:root{
  --ink:#101828;
  --ink-soft:#344054;
  --muted:#667085;
  --line:#e4e7ec;
  --bg:#f7f9fc;
  --panel:#ffffff;
  --brand:#0f172a;
  --accent:#00d6a3;
  --accent-2:#4f7cff;
  --accent-3:#c770ff;
  --glow:0 0 0 1px rgba(0,214,163,.22), 0 18px 48px rgba(13,25,44,.12);
  --radius:20px;
  --max:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto;display:block}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 24px}
section{position:relative}
.sec-head{max-width:720px;margin:0 auto 46px;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;
  color:#00876a;background:rgba(0,214,163,.1);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
  border:1px solid rgba(0,214,163,.25);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
h1,h2,h3,h4{line-height:1.28;letter-spacing:-.01em;font-weight:700;color:var(--ink)}
h2{font-size:clamp(26px,3.4vw,38px);margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:16px}
.grad-text{
  background:linear-gradient(100deg,#00d6a3 0%,#4f7cff 55%,#c770ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;padding:13px 26px;border-radius:12px;
  border:1px solid transparent;cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-primary{
  background:linear-gradient(100deg,#00d6a3,#4f7cff);
  color:#06121f;box-shadow:0 10px 28px rgba(0,140,255,.28);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(0,140,255,.36)}
.btn-ghost{
  background:#fff;color:var(--ink);border-color:var(--line);
}
.btn-ghost:hover{border-color:var(--accent);color:#00876a;transform:translateY(-2px)}
.btn-dark{background:#101828;color:#fff;border-color:#101828}
.btn-dark:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(16,24,40,.24)}

/* NAV */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,249,252,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(228,231,236,.8);
}
.nav-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:70px;gap:24px;
}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{width:118px;height:auto}
.nav-links{display:flex;align-items:center;gap:0;list-style:none;flex-wrap:wrap}
.nav-links a{
  display:block;padding:9px 13px;font-size:14px;font-weight:500;color:var(--ink-soft);
  border-radius:8px;transition:color .2s,background .2s;
  position:relative;
}
.nav-links a:hover{color:#00876a;background:rgba(0,214,163,.08)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn{padding:10px 18px;font-size:14px;border-radius:10px}
.burger{
  display:none;flex-direction:column;justify-content:center;gap:5px;
  width:42px;height:42px;border-radius:10px;border:1px solid var(--line);
  background:#fff;cursor:pointer;
}
.burger span{display:block;width:20px;height:2px;background:var(--ink);margin:0 auto;transition:.3s}
.burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.burger.open span:nth-child(2){opacity:0}
.burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* HERO */
.hero{
  padding:78px 0 70px;
  background:
    radial-gradient(1000px 460px at 12% -10%, rgba(0,214,163,.16), transparent 60%),
    radial-gradient(900px 420px at 88% 0%, rgba(79,124,255,.15), transparent 58%),
    linear-gradient(180deg,#f7f9fc 0%,#eef3fb 100%);
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(16,24,40,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(16,24,40,.035) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0%,transparent 72%);
}
.hero-grid{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.08fr .92fr;gap:52px;align-items:center;
}
.hero h1{font-size:clamp(30px,4vw,50px);margin:14px 0 18px}
.hero-lead{font-size:17px;color:var(--ink-soft);max-width:560px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:30px}
.hero-actions .btn{padding:14px 28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:12.5px;font-weight:600;padding:6px 12px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--ink-soft);
  transition:.22s;
}
.tag:hover{border-color:var(--accent);color:#00876a;transform:translateY(-2px)}
.hero-visual{
  position:relative;display:grid;gap:14px;
}
.hero-panel{
  background:rgba(255,255,255,.86);
  border:1px solid rgba(228,231,236,.9);
  border-radius:var(--radius);
  padding:22px;
  box-shadow:var(--glow);
  backdrop-filter:blur(12px);
  animation:floatY 7s ease-in-out infinite;
}
.hero-panel:nth-child(2){animation-delay:-2.4s}
.hero-panel:nth-child(3){animation-delay:-4.8s}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.hero-panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}
.hero-panel-head h3{font-size:15px;font-weight:600;color:var(--ink)}
.mini-badge{font-size:11px;font-weight:700;color:#00876a;background:rgba(0,214,163,.12);padding:4px 10px;border-radius:999px}
.metric-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.metric{
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;
  transition:.24s;
}
.metric:hover{transform:translateY(-3px);box-shadow:0 12px 26px rgba(13,25,44,.08)}
.metric strong{display:block;font-size:24px;letter-spacing:-.02em;color:var(--ink)}
.metric span{font-size:12.5px;color:var(--muted)}
.chip-line{display:flex;flex-wrap:wrap;gap:7px}
.chip-line .chip{
  font-size:12px;padding:5px 10px;border-radius:8px;background:#f2f6ff;color:#3b5bdb;font-weight:600;
}
.rocket-bar{height:8px;border-radius:999px;background:#eef3fb;overflow:hidden;margin-top:12px}
.rocket-bar i{display:block;height:100%;width:74%;border-radius:999px;background:linear-gradient(90deg,#00d6a3,#4f7cff,#c770ff);animation:barMove 3.6s ease-in-out infinite alternate}
@keyframes barMove{from{width:52%}to{width:92%}}
.hero-panel-note{font-size:12.5px;color:var(--muted);margin-top:10px}

/* REVEAL */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}

/* SECTIONS */
.section{padding:78px 0}
.section.alt{background:linear-gradient(180deg,#eef3fb 0%,#f7f9fc 100%)}
.section.dark{
  background:radial-gradient(900px 400px at 78% 0%,rgba(199,112,255,.14),transparent 60%),linear-gradient(160deg,#0b1424,#101d33 70%);
  color:#e6edf7;
}
.section.dark h2,.section.dark h3,.section.dark h4{color:#fff}
.section.dark .sec-head p{color:#a9b7cc}
.section.dark .eyebrow{background:rgba(0,214,163,.14);color:#7cf0d0;border-color:rgba(0,214,163,.3)}

/* CARD GRIDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
  display:flex;flex-direction:column;gap:10px;
}
.card:hover{transform:translateY(-5px);box-shadow:0 22px 44px rgba(13,25,44,.1);border-color:rgba(0,214,163,.4)}
.card h3{font-size:18px}
.card p{color:var(--muted);font-size:14.5px}
.card .icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(0,214,163,.16),rgba(79,124,255,.16));
  color:#00876a;font-weight:700;font-size:18px;flex-shrink:0;
}
.section.dark .card{background:rgba(255,255,255,.045);border-color:rgba(255,255,255,.1);backdrop-filter:blur(8px)}
.section.dark .card:hover{border-color:rgba(0,214,163,.5);box-shadow:0 24px 48px rgba(0,0,0,.36)}
.section.dark .card p{color:#a9b7cc}
.section.dark .card .icon{background:linear-gradient(135deg,rgba(0,214,163,.2),rgba(79,124,255,.2));color:#7cf0d0}

/* FLOW */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.flow-step{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 20px;position:relative;
  transition:.26s;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(13,25,44,.09)}
.flow-step .num{
  font-size:13px;font-weight:800;color:#00876a;letter-spacing:.08em;
  display:inline-block;margin-bottom:10px;
}
.flow-step h3{font-size:16px;margin-bottom:6px}
.flow-step p{font-size:13.5px;color:var(--muted)}

/* TABLE */
.table-wrap{overflow-x:auto;border-radius:16px;border:1px solid var(--line);background:#fff;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;min-width:720px;font-size:14px}
thead th{
  background:#f2f6ff;color:var(--ink);text-align:left;padding:15px 18px;font-weight:700;font-size:13.5px;
  border-bottom:1px solid var(--line);white-space:nowrap;
}
tbody td{padding:14px 18px;border-bottom:1px solid #eef1f6;color:var(--ink-soft);vertical-align:top}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:#fafcff}
.score-pill{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;color:#00876a;
  background:rgba(0,214,163,.12);padding:5px 12px;border-radius:999px;font-size:13px;
}
.stars{color:#f5a623;letter-spacing:2px;font-size:14px}

/* REVIEWS */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review{
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;
  transition:.26s;display:flex;flex-direction:column;gap:14px;
}
.review:hover{transform:translateY(-4px);box-shadow:0 18px 36px rgba(13,25,44,.09);border-color:rgba(79,124,255,.35)}
.review p{font-size:14.5px;color:var(--ink-soft)}
.review-meta{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#00d6a3,#4f7cff);color:#06121f;font-weight:700;font-size:14px;flex-shrink:0;
}
.review-meta strong{display:block;font-size:14px;color:var(--ink)}
.review-meta span{font-size:12.5px;color:var(--muted)}

/* FAQ */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:12px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;transition:border-color .24s,box-shadow .24s}
.faq-item.open{border-color:rgba(0,214,163,.5);box-shadow:0 14px 30px rgba(13,25,44,.08)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:none;border:none;cursor:pointer;padding:18px 20px;text-align:left;
  font-size:15px;font-weight:600;color:var(--ink);font-family:inherit;
}
.faq-q::after{
  content:"+";font-size:20px;font-weight:400;color:#00876a;transition:transform .28s;flex-shrink:0;
}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease,padding .34s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:280px;padding:0 20px 18px}
.faq-a p{color:var(--muted);font-size:14.5px}

/* GALLERY */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.gallery figure{
  background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden;
  transition:.26s;margin:0;
}
.gallery figure:hover{transform:translateY(-4px);box-shadow:0 20px 40px rgba(13,25,44,.1)}
.gallery .ph{aspect-ratio:16/10;overflow:hidden;background:#eef3fb}
.gallery .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.gallery figure:hover .ph img{transform:scale(1.04)}
.gallery figcaption{padding:14px 16px;font-size:14px;font-weight:600;color:var(--ink-soft)}

/* ARTICLE LIST */
.article-list{display:grid;gap:12px;max-width:880px;margin:0 auto}
.article-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 20px;
  transition:.24s;
}
.article-item:hover{border-color:rgba(79,124,255,.4);transform:translateX(4px)}
.article-item span{font-size:14.5px;color:var(--ink-soft);font-weight:500}
.article-item em{font-style:normal;font-size:12.5px;color:#3b5bdb;font-weight:600;flex-shrink:0}

/* FORM */
.form-card{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:32px;
  box-shadow:0 22px 50px rgba(13,25,44,.07);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-field{display:flex;flex-direction:column;gap:7px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:13.5px;font-weight:600;color:var(--ink-soft)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;font-family:inherit;font-size:14.5px;color:var(--ink);
  padding:12px 14px;border:1px solid var(--line);border-radius:11px;background:#fbfcfe;
  transition:border-color .22s,box-shadow .22s;outline:none;
}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,214,163,.16);background:#fff;
}
.form-field textarea{resize:vertical;min-height:110px}
.form-actions{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:14px}
.form-note{font-size:12.5px;color:var(--muted)}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:24px;align-items:start}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;
  display:flex;flex-direction:column;gap:16px;
}
.contact-line{display:flex;gap:12px;align-items:flex-start}
.contact-line .dot{
  width:8px;height:8px;border-radius:50%;background:var(--accent);margin-top:8px;flex-shrink:0;
  box-shadow:0 0 10px var(--accent);
}
.contact-line strong{display:block;font-size:13.5px;color:var(--muted);font-weight:600}
.contact-line span{font-size:15px;color:var(--ink);font-weight:500;word-break:break-all}
.qr-box{
  background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px;text-align:center;
}
.qr-box img{width:180px;height:180px;object-fit:contain;margin:0 auto 12px;border-radius:12px}
.qr-box p{font-size:14px;color:var(--ink-soft);font-weight:600}
.qr-box small{display:block;color:var(--muted);font-size:12.5px;margin-top:4px}

/* LINKS */
.link-cloud{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.link-cloud a{
  font-size:13.5px;font-weight:500;color:var(--ink-soft);padding:8px 16px;border-radius:999px;
  background:#fff;border:1px solid var(--line);transition:.22s;
}
.link-cloud a:hover{color:#00876a;border-color:var(--accent);transform:translateY(-2px)}

/* FOOTER */
.site-footer{
  background:#0b1424;color:#b7c4d6;padding:54px 0 26px;margin-top:0;
}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.09)}
.footer-brand img{width:130px;margin-bottom:14px}
.footer-brand p{font-size:14px;color:#8ea0b8;max-width:340px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;font-weight:600;letter-spacing:.02em}
.footer-col ul{list-style:none;display:grid;gap:9px}
.footer-col a{font-size:13.5px;color:#a9b7cc;transition:.2s}
.footer-col a:hover{color:#00d6a3}
.footer-bottom{padding-top:20px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12.5px;color:#7d8ea6}

/* FLOAT */
.float-service{position:fixed;right:18px;bottom:86px;z-index:70;display:flex;flex-direction:column;gap:10px}
.float-service .fs-btn{
  width:50px;height:50px;border-radius:50%;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);box-shadow:0 10px 26px rgba(13,25,44,.14);
  cursor:pointer;transition:.24s;font-size:18px;color:#00876a;font-weight:700;
}
.float-service .fs-btn:hover{transform:translateY(-3px);border-color:var(--accent)}
.back-top{
  position:fixed;right:18px;bottom:24px;z-index:70;
  width:50px;height:50px;border-radius:50%;background:#101828;color:#fff;
  display:grid;place-items:center;border:none;cursor:pointer;font-size:18px;
  opacity:0;pointer-events:none;transition:.3s;box-shadow:0 10px 24px rgba(16,24,40,.3);
}
.back-top.show{opacity:1;pointer-events:auto}
.back-top:hover{background:#00876a}

/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero-visual{grid-template-columns:1fr 1fr;grid-template-rows:auto auto}
  .hero-visual .hero-panel:nth-child(3){grid-column:1/-1}
  .grid-3,.reviews,.gallery{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav-links{
    position:absolute;top:70px;left:0;right:0;
    background:rgba(255,255,255,.98);backdrop-filter:blur(16px);
    flex-direction:column;align-items:stretch;padding:14px 20px 20px;gap:4px;
    border-bottom:1px solid var(--line);
    box-shadow:0 18px 30px rgba(13,25,44,.08);
    display:none;
  }
  .nav-links.open{display:flex;animation:navDrop .28s ease}
  @keyframes navDrop{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
  .nav-links a{padding:11px 12px;border-radius:9px}
  .burger{display:flex}
  .nav-cta .btn-ghost{display:none}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .hero{padding:52px 0 46px}
  .hero h1{font-size:29px}
  .hero-visual{grid-template-columns:1fr}
  .grid-3,.grid-2,.reviews,.gallery,.flow{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .form-card{padding:22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .metric-row{grid-template-columns:1fr 1fr}
  .nav-cta .btn{padding:9px 14px;font-size:13px}
  .brand img{width:104px}
  .hero-actions .btn{flex:1 1 auto;justify-content:center}
  .faq-q{font-size:14px;padding:15px 16px}
  .faq-a{padding:0 16px}
  .faq-item.open .faq-a{padding:0 16px 16px}
}