:root{
  --primary:#2980FE;
  --primary-soft:#EAF3FF;
  --primary-lighter:#F4F8FF;
  --bg:#F7F9FC;
  --white:#FFFFFF;
  --text:#253044;
  --muted:#6B7588;
  --line:#E4EAF2;
  --deep:#182235;
  --shadow:0 18px 45px rgba(31,55,90,.09);
  --radius:24px;
  --radius-sm:18px;
}
*{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:1.72;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
main{min-height:70vh}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.header-inner{max-width:1180px;margin:0 auto;padding:14px 18px;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(--deep);letter-spacing:.2px}.logo img{width:36px;height:36px;border-radius:12px;object-fit:cover}.nav-check{display:none}.nav-toggle{width:42px;height:38px;border:1px solid var(--line);border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;background:#fff;cursor:pointer}.nav-toggle span{width:18px;height:2px;background:var(--deep);border-radius:8px}.site-nav{position:absolute;left:18px;right:18px;top:68px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow);padding:14px;display:none;grid-template-columns:1fr 1fr;gap:8px}.site-nav a{font-size:14px;color:var(--muted);padding:10px 12px;border-radius:12px}.site-nav a:hover{background:var(--primary-soft);color:var(--primary)}.nav-check:checked~.site-nav{display:grid}.container,.content-container{width:min(1120px,calc(100% - 36px));margin:0 auto}.narrow{width:min(860px,calc(100% - 36px));margin:0 auto}.section{padding:58px 0}.section-title{margin:0 0 14px;font-size:30px;line-height:1.24;color:var(--deep);letter-spacing:-.5px}.section-lead{margin:0 0 26px;color:var(--muted);max-width:760px}.gradient-bg{background:linear-gradient(135deg,#fff 0%,#F7FAFF 45%,#EAF3FF 100%)}.badge,.category-badge{display:inline-flex;align-items:center;gap:6px;color:var(--primary);background:var(--primary-soft);border:1px solid #D9E9FF;padding:7px 12px;border-radius:999px;font-size:13px;font-weight:700}.download-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:999px;background:var(--primary);color:#fff;font-weight:800;border:1px solid var(--primary);box-shadow:0 12px 28px rgba(41,128,254,.24);transition:transform .2s ease,box-shadow .2s ease}.download-btn:hover{transform:translateY(-2px);box-shadow:0 16px 34px rgba(41,128,254,.28)}.text-link{color:var(--primary);font-weight:750}.app-hero{padding:62px 0 32px;position:relative;overflow:hidden}.app-hero:before{content:"";position:absolute;width:360px;height:360px;border-radius:50%;background:rgba(41,128,254,.10);right:-120px;top:30px}.hero-grid{display:grid;grid-template-columns:1fr;gap:30px;align-items:center;position:relative}.hero-copy h1{font-size:38px;line-height:1.15;color:var(--deep);margin:16px 0 18px;letter-spacing:-1.2px}.hero-copy p{font-size:16px;color:var(--muted);margin:0 0 24px;max-width:620px}.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.hero-tags span{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--muted)}.app-visual{position:relative;min-height:360px;display:grid;place-items:center;background:linear-gradient(180deg,#fff,#F4F8FF);border:1px solid var(--line);border-radius:34px;box-shadow:var(--shadow);padding:26px;overflow:hidden}.app-visual:after{content:"";position:absolute;inset:12%;background:radial-gradient(circle,rgba(41,128,254,.16),transparent 62%)}.phone-img{position:relative;z-index:2;max-height:430px;object-fit:contain;filter:drop-shadow(0 30px 35px rgba(20,40,80,.13))}.floating-card{position:relative;z-index:3;background:rgba(255,255,255,.94);border:1px solid var(--line);box-shadow:0 12px 30px rgba(31,55,90,.10);border-radius:18px;padding:12px 14px;color:var(--deep);font-weight:780;font-size:13px}.floating-card small{display:block;color:var(--muted);font-weight:500}.float-list{display:grid;grid-template-columns:1fr 1fr;gap:10px;width:100%;margin-top:16px}.ability-bar{display:grid;grid-template-columns:1fr;gap:12px;margin-top:28px}.ability-item{background:#fff;border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:0 10px 28px rgba(31,55,90,.05)}.ability-item strong{display:block;color:var(--deep);margin-bottom:4px}.ability-item span{display:block;color:var(--muted);font-size:14px}.ability-item:before{content:"";display:block;width:34px;height:4px;border-radius:8px;background:var(--primary);margin-bottom:12px}.feature-showcase{display:grid;grid-template-columns:1fr;gap:18px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;display:grid;gap:16px;overflow:hidden}.feature-card img{border-radius:20px;background:var(--primary-lighter);border:1px solid var(--line);aspect-ratio:16/10;object-fit:cover}.feature-card h3{margin:0;color:var(--deep);font-size:22px}.feature-card p{margin:0;color:var(--muted)}.feature-card a:not(.download-btn){color:var(--primary);font-weight:800}.product-section{padding:64px 0}.product-panel,.wallet-panel,.cold-wallet-panel,.swap-panel,.dapp-panel{display:grid;grid-template-columns:1fr;gap:26px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:30px;padding:24px;box-shadow:var(--shadow)}.cold-wallet-panel{background:linear-gradient(135deg,#F6FAFF,#FFFFFF)}.swap-panel{background:#fff}.dapp-panel{background:linear-gradient(135deg,#fff,#F6FAFF)}.product-media img{border-radius:24px;border:1px solid var(--line);background:var(--primary-lighter);box-shadow:0 18px 40px rgba(31,55,90,.08)}.check-list{display:grid;gap:10px;margin:20px 0 0;padding:0;list-style:none}.check-list li{display:flex;gap:10px;align-items:flex-start;color:var(--muted)}.check-list li:before{content:"";width:9px;height:9px;border-radius:50%;background:var(--primary);margin-top:9px;flex:0 0 9px}.mini-cards{display:grid;grid-template-columns:1fr;gap:12px;margin-top:18px}.mini-card{border:1px solid var(--line);background:#fff;border-radius:18px;padding:14px;color:var(--muted)}.mini-card strong{display:block;color:var(--deep);margin-bottom:4px}.process-steps{display:grid;grid-template-columns:1fr;gap:14px}.step-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;position:relative;box-shadow:0 12px 30px rgba(31,55,90,.05)}.step-num{width:36px;height:36px;border-radius:14px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:800;margin-bottom:12px}.step-card h3{margin:0 0 8px}.step-card p{margin:0 0 12px;color:var(--muted)}.risk-grid,.category-grid,.ecosystem-grid{display:grid;grid-template-columns:1fr;gap:16px}.risk-card,.category-card,.info-card,.faq-item{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 10px 26px rgba(31,55,90,.05)}.risk-card{border-top:4px solid var(--primary)}.risk-card h3,.category-card h3,.info-card h3{margin:0 0 8px;color:var(--deep)}.risk-card p,.category-card p,.info-card p{margin:0 0 12px;color:var(--muted)}.safety-panel{background:linear-gradient(135deg,#F2F7FF,#fff);border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.faq-list{display:grid;gap:14px}.faq-item h3{margin:0 0 8px;color:var(--deep);font-size:18px}.faq-item p{margin:0;color:var(--muted)}.cta-section{padding:64px 0;background:linear-gradient(135deg,#F7FAFF,#EAF3FF)}.cta-card{text-align:center;background:#fff;border:1px solid var(--line);border-radius:30px;padding:34px 20px;box-shadow:var(--shadow)}.cta-card h2{margin:0 0 12px;color:var(--deep);font-size:30px}.cta-card p{margin:0 auto 22px;color:var(--muted);max-width:680px}.page-hero{padding:50px 0 26px;background:linear-gradient(135deg,#fff,#F1F7FF);border-bottom:1px solid var(--line)}.page-hero h1{font-size:34px;line-height:1.2;margin:14px 0;color:var(--deep)}.page-hero p{margin:0;color:var(--muted);max-width:780px}.article-layout{display:grid;grid-template-columns:1fr;gap:24px;padding:42px 0 64px}.article-main{display:grid;gap:18px}.article-main section{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 10px 26px rgba(31,55,90,.05)}.article-main h2{margin:0 0 12px;color:var(--deep);font-size:24px}.article-main p{margin:0 0 12px;color:var(--muted)}.article-main p:last-child{margin-bottom:0}.side-panel{background:#fff;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow);align-self:start}.side-panel h3{margin:0 0 12px}.side-panel ul{margin:0;padding-left:20px;color:var(--muted)}.download-row{margin-top:20px}.download-page-grid{display:grid;grid-template-columns:1fr;gap:18px}.site-footer{background:#fff;border-top:1px solid var(--line)}.footer-inner{width:min(1120px,calc(100% - 36px));margin:0 auto;padding:36px 0;display:grid;grid-template-columns:1fr;gap:20px}.footer-brand p{max-width:560px;color:var(--muted);margin:12px 0 0}.footer-links{display:grid;grid-template-columns:1fr 1fr;gap:10px}.footer-links a{color:var(--muted);padding:8px 0}.footer-links a:hover{color:var(--primary)}.footer-bottom{border-top:1px solid var(--line);padding:16px 18px;text-align:center;color:var(--muted);font-size:13px}.table-like{display:grid;gap:10px}.table-row{display:grid;grid-template-columns:1fr;gap:8px;background:var(--primary-lighter);border:1px solid var(--line);border-radius:18px;padding:14px}.table-row strong{color:var(--deep)}.table-row span{color:var(--muted)}
@media (min-width:640px){.ability-bar{grid-template-columns:repeat(2,1fr)}.feature-showcase,.risk-grid,.category-grid,.ecosystem-grid,.process-steps,.mini-cards{grid-template-columns:repeat(2,1fr)}.hero-copy h1{font-size:48px}.table-row{grid-template-columns:180px 1fr}.download-page-grid{grid-template-columns:1fr 1fr}}
@media (min-width:920px){.nav-toggle{display:none}.site-nav{position:static;display:flex;align-items:center;justify-content:flex-end;gap:4px;background:transparent;border:0;box-shadow:none;padding:0}.site-nav a{padding:8px 10px}.hero-grid{grid-template-columns:1.02fr .98fr;gap:52px}.app-hero{padding:82px 0 48px}.hero-copy h1{font-size:58px}.float-list{position:absolute;inset:0;display:block;margin:0;pointer-events:none}.float-list .floating-card{position:absolute;max-width:185px}.float-list .floating-card:nth-child(1){left:24px;top:34px}.float-list .floating-card:nth-child(2){right:22px;top:68px}.float-list .floating-card:nth-child(3){left:34px;bottom:58px}.float-list .floating-card:nth-child(4){right:28px;bottom:36px}.ability-bar{grid-template-columns:repeat(5,1fr)}.feature-showcase{grid-template-columns:repeat(2,1fr)}.wallet-panel,.swap-panel{grid-template-columns:1fr 1fr;padding:34px}.cold-wallet-panel,.dapp-panel{grid-template-columns:1fr 1fr;padding:34px}.cold-wallet-panel .product-media,.dapp-panel .product-media{order:2}.process-steps{grid-template-columns:repeat(3,1fr)}.risk-grid{grid-template-columns:repeat(3,1fr)}.ecosystem-grid,.category-grid{grid-template-columns:repeat(4,1fr)}.article-layout{grid-template-columns:minmax(0,1fr) 310px}.page-hero h1{font-size:46px}.footer-inner{grid-template-columns:1fr 360px}.footer-links{grid-template-columns:1fr 1fr}.section{padding:78px 0}.product-section{padding:82px 0}.cta-card{padding:48px}.download-page-grid{grid-template-columns:1.1fr .9fr}}
@media (max-width:420px){.container,.content-container,.narrow,.footer-inner{width:min(100% - 28px,1120px)}.hero-copy h1{font-size:32px}.section-title,.cta-card h2{font-size:26px}.site-nav{grid-template-columns:1fr}.download-btn{width:100%}.feature-card,.product-panel,.wallet-panel,.cold-wallet-panel,.swap-panel,.dapp-panel,.article-main section,.side-panel{border-radius:20px;padding:18px}}