/* ==========================================================================
   西藏康泰旅行社 · 全局样式
   设计风格：西藏高原风格（天空蓝 / 藏蓝 / 经幡金 / 雪原米白）
   ========================================================================== */

:root {
  --ink-blue: #2c5f8a;      /* 主色·天空蓝 */
  --ink-dark: #1b3c5a;      /* 深色·藏蓝 */
  --ink-light: #6f9cc4;     /* 浅蓝·冰川 */
  --ink-pale: #dde8f2;      /* 极浅蓝底 */
  --rice-paper: #f7f4ee;    /* 米白背景·雪原 */
  --rice-dark: #efe9df;     /* 深米白 */
  --text-main: #3a3a3a;     /* 正文 */
  --text-light: #7a7a7a;    /* 辅助文字 */
  --gold: #b8914d;          /* 金色点缀 */
  --gold-light: #d4b872;    /* 浅金 */
  --line: rgba(27, 60, 90, .12);
  --white: #fff;
  --radius: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 10px rgba(27, 60, 90, .06);
  --shadow: 0 8px 24px rgba(27, 60, 90, .10);
  --shadow-lg: 0 18px 44px rgba(27, 60, 90, .16);
  --font-heading: 'Noto Serif SC', 'Songti SC', serif;
  --font-body: 'Noto Sans SC', -apple-system, 'Microsoft YaHei', sans-serif;
}

/* ---------- 基础 ---------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.8;
  color: var(--text-main);
  background: var(--rice-paper);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--ink-dark); margin: 0 0 .6em; line-height: 1.4; }
h1 { font-size: 34px; }
h2 { font-size: 27px; }
h3 { font-size: 19px; }
h4 { font-size: 16px; }
p { margin: 0 0 1em; }
a { color: var(--ink-blue); text-decoration: none; transition: color .2s; }
a:hover { color: var(--gold); }
img { max-width: 100%; display: block; }
ul, ol { padding-left: 1.2em; }
li { margin-bottom: .35em; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.muted { color: var(--text-light); }
.small { font-size: 13px; }

/* ---------- 顶部导航 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 900;
  background: rgba(247, 244, 238, .86);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; gap: 20px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; color: var(--ink-dark); }
.logo-mark {
  width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--ink-blue), var(--ink-dark));
  color: #fff; font-family: var(--font-heading); font-size: 21px; font-weight: 700;
  box-shadow: var(--shadow-sm);
}
.logo-text { font-family: var(--font-heading); font-size: 18px; font-weight: 700; line-height: 1.15; }
.logo-text em { display: block; font-style: normal; font-family: var(--font-body); font-size: 10px; letter-spacing: 1.4px; color: var(--text-light); font-weight: 400; }

.main-nav { display: flex; align-items: center; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.main-nav a {
  padding: 7px 11px; border-radius: 8px; font-size: 14px; color: var(--text-main); white-space: nowrap;
}
.main-nav a:hover { background: var(--ink-pale); color: var(--ink-dark); }
.main-nav a.active { background: var(--ink-dark); color: #fff; }
.header-cta { display: flex; align-items: center; gap: 10px; }
.header-tel { font-size: 14px; font-weight: 700; color: var(--ink-dark); white-space: nowrap; }
.nav-toggle {
  display: none; width: 42px; height: 38px; border: 1px solid var(--line); border-radius: 8px;
  background: #fff; cursor: pointer; font-size: 18px; color: var(--ink-dark);
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px; border-radius: 999px; border: 1px solid transparent;
  font-size: 14px; font-weight: 600; font-family: var(--font-body);
  cursor: pointer; transition: all .2s; white-space: nowrap;
}
.btn-primary { background: var(--ink-blue); color: #fff; }
.btn-primary:hover { background: var(--ink-dark); color: #fff; transform: translateY(-1px); }
.btn-gold { background: var(--gold); color: #fff; }
.btn-gold:hover { background: #a17c3c; color: #fff; transform: translateY(-1px); }
.btn-ghost { background: transparent; border-color: var(--ink-light); color: var(--ink-blue); }
.btn-ghost:hover { background: var(--ink-pale); color: var(--ink-dark); }
.btn-sm { padding: 7px 15px; font-size: 13px; }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* ---------- 通用区块 ---------- */
.section { padding: 68px 0; }
.section.alt { background: var(--rice-dark); }
.section-head { margin-bottom: 34px; }
.section-head.center { text-align: center; }
.eyebrow {
  display: inline-block; font-size: 12px; letter-spacing: 2.4px; text-transform: uppercase;
  color: var(--gold); font-weight: 700; margin-bottom: 10px;
}
.section-title { margin-bottom: 8px; }
.section-sub { color: var(--text-light); max-width: 720px; }
.section-head.center .section-sub { margin: 0 auto; }

/* ---------- 网格 ---------- */
.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ---------- 首页轮播 ---------- */
.hero { position: relative; height: 540px; overflow: hidden; background: var(--ink-dark); }
.hero-slide {
  position: absolute; inset: 0; opacity: 0; transition: opacity .8s ease;
  display: grid; align-items: center;
  background-size: cover; background-position: center;
}
.hero-slide.active { opacity: 1; }
.hero-slide::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(15, 35, 55, .82) 0%, rgba(15, 35, 55, .55) 45%, rgba(15, 35, 55, .22) 100%);
}
.hero-inner { position: relative; z-index: 2; color: #fff; max-width: 640px; padding: 0 24px; margin: 0 auto 0 max(24px, calc((100vw - 1240px) / 2 + 24px)); }
.hero-title { color: #fff; font-size: 40px; margin-bottom: 14px; }
.hero-sub { color: rgba(255, 255, 255, .88); font-size: 16px; margin-bottom: 26px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-dots { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); display: flex; gap: 9px; z-index: 3; }
.hero-dots button {
  width: 26px; height: 4px; border: 0; border-radius: 3px; background: rgba(255, 255, 255, .4); cursor: pointer; padding: 0;
}
.hero-dots button.active { background: var(--gold-light); }

/* ---------- 卡片 ---------- */
.card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); border: 1px solid var(--line);
  display: flex; flex-direction: column; transition: transform .25s, box-shadow .25s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.card-media { position: relative; aspect-ratio: 3 / 2; overflow: hidden; background: linear-gradient(135deg, var(--ink-light), var(--ink-dark)); }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.card:hover .card-media img { transform: scale(1.05); }
.card-body { padding: 18px; display: flex; flex-direction: column; flex: 1; }
.card-title { font-size: 17px; margin-bottom: 8px; }
.card-title a { color: var(--ink-dark); }
.card-title a:hover { color: var(--gold); }
.card-summary { color: var(--text-light); font-size: 13.5px; flex: 1; }
.card-meta { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0 12px; }
.card-foot { display: flex; align-items: flex-end; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 12px; border-top: 1px dashed var(--line); }
.price { color: #c0392b; font-size: 22px; font-weight: 700; font-family: var(--font-heading); line-height: 1.1; }
.price small { font-size: 12px; font-weight: 400; color: var(--text-light); margin-left: 2px; }
.price-old { color: var(--text-light); font-size: 12px; text-decoration: line-through; margin-left: 6px; }

.badge {
  display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 12px;
  background: var(--ink-pale); color: var(--ink-dark); line-height: 1.6;
}
.badge-gold { background: rgba(184, 145, 77, .14); color: var(--gold); }
.badge-solid { background: var(--ink-blue); color: #fff; }
.media-tag { position: absolute; top: 12px; left: 12px; z-index: 2; background: rgba(27, 60, 90, .86); color: #fff; font-size: 12px; padding: 4px 10px; border-radius: 999px; }

/* ---------- 优势卡 ---------- */
.adv-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; box-shadow: var(--shadow-sm); }
.adv-icon {
  width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center;
  background: var(--ink-pale); color: var(--ink-blue); font-size: 20px; margin-bottom: 14px;
}
.adv-card h3 { font-size: 17px; margin-bottom: 6px; }
.adv-card p { color: var(--text-light); font-size: 13.5px; margin: 0; }

/* ---------- 预定流程 ---------- */
.steps { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; position: relative; }
.step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 16px; text-align: center; box-shadow: var(--shadow-sm); }
.step-num {
  width: 34px; height: 34px; margin: 0 auto 12px; border-radius: 50%; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--ink-blue), var(--ink-dark)); color: #fff; font-weight: 700;
}
.step h4 { font-size: 15px; margin-bottom: 4px; }
.step p { font-size: 13px; color: var(--text-light); margin: 0; }

/* ---------- 目的地卡 ---------- */
.dest-card { position: relative; border-radius: var(--radius); overflow: hidden; min-height: 240px; display: flex; align-items: flex-end; box-shadow: var(--shadow-sm); }
.dest-card img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.dest-card:hover img { transform: scale(1.06); }
.dest-overlay { position: relative; z-index: 2; width: 100%; padding: 18px; color: #fff; background: linear-gradient(transparent, rgba(15, 35, 55, .88)); }
.dest-overlay h3 { color: #fff; margin: 0 0 4px; font-size: 18px; }
.dest-overlay p { margin: 0; font-size: 13px; color: rgba(255, 255, 255, .82); }

/* ---------- 筛选栏 ---------- */
.filter-bar {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px 20px; box-shadow: var(--shadow-sm); margin-bottom: 26px;
}
.filter-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.filter-row + .filter-row { margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line); }
.filter-label { font-size: 13px; color: var(--text-light); min-width: 72px; }
.chip {
  padding: 6px 15px; border-radius: 999px; border: 1px solid var(--line); background: #fff;
  font-size: 13px; cursor: pointer; color: var(--text-main); transition: all .2s; font-family: var(--font-body);
}
.chip:hover { border-color: var(--ink-light); color: var(--ink-blue); }
.chip.active { background: var(--ink-blue); border-color: var(--ink-blue); color: #fff; }
.filter-count { margin-left: auto; font-size: 13px; color: var(--text-light); }

/* ---------- 面包屑 / 页头 ---------- */
.breadcrumb { padding: 16px 0 0; font-size: 13px; color: var(--text-light); }
.breadcrumb a { color: var(--text-light); }
.breadcrumb a:hover { color: var(--gold); }
.breadcrumb span.sep { margin: 0 6px; opacity: .6; }

.page-hero {
  padding: 46px 0 40px; background: linear-gradient(140deg, var(--ink-dark), var(--ink-blue));
  color: #fff; position: relative; overflow: hidden;
}
.page-hero::after {
  content: ''; position: absolute; right: -80px; top: -60px; width: 340px; height: 340px; border-radius: 50%;
  background: radial-gradient(circle, rgba(212, 184, 114, .28), transparent 68%);
}
.page-hero h1 { color: #fff; position: relative; z-index: 2; margin-bottom: 8px; }
.page-hero p { color: rgba(255, 255, 255, .84); position: relative; z-index: 2; margin: 0; max-width: 760px; }
.page-hero .crumb-inline { position: relative; z-index: 2; font-size: 13px; color: rgba(255, 255, 255, .7); margin-bottom: 10px; }

/* ---------- 详情页 ---------- */
.detail-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 30px; align-items: start; }
.detail-main { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.aside-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); position: sticky; top: 92px; }
.aside-card + .aside-card { margin-top: 20px; }
.detail-hero-img { border-radius: var(--radius); overflow: hidden; margin-bottom: 20px; aspect-ratio: 16 / 9; background: var(--ink-pale); }
.detail-hero-img img { width: 100%; height: 100%; object-fit: cover; }
.param-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.param-table th, .param-table td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; }
.param-table th { background: var(--rice-paper); color: var(--ink-dark); font-weight: 600; width: 130px; }

.itinerary { position: relative; padding-left: 4px; }
.day { border-left: 2px solid var(--ink-pale); padding: 0 0 22px 22px; position: relative; }
.day:last-child { border-left-color: transparent; padding-bottom: 0; }
.day::before {
  content: ''; position: absolute; left: -8px; top: 6px; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--ink-light);
}
.day-head { display: flex; align-items: baseline; gap: 10px; flex-wrap: wrap; margin-bottom: 8px; }
.day-head h4 { margin: 0; font-size: 16px; }
.day-facts { display: flex; gap: 14px; flex-wrap: wrap; font-size: 13px; color: var(--text-light); margin-bottom: 10px; }
.day-facts span i { color: var(--ink-blue); margin-right: 4px; }
.meal-ok { color: #2f7d4f; font-weight: 600; }
.meal-no { color: #b6b6b6; }
.sched { list-style: none; padding: 0; margin: 0; }
.sched li { display: flex; gap: 12px; font-size: 14px; padding: 5px 0; }
.sched .t { flex: 0 0 58px; color: var(--gold); font-weight: 600; font-family: var(--font-heading); }

.notice-list { counter-reset: n; list-style: none; padding: 0; }
.notice-list li { counter-increment: n; position: relative; padding-left: 34px; margin-bottom: 10px; font-size: 14px; }
.notice-list li::before {
  content: counter(n); position: absolute; left: 0; top: 3px; width: 22px; height: 22px; border-radius: 6px;
  background: var(--ink-pale); color: var(--ink-dark); font-size: 12px; display: grid; place-items: center; font-weight: 700;
}

/* ---------- FAQ ---------- */
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; }
.faq-q {
  width: 100%; text-align: left; padding: 16px 20px; background: none; border: 0; cursor: pointer;
  font-family: var(--font-heading); font-size: 15.5px; color: var(--ink-dark); display: flex; gap: 12px; align-items: flex-start;
}
.faq-q .q-mark { color: var(--gold); font-weight: 700; flex: 0 0 auto; }
.faq-q .arrow { margin-left: auto; color: var(--text-light); transition: transform .25s; flex: 0 0 auto; }
.faq-item.open .faq-q .arrow { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 20px 18px 40px; color: var(--text-light); font-size: 14px; }
.faq-item.open .faq-a { display: block; }
.faq-search { display: flex; gap: 10px; margin-bottom: 18px; }

/* ---------- 表单 ---------- */
.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row.full { grid-column: 1 / -1; }
label { font-size: 13.5px; color: var(--ink-dark); font-weight: 600; }
.input, select.input, textarea.input {
  width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: 8px;
  background: #fff; font-family: var(--font-body); font-size: 14px; color: var(--text-main);
}
.input:focus { outline: none; border-color: var(--ink-light); box-shadow: 0 0 0 3px rgba(111, 156, 196, .18); }
textarea.input { min-height: 110px; resize: vertical; }
.form-tip { font-size: 12.5px; color: var(--text-light); }
.form-msg { font-size: 13.5px; margin-top: 10px; }
.form-msg.ok { color: #2f7d4f; }
.form-msg.err { color: #c0392b; }

/* ---------- 评价 ---------- */
.review-summary { display: grid; grid-template-columns: 200px 1fr; gap: 28px; align-items: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.score-num { font-family: var(--font-heading); font-size: 52px; color: var(--ink-blue); line-height: 1; }
.stars { color: var(--gold); letter-spacing: 2px; }
.bars { display: flex; flex-direction: column; gap: 7px; }
.bar-row { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text-light); }
.bar-track { flex: 1; height: 8px; background: var(--ink-pale); border-radius: 999px; overflow: hidden; }
.bar-fill { height: 100%; background: linear-gradient(90deg, var(--gold-light), var(--gold)); }
.review-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; box-shadow: var(--shadow-sm); }
.review-head { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.avatar { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--ink-pale); color: var(--ink-dark); font-weight: 700; }
.review-name { font-weight: 600; color: var(--ink-dark); }
.review-date { font-size: 12.5px; color: var(--text-light); }

/* ---------- 关于我们 ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: center; }
.timeline { position: relative; padding-left: 26px; }
.timeline::before { content: ''; position: absolute; left: 6px; top: 6px; bottom: 6px; width: 2px; background: var(--ink-pale); }
.tl-item { position: relative; margin-bottom: 22px; }
.tl-item::before { content: ''; position: absolute; left: -25px; top: 7px; width: 12px; height: 12px; border-radius: 50%; background: #fff; border: 3px solid var(--gold); }
.tl-year { font-family: var(--font-heading); color: var(--gold); font-weight: 700; }
.team-card { text-align: center; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 18px; box-shadow: var(--shadow-sm); }
.team-avatar { width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 12px; display: grid; place-items: center; background: linear-gradient(135deg, var(--ink-light), var(--ink-dark)); color: #fff; font-size: 26px; font-family: var(--font-heading); }
.honor-list { display: flex; flex-wrap: wrap; gap: 12px; }
.honor-item { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--gold); border-radius: 8px; padding: 12px 18px; font-size: 14px; box-shadow: var(--shadow-sm); }

/* ---------- 经营资质清单 ---------- */
.license-list { margin: 0; }
.license-list > div { display: flex; gap: 16px; padding: 9px 0; border-bottom: 1px dashed var(--line); }
.license-list > div:last-child { border-bottom: none; }
.license-list dt { flex: none; width: 96px; margin: 0; font-size: 13px; color: var(--text-light); }
.license-list dd { margin: 0; font-size: 13px; line-height: 1.6; word-break: break-word; }

/* ---------- 联系 ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.contact-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.contact-card i { color: var(--ink-blue); font-size: 18px; margin-bottom: 10px; display: block; }
.contact-card h4 { margin-bottom: 4px; font-size: 15px; }
.contact-card p { margin: 0; font-size: 14px; color: var(--text-light); }
.map-placeholder {
  height: 320px; border-radius: var(--radius); border: 1px dashed var(--ink-light);
  background: repeating-linear-gradient(45deg, rgba(221, 232, 242, .55) 0 14px, rgba(247, 244, 238, .55) 14px 28px);
  display: grid; place-items: center; text-align: center; color: var(--text-light); font-size: 14px;
}

/* ---------- 页脚 ---------- */
.site-footer { background: var(--ink-dark); color: rgba(255, 255, 255, .74); padding: 52px 0 26px; margin-top: 20px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.3fr; gap: 30px; }
.site-footer h4 { color: #fff; font-size: 15px; margin-bottom: 14px; }
.site-footer a { color: rgba(255, 255, 255, .74); font-size: 13.5px; }
.site-footer a:hover { color: var(--gold-light); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; font-size: 13.5px; }
.footer-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-logo .logo-mark { background: linear-gradient(135deg, var(--gold), #8f6f33); }
.footer-logo strong { color: #fff; font-family: var(--font-heading); font-size: 17px; }
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .14); margin-top: 34px; padding-top: 18px; display: flex; flex-wrap: wrap; gap: 10px 22px; font-size: 12.5px; color: rgba(255, 255, 255, .55); }
.friend-links a { margin-right: 12px; }

/* ---------- 预定弹窗 ---------- */
.modal { position: fixed; inset: 0; z-index: 1200; display: none; }
.modal.open { display: block; }
.modal-mask { position: absolute; inset: 0; background: rgba(15, 35, 55, .55); backdrop-filter: blur(2px); }
.modal-box {
  position: relative; z-index: 2; width: min(520px, calc(100vw - 32px)); margin: 8vh auto 0;
  background: #fff; border-radius: var(--radius-lg); padding: 30px 28px; box-shadow: var(--shadow-lg);
  max-height: 84vh; overflow: auto;
}
.modal-close { position: absolute; right: 16px; top: 14px; border: 0; background: none; font-size: 22px; color: var(--text-light); cursor: pointer; line-height: 1; }
.modal-box h3 { text-align: center; }
.modal-steps { display: flex; justify-content: center; gap: 8px; margin: 16px 0 22px; }
.mstep { width: 8px; height: 8px; border-radius: 50%; background: var(--ink-pale); }
.mstep.on { background: var(--gold); }

.robot-wrap { text-align: center; padding: 10px 0 4px; }
.robot {
  width: 86px; height: 86px; margin: 0 auto 14px; border-radius: 26px;
  background: linear-gradient(140deg, var(--ink-blue), var(--ink-dark)); position: relative;
  animation: breathe 2.4s ease-in-out infinite; display: grid; place-items: center;
  color: #fff; font-size: 30px;
}
.robot::before, .robot::after {
  content: ''; position: absolute; top: 50%; width: 12px; height: 12px; border-radius: 50%;
  background: var(--ink-light); transform: translateY(-50%);
}
.robot::before { left: -18px; animation: pulse 1.8s ease-in-out infinite; }
.robot::after { right: -18px; animation: pulse 1.8s ease-in-out .5s infinite; }
@keyframes breathe { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@keyframes pulse { 0%, 100% { opacity: .3; transform: translateY(-50%) scale(.8); } 50% { opacity: 1; transform: translateY(-50%) scale(1.15); } }
.robot-text { color: var(--text-light); font-size: 13.5px; margin-bottom: 6px; }

.cs-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; background: var(--rice-paper); margin-top: 16px; }
.cs-head { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.cs-name { font-weight: 700; color: var(--ink-dark); }
.cs-meta { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; text-align: center; font-size: 12.5px; color: var(--text-light); }
.cs-meta strong { display: block; color: var(--ink-blue); font-size: 15px; font-family: var(--font-heading); }
.progress { height: 8px; border-radius: 999px; background: var(--ink-pale); overflow: hidden; margin-top: 16px; }
.progress-bar { height: 100%; width: 0; background: linear-gradient(90deg, var(--ink-light), var(--gold)); transition: width .5s; }
.flow-list { list-style: none; padding: 0; margin: 16px 0 0; font-size: 13.5px; color: var(--text-light); }
.flow-list li { display: flex; gap: 10px; padding: 5px 0; opacity: .55; transition: opacity .3s; }
.flow-list li.done, .flow-list li.now { opacity: 1; }
.flow-list i { color: var(--ink-blue); }

/* ---------- 提示条 ---------- */
.toast {
  position: fixed; left: 50%; bottom: 40px; transform: translate(-50%, 20px);
  background: var(--ink-dark); color: #fff; padding: 12px 22px; border-radius: 999px;
  font-size: 14px; opacity: 0; pointer-events: none; transition: all .3s; z-index: 1300;
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 图片兜底 ---------- */
.img-fallback { background: linear-gradient(135deg, var(--ink-light), var(--ink-dark)); position: relative; }
.img-fallback::after {
  content: attr(data-label); position: absolute; inset: 0; display: grid; place-items: center;
  color: rgba(255, 255, 255, .8); font-size: 13px; letter-spacing: 2px;
}

/* ---------- 空状态 ---------- */
.empty { padding: 46px 20px; text-align: center; color: var(--text-light); background: #fff; border: 1px dashed var(--line); border-radius: var(--radius); }

/* ---------- 新闻列表 ---------- */
.news-list { list-style: none; padding: 0; margin: 0; }
.news-item { display: flex; gap: 16px; padding: 16px 0; border-bottom: 1px dashed var(--line); }
.news-item:last-child { border-bottom: 0; }
.news-date { flex: 0 0 96px; font-size: 13px; color: var(--gold); font-family: var(--font-heading); font-weight: 600; }
.news-item strong { color: var(--ink-dark); font-size: 15px; }

/* ---------- 费用包含 / 不含 ---------- */
.incl-list, .excl-list { list-style: none; padding: 0; margin: 0 0 8px; }
.incl-list li, .excl-list li { position: relative; padding-left: 26px; margin-bottom: 8px; font-size: 14px; }
.incl-list li::before { content: '✔'; position: absolute; left: 0; top: 0; color: #2f7d4f; font-weight: 700; }
.excl-list li::before { content: '✕'; position: absolute; left: 0; top: 0; color: #b6b6b6; font-weight: 700; }

/* ---------- 侧栏辅助 ---------- */
.aside-price { font-family: var(--font-heading); font-size: 32px; color: #c0392b; font-weight: 700; line-height: 1.1; }
.aside-price small { font-size: 13px; color: var(--text-light); font-weight: 400; }
.mini-list { list-style: none; padding: 0; margin: 0; }
.mini-list li { position: relative; padding-left: 18px; font-size: 13.5px; color: var(--text-light); margin-bottom: 8px; }
.mini-list li::before { content: '·'; position: absolute; left: 6px; top: -1px; color: var(--gold); font-weight: 700; font-size: 18px; line-height: 1; }

/* ---------- 文章正文 ---------- */
.article-body { font-size: 15.5px; }
.article-body h3 { margin-top: 30px; padding-left: 14px; border-left: 4px solid var(--gold); }
.article-body p { color: #444; }
.article-body ul { background: var(--rice-paper); border-radius: var(--radius); padding: 16px 16px 16px 36px; }

/* ---------- 目的地页 Hero ---------- */
.dest-hero { position: relative; min-height: 380px; display: flex; align-items: flex-end; overflow: hidden; background: var(--ink-dark); }
.dest-hero img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.dest-hero::after { content: ''; position: absolute; inset: 0; background: linear-gradient(transparent 20%, rgba(15, 35, 55, .88)); }
.dest-hero-inner { position: relative; z-index: 2; color: #fff; padding: 40px 0; }
.dest-hero-inner h1 { color: #fff; margin-bottom: 6px; }
.dest-hero-inner p { color: rgba(255, 255, 255, .86); margin: 0; }
.dest-subnav { display: flex; gap: 10px; flex-wrap: wrap; padding: 16px 0; border-bottom: 1px solid var(--line); }
.dest-subnav a { font-size: 13.5px; padding: 6px 14px; border-radius: 999px; background: #fff; border: 1px solid var(--line); color: var(--text-main); }
.dest-subnav a.active { background: var(--ink-blue); border-color: var(--ink-blue); color: #fff; }

/* ---------- 页脚备案提示 ---------- */
.footer-note { font-size: 12.5px; color: rgba(255, 255, 255, .45); line-height: 1.9; }

/* ---------- CTA 通栏 ---------- */
.cta-band { background: linear-gradient(120deg, var(--ink-dark), var(--ink-blue)); color: #fff; border-radius: var(--radius-lg); padding: 38px 34px; display: flex; align-items: center; justify-content: space-between; gap: 22px; flex-wrap: wrap; }
.cta-band h2 { color: #fff; margin-bottom: 6px; }
.cta-band p { margin: 0; color: rgba(255, 255, 255, .8); }

/* ---------- 响应式 ---------- */
@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 980px) {
  .nav-toggle { display: block; margin-left: auto; }
  .header-tel { display: none; }
  .main-nav {
    position: absolute; left: 0; right: 0; top: 72px; background: #fff; flex-direction: column;
    align-items: stretch; gap: 2px; padding: 12px 18px 18px; border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); display: none;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 11px 12px; font-size: 15px; }
  .detail-layout { grid-template-columns: 1fr; }
  .aside-card { position: static; }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .review-summary { grid-template-columns: 1fr; }
  .hero { height: 460px; }
  .hero-inner { margin: 0 auto; text-align: center; }
  .hero-actions { justify-content: center; }
  .hero-title { font-size: 30px; }
}

@media (max-width: 720px) {
  body { font-size: 14.5px; }
  h1 { font-size: 26px; }
  h2 { font-size: 22px; }
  .section { padding: 46px 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .filter-count { margin-left: 0; }
  .detail-main { padding: 18px; }
  .cta-band { padding: 26px 20px; }
  .hero { height: 420px; }
}