/* surf-ui.css v0.1.0 — Shared component library for Surf Suite
   CloudSurf Software LLC — https://cloudsurf.com
   Dark-first theme, blue accent, CSS custom properties.

   Usage: Import BEFORE your project's app.css.
     <link rel="stylesheet" href="/static/css/surf-ui.css">
     <link rel="stylesheet" href="/static/css/app.css">

   Override any variable in your app.css :root { } block.
   Override any component by redefining its class in app.css.
*/

/* ============================================================
   1. THEME VARIABLES
   ============================================================ */

:root {
    /* Accent */
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --accent-light: #60a5fa;

    /* Backgrounds */
    --background: #0a0a0f;
    --surface: #111118;
    --surface-hover: #16161f;

    /* Borders */
    --border: #1e1e2a;
    --border-light: #2a2a3a;

    /* Text */
    --text: #e5e5ef;
    --text-muted: #8b8ba0;

    /* Code */
    --code-bg: #0d0d14;

    /* Semantic colors */
    --danger: #ef4444;
    --danger-light: rgba(239, 68, 68, 0.1);
    --success: #22c55e;
    --success-light: rgba(34, 197, 94, 0.1);
    --warning: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.1);

    /* Radii */
    --radius: 8px;
    --radius-sm: 4px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);

    /* Typography */
    --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    --font-mono: "SF Mono", "Fira Code", "JetBrains Mono", Menlo, Monaco, Consolas, monospace;
}

/* Light theme override */
[data-theme="light"] {
    --accent: #2563eb;
    --accent-hover: #1d4ed8;
    --accent-light: #3b82f6;
    --background: #ffffff;
    --surface: #f8f9fa;
    --surface-hover: #f0f1f3;
    --border: #e2e4e8;
    --border-light: #d0d3d9;
    --text: #1a1a2e;
    --text-muted: #64648a;
    --code-bg: #f1f3f5;
    --danger-light: rgba(239, 68, 68, 0.08);
    --success-light: rgba(34, 197, 94, 0.08);
    --warning-light: rgba(245, 158, 11, 0.08);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1), 0 1px 2px rgba(0, 0, 0, 0.06);
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text);
    background: var(--background);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: color 150ms ease;
}

a:hover {
    color: var(--accent-hover);
}

img {
    max-width: 100%;
    height: auto;
}

/* ============================================================
   3. NAVIGATION
   ============================================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: rgba(10, 10, 15, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
}

[data-theme="light"] .nav {
    background: rgba(255, 255, 255, 0.88);
}

.nav-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text);
    font-weight: 700;
    font-size: 1.125rem;
    text-decoration: none;
}

.nav-brand:hover { color: var(--text); }

.nav-emblem {
    width: 26px;
    height: 26px;
    border-radius: 6px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-link {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 500;
    padding: 6px 12px;
    border-radius: var(--radius-sm);
    transition: background 150ms ease, color 150ms ease;
    text-decoration: none;
}

.nav-link:hover {
    color: var(--text);
    background: var(--surface);
}

.nav-link.active,
.nav-link-active {
    color: var(--text);
    background: var(--surface);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 4px;
}

.nav-cta {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    background: var(--accent);
    color: #fff;
    font-size: 0.8125rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-decoration: none;
    transition: background 150ms ease;
}

.nav-cta:hover {
    background: var(--accent-hover);
    color: #fff;
}

/* Theme toggle */
.nav-theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    padding: 0;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: color 150ms ease, background 150ms ease;
}

.nav-theme-toggle:hover {
    color: var(--text);
    background: var(--surface);
}

.nav-theme-toggle .icon-moon { display: none; }
[data-theme="light"] .nav-theme-toggle .icon-sun { display: none; }
[data-theme="light"] .nav-theme-toggle .icon-moon { display: block; }

/* Mobile hamburger */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    width: 36px;
    height: 36px;
    padding: 8px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    cursor: pointer;
    transition: background 150ms ease;
}

.nav-toggle:hover { background: var(--surface); }

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 1px;
    transition: transform 200ms ease, opacity 200ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Nav badge (notification count) */
.nav-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 5px;
    border-radius: 9px;
    background: var(--danger);
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 700;
    line-height: 1;
}

main {
    padding-top: 56px;
}

/* ============================================================
   4. BUTTONS
   ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 0.9375rem;
    line-height: 1;
    cursor: pointer;
    transition: all 150ms ease;
    min-height: 44px;
    border: none;
    text-decoration: none;
    font-family: inherit;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
}

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

.btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.btn-ghost:hover {
    background: var(--surface);
    color: var(--text);
}

.btn-danger {
    background: var(--danger);
    color: #fff;
}

.btn-danger:hover {
    background: #dc2626;
    color: #fff;
}

.btn-success {
    background: var(--success);
    color: #fff;
}

.btn-sm {
    padding: 6px 14px;
    font-size: 0.8125rem;
    min-height: 32px;
    border-radius: var(--radius-sm);
}

.btn-block {
    width: 100%;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================================
   5. CARDS & GRIDS
   ============================================================ */

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: border-color 200ms ease, background 200ms ease;
}

.card:hover {
    border-color: var(--border-light);
    background: var(--surface-hover);
}

.card-title {
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 8px;
}

.card-body {
    font-size: 0.9375rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
}

.card-grid-2 {
    grid-template-columns: repeat(2, 1fr);
}

/* ============================================================
   6. SECTIONS
   ============================================================ */

.section {
    border-top: 1px solid var(--border);
}

.section-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 80px 24px;
}

.section-header {
    text-align: center;
}

.section-headline {
    font-weight: 700;
    font-size: clamp(1.5rem, 4vw, 2rem);
    line-height: 1.2;
    margin-bottom: 12px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 48px;
    max-width: 560px;
}

.section-header .section-subtitle {
    margin-left: auto;
    margin-right: auto;
}

.section-muted {
    background: var(--surface);
}

/* ============================================================
   7. HERO
   ============================================================ */

.hero {
    text-align: center;
}

.hero-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 120px 24px 96px;
}

.hero-headline {
    font-weight: 800;
    font-size: clamp(2.25rem, 6vw, 3rem);
    line-height: 1.1;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 36px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--accent-light);
    background: rgba(59, 130, 246, 0.1);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 999px;
    padding: 6px 14px;
    margin-bottom: 24px;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    animation: sui-pulse 2s ease-in-out infinite;
}

@keyframes sui-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.hero-accent {
    color: var(--accent-light);
}

/* ============================================================
   8. TABLES
   ============================================================ */

.table-scroll {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.table,
.platform-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.table th,
.platform-table th {
    text-align: left;
    padding: 12px 16px;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 2px solid var(--border);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.table td,
.platform-table td {
    padding: 14px 16px;
    border-bottom: 1px solid var(--border);
}

.table tbody tr:hover,
.platform-table tbody tr:hover {
    background: var(--surface);
}

.platform-file {
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Comparison table */
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.comparison-table th {
    text-align: left;
    padding: 12px 16px;
    background: var(--surface);
    border: 1px solid var(--border);
    font-weight: 700;
    font-size: 0.8125rem;
    white-space: nowrap;
}

.comparison-table td {
    padding: 12px 16px;
    border: 1px solid var(--border);
    vertical-align: top;
}

.comparison-table tbody tr:hover { background: var(--surface); }
.comparison-table td:first-child { font-weight: 600; white-space: nowrap; }
.comparison-highlight { background: rgba(59, 130, 246, 0.06); }

/* ============================================================
   9. FORMS
   ============================================================ */

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 10px 14px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: inherit;
    font-size: 0.9375rem;
    line-height: 1.5;
    transition: border-color 150ms ease;
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--accent);
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-result {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    margin-top: 16px;
}

.form-result.success {
    background: var(--success-light);
    color: var(--success);
}

.form-result.error {
    background: var(--danger-light);
    color: var(--danger);
}

/* ============================================================
   10. BADGES & STATUS
   ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge:empty { display: none; }

.badge-available,
.badge-success {
    background: rgba(34, 197, 94, 0.12);
    border: 1px solid rgba(34, 197, 94, 0.25);
    color: #22c55e;
}

.badge-coming,
.badge-warning {
    background: rgba(234, 179, 8, 0.12);
    border: 1px solid rgba(234, 179, 8, 0.25);
    color: #eab308;
}

.badge-primary {
    background: rgba(59, 130, 246, 0.12);
    border: 1px solid rgba(59, 130, 246, 0.25);
    color: var(--accent);
}

.badge-danger {
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.25);
    color: #ef4444;
}

.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 999px;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-supported {
    color: #22c55e;
    background: rgba(34, 197, 94, 0.1);
}

.status-supported .status-dot { background: #22c55e; }

.status-planned {
    color: var(--accent-light);
    background: rgba(59, 130, 246, 0.1);
}

.status-planned .status-dot { background: var(--accent-light); }

/* ============================================================
   11. ALERTS
   ============================================================ */

.alert {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    margin-bottom: 16px;
}

.alert-error {
    background: var(--danger-light);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-success {
    background: var(--success-light);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.2);
}

.alert-info {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.2);
    color: var(--text);
}

.alert-info strong { color: var(--accent); }

/* ============================================================
   12. CODE BLOCKS
   ============================================================ */

.code-block {
    position: relative;
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.code-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 16px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text-muted);
}

.code-block pre {
    margin: 0;
    padding: 16px;
    overflow-x: auto;
    font-size: 0.875rem;
    line-height: 1.7;
}

.code-block code {
    font-family: var(--font-mono);
    color: var(--text);
    background: none;
}

.code-copy {
    position: absolute;
    top: 8px;
    right: 8px;
    padding: 4px 10px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-family: inherit;
    cursor: pointer;
    transition: color 150ms ease, border-color 150ms ease;
    z-index: 2;
}

.code-copy:hover {
    color: var(--text);
    border-color: var(--border-light);
}

/* Syntax highlighting — dark */
.code-block .kw { color: #c792ea; }
.code-block .str { color: #c3e88d; }
.code-block .cm { color: #546e7a; }
.code-block .fn { color: #82aaff; }
.code-block .num { color: #f78c6c; }
.code-block .attr { color: #ffcb6b; }
.code-block .tag { color: #f07178; }
.code-block .punct { color: #89ddff; }

/* Syntax highlighting — light */
[data-theme="light"] .code-block .kw { color: #7c3aed; }
[data-theme="light"] .code-block .str { color: #16a34a; }
[data-theme="light"] .code-block .cm { color: #94a3b8; }
[data-theme="light"] .code-block .fn { color: #2563eb; }
[data-theme="light"] .code-block .num { color: #ea580c; }
[data-theme="light"] .code-block .attr { color: #b45309; }
[data-theme="light"] .code-block .tag { color: #dc2626; }
[data-theme="light"] .code-block .punct { color: #0891b2; }

/* Inline code */
:not(pre) > code {
    font-family: var(--font-mono);
    font-size: 0.875em;
    padding: 2px 6px;
    background: var(--code-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--accent-light);
}

/* ============================================================
   13. STATS
   ============================================================ */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.stat-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    text-align: center;
}

.stat-value {
    font-size: 2rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1.2;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.8125rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* ============================================================
   14. STEPS
   ============================================================ */

.steps-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    counter-reset: step;
}

.step-card {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.step-number {
    flex-shrink: 0;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.875rem;
}

.step-card h3 {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 4px;
}

.step-card p {
    color: var(--text-muted);
    font-size: 0.9375rem;
    line-height: 1.6;
}

/* ============================================================
   15. CAPABILITY GRID
   ============================================================ */

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

.capability-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
}

.capability-card h3 {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 8px;
}

.capability-card p {
    font-size: 0.9375rem;
    color: var(--text-muted);
    line-height: 1.6;
}

.capability-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 12px;
}

.capability-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.capability-location {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* ============================================================
   16. FOOTER
   ============================================================ */

.footer {
    border-top: 1px solid var(--border);
    padding: 56px 0 32px;
}

.footer-inner {
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-columns {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 1.125rem;
    margin-bottom: 8px;
}

.footer-brand-icon {
    color: var(--accent);
    font-family: var(--font-mono);
}

.footer-tagline {
    font-size: 0.9375rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.footer-heading {
    font-size: 0.8125rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text);
    margin-bottom: 16px;
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-links a {
    font-size: 0.875rem;
    color: var(--text-muted);
    text-decoration: none;
    transition: color 150ms ease;
}

.footer-links a:hover { color: var(--text); }

.footer-text {
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 8px;
}

.footer-text a {
    color: var(--accent-light);
    text-decoration: none;
}

.footer-text a:hover { color: var(--accent); }

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ============================================================
   17. MODAL
   ============================================================ */

dialog.modal {
    max-width: 440px;
    width: calc(100% - 48px);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    padding: 24px;
}

dialog.modal::backdrop {
    background: rgba(0, 0, 0, 0.6);
}

dialog.modal h2 {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 16px;
}

.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 24px;
}

/* ============================================================
   18. EMPTY STATE
   ============================================================ */

.empty-state {
    text-align: center;
    padding: 48px 24px;
    color: var(--text-muted);
    font-size: 0.9375rem;
}

/* ============================================================
   19. UTILITIES
   ============================================================ */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

.text-muted { color: var(--text-muted); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }

/* ============================================================
   20. FOCUS ACCESSIBILITY
   ============================================================ */

.btn:focus-visible,
.nav-link:focus-visible,
.form-input:focus-visible,
.form-textarea:focus-visible,
.form-select:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* ============================================================
   21. RESPONSIVE (768px)
   ============================================================ */

@media (max-width: 768px) {
    .hero-inner {
        padding: 96px 24px 64px;
    }

    .hero-headline { font-size: 2rem; }

    .section-inner { padding: 56px 16px; }

    /* Nav mobile */
    .nav-toggle { display: flex; }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 2px;
        padding: 8px 16px 16px;
        background: rgba(10, 10, 15, 0.96);
        backdrop-filter: blur(12px);
        -webkit-backdrop-filter: blur(12px);
        border-bottom: 1px solid var(--border);
    }

    [data-theme="light"] .nav-links {
        background: rgba(255, 255, 255, 0.96);
    }

    .nav-links.open { display: flex; }

    .nav-links a {
        padding: 10px 12px;
        font-size: 0.9375rem;
    }

    /* Grids */
    .card-grid,
    .capability-grid { grid-template-columns: 1fr; }

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

    .form-row { grid-template-columns: 1fr; }

    /* Footer */
    .footer-columns { grid-template-columns: 1fr; gap: 32px; }

    /* Tables */
    .comparison-table { font-size: 0.8125rem; }
    .comparison-table th,
    .comparison-table td { padding: 10px 12px; }

    .hide-mobile { display: none; }
}

/* ============================================================
   22. REDUCED MOTION
   ============================================================ */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}