:root {
  --bg: #0e1116;
  --bg-soft: #151a21;
  --panel: #1a212b;
  --panel-2: #212a36;
  --line: #2b3644;
  --text: #e6edf5;
  --muted: #8b9bb0;
  --accent: #4da3ff;
  --accent-dim: #1f4a75;
  --ok: #35c07f;
  --warn: #e8b339;
  --bad: #f0616d;
  --radius: 10px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

a { color: var(--accent); }

/* ---------------------------------------------------------------- login */

#login {
  min-height: 100vh;
  display: grid;
  place-items: center;
}

.login-card {
  width: 340px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
}

.login-card h1 { margin: 0 0 4px; font-size: 20px; }
.login-card p.sub { margin: 0 0 20px; color: var(--muted); font-size: 13px; }

/* ---------------------------------------------------------------- chrome */

header {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 0 20px;
  height: 56px;
  background: var(--bg-soft);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { font-weight: 650; letter-spacing: .2px; }
.brand span { color: var(--accent); }

nav { display: flex; gap: 4px; }

nav button {
  background: none;
  border: none;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 14px;
}
nav button:hover { color: var(--text); background: var(--panel); }
nav button.active { color: var(--text); background: var(--panel-2); }

.spacer { flex: 1; }

.mode-badge {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line);
  color: var(--muted);
}
.mode-badge.blacklist { border-color: var(--accent-dim); color: var(--accent); }
.mode-badge.whitelist { border-color: #6b4d1f; color: var(--warn); }

main { padding: 22px; max-width: 1400px; margin: 0 auto; }
section.page { display: none; }
section.page.active { display: block; }

h2 { font-size: 15px; margin: 0 0 12px; font-weight: 600; }
h3 { font-size: 13px; margin: 0 0 8px; font-weight: 600; color: var(--muted); text-transform: uppercase; letter-spacing: .5px; }

/* ---------------------------------------------------------------- cards */

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
}
.card .label { color: var(--muted); font-size: 12px; margin-bottom: 6px; }
.card .value { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.card .value.small { font-size: 16px; }
.card .sub { color: var(--muted); font-size: 12px; margin-top: 4px; }
.card.ok .value { color: var(--ok); }
.card.bad .value { color: var(--bad); }
.card.warn .value { color: var(--warn); }

.box {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 18px;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* ---------------------------------------------------------------- forms */

label.field { display: block; margin-bottom: 12px; }
label.field .name { display: block; font-size: 12px; color: var(--muted); margin-bottom: 5px; }

input[type=text], input[type=password], textarea, select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--text);
  padding: 9px 11px;
  font-size: 13px;
  font-family: inherit;
}
textarea { font-family: var(--mono); font-size: 12.5px; resize: vertical; min-height: 190px; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--accent); }

button.btn {
  background: var(--accent);
  border: 1px solid var(--accent);
  color: #06121f;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 13px;
}
button.btn:hover { filter: brightness(1.1); }
button.btn.ghost { background: transparent; color: var(--text); border-color: var(--line); }
button.btn.ghost:hover { background: var(--panel-2); filter: none; }
button.btn.danger { background: var(--bad); border-color: var(--bad); color: #2a0508; }
button.btn:disabled { opacity: .5; cursor: not-allowed; }

.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }

/* ---------------------------------------------------------------- mode switch */

.mode-switch { display: flex; gap: 12px; margin-bottom: 16px; }

.mode-opt {
  flex: 1;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px 16px;
  cursor: pointer;
  background: var(--bg);
}
.mode-opt:hover { border-color: var(--muted); }
.mode-opt.selected { border-color: var(--accent); background: var(--panel-2); }
.mode-opt .t { font-weight: 600; margin-bottom: 4px; }
.mode-opt .d { color: var(--muted); font-size: 12.5px; }

.list-pane.inactive { opacity: .5; }
.list-pane .hint { color: var(--muted); font-size: 12px; margin-top: 6px; }

/* Both lists and their single save control share one panel, so a rule marks
   where the shared action begins rather than splitting them into separate cards. */
.list-actions {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

/* ---------------------------------------------------------------- tables */

table { width: 100%; border-collapse: collapse; font-size: 13px; }
th {
  text-align: left;
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--line);
  white-space: nowrap;
}
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text); }
td {
  padding: 7px 10px;
  border-bottom: 1px solid rgba(43, 54, 68, .5);
  font-variant-numeric: tabular-nums;
}
tbody tr:hover { background: var(--panel-2); }
td.mono, th.mono { font-family: var(--mono); font-size: 12px; }
td.num { text-align: right; }
th.num { text-align: right; }

.table-wrap { overflow-x: auto; }

.pill {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}
.pill.ok { background: rgba(53, 192, 127, .15); color: var(--ok); }
.pill.bad { background: rgba(240, 97, 109, .15); color: var(--bad); }
.pill.warn { background: rgba(232, 179, 57, .15); color: var(--warn); }
.pill.dim { background: var(--panel-2); color: var(--muted); }

/* ---------------------------------------------------------------- chart */

.chart { width: 100%; height: 180px; display: block; }
.chart .grid-line { stroke: var(--line); stroke-width: 1; }
.chart text { fill: var(--muted); font-size: 10px; }

/* ---------------------------------------------------------------- log */

#log-view {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  height: 60vh;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 12px;
  padding: 10px 12px;
}
.log-line { padding: 2px 0; white-space: nowrap; display: flex; gap: 10px; }
.log-line .ts { color: var(--muted); }
.log-line .port { color: var(--accent); width: 56px; }
.log-line .verdict { width: 62px; font-weight: 600; }
.log-line .verdict.allowed { color: var(--ok); }
.log-line .verdict.blocked { color: var(--bad); }
.log-line .verdict.error { color: var(--warn); }
.log-line .dom { flex: 1; overflow: hidden; text-overflow: ellipsis; }
.log-line .meta { color: var(--muted); }

/* ---------------------------------------------------------------- misc */

.msg { padding: 10px 12px; border-radius: 8px; font-size: 13px; margin-top: 12px; display: none; }
.msg.show { display: block; }
.msg.ok { background: rgba(53, 192, 127, .12); color: var(--ok); border: 1px solid rgba(53, 192, 127, .3); }
.msg.err { background: rgba(240, 97, 109, .12); color: var(--bad); border: 1px solid rgba(240, 97, 109, .3); }
.msg.info { background: var(--panel-2); color: var(--muted); border: 1px solid var(--line); }
.msg pre { margin: 6px 0 0; white-space: pre-wrap; font-size: 12px; }

.note { color: var(--muted); font-size: 12.5px; margin: 0 0 14px; }
.empty { color: var(--muted); padding: 20px; text-align: center; }
.danger-zone { border-color: rgba(240, 97, 109, .35); }