/*
 * Say in Place — site styles.
 * Mirrors the app design language (product-os figma-extract tokens / tokens.css):
 * OKLCH sand ramp parametric on --seed-hue, pine-teal accent, angled surface wash,
 * SF type scale, curve "A" motion. Light + dark follow the system (prefers-color-scheme).
 * Static tint = Sand default (seed 80 / accent 185).
 */

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

:root {
  --seed-hue: 80;
  --accent-hue: 185;

  /* neutral ramp */
  --sand-50: oklch(98% 0.004 var(--seed-hue));
  --sand-100: oklch(95.5% 0.008 var(--seed-hue));
  --sand-200: oklch(91% 0.016 var(--seed-hue));
  --sand-300: oklch(85% 0.026 var(--seed-hue));
  --sand-400: oklch(77.5% 0.038 var(--seed-hue));
  --sand-500: oklch(69.5% 0.046 var(--seed-hue));
  --sand-600: oklch(60.5% 0.048 var(--seed-hue));
  --sand-700: oklch(51% 0.042 var(--seed-hue));
  --sand-800: oklch(42% 0.033 var(--seed-hue));
  --sand-900: oklch(33% 0.023 var(--seed-hue));
  --sand-950: oklch(24% 0.017 var(--seed-hue));

  /* semantic (light) */
  --bg-app: oklch(98% 0.004 var(--seed-hue));
  --bg-raised: oklch(99% 0.004 var(--seed-hue));
  --bg-active: oklch(91% 0.016 var(--seed-hue));
  --border: oklch(85% 0.026 var(--seed-hue));
  --border-soft: oklch(91% 0.016 var(--seed-hue));
  --text-muted: oklch(60.5% 0.048 var(--seed-hue));
  --text-body: oklch(42% 0.033 var(--seed-hue));
  --text-strong: oklch(33% 0.023 var(--seed-hue));
  --text-title: oklch(24% 0.017 var(--seed-hue));
  --on-accent: oklch(98% 0.004 var(--seed-hue));

  --bg-gradient-angle: 155deg;
  --bg-gradient: linear-gradient(var(--bg-gradient-angle),
    oklch(98.6% 0.004 var(--seed-hue)) 0%,
    oklch(94.5% 0.014 var(--seed-hue)) 100%);

  /* accent */
  --accent-50: oklch(96% 0.02 var(--accent-hue));
  --accent-100: oklch(92% 0.045 var(--accent-hue));
  --accent-600: oklch(55% 0.115 var(--accent-hue));
  --accent-700: oklch(47% 0.105 var(--accent-hue));
  --accent: var(--accent-600);
  --accent-strong: var(--accent-700);
  --accent-soft: var(--accent-100);
  --accent-faint: var(--accent-50);

  --success: oklch(64% 0.15 165);
  --recording: oklch(62% 0.245 29);

  /* dark pill widget (mode-independent, like in-app) */
  --pill-bg: #27272a;
  --pill-bg-alt: #3f3f48;
  --pill-text: #f4f4f5;

  /* type */
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", system-ui, "Helvetica Neue", sans-serif;
  --font-title: "SF Pro Display", -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --tracking: -0.01em;

  /* spacing / radii / motion */
  --space-4: 4px; --space-8: 8px; --space-12: 12px; --space-16: 16px;
  --space-20: 20px; --space-24: 24px; --space-32: 32px; --space-40: 40px;
  --space-64: 64px; --space-96: 96px;
  --radius-window: 16px; --radius-control: 10px; --radius-button: 8px; --radius-bar: 2px;
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --dur-fast: 120ms; --dur: 200ms;

  --measure: 1080px;   /* page max width */
  --prose: 680px;      /* article text column */
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-app: oklch(21% 0.013 var(--seed-hue));
    --bg-raised: oklch(25% 0.016 var(--seed-hue));
    --bg-active: oklch(30% 0.019 var(--seed-hue));
    --border: oklch(37% 0.02 var(--seed-hue));
    --border-soft: oklch(30% 0.019 var(--seed-hue));
    --text-muted: oklch(61% 0.007 var(--seed-hue));
    --text-body: oklch(74% 0.008 var(--seed-hue));
    --text-strong: oklch(81% 0.009 var(--seed-hue));
    --text-title: oklch(90% 0.010 var(--seed-hue));
    --bg-gradient: linear-gradient(var(--bg-gradient-angle),
      oklch(23.5% 0.012 var(--seed-hue)) 0%,
      oklch(17.5% 0.016 var(--seed-hue)) 100%);
    --accent: oklch(62% 0.12 var(--accent-hue));
    --accent-strong: oklch(68% 0.12 var(--accent-hue));
    --accent-soft: oklch(38% 0.085 var(--accent-hue));
    --accent-faint: oklch(29% 0.065 var(--accent-hue));
    --success: oklch(70% 0.15 165);
  }
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body {
  font-family: var(--font);
  letter-spacing: var(--tracking);
  color: var(--text-body);
  background: var(--bg-gradient);
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.5;
}

/* ---- layout ---- */
.wrap { width: 100%; max-width: var(--measure); margin-inline: auto; padding-inline: var(--space-24); }
section { padding-block: var(--space-96); }
@media (max-width: 760px) { section { padding-block: var(--space-64); } }

/* ---- type ---- */
h1, h2, h3 { font-family: var(--font-title); color: var(--text-title); letter-spacing: -0.022em; line-height: 1.1; }
h1 { font-size: clamp(34px, 6vw, 56px); font-weight: 600; }
h2 { font-size: clamp(26px, 4vw, 36px); font-weight: 600; }
h3 { font-size: 19px; font-weight: 600; line-height: 1.3; }
.lead { font-size: clamp(17px, 2.4vw, 21px); color: var(--text-body); line-height: 1.5; }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; color: var(--accent); }
.muted { color: var(--text-muted); }
a { color: var(--accent-strong); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ---- nav ---- */
.nav {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: saturate(140%) blur(14px);
  background: color-mix(in oklab, var(--bg-app) 72%, transparent);
  border-bottom: 1px solid var(--border-soft);
}
.nav-in { display: flex; align-items: center; gap: var(--space-16); height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-title);
  font-weight: 600; font-size: 16px; color: var(--text-title); }
.brand svg { width: 26px; height: 26px; display: block; border-radius: 7px; }
.nav-links { margin-left: auto; display: flex; align-items: center; gap: var(--space-20); }
.nav-links a { color: var(--text-strong); font-size: 14px; font-weight: 500; }
.nav-links a:hover { color: var(--accent-strong); text-decoration: none; }
@media (max-width: 640px) { .nav-links .hide-sm { display: none; } }

/* ---- buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding-inline: 22px; border-radius: var(--radius-control);
  font-family: var(--font); font-size: 15px; font-weight: 600; letter-spacing: 0;
  border: 1px solid transparent; cursor: pointer; transition: background var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); text-decoration: none; }
.btn-ghost { background: var(--bg-raised); color: var(--text-strong); border-color: var(--border); }
.btn-ghost:hover { background: var(--bg-active); text-decoration: none; }
.btn:active { transform: translateY(1px); }
.btn[aria-disabled="true"] { pointer-events: none; opacity: 0.62; }
.btn .sub { font-weight: 500; opacity: 0.8; font-size: 13px; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--space-12); }
.req { font-size: 13px; color: var(--text-muted); margin-top: var(--space-12); }

/* keycaps (mirror in-app kbd) */
.kbd {
  display: inline-flex; align-items: center; justify-content: center; min-width: 22px; height: 22px;
  padding-inline: 7px; border-radius: 6px; font-size: 12px; font-weight: 600;
  background: color-mix(in oklab, var(--text-title) 8%, transparent);
  border: 1px solid color-mix(in oklab, var(--text-title) 16%, transparent);
  color: var(--text-strong); font-family: var(--font);
}

/* badge / chips */
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 13px; border-radius: 999px;
  background: var(--accent-faint); border: 1px solid color-mix(in oklab, var(--accent) 22%, transparent);
  font-size: 13px; font-weight: 500; color: var(--accent-strong); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: var(--success);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--success) 20%, transparent); }

/* ---- hero ---- */
.hero { padding-top: var(--space-64); padding-bottom: var(--space-64); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: var(--space-40); align-items: center; }
@media (max-width: 860px) { .hero-grid { grid-template-columns: 1fr; gap: var(--space-40); } }
.hero h1 { margin-top: var(--space-20); }
.hero .lead { margin-top: var(--space-20); max-width: 30ch; }
.hero .btn-row { margin-top: var(--space-32); }

/* ---- app mockup (CSS, brand language) ---- */
.shot { position: relative; }
.window {
  border-radius: var(--radius-window); overflow: hidden; border: 1px solid var(--border);
  background: var(--bg-gradient); box-shadow: 0 24px 60px -28px color-mix(in oklab, var(--text-title) 45%, transparent), 0 2px 10px -4px color-mix(in oklab, var(--text-title) 25%, transparent);
}
.win-bar { height: 38px; display: flex; align-items: center; gap: 7px; padding-inline: 14px;
  border-bottom: 1px solid var(--border-soft); }
.tl { width: 11px; height: 11px; border-radius: 50%; background: var(--border); }
.win-body { display: grid; grid-template-columns: 116px 1fr; min-height: 230px; }
.win-side { border-right: 1px solid var(--border-soft); padding: 12px 10px; display: flex; flex-direction: column; gap: 4px; }
.side-item { height: 28px; border-radius: 8px; display: flex; align-items: center; padding-inline: 10px; gap: 8px;
  font-size: 12px; font-weight: 500; color: var(--text-strong); }
.side-item.on { background: var(--bg-active); }
.side-item i { width: 13px; height: 13px; border-radius: 3px; background: var(--icon, var(--sand-600)); opacity: .5; display: inline-block; }
.win-main { padding: 18px 16px; }
.row-line { height: 10px; border-radius: 3px; background: color-mix(in oklab, var(--text-title) 12%, transparent); }
.row-line.s { width: 38%; } .row-line.m { width: 64%; } .row-line.l { width: 82%; }
.row-line.hl { background: color-mix(in oklab, var(--accent) 34%, transparent); }
.win-row { padding: 12px 0; border-bottom: 1px solid var(--border-soft); display: flex; flex-direction: column; gap: 8px; }
.win-row .meta { font-size: 11px; color: var(--text-muted); }

/* floating pill widget */
.pill {
  position: absolute; left: 50%; bottom: -22px; transform: translateX(-50%);
  display: inline-flex; align-items: center; gap: 10px; height: 40px; padding-inline: 16px;
  border-radius: 999px; background: var(--pill-bg); color: var(--pill-text);
  box-shadow: 0 14px 30px -10px rgba(0,0,0,.5); font-size: 13px; font-weight: 500;
}
.wave { display: inline-flex; align-items: flex-end; gap: 3px; height: 16px; }
.wave span { width: 3px; border-radius: 2px; background: var(--recording); animation: bounce 1s var(--ease) infinite; }
.wave span:nth-child(1){height:6px; animation-delay:0s}
.wave span:nth-child(2){height:14px; animation-delay:.12s}
.wave span:nth-child(3){height:9px; animation-delay:.24s}
.wave span:nth-child(4){height:16px; animation-delay:.36s}
.wave span:nth-child(5){height:7px; animation-delay:.48s}
@keyframes bounce { 0%,100%{transform:scaleY(.5)} 50%{transform:scaleY(1)} }
@media (prefers-reduced-motion: reduce) { .wave span { animation: none; } }

/* ---- pillars ---- */
.cols-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-24); }
@media (max-width: 860px) { .cols-3 { grid-template-columns: 1fr; } }
.card { background: var(--bg-raised); border: 1px solid var(--border-soft); border-radius: var(--radius-window);
  padding: var(--space-24); }
.card .ic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  background: var(--accent-faint); color: var(--accent-strong); margin-bottom: var(--space-16); }
.card .ic svg { width: 21px; height: 21px; }
.card h3 { color: var(--text-title); }
.card p { margin-top: 8px; font-size: 15px; color: var(--text-body); }
.section-head { max-width: 56ch; margin-bottom: var(--space-40); }
.section-head h2 { margin-top: 10px; }
.section-head p { margin-top: var(--space-12); }

/* ---- steps ---- */
.steps { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--space-24); counter-reset: s; }
@media (max-width: 760px){ .steps { grid-template-columns: 1fr; } }
.step { position: relative; padding-top: var(--space-32); }
.step::before { counter-increment: s; content: counter(s); position: absolute; top: 0; left: 0;
  width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--font-title); font-weight: 600; font-size: 14px;
  background: var(--accent); color: var(--on-accent); }
.step h3 { color: var(--text-title); }
.step p { margin-top: 6px; font-size: 15px; }

/* ---- feature list ---- */
.feat { display: grid; grid-template-columns: repeat(2,1fr); gap: var(--space-24) var(--space-40); }
@media (max-width: 760px){ .feat { grid-template-columns: 1fr; } }
.feat .it { display: flex; gap: 14px; }
.feat .it .ic { flex: none; width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: var(--accent-faint); color: var(--accent-strong); }
.feat .it .ic svg { width: 18px; height: 18px; }
.feat h3 { font-size: 16px; color: var(--text-title); }
.feat p { font-size: 14px; margin-top: 4px; }

/* ---- pricing ---- */
.price-card { max-width: 460px; margin-inline: auto; text-align: center; background: var(--bg-raised);
  border: 1px solid var(--border); border-radius: var(--radius-window); padding: var(--space-40) var(--space-32); }
.price-amt { font-family: var(--font-title); font-size: 44px; font-weight: 600; color: var(--text-title); line-height: 1; }
.price-card .badge { margin-bottom: var(--space-20); }
.price-list { list-style: none; text-align: left; max-width: 300px; margin: var(--space-24) auto 0; display: grid; gap: 10px; }
.price-list li { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--text-body); }
.price-list li svg { flex: none; width: 18px; height: 18px; color: var(--success); margin-top: 1px; }

/* ---- footer ---- */
.footer { border-top: 1px solid var(--border-soft); padding-block: var(--space-40); }
.footer-in { display: flex; flex-wrap: wrap; gap: var(--space-24); justify-content: space-between; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: var(--space-20); font-size: 14px; }
.footer-links a { color: var(--text-strong); font-weight: 500; }
.footer .copy { font-size: 13px; color: var(--text-muted); }

/* ---- article / prose ---- */
.article { padding-top: var(--space-40); padding-bottom: var(--space-96); }
.prose { max-width: var(--prose); margin-inline: auto; }
.prose .back { font-size: 14px; font-weight: 500; }
.prose h1 { font-size: clamp(28px, 5vw, 40px); margin-top: var(--space-16); }
.prose .lead { margin-top: var(--space-16); }
.prose h2 { font-size: 24px; margin-top: var(--space-40); }
.prose h3 { margin-top: var(--space-32); color: var(--text-title); }
.prose p { margin-top: var(--space-16); color: var(--text-body); }
.prose ul, .prose ol { margin-top: var(--space-16); padding-left: 22px; display: grid; gap: 8px; color: var(--text-body); }
.prose li { padding-left: 4px; }
.prose .note { margin-top: var(--space-24); padding: var(--space-16) var(--space-20); border-radius: var(--radius-control);
  background: var(--accent-faint); border: 1px solid color-mix(in oklab, var(--accent) 20%, transparent);
  font-size: 14px; color: var(--text-body); }
.prose .note strong { color: var(--accent-strong); }
.prose hr { border: none; border-top: 1px solid var(--border-soft); margin-block: var(--space-40); }
.toc { margin-top: var(--space-24); font-size: 14px; }
.swap { font-size: 12px; color: var(--text-muted); border: 1px dashed var(--border); border-radius: 6px; padding: 2px 7px; }