:root{--bg:#f4f6f9;--card:#fff;--ink:#1f2937;--mut:#6b7280;--navy:#1f3a5f;--teal:#2a9d8f;--red:#c0392b;--line:#e5e7eb}
@media (prefers-color-scheme:dark){:root{--bg:#111827;--card:#1f2937;--ink:#e5e7eb;--mut:#9ca3af;--line:#374151}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
header{background:var(--navy);color:#fff;padding:0 20px;display:flex;align-items:center;gap:6px;flex-wrap:wrap;min-height:56px}
header b{margin-right:18px;font-size:18px}
header a{color:#cfe0f3;text-decoration:none;padding:8px 12px;border-radius:8px}
header a:hover,header a.on{background:rgba(255,255,255,.16);color:#fff}
header .sp{flex:1}
main{max-width:1100px;margin:24px auto;padding:0 16px}
h1{font-size:26px;margin:0 0 6px}
.sub{color:var(--mut);margin:0 0 20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:20px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px;margin-bottom:20px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px}
.stat .v{font-size:28px;font-weight:700}.stat .l{color:var(--mut);font-size:14px}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
th{color:var(--mut);font-weight:600;font-size:14px}
tr:hover td{background:rgba(42,157,143,.06)}
a{color:var(--teal)}
label{display:block;font-weight:600;margin:12px 0 4px}
input,select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:8px;font:inherit;background:var(--bg);color:var(--ink)}
textarea{min-height:140px}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px}
button,.btn{display:inline-block;background:var(--teal);color:#fff;border:0;border-radius:8px;padding:11px 18px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none}
button:hover,.btn:hover{filter:brightness(1.08)}
button.sec{background:var(--navy)}button.danger{background:var(--red)}
button.big{padding:15px 28px;font-size:18px}
.flash{padding:12px 16px;border-radius:8px;margin-bottom:16px;background:#d1f2eb;color:#0b5345}
.flash.bad{background:#fadbd8;color:#78281f}
.msg{padding:12px 16px;border-radius:12px;margin:10px 0;white-space:pre-wrap;word-wrap:break-word;max-width:85%}
.msg.user{background:#dbeafe;color:#1e3a8a;margin-left:auto}
.msg.assistant{background:var(--card);border:1px solid var(--line)}
.msg.system{background:#fef3c7;color:#78350f;font-size:14px}
.msg small{display:block;color:var(--mut);margin-bottom:4px}
.bar{height:10px;background:var(--teal);border-radius:5px;min-width:2px}
.tag{display:inline-block;padding:2px 9px;border-radius:99px;font-size:13px;background:var(--line)}
.tag.ok{background:#d1f2eb;color:#0b5345}.tag.bad{background:#fadbd8;color:#78281f}.tag.adm{background:#fde68a;color:#78350f}
details summary{cursor:pointer;color:var(--teal);font-weight:600}
.inline{display:inline}
.login{max-width:400px;margin:12vh auto}
.hint{color:var(--mut);font-size:14px;margin-top:4px}
pre{white-space:pre-wrap;word-wrap:break-word;background:var(--bg);padding:12px;border-radius:8px;border:1px solid var(--line)}
@media (max-width:700px){th:nth-child(n+5),td:nth-child(n+5){display:none}}
.rec{margin-top:10px;display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.themes{display:flex;gap:12px;flex-wrap:wrap}
.theme{display:flex;flex-direction:column;align-items:center;gap:6px;font-weight:500;margin:0;cursor:pointer}
.theme input{width:auto}
.theme .sw{display:flex;gap:4px;align-items:flex-end;width:120px;height:68px;border-radius:8px;border:2px solid;padding:8px}
.theme .sw i{flex:1;height:60%;border-radius:3px}.theme .sw i:nth-child(2){height:85%}.theme .sw i:nth-child(3){height:40%}
.theme input:checked + .sw{outline:3px solid var(--teal);outline-offset:2px}