/* ============================================================
   Jieyou Inbound — 设计系统
   入境游英文站 · 欧美高端旅行编辑风

   设计依据（对标 Black Tomato / Aman / Abercrombie & Kent /
   Elysion 的共同规律）：
     · 冷调中性底色，不做暖米黄
     · 近黑文字（带冷调），非暖棕黑
     · 单一低饱和强调色，不用金
     · 大量留白，摄影承担叙事，UI 只做框
     · 无衬线主导，衬线仅作点缀
   ============================================================ */

:root {
  /* ---- 表面 ---- */
  --paper: #ffffff;
  --paper-alt: #f7f7f5;
  --paper-deep: #efeeeb;
  --surface: #ffffff;

  /* ---- 文字 ---- */
  --ink: #16181c;
  --ink-soft: #4a4f57;
  --ink-mute: #7c828c;
  --ink-faint: #a8adb5;

  /* ---- 强调色：低饱和靛蓝，Black Tomato 同类色 ---- */
  --accent: #486078;
  --accent-deep: #33455a;
  --accent-pale: #e7ecf0;

  /* ---- 次强调：暖赤陶，CTA 与关键动作 ---- */
  --terracotta: #a8572f;
  --terracotta-deep: #8a4526;

  /* ---- 线条 ---- */
  --line: rgba(22, 24, 28, 0.12);
  --line-soft: rgba(22, 24, 28, 0.07);
  --line-strong: rgba(22, 24, 28, 0.22);

  /* ---- 深色区（页脚 / CTA 带） ---- */
  --dark: #16181c;
  --dark-soft: #a7adb6;
  --dark-line: rgba(255, 255, 255, 0.14);

  /* ---- 字体：无衬线主导，衬线仅用于大标题点缀 ---- */
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
    "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", Roboto, Arial, sans-serif;
  --serif: "Playfair Display", "Didot", "Bodoni MT", Georgia, "Songti SC", "STSong", serif;
  --mono: "SF Mono", "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;

  /* ---- 尺度 ---- */
  --radius: 3px;
  --radius-lg: 6px;
  --shadow: 0 1px 2px rgba(22, 24, 28, 0.04), 0 8px 24px rgba(22, 24, 28, 0.06);
  --shadow-lg: 0 2px 4px rgba(22, 24, 28, 0.05), 0 18px 48px rgba(22, 24, 28, 0.1);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

* { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.72;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1, "liga" 1;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.wrap { width: min(1240px, calc(100% - 56px)); margin-inline: auto; }

/* ============================================================
   排版层级
   ============================================================ */

.kicker {
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 16px;
  font-weight: 600;
}

.hero-title {
  font-family: var(--sans);
  font-size: clamp(38px, 6vw, 72px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 600;
  margin: 0 0 24px;
  color: var(--ink);
  max-width: 20ch;
}

.hero-lead {
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.68;
  color: var(--ink-soft);
  max-width: 58ch;
  margin: 0 0 34px;
}

.sec-head { max-width: 68ch; margin-bottom: 40px; }

.sec-title {
  font-family: var(--sans);
  font-size: clamp(26px, 3vw, 40px);
  line-height: 1.18;
  letter-spacing: -0.028em;
  font-weight: 600;
  margin: 0 0 16px;
  color: var(--ink);
}

.sec-lead { color: var(--ink-soft); margin: 0; font-size: 16.5px; max-width: 62ch; }

h2, h3 { letter-spacing: -0.02em; }

/* ============================================================
   按钮
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius);
  transition: background 0.22s var(--ease), color 0.22s var(--ease),
    border-color 0.22s var(--ease), transform 0.22s var(--ease);
  cursor: pointer;
  font-family: inherit;
}
.btn:hover {
  background: var(--ink);
  color: #fff;
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--ink);
  border-color: var(--ink);
  color: #fff;
}
.btn-primary:hover {
  background: var(--accent-deep);
  border-color: var(--accent-deep);
  color: #fff;
}

.btn-accent {
  background: var(--terracotta);
  border-color: var(--terracotta);
  color: #fff;
}
.btn-accent:hover {
  background: var(--terracotta-deep);
  border-color: var(--terracotta-deep);
  color: #fff;
}

.btn-lg { padding: 16px 36px; font-size: 13.5px; }

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  overflow: hidden;
  background: var(--paper);
  border-bottom: 1px solid var(--line-soft);
}

/* 图片铺满右半屏，底部不留白 */
.hero-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: stretch;
  min-height: min(82vh, 760px);
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  /* 左侧对齐主内容栅格；右侧只留最小间隙 —— 图片自带渐变过渡，不需要额外留白 */
  padding: clamp(56px, 8vw, 96px) clamp(28px, 3vw, 44px) clamp(56px, 8vw, 96px) max(28px, calc((100vw - 1240px) / 2));
}

/* 文字块内容宽度受限，避免顶到图片 */
.hero-copy > * { max-width: 640px; }
/* 指标行需要更宽的可用空间，否则 4–5 项会折行。
   注意：不要设 width:100% —— 在 flex 容器中会按内容收缩，反而更窄。 */
.hero-copy > .hero-meta { max-width: none; }

.hero-visual {
  position: relative;
  overflow: hidden;
  background: var(--paper-deep);
  min-height: 100%;
  height: 100%;
}
.hero-visual img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 30%;
}
.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.6) 0%, rgba(255, 255, 255, 0) 28%);
}

/* 无图时的装饰性构成 */
.hero-visual-fallback {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(120% 90% at 20% 15%, #dfe3e8 0%, transparent 55%),
    radial-gradient(90% 80% at 85% 85%, #c8d0d8 0%, transparent 60%),
    var(--paper-deep);
}
.hero-visual-fallback::before {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(22, 24, 28, 0.12);
  border-radius: 50% 50% 48% 52% / 62% 58% 42% 38%;
}
.hero-visual-fallback::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 40%;
  height: 40%;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(72, 96, 120, 0.22);
  border-radius: 50%;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 22px;
  list-style: none;
  margin: 0 0 36px;
  padding: 26px 0 0;
  border-top: 1px solid var(--line);
  max-width: 100%;
}
.hero-meta li { display: flex; flex-direction: column; gap: 4px; min-width: 0; flex: 0 1 auto; }
.hero-meta span {
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
  white-space: nowrap;
}
.hero-meta strong {
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.02em;
  line-height: 1.25;
  /* 长地名不撑破栅格 */
  overflow-wrap: break-word;
}

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

/* 窄屏时 Hero 上下堆叠 */
@media (max-width: 900px) {
  .hero-split { grid-template-columns: 1fr; min-height: 0; }
  .hero-copy { padding: clamp(44px, 8vw, 72px) 0 40px; }
  .hero-visual { aspect-ratio: 4 / 3; }
  .hero-visual::after { background: linear-gradient(180deg, rgba(255,255,255,.5) 0%, rgba(255,255,255,0) 30%); }
}

/* ============================================================
   区块
   ============================================================ */

.section { padding: clamp(60px, 8vw, 110px) 0; }
.section-alt { background: var(--paper-alt); border-block: 1px solid var(--line-soft); }
.section-more { margin: 40px 0 0; }

.route-group { padding: clamp(48px, 6vw, 76px) 0; border-bottom: 1px solid var(--line-soft); }
.route-group:last-of-type { border-bottom: 0; }

.group-title {
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 30px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--ink);
  display: flex;
  align-items: baseline;
  gap: 14px;
}
.group-title small {
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--ink-faint);
  font-weight: 500;
  text-transform: none;
}

/* ============================================================
   网格与卡片
   ============================================================ */

.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(auto-fill, minmax(340px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); }

/* 图片优先的卡片 */
.card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--line);
}

.card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  background: var(--paper-deep);
  overflow: hidden;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.card:hover .card-media img { transform: scale(1.04); }
.card-media-empty {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #e6e8eb 0%, #d4d8de 100%);
}
.card-media-empty::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 38%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(22, 24, 28, 0.1);
  border-radius: 50%;
}

.card-body { padding: 24px 24px 22px; display: flex; flex-direction: column; flex: 1; }

.card-kicker {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 10px;
  font-weight: 600;
}
.card-title {
  font-family: var(--sans);
  font-size: 19px;
  line-height: 1.34;
  font-weight: 600;
  letter-spacing: -0.018em;
  margin: 0 0 8px;
}
.card-title a { text-decoration: none; color: var(--ink); }
.card-title a:hover { color: var(--accent); }
.card-meta { font-size: 13px; color: var(--ink-mute); margin: 0 0 12px; }
.card-text { font-size: 14.5px; color: var(--ink-soft); margin: 0; }
.card-text p { margin: 0; }

.tag-row { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 16px 0 0; padding: 0; }
.tag {
  font-size: 11.5px;
  letter-spacing: 0.04em;
  padding: 4px 11px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-mute);
  background: var(--paper);
}
.card-cta { margin: 18px 0 0; font-size: 13px; }
.card-cta a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 11.5px;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 2px;
}
.card-cta a:hover { color: var(--accent); border-color: var(--accent); }

/* ============================================================
   住宿卡
   ============================================================ */

.stay-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.stay-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }

.stay-media {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--paper-deep);
  overflow: hidden;
}
.stay-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease); }
.stay-card:hover .stay-media img { transform: scale(1.04); }
.stay-media-empty {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #e6e8eb 0%, #d4d8de 100%);
}

.stay-head { padding: 22px 22px 0; }
.stay-body { padding: 0 22px 22px; display: flex; flex-direction: column; flex: 1; }

.benefit-list {
  list-style: none;
  margin: 16px 0 0;
  padding: 0;
  display: grid;
  gap: 7px;
}
.benefit-list li {
  font-size: 13.5px;
  color: var(--ink-soft);
  padding-left: 22px;
  position: relative;
}
.benefit-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 7px;
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 1px;
  transform: rotate(45deg);
}
.benefit-list-lg li {
  padding: 14px 0 14px 28px;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
}
.benefit-list-lg li::before { top: 19px; }
.benefit-list-lg strong { display: block; color: var(--ink); font-weight: 600; }
.benefit-list-lg span { display: block; font-size: 13px; color: var(--ink-mute); margin-top: 2px; }

.stay-foot {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  flex-wrap: wrap;
}
.stay-price {
  font-family: var(--sans);
  font-size: 18px;
  font-weight: 600;
  margin: 0;
  color: var(--ink);
  letter-spacing: -0.02em;
}

/* 路线卡起价（USD） */
.route-card-price {
  margin: 0 0 10px;
  font-family: var(--sans);
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.route-card-price strong {
  font-size: 19px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.route-card-price span {
  font-size: 12.5px;
  color: var(--ink-soft, #5a5e66);
}

/* 联系页 WhatsApp 二维码 */
.wa-qr-card .wa-qr {
  display: flex;
  justify-content: center;
  margin: 4px 0 12px;
}
.wa-qr-card .wa-qr img {
  width: 200px;
  height: 200px;
  border: 1px solid var(--line, #e3e0da);
  border-radius: 10px;
  background: #fff;
}
.wa-qr-card .wa-qr-note {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft, #5a5e66);
}

/* 侧栏（目的地页 / 礼遇页）小尺寸 WhatsApp 二维码 */
.side-card .wa-qr {
  display: flex;
  justify-content: center;
  margin: 10px 0 8px;
}
.side-card .wa-qr img {
  background: #fff;
  padding: 6px;
  border: 1px solid var(--line, #e3e0da);
  border-radius: 8px;
}
.side-card .wa-qr-note {
  margin: 0 0 8px;
  font-size: 13px;
  line-height: 1.55;
  color: var(--ink-soft, #5a5e66);
}

.stay-valid { font-size: 11.5px; color: var(--ink-mute); margin: 0; letter-spacing: 0.03em; }
.offer-valid { font-size: 13.5px; color: var(--ink-mute); margin: 18px 0 0; }
.stays-note {
  font-size: 13.5px;
  color: var(--ink-mute);
  margin: 22px 0 0;
  padding: 15px 18px;
  background: var(--paper-alt);
  border-left: 2px solid var(--accent);
  line-height: 1.7;
}

/* ============================================================
   路线详情布局
   ============================================================ */

.route-layout, .dest-layout, .guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: 64px;
  padding-top: 48px;
  align-items: start;
}
.route-main, .dest-main, .guide-main { min-width: 0; }
.route-block { margin-bottom: 64px; }

.breadcrumb { margin-bottom: 30px; }
.breadcrumb ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin: 0;
  padding: 0;
  font-size: 12.5px;
}
.crumb-item { color: var(--ink-mute); display: flex; gap: 9px; align-items: center; }
.crumb-item + .crumb-item::before { content: "/"; color: var(--ink-faint); }
.crumb-item a { color: var(--ink-mute); text-decoration: none; }
.crumb-item a:hover { color: var(--accent); }
.crumb-item [aria-current] { color: var(--ink); }

.highlight-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 14px; }
.highlight-list li {
  font-size: 16px;
  color: var(--ink-soft);
  padding-left: 28px;
  position: relative;
  line-height: 1.66;
}
.highlight-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 11px;
  height: 11px;
  background: var(--accent);
  border-radius: 1px;
  transform: rotate(45deg);
}

.bestfor {
  margin-top: 30px;
  padding: 24px 26px;
  background: var(--paper-alt);
  border-left: 2px solid var(--accent);
}
.bestfor h3 {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  margin: 0 0 12px;
  color: var(--ink-mute);
}
.bestfor ul { margin: 0; padding-left: 18px; display: grid; gap: 6px; }
.bestfor li { font-size: 14.5px; color: var(--ink-soft); }

/* ============================================================
   日程
   ============================================================ */

.day-list { display: grid; gap: 0; }

.day {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: 40px;
  padding: 38px 0;
  border-top: 1px solid var(--line);
}
.day:first-child { border-top: 0; padding-top: 0; }

.day-head { position: relative; }
.day-num {
  display: inline-block;
  font-size: 10.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
}
.day-title {
  font-family: var(--sans);
  font-size: 20px;
  line-height: 1.34;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}
.day-detail { font-size: 15.5px; color: var(--ink-soft); margin: 0 0 20px; line-height: 1.76; }

.day-plan {
  margin: 0 0 18px;
  display: grid;
  gap: 10px;
  padding: 20px 22px;
  background: var(--paper-alt);
  border-radius: var(--radius);
}
.day-plan > div { display: grid; grid-template-columns: 92px minmax(0, 1fr); gap: 14px; align-items: baseline; }
.day-plan dt {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}
.day-plan dd { margin: 0; font-size: 14px; color: var(--ink-soft); }

.day-stay {
  font-size: 13.5px;
  color: var(--ink-soft);
  margin: 0 0 12px;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}
.day-stay span {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-right: 8px;
  font-weight: 600;
}
.day-stay a { color: var(--accent); text-decoration: none; font-weight: 600; }
.day-stay a:hover { text-decoration: underline; }

.day-tip {
  font-size: 14px;
  color: var(--ink-soft);
  margin: 0;
  padding: 14px 18px;
  border-left: 2px solid var(--accent);
  background: var(--accent-pale);
}
.day-tip strong { color: var(--accent-deep); font-weight: 600; }

/* ============================================================
   侧栏
   ============================================================ */

.route-side { position: sticky; top: 100px; display: grid; gap: 20px; }

.side-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 26px 24px;
}
.side-card h2 {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink);
}
.side-card p { font-size: 14px; color: var(--ink-soft); margin: 0 0 16px; }
.side-card .btn { width: 100%; text-align: center; margin-top: 4px; }

.side-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.side-list li { font-size: 14px; color: var(--ink-soft); }
.side-list li strong { color: var(--ink); }
.side-list small { display: block; font-size: 12px; color: var(--ink-mute); margin-top: 2px; }
.side-links a { color: var(--ink); text-decoration: none; font-weight: 600; }
.side-links a:hover { color: var(--accent); }
.side-toc { counter-reset: toc; gap: 8px; }
.side-toc a { color: var(--ink-soft); text-decoration: none; font-size: 13.5px; }
.side-toc a:hover { color: var(--accent); }
.side-contact { font-size: 13px !important; margin: 14px 0 0 !important; }
.side-contact a { color: var(--accent); }

.fact-list { margin: 0; display: grid; gap: 0; }
.fact-list > div {
  display: grid;
  grid-template-columns: 100px minmax(0, 1fr);
  gap: 14px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: baseline;
}
.fact-list > div:last-child { border-bottom: 0; }
.fact-list dt {
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}
.fact-list dd { margin: 0; font-size: 14px; color: var(--ink); }
.fact-list-wide { grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 0 36px; margin-bottom: 26px; }

.fact-block {
  padding: 22px 24px;
  border-left: 2px solid var(--accent);
  background: var(--paper-alt);
  margin-bottom: 16px;
  border-radius: 0 var(--radius) var(--radius) 0;
}
.fact-block h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 0 0 10px;
  color: var(--ink);
}
.fact-block p { font-size: 14.5px; color: var(--ink-soft); margin: 0 0 9px; }
.fact-block p:last-child { margin-bottom: 0; }
.fact-block a { color: var(--accent); text-decoration: none; font-weight: 600; }
.fact-block a:hover { text-decoration: underline; }

/* ============================================================
   亮点网格
   ============================================================ */

.highlight-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 18px; }
.hl-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: 22px;
}
.hl-card h3 { font-size: 16px; font-weight: 600; margin: 0 0 8px; letter-spacing: -0.015em; }
.hl-card p { margin: 0; font-size: 14px; color: var(--ink-soft); line-height: 1.68; }

/* ============================================================
   FAQ
   ============================================================ */

.faq-list { border-top: 1px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 44px 22px 0;
  position: relative;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  letter-spacing: -0.012em;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 28px;
  width: 11px;
  height: 11px;
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: rotate(45deg);
  transition: transform 0.25s var(--ease);
}
.faq-item[open] summary::after { transform: rotate(-135deg); top: 33px; }
.faq-item[open] summary { color: var(--accent); }
.faq-a { padding: 0 0 22px; }
.faq-a p { margin: 0; font-size: 15px; color: var(--ink-soft); line-height: 1.78; max-width: 76ch; }

/* ============================================================
   指南正文
   ============================================================ */

.guide-body { max-width: 70ch; }
.guide-note {
  margin: 0 0 26px;
  padding: 14px 18px;
  border: 1px solid #E4D9C4;
  border-left: 3px solid #BF9E67;
  background: #FBF8F2;
  border-radius: 6px;
}
.guide-note p { margin: 0; font-size: 15px; line-height: 1.7; color: var(--ink-soft); }
.guide-note a { color: var(--accent-deep); text-decoration: underline; }
.guide-section { margin-bottom: 46px; }
.guide-section h2 {
  font-size: 23px;
  font-weight: 600;
  margin: 0 0 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  letter-spacing: -0.022em;
}
.guide-section p { font-size: 16px; line-height: 1.82; color: var(--ink-soft); margin: 0 0 16px; }

/* ============================================================
   说明页
   ============================================================ */

.prose-cols { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 48px; }
.prose-cols h2 {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink);
}
.prose-cols p { font-size: 15px; color: var(--ink-soft); margin: 0 0 15px; }
.legal-prose p { max-width: 62ch; }

.stat-row {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.stat-row li { text-align: center; padding: 34px 16px; background: var(--paper); }
.stat-row strong {
  display: block;
  font-family: var(--sans);
  font-size: 44px;
  font-weight: 600;
  color: var(--accent);
  line-height: 1.05;
  letter-spacing: -0.04em;
}
.stat-row span {
  display: block;
  margin-top: 10px;
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}

.pick-card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 30px 28px;
  border-radius: var(--radius);
}
.pick-card h3 { font-size: 22px; font-weight: 600; margin: 0 0 10px; letter-spacing: -0.02em; }
.pick-card > p { color: var(--ink-soft); font-size: 14.5px; margin: 0 0 18px; }
.pick-card ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 10px; }
.pick-card li {
  font-size: 14px;
  color: var(--ink-mute);
  border-top: 1px solid var(--line-soft);
  padding-top: 10px;
}
.pick-card li a { color: var(--ink); text-decoration: none; font-weight: 600; }
.pick-card li a:hover { color: var(--accent); }

/* ============================================================
   CTA 带
   ============================================================ */

.cta-band { background: var(--dark); color: #fff; }
.cta-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 56px;
  align-items: center;
}
.cta-band .kicker { color: var(--terracotta); }
.cta-band .sec-title { color: #fff; }
.cta-band .sec-lead { color: var(--dark-soft); }
.cta-actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 0; }
.cta-band .btn { color: #fff; border-color: rgba(255, 255, 255, 0.4); }
.cta-band .btn:hover { background: #fff; color: var(--dark); border-color: #fff; }
.cta-band .btn-accent { background: var(--terracotta); border-color: var(--terracotta); color: #fff; }
.cta-band .btn-accent:hover { background: var(--terracotta-deep); border-color: var(--terracotta-deep); color: #fff; }

/* ============================================================
   表单
   ============================================================ */

.contact-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 56px; align-items: start; }
.contact-form-wrap {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 38px 36px;
  border-radius: var(--radius);
}
.contact-form h2 { font-size: 24px; font-weight: 600; margin: 0 0 26px; letter-spacing: -0.022em; }
.field-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field-full { grid-column: 1 / -1; }
.field span {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-weight: 600;
}
.field input, .field select, .field textarea {
  font-family: inherit;
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
  border-radius: var(--radius);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
  width: 100%;
}
.field textarea { resize: vertical; min-height: 120px; line-height: 1.7; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(72, 96, 120, 0.12);
}
.form-note { font-size: 13px; color: var(--ink-mute); margin: 20px 0 22px; }

/* ============================================================
   页头页脚
   ============================================================ */

.site-head {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 28px; height: 74px; }
.brand { display: flex; align-items: center; gap: 13px; text-decoration: none; flex-shrink: 0; }
.brand-mark { width: 38px; height: 38px; flex: 0 0 38px; object-fit: contain; }
.brand-name {
  font-family: var(--sans);
  font-size: 19px;
  letter-spacing: -0.02em;
  font-weight: 600;
}
.brand-sub {
  display: block;
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--ink-mute);
  margin-top: 1px;
  font-weight: 500;
}
.nav-links { display: flex; gap: 30px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; align-items: center; }
.nav-links a {
  text-decoration: none;
  font-size: 13.5px;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  padding: 6px 0;
  border-bottom: 1px solid transparent;
  font-weight: 500;
}
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--accent); }
.nav-cta {
  display: inline-block;
  background: var(--ink);
  color: #fff !important;
  text-decoration: none;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-weight: 600;
  transition: background 0.2s var(--ease);
}
.nav-cta:hover { background: var(--accent-deep); border-bottom-color: transparent; }

.site-foot { background: var(--dark); color: var(--dark-soft); padding: 72px 0 34px; margin-top: 100px; }
.foot-grid { display: grid; grid-template-columns: 1.6fr repeat(3, 1fr); gap: 48px; }
.foot-title {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: #fff;
  margin: 0 0 16px;
  font-weight: 600;
}
.foot-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.foot-list a { color: var(--dark-soft); text-decoration: none; font-size: 14px; }
.foot-list a:hover { color: #fff; }
.foot-logo { width: auto; height: 58px; margin: 2px 0 4px; }
.foot-brand p { font-size: 13.5px; line-height: 1.85; max-width: 42ch; margin: 14px 0; color: var(--dark-soft); }
.foot-bottom {
  margin-top: 54px;
  padding-top: 24px;
  border-top: 1px solid var(--dark-line);
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  justify-content: space-between;
  font-size: 12.5px;
}
.social { display: flex; gap: 10px; list-style: none; margin: 18px 0 0; padding: 0; }
.social a {
  color: var(--dark-soft);
  text-decoration: none;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid var(--dark-line);
  padding: 6px 12px;
  border-radius: var(--radius);
  font-weight: 600;
}
.social a:hover { color: #fff; border-color: rgba(255, 255, 255, 0.4); }

/* 品牌资质徽章（Virtuoso 成员旅行社）—— 与 .social 同一视觉语言，铜金描边作区分 */
.member-badge { margin: 18px 0 0; }
.member-badge a {
  display: inline-block;
  color: var(--bronze-soft, #d5be8d);
  text-decoration: none;
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  border: 1px solid rgba(176, 141, 87, 0.55);
  padding: 6px 12px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.member-badge a:hover { color: #fff; border-color: #d5be8d; }

/* ============================================================
   图片画廊
   ============================================================ */

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}
.gallery-item {
  margin: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--paper-deep);
  border-radius: var(--radius);
  position: relative;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.gallery-item:hover img { transform: scale(1.04); }
.gallery-item::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 45%;
  background: linear-gradient(180deg, rgba(10, 12, 15, 0) 0%, rgba(10, 12, 15, 0.5) 100%);
  pointer-events: none;
}
.gallery-item figcaption {
  position: absolute;
  left: 14px;
  bottom: 11px;
  z-index: 1;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.4);
}
.gallery-item-lead { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; }
.gallery-item-lead figcaption { left: 20px; bottom: 16px; font-size: 11.5px; }

@media (max-width: 780px) {
  .gallery { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .gallery-item-lead { grid-column: span 2; grid-row: span 1; aspect-ratio: 4 / 3; }
}

/* ============================================================
   路线图墙：主视觉下方的四宫格
   偶数格下沉，避免四张图排成一条呆板的横线
   ============================================================ */

.route-mosaic {
  width: min(1400px, calc(100% - 48px));
  margin: 26px auto 0;
}
.mosaic-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
.mosaic-item {
  margin: 0;
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--paper-deep);
}
.mosaic-item:nth-child(even) { margin-top: 30px; }
.mosaic-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.mosaic-item:hover img { transform: scale(1.04); }
.mosaic-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 12, 15, 0) 58%, rgba(10, 12, 15, 0.46) 100%);
  pointer-events: none;
}
.mosaic-item figcaption {
  position: absolute;
  left: 12px;
  bottom: 11px;
  z-index: 1;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.45);
}

@media (max-width: 1000px) {
  .route-mosaic { width: calc(100% - 32px); margin-top: 18px; }
  .mosaic-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .mosaic-item { aspect-ratio: 4 / 3; }
  .mosaic-item:nth-child(even) { margin-top: 0; }
}

/* ============================================================
   沿途城市卡
   ============================================================ */

.city-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}
.city-card {
  display: block;
  text-decoration: none;
  color: inherit;
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.city-card:hover {
  transform: translateY(-3px);
  border-color: var(--line);
  box-shadow: var(--shadow);
}
.city-media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--paper-deep);
}
.city-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease);
}
.city-card:hover .city-media img { transform: scale(1.05); }
.city-body { padding: 15px 17px 17px; }
.city-name {
  font-size: 17px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: 0 0 7px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.city-name span {
  font-family: var(--serif);
  font-size: 13.5px;
  font-weight: 400;
  color: var(--ink-faint);
}
.city-tag {
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-mute);
  margin: 0 0 13px;
}
.city-more {
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}

@media (max-width: 780px) {
  .city-strip { grid-template-columns: 1fr 1fr; gap: 12px; }
  .city-body { padding: 12px 13px 14px; }
  .city-name { font-size: 15.5px; }
  .city-tag { display: none; }
}

/* ============================================================
   日程缩略图：放在左侧窄栏标题下
   ============================================================ */

.day-photo { margin: 16px 0 0; }
.day-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--paper-deep);
}
.day-photo figcaption {
  margin-top: 8px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-faint);
}

@media (max-width: 780px) {
  .day-photo { margin-top: 4px; }
  .day-photo img { aspect-ratio: 16 / 9; }
}

/* ============================================================
   首页明信片带：标志性城市各一张，横排收尾
   ============================================================ */

.postcards { padding: 8px 0 0; }
.postcards-grid {
  width: min(1400px, calc(100% - 48px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 8px;
}
.postcard {
  position: relative;
  display: block;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--paper-deep);
}
.postcard img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s var(--ease);
}
.postcard:hover img { transform: scale(1.05); }
.postcard::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10, 12, 15, 0) 55%, rgba(10, 12, 15, 0.55) 100%);
  pointer-events: none;
}
.postcard span {
  position: absolute;
  left: 12px;
  bottom: 11px;
  z-index: 1;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #fff;
}

@media (max-width: 1000px) {
  .postcards-grid { grid-template-columns: repeat(3, 1fr); width: calc(100% - 32px); }
  .postcard { aspect-ratio: 4 / 3; }
}
@media (max-width: 560px) {
  .postcards-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================================
   路线卡：排版驱动
   ============================================================ */

.route-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-top: 2px solid var(--ink);
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 26px 26px 24px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}
.route-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-top-color: var(--accent);
}

.route-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}
.route-card-top .card-kicker { margin: 0; }

.route-card-days {
  margin: 0;
  display: flex;
  align-items: baseline;
  gap: 5px;
  color: var(--ink-mute);
  flex-shrink: 0;
}
.route-card-days strong {
  font-size: 30px;
  font-weight: 600;
  color: var(--ink);
  letter-spacing: -0.04em;
  line-height: 1;
}
.route-card-days span {
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
}

.route-card-title {
  font-family: var(--sans);
  font-size: 22px;
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -0.024em;
  margin: 0 0 10px;
}
.route-card-title a { text-decoration: none; color: var(--ink); }
.route-card-title a:hover { color: var(--accent); }

.route-card-meta {
  font-size: 12.5px;
  color: var(--ink-mute);
  margin: 0 0 14px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-soft);
  letter-spacing: 0.01em;
}

.route-card-text {
  font-size: 14.5px;
  color: var(--ink-soft);
  margin: 0 0 20px;
  line-height: 1.7;
  flex: 1;
}

/* ============================================================
   响应式
   ============================================================ */

@media (max-width: 1100px) {
  .route-layout, .dest-layout, .guide-layout, .contact-layout { grid-template-columns: minmax(0, 1fr); }
  .route-side { position: static; }
  .cta-inner { grid-template-columns: 1fr; gap: 32px; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 780px) {
  .wrap { width: calc(100% - 36px); }
  .day { grid-template-columns: 1fr; gap: 18px; }
  .day-plan > div { grid-template-columns: 78px minmax(0, 1fr); }
  .nav { height: auto; flex-wrap: wrap; padding: 14px 0; gap: 14px; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: 12.5px; }
  .brand-sub { display: none; }
  .foot-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-meta { gap: 16px 30px; }
  .contact-form-wrap { padding: 26px 22px; }
  .site-foot { margin-top: 72px; }
  .grid { gap: 20px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .site-head, .site-foot, .route-side, .hero-actions, .cta-band { display: none; }
  body { background: #fff; }
}

/* 联系表单：提交状态与反垃圾隐藏字段 */
.hp-field { position: absolute; left: -9999px; top: -9999px; height: 1px; width: 1px; overflow: hidden; }
.form-status {
  font-size: 14px;
  line-height: 1.6;
  padding: 12px 16px;
  border-radius: 8px;
  margin: 14px 0 0;
}
.form-ok { background: #f0f7f2; color: #2c5a3f; border: 1px solid #cfe4d6; }
.form-err { background: #faf1f0; color: #8a3d34; border: 1px solid #ecd2cf; }