:root{--p:#4F46E5;--p2:#4338CA;--pl:#EEF2FF;--ink:#111827;--mut:#6B7280;--line:#E5E7EB;--bg:#F9FAFB;--amb:#F59E0B}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.75 -apple-system,BlinkMacSystemFont,"PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif;color:var(--ink);background:#fff}
a{color:var(--p)}a:hover{color:var(--p2)}
.wrap{max-width:1040px;margin:0 auto;padding:0 20px}
header.top{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--ink);text-decoration:none}.brand img{width:32px;height:32px}
nav.m{display:flex;gap:18px;align-items:center;font-size:14px}nav.m a{color:#374151;text-decoration:none}nav.m a:hover{color:var(--p)}
.btn{display:inline-block;background:var(--p);color:#fff!important;text-decoration:none;padding:10px 20px;border-radius:10px;font-weight:600;border:0;cursor:pointer;font-size:15px}
.btn:hover{background:var(--p2)}.btn.ghost{background:#fff;color:var(--p)!important;border:1px solid var(--p)}
.hero{background:linear-gradient(180deg,var(--pl),#fff);padding:64px 0 48px}
.hero h1{font-size:clamp(28px,5vw,44px);line-height:1.25;margin:0 0 14px}
.hero p.lead{font-size:18px;color:#374151;max-width:640px;margin:0 0 24px}
.pill{display:inline-block;font-size:13px;background:#fff;border:1px solid #C7D2FE;color:var(--p2);padding:3px 12px;border-radius:99px;margin-bottom:16px}
section{padding:48px 0}section.alt{background:var(--bg)}
h2{font-size:26px;margin:0 0 10px}h3{font-size:18px;margin:0 0 6px}
.sub{color:var(--mut);margin:0 0 28px}
.grid{display:grid;gap:16px}.g3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.g2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.card .ic{font-size:26px}.card p{margin:6px 0 0;color:#4B5563;font-size:15px}
.card a.more{display:inline-block;margin-top:10px;font-size:14px}
.tl{border-left:3px solid #C7D2FE;margin:8px 0 0 8px;padding-left:20px}
.tl .ev{position:relative;margin-bottom:18px}.tl .ev:before{content:"";position:absolute;left:-28px;top:7px;width:12px;height:12px;border-radius:50%;background:var(--p);border:2px solid #fff}
.tl .d{font-size:13px;color:var(--mut)}.tl .src{font-size:12px;color:var(--mut)}
.ai{background:var(--pl);border-radius:10px;padding:10px 14px;font-size:14px;margin-top:6px}
.note{font-size:13px;color:var(--mut)}
.warn{background:#FFFBEB;border:1px solid #FDE68A;border-radius:12px;padding:14px 18px;font-size:15px}
table.pr{width:100%;border-collapse:collapse;font-size:15px}table.pr th,table.pr td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}table.pr th{background:var(--bg)}
.steps{counter-reset:s;display:grid;gap:14px}.steps .card{position:relative;padding-left:58px}.steps .card:before{counter-increment:s;content:counter(s);position:absolute;left:18px;top:18px;width:28px;height:28px;border-radius:50%;background:var(--p);color:#fff;text-align:center;line-height:28px;font-weight:700}
form.wl{background:#fff;border:1px solid #C7D2FE;border-radius:16px;padding:22px;max-width:560px;box-shadow:0 8px 24px rgba(79,70,229,.08)}
form.wl label{display:block;font-size:14px;font-weight:600;margin:12px 0 4px}
form.wl input[type=email],form.wl select,form.wl textarea{width:100%;font:inherit;padding:10px 12px;border:1px solid #D1D5DB;border-radius:10px;background:#fff}
form.wl .hp{position:absolute;left:-9999px;height:0;overflow:hidden}
form.wl .msg{margin-top:12px;font-size:14px}form.wl .ok{color:#047857}form.wl .bad{color:#B91C1C}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}.faq summary{cursor:pointer;font-weight:600}.faq p{margin:8px 0 0;color:#4B5563}
footer{background:#111827;color:#9CA3AF;padding:32px 0;font-size:14px}footer a{color:#C7D2FE}footer .cols{display:flex;gap:24px;flex-wrap:wrap;justify-content:space-between}
.prose{max-width:720px}.prose h2{margin-top:28px;font-size:20px}.prose li{margin:4px 0}
@media(max-width:640px){nav.m a.hide{display:none}.hero{padding:40px 0 32px}}