/* ============================================================
   翔毅物流 · 官网设计系统
   夜航蓝（信任/货运夜路） + 方向灯橙（行动/转向灯）
   签名元素：公路里程碑分区徽标（K01…） + 电子托运单式询价表单
   ============================================================ */

:root {
  /* 色板 */
  --navy-950: #081524;
  --navy-900: #0b1d33;
  --navy-800: #102a47;
  --navy-700: #17395f;
  --navy-100: #d7e0ea;
  --brand: #1849c6;
  --brand-dark: #123a9e;
  --signal: #f26b1d;
  --signal-dark: #d95b12;
  --signal-soft: #fdeadd;
  --mist: #f2f5f9;
  --line: #dde4ec;
  --line-dash: #b9c6d4;
  --ink: #15202b;
  --ink-2: #46586a;
  --ink-3: #7d8da0;
  --ok: #12805c;
  --ok-soft: #e2f3ec;

  /* 字体 */
  --font-body: -apple-system, "PingFang SC", "Microsoft YaHei", "Segoe UI", "Helvetica Neue", sans-serif;
  --font-num: "Bahnschrift", "DIN Alternate", "Arial Narrow", "Segoe UI", Arial, sans-serif;

  /* 布局 */
  --w: 1200px;
  --r: 10px;
  --shadow-1: 0 1px 2px rgba(11, 29, 51, .06), 0 4px 14px rgba(11, 29, 51, .07);
  --shadow-2: 0 6px 26px rgba(11, 29, 51, .14);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  line-height: 1.65;
  background: #fff;
  font-size: 15px;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { font-family: inherit; }

.container { max-width: var(--w); margin: 0 auto; padding: 0 20px; }
.num { font-family: var(--font-num); font-variant-numeric: tabular-nums; letter-spacing: .01em; }

/* 公路虚线分隔（高速公路中央分隔带） */
.road-dash {
  border: 0;
  height: 3px;
  margin: 0;
  background: repeating-linear-gradient(90deg, var(--line-dash) 0 34px, transparent 34px 58px);
  border-radius: 2px;
}

/* ---------- 里程碑徽标（K01…）---------- */
.km {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 10px;
}
.km-badge {
  font-family: var(--font-num);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: .06em;
  color: #fff;
  background: var(--navy-800);
  border-radius: 7px;
  padding: 4px 10px 3px;
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.22);
  position: relative;
}
.km-badge::after { /* 里程碑立柱尖角 */
  content: ""; position: absolute; left: 50%; bottom: -5px;
  transform: translateX(-50%);
  border: 5px solid transparent; border-top-color: var(--navy-800);
  border-bottom: 0;
}
.km-text {
  font-size: 14px; font-weight: 700; letter-spacing: .18em;
  color: var(--signal);
}

/* ---------- 分区 ---------- */
.sec { padding: 56px 0; }
.sec-mist { background: var(--mist); }
.sec-navy { background: var(--navy-900); color: #dbe6f2; }
.sec-head { margin-bottom: 30px; }
.sec-title {
  font-size: clamp(21px, 2.8vw, 27px);
  font-weight: 800;
  letter-spacing: .01em;
  color: var(--navy-900);
  line-height: 1.3;
}
.sec-navy .sec-title { color: #fff; }
.sec-desc { color: var(--ink-2); margin-top: 8px; max-width: 720px; }
.sec-navy .sec-desc { color: var(--navy-100); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 11px 22px;
  border-radius: 8px;
  font-weight: 700; font-size: 15px;
  border: none; cursor: pointer;
  transition: transform .12s ease, box-shadow .2s ease, background .2s ease;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-signal { background: var(--signal); color: #fff; box-shadow: 0 4px 14px rgba(242,107,29,.35); }
.btn-signal:hover { background: var(--signal-dark); }
.btn-navy { background: var(--navy-800); color: #fff; }
.btn-navy:hover { background: var(--navy-700); }
.btn-ghost { background: transparent; color: #fff; box-shadow: inset 0 0 0 2px rgba(255,255,255,.85); }
.btn-ghost:hover { background: rgba(255,255,255,.12); }
.btn-line { background: #fff; color: var(--navy-800); box-shadow: inset 0 0 0 1.5px var(--line-dash); }
.btn-line:hover { box-shadow: inset 0 0 0 1.5px var(--navy-700); }
.btn-lg { padding: 13px 24px; font-size: 16px; }

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(24, 73, 198, .45);
  outline-offset: 2px;
  border-radius: 6px;
}

/* ---------- 顶栏 ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 var(--line), 0 6px 18px rgba(11,29,51,.05);
}
.header-inner { display: flex; align-items: center; gap: 18px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--navy-900); }
.brand-mark {
  width: 38px; height: 38px; border-radius: 9px;
  background: linear-gradient(145deg, var(--navy-800), var(--navy-700));
  display: grid; place-items: center;
  box-shadow: inset 0 0 0 1.5px rgba(255,255,255,.14);
}
.brand-mark svg { width: 22px; height: 22px; }
.brand-name { font-size: 19px; line-height: 1.15; letter-spacing: .02em; }
.brand-sub { display: block; font-size: 11px; font-weight: 500; color: var(--ink-3); letter-spacing: .30em; }
.nav { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.nav a {
  font-size: 15px; font-weight: 600; color: var(--ink-2);
  padding: 8px 12px; border-radius: 7px;
}
.nav a:hover { color: var(--navy-900); background: var(--mist); }
.nav a.on { color: var(--brand); background: #edf2fd; }
.header-cta { display: inline-flex; }
.nav-toggle {
  display: none; margin-left: auto;
  background: none; border: 1.5px solid var(--line); border-radius: 8px;
  width: 42px; height: 40px; font-size: 20px; cursor: pointer; color: var(--navy-800);
}

/* ---------- 首页英雄区 ---------- */
.hero {
  position: relative;
  color: #fff;
  background: var(--navy-950);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url("../images/truck-dusk.jpg") center 30% / cover no-repeat;
  opacity: .42;
}
.hero-tint {
  position: absolute; inset: 0;
  background:
    radial-gradient(1000px 480px at 12% 8%, rgba(24,73,198,.38), transparent 62%),
    linear-gradient(112deg, rgba(8,21,36,.94) 0%, rgba(8,21,36,.72) 44%, rgba(8,21,36,.30) 100%);
}
.hero-inner {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: 38px; align-items: center;
  padding-top: 62px; padding-bottom: 70px;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 13.5px; font-weight: 600; letter-spacing: .08em;
  color: #ffd9bd;
  background: rgba(242,107,29,.16);
  box-shadow: inset 0 0 0 1px rgba(242,107,29,.55);
  padding: 6px 14px; border-radius: 999px;
  margin-bottom: 20px;
}
.hero-tag .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 3px rgba(242,107,29,.25); }
.hero h1 {
  font-size: clamp(27px, 3.9vw, 40px);
  font-weight: 900; line-height: 1.24; letter-spacing: .01em;
  margin-bottom: 16px;
}
.hero h1 em { font-style: normal; color: #ffb377; }
.hero-sub { font-size: clamp(14.5px, 1.6vw, 16.5px); color: #c9d7e6; max-width: 560px; }
.hero-sub strong { color: #fff; }
.hero-feats { display: flex; flex-wrap: wrap; gap: 9px; margin-top: 22px; }
.hero-feats span {
  font-size: 13.5px; color: #dce7f3;
  background: rgba(255,255,255,.09);
  border-radius: 7px; padding: 5px 12px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.16);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-tip { margin-top: 18px; font-size: 13.5px; color: #9fb3c8; }

/* ---------- 里程碑数据带 ---------- */
.stats-band { background: var(--navy-900); border-top: 1px solid rgba(255,255,255,.06); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 22px 14px; text-align: center; position: relative; }
.stat + .stat::before {
  content: ""; position: absolute; left: 0; top: 26%;
  height: 48%; width: 1px; background: rgba(255,255,255,.12);
}
.stat-num {
  font-family: var(--font-num);
  font-size: clamp(26px, 3vw, 34px); font-weight: 700; color: #fff; line-height: 1.1;
}
.stat-num i { font-style: normal; color: var(--signal); font-size: .6em; margin-left: 3px; }
.stat-label { margin-top: 6px; font-size: 14px; color: #9db1c7; }

/* ---------- 电子托运单（签名元素） ---------- */
.waybill {
  background: #fff; color: var(--ink);
  border-radius: 14px;
  box-shadow: 0 24px 60px rgba(4, 12, 24, .45), 0 2px 8px rgba(4,12,24,.3);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.25);
}
.wb-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--navy-800); color: #fff;
  padding: 14px 20px;
}
.wb-title { font-weight: 800; font-size: 17px; letter-spacing: .12em; }
.wb-title small { display: block; font-weight: 500; font-size: 10.5px; letter-spacing: .22em; color: #9db1c7; margin-top: 1px; }
.wb-no { font-family: var(--font-num); font-size: 12.5px; color: #ffd9bd; text-align: right; line-height: 1.4; }
.wb-no b { display: block; font-size: 15px; color: #fff; letter-spacing: .06em; }
.wb-body { padding: 8px 20px 18px; }
.wb-note {
  font-size: 12.5px; color: var(--ink-3);
  padding: 9px 2px 10px;
  display: flex; justify-content: space-between; gap: 8px;
}
.wb-note b { color: var(--signal-dark); font-weight: 700; }

/* ---------- 表单 ---------- */
.form-row { display: flex; flex-direction: column; gap: 5px; padding: 11px 0; }
.wb-body .form-row + .form-row { border-top: 1.6px dashed var(--line); }
.form-row label { font-size: 13.5px; font-weight: 700; color: var(--ink-2); letter-spacing: .04em; }
.form-row label i { font-style: normal; color: var(--signal); margin-left: 3px; }
.form-row input, .form-row select, .form-row textarea {
  padding: 11px 12px;
  border: 1.5px solid var(--line); border-radius: 8px;
  font-size: 15px; font-family: inherit; width: 100%; background: #fff;
  color: var(--ink);
  transition: border-color .15s ease, box-shadow .15s ease;
}
.form-row input::placeholder { color: #a7b4c2; }
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(24,73,198,.14);
}
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 0 18px; }
.form-2col .form-row + .form-row { border-top: none; }
.form-note { text-align: center; font-size: 14px; min-height: 21px; padding-top: 8px; color: var(--ok); font-weight: 600; }
.form-note.err { color: #c23a2b; }
.wb-foot {
  display: flex; justify-content: space-between; align-items: center; gap: 10px;
  background: var(--mist);
  padding: 10px 20px; font-size: 12.5px; color: var(--ink-3);
}
.wb-foot b { color: var(--navy-800); }

/* ---------- 服务卡片 ---------- */
.grid { display: grid; gap: 18px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border-radius: var(--r);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-1);
  transition: transform .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-2); }
.svc { padding: 20px 18px; display: flex; flex-direction: column; }
.svc-ico {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--signal-soft);
  display: grid; place-items: center; margin-bottom: 15px;
}
.svc-ico svg { width: 25px; height: 25px; stroke: var(--signal-dark); }
.svc h3 { font-size: 16.5px; font-weight: 800; color: var(--navy-900); margin-bottom: 6px; }
.svc p { color: var(--ink-2); font-size: 14px; }
.svc .more {
  margin-top: auto; padding-top: 14px;
  font-size: 14px; font-weight: 700; color: var(--brand);
}
.svc .more::after { content: " →"; }

/* ---------- 车型产品卡（沿用原实拍图） ----------
   白底卡车图 + multiply 混合：白底自动融入卡片底色，
   卡车满铺不变形；底部椭圆软阴影模拟投在地面 */
.truck-card { overflow: hidden; display: flex; flex-direction: column; }
.truck-card figure {
  margin: 0; padding: 20px 14px 24px;
  background:
    radial-gradient(58% 16px at 50% 100%, rgba(11, 29, 51, .14), transparent 72%),
    linear-gradient(165deg, #f4f7fb 0%, #e9eef5 100%);
  position: relative;
}
.truck-card img {
  width: 100%; height: auto; object-fit: contain;
  mix-blend-mode: multiply;
  position: relative; z-index: 1;
}
.truck-card .pad { padding: 15px 18px 17px; }
.truck-len { display: flex; align-items: baseline; gap: 8px; }
.truck-len b { font-family: var(--font-num); font-size: 22px; color: var(--signal-dark); }
.truck-len span { font-size: 13px; color: var(--ink-3); }
.truck-card h3 { font-size: 16px; color: var(--navy-900); margin: 2px 0 6px; }
.truck-card p { font-size: 14.2px; color: var(--ink-2); }

/* ---------- 车型表 ---------- */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow-1); background: #fff; }
table.fleet-tbl { width: 100%; border-collapse: collapse; min-width: 640px; font-size: 14.6px; }
.fleet-tbl th {
  text-align: left; background: var(--navy-800); color: #fff;
  padding: 10px 13px; font-weight: 700; letter-spacing: .05em; white-space: nowrap;
}
.fleet-tbl td { padding: 10px 13px; border-top: 1px solid var(--line); color: var(--ink-2); font-size: 14px; }
.fleet-tbl tr:nth-child(even) td { background: #f8fafc; }
.fleet-tbl td:first-child { font-weight: 700; color: var(--navy-900); white-space: nowrap; }
.fleet-tbl .num { color: var(--signal-dark); font-weight: 700; }

/* ---------- 线路（公路线） ---------- */
.route-wrap { overflow-x: auto; padding: 34px 4px 10px; }
.route {
  display: flex; align-items: flex-start; gap: 0;
  min-width: 760px; position: relative;
}
.route::before {
  content: ""; position: absolute; left: 22px; right: 22px; top: 7px;
  height: 0; border-top: 3px dashed var(--line-dash);
}
.route-stop { position: relative; flex: 1; text-align: center; }
.route-stop .pt {
  width: 15px; height: 15px; border-radius: 50%;
  background: #fff; border: 3.5px solid var(--navy-700);
  margin: 0 auto; position: relative; z-index: 1;
}
.route-stop.end .pt { border-color: var(--signal); background: var(--signal); }
.route-stop b { display: block; margin-top: 10px; font-size: 15px; color: var(--navy-900); }
.route-stop span { display: block; font-size: 12.5px; color: var(--ink-3); }
.route-stop.vn b { color: var(--signal-dark); }

/* ---------- 流程 ---------- */
.steps { counter-reset: step; }
.step { position: relative; padding: 18px 16px; }
.step::before {
  counter-increment: step;
  content: "0" counter(step);
  font-family: var(--font-num);
  font-size: 15px; font-weight: 700;
  color: var(--signal-dark);
  background: var(--signal-soft);
  border-radius: 7px; padding: 3px 9px;
}
.step h3 { font-size: 15.5px; color: var(--navy-900); margin: 12px 0 6px; }
.step p { font-size: 14.4px; color: var(--ink-2); }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.steps-grid .step { border-left: 2px dashed var(--line-dash); border-radius: 0; background: none; box-shadow: none; }
.steps-grid .step:first-child { border-left: none; }
.steps-grid .card:hover { transform: none; box-shadow: var(--shadow-1); }

/* ---------- 案例 ---------- */
.case { overflow: hidden; display: flex; flex-direction: column; }
.case figure { margin: 0; height: 152px; overflow: hidden; }
.case img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.case:hover img { transform: scale(1.05); }
.case .pad { padding: 15px 18px 17px; display: flex; flex-direction: column; flex: 1; }
.case-tag {
  align-self: flex-start;
  font-size: 12.5px; font-weight: 700; color: var(--signal-dark);
  background: var(--signal-soft);
  padding: 3px 10px; border-radius: 999px; margin-bottom: 10px;
}
.case h3 { font-size: 15.5px; color: var(--navy-900); margin-bottom: 6px; }
.case p { font-size: 14.2px; color: var(--ink-2); }

/* ---------- 客户评价 ---------- */
.quote-card { padding: 20px 18px; position: relative; }
.quote-card::before {
  content: "”";
  font-family: Georgia, serif;
  font-size: 64px; line-height: 1;
  color: var(--signal);
  opacity: .28;
  position: absolute; right: 20px; top: 6px;
}
.stars { color: var(--signal); letter-spacing: 3px; font-size: 15px; margin-bottom: 10px; }
.quote-card p { font-size: 14.8px; color: var(--ink-2); }
.quote-who { margin-top: 14px; font-size: 13.5px; color: var(--ink-3); }
.quote-who b { color: var(--navy-800); }

/* ---------- FAQ ---------- */
.faq-list { max-width: 860px; }
.faq-item {
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  margin-bottom: 14px; box-shadow: var(--shadow-1);
  overflow: hidden;
}
.faq-item summary {
  list-style: none; cursor: pointer;
  display: flex; align-items: center; gap: 12px;
  padding: 13px 16px;
  font-weight: 700; font-size: 14.6px; color: var(--navy-900);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::before {
  content: "Q";
  font-family: var(--font-num); font-weight: 700; font-size: 14px;
  color: #fff; background: var(--brand);
  width: 26px; height: 26px; border-radius: 7px;
  display: grid; place-items: center; flex: none;
}
.faq-item summary::after {
  content: "+"; margin-left: auto;
  font-family: var(--font-num); font-size: 22px; font-weight: 400;
  color: var(--signal-dark);
  transition: transform .2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item .faq-a { padding: 0 16px 14px 48px; color: var(--ink-2); font-size: 14px; }
.faq-item .faq-a b { color: var(--navy-800); }

/* ---------- CTA 大带 ---------- */
.cta-band { position: relative; color: #fff; overflow: hidden; }
.cta-bg {
  position: absolute; inset: 0;
  background: url("../images/truck-night.jpg") center 62% / cover no-repeat;
  opacity: .38;
}
.cta-tint { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(8,21,36,.95) 20%, rgba(11,29,51,.62)); }
.cta-inner { position: relative; padding: 46px 0; display: flex; flex-wrap: wrap; align-items: center; gap: 26px; }
.cta-inner h2 { font-size: clamp(22px, 3vw, 30px); font-weight: 800; line-height: 1.35; flex: 1 1 380px; }
.cta-inner h2 small { display: block; font-size: 15px; font-weight: 500; color: #b9c9da; margin-top: 6px; }
.cta-phones { display: flex; gap: 14px; flex-wrap: wrap; }

/* ---------- 页内页头 ---------- */
.page-hero {
  position: relative; color: #fff; background: var(--navy-950); overflow: hidden;
}
.page-hero .hero-tint { background: linear-gradient(112deg, rgba(8,21,36,.95) 8%, rgba(8,21,36,.55) 70%, rgba(8,21,36,.35)); }
.page-hero .hero-bg { opacity: .5; }
.page-hero-inner { position: relative; padding: 46px 0 42px; }
.breadcrumb { font-size: 13px; color: #93a8bd; margin-bottom: 14px; }
.breadcrumb a { color: #c3d2e2; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { margin: 0 7px; color: #5a7089; }
.page-hero h1 { font-size: clamp(26px, 3.8vw, 38px); font-weight: 900; line-height: 1.25; }
.page-hero .lede { margin-top: 12px; color: #c9d7e6; max-width: 680px; font-size: 15.5px; }

/* ---------- 两栏图文 ---------- */
.split { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 6fr); gap: 40px; align-items: center; }
.split img.photo { border-radius: var(--r); box-shadow: var(--shadow-2); width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.checks { list-style: none; margin-top: 16px; }
.checks li {
  position: relative; padding: 7px 0 7px 30px;
  color: var(--ink-2); font-size: 15px;
}
.checks li::before {
  content: ""; position: absolute; left: 0; top: 12px;
  width: 18px; height: 18px; border-radius: 6px;
  background: var(--ok-soft) url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" fill="none" stroke="%2312805c" stroke-width="3.4" stroke-linecap="round" stroke-linejoin="round"><path d="M4.5 12.5l5 5 10-11"/></svg>') center/11px no-repeat;
}
.checks li b { color: var(--navy-900); }

/* ---------- 联系页卡片 ---------- */
.contact-card { padding: 20px 18px; text-align: left; }
.contact-card .lab { font-size: 13px; font-weight: 700; letter-spacing: .16em; color: var(--ink-3); margin-bottom: 8px; }
.contact-card .big {
  font-family: var(--font-num); font-size: 22px; font-weight: 700;
  color: var(--navy-900); letter-spacing: .02em;
}
.contact-card .big a:hover { color: var(--brand); }
.contact-card p.tip { font-size: 13.5px; color: var(--ink-3); margin-top: 6px; }
.qr-grid { display: flex; gap: 22px; flex-wrap: wrap; }
.qr-item { text-align: center; }
.qr-item img {
  width: 132px; height: 132px; object-fit: contain;
  background: #fff; border: 1px solid var(--line);
  border-radius: 10px; padding: 6px;
}
.qr-item figcaption { margin-top: 8px; font-size: 13.5px; color: var(--ink-2); font-weight: 600; }
.copy-btn {
  background: var(--navy-800); color: #fff; border: none; border-radius: 6px;
  padding: 3px 12px; font-size: 12px; cursor: pointer; margin-left: 8px;
}
.copy-btn:hover { background: var(--brand); }
.wx-id { color: var(--brand); font-family: var(--font-num); cursor: pointer; border-bottom: 1.5px dashed var(--brand); }

/* ---------- 页脚 ---------- */
.site-footer { background: var(--navy-950); color: #9db1c7; padding: 44px 0 0; font-size: 13.5px; }
.footer-grid { display: grid; grid-template-columns: 1.25fr 1.1fr 1.2fr .9fr; gap: 30px; padding-bottom: 32px; }
.site-footer h3 {
  color: #fff; font-size: 15.5px; letter-spacing: .1em; margin-bottom: 16px;
  display: flex; align-items: center; gap: 8px;
}
.site-footer h3::before {
  content: ""; width: 16px; height: 3px; border-radius: 2px;
  background: repeating-linear-gradient(90deg, var(--signal) 0 7px, transparent 7px 11px);
}
.f-col p { margin-bottom: 8px; }
.f-col a:hover { color: #fff; }
.f-col .tel { font-family: var(--font-num); font-size: 18px; font-weight: 700; color: #fff; }
.f-col .tel:hover { color: #ffb377; }
.f-links { display: grid; grid-template-columns: 1fr 1fr; gap: 7px 18px; }
.f-links a { color: #9db1c7; }
.f-links a:hover { color: #fff; }
.site-footer .qrcode { width: 118px; height: 118px; object-fit: contain; background: #fff; border-radius: 8px; padding: 5px; }
.site-footer .qrcode-item { text-align: center; }
.site-footer .qrcode-item figcaption { margin-top: 6px; font-size: 12.5px; }
.footer-bottom {
  border-top: 1px dashed #22364d;
  padding: 18px 0; font-size: 12.8px; color: #64798f;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  text-align: center;
}
.footer-bottom a.beian { color: #8fa6bd; }
.footer-bottom a.beian:hover { color: #fff; }

/* ---------- 新闻资讯（前台） ---------- */
.news-list { display: flex; flex-direction: column; gap: 20px; }
.news-item {
  display: grid; grid-template-columns: 280px 1fr; gap: 22px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r);
  box-shadow: var(--shadow-1); overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}
.news-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); }
.news-cover { display: block; height: 100%; min-height: 170px; background: linear-gradient(160deg, #f6f8fb, #eef2f7); }
.news-cover img { width: 100%; height: 100%; object-fit: cover; }
.news-cover-blank { display: grid; place-items: center; height: 100%; min-height: 170px; font-size: 46px; opacity: .5; }
.news-item-body { padding: 16px 20px 16px 0; display: flex; flex-direction: column; }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.news-meta time { font-size: 13px; color: var(--ink-3); font-family: var(--font-num); }
.news-title { font-size: 18.5px; line-height: 1.4; margin-bottom: 6px; }
.news-title a { color: var(--navy-900); }
.news-title a:hover { color: var(--brand); }
.news-excerpt { color: var(--ink-2); font-size: 14.6px; }
.news-more { margin-top: auto; padding-top: 10px; font-size: 14px; font-weight: 700; color: var(--brand); }
.news-more::after { content: ""; }
.news-empty { text-align: center; padding: 60px 20px; color: var(--ink-2); }
.news-empty p { margin-bottom: 18px; }
.panel-card { background: #fff; border: 1px solid var(--line); border-radius: var(--r); box-shadow: var(--shadow-1); }
.news-cover-big { width: 100%; max-height: 420px; object-fit: cover; border-radius: var(--r) var(--r) 0 0; }
.news-article-body { padding: 26px 28px; font-size: 15px; color: var(--ink); line-height: 2.0; }
.news-pn { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-top: 24px; }
.news-pn-card { padding: 16px 20px; display: flex; flex-direction: column; gap: 4px; }
.news-pn-card small { color: var(--ink-3); font-size: 12.5px; }
.news-pn-card b { color: var(--navy-900); font-size: 14.5px; line-height: 1.5; }
.news-pn-card.right { text-align: right; }
.news-pn-card:hover b { color: var(--brand); }

/* ---------- 首页新闻动态 ---------- */
.home-news-item { display: flex; flex-direction: column; padding: 20px 20px 18px; }
.home-news-item .news-meta { margin-bottom: 8px; }
.home-news-item h3 { font-size: 17px; line-height: 1.5; margin-bottom: 8px; }
.home-news-item h3 a { color: var(--navy-900); }
.home-news-item h3 a:hover { color: var(--brand); }
.home-news-item p { font-size: 14.2px; color: var(--ink-2); }

/* ---------- 手机底部行动条 ---------- */
.mobile-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 200;
  display: none;
  background: rgba(255,255,255,.98);
  box-shadow: 0 -4px 18px rgba(11,29,51,.14);
  border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom);
}
.mobile-bar a {
  flex: 1; text-align: center; padding: 10px 4px 9px;
  font-size: 12.5px; font-weight: 700; color: var(--navy-800);
  border-left: 1px solid var(--line);
}
.mobile-bar a:first-child { border-left: none; }
.mobile-bar a svg { width: 21px; height: 21px; display: block; margin: 0 auto 2px; stroke: currentColor; }
.mobile-bar a.hot { background: var(--signal); color: #fff; }
body { padding-bottom: 0; }

/* ---------- 滚动浮现 ---------- */
/* 内容不做入场隐藏：保证首屏与滚动时永不白屏 */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .card:hover, .case img, .case:hover img { transition: none; transform: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {  .hero-inner { grid-template-columns: 1fr; padding-top: 60px; padding-bottom: 64px; gap: 38px; }
  .hero-sub { max-width: 620px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3)::before { display: none; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid .step { border-left: none; }
  .split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .sec { padding: 42px 0; }
  .nav {
    display: flex; position: absolute; top: 64px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; padding: 8px 16px 14px;
    box-shadow: 0 14px 24px rgba(11,29,51,.12);
    border-top: 1px solid var(--line);
    opacity: 0; visibility: hidden; transform: translateY(-10px);
    transition: opacity .28s ease, transform .28s ease, visibility .28s;
    pointer-events: none;
  }
  .nav.open {
    opacity: 1; visibility: visible; transform: none; pointer-events: auto;
  }
  .nav a { padding: 12px 10px; border-bottom: 1px dashed var(--line); border-radius: 0; }
  .nav a:last-child { border-bottom: none; }
  .header-cta { display: none; }
  .nav-toggle { display: block; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .form-2col { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .mobile-bar { display: flex; }
  body { padding-bottom: 58px; }
  .hero-actions .btn { flex: 1; }
  .cta-inner { padding: 50px 22px; }
  /* 修复：page-hero / cta 的简写内边距会覆盖 .container 的左右留白，手机端必须补回 */
  .page-hero-inner { padding-left: 22px; padding-right: 22px; }
  .cta-inner { padding-left: 22px; padding-right: 22px; }
  /* 新闻列表手机端塌缩为单列，避免 280px 封面列挤压缩正文 */
  .news-item { grid-template-columns: 1fr; }
  .news-cover { min-height: 0; height: 190px; }
  .news-cover-blank { min-height: 0; height: 190px; }
  .news-item-body { padding: 0 20px 20px; }
  .news-pn { grid-template-columns: 1fr; }
  .news-article-body { padding: 22px 20px; }
}

@media (prefers-reduced-motion: reduce) {
  .nav { transition: none; }
}

/* ---------- 动效 v3：即时呈现，不阻塞内容 ---------- */
.hero-bg { animation: heroZoom 8s ease-out both; }
@keyframes heroZoom { from { transform: scale(1.06); } to { transform: scale(1); } }
.btn { transition: transform .12s ease, box-shadow .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-signal:hover { box-shadow: 0 8px 20px rgba(242,107,29,.38); }
.btn-navy:hover, .btn-line:hover, .btn-ghost:hover { box-shadow: 0 6px 16px rgba(11,29,51,.16); }
.svc-ico { transition: transform .22s ease; }
.card:hover .svc-ico { transform: translateY(-2px) scale(1.07); }
.faq-item[open] .faq-a { animation: faqIn .2s ease; }
@keyframes faqIn { from { opacity: 0; transform: translateY(-3px); } to { opacity: 1; transform: none; } }
@media (prefers-reduced-motion: reduce) {
  .hero-bg { animation: none; }
  .btn:hover { transform: none; }
  .nav { transition: none; }
}

/* ---------- 手机端密度收紧 v3 ---------- */
@media (max-width: 768px) {
  .hero-inner { padding-top: 46px; padding-bottom: 52px; }
  .stat { padding: 16px 10px; }
  .svc { padding: 17px 15px; }
  .truck-card .pad, .case .pad { padding: 13px 15px 15px; }
}
/* ---------- v4 手机端卡片紧凑化：一屏多卡，拒绝一卡一屏 ---------- */
@media (max-width: 768px) {
  /* 区块与栅格整体收紧 */
  .sec { padding: 32px 0; }
  .sec-head { margin-bottom: 20px; }
  .sec-title { font-size: 19px; }
  .sec-desc { font-size: 13.5px; }
  .grid { gap: 11px; }

  /* 车型卡：竖排改横排（图左文右），高度减半 */
  .truck-card { flex-direction: row; }
  .truck-card figure { flex: 0 0 128px; padding: 6px 4px 16px; align-self: stretch; display: flex; align-items: center; }
  .truck-card img { height: auto; }
  .truck-card .pad { padding: 10px 10px 12px 12px; flex: 1; min-width: 0; }
  .truck-len b { font-size: 19px; }
  .truck-len span { font-size: 11.5px; }
  .truck-card h3 { font-size: 15px; margin: 1px 0 4px; }
  .truck-card p { font-size: 12.6px; line-height: 1.6; }

  /* 服务 / 案例等卡片收紧 */
  .svc { padding: 13px 13px 14px; }
  .svc h3 { font-size: 15px; margin-bottom: 4px; }
  .svc p { font-size: 13px; }
  .svc-ico { width: 30px; height: 30px; border-radius: 8px; margin-bottom: 8px; }
  .svc-ico svg { width: 17px; height: 17px; }
  .svc .more { padding-top: 8px; font-size: 13px; }
  .case .pad { padding: 12px 13px 13px; }
  .case figure { height: 122px; }
  .case h3 { font-size: 14.5px; }
  .case p { font-size: 12.8px; }
  .case-tag { font-size: 11.5px; padding: 2px 8px; }
  .quote-card { padding: 14px 14px; }
  .quote-card p { font-size: 13.2px; }
  .contact-card { padding: 13px 13px 14px; }
  .contact-card .big { font-size: 17px; }
  .home-news-item { padding: 14px 14px; }

  /* 表单 / FAQ / 数据带 */
  .faq-item summary { padding: 10px 12px; font-size: 13.6px; }
  .faq-item .faq-a { padding: 0 12px 11px 40px; font-size: 13.2px; }
  .btn { padding: 10px 18px; font-size: 14px; }
  .btn-lg { padding: 11px 20px; font-size: 15px; }
  .stat { padding: 12px 8px; }
  .stat-num { font-size: 21px; }
  .stat-label { font-size: 11.5px; }
  .step { padding: 13px 11px; }
  .step h3 { font-size: 14.5px; }
  .step p { font-size: 12.8px; }

  /* 图文页配图压矮 */
  .split img.photo { aspect-ratio: auto; max-height: 200px; }

  /* 新闻列表更紧凑 */
  .news-cover, .news-cover-blank { height: 118px; min-height: 0; }
  .news-item-body { padding: 10px 12px 12px; }
  .news-title { font-size: 15px; }
  .news-excerpt { font-size: 12.8px; }

  /* 页脚收紧 */
  .site-footer { padding-top: 30px; }
  .footer-grid { padding-bottom: 20px; gap: 18px; }
}

/* ---------- v5 入场动效：快显、早触发、JS 失效自动降级 ---------- */
/* 只有 JS 可用时才隐藏待入场元素；0.35s 快速淡入上移 12px */
.js .reveal { opacity: 0; transform: translateY(12px); transition: opacity .35s ease-out, transform .35s ease-out; transition-delay: var(--rvd, 0s); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
}