:root {
  --cream: #f6f0e5;
  --paper: #fffdf8;
  --ink: #123040;
  --muted: #6a6b67;
  --line: #d8cebd;
  --coral: #c96f4d;
  --jade: #6e8f82;
  --gold: #e4b253;
  --rose: #d8b0a2;
  --navy: #123b50;
  --moss: #456c62;
  --shadow: 0 18px 44px rgba(18, 48, 64, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  line-height: 1.55;
}
a { color: inherit; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 66px;
  padding: 0 5vw;
  background: rgba(246, 240, 229, .92);
  border-bottom: 1px solid rgba(216, 206, 189, .75);
  backdrop-filter: blur(14px);
}
.brand { text-decoration: none; font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.brand span { color: var(--coral); margin-left: 8px; }
.nav { display: flex; gap: 24px; font-size: 13px; color: var(--muted); }
.nav a { text-decoration: none; }
.nav a:hover { color: var(--coral); }
.print-button, .filter {
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  font: inherit;
  font-size: 12px;
}
.print-button:hover, .filter:hover, .filter.active { background: var(--ink); color: var(--paper); }
.section-shell { width: min(1180px, 90vw); margin: 0 auto; }
.hero { min-height: 700px; display: grid; grid-template-columns: .88fr 1.12fr; gap: 44px; align-items: center; padding: 60px 0 86px; }
.eyebrow { margin: 0 0 16px; color: var(--coral); font-size: 12px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.eyebrow.light { color: var(--gold); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 28px; font-size: clamp(56px, 8vw, 108px); line-height: .98; letter-spacing: -.07em; }
h1 em, .big-quote em { color: var(--coral); font-style: normal; }
.hero-lede { max-width: 450px; margin-bottom: 32px; font-size: 22px; line-height: 1.45; }
.hero-note { display: inline-flex; gap: 10px; flex-wrap: wrap; max-width: 450px; padding-top: 14px; border-top: 1px solid var(--ink); color: var(--muted); font-size: 13px; }
.hero-note span { color: var(--ink); font-weight: 800; }
.hero-visual { position: relative; min-height: 540px; overflow: hidden; border-radius: 30px; box-shadow: var(--shadow); }
.hero-visual img { width: 100%; height: 100%; min-height: 540px; display: block; object-fit: cover; }
.hero-stamp { position: absolute; left: 28px; bottom: 28px; width: 92px; height: 92px; display: grid; place-content: center; text-align: center; border-radius: 50%; background: var(--coral); color: var(--paper); font-size: 30px; font-weight: 800; line-height: .9; transform: rotate(-9deg); }
.hero-stamp small { margin-top: 6px; font-size: 8px; letter-spacing: .1em; }
.intro-grid { display: grid; grid-template-columns: .86fr 1.14fr; gap: 80px; padding: 54px 0 28px; border-top: 1px solid var(--line); }
h2 { margin-bottom: 18px; font-size: clamp(34px, 4vw, 56px); line-height: 1.08; letter-spacing: -.05em; }
.summary-copy { max-width: 620px; font-size: 21px; line-height: 1.6; }
.summary-copy .muted { margin-top: 24px; font-size: 15px; }
.muted { color: var(--muted); }
.stat-row { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-top: 24px; padding: 24px 0 70px; }
.stat { display: flex; flex-direction: column; gap: 6px; padding: 10px 22px; border-left: 1px solid var(--line); }
.stat:first-child { border-left: 0; padding-left: 0; }
.stat strong { font-size: 52px; line-height: 1; color: var(--coral); letter-spacing: -.06em; }
.stat span { max-width: 180px; color: var(--muted); font-size: 13px; }
.timeline-section { padding: 18px 0 90px; }
.section-heading { display: flex; align-items: end; justify-content: space-between; gap: 40px; margin-bottom: 44px; }
.section-heading h2 { margin-bottom: 0; }
.filter-group { display: flex; gap: 8px; }
.timeline { position: relative; display: grid; grid-template-columns: repeat(8, 1fr); gap: 0; padding: 38px 0 18px; }
.timeline::before { content: ""; position: absolute; top: 52px; left: 2%; right: 2%; height: 3px; background: var(--ink); }
.timeline-item { position: relative; min-width: 0; padding: 0 10px; text-align: center; transition: opacity .25s, transform .25s; }
.timeline-item.hidden { opacity: .17; transform: scale(.96); }
.timeline-dot { position: relative; z-index: 2; width: 24px; height: 24px; margin: 0 auto 25px; border: 5px solid var(--cream); border-radius: 50%; box-shadow: 0 0 0 2px currentColor; }
.timeline-dot.coral { background: var(--coral); color: var(--coral); }.timeline-dot.jade { background: var(--jade); color: var(--jade); }.timeline-dot.gold { background: var(--gold); color: var(--gold); }.timeline-dot.rose { background: var(--rose); color: var(--rose); }.timeline-dot.navy { background: var(--navy); color: var(--navy); }.timeline-dot.moss { background: var(--moss); color: var(--moss); }
.timeline-date { margin-bottom: 6px; color: var(--muted); font-size: 12px; }
.timeline-item h3 { margin-bottom: 4px; font-size: 17px; line-height: 1.2; }
.timeline-item span { color: var(--muted); font-size: 12px; }
.route-summary { display: grid; grid-template-columns: 1.15fr .85fr; gap: 20px; padding-bottom: 100px; }
.route-summary-card { min-height: 340px; padding: 42px; border-radius: 26px; }
.route-summary-card.dark { background: var(--navy); color: var(--paper); }
.route-summary-card.cream-card { background: var(--paper); border: 1px solid var(--line); }
.route-summary-card h2 { font-size: 37px; }
.takeaway-list { display: grid; gap: 18px; margin-top: 32px; }
.takeaway-list div { display: grid; grid-template-columns: 36px 1fr; gap: 14px; align-items: start; padding-top: 14px; border-top: 1px solid rgba(255,255,255,.2); font-size: 15px; }
.takeaway-list b { color: var(--gold); }
.big-quote { margin: 50px 0 24px; font-size: 36px; font-weight: 800; line-height: 1.2; letter-spacing: -.04em; }
.stacked-heading { align-items: end; }
.section-intro { max-width: 440px; margin-bottom: 0; color: var(--muted); font-size: 15px; }
.destination-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; padding-bottom: 96px; }
.destination-card { position: relative; padding: 30px 32px 28px; background: var(--paper); border: 1px solid var(--line); border-top: 6px solid var(--jade); border-radius: 22px; box-shadow: 0 8px 22px rgba(18,48,64,.04); }
.destination-card.featured { grid-column: span 2; padding: 36px 40px; }
.destination-card.coral-accent { border-top-color: var(--coral); }.destination-card.jade-accent { border-top-color: var(--jade); }.destination-card.gold-accent { border-top-color: var(--gold); }.destination-card.saffron-accent { border-top-color: var(--gold); }.destination-card.rose-accent { border-top-color: var(--rose); }.destination-card.navy-accent { border-top-color: var(--navy); }.destination-card.moss-accent { border-top-color: var(--moss); }
.card-top { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 20px; color: var(--muted); font-size: 12px; }
.date-tag { font-weight: 800; }.type-tag { padding: 3px 9px; border: 1px solid var(--line); border-radius: 999px; }
.mini-visual { height: 138px; margin: -2px 0 22px; border-radius: 16px; background-image: url('destination-atlas.png'); background-repeat: no-repeat; background-size: 400% 300%; filter: saturate(.93); box-shadow: inset 0 0 0 1px rgba(18,48,64,.08); }
.destination-card.featured .mini-visual { height: 180px; }
.atlas-thailand { background-position: 0% 0%; }.atlas-yangshuo { background-position: 33.333% 0%; }.atlas-xishuangbanna { background-position: 66.667% 0%; }.atlas-sanya { background-position: 100% 0%; }
.atlas-luoyang { background-position: 0% 50%; }.atlas-guizhou { background-position: 33.333% 50%; }.atlas-datong { background-position: 66.667% 50%; }.atlas-jiuzhaigou { background-position: 100% 50%; }
.atlas-northwest { background-position: 0% 100%; }.atlas-xinjiang { background-position: 33.333% 100%; }.atlas-japan { background-position: 66.667% 100%; }.atlas-chongqing { background-position: 100% 100%; }
.destination-card h3 { margin-bottom: 2px; font-size: 31px; letter-spacing: -.04em; }
.route { margin-bottom: 24px; color: var(--coral); font-size: 15px; font-weight: 800; }
.food-line { display: grid; grid-template-columns: 74px 1fr; gap: 14px; padding: 11px 0; border-top: 1px solid var(--line); font-size: 15px; }
.food-line b { color: var(--ink); }.food-line span { color: var(--muted); }
details { margin-top: 18px; padding-top: 14px; border-top: 1px dashed var(--line); }
summary { cursor: pointer; color: var(--coral); font-size: 13px; font-weight: 800; }
details p { margin: 12px 0 0; color: var(--muted); font-size: 13px; }
.decisions { padding: 18px 0 96px; }
.decision-table { overflow: hidden; border: 1px solid var(--line); border-radius: 18px; background: var(--paper); }
.decision-row { display: grid; grid-template-columns: .8fr 1.25fr 2fr; gap: 24px; padding: 18px 22px; border-top: 1px solid var(--line); font-size: 15px; }
.decision-row:first-child { border-top: 0; }.decision-row.header { background: var(--navy); color: var(--paper); font-size: 12px; font-weight: 800; letter-spacing: .08em; }.decision-row strong { color: var(--coral); }
.checklist { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 22px; }
.checklist > div { padding: 22px; background: rgba(255,253,248,.65); border: 1px solid var(--line); border-radius: 16px; }
.checklist span { display: block; margin-bottom: 16px; color: var(--coral); font-size: 22px; font-weight: 800; }.checklist b { font-size: 18px; }.checklist p { margin: 8px 0 0; color: var(--muted); font-size: 14px; }
.sources { padding: 18px 0 36px; border-top: 1px solid var(--line); }
.source-intro { max-width: 760px; font-size: 15px; }
.source-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-top: 34px; }
.source-columns h3 { margin-bottom: 14px; font-size: 16px; }.source-columns ul { margin: 0; padding-left: 18px; }.source-columns li { margin: 8px 0; color: var(--muted); font-size: 13px; }.source-columns a:hover { color: var(--coral); }
.page-footer { display: flex; justify-content: space-between; gap: 20px; margin-top: 56px; padding-top: 16px; border-top: 1px solid var(--line); color: var(--muted); font-size: 12px; }
@media (max-width: 900px) {
  .topbar { padding: 0 5vw; }.nav { display: none; }
  .hero, .intro-grid, .route-summary { grid-template-columns: 1fr; }.hero { min-height: unset; padding-top: 52px; }.hero-visual { min-height: 420px; }.hero-visual img { min-height: 420px; }
  .stat-row { grid-template-columns: repeat(2, 1fr); gap: 18px 0; }.stat:nth-child(3) { border-left: 0; padding-left: 0; }
  .timeline { grid-template-columns: repeat(4, 1fr); row-gap: 36px; }.timeline::before { display: none; }.timeline-item { padding: 0 2px; }.destination-grid { grid-template-columns: 1fr; }.destination-card.featured { grid-column: span 1; }.checklist { grid-template-columns: 1fr; }.source-columns { grid-template-columns: 1fr; gap: 28px; }
}
@media (max-width: 560px) {
  .topbar { height: 58px; }.brand { font-size: 11px; }.print-button { padding: 7px 10px; }.section-shell { width: min(92vw, 1180px); }
  h1 { font-size: 60px; }.hero-lede { font-size: 18px; }.intro-grid { gap: 28px; }.summary-copy { font-size: 18px; }.stat strong { font-size: 42px; }.section-heading { align-items: start; flex-direction: column; gap: 18px; }.timeline { grid-template-columns: repeat(2, 1fr); }.route-summary-card { padding: 28px; }.route-summary-card h2 { font-size: 31px; }.big-quote { margin-top: 20px; font-size: 30px; }.destination-card, .destination-card.featured { padding: 26px 22px; }.destination-card.featured .mini-visual { height: 150px; }.mini-visual { height: 124px; }.decision-row { grid-template-columns: 1fr; gap: 4px; }.decision-row.header { display: none; }.decision-row span:first-child { color: var(--coral); font-weight: 800; }.page-footer { flex-direction: column; }
}
@media print {
  .topbar { position: static; background: transparent; border: 0; }.nav, .print-button, .filter-group { display: none; }.hero { min-height: auto; padding-top: 24px; }.hero-visual { box-shadow: none; }.route-summary, .destination-grid, .decisions { break-inside: avoid; }.destination-card { box-shadow: none; }.sources a { text-decoration: none; }.sources a::after { content: " (" attr(href) ")"; font-size: 10px; }.page-footer { margin-top: 20px; }
}