:root{
  --ink:#101322;
  --ink-soft:#4A5169;
  --orange:#FF5A1F;
  --blue:#1D4BFF;
  --yellow:#FFD22E;
  --mint:#00BE8B;
  --paper:#FFF8EF;
  --line:rgba(16,19,34,.12);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(circle at 10% 4%,rgba(255,90,31,.13),transparent 42%),
    radial-gradient(circle at 92% 10%,rgba(29,75,255,.12),transparent 40%),
    radial-gradient(circle at 50% 96%,rgba(255,210,46,.18),transparent 46%);
  pointer-events:none;
  z-index:0;
}
.site-header,main,.site-footer{position:relative;z-index:1;}
img{max-width:100%;}
a{color:inherit;}
.container{
  width:100%;
  max-width:1180px;
  margin:0 auto;
  padding:0 20px;
}
h1,h2,h3,h4{line-height:1.3;letter-spacing:-.4px;}
h2{font-size:clamp(24px,3.2vw,36px);margin:14px 0 12px;}
h3{font-size:19px;margin:0 0 8px;}
p{margin:0 0 12px;}
.tag{
  display:inline-block;
  padding:4px 14px;
  border:2px solid var(--ink);
  border-radius:999px;
  background:var(--yellow);
  font-size:13px;
  font-weight:800;
  letter-spacing:.6px;
}
.section{padding:70px 0;}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head p{color:var(--ink-soft);font-size:16px;margin:0;}

/* 按钮 */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:13px 26px;
  border-radius:999px;
  border:2px solid var(--ink);
  font-family:inherit;
  font-size:16px;
  font-weight:800;
  text-decoration:none;
  cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease;
  box-shadow:0 5px 0 rgba(16,19,34,.9);
}
.btn-primary{background:var(--orange);color:var(--ink);}
.btn-blue{background:var(--blue);color:#fff;}
.btn-ghost{background:#fff;color:var(--ink);}
.btn:hover{transform:translateY(-3px);box-shadow:0 8px 0 rgba(16,19,34,.9);}
.btn:active{transform:translateY(1px);box-shadow:0 2px 0 rgba(16,19,34,.9);}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(255,248,239,.94);
  backdrop-filter:blur(10px);
  border-bottom:2px solid var(--ink);
}
.nav-inner{
  position:relative;
  display:flex;
  align-items:center;
  gap:14px;
  min-height:72px;
}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  flex:0 0 auto;
}
.brand-logo-box{
  width:40px;
  height:40px;
  border:2px solid var(--ink);
  border-radius:12px;
  background:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}
.brand-logo-box .ai-page-logo{display:block;}
.brand-name{font-weight:900;font-size:18px;letter-spacing:.4px;}
.nav-menu{margin-left:auto;}
.nav-links{
  display:flex;
  align-items:center;
  gap:0;
  list-style:none;
  margin:0;
  padding:0;
}
.nav-links a{
  display:block;
  padding:8px 9px;
  font-size:14px;
  font-weight:700;
  color:var(--ink-soft);
  text-decoration:none;
  border-radius:9px;
  transition:color .18s ease,background-color .18s ease;
  white-space:nowrap;
}
.nav-links a:hover{color:var(--ink);background:rgba(255,210,46,.55);}
.nav-cta{
  flex:0 0 auto;
  padding:10px 18px;
  font-size:14px;
  border-radius:999px;
  background:var(--ink);
  color:#fff;
  text-decoration:none;
  font-weight:800;
  border:2px solid var(--ink);
  transition:transform .18s ease,background-color .18s ease;
}
.nav-cta:hover{background:var(--blue);transform:translateY(-2px);}
.nav-toggle{
  display:none;
  width:44px;
  height:40px;
  margin-left:auto;
  border:2px solid var(--ink);
  border-radius:12px;
  background:#fff;
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:4px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;}

/* Hero */
.hero{position:relative;padding:66px 0 74px;overflow:hidden;}
.hero::before{
  content:"";
  position:absolute;
  width:460px;height:460px;
  border-radius:50%;
  top:-150px;right:-110px;
  background:radial-gradient(circle,rgba(255,90,31,.20),rgba(255,90,31,0) 70%);
  pointer-events:none;
}
.hero::after{
  content:"";
  position:absolute;
  width:340px;height:340px;
  border-radius:50%;
  bottom:-140px;left:-120px;
  background:radial-gradient(circle,rgba(29,75,255,.16),rgba(29,75,255,0) 70%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.12fr .88fr;
  gap:48px;
  align-items:center;
}
.eyebrow{
  display:inline-block;
  padding:5px 15px;
  border:2px solid var(--ink);
  border-radius:999px;
  background:#fff;
  font-size:13px;
  font-weight:800;
  letter-spacing:.6px;
  margin-bottom:18px;
}
.hero h1{
  font-size:clamp(28px,4.6vw,50px);
  font-weight:900;
  margin:0 0 18px;
  letter-spacing:-1.4px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(180deg,transparent 62%,var(--yellow) 62%);
  padding:0 4px;
}
.hero-lead{
  font-size:16.5px;
  color:var(--ink-soft);
  max-width:560px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:16px;}
.hero-note{font-size:14px;color:var(--ink-soft);margin:0;}
.hero-panel{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:20px;
  padding:22px;
  box-shadow:8px 8px 0 rgba(16,19,34,.14);
}
.hero-panel-title{
  font-size:14px;
  font-weight:800;
  margin:0 0 14px;
  display:flex;
  align-items:center;
  gap:8px;
}
.hero-panel-title::before{
  content:"";
  width:10px;height:10px;border-radius:3px;background:var(--orange);
  display:inline-block;
}
.model-wall{display:flex;flex-wrap:wrap;gap:7px;}
.chip{
  display:inline-block;
  padding:4px 10px;
  border:1.5px solid rgba(16,19,34,.5);
  border-radius:8px;
  font-size:12px;
  font-weight:700;
  color:var(--ink);
  background:#F6F7FB;
  transition:transform .18s ease,background-color .18s ease;
}
.chip:nth-child(4n+1){background:rgba(255,90,31,.16);}
.chip:nth-child(4n+2){background:rgba(29,75,255,.13);}
.chip:nth-child(4n+3){background:rgba(255,210,46,.35);}
.chip:nth-child(4n+4){background:rgba(0,190,139,.15);}
.chip:hover{transform:translateY(-2px);}

/* 数据指标 */
.stats-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-bottom:40px;
}
.stat-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:22px 20px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  transition:transform .2s ease,box-shadow .2s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:8px 10px 0 rgba(16,19,34,.14);}
.stat-num{
  font-size:34px;
  font-weight:900;
  line-height:1;
  letter-spacing:-1.4px;
  margin-bottom:8px;
}
.stat-card:nth-child(1) .stat-num{color:var(--orange);}
.stat-card:nth-child(2) .stat-num{color:var(--blue);}
.stat-card:nth-child(3) .stat-num{color:#0B8F6B;}
.stat-label{font-size:15px;font-weight:800;margin:0 0 4px;}
.stat-desc{font-size:13.5px;color:var(--ink-soft);margin:0;line-height:1.6;}

.about-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:34px;
  align-items:start;
}
.about-text p{color:var(--ink-soft);font-size:15.5px;}
.cap-list{
  list-style:none;
  margin:0;
  padding:22px;
  background:#fff;
  border:2px solid var(--ink);
  border-radius:18px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  display:grid;
  gap:12px;
}
.cap-list li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--ink-soft);
  line-height:1.6;
}
.cap-list li::before{
  content:"";
  position:absolute;
  left:0;top:9px;
  width:9px;height:9px;
  border-radius:3px;
  background:var(--orange);
}
.cap-list li:nth-child(3n+2)::before{background:var(--blue);}
.cap-list li:nth-child(3n+3)::before{background:var(--mint);}
.cap-list strong{color:var(--ink);}

/* 服务卡片 */
.services-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.service-card{
  position:relative;
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:22px 18px 20px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  transition:transform .2s ease,box-shadow .2s ease;
  overflow:hidden;
}
.service-card::before{
  content:"";
  position:absolute;
  left:0;top:0;
  width:100%;height:6px;
  background:var(--orange);
}
.service-card:nth-child(4n+2)::before{background:var(--blue);}
.service-card:nth-child(4n+3)::before{background:var(--yellow);}
.service-card:nth-child(4n+4)::before{background:var(--mint);}
.service-card:hover{transform:translateY(-5px);box-shadow:8px 11px 0 rgba(16,19,34,.14);}
.service-card h3{font-size:17px;margin:6px 0 8px;}
.service-card p{font-size:14px;color:var(--ink-soft);margin:0;line-height:1.65;}

.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:30px;
}
.cloud-chip{
  display:inline-block;
  padding:7px 14px;
  border:2px solid var(--ink);
  border-radius:10px;
  background:#fff;
  font-size:13.5px;
  font-weight:700;
  transition:background-color .18s ease,transform .18s ease;
}
.cloud-chip:hover{background:var(--yellow);transform:translateY(-2px);}

/* 一站式制作 */
.studio-grid{
  display:grid;
  grid-template-columns:.92fr 1.08fr;
  gap:38px;
  align-items:start;
}
.studio-copy p{color:var(--ink-soft);font-size:15.5px;}
.check-list{
  list-style:none;
  margin:0 0 24px;
  padding:0;
  display:grid;
  gap:10px;
}
.check-list li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--ink-soft);
}
.check-list li::before{
  content:"✓";
  position:absolute;
  left:0;top:0;
  color:var(--mint);
  font-weight:900;
}
.studio-media{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.media-item{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:10px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  display:flex;
  align-items:center;
  justify-content:center;
  aspect-ratio:16/11;
  overflow:hidden;
}
.media-item.square{aspect-ratio:1/1;}
.media-item img{
  width:100%;
  height:auto;
  max-height:100%;
  object-fit:contain;
  display:block;
  border-radius:8px;
}
.media-note{
  background:linear-gradient(150deg,rgba(29,75,255,.10),rgba(255,210,46,.24));
  border:2px solid var(--ink);
  border-radius:16px;
  padding:18px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  gap:8px;
}
.media-note h4{font-size:15px;margin:0;}
.media-note p{font-size:13px;color:var(--ink-soft);margin:0;line-height:1.6;}

/* 行业方案 */
.solution-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.solution-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:22px 20px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  transition:transform .2s ease,box-shadow .2s ease;
}
.solution-card:hover{transform:translateY(-5px);box-shadow:8px 11px 0 rgba(16,19,34,.14);}
.solution-card h3{font-size:17px;}
.solution-card p{font-size:14px;color:var(--ink-soft);margin:0 0 14px;line-height:1.65;}
.mini-tags{display:flex;flex-wrap:wrap;gap:8px;}
.mini-tag{
  font-size:12.5px;
  font-weight:700;
  padding:3px 10px;
  border-radius:8px;
  background:rgba(29,75,255,.10);
  color:#1534B8;
}
.solution-card:nth-child(2n) .mini-tag{background:rgba(255,90,31,.14);color:#B93B0C;}
.solution-card:nth-child(3n) .mini-tag{background:rgba(0,190,139,.16);color:#06714F;}

/* 服务网络 */
.network-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.network-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:20px 18px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
}
.network-card h3{font-size:16px;margin:0 0 8px;}
.network-card p{font-size:13.5px;color:var(--ink-soft);margin:0;line-height:1.65;}
.network-dot{
  width:12px;height:12px;border-radius:50%;
  background:var(--orange);
  display:inline-block;
  margin-right:8px;
  vertical-align:middle;
}
.network-card:nth-child(2) .network-dot{background:var(--blue);}
.network-card:nth-child(3) .network-dot{background:var(--mint);}
.network-card:nth-child(4) .network-dot{background:var(--yellow);}
.network-note{
  margin-top:22px;
  font-size:14.5px;
  color:var(--ink-soft);
  background:rgba(255,210,46,.26);
  border-left:4px solid var(--yellow);
  padding:12px 16px;
  border-radius:0 10px 10px 0;
}

/* 流程 */
.process-list{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:16px;
  list-style:none;
  margin:0;
  padding:0;
}
.process-step{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:14px;
  padding:20px 16px;
  box-shadow:5px 5px 0 rgba(16,19,34,.12);
  transition:transform .2s ease;
}
.process-step:hover{transform:translateY(-4px);}
.step-num{
  display:inline-block;
  font-size:12px;
  font-weight:900;
  letter-spacing:1px;
  background:var(--blue);
  color:#fff;
  padding:2px 10px;
  border-radius:999px;
  margin-bottom:10px;
}
.process-step:nth-child(2) .step-num{background:var(--orange);}
.process-step:nth-child(3) .step-num{background:#0B8F6B;}
.process-step:nth-child(4) .step-num{background:#8A3FFC;}
.process-step:nth-child(5) .step-num{background:#B93B0C;}
.process-step h3{font-size:15.5px;margin:0 0 6px;}
.process-step p{font-size:13px;color:var(--ink-soft);margin:0;line-height:1.6;}

/* 案例 */
.case-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:20px;
}
.case-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:18px;
  overflow:hidden;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  transition:transform .2s ease,box-shadow .2s ease;
  display:flex;
  flex-direction:column;
}
.case-card:hover{transform:translateY(-5px);box-shadow:8px 11px 0 rgba(16,19,34,.14);}
.case-media{
  aspect-ratio:16/10;
  background:#F3F5FA;
  border-bottom:2px solid var(--ink);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:10px;
  overflow:hidden;
}
.case-media img{
  max-width:100%;
  max-height:100%;
  width:auto;
  height:auto;
  object-fit:contain;
  display:block;
}
.case-body{padding:18px 18px 20px;}
.case-tag{
  display:inline-block;
  font-size:12px;
  font-weight:800;
  padding:3px 10px;
  border-radius:8px;
  background:rgba(255,90,31,.14);
  color:#B93B0C;
  margin-bottom:10px;
}
.case-card:nth-child(2) .case-tag{background:rgba(29,75,255,.12);color:#1534B8;}
.case-card:nth-child(3) .case-tag{background:rgba(0,190,139,.16);color:#06714F;}
.case-body h3{font-size:16.5px;margin:0 0 8px;}
.case-body p{font-size:14px;color:var(--ink-soft);margin:0;line-height:1.65;}

/* 对比评测 */
.review-top{
  display:grid;
  grid-template-columns:280px 1fr;
  gap:26px;
  align-items:stretch;
  margin-bottom:28px;
}
.score-card{
  background:linear-gradient(160deg,#FF5A1F,#FF8A3D);
  border:2px solid var(--ink);
  border-radius:20px;
  padding:26px 22px;
  box-shadow:8px 8px 0 rgba(16,19,34,.16);
  color:#101322;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.score-stars{font-size:20px;letter-spacing:3px;margin-bottom:10px;color:#101322;}
.score-num{font-size:46px;font-weight:900;line-height:1;letter-spacing:-2px;}
.score-num span{font-size:18px;font-weight:800;letter-spacing:0;}
.score-label{font-size:14px;font-weight:800;margin:10px 0 0;}
.review-points{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}
.review-point{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:14px;
  padding:14px 16px;
  font-size:14px;
  color:var(--ink-soft);
  box-shadow:4px 4px 0 rgba(16,19,34,.10);
  line-height:1.6;
}
.review-point strong{color:var(--ink);display:block;margin-bottom:2px;font-size:14.5px;}
.table-wrap{
  overflow-x:auto;
  border:2px solid var(--ink);
  border-radius:18px;
  background:#fff;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
}
.compare-table{
  width:100%;
  min-width:720px;
  border-collapse:collapse;
  font-size:14.5px;
}
.compare-table th,
.compare-table td{
  padding:14px 16px;
  text-align:left;
  border-bottom:1px solid var(--line);
  vertical-align:top;
}
.compare-table thead th{
  background:#101322;
  color:#fff;
  font-weight:800;
  border-bottom:2px solid #101322;
  white-space:nowrap;
}
.compare-table tbody td:first-child{font-weight:800;color:var(--ink);white-space:nowrap;}
.compare-table tbody td:nth-child(2){background:rgba(255,210,46,.18);font-weight:700;color:#101322;}
.compare-table tbody tr:last-child td{border-bottom:0;}
.compare-table tbody tr:hover td{background:rgba(29,75,255,.06);}
.compare-table tbody tr:hover td:nth-child(2){background:rgba(255,210,46,.3);}

/* Token 比价 */
.price-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.price-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:22px 20px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  transition:transform .2s ease,box-shadow .2s ease;
}
.price-card:hover{transform:translateY(-4px);box-shadow:8px 10px 0 rgba(16,19,34,.14);}
.price-card h3{font-size:17px;margin:0 0 6px;}
.price-card .price-unit{
  display:inline-block;
  font-size:12.5px;
  font-weight:800;
  padding:3px 10px;
  border-radius:8px;
  background:rgba(29,75,255,.10);
  color:#1534B8;
  margin-bottom:12px;
}
.price-card p{font-size:14px;color:var(--ink-soft);margin:0 0 10px;line-height:1.65;}
.price-card .price-models{font-size:13px;color:var(--ink);font-weight:700;margin:0;}
.price-note{
  margin-top:22px;
  font-size:14px;
  color:var(--ink-soft);
  border:2px dashed rgba(16,19,34,.35);
  border-radius:14px;
  padding:14px 18px;
  background:rgba(255,255,255,.7);
}

/* 帮助中心 */
.help-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:24px;
  align-items:start;
}
.help-panel{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:18px;
  padding:24px 22px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
}
.help-panel h3{font-size:18px;margin:0 0 14px;}
.help-list{
  list-style:none;
  margin:0;
  padding:0;
  display:grid;
  gap:14px;
}
.help-list li{font-size:14.5px;color:var(--ink-soft);line-height:1.65;}
.help-list strong{display:block;color:var(--ink);font-size:15px;margin-bottom:2px;}
.quick-links{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:12px;
}
.quick-link{
  display:block;
  padding:14px 16px;
  border:2px solid var(--ink);
  border-radius:12px;
  background:#fff;
  text-decoration:none;
  font-size:14px;
  font-weight:800;
  color:var(--ink);
  transition:background-color .18s ease,transform .18s ease;
}
.quick-link:hover{background:var(--yellow);transform:translateY(-3px);}
.quick-link span{display:block;font-size:12.5px;font-weight:600;color:var(--ink-soft);margin-top:2px;}

/* 百科 */
.wiki-wrap{
  display:grid;
  grid-template-columns:1fr;
  gap:22px;
}
.wiki-terms{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:14px;
}
.wiki-term{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:12px;
  padding:16px;
  box-shadow:4px 4px 0 rgba(16,19,34,.10);
}
.wiki-term h4{font-size:15px;margin:0 0 6px;}
.wiki-term p{font-size:13px;color:var(--ink-soft);margin:0;line-height:1.6;}

/* 资讯 */
.news-list{
  display:grid;
  gap:14px;
}
.news-item{
  display:flex;
  align-items:center;
  gap:18px;
  background:#fff;
  border:2px solid var(--ink);
  border-radius:14px;
  padding:18px 20px;
  text-decoration:none;
  box-shadow:5px 5px 0 rgba(16,19,34,.10);
  transition:transform .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.news-item:hover{transform:translateX(4px);box-shadow:7px 7px 0 rgba(16,19,34,.14);background:#FFFDF7;}
.news-date{
  flex:0 0 auto;
  font-size:12.5px;
  font-weight:800;
  padding:4px 12px;
  border-radius:8px;
  background:rgba(29,75,255,.10);
  color:#1534B8;
}
.news-body h3{font-size:16px;margin:0 0 4px;}
.news-body p{font-size:13.5px;color:var(--ink-soft);margin:0;line-height:1.6;}

/* 评论 */
.review-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.comment-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:22px 20px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
  display:flex;
  flex-direction:column;
  gap:12px;
  transition:transform .2s ease,box-shadow .2s ease;
}
.comment-card:hover{transform:translateY(-4px);box-shadow:8px 10px 0 rgba(16,19,34,.14);}
.comment-text{font-size:14.5px;color:var(--ink-soft);margin:0;line-height:1.75;}
.comment-user{display:flex;align-items:center;gap:10px;margin-top:auto;}
.avatar{
  width:38px;height:38px;
  border-radius:12px;
  border:2px solid var(--ink);
  background:var(--yellow);
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:900;
  font-size:15px;
  flex:0 0 auto;
}
.comment-card:nth-child(3n+2) .avatar{background:rgba(29,75,255,.28);}
.comment-card:nth-child(3n+3) .avatar{background:rgba(255,90,31,.28);}
.user-meta strong{display:block;font-size:14px;}
.user-meta span{font-size:12.5px;color:var(--ink-soft);}

/* FAQ */
.faq-list{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:14px;
  align-items:start;
}
.faq-item{
  border:2px solid var(--ink);
  border-radius:14px;
  background:#fff;
  overflow:hidden;
  box-shadow:4px 4px 0 rgba(16,19,34,.10);
}
.faq-q{
  width:100%;
  text-align:left;
  background:none;
  border:0;
  padding:16px 50px 16px 18px;
  font-size:15.5px;
  font-weight:800;
  font-family:inherit;
  color:var(--ink);
  cursor:pointer;
  position:relative;
  line-height:1.5;
}
.faq-q::after{
  content:"+";
  position:absolute;
  right:18px;
  top:50%;
  transform:translateY(-50%);
  font-size:22px;
  font-weight:900;
  color:var(--orange);
  line-height:1;
}
.faq-item.open .faq-q::after{content:"–";}
.faq-a{
  display:none;
  padding:0 18px 18px;
  font-size:14px;
  color:var(--ink-soft);
  line-height:1.7;
}
.faq-item.open .faq-a{display:block;}

/* 加盟 */
.partner-box{
  position:relative;
  background:linear-gradient(120deg,#1D4BFF 0%,#1230A8 55%,#0B1E63 100%);
  border:2px solid var(--ink);
  border-radius:22px;
  padding:36px 32px;
  color:#fff;
  box-shadow:10px 10px 0 rgba(16,19,34,.16);
  overflow:hidden;
}
.partner-box::after{
  content:"";
  position:absolute;
  width:320px;height:320px;
  border-radius:50%;
  right:-90px;top:-110px;
  background:radial-gradient(circle,rgba(255,210,46,.42),rgba(255,210,46,0) 70%);
  pointer-events:none;
}
.partner-box h2{color:#fff;margin:10px 0 12px;position:relative;}
.partner-box .tag{background:var(--yellow);color:var(--ink);}
.partner-box p{color:rgba(255,255,255,.88);max-width:660px;position:relative;font-size:15.5px;}
.partner-points{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
  margin:22px 0 26px;
  position:relative;
}
.partner-point{
  background:rgba(255,255,255,.12);
  border:1.5px solid rgba(255,255,255,.42);
  border-radius:12px;
  padding:14px 16px;
  font-size:14px;
  color:#fff;
  line-height:1.6;
}
.partner-point strong{display:block;margin-bottom:3px;font-size:14.5px;color:#FFD22E;}
.partner-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;}
.partner-box .btn-ghost{background:#fff;color:var(--ink);}

/* 联系 */
.contact-grid{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:26px;
  align-items:start;
}
.form-panel{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:20px;
  padding:26px 24px;
  box-shadow:8px 8px 0 rgba(16,19,34,.12);
}
.form-panel h3{font-size:19px;margin:0 0 6px;}
.form-panel .form-sub{font-size:14px;color:var(--ink-soft);margin:0 0 18px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:14px;}
.field label{font-size:13.5px;font-weight:800;color:var(--ink);}
.field input,
.field select,
.field textarea{
  width:100%;
  font-family:inherit;
  font-size:14.5px;
  color:var(--ink);
  padding:11px 13px;
  border:2px solid rgba(16,19,34,.28);
  border-radius:11px;
  background:#FFFDF9;
  transition:border-color .18s ease,box-shadow .18s ease;
  outline:none;
}
.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(29,75,255,.15);
}
.field textarea{resize:vertical;min-height:110px;}
.form-panel .btn{width:100%;margin-top:4px;}
.form-tip{font-size:12.5px;color:var(--ink-soft);margin:12px 0 0;text-align:center;}
.contact-panel{
  display:grid;
  gap:16px;
}
.contact-card{
  background:#fff;
  border:2px solid var(--ink);
  border-radius:18px;
  padding:22px 20px;
  box-shadow:6px 6px 0 rgba(16,19,34,.12);
}
.contact-card h3{font-size:17px;margin:0 0 12px;}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:10px;}
.contact-list li{font-size:14px;color:var(--ink-soft);line-height:1.6;}
.contact-list strong{color:var(--ink);}
.qr-box{display:flex;align-items:center;gap:16px;}
.qr-img{
  width:132px;
  border:2px solid var(--ink);
  border-radius:12px;
  padding:6px;
  background:#fff;
  flex:0 0 auto;
}
.qr-img img{display:block;width:100%;height:auto;border-radius:8px;}
.qr-text{font-size:13.5px;color:var(--ink-soft);line-height:1.7;}
.qr-text strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px;}

/* 页脚 */
.site-footer{
  background:#101322;
  color:#E7EAF3;
  border-top:2px solid #101322;
  padding:36px 0 22px;
}
.footer-top{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:28px;
  padding-bottom:26px;
  border-bottom:1px solid rgba(255,255,255,.16);
}
.footer-name{font-size:20px;font-weight:900;color:#fff;margin:0 0 6px;letter-spacing:.4px;}
.footer-desc{font-size:14px;color:rgba(255,255,255,.72);margin:0 0 10px;}
.footer-contact{font-size:13.5px;color:rgba(255,255,255,.66);margin:0;}
.footer-title{font-size:14px;font-weight:900;color:#FFD22E;margin:0 0 12px;}
.footer-links-list{
  list-style:none;
  margin:0;
  padding:0;
  display:flex;
  flex-wrap:wrap;
  gap:10px 18px;
}
.footer-links-list a{
  font-size:13.5px;
  color:#E7EAF3;
  text-decoration:none;
  border-bottom:1px solid transparent;
  transition:color .18s ease,border-color .18s ease;
}
.footer-links-list a:hover{color:#FFD22E;border-color:#FFD22E;}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding-top:18px;
}
.footer-bottom p{font-size:13px;color:rgba(255,255,255,.6);margin:0;}
.footer-bottom .ai-page-home-link{
  font-size:13px;
  color:#FFD22E;
  text-decoration:none;
  font-weight:700;
}
.footer-bottom .ai-page-home-link:hover{text-decoration:underline;}

/* 浮动 */
.float-dock{
  position:fixed;
  right:18px;
  bottom:22px;
  z-index:80;
  display:flex;
  flex-direction:column;
  gap:10px;
  align-items:flex-end;
}
.dock-btn{
  width:48px;
  height:48px;
  border-radius:50%;
  border:2px solid var(--ink);
  background:#fff;
  color:var(--ink);
  font-size:13px;
  font-weight:900;
  cursor:pointer;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 4px 0 rgba(16,19,34,.85);
  transition:transform .18s ease,background-color .18s ease,opacity .2s ease;
  padding:0;
  font-family:inherit;
}
.dock-btn:hover{transform:translateY(-3px);}
.kefu-toggle{background:var(--orange);}
.back-top{opacity:0;pointer-events:none;background:#fff;}
.back-top.show{opacity:1;pointer-events:auto;}
.kefu-panel{
  display:none;
  width:236px;
  background:#fff;
  border:2px solid var(--ink);
  border-radius:16px;
  padding:16px;
  box-shadow:6px 6px 0 rgba(16,19,34,.14);
  text-align:center;
}
.kefu-panel.open{display:block;animation:fadeUp .25s ease;}
.kefu-panel img{width:150px;height:auto;display:block;margin:0 auto 10px;border-radius:10px;}
.kefu-panel p{font-size:12.5px;color:var(--ink-soft);margin:0 0 4px;line-height:1.6;}
.kefu-panel strong{font-size:13.5px;color:var(--ink);display:block;margin-bottom:6px;}
@keyframes fadeUp{from{opacity:0;transform:translateY(8px);}to{opacity:1;transform:translateY(0);}}

/* 动效 */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease;}
.reveal.in{opacity:1;transform:translateY(0);}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
  .btn:hover,.stat-card:hover,.service-card:hover,.case-card:hover,.comment-card:hover,.solution-card:hover,.price-card:hover,.process-step:hover,.news-item:hover{transform:none;}
}

/* 响应式 */
@media (max-width:1100px){
  .nav-menu{
    position:absolute;
    left:-20px;
    right:-20px;
    top:100%;
    background:#FFF8EF;
    border-bottom:2px solid var(--ink);
    display:none;
    padding:10px 20px 18px;
    box-shadow:0 14px 24px rgba(16,19,34,.12);
  }
  .nav-menu.open{display:block;}
  .nav-links{flex-direction:column;align-items:stretch;}
  .nav-links a{padding:12px 10px;border-bottom:1px solid rgba(16,19,34,.10);border-radius:0;}
  .nav-toggle{display:flex;}
  .nav-cta{margin-left:0;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .services-grid{grid-template-columns:repeat(2,1fr);}
  .network-grid{grid-template-columns:repeat(2,1fr);}
  .process-list{grid-template-columns:repeat(2,1fr);}
  .case-grid{grid-template-columns:repeat(2,1fr);}
  .review-grid{grid-template-columns:repeat(2,1fr);}
  .wiki-terms{grid-template-columns:repeat(2,1fr);}
  .price-grid{grid-template-columns:1fr;}
  .review-top{grid-template-columns:1fr;}
  .about-grid,.studio-grid,.help-grid,.contact-grid{grid-template-columns:1fr;}
  .footer-top{grid-template-columns:1fr;}
  .partner-points{grid-template-columns:1fr;}
}
@media (max-width:760px){
  .section{padding:54px 0;}
  .stats-grid{grid-template-columns:1fr;}
  .services-grid{grid-template-columns:1fr;}
  .solution-grid{grid-template-columns:1fr;}
  .network-grid{grid-template-columns:1fr;}
  .process-list{grid-template-columns:1fr;}
  .case-grid{grid-template-columns:1fr;}
  .review-grid{grid-template-columns:1fr;}
  .wiki-terms{grid-template-columns:1fr;}
  .faq-list{grid-template-columns:1fr;}
  .review-points{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .quick-links{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .partner-box{padding:26px 20px;}
  .news-item{flex-direction:column;align-items:flex-start;gap:8px;}
  .qr-box{flex-direction:column;align-items:flex-start;}
  .float-dock{right:12px;bottom:16px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

.reveal{opacity:1;transform:none;}