*{margin:0;padding:0;box-sizing:border-box}
:root{
  --ink:#131a2b;
  --ink-soft:#3c4761;
  --muted:#6b7793;
  --paper:#fdfaf4;
  --paper-2:#fff6e8;
  --line:#e8e0d2;
  --brand:#ff4d2d;
  --brand-2:#0a5cff;
  --brand-3:#ffb300;
  --mint:#0fb98a;
  --card:#ffffff;
  --shadow:0 10px 30px rgba(23,30,50,.08);
  --shadow-lg:0 22px 50px rgba(23,30,50,.14);
  --radius:18px;
  --radius-sm:12px;
}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:
    radial-gradient(900px 500px at 8% -5%, #ffe9d6 0%, rgba(255,233,214,0) 60%),
    radial-gradient(800px 480px at 95% 8%, #dce9ff 0%, rgba(220,233,255,0) 62%),
    linear-gradient(180deg,#fdfaf4 0%,#fdf7ee 45%,#fbf2e4 100%);
  color:var(--ink);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto;display:block}
ul{list-style:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ============ NAV ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(253,250,244,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(232,224,210,.9);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0;min-height:68px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand img{height:38px;width:auto}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;letter-spacing:.5px}
.brand-text span{font-size:11px;color:var(--muted);letter-spacing:1.6px}
.nav-links{display:flex;align-items:center;gap:0;flex-wrap:wrap}
.nav-links a{
  display:inline-block;padding:8px 11px;font-size:14px;color:var(--ink-soft);
  border-radius:8px;transition:color .22s,background .22s,transform .22s;
  white-space:nowrap;
}
.nav-links a:hover{color:var(--brand);background:rgba(255,77,45,.08);transform:translateY(-1px)}
.nav-cta{
  display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:999px;
  background:linear-gradient(135deg,var(--brand) 0%,#ff7a3d 100%);
  color:#fff;font-size:14px;font-weight:700;box-shadow:0 8px 20px rgba(255,77,45,.32);
  transition:transform .22s,box-shadow .22s;flex-shrink:0;
}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 14px 28px rgba(255,77,45,.42)}
.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;
}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px;transition:.25s}
.nav-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle.open span:nth-child(2){opacity:0}
.nav-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:64px 0 72px}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(520px 340px at 82% 18%, rgba(10,92,255,.14), transparent 70%),
    radial-gradient(420px 300px at 12% 72%, rgba(255,179,0,.16), transparent 70%);
}
.hero-grid{
  position:relative;z-index:1;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;letter-spacing:.5px;
  background:rgba(255,77,45,.1);color:#d63a1c;border:1px solid rgba(255,77,45,.24);
  margin-bottom:20px;
}
.eyebrow i{width:7px;height:7px;border-radius:50%;background:var(--brand);display:inline-block;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.4;transform:scale(.75)}}
.hero h1{font-size:clamp(28px,4.4vw,50px);line-height:1.16;letter-spacing:-.5px;font-weight:800}
.hero h1 em{
  font-style:normal;color:var(--brand);
  background:linear-gradient(120deg,var(--brand) 10%,#ff9a3d 90%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{margin-top:20px;font-size:16px;color:var(--ink-soft);max-width:560px}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.hero-tags span{
  font-size:13px;padding:5px 13px;border-radius:999px;border:1px solid var(--line);
  background:#fff;color:var(--ink-soft);transition:.2s;
}
.hero-tags span:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 28px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;
}
.btn-primary{background:linear-gradient(135deg,var(--brand) 0%,#ff7a3d 100%);color:#fff;box-shadow:0 12px 26px rgba(255,77,45,.34)}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 18px 34px rgba(255,77,45,.44)}
.btn-ghost{background:#fff;color:var(--ink);border-color:var(--line);box-shadow:var(--shadow)}
.btn-ghost:hover{transform:translateY(-3px);border-color:var(--brand-2);color:var(--brand-2);box-shadow:var(--shadow-lg)}
.btn:active{transform:translateY(0) scale(.98)}

.hero-panel{
  position:relative;border-radius:26px;padding:26px;
  background:linear-gradient(160deg,#ffffff 0%,#fff7ec 100%);
  border:1px solid #f0e4d2;box-shadow:var(--shadow-lg);
}
.hero-panel h2{font-size:15px;font-weight:700;color:var(--ink-soft);letter-spacing:.4px;margin-bottom:16px}
.hero-metrics{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.metric{
  padding:16px;border-radius:var(--radius-sm);background:#fff;border:1px solid var(--line);
  transition:transform .25s,box-shadow .25s;
}
.metric:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.metric b{display:block;font-size:22px;font-weight:800;letter-spacing:-.5px;color:var(--ink)}
.metric b.c1{color:var(--brand)}
.metric b.c2{color:var(--brand-2)}
.metric b.c3{color:var(--mint)}
.metric b.c4{color:#c47a00}
.metric small{display:block;font-size:12.5px;color:var(--muted);margin-top:2px}
.hero-mini{
  margin-top:14px;padding:14px 16px;border-radius:var(--radius-sm);
  background:linear-gradient(135deg,rgba(10,92,255,.08),rgba(255,179,0,.1));
  border:1px dashed rgba(10,92,255,.28);font-size:13.5px;color:var(--ink-soft);
  display:flex;align-items:center;gap:10px;
}
.hero-mini svg{flex-shrink:0}

/* ============ SECTION BASE ============ */
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(255,246,232,.7),rgba(255,250,242,.5))}
.section-head{max-width:720px;margin-bottom:40px}
.section-kicker{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;
  color:var(--brand-2);text-transform:uppercase;margin-bottom:12px;
}
.section-kicker::before{content:"";display:inline-block;width:22px;height:2px;background:var(--brand-2);vertical-align:middle;margin-right:8px;border-radius:2px}
.section h2{font-size:clamp(23px,3vw,34px);line-height:1.25;font-weight:800;letter-spacing:-.3px}
.section-head p{margin-top:12px;color:var(--ink-soft);font-size:15.5px}

/* reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s ease,transform .65s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .eyebrow i{animation:none}
}

/* ============ INTRO ============ */
.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.intro-text p{color:var(--ink-soft);font-size:15.5px;margin-bottom:16px}
.intro-list{display:grid;gap:12px;margin-top:8px}
.intro-list li{
  display:flex;gap:12px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:14px 16px;transition:.24s;
}
.intro-list li:hover{transform:translateX(4px);border-color:#f3c9b5;box-shadow:var(--shadow)}
.dot-num{
  flex-shrink:0;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand),#ff8a4d);
}
.intro-list strong{display:block;font-size:14.5px;margin-bottom:1px}
.intro-list small{color:var(--muted);font-size:13px}
.intro-side{
  border-radius:24px;padding:28px;color:#fff;
  background:linear-gradient(155deg,#16244a 0%,#0b1733 62%,#141d3a 100%);
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.intro-side::after{
  content:"";position:absolute;width:240px;height:240px;border-radius:50%;
  right:-90px;top:-90px;background:radial-gradient(circle,rgba(255,138,61,.55),transparent 70%);
}
.intro-side h3{font-size:18px;margin-bottom:8px;position:relative;z-index:1}
.intro-side p{font-size:13.8px;color:rgba(255,255,255,.72);position:relative;z-index:1}
.model-cloud{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;position:relative;z-index:1}
.model-cloud span{
  font-size:12.5px;padding:5px 11px;border-radius:8px;
  background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  color:rgba(255,255,255,.92);transition:.2s;
}
.model-cloud span:hover{background:rgba(255,138,61,.9);border-color:transparent;transform:translateY(-2px)}

/* ============ CAPABILITIES / SERVICE CARDS ============ */
.cap-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cap-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .26s,box-shadow .26s,border-color .26s;
  position:relative;overflow:hidden;display:flex;flex-direction:column;
}
.cap-card::before{
  content:"";position:absolute;left:0;top:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--brand),var(--brand-3));transition:width .35s;
}
.cap-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#f0d8c6}
.cap-card:hover::before{width:100%}
.cap-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  margin-bottom:16px;background:rgba(255,77,45,.1);color:var(--brand);
}
.cap-card:nth-child(3n+2) .cap-icon{background:rgba(10,92,255,.1);color:var(--brand-2)}
.cap-card:nth-child(3n) .cap-icon{background:rgba(15,185,138,.12);color:var(--mint)}
.cap-card h3{font-size:16.5px;margin-bottom:8px;font-weight:800}
.cap-card p{font-size:14px;color:var(--ink-soft);flex:1}
.cap-card .cap-tag{
  margin-top:14px;font-size:12.5px;color:var(--brand-2);font-weight:700;letter-spacing:.3px;
}

/* ============ TIMELINE / FLOW ============ */
.flow{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.flow-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px 18px;
  transition:.25s;position:relative;
}
.flow-item:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:#e7c9b4}
.flow-step{
  font-size:12px;font-weight:800;letter-spacing:1.4px;color:var(--brand);
  background:rgba(255,77,45,.1);display:inline-block;padding:3px 10px;border-radius:999px;margin-bottom:12px;
}
.flow-item h3{font-size:15px;margin-bottom:6px}
.flow-item p{font-size:13.5px;color:var(--muted)}

/* ============ SCENARIO TAGS ============ */
.scene-wrap{
  background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:var(--shadow);
}
.scene-tags{display:flex;flex-wrap:wrap;gap:10px}
.scene-tags span{
  font-size:13.5px;padding:8px 15px;border-radius:10px;background:var(--paper-2);
  border:1px solid #f2e4cc;color:var(--ink-soft);transition:.2s;cursor:default;
}
.scene-tags span:hover{background:#fff;border-color:var(--brand);color:var(--brand);transform:translateY(-2px);box-shadow:0 6px 16px rgba(255,77,45,.16)}

/* ============ NETWORK ============ */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.net-card{
  border-radius:var(--radius);padding:22px;border:1px solid var(--line);background:#fff;
  transition:.25s;
}
.net-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.net-card h3{font-size:15.5px;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.net-card h3 i{width:8px;height:8px;border-radius:50%;background:var(--brand-3);display:inline-block}
.net-card p{font-size:13.6px;color:var(--muted)}

/* ============ CASES ============ */
.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:.28s;display:flex;flex-direction:column;
}
.case-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.case-media{position:relative;aspect-ratio:16/10;background:#f3ece0;overflow:hidden}
.case-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.case-card:hover .case-media img{transform:scale(1.05)}
.case-body{padding:20px;display:flex;flex-direction:column;flex:1}
.case-body span{font-size:12px;color:var(--brand-2);font-weight:700;letter-spacing:1px}
.case-body h3{font-size:16px;margin:6px 0 8px}
.case-body p{font-size:13.8px;color:var(--ink-soft);flex:1}

/* ============ COMPARE TABLE ============ */
.compare-head{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
  background:linear-gradient(120deg,#fff3e2,#ffe9d6);
  border:1px solid #f6dcc0;border-radius:var(--radius);padding:22px 26px;margin-bottom:24px;
}
.score-box{display:flex;align-items:baseline;gap:6px}
.score-box b{font-size:40px;font-weight:800;color:var(--brand);letter-spacing:-1px;line-height:1}
.score-box small{font-size:14px;color:var(--muted)}
.stars{color:var(--brand-3);font-size:18px;letter-spacing:3px}
.compare-head p{font-size:14px;color:var(--ink-soft);flex:1;min-width:220px}
.table-scroll{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff}
table{width:100%;border-collapse:collapse;min-width:660px}
thead th{
  background:#16244a;color:#fff;font-size:14px;font-weight:700;
  padding:15px 18px;text-align:left;white-space:nowrap;
}
thead th:not(:first-child){text-align:center}
tbody td{padding:14px 18px;font-size:14px;border-top:1px solid var(--line);color:var(--ink-soft)}
tbody td:first-child{font-weight:700;color:var(--ink);background:#fffdf8}
tbody td:not(:first-child){text-align:center}
tbody tr:hover td{background:#fffaf2}
.yes{color:var(--mint);font-weight:700}
.no{color:#b9b2a4}
.hl{color:var(--brand);font-weight:800}

/* ============ TOKEN PRICE ============ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.price-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:.26s;display:flex;flex-direction:column;
}
.price-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.price-card.featured{border-color:var(--brand);box-shadow:0 14px 34px rgba(255,77,45,.16);position:relative}
.price-card.featured::after{
  content:"推荐";position:absolute;top:-12px;right:20px;background:var(--brand);color:#fff;
  font-size:12px;font-weight:700;padding:3px 12px;border-radius:999px;
}
.price-card h3{font-size:16px;margin-bottom:6px}
.price-card .price{font-size:30px;font-weight:800;color:var(--brand);letter-spacing:-1px}
.price-card .price small{font-size:13px;color:var(--muted);font-weight:500;letter-spacing:0}
.price-card p{font-size:13.6px;color:var(--ink-soft);margin:10px 0 16px;flex:1}
.price-card ul{display:grid;gap:8px;margin-bottom:18px}
.price-card li{font-size:13.6px;color:var(--ink-soft);display:flex;gap:8px}
.price-card li::before{content:"✓";color:var(--mint);font-weight:800}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px;margin:0 auto}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;
  transition:box-shadow .25s,border-color .25s;
}
.faq-item.active{border-color:#f3c9b5;box-shadow:var(--shadow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:none;cursor:pointer;text-align:left;
  font-size:15px;font-weight:700;color:var(--ink);font-family:inherit;
}
.faq-q:hover{color:var(--brand)}
.faq-q i{
  flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--paper-2);
  display:grid;place-items:center;transition:transform .3s,background .3s;color:var(--brand);font-style:normal;font-weight:800;
}
.faq-item.active .faq-q i{transform:rotate(45deg);background:var(--brand);color:#fff}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;font-size:14.2px;color:var(--ink-soft)}

/* ============ REVIEWS ============ */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.review-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  display:flex;flex-direction:column;transition:.26s;
}
.review-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.review-stars{color:var(--brand-3);font-size:15px;letter-spacing:2px;margin-bottom:12px}
.review-card p{font-size:14px;color:var(--ink-soft);flex:1}
.review-user{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.avatar{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  font-size:15px;font-weight:800;color:#fff;background:linear-gradient(135deg,var(--brand-2),#4b8bff);
}
.review-card:nth-child(2n) .avatar{background:linear-gradient(135deg,var(--brand),#ff9a3d)}
.review-card:nth-child(3n) .avatar{background:linear-gradient(135deg,var(--mint),#4fd6a8)}
.review-user strong{display:block;font-size:14px}
.review-user small{color:var(--muted);font-size:12.5px}

/* ============ ARTICLES ============ */
.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.article-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px 22px;
  display:flex;align-items:center;gap:16px;transition:.24s;
}
.article-item:hover{transform:translateX(4px);box-shadow:var(--shadow);border-color:#f3c9b5}
.article-num{
  font-size:20px;font-weight:800;color:#e9ddc9;flex-shrink:0;width:34px;
}
.article-item a{font-size:14.5px;font-weight:700;color:var(--ink);transition:color .2s}
.article-item a:hover{color:var(--brand)}

/* ============ FORM ============ */
.form-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.contact-box{
  border-radius:24px;padding:30px;color:#fff;
  background:linear-gradient(160deg,#16244a,#0c1830 70%,#111c38);
  box-shadow:var(--shadow-lg);
}
.contact-box h3{font-size:19px;margin-bottom:10px}
.contact-box p{font-size:14px;color:rgba(255,255,255,.72);margin-bottom:20px}
.contact-line{display:flex;gap:12px;align-items:flex-start;margin-bottom:14px;font-size:14px}
.contact-line b{display:block;color:rgba(255,255,255,.95);font-weight:700;font-size:13px;letter-spacing:.5px}
.contact-line span{color:rgba(255,255,255,.78);word-break:break-all}
.qr-wrap{display:flex;align-items:center;gap:16px;margin-top:22px;padding-top:20px;border-top:1px solid rgba(255,255,255,.14)}
.qr-wrap img{width:92px;height:92px;object-fit:cover;border-radius:12px;border:2px solid rgba(255,255,255,.25);background:#fff;padding:4px}
.qr-wrap small{font-size:13px;color:rgba(255,255,255,.7);line-height:1.7}
.form-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:30px;box-shadow:var(--shadow)}
.form-card h3{font-size:19px;margin-bottom:6px}
.form-card > p{font-size:13.8px;color:var(--muted);margin-bottom:20px}
.form-grid{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:13.5px;font-weight:700;color:var(--ink-soft)}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;
  font-size:14px;font-family:inherit;color:var(--ink);background:#fffdf9;
  transition:border-color .2s,box-shadow .2s,background .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-2);background:#fff;
  box-shadow:0 0 0 3px rgba(10,92,255,.12);
}
.field textarea{resize:vertical;min-height:104px}
.form-submit{
  grid-column:1/-1;margin-top:4px;padding:14px;border:none;border-radius:12px;cursor:pointer;
  background:linear-gradient(135deg,var(--brand),#ff8a4d);color:#fff;font-size:15px;font-weight:800;
  font-family:inherit;transition:transform .2s,box-shadow .2s;box-shadow:0 10px 24px rgba(255,77,45,.3);
}
.form-submit:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,77,45,.4)}
.form-submit:active{transform:translateY(0) scale(.99)}
.form-note{grid-column:1/-1;font-size:12.5px;color:var(--muted);text-align:center}

/* ============ JOIN ============ */
.join-band{
  border-radius:26px;padding:38px;display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;
  background:linear-gradient(120deg,#fff1dc 0%,#ffe3d2 55%,#e6eeff 100%);
  border:1px solid #f4dcc2;box-shadow:var(--shadow);
}
.join-band h2{font-size:clamp(21px,2.6vw,28px);font-weight:800;letter-spacing:-.3px;margin-bottom:8px}
.join-band p{font-size:14.5px;color:var(--ink-soft);max-width:620px}
.join-band .btn-primary{white-space:nowrap}

/* ============ FOOTER ============ */
.site-footer{
  background:#101a30;color:#c7d0e3;padding:52px 0 0;margin-top:0;
}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand img{height:36px;width:auto;filter:brightness(0) invert(1);opacity:.94}
.footer-brand strong{font-size:16px;color:#fff;letter-spacing:.5px}
.site-footer p{font-size:13.6px;color:#9aa6c0;line-height:1.85}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.6px}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.6px;color:#9aa6c0;transition:color .2s}
.footer-col a:hover{color:#ff8a4d}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 18px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:12.8px;color:#7f8ca8;
}
.footer-bottom a{color:#9aa6c0}
.footer-bottom a:hover{color:#ff8a4d}

/* ============ FLOAT ============ */
.float-service{
  position:fixed;right:20px;bottom:86px;z-index:120;
  width:52px;height:52px;border-radius:16px;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--brand),#ff8a4d);color:#fff;
  display:grid;place-items:center;box-shadow:0 12px 26px rgba(255,77,45,.42);
  transition:transform .22s,box-shadow .22s;
}
.float-service:hover{transform:translateY(-3px) scale(1.04);box-shadow:0 18px 34px rgba(255,77,45,.5)}
.back-top{
  position:fixed;right:20px;bottom:22px;z-index:120;
  width:52px;height:52px;border-radius:16px;border:1px solid var(--line);cursor:pointer;
  background:#fff;color:var(--ink);display:grid;place-items:center;
  box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .3s,transform .2s;
}
.back-top.show{opacity:1;pointer-events:auto}
.back-top:hover{transform:translateY(-3px);color:var(--brand);border-color:var(--brand)}

.service-pop{
  position:fixed;right:20px;bottom:150px;z-index:130;width:250px;
  background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;
  box-shadow:var(--shadow-lg);opacity:0;transform:translateY(12px);pointer-events:none;
  transition:opacity .26s,transform .26s;
}
.service-pop.show{opacity:1;transform:none;pointer-events:auto}
.service-pop h4{font-size:14px;margin-bottom:10px}
.service-pop img{width:100%;border-radius:10px;margin-bottom:10px;background:#fff}
.service-pop p{font-size:12.6px;color:var(--muted);line-height:1.8}
.service-pop a{color:var(--brand-2);font-weight:700}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(3,1fr)}
  .net-grid{grid-template-columns:repeat(2,1fr)}
  .case-grid{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr 1fr}
  .review-grid{grid-template-columns:repeat(2,1fr)}
  .footer-top{grid-template-columns:1fr 1fr}
  .intro-grid{grid-template-columns:1fr;gap:28px}
  .form-layout{grid-template-columns:1fr}
}
@media (max-width:820px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(253,250,244,.98);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);padding:8px 16px 16px;
    max-height:0;overflow:hidden;opacity:0;pointer-events:none;
    transition:max-height .34s ease,opacity .24s ease,padding .3s ease;
  }
  .nav-links.open{max-height:520px;opacity:1;pointer-events:auto;overflow-y:auto}
  .nav-links a{padding:12px 10px;border-radius:10px;font-size:15px}
  .nav-toggle{display:flex}
  .nav-cta{display:none}
  .site-header .nav-wrap{padding:10px 0}
  .join-band{grid-template-columns:1fr;text-align:left;padding:28px}
  .join-band .btn-primary{justify-self:start}
}
@media (max-width:680px){
  .section{padding:52px 0}
  .hero{padding:42px 0 54px}
  .cap-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr 1fr}
  .case-grid{grid-template-columns:1fr}
  .price-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .article-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .hero-metrics{grid-template-columns:1fr 1fr}
  .compare-head{padding:18px;gap:12px}
  .score-box b{font-size:32px}
  .container{padding:0 16px}
  .service-pop{right:12px;width:calc(100% - 24px);max-width:300px}
  .float-service,.back-top{width:48px;height:48px;right:14px}
  .back-top{bottom:16px}
  .float-service{bottom:74px}
}