@font-face {
            font-family: "Iosevka";
            src: url("../iosevka-bold-1.ttf") format("truetype");
            font-weight: 700;
            font-style: normal;
            font-display: swap;
        }
        :root {
            --bg: #353b45;
            --bg-alt: #3e4652;
            --text-main: #f5f5f5;
            --text-muted: #cccccc;
            --border: #5c6678;
            --orange: #e67e22;
            --orange-hover: #d35400;
            --orange-light: #ffd6c2;
            --gray-dark: #282c33;
            --link: #e67e22;
        }

        * { box-sizing: border-box; }

        html { overflow-x: hidden; }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
            margin: 0;
            padding: 0;
            color: var(--text-main);
            background: var(--bg);
            line-height: 1.6;
            -webkit-font-smoothing: antialiased;
        }

        a { color: var(--link); text-decoration: none; }
        a:hover { text-decoration: underline; }

        .container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

        /* Nav */
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 16px 0;
            min-height: 70px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: bold;
            font-size: 1.6rem;
            color: var(--text-main);
            text-decoration: none;
            margin-left: -16px;
        }
        .brand img { height: 64px; }

        .nav-right {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-links {
            display: flex;
            gap: 24px;
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .nav-links a {
            color: var(--text-main);
            font-weight: 500;
            font-size: 0.95rem;
        }
        .nav-links a:hover, .nav-links a.active { color: var(--orange); text-decoration: none; }

        .lang-switch {
            display: flex;
            gap: 10px;
            background: var(--gray-dark);
            padding: 6px 12px;
            border-radius: 4px;
            font-size: 0.85em;
            font-weight: bold;
        }
        .lang-switch a,
        .lang-switch button { cursor: pointer; color: var(--text-muted); }
        .lang-switch a:hover,
        .lang-switch a.active,
        .lang-switch button:hover,
        .lang-switch button.active { color: var(--orange); text-decoration: none; }
        .lang-switch button {
            appearance: none;
            border: 0;
            background: transparent;
            padding: 0;
            font: inherit;
        }

        /* Hero */
        .hero {
            padding: 50px 0 80px;
        }
        .hero-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 50px;
        }
        .hero-main { flex: 1.2; padding-left: 60px; }
        .hero-code { flex: 1.5; min-width: 0; }

        .hero h1 {
            font-size: 7rem;
            margin: 0 0 16px 0;
            letter-spacing: -0.05em;
            font-weight: 900;
            color: var(--orange);
        }
        .hero h2 {
            font-size: 1.6rem;
            font-weight: 400;
            color: var(--text-muted);
            margin: 0;
            line-height: 1.4;
        }

        .hero-actions {
            display: flex;
            gap: 16px;
            margin-top: 32px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-block;
            padding: 14px 28px;
            font-size: 1.05rem;
            font-weight: bold;
            border-radius: 6px;
            text-decoration: none !important;
            transition: all 0.2s;
            text-align: center;
        }
        .btn-primary {
            background: var(--orange);
            color: #fff;
            border: 2px solid var(--orange);
        }
        .btn-primary:hover { background: var(--orange-hover); border-color: var(--orange-hover); }
        .btn-secondary {
            background: transparent;
            color: var(--text-main);
            border: 2px solid var(--border);
        }
        .btn-secondary:hover { border-color: var(--orange); color: var(--orange); }

        .code-sample {
            background: #282c34;
            border: 1px solid #3e4452;
            border-radius: 8px;
            padding: 28px 32px;
            overflow-x: auto;
            scrollbar-width: none;
            max-width: 100%;
            display: inline-block;
            min-width: 100%;
            box-sizing: border-box;
            font-family: "Iosevka", Consolas, monospace;
            font-weight: 500;
            font-size: 1rem;
            line-height: 1.4;
            text-align: left;
        }
        .code-sample::-webkit-scrollbar { display: none; }
        .code-sample code { font-family: "Iosevka", Consolas, monospace; font-weight: 500; letter-spacing: 0.03em; white-space: pre; }
        .code-keyword { color: #CC7832; }
        .code-title { color: #FFC66D; }
        .code-string { color: #98c379; }
        .code-number { color: #d19a66; }
        .code-param { color: #e06c75; }
        .code-type { color: #4DB8A8; }
        .code-property { color: #56b6c2; }
        .code-operator { color: #abb2bf; }
        .code-comment { color: #5c6370; font-style: italic; }

        .code-tabs {
            display: flex;
            gap: 4px;
            padding-left: 8px;
            margin-bottom: -1px;
            position: relative;
            z-index: 1;
            flex-wrap: wrap;
        }
        .code-tab {
            padding: 7px 14px;
            border: 1px solid #3e4452;
            border-bottom: none;
            border-radius: 6px 6px 0 0;
            background: #1e2229;
            color: var(--text-muted);
            font-family: inherit;
            font-size: 0.78rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.2s;
        }
        .code-tab:hover {
            color: var(--text-main);
            background: #282c34;
        }
        .code-tab.active {
            background: #282c34;
            border-color: #3e4452;
            color: #e5c07b;
        }
        .code-sample > pre { margin: 0; color: #abb2bf; width: max-content; min-width: 100%; }

        /* Sections */
        .section { padding: 70px 0; }
        .section-green { background: #2d3a2d; }
        .section-purple { background: #3a2d3a; }
        .section-orange-bg { background: var(--orange); color: #fff; }
        .section-orange-bg h2,
        .section-orange-bg h3 { color: #fff; }
        .section-orange-bg p { color: var(--orange-light); }
        .section-orange-bg a { color: #fff; text-decoration: underline; }

        .section h2 {
            font-size: 2.2rem;
            margin-top: 0;
            margin-bottom: 12px;
            letter-spacing: -0.02em;
            color: var(--text-main);
        }
        .highlight-bar {
            width: 60px;
            height: 4px;
            background: var(--orange);
            margin-bottom: 40px;
        }
        .section-orange-bg .highlight-bar { background: #fff; }

        /* Why */
        .why-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }
        .why-card h3 {
            font-size: 1.4rem;
            margin: 0 0 12px 0;
            color: var(--orange);
        }
        .why-card p {
            margin: 0;
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.6;
        }

        /* Build */
        .build-intro {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 800px;
            margin-bottom: 30px;
        }
        .build-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
            gap: 24px;
        }
        .build-card {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .build-card h3 {
            font-size: 1.2rem;
            margin: 0;
            color: var(--orange);
        }
        .build-card p {
            flex-grow: 1;
            margin: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .build-card .btn-secondary {
            margin-top: auto;
            align-self: flex-start;
            font-size: 0.95rem;
            padding: 10px 20px;
        }

        /* Production */
        .production { background: var(--bg-alt); }
        .production p {
            font-size: 1.2rem;
            color: var(--text-muted);
            line-height: 1.7;
            max-width: 900px;
        }

        /* Community */
        .community-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
            margin-bottom: 40px;
        }
        .community-card {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .community-card h3 {
            font-size: 1.4rem;
            margin: 0;
            color: #fff;
        }
        .community-card p {
            flex-grow: 1;
            margin: 0;
            color: var(--orange-light);
            font-size: 1rem;
            line-height: 1.6;
        }
        .community-card .btn-secondary {
            margin-top: auto;
            align-self: flex-start;
            border-color: rgba(255,255,255,0.4);
            color: #fff;
            font-size: 0.95rem;
            padding: 10px 20px;
        }
        .community-card .btn-secondary:hover {
            background: #fff;
            color: var(--orange);
            border-color: #fff;
        }
        .community-full {
            margin-top: 20px;
        }
        .community-full h3 {
            font-size: 1.4rem;
            margin: 0 0 12px 0;
            color: #fff;
        }
        .community-full p {
            color: var(--orange-light);
            font-size: 1rem;
            line-height: 1.6;
            margin: 0 0 20px 0;
        }

        /* Thanks */
        .thanks { background: var(--bg-alt); }
        .thanks-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
            margin-top: 40px;
        }
        .thanks-card {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .thanks-card h3 {
            font-size: 1.3rem;
            margin: 0;
            color: var(--orange);
        }
        .thanks-card p {
            flex-grow: 1;
            margin: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .thanks-card .btn-secondary {
            margin-top: auto;
            align-self: flex-start;
            font-size: 0.95rem;
            padding: 10px 20px;
        }

        .section-intro {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 800px;
            margin-bottom: 30px;
        }

        /* Overview / Features */
        .overview-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }
        .overview-card h3 {
            font-size: 1.4rem;
            margin: 0 0 12px 0;
            color: var(--orange);
        }
        .overview-card p {
            margin: 0;
            color: var(--text-muted);
            font-size: 1.05rem;
            line-height: 1.6;
        }

        /* Commands */
        .cmd-list {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .cmd-item {
            display: flex;
            flex-direction: column;
            gap: 6px;
        }
        .cmd-item-header {
            display: flex;
            align-items: baseline;
            gap: 12px;
            flex-wrap: wrap;
        }
        .cmd-item-header h3 {
            font-size: 1.3rem;
            margin: 0;
            color: var(--orange);
            font-family: "Iosevka", Consolas, monospace;
            font-weight: 700;
            letter-spacing: 0.02em;
        }
        .cmd-item-header .cmd-badge {
            font-size: 0.75rem;
            color: var(--text-light);
            background: var(--bg-alt);
            padding: 2px 10px;
            border-radius: 4px;
            font-weight: 500;
        }
        .cmd-item > p {
            margin: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.5;
        }
        .cmd-item .code-sample {
            margin-top: 4px;
            padding: 14px 18px;
            font-size: 0.82rem;
            line-height: 1.5;
        }

        /* Demo */
        .demo-intro {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 800px;
            margin-bottom: 10px;
        }
        .demo-scenarios {
            display: flex;
            justify-content: center;
            gap: 8px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .demo-scenario {
            padding: 8px 20px;
            border: 1px solid var(--border);
            border-radius: 6px;
            background: transparent;
            color: var(--text-muted);
            font-size: 0.88rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.25s;
            font-family: inherit;
        }
        .demo-scenario:hover { border-color: var(--orange); color: var(--orange); }
        .demo-scenario.active {
            background: var(--orange);
            border-color: var(--orange);
            color: #fff;
        }

        .demo-stage {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 16px;
            min-height: 160px;
        }
        .demo-panel {
            flex: 1;
            min-width: 280px;
            max-width: min(100%, 640px);
            background: #282c34;
            border: 1px solid #3e4452;
            border-radius: 10px;
            padding: 24px 28px;
            transition: all 0.4s ease;
            position: relative;
        }
        .demo-panel::before {
            content: "";
            position: absolute;
            top: 0; left: 0; right: 0;
            height: 3px;
        }
        .demo-panel.before-panel::before { background: var(--orange); }
        .demo-panel.after-panel::before { background: var(--orange); }

        .demo-panel-label {
            font-size: 0.7rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.08em;
            margin: 0 0 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .before-panel .demo-panel-label { color: var(--orange); }
        .after-panel .demo-panel-label { color: var(--orange); }

        .demo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 20px;
            height: 20px;
            border-radius: 50%;
            font-size: 0.6rem;
            font-weight: 700;
        }
        .before-panel .demo-icon { background: var(--orange); color: #fff; }
        .after-panel .demo-icon { background: var(--orange); color: #fff; }

        .demo-cmd {
            font-family: "Iosevka", Consolas, monospace;
            font-size: 0.9rem;
            line-height: 1.6;
            color: #abb2bf;
            word-break: break-all;
            transition: all 0.3s;
            margin: 0;
        }
        .demo-cmd .highlight { color: #e5c07b; font-weight: 700; }
        .demo-cmd .faint { color: #5c6370; }
        .demo-cmd .slash { color: #e06c75; text-decoration: line-through; text-decoration-color: rgba(224,108,117,0.4); }
        .demo-cmd .bash-cmd { color: #61afef; }
        .demo-cmd .bash-op { color: #c678dd; }
        .demo-cmd .bash-str { color: #98c379; }
        .demo-cmd .bash-opt { color: #e5c07b; }

        .demo-arrow-wrap {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 6px;
            flex-shrink: 0;
        }
        .demo-arrow {
            font-size: 1.8rem;
            color: var(--orange);
            animation: pulseArrow 1.5s ease-in-out infinite;
            line-height: 1;
        }
        @keyframes pulseArrow {
            0%, 100% { transform: translateY(0); opacity: 0.6; }
            50% { transform: translateY(4px); opacity: 1; }
        }
        .demo-savings {
            font-size: 0.75rem;
            font-weight: 700;
            color: #98c379;
            background: rgba(152,193,121,0.12);
            padding: 2px 10px;
            border-radius: 10px;
            white-space: nowrap;
        }

        .demo-detail {
            margin-top: 20px;
            padding: 14px 20px;
            background: var(--bg-alt);
            border: 1px dashed var(--border);
            border-radius: 8px;
            font-size: 0.88rem;
            color: var(--text-muted);
            line-height: 1.6;
            min-height: 40px;
            transition: all 0.3s;
        }
        .demo-detail strong { color: var(--orange); }
        .demo-detail code { font-family: "Iosevka", Consolas, monospace; font-size: 0.85em; color: #e5c07b; }

        @keyframes panelFade {
            from { opacity: 0.4; transform: scale(0.97); }
            to { opacity: 1; transform: scale(1); }
        }

        /* Shorthand rules */
        .shorthand-intro {
            font-size: 1.1rem;
            color: var(--text-muted);
            max-width: 800px;
            margin-bottom: 10px;
        }
        .shorthand-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 16px;
        }
        .shorthand-card {
            background: var(--gray-dark);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 18px 20px;
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .shorthand-card .arrow-row {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: "Iosevka", Consolas, monospace;
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .shorthand-card .arrow-row .input {
            color: #e5c07b;
            font-weight: 700;
        }
        .shorthand-card .arrow-row .arrow {
            color: var(--text-muted);
        }
        .shorthand-card .arrow-row .output {
            color: #98c379;
        }
        .shorthand-card .shorthand-label {
            font-size: 0.72rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.06em;
            color: var(--text-light);
        }
        .shorthand-card .shorthand-note {
            margin: 4px 0 0 0;
            color: var(--text-muted);
            font-size: 0.88rem;
            line-height: 1.5;
        }
        .shorthand-tip {
            margin-top: 24px;
            padding: 16px 20px;
            background: var(--bg-alt);
            border: 1px dashed var(--border);
            border-radius: 8px;
            font-size: 0.92rem;
            color: var(--text-muted);
            line-height: 1.6;
        }
        .shorthand-tip strong { color: var(--orange); }

        /* Install */
        .install-steps {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .install-step {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }
        .install-step-num {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            background: var(--orange);
            color: #fff;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            font-size: 0.9rem;
            margin-top: 2px;
        }
        .install-step-content {
            flex-grow: 1;
        }
        .install-step-content p {
            margin: 0 0 6px 0;
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .install-step-content .code-sample {
            padding: 12px 16px;
            font-size: 0.85rem;
        }

        /* Config section */
        .config-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
        }
        .config-card {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .config-card h3 {
            font-size: 1.3rem;
            margin: 0;
            color: var(--orange);
        }
        .config-card p {
            flex-grow: 1;
            margin: 0;
            color: var(--text-muted);
            font-size: 0.95rem;
            line-height: 1.6;
        }
        .config-card .btn-secondary {
            margin-top: auto;
            align-self: flex-start;
            font-size: 0.95rem;
            padding: 10px 20px;
        }

        /* Dir tree */
        .dir-tree {
            background: var(--gray-dark);
            border: 1px solid var(--border);
            border-radius: 8px;
            padding: 20px 24px;
            font-family: "Iosevka", Consolas, monospace;
            font-size: 0.85rem;
            line-height: 1.7;
            color: #abb2bf;
            overflow-x: auto;
        }
        .dir-tree .dir { color: #61afef; }
        .dir-tree .file { color: #abb2bf; }
        .dir-tree .tree-comment { color: #5c6370; font-style: italic; }

        /* Community CTA */
        .community-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 32px;
            margin-bottom: 40px;
        }
        .community-card {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .community-card h3 {
            font-size: 1.4rem;
            margin: 0;
            color: #fff;
        }
        .community-card p {
            flex-grow: 1;
            margin: 0;
            color: var(--orange-light);
            font-size: 1rem;
            line-height: 1.6;
        }
        .community-card .btn-secondary {
            margin-top: auto;
            align-self: flex-start;
            border-color: rgba(255,255,255,0.4);
            color: #fff;
            font-size: 0.95rem;
            padding: 10px 20px;
        }
        .community-card .btn-secondary:hover {
            background: #fff;
            color: var(--orange);
            border-color: #fff;
        }
        /* Footer */
        footer {
            background: var(--gray-dark);
            padding: 60px 0 30px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h4 {
            font-size: 1.1rem;
            margin: 0 0 16px 0;
            color: var(--text-main);
        }
        .footer-col ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-col li { margin-bottom: 10px; }
        .footer-col a {
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .footer-col a:hover { color: var(--orange); text-decoration: none; }
        .social-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
        }
        .social-row a {
            color: var(--text-muted);
            font-size: 0.95rem;
        }
        .social-row a:hover { color: var(--orange); }

        .attribution {
            text-align: center;
            color: var(--text-muted);
            font-size: 0.9rem;
            padding-top: 30px;
            border-top: 1px solid var(--border);
        }
        .attribution p { margin: 6px 0; }
        .attribution a { color: var(--text-muted); }

        /* Animations */
        @media (prefers-reduced-motion: no-preference) {
            @keyframes fadeInUp {
                from { opacity: 0; transform: translateY(24px); }
                to   { opacity: 1; transform: translateY(0); }
            }
            @keyframes shimmer {
                0%   { background-position: -200% center; }
                100% { background-position: 200% center; }
            }
            @keyframes float {
                0%, 100% { transform: translateY(0); }
                50%      { transform: translateY(-5px); }
            }
            #progress-bar {
                position: fixed; top: 0; left: 0; height: 3px;
                background: linear-gradient(90deg, var(--orange), var(--orange-light));
                z-index: 9999; width: 0;
                transition: width 0.1s linear;
            }

            .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.7s cubic-bezier(.2,1,.3,1), transform 0.7s cubic-bezier(.2,1,.3,1); }
            .reveal.visible { opacity: 1; transform: translateY(0); }

            .reveal-grid > * { opacity: 0; transform: translateY(16px); transition: opacity 0.5s ease, transform 0.5s ease; transition-delay: var(--d,0s); }
            .reveal.visible .reveal-grid > * { opacity: 1; transform: translateY(0); }

            .hero-line { opacity: 0; transform: translateY(24px); animation: fadeInUp 0.7s cubic-bezier(.2,1,.3,1) forwards; }
            .hero-line-1 { animation-delay: 0.1s; }
            .hero-line-2 { animation-delay: 0.25s; }
            .hero-line-3 { animation-delay: 0.4s; }
            .hero-line-4 { animation-delay: 0.55s; }

            @keyframes titleGlow {
                0%, 100% { text-shadow: 0 0 20px rgba(230,126,34,0.15); }
                50% { text-shadow: 0 0 40px rgba(230,126,34,0.35); }
            }
            .hero h1 {
                animation-name: fadeInUp, titleGlow;
                animation-duration: 0.7s, 3s;
                animation-timing-function: cubic-bezier(.2,1,.3,1), ease-in-out;
                animation-fill-mode: forwards;
                animation-iteration-count: 1, infinite;
            }



            .highlight-bar {
                background: linear-gradient(90deg, var(--orange) 0%, var(--orange-light) 50%, var(--orange) 100%);
                background-size: 200% auto;
                animation: shimmer 4s linear infinite;
            }
            .section-orange-bg .highlight-bar { background: linear-gradient(90deg, #fff 0%, var(--orange-light) 50%, #fff 100%); background-size: 200% auto; }

            .brand { animation: float 3s ease-in-out infinite; }
            .brand img { transition: transform 0.3s ease; }
            .brand img:hover { transform: scale(1.08) rotate(-3deg); }

            .btn { transition: all 0.25s cubic-bezier(.2,1,.3,1); }
            .btn:hover { transform: translateY(-2px); }
            .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(211,84,0,0.4); }
            .btn-secondary:hover { transform: translateY(-2px); box-shadow: 0 0 0 1px rgba(230,126,34,0.3); }

            .why-card, .build-card, .community-card, .thanks-card { transition: transform 0.25s ease; }
            .why-card:hover, .build-card:hover, .thanks-card:hover { transform: translateY(-4px); }
            .community-card:hover { transform: translateY(-4px); }

            .nav-links a { position: relative; }
            .nav-links a::after {
                content: ''; display: block; width: 0; height: 2px;
                background: var(--orange); transition: width 0.25s ease;
                position: absolute; bottom: -4px; left: 0;
            }
            .nav-links a:hover::after { width: 100%; }

            body::before {
                content: '';
                position: fixed; inset: 0;
                background: radial-gradient(ellipse at var(--mx,50%) var(--my,50%), rgba(230,126,34,0.04) 0%, transparent 70%);
                pointer-events: none; z-index: -1;
            }

            .code-sample { animation: codePulse 3s ease-in-out infinite; }
            @keyframes codePulse {
                0%, 100% { border-color: var(--border); }
                50% { border-color: rgba(230,126,34,0.2); }
            }
        }

        @media (prefers-reduced-motion: reduce) {
            #progress-bar { display: none; }
            .reveal, .reveal.visible { opacity: 1; transform: none; }
            .hero-line { opacity: 1; transform: none; animation: none; }
            .highlight-bar { background: var(--orange); animation: none; }
            .brand { animation: none; }
            .code-sample { animation: none; }
        }

        /* Page variants */
        .page-very .hero-code { margin-left: 0; }
        .page-very .code-sample {
            padding: 24px 28px;
            font-size: 0.9rem;
            line-height: 1.5;
        }
        .cta-centered { text-align: center; }
        .cta-copy { font-size: 1.1rem; max-width: 600px; margin: 0 auto 30px; }
        .cta-actions { justify-content: center; }
        .section-orange-bg .btn-secondary,
        .section-orange-bg .btn-secondary:hover { border-color: rgba(255,255,255,0.4); color: #fff; }
        .footer-note { margin-top: 12px; color: var(--text-muted); font-size: 0.9rem; }

        @keyframes slideFromLeft {
            from { opacity: 0.4; transform: translateX(-20px) scale(0.97); }
            to   { opacity: 1; transform: translateX(0) scale(1); }
        }

        @keyframes slideFromRight {
            from { opacity: 0.4; transform: translateX(20px) scale(0.97); }
            to   { opacity: 1; transform: translateX(0) scale(1); }
        }

        /* Mobile navigation and layout */
        .nav-toggle {
            display: inline-flex;
            position: absolute;
            top: 14px;
            right: 0;
            z-index: 2;
            width: 44px;
            height: 44px;
            align-items: center;
            justify-content: center;
            flex-direction: column;
            gap: 5px;
            border: 1px solid var(--border);
            border-radius: 6px;
            background: var(--gray-dark);
            color: var(--text-main);
            cursor: pointer;
            padding: 0;
        }
        .nav-toggle span {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: currentColor;
            transition: transform 0.2s ease, opacity 0.2s ease;
        }
        nav.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
        nav.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
        nav.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

        @media (min-width: 901px) {
            .nav-toggle { display: none; }
        }

        @media (max-width: 900px) {
            .container { padding: 0 20px; }
            nav {
                position: relative;
                min-height: 64px;
                padding: 10px 54px 10px 0;
                flex-wrap: wrap;
                gap: 10px;
            }
            .brand { margin-left: 0; font-size: 1.35rem; }
            .brand img { height: 48px; width: 48px; object-fit: contain; }
            .nav-toggle {
                display: inline-flex;
                background: #282c33;
                border-color: #768299;
                box-shadow: 0 0 0 1px rgba(255,255,255,0.04);
            }
            .nav-right {
                display: none;
                width: 100%;
                align-items: stretch;
                gap: 14px;
                padding: 14px;
                margin-top: 4px;
                border: 1px solid var(--border);
                border-radius: 8px;
                background: rgba(40,44,51,0.96);
                box-shadow: 0 12px 28px rgba(0,0,0,0.18);
            }
            nav.nav-open .nav-right { display: flex; }
            .nav-links {
                display: grid;
                grid-template-columns: repeat(2, minmax(0, 1fr));
                gap: 8px;
                font-size: 0.95rem;
            }
            .nav-links a {
                display: block;
                min-height: 44px;
                padding: 10px 12px;
                border: 1px solid var(--border);
                border-radius: 6px;
                background: rgba(40,44,51,0.55);
                text-align: center;
            }
            .lang-switch {
                align-self: stretch;
                justify-content: center;
                padding: 10px 12px;
            }
            .lang-switch button {
                min-height: 28px;
                padding: 0 8px;
            }
            .hero {
                padding: 22px 0 42px;
            }
            .hero-inner { flex-direction: column; text-align: center; }
            .hero-main {
                padding-left: 0;
                width: 100%;
                max-width: calc(100vw - 40px);
                overflow: hidden;
            }
            .hero h1 {
                font-size: clamp(3.35rem, 18vw, 4.6rem);
                letter-spacing: 0;
                margin-bottom: 12px;
            }
            .hero h2, .hero .hero-desc {
                font-size: 1.08rem;
                line-height: 1.45;
                max-width: 22rem;
                margin-left: auto;
                margin-right: auto;
            }
            .hero .hero-sub {
                margin-bottom: 8px;
                font-size: 0.95rem;
            }
            .hero-actions {
                justify-content: center;
                width: 100%;
                max-width: min(320px, 100%);
                margin-left: auto;
                margin-right: auto;
                gap: 12px;
                margin-top: 24px;
            }
            .btn {
                width: 100%;
                max-width: 320px;
                min-height: 48px;
                padding: 12px 20px;
            }
            .hero-code { width: 100%; max-width: 100%; text-align: left; margin-left: 0; }
            .code-sample {
                display: block;
                min-width: 0;
                width: 100%;
                max-width: 100%;
                padding: 18px;
                font-size: 0.82rem;
                line-height: 1.5;
            }
            .hero-code .code-sample {
                max-height: 330px;
                overflow: auto;
                scrollbar-width: none;
            }
            .hero-code .code-sample::-webkit-scrollbar { display: none; }
            .page-very .hero-code .code-sample {
                max-height: none;
            }
            .code-sample code { white-space: pre; }
            .section { padding: 48px 0; }
            .section h2 { font-size: 1.75rem; }
            .highlight-bar { margin-bottom: 28px; }
            .why-grid, .build-grid, .overview-grid, .config-grid, .community-grid, .thanks-grid, .footer-grid, .shorthand-grid { grid-template-columns: 1fr; }
            .why-grid, .build-grid, .overview-grid, .config-grid, .community-grid, .thanks-grid {
                gap: 24px;
            }
            .build-intro,
            .section-intro,
            .demo-intro,
            .shorthand-intro {
                font-size: 1rem;
                line-height: 1.65;
            }
            .demo-scenarios { justify-content: stretch; }
            .demo-scenario {
                flex: 1 1 calc(50% - 8px);
                min-height: 44px;
                padding: 10px 12px;
            }
            .demo-stage {
                gap: 12px;
                min-height: 0;
            }
            .demo-panel { min-width: 0; width: 100%; padding: 18px; border-radius: 8px; }
            .demo-cmd { font-size: 0.82rem; }
            .demo-arrow { font-size: 1.4rem; }
            .demo-detail { padding: 12px 14px; }
            .shorthand-card {
                padding: 16px;
            }
            .shorthand-card .arrow-row {
                align-items: flex-start;
            }
            .shorthand-card .arrow-row .input,
            .shorthand-card .arrow-row .output {
                max-width: 100%;
                overflow-wrap: anywhere;
            }
            .install-step { gap: 12px; }
            footer { padding: 44px 0 24px; }
        }

        @media (max-width: 420px) {
            .container { padding: 0 16px; }
            .nav-links { grid-template-columns: 1fr; }
            nav { padding-right: 50px; }
            .hero-main { max-width: calc(100vw - 32px); }
            .brand { font-size: 1.2rem; gap: 8px; }
            .brand img { width: 42px; height: 42px; }
            .nav-toggle { width: 42px; height: 42px; top: 10px; }
            .hero { padding-top: 14px; }
            .hero h1 { font-size: clamp(3.1rem, 19vw, 3.8rem); }
            .hero h2, .hero .hero-desc { font-size: 1.02rem; }
            .hero-actions { margin-top: 20px; }
            .hero-code .code-sample { max-height: 300px; }
            .demo-scenario { flex-basis: 100%; }
            .shorthand-card .arrow-row { flex-direction: column; align-items: flex-start; }
        }