:root {
  --bg: #f0f9ff;
  --bg-deep: #d7eefc;
  --surface: rgba(255, 255, 255, 0.88);
  --surface-strong: #ffffff;
  --text: #0c4a6e;
  --text-soft: #275b78;
  --line: #b2ddf5;
  --primary: #0ea5e9;
  --secondary: #38bdf8;
  --cta: #f97316;
  --focus: #ea580c;
  --shadow: 0 18px 45px rgba(12, 74, 110, 0.16);
  --radius: 18px;
  --nav-h: 84px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 8% 12%, rgba(14, 165, 233, 0.24), transparent 36%),
    radial-gradient(circle at 92% 20%, rgba(249, 115, 22, 0.2), transparent 34%),
    linear-gradient(180deg, var(--bg), var(--bg-deep));
  line-height: 1.65;
  min-height: 100vh;
  touch-action: manipulation;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  background: var(--surface-strong);
  color: var(--text);
  border: 2px solid var(--focus);
  border-radius: 10px;
  padding: 10px 14px;
  z-index: 90;
}

.skip-link:focus {
  top: 12px;
}

.site-header {
  position: fixed;
  top: 12px;
  left: 12px;
  right: 12px;
  z-index: 50;
}

.header-shell {
  max-width: 1200px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  box-shadow: 0 10px 30px rgba(12, 74, 110, 0.14);
  min-height: var(--nav-h);
  padding: 10px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 44px;
  height: 44px;
  min-width: 44px;
  display: inline-grid;
  place-items: center;
  background: linear-gradient(130deg, var(--primary), var(--secondary));
  color: #fff;
  border-radius: 12px;
}

.brand-mark svg {
  width: 24px;
  height: 24px;
}

.brand-title {
  margin: 0;
  font-weight: 900;
  letter-spacing: 0.02em;
}

.brand-sub {
  margin: 0;
  font-size: 0.84rem;
  color: var(--text-soft);
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 10px 12px;
  border-radius: 10px;
  min-width: 44px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  background: rgba(14, 165, 233, 0.12);
}

.page-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 48px) 18px 48px;
}

.hero {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 24px;
  align-items: stretch;
}

.hero-copy,
.hero-card,
.card,
.tip-banner {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-copy {
  padding: 26px;
}

.eyebrow {
  margin-top: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  font-weight: 700;
  color: #0369a1;
}

h1,
h2,
h3 {
  font-family: "ZCOOL XiaoWei", serif;
  line-height: 1.24;
  margin-top: 0;
}

h1 {
  font-size: clamp(1.8rem, 3.7vw, 3rem);
}

h2 {
  font-size: clamp(1.35rem, 2.4vw, 2.05rem);
  margin-bottom: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 20px 0;
}

.btn {
  border: 0;
  border-radius: 12px;
  min-width: 44px;
  min-height: 44px;
  padding: 11px 16px;
  font-size: 0.95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: transform 220ms ease, box-shadow 220ms ease, background-color 220ms ease;
}

.btn-primary {
  background: var(--cta);
  color: #fff;
}

.btn-secondary {
  background: #dbeafe;
  color: #1e3a8a;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 10px 24px rgba(249, 115, 22, 0.22);
}

.quick-points {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text-soft);
}

.hero-card {
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-card-title {
  font-weight: 800;
  margin-top: 0;
  margin-bottom: 6px;
}

.section {
  margin-top: 30px;
}

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

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

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

.card {
  padding: 18px;
}

.clickable {
  cursor: pointer;
  transition: box-shadow 220ms ease, transform 220ms ease;
}

.clickable:hover,
.clickable:focus-visible {
  box-shadow: 0 16px 30px rgba(14, 165, 233, 0.22);
  transform: translateY(-1px);
}

.list-check {
  margin: 0;
  padding-left: 1.2rem;
}

.tip-banner {
  margin-top: 14px;
  padding: 16px;
  border-left: 6px solid var(--cta);
}

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.utility-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 12px;
}

.utility-title {
  margin: 0;
  font-weight: 800;
}

.utility-desc {
  margin: 4px 0 0;
  color: var(--text-soft);
}

.mode-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  min-height: 44px;
  cursor: pointer;
}

.mode-toggle input {
  width: 22px;
  height: 22px;
}

.mode-hint {
  margin: 0 0 12px;
  color: #0f766e;
  font-weight: 700;
}

.tab {
  border: 1px solid #7dd3fc;
  background: #f0f9ff;
  color: #0c4a6e;
  border-radius: 12px;
  min-height: 44px;
  min-width: 44px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease;
}

.tab.active {
  background: var(--primary);
  color: #fff;
}

.timeline {
  display: grid;
  gap: 10px;
}

.timeline > div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  align-items: start;
  padding: 10px 12px;
  border-radius: 12px;
  background: #ecfeff;
}

.timeline span {
  font-weight: 800;
  color: #155e75;
}

.timeline p {
  margin: 0;
}

.queue-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 12px;
}

.slot-btn {
  border: 1px solid #7dd3fc;
  background: #f0f9ff;
  color: #0c4a6e;
  border-radius: 12px;
  min-height: 44px;
  min-width: 44px;
  padding: 10px 14px;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 200ms ease, color 200ms ease;
}

.slot-btn.active {
  background: #0284c7;
  color: #fff;
}

.strategy-card {
  border-left: 6px solid #0284c7;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-weight: 700;
}

input,
select {
  border: 1px solid #94a3b8;
  border-radius: 10px;
  min-height: 44px;
  padding: 10px 12px;
  font-size: 1rem;
  background: #fff;
  color: #0f172a;
}

.budget-result {
  margin-bottom: 0;
  font-weight: 800;
}

.print-form {
  margin-bottom: 12px;
}

.print-actions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.print-sheet {
  background: #ffffff;
}

.print-sheet h3 {
  margin-bottom: 8px;
}

.print-sheet ol {
  margin: 0;
  padding-left: 1.3rem;
}

.print-footnote {
  margin-bottom: 0;
  color: #475569;
}

body.family-mode .non-family {
  display: none !important;
}

.faq-list {
  display: grid;
  gap: 12px;
}

summary {
  cursor: pointer;
  font-weight: 800;
}

.site-footer {
  max-width: 1200px;
  margin: 24px auto 28px;
  padding: 0 18px;
  color: var(--text-soft);
}

.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 300ms ease, transform 300ms ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

@media (max-width: 1024px) {
  .header-shell {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero {
    grid-template-columns: 1fr;
  }

  .cols-3 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .page-main {
    padding-top: calc(var(--nav-h) + 98px);
  }

  .utility-bar {
    align-items: flex-start;
    flex-direction: column;
  }

  .cols-2,
  .cols-3,
  .form-grid,
  .timeline > div {
    grid-template-columns: 1fr;
  }

  body {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  .reveal,
  .btn,
  .clickable {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transform: none !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  body {
    background: #ffffff;
  }

  .site-header,
  .hero,
  #overview,
  #tickets,
  #itinerary,
  #queue,
  #food,
  #transport,
  #budget,
  #faq,
  .site-footer,
  .print-form,
  .skip-link {
    display: none !important;
  }

  .page-main {
    max-width: 100%;
    padding: 0;
  }

  #print {
    margin-top: 0;
  }

  #print-sheet {
    display: block !important;
    box-shadow: none;
    border: 0;
    padding: 0;
  }
}