/* roulang page: index */
:root{
  --brand:#e2622c;
  --brand-600:#c94b19;
  --brand-700:#a83b12;
  --brand-050:#fdf2ea;
  --brand-100:#f9e1d3;
  --teal:#0f5d55;
  --teal-600:#0b4740;
  --teal-050:#eaf4f1;
  --ink:#15211f;
  --ink-2:#394744;
  --muted:#6f7d79;
  --bg:#faf7f2;
  --surface:#ffffff;
  --surface-2:#f4efe7;
  --line:#ebe3d8;
  --line-2:#ded4c6;
  --star:#e8a33d;
  --radius-xs:8px;
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:26px;
  --radius-pill:999px;
  --shadow-xs:0 1px 3px rgba(21,33,31,.06);
  --shadow-sm:0 6px 18px rgba(21,33,31,.07);
  --shadow:0 16px 40px rgba(21,33,31,.10);
  --shadow-lg:0 30px 70px rgba(21,33,31,.16);
  --container:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:3px solid rgba(226,98,44,.55);outline-offset:3px;border-radius:8px;}
::selection{background:var(--brand-100);color:var(--brand-700);}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  min-height:74px;
}
.logo{display:flex;align-items:center;gap:11px;}
.logo-mark{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:13px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
  color:#fff;
  font-weight:700;
  font-size:19px;
  box-shadow:0 8px 18px rgba(201,75,25,.28);
  flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18;}
.logo-text strong{font-size:19px;letter-spacing:.5px;font-weight:800;}
.logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;font-weight:500;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  display:block;
  padding:9px 16px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
}
.nav-list a:hover{background:var(--surface-2);color:var(--brand-600);}
.nav-list a.active{background:var(--brand-050);color:var(--brand-700);}
.header-actions{display:flex;align-items:center;gap:12px;}
.header-phone{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;
  border-radius:var(--radius-pill);
  background:var(--teal);
  color:#fff;
  font-size:14.5px;
  font-weight:700;
  box-shadow:0 8px 18px rgba(15,93,85,.24);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.header-phone:hover{background:var(--teal-600);transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,93,85,.3);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:13px;
  border:1px solid var(--line);
  background:#fff;
  padding:0 11px;
  flex-direction:column;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:.25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ 按钮与标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;
  border-radius:var(--radius-pill);
  font-size:15.5px;
  font-weight:700;
  letter-spacing:.3px;
  border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#ee7038 0%,var(--brand-600) 100%);
  color:#fff;
  box-shadow:0 12px 26px rgba(201,75,25,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,75,25,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(201,75,25,.3);}
.btn-ghost{
  background:rgba(255,255,255,.14);
  color:#fff;
  border-color:rgba(255,255,255,.45);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-100);}
.btn-outline:hover{background:var(--brand-050);border-color:var(--brand);transform:translateY(-2px);}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 12px 26px rgba(15,93,85,.24);}
.btn-teal:hover{background:var(--teal-600);transform:translateY(-2px);}
.btn-block{width:100%;}

.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  font-size:13px;
  font-weight:700;
  letter-spacing:.4px;
}
.badge-brand{background:var(--brand-050);color:var(--brand-700);}
.badge-teal{background:var(--teal-050);color:var(--teal);}
.badge-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.35);}
.tag{
  display:inline-block;
  padding:5px 12px;
  border-radius:var(--radius-xs);
  background:var(--surface-2);
  color:var(--ink-2);
  font-size:13px;
  font-weight:600;
}
.tag-line{border:1px solid var(--line-2);background:transparent;}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section-tight{padding:60px 0;}
.section-alt{background:var(--surface);}
.section-warm{background:linear-gradient(180deg,#fdf8f2 0%,#faf7f2 100%);}
.section-ink{background:#131e1c;color:#e8efed;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  margin-bottom:14px;
  font-size:13px;
  font-weight:800;
  letter-spacing:2.6px;
  color:var(--brand-600);
  text-transform:uppercase;
}
.section-ink .eyebrow{color:#f0a375;}
.section-title{
  font-size:clamp(24px,3vw,34px);
  line-height:1.32;
  font-weight:800;
  letter-spacing:-.4px;
}
.section-desc{margin-top:14px;font-size:16px;color:var(--muted);line-height:1.85;}
.section-ink .section-desc{color:#a8bab6;}

/* ============ 首屏 ============ */
.hero{
  position:relative;
  overflow:hidden;
  background:#101a19;
  color:#fff;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/4315d356c89ade27.webp);
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}
.hero-bg::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(11,20,19,.94) 0%,rgba(11,20,19,.82) 42%,rgba(11,20,19,.42) 100%);
}
.hero-inner{
  position:relative;
  z-index:2;
  padding:96px 24px 92px;
  max-width:var(--container);
  margin:0 auto;
}
.hero-copy{max-width:790px;}
.hero h1{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,50px);
  line-height:1.22;
  font-weight:800;
  letter-spacing:-.8px;
}
.hero h1 em{
  font-style:normal;
  color:#f6a97c;
  border-bottom:4px solid rgba(246,169,124,.34);
  padding-bottom:2px;
}
.hero-lead{
  margin-top:22px;
  font-size:17.5px;
  line-height:1.9;
  color:#d3e0dd;
  max-width:660px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px;}
.hero-metrics{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  margin-top:52px;
  max-width:760px;
  padding-top:30px;
  border-top:1px solid rgba(255,255,255,.16);
}
.hero-metrics li{display:flex;flex-direction:column;gap:4px;}
.hero-metrics b{font-size:26px;font-weight:800;color:#fff;letter-spacing:-.5px;}
.hero-metrics span{font-size:13.5px;color:#9fb4b1;}

/* ============ 委托表单 ============ */
.order-wrap{margin-top:-58px;position:relative;z-index:12;}
.order-bar{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow);
  padding:28px 30px 24px;
}
.order-title{
  display:flex;flex-wrap:wrap;align-items:baseline;gap:12px;
  padding-bottom:18px;margin-bottom:20px;
  border-bottom:1px dashed var(--line-2);
}
.order-title h2{font-size:20px;font-weight:800;}
.order-title p{font-size:13.5px;color:var(--muted);}
.order-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:13px;font-weight:700;color:var(--ink-2);letter-spacing:.4px;}
.field input,
.field select{
  height:48px;
  padding:0 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line-2);
  background:#fdfcfa;
  font-size:15px;
  color:var(--ink);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
  width:100%;
}
.field input:focus,
.field select:focus{
  outline:none;
  border-color:var(--brand);
  background:#fff;
  box-shadow:0 0 0 4px rgba(226,98,44,.13);
}
.order-foot{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  margin-top:22px;
}
.order-note{font-size:13.5px;color:var(--muted);}
.order-note b{color:var(--brand-700);}

/* ============ 频道矩阵 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:26px;}
.channel-card{
  display:flex;flex-direction:column;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  overflow:hidden;
  box-shadow:var(--shadow-xs);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.channel-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--brand-100);}
.channel-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--surface-2);}
.channel-media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);}
.channel-card:hover .channel-media img{transform:scale(1.06);}
.channel-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(15,25,24,0) 45%,rgba(15,25,24,.5) 100%);
}
.channel-index{
  position:absolute;top:14px;left:14px;z-index:2;
  width:36px;height:36px;
  display:grid;place-items:center;
  border-radius:11px;
  background:rgba(255,255,255,.92);
  color:var(--brand-700);
  font-size:14px;font-weight:800;
}
.channel-body{padding:24px 24px 26px;display:flex;flex-direction:column;gap:12px;flex:1;}
.channel-body h3{font-size:20px;font-weight:800;}
.channel-body p{font-size:14.5px;color:var(--muted);line-height:1.8;}
.channel-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:2px;}
.channel-link{
  margin-top:auto;
  font-size:14.5px;font-weight:800;color:var(--brand-700);
  display:inline-flex;align-items:center;gap:6px;
}
.channel-link::after{content:"→";transition:transform .25s var(--ease);}
.channel-card:hover .channel-link::after{transform:translateX(5px);}

/* ============ 服务承诺 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.feature-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 24px;
  box-shadow:var(--shadow-xs);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);}
.feature-num{
  width:44px;height:44px;
  display:grid;place-items:center;
  border-radius:13px;
  background:var(--teal-050);
  color:var(--teal);
  font-weight:800;
  font-size:15px;
  margin-bottom:18px;
}
.feature-card h3{font-size:17.5px;font-weight:800;margin-bottom:10px;}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.82;}

/* ============ 操办流程 ============ */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step;}
.step-item{
  position:relative;
  padding:30px 24px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid var(--line);
}
.step-item::before{
  counter-increment:step;
  content:"0" counter(step);
  display:block;
  font-size:30px;
  font-weight:800;
  color:var(--brand-100);
  letter-spacing:-1px;
  margin-bottom:14px;
}
.step-item h3{font-size:17px;font-weight:800;margin-bottom:9px;}
.step-item p{font-size:14.5px;color:var(--muted);line-height:1.8;}

/* ============ 项目与参考价（深色） ============ */
.price-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:start;}
.price-list{display:grid;gap:2px;}
.price-row{
  display:grid;
  grid-template-columns:1.5fr 1fr auto;
  gap:16px;
  align-items:center;
  padding:20px 4px;
  border-bottom:1px solid rgba(255,255,255,.12);
  transition:background .25s var(--ease),padding-left .25s var(--ease);
}
.price-row:hover{background:rgba(255,255,255,.05);padding-left:12px;}
.price-row h3{font-size:16.5px;font-weight:700;color:#fff;}
.price-row p{font-size:13.5px;color:#9db0ad;margin-top:3px;}
.price-row .dur{font-size:13.5px;color:#b8c9c6;}
.price-row .cost{font-size:16.5px;font-weight:800;color:#f6a97c;white-space:nowrap;}
.price-aside{
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius-lg);
  padding:32px 30px;
}
.price-aside h3{font-size:20px;font-weight:800;color:#fff;margin-bottom:16px;}
.price-aside p{font-size:14.5px;line-height:1.9;color:#b6c6c3;}
.price-aside ul{display:grid;gap:12px;margin:22px 0 26px;}
.price-aside li{
  position:relative;
  padding-left:24px;
  font-size:14.5px;
  color:#dbe6e4;
}
.price-aside li::before{
  content:"";
  position:absolute;left:0;top:9px;
  width:9px;height:9px;
  border-radius:3px;
  background:#f6a97c;
}

/* ============ 覆盖区域 ============ */
.cover-layout{display:grid;grid-template-columns:1fr 1.15fr;gap:52px;align-items:center;}
.city-cloud{display:flex;flex-wrap:wrap;gap:11px;}
.city-cloud span{
  display:inline-block;
  padding:10px 18px;
  border-radius:var(--radius-pill);
  background:#fff;
  border:1px solid var(--line);
  font-size:14.5px;
  font-weight:600;
  color:var(--ink-2);
  transition:.25s var(--ease);
}
.city-cloud span:hover{border-color:var(--brand);color:var(--brand-700);transform:translateY(-2px);box-shadow:var(--shadow-xs);}
.city-cloud span.hot{background:var(--brand-050);border-color:var(--brand-100);color:var(--brand-700);}
.cover-note{
  margin-top:26px;
  padding:20px 22px;
  border-radius:var(--radius);
  background:#fff;
  border:1px solid var(--line);
  border-left:4px solid var(--brand);
  font-size:14.5px;
  color:var(--muted);
  line-height:1.85;
}

/* ============ 团队图文 ============ */
.media-split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;}
.media-figure{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);}
.media-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.media-float{
  position:absolute;
  left:22px;bottom:22px;
  right:22px;
  background:rgba(255,255,255,.95);
  backdrop-filter:blur(8px);
  border-radius:var(--radius);
  padding:18px 20px;
  display:flex;
  gap:20px;
  flex-wrap:wrap;
}
.media-float div{display:flex;flex-direction:column;}
.media-float b{font-size:20px;font-weight:800;color:var(--teal);}
.media-float span{font-size:12.5px;color:var(--muted);}
.check-list{display:grid;gap:16px;margin-top:26px;}
.check-list li{
  position:relative;
  padding-left:34px;
  font-size:15px;
  color:var(--ink-2);
  line-height:1.8;
}
.check-list li::before{
  content:"";
  position:absolute;left:0;top:7px;
  width:20px;height:20px;
  border-radius:50%;
  background:var(--brand-050);
  border:1px solid var(--brand-100);
}
.check-list li::after{
  content:"";
  position:absolute;left:6px;top:13px;
  width:8px;height:4px;
  border-left:2px solid var(--brand-600);
  border-bottom:2px solid var(--brand-600);
  transform:rotate(-45deg);
}

/* ============ 客户评价 ============ */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.quote-card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:28px 26px;
  display:flex;
  flex-direction:column;
  gap:18px;
  box-shadow:var(--shadow-xs);
  transition:transform .28s var(--ease),box-shadow .28s var(--ease);
}
.quote-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);}
.quote-stars{color:var(--star);font-size:15px;letter-spacing:3px;}
.quote-card blockquote{margin:0;font-size:15px;line-height:1.9;color:var(--ink-2);}
.quote-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px dashed var(--line-2);}
.quote-avatar{
  width:42px;height:42px;flex:none;
  border-radius:50%;
  display:grid;place-items:center;
  background:var(--teal-050);
  color:var(--teal);
  font-weight:800;
  font-size:15px;
}
.quote-meta strong{display:block;font-size:14.5px;}
.quote-meta span{font-size:12.5px;color:var(--muted);}

/* ============ 场景专题 ============ */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
.scene-card{
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  min-height:280px;
  display:flex;
  align-items:flex-end;
  box-shadow:var(--shadow-xs);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.scene-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease);}
.scene-card:hover img{transform:scale(1.07);}
.scene-card::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(13,22,21,.06) 30%,rgba(13,22,21,.88) 100%);
}
.scene-body{position:relative;z-index:2;padding:24px 22px;color:#fff;}
.scene-body h3{font-size:17.5px;font-weight:800;margin-bottom:8px;}
.scene-body p{font-size:13.5px;color:#cddad7;line-height:1.75;}

/* ============ 数据条 ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;}
.stat-item{
  padding:28px 24px;
  border-radius:var(--radius);
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.13);
}
.stat-item b{display:block;font-size:34px;font-weight:800;color:#fff;letter-spacing:-1px;line-height:1.2;}
.stat-item b i{font-style:normal;font-size:18px;color:#f6a97c;margin-left:3px;}
.stat-item span{display:block;margin-top:8px;font-size:14px;color:#a3b6b3;}

/* ============ 资讯 ============ */
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
.news-item{
  display:flex;
  gap:20px;
  padding:24px;
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow-xs);
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.news-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--brand-100);}
.news-thumb{
  width:104px;height:104px;flex:none;
  border-radius:var(--radius-sm);
  overflow:hidden;
  background:var(--surface-2);
}
.news-thumb img{width:100%;height:100%;object-fit:cover;}
.news-body h3{font-size:16.5px;font-weight:800;line-height:1.5;}
.news-body p{margin-top:8px;font-size:14px;color:var(--muted);line-height:1.8;}
.news-tags{display:flex;gap:8px;margin-top:12px;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px;margin:0 auto;}
.faq-item{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:4px 24px;
  box-shadow:var(--shadow-xs);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--shadow-sm);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:20px 34px 20px 0;
  font-size:16.5px;
  font-weight:700;
  position:relative;
  color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"";
  position:absolute;right:0;top:27px;
  width:11px;height:11px;
  border-right:2px solid var(--brand);
  border-bottom:2px solid var(--brand);
  transform:rotate(45deg);
  transition:transform .28s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-item .faq-answer{
  padding:0 0 22px;
  font-size:14.8px;
  line-height:1.9;
  color:var(--muted);
  border-top:1px dashed var(--line-2);
  padding-top:16px;
  margin-bottom:6px;
}

/* ============ 收口 CTA ============ */
.cta-band{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-lg);
  padding:62px 54px;
  background:#0f1a19;
  color:#fff;
  box-shadow:var(--shadow);
}
.cta-band .cta-bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/fc124f9a1d473e63.jpg);
  background-size:cover;
  background-position:center;
}
.cta-band .cta-bg::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(10,18,17,.95) 0%,rgba(10,18,17,.78) 55%,rgba(10,18,17,.45) 100%);
}
.cta-content{position:relative;z-index:2;max-width:660px;}
.cta-content h2{font-size:clamp(23px,2.8vw,31px);font-weight:800;line-height:1.35;letter-spacing:-.4px;}
.cta-content p{margin-top:16px;font-size:15.5px;line-height:1.9;color:#c8d6d3;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}

/* ============ 页脚 ============ */
.site-footer{background:#0d1615;color:#c4d1ce;padding:66px 0 0;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:18px;}
.footer-brand .logo-mark{width:40px;height:40px;font-size:18px;}
.footer-brand strong{font-size:19px;color:#fff;font-weight:800;letter-spacing:.5px;}
.footer-about{font-size:14px;line-height:1.9;color:#93a5a2;max-width:340px;}
.footer-col h4{font-size:15px;font-weight:800;color:#fff;margin-bottom:18px;letter-spacing:.6px;}
.footer-col ul{display:grid;gap:11px;}
.footer-col a{font-size:14px;color:#93a5a2;}
.footer-col a:hover{color:#f6a97c;}
.footer-col p{font-size:14px;color:#93a5a2;line-height:1.9;}
.footer-contact li{font-size:14px;color:#93a5a2;line-height:1.9;}
.footer-contact b{color:#fff;font-weight:700;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.09);
  padding:22px 0 28px;
  display:flex;
  flex-wrap:wrap;
  gap:12px 26px;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:#7c8f8c;
}

/* ============ 响应式 ============ */
@media (max-width:1080px){
  .order-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-grid,.step-grid,.stat-grid,.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .price-layout,.cover-layout,.media-split{grid-template-columns:1fr;gap:38px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px;}
}
@media (max-width:900px){
  .nav{
    position:absolute;
    top:100%;left:0;right:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);
    display:none;
    padding:14px 20px 20px;
  }
  .nav.open{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:6px;}
  .nav-list a{padding:13px 16px;border-radius:var(--radius-sm);font-size:15.5px;}
  .nav-toggle{display:flex;}
  .header-phone{display:none;}
  .channel-grid,.quote-grid,.news-grid{grid-template-columns:1fr;}
  .section{padding:64px 0;}
  .hero-inner{padding:70px 24px 76px;}
  .cta-band{padding:46px 28px;}
  .order-wrap{margin-top:-38px;}
}
@media (max-width:640px){
  .container{padding:0 18px;}
  .hero-metrics{grid-template-columns:1fr;gap:14px;padding-top:24px;margin-top:38px;}
  .hero-metrics li{flex-direction:row;align-items:baseline;gap:10px;}
  .hero-metrics b{font-size:22px;}
  .order-grid{grid-template-columns:1fr;}
  .order-bar{padding:22px 20px 20px;}
  .feature-grid,.step-grid,.stat-grid,.scene-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;gap:30px;}
  .news-item{flex-direction:column;}
  .news-thumb{width:100%;height:160px;}
  .price-row{grid-template-columns:1fr auto;gap:8px;}
  .price-row .dur{grid-column:1 / -1;font-size:13px;}
  .section-title{font-size:23px;}
  .hero-actions .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .faq-item{padding:2px 18px;}
}

/* roulang page: category1 */
:root{
 --brand:#e2622c;
 --brand-600:#c94b19;
 --brand-700:#a83b12;
 --brand-050:#fdf2ea;
 --brand-100:#f9e1d3;
 --teal:#0f5d55;
 --teal-600:#0b4740;
 --teal-050:#eaf4f1;
 --ink:#15211f;
 --ink-2:#394744;
 --muted:#6f7d79;
 --bg:#faf7f2;
 --surface:#ffffff;
 --surface-2:#f4efe7;
 --line:#ebe3d8;
 --line-2:#ded4c6;
 --star:#e8a33d;
 --radius-xs:8px;
 --radius-sm:12px;
 --radius:18px;
 --radius-lg:26px;
 --radius-pill:999px;
 --shadow-xs:0 1px 3px rgba(21,33,31,.06);
 --shadow-sm:0 6px 18px rgba(21,33,31,.07);
 --shadow:0 16px 40px rgba(21,33,31,.10);
 --shadow-lg:0 30px 70px rgba(21,33,31,.16);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
 font-size:16px;
 line-height:1.7;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
h1,h2,h3,h4{margin:0;line-height:1.32;font-weight:800;letter-spacing:-.2px;}
:focus-visible{outline:3px solid rgba(226,98,44,.45);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 头部导航 ============ */
.site-header{
 position:sticky;
 top:0;
 z-index:60;
 background:rgba(255,255,255,.92);
 backdrop-filter:saturate(160%) blur(12px);
 border-bottom:1px solid var(--line);
}
.header-inner{
 position:relative;
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:22px;
 min-height:74px;
}
.logo{display:flex;align-items:center;gap:11px;}
.logo-mark{
 width:42px;height:42px;
 display:grid;place-items:center;
 border-radius:13px;
 background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
 color:#fff;
 font-weight:700;
 font-size:19px;
 box-shadow:0 8px 18px rgba(201,75,25,.28);
 flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18;}
.logo-text strong{font-size:19px;letter-spacing:.5px;font-weight:800;}
.logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;font-weight:500;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
 display:block;
 padding:9px 16px;
 border-radius:var(--radius-pill);
 font-size:15px;
 font-weight:600;
 color:var(--ink-2);
}
.nav-list a:hover{background:var(--surface-2);color:var(--brand-600);}
.nav-list a.active{background:var(--brand-050);color:var(--brand-700);}
.header-actions{display:flex;align-items:center;gap:12px;}
.header-phone{
 display:inline-flex;align-items:center;gap:8px;
 padding:11px 22px;
 border-radius:var(--radius-pill);
 background:var(--teal);
 color:#fff;
 font-size:14.5px;
 font-weight:700;
 box-shadow:0 8px 18px rgba(15,93,85,.24);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.header-phone:hover{background:var(--teal-600);transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,93,85,.3);}
.nav-toggle{
 display:none;
 width:44px;height:44px;
 border-radius:13px;
 border:1px solid var(--line);
 background:#fff;
 padding:0 11px;
 flex-direction:column;
 justify-content:center;
 gap:5px;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:.25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ 按钮与标签 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:14px 28px;
 border-radius:var(--radius-pill);
 font-size:15.5px;
 font-weight:700;
 letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{
 background:linear-gradient(135deg,#ee7038 0%,var(--brand-600) 100%);
 color:#fff;
 box-shadow:0 12px 26px rgba(201,75,25,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,75,25,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(201,75,25,.3);}
.btn-ghost{
 background:rgba(255,255,255,.14);
 color:#fff;
 border-color:rgba(255,255,255,.45);
 backdrop-filter:blur(6px);
}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-100);}
.btn-outline:hover{background:var(--brand-050);border-color:var(--brand);transform:translateY(-2px);}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 12px 26px rgba(15,93,85,.24);}
.btn-teal:hover{background:var(--teal-600);transform:translateY(-2px);}
.btn-block{width:100%;}
.badge{
 display:inline-flex;align-items:center;gap:7px;
 padding:6px 14px;
 border-radius:var(--radius-pill);
 font-size:13px;
 font-weight:700;
 letter-spacing:.4px;
}
.badge-brand{background:var(--brand-050);color:var(--brand-700);}
.badge-teal{background:var(--teal-050);color:var(--teal);}
.badge-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.35);}
.tag{
 display:inline-block;
 padding:5px 12px;
 border-radius:var(--radius-xs);
 background:var(--surface-2);
 color:var(--ink-2);
 font-size:13px;
 font-weight:600;
}
.tag-line{border:1px solid var(--line-2);background:transparent;}

/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section-tight{padding:60px 0;}
.section-alt{background:var(--surface);}
.section-warm{background:linear-gradient(180deg,#fdf8f2 0%,#faf7f2 100%);}
.section-ink{background:#131e1c;color:#e8efed;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
 display:inline-block;
 margin-bottom:14px;
 font-size:13px;
 font-weight:800;
 letter-spacing:2.4px;
 color:var(--brand-600);
}
.section-ink .eyebrow{color:#f0a375;}
.section-title{
 font-size:clamp(24px,3vw,34px);
 font-weight:800;
 line-height:1.3;
 letter-spacing:-.4px;
 margin:0 0 14px;
}
.section-sub{color:var(--muted);font-size:16px;margin:0;}
.section-ink .section-sub{color:#a9bcb8;}
.grid{display:grid;gap:22px;}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}

/* ============ 内页首屏 ============ */
.page-hero{
 position:relative;
 padding:88px 0 78px;
 color:#fff;
 background-image:
  linear-gradient(118deg,rgba(12,30,28,.90) 0%,rgba(11,71,64,.82) 52%,rgba(168,59,18,.72) 100%),
  url('/assets/images/d64fab8378759309.jpg');
 background-size:cover;
 background-position:center;
 overflow:hidden;
}
.page-hero::after{
 content:"";
 position:absolute;
 right:-140px;top:-120px;
 width:420px;height:420px;
 border-radius:50%;
 background:radial-gradient(circle at center,rgba(226,98,44,.42),transparent 68%);
 pointer-events:none;
}
.page-hero .container{position:relative;z-index:2;}
.crumb{
 display:flex;flex-wrap:wrap;align-items:center;
 gap:8px;
 font-size:13.5px;
 color:rgba(255,255,255,.72);
 margin-bottom:22px;
}
.crumb a:hover{color:#fff;text-decoration:underline;}
.crumb em{font-style:normal;color:#fff;font-weight:600;}
.hero-title{
 font-size:clamp(28px,4vw,46px);
 font-weight:800;
 line-height:1.22;
 letter-spacing:-.6px;
 max-width:880px;
 margin:16px 0 20px;
}
.hero-title span{color:#ffc79f;}
.hero-lead{
 max-width:720px;
 font-size:16.5px;
 line-height:1.85;
 color:rgba(255,255,255,.86);
 margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:44px;}
.hero-stats{
 display:grid;
 grid-template-columns:repeat(4,minmax(0,1fr));
 gap:1px;
 background:rgba(255,255,255,.16);
 border:1px solid rgba(255,255,255,.2);
 border-radius:var(--radius);
 overflow:hidden;
}
.hero-stats div{
 background:rgba(10,26,24,.42);
 padding:18px 20px;
 backdrop-filter:blur(4px);
}
.hero-stats b{
 display:block;
 font-size:24px;
 font-weight:800;
 letter-spacing:-.5px;
 color:#ffd6b8;
 line-height:1.3;
}
.hero-stats span{font-size:13.5px;color:rgba(255,255,255,.78);}

/* ============ 服务小类速览 ============ */
.quick-strip{
 display:grid;
 grid-template-columns:repeat(6,minmax(0,1fr));
 gap:14px;
}
.quick-item{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius-sm);
 padding:18px 16px;
 text-align:center;
 box-shadow:var(--shadow-xs);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.quick-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--brand-100);}
.quick-item b{display:block;font-size:15px;margin-bottom:6px;}
.quick-item span{font-size:13px;color:var(--muted);line-height:1.6;display:block;}

/* ============ 服务项目卡片 ============ */
.svc-card{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 overflow:hidden;
 box-shadow:var(--shadow-xs);
 display:flex;
 flex-direction:column;
 transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.svc-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--brand-100);}
.svc-card figure{margin:0;position:relative;overflow:hidden;aspect-ratio:16/10;background:var(--surface-2);}
.svc-card figure img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.svc-card:hover figure img{transform:scale(1.05);}
.svc-card figure .badge{position:absolute;left:14px;top:14px;box-shadow:var(--shadow-xs);}
.svc-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.svc-body h3{font-size:18px;}
.svc-body p{color:var(--muted);font-size:14.5px;line-height:1.78;}
.svc-meta{
 display:flex;flex-wrap:wrap;gap:8px;
 margin-top:auto;
 padding-top:14px;
 border-top:1px dashed var(--line-2);
}

/* ============ 作业流程 ============ */
.flow{
 display:grid;
 grid-template-columns:repeat(5,minmax(0,1fr));
 gap:18px;
 counter-reset:flow;
}
.flow-item{
 position:relative;
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px 20px 22px;
 box-shadow:var(--shadow-xs);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.flow-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);}
.flow-item b{
 display:grid;place-items:center;
 width:38px;height:38px;
 border-radius:12px;
 background:var(--teal-050);
 color:var(--teal);
 font-size:16px;
 font-weight:800;
 margin-bottom:14px;
}
.flow-item h3{font-size:16.5px;margin-bottom:8px;}
.flow-item p{font-size:14px;color:var(--muted);line-height:1.75;}

/* ============ 价格套餐 ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.price-card{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius-lg);
 padding:32px 28px 30px;
 box-shadow:var(--shadow-xs);
 display:flex;
 flex-direction:column;
 position:relative;
 transition:transform .26s var(--ease),box-shadow .26s var(--ease);
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.price-card.featured{
 border-color:var(--brand);
 box-shadow:0 24px 54px rgba(201,75,25,.16);
 background:linear-gradient(180deg,#fffaf5 0%,#ffffff 42%);
}
.price-card.featured::before{
 content:"委托量最多";
 position:absolute;top:-13px;left:28px;
 padding:5px 14px;
 border-radius:var(--radius-pill);
 background:var(--brand-600);
 color:#fff;
 font-size:12.5px;
 font-weight:700;
 letter-spacing:.5px;
 box-shadow:0 8px 16px rgba(201,75,25,.28);
}
.price-card h3{font-size:20px;margin-bottom:6px;}
.price-card .price-note{font-size:14px;color:var(--muted);margin-bottom:18px;}
.price-card .price{
 font-size:34px;
 font-weight:800;
 color:var(--brand-700);
 letter-spacing:-.8px;
 line-height:1.1;
 margin-bottom:6px;
}
.price-card .price small{font-size:14px;font-weight:600;color:var(--muted);letter-spacing:0;}
.price-list{margin:20px 0 26px;display:flex;flex-direction:column;gap:11px;}
.price-list li{
 position:relative;
 padding-left:26px;
 font-size:14.5px;
 color:var(--ink-2);
 line-height:1.7;
}
.price-list li::before{
 content:"";
 position:absolute;left:0;top:9px;
 width:14px;height:8px;
 border-left:2px solid var(--teal);
 border-bottom:2px solid var(--teal);
 transform:rotate(-45deg);
}
.price-card .btn{margin-top:auto;}

/* ============ 图文区块（工具用料） ============ */
.split{
 display:grid;
 grid-template-columns:1.05fr .95fr;
 gap:44px;
 align-items:center;
}
.split-media{
 border-radius:var(--radius-lg);
 overflow:hidden;
 box-shadow:var(--shadow);
 border:6px solid #fff;
 background:var(--surface-2);
}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.split-body h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:16px;}
.split-body > p{color:var(--muted);font-size:15.5px;line-height:1.85;margin-bottom:22px;}
.check-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 20px;margin-bottom:24px;}
.check-list li{
 position:relative;
 padding-left:24px;
 font-size:14.5px;
 color:var(--ink-2);
}
.check-list li::before{
 content:"";
 position:absolute;left:0;top:8px;
 width:8px;height:8px;
 border-radius:50%;
 background:var(--brand);
 box-shadow:0 0 0 4px var(--brand-050);
}

/* ============ 客户评价 ============ */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.review-card{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:28px 26px;
 box-shadow:var(--shadow-xs);
 display:flex;flex-direction:column;gap:14px;
 transition:transform .24s var(--ease),box-shadow .24s var(--ease);
}
.review-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-sm);}
.review-stars{color:var(--star);font-size:15px;letter-spacing:3px;}
.review-card p{font-size:15px;color:var(--ink-2);line-height:1.85;}
.review-user{
 display:flex;align-items:center;gap:12px;
 margin-top:auto;
 padding-top:16px;
 border-top:1px solid var(--line);
}
.review-avatar{
 width:42px;height:42px;border-radius:50%;
 display:grid;place-items:center;
 background:var(--teal-050);
 color:var(--teal);
 font-weight:800;
 font-size:15px;
 flex:none;
}
.review-user b{display:block;font-size:14.5px;}
.review-user span{font-size:13px;color:var(--muted);}

/* ============ FAQ ============ */
.faq-wrap{max-width:900px;margin:0 auto;display:flex;flex-direction:column;gap:14px;}
.faq-item{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 box-shadow:var(--shadow-xs);
 overflow:hidden;
 transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--shadow-sm);}
.faq-item summary{
 list-style:none;
 cursor:pointer;
 padding:20px 54px 20px 24px;
 position:relative;
 font-size:16px;
 font-weight:700;
 color:var(--ink);
 transition:color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
 content:"+";
 position:absolute;right:22px;top:50%;
 transform:translateY(-50%);
 font-size:22px;
 font-weight:700;
 color:var(--brand);
 line-height:1;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand-700);}
.faq-answer{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.85;}

/* ============ 转化区 + 表单 ============ */
.cta-band{
 position:relative;
 border-radius:var(--radius-lg);
 overflow:hidden;
 padding:52px 48px;
 color:#fff;
 background-image:
  linear-gradient(120deg,rgba(12,30,28,.92) 0%,rgba(11,71,64,.86) 60%,rgba(201,75,25,.78) 100%),
  url('/assets/images/fc124f9a1d473e63.jpg');
 background-size:cover;
 background-position:center;
 box-shadow:var(--shadow-lg);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:14px;}
.cta-band p{color:rgba(255,255,255,.86);font-size:15.5px;line-height:1.85;max-width:640px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.cta-info{
 display:flex;flex-wrap:wrap;gap:26px;
 margin-top:32px;
 padding-top:24px;
 border-top:1px solid rgba(255,255,255,.2);
 font-size:14px;
 color:rgba(255,255,255,.82);
}
.cta-info b{color:#ffd6b8;}
.order-panel{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius-lg);
 padding:34px 32px;
 box-shadow:var(--shadow);
}
.order-panel h3{font-size:21px;margin-bottom:8px;}
.order-panel .order-tip{color:var(--muted);font-size:14px;margin-bottom:24px;}
.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px;}
.field label{font-size:13.5px;font-weight:700;color:var(--ink-2);}
.field input,.field select,.field textarea{
 width:100%;
 padding:12px 15px;
 border-radius:var(--radius-sm);
 border:1px solid var(--line-2);
 background:#fff;
 font-size:14.5px;
 color:var(--ink);
 transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.field textarea{resize:vertical;min-height:98px;}
.field input:hover,.field select:hover,.field textarea:hover{border-color:var(--brand-100);}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;
 border-color:var(--brand);
 box-shadow:0 0 0 4px rgba(226,98,44,.14);
}
.form-note{
 margin-top:14px;
 font-size:13px;
 color:var(--muted);
 line-height:1.7;
}
.form-feedback{
 display:none;
 margin-top:16px;
 padding:14px 18px;
 border-radius:var(--radius-sm);
 background:var(--teal-050);
 color:var(--teal);
 font-size:14.5px;
 font-weight:600;
}
.form-feedback.show{display:block;}

/* ============ 频道入口 ============ */
.channel-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.channel-card{
 display:flex;
 flex-direction:column;
 gap:10px;
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px 24px;
 box-shadow:var(--shadow-xs);
 transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease);
}
.channel-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--brand-100);}
.channel-card b{font-size:17px;}
.channel-card p{font-size:14px;color:var(--muted);line-height:1.75;}
.channel-card span{font-size:13.5px;font-weight:700;color:var(--brand-700);margin-top:auto;}

/* ============ 页脚 ============ */
.site-footer{background:#131e1c;color:#c8d6d3;padding:64px 0 26px;margin-top:0;}
.footer-top{
 display:grid;
 grid-template-columns:1.6fr 1fr 1fr 1.2fr;
 gap:38px;
 padding-bottom:40px;
 border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .logo-mark{width:38px;height:38px;border-radius:12px;font-size:17px;}
.footer-brand strong{font-size:19px;color:#fff;font-weight:800;}
.footer-about{font-size:14px;line-height:1.85;color:#9fb0ad;max-width:400px;}
.footer-col h4{font-size:15.5px;color:#fff;margin-bottom:18px;font-weight:700;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{font-size:14px;color:#9fb0ad;}
.footer-col a:hover{color:#ffb98c;}
.footer-contact li{font-size:14px;color:#9fb0ad;line-height:1.75;}
.footer-contact b{color:#ffd6b8;font-weight:700;}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;
 justify-content:space-between;
 padding-top:24px;
 font-size:13px;
 color:#7f918e;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
 .nav{
  position:absolute;
  top:calc(100% + 1px);
  left:0;right:0;
  display:none;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow);
  padding:12px 24px 20px;
 }
 .nav.open{display:block;}
 .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
 .nav-list a{padding:13px 16px;border-radius:var(--radius-sm);}
 .nav-toggle{display:flex;}
 .grid-4,.channel-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .quick-strip{grid-template-columns:repeat(3,minmax(0,1fr));}
 .flow{grid-template-columns:repeat(3,minmax(0,1fr));}
 .price-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
 .review-grid{grid-template-columns:1fr;}
 .review-card{max-width:none;}
 .split{grid-template-columns:1fr;gap:32px;}
 .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}
 .hero-stats{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:768px){
 .container{padding:0 18px;}
 .section{padding:62px 0;}
 .section-tight{padding:46px 0;}
 .page-hero{padding:64px 0 58px;}
 .grid-3,.grid-2{grid-template-columns:1fr;}
 .quick-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
 .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
 .price-grid{grid-template-columns:1fr;}
 .cta-band{padding:38px 24px;}
 .order-panel{padding:26px 20px;}
 .form-row{grid-template-columns:1fr;}
 .check-list{grid-template-columns:1fr;}
 .hero-actions .btn{width:100%;}
 .cta-band .cta-actions .btn{width:100%;}
}
@media (max-width:520px){
 .header-inner{min-height:66px;gap:12px;}
 .logo-mark{width:38px;height:38px;border-radius:12px;font-size:17px;}
 .logo-text strong{font-size:17px;}
 .logo-text small{letter-spacing:1px;font-size:10.5px;}
 .header-phone{padding:9px 14px;font-size:13px;}
 .hero-title{font-size:26px;}
 .hero-stats{grid-template-columns:1fr;}
 .quick-strip{grid-template-columns:1fr;}
 .flow{grid-template-columns:1fr;}
 .channel-grid{grid-template-columns:1fr;}
 .footer-top{grid-template-columns:1fr;}
 .footer-bottom{flex-direction:column;gap:8px;}
 .section-title{font-size:23px;}
}

/* roulang page: category2 */
/* roulang page: category2 */
:root{
 --brand:#e2622c;
 --brand-600:#c94b19;
 --brand-700:#a83b12;
 --brand-050:#fdf2ea;
 --brand-100:#f9e1d3;
 --teal:#0f5d55;
 --teal-600:#0b4740;
 --teal-050:#eaf4f1;
 --ink:#15211f;
 --ink-2:#394744;
 --muted:#6f7d79;
 --bg:#faf7f2;
 --surface:#ffffff;
 --surface-2:#f4efe7;
 --line:#ebe3d8;
 --line-2:#ded4c6;
 --star:#e8a33d;
 --radius-xs:8px;
 --radius-sm:12px;
 --radius:18px;
 --radius-lg:26px;
 --radius-pill:999px;
 --shadow-xs:0 1px 3px rgba(21,33,31,.06);
 --shadow-sm:0 6px 18px rgba(21,33,31,.07);
 --shadow:0 16px 40px rgba(21,33,31,.10);
 --shadow-lg:0 30px 70px rgba(21,33,31,.16);
 --container:1180px;
 --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
 font-size:16px;
 line-height:1.7;
 color:var(--ink);
 background:var(--bg);
 -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(226,98,44,.45);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
/* ============ 头部导航 ============ */
.site-header{
 position:sticky;
 top:0;
 z-index:60;
 background:rgba(255,255,255,.92);
 backdrop-filter:saturate(160%) blur(12px);
 border-bottom:1px solid var(--line);
}
.header-inner{
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:22px;
 min-height:74px;
 position:relative;
}
.logo{display:flex;align-items:center;gap:11px;}
.logo-mark{
 width:42px;height:42px;
 display:grid;place-items:center;
 border-radius:13px;
 background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
 color:#fff;
 font-weight:700;
 font-size:19px;
 box-shadow:0 8px 18px rgba(201,75,25,.28);
 flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18;}
.logo-text strong{font-size:19px;letter-spacing:.5px;font-weight:800;}
.logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;font-weight:500;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
 display:block;
 padding:9px 16px;
 border-radius:var(--radius-pill);
 font-size:15px;
 font-weight:600;
 color:var(--ink-2);
}
.nav-list a:hover{background:var(--surface-2);color:var(--brand-600);}
.nav-list a.active{background:var(--brand-050);color:var(--brand-700);}
.header-actions{display:flex;align-items:center;gap:12px;}
.header-phone{
 display:inline-flex;align-items:center;gap:8px;
 padding:11px 22px;
 border-radius:var(--radius-pill);
 background:var(--teal);
 color:#fff;
 font-size:14.5px;
 font-weight:700;
 box-shadow:0 8px 18px rgba(15,93,85,.24);
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.header-phone:hover{background:var(--teal-600);transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,93,85,.3);}
.nav-toggle{
 display:none;
 width:44px;height:44px;
 border-radius:13px;
 border:1px solid var(--line);
 background:#fff;
 padding:0 11px;
 flex-direction:column;
 justify-content:center;
 gap:5px;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:.25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
/* ============ 按钮与标签 ============ */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:9px;
 padding:14px 28px;
 border-radius:var(--radius-pill);
 font-size:15.5px;
 font-weight:700;
 letter-spacing:.3px;
 border:1px solid transparent;
 transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{
 background:linear-gradient(135deg,#ee7038 0%,var(--brand-600) 100%);
 color:#fff;
 box-shadow:0 12px 26px rgba(201,75,25,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,75,25,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(201,75,25,.3);}
.btn-ghost{
 background:rgba(255,255,255,.14);
 color:#fff;
 border-color:rgba(255,255,255,.45);
 backdrop-filter:blur(6px);
}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-100);}
.btn-outline:hover{background:var(--brand-050);border-color:var(--brand);transform:translateY(-2px);}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 12px 26px rgba(15,93,85,.24);}
.btn-teal:hover{background:var(--teal-600);transform:translateY(-2px);}
.btn-block{width:100%;}
.btn-sm{padding:10px 20px;font-size:14px;}
.badge{
 display:inline-flex;align-items:center;gap:7px;
 padding:6px 14px;
 border-radius:var(--radius-pill);
 font-size:13px;
 font-weight:700;
 letter-spacing:.4px;
}
.badge-brand{background:var(--brand-050);color:var(--brand-700);}
.badge-teal{background:var(--teal-050);color:var(--teal);}
.badge-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.35);}
.tag{
 display:inline-block;
 padding:5px 12px;
 border-radius:var(--radius-xs);
 background:var(--surface-2);
 color:var(--ink-2);
 font-size:13px;
 font-weight:600;
}
.tag-line{border:1px solid var(--line-2);background:transparent;}
/* ============ 通用板块 ============ */
.section{padding:84px 0;}
.section-tight{padding:60px 0;}
.section-alt{background:var(--surface);}
.section-warm{background:linear-gradient(180deg,#fdf8f2 0%,#faf7f2 100%);}
.section-ink{background:#131e1c;color:#e8efed;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
 display:inline-block;
 margin-bottom:14px;
 font-size:13px;
 font-weight:800;
 letter-spacing:2.6px;
 color:var(--brand-600);
 text-transform:uppercase;
}
.section-ink .eyebrow{color:#f0a375;}
.section-title{
 font-size:clamp(24px,3vw,34px);
 line-height:1.32;
 font-weight:800;
 letter-spacing:-.4px;
}
.section-sub{
 margin-top:16px;
 font-size:16px;
 line-height:1.85;
 color:var(--muted);
}
.section-ink .section-sub{color:#a9bbb7;}
.section-title + .section-sub{margin-top:14px;}
/* ============ 首屏 ============ */
.page-hero{
 position:relative;
 padding:92px 0 78px;
 background:#131e1c;
 color:#fff;
 overflow:hidden;
}
.page-hero::before{
 content:"";
 position:absolute;
 inset:0;
 background:url(/assets/images/6afa3dc79a76d3d7.jpg) center/cover no-repeat;
 opacity:.38;
}
.page-hero::after{
 content:"";
 position:absolute;
 inset:0;
 background:linear-gradient(115deg,rgba(11,71,64,.94) 0%,rgba(19,30,28,.82) 52%,rgba(19,30,28,.46) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:#b9cbc7;margin-bottom:20px;}
.crumb a:hover{color:#f0a375;}
.crumb span{opacity:.6;}
.hero-title{
 font-size:clamp(28px,4.2vw,46px);
 line-height:1.26;
 font-weight:800;
 letter-spacing:-.6px;
 max-width:760px;
}
.hero-lead{
 margin-top:20px;
 max-width:680px;
 font-size:16.5px;
 line-height:1.9;
 color:#cfe0dc;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-facts{
 display:grid;
 grid-template-columns:repeat(3,minmax(0,1fr));
 gap:18px;
 margin-top:44px;
 max-width:820px;
}
.fact{
 background:rgba(255,255,255,.1);
 border:1px solid rgba(255,255,255,.2);
 border-radius:var(--radius);
 padding:18px 20px;
 backdrop-filter:blur(6px);
 transition:transform .25s var(--ease),background .25s var(--ease);
}
.fact:hover{transform:translateY(-3px);background:rgba(255,255,255,.16);}
.fact b{display:block;font-size:24px;font-weight:800;color:#fff;line-height:1.3;}
.fact span{font-size:13.5px;color:#c6d7d3;}
/* ============ 网格与卡片 ============ */
.grid{display:grid;gap:24px;}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));}
.feature-card{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px 24px;
 box-shadow:var(--shadow-xs);
 transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.feature-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:var(--brand-100);}
.feature-icon{
 width:46px;height:46px;
 border-radius:14px;
 display:grid;place-items:center;
 background:var(--brand-050);
 color:var(--brand-700);
 font-weight:800;
 font-size:17px;
 margin-bottom:16px;
}
.feature-card h3{font-size:17.5px;font-weight:800;margin-bottom:10px;}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.task-card{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 overflow:hidden;
 box-shadow:var(--shadow-xs);
 display:flex;
 flex-direction:column;
 transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.task-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.task-media{position:relative;aspect-ratio:16/10;overflow:hidden;}
.task-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.task-card:hover .task-media img{transform:scale(1.05);}
.task-media .badge{position:absolute;top:14px;left:14px;}
.task-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1;}
.task-body h3{font-size:18px;font-weight:800;}
.task-body p{font-size:14.5px;color:var(--muted);line-height:1.85;flex:1;}
.task-meta{display:flex;flex-wrap:wrap;gap:8px;}
/* ============ 时效分级 ============ */
.speed-card{
 position:relative;
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:28px 26px;
 box-shadow:var(--shadow-xs);
 transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.speed-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);}
.speed-card.hot{border-color:var(--brand-100);box-shadow:var(--shadow-sm);}
.speed-card.hot::before{
 content:"急事优先";
 position:absolute;top:-13px;left:26px;
 padding:4px 14px;
 border-radius:var(--radius-pill);
 background:linear-gradient(135deg,#ee7038,var(--brand-600));
 color:#fff;
 font-size:12.5px;
 font-weight:700;
 letter-spacing:.6px;
}
.speed-card h3{font-size:19px;font-weight:800;margin-bottom:8px;}
.speed-num{
 font-size:30px;
 font-weight:800;
 color:var(--brand-600);
}
.speed-num small{font-size:14px;font-weight:600;color:var(--muted);margin-left:6px;}
.speed-list{margin-top:18px;display:grid;gap:10px;}
.speed-list li{
 position:relative;
 padding-left:22px;
 font-size:14.5px;
 color:var(--ink-2);
 line-height:1.8;
}
.speed-list li::before{
 content:"";
 position:absolute;left:0;top:10px;
 width:8px;height:8px;
 border-radius:50%;
 background:var(--teal);
}
/* ============ 图文区块 ============ */
.scene{
 display:grid;
 grid-template-columns:1.05fr 1fr;
 gap:44px;
 align-items:center;
}
.scene.reverse .scene-media{order:2;}
.scene-media{
 border-radius:var(--radius-lg);
 overflow:hidden;
 box-shadow:var(--shadow);
 aspect-ratio:4/3;
}
.scene-media img{width:100%;height:100%;object-fit:cover;}
.scene-body h3{font-size:clamp(21px,2.4vw,26px);font-weight:800;margin-bottom:14px;line-height:1.4;}
.scene-body p{font-size:15.5px;color:var(--ink-2);line-height:1.95;margin-bottom:16px;}
.check-list{display:grid;gap:11px;margin-top:6px;}
.check-list li{
 position:relative;
 padding-left:28px;
 font-size:15px;
 color:var(--ink-2);
 line-height:1.8;
}
.check-list li::before{
 content:"✓";
 position:absolute;left:0;top:0;
 width:19px;height:19px;
 border-radius:50%;
 background:var(--teal-050);
 color:var(--teal);
 font-size:12px;
 font-weight:800;
 display:grid;place-items:center;
 line-height:1;
 margin-top:2px;
}
/* ============ 流程 ============ */
.flow{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:20px;}
.flow-step{
 position:relative;
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px 20px 24px;
 transition:transform .25s var(--ease),box-shadow .25s var(--ease);
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);}
.flow-num{
 width:38px;height:38px;
 border-radius:12px;
 display:grid;place-items:center;
 font-weight:800;
 font-size:15px;
 color:#fff;
 background:linear-gradient(140deg,var(--teal) 0%,var(--teal-600) 100%);
 margin-bottom:16px;
}
.flow-step h3{font-size:16.5px;font-weight:800;margin-bottom:9px;}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8;}
/* ============ 计价 ============ */
.price-wrap{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius-lg);
 box-shadow:var(--shadow-sm);
 overflow:hidden;
}
.price-row{
 display:grid;
 grid-template-columns:1.1fr 1fr 1.5fr;
 gap:18px;
 align-items:center;
 padding:20px 28px;
 border-bottom:1px solid var(--line);
 transition:background .2s var(--ease);
}
.price-row:last-child{border-bottom:0;}
.price-row:hover{background:var(--brand-050);}
.price-row.head{
 background:var(--teal);
 color:#fff;
 font-weight:700;
 font-size:14.5px;
 letter-spacing:.5px;
}
.price-row.head:hover{background:var(--teal);}
.price-name{font-weight:700;font-size:15.5px;}
.price-value{font-weight:800;color:var(--brand-600);font-size:16px;}
.price-note{font-size:14px;color:var(--muted);line-height:1.75;}
.price-tip{
 margin-top:22px;
 padding:18px 22px;
 border-radius:var(--radius);
 background:var(--teal-050);
 color:var(--teal-600);
 font-size:14.5px;
 line-height:1.85;
 border:1px solid rgba(15,93,85,.12);
}
/* ============ 保障 ============ */
.proof-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.proof-card{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 padding:26px;
 box-shadow:var(--shadow-xs);
 transition:transform .25s var(--ease),border-color .25s var(--ease);
}
.proof-card:hover{transform:translateY(-3px);border-color:var(--brand-100);}
.proof-card h3{font-size:17.5px;font-weight:800;margin-bottom:10px;display:flex;align-items:center;gap:10px;}
.proof-card h3 i{
 font-style:normal;
 width:30px;height:30px;
 border-radius:9px;
 background:var(--teal-050);
 color:var(--teal);
 display:grid;place-items:center;
 font-size:14px;
 flex:none;
}
.proof-card p{font-size:14.5px;color:var(--muted);line-height:1.85;}
.quote{
 margin-top:26px;
 background:var(--surface);
 border:1px solid var(--line);
 border-left:4px solid var(--brand);
 border-radius:var(--radius);
 padding:24px 26px;
 box-shadow:var(--shadow-xs);
}
.quote p{font-size:15.5px;color:var(--ink-2);line-height:1.9;}
.quote footer{margin-top:12px;font-size:13.5px;color:var(--muted);}
/* ============ FAQ ============ */
.faq-item{
 background:var(--surface);
 border:1px solid var(--line);
 border-radius:var(--radius);
 overflow:hidden;
 transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.faq-item + .faq-item{margin-top:14px;}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--shadow-xs);}
.faq-q{
 display:flex;
 align-items:center;
 justify-content:space-between;
 gap:18px;
 padding:20px 26px;
 font-size:16.5px;
 font-weight:700;
 cursor:pointer;
 list-style:none;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{
 content:"+";
 font-size:22px;
 font-weight:600;
 color:var(--brand-600);
 line-height:1;
 transition:transform .25s var(--ease);
}
.faq-item[open] .faq-q::after{transform:rotate(45deg);}
.faq-a{padding:0 26px 22px;font-size:15px;color:var(--ink-2);line-height:1.95;}
/* ============ 转化区 ============ */
.cta-band{
 position:relative;
 border-radius:var(--radius-lg);
 overflow:hidden;
 background:var(--teal-600);
 color:#fff;
 padding:52px 48px;
 box-shadow:var(--shadow-lg);
}
.cta-band::before{
 content:"";
 position:absolute;inset:0;
 background:url(/assets/images/704b0efe4e33d00d.jpg) center/cover no-repeat;
 opacity:.3;
}
.cta-band::after{
 content:"";
 position:absolute;inset:0;
 background:linear-gradient(120deg,rgba(11,71,64,.95) 0%,rgba(11,71,64,.72) 60%,rgba(11,71,64,.4) 100%);
}
.cta-inner{
 position:relative;
 z-index:2;
 display:grid;
 grid-template-columns:1fr 1fr;
 gap:44px;
 align-items:center;
}
.cta-inner h2{font-size:clamp(23px,2.8vw,31px);font-weight:800;line-height:1.35;}
.cta-inner p{margin-top:14px;font-size:15.5px;line-height:1.9;color:#d3e3df;}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.field{display:flex;flex-direction:column;gap:8px;}
.field-full{grid-column:1 / -1;}
.field label{font-size:13.5px;font-weight:700;color:#dcebe7;letter-spacing:.3px;}
.field input,
.field select,
.field textarea{
 background:rgba(255,255,255,.12);
 border:1px solid rgba(255,255,255,.26);
 border-radius:var(--radius-sm);
 padding:12px 14px;
 color:#fff;
 font-size:14.5px;
 outline:none;
 transition:border-color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.field textarea{resize:vertical;min-height:88px;}
.field input::placeholder,
.field textarea::placeholder{color:#9fb4b0;}
.field input:focus,
.field select:focus,
.field textarea:focus{
 border-color:#f0a375;
 background:rgba(255,255,255,.18);
 box-shadow:0 0 0 3px rgba(240,163,117,.24);
}
.field select option{color:#15211f;}
.form-tip{
 margin-top:14px;
 font-size:13px;
 color:#b8ccc8;
}
/* ============ 页脚 ============ */
.site-footer{
 background:#131e1c;
 color:#c9d5d2;
 padding:66px 0 28px;
}
.footer-top{
 display:grid;
 grid-template-columns:1.7fr 1fr 1fr 1.2fr;
 gap:40px;
 padding-bottom:38px;
 border-bottom:1px solid rgba(255,255,255,.1);
}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-size:19px;font-weight:800;margin-bottom:16px;}
.footer-brand .logo-mark{width:38px;height:38px;font-size:17px;border-radius:12px;}
.footer-about{font-size:14px;line-height:1.9;color:#9fb0ac;max-width:340px;}
.footer-col h4{font-size:15px;color:#fff;font-weight:700;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:#a5b5b1;}
.footer-col a:hover{color:#f0a375;}
.footer-contact li{font-size:14px;color:#a5b5b1;line-height:1.8;}
.footer-contact b{color:#fff;font-weight:600;}
.footer-bottom{
 display:flex;
 justify-content:space-between;
 align-items:center;
 flex-wrap:wrap;
 gap:14px;
 padding-top:24px;
 font-size:13px;
 color:#8a9a96;
}
/* ============ 响应式 ============ */
@media (max-width:1024px){
 .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));}
 .flow{grid-template-columns:repeat(3,minmax(0,1fr));}
 .cta-inner{grid-template-columns:1fr;gap:32px;}
 .footer-top{grid-template-columns:1fr 1fr;gap:32px;}
 .scene{gap:32px;}
}
@media (max-width:900px){
 .nav-toggle{display:flex;}
 .nav{
  position:absolute;
  top:calc(100% + 1px);
  left:0;right:0;
  background:#fff;
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow);
  padding:12px 24px 18px;
  display:none;
 }
 .nav.open{display:block;}
 .nav-list{flex-direction:column;align-items:stretch;gap:4px;}
 .nav-list a{padding:12px 14px;border-radius:var(--radius-sm);}
 .grid-3{grid-template-columns:repeat(2,minmax(0,1fr));}
 .proof-grid{grid-template-columns:1fr;}
 .price-row{grid-template-columns:1fr;gap:6px;padding:18px 22px;}
 .price-row.head{display:none;}
}
@media (max-width:768px){
 .section{padding:62px 0;}
 .section-tight{padding:46px 0;}
 .page-hero{padding:66px 0 58px;}
 .hero-facts{grid-template-columns:1fr;gap:12px;}
 .hero-facts .fact{display:flex;align-items:baseline;gap:12px;}
 .fact b{font-size:20px;}
 .scene{grid-template-columns:1fr;gap:26px;}
 .scene.reverse .scene-media{order:0;}
 .grid{grid-template-columns:1fr;}
 .flow{grid-template-columns:1fr;}
 .cta-band{padding:38px 24px;}
 .form-grid{grid-template-columns:1fr;}
 .footer-top{grid-template-columns:1fr;gap:28px;}
}
@media (max-width:520px){
 .container{padding:0 18px;}
 .logo-text small{display:none;}
 .header-phone{padding:9px 15px;font-size:13px;}
 .hero-actions .btn{width:100%;}
 .section-title{font-size:22px;}
 .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category3 */
:root{
  --brand:#e2622c;
  --brand-600:#c94b19;
  --brand-700:#a83b12;
  --brand-050:#fdf2ea;
  --brand-100:#f9e1d3;
  --teal:#0f5d55;
  --teal-600:#0b4740;
  --teal-050:#eaf4f1;
  --ink:#15211f;
  --ink-2:#394744;
  --muted:#6f7d79;
  --bg:#faf7f2;
  --surface:#ffffff;
  --surface-2:#f4efe7;
  --line:#ebe3d8;
  --line-2:#ded4c6;
  --star:#e8a33d;
  --radius-xs:8px;
  --radius-sm:12px;
  --radius:18px;
  --radius-lg:26px;
  --radius-pill:999px;
  --shadow-xs:0 1px 3px rgba(21,33,31,.06);
  --shadow-sm:0 6px 18px rgba(21,33,31,.07);
  --shadow:0 16px 40px rgba(21,33,31,.10);
  --shadow-lg:0 30px 70px rgba(21,33,31,.16);
  --container:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease);}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
h1,h2,h3,h4,p,ul,ol{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ============ 头部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,255,255,.92);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:22px;
  min-height:74px;
}
.logo{display:flex;align-items:center;gap:11px;}
.logo-mark{
  width:42px;height:42px;
  display:grid;place-items:center;
  border-radius:13px;
  background:linear-gradient(140deg,var(--brand) 0%,var(--brand-700) 100%);
  color:#fff;
  font-weight:700;
  font-size:19px;
  box-shadow:0 8px 18px rgba(201,75,25,.28);
  flex:none;
}
.logo-text{display:flex;flex-direction:column;line-height:1.18;}
.logo-text strong{font-size:19px;letter-spacing:.5px;font-weight:800;}
.logo-text small{font-size:11.5px;color:var(--muted);letter-spacing:1.6px;font-weight:500;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  display:block;
  padding:9px 16px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  color:var(--ink-2);
}
.nav-list a:hover{background:var(--surface-2);color:var(--brand-600);}
.nav-list a.active{background:var(--brand-050);color:var(--brand-700);}
.header-actions{display:flex;align-items:center;gap:12px;}
.header-phone{
  display:inline-flex;align-items:center;gap:8px;
  padding:11px 22px;
  border-radius:var(--radius-pill);
  background:var(--teal);
  color:#fff;
  font-size:14.5px;
  font-weight:700;
  box-shadow:0 8px 18px rgba(15,93,85,.24);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.header-phone:hover{background:var(--teal-600);transform:translateY(-2px);box-shadow:0 12px 24px rgba(15,93,85,.3);}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:13px;
  border:1px solid var(--line);
  background:#fff;
  padding:0 11px;
  flex-direction:column;
  justify-content:center;
  gap:5px;
}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--ink);transition:.25s var(--ease);}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ 按钮与标签 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 28px;
  border-radius:var(--radius-pill);
  font-size:15.5px;
  font-weight:700;
  letter-spacing:.3px;
  border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#ee7038 0%,var(--brand-600) 100%);
  color:#fff;
  box-shadow:0 12px 26px rgba(201,75,25,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(201,75,25,.34);}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(201,75,25,.3);}
.btn-ghost{
  background:rgba(255,255,255,.14);
  color:#fff;
  border-color:rgba(255,255,255,.45);
  backdrop-filter:blur(6px);
}
.btn-ghost:hover{background:rgba(255,255,255,.26);transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand-700);border-color:var(--brand-100);}
.btn-outline:hover{background:var(--brand-050);border-color:var(--brand);transform:translateY(-2px);}
.btn-teal{background:var(--teal);color:#fff;box-shadow:0 12px 26px rgba(15,93,85,.24);}
.btn-teal:hover{background:var(--teal-600);transform:translateY(-2px);}
.btn-block{width:100%;}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;
  border-radius:var(--radius-pill);
  font-size:13px;
  font-weight:700;
  letter-spacing:.4px;
}
.badge-brand{background:var(--brand-050);color:var(--brand-700);}
.badge-teal{background:var(--teal-050);color:var(--teal);}
.badge-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.35);}
.tag{
  display:inline-block;
  padding:5px 12px;
  border-radius:var(--radius-xs);
  background:var(--surface-2);
  color:var(--ink-2);
  font-size:13px;
  font-weight:600;
}
.tag-line{border:1px solid var(--line-2);background:transparent;}

/* ============ 板块通用 ============ */
.section{padding:84px 0;}
.section-tight{padding:60px 0;}
.section-alt{background:var(--surface);}
.section-warm{background:linear-gradient(180deg,#fdf8f2 0%,#faf7f2 100%);}
.section-ink{background:#131e1c;color:#e8efed;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-block;
  margin-bottom:12px;
  font-size:13px;
  font-weight:800;
  letter-spacing:2.6px;
  color:var(--brand-600);
  text-transform:uppercase;
}
.section-ink .eyebrow{color:#f0a375;}
.section-title{
  font-size:clamp(24px,3vw,34px);
  line-height:1.32;
  font-weight:800;
  letter-spacing:-.3px;
  margin-bottom:14px;
}
.section-sub{color:var(--muted);font-size:16px;line-height:1.85;}
.section-ink .section-sub{color:#9fb0ac;}

/* ============ 页面横幅 ============ */
.page-hero{
  position:relative;
  padding:78px 0 72px;
  background-image:linear-gradient(115deg,rgba(14,24,22,.92) 0%,rgba(15,93,85,.78) 55%,rgba(201,75,25,.62) 100%),url('/assets/images/6afa3dc79a76d3d7.jpg');
  background-size:cover;
  background-position:center;
  color:#fff;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-120px;bottom:-160px;
  width:420px;height:420px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(226,98,44,.40) 0%,rgba(226,98,44,0) 70%);
  pointer-events:none;
}
.page-hero-inner{position:relative;z-index:2;max-width:880px;}
.crumb{display:flex;align-items:center;gap:9px;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:20px;}
.crumb a{color:rgba(255,255,255,.86);}
.crumb a:hover{color:#fff;}
.crumb em{font-style:normal;color:#fff;font-weight:700;}
.page-hero h1{
  font-size:clamp(28px,4.4vw,46px);
  line-height:1.24;
  font-weight:800;
  letter-spacing:-.5px;
  margin:18px 0 18px;
}
.page-hero p{font-size:17px;line-height:1.9;color:rgba(255,255,255,.88);max-width:720px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-facts{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
  margin-top:44px;
  padding-top:30px;
  border-top:1px solid rgba(255,255,255,.18);
}
.hero-facts dt{font-size:13px;letter-spacing:1px;color:rgba(255,255,255,.68);margin-bottom:6px;}
.hero-facts dd{font-size:20px;font-weight:800;margin:0;letter-spacing:-.2px;}

/* ============ 网格 ============ */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}

/* ============ 服务门类卡片 ============ */
.cat-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-xs);
  display:flex;
  flex-direction:column;
  transition:transform .28s var(--ease),box-shadow .28s var(--ease),border-color .28s var(--ease);
}
.cat-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--brand-100);}
.cat-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2);}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease);}
.cat-card:hover .cat-thumb img{transform:scale(1.07);}
.cat-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cat-body h3{font-size:17.5px;font-weight:800;line-height:1.45;}
.cat-body p{font-size:14.5px;color:var(--muted);line-height:1.8;flex:1;}
.cat-meta{display:flex;flex-wrap:wrap;gap:8px;padding-top:4px;}

/* ============ 故障速查 ============ */
.fault-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.fault-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-left:4px solid var(--brand);
  border-radius:var(--radius-sm);
  padding:22px 22px 20px;
  box-shadow:var(--shadow-xs);
  transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.fault-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-sm);}
.fault-card h3{font-size:16.5px;font-weight:800;margin-bottom:8px;}
.fault-card .fault-cause{font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-bottom:12px;}
.fault-card .fault-tip{
  display:block;
  font-size:13.5px;
  color:var(--teal);
  background:var(--teal-050);
  border-radius:var(--radius-xs);
  padding:9px 12px;
  line-height:1.7;
}

/* ============ 作业流程 ============ */
.step-list{display:grid;grid-template-columns:repeat(5,1fr);gap:20px;counter-reset:step;}
.step-item{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px 22px 24px;
  box-shadow:var(--shadow-xs);
}
.step-item::before{
  counter-increment:step;
  content:"0" counter(step);
  display:block;
  font-size:26px;
  font-weight:800;
  color:var(--brand-100);
  letter-spacing:-1px;
  margin-bottom:12px;
}
.step-item h3{font-size:16px;font-weight:800;margin-bottom:8px;}
.step-item p{font-size:14px;color:var(--muted);line-height:1.8;}

/* ============ 参考价 ============ */
.price-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.price-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:8px;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease),transform .25s var(--ease);
}
.price-card:hover{border-color:var(--brand-100);box-shadow:var(--shadow-sm);transform:translateY(-4px);}
.price-card h3{font-size:15.5px;font-weight:700;color:var(--ink-2);}
.price-num{font-size:27px;font-weight:800;color:var(--brand-700);letter-spacing:-.6px;line-height:1.2;}
.price-num small{font-size:13px;font-weight:600;color:var(--muted);margin-left:4px;letter-spacing:0;}
.price-card p{font-size:13.5px;color:var(--muted);line-height:1.75;}
.price-note{
  margin-top:26px;
  background:var(--brand-050);
  border:1px dashed var(--brand-100);
  border-radius:var(--radius-sm);
  padding:18px 22px;
  font-size:14.5px;
  color:var(--brand-700);
  line-height:1.85;
}

/* ============ 图文分栏 ============ */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:52px;align-items:center;}
.split-media img{border-radius:var(--radius-lg);box-shadow:var(--shadow);width:100%;}
.split-media{position:relative;}
.split-media .badge{position:absolute;left:18px;top:18px;}
.split-body h2{font-size:clamp(22px,2.7vw,32px);font-weight:800;line-height:1.35;margin-bottom:16px;letter-spacing:-.3px;}
.split-body p{color:var(--muted);line-height:1.95;margin-bottom:22px;}
.check-list{display:flex;flex-direction:column;gap:14px;}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:var(--ink-2);line-height:1.8;}
.check-list li::before{
  content:"✓";
  flex:none;
  width:22px;height:22px;
  border-radius:50%;
  background:var(--brand-050);
  color:var(--brand-700);
  font-size:13px;
  font-weight:800;
  display:grid;place-items:center;
  margin-top:3px;
}

/* ============ 服务记录 ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.case-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow-xs);
  display:flex;
  flex-direction:column;
  gap:14px;
  transition:box-shadow .25s var(--ease),transform .25s var(--ease);
}
.case-card:hover{box-shadow:var(--shadow);transform:translateY(-5px);}
.case-head{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.case-head h3{font-size:17px;font-weight:800;line-height:1.4;}
.case-card p{font-size:14.5px;color:var(--muted);line-height:1.85;flex:1;}
.case-foot{display:flex;flex-wrap:wrap;gap:8px;border-top:1px solid var(--line);padding-top:14px;}

/* ============ 评价 ============ */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.review-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:26px;
  box-shadow:var(--shadow-xs);
  display:flex;
  flex-direction:column;
  gap:14px;
}
.review-stars{color:var(--star);font-size:15px;letter-spacing:3px;}
.review-card blockquote{font-size:15px;color:var(--ink-2);line-height:1.9;margin:0;}
.review-user{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:14px;}
.avatar{
  width:40px;height:40px;border-radius:50%;
  background:var(--teal-050);
  color:var(--teal);
  display:grid;place-items:center;
  font-weight:800;font-size:15px;
  flex:none;
}
.review-user strong{display:block;font-size:14.5px;}
.review-user span{font-size:13px;color:var(--muted);}

/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-sm);
  margin-bottom:12px;
  overflow:hidden;
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item:hover{border-color:var(--line-2);}
.faq-item[open]{border-color:var(--brand-100);box-shadow:var(--shadow-xs);}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  padding:18px 24px;
  font-size:16px;
  font-weight:700;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";
  color:var(--brand-600);
  font-size:20px;
  font-weight:700;
  flex:none;
  transition:transform .25s var(--ease);
}
.faq-item[open] summary::after{content:"–";}
.faq-body{padding:0 24px 20px;color:var(--ink-2);font-size:14.5px;line-height:1.9;}

/* ============ 委托区 ============ */
.cta-panel{
  background:linear-gradient(135deg,var(--teal) 0%,#0a3833 100%);
  border-radius:var(--radius-lg);
  padding:50px;
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:46px;
  align-items:center;
  color:#fff;
  box-shadow:var(--shadow-lg);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.35;margin-bottom:14px;}
.cta-panel p{color:#c3d6d2;line-height:1.9;margin-bottom:22px;}
.cta-list{display:flex;flex-direction:column;gap:12px;}
.cta-list li{display:flex;gap:10px;font-size:14.5px;color:#c3d6d2;line-height:1.8;}
.cta-list li::before{content:"·";color:var(--brand);font-weight:800;font-size:20px;line-height:1;}
.order-form{
  background:#fff;
  border-radius:var(--radius);
  padding:28px;
  color:var(--ink);
  box-shadow:var(--shadow);
}
.order-form h3{font-size:18px;font-weight:800;margin-bottom:6px;}
.order-form .form-hint{font-size:13.5px;color:var(--muted);margin-bottom:18px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;}
.field-full{grid-column:1 / -1;}
.field label{font-size:13px;font-weight:700;color:var(--ink-2);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;
  padding:12px 14px;
  border:1px solid var(--line-2);
  border-radius:var(--radius-xs);
  background:var(--surface-2);
  font-size:14.5px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease);
}
.field textarea{resize:vertical;min-height:96px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;
  border-color:var(--brand);
  background:#fff;
  box-shadow:0 0 0 3px var(--brand-050);
}
.order-form .btn{margin-top:18px;}
.form-tip{margin-top:12px;font-size:13px;color:var(--muted);line-height:1.7;}

/* ============ 页脚 ============ */
.site-footer{background:#131e1c;color:#c8d3d0;padding:64px 0 28px;margin-top:0;}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:38px;}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px;}
.footer-brand .logo-mark{width:38px;height:38px;font-size:17px;border-radius:12px;}
.footer-brand strong{font-size:18px;color:#fff;letter-spacing:.4px;}
.footer-about{color:#9fb0ac;font-size:14.5px;line-height:1.9;margin:0;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.4px;}
.footer-col ul{display:flex;flex-direction:column;gap:11px;}
.footer-col a{color:#9fb0ac;font-size:14.5px;}
.footer-col a:hover{color:var(--brand);}
.footer-contact li{color:#9fb0ac;font-size:14.5px;line-height:1.8;}
.footer-contact b{color:#fff;font-weight:700;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  margin-top:44px;
  padding-top:22px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  font-size:13.5px;
  color:#81948f;
}

/* ============ 响应式 ============ */
@media (max-width:1024px){
  .grid-4,.price-grid{grid-template-columns:repeat(2,1fr);}
  .step-list{grid-template-columns:repeat(2,1fr);}
  .fault-grid,.case-grid,.review-grid{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:34px;}
  .cta-panel{grid-template-columns:1fr;gap:32px;padding:40px 34px;}
  .footer-top{grid-template-columns:1fr 1fr;gap:34px;}
  .hero-facts{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:900px){
  .nav{
    position:absolute;
    top:74px;left:0;right:0;
    background:#fff;
    border-bottom:1px solid var(--line);
    box-shadow:var(--shadow);
    display:none;
  }
  .nav.open{display:block;}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;padding:14px 18px 20px;}
  .nav-list a{padding:12px 14px;border-radius:var(--radius-sm);}
  .nav-toggle{display:flex;}
  .header-phone{display:none;}
}
@media (max-width:768px){
  .section{padding:62px 0;}
  .section-tight{padding:48px 0;}
  .page-hero{padding:56px 0 52px;}
  .container{padding:0 18px;}
  .grid-3,.fault-grid,.case-grid,.review-grid,.step-list{grid-template-columns:1fr;}
  .section-head{margin-bottom:32px;}
  .cta-panel{padding:32px 22px;}
  .order-form{padding:22px;}
}
@media (max-width:520px){
  .grid-4,.price-grid,.grid-2,.form-grid{grid-template-columns:1fr;}
  .field-full{grid-column:auto;}
  .hero-actions .btn{width:100%;}
  .hero-facts{grid-template-columns:1fr 1fr;gap:16px;}
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .page-hero h1{font-size:27px;}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}