/* nightfeed.app: one stylesheet for every page. No external fonts, images or scripts (see _headers). */

:root {
  color-scheme: light dark;

  --bg: #f4f5f9;
  --surface: #ffffff;
  --surface-2: #eceef4;
  --text: #15171c;
  --muted: #555b6b;
  --line: #dfe2ea;
  --accent: #4566bf;          /* the app's AccentColor (light) */
  --accent-ink: #ffffff;
  --accent-soft: #e5ebf9;
  --focus: #4566bf;

  /* Illustration of the Today card (light) */
  --tc-card: #ffffff;
  --tc-text: #15171c;
  --tc-muted: #6b7080;
  --tc-chip: #eef0f5;
  --tc-next: #e3ebfb;
  --tc-feed: #3d7be6;
  --tc-diaper: #2a958a;
  --tc-sleep: #5b57d9;
  --tc-feed-bg: #e3ecfb;
  --tc-diaper-bg: #dff2ef;
  --tc-sleep-bg: #e9e8fb;
  --tc-shadow: 0 1px 2px rgb(20 24 40 / 6%), 0 12px 32px rgb(20 24 40 / 10%);

  --radius: 18px;
  --gutter: 16px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d0f14;
    --surface: #171a21;
    --surface-2: #20242d;
    --text: #eef0f5;
    --muted: #a6acba;
    --line: #2a2f3a;
    --accent: #93b0f2;        /* the app's AccentColor (dark) */
    --accent-ink: #0d0f14;
    --accent-soft: #1c2541;
    --focus: #93b0f2;

    /* In dark mode the illustration shows Night light: dim, warm, very little blue. */
    --tc-card: #1a120f;
    --tc-text: #ff874f;
    --tc-muted: #a77259;
    --tc-chip: #2a1b15;
    --tc-next: #3a2117;
    --tc-feed: #9c6a52;
    --tc-diaper: #8a7a4a;
    --tc-sleep: #9a5a4a;
    --tc-feed-bg: #241915;
    --tc-diaper-bg: #211f14;
    --tc-sleep-bg: #2a1814;
    --tc-shadow: 0 0 0 1px #2a1b15, 0 12px 32px rgb(0 0 0 / 50%);
  }
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1.0625rem;       /* 17px, iOS body size */
  line-height: 1.55;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; border-radius: 6px; }

img, svg { display: block; max-width: 100%; }

.skip {
  position: absolute;
  left: var(--gutter);
  top: -100px;
  padding: 10px 14px;
  background: var(--surface);
  color: var(--text);
  border-radius: 10px;
  z-index: 10;
}
.skip:focus { top: 12px; }

/* ---------- Layout ---------- */

.wrap {
  width: 100%;
  max-width: 64rem;
  margin: 0 auto;
  padding-left: max(var(--gutter), env(safe-area-inset-left));
  padding-right: max(var(--gutter), env(safe-area-inset-right));
}

.prose { max-width: 42rem; }

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 650;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  min-height: 44px;
}
.brand svg { width: 30px; height: 30px; flex: none; }

.site-nav { display: flex; gap: 4px; }
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 10px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.97rem;
  border-radius: 10px;
}
.site-nav a:hover { color: var(--text); }
.site-nav a[aria-current="page"] { color: var(--text); font-weight: 600; }

main { display: block; padding-bottom: 32px; }

.site-footer {
  border-top: 1px solid var(--line);
  margin-top: 24px;
  padding: 24px 0 calc(32px + env(safe-area-inset-bottom));
  color: var(--muted);
  font-size: 0.94rem;
}
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 8px 20px; align-items: center; }
.site-footer a { color: var(--muted); }
.site-footer a:hover { color: var(--text); }
.site-footer .spacer { flex: 1 1 auto; }

/* ---------- Type ---------- */

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: clamp(2rem, 7.2vw, 3.25rem); font-weight: 750; }
h2 { font-size: clamp(1.35rem, 4.2vw, 1.75rem); font-weight: 700; }
h3 { font-size: 1.08rem; font-weight: 650; letter-spacing: -0.01em; line-height: 1.3; }
p { margin: 0 0 1em; }
p, li { text-wrap: pretty; }

.muted { color: var(--muted); }
.small { font-size: 0.94rem; }
.ui { font-weight: 600; }               /* names of buttons and screens in the app */
.nowrap { white-space: nowrap; }
.email { font-weight: 600; white-space: nowrap; }

/* ---------- Home: hero ---------- */

.hero {
  display: grid;
  gap: 36px;
  padding: 20px 0 40px;
  align-items: center;
}
@media (min-width: 860px) {
  .hero { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 56px; padding: 48px 0 64px; }
}

.eyebrow {
  display: inline-block;
  margin: 0 0 18px;
  padding: 8px 14px;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--text);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.35;
}

.lede {
  margin: 18px 0 26px;
  font-size: clamp(1.08rem, 2.6vw, 1.22rem);
  color: var(--muted);
  max-width: 34rem;
}

.cta { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-bottom: 14px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 14px;
  background: var(--accent);
  color: var(--accent-ink);
  font-weight: 650;
  font-size: 1.06rem;
  text-decoration: none;
  transition: transform 120ms ease-out, filter 120ms ease-out;
}
.button:hover { filter: brightness(1.06); text-decoration: none; }
.button:active { transform: scale(0.98); }
.button svg { width: 20px; height: 20px; }

.button.secondary {
  background: var(--surface);
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--line);
}

.cta-note { font-size: 0.94rem; color: var(--muted); max-width: 32rem; margin: 0; }

/* ---------- Home: illustration of the Today card ---------- */

.today {
  margin: 0;
  justify-self: center;
  width: 100%;
  max-width: 380px;
}

.tc {
  background: var(--tc-card);
  color: var(--tc-text);
  border-radius: 26px;
  padding: 22px 22px 20px;
  box-shadow: var(--tc-shadow);
  font-variant-numeric: tabular-nums;
}
.tc-name { font-family: var(--font-display); font-size: 1.4rem; font-weight: 700; letter-spacing: -0.01em; }
.tc-age { color: var(--tc-muted); font-size: 1rem; margin-left: 8px; }
.tc-label { display: flex; align-items: center; gap: 7px; color: var(--tc-muted); font-weight: 600; font-size: 0.98rem; margin-top: 12px; }
.tc-dot { width: 10px; height: 10px; border-radius: 50%; flex: none; }
.tc-dot.feed { background: var(--tc-feed); }
.tc-dot.diaper { background: var(--tc-diaper); }
.tc-dot.sleep { background: var(--tc-sleep); }
.tc-big { font-family: var(--font-display); font-size: 3.1rem; font-weight: 750; letter-spacing: -0.03em; line-height: 1.05; margin-top: 4px; }
.tc-big span { font-size: 1.4rem; font-weight: 500; color: var(--tc-muted); letter-spacing: 0; }
.tc-meta { color: var(--tc-muted); font-size: 0.98rem; margin-top: 2px; }
.tc-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.tc-chip { padding: 5px 12px; border-radius: 999px; background: var(--tc-chip); font-size: 0.95rem; font-weight: 600; }
.tc-chip.next { background: var(--tc-next); }
.tc-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
  padding-top: 4px;
  border-top: 1px solid var(--tc-chip);
}
.tc-mid { font-family: var(--font-display); font-size: 1.45rem; font-weight: 700; letter-spacing: -0.01em; line-height: 1.2; margin-top: 2px; }
.tc-buttons { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 18px; }
.tc-buttons span {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
  border-radius: 16px;
  font-weight: 650;
  font-size: 1.02rem;
}
.tc-buttons .feed { background: var(--tc-feed-bg); }
.tc-buttons .diaper { background: var(--tc-diaper-bg); }
.tc-buttons .sleep { background: var(--tc-sleep-bg); }

.today figcaption { margin-top: 14px; text-align: center; color: var(--muted); font-size: 0.92rem; }
.only-dark { display: none; }
@media (prefers-color-scheme: dark) {
  .only-dark { display: inline; }
  .only-light { display: none; }
}

/* ---------- Home: sections ---------- */

.section { padding: 36px 0; border-top: 1px solid var(--line); }
.section > h2 { margin-bottom: 8px; }
.section > .intro { color: var(--muted); max-width: 40rem; margin-bottom: 24px; }

.grid { display: grid; gap: 12px; }
@media (min-width: 640px) { .grid.two { grid-template-columns: 1fr 1fr; } }
@media (min-width: 900px) { .grid.three { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 640px) and (max-width: 899px) { .grid.three { grid-template-columns: 1fr 1fr; } }

.card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 18px 20px;
}
.card h3 { margin-bottom: 6px; }
.card p { margin: 0; color: var(--muted); }

.plain-list { margin: 0; padding-left: 1.2em; }
.plain-list li { margin: 0.35em 0; }

.contact {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 22px 22px 6px;
}
.contact .email { font-size: 1.12rem; }

/* ---------- Prose pages (privacy, support) ---------- */

.page-head { padding: 24px 0 8px; }
.page-head h1 { font-size: clamp(2rem, 6vw, 2.6rem); }
.page-head .muted { margin-top: 10px; }

.prose h2 { margin: 2.2em 0 0.6em; scroll-margin-top: 16px; }
.prose h3 { margin: 1.6em 0 0.4em; }
.prose ul, .prose ol { padding-left: 1.3em; margin: 0 0 1em; }
.prose li { margin: 0.4em 0; }
.prose li > ul { margin: 0.3em 0 0; }

.summary {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 20px 22px 6px;
  margin: 20px 0 8px;
}
.summary h2 { margin: 0 0 10px; font-size: 1.2rem; }

.toc {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 16px 22px;
  margin: 20px 0 8px;
}
.toc h2 { margin: 0 0 6px; font-size: 1rem; color: var(--muted); letter-spacing: 0; }
.toc ol { margin: 0; padding-left: 1.3em; }
.toc li { margin: 0.25em 0; }

.note {
  border-left: 3px solid var(--accent);
  padding: 2px 0 2px 14px;
  margin: 1em 0;
}

.sample {
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.5;
  background: var(--surface-2);
  border-radius: 12px;
  padding: 14px 16px;
  margin: 0 0 1em;
  white-space: pre-wrap;
  word-break: break-word;
}

dl.facts { margin: 0 0 1em; }
dl.facts dt { font-weight: 600; margin-top: 0.8em; }
dl.facts dd { margin: 0.1em 0 0; color: var(--muted); }

/* ---------- 404 ---------- */

.lost { padding: 56px 0 24px; max-width: 34rem; }
.lost h1 { margin-bottom: 14px; }

@media (prefers-reduced-motion: reduce) {
  .button { transition: none; }
}