/* roulang page: index */
:root {
            --ink: #14170F;
            --ink-soft: #1D2118;
            --paper: #F7F6F0;
            --paper-deep: #ECEADF;
            --acid: #D6FF3F;
            --amber: #FFB300;
            --muted: #6C7160;
            --line: rgba(20, 23, 15, 0.10);
            --line-strong: rgba(20, 23, 15, 0.18);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 2px 8px rgba(20, 23, 15, 0.06), 0 12px 32px rgba(20, 23, 15, 0.04);
            --shadow-float: 0 12px 40px rgba(20, 23, 15, 0.14);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "MiSans", "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--paper);
            color: var(--ink);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1280px;
        }
        .section-pad {
            padding: 110px 0;
        }
        @media (max-width: 991px) {
            .section-pad {
                padding: 72px 0;
            }
        }
        @media (max-width: 767px) {
            .section-pad {
                padding: 56px 0;
            }
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 12px;
        }
        h2 {
            font-size: clamp(28px, 4vw, 42px);
            letter-spacing: 0.02em;
        }
        h3 {
            font-size: 20px;
            line-height: 1.4;
            font-weight: 700;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 40px;
        }
        .section-head h2 {
            margin-bottom: 0;
        }
        .section-head .link-all {
            font-size: 14px;
            font-weight: 600;
            color: var(--muted);
            transition: color .2s;
        }
        .section-head .link-all i {
            margin-left: 4px;
            transition: transform .2s;
        }
        .section-head .link-all:hover {
            color: var(--ink);
        }
        .section-head .link-all:hover i {
            transform: translateX(4px);
        }
        /* ========== NAV ========== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            display: flex;
            align-items: center;
            background: transparent;
            transition: background .3s, height .3s, box-shadow .3s;
        }
        .site-nav.scrolled {
            height: 60px;
            background: rgba(247, 246, 240, 0.92);
            box-shadow: 0 1px 0 var(--line);
        }
        .site-nav .nav-inner {
            width: 100%;
            max-width: 1320px;
            margin: 0 auto;
            padding: 0 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
            max-width: 260px;
        }
        .nav-logo .logo-badge {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--acid);
            color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
            letter-spacing: -0.5px;
        }
        .nav-logo .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--ink);
            line-height: 1.1;
            white-space: nowrap;
        }
        .nav-logo .logo-sub {
            font-size: 12px;
            color: var(--muted);
            border-left: 1px solid var(--line-strong);
            padding-left: 10px;
            line-height: 1.4;
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-links a {
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            position: relative;
            padding: 6px 0;
            transition: color .2s;
        }
        .nav-links a::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--acid);
            transition: width .3s, left .3s;
        }
        .nav-links a:hover {
            color: var(--ink);
        }
        .nav-links a:hover::after {
            width: 100%;
            left: 0;
        }
        .nav-links a.active {
            color: var(--ink);
            font-weight: 700;
        }
        .nav-links a.active::before {
            content: "";
            display: inline-block;
            width: 5px;
            height: 5px;
            border-radius: 50%;
            background: var(--acid);
            margin-right: 6px;
            vertical-align: middle;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }
        .command-search {
            position: relative;
            width: 320px;
            height: 40px;
            background: var(--paper-deep);
            border-radius: 10px;
            border: 1px solid transparent;
            display: flex;
            align-items: center;
            padding: 0 12px;
            gap: 8px;
            transition: border-color .2s, box-shadow .2s;
        }
        .command-search i {
            color: var(--muted);
            font-size: 14px;
        }
        .command-search input {
            flex: 1;
            border: none;
            background: transparent;
            font-size: 14px;
            color: var(--ink);
            outline: none;
        }
        .command-search input::placeholder {
            color: var(--muted);
        }
        .command-search .kbd {
            font-size: 11px;
            color: var(--muted);
            background: var(--paper);
            border: 1px solid var(--line);
            border-radius: 5px;
            padding: 2px 7px;
            font-weight: 600;
            white-space: nowrap;
        }
        .command-search:focus-within {
            border-color: var(--acid);
            box-shadow: 0 0 0 3px rgba(214, 255, 63, 0.25);
        }
        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 46px;
            padding: 0 24px;
            background: var(--acid);
            color: var(--ink);
            border: none;
            border-radius: 12px;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            transition: transform .2s, box-shadow .2s, background .2s;
            white-space: nowrap;
        }
        .btn-primary-custom:hover {
            background: #e0ff5a;
            box-shadow: 0 8px 24px rgba(214, 255, 63, 0.35);
            transform: translateY(-1px);
            color: var(--ink);
        }
        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 24px;
            background: transparent;
            color: var(--ink);
            border: 1px solid var(--line-strong);
            border-radius: 12px;
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: background .2s, border-color .2s;
            white-space: nowrap;
        }
        .btn-outline-custom:hover {
            background: var(--paper-deep);
            border-color: var(--ink);
            color: var(--ink);
        }
        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--ink);
            cursor: pointer;
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--paper);
            z-index: 2000;
            padding: 32px;
            flex-direction: column;
            gap: 24px;
            overflow-y: auto;
        }
        .mobile-menu.open {
            display: flex;
        }
        .mobile-menu .close-btn {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 28px;
            color: var(--ink);
            cursor: pointer;
        }
        .mobile-menu a {
            font-size: 20px;
            font-weight: 700;
            color: var(--ink);
        }
        /* ========== HERO ========== */
        .hero {
            position: relative;
            min-height: 78vh;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            padding: 160px 0 80px;
        }
        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(20, 23, 15, 0.78) 0%, rgba(20, 23, 15, 0.4) 40%, rgba(20, 23, 15, 0.1) 100%);
            pointer-events: none;
        }
        .hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-content {
            max-width: 640px;
        }
        .hero-content h1 {
            font-size: clamp(40px, 6vw, 72px);
            line-height: 1.05;
            color: #fff;
            letter-spacing: 0;
            margin-bottom: 20px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .hero-content .hero-sub {
            font-size: 18px;
            line-height: 1.6;
            color: rgba(247, 246, 240, 0.88);
            margin-bottom: 28px;
            max-width: 520px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 36px;
        }
        .hero-badges .hero-tag {
            background: transparent;
            border: 1px solid rgba(247, 246, 240, 0.4);
            color: rgba(247, 246, 240, 0.9);
            border-radius: 999px;
            padding: 5px 16px;
            font-size: 13px;
            font-weight: 500;
        }
        .hero-cta {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }
        .hero-cta .btn-hero-primary {
            background: var(--acid);
            color: var(--ink);
            border: none;
            height: 50px;
            padding: 0 32px;
            border-radius: 12px;
            font-weight: 700;
            font-size: 16px;
            transition: transform .2s, box-shadow .2s;
            display: inline-flex;
            align-items: center;
            cursor: pointer;
        }
        .hero-cta .btn-hero-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(214, 255, 63, 0.3);
            color: var(--ink);
        }
        .hero-cta .btn-hero-outline {
            background: rgba(247, 246, 240, 0.1);
            border: 1px solid rgba(247, 246, 240, 0.5);
            color: #fff;
            height: 50px;
            padding: 0 32px;
            border-radius: 12px;
            font-weight: 600;
            font-size: 16px;
            transition: background .2s;
            display: inline-flex;
            align-items: center;
            cursor: pointer;
        }
        .hero-cta .btn-hero-outline:hover {
            background: rgba(247, 246, 240, 0.2);
            color: #fff;
        }
        .scroll-indicator {
            position: absolute;
            bottom: 36px;
            left: 50%;
            transform: translateX(-50%);
            color: rgba(255, 255, 255, 0.7);
            font-size: 24px;
            animation: floatdown 2.2s infinite;
            z-index: 2;
        }
        @keyframes floatdown {
            0%,
            100% {
                transform: translate(-50%, 0);
            }
            50% {
                transform: translate(-50%, 8px);
            }
        }
        /* ========== HORIZONTAL RAIL ========== */
        .rail-section {
            background: var(--paper);
        }
        .rail-arrows {
            display: flex;
            gap: 10px;
        }
        .rail-arrows button {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            border: 1px solid var(--line-strong);
            background: transparent;
            color: var(--ink);
            font-size: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background .2s, color .2s, border-color .2s;
        }
        .rail-arrows button:hover {
            background: var(--acid);
            border-color: var(--acid);
            color: var(--ink);
        }
        .rail-track-wrap {
            position: relative;
        }
        .rail-track {
            display: flex;
            gap: 20px;
            overflow-x: auto;
            scroll-snap-type: x proximity;
            padding: 20px 0 30px;
            scrollbar-width: thin;
            scrollbar-color: var(--acid) transparent;
        }
        .rail-track::-webkit-scrollbar {
            height: 6px;
        }
        .rail-track::-webkit-scrollbar-thumb {
            background: var(--acid);
            border-radius: 4px;
        }
        .rail-track::-webkit-scrollbar-track {
            background: transparent;
        }
        .rail-card {
            flex: 0 0 300px;
            scroll-snap-align: start;
        }
        .rail-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            border-radius: 14px;
            overflow: hidden;
            background: var(--paper-deep);
        }
        .rail-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s;
        }
        .rail-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .rail-card .card-cover .badge-duration {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--acid);
            color: var(--ink);
            border-radius: 6px;
            font-size: 12px;
            font-weight: 700;
            padding: 3px 10px;
        }
        .rail-card .card-body {
            padding: 14px 4px 0;
        }
        .rail-card .card-body h3 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 4px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
        }
        .rail-card .card-body .card-meta {
            font-size: 13px;
            color: var(--muted);
        }
        .rail-card {
            transition: transform .3s, box-shadow .3s;
            border-radius: 14px;
        }
        .rail-card:hover {
            transform: translateY(-4px);
        }
        /* ========== HOT SECTION ========== */
        .hot-section {
            background: var(--paper-deep);
        }
        .hot-main-card {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            height: 100%;
            min-height: 380px;
            display: flex;
            align-items: flex-end;
            background-image: url('/assets/images/coverpic/cover-5.png');
            background-size: cover;
            background-position: center;
        }
        .hot-main-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(20, 23, 15, 0) 30%, rgba(20, 23, 15, 0.85) 100%);
        }
        .hot-main-card .hot-main-text {
            position: relative;
            z-index: 2;
            padding: 32px;
        }
        .hot-main-card .hot-main-text .badge-top {
            display: inline-block;
            background: var(--amber);
            color: var(--ink);
            font-size: 12px;
            font-weight: 700;
            border-radius: 6px;
            padding: 3px 10px;
            margin-bottom: 12px;
        }
        .hot-main-card .hot-main-text h3 {
            color: #fff;
            font-size: 26px;
            font-weight: 800;
            margin-bottom: 8px;
        }
        .hot-main-card .hot-main-text p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 14px;
            margin: 0;
        }
        .hot-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            background: var(--paper);
            border-radius: 16px;
            padding: 10px 20px;
            height: 100%;
            min-height: 380px;
            justify-content: center;
            box-shadow: var(--shadow-card);
        }
        .hot-list-item {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 13px 8px;
            border-bottom: 1px solid var(--line);
            border-radius: 10px;
            transition: background .2s;
        }
        .hot-list-item:last-child {
            border-bottom: none;
        }
        .hot-list-item:hover {
            background: var(--paper-deep);
        }
        .hot-list-item .rank {
            font-size: 28px;
            font-weight: 800;
            color: var(--acid);
            font-variant-numeric: tabular-nums;
            width: 44px;
            text-align: center;
            line-height: 1;
            transition: color .2s;
        }
        .hot-list-item:hover .rank {
            color: var(--ink);
        }
        .hot-list-item .hot-info {
            flex: 1;
        }
        .hot-list-item .hot-info .hot-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--ink);
            margin-bottom: 2px;
            line-height: 1.4;
        }
        .hot-list-item .hot-info .hot-cat {
            font-size: 12px;
            color: var(--muted);
        }
        .hot-list-item .hot-time {
            font-size: 13px;
            color: var(--muted);
            white-space: nowrap;
            font-variant-numeric: tabular-nums;
        }
        /* ========== PLAYLIST SECTION ========== */
        .playlist-section {
            background: var(--paper);
        }
        .playlist-card {
            border: 1px solid var(--line);
            border-radius: 16px;
            overflow: hidden;
            height: 100%;
            background: var(--paper);
            transition: box-shadow .3s, border-color .3s;
        }
        .playlist-card:hover {
            border-color: var(--line-strong);
            box-shadow: var(--shadow-card);
        }
        .playlist-cover {
            position: relative;
            aspect-ratio: 4 / 3;
            background-size: cover;
            background-position: center;
        }
        .playlist-cover .play-btn {
            position: absolute;
            inset: 0;
            margin: auto;
            width: 54px;
            height: 54px;
            border-radius: 50%;
            background: rgba(20, 23, 15, 0.65);
            border: 2px solid rgba(255, 255, 255, 0.6);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            cursor: pointer;
            transition: background .2s, transform .2s;
        }
        .playlist-cover .play-btn:hover {
            background: var(--acid);
            color: var(--ink);
            transform: scale(1.06);
        }
        .playlist-list {
            padding: 16px 20px 20px;
        }
        .playlist-list .playlist-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 8px 0;
            border-bottom: 1px solid var(--line);
        }
        .playlist-list .playlist-item:last-child {
            border-bottom: none;
        }
        .playlist-list .pl-thumb {
            width: 56px;
            height: 40px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .playlist-list .pl-info {
            flex: 1;
        }
        .playlist-list .pl-info .pl-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            line-height: 1.3;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .playlist-list .pl-info .pl-duration {
            font-size: 12px;
            color: var(--muted);
        }
        .playlist-list .pl-num {
            font-size: 16px;
            font-weight: 800;
            color: var(--acid);
            font-variant-numeric: tabular-nums;
        }
        .playlist-hero {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            height: 100%;
            min-height: 340px;
            background-color: var(--ink-soft);
            display: flex;
            align-items: center;
            padding: 32px;
            background-image: url('/assets/images/coverpic/cover-3.webp');
            background-size: cover;
            background-position: center;
        }
        .playlist-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(29, 33, 24, 0.9) 0%, rgba(29, 33, 24, 0.4) 60%, rgba(29, 33, 24, 0.1) 100%);
        }
        .playlist-hero .ph-text {
            position: relative;
            z-index: 2;
            max-width: 220px;
        }
        .playlist-hero .ph-text .ph-badge {
            background: var(--acid);
            color: var(--ink);
            font-size: 12px;
            font-weight: 700;
            border-radius: 6px;
            padding: 3px 10px;
            display: inline-block;
            margin-bottom: 14px;
        }
        .playlist-hero .ph-text h3 {
            color: #fff;
            font-size: 24px;
            font-weight: 800;
            line-height: 1.3;
            margin-bottom: 10px;
        }
        .playlist-hero .ph-text p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 14px;
        }
        .playlist-article {
            border: 1px solid var(--line);
            border-radius: 16px;
            overflow: hidden;
            height: 100%;
            background: var(--paper);
            transition: box-shadow .3s, border-color .3s;
        }
        .playlist-article:hover {
            border-color: var(--line-strong);
            box-shadow: var(--shadow-card);
        }
        .playlist-article .pa-cover {
            aspect-ratio: 16 / 10;
            background-size: cover;
            background-position: center;
        }
        .playlist-article .pa-body {
            padding: 18px;
        }
        .playlist-article .pa-body .pa-cat {
            font-size: 12px;
            font-weight: 700;
            color: var(--muted);
            text-transform: uppercase;
            letter-spacing: 0.04em;
            margin-bottom: 6px;
        }
        .playlist-article .pa-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 8px;
        }
        .playlist-article .pa-body p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .playlist-article .pa-body .pa-time {
            font-size: 13px;
            color: var(--muted);
        }
        /* ========== LATEST UPDATES ========== */
        .latest-section {
            background: var(--paper-deep);
        }
        .filter-tabs {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-bottom: 32px;
        }
        .filter-tabs .filter-pill {
            background: transparent;
            border: 1px solid var(--line-strong);
            border-radius: 999px;
            padding: 6px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
            cursor: pointer;
            transition: all .2s;
        }
        .filter-tabs .filter-pill:hover {
            border-color: var(--ink);
            color: var(--ink);
        }
        .filter-tabs .filter-pill.active {
            background: var(--ink);
            border-color: var(--ink);
            color: var(--paper);
        }
        .news-list-item {
            display: flex;
            gap: 18px;
            background: var(--paper);
            border-radius: 12px;
            padding: 16px;
            margin-bottom: 14px;
            transition: box-shadow .2s;
        }
        .news-list-item:hover {
            box-shadow: var(--shadow-card);
        }
        .news-list-item .news-thumb {
            width: 120px;
            height: 80px;
            border-radius: 10px;
            object-fit: cover;
            flex-shrink: 0;
            overflow: hidden;
        }
        .news-list-item .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .3s;
        }
        .news-list-item:hover .news-thumb img {
            transform: scale(1.03);
        }
        .news-list-item .news-body {
            flex: 1;
        }
        .news-list-item .news-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--muted);
            margin-bottom: 6px;
        }
        .news-list-item .news-meta .badge-cat {
            background: var(--acid);
            color: var(--ink);
            font-size: 11px;
            font-weight: 700;
            border-radius: 6px;
            padding: 2px 8px;
        }
        .news-list-item .news-body h3 {
            font-size: 16px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-list-item .news-body h3 a {
            color: var(--ink);
        }
        .news-list-item .news-body h3 a:hover {
            text-decoration: underline;
        }
        .news-list-item .news-body .news-summary {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-reco-card {
            background: var(--paper);
            border-radius: 12px;
            padding: 16px;
            margin-bottom: 14px;
            display: flex;
            gap: 14px;
            transition: box-shadow .2s;
        }
        .news-reco-card:hover {
            box-shadow: var(--shadow-card);
        }
        .news-reco-card .reco-cover {
            width: 96px;
            height: 64px;
            border-radius: 8px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .news-reco-card .reco-info h4 {
            font-size: 14px;
            font-weight: 600;
            line-height: 1.4;
            margin-bottom: 4px;
        }
        .news-reco-card .reco-info .reco-meta {
            font-size: 12px;
            color: var(--muted);
        }
        .empty-state {
            border: 1px dashed var(--line-strong);
            border-radius: 12px;
            height: 260px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            background: var(--paper);
            color: var(--muted);
        }
        .empty-state i {
            font-size: 32px;
            margin-bottom: 12px;
        }
        .empty-state p {
            font-size: 15px;
        }
        /* ========== CTA ========== */
        .cta-section {
            background: var(--ink);
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: "MK SPORTS";
            position: absolute;
            right: -10px;
            bottom: -20px;
            font-size: 140px;
            font-weight: 900;
            color: rgba(255, 255, 255, 0.04);
            line-height: 1;
            letter-spacing: 0.05em;
            pointer-events: none;
            white-space: nowrap;
        }
        .cta-section .cta-title {
            color: #fff;
            font-size: clamp(28px, 4vw, 40px);
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 12px;
        }
        .cta-section .cta-desc {
            color: rgba(247, 246, 240, 0.7);
            font-size: 16px;
            max-width: 420px;
            margin-bottom: 0;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .cta-form input {
            flex: 1;
            min-width: 240px;
            height: 48px;
            background: var(--paper);
            border: 1px solid transparent;
            border-radius: 12px;
            padding: 0 18px;
            font-size: 15px;
            color: var(--ink);
            outline: none;
            transition: border-color .2s, box-shadow .2s;
        }
        .cta-form input:focus {
            border-color: var(--acid);
            box-shadow: 0 0 0 4px rgba(214, 255, 63, 0.3);
        }
        .cta-form input::placeholder {
            color: var(--muted);
        }
        .cta-form .btn-cta {
            background: var(--acid);
            color: var(--ink);
            border: none;
            height: 48px;
            padding: 0 28px;
            border-radius: 12px;
            font-weight: 700;
            font-size: 15px;
            cursor: pointer;
            transition: transform .2s, box-shadow .2s;
            white-space: nowrap;
            display: inline-flex;
            align-items: center;
        }
        .cta-form .btn-cta:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(214, 255, 63, 0.3);
            color: var(--ink);
        }
        /* ========== FAQ ========== */
        .faq-section {
            background: var(--paper);
        }
        .faq-wrapper .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--line);
            border-radius: 0 !important;
        }
        .faq-wrapper .accordion-button {
            background: transparent;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            padding: 20px 16px;
            box-shadow: none;
            border: none;
            transition: color .2s;
        }
        .faq-wrapper .accordion-button:not(.collapsed) {
            color: var(--ink);
            background: transparent;
            box-shadow: none;
        }
        .faq-wrapper .accordion-button::after {
            background-image: none;
            content: "\f107";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 18px;
            color: var(--ink);
            transition: transform .3s;
            width: auto;
            height: auto;
            line-height: 1;
        }
        .faq-wrapper .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
            background-image: none;
        }
        .faq-wrapper .accordion-body {
            padding: 0 16px 24px;
            color: var(--muted);
            font-size: 15px;
            line-height: 1.75;
        }
        .faq-wrapper .accordion-button:focus {
            box-shadow: none;
        }
        /* ========== FOOTER ========== */
        .site-footer {
            background: var(--ink-soft);
            color: var(--paper);
            padding: 72px 0 0;
        }
        .site-footer .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
        }
        .site-footer .footer-brand .footer-logo .logo-badge {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--acid);
            color: var(--ink);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 16px;
        }
        .site-footer .footer-brand .footer-logo .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--paper);
        }
        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(247, 246, 240, 0.6);
            line-height: 1.7;
            max-width: 320px;
        }
        .site-footer .footer-links h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--paper);
            margin-bottom: 16px;
        }
        .site-footer .footer-links ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer .footer-links li {
            margin-bottom: 10px;
        }
        .site-footer .footer-links a {
            font-size: 14px;
            color: rgba(247, 246, 240, 0.55);
            transition: color .2s;
        }
        .site-footer .footer-links a:hover {
            color: var(--acid);
        }
        .footer-subscribe p {
            font-size: 14px;
            color: rgba(247, 246, 240, 0.6);
            margin-bottom: 14px;
        }
        .footer-subscribe .footer-form {
            display: flex;
            gap: 6px;
        }
        .footer-subscribe input[type="email"] {
            flex: 1;
            height: 42px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 0 14px;
            color: var(--paper);
            font-size: 14px;
            outline: none;
            transition: border-color .2s;
        }
        .footer-subscribe input[type="email"]::placeholder {
            color: rgba(247, 246, 240, 0.5);
        }
        .footer-subscribe input[type="email"]:focus {
            border-color: var(--acid);
        }
        .footer-subscribe .btn-subscribe {
            height: 42px;
            padding: 0 18px;
            background: var(--acid);
            border: none;
            border-radius: 10px;
            color: var(--ink);
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            white-space: nowrap;
            transition: background .2s;
        }
        .footer-subscribe .btn-subscribe:hover {
            background: #e0ff5a;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 56px;
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(247, 246, 240, 0.45);
        }
        .footer-bottom .friend-links a {
            color: rgba(247, 246, 240, 0.45);
            margin-left: 18px;
            transition: color .2s;
        }
        .footer-bottom .friend-links a:hover {
            color: var(--acid);
        }
        .back-to-top {
            position: fixed;
            right: 28px;
            bottom: 28px;
            width: 46px;
            height: 46px;
            border-radius: 50%;
            background: var(--paper);
            color: var(--ink);
            border: none;
            box-shadow: var(--shadow-float);
            font-size: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            z-index: 999;
            transition: background .2s, color .2s, transform .2s;
        }
        .back-to-top:hover {
            background: var(--acid);
            color: var(--ink);
            transform: translateY(-3px);
        }
        /* ========== RESPONSIVE ========== */
        @media (max-width: 1199px) {
            .command-search {
                width: 220px;
            }
            .nav-links {
                gap: 18px;
            }
        }
        @media (max-width: 991px) {
            .nav-links,
            .nav-actions {
                display: none;
            }
            .nav-toggle {
                display: block;
            }
            .hero {
                min-height: 62vh;
            }
            .section-pad {
                padding: 72px 0;
            }
        }
        @media (max-width: 767px) {
            .hero {
                min-height: 56vh;
                padding: 120px 0 60px;
            }
            .hero-content h1 {
                font-size: 36px;
            }
            .hero-content .hero-sub {
                font-size: 16px;
            }
            .hero-cta .btn-hero-primary,
            .hero-cta .btn-hero-outline {
                height: 44px;
                padding: 0 22px;
                font-size: 14px;
            }
            .section-pad {
                padding: 56px 0;
            }
            .hot-list {
                margin-top: 16px;
            }
            .playlist-hero {
                min-height: 260px;
                margin-top: 16px;
            }
            .cta-section {
                padding: 64px 0;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form .btn-cta {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
                justify-content: center;
            }
            .footer-bottom .friend-links {
                margin-top: 8px;
            }
            .footer-bottom .friend-links a {
                margin-left: 10px;
                margin-right: 10px;
            }
            .news-list-item {
                flex-direction: column;
            }
            .news-list-item .news-thumb {
                width: 100%;
                height: auto;
                aspect-ratio: 16 / 9;
            }
        }

/* roulang page: category1 */
:root {
            --ink: #14170F;
            --ink-soft: #1D2118;
            --paper: #F7F6F0;
            --paper-deep: #ECEADF;
            --acid: #D6FF3F;
            --amber: #FFB300;
            --muted: #6C7160;
            --line: rgba(20, 23, 15, 0.10);
            --line-strong: rgba(20, 23, 15, 0.18);
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 20px;
            --shadow-card: 0 2px 8px rgba(20, 23, 15, 0.06), 0 12px 32px rgba(20, 23, 15, 0.04);
            --shadow-float: 0 12px 40px rgba(20, 23, 15, 0.14);
            --font-stack: MiSans, "HarmonyOS Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
            --container-max: 1280px;
        }

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

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

        body {
            font-family: var(--font-stack);
            font-size: 16px;
            line-height: 1.8;
            background: var(--paper);
            color: var(--ink);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }

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

        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.2s ease;
        }

        a:hover {
            color: var(--ink);
        }

        ul,
        ol {
            list-style: none;
            padding: 0;
            margin: 0;
        }

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

        .container {
            max-width: var(--container-max);
            padding-left: 24px;
            padding-right: 24px;
            margin-left: auto;
            margin-right: auto;
        }

        .row {
            margin-left: -12px;
            margin-right: -12px;
        }

        .row>[class*="col-"] {
            padding-left: 12px;
            padding-right: 12px;
        }

        .section-block {
            padding: 96px 0;
        }

        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: var(--muted);
            background: var(--paper-deep);
            border-radius: 6px;
            padding: 4px 12px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: clamp(28px, 4vw, 42px);
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: 0.02em;
            margin: 0 0 14px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--muted);
            max-width: 640px;
            margin-bottom: 36px;
            line-height: 1.75;
        }

        .btn-primary-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 46px;
            padding: 0 24px;
            background: var(--acid);
            color: var(--ink) !important;
            font-weight: 700;
            font-size: 15px;
            border: none;
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .btn-primary-custom:hover {
            background: #e0ff66;
            transform: translateY(-1px);
            box-shadow: 0 8px 24px rgba(214, 255, 63, 0.35);
        }

        .btn-primary-custom:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-custom {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 44px;
            padding: 0 22px;
            background: transparent;
            color: var(--ink);
            font-weight: 500;
            font-size: 15px;
            border: 1px solid var(--line-strong);
            border-radius: var(--radius-md);
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .btn-outline-custom:hover {
            background: var(--paper-deep);
            border-color: var(--ink);
        }

        .btn-outline-custom:active {
            background: var(--paper-deep);
            border-color: var(--ink);
        }

        .btn-text-custom {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: none;
            border: none;
            padding: 0;
            color: var(--ink);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            transition: gap 0.2s ease;
        }

        .btn-text-custom i {
            transition: transform 0.2s ease;
        }

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

        .module-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 6px;
            background: var(--acid);
            color: var(--ink);
            line-height: 1.5;
        }

        .module-tag.amber {
            background: var(--amber);
            color: var(--ink);
        }

        .module-tag.outline {
            background: transparent;
            border: 1px solid var(--line-strong);
            color: var(--ink);
            font-weight: 500;
        }

        .module-tag.light-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 500;
        }

        .section-muted-divider {
            border: none;
            border-top: 1px solid var(--line);
            margin: 0;
        }

        /* ===== 导航栏 ===== */
        .site-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 72px;
            background: transparent;
            transition: all 0.3s ease;
        }

        .site-nav.scrolled {
            height: 60px;
            background: rgba(247, 246, 240, 0.92);
            border-bottom: 1px solid var(--line);
        }

        .site-nav.scrolled .nav-inner {
            height: 60px;
        }

        .nav-inner {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            transition: height 0.3s ease;
        }

        .nav-logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
            min-width: 0;
        }

        .logo-badge {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 34px;
            height: 34px;
            background: var(--ink);
            color: var(--acid);
            font-size: 14px;
            font-weight: 800;
            border-radius: 8px;
            letter-spacing: -0.02em;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--ink);
            white-space: nowrap;
            letter-spacing: -0.01em;
        }

        .logo-sub {
            font-size: 12px;
            font-weight: 400;
            color: var(--muted);
            white-space: nowrap;
            padding-left: 10px;
            border-left: 1px solid var(--line-strong);
            line-height: 1.4;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-links a {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--muted);
            padding: 8px 0;
            transition: color 0.2s ease;
        }

        .nav-links a::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--ink);
            transition: all 0.25s ease;
            transform: translateX(-50%);
        }

        .nav-links a:hover {
            color: var(--ink);
        }

        .nav-links a:hover::after {
            width: 100%;
        }

        .nav-links a.active {
            color: var(--ink);
            font-weight: 600;
        }

        .nav-links a.active::after {
            content: "";
            position: absolute;
            left: auto;
            right: auto;
            bottom: 0;
            width: 6px;
            height: 6px;
            background: var(--acid);
            border-radius: 50%;
            transform: translateX(-50%);
            border: 1px solid var(--ink);
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-shrink: 0;
        }

        .command-search {
            display: flex;
            align-items: center;
            width: 320px;
            height: 40px;
            background: var(--paper-deep);
            border-radius: 10px;
            padding: 0 12px;
            gap: 8px;
            border: 1px solid transparent;
            transition: all 0.2s ease;
        }

        .command-search i {
            font-size: 14px;
            color: var(--muted);
        }

        .command-search input {
            border: none;
            outline: none;
            background: transparent;
            flex: 1;
            font-size: 14px;
            color: var(--ink);
            min-width: 0;
        }

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

        .command-search .kbd {
            font-size: 11px;
            color: var(--muted);
            background: var(--paper);
            border: 1px solid var(--line-strong);
            border-radius: 5px;
            padding: 2px 6px;
            font-weight: 600;
            white-space: nowrap;
        }

        .command-search:focus-within {
            border-color: var(--acid);
            box-shadow: 0 0 0 3px rgba(214, 255, 63, 0.25);
            background: var(--paper);
        }

        .nav-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 22px;
            color: var(--ink);
            cursor: pointer;
            padding: 6px;
        }

        /* ===== Hero 分类标题区 ===== */
        .category-hero {
            position: relative;
            padding: 160px 0 100px;
            background-image: url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-repeat: no-repeat;
            min-height: 60vh;
            display: flex;
            align-items: center;
        }

        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(20, 23, 15, 0.92) 0%, rgba(20, 23, 15, 0.70) 40%, rgba(20, 23, 15, 0.15) 100%);
        }

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

        .category-hero .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 20px;
        }

        .category-hero h1 {
            font-size: clamp(40px, 5.5vw, 64px);
            line-height: 1.1;
            font-weight: 800;
            color: #fff;
            max-width: 680px;
            margin: 0 0 18px;
            letter-spacing: -0.01em;
        }

        .category-hero .hero-desc {
            font-size: 18px;
            line-height: 1.65;
            color: rgba(255, 255, 255, 0.85);
            max-width: 620px;
            margin-bottom: 32px;
        }

        .category-hero .hero-meta-strip {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 36px;
        }

        .category-hero .meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.75);
        }

        .category-hero .meta-item i {
            color: var(--acid);
        }

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

        /* ===== 分类简介区 ===== */
        .intro-section {
            background: var(--paper-deep);
            padding: 96px 0;
        }

        .intro-grid {
            display: flex;
            gap: 56px;
            align-items: center;
            flex-wrap: wrap;
        }

        .intro-text {
            flex: 0 0 calc(50% - 28px);
            max-width: calc(50% - 28px);
        }

        .intro-text .section-label {
            background: var(--paper);
        }

        .intro-text p {
            font-size: 16px;
            line-height: 1.85;
            color: var(--ink);
            margin-bottom: 18px;
        }

        .intro-text p:last-child {
            margin-bottom: 0;
        }

        .intro-image {
            flex: 0 0 calc(50% - 28px);
            max-width: calc(50% - 28px);
        }

        .intro-image img {
            width: 100%;
            border-radius: var(--radius-lg);
            object-fit: cover;
            aspect-ratio: 4 / 3;
            box-shadow: var(--shadow-card);
        }

        .intro-points {
            margin-top: 28px;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
        }

        .intro-point {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--ink);
        }

        .intro-point i {
            color: var(--acid);
            margin-top: 4px;
            background: var(--ink);
            border-radius: 50%;
            width: 20px;
            height: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 10px;
            flex-shrink: 0;
        }

        /* ===== 精选内容网格 ===== */
        .featured-section {
            background: var(--paper);
            padding: 96px 0;
        }

        .featured-card {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--line);
            background: var(--paper);
            transition: all 0.3s ease;
            display: block;
            height: 100%;
        }

        .featured-card:hover {
            border-color: var(--line-strong);
            box-shadow: var(--shadow-float);
            transform: translateY(-4px);
        }

        .featured-card .card-media {
            position: relative;
            overflow: hidden;
            background: var(--paper-deep);
        }

        .featured-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .featured-card .card-body {
            padding: 20px 22px 24px;
        }

        .featured-card .card-tag-row {
            display: flex;
            gap: 8px;
            margin-bottom: 10px;
        }

        .featured-card .card-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--ink);
        }

        .featured-card .card-excerpt {
            font-size: 14px;
            line-height: 1.7;
            color: var(--muted);
            margin-bottom: 14px;
        }

        .featured-card .card-meta {
            font-size: 13px;
            color: var(--muted);
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .featured-card .card-meta i {
            font-size: 12px;
        }

        .featured-card.card-lg .card-title {
            font-size: 22px;
        }

        .featured-card.card-lg .card-excerpt {
            font-size: 15px;
        }

        .featured-card.card-sm .card-title {
            font-size: 16px;
        }

        .featured-card.card-sm .card-excerpt {
            font-size: 13px;
        }

        .grid-main-large {
            display: flex;
            flex-direction: column;
        }

        .grid-stack {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .card-media-large {
            aspect-ratio: 16 / 9;
        }

        .card-media-square {
            aspect-ratio: 4 / 3;
        }

        .card-media-wide {
            aspect-ratio: 16 / 7;
        }

        /* ===== 资讯数据区（深色） ===== */
        .stats-section {
            background: var(--ink);
            padding: 96px 0;
            color: var(--paper);
        }

        .stats-section .section-label {
            background: rgba(255, 255, 255, 0.08);
            color: var(--acid);
        }

        .stats-section .section-title {
            color: #fff;
        }

        .stats-section .section-subtitle {
            color: rgba(255, 255, 255, 0.6);
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin-top: 48px;
        }

        .stat-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 28px 24px;
            text-align: center;
            transition: background 0.3s ease, border-color 0.3s ease;
        }

        .stat-item:hover {
            background: rgba(255, 255, 255, 0.07);
            border-color: rgba(214, 255, 63, 0.3);
        }

        .stat-number {
            font-size: 44px;
            font-weight: 800;
            color: var(--acid);
            line-height: 1.1;
            font-variant-numeric: tabular-nums;
            letter-spacing: -0.02em;
        }

        .stat-label {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
            margin-top: 8px;
        }

        /* ===== 内容形态区块（深浅交替） ===== */
        .format-section {
            background: var(--paper-deep);
            padding: 96px 0;
        }

        .format-grid {
            display: grid;
            grid-template-columns: 4fr 5fr 3fr;
            gap: 24px;
            align-items: stretch;
        }

        .format-card {
            border-radius: 16px;
            overflow: hidden;
            border: 1px solid var(--line);
            background: var(--paper);
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .format-card:hover {
            border-color: var(--line-strong);
            box-shadow: var(--shadow-card);
        }

        .format-card .format-media {
            overflow: hidden;
            background: var(--paper-deep);
        }

        .format-card .format-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

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

        .format-card .format-body {
            padding: 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }

        .format-card .format-list {
            padding: 14px 20px 20px;
            border-top: 1px solid var(--line);
        }

        .format-list-item {
            display: flex;
            gap: 10px;
            padding: 10px 0;
            border-bottom: 1px solid var(--line);
            align-items: center;
        }

        .format-list-item:last-child {
            border-bottom: none;
        }

        .format-list-item .thumb {
            width: 56px;
            height: 42px;
            border-radius: 6px;
            object-fit: cover;
            flex-shrink: 0;
        }

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

        .format-list-item .info-title {
            font-size: 14px;
            font-weight: 600;
            color: var(--ink);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .format-list-item .info-time {
            font-size: 12px;
            color: var(--muted);
        }

        .format-card .format-title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--ink);
        }

        .format-card .format-desc {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }

        .format-card.dark-card {
            background: var(--ink-soft);
            border-color: transparent;
        }

        .format-card.dark-card .format-title {
            color: #fff;
        }

        .format-card.dark-card .format-desc {
            color: rgba(255, 255, 255, 0.65);
        }

        .format-card.dark-card .btn-text-custom {
            color: var(--acid);
        }

        .format-card.dark-card .btn-text-custom:hover {
            color: #e0ff66;
        }

        /* ===== 资讯获取流程 ===== */
        .process-section {
            background: var(--paper);
            padding: 96px 0;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
            margin-top: 40px;
        }

        .process-item {
            position: relative;
            padding: 32px 24px;
            background: var(--paper-deep);
            border-radius: var(--radius-md);
            border: 1px solid var(--line);
            transition: all 0.3s ease;
        }

        .process-item:hover {
            border-color: var(--line-strong);
            box-shadow: var(--shadow-card);
            transform: translateY(-3px);
        }

        .process-step {
            font-size: 36px;
            font-weight: 800;
            color: var(--acid);
            line-height: 1;
            margin-bottom: 16px;
            font-variant-numeric: tabular-nums;
            -webkit-text-stroke: 1px var(--ink);
        }

        .process-item h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .process-item p {
            font-size: 14px;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 0;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--paper);
            padding: 96px 0;
        }

        .faq-layout {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: start;
        }

        .faq-heading .section-title {
            margin-bottom: 12px;
        }

        .faq-heading .section-subtitle {
            margin-bottom: 0;
        }

        .faq-list {
            border-top: 1px solid var(--line);
        }

        .faq-item {
            border-bottom: 1px solid var(--line);
            padding: 0;
        }

        .faq-item summary {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 18px 4px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--ink);
            list-style: none;
            transition: color 0.2s ease;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-item summary::after {
            content: "\f107";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            font-size: 16px;
            color: var(--muted);
            transition: transform 0.25s ease;
            flex-shrink: 0;
        }

        .faq-item[open] summary::after {
            transform: rotate(180deg);
        }

        .faq-item[open] summary {
            color: var(--ink);
        }

        .faq-answer {
            padding: 0 4px 18px;
            font-size: 15px;
            line-height: 1.75;
            color: var(--muted);
        }

        /* ===== CTA 区（分类页浅色） ===== */
        .category-cta {
            background: var(--paper-deep);
            padding: 80px 0;
            border-top: 1px solid var(--line);
            border-bottom: 1px solid var(--line);
        }

        .category-cta .cta-inner {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
        }

        .category-cta .cta-text h2 {
            font-size: clamp(28px, 3.5vw, 38px);
            font-weight: 800;
            line-height: 1.25;
            margin: 0 0 10px;
        }

        .category-cta .cta-text p {
            font-size: 15px;
            color: var(--muted);
            margin: 0;
            max-width: 520px;
        }

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

        .category-cta .cta-form input {
            width: 280px;
            height: 48px;
            border: 1px solid var(--line-strong);
            border-radius: var(--radius-md);
            padding: 0 16px;
            font-size: 14px;
            background: var(--paper);
            color: var(--ink);
            outline: none;
            transition: all 0.2s ease;
        }

        .category-cta .cta-form input:focus {
            border-color: var(--acid);
            box-shadow: 0 0 0 4px rgba(214, 255, 63, 0.3);
        }

        .category-cta .cta-form input::placeholder {
            color: var(--muted);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--ink-soft);
            color: var(--paper);
            padding: 72px 0 32px;
        }

        .site-footer .footer-brand {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-bottom: 18px;
        }

        .site-footer .footer-logo {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-footer .footer-logo .logo-badge {
            background: var(--acid);
            color: var(--ink);
        }

        .site-footer .footer-logo .logo-text {
            color: #fff;
        }

        .site-footer .footer-desc {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.75;
            margin: 0;
            max-width: 360px;
        }

        .site-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }

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

        .site-footer .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }

        .site-footer .footer-links a:hover {
            color: var(--acid);
        }

        .site-footer .footer-subscribe p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 14px;
        }

        .site-footer .footer-form {
            display: flex;
            gap: 8px;
        }

        .site-footer .footer-form input {
            flex: 1;
            height: 44px;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 0 14px;
            color: #fff;
            font-size: 14px;
            outline: none;
            transition: all 0.2s ease;
            min-width: 0;
        }

        .site-footer .footer-form input:focus {
            border-color: var(--acid);
            box-shadow: 0 0 0 3px rgba(214, 255, 63, 0.2);
        }

        .site-footer .footer-form input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .site-footer .btn-subscribe {
            height: 44px;
            padding: 0 18px;
            background: var(--acid);
            color: var(--ink);
            font-weight: 600;
            border: none;
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .site-footer .btn-subscribe:hover {
            background: #e0ff66;
            transform: translateY(-1px);
        }

        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 24px;
            margin-top: 48px;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }

        .site-footer .friend-links {
            display: flex;
            gap: 16px;
        }

        .site-footer .friend-links a {
            color: rgba(255, 255, 255, 0.4);
            font-size: 13px;
            transition: color 0.2s ease;
        }

        .site-footer .friend-links a:hover {
            color: var(--acid);
        }

        .back-to-top {
            position: fixed;
            right: 28px;
            bottom: 28px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--paper);
            color: var(--ink);
            border: 1px solid var(--line-strong);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            cursor: pointer;
            z-index: 998;
            transition: all 0.3s ease;
            opacity: 0;
            visibility: hidden;
        }

        .back-to-top.visible {
            opacity: 1;
            visibility: visible;
        }

        .back-to-top:hover {
            background: var(--acid);
            border-color: var(--acid);
            transform: translateY(-3px);
        }

        /* ===== 移动端导航抽屉 ===== */
        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 320px;
            height: 100vh;
            background: var(--paper);
            z-index: 1000;
            transition: right 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
            padding: 24px;
            display: flex;
            flex-direction: column;
            box-shadow: -12px 0 40px rgba(20, 23, 15, 0.2);
        }

        .mobile-drawer.open {
            right: 0;
        }

        .drawer-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 28px;
        }

        .drawer-close {
            background: none;
            border: none;
            font-size: 22px;
            color: var(--ink);
            cursor: pointer;
            padding: 4px;
        }

        .drawer-nav a {
            display: block;
            padding: 14px 0;
            font-size: 17px;
            font-weight: 600;
            color: var(--ink);
            border-bottom: 1px solid var(--line);
        }

        .drawer-nav a.active {
            color: var(--acid);
        }

        .drawer-nav a i {
            width: 28px;
            color: var(--muted);
        }

        .drawer-search {
            margin-top: 24px;
            display: flex;
            align-items: center;
            background: var(--paper-deep);
            border-radius: 10px;
            padding: 0 12px;
            height: 44px;
            gap: 8px;
        }

        .drawer-search input {
            border: none;
            background: transparent;
            outline: none;
            flex: 1;
            font-size: 14px;
        }

        .drawer-cta {
            margin-top: 20px;
            width: 100%;
        }

        .drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(20, 23, 15, 0.6);
            z-index: 999;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }

        .drawer-overlay.active {
            opacity: 1;
            visibility: visible;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1199.98px) {
            .command-search {
                width: 200px;
            }

            .nav-links {
                gap: 20px;
            }

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

            .format-card:first-child {
                grid-column: 1 / -1;
            }

            .intro-grid {
                gap: 36px;
            }

            .intro-text {
                flex-basis: calc(55% - 18px);
                max-width: calc(55% - 18px);
            }

            .intro-image {
                flex-basis: calc(45% - 18px);
                max-width: calc(45% - 18px);
            }
        }

        @media (max-width: 991.98px) {
            .section-block {
                padding: 72px 0;
            }

            .nav-links {
                display: none;
            }

            .command-search {
                width: 180px;
            }

            .nav-toggle {
                display: flex;
            }

            .category-hero {
                min-height: 60vh;
                padding: 120px 0 80px;
            }

            .intro-grid {
                flex-direction: column;
            }

            .intro-text,
            .intro-image {
                flex-basis: 100%;
                max-width: 100%;
            }

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

            .format-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .format-card:first-child {
                grid-column: auto;
            }

            .process-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }

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

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

            .category-cta .cta-form input {
                width: 100%;
            }

            .category-cta .cta-form {
                width: 100%;
            }
        }

        @media (max-width: 767.98px) {
            .section-block {
                padding: 56px 0;
            }

            .container {
                padding-left: 16px;
                padding-right: 16px;
            }

            .nav-inner {
                padding: 0 16px;
                gap: 12px;
            }

            .logo-text {
                font-size: 17px;
            }

            .logo-sub {
                font-size: 11px;
                padding-left: 6px;
            }

            .command-search {
                display: none;
            }

            .nav-actions .btn-primary-custom {
                display: none;
            }

            .category-hero {
                padding: 100px 0 60px;
                min-height: auto;
            }

            .category-hero h1 {
                font-size: 36px;
            }

            .category-hero .hero-desc {
                font-size: 16px;
            }

            .category-hero .hero-actions {
                flex-direction: column;
            }

            .category-hero .hero-actions .btn-primary-custom,
            .category-hero .hero-actions .btn-outline-custom {
                width: 100%;
            }

            .intro-points {
                grid-template-columns: 1fr;
            }

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

            .featured-card.card-lg .card-title {
                font-size: 18px;
            }

            .grid-stack {
                gap: 16px;
            }

            .process-item {
                padding: 24px 18px;
            }

            .site-footer {
                padding: 56px 0 24px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                align-items: flex-start;
            }

            .category-cta {
                padding: 56px 0;
            }
        }

        @media (max-width: 520px) {
            .logo-badge {
                width: 28px;
                height: 28px;
                font-size: 12px;
            }

            .logo-text {
                font-size: 15px;
            }

            .logo-sub {
                display: none;
            }

            .section-title {
                font-size: 26px;
            }

            .category-hero .meta-item {
                font-size: 13px;
            }
        }

/* roulang page: article */
:root {
        --ink: #14170F;
        --ink-soft: #1D2118;
        --paper: #F7F6F0;
        --paper-deep: #ECEADF;
        --acid: #D6FF3F;
        --amber: #FFB300;
        --muted: #6C7160;
        --line: rgba(20,23,15,0.10);
        --line-strong: rgba(20,23,15,0.18);
        --radius-sm: 6px;
        --radius-md: 12px;
        --radius-lg: 20px;
        --shadow-card: 0 2px 8px rgba(20,23,15,0.06), 0 12px 32px rgba(20,23,15,0.04);
        --shadow-float: 0 12px 40px rgba(20,23,15,0.14);
    }

    *, *::before, *::after { box-sizing: border-box; }
    html { scroll-behavior: smooth; }
    body {
        margin: 0;
        font-family: 'MiSans', 'HarmonyOS Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
        background: var(--paper);
        color: var(--ink);
        font-size: 16px;
        line-height: 1.75;
        -webkit-font-smoothing: antialiased;
    }
    a { color: inherit; text-decoration: none; transition: color .2s ease; }
    img { max-width: 100%; height: auto; }

    .container {
        max-width: 1280px;
        padding-left: 24px;
        padding-right: 24px;
    }
    @media (max-width: 991px) {
        .container { padding-left: 20px; padding-right: 20px; }
    }

    /* ===== 导航栏 ===== */
    .site-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        z-index: 1030;
        background: transparent;
        border-bottom: 1px solid transparent;
        transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
    }
    .nav-inner {
        max-width: 1280px;
        margin: 0 auto;
        padding: 0 24px;
        height: 72px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
        transition: height .3s ease;
    }
    .site-nav.scrolled {
        background: rgba(247,246,240,0.92);
        border-bottom-color: var(--line);
        box-shadow: 0 2px 8px rgba(20,23,15,0.04);
    }
    .site-nav.scrolled .nav-inner { height: 60px; }

    .nav-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .logo-badge {
        width: 38px;
        height: 38px;
        border-radius: 10px;
        background: var(--acid);
        color: var(--ink);
        font-weight: 900;
        font-size: 16px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        letter-spacing: -0.5px;
        line-height: 1;
    }
    .logo-text {
        font-size: 20px;
        font-weight: 800;
        letter-spacing: -0.02em;
        line-height: 1.2;
        white-space: nowrap;
    }
    .logo-sub {
        font-size: 12px;
        color: var(--muted);
        border-left: 1px solid var(--line-strong);
        padding-left: 10px;
        line-height: 1.3;
        white-space: nowrap;
    }

    .nav-links {
        display: flex;
        align-items: center;
        gap: 28px;
    }
    .nav-links a {
        font-size: 15px;
        font-weight: 500;
        color: var(--ink);
        position: relative;
        padding: 8px 0;
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .nav-links a::after {
        content: '';
        position: absolute;
        left: 50%;
        bottom: 0;
        width: 0;
        height: 2px;
        background: var(--acid);
        transition: width .3s ease, left .3s ease;
    }
    .nav-links a:hover::after {
        width: 100%;
        left: 0;
    }
    .nav-links a.active::before {
        content: '';
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--acid);
        display: inline-block;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 14px;
    }
    .command-search {
        width: 320px;
        height: 40px;
        background: var(--paper-deep);
        border: 1px solid transparent;
        border-radius: 10px;
        display: flex;
        align-items: center;
        padding: 0 12px;
        gap: 8px;
        transition: border-color .2s, box-shadow .2s;
    }
    .command-search i { color: var(--muted); font-size: 14px; flex-shrink: 0; }
    .command-search input {
        flex: 1;
        min-width: 0;
        background: transparent;
        border: none;
        outline: none;
        font-size: 14px;
        color: var(--ink);
    }
    .command-search input::placeholder { color: var(--muted); }
    .command-search:focus-within {
        border-color: var(--acid);
        box-shadow: 0 0 0 3px rgba(214,255,63,0.25);
    }
    .kbd {
        background: var(--paper);
        border: 1px solid var(--line);
        border-radius: 5px;
        font-size: 11px;
        padding: 2px 7px;
        color: var(--muted);
        white-space: nowrap;
        font-family: inherit;
    }

    .btn-primary-custom {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        height: 46px;
        padding: 0 24px;
        background: var(--acid);
        color: var(--ink);
        font-size: 15px;
        font-weight: 700;
        border-radius: 12px;
        border: none;
        cursor: pointer;
        transition: background .2s ease, box-shadow .2s ease, transform .2s ease;
        white-space: nowrap;
    }
    .btn-primary-custom:hover {
        background: #dfff4f;
        box-shadow: 0 8px 24px rgba(214,255,63,0.35);
        transform: translateY(-1px);
        color: var(--ink);
    }
    .btn-primary-custom:active {
        transform: translateY(0);
        box-shadow: none;
    }
    .site-nav .btn-primary-custom {
        height: 40px;
        padding: 0 18px;
        font-size: 14px;
        border-radius: 10px;
    }

    .btn-secondary-custom {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        height: 44px;
        padding: 0 22px;
        background: transparent;
        border: 1px solid var(--line-strong);
        border-radius: 12px;
        color: var(--ink);
        font-weight: 500;
        font-size: 14px;
        cursor: pointer;
        transition: background .2s ease, border-color .2s ease;
        white-space: nowrap;
    }
    .btn-secondary-custom:hover {
        background: var(--paper-deep);
        border-color: var(--ink);
    }

    .nav-toggle {
        display: none;
        width: 42px;
        height: 42px;
        background: var(--paper-deep);
        border: none;
        border-radius: 10px;
        color: var(--ink);
        font-size: 18px;
        cursor: pointer;
        align-items: center;
        justify-content: center;
        transition: background .2s;
    }
    .nav-toggle:hover { background: var(--acid); }

    /* ===== 移动端抽屉 ===== */
    .mobile-drawer {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background: var(--paper);
        z-index: 1050;
        padding: 24px;
        display: flex;
        flex-direction: column;
        gap: 28px;
        transform: translateX(-100%);
        visibility: hidden;
        transition: transform .3s ease, visibility .3s;
    }
    .mobile-drawer.open {
        transform: translateX(0);
        visibility: visible;
    }
    .drawer-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .drawer-logo {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .drawer-close {
        width: 40px;
        height: 40px;
        background: var(--paper-deep);
        border: none;
        border-radius: 10px;
        font-size: 16px;
        cursor: pointer;
        color: var(--ink);
        transition: background .2s;
    }
    .drawer-close:hover { background: var(--acid); }
    .drawer-search {
        height: 46px;
        background: var(--paper-deep);
        border-radius: 12px;
        display: flex;
        align-items: center;
        padding: 0 14px;
        gap: 8px;
    }
    .drawer-search i { color: var(--muted); font-size: 14px; }
    .drawer-search input {
        flex: 1;
        background: transparent;
        border: none;
        outline: none;
        font-size: 14px;
        color: var(--ink);
    }
    .drawer-links {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    .drawer-links a {
        display: flex;
        align-items: center;
        gap: 10px;
        font-size: 16px;
        font-weight: 600;
        color: var(--ink);
        padding: 14px 12px;
        border-radius: 10px;
        transition: background .2s;
    }
    .drawer-links a:hover { background: var(--paper-deep); }
    .drawer-links a.active {
        background: var(--paper-deep);
    }
    .drawer-links a.active::before {
        content: '';
        width: 6px;
        height: 6px;
        background: var(--acid);
        border-radius: 50%;
    }

    /* ===== 面包屑 ===== */
    .article-breadcrumb {
        background: var(--paper-deep);
        padding: 108px 0 18px;
        border-bottom: 1px solid var(--line);
    }
    .article-breadcrumb .container {
        display: flex;
        align-items: center;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 13px;
        color: var(--muted);
    }
    .article-breadcrumb a { color: var(--muted); transition: color .2s; }
    .article-breadcrumb a:hover { color: var(--ink); }
    .article-breadcrumb i { font-size: 10px; color: var(--muted); }

    /* ===== 文章主体 ===== */
    .article-main {
        padding: 48px 0 80px;
        background: var(--paper);
    }
    .article-wrap {
        max-width: 760px;
        margin: 0 auto;
    }

    .article-header { margin-bottom: 28px; }
    .article-category-badge {
        display: inline-block;
        background: var(--acid);
        color: var(--ink);
        font-size: 12px;
        font-weight: 700;
        padding: 4px 12px;
        border-radius: var(--radius-sm);
        margin-bottom: 16px;
    }
    .article-header h1 {
        font-size: clamp(28px, 4vw, 40px);
        font-weight: 800;
        line-height: 1.25;
        letter-spacing: -0.01em;
        margin-bottom: 16px;
        color: var(--ink);
    }
    .article-meta {
        display: flex;
        flex-wrap: wrap;
        gap: 16px;
        font-size: 13px;
        color: var(--muted);
        padding-bottom: 24px;
        border-bottom: 1px solid var(--line);
    }
    .article-meta span {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .article-meta i { font-size: 14px; }

    .article-cover { margin: 32px 0 40px; }
    .article-cover img {
        width: 100%;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-card);
    }

    .article-content {
        font-size: 16px;
        line-height: 1.85;
        color: rgba(20,23,15,0.88);
    }
    .article-content > *:first-child { margin-top: 0; }
    .article-content h2 {
        font-size: 28px;
        font-weight: 800;
        line-height: 1.3;
        margin: 56px 0 24px;
        padding-left: 16px;
        border-left: 4px solid var(--acid);
        color: var(--ink);
    }
    .article-content h3 {
        font-size: 20px;
        font-weight: 700;
        line-height: 1.4;
        margin: 32px 0 12px;
        color: var(--ink);
    }
    .article-content p {
        font-size: 16px;
        line-height: 1.85;
        margin-bottom: 28px;
    }
    .article-content a {
        color: var(--ink);
        text-decoration: underline;
        text-decoration-color: var(--acid);
        text-underline-offset: 4px;
        transition: text-decoration-color .2s;
    }
    .article-content a:hover { text-decoration-color: var(--ink); }
    .article-content blockquote {
        border-left: 3px solid var(--acid);
        background: var(--paper-deep);
        border-radius: 10px;
        padding: 20px 24px;
        margin: 32px 0;
        font-size: 15px;
        line-height: 1.75;
        color: var(--muted);
    }
    .article-content img {
        max-width: 100%;
        border-radius: 14px;
        margin: 32px auto;
        display: block;
    }
    .article-content figure { margin: 32px 0; }
    .article-content figure img { margin-bottom: 8px; }
    .article-content figcaption {
        font-size: 13px;
        color: var(--muted);
        text-align: center;
        margin-top: 12px;
    }
    .article-content ul,
    .article-content ol {
        padding-left: 24px;
        margin: 24px 0;
        line-height: 1.8;
    }
    .article-content ul li,
    .article-content ol li {
        margin-bottom: 8px;
    }
    .article-content ul li::marker {
        color: var(--acid);
    }
    .article-content hr {
        border: none;
        border-top: 1px solid var(--line);
        margin: 32px 0;
    }
    .article-content table {
        width: 100%;
        border-collapse: collapse;
        margin: 32px 0;
        font-size: 14px;
    }
    .article-content th {
        background: var(--paper-deep);
        font-weight: 700;
        padding: 12px 16px;
        border: 1px solid var(--line);
    }
    .article-content td {
        padding: 12px 16px;
        border: 1px solid var(--line);
    }
    .article-content code {
        background: var(--paper-deep);
        padding: 2px 6px;
        border-radius: 4px;
        font-size: 14px;
    }

    .article-empty {
        text-align: center;
        padding: 80px 0;
    }
    .article-empty .empty-icon {
        width: 64px;
        height: 64px;
        margin: 0 auto 24px;
        background: var(--paper-deep);
        border-radius: var(--radius-lg);
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 24px;
        color: var(--muted);
    }
    .article-empty h1 {
        font-size: 32px;
        font-weight: 800;
        margin-bottom: 12px;
    }
    .article-empty p {
        color: var(--muted);
        margin-bottom: 24px;
    }

    /* ===== 相关推荐 ===== */
    .related-section {
        background: var(--paper-deep);
        padding: 80px 0;
    }
    .section-head {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        margin-bottom: 36px;
    }
    .section-head h2 {
        font-size: clamp(28px, 4vw, 32px);
        font-weight: 800;
        margin: 0;
        color: var(--ink);
    }
    .text-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 14px;
        font-weight: 500;
        color: var(--ink);
        transition: gap .2s;
    }
    .text-link:hover { gap: 12px; }
    .related-card {
        display: block;
        background: var(--paper);
        border: 1px solid var(--line);
        border-radius: 16px;
        overflow: hidden;
        height: 100%;
        transition: border-color .3s, box-shadow .3s;
    }
    .related-card:hover {
        border-color: var(--line-strong);
        box-shadow: var(--shadow-card);
    }
    .related-thumb {
        position: relative;
        overflow: hidden;
        aspect-ratio: 16 / 9;
        background: var(--paper-deep);
    }
    .related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform .4s ease;
    }
    .related-card:hover .related-thumb img {
        transform: scale(1.04);
    }
    .badge-flag {
        position: absolute;
        top: 12px;
        left: 12px;
        background: var(--acid);
        color: var(--ink);
        font-size: 12px;
        font-weight: 700;
        padding: 3px 10px;
        border-radius: var(--radius-sm);
        z-index: 1;
    }
    .related-card h3 {
        font-size: 17px;
        font-weight: 700;
        margin: 16px 20px 8px;
        line-height: 1.4;
        color: var(--ink);
    }
    .related-card p {
        font-size: 14px;
        color: var(--muted);
        margin: 0 20px 20px;
        line-height: 1.6;
    }

    /* ===== 收尾区 ===== */
    .article-end-section {
        background: var(--paper);
        padding: 32px 0 48px;
    }
    .article-end-nav {
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 16px;
        padding: 24px 0;
        border-top: 1px solid var(--line);
        border-bottom: 1px solid var(--line);
    }
    .end-prev-next {
        display: flex;
        gap: 10px;
    }
    .share-buttons {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .share-buttons span {
        font-size: 13px;
        color: var(--muted);
    }
    .share-buttons button {
        width: 36px;
        height: 36px;
        border-radius: 10px;
        border: 1px solid var(--line);
        background: var(--paper);
        color: var(--ink);
        font-size: 14px;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: background .2s, border-color .2s, color .2s;
    }
    .share-buttons button:hover {
        background: var(--acid);
        border-color: var(--acid);
        color: var(--ink);
    }

    /* ===== CTA 区 ===== */
    .cta-section {
        background: var(--ink);
        padding: 80px 0;
        position: relative;
        overflow: hidden;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        top: -70%;
        right: -10%;
        width: 460px;
        height: 460px;
        border-radius: 50%;
        border: 2px solid rgba(214,255,63,0.12);
        pointer-events: none;
    }
    .cta-inner {
        position: relative;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 32px;
        z-index: 1;
    }
    .cta-section h2 {
        color: var(--paper);
        font-size: clamp(28px, 4vw, 36px);
        font-weight: 800;
        margin-bottom: 8px;
    }
    .cta-section p {
        color: rgba(247,246,240,0.7);
        margin-bottom: 0;
    }
    .cta-form {
        display: flex;
        gap: 12px;
        max-width: 480px;
        width: 100%;
    }
    .cta-form input {
        flex: 1;
        min-width: 0;
        height: 48px;
        background: var(--paper);
        border: 1px solid transparent;
        border-radius: var(--radius-md);
        padding: 0 16px;
        font-size: 14px;
        color: var(--ink);
        outline: none;
        transition: border-color .2s, box-shadow .2s;
    }
    .cta-form input:focus {
        border-color: var(--acid);
        box-shadow: 0 0 0 4px rgba(214,255,63,0.3);
    }
    .cta-form input::placeholder { color: var(--muted); }
    .cta-form .btn-primary-custom { height: 48px; }

    /* ===== Footer ===== */
    .site-footer {
        background: var(--ink-soft);
        color: var(--paper);
        padding: 72px 0 0;
        font-size: 14px;
    }
    .footer-brand .footer-logo {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 16px;
    }
    .footer-logo .logo-text {
        color: var(--paper);
        font-size: 18px;
        font-weight: 800;
    }
    .footer-desc {
        color: rgba(247,246,240,0.6);
        line-height: 1.7;
        max-width: 320px;
    }
    .footer-links h5 {
        color: var(--paper);
        font-size: 15px;
        font-weight: 700;
        margin-bottom: 16px;
    }
    .footer-links ul {
        list-style: none;
        padding: 0;
        margin: 0;
    }
    .footer-links li {
        margin-bottom: 10px;
    }
    .footer-links a {
        color: rgba(247,246,240,0.6);
        transition: color .2s;
    }
    .footer-links a:hover { color: var(--acid); }
    .footer-subscribe p {
        color: rgba(247,246,240,0.6);
        margin-bottom: 16px;
        line-height: 1.6;
    }
    .footer-form {
        display: flex;
        gap: 8px;
    }
    .footer-form input {
        flex: 1;
        min-width: 0;
        height: 42px;
        background: var(--ink);
        border: 1px solid rgba(247,246,240,0.2);
        border-radius: 10px;
        padding: 0 12px;
        font-size: 13px;
        color: var(--paper);
        outline: none;
        transition: border-color .2s;
    }
    .footer-form input:focus { border-color: var(--acid); }
    .footer-form input::placeholder { color: rgba(247,246,240,0.4); }
    .btn-subscribe {
        height: 42px;
        padding: 0 18px;
        background: var(--acid);
        color: var(--ink);
        border: none;
        border-radius: 10px;
        font-weight: 700;
        font-size: 14px;
        cursor: pointer;
        transition: background .2s;
        white-space: nowrap;
    }
    .btn-subscribe:hover { background: #dfff4f; }
    .footer-bottom {
        margin-top: 56px;
        padding: 24px 0;
        border-top: 1px solid rgba(247,246,240,0.1);
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 12px;
        color: rgba(247,246,240,0.45);
        font-size: 13px;
    }
    .friend-links {
        display: flex;
        gap: 16px;
    }
    .friend-links a {
        color: rgba(247,246,240,0.45);
        transition: color .2s;
    }
    .friend-links a:hover { color: var(--acid); }

    /* ===== 返回顶部 ===== */
    .back-top {
        position: fixed;
        bottom: 32px;
        right: 32px;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: var(--paper);
        color: var(--ink);
        border: 1px solid var(--line);
        font-size: 16px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        z-index: 100;
        opacity: 0;
        visibility: hidden;
        transform: translateY(8px);
        transition: opacity .3s ease, background .3s ease, color .3s ease, transform .3s ease, visibility .3s;
    }
    .back-top.visible {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    .back-top:hover {
        background: var(--acid);
        color: var(--ink);
        transform: translateY(-2px);
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1199px) {
        .logo-sub { display: none; }
        .command-search { width: 240px; }
        .nav-links { gap: 18px; }
    }
    @media (max-width: 991px) {
        .nav-links,
        .nav-actions .command-search,
        .nav-actions > .btn-primary-custom {
            display: none;
        }
        .nav-toggle {
            display: inline-flex;
        }
        .nav-actions { gap: 10px; }
        .article-breadcrumb { padding-top: 92px; }
        .article-main { padding: 32px 0 56px; }
        .related-section { padding: 56px 0; }
        .cta-section { padding: 56px 0; }
        .cta-inner { flex-direction: column; align-items: flex-start; }
    }
    @media (max-width: 767px) {
        .nav-inner { padding: 0 16px; gap: 12px; }
        .logo-text { font-size: 18px; }
        .article-breadcrumb { padding-top: 88px; }
        .article-wrap { padding: 0 4px; }
        .article-header h1 { font-size: 28px; }
        .article-content h2 { font-size: 24px; }
        .article-content { font-size: 15px; line-height: 1.8; }
        .article-end-nav { flex-direction: column; align-items: flex-start; }
        .share-buttons { width: 100%; justify-content: flex-start; }
        .cta-form { flex-direction: column; }
        .cta-form input { width: 100%; }
        .cta-form .btn-primary-custom { width: 100%; }
        .footer-bottom { flex-direction: column; align-items: flex-start; }
        .back-top { bottom: 20px; right: 20px; width: 40px; height: 40px; }
    }