/* Reroute options — a quiet routing-table workbench.
   Palette: graphite ink on cool paper, one signal-green accent for "live"
   routes, mono type for anything that is literally a URL. */

:root {
  --paper: #f3f4f2;
  --card: #ffffff;
  --ink: #21262b;
  --ink-soft: #5c646d;
  --line: #dcdfda;
  --accent: #146b52;      /* signal green: a rule that is switched on */
  --accent-soft: #e3efe9;
  --danger: #a33025;
  --danger-soft: #f7e7e4;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0 auto;
  max-width: 760px;
  padding: 0 20px 48px;
  background: var(--paper);
  color: var(--ink);
  font: 15px/1.5 var(--sans);
}

h1, h2 { margin: 0; font-weight: 650; letter-spacing: -0.01em; }
h1 { font-size: 20px; }
h2 { font-size: 15px; text-transform: uppercase; letter-spacing: 0.06em; color: var(--ink-soft); }

.masthead { padding: 28px 0 4px; }
.masthead-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.wordmark { display: flex; align-items: center; gap: 10px; color: var(--accent); }
.wordmark h1 { color: var(--ink); }
.tagline { margin: 6px 0 20px; color: var(--ink-soft); font-size: 13.5px; max-width: 56ch; }

.panel {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 20px;
  margin-bottom: 18px;
}
.panel-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.panel-actions { display: flex; gap: 8px; }
.hint { color: var(--ink-soft); font-size: 13px; margin: 6px 0 12px; }
.empty { color: var(--ink-soft); font-size: 14px; margin: 16px 0 4px; }

/* Buttons */
button {
  font: 600 13.5px/1 var(--sans);
  border-radius: 7px;
  padding: 9px 14px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--ink);
  cursor: pointer;
}
button:hover { border-color: #b9beb4; }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.primary:hover { background: #0f5942; }
button.ghost { background: transparent; }
button.danger-link { border: none; background: none; color: var(--danger); padding: 6px 8px; }
button.link { border: none; background: none; color: var(--ink-soft); padding: 6px 8px; }
button.link:hover, button.danger-link:hover { text-decoration: underline; border: none; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Global toggle */
.switch { display: inline-flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; }
.switch input { position: absolute; opacity: 0; }
.switch .track {
  width: 38px; height: 22px; border-radius: 999px;
  background: #c9cdc4; position: relative; transition: background 0.15s;
  flex: none;
}
.switch .track::after {
  content: ""; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px;
  border-radius: 50%; background: #fff; transition: transform 0.15s;
}
.switch input:checked + .track { background: var(--accent); }
.switch input:checked + .track::after { transform: translateX(16px); }
.switch input:focus-visible + .track { outline: 2px solid var(--accent); outline-offset: 2px; }
.switch-label { font-size: 13px; font-weight: 600; color: var(--ink-soft); min-width: 22px; }

/* Rule list */
.rule-list { list-style: none; margin: 0; padding: 0; }
.rule {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 4px 14px;
  align-items: center;
  padding: 12px 4px;
  border-top: 1px solid var(--line);
}
.rule:first-child { border-top: none; }
.rule-name { font-weight: 600; font-size: 14px; }
.rule-route {
  grid-column: 2;
  font: 12.5px/1.6 var(--mono);
  color: var(--ink-soft);
  overflow-wrap: anywhere;
}
.rule-route .arrow { color: var(--accent); font-weight: 700; padding: 0 2px; }
.rule.off .rule-name, .rule.off .rule-route { color: #a2a8ad; }
.rule.off .rule-route .arrow { color: #a2a8ad; }
.rule-tools { display: flex; align-items: center; gap: 2px; }
.rule-kind {
  font: 600 10.5px/1 var(--sans);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 4px;
  padding: 3px 6px;
  margin-left: 8px;
  vertical-align: 2px;
}
.rule.off .rule-kind { color: var(--ink-soft); background: #eceee9; }
.rule-error {
  grid-column: 2 / -1;
  font-size: 12.5px;
  color: var(--danger);
  background: var(--danger-soft);
  border-radius: 6px;
  padding: 5px 9px;
  margin-top: 2px;
}

/* Editor */
.editor .field { margin: 14px 0; }
.field label, .field .label { display: block; font-weight: 600; font-size: 13.5px; margin-bottom: 5px; }
.field .sub { font-weight: 400; color: var(--ink-soft); }
.field input[type="text"], .field input[type="url"], .test-row input {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--line);
  border-radius: 7px;
  font: 14px/1.4 var(--sans);
  background: #fbfcfa;
  color: var(--ink);
}
input.mono { font-family: var(--mono); font-size: 13px; }
.field input:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.checkline label { display: flex; gap: 8px; align-items: flex-start; font-weight: 400; font-size: 13.5px; }
.checkline input { margin-top: 2px; }

.segmented { display: inline-flex; border: 1px solid var(--line); border-radius: 7px; overflow: hidden; }
.segmented label { margin: 0; }
.segmented input { position: absolute; opacity: 0; }
.segmented span {
  display: inline-block; padding: 8px 14px; font-size: 13.5px; font-weight: 600;
  color: var(--ink-soft); cursor: pointer; background: var(--card);
}
.segmented input:checked + span { background: var(--accent); color: #fff; }
.segmented input:focus-visible + span { outline: 2px solid var(--accent); outline-offset: -2px; }

.error { color: var(--danger); background: var(--danger-soft); border-radius: 7px; padding: 8px 11px; font-size: 13.5px; }
.editor-actions { display: flex; gap: 8px; margin-top: 16px; }

/* Test box */
.test-result {
  margin-top: 12px;
  font: 13px/1.7 var(--mono);
  overflow-wrap: anywhere;
  border-left: 3px solid var(--line);
  padding: 4px 12px;
  color: var(--ink-soft);
}
.test-result.match { border-left-color: var(--accent); color: var(--ink); }
.test-result .via { font: 12px/1.6 var(--sans); color: var(--ink-soft); display: block; }
.test-result .to { color: var(--accent); font-weight: 600; }

footer { color: var(--ink-soft); font-size: 12.5px; padding-top: 4px; }

@media (max-width: 560px) {
  .rule { grid-template-columns: auto 1fr; }
  .rule-tools { grid-column: 1 / -1; justify-content: flex-end; }
}
@media (prefers-reduced-motion: reduce) {
  .switch .track, .switch .track::after { transition: none; }
}

.inline-mono { font-family: var(--mono); font-size: 0.92em; }

/* Health-check probe results in the host-rule editor */
.probe-results {
  margin-top: 10px;
  border-top: 1px solid var(--line);
  padding-top: 8px;
  font: 13px/1.6 var(--mono);
}
.probe-row { display: flex; justify-content: space-between; gap: 12px; padding: 2px 0; }
.probe-host { color: var(--ink-soft); overflow-wrap: anywhere; }
.probe-status { font-weight: 600; white-space: nowrap; }
.probe-status.up { color: var(--accent); }
.probe-status.down { color: var(--danger); }