:root{--bg:#0b1220;--panel:#111a2e;--line:#22304d;--text:#e6ecf7;--muted:#93a1bd;--acc:#38bdf8;--acc2:#22c55e;--warn:#f59e0b;--bad:#ef4444;--r:14px}
*{box-sizing:border-box}html,body{margin:0}body{background:radial-gradient(1200px 600px at 80% -10%,#15305a 0,transparent 60%),var(--bg);color:var(--text);font:16px/1.6 -apple-system,BlinkMacSystemFont,"PingFang HK","Noto Sans HK","Microsoft JhengHei",sans-serif;min-height:100vh}
a{color:var(--acc)}.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.nav{display:flex;align-items:center;gap:12px;padding:16px 0}.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;color:var(--text);text-decoration:none}.logo svg{width:32px;height:32px}.logo small{display:block;font-weight:500;font-size:11px;color:var(--muted);letter-spacing:.08em}
.nav .sp{flex:1}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid var(--line);background:#16223b;color:var(--text);padding:10px 16px;border-radius:10px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;min-height:44px}
.btn.pri{background:linear-gradient(135deg,#0ea5e9,#2563eb);border-color:transparent}.btn.ok{background:#15803d;border-color:transparent}.btn.bad{background:#7f1d1d;border-color:#991b1b}.btn.sm{padding:6px 10px;min-height:34px;font-size:14px}.btn:disabled{opacity:.55;cursor:wait}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;padding:40px 0 30px}.hero h1{font-size:40px;line-height:1.2;margin:0 0 14px}.hero p{color:var(--muted);font-size:18px;margin:0 0 22px}.hero .cta{display:flex;gap:12px;flex-wrap:wrap}
.art{background:linear-gradient(160deg,#13213d,#0c1629);border:1px solid var(--line);border-radius:22px;padding:18px}.art svg{width:100%;height:auto;display:block}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:26px 0}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:20px}.card h3{margin:0 0 6px;font-size:18px}.card p{margin:0;color:var(--muted)}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.steps div{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px}.steps div::before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:#1e3a8a;margin-right:8px;font-weight:700}
.price{font-size:40px;font-weight:800}.price small{font-size:16px;color:var(--muted);font-weight:500}
.demo{display:inline-block;background:#422006;color:#fcd34d;border:1px solid #92400e;border-radius:999px;padding:2px 10px;font-size:13px;font-weight:700}
footer.f{color:var(--muted);font-size:13px;padding:30px 0 40px;border-top:1px solid var(--line);margin-top:40px}
.auth{max-width:440px;margin:30px auto;padding:26px}.auth h1{margin:0 0 4px;font-size:26px}.auth .sub{color:var(--muted);margin:0 0 18px}
label{display:block;font-size:14px;color:var(--muted);margin:12px 0 6px}input,select{width:100%;font:inherit;color:var(--text);background:#0b1426;border:1px solid var(--line);border-radius:10px;padding:11px 12px;min-height:46px}input:focus,select:focus{outline:2px solid #2563eb;border-color:transparent}
.phone{display:grid;grid-template-columns:118px 1fr;gap:8px}.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.full{width:100%;margin-top:18px}
.msg{border-radius:10px;padding:10px 12px;margin:12px 0;font-size:15px}.msg.err{background:#3b0d0d;border:1px solid #7f1d1d;color:#fecaca}.msg.info{background:#0c2a43;border:1px solid #1d4ed8;color:#bfdbfe}.msg.ok{background:#052e16;border:1px solid #166534;color:#bbf7d0}.msg.warn{background:#3a2405;border:1px solid #92400e;color:#fde68a}
.hide{display:none!important}.muted{color:var(--muted)}.code{letter-spacing:.5em;font-size:22px;text-align:center}
table{width:100%;border-collapse:collapse;font-size:14px}th,td{text-align:left;padding:9px 8px;border-bottom:1px solid var(--line);vertical-align:top}th{color:var(--muted);font-weight:600}
.tag{display:inline-block;border-radius:6px;padding:1px 8px;font-size:12px;font-weight:700}.tag.pending{background:#422006;color:#fcd34d}.tag.approved{background:#052e16;color:#86efac}.tag.rejected,.tag.revoked{background:#3b0d0d;color:#fca5a5}.tag.admin{background:#1e3a8a;color:#bfdbfe}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0}.tabs button{border:1px solid var(--line);background:#0f1a30;color:var(--text);border-radius:999px;padding:6px 14px;font:inherit;cursor:pointer}.tabs button.on{background:#1d4ed8;border-color:#1d4ed8}
.dev{font-size:13px;color:var(--muted)}.dev li{margin:2px 0}
.faq details{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:10px 0}.faq summary{cursor:pointer;font-weight:700}.faq p,.faq li{color:#c9d3e6}
@media (max-width:820px){.hero{grid-template-columns:1fr;padding-top:16px}.hero h1{font-size:30px}.grid3,.steps{grid-template-columns:1fr}.nav .hide-s{display:none}.tbl{overflow-x:auto}table{min-width:620px}}