/* DOCDASH marketing site — reuses the app's own theme tokens */

:root {
  --mono: 'Courier New', 'Courier', monospace;
  --sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius: 16px;
  --transition: 220ms cubic-bezier(.4,0,.2,1);
}

/* ---------- Theme: dark (default) ---------- */
[data-theme="dark"] {
  --primary: #FACC15;
  --primary-dark: #EAB308;
  --primary-light: rgba(250, 204, 21, 0.16);
  --accent: #FDE047;
  --bg: #07090E;
  --bg-elem: #11151F;
  --card: #121620;
  --card-border: #1F2633;
  --text: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --danger: #EF4444;
  --success: #22C55E;
  --surface: #181E2B;
  --overlay: rgba(0,0,0,0.85);
  --grid-line: rgba(250, 204, 21, 0.06);
}

/* ---------- Theme: light ---------- */
[data-theme="light"] {
  --primary: #D97706;
  --primary-dark: #B45309;
  --primary-light: rgba(217, 119, 6, 0.12);
  --accent: #F59E0B;
  --bg: #F1F5F9;
  --bg-elem: #FFFFFF;
  --card: #FFFFFF;
  --card-border: #E2E8F0;
  --text: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --danger: #EF4444;
  --success: #16A34A;
  --surface: #F8FAFC;
  --overlay: rgba(15,23,42,0.7);
  --grid-line: rgba(217, 119, 6, 0.06);
}

/* ---------- Theme: sky blue ---------- */
[data-theme="sky"] {
  --primary: #38BDF8;
  --primary-dark: #0284C7;
  --primary-light: rgba(56, 189, 248, 0.18);
  --accent: #7DD3FC;
  --bg: #07111F;
  --bg-elem: #0C1B33;
  --card: #0E2240;
  --card-border: #1A3660;
  --text: #F0F9FF;
  --text-secondary: #93C5FD;
  --text-muted: #60A5FA;
  --danger: #EF4444;
  --success: #10B981;
  --surface: #142C50;
  --overlay: rgba(7,17,31,0.94);
  --grid-line: rgba(56, 189, 248, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  transition: background var(--transition), color var(--transition);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(var(--grid-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 48px 48px;
  transition: background-image var(--transition);
}

a { color: inherit; text-decoration: none; }

.wrap {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* ---------- Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--card-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1080px;
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 1px;
  font-size: 18px;
}
.brand-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(.8); }
}
.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  font-size: 14px;
  color: var(--text-secondary);
}
.nav-links a { transition: color var(--transition); position: relative; }
.nav-links a:hover, .nav-links a.active { color: var(--primary); }
.nav-links a.active::after {
  content: "";
  position: absolute;
  bottom: -6px; left: 0; right: 0;
  height: 2px;
  background: var(--primary);
}

.theme-switch {
  display: flex;
  gap: 6px;
  padding: 4px;
  background: var(--surface);
  border: 1px solid var(--card-border);
  border-radius: 100px;
}
.theme-btn {
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), border-color var(--transition);
}
.theme-btn:hover { transform: scale(1.12); }
.theme-btn.active { border-color: var(--text); }
.theme-btn[data-theme-btn="dark"] { background: #FACC15; }
.theme-btn[data-theme-btn="light"] { background: #D97706; }
.theme-btn[data-theme-btn="sky"] { background: #38BDF8; }

.menu-toggle { display: none; background: none; border: none; color: var(--text); font-size: 22px; cursor: pointer; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn:active { transform: scale(.96); }
.btn-primary {
  background: var(--primary);
  color: #07090E;
  box-shadow: 0 0 0 rgba(250,204,21,0);
}
.btn-primary:hover { box-shadow: 0 8px 30px -4px var(--primary); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  border-color: var(--card-border);
  color: var(--text);
}
.btn-ghost:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- Hero ---------- */
.hero {
  padding: 90px 0 70px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--primary);
  border: 1px solid var(--primary-light);
  background: var(--primary-light);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 22px;
}
.hero h1 {
  font-size: clamp(38px, 6vw, 64px);
  line-height: 1.05;
  margin: 0 0 20px;
  letter-spacing: -1.5px;
}
.hero h1 span { color: var(--primary); }
.hero p.lead {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 480px;
  margin: 0 0 32px;
  line-height: 1.6;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

.scan-stage {
  position: relative;
  aspect-ratio: 3/4;
  max-width: 340px;
  margin: 0 auto;
  border-radius: 24px;
  background: var(--card);
  border: 1px solid var(--card-border);
  overflow: hidden;
  box-shadow: 0 40px 80px -30px rgba(0,0,0,.5);
}
.scan-doc {
  position: absolute;
  inset: 24px;
  background: var(--bg-elem);
  border-radius: 10px;
  border: 1px solid var(--card-border);
}
.scan-doc .line {
  height: 8px;
  margin: 18px 22px;
  border-radius: 4px;
  background: var(--card-border);
}
.scan-doc .line:nth-child(2) { width: 70%; }
.scan-doc .line:nth-child(3) { width: 85%; }
.scan-beam {
  position: absolute;
  left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  box-shadow: 0 0 20px 4px var(--primary);
  animation: sweep 2.6s ease-in-out infinite;
}
@keyframes sweep {
  0% { top: 8%; opacity: 0; }
  10% { opacity: 1; }
  50% { top: 92%; opacity: 1; }
  60% { opacity: 0; }
  100% { top: 8%; opacity: 0; }
}
.bracket {
  position: absolute;
  width: 22px; height: 22px;
  border: 3px solid var(--primary);
  opacity: .85;
  animation: bracket-pulse 2.4s ease-in-out infinite;
}
.bracket.tl { top: 10px; left: 10px; border-right: none; border-bottom: none; }
.bracket.tr { top: 10px; right: 10px; border-left: none; border-bottom: none; }
.bracket.bl { bottom: 10px; left: 10px; border-right: none; border-top: none; }
.bracket.br { bottom: 10px; right: 10px; border-left: none; border-top: none; }
@keyframes bracket-pulse {
  0%, 100% { opacity: .5; }
  50% { opacity: 1; }
}
.status-chip {
  position: absolute;
  bottom: 14px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 1px;
  color: var(--success);
  display: flex; align-items: center; gap: 6px;
  background: var(--overlay);
  padding: 6px 12px;
  border-radius: 100px;
}
.status-chip .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse-dot 1.6s ease-in-out infinite;
}

/* ---------- reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }

/* ---------- Section headers ---------- */
.section { padding: 90px 0; position: relative; }
.section-head { max-width: 620px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(28px, 4vw, 42px); margin: 0 0 14px; letter-spacing: -1px; }
.section-head p { color: var(--text-secondary); font-size: 16px; line-height: 1.6; margin: 0; }

/* ---------- Feature grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
  cursor: default;
}
.feature-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: 0 20px 40px -20px rgba(0,0,0,.4);
}
.feature-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 22px;
  margin-bottom: 18px;
  transition: transform var(--transition);
}
.feature-card:hover .feature-icon { transform: rotate(-6deg) scale(1.08); }
.feature-card h3 { margin: 0 0 8px; font-size: 17px; }
.feature-card p { margin: 0; color: var(--text-secondary); font-size: 14px; line-height: 1.55; }

/* ---------- Theme showcase ---------- */
.theme-showcase {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.theme-card {
  border-radius: var(--radius);
  padding: 22px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}
.theme-card:hover { transform: translateY(-4px); }
.theme-card.current { border-color: var(--primary); }
.theme-card .swatch-row { display: flex; gap: 8px; margin-bottom: 14px; }
.swatch { width: 26px; height: 26px; border-radius: 50%; border: 1px solid rgba(255,255,255,.15); }
.theme-card h4 { margin: 0 0 4px; font-size: 15px; }
.theme-card p { margin: 0; font-size: 13px; opacity: .75; }

/* ---------- Stats strip ---------- */
.stats-strip {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  padding: 40px 0;
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
}
.stat { text-align: center; flex: 1; min-width: 140px; }
.stat .num { font-family: var(--mono); font-size: 34px; font-weight: 700; color: var(--primary); }
.stat .label { font-size: 13px; color: var(--text-secondary); margin-top: 6px; }

/* ---------- CTA banner ---------- */
.cta-banner {
  border-radius: 28px;
  padding: 64px 40px;
  text-align: center;
  background: linear-gradient(135deg, var(--card), var(--surface));
  border: 1px solid var(--card-border);
  position: relative;
  overflow: hidden;
}
.cta-banner h2 { font-size: clamp(26px,4vw,38px); margin: 0 0 14px; }
.cta-banner p { color: var(--text-secondary); margin: 0 0 30px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--card-border);
  padding: 48px 0 32px;
  font-size: 14px;
  color: var(--text-secondary);
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 32px;
}
.footer-col h5 { color: var(--text); margin: 0 0 12px; font-size: 13px; letter-spacing: 1px; font-family: var(--mono); }
.footer-col a { display: block; margin-bottom: 8px; transition: color var(--transition); }
.footer-col a:hover { color: var(--primary); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid var(--card-border);
  font-size: 12px;
}

/* ---------- Legal pages ---------- */
.legal {
  padding: 60px 0 100px;
}
.legal .updated {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--primary);
  letter-spacing: 1px;
  margin-bottom: 8px;
}
.legal h1 { font-size: clamp(30px, 5vw, 44px); margin: 0 0 30px; }
.legal-layout { display: grid; grid-template-columns: 240px 1fr; gap: 48px; }
.legal-toc {
  position: sticky;
  top: 90px;
  align-self: start;
  border-left: 2px solid var(--card-border);
  padding-left: 18px;
  font-size: 13px;
}
.legal-toc a { display: block; padding: 6px 0; color: var(--text-secondary); }
.legal-toc a:hover, .legal-toc a.active { color: var(--primary); }
.legal-body h2 {
  font-size: 20px;
  margin: 44px 0 14px;
  padding-top: 8px;
  scroll-margin-top: 90px;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body p, .legal-body li { color: var(--text-secondary); line-height: 1.75; font-size: 15px; }
.legal-body ul { padding-left: 20px; }
.legal-body strong { color: var(--text); }
.callout {
  background: var(--primary-light);
  border: 1px solid var(--primary);
  border-radius: 12px;
  padding: 16px 20px;
  font-size: 14px;
  color: var(--text);
  margin: 20px 0;
}

/* ---------- Feature detail page ---------- */
.pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.pillar {
  background: var(--card);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 32px;
}
.pillar .feature-icon { margin-bottom: 20px; }
.pillar h3 { font-size: 20px; margin: 0 0 10px; }
.pillar p { color: var(--text-secondary); line-height: 1.7; margin: 0 0 14px; }
.tag-row { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-chip {
  font-family: var(--mono);
  font-size: 11px;
  padding: 5px 10px;
  border-radius: 100px;
  background: var(--surface);
  border: 1px solid var(--card-border);
  color: var(--text-secondary);
}

/* ---------- Sound toggle ---------- */
.sound-toggle {
  background: none; border: 1px solid var(--card-border); color: var(--text-secondary);
  width: 34px; height: 34px; border-radius: 50%; cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 14px;
  transition: border-color var(--transition), color var(--transition);
}
.sound-toggle:hover { border-color: var(--primary); color: var(--primary); }

/* ---------- Responsive ---------- */
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .theme-showcase { grid-template-columns: 1fr; }
  .legal-layout { grid-template-columns: 1fr; }
  .legal-toc { position: static; border-left: none; padding-left: 0; margin-bottom: 24px; }
  .pillars { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .nav-links { position: fixed; top: 60px; left: 0; right: 0; bottom: 0; background: var(--bg); flex-direction: column; padding: 30px 24px; gap: 20px; transform: translateX(100%); transition: transform var(--transition); z-index: 40; }
  .nav-links.open { transform: translateX(0); }
  .menu-toggle { display: block; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-strip { justify-content: flex-start; }
  .footer-grid { flex-direction: column; }
}