:root{--orange:#ff6a00;--orange2:#ff8a2a;--blue:#1677ff;--ink:#111827;--muted:#667085;--bg:#f5f7fb;--line:#e6edf6;--shadow:0 18px 42px rgba(17,24,39,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"Microsoft YaHei UI","PingFang SC","Helvetica Neue",Arial,sans-serif;font-size:15px;line-height:1.55}button{font:inherit}.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.98);border-bottom:1px solid #edf1f7;box-shadow:0 10px 26px rgba(17,24,39,.05)}.header-inner{max-width:1600px;margin:0 auto;padding:14px 28px;display:grid;grid-template-columns:250px 1fr;gap:20px;align-items:center}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#172033;font-weight:900;font-size:19px;white-space:nowrap}.brand-icon{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--orange),#ffae54);display:grid;place-items:center;color:#fff;box-shadow:0 12px 24px rgba(255,106,0,.22)}.top-nav{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:10px;border:1px solid var(--line);border-radius:22px;background:#fff;padding:10px;box-shadow:0 14px 34px rgba(17,24,39,.06)}.nav-btn{min-height:60px;border:1px solid #e2e9f3;border-radius:15px;background:#fff;color:#263148;display:flex;align-items:center;justify-content:center;gap:9px;cursor:pointer;font-weight:900;transition:background .16s,border-color .16s,box-shadow .16s,transform .16s,color .16s}.nav-btn span:last-child{display:block;line-height:1.12;text-align:left;white-space:nowrap}.nav-btn small{display:block;font-size:11px;color:#7b8798;font-weight:800;margin-top:3px}.nav-icon{width:22px;height:22px;border-radius:8px;background:#f1f5fb;color:#7a8495;display:grid;place-items:center;font-size:13px;flex:0 0 auto}.nav-icon.ali{color:var(--orange);background:#fff1e8}.nav-icon.ten{color:var(--blue);background:#eef6ff}.nav-btn:hover:not(.active){transform:translateY(-1px);border-color:#ffd1ad;background:#fff8f2;box-shadow:0 12px 24px rgba(255,106,0,.12);color:#e85b00}.nav-btn:hover:not(.active) small{color:#e85b00}.nav-btn.active{border-color:transparent;background:linear-gradient(135deg,var(--orange),var(--orange2));color:#fff;box-shadow:0 14px 28px rgba(255,106,0,.25)}.nav-btn.active small{color:rgba(255,255,255,.86)}.nav-btn.active .nav-icon{background:rgba(255,255,255,.18);color:#fff}.hero{position:relative;overflow:hidden;color:#fff;background:linear-gradient(110deg,#ff7a00,#ff5b00 48%,#ff7623);min-height:430px}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:56px 56px}.hero:after{content:"";position:absolute;right:-120px;top:70px;width:530px;height:530px;border-radius:50%;border:74px solid rgba(255,255,255,.12)}.hero-inner{position:relative;z-index:1;max-width:1280px;margin:0 auto;padding:72px 24px;display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}.hero-copy{text-align:center}.badge{display:inline-flex;padding:7px 16px;border:1px solid rgba(255,255,255,.68);border-radius:999px;background:rgba(255,255,255,.16);font-weight:900;font-size:13px}.hero h1{font-size:clamp(42px,4.7vw,68px);line-height:1.08;margin:24px 0 18px;font-weight:1000;letter-spacing:-1px}.hero p{max-width:760px;margin:0 auto;font-size:17px;line-height:1.8;font-weight:800}.hero-actions{margin-top:30px;display:flex;justify-content:center;gap:18px}.btn{height:52px;min-width:172px;border-radius:12px;border:1px solid rgba(255,255,255,.72);font-weight:900;cursor:pointer}.btn-light{background:#fff;color:#e85b00}.btn-line{background:rgba(255,255,255,.1);color:#fff}.metrics{margin-top:22px;display:flex;justify-content:center;gap:12px;flex-wrap:wrap}.metrics span{padding:8px 14px;border-radius:999px;background:rgba(255,255,255,.18);font-weight:900;font-size:13px}.hero-visual{min-height:300px;position:relative}.visual-card{position:absolute;left:72px;top:55px;width:230px;height:210px;border:1px solid rgba(255,255,255,.55);border-radius:44px;transform:rotate(19deg);background:rgba(255,255,255,.1)}.hero-cloud{position:absolute;left:134px;top:120px;width:98px;height:74px;border-radius:24px;background:#fff;color:var(--orange);display:grid;place-items:center;font-size:42px}.chip{position:absolute;background:#fff;color:#f05b00;border-radius:16px;padding:10px 15px;font-weight:1000;box-shadow:0 18px 34px rgba(0,0,0,.1)}.chip1{left:16px;top:28px}.chip2{left:230px;top:82px}.chip3{left:76px;top:240px}.main{max-width:1280px;margin:0 auto;padding:42px 24px 86px}.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:22px}.section-head p{margin:0 0 8px;color:#e85b00;font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:1000}.section-head h2{font-size:31px;line-height:1.2;margin:0;font-weight:1000}.count-pill{border:1px solid #ffd1ad;border-radius:999px;padding:8px 14px;background:#fff8f2;color:#e85b00;font-weight:900;font-size:13px}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(295px,1fr));gap:24px}.card{min-height:350px;background:#fff;border-radius:17px;padding:18px;box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s,border-color .2s;display:flex;flex-direction:column}.card:hover{transform:translateY(-3px);box-shadow:0 22px 46px rgba(18,32,63,.12)}.tc{border:1.5px solid #2f80ff;background:#f8fbff}.tc:hover{border-color:var(--orange)}.ali{border:1.5px solid var(--orange)}.ali:hover{border-color:#2f80ff}.pc-head{min-height:62px;border-bottom:1px solid #eef2f7;margin-bottom:12px;padding-bottom:10px}.vendor{display:flex;gap:6px;align-items:center;flex-wrap:wrap;font-size:12px;color:#667085;font-weight:900}.vendor .vicon{width:19px;height:19px;border-radius:7px;display:grid;place-items:center;font-size:12px}.vicon.ali{background:#fff1e8;color:var(--orange)}.vicon.ten{background:#eef6ff;color:var(--blue)}.tag{padding:3px 7px;border-radius:999px;background:#f3f5f9;font-size:11px}.os{background:#e8f3ff;color:#0366d6}.hot{background:#fff0e6;color:#ff5a00}.pc-head h3{margin:10px 0 0;font-size:21px;line-height:1.25}.price{color:#e85b00;font-size:22px;font-weight:1000;margin-bottom:12px}.rows{border-top:1px solid #dbe9fa}.row{display:flex;justify-content:space-between;gap:10px;border-bottom:1px dashed #dbe5f1;padding:8px 0}.row:last-child{border-bottom:0}.row b{font-weight:1000}.row span,.trow span{color:#667085}.table{border:1px solid #cfe1f6;background:#f9fbfe}.thead{text-align:center;background:#eaf4ff;color:#e85b00;font-weight:1000;font-size:20px;padding:12px}.trow{display:flex;justify-content:space-between;padding:8px 14px}.trow b{font-weight:1000}.note{margin-top:12px;color:#20a445;font-weight:900;font-size:13px}.buy{margin-top:auto;height:44px;border:0;border-radius:10px;background:linear-gradient(135deg,#2f80ff,#4aa3ff);color:#fff;font-weight:1000;cursor:pointer}.ali .buy{background:linear-gradient(135deg,var(--orange),#ff8d2f)}.buy:hover{filter:brightness(.96)}.empty{grid-column:1/-1;padding:40px;border:1px dashed #d7e2f1;border-radius:18px;text-align:center;color:#667085;background:#fff}.side{position:fixed;left:24px;top:112px;z-index:40;width:166px}.sidebox{max-height:calc(100vh - 136px);overflow:auto;border:1px solid #e6edf7;border-radius:18px;background:rgba(255,255,255,.96);box-shadow:0 16px 38px rgba(21,35,68,.12);padding:10px}.sidebox::-webkit-scrollbar{width:0}.sidet{font-size:12px;font-weight:1000;color:#344054;margin:5px 7px 9px}.side a{display:flex;gap:8px;align-items:center;padding:7px 8px;border-radius:11px;text-decoration:none;color:#344054}.side a:hover,.side a.active{background:#fff7f0;color:#e85b00}.side i{width:24px;height:24px;border-radius:8px;background:#eef4ff;color:var(--blue);display:grid;place-items:center;font-style:normal;font-size:11px;font-weight:1000}.side a.active i{background:linear-gradient(135deg,var(--orange),#ff9a4c);color:#fff}.side span{font-size:12.5px;font-weight:900;line-height:1.15}.side small{display:block;font-size:10px;color:#8b97a8;margin-top:3px}.service{position:fixed;right:24px;top:360px;z-index:45;width:122px;background:rgba(255,255,255,.96);border:1px solid #e6edf7;border-radius:18px;box-shadow:0 18px 42px rgba(17,24,39,.13);padding:12px;text-align:center}.service strong{font-size:13px}.service img{width:86px;height:86px;display:block;margin:8px auto;border:8px solid #f2f5fa;border-radius:12px}.service b{display:block;color:#e85b00;font-size:13px;margin:4px 0 8px}.service button{width:100%;height:34px;border:0;border-radius:9px;background:var(--orange);color:#fff;font-weight:900;cursor:pointer}.service button+button{margin-top:7px;background:#eef4ff;color:#246bdf}.modal-mask{display:none;position:fixed;inset:0;z-index:100;background:rgba(17,24,39,.62);backdrop-filter:blur(3px);align-items:center;justify-content:center}.modal-mask.active{display:flex}.modal-card{position:relative;width:min(430px,92vw);border-radius:24px;background:#fff;padding:28px;text-align:center;box-shadow:0 30px 80px rgba(0,0,0,.28)}.modal-close{position:absolute;right:18px;top:14px;border:0;background:transparent;color:#98a2b3;font-size:28px;cursor:pointer}.modal-card h2{margin:10px 0 16px;font-size:24px}.modal-qr{width:176px;height:176px;border:10px solid #f2f5fa;border-radius:16px}.modal-phone{display:inline-block;margin:16px 0 10px;padding:9px 18px;border-radius:999px;background:#fff4ea;color:#e85b00;font-weight:1000;font-size:20px}.modal-card p{margin:0;color:#344054}.footer{text-align:center;color:#98a2b3;padding:28px 0 50px}@media(max-width:1460px){.header-inner{grid-template-columns:230px 1fr}.nav-btn{min-height:56px}.nav-btn span:last-child{font-size:14px}.nav-btn small{font-size:10px}}@media(max-width:1220px){.header-inner{grid-template-columns:1fr}.brand{justify-content:center}.top-nav{grid-template-columns:repeat(4,minmax(150px,1fr))}.side{display:none}.service{display:none}.hero-inner{grid-template-columns:1fr}.hero-visual{display:none}}@media(max-width:720px){.header-inner{padding:10px}.top-nav{grid-template-columns:repeat(2,1fr);gap:8px}.nav-btn{min-height:52px}.hero{min-height:auto}.hero-inner{padding:52px 16px}.hero-actions{flex-direction:column}.btn{width:100%}.section-head{display:block}.count-pill{display:inline-flex;margin-top:12px}.grid{grid-template-columns:1fr}.main{padding-left:16px;padding-right:16px}}

/* === service qr phone layout fix === */
.service{
  width:168px;
  padding:16px 14px;
  border-radius:24px;
}
.service strong{
  display:block;
  margin-bottom:10px;
  font-size:15px;
  line-height:1.2;
  font-weight:1000;
}
.service img{
  width:118px;
  height:118px;
  margin:0 auto 12px;
  border:8px solid #f2f5fa;
  border-radius:16px;
  background:#fff;
}
.service b{
  display:block;
  width:100%;
  margin:2px 0 12px;
  color:#e85b00;
  font-size:18px;
  line-height:1;
  font-weight:1000;
  white-space:nowrap;
  letter-spacing:.2px;
}
.service button{
  height:40px;
  border-radius:13px;
  font-size:15px;
}
.service button+button{
  margin-top:10px;
  background:#eef4ff;
  color:#246bdf;
}
.modal-card{
  width:min(440px,92vw);
  padding:32px 30px 30px;
}
.modal-card h2{
  margin:6px 0 20px;
  font-size:26px;
  line-height:1.25;
}
.modal-qr{
  display:block;
  width:178px;
  height:178px;
  margin:0 auto 18px;
  border:10px solid #f2f5fa;
  border-radius:18px;
  background:#fff;
}
.modal-phone{
  display:block;
  width:max-content;
  max-width:100%;
  margin:0 auto 16px;
  padding:10px 24px;
  border-radius:999px;
  background:#fff4ea;
  color:#e85b00;
  font-size:24px;
  line-height:1;
  font-weight:1000;
  white-space:nowrap;
  letter-spacing:.3px;
}
.modal-card p{
  font-size:15px;
  line-height:1.8;
}
@media(max-width:1220px){.service{display:none}}