/* roulang page: index */
:root {
            --bg-canvas: #0D1117;
            --bg-card: rgba(22, 27, 34, 0.88);
            --bg-card-hover: rgba(30, 38, 48, 0.95);
            --border-color: rgba(255, 255, 255, 0.08);
            --border-highlight: #00FF88;
            --primary: #00FF88;
            --primary-dark: #00cc6a;
            --accent: #00D2FF;
            --text-title: #F0F6FC;
            --text-body: #8B949E;
            --text-muted: #565f69;
            --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
            --transition-smooth: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
        }

        body {
            background-color: var(--bg-canvas);
            color: var(--text-body);
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            line-height: 1.75;
            overflow-x: hidden;
            box-sizing: border-box;
        }

        /* 状态微型条与卡片导航 */
        .status-topbar {
            background-color: #07090d;
            font-size: 0.8rem;
            color: var(--text-muted);
            border-bottom: 1px solid var(--border-color);
        }
        .status-badge {
            display: inline-block;
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--primary);
            box-shadow: 0 0 8px var(--primary);
            margin-right: 6px;
        }

        .custom-navbar-wrapper {
            position: sticky;
            top: 0;
            z-index: 1020;
            padding: 12px 0;
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            background: rgba(13, 17, 23, 0.85);
            border-bottom: 1px solid var(--border-color);
        }
        .nav-card-container {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 6px 16px;
        }
        .brand-logo {
            font-size: 1.25rem;
            font-weight: 800;
            color: var(--text-title);
            letter-spacing: 0.5px;
            display: flex;
            align-items: center;
            text-decoration: none;
        }
        .brand-logo i {
            color: var(--primary);
            margin-right: 8px;
            font-size: 1.4rem;
        }
        .brand-logo:hover {
            color: var(--primary);
        }
        .nav-link-btn {
            color: var(--text-body);
            font-size: 0.9rem;
            font-weight: 500;
            padding: 8px 14px;
            border-radius: 8px;
            transition: var(--transition-smooth);
            text-decoration: none;
            display: inline-block;
        }
        .nav-link-btn:hover {
            color: var(--primary);
            background: rgba(0, 255, 136, 0.08);
            transform: translateY(-2px);
        }
        .btn-cta-nav {
            background-color: var(--primary);
            color: #0D1117 !important;
            font-weight: 700;
            font-size: 0.88rem;
            padding: 8px 18px;
            border-radius: 8px;
            transition: var(--transition-smooth);
            text-decoration: none;
        }
        .btn-cta-nav:hover {
            background-color: #33ff9f;
            box-shadow: 0 0 16px rgba(0, 255, 136, 0.4);
            transform: translateY(-2px);
        }

        /* 统一标题及间距系统 */
        .section-py {
            padding-top: 5rem;
            padding-bottom: 5rem;
        }
        @media (max-width: 768px) {
            .section-py {
                padding-top: 3.5rem;
                padding-bottom: 3.5rem;
            }
        }
        .section-heading-tag {
            font-size: 0.85rem;
            font-weight: 700;
            letter-spacing: 1.5px;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 8px;
            display: block;
        }
        .section-title {
            color: var(--text-title);
            font-weight: 800;
            margin-bottom: 1.25rem;
            font-size: 2.1rem;
            letter-spacing: -0.5px;
        }
        @media (max-width: 768px) {
            .section-title {
                font-size: 1.65rem;
            }
        }
        .section-subtitle {
            color: var(--text-body);
            max-width: 820px;
            margin-bottom: 2.5rem;
            font-size: 1.05rem;
        }

        /* 控制台通用卡片 */
        .app-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: 12px;
            padding: 24px;
            transition: var(--transition-smooth);
            position: relative;
            height: 100%;
        }
        .app-card:hover {
            border-color: var(--border-highlight);
            transform: translateY(-4px);
            box-shadow: 0 12px 28px rgba(0, 255, 136, 0.12);
        }
        .app-card-title {
            color: var(--text-title);
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 12px;
        }

        /* 按钮重设 */
        .btn-brand-primary {
            background-color: var(--primary);
            color: #0D1117;
            font-weight: 700;
            padding: 12px 28px;
            border-radius: 8px;
            border: none;
            transition: var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            text-decoration: none;
        }
        .btn-brand-primary:hover {
            background-color: #33ff9f;
            box-shadow: 0 0 20px rgba(0, 255, 136, 0.35);
            color: #0D1117;
            transform: translateY(-2px);
        }
        .btn-brand-outline {
            background: transparent;
            color: var(--text-title);
            font-weight: 600;
            padding: 12px 24px;
            border-radius: 8px;
            border: 1px solid var(--border-color);
            transition: var(--transition-smooth);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            text-decoration: none;
        }
        .btn-brand-outline:hover {
            color: var(--accent);
            border-color: var(--accent);
            background: rgba(0, 210, 255, 0.05);
            transform: translateY(-2px);
        }

        /* Hero 区域 */
        .hero-banner-section {
            position: relative;
            background: linear-gradient(180deg, rgba(13, 17, 23, 0.5) 0%, rgba(13, 17, 23, 1) 100%), 
                        url('/assets/images/20367993590e1697.png') center center/cover no-repeat;
            padding: 4.5rem 0 5rem 0;
            border-bottom: 1px solid var(--border-color);
        }
        .hero-title {
            color: var(--text-title);
            font-size: 3rem;
            font-weight: 900;
            line-height: 1.25;
            margin-bottom: 1.5rem;
        }
        @media (max-width: 992px) {
            .hero-title {
                font-size: 2.2rem;
            }
        }
        .hero-spec-pill {
            display: inline-block;
            background: rgba(0, 255, 136, 0.12);
            color: var(--primary);
            border: 1px solid rgba(0, 255, 136, 0.3);
            border-radius: 20px;
            padding: 4px 14px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 1.25rem;
        }

        /* 性能对比舱 */
        .diff-cell-native {
            background: rgba(255, 75, 75, 0.06);
            border-left: 3px solid #ff4b4b;
            padding: 16px;
            border-radius: 0 8px 8px 0;
            margin-bottom: 12px;
        }
        .diff-cell-boost {
            background: rgba(0, 255, 136, 0.06);
            border-left: 3px solid var(--primary);
            padding: 16px;
            border-radius: 0 8px 8px 0;
            margin-bottom: 12px;
        }

        /* 统计数据条 */
        .stat-value {
            font-size: 2.75rem;
            font-weight: 900;
            color: var(--text-title);
            font-variant-numeric: tabular-nums;
            line-height: 1;
            margin-bottom: 8px;
            background: linear-gradient(135deg, #F0F6FC 0%, var(--primary) 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        /* 手风琴覆写 */
        .accordion-button {
            background-color: var(--bg-card) !important;
            color: var(--text-title) !important;
            border: 1px solid var(--border-color);
            border-radius: 10px !important;
            padding: 18px 22px;
            font-weight: 700;
            font-size: 1.05rem;
        }
        .accordion-button:not(.collapsed) {
            border-color: var(--primary);
            box-shadow: none;
            color: var(--primary) !important;
        }
        .accordion-button::after {
            filter: invert(1);
        }
        .accordion-body {
            background-color: rgba(22, 27, 34, 0.6);
            color: var(--text-body);
            border: 1px solid var(--border-color);
            border-top: none;
            border-radius: 0 0 10px 10px;
            padding: 20px 24px;
            line-height: 1.85;
        }
        .accordion-item {
            background-color: transparent !important;
            border: none;
            margin-bottom: 14px;
        }

        /* 底部固定转化浮条 */
        .sticky-dock-bar {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            z-index: 1010;
            background: rgba(13, 17, 23, 0.94);
            border-top: 1px solid rgba(0, 255, 136, 0.25);
            backdrop-filter: blur(12px);
            padding: 10px 0;
            box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.6);
        }

        /* 职业战队引言卡片 */
        .quote-badge {
            font-size: 2rem;
            color: rgba(0, 255, 136, 0.3);
            line-height: 1;
        }

        /* 图像容器与遮罩 */
        .image-frame {
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid var(--border-color);
            position: relative;
        }
        .image-frame img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
            transition: transform 0.4s ease;
        }
        .image-frame:hover img {
            transform: scale(1.03);
        }

        /* 联盟推广卡片 */
        .affiliate-badge {
            background: rgba(0, 210, 255, 0.12);
            color: var(--accent);
            border: 1px solid rgba(0, 210, 255, 0.3);
            border-radius: 4px;
            padding: 2px 8px;
            font-size: 0.78rem;
            font-weight: 700;
        }

        /* 通用页脚 */
        .footer-main {
            background-color: #07090d;
            border-top: 1px solid var(--border-color);
            padding: 60px 0 100px 0;
            color: var(--text-body);
            font-size: 0.9rem;
        }
        .footer-link {
            color: var(--text-body);
            text-decoration: none;
            transition: var(--transition-smooth);
        }
        .footer-link:hover {
            color: var(--primary);
        }