/* roulang page: index */
:root {
            --color-primary: #6D28D9;
            --color-primary-dark: #4C1D95;
            --color-accent: #BEF264;
            --color-bg: #FAFAF7;
            --color-surface: #FFFFFF;
            --color-text: #1E1B2E;
            --color-muted: #6E6B7A;
            --radius-card: 24px;
            --radius-btn: 9999px;
            --shadow-card: 0 4px 24px rgba(30, 27, 46, 0.06);
            --shadow-hover: 0 12px 36px rgba(109, 40, 217, 0.14);
            --transition-base: all .3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        input {
            font-family: inherit;
        }

        .container-site {
            max-width: 80rem;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 640px) {
            .container-site {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            height: 5rem;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.25);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 8px 30px rgba(30, 27, 46, 0.12);
            border-bottom-color: rgba(30, 27, 46, 0.06);
        }

        .site-header .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: #fff;
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .site-header.scrolled .logo {
            color: var(--color-text);
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.25rem;
            height: 2.25rem;
            background: linear-gradient(135deg, #6D28D9 0%, #BEF264 130%);
            border-radius: 0.75rem;
            font-size: 1rem;
            font-weight: 800;
            color: #fff;
            box-shadow: 0 4px 12px rgba(109, 40, 217, 0.3);
            flex-shrink: 0;
        }

        .nav-links {
            display: none;
            align-items: center;
            gap: 1.75rem;
        }

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

        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.9);
            padding: 0.5rem 0.25rem;
            transition: var(--transition-base);
        }

        .site-header.scrolled .nav-link {
            color: var(--color-text);
        }

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

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

        .nav-link.active {
            color: #fff;
            font-weight: 600;
        }

        .site-header.scrolled .nav-link.active {
            color: var(--color-primary);
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            bottom: -0.25rem;
            left: 0;
            width: 100%;
            height: 2px;
            background: var(--color-accent);
            border-radius: 2px;
        }

        .site-header.scrolled .nav-link.active::after {
            background: var(--color-primary);
        }

        .nav-cta {
            display: none;
            align-items: center;
            gap: 1rem;
        }

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

        .nav-search {
            position: relative;
            display: none;
            align-items: center;
        }

        @media (min-width: 1024px) {
            .nav-search {
                display: flex;
            }
        }

        .nav-search input {
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 9999px;
            padding: 0.5rem 1rem 0.5rem 2.25rem;
            font-size: 0.8125rem;
            color: #fff;
            outline: none;
            width: 11rem;
            transition: var(--transition-base);
        }

        .site-header.scrolled .nav-search input {
            background: rgba(30, 27, 46, 0.05);
            border-color: rgba(30, 27, 46, 0.12);
            color: var(--color-text);
        }

        .nav-search input::placeholder {
            color: rgba(255, 255, 255, 0.65);
        }

        .site-header.scrolled .nav-search input::placeholder {
            color: rgba(30, 27, 46, 0.4);
        }

        .nav-search input:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }

        .nav-search i {
            position: absolute;
            left: 0.875rem;
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.8125rem;
        }

        .site-header.scrolled .nav-search i {
            color: rgba(30, 27, 46, 0.4);
        }

        .btn-header {
            background: var(--color-accent);
            color: var(--color-text);
            font-weight: 600;
            font-size: 0.875rem;
            padding: 0.625rem 1.25rem;
            border-radius: 9999px;
            box-shadow: 0 4px 14px rgba(109, 40, 217, 0.25);
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-header:hover {
            background: #d9f99d;
            transform: scale(1.03);
            box-shadow: 0 6px 20px rgba(109, 40, 217, 0.35);
        }

        .btn-header:active {
            transform: scale(0.97);
            box-shadow: 0 2px 8px rgba(109, 40, 217, 0.25);
        }

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

        .mobile-menu-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 2.5rem;
            height: 2.5rem;
            color: #fff;
            border-radius: 0.5rem;
            transition: var(--transition-base);
        }

        .site-header.scrolled .mobile-menu-btn {
            color: var(--color-text);
        }

        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.15);
        }

        .site-header.scrolled .mobile-menu-btn:hover {
            background: rgba(30, 27, 46, 0.06);
        }

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

        .mobile-menu {
            position: fixed;
            top: 5rem;
            left: 0;
            right: 0;
            background: #fff;
            border-bottom: 1px solid rgba(30, 27, 46, 0.08);
            box-shadow: 0 8px 30px rgba(30, 27, 46, 0.12);
            padding: 1rem;
            display: none;
            flex-direction: column;
            gap: 0.5rem;
            z-index: 49;
        }

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

        .mobile-menu a {
            padding: 0.875rem 1rem;
            border-radius: 0.75rem;
            font-weight: 500;
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .mobile-menu a:hover {
            background: rgba(109, 40, 217, 0.06);
            color: var(--color-primary);
        }

        .mobile-menu a.active {
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-weight: 600;
        }

        .mobile-menu .btn-header {
            margin-top: 0.5rem;
            text-align: center;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            overflow: hidden;
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 50%, #BEF264 130%);
        }

        .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            opacity: 0.3;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.75) 0%, rgba(124, 58, 237, 0.55) 50%, rgba(190, 242, 100, 0.2) 100%);
        }

        .hero-glow {
            position: absolute;
            width: 42rem;
            height: 42rem;
            background: radial-gradient(circle at 70% 30%, rgba(190, 242, 100, 0.25), transparent 50%);
            top: 20%;
            right: 10%;
            pointer-events: none;
        }

        .hero-content {
            position: relative;
            z-index: 2;
            text-align: center;
            padding: 0 1.5rem;
            max-width: 56rem;
        }

        .hero h1 {
            font-size: clamp(2.5rem, 5vw, 4rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 1.25rem;
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
        }

        .hero h1 .highlight {
            color: var(--color-accent);
        }

        .hero-subtitle {
            font-size: 1.125rem;
            color: rgba(255, 255, 255, 0.92);
            margin-bottom: 2rem;
            line-height: 1.8;
            max-width: 40rem;
            margin-left: auto;
            margin-right: auto;
        }

        .hero-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            margin-bottom: 3rem;
        }

        .btn-download {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: var(--color-accent);
            color: var(--color-text);
            font-weight: 700;
            font-size: 1rem;
            padding: 0.875rem 2rem;
            border-radius: 9999px;
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.35);
            transition: var(--transition-base);
        }

        .btn-download:hover {
            background: #d9f99d;
            transform: scale(1.03);
            box-shadow: 0 12px 30px rgba(109, 40, 217, 0.45);
        }

        .btn-download:active {
            transform: scale(0.97);
            box-shadow: 0 4px 12px rgba(109, 40, 217, 0.3);
        }

        .btn-download:focus-visible {
            outline: 3px solid #fff;
            outline-offset: 2px;
        }

        .btn-feature {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.15);
            border: 1px solid rgba(255, 255, 255, 0.4);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.875rem 1.75rem;
            border-radius: 9999px;
            backdrop-filter: blur(8px);
            transition: var(--transition-base);
        }

        .btn-feature:hover {
            background: rgba(255, 255, 255, 0.25);
            border-color: rgba(255, 255, 255, 0.6);
            transform: scale(1.03);
        }

        .btn-feature:active {
            transform: scale(0.97);
        }

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

        .hero-stats {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 1.25rem;
        }

        .hero-stat {
            display: flex;
            flex-direction: column;
            align-items: center;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(10px);
            border-radius: 1.5rem;
            padding: 0.875rem 1.5rem;
            min-width: 6.5rem;
        }

        .hero-stat .num {
            font-size: 1.375rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.3;
        }

        .hero-stat .label {
            font-size: 0.75rem;
            color: rgba(255, 255, 255, 0.75);
            margin-top: 0.125rem;
        }

        /* ===== Section通用 ===== */
        .section {
            padding: 4.5rem 0;
        }

        .section-header {
            text-align: center;
            margin-bottom: 3rem;
        }

        .section-tag {
            display: inline-block;
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-size: 0.8125rem;
            font-weight: 600;
            padding: 0.375rem 1rem;
            border-radius: 9999px;
            margin-bottom: 1rem;
        }

        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-text);
            letter-spacing: -0.01em;
            line-height: 1.3;
        }

        .section-subtitle {
            color: var(--color-muted);
            font-size: 1rem;
            max-width: 40rem;
            margin: 1rem auto 0;
        }

        /* ===== 轮播 ===== */
        .carousel-section {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
        }

        .carousel-track {
            display: flex;
            gap: 1.5rem;
            overflow-x: auto;
            scroll-snap-type: x mandatory;
            -webkit-overflow-scrolling: touch;
            padding: 2rem 1.5rem;
        }

        .carousel-track::-webkit-scrollbar {
            display: none;
        }

        .carousel-card {
            flex: 0 0 16rem;
            scroll-snap-align: start;
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
        }

        @media (min-width: 640px) {
            .carousel-card {
                flex-basis: 20rem;
            }
        }

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

        .carousel-card .cover {
            aspect-ratio: 4/3;
            overflow: hidden;
        }

        .carousel-card .cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .5s ease;
        }

        .carousel-card:hover .cover img {
            transform: scale(1.04);
        }

        .carousel-card .info {
            padding: 1.25rem;
        }

        .carousel-card .info h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.375rem;
        }

        .carousel-card .info p {
            font-size: 0.875rem;
            color: var(--color-muted);
            line-height: 1.6;
        }

        .carousel-dots {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            padding: 1rem 0 1.5rem;
        }

        .carousel-dots .dot {
            width: 0.5rem;
            height: 0.5rem;
            border-radius: 9999px;
            background: #D1D5DB;
            transition: var(--transition-base);
        }

        .carousel-dots .dot.active {
            background: var(--color-accent);
            width: 1.5rem;
        }

        /* ===== 功能网格 ===== */
        .features-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        @media (min-width: 768px) {
            .features-grid {
                grid-template-columns: repeat(6, 1fr);
            }
        }

        .feature-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 2rem;
            transition: var(--transition-base);
        }

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

        .feature-card-large {
            grid-column: span 6;
        }

        @media (min-width: 768px) {
            .feature-card-large {
                grid-column: span 4;
            }
        }

        .feature-card-highlight {
            grid-column: span 6;
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 100%);
            color: #fff;
        }

        @media (min-width: 768px) {
            .feature-card-highlight {
                grid-column: span 2;
            }
        }

        .feature-card-highlight .card-title {
            color: #fff;
        }

        .feature-card-sm {
            grid-column: span 6;
            padding: 1.5rem;
        }

        @media (min-width: 768px) {
            .feature-card-sm {
                grid-column: span 3;
            }
        }

        .feature-card-sm .icon-wrap {
            width: 2.75rem;
            height: 2.75rem;
            border-radius: 0.875rem;
            background: rgba(109, 40, 217, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.125rem;
            color: var(--color-primary);
            margin-bottom: 1rem;
        }

        .feature-card .card-tag {
            font-size: 0.75rem;
            font-weight: 600;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            color: var(--color-primary);
        }

        .feature-card-highlight .card-tag {
            color: var(--color-accent);
        }

        .feature-card .card-title {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 0.5rem 0 0.75rem;
        }

        .feature-card .card-desc {
            font-size: 0.875rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        .feature-card-highlight .card-desc {
            color: rgba(255, 255, 255, 0.8);
        }

        .feature-card .stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            margin-top: 1.25rem;
        }

        .feature-card .stat-pill {
            background: rgba(109, 40, 217, 0.06);
            border-radius: 9999px;
            padding: 0.5rem 1rem;
            font-size: 0.8125rem;
            font-weight: 500;
            color: var(--color-primary);
        }

        .feature-card-highlight .stat-pill {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
        }

        .feature-list {
            margin-top: 1.25rem;
            display: flex;
            flex-direction: column;
            gap: 0.625rem;
        }

        .feature-list li {
            display: flex;
            align-items: center;
            gap: 0.625rem;
            font-size: 0.875rem;
            color: var(--color-text);
        }

        .feature-list li i {
            color: var(--color-accent);
            font-size: 0.75rem;
        }

        .feature-card-highlight .feature-list li {
            color: rgba(255, 255, 255, 0.9);
        }

        /* ===== 系统要求 ===== */
        .system-section {
            background: linear-gradient(180deg, var(--color-bg) 0%, #F3F0FF 100%);
        }

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

        @media (min-width: 768px) {
            .system-grid {
                grid-template-columns: 1fr 1fr;
                gap: 3rem;
            }
        }

        .device-cards {
            display: flex;
            flex-direction: column;
            gap: 1.25rem;
        }

        .device-card {
            display: flex;
            align-items: center;
            gap: 1.5rem;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.75rem 2rem;
            transition: var(--transition-base);
        }

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

        .device-card .icon {
            width: 3.5rem;
            height: 3.5rem;
            border-radius: 1rem;
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 100%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.5rem;
            flex-shrink: 0;
        }

        .device-card .name {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text);
        }

        .device-card .detail {
            font-size: 0.875rem;
            color: var(--color-muted);
        }

        .requirements-panel {
            background: rgba(255, 255, 255, 0.7);
            backdrop-filter: blur(10px);
            border-radius: var(--radius-card);
            padding: 2rem;
            box-shadow: var(--shadow-card);
        }

        .req-item {
            margin-bottom: 1.5rem;
        }

        .req-item:last-child {
            margin-bottom: 0;
        }

        .req-item .req-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-bottom: 0.5rem;
        }

        .req-item .req-name {
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-text);
        }

        .req-item .req-value {
            font-size: 0.875rem;
            font-weight: 600;
            color: var(--color-primary);
        }

        .req-bar {
            height: 0.5rem;
            background: rgba(30, 27, 46, 0.08);
            border-radius: 9999px;
            overflow: hidden;
        }

        .req-bar .fill {
            height: 100%;
            border-radius: 9999px;
            background: linear-gradient(90deg, #6D28D9 0%, #BEF264 130%);
        }

        .req-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            margin-top: 0.375rem;
        }

        .req-tag {
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-size: 0.8125rem;
            font-weight: 500;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
        }

        /* ===== 评价墙 ===== */
        .testimonials-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
            /* justify-items: center; */
        }

        @media (min-width: 768px) {
            .testimonials-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        .testimonial-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 1.75rem;
            transition: var(--transition-base);
        }

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

        .testimonial-card.featured {
            transform: scale(1.02);
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 50%, #BEF264 130%);
            padding: 2px;
            box-shadow: var(--shadow-hover);
        }

        .testimonial-card.featured:hover {
            transform: scale(1.04);
        }

        .testimonial-card.featured .inner {
            background: #fff;
            border-radius: calc(var(--radius-card) - 2px);
            padding: 1.75rem;
            height: 100%;
        }

        .testimonial-card .t-head {
            display: flex;
            align-items: center;
            gap: 0.875rem;
            margin-bottom: 1rem;
        }

        .testimonial-card .avatar {
            width: 2.75rem;
            height: 2.75rem;
            border-radius: 9999px;
            object-fit: cover;
        }

        .testimonial-card .t-name {
            font-weight: 600;
            font-size: 0.9375rem;
            color: var(--color-text);
        }

        .testimonial-card .t-platform {
            font-size: 0.75rem;
            color: var(--color-muted);
        }

        .testimonial-card .stars {
            color: #BEF264;
            font-size: 0.875rem;
            margin-bottom: 0.5rem;
            letter-spacing: 0.125em;
        }

        .testimonial-card .t-text {
            font-size: 0.875rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* ===== 资讯列表 ===== */
        .news-list {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .news-item {
            background: var(--color-surface);
            border-radius: 1rem;
            box-shadow: var(--shadow-card);
            padding: 1.25rem;
            display: flex;
            gap: 1.25rem;
            align-items: flex-start;
            transition: var(--transition-base);
        }

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

        .news-item .thumb {
            width: 96px;
            height: 96px;
            border-radius: 0.875rem;
            overflow: hidden;
            flex-shrink: 0;
            display: none;
        }

        @media (min-width: 480px) {
            .news-item .thumb {
                display: block;
            }
        }

        .news-item .thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

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

        .news-item .meta {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            margin-bottom: 0.375rem;
        }

        .news-item .cat-tag {
            display: inline-block;
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.75rem;
            border-radius: 9999px;
        }

        .news-item .date {
            font-size: 0.75rem;
            color: var(--color-muted);
        }

        .news-item h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 0.375rem;
            line-height: 1.4;
        }

        .news-item h3 a:hover {
            color: var(--color-primary);
        }

        .news-item .summary {
            font-size: 0.875rem;
            color: var(--color-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-item .read-more {
            display: inline-flex;
            align-items: center;
            gap: 0.25rem;
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--color-primary);
            margin-top: 0.5rem;
            transition: var(--transition-base);
        }

        .news-item .read-more:hover {
            gap: 0.5rem;
            color: var(--color-primary-dark);
        }

        .news-empty {
            background: rgba(30, 27, 46, 0.03);
            border-radius: var(--radius-card);
            padding: 3rem 2rem;
            text-align: center;
            color: var(--color-muted);
        }

        .news-empty i {
            font-size: 2rem;
            margin-bottom: 1rem;
            color: rgba(30, 27, 46, 0.15);
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 48rem;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid rgba(30, 27, 46, 0.08);
            border-radius: 1.25rem;
            overflow: hidden;
            transition: var(--transition-base);
        }

        .faq-item:hover {
            border-color: rgba(109, 40, 217, 0.2);
            box-shadow: var(--shadow-card);
        }

        .faq-item.open {
            border-color: rgba(109, 40, 217, 0.2);
            box-shadow: var(--shadow-card);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            padding: 1.25rem 1.5rem;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
            text-align: left;
            transition: var(--transition-base);
        }

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

        .faq-question:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: -3px;
        }

        .faq-question .icon {
            flex-shrink: 0;
            width: 1.75rem;
            height: 1.75rem;
            border-radius: 9999px;
            background: rgba(109, 40, 217, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: var(--transition-base);
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 20rem;
        }

        .faq-answer .inner {
            padding: 0 1.5rem 1.5rem;
            color: var(--color-muted);
            font-size: 0.9375rem;
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 3rem 0 5rem;
        }

        .cta-card {
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 50%, #BEF264 130%);
            border-radius: 2.5rem;
            padding: 4rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-card::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.12), transparent 60%);
            pointer-events: none;
        }

        .cta-card h2 {
            font-size: clamp(1.75rem, 3vw, 2.375rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
            position: relative;
        }

        .cta-card p {
            color: rgba(255, 255, 255, 0.85);
            font-size: 1rem;
            max-width: 36rem;
            margin: 0 auto 2rem;
            position: relative;
        }

        .cta-buttons {
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
            justify-content: center;
            position: relative;
        }

        .btn-cta-white {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: #fff;
            color: var(--color-primary);
            font-weight: 700;
            font-size: 1rem;
            padding: 0.875rem 2rem;
            border-radius: 9999px;
            transition: var(--transition-base);
        }

        .btn-cta-white:hover {
            transform: scale(1.03);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-cta-white:active {
            transform: scale(0.97);
        }

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

        .btn-cta-ghost {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, 0.5);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            padding: 0.875rem 1.75rem;
            border-radius: 9999px;
            transition: var(--transition-base);
        }

        .btn-cta-ghost:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.8);
            transform: scale(1.03);
        }

        .btn-cta-ghost:active {
            transform: scale(0.97);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #17143A;
            color: rgba(255, 255, 255, 0.75);
            padding-top: 4rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            padding-bottom: 3rem;
        }

        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr;
            }
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-weight: 700;
            font-size: 1.25rem;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-logo .logo-icon {
            background: linear-gradient(135deg, #6D28D9 0%, #BEF264 130%);
        }

        .footer-desc {
            font-size: 0.875rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 20rem;
        }

        .footer-heading {
            font-size: 0.8125rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 1rem;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.625rem;
        }

        .footer-links a {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            transition: var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--color-accent);
            padding-left: 0.25rem;
        }

        .footer-social {
            display: flex;
            gap: 0.75rem;
            margin-top: 1rem;
        }

        .footer-social a {
            width: 2.25rem;
            height: 2.25rem;
            border-radius: 0.75rem;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.875rem;
            transition: var(--transition-base);
        }

        .footer-social a:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .footer-contact {
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.55);
            line-height: 1.8;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 1.5rem 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 0.5rem;
        }

        .footer-bottom .copyright {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.4);
        }

        .footer-bottom .domain {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.4);
        }

        /* ===== 屏幕阅读器 ===== */
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border-width: 0;
        }

        /* ===== 焦点样式 ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }

        /* ===== 响应式微调 ===== */
        @media (max-width: 640px) {
            .section {
                padding: 3rem 0;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .feature-card {
                padding: 1.5rem;
            }
            .cta-card {
                padding: 2.5rem 1.5rem;
                border-radius: 1.75rem;
            }
            .testimonial-card.featured {
                transform: none;
            }
            .testimonial-card.featured:hover {
                transform: translateY(-4px);
            }
        }

/* roulang page: article */
:root {
            --color-primary: #6D28D9;
            --color-primary-dark: #4C1D95;
            --color-accent: #BEF264;
            --color-bg: #FAFAF7;
            --color-surface: #FFFFFF;
            --color-text: #1E1B2E;
            --color-muted: #6E6B7A;
            --radius-card: 24px;
            --radius-btn: 999px;
            --shadow-card: 0 4px 24px rgba(30, 27, 46, 0.06);
            --shadow-hover: 0 12px 36px rgba(109, 40, 217, 0.14);
        }
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: all .3s ease;
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        input, textarea {
            font-family: inherit;
        }
        .container-site {
            max-width: 80rem;
            margin: 0 auto;
            padding: 0 1rem;
        }
        @media (min-width: 640px) {
            .container-site {
                padding: 0 1.5rem;
            }
        }
        @media (min-width: 1024px) {
            .container-site {
                padding: 0 2rem;
            }
        }
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            transition: all .3s ease;
            background: rgba(255,255,255,.12);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255,255,255,.25);
            box-shadow: 0 4px 20px rgba(0,0,0,.08);
        }
        .site-header.scrolled {
            background: rgba(255,255,255,.95);
            box-shadow: 0 8px 30px rgba(30,27,46,.12);
            border-bottom-color: transparent;
        }
        .site-header .container-site {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 80px;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            transition: color .3s ease;
            white-space: nowrap;
        }
        .site-header.scrolled .logo {
            color: var(--color-text);
        }
        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #6D28D9, #BEF264);
            border-radius: 12px;
            color: #fff;
            font-size: 1.125rem;
        }
        .nav-links {
            display: none;
            align-items: center;
            gap: 8px;
        }
        .nav-link {
            padding: 8px 16px;
            border-radius: 999px;
            font-size: .925rem;
            font-weight: 500;
            color: rgba(255,255,255,.92);
            transition: all .3s ease;
            position: relative;
        }
        .site-header.scrolled .nav-link {
            color: var(--color-text);
        }
        .nav-link:hover {
            color: var(--color-accent);
        }
        .site-header.scrolled .nav-link:hover {
            color: var(--color-primary);
        }
        .nav-link.active {
            background: rgba(190,242,100,.2);
            color: #fff;
        }
        .site-header.scrolled .nav-link.active {
            background: rgba(109,40,217,.08);
            color: var(--color-primary);
        }
        .nav-cta {
            display: none;
            align-items: center;
            gap: 16px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255,255,255,.15);
            border: 1px solid rgba(255,255,255,.25);
            border-radius: 999px;
            padding: 8px 16px;
            transition: all .3s ease;
        }
        .site-header.scrolled .nav-search {
            background: rgba(109,40,217,.06);
            border-color: rgba(109,40,217,.15);
        }
        .nav-search i {
            color: rgba(255,255,255,.8);
            font-size: .875rem;
        }
        .site-header.scrolled .nav-search i {
            color: var(--color-muted);
        }
        .nav-search input {
            background: transparent;
            border: none;
            outline: none;
            color: #fff;
            font-size: .875rem;
            width: 110px;
        }
        .site-header.scrolled .nav-search input {
            color: var(--color-text);
        }
        .nav-search input::placeholder {
            color: rgba(255,255,255,.6);
        }
        .site-header.scrolled .nav-search input::placeholder {
            color: var(--color-muted);
        }
        .btn-header {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #6D28D9, #4C1D95);
            color: #fff;
            padding: 10px 24px;
            border-radius: 999px;
            font-weight: 600;
            font-size: .875rem;
            box-shadow: 0 8px 24px rgba(109,40,217,.25);
            transition: all .3s ease;
            white-space: nowrap;
        }
        .btn-header:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(109,40,217,.35);
            color: #fff;
        }
        .btn-header:active {
            transform: scale(.97);
            box-shadow: 0 4px 12px rgba(109,40,217,.2);
        }
        .btn-header:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .mobile-menu-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            color: #fff;
            font-size: 1.25rem;
            background: rgba(255,255,255,.12);
            border: 1px solid rgba(255,255,255,.2);
            transition: all .3s ease;
        }
        .site-header.scrolled .mobile-menu-btn {
            color: var(--color-text);
            background: rgba(109,40,217,.06);
            border-color: rgba(109,40,217,.15);
        }
        .mobile-menu {
            display: none;
            position: fixed;
            top: 80px;
            left: 0;
            right: 0;
            background: #fff;
            box-shadow: 0 20px 40px rgba(30,27,46,.15);
            border-radius: 0 0 24px 24px;
            padding: 24px;
            z-index: 99;
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-menu a {
            display: block;
            padding: 12px 16px;
            border-radius: 12px;
            font-size: 1rem;
            font-weight: 500;
            color: var(--color-text);
        }
        .mobile-menu a:hover {
            background: rgba(109,40,217,.05);
            color: var(--color-primary);
        }
        .mobile-menu a.active {
            background: rgba(109,40,217,.08);
            color: var(--color-primary);
        }
        .mobile-menu .btn-header {
            margin-top: 16px;
            width: 100%;
        }
        @media (min-width: 1024px) {
            .nav-links {
                display: flex;
            }
            .nav-cta {
                display: flex;
            }
            .mobile-menu-btn {
                display: none;
            }
        }
        .article-banner {
            position: relative;
            padding: 140px 0 72px;
            background-image: linear-gradient(135deg, rgba(109,40,217,.92), rgba(124,58,237,.82), rgba(190,242,100,.12)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            color: #fff;
        }
        .article-banner .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: .925rem;
            margin-bottom: 24px;
            color: rgba(255,255,255,.75);
            flex-wrap: wrap;
        }
        .article-banner .breadcrumb a {
            color: rgba(255,255,255,.75);
            transition: color .3s ease;
        }
        .article-banner .breadcrumb a:hover {
            color: var(--color-accent);
        }
        .article-banner .breadcrumb .breadcrumb-sep {
            color: rgba(255,255,255,.4);
        }
        .article-banner .breadcrumb .current {
            color: var(--color-accent);
            font-weight: 600;
            max-width: 260px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .article-title {
            font-size: clamp(1.75rem, 4vw, 2.75rem);
            font-weight: 800;
            line-height: 1.3;
            letter-spacing: -.02em;
            margin-bottom: 24px;
            max-width: 860px;
        }
        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            font-size: .875rem;
            color: rgba(255,255,255,.8);
        }
        .meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(255,255,255,.12);
            border: 1px solid rgba(255,255,255,.18);
            border-radius: 999px;
            padding: 4px 14px;
            backdrop-filter: blur(4px);
        }
        .article-body {
            padding: 64px 0 32px;
        }
        .article-body-inner {
            max-width: 800px;
            margin: 0 auto;
        }
        .article-content p {
            font-size: 1.125rem;
            line-height: 2;
            color: var(--color-text);
            margin-bottom: 28px;
        }
        .article-content h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-text);
            margin: 36px 0 16px;
            padding-left: 16px;
            border-left: 4px solid var(--color-primary);
        }
        .article-content h3 {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--color-text);
            margin: 28px 0 12px;
        }
        .article-content ul,
        .article-content ol {
            margin-bottom: 28px;
            padding-left: 24px;
        }
        .article-content li {
            font-size: 1.125rem;
            line-height: 1.9;
            color: var(--color-text);
            margin-bottom: 8px;
        }
        .article-content a {
            color: var(--color-primary);
            font-weight: 500;
            border-bottom: 1px solid rgba(109,40,217,.3);
        }
        .article-content a:hover {
            color: var(--color-primary-dark);
            border-bottom-color: var(--color-primary-dark);
        }
        .article-content img {
            border-radius: 16px;
            margin: 32px 0;
            box-shadow: var(--shadow-card);
        }
        .article-content blockquote {
            border-left: 4px solid var(--color-accent);
            background: rgba(190,242,100,.12);
            padding: 16px 20px;
            border-radius: 0 12px 12px 0;
            margin: 24px 0;
            font-style: italic;
            color: var(--color-muted);
        }
        .article-content code {
            background: rgba(109,40,217,.06);
            color: var(--color-primary);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: .9em;
        }
        .not-found {
            text-align: center;
            padding: 80px 24px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            margin: 32px 0;
        }
        .not-found i {
            font-size: 3rem;
            color: var(--color-muted);
            margin-bottom: 16px;
        }
        .not-found p {
            font-size: 1.25rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 16px;
        }
        .not-found a {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: linear-gradient(135deg, #6D28D9, #4C1D95);
            color: #fff;
            padding: 10px 28px;
            border-radius: 999px;
            font-weight: 500;
            transition: all .3s ease;
            box-shadow: 0 8px 24px rgba(109,40,217,.25);
        }
        .not-found a:hover {
            transform: translateY(-2px);
            box-shadow: 0 12px 30px rgba(109,40,217,.35);
        }
        .article-tags {
            padding: 24px 0 48px;
        }
        .article-tags-inner {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 20px 24px;
            box-shadow: var(--shadow-card);
        }
        .article-tag-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .article-tag {
            display: inline-block;
            background: rgba(109,40,217,.06);
            color: var(--color-primary);
            font-size: .8rem;
            font-weight: 500;
            padding: 4px 14px;
            border-radius: 999px;
            transition: all .3s ease;
        }
        .article-tag:hover {
            background: rgba(109,40,217,.12);
            color: var(--color-primary-dark);
        }
        .share-btns {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .share-btns span {
            font-size: .8125rem;
            color: var(--color-muted);
            margin-right: 4px;
        }
        .share-btn {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(109,40,217,.06);
            color: var(--color-primary);
            font-size: .875rem;
            transition: all .3s ease;
        }
        .share-btn:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .share-btn:active {
            transform: scale(.92);
        }
        .share-btn:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .related-section {
            padding: 48px 0 64px;
            background: linear-gradient(180deg, transparent 0%, rgba(109,40,217,.04) 100%);
        }
        .related-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 32px;
        }
        .related-head h2 {
            font-size: 1.875rem;
            font-weight: 700;
            color: var(--color-text);
            position: relative;
            padding-left: 20px;
        }
        .related-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 28px;
            background: linear-gradient(180deg, var(--color-primary), var(--color-accent));
            border-radius: 999px;
        }
        .related-subtitle {
            font-size: .85rem;
            color: var(--color-muted);
        }
        .related-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
        }
        @media (min-width: 768px) {
            .related-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }
        .related-card {
            display: flex;
            align-items: flex-start;
            gap: 14px;
            padding: 16px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
        }
        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .related-card:active {
            transform: scale(.98);
        }
        .related-card:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .related-thumb {
            width: 88px;
            height: 88px;
            flex-shrink: 0;
            border-radius: 14px;
            overflow: hidden;
        }
        .related-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .related-card:hover .related-thumb img {
            transform: scale(1.05);
        }
        .related-info {
            flex: 1;
            min-width: 0;
        }
        .related-tag {
            display: inline-block;
            background: rgba(109,40,217,.08);
            color: var(--color-primary);
            font-size: .75rem;
            padding: 2px 10px;
            border-radius: 999px;
            margin-bottom: 6px;
        }
        .related-title {
            font-size: .95rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text);
            margin-bottom: 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .related-card:hover .related-title {
            color: var(--color-primary);
        }
        .related-desc {
            font-size: .8125rem;
            color: var(--color-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 6px;
        }
        .related-date {
            font-size: .75rem;
            color: var(--color-muted);
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .back-entry {
            padding: 32px 0 64px;
        }
        .back-entry-inner {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            justify-content: center;
            align-items: center;
        }
        .back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-surface);
            color: var(--color-text);
            padding: 10px 24px;
            border-radius: 999px;
            font-weight: 500;
            font-size: .9rem;
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
            border: 1px solid rgba(30,27,46,.08);
        }
        .back-link:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .back-link:active {
            transform: scale(.97);
        }
        .back-link:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .site-footer {
            background: #17143A;
            color: rgba(255,255,255,.8);
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
                gap: 24px;
            }
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-desc {
            font-size: .9rem;
            color: rgba(255,255,255,.6);
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 12px;
        }
        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: rgba(255,255,255,.08);
            color: rgba(255,255,255,.7);
            font-size: 1rem;
            transition: all .3s ease;
            border: 1px solid rgba(255,255,255,.06);
        }
        .footer-social a:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .footer-social a:active {
            transform: scale(.92);
        }
        .footer-social a:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }
        .footer-heading {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255,255,255,.6);
            font-size: .875rem;
            transition: all .3s ease;
        }
        .footer-links a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-contact p {
            color: rgba(255,255,255,.6);
            font-size: .875rem;
            display: flex;
            align-items: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,.08);
            padding: 20px 0;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            background: linear-gradient(135deg, rgba(109,40,217,.3), rgba(190,242,100,.06));
        }
        .copyright {
            font-size: .8125rem;
            color: rgba(255,255,255,.5);
        }
        .domain {
            font-size: .8125rem;
            color: rgba(255,255,255,.4);
            letter-spacing: .05em;
        }
        @media (min-width: 640px) {
            .article-tags {
                padding: 32px 0 56px;
            }
            .related-section {
                padding: 56px 0 72px;
            }
        }

/* roulang page: category1 */
:root {
            --color-primary: #6D28D9;
            --color-primary-dark: #4C1D95;
            --color-accent: #BEF264;
            --color-bg: #FAFAF7;
            --color-surface: #FFFFFF;
            --color-text: #1E1B2E;
            --color-muted: #6E6B7A;
            --radius-card: 24px;
            --radius-btn: 999px;
            --shadow-card: 0 4px 24px rgba(30, 27, 46, 0.06);
            --shadow-hover: 0 12px 36px rgba(109, 40, 217, 0.14);
            --transition: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

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

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

        input {
            font-family: inherit;
        }

        .container-site {
            max-width: 80rem;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 640px) {
            .container-site {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        [id] {
            scroll-margin-top: 5.5rem;
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.25);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 8px 30px rgba(30, 27, 46, 0.12);
            border-bottom-color: transparent;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            transition: var(--transition);
            white-space: nowrap;
        }

        .scrolled .logo {
            color: var(--color-text);
        }

        .logo-icon {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 2.25rem;
            height: 2.25rem;
            background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
            color: var(--color-primary-dark);
            border-radius: 0.75rem;
            font-size: 1rem;
            flex-shrink: 0;
        }

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

        .nav-link {
            position: relative;
            font-size: 0.9375rem;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.92);
            padding: 0.5rem 0;
            transition: var(--transition);
        }

        .scrolled .nav-link {
            color: var(--color-text);
        }

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

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

        .nav-link.active {
            color: var(--color-accent);
            font-weight: 600;
        }

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

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0;
            right: 0;
            bottom: -2px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 999px;
        }

        .scrolled .nav-link.active::after {
            background: var(--color-primary);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 1rem;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.3);
            border-radius: 999px;
            padding: 0.375rem 0.875rem;
            color: rgba(255, 255, 255, 0.85);
            transition: var(--transition);
        }

        .scrolled .nav-search {
            background: rgba(30, 27, 46, 0.05);
            border-color: rgba(30, 27, 46, 0.1);
            color: var(--color-muted);
        }

        .nav-search input {
            background: transparent;
            border: none;
            outline: none;
            color: inherit;
            font-size: 0.875rem;
            width: 8.5rem;
        }

        .nav-search input::placeholder {
            color: currentColor;
            opacity: 0.7;
        }

        .btn-header {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.625rem 1.375rem;
            background: var(--color-accent);
            color: var(--color-primary-dark);
            font-size: 0.9375rem;
            font-weight: 600;
            border-radius: 999px;
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.25);
            transition: var(--transition);
        }

        .btn-header:hover {
            background: #d9f99d;
            transform: scale(1.02);
            box-shadow: 0 12px 28px rgba(109, 40, 217, 0.3);
        }

        .btn-header:active {
            transform: scale(0.97);
        }

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

        .mobile-menu-btn {
            display: none;
            width: 2.5rem;
            height: 2.5rem;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.25rem;
            border-radius: 0.75rem;
            border: 1px solid rgba(255, 255, 255, 0.3);
            transition: var(--transition);
        }

        .scrolled .mobile-menu-btn {
            color: var(--color-text);
            border-color: rgba(30, 27, 46, 0.15);
        }

        @media (max-width: 1024px) {
            .nav-links,
            .nav-cta {
                display: none;
            }
            .mobile-menu-btn {
                display: inline-flex;
            }
            .site-header.menu-open {
                background: rgba(255, 255, 255, 0.98);
            }
            .site-header.menu-open nav {
                flex-direction: column;
                height: auto;
                padding: 1rem 1.25rem;
                align-items: stretch;
                gap: 0;
            }
            .site-header.menu-open .logo {
                color: var(--color-text);
            }
            .site-header.menu-open .mobile-menu-btn {
                color: var(--color-text);
            }
            .site-header.menu-open .nav-links {
                display: flex;
                flex-direction: column;
                gap: 0;
                margin-top: 1rem;
                border-top: 1px solid rgba(30, 27, 46, 0.08);
                padding-top: 0.5rem;
            }
            .site-header.menu-open .nav-link {
                display: block;
                padding: 0.875rem 0;
                color: var(--color-text);
                font-size: 1rem;
                border-bottom: 1px solid rgba(30, 27, 46, 0.06);
            }
            .site-header.menu-open .nav-link.active {
                color: var(--color-primary);
            }
            .site-header.menu-open .nav-link.active::after {
                display: none;
            }
            .site-header.menu-open .nav-cta {
                display: flex;
                flex-direction: column;
                gap: 0.875rem;
                margin-top: 1rem;
            }
            .site-header.menu-open .nav-search {
                background: rgba(30, 27, 46, 0.05);
                border-color: rgba(30, 27, 46, 0.1);
                color: var(--color-muted);
            }
            .site-header.menu-open .btn-header {
                width: 100%;
            }
        }

        /* Page Hero */
        .page-hero {
            position: relative;
            min-height: 70vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-size: cover;
            background-position: center;
            padding: 8rem 0 4rem;
            overflow: hidden;
        }

        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(76, 29, 149, 0.72) 0%, rgba(124, 58, 237, 0.55) 50%, rgba(190, 242, 100, 0.22) 130%);
            z-index: 1;
        }

        .page-hero .container-site {
            position: relative;
            z-index: 2;
            text-align: center;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.375rem 1.125rem;
            background: rgba(190, 242, 100, 0.18);
            border: 1px solid rgba(190, 242, 100, 0.4);
            color: #fff;
            border-radius: 999px;
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 1.25rem;
            backdrop-filter: blur(6px);
        }

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

        .breadcrumb {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            color: rgba(255, 255, 255, 0.85);
            font-size: 0.875rem;
            margin-bottom: 1.25rem;
        }

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

        .breadcrumb .sep {
            opacity: 0.6;
        }

        .page-hero h1 {
            font-size: clamp(2.5rem, 5vw, 3.5rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            color: #fff;
            line-height: 1.2;
            margin-bottom: 1rem;
        }

        .page-hero .hero-subtitle {
            font-size: 1.125rem;
            color: rgba(255, 255, 255, 0.9);
            max-width: 42rem;
            margin: 0 auto 2rem;
            line-height: 1.7;
        }

        .hero-actions {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 2.5rem;
        }

        .btn-primary,
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.875rem 2rem;
            font-size: 0.9375rem;
            font-weight: 600;
            border-radius: 999px;
            transition: var(--transition);
            gap: 0.5rem;
        }

        .btn-primary {
            background: var(--color-accent);
            color: var(--color-primary-dark);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.28);
        }

        .btn-primary:hover {
            background: #d9f99d;
            transform: scale(1.02);
            box-shadow: 0 12px 32px rgba(109, 40, 217, 0.35);
        }

        .btn-primary:active {
            transform: scale(0.97);
        }

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

        .btn-ghost {
            border: 2px solid rgba(255, 255, 255, 0.75);
            color: #fff;
            background: transparent;
        }

        .btn-ghost:hover {
            background: rgba(255, 255, 255, 0.12);
            border-color: #fff;
        }

        .btn-ghost:active {
            transform: scale(0.97);
        }

        .hero-stats {
            display: flex;
            gap: 1.25rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .stat-item {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 1rem 2rem;
            background: rgba(255, 255, 255, 0.14);
            border-radius: var(--radius-card);
            border: 1px solid rgba(255, 255, 255, 0.22);
            backdrop-filter: blur(8px);
        }

        .stat-item span {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--color-accent);
            line-height: 1.2;
        }

        .stat-item em {
            font-style: normal;
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.85);
            margin-top: 0.25rem;
        }

        /* Anchor Nav */
        .anchor-nav-wrap {
            background: var(--color-surface);
            border-bottom: 1px solid rgba(30, 27, 46, 0.06);
            position: sticky;
            top: 5rem;
            z-index: 40;
            box-shadow: 0 4px 16px rgba(30, 27, 46, 0.04);
        }

        .anchor-nav {
            display: flex;
            gap: 0.5rem;
            overflow-x: auto;
            padding: 0.875rem 0;
            scrollbar-width: none;
        }

        .anchor-nav::-webkit-scrollbar {
            display: none;
        }

        .anchor-item {
            display: inline-flex;
            padding: 0.5rem 1.25rem;
            border-radius: 999px;
            font-size: 0.875rem;
            font-weight: 500;
            color: var(--color-muted);
            background: var(--color-bg);
            border: 1px solid rgba(30, 27, 46, 0.06);
            white-space: nowrap;
            transition: var(--transition);
        }

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

        .anchor-item.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 4px 16px rgba(109, 40, 217, 0.3);
        }

        /* Guide Cards */
        .guide-list-section {
            padding: 4rem 0;
        }

        .section-head {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            letter-spacing: -0.01em;
        }

        .section-desc {
            color: var(--color-muted);
            font-size: 0.9375rem;
        }

        .guide-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        @media (min-width: 768px) and (max-width: 1023px) {
            .guide-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .guide-card-lg {
                grid-column: span 2;
            }
        }

        @media (min-width: 1024px) {
            .guide-grid {
                grid-template-columns: repeat(5, 1fr);
            }
            .guide-card-lg {
                grid-column: span 3;
            }
            .guide-card-sm {
                grid-column: span 2;
            }
        }

        .guide-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
            display: flex;
            flex-direction: column;
        }

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

        .guide-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .guide-card-lg img {
            height: 260px;
        }

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

        .guide-card-body {
            padding: 1.5rem;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .guide-tag {
            align-self: flex-start;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 0.25rem 0.75rem;
            border-radius: 999px;
            background: rgba(190, 242, 100, 0.3);
            color: var(--color-primary-dark);
            margin-bottom: 0.75rem;
        }

        .guide-card h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
            line-height: 1.5;
        }

        .guide-card h3 a:hover {
            color: var(--color-primary);
        }

        .guide-card p {
            font-size: 0.9375rem;
            color: var(--color-muted);
            line-height: 1.7;
        }

        .guide-meta {
            display: flex;
            align-items: center;
            gap: 1rem;
            margin-top: auto;
            padding-top: 1rem;
            font-size: 0.8125rem;
            color: var(--color-muted);
        }

        .guide-meta i {
            font-size: 0.75rem;
            color: var(--color-primary);
        }

        .guide-meta span {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
        }

        /* Content Split */
        .content-split {
            padding: 4rem 0;
            background: var(--color-surface);
        }

        .main-content h2 {
            font-size: 1.75rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
        }

        .main-content .content-desc {
            color: var(--color-muted);
            margin-bottom: 1.5rem;
            font-size: 0.9375rem;
        }

        .topic-item {
            display: flex;
            gap: 1.25rem;
            padding: 1.5rem;
            background: var(--color-bg);
            border-radius: 1.5rem;
            margin-bottom: 1rem;
            transition: var(--transition);
            border: 1px solid rgba(30, 27, 46, 0.04);
        }

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

        .topic-item img {
            width: 120px;
            height: 120px;
            object-fit: cover;
            border-radius: 1rem;
            flex-shrink: 0;
        }

        .topic-item h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: 0.375rem;
        }

        .topic-item h3 a:hover {
            color: var(--color-primary);
        }

        .topic-item p {
            font-size: 0.875rem;
            color: var(--color-muted);
            line-height: 1.65;
            margin-bottom: 0.75rem;
        }

        .topic-link {
            display: inline-flex;
            align-items: center;
            gap: 0.375rem;
            font-size: 0.8125rem;
            font-weight: 600;
            color: var(--color-primary);
        }

        .topic-link:hover i {
            transform: translateX(4px);
        }

        .topic-link i {
            transition: transform 0.3s ease;
        }

        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }

        .sidebar-card {
            background: var(--color-bg);
            border-radius: var(--radius-card);
            padding: 1.5rem;
            border: 1px solid rgba(30, 27, 46, 0.06);
        }

        .sidebar-card h3 {
            font-size: 1.0625rem;
            font-weight: 600;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }

        .sidebar-card h3 i {
            color: var(--color-primary);
        }

        .sidebar-links {
            display: flex;
            flex-direction: column;
            gap: 0.625rem;
        }

        .sidebar-link {
            display: flex;
            align-items: center;
            gap: 0.75rem;
            padding: 0.75rem;
            background: var(--color-surface);
            border-radius: 1rem;
            font-size: 0.875rem;
            transition: var(--transition);
        }

        .sidebar-link:hover {
            color: var(--color-primary);
            box-shadow: var(--shadow-card);
            transform: translateX(2px);
        }

        .sidebar-link i {
            color: var(--color-primary);
            font-size: 0.875rem;
            width: 1.5rem;
            text-align: center;
        }

        .sidebar-tag-row {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }

        .sidebar-tag {
            display: inline-flex;
            padding: 0.375rem 0.875rem;
            background: var(--color-surface);
            border-radius: 999px;
            font-size: 0.8125rem;
            color: var(--color-muted);
            border: 1px solid rgba(30, 27, 46, 0.06);
            transition: var(--transition);
        }

        .sidebar-tag:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
        }

        /* Steps */
        .steps-section {
            padding: 4rem 0;
        }

        .steps-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 1.5rem;
        }

        @media (min-width: 640px) {
            .steps-grid {
                grid-template-columns: repeat(3, 1fr);
            }
        }

        .step-item {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 2rem;
            box-shadow: var(--shadow-card);
            position: relative;
            transition: var(--transition);
        }

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

        .step-num {
            font-size: 2.75rem;
            font-weight: 800;
            color: var(--color-primary);
            opacity: 0.14;
            position: absolute;
            top: 1.25rem;
            right: 1.5rem;
            line-height: 1;
        }

        .step-item i.step-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 2.75rem;
            height: 2.75rem;
            background: linear-gradient(135deg, var(--color-primary), #7C3AED);
            color: #fff;
            border-radius: 1rem;
            font-size: 1.125rem;
            margin-bottom: 1rem;
        }

        .step-item h3 {
            font-size: 1.125rem;
            font-weight: 600;
            margin-bottom: 0.5rem;
        }

        .step-item p {
            font-size: 0.875rem;
            color: var(--color-muted);
        }

        /* FAQ */
        .faq-section {
            padding: 4rem 0;
            background: var(--color-surface);
        }

        .faq-list {
            max-width: 48rem;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-surface);
            border: 1px solid rgba(30, 27, 46, 0.08);
            border-radius: 1.25rem;
            margin-bottom: 1rem;
            overflow: hidden;
            box-shadow: 0 2px 8px rgba(30, 27, 46, 0.03);
            transition: box-shadow 0.3s ease;
        }

        .faq-item.active {
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.08);
            border-color: rgba(109, 40, 217, 0.18);
        }

        .faq-question {
            display: flex;
            justify-content: space-between;
            align-items: center;
            width: 100%;
            padding: 1.25rem 1.5rem;
            font-size: 1rem;
            font-weight: 500;
            text-align: left;
            color: var(--color-text);
            transition: var(--transition);
        }

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

        .faq-question:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: -2px;
            border-radius: 1.25rem;
        }

        .faq-question .icon {
            font-size: 1.125rem;
            color: var(--color-primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            margin-left: 1rem;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-answer p {
            padding: 0 1.5rem 1.25rem;
            color: var(--color-muted);
            font-size: 0.9375rem;
            line-height: 1.7;
        }

        /* CTA */
        .cta-section {
            padding: 4rem 0;
        }

        .cta-card {
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 50%, #BEF264 130%);
            border-radius: 2.5rem;
            padding: 3.5rem 2rem;
            text-align: center;
            position: relative;
            overflow: hidden;
            box-shadow: 0 16px 48px rgba(109, 40, 217, 0.25);
        }

        .cta-card::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 75% 20%, rgba(255, 255, 255, 0.15), transparent 45%);
            pointer-events: none;
        }

        .cta-card .container-inner {
            position: relative;
            z-index: 1;
        }

        .cta-card h2 {
            font-size: clamp(1.5rem, 3vw, 2.25rem);
            font-weight: 700;
            color: #fff;
            margin-bottom: 0.75rem;
        }

        .cta-card p {
            color: rgba(255, 255, 255, 0.9);
            margin-bottom: 2rem;
            font-size: 1rem;
        }

        .cta-buttons {
            display: flex;
            gap: 1rem;
            justify-content: center;
            flex-wrap: wrap;
        }

        .btn-white,
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 0.875rem 2.25rem;
            font-weight: 600;
            border-radius: 999px;
            transition: var(--transition);
            gap: 0.5rem;
        }

        .btn-white {
            background: #fff;
            color: var(--color-primary-dark);
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
        }

        .btn-white:hover {
            transform: scale(1.02);
            box-shadow: 0 12px 32px rgba(0, 0, 0, 0.22);
            background: #f5f3ff;
        }

        .btn-white:active {
            transform: scale(0.97);
        }

        .btn-outline {
            border: 2px solid rgba(255, 255, 255, 0.7);
            color: #fff;
            background: transparent;
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.14);
            border-color: #fff;
        }

        .btn-outline:active {
            transform: scale(0.97);
        }

        /* Footer */
        .site-footer {
            background: #17143A;
            color: rgba(255, 255, 255, 0.8);
            padding: 4rem 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 2.5rem;
            padding-bottom: 3rem;
        }

        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.5fr 1fr 1fr;
            }
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-logo .logo-icon {
            background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
            color: var(--color-primary-dark);
        }

        .footer-desc {
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.65);
            line-height: 1.7;
            max-width: 20rem;
        }

        .footer-social {
            display: flex;
            gap: 0.75rem;
            margin-top: 1.5rem;
        }

        .footer-social a {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 2.5rem;
            height: 2.5rem;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.08);
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary-dark);
            transform: translateY(-2px);
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 600;
            color: #fff;
            margin-bottom: 1rem;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 0.625rem;
        }

        .footer-links a {
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.65);
            transition: var(--transition);
        }

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

        .footer-contact p {
            display: flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 0.9375rem;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 0.75rem;
        }

        .footer-contact i {
            color: var(--color-accent);
            width: 1rem;
            text-align: center;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 1.5rem 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.5);
        }

        @media (max-width: 640px) {
            .page-hero {
                min-height: auto;
                padding: 6.5rem 0 3rem;
            }
            .page-hero h1 {
                font-size: 2.25rem;
            }
            .hero-stats {
                gap: 0.75rem;
            }
            .stat-item {
                padding: 0.75rem 1.25rem;
            }
            .stat-item span {
                font-size: 1.125rem;
            }
            .hero-actions {
                flex-direction: column;
                align-items: center;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-ghost {
                width: 100%;
            }
            .topic-item {
                flex-direction: column;
            }
            .topic-item img {
                width: 100%;
                height: auto;
            }
            .cta-card {
                padding: 2.5rem 1.25rem;
                border-radius: 2rem;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .cta-buttons .btn-white,
            .cta-buttons .btn-outline {
                width: 100%;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #6D28D9;
            --color-primary-dark: #4C1D95;
            --color-accent: #BEF264;
            --color-bg: #FAFAF7;
            --color-surface: #FFFFFF;
            --color-text: #1E1B2E;
            --color-muted: #6E6B7A;
            --radius-card: 24px;
            --radius-btn: 999px;
            --shadow-card: 0 4px 24px rgba(30, 27, 46, 0.06);
            --shadow-hover: 0 12px 36px rgba(109, 40, 217, 0.14);
            --transition: all 0.3s ease;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background-color: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: var(--transition);
        }
        img {
            max-width: 100%;
            display: block;
            object-fit: cover;
        }
        button {
            border: none;
            background: none;
            cursor: pointer;
            font-family: inherit;
        }
        ul {
            list-style: none;
        }

        /* ===== 容器 ===== */
        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.25);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition);
        }
        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 8px 30px rgba(30, 27, 46, 0.12);
            border-bottom-color: rgba(30, 27, 46, 0.05);
        }
        .site-header .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.5px;
            transition: var(--transition);
        }
        .site-header.scrolled .logo {
            color: var(--color-text);
        }
        .logo-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: linear-gradient(135deg, #6D28D9 0%, #BEF264 130%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 18px;
            flex-shrink: 0;
            box-shadow: 0 4px 14px rgba(109, 40, 217, 0.3);
        }
        .nav-links {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            color: rgba(255, 255, 255, 0.92);
            font-size: 15px;
            font-weight: 500;
            padding: 8px 2px;
            position: relative;
            transition: var(--transition);
        }
        .nav-link::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            border-radius: 3px;
            background: var(--color-accent);
            transition: var(--transition);
        }
        .nav-link:hover {
            color: #fff;
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .nav-link.active {
            color: var(--color-accent);
            font-weight: 600;
        }
        .site-header.scrolled .nav-link {
            color: var(--color-text);
        }
        .site-header.scrolled .nav-link.active {
            color: var(--color-primary);
        }
        .site-header.scrolled .nav-link:hover {
            color: var(--color-primary);
        }
        .nav-cta {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.18);
            border: 1px solid rgba(255, 255, 255, 0.2);
            border-radius: 999px;
            padding: 8px 16px;
            color: rgba(255, 255, 255, 0.85);
            transition: var(--transition);
        }
        .nav-search input {
            background: transparent;
            border: none;
            outline: none;
            color: inherit;
            font-size: 14px;
            width: 120px;
            font-family: inherit;
        }
        .nav-search input::placeholder {
            color: rgba(255, 255, 255, 0.65);
        }
        .site-header.scrolled .nav-search {
            background: rgba(30, 27, 46, 0.05);
            border-color: rgba(30, 27, 46, 0.08);
            color: var(--color-muted);
        }
        .site-header.scrolled .nav-search input::placeholder {
            color: var(--color-muted);
        }
        .btn-header {
            background: var(--color-primary);
            color: #fff !important;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            font-size: 14px;
            font-weight: 600;
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.25);
            transition: var(--transition);
            white-space: nowrap;
        }
        .btn-header:hover {
            background: var(--color-primary-dark);
            transform: scale(1.02);
            box-shadow: 0 10px 30px rgba(109, 40, 217, 0.35);
        }
        .btn-header:active {
            transform: scale(0.97);
        }
        .mobile-menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-size: 18px;
            align-items: center;
            justify-content: center;
            transition: var(--transition);
        }
        .site-header.scrolled .mobile-menu-btn {
            color: var(--color-text);
            background: rgba(30, 27, 46, 0.06);
        }

        /* ===== 移动端菜单 ===== */
        .mobile-menu {
            display: none;
            background: rgba(255, 255, 255, 0.98);
            backdrop-filter: blur(20px);
            padding: 16px 24px 24px;
            border-bottom: 1px solid rgba(30, 27, 46, 0.08);
            box-shadow: 0 12px 30px rgba(30, 27, 46, 0.1);
        }
        .mobile-menu.open {
            display: block;
        }
        .mobile-link {
            display: block;
            padding: 14px 4px;
            font-size: 16px;
            font-weight: 500;
            color: var(--color-text);
            border-bottom: 1px solid rgba(30, 27, 46, 0.06);
        }
        .mobile-link.active {
            color: var(--color-primary);
            font-weight: 600;
        }
        .mobile-link:last-of-type {
            border-bottom: none;
        }
        .btn-block {
            display: block;
            width: 100%;
            text-align: center;
            margin-top: 16px;
            padding: 14px;
            background: var(--color-primary);
            color: #fff;
            border-radius: var(--radius-btn);
            font-weight: 600;
        }
        .btn-block:hover {
            background: var(--color-primary-dark);
        }

        /* ===== 页头横幅 ===== */
        .category-banner {
            position: relative;
            min-height: 460px;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            background: url('/assets/images/backpic/back-2.png') center/cover no-repeat;
            overflow: hidden;
        }
        .category-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(109, 40, 217, 0.92) 0%, rgba(124, 58, 237, 0.82) 50%, rgba(190, 242, 100, 0.65) 130%);
            z-index: 1;
        }
        .category-banner::after {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 70% 30%, rgba(190, 242, 100, 0.2), transparent 50%);
            z-index: 1;
        }
        .banner-content {
            position: relative;
            z-index: 2;
            max-width: 720px;
        }
        .banner-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(190, 242, 100, 0.2);
            border: 1px solid rgba(190, 242, 100, 0.4);
            color: #fff;
            padding: 6px 18px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            backdrop-filter: blur(4px);
        }
        .category-banner h1 {
            color: #fff;
            font-size: clamp(2.2rem, 4vw, 3.2rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.5px;
            margin-bottom: 18px;
            text-shadow: 0 4px 30px rgba(30, 27, 46, 0.4);
        }
        .category-banner h1 span {
            color: var(--color-accent);
        }
        .category-banner p {
            color: rgba(255, 255, 255, 0.92);
            font-size: 17px;
            line-height: 1.8;
            max-width: 560px;
        }

        /* ===== 锚点导航 ===== */
        .anchor-nav {
            background: var(--color-surface);
            border-bottom: 1px solid rgba(30, 27, 46, 0.06);
            position: sticky;
            top: 80px;
            z-index: 50;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .anchor-nav::-webkit-scrollbar {
            display: none;
        }
        .anchor-nav .container-site {
            display: flex;
            gap: 8px;
            padding-top: 14px;
            padding-bottom: 14px;
            white-space: nowrap;
        }
        .anchor-item {
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-muted);
            background: var(--color-bg);
            border: 1px solid rgba(30, 27, 46, 0.06);
            transition: var(--transition);
        }
        .anchor-item:hover {
            color: var(--color-primary);
            border-color: var(--color-primary);
            background: rgba(109, 40, 217, 0.06);
        }
        .anchor-item.active {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
            box-shadow: 0 6px 18px rgba(109, 40, 217, 0.25);
        }

        /* ===== 通用板块 ===== */
        .section {
            padding: 88px 0;
        }
        .section-alt {
            background: var(--color-surface);
            border-top: 1px solid rgba(30, 27, 46, 0.04);
            border-bottom: 1px solid rgba(30, 27, 46, 0.04);
        }
        .section-head {
            text-align: center;
            max-width: 680px;
            margin: 0 auto 56px;
        }
        .section-head.left {
            text-align: left;
            margin-left: 0;
            margin-bottom: 36px;
        }
        .section-tag {
            display: inline-block;
            background: rgba(190, 242, 100, 0.3);
            color: var(--color-primary-dark);
            font-size: 13px;
            font-weight: 700;
            padding: 5px 16px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: 1.875rem;
            font-weight: 700;
            line-height: 1.3;
            color: var(--color-text);
            letter-spacing: -0.02em;
            margin-bottom: 12px;
        }
        .section-desc {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.75;
        }

        /* ===== 版本亮点 ===== */
        .feature-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr;
            gap: 28px;
            align-items: stretch;
        }
        .feature-main {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
            border: 1px solid rgba(30, 27, 46, 0.04);
        }
        .feature-main:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .feature-img {
            position: relative;
            aspect-ratio: 16/8;
            overflow: hidden;
        }
        .feature-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .feature-img::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(30, 27, 46, 0.35), transparent 60%);
        }
        .feature-img .version-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
        }
        .feature-content {
            padding: 28px 28px 32px;
        }
        .feature-content h3 {
            font-size: 1.5rem;
            font-weight: 700;
            margin-bottom: 10px;
            color: var(--color-text);
        }
        .feature-content p {
            color: var(--color-muted);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 20px;
        }
        .feature-list {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-text);
            font-weight: 500;
        }
        .feature-list li i {
            color: var(--color-primary);
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== 数据徽章 ===== */
        .stat-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }
        .stat-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 28px 20px;
            text-align: center;
            border: 1px solid rgba(30, 27, 46, 0.04);
            transition: var(--transition);
            display: flex;
            flex-direction: column;
            justify-content: center;
            min-height: 120px;
        }
        .stat-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .stat-number {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--color-primary);
            line-height: 1.2;
            margin-bottom: 6px;
            letter-spacing: -0.02em;
        }
        .stat-label {
            font-size: 13px;
            color: var(--color-muted);
            font-weight: 500;
        }

        /* ===== 版本标签 ===== */
        .version-tag {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 6px 14px;
            border-radius: 999px;
            box-shadow: 0 4px 14px rgba(109, 40, 217, 0.3);
        }

        /* ===== 更新记录网格 ===== */
        .update-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 24px;
        }
        @media (min-width: 768px) {
            .update-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (min-width: 1024px) {
            .update-grid {
                grid-template-columns: repeat(4, 1fr);
            }
            .update-grid .version-card.featured {
                grid-column: span 2;
            }
        }
        .version-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid rgba(30, 27, 46, 0.04);
            display: flex;
            flex-direction: column;
        }
        .version-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-top {
            position: relative;
            aspect-ratio: 16/9;
            overflow: hidden;
        }
        .card-top img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .version-card:hover .card-top img {
            transform: scale(1.05);
        }
        .card-top .version-tag {
            position: absolute;
            top: 12px;
            left: 12px;
            z-index: 2;
        }
        .card-body {
            padding: 22px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .card-meta {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 8px;
            font-weight: 500;
        }
        .card-title {
            font-size: 1.125rem;
            font-weight: 600;
            color: var(--color-text);
            margin-bottom: 8px;
            line-height: 1.4;
        }
        .card-text {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            flex: 1;
        }

        /* featured 横版卡片 */
        .version-card.featured .featured-inner {
            display: flex;
            flex-direction: column;
            height: 100%;
        }
        .version-card.featured .card-top {
            aspect-ratio: 16/9;
        }
        @media (min-width: 1024px) {
            .version-card.featured .featured-inner {
                flex-direction: row;
            }
            .version-card.featured .card-top {
                width: 55%;
                aspect-ratio: auto;
                min-height: 260px;
            }
            .version-card.featured .card-body {
                width: 45%;
                padding: 28px;
            }
        }

        /* ===== 两段式布局 ===== */
        .split-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }
        @media (min-width: 1024px) {
            .split-layout {
                grid-template-columns: 1.7fr 1fr;
                gap: 40px;
            }
        }
        .guide-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 28px;
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(30, 27, 46, 0.04);
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .guide-card:hover {
            box-shadow: var(--shadow-hover);
        }
        .guide-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--color-text);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 12px;
        }
        .guide-card h3 i {
            color: var(--color-primary);
        }
        .guide-card p {
            color: var(--color-muted);
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 16px;
        }
        .progress-bar {
            height: 8px;
            background: rgba(30, 27, 46, 0.06);
            border-radius: 999px;
            overflow: hidden;
            margin-bottom: 8px;
        }
        .progress-bar span {
            display: block;
            height: 100%;
            border-radius: 999px;
            background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
        }
        .progress-label {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
        }

        /* 侧栏 */
        .split-side {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .side-heading {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--color-text);
            padding-bottom: 12px;
            border-bottom: 3px solid var(--color-accent);
            margin-bottom: 4px;
        }
        .side-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            transition: var(--transition);
            border: 1px solid rgba(30, 27, 46, 0.04);
        }
        .side-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .side-card img {
            width: 100%;
            height: 130px;
            object-fit: cover;
        }
        .side-card-body {
            padding: 16px 18px 18px;
        }
        .side-tag {
            font-size: 12px;
            font-weight: 600;
            color: var(--color-primary);
            background: rgba(109, 40, 217, 0.08);
            padding: 3px 12px;
            border-radius: 999px;
            display: inline-block;
            margin-bottom: 8px;
        }
        .side-card-body h4 {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .side-card-body a {
            font-size: 13px;
            color: var(--color-primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .side-card-body a:hover {
            color: var(--color-primary-dark);
            gap: 10px;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--color-surface);
            border-radius: 20px;
            border: 1px solid rgba(30, 27, 46, 0.06);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item:hover {
            border-color: rgba(109, 40, 217, 0.2);
        }
        .faq-question {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            font-size: 15px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: var(--transition);
        }
        .faq-question i {
            font-size: 16px;
            color: var(--color-primary);
            transition: transform 0.3s ease;
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 999px;
            background: rgba(109, 40, 217, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .faq-item.open .faq-question i {
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }
        .faq-answer-inner {
            padding: 0 24px 22px;
            color: var(--color-muted);
            font-size: 14px;
            line-height: 1.8;
        }
        .faq-item.open .faq-answer {
            max-height: 400px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
        }
        .cta-inner {
            background: linear-gradient(135deg, #6D28D9 0%, #7C3AED 50%, #BEF264 130%);
            border-radius: 40px;
            padding: 64px 40px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-inner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.2), transparent 45%);
        }
        .cta-inner h2 {
            position: relative;
            z-index: 2;
            color: #fff;
            font-size: clamp(1.8rem, 3.5vw, 2.6rem);
            font-weight: 800;
            margin-bottom: 14px;
            letter-spacing: -0.02em;
        }
        .cta-inner p {
            position: relative;
            z-index: 2;
            color: rgba(255, 255, 255, 0.9);
            font-size: 16px;
            margin-bottom: 28px;
        }
        .cta-buttons {
            position: relative;
            z-index: 2;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }
        .btn-primary {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--color-primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            box-shadow: 0 8px 24px rgba(109, 40, 217, 0.3);
            transition: var(--transition);
        }
        .btn-primary:hover {
            background: var(--color-primary-dark);
            transform: scale(1.02);
            box-shadow: 0 12px 30px rgba(109, 40, 217, 0.4);
        }
        .btn-primary:active {
            transform: scale(0.97);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 14px 32px;
            border-radius: var(--radius-btn);
            border: 1px solid rgba(255, 255, 255, 0.4);
            backdrop-filter: blur(8px);
            transition: var(--transition);
        }
        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.25);
            border-color: #fff;
        }
        .btn-outline:active {
            transform: scale(0.97);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #17143A;
            color: rgba(255, 255, 255, 0.8);
            padding: 64px 0 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding-bottom: 44px;
        }
        @media (min-width: 768px) {
            .footer-grid {
                grid-template-columns: 1.4fr 1fr 1fr;
            }
        }
        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.2rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
            margin-bottom: 20px;
        }
        .footer-social {
            display: flex;
            gap: 10px;
        }
        .footer-social a {
            width: 38px;
            height: 38px;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.7);
            transition: var(--transition);
        }
        .footer-social a:hover {
            background: var(--color-primary);
            color: #fff;
            transform: translateY(-3px);
        }
        .footer-heading {
            font-size: 16px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.6);
            font-size: 14px;
        }
        .footer-links a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-contact p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-contact p i {
            color: var(--color-accent);
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 22px 0;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.45);
        }
        .domain {
            font-family: "Inter", "Bahnschrift", sans-serif;
            letter-spacing: 0.5px;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .nav-links {
                gap: 16px;
            }
            .nav-search input {
                width: 90px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .stat-grid {
                grid-template-columns: repeat(4, 1fr);
            }
        }
        @media (max-width: 768px) {
            .site-header .container-site {
                padding: 0 16px;
            }
            .nav-links {
                display: none;
            }
            .nav-cta {
                gap: 10px;
            }
            .nav-search {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .category-banner {
                min-height: 400px;
                padding: 120px 0 56px;
            }
            .section {
                padding: 64px 0;
            }
            .section-head {
                margin-bottom: 40px;
            }
            .stat-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 14px;
            }
            .stat-card {
                padding: 20px 16px;
                min-height: 100px;
            }
            .split-layout {
                gap: 24px;
            }
            .cta-inner {
                padding: 48px 24px;
                border-radius: 28px;
            }
            .footer-grid {
                gap: 32px;
            }
            .anchor-nav {
                top: 64px;
            }
            .site-header .logo {
                font-size: 1.1rem;
            }
            .btn-header {
                padding: 8px 16px;
                font-size: 13px;
            }
        }
        @media (max-width: 520px) {
            .container-site {
                padding: 0 16px;
            }
            .category-banner h1 {
                font-size: 1.9rem;
            }
            .category-banner p {
                font-size: 15px;
            }
            .section-title {
                font-size: 1.5rem;
            }
            .feature-content {
                padding: 20px;
            }
            .feature-content h3 {
                font-size: 1.25rem;
            }
            .stat-number {
                font-size: 1.4rem;
            }
            .update-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .version-card.featured .card-top {
                aspect-ratio: 16/9;
            }
            .guide-card {
                padding: 20px;
            }
            .faq-question {
                padding: 16px 18px;
                font-size: 14px;
            }
            .faq-answer-inner {
                padding: 0 18px 18px;
            }
            .cta-buttons {
                flex-direction: column;
            }
            .btn-primary,
            .btn-outline {
                width: 100%;
                justify-content: center;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }

        /* 焦点可访问性 */
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 3px solid var(--color-accent);
            outline-offset: 2px;
        }

/* roulang page: category3 */
:root {
            --color-primary: #6D28D9;
            --color-primary-dark: #4C1D95;
            --color-accent: #BEF264;
            --color-bg: #FAFAF7;
            --color-surface: #FFFFFF;
            --color-text: #1E1B2E;
            --color-muted: #6E6B7A;
            --radius-card: 24px;
            --radius-btn: 999px;
            --shadow-card: 0 4px 24px rgba(30, 27, 46, 0.06);
            --shadow-hover: 0 12px 36px rgba(109, 40, 217, 0.14);
            --transition-base: all 0.3s ease;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.75;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button,
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }

        input[type="search"]::-webkit-search-cancel-button {
            -webkit-appearance: none;
        }

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

        .container-site {
            max-width: 1280px;
            margin: 0 auto;
            padding-left: 1rem;
            padding-right: 1rem;
        }

        @media (min-width: 640px) {
            .container-site {
                padding-left: 1.5rem;
                padding-right: 1.5rem;
            }
        }

        @media (min-width: 1024px) {
            .container-site {
                padding-left: 2rem;
                padding-right: 2rem;
            }
        }

        /* Header */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 50;
            height: 80px;
            background: rgba(255, 255, 255, 0.12);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid rgba(255, 255, 255, 0.25);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            transition: var(--transition-base);
        }

        .site-header.scrolled {
            background: rgba(255, 255, 255, 0.95);
            border-bottom-color: rgba(30, 27, 46, 0.06);
            box-shadow: 0 8px 30px rgba(30, 27, 46, 0.12);
        }

        .site-header nav {
            height: 80px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: var(--transition-base);
        }

        .logo-icon {
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 160%);
            display: flex;
            align-items: center;
            justify-content: center;
            color: #fff;
            font-size: 1.15rem;
            box-shadow: 0 6px 18px rgba(109, 40, 217, 0.35);
        }

        .site-header.scrolled .logo {
            color: var(--color-text);
        }

        .nav-links {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .nav-link {
            position: relative;
            padding: 10px 18px;
            font-size: 0.95rem;
            font-weight: 600;
            color: rgba(255, 255, 255, 0.92);
            border-radius: var(--radius-btn);
            transition: var(--transition-base);
        }

        .nav-link:hover {
            color: var(--color-accent);
            background: rgba(255, 255, 255, 0.08);
        }

        .nav-link.active {
            color: var(--color-accent);
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 18px;
            right: 18px;
            bottom: 2px;
            height: 3px;
            border-radius: var(--radius-btn);
            background: var(--color-accent);
        }

        .site-header.scrolled .nav-link {
            color: var(--color-text);
        }

        .site-header.scrolled .nav-link:hover {
            color: var(--color-primary);
            background: rgba(109, 40, 217, 0.06);
        }

        .site-header.scrolled .nav-link.active {
            color: var(--color-primary);
        }

        .site-header.scrolled .nav-link.active::after {
            background: var(--color-accent);
        }

        .nav-cta {
            display: flex;
            align-items: center;
            gap: 14px;
        }

        .nav-search {
            display: flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.16);
            border: 1px solid rgba(255, 255, 255, 0.22);
            color: rgba(255, 255, 255, 0.9);
            transition: var(--transition-base);
        }

        .nav-search input {
            background: transparent;
            border: none;
            color: #fff;
            font-size: 0.875rem;
            width: 130px;
        }

        .nav-search input::placeholder {
            color: rgba(255, 255, 255, 0.7);
        }

        .site-header.scrolled .nav-search {
            background: rgba(30, 27, 46, 0.04);
            border-color: rgba(30, 27, 46, 0.08);
            color: var(--color-muted);
        }

        .site-header.scrolled .nav-search input {
            color: var(--color-text);
        }

        .site-header.scrolled .nav-search input::placeholder {
            color: var(--color-muted);
        }

        .btn-header {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            background: var(--color-accent);
            color: var(--color-primary-dark);
            font-weight: 700;
            font-size: 0.93rem;
            box-shadow: 0 8px 24px rgba(190, 242, 100, 0.3);
            transition: var(--transition-base);
            white-space: nowrap;
        }

        .btn-header:hover {
            background: #D9F99D;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(190, 242, 100, 0.4);
        }

        .btn-header:active {
            transform: scale(0.97);
        }

        .mobile-menu-btn {
            display: none;
            width: 44px;
            height: 44px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.16);
            color: #fff;
            font-size: 1.2rem;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: var(--transition-base);
        }

        .site-header.scrolled .mobile-menu-btn {
            color: var(--color-text);
            background: rgba(30, 27, 46, 0.06);
            border-color: rgba(30, 27, 46, 0.08);
        }

        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, 0.28);
        }

        .mobile-menu-btn:active {
            transform: scale(0.95);
        }

        @media (max-width: 1024px) {
            .nav-links,
            .nav-cta {
                display: none;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .site-header.menu-open .nav-links {
                position: fixed;
                top: 80px;
                left: 16px;
                right: 16px;
                display: flex;
                flex-direction: column;
                align-items: stretch;
                background: var(--color-surface);
                border-radius: var(--radius-card);
                padding: 16px;
                box-shadow: var(--shadow-hover);
                gap: 4px;
            }

            .site-header.menu-open .nav-link {
                color: var(--color-text);
                padding: 13px 18px;
                border-radius: 14px;
            }

            .site-header.menu-open .nav-link:hover {
                background: rgba(109, 40, 217, 0.07);
                color: var(--color-primary);
            }

            .site-header.menu-open .nav-link.active {
                background: rgba(109, 40, 217, 0.08);
                color: var(--color-primary);
            }

            .site-header.menu-open .nav-link.active::after {
                display: none;
            }

            .site-header.menu-open .nav-cta {
                position: fixed;
                top: auto;
                bottom: 24px;
                left: 16px;
                right: 16px;
                display: flex;
                flex-direction: column;
                gap: 10px;
                background: var(--color-surface);
                padding: 16px;
                border-radius: var(--radius-card);
                box-shadow: var(--shadow-hover);
            }

            .site-header.menu-open .nav-search {
                width: 100%;
                background: rgba(30, 27, 46, 0.05);
                color: var(--color-text);
            }

            .site-header.menu-open .nav-search input {
                width: 100%;
                color: var(--color-text);
            }

            .site-header.menu-open .btn-header {
                justify-content: center;
            }
        }

        /* Page Hero */
        .page-hero {
            position: relative;
            min-height: 68vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding: 160px 16px 80px;
            background:
                radial-gradient(circle at 70% 30%, rgba(190, 242, 100, 0.25), transparent 50%),
                linear-gradient(135deg, rgba(109, 40, 217, 0.94) 0%, rgba(124, 58, 237, 0.88) 55%, rgba(190, 242, 100, 0.28) 140%),
                url('/assets/images/backpic/back-1.png') center/cover no-repeat;
            color: #fff;
            overflow: hidden;
        }

        .page-hero h1 {
            font-size: clamp(2.2rem, 4.8vw, 3.6rem);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.2;
            margin: 0 0 20px;
            text-shadow: 0 4px 20px rgba(0, 0, 0, 0.18);
        }

        .page-hero p {
            max-width: 640px;
            margin: 0 auto 36px;
            font-size: 1.1rem;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.92);
            text-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
        }

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

        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 15px 36px;
            border-radius: var(--radius-btn);
            background: var(--color-accent);
            color: var(--color-primary-dark);
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 8px 24px rgba(190, 242, 100, 0.3);
            transition: var(--transition-base);
        }

        .btn-primary:hover {
            background: #D9F99D;
            transform: translateY(-3px);
            box-shadow: 0 14px 34px rgba(190, 242, 100, 0.42);
        }

        .btn-primary:active {
            transform: scale(0.97);
        }

        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            padding: 15px 36px;
            border-radius: var(--radius-btn);
            background: rgba(255, 255, 255, 0.14);
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            backdrop-filter: blur(6px);
            transition: var(--transition-base);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.24);
            border-color: rgba(255, 255, 255, 0.55);
            transform: translateY(-3px);
        }

        .btn-secondary:active {
            transform: scale(0.97);
        }

        /* Anchor Nav */
        .anchor-nav {
            position: sticky;
            top: 80px;
            z-index: 40;
            background: var(--color-surface);
            border-bottom: 1px solid rgba(30, 27, 46, 0.06);
            box-shadow: 0 4px 16px rgba(30, 27, 46, 0.04);
            overflow-x: auto;
            scrollbar-width: none;
        }

        .anchor-nav::-webkit-scrollbar {
            display: none;
        }

        .anchor-nav .anchor-inner {
            display: flex;
            gap: 8px;
            padding: 12px 16px;
            max-width: 1280px;
            margin: 0 auto;
            white-space: nowrap;
        }

        .anchor-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 20px;
            border-radius: var(--radius-btn);
            font-size: 0.9rem;
            font-weight: 600;
            color: var(--color-muted);
            background: var(--color-bg);
            transition: var(--transition-base);
        }

        .anchor-nav a:hover {
            color: var(--color-primary);
            background: rgba(109, 40, 217, 0.08);
        }

        .anchor-nav a:active {
            transform: scale(0.96);
        }

        /* Sections */
        .section {
            padding: 88px 0;
        }

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

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

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: var(--radius-btn);
            background: rgba(190, 242, 100, 0.25);
            color: var(--color-primary-dark);
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 16px;
        }

        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            line-height: 1.25;
            letter-spacing: -0.01em;
            margin: 0 0 12px;
        }

        .section-subtitle {
            max-width: 620px;
            margin: 0 auto;
            color: var(--color-muted);
            font-size: 1rem;
            line-height: 1.75;
        }

        /* Cards */
        .card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            border: 1px solid rgba(30, 27, 46, 0.04);
            transition: var(--transition-base);
        }

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

        .highlight-card {
            padding: 28px;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .highlight-card .cover-image {
            height: 220px;
            border-radius: var(--radius-card);
            overflow: hidden;
        }

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

        .highlight-card h3 {
            font-size: 1.35rem;
            font-weight: 700;
            margin: 0 0 6px;
        }

        .highlight-card p {
            color: var(--color-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin: 0;
        }

        .badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 4px 14px;
            border-radius: var(--radius-btn);
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-size: 0.8rem;
            font-weight: 700;
        }

        .badge-accent {
            background: rgba(190, 242, 100, 0.3);
            color: var(--color-primary-dark);
        }

        .stat-row {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-top: 14px;
        }

        .stat-piece {
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            padding: 10px 18px;
            border-radius: 18px;
            background: var(--color-bg);
            border: 1px solid rgba(30, 27, 46, 0.05);
            font-size: 1.05rem;
            font-weight: 800;
            color: var(--color-text);
            min-width: 88px;
        }

        .stat-piece span {
            font-size: 0.75rem;
            font-weight: 500;
            color: var(--color-muted);
            margin-top: 2px;
        }

        .calendar-card {
            padding: 28px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }

        .calendar-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            margin: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .calendar-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .calendar-list li {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 12px 16px;
            border-radius: 18px;
            background: var(--color-bg);
            font-size: 0.9rem;
            font-weight: 600;
            transition: var(--transition-base);
        }

        .calendar-list li:hover {
            background: rgba(109, 40, 217, 0.06);
        }

        .calendar-list .day-badge {
            min-width: 44px;
            text-align: center;
            padding: 6px 10px;
            border-radius: 12px;
            background: var(--color-primary);
            color: #fff;
            font-size: 0.78rem;
            font-weight: 700;
        }

        .calendar-list .day-badge.accent {
            background: var(--color-accent);
            color: var(--color-primary-dark);
        }

        .mini-card {
            padding: 26px 28px;
            display: flex;
            gap: 18px;
            align-items: flex-start;
        }

        .mini-card .icon-box {
            width: 54px;
            height: 54px;
            flex-shrink: 0;
            border-radius: 18px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.35rem;
            color: var(--color-primary);
            background: rgba(109, 40, 217, 0.08);
        }

        .mini-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 6px;
        }

        .mini-card p {
            margin: 0;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.65;
        }

        /* Process */
        .process-step {
            position: relative;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 32px 26px;
            box-shadow: var(--shadow-card);
            transition: var(--transition-base);
            text-align: left;
        }

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

        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 14px;
            background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
            color: #fff;
            font-weight: 800;
            font-size: 1rem;
            margin-bottom: 18px;
            box-shadow: 0 6px 16px rgba(109, 40, 217, 0.3);
        }

        .process-step h4 {
            font-size: 1.05rem;
            font-weight: 700;
            margin: 0 0 8px;
        }

        .process-step p {
            margin: 0;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.65;
        }

        /* News List */
        .news-layout {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }

        @media (min-width: 1024px) {
            .news-layout {
                grid-template-columns: 1fr 360px;
            }
        }

        .news-card {
            display: flex;
            flex-direction: column;
            gap: 20px;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 18px;
            transition: var(--transition-base);
            border: 1px solid rgba(30, 27, 46, 0.04);
        }

        .news-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .news-card img {
            width: 100%;
            height: 200px;
            object-fit: cover;
            border-radius: 18px;
            flex-shrink: 0;
        }

        .news-body {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .news-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 0.8rem;
            color: var(--color-muted);
        }

        .news-body h3 {
            font-size: 1.15rem;
            font-weight: 700;
            line-height: 1.4;
            margin: 0;
        }

        .news-body h3 a {
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .news-body h3 a:hover {
            color: var(--color-primary);
        }

        .news-body p {
            margin: 0;
            color: var(--color-muted);
            font-size: 0.9rem;
            line-height: 1.7;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .read-more {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.9rem;
            font-weight: 700;
            color: var(--color-primary);
            align-self: flex-start;
            margin-top: auto;
            transition: var(--transition-base);
        }

        .read-more:hover {
            gap: 12px;
            color: var(--color-primary-dark);
        }

        @media (min-width: 640px) {
            .news-card {
                flex-direction: row;
            }

            .news-card img {
                width: 220px;
                height: 150px;
            }
        }

        .sidebar-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-card);
            padding: 26px;
            margin-bottom: 24px;
            border: 1px solid rgba(30, 27, 46, 0.04);
        }

        .sidebar-card h4 {
            font-size: 1rem;
            font-weight: 700;
            margin: 0 0 18px;
            padding-bottom: 12px;
            border-bottom: 2px solid var(--color-bg);
            position: relative;
        }

        .sidebar-card h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 36px;
            height: 2px;
            background: var(--color-accent);
        }

        .sidebar-links {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .sidebar-links a {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 10px 12px;
            border-radius: 14px;
            font-size: 0.9rem;
            color: var(--color-text);
            transition: var(--transition-base);
        }

        .sidebar-links a:hover {
            background: rgba(109, 40, 217, 0.06);
            color: var(--color-primary);
            padding-left: 18px;
        }

        .sidebar-links a i {
            width: 30px;
            height: 30px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-size: 0.8rem;
        }

        .recommend-item {
            display: flex;
            gap: 14px;
            padding: 14px 0;
            border-bottom: 1px solid rgba(30, 27, 46, 0.05);
            align-items: center;
        }

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

        .recommend-item img {
            width: 76px;
            height: 60px;
            object-fit: cover;
            border-radius: 12px;
            flex-shrink: 0;
        }

        .recommend-item .rec-title {
            font-size: 0.88rem;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-text);
            margin: 0 0 4px;
        }

        .recommend-item .rec-title a:hover {
            color: var(--color-primary);
        }

        .recommend-item .rec-date {
            font-size: 0.75rem;
            color: var(--color-muted);
        }

        /* Rules */
        .rules-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 32px;
        }

        @media (min-width: 1024px) {
            .rules-grid {
                grid-template-columns: 1.6fr 1fr;
                align-items: stretch;
            }
        }

        .rules-content {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 36px;
            box-shadow: var(--shadow-card);
        }

        .rules-content h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0 0 22px;
        }

        .rules-list {
            list-style: none;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            gap: 18px;
        }

        .rules-list li {
            display: flex;
            gap: 14px;
            font-size: 0.95rem;
            line-height: 1.75;
            color: var(--color-text);
        }

        .rules-list li i {
            margin-top: 5px;
            width: 24px;
            height: 24px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: rgba(190, 242, 100, 0.28);
            color: var(--color-primary-dark);
            font-size: 0.8rem;
        }

        .stats-panel {
            background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
            border-radius: var(--radius-card);
            padding: 36px;
            color: #fff;
            display: flex;
            flex-direction: column;
            justify-content: center;
            gap: 24px;
            position: relative;
            overflow: hidden;
        }

        .stats-panel::after {
            content: "";
            position: absolute;
            top: -40%;
            right: -30%;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(190, 242, 100, 0.18);
            filter: blur(20px);
        }

        .stats-panel h3 {
            font-size: 1.3rem;
            font-weight: 700;
            margin: 0;
        }

        .stats-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 16px;
            position: relative;
            z-index: 1;
        }

        .stats-grid .stat {
            text-align: center;
            padding: 18px 10px;
            border-radius: 20px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(4px);
        }

        .stats-grid .num {
            font-size: 1.6rem;
            font-weight: 800;
            display: block;
            line-height: 1.2;
        }

        .stats-grid .label {
            font-size: 0.78rem;
            color: rgba(255, 255, 255, 0.85);
        }

        /* FAQ */
        .faq-wrap {
            max-width: 820px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--color-surface);
            border-radius: 20px;
            border: 1px solid rgba(30, 27, 46, 0.08);
            box-shadow: var(--shadow-card);
            overflow: hidden;
            transition: var(--transition-base);
        }

        .faq-item.open {
            box-shadow: var(--shadow-hover);
            border-color: rgba(109, 40, 217, 0.12);
        }

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            padding: 22px 26px;
            background: transparent;
            font-size: 1rem;
            font-weight: 600;
            color: var(--color-text);
            cursor: pointer;
            text-align: left;
            transition: var(--transition-base);
        }

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

        .faq-icon {
            width: 34px;
            height: 34px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            background: rgba(109, 40, 217, 0.08);
            color: var(--color-primary);
            font-size: 0.9rem;
            transition: transform 0.3s ease;
        }

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

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease;
        }

        .faq-item.open .faq-answer {
            max-height: 280px;
        }

        .faq-answer p {
            padding: 0 26px 24px;
            margin: 0;
            color: var(--color-muted);
            font-size: 0.94rem;
            line-height: 1.8;
            border-top: 1px dashed rgba(30, 27, 46, 0.08);
            padding-top: 18px;
        }

        /* CTA */
        .cta-section {
            padding: 24px 0 96px;
        }

        .cta-box {
            position: relative;
            border-radius: 2.5rem;
            padding: 72px 32px;
            text-align: center;
            color: #fff;
            background:
                radial-gradient(circle at 80% 20%, rgba(190, 242, 100, 0.35), transparent 45%),
                linear-gradient(135deg, #6D28D9 0%, #7C3AED 55%, rgba(190, 242, 100, 0.55) 160%);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(109, 40, 217, 0.35);
        }

        .cta-box h2 {
            font-size: clamp(1.8rem, 4vw, 2.8rem);
            font-weight: 800;
            margin: 0 0 16px;
            letter-spacing: -0.01em;
        }

        .cta-box p {
            font-size: 1.05rem;
            color: rgba(255, 255, 255, 0.92);
            margin: 0 0 36px;
        }

        .cta-buttons {
            display: flex;
            justify-content: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .btn-white {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            padding: 15px 36px;
            border-radius: var(--radius-btn);
            background: #fff;
            color: var(--color-primary-dark);
            font-weight: 700;
            font-size: 1rem;
            box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
            transition: var(--transition-base);
        }

        .btn-white:hover {
            background: var(--color-accent);
            transform: translateY(-3px);
        }

        .btn-white:active {
            transform: scale(0.97);
        }

        /* Footer */
        .site-footer {
            background: #17143A;
            color: #A8A6B8;
            padding-top: 72px;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 40px;
            padding-bottom: 48px;
        }

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

        @media (min-width: 1024px) {
            .footer-grid {
                grid-template-columns: 2fr 1fr 1fr;
            }
        }

        .footer-logo {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 1.25rem;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .footer-logo .logo-icon {
            width: 42px;
            height: 42px;
            font-size: 1rem;
        }

        .footer-desc {
            font-size: 0.92rem;
            line-height: 1.8;
            margin: 0 0 22px;
            max-width: 340px;
        }

        .footer-social {
            display: flex;
            gap: 10px;
        }

        .footer-social a {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: rgba(255, 255, 255, 0.06);
            color: #fff;
            font-size: 1rem;
            transition: var(--transition-base);
        }

        .footer-social a:hover {
            background: var(--color-accent);
            color: var(--color-primary-dark);
            transform: translateY(-3px);
        }

        .footer-heading {
            font-size: 1rem;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }

        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }

        .footer-links a {
            font-size: 0.92rem;
            color: #A8A6B8;
            transition: var(--transition-base);
        }

        .footer-links a:hover {
            color: var(--color-accent);
            padding-left: 6px;
        }

        .footer-contact p {
            font-size: 0.92rem;
            margin: 0 0 12px;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: #8A879C;
        }

        @media (min-width: 640px) {
            .footer-bottom {
                flex-direction: row;
                justify-content: space-between;
            }
        }

        .footer-bottom .domain {
            font-family: "Inter", "Bahnschrift", sans-serif;
            letter-spacing: 0.04em;
        }