:root{--bg:#f7f6fb;--card:#fff;--ink:#1f1d26;--muted:#66627a;--line:#e5e1ef;--accent:#6c56d9;--accent-ink:#5a43c9;--soft:#eeebfc;--hero1:#8e78f2;--hero2:#5636c8;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#121216;--card:#1c1c22;--ink:#f2f0f7;--muted:#aaa5bd;--line:#2e2c38;--accent:#9d8cf5;--accent-ink:#b9adff;--soft:#2a2550;color-scheme:dark}}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.7 system-ui,-apple-system,"PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif}
a{color:var(--accent-ink);text-underline-offset:4px;overflow-wrap:anywhere}
.wrap{width:min(100% - 32px,1040px);margin-inline:auto}
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:18px}
.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none;font-weight:700;font-size:19px;letter-spacing:.01em}
.brand img{width:34px;height:34px;border-radius:9px}
.top nav{display:flex;flex-wrap:wrap;gap:4px 18px;font-size:14px}
.top nav a{color:var(--muted);text-decoration:none}
.top nav a:hover,.top nav a[aria-current=page]{color:var(--ink)}
.hero{background:linear-gradient(135deg,var(--hero1),var(--hero2));color:#fff}
.hero .top nav a{color:rgba(255,255,255,.82)}
.hero .top nav a:hover{color:#fff}
.hero-body{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-block:40px 64px}
.hero h1{font-size:clamp(34px,6vw,56px);line-height:1.15;margin:0 0 14px;text-wrap:balance}
.hero p.lead{font-size:clamp(17px,2.4vw,20px);margin:0 0 28px;color:rgba(255,255,255,.9);max-width:30em}
.cta{display:flex;flex-wrap:wrap;gap:12px}
.btn{display:inline-flex;align-items:center;gap:8px;min-height:48px;padding:0 22px;border-radius:24px;font-weight:600;text-decoration:none}
.btn.primary{background:#fff;color:#4a2fb8}
.btn.ghost{border:1.5px solid rgba(255,255,255,.6);color:#fff}
.btn[aria-disabled=true]{cursor:default}
.phones{display:flex;justify-content:center;gap:16px}
.phone{width:min(46%,230px);border-radius:30px;padding:7px;background:#111116;box-shadow:0 24px 60px rgba(25,8,80,.35)}
.phone img{display:block;width:100%;height:auto;border-radius:24px}
.phones .phone:nth-child(2){transform:translateY(36px)}
section{padding-block:64px}
section h2{font-size:clamp(26px,4vw,36px);line-height:1.25;margin:0 0 10px;text-wrap:balance}
section p.sub{color:var(--muted);margin:0 0 36px;max-width:40em}
.features{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.feature{display:grid;grid-template-columns:120px minmax(0,1fr);gap:20px;align-items:center;background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px}
.feature img{width:120px;height:auto;border-radius:16px;border:4px solid #111116}
.feature h3{margin:0 0 6px;font-size:20px}
.feature p{margin:0;color:var(--muted)}
.safety{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.safety div{background:var(--soft);border-radius:18px;padding:18px}
.safety h3{margin:0 0 6px;font-size:17px}
.safety p{margin:0;color:var(--muted);font-size:15px}
footer{border-top:1px solid var(--line);padding-block:32px 48px;color:var(--muted);font-size:14px}
footer .links{display:flex;flex-wrap:wrap;gap:6px 20px;margin-bottom:12px}
footer .links a{color:var(--ink);text-decoration:none}
footer .links a:hover{text-decoration:underline}
footer p{margin:4px 0}
.doc{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:32px 40px;margin-block:8px 40px}
.doc h1{font-size:clamp(26px,5vw,36px);line-height:1.3;margin:0 0 20px}
.doc h2{font-size:21px;line-height:1.45;margin:32px 0 10px}
.doc p,.doc li{max-width:72ch}
.doc ul,.doc ol{padding-left:1.4em}
.meta{color:var(--muted);font-size:14px;margin:0 0 6px}
@media (max-width:820px){.hero-body{grid-template-columns:1fr;gap:32px;padding-block:16px 56px}.phone{width:min(42%,190px)}.phones .phone:nth-child(2){transform:translateY(24px)}.features{grid-template-columns:1fr}.safety{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.feature{grid-template-columns:88px minmax(0,1fr);gap:14px;padding:16px}.feature img{width:88px}.safety{grid-template-columns:1fr}.doc{padding:24px 20px;border-radius:18px}.top nav{gap:2px 12px}}