/* CDEF-CTI — dark theme, per docs/spec-cti-lookup.md §6 */

:root {
  --bg: #0a0a0a;
  --bg-elev: #141414;
  --bg-elev-2: #1a1a1a;
  --border: #222;
  --border-strong: #2c2c2c;
  --text: #e7e7e7;
  --text-dim: #a8a8a8;
  --text-faint: #8a8a8a;
  --accent: #2aa198;
  --accent-dim: rgba(42, 161, 152, 0.18);
  --red: #e05d5d;
  --red-bg: rgba(224, 93, 93, 0.12);
  --red-border: rgba(224, 93, 93, 0.35);
  --green: #7fd28a;
  --green-bg: #3a5a3a;
  --blue: #7aa2ff;
  --blue-bg: #1e2a4a;
  --amber: #d6b35e;
  --radius: 10px;
  --pill-radius: 4px;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button { font: inherit; cursor: pointer; }

/* ---------- shared: micro-label & pills ---------- */
.micro {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-faint);
  font-weight: 600;
  margin: 0 0 10px;
}
.pill {
  display: inline-block;
  font-size: 11px;
  padding: 2px 8px;
  border-radius: var(--pill-radius);
  background: #1f1f1f;
  color: var(--text);
  border: 1px solid var(--border);
  line-height: 1.6;
  white-space: nowrap;
}
.pill-red {
  background: var(--red-bg);
  color: var(--red);
  border-color: var(--red-border);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.pill-green {
  background: var(--green-bg);
  color: var(--green);
  border-color: rgba(127, 210, 138, 0.25);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.pill-blue {
  background: var(--blue-bg);
  color: var(--blue);
  border-color: rgba(122, 162, 255, 0.25);
  font-weight: 600;
  letter-spacing: 0.02em;
}
.pill-faint {
  background: transparent;
  color: var(--text-faint);
  border-color: var(--border);
}

/* ---------- topbar (lookup page) ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 22px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: saturate(180%) blur(6px);
  position: sticky;
  top: 0;
  z-index: 10;
}
.topbar-brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0;
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: var(--text);
}
.topbar-brand:hover { text-decoration: none; }
.brand { color: var(--text); }
.brand-dot { color: var(--text-faint); margin: 0 1px; }
.brand-accent { color: var(--accent); }
.topbar-search {
  flex: 1;
  max-width: 480px;
  display: flex;
  position: relative;
}
.topbar-search .search-input {
  padding: 8px 36px 8px 12px;
  font-size: 13px;
  border-radius: 6px;
}
.topbar-search .search-submit {
  right: 4px;
  width: 28px;
  height: 28px;
  border-radius: 4px;
}
.topbar-search .search-submit:hover { background: var(--bg-elev-2); }

/* ---------- search bar (shared) ---------- */
.search {
  display: flex;
  align-items: center;
  position: relative;
  width: 100%;
  max-width: 680px;
}
.search-input {
  width: 100%;
  background: var(--bg-elev);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  padding: 16px 52px 16px 20px;
  font-size: 16px;
  font-family: var(--sans);
  outline: none;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.search-input::placeholder { color: var(--text-faint); }
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}
.search-submit {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: 0;
  color: var(--text-faint);
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: color 0.15s ease, background 0.15s ease;
}
.search-submit:hover { color: var(--accent); background: var(--bg-elev-2); }

/* ---------- home page ---------- */
.page-home {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.home {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
}
.wordmark {
  font-size: 38px;
  font-weight: 700;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
}
.tagline {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--text-faint);
  margin: 0 0 36px;
  font-weight: 600;
}
.home .search { margin-bottom: 16px; }
.hint {
  font-size: 12px;
  color: var(--text-faint);
  margin: 0;
}

/* ---------- footer ---------- */
.site-footer {
  text-align: center;
  font-size: 12px;
  color: var(--text-faint);
  padding: 18px 16px 22px;
  border-top: 1px solid var(--border);
}

/* ---------- lookup page layout ---------- */
.page-lookup { display: flex; flex-direction: column; min-height: 100vh; }
.lookup {
  flex: 1;
  width: 100%;
  max-width: 1150px;
  margin: 0 auto;
  padding: 22px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* states */
.state {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 16px;
  color: var(--text-faint);
  font-size: 14px;
  text-align: center;
  flex-direction: column;
  gap: 18px;
}
.state .search { max-width: 540px; }
.state-error { color: var(--red); }

/* indicator header card */
.indicator {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.indicator-row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.indicator-ip-wrap { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.indicator-ip {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.01em;
}
.indicator-pills { display: inline-flex; gap: 6px; flex-wrap: wrap; }
.indicator-meta {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  margin-top: 18px;
  color: var(--text-dim);
  font-size: 13px;
  align-items: center;
}
.meta-item .micro { margin: 0 0 4px; }
.meta-value { font-family: var(--mono); font-size: 13px; color: var(--text); }

/* confidence segmented bar */
.confidence {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
}
.confidence-track {
  display: flex;
  gap: 2px;
  flex: 1;
}
.confidence-seg {
  flex: 1;
  height: 8px;
  border-radius: 2px;
  background: #1f1f1f;
}
.confidence-seg.on { background: var(--red); }
.confidence-value {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--red);
  min-width: 40px;
  text-align: right;
}

/* 2-col grid */
.grid {
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(0, 1fr);
  gap: 16px;
}
@media (max-width: 900px) {
  .grid { grid-template-columns: 1fr; }
  .indicator-ip { font-size: 22px; }
}

.col { display: flex; flex-direction: column; gap: 16px; }
.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 20px;
}

/* pills group */
.pill-group { display: flex; flex-wrap: wrap; gap: 6px; }

/* network */
.kv { display: grid; grid-template-columns: 110px 1fr; gap: 6px 14px; font-size: 13px; }
.kv dt { color: var(--text-faint); text-transform: uppercase; font-size: 11px; letter-spacing: 0.06em; align-self: center; }
.kv dd { margin: 0; color: var(--text); word-break: break-word; }
.kv dd.mono { font-family: var(--mono); }

/* open ports list */
.ports { list-style: none; margin: 0; padding: 0; }
.ports li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 0;
  border-top: 1px solid var(--border);
  font-size: 13px;
}
.ports li:first-child { border-top: 0; }
.ports .port-num { font-family: var(--mono); color: var(--text); }
.ports .port-svc { color: var(--text-dim); }
.ports .port-count { color: var(--text-faint); font-family: var(--mono); font-size: 12px; }
.ports .empty { color: var(--text-faint); font-size: 13px; padding: 4px 0; }

/* sightings */
.sightings { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
@media (max-width: 600px) { .sightings { grid-template-columns: 1fr 1fr; } }
.sight {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
}
.sight .micro { margin: 0 0 4px; }
.sight .v { font-family: var(--mono); font-size: 20px; color: var(--text); }

/* sparkline */
.spark-wrap { position: relative; padding-top: 4px; }
.spark-svg { width: 100%; height: 110px; display: block; }
.spark-tip {
  position: absolute;
  pointer-events: none;
  background: #0a0a0a;
  border: 1px solid var(--border-strong);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 11px;
  color: var(--text);
  font-family: var(--mono);
  white-space: nowrap;
  transform: translate(-50%, -120%);
  opacity: 0;
  transition: opacity 0.1s ease;
  z-index: 5;
}
.spark-tip.on { opacity: 1; }
.spark-meta { display: flex; justify-content: space-between; margin-top: 8px; color: var(--text-faint); font-size: 12px; }

/* external links */
.ext-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
@media (max-width: 600px) { .ext-list { grid-template-columns: 1fr; } }
.ext-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 13px;
  transition: border-color 0.15s ease;
}
.ext-list a:hover { border-color: var(--accent); text-decoration: none; }
.ext-list .ext-name { display: flex; align-items: center; gap: 8px; }
.ext-list .ext-name svg { color: var(--accent); }
.ext-list .ext-go { color: var(--text-faint); font-size: 14px; }

/* empty / muted */
.muted { color: var(--text-faint); }