/* =========================================================
   奥源热能 · 网站主样式（响应式重构版）
   主色：#1a3a5c 深蓝   辅色：#e67e22 橙色   浅蓝：#eef3f8
   策略：流式排版 clamp() + 自适应栅格 auto-fit + 检测表移动端卡片化
   ========================================================= */
:root{
  --color-primary:#1a3a5c;
  --color-primary-dark:#102b48;
  --color-accent:#e67e22;
  --color-accent-dark:#c46a18;
  --color-bg:#ffffff;
  --color-bg-alt:#eef3f8;
  --color-text:#1f2933;
  --color-text-soft:#5b6675;
  --color-border:#dde4ec;
  --shadow-sm:0 2px 8px rgba(26,58,92,.06);
  --shadow-md:0 6px 20px rgba(26,58,92,.10);
  --radius:8px;
  --container:1200px;
  --header-h:76px;       /* 主导航高度（≥993 桌面） */
  --topbar-h:40px;       /* 顶部信息条高度（≥993 桌面） */

  /* 流式间距 / 字号（随视口平滑缩放，避免硬切） */
  --pad-x:clamp(16px, 4vw, 24px);     /* 容器左右内边距 */
  --section-y:clamp(36px, 5vw, 60px); /* 区块上下内边距（收紧，避免版块间留白过多） */
  --block-gap:clamp(32px, 4vw, 46px); /* 区块内子标题 / 子模块间隔（统一控制） */
  --gap:clamp(16px, 2.4vw, 24px);     /* 栅格间距 */
}

*,*::before,*::after{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  font-size:clamp(14px, 0.6vw + 12px, 15px);
  line-height:1.65;
  color:var(--color-text);background:var(--color-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  word-wrap:break-word;
}
img{max-width:100%;height:auto;display:block;}
a{color:var(--color-primary);text-decoration:none;transition:color .2s;}
a:hover{color:var(--color-accent);}
h1,h2,h3,h4{margin:0 0 .55em;color:var(--color-primary);font-weight:700;line-height:1.28;}
h1{font-size:clamp(1.65rem, 4vw, 2.15rem);}
h2{font-size:clamp(1.3rem, 3vw, 1.7rem);}
h3{font-size:clamp(1.02rem, 1.4vw, 1.2rem);}
p{margin:0 0 .9em;}

.container{max-width:var(--container);margin:0 auto;padding:0 var(--pad-x);}
.text-accent{color:var(--color-accent);}
.text-center{text-align:center;}

/* 锚点滚动偏移：避免章节被 sticky 头部遮挡 */
section[id]{scroll-margin-top:calc(var(--header-h) + 8px);}

/* ============== 顶部导航 ============== */
.site-header{
  position:sticky;top:0;z-index:100;
  background:linear-gradient(180deg,#102b48 0%,#1a3a5c 100%);
  border-bottom:3px solid var(--color-accent);
  box-shadow:var(--shadow-sm);
  transition:box-shadow .3s ease,background .3s ease;
}
/* 滚动后浮起 · 毛玻璃 */
.site-header.is-scrolled{
  background:rgba(16,43,72,.86);
  backdrop-filter:saturate(150%) blur(12px);
  -webkit-backdrop-filter:saturate(150%) blur(12px);
  box-shadow:0 10px 28px rgba(0,0,0,.18);
}

/* ---------- 顶部信息条（营销"开口"信号 + 直拨热线） ---------- */
.header-topbar{
  background:linear-gradient(90deg,#0a1f33 0%,#102b48 60%,#133a66 100%);
  color:rgba(255,255,255,.92);
  font-size:13px;
  line-height:1;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.topbar-inner{
  display:flex;align-items:center;justify-content:space-between;
  height:var(--topbar-h);
  max-width:var(--container);margin:0 auto;padding:0 var(--pad-x);
  gap:14px;
}
.topbar-meta{display:flex;align-items:center;gap:14px;flex-wrap:wrap;min-width:0;}
.topbar-chip{
  display:inline-flex;align-items:center;gap:5px;
  color:rgba(255,255,255,.85);
  font-weight:500;white-space:nowrap;
}
.topbar-chip .tbi{
  color:var(--color-accent);font-style:normal;font-weight:700;
  font-size:13px;line-height:1;
}
.topbar-contact{
  display:flex;align-items:center;gap:12px;flex-shrink:0;
}
.topbar-sep{color:rgba(255,255,255,.55);font-weight:500;}
.topbar-phone{
  color:#fff;font-weight:700;letter-spacing:.5px;
  padding:4px 10px;border-radius:999px;
  background:linear-gradient(135deg,var(--color-accent) 0%,#d35400 100%);
  box-shadow:0 2px 8px rgba(230,126,34,.30);
  transition:transform .2s ease,box-shadow .2s ease,color .2s ease;
  font-size:13px;
}
.topbar-phone:hover{
  color:#fff;transform:translateY(-1px);
  box-shadow:0 4px 12px rgba(230,126,34,.45);
}
.topbar-divider{
  width:1px;height:14px;background:rgba(255,255,255,.18);
}
.topbar-wechat{
  color:rgba(255,255,255,.85);font-weight:500;
  transition:color .2s ease;
}
.topbar-wechat:hover{color:var(--color-accent);}

/* ---------- 主导航 ---------- */
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:var(--header-h);
  max-width:var(--container);
  margin:0 auto;padding:0 var(--pad-x);
  gap:14px;
}
.brand{display:flex;align-items:center;gap:12px;color:#fff;min-width:0;
  text-decoration:none;
  transition:opacity .25s ease;}
.brand:hover{opacity:.92;}
.brand img{
  height:60px;width:auto;flex-shrink:0;
  display:block;
  border-radius:6px;
  animation:brandIn .55s cubic-bezier(.2,.7,.3,1) both;
}
@keyframes brandIn{
  from{opacity:0;transform:translateY(-4px) scale(.96);}
  to{opacity:1;transform:none;}
}
.nav-desktop{display:flex;align-items:center;gap:2px;}
.nav-desktop a{
  color:#e3eaf2;padding:9px 12px;border-radius:6px;
  font-size:.94rem;font-weight:500;
  transition:background .2s,color .2s;white-space:nowrap;
}
.nav-desktop a:hover,.nav-desktop a.active{
  background:rgba(255,255,255,.10);color:#fff;
}
/* 升级版主 CTA：橙渐变胶囊（页头最具营销感的转化按钮） */
.nav-cta{
  background:linear-gradient(135deg,var(--color-accent) 0%,#d35400 100%)!important;
  color:#fff!important;
  padding:10px 20px!important;
  border-radius:999px!important;font-weight:700;
  margin-left:6px;
  box-shadow:0 4px 14px rgba(230,126,34,.35);
  letter-spacing:.5px;
}
.nav-cta:hover{
  background:linear-gradient(135deg,#f08528 0%,#d35400 100%)!important;
  color:#fff!important;
  transform:translateY(-1px);
  box-shadow:0 6px 18px rgba(230,126,34,.45);
}

.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:10px 6px;margin-right:-6px;}
.nav-toggle span{
  display:block;width:24px;height:2px;background:#fff;margin:5px 0;
  transition:.3s;border-radius:2px;
}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.open span:nth-child(2){opacity:0;}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============== Hero ============== */
.hero{
  background:linear-gradient(135deg,var(--color-primary) 0%,#2a5180 100%);
  color:#fff;padding:clamp(56px,10vw,88px) 0 clamp(64px,11vw,96px);position:relative;overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(230,126,34,.25),transparent 50%);
}
.hero-inner{position:relative;max-width:var(--container);margin:0 auto;padding:0 var(--pad-x);}
.hero h1{color:#fff;font-size:clamp(1.9rem, 5.2vw, 2.8rem);margin-bottom:16px;line-height:1.25;}
.hero p.lead{font-size:clamp(1rem, 1.6vw, 1.15rem);color:#d6e0ec;max-width:720px;margin-bottom:clamp(20px,4vw,32px);}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:6px;font-weight:600;
  cursor:pointer;border:none;font-size:1rem;transition:.2s;
  text-align:center;
}
.btn-primary{background:var(--color-accent);color:#fff;}
.btn-primary:hover{background:var(--color-accent-dark);color:#fff;}
/* 浅底场景用橙色描边 CTA（自动感知父级：非 hero 均适用） */
.btn-outline{
  background:transparent;
  color:var(--color-accent);
  border:2px solid var(--color-accent);
}
.btn-outline:hover{background:var(--color-accent);color:#fff;}
/* 深蓝 / 渐变底场景用白描边（hero 等） */
.hero .btn-outline,
.section-quote .btn-outline,
[style*="background:#1a3a5c"] .btn-outline,
[style*="background:linear-gradient"][class*="btn-outline"]{
  background:transparent;color:#fff;border:2px solid #fff;
}
.hero .btn-outline:hover,
[style*="background:#1a3a5c"] .btn-outline:hover{
  background:#fff;color:var(--color-primary);
}
/* 服务卡专用：橙色实心 CTA，最强视觉锚点 */
.btn-warm{
  background:linear-gradient(135deg,var(--color-accent),#d35400);
  color:#fff;border:none;
  padding:13px 30px;
  font-weight:700;
  box-shadow:0 6px 16px rgba(230,126,34,.30);
  position:relative;overflow:hidden;
}
.btn-warm::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,255,255,.18),transparent 55%);
  opacity:0;transition:opacity .2s;
}
.btn-warm:hover{
  transform:translateY(-1px);
  box-shadow:0 10px 22px rgba(230,126,34,.36);
  color:#fff;
}
.btn-warm:hover::after{opacity:1;}
.btn-lg{padding:14px 32px;font-size:clamp(1rem,1.4vw,1.05rem);}
/* 深色背景上的「幽灵」白边按钮（用于橙底 CTA 上的次按钮） */
.btn-ghost-dark{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.55);box-shadow:none;}
.btn-ghost-dark:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;}

/* ============== Section ============== */
.section{padding:var(--section-y) 0;}
.section-alt{background:var(--color-bg-alt);}
/* 区块内子模块（避免再次使用 section padding 造成双倍留白） */
.inner-section{padding-top:var(--block-gap);}
.section-head{text-align:center;margin-bottom:clamp(22px,3.2vw,34px);}
.section-head .tag{
  display:inline-block;color:var(--color-accent);font-weight:600;
  letter-spacing:2px;font-size:.9rem;margin-bottom:8px;
}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--color-text-soft);max-width:680px;margin:0 auto;}

/* ============== Cases · 综合体案例 ============== */
.case-composite{padding:clamp(24px,3vw,36px);}
.case-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:8px;}
.case-head .industry-tag{
  display:inline-block;padding:4px 12px;border-radius:20px;
  background:var(--color-accent);color:#fff;font-size:.78rem;font-weight:600;
  letter-spacing:.5px;
}
.case-head .boiler-tag{
  display:inline-block;padding:4px 12px;border-radius:20px;
  background:#eef2f7;color:var(--color-primary);font-size:.78rem;font-weight:600;
}
.case-head .full-tag{
  display:inline-block;padding:4px 12px;border-radius:20px;
  background:linear-gradient(135deg,#1a3a5c,#2a5180);color:#fff;
  font-size:.78rem;font-weight:600;letter-spacing:.5px;
}
.case-title{font-size:clamp(1.25rem,2.1vw,1.5rem);margin:6px 0 6px;}
.case-sub{color:var(--color-text-soft);font-size:.92rem;margin-bottom:18px;}
.case-grid{display:grid;grid-template-columns:1fr;gap:24px;}
@media (min-width:900px){.case-grid{grid-template-columns:1.15fr 1fr;gap:36px;align-items:start;}}
.case-section h4{
  font-size:1rem;color:var(--color-primary);margin-bottom:10px;
  display:flex;align-items:center;gap:8px;
}
.case-section h4::before{
  content:"";display:inline-block;width:4px;height:16px;
  background:var(--color-accent);border-radius:2px;
}
.case-section p{color:var(--color-text-soft);line-height:1.75;margin-bottom:12px;font-size:.95rem;}
.case-section p strong{color:var(--color-primary-dark);}
/* 服务时间线（横向紧凑、并排展示全生命周期服务节点） */
.case-timeline{
  display:grid;grid-template-columns:repeat(2,1fr);gap:8px;
  margin:14px 0 4px;padding:0;
  background:transparent;border:none;border-radius:0;
}
@media (min-width:520px){
  .case-timeline{grid-template-columns:repeat(3,1fr);gap:10px;}
}
@media (min-width:760px){
  .case-timeline{grid-template-columns:repeat(5,1fr);gap:8px;}
}
.case-step{
  display:flex;flex-direction:column;align-items:flex-start;gap:4px;
  text-align:left;
  padding:10px 10px 9px;
  background:#fff;
  border:1px solid var(--color-border);
  border-left:3px solid var(--color-accent);
  border-radius:6px;
  position:relative;
  transition:transform .2s,box-shadow .2s;
}
.case-step:hover{
  transform:translateY(-2px);
  box-shadow:0 4px 12px rgba(26,58,92,.08);
}
.case-step .step-icon{
  width:26px;height:26px;border-radius:6px;margin:0;
  background:linear-gradient(135deg,#1a3a5c,#2a5180);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:.85rem;flex-shrink:0;
}
.case-step .step-name{font-size:.82rem;font-weight:700;color:var(--color-primary);line-height:1.25;}
.case-step .step-detail{font-size:.7rem;color:var(--color-text-soft);margin:0;line-height:1.4;}
/* 手机小屏：5 项变 2列3行 + 最后一格留空，允许 */
@media (max-width:519px){
  .case-step{padding:9px 10px 8px;}
}
/* 综合成效 */
.case-result{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,120px),1fr));
  gap:10px;margin-top:18px;
}
.case-result .stat{
  background:linear-gradient(135deg,#1a3a5c,#2a5180);color:#fff;
  padding:18px 12px;border-radius:var(--radius);text-align:center;
}
.case-result .stat.accent{background:linear-gradient(135deg,#e67e22,#d97a18);}
.case-result .num{font-size:1.5rem;font-weight:700;line-height:1;font-family:'Inter',sans-serif;}
.case-result .label{font-size:.78rem;opacity:.95;margin-top:6px;}
.case-summary{
  margin-top:14px;padding:14px 16px;border-radius:var(--radius);
  background:linear-gradient(135deg,#f8f9fc,#eef2f7);
  border-left:3px solid var(--color-accent);
  font-size:.92rem;color:var(--color-primary);
}


.grid{display:grid;gap:var(--gap);}
/* ============== Cards Grid（自适应栅格） ============== */
/* 卡片式板块默认 3 个并排：手机 1 列、平板及以上统一 3 列 */
.grid-3{grid-template-columns:1fr;}
@media (min-width:420px){.grid-3{grid-template-columns:repeat(3,1fr);}}
/* 极窄屏（≤360px）才回单列，避免 320 设备拥挤 */
@media (max-width:360px){.grid-3{grid-template-columns:1fr;}}
/* 卡片里长词/链接不撑破布局 */
.grid-3 > .card{min-width:0;word-break:break-word;}
/* 让能耗一图掌控：4 张数据卡始终同横排 + 模块变小 */
.energy-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:16px;}
.energy-stat{background:#fff;border-radius:6px;padding:14px;border:1px solid var(--color-border);text-align:center;min-width:0;}
.energy-num{font-size:1.3rem;font-weight:700;line-height:1.15;font-variant-numeric:tabular-nums;}
.energy-num.primary{color:var(--color-primary);}
.energy-num.accent{color:var(--color-accent);}
.energy-label{font-size:.82rem;color:var(--color-text-soft);margin-top:2px;}
@media (max-width:560px){
  .energy-grid{gap:8px;margin-top:12px;}
  .energy-stat{padding:10px 6px;}
  .energy-num{font-size:1.05rem;}
  .energy-label{font-size:.7rem;}
}
@media (max-width:420px){
  .energy-grid{gap:6px;margin-top:10px;}
  .energy-stat{padding:8px 4px;border-radius:5px;}
  .energy-num{font-size:.88rem;}
  .energy-label{font-size:.6rem;}
}
@media (max-width:360px){
  .energy-grid{grid-template-columns:repeat(2,1fr);gap:8px;}
  .energy-stat{padding:10px;}
  .energy-num{font-size:1.05rem;}
  .energy-label{font-size:.7rem;}
}
/* 使命·愿景·价值观：始终 3 列同横排 + 模块变小 */
.mvv-grid{grid-template-columns:repeat(3,1fr);}
.mvv-grid > .card{min-width:0;padding:clamp(14px,1.8vw,22px);}
.mvv-grid > .card .icon{width:42px;height:42px;}
.mvv-grid > .card .icon svg{width:22px;height:22px;}
.mvv-grid > .card h3{font-size:1rem;}
.mvv-grid > .card p{font-size:.85rem;line-height:1.5;}
@media (max-width:560px){
  .mvv-grid{gap:10px;}
  .mvv-grid > .card{padding:12px;}
  .mvv-grid > .card .icon{width:34px;height:34px;}
  .mvv-grid > .card .icon svg{width:18px;height:18px;}
  .mvv-grid > .card h3{font-size:.9rem;}
  .mvv-grid > .card p{font-size:.76rem;line-height:1.45;}
}
@media (max-width:420px){
  .mvv-grid{gap:8px;}
  .mvv-grid > .card{padding:10px 9px;}
  .mvv-grid > .card .icon{width:30px;height:30px;}
  .mvv-grid > .card .icon svg{width:16px;height:16px;}
  .mvv-grid > .card h3{font-size:.82rem;}
  .mvv-grid > .card p{font-size:.68rem;line-height:1.4;}
}
@media (max-width:360px){
  .mvv-grid{grid-template-columns:1fr;gap:10px;}
  .mvv-grid > .card{padding:12px 14px;}
  .mvv-grid > .card .icon{width:36px;height:36px;}
  .mvv-grid > .card .icon svg{width:19px;height:19px;}
  .mvv-grid > .card h3{font-size:.95rem;}
  .mvv-grid > .card p{font-size:.8rem;line-height:1.5;}
}
/* 六大核心服务：始终 3 列横排（6 卡 = 3+3 两排）+ 阶梯压缩 */
.services-grid{grid-template-columns:repeat(3,1fr);gap:clamp(12px,1.4vw,18px);}
.services-grid > .card{min-width:0;word-break:break-word;}
.services-grid > .card .icon{width:42px;height:42px;margin-bottom:10px;}
.services-grid > .card .icon svg{width:22px;height:22px;}
.services-grid > .card h3{font-size:1rem;margin-bottom:6px;}
.services-grid > .card p{font-size:.85rem;line-height:1.5;}
@media (max-width:560px){
  .services-grid{gap:10px;}
  .services-grid > .card{padding:12px 12px;}
  .services-grid > .card .icon{width:34px;height:34px;margin-bottom:7px;}
  .services-grid > .card .icon svg{width:18px;height:18px;}
  .services-grid > .card h3{font-size:.9rem;margin-bottom:5px;}
  .services-grid > .card p{font-size:.76rem;line-height:1.45;}
}
@media (max-width:420px){
  .services-grid{gap:8px;}
  .services-grid > .card{padding:10px 9px;}
  .services-grid > .card .icon{width:30px;height:30px;margin-bottom:6px;}
  .services-grid > .card .icon svg{width:16px;height:16px;}
  .services-grid > .card h3{font-size:.82rem;margin-bottom:4px;}
  .services-grid > .card p{font-size:.68rem;line-height:1.4;}
}
@media (max-width:360px){
  .services-grid{grid-template-columns:1fr;gap:10px;}
  .services-grid > .card{padding:12px 14px;}
  .services-grid > .card .icon{width:36px;height:36px;}
  .services-grid > .card .icon svg{width:19px;height:19px;}
  .services-grid > .card h3{font-size:.95rem;}
  .services-grid > .card p{font-size:.8rem;line-height:1.5;}
}
/* 六步标准化服务流程：始终 3 列同横排（6 卡 = 3+3 两排），白卡外观 */
.steps{grid-template-columns:repeat(3,1fr);gap:clamp(12px,1.5vw,18px);}
.steps > .step{min-width:0;word-break:break-word;}
.step{
  position:relative;background:#fff;border:1px solid var(--color-border);
  border-radius:var(--radius);padding:clamp(16px,1.8vw,22px) clamp(14px,1.6vw,20px);
  display:flex;flex-direction:column;gap:6px;
  transition:transform .25s,box-shadow .25s,border-color .25s;overflow:hidden;
}
.step::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--color-primary),var(--color-accent));}
.step h4{font-size:clamp(.98rem,1.4vw,1.12rem);color:var(--color-primary);margin:0 0 2px;line-height:1.3;}
.step p{font-size:.88rem;color:var(--color-text-soft);line-height:1.55;margin:0;}
.step small{display:block;margin-top:4px;font-size:.74rem;color:var(--color-text-soft);opacity:.85;}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--color-accent);}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));}
/* 覆盖多行业客户：始终 4 列同横排 + 多档断点阶梯压缩 */
.industry-grid{grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.2vw,16px);}
.industry-grid>.card{min-width:0;padding:clamp(14px,1.5vw,20px) clamp(10px,1.1vw,16px);text-align:center;}
.industry-grid>.card h3{font-size:.95rem;margin:0 0 4px;}
.industry-grid>.card p{font-size:.78rem;line-height:1.5;margin:0;}
/* 中等屏收紧 */
@media (max-width:760px){
  .industry-grid{gap:8px;}
  .industry-grid>.card{padding:10px 8px;}
  .industry-grid>.card h3{font-size:.84rem;margin:0 0 2px;}
  .industry-grid>.card p{font-size:.68rem;line-height:1.45;}
}
/* 手机端：字号再缩、保持 4 列同行 */
@media (max-width:480px){
  .industry-grid{gap:6px;}
  .industry-grid>.card{padding:8px 4px;border-radius:8px;}
  .industry-grid>.card h3{font-size:.72rem;margin:0 0 1px;}
  .industry-grid>.card p{font-size:.6rem;line-height:1.4;}
}
/* 极窄屏兜底：4 列太挤，回 2 列两排（避免不可读） */
@media (max-width:360px){
  .industry-grid{grid-template-columns:repeat(2,1fr);gap:8px;}
  .industry-grid>.card{padding:10px 6px;}
  .industry-grid>.card h3{font-size:.82rem;margin:0 0 2px;}
  .industry-grid>.card p{font-size:.7rem;line-height:1.5;}
}
.grid-2{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr));}

/* ============== SLA 响应承诺：始终一排 4 张 + 阶梯压缩 ============== */
.sla-grid{grid-template-columns:repeat(4,1fr);gap:clamp(10px,1.2vw,16px);margin-top:22px;}
.sla-card{
  position:relative;
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(14px,1.8vw,20px) clamp(12px,1.6vw,18px);
  text-align:center;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  min-width:0;
  transition:transform .25s,box-shadow .25s,border-color .25s;
  overflow:hidden;
}
.sla-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  opacity:.85;
}
.sla-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-accent);
}
.sla-text{display:flex;flex-direction:column;align-items:center;gap:5px;width:100%;min-width:0;}
.sla-icon{
  width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--color-bg-alt);color:var(--color-primary);
  margin-top:4px;flex:0 0 auto;
}
.sla-icon svg{width:20px;height:20px;}
.sla-num{
  font-size:clamp(1.6rem,2.4vw,2.1rem);
  font-weight:800;color:var(--color-accent);
  letter-spacing:-.02em;line-height:1.05;
  font-variant-numeric:tabular-nums;
}
.sla-divider{
  width:30px;height:2px;border-radius:2px;
  background:var(--color-border);
}
.sla-label{
  font-size:.86rem;color:var(--color-text);font-weight:600;line-height:1.3;
}
.sla-sub{
  font-size:.74rem;color:var(--color-text-soft);line-height:1.35;
}
/* 手机端：4 张同横排，卡片内部转\"图标左 + 文字右\"横向紧凑 */
@media (max-width:560px){
  .sla-grid{gap:8px;margin-top:16px;}
  .sla-card{flex-direction:row;align-items:center;text-align:left;gap:9px;padding:9px 9px;}
  .sla-text{align-items:flex-start;gap:1px;}
  .sla-icon{width:30px;height:30px;margin:0;}
  .sla-icon svg{width:15px;height:15px;}
  .sla-num{font-size:1.15rem;}
  .sla-divider{width:20px;height:1.5px;margin:1px 0;}
  .sla-label{font-size:.68rem;line-height:1.2;}
  .sla-sub{font-size:.58rem;line-height:1.2;}
}
@media (max-width:420px){
  .sla-grid{gap:6px;}
  .sla-card{padding:7px 7px;gap:7px;}
  .sla-icon{width:26px;height:26px;}
  .sla-icon svg{width:13px;height:13px;}
  .sla-num{font-size:1rem;}
  .sla-label{font-size:.62rem;}
  .sla-sub{font-size:.54rem;}
}
/* ≤360 兜底：4 列实在挤不下，回 2×2，卡片内部回纵向居中 */
@media (max-width:360px){
  .sla-grid{grid-template-columns:repeat(2,1fr);gap:8px;}
  .sla-card{flex-direction:column;text-align:center;align-items:center;padding:10px 8px;gap:6px;}
  .sla-text{align-items:center;gap:3px;}
  .sla-icon{width:32px;height:32px;margin-top:0;}
  .sla-num{font-size:1.25rem;}
  .sla-divider{width:26px;}
  .sla-label{font-size:.74rem;}
  .sla-sub{font-size:.62rem;}
}

/* ============== 交付物：每张卡片独占一整行 ============== */
.deliver-grid{grid-template-columns:1fr;gap:14px;}
.deliver-card{
  display:flex;align-items:stretch;gap:clamp(14px,2vw,22px);
  background:#fff;border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(16px,2vw,22px) clamp(18px,2.4vw,28px);
  transition:transform .25s,box-shadow .25s,border-color .25s;
  position:relative;overflow:hidden;
}
.deliver-card::before{
  content:"";position:absolute;top:0;left:0;bottom:0;width:4px;
  background:linear-gradient(180deg,var(--color-primary),var(--color-accent));
  opacity:.85;
}
.deliver-card:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-accent);
}
.deliver-side{
  flex:0 0 auto;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  min-width:88px;
  background:var(--color-bg-alt);
  border-radius:var(--radius);
  padding:14px 10px;gap:8px;
  color:var(--color-primary);
}
.deliver-num{
  font-size:.78rem;letter-spacing:.14em;font-weight:700;
  color:var(--color-accent);
  font-variant-numeric:tabular-nums;
}
.deliver-emoji{
  font-size:1.9rem;line-height:1;
  filter:drop-shadow(0 1px 2px rgba(0,0,0,.05));
}
.deliver-body{flex:1 1 auto;display:flex;flex-direction:column;gap:6px;min-width:0;}
.deliver-body h3{font-size:1.15rem;margin:0;color:var(--color-primary);}
.deliver-sub{
  font-size:.85rem;color:var(--color-text-soft);margin:0 0 4px;
}
.deliver-card ul{
  list-style:none;padding:0;margin:6px 0 0;
  display:grid;gap:6px 18px;
  grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr));
  color:var(--color-text);
  font-size:.93rem;line-height:1.55;
}
.deliver-card ul li{
  position:relative;padding-left:16px;
}
.deliver-card ul li::before{
  content:"";position:absolute;left:0;top:.65em;
  width:6px;height:6px;border-radius:50%;
  background:var(--color-accent);
}
@media (max-width:640px){
  .deliver-side{min-width:64px;padding:10px 8px;}
  .deliver-emoji{font-size:1.4rem;}
  .deliver-card{flex-direction:row;}
}
@media (max-width:420px){
  .deliver-card{flex-direction:column;}
  .deliver-side{flex-direction:row;width:100%;justify-content:flex-start;gap:14px;}
}

.card{
  background:#fff;border:1px solid var(--color-border);
  border-radius:var(--radius);padding:clamp(18px,2.4vw,24px);
  transition:transform .25s,box-shadow .25s,border-color .25s;
  height:100%;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-accent);
}
.card .icon{
  width:48px;height:48px;border-radius:11px;
  background:var(--color-bg-alt);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;color:var(--color-primary);
}
.card .icon svg{width:26px;height:26px;}
.card h3{font-size:1.08rem;margin-bottom:8px;}
.card p{color:var(--color-text-soft);font-size:.92rem;margin:0;line-height:1.6;}

/* 小屏 3 列并排时（420~576px）卡片更紧凑，避免挤压 */
@media (max-width:576px) and (min-width:421px){
  .card{padding:14px 14px;}
  .card .icon{width:38px;height:38px;border-radius:9px;margin-bottom:8px;}
  .card .icon svg{width:20px;height:20px;}
  .card h3{font-size:.92rem;margin-bottom:5px;line-height:1.3;}
  .card p{font-size:.78rem;line-height:1.5;}
}

/* ============== Stats ============== */
.stats{
  background:
    radial-gradient(1200px 380px at 15% 50%,rgba(255,255,255,.06),transparent 60%),
    radial-gradient(900px 300px at 85% 50%,rgba(230,126,34,.12),transparent 65%),
    var(--color-primary);
  color:#fff;
  padding:clamp(40px,5.5vw,64px) 0;
  position:relative;
  overflow:hidden;
}
.stats .grid-4{text-align:center;}
/* 关键数据：4 张白色浮卡，始终强制一横排 4 张；窄屏同步压紧 padding/字号 */
.stat-grid{
  display:grid;gap:clamp(8px,1.2vw,14px);
  grid-template-columns:repeat(4,1fr);
}
.stat-card{
  position:relative;
  background:rgba(255,255,255,.96);
  color:var(--color-text);
  border-radius:var(--radius);
  padding:clamp(14px,1.8vw,24px) clamp(12px,1.4vw,20px);
  display:flex;flex-direction:column;align-items:flex-start;gap:8px;
  text-align:left;min-width:0;            /* 防止长字撑破布局 */
  border:1px solid rgba(255,255,255,.25);
  box-shadow:0 8px 24px rgba(0,0,0,.18);
  transition:transform .25s,box-shadow .25s;
  overflow:hidden;
}
.stat-card:hover{
  transform:translateY(-4px);
  box-shadow:0 14px 32px rgba(0,0,0,.26);
}
.stat-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
}
.stat-icon{
  width:36px;height:36px;border-radius:9px;
  background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  color:#fff;
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
  box-shadow:0 4px 10px rgba(26,58,92,.18);
}
.stat-icon svg{width:18px;height:18px;}
.stat-num{
  font-size:clamp(1.45rem,2.4vw,2.2rem);
  font-weight:800;line-height:1.05;
  color:var(--color-primary);
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.stat-card .label{
  font-size:.85rem;color:var(--color-text);font-weight:600;
  line-height:1.4;
}
.stat-card .sub{
  font-size:.72rem;color:var(--color-text-soft);margin-top:1px;line-height:1.35;
}
/* 平板：卡片更紧凑，仍 4 列同横排 */
@media (max-width:760px){
  .stat-card{padding:10px 10px;gap:6px;border-radius:6px;}
  .stat-icon{width:30px;height:30px;border-radius:7px;}
  .stat-icon svg{width:16px;height:16px;}
  .stat-num{font-size:1.3rem;}
  .stat-card .label{font-size:.74rem;}
  .stat-card .sub{font-size:.62rem;}
}
/* 手机：再压一档，4 卡仍同行 */
@media (max-width:480px){
  .stat-card{padding:8px 6px;gap:4px;}
  .stat-icon{width:26px;height:26px;border-radius:6px;}
  .stat-icon svg{width:14px;height:14px;}
  .stat-num{font-size:1.05rem;}
  .stat-card .label{font-size:.66rem;line-height:1.3;}
  .stat-card .sub{font-size:.56rem;}
}
/* 极窄屏（≤360）：4 列拥挤允许回 2×2 */
@media (max-width:360px){
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:6px;}
  .stat-card{padding:10px 10px;gap:6px;}
  .stat-icon{width:32px;height:32px;}
  .stat-icon svg{width:16px;height:16px;}
  .stat-num{font-size:1.3rem;}
  .stat-card .label{font-size:.76rem;}
  .stat-card .sub{font-size:.64rem;}
}
/* 兼容老 .stat 写法（若别处还在引用，过渡到 .stat-card） */
.stat{text-align:left;}
.stat .num{font-size:clamp(1.9rem,3.4vw,2.4rem);font-weight:700;color:var(--color-accent);margin-bottom:6px;line-height:1.1;}
.stat .label{font-size:.95rem;color:#cdd9e6;}

/* ============== About 区：价值主张卡 ============== */
/* 关键：始终 3 列同横排 + 多档断点阶梯压缩 */
.value-grid{
  grid-template-columns:repeat(3,1fr);
  gap:clamp(10px,1.2vw,16px);
}
.value-card{
  position:relative;min-width:0;
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(14px,1.6vw,22px) clamp(12px,1.4vw,18px);
  display:flex;flex-direction:column;gap:8px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
  overflow:hidden;
}
.value-card::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  transform:scaleX(0);transform-origin:left;
  transition:transform .3s ease;
}
.value-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-accent);
}
.value-card:hover::after{transform:scaleX(1);}
.value-icon{
  width:38px;height:38px;border-radius:10px;
  background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 10px rgba(26,58,92,.18);
}
.value-icon svg{width:20px;height:20px;}
.value-card h3{font-size:.95rem;margin:2px 0 2px;color:var(--color-primary);}
.value-card p{color:var(--color-text-soft);font-size:.8rem;line-height:1.55;margin:0;}

/* 中等屏收紧：图标、字号再缩一档 */
@media (max-width:760px){
  .value-card{padding:10px 10px;gap:6px;}
  .value-icon{width:32px;height:32px;}
  .value-icon svg{width:17px;height:17px;}
  .value-card h3{font-size:.84rem;}
  .value-card p{font-size:.72rem;line-height:1.5;}
}
/* 手机端最紧一档：3 卡仍同行 */
@media (max-width:480px){
  .value-card{padding:8px 6px;gap:4px;border-radius:8px;}
  .value-icon{width:28px;height:28px;border-radius:8px;}
  .value-icon svg{width:15px;height:15px;}
  .value-card h3{font-size:.74rem;margin:0;}
  .value-card p{font-size:.64rem;line-height:1.45;}
}
/* 极窄屏兜底：3 列太挤，回 1 列纵向（保持可读） */
@media (max-width:360px){
  .value-grid{grid-template-columns:1fr;gap:10px;}
  .value-card{padding:12px;gap:8px;}
  .value-icon{width:34px;height:34px;}
  .value-icon svg{width:18px;height:18px;}
  .value-card h3{font-size:.88rem;}
  .value-card p{font-size:.78rem;line-height:1.55;}
}

/* ============== About 行布局：故事 + 数字 ============== */
.about-row{
  display:grid;gap:clamp(18px,2.4vw,28px);
  grid-template-columns:1fr;
  margin-top:var(--block-gap);
}
@media (min-width:960px){.about-row{grid-template-columns:1.05fr 1.15fr;align-items:start;}}

.about-story{
  background:linear-gradient(180deg,#fff 0%,#f7faff 100%);
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(22px,2.8vw,32px);
  position:relative;overflow:hidden;
}
.about-story::before{
  content:"";position:absolute;top:0;left:0;bottom:0;width:4px;
  background:linear-gradient(180deg,var(--color-primary),var(--color-accent));
}
.about-story h3{
  font-size:clamp(1.25rem,2vw,1.55rem);margin:0 0 12px;color:var(--color-primary);
  font-weight:700;
}
.about-story p{
  color:var(--color-text);font-size:.97rem;line-height:1.7;margin:0 0 10px;
}
.about-bullets{
  list-style:none;padding:10px 0 0;margin:14px 0 18px;
  display:grid;gap:8px;
}
.about-bullets li{
  position:relative;padding-left:22px;
  color:var(--color-text);font-size:.93rem;line-height:1.55;
}
.about-bullets li::before{
  content:"";position:absolute;left:0;top:.55em;
  width:14px;height:14px;border-radius:50%;
  background:var(--color-accent);
  box-shadow:inset 0 0 0 3px #fff;
}

.about-numbers{
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(20px,2.4vw,28px);
  box-shadow:0 8px 24px rgba(26,58,92,.06);
}
.about-numbers-head{
  display:flex;align-items:center;gap:14px;
  padding-bottom:14px;margin-bottom:14px;
  border-bottom:1px dashed var(--color-border);
}
.about-numbers-icon{
  width:44px;height:44px;border-radius:12px;
  background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  color:#fff;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
}
.about-numbers-icon svg{width:22px;height:22px;}
.about-numbers-head h3{font-size:1.1rem;margin:0;color:var(--color-primary);}
.about-numbers-head p{font-size:.82rem;color:var(--color-text-soft);margin:2px 0 0;}

/* ============== 检测流程：横向极简 6 步时间轴（紧湊） ============== */
.flow6{
  display:flex;align-items:stretch;justify-content:space-between;
  gap:6px;
  background:transparent;
  border:none;
  border-radius:0;
  padding:0;
}
.flow-step{
  flex:1 1 0;min-width:0;
  background:#fff;
  border:1px solid var(--color-border);
  border-left:3px solid var(--color-accent);
  border-radius:6px;
  padding:10px 8px 9px;
  text-align:left;
  position:relative;
  transition:transform .25s,box-shadow .25s;
}
.flow-step:hover{
  transform:translateY(-2px);
  box-shadow:0 4px 14px rgba(26,58,92,.10);
}
.flow-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;border-radius:50%;
  background:var(--color-primary);color:#fff;
  font-weight:700;font-size:.72rem;
  margin-bottom:6px;
  box-shadow:0 1px 4px rgba(26,58,92,.25);
}
.flow-step h4{
  font-size:.86rem;font-weight:700;line-height:1.2;
  color:var(--color-primary);
  margin:0 0 3px;
  letter-spacing:.3px;
}
.flow-step p{
  font-size:.72rem;color:var(--color-text-soft);
  margin:0;line-height:1.4;
}
/* 卡片间横向虚线箭头 */
.flow-arrow{
  flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  width:14px;min-width:14px;
  position:relative;color:var(--color-accent);
  margin:0 -1px;
  align-self:center;
}
.flow-arrow::before{
  content:"";display:block;width:100%;height:1px;
  background:repeating-linear-gradient(to right,var(--color-accent) 0 3px,transparent 3px 6px);
  position:relative;top:0;
}
.flow-arrow::after{
  content:"";position:absolute;right:0;top:50%;
  width:0;height:0;
  border:3px solid transparent;
  border-left-color:var(--color-accent);
  transform:translateY(-50%);
}

/* 响应式：≥960 一排；640~959 3列两行（隐藏箭头）；<640 两列；≤420 单列 */
@media (max-width:959px){
  .flow6{
    display:grid;grid-template-columns:repeat(3,1fr);
    gap:10px;padding:0;
  }
  .flow-arrow{display:none;}
  .flow-step{padding:12px 10px;border-left-width:3px;}
}
@media (max-width:639px){
  .flow6{grid-template-columns:repeat(3,1fr);gap:8px;}
  .flow-step{padding:10px 8px;border-left-width:3px;}
  .flow-step h4{font-size:.78rem;}
  .flow-step p{font-size:.68rem;line-height:1.35;}
  .flow-num{width:20px;height:20px;font-size:.66rem;}
}
@media (max-width:360px){
  .flow6{grid-template-columns:repeat(2,1fr);}
}

/* ============== 检测项目：类目分区 + 卡片化（非表格） ============== */
.insp-category{margin-top:clamp(26px,3.8vw,40px);}
.insp-category:first-child{margin-top:0;}
.cat-head{
  display:flex;align-items:center;gap:12px;
  margin-bottom:clamp(16px,2.5vw,22px);
  padding-bottom:12px;border-bottom:2px solid var(--cat,var(--color-primary));
}
.cat-icon{
  width:44px;height:44px;border-radius:11px;flex-shrink:0;
  background:color-mix(in srgb,var(--cat,var(--color-primary)) 14%,#fff);
  display:flex;align-items:center;justify-content:center;font-size:1.35rem;
}
.cat-name{margin:0;font-size:clamp(1.18rem,2vw,1.42rem);color:var(--color-primary);}
.cat-count{
  margin-left:auto;font-size:.82rem;font-weight:700;
  color:var(--cat,var(--color-primary));
  background:color-mix(in srgb,var(--cat,var(--color-primary)) 12%,#fff);
  padding:5px 14px;border-radius:20px;white-space:nowrap;
}

.insp-grid{
  display:grid;gap:clamp(14px,2vw,20px);
  grid-template-columns:1fr;
}
@media (min-width:768px){ .insp-grid{grid-template-columns:repeat(3,1fr);} }

.insp-card{
  background:#fff;border:1px solid var(--color-border);
  border-top:3px solid var(--cat,var(--color-primary));
  border-radius:12px;padding:clamp(16px,2.2vw,22px);
  box-shadow:var(--shadow-sm);
  transition:transform .25s,box-shadow .25s,border-color .25s;
  display:flex;flex-direction:column;
}
.insp-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--cat,var(--color-primary));}
.ic-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.ic-badge{
  flex-shrink:0;width:30px;height:30px;border-radius:50%;
  background:var(--cat,var(--color-primary));color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:.85rem;font-weight:700;
}
.ic-title{margin:0;font-size:1.06rem;color:var(--color-primary);line-height:1.35;font-weight:700;}
.ic-field{margin-bottom:12px;}
.ic-field:last-child{margin-bottom:0;}
.ic-label{
  font-size:.74rem;font-weight:700;letter-spacing:.5px;
  color:var(--color-text-soft);margin-bottom:3px;
}
.ic-value{font-size:.92rem;line-height:1.65;color:var(--color-text);}
.ic-field.risk .ic-label{color:#c0392b;}
.ic-field.risk .ic-value{
  background:#fdecea;border-left:3px solid #e74c3c;
  padding:8px 12px;border-radius:0 6px 6px 0;color:#7b241c;
}
.ic-result{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px;}
.ic-result .chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:20px;font-size:.85rem;font-weight:600;
  border:1.5px solid var(--color-border);color:var(--color-text-soft);background:#fff;
}
.ic-result .chip .bx{width:14px;height:14px;border-radius:3px;border:1.5px solid #b0b8c1;display:inline-block;flex-shrink:0;}
.ic-result .chip.on{background:#e8f6ee;border-color:#27ae60;color:#1e7e45;}
.ic-result .chip.on .bx{background:#27ae60;border-color:#27ae60;}

/* ============== Tabs ============== */
.tabs{
  display:flex;flex-wrap:wrap;gap:8px;
  justify-content:center;margin-bottom:clamp(24px,4vw,36px);
}
.tab-btn{
  padding:10px 20px;border:2px solid var(--color-border);
  background:#fff;border-radius:30px;cursor:pointer;
  color:var(--color-primary);font-weight:600;font-size:.92rem;
  transition:.2s;flex:0 1 auto;
}
.tab-btn:hover{border-color:var(--color-accent);color:var(--color-accent);}
.tab-btn.active{
  background:var(--color-accent);border-color:var(--color-accent);color:#fff;
}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fade .3s;}
@keyframes fade{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}

/* ============== CTA Banner ============== */
.cta-banner{
  background:
    radial-gradient(circle at 15% 0%,rgba(255,255,255,.18),transparent 45%),
    radial-gradient(circle at 85% 100%,rgba(255,255,255,.16),transparent 50%),
    linear-gradient(135deg,var(--color-accent) 0%,#f2903d 100%);
  color:#fff;padding:clamp(44px,7vw,64px) 0;text-align:center;
}
.cta-banner h2{color:#fff;margin-bottom:10px;letter-spacing:1px;}
.cta-banner p{color:#fff;opacity:.95;margin-bottom:22px;}

/* CTA 4 项信任点 chip（吸顶转化带） */
.cta-trust{
  display:flex;flex-wrap:wrap;justify-content:center;
  gap:10px 14px;margin:0 auto 24px;max-width:780px;
}
.cta-trust-item{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 16px;border-radius:999px;
  background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.35);
  color:#fff;font-size:.92rem;line-height:1;
  backdrop-filter:blur(4px);
}
.cta-trust-item svg{width:16px;height:16px;flex:0 0 auto;}
/* CTA 双按钮 */
.cta-actions{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;}

/* 区块内联 CTA（位于服务能力收尾） */
.cta-inline{
  margin-top:var(--block-gap);
  background:linear-gradient(135deg,var(--color-primary) 0%,#234c75 100%);
  color:#fff;border-radius:var(--radius);
  padding:clamp(32px,5vw,44px) clamp(20px,4vw,40px);
  text-align:center;
}
.cta-inline h3{color:#fff;font-size:clamp(1.15rem,2.5vw,1.5rem);line-height:1.5;}

/* ============== Contact Form ============== */
.contact-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(28px,5vw,48px);align-items:start;}
.contact-info{list-style:none;padding:0;margin:0;}
.contact-info li{
  display:flex;gap:14px;align-items:flex-start;
  padding:14px 0;border-bottom:1px solid var(--color-border);
}
.contact-info li:last-child{border-bottom:none;}
.contact-info .ic{
  width:40px;height:40px;border-radius:8px;flex-shrink:0;
  background:var(--color-bg-alt);color:var(--color-primary);
  display:flex;align-items:center;justify-content:center;
}
.contact-info .ic svg{width:20px;height:20px;}
.contact-info .lbl{font-size:.85rem;color:var(--color-text-soft);margin-bottom:2px;}
.contact-info .val{font-size:1.05rem;color:var(--color-text);font-weight:500;}

.form{background:#fff;border:1px solid var(--color-border);border-radius:var(--radius);padding:clamp(20px,3vw,32px);}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.form label{display:block;font-size:.9rem;color:var(--color-text-soft);margin-bottom:6px;}
.form input,.form select,.form textarea{
  width:100%;padding:10px 12px;border:1px solid var(--color-border);
  border-radius:6px;font-size:.95rem;font-family:inherit;
  background:#fff;color:var(--color-text);
}
.form input:focus,.form select:focus,.form textarea:focus{
  outline:none;border-color:var(--color-accent);
  box-shadow:0 0 0 3px rgba(230,126,34,.15);
}
.form textarea{min-height:120px;resize:vertical;}
.form .submit{margin-top:8px;width:100%;}

/* ============== Footer（v2·营销页脚） ============== */
.site-footer{
  background:
    radial-gradient(circle at 90% 0%,rgba(230,126,34,.15),transparent 45%),
    radial-gradient(circle at 0% 90%,rgba(35,76,117,.7),transparent 55%),
    linear-gradient(180deg,#0c2742 0%,var(--color-primary-dark) 100%);
  color:#a9b8c9;padding:clamp(40px,6vw,56px) 0 0;position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:80px;height:3px;border-radius:2px;
  background:linear-gradient(90deg,var(--color-accent),#f2903d);
}

/* 顶部主区：4 列网格（品牌 + 服务 + 导航 + 联系卡） */
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;
  gap:clamp(28px,4vw,44px);
  padding-bottom:32px;border-bottom:1px solid rgba(255,255,255,.08);
}

/* —— 品牌区 —— */
.footer-brand-head{display:flex;align-items:center;gap:14px;margin-bottom:14px;}
.footer-logo{
  width:48px;height:48px;border-radius:12px;object-fit:contain;
  background:#fff;padding:6px;flex:0 0 auto;
  box-shadow:0 4px 12px rgba(0,0,0,.25);
}
.footer-name{color:#fff;font-size:1.15rem;margin-bottom:2px;}
.footer-tag{color:var(--color-accent);font-size:.8rem;letter-spacing:1px;margin:0;}
.footer-about{font-size:.92rem;line-height:1.75;color:#a9b8c9;margin:0 0 16px;}
.footer-about strong{color:#fff;font-weight:600;}

.footer-badges{display:flex;flex-wrap:wrap;gap:8px;}
.footer-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 11px;border-radius:999px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
  font-size:.78rem;color:#d6e0ec;line-height:1;
}
.footer-badge svg{width:13px;height:13px;color:#5fbf7a;flex:0 0 auto;}

/* —— 两栏链接 —— */
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:16px;position:relative;padding-bottom:8px;}
.site-footer .footer-col h4::after{
  content:"";position:absolute;left:0;bottom:0;width:24px;height:2px;
  background:var(--color-accent);border-radius:1px;
}
.footer-list{list-style:none;padding:0;margin:0;}
.footer-list li{margin-bottom:8px;}
.footer-list a{
  display:inline-flex;align-items:center;color:#a9b8c9;font-size:.92rem;
  transition:.2s;
}
.footer-list .dot{
  display:inline-block;width:5px;height:5px;border-radius:50%;
  background:var(--color-accent);margin-right:10px;
  opacity:.4;transition:.2s;
}
.footer-list a:hover{color:var(--color-accent);transform:translateX(3px);}
.footer-list a:hover .dot{opacity:1;}

/* —— 右侧「立即取得联系」卡 —— */
.footer-cta{
  background:linear-gradient(150deg,rgba(255,255,255,.06) 0%,rgba(255,255,255,.02) 100%);
  border:1px solid rgba(255,255,255,.1);border-radius:var(--radius);
  padding:18px 18px 20px;display:flex;flex-direction:column;gap:14px;
}
.footer-cta-head{display:flex;flex-direction:column;}
.footer-cta h4{margin-bottom:6px;padding-bottom:8px;}
.footer-cta-tip{font-size:.82rem;color:#a9b8c9;margin:0;line-height:1.6;}
/* 联系卡内 3 列横排 */
.footer-cta-grid{display:grid;grid-template-columns:1fr;gap:10px;}
.footer-contact-line{
  display:flex;align-items:center;gap:12px;padding:10px 12px;
  border-radius:8px;text-decoration:none;color:inherit;
  border:1px solid transparent;transition:.2s;
}
.footer-contact-line:hover{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.1);}
.footer-contact-ico{
  width:34px;height:34px;border-radius:9px;flex:0 0 auto;
  display:inline-flex;align-items:center;justify-content:center;color:#fff;
}
.footer-contact-ico svg{width:15px;height:15px;}
.footer-ico-tel{background:linear-gradient(135deg,#e67e22,#f2903d);}
.footer-ico-mail{background:linear-gradient(135deg,#1a3a5c,#2d6098);}
.footer-ico-pin{background:linear-gradient(135deg,#2c8d6f,#43a884);}
.footer-contact-info{display:flex;flex-direction:column;line-height:1.3;flex:1;min-width:0;}
.footer-contact-info .lbl{font-size:.72rem;color:#7a8a9c;letter-spacing:.5px;}
.footer-contact-info .val{font-size:.92rem;color:#fff;font-weight:600;}
.footer-cta-btn{display:block;text-align:center;margin-top:auto;font-weight:700;}

/* —— 底部版权条 —— */
.copyright{
  text-align:center;padding:22px 0 18px;
  font-size:.85rem;color:#7e8d9e;letter-spacing:.5px;
  display:flex;flex-wrap:wrap;justify-content:center;gap:0 8px;
}
.copyright-sep{color:rgba(255,255,255,.25);margin:0 4px;}

/* 页脚响应式：拆开排版——服务 + 导航同行 2 列；联系卡通栏在下，3 项横向 */
@media (max-width:980px){
  .footer-top{grid-template-columns:1fr 1fr;}
  .footer-brand{grid-column:1/-1;}
  .footer-cta{grid-column:1/-1;}
  .footer-cta-grid{grid-template-columns:repeat(3,1fr);}
}
/* 关键：≤560 视口下，"核心服务"+"快速导航"两个 footer-col 仍保持同行 2 列并排
   品牌/联系卡继续跨满 2 列；列表字号缩一档让窄列可读 */
/* 关键：≤560 视口下，"服务热线/商务邮箱/公司地址"3 项保持同行 3 列并排
   字号/icon 极限压缩以容纳"武侯区高攀路·魏玛国际"长地址 */
@media (max-width:560px){
  .footer-top{grid-template-columns:1fr 1fr;gap:18px;}
  .footer-brand{grid-column:1/-1;}
  .footer-cta{grid-column:1/-1;padding:14px;}
  .footer-cta-grid{grid-template-columns:repeat(3,1fr);gap:6px;}
  .footer-contact-line{flex-direction:column;align-items:center;text-align:center;gap:4px;padding:8px 4px;}
  .footer-contact-ico{width:28px;height:28px;border-radius:8px;}
  .footer-contact-ico svg{width:13px;height:13px;}
  .footer-contact-info{align-items:center;gap:1px;}
  .footer-contact-info .lbl{font-size:.6rem;letter-spacing:0;}
  .footer-contact-info .val{font-size:.68rem;line-height:1.2;}
  .site-footer .footer-col h4{font-size:.88rem;margin-bottom:10px;padding-bottom:6px;}
  .footer-list a{font-size:.82rem;}
  .footer-list li{margin-bottom:6px;}
  .footer-list .dot{margin-right:7px;}
  .footer-cta-tip{font-size:.76rem;}
}
/* 极窄屏兜底：≤360 真挤不下时，联系项回 1 列纵向（保持可读） */
@media (max-width:360px){
  .footer-top{grid-template-columns:1fr;gap:14px;}
  .footer-brand{grid-column:auto;}
  .footer-cta{grid-column:auto;}
  .footer-cta-grid{grid-template-columns:1fr;gap:8px;}
  .footer-contact-line{flex-direction:row;align-items:center;text-align:left;gap:10px;padding:8px 10px;}
  .footer-contact-ico{width:30px;height:30px;}
  .footer-contact-ico svg{width:14px;height:14px;}
  .footer-contact-info{align-items:flex-start;gap:2px;}
  .footer-contact-info .lbl{font-size:.66rem;}
  .footer-contact-info .val{font-size:.82rem;}
  .site-footer .footer-col h4{font-size:.92rem;}
  .footer-list a{font-size:.86rem;}
}

/* ============== Page Banner ============== */
.page-banner{
  background:linear-gradient(135deg,var(--color-primary) 0%,#234c75 100%);
  color:#fff;padding:clamp(44px,7vw,64px) 0;text-align:center;position:relative;
}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 70% 30%,rgba(230,126,34,.18),transparent 50%);
}
.page-banner h1{color:#fff;margin-bottom:8px;}
.page-banner .crumb{color:#d6e0ec;font-size:.95rem;}
.page-banner .crumb a{color:#fff;}

/* ============== About specific ============== */
.about-row{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,48px);align-items:center;}
.about-row img{border-radius:var(--radius);box-shadow:var(--shadow-md);width:100%;}
/* ============== 承诺卡片（我们对客户的承诺） ============== */
/* 关键：始终 3 列同横排 + 多档断点阶梯压缩 */
.promise-grid{grid-template-columns:repeat(3,1fr);gap:clamp(10px,1.2vw,16px);margin-top:24px;}
.promise-card{
  position:relative;min-width:0;
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(14px,1.6vw,22px) clamp(12px,1.4vw,18px);
  display:flex;flex-direction:column;align-items:flex-start;gap:6px;
  transition:transform .25s,box-shadow .25s,border-color .25s;
  overflow:hidden;
}
.promise-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:4px;
  background:linear-gradient(90deg,var(--color-primary),var(--color-accent));
  opacity:.85;
}
.promise-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--shadow-md);
  border-color:var(--color-accent);
}
.promise-icon{
  width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--color-primary),var(--color-accent));
  color:#fff;flex:0 0 auto;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 10px rgba(26,58,92,.18);
  margin-bottom:2px;
}
.promise-icon svg{width:19px;height:19px;}
.promise-num{
  font-size:clamp(1.5rem,2.4vw,2rem);
  font-weight:800;line-height:1.05;
  color:var(--color-accent);
  letter-spacing:-.02em;
  font-variant-numeric:tabular-nums;
}
.promise-title{
  font-size:.9rem;color:var(--color-primary);font-weight:700;
  margin:0;
}
.promise-sub{
  font-size:.76rem;color:var(--color-text-soft);line-height:1.5;
  margin:0;
}
.promise-sub strong{color:var(--color-text);}
/* 中等屏收紧 */
@media (max-width:760px){
  .promise-grid{gap:8px;margin-top:18px;}
  .promise-card{padding:10px 10px;gap:5px;}
  .promise-icon{width:30px;height:30px;}
  .promise-icon svg{width:16px;height:16px;}
  .promise-num{font-size:1.25rem;}
  .promise-title{font-size:.8rem;}
  .promise-sub{font-size:.66rem;line-height:1.45;}
}
/* 手机端：3 卡仍同行、最紧凑 */
@media (max-width:480px){
  .promise-grid{gap:6px;}
  .promise-card{padding:8px 6px;gap:4px;border-radius:8px;}
  .promise-icon{width:26px;height:26px;border-radius:7px;}
  .promise-icon svg{width:14px;height:14px;}
  .promise-num{font-size:1.05rem;}
  .promise-title{font-size:.7rem;}
  .promise-sub{font-size:.58rem;line-height:1.4;}
}
/* 极窄屏兜底：3 列太挤，回 2 列两排 */
@media (max-width:360px){
  .promise-grid{grid-template-columns:repeat(2,1fr);gap:8px;}
  .promise-card{padding:10px 8px;gap:6px;}
  .promise-icon{width:32px;height:32px;}
  .promise-icon svg{width:17px;height:17px;}
  .promise-num{font-size:1.2rem;}
  .promise-title{font-size:.82rem;}
  .promise-sub{font-size:.7rem;line-height:1.5;}
}

/* ================================================================
   响应式断点
   992px ↓ 平板：导航折叠为汉堡、双栏布局转单栏、缩间距
   768px ↓ 检测表转为卡片式（每行列名+内容）
   576px ↓ 手机：更紧凑、统计 2×2
   ================================================================ */

/* ---- 平板及以下：导航折叠 + 顶部信息条收起 ---- */
@media (max-width:992px){
  /* 移动端不展示顶部信息条，整体 header 高度收紧到 64px */
  :root{--header-h:64px;--topbar-h:0px;}
  .header-topbar{display:none;}

  .nav-toggle{display:block;}
  .nav-desktop{
    position:fixed;top:var(--header-h);left:0;right:0;
    background:linear-gradient(180deg,#102b48 0%,#1a3a5c 100%);
    flex-direction:column;align-items:stretch;
    padding:0 0;max-height:0;overflow:hidden;
    transition:max-height .3s ease, padding .3s ease;
    border-top:1px solid rgba(255,255,255,.08);
    box-shadow:0 10px 24px rgba(0,0,0,.22);
  }
  .nav-desktop.open{max-height:80vh;padding:12px 0;overflow-y:auto;}
  .nav-desktop a{width:auto;text-align:center;padding:13px 16px;margin:2px 12px;border-radius:6px;}
  .nav-cta{margin:6px 12px!important;}

  .brand img{height:50px;border-radius:5px;}
  .contact-grid,.about-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}

/* ---- 平板竖屏 / 大手机 ---- */
@media (max-width:768px){
  /* 其他内联表格（如套餐速览）在窄屏收紧，避免挤压 */
  section table{font-size:.88rem;}
  section table td,
  section table th{padding:8px 6px;}
}

/* ---- 手机：整体收敛，适配小屏阅读 ---- */
@media (max-width:576px){
  /* 流式间距整体收紧 */
  :root{
    --section-y:clamp(26px,6.5vw,38px);
    --block-gap:clamp(20px,5vw,30px);
    --gap:clamp(12px,3.6vw,18px);
    --pad-x:clamp(14px,4.6vw,20px);
  }
  /* rem 体系整体缩放，正文/标题更贴合手机 */
  html{font-size:13px;}
  body{font-size:13.5px;line-height:1.55;}

  .footer-grid{grid-template-columns:1fr;}
  .form .row{grid-template-columns:1fr;}
  .stats .grid-4{grid-template-columns:repeat(2,1fr);gap:16px 10px;}
  .hero-actions .btn{flex:1 1 100%;}
  .brand img{height:40px;border-radius:5px;}
  /* 六步流程卡：手机端 3 列同横排 + 压缩 */
  .steps{gap:10px;}
  .step{padding:12px 10px;gap:5px;}
  .step h4{font-size:.9rem;}
  .step p{font-size:.8rem;line-height:1.5;}
  .step small{font-size:.68rem;margin-top:3px;}
  .section-head p br{display:none;}

  /* 标题整体收敛 */
  h1{font-size:clamp(1.4rem,6vw,1.85rem);}
  h2{font-size:clamp(1.18rem,5vw,1.5rem);}
  h3{font-size:clamp(.95rem,3.6vw,1.1rem);}
  .hero{padding:38px 0 42px;}
  .hero h1{font-size:clamp(1.5rem,6.6vw,1.95rem);line-height:1.2;}
  .hero p.lead{font-size:.9rem;line-height:1.55;margin-bottom:18px;}
  .section{padding:var(--section-y) 0;}
  .section-head{margin-bottom:18px;}
  .section-head .tag{font-size:.74rem;letter-spacing:.8px;}

  /* 卡片更紧凑 */
  .card{padding:16px 18px;}
  .card .icon{width:40px;height:40px;border-radius:10px;margin-bottom:10px;}
  .card .icon svg{width:20px;height:20px;}
  .card h3{font-size:.98rem;margin-bottom:6px;}
  .card p{font-size:.85rem;line-height:1.55;}
  .case-composite{padding:18px;}
  .deliver-card{flex-direction:column;padding:18px 20px;}

  /* 按钮收紧 */
  .btn{padding:10px 18px;font-size:.9rem;}
  .btn-lg{padding:11px 22px;font-size:.95rem;}

  /* 图片收敛 */
  .footer-logo{width:40px;height:40px;padding:4px;}
  .footer-name{font-size:1rem;}
  img[alt="客服微信二维码"]{width:96px!important;height:96px!important;}
}

/* ---- 超小屏（≤420px）：再收紧一档 ---- */
@media (max-width:420px){
  .brand img{height:34px;}
  h1{font-size:clamp(1.3rem,6.6vw,1.7rem);}
  .hero h1{font-size:clamp(1.4rem,7vw,1.8rem);}
  .card{padding:14px 16px;}
  .card .icon{width:36px;height:36px;}
  .card .icon svg{width:18px;height:18px;}
  .card h3{font-size:.92rem;}
  .card p{font-size:.82rem;}
  .footer-grid{gap:16px;}
  .btn{padding:9px 16px;font-size:.85rem;}
  .section-head .tag{font-size:.68rem;}
  .deliver-emoji{font-size:1.1rem;}
  /* 六步流程卡：极窄屏仍 3 列同横排，进一步压缩 */
  .steps{gap:8px;}
  .step{padding:10px 8px;gap:4px;}
  .step h4{font-size:.84rem;margin:0;}
  .step p{font-size:.74rem;line-height:1.45;}
  .step small{font-size:.62rem;margin-top:2px;}
  /* 极窄屏卡片竖排，避免拥挤 */
  .grid-3{grid-template-columns:1fr;}
}
/* 六步流程卡：≤360 兜底回 2 列（2+2+2 三排），保持可读 */
@media (max-width:360px){
  .steps{grid-template-columns:repeat(2,1fr);gap:8px;}
  .step{padding:9px 8px;}
  .step h4{font-size:.8rem;}
  .step p{font-size:.72rem;}
  .step small{font-size:.6rem;}
}

/* ============== 手机端"大模块"集中压缩（≤560） ============== */
/* 覆盖：CTA Banner、CTA Inline、SERVICES 概览卡、综合成效 4 卡 等 */
@media (max-width:560px){
  /* —— 截图1：橙底 CTA Banner —— */
  .cta-banner{padding:30px 0 26px;}
  .cta-banner h2{margin-bottom:6px;letter-spacing:.5px;}
  .cta-banner p{margin-bottom:14px;font-size:.92rem;}
  .cta-trust{gap:6px 8px;margin-bottom:16px;max-width:100%;}
  .cta-trust-item{padding:5px 10px;font-size:.74rem;gap:5px;}
  .cta-trust-item svg{width:12px;height:12px;}
  /* —— 截图2：深蓝 CTA Inline —— */
  .cta-inline{padding:18px 14px;border-radius:10px;}
  .cta-inline h3{font-size:.92rem;line-height:1.4;}
  .cta-inline > div{margin-top:14px !important;gap:8px !important;}
  /* —— 截图3：SERVICE 06 等子板块 section-head —— */
  .section-head{margin-bottom:18px;}
  .section-head .tag{font-size:.74rem;letter-spacing:1px;margin-bottom:4px;}
  .section-head h2{font-size:1.15rem;margin-bottom:6px;}
  .section-head p{font-size:.82rem;line-height:1.55;}
  /* SERVICE 06 内 2 卡 */
  #services .grid-2{gap:10px;}
  #services .grid-2 .card{padding:12px 14px;}
  #services .grid-2 .card h3{font-size:.92rem;margin-bottom:4px;}
  #services .grid-2 .card p{font-size:.78rem;line-height:1.5;margin:0;}
  /* —— 截图4：SERVICES 全周期卡 + 6 chip —— */
  .lifecycle-card{padding:14px !important;gap:14px !important;margin-bottom:18px !important;}
  .lifecycle-card h3{font-size:1rem !important;margin:0 !important;}
  .lifecycle-card p{font-size:.78rem !important;line-height:1.5 !important;margin-top:6px !important;}
  .lifecycle-chips{gap:6px !important;}
  .lifecycle-chips .tag{padding:4px 9px !important;font-size:.7rem !important;letter-spacing:0 !important;}
  /* —— 截图5：综合成效 4 张小卡 —— */
  .case-result{gap:6px;margin-top:12px;}
  .case-result .stat{padding:10px 4px;border-radius:8px;}
  .case-result .num{font-size:1.05rem;}
  .case-result .label{font-size:.66rem;margin-top:3px;line-height:1.2;}
  .case-section h4{font-size:.92rem;margin-bottom:6px;gap:6px;}
  .case-section h4::before{width:3px;height:14px;}
  .case-section p{font-size:.82rem;line-height:1.6;margin-bottom:8px;}
  .case-summary{padding:10px 12px;font-size:.82rem;line-height:1.5;margin-top:10px;}
}
/* 极窄屏 ≤420 再压一档 */
@media (max-width:420px){
  .cta-banner{padding:24px 0 20px;}
  .cta-banner h2{font-size:1.15rem;}
  .cta-banner p{font-size:.84rem;margin-bottom:10px;}
  .cta-trust-item{padding:4px 8px;font-size:.68rem;}
  .cta-trust-item svg{width:10px;height:10px;}
  .cta-inline{padding:14px 10px;}
  .cta-inline h3{font-size:.82rem;line-height:1.35;}
  .section-head h2{font-size:1.05rem;}
  .section-head p{font-size:.76rem;}
  .lifecycle-card{padding:12px !important;}
  .lifecycle-card h3{font-size:.92rem !important;}
  .lifecycle-card p{font-size:.72rem !important;}
  .lifecycle-chips .tag{padding:3px 7px !important;font-size:.62rem !important;}
  .case-result .stat{padding:8px 3px;}
  .case-result .num{font-size:.92rem;}
  .case-result .label{font-size:.6rem;}
}

/* 超宽屏限制内容最大宽度，避免行过长 */
@media (min-width:1600px){
  :root{--container:1320px;}
}

/* ============== 表单：服务多选 chip ============== */
.svc-chips{
  display:flex;flex-wrap:wrap;gap:8px;
}
.svc-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 14px;border-radius:999px;
  background:#f3f6fa;border:1px solid var(--color-border);
  color:var(--color-text-soft);font-size:.92rem;
  cursor:pointer;user-select:none;white-space:nowrap;
  transition:background .18s,border-color .18s,color .18s,transform .12s;
}
.svc-chip:hover{
  background:#fff;border-color:var(--color-primary);color:var(--color-primary);
}
.svc-chip input{
  flex:0 0 auto;width:16px;height:16px;
  accent-color:var(--color-primary);
}
.svc-chip:has(input:checked){
  background:var(--color-primary);border-color:var(--color-primary);color:#fff;
}

/* ============== 服务覆盖区域 ============== */
.coverage-grid{
  display:grid;gap:var(--gap);
  grid-template-columns:1fr;
}
@media (min-width:820px){
  .coverage-grid{grid-template-columns:0.85fr 1.15fr;}
}
.coverage-hub{
  position:relative;
  background:linear-gradient(150deg,#1a3a5c 0%,#234c75 60%,#2c5e8f 100%);
  color:#fff;
  border-radius:var(--radius);
  padding:clamp(18px,2.4vw,26px);
  overflow:hidden;
  display:flex;flex-direction:column;
}
.coverage-hub::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 85% 15%,rgba(255,255,255,.16) 0,transparent 35%),
    radial-gradient(circle at 12% 90%,rgba(230,126,34,.30) 0,transparent 40%);
  pointer-events:none;
}
.hub-badge{
  display:inline-block;
  background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.32);
  color:#fff;
  padding:3px 10px;border-radius:999px;
  font-size:.72rem;font-weight:600;letter-spacing:.5px;
  position:relative;z-index:1;
  align-self:flex-start;
}
.hub-icon{
  width:46px;height:46px;border-radius:12px;
  background:linear-gradient(135deg,var(--color-accent),#d35400);
  display:flex;align-items:center;justify-content:center;
  color:#fff;margin:12px 0 10px;
  box-shadow:0 6px 16px -8px rgba(230,126,34,.5);
  position:relative;z-index:1;
}
.hub-icon svg{width:24px;height:24px;}
.hub-title{
  font-size:clamp(1.15rem,1.9vw,1.4rem);
  color:#fff;margin:0 0 4px;
  position:relative;z-index:1;
}
.hub-sub{
  font-size:.86rem;color:#cdd9e6;margin:0 0 14px;
  position:relative;z-index:1;line-height:1.4;
}
.hub-stats{
  list-style:none;padding:0;margin:auto 0 0;
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:9px;
  position:relative;z-index:1;
}
.hub-stats li{
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
  border-radius:9px;
  padding:10px 11px;
}
.hub-stat-num{
  font-size:clamp(1.18rem,1.8vw,1.45rem);
  font-weight:800;color:var(--color-accent);
  line-height:1.1;letter-spacing:-.5px;
}
.hub-stat-lbl{
  font-size:.72rem;color:#cdd9e6;margin-top:2px;line-height:1.3;
}

.coverage-cities{
  background:#fff;
  border:1px solid var(--color-border);
  border-radius:var(--radius);
  padding:clamp(16px,2.4vw,22px);
  display:flex;flex-direction:column;
}
.cities-head{
  display:flex;align-items:center;gap:10px;
  font-size:.95rem;color:var(--color-text);
  padding-bottom:14px;border-bottom:1px dashed var(--color-border);
  margin-bottom:16px;
}
.cities-dot{
  width:10px;height:10px;border-radius:50%;
  background:var(--color-accent);
  box-shadow:0 0 0 4px rgba(230,126,34,.18);
  flex:0 0 auto;
}
.cities-meta{
  margin-left:auto;font-size:.78rem;color:var(--color-text-soft);font-weight:500;
}
.cities-grid{
  display:grid;gap:8px;
  grid-template-columns:repeat(4,1fr);
}
.cities-grid>.city-chip{min-width:0;}
.city-chip{
  display:flex;flex-direction:column;gap:3px;
  padding:7px 8px;
  background:#f7f9fc;border:1px solid #e5ebf2;
  border-radius:8px;
  transition:all .18s;
  cursor:default;
  min-width:0;
}
.city-chip:hover{
  background:#fff;border-color:var(--color-primary);
  transform:translateY(-2px);
  box-shadow:0 6px 16px -10px rgba(26,58,92,.4);
}
.city-tag{
  display:inline-block;width:fit-content;
  font-size:.58rem;letter-spacing:.3px;
  padding:2px 5px;border-radius:3px;
  background:var(--color-primary);color:#fff;font-weight:600;
}
.city-name{
  font-size:.84rem;font-weight:700;color:var(--color-text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.coverage-foot{
  margin-top:18px;padding-top:14px;
  border-top:1px dashed var(--color-border);
  display:flex;flex-wrap:wrap;gap:8px 18px;
  font-size:.82rem;color:var(--color-text-soft);
}
.foot-item{display:flex;align-items:center;gap:6px;}
.foot-dot{
  width:8px;height:8px;border-radius:50%;
  box-shadow:0 0 0 3px rgba(0,0,0,.04);
  flex:0 0 auto;
}
.foot-item strong{color:var(--color-text);font-weight:600;}