:root{--bg:#0f172a;--card:#ffffff;--muted:#64748b;--text:#0f172a;--primary:#0f766e;--primary-dark:#115e59;--line:#e2e8f0;--danger:#b91c1c;--ok:#047857}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Noto Sans TC,PingFang TC,sans-serif;color:var(--text);background:linear-gradient(135deg,#10202f,#1e1b4b 60%,#0f766e);min-height:100vh}a{color:var(--primary-dark)}.hero{color:white;max-width:1080px;margin:0 auto;padding:56px 20px 24px}.hero h1{font-size:clamp(34px,6vw,62px);margin:0 0 12px;letter-spacing:.04em}.hero p{font-size:20px;line-height:1.7;max-width:820px}.badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}.badge{background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.24);padding:8px 12px;border-radius:999px}.container{max-width:1080px;margin:0 auto;padding:20px}.grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;align-items:start}.card{background:var(--card);border-radius:24px;padding:28px;box-shadow:0 24px 70px rgba(15,23,42,.22)}.card h2{margin-top:0}.agenda{list-style:none;padding:0;margin:0}.agenda li{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.agenda li:last-child{border-bottom:0}.time{color:var(--primary-dark);font-weight:700}.form{display:grid;gap:16px}.field{display:grid;gap:7px}label{font-weight:700}input,select,textarea{width:100%;border:1px solid #cbd5e1;border-radius:12px;padding:11px 12px;font:inherit;background:#fff}textarea{min-height:110px;resize:vertical}.help{color:var(--muted);font-size:14px;line-height:1.5}.warning{color:var(--danger);font-weight:700}.checkbox{display:flex;align-items:flex-start;gap:10px;font-weight:400}.checkbox input{width:auto;margin-top:4px}.button,button{border:0;background:var(--primary);color:white;padding:12px 18px;border-radius:12px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;justify-content:center}.button:hover,button:hover{background:var(--primary-dark)}button:disabled{background:#cbd5e1;color:#64748b;cursor:not-allowed}button.secondary{background:#475569}button.danger{background:#b91c1c}.alert{border-radius:14px;padding:14px 16px;margin:16px 0;background:#ecfeff;border:1px solid #67e8f9}.alert.error{background:#fef2f2;border-color:#fecaca;color:var(--danger)}.admin-shell{max-width:1280px;margin:0 auto;padding:24px}.admin-header{display:flex;justify-content:space-between;align-items:center;color:white;margin-bottom:18px}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;background:white;border-radius:16px;overflow:hidden}td,th{padding:12px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}th{background:#f8fafc}.status{display:inline-block;padding:4px 8px;border-radius:999px;background:#e0f2fe;font-size:13px;font-weight:700}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}.stat{background:white;border-radius:16px;padding:14px}.stat strong{display:block;font-size:28px}.modal-backdrop{position:fixed;inset:0;z-index:50;display:grid;place-items:center;padding:20px;background:rgba(15,23,42,.62)}.modal-card{width:min(560px,100%);background:white;border-radius:24px;padding:24px;box-shadow:0 30px 90px rgba(15,23,42,.38)}.modal-header{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}.modal-header h2{margin:0}.countdown-box{border-radius:16px;padding:18px;margin:18px 0;text-align:center;font-size:24px;font-weight:900;background:#f8fafc;border:1px solid var(--line)}@media (max-width:860px){.agenda li,.grid{grid-template-columns:1fr}.agenda li{gap:4px}.card{padding:22px}}