:root{
  --ink:#111327;
  --ink-2:#3b4162;
  --ink-3:#6b7290;
  --violet:#5a2bff;
  --violet-soft:rgba(90,43,255,.08);
  --pink:#ff2f86;
  --cyan:#00b8e6;
  --amber:#ff9f14;
  --line:rgba(17,19,39,.10);
  --radius:18px;
  --container:1180px;
  --shadow-sm:0 4px 16px rgba(17,19,39,.06);
  --shadow-md:0 16px 40px rgba(17,19,39,.11);
}
*{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);
  line-height:1.75;
  font-size:16px;
  background:
    radial-gradient(900px 520px at 6% 0%, #f1e8ff 0%, rgba(241,232,255,0) 62%),
    radial-gradient(820px 480px at 96% 6%, #ffe9f3 0%, rgba(255,233,243,0) 62%),
    radial-gradient(1000px 620px at 50% 46%, #e6f6ff 0%, rgba(230,246,255,0) 60%),
    #fdfcff;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
h1,h2,h3,h4{margin:0;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
a{color:var(--violet)}
.container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 20px;
}
.section{padding:66px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(255,255,255,.72),rgba(246,241,255,.72));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{max-width:780px;margin:0 auto 40px;text-align:center}
.eyebrow{
  display:inline-block;
  padding:5px 15px;
  border-radius:999px;
  font-size:13px;
  font-weight:700;
  letter-spacing:.08em;
  color:var(--violet);
  background:var(--violet-soft);
  border:1px solid rgba(90,43,255,.14);
}
.section-head h2{font-size:clamp(24px,2.9vw,34px);margin:16px 0 12px;font-weight:900}
.section-head p{color:var(--ink-3);font-size:15.5px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;font-size:15px;font-weight:700;
  text-decoration:none;border:1px solid transparent;cursor:pointer;font-family:inherit;
  transition:transform .25s cubic-bezier(.2,.8,.3,1),box-shadow .25s,background .25s,color .25s,border-color .25s;
}
.btn-primary{
  background:linear-gradient(135deg,#5a2bff 0%,#a03dff 46%,#ff2f86 100%);
  color:#fff;
  box-shadow:0 10px 26px rgba(90,43,255,.32);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 36px rgba(90,43,255,.42)}
.btn-primary:active{transform:translateY(-1px) scale(.99)}
.btn-ghost{background:#fff;color:var(--ink);border-color:rgba(90,43,255,.26);box-shadow:var(--shadow-sm)}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--violet);color:var(--violet)}
.btn-lg{padding:14px 30px;font-size:16px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:70px;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);flex:0 0 auto}
.ai-page-logo{width:auto;max-height:38px}
.brand-name{font-weight:900;font-size:17px;letter-spacing:.02em;white-space:nowrap}
.nav{display:flex;align-items:center;gap:20px}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:nowrap}
.nav-links a{
  display:block;padding:9px 11px;font-size:14.5px;font-weight:600;
  color:var(--ink-2);text-decoration:none;border-radius:10px;white-space:nowrap;
  transition:color .2s,background .2s;
}
.nav-links a:hover{color:var(--violet);background:var(--violet-soft)}
.nav-cta{flex:0 0 auto;padding:10px 20px;font-size:14.5px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:#fff;cursor:pointer;align-items:center;justify-content:center;
  flex-direction:column;gap:5px;padding:0;
}
.nav-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);transition:transform .28s,opacity .28s}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.is-open span:nth-child(2){opacity:0}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;padding:74px 0 82px;
  background:
    radial-gradient(760px 420px at 10% 0%, #ece2ff 0%, rgba(236,226,255,0) 66%),
    radial-gradient(660px 420px at 90% 6%, #ffe4f0 0%, rgba(255,228,240,0) 66%),
    radial-gradient(820px 500px at 50% 112%, #e0f6ff 0%, rgba(224,246,255,0) 72%);
}
.hero-bg{position:absolute;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.blob{position:absolute;border-radius:50%;filter:blur(60px);opacity:.5;animation:float 15s ease-in-out infinite}
.blob-1{width:320px;height:320px;left:-70px;top:-40px;background:radial-gradient(circle,#b79bff,#e2d6ff)}
.blob-2{width:260px;height:260px;right:4%;top:10%;background:radial-gradient(circle,#ffa9cd,#ffd9e8);animation-delay:-5s}
.blob-3{width:300px;height:300px;right:24%;bottom:-120px;background:radial-gradient(circle,#9fe4ff,#d9f5ff);animation-delay:-9s}
@keyframes float{
  0%,100%{transform:translate3d(0,0,0) scale(1)}
  50%{transform:translate3d(0,-24px,0) scale(1.07)}
}
.hero-inner{
  position:relative;z-index:1;
  display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);
  gap:46px;align-items:center;
}
.hero-eyebrow{
  display:inline-block;padding:6px 16px;border-radius:999px;font-size:13px;font-weight:700;
  color:#3c1fb8;background:rgba(255,255,255,.75);border:1px solid rgba(90,43,255,.2);
  letter-spacing:.04em;
}
.hero h1{
  font-size:clamp(31px,4.4vw,52px);font-weight:900;margin:18px 0 0;line-height:1.18;
}
.hero h1 span{
  color:var(--violet);
  text-decoration:underline;
  text-decoration-color:rgba(255,159,20,.62);
  text-decoration-thickness:7px;
  text-underline-offset:6px;
}
.hero-sub{margin-top:18px;font-size:16.5px;color:var(--ink-2);max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-tags li{
  padding:7px 14px;border-radius:999px;font-size:13.5px;font-weight:600;
  color:#2b2f52;background:rgba(255,255,255,.8);border:1px solid rgba(17,19,39,.09);
  transition:transform .25s,border-color .25s,color .25s;
}
.hero-tags li:hover{transform:translateY(-3px);border-color:rgba(90,43,255,.4);color:var(--violet)}
.panel-card{
  background:rgba(255,255,255,.88);
  border:1px solid rgba(90,43,255,.16);
  border-radius:22px;padding:24px;
  box-shadow:0 24px 60px rgba(90,43,255,.14);
  backdrop-filter:blur(10px);
}
.panel-title{font-size:14px;font-weight:800;color:#2c1a8f;letter-spacing:.05em}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:14px}
.stat-grid li{
  background:linear-gradient(135deg,rgba(90,43,255,.10),rgba(255,47,134,.08));
  border-radius:14px;padding:14px 14px 12px;
}
.stat-grid strong{display:block;font-size:21px;font-weight:900;color:#2c1a8f;line-height:1.2}
.stat-grid span{font-size:12.8px;color:#5b6183}
.panel-note{margin-top:14px;font-size:13px;color:var(--ink-3);line-height:1.65}

/* ---------- 通用卡片 ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .3s cubic-bezier(.2,.8,.3,1),box-shadow .3s,border-color .3s;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(90,43,255,.26)}
.card h3{font-size:17px;font-weight:800;margin-bottom:9px;display:flex;align-items:flex-start;gap:9px}
.card h3::before{
  content:"";flex:0 0 auto;width:9px;height:9px;border-radius:3px;margin-top:8px;
  background:linear-gradient(135deg,#5a2bff,#a03dff);
}
.card:nth-child(3n+2) h3::before{background:linear-gradient(135deg,#ff2f86,#ff8fbc)}
.card:nth-child(3n+3) h3::before{background:linear-gradient(135deg,#00b8e6,#7fe0ff)}
.card p{color:var(--ink-3);font-size:14.6px}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fit,minmax(258px,1fr));gap:20px;align-items:stretch}

/* ---------- 关于我们 ---------- */
.about-lead{max-width:900px;margin:0 auto 34px;text-align:center;color:var(--ink-2);font-size:16px}
.about-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}

/* ---------- 模型标签云 ---------- */
.model-cloud{margin-top:38px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px;box-shadow:var(--shadow-sm)}
.model-cloud h3{font-size:16px;font-weight:800;margin-bottom:6px}
.model-cloud p{font-size:14px;color:var(--ink-3);margin-bottom:16px}
.cloud-tags{display:flex;flex-wrap:wrap;gap:9px}
.cloud-tags li{
  padding:6px 13px;border-radius:9px;font-size:13.5px;font-weight:600;color:#2f3460;
  background:linear-gradient(135deg,rgba(90,43,255,.07),rgba(0,184,230,.07));
  border:1px solid rgba(90,43,255,.13);
  transition:transform .22s,background .22s,color .22s;
}
.cloud-tags li:hover{transform:translateY(-3px);background:linear-gradient(135deg,rgba(90,43,255,.16),rgba(255,47,134,.14));color:#2a1690}

/* ---------- 一站式制作 ---------- */
.media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.media-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s;
}
.media-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.thumb{background:linear-gradient(135deg,#f3edff,#e6f7ff);overflow:hidden;line-height:0}
.thumb img{width:100%;height:auto;transition:transform .5s ease}
.media-card:hover .thumb img{transform:scale(1.04)}
.media-body{padding:18px 20px 20px}
.media-body h3{font-size:16.5px;font-weight:800;margin-bottom:6px}
.media-body p{font-size:14.3px;color:var(--ink-3)}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.steps li{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:22px 20px;box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.steps li:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(90,43,255,.26)}
.step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:12px;font-weight:900;font-size:15px;color:#fff;
  background:linear-gradient(135deg,#5a2bff,#a03dff);margin-bottom:14px;
  box-shadow:0 8px 18px rgba(90,43,255,.28);
}
.steps li:nth-child(2) .step-no{background:linear-gradient(135deg,#ff2f86,#ff7ab0);box-shadow:0 8px 18px rgba(255,47,134,.26)}
.steps li:nth-child(3) .step-no{background:linear-gradient(135deg,#00b8e6,#66dcff);box-shadow:0 8px 18px rgba(0,184,230,.26)}
.steps li:nth-child(4) .step-no{background:linear-gradient(135deg,#ff9f14,#ffc65c);box-shadow:0 8px 18px rgba(255,159,20,.26)}
.steps h3{font-size:16.5px;font-weight:800;margin-bottom:7px}
.steps p{font-size:14.2px;color:var(--ink-3)}

/* ---------- 案例 ---------- */
.case-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:transform .3s,box-shadow .3s;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md)}
.case-thumb{aspect-ratio:4/3;background:linear-gradient(135deg,#f3edff,#e6f7ff);overflow:hidden}
.case-thumb img{width:100%;height:100%;object-fit:cover;object-position:center;transition:transform .55s ease}
.case-card:hover .case-thumb img{transform:scale(1.05)}
.case-body{padding:18px 20px 20px}
.case-body h3{font-size:16.5px;font-weight:800;margin-bottom:7px}
.case-body p{font-size:14.2px;color:var(--ink-3)}

/* ---------- 用户评价 ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.quote{
  margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s,border-color .3s;
  display:flex;flex-direction:column;gap:16px;
}
.quote:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(90,43,255,.24)}
.quote-text{font-size:14.6px;color:var(--ink-2);line-height:1.8}
.quote figcaption{margin-top:auto;display:flex;flex-direction:column;gap:3px;padding-top:14px;border-top:1px dashed rgba(17,19,39,.12)}
.quote figcaption strong{font-size:14.5px;color:var(--ink)}
.quote figcaption span{font-size:13px;color:var(--ink-3)}

/* ---------- 对比评测 ---------- */
.score-card{
  display:grid;grid-template-columns:auto minmax(0,1fr);gap:30px;align-items:center;
  background:linear-gradient(135deg,rgba(90,43,255,.10),rgba(255,47,134,.09));
  border:1px solid rgba(90,43,255,.2);
  border-radius:22px;padding:28px 30px;margin-bottom:28px;
}
.score-left{text-align:center;padding-right:30px;border-right:1px dashed rgba(90,43,255,.28)}
.score-num{font-size:54px;font-weight:900;line-height:1;color:#2c1a8f}
.score-num small{font-size:18px;font-weight:700;color:#5a2bff}
.stars{display:block;margin-top:8px;font-size:18px;letter-spacing:3px;color:#ff9f14}
.score-left p{font-size:13px;color:#4a4f75;margin-top:6px}
.score-right h3{font-size:19px;font-weight:900;margin-bottom:10px}
.score-right p{font-size:14.8px;color:#3b4162;line-height:1.8}

.table-wrap{
  overflow-x:auto;background:#fff;border:1px solid var(--line);
  border-radius:16px;box-shadow:var(--shadow-sm);
  -webkit-overflow-scrolling:touch;
}
table{width:100%;border-collapse:collapse;min-width:720px}
th,td{padding:14px 18px;text-align:left;font-size:14.4px;border-bottom:1px solid var(--line);vertical-align:top}
thead th{
  background:linear-gradient(135deg,rgba(90,43,255,.12),rgba(255,47,134,.10));
  color:var(--ink);font-weight:800;font-size:14.4px;white-space:nowrap;
}
tbody td:first-child{font-weight:700;color:var(--ink);white-space:nowrap}
tbody td{color:var(--ink-3)}
tbody td:nth-child(2){color:#2c1a8f;font-weight:700;background:rgba(90,43,255,.035)}
tbody tr:hover td{background:rgba(90,43,255,.05)}
tbody tr:hover td:nth-child(2){background:rgba(90,43,255,.09)}
tbody tr:last-child td{border-bottom:none}
.table-note{margin-top:14px;font-size:13px;color:var(--ink-3);text-align:center}

/* ---------- 表单 ---------- */
.form-shell{
  display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:34px;
  background:#fff;border:1px solid var(--line);border-radius:22px;
  padding:32px;box-shadow:var(--shadow-md);
}
.form-intro h3{font-size:20px;font-weight:900;margin-bottom:12px}
.form-intro p{font-size:14.6px;color:var(--ink-3);margin-bottom:18px}
.form-points{display:flex;flex-direction:column;gap:11px}
.form-points li{
  position:relative;padding-left:22px;font-size:14.3px;color:var(--ink-2);
}
.form-points li::before{
  content:"";position:absolute;left:0;top:8px;width:10px;height:10px;border-radius:50%;
  background:linear-gradient(135deg,#5a2bff,#ff2f86);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13.4px;font-weight:700;color:var(--ink-2)}
.field input,.field select,.field textarea{
  font-family:inherit;font-size:15px;color:var(--ink);
  padding:12px 14px;border-radius:12px;border:1px solid rgba(17,19,39,.14);
  background:#fff;width:100%;transition:border-color .2s,box-shadow .2s;
}
.field textarea{min-height:118px;resize:vertical;line-height:1.7}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--violet);box-shadow:0 0 0 4px rgba(90,43,255,.13);
}
.full{grid-column:1/-1}
.form-submit{margin-top:18px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-submit .btn{flex:0 0 auto}
.form-hint{font-size:12.8px;color:var(--ink-3)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;margin:0 auto}
details.faq{
  background:#fff;border:1px solid var(--line);border-radius:14px;
  box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .25s,box-shadow .25s;
}
details.faq[open]{border-color:rgba(90,43,255,.34);box-shadow:0 14px 32px rgba(90,43,255,.12)}
details.faq summary{
  cursor:pointer;list-style:none;padding:16px 20px;font-size:15.4px;font-weight:700;
  display:flex;justify-content:space-between;align-items:flex-start;gap:16px;color:var(--ink);
  transition:color .2s;
}
details.faq summary:hover{color:var(--violet)}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
  content:"+";flex:0 0 auto;font-size:20px;font-weight:700;line-height:1;
  color:var(--violet);transition:transform .28s;
}
details.faq[open] summary::after{transform:rotate(45deg)}
.faq-body{padding:0 20px 18px;font-size:14.5px;color:var(--ink-3);line-height:1.8}

/* ---------- 资讯/文章 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(268px,1fr));gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:10px;
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;
  box-shadow:var(--shadow-sm);text-decoration:none;color:inherit;
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.news-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-md);border-color:rgba(90,43,255,.28)}
.news-tag{
  align-self:flex-start;font-size:12.4px;font-weight:700;color:#2c1a8f;
  background:rgba(90,43,255,.10);border-radius:999px;padding:3px 11px;
}
.news-card h3{font-size:16px;font-weight:800;line-height:1.5}
.news-card p{font-size:13.9px;color:var(--ink-3)}
.news-more{margin-top:auto;font-size:13.4px;font-weight:700;color:var(--violet)}

/* ---------- 加盟 ---------- */
.join-band{
  background:linear-gradient(120deg,#4a1fe0 0%,#7b35ff 42%,#ff2f86 100%);
  border-radius:24px;padding:42px 36px;color:#fff;
  display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;
  box-shadow:0 26px 60px rgba(90,43,255,.32);
}
.join-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;margin-bottom:12px;color:#fff}
.join-band p{font-size:15px;color:rgba(255,255,255,.92);max-width:640px}
.join-band .btn{background:#fff;color:#3c1fb8;box-shadow:0 12px 28px rgba(0,0,0,.18)}
.join-band .btn:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(0,0,0,.24)}

/* ---------- 联系我们 ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:28px;align-items:start}
.contact-list{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-item{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;
  box-shadow:var(--shadow-sm);transition:transform .28s,box-shadow .28s,border-color .28s;
}
.contact-item:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(90,43,255,.24)}
.contact-item dt{font-size:12.8px;font-weight:700;color:var(--ink-3);letter-spacing:.04em;margin-bottom:5px}
.contact-item dd{margin:0;font-size:15px;font-weight:700;color:var(--ink);word-break:break-all}
.contact-item dd a{color:var(--violet);text-decoration:none}
.contact-item dd a:hover{text-decoration:underline}
.qr-card{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;
  text-align:center;box-shadow:var(--shadow-sm);
}
.qr-card img{
  width:100%;max-width:220px;margin:0 auto 14px;border-radius:12px;
  border:1px solid rgba(17,19,39,.08);background:#f7f8ff;
}
.qr-card p{font-size:14px;font-weight:700;color:var(--ink)}
.qr-card span{display:block;margin-top:6px;font-size:13px;color:var(--ink-3)}

/* ---------- 页脚 ---------- */
.site-footer{background:#0f1128;color:#c3c8e6;padding:44px 0 26px;margin-top:0}
.footer-top{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.8fr);gap:34px}
.footer-name{font-size:18px;font-weight:900;color:#fff;margin-bottom:10px}
.footer-desc{font-size:14px;color:#a9b0d4;max-width:520px;line-height:1.8}
.footer-title{font-size:14px;font-weight:800;color:#fff;margin-bottom:12px}
.footer-links ul{display:flex;flex-wrap:wrap;gap:10px 18px}
.footer-links a{font-size:13.8px;color:#b9c0e8;text-decoration:none;transition:color .2s}
.footer-links a:hover{color:#fff}
.footer-bottom{
  margin-top:28px;padding-top:18px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#8b93bd;
}
.footer-bottom a{color:#c3c8e6;text-decoration:none}
.footer-bottom a:hover{color:#fff}

/* ---------- 浮动客服 ---------- */
.float-cs{position:fixed;right:18px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:10px;align-items:flex-end}
.float-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:11px 16px;border-radius:999px;border:none;cursor:pointer;
  font-family:inherit;font-size:13.6px;font-weight:700;color:#fff;
  background:linear-gradient(135deg,#5a2bff,#ff2f86);
  box-shadow:0 12px 26px rgba(90,43,255,.34);
  transition:transform .25s,box-shadow .25s;
}
.float-btn:hover{transform:translateY(-3px);box-shadow:0 18px 32px rgba(90,43,255,.44)}
.float-btn.ghost{background:#fff;color:#2c1a8f;border:1px solid rgba(90,43,255,.22);box-shadow:var(--shadow-sm)}
.qr-pop{
  position:absolute;right:0;bottom:calc(100% + 12px);
  width:216px;padding:14px;border-radius:16px;background:#fff;
  border:1px solid var(--line);box-shadow:0 22px 48px rgba(17,19,39,.18);
  text-align:center;
}
.qr-pop[hidden]{display:none}
.qr-pop img{width:100%;border-radius:10px;background:#f7f8ff}
.qr-pop p{font-size:13px;color:var(--ink-2);margin-top:10px;font-weight:700}
.float-wrap{position:relative}

/* ---------- 动效 ---------- */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.3,1)}
.reveal.visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .blob{animation:none}
  html{scroll-behavior:auto}
  .btn:hover,.card:hover,.media-card:hover,.case-card:hover,.quote:hover,.news-card:hover,.steps li:hover,.contact-item:hover,.float-btn:hover{transform:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1150px){
  .nav-toggle{display:inline-flex}
  .nav{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:8px;
    background:#fff;border:1px solid var(--line);border-top:none;
    border-radius:0 0 18px 18px;padding:12px 18px 18px;
    box-shadow:0 22px 46px rgba(17,19,39,.14);
    display:none;
  }
  .nav.open{display:flex}
  .nav-links{flex-direction:column;align-items:stretch;gap:0}
  .nav-links a{padding:12px 8px;font-size:15px;border-radius:9px}
  .nav-cta{margin-top:10px;width:100%}
}
@media (max-width:980px){
  .hero-inner{grid-template-columns:minmax(0,1fr);gap:34px}
  .hero{padding:56px 0 62px}
  .case-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .quote-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .form-shell{grid-template-columns:minmax(0,1fr);gap:26px}
  .contact-grid{grid-template-columns:minmax(0,1fr)}
  .score-card{grid-template-columns:minmax(0,1fr);gap:20px;text-align:left}
  .score-left{border-right:none;border-bottom:1px dashed rgba(90,43,255,.28);padding:0 0 18px}
  .join-band{grid-template-columns:minmax(0,1fr);padding:34px 26px}
  .join-band .btn{align-self:flex-start}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:24px}
}
@media (max-width:720px){
  .section{padding:52px 0}
  .section-head{margin-bottom:30px}
  .media-grid{grid-template-columns:minmax(0,1fr)}
  .case-grid{grid-template-columns:minmax(0,1fr)}
  .quote-grid{grid-template-columns:minmax(0,1fr)}
  .steps{grid-template-columns:minmax(0,1fr)}
  .form-grid{grid-template-columns:minmax(0,1fr)}
  .contact-list{grid-template-columns:minmax(0,1fr)}
  .form-shell{padding:22px}
  .hero-tags li{font-size:13px}
  .float-cs{right:12px;bottom:14px}
  .float-btn{font-size:12.8px;padding:10px 14px}
  .qr-pop{width:190px}
  .footer-bottom{flex-direction:column;gap:6px}
}

.reveal{opacity:1;transform:none}