/* Doosi's website. The app's own design system (design-system/aide/MASTER.md): Apple's system
   colors and type, one indigo accent, a color per kind of thing, the orb as the only flourish. */

@font-face {
  font-family: "Geist";
  src: url("/fonts/geist.woff2") format("woff2");
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --bg-grouped: #f2f2f7;
  --surface: #ffffff;
  --panel: #f5f5f7;
  --panel-raised: #ffffff;
  --fill: #e5e5ea;
  --text: #1d1d1f;
  --secondary: #6e6e73;
  --tertiary: #aeaeb2;
  --separator: #d1d1d6;
  --accent: #5856d6;
  --accent-hover: #4846c4;
  --on-accent: #ffffff;
  --accent-soft: #ececfb;
  --warning: #c93400;
  --success: #248a3d;
  --reminder: #ff9500;
  --record: #007aff;
  --list: #34c759;
  --person: #ff2d55;
  --brief: #ffcc00;
  --export: #30b0c7;
  --radius-card: 20px;
  --radius-control: 12px;
  --shadow: 0 1px 2px rgb(0 0 0 / 0.04), 0 8px 24px rgb(0 0 0 / 0.06);
  --max: 1080px;
  --measure: 680px;
  --font: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-rounded: ui-rounded, "SF Pro Rounded", -apple-system, BlinkMacSystemFont, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-grouped: #000000;
    --surface: #1c1c1e;
    --panel: #1c1c1e;
    --panel-raised: #2c2c2e;
    --fill: #2c2c2e;
    --text: #f5f5f7;
    --secondary: #98989d;
    --tertiary: #636366;
    --separator: #38383a;
    --accent: #7d7aff;
    --accent-hover: #9896ff;
    --accent-soft: #22213d;
    --warning: #ff9f0a;
    --success: #30d158;
    --reminder: #ff9f0a;
    --record: #0a84ff;
    --list: #30d158;
    --person: #ff375f;
    --brief: #ffd60a;
    --export: #40c8e0;
    --shadow: none;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: 80px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 var(--font);
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: 16px; top: -48px; background: var(--accent); color: var(--on-accent); padding: 10px 14px; border-radius: 10px; z-index: 100; }
.skip:focus { top: 12px; }
.icon { width: 1em; height: 1em; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; flex: none; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ── Header ─────────────────────────────────────────────── */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid color-mix(in srgb, var(--separator) 60%, transparent);
}
.site-header .inner { max-width: var(--max); margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--text); font: 600 21px/1 var(--font-display); letter-spacing: -0.02em; }
.brand:hover { text-decoration: none; }
.brand svg { width: 28px; height: 28px; }
.site-nav { display: flex; gap: 22px; margin-left: auto; align-items: center; }
.site-nav a { color: var(--secondary); font-size: 15px; }
.site-nav a:hover { color: var(--text); text-decoration: none; }
.site-nav .button { color: var(--on-accent); }
@media (max-width: 640px) { .site-nav a:not(.button) { display: none; } }

/* ── Buttons and the waitlist form ─────────────────────── */
.button {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 44px; padding: 0 20px; border: 0; border-radius: 999px;
  background: var(--accent); color: var(--on-accent);
  font: 600 16px/1 var(--font); cursor: pointer;
  transition: background-color 150ms ease, transform 120ms ease;
}
.button:hover { background: var(--accent-hover); text-decoration: none; }
.button:active { transform: scale(0.97); }
.button[disabled] { opacity: 0.5; cursor: progress; }
.button.small { min-height: 36px; padding: 0 16px; font-size: 15px; }

.waitlist { display: flex; flex-wrap: wrap; gap: 10px; max-width: 460px; }
.waitlist input[type="email"] {
  flex: 1 1 220px; min-height: 48px; padding: 0 18px;
  border: 1px solid var(--separator); border-radius: 999px;
  background: var(--surface); color: var(--text); font: 17px var(--font);
}
.waitlist input[type="email"]::placeholder { color: var(--secondary); }
.waitlist input[type="email"]:focus-visible { outline: 3px solid var(--accent); outline-offset: 1px; border-color: transparent; }
.waitlist .button { min-height: 48px; }
.waitlist .trap { position: absolute; left: -9999px; }
.form-note { margin: 10px 0 0; font-size: 14px; color: var(--secondary); max-width: 460px; }
.form-status { margin: 10px 0 0; font-size: 15px; font-weight: 600; }
.form-status:empty { margin: 0; }
.form-status.ok { color: var(--success); }
.form-status.error { color: var(--warning); }

/* ── Home ──────────────────────────────────────────────── */
.section { max-width: var(--max); margin: 0 auto; padding: 96px 20px; }
.section.tight { padding-top: 48px; }
@media (max-width: 640px) { .section { padding-top: 64px; padding-bottom: 64px; } .section.tight { padding-top: 32px; } }
.eyebrow-label { margin: 0 0 12px; color: var(--accent); font-size: 15px; font-weight: 600; letter-spacing: 0.01em; }
.section h2 { margin: 0 0 16px; font: 700 clamp(30px, 4.4vw, 44px)/1.1 var(--font-display); letter-spacing: -0.025em; max-width: 18ch; }
.lead { margin: 0; font-size: clamp(18px, 2vw, 21px); line-height: 1.5; color: var(--secondary); max-width: 34em; }

.hero { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 56px; align-items: center; padding-top: 72px; padding-bottom: 72px; }
.hero h1 { margin: 0 0 20px; font: 800 clamp(44px, 7vw, 76px)/1.02 var(--font-display); letter-spacing: -0.035em; }
.hero .lead { margin-bottom: 32px; }
@media (max-width: 880px) { .hero { grid-template-columns: 1fr; gap: 48px; padding-top: 40px; } }

/* The app, drawn in HTML: a conversation and the cards Doosi shows. */
.demo {
  position: relative; background: var(--bg-grouped); border-radius: 36px; padding: 22px 18px 24px;
  border: 1px solid var(--separator); box-shadow: var(--shadow); max-width: 420px; width: 100%; justify-self: center;
}
.demo-caption { margin: 14px 0 0; text-align: center; font-size: 13px; color: var(--secondary); }
.bubble { margin: 0 0 14px auto; max-width: 82%; width: fit-content; background: var(--accent); color: #fff; padding: 10px 15px; border-radius: 20px 20px 6px 20px; font-size: 16px; line-height: 1.4; }
.reply { margin: 0 4px 12px; font-size: 16px; line-height: 1.45; }
.reply strong { font-variant-numeric: tabular-nums; }
.card { background: var(--surface); border-radius: var(--radius-card); padding: 16px; margin-top: 10px; }
.card-head { display: flex; align-items: center; gap: 9px; margin-bottom: 8px; color: var(--secondary); font-size: 13px; font-weight: 600; }
.tile { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 7px; color: #fff; flex: none; }
.tile .icon { width: 14px; height: 14px; stroke-width: 2.4; }
.tile.lg { width: 44px; height: 44px; border-radius: 12px; }
.tile.lg .icon { width: 24px; height: 24px; stroke-width: 2; }
.t-reminder { background: var(--reminder); }
.t-record { background: var(--record); }
.t-list { background: var(--list); }
.t-person { background: var(--person); }
.t-brief { background: var(--brief); color: #1d1d1f; }
.t-export { background: var(--export); }
.t-accent { background: var(--accent); }
.card-title { display: flex; align-items: baseline; gap: 8px; font-weight: 600; font-size: 16px; }
.card-title .count { margin-left: auto; color: var(--secondary); font-weight: 400; font-size: 15px; font-variant-numeric: tabular-nums; }
.card-meta { margin: 2px 0 0; color: var(--secondary); font-size: 13px; }
.rows { margin: 8px 0 0; padding: 0; list-style: none; }
.rows li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-top: 1px solid var(--separator); font-size: 15px; }
.rows li:first-child { border-top: 0; }
.rows .when { color: var(--secondary); font-size: 13px; display: block; }
.rows .amt { font-variant-numeric: tabular-nums; white-space: nowrap; }
.more { margin: 4px 0 0; color: var(--accent); font-size: 13px; font-weight: 600; }

/* Ways in */
.ways { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.way { background: var(--panel); border-radius: var(--radius-card); padding: 24px; }
.way h3 { margin: 16px 0 6px; font-size: 19px; letter-spacing: -0.01em; }
.way p { margin: 0; color: var(--secondary); font-size: 16px; }
@media (max-width: 760px) { .ways { grid-template-columns: 1fr; } }

/* Exact answers */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split .demo { justify-self: end; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 40px; } .split .demo { justify-self: center; } }
.checks { margin: 28px 0 0; padding: 0; list-style: none; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; align-items: flex-start; font-size: 17px; }
.checks .icon { color: var(--accent); width: 22px; height: 22px; margin-top: 2px; }

/* Feature grid */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 40px; }
.feature { background: var(--panel); border-radius: var(--radius-card); padding: 24px; }
.feature h3 { margin: 16px 0 6px; font-size: 19px; letter-spacing: -0.01em; }
.feature p { margin: 0; color: var(--secondary); font-size: 16px; }
@media (max-width: 880px) { .features { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } }

/* Use cases */
.uses { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 56px; margin-top: 40px; }
.use h3 { display: flex; align-items: center; gap: 12px; margin: 0 0 8px; font-size: 20px; letter-spacing: -0.01em; }
.use p { margin: 0; color: var(--secondary); }
.use q { color: var(--text); quotes: "“" "”"; }
@media (max-width: 760px) { .uses { grid-template-columns: 1fr; } }

/* Privacy */
.privacy-band { background: var(--panel); }
.promises { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; margin-top: 40px; }
.promise { background: var(--panel-raised); border-radius: var(--radius-card); padding: 22px 24px; display: flex; gap: 16px; align-items: flex-start; }
.promise .icon { width: 24px; height: 24px; color: var(--accent); margin-top: 2px; }
.promise h3 { margin: 0 0 4px; font-size: 17px; }
.promise p { margin: 0; color: var(--secondary); font-size: 16px; }
@media (max-width: 760px) { .promises { grid-template-columns: 1fr; } }

/* FAQ */
.faq { margin-top: 32px; max-width: 760px; border-top: 1px solid var(--separator); }
.faq details { border-bottom: 1px solid var(--separator); }
.faq summary { list-style: none; cursor: pointer; padding: 20px 40px 20px 0; position: relative; font-size: 18px; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; position: absolute; right: 6px; top: 50%; width: 10px; height: 10px; margin-top: -7px;
  border-right: 2px solid var(--tertiary); border-bottom: 2px solid var(--tertiary); transform: rotate(45deg); transition: transform 200ms ease;
}
.faq details[open] summary::after { transform: rotate(-135deg); margin-top: -2px; }
.faq details p { margin: 0 0 20px; color: var(--secondary); max-width: 62ch; }

/* Closing call */
.closing { text-align: center; }
.closing h2 { margin-left: auto; margin-right: auto; }
.closing .lead { margin: 0 auto 32px; }
.closing .waitlist, .closing .form-note { margin-left: auto; margin-right: auto; justify-content: center; }

/* ── Footer ───────────────────────────────────────────── */
.site-footer { border-top: 1px solid var(--separator); color: var(--secondary); font-size: 14px; }
.site-footer .inner { max-width: var(--max); margin: 0 auto; padding: 32px 20px 48px; display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: flex-start; justify-content: space-between; }
.site-footer nav { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.site-footer a { color: var(--secondary); }
.site-footer a:hover { color: var(--text); }
.site-footer p { margin: 0; }

/* ── Legal and help pages ─────────────────────────────── */
.doc { max-width: var(--measure); margin: 0 auto; padding: 56px 20px 96px; }
.doc h1 { font: 700 clamp(34px, 5vw, 44px)/1.1 var(--font-display); letter-spacing: -0.025em; margin: 0 0 8px; }
.doc h2 { font-size: 24px; line-height: 1.25; letter-spacing: -0.01em; margin: 44px 0 8px; }
.doc h3 { font-size: 19px; line-height: 1.3; margin: 28px 0 4px; }
.doc ul, .doc ol { padding-left: 1.2em; }
.doc li { margin: 6px 0; }
.meta { color: var(--secondary); margin-top: 0; }
.summary { background: var(--panel); border-radius: 14px; padding: 16px 18px; }
.toc { background: var(--panel); border-radius: 14px; padding: 14px 18px; font-size: 15px; }
.toc ol { margin: 6px 0 0; columns: 2; column-gap: 28px; }
@media (max-width: 560px) { .toc ol { columns: 1; } }
.steps { counter-reset: step; list-style: none; padding: 0; }
.steps li { counter-increment: step; position: relative; padding-left: 44px; margin: 14px 0; }
.steps li::before {
  content: counter(step); position: absolute; left: 0; top: 0; width: 28px; height: 28px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent); font: 700 15px/28px var(--font-rounded); text-align: center;
}

/* ── 404 ──────────────────────────────────────────────── */
.notfound { text-align: center; padding: 18vh 20px; }
.notfound h1 { font: 800 64px/1 var(--font-display); letter-spacing: -0.03em; margin: 0 0 12px; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}