:root{
  --primary:#2980FE;
  --primary-soft:#EAF3FF;
  --bg:#F6F8FB;
  --bg-soft:#F2F6FC;
  --text:#1F2937;
  --muted:#667085;
  --line:#E5EAF2;
  --card:#FFFFFF;
  --deep:#263142;
  --shadow:0 18px 50px rgba(31, 57, 89, .08);
  --radius:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang TC","Noto Sans TC","Microsoft JhengHei",Arial,sans-serif;color:var(--text);background:linear-gradient(180deg,#fff 0%,#f7faff 35%,#fff 100%);line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1120px,calc(100% - 32px));margin:0 auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,234,242,.82)}
.nav-wrap{width:min(1180px,calc(100% - 24px));margin:auto;min-height:68px;display:flex;align-items:center;justify-content:space-between;gap:18px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--deep);letter-spacing:.2px}.logo img{width:38px;height:38px;border-radius:12px}.main-nav{display:none;align-items:center;gap:8px}.main-nav a{font-size:14px;color:#4B5563;padding:9px 12px;border-radius:999px}.main-nav a:hover,.main-nav a.active{background:var(--primary-soft);color:var(--primary)}.nav-toggle{border:1px solid var(--line);background:white;border-radius:14px;padding:8px 11px;font-size:20px;color:var(--deep)}.main-nav.open{position:absolute;left:12px;right:12px;top:74px;display:grid;grid-template-columns:repeat(2,1fr);gap:8px;padding:14px;background:white;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow)}
.section{padding:56px 0}.eyebrow,.category-badge{display:inline-flex;align-items:center;gap:8px;padding:7px 12px;background:var(--primary-soft);color:var(--primary);border:1px solid rgba(41,128,254,.16);border-radius:999px;font-size:13px;font-weight:700}.launch-hero{position:relative;padding:52px 0 40px;overflow:hidden}.launch-hero:before{content:"";position:absolute;inset:-160px -120px auto auto;width:380px;height:380px;background:radial-gradient(circle,rgba(41,128,254,.18),rgba(41,128,254,0) 64%);pointer-events:none}.hero-grid{display:grid;gap:34px;align-items:center}.hero-copy h1{font-size:clamp(34px,9vw,70px);line-height:1.05;margin:16px 0 18px;letter-spacing:-1.8px;color:#111827}.hero-copy p{font-size:17px;color:var(--muted);margin:0 0 24px;max-width:660px}.download-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:13px 24px;border-radius:999px;background:var(--primary);color:#fff!important;font-weight:800;box-shadow:0 12px 28px rgba(41,128,254,.26);border:0;transition:transform .18s ease,box-shadow .18s ease}.download-btn:hover{transform:translateY(-2px);box-shadow:0 18px 38px rgba(41,128,254,.32)}.hero-tags,.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.hero-tags span,.pill-row span{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff;color:#4B5563;font-size:13px}.hero-visual{position:relative;min-height:420px;display:grid;place-items:center;border-radius:36px;background:linear-gradient(145deg,#eef6ff,#fff 55%,#f5f8fc);border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden}.phone-glow{position:absolute;width:240px;height:240px;border-radius:50%;background:rgba(41,128,254,.16);filter:blur(14px)}.app-showcase{position:relative;width:min(280px,74%);z-index:2;filter:drop-shadow(0 24px 34px rgba(25,47,72,.16))}.floating-label{position:absolute;z-index:3;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:999px;padding:9px 13px;font-size:13px;color:#344054;box-shadow:0 10px 30px rgba(31,41,55,.09)}.floating-label.one{top:42px;left:18px}.floating-label.two{right:16px;top:108px}.floating-label.three{left:22px;bottom:96px}.floating-label.four{right:20px;bottom:42px}.highlight-bar{display:grid;grid-template-columns:1fr;gap:14px}.highlight-card,.mini-card,.risk-card,.faq-item,.category-card,.step-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;box-shadow:0 10px 30px rgba(31,57,89,.05)}.highlight-card{display:flex;flex-direction:column;gap:9px}.highlight-card b,.category-card b{font-size:17px;color:#172033}.highlight-card small{color:var(--primary);font-weight:800}.highlight-card p,.category-card p,.step-card p,.risk-card p{margin:0;color:var(--muted);font-size:14px}.highlight-card a,.text-link{color:var(--primary);font-weight:800;font-size:14px}.launch-card{border-radius:32px;background:linear-gradient(135deg,#fff,#f7fbff);border:1px solid var(--line);box-shadow:var(--shadow);padding:24px}.big-feature-card{display:grid;gap:24px;align-items:center;margin:24px 0;padding:24px;border:1px solid var(--line);border-radius:32px;background:#fff;box-shadow:var(--shadow);overflow:hidden}.big-feature-card.alt{background:linear-gradient(135deg,#f7fbff,#fff)}.feature-media{border-radius:26px;background:linear-gradient(160deg,#edf5ff,#fff);border:1px solid var(--line);padding:18px;min-height:260px;display:grid;place-items:center}.feature-media img{max-height:360px;object-fit:contain}.feature-copy h2,.section-title h2{font-size:clamp(28px,5vw,44px);line-height:1.16;margin:12px 0;color:#121826;letter-spacing:-.8px}.feature-copy p,.section-title p,.page-intro p{color:var(--muted);margin:0 0 16px}.feature-list{display:grid;gap:10px;margin:18px 0}.feature-list li{list-style:none;padding:11px 13px;border-radius:16px;background:var(--bg-soft);color:#344054;border:1px solid var(--line)}.feature-list li:before{content:"✓";color:var(--primary);font-weight:900;margin-right:8px}.feature-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.feature-links a{padding:8px 12px;border:1px solid rgba(41,128,254,.2);border-radius:999px;background:var(--primary-soft);color:var(--primary);font-weight:700;font-size:14px}.process-steps{display:grid;gap:14px}.step-card{position:relative}.step-number{width:36px;height:36px;border-radius:12px;background:var(--primary);color:#fff;display:grid;place-items:center;font-weight:900;margin-bottom:12px}.safety-panel{background:linear-gradient(145deg,#eef6ff,#fff);border:1px solid var(--line);border-radius:32px;padding:24px;box-shadow:var(--shadow)}.risk-grid{display:grid;gap:14px}.risk-card{border-left:4px solid var(--primary)}.risk-card h3,.faq-item h3,.mini-card h3{margin:0 0 8px;color:#172033}.risk-card span{display:inline-block;margin-top:12px;color:var(--primary);font-weight:800;font-size:14px}.app-category-center{display:grid;gap:14px}.category-card{min-height:164px;display:flex;flex-direction:column;justify-content:space-between}.category-card .tag{width:max-content;padding:6px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:800}.faq-list{display:grid;gap:14px}.faq-item summary{cursor:pointer;font-weight:800;color:#172033}.faq-item p{margin:10px 0 0;color:var(--muted)}.cta-section{margin:48px auto 0;text-align:center;border-radius:32px;background:linear-gradient(135deg,#eaf3ff,#fff);border:1px solid var(--line);padding:36px 20px;box-shadow:var(--shadow)}.cta-section h2{font-size:clamp(26px,5vw,42px);margin:0 0 10px;color:#121826}.cta-section p{margin:0 auto 22px;color:var(--muted);max-width:720px}.page-hero{padding:54px 0 24px}.page-intro{display:grid;gap:18px;align-items:end}.page-intro h1{font-size:clamp(32px,8vw,56px);line-height:1.08;margin:14px 0;color:#111827;letter-spacing:-1px}.content-shell{display:grid;gap:20px;align-items:start}.article-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)}.article-card h2{font-size:26px;margin:8px 0 12px}.article-card p{color:var(--muted)}.info-grid,.check-grid{display:grid;gap:14px}.mini-card{box-shadow:none}.check-list{padding:0;margin:0;display:grid;gap:10px}.check-list li{list-style:none;padding:12px 14px;background:var(--bg-soft);border:1px solid var(--line);border-radius:16px;color:#3F4A5C}.check-list li:before{content:"•";color:var(--primary);font-size:22px;line-height:0;margin-right:8px}.side-panel{background:linear-gradient(160deg,#f4f8ff,#fff);border:1px solid var(--line);border-radius:28px;padding:22px;position:sticky;top:92px}.side-panel h3{margin-top:0}.side-panel a{display:block;color:var(--primary);font-weight:800;margin:10px 0}.download-page-card{max-width:840px;margin:auto;text-align:center}.download-steps{counter-reset:item;display:grid;gap:12px;text-align:left;margin:24px 0}.download-steps li{list-style:none;background:var(--bg-soft);border:1px solid var(--line);border-radius:18px;padding:14px}.download-steps li:before{counter-increment:item;content:counter(item);display:inline-grid;place-items:center;width:28px;height:28px;border-radius:10px;background:var(--primary);color:white;font-weight:800;margin-right:10px}.site-footer{margin-top:72px;background:#fff;border-top:1px solid var(--line);padding:34px 0 0}.footer-grid{display:grid;gap:24px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:10px}.footer-brand img{width:34px;height:34px;border-radius:10px}.site-footer p{color:var(--muted);margin:0}.site-footer h3{font-size:15px;margin:0 0 10px}.site-footer a{display:block;color:#667085;margin:7px 0}.footer-bottom{text-align:center;border-top:1px solid var(--line);margin-top:28px;padding:16px;color:#7B8794;font-size:13px}.gradient-bg{background:linear-gradient(180deg,#f6faff,#fff)}.center{text-align:center}.narrow{max-width:860px;margin:auto}.hero-actions{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.note{padding:16px;border-radius:18px;background:#F7FAFF;border:1px solid var(--line);color:#536073}
@media (min-width:640px){.highlight-bar{grid-template-columns:repeat(2,1fr)}.risk-grid,.info-grid,.check-grid{grid-template-columns:repeat(2,1fr)}.app-category-center{grid-template-columns:repeat(2,1fr)}.process-steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:920px){.nav-toggle{display:none}.main-nav{display:flex}.hero-grid{grid-template-columns:1.02fr .98fr}.launch-hero{padding:82px 0 58px}.highlight-bar{grid-template-columns:repeat(3,1fr)}.big-feature-card{grid-template-columns:1fr 1fr;padding:36px}.big-feature-card.reverse .feature-media{order:2}.process-steps{grid-template-columns:repeat(3,1fr)}.risk-grid{grid-template-columns:repeat(3,1fr)}.app-category-center{grid-template-columns:repeat(4,1fr)}.page-intro{grid-template-columns:1.1fr .9fr}.content-shell{grid-template-columns:minmax(0,1fr) 320px}.footer-grid{grid-template-columns:1.2fr .7fr .7fr}.section{padding:76px 0}.launch-card{padding:34px}.download-btn{min-width:150px}}
@media (max-width:420px){.container{width:min(100% - 24px,1120px)}.hero-visual{min-height:360px;border-radius:28px}.floating-label{font-size:12px;padding:7px 10px}.floating-label.two{top:80px}.floating-label.three{bottom:74px}.big-feature-card{border-radius:26px;padding:18px}.feature-media{min-height:220px}.article-card{padding:20px}.download-btn{width:100%}.hero-actions{width:100%}}