/* ===== Reset & Base ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-card: #1a1f35;
    --bg-card-hover: #222845;
    --bg-code: #0d1117;
    --border: #1e293b;
    --border-light: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #38bdf8;
    --accent-2: #818cf8;
    --accent-3: #a78bfa;
    --gradient: linear-gradient(135deg, #38bdf8 0%, #818cf8 50%, #a78bfa 100%);
    --gradient-text: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.4);
    --shadow-glow: 0 0 40px rgba(56,189,248,0.15);
    --radius: 12px;
    --radius-lg: 16px;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --nav-h: 56px;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--nav-h);
}

body {
    font-family: var(--font);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; }

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== Navigation ===== */
.nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    z-index: 1000;
    background: rgba(10,14,26,0.8);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s, background 0.3s;
}
.nav.scrolled {
    border-bottom-color: var(--border);
    background: rgba(10,14,26,0.95);
}
.nav-inner {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.1rem;
}
.logo-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--gradient);
    border-radius: 8px;
    font-size: 1.2rem;
    font-weight: 800;
    color: #fff;
    font-family: var(--font-mono);
}
.logo-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.nav-links {
    display: flex;
    gap: 4px;
}
.nav-links a {
    padding: 5px 12px;
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: 6px;
    transition: color 0.2s, background 0.2s;
}
.nav-links a:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.06);
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}
.btn-github {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    color: var(--text-secondary);
    transition: color 0.2s, background 0.2s;
}
.btn-github:hover {
    color: var(--text-primary);
    background: rgba(255,255,255,0.06);
}
.btn-maven {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 5px 14px;
    border-radius: 6px;
    background: var(--gradient);
    color: #fff;
    transition: opacity 0.2s, transform 0.2s;
}
.btn-maven:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}
.nav-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-secondary);
    border-radius: 2px;
    transition: transform 0.3s, opacity 0.3s;
}

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--nav-h) + 24px) 24px 40px;
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
}
.hero-grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(56,189,248,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(56,189,248,0.035) 1px, transparent 1px);
    background-size: 50px 50px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 20%, transparent 100%);
}
.hero-glow {
    position: absolute;
    top: -180px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 500px;
    background: radial-gradient(ellipse, rgba(56,189,248,0.15) 0%, rgba(129,140,248,0.08) 35%, transparent 70%);
    filter: blur(40px);
    animation: glowPulse 6s ease-in-out infinite alternate;
}
.hero-glow-2 {
    position: absolute;
    top: 40%;
    left: 60%;
    width: 400px;
    height: 400px;
    background: radial-gradient(ellipse, rgba(167,139,250,0.1) 0%, transparent 70%);
    filter: blur(60px);
    animation: glowPulse 8s ease-in-out 2s infinite alternate;
}
@keyframes glowPulse {
    0% { opacity: 0.7; transform: translateX(-50%) scale(1); }
    100% { opacity: 1; transform: translateX(-50%) scale(1.08); }
}
.hero-glow-2 { animation-name: glowDrift; }
@keyframes glowDrift {
    0% { opacity: 0.5; transform: translate(0, 0); }
    100% { opacity: 0.8; transform: translate(-30px, 20px); }
}

.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(1px);
    opacity: 0.4;
}
.hero-orb-1 {
    width: 6px; height: 6px;
    background: var(--accent);
    top: 22%; left: 15%;
    animation: orbFloat 7s ease-in-out infinite;
}
.hero-orb-2 {
    width: 4px; height: 4px;
    background: var(--accent-2);
    top: 35%; right: 12%;
    animation: orbFloat 9s ease-in-out 1s infinite;
}
.hero-orb-3 {
    width: 5px; height: 5px;
    background: var(--accent-3);
    bottom: 30%; left: 20%;
    animation: orbFloat 8s ease-in-out 3s infinite;
}
@keyframes orbFloat {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
    50% { transform: translateY(-30px) scale(1.5); opacity: 0.7; }
}

.hero-content {
    position: relative;
    text-align: center;
    max-width: 860px;
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 6px 18px;
    background: rgba(56,189,248,0.08);
    border: 1px solid rgba(56,189,248,0.2);
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease;
}
.badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    animation: pulse 2s ease infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.4); }
}
.hero-title {
    font-size: clamp(2.4rem, 5.5vw, 4rem);
    font-weight: 900;
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-bottom: 18px;
    animation: fadeInUp 0.8s ease 0.1s both;
}
.hero-title-line { display: block; }
.gradient-text {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.shimmer {
    position: relative;
    background-size: 200% auto;
    animation: shimmerMove 4s linear infinite;
}
@keyframes shimmerMove {
    0% { background-position: 0% center; }
    100% { background-position: 200% center; }
}
.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    line-height: 1.75;
    margin-bottom: 28px;
    animation: fadeInUp 0.8s ease 0.2s both;
}
.hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease 0.3s both;
}
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: 10px;
    transition: all 0.25s;
    cursor: pointer;
    border: none;
}
.btn-primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 20px rgba(56,189,248,0.3);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(56,189,248,0.4);
}
.btn-secondary {
    background: rgba(255,255,255,0.06);
    color: var(--text-primary);
    border: 1px solid var(--border-light);
}
.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: var(--accent);
}

/* Code Window */
.code-window {
    background: var(--bg-code);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    text-align: left;
    box-shadow: var(--shadow-lg);
}
.code-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    background: rgba(255,255,255,0.03);
    border-bottom: 1px solid var(--border);
}
.code-dots {
    display: flex;
    gap: 6px;
}
.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }
.code-filename {
    font-size: 0.78rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}
.code-tag {
    margin-left: auto;
    font-size: 0.6rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    padding: 2px 8px;
    border-radius: 4px;
    background: rgba(56,189,248,0.12);
    color: var(--accent);
    border: 1px solid rgba(56,189,248,0.2);
}
.code-body {
    padding: 18px 22px;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    line-height: 1.75;
    overflow-x: auto;
    color: #c9d1d9;
}
.code-body code { font-family: inherit; }
.kw { color: #ff7b72; }
.cls { color: #79c0ff; }
.fn { color: #d2a8ff; }
.str { color: #a5d6ff; }
.num { color: #79c0ff; }
.cmt { color: #546478; font-style: italic; }

.hero-code {
    position: relative;
    max-width: 660px;
    margin: 0 auto;
    animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-code-glow {
    position: absolute;
    inset: -2px;
    border-radius: 14px;
    background: linear-gradient(135deg, rgba(56,189,248,0.3), rgba(129,140,248,0.2), rgba(167,139,250,0.3));
    filter: blur(12px);
    opacity: 0.5;
    z-index: -1;
    animation: codeGlow 4s ease-in-out infinite alternate;
}
@keyframes codeGlow {
    0% { opacity: 0.35; }
    100% { opacity: 0.6; }
}
.hero-code-window {
    border-color: rgba(56,189,248,0.15);
    position: relative;
    z-index: 1;
}
.hero-code-labels {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 16px;
    animation: fadeInUp 0.8s ease 0.6s both;
}
.hero-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--text-muted);
    letter-spacing: 0.02em;
}
.hero-label-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

/* ===== Stats Bar ===== */
.stats {
    padding: 36px 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    text-align: center;
}
.stat-value {
    font-size: 1.6rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 2px;
}
.stat-label {
    font-size: 0.82rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ===== Section Shared ===== */
.section-header {
    text-align: center;
    margin-bottom: 44px;
}
.section-tag {
    display: inline-block;
    padding: 3px 14px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    background: rgba(56,189,248,0.08);
    border: 1px solid rgba(56,189,248,0.2);
    border-radius: 100px;
    margin-bottom: 12px;
}
.section-title {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
}
.section-desc {
    font-size: 0.95rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto;
}

/* ===== Features ===== */
.features {
    padding: 80px 0;
}
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.feature-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: transform 0.3s, border-color 0.3s, box-shadow 0.3s;
}
.feature-card:hover {
    transform: translateY(-3px);
    border-color: rgba(56,189,248,0.3);
    box-shadow: var(--shadow-glow);
}
.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: rgba(56,189,248,0.1);
    color: var(--accent);
    margin-bottom: 14px;
}
.feature-icon svg { width: 22px; height: 22px; }
.feature-card h3 {
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.feature-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ===== Syntax ===== */
.syntax {
    padding: 80px 0;
    background: var(--bg-secondary);
}
.syntax-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 40px;
}
.syntax-node {
    padding: 8px 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-primary);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.syntax-node:hover {
    border-color: var(--accent);
    box-shadow: 0 0 16px rgba(56,189,248,0.1);
}
.syntax-node-start {
    background: var(--gradient);
    color: #fff;
    border-color: transparent;
}
.syntax-node-end {
    border-color: var(--accent-3);
    color: var(--accent-3);
}
.syntax-arrow {
    color: var(--text-muted);
    font-size: 1rem;
}
.syntax-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
}
.syntax-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    transition: border-color 0.3s;
}
.syntax-card:hover { border-color: rgba(56,189,248,0.3); }
.syntax-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
}
.syntax-card-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 2px 8px;
    background: var(--gradient);
    color: #fff;
    border-radius: 5px;
}
.syntax-card-title {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.syntax-card-items {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.syntax-card-items code {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 3px 8px;
    background: rgba(56,189,248,0.06);
    border: 1px solid rgba(56,189,248,0.12);
    border-radius: 5px;
    color: var(--accent);
}

/* ===== Examples ===== */
.examples {
    padding: 80px 0;
}
.examples-tabs {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-bottom: 36px;
    flex-wrap: wrap;
}
.tab-btn {
    padding: 8px 20px;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-secondary);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    font-family: var(--font);
}
.tab-btn:hover {
    color: var(--text-primary);
    border-color: var(--border-light);
}
.tab-btn.active {
    color: #fff;
    background: var(--gradient);
    border-color: transparent;
}
.tab-panel {
    display: none;
    animation: fadeIn 0.4s ease;
}
.tab-panel.active { display: block; }
.example-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 32px;
    align-items: start;
}
.example-info h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 10px;
}
.example-info p {
    color: var(--text-secondary);
    margin-bottom: 18px;
    line-height: 1.7;
    font-size: 0.92rem;
}
.example-points {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}
.example-points li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.88rem;
    color: var(--text-secondary);
}
.example-points li::before {
    content: '';
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--accent);
    flex-shrink: 0;
}

/* ===== Architecture ===== */
.architecture {
    padding: 80px 0;
    background: var(--bg-secondary);
}
.arch-diagram {
    max-width: 660px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0;
}
.arch-connector {
    color: var(--text-muted);
    padding: 2px 0;
}
.arch-connector svg { width: 32px; height: 24px; }
.arch-layer {
    width: 100%;
    padding: 18px 24px;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    background: var(--bg-card);
    transition: border-color 0.3s, box-shadow 0.3s;
}
.arch-layer:hover {
    border-color: rgba(56,189,248,0.3);
    box-shadow: var(--shadow-glow);
}
.arch-label {
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--accent);
    margin-bottom: 10px;
}
.arch-items {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.arch-item {
    padding: 6px 14px;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    font-weight: 500;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text-secondary);
}
.arch-item-core {
    background: rgba(56,189,248,0.08);
    border-color: rgba(56,189,248,0.2);
    color: var(--accent);
    font-weight: 600;
}
.arch-layer-top { border-color: rgba(56,189,248,0.25); }
.arch-layer-mid { border-color: rgba(129,140,248,0.25); }
.arch-layer-bottom { border-color: rgba(167,139,250,0.25); }
.arch-layer-base { border-color: rgba(251,146,60,0.25); }

/* ===== Scenarios ===== */
.scenarios {
    padding: 80px 0;
}
.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}
.scenario-card {
    padding: 24px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: transform 0.3s, border-color 0.3s;
    position: relative;
    overflow: hidden;
}
.scenario-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--gradient);
    opacity: 0;
    transition: opacity 0.3s;
}
.scenario-card:hover {
    transform: translateY(-3px);
    border-color: rgba(56,189,248,0.2);
}
.scenario-card:hover::before { opacity: 1; }
.scenario-number {
    font-family: var(--font-mono);
    font-size: 2rem;
    font-weight: 800;
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.25;
    margin-bottom: 8px;
    line-height: 1;
}
.scenario-card h3 {
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.scenario-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Getting Started ===== */
.start {
    padding: 80px 0;
    background: var(--bg-secondary);
}
.steps {
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 28px;
}
.step {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}
.step-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient);
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 800;
    color: #fff;
}
.step-content {
    flex: 1;
    min-width: 0;
}
.step-content h3 {
    font-size: 1.02rem;
    font-weight: 700;
    margin-bottom: 12px;
}
.code-window-sm .code-body {
    font-size: 0.78rem;
    padding: 14px 18px;
}
.copy-btn {
    margin-left: auto;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 3px 10px;
    border-radius: 5px;
    border: 1px solid var(--border-light);
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    font-family: var(--font);
    transition: all 0.2s;
}
.copy-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

/* ===== Comparison ===== */
.comparison {
    padding: 80px 0;
}
.compare-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 20px;
    align-items: center;
}
.compare-label {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
}
.compare-before .compare-label { color: var(--text-muted); }
.compare-after .compare-label { color: var(--accent); }
.compare-vs {
    font-size: 1.3rem;
    font-weight: 900;
    color: var(--text-muted);
    text-align: center;
}
.compare-before .code-window {
    border-color: rgba(255,95,87,0.2);
}
.compare-after .code-window {
    border-color: rgba(56,189,248,0.3);
    box-shadow: var(--shadow-glow);
}

/* ===== Roadmap ===== */
.roadmap {
    padding: 80px 0;
    background: var(--bg-secondary);
}
.roadmap-timeline {
    max-width: 560px;
    margin: 0 auto;
    position: relative;
    padding-left: 36px;
}
.roadmap-timeline::before {
    content: '';
    position: absolute;
    left: 13px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}
.roadmap-item {
    position: relative;
    margin-bottom: 22px;
}
.roadmap-item:last-child { margin-bottom: 0; }
.roadmap-dot {
    position: absolute;
    left: -29px;
    top: 16px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2.5px solid var(--border);
    background: var(--bg-secondary);
    z-index: 1;
}
.roadmap-item.done .roadmap-dot {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(56,189,248,0.4);
}
.roadmap-item.planned .roadmap-dot {
    border-color: var(--text-muted);
}
.roadmap-card {
    padding: 16px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: border-color 0.3s;
}
.roadmap-item.done .roadmap-card {
    border-color: rgba(56,189,248,0.2);
}
.roadmap-card:hover {
    border-color: rgba(56,189,248,0.3);
}
.roadmap-status {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    display: inline-block;
    margin-bottom: 4px;
}
.roadmap-item.done .roadmap-status { color: var(--accent); }
.roadmap-item.planned .roadmap-status { color: var(--text-muted); }
.roadmap-card h4 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-bottom: 4px;
}
.roadmap-card p {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

/* ===== Footer ===== */
.footer {
    padding: 48px 0 28px;
    border-top: 1px solid var(--border);
}
.footer-inner {
    display: flex;
    justify-content: space-between;
    margin-bottom: 36px;
}
.footer-brand {
    max-width: 280px;
}
.footer-brand .logo-icon {
    margin-bottom: 12px;
}
.footer-brand .logo-text {
    font-size: 1.2rem;
    font-weight: 800;
    margin-left: 8px;
}
.footer-desc {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 12px;
    line-height: 1.6;
}
.footer-links {
    display: flex;
    gap: 60px;
}
.footer-col h4 {
    font-size: 0.78rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 12px;
}
.footer-col a {
    display: block;
    font-size: 0.85rem;
    color: var(--text-secondary);
    padding: 3px 0;
    transition: color 0.2s;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}
.footer-bottom p {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

[data-aos] {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
[data-aos].visible {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .features-grid,
    .scenarios-grid { grid-template-columns: repeat(2, 1fr); }
    .syntax-cards { grid-template-columns: repeat(2, 1fr); }
    .compare-grid { grid-template-columns: 1fr; gap: 12px; }
    .compare-vs { transform: rotate(90deg); font-size: 1rem; }
}

@media (max-width: 768px) {
    .nav-links { 
        display: none;
        position: fixed;
        top: var(--nav-h);
        left: 0; right: 0;
        flex-direction: column;
        background: rgba(10,14,26,0.98);
        backdrop-filter: blur(16px);
        padding: 12px 20px;
        border-bottom: 1px solid var(--border);
        gap: 2px;
    }
    .nav-links.open { display: flex; }
    .nav-links a { padding: 10px 14px; }
    .nav-toggle { display: flex; }
    .nav-actions .btn-maven { display: none; }

    .hero-title { font-size: clamp(1.8rem, 7vw, 2.8rem); }
    .hero-desc { font-size: 0.95rem; }
    .hero-desc br { display: none; }
    .hero-actions { flex-direction: column; align-items: center; }
    .hero-code-labels { gap: 12px; flex-wrap: wrap; }

    .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }

    .features-grid,
    .scenarios-grid,
    .syntax-cards { grid-template-columns: 1fr; }

    .example-grid { grid-template-columns: 1fr; }

    .syntax-flow { gap: 4px; }
    .syntax-node { padding: 6px 12px; font-size: 0.7rem; }
    .syntax-arrow { font-size: 0.8rem; }

    .footer-inner { flex-direction: column; gap: 32px; }
    .footer-links { gap: 32px; }
}

@media (max-width: 480px) {
    .hero { padding-top: calc(var(--nav-h) + 16px); }
    .hero-badge { font-size: 0.7rem; padding: 5px 12px; }
    .code-body { font-size: 0.72rem; padding: 12px 14px; }
    .features, .syntax, .examples, .architecture,
    .scenarios, .start, .comparison, .roadmap { padding: 56px 0; }
    .section-header { margin-bottom: 32px; }
    .step { flex-direction: column; gap: 12px; }
}