/* ==========================================
   冷链龙 - 专属组件样式（叠加在 style.css 之上）
   冷链冷色调：蓝 #0EA5E9 → 青 #06B6D4 / 冰蓝 #F0F9FF / 深蓝 #0C4A6E / 生鲜绿 #34D399
   ========================================== */

/* ---------- 文字 Logo（内联 SVG 标记 + 文字，无外部图片依赖） ---------- */
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { width: 40px; height: 40px; flex: 0 0 auto; }
.logo-text { display: flex; flex-direction: column; line-height: 1.05; }
.logo-title { font-size: 1.35rem; font-weight: 800; letter-spacing: .5px; color: var(--brand-deep); }
.logo-title .accent { color: var(--brand-cyan); }
.logo-slogan { font-size: .68rem; color: var(--text-secondary); letter-spacing: .5px; }

/* ---------- 区块主题 ---------- */
.section-ice { background: var(--gradient-ice); }
.section-deep {
  background: var(--gradient-dark);
  color: #E6F6FF;
}
.section-deep .section-title,
.section-deep .sec-title { color: #fff; }
.section-deep .sec-sub { color: rgba(230, 246, 255, .75); }
.section-deep .eyebrow { color: var(--brand-cyan); }

/* ---------- 区块头部 ---------- */
.sec-head { text-align: center; max-width: 760px; margin: 0 auto 48px; }
.eyebrow {
  display: inline-block;
  font-size: .8rem; font-weight: 700; letter-spacing: 2px;
  color: var(--brand-cyan-dark); text-transform: uppercase;
  margin-bottom: 14px;
}
.sec-title { font-size: 2.1rem; font-weight: 800; color: var(--brand-deep); line-height: 1.25; }
.sec-title .hl { color: var(--brand-cyan); }
.sec-sub { margin-top: 14px; color: var(--text-secondary); font-size: 1.02rem; }

/* ---------- 徽章 ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: var(--radius-full);
  font-size: .78rem; font-weight: 600;
  background: var(--brand-cyan-light); color: var(--brand-cyan-dark);
  border: 1px solid rgba(6, 182, 212, .25);
}
.badge.green { background: var(--brand-green-light); color: var(--brand-green-dark); border-color: rgba(52,211,153,.3); }
.badge.blue { background: var(--brand-blue-light); color: var(--brand-blue-dark); border-color: rgba(14,165,233,.3); }
.badge.ghost { background: rgba(255,255,255,.14); color: #E6F6FF; border-color: rgba(255,255,255,.25); }

/* ---------- 图标盒 ---------- */
.icon-box {
  width: 56px; height: 56px; border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
  background: var(--gradient-brand); color: #fff;
  box-shadow: var(--shadow-brand);
}
.icon-box svg { width: 28px; height: 28px; }
.icon-box.sm { width: 44px; height: 44px; }
.icon-box.sm svg { width: 22px; height: 22px; }
.icon-box.ice { background: var(--brand-ice); color: var(--brand-cyan); box-shadow: none; border: 1px solid var(--border-color); }
.icon-box.green { background: var(--brand-green-light); color: var(--brand-green-dark); box-shadow: none; }

/* ---------- 网格工具 ---------- */
.grid-auto { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid-2 { display: grid; gap: 28px; grid-template-columns: repeat(2, 1fr); }
.grid-3 { display: grid; gap: 24px; grid-template-columns: repeat(3, 1fr); }
.grid-4 { display: grid; gap: 20px; grid-template-columns: repeat(4, 1fr); }
@media (max-width: 992px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---------- 卡片 ---------- */
.card { background: #fff; border-radius: var(--radius-lg); padding: 28px; border: 1px solid var(--border-light); box-shadow: var(--shadow); transition: var(--transition); }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(6,182,212,.35); }

/* 产品系卡（五大产品） */
.product-card { position: relative; overflow: hidden; background: #fff; border-radius: var(--radius-lg); padding: 30px 26px; border: 1px solid var(--border-light); box-shadow: var(--shadow); transition: var(--transition); }
.product-card::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 4px; background: var(--gradient-brand); transform: scaleX(0); transform-origin: left; transition: transform .3s; }
.product-card:hover::before { transform: scaleX(1); }
.product-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.product-num { font-size: 3.2rem; font-weight: 800; line-height: 1; color: var(--brand-cyan-light); }
.product-card h3 { margin: 12px 0 4px; font-size: 1.3rem; color: var(--brand-deep); }
.product-card .pc-sub { color: var(--brand-cyan-dark); font-weight: 600; font-size: .92rem; margin-bottom: 14px; }
.product-card ul { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.product-card li { font-size: .85rem; color: var(--text-secondary); background: var(--bg-light); padding: 4px 10px; border-radius: var(--radius-full); }

/* 数智产品小卡 */
.soft-card { background: #fff; border-radius: var(--radius-md); padding: 20px; border: 1px solid var(--border-light); box-shadow: var(--shadow-sm); transition: var(--transition); display: flex; flex-direction: column; gap: 10px; }
.soft-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: rgba(6,182,212,.35); }
.soft-card .icon-box { width: 46px; height: 46px; }
.soft-card h4 { font-size: 1.05rem; color: var(--brand-deep); }
.soft-card p { font-size: .88rem; color: var(--text-secondary); }

/* 解决方案卡 */
.solution-card { position: relative; border-radius: var(--radius-lg); overflow: hidden; padding: 30px 26px; color: #fff; min-height: 200px; display: flex; flex-direction: column; justify-content: flex-end; box-shadow: var(--shadow); transition: var(--transition); }
.solution-card .sc-bg { position: absolute; inset: 0; z-index: 0; opacity: .92; }
.solution-card > * { position: relative; z-index: 1; }
.solution-card h3 { font-size: 1.35rem; margin-bottom: 6px; }
.solution-card p { font-size: .9rem; opacity: .9; }
.solution-card .sc-link { margin-top: 14px; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; }
.solution-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.sc-blue { background: linear-gradient(135deg, #0EA5E9, #0891B2); }
.sc-cyan { background: linear-gradient(135deg, #06B6D4, #22D3EE); }
.sc-deep { background: linear-gradient(135deg, #0C4A6E, #0C2A3E); }
.sc-green { background: linear-gradient(135deg, #059669, #34D399); }
.sc-ice { background: linear-gradient(135deg, #38BDF8, #818CF8); }

/* 数值卡（数据墙） */
.stat-card { background: rgba(255,255,255,.06); border: 1px solid rgba(255,255,255,.14); border-radius: var(--radius-lg); padding: 28px 22px; text-align: center; backdrop-filter: blur(4px); }
.stat-card .num { font-size: 2.6rem; font-weight: 800; color: #fff; line-height: 1; }
.stat-card .num .u { font-size: 1.1rem; font-weight: 700; margin-left: 2px; color: var(--brand-cyan); }
.stat-card .label { margin-top: 10px; color: rgba(230,246,255,.8); font-size: .95rem; }

/* 温度标签 */
.temp-pill { display: inline-flex; align-items: center; gap: 6px; padding: 6px 14px; border-radius: var(--radius-full); font-weight: 700; font-size: .9rem; background: var(--brand-ice); color: var(--brand-cyan-dark); border: 1px solid rgba(6,182,212,.3); }
.temp-pill svg { width: 16px; height: 16px; }
.temp-pill.ok { background: var(--brand-green-light); color: var(--brand-green-dark); border-color: rgba(52,211,153,.35); }

/* 步骤 / 时间线 */
.timeline { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.step { position: relative; padding: 26px 22px; background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
.step .step-no { width: 40px; height: 40px; border-radius: 50%; background: var(--gradient-brand); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 800; margin-bottom: 14px; }
.step h4 { color: var(--brand-deep); font-size: 1.1rem; margin-bottom: 6px; }
.step p { color: var(--text-secondary); font-size: .9rem; }

/* 列表特性 */
.feature-list { display: grid; gap: 14px; }
.feature-row { display: flex; gap: 14px; align-items: flex-start; padding: 16px; background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); }
.feature-row .icon-box { flex: 0 0 auto; }
.feature-row h4 { color: var(--brand-deep); font-size: 1.05rem; }
.feature-row p { color: var(--text-secondary); font-size: .9rem; }

/* 两栏图文 */
.split { display: grid; gap: 48px; grid-template-columns: 1fr 1fr; align-items: center; }
@media (max-width: 880px) { .split { grid-template-columns: 1fr; gap: 28px; } }
.split-visual { border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); min-height: 320px; position: relative; background: var(--gradient-brand); }
.split-visual .vis-inner { position: absolute; inset: 0; padding: 32px; color: #fff; display: flex; flex-direction: column; justify-content: center; gap: 16px; }

/* 温控可视化演示 */
.temp-demo { background: var(--brand-deep); border-radius: var(--radius-lg); padding: 26px; color: #E6F6FF; box-shadow: var(--shadow-lg); }
.temp-demo .td-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.temp-demo .td-status { display: inline-flex; align-items: center; gap: 8px; }
.temp-graph { display: flex; align-items: flex-end; gap: 6px; height: 140px; padding-top: 10px; }
.temp-graph .bar { flex: 1; background: linear-gradient(180deg, #22D3EE, #0891B2); border-radius: 4px 4px 0 0; position: relative; transition: height .6s; }
.temp-graph .bar::after { content: attr(data-t); position: absolute; top: -18px; left: 50%; transform: translateX(-50%); font-size: .62rem; color: #BFF3FF; white-space: nowrap; }
.temp-axis { display: flex; justify-content: space-between; font-size: .7rem; color: rgba(230,246,255,.6); margin-top: 8px; }

/* FAQ（details） */
.faq { display: grid; gap: 14px; max-width: 860px; margin: 0 auto; }
.faq details { background: #fff; border: 1px solid var(--border-light); border-radius: var(--radius-md); box-shadow: var(--shadow-sm); overflow: hidden; }
.faq summary { cursor: pointer; padding: 18px 22px; font-weight: 700; color: var(--brand-deep); list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; color: var(--brand-cyan); font-weight: 400; transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding: 0 22px 20px; color: var(--text-secondary); }

/* CTA 横幅 */
.cta-band { background: var(--gradient-brand); border-radius: var(--radius-xl); padding: 48px 40px; color: #fff; text-align: center; box-shadow: var(--shadow-brand); }
.cta-band h2 { color: #fff; font-size: 1.9rem; }
.cta-band p { margin: 12px 0 24px; opacity: .92; }
.cta-band .btn-outline { border-color: rgba(255,255,255,.7); color: #fff; }
.cta-band .btn-outline:hover { background: rgba(255,255,255,.15); }

/* 页脚冷链调性微调 */
.footer { background: var(--gradient-dark); }
.footer .footer-bottom { border-top: 1px solid rgba(255,255,255,.1); }

/* 内页 hero（更紧凑，居中，深色背景保证白字清晰） */
/* 内页 hero：仿物流牛品牌渐变（蓝 #0EA5E9 → 绿 #6CC04A，135deg），文字水平垂直居中、上下留白相等 */
.hero.hero-inner {
  padding: 132px 0 132px;
  min-height: auto;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #0EA5E9 0%, #6CC04A 100%);
}
.hero.hero-inner .hero-bg { opacity: 0; }
.hero.hero-inner .container { position: relative; z-index: 1; }
.hero.hero-inner .sec-head { text-align: center; margin-left: auto; margin-right: auto; }
.hero.hero-inner .sec-head .eyebrow { color: rgba(255,255,255,.88); }
.hero.hero-inner .sec-head .sec-title { color: #fff; }
.hero.hero-inner .sec-head .sec-sub { color: rgba(255,255,255,.92); margin-top: 12px; }
@media (max-width: 768px) {
  .hero.hero-inner { padding: 88px 0 88px; }
}

/* Logo 图片（header 白底直贴 / footer 深底加白垫） */
.logo-img { display: block; height: 48px; width: auto; }
.logo-img-footer { height: 44px; background: #fff; border-radius: 10px; padding: 8px 14px; }

/* 页面通用区块标题（无 hero 时） */
.page-head { background: var(--gradient-ice); padding: 56px 0 44px; text-align: center; }
.page-head .eyebrow { color: var(--brand-cyan-dark); }
.page-head h1 { font-size: 2.2rem; color: var(--brand-deep); margin-top: 6px; }
.page-head p { color: var(--text-secondary); margin-top: 10px; }

/* 工具类 */
.mt-s { margin-top: 14px; } .mt-m { margin-top: 24px; } .mt-l { margin-top: 40px; }
.mb-s { margin-bottom: 14px; } .mb-m { margin-bottom: 24px; }
.text-center { text-align: center; }
.flex-center { display: flex; align-items: center; justify-content: center; gap: 10px; }
.lead { font-size: 1.1rem; color: var(--text-secondary); }

/* 窄屏适配：防止标题与按钮溢出 */
@media (max-width: 480px) {
  .hero-title { font-size: 2rem; }
  .hero-subtitle { font-size: 1rem; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero.hero-inner .sec-head .flex-center { flex-direction: column; gap: 12px; }
  .hero.hero-inner .sec-head .flex-center .btn { width: 100%; justify-content: center; }
  .hero.hero-inner .sec-head .sec-title { font-size: 1.75rem; }
  .hero.hero-inner .sec-head .sec-sub { font-size: .92rem; }
}
@media (max-width: 360px) {
  .hero-title { font-size: 1.7rem; }
  .hero.hero-inner .sec-head .sec-title { font-size: 1.55rem; }
}

/* ==========================================
   系统下载栏目（仿物流牛 download.html，冷链冷色调）
   ========================================== */
.dl-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.16);
  color: #fff;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  margin-bottom: 20px;
  border: 1px solid rgba(255,255,255,0.22);
}
.dl-hero-badge .dot { width: 8px; height: 8px; border-radius: 50%; background: #34D399; box-shadow: 0 0 0 4px rgba(52,211,153,.25); }
.dl-hero-title {
  color: #fff;
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
}
.dl-hero-title span { color: #7DD3FC; }
.dl-hero-sub {
  color: rgba(255,255,255,0.9);
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 640px;
}
.dl-hero-feats { display: flex; flex-wrap: wrap; gap: 12px; }
.dl-hero-feat {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.13);
  color: #fff;
  font-size: 0.9rem;
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255,255,255,0.18);
}
.dl-hero-feat svg { width: 16px; height: 16px; color: #7DD3FC; }

/* 下载引导卡 */
.dl-download-box {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 24px;
  text-align: center;
}
.dl-download-box h3 { font-size: 1.05rem; margin-bottom: 6px; }
.dl-download-box .dl-hint { font-size: 0.82rem; color: var(--text-muted); margin-bottom: 16px; }
.dl-qr {
  width: 160px; height: 160px;
  margin: 0 auto 14px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}
.dl-qr img { width: 100%; height: 100%; object-fit: cover; }
.dl-qr-hint { font-size: 0.8rem; color: var(--text-muted); margin-top: 10px; }
.dl-soon {
  display: inline-block;
  font-size: 0.72rem;
  color: var(--brand-cyan-dark);
  background: var(--brand-ice);
  border: 1px solid rgba(6,182,212,.35);
  border-radius: var(--radius-full);
  padding: 3px 12px;
  margin-bottom: 12px;
}

/* 下载中心枢纽 */
.dl-hub-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.dl-hub-card {
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 28px;
  align-items: center;
  transition: var(--transition);
}
.dl-hub-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-3px); }
.dl-hub-card.shipper { border-top: 4px solid var(--brand-blue); }
.dl-hub-card.driver { border-top: 4px solid var(--brand-green); }
.dl-hub-ico {
  width: 96px; height: 96px;
  border-radius: 24px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.dl-hub-card.shipper .dl-hub-ico { background: var(--brand-ice); color: var(--brand-cyan-dark); }
.dl-hub-card.driver .dl-hub-ico { background: rgba(52,211,153,.12); color: #059669; }
.dl-hub-ico svg { width: 48px; height: 48px; }
.dl-hub-card h3 { font-size: 1.4rem; margin-bottom: 10px; }
.dl-hub-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 18px; }

/* 底部下载 CTA */
.dl-cta {
  background: var(--gradient-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.dl-cta::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 0%, rgba(6,182,212,0.28) 0, transparent 60%);
}
.dl-cta-inner { position: relative; z-index: 1; }
.dl-cta h2 { color: #fff; font-size: 1.9rem; font-weight: 800; margin-bottom: 12px; }
.dl-cta p { color: rgba(255,255,255,0.78); margin-bottom: 26px; }
.dl-cta-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* 公众号 · 优先关注 */
.dl-official-sec { background: linear-gradient(180deg, var(--brand-ice) 0%, #FFFFFF 100%); }
.dl-official-card {
  display: grid;
  grid-template-columns: 230px 1fr;
  gap: 44px;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 44px;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}
.dl-official-card::before {
  content: "";
  position: absolute;
  top: -90px; right: -90px;
  width: 260px; height: 260px;
  border-radius: 50%;
  background: rgba(6,182,212,0.08);
}
.dl-official-qr { text-align: center; position: relative; z-index: 1; }
.dl-official-qr .dl-qr { width: 190px; height: 190px; border: 2px solid var(--brand-cyan); }
.dl-official-body { position: relative; z-index: 1; }
.dl-official-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--brand-cyan-dark);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 14px;
}
.dl-official-badge svg { width: 14px; height: 14px; }
.dl-official-body h2 { font-size: 1.6rem; font-weight: 800; margin-bottom: 10px; }
.dl-official-body > p { font-size: 0.95rem; color: var(--text-secondary); line-height: 1.7; margin-bottom: 18px; max-width: 560px; }
.dl-official-list { list-style: none; display: grid; gap: 10px; }
.dl-official-list li { display: flex; align-items: center; gap: 10px; font-size: 0.92rem; color: var(--text-secondary); }
.dl-official-list li svg { width: 18px; height: 18px; color: var(--brand-cyan); flex-shrink: 0; }

@media (max-width: 992px) {
  .dl-hero-title { font-size: 2rem; }
  .dl-hub-grid { grid-template-columns: 1fr; }
  .dl-official-card { grid-template-columns: 1fr; text-align: center; padding: 32px 24px; gap: 24px; }
  .dl-official-body > p { margin-left: auto; margin-right: auto; }
  .dl-official-list { justify-items: center; }
}
@media (max-width: 640px) {
  .dl-hero-title { font-size: 1.65rem; }
  .dl-hub-card { flex-direction: column; text-align: center; }
  .dl-official-body h2 { font-size: 1.35rem; }
}

/* ==========================================
   Footer 五列网格（冷链龙定制）
   ========================================== */
.footer-grid { grid-template-columns: 1.7fr repeat(3, 1fr) 1.15fr; gap: 40px; }
.footer-contact { list-style: none; }
.footer-contact li { display: flex; gap: 12px; margin-bottom: 14px; color: rgba(255,255,255,.82); font-size: .9375rem; align-items: flex-start; }
.footer-contact svg { width: 18px; height: 18px; flex-shrink: 0; color: #7DD3FC; margin-top: 4px; }
.footer-title { position: relative; padding-bottom: 12px; margin-bottom: 18px; }
.footer-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 3px; border-radius: 2px; background: var(--gradient-brand); }
.footer-qr-col .footer-qr-item { text-align: left; }
.footer-qr-col .footer-qr-item img { width: 120px; height: 120px; border-radius: 12px; background: #fff; padding: 6px; }
.footer-qr-col .footer-qr-item span { display: block; margin-top: 10px; font-size: .8rem; color: rgba(255,255,255,.72); line-height: 1.7; }
@media (max-width: 900px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-qr-col { grid-column: 1 / -1; }
  .footer-qr-col .footer-qr-item { display: flex; align-items: center; gap: 18px; }
  .footer-qr-col .footer-qr-item span { margin-top: 0; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px 16px; }
  .footer-col:nth-of-type(4) { grid-column: 1 / -1; }
}

/* ==========================================
   发布表单扩展：货物重量 / 用车时间 / 车辆自动匹配
   ========================================== */
.weight-input { display: flex; gap: 8px; }
.weight-input > .form-control:first-child { flex: 1; min-width: 0; }
.unit-select { width: 84px; flex-shrink: 0; }
.match-tip {
  margin: 0 0 14px;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-size: .875rem;
  line-height: 1.6;
  background: var(--brand-ice);
  border: 1px solid rgba(6, 182, 212, .35);
  color: var(--brand-cyan-dark);
}
.match-tip::before { content: "✓ "; font-weight: 700; }

/* ==========================================
   登录 / 注册模块（冷链龙专属）
   ========================================== */
.auth-mask {
  position: fixed; inset: 0; z-index: 3000;
  background: rgba(8, 47, 73, .55);
  backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.auth-mask[hidden] { display: none; }
.auth-modal {
  position: relative;
  width: 100%; max-width: 420px;
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  background: #fff;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 36px 36px 28px;
  animation: authPop .25s ease;
}
@keyframes authPop { from { opacity: 0; transform: translateY(16px) scale(.97); } to { opacity: 1; transform: none; } }
.auth-close {
  position: absolute; top: 14px; right: 14px;
  width: 34px; height: 34px; border: none; border-radius: 50%;
  background: var(--brand-ice); color: var(--brand-cyan-dark);
  font-size: 20px; line-height: 1; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
}
.auth-close:hover { background: rgba(6,182,212,.18); }
.auth-head { display: flex; align-items: center; gap: 14px; margin-bottom: 22px; }
.auth-logo-img { height: 44px; width: auto; border-radius: 8px; }
.auth-brand { display: flex; flex-direction: column; }
.auth-brand strong { font-size: 1.25rem; color: var(--brand-deep); line-height: 1.3; }
.auth-brand span { font-size: .7rem; letter-spacing: .12em; color: var(--text-muted); }
.auth-tabs { display: flex; gap: 10px; margin-bottom: 22px; background: var(--brand-ice); padding: 4px; border-radius: var(--radius-full); }
.auth-tabs button {
  flex: 1; border: none; background: transparent; padding: 9px 0;
  border-radius: var(--radius-full); font-size: .95rem; font-weight: 600;
  color: var(--text-secondary); cursor: pointer; transition: var(--transition);
}
.auth-tabs button.active { background: var(--gradient-brand); color: #fff; box-shadow: var(--shadow-sm); }
.auth-field { margin-bottom: 16px; }
.auth-field label { display: block; font-size: .875rem; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
.auth-field input {
  width: 100%; padding: 12px 14px;
  border: 1.5px solid var(--border-color); border-radius: var(--radius);
  font-size: .95rem; transition: var(--transition); background: #fff;
}
.auth-field input:focus { outline: none; border-color: var(--brand-cyan); box-shadow: 0 0 0 3px rgba(6,182,212,.15); }
.auth-code-row { display: flex; gap: 10px; }
.auth-code-row input { flex: 1; min-width: 0; }
.auth-code-row button {
  flex-shrink: 0; padding: 0 16px; border: none; border-radius: var(--radius);
  background: var(--brand-ice); color: var(--brand-cyan-dark);
  font-size: .875rem; font-weight: 600; cursor: pointer; white-space: nowrap;
}
.auth-code-row button:disabled { opacity: .6; cursor: not-allowed; }
.auth-row { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; font-size: .85rem; }
.auth-check { display: flex; align-items: center; gap: 6px; color: var(--text-secondary); cursor: pointer; }
.auth-link { color: var(--brand-cyan-dark); }
.auth-submit {
  width: 100%; border: none; padding: 14px 0; border-radius: var(--radius);
  background: var(--gradient-brand); color: #fff;
  font-size: 1.05rem; font-weight: 700; cursor: pointer;
  transition: var(--transition); letter-spacing: .1em;
}
.auth-submit:hover { filter: brightness(1.06); transform: translateY(-1px); }
.auth-submit:disabled { opacity: .65; cursor: not-allowed; transform: none; }
.auth-switch { text-align: center; font-size: .875rem; color: var(--text-secondary); margin-top: 16px; }
.auth-switch a { color: var(--brand-cyan-dark); font-weight: 600; }
.auth-agree { text-align: center; font-size: .75rem; color: var(--text-muted); margin-top: 18px; line-height: 1.7; }
.auth-agree a { color: var(--brand-cyan-dark); }
.auth-roles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.auth-role { position: relative; display: block; cursor: pointer; }
.auth-role input { position: absolute; opacity: 0; pointer-events: none; }
.auth-role span {
  display: block; text-align: center; padding: 10px 0;
  border: 1.5px solid var(--border-color); border-radius: var(--radius);
  font-size: .9rem; color: var(--text-secondary); transition: var(--transition);
}
.auth-role input:checked + span { border-color: var(--brand-cyan); background: var(--brand-ice); color: var(--brand-cyan-dark); font-weight: 600; }

/* header 登录态 chip */
.auth-user { display: inline-flex; align-items: center; gap: 8px; }
.auth-user[hidden] { display: none; }
#authOpenBtn[hidden] { display: none; }
.auth-avatar {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--gradient-brand); color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; font-weight: 700;
}
.auth-user-phone { font-size: .875rem; color: var(--text-secondary); font-weight: 600; }
.auth-logout { border: none; background: none; color: var(--text-muted); font-size: .8rem; cursor: pointer; text-decoration: underline; padding: 0; }
.auth-logout:hover { color: var(--brand-cyan-dark); }

@media (max-width: 480px) {
  .auth-modal { padding: 28px 22px 22px; }
  .auth-user-phone { display: none; }
}

/* 移动端保留登录/注册入口（覆盖基底 1100px 下隐藏 .btn-ghost 的规则） */
@media (max-width: 1100px) {
  .header-actions #authOpenBtn[hidden] { display: none; }
  .header-actions #authOpenBtn { display: inline-flex; }
}