:root{
  --yellow:#FFD400;
  --yellow-soft:#FFF3BF;
  --ink:#15171A;
  --ink-2:#3A3E45;
  --muted:#5E646D;
  --line:rgba(21,23,26,.12);
  --card:#FFFFFF;
  --cream:#FDF8E8;
  --radius:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  color:var(--ink);
  font-size:16px;
  line-height:1.75;
  background-color:#FFFCF2;
  background-image:radial-gradient(circle at 1px 1px, rgba(21,23,26,.05) 1px, transparent 0);
  background-size:24px 24px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
section{scroll-margin-top:84px}
.section{padding:66px 0}
.section-tight{padding-bottom:46px}
.section-head{max-width:800px;margin:0 0 32px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--ink);background:var(--yellow);
  padding:4px 14px;border-radius:999px;border:1px solid rgba(21,23,26,.75);
}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;line-height:1.32}
h2{font-size:clamp(23px,3vw,32px);margin:14px 0 12px}
h2 em{font-style:normal;background:linear-gradient(transparent 62%, var(--yellow) 62%)}
h3{font-size:18px;line-height:1.45}
p{margin:0}
.lead{color:var(--muted);font-size:16px;margin:0}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 26px;border-radius:12px;font-size:16px;font-weight:700;
  text-decoration:none;border:1.5px solid var(--ink);cursor:pointer;line-height:1.2;
  transition:transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn-primary{background:var(--yellow);color:var(--ink);box-shadow:0 4px 0 var(--ink)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 0 var(--ink)}
.btn-primary:active{transform:translateY(1px);box-shadow:0 1px 0 var(--ink)}
.btn-ghost{background:#fff;color:var(--ink);box-shadow:0 4px 0 rgba(21,23,26,.16)}
.btn-ghost:hover{transform:translateY(-2px);box-shadow:0 6px 0 rgba(21,23,26,.22)}
.btn-sm{padding:9px 18px;font-size:14px}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,252,242,.92);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  max-width:1180px;margin:0 auto;padding:0 20px;
  display:flex;align-items:center;justify-content:space-between;
  gap:16px;min-height:68px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;flex:none}
.brand-mark{display:block;flex:none;max-width:150px;line-height:0}
.ai-page-logo{display:block;width:auto;height:34px}
.brand-name{font-size:17px;font-weight:800;color:var(--ink);white-space:nowrap}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;margin:0;padding:0}
.nav-links a{
  display:block;padding:8px 12px;border-radius:999px;
  font-size:15px;font-weight:600;color:var(--ink-2);
  text-decoration:none;white-space:nowrap;
  transition:background .2s ease,color .2s ease;
}
.nav-links a:hover{background:var(--yellow);color:var(--ink)}
.header-cta{flex:none}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1.5px solid var(--ink);background:var(--yellow);
  cursor:pointer;padding:0;align-items:center;justify-content:center;flex:none;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);border-radius:2px;transition:transform .25s ease;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* Hero */
.hero{padding:58px 0 44px;position:relative;overflow:hidden}
.hero-inner{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.hero h1{font-size:clamp(29px,4.2vw,44px);margin:18px 0 16px;line-height:1.24}
.hero-sub{color:var(--ink-2);font-size:16.5px;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 20px}
.hero-points{list-style:none;display:flex;flex-wrap:wrap;gap:10px 22px;margin:0;padding:0}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:14.5px;color:var(--ink-2);font-weight:600}
.hero-points li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--yellow);border:1px solid var(--ink);flex:none}
.hero-visual{position:relative}
.hero-visual::before{
  content:"";position:absolute;right:-10px;top:-28px;width:170px;height:170px;
  border-radius:50%;background:var(--yellow);opacity:.5;filter:blur(4px);z-index:0;
}
.panel{
  position:relative;z-index:1;background:#FFFDF5;
  border:1.5px solid var(--ink);border-radius:20px;
  box-shadow:0 8px 0 rgba(21,23,26,.88);
  padding:22px;animation:floaty 6s ease-in-out infinite;
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.panel-head{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:800;color:var(--ink);letter-spacing:.04em;margin-bottom:14px}
.panel-head i{width:9px;height:9px;border-radius:50%;background:var(--yellow);border:1px solid var(--ink);display:block;flex:none}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips span{
  font-size:12.5px;font-weight:600;padding:4px 10px;border-radius:8px;
  background:#fff;border:1px solid var(--line);color:var(--ink-2);
  transition:background .2s ease,transform .2s ease;
}
.chips span:hover{background:var(--yellow);color:var(--ink);transform:translateY(-2px)}
.panel-foot{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px;padding-top:16px;border-top:1px dashed rgba(21,23,26,.2)}
.mini{background:var(--yellow-soft);border:1px solid rgba(21,23,26,.15);border-radius:10px;padding:10px 8px;text-align:center}
.mini strong{display:block;font-size:13px;font-weight:800;color:var(--ink)}
.mini span{font-size:11.5px;color:var(--ink-2)}

/* 数据指标 */
.stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  margin-top:42px;padding:24px;border-radius:20px;
  background:#fff;border:1px solid rgba(21,23,26,.85);
  box-shadow:0 6px 0 rgba(21,23,26,.85);
}
.stat{text-align:center;padding:6px 4px}
.stat strong{display:block;font-size:clamp(22px,3vw,30px);font-weight:800;color:var(--ink);line-height:1.2}
.stat span{font-size:13.5px;color:var(--muted)}

/* 通用卡片 */
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 30px -20px rgba(21,23,26,.5);border-color:rgba(21,23,26,.3)}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;align-items:stretch}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;align-items:stretch}
.card h3{margin-bottom:8px}
.card p{color:var(--muted);font-size:14.5px}
.card-tag{
  display:inline-block;font-size:12px;font-weight:700;color:var(--ink);
  background:var(--yellow-soft);border:1px solid rgba(21,23,26,.18);
  padding:2px 10px;border-radius:999px;margin-bottom:12px;
}

/* 服务卡片 */
.service-card{position:relative;overflow:hidden}
.service-card::after{
  content:"";position:absolute;right:-30px;top:-30px;width:70px;height:70px;
  border-radius:50%;background:var(--yellow-soft);opacity:.85;transition:transform .3s ease;
}
.service-card:hover::after{transform:scale(1.35)}

/* 一站式时间线 */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 16px;position:relative;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.flow-step:hover{transform:translateY(-4px);border-color:rgba(21,23,26,.3);box-shadow:0 14px 26px -20px rgba(21,23,26,.5)}
.flow-step b{display:block;font-size:13px;font-weight:800;color:var(--ink);margin-bottom:6px}
.flow-step b i{
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;border-radius:6px;background:var(--yellow);
  border:1px solid var(--ink);font-style:normal;font-size:12px;margin-right:6px;
}
.flow-step p{font-size:13.5px;color:var(--muted)}

/* 行业方案 */
.pill-list{display:flex;flex-wrap:wrap;gap:12px}
.pill-list span{
  display:inline-flex;align-items:center;padding:9px 18px;border-radius:999px;
  background:#fff;border:1px solid rgba(21,23,26,.18);font-size:14.5px;font-weight:600;
  color:var(--ink-2);transition:.22s ease;
}
.pill-list span:hover{background:var(--yellow);color:var(--ink);border-color:var(--ink);transform:translateY(-2px)}

/* 服务网络 */
.net-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;transition:.25s ease}
.net-card:hover{border-color:rgba(21,23,26,.35);transform:translateY(-4px);box-shadow:0 14px 26px -20px rgba(21,23,26,.5)}
.net-card ul{list-style:none;margin:12px 0 0;padding:0}
.net-card li{
  font-size:14px;color:var(--muted);padding:7px 0 7px 18px;position:relative;
  border-bottom:1px dashed rgba(21,23,26,.1);
}
.net-card li:last-child{border-bottom:0}
.net-card li::before{
  content:"";position:absolute;left:0;top:15px;width:7px;height:7px;
  border-radius:50%;background:var(--yellow);border:1px solid var(--ink);
}

/* 流程 */
.process{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.process-item{
  display:flex;gap:14px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:20px;transition:.25s ease;
}
.process-item:hover{transform:translateY(-3px);border-color:rgba(21,23,26,.3)}
.process-num{
  flex:none;width:34px;height:34px;border-radius:10px;background:var(--yellow);
  border:1px solid var(--ink);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:14px;color:var(--ink);
}
.process-item h4{font-size:16px;margin-bottom:4px}
.process-item p{font-size:14px;color:var(--muted)}

/* 案例 */
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.case-card:hover{transform:translateY(-5px);border-color:rgba(21,23,26,.3);box-shadow:0 18px 32px -22px rgba(21,23,26,.5)}
.case-media{aspect-ratio:4/3;background:#F6F2E4;display:block;border-bottom:1px solid var(--line);overflow:hidden}
.case-media img{display:block;width:100%;height:100%;object-fit:contain}
.case-body{padding:18px 20px 20px}
.case-body h3{margin-bottom:6px}
.case-body p{font-size:14px;color:var(--muted)}

/* 对比评测 */
.compare-layout{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}
.score-card{
  background:var(--ink);color:#fff;border-radius:20px;padding:26px 22px;
  box-shadow:0 8px 0 rgba(255,212,0,.9);
}
.score-card .score-label{font-size:13px;letter-spacing:.1em;color:var(--yellow);font-weight:700}
.score-stars{font-size:22px;letter-spacing:4px;color:var(--yellow);margin:10px 0 4px}
.score-num{font-size:44px;font-weight:800;line-height:1;color:#fff}
.score-num small{font-size:15px;font-weight:600;color:rgba(255,255,255,.7);margin-left:4px}
.score-desc{margin-top:12px;font-size:13.5px;color:rgba(255,255,255,.82);line-height:1.7}
.table-wrap{
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  border:1px solid rgba(21,23,26,.12);border-radius:14px;background:#fff;
}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14.5px}
thead th{
  background:var(--yellow-soft);color:var(--ink);font-weight:800;
  text-align:left;padding:14px 16px;border-bottom:1px solid rgba(21,23,26,.16);white-space:nowrap;
}
tbody td{padding:13px 16px;border-bottom:1px solid rgba(21,23,26,.08);color:var(--ink-2);vertical-align:top}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:#FFFDF2}
tbody td:first-child{font-weight:700;color:var(--ink)}
td .hl{color:#8A6D00;font-weight:700}

/* Token 比价 */
.token-flow{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:26px}
.token-step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}
.token-step strong{display:block;font-size:15px;margin-bottom:6px}
.token-step p{font-size:13.5px;color:var(--muted)}

/* 表单 */
.form-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px;align-items:start}
.form-aside{background:var(--ink);color:#fff;border-radius:20px;padding:28px;box-shadow:0 8px 0 rgba(255,212,0,.9)}
.form-aside h3{color:#fff;font-size:20px;margin-bottom:10px}
.form-aside p{color:rgba(255,255,255,.82);font-size:14.5px}
.form-aside ul{list-style:none;margin:18px 0 0;padding:0}
.form-aside li{
  font-size:14px;color:rgba(255,255,255,.9);padding:8px 0 8px 20px;position:relative;
  border-top:1px solid rgba(255,255,255,.14);
}
.form-aside li:first-child{border-top:0}
.form-aside li::before{
  content:"";position:absolute;left:0;top:16px;width:7px;height:7px;
  border-radius:50%;background:var(--yellow);
}
.demand-form{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;
  display:grid;grid-template-columns:1fr 1fr;gap:16px;
}
.field{display:flex;flex-direction:column;gap:6px}
.field-full{grid-column:1 / -1}
.field label{font-size:14px;font-weight:700;color:var(--ink)}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:15px;color:var(--ink);
  background:#FFFDF6;border:1px solid rgba(21,23,26,.2);border-radius:10px;
  padding:11px 14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(255,212,0,.5);
}
.field textarea{resize:vertical;min-height:104px}
.form-submit{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-note{font-size:13px;color:var(--muted)}

/* 帮助中心 */
.help-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:26px}
.help-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.25s ease}
.help-card:hover{transform:translateY(-4px);border-color:rgba(21,23,26,.3);box-shadow:0 14px 26px -20px rgba(21,23,26,.5)}
.help-card h3{font-size:17px;margin-bottom:8px}
.help-card p{font-size:14px;color:var(--muted)}
.wiki-title,.news-title{font-size:16px;font-weight:800;margin:0 0 14px;display:flex;align-items:center;gap:10px}
.wiki-title::before,.news-title::before{content:"";width:6px;height:18px;background:var(--yellow);border:1px solid var(--ink);border-radius:3px;display:block}
.news-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.news-list li a{
  display:flex;justify-content:space-between;align-items:center;gap:16px;
  text-decoration:none;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px 18px;font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:.22s ease;
}
.news-list li a:hover{border-color:rgba(21,23,26,.35);background:#FFFDF2;transform:translateX(3px)}
.news-list li a span{font-size:12.5px;color:var(--muted);font-weight:500;flex:none}
.wiki-block{margin-bottom:26px}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{border-color:rgba(21,23,26,.55);box-shadow:0 4px 0 rgba(255,212,0,1)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:22px;font-weight:700;color:var(--ink);line-height:1;flex:none;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 20px 18px;font-size:14.5px;color:var(--muted)}

/* 评论 */
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.review-card:hover{transform:translateY(-4px);border-color:rgba(21,23,26,.3);box-shadow:0 16px 30px -20px rgba(21,23,26,.5)}
.review-quote{font-size:14.5px;color:var(--ink-2);margin:0}
.review-user{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:12px;border-top:1px dashed rgba(21,23,26,.14)}
.avatar{
  flex:none;width:38px;height:38px;border-radius:10px;background:var(--yellow);
  border:1px solid var(--ink);display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;color:var(--ink);
}
.review-user strong{display:block;font-size:14px;color:var(--ink)}
.review-user span{display:block;font-size:12.5px;color:var(--muted)}

/* 联系 */
.contact-layout{display:grid;grid-template-columns:1.15fr .85fr;gap:26px;align-items:start}
.contact-list{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.contact-list li{
  background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:14px 18px;display:flex;justify-content:space-between;align-items:center;gap:16px;
  font-size:14.5px;transition:.22s ease;
}
.contact-list li:hover{border-color:rgba(21,23,26,.32);transform:translateY(-2px)}
.contact-list li b{font-weight:700;color:var(--ink);flex:none}
.contact-list li a{color:var(--ink-2);text-decoration:none;word-break:break-all}
.contact-list li a:hover{color:#8A6D00}
.qr-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;text-align:center}
.qr-box{
  width:168px;max-width:100%;margin:0 auto 14px;padding:8px;
  border:1px solid var(--line);border-radius:14px;background:#FFFDF6;
}
.qr-box img{display:block;width:100%;height:auto}
.qr-card p{font-size:13.5px;color:var(--muted)}

/* 加盟 */
.agent-band{
  background:linear-gradient(135deg,#FFE97A 0%,var(--yellow) 55%,#FFC400 100%);
  border:1.5px solid var(--ink);border-radius:22px;padding:36px 32px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center;
  box-shadow:0 8px 0 rgba(21,23,26,.88);
}
.agent-band h2{margin-top:0}
.agent-band p{color:#3A3E45;font-size:15px}
.agent-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}

/* 页脚 */
.site-footer{background:var(--ink);color:#E9E7E0;margin-top:0;padding:46px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:30px}
.footer-brand .brand-name{color:#fff}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.72);margin-top:14px;max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:12px;font-weight:800}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72);text-decoration:none;transition:color .2s ease}
.footer-col a:hover{color:var(--yellow)}
.footer-bottom{
  margin-top:32px;padding-top:18px;border-top:1px solid rgba(255,255,255,.16);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:rgba(255,255,255,.6);
}
.footer-bottom a{color:var(--yellow);text-decoration:none}

/* 浮动客服 */
.float-help{position:fixed;right:18px;bottom:18px;z-index:90;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.float-btn{
  width:52px;height:52px;border-radius:16px;border:1.5px solid var(--ink);
  background:var(--yellow);color:var(--ink);cursor:pointer;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:800;line-height:1.1;padding:0;
  box-shadow:0 4px 0 var(--ink);transition:transform .18s ease,box-shadow .18s ease;
}
.float-btn:hover{transform:translateY(-2px);box-shadow:0 6px 0 var(--ink)}
.float-panel{
  display:none;width:230px;background:#fff;border:1.5px solid var(--ink);
  border-radius:16px;padding:16px;box-shadow:0 8px 0 rgba(21,23,26,.85);
}
.float-panel.open{display:block;animation:popIn .22s ease}
@keyframes popIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.float-panel .fp-title{font-size:14px;font-weight:800;margin-bottom:10px;color:var(--ink)}
.float-panel p{font-size:12.5px;color:var(--muted);margin:0 0 8px}
.float-panel p b{color:var(--ink)}
#backTop{
  width:46px;height:46px;border-radius:14px;border:1.5px solid var(--ink);
  background:#fff;color:var(--ink);cursor:pointer;font-size:16px;font-weight:800;
  display:none;align-items:center;justify-content:center;
  box-shadow:0 3px 0 rgba(21,23,26,.85);transition:transform .18s ease;
}
#backTop.show{display:flex}
#backTop:hover{transform:translateY(-2px)}

/* 渐入 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.reveal.is-visible{opacity:1;transform:none}

/* 响应式 */
@media (max-width:1080px){
  .nav-toggle{display:flex}
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:#FFFCF2;border-bottom:1px solid rgba(21,23,26,.14);
    padding:10px 20px 18px;box-shadow:0 14px 24px -20px rgba(21,23,26,.6);
  }
  .nav-links a{padding:12px 10px;border-radius:10px;font-size:16px}
  .site-header.nav-open .nav-links{display:flex}
  .hero-inner{grid-template-columns:1fr;gap:32px}
  .hero-sub{max-width:none}
  .compare-layout{grid-template-columns:1fr}
  .form-layout{grid-template-columns:1fr}
  .agent-band{grid-template-columns:1fr;text-align:left}
  .agent-actions{justify-content:flex-start}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(2,1fr)}
  .token-flow{grid-template-columns:repeat(2,1fr)}
  .help-grid{grid-template-columns:1fr}
  .contact-layout{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .section{padding:48px 0}
  .hero{padding:40px 0 32px}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .process{grid-template-columns:1fr}
  .token-flow{grid-template-columns:1fr}
  .demand-form{grid-template-columns:1fr;padding:20px}
  .footer-grid{grid-template-columns:1fr}
  .brand-name{display:none}
  .brand-mark{max-width:110px}
  .agent-band{padding:26px 20px}
  .header-cta{padding:8px 12px;font-size:13px}
  .stats{padding:18px 12px}
  .hero-points{gap:8px 16px}
}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
  html{scroll-behavior:auto}
}