/* Destiny-Sovereign — Hydrogen static design system */
:root {
  --bg: #07070c;
  --bg-elevated: #0e0e16;
  --surface: rgba(255,255,255,0.03);
  --surface-hover: rgba(255,255,255,0.055);
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --text: #f0f0f7;
  --text-dim: #9a9ab0;
  --text-faint: #63637a;
  --accent: #6ee7ff;
  --accent-2: #a78bfa;
  --accent-3: #34d399;
  --accent-glow: rgba(110,231,255,0.22);
  --danger: #f87171;
  --warn: #fbbf24;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 22px;
  --shadow: 0 20px 60px rgba(0,0,0,0.45);
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  --max: 1120px;
  --nav-h: 64px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #f6f7fb;
  --bg-elevated: #ffffff;
  --surface: rgba(15,15,30,0.03);
  --surface-hover: rgba(15,15,30,0.06);
  --border: rgba(15,15,30,0.1);
  --border-strong: rgba(15,15,30,0.16);
  --text: #0f1020;
  --text-dim: #4b4d66;
  --text-faint: #7a7c94;
  --accent: #0891b2;
  --accent-2: #7c3aed;
  --accent-3: #059669;
  --accent-glow: rgba(8,145,178,0.15);
  --shadow: 0 16px 40px rgba(15,15,40,0.08);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.55;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea, select { font: inherit; color: inherit; }
ul { list-style: none; }

.bg-mesh {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(110,231,255,0.12), transparent 55%),
    radial-gradient(700px 420px at 90% 8%, rgba(167,139,250,0.12), transparent 50%),
    radial-gradient(600px 400px at 50% 100%, rgba(52,211,153,0.08), transparent 55%),
    var(--bg);
}
[data-theme="light"] .bg-mesh {
  background:
    radial-gradient(900px 500px at 12% -10%, rgba(8,145,178,0.1), transparent 55%),
    radial-gradient(700px 420px at 90% 8%, rgba(124,58,237,0.08), transparent 50%),
    radial-gradient(600px 400px at 50% 100%, rgba(5,150,105,0.06), transparent 55%),
    var(--bg);
}

.container { width: min(100% - 2rem, var(--max)); margin-inline: auto; }
.container-narrow { width: min(100% - 2rem, 720px); margin-inline: auto; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  display: flex; align-items: center;
  backdrop-filter: blur(16px) saturate(1.2);
  background: color-mix(in srgb, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
  display: flex; align-items: center; gap: 1.25rem;
}
.brand {
  display: flex; align-items: center; gap: 0.65rem;
  font-weight: 700; letter-spacing: -0.02em; font-size: 1.02rem;
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center;
  box-shadow: 0 0 24px var(--accent-glow);
  flex-shrink: 0;
}
.brand-mark svg { width: 18px; height: 18px; }
.nav-links {
  display: flex; align-items: center; gap: 0.15rem;
  margin-left: auto;
}
.nav-links a {
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  color: var(--text-dim);
  font-size: 0.92rem;
  transition: color .2s var(--ease), background .2s var(--ease);
}
.nav-links a:hover, .nav-links a.active { color: var(--text); background: var(--surface); }
.nav-actions { display: flex; align-items: center; gap: 0.5rem; margin-left: 0.5rem; }
.nav-toggle {
  display: none; width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--surface); cursor: pointer;
  align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block; width: 16px; height: 1.5px; background: var(--text);
  position: relative;
}
.nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 0; width: 16px; height: 1.5px; background: var(--text);
}
.nav-toggle span::before { top: -5px; }
.nav-toggle span::after { top: 5px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.45rem;
  padding: 0.7rem 1.15rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600; font-size: 0.94rem;
  cursor: pointer;
  transition: transform .15s var(--ease), background .2s, border-color .2s, box-shadow .2s;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent-2) 70%, var(--accent)));
  color: #041018;
  box-shadow: 0 8px 28px var(--accent-glow);
}
.btn-primary:hover { box-shadow: 0 12px 36px var(--accent-glow); filter: brightness(1.05); }
[data-theme="light"] .btn-primary { color: #fff; }
.btn-secondary {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}
.btn-secondary:hover { background: var(--surface-hover); border-color: var(--border-strong); }
.btn-ghost {
  background: transparent; border-color: transparent; color: var(--text-dim);
}
.btn-ghost:hover { color: var(--text); background: var(--surface); }
.btn-block { width: 100%; }
.btn-lg { padding: 0.9rem 1.4rem; font-size: 1rem; }
.btn-sm { padding: 0.45rem 0.85rem; font-size: 0.85rem; }
.icon-btn {
  width: 40px; height: 40px; border-radius: 12px;
  border: 1px solid var(--border); background: var(--surface);
  display: grid; place-items: center; cursor: pointer;
  color: var(--text-dim); transition: .2s var(--ease);
}
.icon-btn:hover { color: var(--text); border-color: var(--border-strong); }

/* Hero */
.hero {
  padding: clamp(3.5rem, 8vw, 6.5rem) 0 clamp(3rem, 6vw, 5rem);
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2.5rem;
  align-items: center;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--accent);
  font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.02em;
  margin-bottom: 1.25rem;
}
.eyebrow .dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-3);
  box-shadow: 0 0 10px var(--accent-3);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.6rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 750;
  margin-bottom: 1.1rem;
}
.hero h1 .grad {
  background: linear-gradient(120deg, var(--accent), var(--accent-2) 55%, var(--accent-3));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-lead {
  font-size: 1.12rem;
  color: var(--text-dim);
  max-width: 36rem;
  margin-bottom: 1.75rem;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.75rem; }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 1.25rem;
  color: var(--text-faint); font-size: 0.88rem;
}
.hero-meta strong { color: var(--text-dim); font-weight: 600; }

.hero-card {
  border: 1px solid var(--border);
  background: linear-gradient(180deg, var(--surface-hover), var(--surface));
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.hero-card::before {
  content: ""; position: absolute; inset: -1px;
  background: linear-gradient(135deg, rgba(110,231,255,0.25), transparent 40%, rgba(167,139,250,0.2));
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude; padding: 1px; border-radius: inherit; pointer-events: none;
}
.terminal {
  font-family: var(--mono); font-size: 0.82rem;
  background: #05050a; color: #c8f7ff;
  border-radius: 12px; padding: 1rem 1.1rem;
  border: 1px solid rgba(255,255,255,0.06);
  min-height: 220px;
}
[data-theme="light"] .terminal { background: #0b1220; }
.terminal .bar {
  display: flex; gap: 6px; margin-bottom: 0.9rem;
}
.terminal .bar i {
  width: 9px; height: 9px; border-radius: 50%;
  background: #3a3a4a; display: block;
}
.terminal .bar i:nth-child(1) { background: #ff5f57; }
.terminal .bar i:nth-child(2) { background: #febc2e; }
.terminal .bar i:nth-child(3) { background: #28c840; }
.terminal .line { margin: 0.25rem 0; opacity: 0.92; }
.terminal .muted { color: #6b7a8a; }
.terminal .ok { color: #34d399; }
.terminal .cyan { color: #6ee7ff; }
.terminal .purple { color: #c4b5fd; }

/* Sections */
section { padding: clamp(3rem, 6vw, 5rem) 0; }
.section-head {
  text-align: center; max-width: 640px; margin: 0 auto 2.5rem;
}
.section-head h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.35rem);
  letter-spacing: -0.03em; margin-bottom: 0.65rem;
}
.section-head p { color: var(--text-dim); font-size: 1.05rem; }
.kicker {
  color: var(--accent); font-size: 0.82rem; font-weight: 700;
  letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 0.6rem;
}

/* Features */
.features {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}
.feature {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  transition: transform .2s var(--ease), border-color .2s, background .2s;
}
.feature:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  background: var(--surface-hover);
}
.feature-icon {
  width: 42px; height: 42px; border-radius: 12px;
  display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(110,231,255,0.15), rgba(167,139,250,0.15));
  color: var(--accent); margin-bottom: 1rem; font-size: 1.15rem;
}
.feature h3 { font-size: 1.05rem; margin-bottom: 0.45rem; letter-spacing: -0.02em; }
.feature p { color: var(--text-dim); font-size: 0.92rem; }

/* Pricing */
.pricing {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  align-items: stretch;
}
.price-card {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.25rem;
  display: flex; flex-direction: column;
  position: relative;
}
.price-card.featured {
  border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
  background: linear-gradient(180deg, color-mix(in srgb, var(--accent) 10%, var(--surface)), var(--surface));
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--accent) 20%, transparent), var(--shadow);
  transform: scale(1.02);
}
.badge {
  position: absolute; top: -10px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041018; font-size: 0.72rem; font-weight: 700;
  padding: 0.25rem 0.7rem; border-radius: 999px; letter-spacing: 0.04em;
}
[data-theme="light"] .badge { color: #fff; }
.price-card h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.price-card .price {
  font-size: 2.1rem; font-weight: 750; letter-spacing: -0.03em;
  margin: 0.5rem 0 0.25rem;
}
.price-card .price span { font-size: 0.95rem; color: var(--text-dim); font-weight: 500; }
.price-card .desc { color: var(--text-faint); font-size: 0.88rem; margin-bottom: 1.1rem; }
.price-card ul { flex: 1; margin-bottom: 1.25rem; }
.price-card li {
  display: flex; gap: 0.5rem; align-items: flex-start;
  color: var(--text-dim); font-size: 0.9rem;
  padding: 0.35rem 0;
}
.price-card li::before {
  content: "✓"; color: var(--accent-3); font-weight: 700; flex-shrink: 0;
}

/* Forms / Auth */
.auth-shell {
  min-height: calc(100vh - var(--nav-h) - 120px);
  display: grid; place-items: center;
  padding: 2.5rem 0;
}
.auth-card {
  width: min(100%, 440px);
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  border-radius: var(--radius-lg);
  padding: 2rem 1.6rem;
  box-shadow: var(--shadow);
}
.auth-card h1 { font-size: 1.55rem; letter-spacing: -0.03em; margin-bottom: 0.4rem; }
.auth-card .sub { color: var(--text-dim); margin-bottom: 1.4rem; font-size: 0.95rem; }
.oauth-stack { display: grid; gap: 0.65rem; margin-bottom: 1.15rem; }
.oauth-btn {
  display: flex; align-items: center; justify-content: center; gap: 0.65rem;
  width: 100%; padding: 0.8rem 1rem;
  border-radius: 12px; border: 1px solid var(--border);
  background: var(--surface); font-weight: 600; cursor: pointer;
  transition: .2s var(--ease);
}
.oauth-btn:hover { background: var(--surface-hover); border-color: var(--border-strong); }
.oauth-btn svg { width: 18px; height: 18px; }
.divider {
  display: flex; align-items: center; gap: 0.75rem;
  color: var(--text-faint); font-size: 0.82rem; margin: 1rem 0 1.15rem;
}
.divider::before, .divider::after {
  content: ""; flex: 1; height: 1px; background: var(--border);
}
.form-group { margin-bottom: 0.9rem; }
.form-group label {
  display: block; font-size: 0.85rem; font-weight: 600;
  color: var(--text-dim); margin-bottom: 0.35rem;
}
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--border));
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-group textarea { min-height: 120px; resize: vertical; }
.form-hint { font-size: 0.8rem; color: var(--text-faint); margin-top: 0.35rem; }
.form-error {
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--danger) 35%, transparent);
  color: var(--danger); padding: 0.65rem 0.85rem; border-radius: 10px;
  font-size: 0.88rem; margin-bottom: 0.9rem; display: none;
}
.form-error.show { display: block; }
.form-success {
  background: color-mix(in srgb, var(--accent-3) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent-3) 35%, transparent);
  color: var(--accent-3); padding: 0.65rem 0.85rem; border-radius: 10px;
  font-size: 0.88rem; margin-bottom: 0.9rem; display: none;
}
.form-success.show { display: block; }
.auth-footer {
  margin-top: 1.15rem; text-align: center;
  color: var(--text-faint); font-size: 0.9rem;
}
.auth-footer a { color: var(--accent); font-weight: 600; }

/* Dashboard */
.dash-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.25rem;
  padding: 1.5rem 0 3rem;
  min-height: calc(100vh - var(--nav-h));
}
.dash-side {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-lg);
  padding: 1.1rem;
  height: fit-content;
  position: sticky; top: calc(var(--nav-h) + 1rem);
}
.dash-side h2 { font-size: 0.95rem; margin-bottom: 0.85rem; }
.dash-side a {
  display: block; padding: 0.55rem 0.7rem; border-radius: 10px;
  color: var(--text-dim); font-size: 0.92rem; margin-bottom: 0.2rem;
}
.dash-side a:hover, .dash-side a.active {
  background: var(--surface-hover); color: var(--text);
}
.dash-main { display: grid; gap: 1rem; }
.stat-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.stat {
  border: 1px solid var(--border); background: var(--surface);
  border-radius: var(--radius); padding: 1.15rem;
}
.stat .label { color: var(--text-faint); font-size: 0.82rem; margin-bottom: 0.35rem; }
.stat .value { font-size: 1.65rem; font-weight: 750; letter-spacing: -0.03em; }
.panel {
  border: 1px solid var(--border); background: var(--surface);
  border-radius: var(--radius-lg); padding: 1.25rem;
}
.panel h3 { font-size: 1.05rem; margin-bottom: 0.75rem; }
.panel p, .panel li { color: var(--text-dim); font-size: 0.93rem; }
.user-chip {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.75rem; border-radius: 12px;
  background: var(--bg-elevated); border: 1px solid var(--border);
  margin-bottom: 1rem;
}
.avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid; place-items: center; font-weight: 700; color: #041018;
  font-size: 0.9rem;
}
[data-theme="light"] .avatar { color: #fff; }

/* Docs / Blog */
.docs-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  padding: 2rem 0 4rem;
}
.docs-nav a {
  display: block; padding: 0.45rem 0.6rem; border-radius: 8px;
  color: var(--text-dim); font-size: 0.92rem; margin-bottom: 0.15rem;
}
.docs-nav a:hover, .docs-nav a.active { background: var(--surface); color: var(--text); }
.docs-nav .group { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em;
  color: var(--text-faint); margin: 1rem 0 0.4rem; font-weight: 700; }
.prose h1 { font-size: clamp(1.8rem, 3vw, 2.4rem); letter-spacing: -0.03em; margin-bottom: 0.75rem; }
.prose h2 { font-size: 1.35rem; margin: 2rem 0 0.65rem; letter-spacing: -0.02em; }
.prose h3 { font-size: 1.1rem; margin: 1.4rem 0 0.5rem; }
.prose p, .prose li { color: var(--text-dim); margin-bottom: 0.85rem; }
.prose ul, .prose ol { padding-left: 1.25rem; margin-bottom: 1rem; }
.prose ul { list-style: disc; }
.prose ol { list-style: decimal; }
.prose code, .prose pre {
  font-family: var(--mono); font-size: 0.88em;
}
.prose code {
  background: var(--surface); border: 1px solid var(--border);
  padding: 0.1rem 0.35rem; border-radius: 6px;
}
.prose pre {
  background: #05050a; color: #d7f7ff; border: 1px solid var(--border);
  border-radius: 12px; padding: 1rem 1.1rem; overflow-x: auto; margin: 1rem 0 1.25rem;
}
[data-theme="light"] .prose pre { background: #0b1220; }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }

.blog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.blog-card {
  border: 1px solid var(--border); background: var(--surface);
  border-radius: var(--radius); overflow: hidden;
  transition: transform .2s var(--ease), border-color .2s;
}
.blog-card:hover { transform: translateY(-3px); border-color: var(--border-strong); }
.blog-card .thumb {
  height: 140px;
  background: linear-gradient(135deg, rgba(110,231,255,0.2), rgba(167,139,250,0.25));
}
.blog-card .body { padding: 1.15rem; }
.blog-card .date { color: var(--text-faint); font-size: 0.8rem; margin-bottom: 0.4rem; }
.blog-card h3 { font-size: 1.05rem; margin-bottom: 0.45rem; letter-spacing: -0.02em; }
.blog-card p { color: var(--text-dim); font-size: 0.9rem; }

/* Download */
.download-hero { text-align: center; padding: 3.5rem 0 2rem; }
.download-hero h1 { font-size: clamp(2rem, 4vw, 2.8rem); letter-spacing: -0.03em; margin-bottom: 0.75rem; }
.download-hero p { color: var(--text-dim); max-width: 520px; margin: 0 auto 1.5rem; }
.download-card {
  max-width: 560px; margin: 0 auto 2rem;
  border: 1px solid var(--border); background: var(--surface);
  border-radius: var(--radius-lg); padding: 1.75rem; text-align: center;
}
.download-card .os { color: var(--accent); font-weight: 700; font-size: 0.85rem;
  letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 0.5rem; }
.download-card h2 { font-size: 1.35rem; margin-bottom: 0.4rem; }
.download-card .meta { color: var(--text-faint); font-size: 0.88rem; margin-bottom: 1.25rem; }
.os-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem;
  max-width: 720px; margin: 0 auto 3rem;
}
.os-card {
  border: 1px solid var(--border); background: var(--surface);
  border-radius: var(--radius); padding: 1.15rem; text-align: center;
}
.os-card h3 { font-size: 1rem; margin: 0.5rem 0 0.35rem; }
.os-card p { color: var(--text-faint); font-size: 0.85rem; margin-bottom: 0.85rem; }

/* Contact */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.2fr; gap: 1.5rem;
  padding-bottom: 3rem;
}
.contact-info {
  border: 1px solid var(--border); background: var(--surface);
  border-radius: var(--radius-lg); padding: 1.5rem;
}
.contact-info h2 { margin-bottom: 0.75rem; }
.contact-info p { color: var(--text-dim); margin-bottom: 1rem; }
.contact-info li { color: var(--text-dim); padding: 0.35rem 0; }

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0 2rem;
  margin-top: 1rem;
}
.footer-grid {
  display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 1.5rem;
  margin-bottom: 2rem;
}
.footer h4 { font-size: 0.85rem; margin-bottom: 0.75rem; color: var(--text); }
.footer a { display: block; color: var(--text-dim); font-size: 0.9rem; padding: 0.25rem 0; }
.footer a:hover { color: var(--text); }
.footer-brand p { color: var(--text-faint); font-size: 0.9rem; margin-top: 0.65rem; max-width: 280px; }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 0.75rem;
  padding-top: 1.25rem; border-top: 1px solid var(--border);
  color: var(--text-faint); font-size: 0.85rem;
}

/* Utilities */
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
.muted { color: var(--text-dim); }
.center { text-align: center; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.hidden { display: none !important; }
.page-hero {
  padding: 2.75rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 1.5rem;
}
.page-hero h1 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); letter-spacing: -0.03em; margin-bottom: 0.5rem; }
.page-hero p { color: var(--text-dim); max-width: 560px; }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .features, .pricing, .blog-grid, .stat-grid, .os-grid,
  .contact-grid, .footer-grid, .docs-layout, .dash-layout {
    grid-template-columns: 1fr;
  }
  .features { grid-template-columns: repeat(2, 1fr); }
  .pricing { grid-template-columns: repeat(2, 1fr); }
  .price-card.featured { transform: none; }
  .nav-links, .nav-actions .btn-ghost { display: none; }
  .nav-toggle { display: inline-flex; margin-left: auto; }
  .nav.open .nav-links {
    display: flex; flex-direction: column; position: absolute;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--bg-elevated); border-bottom: 1px solid var(--border);
    padding: 0.75rem; gap: 0.15rem;
  }
  .nav.open .nav-links a { width: 100%; }
  .dash-side { position: static; }
}
@media (max-width: 560px) {
  .features, .pricing, .blog-grid, .stat-grid, .os-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; }
  .hero-cta .btn { width: 100%; }
}