:root {
  color-scheme: dark;
  --bg: #07060c;
  --panel: rgba(18, 16, 30, 0.88);
  --panel-border: rgba(255, 214, 145, 0.16);
  --gold-strong: #ffe2a5;
  --gold-dim: rgba(245, 198, 122, 0.72);
  --text: #f7ecdb;
  --muted: rgba(238, 228, 207, 0.72);
  --danger: #ff8f80;
  --shadow: 0 26px 80px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at 15% 8%, rgba(255, 222, 157, 0.12), transparent 25%),
    radial-gradient(circle at 88% 18%, rgba(198, 128, 42, 0.1), transparent 22%),
    radial-gradient(circle at 82% 85%, rgba(78, 57, 32, 0.16), transparent 20%),
    linear-gradient(180deg, #0b0912 0%, #08070d 48%, #050408 100%);
  color: var(--text);
  font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
}

.page-shell {
  min-height: 100vh;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 78px 24px 52px;
}

.hero__backdrop {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 22% 14%, rgba(255, 220, 150, 0.18), transparent 28%),
    radial-gradient(circle at 72% 22%, rgba(255, 182, 92, 0.16), transparent 30%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0));
  pointer-events: none;
}

.hero__content {
  position: relative;
  max-width: 1180px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(320px, 440px);
  gap: 28px;
  align-items: end;
}

.hero__text {
  max-width: 760px;
}

.eyebrow,
.panel__kicker,
.hero-card__kicker {
  margin: 0;
  color: var(--gold-dim);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
}

.hero h1 {
  margin: 16px 0 16px;
  font-size: clamp(2.8rem, 5vw, 5.25rem);
  line-height: 0.98;
  letter-spacing: 0.03em;
}

.hero__lead {
  max-width: 720px;
  margin: 0;
  font-size: 1.06rem;
  line-height: 1.95;
  color: var(--muted);
}

.hero__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero__chips span,
.mode-btn {
  border: 1px solid rgba(255, 214, 145, 0.18);
  background: rgba(255, 255, 255, 0.03);
  color: var(--gold-strong);
  border-radius: 999px;
  padding: 10px 16px;
  font-size: 0.92rem;
}

.hero__stats {
  display: grid;
  gap: 14px;
}

.stat-card,
.panel,
.metric-card,
.narrative-card,
.list-card,
.pillar {
  border: 1px solid var(--panel-border);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.stat-card {
  border-radius: 24px;
  padding: 20px 22px;
}

.stat-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.stat-card strong {
  display: block;
  margin-top: 10px;
  font-size: 1.15rem;
  line-height: 1.5;
  color: var(--gold-strong);
}

.layout {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px 76px;
  display: grid;
  grid-template-columns: minmax(340px, 430px) minmax(0, 1fr);
  gap: 24px;
}

.panel {
  border-radius: 30px;
}

.form-panel,
.result-panel {
  padding: 30px;
}

.panel__header h2 {
  margin: 10px 0 0;
  font-size: 1.85rem;
}

.panel__hint {
  margin: 12px 0 0;
  color: var(--muted);
  line-height: 1.85;
  font-size: 0.97rem;
}

.bazi-form {
  margin-top: 28px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
}

label span {
  color: var(--muted);
  font-size: 0.92rem;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(255, 214, 145, 0.12);
  border-radius: 16px;
  padding: 14px 16px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  font-size: 1rem;
}

input:focus,
select:focus,
.mode-btn:focus,
.submit-btn:focus {
  outline: 2px solid rgba(255, 222, 157, 0.28);
  outline-offset: 2px;
}

.mode-switch {
  display: flex;
  gap: 10px;
  margin: 24px 0 20px;
  flex-wrap: wrap;
}

.mode-btn {
  cursor: pointer;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.mode-btn.is-active {
  background: linear-gradient(135deg, rgba(245, 198, 122, 0.22), rgba(245, 198, 122, 0.08));
  border-color: rgba(255, 226, 165, 0.4);
  transform: translateY(-1px);
}

.submit-btn {
  width: 100%;
  border: none;
  border-radius: 18px;
  padding: 16px 20px;
  background: linear-gradient(135deg, #ffdfa0, #c9913c 78%);
  color: #261706;
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  box-shadow: 0 18px 40px rgba(201, 145, 60, 0.28);
}

.status {
  margin-top: 22px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  line-height: 1.8;
}

.status.is-error {
  color: var(--danger);
  border: 1px solid rgba(255, 143, 128, 0.2);
}

.result.is-hidden {
  display: none;
}

.hero-card {
  padding: 26px;
  border-radius: 26px;
  margin-top: 22px;
  background:
    radial-gradient(circle at top right, rgba(255, 220, 150, 0.18), transparent 32%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.015));
  border: 1px solid rgba(255, 226, 165, 0.22);
}

.hero-card h3 {
  margin: 10px 0 12px;
  font-size: 2rem;
  line-height: 1.25;
}

.hero-card p:last-child,
.narrative-card p,
.list-card li {
  margin: 0;
  line-height: 1.92;
  color: var(--muted);
}

.cards {
  display: grid;
  gap: 16px;
  margin-top: 18px;
}

.cards--four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.cards--two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.metric-card,
.narrative-card,
.list-card,
.pillar {
  border-radius: 24px;
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.015)),
    rgba(255, 255, 255, 0.01);
}

.metric-card p,
.pillar p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.metric-card strong,
.pillar strong {
  display: block;
  margin-top: 10px;
  font-size: 1.55rem;
  color: var(--gold-strong);
}

.metric-card span {
  display: block;
  margin-top: 10px;
  font-size: 0.92rem;
  color: var(--muted);
  line-height: 1.7;
}

.pillars {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}

.narrative-card h3,
.list-card h3 {
  margin: 10px 0 12px;
  font-size: 1.2rem;
}

.list-card ul {
  margin: 12px 0 0;
  padding-left: 20px;
  display: grid;
  gap: 10px;
}

@media (max-width: 1080px) {
  .hero__content,
  .layout {
    grid-template-columns: 1fr;
  }

  .hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 980px) {
  .cards--four,
  .pillars {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 720px) {
  .hero {
    padding: 56px 18px 34px;
  }

  .layout {
    padding: 0 18px 56px;
  }

  .form-panel,
  .result-panel {
    padding: 22px;
  }

  .hero__stats,
  .grid,
  .cards--two,
  .cards--four,
  .pillars {
    grid-template-columns: 1fr;
  }
}