/* ============================================================
   青甘大环线 · 青海优选文旅 (qhtour.net)
   Design System — 高原蓝 × 日落橙 · 大气年轻
   ============================================================ */

:root {
  /* 色彩 */
  --lake-900: #073B5E;
  --lake-800: #0A4A75;
  --lake-700: #0D5C92;
  --lake-600: #1273B4;
  --lake-100: #E3F0F9;
  --ink: #0F2437;
  --ink-soft: #476A80;
  --sun: #FF7E2D;
  --sun-deep: #F06115;
  --sun-soft: #FFF1E5;

  /* 品牌橙（取自官方 logo 渐变：左上 #FC8720 → 右下 #E0391B） */
  --brand-orange: #EE5A1C;
  --brand-red: #E0391B;
  --brand-gradient: linear-gradient(135deg, #FC8720 0%, #EE5A1C 52%, #E0391B 100%);
  --brand-glow: 0 8px 24px rgba(224, 57, 27, .32);
  --sand: #FFF8EF;
  --white: #FFFFFF;
  --mist: #F4F8FB;
  --line: #E2EBF2;

  /* 字体 */
  --font: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;

  /* 间距与圆角 */
  --s1: 8px; --s2: 16px; --s3: 24px; --s4: 40px; --s5: 64px; --s6: 96px;
  --r-s: 10px; --r-m: 16px; --r-l: 24px; --r-pill: 999px;
  --wrap: 1200px;

  /* 阴影 */
  --sh-1: 0 2px 8px rgba(15, 36, 55, .06);
  --sh-2: 0 10px 30px rgba(15, 36, 55, .10);
  --sh-3: 0 20px 50px rgba(15, 36, 55, .16);

  --ease: cubic-bezier(.22, .8, .28, 1);
}

/* ---------- Reset ---------- */
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.75;
  color: var(--ink);
  background: var(--white);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; border: 0; background: none; cursor: pointer; }
h1, h2, h3, h4 { line-height: 1.28; color: var(--ink); text-wrap: balance; }
p { text-wrap: pretty; }

.container { width: min(var(--wrap), 92%); margin-inline: auto; }
main { display: block; }

/* ---------- 排版 ---------- */
.display-1 {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 900;
  letter-spacing: .02em;
}
.display-2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: .02em;
}
.lead { font-size: clamp(1.02rem, 1.6vw, 1.2rem); color: var(--ink-soft); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .24em;
  color: var(--lake-700);
  text-transform: uppercase;
}
.eyebrow::before {
  content: "";
  width: 28px; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--sun), var(--sun-deep));
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--r-pill);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: .04em;
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), background .35s var(--ease), color .35s var(--ease);
  will-change: transform;
}
.btn-sun {
  background: linear-gradient(135deg, var(--sun), var(--sun-deep));
  color: var(--white);
  box-shadow: 0 8px 24px rgba(255, 126, 45, .38);
}
.btn-sun:hover { transform: translateY(-3px); box-shadow: 0 14px 32px rgba(255, 126, 45, .5); }
.btn-lake {
  background: var(--lake-700);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(13, 92, 146, .32);
}
.btn-lake:hover { transform: translateY(-3px); background: var(--lake-800); }
.btn-ghost {
  border: 1.5px solid rgba(255,255,255,.7);
  color: var(--white);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover { background: rgba(255,255,255,.14); transform: translateY(-3px); }
.btn-outline {
  border: 1.5px solid var(--lake-700);
  color: var(--lake-700);
}
.btn-outline:hover { background: var(--lake-700); color: var(--white); transform: translateY(-3px); }
.btn .arr { transition: transform .35s var(--ease); }
.btn:hover .arr { transform: translateX(4px); }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background .4s var(--ease), box-shadow .4s var(--ease), padding .4s var(--ease);
  padding: 18px 0;
}
.site-header.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(14px);
  box-shadow: var(--sh-1);
  padding: 10px 0;
}
.header-inner {
  width: min(var(--wrap), 92%);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 10px; flex: none; }
.brand-mark {
  width: 42px; height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--lake-700), var(--lake-900));
  display: grid; place-items: center;
  box-shadow: 0 6px 16px rgba(10, 74, 117, .35);
  flex: none;
}
.brand-mark svg { width: 26px; height: 26px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
/* 品牌名使用法定全称，字号与字距收紧以给 8 项导航留出空间 */
.brand-cn { font-weight: 900; font-size: 1rem; letter-spacing: .01em; white-space: nowrap; color: var(--white); }
.brand-en { font-size: .58rem; letter-spacing: .2em; color: rgba(255,255,255,.72); font-weight: 600; white-space: nowrap; }
.site-header.scrolled .brand-cn { color: var(--ink); }
.site-header.scrolled .brand-en { color: var(--lake-700); }

/* ---------- 官方 logo 徽章 ----------
   方形橙红渐变 logo 直接塞进横条导航会显得笨重、白块在白底上丢边界，
   因此统一做成 44px 圆角徽章 + 细白描边 + 柔光阴影，深浅底都清晰。 */
.brand-logo {
  width: 44px; height: 44px;
  border-radius: 12px;
  object-fit: cover;
  flex: none;
  display: block;
  border: 2px solid rgba(255,255,255,.85);
  box-shadow: 0 4px 14px rgba(7, 32, 54, .28);
  background: var(--white);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.brand:hover .brand-logo { transform: rotate(-4deg) scale(1.05); box-shadow: var(--brand-glow); }
.site-header.scrolled .brand-logo,
.site-header.on-light .brand-logo {
  border-color: rgba(255,255,255,.95);
  box-shadow: 0 3px 12px rgba(15, 36, 55, .16);
}
/* 页脚：白底容器托住 logo，避免橙块被深蓝吞掉 */
.footer-brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: #fff;
  padding: 7px 16px 7px 7px;
  border-radius: 16px;
  box-shadow: 0 10px 28px rgba(0,0,0,.22);
  margin-bottom: 18px;
}
.footer-brand-logo img {
  width: 46px; height: 46px;
  border-radius: 11px;
  object-fit: cover;
  display: block;
}
.footer-brand-logo .fb-txt { display: flex; flex-direction: column; line-height: 1.2; }
.footer-brand-logo .fb-cn { font-size: 1.02rem; font-weight: 900; color: var(--ink); letter-spacing: .04em; }
.footer-brand-logo a.fb-cn { text-decoration: none; transition: color .25s; }
.footer-brand-logo a.fb-cn:hover { color: var(--brand-orange); }
.footer-brand-logo .fb-en { font-size: .6rem; font-weight: 700; color: var(--brand-orange); letter-spacing: .18em; margin-top: 3px; }
.footer-legal { font-size: .78rem !important; color: rgba(255,255,255,.72) !important; margin-top: 4px !important; letter-spacing: .02em; }

.main-nav ul { display: flex; gap: 20px; }
.main-nav a {
  font-size: .9rem;
  font-weight: 600;
  white-space: nowrap;
  color: rgba(255,255,255,.88);
  position: relative;
  padding: 6px 0;
  transition: color .3s var(--ease);
}
.main-nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 3px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--sun), var(--sun-deep));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }
.site-header.scrolled .main-nav a { color: var(--ink-soft); }
.site-header.scrolled .main-nav a.active, .site-header.scrolled .main-nav a:hover { color: var(--lake-700); }

.header-cta { white-space: nowrap; }
.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 12px;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  align-items: center;
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(8px);
}
.nav-toggle span {
  width: 22px; height: 2.5px;
  border-radius: 2px;
  background: var(--white);
  transition: transform .35s var(--ease), opacity .3s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(8.5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-8.5px) rotate(-45deg); }

/* 移动端菜单构件：桌面端不出现；展开时锁定页面滚动 */
.nav-head, .nav-foot, .nav-mask { display: none; }
body.nav-open { overflow: hidden; }

/* 深色导航（内页浅色背景用） */
.site-header.on-light .brand-cn { color: var(--ink); }
.site-header.on-light .brand-en { color: var(--lake-700); }
.site-header.on-light .main-nav a { color: var(--ink-soft); }
.site-header.on-light .main-nav a.active, .site-header.on-light .main-nav a:hover { color: var(--lake-700); }
.site-header.on-light .nav-toggle { background: var(--lake-100); }
.site-header.on-light .nav-toggle span { background: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  background: var(--lake-900);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url(../images/hero.jpg);
  background-size: cover;
  background-position: center 62%;
  animation: heroZoom 18s var(--ease) both;
}
@keyframes heroZoom { from { transform: scale(1.12); } to { transform: scale(1); } }
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(7,32,54,.55) 0%, rgba(7,32,54,.12) 40%, rgba(7,32,54,.72) 100%),
    linear-gradient(100deg, rgba(7,32,54,.55) 0%, transparent 55%);
}
/* 底部留足空间：统计卡上浮时不会盖住信任条第二行文字 */
.hero .container { position: relative; z-index: 2; padding: 140px 0 168px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  border-radius: var(--r-pill);
  border: 1px solid rgba(255,255,255,.4);
  background: rgba(255,255,255,.12);
  backdrop-filter: blur(10px);
  color: #fff;
  font-size: .88rem;
  font-weight: 600;
  letter-spacing: .1em;
  margin-bottom: var(--s3);
}
.hero-badge .dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--sun);
  box-shadow: 0 0 0 4px rgba(255,126,45,.25);
}
.hero h1 { color: var(--white); max-width: 15em; }
.hero h1 .hl {
  /* 原为收尾 #FF5E9E 的粉紫渐变，与官方 logo 的橙红冲突；
     改为同色系的「金 → 日落橙」，深蓝底上对比度也更好 */
  background: linear-gradient(100deg, #FFD79A 0%, #FFA84D 42%, var(--sun) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hero-sub {
  color: rgba(255,255,255,.85);
  font-size: clamp(1.05rem, 1.8vw, 1.3rem);
  max-width: 34em;
  margin: var(--s3) 0 var(--s4);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 16px; }
.hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: var(--s5);
}
.hero-tag {
  padding: 8px 18px;
  border-radius: var(--r-pill);
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.26);
  color: rgba(255,255,255,.92);
  font-size: .88rem;
  backdrop-filter: blur(6px);
  transition: background .3s, transform .3s var(--ease);
}
.hero-tag:hover { background: rgba(255,255,255,.24); transform: translateY(-2px); }

/* ---------- 数据条 ---------- */
.stats-band {
  position: relative;
  z-index: 3;
  margin-top: -52px;
}
.stats-card {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: var(--white);
  border-radius: var(--r-l);
  box-shadow: var(--sh-3), inset 0 4px 0 var(--brand-orange);
  overflow: hidden;
}
.stats-item {
  padding: 30px 24px;
  text-align: center;
  position: relative;
}
.stats-item + .stats-item::before {
  content: "";
  position: absolute;
  left: 0; top: 24%;
  height: 52%;
  width: 1px;
  background: var(--line);
}
.stats-num {
  font-size: clamp(1.7rem, 3vw, 2.3rem);
  font-weight: 900;
  color: var(--lake-700);
  letter-spacing: .02em;
}
.stats-num small { font-size: .5em; font-weight: 800; color: var(--sun); margin-left: 2px; }
.stats-label { font-size: .88rem; color: var(--ink-soft); margin-top: 4px; }

/* ---------- 通用区块 ---------- */
.section { padding: var(--s6) 0; }
.section.sand { background: var(--sand); }
.section.mist { background: var(--mist); }
.section-head { max-width: 720px; margin-bottom: var(--s5); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head.center .eyebrow { justify-content: center; }
.section-head .lead { margin-top: var(--s2); }

/* ---------- 线路卡片 ---------- */
.route-grid {
  display: grid;
  /* 6 条线路 → 3 列 × 2 行，任何断点都成整行，不留孤卡 */
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s3);
}
.route-card {
  background: var(--white);
  border-radius: var(--r-l);
  overflow: hidden;
  box-shadow: var(--sh-1);
  display: flex;
  flex-direction: column;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.route-card:hover { transform: translateY(-8px); box-shadow: var(--sh-3); }
.route-thumb { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.route-thumb img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease);
}
.route-card:hover .route-thumb img { transform: scale(1.08); }
.route-days {
  position: absolute;
  top: 16px; left: 16px;
  padding: 7px 16px;
  border-radius: var(--r-pill);
  background: rgba(7, 59, 94, .78);
  color: #fff;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .1em;
  backdrop-filter: blur(6px);
}
.route-hot {
  position: absolute;
  top: 16px; right: 16px;
  padding: 7px 16px;
  border-radius: var(--r-pill);
  background: linear-gradient(135deg, var(--sun), var(--sun-deep));
  color: #fff;
  font-size: .82rem;
  font-weight: 800;
  box-shadow: 0 6px 16px rgba(240, 97, 21, .4);
}
.route-body { padding: var(--s3); display: flex; flex-direction: column; gap: 12px; flex: 1; }
.route-title { font-size: 1.22rem; font-weight: 800; }
.route-desc { font-size: .93rem; color: var(--ink-soft); flex: 1; }
.route-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  padding: 5px 13px;
  border-radius: var(--r-pill);
  background: var(--lake-100);
  color: var(--lake-700);
  font-size: .78rem;
  font-weight: 600;
}
.route-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--s2);
  border-top: 1px dashed var(--line);
}
.route-price { color: var(--sun-deep); font-weight: 900; font-size: 1.35rem; }
.route-price small { font-size: .72em; color: var(--ink-soft); font-weight: 600; }
.route-more { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--lake-700); font-size: .92rem; }
.route-more .arr { transition: transform .35s var(--ease); }
.route-card:hover .route-more .arr { transform: translateX(5px); }

/* ---------- 目的地 ---------- */
.dest-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px;
  gap: var(--s2);
}
.dest-item {
  position: relative;
  border-radius: var(--r-m);
  overflow: hidden;
  grid-column: span 2;
  cursor: pointer;
}
.dest-item.tall { grid-column: span 2; grid-row: span 2; }
.dest-item.sm { grid-column: span 1; }
.dest-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .9s var(--ease);
}
.dest-item:hover img { transform: scale(1.09); }
.dest-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 42%, rgba(7,32,54,.82));
  transition: opacity .5s;
}
.dest-meta {
  position: absolute;
  inset: auto 20px 18px 20px;
  z-index: 2;
  color: #fff;
}
.dest-name { font-size: 1.25rem; font-weight: 800; letter-spacing: .04em; }
.dest-sub { font-size: .82rem; color: rgba(255,255,255,.78); margin-top: 2px; }
.dest-play {
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  font-weight: 700;
  color: var(--sun);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.dest-item:hover .dest-play { opacity: 1; transform: translateY(0); }

/* ---------- 为什么选我们 ---------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s3); }
.why-card {
  background: var(--white);
  border-radius: var(--r-l);
  padding: var(--s4) var(--s3);
  box-shadow: var(--sh-1);
  position: relative;
  overflow: hidden;
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.why-card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); }
.why-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--lake-600), var(--sun));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease);
}
.why-card:hover::before { transform: scaleX(1); }
.why-num {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--lake-100);
  -webkit-text-stroke: 1.5px var(--lake-700);
  letter-spacing: .02em;
}
.why-card h3 { font-size: 1.15rem; font-weight: 800; margin: 10px 0 8px; }
.why-card p { font-size: .92rem; color: var(--ink-soft); }

/* ---------- 行程横条（路线图） ---------- */
.loop-band {
  background: linear-gradient(160deg, var(--lake-900), var(--lake-700));
  color: #fff;
  padding: var(--s6) 0;
  overflow: hidden;
  position: relative;
}
/* 光晕层：让深蓝横条不再是一块死板的纯色 */
.loop-band::before {
  content: "";
  position: absolute; inset: 0;
  background:
    radial-gradient(700px 380px at 10% 6%, rgba(255,126,45,.18), transparent 72%),
    radial-gradient(640px 420px at 90% 94%, rgba(18,115,180,.36), transparent 72%);
  pointer-events: none;
}
.loop-band > .container { position: relative; z-index: 1; }
.loop-band .eyebrow { color: rgba(255,255,255,.8); }
.loop-band .display-2 { color: #fff; }
.loop-band .section-head .lead { color: rgba(255,255,255,.75); }
/* 路线图：网格排布，不再横向滚动/拖动 */
.loop-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 32px 12px;
  padding: var(--s4) 0 var(--s3);
}
.loop-stop {
  display: block;
  width: auto;
  text-align: center;
  position: relative;
  padding: 8px 6px 10px;
  border-radius: 16px;
  color: #fff;
  transition: background .3s, transform .35s var(--ease);
}
.loop-stop:hover { background: rgba(255,255,255,.09); transform: translateY(-4px); }
.loop-stop:focus-visible { outline: 2px solid var(--sun); outline-offset: 3px; }
.loop-stop::before {
  content: "";
  position: absolute;
  top: 34px; left: 50%;
  width: calc(100% + 12px); height: 2px;
  background: repeating-linear-gradient(90deg, rgba(255,255,255,.5) 0 8px, transparent 8px 14px);
}
/* 每行末尾不画连接线，避免虚线跨行穿到下一行开头 */
.loop-stop:nth-child(5n)::before,
.loop-stop:last-child::before { display: none; }
.loop-dot {
  width: 54px; height: 54px;
  margin-inline: auto;
  border-radius: 50%;
  background: rgba(255,255,255,.12);
  border: 1.5px solid rgba(255,255,255,.45);
  display: grid; place-items: center;
  font-size: 1.05rem;
  backdrop-filter: blur(4px);
  position: relative;
  z-index: 2;
  transition: background .3s, transform .35s var(--ease);
}
.loop-stop:hover .loop-dot { background: var(--sun); border-color: var(--sun); transform: scale(1.1); }
.loop-name { display: block; margin-top: 12px; font-weight: 800; font-size: .98rem; }
.loop-day { display: block; font-size: .78rem; color: rgba(255,255,255,.62); margin-top: 2px; letter-spacing: .1em; }
.loop-go {
  display: block; margin-top: 6px;
  font-size: .72rem; font-weight: 800; color: #FFC48A;
  /* 常驻低透明度提示「这一站可点」，不要只靠 hover 才能发现链接 */
  opacity: .62; transform: none;
  transition: opacity .3s, transform .3s var(--ease);
}
.loop-stop:hover .loop-go, .loop-stop:focus-visible .loop-go { opacity: 1; transform: none; }
/* 文字链走廊：10 站 + 关联景区，全部可点，不依赖悬停 */
.loop-links {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: 9px 10px;
  margin-top: 26px; padding-top: 22px;
  border-top: 1px solid rgba(255,255,255,.16);
  font-size: .84rem;
}
.loop-links-label { color: rgba(255,255,255,.62); font-weight: 700; letter-spacing: .06em; }
.loop-links a {
  padding: 5px 13px; border-radius: var(--r-pill);
  border: 1px solid rgba(255,255,255,.24);
  color: rgba(255,255,255,.9);
  transition: background .3s, border-color .3s, color .3s, transform .3s var(--ease);
}
.loop-links a:hover {
  background: var(--brand-gradient); border-color: transparent; color: #fff;
  transform: translateY(-2px);
}

/* ---------- 攻略卡片 ---------- */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--s3); }
.guide-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--r-l);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--sh-1);
  transition: transform .45s var(--ease), box-shadow .45s var(--ease);
}
.guide-card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); }
.guide-thumb { aspect-ratio: 16/9; overflow: hidden; position: relative; }
.guide-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.guide-card:hover .guide-thumb img { transform: scale(1.07); }
.guide-cat {
  position: absolute;
  top: 14px; left: 14px;
  padding: 5px 14px;
  border-radius: var(--r-pill);
  background: rgba(7,59,94,.8);
  color: #fff;
  font-size: .76rem;
  font-weight: 700;
  backdrop-filter: blur(4px);
}
.guide-body { padding: var(--s3); display: flex; flex-direction: column; gap: 10px; flex: 1; }
.guide-title { font-size: 1.08rem; font-weight: 800; }
.guide-excerpt { font-size: .9rem; color: var(--ink-soft); flex: 1; }
.guide-meta { display: flex; justify-content: space-between; font-size: .8rem; color: var(--ink-soft); border-top: 1px dashed var(--line); padding-top: 12px; }

/* ---------- FAQ ---------- */
.faq-list { max-width: 800px; margin-inline: auto; }
.faq-item {
  background: var(--white);
  border-radius: var(--r-m);
  box-shadow: var(--sh-1);
  margin-bottom: var(--s2);
  overflow: hidden;
  transition: box-shadow .4s;
}
.faq-item[open] { box-shadow: var(--sh-2); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s2);
  padding: 22px 26px;
  font-weight: 800;
  font-size: 1.05rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary .faq-ico {
  flex: none;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: grid; place-items: center;
  background: var(--lake-100);
  color: var(--lake-700);
  font-weight: 900;
  transition: transform .4s var(--ease), background .3s, color .3s;
}
.faq-item[open] .faq-ico { transform: rotate(45deg); background: var(--sun); color: #fff; }
.faq-ans { padding: 0 26px 24px; color: var(--ink-soft); font-size: .95rem; }

/* ---------- CTA Band ---------- */
.cta-band {
  position: relative;
  border-radius: var(--r-l);
  overflow: hidden;
  /* 图片作为唯一背景层，遮罩交给伪元素，避免 background 多图层的合成色块 */
  background: var(--lake-900) url(../images/xingkong.jpg) center / cover no-repeat;
  padding: clamp(48px, 8vw, 88px) clamp(24px, 6vw, 80px);
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  align-items: center;
  gap: var(--s4);
  isolation: isolate;
}
.cta-band::after {
  content: "";
  position: absolute; inset: 0; z-index: -1;
  background: linear-gradient(90deg, rgba(7,45,76,.94) 0%, rgba(7,45,76,.80) 52%, rgba(7,45,76,.58) 100%);
}
.cta-band::before {
  content: "";
  position: absolute;
  right: -80px; top: -80px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,126,45,.35), transparent 70%);
  z-index: 0;
  pointer-events: none;
}
.cta-band h2 { color: #fff; font-size: clamp(1.6rem, 3.4vw, 2.4rem); font-weight: 900; }
.cta-band p { color: rgba(255,255,255,.75); margin-top: 12px; }
.cta-actions { display: flex; flex-direction: column; gap: 14px; align-items: stretch; justify-content: center; }
.cta-phone {
  display: flex;
  align-items: center;
  gap: 14px;
  color: #fff;
  font-weight: 800;
  font-size: 1.2rem;
}
.cta-phone .ico {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--sun);
  display: grid; place-items: center;
  flex: none;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: #082238;
  color: rgba(255,255,255,.66);
  padding: var(--s5) 0 var(--s3);
  margin-top: var(--s6);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  gap: var(--s4);
  padding-bottom: var(--s4);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-brand .brand-cn { color: #fff; font-size: 1.3rem; }
.footer-brand p { font-size: .9rem; margin-top: 14px; color: rgba(255,255,255,.55); }
.footer-col h4 { color: #fff; font-size: 1rem; font-weight: 800; margin-bottom: 16px; }
.footer-col li { margin-bottom: 10px; font-size: .9rem; }
.footer-col a { transition: color .3s; }
.footer-col a:hover { color: var(--sun); }
.footer-contact li { display: flex; gap: 10px; align-items: flex-start; font-size: .9rem; }
.footer-contact .fi { color: var(--sun); flex: none; margin-top: 3px; }
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding-top: var(--s3);
  font-size: .8rem;
  color: rgba(255,255,255,.4);
}
.footer-bottom a { color: rgba(255,255,255,.55); }
.footer-bottom a:hover { color: var(--sun); }
.footer-honor { font-size: .78rem !important; color: rgba(255,255,255,.42) !important; margin-top: 8px !important; }
.footer-contact a { color: rgba(255,255,255,.8); }
.footer-contact a:hover { color: var(--sun); }

/* 页脚图片走廊 */
.footer-gallery {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 10px;
  margin-bottom: var(--s5);
  padding-bottom: var(--s4);
  border-bottom: 1px solid rgba(255,255,255,.1);
}
.footer-gal-item {
  position: relative;
  display: block;
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 6px 18px rgba(0,0,0,.35);
}
.footer-gal-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.footer-gal-item:hover img { transform: scale(1.08); }
.footer-gal-item span {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: 20px 8px 6px;
  font-size: .72rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(transparent, rgba(4,20,36,.85));
}
@media (max-width: 720px) {
  .footer-gallery { grid-template-columns: repeat(3, 1fr); }
}

/* 内页顶部大图：用真实 img 元素铺底。
   CSS 变量里的相对 url() 会按样式表(css/)为基准解析，导致根目录层页面取不到图；
   改用 img 由 HTML 解析路径，各层级页面都能稳定显示，且可带 alt。 */
.page-hero-img {
  padding: 190px 0 96px;
  background: var(--lake-900);
  isolation: isolate;
}
.hero-bg-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
  opacity: .82;
}
.page-hero-img::after {
  content: "";
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(7,45,76,.86) 0%, rgba(7,45,76,.66) 58%, rgba(7,45,76,.34) 100%);
}

/* 带缩略图的栏目卡片 */
.hub-card-img { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
.hub-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin-bottom: 0;
  transition: transform .5s ease;
}
.hub-card-img:hover .hub-thumb { transform: scale(1.06); }
.hub-card-img .hub-name, .hub-card-img .hub-desc { padding: 0 14px; }
.hub-card-img .hub-name { margin-top: 12px; }
.hub-card-img .hub-desc { margin-bottom: 14px; }
.hub-grid-img { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* ---------- 内页 Hero ---------- */
.page-hero {
  background: linear-gradient(140deg, var(--lake-900) 0%, var(--lake-700) 100%);
  padding: 150px 0 80px;
  position: relative;
  overflow: hidden;
}
.page-hero:not(.page-hero-img)::before {
  content: "";
  position: absolute;
  left: -120px; bottom: -180px;
  width: 420px; height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,126,45,.22), transparent 70%);
}
.page-hero .container { position: relative; z-index: 2; }
.breadcrumb { font-size: .85rem; color: rgba(255,255,255,.6); margin-bottom: var(--s2); }
.breadcrumb a { color: rgba(255,255,255,.75); }
.breadcrumb a:hover { color: var(--sun); }
.page-hero h1 { color: #fff; font-size: clamp(1.9rem, 4.4vw, 3rem); font-weight: 900; }
.page-hero .lead { color: rgba(255,255,255,.75); margin-top: 12px; max-width: 40em; }

/* ---------- 文章排版 ---------- */
.article {
  max-width: 820px;
  margin-inline: auto;
  background: var(--white);
  border-radius: var(--r-l);
  box-shadow: var(--sh-2);
  padding: clamp(28px, 5vw, 56px);
}
.article + .article { margin-top: var(--s4); }
.article h2 {
  font-size: 1.5rem;
  font-weight: 900;
  margin: 40px 0 16px;
  padding-left: 14px;
  border-left: 4px solid var(--sun);
}
.article h2:first-of-type { margin-top: 0; }
.article p { color: #3B5568; margin-bottom: 14px; }
.article strong { color: var(--lake-700); }
.article ul { margin: 0 0 16px 4px; }
.article ul li { position: relative; padding-left: 22px; color: #3B5568; margin-bottom: 8px; }
.article ul li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--sun);
}
.article table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 20px;
  font-size: .92rem;
}
.article th, .article td {
  border: 1px solid var(--line);
  padding: 12px 14px;
  text-align: left;
}
.article th { background: var(--lake-100); color: var(--lake-800); font-weight: 800; }

/* ---------- 联系区块 ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--s4); }
.contact-card {
  background: var(--white);
  border-radius: var(--r-l);
  box-shadow: var(--sh-2);
  padding: var(--s4);
}
.contact-card h3 { font-size: 1.2rem; font-weight: 800; margin-bottom: var(--s3); }
.contact-row { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px dashed var(--line); align-items: flex-start; }
.contact-row:last-child { border-bottom: 0; }
.contact-row .ico {
  width: 44px; height: 44px;
  border-radius: 14px;
  background: var(--lake-100);
  color: var(--lake-700);
  display: grid; place-items: center;
  flex: none;
}
.contact-row b { display: block; font-size: .82rem; color: var(--ink-soft); font-weight: 600; }
.contact-row span { font-weight: 800; font-size: 1.05rem; color: var(--ink); }

/* ---------- 滚动渐显 ---------- */
.reveal { opacity: 0; transform: translateY(34px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .1s; }
.reveal[data-d="2"] { transition-delay: .2s; }
.reveal[data-d="3"] { transition-delay: .3s; }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ---------- 返回顶部 ---------- */
.to-top {
  position: fixed;
  right: 22px; bottom: 26px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--lake-700);
  color: #fff;
  display: grid; place-items: center;
  box-shadow: var(--sh-2);
  opacity: 0;
  pointer-events: none;
  transition: opacity .4s, transform .4s var(--ease), background .3s;
  z-index: 90;
}
.to-top.show { opacity: 1; pointer-events: auto; }
.to-top:hover { background: var(--sun); transform: translateY(-4px); }

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .dest-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid, .guide-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-card { grid-template-columns: repeat(2, 1fr); }
  .stats-item:nth-child(3)::before { display: none; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-band { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  /* H5 菜单：改为「头部下方抽屉 + 独立关闭按钮 + 遮罩」，随时可收起 */
  .main-nav {
    position: absolute;
    top: calc(100% + 10px); left: 3%; right: 3%;
    display: block;
    max-height: calc(100svh - 92px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: #fff;
    border-radius: 20px;
    border: 1px solid var(--line);
    box-shadow: var(--sh-3);
    padding: 8px;
    opacity: 0; visibility: hidden;
    transform: translateY(-14px) scale(.98);
    transform-origin: top center;
    transition: opacity .32s var(--ease), transform .32s var(--ease), visibility .32s;
    z-index: 130;
  }
  .main-nav.open { opacity: 1; visibility: visible; transform: none; pointer-events: auto; }
  .nav-mask {
    display: block;
    position: fixed; inset: 0;
    background: rgba(7,32,54,.52);
    backdrop-filter: blur(2px);
    opacity: 0; visibility: hidden;
    transition: opacity .3s, visibility .3s;
    z-index: 95;
  }
  .nav-mask.open { opacity: 1; visibility: visible; }
  .nav-head {
    display: flex; align-items: center; justify-content: space-between;
    padding: 10px 12px 12px;
    border-bottom: 1px solid var(--line);
    margin-bottom: 6px;
  }
  .nav-head-title { font-weight: 900; font-size: .95rem; color: var(--ink); display: flex; flex-direction: column; }
  .nav-head-title em { font-style: normal; font-size: .7rem; font-weight: 600; color: var(--brand-orange); letter-spacing: .04em; margin-top: 2px; }
  .nav-close {
    width: 36px; height: 36px; flex: none;
    border-radius: 50%;
    background: var(--lake-100); color: var(--lake-800);
    font-size: 1rem; font-weight: 800; line-height: 1;
  }
  .nav-close:active { background: var(--sun-soft); color: var(--brand-red); }
  .nav-toggle { display: flex; }
  .nav-toggle.open { background: var(--lake-100); }
  .nav-toggle.open span { background: var(--lake-800); }
  .main-nav ul { flex-direction: column; gap: 0; padding: 2px 0 8px; }
  .main-nav li a { display: block; padding: 13px 18px; color: var(--ink) !important; border-radius: 10px; }
  .main-nav li a:hover, .main-nav li a.active { background: var(--lake-100); }
  .nav-foot {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px;
    padding: 12px 6px 4px;
    border-top: 1px solid var(--line);
  }
  /* 选择器需压过 .main-nav a / .site-header.scrolled .main-nav a，
     否则深蓝底用的白字会继承到浅色按钮上，导致电话号码看不见 */
  .site-header .main-nav .nav-foot-tel {
    display: flex; flex-direction: column; justify-content: center;
    padding: 9px 12px; border-radius: 12px;
    background: var(--mist); color: var(--lake-800);
    font-size: .9rem; font-weight: 800; line-height: 1.35;
  }
  .site-header .main-nav .nav-foot-tel small { font-size: .68rem; font-weight: 600; color: var(--ink-soft); }
  .site-header .main-nav .nav-foot-cta {
    display: flex; align-items: center; justify-content: center; gap: 6px;
    padding: 9px 10px; border-radius: 12px;
    background: var(--brand-gradient); color: #fff;
    font-size: .88rem; font-weight: 800;
    box-shadow: var(--brand-glow);
  }
  .header-cta { display: none; }
  .dest-grid { grid-template-columns: 1fr 1fr; grid-auto-rows: 160px; }
  .dest-item.tall { grid-row: span 2; }
  .hero .container { padding: 120px 0 104px; }
  .stats-band { margin-top: -36px; }
  .contact-grid { grid-template-columns: 1fr; }
}
/* ---------- 生成内容页组件 ---------- */
.page-body { max-width: 900px; margin-inline: auto; }
.dest-hero-img {
  width: 100%;
  aspect-ratio: 16/8;
  object-fit: cover;
  border-radius: var(--r-l);
  box-shadow: var(--sh-2);
  margin-bottom: var(--s3);
}
.facts-table { width: 100%; border-collapse: collapse; margin: 8px 0 24px; font-size: .92rem; }
.facts-table th, .facts-table td { border: 1px solid var(--line); padding: 11px 14px; text-align: left; }
.facts-table th { background: var(--lake-100); color: var(--lake-800); font-weight: 800; width: 130px; white-space: nowrap; }
.facts-table td { color: #3B5568; }
.note {
  background: var(--sun-soft);
  border-left: 4px solid var(--sun);
  border-radius: 10px;
  padding: 14px 18px;
  font-size: .9rem;
  color: #8A4A1E;
  margin: 18px 0;
}
.note b { color: var(--sun-deep); }
.related { margin-top: 34px; background: var(--mist); border-radius: var(--r-m); padding: 22px 26px; }
.related h3 { font-size: 1.05rem; font-weight: 800; margin-bottom: 14px; }
.related ul { display: flex; flex-wrap: wrap; gap: 10px; }
.related a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--r-pill);
  background: var(--white);
  color: var(--lake-700);
  font-size: .86rem;
  font-weight: 600;
  box-shadow: var(--sh-1);
  transition: transform .3s var(--ease), background .3s, color .3s;
}
.related a:hover { transform: translateY(-2px); background: var(--lake-700); color: #fff; }
.hub-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: var(--s2); }
.hub-card {
  background: var(--white);
  border-radius: var(--r-m);
  box-shadow: var(--sh-1);
  padding: 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease);
}
.hub-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); }
.hub-card .hub-name { font-weight: 800; color: var(--lake-800); font-size: 1.02rem; }
.hub-card .hub-desc { font-size: .84rem; color: var(--ink-soft); }
.day-list li strong { color: var(--lake-700); margin-right: 4px; }
.mini-faq summary { font-size: .98rem; }
@media (max-width: 520px) {
  .why-grid, .guide-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .route-grid { grid-template-columns: 1fr; }
  .facts-table th { width: 96px; }
}

/* ============================================================
   内页新版式 v2 — 杂志式三栏攻略页
   ============================================================ */
.hero-kicker {
  display: flex; align-items: center; flex-wrap: wrap; gap: 14px;
  margin-bottom: 18px; font-size: .8rem; letter-spacing: .04em;
  color: rgba(255,255,255,.72);
}
.kicker-tag {
  background: var(--sun); color: #fff; font-weight: 800;
  padding: 5px 14px; border-radius: var(--r-pill); font-size: .76rem;
}
.hero-kicker > span + span::before { content: "·"; margin-right: 14px; color: rgba(255,255,255,.45); }
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px;
}
.hero-meta span {
  font-size: .78rem; color: rgba(255,255,255,.85);
  border: 1px solid rgba(255,255,255,.28); border-radius: var(--r-pill);
  padding: 5px 13px; background: rgba(255,255,255,.08);
}
.page-hero-img h1 { max-width: 18em; text-wrap: pretty; }
.page-hero-img .container { z-index: 2; }

.article-shell { background: var(--mist); padding: 56px 0 72px; }
.article-layout {
  display: grid;
  grid-template-columns: 196px minmax(0, 1fr) 272px;
  gap: 28px;
  align-items: start;
}

/* 左：粘性目录 */
.toc-col { position: sticky; top: 104px; }
.toc-card {
  background: var(--white); border-radius: var(--r-m);
  box-shadow: var(--sh-1); border: 1px solid var(--line);
  overflow: hidden;
}
.toc-title {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 16px 18px; font-weight: 900; color: var(--lake-900);
  font-size: .96rem; border-bottom: 1px solid var(--line);
}
.toc-title span { font-size: .7rem; font-weight: 700; color: var(--ink-soft); }
.toc-list {
  list-style: none; margin: 0; padding: 10px 8px;
  max-height: 62vh; overflow-y: auto;
}
.toc-list::-webkit-scrollbar { width: 4px; }
.toc-list::-webkit-scrollbar-thumb { background: var(--line); border-radius: 4px; }
.toc-list li { margin: 0; }
.toc-list a {
  display: block; padding: 7px 10px; font-size: .8rem; line-height: 1.5;
  color: var(--ink-soft); border-radius: 8px; transition: all .25s var(--ease);
  text-decoration: none;
}
.toc-list a:hover { color: var(--lake-700); background: var(--lake-100); }
.toc-list a.cur { color: var(--sun-deep); background: var(--sun-soft); font-weight: 800; }
.toc-foot {
  padding: 13px 18px; font-size: .72rem; line-height: 1.7;
  color: var(--ink-soft); background: var(--mist); border-top: 1px solid var(--line);
}

/* 中：正文 */
.article-main {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-l); box-shadow: var(--sh-1);
  padding: clamp(24px, 3vw, 44px);
  min-width: 0;
}
.article-cover { margin: 0 0 28px; }
.article-cover-img {
  display: block; width: 100%; aspect-ratio: 16 / 9;
  object-fit: cover; border-radius: var(--r-m);
}
.article-cover figcaption {
  margin-top: 9px; font-size: .76rem; color: var(--ink-soft); text-align: right;
}
.article-lead-card {
  background: var(--sand); border: 1px solid #FBE2C9;
  border-radius: var(--r-m); padding: 22px 24px; margin-bottom: 34px;
}
.alc-label {
  display: inline-block; font-size: .74rem; font-weight: 800; letter-spacing: .08em;
  color: var(--sun-deep); margin-bottom: 8px;
}
.article-lead-card p { font-size: 1.02rem; line-height: 1.8; color: var(--ink); font-weight: 600; }
.alc-meta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 14px; font-size: .78rem; color: var(--ink-soft); }

.article-body h2 {
  font-size: clamp(1.28rem, 2.3vw, 1.62rem); font-weight: 900;
  color: var(--lake-900); line-height: 1.4;
  margin: 46px 0 18px; padding-bottom: 12px;
  border-bottom: 2px solid var(--line);
  display: flex; align-items: baseline; gap: 12px;
  scroll-margin-top: 100px; text-wrap: pretty;
}
.article-body h2:first-child { margin-top: 0; }
.sec-no {
  font-size: .82rem; font-weight: 900; color: var(--sun);
  letter-spacing: .06em; flex: none; font-variant-numeric: tabular-nums;
}
.article-body p { font-size: 1rem; line-height: 1.95; color: #334C61; margin: 0 0 16px; text-wrap: pretty; }
.article-body strong { color: var(--lake-800); font-weight: 800; }
.article-body ul { margin: 0 0 20px; list-style: none; }
.article-body ul li {
  position: relative; padding-left: 24px; margin-bottom: 10px;
  font-size: .96rem; line-height: 1.85; color: #334C61;
}
.article-body ul li::before {
  content: ""; position: absolute; left: 4px; top: 12px;
  width: 7px; height: 7px; border-radius: 50%; background: var(--sun);
}
.article-body .day-list li { border-bottom: 1px dashed var(--line); padding-bottom: 10px; }
.article-body .facts-table {
  width: 100%; border-collapse: separate; border-spacing: 0;
  border: 1px solid var(--line); border-radius: var(--r-m); overflow: hidden;
  margin: 6px 0 24px; font-size: .92rem;
}
.article-body .facts-table th, .article-body .facts-table td {
  border: 0; border-bottom: 1px solid var(--line);
  padding: 12px 16px; text-align: left; vertical-align: top;
}
.article-body .facts-table tr:last-child th, .article-body .facts-table tr:last-child td { border-bottom: 0; }
.article-body .facts-table th {
  background: var(--lake-100); color: var(--lake-800); font-weight: 800;
  width: 132px; white-space: nowrap;
}
.article-body .facts-table td { color: #334C61; line-height: 1.7; }
.article-body .facts-table small { font-size: .82rem; }
.article-body .note {
  background: var(--lake-100); border-radius: var(--r-m);
  padding: 16px 20px; margin: 0 0 22px; font-size: .93rem;
  line-height: 1.85; color: #2B4C63;
}
.article-body .note b { color: var(--lake-700); }
.article-body .faq-item { margin-bottom: 10px; }
.article-related { margin-top: 40px; }
.article-related .related {
  background: var(--mist); border: 1px solid var(--line);
  border-radius: var(--r-m); padding: 22px 26px;
}
.article-related .related h3 { font-size: 1.02rem; color: var(--lake-900); margin-bottom: 12px; font-weight: 900; }
.article-related .related ul { list-style: none; display: flex; flex-wrap: wrap; gap: 10px; }
.article-related .related li { margin: 0; }
.article-related .related a {
  display: inline-block; font-size: .86rem; padding: 7px 14px;
  background: var(--white); border: 1px solid var(--line); border-radius: var(--r-pill);
  color: var(--lake-700); transition: all .25s var(--ease);
}
.article-related .related a:hover { background: var(--sun); border-color: var(--sun); color: #fff; }

/* 右：速览 / 图片 / 内链 */
.side-col {
  position: sticky; top: 104px; display: flex; flex-direction: column; gap: 16px;
  /* 卡片总高可能超过视口：内部可滚动，避免 sticky 时底部内容永远看不到 */
  max-height: calc(100vh - 124px); overflow-y: auto; padding-right: 2px;
  scrollbar-width: thin; scrollbar-color: var(--line) transparent;
}
.side-col::-webkit-scrollbar { width: 5px; }
.side-col::-webkit-scrollbar-thumb { background: var(--line); border-radius: 6px; }
.side-col::-webkit-scrollbar-track { background: transparent; }
/* 禁止 flex 子项被压扁裁切，超出部分改用容器滚动 */
.side-col > .side-card { flex: 0 0 auto; }
.side-card {
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-m); box-shadow: var(--sh-1); overflow: hidden;
}
.side-head {
  padding: 14px 18px; font-weight: 900; font-size: .94rem; color: var(--lake-900);
  border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; align-items: baseline;
}
.side-head span { font-size: .62rem; letter-spacing: .1em; color: var(--ink-soft); font-weight: 700; }
.side-facts { padding: 6px 18px 12px; }
.sf-row {
  display: flex; justify-content: space-between; gap: 10px;
  padding: 9px 0; border-bottom: 1px dashed var(--line); font-size: .82rem;
}
.sf-row:last-child { border-bottom: 0; }
.sf-row span { color: var(--ink-soft); flex: none; }
.sf-row b { color: var(--lake-800); font-weight: 800; text-align: right; line-height: 1.5; }
.side-tip { padding: 14px 18px; font-size: .84rem; line-height: 1.75; color: var(--ink-soft); }
/* 本页速览：一键拨打 + 复制微信（手机端重点操作区） */
.side-contact { display: grid; gap: 8px; padding: 12px 14px 14px; border-top: 1px solid var(--line); }
.side-tel, .side-copy {
  display: flex; align-items: center; gap: 10px; width: 100%;
  padding: 11px 12px; border-radius: var(--r-s); border: 0;
  font: inherit; text-align: left; cursor: pointer;
  min-height: 54px; text-decoration: none;
  transition: transform .22s var(--ease), background .22s var(--ease), box-shadow .22s var(--ease);
}
.side-tel { background: var(--brand-gradient); color: #fff; box-shadow: var(--brand-glow); }
.side-copy { background: var(--lake-100); color: var(--lake-800); border: 1px solid var(--line); }
.side-tel:hover, .side-copy:hover { transform: translateY(-2px); }
.side-copy:hover { background: #D6E9F6; }
.sc-ico {
  flex: none; width: 30px; height: 30px; border-radius: 50%;
  display: grid; place-items: center; font-size: 1rem;
  background: rgba(255,255,255,.22);
}
.side-copy .sc-ico { background: var(--white); }
.sc-txt { flex: 1; min-width: 0; }
.sc-txt b { display: block; font-size: .92rem; font-weight: 900; line-height: 1.3; }
.sc-txt small { display: block; font-size: .68rem; opacity: .85; margin-top: 2px; line-height: 1.4; }
.sc-act {
  flex: none; font-size: .72rem; font-weight: 800;
  padding: 5px 9px; border-radius: var(--r-pill);
  background: rgba(255,255,255,.24);
}
.side-copy .sc-act { background: var(--white); color: var(--lake-700); }
.side-copy.copied { background: #DFF3E7; border-color: #8FCBA7; color: #16734A; }
.side-copy.copied .sc-act { color: #16734A; }
.side-contact-foot {
  text-align: center; font-size: .72rem; color: var(--ink-soft);
  padding: 4px 0 0; text-decoration: none;
}
.side-contact-foot:hover { color: var(--sun-deep); }
.side-contact-foot span { color: var(--sun-deep); font-weight: 900; }
.side-photo img { display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
.side-photo-cap { padding: 10px 16px; font-size: .76rem; color: var(--ink-soft); }
.side-links ul { list-style: none; padding: 10px 18px 16px; }
.side-links li { margin: 0; border-bottom: 1px dashed var(--line); }
.side-links li:last-child { border-bottom: 0; }
.side-links a {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 9px 0; font-size: .84rem; color: var(--ink-soft);
  text-decoration: none; transition: color .25s var(--ease);
}
.side-links a:hover { color: var(--sun-deep); }
.side-links a span {
  flex: none; color: var(--sun-deep); font-weight: 900;
  opacity: 0; transform: translateX(-3px);
  transition: opacity .22s var(--ease), transform .22s var(--ease);
}
.side-links a:hover span { opacity: 1; transform: none; }
/* 桌面侧栏高度受控：完整 9 条仍在 HTML 中，手机端全部展开 */
@media (min-width: 861px) {
  .side-links li:nth-child(n+7) { display: none; }
}

@media (max-width: 1180px) {
  .article-layout { grid-template-columns: minmax(0, 1fr) 260px; }
  .toc-col { display: none; }
}
@media (max-width: 860px) {
  /* 手机端把「本页速览」提到正文前：一进页面就能拨打 / 复制微信 */
  .article-layout { display: flex; flex-direction: column; gap: 20px; }
  .side-col { display: contents; max-height: none; overflow: visible; padding-right: 0; }
  .side-summary { order: 1; border-top: 3px solid var(--sun); }
  .article-main { order: 2; }
  .side-photo { order: 3; }
  .side-links { order: 4; }
  /* 触摸设备没有 hover：箭头常显，明确告诉用户每一条都能点 */
  .side-links a { padding: 11px 0; font-size: .88rem; font-weight: 600; color: var(--lake-800); }
  .side-links a span { opacity: 1; transform: none; }
  .side-contact { padding: 14px 16px 16px; }
  .side-tel, .side-copy { min-height: 58px; padding: 12px 14px; }
  .sc-txt b { font-size: .98rem; }
  .article-shell { padding: 36px 0 48px; }
  .article-body h2 { margin-top: 36px; }
  .hero-kicker > span:nth-child(3) { display: none; }
}
@media (max-width: 520px) {
  .article-layout { gap: 16px; }
  .article-main { padding: 20px 18px 30px; border-radius: var(--r-m); }
  .article-body .facts-table th { width: 88px; white-space: normal; }
  .hero-meta span { font-size: .72rem; padding: 4px 10px; }
}

/* ============================================================
   首页改版 · 首屏双栏 + 行程速览卡 + 信任背书条
   ============================================================ */
.hero .container { padding: 132px 0 52px; }
.hero-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 356px;
  gap: 56px;
  align-items: center;
}
.hero-copy { min-width: 0; }
.hero h1 { max-width: 13em; }
.hero-sub { max-width: 36em; margin-bottom: 32px; }
.hero-tags { margin-top: 38px; }

/* 行程速览卡：实心半透明深蓝玻璃，避开 backdrop-filter 的合成伪影 */
.hero-quick {
  position: relative;
  border-radius: var(--r-l);
  padding: 30px 28px 26px;
  color: #fff;
  background: linear-gradient(160deg, rgba(11, 53, 84, .93), rgba(6, 31, 53, .96));
  border: 1px solid rgba(255,255,255,.20);
  box-shadow: 0 26px 60px rgba(3, 20, 36, .42);
  overflow: hidden;
}
.hero-quick::before {
  content: "";
  position: absolute; inset: 0 0 auto 0; height: 4px;
  background: var(--brand-gradient);
}
.hq-kicker {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .74rem; font-weight: 800; letter-spacing: .12em;
  color: #FFC48A; text-transform: uppercase;
}
.hq-kicker .pip { width: 6px; height: 6px; border-radius: 50%; background: var(--sun); }
.hq-title { font-size: 1.42rem; font-weight: 900; letter-spacing: .02em; margin: 10px 0 4px; }
.hq-sub { font-size: .84rem; color: rgba(255,255,255,.62); }
.hq-price {
  display: block;
  margin: 20px 0 18px;
  padding-bottom: 18px;
  border-bottom: 1px dashed rgba(255,255,255,.20);
}
.hq-price b {
  display: block;
  font-size: 2.3rem; font-weight: 900; line-height: 1.1;
  color: #FFB36B; letter-spacing: -.02em; white-space: nowrap;
}
.hq-price b small { font-size: 1.05rem; font-weight: 800; }
.hq-price span { display: block; margin-top: 6px; font-size: .8rem; color: rgba(255,255,255,.6); }
.hq-route {
  font-size: .86rem; line-height: 1.9;
  color: rgba(255,255,255,.86);
  margin-bottom: 18px;
}
.hq-route em { font-style: normal; color: var(--sun); font-weight: 700; }
.hq-perks { display: grid; grid-template-columns: 1fr 1fr; gap: 9px 12px; margin-bottom: 22px; }
.hq-perks span { font-size: .8rem; color: rgba(255,255,255,.82); display: flex; align-items: center; gap: 7px; }
.hq-perks i {
  font-style: normal; flex: none;
  width: 16px; height: 16px; border-radius: 50%;
  background: rgba(255,126,45,.20); color: #FFB36B;
  display: grid; place-items: center; font-size: .62rem; font-weight: 900;
}
.hq-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 20px; border-radius: var(--r-pill);
  background: var(--brand-gradient);
  color: #fff; font-weight: 800; font-size: .94rem;
  box-shadow: var(--brand-glow);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.hq-btn:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(224,57,27,.5); }
.hq-foot { text-align: center; font-size: .74rem; color: rgba(255,255,255,.5); margin-top: 14px; }

/* 信任背书条 */
.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 56px;
  padding: 24px 0 8px;
  border-top: 1px solid rgba(255,255,255,.28);
}
.trust-item { display: flex; align-items: center; gap: 14px; padding: 4px 20px; border-right: 1px solid rgba(255,255,255,.18); }
.trust-item:first-child { padding-left: 0; }
.trust-item:last-child { border-right: 0; }
.trust-num { font-size: 1.7rem; font-weight: 900; color: #FFD9A8; line-height: 1; white-space: nowrap; text-shadow: 0 2px 10px rgba(7,32,54,.5); }
.trust-num small { font-size: .9rem; font-weight: 800; }
.trust-label { font-size: .82rem; color: rgba(255,255,255,.9); line-height: 1.5; }

@media (max-width: 1100px) {
  .hero-main { grid-template-columns: 1fr; gap: 40px; }
  .hero-quick { max-width: 460px; }
  /* 原来是 48px，统计卡上浮 60px 会盖住信任条；留出足够安全距离 */
  .hero .container { padding: 130px 0 112px; }
}
@media (max-width: 860px) {
  .trust-strip { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
  .trust-item:nth-child(2) { border-right: 0; }
  .trust-item:nth-child(3) { padding-left: 0; }
}
@media (max-width: 560px) {
  .hero .container { padding: 116px 0 92px; }
  .hero-quick { padding: 24px 20px 22px; }
  .trust-strip { margin-top: 40px; }
  .trust-num { font-size: 1.3rem; }
  .trust-item { padding: 0 12px; gap: 10px; }
  .brand-logo { width: 38px; height: 38px; border-radius: 10px; }
}

/* 线路卡断点降级：宽屏 3×2 → 中屏 2×3 → 手机单列（始终成整行） */
@media (max-width: 1000px) {
  .route-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .route-grid { grid-template-columns: 1fr; }
}

/* 路线图窄屏列数切换，同时修正「每行末尾不画线」的规则 */
@media (max-width: 900px) {
  .loop-track { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .loop-stop:nth-child(5n)::before { display: block; }
  .loop-stop:nth-child(3n)::before { display: none; }
}
@media (max-width: 620px) {
  .loop-track { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .loop-stop:nth-child(3n)::before { display: block; }
  .loop-stop:nth-child(2n)::before { display: none; }
}

/* ============================================================
   右下角浮动联系卡（点击展开）
   ============================================================ */
.float-contact {
  position: fixed;
  right: 22px; bottom: 24px;
  z-index: 120;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}
.fc-trigger {
  position: relative;
  width: 58px; height: 58px;
  border: 0; border-radius: 50%;
  background: var(--brand-gradient);
  color: #fff;
  display: grid; place-items: center;
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(224, 57, 27, .45);
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.fc-trigger:hover { transform: translateY(-4px) scale(1.04); box-shadow: 0 16px 36px rgba(224,57,27,.55); }
.fc-trigger svg { width: 26px; height: 26px; }
.fc-dot {
  position: absolute; top: 5px; right: 5px;
  width: 11px; height: 11px; border-radius: 50%;
  background: #FF3B30; border: 2px solid #fff;
}
.fc-label {
  position: absolute; right: calc(100% + 10px); top: 50%;
  transform: translateY(-50%);
  background: var(--ink); color: #fff;
  font-size: .76rem; font-weight: 700;
  padding: 6px 12px; border-radius: 8px; white-space: nowrap;
  opacity: 0; pointer-events: none; transition: opacity .25s;
}
.fc-trigger:hover .fc-label { opacity: 1; }

.fc-panel {
  width: 300px;
  max-width: calc(100vw - 44px);
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(5, 28, 48, .28);
  border: 1px solid var(--line);
  transform: translateY(14px) scale(.96);
  transform-origin: bottom right;
  opacity: 0; visibility: hidden;
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.float-contact.open .fc-panel { opacity: 1; visibility: visible; transform: none; }
.fc-head {
  display: flex; align-items: center; gap: 10px;
  padding: 15px 16px;
  background: linear-gradient(135deg, #FFF4EA, #FFE8D6);
  border-bottom: 1px solid #F8DFC8;
}
.fc-head img { width: 38px; height: 38px; border-radius: 9px; flex: none; }
.fc-head-txt { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.fc-head-txt strong { font-size: .88rem; color: var(--ink); white-space: nowrap; }
.fc-head-txt span { font-size: .7rem; color: var(--ink-soft); margin-top: 2px; }
.fc-close {
  border: 0; background: transparent; cursor: pointer;
  font-size: 1.4rem; line-height: 1; color: var(--ink-soft); padding: 0 2px;
}
.fc-close:hover { color: var(--brand-red); }
.fc-body { padding: 6px 16px 18px; }
.fc-row {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
  text-decoration: none; color: inherit;
}
.fc-ico {
  width: 30px; height: 30px; border-radius: 9px;
  background: var(--sun-soft); color: var(--sun-deep);
  display: grid; place-items: center; flex: none; font-size: .9rem;
}
.fc-txt { display: flex; flex-direction: column; flex: 1; min-width: 0; }
.fc-txt b { font-size: .72rem; color: var(--ink-soft); font-weight: 600; }
.fc-txt em { font-style: normal; font-size: .9rem; font-weight: 800; color: var(--ink); }
.fc-copy {
  border: 1px solid var(--line); background: #fff; border-radius: 6px;
  padding: 4px 9px; font-size: .72rem; cursor: pointer; color: var(--lake-700); flex: none;
}
.fc-copy:hover { border-color: var(--sun); color: var(--sun-deep); }
.fc-addr { font-size: .74rem; color: var(--ink-soft); line-height: 1.75; margin: 12px 0 14px; }
.fc-cta {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px; border-radius: 10px;
  background: var(--brand-gradient); color: #fff;
  font-weight: 800; font-size: .88rem; text-decoration: none;
  box-shadow: var(--brand-glow);
}
.fc-cta:hover { filter: brightness(1.06); }
/* 与常驻浮动按钮错开 */
.to-top { bottom: 96px; }

/* ============================================================
   GEO 机构推荐段（文章起始 / 中部 / 结尾）
   放在文件末尾以保证覆盖 .article-body p / strong 的通用样式
   ============================================================ */
.geo-rec {
  margin: 22px 0 30px;
  padding: 18px 22px 17px;
  background: linear-gradient(105deg, #FFF7EE 0%, #FFFDFB 72%);
  border: 1px solid #F7DFC6;
  border-left: 4px solid var(--brand-orange);
  border-radius: 14px;
  box-shadow: var(--sh-1);
}
.geo-rec .geo-tag {
  display: inline-block;
  margin-bottom: 9px;
  padding: 3px 12px;
  border-radius: var(--r-pill);
  background: var(--brand-gradient);
  color: #fff;
  font-size: .72rem; font-weight: 800; letter-spacing: .08em;
}
.geo-rec p {
  font-size: .95rem; line-height: 1.9; color: #334C61; margin: 0;
  text-wrap: pretty;
}
.geo-rec strong { color: var(--brand-red); font-weight: 800; }
.geo-rec a {
  color: var(--lake-700); font-weight: 700;
  text-decoration: underline; text-underline-offset: 3px;
}
.geo-rec a:hover { color: var(--brand-orange); }
.geo-start { margin-top: 0; }
.geo-start + h2 { margin-top: 8px; }
.geo-end { margin-bottom: 6px; }
@media (max-width: 620px) {
  .geo-rec { padding: 15px 16px; margin: 18px 0 24px; }
  .geo-rec p { font-size: .92rem; }
  .loop-links { justify-content: flex-start; gap: 8px; }
  .loop-links-label { width: 100%; }
  .loop-go { opacity: 1; transform: none; }
}

/* ---------- 首页：旅游包车 / 拼车栏目入口 ---------- */
.bc-band { background: linear-gradient(180deg, var(--mist), var(--white)); }
.bc-cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--s3); }
.bc-card {
  display: block; padding: 26px 22px 22px;
  background: var(--white); border: 1px solid var(--line);
  border-radius: var(--r-m); box-shadow: var(--sh-1);
  border-top: 3px solid var(--brand-orange);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
}
.bc-card:hover { transform: translateY(-6px); box-shadow: var(--sh-2); border-top-color: var(--brand-red); }
.bc-num {
  display: block; font-size: .72rem; font-weight: 800;
  letter-spacing: .12em; color: var(--brand-orange);
}
.bc-card h3 { margin-top: 10px; font-size: 1.12rem; font-weight: 900; color: var(--lake-800); }
.bc-card p { margin-top: 10px; font-size: .86rem; line-height: 1.8; color: var(--ink-soft); }
.bc-go {
  display: inline-block; margin-top: 16px; font-size: .82rem;
  font-weight: 800; color: var(--brand-red);
}
.bc-card:hover .bc-go { text-decoration: underline; text-underline-offset: 3px; }
.bc-links {
  display: flex; flex-wrap: wrap; align-items: center; gap: 9px;
  margin-top: 30px; padding-top: 22px; border-top: 1px dashed var(--line);
}
.bc-links-label { font-size: .82rem; font-weight: 800; color: var(--lake-800); margin-right: 4px; }
.bc-links a {
  padding: 6px 14px; border-radius: var(--r-pill);
  background: var(--white); border: 1px solid var(--line);
  font-size: .8rem; color: var(--ink-soft);
  transition: color .3s, background .3s, border-color .3s;
}
.bc-links a:hover { color: #fff; background: var(--brand-gradient); border-color: transparent; }
.bc-more { text-align: center; margin-top: 26px; }

@media (max-width: 1000px) { .bc-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) {
  .bc-cards { grid-template-columns: 1fr; gap: 14px; }
  .bc-links { justify-content: flex-start; }
  .bc-links-label { width: 100%; }
}

/* 9 项主导航：在中等宽度收紧字距，避免全称品牌把导航挤出视口 */
@media (min-width: 769px) and (max-width: 1180px) {
  .header-inner { gap: 10px; }
  .main-nav ul { gap: 12px; }
  .main-nav a { font-size: .82rem; }
  .header-cta { padding-inline: 15px; }
}
@media (min-width: 769px) and (max-width: 920px) {
  .main-nav ul { gap: 8px; }
  .main-nav a { font-size: .76rem; }
  .brand-en { display: none; }
}
/* 769–880px：全称品牌 + 9 项导航 + CTA 会超出窄视口，暂收起 CTA 保留完整导航 */
@media (min-width: 769px) and (max-width: 880px) {
  .header-cta { display: none; }
  .brand-cn { font-size: .9rem; }
  .brand-logo { width: 38px; height: 38px; }
}