:root{
  --bg:#f5f6f8; --card:#ffffff; --line:#e3e6ec; --ink:#1d2430; --muted:#6b7686;
  --brand:#1f6feb; --brand-ink:#0f4bb3; --ok:#1a7f4b; --warn:#b25e04; --danger:#b3261e;
  --radius:12px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:15px;line-height:1.6;-webkit-text-size-adjust:100%}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%}

.top{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid var(--line)}
.top-in{max-width:1080px;margin:0 auto;padding:10px 16px;display:flex;align-items:center;gap:12px}
.brand{font-weight:700;font-size:17px;letter-spacing:.5px;white-space:nowrap}
.brand small{font-weight:400;color:var(--muted);font-size:12px;margin-left:6px}
.nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
.nav a{padding:6px 10px;border-radius:8px;color:var(--ink);font-size:14px}
.nav a.on{background:#eaf1ff;color:var(--brand-ink);font-weight:600}
.userbox{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.pill{display:inline-block;padding:1px 8px;border-radius:999px;background:#eef2f8;color:#42506a;font-size:12px}
.pill.super{background:#fdeaea;color:#8c1d18}
.pill.admin{background:#fff2dc;color:#7a4a00}
.pill.member{background:#e8f3ec;color:#14532d}

.wrap{max-width:1080px;margin:0 auto;padding:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin-bottom:14px}
.card h2{margin:0 0 12px;font-size:16px}
.muted{color:var(--muted);font-size:13px}
.grid{display:grid;gap:12px}
.stats{grid-template-columns:repeat(4,1fr)}
@media(max-width:720px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.stat .n{font-size:26px;font-weight:700;line-height:1.2}
.stat .t{color:var(--muted);font-size:12px}

.btn{display:inline-block;padding:9px 16px;border-radius:10px;border:1px solid var(--brand);
  background:var(--brand);color:#fff;font-size:14px;cursor:pointer;text-align:center}
.btn:hover{background:var(--brand-ink);text-decoration:none}
.btn.ghost{background:#fff;color:var(--brand-ink);border-color:var(--line)}
.btn.danger{background:#fff;color:var(--danger);border-color:#e8c4c1}
.btn.sm{padding:5px 10px;font-size:13px;border-radius:8px}
.btn.block{display:block;width:100%}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;
  background:#fff;font-size:15px;color:var(--ink);font-family:inherit}
input:focus,select:focus,textarea:focus{outline:2px solid #cfe0ff;border-color:var(--brand)}
label{display:block;font-size:13px;color:var(--muted);margin:10px 0 4px}
textarea{min-height:88px;resize:vertical}
.row{display:flex;gap:10px;flex-wrap:wrap}
.row>*{flex:1 1 160px}
.form-note{font-size:12px;color:var(--muted);margin-top:4px}

table{width:100%;border-collapse:collapse;font-size:13.5px}
th,td{padding:9px 8px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:12.5px;background:#fafbfd}
.table-wrap{overflow-x:auto}

.flash{padding:10px 14px;border-radius:10px;margin-bottom:12px;font-size:14px}
.flash.ok{background:#e8f6ee;color:#0f5132;border:1px solid #bfe3cd}
.flash.warn{background:#fff5e6;color:#7a4400;border:1px solid #f0d9b5}
.flash.error{background:#fdecea;color:#8c1d18;border:1px solid #f2c9c5}

.thumb{display:block;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:#f0f2f6}
.thumb img{display:block;width:100%;height:150px;object-fit:cover}
.thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}
@media(max-width:720px){.thumbs{grid-template-columns:repeat(2,1fr)}}
.thumb .cap{padding:6px 8px;font-size:12px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tag{display:inline-block;background:#eef2f8;border-radius:6px;padding:1px 6px;font-size:12px;color:#42506a;margin-right:4px}

.empty{padding:28px;text-align:center;color:var(--muted);font-size:14px}
.footer{padding:24px 16px 40px;text-align:center;color:var(--muted);font-size:12px}
.nav-mobile{display:none}
@media(max-width:720px){
  .nav{display:none}
  .nav-mobile{display:flex;position:fixed;bottom:0;left:0;right:0;background:#fff;border-top:1px solid var(--line);
    z-index:30;padding:6px 4px 8px;justify-content:space-around}
  .nav-mobile a{flex:1;text-align:center;font-size:13px;color:var(--ink);padding:6px 2px;border-radius:8px}
  .nav-mobile a.on{color:var(--brand-ink);font-weight:700;background:#eaf1ff}
  .wrap{padding:12px 12px 76px}
  .top-in{padding:8px 12px}
  .btn{padding:11px 16px}
}
@media print{
  .top,.nav-mobile,.footer,.no-print{display:none!important}
  .wrap{padding:0;max-width:none}
  .card{border:none;padding:0;margin:0}
  body{font-size:12.5pt}
}