/* roulang page: index */
:root {
            --bg-deep: #070d18;
            --bg-surface: #0d1726;
            --bg-alt: #0a1220;
            --cyan-glow: #00f0ff;
            --blue-core: #2563eb;
            --emerald-accent: #10b981;
            --purple-accent: #8b5cf6;
            --text-primary: #f8fafc;
            --text-secondary: #cbd5e1;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-glow: rgba(0, 240, 255, 0.25);
            --card-glass: linear-gradient(135deg, rgba(15, 23, 42, 0.75) 0%, rgba(30, 41, 59, 0.5) 100%);
            --radius-default: 14px;
            --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
        }

        body {
            background-color: var(--bg-deep);
            color: var(--text-secondary);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            line-height: 1.75;
            overflow-x: hidden;
        }

        a {
            color: var(--cyan-glow);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #70f7ff;
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
        }

        /* 顶部导航栏 */
        .navbar-tech {
            background: rgba(7, 13, 24, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .navbar-brand-tech {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-shadow: 0 0 16px var(--cyan-glow);
        }
        .navbar-brand-tech span {
            color: var(--cyan-glow);
        }
        .nav-link-tech {
            color: var(--text-secondary) !important;
            font-size: 1rem;
            font-weight: 500;
            margin: 0 12px;
            position: relative;
            padding: 8px 0 !important;
        }
        .nav-link-tech::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--cyan-glow);
            box-shadow: 0 0 8px var(--cyan-glow);
            transition: width 0.3s ease;
        }
        .nav-link-tech:hover::after,
        .nav-link-tech.active::after {
            width: 100%;
        }
        .nav-link-tech.active {
            color: #fff !important;
        }

        /* 基础按钮 */
        .btn-glow-primary {
            background: linear-gradient(135deg, var(--cyan-glow) 0%, var(--blue-core) 100%);
            color: #030811;
            font-weight: 700;
            border: none;
            border-radius: 8px;
            padding: 12px 28px;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-glow-primary:hover {
            color: #000;
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.65);
            transform: translateY(-2px);
        }
        .btn-glow-outline {
            background: rgba(13, 23, 38, 0.6);
            color: var(--cyan-glow);
            border: 1px solid var(--border-glow);
            border-radius: 8px;
            padding: 12px 26px;
            backdrop-filter: blur(10px);
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-glow-outline:hover {
            background: rgba(0, 240, 255, 0.12);
            color: #fff;
            border-color: var(--cyan-glow);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            transform: translateY(-2px);
        }

        /* 玻璃拟态卡片 */
        .glass-card {
            background: var(--card-glass);
            border: 1px solid var(--border-glass);
            border-top: 1px solid var(--border-glow);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-default);
            box-shadow: var(--shadow-glass);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            padding: 28px;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .glass-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 240, 255, 0.15);
            border-color: rgba(0, 240, 255, 0.4);
        }

        /* 板块基础规范 */
        .section-py {
            padding-top: 90px;
            padding-bottom: 90px;
            position: relative;
        }
        .section-title {
            color: var(--text-primary);
            font-weight: 700;
            font-size: 2.1rem;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 820px;
            margin: 0 auto 50px auto;
            line-height: 1.8;
        }

        /* 标签与徽章 */
        .badge-tech {
            background: rgba(0, 240, 255, 0.1);
            color: var(--cyan-glow);
            border: 1px solid rgba(0, 240, 255, 0.3);
            font-size: 0.85rem;
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 15px;
        }
        .badge-success-tech {
            background: rgba(16, 185, 129, 0.15);
            color: var(--emerald-accent);
            border: 1px solid rgba(16, 185, 129, 0.3);
            font-size: 0.85rem;
            padding: 4px 10px;
            border-radius: 6px;
        }

        /* Hero工具落地版式 */
        .hero-section {
            background: linear-gradient(180deg, rgba(7, 13, 24, 0.7) 0%, rgba(7, 13, 24, 0.95) 100%), url('/assets/images/d29bbb88c9112acc.jpg') center/cover no-repeat;
            padding: 100px 0 120px 0;
            position: relative;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
        }
        .hero-h1 {
            font-size: 2.85rem;
            font-weight: 800;
            color: #ffffff;
            line-height: 1.25;
            letter-spacing: -0.5px;
            text-shadow: 0 0 25px rgba(0, 240, 255, 0.3);
        }
        .hero-desc {
            font-size: 1.15rem;
            color: var(--text-secondary);
            margin: 24px 0 36px 0;
            line-height: 1.85;
        }

        /* 8x8x 演示区看板交互界面 */
        .demo-board-container {
            background: rgba(10, 18, 32, 0.85);
            border: 1px solid var(--border-glow);
            border-radius: 16px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 30px rgba(0, 240, 255, 0.12);
            padding: 24px;
            backdrop-filter: blur(20px);
        }
        .demo-bar {
            display: flex;
            align-items: center;
            justify-content: space-between;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding-bottom: 14px;
            margin-bottom: 20px;
        }
        .signal-dot {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--emerald-accent);
            box-shadow: 0 0 10px var(--emerald-accent);
            display: inline-block;
            margin-right: 8px;
            animation: pulse-glow 2s infinite;
        }
        @keyframes pulse-glow {
            0% { opacity: 0.4; }
            50% { opacity: 1; }
            100% { opacity: 0.4; }
        }

        /* 矩阵指标统计盒 */
        .metric-mini-box {
            background: rgba(15, 23, 42, 0.6);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: 10px;
            padding: 16px;
            text-align: center;
        }
        .metric-num {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--cyan-glow);
            font-family: monospace;
            letter-spacing: 1px;
        }
        .metric-label {
            font-size: 0.85rem;
            color: var(--text-dim);
            margin-top: 4px;
        }

        /* 架构与时间线 */
        .timeline-step {
            position: relative;
            padding-left: 36px;
            margin-bottom: 30px;
        }
        .timeline-step::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: -30px;
            width: 2px;
            background: rgba(0, 240, 255, 0.2);
        }
        .timeline-step:last-child::before {
            display: none;
        }
        .timeline-marker {
            position: absolute;
            left: 0;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--bg-surface);
            border: 2px solid var(--cyan-glow);
            box-shadow: 0 0 10px var(--cyan-glow);
        }

        /* FAQ 手风琴 */
        .accordion-tech .accordion-item {
            background: rgba(15, 23, 42, 0.7);
            border: 1px solid var(--border-glass);
            border-radius: 10px !important;
            margin-bottom: 14px;
            overflow: hidden;
        }
        .accordion-tech .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            box-shadow: none;
            padding: 20px 24px;
            font-size: 1.05rem;
        }
        .accordion-tech .accordion-button:not(.collapsed) {
            color: var(--cyan-glow);
            background: rgba(0, 240, 255, 0.05);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
        }
        .accordion-tech .accordion-button::after {
            filter: invert(1);
        }
        .accordion-tech .accordion-body {
            color: var(--text-muted);
            padding: 20px 24px;
            line-height: 1.8;
            font-size: 0.98rem;
        }

        /* 转化表单输入槽 */
        .input-tech {
            background: rgba(10, 18, 32, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.12);
            color: #fff;
            padding: 14px 18px;
            border-radius: 8px;
            box-shadow: inset 0 2px 6px rgba(0, 0, 0, 0.4);
            transition: all 0.3s ease;
        }
        .input-tech:focus {
            background: rgba(13, 23, 38, 0.9);
            border-color: var(--cyan-glow);
            box-shadow: 0 0 14px rgba(0, 240, 255, 0.3);
            color: #fff;
            outline: none;
        }

        /* 资讯卡图文 */
        .post-card-thumb {
            height: 190px;
            width: 100%;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 16px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        /* 页脚 */
        .footer-tech {
            background: #040810;
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            padding: 70px 0 35px 0;
            position: relative;
        }
        .footer-title {
            color: #fff;
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 22px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-links a:hover {
            color: var(--cyan-glow);
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            margin-top: 50px;
            padding-top: 25px;
            text-align: center;
            color: var(--text-dim);
            font-size: 0.9rem;
        }

        @media (max-width: 991px) {
            .hero-h1 { font-size: 2.2rem; }
            .section-py { padding-top: 60px; padding-bottom: 60px; }
        }

/* roulang page: article */
:root {
            --bg-deep: #070d18;
            --bg-surface: #0d1726;
            --bg-alt: #0a1220;
            --cyan-glow: #00f0ff;
            --blue-core: #2563eb;
            --emerald-accent: #10b981;
            --purple-accent: #8b5cf6;
            --text-primary: #f8fafc;
            --text-secondary: #cbd5e1;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-glow: rgba(0, 240, 255, 0.25);
            --card-glass: linear-gradient(135deg, rgba(15, 23, 42, 0.75) 0%, rgba(30, 41, 59, 0.5) 100%);
            --radius-default: 14px;
            --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
        }
        body {
            background-color: var(--bg-deep);
            color: var(--text-secondary);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            line-height: 1.8;
            overflow-x: hidden;
        }
        a {
            color: var(--cyan-glow);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #70f7ff;
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
        }
        .navbar-tech {
            background: rgba(7, 13, 24, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .navbar-brand-tech {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-shadow: 0 0 16px var(--cyan-glow);
        }
        .navbar-brand-tech span {
            color: var(--cyan-glow);
        }
        .nav-link-tech {
            color: var(--text-secondary) !important;
            font-size: 1rem;
            font-weight: 500;
            margin: 0 12px;
            position: relative;
            padding: 8px 0 !important;
        }
        .nav-link-tech::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--cyan-glow);
            box-shadow: 0 0 8px var(--cyan-glow);
            transition: width 0.3s ease;
        }
        .nav-link-tech:hover::after,
        .nav-link-tech.active::after {
            width: 100%;
        }
        .nav-link-tech.active {
            color: #fff !important;
        }
        .btn-glow-primary {
            background: linear-gradient(135deg, var(--cyan-glow) 0%, var(--blue-core) 100%);
            color: #030811;
            font-weight: 700;
            border: none;
            border-radius: 8px;
            padding: 12px 28px;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-glow-primary:hover {
            color: #000;
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.65);
            transform: translateY(-2px);
        }
        .btn-glow-outline {
            background: rgba(13, 23, 38, 0.6);
            color: var(--cyan-glow);
            border: 1px solid var(--border-glow);
            border-radius: 8px;
            padding: 10px 22px;
            backdrop-filter: blur(10px);
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-glow-outline:hover {
            background: rgba(0, 240, 255, 0.12);
            color: #fff;
            border-color: var(--cyan-glow);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            transform: translateY(-2px);
        }
        .glass-card {
            background: var(--card-glass);
            border: 1px solid var(--border-glass);
            border-top: 1px solid var(--border-glow);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-default);
            box-shadow: var(--shadow-glass);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            padding: 28px;
            position: relative;
        }
        .glass-card:hover {
            box-shadow: 0 16px 40px rgba(0, 240, 255, 0.15);
            border-color: rgba(0, 240, 255, 0.4);
        }
        .article-breadcrumb-bar {
            padding: 24px 0 10px;
            background: transparent;
        }
        .tech-breadcrumb {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 0.9rem;
            color: var(--text-dim);
        }
        .tech-breadcrumb a {
            color: var(--text-muted);
        }
        .tech-breadcrumb a:hover {
            color: var(--cyan-glow);
        }
        .tech-breadcrumb i {
            font-size: 0.75rem;
            color: var(--text-dim);
        }
        .article-header-box {
            padding-bottom: 24px;
            border-bottom: 1px solid var(--border-glass);
            margin-bottom: 36px;
        }
        .article-header-title {
            font-size: 2.3rem;
            font-weight: 800;
            color: var(--text-primary);
            line-height: 1.35;
            margin-bottom: 20px;
            letter-spacing: -0.5px;
        }
        .article-meta-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 20px;
            color: var(--text-dim);
            font-size: 0.9rem;
        }
        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .article-meta-item i {
            color: var(--cyan-glow);
        }
        .badge-article-cat {
            background: rgba(0, 240, 255, 0.1);
            color: var(--cyan-glow);
            border: 1px solid rgba(0, 240, 255, 0.3);
            font-size: 0.8rem;
            padding: 3px 10px;
            border-radius: 4px;
            font-weight: 600;
        }
        .article-container-layout {
            max-width: 900px;
            margin: 0 auto;
        }
        .article-content-body {
            color: #dbeafe;
            font-size: 1.06rem;
            line-height: 1.9;
        }
        .article-content-body h2 {
            color: var(--text-primary);
            font-size: 1.55rem;
            font-weight: 700;
            margin-top: 40px;
            margin-bottom: 18px;
            padding-left: 14px;
            border-left: 4px solid var(--cyan-glow);
        }
        .article-content-body h3 {
            color: var(--text-primary);
            font-size: 1.3rem;
            font-weight: 600;
            margin-top: 30px;
            margin-bottom: 14px;
        }
        .article-content-body p {
            margin-bottom: 22px;
            color: var(--text-secondary);
        }
        .article-content-body ul, 
        .article-content-body ol {
            margin-bottom: 22px;
            padding-left: 24px;
            color: var(--text-secondary);
        }
        .article-content-body li {
            margin-bottom: 8px;
        }
        .article-content-body blockquote {
            background: rgba(13, 23, 38, 0.7);
            border-left: 4px solid var(--blue-core);
            padding: 18px 24px;
            margin: 30px 0;
            border-radius: 0 10px 10px 0;
            color: var(--text-muted);
            font-style: italic;
        }
        .article-content-body img {
            max-width: 100%;
            height: auto;
            border-radius: var(--radius-default);
            margin: 24px 0;
            border: 1px solid var(--border-glass);
            box-shadow: var(--shadow-glass);
        }
        .article-content-body table {
            width: 100%;
            margin: 24px 0;
            border-collapse: collapse;
            background: rgba(15, 23, 42, 0.4);
            border-radius: 8px;
            overflow: hidden;
        }
        .article-content-body th,
        .article-content-body td {
            padding: 12px 16px;
            border: 1px solid var(--border-glass);
            color: var(--text-secondary);
            font-size: 0.95rem;
        }
        .article-content-body th {
            background: rgba(0, 240, 255, 0.08);
            color: var(--text-primary);
            font-weight: 600;
        }
        .article-summary-box {
            background: linear-gradient(135deg, rgba(10, 25, 47, 0.8) 0%, rgba(13, 23, 38, 0.6) 100%);
            border: 1px solid rgba(0, 240, 255, 0.2);
            border-radius: var(--radius-default);
            padding: 26px;
            margin-top: 40px;
            position: relative;
        }
        .article-summary-title {
            color: var(--cyan-glow);
            font-weight: 700;
            font-size: 1.15rem;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .article-copyright-block {
            background: rgba(7, 13, 24, 0.6);
            border: 1px dashed rgba(255, 255, 255, 0.15);
            border-radius: 10px;
            padding: 20px 24px;
            margin-top: 36px;
            font-size: 0.9rem;
            color: var(--text-dim);
        }
        .article-nav-pagers {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid var(--border-glass);
        }
        .pager-card {
            background: rgba(15, 23, 42, 0.5);
            border: 1px solid var(--border-glass);
            border-radius: 10px;
            padding: 16px 20px;
            display: block;
            height: 100%;
            transition: all 0.3s ease;
        }
        .pager-card:hover {
            border-color: var(--cyan-glow);
            transform: translateY(-2px);
            background: rgba(15, 23, 42, 0.8);
        }
        .pager-label {
            font-size: 0.8rem;
            color: var(--text-dim);
            margin-bottom: 4px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .pager-title {
            color: var(--text-secondary);
            font-weight: 600;
            font-size: 0.95rem;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .related-section {
            margin-top: 70px;
            padding-top: 50px;
            border-top: 1px solid var(--border-glass);
        }
        .related-card {
            background: var(--card-glass);
            border: 1px solid var(--border-glass);
            border-radius: 12px;
            padding: 20px;
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
            transition: all 0.3s ease;
        }
        .related-card:hover {
            border-color: rgba(0, 240, 255, 0.35);
            transform: translateY(-3px);
            box-shadow: 0 10px 30px rgba(0, 240, 255, 0.1);
        }
        .footer-tech {
            background: #040810;
            border-top: 1px solid rgba(0, 240, 255, 0.15);
            padding: 70px 0 30px;
            margin-top: 90px;
        }
        .footer-title {
            color: #fff;
            font-weight: 700;
            font-size: 1.1rem;
            margin-bottom: 22px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 28px;
            height: 2px;
            background: var(--cyan-glow);
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.92rem;
        }
        .footer-links a:hover {
            color: var(--cyan-glow);
            padding-left: 4px;
        }
        .status-indicator {
            display: inline-block;
            width: 8px;
            height: 8px;
            background: var(--emerald-accent);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--emerald-accent);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            padding-top: 24px;
            margin-top: 50px;
            font-size: 0.85rem;
            color: var(--text-dim);
        }
        @media (max-width: 768px) {
            .article-header-title {
                font-size: 1.7rem;
            }
            .article-meta-row {
                gap: 12px;
            }
        }

/* roulang page: category1 */
:root {
            --bg-deep: #070d18;
            --bg-surface: #0d1726;
            --bg-alt: #0a1220;
            --cyan-glow: #00f0ff;
            --blue-core: #2563eb;
            --emerald-accent: #10b981;
            --purple-accent: #8b5cf6;
            --text-primary: #f8fafc;
            --text-secondary: #cbd5e1;
            --text-muted: #94a3b8;
            --text-dim: #64748b;
            --border-glass: rgba(255, 255, 255, 0.08);
            --border-glow: rgba(0, 240, 255, 0.25);
            --card-glass: linear-gradient(135deg, rgba(15, 23, 42, 0.75) 0%, rgba(30, 41, 59, 0.5) 100%);
            --radius-default: 14px;
            --shadow-glass: 0 8px 32px 0 rgba(0, 0, 0, 0.45);
        }
        body {
            background-color: var(--bg-deep);
            color: var(--text-secondary);
            font-family: system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", Roboto, sans-serif;
            line-height: 1.75;
            overflow-x: hidden;
        }
        a {
            color: var(--cyan-glow);
            text-decoration: none;
            transition: all 0.3s ease;
        }
        a:hover {
            color: #70f7ff;
            text-shadow: 0 0 8px rgba(0, 240, 255, 0.6);
        }
        .navbar-tech {
            background: rgba(7, 13, 24, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid rgba(0, 240, 255, 0.15);
            padding: 18px 0;
            position: sticky;
            top: 0;
            z-index: 1030;
        }
        .navbar-brand-tech {
            font-size: 1.75rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff !important;
            display: inline-flex;
            align-items: center;
            gap: 10px;
            text-shadow: 0 0 16px var(--cyan-glow);
        }
        .navbar-brand-tech span {
            color: var(--cyan-glow);
        }
        .nav-link-tech {
            color: var(--text-secondary) !important;
            font-size: 1rem;
            font-weight: 500;
            margin: 0 12px;
            position: relative;
            padding: 8px 0 !important;
        }
        .nav-link-tech::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--cyan-glow);
            box-shadow: 0 0 8px var(--cyan-glow);
            transition: width 0.3s ease;
        }
        .nav-link-tech:hover::after,
        .nav-link-tech.active::after {
            width: 100%;
        }
        .nav-link-tech.active {
            color: #fff !important;
        }
        .btn-glow-primary {
            background: linear-gradient(135deg, var(--cyan-glow) 0%, var(--blue-core) 100%);
            color: #030811;
            font-weight: 700;
            border: none;
            border-radius: 8px;
            padding: 12px 28px;
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.35);
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-glow-primary:hover {
            color: #000;
            box-shadow: 0 0 32px rgba(0, 240, 255, 0.65);
            transform: translateY(-2px);
        }
        .btn-glow-outline {
            background: rgba(13, 23, 38, 0.6);
            color: var(--cyan-glow);
            border: 1px solid var(--border-glow);
            border-radius: 8px;
            padding: 12px 26px;
            backdrop-filter: blur(10px);
            font-weight: 600;
            transition: all 0.3s ease;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-glow-outline:hover {
            background: rgba(0, 240, 255, 0.12);
            color: #fff;
            border-color: var(--cyan-glow);
            box-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
            transform: translateY(-2px);
        }
        .glass-card {
            background: var(--card-glass);
            border: 1px solid var(--border-glass);
            border-top: 1px solid var(--border-glow);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-radius: var(--radius-default);
            box-shadow: var(--shadow-glass);
            transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
            padding: 28px;
            height: 100%;
            position: relative;
            overflow: hidden;
        }
        .glass-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 16px 40px rgba(0, 240, 255, 0.15);
            border-color: rgba(0, 240, 255, 0.4);
        }
        .section-py {
            padding-top: 80px;
            padding-bottom: 80px;
            position: relative;
        }
        .section-title {
            color: var(--text-primary);
            font-weight: 700;
            font-size: 2.1rem;
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .section-subtitle {
            color: var(--text-muted);
            font-size: 1.05rem;
            max-width: 820px;
            margin: 0 auto 50px auto;
            line-height: 1.8;
        }
        .badge-tech {
            background: rgba(0, 240, 255, 0.1);
            color: var(--cyan-glow);
            border: 1px solid rgba(0, 240, 255, 0.3);
            font-size: 0.85rem;
            padding: 6px 14px;
            border-radius: 20px;
            font-weight: 600;
            display: inline-block;
            margin-bottom: 15px;
        }
        .badge-success-tech {
            background: rgba(16, 185, 129, 0.15);
            color: var(--emerald-accent);
            border: 1px solid rgba(16, 185, 129, 0.3);
            font-size: 0.85rem;
            padding: 4px 10px;
            border-radius: 6px;
        }
        .category-hero {
            background: linear-gradient(180deg, rgba(7, 13, 24, 0.75) 0%, rgba(7, 13, 24, 0.98) 100%), url('/assets/images/dc30cc700d2a579c.webp') center/cover no-repeat;
            padding: 60px 0 70px 0;
            border-bottom: 1px solid var(--border-glass);
        }
        .metric-pill {
            background: rgba(15, 23, 42, 0.8);
            border: 1px solid var(--border-glass);
            border-radius: 12px;
            padding: 16px 20px;
            text-align: center;
        }
        .metric-pill .val {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--cyan-glow);
            font-family: monospace;
        }
        .metric-pill .lab {
            font-size: 0.85rem;
            color: var(--text-muted);
            margin-top: 4px;
        }
        .topic-card-img {
            height: 190px;
            width: 100%;
            object-fit: cover;
            border-radius: 8px;
            margin-bottom: 18px;
            border: 1px solid var(--border-glass);
        }
        .table-tech {
            width: 100%;
            color: var(--text-secondary);
            border-collapse: separate;
            border-spacing: 0 10px;
        }
        .table-tech th {
            color: var(--text-muted);
            font-weight: 600;
            padding: 14px 18px;
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border-glass);
        }
        .table-tech td {
            background: rgba(15, 23, 42, 0.55);
            padding: 18px;
            font-size: 0.95rem;
            border-top: 1px solid var(--border-glass);
            border-bottom: 1px solid var(--border-glass);
        }
        .table-tech td:first-child {
            border-left: 1px solid var(--border-glass);
            border-radius: 8px 0 0 8px;
        }
        .table-tech td:last-child {
            border-right: 1px solid var(--border-glass);
            border-radius: 0 8px 8px 0;
        }
        .step-num {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(0, 240, 255, 0.1);
            color: var(--cyan-glow);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 1.25rem;
            font-weight: 800;
            border: 1px solid var(--border-glow);
            margin-bottom: 18px;
        }
        .accordion-tech .accordion-item {
            background: var(--card-glass);
            border: 1px solid var(--border-glass);
            border-radius: 10px !important;
            margin-bottom: 16px;
            overflow: hidden;
        }
        .accordion-tech .accordion-button {
            background: transparent;
            color: var(--text-primary);
            font-weight: 600;
            padding: 20px 24px;
            box-shadow: none;
        }
        .accordion-tech .accordion-button:not(.collapsed) {
            color: var(--cyan-glow);
            background: rgba(0, 240, 255, 0.05);
            border-bottom: 1px solid var(--border-glass);
        }
        .accordion-tech .accordion-button::after {
            filter: invert(1) hue-rotate(180deg);
        }
        .accordion-tech .accordion-body {
            padding: 22px 24px;
            color: var(--text-muted);
            line-height: 1.8;
            background: rgba(10, 18, 32, 0.4);
        }
        .cta-box {
            background: linear-gradient(135deg, rgba(13, 23, 38, 0.95) 0%, rgba(37, 99, 235, 0.18) 100%);
            border: 1px solid var(--border-glow);
            border-radius: 18px;
            padding: 48px 40px;
            box-shadow: 0 10px 40px rgba(0, 240, 255, 0.15);
        }
        .footer-tech {
            background: #040810;
            border-top: 1px solid rgba(0, 240, 255, 0.12);
            padding: 70px 0 35px 0;
            color: var(--text-muted);
        }
        .footer-title {
            color: var(--text-primary);
            font-size: 1.1rem;
            font-weight: 700;
            margin-bottom: 22px;
            letter-spacing: 0.5px;
        }
        .footer-links {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: var(--text-muted);
            font-size: 0.92rem;
        }
        .footer-links a:hover {
            color: var(--cyan-glow);
            padding-left: 5px;
        }
        .status-indicator {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--emerald-accent);
            display: inline-block;
            box-shadow: 0 0 10px var(--emerald-accent);
        }