/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary-600: #5B93B7;
            --primary-700: #4A7A99;
            --primary-100: #E8F1F6;
            --accent: #E07A36;
            --accent-hover: #C96A2A;
            --text-primary: #243746;
            --text-secondary: #5A6E7D;
            --bg-page: #F4F8FA;
            --bg-card: #FFFFFF;
            --border: #E3EAF0;
            --success: #2EA083;
            --error: #D64545;
            --radius-card: 12px;
            --radius-btn: 6px;
            --radius-img: 8px;
            --shadow-base: 0 2px 12px rgba(36, 55, 70, 0.08);
            --shadow-hover: 0 10px 24px rgba(36, 55, 70, 0.13);
            --space-section: 80px;
            --space-section-mobile: 48px;
            --font-main: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            --font-num: "DIN Alternate", "Segoe UI", sans-serif;
        }

        /* ===== 基础 reset / base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

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

        body {
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.7;
            color: var(--text-primary);
            background: var(--bg-page);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: var(--primary-600);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover {
            color: var(--primary-700);
            text-decoration: none;
        }

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

        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        ul,
        ol {
            list-style: none;
        }

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

        /* ===== 透明玻璃沉浸导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 68px;
            background: rgba(255, 255, 255, 0.66);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.35);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.is-stuck {
            background: rgba(255, 255, 255, 0.96);
            border-bottom-color: var(--border);
            box-shadow: 0 4px 16px rgba(36, 55, 70, 0.1);
        }

        .header-inner {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
            height: 68px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: #2B3A47;
            border-radius: 10px;
            position: relative;
            overflow: hidden;
        }

        .brand-logo::before {
            content: "";
            width: 22px;
            height: 15px;
            background: #fff;
            border-radius: 50% 50% 45% 45%;
            position: relative;
            top: 5px;
            box-shadow: inset 0 -4px 0 rgba(0, 0, 0, 0.2);
        }

        .brand-logo::after {
            content: "";
            position: absolute;
            bottom: 5px;
            left: 10px;
            width: 7px;
            height: 5px;
            background: #2B3A47;
            border-radius: 50%;
        }

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

        .brand-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
            letter-spacing: 0.5px;
        }

        .brand-sub {
            font-size: 11px;
            color: var(--text-secondary);
            font-weight: 400;
            margin-top: 1px;
        }

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

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            padding: 6px 0;
            position: relative;
            transition: color 0.2s ease;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--primary-600);
            border-radius: 2px;
            transform: translateX(-50%);
            transition: width 0.25s ease;
        }

        .main-nav a:hover {
            color: var(--primary-600);
        }

        .main-nav a:hover::after {
            width: 70%;
        }

        .main-nav a.active {
            color: var(--primary-600);
        }

        .main-nav a.active::after {
            width: 70%;
        }

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

        .search-wrap {
            position: relative;
        }

        .search-btn {
            width: 38px;
            height: 38px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 6px;
            border: 1px solid var(--border);
            background: #fff;
            color: var(--text-secondary);
            transition: all 0.25s ease;
        }

        .search-btn:hover {
            border-color: var(--primary-600);
            color: var(--primary-600);
            background: var(--primary-100);
        }

        .search-input-expand {
            position: absolute;
            right: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 0;
            height: 38px;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 0;
            font-size: 14px;
            opacity: 0;
            visibility: hidden;
            transition: width 0.2s ease, opacity 0.2s ease, padding 0.2s ease;
            background: #fff;
            color: var(--text-primary);
        }

        .search-input-expand.open {
            width: 200px;
            padding: 0 12px;
            opacity: 1;
            visibility: visible;
        }

        .search-input-expand:focus {
            outline: none;
            border-color: var(--primary-600);
            box-shadow: 0 0 0 3px rgba(91, 147, 183, 0.15);
        }

        .btn-header-cta {
            height: 36px;
            padding: 0 20px;
            background: var(--primary-600);
            color: #fff;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: background 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
            box-shadow: 0 2px 8px rgba(91, 147, 183, 0.25);
        }

        .btn-header-cta:hover {
            background: var(--primary-700);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(91, 147, 183, 0.35);
        }

        .nav-toggle {
            display: none;
            width: 38px;
            height: 38px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            border-radius: 6px;
            border: 1px solid var(--border);
            background: #fff;
            transition: all 0.25s ease;
        }

        .nav-toggle span {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: all 0.3s ease;
        }

        .nav-toggle.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.active span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 68px;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 8px 24px rgba(36, 55, 70, 0.1);
            z-index: 99;
            padding: 8px 24px 16px;
        }

        .mobile-menu.open {
            display: block;
        }

        .mobile-menu a {
            display: block;
            height: 44px;
            line-height: 44px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            border-bottom: 1px solid var(--border);
            padding: 0 4px;
            transition: color 0.2s ease;
        }

        .mobile-menu a:last-of-type {
            border-bottom: none;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--primary-600);
        }

        .mobile-menu .btn-mobile-cta {
            display: block;
            height: 40px;
            line-height: 40px;
            text-align: center;
            background: var(--primary-600);
            color: #fff;
            border-radius: 6px;
            font-weight: 600;
            margin-top: 8px;
            border: none;
        }

        .mobile-menu .btn-mobile-cta:hover {
            background: var(--primary-700);
            color: #fff;
        }

        /* ===== Hero 区 ===== */
        .hero {
            position: relative;
            min-height: 580px;
            display: flex;
            align-items: center;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            margin-top: 68px;
            overflow: hidden;
        }

        .hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(36, 55, 70, 0.78), rgba(91, 147, 183, 0.38));
            z-index: 1;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 60px 0;
        }

        .hero-inner {
            max-width: 640px;
            color: #fff;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 20px;
            padding: 5px 14px;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.3px;
            backdrop-filter: blur(4px);
            margin-bottom: 20px;
        }

        .hero-badge i {
            color: var(--accent);
            font-size: 11px;
        }

        .hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
            color: #fff;
        }

        .hero-sub {
            font-size: 16px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.92);
            max-width: 480px;
            margin-bottom: 32px;
        }

        /* 倒计时 */
        .countdown-block {
            margin-bottom: 32px;
        }

        .countdown-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            letter-spacing: 2px;
            margin-bottom: 8px;
        }

        .countdown-cols {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .cd-col {
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 10px;
            padding: 12px 14px;
            min-width: 76px;
            text-align: center;
            backdrop-filter: blur(4px);
        }

        .cd-num {
            display: block;
            font-family: var(--font-num);
            font-size: 34px;
            font-weight: 700;
            line-height: 1.2;
            color: #fff;
            font-variant-numeric: tabular-nums;
            letter-spacing: 1px;
        }

        .cd-unit {
            display: block;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 2px;
        }

        .cd-sep {
            font-size: 26px;
            font-weight: 300;
            color: rgba(255, 255, 255, 0.6);
            position: relative;
            top: -6px;
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }

        .btn-accent {
            height: 44px;
            padding: 0 28px;
            background: var(--accent);
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 4px 14px rgba(224, 122, 54, 0.35);
            transition: background 0.25s ease, transform 0.2s ease, box-shadow 0.25s ease;
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(224, 122, 54, 0.45);
        }

        .btn-outline-light {
            height: 44px;
            padding: 0 24px;
            background: transparent;
            color: #fff;
            font-size: 15px;
            font-weight: 500;
            border-radius: 6px;
            border: 1px solid rgba(255, 255, 255, 0.6);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            transition: background 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.15);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }

        .hero-previews {
            display: flex;
            gap: 28px;
            flex-wrap: wrap;
        }

        .hero-preview-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.9);
        }

        .hero-preview-item i {
            width: 18px;
            height: 18px;
            font-size: 14px;
            color: var(--accent);
        }

        /* ===== 板块通用 ===== */
        .section {
            padding: var(--space-section) 0;
        }

        .section-alt {
            background: var(--bg-card);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }

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

        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 36px;
            flex-wrap: wrap;
        }

        .section-header h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-primary);
            position: relative;
            padding-left: 14px;
        }

        .section-header h2::before {
            content: "";
            position: absolute;
            left: 0;
            top: 6px;
            bottom: 6px;
            width: 4px;
            border-radius: 2px;
            background: var(--primary-600);
        }

        .section-link {
            font-size: 14px;
            color: var(--primary-600);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color 0.2s ease;
        }

        .section-link:hover {
            color: var(--primary-700);
            text-decoration: underline;
        }

        /* ===== 看点区 ===== */
        .watch-points {
            background: var(--primary-100);
            border-radius: 12px;
            padding: 32px 32px 24px;
        }

        .watch-points-list {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .watch-point {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }

        .watch-num {
            font-size: 26px;
            font-weight: 700;
            color: var(--primary-600);
            font-family: var(--font-num);
            line-height: 1;
            min-width: 34px;
        }

        .watch-text {
            font-size: 15px;
            color: var(--text-primary);
            line-height: 1.5;
            padding-top: 4px;
        }

        /* ===== 直播预告 - 横向滚动 ===== */
        .live-cards-scroll {
            display: flex;
            gap: 24px;
            overflow-x: auto;
            padding-bottom: 16px;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            margin-right: -24px;
            padding-right: 24px;
        }

        .live-cards-scroll::-webkit-scrollbar {
            height: 6px;
        }

        .live-cards-scroll::-webkit-scrollbar-track {
            background: transparent;
        }

        .live-cards-scroll::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 3px;
        }

        .live-card {
            flex: 0 0 300px;
            scroll-snap-align: start;
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-base);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
        }

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

        .live-card-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16 / 9;
            background: var(--primary-100);
        }

        .live-card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .live-badge {
            position: absolute;
            left: 12px;
            bottom: 12px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 600;
            padding: 4px 10px;
            border-radius: 4px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            box-shadow: 0 2px 8px rgba(224, 122, 54, 0.4);
            z-index: 2;
        }

        .live-badge i {
            font-size: 10px;
        }

        .live-hot {
            position: absolute;
            right: 12px;
            top: 12px;
            background: rgba(36, 55, 70, 0.65);
            color: #fff;
            font-size: 11px;
            padding: 3px 8px;
            border-radius: 4px;
            backdrop-filter: blur(4px);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            z-index: 2;
        }

        .live-hot i {
            color: var(--accent);
            font-size: 10px;
        }

        .live-card-body {
            padding: 20px;
        }

        .live-card-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .live-card-body p {
            font-size: 13px;
            color: var(--text-secondary);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 16px;
        }

        .live-card-footer {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 8px;
        }

        .btn-subscribe-sm {
            height: 34px;
            padding: 0 16px;
            background: var(--primary-600);
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            border-radius: 6px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: background 0.25s ease, transform 0.2s ease;
        }

        .btn-subscribe-sm:hover {
            background: var(--primary-700);
            color: #fff;
            transform: translateY(-1px);
        }

        .replay-link {
            font-size: 13px;
            color: var(--primary-600);
            font-weight: 500;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color 0.2s ease;
        }

        .replay-link:hover {
            color: var(--primary-700);
            text-decoration: underline;
        }

        /* ===== 最新资讯 CMS 区 ===== */
        .news-section {
            background: var(--bg-page);
        }

        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .news-item {
            display: flex;
            gap: 20px;
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 16px;
            transition: background 0.25s ease, box-shadow 0.25s ease;
        }

        .news-item:hover {
            background: #F7FAFC;
            box-shadow: var(--shadow-base);
        }

        .news-thumb {
            flex-shrink: 0;
            width: 120px;
            height: 90px;
            border-radius: 8px;
            overflow: hidden;
            background: var(--primary-100);
        }

        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .news-item:hover .news-thumb img {
            transform: scale(1.05);
        }

        .news-body {
            flex: 1;
            min-width: 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .news-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 1.4;
            margin-bottom: 6px;
        }

        .news-title a {
            color: var(--text-primary);
            transition: color 0.2s ease;
        }

        .news-title a:hover {
            color: var(--primary-600);
        }

        .news-summary {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .news-meta .tag {
            background: var(--primary-100);
            color: var(--primary-600);
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
        }

        .news-meta .read-more {
            margin-left: auto;
            font-size: 13px;
            font-weight: 500;
            color: var(--primary-600);
        }

        .news-meta .read-more:hover {
            color: var(--primary-700);
            text-decoration: underline;
        }

        .empty-state {
            background: var(--bg-card);
            border: 1px dashed var(--border);
            border-radius: 12px;
            padding: 56px 24px;
            text-align: center;
            color: var(--text-secondary);
            font-size: 15px;
        }

        .empty-state i {
            font-size: 40px;
            color: var(--primary-600);
            display: block;
            margin-bottom: 12px;
            opacity: 0.5;
        }

        /* ===== 提醒订阅区 ===== */
        .subscribe-section {
            background: var(--primary-100);
        }

        .subscribe-card {
            max-width: 720px;
            margin: 0 auto;
            background: var(--bg-card);
            border-radius: 12px;
            box-shadow: var(--shadow-base);
            padding: 48px 40px;
            text-align: center;
        }

        .subscribe-card h2 {
            font-size: 28px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .subscribe-card p {
            font-size: 15px;
            color: var(--text-secondary);
            margin-bottom: 28px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 520px;
            margin: 0 auto;
        }

        .subscribe-form input {
            flex: 1;
            height: 44px;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 0 14px;
            font-size: 14px;
            color: var(--text-primary);
            background: #fff;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        .subscribe-form input:focus {
            outline: none;
            border-color: var(--primary-600);
            box-shadow: 0 0 0 3px rgba(91, 147, 183, 0.15);
        }

        .subscribe-form input::placeholder {
            color: #A5B4C2;
        }

        .subscribe-form .btn-accent {
            flex-shrink: 0;
        }

        .subscribe-status {
            margin-top: 16px;
            font-size: 14px;
            border-radius: 6px;
            padding: 10px 16px;
            display: none;
            text-align: left;
        }

        .subscribe-status.success {
            display: block;
            background: var(--success);
            color: #fff;
        }

        .subscribe-status.error {
            display: block;
            background: var(--error);
            color: #fff;
        }

        /* ===== 往期回放区 ===== */
        .replay-grid {
            display: grid;
            grid-template-columns: 1fr 1.15fr 1fr;
            gap: 24px;
            align-items: start;
        }

        .replay-card {
            background: var(--bg-card);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: var(--shadow-base);
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            display: block;
            color: var(--text-primary);
        }

        .replay-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            color: var(--text-primary);
        }

        .replay-card.middle {
            margin-top: -20px;
            margin-bottom: 20px;
        }

        .replay-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--primary-100);
        }

        .replay-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

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

        .replay-duration {
            position: absolute;
            right: 12px;
            bottom: 12px;
            background: rgba(36, 55, 70, 0.7);
            color: #fff;
            font-size: 12px;
            font-family: var(--font-num);
            padding: 3px 8px;
            border-radius: 4px;
            backdrop-filter: blur(4px);
        }

        .replay-card-body {
            padding: 16px 20px 20px;
        }

        .replay-card-body h3 {
            font-size: 16px;
            font-weight: 600;
            line-height: 1.5;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            color: var(--text-primary);
        }

        .replay-meta {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* ===== FAQ 区 ===== */
        .faq-section .accordion {
            max-width: 860px;
            margin: 0 auto;
            background: transparent;
        }

        .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .accordion-item.is-active {
            border-left: 4px solid var(--primary-600);
            box-shadow: var(--shadow-base);
            border-left-color: var(--primary-600);
        }

        .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            min-height: 48px;
            padding: 12px 20px;
            font-size: 16px;
            font-weight: 500;
            color: var(--text-primary) !important;
            background: transparent !important;
            border: none !important;
            position: relative;
        }

        .accordion-title::after {
            content: "\f078";
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            color: var(--primary-600);
            font-size: 13px;
            transition: transform 0.2s ease;
            position: static !important;
            margin-left: 12px;
        }

        .accordion-item.is-active .accordion-title::after {
            transform: rotate(180deg);
        }

        .accordion-content {
            padding: 0 20px 20px;
            font-size: 15px;
            color: var(--text-secondary);
            line-height: 1.7;
            border-bottom: none !important;
            background: transparent !important;
        }

        /* ===== CTA 区 ===== */
        .cta-strip {
            background: var(--text-primary);
            padding: 48px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-strip::before {
            content: "";
            position: absolute;
            top: -60%;
            right: -10%;
            width: 400px;
            height: 400px;
            border-radius: 50%;
            background: rgba(91, 147, 183, 0.15);
        }

        .cta-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
            position: relative;
            z-index: 2;
        }

        .cta-text h2 {
            font-size: 26px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }

        .cta-text p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
        }

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

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--text-primary);
            padding: 64px 0 24px;
            color: #B8C6D0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            margin-bottom: 48px;
        }

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

        .footer-brand .brand-logo {
            background: rgba(255, 255, 255, 0.12);
        }

        .footer-brand .brand-name {
            color: #fff;
        }

        .footer-brand .brand-sub {
            color: #B8C6D0;
        }

        .footer-brand p {
            font-size: 14px;
            line-height: 1.7;
            color: #B8C6D0;
            max-width: 260px;
        }

        .footer-col h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 18px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            position: relative;
        }

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

        .footer-col ul li a {
            font-size: 14px;
            color: #B8C6D0;
            transition: color 0.2s ease, padding-left 0.2s ease;
            display: inline-block;
            position: relative;
        }

        .footer-col ul li a:hover {
            color: #fff;
            padding-left: 10px;
        }

        .footer-col ul li a:hover::before {
            content: "";
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 3px;
            height: 12px;
            border-radius: 2px;
            background: var(--primary-600);
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            line-height: 1.6;
            color: #B8C6D0;
            margin-bottom: 12px;
        }

        .footer-contact li i {
            width: 16px;
            color: var(--primary-100);
            font-size: 14px;
            flex-shrink: 0;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 14px;
            color: #B8C6D0;
        }

        .footer-bottom a {
            color: #B8C6D0;
            transition: color 0.2s ease;
        }

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

        /* ===== 响应式 ===== */
        @media screen and (max-width: 1023px) {
            .main-nav {
                gap: 20px;
            }

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

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

            .replay-card.middle {
                margin-top: 0;
                margin-bottom: 0;
            }

            .replay-card:last-child {
                grid-column: span 2;
            }

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

        @media screen and (max-width: 767px) {
            .main-nav {
                display: none;
            }

            .search-wrap {
                display: none;
            }

            .btn-header-cta {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .hero {
                min-height: 480px;
            }

            .hero h1 {
                font-size: 32px;
            }

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

            .countdown-cols {
                gap: 6px;
            }

            .cd-col {
                min-width: 62px;
                padding: 10px 8px;
            }

            .cd-num {
                font-size: 26px;
            }

            .cd-sep {
                font-size: 20px;
            }

            .hero-btns {
                flex-direction: column;
                align-items: stretch;
            }

            .hero-btns .btn-accent,
            .hero-btns .btn-outline-light {
                justify-content: center;
            }

            .watch-points-list {
                grid-template-columns: 1fr 1fr;
                gap: 16px;
            }

            .watch-num {
                font-size: 22px;
            }

            .section {
                padding: var(--space-section-mobile) 0;
            }

            .section-header h2 {
                font-size: 24px;
            }

            .news-item {
                flex-direction: column;
                gap: 12px;
                padding: 12px;
            }

            .news-thumb {
                width: 100%;
                height: 140px;
            }

            .subscribe-card {
                padding: 32px 20px;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .subscribe-form .btn-accent {
                width: 100%;
                justify-content: center;
            }

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

            .replay-card:last-child {
                grid-column: auto;
            }

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

            .cta-btn-wrap {
                justify-content: center;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }

            .header-inner {
                padding: 0 16px;
            }

            .hero h1 {
                font-size: 30px;
                line-height: 1.25;
            }

            .hero {
                min-height: 440px;
            }

            .countdown-cols {
                flex-wrap: wrap;
            }

            .cd-col {
                min-width: 54px;
            }

            .cd-sep {
                display: none;
            }

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

            .live-card {
                flex-basis: 260px;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary-600: #5B93B7;
            --primary-700: #4A7A99;
            --primary-100: #E8F1F6;
            --accent: #E07A36;
            --accent-hover: #C96A2A;
            --text-primary: #243746;
            --text-secondary: #5A6E7D;
            --bg-page: #F4F8FA;
            --bg-card: #FFFFFF;
            --border: #E3EAF0;
            --radius-card: 12px;
            --radius-btn: 6px;
            --shadow-base: 0 2px 12px rgba(36, 55, 70, 0.08);
            --shadow-hover: 0 10px 24px rgba(36, 55, 70, 0.13);
            --header-height: 68px;
        }

        /* ===== 基础重置 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text-primary);
            background-color: var(--bg-page);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary-600);
            text-decoration: none;
            transition: color 0.2s ease;
        }

        a:hover {
            color: var(--primary-700);
        }

        ul,
        ol {
            list-style: none;
        }

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

        input,
        button {
            font-family: inherit;
        }

        /* ===== 容器 ===== */
        .grid-container {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: 80px 0;
        }

        .section-head {
            text-align: center;
            max-width: 660px;
            margin: 0 auto 48px;
        }

        .section-head .section-tag {
            display: inline-block;
            font-size: 13px;
            color: var(--primary-600);
            background: var(--primary-100);
            padding: 4px 14px;
            border-radius: 30px;
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.3;
            margin-bottom: 10px;
            color: var(--text-primary);
        }

        .section-head p {
            color: var(--text-secondary);
            font-size: 15px;
            line-height: 1.7;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--header-height);
            background: rgba(255, 255, 255, 0.66);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.35);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.is-stuck {
            background: rgba(255, 255, 255, 0.96);
            border-bottom-color: var(--border);
            box-shadow: 0 4px 16px rgba(36, 55, 70, 0.10);
        }

        .header-inner {
            height: 68px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .brand-logo {
            width: 36px;
            height: 36px;
            display: flex;
            align-items: center;
            justify-content: center;
        }

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

        .brand-name {
            font-size: 17px;
            font-weight: 700;
            color: var(--text-primary);
        }

        .brand-sub {
            font-size: 11px;
            color: var(--text-secondary);
            letter-spacing: 0.02em;
        }

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

        .main-nav a {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-primary);
            position: relative;
            padding: 8px 2px;
            white-space: nowrap;
        }

        .main-nav a::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--primary-600);
            transform: translateX(-50%);
            transition: width 0.25s ease;
        }

        .main-nav a:hover {
            color: var(--primary-600);
        }

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

        .main-nav a.active {
            color: var(--primary-600);
        }

        .main-nav a.active::after {
            width: 0;
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-wrap {
            position: relative;
            display: flex;
            align-items: center;
        }

        .search-btn {
            width: 36px;
            height: 36px;
            border-radius: 6px;
            color: var(--text-secondary);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s ease, color 0.2s ease;
        }

        .search-btn:hover {
            background: var(--primary-100);
            color: var(--primary-600);
        }

        .search-input-expand {
            position: absolute;
            right: 42px;
            top: 50%;
            transform: translateY(-50%) scaleX(0);
            width: 200px;
            height: 36px;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 0 12px;
            font-size: 13px;
            color: var(--text-primary);
            background: #fff;
            transform-origin: right center;
            transition: transform 0.2s ease, opacity 0.2s ease;
            opacity: 0;
            pointer-events: none;
        }

        .search-input-expand.is-open {
            transform: translateY(-50%) scaleX(1);
            opacity: 1;
            pointer-events: auto;
        }

        .btn-header-cta {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 36px;
            padding: 0 18px;
            background: var(--primary-600);
            color: #fff;
            border-radius: 6px;
            font-size: 14px;
            font-weight: 600;
            transition: background 0.2s ease, transform 0.2s ease;
        }

        .btn-header-cta:hover {
            background: var(--primary-700);
            color: #fff;
            transform: translateY(-1px);
        }

        .nav-toggle {
            display: none;
            width: 42px;
            height: 42px;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
        }

        .nav-toggle span {
            width: 22px;
            height: 2px;
            background: var(--text-primary);
            border-radius: 2px;
            transition: transform 0.25s ease, opacity 0.25s ease;
        }

        .nav-toggle.is-open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .nav-toggle.is-open span:nth-child(2) {
            opacity: 0;
        }

        .nav-toggle.is-open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 44px;
            padding: 0 26px;
            border-radius: 6px;
            font-size: 15px;
            font-weight: 600;
            transition: all 0.25s ease;
            line-height: 1;
        }

        .btn:focus-visible {
            outline: 2px solid var(--primary-100);
            outline-offset: 2px;
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
        }

        .btn-accent:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(224, 122, 54, 0.22);
        }

        .btn-outline-light {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.7);
            color: #fff;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.14);
            color: #fff;
            border-color: #fff;
        }

        .btn-outline {
            background: transparent;
            border: 1px solid var(--primary-600);
            color: var(--primary-600);
        }

        .btn-outline:hover {
            background: var(--primary-100);
            color: var(--primary-700);
        }

        .btn-primary {
            background: var(--primary-600);
            color: #fff;
        }

        .btn-primary:hover {
            background: var(--primary-700);
            color: #fff;
            transform: translateY(-2px);
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            min-height: 480px;
            display: flex;
            align-items: center;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 120px 0 80px;
            overflow: hidden;
        }

        .page-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(105deg, rgba(36, 55, 70, 0.78), rgba(91, 147, 183, 0.38));
        }

        .hero-content {
            position: relative;
            z-index: 2;
            color: #fff;
            max-width: 720px;
        }

        .hero-tag {
            display: inline-block;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.28);
            padding: 4px 14px;
            border-radius: 30px;
            font-size: 13px;
            letter-spacing: 0.04em;
            margin-bottom: 18px;
            backdrop-filter: blur(6px);
        }

        .page-hero h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.15;
            margin-bottom: 14px;
            color: #fff;
        }

        .page-hero .hero-lead {
            font-size: 18px;
            opacity: 0.94;
            margin-bottom: 10px;
            color: #fff;
        }

        .page-hero .hero-desc {
            font-size: 15px;
            opacity: 0.82;
            max-width: 580px;
            color: #fff;
        }

        .hero-btns {
            display: flex;
            gap: 14px;
            margin-top: 28px;
            flex-wrap: wrap;
        }

        /* ===== 亮点卡片 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .feature-card {
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 28px 24px;
            box-shadow: var(--shadow-base);
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

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

        .feature-icon {
            width: 44px;
            height: 44px;
            border-radius: 10px;
            background: var(--primary-100);
            color: var(--primary-600);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 16px;
        }

        .feature-card h3 {
            font-size: 17px;
            font-weight: 600;
            margin-bottom: 8px;
            color: var(--text-primary);
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.6;
        }

        /* ===== 焦点赛事列表（左图右文大卡片） ===== */
        .focus-section {
            background: var(--bg-page);
        }

        .focus-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .match-card {
            display: flex;
            gap: 24px;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-base);
            overflow: hidden;
            transition: transform 0.25s ease, box-shadow 0.25s ease;
        }

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

        .match-thumb {
            width: 180px;
            height: 120px;
            flex-shrink: 0;
            position: relative;
            overflow: hidden;
            border-radius: 8px;
            margin: 20px 0 20px 20px;
        }

        .match-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .match-card:hover .match-thumb img {
            transform: scale(1.05);
        }

        .match-badge {
            position: absolute;
            left: 8px;
            top: 8px;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            padding: 2px 10px;
            border-radius: 4px;
            font-weight: 500;
        }

        .match-info {
            flex: 1;
            padding: 20px 24px 20px 0;
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-width: 0;
        }

        .match-info h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--text-primary);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .match-info p {
            font-size: 14px;
            color: var(--text-secondary);
            margin-bottom: 12px;
            line-height: 1.6;
        }

        .match-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: var(--text-secondary);
            flex-wrap: wrap;
        }

        .tag {
            display: inline-block;
            padding: 3px 10px;
            background: var(--primary-100);
            color: var(--primary-600);
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
        }

        .match-meta a {
            margin-left: auto;
            font-weight: 500;
            font-size: 13px;
        }

        .match-meta a i {
            margin-left: 4px;
            font-size: 12px;
        }

        /* ===== 流程区 ===== */
        .process-section {
            background: var(--primary-100);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .process-item {
            text-align: center;
            padding: 32px 20px;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-base);
            transition: transform 0.25s ease;
        }

        .process-item:hover {
            transform: translateY(-4px);
        }

        .process-num {
            width: 48px;
            height: 48px;
            margin: 0 auto 14px;
            border-radius: 50%;
            background: var(--primary-600);
            color: #fff;
            font-size: 17px;
            font-weight: 700;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .process-item h3 {
            font-size: 16px;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--text-primary);
        }

        .process-item p {
            font-size: 13px;
            color: var(--text-secondary);
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            max-width: 760px;
            margin: 0 auto;
            background: transparent;
            border: none;
            list-style: none;
        }

        .accordion {
            background: transparent;
            border: none;
            list-style: none;
        }

        .accordion-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: 8px;
            margin-bottom: 12px;
            overflow: hidden;
            box-shadow: 0 1px 4px rgba(36, 55, 70, 0.04);
            transition: box-shadow 0.25s ease, border-color 0.25s ease;
        }

        .accordion-item.is-active {
            border-left: 4px solid var(--primary-600);
            box-shadow: var(--shadow-base);
        }

        .accordion-item .accordion-title {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            font-size: 15px;
            font-weight: 600;
            color: var(--text-primary);
            line-height: 24px;
            background: transparent;
            border: none;
        }

        .accordion-item .accordion-title:hover {
            color: var(--primary-600);
        }

        .accordion-item .accordion-title i {
            transition: transform 0.2s ease;
            color: var(--text-secondary);
            font-size: 14px;
            margin-left: 16px;
            flex-shrink: 0;
        }

        .accordion-item.is-active .accordion-title i {
            transform: rotate(180deg);
            color: var(--primary-600);
        }

        .accordion-item .accordion-content {
            padding: 0 20px 20px;
            font-size: 14px;
            color: var(--text-secondary);
            line-height: 1.7;
            border: none;
            background: transparent;
        }

        /* ===== CTA 订阅区 ===== */
        .cta-section {
            background: var(--bg-page);
        }

        .cta-box {
            max-width: 760px;
            margin: 0 auto;
            background: var(--bg-card);
            border-radius: var(--radius-card);
            padding: 48px 40px;
            text-align: center;
            box-shadow: var(--shadow-base);
            border: 1px solid var(--border);
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0;
            right: 0;
            height: 4px;
            background: linear-gradient(90deg, var(--primary-600), var(--accent));
        }

        .cta-box h2 {
            font-size: 24px;
            font-weight: 700;
            color: var(--text-primary);
            margin-bottom: 10px;
        }

        .cta-box p {
            color: var(--text-secondary);
            margin-bottom: 24px;
        }

        .subscribe-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }

        .subscribe-form input {
            flex: 1;
            height: 44px;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 0 14px;
            font-size: 14px;
            color: var(--text-primary);
            background: #fff;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
            margin: 0;
        }

        .subscribe-form input::placeholder {
            color: #A5B4C2;
        }

        .subscribe-form input:focus {
            border-color: var(--primary-600);
            box-shadow: 0 0 0 3px rgba(91, 147, 183, 0.15);
            outline: none;
        }

        .subscribe-form button {
            flex-shrink: 0;
            height: 44px;
        }

        .form-status {
            margin-top: 14px;
            font-size: 14px;
            border-radius: 6px;
            padding: 10px 16px;
            display: none;
            text-align: center;
        }

        .form-status.is-success {
            display: block;
            background: #2EA083;
            color: #fff;
        }

        .form-status.is-error {
            display: block;
            background: #D64545;
            color: #fff;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--text-primary);
            color: #B8C6D0;
            padding: 64px 0 24px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 40px;
            margin-bottom: 40px;
        }

        .footer-brand .brand-name {
            color: #fff;
        }

        .footer-brand .brand-sub {
            color: #8FA3B1;
        }

        .footer-brand p {
            font-size: 13px;
            margin-top: 14px;
            line-height: 1.7;
            color: #B8C6D0;
        }

        .footer-col h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }

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

        .footer-col a {
            color: #B8C6D0;
            font-size: 14px;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }

        .footer-col a:hover {
            color: #fff;
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 13px;
            color: #B8C6D0;
        }

        .footer-contact i {
            color: var(--primary-600);
            width: 16px;
            text-align: center;
            flex-shrink: 0;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: #8FA3B1;
        }

        .footer-bottom a {
            color: #B8C6D0;
            transition: color 0.2s ease;
        }

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

        /* ===== 响应式 ===== */
        @media screen and (max-width: 1024px) {
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
            }

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

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

            .main-nav {
                gap: 18px;
            }
        }

        @media screen and (max-width: 768px) {
            .main-nav {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .main-nav.is-open {
                display: flex;
                flex-direction: column;
                position: absolute;
                top: 68px;
                left: 0;
                right: 0;
                background: rgba(255, 255, 255, 0.98);
                border-bottom: 1px solid var(--border);
                padding: 8px 24px 16px;
                gap: 0;
                box-shadow: var(--shadow-hover);
            }

            .main-nav.is-open a {
                width: 100%;
                padding: 14px 0;
                border-bottom: 1px solid var(--border);
                border-radius: 0;
            }

            .main-nav.is-open a::after {
                display: none;
            }

            .header-actions .search-wrap {
                display: none;
            }

            .page-hero {
                min-height: 440px;
            }

            .page-hero h1 {
                font-size: 32px;
            }

            .match-card {
                flex-direction: column;
                gap: 0;
            }

            .match-thumb {
                width: auto;
                height: 200px;
                margin: 16px 16px 0;
            }

            .match-info {
                padding: 16px;
            }

            .match-meta a {
                margin-left: 0;
            }

            .subscribe-form {
                flex-direction: column;
            }

            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        @media screen and (max-width: 520px) {
            .section {
                padding: 48px 0;
            }

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

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

            .process-steps {
                grid-template-columns: 1fr;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }

            .page-hero {
                min-height: 420px;
                padding: 100px 0 60px;
            }

            .hero-btns .btn {
                width: 100%;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .cta-box {
                padding: 36px 24px;
            }

            .cta-box h2 {
                font-size: 21px;
            }
        }

/* roulang page: article */
:root {
        --primary-600: #5B93B7;
        --primary-700: #4A7A99;
        --primary-100: #E8F1F6;
        --accent: #E07A36;
        --accent-hover: #C96A2A;
        --text-primary: #243746;
        --text-secondary: #5A6E7D;
        --bg-page: #F4F8FA;
        --bg-card: #FFFFFF;
        --border: #E3EAF0;
        --success: #2EA083;
        --danger: #D64545;
        --radius-lg: 12px;
        --radius-md: 8px;
        --radius-sm: 6px;
        --shadow-base: 0 2px 12px rgba(36,55,70,0.08);
        --shadow-hover: 0 10px 24px rgba(36,55,70,0.13);
        --font-main: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
        --font-num: "DIN Alternate", "Segoe UI", sans-serif;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-main);
        font-size: 16px;
        line-height: 1.7;
        color: var(--text-primary);
        background: var(--bg-page);
        -webkit-font-smoothing: antialiased;
    }

    img {
        max-width: 100%;
        height: auto;
        display: block;
    }
    a {
        color: var(--primary-600);
        text-decoration: none;
        transition: color 0.25s ease, background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
    }
    a:hover {
        color: var(--primary-700);
    }
    ul,
    ol {
        list-style: none;
    }
    button {
        font-family: inherit;
        cursor: pointer;
    }
    input {
        font-family: inherit;
    }

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

    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 1000;
        height: 68px;
        background: rgba(255, 255, 255, 0.66);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        border-bottom: 1px solid rgba(255, 255, 255, 0.35);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
        transition: all 0.3s ease;
    }
    .site-header.is-stuck {
        background: rgba(255, 255, 255, 0.96);
        border-bottom-color: #E3EAF0;
        box-shadow: 0 4px 16px rgba(36, 55, 70, 0.10);
    }

    .header-inner {
        max-width: 1200px;
        height: 100%;
        margin: 0 auto;
        padding: 0 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 20px;
    }

    .brand {
        display: flex;
        align-items: center;
        gap: 10px;
        flex-shrink: 0;
    }
    .brand-logo {
        width: 36px;
        height: 36px;
        border-radius: 10px;
        position: relative;
        background: linear-gradient(135deg, #243746 60%, var(--primary-600) 60%);
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
    }
    .brand-logo::before {
        content: '';
        width: 16px;
        height: 12px;
        background: #fff;
        border-radius: 50% 50% 45% 45%;
        display: block;
    }
    .brand-text {
        display: flex;
        flex-direction: column;
        line-height: 1.2;
    }
    .brand-name {
        font-size: 18px;
        font-weight: 700;
        color: var(--text-primary);
        letter-spacing: 0.5px;
    }
    .brand-sub {
        font-size: 11px;
        color: var(--text-secondary);
        letter-spacing: 0.3px;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 28px;
    }
    .main-nav a {
        font-size: 15px;
        font-weight: 500;
        color: var(--text-primary);
        padding: 8px 2px;
        position: relative;
        transition: color 0.3s ease;
        white-space: nowrap;
    }
    .main-nav a::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 50%;
        transform: translateX(-50%);
        width: 0;
        height: 2px;
        background: var(--primary-600);
        border-radius: 2px;
        transition: width 0.3s ease;
    }
    .main-nav a:hover {
        color: var(--primary-600);
    }
    .main-nav a:hover::after {
        width: 100%;
    }
    .main-nav a.active {
        color: var(--primary-600);
    }
    .main-nav a.active::after {
        width: 100%;
        background: var(--primary-600);
    }

    .header-actions {
        display: flex;
        align-items: center;
        gap: 12px;
    }
    .search-wrap {
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .search-btn {
        width: 36px;
        height: 36px;
        border: none;
        background: transparent;
        border-radius: 6px;
        cursor: pointer;
        color: var(--text-secondary);
        font-size: 15px;
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.25s ease;
    }
    .search-btn:hover {
        background: var(--primary-100);
        color: var(--primary-600);
    }
    .search-input-expand {
        width: 0;
        opacity: 0;
        border: 1px solid var(--border);
        border-radius: 6px;
        height: 36px;
        padding: 0;
        font-size: 14px;
        transition: all 0.2s ease;
        background: #fff;
        color: var(--text-primary);
    }
    .search-input-expand.show {
        width: 200px;
        opacity: 1;
        padding: 0 14px;
        border-color: var(--primary-600);
        box-shadow: 0 0 0 3px rgba(91, 147, 183, 0.15);
    }
    .search-input-expand:focus {
        outline: none;
        border-color: var(--primary-600);
        box-shadow: 0 0 0 3px rgba(91, 147, 183, 0.15);
    }
    .search-input-expand::placeholder {
        color: #A5B4C2;
    }

    .btn-header-cta {
        height: 36px;
        padding: 0 20px;
        background: var(--primary-600);
        color: #fff;
        border-radius: 6px;
        font-size: 14px;
        font-weight: 500;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: all 0.25s ease;
        white-space: nowrap;
    }
    .btn-header-cta:hover {
        background: var(--primary-700);
        color: #fff;
        transform: translateY(-2px);
    }

    .nav-toggle {
        display: none;
        width: 36px;
        height: 36px;
        border: none;
        background: transparent;
        cursor: pointer;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 4px;
        padding: 0;
    }
    .nav-toggle span {
        display: block;
        width: 20px;
        height: 2px;
        background: var(--text-primary);
        border-radius: 2px;
        transition: all 0.3s ease;
    }

    .mobile-nav {
        display: none;
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;
        background: #fff;
        padding: 16px 24px 24px;
        box-shadow: 0 10px 30px rgba(36, 55, 70, 0.15);
        border-bottom: 1px solid var(--border);
        z-index: 999;
    }
    .mobile-nav.open {
        display: block;
    }
    .mobile-nav a {
        display: block;
        padding: 12px 0;
        font-size: 15px;
        font-weight: 500;
        color: var(--text-primary);
        border-bottom: 1px solid var(--border);
        transition: color 0.25s ease;
    }
    .mobile-nav a:last-child {
        border-bottom: none;
    }
    .mobile-nav a.active,
    .mobile-nav a:hover {
        color: var(--primary-600);
    }
    .mobile-nav .btn-header-cta {
        margin-top: 12px;
        width: 100%;
        height: 44px;
    }

    .article-layout {
        max-width: 860px;
        margin: 0 auto;
        padding-top: 130px;
        padding-bottom: 64px;
    }

    .breadcrumb {
        display: flex;
        align-items: center;
        gap: 8px;
        font-size: 13px;
        color: var(--text-secondary);
        margin-bottom: 28px;
        flex-wrap: wrap;
    }
    .breadcrumb a {
        color: var(--text-secondary);
        transition: color 0.25s ease;
    }
    .breadcrumb a:hover {
        color: var(--primary-600);
    }
    .breadcrumb .sep {
        color: #B5C2CC;
    }
    .breadcrumb .current {
        color: var(--text-primary);
        font-weight: 500;
        max-width: 320px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .article-card {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-base);
        padding: 44px 52px;
        transition: box-shadow 0.3s ease;
    }
    .article-card:hover {
        box-shadow: var(--shadow-hover);
    }

    .article-header {
        margin-bottom: 32px;
        padding-bottom: 28px;
        border-bottom: 1px solid var(--border);
    }
    .article-category-tag {
        display: inline-block;
        background: var(--primary-100);
        color: var(--primary-600);
        font-size: 13px;
        font-weight: 500;
        border-radius: 4px;
        padding: 4px 12px;
        margin-bottom: 16px;
    }
    .article-header h1 {
        font-size: 32px;
        font-weight: 700;
        line-height: 1.3;
        color: var(--text-primary);
        margin-bottom: 14px;
    }
    .article-summary {
        font-size: 15px;
        color: var(--text-secondary);
        margin-bottom: 18px;
        line-height: 1.7;
    }
    .article-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 10px;
        font-size: 13px;
        color: var(--text-secondary);
    }
    .article-meta span {
        display: inline-flex;
        align-items: center;
        gap: 6px;
    }
    .article-meta .dot {
        color: #B5C2CC;
    }
    .article-meta i {
        font-size: 12px;
        color: var(--primary-600);
        width: 14px;
        text-align: center;
    }

    .article-body {
        font-size: 16px;
        line-height: 1.8;
        color: var(--text-primary);
    }
    .article-body p {
        margin-bottom: 24px;
    }
    .article-body h2 {
        font-size: 24px;
        font-weight: 700;
        margin: 36px 0 16px;
        color: var(--text-primary);
    }
    .article-body h3 {
        font-size: 19px;
        font-weight: 600;
        margin: 28px 0 12px;
        color: var(--text-primary);
    }
    .article-body img {
        border-radius: 8px;
        box-shadow: var(--shadow-base);
        margin: 24px auto;
    }
    .article-body blockquote {
        border-left: 4px solid var(--primary-600);
        background: #F7FAFC;
        padding: 16px 20px;
        border-radius: 0 8px 8px 0;
        margin: 24px 0;
        color: var(--text-secondary);
        font-size: 15px;
    }
    .article-body ul {
        padding-left: 0;
        margin-bottom: 24px;
    }
    .article-body ul li {
        list-style: none;
        position: relative;
        padding-left: 20px;
        margin-bottom: 10px;
    }
    .article-body ul li::before {
        content: '';
        position: absolute;
        left: 4px;
        top: 11px;
        width: 6px;
        height: 6px;
        border-radius: 50%;
        background: var(--primary-600);
    }
    .article-body a {
        color: var(--primary-600);
        text-decoration: underline;
        text-underline-offset: 4px;
    }
    .article-body a:hover {
        color: var(--primary-700);
    }

    .not-found-card {
        text-align: center;
    }
    .article-not-found {
        padding: 56px 32px;
    }
    .article-not-found .icon {
        font-size: 48px;
        color: #B5C2CC;
        margin-bottom: 20px;
        display: block;
    }
    .article-not-found h2 {
        font-size: 24px;
        font-weight: 700;
        margin-bottom: 10px;
        color: var(--text-primary);
    }
    .article-not-found p {
        color: var(--text-secondary);
        font-size: 15px;
        margin-bottom: 28px;
    }
    .btn-back-home {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        padding: 12px 28px;
        background: var(--primary-600);
        color: #fff;
        border-radius: 6px;
        font-size: 15px;
        font-weight: 500;
        transition: all 0.25s ease;
    }
    .btn-back-home:hover {
        background: var(--primary-700);
        color: #fff;
        transform: translateY(-2px);
        box-shadow: var(--shadow-hover);
    }
    .btn-back-home:focus,
    .btn-primary:focus,
    .btn-accent:focus {
        outline: 2px solid var(--primary-600);
        outline-offset: 2px;
    }

    .cta-section {
        background: var(--primary-100);
        padding: 64px 0;
    }
    .cta-box {
        max-width: 720px;
        margin: 0 auto;
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-base);
        padding: 44px 40px;
        text-align: center;
    }
    .cta-box h2 {
        font-size: 26px;
        font-weight: 700;
        margin-bottom: 10px;
        color: var(--text-primary);
    }
    .cta-box p {
        color: var(--text-secondary);
        font-size: 15px;
        margin-bottom: 24px;
    }
    .subscribe-form {
        display: flex;
        gap: 12px;
        max-width: 480px;
        margin: 0 auto;
    }
    .subscribe-input {
        flex: 1;
        height: 44px;
        border: 1px solid var(--border);
        border-radius: 6px;
        padding: 0 16px;
        font-size: 15px;
        color: var(--text-primary);
        background: #fff;
        transition: all 0.25s ease;
    }
    .subscribe-input:focus {
        outline: none;
        border-color: var(--primary-600);
        box-shadow: 0 0 0 3px rgba(91, 147, 183, 0.15);
    }
    .subscribe-input::placeholder {
        color: #A5B4C2;
    }
    .btn-accent {
        height: 44px;
        padding: 0 30px;
        background: var(--accent);
        color: #fff;
        border: none;
        border-radius: 6px;
        font-size: 15px;
        font-weight: 500;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        transition: all 0.25s ease;
        white-space: nowrap;
    }
    .btn-accent:hover {
        background: var(--accent-hover);
        transform: translateY(-2px);
        box-shadow: var(--shadow-hover);
        color: #fff;
    }

    .related-section {
        background: var(--bg-page);
        padding: 80px 0 56px;
    }
    .section-title {
        font-size: 28px;
        font-weight: 700;
        text-align: center;
        color: var(--text-primary);
        margin-bottom: 40px;
    }
    .related-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }
    .related-card {
        background: var(--bg-card);
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-base);
        padding: 20px;
        display: flex;
        align-items: flex-start;
        gap: 16px;
        transition: all 0.3s ease;
    }
    .related-card:hover {
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }
    .related-thumb {
        width: 120px;
        height: 80px;
        border-radius: 8px;
        overflow: hidden;
        flex-shrink: 0;
    }
    .related-thumb img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        transition: transform 0.3s ease;
    }
    .related-card:hover .related-thumb img {
        transform: scale(1.05);
    }
    .related-info {
        flex: 1;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        min-height: 80px;
        gap: 6px;
    }
    .related-info h3 {
        font-size: 16px;
        font-weight: 600;
        line-height: 1.4;
        color: var(--text-primary);
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }
    .related-info h3 a {
        color: var(--text-primary);
        transition: color 0.25s ease;
    }
    .related-info h3 a:hover {
        color: var(--primary-600);
    }
    .related-time {
        font-size: 13px;
        color: var(--text-secondary);
    }

    .back-category-wrap {
        text-align: center;
        padding: 32px 0 80px;
        background: var(--bg-page);
    }
    .back-category-link {
        display: inline-flex;
        align-items: center;
        gap: 8px;
        font-size: 15px;
        font-weight: 500;
        color: var(--primary-600);
        padding-bottom: 4px;
        position: relative;
        transition: color 0.25s ease;
    }
    .back-category-link::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 1px;
        background: var(--primary-600);
        transition: background 0.25s ease;
    }
    .back-category-link:hover {
        color: var(--primary-700);
    }
    .back-category-link:hover::after {
        background: var(--primary-700);
    }

    .site-footer {
        background: #243746;
        padding-top: 64px;
        color: #B8C6D0;
    }
    .footer-grid {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
        gap: 40px;
        padding-bottom: 40px;
    }
    .footer-brand .brand {
        margin-bottom: 16px;
    }
    .footer-brand .brand-logo {
        background: linear-gradient(135deg, #ffffff 60%, var(--primary-600) 60%);
    }
    .footer-brand .brand-logo::before {
        background: #243746;
    }
    .footer-brand .brand-name {
        color: #fff;
    }
    .footer-brand .brand-sub {
        color: #B8C6D0;
    }
    .footer-brand p {
        font-size: 14px;
        line-height: 1.6;
        max-width: 260px;
    }
    .footer-col h4 {
        color: #fff;
        font-size: 16px;
        font-weight: 600;
        margin-bottom: 16px;
    }
    .footer-col ul {
        list-style: none;
    }
    .footer-col ul li {
        margin-bottom: 10px;
    }
    .footer-col ul li a {
        color: #B8C6D0;
        font-size: 14px;
        transition: all 0.25s ease;
        display: flex;
        align-items: center;
        gap: 8px;
        padding-left: 0;
    }
    .footer-col ul li a:hover {
        color: #fff;
        padding-left: 2px;
        border-left: 2px solid var(--primary-600);
    }
    .footer-contact li {
        display: flex;
        align-items: center;
        gap: 10px;
    }
    .footer-contact i {
        color: var(--primary-600);
        font-size: 14px;
        width: 16px;
        text-align: center;
        flex-shrink: 0;
    }
    .footer-bottom {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding: 20px 0 24px;
        display: flex;
        align-items: center;
        justify-content: space-between;
        flex-wrap: wrap;
        gap: 8px;
        font-size: 14px;
    }
    .footer-bottom a {
        color: #B8C6D0;
        transition: color 0.25s ease;
    }
    .footer-bottom a:hover {
        color: #fff;
    }

    @media (max-width: 1023px) {
        .article-card {
            padding: 32px 28px;
        }
        .related-grid {
            grid-template-columns: repeat(2, 1fr);
        }
        .footer-grid {
            grid-template-columns: repeat(2, 1fr);
        }
    }

    @media (max-width: 767px) {
        .main-nav,
        .search-btn,
        .search-input-expand,
        .header-actions .btn-header-cta {
            display: none;
        }
        .nav-toggle {
            display: flex;
        }
        .header-actions {
            gap: 8px;
        }
        .article-layout {
            padding: 112px 16px 40px;
        }
        .article-card {
            padding: 24px 20px;
        }
        .article-header h1 {
            font-size: 26px;
        }
        .article-body {
            font-size: 15px;
            line-height: 1.75;
        }
        .article-body h2 {
            font-size: 21px;
        }
        .article-body h3 {
            font-size: 17px;
        }
        .subscribe-form {
            flex-direction: column;
        }
        .btn-accent {
            width: 100%;
        }
        .cta-box {
            padding: 32px 20px;
        }
        .cta-box h2 {
            font-size: 22px;
        }
        .related-grid {
            grid-template-columns: 1fr;
        }
        .section-title {
            font-size: 24px;
            margin-bottom: 28px;
        }
        .footer-grid {
            grid-template-columns: 1fr;
            gap: 32px;
        }
        .footer-bottom {
            flex-direction: column;
            text-align: center;
        }
    }

    @media (max-width: 520px) {
        .container {
            padding: 0 16px;
        }
        .header-inner {
            padding: 0 16px;
        }
        .article-summary {
            font-size: 14px;
        }
        .article-meta {
            gap: 6px;
            font-size: 12px;
        }
        .related-card {
            flex-direction: row;
        }
        .related-thumb {
            width: 100px;
            height: 68px;
        }
    }

/* roulang page: category3 */
:root {
  --primary-600: #5B93B7;
  --primary-700: #4A7A99;
  --primary-100: #E8F1F6;
  --accent: #E07A36;
  --text-primary: #243746;
  --text-secondary: #5A6E7D;
  --bg-page: #F4F8FA;
  --bg-card: #FFFFFF;
  --border: #E3EAF0;
  --success: #2EA083;
  --error: #D64545;
  --radius-card: 12px;
  --radius-btn: 6px;
  --shadow-base: 0 2px 12px rgba(36,55,70,0.08);
  --shadow-hover: 0 10px 24px rgba(36,55,70,0.13);
  --transition-base: all 0.25s ease;
  --font-main: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-page);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--primary-600);
  text-decoration: none;
  transition: var(--transition-base);
}

a:hover {
  color: var(--primary-700);
}

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

/* ========== Header ========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: 68px;
  background: rgba(255,255,255,0.66);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.35);
  box-shadow: 0 4px 20px rgba(0,0,0,0.04);
  transition: var(--transition-base);
}

.site-header.is-stuck {
  background: rgba(255,255,255,0.96);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 16px rgba(36,55,70,0.10);
}

.header-inner {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.brand-logo {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, #243746 0%, #5B93B7 100%);
  position: relative;
  display: inline-block;
}

.brand-logo::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 8px;
  width: 20px;
  height: 20px;
  background: #fff;
  border-radius: 50% 50% 50% 0;
  transform: rotate(-20deg);
}

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

.brand-name {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}

.brand-sub {
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
}

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

.main-nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-primary);
  padding: 8px 2px;
  position: relative;
  transition: var(--transition-base);
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--primary-600);
  transform: translateX(-50%);
  transition: width 0.3s ease;
}

.main-nav a:hover {
  color: var(--primary-600);
}

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

.main-nav a.active {
  color: var(--primary-600);
}

.main-nav a.active::after {
  display: none;
}

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

.search-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.search-btn {
  width: 36px;
  height: 36px;
  border: none;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  cursor: pointer;
  border-radius: var(--radius-btn);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.search-btn:hover {
  background: var(--primary-100);
  color: var(--primary-600);
}

.search-input-expand {
  position: absolute;
  right: 40px;
  top: 50%;
  transform: translateY(-50%);
  width: 0;
  height: 36px;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  font-family: var(--font-main);
  font-size: 14px;
  background: #fff;
  opacity: 0;
  pointer-events: none;
  transition: width 0.2s ease, opacity 0.2s ease, padding 0.2s ease;
}

.search-input-expand.open {
  width: 200px;
  padding: 0 14px;
  opacity: 1;
  pointer-events: auto;
}

.search-input-expand:focus {
  outline: none;
  border-color: var(--primary-600);
  box-shadow: 0 0 0 3px rgba(91,147,183,0.15);
}

.btn-header-cta {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 18px;
  background: var(--primary-600);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: var(--transition-base);
}

.btn-header-cta:hover {
  background: var(--primary-700);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-base);
}

.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: none;
  background: transparent;
  cursor: pointer;
  padding: 8px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  border-radius: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-base);
}

.nav-toggle:hover {
  background: var(--primary-100);
}

/* ========== Mobile Nav ========== */
.mobile-nav {
  display: none;
  position: fixed;
  top: 68px;
  left: 0;
  right: 0;
  z-index: 999;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 10px 24px rgba(36,55,70,0.10);
  padding: 16px 24px 24px;
}

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

.mobile-nav a {
  display: block;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-primary);
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  transition: var(--transition-base);
}

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

.mobile-nav a:hover {
  color: var(--primary-600);
  background: var(--primary-100);
}

.mobile-nav a.active {
  color: var(--primary-600);
}

.mobile-nav .btn-mobile-cta {
  margin-top: 16px;
  display: block;
  text-align: center;
  padding: 12px;
  background: var(--primary-600);
  color: #fff;
  border-radius: var(--radius-btn);
  font-weight: 600;
  border-bottom: none;
}

.mobile-nav .btn-mobile-cta:hover {
  background: var(--primary-700);
  color: #fff;
}

/* ========== Hero ========== */
.category-hero {
  position: relative;
  min-height: 420px;
  background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
  display: flex;
  align-items: center;
  margin-top: 68px;
}

.category-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(36,55,70,0.78), rgba(91,147,183,0.38));
}

.category-hero .container {
  position: relative;
  z-index: 2;
  padding-top: 48px;
  padding-bottom: 48px;
}

.hero-breadcrumb {
  font-size: 13px;
  color: #D6E1EA;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.hero-breadcrumb a {
  color: #D6E1EA;
}

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

.hero-breadcrumb .sep {
  opacity: 0.6;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  font-size: 13px;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 16px;
  letter-spacing: 0.3px;
}

.hero-tag i {
  font-size: 12px;
  color: #FFD9BF;
}

.category-hero h1 {
  font-size: 38px;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 14px;
  letter-spacing: 1px;
}

.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.92);
  line-height: 1.7;
  max-width: 620px;
  margin-bottom: 28px;
}

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

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 26px;
  background: var(--primary-600);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: var(--transition-base);
}

.btn-primary:hover {
  background: var(--primary-700);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-base);
}

.btn-primary:focus,
.btn-accent:focus,
.btn-outline:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(91,147,183,0.3);
}

.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 26px;
  background: var(--accent);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: var(--transition-base);
}

.btn-accent:hover {
  background: #C96A2A;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-base);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 44px;
  padding: 0 26px;
  background: transparent;
  color: var(--primary-600);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid var(--primary-600);
  border-radius: var(--radius-btn);
  cursor: pointer;
  transition: var(--transition-base);
}

.btn-outline:hover {
  background: var(--primary-100);
  color: var(--primary-700);
}

/* ========== Section Common ========== */
.section-block {
  padding: 80px 0;
}

.section-head {
  margin-bottom: 44px;
}

.section-head .section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--primary-600);
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.section-head .section-eyebrow::before {
  content: '';
  width: 20px;
  height: 2px;
  background: var(--primary-600);
  display: inline-block;
}

.section-head h2 {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.3;
  margin-bottom: 10px;
}

.section-head p {
  font-size: 15px;
  color: var(--text-secondary);
  max-width: 640px;
}

/* ========== Feature Grid (Mixed) ========== */
.feature-mixed-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-auto-rows: auto;
  gap: 24px;
}

.feature-card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-base);
  transition: var(--transition-base);
}

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

.feature-card .card-media {
  overflow: hidden;
  position: relative;
}

.feature-card .card-media img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.feature-card:hover .card-media img {
  transform: scale(1.05);
}

.feature-card .card-media .tag-flag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  z-index: 2;
}

.feature-card .card-media .duration-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(36,55,70,0.72);
  color: #fff;
  font-size: 12px;
  padding: 2px 10px;
  border-radius: 12px;
}

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

.feature-card .card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 10px;
}

.feature-card .card-meta .meta-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--border);
}

.feature-card h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.45;
  margin-bottom: 10px;
}

.feature-card .card-excerpt {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}

.feature-card .tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.feature-card .tag-row a {
  font-size: 12px;
  color: var(--primary-600);
  background: var(--primary-100);
  padding: 3px 12px;
  border-radius: 20px;
  transition: var(--transition-base);
}

.feature-card .tag-row a:hover {
  background: var(--primary-600);
  color: #fff;
}

.feature-card .read-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary-600);
  margin-top: 6px;
}

.feature-card .read-link i {
  font-size: 12px;
  transition: transform 0.2s ease;
}

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

/* 宽幅卡片 */
.feature-card.feature-wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  min-height: 280px;
}

.feature-card.feature-wide .card-media img {
  height: 100%;
  min-height: 280px;
}

.feature-card.feature-wide .card-body {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 32px;
}

.feature-card.feature-wide h3 {
  font-size: 22px;
  line-height: 1.4;
  margin-bottom: 14px;
}

.feature-card.feature-wide .card-excerpt {
  font-size: 15px;
  margin-bottom: 20px;
}

/* 矮卡片 */
.feature-card.card-compact .card-media img {
  height: 150px;
}

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

.feature-card.card-compact h3 {
  font-size: 16px;
}

/* ========== Process Steps ========== */
.process-section {
  background: var(--bg-page);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.step-item {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 28px 24px;
  box-shadow: var(--shadow-base);
  position: relative;
  transition: var(--transition-base);
}

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

.step-item .step-num {
  font-size: 32px;
  font-weight: 800;
  color: var(--primary-100);
  line-height: 1;
  margin-bottom: 14px;
  font-family: "DIN Alternate", "Segoe UI", sans-serif;
}

.step-item h3 {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========== Ranking List ========== */
.ranking-wrap {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-base);
  overflow: hidden;
}

.ranking-list {
  list-style: none;
}

.ranking-list li {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 22px 26px;
  border-bottom: 1px solid var(--border);
  transition: background 0.2s ease;
}

.ranking-list li:last-child {
  border-bottom: none;
}

.ranking-list li:hover {
  background: #F7FAFC;
}

.ranking-list .rank-num {
  font-size: 22px;
  font-weight: 800;
  color: var(--primary-100);
  font-family: "DIN Alternate", "Segoe UI", sans-serif;
  min-width: 36px;
}

.ranking-list li:nth-child(-n+3) .rank-num {
  color: var(--accent);
}

.ranking-list .rank-content {
  flex: 1;
  min-width: 0;
}

.ranking-list .rank-content h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ranking-list .rank-content p {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.ranking-list .rank-tag {
  font-size: 12px;
  color: var(--primary-600);
  background: var(--primary-100);
  padding: 4px 12px;
  border-radius: 20px;
  white-space: nowrap;
}

.ranking-list .rank-link {
  font-size: 14px;
  color: var(--primary-600);
  font-weight: 500;
  white-space: nowrap;
}

.ranking-list .rank-link i {
  font-size: 12px;
  transition: transform 0.2s ease;
}

.ranking-list .rank-link:hover i {
  transform: translateX(4px);
}

/* ========== Stats ========== */
.stats-section {
  background: #243746;
  padding: 64px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item .stat-number {
  font-size: 46px;
  font-weight: 800;
  color: #fff;
  font-family: "DIN Alternate", "Segoe UI", sans-serif;
  line-height: 1.2;
  margin-bottom: 6px;
  font-variant-numeric: tabular-nums;
}

.stat-item .stat-label {
  font-size: 14px;
  color: #B8C6D0;
}

.stat-item .stat-number span {
  color: var(--accent);
}

/* ========== FAQ ========== */
.faq-wrap {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition-base);
}

.faq-item.open {
  border-left: 4px solid var(--primary-600);
  box-shadow: var(--shadow-base);
}

.faq-item .faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-main);
  line-height: 1.5;
}

.faq-item .faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--primary-100);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: var(--transition-base);
}

.faq-item .faq-icon::before {
  content: '+';
  font-size: 16px;
  color: var(--primary-600);
  font-weight: 700;
  line-height: 1;
}

.faq-item.open .faq-icon::before {
  content: '−';
}

.faq-item .faq-answer {
  display: none;
  padding: 0 20px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
}

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

/* ========== CTA / Subscribe ========== */
.cta-section {
  background: var(--primary-100);
  padding: 64px 0;
}

.cta-box {
  max-width: 720px;
  margin: 0 auto;
  background: var(--bg-card);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-base);
  padding: 44px 40px;
  text-align: center;
}

.cta-box h2 {
  font-size: 26px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.cta-box p {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.cta-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
}

.cta-form input[type="email"],
.cta-form input[type="text"] {
  flex: 1;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: var(--radius-btn);
  padding: 0 16px;
  font-family: var(--font-main);
  font-size: 14px;
  color: var(--text-primary);
  transition: var(--transition-base);
}

.cta-form input:focus {
  outline: none;
  border-color: var(--primary-600);
  box-shadow: 0 0 0 3px rgba(91,147,183,0.15);
}

.cta-form input::placeholder {
  color: #A5B4C2;
}

.form-status {
  margin-top: 16px;
  font-size: 14px;
  padding: 10px 16px;
  border-radius: var(--radius-btn);
  display: none;
}

.form-status.success {
  display: block;
  background: var(--success);
  color: #fff;
}

.form-status.error {
  display: block;
  background: var(--error);
  color: #fff;
}

/* ========== Footer ========== */
.site-footer {
  background: #243746;
  color: #B8C6D0;
  padding-top: 64px;
  padding-bottom: 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 40px;
}

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

.footer-brand .brand-logo {
  background: linear-gradient(135deg, #5B93B7 0%, #7FB0CE 100%);
}

.footer-brand .brand-name {
  color: #fff;
}

.footer-brand .brand-sub {
  color: #A5B4C2;
}

.footer-brand p {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

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

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

.footer-col ul a {
  font-size: 14px;
  color: #B8C6D0;
  transition: var(--transition-base);
  display: inline-flex;
  align-items: center;
}

.footer-col ul a:hover {
  color: #fff;
  padding-left: 4px;
  border-left: 2px solid var(--primary-600);
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
}

.footer-contact li i {
  width: 16px;
  color: var(--primary-600);
  font-size: 14px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: #A5B4C2;
}

.footer-bottom a {
  color: #A5B4C2;
  font-size: 13px;
}

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

/* ========== Responsive ========== */
@media screen and (max-width: 1023px) {
  .main-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .btn-header-cta {
    display: none;
  }

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

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

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

  .feature-mixed-grid {
    grid-template-columns: 1fr;
  }

  .feature-card.feature-wide {
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
  }

  .feature-card.feature-wide .card-media img {
    min-height: 220px;
  }

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

@media screen and (max-width: 639px) {
  .section-block {
    padding: 48px 0;
  }

  .category-hero {
    min-height: 440px;
  }

  .category-hero h1 {
    font-size: 30px;
  }

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

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
  }

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

  .section-head h2 {
    font-size: 22px;
  }

  .feature-card .card-media img {
    height: 180px;
  }

  .feature-card.card-compact .card-media img {
    height: 140px;
  }

  .feature-card.feature-wide .card-body {
    padding: 24px 20px;
  }

  .feature-card.feature-wide h3 {
    font-size: 18px;
  }

  .steps-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .stat-item .stat-number {
    font-size: 34px;
  }

  .ranking-list li {
    flex-wrap: wrap;
    padding: 18px 20px;
    gap: 10px;
  }

  .ranking-list .rank-tag {
    display: none;
  }

  .ranking-list .rank-content h3,
  .ranking-list .rank-content p {
    white-space: normal;
  }

  .cta-box {
    padding: 32px 20px;
  }

  .cta-form {
    flex-direction: column;
  }

  .cta-form .btn-accent {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .search-input-expand.open {
    width: 160px;
  }

  .container {
    padding: 0 18px;
  }
}

@media screen and (max-width: 420px) {
  .search-input-expand {
    display: none;
  }

  .brand-name {
    font-size: 15px;
  }

  .brand-sub {
    font-size: 10px;
  }

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

/* roulang page: category2 */
:root {
    --primary-600: #5B93B7;
    --primary-700: #4A7A99;
    --primary-100: #E8F1F6;
    --accent: #E07A36;
    --accent-hover: #C96A2A;
    --text-primary: #243746;
    --text-secondary: #5A6E7D;
    --bg-page: #F4F8FA;
    --bg-card: #FFFFFF;
    --border: #E3EAF0;
    --success: #2EA083;
    --danger: #D64545;
    --radius-card: 12px;
    --radius-btn: 6px;
    --shadow-sm: 0 2px 12px rgba(36,55,70,0.08);
    --shadow-md: 0 10px 24px rgba(36,55,70,0.13);
    --font-main: "PingFang SC", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
    --font-num: "DIN Alternate", "Segoe UI", sans-serif;
}
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--font-main);
    font-size: 15px;
    line-height: 1.7;
    color: var(--text-primary);
    background-color: var(--bg-page);
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    display: block;
}
a {
    text-decoration: none;
    color: inherit;
    transition: color 0.2s ease;
}
ul, ol {
    list-style: none;
}
button {
    font-family: inherit;
    border: none;
    background: none;
    cursor: pointer;
}
input {
    font-family: inherit;
    border: none;
    outline: none;
}
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
}
.section {
    padding: 80px 0;
}
.section-head {
    text-align: center;
    margin-bottom: 48px;
}
.section-head h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}
.section-head .section-sub {
    display: inline-block;
    margin-top: 10px;
    font-size: 15px;
    color: var(--text-secondary);
    letter-spacing: 0.02em;
    position: relative;
}
.section-head .section-sub::after {
    content: '';
    display: block;
    width: 40px;
    height: 3px;
    border-radius: 3px;
    background: var(--primary-600);
    margin: 12px auto 0;
}
.badge {
    display: inline-block;
    background: var(--primary-100);
    color: var(--primary-700);
    font-size: 12px;
    font-weight: 500;
    padding: 4px 12px;
    border-radius: 4px;
    white-space: nowrap;
}

/* ===== Header ===== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 68px;
    z-index: 1000;
    background: rgba(255,255,255,0.66);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid rgba(255,255,255,0.35);
    box-shadow: 0 4px 20px rgba(0,0,0,0.04);
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.is-stuck {
    background: rgba(255,255,255,0.96);
    border-bottom-color: #E3EAF0;
    box-shadow: 0 4px 16px rgba(36,55,70,0.10);
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    height: 68px;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.brand-logo {
    width: 34px;
    height: 34px;
    background: var(--text-primary);
    border-radius: 50% 50% 44% 44%;
    position: relative;
    display: inline-block;
    flex-shrink: 0;
}
.brand-logo::before,
.brand-logo::after {
    content: '';
    position: absolute;
    width: 13px;
    height: 13px;
    background: inherit;
    border-radius: 50%;
    top: -5px;
}
.brand-logo::before {
    left: -3px;
}
.brand-logo::after {
    right: -3px;
}
.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1.1;
}
.brand-name {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 0.02em;
}
.brand-sub {
    font-size: 11px;
    color: var(--text-secondary);
    letter-spacing: 0.06em;
}
.main-nav {
    display: flex;
    align-items: center;
    gap: 30px;
}
.main-nav a {
    position: relative;
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    padding: 8px 0;
    transition: color 0.2s ease;
}
.main-nav a::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--primary-600);
    border-radius: 2px;
    transform: translateX(-50%);
    transition: width 0.25s ease;
}
.main-nav a:hover {
    color: var(--primary-600);
}
.main-nav a:hover::after {
    width: 20px;
}
.main-nav a.active {
    color: var(--primary-600);
    font-weight: 600;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}
.search-wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.search-btn {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-btn);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 15px;
    transition: background 0.2s ease, color 0.2s ease;
}
.search-btn:hover {
    background: var(--primary-100);
    color: var(--primary-600);
}
.search-input-expand {
    width: 0;
    height: 36px;
    padding: 0;
    border: 1px solid transparent;
    border-radius: var(--radius-btn);
    font-size: 14px;
    color: var(--text-primary);
    background: var(--bg-card);
    opacity: 0;
    transition: width 0.25s ease, opacity 0.2s ease, border-color 0.2s ease;
}
.search-input-expand.show {
    width: 200px;
    padding: 0 14px;
    margin-left: 8px;
    opacity: 1;
    border-color: var(--border);
}
.search-input-expand.show:focus {
    border-color: var(--primary-600);
    box-shadow: 0 0 0 3px rgba(91,147,183,0.15);
}
.btn-header-cta {
    display: inline-flex;
    align-items: center;
    height: 36px;
    padding: 0 20px;
    background: var(--primary-600);
    color: #fff;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-btn);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-header-cta:hover {
    background: var(--primary-700);
    color: #fff;
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(91,147,183,0.25);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}
.nav-toggle span {
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 560px;
    display: flex;
    align-items: center;
    background-image: linear-gradient(105deg, rgba(36,55,70,0.78), rgba(91,147,183,0.38)), url('/assets/images/backpic/back-3.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding-top: 68px;
}
.hero-inner {
    width: 100%;
    padding: 80px 0;
}
.hero-content {
    max-width: 680px;
}
.hero-tagline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.25);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    color: #fff;
    font-size: 13px;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 20px;
    letter-spacing: 0.04em;
}
.hero h1 {
    font-size: 42px;
    font-weight: 800;
    line-height: 1.15;
    color: #fff;
    margin-bottom: 18px;
    letter-spacing: 0.01em;
}
.hero-desc {
    font-size: 16px;
    line-height: 1.7;
    color: rgba(255,255,255,0.9);
    margin-bottom: 32px;
    max-width: 560px;
}
.hero-actions {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    background: var(--primary-600);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-btn);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover {
    background: var(--primary-700);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(36,55,70,0.18);
}
.btn-accent {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    background: var(--accent);
    color: #fff;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-btn);
    transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-accent:hover {
    background: var(--accent-hover);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(224,122,54,0.22);
}
.btn-outline-light {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 44px;
    padding: 0 28px;
    background: transparent;
    color: #fff;
    font-size: 15px;
    font-weight: 500;
    border: 1px solid rgba(255,255,255,0.7);
    border-radius: var(--radius-btn);
    transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.btn-outline-light:hover {
    background: rgba(255,255,255,0.12);
    color: #fff;
    border-color: #fff;
    transform: translateY(-2px);
}
.hero-points {
    display: flex;
    gap: 32px;
    margin-top: 48px;
    flex-wrap: wrap;
}
.hero-point {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.85);
    font-size: 13px;
}
.hero-point i {
    font-size: 15px;
    color: rgba(255,255,255,0.9);
}

/* ===== Timeline ===== */
.timeline-section {
    background: var(--bg-page);
}
.timeline-list {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 0;
}
.timeline-list::before {
    content: '';
    position: absolute;
    left: 110px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}
.timeline-item {
    position: relative;
    display: flex;
    align-items: flex-start;
    gap: 32px;
    padding: 24px 0 24px 0;
    margin: 0;
}
.timeline-marker {
    position: absolute;
    left: 103px;
    top: 36px;
    width: 16px;
    height: 16px;
    background: var(--bg-card);
    border: 3px solid var(--primary-600);
    border-radius: 50%;
    z-index: 1;
    box-shadow: 0 0 0 4px rgba(91,147,183,0.12);
}
.timeline-date {
    width: 110px;
    flex-shrink: 0;
    text-align: right;
    padding-right: 24px;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    line-height: 1.2;
}
.tl-day {
    font-family: var(--font-num);
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-600);
    letter-spacing: -0.02em;
}
.tl-month {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}
.timeline-body {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 20px 24px;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.timeline-body:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.timeline-body h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 6px;
    line-height: 1.4;
}
.timeline-body .tl-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
}
.timeline-meta {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}
.timeline-meta .badge {
    display: inline-block;
    background: var(--primary-100);
    color: var(--primary-700);
    font-size: 12px;
    padding: 3px 10px;
    border-radius: 4px;
}
.timeline-meta a {
    margin-left: auto;
    font-size: 13px;
    font-weight: 500;
    color: var(--primary-600);
    text-decoration: underline;
    text-underline-offset: 4px;
    transition: color 0.2s ease;
}
.timeline-meta a:hover {
    color: var(--primary-700);
}
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 48px;
}
.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 12px;
    border-radius: 4px;
    font-size: 14px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    transition: border-color 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.pagination a:hover {
    border-color: var(--primary-600);
    color: var(--primary-600);
}
.pagination .current {
    background: var(--primary-600);
    border-color: var(--primary-600);
    color: #fff;
    font-weight: 600;
}
.pagination .disabled {
    opacity: 0.55;
    cursor: not-allowed;
    pointer-events: none;
}

/* ===== Feature Cards ===== */
.feature-section {
    background: var(--bg-card);
}
.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}
.feature-card {
    background: var(--bg-page);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 32px 24px;
    text-align: center;
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.feature-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}
.feature-icon {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background: var(--primary-100);
    color: var(--primary-600);
    font-size: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 18px;
}
.feature-card h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}
.feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Scenarios ===== */
.scenario-section {
    background: var(--bg-page);
}
.scenario-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}
.scenario-item {
    display: flex;
    gap: 16px;
    background: var(--bg-card);
    border-radius: var(--radius-card);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    transition: box-shadow 0.25s ease, transform 0.25s ease;
}
.scenario-item:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}
.scenario-item .sc-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--primary-100);
    color: var(--primary-600);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}
.scenario-item h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}
.scenario-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Steps ===== */
.steps-section {
    background: var(--bg-card);
}
.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    counter-reset: step;
}
.step-item {
    position: relative;
    text-align: center;
    padding: 32px 20px 24px;
    background: var(--bg-page);
    border-radius: var(--radius-card);
    border: 1px solid var(--border);
}
.step-num {
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--primary-600);
    color: #fff;
    font-family: var(--font-num);
    font-size: 20px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    box-shadow: 0 4px 12px rgba(91,147,183,0.25);
}
.step-item h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
}
.step-item p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== FAQ ===== */
.faq-section {
    background: var(--bg-page);
}
.accordion {
    max-width: 860px;
    margin: 0 auto;
    background: transparent !important;
    border: none !important;
}
.accordion-item {
    background: var(--bg-card);
    border: 1px solid var(--border) !important;
    border-radius: var(--radius-card);
    margin-bottom: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.25s ease;
}
.accordion-item.is-active {
    border-left: 4px solid var(--primary-600) !important;
    box-shadow: var(--shadow-md);
}
.accordion-title {
    min-height: 48px;
    padding: 14px 20px !important;
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary) !important;
    background: var(--bg-card) !important;
    border: none !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}
.accordion-title::after {
    content: '\f107' !important;
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--primary-600);
    font-size: 16px;
    transition: transform 0.2s ease;
}
.accordion-item.is-active .accordion-title::after {
    transform: rotate(180deg);
}
.accordion-title:hover,
.accordion-title:focus {
    background: var(--primary-100) !important;
    color: var(--primary-700) !important;
}
.accordion-content {
    padding: 0 20px 20px !important;
    background: var(--bg-card) !important;
    border: none !important;
    animation: accordion-fade 0.25s ease;
}
@keyframes accordion-fade {
    from { opacity: 0; transform: translateY(-4px); }
    to { opacity: 1; transform: translateY(0); }
}
.accordion-content p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    border-top: 1px dashed var(--border);
    padding-top: 14px;
    margin-top: 4px;
}

/* ===== CTA ===== */
.cta-section {
    position: relative;
    background-image: linear-gradient(105deg, rgba(36,55,70,0.85), rgba(91,147,183,0.55)), url('/assets/images/backpic/back-2.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 80px 0;
    text-align: center;
}
.cta-inner {
    max-width: 720px;
    margin: 0 auto;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    padding: 48px 32px;
}
.cta-inner h2 {
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}
.cta-inner p {
    font-size: 15px;
    color: rgba(255,255,255,0.88);
    margin-bottom: 28px;
}
.cta-actions {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.subscribe-form {
    display: flex;
    gap: 10px;
    max-width: 480px;
    margin: 0 auto;
    flex-wrap: wrap;
    justify-content: center;
}
.subscribe-form input {
    flex: 1;
    min-width: 240px;
    height: 44px;
    border-radius: var(--radius-btn);
    border: 1px solid rgba(255,255,255,0.4);
    background: rgba(255,255,255,0.16);
    color: #fff;
    padding: 0 16px;
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.subscribe-form input::placeholder {
    color: rgba(255,255,255,0.7);
}
.subscribe-form input:focus {
    border-color: #fff;
    background: rgba(255,255,255,0.24);
    box-shadow: 0 0 0 3px rgba(255,255,255,0.15);
}
.subscribe-form .btn-accent {
    height: 44px;
    flex-shrink: 0;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--text-primary);
    color: #B8C6D0;
    padding: 64px 0 24px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 40px;
    margin-bottom: 40px;
}
.footer-brand .brand-name {
    color: #fff;
}
.footer-brand .brand-sub {
    color: #B8C6D0;
}
.footer-brand p {
    font-size: 14px;
    line-height: 1.7;
    color: #B8C6D0;
    margin-top: 14px;
    max-width: 260px;
}
.footer-col h4 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
}
.footer-col ul li {
    margin-bottom: 10px;
    font-size: 14px;
}
.footer-col ul li a {
    color: #B8C6D0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: color 0.2s ease, padding-left 0.2s ease;
}
.footer-col ul li a:hover {
    color: #fff;
    padding-left: 6px;
    border-left: 2px solid var(--primary-600);
}
.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: #B8C6D0;
    font-size: 14px;
    line-height: 1.6;
}
.footer-contact li i {
    width: 18px;
    color: var(--primary-600);
    margin-top: 3px;
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 14px;
    color: #B8C6D0;
}
.footer-bottom a {
    color: #B8C6D0;
    transition: color 0.2s ease;
}
.footer-bottom a:hover {
    color: #fff;
}

/* ===== Responsive ===== */
@media (max-width: 1023px) {
    .main-nav {
        display: none;
    }
    .nav-toggle {
        display: flex;
    }
    .main-nav.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 68px;
        left: 0;
        width: 100%;
        background: rgba(255,255,255,0.98);
        backdrop-filter: blur(14px);
        -webkit-backdrop-filter: blur(14px);
        padding: 12px 24px 24px;
        gap: 0;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 12px 24px rgba(36,55,70,0.08);
        z-index: 999;
    }
    .main-nav.open a {
        display: flex;
        align-items: center;
        height: 44px;
        padding: 0 12px;
        font-size: 15px;
        border-bottom: 1px solid var(--border);
        color: var(--text-primary);
    }
    .main-nav.open a:hover::after {
        display: none;
    }
    .main-nav.open a.active {
        color: var(--primary-600);
        background: var(--primary-100);
        border-radius: 6px;
    }
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .steps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .timeline-list::before {
        left: 50px;
    }
    .timeline-marker {
        left: 43px;
    }
    .timeline-date {
        width: 50px;
        padding-right: 12px;
        align-items: flex-end;
    }
    .tl-day {
        font-size: 22px;
    }
}
@media (max-width: 639px) {
    .section {
        padding: 48px 0;
    }
    .section-head h2 {
        font-size: 24px;
    }
    .hero {
        min-height: 440px;
    }
    .hero h1 {
        font-size: 32px;
    }
    .hero-desc {
        font-size: 15px;
    }
    .hero-actions .btn-primary,
    .hero-actions .btn-accent,
    .hero-actions .btn-outline-light {
        width: 100%;
    }
    .hero-points {
        gap: 16px;
    }
    .feature-grid {
        grid-template-columns: 1fr;
    }
    .scenario-grid {
        grid-template-columns: 1fr;
    }
    .steps-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
    }
    .footer-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .timeline-list::before {
        left: 28px;
    }
    .timeline-marker {
        left: 21px;
    }
    .timeline-item {
        gap: 12px;
        padding-left: 0;
    }
    .timeline-date {
        width: 40px;
        padding-right: 6px;
        align-items: flex-end;
    }
    .tl-day {
        font-size: 20px;
    }
    .tl-month {
        font-size: 11px;
    }
    .timeline-body {
        padding: 16px;
    }
    .timeline-body h3 {
        font-size: 16px;
    }
    .search-input-expand.show {
        width: 150px;
    }
    .btn-header-cta {
        display: none;
    }
    .container {
        padding: 0 16px;
    }
    .header-inner {
        padding: 0 16px;
    }
    .cta-section {
        padding: 48px 0;
    }
    .cta-inner {
        padding: 32px 20px;
    }
}