/* 公路公社官网 · 视觉系统
   沿用小程序的暖石色与深夜色，橙色只用于最重要的行动；标题用宋体营造杂志感，正文用系统黑体。 */
:root {
  --bg: #f4f2ed;
  --paper: #fbfaf7;
  --mist: #eeebe4;
  --sand: #e5e0d5;
  --line: #e1ddd3;
  --line-strong: #c9c3b6;
  --ink: #24231f;
  --ink-2: #5c5850;
  --ink-3: #6b665c;
  --night: #111a1f;
  --night-2: #1c272d;
  --night-text: #c4ccd0;
  --accent: #ff9100;
  --accent-deep: #9a5400;
  --price: #b4412e;
  --serif: "Songti SC", "STSong", "Noto Serif SC", "Source Han Serif SC", "Noto Serif CJK SC", "SimSun", serif;
  --sans: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, sans-serif;
  --wrap: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --r: 4px;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.75 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration-thickness: 1px; text-underline-offset: 3px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 600; line-height: 1.3; letter-spacing: .01em; margin: 0 0 .6em; text-wrap: balance; }
h1 { font-size: clamp(30px, 6vw, 60px); line-height: 1.2; }
h2 { font-size: clamp(24px, 3.4vw, 36px); }
h3 { font-size: 19px; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.narrow { max-width: 820px; }
.eyebrow { font: 600 12px/1.6 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: var(--accent-deep); margin: 0 0 10px; }
.eyebrow.light { color: #ffd29a; }
.muted { color: var(--ink-2); }
.small { font-size: 14px; }
.center { text-align: center; }
.lead { font-size: clamp(17px, 2vw, 20px); line-height: 1.85; color: var(--ink-2); }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: #fff; padding: 8px 12px; z-index: 99; }
.skip:focus { left: 8px; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.preview-bar { margin: 0; background: var(--accent); color: var(--ink); font-size: 13px; text-align: center; padding: 6px 16px; position: relative; z-index: 60; }

/* ---------- 按钮 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 0 24px; border-radius: 999px; font: 600 15px/1 var(--sans); text-decoration: none; border: 1px solid transparent; cursor: pointer; transition: transform .15s ease, background .15s ease; }
.btn:active { transform: translateY(1px); }
.btn-accent { background: var(--accent); color: var(--ink); }
.btn-accent:hover { background: #ffa12e; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-ghost { border-color: rgba(255,255,255,.7); color: #fff; }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-line { border-color: var(--line-strong); color: var(--ink); }
.btn.block { display: flex; width: 100%; }
.link-arrow { font-weight: 600; text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 2px; white-space: nowrap; }

/* ---------- 顶部导航 ---------- */
.site-header { position: sticky; top: 0; z-index: 50; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 12px var(--gutter); background: rgba(244,242,237,.94); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--line); }
.site-header.over-hero { position: absolute; left: 0; right: 0; background: transparent; border-color: transparent; backdrop-filter: none; color: #fff; }
.site-header.over-hero.scrolled { position: fixed; background: rgba(17,26,31,.88); backdrop-filter: blur(10px); }
.logo { display: flex; flex-direction: column; text-decoration: none; line-height: 1.1; }
.logo-cn { font: 700 20px/1.1 var(--serif); letter-spacing: .12em; margin: 0; }
.logo-en { font: 600 10px/1.4 var(--sans); letter-spacing: .32em; opacity: .75; }
.menu-btn { width: 44px; height: 44px; display: flex; flex-direction: column; justify-content: center; align-items: center; gap: 7px; }
.menu-btn span { width: 22px; height: 2px; background: currentColor; transition: transform .2s; }
.site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--night); color: #fff; padding: 8px var(--gutter) 24px; flex-direction: column; max-height: calc(100svh - 68px); overflow-y: auto; }
.site-nav:target, .site-nav.open { display: flex; }
.site-header:has(.site-nav.open) .menu-btn span:first-child, .site-header:has(.site-nav:target) .menu-btn span:first-child { transform: translateY(4.5px) rotate(45deg); }
.site-header:has(.site-nav.open) .menu-btn span:last-child, .site-header:has(.site-nav:target) .menu-btn span:last-child { transform: translateY(-4.5px) rotate(-45deg); }
.site-nav a { text-decoration: none; padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,.1); font-size: 17px; }
.site-nav a[aria-current] { color: var(--accent); }
.site-nav .nav-cta { margin-top: 16px; border: 0; background: var(--accent); color: var(--ink); border-radius: 999px; text-align: center; font-weight: 600; }
.site-nav .nav-close { border: 0; text-align: center; font-size: 14px; color: var(--night-text); }
@media (min-width: 960px) {
  .menu-btn, .site-nav .nav-close { display: none; }
  .site-nav, .site-nav:target { display: flex; position: static; flex-direction: row; align-items: center; gap: 28px; background: none; color: inherit; padding: 0; max-height: none; overflow: visible; }
  .site-nav a { border: 0; padding: 6px 0; font-size: 15px; }
  .site-nav a[aria-current] { color: inherit; box-shadow: inset 0 -2px var(--accent); }
  .site-nav .nav-cta { margin: 0; padding: 10px 20px; }
}

/* ---------- 首屏 ---------- */
.hero, .r-hero, .about-hero { position: relative; color: #fff; background: var(--night); overflow: hidden; }
.hero { min-height: 100svh; display: flex; align-items: flex-end; }
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero .hero-img { object-position: 64% 50%; }
.hero-shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10,15,18,.45) 0%, rgba(10,15,18,0) 28%, rgba(10,15,18,.1) 50%, rgba(10,15,18,.78) 100%); }
.hero-text { position: relative; width: 100%; padding-bottom: clamp(56px, 10vh, 120px); }
.hero h1 { max-width: 15em; font-size: clamp(32px, 6.4vw, 72px); margin-bottom: 20px; }
.hero-sub { font-size: clamp(16px, 2vw, 20px); max-width: 32em; color: rgba(255,255,255,.88); margin-bottom: 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero-caption { position: absolute; right: var(--gutter); bottom: 18px; margin: 0; font-size: 12px; letter-spacing: .1em; color: rgba(255,255,255,.65); writing-mode: vertical-rl; }
@media (max-width: 640px) { .hero-caption { writing-mode: horizontal-tb; bottom: 12px; } }

/* ---------- 区块 ---------- */
.section { padding: clamp(56px, 9vw, 112px) 0; }
.section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; margin-bottom: clamp(24px, 4vw, 48px); flex-wrap: wrap; }
.section-head h2 { margin: 0; }
.intro { padding-top: clamp(64px, 10vw, 128px); padding-bottom: clamp(40px, 6vw, 72px); }
.display { font-size: clamp(28px, 4.6vw, 52px); max-width: 16em; }
.intro-cols { display: grid; gap: 32px; margin-top: 24px; }
@media (min-width: 900px) { .intro-cols { grid-template-columns: 1.4fr 1fr; gap: 80px; } }
.facts { margin: 0; display: grid; gap: 0; border-top: 1px solid var(--ink); }
.facts div { display: flex; justify-content: space-between; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); }
.facts dt { color: var(--ink-3); font-size: 14px; }
.facts dd { margin: 0; font-weight: 600; text-align: right; }

/* 线路行：大图 + 文字，左右交替，不用卡片 */
.route-list { display: grid; gap: clamp(40px, 7vw, 88px); }
.route-row { display: grid; gap: 20px; align-items: center; }
.route-media { display: block; aspect-ratio: 4 / 3; overflow: hidden; background: var(--sand); border-radius: var(--r); }
.route-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.route-media.no-photo { display: flex; flex-direction: column; justify-content: flex-end; padding: clamp(20px, 3vw, 36px); background: var(--night-2); color: #fff; text-decoration: none; }
.np-title { font: 600 clamp(26px, 3.6vw, 40px)/1.25 var(--serif); }
.np-sub { color: var(--night-text); font-size: 14px; margin-top: 8px; }
.route-row:hover .route-media img { transform: scale(1.03); }
.route-title { font-size: clamp(22px, 3vw, 32px); margin-bottom: 10px; }
.route-title a { text-decoration: none; }
.route-sub { color: var(--ink-2); }
@media (min-width: 900px) {
  .route-row { grid-template-columns: 1.15fr 1fr; gap: 64px; }
  .route-row.flip .route-media { order: 2; }
}
.ticks { list-style: none; padding: 0; margin: 0 0 18px; display: grid; gap: 6px; }
.ticks li { position: relative; padding-left: 20px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .78em; width: 10px; height: 1px; background: var(--accent-deep); }
.ticks.big li { font-size: 17px; padding-top: 4px; padding-bottom: 4px; }
.route-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 20px; margin: 0 0 20px; padding: 16px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.route-meta div:last-child:nth-child(3) { grid-column: 1 / -1; }
.route-meta dt { font-size: 12px; color: var(--ink-3); letter-spacing: .06em; }
.route-meta dd { margin: 0; font-weight: 600; font-size: 15px; }
.price { color: var(--price); }

/* 目的地索引 */
.explore { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.index-list { list-style: none; margin: 24px 0 0; padding: 0; border-top: 1px solid var(--ink); }
.index-list a { display: grid; grid-template-columns: 44px 1fr auto; gap: 4px 16px; align-items: baseline; padding: 18px 0; border-bottom: 1px solid var(--line); text-decoration: none; }
.index-list a:hover .name { color: var(--accent-deep); }
.index-list .num { font: 600 13px var(--sans); color: var(--ink-3); }
.index-list .name { font: 600 clamp(19px, 2.4vw, 26px)/1.3 var(--serif); }
.index-list .desc { grid-column: 2; color: var(--ink-2); font-size: 14px; }
.index-list .count { grid-column: 3; grid-row: 1; font-size: 13px; color: var(--ink-3); white-space: nowrap; }
@media (min-width: 900px) { .index-list a { grid-template-columns: 64px 220px 1fr auto; } .index-list .desc { grid-column: 3; grid-row: 1; } .index-list .count { grid-column: 4; } }
.more-dest { margin-top: 20px; color: var(--ink-2); }
.more-dest span { margin: 0 8px; color: var(--line-strong); }

/* 深色区块 */
.night { background: var(--night); color: #fff; }
.night p, .night-text { color: var(--night-text); }
.feature-grid { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .feature-grid { grid-template-columns: 1fr 1.1fr; gap: 80px; } }
.feature-photo { border-radius: var(--r); overflow: hidden; }
.feature-photo img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; object-position: 50% 80%; }
@media (min-width: 900px) { .feature-photo img { aspect-ratio: 4 / 5; } }
.features { list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 24px; }
@media (min-width: 640px) { .features { grid-template-columns: 1fr 1fr; gap: 32px 40px; } }
.features .num { font: 600 12px var(--sans); color: var(--accent); letter-spacing: .1em; }
.features h3 { margin: 6px 0 6px; color: #fff; }
.features p { margin: 0; font-size: 15px; }

/* 影像拼贴 */
.mosaic { display: grid; gap: 8px; grid-template-columns: 1fr 1fr; }
.mosaic figure { margin: 0; overflow: hidden; border-radius: var(--r); background: var(--sand); }
.mosaic img { width: 100%; height: 100%; object-fit: cover; }
.mosaic .m1, .mosaic .m5 { aspect-ratio: 3 / 4; }
.mosaic .m2 { grid-column: 1 / -1; aspect-ratio: 16 / 9; }
.mosaic .m3, .mosaic .m4 { aspect-ratio: 1; }
@media (min-width: 900px) {
  .mosaic { grid-template-columns: repeat(3, 1fr); grid-template-rows: 300px 300px; gap: 12px; }
  .mosaic figure { aspect-ratio: auto !important; }
  .mosaic .m1 { grid-row: 1 / 3; }
  .mosaic .m2 { grid-column: 2 / 4; }
  .mosaic .m3 { grid-column: 2; }
  .mosaic .m4 { grid-column: 3; }
  .mosaic .m5 { display: none; }
}
.caption-note { margin-top: 12px; font-size: 13px; color: var(--ink-3); }

/* 人物 */
.people { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 24px; }
.people.small { grid-template-columns: repeat(auto-fill, minmax(110px, 1fr)); margin-top: 16px; }
.person { text-decoration: none; display: grid; gap: 4px; }
.person-photo { display: block; aspect-ratio: 3 / 4; border-radius: var(--r); overflow: hidden; background: var(--sand); margin-bottom: 8px; }
.person-photo img { width: 100%; height: 100%; object-fit: cover; }
.person span { font-size: 13px; color: var(--ink-3); }

/* 文章列表 */
.article-list { display: grid; gap: 32px; }
@media (min-width: 760px) { .article-list { grid-template-columns: repeat(3, 1fr); } .article-list.wide { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .article-list.wide { grid-template-columns: repeat(3, 1fr); } }
.article-item a { display: block; text-decoration: none; border-top: 1px solid var(--ink); padding-top: 16px; }
.article-cover { display: block; aspect-ratio: 3 / 2; overflow: hidden; border-radius: var(--r); margin-bottom: 14px; background: var(--sand); }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.article-item h3 { font-size: 21px; margin: 4px 0 8px; }
.article-item p { color: var(--ink-2); font-size: 15px; margin: 0; }

/* 保障 */
.promise { background: var(--mist); }
.promise-grid { display: grid; gap: 32px; }
@media (min-width: 900px) { .promise-grid { grid-template-columns: 1fr 1.3fr; gap: 80px; } }
.checks { list-style: none; padding: 0; margin: 0; display: grid; gap: 0; }
.checks li { padding: 14px 0 14px 32px; border-bottom: 1px solid var(--line-strong); position: relative; font-size: 17px; }
.checks li::before { content: ""; position: absolute; left: 4px; top: 22px; width: 12px; height: 6px; border-left: 2px solid var(--accent-deep); border-bottom: 2px solid var(--accent-deep); transform: rotate(-45deg); }

/* FAQ */
.faq { border-top: 1px solid var(--ink); margin: 16px 0 24px; }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary { list-style: none; cursor: pointer; padding: 18px 40px 18px 0; position: relative; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; position: absolute; right: 4px; top: 14px; font: 300 26px/1 var(--sans); color: var(--ink-3); transition: transform .2s; }
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item summary h2, .faq-item summary h3 { margin: 0; font-size: 18px; font-family: var(--sans); font-weight: 600; line-height: 1.5; }
.faq-a { padding: 0 0 18px; color: var(--ink-2); }
.faq-group + .faq-group { margin-top: 40px; }

/* 咨询区 */
.contact-band { background: var(--night); color: #fff; padding: clamp(56px, 8vw, 96px) 0; }
.contact-grid { display: grid; gap: 40px; }
@media (min-width: 960px) { .contact-grid { grid-template-columns: 1fr 1.3fr; gap: 72px; } }
.contact-band h2 { color: #fff; }
.ways { list-style: none; padding: 0; margin: 24px 0; }
.ways li { display: grid; grid-template-columns: 80px 1fr; gap: 4px 12px; padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.ways span { color: var(--night-text); font-size: 14px; }
.ways strong { font-size: 18px; }
.ways em { grid-column: 2; font-style: normal; font-size: 13px; color: var(--night-text); }
.qr { margin: 16px 0 0; width: 168px; }
.qr img { background: #fff; padding: 8px; border-radius: var(--r); }
.qr figcaption { font-size: 13px; margin-top: 6px; color: inherit; opacity: .75; }

.inquiry { background: var(--paper); color: var(--ink); border-radius: 6px; padding: clamp(20px, 3vw, 32px); }
.form-grid { display: grid; gap: 14px 16px; }
@media (min-width: 640px) { .form-grid { grid-template-columns: 1fr 1fr; } .span2 { grid-column: 1 / -1; } }
.inquiry label { display: grid; gap: 6px; font-size: 14px; color: var(--ink-2); }
.inquiry label b { color: var(--price); font-weight: 600; }
.inquiry input, .inquiry select, .inquiry textarea { width: 100%; font: 16px/1.5 var(--sans); color: var(--ink); background: #fff; border: 1px solid var(--line-strong); border-radius: var(--r); padding: 11px 12px; min-height: 48px; }
.inquiry textarea { resize: vertical; }
.inquiry input:focus, .inquiry select:focus, .inquiry textarea:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.hp { position: absolute; left: -9999px; }
.form-error { color: var(--price); min-height: 1.5em; margin: 12px 0 8px; font-size: 14px; }
.form-error:empty { min-height: 0; margin: 8px 0 0; }
.form-note { font-size: 12px; color: var(--ink-3); margin: 12px 0 0; }
.inquiry .btn { width: 100%; }
@media (min-width: 640px) { .inquiry .btn { width: auto; } }
.inquiry.sent { text-align: center; padding: 48px 24px; }

/* ---------- 列表页 ---------- */
.page-head { padding-top: clamp(28px, 5vw, 56px); padding-bottom: clamp(24px, 4vw, 40px); }
.page-head .lead { max-width: 44em; }
.crumbs ol { list-style: none; padding: 0; margin: 0 0 20px; display: flex; flex-wrap: wrap; gap: 4px; font-size: 13px; color: var(--ink-3); }
.crumbs li + li::before { content: "/"; margin-right: 4px; opacity: .6; }
.crumbs a { text-decoration: none; }
.r-hero .crumbs ol, .about-hero .crumbs ol { color: rgba(255,255,255,.75); }
.filters { display: grid; grid-template-columns: 1fr auto; gap: 10px; margin: 24px 0 16px; max-width: 760px; }
.filters .f-search { grid-column: 1 / -1; }
@media (min-width: 640px) { .filters { grid-template-columns: 1fr 160px auto; } .filters .f-search { grid-column: auto; } }
.filters input, .filters select { width: 100%; min-height: 48px; font: 16px var(--sans); border: 1px solid var(--line-strong); border-radius: 999px; padding: 0 18px; background: #fff; color: var(--ink); }
.cat-tabs { display: flex; gap: 8px; overflow-x: auto; padding: 4px 0 8px; margin: 0 calc(var(--gutter) * -1); padding-left: var(--gutter); padding-right: var(--gutter); scrollbar-width: none; }
.cat-tabs::-webkit-scrollbar { display: none; }
.cat-tabs a { flex: 0 0 auto; text-decoration: none; border: 1px solid var(--line-strong); border-radius: 999px; padding: 8px 16px; font-size: 14px; display: inline-flex; gap: 6px; align-items: baseline; }
.cat-tabs a small { color: var(--ink-3); font-size: 12px; }
.cat-tabs a[aria-current] { background: var(--ink); color: #fff; border-color: var(--ink); }
.cat-tabs a[aria-current] small { color: var(--night-text); }
.cat-block { padding: clamp(32px, 5vw, 56px) 0; border-top: 1px solid var(--line); }
.cat-block h2 a { text-decoration: none; }
.result-count { color: var(--ink-3); margin-bottom: 32px; }
.empty-note { padding: 40px 0 64px; max-width: 40em; }
.custom-teaser { margin: 48px 0 72px; padding: clamp(24px, 4vw, 48px); background: var(--paper); border: 1px solid var(--line); border-radius: 6px; display: grid; gap: 20px; align-items: center; }
@media (min-width: 900px) { .custom-teaser { grid-template-columns: 1fr auto; } }

/* ---------- 线路详情 ---------- */
.r-hero, .about-hero { min-height: min(78svh, 720px); display: flex; align-items: flex-end; }
.r-hero-text { position: relative; width: 100%; padding-top: 120px; padding-bottom: clamp(40px, 7vw, 80px); }
.r-hero h1 { max-width: 18em; font-size: clamp(30px, 5.4vw, 60px); }
.facts-wrap { margin-top: clamp(-40px, -4vw, -24px); position: relative; }
.facts-wrap .eyebrow { display: block; margin-bottom: 0; padding: 18px clamp(20px, 3vw, 32px) 0; background: var(--paper); border-radius: 6px 6px 0 0; font-family: var(--sans); }
.fact-grid { margin: 0; background: var(--paper); border-radius: 0 0 6px 6px; padding: 8px clamp(20px, 3vw, 32px) 20px; display: grid; grid-template-columns: 1fr; box-shadow: 0 20px 40px -32px rgba(17,26,31,.4); }
@media (min-width: 640px) { .fact-grid { grid-template-columns: 1fr 1fr; column-gap: 32px; } }
@media (min-width: 1000px) { .fact-grid { grid-template-columns: repeat(3, 1fr); } }
.fact-grid div { padding: 12px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 84px 1fr; gap: 12px; }
.fact-grid dt { color: var(--ink-3); font-size: 13px; padding-top: 2px; }
.fact-grid dd { margin: 0; font-size: 15px; font-weight: 500; }
.r-layout { display: grid; gap: 40px; padding-top: 40px; padding-bottom: 40px; }
@media (min-width: 1000px) { .r-layout { grid-template-columns: minmax(0, 1fr) 320px; gap: 64px; } }
.toc { background: var(--mist); border-radius: 6px; padding: 16px 20px; margin-bottom: 16px; font-size: 14px; }
.toc p { margin: 0 0 6px; font-weight: 600; }
.toc ol { margin: 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.toc a { text-decoration: none; color: var(--ink-2); }
.toc a:hover { color: var(--ink); text-decoration: underline; }
.r-sec { padding: clamp(32px, 5vw, 48px) 0 8px; border-bottom: 1px solid var(--line); }
.r-sec:last-child { border-bottom: 0; }
.r-sec h2 { font-size: clamp(22px, 3vw, 30px); }
.r-sec h3 { margin-top: 24px; }
.chain { list-style: none; padding: 0; margin: 8px 0 12px; display: flex; flex-wrap: wrap; gap: 8px 0; counter-reset: c; }
.chain li { display: flex; align-items: center; font-size: 15px; }
.chain li::before { counter-increment: c; content: counter(c); width: 22px; height: 22px; border-radius: 50%; background: var(--ink); color: #fff; font-size: 11px; display: inline-grid; place-items: center; margin-right: 6px; flex: 0 0 auto; }
.chain li:not(:last-child)::after { content: ""; width: 22px; height: 1px; background: var(--line-strong); margin: 0 8px; }
.map-img { margin: 0 0 16px; border-radius: var(--r); overflow: hidden; border: 1px solid var(--line); }
.days { list-style: none; padding: 0; margin: 0; }
.day { position: relative; padding: 8px 0 32px 0; border-bottom: 1px dashed var(--line-strong); margin-bottom: 24px; }
.day:last-child { border-bottom: 0; }
.day-no { font: 700 12px var(--sans); letter-spacing: .2em; color: var(--accent-deep); margin: 0 0 4px; }
.day h3 { font-size: clamp(19px, 2.4vw, 23px); margin: 0 0 14px; }
.day p { color: var(--ink); }
.day-meta { margin: 16px 0 0; display: grid; gap: 8px; background: var(--mist); border-radius: var(--r); padding: 12px 16px; }
.day-meta div { display: grid; grid-template-columns: 44px 1fr; gap: 8px; font-size: 14px; }
.day-meta dt { color: var(--ink-3); }
.day-meta dd { margin: 0; }
.day-photos, .gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 240px), 1fr)); gap: 10px; margin: 16px 0; }
.day-photos figure, .gallery figure { margin: 0; }
.day-photos img, .gallery img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: var(--r); background: var(--sand); }
figcaption { font-size: 13px; color: var(--ink-3); margin-top: 6px; }
.schedule { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 14px 18px; margin: 8px 0 0; }
.schedule-title { font-weight: 600; font-size: 14px; margin: 0 0 8px; }
.schedule ol { list-style: none; margin: 0; padding: 0; }
.schedule li { display: grid; grid-template-columns: 56px 1fr; gap: 8px; padding: 6px 0; border-top: 1px solid var(--mist); font-size: 14px; }
.schedule time { font-variant-numeric: tabular-nums; color: var(--accent-deep); font-weight: 600; }
.dots { padding-left: 1.2em; margin: 0 0 1em; }
.dots li { margin: 4px 0; }
.dots li::marker { color: var(--accent-deep); }
.plain-list { list-style: none; padding: 0; margin: 0; }
.plain-list li { display: grid; grid-template-columns: 72px 1fr; gap: 8px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.plain-list b { font-weight: 600; color: var(--ink-3); font-size: 14px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags span { border: 1px solid var(--line-strong); border-radius: 999px; padding: 4px 12px; font-size: 14px; }
.dest-links { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.dest-links a { display: grid; gap: 2px; padding: 14px 16px; background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); text-decoration: none; }
.dest-links span { color: var(--ink-2); font-size: 14px; }
.price-box { background: var(--paper); border: 1px solid var(--line); border-radius: 6px; padding: 20px 24px; margin-bottom: 24px; }
.price-big { font: 700 clamp(26px, 3.4vw, 32px)/1.2 var(--sans); color: var(--price); margin: 0 0 6px; font-variant-numeric: tabular-nums; }
.pkg { width: 100%; border-collapse: collapse; margin: 16px 0 8px; font-size: 15px; }
.pkg th, .pkg td { text-align: left; padding: 10px 8px; border-bottom: 1px solid var(--line); }
.pkg th { font-size: 13px; color: var(--ink-3); font-weight: 500; }
.pkg small { display: block; color: var(--ink-3); }
.incl { display: grid; gap: 8px 32px; }
@media (min-width: 760px) { .incl { grid-template-columns: 1fr 1fr; } }
.date-list { list-style: none; padding: 0; margin: 0 0 12px; display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 8px; }
.date-list li { border: 1px solid var(--line-strong); border-radius: var(--r); padding: 10px 14px; display: flex; justify-content: space-between; gap: 8px; font-size: 15px; }
.date-list span { color: var(--ink-3); font-size: 13px; }
.link-list { list-style: none; padding: 0; margin: 0; }
.link-list li { padding: 12px 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.link-list a { font-weight: 600; }
.link-list span { color: var(--ink-3); font-size: 14px; }
.r-aside { display: none; }
@media (min-width: 1000px) {
  .r-aside { display: block; }
  .book-card { position: sticky; top: 96px; background: var(--paper); border: 1px solid var(--line); border-radius: 6px; padding: 24px; display: grid; gap: 10px; }
  .book-card p { margin: 0; }
}
.mini-code { margin: 12px 0 0; text-align: center; }
.mini-code img { margin: 0 auto; }
.mobile-bar { position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom)); background: rgba(251,250,247,.97); border-top: 1px solid var(--line); backdrop-filter: blur(8px); }
.mobile-bar div { display: grid; line-height: 1.3; }
.mobile-bar strong { color: var(--price); font-size: 18px; }
.mobile-bar span { font-size: 12px; color: var(--ink-3); }
.mobile-bar .btn { min-width: 120px; }
@media (min-width: 1000px) { .mobile-bar { display: none; } }
@media (max-width: 999px) { body:has(.mobile-bar) .site-footer { padding-bottom: 88px; } }

/* ---------- 文章 / 品牌 ---------- */
.guide { padding-top: clamp(28px, 5vw, 56px); padding-bottom: 40px; }
.guide h1 { font-size: clamp(28px, 4.6vw, 46px); }
.byline { color: var(--ink-3); font-size: 14px; }
.answer { border-left: 3px solid var(--accent); background: var(--paper); padding: 16px 20px; margin: 24px 0; font-size: 17px; }
.answer-label { font-weight: 700; font-size: 13px; letter-spacing: .1em; color: var(--accent-deep); margin-bottom: 6px; }
.answer p:last-child { margin: 0; }
.guide-cover { margin: 24px 0; border-radius: var(--r); overflow: hidden; }
.prose { font-size: 17px; line-height: 1.95; }
.prose figure { margin: 24px 0; }
.prose img { border-radius: var(--r); }
.source { margin-top: 32px; padding-top: 16px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-3); }
blockquote { margin: 16px 0; padding: 0 0 0 20px; border-left: 2px solid var(--ink); font: 500 20px/1.7 var(--serif); }
.founder-photo { width: 160px; margin: 0 0 16px; border-radius: var(--r); overflow: hidden; }
.dest-grid { display: grid; gap: 32px; grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr)); padding-bottom: 64px; }
.dest-card { text-decoration: none; display: block; border-top: 1px solid var(--ink); padding-top: 14px; }
.dest-cover { display: block; aspect-ratio: 4 / 3; overflow: hidden; border-radius: var(--r); margin-bottom: 12px; background: var(--sand); }
.dest-cover img { width: 100%; height: 100%; object-fit: cover; }
.dest-card p { color: var(--ink-2); }
.leader-list { display: grid; gap: 56px; padding-bottom: 40px; }
.leader { display: grid; gap: 24px; }
@media (min-width: 760px) { .leader { grid-template-columns: 260px 1fr; gap: 48px; } }
.leader-photo { margin: 0; border-radius: var(--r); overflow: hidden; aspect-ratio: 3 / 4; background: var(--sand); }
.leader-photo img { width: 100%; height: 100%; object-fit: cover; }
.photo-wall { columns: 2 220px; column-gap: 10px; margin-top: 24px; }
.photo-wall figure { margin: 0 0 10px; break-inside: avoid; }
.photo-wall img { width: 100%; height: auto; border-radius: var(--r); }
.contact-page { display: grid; gap: 40px; padding-bottom: 80px; }
@media (min-width: 900px) { .contact-page { grid-template-columns: 320px 1fr; gap: 72px; } }
.way { padding: 0 0 18px; margin-bottom: 18px; border-bottom: 1px solid var(--line); }
.way-v { font: 600 22px/1.4 var(--sans); margin: 0; }
.contact-form h2 { font-size: 24px; }
.sent { padding-top: 80px; padding-bottom: 120px; }

/* ---------- 页脚 ---------- */
.site-footer { background: #0b1114; color: var(--night-text); padding: 56px 0 24px; font-size: 14px; }
.site-footer a { text-decoration: none; }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; gap: 32px; grid-template-columns: 1fr 1fr; }
.footer-brand { grid-column: 1 / -1; }
@media (min-width: 900px) { .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; } .footer-brand { grid-column: auto; } }
.footer-brand .logo-cn { color: #fff; font-size: 22px; margin-bottom: 6px; }
.footer-brand .eyebrow { color: #8fa0a8; }
.footer-brand .muted { color: var(--night-text); }
.footer-title { color: #fff; font-weight: 600; margin-bottom: 10px; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 6px; }
.legal { margin-top: 40px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.1); font-size: 12px; color: #8fa0a8; display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.legal p { margin: 0; }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; } }
@media print { .site-header, .mobile-bar, .contact-band, .r-aside, .toc { display: none !important; } }