:root{
  --bg:#f2f5f9;
  --card:#ffffff;
  --ink:#16212e;
  --ink-2:#5a6b7d;
  --line:#e3e9f0;
  --brand:#1668dc;
  --brand-d:#0f4fab;
  --hot:#ef3b2c;
  --hot-2:#ff7a18;
  --ok:#16a34a;
  --warn:#f59e0b;
  --radius:16px;
  --shadow:0 6px 24px rgba(22,33,46,.07);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased;
  min-height:100vh;
}
.boot{padding:60px 20px;text-align:center;color:var(--ink-2)}
a{color:var(--brand);text-decoration:none}

/* ---------- toast ---------- */
.toast{
  position:fixed;left:50%;top:18px;transform:translate(-50%,-160%);
  background:rgba(22,33,46,.94);color:#fff;padding:10px 18px;border-radius:999px;
  font-size:14px;z-index:999;transition:transform .25s ease,opacity .25s ease;opacity:0;
  max-width:90vw;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.2)
}
.toast.show{transform:translate(-50%,0);opacity:1}
.toast.err{background:#c42a1a}
.toast.ok{background:#177a45}

/* ---------- 首页 ---------- */
.home{max-width:720px;margin:0 auto;padding:32px 20px}
.home h1{font-size:22px;margin:0 0 4px}
.home .today{color:var(--ink-2);font-size:14px;margin-bottom:22px}
.entry-grid{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(200px,1fr))}
.entry{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);transition:transform .15s ease,border-color .15s ease
}
.entry:hover{transform:translateY(-2px);border-color:var(--brand)}
.entry .ico{font-size:26px;line-height:1}
.entry .t{font-size:17px;font-weight:700;margin-top:10px}
.entry .d{color:var(--ink-2);font-size:13px;margin-top:6px;line-height:1.6}

/* ---------- 通用 ---------- */
.head{
  background:linear-gradient(135deg,var(--brand),#2b8ee8);color:#fff;
  padding:18px 20px 22px;box-shadow:0 4px 18px rgba(22,104,220,.18)
}
.head .venue{font-size:20px;font-weight:700;letter-spacing:.5px}
.head .sub{font-size:13px;opacity:.85;margin-top:4px}
.head-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.link-btn{background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.3);color:#fff;
  padding:6px 12px;border-radius:999px;font-size:13px;cursor:pointer}
.link-btn:hover{background:rgba(255,255,255,.3)}

/* ---------- 取号端 ---------- */
.take{max-width:520px;margin:0 auto;padding:0 16px 30px}
.take-panel{margin-top:-14px;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px 20px}
.now-line{display:flex;justify-content:space-between;align-items:center;gap:10px;
  background:#f6f9ff;border:1px solid #e0ecff;border-radius:12px;padding:12px 14px;margin-bottom:18px}
.now-line .k{font-size:13px;color:var(--ink-2)}
.now-line .v{font-size:22px;font-weight:800;letter-spacing:1px;color:var(--brand)}
.big-take{
  width:100%;border:0;border-radius:20px;padding:30px 10px;cursor:pointer;color:#fff;
  background:linear-gradient(135deg,var(--hot-2),var(--hot));
  font-size:26px;font-weight:800;letter-spacing:2px;
  box-shadow:0 10px 24px rgba(239,59,44,.28);transition:transform .12s ease
}
.big-take:active{transform:scale(.985)}
.big-take[disabled]{filter:grayscale(.6);opacity:.7;cursor:not-allowed}
.tiny-hint{text-align:center;color:var(--ink-2);font-size:13px;margin-top:12px;line-height:1.7}

.ticket-card{border-radius:18px;padding:20px;text-align:center;border:2px solid var(--line);background:#fff}
.ticket-card .t-label{font-size:14px;color:var(--ink-2)}
.ticket-card .t-no{font-size:66px;font-weight:900;letter-spacing:3px;line-height:1.1;margin:6px 0 4px;color:var(--ink)}
.ticket-card .t-status{display:inline-block;font-size:15px;font-weight:700;padding:6px 16px;border-radius:999px}
.metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}
.metrics div{background:#f7f9fc;border-radius:12px;padding:12px 6px}
.metrics span{display:block;font-size:22px;font-weight:800}
.metrics label{display:block;font-size:12px;color:var(--ink-2);margin-top:2px}
.t-foot{margin-top:14px;color:var(--ink-2);font-size:13px}
.s-waiting .t-status{background:#eaf2ff;color:var(--brand-d)}
.s-serving{border-color:var(--hot);background:#fff6f4;animation:pulse 1.6s infinite}
.s-serving .t-status{background:var(--hot);color:#fff}
.s-serving .t-no{color:var(--hot)}
.s-done .t-status{background:#e8f7ee;color:var(--ok)}
.s-skipped .t-status{background:#fdf1e0;color:#b5720a}
.skipped-note{margin-top:12px;background:#fdf1e0;color:#8a5a08;padding:10px 12px;border-radius:10px;font-size:13px}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(239,59,44,.25)}50%{box-shadow:0 0 0 12px rgba(239,59,44,0)}}
.btn-mini{width:100%;margin-top:14px;background:#fff;border:1px solid var(--line);border-radius:12px;
  padding:11px;color:var(--ink-2);font-size:14px;cursor:pointer}
.btn-mini:hover{border-color:var(--brand);color:var(--brand)}
.notice{margin-top:14px;background:#fffaf0;border:1px solid #f6e2bd;color:#8a5a08;
  border-radius:10px;padding:10px 12px;font-size:13px;line-height:1.6}
.take-foot{text-align:center;color:#93a2b3;font-size:12px;margin-top:18px;line-height:1.8}

/* ---------- 管理端 ---------- */
.admin{max-width:1080px;margin:0 auto;padding:0 16px 40px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:18px;margin-top:14px}
.panel h3{margin:0 0 12px;font-size:15px;display:flex;align-items:center;gap:8px}
.grid-2{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));align-items:start}
.login{max-width:380px;margin:60px auto;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 22px;text-align:center}
.login h2{margin:0 0 6px;font-size:19px}
.login p{margin:0 0 18px;color:var(--ink-2);font-size:13px}

.cur-no{font-size:74px;font-weight:900;line-height:1.05;letter-spacing:3px;color:var(--brand);text-align:center}
.cur-no.empty{color:#c3ceda;font-size:46px}
.cur-hint{text-align:center;color:var(--ink-2);font-size:14px;margin-top:6px;min-height:22px}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;justify-content:center}
.btn{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:12px;
  padding:12px 18px;font-size:15px;cursor:pointer;transition:.15s}
.btn:hover{border-color:var(--brand);color:var(--brand)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:700}
.btn.primary:hover{background:var(--brand-d);color:#fff}
.btn.danger{color:var(--hot);border-color:#f7cfc9}
.btn.danger:hover{background:var(--hot);color:#fff}
.btn.ghost{background:#f7f9fc}
.btn[disabled]{opacity:.6;cursor:not-allowed}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin-top:0}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center}
.stat span{display:block;font-size:26px;font-weight:800}
.stat label{display:block;font-size:12px;color:var(--ink-2);margin-top:2px}

table{width:100%;border-collapse:collapse;font-size:14px}
th,td{padding:9px 8px;text-align:left;border-bottom:1px solid var(--line)}
th{color:var(--ink-2);font-weight:600;font-size:13px}
td.no{font-weight:800;letter-spacing:1px}
.row-act{text-align:right;white-space:nowrap}
.mini{border:1px solid var(--line);background:#fff;border-radius:8px;padding:5px 10px;font-size:12px;cursor:pointer;color:var(--ink-2)}
.mini:hover{border-color:var(--hot);color:var(--hot)}
.empty-tip{text-align:center;color:#93a2b3;padding:22px 0;font-size:14px}

input[type=text],input[type=password],input[type=number]{
  width:100%;border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:15px;
  background:#fff;color:var(--ink);outline:none
}
input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(22,104,220,.12)}
.field{margin-bottom:12px}
.field label{display:block;font-size:13px;color:var(--ink-2);margin-bottom:6px}
.inline{display:flex;gap:10px}
.inline .field{flex:1;margin-bottom:0}
.save-row{margin-top:14px;display:flex;gap:10px;flex-wrap:wrap}
.code-tip{font-size:12px;color:var(--ink-2);margin-top:8px;line-height:1.6}

.qr-wrap{text-align:center}
#qrBox img{width:220px;height:220px;image-rendering:pixelated}
.qr-box-inner{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px}
.qr-title{font-weight:700;margin-top:10px}
.qr-sub{color:var(--ink-2);font-size:12px;margin-top:2px}

/* ---------- 大屏 ---------- */
.board{min-height:100vh;background:linear-gradient(160deg,#0f2d5c,#1668dc);color:#fff;padding:24px 28px;display:flex;flex-direction:column}
.board .br-top{display:flex;justify-content:space-between;align-items:center;font-size:20px;opacity:.95}
.board .clock{font-size:22px;font-variant-numeric:tabular-nums}
.board-main{flex:1;display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:center}
@media (max-width:820px){.board-main{grid-template-columns:1fr}}
.bm-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:24px;padding:40px 30px;text-align:center}
.bm-label{font-size:22px;opacity:.9;letter-spacing:2px}
.bm-no{font-size:clamp(80px,16vw,190px);font-weight:900;letter-spacing:6px;line-height:1.05;margin-top:6px;
  color:#ffd66b;text-shadow:0 8px 30px rgba(0,0,0,.25)}
.bm-no.empty{color:rgba(255,255,255,.35);font-size:clamp(40px,8vw,90px)}
.bm-side{display:flex;flex-direction:column;gap:16px}
.bm-box{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:18px;padding:20px}
.bm-box .k{font-size:16px;opacity:.85}
.bm-box .v{font-size:34px;font-weight:800;margin-top:4px}
.bm-next{display:flex;gap:10px;flex-wrap:wrap;margin-top:8px}
.bm-next span{background:rgba(255,255,255,.16);border-radius:10px;padding:6px 12px;font-weight:700;font-size:20px;letter-spacing:1px}
.br-foot{margin-top:18px;display:flex;justify-content:space-between;align-items:flex-end;gap:20px;flex-wrap:wrap}
.br-hist{font-size:18px;opacity:.85}
.br-qr{background:#fff;border-radius:12px;padding:8px;text-align:center;color:#16212e}
.br-qr img{width:104px;height:104px;display:block;image-rendering:pixelated}
.br-qr .qt{font-size:12px;font-weight:700;margin-top:4px}

/* ---------- 打印（只打印二维码） ---------- */
@media print{
  body{background:#fff}
  body>*{display:none !important}
  #printArea, #printArea *{display:block !important}
  #printArea{position:static !important;padding:0;margin:0;text-align:center}
  #printArea .qr-title{font-size:18px;margin-top:8px}
}
#printArea{display:none}