:root{
  --primary:#2980FE;
  --primary-soft:#EAF3FF;
  --primary-line:#CFE3FF;
  --bg:#F6F8FB;
  --surface:#FFFFFF;
  --surface-soft:#F8FAFD;
  --text:#1F2937;
  --muted:#64748B;
  --line:#E5EAF2;
  --dark:#111827;
  --radius:24px;
  --shadow:0 16px 42px rgba(41,128,254,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC","Microsoft JhengHei",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-wrap{width:min(1180px,calc(100% - 32px));margin:auto;min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;color:var(--dark);letter-spacing:.02em}.logo img{width:38px;height:38px;object-fit:contain}.footer-logo img{width:34px;height:34px}.main-nav{display:none;position:absolute;left:16px;right:16px;top:72px;background:var(--surface);padding:14px;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}.main-nav.is-open{display:grid;grid-template-columns:1fr 1fr;gap:8px}.main-nav a{padding:10px 12px;border-radius:12px;color:var(--muted);font-size:14px}.main-nav a:hover{background:var(--primary-soft);color:var(--primary)}.nav-toggle{width:42px;height:42px;border:1px solid var(--line);border-radius:14px;background:var(--surface);display:grid;place-content:center;gap:4px}.nav-toggle span{display:block;width:18px;height:2px;background:var(--dark);border-radius:2px}
.container,.section-inner{width:min(1180px,calc(100% - 32px));margin:0 auto}.section{padding:54px 0}.eyebrow,.category-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-weight:700;font-size:13px;border:1px solid var(--primary-line)}.page-hero{padding:56px 0 24px;background:linear-gradient(180deg,#fff 0%,var(--bg) 100%)}.page-hero .container{display:grid;gap:18px}.page-hero h1,.web3-dashboard-hero h1{margin:12px 0 10px;color:var(--dark);font-size:clamp(34px,7vw,66px);line-height:1.08;letter-spacing:-.04em}.page-hero p,.hero-copy p,.section-lead{color:var(--muted);font-size:17px;max-width:780px}.download-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:13px 22px;border-radius:999px;background:var(--primary);color:#fff!important;font-weight:800;box-shadow:0 12px 26px rgba(41,128,254,.24);transition:.2s ease;border:0}.download-btn:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(41,128,254,.28)}.text-link{display:inline-flex;color:var(--primary);font-weight:800;margin-top:12px}.web3-dashboard-hero{padding:54px 0;background:radial-gradient(circle at 20% 8%,rgba(41,128,254,.14),transparent 30%),linear-gradient(180deg,#fff 0%,#F5F9FF 100%)}.hero-grid{display:grid;gap:28px;align-items:center}.hero-copy{display:grid;gap:18px}.security-tags,.tag-row{display:flex;flex-wrap:wrap;gap:10px}.security-tags span,.tag-row span,.mini-tag{display:inline-flex;padding:7px 11px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--muted);font-size:13px;font-weight:700}.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.hero-panel{position:relative;background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:30px;padding:18px;box-shadow:var(--shadow);overflow:hidden}.hero-device{margin:auto;max-height:420px;object-fit:contain}.status-cluster{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.status-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:13px}.status-card strong{display:block;color:var(--dark);font-size:14px}.status-card span{font-size:12px;color:var(--muted)}.service-index{padding:50px 0}.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}.section-title h2{margin:0;font-size:clamp(26px,4vw,42px);line-height:1.18;color:var(--dark);letter-spacing:-.03em}.section-title p{margin:0;color:var(--muted);max-width:580px}.service-grid,.category-grid{display:grid;gap:16px}.service-card,.info-card,.risk-card,.faq-item,.step-card,.console-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:0 10px 28px rgba(15,23,42,.04)}.service-card{position:relative;overflow:hidden}.service-card:before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:linear-gradient(90deg,var(--primary),rgba(41,128,254,.08))}.service-card h3,.info-card h3,.risk-card h3,.step-card h3{margin:10px 0 8px;color:var(--dark);font-size:20px}.service-card p,.info-card p,.risk-card p,.step-card p{margin:0;color:var(--muted)}.feature-section{padding:40px 0}.feature-card{width:min(1180px,calc(100% - 32px));margin:0 auto;background:var(--surface);border:1px solid var(--line);border-radius:30px;padding:22px;box-shadow:var(--shadow);display:grid;gap:24px;align-items:center}.feature-card.alt{background:linear-gradient(135deg,#fff 0%,#F1F7FF 100%)}.feature-media{background:var(--surface-soft);border:1px solid var(--line);border-radius:26px;padding:18px;display:grid;place-items:center}.feature-media img{max-height:330px;object-fit:contain}.feature-content h2,.panel-title{font-size:clamp(26px,4vw,42px);line-height:1.18;margin:10px 0;color:var(--dark);letter-spacing:-.03em}.feature-content p{color:var(--muted);margin:0 0 14px}.check-list,.plain-list{padding:0;margin:16px 0;list-style:none;display:grid;gap:10px}.check-list li,.plain-list li{position:relative;padding-left:28px;color:var(--text)}.check-list li:before{content:"";position:absolute;left:0;top:.65em;width:14px;height:14px;border-radius:50%;background:var(--primary-soft);border:4px solid var(--primary)}.plain-list li:before{content:"•";position:absolute;left:6px;color:var(--primary);font-weight:900}.privacy-boundary-section,.submit-chain-section,.developer-center-section{padding:54px 0}.boundary-panel,.submit-panel,.developer-panel{width:min(1180px,calc(100% - 32px));margin:0 auto;border-radius:30px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow);padding:24px;display:grid;gap:22px}.boundary-grid,.submit-grid,.developer-grid,.risk-grid,.faq-grid,.process-steps{display:grid;gap:16px}.boundary-item{background:var(--surface-soft);border:1px solid var(--line);border-radius:22px;padding:18px}.boundary-item strong{display:block;color:var(--dark);margin-bottom:6px}.code-panel{background:#10243E;color:#DCEBFF;border-radius:24px;padding:20px;overflow:hidden}.code-panel code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px;white-space:pre-wrap;color:#DCEBFF}.doc-entry{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px}.process-steps{counter-reset:step}.step-card{position:relative;padding-top:52px}.step-card:before{counter-increment:step;content:counter(step);position:absolute;top:18px;left:20px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--primary);color:#fff;font-weight:900;font-size:13px}.risk-card{border-left:4px solid var(--primary)}.risk-card b{display:block;margin:10px 0 4px;color:var(--dark)}.faq-item h3{font-size:18px;margin:0 0 8px;color:var(--dark)}.faq-item p{margin:0;color:var(--muted)}.cta-section{padding:60px 0;background:linear-gradient(135deg,#EEF6FF 0%,#FFFFFF 72%)}.cta-box{width:min(920px,calc(100% - 32px));margin:auto;text-align:center;background:#fff;border:1px solid var(--line);border-radius:32px;padding:34px 20px;box-shadow:var(--shadow)}.cta-box h2{margin:0 0 10px;font-size:clamp(28px,5vw,44px);color:var(--dark);letter-spacing:-.03em}.cta-box p{color:var(--muted);max-width:640px;margin:0 auto 20px}.content-layout{width:min(1120px,calc(100% - 32px));margin:28px auto 60px;display:grid;gap:20px}.article-card{background:#fff;border:1px solid var(--line);border-radius:30px;padding:24px;box-shadow:var(--shadow)}.article-card h2{margin-top:0;color:var(--dark);font-size:28px}.article-card p{color:var(--muted)}.side-panel{display:grid;gap:14px;align-content:start}.note-box,.check-box{background:#fff;border:1px solid var(--line);border-radius:24px;padding:20px}.note-box{border-top:4px solid var(--primary)}.check-box h3,.note-box h3{margin-top:0;color:var(--dark)}.download-line{margin-top:24px}.install-steps{display:grid;gap:14px;counter-reset:install}.install-steps li{list-style:none;background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px 18px 18px 58px;position:relative}.install-steps li:before{counter-increment:install;content:counter(install);position:absolute;left:18px;top:18px;width:28px;height:28px;background:var(--primary);color:#fff;border-radius:50%;display:grid;place-items:center;font-weight:800}.about-grid{display:grid;gap:16px}.site-footer{background:#fff;border-top:1px solid var(--line);padding:36px 0 18px}.footer-inner{width:min(1180px,calc(100% - 32px));margin:auto;display:grid;gap:24px}.footer-brand p{max-width:440px;color:var(--muted)}.footer-links{display:grid;grid-template-columns:1fr;gap:20px}.footer-links div{display:grid;gap:8px}.footer-links strong{color:var(--dark)}.footer-links a{color:var(--muted);font-size:14px}.footer-bottom{text-align:center;color:var(--muted);font-size:13px;margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
@media (min-width:640px){.service-grid,.category-grid,.risk-grid,.faq-grid{grid-template-columns:repeat(2,1fr)}.footer-links{grid-template-columns:repeat(3,1fr)}.status-cluster{grid-template-columns:repeat(3,1fr)}}
@media (min-width:900px){.nav-toggle{display:none}.main-nav{position:static;display:flex!important;align-items:center;gap:4px;background:transparent;border:0;padding:0;box-shadow:none}.main-nav a{white-space:nowrap}.hero-grid{grid-template-columns:minmax(0,1.02fr) minmax(420px,.98fr)}.service-grid{grid-template-columns:repeat(4,1fr)}.service-card.featured{grid-column:span 2}.feature-card{grid-template-columns:1fr 1fr;padding:32px}.feature-card.reverse .feature-media{order:2}.boundary-panel,.submit-panel,.developer-panel{grid-template-columns:.85fr 1.15fr;padding:34px}.boundary-grid,.submit-grid,.developer-grid{grid-template-columns:repeat(2,1fr)}.process-steps{grid-template-columns:repeat(3,1fr)}.risk-grid{grid-template-columns:repeat(4,1fr)}.faq-grid{grid-template-columns:repeat(2,1fr)}.content-layout{grid-template-columns:minmax(0,1fr) 320px}.about-grid{grid-template-columns:repeat(3,1fr)}.footer-inner{grid-template-columns:1fr 1.2fr}.page-hero{padding:72px 0 32px}}
@media (min-width:1120px){.status-cluster{grid-template-columns:repeat(5,1fr)}.category-grid{grid-template-columns:repeat(4,1fr)}}
@media (max-width:420px){.nav-wrap,.container,.section-inner,.feature-card,.boundary-panel,.submit-panel,.developer-panel,.content-layout,.cta-box{width:min(100% - 24px,1180px)}.main-nav{left:12px;right:12px}.main-nav.is-open{grid-template-columns:1fr}.hero-panel{padding:14px}.status-cluster{grid-template-columns:1fr}.download-btn{width:100%}.hero-actions{align-items:stretch}.security-tags span,.tag-row span{font-size:12px}.section{padding:40px 0}}