:root {
  --bg: #ffffff;
  --fg: #16181d;
  --muted: #6b7280;
  --faint: #a0a6b0;
  --line: #dcdfe4;
  --line-soft: #eceef1;
  --zebra: #fafbfc;
  --accent: #2563eb;
  --danger: #b42318;
  --mono: ui-monospace, "SFMono-Regular", Menlo, Consolas, "DejaVu Sans Mono", monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #101216;
    --fg: #dfe2e7;
    --muted: #868d99;
    --faint: #5b626d;
    --line: #2a2e36;
    --line-soft: #1e2127;
    --zebra: #14161b;
    --accent: #6ba1f5;
    --danger: #f07a72;
  }
}

:root[data-theme="dark"] {
  --bg: #101216;
  --fg: #dfe2e7;
  --muted: #868d99;
  --faint: #5b626d;
  --line: #2a2e36;
  --line-soft: #1e2127;
  --zebra: #14161b;
  --accent: #6ba1f5;
  --danger: #f07a72;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 13px/1.5 var(--mono);
  -webkit-font-smoothing: antialiased;
}

.wrap { max-width: 1180px; margin: 0 auto; padding: 16px 18px 60px; }

/* ------------------------------------------------------------------ head */

.head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding-bottom: 10px;
}

.name { font-weight: 700; letter-spacing: -0.3px; }
.src { color: var(--faint); font-size: 12px; }
.spacer { flex: 1; }

/* --------------------------------------------------------------- controls */

button {
  font: 13px/1.4 var(--mono);
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  padding: 3px 10px;
  cursor: pointer;
}

button:hover { color: var(--fg); border-color: var(--muted); }
button:disabled { opacity: 0.4; cursor: default; }
button:disabled:hover { color: var(--muted); border-color: var(--line); }

#theme { border: 0; padding: 2px 4px; font-size: 14px; }

form {
  display: flex;
  align-items: center;
  gap: 12px;
}

#apex {
  flex: 1;
  min-width: 0;
  font: 13px/1.4 var(--mono);
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--line);
  padding: 4px 8px;
  outline: none;
}

#apex:focus { border-color: var(--accent); }
#apex::placeholder { color: var(--faint); }

.check {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: var(--muted);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
  font-size: 12px;
}

.check input { accent-color: var(--accent); margin: 0; }

/* progress hairline doubles as the rule under the input */
.rule {
  height: 1px;
  background: var(--line);
  margin: 10px 0 8px;
  position: relative;
}

.rule i {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: var(--accent);
  transition: width 0.15s linear;
}

.meta { color: var(--muted); font-size: 12px; min-height: 18px; }
.meta b { color: var(--fg); font-weight: 700; }
.meta i { color: var(--faint); font-style: normal; padding: 0 6px; }

.error {
  margin-top: 8px;
  color: var(--danger);
  font-size: 12px;
  border-left: 2px solid var(--danger);
  padding-left: 8px;
}

/* ----------------------------------------------------------------- tools */

.tools {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
}

#filter {
  flex: 1;
  min-width: 140px;
  max-width: 320px;
  font: 12px/1.4 var(--mono);
  color: var(--fg);
  background: transparent;
  border: 1px solid var(--line);
  padding: 3px 8px;
  outline: none;
}

#filter:focus { border-color: var(--accent); }
#filter::placeholder { color: var(--faint); }

.views { display: flex; gap: 2px; }
.views button { border: 0; padding: 3px 6px; }
.views button.on { color: var(--fg); text-decoration: underline; text-underline-offset: 3px; }

/* ---------------------------------------------------------------- output */

#out { margin-top: 12px; }

table { width: 100%; border-collapse: collapse; }

thead th {
  position: sticky;
  top: 0;
  background: var(--bg);
  text-align: left;
  font-weight: 400;
  color: var(--muted);
  font-size: 12px;
  padding: 4px 10px;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
}

thead th:hover { color: var(--fg); }

tbody td {
  padding: 2px 10px;
  border-bottom: 1px solid var(--line-soft);
  vertical-align: top;
  word-break: break-all;
  font-size: 12.5px;
}

tbody a { color: inherit; text-decoration: none; }
tbody a:hover { text-decoration: underline; }
tbody tr:nth-child(even) { background: var(--zebra); }
tbody tr:hover { background: var(--line-soft); }

td.addr { width: 46%; }

.wild { color: var(--faint); }
.ip { cursor: pointer; margin-right: 10px; display: inline-block; }
.ip:hover { text-decoration: underline; }
.ip.v6 { color: var(--muted); }
.none { color: var(--faint); }
.count { color: var(--faint); }

/* by-ip view */
.ipgroup { margin-bottom: 14px; }
.ipgroup h3 {
  margin: 0 0 3px;
  font: 700 12.5px/1.5 var(--mono);
  border-bottom: 1px solid var(--line-soft);
  padding-bottom: 3px;
}
.ipgroup h3 span { font-weight: 400; color: var(--faint); margin-left: 8px; }
.ipgroup ul { margin: 0; padding: 0; list-style: none; columns: 240px; }
.ipgroup li { font-size: 12.5px; break-inside: avoid; }

.empty { color: var(--faint); font-size: 12.5px; padding: 20px 0; }

@media (max-width: 700px) {
  .wrap { padding: 14px 12px 40px; }
  form { flex-wrap: wrap; }
  td.addr { width: auto; }
}