:root{--navy:#0f2a44;--ice:#e8f2fb;--accent:#e2483d;--line:#06c755;--muted:#5d6b7a}
*{box-sizing:border-box}body{margin:0;font-family:-apple-system,"PingFang TC","Noto Sans TC","Microsoft JhengHei",sans-serif;color:#1b2733;background:#f7fafc;line-height:1.6}
a{color:var(--navy)}header.top{position:sticky;top:0;z-index:10;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:10px 16px}
.brand b{font-size:18px;letter-spacing:2px}.brand small{display:block;font-size:11px;letter-spacing:3px;opacity:.55}
nav.tabs{display:flex;gap:6px;overflow-x:auto;padding:8px 12px;background:#fff;border-bottom:1px solid #dde6ee;position:sticky;top:56px;z-index:9}
nav.tabs a{flex:none;text-decoration:none;font-size:14px;padding:6px 12px;border-radius:99px;background:var(--ice)}
.hero{position:relative;color:#fff;min-height:560px;display:flex;align-items:flex-end;background:#0f2a44 center/cover no-repeat}
.hero:before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,42,68,.25) 0%,rgba(15,42,68,.35) 35%,rgba(15,42,68,.9))}
.hero .in{position:relative;padding:28px 18px}.hero h1{margin:0;font-size:44px;line-height:1.2;letter-spacing:3px;font-weight:900;text-shadow:0 3px 14px rgba(0,0,0,.55)}.hero .sub{font-size:13px;letter-spacing:5px;opacity:.55;margin:4px 0 6px}.hero p{margin:4px 0 12px}
.certs{display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:8px 0;list-style:none}.certs li{background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.5);border-radius:6px;padding:3px 8px;font-size:13px}
.coach .certs li{background:var(--ice);border-color:#c5d7e8;color:var(--navy)}
.btn{display:inline-block;background:var(--accent);color:#fff;text-decoration:none;border:0;border-radius:10px;padding:12px 18px;font-size:16px;font-weight:600;cursor:pointer}
.btn.ghost{background:#fff;color:var(--navy)}
section{padding:26px 16px;max-width:760px;margin:auto}section h2{margin:0 0 12px;font-size:22px;color:var(--navy);border-left:5px solid var(--accent);padding-left:10px}
.card{background:#fff;border-radius:14px;box-shadow:0 2px 10px rgba(15,42,68,.07);padding:14px 16px;margin:10px 0}
.card h3{margin:0 0 4px;font-size:17px}.price{color:var(--accent);font-weight:700;font-size:18px}.muted{color:var(--muted);font-size:13px}
.badge{display:inline-block;background:#fff3cd;color:#7a5600;border-radius:8px;padding:8px 12px;font-size:14px;margin:6px 0}
table{width:100%;border-collapse:collapse;font-size:13px;background:#fff}th,td{border:1px solid #dde6ee;padding:6px 5px;text-align:right}th{background:var(--ice);text-align:center}td:first-child{text-align:left}
.coach{display:flex;gap:14px;align-items:flex-start}.coach img{width:96px;height:120px;object-fit:cover;border-radius:10px}
form label{display:block;font-weight:600;margin:12px 0 4px;font-size:15px}form input,form select,form textarea{width:100%;padding:11px;border:1px solid #c5d3df;border-radius:10px;font-size:16px;background:#fff}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}.chk{display:flex;gap:8px;align-items:flex-start;font-weight:400}.chk input{width:auto;margin-top:5px}
.line-fab{position:fixed;right:16px;bottom:18px;z-index:20;background:var(--line);color:#fff;border-radius:99px;padding:12px 18px;font-weight:700;text-decoration:none;box-shadow:0 4px 14px rgba(0,0,0,.25)}
footer{background:var(--navy);color:#cfdbe6;font-size:13px;padding:20px 16px 80px}footer a{color:#fff}
.msg{padding:10px;border-radius:8px;margin-top:10px}.msg.ok{background:#e1f7e7}.msg.err{background:#fde3e1}
.urgent{background:rgba(226,72,61,.92);border-radius:10px;padding:8px 12px;margin:10px 0 14px;font-weight:700;font-size:15px}#countdown{font-size:14px;font-weight:400}
.pkg h3{font-size:18px}.pkg ul{margin:6px 0;padding-left:20px;font-size:14px}.pkg .price{font-size:24px}.pkg .from{font-size:13px;color:var(--muted);font-weight:400}
.steps{display:flex;gap:4px;margin:10px 0}.steps span{flex:1;text-align:center;font-size:12px;padding:6px 2px;border-radius:6px;background:#e3eaf1;color:var(--muted)}.steps span.on{background:var(--navy);color:#fff}
fieldset{border:0;padding:0;margin:0}legend{font-weight:700;color:var(--navy);font-size:17px}
.pills{display:flex;gap:8px}.pills label{flex:1;margin:0;font-weight:400;border:1px solid #c5d3df;border-radius:10px;padding:10px;text-align:center;background:#fff}.pills input{width:auto;margin-right:4px}
.nav2{display:flex;gap:10px;margin-top:16px}.nav2 .btn{flex:1}
pre#summary{white-space:pre-wrap;background:var(--ice);border-radius:10px;padding:12px;font-size:14px;font-family:inherit}
.line-btn{background:var(--line);width:100%}
details.card summary{font-weight:700;cursor:pointer}details.card p{margin:8px 0 0;font-size:14px}
[hidden]{display:none!important}