:root {
  --bg: #0f1216;
  --bg-2: #161b22;
  --bg-3: #1d242e;
  --border: #2a3340;
  --text: #e6edf3;
  --muted: #8b98a8;
  --accent: #3b82f6;
  --accent-2: #2563eb;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #f59e0b;
  --purple: #a78bfa;
  --radius: 10px;
  --sidebar: 240px;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { margin: 0 0 12px; font-weight: 600; }
h1 { font-size: 22px; }
h2 { font-size: 17px; }
h3 { font-size: 15px; color: var(--muted); font-weight: 500; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: 13px; }

/* layout */
.layout { display: flex; min-height: 100vh; }
.sidebar {
  width: var(--sidebar); flex-shrink: 0; background: var(--bg-2); border-right: 1px solid var(--border);
  padding: 20px 14px; display: flex; flex-direction: column; gap: 4px; position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.brand { font-weight: 700; font-size: 16px; padding: 4px 10px 16px; display: flex; align-items: center; gap: 8px; }
.brand .dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); box-shadow: 0 0 12px var(--accent); }
.nav a { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 8px; color: var(--text); font-weight: 500; }
.nav a:hover { background: var(--bg-3); text-decoration: none; }
.nav a.active { background: var(--accent); color: #fff; }
.nav .sep { margin: 12px 12px 6px; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.sidebar .bottom { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); font-size: 12px; color: var(--muted); }
.sidebar .bottom .who { color: var(--text); font-weight: 500; margin-bottom: 6px; word-break: break-all; }
.main { flex: 1; padding: 28px 32px; max-width: 1280px; width: 100%; }
.topbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 22px; flex-wrap: wrap; }
.topbar .right { display: flex; align-items: center; gap: 10px; }

/* cards */
.card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 18px; }
.card.tight { padding: 12px 16px; }
.grid { display: grid; gap: 16px; }
.grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.stat { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 18px; }
.stat .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .05em; }
.stat .value { font-size: 26px; font-weight: 700; margin-top: 4px; }
.stat .sub { color: var(--muted); font-size: 12px; }

/* forms */
label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
  width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--border); border-radius: 8px; padding: 9px 11px; font: inherit; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(59,130,246,.2); }
textarea { min-height: 90px; resize: vertical; }
.field { margin-bottom: 14px; }
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.row > * { flex: 1; min-width: 140px; }
.row > .auto { flex: 0 0 auto; min-width: 0; }
.inline-form { display: inline; }
.check { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 14px; }
.check input { width: auto; }

.btn {
  display: inline-flex; align-items: center; gap: 6px; background: var(--accent); color: #fff; border: 0; border-radius: 8px; padding: 9px 14px;
  font: inherit; font-weight: 600; cursor: pointer; white-space: nowrap; text-decoration: none !important;
}
.btn:hover { background: var(--accent-2); }
.btn.secondary { background: var(--bg-3); color: var(--text); border: 1px solid var(--border); }
.btn.secondary:hover { background: #26303c; }
.btn.danger { background: var(--red); }
.btn.success { background: var(--green); color: #052e13; }
.btn.sm { padding: 5px 10px; font-size: 12px; }
.btn[disabled] { opacity: .5; cursor: not-allowed; }

/* tables */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 500; font-size: 12px; text-transform: uppercase; letter-spacing: .04em; }
tr:last-child td { border-bottom: 0; }
tr:hover td { background: rgba(255,255,255,.015); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
.table-wrap { overflow-x: auto; }

/* badges */
.badge { display: inline-block; padding: 2px 9px; border-radius: 999px; font-size: 11px; font-weight: 600; letter-spacing: .02em; background: var(--bg-3); color: var(--muted); border: 1px solid var(--border); }
.badge.green { background: rgba(34,197,94,.12); color: var(--green); border-color: rgba(34,197,94,.3); }
.badge.red { background: rgba(239,68,68,.12); color: var(--red); border-color: rgba(239,68,68,.3); }
.badge.yellow { background: rgba(245,158,11,.12); color: var(--yellow); border-color: rgba(245,158,11,.3); }
.badge.blue { background: rgba(59,130,246,.12); color: var(--accent); border-color: rgba(59,130,246,.3); }
.badge.purple { background: rgba(167,139,250,.12); color: var(--purple); border-color: rgba(167,139,250,.3); }

/* flash */
.flash { padding: 11px 14px; border-radius: 8px; margin-bottom: 14px; border: 1px solid; font-weight: 500; }
.flash.success { background: rgba(34,197,94,.1); border-color: rgba(34,197,94,.35); color: #86efac; }
.flash.error { background: rgba(239,68,68,.1); border-color: rgba(239,68,68,.35); color: #fca5a5; }
.flash.info { background: rgba(59,130,246,.1); border-color: rgba(59,130,246,.35); color: #93c5fd; }
.announce { background: rgba(167,139,250,.1); border: 1px solid rgba(167,139,250,.35); color: #ddd6fe; padding: 10px 14px; border-radius: 8px; margin-bottom: 16px; }

/* tabs */
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--border); margin-bottom: 18px; flex-wrap: wrap; }
.tabs a { padding: 9px 14px; color: var(--muted); border-bottom: 2px solid transparent; margin-bottom: -1px; font-weight: 500; }
.tabs a:hover { color: var(--text); text-decoration: none; }
.tabs a.active { color: var(--text); border-color: var(--accent); }

.muted { color: var(--muted); }
.small { font-size: 12px; }
.price { font-weight: 700; font-variant-numeric: tabular-nums; }
.kv { display: grid; grid-template-columns: 180px 1fr; gap: 6px 14px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }
.pagination { display: flex; gap: 8px; align-items: center; margin-top: 14px; color: var(--muted); }
.empty { color: var(--muted); padding: 24px; text-align: center; }
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px; }
.auth-card { width: 100%; max-width: 400px; }
.auth-card .brand { justify-content: center; font-size: 20px; }
.copy { cursor: pointer; }
.result-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--border); }
.result-row:last-child { border-bottom: 0; }
.result-row .name { font-weight: 600; font-size: 15px; }
.result-row .meta { display: flex; align-items: center; gap: 14px; }
.sandbox-tag { background: var(--yellow); color: #000; font-weight: 700; padding: 1px 7px; border-radius: 5px; font-size: 11px; }
details summary { cursor: pointer; color: var(--muted); }
.lang-switch a { color: var(--muted); padding: 0 4px; }
.lang-switch a.active { color: var(--text); font-weight: 600; }
.menu-toggle { display: none; }

@media (max-width: 960px) {
  .grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 760px) {
  .layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; flex-direction: row; flex-wrap: wrap; padding: 10px; }
  .sidebar .bottom { display: none; }
  .brand { padding: 4px 10px; width: 100%; }
  .nav { display: flex; flex-wrap: wrap; gap: 4px; }
  .nav .sep { display: none; }
  .nav a { padding: 6px 10px; font-size: 13px; }
  .main { padding: 16px; }
  .grid.cols-2, .grid.cols-3, .grid.cols-4 { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; }
}