/* ==========================================================================
   REVORAX SOLAR — gnani.ai visual language
   Aurora gradients · editorial didone serif · cream/lavender/peach sections
   full-round pills · gradient-blob cards · sticky card stack
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,400&family=Inter:wght@400;500;600;700&display=swap');

/* ─── Tokens ─── */
:root {
  --cream: #FAF6EF;
  --cream-deep: #F4EEE3;
  --surface: #FFFFFF;
  --ink: #141414;
  --body: #3A3A3A;
  --muted: #6F6F6F;
  --border: #E7E0D3;
  --lavender: #ECE9FB;
  --lavender-deep: #DCD6F7;
  --periwinkle: #B9C8F5;
  --peach: #FFC79A;
  --peach-deep: #FF9E6B;
  --sunrise: #FF7A45;
  --lilac: #9B8AFB;
  --purple-panel: linear-gradient(135deg, #7C6CF0 0%, #9B8AFB 55%, #B9A8FA 100%);

  --font-display: 'Fraunces', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --radius: 22px;
  --radius-lg: 28px;
  --shadow-card: 0 16px 48px -16px rgba(20, 20, 20, 0.14);
  --shadow-soft: 0 2px 8px rgba(20, 20, 20, 0.06);
}

/* ─── Reset / base ─── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  color: var(--body);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
.shell { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; margin-top: 40px; }

/* ─── Buttons: full-round pills ─── */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  border-radius: 999px; font-weight: 600;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-black { background: #141414; color: #fff; box-shadow: 0 8px 24px -8px rgba(20,20,20,.4); }
.btn-black:hover { box-shadow: 0 12px 32px -8px rgba(20,20,20,.5); }
.btn-white {
  background: rgba(255,255,255,.92); color: var(--ink);
  border: 1px solid rgba(20,20,20,.14);
  box-shadow: 0 8px 24px -10px rgba(20,20,20,.25);
  backdrop-filter: blur(6px);
}
.btn-sm { padding: 10px 22px; font-size: .9rem; }
.btn-md { padding: 15px 34px; font-size: 1rem; }
.btn-arrow { font-size: 1.1em; }

/* ─── Section heads: centered editorial serif ─── */
section { padding: 110px 0; }
.section-head { text-align: center; max-width: 780px; margin: 0 auto 56px; }
.section-head h2 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2.1rem, 4.6vw, 3.4rem);
  line-height: 1.12; letter-spacing: -0.01em; color: var(--ink);
}
.section-head p { margin-top: 16px; font-size: 1.1rem; color: var(--muted); }

/* ─── Header: slim, floating over hero ─── */
.site-header { position: absolute; top: 0; left: 0; right: 0; z-index: 50; }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 22px; padding-bottom: 22px;
}
.brand { font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; color: var(--ink); letter-spacing: -0.01em; }
.header-nav { display: flex; gap: 34px; }
.header-nav a { font-size: .95rem; font-weight: 500; color: var(--body); transition: color .2s; }
.header-nav a:hover { color: var(--ink); }

/* ─── Hero: aurora sunrise ─── */
.hero {
  padding: 120px 0 84px;
  background:
    radial-gradient(55% 45% at 50% 30%, rgba(255, 213, 165, 0.95), transparent 70%),
    radial-gradient(42% 36% at 14% 24%, rgba(255, 178, 198, 0.75), transparent 70%),
    radial-gradient(42% 36% at 86% 26%, rgba(200, 183, 250, 0.8), transparent 70%),
    linear-gradient(180deg, #FFF7EE 0%, #FDEBD7 36%, #EAE4FA 70%, #D9E2FB 100%);
  text-align: center;
  position: relative; overflow: hidden;
}
.hero-inner { max-width: 900px; }
.hero h1 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2.7rem, 6.4vw, 4.8rem);
  line-height: 1.08; letter-spacing: -0.015em; color: var(--ink);
}
.hero-sub {
  margin: 24px auto 0; max-width: 620px;
  font-size: 1.15rem; color: #4A4A4A;
}
.hero-actions { margin-top: 36px; display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.eyebrow {
  text-transform: uppercase; letter-spacing: .22em;
  font-size: .78rem; font-weight: 700; color: var(--sunrise);
  margin-bottom: 20px;
}
.hero-body {
  margin: 18px auto 0; max-width: 640px;
  font-size: 1.02rem; color: var(--body); line-height: 1.7;
}
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid rgba(20,20,20,.28);
}
.btn-ghost:hover { border-color: rgba(20,20,20,.55); }
.btn-dark { background: var(--ink); color: #fff; box-shadow: 0 8px 24px -10px rgba(20,20,20,.4); }
.btn-dark:hover { transform: translateY(-2px); }

/* ─── First conversation: does / doesn't ─── */
.dodont { background: var(--cream-deep); padding: 72px 0; }
.dodont .section-head { text-align: center; margin-bottom: 40px; }
.dodont-grid {
  display: grid; grid-template-columns: 1fr 1.35fr; gap: 24px;
  max-width: 1060px; margin: 0 auto;
}
.dodont-col {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 28px 30px;
  box-shadow: var(--shadow-soft);
}
.dodont-col h3 {
  font-family: var(--font-display); font-weight: 500;
  font-size: 1.35rem; color: var(--ink); margin-bottom: 14px;
}
.dodont-col ul { list-style: none; }
.dodont-col li {
  position: relative; padding: 7px 0 7px 32px;
  font-size: .94rem; line-height: 1.6; color: var(--body);
  border-bottom: 1px solid var(--border);
}
.dodont-col li:last-child { border-bottom: none; }
.dodont-col li::before {
  position: absolute; left: 0; top: 10px;
  width: 22px; height: 22px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700;
}
.dodont-col.dont li::before { content: "✕"; background: #FDE8E8; color: #C24141; }
.dodont-col.do { border-top: 4px solid var(--sunrise); }
.dodont-col.do li::before { content: "✓"; background: #E6F7ED; color: #1E9E5A; }
.dodont-closer {
  max-width: 720px; margin: 36px auto 0; text-align: center;
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 500;
  line-height: 1.45; color: var(--ink);
}
.dodont-cta { text-align: center; margin-top: 26px; }
@media (max-width: 860px) {
  .dodont-grid { grid-template-columns: 1fr; }
  .dodont { padding: 56px 0; }
}

/* ─── Demo section (cream) — compact, right below hero ─── */
.demo-section { background: var(--cream); padding: 64px 0; }
.demo-section .section-head { margin-bottom: 28px; }
.demo-section .section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }
.demo-widget {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 28px 28px 30px;
  max-width: 960px; margin: 0 auto;
}
.demo-topbar {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 20px; flex-wrap: wrap; margin-bottom: 20px;
}
.demo-status { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.rec-badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .78rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  color: #B3402A; background: #FDEEE7;
  padding: 7px 14px; border-radius: 999px;
}
.rec-dot { width: 8px; height: 8px; border-radius: 50%; background: #E0492F; animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
.demo-title h3 { font-family: var(--font-display); font-size: 1.35rem; font-weight: 600; color: var(--ink); }
.demo-title p { font-size: .92rem; color: var(--muted); margin-top: 4px; }

.lang-pills { display: flex; gap: 8px; background: #F3EEE2; padding: 5px; border-radius: 999px; align-self: flex-start; }
.lang-pill {
  padding: 9px 22px; border-radius: 999px; font-size: .92rem; font-weight: 600;
  color: var(--muted); transition: all .25s var(--ease);
}
.lang-pill:hover { color: var(--ink); }
.lang-pill.active {
  background: #141414; color: #fff;
  box-shadow: 0 4px 14px -4px rgba(20,20,20,.5);
}

/* Player */
.player { display: flex; align-items: center; gap: 20px; margin-bottom: 22px; }
.play-btn { flex-shrink: 0; }
.play-ring {
  display: flex; align-items: center; justify-content: center;
  width: 76px; height: 76px; border-radius: 50%;
  background: conic-gradient(from 180deg, #FF9E6B, #FF7AB8, #9B8AFB, #7AB8FF, #FF9E6B);
  padding: 4px;
  box-shadow: 0 10px 30px -8px rgba(255, 122, 69, 0.55);
  transition: transform .25s var(--ease);
}
.play-btn:hover .play-ring { transform: scale(1.06); }
.play-ring svg {
  width: 68px; height: 68px; border-radius: 50%;
  background: #141414; color: #fff; padding: 20px;
}
.track-info { flex: 1; min-width: 0; }
.track-name { font-weight: 700; color: var(--ink); font-size: 1.02rem; }
.track-desc { font-size: .88rem; color: var(--muted); margin-top: 3px; }
.time-display { font-size: .9rem; font-weight: 600; color: var(--muted); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Waveform */
.waveform {
  display: flex; align-items: center; gap: 4px; height: 64px;
  margin-bottom: 14px; overflow: hidden;
}
.waveform .bar {
  flex: 1; min-width: 3px; border-radius: 3px;
  background: linear-gradient(180deg, var(--peach-deep), var(--lilac));
  opacity: .55; transition: height .13s linear;
}
.waveform.playing .bar { opacity: 1; }

/* Scrubber */
.scrubber {
  height: 8px; border-radius: 999px; background: #EFE8D9;
  cursor: pointer; margin-bottom: 30px; position: relative;
}
.scrubber-fill {
  height: 100%; width: 0%; border-radius: 999px;
  background: linear-gradient(90deg, var(--peach-deep), var(--sunrise), var(--lilac));
}

/* Transcript */
.transcript-bar {
  display: flex; justify-content: space-between; align-items: center;
  gap: 12px; flex-wrap: wrap; margin-bottom: 16px;
}
.transcript-label { font-size: .82rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.extraction-badge {
  font-size: .85rem; font-weight: 600; color: #1D6B3C;
  background: #E4F4E8; border: 1px solid #BFE3C9;
  padding: 8px 16px; border-radius: 999px;
}
.dialogue-list { display: none; flex-direction: column; gap: 10px; max-height: 380px; overflow-y: auto; padding-right: 6px; }
.transcript.open .dialogue-list { display: flex; }
.transcript-toggle {
  font-size: .82rem; font-weight: 600; color: var(--ink);
  border: 1.5px solid var(--border); border-radius: 999px;
  padding: 7px 16px; background: #fff;
  transition: border-color .2s var(--ease);
}
.transcript-toggle:hover { border-color: rgba(20,20,20,.4); }

.dialogue-row {
  display: flex; gap: 14px; padding: 14px 16px; border-radius: 16px;
  background: #F8F4EB; border: 1px solid transparent;
  transition: all .3s var(--ease);
}
.dialogue-row.active { background: #fff; border-color: var(--peach-deep); box-shadow: var(--shadow-soft); }
.d-avatar {
  width: 38px; height: 38px; border-radius: 50%; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: .72rem; font-weight: 700; color: #fff;
}
.d-avatar.ai { background: linear-gradient(135deg, var(--sunrise), #FF5C8A); }
.d-avatar.prospect { background: linear-gradient(135deg, var(--lilac), #6A5CF0); }
.d-name { font-size: .8rem; font-weight: 700; color: var(--muted); margin-bottom: 2px; }
.d-text { color: var(--ink); font-size: .98rem; line-height: 1.55; }

/* ─── Voice stack cards (cream, gradient blobs) ─── */
.stack { background: var(--cream); padding-top: 40px; }
.stack-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.stack-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px 26px;
  box-shadow: var(--shadow-soft);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.stack-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-card); }
.blob {
  height: 110px; border-radius: 16px; margin-bottom: 22px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.blob svg { width: 70%; height: 60%; opacity: .95; }
.blob-orange { background: linear-gradient(135deg, #FFB25E, #FF7A45); }
.blob-green { background: linear-gradient(135deg, #8FD694, #5E9CF0); }
.blob-blue { background: linear-gradient(135deg, #7AB8FF, #9B8AFB); }
.blob-pink { background: linear-gradient(135deg, #FF9EB8, #C99BFA); }
.stack-card h3 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.stack-card p { font-size: .95rem; color: var(--muted); }

/* ─── Speed: peach gradient section ─── */
.speed {
  background: linear-gradient(160deg, #FFD9AE 0%, #FFBE8A 45%, #FF9E6B 100%);
  position: relative; overflow: hidden;
}
.speed .section-head h2 { color: #2A1A10; }
.speed .section-head p { color: #2A1A10; opacity: .72; }
.speed-grid {
  display: grid; grid-template-columns: 1.25fr 1fr; gap: 40px; align-items: center;
  margin-bottom: 48px;
}
.speed-shot {
  background: #fff; border-radius: var(--radius-lg); padding: 14px;
  box-shadow: 0 30px 70px -20px rgba(120, 50, 10, 0.35);
  transform: rotate(-1.2deg);
}
.speed-shot img { border-radius: 16px; }
.speed-stats { display: flex; flex-direction: column; gap: 18px; }
.speed-stat {
  background: rgba(255,255,255,.85); backdrop-filter: blur(8px);
  border-radius: var(--radius); padding: 24px 28px;
  box-shadow: var(--shadow-soft);
}
.speed-num {
  font-family: var(--font-display); font-size: 2.6rem; font-weight: 600;
  color: var(--ink); line-height: 1;
}
.speed-stat p { margin-top: 8px; color: #5A4636; font-size: .98rem; }

/* ─── Measure: lavender, comparison panel ─── */
.measure { background: var(--lavender); }
.compare-panel {
  background: var(--purple-panel);
  border-radius: var(--radius-lg);
  padding: 44px 48px; margin-bottom: 44px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-card);
}
.compare-panel::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(rgba(255,255,255,.35) 1.5px, transparent 1.5px);
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(70% 90% at 85% 20%, #000, transparent);
  mask-image: radial-gradient(70% 90% at 85% 20%, #000, transparent);
  pointer-events: none;
}
.compare-row { position: relative; margin-bottom: 26px; }
.compare-row:last-child { margin-bottom: 0; }
.compare-label { color: #fff; font-weight: 600; margin-bottom: 10px; font-size: .98rem; }
.compare-track { background: rgba(255,255,255,.22); border-radius: 999px; height: 46px; overflow: hidden; }
.compare-bar {
  height: 100%; border-radius: 999px;
  display: flex; align-items: center; padding: 0 22px;
  font-weight: 700; font-size: .92rem; color: #fff; white-space: nowrap;
}
.bar-full { width: 100%; background: linear-gradient(90deg, #FF9E6B, #FF7A45); box-shadow: 0 4px 18px rgba(255,122,69,.5); }
.compare-track-empty { display: flex; align-items: center; gap: 18px; background: transparent; overflow: visible; }
.bar-empty { width: 72px; flex-shrink: 0; background: rgba(255,255,255,.35); }
.compare-note { color: #fff; font-weight: 600; font-size: .95rem; opacity: .95; }
.measure-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px;
}
.measure-stat {
  background: var(--surface); border-radius: var(--radius);
  padding: 30px 24px; text-align: center;
  border: 1px solid rgba(155, 138, 251, 0.25);
  box-shadow: var(--shadow-soft);
}
.measure-num {
  font-family: var(--font-display); font-size: 2.8rem; font-weight: 600; color: var(--ink); line-height: 1;
}
.measure-stat p { margin-top: 8px; color: var(--muted); font-size: .95rem; }

/* ─── How it works: sticky card stack ─── */
.how { background: var(--cream); }
.card-stack { display: flex; flex-direction: column; gap: 28px; max-width: 860px; margin: 0 auto; }
.hcard {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow-card);
  position: sticky;
}
.hcard:nth-child(1) { top: 96px; }
.hcard:nth-child(2) { top: 116px; }
.hcard:nth-child(3) { top: 136px; }
.hcard:nth-child(4) { top: 156px; }
.hcard-band { height: 92px; }
.band-1 { background: linear-gradient(120deg, #FFB25E, #FF7A45); }
.band-2 { background: linear-gradient(120deg, #C9B8FA, #9B8AFB); }
.band-3 { background: linear-gradient(120deg, #7AB8FF, #5E9CF0); }
.band-4 { background: linear-gradient(120deg, #8FD694, #4FBF8F); }
.hcard-body { padding: 34px 40px 40px; }
.hcard-step {
  font-size: .78rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase;
  color: var(--sunrise); margin-bottom: 10px;
}
.hcard-body h3 { font-family: var(--font-display); font-size: 1.9rem; font-weight: 600; color: var(--ink); margin-bottom: 10px; }
.hcard-body p { color: var(--muted); font-size: 1.05rem; max-width: 560px; }

/* ─── Call intelligence ─── */
.intel { background: var(--surface); }
.intel-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.intel-copy h2 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2rem, 4vw, 2.9rem); line-height: 1.14; color: var(--ink); margin-bottom: 18px;
}
.intel-copy > p { color: var(--muted); font-size: 1.08rem; margin-bottom: 26px; }
.intel-list { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.intel-list li { display: flex; gap: 12px; align-items: flex-start; font-size: 1rem; color: var(--body); }
.tick {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%;
  background: #E4F4E8; color: #1D6B3C;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700;
}
.intel-shot {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-card);
  transform: rotate(1.2deg);
}

/* ─── Audit CTA ─── */
.audit { background: var(--cream); }
.audit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.audit-copy h2 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2rem, 4vw, 2.9rem); line-height: 1.14; color: var(--ink); margin-bottom: 16px;
}
.audit-lead { font-size: 1.12rem; color: var(--muted); margin-bottom: 26px; }
.audit-points { list-style: none; display: flex; flex-direction: column; gap: 14px; }
.audit-points li { display: flex; gap: 12px; align-items: flex-start; font-size: 1rem; }
.audit-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 38px 36px;
  box-shadow: var(--shadow-card);
}
.audit-card h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.audit-card > p { color: var(--muted); margin-bottom: 22px; }
.audit-form { display: flex; flex-direction: column; gap: 14px; }
.audit-input {
  padding: 16px 20px; border-radius: 999px; border: 1.5px solid var(--border);
  font-size: 1rem; font-family: inherit; outline: none;
  transition: border-color .2s;
}
.audit-input:focus { border-color: var(--sunrise); }
.audit-note { margin-top: 16px; font-size: .88rem; color: var(--muted); text-align: center; }

/* ─── FAQ ─── */
.faq { background: var(--cream); padding-top: 40px; }
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); padding: 6px 0; }
.faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 22px 4px;
  font-weight: 600; font-size: 1.08rem; color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-plus {
  flex-shrink: 0; width: 34px; height: 34px; border-radius: 50%;
  border: 1.5px solid var(--border);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 1.3rem; font-weight: 400; color: var(--muted);
  transition: all .3s var(--ease);
}
.faq-item[open] .faq-plus { transform: rotate(45deg); background: #141414; color: #fff; border-color: #141414; }
.faq-item p { padding: 0 4px 26px; color: var(--muted); font-size: 1rem; max-width: 680px; }

/* ─── Credo: blue radial sunburst ─── */
.credo {
  background:
    repeating-conic-gradient(from 0deg at 50% 130%, rgba(255,255,255,.07) 0deg 1.6deg, transparent 1.6deg 6deg),
    radial-gradient(80% 100% at 50% 125%, #E4EBFF 0%, #C3D0F7 42%, #9DB2F0 100%);
  text-align: center;
  padding: 130px 0;
}
.credo-inner { max-width: 760px; }
.credo h2 {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.1; color: var(--ink); margin-bottom: 20px;
}
.credo p { font-size: 1.15rem; color: #3D4A6B; max-width: 620px; margin: 0 auto; }

/* ─── Footer: white card over light rays ─── */
.site-footer {
  background:
    repeating-conic-gradient(from 0deg at 50% -20%, rgba(255,255,255,.14) 0deg 2.5deg, transparent 2.5deg 7deg),
    linear-gradient(180deg, #C9D6F7 0%, #DCE4FB 100%);
  padding: 90px 0 60px;
}
.footer-card {
  background: var(--surface); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 52px 56px 36px;
  display: grid; grid-template-columns: 1.2fr 2fr; gap: 48px;
}
.footer-brand strong { font-family: var(--font-display); font-size: 1.7rem; font-weight: 600; color: var(--ink); }
.footer-brand p { margin-top: 12px; color: var(--muted); font-size: .95rem; }
.footer-cols { display: flex; gap: 64px; }
.footer-col h4 { font-size: .8rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); margin-bottom: 16px; }
.footer-col a { display: block; margin-bottom: 12px; font-size: .98rem; color: var(--body); }
.footer-col a:hover { color: var(--ink); }
.footer-base {
  grid-column: 1 / -1; padding-top: 28px; margin-top: 8px;
  border-top: 1px solid var(--border);
  font-size: .88rem; color: var(--muted);
}

/* ─── Reveal animations ─── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in-view { opacity: 1; transform: none; }
.stagger > * { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.stagger.in-view > *:nth-child(1) { transition-delay: .05s; }
.stagger.in-view > *:nth-child(2) { transition-delay: .15s; }
.stagger.in-view > *:nth-child(3) { transition-delay: .25s; }
.stagger.in-view > *:nth-child(4) { transition-delay: .35s; }
.stagger.in-view > * { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal, .stagger > * { opacity: 1; transform: none; transition: none; }
}

/* ─── Responsive ─── */
@media (max-width: 1020px) {
  .stack-grid { grid-template-columns: repeat(2, 1fr); }
  .measure-grid { grid-template-columns: repeat(2, 1fr); }
  .speed-grid, .intel-grid, .audit-grid { grid-template-columns: 1fr; gap: 36px; }
  .footer-card { grid-template-columns: 1fr; gap: 36px; }
}
@media (max-width: 720px) {
  section { padding: 76px 0; }
  .header-nav { display: none; }
  .hero { padding: 150px 0 90px; }
  .demo-widget { padding: 24px 20px 28px; }
  .demo-topbar { flex-direction: column; }
  .lang-pills { align-self: stretch; }
  .lang-pill { flex: 1; text-align: center; padding: 9px 0; }
  .player { gap: 14px; }
  .play-ring { width: 64px; height: 64px; }
  .play-ring svg { width: 56px; height: 56px; padding: 17px; }
  .time-display { display: none; }
  .stack-grid { grid-template-columns: 1fr; }
  .measure-grid { grid-template-columns: repeat(2, 1fr); gap: 14px; }
  .compare-panel { padding: 30px 24px; }
  .hcard-body { padding: 26px 24px 30px; }
  .hcard:nth-child(n) { top: 76px; }
  .footer-card { padding: 36px 28px 28px; }
  .footer-cols { gap: 40px; flex-wrap: wrap; }
  .transcript-bar { flex-direction: column; align-items: flex-start; }
}