:root {
  color-scheme: light;
  --bg: #f7f0e5;
  --panel: rgba(255, 249, 240, 0.88);
  --panel-strong: rgba(255, 255, 255, 0.94);
  --text: #1d1a17;
  --muted: #63594e;
  --line: rgba(77, 55, 28, 0.14);
  --accent: #b5502d;
  --accent-soft: #f3d9b8;
  --accent-deep: #6d2d18;
  --shadow: 0 18px 45px rgba(84, 57, 24, 0.12);
}

body[data-theme='dark'] {
  color-scheme: dark;
  --bg: #191512;
  --panel: rgba(35, 28, 23, 0.92);
  --panel-strong: rgba(42, 34, 28, 0.98);
  --text: #f2eadf;
  --muted: #c6b9ab;
  --line: rgba(255, 214, 167, 0.12);
  --accent: #ff8a57;
  --accent-soft: rgba(255, 138, 87, 0.14);
  --accent-deep: #ffd3b4;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: 'Microsoft YaHei UI', 'Segoe UI', sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 209, 132, 0.35), transparent 30%),
    radial-gradient(circle at right 15%, rgba(181, 80, 45, 0.14), transparent 32%),
    linear-gradient(180deg, #fff6eb 0%, var(--bg) 40%, #efe3d2 100%);
}

body[data-theme='dark'] {
  background:
    radial-gradient(circle at top left, rgba(255, 138, 87, 0.18), transparent 30%),
    radial-gradient(circle at right 15%, rgba(255, 207, 163, 0.08), transparent 32%),
    linear-gradient(180deg, #161210 0%, var(--bg) 42%, #100d0b 100%);
}

body,
button,
input,
a {
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 44px;
}

.hero,
.layout {
  display: grid;
  gap: 20px;
}

.hero {
  grid-template-columns: 1.55fr 0.85fr;
  align-items: stretch;
  margin-bottom: 20px;
}

.hero-copy,
.hero-panel,
.card-surface,
.simple-header,
.simple-content {
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero-copy {
  padding: 32px;
}

.hero-panel {
  padding: 28px;
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.eyebrow {
  margin: 0 0 12px;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

h1,
h2,
h3,
p,
ul {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: clamp(2.2rem, 5vw, 4rem);
  line-height: 0.95;
}

h2 {
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.hero-text,
.section-head p,
.simple-content p,
.simple-header p,
.resource-card p,
.site-footer p,
.ad-slot p,
.checklist-panel li {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.button,
.pill-button,
.card-link,
.copy-button,
.favorite-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  border: 1px solid var(--line);
  text-decoration: none;
  cursor: pointer;
}

.button {
  padding: 12px 18px;
  font-weight: 700;
}

.button.primary {
  color: #fff7f1;
  background: linear-gradient(135deg, var(--accent), #da7346);
  border-color: transparent;
}

.button.secondary,
.pill-button,
.card-link,
.copy-button,
.favorite-button {
  color: var(--text);
  background: var(--panel-strong);
}

.button:hover,
.pill-button:hover,
.card-link:hover,
.copy-button:hover,
.favorite-button:hover {
  transform: translateY(-1px);
}

.hero-panel ul,
.checklist-panel ul {
  margin: 0;
  padding-left: 18px;
}

.layout {
  grid-template-columns: 1.6fr 0.9fr;
}

.main-column,
.side-column {
  display: grid;
  gap: 20px;
}

.card-surface {
  padding: 22px;
}

.toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
}

.search-wrap {
  display: grid;
  gap: 8px;
  flex: 1;
  font-weight: 700;
}

.search-wrap input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  outline: none;
  color: var(--text);
  background: var(--panel-strong);
}

.search-wrap input:focus {
  border-color: rgba(181, 80, 45, 0.4);
  box-shadow: 0 0 0 4px rgba(181, 80, 45, 0.12);
}

.toolbar-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.pill-button {
  padding: 12px 14px;
  font-weight: 700;
}

.pill-button.is-active {
  color: #fff7f1;
  background: var(--accent);
  border-color: transparent;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
}

.category-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

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

.resource-card {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: linear-gradient(180deg, var(--panel-strong), var(--panel));
}

.resource-top {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 12px;
}

.tag {
  display: inline-flex;
  width: fit-content;
  padding: 7px 11px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  background: var(--accent-soft);
  color: var(--accent-deep);
}

.resource-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.card-link,
.copy-button,
.favorite-button {
  padding: 10px 13px;
  font-weight: 700;
}

.favorite-button.is-active {
  color: #fff7f1;
  background: var(--accent);
  border-color: transparent;
}

.ad-slot {
  min-height: 180px;
}

.ad-slot.small {
  min-height: 140px;
}

.empty-state {
  padding: 28px;
  border: 1px dashed var(--line);
  border-radius: 18px;
  text-align: center;
  color: var(--muted);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 22px;
  padding: 24px 8px 0;
}

.site-footer nav,
.site-footer {
  flex-wrap: wrap;
}

.site-footer a {
  color: var(--text);
  text-decoration: none;
  margin-right: 16px;
}

.simple-page {
  max-width: 860px;
}

.simple-header,
.simple-content {
  padding: 28px;
}

.simple-content {
  margin-top: 18px;
}

.simple-content h2 {
  margin-top: 18px;
}

@media (max-width: 960px) {
  .hero,
  .layout,
  .resource-grid {
    grid-template-columns: 1fr;
  }

  .toolbar,
  .section-head,
  .site-footer {
    align-items: start;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
    padding-top: 18px;
  }

  .hero-copy,
  .hero-panel,
  .card-surface,
  .simple-header,
  .simple-content {
    border-radius: 20px;
  }

  .hero-copy,
  .hero-panel,
  .card-surface,
  .simple-header,
  .simple-content {
    padding: 18px;
  }

  h1 {
    line-height: 1.02;
  }
}