/* Keys SEO pages — styled to match the app. Flat, dark slate, blue accent. */
:root {
  --bg: #111827;          /* app background */
  --surface: #1F2937;     /* cards */
  --surface-2: #273244;
  --line: #374151;
  --text: #F9FAFB;
  --muted: #9CA3AF;
  --faint: #6B7280;
  --accent: #2F7BFF;      /* app blue */
  --accent-press: #1D5BE0;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
.wrap { max-width: 820px; margin: 0 auto; padding: 22px 18px 60px; }

/* Header */
.top { display: flex; align-items: center; justify-content: space-between; padding: 2px 0 16px; }
.brand { display: flex; align-items: center; gap: 9px; text-decoration: none; color: inherit; }
.brand img { width: 28px; height: 28px; border-radius: 8px; }
.brand b { font-size: 16px; font-weight: 700; letter-spacing: -0.2px; }
.top-cta { background: var(--accent); color: #fff; text-decoration: none; font-size: 13px; font-weight: 600; padding: 8px 14px; border-radius: 9px; }
.top-cta:hover { background: var(--accent-press); }
.crumb { font-size: 13px; color: var(--faint); margin: 16px 0 0; }
.crumb a { text-decoration: none; color: var(--muted); }
.crumb a:hover { color: var(--text); }

/* Piano-roll player */
.player { margin: 4px 0 18px; border: 1px solid var(--line); border-radius: 16px; overflow: hidden; background: #0F0F0F; }
.roll-wrap canvas { display: block; width: 100%; height: 360px; }
@media (max-width: 560px) { .roll-wrap canvas { height: 300px; } }
.controls { display: flex; align-items: center; gap: 11px; padding: 10px 12px; background: #0C0C0C; border-top: 1px solid rgba(255,255,255,0.07); }
.pp { width: 34px; height: 34px; border-radius: 50%; border: none; background: var(--accent); color: #fff;
  font-size: 11px; line-height: 1; cursor: pointer; flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center; }
.pp:hover { background: var(--accent-press); }
.seek { flex: 1 1 auto; accent-color: var(--accent); height: 4px; cursor: pointer; min-width: 60px; }
.time { font-size: 12px; color: var(--muted); font-variant-numeric: tabular-nums; flex: 0 0 auto; }
.speeds { display: flex; gap: 4px; flex: 0 0 auto; }
.speeds button { background: transparent; border: 1px solid var(--line); color: var(--muted); font-size: 11px;
  font-weight: 600; padding: 4px 7px; border-radius: 7px; cursor: pointer; }
.speeds button.on { background: var(--accent); border-color: var(--accent); color: #fff; }
@media (max-width: 480px) { .speeds button[data-s="0.75"] { display: none; } .time { display: none; } }

/* Headings */
h1 { font-size: clamp(23px, 4.6vw, 32px); font-weight: 800; letter-spacing: -0.6px; line-height: 1.2; margin-bottom: 10px; }
.lead { font-size: 16px; color: var(--muted); margin-bottom: 22px; }
h2 { font-size: 21px; font-weight: 700; letter-spacing: -0.3px; margin-bottom: 13px; }
h3 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
p { color: var(--muted); }

/* Facts */
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 1px;
  background: var(--line); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; margin: 20px 0 6px; }
.fact { background: var(--surface); padding: 13px 15px; }
.fact .k { font-size: 11px; text-transform: uppercase; letter-spacing: 0.05em; color: var(--faint); }
.fact .v { font-size: 16px; font-weight: 700; margin-top: 3px; color: var(--text); }

/* CTAs */
.cta-row { display: flex; flex-wrap: wrap; gap: 11px; margin: 22px 0 4px; }
.btn { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; font-size: 15px; font-weight: 600;
  padding: 12px 22px; border-radius: 11px; transition: background .15s, border-color .15s; }
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-press); }
.btn-ghost { background: var(--surface); color: var(--text); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--accent); }

/* Sections */
section { margin-top: 34px; }
.steps { display: grid; gap: 11px; margin-top: 6px; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.step .n { color: var(--accent); font-weight: 700; font-size: 12px; letter-spacing: .03em; }
.faq { display: grid; gap: 9px; }
.qa { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.qa .q { font-weight: 700; margin-bottom: 4px; color: var(--text); }

/* Grids of songs/artists */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; }
.tile { display: block; background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px 15px; text-decoration: none; transition: border-color .15s, background .15s; }
.tile:hover { border-color: var(--accent); background: var(--surface-2); }
.tile .t { font-weight: 700; font-size: 14px; line-height: 1.3; color: var(--text); }
.tile .a { color: var(--muted); font-size: 13px; margin-top: 3px; }

/* App "sales" CTA — real app video in a clean device frame + value props +
   App Store badge. Deep-blue panel so it stands out from the page. */
.appcta { display: flex; justify-content: center; align-items: center; gap: 34px; margin: 24px 0;
  background: radial-gradient(125% 145% at 0% 0%, #25366A 0%, #16223E 52%, #0F1830 100%);
  border: 1px solid rgba(130,160,255,0.26); border-radius: 18px; padding: 28px 24px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.40); }

/* Device frame — fixed height; width derives from the video aspect. */
.phone { flex: 0 0 auto; box-sizing: border-box; padding: 4px; border-radius: 20px;
  background: linear-gradient(155deg, #34343a, #0b0b0d);
  box-shadow: 0 16px 34px rgba(0,0,0,0.5), inset 0 1px 1px rgba(255,255,255,0.14); }
.phone-inner { position: relative; height: 270px; aspect-ratio: 1284 / 2778; border-radius: 16px;
  overflow: hidden; background: #000; }
.phone-vid { display: block; width: 100%; height: 100%; object-fit: cover; }
.phone-gloss { position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(125deg, rgba(255,255,255,0.13) 0%, rgba(255,255,255,0) 36%); }

/* Copy */
.appcta-body { flex: 0 1 auto; min-width: 0; max-width: 470px; }
.appcta-brand { display: flex; align-items: center; gap: 9px; margin-bottom: 12px; }
.appcta-brand img { width: 28px; height: 28px; border-radius: 8px; }
.appcta-brand span { font-weight: 700; font-size: 15px; color: #fff; letter-spacing: -0.2px; }
.appcta h2 { color: #fff; font-size: 23px; line-height: 1.2; letter-spacing: -0.4px; margin-bottom: 15px; }
.appcta-feats { list-style: none; display: grid; gap: 9px; margin: 0 0 18px; }
.appcta-feats li { color: #fff; font-size: 14.5px; padding-left: 26px; position: relative; }
.appcta-feats li::before { content: "✓"; position: absolute; left: 0; top: 0; width: 17px; height: 17px;
  display: flex; align-items: center; justify-content: center; font-size: 10px; font-weight: 800;
  color: #0C1830; background: #22D3EE; border-radius: 50%; }

/* App Store badge button */
.appcta-btn { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: #000;
  text-decoration: none; padding: 9px 18px; border-radius: 12px; transition: transform .15s;
  box-shadow: 0 7px 18px rgba(0,0,0,0.26); }
.appcta-btn:hover { transform: translateY(-2px); }
.appcta-btn svg { width: 19px; height: 23px; fill: #000; flex: 0 0 auto; }
.appcta-btn span { display: flex; flex-direction: column; line-height: 1.05; text-align: left; }
.appcta-btn small { font-size: 10px; font-weight: 500; }
.appcta-btn b { font-size: 17px; font-weight: 600; letter-spacing: -0.3px; }
@media (max-width: 560px) {
  .appcta { flex-direction: column; align-items: center; text-align: center; padding: 22px 18px; gap: 18px; }
  .phone { align-self: center; }
  .phone-inner { height: auto; width: 140px; }
  .appcta-brand { justify-content: center; }
  .appcta-feats { max-width: 320px; margin-left: auto; margin-right: auto; }
  .appcta-feats li { text-align: left; }
}

/* Closing CTA — flat card, no gradient */
.close { background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 28px 22px; text-align: center; margin-top: 40px; }
.close h2 { margin-bottom: 8px; }
.close p { max-width: 460px; margin: 0 auto 4px; }
.close .cta-row { justify-content: center; }

/* Footer */
.foot { border-top: 1px solid var(--line); margin-top: 50px; padding-top: 20px; text-align: center; color: var(--faint); font-size: 13px; }
.foot a { color: var(--muted); text-decoration: none; margin: 0 9px; }
.foot a:hover { color: var(--text); }
.foot p { margin-top: 9px; }