/* Family Agent — site styles.
   Palette and type are the app's own (DESIGN.md / Theme.swift): warm paper
   canvas, one blue accent used sparingly, Inter with Source Serif as the
   editorial voice. The page should feel like the product. */

:root {
  --paper: #f6f5f4;
  --surface: #fcfbfa;
  --sunk: #f1efee;
  --ink: #1e1b18;
  --ink-soft: rgba(30, 27, 24, 0.56);
  --body: #615d59;
  --accent: #0075de;
  --accent-ink: #00457f;
  --accent-soft: #e6f3fe;
  --rule: rgba(42, 36, 32, 0.12);
  --shadow-sm: rgba(42, 36, 32, 0.07);
  --shadow-lg: rgba(42, 36, 32, 0.17);
  --bezel: #2b2724;
  --bloom-sky: rgba(96, 168, 236, 0.18);
  --bloom-peach: rgba(255, 178, 90, 0.15);
  --bloom-lilac: rgba(140, 124, 230, 0.13);
  --bloom-mint: rgba(74, 150, 120, 0.1);
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #191613;
    --surface: #211d19;
    --sunk: #17140f;
    --ink: #f2efe9;
    --ink-soft: rgba(242, 239, 233, 0.54);
    --body: #a8a199;
    --accent: #4fa3f0;
    --accent-ink: #8fc5f5;
    --accent-soft: rgba(79, 163, 240, 0.14);
    --rule: rgba(242, 239, 233, 0.14);
    --shadow-sm: rgba(0, 0, 0, 0.4);
    --shadow-lg: rgba(0, 0, 0, 0.55);
    --bezel: #080706;
    --bloom-sky: rgba(96, 168, 236, 0.13);
    --bloom-peach: rgba(255, 178, 90, 0.09);
    --bloom-lilac: rgba(140, 124, 230, 0.11);
    --bloom-mint: rgba(74, 150, 120, 0.07);
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

/* The app's own atmosphere: colour pools at the edges, paper in the middle. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(34vmax 34vmax at 12% 4%, var(--bloom-sky), transparent 60%),
    radial-gradient(38vmax 38vmax at 94% 12%, var(--bloom-peach), transparent 60%),
    radial-gradient(40vmax 40vmax at 80% 96%, var(--bloom-lilac), transparent 58%),
    radial-gradient(32vmax 32vmax at 2% 86%, var(--bloom-mint), transparent 60%);
}

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 28px; }

/* ---------------------------------------------------------------- chrome */

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding: 26px 0 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.015em;
  text-decoration: none;
  color: var(--ink);
}
.brand img { width: 30px; height: 30px; border-radius: 9px; }

.top nav { display: flex; gap: 24px; font-size: 14.5px; }
.top nav a { color: var(--body); text-decoration: none; }
.top nav a:hover { color: var(--accent-ink); }

/* ------------------------------------------------------------------ hero */

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.15fr);
  gap: 44px;
  align-items: center;
  padding: 72px 0 92px;
}

h1 {
  margin: 0 0 20px;
  font-size: clamp(38px, 5.4vw, 58px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.02;
  text-wrap: balance;
}

.hero .lede {
  margin: 0 0 14px;
  max-width: 46ch;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 20.5px;
  line-height: 1.5;
  color: var(--body);
}
.hero .note { margin: 0; max-width: 46ch; font-size: 15px; color: var(--ink-soft); }

.cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 32px; }
.cta-note { margin: 14px 0 0; font-size: 13.5px; color: var(--ink-soft); }

.btn {
  display: inline-flex;
  align-items: center;
  padding: 11px 21px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  transition: transform 130ms ease;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: 0 7px 18px var(--shadow-sm); }
.btn-ghost { background: var(--accent-soft); color: var(--accent-ink); border-color: rgba(0, 69, 127, 0.1); }

/* ---------------------------------------------------------------- device */
/* A real bezel, not a screenshot with a radius bolted on. The screens are
   1206x2622 (ratio 2.174), so 13% of width equals 6% of height — which makes
   `13% / 6%` a circular corner at whatever size the frame ends up. */

.device {
  background: var(--bezel);
  padding: 0.9%;
  border-radius: 12.2% / 5.6%;
  box-shadow: 0 22px 50px var(--shadow-lg), 0 3px 10px var(--shadow-sm);
  /* the faint highlight along the top edge of a real handset */
  background-image: linear-gradient(160deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0) 42%);
}
.device img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 11.3% / 5.19%;
}
.hero .device { max-width: 330px; margin-inline: auto; }

/* ---- hero device cluster: desktop behind, phone in front ---- */

.devices { position: relative; padding-bottom: 13%; }

/* A display bezel, not a laptop drawing — the app is what's being shown. */
.device-mac {
  background: var(--bezel);
  padding: 0.9%;
  border-radius: 14px;
  box-shadow: 0 26px 60px var(--shadow-lg), 0 3px 10px var(--shadow-sm);
  background-image: linear-gradient(160deg, rgba(255, 255, 255, 0.18), rgba(255, 255, 255, 0) 40%);
}
.device-mac img { display: block; width: 100%; height: auto; border-radius: 9px; }

/* Overlaps the lower-left corner so it reads as "in front of", not "beside". */
.device-phone {
  position: absolute;
  left: -5%;
  bottom: 0;
  width: 25.5%;
  margin: 0;
  max-width: none;
}

/* -------------------------------------------------------------- sections */

section { padding: 78px 0; border-top: 1px solid var(--rule); }

.eyebrow {
  margin: 0 0 14px;
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

h2 {
  margin: 0 0 16px;
  font-size: clamp(26px, 3.4vw, 34px);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.12;
  text-wrap: balance;
  max-width: 22ch;
}

.section-lede {
  margin: 0 0 46px;
  max-width: 58ch;
  font-family: "Source Serif 4", Georgia, serif;
  font-size: 18.5px;
  line-height: 1.52;
  color: var(--body);
}

/* features */

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 40px 44px;
}
.features h3 {
  margin: 0 0 7px;
  padding-top: 15px;
  border-top: 2px solid var(--ink);
  font-size: 16.5px;
  font-weight: 600;
  letter-spacing: -0.015em;
}
.features p { margin: 0; font-size: 14.5px; color: var(--body); }

/* the privacy thesis — the one place the page raises its voice */

.thesis { text-align: center; }
.thesis h2 { margin-inline: auto; max-width: 20ch; }
.thesis .section-lede { margin-inline: auto; text-align: center; }
.claims {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 30px 40px;
  margin-top: 8px;
  text-align: left;
}
.claim {
  padding: 22px 24px;
  background: var(--surface);
  border: 1px solid var(--rule);
  border-radius: 16px;
  box-shadow: 0 8px 20px var(--shadow-sm);
}
.claim h3 { margin: 0 0 6px; font-size: 15.5px; font-weight: 600; }
.claim p { margin: 0; font-size: 14px; color: var(--body); }

/* screenshot row */

.screens {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 40px 30px;
}
.screens figure { margin: 0; }
.screens figcaption {
  margin-top: 16px;
  font-size: 13.5px;
  line-height: 1.45;
  color: var(--body);
}
.screens figcaption b { display: block; color: var(--ink); font-weight: 600; font-size: 14.5px; }

/* requirements */

.reqs { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 34px 44px; }
.reqs h3 { margin: 0 0 6px; font-size: 15.5px; font-weight: 600; }
.reqs p { margin: 0; font-size: 14.5px; color: var(--body); }

/* closing call */

.closing { text-align: center; }
.closing .cta { justify-content: center; }
.closing p.small { margin: 18px 0 0; font-size: 13.5px; color: var(--ink-soft); }

/* ----------------------------------------------------------- prose pages */

.prose { max-width: 68ch; padding: 56px 0 0; }
.prose h1 { font-size: clamp(30px, 5vw, 40px); margin-bottom: 10px; }
.prose h2 {
  margin: 44px 0 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  max-width: none;
}
.prose p, .prose li { color: var(--body); font-size: 15.5px; }
.prose strong { color: var(--ink); font-weight: 600; }
.prose a { color: var(--accent-ink); }
.prose code {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 13.5px;
  background: var(--sunk);
  padding: 1.5px 6px;
  border-radius: 5px;
}
.updated { font-size: 13.5px; color: var(--ink-soft); }

/* ---------------------------------------------------------------- footer */

footer {
  border-top: 1px solid var(--rule);
  padding: 26px 0 60px;
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--ink-soft);
}
footer a { color: var(--body); text-decoration: none; }
footer a:hover { color: var(--accent-ink); }

a:focus-visible, .btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }

/* --------------------------------------------------------------- narrow */

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 46px;
    padding: 52px 0 66px;
    text-align: left;
  }
  .hero .device { max-width: 270px; }
  .devices { padding-bottom: 14%; }
  .device-phone { width: 31%; left: 0; }
  section { padding: 60px 0; }
}

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