/* roulang page: index */
:root {
            --primary: #0C2A1E;
            --primary-light: #1A4233;
            --bg: #F6F4EF;
            --bg-alt: #F0EEE7;
            --dark: #1A1A1A;
            --gray: #6B6B6B;
            --gray-light: #9C9A93;
            --border: #E5E2DA;
            --card: #FFFFFF;
            --accent: #E8950C;
            --accent-hover: #CB8310;
            --accent-soft: #FDF3E3;
            --radius: 6px;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 2px 6px rgba(0,0,0,0.03);
            --shadow-md: 0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.05);
            --shadow-lg: 0 8px 20px rgba(0,0,0,0.08);
            --font-base: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
            --space-section-desktop: 88px;
            --space-section-tablet: 56px;
            --space-section-mobile: 40px;
            --header-height: 64px;
        }

        *,
        *::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-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--dark);
            background-color: var(--bg);
            padding-top: var(--header-height);
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

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

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

        input {
            font-family: inherit;
        }

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

        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }

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

        .section-dark {
            background-color: var(--primary);
            color: #F0F2EC;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-dark .text-muted {
            color: #B8BDB5;
        }

        .h2-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.4;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .h2-title-light {
            color: #FFFFFF;
        }

        .h3-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--gray);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .text-muted {
            color: var(--gray);
        }

        .text-small {
            font-size: 13px;
            line-height: 1.7;
            color: var(--gray);
        }

        .text-accent {
            color: var(--accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid transparent;
        }

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

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

        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232,149,12,0.3);
        }

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

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

        .btn-secondary:hover {
            background-color: rgba(12,42,30,0.06);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-secondary-light {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255,255,255,0.5);
        }

        .btn-secondary-light:hover {
            background-color: rgba(255,255,255,0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 12px 28px;
            font-size: 15px;
        }

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

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: #D5D0C6;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.5;
            letter-spacing: 0.01em;
        }

        .badge-accent {
            background-color: var(--accent-soft);
            color: var(--accent-hover);
        }

        .badge-muted {
            background-color: var(--bg-alt);
            color: var(--gray);
            border: 1px solid var(--border);
        }

        .badge-dark {
            background-color: var(--primary);
            color: #FFFFFF;
        }

        .divider {
            height: 1px;
            background-color: var(--border);
            border: none;
            margin: 0;
        }

        .icon-circle {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--accent-soft);
            color: var(--accent-hover);
            font-size: 16px;
            flex-shrink: 0;
        }

        .icon-circle-dark {
            background-color: rgba(232,149,12,0.15);
            color: var(--accent);
        }

        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--primary);
            font-weight: 600;
            font-size: 14px;
            border-bottom: 2px solid transparent;
            transition: border-color var(--transition-fast), color var(--transition-fast);
        }

        .link-arrow:hover {
            border-bottom-color: var(--accent);
            color: var(--accent-hover);
        }

        .link-arrow i {
            font-size: 12px;
            transition: transform var(--transition-fast);
        }

        .link-arrow:hover i {
            transform: translateX(3px);
        }

        .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #34C759;
            animation: breathe 2s ease-in-out infinite;
            margin-right: 4px;
        }

        @keyframes breathe {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.6; }
        }

        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            color: var(--gray);
            padding: 4px 0;
            transition: color var(--transition-fast);
        }

        .nav-link::after {
            content: '';
            position: absolute;
            bottom: -2px;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent);
            transition: width var(--transition-base);
            border-radius: 1px;
        }

        .nav-link:hover {
            color: var(--primary);
        }

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

        .nav-link.active {
            color: var(--primary);
            font-weight: 700;
        }

        .nav-link.active::after {
            width: 100%;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            transition: background-color var(--transition-fast);
        }

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

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 0;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            list-style: none;
            transition: color var(--transition-fast);
        }

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

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

        .faq-item .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--accent);
            transition: transform var(--transition-base);
        }

        .faq-item[open] .faq-icon {
            transform: rotate(45deg);
        }

        .faq-item .faq-answer {
            padding: 0 0 18px 0;
            font-size: 14px;
            color: var(--gray);
            line-height: 1.8;
            max-width: 95%;
        }

        .news-item {
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 20px 24px;
            border-bottom: 1px solid var(--border);
            transition: background-color var(--transition-fast);
        }

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

        .news-item:hover {
            background-color: var(--bg-alt);
        }

        .news-date {
            font-size: 13px;
            color: var(--gray-light);
            font-weight: 500;
        }

        .news-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--dark);
        }

        .news-summary {
            font-size: 14px;
            color: var(--gray);
            line-height: 1.7;
        }

        .data-number {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.02em;
            color: var(--primary);
            font-variant-numeric: tabular-nums;
        }

        .data-number-accent {
            color: var(--accent);
        }

        .data-label {
            font-size: 13px;
            color: var(--gray);
            font-weight: 500;
            margin-top: 4px;
        }

        .step-item {
            display: flex;
            gap: 16px;
            align-items: flex-start;
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
            transition: background-color var(--transition-fast);
        }

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

        .step-number {
            flex-shrink: 0;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--primary);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 16px;
            line-height: 1;
        }

        .testimonial-item {
            display: flex;
            flex-direction: column;
            gap: 10px;
            padding: 24px;
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

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

        .testimonial-user {
            display: flex;
            align-items: center;
            gap: 12px;
        }

        .testimonial-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--primary-light);
            color: #FFFFFF;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }

        .testimonial-name {
            font-size: 14px;
            font-weight: 700;
            color: var(--dark);
        }

        .testimonial-role {
            font-size: 12px;
            color: var(--gray);
        }

        .testimonial-text {
            font-size: 14px;
            color: var(--gray);
            line-height: 1.75;
        }

        .image-placeholder {
            position: relative;
            overflow: hidden;
            border-radius: var(--radius);
            background-color: var(--bg-alt);
        }

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

        .image-placeholder .image-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(12,42,30,0.85) 0%, rgba(12,42,30,0) 100%);
            padding: 32px 24px 18px;
            color: #FFFFFF;
        }

        .data-panel {
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 24px;
            box-shadow: var(--shadow-sm);
        }

        .data-panel-row {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid var(--border);
        }

        .data-panel-row:last-child {
            border-bottom: none;
        }

        .trend-up {
            color: #34C759;
            font-weight: 600;
            font-size: 13px;
        }

        .trend-down {
            color: #E74C3C;
            font-weight: 600;
            font-size: 13px;
        }

        .trend-flat {
            color: var(--gray-light);
            font-weight: 600;
            font-size: 13px;
        }

        .hero-section {
            position: relative;
            background-color: var(--primary);
            min-height: 560px;
            display: flex;
            align-items: center;
            padding: 48px 0;
            overflow: hidden;
        }

        .hero-bg-image {
            position: absolute;
            top: 0;
            right: 0;
            bottom: 0;
            left: 0;
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 1;
        }

        .hero-title {
            font-size: 38px;
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: -0.02em;
            color: #FFFFFF;
            margin-bottom: 16px;
        }

        .hero-subtitle {
            font-size: 17px;
            line-height: 1.8;
            color: #C8D0C5;
            max-width: 560px;
            margin-bottom: 24px;
        }

        .hero-badge-row {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 24px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 5px 12px;
            border-radius: 4px;
            background-color: rgba(232,149,12,0.18);
            color: #F5D48A;
            font-size: 12px;
            font-weight: 600;
            border: 1px solid rgba(232,149,12,0.35);
        }

        .hero-cta-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .hero-stats-card {
            background-color: rgba(255,255,255,0.06);
            backdrop-filter: blur(6px);
            border: 1px solid rgba(255,255,255,0.15);
            border-radius: var(--radius);
            padding: 20px 24px;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .hero-stat-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }

        .hero-stat-label {
            font-size: 12px;
            color: #B8BDB5;
            font-weight: 500;
        }

        .hero-stat-value {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            font-variant-numeric: tabular-nums;
        }

        @media (max-width: 1024px) {
            .hero-title {
                font-size: 32px;
            }
            .section {
                padding-top: var(--space-section-tablet);
                padding-bottom: var(--space-section-tablet);
            }
        }

        @media (max-width: 768px) {
            body {
                padding-top: 56px;
            }
            :root {
                --header-height: 56px;
            }
            .hero-section {
                min-height: auto;
                padding: 40px 0;
            }
            .hero-title {
                font-size: 26px;
            }
            .hero-subtitle {
                font-size: 15px;
            }
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }
            .h2-title {
                font-size: 22px;
            }
            .data-number {
                font-size: 26px;
            }
            .container {
                padding: 0 16px;
            }
            .faq-item summary {
                font-size: 15px;
                padding: 14px 0;
            }
            .news-item {
                padding: 16px;
            }
        }

        @media (max-width: 520px) {
            .hero-title {
                font-size: 22px;
            }
            .hero-cta-row {
                flex-direction: column;
                align-items: stretch;
            }
            .hero-cta-row .btn {
                width: 100%;
            }
            .hero-stats-card {
                padding: 14px 16px;
            }
            .news-title {
                font-size: 16px;
            }
            .step-item {
                flex-direction: column;
                gap: 10px;
            }
        }

/* roulang page: category3 */
:root {
            --primary: #0C2A1E;
            --primary-light: #1A4233;
            --bg: #F6F4EF;
            --bg-alt: #F0EEE7;
            --dark: #1A1A1A;
            --gray: #6B6B6B;
            --gray-light: #9C9A93;
            --border: #E5E2DA;
            --card: #FFFFFF;
            --accent: #E8950C;
            --accent-hover: #CB8310;
            --accent-soft: #FDF3E3;
            --radius: 6px;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 2px 6px rgba(0,0,0,0.03);
            --shadow-md: 0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.05);
            --shadow-lg: 0 8px 20px rgba(0,0,0,0.08);
            --font-base: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
            --space-section-desktop: 88px;
            --space-section-tablet: 56px;
            --space-section-mobile: 40px;
            --header-height: 64px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--dark);
            background-color: var(--bg);
            padding-top: var(--header-height);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color var(--transition-fast);
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
            color: inherit;
        }
        input {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }
        .section-alt {
            background-color: var(--bg-alt);
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .section-dark {
            background-color: var(--primary);
            color: #F0F2EC;
        }
        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }
        .section-dark .text-muted {
            color: #B8BDB5;
        }
        .h2-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.4;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .h2-title-light {
            color: #FFFFFF;
        }
        .h3-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }
        .section-subtitle {
            font-size: 15px;
            color: var(--gray);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .text-muted {
            color: var(--gray);
        }
        .text-small {
            font-size: 13px;
            line-height: 1.7;
            color: var(--gray);
        }
        .text-accent {
            color: var(--accent);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid transparent;
        }
        .btn:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        .btn-primary {
            background-color: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232,149,12,0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }
        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover {
            background-color: rgba(12,42,30,0.06);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }
        .btn-secondary-light {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255,255,255,0.5);
        }
        .btn-secondary-light:hover {
            background-color: rgba(255,255,255,0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }
        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }
        .btn-lg {
            padding: 12px 28px;
            font-size: 15px;
        }
        .card {
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            background-color: var(--accent-soft);
            color: var(--accent-hover);
            line-height: 1.4;
        }
        .badge-green {
            background-color: #E8F5E9;
            color: #1B5E20;
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--gray);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--gray);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .separator {
            color: var(--border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }
        .article-list-item {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            padding: 24px;
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            margin-bottom: 16px;
        }
        .article-list-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
        }
        .article-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 13px;
            color: var(--gray);
            flex-wrap: wrap;
        }
        .term-card {
            padding: 20px;
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .term-card:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            border-radius: 0;
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: flex-start;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 0;
            cursor: pointer;
            font-weight: 700;
            font-size: 16px;
            color: var(--dark);
            transition: color var(--transition-fast);
            text-align: left;
            width: 100%;
        }
        .faq-question:hover {
            color: var(--accent-hover);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            transition: transform var(--transition-base);
            font-size: 14px;
            color: var(--accent);
            margin-top: 4px;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow), padding var(--transition-slow);
            font-size: 14px;
            color: var(--gray);
            line-height: 1.8;
            padding: 0 0;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding: 0 0 18px 0;
        }
        .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #4CAF50;
            animation: pulse-dot 2s ease-in-out infinite;
        }
        @keyframes pulse-dot {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.6; }
        }
        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            padding: 6px 0;
            transition: color var(--transition-fast);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent);
            transition: width var(--transition-base);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .nav-link.active {
            color: #FFFFFF !important;
            font-weight: 600;
        }
        .header-wrap {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background-color: var(--primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            box-shadow: 0 1px 4px rgba(0,0,0,0.2);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }
        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            letter-spacing: -0.01em;
            white-space: nowrap;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .logo-tag {
            font-size: 11px;
            font-weight: 400;
            color: #B8BDB5;
            background-color: rgba(255,255,255,0.1);
            padding: 2px 8px;
            border-radius: 4px;
        }
        .mobile-menu-btn {
            display: none;
            color: #FFFFFF;
            font-size: 20px;
            padding: 6px;
            border-radius: 4px;
            transition: background-color var(--transition-fast);
        }
        .mobile-menu-btn:hover {
            background-color: rgba(255,255,255,0.1);
        }
        .mobile-nav {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background-color: var(--primary);
            z-index: 999;
            padding: 16px 24px 24px;
            border-top: 1px solid rgba(255,255,255,0.08);
            box-shadow: 0 8px 20px rgba(0,0,0,0.3);
        }
        .mobile-nav.open {
            display: block;
        }
        .mobile-nav a {
            display: block;
            padding: 12px 0;
            font-size: 16px;
            font-weight: 500;
            color: #B8BDB5;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            transition: color var(--transition-fast);
        }
        .mobile-nav a:hover,
        .mobile-nav a.active {
            color: #FFFFFF;
        }
        .mobile-nav a.active {
            color: var(--accent);
        }
        @media (max-width: 1024px) {
            :root {
                --header-height: 56px;
            }
            .section {
                padding-top: var(--space-section-tablet);
                padding-bottom: var(--space-section-tablet);
            }
            .h2-title {
                font-size: 24px;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }
            .h2-title {
                font-size: 21px;
            }
            .container {
                padding: 0 16px;
            }
            .mobile-menu-btn {
                display: flex;
                align-items: center;
                justify-content: center;
            }
            .hidden-mobile {
                display: none !important;
            }
            .article-list-item {
                padding: 16px;
            }
            .btn-lg {
                padding: 10px 20px;
                font-size: 14px;
            }
        }
        @media (min-width: 769px) {
            .mobile-nav {
                display: none !important;
            }
        }
        .prose-content h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            margin-top: 24px;
            line-height: 1.5;
        }
        .prose-content p {
            font-size: 15px;
            line-height: 1.9;
            color: var(--dark);
            margin-bottom: 16px;
        }
        .prose-content p:last-child {
            margin-bottom: 0;
        }
        .prose-content .text-muted {
            color: var(--gray);
        }
        .metric-number {
            font-size: 32px;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            letter-spacing: -0.02em;
            font-feature-settings: "tnum";
        }
        .metric-label {
            font-size: 13px;
            color: var(--gray);
            margin-top: 4px;
        }
        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition-fast);
            cursor: pointer;
        }
        .link-arrow:hover {
            color: var(--accent-hover);
            gap: 8px;
        }
        .divider {
            border-top: 1px solid var(--border);
            margin: 24px 0;
        }
        .footer-link {
            font-size: 13px;
            color: #B8BDB5;
            transition: color var(--transition-fast);
        }
        .footer-link:hover {
            color: #FFFFFF;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 40px;
            padding-top: 20px;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: #9C9A93;
        }
        .footer-bottom a {
            color: #9C9A93;
            transition: color var(--transition-fast);
        }
        .footer-bottom a:hover {
            color: #FFFFFF;
        }
        .grid-article-list {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
        }
        .term-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 16px;
        }
        @media (max-width: 1024px) {
            .term-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .term-grid {
                grid-template-columns: 1fr;
            }
        }
        .related-link-item {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 16px 20px;
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            cursor: pointer;
        }
        .related-link-item:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }

/* roulang page: category2 */
:root {
            --primary: #0C2A1E;
            --primary-light: #1A4233;
            --bg: #F6F4EF;
            --bg-alt: #F0EEE7;
            --dark: #1A1A1A;
            --gray: #6B6B6B;
            --gray-light: #9C9A93;
            --border: #E5E2DA;
            --card: #FFFFFF;
            --accent: #E8950C;
            --accent-hover: #CB8310;
            --accent-soft: #FDF3E3;
            --radius: 6px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 2px 6px rgba(0, 0, 0, 0.03);
            --shadow-md: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.08);
            --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
            --space-section-desktop: 88px;
            --space-section-tablet: 56px;
            --space-section-mobile: 40px;
            --header-height: 56px;
        }

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

        body {
            font-family: var(--font-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--dark);
            background-color: var(--bg);
            padding-top: var(--header-height);
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

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

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

        input {
            font-family: inherit;
        }

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

        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }

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

        .section-dark {
            background-color: var(--primary);
            color: #F0F2EC;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-dark .text-muted {
            color: #B8BDB5;
        }

        .h2-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.4;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .h2-title-light {
            color: #FFFFFF;
        }

        .h3-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--gray);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .text-muted {
            color: var(--gray);
        }

        .text-small {
            font-size: 13px;
            line-height: 1.7;
            color: var(--gray);
        }

        .text-accent {
            color: var(--accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid transparent;
        }

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

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

        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 149, 12, 0.3);
        }

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

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

        .btn-secondary:hover {
            background-color: rgba(12, 42, 30, 0.06);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-secondary-light {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-secondary-light:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 12px 28px;
            font-size: 15px;
        }

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

        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
            border-color: rgba(12, 42, 30, 0.15);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 2px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 500;
            line-height: 1.6;
            background-color: var(--accent-soft);
            color: var(--primary);
        }

        .badge-outline {
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--gray);
        }

        .news-item {
            padding: 20px 0;
            border-bottom: 1px solid var(--border);
        }

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

        .article-list-item {
            display: grid;
            grid-template-columns: 220px 1fr auto;
            gap: 20px;
            padding: 20px;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            background-color: var(--card);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            margin-bottom: 16px;
        }

        .article-list-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(12, 42, 30, 0.15);
            transform: translateY(-2px);
        }

        .article-list-item img {
            width: 220px;
            height: 145px;
            object-fit: cover;
            border-radius: var(--radius);
        }

        .strategy-point {
            display: flex;
            gap: 14px;
            padding: 18px 20px;
            border-left: 3px solid var(--accent);
            background-color: var(--card);
            border-radius: 0 var(--radius) var(--radius) 0;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }

        .strategy-point:hover {
            box-shadow: var(--shadow-md);
            border-left-color: var(--primary);
        }

        .strategy-point .point-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: var(--accent-soft);
            color: var(--primary);
            border-radius: var(--radius);
            font-weight: 700;
            font-size: 16px;
        }

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

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            padding: 18px 0;
            text-align: left;
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            transition: color var(--transition-fast);
        }

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

        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background-color: var(--bg-alt);
            font-size: 14px;
            font-weight: 700;
            color: var(--primary);
            transition: all var(--transition-base);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
            font-size: 14px;
            color: var(--gray);
            line-height: 1.9;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 18px;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background-color: var(--accent);
            color: var(--primary);
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--gray);
            margin-bottom: 20px;
        }

        .breadcrumb a {
            color: var(--gray);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .separator {
            color: var(--gray-light);
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            padding-bottom: 4px;
            transition: color var(--transition-fast);
        }

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

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link.active {
            color: #FFFFFF !important;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--accent);
            animation: breathing 2s ease-in-out infinite;
        }

        @keyframes breathing {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.5;
            }
        }

        .header-section {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: var(--header-height);
            background-color: var(--primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            width: 100%;
        }

        .hamburger {
            display: none;
            width: 36px;
            height: 36px;
            align-items: center;
            justify-content: center;
            border-radius: var(--radius);
            color: #FFFFFF;
            font-size: 18px;
            transition: background-color var(--transition-fast);
        }

        .hamburger:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            z-index: 99;
            background-color: var(--primary);
            padding: 16px 24px 24px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

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

        .mobile-menu a {
            display: block;
            padding: 10px 0;
            color: #B8BDB5;
            font-size: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }

        .mobile-menu a.active {
            color: #FFFFFF;
            font-weight: 700;
        }

        @media (max-width: 1024px) {
            :root {
                --space-section-desktop: 56px;
            }

            .h2-title {
                font-size: 24px;
            }

            .article-list-item {
                grid-template-columns: 1fr;
                gap: 14px;
            }

            .article-list-item img {
                width: 100%;
                height: 200px;
            }

            .article-list-item .list-action {
                justify-self: start;
            }
        }

        @media (max-width: 768px) {
            :root {
                --space-section-desktop: 40px;
            }

            .container {
                padding: 0 16px;
            }

            .h2-title {
                font-size: 22px;
            }

            .section-subtitle {
                font-size: 14px;
            }

            .btn-lg {
                padding: 10px 22px;
                font-size: 14px;
                width: 100%;
            }

            .hamburger {
                display: flex;
            }

            .header-inner .nav-desktop {
                display: none;
            }

            .header-inner .header-actions .notify-btn {
                display: none;
            }

            .article-list-item {
                padding: 16px;
                grid-template-columns: 1fr;
            }

            .article-list-item img {
                height: 180px;
                width: 100%;
            }

            .strategy-point {
                padding: 14px 16px;
            }

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

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

        @media (max-width: 520px) {
            .h2-title {
                font-size: 20px;
            }

            .container {
                padding: 0 12px;
            }

            .article-list-item img {
                height: 150px;
            }

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

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

/* roulang page: category1 */
:root {
            --primary: #0C2A1E;
            --primary-light: #1A4233;
            --bg: #F6F4EF;
            --bg-alt: #F0EEE7;
            --dark: #1A1A1A;
            --gray: #6B6B6B;
            --gray-light: #9C9A93;
            --border: #E5E2DA;
            --card: #FFFFFF;
            --accent: #E8950C;
            --accent-hover: #CB8310;
            --accent-soft: #FDF3E3;
            --radius: 6px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 2px 6px rgba(0, 0, 0, 0.03);
            --shadow-md: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.08);
            --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
            --space-section-desktop: 88px;
            --space-section-tablet: 56px;
            --space-section-mobile: 40px;
            --header-height: 64px;
        }

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

        body {
            font-family: var(--font-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--dark);
            background-color: var(--bg);
            padding-top: var(--header-height);
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

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

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

        input {
            font-family: inherit;
        }

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

        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }

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

        .section-dark {
            background-color: var(--primary);
            color: #F0F2EC;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-dark .text-muted {
            color: #B8BDB5;
        }

        .h2-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.4;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .h2-title-light {
            color: #FFFFFF;
        }

        .h3-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--gray);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .text-muted {
            color: var(--gray);
        }

        .text-small {
            font-size: 13px;
            line-height: 1.7;
            color: var(--gray);
        }

        .text-accent {
            color: var(--accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid transparent;
        }

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

        .btn-primary {
            background-color: var(--accent);
            color: var(--primary);
            border-color: var(--accent);
        }
        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 149, 12, 0.3);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-secondary {
            background-color: transparent;
            color: var(--primary);
            border-color: var(--primary);
        }
        .btn-secondary:hover {
            background-color: rgba(12, 42, 30, 0.06);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-secondary-light {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.5);
        }
        .btn-secondary-light:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 12px 28px;
            font-size: 15px;
        }

        .card {
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            overflow: hidden;
        }
        .card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-lg);
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            font-size: 12px;
            font-weight: 600;
            border-radius: 4px;
            background-color: var(--accent-soft);
            color: var(--primary);
            line-height: 1.5;
        }

        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 0.01em;
            transition: color var(--transition-fast);
            padding: 6px 0;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent);
            transition: width var(--transition-base);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .nav-link:hover {
            color: #FFFFFF !important;
        }
        .nav-link.active {
            color: #FFFFFF !important;
            font-weight: 600;
        }

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #C6F135;
            animation: pulse-dot 2s ease-in-out infinite;
            display: inline-block;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: 0.55;
                transform: scale(0.9);
            }
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--gray);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--gray);
            transition: color var(--transition-fast);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .separator {
            color: var(--border);
            font-size: 12px;
        }
        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        .data-panel-card {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 22px 24px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
        }
        .data-panel-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-2px);
        }
        .data-value {
            font-size: 32px;
            font-weight: 800;
            letter-spacing: -0.03em;
            color: var(--primary);
            line-height: 1.2;
            font-variant-numeric: tabular-nums;
        }
        .data-change-up {
            color: #2E8B57;
            font-weight: 600;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .data-change-down {
            color: #C0392B;
            font-weight: 600;
            font-size: 13px;
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }

        .article-list-item {
            display: grid;
            grid-template-columns: 220px 1fr;
            gap: 20px;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 20px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            align-items: center;
            margin-bottom: 16px;
        }
        .article-list-item:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .article-list-item img {
            width: 220px;
            height: 140px;
            object-fit: cover;
            border-radius: 4px;
        }
        .article-list-item .article-date {
            font-size: 12px;
            color: var(--gray-light);
            margin-bottom: 6px;
        }
        .article-list-item .article-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.45;
            color: var(--dark);
            margin-bottom: 8px;
            transition: color var(--transition-fast);
        }
        .article-list-item:hover .article-title {
            color: var(--primary);
        }
        .article-list-item .article-summary {
            font-size: 14px;
            color: var(--gray);
            line-height: 1.7;
            margin-bottom: 12px;
        }

        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 16px 0;
            transition: background-color var(--transition-fast);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 16px;
            font-weight: 600;
            color: var(--dark);
            cursor: pointer;
            padding: 4px 0;
            transition: color var(--transition-fast);
            text-align: left;
            width: 100%;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--gray);
            transition: all var(--transition-fast);
        }
        .faq-item.open .faq-icon {
            background-color: var(--accent);
            border-color: var(--accent);
            color: var(--primary);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height var(--transition-slow);
            font-size: 14px;
            color: var(--gray);
            line-height: 1.8;
            padding-right: 40px;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 10px;
        }

        .related-link-item {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 14px 0;
            border-bottom: 1px solid var(--border);
            font-size: 15px;
            font-weight: 500;
            color: var(--dark);
            transition: all var(--transition-fast);
        }
        .related-link-item:last-child {
            border-bottom: none;
        }
        .related-link-item:hover {
            color: var(--primary);
            padding-left: 8px;
        }
        .related-link-item .link-arrow {
            color: var(--accent);
            font-size: 14px;
            flex-shrink: 0;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background: var(--primary);
            z-index: 50;
            padding: 16px 24px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            box-shadow: var(--shadow-lg);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 0;
            color: #B8BDB5;
            font-size: 16px;
            font-weight: 500;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: color var(--transition-fast);
        }
        .mobile-menu a:hover {
            color: #FFFFFF;
        }
        .mobile-menu a:last-child {
            border-bottom: none;
        }

        @media (max-width: 1024px) {
            .section {
                padding-top: var(--space-section-tablet);
                padding-bottom: var(--space-section-tablet);
            }
            .article-list-item {
                grid-template-columns: 1fr;
                gap: 14px;
            }
            .article-list-item img {
                width: 100%;
                height: 180px;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
            }
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }
            .h2-title {
                font-size: 22px;
            }
            .data-value {
                font-size: 26px;
            }
            .container {
                padding: 0 16px;
            }
            .article-list-item {
                padding: 14px;
            }
            .article-list-item .article-title {
                font-size: 16px;
            }
            .faq-answer {
                padding-right: 0;
            }
        }
        @media (max-width: 520px) {
            .article-list-item img {
                height: 140px;
            }
            .data-panel-card {
                padding: 16px;
            }
            .btn-lg {
                padding: 10px 20px;
                font-size: 14px;
            }
        }

/* roulang page: category5 */
:root {
            --primary: #0C2A1E;
            --primary-light: #1A4233;
            --bg: #F6F4EF;
            --bg-alt: #F0EEE7;
            --dark: #1A1A1A;
            --gray: #6B6B6B;
            --gray-light: #9C9A93;
            --border: #E5E2DA;
            --card: #FFFFFF;
            --accent: #E8950C;
            --accent-hover: #CB8310;
            --accent-soft: #FDF3E3;
            --radius: 6px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04), 0 2px 6px rgba(0, 0, 0, 0.03);
            --shadow-md: 0 1px 2px rgba(0, 0, 0, 0.04), 0 4px 12px rgba(0, 0, 0, 0.05);
            --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.08);
            --font-base: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
            --space-section-desktop: 80px;
            --space-section-tablet: 52px;
            --space-section-mobile: 40px;
            --header-height: 64px;
        }

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

        body {
            font-family: var(--font-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--dark);
            background-color: var(--bg);
            padding-top: var(--header-height);
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

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

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

        input {
            font-family: inherit;
        }

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

        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }

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

        .section-dark {
            background-color: var(--primary);
            color: #F0F2EC;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-dark .text-muted {
            color: #B8BDB5;
        }

        .h2-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.4;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .h3-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--gray);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .text-muted {
            color: var(--gray);
        }

        .text-small {
            font-size: 13px;
            line-height: 1.7;
            color: var(--gray);
        }

        .text-accent {
            color: var(--accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid transparent;
        }

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

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

        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232, 149, 12, 0.3);
        }

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

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

        .btn-secondary:hover {
            background-color: rgba(12, 42, 30, 0.06);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-secondary-light {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255, 255, 255, 0.5);
        }

        .btn-secondary-light:hover {
            background-color: rgba(255, 255, 255, 0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 12px 28px;
            font-size: 15px;
        }

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

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

        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            line-height: 1.5;
            background-color: var(--accent-soft);
            color: var(--primary);
        }

        .badge-green {
            background-color: #E8F0E9;
            color: var(--primary);
        }

        .badge-gray {
            background-color: #F0EEE7;
            color: var(--gray);
        }

        .list-item {
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            transition: all var(--transition-fast);
        }

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

        .list-item:hover {
            padding-left: 8px;
        }

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

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 16px 0;
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            text-align: left;
            background: none;
            border: none;
            cursor: pointer;
            transition: color var(--transition-fast);
            gap: 16px;
        }

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

        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background-color: var(--bg-alt);
            font-size: 14px;
            transition: all var(--transition-fast);
        }

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

        .faq-answer-inner {
            padding: 0 0 16px;
            font-size: 14px;
            color: var(--gray);
            line-height: 1.8;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--gray);
            margin-bottom: 16px;
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: var(--gray);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb-sep {
            color: var(--gray-light);
            font-size: 12px;
        }

        .hero-cat {
            padding: 48px 0 0;
        }

        .hero-cat h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.35;
            letter-spacing: -0.02em;
            color: var(--primary);
            margin-bottom: 14px;
        }

        .hero-cat-desc {
            font-size: 15px;
            color: var(--gray);
            max-width: 720px;
            line-height: 1.8;
        }

        .step-line {
            position: relative;
            padding-left: 28px;
            border-left: 2px solid var(--border);
            margin-left: 12px;
        }

        .step-dot {
            position: absolute;
            left: -7px;
            top: 4px;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(232, 149, 12, 0.2);
        }

        @media (max-width: 1024px) {
            .section {
                padding-top: var(--space-section-tablet);
                padding-bottom: var(--space-section-tablet);
            }
            .hero-cat h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }
            .hero-cat h1 {
                font-size: 26px;
            }
            .h2-title {
                font-size: 22px;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .hero-cat {
                padding: 32px 0 0;
            }
        }

        .header-main {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            background-color: var(--primary);
            height: var(--header-height);
            display: flex;
            align-items: center;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            gap: 16px;
        }

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

        .logo-text {
            font-size: 20px;
            font-weight: 800;
            color: #FFFFFF;
            letter-spacing: -0.01em;
        }

        .logo-sub {
            font-size: 11px;
            color: #B8BDB5;
            font-weight: 400;
        }

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

        .nav-link {
            font-size: 14px;
            font-weight: 500;
            position: relative;
            padding: 4px 0;
            transition: color var(--transition-fast);
            white-space: nowrap;
        }

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

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link:hover {
            color: #FFFFFF;
        }

        .nav-link.active {
            color: #FFFFFF;
            font-weight: 700;
        }

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

        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: #4ADE80;
            animation: pulse-dot 2s ease-in-out infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
            }
            50% {
                opacity: 0.6;
            }
        }

        .bell-icon {
            color: #B8BDB5;
            font-size: 16px;
            transition: color var(--transition-fast);
        }

        .bell-icon:hover {
            color: #FFFFFF;
        }

        .mobile-toggle {
            display: none;
            color: #FFFFFF;
            font-size: 20px;
            padding: 6px;
            background: none;
            border: none;
            cursor: pointer;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background-color: var(--primary);
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 16px 24px 24px;
            z-index: 49;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 15px;
            color: #B8BDB5;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            transition: color var(--transition-fast);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: #FFFFFF;
        }

        @media (max-width: 1023px) {
            .nav-desktop {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .header-right .btn {
                display: none;
            }
            .logo-sub {
                display: none;
            }
        }

        @media (max-width: 768px) {
            :root {
                --header-height: 56px;
            }
            .header-main {
                height: 56px;
            }
            .logo-text {
                font-size: 18px;
            }
        }

        .footer {
            background-color: var(--primary);
            color: #B8BDB5;
            padding-top: 56px;
            padding-bottom: 28px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.2fr;
            gap: 32px;
        }

        .footer h4 {
            font-size: 14px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 12px;
        }

        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 8px;
            padding: 0;
            margin: 0;
        }

        .footer-links a {
            font-size: 13px;
            color: #B8BDB5;
            transition: color var(--transition-fast);
        }

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

        .footer-bottom {
            margin-top: 40px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            flex-wrap: wrap;
            gap: 8px 18px;
            align-items: center;
            font-size: 12px;
            color: #9C9A93;
        }

        .footer-bottom a {
            font-size: 12px;
            color: #9C9A93;
            transition: color var(--transition-fast);
        }

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

        @media (max-width: 768px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 24px;
            }
        }

        @media (max-width: 520px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

/* roulang page: category4 */
:root {
            --primary: #0C2A1E;
            --primary-light: #1A4233;
            --bg: #F6F4EF;
            --bg-alt: #F0EEE7;
            --dark: #1A1A1A;
            --gray: #6B6B6B;
            --gray-light: #9C9A93;
            --border: #E5E2DA;
            --card: #FFFFFF;
            --accent: #E8950C;
            --accent-hover: #CB8310;
            --accent-soft: #FDF3E3;
            --radius: 6px;
            --shadow-sm: 0 1px 2px rgba(0,0,0,0.04), 0 2px 6px rgba(0,0,0,0.03);
            --shadow-md: 0 1px 2px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.05);
            --shadow-lg: 0 8px 20px rgba(0,0,0,0.08);
            --font-base: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
            --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
            --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
            --space-section-desktop: 88px;
            --space-section-tablet: 56px;
            --space-section-mobile: 40px;
            --header-height: 64px;
        }

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

        body {
            font-family: var(--font-base);
            font-size: 15px;
            line-height: 1.8;
            color: var(--dark);
            background-color: var(--bg);
            padding-top: var(--header-height);
        }

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

        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }

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

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

        input {
            font-family: inherit;
        }

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

        .section {
            padding-top: var(--space-section-desktop);
            padding-bottom: var(--space-section-desktop);
        }

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

        .section-dark {
            background-color: var(--primary);
            color: #F0F2EC;
        }

        .section-dark h2,
        .section-dark h3 {
            color: #FFFFFF;
        }

        .section-dark .text-muted {
            color: #B8BDB5;
        }

        .h2-title {
            font-size: 28px;
            font-weight: 800;
            line-height: 1.4;
            letter-spacing: -0.02em;
            margin-bottom: 12px;
            color: var(--primary);
        }

        .h2-title-light {
            color: #FFFFFF;
        }

        .h3-title {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .section-subtitle {
            font-size: 15px;
            color: var(--gray);
            max-width: 640px;
            line-height: 1.8;
            margin-bottom: 28px;
        }

        .text-muted {
            color: var(--gray);
        }

        .text-small {
            font-size: 13px;
            line-height: 1.7;
            color: var(--gray);
        }

        .text-accent {
            color: var(--accent);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 10px 20px;
            border-radius: var(--radius);
            font-size: 14px;
            font-weight: 600;
            line-height: 1.5;
            transition: all var(--transition-base);
            white-space: nowrap;
            cursor: pointer;
            border: 1px solid transparent;
        }

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

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

        .btn-primary:hover {
            background-color: var(--accent-hover);
            border-color: var(--accent-hover);
            color: var(--primary);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(232,149,12,0.3);
        }

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

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

        .btn-secondary:hover {
            background-color: rgba(12,42,30,0.06);
            border-color: var(--primary);
            color: var(--primary);
            transform: translateY(-1px);
        }

        .btn-secondary-light {
            background-color: transparent;
            color: #FFFFFF;
            border-color: rgba(255,255,255,0.5);
        }

        .btn-secondary-light:hover {
            background-color: rgba(255,255,255,0.1);
            border-color: #FFFFFF;
            color: #FFFFFF;
        }

        .btn-sm {
            padding: 6px 14px;
            font-size: 13px;
        }

        .btn-lg {
            padding: 12px 28px;
            font-size: 15px;
        }

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

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

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 10px;
            border-radius: 4px;
            font-size: 12px;
            font-weight: 600;
            background-color: var(--accent-soft);
            color: var(--accent-hover);
            line-height: 1.5;
        }

        .badge-outline {
            background-color: transparent;
            border: 1px solid var(--border);
            color: var(--gray);
        }

        .badge-green {
            background-color: rgba(12,42,30,0.08);
            color: var(--primary);
        }

        .nav-link {
            position: relative;
            font-size: 14px;
            font-weight: 500;
            transition: color var(--transition-fast);
            padding: 4px 0;
        }

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

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link.active {
            color: #FFFFFF !important;
            font-weight: 600;
        }

        .status-dot {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--accent);
            animation: pulse 2s ease-in-out infinite;
        }

        @keyframes pulse {
            0%, 100% {
                opacity: 1;
            }
            50% {
                opacity: 0.5;
            }
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--gray);
            margin-bottom: 16px;
        }

        .breadcrumb a {
            color: var(--gray);
            transition: color var(--transition-fast);
        }

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

        .breadcrumb .separator {
            color: var(--gray-light);
        }

        .breadcrumb .current {
            color: var(--primary);
            font-weight: 600;
        }

        .article-list-item {
            display: flex;
            gap: 20px;
            padding: 20px;
            background-color: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            box-shadow: var(--shadow-sm);
            transition: all var(--transition-base);
            margin-bottom: 16px;
        }

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

        .article-list-item .article-img {
            flex-shrink: 0;
            width: 160px;
            height: 110px;
            border-radius: 4px;
            overflow: hidden;
            background-color: var(--bg-alt);
        }

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

        .article-list-item .article-content {
            flex: 1;
            min-width: 0;
        }

        .article-list-item .article-date {
            font-size: 12px;
            color: var(--gray-light);
            margin-bottom: 6px;
        }

        .article-list-item .article-title {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin-bottom: 8px;
            color: var(--dark);
        }

        .article-list-item .article-desc {
            font-size: 14px;
            color: var(--gray);
            line-height: 1.7;
            margin-bottom: 10px;
        }

        .article-list-item .read-more {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-hover);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: color var(--transition-fast);
        }

        .article-list-item .read-more:hover {
            color: var(--primary);
        }

        .timeline-item {
            display: flex;
            gap: 16px;
            padding: 16px 0;
            border-bottom: 1px solid var(--border);
            position: relative;
        }

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

        .timeline-item .timeline-date {
            flex-shrink: 0;
            width: 100px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary);
        }

        .timeline-item .timeline-match {
            flex: 1;
            font-size: 14px;
            font-weight: 600;
            color: var(--dark);
        }

        .timeline-item .timeline-competition {
            font-size: 12px;
            color: var(--gray-light);
            margin-top: 2px;
        }

        .timeline-item .timeline-status {
            flex-shrink: 0;
            font-size: 12px;
            font-weight: 600;
            color: var(--accent-hover);
            align-self: center;
        }

        .faq-item {
            border: 1px solid var(--border);
            border-radius: var(--radius);
            margin-bottom: 12px;
            overflow: hidden;
            background-color: var(--card);
            transition: all var(--transition-base);
        }

        .faq-item:hover {
            box-shadow: var(--shadow-sm);
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 20px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 700;
            color: var(--dark);
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            gap: 12px;
        }

        .faq-question .faq-icon {
            flex-shrink: 0;
            font-size: 14px;
            color: var(--accent);
            transition: transform var(--transition-base);
        }

        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            padding: 0 20px 16px;
            font-size: 14px;
            color: var(--gray);
            line-height: 1.8;
            display: none;
        }

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

        .header-wrapper {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background-color: var(--primary);
            border-bottom: 1px solid rgba(255,255,255,0.08);
            height: var(--header-height);
            display: flex;
            align-items: center;
        }

        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
            width: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 18px;
            font-weight: 800;
            color: #FFFFFF;
            white-space: nowrap;
        }

        .logo .logo-suffix {
            font-size: 11px;
            font-weight: 400;
            color: #B8BDB5;
        }

        .mobile-menu-btn {
            display: none;
            font-size: 20px;
            color: #FFFFFF;
            padding: 4px;
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: var(--header-height);
            left: 0;
            right: 0;
            background-color: var(--primary);
            padding: 16px 24px 24px;
            z-index: 99;
            border-bottom: 1px solid rgba(255,255,255,0.08);
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 0;
            font-size: 15px;
            color: #B8BDB5;
            border-bottom: 1px solid rgba(255,255,255,0.06);
            transition: color var(--transition-fast);
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: #FFFFFF;
        }

        @media (max-width: 1024px) {
            .section {
                padding-top: var(--space-section-tablet);
                padding-bottom: var(--space-section-tablet);
            }
            .h2-title {
                font-size: 24px;
            }
            .article-list-item .article-img {
                width: 120px;
                height: 90px;
            }
        }

        @media (max-width: 768px) {
            .section {
                padding-top: var(--space-section-mobile);
                padding-bottom: var(--space-section-mobile);
            }
            .h2-title {
                font-size: 22px;
            }
            .article-list-item {
                flex-direction: column;
                padding: 16px;
            }
            .article-list-item .article-img {
                width: 100%;
                height: 180px;
            }
            .timeline-item {
                flex-direction: column;
                gap: 6px;
            }
            .timeline-item .timeline-date {
                width: auto;
            }
            .mobile-menu-btn {
                display: block;
            }
            .header-inner nav {
                display: none !important;
            }
            .header-inner .header-actions {
                display: none;
            }
            :root {
                --header-height: 56px;
            }
        }

        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .h2-title {
                font-size: 20px;
            }
            .btn-lg {
                padding: 10px 22px;
                font-size: 14px;
            }
            .article-list-item .article-img {
                height: 150px;
            }
        }