:root{--main:#2563eb;--dark:#1d4ed8;--line:#dbe1ea;--muted:#64748b}
*{box-sizing:border-box}
html,body{margin:0;min-height:100%;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans TC",sans-serif;background:#f5f7fb;color:#172033}
body{padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}
.wrap{max-width:720px;margin:auto;padding:14px}
.head{text-align:center;padding:10px 4px 4px}
.head h1{margin:0;color:var(--main);font-size:31px}
.head p{margin:6px 0;color:var(--muted);font-size:14px}
.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px;margin-top:12px;box-shadow:0 4px 18px rgba(15,23,42,.05)}
.topline{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap}
.stats{color:var(--muted);font-size:13px}
button{border:0;border-radius:12px;min-height:45px;padding:10px 14px;font-size:15px;font-weight:900;cursor:pointer}
.primary{background:var(--main);color:#fff}
.ghost{background:#fff;color:#334155;border:1px solid var(--line)}
.danger{background:#fee2e2;color:#991b1b}
.drawbox{min-height:370px;display:flex;flex-direction:column;justify-content:center;align-items:center;text-align:center}
.building{font-size:36px;font-weight:1000;color:var(--main);line-height:1.25}
.number{font-size:90px;font-weight:1000;letter-spacing:4px;min-height:100px;margin:24px 0;transition:.25s}
.number.rolling{filter:blur(14px);opacity:.25;transform:scale(1.08)}
.number.reveal{animation:reveal .7s ease}
@keyframes reveal{0%{transform:scale(.7);filter:blur(12px);opacity:.1}55%{transform:scale(1.18);filter:blur(0);opacity:1}100%{transform:scale(1)}}
.drawbtn{width:min(320px,100%);min-height:68px;font-size:25px}
.drawbtn:disabled{background:#e5e7eb!important;color:#9ca3af!important;cursor:not-allowed}
.status{margin-top:12px;color:var(--muted);font-size:14px}
.settings{display:none;border-top:1px solid #e5e7eb;margin-top:14px;padding-top:14px}
label{display:block;font-weight:900;margin:11px 0 6px}
input{width:100%;min-height:48px;border:1px solid #cbd5e1;border-radius:11px;padding:10px 12px;font-size:16px}
.hint{font-size:12px;color:var(--muted);line-height:1.5;margin-top:6px}
.actions{display:grid;grid-template-columns:1fr;gap:8px;margin-top:14px}
.soundrow{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#f8fafc;border:1px solid var(--line);border-radius:12px;padding:10px;margin-top:12px}
.tablewrap{max-height:310px;overflow:auto;border:1px solid var(--line);border-radius:12px;margin-top:12px}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:9px 6px;border-bottom:1px solid #e5e7eb;text-align:center}
th{position:sticky;top:0;background:#f1f5f9}
.empty{padding:25px;color:#94a3b8}
.overlay{position:fixed;inset:0;background:rgba(15,23,42,.58);display:none;align-items:center;justify-content:center;padding:14px;z-index:99}
.dialog{width:min(420px,100%);background:#fff;border-radius:18px;padding:20px}
.dialog h2{margin:0 0 8px}
.dialog-actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
@media(max-width:480px){.wrap{padding:10px}.building{font-size:31px}.number{font-size:78px}.drawbox{min-height:345px}.head h1{font-size:27px}}