:root {
  --brand: #1a4d8f;          /* 深蓝：运输、专业、可信 */
  --brand-dark: #133a6c;     /* 深蓝暗色 */
  --brand-light: #e8f1fa;    /* 浅蓝背景 */
  --blue: #2f6fd0;           /* 辅助蓝：链接、焦点 */
  --blue-dark: #1e5fc2;
  --blue-light: #eef4fc;     /* 浅蓝背景 */
  --accent: #c45c22;         /* 运输橙：CTA、高亮，降低饱和度后不那么刺眼 */
  --accent-dark: #a44a1a;
  --accent-light: #fdf0e8;   /* 浅橙背景 */
  --error: #b3242e;          /* 仅用于错误提示 */
  --error-light: #fdecee;
  --ink: #1c2530;
  --muted: #5b6878;
  --line: #dfe5ee;
  --bg: #ffffff;
  --bg-alt: #f5f8fc;
  --ok: #1f8a4c;
  --radius: 16px;
  --maxw: 1140px;
  --font: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3 { line-height: 1.3; color: var(--ink); }
h1 { font-size: clamp(1.8rem, 4.4vw, 3rem); margin: 0 0 .4em; letter-spacing: -0.01em; }
h2 { font-size: clamp(1.3rem, 2.6vw, 1.9rem); margin: 1.6em 0 .6em; }
h3 { font-size: 1.12rem; margin: 1.2em 0 .4em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 860px; }
.center { text-align: center; }

/* ===================== 顶部信任条 ===================== */
.topbar { background: var(--brand-dark); color: #e8f1fa; font-size: .85rem; }
.topbar .container { display: flex; justify-content: space-between; align-items: center; height: 40px; gap: 16px; }
.topbar a { color: #e8f1fa; }
.topbar .tb-left { display: flex; gap: 20px; flex-wrap: wrap; align-items: center; }
.topbar .tb-left span b { color: #9ec5ef; font-weight: 700; }
.topbar .tb-right a { margin-left: 16px; }

/* ===================== Header ===================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 70px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.2rem; color: var(--ink); }
.brand img { border-radius: 9px; }
.brand small { display:block; font-size:.7rem; font-weight:600; color:var(--muted); letter-spacing:.04em; }
.site-nav { display: flex; gap: 20px; flex-wrap: wrap; font-size: .96rem; }
.site-nav a { color: var(--muted); }
.site-nav a:hover, .site-nav a.active { color: var(--brand); text-decoration: none; }

/* ===================== Hero ===================== */
.hero {
  position: relative;
  min-height: 620px;
  display: flex; align-items: center;
  overflow: hidden;
  background-position: center;
  background-size: cover;
}
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(10,26,46,.88) 0%, rgba(15,40,72,.64) 50%, rgba(20,60,100,.35) 100%);
}
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(0,0,0,.12) 0%, rgba(0,0,0,.38) 100%);
}
.hero .container { position: relative; z-index: 2; padding: 110px 20px 150px; max-width: 1140px; }
.eyebrow { color: #f5b47a; font-weight: 700; letter-spacing: .05em; margin: 0 0 14px; }
.hero h1, .hero .lead { color: #fff; }
.hero .lead { font-size: 1.18rem; color: rgba(255,255,255,.9); max-width: 900px; }
.hero-cta { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
.trust-pills { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.trust-pills .pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.28);
  color: #fff; padding: 9px 16px; border-radius: 999px; font-weight: 600; font-size: .94rem;
  backdrop-filter: blur(4px);
}
.trust-pills .pill::before { content: "✓"; color: #9ec5ef; font-weight: 800; }

/* Hero bottom stats band */
.hero-stats {
  position: absolute; bottom: 0; left: 0; right: 0; z-index: 3;
  background: rgba(10, 24, 40, .72);
  backdrop-filter: blur(5px);
  border-top: 1px solid rgba(255,255,255,.14);
}
.hero-stats .container { display: flex; justify-content: space-around; flex-wrap: wrap; gap: 16px; padding: 20px; }
.hero-stat { text-align: center; color: #fff; flex: 1 1 140px; }
.hero-stat .n { display: block; font-size: clamp(1.4rem, 3.2vw, 1.9rem); font-weight: 800; color: #fff; }
.hero-stat .k { display: block; font-size: .86rem; color: rgba(255,255,255,.82); margin-top: 2px; }

/* ===================== Buttons ===================== */
.btn { display: inline-block; padding: 13px 26px; border-radius: 999px; font-weight: 700; transition: transform .15s ease, box-shadow .15s ease; font-size: 1rem; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 8px 22px rgba(26,77,143,.28); }
.btn-primary:hover { background: var(--brand-dark); }
.btn-accent { background: var(--accent); color: #fff; box-shadow: 0 8px 22px rgba(196,92,34,.28); }
.btn-accent:hover { background: var(--accent-dark); }
.btn-ghost { background: #fff; color: var(--brand); border: 1px solid #fff; }
.hero .btn-ghost { color: var(--brand); }
.btn-outline { background: transparent; color: var(--brand); border: 1px solid var(--brand); }
.btn-outline:hover { background: var(--brand-light); }
.btn-blue { background: var(--blue); color: #fff; }
.btn-blue:hover { background: var(--blue-dark); }

/* ===================== Sections ===================== */
.section { padding: 84px 0; }
.section-alt { background: var(--bg-alt); }
.bg-red-light { background: var(--accent-light); } /* 重命名为浅橙，不再用刺眼红 */
.bg-blue-light { background: var(--blue-light); }
.section-title { text-align: left; margin-top: 0; position: relative; padding-bottom: 16px; }
.section-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 56px; height: 4px; border-radius: 2px; background: var(--accent); }
.section-title.left { text-align: left; }
.section-title.left::after { left: 0; transform: none; }
.answer { font-size: 1.06rem; color: var(--muted); margin: 0 0 24px; line-height: 1.7; }
.more { margin-top: 18px; font-weight: 600; }
.more a { display: inline-flex; align-items: center; min-height: 40px; }

/* ===================== 首页首屏查线路（前置） ===================== */
.route-band { background: linear-gradient(180deg, #f5f8fc 0%, #fff 100%); border-bottom: 1px solid var(--line); }
.route-checker { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 32px; box-shadow: 0 18px 40px rgba(26,77,143,.10); }
.route-checker h3 { margin: 0 0 6px; color: var(--brand); font-size: 1.28rem; }
.route-checker .rc-sub { margin: 0 0 18px; color: var(--muted); font-size: .95rem; }
.route-form { display: grid; grid-template-columns: 1fr auto 1fr auto; align-items: center; gap: 14px; }
.route-field { display: flex; flex-direction: column; gap: 6px; flex: 1 1 200px; min-width: 160px; }
.route-submit { align-self: end; }
.route-field label { font-size: .85rem; color: var(--muted); font-weight: 600; }
.route-field label .required { color: var(--error); margin-left: 2px; }
.route-field select {
  -webkit-appearance: none; appearance: none;
  width: 100%; padding: 13px 38px 13px 14px; font-size: 1rem; color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px; background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%231a4d8f' d='M6 8 0 0h12z'/%3E%3C/svg%3E") right 14px center / 12px no-repeat;
  cursor: pointer; transition: border-color .15s ease, box-shadow .15s ease;
}
.route-field select:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(26,77,143,.15); }
.route-arrow { color: var(--brand); font-size: 1.5rem; font-weight: 700; flex: 0 0 auto; line-height: 1; align-self: center; cursor: pointer; }
.route-arrow:hover { color: var(--accent); }
.route-submit { flex: 0 0 auto; padding: 13px 32px; align-self: center; }
.route-result { margin-top: 16px; font-size: 1rem; line-height: 1.7; display: none; border-radius: 12px; padding: 14px 18px; }
.route-result.show { display: block; }
.route-result.ok { background: #eaf7ef; border: 1px solid #bfe6cd; color: #15633a; }
.route-result.err { background: var(--error-light); border: 1px solid #f6c9d0; color: #9c2738; }
.route-result b { color: var(--brand-dark); }
.route-result a { font-weight: 700; }
.route-lead { margin-top: 14px; display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.route-lead input[type="tel"] { flex: 1 1 200px; min-width: 0; padding: 11px 14px; font-size: .98rem; color: var(--ink); border: 1px solid var(--line); border-radius: 10px; background: #fff; }
.route-lead input[type="tel"]:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(26,77,143,.15); }
.route-lead input[type="tel"]::placeholder { color: #8a98a8; }
.route-lead .btn { flex: 0 0 auto; }
.route-lead-msg { margin-top: 8px; font-size: .92rem; }
.route-lead-msg.ok { color: var(--ok); }
.route-lead-msg.err { color: #9c2738; }

/* ===================== Split band (photo + text) ===================== */
.split-band { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: stretch; }
.split-band.reverse { grid-template-columns: 1fr 1.25fr; }
.split-fig img { width: 100%; border-radius: var(--radius); box-shadow: 0 20px 45px rgba(0,0,0,.12); }
.split-body h3 { margin-top: 0; color: var(--brand); }
.split-body .lead { color: var(--muted); margin: 0 0 18px; }
.split-features { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; margin-top: 22px; }
.split-feature { background: rgba(255,255,255,.7); border: 1px solid var(--line); border-radius: 12px; padding: 14px; }
.split-feature b { display: block; color: var(--brand); font-size: 1.05rem; }
.split-feature span { font-size: .88rem; color: var(--muted); }

/* ===================== Fact / card grids ===================== */
.fact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px,1fr)); gap: 14px; margin-top: 24px; }
.fact { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.fact-k { display: block; color: var(--muted); font-size: .85rem; }
.fact-v { display: block; font-weight: 700; margin-top: 6px; font-size: 1.02rem; }

.card-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 20px; margin-top: 24px; }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.card h3 { margin-top: 0; color: var(--brand); }

/* 媒体卡片（上图下文，溢出裁剪，避免错乱） */
.card--media { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.card-illu { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; background: var(--brand-light); border: 0; border-radius: 0; margin: 0; }
.card-body { padding: 22px; }
.card-body h3 { margin-top: 0; color: var(--brand); }
.card-body p { color: var(--muted); margin: 8px 0 0; }

/* Roles */
.role-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px,1fr)); gap: 18px; margin-top: 20px; }
.role { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.role h2 { margin-top: 0; color: var(--brand); }

/* ===================== 为什么选我们（4 卡 + 汽车托运背景 + 蒙版） ===================== */
.why-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 28px;
  align-items: stretch;
  /* 三行：图片 / 标题 / 描述，跨卡片严格对齐 */
  grid-template-rows: auto auto 1fr;
}
.why-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden;
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 3;
  align-items: start;
  transition: transform .25s ease, box-shadow .25s ease;
  height: 100%;
}
.why-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(26,77,143,.14); }
.why-visual {
  position: relative; width: 100%; aspect-ratio: 16/9;
  background-size: cover; background-position: center;
}
.why-visual-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(26,77,143,.45) 0%, rgba(10,26,46,.62) 60%, rgba(196,92,34,.18) 100%);
  transition: background .3s ease;
}
.why-card:hover .why-visual-overlay {
  background: linear-gradient(135deg, rgba(26,77,143,.38) 0%, rgba(10,26,46,.52) 60%, rgba(196,92,34,.28) 100%);
}
.why-card h3 { margin: 0; padding: 20px 20px 8px; color: var(--brand); font-size: 1.12rem; line-height: 1.3; }
.why-card p { margin: 0; padding: 0 20px 20px; color: var(--muted); font-size: .94rem; line-height: 1.5; }

/* ===================== 服务网络横幅（已移除首页区块，保留样式防旧链接） ===================== */
.network-band { margin-top: 28px; border-radius: var(--radius); overflow: hidden; box-shadow: 0 12px 30px rgba(26,77,143,.12); }
.network-band img { width: 100%; display: block; aspect-ratio: 1200/420; object-fit: cover; }
.network-cap { margin-top: 14px; color: var(--muted); text-align: center; }

/* ===================== 宣传视频区 ===================== */
.video-section { background: var(--bg-alt); }
.video-wrap { max-width: 960px; margin: 28px auto 0; border-radius: var(--radius); overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,.12); background: #0f1b29; }
.video-wrap video { width: 100%; height: auto; display: block; aspect-ratio: 16/9; background: #0f1b29; }
.video-caption { text-align: center; margin-top: 14px; color: var(--muted); font-size: .92rem; }

/* ===================== Trust split ===================== */
.trust-split { display: grid; grid-template-columns: 1.3fr .9fr; gap: 36px; align-items: center; }
.trust-split .section-title.left { text-align: left; }
.trust-fig img { width: 100%; border-radius: var(--radius); box-shadow: 0 12px 30px rgba(26,77,143,.14); background: var(--brand-light); }

/* ===================== Lists ===================== */
.check-list { list-style: none; padding: 0; margin-top: 16px; }
.check-list li { padding: 10px 0 10px 32px; position: relative; border-bottom: 1px dashed var(--line); }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 10px; color: var(--ok); font-weight: 800; }
.steps { padding-left: 20px; }
.steps li { margin: 8px 0; }

/* ===================== Tables ===================== */
.param-table, .entity-table { width: 100%; border-collapse: collapse; margin-top: 16px; font-size: .96rem; }
.param-table th, .param-table td, .entity-table th, .entity-table td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; vertical-align: top; }
.param-table thead th, .entity-table th { background: var(--brand-light); color: var(--brand-dark); font-weight: 700; width: 180px; }
.entity-table td a, .param-table td a { display: inline-flex; align-items: center; min-height: 40px; }

/* ===================== FAQ ===================== */
.faq-list { margin-top: 20px; }
.faq-item { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 14px; background: #fff; }
.faq-q { margin: 0 0 8px; color: var(--brand); font-size: 1.08rem; }
.faq-a { margin: 0; color: var(--ink); }
.faq-mini { margin-top: 16px; }
.faq-mini-item { padding: 10px 0; border-bottom: 1px dashed var(--line); }
.faq-mini dt { font-weight: 700; }
.faq-mini dd { margin: 4px 0 0; color: var(--muted); }

/* ===================== Articles ===================== */
.article-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px,1fr)); gap: 22px; margin-top: 24px; align-items: stretch; grid-auto-rows: 1fr; }
.article-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; display: flex; flex-direction: column; height: 100%; transition: transform .15s ease, box-shadow .15s ease; }
.article-card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(26,77,143,.12); }
.article-card img { width: 100%; aspect-ratio: 16/9; object-fit: cover; }
.article-card .tag { display: inline-block; margin: 16px 16px 0; align-self: flex-start; background: var(--brand-light); color: var(--brand-dark); font-size: .78rem; padding: 3px 10px; border-radius: 999px; }
.article-card h2, .article-card h3 { margin: 10px 16px 6px; font-size: 1.08rem; }
.article-card h2 a, .article-card h3 a { display: flex; align-items: center; min-height: 48px; color: var(--ink); text-decoration: none; }
.article-card p { margin: 0 16px 14px; color: var(--muted); font-size: .92rem; flex: 1 1 auto; }
.article-meta { font-size: .8rem; color: var(--muted); margin: 0 16px 16px; }
.article-title { font-size: 1.08rem; }
.crumb { color: var(--muted); font-size: .9rem; }
.lead { font-size: 1.08rem; line-height: 1.7; }
.article-body h2 { color: var(--brand-dark); }
.article-body a { text-decoration: underline; text-underline-offset: 3px; }
.verify-note { margin-top: 28px; padding: 12px 16px; background: var(--bg-alt); border-radius: 10px; font-size: .9rem; color: var(--muted); }

/* ===================== 线路文章（知识库）正文增强 ===================== */
.article-body img { max-width: 100%; height: auto; border-radius: var(--radius); display: block; margin: 0; }
.article-body figure.kb-fig { margin: 18px 0; }
.article-body figure.kb-fig img { width: 100%; border: 1px solid var(--line); }
.article-body figure.kb-fig figcaption { font-size: .82rem; color: var(--muted); padding: 6px 2px; text-align: center; }
.article-body .kb-gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; margin: 18px 0; }
.article-body .kb-gallery-img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--radius); border: 1px solid var(--line); }
.article-body .route-path { background: var(--bg-alt); border-radius: 10px; padding: 12px 16px; font-size: 1rem; color: var(--brand-dark); font-weight: 600; margin: 14px 0; }
.article-body .route-label { font-size: 1rem; font-weight: 700; color: var(--brand-dark); margin: 4px 0 14px; }
.article-body .note { font-size: .9rem; color: var(--muted); }
.article-body .faq { border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin: 10px 0; }
.article-body .faq q { font-weight: 700; color: var(--brand-dark); }
.kb-cta { display: inline-block; background: var(--accent, #c45c22); color: #fff; font-weight: 700; padding: 12px 26px; border-radius: 10px; text-decoration: none; font-size: 1.05rem; }
.kb-cta:hover { filter: brightness(.95); }
.article-body .kb-related { background: var(--bg-alt, #f6f8fa); border: 1px solid var(--line); border-radius: 12px; padding: 16px 20px; margin: 18px 0; }
.article-body .kb-related h2 { margin: 0 0 10px; font-size: 1.05rem; color: var(--brand-dark); }
.article-body .kb-related-links a { display: inline-flex; align-items: center; min-height: 40px; margin: 0 14px 8px 0; color: var(--brand, #1f5fbf); text-decoration: none; font-weight: 600; }
.article-body .kb-related-links a:hover { text-decoration: underline; }

/* 线路文章头部「重点信息」突出卡片：A→B / 参考价 / 运输线路 */
.route-spotlight { background: linear-gradient(135deg, #f4f8fd 0%, #e8f1fa 100%); border: 1px solid #cfe0f3; border-left: 4px solid var(--brand, #1f5fbf); border-radius: 12px; padding: 18px 22px 20px; margin: 0 0 22px; box-shadow: 0 6px 18px rgba(26,77,143,.08); }
.route-spotlight .rs-head { font-size: .8rem; font-weight: 700; letter-spacing: .12em; color: var(--brand, #1f5fbf); text-transform: uppercase; margin-bottom: 8px; }
.route-spotlight .rs-head-label { line-height: 1; }
.route-spotlight .rs-main { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: center; }
.route-spotlight .rs-left { min-width: 0; }
.route-spotlight .rs-right { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; padding: 10px 14px; }
.route-spotlight .rs-phone-big { display: inline-flex; align-items: center; gap: 10px; color: var(--brand, #1f5fbf); font-size: 1.85rem; font-weight: 800; text-decoration: none; text-transform: none; letter-spacing: .02em; padding: 4px 0; }
.route-spotlight .rs-phone-big:hover { color: var(--brand-dark, #133a6c); text-decoration: underline; text-underline-offset: 6px; }
.route-spotlight .rs-phone-big .rs-phone-icon { font-size: 1.5rem; line-height: 1; }
.route-spotlight .rs-phone-tip { font-size: .82rem; color: var(--muted, #6b7a8f); font-weight: 600; }
.route-spotlight .rs-route { display: flex; align-items: center; gap: 10px; font-size: 1.65rem; font-weight: 800; color: var(--brand-dark, #133a6c); line-height: 1.2; flex-wrap: wrap; }
.route-spotlight .rs-route .rs-city { white-space: nowrap; }
.route-spotlight .rs-route .rs-arrow { color: var(--accent, #c45c22); font-weight: 800; }
.route-spotlight .rs-grid { display: grid; grid-template-columns: auto 1fr; gap: 18px 28px; margin-top: 16px; align-items: start; }
.route-spotlight .rs-cell { display: flex; flex-direction: column; gap: 4px; }
.route-spotlight .rs-path-cell { min-width: 0; }
.route-spotlight .rs-label { font-size: .82rem; color: var(--muted, #6b7a8f); font-weight: 600; }
.route-spotlight .rs-value { font-size: 1.05rem; color: var(--brand-dark, #133a6c); font-weight: 600; }
.route-spotlight .rs-price { display: inline-flex; align-items: flex-end; gap: 2px; font-size: 1.9rem; font-weight: 800; color: var(--accent, #c45c22); line-height: 1.05; }
.route-spotlight .rs-price small { font-size: .82rem; font-weight: 600; color: var(--muted, #6b7a8f); padding-bottom: .25em; }
.route-spotlight .rs-path { font-size: 1rem; color: var(--brand-dark, #133a6c); font-weight: 600; word-break: break-word; }

/* 文章页两栏布局 + 右侧 SEO 侧栏（热门线路 / 关联线路 / 搜索标签） */
.article-layout { display: grid; grid-template-columns: 1fr 280px; gap: 36px; align-items: start; }
.article-main { min-width: 0; }
.article-side { display: flex; flex-direction: column; gap: 16px; position: sticky; top: 16px; }
.side-widget { background: #fff; border: 1px solid var(--line, #dfe6ef); border-radius: 12px; padding: 14px 16px 16px; }
.side-widget h3 { font-size: 1rem; font-weight: 800; color: var(--brand-dark, #133a6c); margin: 0 0 10px; padding-bottom: 8px; border-bottom: 2px solid var(--brand, #1f5fbf); }
.side-sub h4 { font-size: .85rem; color: var(--muted, #6b7a8f); margin: 10px 0 4px; font-weight: 700; }
.side-list { list-style: none; padding: 0; margin: 0; }
.side-list li { padding: 4px 0; font-size: .92rem; line-height: 1.45; }
.side-list li a { color: var(--brand-dark, #133a6c); text-decoration: none; }
.side-list li a { display: flex; align-items: center; min-height: 40px; padding: 6px 0; }
.side-list li a:hover { color: var(--brand, #1f5fbf); text-decoration: underline; }
.side-list li.muted { color: var(--muted, #6b7a8f); }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 6px; }
.tag-chip { display: inline-flex; align-items: center; min-height: 40px; padding: 8px 14px; background: var(--bg-alt, #f5f8fc); border: 1px solid var(--line, #dfe6ef); border-radius: 999px; font-size: .84rem; color: var(--brand-dark, #133a6c); text-decoration: none; }
.kb-search { display: flex; gap: 8px; margin: 14px 0 18px; flex-wrap: wrap; align-items: center; }
.kb-search input[type="search"] { flex: 1; min-width: 200px; padding: 12px 16px; font-size: 1rem; border: 1px solid var(--line, #dfe6ef); border-radius: 8px; background: #fff; color: var(--brand-dark, #133a6c); }
.kb-search input[type="search"]:focus { outline: none; border-color: var(--brand, #1f5fbf); box-shadow: 0 0 0 3px rgba(31,95,191,.18); }
.kb-search button { padding: 12px 24px; font-size: 1rem; font-weight: 700; background: var(--brand, #1f5fbf); color: #fff; border: none; border-radius: 8px; cursor: pointer; }
.kb-search button:hover { background: var(--brand-dark, #133a6c); }
.kb-search-clear { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 12px 16px; font-size: .95rem; color: var(--muted, #6b7a8f); text-decoration: none; border: 1px solid var(--line, #dfe6ef); border-radius: 8px; }
.kb-search-clear:hover { color: var(--brand, #1f5fbf); }
.tag-chip:hover { background: var(--brand, #1f5fbf); color: #fff; border-color: var(--brand, #1f5fbf); }
@media (max-width: 640px) {
  .route-spotlight { padding: 16px 16px 18px; }
  .route-spotlight .rs-main { grid-template-columns: 1fr; gap: 16px; }
  .route-spotlight .rs-right { padding: 0; }
  .route-spotlight .rs-phone-big { font-size: 1.6rem; }
  .route-spotlight .rs-route { font-size: 1.25rem; }
  .route-spotlight .rs-grid { grid-template-columns: 1fr; gap: 14px; }
  .route-spotlight .rs-price { font-size: 1.55rem; }
}
@media (max-width: 640px) {
  .article-body .kb-related-links a { display: flex; align-items: center; min-height: 40px; margin: 0 0 8px; }
}
@media (max-width: 960px) {
  .article-layout { grid-template-columns: 1fr; }
  .article-side { position: static; }
}
@media (max-width: 640px) {
  .article-body .kb-gallery { grid-template-columns: 1fr 1fr; }
  .kb-cta { display: block; text-align: center; }
}

/* ===================== Page banner & article cover ===================== */
.page-banner, .article-cover { width: 100%; aspect-ratio: 1200/420; object-fit: cover; border-radius: var(--radius); margin: 18px 0 8px; background: var(--brand-light); box-shadow: 0 10px 28px rgba(26,77,143,.12); }
.article-cover { margin-top: 22px; }

/* ===================== CTA ===================== */
.cta-section { background: linear-gradient(135deg, var(--brand), var(--brand-dark)); color: #fff; }
.cta-inner { text-align: center; }
.cta-inner h2 { color: #fff; }
.cta-inner a { display: inline-flex; align-items: center; min-height: 40px; color: #fff; text-decoration: underline; }
.cta-section .btn-primary { background: #fff; color: var(--brand); }
.cta-section .btn-primary:hover { background: #f0f4f9; }

/* ===================== Footer ===================== */
.site-footer { background: #0f1b29; color: #c7d2de; padding: 48px 0 26px; margin-top: 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 30px; }
.footer-h { color: #fff; margin: 0 0 12px; font-size: 1.2rem; }
.site-footer p { margin: 4px 0; }
.site-footer a { color: #9ec5ef; text-decoration: none; }
.site-footer p a { display: inline-flex; align-items: center; min-height: 40px; }
.footer-nav { display: flex; flex-direction: column; gap: 0; }
.footer-nav a { display: flex; align-items: center; min-height: 42px; padding: 8px 0; color: #c7d2de; text-decoration: none; }
.footer-bottom { border-top: 1px solid #233143; margin-top: 26px; padding-top: 16px; font-size: .85rem; }
.muted { color: #8a98a8; }

/* ===================== Header scrolled state ===================== */
.site-header.scrolled { box-shadow: 0 6px 22px rgba(26,77,143,.12); background: rgba(255,255,255,.98); }

/* ===================== Process steps ===================== */
.process { list-style: none; padding: 0; margin: 30px 0 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; counter-reset: step; }
.process-step { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 14px; text-align: center; }
.process-step img { width: 84px; height: 84px; margin: 0 auto 12px; }
.process-step h3 { margin: 0 0 6px; font-size: 1.02rem; color: var(--brand); }
.process-step p { margin: 0; font-size: .86rem; color: var(--muted); }

/* ===================== Responsive ===================== */
@media (max-width: 960px) {
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-split { grid-template-columns: 1fr; }
  .trust-fig { order: -1; max-width: 460px; }
  .process { grid-template-columns: repeat(3, 1fr); }
  .split-band, .split-band.reverse { grid-template-columns: 1fr; }
  .split-fig { order: -1; max-width: 520px; margin: 0 auto; height: auto; }
  .carousel { aspect-ratio: 4/3; }
  .carousel-track img { aspect-ratio: 4/3; height: auto; }
}
@media (max-width: 720px) {
  .header-inner { height: auto; padding: 10px 0; align-items: center; gap: 12px; }
  .brand { font-size: 1.05rem; gap: 8px; }
  .brand small { display: none; }
  .site-nav { gap: 6px; font-size: .78rem; justify-content: flex-end; }
  .site-nav a { display: inline-flex; align-items: center; min-height: 40px; padding: 9px 11px; background: var(--bg-alt); border-radius: 999px; color: var(--brand-dark); text-decoration: none; }
  .site-nav a:hover, .site-nav a.active { background: var(--brand-light); color: var(--brand); }
  .footer-grid { grid-template-columns: 1fr; }
  .section { padding: 56px 0; }
  .hero { min-height: 560px; }
  .hero .container { padding: 80px 20px 120px; }
  .hero-stats { position: relative; background: #0f1b29; }
  .topbar { font-size: .78rem; }
  .topbar .tb-right { display: none; }
  .route-checker { padding: 22px; }
  .article-body { line-height: 1.75; }
  .crumb a, .more a { display: inline-flex; align-items: center; min-height: 40px; }
  .route-item { min-height: 56px; }
  .route-list p.muted a { display: inline-flex; align-items: center; min-height: 40px; }
  .pager a { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; min-height: 40px; padding: 8px 12px; font-size: .9rem; }
}
@media (max-width: 640px) {
  .route-form { grid-template-columns: 1fr; }
  .route-arrow { display: none; }
  .route-submit { width: 100%; }
  .route-lead { flex-direction: column; align-items: stretch; }
  .route-lead .btn { width: 100%; }
  .split-features { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .why-grid { grid-template-columns: 1fr; }
  .process { grid-template-columns: repeat(2, 1fr); }
  .card--media .card-body, .why-body { padding: 16px; }
  .route-checker { padding: 20px; }
  .hero-stat { flex: 1 1 100px; }
}

/* =====================================================
   v2.1 UI 升级：可搜索城市、真实照片卡片、证书画廊、
   步骤编号、页面 Banner 蒙版、GSAP 动效增强
   ===================================================== */

/* ---------- 城市搜索组合框 ---------- */
.city-combo { position: relative; }
.city-input-wrap { position: relative; }
.city-display {
  width: 100%; padding: 13px 38px 13px 14px; font-size: 1rem; color: var(--ink);
  border: 1px solid var(--line); border-radius: 12px; background: #fff;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.city-display:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(26,77,143,.15); }
.city-arrow {
  position: absolute; right: 14px; top: 50%; transform: translateY(-50%);
  width: 0; height: 0; border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 5px solid var(--brand);
  pointer-events: none;
}
.city-dropdown {
  position: absolute; left: 0; right: 0; top: 100%; z-index: 30;
  max-height: 240px; overflow-y: auto; margin: 4px 0 0; padding: 6px 0;
  background: #fff; border: 1px solid var(--line); border-radius: 12px;
  box-shadow: 0 14px 36px rgba(26,77,143,.16); list-style: none; display: none;
}
.city-dropdown.open { display: block; }
.city-dropdown li { padding: 9px 14px; cursor: pointer; font-size: .96rem; color: var(--ink); }
.city-dropdown li:hover, .city-dropdown li.active { background: var(--brand-light); color: var(--brand); }
.city-dropdown li.no-result { color: var(--muted); cursor: default; }
.city-dropdown li.no-result:hover { background: transparent; }
.city-hot { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; align-items: center; }
.city-hot-label { font-size: .78rem; color: var(--muted); }
.city-hot-chip {
  font-size: .78rem; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--line);
  background: #fff; color: var(--brand); cursor: pointer; font-weight: 600;
}
.city-hot-chip:hover { background: var(--brand-light); border-color: var(--brand); }

/* ---------- 一句话认识 / 数据卡片 ---------- */
.intro-band { background: linear-gradient(180deg, #fff 0%, var(--bg-alt) 100%); }
.intro-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 28px;
  /* 显式定义 4 行，4 张卡片通过 subgrid 共享这 4 行轨道，实现头部/尾部严格对齐 */
  grid-template-rows: auto auto auto 1fr;
  align-items: stretch;
}
.intro-card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 20px; text-align: center;
  display: grid;
  grid-template-rows: subgrid;
  grid-row: span 4;
  transition: transform .25s ease, box-shadow .25s ease;
  position: relative; overflow: hidden;
}
.intro-card:hover { transform: translateY(-8px); box-shadow: 0 18px 40px rgba(26,77,143,.14); }
/* 悬浮时内部微光从左扫入 */
.intro-card::before {
  content: ""; position: absolute; top: 0; left: -100%; width: 60%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.45), transparent);
  transition: left .5s ease; pointer-events: none;
}
.intro-card:hover::before { left: 140%; }
/* subgrid 不支持时的 fallback：固定四行高度 */
@supports not (grid-template-rows: subgrid) {
  .intro-card { grid-template-rows: 44px 30px 34px 56px; align-content: start; height: 100%; }
}
/* 四行内容统一垂直居中，说明行固定 2 行高度并底部对齐 */
.intro-icon { display: flex; align-items: center; justify-content: center; font-size: 2rem; }
.intro-card h3 { margin: 0; color: var(--brand); font-size: 1.05rem; line-height: 1.3; display: flex; align-items: center; justify-content: center; }
.intro-value { font-size: 1.12rem; font-weight: 700; color: var(--ink); margin: 0; line-height: 1.35; display: flex; align-items: center; justify-content: center; }
.intro-meta {
  font-size: .86rem; color: var(--muted); margin: 0; line-height: 1.45;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; text-overflow: ellipsis;
  -webkit-box-align: center;
}

/* ---------- 公司实力：左文右图轮播 ---------- */
.split-fig { height: 100%; min-height: 0; display: flex; flex-direction: column; }
.split-body { display: flex; flex-direction: column; }
.split-body .lead + p { margin-bottom: 0; }
.split-body > p { margin: 0 0 12px; }
.split-features { margin-top: auto; padding-top: 18px; }

/* 图片轮播 */
.carousel {
  position: relative; width: 100%; flex: 1 1 auto; min-height: 0;
  border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 20px 45px rgba(0,0,0,.12); background: #0f1b29;
  display: flex; flex-direction: column;
}
.carousel-track {
  display: flex; flex: 1 1 auto; height: 100%; min-height: 0;
  transition: transform .6s cubic-bezier(.4,0,.2,1);
}
.carousel-track img {
  width: 100%; height: 100%; flex: 0 0 100%; object-fit: cover; display: block;
}
.carousel-btn {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 42px; height: 42px; border-radius: 50%; border: 0;
  background: rgba(255,255,255,.85); color: var(--brand-dark); font-size: 1.6rem;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  box-shadow: 0 4px 14px rgba(0,0,0,.18); transition: background .15s ease, transform .15s ease;
  z-index: 2;
}
.carousel-btn:hover { background: #fff; transform: translateY(-50%) scale(1.05); }
.carousel-prev { left: 12px; }
.carousel-next { right: 12px; }
.carousel-dots {
  position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%);
  display: flex; gap: 8px; z-index: 2;
}
.carousel-dot {
  position: relative; width: 40px; height: 40px; border: 0; padding: 0; background: transparent;
  cursor: pointer; transition: background .2s ease; border-radius: 50%;
}
.carousel-dot::before {
  content: ""; position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,.5);
  transition: background .2s ease;
}
.carousel-dot.active::before { background: #fff; }

/* ---------- 服务卡片：真实照片风格 ---------- */
.service-cards .card--media { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.service-cards .card-illu { aspect-ratio: 16/10; object-fit: cover; object-position: 50% 25%; background: #e8edf3; }
.service-cards .card-body h3 { font-size: 1.1rem; }
.service-cards .card-body p { font-size: .94rem; }

/* ---------- 五步流程：编号徽章 ---------- */
.process-band { background: var(--bg-alt); }
.process-step { position: relative; padding-top: 46px; }
.step-num {
  position: absolute; top: 14px; left: 14px;
  font-size: .9rem; font-weight: 800; color: #fff; letter-spacing: .04em;
  background: var(--accent); border-radius: 999px; width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 10px rgba(196,92,34,.25);
}

/* ---------- 内页 Banner：汽车托运场景 + 蒙版 ---------- */
.page-hero {
  position: relative; min-height: 320px; max-height: 420px;
  display: flex; align-items: center; overflow: hidden;
  background-size: cover; background-position: center;
}
.page-hero--service { background-image: url('/public/assets/img/photos/banner-service.jpg'); }
.page-hero--who { background-image: url('/public/assets/img/photos/banner-who.jpg'); }
.page-hero--trust { background-image: url('/public/assets/img/photos/banner-trust.jpg'); }
.page-hero--about, .page-hero--contact { background-image: url('/public/assets/img/photos/banner-about.jpg'); }
.page-hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, rgba(10,26,46,.88) 0%, rgba(15,40,72,.70) 50%, rgba(20,60,100,.45) 100%);
}
.page-hero-overlay::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.18) 0%, rgba(0,0,0,.42) 100%);
}
.page-hero-body {
  position: relative; z-index: 2; padding: 90px 20px 70px;
  max-width: 860px; color: #fff;
}
.page-hero-body h1 { color: #fff; margin: 0 0 12px; }
.page-hero-body .lead { color: rgba(255,255,255,.9); font-size: 1.08rem; max-width: 720px; margin: 0; }

/* ---------- 响应式补充 ---------- */
@media (max-width: 960px) {
  .intro-grid { grid-template-columns: repeat(2, 1fr); }
  .page-hero { min-height: 260px; }
  .page-hero-body { padding: 70px 20px 50px; }
}
@media (max-width: 640px) {
  .intro-grid { grid-template-columns: 1fr; }
  .route-form { grid-template-columns: 1fr; }
  .route-arrow { display: none; }
  .route-submit { width: 100%; }
  .city-hot { display: none; }
  .page-hero-body h1 { font-size: 1.6rem; }
  .page-hero-body .lead { font-size: .98rem; }
}

/* ---------- 右侧悬浮电话：点击图标弹出 400 号码 ---------- */
.float-call {
  position: fixed;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  align-items: center;
  gap: 8px;
  user-select: none;
  touch-action: none;
}
.float-call-main {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: none;
  background: var(--accent);
  color: #fff;
  box-shadow: 0 6px 16px rgba(196,92,34,.32);
  cursor: pointer;
  flex: 0 0 auto;
  transition: background .2s ease, transform .2s ease;
}
.float-call-main:hover {
  background: var(--accent-dark);
  transform: scale(1.05);
}
.float-call-main .float-call-icon { transition: transform .2s ease; }
.float-call.expanded .float-call-main .float-call-icon { transform: scale(1.1); }

/* 号码胶囊：默认隐藏，点击电话图标后向左弹出，点击号码直接拨号 */
.float-call-num {
  display: inline-flex;
  align-items: center;
  height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: .02em;
  white-space: nowrap;
  text-decoration: none;
  box-shadow: 0 6px 16px rgba(196,92,34,.32);
  opacity: 0;
  transform: translateX(10px);
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease, background .2s ease;
}
/* 鼠标移上去、或点击后展开，都显示号码 */
.float-call:hover .float-call-num,
.float-call.expanded .float-call-num {
  opacity: 1;
  transform: translateX(0);
  pointer-events: auto;
}
.float-call-num:hover { background: var(--accent-dark); }

.float-call-icon {
  width: 24px;
  height: 24px;
  font-size: 20px;
  line-height: 24px;
  text-align: center;
  flex: 0 0 24px;
}
@media (max-width: 640px) {
  .float-call { right: 12px; gap: 6px; }
  .float-call-main { width: 46px; height: 46px; }
  .float-call-icon { width: 22px; height: 22px; font-size: 18px; line-height: 22px; }
  .float-call-num { height: 40px; padding: 0 13px; font-size: .9rem; }
}