*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:#241F35;
  background-color:#FFF9F0;
  background-image:radial-gradient(rgba(107,78,255,.09) 1px,transparent 1px);
  background-size:22px 22px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;}
h1,h2,h3,h4{color:#1F1A2E;line-height:1.35;margin:0;}
p{margin:0;}
a{color:#5A45E0;}
ul,ol{list-style:none;margin:0;padding:0;}
::selection{background:#FFC94A;color:#1F1A2E;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}

/* ---------- 头部 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,249,240,.94);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid #EFE4D4;
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:70px;}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:#1F1A2E;flex:0 0 auto;}
.ai-page-logo{width:38px;display:block;}
.brand-name{font-weight:800;font-size:1.05rem;letter-spacing:.5px;color:#1F1A2E;}
.nav{display:flex;align-items:center;}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap;}
.nav-links a{
  display:block;padding:8px 11px;border-radius:10px;
  font-size:.9rem;font-weight:600;color:#3B3450;text-decoration:none;
  transition:background .2s ease,color .2s ease,transform .2s ease;
}
.nav-links a:hover{background:#FFEBD9;color:#5A45E0;transform:translateY(-1px);}
.nav-cta{margin-left:12px;padding:10px 20px;font-size:.9rem;}
.nav-toggle{
  display:none;align-items:center;gap:6px;
  padding:9px 14px;border-radius:12px;border:1px solid #E0D5C4;background:#fff;
  color:#241F35;font:inherit;font-weight:700;font-size:.88rem;cursor:pointer;
}
.nav-toggle:hover{background:#FFEBD9;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:999px;border:2px solid transparent;
  font-weight:800;font-size:.98rem;text-decoration:none;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
}
.btn-primary{background:#6B4EFF;color:#FFFFFF;box-shadow:0 10px 24px rgba(107,78,255,.30);}
.btn-primary:hover{background:#5A3DF0;transform:translateY(-2px);box-shadow:0 16px 30px rgba(107,78,255,.36);}
.btn-primary:active{transform:translateY(1px);box-shadow:0 6px 14px rgba(107,78,255,.28);}
.btn-ghost{background:#FFFFFF;color:#1F1A2E;border-color:#1F1A2E;}
.btn-ghost:hover{background:#FFEBD9;transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding:70px 0 54px;}
.hero .container{position:relative;z-index:2;}
.hero-inner{max-width:880px;margin:0 auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;margin:0 0 20px;
  padding:7px 18px;border-radius:999px;background:#FFFFFF;border:1px solid #E5DACD;
  font-size:.85rem;font-weight:700;color:#4A3FD1;
  box-shadow:0 6px 16px rgba(31,26,46,.06);
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:#FF6B4A;box-shadow:0 0 0 4px rgba(255,107,74,.18);}
.hero h1{font-size:clamp(1.9rem,5vw,3.05rem);letter-spacing:-.5px;margin-bottom:18px;}
.hl{background-image:linear-gradient(transparent 62%,rgba(255,201,74,.75) 62%);background-repeat:no-repeat;padding:0 3px;}
.hero-lead{font-size:1.03rem;color:#4A4560;max-width:720px;margin:0 auto 28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-bottom:24px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;}
.hero-tags li{
  padding:6px 15px;border-radius:999px;background:#FFFFFF;border:1px dashed #D9C9B4;
  font-size:.85rem;font-weight:600;color:#4A4560;
}
.hero-shape{position:absolute;pointer-events:none;z-index:1;}
.shape-1{width:150px;height:150px;border-radius:50%;background:radial-gradient(circle at 32% 32%,rgba(255,201,74,.75),rgba(255,201,74,0));top:26px;left:-30px;animation:floatA 9s ease-in-out infinite;}
.shape-2{width:190px;height:190px;border:3px dashed rgba(107,78,255,.30);border-radius:50%;bottom:-40px;right:-40px;animation:floatA 12s ease-in-out infinite reverse;}
.shape-3{width:92px;height:92px;background:rgba(34,198,168,.20);border-radius:26px;top:120px;right:6%;animation:floatA 8s ease-in-out infinite;}
.shape-4{width:74px;height:74px;border-radius:50%;background:rgba(255,107,74,.18);bottom:60px;left:5%;animation:floatA 10s ease-in-out infinite reverse;}
@keyframes floatA{0%,100%{transform:translateY(0) rotate(0deg);}50%{transform:translateY(-16px) rotate(7deg);}}

/* ---------- 数据指标 ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:8px;
  margin-top:36px;padding:26px 16px;
  background:#FFFFFF;border:1px solid #EFE4D4;border-radius:24px;
  box-shadow:0 18px 40px rgba(31,26,46,.07);
}
.metric{text-align:center;padding:4px 8px;}
.metric strong{display:block;font-size:1.65rem;font-weight:800;color:#6B4EFF;line-height:1.25;}
.metric span{font-size:.86rem;color:#544E68;}

/* ---------- 通用区块 ---------- */
.section{padding:64px 0;}
.section-alt{background:rgba(255,243,228,.68);border-top:1px solid #F2E7D7;border-bottom:1px solid #F2E7D7;}
.section-head{max-width:760px;margin:0 auto 38px;text-align:center;}
.section-tag{
  display:inline-block;margin-bottom:14px;padding:5px 15px;border-radius:999px;
  background:#F0EBFF;color:#5A45E0;font-size:.79rem;font-weight:800;letter-spacing:1.4px;
}
.section-head h2{font-size:clamp(1.45rem,3vw,2rem);margin-bottom:12px;}
.section-head p{color:#544E68;font-size:.98rem;}

.grid{display:grid;gap:18px;}
.grid-3{grid-template-columns:repeat(auto-fit,minmax(258px,1fr));}
.grid-4{grid-template-columns:repeat(auto-fit,minmax(212px,1fr));}

.card{
  background:#FFFFFF;border:1px solid #EFE4D4;border-radius:18px;padding:24px;
  box-shadow:0 2px 0 rgba(31,26,46,.03);
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(31,26,46,.10);border-color:#DCCDFF;}
.card h3{font-size:1.06rem;margin-bottom:8px;}
.card p{color:#544E68;font-size:.92rem;}

.card-icon{
  display:inline-flex;align-items:center;justify-content:center;
  width:46px;height:46px;border-radius:14px;margin-bottom:14px;
}
.card-icon svg{width:24px;height:24px;}
.icon-violet{background:#F0EBFF;color:#5A45E0;}
.icon-coral{background:#FFEBE5;color:#E0451F;}
.icon-mint{background:#E1F8F2;color:#0E9C82;}
.icon-yellow{background:#FFF4D6;color:#A87100;}
.icon-blue{background:#E6F1FF;color:#2A6FD6;}
.icon-pink{background:#FFE9F3;color:#C22A79;}

/* ---------- 场景卡 ---------- */
.scene{
  background:#FFFFFF;border:1px solid #EFE4D4;border-radius:14px;padding:16px 18px;
  transition:transform .22s ease,border-color .22s ease,background .22s ease;
}
.scene h3{font-size:.98rem;margin-bottom:4px;}
.scene p{font-size:.84rem;color:#5A5470;}
.scene:hover{transform:translateY(-3px);border-color:#C9B8FF;background:#FCFAFF;}

/* ---------- 行业方案 ---------- */
.industry{
  background:#FFFFFF;border:1px solid #EFE4D4;border-left:5px solid #6B4EFF;
  border-radius:16px;padding:20px 22px;
  transition:transform .22s ease,box-shadow .22s ease;
}
.industry:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(31,26,46,.08);}
.industry h3{font-size:1rem;margin-bottom:6px;}
.industry p{font-size:.88rem;color:#544E68;}
.ind-2{border-left-color:#FF6B4A;}
.ind-3{border-left-color:#22C6A8;}
.ind-4{border-left-color:#FFC94A;}
.ind-5{border-left-color:#2A6FD6;}
.ind-6{border-left-color:#C22A79;}

/* ---------- 流程时间线 ---------- */
.timeline{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));}
.step{
  position:relative;background:#FFFFFF;border:1px solid #EFE4D4;border-radius:16px;
  padding:22px 20px;transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-3px);box-shadow:0 14px 28px rgba(31,26,46,.08);}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;margin-bottom:12px;
  background:#F0EBFF;color:#5A45E0;font-weight:800;font-size:.9rem;
}
.step h3{font-size:1rem;margin-bottom:6px;}
.step p{font-size:.87rem;color:#544E68;}

/* ---------- 案例 ---------- */
.case-grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));align-items:start;}
.case-item{
  margin:0;background:#FFFFFF;border:1px solid #EFE4D4;border-radius:18px;
  padding:14px;transition:transform .25s ease,box-shadow .25s ease;
}
.case-item:hover{transform:translateY(-4px);box-shadow:0 18px 34px rgba(31,26,46,.10);}
.case-media{border-radius:12px;overflow:hidden;background:#FAF5EC;}
.case-media img{display:block;width:100%;height:auto;}
.case-item figcaption{padding:14px 6px 4px;}
.case-item h3{font-size:1rem;margin-bottom:4px;}
.case-item p{font-size:.86rem;color:#5A5470;}

/* ---------- 评论 ---------- */
.review{background:#FFFFFF;border:1px solid #EFE4D4;border-radius:18px;padding:24px;position:relative;}
.review::before{
  content:"";position:absolute;top:0;left:24px;width:44px;height:4px;border-radius:0 0 6px 6px;background:#FFC94A;
}
.review-text{color:#3B3450;font-size:.93rem;margin-bottom:16px;}
.review-user{display:flex;align-items:center;gap:10px;}
.avatar{
  width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:.9rem;color:#FFFFFF;background:#6B4EFF;flex:0 0 auto;
}
.review-user strong{display:block;font-size:.9rem;color:#1F1A2E;}
.review-user span{display:block;font-size:.8rem;color:#6B6580;}

/* ---------- 评分卡 ---------- */
.score-card{
  display:grid;grid-template-columns:auto 1fr;gap:26px;align-items:center;
  background:linear-gradient(135deg,#FFFFFF 0%,#F5F0FF 100%);
  border:1px solid #E3D8FF;border-radius:22px;padding:28px 30px;margin-bottom:24px;
}
.score-num{text-align:center;padding-right:26px;border-right:1px dashed #D6C7FA;}
.score-num strong{display:block;font-size:2.9rem;font-weight:800;color:#6B4EFF;line-height:1.1;}
.score-num span{font-size:.85rem;color:#6B6580;}
.score-body h3{font-size:1.1rem;margin-bottom:6px;}
.score-stars{color:#FFB400;font-size:1.15rem;letter-spacing:3px;margin-bottom:8px;}
.score-body p{color:#544E68;font-size:.93rem;}

/* ---------- 表格 ---------- */
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  background:#FFFFFF;border:1px solid #EFE4D4;border-radius:18px;
}
table{width:100%;border-collapse:collapse;min-width:720px;}
th,td{padding:14px 18px;text-align:left;font-size:.92rem;border-bottom:1px solid #F2EADD;color:#4A4560;}
thead th{background:#F5F0FF;color:#3B2E8C;font-weight:800;font-size:.9rem;}
thead th.col-hi{background:#EDE6FF;}
tbody td.col-hi{background:#FFFBEF;color:#1F1A2E;font-weight:600;}
tbody tr:last-child td{border-bottom:none;}
tbody tr:hover td{background:#FFFCF6;}
tbody tr:hover td.col-hi{background:#FFF6E0;}

/* ---------- 比价卡 ---------- */
.price-card{background:#FFFFFF;border:1px solid #EFE4D4;border-radius:18px;padding:26px;text-align:center;}
.price-card h3{font-size:1rem;margin-bottom:6px;}
.price-card p{font-size:.88rem;color:#544E68;}
.price-note{text-align:center;font-size:.85rem;color:#6B6580;margin-top:18px;}

/* ---------- 帮助中心 ---------- */
.help-card{
  background:#FFFFFF;border:1px dashed #D9C9B4;border-radius:16px;padding:20px 22px;
  transition:background .22s ease,border-color .22s ease;
}
.help-card:hover{background:#FFFCF5;border-color:#6B4EFF;}
.help-card h3{font-size:.98rem;margin-bottom:6px;}
.help-card p{font-size:.85rem;color:#5A5470;}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px;margin:0 auto;}
.faq-item{
  background:#FFFFFF;border:1px solid #EFE4D4;border-radius:14px;
  padding:0 20px;margin-bottom:12px;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item:hover{border-color:#C9B8FF;}
.faq-item[open]{border-color:#C9B8FF;box-shadow:0 12px 26px rgba(31,26,46,.07);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:17px 0;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  font-weight:700;color:#1F1A2E;font-size:.97rem;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:24px;height:24px;line-height:22px;text-align:center;
  border-radius:50%;background:#F0EBFF;color:#5A45E0;font-size:1.05rem;font-weight:800;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 0 18px;color:#544E68;font-size:.92rem;}

/* ---------- 百科 ---------- */
.wiki{background:#FFFFFF;border:1px solid #EFE4D4;border-radius:16px;padding:20px 22px;transition:transform .22s ease,border-color .22s ease;}
.wiki:hover{transform:translateY(-3px);border-color:#C9B8FF;}
.wiki h3{font-size:.98rem;margin-bottom:6px;color:#5A45E0;}
.wiki p{font-size:.85rem;color:#5A5470;}

/* ---------- 文章 ---------- */
.article-list{display:grid;gap:12px;}
.article-list a{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:#FFFFFF;border:1px solid #EFE4D4;border-radius:14px;
  text-decoration:none;color:#241F35;font-weight:600;font-size:.95rem;
  transition:transform .22s ease,border-color .22s ease,background .22s ease;
}
.article-list a:hover{transform:translateX(4px);border-color:#C9B8FF;background:#FCFAFF;color:#5A45E0;}
.article-list em{font-style:normal;font-size:.82rem;color:#8A83A0;flex:0 0 auto;}

/* ---------- 加盟 ---------- */
.partner-band{
  background:linear-gradient(120deg,#F4EEFF 0%,#FFF3E4 100%);
  border:2px dashed #C9B8FF;border-radius:24px;padding:38px 34px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.partner-band h2{font-size:clamp(1.3rem,2.6vw,1.8rem);margin-bottom:10px;}
.partner-band p{color:#4A4560;font-size:.95rem;max-width:580px;}
.partner-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 表单 / 联系 ---------- */
.contact-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:22px;align-items:start;}
.form-card{display:grid;gap:16px;}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{display:flex;flex-direction:column;gap:6px;}
.field label{font-size:.88rem;font-weight:700;color:#3B3450;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:12px;border:1px solid #E0D5C4;
  background:#FFFFFF;color:#241F35;font:inherit;font-size:.92rem;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{resize:vertical;min-height:110px;}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:#6B4EFF;box-shadow:0 0 0 3px rgba(107,78,255,.16);
}
.form-submit{justify-self:start;padding:13px 34px;}
.contact-card h3{font-size:1.02rem;margin-bottom:16px;}
.contact-list{display:grid;gap:11px;margin-bottom:20px;}
.contact-list li{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:.9rem;border-bottom:1px dashed #F0E7D9;padding-bottom:9px;}
.contact-list li:last-child{border-bottom:none;}
.contact-list span{color:#6B6580;flex:0 0 auto;}
.contact-list strong,.contact-list a{color:#1F1A2E;font-weight:700;text-decoration:none;text-align:right;}
.contact-list a:hover{color:#5A45E0;}
.qr-box{text-align:center;padding-top:6px;}
.qr-box img{
  width:134px;height:auto;display:block;margin:0 auto 10px;
  border-radius:12px;border:1px solid #EFE4D4;background:#FFFFFF;padding:5px;
}
.qr-box p{font-size:.82rem;color:#6B6580;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#FFF3E4;border-top:1px solid #EADCC8;color:#241F35;
  padding:48px 0 24px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:30px;}
.footer-brand p{margin-top:14px;font-size:.87rem;color:#5A5470;max-width:320px;}
.footer-title{font-size:.97rem;font-weight:800;color:#1F1A2E;margin-bottom:14px;}
.footer-links{display:grid;gap:9px;}
.footer-links a{color:#4A4560;text-decoration:none;font-size:.88rem;transition:color .2s ease;}
.footer-links a:hover{color:#5A45E0;}
.footer-links li{font-size:.88rem;color:#4A4560;}
.copyright{
  margin-top:32px;padding-top:18px;border-top:1px solid #EADCC8;
  text-align:center;font-size:.83rem;color:#5A5470;
}

/* ---------- 浮动组件 ---------- */
.fab-stack{
  position:fixed;right:18px;bottom:20px;z-index:80;
  display:flex;flex-direction:column;gap:10px;align-items:flex-end;
}
.fab-service,.to-top{
  border:none;cursor:pointer;font:inherit;font-weight:800;
  box-shadow:0 10px 24px rgba(31,26,46,.18);
  transition:transform .2s ease,box-shadow .2s ease,opacity .25s ease;
}
.fab-service{
  padding:13px 20px;border-radius:999px;background:#6B4EFF;color:#FFFFFF;font-size:.9rem;
}
.fab-service:hover{transform:translateY(-3px);box-shadow:0 16px 30px rgba(107,78,255,.36);}
.to-top{
  width:44px;height:44px;border-radius:50%;background:#FFFFFF;color:#5A45E0;
  font-size:1.1rem;border:1px solid #E0D5C4;opacity:0;pointer-events:none;
}
.to-top.show{opacity:1;pointer-events:auto;}
.to-top:hover{transform:translateY(-3px);}
.service-panel{
  position:fixed;right:18px;bottom:88px;z-index:80;width:222px;
  background:#FFFFFF;border:1px solid #E0D5C4;border-radius:18px;padding:18px 16px;
  box-shadow:0 22px 44px rgba(31,26,46,.18);text-align:center;
  opacity:0;visibility:hidden;transform:translateY(10px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
}
.service-panel.open{opacity:1;visibility:visible;transform:translateY(0);}
.service-panel img{
  width:118px;height:auto;display:block;margin:0 auto 10px;
  border-radius:10px;border:1px solid #EFE4D4;padding:4px;background:#FFFFFF;
}
.panel-title{font-weight:800;font-size:.9rem;color:#1F1A2E;margin-bottom:10px;}
.panel-line{font-size:.79rem;color:#5A5470;margin-bottom:5px;word-break:break-all;}

/* ---------- 滚动动效 ---------- */
html.js-reveal .reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease;}
html.js-reveal .reveal.is-visible{opacity:1;transform:none;}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .nav-toggle{display:inline-flex;}
  .nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;
    background:#FFF9F0;border-bottom:1px solid #EFE4D4;
    padding:10px 20px 18px;display:none;
  }
  .nav.open{display:flex;}
  .nav-links{flex-direction:column;align-items:stretch;gap:0;}
  .nav-links a{padding:12px 8px;border-radius:10px;font-size:.95rem;}
  .nav-cta{margin:12px 0 0;width:100%;}
}
@media (max-width:860px){
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .score-card{grid-template-columns:1fr;gap:16px;padding:24px;}
  .score-num{padding-right:0;border-right:none;border-bottom:1px dashed #D6C7FA;padding-bottom:16px;}
}
@media (max-width:640px){
  .section{padding:48px 0;}
  .hero{padding:48px 0 40px;}
  .shape-1{width:100px;height:100px;}
  .shape-2{width:130px;height:130px;}
  .shape-3{width:66px;height:66px;top:auto;bottom:10px;}
  .shape-4{display:none;}
  .form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .partner-band{padding:28px 22px;}
  .metrics{padding:20px 12px;}
  .metric strong{font-size:1.4rem;}
  .btn{padding:12px 22px;font-size:.94rem;}
  .article-list a{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{animation:none !important;transition:none !important;}
  html.js-reveal .reveal{opacity:1;transform:none;}
}