:root {
            --bg: #060d1a;
            --bg-elevated: #0c1525;
            --bg-card: #111b2e;
            --bg-card-hover: #182538;
            --border: rgba(255, 255, 255, 0.05);
            --border-strong: rgba(255, 255, 255, 0.10);
            --electric: #5b8def;
            --electric-light: #80b5ff;
            --electric-soft: rgba(91, 141, 239, 0.12);
            --electric-glow: rgba(91, 141, 239, 0.06);
            --cyan: #3dd6c8;
            --cyan-soft: rgba(61, 214, 200, 0.12);
            --purple: #8b6fdf;
            --purple-soft: rgba(139, 111, 223, 0.12);
            --text: #e4e8f0;
            --text-secondary: #9ba0b0;
            --text-muted: #6b7080;
            --font-display: 'Instrument Serif', Georgia, 'Times New Roman', serif;
            --font-body: 'Source Serif 4', Georgia, 'Times New Roman', serif;
            --font-mono: 'DM Mono', 'Courier New', monospace;
            --font-sans: system-ui, -apple-system, 'Segoe UI', sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: var(--font-body);
            background: var(--bg);
            color: var(--text);
            line-height: 1.75;
            overflow-x: hidden;
            min-height: 100vh;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        body::before {
            content: '';
            position: fixed;
            inset: 0;
            background: radial-gradient(ellipse at 70% 20%, rgba(91, 141, 239, 0.04) 0%, transparent 55%),
                radial-gradient(ellipse at 25% 60%, rgba(139, 111, 223, 0.03) 0%, transparent 50%),
                radial-gradient(ellipse at 60% 85%, rgba(61, 214, 200, 0.03) 0%, transparent 45%);
            pointer-events: none;
            z-index: 0;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        ul {
            list-style: none;
        }
        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 0 2.5rem;
        }

        .skip-link {
            position: absolute;
            top: -100px;
            left: 1rem;
            z-index: 200;
            background: var(--electric);
            color: #fff;
            padding: 0.5rem 1rem;
            border-radius: 0 0 6px 6px;
            font-family: var(--font-sans);
            font-size: 0.85rem;
            transition: top 0.3s;
        }
        .skip-link:focus {
            top: 0;
        }

        header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(6, 13, 26, 0.88);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-bottom: 1px solid var(--border);
        }
        header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 66px;
            gap: 1rem;
        }
        .logo {
            flex-shrink: 0;
            display: flex;
            align-items: center;
        }
        .logo-img {
            height: 2rem;
            width: auto;
        }
        .site-nav ul {
            display: flex;
            gap: 0.2rem;
            flex-wrap: wrap;
        }
        .site-nav a {
            font-family: var(--font-mono);
            font-size: 0.74rem;
            color: var(--text-muted);
            padding: 0.4rem 0.85rem;
            border-radius: 6px;
            transition: all 0.22s ease;
            letter-spacing: 0.02em;
            white-space: nowrap;
        }
        .site-nav a:hover {
            color: var(--text);
            background: rgba(255, 255, 255, 0.03);
        }
        .site-nav a[aria-current="page"] {
            color: var(--electric);
            background: var(--electric-soft);
        }
        main {
            position: relative;
            z-index: 1;
        }

        .hero {
            min-height: 92vh;
            display: flex;
            align-items: center;
            position: relative;
            overflow: hidden;
            padding: 4rem 0 3rem;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: center;
            position: relative;
            z-index: 1;
        }
        .hero-text {
            opacity: 0;
            animation: fadeUp 0.7s ease 0.1s forwards;
        }
        .hero-overline {
            font-family: var(--font-mono);
            font-size: 0.68rem;
            color: var(--electric);
            letter-spacing: 0.24em;
            text-transform: uppercase;
            margin-bottom: 1.4rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .hero-overline::before {
            content: '';
            width: 26px;
            height: 1.5px;
            background: var(--electric);
            border-radius: 1px;
        }
        .hero h1 {
            font-family: var(--font-display);
            font-size: clamp(3.5rem, 7.5vw, 6rem);
            font-weight: 400;
            line-height: 0.94;
            letter-spacing: -0.03em;
            color: var(--text);
            margin-bottom: 0.35rem;
        }
        .hero h1 em {
            font-style: italic;
            color: var(--electric);
        }
        .hero h1 .cyan-mark {
            color: var(--cyan);
            font-style: italic;
        }
        .hero-tagline {
            font-family: var(--font-display);
            font-size: clamp(0.95rem, 1.6vw, 1.25rem);
            font-style: italic;
            color: var(--text-secondary);
            margin-bottom: 1.3rem;
            opacity: 0;
            animation: fadeUp 0.7s ease 0.2s forwards;
        }
        .hero-description {
            font-size: 0.95rem;
            color: var(--text-secondary);
            max-width: 460px;
            margin-bottom: 1.8rem;
            opacity: 0;
            animation: fadeUp 0.7s ease 0.3s forwards;
            line-height: 1.85;
        }
        .hero-actions {
            display: flex;
            gap: 0.8rem;
            flex-wrap: wrap;
            opacity: 0;
            animation: fadeUp 0.7s ease 0.4s forwards;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            padding: 0.7rem 1.5rem;
            border-radius: 6px;
            font-family: var(--font-mono);
            font-size: 0.78rem;
            font-weight: 500;
            cursor: pointer;
            border: none;
            transition: all 0.25s ease;
            letter-spacing: 0.03em;
            white-space: nowrap;
        }
        .btn-primary {
            background: var(--electric);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--electric-light);
            transform: translateY(-1px);
            box-shadow: 0 8px 28px rgba(91, 141, 239, 0.25);
        }
        .btn-outline {
            background: transparent;
            color: var(--text-secondary);
            border: 1px solid var(--border-strong);
        }
        .btn-outline:hover {
            border-color: var(--electric);
            color: var(--electric);
            transform: translateY(-1px);
        }
        .btn-sm {
            padding: 0.4rem 0.95rem;
            font-size: 0.66rem;
            letter-spacing: 0.04em;
        }
        .hero-right {
            position: relative;
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 0;
            animation: fadeUp 0.8s ease 0.35s forwards;
        }
        .hero-terminal {
            width: 100%;
            max-width: 440px;
            background: var(--bg-elevated);
            border: 1px solid var(--border-strong);
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
        }
        .terminal-header {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            padding: 0.75rem 1rem;
            border-bottom: 1px solid var(--border);
            background: var(--bg-card);
        }
        .terminal-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
        }
        .terminal-dot:nth-child(1) {
            background: #5b8def;
        }
        .terminal-dot:nth-child(2) {
            background: #8b6fdf;
        }
        .terminal-dot:nth-child(3) {
            background: #3dd6c8;
        }
        .terminal-title {
            flex: 1;
            text-align: center;
            font-family: var(--font-mono);
            font-size: 0.64rem;
            color: var(--text-muted);
            letter-spacing: 0.03em;
        }
        .terminal-body {
            padding: 1.3rem;
            font-family: var(--font-mono);
            font-size: 0.72rem;
            line-height: 1.9;
            color: var(--text-secondary);
        }
        .terminal-body .prompt {
            color: var(--electric);
        }
        .terminal-body .cmd {
            color: #e4e8f0;
        }
        .terminal-body .output {
            color: var(--text-muted);
        }
        .terminal-body .success {
            color: var(--cyan);
        }
        .terminal-body .highlight {
            color: var(--purple);
        }
        .terminal-body .comment {
            color: #5a6378;
            font-style: italic;
        }

        .stats-bar {
            padding: 3.5rem 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 0;
        }
        .stat-item {
            text-align: center;
            padding: 1.5rem 1.2rem;
            position: relative;
        }
        .stat-item:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 16%;
            height: 68%;
            width: 1px;
            background: var(--border);
        }
        .stat-value {
            font-family: var(--font-display);
            font-size: 2.7rem;
            font-weight: 400;
            color: var(--electric);
            line-height: 1.1;
            margin-bottom: 0.15rem;
        }
        .stat-value.cyan {
            color: var(--cyan);
        }
        .stat-value.purple {
            color: var(--purple);
        }
        .stat-label {
            font-family: var(--font-mono);
            font-size: 0.68rem;
            color: var(--text-muted);
            letter-spacing: 0.1em;
            text-transform: uppercase;
        }

        .section-header {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: end;
            margin-bottom: 3.5rem;
        }
        .section-header h2 {
            font-family: var(--font-display);
            font-size: clamp(2.2rem, 3.8vw, 3rem);
            font-weight: 400;
            line-height: 1.1;
            color: var(--text);
            letter-spacing: -0.02em;
        }
        .section-header h2 em {
            font-style: italic;
            color: var(--electric);
        }
        .section-header p {
            font-size: 0.95rem;
            color: var(--text-secondary);
            line-height: 1.8;
            max-width: 380px;
        }

        .device-selector {
            padding: 0 0 5rem;
            position: relative;
            z-index: 1;
        }
        .device-table-wrap {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 12px;
            overflow: hidden;
        }
        .device-table {
            width: 100%;
            border-collapse: collapse;
            font-family: var(--font-mono);
            font-size: 0.76rem;
        }
        .device-table thead th {
            background: var(--bg-card);
            color: var(--text-muted);
            font-weight: 500;
            padding: 0.95rem 1.4rem;
            text-align: left;
            letter-spacing: 0.06em;
            text-transform: uppercase;
            font-size: 0.66rem;
            border-bottom: 1px solid var(--border);
        }
        .device-table tbody td {
            padding: 1rem 1.4rem;
            border-bottom: 1px solid var(--border);
            color: var(--text-secondary);
            vertical-align: middle;
        }
        .device-table tbody tr {
            transition: background 0.25s ease;
        }
        .device-table tbody tr:hover {
            background: var(--bg-card-hover);
        }
        .device-table tbody tr:last-child td {
            border-bottom: none;
        }
        .device-name {
            color: var(--text);
            font-weight: 500;
        }
        .status-badge {
            display: inline-block;
            padding: 0.18rem 0.6rem;
            border-radius: 4px;
            font-size: 0.64rem;
            letter-spacing: 0.04em;
            font-family: var(--font-mono);
        }
        .status-stable {
            background: var(--cyan-soft);
            color: var(--cyan);
        }
        .status-recommended {
            background: var(--electric-soft);
            color: var(--electric);
        }
        .status-new {
            background: var(--purple-soft);
            color: var(--purple);
        }
        .device-table a {
            color: var(--electric);
            font-weight: 500;
            transition: color 0.2s;
        }
        .device-table a:hover {
            color: var(--electric-light);
            text-decoration: underline;
        }

        .about-clash {
            padding: 6rem 0;
        }
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 3rem;
            align-items: start;
        }
        .about-content {
            font-size: 0.93rem;
            color: var(--text-secondary);
            line-height: 2;
        }
        .about-content p {
            margin-bottom: 1.1rem;
        }
        .about-content strong {
            color: var(--text);
            font-weight: 500;
        }
        .about-content .kw-natural {
            color: var(--electric);
            font-weight: 500;
        }
        .about-visual {
            position: sticky;
            top: 90px;
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 1.8rem;
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .about-visual-item {
            display: flex;
            align-items: center;
            gap: 0.9rem;
            padding: 0.7rem 1rem;
            background: var(--bg-card);
            border-radius: 8px;
            border-left: 2px solid var(--electric);
            font-family: var(--font-mono);
            font-size: 0.7rem;
            color: var(--text-secondary);
            transition: all 0.3s ease;
        }
        .about-visual-item:hover {
            border-left-color: var(--cyan);
            background: var(--bg-card-hover);
            color: var(--text);
        }
        .about-visual-item .protocol-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            flex-shrink: 0;
        }
        .protocol-dot.ss {
            background: #5b8def;
        }
        .protocol-dot.ssr {
            background: #8b6fdf;
        }
        .protocol-dot.vmess {
            background: #ff6b6b;
        }
        .protocol-dot.trojan {
            background: #3dd6c8;
        }
        .protocol-dot.snell {
            background: #f0c060;
        }
        .protocol-dot.hysteria {
            background: #e87890;
        }

        .ecosystem {
            padding: 6rem 0;
            border-top: 1px solid var(--border);
        }
        .eco-table-wrap {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 12px;
            overflow: hidden;
        }
        .eco-table {
            width: 100%;
            border-collapse: collapse;
            font-family: var(--font-mono);
            font-size: 0.74rem;
        }
        .eco-table thead th {
            background: var(--bg-card);
            color: var(--text-muted);
            font-weight: 500;
            padding: 0.95rem 1.3rem;
            text-align: left;
            letter-spacing: 0.05em;
            text-transform: uppercase;
            font-size: 0.64rem;
            border-bottom: 1px solid var(--border);
        }
        .eco-table tbody td {
            padding: 0.95rem 1.3rem;
            border-bottom: 1px solid var(--border);
            color: var(--text-secondary);
            vertical-align: middle;
        }
        .eco-table tbody tr:hover {
            background: var(--bg-card-hover);
        }
        .eco-table tbody tr:last-child td {
            border-bottom: none;
        }
        .eco-table .client-name {
            color: var(--text);
            font-weight: 500;
        }
        .eco-table a {
            color: var(--electric);
            font-weight: 500;
            transition: color 0.2s;
        }
        .eco-table a:hover {
            color: var(--electric-light);
            text-decoration: underline;
        }

        .scene-downloads {
            padding: 6rem 0;
        }
        .scene-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 1.2rem;
        }
        .scene-card {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 2.2rem 1.8rem;
            transition: all 0.35s ease;
            position: relative;
            overflow: hidden;
            display: flex;
            flex-direction: column;
        }
        .scene-card:hover {
            border-color: var(--electric);
            transform: translateY(-4px);
            box-shadow: 0 18px 45px rgba(0, 0, 0, 0.5);
        }
        .scene-card::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--electric);
            transition: width 0.35s ease;
        }
        .scene-card:hover::after {
            width: 55%;
        }
        .scene-icon {
            width: 46px;
            height: 46px;
            margin-bottom: 1.3rem;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: var(--bg-card);
            font-size: 1.3rem;
            color: var(--electric);
            transition: all 0.3s ease;
        }
        .scene-card:hover .scene-icon {
            background: var(--electric-soft);
            box-shadow: 0 0 22px var(--electric-glow);
        }
        .scene-card h3 {
            font-family: var(--font-display);
            font-size: 1.2rem;
            font-weight: 400;
            color: var(--text);
            margin-bottom: 0.4rem;
            letter-spacing: -0.01em;
        }
        .scene-card .scene-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 0.3rem;
            margin-bottom: 0.9rem;
        }
        .scene-tag {
            font-family: var(--font-mono);
            font-size: 0.58rem;
            padding: 0.16rem 0.45rem;
            border-radius: 4px;
            background: var(--bg-card);
            color: var(--text-muted);
            letter-spacing: 0.04em;
        }
        .scene-card p {
            font-size: 0.83rem;
            color: var(--text-secondary);
            line-height: 1.7;
            margin-bottom: 1.4rem;
            flex: 1;
        }
        .scene-card .btn-sm {
            align-self: flex-start;
            display: inline-flex;
            background: transparent;
            border: 1px solid var(--border-strong);
            color: var(--text-secondary);
            border-radius: 5px;
            font-family: var(--font-mono);
            font-size: 0.64rem;
            padding: 0.38rem 0.85rem;
            cursor: pointer;
            transition: all 0.25s ease;
            letter-spacing: 0.03em;
        }
        .scene-card .btn-sm:hover {
            border-color: var(--electric);
            color: var(--electric);
            background: var(--electric-soft);
        }

        .node-lab {
            padding: 6rem 0;
            border-top: 1px solid var(--border);
        }
        .node-lab-inner {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 2rem;
        }
        .node-lab-visual {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 2rem;
            position: relative;
            overflow: hidden;
            min-height: 340px;
            display: flex;
            align-items: center;
            justify-content: center;
        }
        .node-lab-visual svg {
            width: 100%;
            height: auto;
            max-width: 380px;
        }
        .pulse-node {
            animation: nodePulse 2.4s ease-in-out infinite;
        }
        .pulse-node:nth-child(1) {
            animation-delay: 0s;
        }
        .pulse-node:nth-child(2) {
            animation-delay: 0.6s;
        }
        .pulse-node:nth-child(3) {
            animation-delay: 1.2s;
        }
        .pulse-node:nth-child(4) {
            animation-delay: 1.8s;
        }
        @keyframes nodePulse {
            0%,
            100% {
                r: 3;
                opacity: 0.4;
            }
            50% {
                r: 7;
                opacity: 1;
            }
        }
        .node-lab-info {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .node-lab-card {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 1.3rem;
            transition: all 0.3s ease;
            cursor: default;
        }
        .node-lab-card:hover {
            border-color: var(--border-strong);
            background: var(--bg-card-hover);
        }
        .node-lab-card h4 {
            font-family: var(--font-display);
            font-size: 1.05rem;
            font-weight: 400;
            color: var(--text);
            margin-bottom: 0.3rem;
            letter-spacing: -0.01em;
        }
        .node-lab-card .strat-badge {
            display: inline-block;
            font-family: var(--font-mono);
            font-size: 0.56rem;
            padding: 0.12rem 0.45rem;
            border-radius: 3px;
            letter-spacing: 0.06em;
            margin-bottom: 0.45rem;
        }
        .strat-badge.global {
            background: var(--electric-soft);
            color: var(--electric);
        }
        .strat-badge.rule {
            background: var(--purple-soft);
            color: var(--purple);
        }
        .strat-badge.direct {
            background: var(--cyan-soft);
            color: var(--cyan);
        }
        .strat-badge.auto {
            background: rgba(160, 150, 200, 0.14);
            color: #b8a8d8;
        }
        .node-lab-card p {
            font-size: 0.8rem;
            color: var(--text-secondary);
            line-height: 1.7;
        }

        .cta-section {
            padding: 2rem 0 6rem;
        }
        .cta-box {
            display: grid;
            grid-template-columns: 1fr auto;
            gap: 2.5rem;
            align-items: center;
            padding: 3.2rem;
            border: 1px solid var(--electric);
            border-radius: 12px;
            position: relative;
            overflow: hidden;
            background: var(--bg-elevated);
        }
        .cta-box::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(ellipse at 80% 50%, rgba(91, 141, 239, 0.05) 0%, transparent 60%);
            pointer-events: none;
        }
        .cta-box h2 {
            font-family: var(--font-display);
            font-size: 1.9rem;
            font-weight: 400;
            color: var(--text);
            margin-bottom: 0.35rem;
            position: relative;
        }
        .cta-box p {
            color: var(--text-secondary);
            font-size: 0.92rem;
            max-width: 460px;
            position: relative;
        }
        .cta-box .btn {
            position: relative;
            white-space: nowrap;
        }

        .hot-tutorials {
            padding: 5rem 0;
            border-top: 1px solid var(--border);
        }
        .tutorial-link-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 0.7rem;
        }
        .tutorial-link-card {
            display: block;
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 10px;
            padding: 1.4rem;
            transition: all 0.3s ease;
            position: relative;
            overflow: hidden;
        }
        .tutorial-link-card:hover {
            border-color: var(--electric);
            background: var(--bg-card-hover);
            transform: translateY(-2px);
        }
        .tutorial-link-card h4 {
            font-family: var(--font-display);
            font-size: 1rem;
            font-weight: 400;
            color: var(--text);
            margin-bottom: 0.25rem;
            letter-spacing: -0.01em;
        }
        .tutorial-link-card p {
            font-size: 0.78rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .tutorial-link-card .arrow-hint {
            font-family: var(--font-mono);
            font-size: 0.63rem;
            color: var(--electric);
            margin-top: 0.5rem;
            display: inline-block;
            letter-spacing: 0.05em;
        }

        .faq-section {
            padding: 5rem 0;
            border-top: 1px solid var(--border);
        }
        .faq-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 0.6rem;
        }
        .faq-item {
            background: var(--bg-elevated);
            border: 1px solid var(--border);
            border-radius: 10px;
            overflow: hidden;
            transition: all 0.25s ease;
        }
        .faq-item:hover {
            border-color: var(--border-strong);
        }
        .faq-item summary {
            padding: 1.1rem 1.3rem;
            font-family: var(--font-body);
            font-size: 0.88rem;
            font-weight: 500;
            color: var(--text);
            cursor: pointer;
            list-style: none;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 1rem;
            user-select: none;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::after {
            content: '+';
            font-family: var(--font-mono);
            font-size: 1.05rem;
            color: var(--electric);
            transition: transform 0.3s ease;
            flex-shrink: 0;
        }
        .faq-item[open] summary::after {
            content: '−';
            transform: rotate(180deg);
        }
        .faq-answer {
            padding: 0 1.3rem 1.1rem;
            font-size: 0.82rem;
            color: var(--text-secondary);
            line-height: 1.85;
        }
        .faq-more {
            text-align: center;
            margin-top: 1.6rem;
        }

        footer {
            border-top: 1px solid var(--border);
            padding: 3rem 0;
            position: relative;
            z-index: 1;
        }
        footer .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 1.5rem;
        }
        .footer-left {
            display: flex;
            align-items: center;
            gap: 2rem;
            flex-wrap: wrap;
        }
        .footer-logo {
            font-family: var(--font-display);
            font-size: 1.05rem;
            color: var(--text);
        }
        .footer-logo em {
            color: var(--electric);
            font-style: italic;
        }
        .footer-copy {
            font-family: var(--font-mono);
            font-size: 0.68rem;
            color: var(--text-muted);
        }
        .footer-links {
            display: flex;
            gap: 1.6rem;
            flex-wrap: wrap;
        }
        .footer-links a {
            font-family: var(--font-mono);
            font-size: 0.7rem;
            color: var(--text-muted);
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--electric);
        }

        @keyframes fadeUp {
            from {
                opacity: 0;
                transform: translateY(22px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @media (max-width: 900px) {
            .hero-grid {
                grid-template-columns: 1fr;
                gap: 2rem;
            }
            .hero {
                min-height: auto;
                padding: 5rem 0 2.5rem;
            }
            .hero-right {
                order: -1;
            }
            .hero h1 {
                font-size: 3rem;
            }
            .section-header {
                grid-template-columns: 1fr;
                gap: 0.8rem;
            }
            .about-grid {
                grid-template-columns: 1fr;
            }
            .about-visual {
                position: static;
                flex-direction: row;
                flex-wrap: wrap;
                gap: 0.5rem;
                padding: 1rem;
            }
            .about-visual-item {
                flex: 1 1 auto;
                font-size: 0.64rem;
                padding: 0.5rem 0.6rem;
            }
            .node-lab-inner {
                grid-template-columns: 1fr;
            }
            .node-lab-visual {
                min-height: 220px;
            }
            .scene-grid {
                grid-template-columns: 1fr 1fr;
            }
            .tutorial-link-grid {
                grid-template-columns: 1fr 1fr;
            }
            .faq-grid {
                grid-template-columns: 1fr;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .stat-item:nth-child(2)::after {
                display: none;
            }
            .cta-box {
                grid-template-columns: 1fr;
                text-align: center;
                padding: 2.2rem 1.6rem;
            }
            .cta-box p {
                max-width: 100%;
                margin: 0 auto;
            }
            .device-table {
                font-size: 0.68rem;
            }
            .device-table thead th,
            .device-table tbody td {
                padding: 0.7rem 0.9rem;
            }
            .eco-table {
                font-size: 0.66rem;
            }
            .eco-table thead th,
            .eco-table tbody td {
                padding: 0.65rem 0.8rem;
            }
        }

        @media (max-width: 600px) {
            .container {
                padding: 0 1rem;
            }
            header .container {
                flex-direction: column;
                height: auto;
                padding-top: 0.6rem;
                padding-bottom: 0.6rem;
                gap: 0.3rem;
            }
            .site-nav a {
                font-size: 0.65rem;
                padding: 0.28rem 0.45rem;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .hero-tagline {
                font-size: 0.85rem;
            }
            .hero-actions {
                flex-direction: column;
            }
            .btn {
                width: 100%;
                justify-content: center;
            }
            .stats-grid {
                grid-template-columns: 1fr 1fr;
            }
            .stat-item:not(:last-child)::after {
                display: none;
            }
            .stat-item:nth-child(odd) {
                border-right: 1px solid var(--border);
            }
            .stat-item:nth-child(1),
            .stat-item:nth-child(2) {
                border-bottom: 1px solid var(--border);
            }
            .stat-value {
                font-size: 1.9rem;
            }
            .scene-grid {
                grid-template-columns: 1fr;
            }
            .tutorial-link-grid {
                grid-template-columns: 1fr;
            }
            .device-table {
                font-size: 0.6rem;
            }
            .device-table thead th,
            .device-table tbody td {
                padding: 0.55rem 0.6rem;
            }
            .eco-table {
                font-size: 0.58rem;
            }
            .eco-table thead th,
            .eco-table tbody td {
                padding: 0.5rem 0.55rem;
            }
            .cta-box {
                padding: 1.8rem 1rem;
            }
            .cta-box h2 {
                font-size: 1.4rem;
            }
            footer .container {
                flex-direction: column;
                text-align: center;
            }
            .footer-left {
                flex-direction: column;
                gap: 0.3rem;
            }
            .footer-links {
                justify-content: center;
                gap: 1rem;
            }
        }
		.logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: 0.55rem;
    text-decoration: none;
}

.logo-img {
    height: 2.2rem;
    width: auto;
    display: block;
    flex-shrink: 0;
}

.logo-text {
    display: flex;
    align-items: baseline;
}

.logo-text .brand {
    font-family: var(--font-display);
    font-size: 1.45rem;
    color: var(--text);
    letter-spacing: -0.01em;
    line-height: 1;
}

/* 可选：为文字添加品牌色点缀 */
.logo-text .brand::after {
    content: '.';
    color: var(--electric);
    font-style: italic;
    margin-left: 1px;
}

/* hover 微交互 */
.logo:hover .logo-text .brand {
    color: var(--electric-light);
    transition: color 0.25s ease;
}

.logo:hover .logo-img {
    opacity: 0.9;
    transition: opacity 0.25s ease;
}