:root{--ink:#1f2937;--muted:#6b7280;--line:#e5e7eb;--bg:#f7f8fa;--card:#fff;--blue:#1f4e78;--green:#1b7f4b;--amber:#b45309;--red:#b91c1c;}
*{box-sizing:border-box}
body{margin:0;font-family:"Microsoft JhengHei","Noto Sans TC",Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:15px}
header.top{display:flex;align-items:center;justify-content:space-between;background:var(--blue);color:#fff;padding:10px 20px}
header.top a{color:#fff;text-decoration:none;margin-right:16px}
header.top .brand{font-weight:700;font-size:18px}
header.top .who{opacity:.85;margin-right:16px}
main{max-width:1400px;margin:0 auto;padding:16px 20px}
footer{color:var(--muted);font-size:12px;text-align:center;padding:20px}
h1{font-size:22px;margin:8px 0 14px}
h2{font-size:17px;margin:20px 0 8px;border-left:4px solid var(--blue);padding-left:8px}
.card{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:14px 16px;margin-bottom:14px}
.row{display:flex;gap:14px;flex-wrap:wrap}
.stat{background:var(--card);border:1px solid var(--line);border-radius:8px;padding:10px 16px;min-width:130px}
.stat b{display:block;font-size:24px}
.stat span{color:var(--muted);font-size:13px}
table{width:100%;border-collapse:collapse;background:var(--card)}
th,td{border-bottom:1px solid var(--line);padding:7px 8px;text-align:left;vertical-align:top;font-size:14px}
th{background:#f1f3f6;font-weight:600;white-space:nowrap}
tr:hover td{background:#fafbfd}
.badge{display:inline-block;padding:2px 8px;border-radius:12px;font-size:12px;white-space:nowrap}
.b-ok{background:#dcfce7;color:var(--green)}.b-warn{background:#fef3c7;color:var(--amber)}.b-no{background:#fee2e2;color:var(--red)}
.b-info{background:#e0ecf8;color:var(--blue)}.b-mute{background:#eef0f3;color:var(--muted)}
.tag{display:inline-block;border:1px solid var(--line);border-radius:4px;padding:0 5px;font-size:12px;margin:1px 2px 1px 0;color:#374151}
.flash{padding:10px 14px;border-radius:6px;margin-bottom:12px}
.flash.ok{background:#dcfce7;color:var(--green)}.flash.error{background:#fee2e2;color:var(--red)}.flash.message{background:#e0ecf8;color:var(--blue)}
form.inline{display:inline}
label{display:block;font-size:13px;color:var(--muted);margin:8px 0 3px}
input[type=text],input[type=date],input[type=password],input[type=number],select,textarea{width:100%;padding:7px 8px;border:1px solid #cbd5e1;border-radius:6px;font-size:14px;font-family:inherit}
textarea{min-height:90px}
button,.btn{background:var(--blue);color:#fff;border:0;border-radius:6px;padding:8px 14px;font-size:14px;cursor:pointer;text-decoration:none;display:inline-block}
button.secondary,.btn.secondary{background:#e5e7eb;color:var(--ink)}
button.danger{background:var(--red)}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:14px}
@media (max-width:900px){.grid2,.grid3{grid-template-columns:1fr}}
.muted{color:var(--muted)}
.small{font-size:12px}
.filters{display:flex;gap:10px;flex-wrap:wrap;align-items:end}
.filters label{margin:0 0 3px}
.filters > div{min-width:140px}
.reasons{color:var(--muted);font-size:12px}
.mono{font-family:Consolas,monospace}
pre{background:#f1f3f6;padding:10px;border-radius:6px;overflow:auto;font-size:12px}
.login{max-width:380px;margin:60px auto}