/* ============================================================
   找找车运力网 —— 前端样式
   设计系统：品牌蓝 + 金橙点缀，卡片化、响应式、现代感
   ============================================================ */

:root {
  --brand:        #0a4ca8;
  --brand-2:      #1a73e8;
  --brand-light:  #eaf2fd;
  --brand-tint:   #f4f8fe;
  --gold:         #ff9a2e;
  --gold-2:       #ffc94d;
  --ink:          #14223b;
  --text:         #2c3a52;
  --muted:        #6b7a92;
  --line:         #e6edf6;
  --bg:           #f6f9fe;
  --card:         #ffffff;
  --ok:           #1ba672;
  --warn:         #e8851a;
  --radius:       16px;
  --radius-sm:    10px;
  --shadow:       0 10px 30px rgba(16, 50, 110, .08);
  --shadow-sm:    0 4px 14px rgba(16, 50, 110, .07);
  --shadow-lg:    0 22px 50px rgba(16, 50, 110, .16);
  --maxw:         1200px;
  --head-h:       72px;
  --grad:         linear-gradient(120deg, #1a73e8, #0a4ca8);
  --grad-gold:    linear-gradient(100deg, #ffc94d, #ff9a2e);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Source Han Sans SC", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
svg { max-width: 100%; }
/* icon() 生成的 SVG 默认没有宽高，统一按字号 1em 渲染，避免面包屑等处的箭头被浏览器按 300x150 默认尺寸撑破布局 */
svg.icon { width: 1em; height: 1em; vertical-align: -0.125em; flex: 0 0 auto; }
a { color: var(--brand-2); text-decoration: none; transition: color .15s; }
a:hover { color: var(--brand); }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.3; margin: 0 0 .5em; font-weight: 800; }
h1 { font-size: clamp(26px, 4vw, 40px); }
h2 { font-size: clamp(22px, 3vw, 30px); }
h3 { font-size: 19px; }
p  { margin: 0 0 1em; }
ul, ol { margin: 0; padding: 0; }
li { list-style: none; }

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

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--brand); color: #fff;
  padding: 10px 16px; z-index: 200; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

.section { padding: 64px 0; }
.section--tight { padding: 44px 0; }
.section--alt { background: linear-gradient(180deg, #fff, var(--brand-tint)); }
.section--dark {
  background: radial-gradient(1200px 400px at 70% -10%, #155bbf, #072c63);
  color: #dbe7f7;
}
.section--dark h2, .section--dark h3 { color: #fff; }

/* ---------- 区块标题 ---------- */
.section-head { text-align: center; max-width: 760px; margin: 0 auto 40px; }
.section-head .eyebrow {
  display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700;
  color: var(--brand-2); background: var(--brand-light); padding: 6px 14px; border-radius: 999px;
  letter-spacing: .5px; margin-bottom: 14px;
}
.section-head h2 { margin-bottom: 10px; }
.section-head p { color: var(--muted); font-size: 16px; margin: 0; }
.section-head .eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--gold); }

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; font-weight: 700; font-size: 15px;
  border: 1.5px solid transparent; cursor: pointer; transition: transform .12s, box-shadow .2s, background .2s;
  line-height: 1; white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 10px 24px rgba(26,115,232,.32); }
.btn-primary:hover { color: #fff; box-shadow: 0 14px 30px rgba(26,115,232,.42); }
.btn-gold { background: var(--grad-gold); color: #5a3500; box-shadow: 0 10px 24px rgba(255,154,46,.32); }
.btn-gold:hover { color: #5a3500; }
.btn-outline { background: transparent; border-color: rgba(255,255,255,.6); color: #fff; }
.btn-outline:hover { background: rgba(255,255,255,.12); color: #fff; }
.btn-ghost { background: var(--brand-light); color: var(--brand); }
.btn-ghost:hover { background: #dde9fb; color: var(--brand); }
.btn-sm { padding: 9px 16px; font-size: 14px; }
.btn-block { width: 100%; }

/* ---------- 徽标 / 标签 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 700;
  padding: 5px 12px; border-radius: 999px; background: var(--brand-light); color: var(--brand);
}
.badge--gold { background: #fff3e2; color: #c8771a; }
.badge--ok { background: #e4f6ee; color: var(--ok); }
.tag {
  display: inline-block; font-size: 12px; color: var(--muted); background: #eef2f8;
  padding: 3px 10px; border-radius: 6px; margin: 0 6px 6px 0;
}

/* ============================================================
   顶部导航
   ============================================================ */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.92);
  backdrop-filter: saturate(180%) blur(10px); border-bottom: 1px solid var(--line);
  transition: box-shadow .2s, background .2s;
}
.site-header.scrolled { box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; gap: 18px; height: var(--head-h); }
.logo { display: flex; align-items: center; flex-shrink: 0; }
.logo-img { height: 38px; width: auto; }
.logo .dark-logo { display: none; }

.main-nav { margin-left: 8px; flex: 1; }
.nav-list { display: flex; align-items: center; gap: 4px; }
.nav-item > a {
  display: inline-flex; align-items: center; gap: 4px; padding: 10px 14px; border-radius: 10px;
  color: var(--text); font-weight: 600; font-size: 15px;
}
.nav-item > a:hover { background: var(--brand-tint); color: var(--brand); }
.nav-item .caret { width: 15px; height: 15px; opacity: .6; }
.nav-item.has-child { position: relative; }
.dropdown {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 540px;
  background: #fff; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow);
  padding: 12px; opacity: 0; visibility: hidden; transform: translateY(8px); transition: .18s; z-index: 30;
}
.nav-item.has-child:hover .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; }
.dropdown-item {
  display: flex; gap: 12px; align-items: flex-start; padding: 10px 12px; border-radius: 10px;
}
.dropdown-item:hover { background: var(--brand-tint); }
.di-icon {
  width: 34px; height: 34px; flex: 0 0 34px; border-radius: 9px; background: var(--brand-light);
  color: var(--brand-2); display: grid; place-items: center;
}
.di-icon svg { width: 19px; height: 19px; }
.di-text strong { display: block; color: var(--ink); font-size: 14.5px; }
.di-text em { font-style: normal; color: var(--muted); font-size: 12.5px; }

.header-right { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.hotline { display: flex; align-items: center; gap: 8px; color: var(--ink); }
.hotline .hi-icon { width: 22px; height: 22px; color: var(--gold); }
.hotline b { font-size: 17px; letter-spacing: .5px; }
.hotline small { display: block; font-size: 11px; color: var(--muted); font-weight: 500; }

.nav-toggle {
  display: none; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; cursor: pointer; flex-direction: column; gap: 4px; align-items: center; justify-content: center;
}
.nav-toggle span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; transition: .2s; }

/* 移动抽屉 */
.mobile-nav {
  position: fixed; inset: 0 0 0 auto; width: min(84vw, 340px); background: #fff; z-index: 200;
  transform: translateX(100%); transition: transform .28s ease; box-shadow: var(--shadow-lg);
  display: flex; flex-direction: column;
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav-scroll { overflow: auto; padding: calc(18px + env(safe-area-inset-top)) 18px calc(18px + env(safe-area-inset-bottom)); flex: 1; -webkit-overflow-scrolling: touch; }
.m-group { padding: 10px 0; border-bottom: 1px solid var(--line); }
.m-parent { display: block; font-weight: 700; color: var(--ink); padding: 8px 4px; }
.m-childs { display: flex; flex-wrap: wrap; gap: 8px; padding: 4px 0 8px; }
.m-childs a { font-size: 13px; color: var(--text); background: var(--brand-tint); padding: 6px 12px; border-radius: 8px; }
.m-close {
  position: absolute; top: calc(14px + env(safe-area-inset-top)); right: 14px; width: 36px; height: 36px; border: none; background: var(--brand-tint);
  border-radius: 50%; cursor: pointer; font-size: 20px; color: var(--ink);
}
.nav-overlay {
  position: fixed; inset: 0; background: rgba(10,30,60,.45); z-index: 150; opacity: 0; visibility: hidden; transition: .25s;
}
.nav-overlay.open { opacity: 1; visibility: visible; }

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative; overflow: hidden;
  background:
    radial-gradient(900px 500px at 85% -10%, #1f6fd6 0%, transparent 60%),
    radial-gradient(700px 500px at 10% 110%, #0a3f86 0%, transparent 55%),
    linear-gradient(120deg, #0a4ca8, #083a82);
  color: #fff;
}
.hero::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.05) 1px, transparent 1px);
  background-size: 46px 46px; mask-image: radial-gradient(700px 400px at 70% 30%, #000, transparent);
}
.hero-grid {
  position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr .85fr;
  gap: 30px; align-items: center; padding: 70px 0 80px;
}
.hero-sub { font-size: 16px; color: #cfe0f7; max-width: 540px; }
.hero h1 { color: #fff; }
.hero .hl { color: var(--gold-2); }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.22); padding: 7px 14px; border-radius: 999px;
  font-size: 13.5px; font-weight: 600; margin-bottom: 18px;
}
.hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #5ee0a0; box-shadow: 0 0 0 4px rgba(94,224,160,.25); }
.hero-cta { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.hero-trust { display: flex; gap: 26px; margin-top: 34px; flex-wrap: wrap; }
.hero-trust .t-item { display: flex; align-items: center; gap: 10px; color: #dbe7f7; font-size: 14px; }
.hero-trust .t-item svg { width: 22px; height: 22px; color: var(--gold-2); }

.hero-media { position: relative; }
.hero-media .phone, .hero-media img {
  width: 100%; border-radius: 18px; box-shadow: var(--shadow-lg); border: 6px solid rgba(255,255,255,.14);
}
.hero-search {
  position: absolute; left: 0; right: 0; bottom: -34px;
  background: #fff; border-radius: 16px; box-shadow: var(--shadow); padding: 16px;
  display: flex; gap: 10px; align-items: center; flex-wrap: wrap;
  text-decoration: none; color: inherit; cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease;
}
.hero-search:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(15,30,55,.18); }
.hero-search:active { transform: translateY(0); }
@media (prefers-reduced-motion: reduce) { .hero-search:hover { transform: none; } }
.hero-search .hs-field {
  flex: 1; min-width: 150px; display: flex; align-items: center; gap: 8px; background: var(--brand-tint);
  border-radius: 10px; padding: 10px 14px; color: var(--muted);
}
.hero-search .hs-field .hs-icon { display: inline-flex; line-height: 0; }
.hero-search .hs-field svg { width: 18px; height: 18px; color: var(--brand-2); flex: 0 0 18px; }
.hero-search .hs-field .hs-text { font-size: 15px; color: #aab8ca; font-weight: 500; }
.hero-search .btn { flex: 0 0 auto; }

/* 轮播 */
.hero-slide { display: none; }
.hero-slide.active { display: block; }
.hero-dots { display: flex; gap: 8px; margin-top: 22px; }
.hero-dots button { width: 28px; height: 6px; border-radius: 6px; border: none; background: rgba(255,255,255,.3); cursor: pointer; }
.hero-dots button.active { background: var(--gold-2); width: 36px; }

/* ============================================================
   数据条
   ============================================================ */
.stat-strip { background: var(--brand-tint); border-bottom: 1px solid var(--line); }
.stat-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; padding: 30px 20px; }
.stat { text-align: center; }
.stat .num { font-size: 30px; font-weight: 800; color: var(--brand); line-height: 1.1; }
.stat .num .u { font-size: 16px; margin-left: 2px; }
.stat .lbl { color: var(--muted); font-size: 14px; margin-top: 4px; }

/* ============================================================
   卡片通用
   ============================================================ */
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .18s, border-color .18s; overflow: hidden;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow); border-color: #d6e4f7; }

.grid { display: grid; gap: 22px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
/* 运价查询页两栏布局：桌面左栏固定 520px，移动端（≤860）自动堆叠为单列，避免计算框被压窄 */
.calc-layout { display: grid; grid-template-columns: minmax(0, 520px) 1fr; gap: 30px; align-items: start; }

/* 服务卡 */
.svc-card { padding: 26px 24px; position: relative; }
.svc-card .svc-ico {
  width: 56px; height: 56px; border-radius: 14px; background: var(--brand-light); color: var(--brand-2);
  display: grid; place-items: center; margin-bottom: 16px;
}
.svc-card .svc-ico svg { width: 30px; height: 30px; }
.svc-card h3 { margin-bottom: 8px; }
.svc-card p { color: var(--muted); font-size: 14px; min-height: 44px; }
.svc-card .svc-link { font-weight: 700; color: var(--brand-2); display: inline-flex; align-items: center; gap: 4px; margin-top: 8px; font-size: 14px; }
.svc-card .svc-link svg { width: 16px; height: 16px; }

/* 线路卡 */
.route-card { padding: 20px; display: flex; flex-direction: column; gap: 10px; }
.route-card .rc-cities { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 18px; color: var(--ink); }
.route-card .rc-cities svg { width: 22px; height: 22px; color: var(--brand-2); flex: 0 0 22px; }
.route-card .rc-meta { display: flex; gap: 14px; color: var(--muted); font-size: 13px; flex-wrap: wrap; }
.route-card .rc-meta b { color: var(--text); font-weight: 700; }
.route-card .rc-price { margin-top: auto; display: flex; align-items: baseline; justify-content: space-between; border-top: 1px dashed var(--line); padding-top: 12px; }
.route-card .rc-price .p { color: var(--gold); font-weight: 800; font-size: 17px; }
.route-card .rc-price .c { font-size: 12.5px; color: var(--muted); }

/* 案例卡 */
.case-card { display: flex; flex-direction: column; }
.case-card .case-cover { aspect-ratio: 16/10; overflow: hidden; background: var(--brand-tint); }
.case-card .case-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.case-card:hover .case-cover img { transform: scale(1.05); }
.case-card .case-body { padding: 18px 20px 22px; }
.case-card .case-route { display: inline-flex; align-items: center; gap: 6px; color: var(--brand-2); font-weight: 700; font-size: 13px; margin-bottom: 8px; }
.case-card .case-route svg { width: 16px; height: 16px; }
.case-card h3 { font-size: 17px; margin-bottom: 8px; }
.case-card p { color: var(--muted); font-size: 13.5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 文章卡 */
.art-card { display: flex; flex-direction: column; }
.art-card .art-cover { aspect-ratio: 16/9; overflow: hidden; background: var(--brand-tint); }
.art-card .art-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s; }
.art-card:hover .art-cover img { transform: scale(1.05); }
.art-card .art-body { padding: 16px 18px 20px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.art-card .art-cat { font-size: 12px; font-weight: 700; color: var(--brand-2); }
.art-card h3 { font-size: 16.5px; line-height: 1.4; }
.art-card p { color: var(--muted); font-size: 13.5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.art-card .art-meta { display: flex; gap: 12px; color: #9fb0c6; font-size: 12.5px; }

/* 方案卡 */
.sol-card { padding: 0; }
.sol-card .sol-top { padding: 26px 24px 18px; background: linear-gradient(135deg, #1a73e8, #0a4ca8); color: #fff; position: relative; overflow: hidden; }
.sol-card .sol-top::after { content:""; position:absolute; right:-30px; top:-30px; width:120px; height:120px; border-radius:50%; background:rgba(255,255,255,.08); }
.sol-card .sol-ico { width: 50px; height: 50px; border-radius: 13px; background: rgba(255,255,255,.16); display: grid; place-items: center; margin-bottom: 14px; }
.sol-card .sol-ico svg { width: 28px; height: 28px; color: #fff; }
.sol-card .sol-top h3 { color: #fff; margin: 0; }
.sol-card .sol-top p { color: #dbe7f7; font-size: 13.5px; margin: 8px 0 0; }
.sol-card .sol-body { padding: 18px 24px 22px; }
.sol-card .sol-body ul li { display: flex; gap: 8px; padding: 6px 0; color: var(--text); font-size: 14px; }
.sol-card .sol-body ul li svg { width: 18px; height: 18px; color: var(--ok); flex: 0 0 18px; margin-top: 2px; }

/* ============================================================
   面包屑 / 页头
   ============================================================ */
.breadcrumb { padding: 18px 0 0; font-size: 13.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--brand); }
.breadcrumb .sep { color: #c2cede; display: inline-flex; align-items: center; }
.breadcrumb .sep svg { width: 14px; height: 14px; }
.breadcrumb .cur { color: var(--ink); font-weight: 600; }

.page-head { padding: 26px 0 30px; }
.page-head h1 { margin-bottom: 8px; }
.page-head .ph-sub { color: var(--muted); font-size: 16px; max-width: 760px; }
.page-head .ph-tags { margin-top: 14px; }

/* ============================================================
   文章详情排版
   ============================================================ */
.article-layout { display: grid; grid-template-columns: 1fr 300px; gap: 36px; align-items: start; }
.article-main { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 34px 40px; box-shadow: var(--shadow-sm); }
.article-main h1 { font-size: 30px; margin-bottom: 14px; }
.article-meta { display: flex; flex-wrap: wrap; gap: 16px; color: #9fb0c6; font-size: 13.5px; padding-bottom: 18px; border-bottom: 1px solid var(--line); margin-bottom: 22px; }
.article-summary {
  background: var(--brand-tint); border-left: 4px solid var(--brand-2); padding: 14px 18px; border-radius: 0 10px 10px 0;
  color: var(--text); font-size: 15px; margin-bottom: 22px;
}
.article-content { font-size: 16px; line-height: 1.9; color: #34445e; }
.article-content h2 { font-size: 22px; margin: 30px 0 12px; padding-left: 12px; border-left: 4px solid var(--brand-2); }
.article-content h3 { font-size: 18px; margin: 22px 0 10px; color: var(--brand); }
.article-content p { margin: 0 0 16px; }
.article-content img { border-radius: 12px; margin: 18px 0; }
.article-content ul, .article-content ol { padding-left: 22px; margin: 0 0 16px; }
.article-content li { list-style: disc; margin: 6px 0; }
.article-content strong { color: var(--ink); }
.article-content table { width: 100%; border-collapse: collapse; margin: 16px 0; }
.article-content th, .article-content td { border: 1px solid var(--line); padding: 10px 12px; text-align: left; font-size: 14.5px; }
.article-content th { background: var(--brand-tint); }

.geo-summary { color: var(--muted); font-size: 14.5px; background: #fff8ec; border: 1px solid #ffe2b3; padding: 14px 16px; border-radius: 10px; }

.article-side .side-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; margin-bottom: 20px; box-shadow: var(--shadow-sm); }
.side-card h4 { font-size: 16px; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }
.side-card h4 svg { width: 18px; height: 18px; color: var(--brand-2); }
.side-news li { padding: 10px 0; border-bottom: 1px dashed var(--line); }
.side-news li:last-child { border: none; }
.side-news a { color: var(--text); font-size: 14px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.side-news a:hover { color: var(--brand); }
.side-news .sn-date { font-size: 12px; color: #aab8ca; }

.pn-nav { display: flex; justify-content: space-between; gap: 16px; margin-top: 26px; padding-top: 20px; border-top: 1px solid var(--line); }
.pn-nav a { color: var(--text); font-size: 14px; max-width: 48%; }
.pn-nav a:hover { color: var(--brand); }
.pn-nav .pn-dir { font-size: 12px; color: var(--muted); display: block; margin-bottom: 4px; }

/* ============================================================
   表单 / 报价结果
   ============================================================ */
.form-wrap { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow-sm); }
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 14px; font-weight: 600; color: var(--ink); margin-bottom: 7px; }
.field label .req { color: #e23b3b; margin-left: 2px; }
.field input, .field select, .field textarea {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: 10px; font-size: 15px;
  font-family: inherit; color: var(--ink); background: #fff; outline: none; transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--brand-2); box-shadow: 0 0 0 3px rgba(26,115,232,.12); }
.field textarea { resize: vertical; min-height: 110px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-note { font-size: 12.5px; color: var(--muted); margin-top: 4px; }
.form-msg { padding: 12px 16px; border-radius: 10px; font-size: 14px; margin-bottom: 16px; display: none; }
.form-msg.ok { display: block; background: #e4f6ee; color: var(--ok); }
.form-msg.err { display: block; background: #fdeaea; color: #e23b3b; }
.hp-field { position: absolute; left: -9999px; }

.quote-result {
  margin-top: 18px; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line);
  display: none;
}
.quote-result.show { display: block; animation: fadeUp .3s; }
.quote-result .qr-head { background: var(--grad); color: #fff; padding: 18px 22px; }
.quote-result .qr-head .qr-route { font-size: 20px; font-weight: 800; }
.quote-result .qr-head .qr-sub { font-size: 13px; color: #dbe7f7; margin-top: 4px; }
.quote-result .qr-body { padding: 20px 22px; background: #fff; }
.quote-result .qr-price { font-size: 30px; font-weight: 800; color: var(--gold); }
.quote-result .qr-rows { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 16px 0; }
.quote-result .qr-rows .r { background: var(--brand-tint); border-radius: 10px; padding: 12px 14px; }
.quote-result .qr-rows .r .k { font-size: 12.5px; color: var(--muted); }
.quote-result .qr-rows .r .v { font-weight: 700; color: var(--ink); font-size: 15px; }
.quote-result .qr-notes { font-size: 13px; color: var(--warn); background: #fff6ea; padding: 10px 14px; border-radius: 10px; margin-bottom: 14px; }
.quote-result .qr-notes div { padding: 2px 0; }
.quote-result .qr-tip { font-size: 12.5px; color: var(--muted); }
.quote-result .qr-price .qr-unit { font-size: 15px; font-weight: 600; color: var(--gold); margin-left: 2px; }
.quote-result .qr-breakdown { margin: 14px 0; border: 1px dashed var(--line); border-radius: 12px; overflow: hidden; }
.quote-result .qr-breakdown .br { display: flex; justify-content: space-between; align-items: center; padding: 11px 16px; font-size: 14px; }
.quote-result .qr-breakdown .br + .br { border-top: 1px dashed var(--line); }
.quote-result .qr-breakdown .br span { color: var(--muted); }
.quote-result .qr-breakdown .br b { color: var(--ink); font-size: 16px; }
.quote-result .qr-actions { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; margin-top: 4px; }

/* 运输方式分段控件 */
.board-toggle { display: flex; gap: 8px; }
.board-opt { flex: 1; padding: 11px 10px; border: 1px solid var(--line); background: #fff; border-radius: 10px; cursor: pointer; font-size: 14px; color: var(--ink); font-weight: 600; transition: all .15s; }
.board-opt:hover { border-color: var(--brand); }
.board-opt.active { background: var(--grad); color: #fff; border-color: transparent; }

/* 地区城市索引 */
.region-index { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.region-tabs { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.region-tab { padding: 8px 16px; border: 1px solid var(--line); background: var(--brand-tint); border-radius: 999px; cursor: pointer; font-size: 14px; color: var(--brand); font-weight: 600; transition: all .15s; }
.region-tab.active, .region-tab:hover { background: var(--brand); color: #fff; border-color: var(--brand); }
.region-cities { display: flex; flex-wrap: wrap; gap: 8px; }
.city-chip { padding: 7px 14px; border: 1px solid var(--line); background: #fff; border-radius: 8px; cursor: pointer; font-size: 13.5px; color: var(--ink); transition: all .15s; }
.city-chip:hover { background: var(--brand-light); border-color: var(--brand); color: var(--brand); }
.region-hint { margin-top: 14px; font-size: 13px; color: var(--muted); }
.region-hint b { color: var(--brand); }

/* 汽车托运提示横幅 */
.cargo-notice {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  background: linear-gradient(100deg, #eaf3ff, #f3f8ff);
  border: 1px solid #cfe0fb; border-left: 5px solid var(--brand-2);
  border-radius: 14px; padding: 16px 20px; margin: 18px 0 6px;
}
.cargo-notice .cn-ico { flex: 0 0 40px; width: 40px; height: 40px; color: var(--brand-2); }
.cargo-notice .cn-text { flex: 1 1 320px; min-width: 260px; }
.cargo-notice .cn-text b { display: block; font-size: 15.5px; color: var(--ink); margin-bottom: 3px; }
.cargo-notice .cn-text span { font-size: 13.5px; color: var(--muted); }
.cargo-notice .cn-btn {
  flex: 0 0 auto; display: inline-flex; align-items: center; gap: 6px;
  background: var(--brand-2); color: #fff; font-weight: 700; font-size: 14px;
  padding: 11px 18px; border-radius: 10px; text-decoration: none; white-space: nowrap;
  transition: filter .15s, transform .15s;
}
.cargo-notice .cn-btn:hover { filter: brightness(1.06); transform: translateY(-1px); }

/* 城市字段（按钮式，点击唤起选择器） */
.city-field {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: 10px;
  font-size: 15px; font-family: inherit; color: var(--ink); background: #fff; cursor: pointer;
  text-align: left; transition: border-color .15s, box-shadow .15s;
}
.city-field::after { content: '▾'; float: right; color: var(--muted); }
.city-field:hover { border-color: var(--brand-2); box-shadow: 0 0 0 3px rgba(26,115,232,.12); }
.city-field:not([data-filled]):empty::before,
.city-field[data-empty] { color: #aab8ca; }

/* 城市选择弹层（借鉴拖车帝选择器） */
.city-picker { position: fixed; inset: 0; z-index: 1200; display: none; }
.city-picker.open { display: block; }
.city-picker .cp-mask { position: absolute; inset: 0; background: rgba(15,30,55,.45); }
.city-picker .cp-panel {
  position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%);
  width: min(680px, 92vw); max-height: 82vh; overflow: hidden; display: flex; flex-direction: column;
  background: #fff; border-radius: 16px; box-shadow: 0 24px 70px rgba(15,30,55,.3);
  animation: fadeUp .22s;
}
.city-picker .cp-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--line); font-size: 17px; font-weight: 800; color: var(--ink);
}
.city-picker .cp-close {
  border: none; background: var(--brand-tint); color: var(--brand); width: 32px; height: 32px;
  border-radius: 8px; font-size: 20px; line-height: 1; cursor: pointer;
}
.city-picker .cp-close:hover { background: var(--brand); color: #fff; }
.city-picker .cp-search { padding: 14px 20px 6px; }
.city-picker .cp-search input {
  width: 100%; padding: 11px 14px; border: 1.5px solid var(--line); border-radius: 10px;
  font-size: 15px; font-family: inherit; outline: none;
}
.city-picker .cp-search input:focus { border-color: var(--brand-2); box-shadow: 0 0 0 3px rgba(26,115,232,.12); }
.city-picker .cp-block { padding: 8px 20px 4px; }
.city-picker .cp-block-title { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.city-picker .cp-hot { display: flex; flex-wrap: wrap; gap: 8px; }
.city-picker .cp-tabs {
  display: flex; flex-wrap: wrap; gap: 8px; padding: 8px 20px;
  border-top: 1px dashed var(--line); margin-top: 8px;
}
.city-picker .cp-cities {
  padding: 6px 20px 20px; overflow-y: auto; display: flex; flex-wrap: wrap; gap: 8px;
  align-content: flex-start;
}

/* ===== 城市选择器 — 移动端 Bottom-Sheet 适配 ===== */
@media (max-width: 720px) {
  .city-picker .cp-panel {
    position: absolute;
    left: 0; right: 0; bottom: 0; top: auto;
    transform: none;
    width: 100vw;
    max-width: 100vw;
    max-height: 88vh;
    border-radius: 18px 18px 0 0;
    box-shadow: 0 -12px 40px rgba(15,30,55,.25);
    animation: cpSlideUp .22s cubic-bezier(.2,.7,.3,1);
  }
  @keyframes cpSlideUp {
    from { transform: translateY(100%); }
    to   { transform: translateY(0); }
  }
  /* 顶部拖拽条 */
  .city-picker .cp-head {
    padding: 10px 18px 14px;
    font-size: 16px;
    position: relative;
  }
  .city-picker .cp-head::before {
    content: "";
    position: absolute; left: 50%; top: 6px;
    transform: translateX(-50%);
    width: 36px; height: 4px;
    background: #d6dde9;
    border-radius: 2px;
  }
  .city-picker .cp-search { padding: 10px 18px 4px; }
  .city-picker .cp-search input {
    font-size: 16px; /* 防止 iOS 自动聚焦缩放 */
    padding: 12px 14px;
    border-radius: 10px;
  }
  .city-picker .cp-block { padding: 6px 18px 4px; }
  .city-picker .cp-block-title { font-size: 12.5px; margin-bottom: 6px; }
  /* 热门城市：换行显示，但限制行数 */
  .city-picker .cp-hot { gap: 6px; }
  .city-picker .cp-hot .city-chip {
    min-height: 36px; padding: 0 12px; font-size: 14px;
  }
  /* 地区标签：横滑，避免挤成一团 */
  .city-picker .cp-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    overflow-y: hidden;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding: 10px 18px;
    gap: 6px;
    border-top: 1px solid var(--line);
  }
  .city-picker .cp-tabs::-webkit-scrollbar { display: none; }
  .city-picker .cp-tabs .region-tab {
    flex: 0 0 auto;
    padding: 6px 14px;
    font-size: 13.5px;
  }
  /* 城市网格：触达区更大、字号略大 */
  .city-picker .cp-cities {
    padding: 8px 18px max(20px, env(safe-area-inset-bottom));
    gap: 6px;
    max-height: calc(88vh - 200px);
  }
  .city-picker .cp-cities .city-chip {
    min-height: 42px; padding: 0 14px; font-size: 14.5px;
  }
  /* 关闭按钮更大、易点 */
  .city-picker .cp-close {
    width: 36px; height: 36px; font-size: 22px;
  }
}
/* 超小屏 (≤360px) 进一步压缩 */
@media (max-width: 360px) {
  .city-picker .cp-cities .city-chip { min-height: 40px; font-size: 14px; padding: 0 12px; }
  .city-picker .cp-hot .city-chip { min-height: 34px; font-size: 13.5px; padding: 0 10px; }
}

/* ============================================================
   FAQ 手风琴
   ============================================================ */
.faq-list { max-width: 880px; margin: 0 auto; }
.faq-item { background: #fff; border: 1px solid var(--line); border-radius: 14px; margin-bottom: 12px; overflow: hidden; }
.faq-q {
  display: flex; align-items: center; gap: 12px; padding: 18px 22px; cursor: pointer; font-weight: 700;
  color: var(--ink); font-size: 16px; user-select: none;
}
.faq-q .fq-ico { width: 26px; height: 26px; flex: 0 0 26px; color: var(--brand-2); transition: transform .2s; }
.faq-item.open .faq-q .fq-ico { transform: rotate(45deg); }
.faq-q .fq-toggle { margin-left: auto; width: 22px; height: 22px; color: var(--muted); flex: 0 0 22px; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 22px 18px 60px; color: var(--text); font-size: 14.5px; line-height: 1.8; }
.faq-item.open .faq-a { max-height: 600px; }

/* ============================================================
   运价查询 / 线路总览
   ============================================================ */
.calc-box { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); }
.route-group { margin-bottom: 28px; }
.route-group h3 { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.route-group h3 .rg-city { display: inline-flex; align-items: center; gap: 8px; }
.route-group h3 svg { width: 20px; height: 20px; color: var(--gold); }
.route-table { width: 100%; border-collapse: collapse; }
.route-table th, .route-table td { padding: 13px 14px; text-align: left; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.route-table th { background: var(--brand-tint); color: var(--ink); font-weight: 700; font-size: 13.5px; }
.route-table tr:hover td { background: var(--brand-tint); }
.route-table .rt-price { color: var(--gold); font-weight: 700; }
.route-table .rt-go { color: var(--brand-2); font-weight: 600; }

/* ============================================================
   关于 / 联系 / 下载
   ============================================================ */
.about-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: center; }
.about-hero .ah-media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.feature-list li { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px dashed var(--line); }
.feature-list li svg { width: 22px; height: 22px; color: var(--ok); flex: 0 0 22px; margin-top: 2px; }
.feature-list li b { color: var(--ink); }
.feature-list li span { color: var(--muted); font-size: 14px; }

.cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px,1fr)); gap: 16px; }
.cert-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px; text-align: center; box-shadow: var(--shadow-sm); }
.cert-item .ci-ico { width: 46px; height: 46px; margin: 0 auto 10px; color: var(--brand-2); }
.cert-item .ci-ico svg { width: 46px; height: 46px; }
.cert-item .ci-name { font-weight: 700; color: var(--ink); font-size: 14.5px; }
.cert-item .ci-org { font-size: 12.5px; color: var(--muted); margin-top: 2px; }

.partner-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(140px,1fr)); gap: 16px; }
.partner-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; height: 80px; display: grid; place-items: center; color: var(--muted); font-weight: 700; box-shadow: var(--shadow-sm); }
.partner-item img { max-height: 46px; }

.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: start; }
.contact-info li { display: flex; gap: 14px; padding: 14px 0; border-bottom: 1px dashed var(--line); }
.contact-info .ci-ico { width: 42px; height: 42px; flex: 0 0 42px; border-radius: 11px; background: var(--brand-light); color: var(--brand-2); display: grid; place-items: center; }
.contact-info .ci-ico svg { width: 22px; height: 22px; }
.contact-info b { color: var(--ink); display: block; }
.contact-info span { color: var(--muted); font-size: 14px; }

.download-hero { text-align: center; max-width: 720px; margin: 0 auto; }
.download-cols { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: start; margin-top: 30px; }
.qr-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.qr-card { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 18px; text-align: center; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; align-items: center; }
.qr-card img { display: block !important; width: 200px !important; height: 200px !important; max-width: 90% !important; margin: 0 auto 10px !important; border-radius: 10px; border: 1px solid var(--line); background: #fff; }
.qr-card .qr-name { font-weight: 700; color: var(--ink); margin-top: 4px; }
.qr-card .qr-desc { font-size: 12.5px; color: var(--muted); }

.shot-wall { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 18px; }
.shot-card { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px; text-align: center; box-shadow: var(--shadow-sm); display: flex; flex-direction: column; align-items: center; }
.shot-card img { display: block; width: 100%; aspect-ratio: 16/9; height: auto; margin: 0 auto 12px; border-radius: 10px; box-shadow: var(--shadow-sm); background: #F4F7FC; }
.shot-card .sc-title { font-weight: 700; color: var(--ink); font-size: 16px; }
.shot-card .sc-intro { font-size: 12.5px; color: var(--muted); margin-top: 6px; line-height: 1.6; }

/* ============================================================
   搜索结果
   ============================================================ */
.search-box { display: flex; gap: 10px; max-width: 620px; margin: 0 auto 26px; }
.search-box input { flex: 1; padding: 13px 18px; border: 1.5px solid var(--line); border-radius: 999px; font-size: 15px; outline: none; }
.search-box input:focus { border-color: var(--brand-2); }
.result-item { background: #fff; border: 1px solid var(--line); border-radius: 12px; padding: 18px 20px; margin-bottom: 14px; box-shadow: var(--shadow-sm); }
.result-item h3 { font-size: 17px; margin-bottom: 6px; }
.result-item h3 a { color: var(--ink); }
.result-item h3 a:hover { color: var(--brand); }
.result-item .ri-meta { font-size: 12.5px; color: #9fb0c6; margin-bottom: 6px; }
.result-item p { color: var(--muted); font-size: 14px; margin: 0; }
.result-item mark { background: #fff2c2; color: var(--ink); padding: 0 2px; border-radius: 3px; }

/* ============================================================
   404
   ============================================================ */
.err-page { text-align: center; padding: 80px 20px; }
.err-page .err-code { font-size: 120px; font-weight: 900; color: var(--brand-light); line-height: 1; }
.err-page h1 { margin: 10px 0; }
.err-page p { color: var(--muted); }

/* ============================================================
   分页
   ============================================================ */
.pagination { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 34px; align-items: center; }
.pg-item { padding: 9px 14px; border-radius: 9px; background: #fff; border: 1px solid var(--line); color: var(--text); font-size: 14px; }
.pg-item:hover { border-color: var(--brand-2); color: var(--brand); }
.pg-active { background: var(--grad); color: #fff; border-color: transparent; font-weight: 700; }
.pg-disabled { opacity: .45; }
.pg-gap { color: var(--muted); padding: 0 4px; }
.pg-total { font-size: 13px; color: var(--muted); margin-left: 6px; }

/* ============================================================
   页脚
   ============================================================ */
.site-footer { background: linear-gradient(180deg, #0b2a5c, #072046); color: #b9cbe6; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr 1.2fr; gap: 30px; padding: 54px 20px 40px; }
.footer-brand .footer-logo { height: 40px; margin-bottom: 14px; }
.footer-slogan { color: #fff; font-weight: 700; font-size: 16px; margin-bottom: 8px; }
.footer-desc { font-size: 13.5px; max-width: 320px; }
.footer-hotline { color: #ffd166; font-weight: 700; display: flex; align-items: center; gap: 8px; margin-top: 12px; }
.footer-hotline svg { width: 20px; height: 20px; }
.footer-col h4 { color: #fff; font-size: 15.5px; margin-bottom: 16px; }
.footer-col ul li { padding: 6px 0; }
.footer-col ul li a { color: #aac1e0; font-size: 14px; }
.footer-col ul li a:hover { color: #fff; }
.footer-qr .qr-row { display: flex; gap: 14px; flex-wrap: wrap; }
.footer-qr .qr-item { text-align: center; }
.footer-qr .qr-item img { width: 86px; height: 86px; border-radius: 8px; background: #fff; padding: 4px; }
.footer-qr .qr-item span { display: block; font-size: 11.5px; color: #aac1e0; margin-top: 5px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); }
.footer-bottom-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; padding: 18px 20px; font-size: 13px; color: #92a9cc; }
.footer-links a { color: #92a9cc; margin-left: 14px; }
.footer-links a:hover { color: #fff; }

/* ============================================================
   浮动工具
   ============================================================ */
.float-tools { position: fixed; right: 22px; bottom: 90px; z-index: 80; display: flex; flex-direction: column; gap: 12px; }
.ft-item {
  width: 48px; height: 48px; border-radius: 14px; background: #fff; box-shadow: var(--shadow); color: var(--brand);
  display: grid; place-items: center; border: 1px solid var(--line); transition: transform .15s, background .15s;
}
.ft-item:hover { transform: translateY(-3px); background: var(--brand); color: #fff; }
.ft-item svg { width: 22px; height: 22px; }
.ft-top { opacity: 0; pointer-events: none; }
.ft-top.show { opacity: 1; pointer-events: auto; }

/* ============================================================
   快速报价弹层
   ============================================================ */
.modal-mask {
  position: fixed; inset: 0; background: rgba(8,28,60,.55); z-index: 300; display: none;
  align-items: center; justify-content: center; padding: 20px; backdrop-filter: blur(2px);
}
.modal-mask.open { display: flex; animation: fadeIn .2s; }
.modal {
  background: #fff; border-radius: 18px; width: 100%; max-width: 480px; max-height: 90vh; overflow: auto;
  box-shadow: var(--shadow-lg); animation: popIn .25s; position: relative;
}
.modal-head { padding: 22px 24px 0; }
.modal-head h3 { margin: 0; }
.modal-head p { color: var(--muted); font-size: 13.5px; margin: 6px 0 0; }
.modal-close { position: absolute; top: 16px; right: 16px; width: 34px; height: 34px; border: none; background: var(--brand-tint); border-radius: 50%; cursor: pointer; font-size: 18px; color: var(--ink); }
.modal-body { padding: 18px 24px 24px; }

/* ============================================================
   动画
   ============================================================ */
@keyframes fadeUp { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: none; } }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes popIn { from { opacity: 0; transform: scale(.96) translateY(10px); } to { opacity: 1; transform: none; } }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-d="1"] { transition-delay: .08s; }
.reveal[data-d="2"] { transition-delay: .16s; }
.reveal[data-d="3"] { transition-delay: .24s; }
.reveal[data-d="4"] { transition-delay: .32s; }

.speakable-note { font-size: 12.5px; color: var(--muted); }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; padding: 52px 0 56px; }
  .hero-media { max-width: none; margin: 8px 0 0; }
  /* 移动/平板：搜索条退出绝对定位，改为图片下方整块堆叠，不再压住 hero 图片 */
  .hero-search {
    position: static;
    margin: 16px 0 0;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    box-shadow: 0 12px 32px rgba(15,30,55,.14);
  }
  .hero-search:hover, .hero-search:active { transform: none; }
  .hero-search .hs-field { flex: 1 1 auto; min-width: 0; padding: 12px 14px; }
  .hero-search .hs-field .hs-text { font-size: 15px; }
  .hero-search .btn, .hero-search .hs-cta {
    flex: 1 1 auto; justify-content: center; width: 100%;
    padding: 13px 18px; font-size: 15px;
  }
  .article-layout { grid-template-columns: 1fr; }
  .article-side { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
  .about-hero, .contact-grid, .download-cols { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
/* 超小屏 (≤360px)：搜索条再压一档 */
@media (max-width: 360px) {
  .hero-search { padding: 10px; gap: 8px; border-radius: 12px; }
  .hero-search .hs-field { padding: 10px 12px; }
  .hero-search .btn, .hero-search .hs-cta { padding: 12px 16px; font-size: 14.5px; }
}
@media (max-width: 860px) {
  .main-nav, .header-right .hotline, .header-right .btn { display: none; }
  .nav-toggle { display: flex; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-2 { grid-template-columns: 1fr; }
  .calc-layout { grid-template-columns: 1fr; }
  .stat-strip .container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  body { font-size: 14.5px; }
  .section { padding: 46px 0; }
  .grid-4, .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .quote-result .qr-rows { grid-template-columns: 1fr; }
  .hero-cta .btn { flex: 1; }
  .article-main { padding: 22px 18px; }
  .article-main h1 { font-size: 24px; }
  .page-head h1 { font-size: 24px; }
  .page-head .ph-sub { font-size: 14.5px; }
  .qr-grid { grid-template-columns: 1fr 1fr; }
  .article-side { grid-template-columns: 1fr; }
  .form-wrap { padding: 20px 16px; }
  .pn-nav a { min-width: 0; }
  .pn-nav .pn-dir { font-size: 11px; }
  .article-content th, .article-content td { padding: 8px 10px; font-size: 13px; }
  .float-tools { right: 12px; bottom: 76px; }
  .float-tools .ft-item { width: 44px; height: 44px; }
}