/* ===== 智伴科技 官网样式 ===== */
:root{
  --g900:#07382C;
  --g800:#0A4636;
  --g700:#0E5A46;
  --g500:#12A06B;
  --g400:#00C97B;
  --g050:#EEF8F3;

  --b600:#0B5CF5;
  --b500:#2E7BFF;
  --b050:#EEF4FF;

  --gold:#B4832A;
  --gold-bg:#FBF5E9;

  --ink:#0F1F19;
  --t1:#1C2B25;
  --t2:#4A5A54;
  --t3:#7C8A84;
  --line:#E3E9E5;
  --line2:#EFF3F0;
  --paper:#F7F9F7;
  --white:#FFFFFF;

  --r:14px;
  --shadow:0 1px 2px rgba(12,40,32,.04),0 8px 28px -12px rgba(12,40,32,.14);
  --maxw:1160px;
  --font:'Inter','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font);color:var(--t1);background:var(--white);
  font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button{font-family:inherit}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 28px}
.narrow{max-width:900px;margin:0 auto;padding:0 28px}

/* ---------- 导航 ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line2);
}
.nav-in{max-width:var(--maxw);margin:0 auto;padding:0 28px;height:72px;
  display:flex;align-items:center;justify-content:space-between;gap:32px}
.nav-logo img{height:34px;width:auto}
.nav-menu{display:flex;align-items:center;gap:34px;margin-left:auto}
.nav-menu a{font-size:15px;color:var(--t2);font-weight:500;letter-spacing:.01em;
  padding:6px 0;position:relative;transition:color .18s}
.nav-menu a:hover{color:var(--g700)}
.nav-menu a.on{color:var(--ink);font-weight:600}
.nav-menu a.on::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--g400);border-radius:2px}
.nav-cta{flex:none}

/* ---------- 按钮 ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:10px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s;white-space:nowrap}
.btn-primary{background:var(--g700);color:#fff;
  box-shadow:0 6px 16px -8px rgba(14,90,70,.7)}
.btn-primary:hover{background:var(--g800);transform:translateY(-1px);
  box-shadow:0 10px 22px -10px rgba(14,90,70,.7)}
.btn-accent{background:var(--g400);color:#06301F;
  box-shadow:0 8px 22px -10px rgba(0,201,123,.9)}
.btn-accent:hover{background:#0AD98A;transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--g700);border-color:#CBD8D1}
.btn-ghost:hover{border-color:var(--g700);background:var(--g050)}
.btn-light{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-light:hover{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.5)}
.btn-sm{height:40px;padding:0 18px;font-size:14px;border-radius:9px}
.btn-lg{height:52px;padding:0 28px;font-size:16px}

/* ---------- 通用标题 ---------- */
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  letter-spacing:.08em;color:var(--g700)}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--g400);border-radius:2px}
.eyebrow.light{color:rgba(255,255,255,.72)}
.eyebrow.light::before{background:var(--g400)}
.h1{font-size:clamp(30px,4.2vw,52px);line-height:1.18;letter-spacing:-.02em;font-weight:800}
.h2{font-size:clamp(24px,3vw,36px);line-height:1.28;letter-spacing:-.015em;font-weight:800}
.h3{font-size:19px;line-height:1.45;font-weight:700;letter-spacing:-.005em}
.lead{font-size:17px;line-height:1.85;color:var(--t2)}
.sec{padding:96px 0}
.sec-sm{padding:72px 0}
.sec-head{max-width:720px;margin-bottom:52px}
.sec-head .h2{margin:14px 0 16px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head.center .eyebrow{justify-content:center}
.bg-paper{background:var(--paper)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--g900);color:#fff;overflow:hidden;
  padding:104px 0 0}
.hero::before{content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 480px at 78% 8%,rgba(0,201,123,.20),transparent 62%),
    radial-gradient(700px 420px at 8% 92%,rgba(11,92,245,.18),transparent 66%);
  pointer-events:none}
.hero::after{content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 78%);
  -webkit-mask-image:linear-gradient(to bottom,rgba(0,0,0,.9),transparent 78%)}
.hero-in{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero .h1{color:#fff;margin:18px 0 22px}
.hero .h1 em{font-style:normal;color:var(--g400);position:relative}
.hero-sub{font-size:17.5px;line-height:1.9;color:rgba(255,255,255,.8);max-width:590px;
  text-wrap:pretty;word-break:normal}
.hero-act{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13.5px;color:rgba(255,255,255,.5)}
.hero-proof{display:flex;gap:44px;margin-top:52px;padding-top:26px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.13)}
.hp .n{font-size:26px;font-weight:800;letter-spacing:-.02em;color:#fff}
.hp .n span{color:var(--g400)}
.hp .l{font-size:13px;color:rgba(255,255,255,.6);margin-top:2px}

/* Hero 右侧卡片 */
.hero-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);
  border-radius:18px;padding:22px;backdrop-filter:blur(6px)}
.hc-head{display:flex;align-items:center;justify-content:space-between;
  padding-bottom:14px;border-bottom:1px solid rgba(255,255,255,.1)}
.hc-head .t{font-size:13px;color:rgba(255,255,255,.62);letter-spacing:.06em}
.hc-head .dot{width:8px;height:8px;border-radius:50%;background:var(--g400);
  box-shadow:0 0 0 4px rgba(0,201,123,.16)}
.hc-row{display:flex;align-items:flex-start;gap:12px;padding:14px 0;
  border-bottom:1px solid rgba(255,255,255,.07)}
.hc-row:last-child{border-bottom:none;padding-bottom:2px}
.hc-step{flex:none;width:26px;height:26px;border-radius:8px;background:rgba(0,201,123,.16);
  color:var(--g400);font-size:12px;font-weight:800;display:flex;align-items:center;
  justify-content:center;margin-top:2px}
.hc-row:nth-child(4) .hc-step{background:rgba(11,92,245,.2);color:#7FAEFF}
.hc-t{font-size:14.5px;font-weight:600;color:#fff;line-height:1.5}
.hc-d{font-size:12.8px;color:rgba(255,255,255,.64);margin-top:3px;line-height:1.65}
.hero-band{position:relative;z-index:2;margin-top:72px;background:rgba(255,255,255,.04);
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0}
.hero-band .in{display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.62)}
.hero-band b{color:#fff;font-weight:600}
.hero-band .sep{width:1px;height:14px;background:rgba(255,255,255,.18)}

/* ---------- 价值卡 ---------- */
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.vcard{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:26px 24px 28px;transition:all .22s;position:relative;overflow:hidden}
.vcard:hover{border-color:#C9DDD3;box-shadow:var(--shadow);transform:translateY(-3px)}
.vcard::after{content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--g400),var(--b600));transition:width .3s}
.vcard:hover::after{width:100%}
.vcard .ic{width:42px;height:42px;border-radius:11px;background:var(--g050);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.vcard .ic svg{width:21px;height:21px;stroke:var(--g700);fill:none;stroke-width:1.7;
  stroke-linecap:round;stroke-linejoin:round}
.vcard:nth-child(2) .ic{background:var(--b050)}
.vcard:nth-child(2) .ic svg{stroke:var(--b600)}
.vcard .h3{font-size:16.5px;margin-bottom:8px}
.vcard p{font-size:14px;color:var(--t2);line-height:1.75}

/* ---------- 业务项 ---------- */
.svc{border-top:1px solid var(--line)}
.svc-item{display:grid;grid-template-columns:56px 1fr 300px;gap:32px;
  padding:38px 0;border-bottom:1px solid var(--line);align-items:start;
  transition:background .2s}
.svc-item:hover{background:linear-gradient(90deg,var(--g050),transparent 60%)}
.svc-no{font-size:14px;font-weight:800;color:var(--g400);letter-spacing:.04em;padding-top:5px}
.svc-main .h3{font-size:21px;margin-bottom:10px}
.svc-main .desc{font-size:15px;color:var(--t2);line-height:1.8;max-width:640px}
.svc-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.tag{font-size:12.5px;padding:4px 11px;border-radius:20px;background:var(--g050);
  color:var(--g700);border:1px solid #D6EBE0;font-weight:500}
.tag.blue{background:var(--b050);color:#0B4BC4;border-color:#D8E5FF}
.svc-side{background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:16px 18px;font-size:13.5px}
.svc-side .r{display:flex;gap:10px;padding:5px 0;color:var(--t2)}
.svc-side .r .k{color:var(--t3);flex:none;width:44px}
.svc-side .r .v{color:var(--t1);font-weight:600}

/* ---------- 流程 ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative;margin-top:8px}
.flow-item{position:relative;padding:0 18px}
.flow-item::before{content:"";position:absolute;top:23px;left:calc(50% + 30px);right:-30px;
  height:1px;background:linear-gradient(90deg,#CFE3D8,#E8EEEA)}
.flow-item:last-child::before{display:none}
.flow-dot{width:46px;height:46px;border-radius:50%;background:#fff;border:1.5px solid #CBE0D5;
  display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:800;
  color:var(--g700);margin:0 auto 18px;position:relative;z-index:2}
.flow-item:first-child .flow-dot{background:var(--g700);color:#fff;border-color:var(--g700)}
.flow-t{text-align:center;font-size:16.5px;font-weight:700;margin-bottom:7px}
.flow-d{text-align:center;font-size:13.5px;color:var(--t2);line-height:1.75;
  min-height:3.5em;max-width:230px;margin:0 auto;text-wrap:pretty}
.flow-out{text-align:center;font-size:12px;color:var(--b600);margin-top:10px;font-weight:600}

/* ---------- 优势（对比） ---------- */
.adv{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden}
.adv-col{padding:0}
.adv-head{padding:16px 26px;font-size:14px;font-weight:700;letter-spacing:.02em}
.adv-col.bad .adv-head{background:#FAFAF9;color:var(--t3);border-bottom:1px solid var(--line)}
.adv-col.good .adv-head{background:var(--g900);color:#fff;border-bottom:1px solid var(--g900)}
.adv-col.good .adv-head span{color:var(--g400);margin-left:8px;font-size:12px;font-weight:600}
.adv-col ul{list-style:none}
.adv-col li{padding:18px 26px;border-bottom:1px solid var(--line2);font-size:14.5px;
  line-height:1.72;color:var(--t2);display:flex;gap:11px;align-items:flex-start}
.adv-col li:last-child{border-bottom:none}
.adv-col.good li{color:var(--t1);background:#fff}
.adv-col.bad li .m{color:#C25B4A;flex:none;font-weight:700;margin-top:1px}
.adv-col.good li .m{color:var(--g500);flex:none;font-weight:700;margin-top:1px}

/* ---------- 优势列表（5条） ---------- */
.advlist{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.advlist .it{background:#fff;padding:28px 26px;display:flex;gap:16px}
.advlist .it:last-child{grid-column:1/-1}
.advlist .n{flex:none;width:34px;height:34px;border-radius:9px;background:var(--g050);
  color:var(--g700);font-size:13px;font-weight:800;display:flex;align-items:center;justify-content:center}
.advlist .h{font-size:16px;font-weight:700;margin-bottom:6px}
.advlist .p{font-size:14px;color:var(--t2);line-height:1.78}

/* ---------- 信任 ---------- */
.logo-wall{display:grid;grid-template-columns:repeat(6,1fr);gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:12px;overflow:hidden}
.logo-wall .cell{background:#fff;height:88px;display:flex;align-items:center;
  justify-content:center}
.logo-wall .cell::before{content:"";width:104px;height:26px;border-radius:5px;
  background:linear-gradient(90deg,#EDF2EE,#F4F7F5 50%,#EDF2EE)}
.quote-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);
  padding:28px;display:flex;flex-direction:column;gap:18px}
.quote-card .q{font-size:15.5px;line-height:1.85;color:var(--t1)}
.quote-card .who{display:flex;align-items:center;gap:12px;font-size:13.5px;color:var(--t3)}
.quote-card .av{width:38px;height:38px;border-radius:50%;background:var(--g050);
  border:1px solid var(--line)}

/* ---------- 对比/指标 ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{padding:24px;background:#fff;border:1px solid var(--line);border-radius:12px}
.metric .n{font-size:28px;font-weight:800;letter-spacing:-.02em;color:var(--g700)}
.metric .n i{font-style:normal;font-size:18px;font-weight:700;margin-left:3px;
  color:var(--t3)}
.metric .l{font-size:13.5px;color:var(--t2);margin-top:4px}

/* ---------- 文章式（关于我们） ---------- */
.story{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}
.story p{font-size:16px;line-height:1.95;color:var(--t2);margin-bottom:18px}
.story p strong{color:var(--t1);font-weight:700}
.story .pull{border-left:3px solid var(--g400);padding:4px 0 4px 20px;
  font-size:17px;line-height:1.8;color:var(--t1);font-weight:600;margin:26px 0}

.team{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.member{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff}
.member .ph{height:180px;background:
  linear-gradient(135deg,#F0F5F2,#E7EFEA);display:flex;align-items:center;
  justify-content:center;color:#B9C7C0;font-size:12.5px;letter-spacing:.1em}
.member .info{padding:18px 20px}
.member .nm{font-size:15.5px;font-weight:700}
.member .role{font-size:13px;color:var(--g700);margin-top:2px}
.member .bio{font-size:13px;color:var(--t3);margin-top:8px;line-height:1.7}

/* ---------- 联系 ---------- */
.contact{display:grid;grid-template-columns:1fr 460px;gap:64px;align-items:start}
.form{background:#fff;border:1px solid var(--line);border-radius:16px;padding:32px;
  box-shadow:var(--shadow)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--t1);margin-bottom:7px}
.field label .req{color:#C25B4A;margin-left:3px}
.field input,.field select,.field textarea{
  width:100%;height:46px;padding:0 14px;border:1px solid var(--line);border-radius:9px;
  font-size:14.5px;font-family:inherit;color:var(--t1);background:#fff;
  transition:border-color .18s,box-shadow .18s;outline:none}
.field textarea{height:96px;padding:12px 14px;resize:vertical;line-height:1.65}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--g500);box-shadow:0 0 0 3px rgba(18,160,107,.12)}
.field input::placeholder,.field textarea::placeholder{color:#B6C1BC}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form .btn{width:100%;margin-top:6px}
.form-tip{font-size:12.5px;color:var(--t3);text-align:center;margin-top:14px;line-height:1.7}
.form-ok{display:none;text-align:center;padding:40px 20px}
.form-ok.show{display:block}
.form-ok .ic{width:52px;height:52px;border-radius:50%;background:var(--g050);
  color:var(--g500);display:flex;align-items:center;justify-content:center;
  margin:0 auto 16px;font-size:24px}

.qr-box{background:var(--paper);border:1px solid var(--line);border-radius:14px;
  padding:26px;text-align:center;margin-bottom:16px}
.qr-slot{width:170px;height:170px;margin:0 auto 16px;border-radius:12px;background:#fff;
  border:1px dashed #C9D6CF;display:flex;align-items:center;justify-content:center;
  color:#A9B8B1;font-size:12.5px;line-height:1.6;text-align:center;padding:14px}
.qr-box .t{font-size:15px;font-weight:700;margin-bottom:4px}
.qr-box .d{font-size:13px;color:var(--t2);line-height:1.7}

.contact-list{margin-top:26px}
.contact-list .r{display:flex;gap:12px;padding:13px 0;border-bottom:1px solid var(--line2);
  font-size:14px}
.contact-list .r .k{color:var(--t3);width:76px;flex:none}
.contact-list .r .v{color:var(--t1);font-weight:500}
.contact-list .r .v.muted{color:var(--t3);font-weight:400}

/* ---------- CTA 条 ---------- */
.cta-bar{background:var(--g900);color:#fff;position:relative;overflow:hidden;
  padding:76px 0}
.cta-bar::before{content:"";position:absolute;inset:0;
  background:radial-gradient(720px 320px at 82% 50%,rgba(0,201,123,.2),transparent 62%)}
.cta-in{position:relative;z-index:2;display:flex;align-items:center;
  justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-in .h2{color:#fff;max-width:640px}
.cta-in .p{color:rgba(255,255,255,.66);margin-top:10px;font-size:15.5px}

/* ---------- 页脚 ---------- */
.foot{background:#052A21;color:rgba(255,255,255,.6);padding:56px 0 28px;font-size:13.5px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot .logo{height:30px;margin-bottom:16px;opacity:.95}
.foot .desc{max-width:320px;line-height:1.85;color:rgba(255,255,255,.5)}
.foot h4{color:#fff;font-size:13.5px;font-weight:700;margin-bottom:14px;
  letter-spacing:.04em}
.foot ul{list-style:none;display:flex;flex-direction:column;gap:9px}
.foot ul a:hover{color:var(--g400)}
.foot-bot{display:flex;justify-content:space-between;gap:20px;padding-top:22px;
  flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.58)}
.foot-bot a:hover{color:rgba(255,255,255,.75)}

/* ---------- 页面头部（内页） ---------- */
.page-head{background:var(--g900);color:#fff;padding:56px 0 64px;position:relative;overflow:hidden}
.page-head::before{content:"";position:absolute;inset:0;
  background:radial-gradient(700px 320px at 85% 10%,rgba(0,201,123,.16),transparent 64%)}
.page-head .in{position:relative;z-index:2}
.page-head .h1{color:#fff;margin:16px 0 16px;font-size:clamp(28px,3.4vw,44px)}
.page-head .lead{color:rgba(255,255,255,.72);max-width:660px;font-size:16.5px}
.crumb{font-size:13px;color:rgba(255,255,255,.45)}
.crumb a:hover{color:rgba(255,255,255,.8)}

/* ---------- 响应式 ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:44px}
  .hero-card{max-width:560px}
  .cards4{grid-template-columns:repeat(2,1fr)}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .svc-item{grid-template-columns:44px 1fr;gap:20px}
  .svc-side{grid-column:2}
  .story{grid-template-columns:1fr;gap:36px}
  .contact{grid-template-columns:1fr;gap:40px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .logo-wall{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:820px){
  html,body{overflow-x:hidden}
  .nav-menu{display:none}
  .cards4{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr;gap:28px}
  .hero-card{max-width:100%}
  .hero-band .in{gap:8px 12px}
  .hero-band .sep{display:none}
  .sec-head{margin-bottom:32px}
  .sec{padding:64px 0}
  .hero{padding-top:64px}
  .adv{grid-template-columns:1fr}
  .advlist{grid-template-columns:1fr}
  .advlist .it:last-child{grid-column:auto}
  .flow{grid-template-columns:1fr;gap:26px}
  .flow-item::before{display:none}
  .team{grid-template-columns:1fr}
  .hero-proof{gap:20px 28px;margin-top:36px}
  .hp .n{font-size:22px}
  .f2{grid-template-columns:1fr}
}

/* 占位标记（上线前删除） */
.todo{font-size:12.5px;color:#A0ABA5;font-style:normal}

/* ---------- 服务清单要点列表 ---------- */
.plist{list-style:none;margin:16px 0 0;display:grid;gap:9px}
.plist li{font-size:14px;color:var(--t2);line-height:1.72;padding-left:18px;position:relative}
.plist li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:6px;
  border-radius:50%;background:var(--g400);opacity:.85}
.plist li b{color:var(--t1);font-weight:700}

/* ---------- 表单成功后的摘要框 ---------- */
.copy-box{margin-top:22px;text-align:left;background:var(--paper);border:1px solid var(--line);
  border-radius:12px;padding:18px 20px}
.copy-t{font-size:13px;color:var(--t2);margin-bottom:10px}
.copy-pre{font-family:var(--font);font-size:13.5px;line-height:1.85;color:var(--t1);
  background:#fff;border:1px solid var(--line2);border-radius:8px;
  padding:12px 14px;white-space:pre-wrap;word-break:break-all;margin-bottom:12px}

/* 企微二维码 */
.qr-img{width:170px;height:170px;margin:0 auto 16px;border-radius:10px;display:block;
  border:1px solid var(--line)}

/* 页脚地址换行控制 */
.foot .addr{font-size:12.5px;line-height:1.7;color:rgba(255,255,255,.5)}

/* 隐私同意勾选 */
.agree{display:flex;gap:9px;align-items:flex-start;font-size:13px;color:var(--t2);
  margin:2px 0 18px;line-height:1.65;cursor:pointer;text-align:left}
.agree input{width:16px;height:16px;margin:2px 0 0;flex:none;cursor:pointer;
  accent-color:var(--g700)}
.agree a{color:var(--g700);text-decoration:underline}
.agree.err{color:#C25B4A}
.agree.err input{outline:2px solid #C25B4A;outline-offset:2px;border-radius:3px}

/* 隐私政策正文 */
.legal{max-width:780px;font-size:13.5px;line-height:1.9;color:var(--t2)}
.legal h3{font-size:14.5px;font-weight:700;color:var(--t1);margin:24px 0 7px;
  letter-spacing:.01em}
.legal h3:first-child{margin-top:0}
.legal p{margin:0 0 13px}
.legal p:last-child{margin-bottom:0}
.legal a{color:var(--g700);text-decoration:underline}
@media (max-width:820px){.legal{font-size:13px;line-height:1.85}}

/* ===== 联系我们区（单列） ===== */
.contact-solo{grid-template-columns:1fr}
.contact-inner{max-width:780px}
.contact-grid{display:grid;grid-template-columns:240px 1fr;gap:44px;align-items:start}

/* ===== 移动端精修 ===== */
@media (max-width:820px){
  .wrap{padding:0 20px}
  .nav-in{padding:0 20px;height:64px}
  .nav-logo img{height:30px}
  .nav-cta{height:38px;padding:0 14px;font-size:13.5px}
  .hero{padding-top:56px}
  .h1{font-size:29px;line-height:1.28}
  .h2{font-size:23px;line-height:1.34}
  .lead{font-size:15.5px;line-height:1.85}
  .hero-sub{font-size:15.5px;line-height:1.85}
  .hero-act{gap:12px;margin-top:28px}
  .hero-act .btn{flex:1 1 140px;justify-content:center}
  .hero-proof{margin-top:32px;padding-top:22px;gap:18px 34px}
  .hp .n{font-size:21px}
  .hc-row{padding:13px 0}
  .sec{padding:56px 0}
  .sec-sm{padding:48px 0}
  .sec-head{margin-bottom:28px}
  .vcard{padding:22px 20px 24px}
  .metric{padding:18px 16px}
  .metric .n{font-size:24px}
  .svc-item{padding:26px 0;gap:14px}
  .svc-main .h3{font-size:18px}
  .svc-main .desc,.plist li{font-size:13.5px}
  .svc-side{padding:14px 16px;font-size:12.5px}
  .flow-item{padding:0}
  .adv-col li,.advlist .it{padding:18px}
  .cta-bar{padding:52px 0}
  .cta-in .h2{font-size:22px}
  .foot{padding:40px 0 24px}
  .foot-grid{gap:24px;padding-bottom:26px}
  .foot-bot{font-size:12px;gap:6px}
  .contact-grid{grid-template-columns:1fr;gap:24px}
  .qr-box{padding:22px 18px}
  .qr-img{width:150px;height:150px}
  .contact-list .r{font-size:13.5px;gap:10px}
  .contact-list .r .k{width:64px}
  .page-head{padding:40px 0 44px}
  .page-head .h1{font-size:26px}
  .page-head .lead{font-size:15px}
  .btn-lg{height:48px;font-size:15px}
}
@media (max-width:420px){
  .h1{font-size:26px}
  .hero-proof{gap:14px 26px}
  .hp .n{font-size:19px}
  .qr-img{width:138px;height:138px}
}

/* ===== 通栏深色主张带 ===== */
.band-dark{position:relative;background:var(--g900);color:#fff;padding:92px 0;overflow:hidden}
.band-dark::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(760px 360px at 78% 12%,rgba(0,201,123,.18),transparent 64%)}
.band-dark .wrap{position:relative;z-index:2}
.band-huge{font-size:clamp(32px,4.6vw,56px);font-weight:800;line-height:1.18;
  letter-spacing:-.025em;margin-top:20px}
.band-lead{color:rgba(255,255,255,.72);font-size:16px;line-height:1.9;
  max-width:600px;margin-top:22px}
.band-points{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;
  margin-top:54px;padding-top:36px;border-top:1px solid rgba(255,255,255,.14)}
.band-points .n{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--g400)}
.band-points .t{font-size:16.5px;font-weight:700;margin-top:9px;color:#fff}
.band-points .d{font-size:13.5px;color:rgba(255,255,255,.62);margin-top:7px;line-height:1.78}

/* ===== 服务预览：1 主 3 次 ===== */
.svc-hero{position:relative;background:var(--g900);color:#fff;border-radius:18px;
  padding:42px 46px 44px;overflow:hidden}
.svc-hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 300px at 88% 6%,rgba(0,201,123,.2),transparent 62%)}
.svc-hero>*{position:relative;z-index:2}
.svc-hero-tag{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.06em;
  color:#06301F;background:var(--g400);padding:5px 13px;border-radius:20px}
.svc-hero h3{font-size:clamp(22px,2.4vw,28px);font-weight:800;letter-spacing:-.015em;
  color:#fff;margin:18px 0 12px}
.svc-hero p{color:rgba(255,255,255,.74);font-size:15px;line-height:1.88;max-width:700px}
.svc-hero-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;
  margin:30px 0 32px;padding-top:26px;border-top:1px solid rgba(255,255,255,.15)}
.svc-hero-meta .k{display:block;font-size:12px;color:rgba(255,255,255,.48)}
.svc-hero-meta .v{display:block;font-size:15px;font-weight:600;color:#fff;margin-top:5px}

.svc-minor{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:18px}
.mini{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
  border-radius:14px;padding:26px 24px 24px;transition:all .22s}
.mini:hover{border-color:#C9DDD3;box-shadow:var(--shadow);transform:translateY(-3px)}
.mini-t{font-size:16.5px;font-weight:700;color:var(--t1);line-height:1.4}
.mini p{font-size:13.5px;color:var(--t2);line-height:1.78;margin:10px 0 16px;flex:1}
.mini-m{font-size:12.5px;color:var(--g700);font-weight:600}

@media (max-width:1080px){
  .svc-minor{grid-template-columns:1fr}
  .band-points{gap:26px}
}
@media (max-width:820px){
  .band-dark{padding:60px 0}
  .band-huge{font-size:29px;line-height:1.26}
  .band-lead{font-size:14.5px;margin-top:16px}
  .band-points{grid-template-columns:1fr;gap:0;margin-top:34px;padding-top:8px}
  .band-points .p{padding:18px 0;border-bottom:1px solid rgba(255,255,255,.1)}
  .band-points .p:last-child{border-bottom:none}
  .band-points .t{font-size:15.5px}
  .svc-hero{padding:30px 24px 32px;border-radius:14px}
  .svc-hero h3{font-size:20px;margin:15px 0 10px}
  .svc-hero p{font-size:14px}
  .svc-hero-meta{grid-template-columns:1fr 1fr;gap:18px;margin:24px 0 26px;padding-top:20px}
  .svc-hero-meta .v{font-size:14px}
  .mini{padding:22px 20px}
}

/* ===== 滚动动效 ===== */
.reveal{opacity:0;transform:translateY(14px);
  transition:opacity .4s cubic-bezier(.22,.61,.36,1),
             transform .4s cubic-bezier(.22,.61,.36,1);
  will-change:opacity,transform}
.reveal.in{opacity:1;transform:translateY(0)}
.reveal.d1{transition-delay:.08s}
.reveal.d2{transition-delay:.16s}
.reveal.d3{transition-delay:.24s}
.reveal.d4{transition-delay:.32s}

/* 系统开启「减弱动态效果」时全部关闭 */
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none !important}
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* ===== 首屏入场（纯 CSS，加载即播放） ===== */
@keyframes fadeUp{from{opacity:0;transform:translateY(16px)}to{opacity:1;transform:none}}
.hero .eyebrow{animation:fadeUp .34s cubic-bezier(.22,.61,.36,1) 0s both}
.hero .h1{animation:fadeUp .38s cubic-bezier(.22,.61,.36,1) .02s both}
.hero-sub{animation:fadeUp .38s cubic-bezier(.22,.61,.36,1) .06s both}
.hero-act{animation:fadeUp .38s cubic-bezier(.22,.61,.36,1) .1s both}
.hero-note{animation:fadeUp .38s cubic-bezier(.22,.61,.36,1) .13s both}
.hero-card{animation:fadeUp .42s cubic-bezier(.22,.61,.36,1) .08s both}
.hero-band .in{animation:fadeUp .42s cubic-bezier(.22,.61,.36,1) .15s both}

@media (prefers-reduced-motion: reduce){
  .hero .eyebrow,.hero .h1,.hero-sub,.hero-act,.hero-note,.hero-card,.hero-band .in{
    animation:none !important;opacity:1 !important;transform:none !important}
}

/* ===== 移动端汉堡菜单 ===== */
.nav-burger{display:none;width:44px;height:44px;padding:0;border:none;background:none;
  cursor:pointer;flex:none;align-items:center;justify-content:center;border-radius:9px;
  -webkit-tap-highlight-color:transparent}
.nav-burger:active{background:var(--g50)}
.nav-burger span{display:block;width:20px;height:2px;background:var(--t1);border-radius:2px;
  position:relative;transition:background .18s}
.nav-burger span::before,.nav-burger span::after{content:"";position:absolute;left:0;
  width:20px;height:2px;background:var(--t1);border-radius:2px;
  transition:transform .26s cubic-bezier(.22,.61,.36,1),top .26s}
.nav-burger span::before{top:-6px}
.nav-burger span::after{top:6px}
.nav-burger.open span{background:transparent}
.nav-burger.open span::before{top:0;transform:rotate(45deg)}
.nav-burger.open span::after{top:0;transform:rotate(-45deg)}

.nav-drawer{display:none;position:absolute;top:100%;left:0;right:0;
  background:#fff;border-bottom:1px solid var(--line2);
  box-shadow:0 12px 28px rgba(12,40,32,.1);
  padding:6px 0 14px;z-index:99}
.nav-drawer.open{display:block;animation:drawerIn .22s cubic-bezier(.22,.61,.36,1) both}
@keyframes drawerIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.nav-drawer a{display:flex;align-items:center;justify-content:space-between;
  padding:15px 20px;font-size:16px;color:var(--t1);font-weight:500;
  border-bottom:1px solid var(--line2);-webkit-tap-highlight-color:transparent}
.nav-drawer a:active{background:var(--g50)}
.nav-drawer a.on{color:var(--g700);font-weight:700}
.nav-drawer a::after{content:"";width:6px;height:6px;border-top:1.5px solid #C3CFC9;
  border-right:1.5px solid #C3CFC9;transform:rotate(45deg);flex:none}
.nav-drawer .drawer-cta{margin:16px 20px 0;border-bottom:none;justify-content:center;
  background:var(--g700);color:#fff;border-radius:10px;height:48px;font-size:15.5px;font-weight:600}
.nav-drawer .drawer-cta::after{display:none}
.nav-drawer .drawer-cta:active{background:var(--g800)}

@media (max-width:820px){
  .nav-burger{display:flex}
  .nav-cta{display:none}
}