:root{--bg:#f3f4f6;--card:#fff;--ink:#111827;--mut:#6b7280;--line:#e5e7eb;--pri:#1d4ed8;--ok:#047857;--bad:#b91c1c}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Tahoma,"Segoe UI",sans-serif;font-size:15px;line-height:1.8}
header.top{background:#111827;color:#fff;display:flex;gap:16px;align-items:center;padding:10px 20px;flex-wrap:wrap}
header.top b{font-size:1.05rem}header.top nav{display:flex;gap:4px;flex-wrap:wrap;flex:1}
header.top a{color:#d1d5db;text-decoration:none;padding:4px 12px;border-radius:6px}
header.top a.on,header.top a:hover{background:#374151;color:#fff}
header.top .who{font-size:.85rem;color:#9ca3af}
main{max-width:980px;margin:24px auto;padding:0 16px}
.card{background:var(--card);border-radius:12px;padding:20px 24px;box-shadow:0 2px 10px rgba(0,0,0,.05);margin-bottom:16px}
.center{min-height:100vh;display:grid;place-items:center;padding:16px}
.center .card{width:min(100%,400px)}
h1,h2{margin:0 0 12px;font-size:1.2rem}
label{display:block;margin:12px 0 4px;font-size:.88rem;color:#374151}
input,select,textarea{width:100%;padding:10px;border:1px solid #d1d5db;border-radius:8px;font:inherit;background:#fff}
textarea{min-height:110px}
button{padding:10px 18px;border:0;border-radius:8px;background:var(--pri);color:#fff;font:inherit;cursor:pointer}
button.ghost{background:#e5e7eb;color:var(--ink)}button:disabled{opacity:.6;cursor:wait}
.full{width:100%;margin-top:16px}
.msg{padding:10px 14px;border-radius:8px;margin:12px 0;font-size:.9rem}
.msg.err{background:#fef2f2;color:var(--bad)}.msg.ok{background:#ecfdf5;color:var(--ok)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.stat{background:#f9fafb;border:1px solid var(--line);border-radius:10px;padding:12px 16px}
.stat small{display:block;color:var(--mut)}.stat b{font-size:1.25rem}
table{width:100%;border-collapse:collapse;font-size:.9rem}
th,td{text-align:right;padding:8px 10px;border-bottom:1px solid var(--line)}th{color:var(--mut);font-weight:600}
td.num,th.num{direction:ltr;text-align:left}
code,.ltr{direction:ltr;unicode-bidi:plaintext;word-break:break-all}
.pager{display:flex;gap:8px;align-items:center;margin-top:12px}
.muted{color:var(--mut)}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}