:root{color-scheme:dark;font-family:"Noto Sans TC","Microsoft JhengHei",sans-serif;background:#061728;color:#edf7ff}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 90% 5%,#0a6088 0,transparent 24%),linear-gradient(150deg,#071a2d,#03101d)}.shell{width:min(920px,94vw);margin:0 auto;padding:28px 0 60px}.hero,.card{border:1px solid #55c9f3;border-radius:28px;background:rgba(5,24,40,.9);box-shadow:0 14px 50px #0008;padding:clamp(24px,5vw,48px);margin-bottom:28px}.hero{position:relative;overflow:hidden;display:grid;grid-template-columns:150px 1fr;gap:28px;align-items:center;isolation:isolate}.typhoon-hero{background:radial-gradient(circle at 78% 38%,rgba(34,173,255,.26),transparent 9%),radial-gradient(ellipse at 78% 38%,transparent 0 14%,rgba(29,136,221,.25) 15%,transparent 23%,rgba(16,103,190,.24) 32%,transparent 43%),linear-gradient(125deg,#020a14 0%,#04182b 48%,#062a4d 100%)}.vortex{position:absolute;z-index:-1;width:620px;height:620px;right:-145px;top:-235px;border-radius:50%;opacity:.75;background:repeating-conic-gradient(from 30deg,rgba(47,193,255,.52) 0deg,rgba(8,79,150,.08) 13deg,transparent 25deg,rgba(19,117,203,.35) 34deg,transparent 52deg);filter:blur(8px);animation:spin 45s linear infinite}.vortex:after{content:"";position:absolute;inset:22%;border:2px solid #51d5ff88;border-radius:50%;box-shadow:0 0 35px #29baff}.logo{position:relative;width:145px;height:145px;border-radius:24px;object-fit:contain;background:#fff;padding:8px;box-shadow:0 0 30px #48cfff55}.hero-copy{position:relative}.eyebrow{letter-spacing:.25em;color:#6dd7ff;font-weight:700}.hero h1{font-size:clamp(34px,6vw,58px);line-height:1.15;margin:.25em 0}.intro{position:relative;grid-column:2;color:#d4e5f1;font-size:1.13rem;line-height:1.65}.en{display:block;margin-top:.35em;color:#84a9c2;font-size:.55em;font-weight:500;letter-spacing:.035em;line-height:1.45}.intro .en,.card>p .en,.step .en,small .en{font-size:.8em}.card h2{font-size:clamp(30px,5vw,48px);margin:.35em 0}.card>p{color:#b8cad8;font-size:1.1rem}label{display:block;font-weight:700;margin:28px 0 12px}label .en{font-size:.75em}input{display:block;width:100%;margin-top:10px;padding:18px;border-radius:15px;border:1px solid #41657e;background:#020d17;color:#fff;font-size:1.15rem}input:focus{outline:2px solid #56cfff}button,.join{display:block;width:100%;border:0;border-radius:15px;padding:16px;margin-top:28px;background:linear-gradient(100deg,#65d2ff,#4779ef);color:#051426;font-weight:800;font-size:1.15rem;text-align:center;text-decoration:none;cursor:pointer}.button-en{display:block;font-size:.72em;margin-top:.25em;font-weight:650}.message{margin-top:20px;color:#ffcf70;white-space:pre-line}.success{margin-top:28px;padding:24px;border:1px solid #36d48e;border-radius:18px;background:#06271f}.code{font:800 2rem ui-monospace,monospace;letter-spacing:.2em;background:#020d17;border-radius:12px;padding:16px;text-align:center;color:#73f3bb}.step{line-height:1.7}small{display:block;color:#7891a4;margin-top:28px}@keyframes spin{to{transform:rotate(360deg)}}@media(prefers-reduced-motion:reduce){.vortex{animation:none}}@media(max-width:620px){.hero{grid-template-columns:82px 1fr;gap:18px}.logo{width:82px;height:82px}.intro{grid-column:1/-1}.vortex{right:-310px}.shell{padding-top:12px}.hero,.card{border-radius:20px;padding:22px}}
:root{--mobile-layout-v2:1}
@media(max-width:620px){body{background:linear-gradient(150deg,#071a2d,#03101d)}.shell{width:96vw;padding:8px 0 32px}.hero,.card{border-radius:16px;margin-bottom:14px;padding:16px}.hero{grid-template-columns:58px 1fr;gap:12px}.logo{width:58px;height:58px;border-radius:13px;padding:4px}.eyebrow{font-size:.65rem;letter-spacing:.16em;margin:0 0 5px}.hero h1{font-size:1.55rem;line-height:1.08;margin:0}.hero h1 .en{font-size:.48em;margin-top:5px}.intro{grid-column:1/-1;margin:3px 0 0;font-size:.86rem;line-height:1.45}.intro .en{font-size:.78em;line-height:1.35;margin-top:5px}.vortex{width:340px;height:340px;right:-155px;top:-145px;filter:blur(5px)}.card h2{font-size:1.65rem;margin:.25em 0}.card>p{font-size:.9rem;line-height:1.45;margin:8px 0 14px}.card>p .en{font-size:.78em}.card .eyebrow{margin-top:0}label{font-size:.95rem;margin:16px 0 8px}label .en{font-size:.7em;margin-top:2px}input{font-size:1rem;padding:13px;margin-top:7px;border-radius:11px}button,.join{font-size:1rem;padding:13px;margin-top:18px;border-radius:11px}.button-en{font-size:.68em}.success{margin-top:18px;padding:16px}.code{font-size:1.6rem;padding:12px}small{margin-top:18px;font-size:.72rem}}
.admin-summary{margin:20px 0}.admin-summary>p{color:#b8cad8}.admin-search{max-width:620px;margin:18px 0 8px}.admin-search input{margin-top:8px}.filter-count{min-height:1.5em;color:#84a9c2}.table-wrap{overflow:auto;border:1px solid #284b63;border-radius:14px}#bindings{width:100%;border-collapse:collapse;min-width:940px}#bindings th,#bindings td{padding:12px 10px;border-bottom:1px solid #19384d;text-align:left;vertical-align:middle}#bindings th{position:sticky;top:0;background:#09243a;color:#dff7ff}#bindings tbody tr:hover{background:#0b2a42}#bindings td button{width:auto;min-width:92px;margin:0;padding:9px 12px;font-size:.9rem}
@media(max-width:360px){.hero{grid-template-columns:50px 1fr}.logo{width:50px;height:50px}.hero h1{font-size:1.35rem}.intro{font-size:.8rem}.card h2{font-size:1.45rem}}
:root{--warning-border:#ffb547}.warning{margin-top:18px;padding:16px;border:2px solid var(--warning-border);border-radius:14px;background:#3a250d;color:#fff3d7}.warning>strong{display:block;font-size:1.15rem}.warning p{margin:10px 0 0}.step-title{font-weight:800;margin:20px 0 6px}.secondary{background:linear-gradient(100deg,#36d58d,#13b66f)}.send-note{color:#a9c1d2;line-height:1.5;margin-bottom:0}

/* admin-fit-columns-v1 */
#bindings {
  width:100%;
  min-width:0;
  table-layout:fixed;
}
#bindings th, #bindings td {
  box-sizing:border-box;
  padding:10px 5px;
  white-space:normal;
  overflow-wrap:anywhere;
  font-size:clamp(11px, .85vw, 14px);
}
#bindings th:nth-child(1) { width:8%; }
#bindings th:nth-child(2) { width:8%; }
#bindings th:nth-child(3) { width:14%; }
#bindings th:nth-child(4) { width:10%; }
#bindings th:nth-child(5) { width:13%; }
#bindings th:nth-child(6) { width:14%; }
#bindings th:nth-child(7) { width:8%; }
#bindings th:nth-child(8) { width:14%; }
#bindings th:nth-child(9) { width:11%; }
#bindings td button {
  box-sizing:border-box;
  width:100%;
  min-width:0;
  max-width:100%;
  padding:8px 3px;
  font-size:inherit;
  white-space:normal;
  overflow-wrap:anywhere;
}