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

/* ===== Theme Variables ===== */
:root {
    --bg: #fafafa;
    --bg-surface: #ffffff;
    --bg-raised: #f5f5f5;
    --bg-code: #f0f0f0;
    --accent: #171717;
    --accent-hover: #404040;
    --accent-subtle: rgba(0, 0, 0, 0.04);
    --accent-glow: rgba(0, 0, 0, 0.08);
    --accent-glow-strong: rgba(0, 0, 0, 0.15);
    --text: #0a0a0a;
    --text-secondary: #666666;
    --text-muted: #a0a0a0;
    --border: rgba(0,0,0,0.08);
    --border-strong: rgba(0,0,0,0.12);
    --shadow: 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.06);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.08);
    --grid-color: rgba(0,0,0,0.035);
    --gradient-a: #555;
    --gradient-b: #888;
    --gradient-c: #666;
}

[data-theme="dark"] {
    --bg: #09090b;
    --bg-surface: #111113;
    --bg-raised: #18181b;
    --bg-code: #1a1a1e;
    --accent: #e4e4e7;
    --accent-hover: #a1a1aa;
    --accent-subtle: rgba(255, 255, 255, 0.04);
    --accent-glow: rgba(255, 255, 255, 0.06);
    --accent-glow-strong: rgba(255, 255, 255, 0.1);
    --text: #fafafa;
    --text-secondary: #a1a1aa;
    --text-muted: #52525b;
    --border: rgba(255,255,255,0.06);
    --border-strong: rgba(255,255,255,0.1);
    --shadow: 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.3);
    --shadow-lg: 0 16px 48px rgba(0,0,0,0.4);
    --grid-color: rgba(255,255,255,0.025);
    --gradient-a: #555;
    --gradient-b: #888;
    --gradient-c: #666;
}

/* ===== Base ===== */
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--accent); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--accent-hover); }

img, svg { display: block; }

/* ===== Typography ===== */
h1, h2, h3, h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
    line-height: 1.1;
    color: var(--text);
    letter-spacing: -0.025em;
}
h1 { font-size: 2.5rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.15rem; }
h1 em, h2 em {
    font-family: 'Instrument Serif', serif;
    font-style: italic;
    font-weight: 400;
}

/* ===== Layout ===== */
.section {
    padding: 48px 0;
    position: relative;
}
.section + .section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(400px, 60%);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border-strong), transparent);
}
.section-container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 32px;
}
.section-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 12px;
    text-align: center;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
}
.section-title {
    text-align: center;
    margin-bottom: 32px;
    font-size: 1.5rem;
    letter-spacing: -0.03em;
}
.section-subtitle {
    text-align: center;
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ===== Navbar ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: color-mix(in srgb, var(--bg) 85%, transparent);
    border-bottom: 1px solid var(--border);
    backdrop-filter: saturate(180%) blur(20px);
    -webkit-backdrop-filter: saturate(180%) blur(20px);
}
body:has(.hero-attractor) .site-header {
    background: transparent;
    border-bottom: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}
.nav-container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 32px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo-link {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
}
.logo-link:hover { color: var(--text); }
.logo-text {
    font-family: 'Instrument Serif', serif;
    font-style: italic;
    font-size: 18px;
    font-weight: 400;
    color: var(--text);
}
.logo-icon { flex-shrink: 0; }
.beta-badge {
    font-size: 8px;
    font-weight: 600;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-style: normal;
    color: var(--text-muted);
    letter-spacing: 0.05em;
    align-self: flex-start;
    margin-left: -6px;
    margin-top: -2px;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}
.nav-link {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
    padding: 4px 8px;
    border-radius: 4px;
    transition: color 0.15s;
}
.nav-link:hover { color: var(--text); }
.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    cursor: pointer;
    padding: 4px;
}

/* ===== Theme Toggle ===== */
.theme-toggle {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}
.theme-toggle:hover { color: var(--text); }
.icon-moon { display: none; }
[data-theme="dark"] .icon-sun { display: none; }
[data-theme="dark"] .icon-moon { display: block; }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: inherit;
    font-size: 13px;
    font-weight: 500;
    padding: 7px 14px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: opacity 0.15s, box-shadow 0.15s;
    text-decoration: none;
}
.btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.btn-accent {
    background: var(--accent);
    color: #fff;
}
.btn-accent:hover {
    opacity: 0.85;
    color: #fff;
}

.btn-ghost {
    background: var(--bg-raised);
    color: var(--text-secondary);
    border: 1px solid var(--border-strong);
}
.btn-ghost:hover { color: var(--text); }

.btn-sm { padding: 5px 12px; font-size: 12px; }
.btn-lg { padding: 9px 18px; font-size: 14px; font-weight: 500; }

/* ===== Hero ===== */
.hero {
    position: relative;
    min-height: calc(100vh - 48px);
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

/* Strange attractor canvas */
.hero-attractor {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 0;
}

/* Grid background */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-color) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 10%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, black 10%, transparent 70%);
}

/* Animated gradient orb */
.hero-orb {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    pointer-events: none;
    filter: blur(80px);
    opacity: 0.2;
    background: conic-gradient(
        from 180deg at 50% 50%,
        var(--gradient-a) 0deg,
        var(--gradient-b) 120deg,
        var(--gradient-c) 240deg,
        var(--gradient-a) 360deg
    );
    border-radius: 50%;
    animation: orb-rotate 20s linear infinite;
    will-change: transform;
    -webkit-transform: translate(-50%, -50%) translateZ(0);
    -webkit-backface-visibility: hidden;
}
@keyframes orb-rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* Secondary orbs */
.hero-orb-2 {
    width: 250px;
    height: 250px;
    top: 30%;
    left: 20%;
    filter: blur(60px);
    opacity: 0.1;
    animation: orb-drift-1 25s ease-in-out infinite;
    will-change: transform;
    -webkit-transform: translateZ(0);
    -webkit-backface-visibility: hidden;
}
.hero-orb-3 {
    width: 200px;
    height: 200px;
    top: 60%;
    left: 75%;
    filter: blur(50px);
    opacity: 0.08;
    animation: orb-drift-2 30s ease-in-out infinite;
    will-change: transform;
    -webkit-transform: translateZ(0);
    -webkit-backface-visibility: hidden;
}
@keyframes orb-drift-1 {
    0%, 100% { transform: translate(-50%, -50%) rotate(0deg) translate(0, 0); }
    25% { transform: translate(-50%, -50%) rotate(90deg) translate(40px, -30px); }
    50% { transform: translate(-50%, -50%) rotate(180deg) translate(-20px, 40px); }
    75% { transform: translate(-50%, -50%) rotate(270deg) translate(30px, 20px); }
}
@keyframes orb-drift-2 {
    0%, 100% { transform: translate(-50%, -50%) rotate(0deg) translate(0, 0); }
    33% { transform: translate(-50%, -50%) rotate(120deg) translate(-30px, -40px); }
    66% { transform: translate(-50%, -50%) rotate(240deg) translate(40px, 30px); }
}

[data-theme="dark"] .hero-orb { opacity: 0.3; }
[data-theme="dark"] .hero-orb-2 { opacity: 0.15; }
[data-theme="dark"] .hero-orb-3 { opacity: 0.12; }

.hero-compact {
    min-height: auto;
    padding: 32px 0 16px;
}

.hero-container {
    position: relative;
    z-index: 1;
    max-width: 760px;
    margin: 0 auto;
    padding: 0 32px;
    user-select: none;
    -webkit-user-select: none;
}
.hero-eyebrow {
    display: inline-block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 16px;
    padding: 4px 12px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    background: var(--accent-subtle);
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
}
.hero-title {
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    margin-bottom: 12px;
    letter-spacing: -0.04em;
    line-height: 1.05;
}
.hero-compact .hero-title {
    font-size: 1.5rem;
    margin-bottom: 6px;
}
.hero-sub {
    font-size: 14px;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto 28px;
    line-height: 1.6;
}
.hero-mono {
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-weight: 600;
}
.hero-brand {
    font-size: 1.5rem;
    margin-bottom: 12px;
    letter-spacing: 0.05em;
}
.hero-version {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
}
.hero-version a { color: var(--text-muted); }
.hero-version a:hover { color: var(--text); }
.hero-link {
    font-size: 14px;
    margin-top: 24px;
}
.hero-link a {
    color: var(--text-secondary);
    transition: color 0.2s;
}
.hero-link a:hover { color: var(--text); }
.hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ===== Product Showcase ===== */
.product-showcase {
    max-width: 640px;
    margin: 0 auto;
}
.product-card {
    position: relative;
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: 10px;
    padding: 24px;
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent), transparent);
    opacity: 0;
    transition: opacity 0.3s;
}
a.product-card { color: var(--text); }
a.product-card:hover {
    border-color: color-mix(in srgb, var(--accent) 40%, transparent);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 20%, transparent),
                0 24px 48px -12px var(--accent-glow);
    transform: translateY(-2px);
}
a.product-card:hover::before { opacity: 1; }
.product-card-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}
.product-card-header h3 {
    font-size: 1.35rem;
    letter-spacing: -0.02em;
}
.product-badge {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    padding: 3px 10px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}
.product-card > p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    flex: 1;
}
.product-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 24px;
    font-size: 14px;
    font-weight: 500;
    color: var(--accent);
    transition: gap 0.2s;
}
a.product-card:hover .product-link { gap: 10px; }

/* ===== About / Team ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: start;
    max-width: 900px;
    margin: 0 auto;
}
.about-text p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}
.about-text p:last-child { margin-bottom: 0; }
.about-text strong { color: var(--text); font-weight: 600; }
.team-member {
    padding: 0;
}
.team-member h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 4px;
}
.team-member h3 a { color: var(--text); }
.team-member h3 a:hover { color: var(--accent); }
.team-member .team-role {
    font-size: 12px;
    font-weight: 500;
    color: var(--accent);
    margin-bottom: 16px;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.team-member .team-bio {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ===== About Page ===== */
.about-content {
    max-width: 720px;
    margin: 0 auto;
}
.about-block {
    margin-bottom: 48px;
}
.about-block:last-child { margin-bottom: 0; }
.about-philosophy .about-lead {
    font-size: 1.15rem;
    color: var(--text);
    margin-bottom: 16px;
}
.about-philosophy p {
    font-size: 15px;
    line-height: 1.8;
}
.about-block h2 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}
.about-block p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}
.about-block p:last-child { margin-bottom: 0; }
.about-block strong { color: var(--text); }
.values-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.value-item {
    padding: 0;
}
.value-item h3 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
}
.value-item p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
    margin-bottom: 0;
}

/* ===== Contact ===== */
.contact-section {
    text-align: center;
}
.contact-section h2 {
    margin-bottom: 8px;
}
.contact-sub {
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 16px;
}

/* ===== Wallfacer Page Theme ===== */
body:has(.wallfacer-page) {
    --bg: #f0ede6;
    --bg-surface: #faf8f4;
    --bg-raised: #e8e4dc;
    --accent: #d97757;
    --accent-hover: #c4623f;
    --accent-subtle: rgba(217, 119, 87, 0.08);
    --accent-glow: rgba(217, 119, 87, 0.15);
    --accent-glow-strong: rgba(217, 119, 87, 0.3);
    --text: #1f1d1a;
    --text-secondary: #5c5851;
    --text-muted: #9c9890;
    --border: rgba(0,0,0,0.08);
    --border-strong: #d4cfc6;
    --shadow: 0 1px 3px rgba(0,0,0,0.07);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.11);
    --grid-color: rgba(0,0,0,0.035);
    background: #f0ede6;
}
[data-theme="dark"] body:has(.wallfacer-page) {
    --bg: #1a1917;
    --bg-surface: #272420;
    --bg-raised: #211f1c;
    --accent: #d97757;
    --accent-hover: #e08a68;
    --accent-subtle: rgba(217, 119, 87, 0.08);
    --accent-glow: rgba(217, 119, 87, 0.1);
    --accent-glow-strong: rgba(217, 119, 87, 0.2);
    --text: #f0ede6;
    --text-secondary: #a8a49c;
    --text-muted: #908c86;
    --border: rgba(255,255,255,0.06);
    --border-strong: #302e2a;
    --shadow: 0 1px 3px rgba(0,0,0,0.35);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.55);
    --grid-color: rgba(255,255,255,0.025);
    background: #1a1917;
}
/* ===== Definition List ===== */
.def-list {
    max-width: 720px;
    margin: 0 auto;
}
.def-list dt {
    font-size: 14px;
    font-weight: 600;
    color: var(--text);
    margin-top: 20px;
}
.def-list dt:first-child { margin-top: 0; }
.def-list dd {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 4px 0 0 0;
}
.def-list-compact dt { margin-top: 16px; }
.def-list-compact dd { font-size: 12px; color: var(--text-muted); }

/* ===== Capability Grid (flat, no cards) ===== */
.cap-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px 32px;
}
.cap-item h3 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
}
.cap-item p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

a.cap-link { color: var(--text); display: block; }
a.cap-link:hover h3 { color: var(--accent); }

/* ===== Timeline ===== */
.timeline {
    max-width: 600px;
    margin: 0 auto;
    position: relative;
    padding-left: 32px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 11px;
    top: 6px;
    bottom: 6px;
    width: 1px;
    background: var(--border-strong);
}
.timeline-item {
    display: flex;
    gap: 16px;
    padding: 16px 0;
    position: relative;
}
.timeline-marker {
    flex-shrink: 0;
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    color: var(--accent);
    background: var(--bg);
    position: relative;
    z-index: 1;
    margin-left: -32px;
}
.timeline-content h3 {
    font-size: 14px;
    margin-bottom: 4px;
}
.timeline-content p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Steps List ===== */
.steps-list {
    max-width: 720px;
    margin: 0 auto;
    list-style: none;
    padding: 0;
    counter-reset: step;
}
.steps-list li {
    counter-increment: step;
    display: flex;
    gap: 12px;
    align-items: baseline;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}
.steps-list li:last-child { border-bottom: none; }
.steps-list li::before {
    content: counter(step);
    font-size: 12px;
    font-weight: 700;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    color: var(--accent);
    flex-shrink: 0;
    width: 20px;
}
.steps-list strong {
    color: var(--text);
    margin-right: 6px;
}

/* ===== Wallfacer: flat style, no card boxes ===== */
.wallfacer-page .product-card,
.wallfacer-page .download-card,
.wallfacer-page .download-icon-btn,
.wallfacer-page .docs-card,
.wallfacer-page .docs-grid {
    border-radius: 0;
    border: none;
    background: none;
    box-shadow: none;
}
.wallfacer-page .level-number {
    border-radius: 0;
    border: none;
    background: none;
    box-shadow: none;
    color: var(--accent);
    font-size: 14px;
    font-weight: 700;
    width: auto;
    height: auto;
}
.wallfacer-page .level-card:hover .level-number {
    background: none;
    color: var(--text);
}

/* ===== Wallfacer Brand ===== */
.wallfacer-brand {
    font-family: 'Instrument Serif', Georgia, serif !important;
    font-style: italic !important;
    font-weight: 400 !important;
    background: linear-gradient(135deg, #d97757 0%, #c4623f 60%, #a84e2e 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    padding-right: 0.15em;
}
.wallfacer-hero-icon {
    display: block;
    margin: 0 auto 8px;
}
.product-icon-img {
    display: block;
    margin-bottom: 16px;
}

/* ===== Product Hero ===== */
.product-hero {
    padding: 40px 0 24px;
    text-align: center;
    position: relative;
}
.product-hero-text {
    margin: 0 auto 32px;
}
.product-hero-text h1 {
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    letter-spacing: -0.03em;
    line-height: 1.2;
    margin-bottom: 8px;
}
.product-hero-text p {
    font-size: 14px;
    color: var(--text-muted);
}
.product-hero-img {
    display: block;
    width: 100%;
    border-radius: 10px;
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-lg);
}

/* ===== Download Row ===== */
.download-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-top: 16px;
    flex-wrap: wrap;
}
.download-icons {
    display: flex;
    gap: 4px;
}
.download-icon-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 6px;
    border: 1px solid var(--border-strong);
    color: var(--text-muted);
    transition: color 0.15s, border-color 0.15s;
}
.download-icon-btn:hover {
    color: var(--text);
    border-color: var(--accent);
}
.download-icon-btn svg { display: inline-block; }
.download-or {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===== Install Inline ===== */
.install-inline {
    margin-top: 24px;
    text-align: center;
}
.install-inline .install-steps {
    margin-top: 8px;
}

/* ===== Product Tour ===== */
.tour-item {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 32px;
    align-items: center;
    margin-bottom: 48px;
}
.tour-item:last-child { margin-bottom: 0; }
.tour-item-reverse { direction: rtl; }
.tour-item-reverse > * { direction: ltr; }
.tour-text h2 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}
.tour-text p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}
.tour-screenshot img {
    width: 100%;
    border-radius: 12px;
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-lg);
}

/* ===== Overview Text ===== */
.overview-text {
    max-width: 680px;
    margin: 0 auto;
    text-align: center;
}
.overview-text p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 12px;
}
.overview-text p:last-child { margin-bottom: 0; }
.overview-text strong { color: var(--text); font-weight: 600; }

/* ===== Levels Grid ===== */
.levels-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}
.level-card {
    padding: 0;
    position: relative;
}
.level-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    border-radius: 4px;
    background: var(--accent-subtle);
    border: 1px solid color-mix(in srgb, var(--accent) 20%, transparent);
    color: var(--accent);
    font-size: 12px;
    font-weight: 700;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    margin-bottom: 16px;
}
.level-card h3 {
    font-size: 1rem;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}
.level-card p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ===== Features Grid ===== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border-strong);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    overflow: hidden;
}
.feature-card {
    background: var(--bg);
    padding: 20px;
}
.feature-card h3 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    letter-spacing: -0.01em;
}
.feature-card p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ===== Install Block ===== */
.install-block {
    max-width: 640px;
    margin: 0 auto 12px;
    background: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.copy-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 2px;
    flex-shrink: 0;
    display: flex;
    align-items: center;
}
.copy-btn:hover { color: var(--text); }
.install-block code {
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-size: 13px;
    color: var(--text);
    word-break: break-all;
}
.install-steps {
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}
.install-steps code {
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-size: 13px;
    background: var(--bg-raised);
    padding: 2px 6px;
    border-radius: 4px;
    border: 1px solid var(--border);
}

/* ===== Why Intro ===== */
.why-intro {
    max-width: 720px;
    margin: 0 auto 24px;
    text-align: center;
}
.why-intro p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}
.why-intro strong { color: var(--text); }

/* ===== Capabilities Grid (reuses features-grid) ===== */
.capabilities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border-strong);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    overflow: hidden;
}
.capabilities-grid .feature-card {
    background: var(--bg);
}

/* ===== Docs Layout ===== */
.docs-layout {
    display: grid;
    grid-template-columns: 220px minmax(0, 800px);
    justify-content: center;
    min-height: calc(100vh - 48px);
    overflow-x: hidden;
}
.docs-sidebar {
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    position: sticky;
    top: 48px;
    height: calc(100vh - 48px);
    overflow-y: auto;
}
.docs-sidebar-header {
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.docs-sidebar-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    line-height: 0;
    transition: color 0.15s, transform 0.2s;
}
.docs-sidebar-toggle:hover { color: var(--text); }
.docs-sidebar-toggle svg { display: inline-block; }
.docs-back {
    font-size: 12px;
    color: var(--text-muted);
}
.docs-back:hover { color: var(--text); }
.docs-nav {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.docs-nav-link {
    font-size: 13px;
    color: var(--text-secondary);
    padding: 5px 8px;
    border-radius: 4px;
    transition: color 0.15s, background 0.15s;
}
.docs-nav-link:hover {
    color: var(--text);
    background: var(--bg-raised);
}
.docs-nav-link.active {
    color: var(--text);
    background: var(--bg-raised);
    font-weight: 500;
}
.docs-main {
    padding: 32px 48px;
    max-width: 800px;
    margin: 0 auto;
    min-width: 0;
}
.docs-article {
    overflow-wrap: break-word;
    word-wrap: break-word;
}
.docs-article h1 {
    font-size: 1.5rem;
    margin-bottom: 24px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.docs-article h2 {
    margin-top: 32px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}
.docs-article h3 {
    margin-top: 28px;
    margin-bottom: 12px;
}
.docs-article h4 {
    margin-top: 20px;
    margin-bottom: 6px;
}
.docs-article code {
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-size: 13px;
    background: var(--bg-raised);
    padding: 1px 5px;
    border-radius: 3px;
    word-break: break-word;
}
.docs-article pre {
    background: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    padding: 14px 16px;
    overflow-x: auto;
    margin: 12px 0;
    max-width: 100%;
}
.docs-article pre code {
    word-break: normal;
}
.docs-article pre code {
    background: none;
    padding: 0;
    font-size: 13px;
    line-height: 1.6;
}
.docs-article table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 13px;
}
.docs-article th, .docs-article td {
    text-align: left;
    padding: 6px 10px;
    border-bottom: 1px solid var(--border);
}
.docs-article th {
    font-weight: 600;
    color: var(--text);
}
.docs-article td {
    color: var(--text-secondary);
}
.docs-article ul,
.docs-article ol {
    padding-left: 1.5em;
    margin: 12px 0;
}
.docs-article li {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 4px;
}
.docs-article img {
    max-width: 100%;
    border-radius: 8px;
    margin: 12px 0;
}

/* ===== Docs List ===== */
.docs-list {
    max-width: 720px;
    margin: 0 auto;
}
.docs-list-item {
    display: block;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
    transition: color 0.15s;
}
.docs-list-item:last-child { border-bottom: none; }
.docs-list-item:hover { color: var(--accent); }
.docs-list-item strong {
    display: block;
    font-size: 14px;
    margin-bottom: 2px;
}
.docs-list-item span {
    font-size: 12px;
    color: var(--text-muted);
}

/* ===== Docs Grid ===== */
.docs-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border-strong);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    overflow: hidden;
}
.docs-card {
    background: var(--bg);
    padding: 20px;
    color: var(--text);
    transition: background 0.15s;
}
.docs-card:hover {
    background: var(--bg-raised);
    color: var(--text);
}
.docs-card h3 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 4px;
}
.docs-card p {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.5;
}

/* ===== Pricing ===== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 900px;
    margin: 0 auto;
}
.pricing-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    padding: 24px;
    display: flex;
    flex-direction: column;
}
.pricing-card-featured {
    border-color: var(--accent);
}
.pricing-card-muted {
    opacity: 0.6;
}
.pricing-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}
.pricing-header h3 {
    font-size: 1rem;
}
.pricing-badge {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 2px 8px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 15%, transparent);
    color: var(--accent);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
}
.pricing-badge-muted {
    background: var(--bg-raised);
    color: var(--text-muted);
    border-color: var(--border-strong);
}
.pricing-amount {
    display: flex;
    align-items: baseline;
    gap: 4px;
    margin-bottom: 8px;
}
.pricing-value {
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}
.pricing-period {
    font-size: 13px;
    color: var(--text-muted);
}
.pricing-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 16px;
    line-height: 1.5;
}
.pricing-features {
    list-style: none;
    flex: 1;
    margin-bottom: 20px;
}
.pricing-features li {
    font-size: 13px;
    padding: 4px 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }

/* ===== Download ===== */
.download-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    max-width: 640px;
    margin: 0 auto;
}
.download-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-strong);
    border-radius: 8px;
    padding: 24px;
    text-align: center;
    color: var(--text);
    transition: border-color 0.15s;
}
.download-card:hover {
    border-color: var(--accent);
    color: var(--text);
}
.download-icon {
    color: var(--accent);
    margin-bottom: 12px;
    display: flex;
    justify-content: center;
}
.download-icon svg { display: inline-block; }
.download-card h3 {
    font-size: 14px;
    margin-bottom: 4px;
}
.download-arch {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 8px;
}
.download-file {
    font-size: 11px;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    color: var(--text-muted);
    background: var(--bg-raised);
    padding: 2px 6px;
    border-radius: 4px;
}
.download-alt {
    text-align: center;
    margin-top: 32px;
}
.download-alt > p {
    font-size: 13px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* ===== Setup Steps ===== */
.setup-list {
    padding-left: 1.5em;
    margin: 12px 0;
}
.setup-list li {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 8px;
}
.setup-list li strong { color: var(--text); }
.setup-steps { margin-top: 12px; }
.setup-step {
    margin-bottom: 24px;
}
.setup-step h3 {
    font-size: 14px;
    margin-bottom: 8px;
}
.setup-step p {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 8px;
}
.setup-step pre {
    background: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    padding: 10px 14px;
    margin: 8px 0;
    overflow-x: auto;
}
.setup-step pre code,
.about-block pre code {
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-size: 13px;
    color: var(--text);
    background: none;
    padding: 0;
}
.setup-step ul {
    padding-left: 1.5em;
    margin: 8px 0;
}
.setup-step li {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 4px;
}
.about-block pre {
    background: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: 6px;
    padding: 10px 14px;
    margin: 12px 0;
    overflow-x: auto;
}
.about-block table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 13px;
}
.about-block td {
    padding: 4px 10px;
    border-bottom: 1px solid var(--border);
    color: var(--text-secondary);
}
.about-block td code {
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    font-size: 12px;
    background: var(--bg-raised);
    padding: 1px 4px;
    border-radius: 3px;
}

/* ===== Prose ===== */
.prose { max-width: 720px; margin: 0 auto; }
.prose h2 { margin: 32px 0 12px; }
.prose p { margin-bottom: 16px; color: var(--text-secondary); }
.prose ul { margin: 0 0 16px 20px; color: var(--text-secondary); }
.prose li { margin-bottom: 4px; }
.prose a { color: var(--accent); }
.prose strong { color: var(--text); }

/* ===== Footer ===== */
.site-footer {
    border-top: 1px solid var(--border);
    padding: 32px 0 0;
}
.footer-container {
    max-width: 1080px;
    margin: 0 auto;
    padding: 0 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.footer-top {
    flex-shrink: 0;
}
.footer-links {
    display: flex;
    align-items: center;
    gap: 16px;
    gap: 8px 24px;
}
.footer-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 20px;
}
.footer-nav a {
    font-size: 13px;
    color: var(--text-secondary);
    transition: color 0.15s;
}
.footer-nav a:hover { color: var(--text); }
.footer-social {
    display: flex;
    align-items: center;
    gap: 8px;
}
.footer-social a {
    color: var(--text-muted);
    transition: color 0.15s;
    display: flex;
    align-items: center;
}
.footer-social a:hover { color: var(--text); }
.footer-social svg { display: inline-block; }
.footer-extra {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-left: 16px;
    border-left: 1px solid var(--border-strong);
}
.lang-select {
    font-size: 12px;
    font-family: inherit;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid var(--border-strong);
    border-radius: 4px;
    padding: 2px 6px;
    cursor: pointer;
    outline: none;
    height: 24px;
    line-height: 1;
}
.lang-select:hover { color: var(--text); border-color: var(--text-muted); }
.lang-select option { background: var(--bg); color: var(--text); }
.footer-bottom {
    max-width: 1080px;
    margin: 24px auto 0;
    padding: 16px 32px;
    border-top: 1px solid var(--border);
}
.footer-bottom p { font-size: 12px; color: var(--text-muted); }
.footer-version {
    font-size: 10px;
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    opacity: 0.5;
    margin-top: 4px;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .hero:not(.hero-compact) { min-height: 70vh; }
    .hero-compact { min-height: 0; }
    .hero-title { font-size: 2rem; }
    .hero-compact { padding: 16px 0 10px; }
    .hero-compact .hero-title { font-size: 1.3rem; }
    .hero-compact .hero-sub { font-size: 13px; }
    .hero-compact .wallfacer-hero-icon { width: 32px; height: 32px; margin-bottom: 6px; }
    .hero-orb { width: 350px; height: 350px; }
    .section { padding: 36px 0; }
    .section-container { padding: 0 20px; }
    .nav-container { padding: 0 20px; }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    .values-grid {
        grid-template-columns: 1fr;
    }

    .nav-links { display: none; }
    .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 48px;
        left: 0;
        right: 0;
        background: color-mix(in srgb, var(--bg) 95%, transparent);
        backdrop-filter: blur(20px);
        -webkit-backdrop-filter: blur(20px);
        border-bottom: 1px solid var(--border);
        padding: 16px 20px;
        gap: 12px;
    }
    .nav-mobile-toggle { display: flex; }

    .tour-item, .tour-item-reverse {
        grid-template-columns: 1fr;
        gap: 24px;
        direction: ltr;
    }
    .tour-item { margin-bottom: 48px; }
    .levels-grid { grid-template-columns: repeat(2, 1fr); }
    .features-grid { grid-template-columns: 1fr; }
    .capabilities-grid { grid-template-columns: 1fr; }
    .cap-grid { grid-template-columns: repeat(2, 1fr); gap: 16px 20px; }
    .docs-grid { grid-template-columns: 1fr; }
    .docs-layout { grid-template-columns: 1fr; }
    .docs-sidebar {
        position: static;
        height: auto;
        border-right: none;
        border-bottom: 1px solid var(--border);
        padding: 16px;
    }
    .docs-sidebar-toggle { display: block; }
    .docs-sidebar-toggle .docs-toggle-icon { transition: transform 0.2s; }
    .docs-sidebar.collapsed .docs-toggle-icon { transform: rotate(-90deg); }
    .docs-sidebar.collapsed .docs-nav { display: none; }
    .docs-sidebar-header { margin-bottom: 0; }
    .docs-sidebar:not(.collapsed) .docs-sidebar-header { margin-bottom: 12px; }
    .docs-main { padding: 16px 12px; overflow-x: hidden; max-width: 100%; }
    .docs-article { font-size: 13px; }
    .docs-article h1 { font-size: 1.15rem; margin-bottom: 16px; padding-bottom: 8px; }
    .docs-article h2 { font-size: 1rem; margin-top: 24px; }
    .docs-article h3 { font-size: 0.9rem; margin-top: 20px; }
    .docs-article p { font-size: 13px; line-height: 1.7; }
    .docs-article li { font-size: 13px; }
    .docs-article code { font-size: 11px; word-break: break-all; }
    .docs-article pre { font-size: 11px; padding: 10px 12px; overflow-x: auto; -webkit-overflow-scrolling: touch; max-width: calc(100vw - 24px); }
    .docs-article pre code { word-break: normal; white-space: pre; }
    .docs-article table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; font-size: 12px; max-width: calc(100vw - 24px); }
    .docs-article th, .docs-article td { padding: 4px 8px; white-space: nowrap; }
    .docs-article img { margin: 8px 0; }
    .docs-article ul, .docs-article ol { padding-left: 1.2em; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 360px; }
    .download-grid { grid-template-columns: 1fr; max-width: 280px; }
    .footer-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
        padding: 0 20px;
    }
    .footer-links { flex-direction: column; align-items: flex-start; gap: 12px; }
    .footer-nav { gap: 8px 16px; }
    .footer-extra { padding-left: 0; border-left: none; }
    .footer-bottom { padding: 16px 20px; }
}

@media (max-width: 480px) {
    .hero-actions { flex-direction: column; align-items: center; }
    .levels-grid { grid-template-columns: 1fr; }
    .cap-grid { grid-template-columns: 1fr; }
}

/* ===== Scroll Reveal ===== */
.reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}
.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* Hero screenshot entrance */
.product-hero-img.reveal {
    transform: translateY(30px) scale(0.98);
}
.product-hero-img.revealed {
    transform: translateY(0) scale(1);
}

/* Tour screenshots slide from side */
.tour-item .tour-screenshot.reveal {
    transform: translateX(30px);
    opacity: 0;
}
.tour-item .tour-screenshot.revealed {
    transform: translateX(0);
    opacity: 1;
}
.tour-item-reverse .tour-screenshot.reveal {
    transform: translateX(-30px);
    opacity: 0;
}
.tour-item-reverse .tour-screenshot.revealed {
    transform: translateX(0);
    opacity: 1;
}

/* Tour text slides from opposite side */
.tour-item .tour-text.reveal {
    transform: translateX(-20px);
}
.tour-item .tour-text.revealed {
    transform: translateX(0);
}
.tour-item-reverse .tour-text.reveal {
    transform: translateX(20px);
}
.tour-item-reverse .tour-text.revealed {
    transform: translateX(0);
}

/* Feature cards hover lift */
.feature-card {
    transition: transform 0.2s, box-shadow 0.2s;
}
.features-grid .feature-card:hover,
.capabilities-grid .feature-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--accent-glow);
}

/* Level cards hover */
.level-card:hover .level-number {
    background: var(--accent);
}

/* Tour screenshot hover */
.tour-screenshot img {
    transition: transform 0.3s, box-shadow 0.3s;
}
.tour-screenshot img:hover {
    transform: scale(1.02);
    box-shadow: 0 20px 60px var(--accent-glow-strong);
}

/* Download icon pulse on hover */
.download-icon-btn {
    transition: color 0.15s, border-color 0.15s, transform 0.15s;
}
.download-icon-btn:hover {
    transform: scale(1.1);
}

/* Copy button feedback */
.copy-btn:active {
    transform: scale(0.9);
}

/* Ambient glow behind hero screenshot */
.product-hero-img {
    position: relative;
}
.product-hero::after {
    content: '';
    position: absolute;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 300px;
    background: radial-gradient(ellipse at center, var(--accent-glow-strong) 0%, transparent 70%);
    pointer-events: none;
    filter: blur(40px);
    z-index: 0;
}
.product-hero .section-container {
    position: relative;
    z-index: 1;
}

/* Section label fade-in with underline grow */
.section-label.revealed {
    animation: label-underline 0.6s ease forwards;
}
@keyframes label-underline {
    from { letter-spacing: 0.3em; opacity: 0.5; }
    to { letter-spacing: 0.15em; opacity: 1; }
}

/* ===== Blog ===== */
.blog-list {
    max-width: 600px;
    margin: 0 auto;
}
.blog-list-item {
    display: block;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    color: var(--text);
}
.blog-list-item:last-child { border-bottom: none; }
.blog-list-item:hover h2 { color: var(--accent); }
.blog-date {
    font-size: 12px;
    color: var(--text-muted);
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
}
.blog-list-item h2 {
    font-size: 1.1rem;
    margin-top: 4px;
    transition: color 0.15s;
}
.blog-post-date {
    font-size: 12px;
    color: var(--text-muted);
    font-family: ui-monospace, 'SF Mono', 'Fira Code', Menlo, monospace;
    margin-bottom: 8px;
}
.blog-article {
    max-width: 640px;
    margin: 0 auto;
}
.blog-article p {
    font-size: 15px;
    line-height: 1.8;
}
.blog-article h2 {
    margin-top: 40px;
}
.blog-article hr {
    border: none;
    border-top: 1px solid var(--border);
    margin: 40px 0;
}

/* ===== Chinese Typography ===== */
[lang="zh-Hans"] body,
[lang="zh-Hans"] p,
[lang="zh-Hans"] li,
[lang="zh-Hans"] dt,
[lang="zh-Hans"] dd,
[lang="zh-Hans"] span {
    font-family: 'LXGW WenKai TC', -apple-system, BlinkMacSystemFont, sans-serif;
}
[lang="zh-Hans"] h1,
[lang="zh-Hans"] h2,
[lang="zh-Hans"] h3,
[lang="zh-Hans"] h4 {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
}
[lang="zh-Hans"] em {
    font-style: normal;
}
[lang="zh-Hans"] .hero-title {
    font-family: 'LXGW WenKai TC', -apple-system, BlinkMacSystemFont, sans-serif;
    font-weight: 400;
    padding-left: 0.5em;
}
.hero-sys {
    font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif !important;
    font-weight: 700;
    font-size: 0.92em;
}
/* Latere in headers uses logo font */
.latere-wordmark {
    font-family: 'Instrument Serif', serif !important;
    font-style: italic !important;
    font-weight: 400 !important;
}
.logo-text {
    font-family: 'Instrument Serif', serif !important;
    font-style: italic !important;
    font-weight: 400 !important;
}

/* ===== Reduced Motion ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; animation: none !important; }
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; }
}