:root {
  --ink: #17211f;
  --muted: #5f6b68;
  --paper: #f7f8f4;
  --panel: #ffffff;
  --line: #dfe6df;
  --pine: #0f5d57;
  --pine-dark: #093e3a;
  --sky: #d9edf2;
  --rust: #b25f2b;
  --amber: #d8a443;
  --shadow: 0 18px 48px rgba(23, 33, 31, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 5vw, 72px);
  background: rgba(247, 248, 244, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #fff;
  background: var(--pine);
  border-radius: 8px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
}

.site-nav a:hover {
  color: var(--pine-dark);
}

.hero {
  position: relative;
  min-height: min(760px, calc(100vh - 56px));
  display: grid;
  align-items: end;
  overflow: hidden;
  color: #fff;
}

.hero-media {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(9, 32, 31, 0.86), rgba(9, 32, 31, 0.38) 52%, rgba(9, 32, 31, 0.1)),
    url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1800&q=82") center / cover;
}

.hero-content {
  position: relative;
  max-width: 900px;
  padding: 92px clamp(20px, 6vw, 84px) 96px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--amber);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 13px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(38px, 6.8vw, 78px);
  line-height: 1.06;
}

.hero-copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(17px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 800;
}

.button.primary {
  color: #fff;
  background: var(--rust);
}

.button.secondary {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.62);
}

.quick-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border-bottom: 1px solid var(--line);
}

.quick-facts div {
  padding: 22px clamp(18px, 4vw, 38px);
  background: var(--panel);
}

.quick-facts span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.quick-facts strong {
  display: block;
  margin-top: 4px;
  font-size: 18px;
}

.answer-box {
  margin: 34px clamp(20px, 6vw, 84px) 0;
  padding: clamp(24px, 4vw, 38px);
  background: #fff;
  border: 2px solid var(--pine);
  border-radius: 8px;
}

.answer-box h2 {
  max-width: 980px;
  margin: 0;
  font-size: clamp(26px, 3.2vw, 38px);
  line-height: 1.14;
}

.answer-box p:not(.eyebrow) {
  max-width: 980px;
  color: var(--muted);
  font-size: 18px;
}

.section {
  padding: 78px clamp(20px, 6vw, 84px);
}

.section-heading {
  max-width: 820px;
  margin-bottom: 28px;
}

.section-heading p:not(.eyebrow),
.copy-block p:not(.eyebrow),
.route p {
  color: var(--muted);
  font-size: 17px;
}

h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 46px);
  line-height: 1.12;
}

h3 {
  margin: 0;
  font-size: 21px;
}

.booking {
  background: #fff;
}

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

.check-grid article {
  padding: 22px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.check-grid p {
  margin: 10px 0 0;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: center;
  background: var(--sky);
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 24px;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 10px;
  height: 10px;
  background: var(--rust);
  border-radius: 50%;
}

.photo-panel {
  overflow: hidden;
  margin: 0;
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.photo-panel img {
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.photo-panel figcaption {
  padding: 10px 14px;
  color: var(--muted);
  font-size: 13px;
}

.route {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 42px;
  background: var(--pine-dark);
  color: #fff;
}

.route p {
  color: rgba(255, 255, 255, 0.78);
}

.info-list {
  display: grid;
  gap: 1px;
  margin: 0;
  background: rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  overflow: hidden;
}

.info-list div {
  padding: 18px;
  background: rgba(255, 255, 255, 0.06);
}

.info-list dt {
  color: var(--amber);
  font-weight: 800;
}

.info-list dd {
  margin: 4px 0 0;
}

.faq {
  max-width: 980px;
}

details {
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

summary {
  cursor: pointer;
  font-weight: 800;
  font-size: 18px;
}

details p {
  margin: 10px 0 0;
  color: var(--muted);
}

.site-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding: 28px clamp(20px, 6vw, 84px);
  color: #fff;
  background: var(--pine);
}

.site-footer span,
.site-footer a {
  color: rgba(255, 255, 255, 0.82);
}

@media (max-width: 980px) {
  .quick-facts,
  .check-grid,
  .split,
  .route {
    grid-template-columns: 1fr 1fr;
  }

  .split,
  .route {
    gap: 30px;
  }
}

@media (max-width: 680px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero {
    min-height: 720px;
  }

  .hero-media {
    background:
      linear-gradient(180deg, rgba(9, 32, 31, 0.36), rgba(9, 32, 31, 0.9)),
      url("https://images.unsplash.com/photo-1500530855697-b586d89ba3ee?auto=format&fit=crop&w=1200&q=82") center / cover;
  }

  .hero-content {
    padding: 72px 20px 70px;
  }

  .quick-facts,
  .check-grid,
  .split,
  .route {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 20px;
  }

  .answer-box {
    margin: 24px 20px 0;
  }
}