/* Heartwood website: the app's "Cielo" look. Sky gradients follow the visitor's
   time of day (set by a tiny script); lavender-white ground; indigo accent. */
:root {
  --ground: #F7F5FB;
  --card: #FFFFFF;
  --ink: #1E2238;
  --ink-soft: #5E6385;
  --line: #E4E1F1;
  --accent: #5A57C9;
  --accent-tint: #E8E6F7;
  --feed: #E07A5F;
  --sleep: #5A57C9;
  --diaper: #3FA98A;
  --sky-1: #3B4BA8; --sky-2: #7C6FD6; --sky-3: #F5A88E;
  --shadow: 0 14px 40px -18px rgba(30, 34, 56, .35);
  --display: "Nunito", ui-rounded, "SF Pro Rounded", system-ui, sans-serif;
  --body: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --ground: #111322; --card: #1D2035; --ink: #EEF0FA; --ink-soft: #A9ADC8;
    --line: #2C3050; --accent: #9D9BFF; --accent-tint: #2A2C4A;
    --shadow: 0 14px 40px -18px rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
}
[data-sky="day"]   { --sky-1: #2F74D0; --sky-2: #58A6EE; --sky-3: #A9D8FA; }
[data-sky="dusk"]  { --sky-1: #2B2F77; --sky-2: #A3559A; --sky-3: #F7A56B; }
[data-sky="night"] { --sky-1: #10132E; --sky-2: #262A5E; --sky-3: #4A3F7F; }

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--ground); color: var(--ink); font: 17px/1.6 var(--body); }
a { color: var(--accent); text-underline-offset: 3px; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
img { max-width: 100%; }
.wrap { max-width: 1080px; margin: 0 auto; padding-inline: 20px; }

/* Header over the sky */
.sky {
  color: #fff;
  background: linear-gradient(180deg, var(--sky-1) 0%, var(--sky-2) 55%, var(--sky-3) 100%);
  border-radius: 0 0 44px 44px;
  padding-block: 18px 64px;
  position: relative;
  overflow: hidden;
}
.sky::after {
  content: ""; position: absolute; right: 8%; top: 70px; width: 120px; height: 120px; border-radius: 50%;
  background: radial-gradient(circle, rgba(255,236,190,.95) 0 38%, rgba(255,236,190,.28) 40% 64%, transparent 66%);
  animation: float 7s ease-in-out infinite alternate;
}
[data-sky="night"] .sky::after { background: radial-gradient(circle, rgba(235,238,255,.9) 0 30%, rgba(235,238,255,.18) 32% 60%, transparent 62%); }
@keyframes float { from { translate: 0 8px; } to { translate: 0 -8px; } }
@media (prefers-reduced-motion: reduce) { .sky::after { animation: none; } }

nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; position: relative; z-index: 1; }
.brand { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font: 900 22px var(--display); letter-spacing: -.01em; }
.brand svg { width: 34px; height: 34px; }
.lang { color: #fff; font-weight: 700; font-size: 14px; text-decoration: none; padding: 6px 12px; border: 1px solid rgba(255,255,255,.45); border-radius: 999px; }

.hero { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; padding-top: 44px; position: relative; z-index: 1; }
.eyebrow { font: 800 13px var(--display); letter-spacing: .12em; text-transform: uppercase; opacity: .9; }
h1 { font: 900 clamp(38px, 6.4vw, 64px)/1.02 var(--display); letter-spacing: -.025em; margin: 10px 0 16px; text-wrap: balance; }
.lede { font-size: 19px; max-width: 34ch; opacity: .95; margin: 0 0 24px; }
.badge { display: inline-flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; background: #fff; color: var(--ink); padding: 12px 20px; border-radius: 999px; font-weight: 800; text-decoration: none; box-shadow: var(--shadow); }
.badge small { font-weight: 600; color: var(--ink-soft); }

/* Phone mockup */
.phone { width: min(300px, 100%); aspect-ratio: 300 / 620; margin-inline: auto; border-radius: 44px; padding: 10px; background: #0E0F14; box-shadow: 0 40px 80px -30px rgba(0,0,0,.55); }
.screen { height: 100%; border-radius: 35px; overflow: hidden; background: var(--ground); display: flex; flex-direction: column; font-family: var(--display); }
.screen .mini-sky { color: #fff; padding: 36px 18px 18px; background: linear-gradient(180deg, var(--sky-1), var(--sky-2) 60%, var(--sky-3)); border-radius: 0 0 26px 26px; }
.screen .mini-sky small { font-weight: 800; font-size: 10px; letter-spacing: .08em; text-transform: uppercase; opacity: .85; }
.screen .mini-sky b { display: block; font-size: 24px; font-weight: 900; line-height: 1.05; }
.screen .mini-sky span { font-size: 12px; font-weight: 700; opacity: .9; }
.screen .body { padding: 12px; display: grid; gap: 10px; color: var(--ink); }
.ring-card { background: var(--card); border-radius: 20px; padding: 10px 12px; display: flex; gap: 10px; align-items: center; box-shadow: var(--shadow); }
.ring-card b { font-size: 22px; font-weight: 900; font-variant-numeric: tabular-nums; display: block; }
.ring-card span { font-size: 11px; font-weight: 700; color: var(--ink-soft); }
.pills { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.pill { background: var(--card); border-radius: 16px; padding: 10px 4px; text-align: center; font-size: 11px; font-weight: 800; box-shadow: var(--shadow); }
.pill i { display: block; width: 18px; height: 18px; margin: 0 auto 4px; border-radius: 50%; }
.plan { background: var(--card); border-radius: 18px; padding: 10px 12px; font-size: 11px; box-shadow: var(--shadow); }
.plan b { font-size: 12px; }
.plan div { display: flex; gap: 8px; align-items: center; padding-top: 6px; }
.plan div i { width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--line); flex: none; }
.plan div i.on { background: var(--diaper); border-color: var(--diaper); }

/* Sections */
section { padding-block: 72px 0; }
h2 { font: 900 clamp(28px, 4vw, 40px)/1.1 var(--display); letter-spacing: -.02em; margin: 0 0 12px; text-wrap: balance; }
.section-lede { color: var(--ink-soft); max-width: 60ch; margin: 0 0 28px; }
.tabs { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; }
.tab { background: var(--card); border-radius: 24px; padding: 20px; box-shadow: var(--shadow); }
.tab h3 { font: 900 20px var(--display); margin: 10px 0 6px; }
.tab p { margin: 0; color: var(--ink-soft); font-size: 15px; }
.dot { width: 40px; height: 40px; border-radius: 14px; display: grid; place-items: center; color: #fff; font-weight: 900; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; align-items: start; }
.list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.list li { background: var(--card); border-radius: 20px; padding: 16px 18px; box-shadow: var(--shadow); }
.list b { display: block; font-family: var(--display); font-weight: 900; }
.list span { color: var(--ink-soft); font-size: 15px; }
.cite { font-size: 13px; color: var(--ink-soft); margin-top: 14px; }

.band { background: var(--card); border-radius: 32px; padding: 32px; box-shadow: var(--shadow); display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 22px; }
.band h3 { font: 900 18px var(--display); margin: 0 0 4px; }
.band p { margin: 0; color: var(--ink-soft); font-size: 15px; }

.cta { text-align: center; padding-block: 80px; }
.cta p { color: var(--ink-soft); max-width: 50ch; margin: 0 auto 22px; }
.cta .badge { background: var(--accent); color: #fff; }

footer { border-top: 1px solid var(--line); padding-block: 28px 44px; color: var(--ink-soft); font-size: 14px; }
footer .wrap { display: flex; flex-wrap: wrap; gap: 12px 24px; justify-content: space-between; }
footer nav { gap: 18px; justify-content: flex-start; }
footer a { color: var(--ink-soft); }

/* Legal / support pages */
.doc { max-width: 720px; margin: 0 auto; padding: 40px 20px 72px; }
.doc h1 { color: var(--ink); font-size: clamp(32px, 5vw, 44px); }
.doc h2 { font-size: 22px; margin-top: 36px; }
.doc p, .doc li { color: var(--ink); }
.doc .meta { color: var(--ink-soft); font-size: 14px; }
.doc .box { background: var(--card); border-radius: 20px; padding: 18px 20px; box-shadow: var(--shadow); }
.sky.slim { padding-block: 18px 28px; border-radius: 0 0 32px 32px; }
.sky.slim::after { display: none; }

@media (max-width: 820px) {
  .hero, .split { grid-template-columns: 1fr; }
  .phone { width: min(260px, 80%); }
  .sky::after { display: none; }
  .badge small { display: none; }
}