/* roulang page: index */
:root {
        --bg: #070C15;
        --bg-content: #0D1420;
        --bg-elev: #111B2A;
        --glass: rgba(17, 27, 42, .72);
        --line: rgba(255, 255, 255, .10);
        --line-bright: rgba(255, 255, 255, .18);
        --blue: #2B7FFF;
        --green: #48F09B;
        --gold: #F7B955;
        --title: #EAF2FF;
        --text: #B4C2D9;
        --muted: #76879E;
        --shadow: 0 16px 40px rgba(0, 0, 0, .3);
        --radius-lg: 16px;
        --radius-md: 12px;
        --radius-sm: 8px;
    }

    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        margin: 0;
        background-color: var(--bg);
        background-image:
            linear-gradient(rgba(255, 255, 255, .025) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, .025) 1px, transparent 1px);
        background-size: 40px 40px;
        color: var(--text);
        font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
        font-size: 16px;
        line-height: 1.8;
        -webkit-font-smoothing: antialiased;
    }

    body::before {
        content: "";
        position: fixed;
        inset: 0;
        pointer-events: none;
        background:
            radial-gradient(820px 420px at 8% -6%, rgba(43, 127, 255, .10), transparent 64%),
            radial-gradient(600px 300px at 92% 25%, rgba(72, 240, 155, .055), transparent 60%);
        z-index: 0;
    }

    img {
        max-width: 100%;
        display: block;
    }

    a {
        color: inherit;
        text-decoration: none;
    }

    button,
    input {
        font: inherit;
    }

    .container {
        max-width: 1200px;
        margin-left: auto;
        margin-right: auto;
        padding-left: 16px;
        padding-right: 16px;
    }

    .site-header {
        position: relative;
        z-index: 50;
        background: rgba(7, 12, 21, .96);
        border-bottom: 1px solid rgba(255, 255, 255, .06);
    }

    .header-top {
        border-bottom: 1px solid rgba(255, 255, 255, .04);
    }

    .header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        min-height: 64px;
        gap: 16px;
    }

    .brand {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .brand-icon {
        width: 34px;
        height: 34px;
        border-radius: 10px;
        background: linear-gradient(145deg, rgba(43, 127, 255, .26), rgba(43, 127, 255, .08));
        box-shadow: 0 0 22px rgba(43, 127, 255, .28), inset 0 0 0 1px rgba(72, 240, 155, .35);
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--green);
    }

    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }

    .brand-text strong {
        color: var(--title);
        font-size: 17px;
        font-weight: 800;
        letter-spacing: .5px;
    }

    .brand-text small {
        color: var(--green);
        font-size: 11px;
        letter-spacing: 4px;
        font-weight: 600;
        margin-top: 3px;
        line-height: 1;
    }

    .header-tools {
        display: flex;
        align-items: center;
        gap: 14px;
    }

    .site-search {
        display: flex;
        align-items: center;
        width: min(320px, 30vw);
        height: 40px;
        background: rgba(255, 255, 255, .05);
        border: 1px solid rgba(255, 255, 255, .10);
        border-radius: 10px;
        padding: 0 6px 0 12px;
        transition: border-color .2s, box-shadow .2s, background .2s;
    }

    .site-search:focus-within {
        border-color: var(--blue);
        box-shadow: 0 0 0 3px rgba(43, 127, 255, .20);
        background: rgba(255, 255, 255, .07);
    }

    .site-search svg {
        color: var(--muted);
        flex-shrink: 0;
    }

    .site-search input {
        flex: 1;
        min-width: 0;
        background: transparent;
        border: 0;
        outline: 0;
        color: var(--title);
        padding: 0 8px;
        height: 100%;
        font-size: 14px;
    }

    .site-search input::placeholder {
        color: var(--muted);
    }

    .site-search button {
        height: 30px;
        padding: 0 14px;
        border-radius: 7px;
        border: 0;
        cursor: pointer;
        color: var(--title);
        background: linear-gradient(135deg, var(--blue), #1665D9);
        font-size: 13px;
        font-weight: 600;
        transition: filter .15s, transform .15s;
    }

    .site-search button:hover {
        filter: brightness(1.1);
    }

    .site-search button:active {
        transform: translateY(1px);
    }

    .channel-nav {
        position: sticky;
        top: 0;
        z-index: 80;
        background: rgba(7, 12, 21, .84);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid rgba(255, 255, 255, .06);
    }

    .channel-inner {
        display: flex;
        align-items: center;
        gap: 6px;
        overflow-x: auto;
        padding-top: 6px;
        padding-bottom: 6px;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .channel-inner::-webkit-scrollbar {
        display: none;
    }

    .channel-link {
        flex: 0 0 auto;
        padding: 8px 16px;
        border-radius: 999px;
        font-size: 15px;
        color: var(--text);
        font-weight: 500;
        transition: background .18s, color .18s;
        border: 1px solid transparent;
    }

    .channel-link:hover {
        color: #fff;
        background: rgba(255, 255, 255, .06);
    }

    .channel-link.active {
        color: #fff;
        background: rgba(43, 127, 255, .18);
        border-color: rgba(43, 127, 255, .35);
        box-shadow: 0 0 14px rgba(43, 127, 255, .12);
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 44px;
        padding: 0 24px;
        border-radius: 10px;
        font-size: 15px;
        font-weight: 600;
        cursor: pointer;
        border: 1px solid transparent;
        white-space: nowrap;
        transition: background .2s, box-shadow .2s, transform .15s, border-color .2s;
    }

    .btn:focus-visible,
    .channel-link:focus-visible,
    a:focus-visible,
    button:focus-visible,
    input:focus-visible {
        outline: 2px solid var(--green);
        outline-offset: 2px;
    }

    .btn-primary {
        color: #fff;
        background: linear-gradient(135deg, #2B7FFF, #1665D9);
        box-shadow: 0 0 18px rgba(43, 127, 255, .18);
    }

    .btn-primary:hover {
        filter: brightness(1.08);
        box-shadow: 0 0 26px rgba(43, 127, 255, .32);
    }

    .btn-primary:active {
        transform: translateY(1px);
    }

    .btn-green {
        color: #06200F;
        background: linear-gradient(135deg, var(--green), #16C98A);
        box-shadow: 0 0 22px rgba(72, 240, 155, .25);
    }

    .btn-green:hover {
        filter: brightness(1.05);
        box-shadow: 0 0 30px rgba(72, 240, 155, .36);
    }

    .btn-green:active {
        transform: translateY(1px);
    }

    .btn-ghost {
        color: var(--title);
        background: rgba(255, 255, 255, .06);
        border-color: rgba(43, 127, 255, .5);
    }

    .btn-ghost:hover {
        background: rgba(43, 127, 255, .14);
        border-color: rgba(43, 127, 255, .78);
    }

    .btn-ghost:active {
        transform: translateY(1px);
    }

    .btn-sm {
        height: 38px;
        padding: 0 16px;
        font-size: 14px;
        border-radius: 8px;
    }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        overflow: hidden;
        padding: 80px 0;
        background: linear-gradient(120deg, rgba(7, 12, 21, .88), rgba(9, 18, 32, .70)),
            url("/assets/images/backpic/back-1.png") center/cover no-repeat;
        border-bottom: 1px solid rgba(255, 255, 255, .05);
    }

    .hero::after {
        content: "";
        position: absolute;
        inset: 0;
        background: radial-gradient(700px 260px at 88% 10%, rgba(43, 127, 255, .14), transparent 68%),
            radial-gradient(420px 220px at 12% 84%, rgba(72, 240, 155, .06), transparent 60%);
        pointer-events: none;
    }

    .hero-inner {
        position: relative;
        z-index: 2;
        display: grid;
        grid-template-columns: minmax(0, 1.25fr) 360px;
        gap: 48px;
        align-items: center;
    }

    .hero-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 6px 14px;
        border-radius: 999px;
        background: rgba(43, 127, 255, .12);
        border: 1px solid rgba(43, 127, 255, .28);
        color: #BFD9FF;
        font-size: 13px;
        font-weight: 500;
        letter-spacing: .5px;
    }

    .hero-eyebrow::before {
        content: "";
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--green);
        box-shadow: 0 0 10px var(--green);
    }

    .hero h1 {
        font-size: clamp(32px, 4vw, 48px);
        line-height: 1.2;
        font-weight: 800;
        color: var(--title);
        margin: 18px 0 16px;
        letter-spacing: -.5px;
    }

    .hero-desc {
        font-size: 17px;
        color: var(--text);
        max-width: 640px;
        margin: 0 0 28px;
    }

    .hero-actions {
        display: flex;
        gap: 14px;
        flex-wrap: wrap;
    }

    .hero-feature-card {
        position: relative;
        border-radius: 18px;
        padding: 12px;
        background: rgba(255, 255, 255, .05);
        border: 1px solid rgba(255, 255, 255, .14);
        box-shadow: var(--shadow);
    }

    .hero-feature-card::before {
        content: "";
        position: absolute;
        inset: 0;
        border-radius: inherit;
        background: linear-gradient(to bottom, rgba(255, 255, 255, .10), transparent 26%);
        pointer-events: none;
    }

    .hero-feature-img {
        position: relative;
        border-radius: 12px;
        overflow: hidden;
        aspect-ratio: 16 / 9;
        background: linear-gradient(135deg, rgba(43, 127, 255, .22), rgba(72, 240, 155, .10));
    }

    .hero-feature-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .hero-feature-img::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(7, 12, 21, .78), transparent 58%);
    }

    .hero-feature-info {
        position: absolute;
        left: 12px;
        right: 12px;
        bottom: 12px;
        z-index: 2;
        padding: 10px 12px;
    }

    .hero-feature-info .tag {
        display: inline-block;
        color: #05200E;
        background: var(--green);
        font-size: 12px;
        font-weight: 700;
        padding: 3px 10px;
        border-radius: 999px;
        margin-bottom: 6px;
    }

    .hero-feature-info h3 {
        color: #fff;
        margin: 0;
        font-size: 16px;
        line-height: 1.45;
    }

    .hero-feature-info p {
        margin: 4px 0 0;
        font-size: 13px;
        color: rgba(255, 255, 255, .68);
    }

    /* ===== sections ===== */
    .section {
        position: relative;
        z-index: 1;
        padding: 80px 0;
    }

    .section-dark {
        background: rgba(13, 20, 32, .55);
    }

    .section-head {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 16px;
        margin-bottom: 32px;
    }

    .section-title {
        display: flex;
        align-items: center;
        gap: 12px;
        color: var(--title);
        font-size: 28px;
        line-height: 1.45;
        font-weight: 800;
        margin: 0;
        letter-spacing: -.3px;
    }

    .section-title::before {
        content: "";
        width: 5px;
        height: 24px;
        border-radius: 4px;
        background: linear-gradient(to bottom, var(--blue), rgba(43, 127, 255, .2));
        box-shadow: 0 0 10px rgba(43, 127, 255, .5);
        flex-shrink: 0;
    }

    .section-sub {
        color: var(--muted);
        font-size: 14px;
        margin: 10px 0 0 17px;
    }

    .text-link {
        color: var(--blue);
        font-size: 14px;
        font-weight: 600;
        white-space: nowrap;
        display: inline-flex;
        align-items: center;
        gap: 5px;
        transition: color .15s;
    }

    .text-link:hover {
        color: #6FB0FF;
        text-decoration: underline;
    }

    .entry-grid {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 20px;
    }

    .entry-card {
        background: var(--glass);
        border: 1px solid var(--line);
        border-radius: var(--radius-lg);
        padding: 24px;
        transition: transform .2s, border-color .2s, box-shadow .2s, background .2s;
        display: flex;
        flex-direction: column;
        min-height: 220px;
        position: relative;
        overflow: hidden;
    }

    .entry-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .25), transparent);
    }

    .entry-card:hover {
        transform: translateY(-3px);
        border-color: rgba(43, 127, 255, .55);
        box-shadow: var(--shadow), 0 0 0 1px rgba(43, 127, 255, .08);
        background: rgba(17, 27, 42, .85);
    }

    .entry-card .icon {
        width: 42px;
        height: 42px;
        border-radius: 12px;
        color: var(--green);
        background: rgba(72, 240, 155, .09);
        border: 1px solid rgba(72, 240, 155, .18);
        display: flex;
        align-items: center;
        justify-content: center;
        margin-bottom: 14px;
    }

    .entry-card h3 {
        color: var(--title);
        font-size: 17px;
        font-weight: 700;
        margin: 0 0 8px;
        line-height: 1.5;
    }

    .entry-card p {
        flex: 1;
        margin: 0;
        font-size: 14px;
        color: var(--text);
        line-height: 1.7;
    }

    .entry-card .card-link {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        color: var(--blue);
        font-weight: 600;
        font-size: 14px;
        margin-top: 14px;
    }

    .entry-card:hover .card-link {
        color: #6FB0FF;
    }

    .collection-grid {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 20px;
    }

    .collection-card {
        display: block;
        background: var(--glass);
        border: 1px solid var(--line);
        border-radius: var(--radius-lg);
        overflow: hidden;
        transition: transform .2s, border-color .2s, box-shadow .2s;
    }

    .collection-card:hover {
        transform: translateY(-3px);
        border-color: rgba(43, 127, 255, .5);
        box-shadow: var(--shadow);
    }

    .collection-cover {
        aspect-ratio: 16 / 10;
        position: relative;
        overflow: hidden;
        background: #0D1420;
    }

    .collection-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .4s ease;
    }

    .collection-card:hover .collection-cover img {
        transform: scale(1.05);
    }

    .collection-cover::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(7, 12, 21, .90), rgba(7, 12, 21, .08) 68%);
    }

    .collection-num {
        position: absolute;
        top: 14px;
        right: 16px;
        font-size: 40px;
        font-weight: 800;
        color: rgba(255, 255, 255, .1);
        line-height: 1;
        z-index: 2;
        font-variant-numeric: tabular-nums;
    }

    .collection-body {
        padding: 18px 18px 20px;
        position: relative;
        z-index: 2;
    }

    .collection-body .badge {
        display: inline-block;
        background: rgba(72, 240, 155, .12);
        color: var(--green);
        font-size: 12px;
        font-weight: 600;
        padding: 3px 10px;
        border-radius: 999px;
        margin-bottom: 10px;
        border: 1px solid rgba(72, 240, 155, .2);
    }

    .collection-body h3 {
        font-size: 17px;
        line-height: 1.55;
        color: var(--title);
        margin: 0 0 6px;
        font-weight: 700;
    }

    .collection-body p {
        margin: 0;
        font-size: 13px;
        color: var(--muted);
        line-height: 1.65;
    }

    .stats-row {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 18px;
    }

    .stat-card {
        border-radius: 18px;
        padding: 25px 20px;
        text-align: center;
        background: linear-gradient(160deg, rgba(43, 127, 255, .09), rgba(17, 27, 42, .62) 72%);
        border: 1px solid rgba(43, 127, 255, .22);
    }

    .stat-num {
        font-size: 34px;
        font-weight: 800;
        color: var(--title);
        line-height: 1.1;
        font-variant-numeric: tabular-nums;
        letter-spacing: -1px;
    }

    .stat-num span {
        color: var(--green);
        font-size: 22px;
        margin-left: 4px;
    }

    .stat-label {
        color: var(--muted);
        margin-top: 8px;
        font-size: 13px;
    }

    /* news */
    .latest-wrap {
        border: 1px solid var(--line);
        border-radius: 20px;
        background: linear-gradient(180deg, rgba(17, 27, 42, .5), rgba(13, 20, 32, .6));
        padding: 22px;
    }

    .news-main {
        display: grid;
        grid-template-columns: minmax(0, 1.08fr) minmax(0, 1fr);
        gap: 22px;
    }

    .news-feature {
        border-radius: 14px;
        overflow: hidden;
        border: 1px solid var(--line);
        background: var(--glass);
        transition: border-color .2s, box-shadow .2s;
        display: flex;
        flex-direction: column;
    }

    .news-feature:hover {
        border-color: rgba(43, 127, 255, .5);
        box-shadow: var(--shadow);
    }

    .news-feature-img {
        aspect-ratio: 16 / 8;
        background: linear-gradient(135deg, rgba(43, 127, 255, .2), rgba(72, 240, 155, .08));
        overflow: hidden;
        position: relative;
    }

    .news-feature-img img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .news-feature-img::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(to top, rgba(7, 12, 21, .78), rgba(7, 12, 21, .02));
    }

    .news-feature-body {
        padding: 18px 20px 20px;
        flex: 1;
        display: flex;
        flex-direction: column;
    }

    .badge-blue {
        display: inline-block;
        width: fit-content;
        background: rgba(43, 127, 255, .14);
        border: 1px solid rgba(43, 127, 255, .26);
        color: #BFD9FF;
        font-size: 12px;
        padding: 3px 11px;
        border-radius: 999px;
        font-weight: 600;
        margin-bottom: 10px;
    }

    .badge-green {
        display: inline-block;
        background: rgba(72, 240, 155, .12);
        border-color: rgba(72, 240, 155, .24);
        color: var(--green);
        font-size: 12px;
        padding: 3px 11px;
        border-radius: 999px;
        font-weight: 600;
    }

    .news-feature-body h3 {
        color: var(--title);
        font-size: 19px;
        line-height: 1.5;
        margin: 0 0 8px;
        font-weight: 700;
    }

    .news-feature-body p {
        margin: 0 0 14px;
        color: var(--text);
        font-size: 14px;
        line-height: 1.7;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .news-meta {
        margin-top: auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        color: var(--muted);
        font-size: 13px;
    }

    .news-side {
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .news-row {
        background: var(--glass);
        border: 1px solid var(--line);
        border-radius: 13px;
        padding: 13px 16px;
        transition: border-color .18s, background .18s;
    }

    .news-row:hover {
        border-color: rgba(43, 127, 255, .4);
        background: rgba(17, 27, 42, .82);
    }

    .news-row-top {
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 3px;
    }

    .news-row-top span {
        color: var(--blue);
        font-size: 12px;
        font-weight: 600;
    }

    .news-row-top time {
        color: var(--muted);
        font-size: 12px;
        font-variant-numeric: tabular-nums;
    }

    .news-row h4 {
        margin: 0;
        font-size: 14px;
        font-weight: 600;
        color: var(--title);
        line-height: 1.55;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .cms-empty {
        min-height: 220px;
        display: flex;
        align-items: center;
        justify-content: center;
        flex-direction: column;
        gap: 12px;
        text-align: center;
        color: var(--muted);
        border: 1px dashed rgba(255, 255, 255, .12);
        background: rgba(255, 255, 255, .02);
        border-radius: 16px;
        padding: 32px;
    }

    .cms-empty-icon {
        width: 50px;
        height: 50px;
        color: var(--blue);
        opacity: .7;
    }

    /* match bar */
    .match-scroll {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 18px;
    }

    .match-card {
        background: linear-gradient(145deg, rgba(43, 127, 255, .10), rgba(17, 27, 42, .74) 56%);
        border: 1px solid rgba(43, 127, 255, .2);
        border-radius: var(--radius-lg);
        padding: 22px 18px;
        position: relative;
        overflow: hidden;
    }

    .match-card::after {
        content: "";
        position: absolute;
        right: -60px;
        top: -60px;
        width: 140px;
        height: 140px;
        border-radius: 50%;
        background: rgba(43, 127, 255, .1);
        filter: blur(12px);
        pointer-events: none;
    }

    .match-card .badge {
        color: var(--green);
        background: rgba(72, 240, 155, .08);
        padding: 3px 10px;
        font-size: 12px;
        border-radius: 999px;
        font-weight: 600;
        border: 1px solid rgba(72, 240, 155, .16);
    }

    .match-body {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 8px;
        margin: 18px 0 10px;
    }

    .match-team {
        flex: 1;
        min-width: 0;
        font-weight: 800;
        color: var(--title);
        font-size: 18px;
        text-align: center;
    }

    .match-score {
        color: var(--green);
        font-size: 28px;
        font-weight: 800;
        letter-spacing: 2px;
        font-variant-numeric: tabular-nums;
    }

    .match-status {
        text-align: center;
        font-size: 12px;
        color: var(--muted);
        margin-bottom: 10px;
    }

    .match-link {
        display: flex;
        justify-content: center;
        color: var(--blue);
        font-size: 13px;
        font-weight: 600;
    }

    /* recommend */
    .guide-grid {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 20px;
    }

    .guide-card {
        overflow: hidden;
        border-radius: 16px;
        border: 1px solid var(--line);
        background: var(--glass);
        transition: transform .2s, border-color .2s, box-shadow .2s;
        display: block;
    }

    .guide-card:hover {
        transform: translateY(-3px);
        border-color: rgba(43, 127, 255, .5);
        box-shadow: var(--shadow);
    }

    .guide-cover {
        aspect-ratio: 16 / 9;
        background: #0D1420;
        position: relative;
        overflow: hidden;
    }

    .guide-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
    }

    .guide-cover::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, transparent, rgba(7, 12, 21, .36));
    }

    .guide-body {
        padding: 14px 16px 16px;
    }

    .guide-type {
        color: var(--blue);
        font-size: 12px;
        font-weight: 600;
        margin-bottom: 4px;
        display: block;
    }

    .guide-body h3 {
        margin: 0;
        color: var(--title);
        font-size: 15px;
        line-height: 1.55;
        font-weight: 700;
    }

    .guide-meta {
        margin-top: 10px;
        color: var(--muted);
        font-size: 12px;
        display: flex;
        justify-content: space-between;
    }

    .guide-meta time {
        font-variant-numeric: tabular-nums;
    }

    /* faq */
    .faq-wrap {
        max-width: 860px;
        margin: 0 auto;
        display: flex;
        flex-direction: column;
        gap: 12px;
    }

    .faq-item {
        background: var(--glass);
        border: 1px solid var(--line);
        border-radius: 14px;
        overflow: hidden;
        transition: border-color .2s, box-shadow .2s;
    }

    .faq-item.open {
        border-color: rgba(43, 127, 255, .35);
    }

    .faq-q {
        width: 100%;
        background: transparent;
        border: 0;
        display: flex;
        align-items: center;
        gap: 14px;
        padding: 15px 18px;
        cursor: pointer;
        text-align: left;
        color: var(--title);
        font-weight: 600;
        font-size: 15px;
        min-height: 56px;
    }

    .faq-q .num {
        width: 30px;
        height: 30px;
        border-radius: 9px;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(43, 127, 255, .12);
        color: var(--blue);
        font-size: 13px;
        font-weight: 800;
        font-variant-numeric: tabular-nums;
    }

    .faq-arrow {
        margin-left: auto;
        color: var(--muted);
        transition: transform .25s;
        flex-shrink: 0;
    }

    .faq-item.open .faq-arrow {
        transform: rotate(180deg);
        color: var(--green);
    }

    .faq-a {
        display: grid;
        grid-template-rows: 0fr;
        transition: grid-template-rows .25s ease;
    }

    .faq-item.open .faq-a {
        grid-template-rows: 1fr;
    }

    .faq-a-inner {
        overflow: hidden;
        padding-left: 62px;
        padding-right: 18px;
    }

    .faq-a p {
        margin: 0;
        padding-bottom: 16px;
        color: var(--text);
        font-size: 14px;
        line-height: 1.8;
    }

    /* cta */
    .cta-section {
        background: var(--glass);
        border: 1px solid var(--line);
        border-radius: 22px;
        padding: 44px 32px;
        position: relative;
        overflow: hidden;
        text-align: center;
        background: linear-gradient(135deg, rgba(43, 127, 255, .13), rgba(17, 27, 42, .9) 55%);
    }

    .cta-section::before {
        content: "";
        position: absolute;
        right: -80px;
        top: -140px;
        width: 320px;
        height: 320px;
        border-radius: 50%;
        background: rgba(72, 240, 155, .1);
        filter: blur(60px);
    }

    .cta-section h2 {
        color: var(--title);
        font-size: 28px;
        margin: 0 0 10px;
        font-weight: 800;
    }

    .cta-section p {
        color: var(--text);
        font-size: 15px;
        margin: 0 auto 24px;
        max-width: 680px;
    }

    .cta-buttons {
        display: flex;
        justify-content: center;
        gap: 14px;
        flex-wrap: wrap;
        position: relative;
        z-index: 2;
    }

    .btn-outline {
        color: var(--title);
        background: rgba(255, 255, 255, .05);
        border-color: rgba(255, 255, 255, .2);
    }

    .btn-outline:hover {
        background: rgba(255, 255, 255, .1);
        border-color: rgba(255, 255, 255, .32);
    }

    .btn-fav.active {
        background: rgba(247, 185, 85, .15);
        border-color: rgba(247, 185, 85, .45);
        color: #FFDE9E;
    }

    /* footer */
    .site-footer {
        border-top: 1px solid rgba(255, 255, 255, .06);
        background: rgba(5, 9, 16, .86);
        padding-top: 52px;
        margin-top: 30px;
    }

    .footer-top {
        display: grid;
        grid-template-columns: 1.4fr repeat(4, minmax(0, 1fr));
        gap: 30px;
        padding-bottom: 36px;
    }

    .footer-brand p {
        color: var(--muted);
        font-size: 14px;
        max-width: 280px;
        margin: 14px 0 0;
        line-height: 1.8;
    }

    .footer-col h4 {
        color: var(--title);
        margin: 0 0 16px;
        font-size: 15px;
        font-weight: 700;
    }

    .footer-col ul {
        list-style: none;
        padding: 0;
        margin: 0;
        display: flex;
        flex-direction: column;
        gap: 10px;
    }

    .footer-col a {
        color: var(--muted);
        font-size: 14px;
        display: inline-block;
        transition: color .15s;
    }

    .footer-col a:hover {
        color: var(--green);
    }

    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, .05);
        padding: 18px 0 22px;
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 6px 16px;
        color: var(--muted);
        font-size: 13px;
    }

    .footer-bottom a {
        color: var(--muted);
    }

    .footer-bottom a:hover {
        color: #fff;
    }

    /* share modal */
    .mask {
        position: fixed;
        inset: 0;
        z-index: 120;
        background: rgba(7, 12, 21, .72);
        display: none;
        align-items: center;
        justify-content: center;
        padding: 16px;
    }

    .mask.show {
        display: flex;
    }

    .share-panel {
        width: 360px;
        background: #0E1622;
        border: 1px solid rgba(255, 255, 255, .14);
        border-radius: 18px;
        padding: 24px;
        box-shadow: var(--shadow);
    }

    .share-panel h3 {
        color: var(--title);
        margin: 0 0 6px;
        font-size: 18px;
    }

    .share-panel p {
        color: var(--muted);
        margin: 0 0 18px;
        font-size: 13px;
    }

    .share-row {
        display: flex;
        gap: 10px;
    }

    .share-row button {
        flex: 1;
        height: 42px;
        border-radius: 10px;
        border: 1px solid var(--line);
        background: rgba(255, 255, 255, .05);
        color: var(--title);
        font-weight: 600;
        cursor: pointer;
        transition: all .16s;
    }

    .share-row button:hover {
        background: rgba(43, 127, 255, .14);
        border-color: rgba(43, 127, 255, .4);
    }

    @media (min-width:1024px) and (max-width:1200px) {
        .guide-grid {
            grid-template-columns: repeat(4, 1fr);
            gap: 14px;
        }
        .footer-top {
            grid-template-columns: 1.4fr repeat(2, 1fr);
        }
    }

    @media (max-width: 1023px) {
        .section {
            padding: 56px 0;
        }
        .hero-inner {
            grid-template-columns: 1fr;
            gap: 28px;
        }
        .hero-feature-card {
            max-width: 440px;
        }
        .entry-grid,
        .collection-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .news-main {
            grid-template-columns: 1fr;
        }
        .match-scroll {
            grid-template-columns: repeat(3, minmax(270px, 1fr));
            overflow-x: auto;
            padding-bottom: 6px;
        }
        .stats-row {
            grid-template-columns: repeat(2, 1fr);
        }
        .guide-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-top {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 767px) {
        .header-inner {
            min-height: 56px;
        }
        .brand-text strong {
            font-size: 15px;
        }
        .brand-text small {
            letter-spacing: 3px;
            font-size: 10px;
        }
        .brand-icon {
            width: 30px;
            height: 30px;
        }
        .site-search {
            width: 42px;
            background: transparent;
            border-color: transparent;
            padding-left: 0;
            justify-content: center;
        }
        .site-search input,
        .site-search button {
            display: none;
        }
        .site-search:focus-within {
            border-color: transparent;
            box-shadow: none;
        }
        .header-tools .btn-sm {
            padding: 0 14px;
            font-size: 13px;
        }
        .channel-link {
            font-size: 14px;
        }
        .hero {
            padding: 44px 0;
        }
        .hero h1 {
            font-size: 30px;
        }
        .hero-desc {
            font-size: 15px;
        }
        .section-title {
            font-size: 22px;
        }
        .news-main {
            gap: 14px;
        }
        .cta-section {
            padding: 36px 20px;
        }
        .cta-section h2 {
            font-size: 22px;
        }
        .faq-a-inner {
            padding-left: 16px;
        }
        .footer-top {
            grid-template-columns: 1fr;
        }
        .footer-bottom {
            flex-direction: column;
            align-items: center;
            text-align: center;
        }
        .entry-card {
            min-height: 0;
        }
    }

    @media (max-width: 520px) {
        .entry-grid,
        .collection-grid,
        .guide-grid {
            grid-template-columns: 1fr;
        }
        .stats-row {
            grid-template-columns: 1fr;
        }
        .container {
            padding-left: 14px;
            padding-right: 14px;
        }
        .section-head {
            flex-direction: column;
            align-items: flex-start;
            margin-bottom: 20px;
        }
        .latest-wrap {
            padding: 12px;
        }
        .match-scroll {
            grid-template-columns: repeat(3, minmax(230px, 1fr));
            gap: 12px;
        }
    }

/* roulang page: article */
:root {
            --c-primary: #2B7FFF;
            --c-green: #48F09B;
            --c-gold: #F7B955;
            --c-bg: #070C15;
            --c-content-bg: #0D1420;
            --c-panel: #111B2A;
            --c-title: #EAF2FF;
            --c-body: #B4C2D9;
            --c-muted: #76879E;
            --c-border: rgba(255,255,255,0.10);
            --c-border-light: rgba(255,255,255,0.08);
            --radius-card: 16px;
            --radius-btn: 8px;
            --shadow-box: 0 8px 40px rgba(0,0,0,0.3);
            --glow-primary: 0 0 24px rgba(43,127,255,0.35);
            --glow-green: 0 0 24px rgba(72,240,155,0.25);
            --container: 1200px;
            --spacing-section: 80px;
            --grid-bg: rgba(255,255,255,0.03);
        }
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        html {
            scroll-behavior: smooth;
        }
        
        body {
            background: var(--c-bg);
            background-image: linear-gradient(var(--grid-bg) 1px, transparent 1px),
                linear-gradient(90deg, var(--grid-bg) 1px, transparent 1px);
            background-size: 40px 40px;
            color: var(--c-body);
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        
        img {
            max-width: 100%;
            display: block;
        }
        
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
        }
        
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        
        input {
            font-family: inherit;
        }
        
        .container {
            max-width: var(--container);
            margin: 0 auto;
            padding: 0 16px;
        }

        /* ===== Header ===== */
        .site-header {
            background: rgba(7, 12, 21, 0.75);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            position: sticky;
            top: 0;
            z-index: 100;
        }
        
        .header-top {
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }
        
        .header-inner {
            height: 64px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }
        
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        
        .brand-icon {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: linear-gradient(135deg, var(--c-primary) 0%, #06B3FF 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            box-shadow: 0 0 16px rgba(43, 127, 255, 0.5);
            position: relative;
            overflow: hidden;
        }
        
        .brand-icon::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, transparent 40%, rgba(255,255,255,0.4) 50%, transparent 60%);
            animation: scan 3s infinite;
        }
        
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.1;
        }
        
        .brand-text strong {
            font-size: 17px;
            font-weight: 700;
            color: var(--c-title);
            letter-spacing: 0.5px;
        }
        
        .brand-text small {
            font-size: 10px;
            color: var(--c-green);
            letter-spacing: 3px;
            text-transform: uppercase;
        }
        
        .header-tools {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        
        .site-search {
            display: flex;
            align-items: center;
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.10);
            border-radius: 8px;
            height: 40px;
            transition: border-color 0.25s, box-shadow 0.25s;
            overflow: hidden;
        }
        
        .site-search:hover {
            border-color: rgba(43, 127, 255, 0.4);
        }
        
        .site-search:focus-within {
            border-color: var(--c-primary);
            box-shadow: 0 0 0 3px rgba(43, 127, 255, 0.15);
        }
        
        .site-search svg {
            margin-left: 12px;
            flex-shrink: 0;
            color: var(--c-muted);
        }
        
        .site-search input {
            background: none;
            border: none;
            outline: none;
            color: var(--c-title);
            font-size: 13px;
            padding: 0 10px;
            width: 142px;
        }
        
        .site-search input::placeholder {
            color: #76879E;
        }
        
        .site-search button {
            background: var(--c-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            padding: 0 14px;
            height: 100%;
            transition: background 0.2s;
            letter-spacing: 1px;
        }
        
        .site-search button:hover {
            background: #1a6ee5;
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            line-height: 1;
            padding: 12px 24px;
            transition: all 0.25s;
            white-space: nowrap;
        }
        
        .btn-primary {
            background: var(--c-primary);
            color: #fff;
            box-shadow: 0 0 16px rgba(43, 127, 255, 0.3);
        }
        
        .btn-primary:hover {
            background: #1a6ee5;
            box-shadow: var(--glow-primary);
            transform: translateY(-1px);
        }
        
        .btn-primary:active {
            transform: translateY(1px);
            box-shadow: 0 0 8px rgba(43,127,255,0.3);
        }
        
        .btn-green {
            background: linear-gradient(135deg, #48F09B, #2BBF77);
            color: #081A12;
            box-shadow: 0 0 20px rgba(72, 240, 155, 0.25);
            font-weight: 700;
        }
        
        .btn-green:hover {
            box-shadow: 0 0 28px rgba(72, 240, 155, 0.45);
            filter: brightness(1.08);
            transform: translateY(-1px);
        }
        
        .btn-green:active {
            transform: translateY(1px);
        }
        
        .btn-ghost {
            background: rgba(255, 255, 255, 0.05);
            color: var(--c-title);
            border: 1px solid rgba(43, 127, 255, 0.4);
            backdrop-filter: blur(6px);
        }
        
        .btn-ghost:hover {
            background: rgba(43, 127, 255, 0.12);
            border-color: var(--c-primary);
        }
        
        .btn-sm {
            height: 36px;
            padding: 0 18px;
            font-size: 13px;
        }
        
        .btn-lg {
            height: 48px;
            padding: 0 28px;
            font-size: 15px;
            border-radius: 10px;
        }

        /* Channel Nav */
        .channel-nav {
            backdrop-filter: blur(12px);
        }
        
        .channel-inner {
            height: 48px;
            display: flex;
            align-items: center;
            gap: 2px;
            overflow-x: auto;
            scrollbar-width: none;
        }
        
        .channel-inner::-webkit-scrollbar {
            display: none;
        }
        
        .channel-link {
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: var(--c-body);
            border-radius: 20px;
            white-space: nowrap;
            transition: color 0.2s, background 0.2s;
            letter-spacing: 0.3px;
            position: relative;
        }
        
        .channel-link:hover {
            color: var(--c-title);
            background: rgba(43, 127, 255, 0.1);
        }
        
        .channel-link.active {
            color: var(--c-title);
            background: rgba(43, 127, 255, 0.18);
            box-shadow: inset 0 0 0 1px rgba(43, 127, 255, 0.2);
        }

        /* ===== Article Layout ===== */
        .article-main {
            padding: 48px 0 80px;
        }
        
        .article-layout {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 32px;
            align-items: start;
        }
        
        .article-content {
            background: rgba(17, 27, 42, 0.72);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 32px;
            backdrop-filter: blur(6px);
            box-shadow: var(--shadow-box);
        }

        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--c-muted);
            margin-bottom: 24px;
            padding-bottom: 16px;
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }
        
        .breadcrumb a {
            color: var(--c-muted);
            transition: color 0.2s;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        
        .breadcrumb a:hover {
            color: var(--c-primary);
        }
        
        .breadcrumb svg {
            width: 14px;
            height: 14px;
            opacity: 0.5;
        }

        .article-heading h1 {
            font-size: 32px;
            line-height: 1.3;
            font-weight: 800;
            color: var(--c-title);
            margin-bottom: 16px;
            letter-spacing: -0.3px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
            font-size: 13px;
            color: var(--c-muted);
            margin-bottom: 24px;
        }
        
        .article-meta .divider {
            width: 1px;
            height: 14px;
            background: rgba(255,255,255,0.15);
        }
        
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        
        .meta-cat {
            background: rgba(43, 127, 255, 0.12);
            border: 1px solid rgba(43, 127, 255, 0.25);
            color: #8fc3ff;
            padding: 2px 10px;
            border-radius: 12px;
            font-size: 12px;
            font-weight: 500;
        }

        .share-line {
            display: flex;
            align-items: center;
            gap: 6px;
            margin-bottom: 16px;
        }
        
        .share-btn {
            width: 30px;
            height: 30px;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            background: rgba(255, 255, 255, 0.04);
            color: var(--c-muted);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s;
        }
        
        .share-btn:hover {
            background: rgba(43, 127, 255, 0.15);
            border-color: rgba(43, 127, 255, 0.4);
            color: var(--c-title);
        }

        .article-cover {
            width: 100%;
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 28px;
            position: relative;
            border: 1px solid rgba(255,255,255,0.08);
        }
        
        .article-cover img {
            width: 100%;
            height: auto;
            display: block;
        }

        /* Article body styles — for cms_safe_html */
        .article-body {
            font-size: 16px;
            line-height: 1.9;
            color: var(--c-body);
        }
        
        .article-body p {
            margin-bottom: 24px;
        }
        
        .article-body h2 {
            font-size: 22px;
            color: var(--c-title);
            font-weight: 700;
            margin-top: 36px;
            margin-bottom: 16px;
            padding-left: 14px;
            border-left: 4px solid var(--c-primary);
            line-height: 1.4;
        }
        
        .article-body h3 {
            font-size: 19px;
            color: var(--c-title);
            font-weight: 600;
            margin-top: 28px;
            margin-bottom: 12px;
        }
        
        .article-body h4 {
            font-size: 17px;
            color: var(--c-title);
            font-weight: 600;
            margin-top: 20px;
            margin-bottom: 10px;
        }
        
        .article-body ul,
        .article-body ol {
            padding-left: 22px;
            margin-bottom: 24px;
        }
        
        .article-body li {
            margin-bottom: 8px;
        }
        
        .article-body blockquote {
            border-left: 4px solid var(--c-primary);
            background: rgba(43, 127, 255, 0.06);
            padding: 14px 18px;
            border-radius: 0 12px 12px 0;
            margin-bottom: 24px;
            color: var(--c-title);
            font-weight: 500;
        }
        
        .article-body img {
            border-radius: 12px;
            margin-bottom: 24px;
        }
        
        .article-body a {
            color: #8fc3ff;
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-color: rgba(143, 195, 255, 0.4);
        }
        
        .article-body a:hover {
            color: var(--c-primary);
            text-decoration-color: var(--c-primary);
        }

        /* Prev Next */
        .article-pager {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
            margin-top: 36px;
            padding-top: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }
        
        .pager-card {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(255,255,255,0.08);
            border-radius: 12px;
            padding: 14px 16px;
            transition: border-color 0.2s, background 0.2s, transform 0.2s;
        }
        
        .pager-card:hover {
            border-color: rgba(43,127,255,0.4);
            background: rgba(43,127,255,0.06);
            transform: translateY(-2px);
        }
        
        .pager-label {
            font-size: 12px;
            color: var(--c-muted);
            display: block;
            margin-bottom: 6px;
        }
        
        .pager-title {
            font-size: 14px;
            color: var(--c-title);
            font-weight: 500;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Sidebar */
        .article-sidebar {
            display: flex;
            flex-direction: column;
            gap: 24px;
            position: sticky;
            top: 140px;
        }
        
        .side-card {
            background: rgba(17, 27, 42, 0.72);
            border: 1px solid var(--c-border);
            border-radius: var(--radius-card);
            padding: 22px;
            backdrop-filter: blur(6px);
        }
        
        .side-title {
            font-size: 16px;
            font-weight: 700;
            color: var(--c-title);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        
        .side-title::before {
            content: '';
            width: 4px;
            height: 16px;
            background: var(--c-primary);
            border-radius: 2px;
        }

        .side-login {
            background: linear-gradient(145deg, rgba(43, 127, 255, 0.15) 0%, rgba(17, 27, 42, 0.9) 60%), rgba(17, 27, 42, 0.72);
            border: 1px solid rgba(43, 127, 255, 0.3);
            text-align: center;
        }
        
        .side-login-desc {
            font-size: 13px;
            color: var(--c-muted);
            margin-bottom: 14px;
            line-height: 1.6;
        }

        .side-ul {
            list-style: none;
        }
        
        .side-ul li {
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        
        .side-ul li:last-child {
            border-bottom: none;
        }
        
        .side-ul a {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 10px 0;
            color: var(--c-body);
            font-size: 14px;
            line-height: 1.5;
            transition: color 0.2s, padding-left 0.2s;
        }
        
        .side-ul a:hover {
            color: var(--c-primary);
            padding-left: 4px;
        }
        
        .rank-num {
            font-size: 13px;
            font-weight: 700;
            color: var(--c-muted);
            font-variant-numeric: tabular-nums;
            min-width: 20px;
        }
        
        .rank-num.top-1 {
            color: var(--c-gold);
        }
        
        .rank-num.top-2 {
            color: #A8C5E5;
        }
        
        .rank-num.top-3 {
            color: #D28A5C;
        }

        .side-banner {
            position: relative;
            background: linear-gradient(135deg, var(--c-primary) 0%, #1a4f9e 100%);
            border-radius: var(--radius-card);
            padding: 6px;
            overflow: hidden;
        }
        
        .side-banner-inner {
            border-radius: 12px;
            padding: 20px;
            text-align: center;
            background: radial-gradient(circle at 70% 20%, rgba(72,240,155,0.15) 0%, transparent 60%);
        }
        
        .side-banner-inner h3 {
            color: #fff;
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 8px;
        }
        
        .side-banner-inner p {
            color: rgba(255,255,255,0.8);
            font-size: 13px;
            margin-bottom: 14px;
            line-height: 1.5;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: rgba(10, 15, 25, 0.85);
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            padding-top: 56px;
            margin-top: 40px;
        }
        
        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1.2fr;
            gap: 28px;
            padding-bottom: 44px;
        }
        
        .footer-brand .brand {
            margin-bottom: 12px;
        }
        
        .footer-brand p {
            font-size: 13px;
            color: var(--c-muted);
            line-height: 1.6;
            max-width: 260px;
        }
        
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--c-title);
            margin-bottom: 14px;
        }
        
        .footer-col ul {
            list-style: none;
        }
        
        .footer-col li {
            margin-bottom: 8px;
        }
        
        .footer-col a {
            font-size: 14px;
            color: var(--c-muted);
            transition: color 0.2s;
        }
        
        .footer-col a:hover {
            color: var(--c-primary);
        }
        
        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 0;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: #5b6a82;
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .article-layout {
                grid-template-columns: 1fr;
            }
            
            .article-sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }
            
            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        
        @media (max-width: 768px) {
            :root {
                --spacing-section: 56px;
            }
            
            .site-search {
                display: none;
            }
            
            .header-inner {
                height: 56px;
            }
            
            .channel-inner {
                height: 44px;
            }
            
            .article-main {
                padding-bottom: 56px;
            }
            
            .article-content {
                padding: 20px;
            }
            
            .article-heading h1 {
                font-size: 24px;
            }
            
            .article-pager {
                grid-template-columns: 1fr;
            }
            
            .article-sidebar {
                display: flex;
            }
            
            .footer-top {
                grid-template-columns: 1fr;
                gap: 22px;
            }
            
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
            
            .article-layout {
                gap: 20px;
            }
        }
        
        @media (max-width: 520px) {
            .btn-sm {
                padding: 0 12px;
            }
            
            .brand-icon {
                width: 28px;
                height: 28px;
            }
            
            .container {
                padding: 0 14px;
            }
        }

        @keyframes scan {
            0% { transform: translateX(-100%); }
            100% { transform: translateX(100%); }
        }

/* roulang page: category1 */
:root {
  --primary: #2B7FFF;
  --primary-dark: #1F5FE0;
  --win: #48F09B;
  --win-dark: #22C97A;
  --gold: #F7B955;
  --bg0: #070C15;
  --bg1: #0D1420;
  --bg2: #111B2A;
  --line: rgba(255, 255, 255, 0.10);
  --line-soft: rgba(255, 255, 255, 0.06);
  --text-title: #EAF2FF;
  --text-body: #B4C2D9;
  --text-muted: #76879E;
  --glow-blue: rgba(43, 127, 255, 0.35);
  --glow-green: rgba(72, 240, 155, 0.25);
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 18px 42px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
  color: var(--text-body);
  background: var(--bg0);
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 40px 40px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input {
  font: inherit;
  color: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

.wrap {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
}

section {
  position: relative;
}

.section-page {
  padding: 80px 0;
}

@media (max-width: 767px) {
  .section-page {
    padding: 56px 0;
  }
}

/* ---------- 品牌 Logo ---------- */
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, #2B7FFF 0%, #1F5FE0 70%, #48F09B 130%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 18px rgba(43, 127, 255, 0.40), inset 0 0 0 1px rgba(255, 255, 255, 0.22);
  position: relative;
  overflow: hidden;
}

.brand-icon::after {
  content: "";
  position: absolute;
  inset: 0;
  background: conic-gradient(from 40deg, transparent 0 50%, rgba(255, 255, 255, 0.16) 50% 53%, transparent 53%);
  animation: scan-ring 5s linear infinite;
}

@keyframes scan-ring {
  to { transform: rotate(360deg); }
}

.brand-icon svg {
  position: relative;
  z-index: 1;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.12;
}

.brand-text strong {
  color: #fff;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.brand-text small {
  color: var(--win);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.55em;
  margin-top: 3px;
  line-height: 1;
}

/* ---------- 头部与频道导航 ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 12, 21, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line-soft);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.18);
}

.header-top {
  height: 64px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.header-inner {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-search {
  display: flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 10px 0 12px;
  background: rgba(17, 27, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 10px;
  color: var(--text-muted);
  transition: border-color .2s, box-shadow .2s;
}

.site-search:focus-within {
  border-color: rgba(43, 127, 255, 0.8);
  box-shadow: 0 0 0 3px rgba(43, 127, 255, 0.18);
}

.site-search input {
  background: transparent;
  border: 0;
  outline: none;
  width: 150px;
  color: #EAF2FF;
  font-size: 13px;
  padding: 0;
}

.site-search input::placeholder,
.site-search input::-webkit-input-placeholder {
  color: #76879E;
}

.site-search button {
  border: 0;
  background: transparent;
  color: var(--text-title);
  font-size: 13px;
  font-weight: 600;
  padding: 4px 4px 4px 10px;
  border-left: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  transition: color .2s;
}

.site-search button:hover {
  color: var(--primary);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 0;
  background: transparent;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  padding: 12px 24px;
  line-height: 1;
  cursor: pointer;
  transition: transform .16s ease, box-shadow .2s ease, background .2s, filter .2s, border-color .2s;
  white-space: nowrap;
  text-decoration: none;
}

.btn:active {
  transform: translateY(1px);
}

.btn-sm {
  padding: 10px 16px;
  font-size: 14px;
  border-radius: 8px;
}

.btn-primary {
  background: linear-gradient(135deg, #48F09B, #22C97A);
  color: #042010;
  box-shadow: 0 0 24px rgba(72, 240, 155, 0.26), inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.btn-primary:hover {
  filter: brightness(1.08);
  box-shadow: 0 0 30px rgba(72, 240, 155, 0.36);
  transform: translateY(-1px);
}

.btn-primary:active {
  transform: translateY(1px);
}

.btn-blue {
  background: linear-gradient(135deg, #2B7FFF 0%, #1E62E8 100%);
  color: #fff;
  box-shadow: 0 0 24px rgba(43, 127, 255, 0.30);
}

.btn-blue:hover {
  filter: brightness(1.1);
  box-shadow: 0 0 30px rgba(43, 127, 255, 0.46);
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(43, 127, 255, 0.5);
  color: #EAF2FF;
}

.btn-ghost:hover {
  background: rgba(43, 127, 255, 0.14);
  border-color: var(--primary);
}

.channel-nav {
  height: 48px;
}

.channel-inner {
  width: min(1200px, 100% - 32px);
  margin-inline: auto;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 6px;
  overflow-x: auto;
  scrollbar-width: none;
  white-space: nowrap;
}

.channel-inner::-webkit-scrollbar {
  display: none;
}

.channel-link {
  display: flex;
  align-items: center;
  min-height: 36px;
  padding: 0 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-body);
  transition: color .2s, background .2s, box-shadow .2s;
  flex: 0 0 auto;
}

.channel-link:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.05);
}

.channel-link.active {
  color: #fff;
  background: rgba(43, 127, 255, 0.16);
  box-shadow: inset 0 0 0 1px rgba(43, 127, 255, 0.52);
}

/* ---------- 分类 Hero ---------- */
.cat-hero {
  position: relative;
  padding: 84px 0 80px;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(7, 12, 21, 0.92) 0%, rgba(13, 20, 32, 0.78) 48%, rgba(17, 27, 42, 0.78) 100%),
    linear-gradient(180deg, rgba(7, 12, 21, 0.68), rgba(7, 12, 21, 0.90)),
    url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.cat-hero::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  left: -120px;
  top: -160px;
  background: radial-gradient(circle, rgba(43, 127, 255, 0.25) 0%, transparent 65%);
  pointer-events: none;
}

.cat-hero::after {
  content: "";
  position: absolute;
  width: 360px;
  height: 360px;
  right: -80px;
  bottom: -150px;
  background: radial-gradient(circle, rgba(72, 240, 155, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--win);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  padding: 7px 14px;
  border: 1px solid rgba(72, 240, 155, 0.3);
  background: rgba(72, 240, 155, 0.06);
  border-radius: 999px;
}

.cat-hero h1 {
  font-size: clamp(30px, 5vw, 50px);
  line-height: 1.15;
  color: var(--text-title);
  font-weight: 800;
  margin: 18px 0 20px;
  letter-spacing: 0.01em;
  max-width: 820px;
  text-shadow: 0 8px 32px rgba(0, 0, 0, 0.28);
}

.cat-hero .lead {
  max-width: 650px;
  color: #C4D3EA;
  font-size: 16px;
  line-height: 1.85;
  margin: 0;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
  position: relative;
  z-index: 2;
}

.hero-proof {
  position: relative;
  z-index: 2;
}

.login-side-card {
  background: rgba(17, 27, 42, 0.72);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 20px;
  padding: 22px;
  box-shadow: 0 24px 55px rgba(0, 0, 0, 0.35);
  position: relative;
  overflow: hidden;
}

.login-side-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(150deg, rgba(43, 127, 255, 0.08), transparent 62%);
  pointer-events: none;
}

.side-card-title {
  color: #EAF2FF;
  font-size: 15px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.side-card-title .dot-green {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--win);
  font-weight: 500;
}

.side-card-title .dot-green::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--win);
  box-shadow: 0 0 10px var(--win);
}

.security-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
  font-size: 14px;
}

.security-row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.security-row .lbl {
  color: var(--text-body);
}

.security-row .val {
  color: #EAF2FF;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.side-progress {
  height: 8px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
  margin-top: 14px;
  overflow: hidden;
}

.side-progress .bar {
  width: 86%;
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--win));
  border-radius: 8px;
}

/* ---------- 牌子条 ---------- */
.strip-bar {
  background: #0B121F;
  border-bottom: 1px solid var(--line-soft);
  padding: 18px 0;
}

.strip-item {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
}

.strip-ico {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(43, 127, 255, 0.12);
  border: 1px solid rgba(43, 127, 255, 0.25);
  color: var(--primary);
  flex: 0 0 auto;
}

.strip-item strong {
  display: block;
  color: var(--text-title);
  font-size: 14px;
  font-weight: 600;
}

.strip-item span {
  font-size: 12px;
  color: var(--text-muted);
}

/* ---------- 区块标题 ---------- */
.sec-head {
  margin-bottom: 40px;
}

.sec-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(43, 127, 255, 0.10);
  border: 1px solid rgba(43, 127, 255, 0.22);
  color: #93C0FF;
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 999px;
  font-weight: 600;
}

.sec-title {
  color: var(--text-title);
  font-size: clamp(24px, 3vw, 31px);
  line-height: 1.25;
  margin: 14px 0 8px;
  font-weight: 800;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.sec-title::before {
  content: "";
  width: 4px;
  height: 28px;
  border-radius: 4px;
  background: linear-gradient(180deg, var(--primary), #7FD4FF);
  box-shadow: 0 0 14px rgba(43, 127, 255, 0.55);
  margin-top: 3px;
  flex: 0 0 auto;
}

.sec-sub {
  color: var(--text-muted);
  font-size: 15px;
  max-width: 720px;
  margin: 0;
}

/* ---------- 分类内页 Tabs ---------- */
.category-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.category-tab {
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-body);
  font-size: 13px;
  cursor: default;
}

.category-tab.current {
  background: rgba(43, 127, 255, 0.16);
  border-color: var(--primary);
  color: #EAF2FF;
  font-weight: 600;
  box-shadow: 0 0 14px rgba(43, 127, 255, 0.12);
}

/* ---------- 服务功能卡 ---------- */
.feature-card {
  position: relative;
  background: rgba(17, 27, 42, 0.78);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius-lg);
  padding: 26px 24px 22px;
  height: 100%;
  transition: border-color .25s, transform .25s, box-shadow .25s, background .25s;
}

.feature-card:hover {
  border-color: rgba(43, 127, 255, 0.42);
  transform: translateY(-3px);
  box-shadow: 0 18px 34px rgba(0, 0, 0, 0.35);
  background: rgba(18, 30, 47, 0.88);
}

.feature-num {
  position: absolute;
  top: 16px;
  right: 20px;
  font-size: 26px;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.06);
  line-height: 1;
  letter-spacing: -0.04em;
}

.feature-ico {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(43, 127, 255, 0.30), rgba(43, 127, 255, 0.08));
  border: 1px solid rgba(43, 127, 255, 0.30);
  color: #7AB4FF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  box-shadow: 0 0 18px rgba(43, 127, 255, 0.08);
}

.feature-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-title);
  margin: 0 0 8px;
}

.feature-card p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 0 0 16px;
}

.card-link {
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}

.card-link:hover {
  color: #8EC1FF;
}

.card-link i {
  transition: transform .2s;
}

.card-link:hover i {
  transform: translateX(4px);
}

/* ---------- 流程区块 ---------- */
.process-band {
  background: #0B121F;
  border-block: 1px solid var(--line-soft);
}

.step-wrap {
  background: rgba(17, 27, 42, 0.55);
  border: 1px solid var(--line-soft);
  border-radius: 18px;
  padding: 26px 18px 22px;
  height: 100%;
  position: relative;
  transition: border-color .2s, transform .2s, background .2s;
}

.step-wrap:hover {
  border-color: rgba(43, 127, 255, 0.35);
  background: rgba(17, 27, 42, 0.88);
  transform: translateY(-2px);
}

.step-no {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .12em;
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 12px;
}

.step-no::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(43, 127, 255, 0.4), transparent);
  margin-left: 4px;
}

.step-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(43, 127, 255, 0.12);
  color: var(--primary);
  margin-bottom: 12px;
  border: 1px solid rgba(43, 127, 255, 0.26);
}

.step-wrap h3 {
  margin: 0 0 10px;
  color: #EAF2FF;
  font-size: 16px;
}

.step-wrap p {
  margin: 0;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

/* ---------- 账号状态图 -------- */
.state-panel {
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.state-panel .panel-body {
  padding: 24px;
}

.state-img {
  margin: 0;
}

.state-img img {
  width: 100%;
  min-height: 220px;
  object-fit: cover;
}

.panel-eyebrow {
  font-size: 12px;
  color: var(--win);
  letter-spacing: .1em;
  font-weight: 600;
  text-transform: none;
}

.panel-body h3 {
  color: var(--text-title);
  font-size: 20px;
  margin: 10px 0 12px;
}

.panel-body p {
  color: var(--text-muted);
  line-height: 1.75;
  font-size: 15px;
  margin-bottom: 16px;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.check-list li {
  position: relative;
  padding: 7px 0 7px 30px;
  color: #C4D3EA;
  font-size: 14px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 12px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(72, 240, 155, 0.14);
  border: 1px solid rgba(72, 240, 155, 0.4);
}

.check-list li::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 17px;
  width: 7px;
  height: 4px;
  border-left: 2px solid var(--win);
  border-bottom: 2px solid var(--win);
  transform: rotate(-45deg);
}

.help-callout {
  background: rgba(43, 127, 255, 0.08);
  border: 1px solid rgba(43, 127, 255, 0.25);
  border-radius: 14px;
  padding: 16px 18px;
  margin-top: 16px;
  font-size: 14px;
  color: #C4D3EA;
}

.help-callout strong {
  color: var(--primary);
  font-weight: 700;
}

/* ---------- 更多栏目卡 ---------- */
.channel-linkcard {
  display: block;
  background: rgba(17, 27, 42, 0.72);
  border: 1px solid var(--line);
  border-radius: 18px;
  overflow: hidden;
  height: 100%;
  transition: transform .22s, box-shadow .22s, border-color .22s;
}

.channel-linkcard:hover {
  border-color: rgba(43, 127, 255, 0.4);
  transform: translateY(-3px);
  box-shadow: var(--shadow-card);
}

.channel-card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background: #111B2A;
}

.channel-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.channel-linkcard:hover .channel-card-media img {
  transform: scale(1.04);
}

.channel-card-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(7, 12, 21, 0.88) 100%);
}

.channel-card-body {
  padding: 18px 20px 20px;
}

.channel-card-body h3 {
  color: var(--text-title);
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 700;
}

.channel-card-body p {
  font-size: 14px;
  color: var(--text-muted);
  margin: 0;
}

.channel-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 14px;
}

.channel-card-meta span {
  font-size: 12px;
  color: var(--text-muted);
}

.channel-card-meta em {
  font-style: normal;
  color: var(--primary);
  font-weight: 600;
  font-size: 13px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* ---------- FAQ ---------- */
.faq-wrap {
  max-width: 860px;
}

.faq-item {
  background: rgba(17, 27, 42, 0.58);
  border: 1px solid var(--line-soft);
  border-radius: 14px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color .2s, background .2s;
}

.faq-item.open {
  background: rgba(17, 27, 42, 0.92);
  border-color: rgba(43, 127, 255, 0.35);
}

.faq-q {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  text-align: left;
  padding: 16px 20px;
  background: transparent;
  border: 0;
  color: var(--text-title);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  min-height: 52px;
  line-height: 1.5;
}

.faq-q .faq-num {
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .02em;
  background: rgba(43, 127, 255, 0.12);
  border-radius: 8px;
  padding: 3px 8px;
  flex: 0 0 auto;
}

.faq-q .faq-icon {
  margin-left: auto;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  transition: transform .2s, background .2s, border-color .2s;
}

.faq-item.open .faq-icon {
  background: var(--primary);
  border-color: var(--primary);
  transform: rotate(45deg);
}

.faq-a {
  display: none;
  padding: 0 20px 18px 20px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.8;
}

.faq-item.open .faq-a {
  display: block;
}

.faq-a strong {
  color: var(--win-dark);
}

/* ---------- CTA / 收藏分享 ---------- */
.cta-block {
  background: linear-gradient(120deg, rgba(43, 127, 255, 0.18), rgba(17, 27, 42, 0.7) 42%, rgba(17, 27, 42, 0.6)),
    url('/assets/images/backpic/back-3.webp') center / cover;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  padding: 34px;
  position: relative;
  overflow: hidden;
}

.cta-block h2 {
  color: #fff;
  font-size: 26px;
  margin: 0 0 10px;
  font-weight: 800;
}

.cta-block p {
  color: #B4C2D9;
  font-size: 15px;
  margin: 0 0 18px;
}

.share-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.btn-outline-gold {
  background: rgba(247, 185, 85, 0.07);
  border: 1px solid rgba(247, 185, 85, 0.4);
  color: var(--gold);
}

.btn-outline-gold.active,
.btn-outline-gold:hover {
  background: rgba(247, 185, 85, 0.14);
  box-shadow: 0 0 16px rgba(247, 185, 85, 0.15);
}

.share-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  background: rgba(3, 6, 12, 0.68);
  backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s, visibility .2s;
}

.share-overlay.show {
  opacity: 1;
  visibility: visible;
}

.share-dialog {
  width: min(420px, 88%);
  background: #0F1724;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 18px;
  padding: 24px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.55);
}

.share-dialog h3 {
  color: #EAF2FF;
  margin: 0 0 4px;
  font-size: 18px;
}

.share-dialog p {
  color: var(--text-muted);
  font-size: 13px;
  margin: 0 0 18px;
}

.share-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.share-item {
  flex: 1;
  min-width: 96px;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 7px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 13px 7px;
  border-radius: 12px;
  color: var(--text-body);
  cursor: pointer;
  font-size: 12px;
}

.share-item:hover {
  background: rgba(43, 127, 255, 0.12);
  color: #fff;
  border-color: rgba(43, 127, 255, 0.6);
}

.share-close {
  width: 100%;
  margin-top: 16px;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: #070C15;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  margin-top: 30px;
}

.footer-top {
  display: flex;
  gap: 48px;
  padding: 48px 0 36px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.footer-brand {
  flex: 0 1 280px;
}

.footer-brand p {
  margin: 18px 0 0;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.7;
}

.footer-brand .brand small {
  color: var(--win);
}

.footer-col {
  min-width: 120px;
  flex: 1;
}

.footer-col h4 {
  color: var(--text-title);
  font-size: 15px;
  font-weight: 700;
  margin: 6px 0 16px;
}

.footer-col ul,
.site-footer ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--text-muted);
  font-size: 14px;
  transition: color .2s, padding-left .2s;
  display: inline-block;
}

.footer-col a:hover {
  color: var(--win);
  padding-left: 4px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: #54657D;
  font-size: 13px;
  padding: 16px 0;
}

.footer-bottom a {
  color: #76879E;
}

.footer-bottom a:hover {
  color: var(--win);
}

/* ---------- 响应式 ---------- */
@media (max-width: 1023px) {
  .footer-top {
    flex-wrap: wrap;
    gap: 28px;
  }
  .footer-brand {
    flex: 1 1 100%;
  }
  .footer-col {
    min-width: 130px;
    flex: 0 1 auto;
  }
  .cat-hero {
    padding: 48px 0;
  }
}

@media (max-width: 767px) {
  .header-top {
    height: 56px;
  }
  .brand-icon {
    width: 30px;
    height: 30px;
  }
  .brand-text strong {
    font-size: 15px;
  }
  .site-search {
    gap: 5px;
    padding: 0 8px;
    height: 36px;
    max-width: 34px;
  }
  .site-search svg {
    margin: 0;
  }
  .site-search input,
  .site-search button {
    display: none;
  }
  .brand-text small {
    display: none;
  }
  .header-tools {
    gap: 8px;
  }
  .btn-header-m {
    padding: 8px 12px;
    font-size: 13px;
  }
  .channel-nav {
    height: 44px;
  }
  .channel-inner {
    width: 100%;
    padding: 0 12px;
  }
  .channel-link {
    padding: 0 13px;
    font-size: 14px;
  }
  .sec-head {
    margin-bottom: 26px;
  }
  .cta-block {
    padding: 24px 20px;
  }
  .footer-bottom {
    flex-direction: column;
    text-align: center;
    line-height: 1.6;
  }
  .category-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 2px;
    margin-inline: -2px;
  }
  .category-tabs::-webkit-scrollbar {
    display: none;
  }
  .category-tab {
    flex: 0 0 auto;
  }
  .state-panel {
    border-radius: 16px;
  }
  .state-panel .panel-body {
    padding: 18px;
  }
}

@media (max-width: 520px) {
  .wrap {
    width: min(1200px, 100% - 28px);
  }
  .header-inner,
  .channel-inner {
    width: min(1200px, 100% - 28px);
  }
  .cat-hero h1 {
    font-size: 29px;
  }
  .btn {
    font-size: 14px;
    padding: 12px 16px;
  }
}

/* roulang page: category2 */
:root {
            --bg: #070C15;
            --bg-2: #0D1420;
            --bg-3: #111B2A;
            --blue: #2B7FFF;
            --blue-deep: #1D63D9;
            --green: #48F09B;
            --gold: #F7B955;
            --txt: #EAF2FF;
            --txt-2: #B4C2D9;
            --txt-3: #76879E;
            --line: rgba(255, 255, 255, 0.1);
            --line-soft: rgba(255, 255, 255, 0.06);
            --glass: rgba(17, 27, 42, 0.72);
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 8px;
            --shadow: 0 18px 44px rgba(0, 0, 0, 0.3);
            --container: 1200px;
            --font: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
        }

        * {
            box-sizing: border-box;
        }

        html {
            -webkit-text-size-adjust: 100%;
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font);
            color: var(--txt-2);
            background-color: var(--bg);
            background-image: linear-gradient(rgba(255, 255, 255, 0.026) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, 0.026) 1px, transparent 1px);
            background-size: 40px 40px;
            font-size: 16px;
            line-height: 1.8;
        }

        body::selection {
            background: rgba(43, 127, 255, 0.35);
            color: var(--txt);
        }

        img {
            max-width: 100%;
            display: block;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }

        :focus-visible {
            outline: 2px solid rgba(72, 240, 155, 0.65);
            outline-offset: 3px;
            border-radius: 4px;
        }

        .container {
            width: 100%;
            max-width: var(--container);
            margin-inline: auto;
            padding-inline: 24px;
        }

        .section {
            padding: 80px 0;
        }

        .section-sm {
            padding: 56px 0;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(7, 12, 21, 0.84);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.07);
        }

        .header-top {
            height: 64px;
        }

        .header-inner {
            height: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 11px;
            flex-shrink: 0;
        }

        .brand-icon {
            width: 36px;
            height: 36px;
            border-radius: 9px;
            display: grid;
            place-items: center;
            color: var(--green);
            background: linear-gradient(145deg, rgba(43, 127, 255, 0.24), rgba(17, 27, 42, 0.6) 70%);
            border: 1px solid rgba(72, 240, 155, 0.45);
            box-shadow: 0 0 22px rgba(43, 127, 255, 0.28), inset 0 0 14px rgba(72, 240, 155, 0.1);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.25;
        }

        .brand-text strong {
            color: var(--txt);
            font-size: 18px;
            font-weight: 800;
            letter-spacing: 0.02em;
        }

        .brand-text small {
            font-size: 11px;
            color: var(--green);
            letter-spacing: 0.28em;
            margin-top: 2px;
            font-weight: 600;
        }

        .header-tools {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .site-search {
            display: flex;
            align-items: center;
            gap: 6px;
            height: 40px;
            width: 260px;
            padding: 0 6px 0 12px;
            color: var(--txt-3);
            border: 1px solid rgba(255, 255, 255, 0.12);
            border-radius: var(--radius-xs);
            background: rgba(255, 255, 255, 0.05);
            transition: border-color .2s, box-shadow .2s, background .2s;
        }

        .site-search:focus-within {
            border-color: var(--blue);
            background: rgba(255, 255, 255, 0.08);
            box-shadow: 0 0 0 3px rgba(43, 127, 255, 0.2);
        }

        .site-search input {
            flex: 1;
            min-width: 0;
            background: transparent;
            border: 0;
            outline: 0;
            color: var(--txt);
            font-size: 14px;
        }

        .site-search input::placeholder {
            color: var(--txt-3);
        }

        .site-search button {
            height: 28px;
            padding: 0 12px;
            border-radius: 6px;
            border: 0;
            background: rgba(43, 127, 255, 0.9);
            color: #fff;
            font-size: 13px;
            cursor: pointer;
            transition: background .2s, box-shadow .2s;
        }

        .site-search button:hover {
            background: #3E8BFF;
            box-shadow: 0 0 14px rgba(43, 127, 255, 0.4);
        }

        .channel-nav {
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            background: rgba(11, 18, 30, 0.46);
        }

        .channel-nav .container {
            overflow-x: auto;
            -ms-overflow-style: none;
            scrollbar-width: none;
        }

        .channel-nav .container::-webkit-scrollbar {
            display: none;
        }

        .channel-inner {
            display: flex;
            align-items: center;
            gap: 6px;
            min-width: max-content;
            padding: 0;
            height: 48px;
        }

        .channel-link {
            display: inline-flex;
            align-items: center;
            height: 32px;
            padding: 0 17px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            color: var(--txt-2);
            white-space: nowrap;
            transition: color .2s, background .2s, box-shadow .2s;
        }

        .channel-link:hover {
            color: var(--txt);
            background: rgba(255, 255, 255, 0.07);
        }

        .channel-link.active {
            color: #fff;
            background: linear-gradient(135deg, rgba(43, 127, 255, 0.92), rgba(29, 99, 217, 0.92));
            box-shadow: 0 6px 18px rgba(43, 127, 255, 0.24);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 44px;
            padding: 0 24px;
            border-radius: var(--radius-xs);
            border: 1px solid transparent;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            cursor: pointer;
            transition: transform .2s, box-shadow .2s, filter .2s, background .2s, color .2s, border-color .2s;
        }

        .btn-primary {
            color: #fff;
            background: linear-gradient(135deg, #2B7FFF, #1C63D9);
            box-shadow: 0 0 24px rgba(43, 127, 255, 0.35);
        }

        .btn-primary:hover {
            filter: brightness(1.08);
            box-shadow: 0 0 30px rgba(43, 127, 255, 0.5);
            transform: translateY(-1px);
        }

        .btn-primary:active {
            transform: translateY(1px);
        }

        .btn-success {
            color: #04120C;
            background: linear-gradient(135deg, #6BF7B0, #33DF8A);
            border-color: rgba(72, 240, 155, 0.4);
            box-shadow: 0 0 24px rgba(72, 240, 155, 0.25);
        }

        .btn-success:hover {
            filter: brightness(1.06);
            box-shadow: 0 0 32px rgba(72, 240, 155, 0.32);
            transform: translateY(-1px);
        }

        .btn-ghost {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: var(--txt);
        }

        .btn-ghost:hover {
            background: rgba(43, 127, 255, 0.12);
            border-color: rgba(43, 127, 255, 0.6);
        }

        .btn-sm {
            min-height: 36px;
            padding: 0 16px;
            font-size: 14px;
        }

        .btn-lg {
            min-height: 52px;
            padding: 0 30px;
            font-size: 16px;
        }

        .btn:active {
            transform: translateY(1px);
        }

        .card-lift {
            background: var(--glass);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            transition: transform .25s var(--ease), border-color .25s, box-shadow .25s, background .25s;
        }

        .card-lift:hover {
            border-color: rgba(43, 127, 255, 0.55);
            box-shadow: var(--shadow);
            transform: translateY(-3px);
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 16px;
            margin-bottom: 28px;
        }

        .section-title {
            font-size: 28px;
            line-height: 1.3;
            color: var(--txt);
            font-weight: 800;
            letter-spacing: -0.01em;
            margin: 0;
        }

        .section-title-bar {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
        }

        .section-title-bar::before {
            content: "";
            width: 4px;
            height: 16px;
            border-radius: 99px;
            background: var(--blue);
            box-shadow: 0 0 12px rgba(43, 127, 255, 0.8);
        }

        .section-kicker {
            font-size: 13px;
            color: var(--green);
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 4px;
        }

        .section-subtitle {
            color: var(--txt-3);
            font-size: 15px;
            margin-top: 8px;
            max-width: 720px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--txt-2);
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            transition: color .2s;
        }

        .text-link:hover {
            color: var(--green);
        }

        /* Hero */
        .category-hero {
            position: relative;
            overflow: hidden;
            padding: 88px 0 48px;
            background-repeat: no-repeat;
            background-size: cover;
            background-position: center 30%;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(7, 12, 21, .55) 0%, rgba(7, 12, 21, .72) 52%, rgba(7, 12, 21, 0.96) 100%), linear-gradient(180deg, rgba(7, 12, 21, 0.2), rgba(7, 12, 21, 0.45) 50%, rgba(7, 12, 21, 0.64));
            z-index: 1;
        }

        .category-hero::after {
            content: "";
            position: absolute;
            top: -140px;
            right: -60px;
            width: 380px;
            height: 380px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(72, 240, 155, 0.14), transparent 60%);
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            max-width: 790px;
            padding-bottom: 34px;
        }

        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid rgba(72, 240, 155, 0.25);
            background: rgba(72, 240, 155, 0.08);
            color: var(--green);
            font-size: 13px;
            font-weight: 600;
            margin: 0 0 18px;
        }

        .hero-title {
            font-size: 47px;
            line-height: 1.15;
            color: var(--txt);
            font-weight: 800;
            letter-spacing: -0.02em;
            margin: 0 0 18px;
        }

        .hero-title span {
            color: var(--green);
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: rgba(180, 194, 217, 0.92);
            max-width: 680px;
            margin: 0 0 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px;
        }

        .hero-stats {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 18px;
            margin-top: 42px;
            max-width: 760px;
        }

        .hero-stat {
            padding: 16px 18px;
            background: rgba(9, 15, 26, 0.5);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 14px;
            backdrop-filter: blur(4px);
        }

        .hero-stat strong {
            display: block;
            font-size: 24px;
            color: var(--txt);
            font-weight: 800;
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
        }

        .hero-stat span {
            font-size: 13px;
            color: var(--txt-3);
            margin-top: 4px;
            display: block;
        }

        .category-tabs-bar {
            position: relative;
            z-index: 3;
            margin-top: 18px;
            padding: 4px 0;
        }

        .category-tabs {
            display: flex;
            gap: 10px;
            overflow-x: auto;
            -ms-overflow-style: none;
            scrollbar-width: none;
            padding: 6px 2px 2px;
        }

        .category-tabs::-webkit-scrollbar {
            display: none;
        }

        .category-tab {
            display: inline-flex;
            align-items: center;
            height: 36px;
            padding: 0 18px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            background: rgba(17, 27, 42, 0.4);
            color: var(--txt-2);
            white-space: nowrap;
            font-size: 14px;
            font-weight: 600;
            transition: all .2s ease;
        }

        .category-tab.active {
            color: #fff;
            background: rgba(43, 127, 255, 0.16);
            border-color: rgba(43, 127, 255, 0.54);
            box-shadow: 0 0 18px rgba(43, 127, 255, 0.1);
        }

        /* guide type intro */
        .guide-type-grid {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            gap: 20px;
        }

        .guide-type-card {
            position: relative;
            padding: 22px 20px 20px;
            border-radius: var(--radius);
            border: 1px solid var(--line);
            background: linear-gradient(145deg, rgba(17, 27, 42, 0.72), rgba(10, 17, 28, 0.7));
            overflow: hidden;
            transition: transform .25s, border-color .25s, box-shadow .25s;
        }

        .guide-type-card:hover {
            transform: translateY(-4px);
            border-color: rgba(43, 127, 255, 0.52);
            box-shadow: 0 16px 34px rgba(0, 0, 0, 0.24);
        }

        .guide-type-index {
            font-family: "SF Mono", "Roboto Mono", monospace;
            font-variant-numeric: tabular-nums;
            font-size: 13px;
            color: var(--blue);
            letter-spacing: 0.08em;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .guide-type-card h3 {
            font-size: 19px;
            color: var(--txt);
            font-weight: 700;
            margin: 18px 0 8px;
        }

        .guide-type-card p {
            color: var(--txt-3);
            font-size: 14px;
            line-height: 1.7;
            margin: 0;
        }

        .guide-type-icon {
            position: absolute;
            top: 16px;
            right: 6px;
            width: 84px;
            height: 84px;
            opacity: 0.05;
            color: var(--green);
            pointer-events: none;
        }

        .guide-type-card .type-arrow {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            margin-top: 18px;
            color: var(--txt-3);
            font-weight: 600;
            font-size: 13px;
            transition: color .2s;
        }

        .guide-type-card:hover .type-arrow {
            color: var(--green);
        }

        /* guide cards */
        .guide-list {
            background: rgba(9, 15, 26, 0.4);
            border-top: 1px solid rgba(255, 255, 255, 0.03);
            border-bottom: 1px solid rgba(255, 255, 255, 0.03);
            padding: 76px 0;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 22px;
        }

        .guide-main-link {
            display: flex;
            flex-direction: column;
            height: 100%;
            border-radius: var(--radius);
        }

        .guide-media {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            border-radius: var(--radius) var(--radius) 0 0;
            background: #0A101B;
        }

        .guide-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            filter: brightness(0.78) saturate(1.04);
            transition: filter .3s, transform .4s var(--ease);
        }

        .guide-card:hover .guide-media img {
            filter: brightness(0.92);
            transform: scale(1.03);
        }

        .guide-tag {
            position: absolute;
            left: 12px;
            bottom: 12px;
            z-index: 2;
            padding: 3px 10px;
            border-radius: 999px;
            color: #04120C;
            background: var(--green);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.02em;
        }

        .guide-body {
            display: flex;
            flex-direction: column;
            flex: 1;
            padding: 18px 18px 16px;
        }

        .guide-body h3 {
            font-size: 18px;
            line-height: 1.5;
            font-weight: 700;
            color: var(--txt);
            margin: 0 0 8px;
        }

        .guide-body p {
            color: var(--txt-3);
            font-size: 14px;
            line-height: 1.75;
            margin: 0 0 16px;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .guide-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            color: var(--txt-3);
            font-size: 12px;
            font-variant-numeric: tabular-nums;
        }

        .guide-meta i {
            font-style: normal;
            color: var(--blue);
            font-weight: 600;
        }

        .guide-more {
            display: flex;
            align-items: center;
            justify-content: center;
            justify-self: start;
            margin-top: 12px;
            gap: 6px;
            color: var(--txt-2);
            font-size: 13px;
            font-weight: 600;
        }

        .guide-more svg {
            transition: transform .2s;
        }

        .guide-card:hover .guide-more {
            color: var(--green);
        }

        .guide-card:hover .guide-more svg {
            transform: translateX(4px);
        }

        /* Rank list */
        .rank-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .rank-item {
            display: grid;
            grid-template-columns: 64px minmax(0, 1fr) auto;
            align-items: center;
            gap: 18px;
            padding: 18px 20px;
            margin-bottom: 14px;
            border-radius: 14px;
            border: 1px solid rgba(255, 255, 255, 0.07);
            background: rgba(17, 27, 42, 0.5);
            transition: border-color .2s, background .2s, transform .2s;
        }

        .rank-item:hover {
            transform: translateX(4px);
            border-color: rgba(43, 127, 255, 0.42);
            background: rgba(20, 32, 49, 0.7);
        }

        .rank-num {
            font-family: "SF Mono", "Roboto Mono", monospace;
            font-size: 28px;
            font-weight: 800;
            color: rgba(43, 127, 255, 0.9);
            font-variant-numeric: tabular-nums;
            line-height: 1;
        }

        .rank-item:first-child .rank-num {
            color: var(--gold);
            text-shadow: 0 0 16px rgba(247, 185, 85, 0.18);
        }

        .rank-item:nth-child(2) .rank-num {
            color: rgba(180, 194, 217, 0.85);
        }

        .rank-item:nth-child(3) .rank-num {
            color: rgba(180, 194, 217, 0.65);
        }

        .rank-desc h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--txt);
            margin: 0 0 2px;
        }

        .rank-desc p {
            color: var(--txt-3);
            margin: 4px 0 0;
            font-size: 14px;
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 1;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .rank-meta {
            text-align: right;
            color: var(--txt-3);
            font-size: 12px;
            font-variant-numeric: tabular-nums;
            white-space: nowrap;
        }

        .rank-meta .meta-tag {
            display: inline-block;
            margin-right: 8px;
            padding: 2px 9px;
            border-radius: 999px;
            background: rgba(43, 127, 255, 0.14);
            color: #7AA9FF;
            font-weight: 600;
        }

        /* Scenes */
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 22px;
        }

        .scene-card {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            border: 1px solid rgba(255, 255, 255, 0.08);
        }

        .scene-card img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            filter: brightness(0.72);
            transition: filter .3s, transform .4s var(--ease);
        }

        .scene-card:hover img {
            filter: brightness(0.9);
            transform: scale(1.04);
        }

        .scene-card-content {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 70px 20px 18px;
            background: linear-gradient(180deg, rgba(7, 12, 21, 0), rgba(7, 12, 21, 0.88) 75%);
        }

        .scene-card .scene-no {
            font-family: "SF Mono", "Roboto Mono", monospace;
            font-size: 12px;
            letter-spacing: 0.12em;
            color: var(--green);
            font-weight: 600;
        }

        .scene-card h3 {
            font-size: 19px;
            color: var(--txt);
            font-weight: 700;
            margin: 8px 0 6px;
            line-height: 1.4;
        }

        .scene-card p {
            font-size: 13px;
            color: var(--txt-2);
            margin: 0;
            line-height: 1.7;
        }

        /* Cross nav */
        .cross-section {
            background: rgba(9, 15, 26, 0.4);
        }

        .cross-grid {
            display: grid;
            grid-template-columns: repeat(3, minmax(0, 1fr));
            gap: 22px;
        }

        .cross-card {
            display: flex;
            gap: 16px;
            align-items: center;
            padding: 18px;
            border-radius: 16px;
            border: 1px solid rgba(255, 255, 255, 0.09);
            background: rgba(17, 27, 42, 0.55);
            transition: transform .2s, border-color .2s, box-shadow .2s;
        }

        .cross-card:hover {
            transform: translateY(-3px);
            border-color: rgba(43, 127, 255, 0.5);
            box-shadow: 0 12px 28px rgba(0, 0, 0, 0.22);
        }

        .cross-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            display: grid;
            place-items: center;
            flex-shrink: 0;
            background: rgba(43, 127, 255, 0.1);
            color: var(--blue);
            border: 1px solid rgba(43, 127, 255, 0.2);
        }

        .cross-card:nth-child(2) .cross-icon {
            background: rgba(72, 240, 155, 0.08);
            color: var(--green);
            border-color: rgba(72, 240, 155, 0.24);
        }

        .cross-card:nth-child(3) .cross-icon {
            background: rgba(247, 185, 85, 0.08);
            color: var(--gold);
            border-color: rgba(247, 185, 85, 0.28);
        }

        .cross-card h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--txt);
            margin: 0 0 4px;
        }

        .cross-card p {
            color: var(--txt-3);
            font-size: 13px;
            margin: 0 0 8px;
            line-height: 1.6;
        }

        .cross-link {
            color: var(--blue);
            font-weight: 600;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .cross-card:hover .cross-link {
            color: var(--green);
        }

        /* CTA */
        .cta-block {
            position: relative;
            overflow: hidden;
            padding: 76px 0;
            background: radial-gradient(circle at 18% 28%, rgba(43, 127, 255, 0.12), transparent 34%), radial-gradient(circle at 82% 74%, rgba(72, 240, 155, 0.1), transparent 30%), rgba(9, 15, 26, 0.5);
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            border-bottom: 1px solid rgba(255, 255, 255, 0.04);
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 28px;
        }

        .cta-inner h2 {
            font-size: 32px;
            line-height: 1.3;
            color: var(--txt);
            font-weight: 800;
            margin: 0 0 10px;
        }

        .cta-inner p {
            color: var(--txt-2);
            margin: 0;
            font-size: 16px;
            max-width: 620px;
        }

        .cta-actions {
            display: flex;
            gap: 12px;
            flex-shrink: 0;
            flex-wrap: wrap;
        }

        /* FAQ */
        .faq-grid {
            max-width: 920px;
            margin: 0 auto;
        }

        .faq-item {
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(17, 27, 42, 0.46);
            border-radius: 14px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color .2s, background .2s;
        }

        .faq-item.open {
            border-color: rgba(43, 127, 255, 0.45);
            background: rgba(17, 27, 42, 0.72);
        }

        .faq-q {
            display: flex;
            align-items: center;
            gap: 14px;
            width: 100%;
            border: 0;
            background: transparent;
            color: var(--txt);
            padding: 16px 20px;
            text-align: left;
            cursor: pointer;
            min-height: 52px;
        }

        .faq-index {
            font-family: "SF Mono", "Roboto Mono", monospace;
            font-size: 14px;
            color: var(--blue);
            font-weight: 700;
            width: 28px;
            flex-shrink: 0;
            font-variant-numeric: tabular-nums;
        }

        .faq-q-text {
            flex: 1;
            font-size: 16px;
            font-weight: 600;
        }

        .faq-icon {
            flex-shrink: 0;
            display: grid;
            place-items: center;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            border: 1px solid rgba(255, 255, 255, 0.16);
            color: var(--txt-3);
            transition: transform .25s, color .2s, border-color .2s;
        }

        .faq-item.open .faq-icon {
            color: var(--green);
            border-color: rgba(72, 240, 155, 0.4);
            transform: rotate(45deg);
        }

        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .25s ease-out;
        }

        .faq-item.open .faq-a {
            max-height: 420px;
        }

        .faq-a p {
            margin: 0;
            padding: 0 24px 20px 62px;
            color: var(--txt-2);
            line-height: 1.8;
        }

        /* Footer */
        .site-footer {
            background: #050A12;
            border-top: 1px solid rgba(255, 255, 255, 0.07);
            padding: 58px 0 28px;
        }

        .footer-top {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
            gap: 34px;
            margin-bottom: 42px;
        }

        .footer-brand .brand {
            margin-bottom: 12px;
        }

        .footer-brand p {
            color: var(--txt-3);
            font-size: 14px;
            max-width: 280px;
            margin: 0 0 18px;
        }

        .social-links {
            display: flex;
            gap: 10px;
        }

        .social-btn {
            width: 36px;
            height: 36px;
            display: grid;
            place-items: center;
            border-radius: 10px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            background: rgba(255, 255, 255, 0.04);
            color: var(--txt-3);
            transition: color .2s, border-color .2s, background .2s;
        }

        .social-btn:hover {
            color: var(--green);
            border-color: rgba(72, 240, 155, 0.35);
            background: rgba(72, 240, 155, 0.06);
        }

        .footer-col h4 {
            color: var(--txt);
            font-size: 15px;
            font-weight: 700;
            margin: 0 0 14px;
        }

        .footer-col ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-col li {
            margin-bottom: 8px;
        }

        .footer-col a {
            color: var(--txt-3);
            font-size: 14px;
            transition: color .2s;
        }

        .footer-col a:hover {
            color: var(--green);
        }

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 10px;
            padding-top: 22px;
            border-top: 1px solid rgba(255, 255, 255, 0.06);
            font-size: 13px;
            color: var(--txt-3);
        }

        .back-to-top {
            display: none;
        }

        @media (max-width: 1023px) {
            .guide-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
                gap: 18px;
            }

            .scene-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }

            .footer-top {
                grid-template-columns: 1fr 1fr;
                gap: 26px;
            }

            .hero-title {
                font-size: 40px;
            }

            .hero-stats {
                grid-template-columns: repeat(2, minmax(0, 1fr));
                max-width: 480px;
            }

            .guide-type-grid {
                grid-template-columns: repeat(2, minmax(0, 1fr));
            }
        }

        @media (max-width: 767px) {
            .section {
                padding: 56px 0;
            }

            .guide-type-grid,
            .guide-grid,
            .scene-grid,
            .cross-grid {
                grid-template-columns: minmax(0, 1fr);
            }

            .header-top {
                height: 56px;
            }

            .brand-icon {
                width: 32px;
                height: 32px;
            }

            .brand-text strong {
                font-size: 16px;
            }

            .header-tools .btn-sm {
                min-height: 32px;
                padding: 0 12px;
                font-size: 13px;
            }

            .site-search {
                display: none;
            }

            .hero-title {
                font-size: 32px;
            }

            .hero-subtitle {
                font-size: 15px;
            }

            .hero-content {
                padding-bottom: 18px;
            }

            .category-hero {
                padding: 56px 0 34px;
            }

            .section-head {
                align-items: flex-start;
                flex-direction: column;
            }

            .section-title {
                font-size: 23px;
            }

            .hero-actions .btn {
                min-height: 42px;
                padding: 0 19px;
            }

            .cta-inner {
                flex-direction: column;
                align-items: flex-start;
            }

            .cta-inner h2 {
                font-size: 24px;
            }

            .faq-a p {
                padding: 0 18px 18px 48px;
            }

            .faq-q {
                padding: 14px 15px;
            }

            .rank-item {
                grid-template-columns: 40px minmax(0, 1fr);
                gap: 14px;
                padding: 15px 14px;
            }

            .rank-meta {
                grid-column: 2;
                text-align: left;
                margin-top: 4px;
            }

            .rank-num {
                font-size: 23px;
            }

            .footer-top {
                grid-template-columns: 1fr;
                gap: 24px;
                margin-bottom: 28px;
            }

            .footer-brand p {
                max-width: 100%;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding-inline: 16px;
            }

            .brand-text small {
                font-size: 10px;
                letter-spacing: 0.2em;
            }

            .hero-stats {
                grid-template-columns: repeat(2, minmax(0, 1fr));
                gap: 10px;
                margin-top: 28px;
            }

            .hero-stat {
                padding: 12px;
            }

            .hero-stat strong {
                font-size: 20px;
            }

            .rank-meta {
                display: flex;
                flex-wrap: wrap;
                gap: 8px;
            }

            .channel-inner {
                gap: 2px;
            }

            .site-footer {
                padding-top: 34px;
            }
        }

/* roulang page: category3 */
:root {
        --c-primary: #2B7FFF;
        --c-accent: #48F09B;
        --c-gold: #F7B955;
        --c-bg: #070C15;
        --c-panel: #0D1420;
        --c-layer: #111B2A;
        --c-text: #EAF2FF;
        --c-body: #B4C2D9;
        --c-muted: #76879E;
        --line: rgba(255, 255, 255, .1);
        --line-soft: rgba(255, 255, 255, .065);
        --radius-lg: 20px;
        --radius-md: 14px;
        --radius-sm: 8px;
        --shadow-card: 0 14px 32px rgba(0, 0, 0, .28);
        --glow-green: 0 0 24px rgba(72, 240, 155, .2);
        --glow-blue: 0 0 26px rgba(43, 127, 255, .32);
    }

    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        margin: 0;
        background: var(--c-bg);
        color: var(--c-body);
        font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
        line-height: 1.75;
        font-size: 16px;
        -webkit-font-smoothing: antialiased;
    }

    body::before {
        content: "";
        position: fixed;
        inset: 0;
        background-image:
            linear-gradient(rgba(255, 255, 255, .025) 1px, transparent 1px),
            linear-gradient(90deg, rgba(255, 255, 255, .025) 1px, transparent 1px);
        background-size: 40px 40px;
        pointer-events: none;
        z-index: 0;
    }

    main,
    .site-footer {
        position: relative;
        z-index: 1;
    }

    a {
        color: inherit;
        text-decoration: none;
    }

    img {
        max-width: 100%;
        display: block;
    }

    button {
        font-family: inherit;
        cursor: pointer;
    }

    [id] {
        scroll-margin-top: 132px;
    }

    .app-container {
        width: min(1200px, 100% - 2.5rem);
        margin-inline: auto;
    }

    @media (max-width: 519px) {
        .app-container {
            width: min(100% - 2rem, 1200px);
        }
    }

    /* ---------- Header ---------- */
    .site-header {
        position: sticky;
        top: 0;
        z-index: 80;
        border-bottom: 1px solid var(--line-soft);
        background: rgba(7, 12, 21, .82);
        backdrop-filter: blur(16px);
        -webkit-backdrop-filter: blur(16px);
    }

    .header-top {
        border-bottom: 1px solid rgba(255, 255, 255, .04);
        background: rgba(8, 14, 23, .46);
    }

    .header-inner {
        min-height: 68px;
        display: flex;
        align-items: center;
        gap: 22px;
    }

    @media (max-width: 767px) {
        .header-inner {
            min-height: 56px;
            gap: 12px;
        }
    }

    .brand {
        display: inline-flex;
        align-items: center;
        gap: 11px;
        flex-shrink: 0;
    }

    .brand-icon {
        width: 36px;
        height: 36px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #0b1725;
        background: linear-gradient(140deg, #7DF6B3 0%, #2B7FFF 70%, #1c5fd0 100%);
        border-radius: 11px;
        box-shadow: 0 0 18px rgba(72, 240, 155, .35), inset 0 1px 0 rgba(255, 255, 255, .45);
    }

    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.18;
        gap: 2px;
    }

    .brand-text strong {
        color: #F5F9FF;
        font-size: 18px;
        font-weight: 800;
        letter-spacing: .02em;
    }

    .brand-text small {
        color: var(--c-accent);
        font-size: 11px;
        letter-spacing: .4em;
    }

    @media (max-width: 420px) {
        .brand-text strong {
            font-size: 15px;
        }
        .brand-text small {
            font-size: 9px;
            letter-spacing: .22em;
        }
        .brand-icon {
            width: 30px;
            height: 30px;
            border-radius: 9px;
        }
    }

    .header-tools {
        margin-left: auto;
        display: flex;
        align-items: center;
        gap: 12px;
    }

    .site-search {
        display: flex;
        align-items: center;
        gap: 8px;
        background: rgba(255, 255, 255, .055);
        border: 1px solid rgba(255, 255, 255, .12);
        border-radius: 999px;
        padding: 5px 6px 5px 14px;
        color: var(--c-muted);
        transition: border-color .2s, box-shadow .2s;
    }

    .site-search:focus-within {
        border-color: var(--c-primary);
        box-shadow: 0 0 0 3px rgba(43, 127, 255, .22);
    }

    .site-search input {
        width: 178px;
        border: 0;
        outline: 0;
        background: transparent;
        color: #fff;
        font-size: 14px;
    }

    .site-search input::placeholder {
        color: var(--c-muted);
    }

    .site-search button {
        border: 0;
        background: transparent;
        color: #B8E9FF;
        border-left: 1px solid rgba(255, 255, 255, .14);
        padding-left: 10px;
        font-size: 13px;
        line-height: 22px;
    }

    @media (max-width: 767px) {
        .site-search {
            display: none;
        }
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 7px;
        border-radius: 10px;
        border: 1px solid transparent;
        font-size: 15px;
        font-weight: 600;
        line-height: 1;
        padding: 13px 22px;
        transition: transform .18s, background .2s, border-color .2s, box-shadow .2s, color .2s;
    }

    .btn:active {
        transform: translateY(2px);
    }

    .btn-primary {
        background: linear-gradient(135deg, #3b8aff, #1d66e8);
        color: #fff;
        box-shadow: var(--glow-blue);
    }

    .btn-primary:hover {
        background: linear-gradient(135deg, #5a9cff, #2b73ec);
        box-shadow: 0 0 30px rgba(43, 127, 255, .5);
    }

    .btn-green {
        background: linear-gradient(135deg, #5EF4A2, #2DDE7C);
        color: #082417;
        box-shadow: var(--glow-green);
    }

    .btn-green:hover {
        filter: brightness(1.07);
        box-shadow: 0 0 32px rgba(72, 240, 155, .42);
    }

    .btn-ghost {
        background: rgba(255, 255, 255, .06);
        border-color: rgba(255, 255, 255, .22);
        color: #EAF2FF;
        backdrop-filter: blur(8px);
    }

    .btn-ghost:hover {
        background: rgba(43, 127, 255, .16);
        border-color: rgba(94, 164, 255, .5);
        box-shadow: 0 0 22px rgba(43, 127, 255, .16);
    }

    .btn-sm {
        font-size: 13px;
        border-radius: 999px;
        padding: 8px 16px;
    }

    .header-tools .btn-primary {
        flex-shrink: 0;
    }

    @media (max-width: 767px) {
        .header-tools .btn-primary {
            padding: 7px 13px;
            border-radius: 999px;
            font-size: 12px;
        }
    }

    /* ---------- Channel nav ---------- */
    .channel-nav {
        background: rgba(9, 15, 25, .72);
        border-bottom: 1px solid rgba(255, 255, 255, .06);
    }

    .channel-inner {
        display: flex;
        gap: 6px;
        overflow-x: auto;
        scrollbar-width: none;
        height: 52px;
        align-items: center;
        min-height: 52px;
    }

    .channel-inner::-webkit-scrollbar {
        display: none;
    }

    .channel-link {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        white-space: nowrap;
        flex-shrink: 0;
        height: 32px;
        padding: 0 16px;
        color: #AAB8D2;
        border-radius: 999px;
        font-size: 14px;
        font-weight: 500;
        border: 1px solid transparent;
        transition: color .2s, background .2s, border-color .2s;
    }

    .channel-link:hover {
        color: #fff;
        background: rgba(255, 255, 255, .045);
    }

    .channel-link.active {
        color: #fff;
        background: rgba(43, 127, 255, .15);
        border-color: rgba(60, 140, 255, .42);
    }

    @media (max-width: 767px) {
        .channel-link {
            font-size: 13px;
            padding: 0 14px;
            height: 30px;
        }
    }

    /* ---------- Category hero ---------- */
    .hero-guide {
        position: relative;
        min-height: 440px;
        display: flex;
        align-items: center;
        padding: 88px 0 76px;
        margin-bottom: 0;
        background:
            linear-gradient(96deg, rgba(7, 12, 21, .96) 0%, rgba(8, 12, 24, .84) 42%, rgba(7, 12, 21, .5) 100%),
            radial-gradient(circle at 76% 28%, rgba(43, 127, 255, .27), transparent 34%),
            url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
        border-bottom: 1px solid rgba(255, 255, 255, .07);
        overflow: hidden;
    }

    .hero-guide::after {
        content: "";
        position: absolute;
        right: -80px;
        bottom: -160px;
        width: 360px;
        height: 360px;
        border-radius: 50%;
        background: radial-gradient(circle, rgba(72, 240, 155, .18), transparent 68%);
        pointer-events: none;
    }

    .hero-guide-crumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: #8FA3C0;
        margin-bottom: 20px;
    }

    .hero-guide-crumb a {
        color: #c4d2e8;
    }

    .hero-guide-crumb a:hover {
        color: #fff;
    }

    .hero-guide-crumb span {
        color: #5c6f8b;
    }

    .hero-guide-kicker {
        font-size: 14px;
        font-weight: 600;
        letter-spacing: .08em;
        color: var(--c-gold);
        display: inline-flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 16px;
    }

    .hero-guide-kicker::before {
        content: "";
        width: 7px;
        height: 7px;
        border-radius: 2px;
        background: var(--c-accent);
        display: inline-block;
        transform: rotate(45deg);
        box-shadow: 0 0 10px rgba(72, 240, 155, .6);
    }

    .hero-guide h1 {
        margin: 0 0 18px;
        font-size: clamp(32px, 5vw, 52px);
        font-weight: 800;
        line-height: 1.16;
        color: #F4F8FF;
        letter-spacing: .02em;
    }

    .hero-guide h1 span {
        color: var(--c-accent);
        font-weight: 800;
    }

    .hero-guide-desc {
        max-width: 670px;
        font-size: 18px;
        line-height: 1.85;
        color: #AFC1DB;
        margin: 0 0 34px;
    }

    .hero-guide-ctas {
        display: flex;
        flex-wrap: wrap;
        gap: 12px;
    }

    .hero-guide-trust {
        display: flex;
        gap: 22px;
        align-items: center;
        margin-top: 40px;
        color: #7e90ab;
        font-size: 13px;
    }

    .hero-guide-trust b {
        color: #C9D8F0;
        font-weight: 700;
    }

    @media (max-width: 767px) {
        .hero-guide {
            padding: 64px 0 62px;
            background:
                linear-gradient(180deg, rgba(7, 12, 21, .9), rgba(7, 12, 21, .82) 40%, rgba(7, 12, 21, .72)),
                url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
        }
        .hero-guide h1 {
            font-size: 33px;
        }
        .hero-guide-desc {
            font-size: 16px;
        }
    }

    /* ---------- Section shell & title ---------- */
    .content-section {
        padding: 78px 0;
        border-bottom: 1px solid rgba(255, 255, 255, .05);
    }

    .content-section:nth-child(even) {
        background: linear-gradient(180deg, rgba(17, 27, 42, 0), rgba(17, 27, 42, .4) 50%, rgba(17, 27, 42, 0));
    }

    @media (max-width: 767px) {
        .content-section {
            padding: 56px 0;
        }
    }

    .section-eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        color: var(--c-accent);
        font-size: 13px;
        font-weight: 700;
        letter-spacing: .08em;
        margin-bottom: 14px;
    }

    .section-eyebrow::before {
        content: "";
        width: 18px;
        height: 2px;
        background: var(--c-accent);
        display: inline-block;
        border-radius: 999px;
    }

    .sec-title {
        position: relative;
        font-size: clamp(24px, 3vw, 33px);
        font-weight: 800;
        line-height: 1.35;
        color: #EAF2FF;
        margin: 0 0 15px;
        padding-left: 16px;
    }

    .sec-title::before {
        content: "";
        position: absolute;
        left: 0;
        top: 0.16em;
        bottom: 0.16em;
        width: 4px;
        border-radius: 99px;
        background: linear-gradient(180deg, #5aa5ff, #1b66ee);
        box-shadow: 0 0 12px rgba(43, 127, 255, .45);
    }

    .section-desc {
        max-width: 720px;
        font-size: 16px;
        color: #8FA1BB;
        margin-bottom: 0;
    }

    .section-head {
        display: flex;
        justify-content: space-between;
        align-items: flex-end;
        gap: 20px;
        flex-wrap: wrap;
        margin-bottom: 36px;
    }

    .section-head .head-copy {
        max-width: 720px;
    }

    .section-more {
        color: #889BB7;
        font-size: 14px;
        display: inline-flex;
        align-items: center;
        gap: 5px;
        white-space: nowrap;
    }

    .section-more:hover {
        color: #fff;
    }

    /* ---------- Filter tabs ---------- */
    .filter-panel {
        background: rgba(17, 27, 42, .5);
        border: 1px solid var(--line-soft);
        border-radius: var(--radius-lg);
        padding: 10px;
        overflow: hidden;
    }

    .filter-row {
        display: flex;
        gap: 8px;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .filter-row::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border: 1px solid transparent;
        background: transparent;
        color: #94A7C1;
        height: 36px;
        padding: 0 17px;
        border-radius: 999px;
        white-space: nowrap;
        font-size: 14px;
        transition: all .18s;
    }

    .filter-btn:hover {
        color: #fff;
        background: rgba(255, 255, 255, .06);
    }

    .filter-btn.is-active {
        color: #fff;
        background: linear-gradient(135deg, #3187f5, #2368d8);
        box-shadow: 0 0 14px rgba(43, 127, 255, .45);
        border-color: rgba(255, 255, 255, .25);
    }

    /* ---------- Cards ---------- */
    .guide-grid {
        margin-top: 22px;
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 22px;
    }

    @media (max-width: 1023px) {
        .guide-grid {
            grid-template-columns: repeat(2, minmax(0, 1fr));
        }
    }

    @media (max-width: 680px) {
        .guide-grid {
            grid-template-columns: 1fr;
        }
    }

    .guide-card {
        background: rgba(17, 27, 42, .72);
        border: 1px solid rgba(255, 255, 255, .1);
        border-radius: 18px;
        overflow: hidden;
        transition: transform .2s, border-color .2s, box-shadow .2s;
        position: relative;
    }

    .guide-card:hover {
        transform: translateY(-4px);
        border-color: rgba(255, 255, 255, .22);
        box-shadow: 0 14px 28px rgba(0, 0, 0, .34), inset 0 1px 0 rgba(255, 255, 255, .08);
    }

    .guide-card::before {
        content: "";
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        height: 1px;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, .3), transparent);
        z-index: 2;
        opacity: 0;
        transition: opacity .2s;
    }

    .guide-card:hover::before {
        opacity: 1;
    }

    .guide-card.is-hidden {
        display: none;
    }

    .media-frame {
        position: relative;
        aspect-ratio: 16/9;
        overflow: hidden;
        background: linear-gradient(150deg, #18233a, #0d1420);
    }

    .media-frame img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .45s ease, opacity .2s;
    }

    .guide-card:hover .media-frame img {
        transform: scale(1.045);
    }

    .media-frame::after {
        content: "";
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(7, 12, 21, 0) 55%, rgba(7, 12, 21, .55) 100%);
    }

    .media-frame .chip-corner {
        position: absolute;
        left: 12px;
        top: 12px;
        z-index: 3;
        font-size: 12px;
        padding: 4px 10px;
        border-radius: 999px;
        color: #EAF6FF;
        background: rgba(7, 12, 21, .66);
        backdrop-filter: blur(6px);
        border: 1px solid rgba(255, 255, 255, .16);
        letter-spacing: .03em;
    }

    .media-frame .duration-chip {
        position: absolute;
        right: 12px;
        bottom: 12px;
        color: #E2ECFF;
        font-size: 12px;
        z-index: 3;
        background: rgba(10, 16, 27, .72);
        padding: 2px 10px;
        border-radius: 99px;
        border: 1px solid rgba(255, 255, 255, .1);
        overflow: hidden;
        backdrop-filter: blur(6px);
    }

    .guide-body {
        padding: 18px 18px 20px;
        display: flex;
        flex-direction: column;
        gap: 8px;
    }

    .badge-row {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 10px;
        flex-wrap: wrap;
    }

    .tag {
        display: inline-flex;
        align-items: center;
        font-size: 12px;
        gap: 5px;
        color: #9EC8FF;
        background: rgba(43, 127, 255, .12);
        border: 1px solid rgba(43, 127, 255, .2);
        border-radius: 6px;
        padding: 3px 9px;
        line-height: 1.4;
    }

    .tag-green {
        color: #7CF3B3;
        background: rgba(72, 240, 155, .08);
        border-color: rgba(72, 240, 155, .2);
    }

    .tag-gold {
        color: #FBC96F;
        background: rgba(247, 185, 85, .08);
        border-color: rgba(247, 185, 85, .2);
        font-weight: 600;
    }

    .guide-date {
        color: #7185A3;
        font-size: 12px;
        letter-spacing: .05em;
    }

    .guide-title {
        font-size: 17px;
        line-height: 1.5;
        color: #EAF2FF;
        font-weight: 700;
        margin: 0;
    }

    .guide-card:hover .guide-title {
        color: #fff;
    }

    .guide-summary {
        margin: 0;
        color: #8496B0;
        font-size: 13px;
        line-height: 1.75;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .guide-footer-line {
        margin-top: auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding-top: 10px;
        border-top: 1px solid rgba(255, 255, 255, .06);
        font-size: 12px;
        color: #667b99;
    }

    .guide-footer-line .read-mark {
        color: #b6cdf1;
        letter-spacing: .04em;
        font-size: 12px;
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    /* ---------- Strategy editorial ---------- */
    .dual-panel {
        display: grid;
        grid-template-columns: minmax(0, 1.35fr) minmax(0, .85fr);
        gap: 22px;
    }

    .log-panel {
        position: relative;
        background:
            radial-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px),
            linear-gradient(160deg, rgba(23, 36, 56, .65), rgba(13, 20, 32, .88));
        background-size: 22px 22px, auto;
        background-color: rgba(17, 27, 42, .7);
        border: 1px solid rgba(255, 255, 255, .11);
        border-radius: var(--radius-lg);
        padding: 30px;
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08), 0 18px 32px rgba(0, 0, 0, .2);
        overflow: hidden;
    }

    .log-panel::after {
        content: "战术手记";
        position: absolute;
        top: 18px;
        right: -30px;
        transform: rotate(38deg);
        color: rgba(255, 255, 255, .05);
        font-size: 26px;
        font-weight: 800;
        letter-spacing: .2em;
        pointer-events: none;
    }

    .log-number {
        display: grid;
        place-items: center;
        width: 28px;
        height: 28px;
        border-radius: 50%;
        color: #041320;
        background: #F7F0D8;
        border: 2px solid #A9B9C6;
        font-weight: 800;
        font-size: 14px;
    }

    .memo-line {
        border-left: 2px solid rgba(72, 240, 155, .5);
        padding-left: 14px;
        font-size: 14px;
    }

    .memo-line strong {
        color: #d9e7ff;
    }

    .split-line {
        display: flex;
        align-items: center;
        gap: 10px;
        color: #63748d;
        font-size: 11px;
        text-transform: uppercase;
        letter-spacing: .15em;
    }

    .split-line span {
        background: rgba(255, 255, 255, .04);
        padding: 4px 10px;
        border: 1px dashed rgba(255, 255, 255, .13);
        border-radius: 999px;
    }

    @media (max-width: 900px) {
        .dual-panel {
            grid-template-columns: 1fr;
        }
    }

    /* ---------- Road ---------- */
    .tri-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 22px;
    }

    @media (max-width: 1023px) {
        .tri-grid {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 700px) {
        .tri-grid {
            grid-template-columns: 1fr;
        }
    }

    .log-route {
        position: relative;
        background: rgba(17, 27, 42, .62);
        border: 1px solid rgba(255, 255, 255, .1);
        border-radius: var(--radius-lg);
        padding: 26px;
        transition: transform .2s, border-color .2s, box-shadow .2s;
    }

    .log-route::before {
        content: "";
        position: absolute;
        left: 0;
        top: 23px;
        bottom: 23px;
        width: 3px;
        background: linear-gradient(180deg, transparent, rgba(43, 127, 255, .5), transparent);
        border-radius: 9px;
    }

    .log-route:hover {
        transform: translateY(-3px);
        border-color: rgba(255, 255, 255, .24);
    }

    .route-serial {
        font-size: 24px;
        font-weight: 800;
        color: rgba(43, 127, 255, .34);
        line-height: 1;
        letter-spacing: .04em;
        font-family: Georgia, serif;
    }

    .route-title {
        color: #EAF2FF;
        font-size: 19px;
        font-weight: 700;
        margin: 8px 0 8px;
    }

    .route-text {
        color: #8799b4;
        font-size: 14px;
        margin: 0 0 14px;
    }

    .stamp {
        display: inline-block;
        transform: rotate(-5deg);
        border: 1.5px solid rgba(247, 185, 85, .88);
        color: #FFDC9A;
        font-size: 10px;
        font-weight: 700;
        padding: 3px 9px;
        border-radius: 4px;
        letter-spacing: .1em;
        background: rgba(247, 185, 85, .08);
    }

    /* ---------- Cross modules ---------- */
    .cross-modules {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 22px;
    }

    @media (max-width: 1023px) {
        .cross-modules {
            grid-template-columns: 1fr 1fr;
        }
    }

    @media (max-width: 700px) {
        .cross-modules {
            grid-template-columns: 1fr;
        }
    }

    .cross-card {
        position: relative;
        overflow: hidden;
        background: rgba(17, 27, 42, .75);
        border: 1px solid rgba(255, 255, 255, .1);
        border-radius: var(--radius-lg);
        padding: 27px;
        transition: transform .2s, box-shadow .2s;
    }

    .cross-card:hover {
        transform: translateY(-4px);
        box-shadow: var(--shadow-card);
    }

    .cross-card .icon-bg {
        width: 46px;
        height: 46px;
        border-radius: 13px;
        display: grid;
        place-items: center;
        background: rgba(43, 127, 255, .15);
        border: 1px solid rgba(43, 127, 255, .22);
        color: #72b4ff;
        margin-bottom: 14px;
    }

    .cross-card .icon-bg.green {
        background: rgba(72, 240, 155, .1);
        border-color: rgba(72, 240, 155, .18);
        color: var(--c-accent);
    }

    .cross-card .icon-bg.gold {
        background: rgba(247, 185, 85, .1);
        border-color: rgba(247, 185, 85, .16);
        color: var(--c-gold);
    }

    .cross-card h3 {
        margin: 0 0 6px;
        color: #EAF2FF;
        font-size: 20px;
        font-weight: 700;
    }

    .cross-card p {
        margin: 0 0 18px;
        color: #889ab6;
        font-size: 14px;
    }

    /* ---------- FAQ ---------- */
    .faq-wrap {
        max-width: 940px;
        margin: 0 auto;
        display: grid;
        gap: 14px;
    }

    .faq-item {
        background: rgba(17, 27, 42, .63);
        border: 1px solid rgba(255, 255, 255, .1);
        border-radius: 16px;
        overflow: hidden;
        transition: border-color .2s, box-shadow .2s;
    }

    .faq-item.open {
        border-color: rgba(43, 127, 255, .45);
        box-shadow: 0 0 0 1px rgba(43, 127, 255, .14), 0 16px 24px rgba(0, 0, 0, .18);
    }

    .faq-q {
        width: 100%;
        display: flex;
        align-items: center;
        gap: 14px;
        min-height: 58px;
        padding: 10px 18px 10px 14px;
        text-align: left;
        background: transparent;
        border: 0;
        color: #E7EFFC;
        font-size: 16px;
        line-height: 1.5;
    }

    .faq-q .faq-num {
        font-family: Georgia, serif;
        font-size: 15px;
        color: var(--c-gold);
        width: 26px;
        flex-shrink: 0;
        text-align: center;
    }

    .faq-q .faq-arrow {
        margin-left: auto;
        width: 22px;
        height: 22px;
        position: relative;
        flex-shrink: 0;
        transition: transform .2s;
    }

    .faq-q .faq-arrow::before,
    .faq-q .faq-arrow::after {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        height: 2px;
        top: 10px;
        background: #a8b7d5;
        border-radius: 99px;
        transition: transform .2s, background .2s;
    }

    .faq-q .faq-arrow::before {
        transform: rotate(90deg);
    }

    .faq-item.open .faq-arrow::before {
        transform: rotate(0);
        background: #d8e5ff;
    }

    .faq-item.open .faq-arrow::after {
        background: #d8e5ff;
    }

    .faq-a {
        max-height: 0;
        overflow: hidden;
        transition: max-height .22s ease;
    }

    .faq-a .answer-inner {
        padding: 0 22px 22px 55px;
        font-size: 15px;
        color: #9AADC8;
        line-height: 1.9;
    }

    @media (max-width: 600px) {
        .faq-a .answer-inner {
            padding-left: 20px;
            padding-right: 20px;
        }
    }

    /* ---------- CTA ---------- */
    .cta-panel {
        position: relative;
        overflow: hidden;
        background:
            linear-gradient(120deg, rgba(43, 127, 255, .18), rgba(13, 20, 32, .66) 60%),
            url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
        border: 1px solid rgba(255, 255, 255, .14);
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1), 0 20px 42px rgba(0, 0, 0, .3);
        border-radius: 24px;
        padding: 42px;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 24px;
        flex-wrap: wrap;
    }

    .cta-panel h2 {
        color: #F1F7FF;
        font-size: clamp(22px, 2.6vw, 30px);
        margin: 0 0 10px;
    }

    .cta-panel p {
        margin: 0;
        color: #C2D1E8;
        max-width: 560px;
        line-height: 1.75;
    }

    .cta-actions {
        display: flex;
        gap: 12px;
        flex-wrap: wrap;
    }

    .save-btn {
        border: 1px solid rgba(255, 255, 255, .28);
        background: rgba(255, 255, 255, .08);
        color: #EAF2FF;
    }

    .save-btn:hover {
        background: rgba(72, 240, 155, .14);
        border-color: rgba(72, 240, 155, .5);
    }

    .save-btn.saved {
        background: rgba(72, 240, 155, .16);
        border-color: rgba(72, 240, 155, .65);
        color: #A6FCCD;
    }

    @media (max-width: 680px) {
        .cta-panel {
            padding: 30px 22px;
        }
    }

    /* ---------- Share sheet ---------- */
    .share-sheet {
        position: fixed;
        inset: auto 0 0;
        transform: translateY(110%);
        transition: transform .25s ease;
        z-index: 220;
        background: rgba(13, 22, 35, .96);
        backdrop-filter: blur(16px);
        border-top: 1px solid rgba(255, 255, 255, .12);
        padding: 22px 20px calc(22px + env(safe-area-inset-bottom));
        box-shadow: 0 -16px 40px rgba(0, 0, 0, .4);
        border-radius: 22px 22px 0 0;
        max-width: 720px;
        margin: 0 auto;
    }

    .share-sheet.open {
        transform: translateY(0);
    }

    .share-row {
        display: flex;
        gap: 14px;
        justify-content: center;
    }

    .share-sheet-btn {
        width: 92px;
        height: 92px;
        display: inline-flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 7px;
        background: rgba(255, 255, 255, .06);
        border: 1px solid rgba(255, 255, 255, .12);
        color: #e1eafd;
        border-radius: 18px;
        font-size: 13px;
        transition: background .2s;
    }

    .share-sheet-btn:hover {
        background: rgba(43, 127, 255, .16);
    }

    .share-closed {
        position: absolute;
        right: 12px;
        top: 10px;
        background: transparent;
        border: 0;
        color: #8193ab;
        font-size: 22px;
        width: 42px;
        height: 42px;
        border-radius: 50%;
        line-height: 1;
    }

    .share-closed:hover {
        color: #fff;
        background: rgba(255, 255, 255, .05);
    }

    .share-sheet-caption {
        text-align: center;
        color: #8397b6;
        font-size: 13px;
        margin: 12px 0 0;
    }

    /* ---------- Footer ---------- */
    .site-footer {
        background: #070C15;
        border-top: 1px solid var(--line-soft);
        padding-top: 58px;
        margin-top: 44px;
    }

    .footer-top {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr;
        gap: 30px;
        padding-bottom: 42px;
        border-bottom: 1px solid rgba(255, 255, 255, .07);
    }

    .footer-brand p {
        font-size: 14px;
        color: #7890ab;
        margin: 14px 0 0;
        max-width: 260px;
        line-height: 1.8;
    }

    .footer-col h4 {
        color: #D6E3FA;
        font-size: 15px;
        font-weight: 700;
        margin: 0 0 12px;
    }

    .footer-col ul {
        list-style: none;
        padding: 0;
        margin: 0;
        display: grid;
        gap: 8px;
    }

    .footer-col a {
        color: #7d92ad;
        font-size: 14px;
        display: inline-block;
        transition: color .2s, transform .2s;
    }

    .footer-col a:hover {
        color: #fff;
        transform: translateX(2px);
    }

    .footer-bottom {
        display: flex;
        justify-content: space-between;
        gap: 12px;
        flex-wrap: wrap;
        padding: 20px 0 28px;
        color: #5c6f8b;
        font-size: 13px;
    }

    @media (max-width: 1023px) {
        .footer-top {
            grid-template-columns: repeat(4, 1fr);
        }
        .footer-brand {
            grid-column: 1 / -1;
            grid-row: 1;
        }
    }

    @media (max-width: 700px) {
        .footer-top {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    /* small utility */
    .mt-1 {
        margin-top: .25rem;
    }

    .inline-svg {
        width: 1em;
        height: 1em;
        vertical-align: -0.12em;
    }

/* roulang page: category4 */
:root {
            --bg: #070C15;
            --panel: #0D1420;
            --panel2: #111B2A;
            --glass: rgba(17, 27, 42, .72);
            --glass-light: rgba(17, 27, 42, .82);
            --line: rgba(255, 255, 255, .1);
            --line-soft: rgba(255, 255, 255, .04);
            --blue: #2B7FFF;
            --blueSoft: rgba(43, 127, 255, .12);
            --green: #48F09B;
            --gold: #F7B955;
            --text: #EAF2FF;
            --muted: #B4C2D9;
            --dim: #76879E;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 12px 32px rgba(0, 0, 0, .3);
            --shadow-soft: 0 8px 20px rgba(0, 0, 0, .22);
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            background: var(--bg);
            color: var(--muted);
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            font-size: 16px;
            line-height: 1.75;
            min-height: 100%;
            -webkit-font-smoothing: antialiased;
        }

        body:before {
            content: "";
            position: fixed;
            inset: 0;
            z-index: -1;
            pointer-events: none;
            background-image:
                linear-gradient(rgba(255, 255, 255, .028) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, .028) 1px, transparent 1px);
            background-size: 40px 40px;
        }

        h1, h2, h3, h4, p, figure, ul, blockquote {
            margin: 0;
        }

        ul {
            padding: 0;
        }

        a {
            color: var(--text);
            text-decoration: none;
            transition: color .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
        }

        img {
            max-width: 100%;
            border: 0;
            display: block;
        }

        button, input, select, textarea {
            font: inherit;
        }

        svg {
            display: inline-block;
            flex: 0 0 auto;
        }

        ::selection {
            background: rgba(43, 127, 255, .35);
            color: #fff;
        }

        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: 80px 24px;
            scroll-margin-top: 132px;
        }

        .section-compact {
            padding: 56px 24px;
        }

        .section-head {
            display: flex;
            justify-content: space-between;
            align-items: flex-end;
            gap: 24px;
            margin-bottom: 32px;
        }

        .section-head-left {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .section-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--green);
            letter-spacing: .12em;
        }

        .section-kicker:before {
            content: "";
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: var(--green);
            opacity: .85;
        }

        .section-title {
            display: flex;
            align-items: center;
            color: var(--text);
            font-size: clamp(22px, 3vw, 31px);
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: .01em;
            gap: 14px;
        }

        .section-title:before {
            content: "";
            width: 5px;
            height: 26px;
            border-radius: 5px;
            background: linear-gradient(180deg, var(--blue), rgba(43, 127, 255, .2));
            flex: 0 0 auto;
        }

        .section-desc {
            max-width: 760px;
            color: var(--dim);
            font-size: 15px;
        }

        .section-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--muted);
            white-space: nowrap;
            transition: all .2s ease;
        }

        .section-more:hover {
            color: var(--blue);
        }

        /* Header ============ */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 80;
            background: rgba(7, 12, 21, .82);
            -webkit-backdrop-filter: blur(16px);
            backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 64px;
            gap: 20px;
        }

        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex: 0 0 auto;
            line-height: 1.1;
        }

        .brand-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            color: #fff;
            background: linear-gradient(135deg, rgba(43, 127, 255, .9), rgba(72, 240, 155, .6));
            box-shadow: 0 0 22px rgba(43, 127, 255, .35), inset 0 1px rgba(255, 255, 255, .25);
            position: relative;
        }

        .brand-icon:before {
            content: "";
            position: absolute;
            inset: -6px;
            border-radius: 16px;
            border: 1px solid rgba(43, 127, 255, .12);
            pointer-events: none;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
        }

        .brand-text strong {
            color: var(--text);
            font-size: 18px;
            font-weight: 800;
            letter-spacing: .03em;
        }

        .brand-text small {
            color: var(--green);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: .4em;
            margin-top: 1px;
        }

        .header-tools {
            display: flex;
            align-items: center;
            justify-content: flex-end;
            gap: 12px;
            flex: 1 1 auto;
        }

        .site-search {
            display: flex;
            align-items: center;
            gap: 6px;
            width: min(300px, 100%);
            height: 40px;
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 999px;
            padding: 0 4px 0 14px;
            background: rgba(255, 255, 255, .055);
            transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
        }

        .site-search:focus-within {
            border-color: var(--blue);
            background: rgba(43, 127, 255, .08);
            box-shadow: 0 0 0 3px rgba(43, 127, 255, .15);
        }

        .site-search svg {
            color: var(--dim);
        }

        .site-search input {
            border: 0;
            background: transparent;
            color: var(--text);
            outline: none;
            width: 100%;
            min-width: 0;
            font-size: 14px;
        }

        .site-search button {
            height: 32px;
            padding: 0 16px;
            border: 0;
            border-radius: 999px;
            cursor: pointer;
            background: linear-gradient(135deg, var(--blue), #1B5FE8);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            transition: filter .2s ease, transform .2s ease;
        }

        .site-search button:hover {
            filter: brightness(1.1);
        }

        .site-search button:active {
            transform: translateY(1px);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border: 0;
            height: 44px;
            padding: 0 22px;
            border-radius: var(--radius-sm);
            font-weight: 600;
            font-size: 15px;
            line-height: 1;
            color: var(--text);
            cursor: pointer;
            background: transparent;
            transition: all .2s ease;
        }

        .btn:active {
            transform: translateY(1px);
        }

        .btn-sm {
            height: 40px;
            padding: 0 18px;
            font-size: 14px;
        }

        .btn-primary {
            background: linear-gradient(135deg, var(--blue), #1c63e0);
            color: #fff;
            box-shadow: 0 0 20px rgba(43, 127, 255, .22);
        }

        .btn-primary:hover {
            filter: brightness(1.12);
            box-shadow: 0 0 26px rgba(43, 127, 255, .32);
        }

        .btn-win {
            background: var(--green);
            color: #0D1F18;
            box-shadow: 0 0 24px rgba(72, 240, 155, .25);
        }

        .btn-win:hover {
            background: #7cf7b6;
            color: #071008;
            box-shadow: 0 0 30px rgba(72, 240, 155, .34);
        }

        .btn-ghost {
            border: 1px solid var(--line);
            background: rgba(255, 255, 255, .055);
            color: var(--text);
        }

        .btn-ghost:hover {
            border-color: rgba(43, 127, 255, .55);
            background: rgba(43, 127, 255, .11);
            box-shadow: 0 0 18px rgba(43, 127, 255, .12);
        }

        .channel-nav {
            border-top: 1px solid rgba(255, 255, 255, .045);
            background: rgba(10, 16, 28, .88);
            -webkit-backdrop-filter: blur(10px);
            backdrop-filter: blur(10px);
        }

        .channel-inner {
            display: flex;
            align-items: center;
            overflow-x: auto;
            gap: 8px;
            padding: 5px 24px;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

        .channel-inner::-webkit-scrollbar {
            display: none;
        }

        .channel-link {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 38px;
            padding: 0 18px;
            border-radius: 999px;
            color: #cfdcea;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            flex: 0 0 auto;
            background: transparent;
            transition: background .18s ease, color .18s ease, box-shadow .18s ease;
        }

        .channel-link:hover {
            color: #fff;
            background: rgba(43, 127, 255, .12);
        }

        .channel-link.active {
            color: #fff;
            background: linear-gradient(135deg, var(--blue), #1d61dc);
            box-shadow: 0 0 16px rgba(43, 127, 255, .26);
        }

        /* Hero ============ */
        .category-hero {
            position: relative;
            overflow: hidden;
            padding: 72px 0 56px;
            background:
                radial-gradient(circle at 74% 18%, rgba(43, 127, 255, .22), transparent 28%),
                radial-gradient(circle at 20% 90%, rgba(72, 240, 155, .12), transparent 30%),
                linear-gradient(96deg, rgba(4, 9, 17, .94) 0%, rgba(7, 15, 28, .76) 50%, rgba(8, 20, 36, .72) 100%),
                url("/assets/images/backpic/back-1.png") center / cover no-repeat;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
        }

        .category-hero:after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 50%, rgba(7, 12, 21, .86) 100%);
            pointer-events: none;
        }

        .hero-layout {
            position: relative;
            z-index: 2;
            display: grid;
            grid-template-columns: minmax(0, 1.15fr) minmax(320px, .85fr);
            gap: 48px;
            align-items: center;
        }

        .hero-kicker {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid rgba(72, 240, 155, .3);
            background: rgba(72, 240, 155, .08);
            color: var(--green);
            font-size: 14px;
            font-weight: 600;
            margin-bottom: 24px;
            letter-spacing: .08em;
        }

        .hero-title {
            font-size: clamp(31px, 4.6vw, 50px);
            font-weight: 800;
            line-height: 1.16;
            color: var(--text);
            letter-spacing: .01em;
            max-width: 760px;
        }

        .hero-title em {
            font-style: normal;
            background: linear-gradient(90deg, #fff, #cfe8ff);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }

        .hero-summary {
            margin-top: 24px;
            max-width: 650px;
            color: #d1def0;
            font-size: 17px;
            line-height: 1.85;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 16px;
            margin-top: 34px;
        }

        .hero-panel {
            background: linear-gradient(155deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .02) 48%, rgba(72, 240, 155, .06));
            border: 1px solid var(--line);
            border-radius: 18px;
            padding: 26px;
            box-shadow: 0 18px 46px rgba(0, 0, 0, .25);
            backdrop-filter: blur(10px);
        }

        .panel-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding-bottom: 16px;
            margin-bottom: 4px;
            border-bottom: 1px solid rgba(255, 255, 255, .07);
        }

        .panel-header strong {
            color: var(--text);
            font-size: 17px;
        }

        .panel-status {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--green);
            font-size: 12px;
            font-weight: 600;
        }

        .panel-status:before {
            content: "";
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--green);
            box-shadow: 0 0 0 4px rgba(72, 240, 155, .1);
        }

        .panel-list {
            display: flex;
            flex-direction: column;
        }

        .panel-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 15px 0;
            border-bottom: 1px dashed rgba(255, 255, 255, .07);
        }

        .panel-row:last-child {
            border-bottom: 0;
        }

        .panel-row-main {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .panel-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            border-radius: 9px;
            color: var(--blue);
            background: rgba(43, 127, 255, .15);
            border: 1px solid rgba(43, 127, 255, .22);
        }

        .panel-row:nth-child(2) .panel-icon {
            color: var(--green);
            background: rgba(72, 240, 155, .1);
            border-color: rgba(72, 240, 155, .2);
        }

        .panel-row:nth-child(3) .panel-icon {
            color: var(--gold);
            background: rgba(247, 185, 85, .1);
            border-color: rgba(247, 185, 85, .22);
        }

        .panel-row b {
            display: block;
            color: var(--text);
            font-size: 15px;
            font-weight: 700;
        }

        .panel-row small {
            color: var(--dim);
            font-size: 13px;
        }

        .panel-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--muted);
            padding: 4px 9px;
            border-radius: 6px;
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .07);
            white-space: nowrap;
        }

        .cat-tabs {
            position: relative;
            z-index: 3;
            margin-top: 48px;
            max-width: 1200px;
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }

        .cat-tabs-inner {
            display: flex;
            align-items: center;
            gap: 10px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
            padding-bottom: 2px;
        }

        .cat-tabs-inner::-webkit-scrollbar {
            display: none;
        }

        .cat-tabs-inner a {
            display: inline-flex;
            align-items: center;
            height: 38px;
            padding: 0 17px;
            color: var(--muted);
            border-radius: 999px;
            font-size: 14px;
            font-weight: 600;
            white-space: nowrap;
            background: rgba(255, 255, 255, .055);
            border: 1px solid transparent;
            transition: all .2s ease;
        }

        .cat-tabs-inner a:hover {
            color: #fff;
            background: rgba(43, 127, 255, .13);
        }

        .cat-tabs-inner a.active {
            color: #fff;
            background: rgba(43, 127, 255, .16);
            border-color: rgba(43, 127, 255, .32);
            box-shadow: 0 0 14px rgba(43, 127, 255, .15);
        }

        /* Glass cards ============ */
        .glass-card {
            background: var(--glass);
            border: 1px solid var(--line);
            border-radius: var(--radius);
            box-shadow: 0 8px 18px rgba(0, 0, 0, .15);
            position: relative;
            transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease, background .22s ease;
        }

        .glass-card:hover {
            transform: translateY(-3px);
            border-color: rgba(43, 127, 255, .35);
            box-shadow: 0 16px 30px rgba(0, 0, 0, .26);
            background: rgba(20, 32, 48, .76);
        }

        .benefit-card {
            display: block;
            padding: 24px;
            border-radius: 18px;
            height: 100%;
        }

        .benefit-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 46px;
            height: 46px;
            border-radius: 13px;
            margin-bottom: 20px;
            color: var(--blue);
            background: rgba(43, 127, 255, .14);
            border: 1px solid rgba(43, 127, 255, .18);
        }

        .benefit-card:nth-child(2) .benefit-icon {
            color: var(--gold);
            background: rgba(247, 185, 85, .12);
            border-color: rgba(247, 185, 85, .2);
        }

        .benefit-card:nth-child(3) .benefit-icon {
            color: var(--green);
            background: rgba(72, 240, 155, .11);
            border-color: rgba(72, 240, 155, .2);
        }

        .benefit-card:nth-child(4) .benefit-icon {
            color: #A68BFF;
            background: rgba(166, 139, 255, .12);
            border-color: rgba(166, 139, 255, .2);
        }

        .benefit-card h3 {
            color: var(--text);
            font-size: 19px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .benefit-card p {
            color: var(--dim);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 20px;
        }

        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--blue);
            font-size: 14px;
            font-weight: 700;
        }

        .card-link svg {
            transition: transform .2s ease;
        }

        .benefit-card:hover .card-link svg {
            transform: translateX(5px);
        }

        /* content cards */
        .content-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            border-radius: 18px;
            overflow: hidden;
        }

        .cover-mask {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: linear-gradient(135deg, rgba(43, 127, 255, .25), rgba(17, 27, 42, .8));
            flex: 0 0 auto;
        }

        .cover-mask img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .content-card:hover .cover-mask img {
            transform: scale(1.045);
        }

        .cover-mask:after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 42%, rgba(5, 10, 16, .64) 100%);
        }

        .content-body {
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 20px 20px 22px;
            flex: 1 0 auto;
        }

        .tag-line {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 13px;
            color: var(--dim);
        }

        .tag-chip {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            color: var(--green);
            font-weight: 700;
            background: rgba(72, 240, 155, .1);
            border-radius: 6px;
            padding: 3px 8px;
            line-height: 1.4;
        }

        .content-body h3 {
            color: var(--text);
            font-size: 17px;
            font-weight: 800;
            line-height: 1.5;
        }

        .content-body p {
            color: var(--dim);
            font-size: 14px;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
        }

        .data-caption {
            margin-top: auto;
            padding-top: 6px;
            border-top: 1px solid rgba(255, 255, 255, .06);
            color: var(--dim);
            font-size: 13px;
            display: flex;
            justify-content: space-between;
            gap: 10px;
        }

        /* service band */
        .assure-grid .assure-card {
            height: 100%;
            padding: 22px;
            border-radius: 16px;
            border: 1px solid var(--line);
            background: rgba(13, 20, 32, .62);
            display: flex;
            gap: 16px;
            align-items: flex-start;
        }

        .assure-card svg {
            color: var(--green);
            margin-top: 2px;
        }

        .assure-card b {
            display: block;
            color: var(--text);
            font-size: 15px;
            margin-bottom: 6px;
        }

        .assure-card span {
            color: var(--dim);
            font-size: 13px;
            line-height: 1.65;
        }

        /* guide */
        .guide-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
        }

        .guide-card {
            position: relative;
            padding: 28px 24px 26px;
            border-radius: 18px;
            border: 1px solid var(--line);
            background: rgba(13, 20, 32, .72);
            overflow: hidden;
            height: 100%;
        }

        .guide-card:before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(180deg, var(--blue), var(--green));
        }

        .guide-num {
            color: rgba(43, 127, 255, .28);
            font-size: 36px;
            font-weight: 900;
            font-variant-numeric: tabular-nums;
            line-height: 1;
            margin-bottom: 18px;
            font-family: "Segoe UI", Arial, sans-serif;
        }

        .guide-card h3 {
            color: var(--text);
            font-size: 18px;
            font-weight: 800;
            margin-bottom: 10px;
        }

        .guide-card p {
            color: var(--dim);
            font-size: 14px;
            line-height: 1.75;
        }

        /* channel cards */
        .channel-card {
            display: flex;
            flex-direction: column;
            gap: 8px;
            height: 100%;
            padding: 24px;
            border-radius: 16px;
            border: 1px solid var(--line);
            background: linear-gradient(150deg, rgba(17, 27, 42, .72), rgba(13, 20, 32, .76));
            transition: all .22s ease;
        }

        .channel-card:hover {
            transform: translateY(-4px);
            border-color: rgba(43, 127, 255, .4);
            box-shadow: 0 14px 26px rgba(0, 0, 0, .24);
        }

        .channel-card .mini-icon {
            width: 42px;
            height: 42px;
            border-radius: 11px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(43, 127, 255, .13);
            color: var(--blue);
            border: 1px solid rgba(43, 127, 255, .16);
            margin-bottom: 10px;
        }

        .channel-card b {
            color: var(--text);
            font-size: 17px;
            font-weight: 800;
        }

        .channel-card span {
            color: var(--dim);
            font-size: 13px;
            line-height: 1.65;
        }

        .go-arrow {
            color: var(--blue);
            font-size: 14px;
            font-weight: 700;
            margin-top: 8px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        /* FAQ */
        .faq-wrap {
            max-width: 920px;
        }

        .faq-item {
            background: rgba(13, 20, 32, .72);
            border: 1px solid var(--line);
            border-radius: 14px;
            margin-bottom: 14px;
            padding: 0 24px;
            transition: border-color .2s ease;
        }

        .faq-item[open] {
            border-color: rgba(43, 127, 255, .36);
        }

        .faq-item summary {
            list-style: none;
            cursor: pointer;
            display: flex;
            align-items: center;
            gap: 16px;
            min-height: 66px;
            color: var(--text);
            font-weight: 700;
            font-size: 16px;
            outline: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary:focus-visible {
            outline: 2px solid var(--blue);
            outline-offset: 4px;
            border-radius: 6px;
        }

        .faq-num {
            color: var(--blue);
            font-size: 13px;
            font-weight: 800;
            font-variant-numeric: tabular-nums;
            background: rgba(43, 127, 255, .12);
            border-radius: 8px;
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex: 0 0 auto;
        }

        .faq-arrow {
            margin-left: auto;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, .04);
            color: var(--dim);
            flex: 0 0 auto;
            transition: transform .2s ease, background .2s ease, color .2s ease;
        }

        .faq-item[open] .faq-arrow {
            transform: rotate(45deg);
            color: var(--green);
            background: rgba(72, 240, 155, .1);
        }

        .faq-answer {
            padding: 0 0 24px 46px;
            color: var(--muted);
            font-size: 14px;
            line-height: 1.85;
            max-width: 780px;
        }

        .faq-support {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-top: 22px;
            padding: 14px 20px;
            border-radius: 12px;
            background: rgba(43, 127, 255, .08);
            border: 1px solid rgba(43, 127, 255, .16);
            color: var(--muted);
            font-size: 14px;
        }

        .faq-support a {
            color: var(--blue);
            font-weight: 700;
        }

        /* CTA band */
        .cta-section {
            padding: 96px 24px 80px;
        }

        .cta-band {
            position: relative;
            overflow: hidden;
            border-radius: 20px;
            background:
                linear-gradient(120deg, rgba(8, 15, 28, .92), rgba(13, 28, 48, .85) 52%, rgba(21, 47, 66, .82)),
                url("/assets/images/backpic/back-3.webp") center / cover no-repeat;
            border: 1px solid rgba(255, 255, 255, .1);
            padding: 54px 44px;
            box-shadow: 0 22px 46px rgba(0, 0, 0, .3);
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 36px;
            flex-wrap: wrap;
        }

        .cta-band:before {
            content: "";
            position: absolute;
            width: 260px;
            height: 260px;
            right: 12%;
            top: -120px;
            background: radial-gradient(circle, rgba(43, 127, 255, .35), transparent 70%);
            pointer-events: none;
        }

        .cta-copy {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }

        .cta-copy h2 {
            color: var(--text);
            font-size: clamp(24px, 3.4vw, 34px);
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 14px;
        }

        .cta-copy p {
            color: #acc0d9;
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 6px;
        }

        .cta-actions {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            min-width: 250px;
            justify-content: flex-end;
        }

        .fav-active {
            color: var(--green) !important;
            border-color: rgba(72, 240, 155, .45) !important;
            background: rgba(72, 240, 155, .08) !important;
            box-shadow: 0 0 16px rgba(72, 240, 155, .18) !important;
        }

        .share-layer {
            display: none;
            position: absolute;
            right: 44px;
            bottom: -164px;
            width: 250px;
            background: rgba(11, 19, 30, .98);
            border: 1px solid var(--line);
            border-radius: 14px;
            padding: 14px;
            box-shadow: 0 16px 40px rgba(0, 0, 0, .45);
            backdrop-filter: blur(12px);
            z-index: 20;
        }

        .share-layer.show {
            display: block;
        }

        .share-opt-list {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 10px;
        }

        .share-opt {
            cursor: pointer;
            border: 0;
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .07);
            border-radius: 10px;
            color: var(--text);
            font-size: 13px;
            height: 46px;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            transition: all .18s ease;
        }

        .share-opt:hover {
            background: rgba(43, 127, 255, .15);
            border-color: rgba(43, 127, 255, .22);
        }

        .share-note {
            margin-top: 10px;
            text-align: center;
            font-size: 12px;
            color: var(--dim);
        }

        /* Footer ============ */
        .site-footer {
            background: #060A12;
            border-top: 1px solid rgba(255, 255, 255, .06);
        }

        .footer-top {
            display: grid;
            grid-template-columns: 1.7fr repeat(4, 1fr);
            gap: 46px;
            padding: 54px 0 42px;
        }

        .footer-brand {
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 18px;
        }

        .footer-brand p {
            color: var(--dim);
            font-size: 14px;
            max-width: 270px;
            line-height: 1.8;
        }

        .footer-col h4 {
            color: var(--text);
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: .02em;
        }

        .footer-col ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-col a {
            color: var(--dim);
            font-size: 14px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            line-height: 1.5;
        }

        .footer-col a:before {
            content: "";
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: rgba(72, 240, 155, .45);
            flex: 0 0 auto;
            opacity: 0;
            transition: opacity .2s ease;
        }

        .footer-col a:hover {
            color: var(--text);
        }

        .footer-col a:hover:before {
            opacity: 1;
        }

        .footer-bottom {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 22px 0 26px;
            color: var(--dim);
            font-size: 13px;
        }

        .footer-bottom span {
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }

        @media (max-width: 1024px) {
            .hero-layout {
                grid-template-columns: 1fr;
                gap: 34px;
            }
            .hero-panel {
                max-width: 640px;
            }
            .footer-top {
                grid-template-columns: repeat(3, 1fr);
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .section {
                padding: 64px 20px;
            }
        }

        @media (max-width: 768px) {
            .header-inner {
                min-height: 58px;
                gap: 10px;
            }
            .brand-text strong {
                font-size: 16px;
            }
            .brand-text small {
                font-size: 11px;
                letter-spacing: .25em;
            }
            .brand-icon {
                width: 34px;
                height: 34px;
            }
            .site-search {
                display: none;
            }
            .header-tools .btn-sm {
                padding: 0 14px;
                height: 35px;
                font-size: 13px;
            }
            .channel-inner {
                padding: 4px 16px;
                gap: 4px;
            }
            .channel-link {
                height: 36px;
                padding: 0 14px;
                font-size: 13px;
            }
            .category-hero {
                padding: 52px 0 42px;
            }
            .hero-title {
                font-size: 31px;
            }
            .hero-summary {
                font-size: 15px;
            }
            .hero-actions .btn {
                height: 42px;
                padding: 0 18px;
            }
            .section {
                padding: 56px 16px;
            }
            .section-head {
                align-items: flex-start;
                flex-direction: column;
                gap: 14px;
            }
            .section-more {
                align-self: flex-start;
            }
            .guide-grid {
                grid-template-columns: 1fr;
            }
            .faq-item {
                padding: 0 16px;
            }
            .faq-answer {
                padding: 0 0 22px 42px;
            }
            .cta-section {
                padding-left: 16px;
                padding-right: 16px;
            }
            .cta-band {
                padding: 34px 24px;
            }
            .cta-actions {
                justify-content: flex-start;
            }
            .cta-band .share-layer {
                right: 24px;
                bottom: -164px;
            }
            .footer-top {
                grid-template-columns: repeat(2, 1fr);
                gap: 30px;
                padding: 44px 0 30px;
            }
            .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 520px) {
            .brand-text small {
                letter-spacing: .18em;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .cat-tabs {
                padding-left: 16px;
                padding-right: 16px;
            }
            .footer-top {
                grid-template-columns: 1fr;
                gap: 26px;
            }
            .faq-support {
                align-items: flex-start;
                flex-direction: column;
            }
        }