:root {
  --bg: #0b0e17;
  --panel: #131828;
  --panel-2: #1a2034;
  --line: #262e48;
  --text: #e7eaf3;
  --muted: #8a93ad;
  --accent: #7c5cff;
  --accent-2: #22d3ee;
  --danger: #f87171;
  --radius: 14px;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(900px 500px at 10% -10%, rgba(124, 92, 255, .18), transparent 60%),
    radial-gradient(800px 500px at 110% 0%, rgba(34, 211, 238, .12), transparent 60%),
    var(--bg);
  color: var(--text);
  font: 15px/1.5 "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

button, input { font: inherit; }

.btn {
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--text);
  padding: .5rem .9rem;
  border-radius: 10px;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.btn:hover { border-color: var(--accent); }
.btn.primary { background: linear-gradient(135deg, var(--accent), #5b8cff); border: 0; font-weight: 600; }
.btn.danger:hover { border-color: var(--danger); color: var(--danger); }

/* --- login --- */
.login-wrap { display: grid; place-items: center; min-height: 100vh; padding: 1rem; }
.login-card {
  width: 100%; max-width: 360px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .4);
}
.login-card h1 { margin: 0 0 1.5rem; font-size: 1.5rem; text-align: center; }
.login-card label { display: block; color: var(--muted); font-size: .85rem; margin: 0 0 .35rem; }
.login-card input {
  width: 100%; margin-bottom: 1rem;
  padding: .65rem .8rem;
  background: var(--bg); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
}
.login-card input:focus { outline: none; border-color: var(--accent); }
.login-card .btn { width: 100%; padding: .7rem; }
.error { color: var(--danger); background: rgba(248, 113, 113, .1); padding: .6rem .8rem; border-radius: 10px; margin-bottom: 1rem; font-size: .9rem; }

/* --- board --- */
.container { max-width: 1200px; margin: 0 auto; padding: 1.5rem 1rem 3rem; }
header.top { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
header.top h1 {
  margin: 0; font-size: 2rem; letter-spacing: -.02em;
  background: linear-gradient(90deg, #fff, #b9a8ff 60%, var(--accent-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.toolbar { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }
.toolbar input {
  padding: .5rem .8rem; min-width: 0; width: 220px;
  background: var(--panel); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
}
.status { color: var(--muted); font-size: .85rem; display: flex; align-items: center; gap: .4rem; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 8px #22c55e; }
.dot.off { background: var(--danger); box-shadow: 0 0 8px var(--danger); }

.table-wrap { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: .7rem 1rem; text-align: left; white-space: nowrap; }
th {
  position: sticky; top: 0;
  background: var(--panel-2); color: var(--muted);
  font-size: .78rem; text-transform: uppercase; letter-spacing: .06em;
  cursor: pointer; user-select: none; border-bottom: 1px solid var(--line);
}
th:hover { color: var(--text); }
th .arrow { color: var(--accent); margin-left: .25rem; }
tbody tr { border-bottom: 1px solid var(--line); transition: background .2s; }
tbody tr:last-child { border-bottom: 0; }
tbody tr:hover { background: rgba(124, 92, 255, .06); }
td.num { font-variant-numeric: tabular-nums; text-align: right; }
th.num { text-align: right; }
td.json { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .82rem; color: #a5b4fc; white-space: normal; max-width: 360px; word-break: break-all; }
td.bool-true { color: #4ade80; }
td.bool-false { color: var(--danger); }
td.empty { color: #3b4463; }
td.date { font-variant-numeric: tabular-nums; }
td.updated { color: var(--muted); font-size: .85rem; }
td.ip {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: .85rem; font-variant-numeric: tabular-nums;
}
/* первоначальный адрес, если запись обновляли с другого: приглушённо рядом с последним */
td.ip .ip-was { color: #3b4463; margin-left: .45rem; font-size: .95em; }
td.ip .ip-was::before { content: "← "; }
tr.r1 tr.r2 tr.r3 tr.flash { animation: flash 2.5s ease-out; }
@keyframes flash { from { background: rgba(34, 211, 238, .25); } to { background: transparent; } }

.empty-state { padding: 3rem 1rem; text-align: center; color: var(--muted); }
.empty-state code { display: inline-block; margin-top: .8rem; padding: .6rem .9rem; background: var(--bg); border-radius: 8px; color: #a5b4fc; white-space: pre-wrap; text-align: left; }

.confirm { display: inline-flex; gap: .4rem; align-items: center; color: var(--danger); font-size: .9rem; }

/* удаление строки */
th.actions, td.actions { width: 1%; text-align: right; cursor: default; }
td.actions { padding-block: .4rem; }
td.actions .btn + .btn { margin-left: .4rem; }
.btn.small { padding: .25rem .6rem; font-size: .82rem; }
.row-delete {
  border: 0; background: none; color: var(--muted);
  width: 1.8rem; height: 1.8rem; border-radius: 8px;
  cursor: pointer; opacity: 0; transition: opacity .15s, color .15s, background .15s;
}
tbody tr:hover .row-delete, .row-delete:focus-visible { opacity: 1; }
.row-delete:hover { color: var(--danger); background: rgba(248, 113, 113, .12); }
@media (hover: none) { .row-delete { opacity: 1; } }