/* Layout: one soft hero card with the growing baby, then a two-column grid that stacks on phones. */
:root {
  --bg: #FFF4F0;
  --bg-2: #FDE8E1;
  --card: #FFFFFF;
  --ink: #3E2A3B;
  --muted: #8A7085;
  --line: #F1DCD6;
  --accent: #EE8E74;        /* peach (surprise) */
  --accent-2: #6CC3A8;      /* mint */
  --accent-soft: #FDE3DA;
  --accent-ink: #FFFFFF;
  --skin: #F6BFA9;
  --skin-shade: #E9A189;
  --womb-1: #FFE6DD;
  --womb-2: #FBCFC1;
  --danger: #C8475B;
  --good: #3E9C7F;
  --shadow: 0 10px 30px -14px rgba(150, 80, 90, .35);
  --radius: 22px;
  --f-display: 'Fredoka', 'Nunito', ui-rounded, system-ui, sans-serif;
  --f-body: 'Nunito', ui-rounded, system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: light;
}
:root[data-sex="girl"] { --accent: #E9799B; --accent-2: #F5B3C7; --accent-soft: #FDE1EA; --womb-1: #FFE4EC; --womb-2: #F9C6D6; }
:root[data-sex="boy"]  { --accent: #5E9BD6; --accent-2: #8FCBE8; --accent-soft: #DDEBF8; --womb-1: #E3F0FB; --womb-2: #C2DDF3; }

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1D1820; --bg-2: #261F2A; --card: #2A2230; --ink: #F6EAF1; --muted: #BBA4B6; --line: #3D3242;
    --accent-soft: #48303A; --skin: #E8AE97; --skin-shade: #C98872; --womb-1: #3A2A34; --womb-2: #4E3440;
    --danger: #F08598; --good: #79D3B5; --shadow: 0 10px 30px -14px rgba(0, 0, 0, .6);
    color-scheme: dark;
  }
  :root[data-sex="girl"] { --accent-soft: #4A2C39; --womb-1: #3D2833; --womb-2: #55324A; }
  :root[data-sex="boy"]  { --accent-soft: #23374A; --womb-1: #22303D; --womb-2: #2B4459; }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font: 16px/1.55 var(--f-body);
  background-image: radial-gradient(circle at 10% -10%, var(--bg-2), transparent 45%), radial-gradient(circle at 110% 20%, var(--accent-soft), transparent 40%);
  background-attachment: fixed;
  min-height: 100vh;
}
h1, h2, h3 { font-family: var(--f-display); font-weight: 600; margin: 0; text-wrap: balance; }
h2 { font-size: 1.25rem; }
.wrap { max-width: 1080px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
.muted { color: var(--muted); }
.fineprint { color: var(--muted); font-size: .82rem; margin: .6rem 0 0; }
.error { color: var(--danger); font-weight: 600; margin: .5rem 0 0; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 8px; }

/* top bar */
.topbar { position: sticky; top: 0; z-index: 5; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(10px); padding-top: env(safe-area-inset-top); }
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding-block: 10px; }
.brand { display: flex; align-items: center; gap: 10px; font-family: var(--f-display); font-size: 1.2rem; font-weight: 600; }
.top-actions { display: flex; gap: 4px; }

/* buttons */
.btn { font: 700 .95rem var(--f-body); border: 0; border-radius: 999px; padding: .6rem 1.1rem; cursor: pointer; transition: transform .15s, background .15s; color: var(--ink); background: transparent; }
.btn:active { transform: scale(.97); }
.btn.primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 6px 16px -8px var(--accent); }
.btn.primary:hover { filter: brightness(1.05); }
.btn.ghost:hover { background: var(--accent-soft); }
.btn.danger { background: transparent; color: var(--danger); border: 2px solid currentColor; }
.btn[disabled] { opacity: .6; cursor: progress; }
.icon-btn { width: 34px; height: 34px; border-radius: 50%; border: 0; background: var(--accent-soft); color: var(--ink); font-size: 1.3rem; line-height: 1; cursor: pointer; }
.icon-btn:hover { background: var(--accent); color: var(--accent-ink); }

/* cards */
.card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 22px; min-width: 0; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
main.wrap { display: flex; flex-direction: column; gap: 20px; padding-block: 12px 40px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 20px; align-items: start; }
@media (max-width: 400px) { .grid { grid-template-columns: 1fr; } }
.chip { display: inline-flex; align-items: center; gap: 6px; padding: .25rem .8rem; border-radius: 999px; background: var(--accent); color: var(--accent-ink); font-weight: 700; font-size: .85rem; }
.chip.soft, .sex-chip { background: var(--accent-soft); color: var(--ink); }

/* hero */
.hero { display: grid; grid-template-columns: minmax(220px, 320px) 1fr; gap: 28px; align-items: center; padding: 28px; overflow: hidden; }
.womb { position: relative; width: 100%; max-width: 320px; aspect-ratio: 1; margin: 0 auto; }
.womb canvas { width: 100%; height: 100%; display: block; }
.eyebrow { margin: 0 0 4px; color: var(--muted); font-weight: 700; letter-spacing: .02em; }
.week-big { font-size: clamp(2.2rem, 6vw, 3.4rem); line-height: 1.05; color: var(--ink); }
.week-big span { color: var(--accent); }
.week-big small { font-size: .45em; color: var(--muted); font-weight: 500; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 14px 0 18px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin: 0; }
.hero-stats div { background: var(--bg); border-radius: 16px; padding: 10px 12px; }
.hero-stats dt { font-size: .78rem; color: var(--muted); font-weight: 700; text-transform: uppercase; letter-spacing: .06em; }
.hero-stats dd { margin: 2px 0 0; font-family: var(--f-display); font-size: 1.15rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.journey { margin-top: 18px; }
.journey-track { position: relative; height: 12px; border-radius: 999px; background: var(--accent-soft); overflow: hidden; }
.journey-track::before, .journey-track::after { content: ''; position: absolute; top: 0; bottom: 0; width: 2px; background: var(--card); opacity: .9; }
.journey-track::before { left: calc(13 / 40 * 100%); }
.journey-track::after { left: calc(27 / 40 * 100%); }
.journey-fill { height: 100%; width: 0; border-radius: 999px; background: linear-gradient(90deg, var(--accent-2), var(--accent)); transition: width 1.2s cubic-bezier(.2, .8, .2, 1); }
.journey-labels { display: grid; grid-template-columns: 13fr 14fr 13fr auto; font-size: .75rem; color: var(--muted); font-weight: 700; margin-top: 4px; }
@media (max-width: 680px) {
  .hero { grid-template-columns: 1fr; padding: 20px; gap: 12px; text-align: center; }
  .womb { max-width: 240px; }
  .chips { justify-content: center; }
  .hero-stats { text-align: left; }
}
@media (max-width: 380px) { .hero-stats { grid-template-columns: 1fr 1fr; } .hero-stats div:last-child { grid-column: span 2; } }

/* size card */
.week-stepper { display: flex; align-items: center; gap: 8px; font-weight: 700; font-variant-numeric: tabular-nums; }
.size-body { display: grid; grid-template-columns: auto 1fr; gap: 18px; align-items: center; }
.fruit { font-size: 4.4rem; width: 110px; height: 110px; display: grid; place-items: center; border-radius: 50%; background: var(--accent-soft); line-height: 1; }
.size-line { margin: 0 0 8px; font-size: 1.05rem; }
.size-line strong { font-family: var(--f-display); color: var(--accent); font-weight: 600; font-size: 1.2rem; }
.size-figs { display: flex; gap: 22px; flex-wrap: wrap; }
.size-figs .fig { font-family: var(--f-display); font-size: 1.7rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.size-figs .unit { color: var(--muted); font-weight: 700; margin-left: 4px; font-size: .85rem; }
.milestone { margin: 10px 0 0; background: var(--bg); padding: 10px 14px; border-radius: 14px; }
@media (max-width: 420px) { .size-body { grid-template-columns: 1fr; justify-items: center; text-align: center; } .size-figs { justify-content: center; } }

/* charts */
.chart-box { position: relative; height: 220px; }
.chart-box.tall { height: 260px; }

/* forms */
.inline-form { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px; margin-top: 14px; }
.inline-form .field { flex: 1 1 130px; }
.field { display: flex; flex-direction: column; gap: 4px; min-width: 0; }
.field label, .field .label { font-size: .8rem; font-weight: 700; color: var(--muted); }
input, select, textarea { font: inherit; color: var(--ink); background: var(--bg); border: 2px solid var(--line); border-radius: 14px; padding: .55rem .8rem; width: 100%; min-width: 0; }
input:focus, select:focus, textarea:focus { border-color: var(--accent); outline: none; }
input[type="file"] { padding: .45rem; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.form-grid .wide { grid-column: 1 / -1; }
.seg { display: inline-flex; background: var(--bg); border-radius: 999px; padding: 4px; gap: 4px; width: fit-content; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: block; padding: .4rem 1rem; border-radius: 999px; cursor: pointer; font-weight: 700; }
.seg input:checked + span { background: var(--accent); color: var(--accent-ink); }
.seg input:focus-visible + span { outline: 3px solid var(--accent); outline-offset: 2px; }

.mini-list { margin-top: 12px; }
.mini-list summary { cursor: pointer; color: var(--muted); font-weight: 700; font-size: .9rem; }
.mini-list ul { list-style: none; padding: 0; margin: 8px 0 0; max-height: 220px; overflow: auto; }
.mini-list li { display: flex; justify-content: space-between; align-items: center; gap: 10px; padding: 6px 4px; border-bottom: 1px dashed var(--line); font-variant-numeric: tabular-nums; }
.link-btn { border: 0; background: none; color: var(--danger); cursor: pointer; font: 700 .8rem var(--f-body); }

/* timeline */
.timeline { list-style: none; margin: 18px 0 0; padding: 0 0 0 22px; position: relative; display: flex; flex-direction: column; gap: 16px; }
.timeline::before { content: ''; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 3px; border-radius: 3px; background: var(--accent-soft); }
.visit { position: relative; background: var(--bg); border-radius: 18px; padding: 14px 16px; }
.visit::before { content: ''; position: absolute; left: -21px; top: 18px; width: 13px; height: 13px; border-radius: 50%; background: var(--accent); border: 3px solid var(--card); }
.visit-head { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; flex-wrap: wrap; }
.visit-head h3 { font-size: 1.05rem; }
.visit-head .when { color: var(--muted); font-weight: 700; font-size: .85rem; }
.measures { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 0; padding: 0; list-style: none; }
.measures li { background: var(--card); border-radius: 12px; padding: 4px 10px; font-size: .88rem; font-variant-numeric: tabular-nums; }
.measures b { color: var(--muted); font-weight: 700; margin-right: 4px; font-size: .75rem; }
.measures .heart b { color: var(--danger); }
.visit-notes { margin: 10px 0 0; white-space: pre-wrap; overflow-wrap: anywhere; }
.thumbs { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.thumbs button { padding: 0; border: 0; border-radius: 12px; overflow: hidden; cursor: zoom-in; width: 96px; height: 72px; background: #000; }
.thumbs img { width: 100%; height: 100%; object-fit: cover; display: block; }
.visit .edit { margin-top: 8px; padding: .3rem .8rem; font-size: .85rem; }
.empty { color: var(--muted); background: var(--bg); padding: 16px; border-radius: 16px; margin: 14px 0 0; }

/* dialogs */
dialog { border: 0; border-radius: var(--radius); background: var(--card); color: var(--ink); padding: 22px; width: min(640px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); box-shadow: 0 30px 80px -20px rgba(0,0,0,.45); }
dialog::backdrop { background: rgba(40, 20, 35, .45); backdrop-filter: blur(3px); }
dialog h2 { margin-bottom: 14px; }
.dialog-actions { display: flex; gap: 8px; align-items: center; margin-top: 16px; flex-wrap: wrap; }
.spacer { flex: 1; }
.confirm { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; margin-top: 12px; padding: 12px; border-radius: 14px; background: var(--accent-soft); font-weight: 700; }
.existing-photos { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.existing-photos figure { margin: 0; position: relative; width: 90px; height: 68px; border-radius: 10px; overflow: hidden; background: #000; }
.existing-photos img { width: 100%; height: 100%; object-fit: cover; }
.existing-photos button { position: absolute; top: 3px; right: 3px; width: 22px; height: 22px; border-radius: 50%; border: 0; background: rgba(0,0,0,.6); color: #fff; cursor: pointer; line-height: 1; }
.lightbox { padding: 0; background: #000; width: auto; max-width: calc(100vw - 16px); }
.lightbox img { display: block; max-width: calc(100vw - 16px); max-height: calc(100dvh - 16px); }
.lightbox .close { position: absolute; top: 8px; right: 8px; background: rgba(255,255,255,.85); color: #222; }

.toast { position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom)); transform: translateX(-50%); background: var(--ink); color: var(--bg); padding: .6rem 1.2rem; border-radius: 999px; font-weight: 700; z-index: 50; box-shadow: var(--shadow); }
.footer-note { text-align: center; color: var(--muted); font-size: .85rem; margin: 0; }

/* login */
.login-page { display: grid; place-items: center; min-height: 100vh; padding: 16px; }
.login-card { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 32px 28px; width: min(380px, 100%); text-align: center; }
.login-card h1 { font-size: 2rem; margin-top: 8px; }
.login-card form { display: flex; flex-direction: column; gap: 10px; margin-top: 18px; text-align: left; }
.login-card label { font-weight: 700; font-size: .85rem; color: var(--muted); }

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

.brand, .btn { white-space: nowrap; }
@media (max-width: 480px) {
  .top-actions .btn { padding: .5rem .7rem; font-size: .88rem; }
  .brand { font-size: 1.05rem; }
  .hero-stats dd { font-size: 1rem; }
}