/* roulang page: index */
:root {
        --bg-primary: #060A14;
        --bg-secondary: #0A1120;
        --bg-float: #0D1526;
        --brand-blue: #2E6BFF;
        --brand-gold: #C8A96E;
        --ice-blue: #9AE6FF;
        --text-primary: #F2F5FA;
        --text-secondary: #8FA3BF;
        --text-muted: #4A5B73;
        --success: #37D59C;
        --danger: #FF6B5C;
        --border-regular: rgba(255,255,255,0.08);
        --border-hover: rgba(46,107,255,0.4);
        --card-glow: 0 12px 40px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.08);
        --card-hover-glow: 0 18px 60px rgba(0,0,0,0.6), 0 0 0 1px rgba(46,107,255,0.25);
        --btn-glow: 0 0 20px rgba(46,107,255,0.45);
        --radius-card: 16px;
        --radius-btn: 12px;
        --radius-pill: 999px;
        --font-cn: "PingFang SC","Hiragino Sans GB","Noto Sans SC","Microsoft YaHei",sans-serif;
        --ease: cubic-bezier(0.4,0,0.2,1);
        --container-max: 1280px;
        --section-y: 96px;
    }

    *, *::before, *::after {
        box-sizing: border-box;
        margin: 0;
        padding: 0;
    }

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-cn);
        font-size: 16px;
        line-height: 1.75;
        color: var(--text-primary);
        background-color: var(--bg-primary);
        -webkit-font-smoothing: antialiased;
        text-rendering: optimizeLegibility;
    }

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

    a {
        color: var(--brand-blue);
        text-decoration: none;
        transition: color var(--ease) 200ms;
    }

    a:hover {
        color: var(--ice-blue);
    }

    button {
        font-family: var(--font-cn);
        cursor: pointer;
        border: none;
        background: none;
        color: inherit;
    }

    input {
        font-family: var(--font-cn);
    }

    .grid-container {
        max-width: var(--container-max);
        padding-left: 40px;
        padding-right: 40px;
        margin-left: auto;
        margin-right: auto;
    }

    /* ===== Header ===== */
    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        background: rgba(6,10,20,0.82);
        border-bottom: 1px solid rgba(255,255,255,0.06);
        transition: box-shadow var(--ease) 200ms;
    }

    .site-header.is-scrolled {
        box-shadow: 0 8px 32px rgba(0,0,0,0.4);
    }

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

    .brand {
        display: inline-flex;
        align-items: center;
        gap: 12px;
        font-size: 18px;
        font-weight: 700;
        letter-spacing: 0.1em;
        color: var(--text-primary);
        white-space: nowrap;
    }

    .brand:hover {
        color: var(--text-primary);
    }

    .brand-divider {
        width: 1px;
        height: 18px;
        background: rgba(255,255,255,0.2);
    }

    .brand-en {
        font-size: 13px;
        font-weight: 500;
        letter-spacing: 0.18em;
        color: var(--text-secondary);
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 32px;
    }

    .main-nav .nav-link {
        position: relative;
        font-size: 14px;
        font-weight: 400;
        letter-spacing: 0.06em;
        color: var(--text-secondary);
        padding: 20px 0;
        transition: color var(--ease) 200ms;
    }

    .main-nav .nav-link:hover {
        color: var(--brand-blue);
    }

    .main-nav .nav-link.is-active {
        color: var(--text-primary);
    }

    .main-nav .nav-link.is-active::after {
        content: '';
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 2px;
        background: var(--brand-blue);
        border-radius: 2px;
    }

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

    .search-toggle {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: 12px;
        color: var(--text-secondary);
        font-size: 16px;
        transition: all var(--ease) 200ms;
    }

    .search-toggle:hover {
        color: var(--brand-blue);
        background: rgba(46,107,255,0.1);
    }

    .search-panel {
        position: absolute;
        top: 64px;
        right: 40px;
        width: 320px;
        padding: 12px;
        background: rgba(13,21,38,0.95);
        backdrop-filter: blur(18px);
        border: 1px solid var(--border-regular);
        border-radius: 16px;
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: all var(--ease) 250ms;
        box-shadow: var(--card-glow);
    }

    .search-panel.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }

    .search-panel input {
        width: 100%;
        height: 44px;
        padding: 0 14px;
        background: rgba(255,255,255,0.05);
        border: none;
        border-bottom: 1px solid rgba(255,255,255,0.14);
        border-radius: 10px;
        color: var(--text-primary);
        font-size: 14px;
        outline: none;
        transition: border-color var(--ease) 200ms, box-shadow var(--ease) 200ms;
    }

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

    .search-panel input:focus {
        border-bottom: 2px solid var(--brand-blue);
        box-shadow: 0 0 12px rgba(46,107,255,0.2);
    }

    .menu-toggle {
        display: none;
        width: 40px;
        height: 40px;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 5px;
        border-radius: 12px;
    }

    .menu-toggle span {
        width: 18px;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: all var(--ease) 250ms;
    }

    .menu-toggle.is-open span:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    .menu-toggle.is-open span:nth-child(2) {
        opacity: 0;
    }
    .menu-toggle.is-open span:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .mobile-nav {
        display: none;
        position: fixed;
        top: 52px;
        left: 0;
        right: 0;
        background: rgba(6,10,20,0.97);
        backdrop-filter: blur(14px);
        border-bottom: 1px solid var(--border-regular);
        padding: 16px 24px 24px;
        z-index: 999;
    }

    .mobile-nav.is-open {
        display: block;
    }

    .mobile-nav a {
        display: block;
        padding: 14px 0;
        font-size: 16px;
        color: var(--text-secondary);
        border-bottom: 1px solid rgba(255,255,255,0.06);
        letter-spacing: 0.04em;
    }

    .mobile-nav a:last-child {
        border-bottom: none;
    }

    .mobile-nav a.is-active {
        color: var(--brand-blue);
    }

    /* ===== Hero ===== */
    .hero {
        position: relative;
        padding: 144px 0 96px;
        overflow: hidden;
        background: var(--bg-primary);
    }

    .hero-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center 30%;
        opacity: 0.35;
        z-index: 0;
    }

    .hero-scrim {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(6,10,20,0.55) 0%, rgba(6,10,20,0.25) 40%, var(--bg-primary) 100%);
        z-index: 1;
    }

    .hero-grid-overlay {
        position: absolute;
        inset: 0;
        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: 56px 56px;
        z-index: 1;
        pointer-events: none;
    }

    .hero-frame {
        position: relative;
        z-index: 2;
        width: min(480px, 92vw);
        aspect-ratio: 3 / 4;
        margin: 0 auto;
        border-radius: 28px;
        overflow: hidden;
        box-shadow: 0 24px 80px rgba(0,0,0,0.7), 0 0 0 1px rgba(255,255,255,0.08);
        background: var(--bg-float);
    }

    .hero-frame-bg {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
    }

    .hero-frame-scrim {
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(6,10,20,0.15) 0%, rgba(6,10,20,0.55) 60%, rgba(6,10,20,0.88) 100%);
    }

    .hero-content {
        position: absolute;
        left: 28px;
        right: 28px;
        bottom: 44px;
        text-align: center;
    }

    .hero-tag {
        display: inline-block;
        font-size: 13px;
        font-weight: 500;
        color: var(--brand-gold);
        letter-spacing: 0.12em;
        padding: 6px 18px;
        border: 1px solid rgba(200,169,110,0.35);
        border-radius: var(--radius-pill);
        background: rgba(200,169,110,0.08);
        margin-bottom: 18px;
    }

    .hero-content h1 {
        font-size: clamp(40px, 6vw, 72px);
        font-weight: 700;
        line-height: 1.15;
        letter-spacing: 0.02em;
        color: var(--text-primary);
        margin-bottom: 16px;
        text-shadow: 0 4px 24px rgba(0,0,0,0.5);
    }

    .hero-content .lead {
        font-size: 17px;
        line-height: 1.7;
        color: var(--text-secondary);
        margin-bottom: 32px;
        max-width: 380px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-actions {
        display: flex;
        gap: 16px;
        justify-content: center;
        flex-wrap: wrap;
    }

    /* 按钮 */
    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        height: 44px;
        padding: 0 28px;
        border-radius: var(--radius-btn);
        font-size: 15px;
        font-weight: 600;
        letter-spacing: 0.04em;
        transition: all var(--ease) 250ms;
        text-decoration: none;
        white-space: nowrap;
        line-height: 1;
    }

    .btn-primary {
        background: var(--brand-blue);
        color: #fff;
        box-shadow: var(--btn-glow);
    }

    .btn-primary:hover {
        color: #fff;
        box-shadow: 0 0 36px rgba(46,107,255,0.7);
        transform: translateY(-2px);
    }

    .btn-primary:active {
        transform: translateY(0) scale(0.98);
    }

    .btn-secondary {
        background: rgba(255,255,255,0.06);
        border: 1px solid rgba(255,255,255,0.16);
        color: var(--text-primary);
    }

    .btn-secondary:hover {
        background: rgba(255,255,255,0.1);
        border-color: rgba(46,107,255,0.6);
        color: var(--ice-blue);
        transform: translateY(-2px);
    }

    .btn-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        font-weight: 500;
        color: var(--text-secondary);
        text-decoration: none;
        transition: all var(--ease) 200ms;
    }

    .btn-link i {
        transition: transform var(--ease) 200ms;
    }

    .btn-link:hover {
        color: var(--brand-blue);
    }

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

    .btn-buy {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        height: 40px;
        padding: 0 22px;
        border-radius: var(--radius-btn);
        background: linear-gradient(135deg, var(--brand-blue), var(--ice-blue));
        color: #fff;
        font-size: 14px;
        font-weight: 700;
        letter-spacing: 0.06em;
        box-shadow: 0 0 16px rgba(46,107,255,0.4);
        transition: all var(--ease) 250ms;
        animation: buyGlow 2s ease-in-out infinite;
    }

    .btn-buy:hover {
        color: #fff;
        transform: translateY(-2px);
        box-shadow: 0 0 28px rgba(46,107,255,0.7);
    }

    @keyframes buyGlow {
        0%, 100% { box-shadow: 0 0 16px rgba(46,107,255,0.35); }
        50% { box-shadow: 0 0 30px rgba(46,107,255,0.7); }
    }

    /* ===== Section ===== */
    .section {
        padding-top: var(--section-y);
        padding-bottom: var(--section-y);
        background: var(--bg-primary);
    }

    .section.bg-alt {
        background: var(--bg-secondary);
    }

    .section-header {
        display: flex;
        align-items: flex-end;
        justify-content: space-between;
        gap: 20px;
        margin-bottom: 40px;
        flex-wrap: wrap;
    }

    .section-header h2 {
        font-size: clamp(28px, 3.5vw, 40px);
        font-weight: 700;
        line-height: 1.3;
        color: var(--text-primary);
        letter-spacing: 0.02em;
        margin: 0;
    }

    .section-header .section-sub {
        font-size: 15px;
        color: var(--text-secondary);
        margin-top: 8px;
    }

    .section-anchors {
        display: flex;
        gap: 18px;
    }

    .section-anchors a {
        font-size: 14px;
        color: var(--text-secondary);
        text-decoration: none;
        transition: color var(--ease) 200ms;
    }

    .section-anchors a:hover {
        color: var(--brand-blue);
    }

    /* ===== Hot Cards ===== */
    .hot-grid {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
    }

    .hot-card {
        position: relative;
        background: rgba(255,255,255,0.07);
        backdrop-filter: blur(18px);
        -webkit-backdrop-filter: blur(18px);
        border-radius: var(--radius-card);
        overflow: hidden;
        padding: 0;
        transition: all var(--ease) 300ms;
        box-shadow: var(--card-glow);
        aspect-ratio: 3 / 4;
        display: flex;
        flex-direction: column;
    }

    .hot-card:hover {
        box-shadow: var(--card-hover-glow);
        background: rgba(46,107,255,0.06);
        transform: translateY(-4px);
    }

    .hot-cover {
        position: absolute;
        inset: 0;
        background-size: cover;
        background-position: center;
        z-index: 0;
    }

    .hot-cover::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(180deg, rgba(6,10,20,0.05) 45%, rgba(6,10,20,0.88) 100%);
    }

    .hot-top {
        position: absolute;
        top: 12px;
        left: 12px;
        right: 12px;
        z-index: 3;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .badge {
        display: inline-flex;
        align-items: center;
        padding: 3px 12px;
        border-radius: var(--radius-pill);
        font-size: 12px;
        font-weight: 500;
        letter-spacing: 0.03em;
        position: relative;
    }

    .badge-hot {
        color: var(--brand-gold);
        background: rgba(200,169,110,0.14);
        border: 1px solid rgba(200,169,110,0.3);
    }

    .badge-new {
        color: #fff;
        background: var(--brand-blue);
    }

    .share-btn {
        width: 32px;
        height: 32px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255,255,255,0.12);
        backdrop-filter: blur(6px);
        border-radius: var(--radius-pill);
        color: var(--text-primary);
        font-size: 13px;
        transition: all var(--ease) 200ms;
    }

    .share-btn:hover {
        background: rgba(46,107,255,0.4);
        color: #fff;
    }

    .hot-play {
        position: absolute;
        top: 42%;
        left: 50%;
        transform: translate(-50%, -50%);
        width: 56px;
        height: 56px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: rgba(255,255,255,0.16);
        backdrop-filter: blur(10px);
        border-radius: var(--radius-pill);
        color: #fff;
        font-size: 18px;
        z-index: 3;
        transition: all var(--ease) 250ms;
        border: 1px solid rgba(255,255,255,0.2);
    }

    .hot-play i {
        margin-left: 2px;
    }

    .hot-card:hover .hot-play {
        background: rgba(46,107,255,0.6);
        transform: translate(-50%, -50%) scale(1.08);
    }

    .hot-body {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        z-index: 3;
        padding: 14px 14px 16px;
    }

    .hot-body h3 {
        font-size: 15px;
        font-weight: 600;
        line-height: 1.5;
        color: var(--text-primary);
        margin-bottom: 8px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .hot-tags {
        display: flex;
        gap: 6px;
        align-items: center;
        margin-bottom: 10px;
    }

    .badge-tag {
        display: inline-flex;
        padding: 2px 10px;
        background: rgba(255,255,255,0.08);
        color: var(--text-secondary);
        border-radius: var(--radius-pill);
        font-size: 11px;
    }

    .trend-up {
        color: var(--success);
        font-size: 11px;
        display: inline-flex;
        align-items: center;
        gap: 3px;
    }

    .hot-stats {
        display: flex;
        gap: 14px;
        font-size: 12px;
        color: var(--text-secondary);
    }

    .hot-stats span {
        display: inline-flex;
        align-items: center;
        gap: 4px;
    }

    .hot-stats i {
        font-size: 13px;
    }

    .hot-hover-btn {
        position: absolute;
        bottom: -42px;
        left: 0;
        right: 0;
        z-index: 4;
        text-align: center;
        transition: bottom var(--ease) 300ms;
    }

    .hot-card:hover .hot-hover-btn {
        bottom: 10px;
    }

    .hot-hover-btn a {
        display: inline-flex;
        align-items: center;
        gap: 6px;
        height: 36px;
        padding: 0 18px;
        background: rgba(46,107,255,0.9);
        backdrop-filter: blur(8px);
        color: #fff;
        border-radius: var(--radius-btn);
        font-size: 13px;
        font-weight: 600;
        text-decoration: none;
        box-shadow: 0 4px 16px rgba(46,107,255,0.4);
    }

    /* ===== 种草清单 ===== */
    .list-stack {
        display: flex;
        flex-direction: column;
        border-top: 1px solid rgba(255,255,255,0.06);
    }

    .list-row {
        display: flex;
        align-items: center;
        gap: 20px;
        padding: 20px 0;
        border-bottom: 1px solid rgba(255,255,255,0.06);
        transition: background var(--ease) 200ms;
        border-radius: 8px;
    }

    .list-row:hover {
        background: rgba(255,255,255,0.02);
    }

    .list-index {
        font-size: 28px;
        font-weight: 700;
        color: rgba(200,169,110,0.9);
        font-variant-numeric: tabular-nums;
        width: 56px;
        text-align: center;
        flex-shrink: 0;
        letter-spacing: 0.02em;
    }

    .list-cover {
        width: 140px;
        height: 112px;
        border-radius: 12px;
        background-size: cover;
        background-position: center;
        flex-shrink: 0;
        position: relative;
        overflow: hidden;
    }

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

    .list-info {
        flex: 1;
        min-width: 0;
    }

    .list-info h3 {
        font-size: 17px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 6px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .list-info p {
        font-size: 14px;
        color: var(--text-secondary);
        line-height: 1.6;
        margin: 0;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        max-width: 90%;
    }

    .list-rating {
        display: flex;
        align-items: center;
        gap: 6px;
        margin-top: 6px;
    }

    .list-rating .stars {
        color: var(--brand-gold);
        font-size: 13px;
        letter-spacing: 1px;
    }

    .list-rating .rating-num {
        font-size: 13px;
        color: var(--text-secondary);
    }

    .list-action {
        flex-shrink: 0;
    }

    .list-more {
        text-align: center;
        margin-top: 28px;
    }

    /* ===== Review ===== */
    .review-scroll {
        display: flex;
        gap: 16px;
        overflow-x: auto;
        padding-bottom: 12px;
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .review-scroll::-webkit-scrollbar {
        display: none;
    }

    .review-card {
        width: 340px;
        min-width: 300px;
        background: rgba(255,255,255,0.06);
        backdrop-filter: blur(18px);
        border-radius: var(--radius-card);
        padding: 20px;
        box-shadow: var(--card-glow);
        transition: all var(--ease) 250ms;
        flex-shrink: 0;
    }

    .review-card:hover {
        box-shadow: var(--card-hover-glow);
        transform: translateY(-3px);
    }

    .review-user {
        display: flex;
        align-items: center;
        gap: 12px;
        margin-bottom: 14px;
    }

    .review-avatar {
        width: 40px;
        height: 40px;
        border-radius: var(--radius-pill);
        background-size: cover;
        background-position: center;
        flex-shrink: 0;
        border: 2px solid rgba(255,255,255,0.15);
    }

    .review-user .name {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
    }

    .review-user .time {
        font-size: 12px;
        color: var(--text-muted);
    }

    .review-text {
        position: relative;
        padding-left: 12px;
        border-left: 2px solid var(--brand-gold);
        font-size: 14px;
        line-height: 1.7;
        color: var(--text-secondary);
        margin-bottom: 12px;
        min-height: 60px;
    }

    .review-stars {
        color: var(--brand-gold);
        font-size: 13px;
        letter-spacing: 2px;
    }

    /* ===== Info Cards (CMS) ===== */
    .info-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .info-card {
        background: rgba(255,255,255,0.06);
        backdrop-filter: blur(18px);
        border-radius: var(--radius-card);
        overflow: hidden;
        box-shadow: var(--card-glow);
        transition: all var(--ease) 300ms;
        display: flex;
        flex-direction: column;
    }

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

    .info-cover {
        position: relative;
        aspect-ratio: 16 / 10;
        overflow: hidden;
        display: block;
        background: var(--bg-float);
    }

    .info-cover img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform var(--ease) 500ms;
    }

    .info-card:hover .info-cover img {
        transform: scale(1.04);
    }

    .info-cover.no-image {
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(135deg, rgba(46,107,255,0.12), rgba(200,169,110,0.08));
    }

    .cover-placeholder {
        font-size: 44px;
        font-weight: 700;
        color: rgba(255,255,255,0.15);
    }

    .info-badge-wrap {
        position: absolute;
        top: 12px;
        left: 12px;
        z-index: 2;
    }

    .badge-info {
        color: var(--text-primary);
        background: rgba(46,107,255,0.75);
        backdrop-filter: blur(6px);
        border-radius: var(--radius-pill);
        padding: 3px 12px;
        font-size: 12px;
        font-weight: 500;
    }

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

    .info-body h3 {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.5;
        margin-bottom: 8px;
    }

    .info-body h3 a {
        color: var(--text-primary);
        text-decoration: none;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .info-body h3 a:hover {
        color: var(--brand-blue);
    }

    .info-body p {
        font-size: 14px;
        line-height: 1.7;
        color: var(--text-secondary);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
        margin-bottom: 12px;
        flex: 1;
    }

    .info-meta {
        display: flex;
        align-items: center;
        justify-content: space-between;
        font-size: 13px;
        color: var(--text-muted);
        padding-top: 12px;
        border-top: 1px solid rgba(255,255,255,0.05);
    }

    .info-meta a {
        color: var(--text-secondary);
        font-size: 13px;
        font-weight: 500;
        text-decoration: none;
        transition: color var(--ease) 200ms;
    }

    .info-meta a:hover {
        color: var(--brand-blue);
    }

    .empty-state {
        grid-column: 1 / -1;
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        padding: 80px 20px;
        background: rgba(255,255,255,0.04);
        border-radius: var(--radius-card);
        border: 1px dashed rgba(255,255,255,0.12);
        text-align: center;
    }

    .empty-state .empty-icon {
        width: 64px;
        height: 64px;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-pill);
        background: rgba(46,107,255,0.12);
        color: var(--brand-blue);
        font-size: 24px;
        margin-bottom: 16px;
    }

    .empty-state p {
        font-size: 15px;
        color: var(--text-secondary);
        margin: 0;
    }

    /* ===== CTA ===== */
    .cta-section {
        position: relative;
        padding: 96px 0;
        background: var(--bg-float);
        overflow: hidden;
        border-top: 1px solid rgba(200,169,110,0.25);
        border-bottom: 1px solid var(--border-regular);
    }

    .cta-section::before {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        width: 600px;
        height: 600px;
        transform: translate(-50%, -50%);
        background: radial-gradient(circle, rgba(46,107,255,0.16) 0%, transparent 65%);
        pointer-events: none;
        z-index: 0;
    }

    .cta-section .cta-inner {
        position: relative;
        z-index: 1;
        text-align: center;
        max-width: 680px;
        margin: 0 auto;
        padding: 0 24px;
    }

    .cta-badge {
        display: inline-flex;
        padding: 5px 18px;
        border-radius: var(--radius-pill);
        font-size: 13px;
        font-weight: 500;
        color: var(--brand-gold);
        background: rgba(200,169,110,0.12);
        border: 1px solid rgba(200,169,110,0.28);
        letter-spacing: 0.06em;
        margin-bottom: 22px;
    }

    .cta-inner h2 {
        font-size: clamp(26px, 3.5vw, 38px);
        font-weight: 700;
        line-height: 1.3;
        color: var(--text-primary);
        margin-bottom: 28px;
        letter-spacing: 0.02em;
    }

    .cta-inner .btn-buy {
        height: 50px;
        padding: 0 36px;
        font-size: 16px;
    }

    .cta-trust {
        margin-top: 22px;
        font-size: 13px;
        color: var(--text-secondary);
        letter-spacing: 0.05em;
    }

    .cta-trust span {
        margin: 0 8px;
    }

    .cta-trust .dot {
        color: var(--brand-gold);
    }

    /* ===== FAQ ===== */
    .faq-wrap {
        max-width: 780px;
        margin: 0 auto;
    }

    .faq-item {
        border-bottom: 1px solid rgba(255,255,255,0.08);
    }

    .faq-item:first-child {
        border-top: 1px solid rgba(255,255,255,0.08);
    }

    .faq-question {
        width: 100%;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        padding: 22px 4px;
        background: transparent;
        text-align: left;
        font-size: 16px;
        font-weight: 500;
        color: var(--text-primary);
        letter-spacing: 0.02em;
        transition: color var(--ease) 200ms;
    }

    .faq-question:hover {
        color: var(--brand-blue);
    }

    .faq-icon {
        width: 24px;
        height: 24px;
        position: relative;
        flex-shrink: 0;
    }

    .faq-icon::before,
    .faq-icon::after {
        content: '';
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        background: var(--text-secondary);
        border-radius: 2px;
        transition: all var(--ease) 250ms;
    }

    .faq-icon::before {
        width: 14px;
        height: 2px;
    }

    .faq-icon::after {
        height: 14px;
        width: 2px;
    }

    .faq-item.is-open .faq-icon::after {
        transform: translate(-50%, -50%) rotate(90deg);
        opacity: 0;
    }

    .faq-question:hover .faq-icon::before,
    .faq-question:hover .faq-icon::after {
        background: var(--brand-blue);
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--ease) 300ms;
    }

    .faq-answer-inner {
        padding: 0 4px 20px;
        font-size: 15px;
        line-height: 1.7;
        color: var(--text-secondary);
        max-width: 92%;
    }

    .faq-item.is-open .faq-answer {
        max-height: 300px;
    }

    /* ===== Footer ===== */
    .site-footer {
        background: #04070D;
        border-top: 1px solid rgba(255,255,255,0.06);
        padding: 64px 0 32px;
    }

    .footer-grid {
        display: grid;
        grid-template-columns: 1.6fr 1fr 1.2fr;
        gap: 48px;
        margin-bottom: 40px;
    }

    .footer-brand .brand {
        margin-bottom: 16px;
        display: inline-flex;
    }

    .footer-brand p {
        font-size: 14px;
        line-height: 1.7;
        color: var(--text-secondary);
        max-width: 320px;
        margin: 0 0 18px;
    }

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

    .footer-social a {
        width: 36px;
        height: 36px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--radius-pill);
        background: rgba(255,255,255,0.06);
        color: var(--text-secondary);
        font-size: 14px;
        transition: all var(--ease) 200ms;
    }

    .footer-social a:hover {
        background: rgba(46,107,255,0.25);
        color: var(--ice-blue);
    }

    .footer-col h4 {
        font-size: 14px;
        font-weight: 600;
        color: var(--text-primary);
        margin-bottom: 16px;
        letter-spacing: 0.08em;
    }

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

    .footer-col ul li {
        margin-bottom: 10px;
    }

    .footer-col ul a {
        font-size: 14px;
        color: var(--text-secondary);
        text-decoration: none;
        transition: color var(--ease) 200ms;
    }

    .footer-col ul a:hover {
        color: var(--brand-blue);
    }

    .footer-contact p {
        font-size: 14px;
        color: var(--text-secondary);
        margin-bottom: 8px;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .footer-contact i {
        color: var(--brand-gold);
        width: 16px;
        text-align: center;
    }

    .footer-bottom {
        padding-top: 28px;
        border-top: 1px solid rgba(255,255,255,0.05);
        text-align: center;
        font-size: 13px;
        color: var(--text-muted);
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
        .grid-container {
            padding-left: 24px;
            padding-right: 24px;
        }

        .hot-grid {
            grid-template-columns: repeat(3, 1fr);
        }

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

        .footer-grid {
            grid-template-columns: 1fr 1fr;
            gap: 36px;
        }
    }

    @media (max-width: 768px) {
        :root {
            --section-y: 72px;
        }

        .main-nav {
            display: none;
        }

        .search-toggle {
            display: none;
        }

        .menu-toggle {
            display: flex;
        }

        .header-inner {
            height: 52px;
        }

        .search-panel {
            display: none;
        }

        .hero {
            padding-top: 112px;
            padding-bottom: 72px;
        }

        .hero-frame {
            width: min(400px, 94vw);
        }

        .section-header {
            flex-direction: column;
            align-items: flex-start;
            gap: 10px;
        }

        .section-anchors {
            flex-wrap: wrap;
        }

        .footer-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }

        .list-row {
            flex-wrap: wrap;
            gap: 14px;
        }

        .list-index {
            width: 36px;
            font-size: 24px;
        }

        .list-cover {
            width: 100px;
            height: 84px;
        }

        .list-action {
            width: 100%;
            padding-left: 56px;
        }

        .cta-section {
            padding: 72px 0;
        }
    }

    @media (max-width: 640px) {
        .grid-container {
            padding-left: 16px;
            padding-right: 16px;
        }

        .hero-frame {
            aspect-ratio: 9 / 16;
            width: min(420px, 94vw);
        }

        .hero-content {
            left: 20px;
            right: 20px;
            bottom: 36px;
        }

        .hero-content .lead {
            font-size: 15px;
        }

        .hot-grid {
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }

        .hot-body {
            padding: 12px;
        }

        .hot-body h3 {
            font-size: 14px;
        }

        .hot-stats {
            gap: 8px;
            font-size: 11px;
        }

        .info-grid {
            grid-template-columns: 1fr;
        }

        .review-card {
            width: 280px;
            min-width: 260px;
        }

        .list-cover {
            width: 90px;
            height: 76px;
        }

        .list-action {
            padding-left: 46px;
        }

        .btn-buy {
            height: 38px;
            padding: 0 16px;
            font-size: 13px;
        }
    }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
  :root {
    --bg-primary: #060A14;
    --bg-secondary: #0A1120;
    --bg-elevated: #0D1526;
    --brand-blue: #2E6BFF;
    --brand-gold: #C8A96E;
    --brand-ice: #9AE6FF;
    --text-primary: #F2F5FA;
    --text-secondary: #8FA3BF;
    --text-muted: #4A5B73;
    --border-subtle: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(46, 107, 255, 0.4);
    --success: #37D59C;
    --danger: #FF6B5C;
    --radius-card: 16px;
    --radius-btn: 12px;
    --radius-pill: 999px;
    --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    --shadow-card-hover: 0 18px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(46, 107, 255, 0.25);
    --shadow-glow: 0 0 20px rgba(46, 107, 255, 0.45);
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --font-cn: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  }

  /* ===== Reset / Base ===== */
  *,
  *::before,
  *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  html {
    scroll-behavior: smooth;
  }
  body {
    font-family: var(--font-cn);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.75;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
  }
  a {
    color: var(--brand-blue);
    text-decoration: none;
    transition: color 0.25s var(--ease);
  }
  a:hover {
    color: var(--brand-ice);
  }
  img {
    max-width: 100%;
    display: block;
  }
  button,
  input {
    font-family: inherit;
    border: none;
    outline: none;
  }
  ul,
  ol {
    list-style: none;
  }
  .grid-container {
    max-width: 1280px;
    padding-left: 40px;
    padding-right: 40px;
  }
  @media (max-width: 1024px) {
    .grid-container {
      padding-left: 24px;
      padding-right: 24px;
    }
  }
  @media (max-width: 640px) {
    .grid-container {
      padding-left: 16px;
      padding-right: 16px;
    }
  }

  /* ===== 顶部导航 ===== */
  .main-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
    background: rgba(6, 10, 20, 0.82);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    height: 64px;
  }
  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
  }
  .brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
  }
  .brand-cn {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-primary);
  }
  .brand-divider {
    width: 1px;
    height: 18px;
    background: rgba(255, 255, 255, 0.2);
  }
  .brand-en {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.18em;
    color: var(--brand-gold);
    text-transform: uppercase;
  }
  .main-nav {
    display: flex;
    align-items: center;
    gap: 32px;
  }
  .nav-link {
    display: inline-block;
    font-size: 14px;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
    padding: 8px 0;
    position: relative;
    text-decoration: none;
    transition: color 0.25s var(--ease);
  }
  .nav-link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background: var(--brand-blue);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 0.3s var(--ease);
  }
  .nav-link:hover {
    color: var(--text-primary);
  }
  .nav-link:hover::after {
    transform: scaleX(1);
  }
  .nav-link.is-active {
    color: var(--text-primary);
  }
  .nav-link.is-active::after {
    transform: scaleX(1);
  }
  .nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }
  .search-trigger {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.25s var(--ease);
  }
  .search-trigger:hover {
    color: var(--text-primary);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
  }
  .nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-primary);
    font-size: 16px;
    cursor: pointer;
    align-items: center;
    justify-content: center;
  }
  @media (max-width: 900px) {
    .main-nav {
      position: absolute;
      top: 64px;
      left: 0;
      width: 100%;
      background: rgba(6, 10, 20, 0.96);
      backdrop-filter: blur(18px);
      flex-direction: column;
      align-items: flex-start;
      gap: 0;
      padding: 12px 24px 20px;
      border-bottom: 1px solid rgba(255, 255, 255, 0.06);
      display: none;
    }
    .main-nav.is-open {
      display: flex;
    }
    .nav-link {
      width: 100%;
      padding: 14px 0;
      border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }
    .nav-toggle {
      display: inline-flex;
    }
  }

  /* ===== Hero 压缩版 ===== */
  .hero-compact {
    position: relative;
    min-height: 320px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 64px;
    overflow: hidden;
  }
  .hero-compact-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
  }
  .hero-compact-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg, rgba(6, 10, 20, 0.55) 0%, rgba(6, 10, 20, 0.82) 100%);
  }
  .hero-compact-inner {
    position: relative;
    z-index: 2;
    text-align: center;
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .hero-eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--brand-gold);
    background: rgba(200, 169, 110, 0.1);
    border: 1px solid rgba(200, 169, 110, 0.25);
    padding: 6px 18px;
    border-radius: var(--radius-pill);
    margin-bottom: 20px;
  }
  .hero-compact h1 {
    font-size: 46px;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    margin-bottom: 12px;
  }
  .hero-compact p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto;
  }

  /* ===== 区块通用 ===== */
  .section {
    padding: 80px 0;
  }
  .section-header {
    margin-bottom: 40px;
  }
  .section-header.center {
    text-align: center;
  }
  .section-header .eyebrow {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--brand-gold);
    margin-bottom: 8px;
  }
  .section-header h2 {
    font-size: 34px;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: 0.02em;
    color: var(--text-primary);
    margin-bottom: 8px;
  }
  .section-header p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
  }

  /* ===== 两栏主内容 ===== */
  .split-section {
    padding: 72px 0 80px;
  }
  .feature-list {
    display: flex;
    flex-direction: column;
    gap: 24px;
  }
  .feature-card {
    display: flex;
    align-items: stretch;
    background: rgba(255, 255, 255, 0.07);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: var(--radius-card);
    border: 1px solid var(--border-subtle);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: all 0.3s var(--ease);
  }
  .feature-card:hover {
    background: rgba(46, 107, 255, 0.08);
    box-shadow: var(--shadow-card-hover);
  }
  .feature-card-media {
    flex: 0 0 180px;
    max-width: 180px;
    overflow: hidden;
  }
  .feature-card-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s var(--ease);
  }
  .feature-card:hover .feature-card-media img {
    transform: scale(1.04);
  }
  .feature-card-body {
    padding: 24px 24px 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1;
  }
  .feature-card-body h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.4;
  }
  .feature-card-body p {
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-secondary);
    margin-bottom: 16px;
  }
  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 14px;
    font-weight: 500;
    color: var(--brand-blue);
    text-decoration: none;
    transition: gap 0.25s var(--ease);
  }
  .text-link i {
    font-size: 12px;
    transition: transform 0.25s var(--ease);
  }
  .text-link:hover {
    color: var(--brand-ice);
  }
  .text-link:hover i {
    transform: translateX(4px);
  }

  /* ===== 侧栏组件 ===== */
  .side-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
  }
  .side-panel-block {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    padding: 24px;
  }
  .side-panel-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.04em;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
    position: relative;
  }
  .side-panel-title::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -1px;
    width: 40px;
    height: 2px;
    background: var(--brand-gold);
    border-radius: 2px;
  }
  .subcat-list li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    transition: all 0.25s var(--ease);
  }
  .subcat-list li:last-child {
    border-bottom: none;
  }
  .subcat-list a {
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.25s var(--ease);
  }
  .subcat-list a:hover {
    color: var(--brand-blue);
  }
  .subcat-count {
    font-size: 12px;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.06);
    padding: 2px 10px;
    border-radius: var(--radius-pill);
  }
  .mini-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
  }
  .mini-list li {
    display: flex;
    align-items: center;
    gap: 14px;
  }
  .mini-thumb {
    flex: 0 0 48px;
    height: 48px;
    border-radius: 8px;
    overflow: hidden;
  }
  .mini-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
  .mini-info p {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    line-height: 1.4;
    margin-bottom: 2px;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
    max-width: 180px;
  }
  .mini-info span {
    font-size: 12px;
    color: var(--text-muted);
  }
  .trust-badges {
    display: flex;
    flex-direction: column;
    gap: 14px;
  }
  .trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 12px;
    transition: all 0.25s var(--ease);
  }
  .trust-item:hover {
    background: rgba(46, 107, 255, 0.08);
    border-color: var(--border-hover);
  }
  .trust-item i {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 107, 255, 0.15);
    color: var(--brand-blue);
    border-radius: 50%;
    font-size: 14px;
  }
  .trust-item span {
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 500;
  }

  /* ===== 卖点区 ===== */
  .feature-points {
    background: var(--bg-secondary);
    padding: 88px 0;
  }
  .point-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(14px);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-card);
    padding: 32px 28px;
    height: 100%;
    transition: all 0.3s var(--ease);
  }
  .point-card:hover {
    transform: translateY(-6px);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-card-hover);
  }
  .point-icon {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(46, 107, 255, 0.14);
    border-radius: 14px;
    margin-bottom: 20px;
    font-size: 20px;
    color: var(--brand-blue);
    transition: all 0.3s var(--ease);
  }
  .point-card:hover .point-icon {
    background: rgba(46, 107, 255, 0.24);
    box-shadow: 0 0 20px rgba(46, 107, 255, 0.25);
  }
  .point-card h3 {
    font-size: 19px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
    line-height: 1.4;
  }
  .point-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
  }

  /* ===== 流程 ===== */
  .steps-section {
    padding: 88px 0 72px;
  }
  .step-item {
    text-align: center;
    padding: 28px 20px;
    position: relative;
  }
  .step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    background: rgba(200, 169, 110, 0.12);
    border: 1px solid rgba(200, 169, 110, 0.3);
    border-radius: 16px;
    font-size: 18px;
    font-weight: 700;
    color: var(--brand-gold);
    margin-bottom: 20px;
    transition: all 0.3s var(--ease);
  }
  .step-item:hover .step-num {
    background: rgba(200, 169, 110, 0.2);
    transform: scale(1.05);
  }
  .step-item h3 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 10px;
  }
  .step-item p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
    max-width: 220px;
    margin: 0 auto;
  }

  /* ===== FAQ ===== */
  .faq-section {
    background: var(--bg-secondary);
    padding: 88px 0;
  }
  .faq-container {
    max-width: 860px;
  }
  .accordion {
    background: transparent;
    border: none;
    border-radius: var(--radius-card);
    overflow: hidden;
  }
  .accordion-item {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 14px;
    margin-bottom: 16px;
    overflow: hidden;
    transition: all 0.3s var(--ease);
  }
  .accordion-item:hover {
    border-color: var(--border-hover);
  }
  .accordion-title {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 22px 24px;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    background: transparent;
    border: none;
    line-height: 1.4;
    position: relative;
    letter-spacing: 0.02em;
  }
  .accordion-title:hover,
  .accordion-title:focus {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
  }
  .accordion-title::before {
    display: none;
  }
  .accordion-title::after {
    content: "+";
    font-size: 22px;
    font-weight: 400;
    color: var(--brand-gold);
    transition: transform 0.3s var(--ease);
  }
  .accordion-item.is-active .accordion-title::after {
    transform: rotate(45deg);
    content: "×";
    color: var(--brand-blue);
  }
  .accordion-content {
    padding: 0 24px 22px;
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-secondary);
    background: transparent;
    border: none;
  }

  /* ===== CTA ===== */
  .cta-section {
    position: relative;
    padding: 96px 0;
    background:
      radial-gradient(ellipse at center, rgba(46, 107, 255, 0.18) 0%, transparent 62%),
      var(--bg-primary);
    text-align: center;
    border-top: 1px solid rgba(200, 169, 110, 0.25);
  }
  .cta-inner {
    position: relative;
    z-index: 2;
  }
  .cta-badge {
    display: inline-block;
    font-size: 12px;
    letter-spacing: 0.1em;
    color: var(--brand-gold);
    background: rgba(200, 169, 110, 0.1);
    border: 1px solid rgba(200, 169, 110, 0.25);
    padding: 6px 18px;
    border-radius: var(--radius-pill);
    margin-bottom: 18px;
  }
  .cta-inner h2 {
    font-size: 38px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.25;
    margin-bottom: 28px;
    letter-spacing: 0.02em;
  }
  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0 32px;
    background: var(--brand-blue);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-btn);
    box-shadow: var(--shadow-glow);
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s var(--ease);
    border: none;
  }
  .btn-primary:hover {
    background: #3a77ff;
    transform: translateY(-2px);
    box-shadow: 0 0 36px rgba(46, 107, 255, 0.7);
    color: #fff;
  }
  .btn-primary:active {
    transform: scale(0.97);
  }
  .btn-glow {
    background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-ice) 100%);
    animation: glowPulse 2s ease-in-out infinite;
  }
  .btn-glow:hover {
    background: linear-gradient(135deg, #3a77ff 0%, #b6ecff 100%);
    box-shadow: 0 0 36px rgba(46, 107, 255, 0.75);
  }
  @keyframes glowPulse {
    0%, 100% {
      box-shadow: 0 0 20px rgba(46, 107, 255, 0.45);
    }
    50% {
      box-shadow: 0 0 32px rgba(46, 107, 255, 0.75);
    }
  }
  .cta-note {
    margin-top: 18px;
    font-size: 13px;
    letter-spacing: 0.04em;
    color: var(--text-muted);
  }

  /* ===== 页脚 ===== */
  .site-footer {
    background: #04070D;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 64px 0 24px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
  }
  .footer-brand .brand {
    margin-bottom: 16px;
  }
  .footer-brand p {
    font-size: 14px;
    line-height: 1.75;
    color: var(--text-secondary);
    max-width: 320px;
    margin-top: 16px;
  }
  .footer-social {
    display: flex;
    gap: 10px;
    margin-top: 20px;
  }
  .footer-social a {
    width: 38px;
    height: 38px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    color: var(--text-secondary);
    font-size: 14px;
    transition: all 0.25s var(--ease);
  }
  .footer-social a:hover {
    color: var(--brand-blue);
    border-color: var(--border-hover);
    box-shadow: var(--shadow-glow);
  }
  .footer-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 20px;
    letter-spacing: 0.05em;
  }
  .footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
  }
  .footer-col ul a {
    font-size: 14px;
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.25s var(--ease);
  }
  .footer-col ul a:hover {
    color: var(--brand-blue);
  }
  .footer-contact p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 12px;
  }
  .footer-contact i {
    width: 20px;
    color: var(--brand-gold);
    margin-right: 6px;
  }
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
    text-align: center;
  }
  .footer-bottom p {
    font-size: 13px;
    color: var(--text-muted);
  }
  @media (max-width: 768px) {
    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }
    .footer-brand p {
      max-width: 100%;
    }
    .footer-col {
      order: 3;
    }
    .footer-contact {
      order: 2;
    }
    .footer-brand {
      order: 1;
    }
  }

  /* ===== 移动端适配 ===== */
  @media (max-width: 900px) {
    .hero-compact h1 {
      font-size: 36px;
    }
    .section {
      padding: 56px 0;
    }
    .section-header h2 {
      font-size: 28px;
    }
    .split-section {
      padding: 48px 0 56px;
    }
    .feature-card {
      flex-direction: column;
    }
    .feature-card-media {
      flex: none;
      max-width: 100%;
      height: 160px;
    }
    .feature-card-media img {
      width: 100%;
      height: 100%;
    }
    .point-card {
      margin-bottom: 16px;
    }
    .step-item {
      margin-bottom: 16px;
    }
    .cta-inner h2 {
      font-size: 28px;
    }
  }
  @media (max-width: 640px) {
    .main-header {
      height: 52px;
    }
    .main-nav {
      top: 52px;
    }
    .hero-compact {
      margin-top: 52px;
      min-height: 240px;
    }
    .hero-compact h1 {
      font-size: 30px;
    }
    .hero-compact p {
      font-size: 14px;
    }
    .section-header h2 {
      font-size: 24px;
    }
    .section-header p {
      font-size: 14px;
    }
    .feature-card-body {
      padding: 20px 16px 16px;
    }
    .feature-card-body h3 {
      font-size: 18px;
    }
    .side-panel-block {
      padding: 20px 16px;
    }
    .btn-primary {
      padding: 0 24px;
    }
    .accordion-title {
      font-size: 14px;
      padding: 18px 18px;
    }
    .accordion-content {
      padding: 0 18px 18px;
      font-size: 13px;
    }
  }

  /* ===== 焦点可访问性 ===== */
  a:focus-visible,
  button:focus-visible,
  input:focus-visible {
    outline: 2px solid var(--brand-ice);
    outline-offset: 2px;
  }

  /* ===== 隐藏 Foundation 默认边框覆盖 ===== */
  .accordion-title {
    border-radius: 0 !important;
  }
  .accordion-item.is-active > .accordion-title {
    background: transparent;
  }

/* roulang page: article */
:root {
  --bg-main: #060A14;
  --bg-secondary: #0A1120;
  --bg-float: #0D1526;
  --bg-deep: #04070D;
  --brand-blue: #2E6BFF;
  --milan-gold: #C8A96E;
  --ice-blue: #9AE6FF;
  --emerald: #37D59C;
  --coral: #FF6B5C;
  --text-main: #F2F5FA;
  --text-sub: #8FA3BF;
  --text-muted: #4A5B73;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.16);
  --radius-card: 16px;
  --radius-btn: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 12px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  --shadow-hover: 0 18px 60px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(46, 107, 255, 0.25);
  --shadow-btn: 0 0 20px rgba(46, 107, 255, 0.45);
  --shadow-btn-hover: 0 0 36px rgba(46, 107, 255, 0.7);
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans: "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

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

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

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.75;
  color: var(--text-main);
  background: var(--bg-main);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  color: var(--text-main);
  margin: 0;
  line-height: 1.3;
}

p { margin: 0 0 1em; }

a {
  color: var(--brand-blue);
  text-decoration: none;
  transition: color 0.25s var(--ease);
}
a:hover { color: var(--ice-blue); }
a:focus-visible { outline: 2px solid var(--ice-blue); outline-offset: 2px; border-radius: 4px; }

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

button {
  font-family: inherit;
  border: none;
  background: none;
  cursor: pointer;
  color: inherit;
}
input { font-family: inherit; }

.grid-container {
  max-width: 1320px;
  padding-left: 40px;
  padding-right: 40px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

/* ========== 顶部导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(6, 10, 20, 0.82);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  height: 64px;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.brand-cn {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-main);
}
.brand-divider {
  width: 1px;
  height: 18px;
  background: var(--border-strong);
}
.brand-en {
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--text-muted);
  text-transform: uppercase;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  position: relative;
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--text-sub);
  padding: 10px 2px;
  transition: color 0.2s var(--ease);
}
.nav-link:hover { color: var(--ice-blue); }
.nav-link.is-active { color: var(--text-main); }
.nav-link.is-active::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--brand-blue);
  box-shadow: 0 0 12px rgba(46, 107, 255, 0.7);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.search-toggle,
.menu-toggle {
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  color: var(--text-sub);
  font-size: 14px;
  transition: all 0.2s var(--ease);
}
.search-toggle:hover,
.menu-toggle:hover {
  color: var(--brand-blue);
  border-color: var(--brand-blue);
  background: rgba(46, 107, 255, 0.08);
}

/* 搜索面板 */
.search-panel {
  position: absolute;
  top: 64px;
  right: 16px;
  width: 320px;
  padding: 16px;
  background: rgba(13, 21, 38, 0.96);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  display: none;
  z-index: 99;
}
.search-panel.open { display: block; }
.search-panel input {
  width: 100%;
  padding: 10px 14px;
  font-size: 14px;
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
  border: none;
  border-bottom: 1px solid var(--border-strong);
  border-radius: 0;
  outline: none;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.search-panel input::placeholder { color: var(--text-muted); }
.search-panel input:focus {
  border-bottom-color: var(--brand-blue);
  box-shadow: 0 0 12px rgba(46, 107, 255, 0.2);
}

/* 移动端菜单 */
.mobile-menu {
  display: none;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  background: rgba(6, 10, 20, 0.96);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  padding: 12px 24px 16px;
  z-index: 98;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 12px 0;
  font-size: 15px;
  letter-spacing: 0.04em;
  color: var(--text-sub);
  border-bottom: 1px solid var(--border);
}
.mobile-menu a:last-child { border-bottom: none; }
.mobile-menu a:hover { color: var(--ice-blue); }
.mobile-menu a.is-active { color: var(--brand-blue); }

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 28px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  border-radius: var(--radius-btn);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.25s var(--ease);
  white-space: nowrap;
}
.btn:focus-visible { outline: 2px solid var(--ice-blue); outline-offset: 2px; }
.btn-primary {
  background: var(--brand-blue);
  color: #fff;
  box-shadow: var(--shadow-btn);
}
.btn-primary:hover {
  background: #4a7bff;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn-hover);
}
.btn-primary:active { transform: scale(0.98); }
.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-strong);
  color: var(--text-main);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(46, 107, 255, 0.6);
  color: var(--text-main);
  transform: translateY(-2px);
}
.btn-ghost:active { transform: scale(0.98); }

/* ========== 文章页 ========== */
.article-page {
  padding: 72px 0 96px;
  background: radial-gradient(1200px 500px at 20% -10%, rgba(46, 107, 255, 0.08), transparent 60%), var(--bg-main);
}
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 32px;
}
.breadcrumb a { color: var(--brand-blue); }
.breadcrumb a:hover { color: var(--ice-blue); }
.breadcrumb-sep { color: var(--text-muted); }

.article-card {
  position: relative;
  background: rgba(255, 255, 255, 0.06);
  -webkit-backdrop-filter: blur(18px);
  backdrop-filter: blur(18px);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 56px 64px;
  box-shadow: var(--shadow-card);
}
.category-pill {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--milan-gold);
  border: 1px solid rgba(200, 169, 110, 0.4);
  background: rgba(200, 169, 110, 0.08);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  margin-bottom: 24px;
}
.article-title {
  font-size: clamp(32px, 4.4vw, 48px);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: 0.02em;
  margin-bottom: 20px;
  word-break: break-word;
}
.article-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 13px;
  color: var(--text-sub);
  padding-bottom: 28px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}
.article-meta i {
  color: var(--text-muted);
  margin-right: 5px;
  font-size: 13px;
}
.meta-sep { color: var(--text-muted); }

/* 正文阅读区 */
.article-content {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text-main);
}
.article-content > p {
  margin: 0 0 24px;
  text-align: justify;
}
.article-content h2 {
  font-size: 26px;
  font-weight: 700;
  margin: 48px 0 20px;
  padding-left: 16px;
  border-left: 3px solid var(--brand-blue);
}
.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 36px 0 16px;
}
.article-content a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.article-content img {
  border-radius: var(--radius-card);
  margin: 32px 0;
}
.article-content blockquote {
  margin: 28px 0;
  padding: 16px 24px;
  border-left: 3px solid var(--milan-gold);
  background: rgba(200, 169, 110, 0.05);
  color: var(--text-sub);
  font-size: 15px;
  line-height: 1.7;
  border-radius: 0 12px 12px 0;
}
.article-content ul,
.article-content ol {
  margin: 20px 0 24px;
  padding-left: 1.5em;
}
.article-content li { margin-bottom: 8px; }
.article-content code {
  background: rgba(46, 107, 255, 0.1);
  border: 1px solid rgba(46, 107, 255, 0.22);
  border-radius: 8px;
  padding: 2px 8px;
  font-size: 14px;
  color: var(--ice-blue);
}
.article-content pre {
  background: var(--bg-float);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  overflow-x: auto;
  margin: 24px 0;
}
.article-content pre code {
  background: none;
  border: none;
  padding: 0;
}
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding-top: 28px;
  margin-top: 40px;
  border-top: 1px solid var(--border);
}
.tag {
  display: inline-block;
  font-size: 12px;
  color: var(--text-sub);
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-pill);
  padding: 4px 14px;
  transition: all 0.2s var(--ease);
}
.tag:hover {
  color: var(--ice-blue);
  background: rgba(46, 107, 255, 0.15);
}

/* 相关推荐 */
.related-section {
  margin-top: 72px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}
.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 32px;
}
.section-title {
  font-size: 28px;
  font-weight: 700;
}
.section-sub {
  font-size: 14px;
  color: var(--text-sub);
  margin-top: 6px;
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.related-card {
  display: block;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: all 0.25s var(--ease);
  color: var(--text-main);
}
.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  color: var(--text-main);
}
.related-cover {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: var(--bg-float);
}
.related-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s var(--ease);
}
.related-card:hover .related-cover img { transform: scale(1.04); }
.related-body {
  padding: 18px 20px 20px;
}
.related-label {
  display: inline-block;
  font-size: 12px;
  color: var(--milan-gold);
  margin-bottom: 8px;
}
.related-body h3 {
  font-size: 16px;
  line-height: 1.5;
  margin-bottom: 10px;
  min-height: 48px;
  color: var(--text-main);
  transition: color 0.2s var(--ease);
}
.related-card:hover h3 { color: var(--ice-blue); }
.related-excerpt {
  font-size: 14px;
  color: var(--text-sub);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 14px;
}
.related-date {
  font-size: 13px;
  color: var(--text-muted);
}
.back-link-row {
  margin-top: 48px;
  display: flex;
  justify-content: center;
}

/* 空状态 */
.not-found-card {
  text-align: center;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 80px 40px;
  box-shadow: var(--shadow-card);
}
.not-found-icon {
  display: inline-flex;
  width: 64px;
  height: 64px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(46, 107, 255, 0.1);
  border: 1px solid rgba(46, 107, 255, 0.2);
  color: var(--brand-blue);
  font-size: 26px;
  margin-bottom: 24px;
}
.not-found-card h2 {
  font-size: 28px;
  margin-bottom: 12px;
}
.not-found-card p {
  color: var(--text-sub);
  margin-bottom: 28px;
}

/* ========== 页脚 ========== */
.site-footer {
  background: var(--bg-deep);
  border-top: 1px solid var(--border);
  padding: 64px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--border);
}
.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--text-sub);
  margin: 16px 0 20px;
  max-width: 340px;
}
.footer-social {
  display: flex;
  gap: 10px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-sub);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  transition: all 0.2s var(--ease);
}
.footer-social a:hover {
  color: var(--brand-blue);
  border-color: var(--brand-blue);
  background: rgba(46, 107, 255, 0.08);
}
.footer-col h4 {
  font-size: 14px;
  letter-spacing: 0.06em;
  color: var(--text-main);
  margin: 0 0 16px;
}
.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  font-size: 14px;
  color: var(--text-sub);
  transition: color 0.2s var(--ease);
}
.footer-col a:hover { color: var(--ice-blue); }
.footer-contact p {
  font-size: 14px;
  color: var(--text-sub);
  margin: 0 0 10px;
}
.footer-contact i {
  color: var(--milan-gold);
  width: 20px;
  margin-right: 4px;
  text-align: center;
}
.footer-bottom {
  padding-top: 28px;
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ========== 响应式 ========== */
@media (max-width: 1024px) {
  .grid-container {
    padding-left: 24px;
    padding-right: 24px;
  }
  .article-page {
    padding: 56px 0 72px;
  }
  .article-card {
    padding: 40px 32px;
  }
  .related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

@media (max-width: 768px) {
  .site-header {
    height: 52px;
  }
  .header-inner {
    height: 52px;
  }
  .main-nav {
    display: none;
  }
  .menu-toggle,
  .search-toggle {
    display: inline-flex;
  }
  .mobile-menu {
    top: 52px;
  }
  .search-panel {
    top: 52px;
    right: 12px;
    width: calc(100% - 24px);
  }
  .article-page {
    padding: 40px 0 56px;
  }
  .article-card {
    padding: 28px 20px;
    border-radius: 16px;
  }
  .article-title {
    font-size: 28px;
  }
  .article-meta {
    gap: 8px;
    font-size: 12px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .section-title {
    font-size: 24px;
  }
  .section-heading {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-bottom {
    text-align: center;
  }
}

@media (min-width: 769px) {
  .menu-toggle {
    display: none;
  }
}