/* roulang page: index */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0E7C66;
            --primary-dark: #0A5B4A;
            --accent: #FF6A3D;
            --accent-dark: #E5522A;
            --bg: #F7F5F1;
            --surface: #FFFFFF;
            --text: #1F2A26;
            --text-muted: #6B7A74;
            --border: #E5E1DB;
            --dark-panel: #0A1E1A;
            --live-red: #E11D48;
            --radius-lg: 20px;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.12);
            --font-base: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
        }

        /* ===== 基础 reset ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-base);
            font-size: 1rem;
            line-height: 1.75;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: var(--primary);
        }
        button {
            font-family: inherit;
        }
        input,
        textarea {
            font-family: inherit;
        }
        :focus-visible {
            outline: 3px solid rgba(14, 124, 102, 0.35);
            outline-offset: 2px;
        }

        /* ===== 容器与板块间距 ===== */
        .container {
            max-width: 1200px;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 576px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        .section {
            padding: 80px 0;
        }
        @media (max-width: 767.98px) {
            .section {
                padding: 48px 0;
            }
        }
        .section-head {
            margin-bottom: 40px;
        }
        .section-head h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            line-height: 1.35;
            margin: 0 0 8px;
            color: var(--text);
        }
        .section-head p.section-desc {
            color: var(--text-muted);
            font-size: 0.9375rem;
            margin: 0;
        }
        @media (max-width: 767.98px) {
            .section-head {
                margin-bottom: 24px;
            }
        }

        /* ===== Bootstrap 重绘 ===== */
        .btn {
            border-radius: 12px;
            font-weight: 600;
            letter-spacing: 0.01em;
            padding: 0.625rem 1.5rem;
            border: none;
            transition: all 0.25s ease;
        }
        .btn-accent {
            background: var(--accent);
            color: #fff;
        }
        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 18px rgba(255, 106, 61, 0.28);
        }
        .btn-accent:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-outline {
            background: transparent;
            border: 2px solid var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover,
        .btn-outline:focus {
            background: rgba(14, 124, 102, 0.1);
            color: var(--primary-dark);
            border-color: var(--primary-dark);
        }
        .btn-lg {
            padding: 0.8125rem 2rem;
            font-size: 1rem;
        }
        .btn-sm {
            padding: 0.5rem 1.25rem;
            font-size: 0.875rem;
        }
        .form-control {
            height: 46px;
            border-radius: 10px;
            border: 1px solid var(--border);
            padding: 0.625rem 1rem;
            font-size: 0.9375rem;
            background: #fff;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(14, 124, 102, 0.15);
            outline: none;
        }
        .badge {
            border-radius: 6px;
            font-weight: 500;
            padding: 4px 10px;
            font-size: 0.8125rem;
            background: rgba(14, 124, 102, 0.1);
            color: var(--primary);
        }
        .navbar {
            padding: 0;
        }

        /* ===== 导航面板 ===== */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.94);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-radius: 0 0 20px 20px;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            padding: 10px 0;
        }
        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text);
            letter-spacing: 0.01em;
            padding: 0;
        }
        .navbar-brand:hover {
            color: var(--text);
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            background: var(--primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            flex-shrink: 0;
            box-shadow: 0 3px 10px rgba(14, 124, 102, 0.2);
        }
        .nav-cards-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: auto;
            margin-right: auto;
        }
        .nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            background: #F1EFEB;
            border-radius: 12px;
            padding: 8px 16px;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--text);
            white-space: nowrap;
            transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
        }
        .nav-pill i {
            font-size: 0.8rem;
        }
        .nav-pill:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(14, 124, 102, 0.22);
        }
        .nav-pill.active {
            background: var(--primary);
            color: #fff;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-left: 0;
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 6px 10px;
            background: #fff;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(14, 124, 102, 0.15);
            outline: none;
        }
        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(31,42,38,0.75)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
            width: 22px;
            height: 22px;
        }
        @media (max-width: 991.98px) {
            .navbar-collapse {
                margin-top: 12px;
                padding: 16px;
                background: var(--surface);
                border-radius: var(--radius);
                box-shadow: var(--shadow-lg);
                border: 1px solid var(--border);
            }
            .nav-cards-wrap {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                width: 100%;
                margin: 0;
            }
            .nav-pill {
                justify-content: center;
                width: 100%;
            }
        }
        @media (max-width: 575.98px) {
            .brand-text {
                font-size: 1.125rem;
            }
            .nav-actions .btn {
                padding: 0.4rem 0.9rem;
                font-size: 0.8125rem;
            }
        }

        /* ===== Hero 直播预告流 ===== */
        .hero-section {
            padding: 24px 0 0;
        }
        .hero-card {
            background: var(--surface);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-lg);
            border: 1px solid var(--border);
            overflow: hidden;
        }
        .hero-media-inner {
            position: relative;
            height: 100%;
            min-height: 420px;
            background: var(--dark-panel);
        }
        .hero-media-inner img {
            position: absolute;
            inset: 0;
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .hero-media-inner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 30, 26, 0.1) 0%, rgba(10, 30, 26, 0.35) 100%);
        }
        .live-badge {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--live-red);
            color: #fff;
            font-size: 0.8125rem;
            font-weight: 700;
            letter-spacing: 0.06em;
            padding: 6px 12px;
            border-radius: 6px;
            box-shadow: 0 4px 14px rgba(225, 29, 72, 0.4);
        }
        .live-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #fff;
            animation: livePulse 1.4s ease-in-out infinite;
        }
        @keyframes livePulse {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.45;
                transform: scale(0.75);
            }
        }
        .hero-media-meta {
            position: absolute;
            bottom: 16px;
            left: 16px;
            right: 16px;
            z-index: 2;
            display: flex;
            gap: 16px;
            color: #fff;
            font-size: 0.875rem;
            font-weight: 500;
            text-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
        }
        .hero-media-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .hero-info {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .countdown-panel {
            background: var(--dark-panel);
            border-radius: var(--radius);
            padding: 20px 22px;
            margin-bottom: 20px;
        }
        .countdown-label {
            display: block;
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.8125rem;
            letter-spacing: 0.08em;
            margin-bottom: 6px;
        }
        .countdown-row {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .cd-item {
            text-align: center;
            min-width: 52px;
        }
        .cd-num {
            display: block;
            font-family: "JetBrains Mono", "Roboto Mono", monospace;
            font-size: 2.25rem;
            font-weight: 700;
            line-height: 1.15;
            color: #fff;
        }
        .cd-unit {
            display: block;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
            margin-top: 2px;
        }
        .cd-sep {
            color: var(--accent);
            font-size: 1.75rem;
            font-weight: 700;
            font-family: "JetBrains Mono", "Roboto Mono", monospace;
            line-height: 1;
            margin-top: -10px;
        }
        .hero-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--primary);
            font-size: 0.875rem;
            font-weight: 600;
            letter-spacing: 0.04em;
            margin-bottom: 8px;
            text-transform: uppercase;
        }
        .hero-title {
            font-size: clamp(1.75rem, 3.2vw, 2.4rem);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 12px;
            color: var(--text);
        }
        .hero-match {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 0 0 2px;
            color: var(--text);
        }
        .hero-match .vs {
            color: var(--accent);
        }
        .hero-match-sub {
            color: var(--text-muted);
            font-size: 0.875rem;
            margin: 0 0 18px;
        }
        .hero-points {
            list-style: none;
            margin: 0 0 20px;
            padding: 0;
        }
        .hero-points li {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 0;
            border-top: 1px solid var(--border);
            font-size: 0.9375rem;
            color: var(--text);
        }
        .point-index {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            background: rgba(14, 124, 102, 0.1);
            color: var(--primary);
            font-size: 0.75rem;
            font-weight: 700;
            flex-shrink: 0;
        }
        .subscribe-form {
            display: flex;
            gap: 10px;
            margin-bottom: 16px;
        }
        .subscribe-form .form-control {
            flex: 1;
        }
        .hero-links {
            margin-bottom: 16px;
        }
        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--primary);
            font-size: 0.9375rem;
            font-weight: 600;
            transition: color 0.25s ease;
        }
        .link-arrow:hover {
            color: var(--accent);
        }
        .hero-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 5px;
            background: rgba(107, 122, 116, 0.12);
            color: var(--text-muted);
            font-size: 0.8125rem;
            padding: 5px 12px;
            border-radius: 6px;
            transition: background 0.25s ease, color 0.25s ease;
        }
        .tag:hover {
            background: var(--primary);
            color: #fff;
        }
        @media (max-width: 991.98px) {
            .hero-media-inner {
                min-height: 300px;
            }
            .hero-info {
                padding: 24px;
            }
        }
        @media (max-width: 575.98px) {
            .hero-info {
                padding: 20px 16px;
            }
            .cd-num {
                font-size: 1.75rem;
            }
            .cd-sep {
                font-size: 1.25rem;
            }
            .subscribe-form {
                flex-direction: column;
            }
            .subscribe-form .btn {
                width: 100%;
            }
        }

        /* ===== 最新资讯 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .news-card {
            display: flex;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }
        .news-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: rgba(14, 124, 102, 0.4);
        }
        .news-thumb {
            flex: 0 0 180px;
            min-height: 120px;
            overflow: hidden;
            background: var(--dark-panel);
        }
        .news-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .news-card:hover .news-thumb img {
            transform: scale(1.03);
        }
        .news-body {
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            flex: 1;
        }
        .news-cat {
            display: inline-flex;
            align-self: flex-start;
            background: rgba(14, 124, 102, 0.1);
            color: var(--primary);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 3px 10px;
            border-radius: 6px;
            margin-bottom: 8px;
        }
        .news-title {
            font-size: 1.125rem;
            font-weight: 700;
            line-height: 1.45;
            margin: 0 0 6px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            color: var(--text);
            transition: color 0.25s ease;
        }
        .news-card:hover .news-title {
            color: var(--primary);
        }
        .news-excerpt {
            color: var(--text-muted);
            font-size: 0.875rem;
            line-height: 1.65;
            margin: 0 0 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 0.8125rem;
            color: var(--text-muted);
        }
        .news-meta .news-time {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .news-meta .news-more {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: color 0.25s ease;
        }
        .news-meta .news-more:hover {
            color: var(--accent);
        }
        .empty-tip {
            text-align: center;
            color: var(--text-muted);
            padding: 48px 24px;
            background: var(--surface);
            border-radius: var(--radius);
            border: 1px dashed var(--border);
            font-size: 0.9375rem;
            margin: 0;
        }
        @media (max-width: 575.98px) {
            .news-card {
                flex-direction: column;
            }
            .news-thumb {
                flex: 0 0 auto;
                width: 100%;
                aspect-ratio: 16 / 9;
                min-height: 0;
            }
            .news-body {
                padding: 16px;
            }
        }

        /* ===== 分类卡片墙 ===== */
        .category-wall .row-2 {
            margin-top: 0;
        }
        .cat-card {
            position: relative;
            display: block;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            height: 100%;
            min-height: 180px;
        }
        .cat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .cat-card-lg {
            min-height: 280px;
        }
        .cat-media {
            position: absolute;
            inset: 0;
        }
        .cat-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .cat-media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, rgba(10, 30, 26, 0.15) 0%, rgba(10, 30, 26, 0.55) 100%);
        }
        .cat-body {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 24px;
            color: #fff;
            z-index: 2;
        }
        .cat-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            background: rgba(255, 255, 255, 0.18);
            border-radius: 10px;
            font-size: 1rem;
            margin-bottom: 10px;
            backdrop-filter: blur(4px);
        }
        .cat-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin: 0 0 4px;
        }
        .cat-body p {
            font-size: 0.875rem;
            line-height: 1.6;
            margin: 0 0 10px;
            opacity: 0.92;
            max-width: 90%;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .cat-count {
            display: inline-block;
            font-size: 0.8125rem;
            background: rgba(255, 255, 255, 0.15);
            padding: 4px 10px;
            border-radius: 6px;
            backdrop-filter: blur(4px);
        }
        .cat-arrow {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.92);
            color: var(--dark-panel);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 0.875rem;
            box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
            transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease;
        }
        .cat-card:hover .cat-arrow {
            background: var(--accent);
            color: #fff;
            transform: translateX(3px);
        }
        .category-wall .col-lg-4 .cat-card {
            min-height: 132px;
            width: 100%;
        }
        .category-wall .col-lg-4 .cat-card + .cat-card {
            margin-top: 16px;
        }
        .category-wall .col-lg-4 .cat-body {
            padding: 16px 18px;
        }
        .category-wall .col-lg-4 .cat-body h3 {
            font-size: 1rem;
            margin-bottom: 2px;
        }
        .category-wall .col-lg-4 .cat-body p {
            display: none;
        }
        .category-wall .col-lg-4 .cat-count {
            font-size: 0.75rem;
        }
        @media (max-width: 991.98px) {
            .category-wall .col-lg-4 .cat-card {
                min-height: 160px;
            }
        }

        /* ===== 数据速览条 ===== */
        .stats-panel {
            background: linear-gradient(120deg, var(--dark-panel) 0%, #102E28 100%);
            border-radius: var(--radius-lg);
            padding: 52px 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .stats-item {
            text-align: center;
            padding: 12px 8px;
        }
        .stat-num {
            display: block;
            font-family: "JetBrains Mono", "Roboto Mono", monospace;
            font-size: clamp(1.8rem, 4vw, 2.6rem);
            font-weight: 700;
            color: #fff;
            line-height: 1.2;
            letter-spacing: -0.02em;
        }
        .stat-label {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            margin-top: 6px;
            letter-spacing: 0.04em;
        }
        @media (max-width: 767.98px) {
            .stats-panel {
                grid-template-columns: 1fr 1fr;
                padding: 36px 24px;
                gap: 16px;
            }
        }

        /* ===== FAQ ===== */
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            overflow: hidden;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }
        .faq-item.active {
            border-color: rgba(14, 124, 102, 0.5);
            box-shadow: var(--shadow-lg);
        }
        .faq-q {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            background: none;
            border: none;
            padding: 20px 24px;
            font-size: 1rem;
            font-weight: 600;
            text-align: left;
            color: var(--text);
            cursor: pointer;
            transition: color 0.25s ease;
        }
        .faq-q:hover {
            color: var(--primary);
        }
        .faq-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background: rgba(14, 124, 102, 0.08);
            color: var(--primary);
            font-size: 0.8125rem;
            transition: transform 0.3s ease, background 0.3s ease;
            flex-shrink: 0;
            margin-left: 12px;
        }
        .faq-item.active .faq-icon {
            transform: rotate(45deg);
            background: rgba(255, 106, 61, 0.14);
            color: var(--accent);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
            color: var(--text-muted);
            font-size: 0.9375rem;
            line-height: 1.7;
        }
        .faq-a p {
            margin: 0;
        }
        .faq-item.active .faq-a {
            max-height: 260px;
            padding: 0 24px 20px;
        }
        @media (max-width: 767.98px) {
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 底部 CTA ===== */
        .cta-panel {
            background: linear-gradient(135deg, rgba(10, 91, 74, 0.94) 0%, rgba(14, 124, 102, 0.88) 100%), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            border-radius: var(--radius-lg);
            padding: 64px 48px;
            text-align: center;
            color: #fff;
            box-shadow: var(--shadow-lg);
        }
        .cta-panel h2 {
            font-size: clamp(1.5rem, 3vw, 2.1rem);
            font-weight: 700;
            margin: 0 0 10px;
            color: #fff;
        }
        .cta-panel p {
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.75);
            margin: 0 0 28px;
        }
        .cta-form {
            display: flex;
            gap: 12px;
            max-width: 480px;
            margin: 0 auto;
        }
        .cta-form .form-control {
            flex: 1;
            height: 50px;
            border: none;
            border-radius: 12px;
        }
        .cta-form .form-control:focus {
            box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.25);
        }
        @media (max-width: 575.98px) {
            .cta-panel {
                padding: 40px 20px;
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form .btn {
                width: 100%;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark-panel);
            color: rgba(255, 255, 255, 0.8);
            margin-top: 80px;
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 14px;
        }
        .footer-brand .brand-mark {
            background: var(--accent);
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            line-height: 1.7;
            margin: 0;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 600;
            margin: 0 0 14px;
            letter-spacing: 0.04em;
        }
        .footer-col a,
        .footer-col span {
            display: block;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            margin-bottom: 8px;
            line-height: 1.6;
            transition: color 0.25s ease;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 20px 0;
            text-align: center;
        }
        .footer-bottom p {
            margin: 0;
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.8125rem;
        }
        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 28px;
            }
        }
        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding-top: 40px;
                margin-top: 48px;
            }
        }

        /* ===== 通用动画 ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0E7C66;
            --primary-dark: #0A5B4A;
            --accent: #FF6A3D;
            --accent-dark: #E5522A;
            --bg: #F7F5F1;
            --surface: #FFFFFF;
            --text: #1F2A26;
            --text-muted: #6B7A74;
            --border: #E5E1DB;
            --dark-panel: #0A1E1A;
            --radius-lg: 20px;
            --radius: 16px;
            --radius-sm: 10px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.12);
            --font-base: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-base);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 1rem;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color .2s ease;
        }

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

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

        @media (min-width: 576px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        /* ===== 通用按钮 ===== */
        .btn {
            border-radius: 12px;
            font-weight: 600;
            letter-spacing: .01em;
            padding: .75rem 1.75rem;
            border: 2px solid transparent;
            transition: all .25s ease;
        }

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

        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(255, 106, 61, .35);
        }

        .btn-accent:active {
            transform: translateY(0) scale(.98);
        }

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

        .btn-outline-primary:hover {
            background: rgba(14, 124, 102, .1);
            color: var(--primary-dark);
        }

        .btn-light-sm {
            background: rgba(255, 255, 255, .15);
            border-color: rgba(255, 255, 255, .3);
            color: #fff;
            border-radius: 12px;
            font-weight: 600;
            padding: .625rem 1.5rem;
            transition: all .25s ease;
        }

        .btn-light-sm:hover {
            background: rgba(255, 255, 255, .25);
            color: #fff;
        }

        /* ===== 导航 ===== */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            border-radius: 0 0 20px 20px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .04);
            padding: .5rem 0;
        }

        .site-nav .navbar {
            padding: .5rem 0;
            flex-wrap: nowrap;
        }

        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text);
            margin-right: 1rem;
        }

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

        .brand-mark {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: var(--primary);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: .875rem;
            flex-shrink: 0;
        }

        .brand-text {
            white-space: nowrap;
        }

        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
            order: 3;
        }

        .navbar-toggler {
            border: none;
            background: #F1EFEB;
            border-radius: 10px;
            padding: 8px 10px;
            font-size: 1rem;
            color: var(--text);
        }

        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid var(--primary);
            outline-offset: 2px;
        }

        .navbar-toggler-icon {
            background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(31,42,38,0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
        }

        .nav-cards-wrap {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
        }

        .nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #F1EFEB;
            border-radius: 12px;
            padding: 8px 16px;
            font-size: .9375rem;
            font-weight: 500;
            color: var(--text);
            transition: all .25s ease;
            cursor: pointer;
        }

        .nav-pill i {
            font-size: .875rem;
            color: var(--text-muted);
            transition: color .25s ease;
        }

        .nav-pill:hover {
            background: var(--primary);
            color: #fff;
        }

        .nav-pill:hover i {
            color: #fff;
        }

        .nav-pill.active {
            background: var(--primary);
            color: #fff;
        }

        .nav-pill.active i {
            color: #fff;
        }

        @media (max-width: 991.98px) {
            .nav-cards-wrap {
                margin-top: 14px;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                width: 100%;
            }

            .nav-pill {
                justify-content: center;
            }

            .nav-actions .btn-accent {
                display: none;
            }
        }

        @media (max-width: 575.98px) {
            .navbar-brand .brand-text {
                font-size: 1.1rem;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb-bar {
            padding: 28px 0 8px;
            font-size: .875rem;
            color: var(--text-muted);
        }

        .breadcrumb-bar a {
            color: var(--text-muted);
        }

        .breadcrumb-bar a:hover {
            color: var(--primary);
        }

        .breadcrumb-bar .separator {
            margin: 0 8px;
            color: #c0c8c3;
        }

        .breadcrumb-bar .current {
            color: var(--text);
            font-weight: 500;
        }

        /* ===== 分类标题区 ===== */
        .category-hero {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            background: linear-gradient(135deg, rgba(10, 30, 26, .92) 0%, rgba(14, 124, 102, .85) 100%);
            padding: 52px 48px;
            margin-bottom: 32px;
            box-shadow: var(--shadow-lg);
            color: #fff;
        }

        .category-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: .18;
            z-index: 0;
        }

        .category-hero .hero-content {
            position: relative;
            z-index: 1;
            max-width: 680px;
        }

        .category-hero .hero-icon {
            font-size: 2rem;
            margin-bottom: 12px;
            color: var(--accent);
        }

        .category-hero h1 {
            font-size: clamp(2rem, 4vw, 2.75rem);
            font-weight: 700;
            line-height: 1.3;
            margin: 0 0 16px 0;
            letter-spacing: .02em;
        }

        .category-hero p {
            font-size: 1.0625rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, .85);
            margin: 0;
            max-width: 600px;
        }

        .category-hero .hero-meta {
            margin-top: 24px;
            display: flex;
            gap: 20px;
            flex-wrap: wrap;
        }

        .category-hero .hero-meta span {
            font-size: .875rem;
            color: rgba(255, 255, 255, .7);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        @media (max-width: 767.98px) {
            .category-hero {
                padding: 36px 24px;
            }
        }

        @media (max-width: 575.98px) {
            .category-hero {
                padding: 28px 18px;
                border-radius: var(--radius);
            }
        }

        /* ===== 通用卡片 ===== */
        .card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: box-shadow .3s ease, transform .3s ease;
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

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

        /* ===== 分类内容卡片列表 ===== */
        .section-cards {
            padding: 40px 0;
        }

        .section-header {
            margin-bottom: 32px;
        }

        .section-header h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            line-height: 1.35;
            margin: 0;
        }

        .section-header .divider {
            width: 48px;
            height: 4px;
            border-radius: 4px;
            background: var(--accent);
            margin-top: 12px;
        }

        .match-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            overflow: hidden;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            transition: all .3s ease;
        }

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

        .match-card .cover-wrap {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
            background: #eae7e1;
        }

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

        .match-card:hover .cover-wrap img {
            transform: scale(1.03);
        }

        .match-card .cover-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
            background: var(--primary);
            color: #fff;
            font-size: .75rem;
            font-weight: 600;
            border-radius: 6px;
            padding: 4px 10px;
            letter-spacing: .03em;
        }

        .match-card .card-content {
            padding: 20px 22px 22px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .match-card .card-content h3 {
            font-size: 1.25rem;
            font-weight: 600;
            line-height: 1.4;
            margin: 0 0 10px 0;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color .2s ease;
        }

        .match-card:hover .card-content h3 {
            color: var(--primary);
        }

        .match-card .card-content p {
            font-size: .9375rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0 0 16px 0;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .match-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            padding-top: 14px;
            border-top: 1px solid var(--border);
            font-size: .875rem;
        }

        .match-card .card-meta .time {
            color: var(--text-muted);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .match-card .card-meta .read-link {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .match-card .card-meta .read-link:hover {
            color: var(--accent);
        }

        /* ===== 内容形态说明 ===== */
        .section-formats {
            padding: 40px 0;
        }

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

        .format-row {
            display: flex;
            align-items: center;
            gap: 20px;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            transition: box-shadow .3s ease, transform .3s ease;
        }

        .format-row:hover {
            box-shadow: var(--shadow-lg);
            transform: translateX(4px);
        }

        .format-icon {
            width: 52px;
            height: 52px;
            flex-shrink: 0;
            border-radius: 14px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            background: rgba(14, 124, 102, .1);
            color: var(--primary);
        }

        .format-row:nth-child(2) .format-icon {
            background: rgba(255, 106, 61, .12);
            color: var(--accent);
        }

        .format-row:nth-child(3) .format-icon {
            background: rgba(14, 124, 102, .08);
            color: var(--primary-dark);
        }

        .format-content h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin: 0 0 6px 0;
        }

        .format-content p {
            font-size: .9375rem;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.6;
        }

        @media (max-width: 575.98px) {
            .format-row {
                flex-direction: column;
                align-items: flex-start;
                padding: 20px;
                gap: 12px;
            }
        }

        /* ===== 适用流程 ===== */
        .section-steps {
            background: var(--dark-panel);
            border-radius: var(--radius-lg);
            padding: 48px;
            margin: 40px 0;
            color: #fff;
            position: relative;
            overflow: hidden;
        }

        .section-steps::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: rgba(14, 124, 102, .2);
        }

        .section-steps h2 {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 700;
            margin: 0 0 12px 0;
            position: relative;
            z-index: 1;
        }

        .section-steps .divider {
            width: 48px;
            height: 4px;
            background: var(--accent);
            border-radius: 4px;
            margin-bottom: 28px;
            position: relative;
            z-index: 1;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            position: relative;
            z-index: 1;
        }

        .step-item {
            background: rgba(255, 255, 255, .06);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: var(--radius);
            padding: 28px 24px;
            transition: background .3s ease, transform .3s ease;
        }

        .step-item:hover {
            background: rgba(255, 255, 255, .1);
            transform: translateY(-4px);
        }

        .step-num {
            font-size: .875rem;
            font-weight: 700;
            color: var(--accent);
            letter-spacing: .08em;
            text-transform: uppercase;
            margin-bottom: 10px;
            display: block;
        }

        .step-item h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin: 0 0 10px 0;
        }

        .step-item p {
            font-size: .9375rem;
            color: rgba(255, 255, 255, .7);
            line-height: 1.7;
            margin: 0;
        }

        @media (max-width: 767.98px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }

            .section-steps {
                padding: 32px 24px;
            }
        }

        /* ===== FAQ ===== */
        .section-faq {
            padding: 40px 0;
        }

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

        .faq-item {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px 26px;
            box-shadow: var(--shadow);
            transition: border-color .3s ease, box-shadow .3s ease;
        }

        .faq-item:hover {
            border-color: rgba(14, 124, 102, .5);
            box-shadow: var(--shadow-lg);
        }

        .faq-item h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin: 0 0 10px 0;
            display: flex;
            align-items: flex-start;
            gap: 10px;
        }

        .faq-item h3::before {
            content: 'Q';
            font-size: .8125rem;
            font-weight: 700;
            color: #fff;
            background: var(--primary);
            border-radius: 8px;
            padding: 2px 8px;
            flex-shrink: 0;
            margin-top: 2px;
        }

        .faq-item p {
            font-size: .9375rem;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
            padding-left: 30px;
        }

        @media (max-width: 991.98px) {
            .faq-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== CTA ===== */
        .section-cta {
            padding: 40px 0;
        }

        .cta-panel {
            background: linear-gradient(120deg, var(--primary) 0%, var(--primary-dark) 100%);
            border-radius: var(--radius-lg);
            padding: 48px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-panel::before {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 140px;
            height: 140px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
        }

        .cta-panel::after {
            content: '';
            position: absolute;
            top: -30px;
            right: -30px;
            width: 100px;
            height: 100px;
            border-radius: 50%;
            background: rgba(255, 106, 61, .3);
        }

        .cta-panel h2 {
            font-size: clamp(1.5rem, 3vw, 2.2rem);
            font-weight: 700;
            margin: 0 0 12px 0;
            position: relative;
            z-index: 1;
        }

        .cta-panel p {
            font-size: 1rem;
            color: rgba(255, 255, 255, .85);
            margin: 0 0 28px 0;
            position: relative;
            z-index: 1;
            max-width: 520px;
            margin-left: auto;
            margin-right: auto;
        }

        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 460px;
            margin: 0 auto;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
            justify-content: center;
        }

        .cta-form .form-control {
            flex: 1;
            min-width: 220px;
            height: 48px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, .3);
            background: rgba(255, 255, 255, .15);
            color: #fff;
            padding: .75rem 1.25rem;
            font-size: .9375rem;
            backdrop-filter: blur(4px);
        }

        .cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, .6);
        }

        .cta-form .form-control:focus {
            background: rgba(255, 255, 255, .2);
            border-color: #fff;
            box-shadow: 0 0 0 3px rgba(255, 255, 255, .2);
            outline: none;
        }

        @media (max-width: 575.98px) {
            .cta-panel {
                padding: 32px 20px;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--dark-panel);
            color: rgba(255, 255, 255, .8);
            margin-top: 40px;
            padding: 56px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 40px;
            padding-bottom: 40px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-logo .brand-mark {
            background: var(--accent);
        }

        .footer-brand p {
            font-size: .875rem;
            color: rgba(255, 255, 255, .6);
            line-height: 1.7;
            margin: 0;
            max-width: 300px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin: 0 0 16px 0;
        }

        .footer-col a,
        .footer-col span {
            display: block;
            font-size: .875rem;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 10px;
            transition: color .25s ease;
        }

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

        .footer-bottom {
            padding: 20px 0;
            text-align: center;
            font-size: .8125rem;
            color: rgba(255, 255, 255, .45);
        }

        .footer-bottom p {
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        /* ===== 响应式通用 ===== */
        @media (max-width: 767.98px) {
            .section-cards,
            .section-formats,
            .section-faq,
            .section-cta {
                padding: 28px 0;
            }
        }

        @media (max-width: 575.98px) {
            .section-header h2 {
                font-size: 1.375rem;
            }
        }

/* roulang page: article */
/* ========== 设计变量 ========== */
        :root {
            --primary: #0E7C66;
            --primary-dark: #0A5B4A;
            --primary-soft: rgba(14, 124, 102, 0.08);
            --accent: #FF6A3D;
            --accent-dark: #E5522A;
            --bg: #F7F5F1;
            --surface: #FFFFFF;
            --text: #1F2A26;
            --text-muted: #6B7A74;
            --border: #E5E1DB;
            --dark-panel: #0A1E1A;
            --live: #E11D48;
            --radius-lg: 20px;
            --radius: 16px;
            --radius-sm: 10px;
            --radius-xs: 6px;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 32px rgba(0, 0, 0, 0.12);
            --font-base: "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            --font-mono: "JetBrains Mono", "Roboto Mono", monospace;
            --spacer: 80px;
            --spacer-mobile: 48px;
        }

        /* ========== Reset / Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-base);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            font-size: 1rem;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: var(--accent);
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 576px) {
            .container {
                padding-left: 24px;
                padding-right: 24px;
            }
        }

        /* ========== Bootstrap 重绘 ========== */
        .btn {
            border-radius: 12px;
            font-weight: 600;
            letter-spacing: 0.01em;
            padding: 0.75rem 1.75rem;
            transition: all 0.25s ease;
        }
        .btn-primary {
            background-color: var(--accent);
            border: 2px solid transparent;
            color: #fff;
        }
        .btn-primary:hover,
        .btn-primary:focus {
            background-color: var(--accent-dark);
            border-color: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 6px 20px rgba(255, 106, 61, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            background-color: var(--accent-dark);
        }
        .btn-outline-primary {
            border: 2px solid var(--primary);
            color: var(--primary);
            background: transparent;
            padding: 0.625rem 1.5rem;
        }
        .btn-outline-primary:hover,
        .btn-outline-primary:focus {
            background: var(--primary-soft);
            color: var(--primary);
            border-color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-accent {
            background: var(--accent);
            border: none;
            color: #fff;
            border-radius: 10px;
            font-weight: 600;
            padding: 0.5rem 1.25rem;
        }
        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
        }
        .form-control {
            height: 46px;
            border-radius: 10px;
            border: 1px solid var(--border);
            background: var(--surface);
            color: var(--text);
            padding: 0.625rem 1rem;
            transition: all 0.25s ease;
        }
        .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(14, 124, 102, 0.15);
            outline: none;
        }
        .form-control::placeholder {
            color: #A6B0AB;
        }
        .badge {
            border-radius: var(--radius-xs);
            font-weight: 500;
            letter-spacing: 0.02em;
            padding: 0.35em 0.75em;
        }
        .card {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background: var(--surface);
            box-shadow: var(--shadow);
            transition: all 0.3s ease;
            overflow: hidden;
        }
        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        /* ========== 导航面板 ========== */
        .site-nav {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: var(--surface);
            border-bottom: 1px solid var(--border);
            border-radius: 0 0 20px 20px;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.04);
            padding: 8px 0;
        }
        .site-nav .navbar {
            padding: 0;
            flex-wrap: nowrap;
            align-items: center;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 1.25rem;
            color: var(--text);
            padding: 8px 0;
            margin-right: 16px;
            flex-shrink: 0;
        }
        .navbar-brand:hover {
            color: var(--text);
        }
        .brand-mark {
            width: 34px;
            height: 34px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 0.8rem;
            box-shadow: 0 3px 10px rgba(14, 124, 102, 0.3);
        }
        .brand-text {
            white-space: nowrap;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            margin-left: auto;
            flex-shrink: 0;
        }
        .navbar-toggler {
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 6px 10px;
            background: var(--surface);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(14, 124, 102, 0.15);
        }
        .navbar-toggler-icon {
            background-image: none;
            position: relative;
            width: 22px;
            height: 2px;
            background: var(--text);
            display: block;
            border-radius: 2px;
        }
        .navbar-toggler-icon::before,
        .navbar-toggler-icon::after {
            content: "";
            position: absolute;
            left: 0;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
        }
        .navbar-toggler-icon::before {
            top: -7px;
        }
        .navbar-toggler-icon::after {
            bottom: -7px;
        }
        .nav-cards-wrap {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
            flex: 1;
            justify-content: flex-end;
        }
        .nav-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: #F1EFEB;
            border-radius: 12px;
            padding: 8px 14px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--text);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-pill i {
            font-size: 0.8125rem;
            color: var(--text-muted);
            transition: color 0.25s ease;
        }
        .nav-pill:hover,
        .nav-pill:focus {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
            box-shadow: 0 4px 14px rgba(14, 124, 102, 0.25);
            border-color: var(--primary);
        }
        .nav-pill:hover i,
        .nav-pill:focus i {
            color: #fff;
        }
        .nav-pill.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
        }
        .nav-pill.active i {
            color: #fff;
        }
        @media (max-width: 991.98px) {
            .navbar-collapse {
                position: absolute;
                top: calc(100% + 8px);
                left: 16px;
                right: 16px;
                background: var(--surface);
                border-radius: 16px;
                box-shadow: var(--shadow-lg);
                padding: 16px;
                border: 1px solid var(--border);
                z-index: 1050;
            }
            .nav-cards-wrap {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 10px;
                justify-content: stretch;
            }
            .nav-pill {
                justify-content: flex-start;
                width: 100%;
                padding: 12px 14px;
            }
        }
        @media (max-width: 575.98px) {
            .brand-text {
                font-size: 1.1rem;
            }
            .brand-mark {
                width: 30px;
                height: 30px;
                font-size: 0.7rem;
            }
            .nav-actions .btn {
                padding: 0.4rem 0.9rem;
                font-size: 0.8125rem;
            }
        }

        /* ========== 页面主体 ========== */
        .article-page {
            padding: 8px 0 64px;
        }

        /* ========== 面包屑 ========== */
        .breadcrumb-wrap {
            padding: 24px 0 4px;
            font-size: 0.875rem;
            color: var(--text-muted);
        }
        .breadcrumb-wrap a {
            color: var(--text-muted);
            text-decoration: none;
            transition: color 0.25s ease;
        }
        .breadcrumb-wrap a:hover {
            color: var(--primary);
        }
        .breadcrumb-wrap .sep {
            margin: 0 8px;
            color: #C7C2BB;
        }
        .breadcrumb-wrap .current {
            color: var(--text);
            font-weight: 500;
            max-width: 260px;
            overflow: hidden;
            text-overflow: ellipsis;
            white-space: nowrap;
            display: inline-block;
            vertical-align: bottom;
        }

        /* ========== 文章头部 ========== */
        .article-header {
            text-align: center;
            padding: 32px 0 28px;
            max-width: 820px;
            margin: 0 auto;
        }
        .badge-cat {
            display: inline-block;
            background: var(--primary-soft);
            color: var(--primary);
            border-radius: var(--radius-xs);
            padding: 5px 14px;
            font-size: 0.8125rem;
            font-weight: 600;
            letter-spacing: 0.03em;
            margin-bottom: 20px;
        }
        .article-header h1 {
            font-size: clamp(1.75rem, 4vw, 2.5rem);
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 24px;
            letter-spacing: -0.01em;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 12px 24px;
            color: var(--text-muted);
            font-size: 0.875rem;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
            padding: 14px 0;
        }
        .article-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta i {
            color: var(--primary);
            font-size: 0.8125rem;
        }
        @media (max-width: 575.98px) {
            .article-header {
                padding: 24px 0 16px;
            }
            .article-header h1 {
                font-size: 1.5rem;
                line-height: 1.35;
            }
            .article-meta {
                font-size: 0.8125rem;
                gap: 8px 16px;
            }
        }

        /* ========== 正文阅读区 ========== */
        .article-body {
            max-width: 760px;
            margin: 0 auto;
            font-size: 1.0625rem;
            line-height: 1.85;
            color: var(--text);
            padding: 16px 0 8px;
        }
        .article-body p {
            margin-bottom: 1.5em;
        }
        .article-body h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-top: 2em;
            margin-bottom: 0.8em;
            line-height: 1.4;
            color: var(--text);
        }
        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 600;
            margin-top: 1.8em;
            margin-bottom: 0.6em;
            line-height: 1.4;
            color: var(--text);
        }
        .article-body h4 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-top: 1.6em;
            margin-bottom: 0.5em;
            color: var(--text);
        }
        .article-body img {
            border-radius: 12px;
            margin: 2em 0;
            box-shadow: var(--shadow);
            width: auto;
            max-width: 100%;
            height: auto;
        }
        .article-body a {
            color: var(--primary);
            text-decoration: underline;
            text-underline-offset: 3px;
            text-decoration-color: rgba(14, 124, 102, 0.3);
        }
        .article-body a:hover {
            color: var(--accent);
            text-decoration-color: var(--accent);
        }
        .article-body blockquote {
            border-left: 4px solid var(--primary);
            background: var(--primary-soft);
            padding: 20px 24px;
            border-radius: 0 12px 12px 0;
            margin: 1.5em 0;
            color: var(--text-muted);
            font-style: normal;
        }
        .article-body blockquote p:last-child {
            margin-bottom: 0;
        }
        .article-body ul,
        .article-body ol {
            padding-left: 1.5em;
            margin-bottom: 1.5em;
        }
        .article-body li {
            margin-bottom: 0.5em;
        }
        .article-body li::marker {
            color: var(--primary);
        }
        .article-body hr {
            border: none;
            border-top: 1px solid var(--border);
            margin: 2.5em 0;
        }
        .article-body code {
            background: var(--primary-soft);
            border-radius: 6px;
            padding: 2px 8px;
            font-size: 0.9em;
            color: var(--primary-dark);
        }
        @media (max-width: 575.98px) {
            .article-body {
                font-size: 1rem;
                line-height: 1.8;
                padding: 8px 0 4px;
            }
            .article-body blockquote {
                padding: 14px 16px;
            }
        }

        /* ========== 文章CTA ========== */
        .article-cta {
            max-width: 760px;
            margin: 48px auto;
            background: var(--dark-panel);
            border-radius: var(--radius-lg);
            padding: 40px 32px;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .article-cta::before {
            content: "";
            position: absolute;
            top: -40px;
            right: -40px;
            width: 120px;
            height: 120px;
            background: rgba(255, 106, 61, 0.15);
            border-radius: 50%;
        }
        .article-cta h2 {
            color: #fff;
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .article-cta p {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9375rem;
            margin-bottom: 24px;
            max-width: 480px;
            margin-left: auto;
            margin-right: auto;
        }
        .cta-form {
            display: flex;
            gap: 10px;
            max-width: 440px;
            margin: 0 auto;
        }
        .cta-form .form-control {
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.15);
            color: #fff;
            flex: 1;
        }
        .cta-form .form-control:focus {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(255, 106, 61, 0.2);
        }
        .cta-form .form-control::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-form .btn {
            white-space: nowrap;
            flex-shrink: 0;
        }
        @media (max-width: 575.98px) {
            .article-cta {
                padding: 28px 20px;
                margin: 36px auto;
                border-radius: var(--radius);
            }
            .cta-form {
                flex-direction: column;
            }
            .cta-form .btn {
                width: 100%;
            }
        }

        /* ========== 相关推荐 ========== */
        .related-section {
            max-width: 960px;
            margin: 0 auto 40px;
        }
        .related-head {
            margin-bottom: 24px;
        }
        .related-head h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 4px;
        }
        .related-head p {
            color: var(--text-muted);
            font-size: 0.875rem;
        }
        .related-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all 0.3s ease;
            height: 100%;
            display: flex;
            flex-direction: column;
            box-shadow: var(--shadow);
        }
        .related-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-3px);
        }
        .related-card .cover {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--bg);
        }
        .related-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.45s ease;
        }
        .related-card:hover .cover img {
            transform: scale(1.03);
        }
        .related-body {
            padding: 16px 20px 20px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .related-body .badge {
            align-self: flex-start;
            background: var(--primary-soft);
            color: var(--primary);
            font-size: 0.75rem;
            padding: 3px 10px;
            margin-bottom: 10px;
        }
        .related-body h3 {
            font-size: 0.9375rem;
            font-weight: 600;
            line-height: 1.45;
            margin-bottom: 8px;
            color: var(--text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color 0.25s ease;
        }
        .related-card:hover .related-body h3 {
            color: var(--primary);
        }
        .related-body p {
            font-size: 0.8125rem;
            color: var(--text-muted);
            line-height: 1.65;
            margin-bottom: 12px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 0.8125rem;
            color: var(--text-muted);
            margin-top: auto;
            padding-top: 10px;
            border-top: 1px solid var(--border);
        }
        .related-meta a {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.8125rem;
            text-decoration: none;
        }
        .related-meta a:hover {
            color: var(--accent);
        }
        .related-meta a i {
            font-size: 0.75rem;
            margin-left: 4px;
            transition: transform 0.25s ease;
        }
        .related-meta a:hover i {
            transform: translateX(3px);
        }

        /* ========== 返回入口 ========== */
        .back-actions {
            max-width: 760px;
            margin: 0 auto 40px;
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .back-actions .btn {
            min-width: 160px;
        }
        @media (max-width: 575.98px) {
            .back-actions .btn {
                width: 100%;
                min-width: 0;
            }
        }

        /* ========== 内容未找到 ========== */
        .not-found-wrap {
            max-width: 560px;
            margin: 60px auto;
            text-align: center;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 48px 32px;
            box-shadow: var(--shadow);
        }
        .not-found-wrap i {
            font-size: 3rem;
            color: var(--border);
            margin-bottom: 16px;
        }
        .not-found-wrap h2 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 12px;
            color: var(--text);
        }
        .not-found-wrap p {
            color: var(--text-muted);
            font-size: 0.9375rem;
            margin-bottom: 24px;
        }
        .not-found-wrap .btn {
            min-width: 140px;
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--dark-panel);
            color: rgba(255, 255, 255, 0.7);
            padding: 56px 0 24px;
            margin-top: 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
            gap: 32px;
            margin-bottom: 40px;
        }
        .footer-brand .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand .brand-mark {
            background: var(--accent);
            color: #fff;
        }
        .footer-brand p {
            font-size: 0.875rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            margin-bottom: 0;
            max-width: 300px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 0.9375rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .footer-col a {
            display: block;
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.875rem;
            margin-bottom: 10px;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        .footer-col a:hover {
            color: var(--accent);
        }
        .footer-col span {
            display: block;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.4);
            margin-bottom: 8px;
            line-height: 1.6;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            color: rgba(255, 255, 255, 0.4);
            font-size: 0.8125rem;
            margin-bottom: 0;
        }
        @media (max-width: 991px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 575px) {
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .site-footer {
                padding: 40px 0 20px;
            }
        }

        /* ========== 通用工具 ========== */
        .section-inner {
            padding-top: var(--spacer-mobile);
            padding-bottom: var(--spacer-mobile);
        }
        @media (min-width: 768px) {
            .section-inner {
                padding-top: var(--spacer);
                padding-bottom: var(--spacer);
            }
        }
        .text-muted-custom {
            color: var(--text-muted);
        }
        .mb-sm {
            margin-bottom: 8px;
        }
        .mb-md {
            margin-bottom: 16px;
        }
        .mb-lg {
            margin-bottom: 24px;
        }