:root{--bg:#f6f7f9;--panel:#fff;--text:#1d2330;--muted:#667085;--border:#e3e6eb;--accent:#2f5bea;--accent-text:#fff;
--ok:#137a3f;--ok-bg:#e6f5ec;--err:#b42318;--err-bg:#fdecea;--warn-bg:#fff6e0;--code:#f1f3f6;color-scheme:light}
@media (prefers-color-scheme:dark){:root{--bg:#12151b;--panel:#1a1f27;--text:#e6e9ef;--muted:#98a2b3;--border:#2b323d;
--accent:#6d8dff;--accent-text:#0b0f19;--ok:#5cd08a;--ok-bg:#15301f;--err:#ff8a7a;--err-bg:#3a1a17;--warn-bg:#3a2f12;--code:#232a35;color-scheme:dark}}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:14px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}
.layout{display:flex;min-height:100vh}
nav.side{width:220px;flex-shrink:0;background:var(--panel);border-right:1px solid var(--border);padding:20px 12px}
nav.side .brand{font-weight:700;font-size:17px;padding:0 10px 16px}
nav.side a{display:block;padding:7px 10px;border-radius:6px;color:var(--text)}
nav.side a:hover,nav.side a.on{background:var(--code);text-decoration:none}
nav.side .sec{color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.04em;padding:16px 10px 4px}
nav.side form{padding:16px 10px 0}
main{flex:1;min-width:0;padding:28px 32px;max-width:1200px}
h1{font-size:22px;margin:0 0 18px}h2{font-size:16px;margin:0 0 12px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px 20px;margin-bottom:18px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:12px;margin-bottom:18px}
.stat{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:14px 16px}
.stat b{display:block;font-size:22px}.stat span{color:var(--muted);font-size:13px}
.tbl{overflow-x:auto}
table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:7px 8px;border-bottom:1px solid var(--border);vertical-align:top}
th{color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.03em}
label{display:block;font-weight:600;margin:10px 0 4px}label.inline{display:inline-flex;gap:6px;align-items:center;font-weight:400;margin:4px 14px 4px 0}
input[type=text],input[type=password],input[type=number],textarea,select{width:100%;max-width:520px;padding:8px 10px;border:1px solid var(--border);border-radius:6px;background:var(--bg);color:var(--text);font:inherit}
.help{color:var(--muted);font-size:12px;margin-top:2px}
button,.btn{display:inline-block;padding:8px 14px;border-radius:6px;border:1px solid var(--accent);background:var(--accent);color:var(--accent-text);font:inherit;font-weight:600;cursor:pointer}
button.ghost{background:transparent;color:var(--accent)}button.danger{background:transparent;border-color:var(--err);color:var(--err)}
button.small{padding:3px 9px;font-size:12px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:flex-end}.row>*{flex:1;min-width:180px}
.flash{padding:10px 14px;border-radius:8px;margin-bottom:14px;background:var(--ok-bg);color:var(--ok)}.flash.err{background:var(--err-bg);color:var(--err)}
.badge{display:inline-block;padding:1px 8px;border-radius:99px;font-size:12px;background:var(--code)}
.badge.ok{background:var(--ok-bg);color:var(--ok)}.badge.err{background:var(--err-bg);color:var(--err)}
code,pre{background:var(--code);border-radius:5px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}
code{padding:1px 5px}pre{padding:12px;overflow-x:auto;white-space:pre}
.keybox{background:var(--warn-bg);padding:14px;border-radius:8px;margin-bottom:18px}.keybox code{font-size:14px;word-break:break-all}
.muted{color:var(--muted)}
.appgrant{border:1px solid var(--border);border-radius:8px;padding:12px 14px;margin-bottom:10px}
.login{max-width:360px;margin:12vh auto;padding:0 16px}
details summary{cursor:pointer;color:var(--accent)}
@media (max-width:760px){.layout{display:block}nav.side{width:auto;border-right:0;border-bottom:1px solid var(--border)}main{padding:18px 16px}}