/* roulang page: index */
/* ========== 设计变量 ========== */
        :root {
            --color-primary: #0f1b2d;
            --color-primary-light: #1a2d4a;
            --color-accent: #c9a84c;
            --color-accent-light: #e0c76e;
            --color-accent-dark: #a88a32;
            --color-red: #c0392b;
            --color-red-light: #e74c3c;
            --color-bg: #ffffff;
            --color-bg-alt: #f6f7f9;
            --color-bg-dark: #0a1525;
            --color-text: #1a1a1a;
            --color-text-secondary: #5a6268;
            --color-text-light: #8b939b;
            --color-text-inverse: #ffffff;
            --color-border: #e2e6ea;
            --color-border-light: #eef1f4;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-accent: 0 4px 20px rgba(201, 168, 76, 0.25);
            --font-heading: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-body: 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.28s ease;
            --transition-slow: 0.4s ease;
            --container-max: 1200px;
            --container-narrow: 960px;
            --nav-height: 68px;
        }

        /* ========== Reset & Base ========== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.7;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            overflow-x: hidden;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition-fast);
        }

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

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

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

        ul,
        ol {
            list-style: none;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
        }

        /* ========== 容器 ========== */
        .container {
            width: 100%;
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        .container--narrow {
            max-width: var(--container-narrow);
        }

        /* ========== 导航 ========== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-md);
            background: rgba(255, 255, 255, 0.97);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
        }

        .nav-brand {
            font-family: var(--font-heading);
            font-size: 1.35rem;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition-fast);
            position: relative;
        }

        .nav-brand::after {
            content: '';
            position: absolute;
            bottom: -3px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            transition: width var(--transition-base);
        }

        .nav-brand:hover {
            color: var(--color-accent-dark);
        }

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

        .nav-links {
            display: flex;
            align-items: center;
            gap: 2px;
        }

        .nav-links a {
            display: inline-flex;
            align-items: center;
            padding: 10px 18px;
            font-size: 0.92rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            position: relative;
            letter-spacing: 0.01em;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 6px;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
            transition: width var(--transition-base);
        }

        .nav-links a:hover {
            color: var(--color-primary);
            background: rgba(201, 168, 76, 0.05);
        }

        .nav-links a:hover::after {
            width: 22px;
        }

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

        .nav-links a.active::after {
            width: 22px;
            background: var(--color-accent);
        }

        .nav-toggle {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            padding: 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition-fast);
        }

        .nav-toggle:hover {
            background: rgba(0, 0, 0, 0.04);
        }

        .nav-toggle span {
            display: block;
            width: 26px;
            height: 2px;
            background: var(--color-primary);
            border-radius: 2px;
            transition: all var(--transition-base);
            transform-origin: center;
        }

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

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

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

        .nav-mobile-overlay {
            display: none;
            position: fixed;
            top: var(--nav-height);
            left: 0;
            right: 0;
            bottom: 0;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            z-index: 999;
            flex-direction: column;
            align-items: center;
            justify-content: flex-start;
            padding-top: 40px;
            gap: 8px;
            opacity: 0;
            visibility: hidden;
            transition: all var(--transition-base);
        }

        .nav-mobile-overlay.is-open {
            opacity: 1;
            visibility: visible;
        }

        .nav-mobile-overlay a {
            font-size: 1.15rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            padding: 14px 28px;
            border-radius: var(--radius-md);
            transition: all var(--transition-fast);
        }

        .nav-mobile-overlay a:hover,
        .nav-mobile-overlay a.active {
            color: var(--color-primary);
            background: rgba(201, 168, 76, 0.08);
        }

        /* ========== Hero ========== */
        .hero {
            position: relative;
            min-height: 92vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            background-position: center 30%;
            margin-top: 0;
            padding-top: var(--nav-height);
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg,
                    rgba(15, 27, 45, 0.78) 0%,
                    rgba(10, 20, 37, 0.85) 40%,
                    rgba(10, 20, 37, 0.92) 100%);
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 1px;
            background: linear-gradient(90deg,
                    transparent 0%,
                    rgba(201, 168, 76, 0.3) 30%,
                    rgba(201, 168, 76, 0.6) 50%,
                    rgba(201, 168, 76, 0.3) 70%,
                    transparent 100%);
            z-index: 2;
        }

        .hero-content {
            position: relative;
            z-index: 3;
            text-align: center;
            max-width: 780px;
            padding: 60px 20px;
        }

        .hero-badge {
            display: inline-block;
            padding: 7px 20px;
            font-size: 0.82rem;
            font-weight: 600;
            color: var(--color-accent);
            background: rgba(201, 168, 76, 0.12);
            border: 1px solid rgba(201, 168, 76, 0.3);
            border-radius: 50px;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 24px;
        }

        .hero-title {
            font-size: clamp(2.4rem, 5.5vw, 3.6rem);
            font-weight: 800;
            color: var(--color-text-inverse);
            letter-spacing: 0.03em;
            margin-bottom: 18px;
            line-height: 1.2;
        }

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

        .hero-subtitle {
            font-size: clamp(1.05rem, 2vw, 1.25rem);
            color: rgba(255, 255, 255, 0.78);
            line-height: 1.7;
            margin-bottom: 36px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }

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

        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 30px;
            font-size: 0.95rem;
            font-weight: 600;
            border-radius: 50px;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
            cursor: pointer;
            white-space: nowrap;
        }

        .btn--primary {
            background: var(--color-accent);
            color: var(--color-primary);
            box-shadow: var(--shadow-accent);
        }

        .btn--primary:hover {
            background: var(--color-accent-light);
            box-shadow: 0 6px 28px rgba(201, 168, 76, 0.35);
            transform: translateY(-2px);
        }

        .btn--primary:active {
            transform: translateY(0);
            box-shadow: var(--shadow-accent);
        }

        .btn--outline {
            background: transparent;
            color: var(--color-text-inverse);
            border: 2px solid rgba(255, 255, 255, 0.4);
        }

        .btn--outline:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(201, 168, 76, 0.08);
            transform: translateY(-2px);
        }

        .btn--outline:active {
            transform: translateY(0);
        }

        .hero-scroll-hint {
            position: absolute;
            bottom: 36px;
            left: 50%;
            transform: translateX(-50%);
            z-index: 3;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.75rem;
            letter-spacing: 0.05em;
            animation: floatHint 2.6s ease-in-out infinite;
        }

        .hero-scroll-hint .arrow {
            width: 20px;
            height: 20px;
            border-right: 2px solid rgba(255, 255, 255, 0.4);
            border-bottom: 2px solid rgba(255, 255, 255, 0.4);
            transform: rotate(45deg);
        }

        @keyframes floatHint {
            0%,
            100% {
                transform: translateX(-50%) translateY(0);
            }
            50% {
                transform: translateX(-50%) translateY(10px);
            }
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: 80px 0;
        }

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

        .section--dark {
            background: var(--color-bg-dark);
            color: var(--color-text-inverse);
        }

        .section__header {
            text-align: center;
            margin-bottom: 52px;
        }

        .section__label {
            display: inline-block;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.08em;
            text-transform: uppercase;
            margin-bottom: 12px;
            padding: 5px 14px;
            background: rgba(201, 168, 76, 0.08);
            border-radius: 50px;
        }

        .section__title {
            font-size: clamp(1.7rem, 3.5vw, 2.3rem);
            font-weight: 800;
            color: var(--color-text);
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }

        .section--dark .section__title {
            color: var(--color-text-inverse);
        }

        .section__desc {
            font-size: 1.05rem;
            color: var(--color-text-secondary);
            max-width: 580px;
            margin: 0 auto;
            line-height: 1.7;
        }

        .section--dark .section__desc {
            color: rgba(255, 255, 255, 0.65);
        }

        /* ========== 核心价值卡片 ========== */
        .value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }

        .value-card {
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }

        .value-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-5px);
            border-color: var(--color-border);
        }

        .value-card--featured {
            border: 2px solid var(--color-accent);
            box-shadow: var(--shadow-accent);
        }

        .value-card--featured::before {
            content: '推荐';
            position: absolute;
            top: 14px;
            right: 14px;
            z-index: 2;
            font-size: 0.7rem;
            font-weight: 700;
            color: var(--color-primary);
            background: var(--color-accent);
            padding: 4px 12px;
            border-radius: 50px;
            letter-spacing: 0.04em;
        }

        .value-card__img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
        }

        .value-card__body {
            padding: 24px 22px 28px;
        }

        .value-card__title {
            font-size: 1.15rem;
            font-weight: 700;
            margin-bottom: 8px;
            color: var(--color-text);
        }

        .value-card__desc {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        .value-card__tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent-dark);
            background: rgba(201, 168, 76, 0.1);
            padding: 3px 10px;
            border-radius: 4px;
            margin-top: 12px;
        }

        /* ========== 分类入口 ========== */
        .category-entry {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: center;
            background: var(--color-bg);
            border-radius: var(--radius-xl);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
        }

        .category-entry:hover {
            box-shadow: var(--shadow-xl);
            border-color: var(--color-accent);
        }

        .category-entry__img-wrap {
            position: relative;
            height: 100%;
            min-height: 360px;
            overflow: hidden;
        }

        .category-entry__img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            inset: 0;
        }

        .category-entry__body {
            padding: 44px 40px 44px 0;
        }

        .category-entry__badge {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 700;
            color: var(--color-accent);
            letter-spacing: 0.06em;
            text-transform: uppercase;
            margin-bottom: 10px;
        }

        .category-entry__title {
            font-size: 1.6rem;
            font-weight: 800;
            margin-bottom: 12px;
            color: var(--color-text);
        }

        .category-entry__desc {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .btn--text {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            color: var(--color-accent-dark);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all var(--transition-fast);
            background: none;
            padding: 0;
        }

        .btn--text .arrow-icon {
            transition: transform var(--transition-fast);
            display: inline-block;
        }

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

        .btn--text:hover .arrow-icon {
            transform: translateX(4px);
        }

        /* ========== CMS 列表 ========== */
        .cms-list {
            display: grid;
            gap: 16px;
        }

        .cms-list-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 20px 24px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
        }

        .cms-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-border);
            transform: translateX(4px);
        }

        .cms-list-item::before {
            content: '';
            position: absolute;
            left: 0;
            top: 18px;
            bottom: 18px;
            width: 3px;
            background: var(--color-accent);
            border-radius: 0 3px 3px 0;
            transform: scaleY(0);
            transition: transform var(--transition-base);
        }

        .cms-list-item:hover::before {
            transform: scaleY(1);
        }

        .cms-list-item__num {
            flex-shrink: 0;
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.95rem;
            color: var(--color-accent-dark);
            background: rgba(201, 168, 76, 0.1);
            border-radius: 50%;
        }

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

        .cms-list-item__title {
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 4px;
            line-height: 1.4;
            transition: color var(--transition-fast);
        }

        .cms-list-item:hover .cms-list-item__title {
            color: var(--color-accent-dark);
        }

        .cms-list-item__meta {
            display: flex;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--color-text-light);
            flex-wrap: wrap;
        }

        .cms-list-item__meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .cms-list-item__summary {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-top: 6px;
            line-height: 1.5;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .cms-empty {
            text-align: center;
            padding: 48px 20px;
            color: var(--color-text-light);
            font-size: 0.95rem;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px dashed var(--color-border);
        }

        /* ========== 数据统计 ========== */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .stat-card {
            text-align: center;
            padding: 36px 20px;
            background: var(--color-bg);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .stat-card::after {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 40px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 0 0 3px 3px;
        }

        .stat-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: var(--color-accent);
        }

        .stat-card__value {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--color-primary);
            letter-spacing: -0.02em;
            margin-bottom: 6px;
        }

        .stat-card__value .unit {
            font-size: 1.2rem;
            color: var(--color-accent);
            margin-left: 2px;
        }

        .stat-card__label {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            font-weight: 500;
        }

        /* ========== 策略清单 ========== */
        .strategy-list {
            display: grid;
            gap: 20px;
            counter-reset: strategy;
        }

        .strategy-item {
            display: flex;
            gap: 20px;
            align-items: flex-start;
            padding: 22px 24px;
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            counter-increment: strategy;
            transition: all var(--transition-base);
            position: relative;
            overflow: hidden;
        }

        .strategy-item::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(135deg, rgba(201, 168, 76, 0.03) 0%, transparent 60%);
            z-index: 0;
            pointer-events: none;
        }

        .strategy-item:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--color-accent);
        }

        .strategy-item__step {
            flex-shrink: 0;
            width: 44px;
            height: 44px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 1.1rem;
            color: var(--color-primary);
            background: linear-gradient(135deg, rgba(201, 168, 76, 0.18), rgba(201, 168, 76, 0.06));
            border-radius: 50%;
            position: relative;
            z-index: 1;
        }

        .strategy-item__body {
            flex: 1;
            position: relative;
            z-index: 1;
        }

        .strategy-item__title {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--color-text);
            margin-bottom: 4px;
        }

        .strategy-item__desc {
            font-size: 0.88rem;
            color: var(--color-text-secondary);
            line-height: 1.6;
        }

        /* ========== FAQ ========== */
        .faq-list {
            display: grid;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-bg);
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border-light);
            overflow: hidden;
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            border-color: var(--color-border);
        }

        .faq-item__question {
            width: 100%;
            text-align: left;
            padding: 18px 22px;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--color-text);
            background: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .faq-item__question:hover {
            color: var(--color-accent-dark);
            background: rgba(201, 168, 76, 0.03);
        }

        .faq-item__icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            border: 2px solid var(--color-text-light);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all var(--transition-base);
            font-size: 1.1rem;
            color: var(--color-text-light);
            font-weight: 700;
        }

        .faq-item.is-open .faq-item__icon {
            border-color: var(--color-accent);
            color: var(--color-accent);
            transform: rotate(45deg);
        }

        .faq-item__answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            padding: 0 22px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .faq-item.is-open .faq-item__answer {
            max-height: 300px;
            padding: 0 22px 18px;
        }

        /* ========== CTA ========== */
        .cta-block {
            text-align: center;
            padding: 64px 20px;
            background: var(--color-bg-dark);
            border-radius: var(--radius-xl);
            position: relative;
            overflow: hidden;
        }

        .cta-block::before {
            content: '';
            position: absolute;
            top: -80px;
            right: -80px;
            width: 260px;
            height: 260px;
            background: radial-gradient(circle, rgba(201, 168, 76, 0.15) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block::after {
            content: '';
            position: absolute;
            bottom: -60px;
            left: -60px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(201, 168, 76, 0.1) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }

        .cta-block__content {
            position: relative;
            z-index: 1;
        }

        .cta-block__title {
            font-size: clamp(1.5rem, 3vw, 2rem);
            font-weight: 800;
            color: var(--color-text-inverse);
            margin-bottom: 12px;
        }

        .cta-block__desc {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 28px;
            max-width: 500px;
            margin-left: auto;
            margin-right: auto;
        }

        .btn--light {
            background: var(--color-text-inverse);
            color: var(--color-primary);
            box-shadow: var(--shadow-md);
        }

        .btn--light:hover {
            background: #f0f0f0;
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--color-primary);
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 28px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 36px;
        }

        .footer-brand {
            font-family: var(--font-heading);
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--color-text-inverse);
            margin-bottom: 10px;
        }

        .footer-brand-desc {
            font-size: 0.85rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 300px;
        }

        .footer-col__title {
            font-size: 0.85rem;
            font-weight: 700;
            color: var(--color-text-inverse);
            letter-spacing: 0.04em;
            text-transform: uppercase;
            margin-bottom: 14px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }

        .footer-links a {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            text-align: center;
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ========== 响应式 ========== */
        @media (max-width: 1024px) {
            .value-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .category-entry {
                grid-template-columns: 1fr;
                gap: 0;
            }

            .category-entry__img-wrap {
                min-height: 240px;
                max-height: 300px;
            }

            .category-entry__body {
                padding: 28px 24px 32px;
            }

            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }

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

        @media (max-width: 768px) {
            :root {
                --nav-height: 60px;
            }

            .nav-links {
                display: none;
            }

            .nav-toggle {
                display: flex;
            }

            .nav-mobile-overlay {
                display: flex;
            }

            .hero {
                min-height: 80vh;
            }

            .hero-content {
                padding: 40px 16px;
            }

            .section {
                padding: 56px 0;
            }

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

            .value-card__img {
                height: 180px;
            }

            .cms-list-item {
                flex-direction: column;
                gap: 10px;
                padding: 16px 18px;
            }

            .cms-list-item__num {
                width: 32px;
                height: 32px;
                font-size: 0.85rem;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 12px;
            }

            .stat-card {
                padding: 24px 14px;
            }

            .stat-card__value {
                font-size: 2rem;
            }

            .strategy-item {
                flex-direction: column;
                gap: 12px;
                padding: 18px 16px;
            }

            .category-entry__img-wrap {
                min-height: 200px;
            }

            .category-entry__body {
                padding: 20px 20px 26px;
            }

            .category-entry__title {
                font-size: 1.3rem;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

            .btn {
                padding: 12px 24px;
                font-size: 0.9rem;
            }

            .hero-actions {
                flex-direction: column;
                align-items: center;
            }

            .section__header {
                margin-bottom: 36px;
            }
        }

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

            .hero-title {
                font-size: 1.8rem;
            }

            .hero-subtitle {
                font-size: 0.9rem;
            }

            .section__title {
                font-size: 1.4rem;
            }

            .section {
                padding: 44px 0;
            }

            .stats-grid {
                grid-template-columns: 1fr 1fr;
                gap: 10px;
            }

            .stat-card__value {
                font-size: 1.6rem;
            }

            .stat-card__label {
                font-size: 0.78rem;
            }

            .cta-block {
                padding: 44px 16px;
            }

            .cta-block__title {
                font-size: 1.3rem;
            }

            .faq-item__question {
                font-size: 0.9rem;
                padding: 14px 16px;
            }

            .faq-item__answer {
                padding: 0 16px;
            }

            .faq-item.is-open .faq-item__answer {
                padding: 0 16px 14px;
            }

            .cms-list-item {
                padding: 14px;
            }
        }

        /* ========== 焦点可见 ========== */
        a:focus-visible,
        button:focus-visible {
            outline: 2px solid var(--color-accent);
            outline-offset: 3px;
            border-radius: var(--radius-sm);
        }

        /* ========== 分隔线装饰 ========== */
        .divider-accent {
            width: 50px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 3px;
            margin: 16px auto;
        }

/* roulang page: article */
:root {
            --primary: #1a1f2e;
            --primary-light: #252b3d;
            --accent: #c9a96e;
            --accent-hover: #b8944f;
            --accent-subtle: rgba(201,169,110,0.12);
            --bg: #f8f7f4;
            --bg-alt: #f0eeea;
            --card-bg: #ffffff;
            --text: #2c2c2c;
            --text-strong: #1a1a1a;
            --text-light: #6b6b6b;
            --text-muted: #999999;
            --border: #e8e5df;
            --border-light: #f0ede8;
            --border-accent: rgba(201,169,110,0.35);
            --shadow-xs: 0 1px 3px rgba(0,0,0,0.04);
            --shadow-sm: 0 2px 8px rgba(0,0,0,0.05);
            --shadow-md: 0 4px 16px rgba(0,0,0,0.07);
            --shadow-lg: 0 8px 32px rgba(0,0,0,0.09);
            --shadow-xl: 0 16px 48px rgba(0,0,0,0.11);
            --radius-xs: 3px;
            --radius-sm: 5px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --font-sans: 'Inter', 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
            --transition-fast: 0.18s ease;
            --transition-base: 0.25s ease;
            --transition-slow: 0.35s ease;
            --max-width: 1240px;
            --max-width-article: 780px;
            --nav-height: 68px;
        }

        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
        html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
        body{font-family:var(--font-sans);font-size:16px;line-height:1.7;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh}
        img{max-width:100%;height:auto;display:block}
        a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}
        button,input,select,textarea{font-family:inherit;font-size:inherit}
        ul,ol{list-style:none}
        h1,h2,h3,h4,h5,h6{line-height:1.3;color:var(--text-strong);font-weight:600}
        strong,b{font-weight:600}
        em,i{font-style:italic}

        .container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 28px}
        .container--narrow{max-width:var(--max-width-article)}
        .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

        /* Header & Nav */
        .site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.92);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--border);transition:box-shadow var(--transition-base)}
        .site-header.scrolled{box-shadow:var(--shadow-sm)}
        .header-inner{display:flex;align-items:center;justify-content:space-between;height:var(--nav-height)}
        .logo{font-size:1.25rem;font-weight:700;letter-spacing:-0.01em;color:var(--primary);white-space:nowrap;position:relative}
        .logo::after{content:'';position:absolute;bottom:-3px;left:0;width:28px;height:2px;background:var(--accent);border-radius:1px;transition:width var(--transition-base)}
        .logo:hover::after{width:100%}
        .nav-links{display:flex;align-items:center;gap:36px}
        .nav-links a{font-size:0.925rem;font-weight:500;color:var(--text-light);position:relative;padding:4px 0;transition:color var(--transition-fast);letter-spacing:0.01em}
        .nav-links a::after{content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%) scaleX(0);width:100%;height:2px;background:var(--accent);border-radius:1px;transition:transform var(--transition-base);transform-origin:center}
        .nav-links a:hover{color:var(--primary)}
        .nav-links a:hover::after{transform:translateX(-50%) scaleX(1)}
        .nav-links a.active{color:var(--primary);font-weight:600}
        .nav-links a.active::after{transform:translateX(-50%) scaleX(1);background:var(--primary)}
        .nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px;color:var(--primary);font-size:1.4rem;line-height:1}

        /* Article Banner */
        .article-banner{position:relative;background:var(--primary-light);background-image:url('/assets/images/backpic/back-1.png');background-size:cover;background-position:center;padding:64px 0 52px;overflow:hidden}
        .article-banner::before{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,31,46,0.78) 0%,rgba(26,31,46,0.85) 100%);z-index:1}
        .article-banner .container{position:relative;z-index:2}
        .article-breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:0.85rem;color:rgba(255,255,255,0.7);margin-bottom:16px}
        .article-breadcrumb a{color:rgba(255,255,255,0.85);transition:color var(--transition-fast)}
        .article-breadcrumb a:hover{color:#fff}
        .article-breadcrumb .sep{color:rgba(255,255,255,0.4);font-size:0.7rem}
        .article-banner__category{display:inline-block;font-size:0.78rem;font-weight:600;text-transform:uppercase;letter-spacing:0.06em;color:var(--accent);background:rgba(201,169,110,0.15);border:1px solid rgba(201,169,110,0.3);padding:5px 14px;border-radius:20px;margin-bottom:14px}
        .article-banner__title{font-size:2.2rem;font-weight:700;color:#fff;line-height:1.3;max-width:780px;letter-spacing:-0.01em}
        .article-banner__meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:14px;font-size:0.9rem;color:rgba(255,255,255,0.65)}
        .article-banner__meta span{display:flex;align-items:center;gap:6px}
        .article-banner__meta i{font-size:0.85rem;color:var(--accent)}

        /* Article Layout */
        .article-layout{display:grid;grid-template-columns:1fr 340px;gap:44px;align-items:start;padding:48px 0 60px}
        .article-main{min-width:0}
        .article-sidebar{position:sticky;top:calc(var(--nav-height) + 32px)}

        /* Featured Image */
        .article-featured-img{border-radius:var(--radius-lg);overflow:hidden;margin-bottom:28px;box-shadow:var(--shadow-md);border:1px solid var(--border-light)}
        .article-featured-img img{width:100%;aspect-ratio:16/9;object-fit:cover}

        /* Article Body */
        .article-body{font-size:1.05rem;line-height:1.85;color:var(--text)}
        .article-body h2{font-size:1.55rem;margin:36px 0 14px;padding-top:8px;color:var(--primary);font-weight:700;letter-spacing:-0.01em;position:relative}
        .article-body h2::before{content:'';position:absolute;left:0;top:0;width:32px;height:3px;background:var(--accent);border-radius:2px}
        .article-body h3{font-size:1.25rem;margin:28px 0 10px;color:var(--text-strong)}
        .article-body p{margin-bottom:16px}
        .article-body ul,.article-body ol{margin:12px 0 20px 20px}
        .article-body ul{list-style:disc}
        .article-body ol{list-style:decimal}
        .article-body li{margin-bottom:8px;padding-left:4px}
        .article-body li::marker{color:var(--accent)}
        .article-body blockquote{margin:24px 0;padding:18px 22px;border-left:3px solid var(--accent);background:var(--accent-subtle);border-radius:0 var(--radius-sm) var(--radius-sm) 0;font-style:italic;color:var(--text-light)}
        .article-body img{border-radius:var(--radius-md);margin:20px 0;box-shadow:var(--shadow-sm)}
        .article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;transition:color var(--transition-fast)}
        .article-body a:hover{color:var(--accent-hover)}
        .article-body code{background:var(--bg-alt);padding:2px 7px;border-radius:var(--radius-xs);font-size:0.9em;color:var(--primary)}
        .article-body pre{background:var(--primary);color:#e0e0e0;padding:20px 24px;border-radius:var(--radius-md);overflow-x:auto;margin:20px 0;font-size:0.9rem;line-height:1.6}
        .article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:0.95rem}
        .article-body th{background:var(--primary);color:#fff;padding:10px 14px;text-align:left;font-weight:600}
        .article-body td{padding:10px 14px;border-bottom:1px solid var(--border-light)}
        .article-body tr:nth-child(even) td{background:var(--bg-alt)}

        /* Article Footer Meta */
        .article-footer-meta{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;padding:28px 0;margin-top:32px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
        .article-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
        .article-tags span{font-weight:600;color:var(--text-strong);font-size:0.9rem}
        .article-tags a{font-size:0.82rem;padding:5px 13px;border-radius:20px;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);transition:all var(--transition-fast)}
        .article-tags a:hover{background:var(--accent-subtle);border-color:var(--border-accent);color:var(--accent)}
        .article-share{display:flex;align-items:center;gap:10px}
        .article-share span{font-weight:600;color:var(--text-strong);font-size:0.9rem}
        .article-share a{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--bg-alt);color:var(--text-light);border:1px solid var(--border);transition:all var(--transition-fast);font-size:0.9rem}
        .article-share a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

        /* Not Found State */
        .not-found-state{text-align:center;padding:60px 30px}
        .not-found-state .icon-wrap{width:80px;height:80px;border-radius:50%;background:var(--bg-alt);display:flex;align-items:center;justify-content:center;margin:0 auto 20px;font-size:2rem;color:var(--text-muted);border:1px solid var(--border)}
        .not-found-state h3{font-size:1.4rem;margin-bottom:8px;color:var(--text-strong)}
        .not-found-state p{color:var(--text-light);margin-bottom:20px}
        .not-found-state .btn-back{display:inline-flex;align-items:center;gap:8px;padding:11px 24px;background:var(--primary);color:#fff;border-radius:var(--radius-md);font-weight:500;transition:all var(--transition-base);border:none;cursor:pointer}
        .not-found-state .btn-back:hover{background:var(--primary-light);box-shadow:var(--shadow-md);transform:translateY(-1px)}

        /* Sidebar */
        .sidebar-card{background:var(--card-bg);border-radius:var(--radius-lg);padding:26px 24px;margin-bottom:24px;border:1px solid var(--border-light);box-shadow:var(--shadow-xs);transition:box-shadow var(--transition-base)}
        .sidebar-card:hover{box-shadow:var(--shadow-sm)}
        .sidebar-card__title{font-size:1.05rem;font-weight:700;color:var(--primary);margin-bottom:16px;display:flex;align-items:center;gap:8px;letter-spacing:-0.01em}
        .sidebar-card__title::after{content:'';flex:1;height:1px;background:var(--border);margin-left:4px}
        .sidebar-post-list{}
        .sidebar-post-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border-light);transition:all var(--transition-fast)}
        .sidebar-post-item:last-child{border-bottom:none;padding-bottom:0}
        .sidebar-post-item:hover{padding-left:4px}
        .sidebar-post-item__num{font-size:0.75rem;font-weight:700;color:var(--accent);min-width:22px;line-height:1.5;flex-shrink:0}
        .sidebar-post-item__info{flex:1;min-width:0}
        .sidebar-post-item__title{font-size:0.9rem;font-weight:500;color:var(--text-strong);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--transition-fast)}
        .sidebar-post-item:hover .sidebar-post-item__title{color:var(--accent)}
        .sidebar-post-item__date{font-size:0.78rem;color:var(--text-muted);margin-top:4px}
        .sidebar-cta{background:var(--primary);color:#fff;border-radius:var(--radius-lg);padding:28px 24px;text-align:center}
        .sidebar-cta__icon{font-size:2rem;margin-bottom:12px;color:var(--accent)}
        .sidebar-cta__title{font-size:1.1rem;font-weight:700;margin-bottom:8px}
        .sidebar-cta__desc{font-size:0.88rem;color:rgba(255,255,255,0.75);margin-bottom:16px;line-height:1.5}
        .sidebar-cta .btn-sidebar-cta{display:inline-block;padding:10px 22px;background:var(--accent);color:#fff;border-radius:var(--radius-md);font-weight:600;font-size:0.9rem;transition:all var(--transition-base)}
        .sidebar-cta .btn-sidebar-cta:hover{background:var(--accent-hover);box-shadow:var(--shadow-md);transform:translateY(-1px)}

        /* Related Section */
        .related-section{padding:44px 0 56px;background:var(--bg-alt);border-top:1px solid var(--border)}
        .related-section__heading{font-size:1.5rem;font-weight:700;color:var(--primary);margin-bottom:28px;letter-spacing:-0.01em;display:flex;align-items:center;gap:10px}
        .related-section__heading::after{content:'';flex:1;height:1px;background:var(--border);margin-left:4px}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
        .related-card{background:var(--card-bg);border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--border-light);box-shadow:var(--shadow-xs);transition:all var(--transition-base);cursor:pointer;display:block}
        .related-card:hover{box-shadow:var(--shadow-md);transform:translateY(-3px);border-color:var(--border)}
        .related-card__img{aspect-ratio:16/9;overflow:hidden;position:relative}
        .related-card__img img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-slow)}
        .related-card:hover .related-card__img img{transform:scale(1.04)}
        .related-card__body{padding:18px 20px 20px}
        .related-card__cat{font-size:0.75rem;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:0.05em;margin-bottom:6px}
        .related-card__title{font-size:1rem;font-weight:600;color:var(--text-strong);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color var(--transition-fast)}
        .related-card:hover .related-card__title{color:var(--accent)}
        .related-card__date{font-size:0.8rem;color:var(--text-muted);margin-top:8px}

        /* CTA Section */
        .cta-section{padding:60px 0;text-align:center;background:var(--primary);position:relative;overflow:hidden}
        .cta-section::before{content:'';position:absolute;inset:0;background-image:url('/assets/images/backpic/back-3.png');background-size:cover;background-position:center;opacity:0.12;z-index:1}
        .cta-section .container{position:relative;z-index:2}
        .cta-section h2{font-size:1.8rem;font-weight:700;color:#fff;margin-bottom:12px;letter-spacing:-0.01em}
        .cta-section p{font-size:1.05rem;color:rgba(255,255,255,0.7);max-width:560px;margin:0 auto 28px;line-height:1.6}
        .btn-cta{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:var(--accent);color:#fff;font-weight:600;font-size:1rem;border-radius:var(--radius-md);transition:all var(--transition-base);border:none;cursor:pointer;letter-spacing:0.01em}
        .btn-cta:hover{background:var(--accent-hover);box-shadow:var(--shadow-lg);transform:translateY(-2px)}
        .btn-cta-outline{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;background:transparent;color:#fff;font-weight:600;font-size:1rem;border-radius:var(--radius-md);border:2px solid rgba(255,255,255,0.35);transition:all var(--transition-base);cursor:pointer;letter-spacing:0.01em;margin-left:12px}
        .btn-cta-outline:hover{background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.6)}

        /* Footer */
        .site-footer{background:var(--primary);color:rgba(255,255,255,0.7);padding:48px 0 28px;font-size:0.9rem;line-height:1.7}
        .footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;margin-bottom:32px}
        .footer-brand{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:10px;letter-spacing:-0.01em}
        .footer-brand-desc{font-size:0.88rem;color:rgba(255,255,255,0.55);line-height:1.6;max-width:300px}
        .footer-col__title{font-weight:600;color:#fff;margin-bottom:12px;font-size:0.95rem;letter-spacing:0.01em}
        .footer-links{display:flex;flex-direction:column;gap:8px}
        .footer-links a{color:rgba(255,255,255,0.6);transition:color var(--transition-fast);font-size:0.88rem}
        .footer-links a:hover{color:var(--accent)}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.12);padding-top:22px;text-align:center;font-size:0.82rem;color:rgba(255,255,255,0.4)}

        /* Responsive */
        @media (max-width:1024px){
            .article-layout{grid-template-columns:1fr;gap:32px}
            .article-sidebar{position:static;display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
            .sidebar-card{margin-bottom:0}
            .sidebar-cta{grid-column:1/-1}
            .related-grid{grid-template-columns:repeat(2,1fr)}
            .article-banner__title{font-size:1.8rem}
        }
        @media (max-width:768px){
            .container{padding:0 18px}
            .header-inner{height:58px}
            :root{--nav-height:58px}
            .nav-links{gap:20px}
            .nav-links a{font-size:0.85rem}
            .article-banner{padding:44px 0 36px}
            .article-banner__title{font-size:1.45rem}
            .article-body{font-size:0.98rem;line-height:1.75}
            .article-body h2{font-size:1.3rem}
            .article-sidebar{grid-template-columns:1fr}
            .related-grid{grid-template-columns:1fr}
            .footer-grid{grid-template-columns:1fr 1fr;gap:24px}
            .cta-section h2{font-size:1.4rem}
            .cta-section p{font-size:0.95rem}
            .btn-cta,.btn-cta-outline{padding:12px 24px;font-size:0.9rem}
            .article-footer-meta{flex-direction:column;align-items:flex-start}
        }
        @media (max-width:520px){
            .container{padding:0 14px}
            .header-inner{height:54px}
            :root{--nav-height:54px}
            .logo{font-size:1.1rem}
            .nav-links{gap:14px}
            .nav-links a{font-size:0.8rem}
            .article-banner{padding:32px 0 26px}
            .article-banner__title{font-size:1.2rem}
            .article-banner__meta{font-size:0.78rem;gap:8px}
            .article-breadcrumb{font-size:0.75rem}
            .article-banner__category{font-size:0.7rem;padding:4px 10px}
            .article-layout{padding:28px 0 40px;gap:24px}
            .article-featured-img{border-radius:var(--radius-md);margin-bottom:18px}
            .article-body{font-size:0.92rem;line-height:1.7}
            .article-body h2{font-size:1.15rem;margin:24px 0 10px}
            .article-body blockquote{padding:14px 16px;margin:16px 0}
            .related-section{padding:28px 0 36px}
            .related-section__heading{font-size:1.2rem}
            .sidebar-card{padding:18px 16px}
            .cta-section{padding:40px 0}
            .cta-section h2{font-size:1.2rem}
            .btn-cta-outline{margin-left:0;margin-top:10px}
            .footer-grid{grid-template-columns:1fr;gap:20px}
        }

/* roulang page: category1 */
/* ============ 设计变量 ============ */
        :root {
            --color-primary: #1a1a2e;
            --color-primary-light: #25254a;
            --color-accent: #d4382e;
            --color-accent-hover: #b71c1c;
            --color-gold: #c8943e;
            --color-gold-light: #f0d78c;
            --color-silver: #8a8fa3;
            --color-bronze: #b87351;
            --color-bg: #f7f8fa;
            --color-surface: #ffffff;
            --color-text: #1f2030;
            --color-text-secondary: #5a5d72;
            --color-text-muted: #8e91a4;
            --color-border: #e4e6ed;
            --color-border-light: #f0f1f5;
            --color-success: #2e7d32;
            --color-tag-bg: #eef1f7;
            --color-tag-text: #4a5070;
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
            --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
            --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.10);
            --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
            --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.14);
            --font-sans: 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-mono: 'SF Mono', 'Cascadia Code', 'Menlo', monospace;
            --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
            --max-width: 1240px;
            --header-height: 72px;
        }

        /* ============ Reset & Base ============ */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.65;
            color: var(--color-text);
            background-color: var(--color-bg);
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }

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

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

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ============ 极简高端文字导航 ============ */
        .site-header {
            background: var(--color-surface);
            border-bottom: 1px solid var(--color-border-light);
            position: sticky;
            top: 0;
            z-index: 1000;
            height: var(--header-height);
            transition: box-shadow var(--transition-base);
        }

        .site-header.scrolled {
            box-shadow: var(--shadow-sm);
        }

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

        .logo {
            font-size: 1.25rem;
            font-weight: 700;
            letter-spacing: -0.01em;
            color: var(--color-primary);
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: var(--color-accent);
            display: inline-block;
            flex-shrink: 0;
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 36px;
        }

        .nav-links a {
            font-size: 0.925rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            position: relative;
            padding: 6px 0;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
            transition: width var(--transition-base);
        }

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

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

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

        .nav-links a.active::after {
            width: 100%;
            background: var(--color-accent);
        }

        .nav-search-btn {
            background: none;
            border: none;
            cursor: pointer;
            color: var(--color-text-secondary);
            font-size: 1.05rem;
            padding: 6px;
            transition: color var(--transition-fast);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .nav-search-btn:hover {
            color: var(--color-text);
        }

        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--color-text);
            font-size: 1.35rem;
            line-height: 1;
        }

        /* ============ 分类Banner ============ */
        .category-banner {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 60%, #1e3a5f 100%);
            background-image: linear-gradient(135deg, rgba(26, 26, 46, 0.92) 0%, rgba(37, 37, 74, 0.88) 60%, rgba(30, 58, 95, 0.9) 100%), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            padding: 56px 0 52px;
            position: relative;
            overflow: hidden;
        }

        .category-banner::before {
            content: '';
            position: absolute;
            top: -60px;
            right: -80px;
            width: 280px;
            height: 280px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 56, 46, 0.18) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-banner::after {
            content: '';
            position: absolute;
            bottom: -40px;
            left: -60px;
            width: 200px;
            height: 200px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(200, 148, 62, 0.14) 0%, transparent 70%);
            pointer-events: none;
        }

        .category-banner-content {
            position: relative;
            z-index: 1;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 24px;
        }

        .category-breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            flex-wrap: wrap;
        }

        .category-breadcrumb a {
            color: rgba(255, 255, 255, 0.75);
            transition: color var(--transition-fast);
        }

        .category-breadcrumb a:hover {
            color: #ffffff;
        }

        .category-breadcrumb .separator {
            font-size: 0.7rem;
            opacity: 0.5;
        }

        .category-banner-title {
            font-size: 2.25rem;
            font-weight: 700;
            color: #ffffff;
            letter-spacing: -0.02em;
            margin-bottom: 10px;
            line-height: 1.25;
        }

        .category-banner-desc {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.75);
            max-width: 620px;
            line-height: 1.6;
        }

        .category-stats-row {
            display: flex;
            gap: 32px;
            margin-top: 24px;
            flex-wrap: wrap;
        }

        .category-stat-item {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.9rem;
        }

        .category-stat-item .stat-num {
            font-weight: 700;
            color: var(--color-gold-light);
            font-size: 1.1rem;
        }

        /* ============ 主内容区 ============ */
        .category-main {
            flex: 1;
            padding: 40px 0 60px;
        }

        .category-layout {
            display: grid;
            grid-template-columns: 1fr 340px;
            gap: 36px;
            align-items: start;
        }

        /* ============ 筛选标签栏 ============ */
        .filter-bar {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 28px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--color-border-light);
        }

        .filter-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text-muted);
            letter-spacing: 0.03em;
            text-transform: uppercase;
            margin-right: 4px;
            white-space: nowrap;
        }

        .filter-tag {
            display: inline-flex;
            align-items: center;
            padding: 7px 16px;
            border-radius: 20px;
            font-size: 0.875rem;
            font-weight: 500;
            background: var(--color-surface);
            border: 1px solid var(--color-border);
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            white-space: nowrap;
            user-select: none;
        }

        .filter-tag:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #fef5f5;
        }

        .filter-tag.active {
            background: var(--color-accent);
            color: #ffffff;
            border-color: var(--color-accent);
            font-weight: 600;
        }

        .filter-tag .count {
            margin-left: 6px;
            font-size: 0.75rem;
            opacity: 0.75;
        }

        /* ============ 文章列表卡片 ============ */
        .articles-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .article-card {
            display: flex;
            gap: 20px;
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--color-border-light);
            transition: all var(--transition-base);
            position: relative;
            cursor: pointer;
        }

        .article-card::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            bottom: 0;
            width: 4px;
            border-radius: 4px 0 0 4px;
            transition: width var(--transition-base), opacity var(--transition-base);
            opacity: 0.6;
        }

        .article-card.level-gold::before {
            background: var(--color-gold);
        }

        .article-card.level-silver::before {
            background: var(--color-silver);
        }

        .article-card.level-bronze::before {
            background: var(--color-bronze);
        }

        .article-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
            border-color: transparent;
        }

        .article-card:hover::before {
            width: 5px;
            opacity: 1;
        }

        .article-card-image {
            flex-shrink: 0;
            width: 220px;
            min-height: 170px;
            position: relative;
            overflow: hidden;
            background: #e8eaef;
        }

        .article-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform var(--transition-slow);
        }

        .article-card:hover .article-card-image img {
            transform: scale(1.06);
        }

        .article-card-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            padding: 4px 10px;
            border-radius: var(--radius-sm);
            font-size: 0.75rem;
            font-weight: 600;
            background: rgba(26, 26, 46, 0.82);
            color: #ffffff;
            letter-spacing: 0.03em;
            z-index: 2;
            backdrop-filter: blur(4px);
        }

        .article-card-body {
            flex: 1;
            padding: 18px 20px 16px 8px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            min-width: 0;
        }

        .article-card-title {
            font-size: 1.1rem;
            font-weight: 650;
            color: var(--color-text);
            line-height: 1.45;
            margin-bottom: 8px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }

        .article-card:hover .article-card-title {
            color: var(--color-accent);
        }

        .article-card-excerpt {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.55;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
            flex: 1;
        }

        .article-card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8rem;
            color: var(--color-text-muted);
            flex-wrap: wrap;
        }

        .article-card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .article-card-meta .views-high {
            color: var(--color-accent);
            font-weight: 600;
        }

        /* ============ 分页 ============ */
        .pagination {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 6px;
            margin-top: 36px;
            flex-wrap: wrap;
        }

        .pagination-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-width: 40px;
            height: 40px;
            padding: 0 12px;
            border-radius: var(--radius-md);
            font-size: 0.9rem;
            font-weight: 500;
            border: 1px solid var(--color-border);
            background: var(--color-surface);
            color: var(--color-text-secondary);
            cursor: pointer;
            transition: all var(--transition-fast);
            user-select: none;
            white-space: nowrap;
        }

        .pagination-btn:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: #fef5f5;
        }

        .pagination-btn.active {
            background: var(--color-accent);
            color: #ffffff;
            border-color: var(--color-accent);
            font-weight: 600;
            cursor: default;
        }

        .pagination-btn.disabled {
            opacity: 0.45;
            pointer-events: none;
            cursor: default;
        }

        .pagination-ellipsis {
            padding: 0 6px;
            color: var(--color-text-muted);
            font-size: 0.9rem;
        }

        /* ============ 侧栏 ============ */
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
            position: sticky;
            top: calc(var(--header-height) + 24px);
        }

        .sidebar-card {
            background: var(--color-surface);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border-light);
            padding: 22px 20px;
        }

        .sidebar-card__title {
            font-size: 1rem;
            font-weight: 650;
            color: var(--color-text);
            margin-bottom: 16px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-border-light);
            letter-spacing: 0.01em;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .sidebar-card__title .icon-fire {
            color: var(--color-accent);
            font-size: 0.9rem;
        }

        /* 热门排行列表 */
        .hot-rank-list {
            display: flex;
            flex-direction: column;
            gap: 2px;
        }

        .hot-rank-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 10px 8px;
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            cursor: pointer;
        }

        .hot-rank-item:hover {
            background: #fafbfd;
        }

        .hot-rank-num {
            flex-shrink: 0;
            width: 26px;
            height: 26px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 0.8rem;
            background: #eef1f7;
            color: var(--color-text-muted);
            line-height: 1;
        }

        .hot-rank-item:nth-child(1) .hot-rank-num {
            background: linear-gradient(135deg, #f0c060, #d4a030);
            color: #ffffff;
            box-shadow: 0 2px 8px rgba(200, 148, 62, 0.3);
        }

        .hot-rank-item:nth-child(2) .hot-rank-num {
            background: linear-gradient(135deg, #b8bfce, #8a8fa3);
            color: #ffffff;
            box-shadow: 0 2px 8px rgba(138, 143, 163, 0.3);
        }

        .hot-rank-item:nth-child(3) .hot-rank-num {
            background: linear-gradient(135deg, #c8956e, #b87351);
            color: #ffffff;
            box-shadow: 0 2px 8px rgba(184, 115, 81, 0.3);
        }

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

        .hot-rank-title {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text);
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            transition: color var(--transition-fast);
        }

        .hot-rank-item:hover .hot-rank-title {
            color: var(--color-accent);
        }

        .hot-rank-views {
            font-size: 0.75rem;
            color: var(--color-text-muted);
            margin-top: 3px;
        }

        /* 订阅CTA侧栏 */
        .sidebar-subscribe {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
            color: #ffffff;
            text-align: center;
            border: none;
            border-radius: var(--radius-lg);
            padding: 26px 20px;
        }

        .sidebar-subscribe__icon {
            font-size: 2rem;
            margin-bottom: 10px;
            color: var(--color-gold-light);
        }

        .sidebar-subscribe__title {
            font-size: 1.05rem;
            font-weight: 650;
            margin-bottom: 6px;
        }

        .sidebar-subscribe__desc {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 16px;
            line-height: 1.5;
        }

        .sidebar-subscribe-btn {
            display: inline-block;
            padding: 10px 24px;
            background: var(--color-accent);
            color: #ffffff;
            border-radius: 24px;
            font-weight: 600;
            font-size: 0.9rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-fast);
            letter-spacing: 0.02em;
        }

        .sidebar-subscribe-btn:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 6px 20px rgba(212, 56, 46, 0.35);
            transform: translateY(-1px);
        }

        /* 标签云 */
        .tag-cloud {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .tag-cloud-item {
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 500;
            background: var(--color-tag-bg);
            color: var(--color-tag-text);
            transition: all var(--transition-fast);
            cursor: pointer;
            white-space: nowrap;
        }

        .tag-cloud-item:hover {
            background: #dde3f0;
            color: var(--color-text);
        }

        /* ============ CTA板块 ============ */
        .cta-section {
            background: linear-gradient(135deg, #1a1a2e 0%, #1e3050 100%);
            background-image: linear-gradient(135deg, rgba(26, 26, 46, 0.94) 0%, rgba(30, 48, 80, 0.92) 100%), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            padding: 52px 0;
            margin-top: 40px;
            position: relative;
            overflow: hidden;
        }

        .cta-section::before {
            content: '';
            position: absolute;
            top: -50px;
            right: -50px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(212, 56, 46, 0.2) 0%, transparent 70%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 600px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .cta-title {
            font-size: 1.65rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .cta-desc {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
            line-height: 1.6;
        }

        .cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 13px 32px;
            background: var(--color-accent);
            color: #ffffff;
            border-radius: 28px;
            font-weight: 600;
            font-size: 1rem;
            border: none;
            cursor: pointer;
            transition: all var(--transition-base);
            letter-spacing: 0.02em;
        }

        .cta-btn:hover {
            background: var(--color-accent-hover);
            box-shadow: 0 8px 28px rgba(212, 56, 46, 0.4);
            transform: translateY(-2px);
        }

        /* ============ Footer ============ */
        .site-footer {
            background: #151522;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 24px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.5fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 32px;
        }

        .footer-brand {
            font-size: 1.2rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 10px;
            letter-spacing: -0.01em;
        }

        .footer-brand-desc {
            font-size: 0.875rem;
            line-height: 1.6;
            color: rgba(255, 255, 255, 0.55);
            max-width: 320px;
        }

        .footer-col__title {
            font-size: 0.9rem;
            font-weight: 650;
            color: #ffffff;
            margin-bottom: 14px;
            letter-spacing: 0.02em;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 9px;
        }

        .footer-links a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            transition: color var(--transition-fast);
            display: inline-flex;
            align-items: center;
            gap: 6px;
            width: fit-content;
        }

        .footer-links a::before {
            content: '';
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.25);
            flex-shrink: 0;
            transition: background var(--transition-fast);
        }

        .footer-links a:hover {
            color: #ffffff;
        }

        .footer-links a:hover::before {
            background: var(--color-accent);
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 18px;
            text-align: center;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ============ 移动端抽屉导航 ============ */
        .mobile-nav-overlay {
            display: none;
            position: fixed;
            inset: 0;
            background: rgba(0, 0, 0, 0.5);
            z-index: 999;
            opacity: 0;
            transition: opacity var(--transition-base);
        }

        .mobile-nav-overlay.open {
            display: block;
            opacity: 1;
        }

        .mobile-nav-panel {
            display: none;
            position: fixed;
            top: 0;
            right: 0;
            bottom: 0;
            width: 280px;
            background: var(--color-surface);
            z-index: 1001;
            padding: 28px 24px;
            flex-direction: column;
            gap: 8px;
            transform: translateX(100%);
            transition: transform var(--transition-base);
            box-shadow: var(--shadow-xl);
        }

        .mobile-nav-panel.open {
            transform: translateX(0);
        }

        .mobile-nav-panel .mobile-nav-close {
            align-self: flex-end;
            background: none;
            border: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--color-text);
            padding: 4px 8px;
        }

        .mobile-nav-panel a {
            display: block;
            padding: 12px 8px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            border-radius: var(--radius-sm);
            transition: all var(--transition-fast);
            border-left: 3px solid transparent;
        }

        .mobile-nav-panel a:hover {
            background: #f5f6fa;
            color: var(--color-text);
        }

        .mobile-nav-panel a.active {
            color: var(--color-accent);
            font-weight: 600;
            border-left-color: var(--color-accent);
            background: #fef5f5;
        }

        /* ============ 响应式断点 ============ */
        @media (max-width: 1024px) {
            .category-layout {
                grid-template-columns: 1fr 280px;
                gap: 24px;
            }

            .article-card-image {
                width: 180px;
                min-height: 150px;
            }

            .article-card-body {
                padding: 14px 16px 12px 6px;
            }

            .article-card-title {
                font-size: 1rem;
            }

            .category-banner-title {
                font-size: 1.85rem;
            }
        }

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

            .nav-search-btn {
                display: none;
            }

            .mobile-toggle {
                display: flex;
            }

            .mobile-nav-panel {
                display: flex;
            }

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

            .sidebar {
                position: static;
                order: 3;
            }

            .article-card {
                flex-direction: column;
            }

            .article-card-image {
                width: 100%;
                min-height: 200px;
                max-height: 240px;
            }

            .article-card::before {
                width: 100%;
                height: 4px;
                top: 0;
                left: 0;
                right: auto;
                bottom: auto;
                border-radius: 4px 4px 0 0;
            }

            .article-card:hover::before {
                width: 100%;
                height: 5px;
            }

            .article-card-body {
                padding: 16px 18px 14px;
            }

            .category-banner {
                padding: 36px 0 32px;
            }

            .category-banner-title {
                font-size: 1.55rem;
            }

            .category-banner-desc {
                font-size: 0.9rem;
            }

            .filter-bar {
                gap: 6px;
            }

            .filter-tag {
                padding: 5px 12px;
                font-size: 0.8rem;
            }

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

            .footer-grid>div:first-child {
                grid-column: 1 / -1;
            }

            .cta-title {
                font-size: 1.35rem;
            }
        }

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

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

            .logo {
                font-size: 1.1rem;
            }

            .category-banner {
                padding: 28px 0 24px;
            }

            .category-banner-title {
                font-size: 1.3rem;
            }

            .category-banner-desc {
                font-size: 0.85rem;
            }

            .category-stats-row {
                gap: 16px;
                margin-top: 14px;
            }

            .category-stat-item {
                font-size: 0.8rem;
            }

            .article-card-image {
                min-height: 170px;
                max-height: 200px;
            }

            .article-card-title {
                font-size: 0.95rem;
            }

            .article-card-excerpt {
                font-size: 0.825rem;
                -webkit-line-clamp: 2;
            }

            .pagination-btn {
                min-width: 34px;
                height: 34px;
                padding: 0 8px;
                font-size: 0.8rem;
            }

            .sidebar-card {
                padding: 16px 14px;
            }

            .category-main {
                padding: 24px 0 40px;
            }

            .cta-section {
                padding: 36px 0;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 22px;
            }

            .site-footer {
                padding: 32px 0 18px;
            }
        }