/* roulang page: index */
:root {
            --color-primary: #16A34A;
            --color-primary-hover: #15803D;
            --color-primary-light: #DCFFE8;
            --color-dark: #0E1B16;
            --color-dark-2: #101916;
            --color-accent: #FF6D00;
            --color-accent-2: #FACC15;
            --color-bg: #F7F8F3;
            --color-bg-alt: #EEF2E8;
            --color-text: #111111;
            --color-text-secondary: #5F6B66;
            --color-border: rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto Condensed", sans-serif;
            --tab-height: 64px;
            --bottom-bar-height: 56px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
        }

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

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

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

        ::selection {
            background-color: rgba(22, 163, 74, 0.2);
            color: #0E1B16;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        @media (max-width: 640px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .section-spacing {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        @media (min-width: 768px) {
            .section-spacing {
                padding-top: 5rem;
                padding-bottom: 5rem;
            }
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        @media (min-width: 768px) {
            .section-title {
                font-size: 2.25rem;
            }
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-top: 0.75rem;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(247, 248, 243, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--color-dark);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: none;
            align-items: center;
            gap: 2px;
        }

        @media (min-width: 768px) {
            .nav-desktop {
                display: flex;
            }
        }

        .nav-desktop a {
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }

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

        .header-cta {
            display: none;
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
        }

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

        @media (min-width: 768px) {
            .header-cta {
                display: inline-flex;
            }
        }

        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background-color: #fff;
            color: var(--color-dark);
            transition: all 0.2s ease;
        }

        .menu-toggle:hover {
            background-color: var(--color-primary-light);
        }

        @media (min-width: 768px) {
            .menu-toggle {
                display: none;
            }
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            border-radius: 10px;
            color: var(--color-text);
            transition: all 0.2s ease;
        }

        .mobile-menu a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }

        .mobile-menu a.active {
            background-color: var(--color-primary-light);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Bottom Tab */
        .bottom-tab {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 40;
            height: var(--tab-height);
            background-color: var(--color-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 4px 8px;
            box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.15);
        }

        @media (max-width: 767px) {
            .bottom-tab {
                display: flex;
                align-items: center;
                justify-content: space-around;
            }
        }

        .bottom-tab a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 0.7rem;
            color: #8C9A93;
            font-weight: 500;
            transition: color 0.2s ease;
            padding: 4px 6px;
            border-radius: 8px;
            min-width: 0;
        }

        .bottom-tab a svg {
            width: 22px;
            height: 22px;
            flex-shrink: 0;
        }

        .bottom-tab a.active {
            color: var(--color-primary);
            background-color: rgba(22, 163, 74, 0.12);
        }

        .bottom-tab a span {
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 100%;
        }

        /* Bottom fixed CTA */
        .bottom-fixed-cta {
            display: none;
            position: fixed;
            left: 0;
            right: 0;
            bottom: 0;
            z-index: 39;
            background-color: var(--color-dark-2);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 10px 16px;
        }

        @media (min-width: 768px) {
            .bottom-fixed-cta {
                display: block;
            }
        }

        @media (max-width: 767px) {
            .bottom-fixed-cta {
                display: block;
                bottom: var(--tab-height);
            }
        }

        .bottom-fixed-cta-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .bottom-fixed-cta p {
            font-size: 0.9rem;
            color: #E6EDE8;
            font-weight: 500;
            line-height: 1.5;
        }

        .bottom-fixed-cta a {
            display: inline-flex;
            align-items: center;
            padding: 10px 22px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
            flex-shrink: 0;
        }

        .bottom-fixed-cta a:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }

        /* Hero */
        .hero-bg {
            background-image: url('/assets/images/730d277a211b614f.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            overflow: hidden;
        }

        .hero-bg::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 27, 22, 0.92) 0%, rgba(14, 27, 22, 0.75) 55%, rgba(14, 27, 22, 0.45) 100%);
            z-index: 0;
        }

        .hero-content {
            position: relative;
            z-index: 1;
            padding-top: 3.5rem;
            padding-bottom: 3.5rem;
        }

        @media (min-width: 768px) {
            .hero-content {
                padding-top: 5rem;
                padding-bottom: 5rem;
            }
        }

        .hero-h1 {
            font-size: 1.9rem;
            font-weight: 800;
            line-height: 1.25;
            color: #fff;
            letter-spacing: -0.01em;
        }

        @media (min-width: 640px) {
            .hero-h1 {
                font-size: 2.5rem;
            }
        }

        @media (min-width: 1024px) {
            .hero-h1 {
                font-size: 3.25rem;
            }
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background-color: var(--color-accent);
            color: #fff;
            padding: 6px 14px;
            border-radius: 999px;
            font-size: 0.8rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            margin-bottom: 1rem;
        }

        .hero-lead {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            line-height: 1.9;
            max-width: 640px;
            margin-top: 1rem;
        }

        @media (min-width: 768px) {
            .hero-lead {
                font-size: 1.1rem;
            }
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 1.75rem;
        }

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 600;
            transition: all 0.2s ease;
            letter-spacing: 0.01em;
            white-space: nowrap;
        }

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

        .btn-primary:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.4);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 13px 28px;
            background-color: rgba(255, 255, 255, 0.08);
            color: #fff;
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 600;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .btn-secondary:hover {
            background-color: rgba(255, 255, 255, 0.16);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(255, 255, 255, 0.3);
            outline-offset: 2px;
        }

        /* Hero invite panel */
        .invite-panel {
            background-color: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: var(--radius-lg);
            padding: 20px;
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            margin-top: 2rem;
            max-width: 520px;
        }

        .invite-panel h3 {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.01em;
        }

        .invite-reward {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.7;
            margin-top: 6px;
        }

        .invite-progress {
            margin-top: 14px;
            height: 6px;
            background-color: rgba(255, 255, 255, 0.18);
            border-radius: 999px;
            overflow: hidden;
        }

        .invite-progress-bar {
            height: 100%;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent-2));
            border-radius: 999px;
            transition: width 0.3s ease;
        }

        .invite-progress-label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 6px;
            display: flex;
            justify-content: space-between;
        }

        .invite-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            margin-top: 14px;
            padding: 10px 20px;
            background-color: var(--color-accent);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .invite-btn:hover {
            background-color: #E85A00;
            transform: translateY(-1px);
        }

        .invite-btn:focus-visible {
            outline: 3px solid rgba(255, 109, 0, 0.4);
            outline-offset: 2px;
        }

        /* Cards */
        .card {
            background-color: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all 0.3s ease;
        }

        .card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: rgba(22, 163, 74, 0.2);
        }

        .card-image {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            background-color: var(--color-bg-alt);
            transition: transform 0.4s ease;
        }

        .card:hover .card-image {
            transform: scale(1.03);
        }

        .card-body {
            padding: 20px;
        }

        .card-tag {
            display: inline-block;
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.02em;
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }

        .card-tag.orange {
            background-color: rgba(255, 109, 0, 0.12);
            color: var(--color-accent);
        }

        .card-tag.yellow {
            background-color: rgba(250, 204, 21, 0.15);
            color: #B45309;
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.45;
            margin-top: 0.75rem;
            color: var(--color-text);
        }

        .card-desc {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-top: 0.5rem;
        }

        .card-meta {
            font-size: 0.78rem;
            color: var(--color-text-secondary);
            margin-top: 0.75rem;
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }

        /* Stats bar */
        .stats-bar {
            background-color: var(--color-dark);
            border-radius: var(--radius-lg);
            padding: 24px 20px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-top: 1.5rem;
        }

        @media (min-width: 640px) {
            .stats-bar {
                grid-template-columns: repeat(4, 1fr);
                padding: 28px 24px;
            }
        }

        .stat-item {
            text-align: center;
        }

        .stat-number {
            font-family: var(--font-num);
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }

        .stat-number.accent {
            color: var(--color-accent-2);
        }

        .stat-label {
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.65);
            margin-top: 4px;
            line-height: 1.4;
        }

        /* Section alternating background */
        .bg-dark-section {
            background-color: var(--color-dark);
            color: #fff;
        }

        .bg-dark-section .section-title {
            color: #fff;
        }

        .bg-dark-section .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

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

        /* FAQ */
        .faq-item {
            border-bottom: 1px solid var(--color-border);
            padding: 16px 0;
        }

        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            color: var(--color-text);
            text-align: left;
            width: 100%;
            transition: color 0.2s ease;
        }

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

        .faq-icon {
            flex-shrink: 0;
            transition: transform 0.3s ease;
            color: var(--color-text-secondary);
        }

        .faq-item.open .faq-icon {
            transform: rotate(180deg);
            color: var(--color-primary);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding-top 0.3s ease;
            color: var(--color-text-secondary);
            font-size: 0.9rem;
            line-height: 1.85;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-top: 10px;
        }

        /* Form styles */
        .form-input {
            width: 100%;
            padding: 13px 16px;
            border: 1.5px solid #D1D9D4;
            border-radius: 10px;
            font-size: 0.95rem;
            background-color: #fff;
            color: var(--color-text);
            transition: all 0.2s ease;
            outline: none;
        }

        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
        }

        .form-input::placeholder {
            color: #9AA6A0;
        }

        /* Content area */
        .article-body {
            font-size: 0.95rem;
            color: var(--color-text);
            line-height: 1.9;
        }

        .article-body p {
            margin-bottom: 1rem;
        }

        .article-body h3 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
            color: var(--color-dark);
        }

        /* Divider */
        .divider {
            height: 1px;
            background-color: var(--color-border);
            margin: 0;
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-dark);
            color: #B8C4BE;
            padding-top: 3rem;
            padding-bottom: 2rem;
        }

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

        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.01em;
        }

        .footer-tagline {
            font-size: 0.85rem;
            line-height: 1.7;
            margin-top: 8px;
            color: #93A29B;
        }

        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #E6EDE8;
            margin-bottom: 12px;
        }

        .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: #93A29B;
            padding: 4px 0;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 2rem;
            padding-top: 1.5rem;
            font-size: 0.78rem;
            color: #7C8A83;
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: space-between;
            align-items: center;
            line-height: 1.6;
        }

        .footer-bottom a {
            color: #93A29B;
            transition: color 0.2s ease;
        }

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

        /* Misc */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: 999px;
            font-size: 0.78rem;
            font-weight: 600;
            letter-spacing: 0.01em;
        }

        .badge-green {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }

        .badge-orange {
            background-color: rgba(255, 109, 0, 0.12);
            color: var(--color-accent);
        }

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

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

        .text-link:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }

        .list-dot {
            list-style: none;
            padding: 0;
        }

        .list-dot li {
            padding-left: 20px;
            position: relative;
            margin-bottom: 8px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        .list-dot li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 10px;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--color-primary);
        }

        .divider-thin {
            height: 1px;
            background-color: rgba(0, 0, 0, 0.06);
            width: 100%;
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.3);
            outline-offset: 2px;
        }

        /* Scroll snap for horizontal cards */
        .scroll-snap {
            display: flex;
            gap: 16px;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding-bottom: 8px;
            scrollbar-width: thin;
            scrollbar-color: var(--color-primary) transparent;
        }

        .scroll-snap > * {
            scroll-snap-align: start;
            flex-shrink: 0;
            width: 80%;
            max-width: 320px;
        }

        @media (min-width: 640px) {
            .scroll-snap > * {
                width: 45%;
                max-width: 400px;
            }
        }

        @media (min-width: 1024px) {
            .scroll-snap > * {
                width: 30%;
                max-width: 360px;
            }
        }

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

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

        .scroll-snap::-webkit-scrollbar-thumb {
            background-color: var(--color-primary);
            border-radius: 999px;
        }

/* roulang page: category2 */
:root {
            --color-primary: #16A34A;
            --color-primary-hover: #15803D;
            --color-primary-light: #DCFFE8;
            --color-dark: #0E1B16;
            --color-dark-2: #101916;
            --color-accent: #FF6D00;
            --color-accent-2: #FACC15;
            --color-bg: #F7F8F3;
            --color-bg-alt: #EEF2E8;
            --color-text: #111111;
            --color-text-secondary: #5F6B66;
            --color-border: rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto Condensed", sans-serif;
            --tab-height: 64px;
            --bottom-bar-height: 56px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
        }

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

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

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

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section-spacing {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        .section-title {
            font-size: 1.65rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-top: 0.75rem;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(247, 248, 243, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--color-dark);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: none;
            align-items: center;
            gap: 2px;
        }

        .nav-desktop a {
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }

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

        .header-cta {
            display: none;
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
        }

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

        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background-color: #fff;
            color: var(--color-dark);
            transition: all 0.2s ease;
        }

        .menu-toggle:hover {
            background-color: var(--color-primary-light);
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
        }

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

        /* Bottom mobile tab */
        .bottom-tab {
            display: flex;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--tab-height);
            background-color: #fff;
            border-top: 1px solid var(--color-border);
            z-index: 40;
            align-items: center;
            justify-content: space-around;
            padding-bottom: env(safe-area-inset-bottom, 0);
        }

        .bottom-tab a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            font-size: 0.7rem;
            font-weight: 500;
            color: var(--color-text-secondary);
            flex: 1;
            height: 100%;
            transition: all 0.2s ease;
        }

        .bottom-tab a.active {
            color: var(--color-primary);
        }

        .bottom-tab a svg {
            width: 22px;
            height: 22px;
        }

        /* Card styles */
        .tactics-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: box-shadow 0.25s ease, transform 0.25s ease;
            box-shadow: var(--shadow-sm);
        }

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

        .tactics-card img {
            width: 100%;
            aspect-ratio: 16/9;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .tactics-card:hover img {
            transform: scale(1.03);
        }

        .card-body {
            padding: 1.25rem;
        }

        .card-tag {
            display: inline-block;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 0.75rem;
            font-weight: 600;
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
            margin-bottom: 0.5rem;
        }

        .card-date {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            font-family: var(--font-num);
        }

        .card-title {
            font-size: 1.1rem;
            font-weight: 700;
            line-height: 1.4;
            margin-top: 0.3rem;
            color: var(--color-text);
        }

        .card-summary {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-top: 0.5rem;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-top: 0.75rem;
            transition: gap 0.2s ease, color 0.2s ease;
        }

        .read-more:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }

        /* Button styles */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 600;
            transition: all 0.25s ease;
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25);
        }

        .btn-primary:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(22, 163, 74, 0.35);
        }

        .btn-primary:focus-visible {
            outline: 3px solid var(--color-accent-2);
            outline-offset: 2px;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 11px 22px;
            background-color: #fff;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
            border-radius: 10px;
            font-size: 0.9rem;
            font-weight: 600;
            transition: all 0.25s ease;
        }

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

        /* Data card */
        .stat-data-card {
            background: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            padding: 1.25rem;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease;
        }

        .stat-data-card:hover {
            box-shadow: var(--shadow-md);
        }

        .stat-number {
            font-size: 2rem;
            font-weight: 800;
            font-family: var(--font-num);
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            margin-top: 0.25rem;
        }

        /* Category header */
        .category-header {
            background-color: var(--color-dark);
            position: relative;
            overflow: hidden;
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        .category-header::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/730d277a211b614f.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.2;
            pointer-events: none;
        }

        .category-header .container-custom {
            position: relative;
            z-index: 1;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 1rem;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            transition: color 0.2s ease;
        }

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

        .breadcrumb .sep {
            color: rgba(255, 255, 255, 0.4);
        }

        .category-header h1 {
            font-size: 2.5rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.01em;
            line-height: 1.2;
        }

        .category-header p {
            color: rgba(255, 255, 255, 0.75);
            font-size: 1rem;
            max-width: 720px;
            margin-top: 0.75rem;
            line-height: 1.8;
        }

        /* FAQ styles */
        .faq-item {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            background: #fff;
            margin-bottom: 0.75rem;
            overflow: hidden;
            transition: border-color 0.2s ease;
        }

        .faq-item:hover {
            border-color: rgba(22, 163, 74, 0.3);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.25rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            text-align: left;
            gap: 1rem;
            background: none;
            border: none;
            transition: background-color 0.2s ease;
        }

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

        .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(--color-primary-light);
            color: var(--color-primary);
            font-weight: 700;
            transition: transform 0.25s ease;
        }

        .faq-answer {
            padding: 0 1.25rem 1.25rem;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            display: none;
        }

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

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

        /* Footer */
        .site-footer {
            background-color: var(--color-dark);
            color: rgba(255, 255, 255, 0.8);
            padding-top: 3rem;
            padding-bottom: calc(3rem + var(--tab-height));
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }

        .footer-brand {
            font-size: 1.3rem;
            font-weight: 700;
            color: #fff;
        }

        .footer-tagline {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 0.5rem;
            line-height: 1.7;
        }

        .footer-links h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }

        .footer-links a {
            display: block;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            margin-top: 2rem;
            padding-top: 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.5);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.65);
        }

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

        /* Responsive */
        @media (min-width: 768px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }

            .section-spacing {
                padding-top: 4.5rem;
                padding-bottom: 4.5rem;
            }

            .section-title {
                font-size: 2.1rem;
            }

            .nav-desktop {
                display: flex;
            }

            .header-cta {
                display: inline-flex;
            }

            .menu-toggle {
                display: none;
            }

            .bottom-tab {
                display: none;
            }

            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
                gap: 2.5rem;
            }

            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
                gap: 1rem;
            }

            .site-footer {
                padding-bottom: 3rem;
            }

            .category-header h1 {
                font-size: 3rem;
            }
        }

        @media (max-width: 767px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .section-title {
                font-size: 1.5rem;
            }

            .category-header {
                padding-top: 2rem;
                padding-bottom: 2rem;
            }

            .category-header h1 {
                font-size: 2rem;
            }

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

            .stat-number {
                font-size: 1.5rem;
            }
        }

        @media (max-width: 520px) {
            .section-spacing {
                padding-top: 2.5rem;
                padding-bottom: 2.5rem;
            }

            .card-body {
                padding: 1rem;
            }

            .btn-primary {
                padding: 10px 18px;
                font-size: 0.875rem;
            }

            .footer-grid {
                gap: 1.5rem;
            }
        }

/* roulang page: category3 */
:root {
            --color-primary: #16A34A;
            --color-primary-hover: #15803D;
            --color-primary-light: #DCFFE8;
            --color-dark: #0E1B16;
            --color-dark-2: #101916;
            --color-accent: #FF6D00;
            --color-accent-2: #FACC15;
            --color-bg: #F7F8F3;
            --color-bg-alt: #EEF2E8;
            --color-text: #111111;
            --color-text-secondary: #5F6B66;
            --color-border: rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto Condensed", sans-serif;
            --tab-height: 64px;
            --bottom-bar-height: 56px;
        }

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            padding-bottom: 72px;
        }
        @media (min-width: 768px) {
            body {
                padding-bottom: 0;
            }
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }

        .section-spacing {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }
        @media (min-width: 768px) {
            .section-spacing {
                padding-top: 5rem;
                padding-bottom: 5rem;
            }
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2.25rem;
            }
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-top: 0.75rem;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(247, 248, 243, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--color-dark);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: none;
            align-items: center;
            gap: 2px;
        }
        @media (min-width: 768px) {
            .nav-desktop {
                display: flex;
            }
        }
        .nav-desktop a {
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .nav-desktop a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: var(--color-primary-light);
        }
        .header-cta {
            display: none;
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
        }
        .header-cta:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        @media (min-width: 768px) {
            .header-cta {
                display: inline-flex;
            }
        }
        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background-color: #fff;
            color: var(--color-dark);
            transition: all 0.2s ease;
        }
        .menu-toggle:hover {
            background-color: var(--color-primary-light);
        }
        @media (min-width: 768px) {
            .menu-toggle {
                display: none;
            }
        }

        /* Mobile menu */
        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            font-weight: 500;
            color: var(--color-text);
            transition: all 0.2s ease;
        }
        .mobile-menu a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .mobile-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: var(--color-primary-light);
        }

        /* Bottom Tab */
        .bottom-tab {
            display: flex;
            align-items: stretch;
            justify-content: space-around;
            background-color: var(--color-dark);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--tab-height);
            z-index: 60;
            padding-bottom: env(safe-area-inset-bottom, 0);
        }
        @media (min-width: 768px) {
            .bottom-tab {
                display: none;
            }
        }
        .bottom-tab a {
            flex: 1;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 4px;
            font-size: 0.65rem;
            color: #8DA39A;
            transition: color 0.2s ease;
            font-weight: 500;
            border-radius: 0;
            position: relative;
        }
        .bottom-tab a .tab-icon {
            width: 22px;
            height: 22px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1rem;
            line-height: 1;
        }
        .bottom-tab a.active {
            color: var(--color-primary);
        }
        .bottom-tab a.active::after {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 24px;
            height: 3px;
            background-color: var(--color-primary);
            border-radius: 0 0 4px 4px;
        }

        /* Cards */
        .content-card {
            background-color: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: rgba(22, 163, 74, 0.25);
        }
        .content-card .card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--color-bg-alt);
            position: relative;
        }
        .content-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .content-card:hover .card-image img {
            transform: scale(1.04);
        }
        .content-card .card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-primary-hover);
            background-color: var(--color-primary-light);
            padding: 3px 10px;
            border-radius: 20px;
            width: fit-content;
            margin-bottom: 0.75rem;
        }
        .card-date {
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            margin-bottom: 0.5rem;
            font-family: var(--font-num);
        }
        .card-title {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 0.75rem;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }
        .card-summary {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 1.25rem;
            flex: 1;
        }
        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all 0.2s ease;
            margin-top: auto;
        }
        .read-more:hover {
            color: var(--color-primary-hover);
            gap: 10px;
        }
        .read-more .arrow {
            font-size: 1.1rem;
            line-height: 1;
        }

        /* Badge */
        .badge {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 20px;
            width: fit-content;
        }
        .badge-green {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .badge-orange {
            background-color: rgba(255, 109, 0, 0.1);
            color: var(--color-accent);
        }
        .badge-yellow {
            background-color: rgba(250, 204, 21, 0.18);
            color: #A16207;
        }

        /* Buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.2s ease;
            white-space: nowrap;
            border: none;
        }
        .btn-primary:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(22, 163, 74, 0.25);
        }
        .btn-primary:focus-visible {
            outline: 3px solid var(--color-primary);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 24px;
            background-color: transparent;
            color: var(--color-primary);
            border: 1.5px solid var(--color-primary);
            border-radius: 10px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .btn-secondary:hover {
            background-color: var(--color-primary-light);
            border-color: var(--color-primary-hover);
            color: var(--color-primary-hover);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid var(--color-primary);
            outline-offset: 2px;
        }

        /* Dark section */
        .dark-section {
            background-color: var(--color-dark);
            color: #fff;
            border-radius: var(--radius-xl);
            padding: 2rem 1.5rem;
        }
        @media (min-width: 768px) {
            .dark-section {
                padding: 3rem 2.5rem;
            }
        }
        .dark-section .section-title {
            color: #fff;
        }
        .dark-section .section-subtitle {
            color: #B8C7C1;
        }
        .dark-card {
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-md);
            padding: 1.25rem;
            transition: all 0.3s ease;
        }
        .dark-card:hover {
            background-color: rgba(255, 255, 255, 0.08);
            border-color: rgba(22, 163, 74, 0.4);
        }

        /* FAQ */
        .faq-item {
            background-color: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-md);
            margin-bottom: 12px;
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .faq-item:hover {
            border-color: rgba(22, 163, 74, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            cursor: pointer;
            transition: all 0.2s ease;
            width: 100%;
            text-align: left;
        }
        .faq-question:hover {
            background-color: var(--color-bg-alt);
        }
        .faq-question .faq-icon {
            font-size: 1.3rem;
            font-weight: 400;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
            padding: 0 20px;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 20px 18px;
        }

        /* Form */
        .form-input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid var(--color-border);
            border-radius: 10px;
            font-size: 0.95rem;
            color: var(--color-text);
            background-color: #fff;
            transition: all 0.2s ease;
            outline: none;
        }
        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
        }
        .form-label {
            display: block;
            font-size: 0.875rem;
            font-weight: 600;
            margin-bottom: 6px;
            color: var(--color-text);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-dark);
            color: #B8C7C1;
            padding-top: 3rem;
            padding-bottom: 2rem;
            margin-top: 0;
        }
        .site-footer a {
            color: #B8C7C1;
            transition: color 0.2s ease;
        }
        .site-footer a:hover {
            color: #fff;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr 1fr;
            }
        }
        .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .footer-tagline {
            font-size: 0.875rem;
            line-height: 1.75;
            color: #8DA39A;
            max-width: 320px;
        }
        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-links a {
            display: block;
            font-size: 0.875rem;
            padding: 4px 0;
            color: #8DA39A;
        }
        .footer-links a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 16px;
            font-size: 0.8rem;
            color: #6B7E76;
        }
        .footer-bottom a {
            color: #8DA39A;
        }
        .footer-bottom a:hover {
            color: #fff;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: #A9B8B2;
            font-size: 0.75rem;
        }

        /* Category header */
        .category-header {
            background-color: var(--color-bg-alt);
            border-radius: var(--radius-xl);
            padding: 2rem 1.5rem;
            border: 1px solid var(--color-border);
            position: relative;
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .category-header {
                padding: 2.5rem 2.5rem;
            }
        }
        .category-header::after {
            content: '';
            position: absolute;
            top: -60px;
            right: -40px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .category-header h1 {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: -0.02em;
            color: var(--color-text);
            position: relative;
            z-index: 1;
        }
        @media (min-width: 768px) {
            .category-header h1 {
                font-size: 2.5rem;
            }
        }
        .category-header p {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-top: 0.75rem;
            max-width: 720px;
            position: relative;
            z-index: 1;
        }

        /* List card variant */
        .list-card {
            display: flex;
            flex-direction: column;
            background-color: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all 0.3s ease;
        }
        .list-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: rgba(22, 163, 74, 0.25);
        }
        @media (min-width: 640px) {
            .list-card {
                flex-direction: row;
                align-items: stretch;
            }
            .list-card .list-card-image {
                width: 240px;
                flex-shrink: 0;
                aspect-ratio: auto;
                min-height: 100%;
            }
        }
        .list-card .list-card-image {
            width: 100%;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--color-bg-alt);
            position: relative;
        }
        .list-card .list-card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .list-card:hover .list-card-image img {
            transform: scale(1.03);
        }
        .list-card .list-card-body {
            padding: 1.25rem 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        /* Table style for rankings */
        .rank-table {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .rank-table thead th {
            text-align: left;
            padding: 12px 16px;
            font-weight: 600;
            color: #8DA39A;
            font-size: 0.8rem;
            text-transform: uppercase;
            letter-spacing: 0.04em;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .rank-table tbody td {
            padding: 14px 16px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            color: #E8F0ED;
            font-family: var(--font-num);
        }
        .rank-table tbody tr:hover {
            background-color: rgba(255, 255, 255, 0.04);
        }
        .rank-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 28px;
            height: 28px;
            border-radius: 50%;
            font-weight: 700;
            font-size: 0.8rem;
            background-color: rgba(255, 255, 255, 0.08);
            color: #fff;
        }
        .rank-badge.top1 {
            background-color: var(--color-accent-2);
            color: #1A1A1A;
        }
        .rank-badge.top2 {
            background-color: #D1D5DB;
            color: #1A1A1A;
        }
        .rank-badge.top3 {
            background-color: #D97706;
            color: #fff;
        }

        /* Community block */
        .community-item {
            display: flex;
            gap: 12px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }
        .community-item:last-child {
            border-bottom: none;
        }
        .community-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            color: var(--color-primary-hover);
            flex-shrink: 0;
        }
        .community-content {
            flex: 1;
        }
        .community-name {
            font-weight: 600;
            font-size: 0.875rem;
            color: var(--color-text);
        }
        .community-text {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            margin-top: 4px;
        }
        .community-meta {
            font-size: 0.75rem;
            color: #A9B8B2;
            margin-top: 6px;
        }

        /* transition utilities */
        .fade-in {
            animation: fadeIn 0.5s ease forwards;
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(12px); }
            to { opacity: 1; transform: translateY(0); }
        }

/* roulang page: category1 */
:root {
            --color-primary: #16A34A;
            --color-primary-hover: #15803D;
            --color-primary-light: #DCFFE8;
            --color-dark: #0E1B16;
            --color-dark-2: #101916;
            --color-accent: #FF6D00;
            --color-accent-2: #FACC15;
            --color-bg: #F7F8F3;
            --color-bg-alt: #EEF2E8;
            --color-text: #111111;
            --color-text-secondary: #5F6B66;
            --color-border: rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto Condensed", sans-serif;
            --tab-height: 64px;
            --bottom-bar-height: 0px;
        }

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

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

        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            margin: 0;
            padding: 0;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
        }

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

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

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

        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }

        .section-spacing {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }

        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }

        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-top: 0.75rem;
        }

        .card-hover {
            transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
            box-shadow: var(--shadow-sm);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            background-color: #fff;
            overflow: hidden;
        }

        .card-hover:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: rgba(22, 163, 74, 0.25);
        }

        .image-frame {
            background-color: #E8EDE4;
            aspect-ratio: 16/9;
            overflow: hidden;
            position: relative;
            display: block;
        }

        .image-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }

        .card-hover:hover .image-frame img {
            transform: scale(1.03);
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(247, 248, 243, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }

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

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--color-dark);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }

        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }

        .nav-desktop {
            display: none;
            align-items: center;
            gap: 2px;
        }

        .nav-desktop a {
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }

        .nav-desktop a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }

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

        .header-cta {
            display: none;
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
        }

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

        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background-color: #fff;
            color: var(--color-dark);
            transition: all 0.2s ease;
        }

        .menu-toggle:hover {
            background-color: var(--color-primary-light);
        }

        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
        }

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

        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 8px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            transition: background-color 0.2s ease;
        }

        .mobile-menu a:hover {
            background-color: var(--color-primary-light);
        }

        .mobile-menu a.active {
            background-color: var(--color-primary-light);
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Bottom Tab */
        .bottom-tab {
            display: flex;
            justify-content: space-around;
            align-items: center;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--tab-height);
            background-color: var(--color-dark-2);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            z-index: 40;
            padding: 0 8px;
        }

        .bottom-tab .tab-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            color: #9AA8A0;
            font-size: 0.7rem;
            font-weight: 500;
            transition: color 0.2s ease;
            padding: 6px 4px;
            border-radius: 8px;
            flex: 1;
            min-width: 0;
        }

        .bottom-tab .tab-item .tab-icon {
            font-size: 1.25rem;
            line-height: 1.2;
        }

        .bottom-tab .tab-item.active {
            color: #4ADE80;
            background-color: rgba(22, 163, 74, 0.12);
        }

        .bottom-tab .tab-item:hover {
            color: #4ADE80;
        }

        /* Breadcrumb */
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            flex-wrap: wrap;
        }

        .breadcrumb a {
            color: #4ADE80;
            font-weight: 500;
        }

        .breadcrumb a:hover {
            text-decoration: underline;
        }

        /* Buttons */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.925rem;
            font-weight: 600;
            transition: all 0.25s ease;
            border: 2px solid transparent;
        }

        .btn-primary:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 18px rgba(22, 163, 74, 0.25);
        }

        .btn-primary:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.35);
            outline-offset: 2px;
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 10px 22px;
            background-color: transparent;
            color: var(--color-primary);
            border-radius: 10px;
            font-size: 0.925rem;
            font-weight: 600;
            transition: all 0.25s ease;
            border: 2px solid var(--color-primary);
        }

        .btn-secondary:hover {
            background-color: var(--color-primary-light);
            transform: translateY(-1px);
        }

        .btn-secondary:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.35);
            outline-offset: 2px;
        }

        .text-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            transition: gap 0.2s ease, color 0.2s ease;
        }

        .text-link:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }

        .text-link:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* Tag */
        .tag-chip {
            display: inline-block;
            padding: 3px 10px;
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
            letter-spacing: 0.01em;
        }

        .tag-chip-accent {
            background-color: rgba(255, 109, 0, 0.1);
            color: #E45700;
        }

        /* News card */
        .news-card {
            display: flex;
            flex-direction: column;
        }

        .news-card .news-body {
            padding: 16px 18px 18px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .news-card .news-date {
            font-size: 0.75rem;
            font-family: var(--font-num);
            color: var(--color-text-secondary);
            margin-bottom: 6px;
        }

        .news-card .news-title {
            font-size: 1.05rem;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 8px;
            transition: color 0.2s ease;
        }

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

        .news-card .news-summary {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        /* Hero-like category header */
        .category-header {
            background-color: var(--color-dark);
            background-image: url('/assets/images/b86711ccf0b59311.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            padding: 3.5rem 0 4rem;
            overflow: hidden;
        }

        .category-header::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 27, 22, 0.88) 0%, rgba(14, 27, 22, 0.55) 100%);
            z-index: 1;
        }

        .category-header .container-custom {
            position: relative;
            z-index: 2;
        }

        .category-header h1 {
            font-size: 2.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.02em;
            margin-top: 0.5rem;
            line-height: 1.3;
        }

        .category-header .header-desc {
            font-size: 1rem;
            color: rgba(255, 255, 255, 0.85);
            max-width: 720px;
            margin-top: 0.75rem;
            line-height: 1.85;
        }

        /* Dark section */
        .dark-section {
            background-color: var(--color-dark);
            color: #fff;
        }

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

        .dark-section .section-subtitle {
            color: rgba(255, 255, 255, 0.7);
        }

        .dark-card {
            background-color: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 18px 20px;
            transition: background-color 0.25s ease, border-color 0.25s ease;
        }

        .dark-card:hover {
            background-color: rgba(255, 255, 255, 0.08);
            border-color: rgba(74, 222, 128, 0.25);
        }

        /* Forms */
        .input-field {
            width: 100%;
            padding: 12px 16px;
            background-color: #fff;
            border: 1.5px solid var(--color-border);
            border-radius: 10px;
            font-size: 0.95rem;
            color: var(--color-text);
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
            outline: none;
        }

        .input-field:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.12);
        }

        .input-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
            display: block;
        }

        /* Community */
        .community-item {
            display: flex;
            gap: 12px;
            padding: 16px 0;
            border-bottom: 1px solid var(--color-border);
        }

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

        .community-avatar {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background-color: var(--color-primary-light);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 1rem;
            flex-shrink: 0;
        }

        .community-content {
            flex: 1;
        }

        .community-name {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
        }

        .community-text {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        .vote-option {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 18px;
            border: 1.5px solid var(--color-border);
            border-radius: 10px;
            cursor: pointer;
            transition: all 0.2s ease;
            background-color: #fff;
        }

        .vote-option:hover {
            border-color: var(--color-primary);
            background-color: var(--color-primary-light);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-dark-2);
            color: #fff;
            padding: 3rem 0 1.5rem;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }

        .footer-brand {
            font-size: 1.5rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .footer-tagline {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.85;
            max-width: 320px;
        }

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

        .footer-links h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: #4ADE80;
            margin-bottom: 4px;
        }

        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            transition: color 0.2s ease;
        }

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

        .footer-bottom {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 20px;
            justify-content: space-between;
            align-items: center;
            padding-top: 1.5rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.55);
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }

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

        /* Responsive */
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
            .section-spacing {
                padding-top: 4rem;
                padding-bottom: 4rem;
            }
        }

        @media (min-width: 768px) {
            .section-spacing {
                padding-top: 5rem;
                padding-bottom: 5rem;
            }
            .section-title {
                font-size: 2.25rem;
            }
            .nav-desktop {
                display: flex;
            }
            .header-cta {
                display: inline-flex;
            }
            .menu-toggle {
                display: none;
            }
            .bottom-tab {
                display: none;
            }
            body {
                padding-bottom: 0;
            }
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
            }
            .category-header h1 {
                font-size: 2.75rem;
            }
        }

        @media (max-width: 767px) {
            .bottom-tab {
                display: flex;
            }
            body {
                padding-bottom: var(--tab-height);
            }
            .site-footer {
                margin-bottom: 0;
            }
            .category-header {
                padding: 2.5rem 0 3rem;
            }
            .category-header h1 {
                font-size: 1.9rem;
            }
        }

        @media (min-width: 1024px) {
            .news-grid {
                grid-template-columns: repeat(3, 1fr);
            }
            .depth-layout {
                grid-template-columns: 1fr 1fr;
                gap: 3rem;
                align-items: center;
            }
        }

        @media (min-width: 1280px) {
            .news-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }

        /* Focus-visible for all interactive */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid rgba(22, 163, 74, 0.35);
            outline-offset: 2px;
            border-radius: 4px;
        }

        /* Additional decorative */
        .stat-number {
            font-family: var(--font-num);
            font-weight: 800;
            font-size: 2rem;
            color: var(--color-primary);
            line-height: 1.2;
        }

        .stat-label {
            font-size: 0.85rem;
            color: var(--color-text-secondary);
        }

        .divider-light {
            border-top: 1px solid var(--color-border);
            margin: 2rem 0;
        }

        .bg-pattern {
            background-image: radial-gradient(circle at 1px 1px, rgba(22, 163, 74, 0.06) 1px, transparent 0);
            background-size: 24px 24px;
        }

/* roulang page: category4 */
:root{
--color-primary:#16A34A;
--color-primary-hover:#15803D;
--color-primary-light:#DCFFE8;
--color-dark:#0E1B16;
--color-dark-2:#101916;
--color-accent:#FF6D00;
--color-accent-2:#FACC15;
--color-bg:#F7F8F3;
--color-bg-alt:#EEF2E8;
--color-text:#111111;
--color-text-secondary:#5F6B66;
--color-border:rgba(0,0,0,0.06);
--radius-sm:8px;
--radius-md:12px;
--radius-lg:16px;
--radius-xl:20px;
--shadow-sm:0 1px 2px rgba(0,0,0,0.04);
--shadow-md:0 4px 12px rgba(0,0,0,0.06);
--shadow-lg:0 12px 28px rgba(0,0,0,0.1);
--font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
--font-num:"Inter","Roboto Condensed",sans-serif;
--tab-height:64px;
--bottom-bar-height:56px;
}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;}
body{font-family:var(--font-sans);font-size:16px;line-height:1.85;color:var(--color-text);background-color:var(--color-bg);}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease,opacity .2s ease;}
img{max-width:100%;display:block;}
button,input,textarea,select{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:none;background:none;}
.container-custom{max-width:1280px;margin:0 auto;padding-left:16px;padding-right:16px;}
@media(min-width:768px){.container-custom{padding-left:24px;padding-right:24px;}}
.section-spacing{padding-top:2.5rem;padding-bottom:2.5rem;}
@media(min-width:768px){.section-spacing{padding-top:4rem;padding-bottom:4rem;}}
.section-title{font-size:1.6rem;font-weight:700;line-height:1.3;color:var(--color-text);letter-spacing:-0.01em;}
@media(min-width:768px){.section-title{font-size:2rem;}}
.section-subtitle{font-size:1rem;color:var(--color-text-secondary);line-height:1.85;margin-top:0.75rem;}
/* Header */
.site-header{position:sticky;top:0;z-index:50;background-color:rgba(247,248,243,0.94);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border);}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:12px;}
.logo{display:flex;align-items:center;gap:8px;font-weight:700;font-size:1.3rem;color:var(--color-dark);letter-spacing:0.01em;flex-shrink:0;}
.logo-mark{width:34px;height:34px;border-radius:50%;background-color:var(--color-primary);display:flex;align-items:center;justify-content:center;color:#fff;font-size:1rem;font-weight:800;flex-shrink:0;}
.nav-desktop{display:none;align-items:center;gap:2px;}
@media(min-width:1024px){.nav-desktop{display:flex;}}
.nav-desktop a{padding:8px 13px;font-size:0.875rem;font-weight:500;color:var(--color-text);border-radius:8px;transition:all .2s ease;white-space:nowrap;}
.nav-desktop a:hover{background-color:var(--color-primary-light);color:var(--color-primary-hover);}
.nav-desktop a.active{color:var(--color-primary);font-weight:600;background-color:var(--color-primary-light);}
.header-cta{display:none;padding:9px 16px;background-color:var(--color-primary);color:#fff;border-radius:10px;font-size:0.85rem;font-weight:600;white-space:nowrap;transition:all .2s ease;}
.header-cta:hover{background-color:var(--color-primary-hover);transform:translateY(-1px);}
@media(min-width:768px){.header-cta{display:inline-flex;}}
.menu-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:10px;border:1px solid var(--color-border);background-color:#fff;color:var(--color-dark);transition:all .2s ease;}
.menu-toggle:hover{background-color:var(--color-primary-light);}
@media(min-width:1024px){.menu-toggle{display:none;}}
.mobile-menu{display:none;background-color:#fff;border-bottom:1px solid var(--color-border);padding:8px 16px 16px;}
.mobile-menu.open{display:block;}
.mobile-menu a{display:block;padding:11px 14px;font-size:0.9rem;font-weight:500;color:var(--color-text);border-radius:8px;transition:all .2s ease;}
.mobile-menu a:hover{background-color:var(--color-primary-light);color:var(--color-primary-hover);}
.mobile-menu a.active{color:var(--color-primary);font-weight:600;background-color:var(--color-primary-light);}
/* Bottom Tab */
.bottom-tab{position:fixed;bottom:0;left:0;right:0;z-index:45;background-color:rgba(247,248,243,0.96);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-top:1px solid var(--color-border);height:var(--tab-height);display:flex;align-items:stretch;justify-content:space-around;}
@media(min-width:768px){.bottom-tab{display:none;}}
.bottom-tab a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;font-size:0.65rem;color:var(--color-text-secondary);transition:color .2s ease;padding:4px 2px;text-align:center;}
.bottom-tab a.active{color:var(--color-primary);}
.bottom-tab a svg{width:20px;height:20px;}
/* Page header */
.page-header{background-color:var(--color-dark);padding:2rem 0 2.5rem;color:#fff;border-bottom:1px solid rgba(255,255,255,0.08);}
.page-header .breadcrumb{font-size:0.8rem;color:rgba(255,255,255,0.6);margin-bottom:0.75rem;display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.page-header .breadcrumb a{color:rgba(255,255,255,0.7);}
.page-header .breadcrumb a:hover{color:var(--color-accent-2);}
.page-header h1{font-size:2rem;font-weight:700;color:#fff;letter-spacing:-0.01em;margin-bottom:0.5rem;}
@media(min-width:768px){.page-header h1{font-size:2.5rem;}}
.page-header .page-desc{color:rgba(255,255,255,0.75);max-width:720px;font-size:0.95rem;line-height:1.8;}
/* Cards */
.stat-card{background:#fff;border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-sm);overflow:hidden;transition:all .25s ease;}
.stat-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:rgba(22,163,74,0.25);}
.article-card{background:#fff;border-radius:var(--radius-lg);border:1px solid var(--color-border);box-shadow:var(--shadow-sm);overflow:hidden;transition:all .25s ease;display:flex;flex-direction:column;}
.article-card:hover{box-shadow:var(--shadow-lg);transform:translateY(-2px);border-color:rgba(22,163,74,0.25);}
.article-card .card-img-wrap{position:relative;aspect-ratio:16/9;overflow:hidden;background-color:var(--color-bg-alt);}
.article-card .card-img-wrap img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.article-card:hover .card-img-wrap img{transform:scale(1.04);}
.article-card .card-body{padding:1rem 1.25rem 1.25rem;display:flex;flex-direction:column;flex:1;}
.article-card .card-tag{display:inline-block;font-size:0.7rem;font-weight:600;color:var(--color-primary);background-color:var(--color-primary-light);padding:3px 8px;border-radius:6px;margin-bottom:0.5rem;align-self:flex-start;}
.article-card .card-date{font-size:0.75rem;color:var(--color-text-secondary);margin-bottom:0.4rem;}
.article-card h3{font-size:1.05rem;font-weight:700;line-height:1.45;margin-bottom:0.5rem;color:var(--color-text);}
.article-card p{font-size:0.875rem;color:var(--color-text-secondary);line-height:1.7;margin-bottom:0.75rem;flex:1;}
.btn-read-more{display:inline-flex;align-items:center;gap:6px;font-size:0.85rem;font-weight:600;color:var(--color-primary);transition:all .2s ease;align-self:flex-start;}
.btn-read-more:hover{gap:10px;color:var(--color-primary-hover);}
.btn-primary{display:inline-flex;align-items:center;justify-content:center;padding:12px 24px;background-color:var(--color-primary);color:#fff;border-radius:10px;font-size:0.95rem;font-weight:600;transition:all .2s ease;border:none;cursor:pointer;}
.btn-primary:hover{background-color:var(--color-primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-md);}
.btn-primary:focus-visible{outline:3px solid rgba(22,163,74,0.5);outline-offset:2px;}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;padding:11px 22px;background-color:#fff;color:var(--color-primary);border:1.5px solid var(--color-primary);border-radius:10px;font-size:0.95rem;font-weight:600;transition:all .2s ease;cursor:pointer;}
.btn-secondary:hover{background-color:var(--color-primary-light);}
.btn-secondary:focus-visible{outline:3px solid rgba(22,163,74,0.5);outline-offset:2px;}
/* Data bar */
.data-bar-row{display:flex;align-items:center;gap:12px;margin-bottom:1rem;}
.data-bar-rank{width:28px;height:28px;border-radius:50%;background-color:var(--color-bg-alt);display:flex;align-items:center;justify-content:center;font-size:0.75rem;font-weight:700;color:var(--color-text-secondary);flex-shrink:0;}
.data-bar-rank.top1{background-color:var(--color-accent);color:#fff;}
.data-bar-rank.top2{background-color:var(--color-accent-2);color:var(--color-dark);}
.data-bar-rank.top3{background-color:#E0D5C0;color:var(--color-dark);}
.data-bar-info{flex:1;min-width:0;}
.data-bar-name{font-size:0.875rem;font-weight:600;color:var(--color-text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.data-bar-track{height:8px;background-color:var(--color-bg-alt);border-radius:4px;margin-top:4px;overflow:hidden;}
.data-bar-fill{height:100%;background-color:var(--color-primary);border-radius:4px;transition:width .5s ease;}
.data-bar-value{font-size:0.8rem;font-weight:700;color:var(--color-primary);flex-shrink:0;font-family:var(--font-num);}
/* Deep read */
.deep-read{background-color:#fff;border-radius:var(--radius-lg);border:1px solid var(--color-border);padding:1.5rem;box-shadow:var(--shadow-sm);}
@media(min-width:768px){.deep-read{padding:2rem 2.5rem;}}
.deep-read h2{font-size:1.3rem;font-weight:700;margin-bottom:1rem;line-height:1.4;}
.deep-read p{font-size:0.95rem;color:var(--color-text-secondary);line-height:1.9;margin-bottom:1rem;}
.deep-read p strong{color:var(--color-text);}
/* FAQ */
.faq-item{border-bottom:1px solid var(--color-border);padding:1rem 0;}
.faq-question{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:0.95rem;font-weight:600;color:var(--color-text);cursor:pointer;text-align:left;width:100%;}
.faq-question:hover{color:var(--color-primary);}
.faq-icon{width:24px;height:24px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border-radius:50%;background-color:var(--color-primary-light);color:var(--color-primary);font-weight:700;font-size:1rem;transition:transform .3s ease;}
.faq-answer{display:none;font-size:0.9rem;color:var(--color-text-secondary);line-height:1.85;padding:0.75rem 0 0.5rem;}
.faq-answer.open{display:block;}
.faq-item.open .faq-icon{transform:rotate(45deg);}
/* CTA section */
.cta-section{background-color:var(--color-dark);border-radius:var(--radius-xl);padding:2rem 1.5rem;text-align:center;color:#fff;position:relative;overflow:hidden;}
@media(min-width:768px){.cta-section{padding:2.5rem 3rem;}}
.cta-section::before{content:'';position:absolute;top:-60px;right:-60px;width:180px;height:180px;border-radius:50%;background-color:rgba(22,163,74,0.2);pointer-events:none;}
.cta-section h2{font-size:1.5rem;font-weight:700;margin-bottom:0.75rem;color:#fff;}
@media(min-width:768px){.cta-section h2{font-size:1.8rem;}}
.cta-section p{color:rgba(255,255,255,0.7);font-size:0.95rem;margin-bottom:1.25rem;max-width:560px;margin-left:auto;margin-right:auto;}
.form-input{width:100%;padding:12px 16px;border:1.5px solid rgba(255,255,255,0.2);border-radius:10px;background-color:rgba(255,255,255,0.08);color:#fff;font-size:0.9rem;transition:border-color .2s ease;}
.form-input::placeholder{color:rgba(255,255,255,0.5);}
.form-input:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(22,163,74,0.25);}
/* Footer */
.site-footer{background-color:var(--color-dark-2);color:rgba(255,255,255,0.7);padding:2.5rem 0 1.5rem;margin-bottom:var(--tab-height);font-size:0.85rem;}
@media(min-width:768px){.site-footer{margin-bottom:0;padding:3rem 0 1.5rem;}}
.footer-grid{display:grid;grid-template-columns:1fr;gap:2rem;margin-bottom:1.5rem;}
@media(min-width:640px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media(min-width:1024px){.footer-grid{grid-template-columns:2fr 1fr 1fr 1fr;gap:2.5rem;}}
.footer-brand{font-size:1.2rem;font-weight:700;color:#fff;margin-bottom:0.5rem;}
.footer-tagline{font-size:0.85rem;line-height:1.7;color:rgba(255,255,255,0.55);max-width:380px;}
.footer-links h4{font-size:0.85rem;font-weight:600;color:#fff;margin-bottom:0.75rem;letter-spacing:0.02em;}
.footer-links a{display:block;font-size:0.8rem;color:rgba(255,255,255,0.55);margin-bottom:0.4rem;transition:color .2s ease;}
.footer-links a:hover{color:var(--color-accent-2);}
.footer-bottom{display:flex;flex-wrap:wrap;gap:0.5rem 1rem;align-items:center;padding-top:1.25rem;border-top:1px solid rgba(255,255,255,0.1);font-size:0.75rem;color:rgba(255,255,255,0.45);}
.footer-bottom a{color:rgba(255,255,255,0.6);}
.footer-bottom a:hover{color:var(--color-accent-2);}
/* Section heading */
.section-head{margin-bottom:1.5rem;}
@media(min-width:768px){.section-head{margin-bottom:2rem;}}
.tag-pill{display:inline-flex;align-items:center;padding:4px 10px;background-color:var(--color-primary-light);color:var(--color-primary);border-radius:999px;font-size:0.7rem;font-weight:600;letter-spacing:0.02em;margin-bottom:0.5rem;}
/* Hot posts */
.hot-post-item{display:flex;gap:12px;padding:1rem 0;border-bottom:1px solid var(--color-border);}
.hot-post-item:last-child{border-bottom:none;}
.hot-post-avatar{width:36px;height:36px;border-radius:50%;background-color:var(--color-bg-alt);display:flex;align-items:center;justify-content:center;font-size:0.85rem;flex-shrink:0;}
.hot-post-content{flex:1;min-width:0;}
.hot-post-name{font-size:0.8rem;font-weight:600;color:var(--color-text);margin-bottom:2px;}
.hot-post-text{font-size:0.85rem;color:var(--color-text-secondary);line-height:1.6;}
.hot-post-meta{font-size:0.7rem;color:var(--color-text-secondary);margin-top:4px;}
/* Safety padding for bottom tab */
.bottom-tab-spacer{height:var(--tab-height);display:block;}
@media(min-width:768px){.bottom-tab-spacer{display:none;}}

/* roulang page: category5 */
:root {
            --color-primary: #16A34A;
            --color-primary-hover: #15803D;
            --color-primary-light: #DCFFE8;
            --color-dark: #0E1B16;
            --color-dark-2: #101916;
            --color-accent: #FF6D00;
            --color-accent-2: #FACC15;
            --color-bg: #F7F8F3;
            --color-bg-alt: #EEF2E8;
            --color-text: #111111;
            --color-text-secondary: #5F6B66;
            --color-border: rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto Condensed", sans-serif;
            --tab-height: 64px;
            --bottom-bar-height: 56px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
            padding-bottom: var(--tab-height);
        }
        @media (min-width: 768px) {
            body {
                padding-bottom: 0;
            }
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease, transform 0.2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        textarea,
        select {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 16px;
            padding-right: 16px;
        }
        @media (min-width: 640px) {
            .container-custom {
                padding-left: 24px;
                padding-right: 24px;
            }
        }
        .section-spacing {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }
        @media (min-width: 768px) {
            .section-spacing {
                padding-top: 4.5rem;
                padding-bottom: 4.5rem;
            }
        }
        .section-title {
            font-size: 1.5rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2rem;
            }
        }
        .section-subtitle {
            font-size: 0.95rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-top: 0.75rem;
            max-width: 680px;
        }

        /* Header */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(247, 248, 243, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
            gap: 16px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.35rem;
            color: var(--color-dark);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.05rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: none;
            align-items: center;
            gap: 2px;
        }
        @media (min-width: 768px) {
            .nav-desktop {
                display: flex;
            }
        }
        .nav-desktop a {
            padding: 8px 13px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .nav-desktop a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: var(--color-primary-light);
        }
        .header-cta {
            display: none;
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.85rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
        }
        .header-cta:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        @media (min-width: 768px) {
            .header-cta {
                display: inline-flex;
            }
        }
        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background-color: #fff;
            color: var(--color-dark);
            transition: all 0.2s ease;
        }
        .menu-toggle:hover {
            background-color: var(--color-primary-light);
        }
        @media (min-width: 768px) {
            .menu-toggle {
                display: none;
            }
        }
        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .mobile-menu a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .mobile-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: var(--color-primary-light);
        }

        /* Bottom Tab */
        .bottom-tab {
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--tab-height);
            background-color: var(--color-dark-2);
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: space-around;
            z-index: 45;
            padding-bottom: env(safe-area-inset-bottom, 0);
        }
        @media (min-width: 768px) {
            .bottom-tab {
                display: none;
            }
        }
        .bottom-tab a {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 2px;
            font-size: 0.65rem;
            color: #889690;
            font-weight: 500;
            transition: color 0.2s ease;
            flex: 1;
            padding: 6px 0;
        }
        .bottom-tab a .tab-icon {
            font-size: 1.25rem;
            line-height: 1.2;
            transition: color 0.2s ease;
        }
        .bottom-tab a:hover {
            color: var(--color-primary);
        }
        .bottom-tab a.active {
            color: var(--color-primary);
        }
        .bottom-tab a.active .tab-icon {
            color: var(--color-primary);
        }

        /* Breadcrumb */
        .breadcrumb-bar {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.8rem;
            color: var(--color-text-secondary);
            padding: 12px 0;
            flex-wrap: wrap;
        }
        .breadcrumb-bar a {
            color: var(--color-text-secondary);
            transition: color 0.2s ease;
        }
        .breadcrumb-bar a:hover {
            color: var(--color-primary-hover);
        }
        .breadcrumb-bar .sep {
            color: #b0b8b3;
            user-select: none;
        }
        .breadcrumb-bar .current {
            color: var(--color-primary);
            font-weight: 600;
        }

        /* Category Header */
        .category-header {
            background-color: var(--color-dark);
            background-image: url('/assets/images/730d277a211b614f.webp');
            background-size: cover;
            background-position: center 30%;
            padding: 3rem 0 2.5rem;
            position: relative;
            border-radius: 0 0 var(--radius-xl) var(--radius-xl);
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .category-header {
                padding: 4.5rem 0 3.5rem;
            }
        }
        .category-header::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(14, 27, 22, 0.92) 0%, rgba(16, 25, 22, 0.78) 50%, rgba(14, 27, 22, 0.55) 100%);
            z-index: 1;
        }
        .category-header .header-content {
            position: relative;
            z-index: 2;
        }
        .category-header .category-label {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.75rem;
            font-weight: 600;
            color: var(--color-accent-2);
            letter-spacing: 0.06em;
            margin-bottom: 0.75rem;
        }
        .category-header h1 {
            font-size: 2rem;
            font-weight: 700;
            color: #fff;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin-bottom: 0.75rem;
        }
        @media (min-width: 768px) {
            .category-header h1 {
                font-size: 2.75rem;
            }
        }
        .category-header .header-desc {
            font-size: 0.95rem;
            color: rgba(255, 255, 255, 0.82);
            line-height: 1.8;
            max-width: 720px;
        }

        /* Card Grid */
        .card-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-top: 2rem;
        }
        @media (min-width: 640px) {
            .card-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
        }
        @media (min-width: 1024px) {
            .card-grid {
                grid-template-columns: repeat(3, 1fr);
                gap: 24px;
            }
        }
        .content-card {
            background-color: #fff;
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-border);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all 0.25s ease;
            display: flex;
            flex-direction: column;
        }
        .content-card:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: rgba(22, 163, 74, 0.25);
        }
        .content-card .card-image {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background-color: var(--color-bg-alt);
            position: relative;
        }
        .content-card .card-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }
        .content-card:hover .card-image img {
            transform: scale(1.04);
        }
        .content-card .card-body {
            padding: 1.25rem 1.25rem 1.5rem;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .content-card .card-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.75rem;
            color: var(--color-text-secondary);
            margin-bottom: 0.5rem;
        }
        .content-card .card-tag {
            display: inline-block;
            padding: 2px 8px;
            font-size: 0.7rem;
            font-weight: 600;
            border-radius: 6px;
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
            white-space: nowrap;
        }
        .content-card .card-date {
            color: #9aa39e;
        }
        .content-card .card-title {
            font-size: 1.05rem;
            font-weight: 600;
            line-height: 1.4;
            color: var(--color-text);
            margin-bottom: 0.5rem;
        }
        .content-card .card-excerpt {
            font-size: 0.875rem;
            color: var(--color-text-secondary);
            line-height: 1.7;
            flex: 1;
            margin-bottom: 1rem;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all 0.2s ease;
            margin-top: auto;
        }
        .card-link:hover {
            color: var(--color-primary-hover);
            gap: 8px;
        }
        .card-link .arrow {
            transition: transform 0.2s ease;
        }
        .card-link:hover .arrow {
            transform: translateX(3px);
        }

        /* View More */
        .view-more-wrap {
            display: flex;
            justify-content: center;
            margin-top: 2rem;
        }
        .btn-outline-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 28px;
            border: 1.5px solid var(--color-primary);
            color: var(--color-primary);
            border-radius: 12px;
            font-size: 0.9rem;
            font-weight: 600;
            transition: all 0.2s ease;
            background-color: transparent;
        }
        .btn-outline-primary:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
            transform: translateY(-1px);
        }

        /* Deep Content */
        .deep-content-card {
            background-color: #fff;
            border-radius: var(--radius-xl);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            padding: 2rem 1.5rem;
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .deep-content-card {
                grid-template-columns: 1fr 1fr;
                padding: 2.5rem 2rem;
                gap: 2rem;
            }
        }
        .deep-content-card .deep-image {
            border-radius: var(--radius-lg);
            overflow: hidden;
            aspect-ratio: 16 / 10;
            background-color: var(--color-bg-alt);
        }
        .deep-content-card .deep-image img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .deep-content-card .deep-body h3 {
            font-size: 1.35rem;
            font-weight: 700;
            line-height: 1.35;
            color: var(--color-text);
            margin-bottom: 0.75rem;
        }
        .deep-content-card .deep-body p {
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.8;
            margin-bottom: 0.75rem;
        }
        .deep-content-card .deep-body .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 0.9rem;
            transition: all 0.2s ease;
        }
        .deep-content-card .deep-body .btn-text:hover {
            color: var(--color-primary-hover);
        }

        /* Vote Card */
        .vote-card {
            background-color: var(--color-dark);
            border-radius: var(--radius-xl);
            padding: 2rem 1.5rem;
            color: #fff;
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }
        @media (min-width: 768px) {
            .vote-card {
                grid-template-columns: 1fr 1fr;
                padding: 2.5rem 2rem;
                gap: 2rem;
            }
        }
        .vote-card h3 {
            font-size: 1.3rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 0.75rem;
            color: #fff;
        }
        .vote-card p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.75;
        }
        .vote-option {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 12px 16px;
            background-color: rgba(255, 255, 255, 0.06);
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            cursor: pointer;
            transition: all 0.2s ease;
            color: #fff;
            font-size: 0.9rem;
            margin-bottom: 8px;
        }
        .vote-option:hover {
            background-color: rgba(255, 255, 255, 0.12);
            border-color: rgba(255, 255, 255, 0.2);
        }
        .vote-option.selected {
            background-color: rgba(22, 163, 74, 0.3);
            border-color: var(--color-primary);
        }
        .vote-option .vote-dot {
            width: 18px;
            height: 18px;
            border-radius: 50%;
            border: 2px solid rgba(255, 255, 255, 0.4);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.2s ease;
        }
        .vote-option.selected .vote-dot {
            border-color: var(--color-primary);
            background-color: var(--color-primary);
        }

        /* Data Strip */
        .data-strip {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 12px;
        }
        @media (min-width: 768px) {
            .data-strip {
                grid-template-columns: repeat(4, 1fr);
                gap: 16px;
            }
        }
        .data-item {
            background-color: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 1rem 1rem;
            text-align: center;
            box-shadow: var(--shadow-sm);
            transition: all 0.2s ease;
        }
        .data-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-1px);
        }
        .data-item .data-num {
            font-family: var(--font-num);
            font-size: 1.6rem;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
        }
        .data-item .data-label {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
            margin-top: 4px;
        }

        /* FAQ */
        .faq-list {
            max-width: 820px;
            margin: 2rem auto 0;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background-color: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: all 0.2s ease;
        }
        .faq-item:hover {
            border-color: rgba(22, 163, 74, 0.2);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 1rem 1.25rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--color-text);
            cursor: pointer;
            transition: all 0.2s ease;
            gap: 12px;
            text-align: left;
            width: 100%;
        }
        .faq-question:hover {
            color: var(--color-primary-hover);
        }
        .faq-question .faq-icon {
            font-size: 1.2rem;
            color: var(--color-primary);
            flex-shrink: 0;
            transition: transform 0.3s ease;
        }
        .faq-item.open .faq-question .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
            font-size: 0.9rem;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 1.25rem;
            padding-top: 0.25rem;
        }

        /* CTA */
        .cta-banner {
            background-color: var(--color-dark);
            border-radius: var(--radius-xl);
            padding: 2.5rem 1.5rem;
            color: #fff;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        @media (min-width: 768px) {
            .cta-banner {
                padding: 3rem 2rem;
            }
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            top: -50%;
            right: -20%;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(22, 163, 74, 0.2) 0%, transparent 70%);
            border-radius: 50%;
            pointer-events: none;
        }
        .cta-banner h3 {
            font-size: 1.4rem;
            font-weight: 700;
            line-height: 1.35;
            margin-bottom: 0.75rem;
        }
        .cta-banner p {
            font-size: 0.9rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.75;
            max-width: 560px;
            margin: 0 auto 1.5rem;
        }
        .cta-input-group {
            display: flex;
            flex-direction: column;
            gap: 10px;
            max-width: 480px;
            margin: 0 auto;
        }
        @media (min-width: 640px) {
            .cta-input-group {
                flex-direction: row;
            }
        }
        .cta-input {
            flex: 1;
            padding: 12px 18px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.15);
            background-color: rgba(255, 255, 255, 0.08);
            color: #fff;
            font-size: 0.9rem;
            outline: none;
            transition: all 0.2s ease;
        }
        .cta-input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }
        .cta-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.2);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 12px;
            font-size: 0.9rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
            border: none;
        }
        .btn-primary:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 8px 20px rgba(22, 163, 74, 0.3);
        }
        .btn-primary:focus-visible {
            outline: 2px solid var(--color-primary-hover);
            outline-offset: 2px;
        }

        /* Related Reading */
        .related-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
            margin-top: 2rem;
        }
        .related-item {
            display: flex;
            align-items: center;
            gap: 14px;
            background-color: #fff;
            border-radius: var(--radius-md);
            border: 1px solid var(--color-border);
            padding: 14px 18px;
            box-shadow: var(--shadow-sm);
            transition: all 0.2s ease;
        }
        .related-item:hover {
            box-shadow: var(--shadow-md);
            border-color: rgba(22, 163, 74, 0.2);
        }
        .related-item .related-icon {
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background-color: var(--color-primary-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            flex-shrink: 0;
        }
        .related-item .related-info h4 {
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.4;
        }
        .related-item .related-info span {
            font-size: 0.75rem;
            color: var(--color-text-secondary);
        }

        /* Footer */
        .site-footer {
            background-color: var(--color-dark-2);
            color: rgba(255, 255, 255, 0.75);
            padding: 3rem 0 2rem;
            margin-top: 2rem;
        }
        .site-footer .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
        }
        @media (min-width: 640px) {
            .site-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (min-width: 1024px) {
            .site-footer .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
            }
        }
        .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-tagline {
            font-size: 0.85rem;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.55);
            max-width: 360px;
        }
        .footer-links h4 {
            font-size: 0.85rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
            letter-spacing: 0.02em;
        }
        .footer-links a {
            display: block;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.55);
            padding: 4px 0;
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--color-primary);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            margin-top: 2.5rem;
            padding-top: 1.5rem;
            display: flex;
            flex-direction: column;
            gap: 8px;
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.45);
            flex-wrap: wrap;
        }
        @media (min-width: 768px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
                align-items: center;
            }
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--color-primary);
        }

        /* Tags */
        .badge-tag {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            font-size: 0.72rem;
            font-weight: 600;
            border-radius: 6px;
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
            white-space: nowrap;
        }
        .badge-accent {
            background-color: #FFF4E8;
            color: var(--color-accent);
        }

        /* Focus visible */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible,
        textarea:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 2px;
        }

/* roulang page: category6 */
:root {
            --color-primary: #16A34A;
            --color-primary-hover: #15803D;
            --color-primary-light: #DCFFE8;
            --color-dark: #0E1B16;
            --color-dark-2: #101916;
            --color-accent: #FF6D00;
            --color-accent-2: #FACC15;
            --color-bg: #F7F8F3;
            --color-bg-alt: #EEF2E8;
            --color-text: #111111;
            --color-text-secondary: #5F6B66;
            --color-border: rgba(0, 0, 0, 0.06);
            --radius-sm: 8px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --radius-xl: 20px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
            --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 12px 28px rgba(0, 0, 0, 0.1);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-num: "Inter", "Roboto Condensed", sans-serif;
            --tab-height: 64px;
            --bottom-bar-height: 56px;
        }
        html {
            scroll-behavior: smooth;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.85;
            color: var(--color-text);
            background-color: var(--color-bg);
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease, opacity 0.2s ease;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button, input, textarea, select {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }
        .container-custom {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        @media (max-width: 640px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }
        }
        .section-spacing {
            padding-top: 3rem;
            padding-bottom: 3rem;
        }
        @media (min-width: 768px) {
            .section-spacing {
                padding-top: 5rem;
                padding-bottom: 5rem;
            }
        }
        .section-title {
            font-size: 1.75rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.01em;
        }
        @media (min-width: 768px) {
            .section-title {
                font-size: 2.25rem;
            }
        }
        .section-subtitle {
            font-size: 1rem;
            color: var(--color-text-secondary);
            line-height: 1.85;
            margin-top: 0.75rem;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background-color: rgba(247, 248, 243, 0.94);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--color-border);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 68px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            font-size: 1.4rem;
            color: var(--color-dark);
            letter-spacing: 0.01em;
            flex-shrink: 0;
        }
        .logo-mark {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background-color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.1rem;
            font-weight: 800;
            flex-shrink: 0;
        }
        .nav-desktop {
            display: none;
            align-items: center;
            gap: 2px;
        }
        @media (min-width: 768px) {
            .nav-desktop {
                display: flex;
            }
        }
        .nav-desktop a {
            padding: 8px 14px;
            font-size: 0.9rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
            white-space: nowrap;
        }
        .nav-desktop a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .nav-desktop a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: var(--color-primary-light);
        }
        .header-cta {
            display: none;
            padding: 9px 18px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.875rem;
            font-weight: 600;
            white-space: nowrap;
            transition: all 0.2s ease;
        }
        .header-cta:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        @media (min-width: 768px) {
            .header-cta {
                display: inline-flex;
            }
        }
        .menu-toggle {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            border: 1px solid var(--color-border);
            background-color: #fff;
            color: var(--color-dark);
            transition: all 0.2s ease;
        }
        .menu-toggle:hover {
            background-color: var(--color-primary-light);
        }
        @media (min-width: 768px) {
            .menu-toggle {
                display: none;
            }
        }
        .mobile-menu {
            display: none;
            background-color: #fff;
            border-bottom: 1px solid var(--color-border);
            padding: 8px 16px 16px;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--color-text);
            border-radius: 8px;
            transition: all 0.2s ease;
        }
        .mobile-menu a:hover {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .mobile-menu a.active {
            color: var(--color-primary);
            font-weight: 600;
            background-color: var(--color-primary-light);
        }
        .bottom-tab-nav {
            display: flex;
            align-items: stretch;
            justify-content: space-around;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            height: var(--tab-height);
            background-color: #fff;
            border-top: 1px solid var(--color-border);
            z-index: 40;
            padding: 0 4px;
            box-shadow: 0 -2px 12px rgba(0, 0, 0, 0.06);
        }
        @media (min-width: 768px) {
            .bottom-tab-nav {
                display: none;
            }
        }
        .bottom-tab-nav a {
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 2px;
            flex: 1;
            font-size: 0.65rem;
            font-weight: 500;
            color: #8A9B93;
            transition: all 0.2s ease;
            padding: 4px 0;
            white-space: nowrap;
        }
        .bottom-tab-nav a:hover {
            color: var(--color-primary);
        }
        .bottom-tab-nav a.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .bottom-tab-nav a .tab-icon {
            font-size: 1.2rem;
            line-height: 1;
            transition: transform 0.2s ease;
        }
        .bottom-tab-nav a.active .tab-icon {
            transform: translateY(-1px);
        }
        .bottom-conversion-bar {
            position: fixed;
            bottom: var(--tab-height);
            left: 0;
            right: 0;
            z-index: 35;
            background-color: var(--color-dark);
            box-shadow: 0 -2px 18px rgba(0, 0, 0, 0.18);
            padding: 10px 16px;
            transform: translateY(100%);
            transition: transform 0.35s ease;
        }
        .bottom-conversion-bar.visible {
            transform: translateY(0);
        }
        @media (min-width: 768px) {
            .bottom-conversion-bar {
                bottom: 0;
            }
        }
        .bottom-conversion-inner {
            max-width: 1280px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
        }
        .bottom-conversion-text {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 500;
            line-height: 1.4;
        }
        .bottom-conversion-btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.8rem;
            font-weight: 600;
            white-space: nowrap;
            flex-shrink: 0;
            transition: all 0.2s ease;
        }
        .bottom-conversion-btn:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
        }
        @media (min-width: 768px) {
            .bottom-conversion-bar {
                bottom: 0;
            }
            .bottom-conversion-text {
                font-size: 0.95rem;
            }
            .bottom-conversion-btn {
                padding: 10px 22px;
                font-size: 0.9rem;
            }
        }
        .card-hover {
            background-color: #fff;
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.25s ease, transform 0.25s ease, border-color 0.25s ease;
        }
        .card-hover:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
            border-color: var(--color-primary);
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            background-color: var(--color-primary);
            color: #fff;
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 600;
            transition: all 0.25s ease;
            border: none;
        }
        .btn-primary:hover {
            background-color: var(--color-primary-hover);
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(22, 163, 74, 0.25);
        }
        .btn-primary:focus-visible {
            outline: 3px solid var(--color-primary-light);
            outline-offset: 2px;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 24px;
            background-color: #fff;
            color: var(--color-primary);
            border-radius: 10px;
            font-size: 0.95rem;
            font-weight: 600;
            border: 1px solid var(--color-primary);
            transition: all 0.25s ease;
        }
        .btn-secondary:hover {
            background-color: var(--color-primary-light);
            transform: translateY(-1px);
        }
        .btn-secondary:focus-visible {
            outline: 3px solid var(--color-primary-light);
            outline-offset: 2px;
        }
        .btn-text {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-primary);
            transition: all 0.2s ease;
        }
        .btn-text:hover {
            color: var(--color-primary-hover);
            text-decoration: underline;
        }
        .btn-text .arrow {
            transition: transform 0.2s ease;
        }
        .btn-text:hover .arrow {
            transform: translateX(4px);
        }
        .badge {
            display: inline-flex;
            align-items: center;
            padding: 3px 10px;
            border-radius: 999px;
            font-size: 0.72rem;
            font-weight: 600;
            white-space: nowrap;
        }
        .badge-green {
            background-color: var(--color-primary-light);
            color: var(--color-primary-hover);
        }
        .badge-orange {
            background-color: #FFF3E0;
            color: #E65100;
        }
        .badge-yellow {
            background-color: #FEF9C3;
            color: #854D0E;
        }
        .badge-dark {
            background-color: #1F2A25;
            color: #D1FAE5;
        }
        .image-wrapper {
            border-radius: var(--radius-md);
            overflow: hidden;
            background-color: #E8EDE5;
            position: relative;
        }
        .image-wrapper img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.35s ease;
        }
        .card-hover:hover .image-wrapper img {
            transform: scale(1.04);
        }
        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--color-text-secondary);
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--color-text-secondary);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--color-primary);
        }
        .breadcrumb .separator {
            color: #B0BEB7;
            user-select: none;
        }
        .breadcrumb .current {
            color: var(--color-text);
            font-weight: 600;
        }
        .faq-item {
            border-bottom: 1px solid var(--color-border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            padding: 18px 0;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: all 0.25s ease;
            background: none;
            border: none;
        }
        .faq-question:hover {
            color: var(--color-primary);
        }
        .faq-question .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background-color: var(--color-primary-light);
            color: var(--color-primary);
            transition: transform 0.25s ease;
        }
        .faq-question[aria-expanded="true"] .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-answer-content {
            padding: 0 0 18px;
            color: var(--color-text-secondary);
            font-size: 0.95rem;
            line-height: 1.85;
        }
        .form-input {
            width: 100%;
            padding: 12px 16px;
            border: 1px solid #D8E0DA;
            border-radius: 10px;
            font-size: 0.95rem;
            color: var(--color-text);
            background-color: #fff;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .form-input:focus {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px var(--color-primary-light);
            outline: none;
        }
        .form-label {
            display: block;
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 6px;
        }
        .site-footer {
            background-color: var(--color-dark);
            color: #C2CEC8;
            padding: 3rem 0 4rem;
        }
        @media (min-width: 768px) {
            .site-footer {
                padding: 4rem 0;
            }
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2rem;
            margin-bottom: 2.5rem;
        }
        @media (min-width: 640px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr 1fr;
            }
        }
        .footer-brand {
            font-size: 1.4rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .footer-tagline {
            font-size: 0.9rem;
            line-height: 1.7;
            color: #A8B5AE;
            max-width: 360px;
        }
        .footer-links h4 {
            font-size: 0.95rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 0.75rem;
        }
        .footer-links a {
            display: block;
            font-size: 0.85rem;
            color: #A8B5AE;
            padding: 4px 0;
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: #fff;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 1.5rem;
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            font-size: 0.78rem;
            color: #8A9B93;
        }
        .footer-bottom a {
            color: #A8B5AE;
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: #fff;
        }
        .page-bottom-spacer {
            height: calc(var(--tab-height) + var(--bottom-bar-height));
        }
        @media (min-width: 768px) {
            .page-bottom-spacer {
                height: var(--bottom-bar-height);
            }
        }
        .list-card-image {
            aspect-ratio: 16/9;
        }
        .membership-tier {
            border: 1px solid var(--color-border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            background-color: #fff;
            transition: all 0.25s ease;
            position: relative;
        }
        .membership-tier:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-2px);
        }
        .membership-tier.highlight {
            border-color: var(--color-primary);
            box-shadow: 0 0 0 3px var(--color-primary-light);
        }
        .membership-tier .tier-badge {
            position: absolute;
            top: 12px;
            right: 12px;
            z-index: 2;
        }
        .table-compare {
            width: 100%;
            border-collapse: collapse;
            font-size: 0.9rem;
        }
        .table-compare th,
        .table-compare td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--color-border);
        }
        .table-compare th {
            background-color: var(--color-bg-alt);
            font-weight: 600;
            color: var(--color-text);
        }
        .table-compare td:first-child {
            font-weight: 500;
        }
        .table-compare .check {
            color: var(--color-primary);
            font-weight: 700;
        }
        .table-compare .dash {
            color: #B0BEB7;
        }