/* roulang page: index */
:root {
            --primary: #2D1B4E;
            --primary-dark: #1A0F2E;
            --primary-light: #3F2A6B;
            --accent: #F4B942;
            --accent-light: #FFD369;
            --accent-dark: #D49A30;
            --secondary: #6C7A89;
            --bg-light: #F5F3F7;
            --bg-card: #FFFFFF;
            --text-dark: #1A1A2E;
            --text-muted: #6C7A89;
            --text-light: #9CA3AF;
            --border: #D0C9DC;
            --border-light: #E8E4EE;
            --radius: 8px;
            --radius-lg: 12px;
            --shadow: 0 4px 12px rgba(45, 27, 78, 0.08);
            --shadow-hover: 0 8px 24px rgba(45, 27, 78, 0.15);
            --shadow-glow: 0 0 20px rgba(244, 185, 66, 0.3);
            --font-title: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            --font-body: system-ui, -apple-system, sans-serif;
            --nav-height: 72px;
            --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 16px;
            line-height: 1.6;
            color: var(--text-dark);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: var(--transition);
        }
        button {
            cursor: pointer;
            font-family: inherit;
            border: none;
            background: none;
        }
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-title);
            line-height: 1.25;
            color: var(--text-dark);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }
        .section-padding {
            padding: 80px 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 48px 0;
            }
        }
        .section-title {
            font-size: 36px;
            font-weight: 900;
            text-align: center;
            margin-bottom: 12px;
            color: var(--primary);
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--text-muted);
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 28px;
            }
            .section-subtitle {
                font-size: 14px;
                margin-bottom: 32px;
            }
        }
        /* Header & Nav */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            background: rgba(45, 27, 78, 0.97);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(244, 185, 66, 0.15);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(26, 15, 46, 0.98);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: var(--nav-height);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-title);
            font-size: 24px;
            font-weight: 900;
            color: #fff;
            letter-spacing: 0.5px;
        }
        .nav-logo .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, var(--accent), #FFD700);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--primary-dark);
            font-weight: 900;
        }
        .nav-logo span {
            background: linear-gradient(135deg, #fff, var(--accent-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 4px;
            list-style: none;
        }
        .nav-links a {
            display: block;
            padding: 8px 16px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: var(--radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-links a:hover {
            color: var(--accent);
            background: rgba(244, 185, 66, 0.1);
        }
        .nav-links a.active {
            color: var(--accent);
        }
        .nav-links a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--accent);
            border-radius: 2px;
        }
        .nav-cta {
            background: var(--accent) !important;
            color: var(--primary-dark) !important;
            font-weight: 700 !important;
            padding: 10px 24px !important;
            border-radius: var(--radius) !important;
            margin-left: 8px;
        }
        .nav-cta:hover {
            background: var(--accent-light) !important;
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
        }
        .nav-cta:active {
            background: var(--accent-dark) !important;
            transform: translateY(0);
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
            background: none;
            border: none;
            cursor: pointer;
        }
        .hamburger span {
            display: block;
            width: 26px;
            height: 2.5px;
            background: #fff;
            border-radius: 2px;
            transition: var(--transition);
        }
        .hamburger.active span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        .hamburger.active span:nth-child(2) {
            opacity: 0;
        }
        .hamburger.active span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: var(--nav-height);
                left: 0;
                right: 0;
                background: rgba(26, 15, 46, 0.98);
                backdrop-filter: blur(12px);
                flex-direction: column;
                padding: 16px 24px 24px;
                gap: 4px;
                transform: translateY(-120%);
                opacity: 0;
                transition: var(--transition);
                border-bottom: 2px solid rgba(244, 185, 66, 0.2);
                pointer-events: none;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links a {
                padding: 12px 16px;
                font-size: 16px;
                width: 100%;
                text-align: center;
            }
            .nav-links a.active::after {
                display: none;
            }
            .nav-links a.active {
                background: rgba(244, 185, 66, 0.15);
                border-left: 3px solid var(--accent);
            }
            .nav-cta {
                margin-left: 0;
                margin-top: 8px;
                text-align: center;
            }
            .hamburger {
                display: flex;
            }
            .nav-logo {
                font-size: 20px;
            }
            .nav-logo .logo-icon {
                width: 30px;
                height: 30px;
                font-size: 14px;
            }
        }
        @media (max-width: 480px) {
            .nav-logo span {
                font-size: 18px;
            }
        }
        /* Hero */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
            background: linear-gradient(135deg, #2D1B4E 0%, #1A0F2E 60%, #0D0818 100%);
            padding-top: var(--nav-height);
        }
        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.25;
            mix-blend-mode: overlay;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 30% 50%, rgba(244, 185, 66, 0.08) 0%, transparent 60%),
                radial-gradient(ellipse at 70% 50%, rgba(45, 27, 78, 0.6) 0%, transparent 50%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            max-width: 860px;
            padding: 40px 24px;
        }
        .hero-badge {
            display: inline-block;
            padding: 6px 20px;
            border-radius: 30px;
            background: rgba(244, 185, 66, 0.15);
            border: 1px solid rgba(244, 185, 66, 0.3);
            color: var(--accent-light);
            font-size: 14px;
            font-weight: 500;
            letter-spacing: 1px;
            margin-bottom: 24px;
            backdrop-filter: blur(4px);
        }
        .hero h1 {
            font-size: 52px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
            line-height: 1.15;
        }
        .hero h1 .highlight {
            background: linear-gradient(135deg, var(--accent), #FFD700);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }
        .hero p {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 640px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            margin-bottom: 40px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 700;
            font-family: var(--font-title);
            background: var(--accent);
            color: var(--primary-dark);
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .btn-primary:hover {
            background: var(--accent-light);
            box-shadow: var(--shadow-glow);
            transform: translateY(-2px);
        }
        .btn-primary:active {
            background: var(--accent-dark);
            transform: translateY(0);
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 14px 36px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 700;
            font-family: var(--font-title);
            background: transparent;
            color: #fff;
            border: 2px solid rgba(244, 185, 66, 0.5);
            transition: var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--accent);
            background: rgba(244, 185, 66, 0.1);
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0);
            background: rgba(244, 185, 66, 0.2);
        }
        .hero-features {
            display: flex;
            flex-wrap: wrap;
            gap: 24px 40px;
            justify-content: center;
            margin-top: 16px;
        }
        .hero-features span {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
            font-weight: 500;
        }
        .hero-features i {
            color: var(--accent);
            font-size: 16px;
        }
        @media (max-width: 768px) {
            .hero h1 {
                font-size: 34px;
            }
            .hero p {
                font-size: 17px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                max-width: 300px;
                justify-content: center;
            }
            .hero-features {
                gap: 12px 20px;
                flex-direction: column;
                align-items: center;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 28px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 4px 14px;
            }
        }
        /* Carousel */
        .carousel-section {
            background: #fff;
        }
        .carousel-container {
            position: relative;
            max-width: 900px;
            margin: 0 auto;
            overflow: hidden;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow);
        }
        .carousel-track {
            display: flex;
            transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .carousel-slide {
            min-width: 100%;
            position: relative;
        }
        .carousel-slide img {
            width: 100%;
            height: 460px;
            object-fit: cover;
        }
        .carousel-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 40px 32px 28px;
            background: linear-gradient(transparent, rgba(26, 15, 46, 0.92));
            color: #fff;
        }
        .carousel-caption h3 {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 6px;
        }
        .carousel-caption p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.75);
            margin: 0;
        }
        .carousel-btn {
            position: absolute;
            top: 50%;
            transform: translateY(-50%);
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: rgba(45, 27, 78, 0.7);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            transition: var(--transition);
            backdrop-filter: blur(4px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            z-index: 5;
        }
        .carousel-btn:hover {
            background: var(--primary);
            border-color: var(--accent);
            color: var(--accent);
        }
        .carousel-btn.prev {
            left: 16px;
        }
        .carousel-btn.next {
            right: 16px;
        }
        .carousel-dots {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin-top: 20px;
        }
        .carousel-dots button {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--border);
            transition: var(--transition);
            border: none;
            padding: 0;
        }
        .carousel-dots button.active {
            background: var(--accent);
            box-shadow: 0 0 8px rgba(244, 185, 66, 0.5);
            width: 28px;
            border-radius: 5px;
        }
        @media (max-width: 768px) {
            .carousel-slide img {
                height: 300px;
            }
            .carousel-caption {
                padding: 24px 20px 18px;
            }
            .carousel-caption h3 {
                font-size: 18px;
            }
            .carousel-caption p {
                font-size: 13px;
            }
            .carousel-btn {
                width: 36px;
                height: 36px;
                font-size: 14px;
            }
        }
        @media (max-width: 480px) {
            .carousel-slide img {
                height: 220px;
            }
        }
        /* System Requirements */
        .requirements {
            background: var(--bg-light);
        }
        .req-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 1000px;
            margin: 0 auto;
        }
        .req-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 1px solid var(--border-light);
            text-align: center;
        }
        .req-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .req-card .icon {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: rgba(244, 185, 66, 0.12);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            margin: 0 auto 16px;
        }
        .req-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 16px;
        }
        .req-card ul {
            list-style: none;
            text-align: left;
            padding: 0;
        }
        .req-card ul li {
            padding: 6px 0;
            font-size: 14px;
            color: var(--text-muted);
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 1px solid var(--border-light);
        }
        .req-card ul li:last-child {
            border-bottom: none;
        }
        .req-card ul li i {
            color: var(--accent);
            font-size: 12px;
            width: 18px;
            text-align: center;
        }
        @media (max-width: 900px) {
            .req-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 600px) {
            .req-grid {
                grid-template-columns: 1fr;
                max-width: 400px;
            }
            .req-card {
                padding: 24px 20px;
            }
        }
        /* Testimonials */
        .testimonials {
            background: #fff;
        }
        .testim-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 1100px;
            margin: 0 auto;
        }
        .testim-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .testim-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
        }
        .testim-header {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 14px;
        }
        .testim-avatar {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--primary), var(--primary-light));
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 700;
            font-family: var(--font-title);
            flex-shrink: 0;
        }
        .testim-user {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
        }
        .testim-stars {
            color: var(--accent);
            font-size: 13px;
            letter-spacing: 2px;
        }
        .testim-text {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            font-style: italic;
            margin: 0;
        }
        @media (max-width: 900px) {
            .testim-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 600px) {
            .testim-grid {
                grid-template-columns: 1fr;
            }
            .testim-card {
                padding: 20px 18px;
            }
        }
        /* Download Section */
        .download-section {
            background: linear-gradient(135deg, #2D1B4E 0%, #1A0F2E 100%);
            color: #fff;
            text-align: center;
        }
        .download-section .section-title {
            color: #fff;
        }
        .download-section .section-subtitle {
            color: rgba(255, 255, 255, 0.65);
        }
        .download-grid {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            max-width: 700px;
            margin: 0 auto 24px;
        }
        .download-btn {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 16px 32px;
            border-radius: var(--radius);
            font-size: 16px;
            font-weight: 700;
            font-family: var(--font-title);
            background: rgba(255, 255, 255, 0.08);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.15);
            transition: var(--transition);
            min-width: 170px;
            justify-content: center;
        }
        .download-btn:hover {
            background: var(--accent);
            color: var(--primary-dark);
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: var(--shadow-glow);
        }
        .download-btn:active {
            transform: translateY(0);
        }
        .download-btn i {
            font-size: 20px;
        }
        .download-note {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            margin-top: 12px;
        }
        @media (max-width: 600px) {
            .download-grid {
                flex-direction: column;
                align-items: center;
            }
            .download-btn {
                width: 100%;
                max-width: 300px;
            }
        }
        /* CMS News */
        .news-section {
            background: #fff;
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            max-width: 1100px;
            margin: 0 auto;
        }
        .news-card {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            overflow: hidden;
            border: 1px solid var(--border-light);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--accent);
            transform: translateY(-4px);
        }
        .news-card-img {
            height: 180px;
            background: var(--primary);
            position: relative;
            overflow: hidden;
        }
        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .news-card-body {
            padding: 20px 22px 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card .tag {
            display: inline-block;
            padding: 2px 12px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 600;
            background: rgba(244, 185, 66, 0.15);
            color: var(--accent-dark);
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .news-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 8px;
            line-height: 1.4;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            flex: 1;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 12px;
        }
        .news-card .meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: var(--text-light);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
        }
        .news-card .meta .date {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .news-card .meta .read-more {
            color: var(--primary);
            font-weight: 600;
            font-size: 13px;
        }
        .news-card .meta .read-more:hover {
            color: var(--accent-dark);
        }
        .news-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 48px 24px;
            color: var(--text-muted);
            font-size: 16px;
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            border: 1px dashed var(--border);
        }
        .news-empty i {
            font-size: 40px;
            color: var(--border);
            margin-bottom: 16px;
            display: block;
        }
        @media (max-width: 900px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 600px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
            .news-card-img {
                height: 150px;
            }
            .news-card-body {
                padding: 16px 18px 18px;
            }
        }
        /* FAQ */
        .faq-section {
            background: var(--bg-light);
        }
        .faq-list {
            max-width: 760px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            border: 1px solid var(--border-light);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: var(--border);
        }
        .faq-question {
            width: 100%;
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark);
            background: none;
            border: none;
            text-align: left;
            cursor: pointer;
            transition: var(--transition);
            font-family: var(--font-title);
        }
        .faq-question i {
            color: var(--accent);
            transition: var(--transition);
            font-size: 14px;
        }
        .faq-item.open .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.35s ease;
            padding: 0 24px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding: 0 24px 20px;
        }
        .faq-answer p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.7;
            margin: 0;
        }
        @media (max-width: 768px) {
            .faq-question {
                padding: 14px 18px;
                font-size: 15px;
            }
            .faq-item.open .faq-answer {
                padding: 0 18px 16px;
            }
        }
        /* CTA Banner */
        .cta-banner {
            background: linear-gradient(135deg, var(--primary) 0%, #1A0F2E 100%);
            padding: 64px 24px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at center, rgba(244, 185, 66, 0.08) 0%, transparent 70%);
        }
        .cta-banner h2 {
            font-size: 36px;
            font-weight: 900;
            color: #fff;
            margin-bottom: 12px;
            position: relative;
            z-index: 1;
        }
        .cta-banner p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 1;
        }
        .cta-banner .btn-primary {
            font-size: 18px;
            padding: 16px 48px;
            position: relative;
            z-index: 1;
        }
        @media (max-width: 768px) {
            .cta-banner h2 {
                font-size: 28px;
            }
            .cta-banner p {
                font-size: 16px;
            }
            .cta-banner .btn-primary {
                padding: 14px 36px;
                font-size: 16px;
            }
        }
        /* Footer */
        .site-footer {
            background: #1A0F2E;
            color: rgba(255, 255, 255, 0.7);
            padding: 48px 0 32px;
        }
        .footer-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
            align-items: start;
        }
        .footer-brand .nav-logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
            max-width: 360px;
            line-height: 1.7;
        }
        .footer-nav {
            display: flex;
            flex-direction: column;
            align-items: flex-end;
            gap: 10px;
        }
        .footer-nav a {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.6);
            transition: var(--transition);
        }
        .footer-nav a:hover {
            color: var(--accent);
        }
        .footer-bottom {
            margin-top: 36px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.35);
        }
        @media (max-width: 768px) {
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
                text-align: center;
            }
            .footer-brand .nav-logo {
                justify-content: center;
            }
            .footer-brand p {
                max-width: 100%;
                margin: 0 auto;
            }
            .footer-nav {
                align-items: center;
            }
        }
        /* Scroll to top */
        .scroll-top {
            position: fixed;
            bottom: 28px;
            right: 28px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            opacity: 0;
            pointer-events: none;
            z-index: 999;
            border: 1px solid rgba(244, 185, 66, 0.2);
        }
        .scroll-top.visible {
            opacity: 1;
            pointer-events: auto;
        }
        .scroll-top:hover {
            background: var(--accent);
            color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: var(--shadow-glow);
        }
        @media (max-width: 768px) {
            .scroll-top {
                bottom: 16px;
                right: 16px;
                width: 38px;
                height: 38px;
                font-size: 14px;
            }
        }
        /* Animations */
        .fade-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .fade-up.visible {
            opacity: 1;
            transform: translateY(0);
        }
        /* Utility */
        .text-accent {
            color: var(--accent);
        }
        .bg-accent {
            background: var(--accent);
        }
        .border-accent {
            border-color: var(--accent);
        }
        .focus-ring:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        ::selection {
            background: rgba(244, 185, 66, 0.3);
            color: var(--primary-dark);
        }
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: var(--bg-light);
        }
        ::-webkit-scrollbar-thumb {
            background: var(--border);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: var(--secondary);
        }

/* roulang page: article */
:root {
            --primary: #2D1B4E;
            --primary-light: #3E2568;
            --primary-dark: #1A0F2E;
            --accent: #F4B942;
            --accent-hover: #FFD369;
            --accent-active: #D49A30;
            --accent-dim: #C9A050;
            --gray-blue: #6C7A89;
            --gray-light: #E8E4EE;
            --gray-bg: #F5F3F7;
            --gray-border: #D0C9DC;
            --text-dark: #1E1B2E;
            --text-body: #2D2A3E;
            --text-muted: #6C6A7E;
            --white: #FFFFFF;
            --radius: 8px;
            --radius-card: 12px;
            --shadow-card: 0 4px 12px rgba(45,27,78,0.08);
            --shadow-card-hover: 0 8px 24px rgba(45,27,78,0.15);
            --shadow-button: 0 4px 14px rgba(244,185,66,0.3);
            --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
            --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
        }
        *,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
        html{scroll-behavior:smooth;font-size:16px;}
        body{font-family:var(--font-sans);background:var(--gray-bg);color:var(--text-body);line-height:1.6;-webkit-font-smoothing:antialiased;}
        a{color:inherit;text-decoration:none;transition:var(--transition);}
        img{max-width:100%;height:auto;display:block;border-radius:var(--radius-card);}
        button,input,textarea{font-family:inherit;font-size:inherit;}
        .container{max-width:1200px;margin:0 auto;padding:0 20px;}
        .container-narrow{max-width:800px;margin:0 auto;padding:0 20px;}
        /* Header / Nav */
        .site-header{background:var(--primary);box-shadow:0 2px 20px rgba(45,27,78,0.3);position:sticky;top:0;z-index:100;border-bottom:2px solid var(--accent);}
        .header-inner{display:flex;align-items:center;justify-content:space-between;height:68px;padding:0 20px;max-width:1200px;margin:0 auto;}
        .nav-logo{display:flex;align-items:center;gap:12px;color:var(--white);font-weight:700;font-size:1.35rem;letter-spacing:0.5px;}
        .nav-logo .logo-icon{width:38px;height:38px;background:var(--accent);color:var(--primary);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;font-weight:900;font-size:1.3rem;box-shadow:0 0 0 2px rgba(244,185,66,0.3);}
        .nav-logo span{color:var(--white);}
        .nav-links{display:flex;align-items:center;gap:6px;list-style:none;}
        .nav-links li a{display:block;padding:8px 16px;border-radius:var(--radius);font-size:0.95rem;font-weight:500;color:rgba(255,255,255,0.85);transition:var(--transition);position:relative;}
        .nav-links li a:hover{background:rgba(244,185,66,0.12);color:var(--accent);}
        .nav-links li a.active{color:var(--accent);}
        .nav-links li a.active::after{content:'';position:absolute;bottom:-2px;left:50%;transform:translateX(-50%);width:20px;height:3px;background:var(--accent);border-radius:2px;}
        .nav-links li a.nav-cta{background:var(--accent);color:var(--primary);font-weight:700;padding:8px 22px;border-radius:30px;box-shadow:var(--shadow-button);}
        .nav-links li a.nav-cta:hover{background:var(--accent-hover);box-shadow:0 6px 20px rgba(244,185,66,0.4);transform:translateY(-1px);}
        .hamburger{display:none;background:none;border:none;color:var(--accent);font-size:1.8rem;cursor:pointer;padding:4px 8px;border-radius:var(--radius);transition:var(--transition);}
        .hamburger:hover{background:rgba(244,185,66,0.1);}
        /* Breadcrumb */
        .breadcrumb{background:var(--white);border-bottom:1px solid var(--gray-border);padding:12px 0;font-size:0.85rem;color:var(--text-muted);}
        .breadcrumb a{color:var(--primary);font-weight:500;}
        .breadcrumb a:hover{color:var(--accent);}
        .breadcrumb .sep{margin:0 10px;color:var(--gray-border);}
        .breadcrumb .current{color:var(--text-body);font-weight:500;}
        /* Article */
        .article-section{padding:48px 0 64px;}
        .article-header{margin-bottom:32px;}
        .article-category{display:inline-block;background:var(--accent);color:var(--primary);font-size:0.8rem;font-weight:700;padding:4px 14px;border-radius:20px;margin-bottom:16px;letter-spacing:0.3px;}
        .article-title{font-size:2.2rem;font-weight:800;color:var(--primary);line-height:1.3;margin-bottom:16px;}
        .article-meta{display:flex;flex-wrap:wrap;gap:20px;color:var(--text-muted);font-size:0.9rem;border-top:1px solid var(--gray-border);padding-top:16px;}
        .article-meta i{margin-right:6px;color:var(--accent);}
        .article-featured-img{margin-bottom:32px;border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);}
        .article-body{font-size:1.05rem;line-height:1.9;color:var(--text-body);}
        .article-body p{margin-bottom:1.5rem;}
        .article-body h2,.article-body h3,.article-body h4{color:var(--primary);font-weight:700;margin:2rem 0 1rem;line-height:1.3;}
        .article-body h2{font-size:1.6rem;}
        .article-body h3{font-size:1.3rem;}
        .article-body ul,.article-body ol{padding-left:1.5rem;margin-bottom:1.5rem;}
        .article-body li{margin-bottom:0.5rem;}
        .article-body blockquote{border-left:4px solid var(--accent);background:rgba(244,185,66,0.06);padding:16px 24px;margin:1.5rem 0;border-radius:0 var(--radius) var(--radius) 0;color:var(--text-muted);font-style:italic;}
        .article-body img{border-radius:var(--radius-card);margin:2rem auto;box-shadow:var(--shadow-card);}
        .article-body a{color:var(--accent-active);font-weight:600;border-bottom:1px solid transparent;}
        .article-body a:hover{border-bottom-color:var(--accent-active);}
        .article-notfound{text-align:center;padding:80px 20px;background:var(--white);border-radius:var(--radius-card);box-shadow:var(--shadow-card);}
        .article-notfound i{font-size:3.5rem;color:var(--gray-border);margin-bottom:20px;}
        .article-notfound h2{font-size:1.8rem;color:var(--primary);margin-bottom:12px;}
        .article-notfound p{color:var(--text-muted);margin-bottom:20px;}
        .btn-back{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border:2px solid var(--accent);color:var(--accent-active);border-radius:30px;font-weight:600;transition:var(--transition);background:transparent;}
        .btn-back:hover{background:var(--accent);color:var(--primary);box-shadow:var(--shadow-button);}
        /* Related */
        .related-section{background:var(--white);padding:48px 0;border-top:1px solid var(--gray-border);}
        .related-title{font-size:1.6rem;font-weight:700;color:var(--primary);text-align:center;margin-bottom:36px;position:relative;}
        .related-title::after{content:'';display:block;width:50px;height:3px;background:var(--accent);margin:10px auto 0;border-radius:2px;}
        .related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
        .related-card{background:var(--gray-bg);border-radius:var(--radius-card);overflow:hidden;box-shadow:var(--shadow-card);transition:var(--transition);border:1px solid transparent;}
        .related-card:hover{box-shadow:var(--shadow-card-hover);border-color:var(--accent);transform:translateY(-4px);}
        .related-card img{width:100%;height:180px;object-fit:cover;border-radius:0;}
        .related-card-body{padding:20px;}
        .related-card-body h3{font-size:1.1rem;font-weight:700;color:var(--primary);margin-bottom:8px;line-height:1.3;}
        .related-card-body p{font-size:0.9rem;color:var(--text-muted);margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
        .related-card-body .read-more{font-size:0.85rem;font-weight:600;color:var(--accent-active);}
        .related-card-body .read-more i{transition:var(--transition);}
        .related-card-body .read-more:hover i{transform:translateX(4px);}
        /* Footer */
        .site-footer{background:var(--primary);color:rgba(255,255,255,0.8);padding:48px 0 24px;border-top:3px solid var(--accent);}
        .footer-inner{display:grid;grid-template-columns:2fr 1fr;gap:48px;margin-bottom:32px;}
        .footer-brand .nav-logo{margin-bottom:16px;}
        .footer-brand p{font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.65);max-width:480px;}
        .footer-nav{display:flex;flex-direction:column;gap:8px;}
        .footer-nav a{color:rgba(255,255,255,0.7);font-size:0.9rem;padding:4px 0;transition:var(--transition);}
        .footer-nav a:hover{color:var(--accent);padding-left:4px;}
        .footer-bottom{border-top:1px solid rgba(255,255,255,0.1);padding-top:24px;text-align:center;font-size:0.85rem;color:rgba(255,255,255,0.5);}
        /* Responsive */
        @media (max-width:1023px){
            .related-grid{grid-template-columns:repeat(2,1fr);}
            .article-title{font-size:1.8rem;}
            .footer-inner{grid-template-columns:1fr;gap:32px;}
        }
        @media (max-width:767px){
            .site-header{position:relative;}
            .hamburger{display:block;}
            .nav-links{position:absolute;top:68px;left:0;right:0;background:var(--primary);flex-direction:column;padding:16px 20px;gap:4px;border-bottom:2px solid var(--accent);display:none;box-shadow:0 12px 30px rgba(0,0,0,0.3);}
            .nav-links.open{display:flex;}
            .nav-links li a{padding:12px 16px;width:100%;text-align:center;border-radius:var(--radius);}
            .nav-links li a.active::after{display:none;}
            .nav-links li a.active{background:rgba(244,185,66,0.12);}
            .nav-links li a.nav-cta{margin-top:6px;}
            .article-title{font-size:1.5rem;}
            .article-meta{flex-direction:column;gap:8px;}
            .related-grid{grid-template-columns:1fr;}
            .container{padding:0 16px;}
            .container-narrow{padding:0 16px;}
            .footer-inner{gap:24px;}
            .footer-nav{flex-direction:row;flex-wrap:wrap;gap:12px;}
        }
        @media (max-width:480px){
            .article-section{padding:24px 0 40px;}
            .article-title{font-size:1.3rem;}
            .article-body{font-size:1rem;}
            .related-title{font-size:1.3rem;}
            .header-inner{padding:0 12px;}
            .nav-logo{font-size:1.1rem;}
            .nav-logo .logo-icon{width:32px;height:32px;font-size:1rem;}
        }
        /* Utility */
        .text-accent{color:var(--accent);}
        .bg-accent{background:var(--accent);}
        .text-primary{color:var(--primary);}
        .bg-primary{background:var(--primary);}
        .shadow-card{box-shadow:var(--shadow-card);}
        .transition{transition:var(--transition);}
        .rounded-card{border-radius:var(--radius-card);}
        .focus-outline:focus{outline:3px solid var(--accent);outline-offset:2px;}
        .sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* roulang page: category1 */
:root {
            --brand-deep: #2D1B4E;
            --brand-gold: #F4B942;
            --brand-goldlight: #FFD369;
            --brand-golddark: #D49A30;
            --brand-gray: #6C7A89;
            --bg-light: #F5F3F7;
            --border-light: #D0C9DC;
            --text-dark: #1A0F2E;
            --text-body: #2D3748;
            --text-weak: #6C7A89;
            --shadow-card: 0 4px 12px rgba(45, 27, 78, 0.08);
            --shadow-card-hover: 0 8px 24px rgba(45, 27, 78, 0.15);
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --transition: all 0.3s ease;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            background: var(--bg-light);
            color: var(--text-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            outline: none;
            cursor: pointer;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        @media (max-width: 768px) {
            .container {
                padding: 0 16px;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            background: var(--brand-deep);
            padding: 12px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 16px rgba(45, 27, 78, 0.25);
        }
        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            color: #fff;
            font-weight: 700;
            font-size: 22px;
            letter-spacing: 0.5px;
        }
        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--brand-gold);
            color: var(--brand-deep);
            border-radius: var(--radius-md);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 20px;
            flex-shrink: 0;
        }
        .nav-logo span {
            color: #fff;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 32px;
            list-style: none;
        }
        .nav-links a {
            color: rgba(255, 255, 255, 0.85);
            font-size: 15px;
            font-weight: 500;
            padding: 6px 0;
            position: relative;
            transition: var(--transition);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--brand-gold);
            transition: var(--transition);
            border-radius: 2px;
        }
        .nav-links a:hover {
            color: var(--brand-gold);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .nav-links a.active {
            color: var(--brand-gold);
        }
        .nav-links a.active::after {
            width: 100%;
        }
        .nav-links .nav-cta {
            background: var(--brand-gold);
            color: var(--brand-deep) !important;
            padding: 10px 24px !important;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            transition: var(--transition);
        }
        .nav-links .nav-cta::after {
            display: none;
        }
        .nav-links .nav-cta:hover {
            background: var(--brand-goldlight);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(244, 185, 66, 0.35);
            color: var(--brand-deep) !important;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            gap: 5px;
            cursor: pointer;
            padding: 4px;
            background: transparent;
            border: none;
        }
        .hamburger span {
            width: 28px;
            height: 3px;
            background: var(--brand-gold);
            border-radius: 4px;
            transition: var(--transition);
        }
        @media (max-width: 768px) {
            .hamburger {
                display: flex;
            }
            .nav-links {
                position: fixed;
                top: 68px;
                left: 0;
                right: 0;
                background: var(--brand-deep);
                flex-direction: column;
                gap: 4px;
                padding: 16px 24px 24px;
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
                transform: translateY(-120%);
                opacity: 0;
                pointer-events: none;
                transition: var(--transition);
                border-top: 1px solid rgba(244, 185, 66, 0.15);
                z-index: 999;
            }
            .nav-links.open {
                transform: translateY(0);
                opacity: 1;
                pointer-events: auto;
            }
            .nav-links a {
                padding: 12px 0;
                font-size: 16px;
                width: 100%;
                border-bottom: 1px solid rgba(255, 255, 255, 0.06);
            }
            .nav-links a::after {
                display: none;
            }
            .nav-links a.active {
                color: var(--brand-gold);
                border-left: 3px solid var(--brand-gold);
                padding-left: 12px;
            }
            .nav-links .nav-cta {
                width: 100%;
                justify-content: center;
                margin-top: 8px;
                border-bottom: none !important;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(5px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(5px, -6px);
            }
        }
        @media (min-width: 769px) and (max-width: 1024px) {
            .nav-links {
                gap: 20px;
            }
            .nav-links a {
                font-size: 14px;
            }
        }

        /* ===== Hero ===== */
        .hero-section {
            background: linear-gradient(135deg, #2D1B4E 0%, #1A0F2E 60%, #0F0A1A 100%);
            padding: 100px 0 80px;
            position: relative;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            opacity: 0.18;
            z-index: 0;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 120px;
            background: linear-gradient(to top, var(--bg-light), transparent);
            z-index: 1;
        }
        .hero-section .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .hero-badge {
            display: inline-block;
            background: rgba(244, 185, 66, 0.15);
            color: var(--brand-gold);
            padding: 6px 20px;
            border-radius: 50px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.5px;
            border: 1px solid rgba(244, 185, 66, 0.25);
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .hero-title {
            font-size: 48px;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 16px;
            text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
        }
        .hero-title .highlight {
            color: var(--brand-gold);
        }
        .hero-sub {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.8);
            max-width: 680px;
            margin: 0 auto 32px;
            line-height: 1.7;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn-primary {
            background: var(--brand-gold);
            color: var(--brand-deep);
            padding: 14px 40px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            box-shadow: 0 4px 16px rgba(244, 185, 66, 0.3);
        }
        .btn-primary:hover {
            background: var(--brand-goldlight);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(244, 185, 66, 0.4);
        }
        .btn-primary:active {
            background: var(--brand-golddark);
            transform: translateY(0);
        }
        .btn-secondary {
            background: transparent;
            color: #fff;
            padding: 14px 40px;
            border-radius: var(--radius-md);
            font-weight: 600;
            font-size: 16px;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            border: 2px solid rgba(244, 185, 66, 0.5);
            transition: var(--transition);
        }
        .btn-secondary:hover {
            border-color: var(--brand-gold);
            background: rgba(244, 185, 66, 0.1);
            transform: translateY(-2px);
        }
        .hero-stats {
            display: flex;
            gap: 40px;
            justify-content: center;
            margin-top: 40px;
            flex-wrap: wrap;
        }
        .hero-stat {
            text-align: center;
            color: #fff;
        }
        .hero-stat .num {
            font-size: 28px;
            font-weight: 800;
            color: var(--brand-gold);
        }
        .hero-stat .label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.6);
            margin-top: 2px;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 72px 0 56px;
                min-height: auto;
            }
            .hero-title {
                font-size: 30px;
            }
            .hero-sub {
                font-size: 16px;
            }
            .hero-stats {
                gap: 24px;
            }
            .hero-stat .num {
                font-size: 22px;
            }
        }
        @media (max-width: 520px) {
            .hero-title {
                font-size: 26px;
            }
            .btn-primary,
            .btn-secondary {
                width: 100%;
                justify-content: center;
                padding: 12px 24px;
            }
        }

        /* ===== 板块通用 ===== */
        .section-pad {
            padding: 72px 0;
        }
        .section-pad-sm {
            padding: 48px 0;
        }
        .section-title {
            font-size: 36px;
            font-weight: 800;
            color: var(--brand-deep);
            text-align: center;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .section-sub {
            font-size: 17px;
            color: var(--text-weak);
            text-align: center;
            max-width: 620px;
            margin: 0 auto 40px;
            line-height: 1.7;
        }
        @media (max-width: 768px) {
            .section-pad {
                padding: 48px 0;
            }
            .section-title {
                font-size: 26px;
            }
            .section-sub {
                font-size: 15px;
                margin-bottom: 28px;
            }
        }

        /* ===== 卡片网格 ===== */
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .grid-2 {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 28px;
        }
        @media (max-width: 1024px) {
            .grid-3 {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            .grid-3,
            .grid-2 {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }

        .card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(244, 185, 66, 0.2);
        }
        .card-icon {
            width: 52px;
            height: 52px;
            border-radius: var(--radius-md);
            background: rgba(244, 185, 66, 0.12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--brand-gold);
            margin-bottom: 16px;
        }
        .card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--brand-deep);
            margin-bottom: 8px;
        }
        .card p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.7;
        }
        .card-tag {
            display: inline-block;
            background: rgba(244, 185, 66, 0.1);
            color: var(--brand-golddark);
            padding: 2px 14px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 600;
            margin-top: 12px;
        }

        /* ===== 热门攻略卡片 ===== */
        .guide-card {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .guide-card:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
            border-color: rgba(244, 185, 66, 0.2);
        }
        .guide-card .card-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            display: block;
            background: #E8E3EE;
        }
        .guide-card .card-body {
            padding: 20px 22px 24px;
        }
        .guide-card .card-body .tag {
            display: inline-block;
            background: var(--brand-deep);
            color: var(--brand-gold);
            padding: 2px 14px;
            border-radius: 50px;
            font-size: 11px;
            font-weight: 600;
            margin-bottom: 10px;
        }
        .guide-card .card-body h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand-deep);
            margin-bottom: 6px;
            line-height: 1.4;
        }
        .guide-card .card-body p {
            font-size: 14px;
            color: var(--text-weak);
            line-height: 1.6;
            margin-bottom: 12px;
        }
        .guide-card .card-body .meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 12px;
            color: var(--text-weak);
            border-top: 1px solid var(--border-light);
            padding-top: 12px;
            margin-top: 4px;
        }
        .guide-card .card-body .meta i {
            color: var(--brand-gold);
        }

        /* ===== 流程步骤 ===== */
        .steps-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: step;
        }
        .step-item {
            text-align: center;
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 20px 28px;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            position: relative;
        }
        .step-item:hover {
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-3px);
        }
        .step-item::before {
            counter-increment: step;
            content: "0" counter(step);
            position: absolute;
            top: 16px;
            left: 20px;
            font-size: 32px;
            font-weight: 900;
            color: rgba(244, 185, 66, 0.15);
            line-height: 1;
        }
        .step-item .step-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(244, 185, 66, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--brand-gold);
            margin: 0 auto 16px;
            transition: var(--transition);
        }
        .step-item:hover .step-icon {
            background: var(--brand-gold);
            color: var(--brand-deep);
        }
        .step-item h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--brand-deep);
            margin-bottom: 6px;
        }
        .step-item p {
            font-size: 13px;
            color: var(--text-weak);
            line-height: 1.6;
        }
        @media (max-width: 1024px) {
            .steps-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 520px) {
            .steps-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-card);
            margin-bottom: 12px;
            border: 1px solid var(--border-light);
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(244, 185, 66, 0.3);
        }
        .faq-question {
            padding: 18px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: var(--brand-deep);
            transition: var(--transition);
            gap: 16px;
        }
        .faq-question i {
            color: var(--brand-gold);
            transition: var(--transition);
            font-size: 14px;
            flex-shrink: 0;
        }
        .faq-item.active .faq-question i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 18px;
            font-size: 15px;
            color: var(--text-weak);
            line-height: 1.7;
            display: none;
        }
        .faq-item.active .faq-answer {
            display: block;
        }

        /* ===== CTA ===== */
        .cta-section {
            background: linear-gradient(135deg, #2D1B4E 0%, #1A0F2E 70%);
            padding: 72px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            opacity: 0.10;
            z-index: 0;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-title {
            font-size: 34px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.25;
        }
        .cta-sub {
            font-size: 17px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-buttons {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .cta-buttons .btn-primary {
            padding: 16px 48px;
            font-size: 17px;
        }
        .cta-buttons .btn-secondary {
            padding: 16px 48px;
            font-size: 17px;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 48px 0;
            }
            .cta-title {
                font-size: 26px;
            }
            .cta-sub {
                font-size: 15px;
            }
            .cta-buttons .btn-primary,
            .cta-buttons .btn-secondary {
                width: 100%;
                justify-content: center;
            }
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--brand-deep);
            color: rgba(255, 255, 255, 0.8);
            padding: 48px 0 28px;
        }
        .footer-inner {
            display: flex;
            justify-content: space-between;
            gap: 48px;
            flex-wrap: wrap;
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand {
            flex: 1 1 320px;
        }
        .footer-brand .nav-logo {
            margin-bottom: 12px;
        }
        .footer-brand p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            line-height: 1.7;
            max-width: 400px;
        }
        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 18px 32px;
            align-items: flex-start;
        }
        .footer-nav a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            font-weight: 500;
            transition: var(--transition);
        }
        .footer-nav a:hover {
            color: var(--brand-gold);
        }
        .footer-bottom {
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
            padding-top: 20px;
            letter-spacing: 0.3px;
        }
        @media (max-width: 768px) {
            .site-footer {
                padding: 32px 0 20px;
            }
            .footer-inner {
                flex-direction: column;
                gap: 24px;
            }
            .footer-brand .nav-logo {
                font-size: 18px;
            }
            .footer-nav {
                gap: 14px 24px;
            }
        }

        /* ===== 遮罩通用 ===== */
        .overlay-light {
            position: relative;
        }
        .overlay-light::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(255, 255, 255, 0.02);
            pointer-events: none;
        }

        /* ===== 分隔线 ===== */
        .divider {
            width: 60px;
            height: 3px;
            background: var(--brand-gold);
            border-radius: 4px;
            margin: 16px auto 24px;
        }

        /* ===== 移动端微调 ===== */
        @media (max-width: 520px) {
            .hero-title {
                font-size: 24px;
            }
            .section-title {
                font-size: 22px;
            }
            .card {
                padding: 20px 16px;
            }
            .guide-card .card-body {
                padding: 16px 16px 20px;
            }
            .faq-question {
                font-size: 14px;
                padding: 14px 16px;
            }
            .faq-answer {
                font-size: 13px;
                padding: 0 16px 14px;
            }
        }

        /* ===== 面包屑 ===== */
        .breadcrumb {
            background: #fff;
            border-bottom: 1px solid var(--border-light);
            padding: 12px 0;
            font-size: 13px;
            color: var(--text-weak);
        }
        .breadcrumb .container {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-wrap: wrap;
        }
        .breadcrumb a {
            color: var(--brand-deep);
            font-weight: 500;
        }
        .breadcrumb a:hover {
            color: var(--brand-gold);
        }
        .breadcrumb .sep {
            color: var(--border-light);
        }
        .breadcrumb .current {
            color: var(--text-weak);
        }

        /* ===== 标签组 ===== */
        .tag-group {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            justify-content: center;
            margin-top: 8px;
        }
        .tag-group .tag {
            background: rgba(45, 27, 78, 0.06);
            color: var(--brand-deep);
            padding: 4px 16px;
            border-radius: 50px;
            font-size: 12px;
            font-weight: 500;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .tag-group .tag:hover {
            background: var(--brand-deep);
            color: var(--brand-gold);
            border-color: var(--brand-deep);
        }

/* roulang page: category2 */
:root {
            --primary: #2D1B4E;
            --primary-light: #3F2A6B;
            --primary-dark: #1A0F2E;
            --gold: #F4B942;
            --gold-light: #FFD369;
            --gold-dark: #D49A30;
            --grey-blue: #6C7A89;
            --bg-light: #F5F3F7;
            --card-border: #D0C9DC;
            --text-body: #1A1A2E;
            --text-light: #5A5A7A;
            --radius: 8px;
            --radius-lg: 12px;
            --shadow-card: 0 4px 12px rgba(45, 27, 78, 0.08);
            --shadow-hover: 0 8px 24px rgba(45, 27, 78, 0.15);
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
            background: var(--bg-light);
            color: var(--text-body);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
        }
        /* header */
        .site-header {
            background: var(--primary);
            padding: 0 24px;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 20px rgba(45, 27, 78, 0.3);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            color: #fff;
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .nav-logo .logo-icon {
            width: 40px;
            height: 40px;
            background: var(--gold);
            color: var(--primary);
            border-radius: var(--radius);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 900;
            font-size: 22px;
            flex-shrink: 0;
        }
        .nav-logo span {
            white-space: nowrap;
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
            list-style: none;
        }
        .nav-links li a {
            color: rgba(255, 255, 255, 0.85);
            padding: 10px 18px;
            border-radius: var(--radius);
            font-size: 15px;
            font-weight: 500;
            transition: var(--transition);
            position: relative;
            white-space: nowrap;
        }
        .nav-links li a:hover {
            background: rgba(244, 185, 66, 0.15);
            color: var(--gold-light);
        }
        .nav-links li a.active {
            color: #fff;
        }
        .nav-links li a.active::after {
            content: '';
            position: absolute;
            bottom: 4px;
            left: 50%;
            transform: translateX(-50%);
            width: 20px;
            height: 3px;
            background: var(--gold);
            border-radius: 2px;
        }
        .nav-links li a.nav-cta {
            background: var(--gold);
            color: var(--primary);
            font-weight: 700;
            padding: 10px 24px;
            border-radius: var(--radius);
        }
        .nav-links li a.nav-cta:hover {
            background: var(--gold-light);
            color: var(--primary-dark);
            box-shadow: 0 4px 16px rgba(244, 185, 66, 0.4);
        }
        .nav-links li a.nav-cta i {
            margin-right: 6px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 28px;
            cursor: pointer;
            padding: 8px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: var(--primary-dark);
                padding: 16px 24px;
                gap: 4px;
                box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
                border-top: 1px solid rgba(244, 185, 66, 0.15);
            }
            .nav-links.open {
                display: flex;
            }
            .nav-links li a {
                padding: 14px 16px;
                width: 100%;
                text-align: left;
            }
            .nav-links li a.active::after {
                bottom: 8px;
                left: 16px;
                transform: none;
                width: 24px;
            }
            .nav-links li a.nav-cta {
                margin-top: 8px;
                text-align: center;
            }
            .header-inner {
                height: 64px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo .logo-icon {
                width: 34px;
                height: 34px;
                font-size: 18px;
            }
        }
        @media (max-width: 520px) {
            .nav-logo span {
                font-size: 16px;
            }
            .container {
                padding: 0 16px;
            }
        }
        /* footer */
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.85);
            padding: 48px 24px 24px;
            margin-top: 0;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 40px;
            justify-content: space-between;
        }
        .footer-brand {
            flex: 1 1 320px;
        }
        .footer-brand .nav-logo {
            margin-bottom: 16px;
            font-size: 20px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, 0.65);
            font-size: 14px;
            line-height: 1.8;
            max-width: 400px;
        }
        .footer-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 12px 28px;
            align-items: flex-start;
            padding-top: 8px;
        }
        .footer-nav a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 14px;
            font-weight: 400;
            transition: var(--transition);
        }
        .footer-nav a:hover {
            color: var(--gold-light);
        }
        .footer-bottom {
            max-width: 1200px;
            margin: 32px auto 0;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            text-align: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        @media (max-width: 640px) {
            .footer-inner {
                flex-direction: column;
                gap: 24px;
            }
            .footer-nav {
                gap: 10px 20px;
            }
            .site-footer {
                padding: 32px 16px 20px;
            }
        }
        /* common components */
        .section-title {
            font-size: 36px;
            font-weight: 800;
            color: var(--primary);
            text-align: center;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            font-size: 18px;
            color: var(--text-light);
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
            line-height: 1.7;
        }
        .card-base {
            background: #fff;
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-card);
            padding: 28px 24px;
            transition: var(--transition);
            border: 1px solid transparent;
        }
        .card-base:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--gold);
            transform: translateY(-2px);
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--gold);
            color: var(--primary);
            font-weight: 700;
            font-size: 16px;
            padding: 14px 36px;
            border-radius: var(--radius);
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 2px 10px rgba(244, 185, 66, 0.25);
        }
        .btn-gold:hover {
            background: var(--gold-light);
            box-shadow: 0 6px 24px rgba(244, 185, 66, 0.45);
            transform: translateY(-2px);
            color: var(--primary-dark);
        }
        .btn-gold:active {
            background: var(--gold-dark);
            transform: translateY(0);
        }
        .btn-outline-gold {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            color: var(--gold);
            font-weight: 600;
            font-size: 16px;
            padding: 13px 34px;
            border-radius: var(--radius);
            border: 2px solid var(--gold);
            cursor: pointer;
            transition: var(--transition);
        }
        .btn-outline-gold:hover {
            background: var(--gold);
            color: var(--primary);
            box-shadow: 0 4px 16px rgba(244, 185, 66, 0.3);
        }
        .gold-tag {
            display: inline-block;
            background: rgba(244, 185, 66, 0.15);
            color: var(--gold-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 20px;
            letter-spacing: 0.3px;
        }
        /* hero */
        .hero-news {
            background: linear-gradient(135deg, #2D1B4E 0%, #1A0F2E 60%, #0F0A1E 100%);
            position: relative;
            overflow: hidden;
            padding: 100px 0 80px;
        }
        .hero-news::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
            opacity: 0.08;
            pointer-events: none;
        }
        .hero-news .hero-glow {
            position: absolute;
            top: -20%;
            right: -10%;
            width: 500px;
            height: 500px;
            background: radial-gradient(circle, rgba(244, 185, 66, 0.12) 0%, transparent 70%);
            pointer-events: none;
        }
        .hero-news .container {
            position: relative;
            z-index: 2;
            text-align: center;
        }
        .hero-news h1 {
            font-size: 52px;
            font-weight: 900;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .hero-news h1 .highlight {
            color: var(--gold);
        }
        .hero-news p {
            font-size: 20px;
            color: rgba(255, 255, 255, 0.75);
            max-width: 680px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .hero-news .hero-badges {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px 32px;
            margin-top: 28px;
        }
        .hero-news .hero-badges span {
            display: flex;
            align-items: center;
            gap: 8px;
            color: rgba(255, 255, 255, 0.6);
            font-size: 15px;
        }
        .hero-news .hero-badges i {
            color: var(--gold);
            font-size: 18px;
        }
        @media (max-width: 768px) {
            .hero-news {
                padding: 72px 0 56px;
            }
            .hero-news h1 {
                font-size: 34px;
            }
            .hero-news p {
                font-size: 17px;
            }
            .section-title {
                font-size: 28px;
            }
            .section-subtitle {
                font-size: 16px;
                margin-bottom: 32px;
            }
        }
        @media (max-width: 520px) {
            .hero-news h1 {
                font-size: 28px;
            }
            .hero-news p {
                font-size: 15px;
            }
            .hero-news .hero-badges {
                gap: 10px 16px;
            }
            .hero-news .hero-badges span {
                font-size: 13px;
            }
        }
        /* media coverage */
        .media-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 20px;
            align-items: center;
        }
        .media-item {
            background: #fff;
            border-radius: var(--radius);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--card-border);
            transition: var(--transition);
            font-weight: 600;
            color: var(--grey-blue);
            font-size: 15px;
            letter-spacing: 0.5px;
        }
        .media-item:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--gold);
            color: var(--primary);
        }
        /* milestone timeline */
        .milestone-list {
            display: flex;
            flex-direction: column;
            gap: 0;
            max-width: 800px;
            margin: 0 auto;
            position: relative;
            padding-left: 40px;
        }
        .milestone-list::before {
            content: '';
            position: absolute;
            left: 14px;
            top: 0;
            bottom: 0;
            width: 3px;
            background: linear-gradient(to bottom, var(--gold), var(--primary));
            border-radius: 2px;
        }
        .milestone-item {
            position: relative;
            padding: 20px 0 20px 32px;
            border-left: none;
        }
        .milestone-item::before {
            content: '';
            position: absolute;
            left: -32px;
            top: 28px;
            width: 14px;
            height: 14px;
            background: var(--gold);
            border-radius: 50%;
            border: 3px solid #fff;
            box-shadow: 0 0 0 3px var(--gold), var(--shadow-card);
        }
        .milestone-item .m-date {
            font-size: 14px;
            color: var(--gold-dark);
            font-weight: 700;
            letter-spacing: 0.5px;
        }
        .milestone-item h4 {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            margin: 4px 0 8px;
        }
        .milestone-item p {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
        }
        @media (max-width: 640px) {
            .milestone-list {
                padding-left: 28px;
            }
            .milestone-list::before {
                left: 8px;
            }
            .milestone-item::before {
                left: -24px;
                width: 12px;
                height: 12px;
            }
            .milestone-item {
                padding: 16px 0 16px 24px;
            }
            .milestone-item h4 {
                font-size: 17px;
            }
        }
        /* stats */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
            gap: 24px;
        }
        .stat-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 32px 20px;
            text-align: center;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--card-border);
            transition: var(--transition);
        }
        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--gold);
        }
        .stat-card .stat-number {
            font-size: 42px;
            font-weight: 900;
            color: var(--primary);
            line-height: 1.1;
        }
        .stat-card .stat-number .gold {
            color: var(--gold);
        }
        .stat-card .stat-label {
            font-size: 15px;
            color: var(--text-light);
            margin-top: 8px;
            font-weight: 500;
        }
        @media (max-width: 520px) {
            .stat-card .stat-number {
                font-size: 32px;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
        }
        /* reviews */
        .review-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 24px;
        }
        .review-card {
            background: #fff;
            border-radius: var(--radius-lg);
            padding: 28px 24px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--card-border);
            transition: var(--transition);
        }
        .review-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--gold);
        }
        .review-card .review-header {
            display: flex;
            align-items: center;
            gap: 14px;
            margin-bottom: 16px;
        }
        .review-card .review-avatar {
            width: 48px;
            height: 48px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            font-size: 18px;
            flex-shrink: 0;
        }
        .review-card .review-name {
            font-weight: 700;
            color: var(--primary);
            font-size: 16px;
        }
        .review-card .review-stars {
            color: var(--gold);
            font-size: 14px;
            letter-spacing: 2px;
        }
        .review-card .review-text {
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
            font-style: italic;
        }
        /* faq */
        .faq-list {
            max-width: 740px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .faq-item {
            background: #fff;
            border-radius: var(--radius);
            box-shadow: var(--shadow-card);
            border: 1px solid var(--card-border);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }
        .faq-question {
            padding: 20px 24px;
            font-weight: 600;
            font-size: 17px;
            color: var(--primary);
            cursor: pointer;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            background: none;
            border: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
            transition: var(--transition);
        }
        .faq-question i {
            color: var(--gold);
            font-size: 18px;
            transition: var(--transition);
            flex-shrink: 0;
        }
        .faq-question[aria-expanded="true"] i {
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 24px 20px;
            color: var(--text-light);
            font-size: 15px;
            line-height: 1.7;
            display: none;
        }
        .faq-answer.open {
            display: block;
        }
        /* cta section */
        .cta-section {
            background: linear-gradient(135deg, #2D1B4E 0%, #1A0F2E 100%);
            padding: 80px 0;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: url('/assets/images/backpic/back-2.png') center center / cover no-repeat;
            opacity: 0.06;
            pointer-events: none;
        }
        .cta-section .container {
            position: relative;
            z-index: 2;
        }
        .cta-section h2 {
            font-size: 40px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            font-size: 18px;
            color: rgba(255, 255, 255, 0.7);
            max-width: 560px;
            margin: 0 auto 32px;
        }
        .cta-section .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 16px;
        }
        @media (max-width: 768px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 30px;
            }
            .cta-section p {
                font-size: 16px;
            }
        }
        /* section spacing */
        .section-block {
            padding: 72px 0;
        }
        .section-block-alt {
            background: #fff;
            padding: 72px 0;
        }
        @media (max-width: 768px) {
            .section-block,
            .section-block-alt {
                padding: 48px 0;
            }
        }
        /* cover image usage */
        .cover-showcase {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 20px;
        }
        .cover-card {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            background: #fff;
            border: 1px solid var(--card-border);
        }
        .cover-card:hover {
            box-shadow: var(--shadow-hover);
            border-color: var(--gold);
            transform: translateY(-3px);
        }
        .cover-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
            display: block;
        }
        .cover-card .cover-body {
            padding: 16px 20px 20px;
        }
        .cover-card .cover-body h4 {
            font-size: 17px;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 6px;
        }
        .cover-card .cover-body p {
            font-size: 14px;
            color: var(--text-light);
            line-height: 1.6;
        }
        @media (max-width: 520px) {
            .cover-showcase {
                grid-template-columns: 1fr;
            }
            .cover-card img {
                height: 160px;
            }
        }
        /* responsive grids */
        .grid-2 {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .grid-3 {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        @media (max-width: 768px) {
            .grid-2,
            .grid-3 {
                grid-template-columns: 1fr;
            }
        }
        @media (min-width: 769px) and (max-width: 1023px) {
            .grid-3 {
                grid-template-columns: 1fr 1fr;
            }
        }
        /* extra */
        .text-gold {
            color: var(--gold);
        }
        .bg-primary {
            background: var(--primary);
        }
        .border-gold {
            border-color: var(--gold);
        }
        .gap-8 {
            gap: 8px;
        }
        .gap-12 {
            gap: 12px;
        }
        .gap-16 {
            gap: 16px;
        }
        .gap-24 {
            gap: 24px;
        }
        .mt-8 {
            margin-top: 8px;
        }
        .mt-12 {
            margin-top: 12px;
        }
        .mt-16 {
            margin-top: 16px;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mt-32 {
            margin-top: 32px;
        }
        .mt-48 {
            margin-top: 48px;
        }
        .mb-8 {
            margin-bottom: 8px;
        }
        .mb-12 {
            margin-bottom: 12px;
        }
        .mb-16 {
            margin-bottom: 16px;
        }
        .mb-24 {
            margin-bottom: 24px;
        }
        .mb-32 {
            margin-bottom: 32px;
        }
        .mb-48 {
            margin-bottom: 48px;
        }
        .flex-center {
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .text-center {
            text-align: center;
        }
        .w-full {
            width: 100%;
        }