/* Baby Sleep & Milestones — site styles. Palette and type mirror the iOS design (design/BabyApp.dc.html). */

:root {
  color-scheme: light dark;
  --bg: #F2EDE4;
  --surface: #FBF8F2;
  --surface2: #E8E1D5;
  --line: rgba(28, 25, 22, .10);
  --line-strong: rgba(28, 25, 22, .16);
  --ink: #1C1916;
  --ink2: #5C554D;
  --ink3: #6E665D;
  --lav: #DCD5F3;
  --lav2: #A99DDE;
  --lavInk: #463A86;
  --sage: #DCE6D1;
  --sage2: #9FB98C;
  --sageInk: #36502C;
  --peach: #F4D7C4;
  --peach2: #E6A07A;
  --peachInk: #86401F;
  --button: #1C1916;
  --buttonInk: #FBF8F2;

  --serif: 'Instrument Serif', 'Iowan Old Style', Georgia, serif;
  --sans: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Segoe UI', system-ui, sans-serif;
  --radius-card: 32px;
  --radius-row: 24px;
  --page: min(1120px, 100% - 40px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0D0C12;
    --surface: #17151E;
    --surface2: #24212C;
    --line: rgba(236, 231, 245, .10);
    --line-strong: rgba(236, 231, 245, .16);
    --ink: #ECE7F4;
    --ink2: #A9A3B8;
    --ink3: #8C869B;
    --lav: #262040;
    --lav2: #8E82D0;
    --lavInk: #D3CBF2;
    --sage: #1C251A;
    --sage2: #7E9A6C;
    --sageInk: #C7D8B9;
    --peach: #2E211B;
    --peach2: #C9876A;
    --peachInk: #F1CBB4;
    --button: #ECE7F4;
    --buttonInk: #0D0C12;
  }
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  letter-spacing: -.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--lavInk); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--ink); }
:focus-visible { outline: 2px solid var(--lav2); outline-offset: 3px; border-radius: 8px; }

.serif, h1, h2, h3 { font-family: var(--serif); font-weight: 400; letter-spacing: -.02em; }
em { font-style: italic; }

.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 16px; border-radius: 20px; }
.skip:focus { left: 16px; z-index: 10; }

/* ── Header / footer ──────────────────────────────────────────────── */

.site-header {
  width: var(--page);
  margin: 0 auto;
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -.01em;
}
.brand svg { width: 30px; height: 30px; flex: none; }

.site-nav { display: flex; gap: 4px; flex-wrap: wrap; justify-content: flex-end; }
.site-nav a {
  color: var(--ink2);
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 20px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.site-nav a:hover, .site-nav a[aria-current="page"] { background: var(--line); color: var(--ink); }

.site-footer {
  width: var(--page);
  margin: 96px auto 0;
  padding: 32px 0 48px;
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  justify-content: space-between;
  color: var(--ink3);
  font-size: 14px;
}
.site-footer nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-footer a { color: var(--ink2); text-decoration: none; }
.site-footer a:hover { color: var(--ink); text-decoration: underline; }

/* ── Landing ──────────────────────────────────────────────────────── */

.hero {
  width: var(--page);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  align-items: center;
  gap: 40px;
  min-height: min(720px, calc(100vh - 100px));
}

.eyebrow {
  margin: 0 0 20px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink2);
}

.hero h1 {
  margin: 0;
  font-size: clamp(56px, 8.4vw, 112px);
  line-height: .92;
}

.lede {
  margin: 28px 0 0;
  max-width: 34em;
  font-size: 20px;
  line-height: 1.5;
  color: var(--ink2);
}

.cta-row { margin-top: 36px; display: flex; flex-direction: column; align-items: flex-start; gap: 14px; }

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-height: 60px;
  padding: 10px 26px 10px 20px;
  border-radius: 999px;
  background: var(--button);
  color: var(--buttonInk);
  text-decoration: none;
  font-weight: 600;
  transition: transform .2s ease;
}
.store-badge:hover { color: var(--buttonInk); transform: translateY(-1px); }
.store-badge svg { width: 26px; height: 26px; flex: none; }
.store-badge span { display: flex; flex-direction: column; line-height: 1.1; font-size: 20px; letter-spacing: -.01em; }
.store-badge small { font-size: 12px; font-weight: 500; opacity: .75; letter-spacing: 0; }

.fine { margin: 0; font-size: 14px; color: var(--ink3); }

.hero-art { position: relative; width: 100%; aspect-ratio: 1 / 1.05; }
.hero-art svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }

.art-orbit { fill: none; stroke: var(--line-strong); stroke-width: 1.2; }
.art-lav { fill: var(--lav2); }
.art-sage { fill: var(--sage2); }
.art-peach { fill: var(--peach2); }
.art-surface { fill: var(--surface); }
.art-ink { fill: var(--ink); }
.art-ring { fill: none; stroke: var(--sage2); stroke-width: 26; }
.sw-lav { background: var(--lav2); }
.sw-sage { background: var(--sage2); }
.sw-peach { background: var(--peach2); }

@media (prefers-reduced-motion: no-preference) {
  .breathe { transform-box: fill-box; transform-origin: center; animation: breathe 7s ease-in-out infinite; }
  .drift { transform-box: fill-box; transform-origin: center; animation: drift 11s ease-in-out infinite; }
  .rise { animation: rise .8s cubic-bezier(.2, .8, .2, 1) both; }
  .rise-2 { animation-delay: .08s; }
  .rise-3 { animation-delay: .16s; }
}
@keyframes breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.045); } }
@keyframes drift { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(-6px, 8px); } }
@keyframes rise { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }

.section { width: var(--page); margin: 120px auto 0; }
.section-title { margin: 0 0 32px; font-size: clamp(40px, 5.4vw, 64px); line-height: 1; max-width: 14em; }

.values { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }

.value {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-card);
  /* The decorative shape lives in the reserved top area, so it never overlaps the text. */
  padding: 200px 28px 32px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.value h3 { margin: 0 0 12px; font-size: 38px; line-height: 1; }
.value p { margin: 0; font-size: 16px; line-height: 1.5; }
.value .tag {
  position: absolute;
  top: 24px;
  left: 24px;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: 20px;
  background: rgba(255, 255, 255, .45);
}
.value svg { position: absolute; top: 14px; right: -26px; width: 184px; height: 184px; }
.value.lav { background: var(--lav); color: var(--lavInk); }
.value.sage { background: var(--sage); color: var(--sageInk); }
.value.peach { background: var(--peach); color: var(--peachInk); }
@media (prefers-color-scheme: dark) { .value .tag { background: rgba(255, 255, 255, .08); } }

.principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}
.principles h3 { margin: 0 0 10px; font-size: 32px; line-height: 1.05; }
.principles p { margin: 0; color: var(--ink2); font-size: 16px; }

.swatches { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 40px; }
.swatch {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px 8px 8px;
  border-radius: 999px;
  background: var(--surface);
  font-size: 15px;
  font-weight: 500;
}
.swatch i { width: 26px; height: 26px; border-radius: 50%; display: inline-block; }

/* ── Documents (privacy, terms, support) ─────────────────────────── */

.doc { width: min(760px, 100% - 40px); margin: 32px auto 0; }
.doc h1 { margin: 0; font-size: clamp(52px, 8vw, 84px); line-height: .95; }
.doc .meta { margin: 16px 0 0; color: var(--ink3); font-size: 15px; }
.doc h2 { margin: 56px 0 12px; font-size: 36px; line-height: 1.05; }
.doc h3 { margin: 32px 0 8px; font-family: var(--sans); font-size: 18px; font-weight: 600; letter-spacing: -.01em; }
.doc p, .doc li { color: var(--ink2); }
.doc strong { color: var(--ink); font-weight: 600; }
.doc ul { padding-left: 1.2em; }
.doc li + li { margin-top: 6px; }

.summary {
  margin: 40px 0 0;
  padding: 24px 28px;
  border-radius: var(--radius-row);
  background: var(--surface);
}
.summary ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.summary li { display: flex; gap: 12px; align-items: flex-start; color: var(--ink); }
.summary li::before {
  content: '';
  flex: none;
  width: 10px;
  height: 10px;
  margin-top: .55em;
  border-radius: 50%;
  background: var(--sage2);
}
.summary li:nth-child(3n+2)::before { background: var(--lav2); }
.summary li:nth-child(3n)::before { background: var(--peach2); }

.callout {
  margin: 24px 0;
  padding: 20px 24px;
  border-radius: var(--radius-row);
  background: var(--peach);
  color: var(--peachInk);
}
.callout p { color: inherit; margin: 0; }
.callout p + p { margin-top: 8px; }

.table-wrap { overflow-x: auto; margin: 16px 0; }
table { width: 100%; border-collapse: collapse; font-size: 15px; }
th, td { text-align: left; vertical-align: top; padding: 12px 12px 12px 0; border-bottom: 1px solid var(--line); }
th { color: var(--ink); font-weight: 600; }
td { color: var(--ink2); }

details.faq {
  border-radius: var(--radius-row);
  background: var(--surface);
  padding: 0 24px;
  margin-top: 10px;
}
details.faq summary {
  cursor: pointer;
  list-style: none;
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-weight: 600;
  color: var(--ink);
}
details.faq summary::-webkit-details-marker { display: none; }
details.faq summary::after { content: '+'; font-size: 24px; font-weight: 300; color: var(--ink3); transition: transform .2s ease; }
details.faq[open] summary::after { transform: rotate(45deg); }
details.faq > div { padding: 0 0 20px; }
details.faq > div p:first-child { margin-top: 0; }

.contact-card {
  margin-top: 48px;
  padding: 28px;
  border-radius: var(--radius-card);
  background: var(--lav);
  color: var(--lavInk);
}
.contact-card h2 { margin: 0 0 8px; }
.contact-card p { color: inherit; margin: 0; }
.contact-card a { color: inherit; font-weight: 600; }

/* ── Invite ───────────────────────────────────────────────────────── */

.invite { width: min(560px, 100% - 40px); margin: 8px auto 0; text-align: center; }
.invite .venn { width: 240px; height: 150px; margin: 0 auto; display: block; }
.invite h1 { margin: 24px 0 0; font-size: clamp(52px, 12vw, 76px); line-height: .95; }
.invite .lede { margin: 16px auto 0; font-size: 18px; }
.code-card {
  margin: 32px 0 0;
  padding: 24px;
  border-radius: var(--radius-card);
  background: var(--surface);
}
.code-card .label { margin: 0; font-size: 13px; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--ink3); }
.code {
  margin: 8px 0 0;
  font-family: var(--serif);
  font-size: clamp(48px, 13vw, 68px);
  letter-spacing: .14em;
  line-height: 1.1;
  color: var(--ink);
  user-select: all;
  -webkit-user-select: all;
}
.code-card .expires { margin: 4px 0 0; font-size: 14px; color: var(--ink3); }

.button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 62px;
  margin-top: 16px;
  padding: 0 24px;
  border-radius: 999px;
  border: 0;
  background: var(--button);
  color: var(--buttonInk);
  font: 600 18px/1 var(--sans);
  letter-spacing: -.01em;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { color: var(--buttonInk); opacity: .92; }
.button.secondary { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1.5px var(--line-strong); }

.steps { margin: 36px 0 0; padding: 0; list-style: none; text-align: left; display: grid; gap: 10px; counter-reset: step; }
.steps li {
  counter-increment: step;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 20px;
  border-radius: var(--radius-row);
  background: var(--surface);
  color: var(--ink2);
  font-size: 16px;
}
.steps li::before {
  content: counter(step);
  flex: none;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--sage);
  color: var(--sageInk);
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1;
}
.steps strong { color: var(--ink); }
.hint {
  margin: 16px 0 0;
  padding: 14px 18px;
  border-radius: var(--radius-row);
  background: var(--lav);
  color: var(--lavInk);
  font-size: 15px;
}
[hidden] { display: none !important; }

/* ── Responsive ───────────────────────────────────────────────────── */

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; min-height: 0; gap: 8px; }
  .hero-art { order: -1; max-width: 520px; width: 100%; margin: -8px auto 44px; aspect-ratio: 1 / .8; }
  .values, .principles { grid-template-columns: 1fr; }
  .value { padding-top: 184px; }
  .value svg { width: 168px; height: 168px; }
  .section { margin-top: 88px; }
}

@media (max-width: 560px) {
  body { font-size: 16px; }
  .site-header { padding: 16px 0; }
  .brand span { display: none; }
  .lede { font-size: 18px; }
  .doc h2 { font-size: 30px; }
  .site-footer { margin-top: 72px; }
}