:root {
  --bg: #0f1218; --panel: #171c26; --panel2: #1e2532; --line: #2a3345; --text: #e6e9ef; --muted: #8b95a9;
  --accent: #4ea1ff; --ok: #2ecc71; --warn: #f5a623; --err: #ff5d5d; --red: #ff5d5d; --blue: #4ea1ff;
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); font: 14px/1.45 system-ui, Segoe UI, Roboto, sans-serif; }
.hidden { display: none !important; }
h1, h2, h3 { margin: 0 0 12px; }
h2 { font-size: 18px; } h3 { font-size: 15px; color: var(--muted); font-weight: 600; }
a { color: var(--accent); }
input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea { background: var(--panel2); border: 1px solid var(--line); border-radius: 6px; padding: 7px 9px; width: 100%; }
input[type=checkbox] { width: auto; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
button { background: var(--panel2); border: 1px solid var(--line); border-radius: 6px; padding: 6px 12px; cursor: pointer; }
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #06121f; font-weight: 600; }
button.danger { background: #3a1f24; border-color: #6b2a33; color: #ffb3b3; }
button.ghost { background: transparent; }
button.sm { padding: 3px 8px; font-size: 12px; }
button:disabled { opacity: .5; cursor: not-allowed; }
label { display: block; margin-bottom: 10px; color: var(--muted); font-size: 13px; }
label input, label select { margin-top: 4px; color: var(--text); }
label.check { display: flex; gap: 8px; align-items: center; color: var(--text); }

.login { min-height: 100%; display: grid; place-items: center; padding: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 18px; margin-bottom: 16px; }
.login .card { width: 340px; margin: 0; }
.error { color: var(--err); min-height: 1.2em; margin: 8px 0 0; }

.app { display: grid; grid-template-columns: 210px 1fr; min-height: 100%; }
aside { background: var(--panel); border-right: 1px solid var(--line); padding: 14px 10px; display: flex; flex-direction: column; gap: 12px; position: sticky; top: 0; height: 100vh; }
.brand { font-weight: 700; font-size: 16px; padding: 0 6px; }
nav { display: flex; flex-direction: column; gap: 2px; flex: 1; }
nav button { text-align: left; background: transparent; border-color: transparent; padding: 9px 10px; }
nav button.active { background: var(--panel2); border-color: var(--line); color: var(--accent); }
.me { display: flex; justify-content: space-between; align-items: center; gap: 6px; color: var(--muted); padding: 0 6px; }
main { padding: 20px; max-width: 1100px; width: 100%; }

.toast { position: fixed; right: 16px; bottom: 16px; background: var(--panel2); border: 1px solid var(--line); border-left: 4px solid var(--ok); padding: 10px 14px; border-radius: 6px; z-index: 50; max-width: 380px; }
.toast.err { border-left-color: var(--err); }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
.table-wrap { overflow-x: auto; }
.actions { display: flex; gap: 4px; flex-wrap: wrap; }
.row { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; }
.row > * { flex: 1 1 160px; }
.row > button { flex: 0 0 auto; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 0 16px; }
.muted { color: var(--muted); }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: var(--panel2); border: 1px solid var(--line); }
.badge.ok { color: var(--ok); border-color: var(--ok); } .badge.warn { color: var(--warn); border-color: var(--warn); }
.badge.err { color: var(--err); border-color: var(--err); }
.team-red { color: var(--red); } .team-blue { color: var(--blue); }
.score { font-size: 34px; font-weight: 700; letter-spacing: .05em; }
.notice { border: 1px solid var(--warn); background: #2a2213; color: #ffd68a; padding: 10px 12px; border-radius: 6px; margin-bottom: 14px; }
.perm-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 4px 12px; }
.mono { font-family: ui-monospace, Consolas, monospace; font-size: 12px; word-break: break-all; }
pre.logbox { background: #0a0d12; border: 1px solid var(--line); border-radius: 6px; padding: 10px; max-height: 280px; overflow: auto; margin: 0; white-space: pre-wrap; }
dialog { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: 10px; padding: 18px; width: min(420px, 92vw); }
dialog::backdrop { background: rgba(0, 0, 0, .6); }
.dlg-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 12px; }

@media (max-width: 760px) {
  .app { grid-template-columns: 1fr; }
  aside { position: static; height: auto; flex-direction: row; flex-wrap: wrap; align-items: center; }
  nav { flex-direction: row; flex-wrap: wrap; }
  main { padding: 12px; }
}