:root {
  --bg: #f7efe3;
  --card: rgba(255,255,255,0.72);
  --card-strong: #fff9f1;
  --text: #2e1a13;
  --muted: #7c6056;
  --red: #8d2b2b;
  --red-soft: #f6d9d2;
  --gold: #d4a64f;
  --gold-soft: #f8edd2;
  --dark: #39241f;
  --shadow: 0 16px 40px rgba(91, 52, 35, 0.14);
  --radius: 24px;
}
body.theme-kim-duong { --bg:#f3efe8; --card:rgba(255,255,255,.8); --card-strong:#ffffff; --text:#2d2d31; --muted:#6d6f7b; --red:#9e8862; --red-soft:#f3eadb; --gold:#d6b36a; --gold-soft:#faf1df; --dark:#3a3d48; }
body.theme-kim-am { --bg:#eceef2; --card:rgba(255,255,255,.76); --card-strong:#f8fbff; --text:#1f2b35; --muted:#61717d; --red:#7a8b98; --red-soft:#dde7ee; --gold:#bfc6d1; --gold-soft:#edf2f6; --dark:#263641; }
body.theme-moc-duong { --bg:#ecf5ea; --card:rgba(255,255,255,.76); --card-strong:#f8fff7; --text:#203525; --muted:#5c7760; --red:#3d8755; --red-soft:#d8efde; --gold:#8dbc77; --gold-soft:#eaf8e2; --dark:#23402c; }
body.theme-moc-am { --bg:#e7f3ef; --card:rgba(255,255,255,.76); --card-strong:#f7fffd; --text:#173438; --muted:#53757a; --red:#3b7f7a; --red-soft:#d6eeec; --gold:#78b6aa; --gold-soft:#e4f7f3; --dark:#1d4546; }
body.theme-thuy-duong { --bg:#e8effa; --card:rgba(255,255,255,.78); --card-strong:#f8fbff; --text:#16284a; --muted:#5a6d92; --red:#2751a3; --red-soft:#d8e3fb; --gold:#6f95df; --gold-soft:#e8efff; --dark:#172a57; }
body.theme-hoa-duong { --bg:#fbebe5; --card:rgba(255,255,255,.76); --card-strong:#fff8f4; --text:#3a1711; --muted:#8e5f57; --red:#a92f1f; --red-soft:#f9ddd5; --gold:#f0a261; --gold-soft:#fff0df; --dark:#4b1f18; }
body.theme-tho-hai-hoa { --bg:#f4ecdb; --card:rgba(255,255,255,.74); --card-strong:#fffaf0; --text:#3b2c17; --muted:#7c6850; --red:#9a6a28; --red-soft:#f4e5cf; --gold:#c5964b; --gold-soft:#f8efd9; --dark:#4b3720; }
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Be Vietnam Pro', system-ui, sans-serif;
  background:
    radial-gradient(circle at top, rgba(212,166,79,0.28), transparent 28%),
    linear-gradient(180deg, #fff7ef 0%, var(--bg) 50%, #f2e5d5 100%);
  color: var(--text);
}
.birth-modal { position:fixed; inset:0; background:rgba(32,19,14,.55); backdrop-filter:blur(10px); z-index:100; display:none; padding:20px; align-items:center; justify-content:center; }
.birth-modal.open { display:flex; }
.birth-panel { width:min(100%, 420px); background:#fff8f0; border-radius:28px; padding:24px; box-shadow:0 24px 60px rgba(0,0,0,.24); }
.birth-form { display:grid; gap:12px; margin-top:16px; }
.birth-form input { border:1px solid #ead8bf; border-radius:16px; padding:14px; font:inherit; }
.eyebrow.dark { color:#7d5718; }
.modal-copy { margin-top:10px; }
.app-shell {
  width: min(100%, 480px);
  margin: 0 auto;
  padding: 18px 16px 28px;
}
.hero-card, .card, .nav-card {
  background: var(--card);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.6);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}
.hero-card {
  padding: 20px;
  background: linear-gradient(145deg, rgba(141,43,43,0.98), rgba(55,20,18,0.96));
  color: #fff7ef;
}
.hero-top, .hero-date-row, .month-header, .card-head { display:flex; justify-content:space-between; gap:12px; align-items:flex-start; }
.eyebrow, .label, .small-label, .subtle { margin:0; color: inherit; opacity:.82; }
.eyebrow { font-size:12px; text-transform:uppercase; letter-spacing:.14em; }
h1, h2, h3, p { margin:0; }
h1 { font-size: 28px; margin-top: 6px; }
.big-date { font-size: 48px; font-weight: 800; line-height: 1; margin: 12px 0 8px; }
.status-pill, .badge, .ghost-btn, .nav-btn {
  border-radius: 999px; border: none; font-weight: 700;
}
.status-pill, .badge { padding: 10px 14px; font-size: 13px; }
.status-pill { background: rgba(255,255,255,0.14); border:1px solid rgba(255,255,255,.22); }
.ghost-btn {
  background: rgba(255,255,255,0.14);
  color:#fff7ef; padding: 10px 14px; border:1px solid rgba(255,255,255,.18);
}
.nav-card {
  margin-top: 14px;
  padding: 14px;
  display:grid;
  grid-template-columns: 1fr 1.1fr 1fr;
  gap: 10px;
  align-items:center;
}
.nav-btn {
  padding: 14px 10px; background: var(--card-strong); color: var(--text);
}
.date-input-wrap {
  display:flex; flex-direction:column; gap:6px; font-size:12px; color:var(--muted);
}
.date-input-wrap input {
  border: 1px solid #ead8bf; border-radius: 14px; padding: 12px; background:#fff;
  font: inherit; color: var(--text);
}
.card { margin-top:14px; padding:18px; }
.card-head h2 { font-size: 20px; }
.badge { background: #fff2d8; color: #7d5718; }
.info-grid, .recommend-grid { display:grid; gap:12px; margin-top: 16px; }
.info-grid { grid-template-columns: 1fr 1fr; }
.recommend-grid { grid-template-columns: 1fr 1fr; }
.info-box, .recommend-box {
  border-radius: 20px; padding: 15px;
}
.info-box strong { display:block; margin-top:8px; font-size:18px; line-height:1.35; }
.accent-red { background: var(--red-soft); }
.accent-gold { background: var(--gold-soft); }
.accent-dark { background: #efe2de; }
.accent-cream { background: #fbf4ea; }
.good-box { background: #eef8eb; }
.bad-box { background: #fdeaea; }
.recommend-box h3 { margin-bottom: 10px; font-size: 16px; }
.recommend-box ul { margin:0; padding-left: 18px; display:grid; gap:8px; color:#533b33; }
.summary-text { margin-top: 14px; color: var(--muted); line-height: 1.55; }
.fate-pickers { display:grid; grid-template-columns: 1fr 1fr; gap:12px; margin-top:16px; }
.fate-pickers label { display:flex; flex-direction:column; gap:6px; color:var(--muted); font-size:13px; }
.fate-pickers select { border:1px solid #ead8bf; border-radius:14px; padding:12px; background:#fff; font:inherit; color:var(--text); }
.fate-result { margin-top:16px; padding:16px; border-radius:20px; background:linear-gradient(180deg,#fff9f4,#f9efe2); }
.fate-top { display:flex; justify-content:space-between; gap:10px; align-items:center; }
.tips-list { margin:10px 0 0; padding-left:18px; display:grid; gap:8px; color:#533b33; }
.fortune-shell { margin-top:16px; display:flex; align-items:center; justify-content:space-between; gap:12px; }
.fortune-art { width:88px; height:88px; border-radius:24px; background:radial-gradient(circle at 30% 30%, #ffe7a6, #d4a64f 45%, #8d2b2b 100%); box-shadow: inset 0 2px 10px rgba(255,255,255,.4), 0 12px 24px rgba(141,43,43,.18); }
.fortune-btn { flex:1; border:none; border-radius:18px; padding:16px; font:inherit; font-weight:800; color:#fff7ef; background:linear-gradient(135deg,#9b2c2c,#6f1f1f); box-shadow:0 14px 30px rgba(141,43,43,.24); }
.fortune-result { margin-top:16px; padding:18px; border-radius:22px; background:linear-gradient(180deg,#fff7ee,#fff); text-align:center; }
.fortune-quill { font-size:24px; color:#9b2c2c; margin-bottom:8px; }
.month-header { margin-bottom: 14px; }
.legend { display:grid; gap:6px; font-size:12px; color:var(--muted); }
.legend span { display:flex; align-items:center; gap:6px; justify-content:flex-end; }
.dot { width:10px; height:10px; border-radius:50%; display:inline-block; }
.dot-good { background:#2fa35a; }
.dot-neutral { background:#f0aa2d; }
.dot-bad { background:#d94f4f; }
.weekday-grid { display:grid; grid-template-columns: repeat(7, 1fr); gap: 8px; }
.weekday-labels { color: var(--muted); font-size:12px; margin-bottom: 10px; text-align:center; }
.calendar-grid button, .calendar-grid .empty {
  aspect-ratio: 1 / 1; border-radius: 18px; border:none; background:#fff7ef; padding:4px; position:relative;
}
.calendar-grid button { box-shadow: inset 0 0 0 1px #f0e1cf; color: var(--text); }
.calendar-grid button.active { outline: 2px solid var(--red); background: #fff3f2; }
.calendar-grid .day-num { display:block; font-weight:700; font-size:15px; }
.calendar-grid .lunar-mini { display:block; font-size:11px; color: var(--muted); margin-top: 3px; }
.calendar-grid .quality-dot { position:absolute; top:8px; right:8px; width:8px; height:8px; border-radius:50%; }
.calendar-grid .quality-good { background:#2fa35a; }
.calendar-grid .quality-neutral { background:#f0aa2d; }
.calendar-grid .quality-bad { background:#d94f4f; }
@media (max-width: 380px) {
  .big-date { font-size: 40px; }
  .nav-card, .recommend-grid, .info-grid, .fate-pickers { grid-template-columns: 1fr; }
  .fortune-shell { flex-direction: column; }
}