/* webmcp-radar — dark theme, English labels. No external deps. */

:root {
  --bg: #0d1117;
  --bg-card: #161b22;
  --bg-card-hover: #1c2129;
  --border: #30363d;
  --text: #c9d1d9;
  --text-dim: #8b949e;
  --accent: #58a6ff;
  --accent-2: #79c0ff;
  --green: #3fb950;
  --red: #f85149;
  --yellow: #d29922;
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, sans-serif;
}

* { box-sizing: border-box; }
html, body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  margin: 0;
  padding: 0;
  line-height: 1.5;
  font-size: 14px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); background: #21262d; padding: 1px 4px; border-radius: 3px; font-size: 12.5px; }

.hdr {
  border-bottom: 1px solid var(--border);
  padding: 24px 32px;
  background: linear-gradient(180deg, #11161d 0%, #0d1117 100%);
}
.hdr-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  max-width: 1200px;
  margin: 0 auto;
}
.hdr h1 {
  font-family: var(--mono);
  font-size: 22px;
  margin: 0 0 6px;
  color: var(--accent-2);
  letter-spacing: -0.3px;
}
.hdr .sub { margin: 0; color: var(--text-dim); max-width: 720px; font-size: 13.5px; }
.last-scan {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--text-dim);
  background: var(--bg-card);
  padding: 6px 10px;
  border: 1px solid var(--border);
  border-radius: 4px;
  white-space: nowrap;
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  max-width: 1200px;
  margin: 20px auto;
  padding: 0 32px;
}
.stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 16px 18px;
}
.stat .n {
  font-family: var(--mono);
  font-size: 26px;
  font-weight: 700;
  color: var(--accent-2);
}
.stat .l {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  margin-top: 4px;
}

.tabs {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 32px;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 4px;
}
.tab {
  background: transparent;
  border: none;
  color: var(--text-dim);
  padding: 10px 14px;
  cursor: pointer;
  font: inherit;
  border-bottom: 2px solid transparent;
}
.tab:hover { color: var(--text); }
.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 18px 32px 60px;
}
.tab-pane { display: none; }
.tab-pane.active { display: block; }

.controls {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.controls input, .controls select, button {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 7px 10px;
  font: inherit;
}
.controls input { flex: 1 1 240px; }
button { cursor: pointer; }
button:hover { background: var(--bg-card-hover); border-color: #444c56; }

.list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.empty {
  padding: 24px;
  color: var(--text-dim);
  text-align: center;
  border: 1px dashed var(--border);
  border-radius: 4px;
}

.row {
  display: grid;
  grid-template-columns: 14px 1fr 110px 130px 110px 90px;
  align-items: center;
  gap: 12px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 8px 14px;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
}
.row:hover { background: var(--bg-card-hover); border-color: #444c56; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-live { background: var(--green); box-shadow: 0 0 6px rgba(63,185,80,0.5); }
.dot-dead { background: #484f58; }
.dom { font-family: var(--mono); color: var(--accent-2); font-weight: 600; overflow: hidden; text-overflow: ellipsis; }
.tools, .dm, .src, .when { font-size: 12.5px; color: var(--text-dim); font-family: var(--mono); }
.tools { text-align: right; }

.change {
  display: grid;
  grid-template-columns: 130px 1fr 200px 90px;
  align-items: center;
  gap: 12px;
  padding: 7px 14px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.tag {
  font-family: var(--mono);
  font-size: 11px;
  background: #21262d;
  border: 1px solid var(--border);
  padding: 2px 8px;
  border-radius: 10px;
  color: var(--text-dim);
}
.tag-discovered { color: var(--green); border-color: #1a4a2a; }
.tag-tools-added { color: var(--green); border-color: #1a4a2a; }
.tag-tools-removed { color: var(--yellow); border-color: #4a3a1a; }
.tag-manifest-changed { color: var(--accent); border-color: #1a3a5a; }
.tag-went-offline { color: var(--red); border-color: #5a1a1a; }
.tag-came-back { color: var(--green); border-color: #1a4a2a; }
.delta { font-family: var(--mono); font-size: 12px; color: var(--text-dim); }

.submit-form {
  max-width: 640px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 22px;
}
.submit-form label { display: block; margin-bottom: 8px; font-size: 13px; color: var(--text-dim); }
.submit-form .row { display: flex; gap: 8px; padding: 0; background: transparent; border: none; }
.submit-form input { flex: 1; }
.hint { font-size: 12.5px; color: var(--text-dim); margin: 14px 0 0; }
.submit-result { margin-top: 14px; font-family: var(--mono); font-size: 13px; min-height: 1.2em; }
.submit-result.ok { color: var(--green); }
.submit-result.err { color: var(--red); }
.submit-result.warn { color: var(--yellow); }
.submit-result.busy { color: var(--text-dim); }

.about { max-width: 720px; color: var(--text); }
.about h2 { color: var(--accent-2); font-size: 16px; margin: 18px 0 8px; }
.about ol, .about ul { padding-left: 20px; }
.about li { margin: 4px 0; }

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 60px 20px;
  overflow-y: auto;
}
.modal.hidden { display: none; }
.modal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  max-width: 800px;
  width: 100%;
  padding: 24px 28px 28px;
  position: relative;
}
.close {
  position: absolute;
  top: 8px;
  right: 10px;
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 24px;
  cursor: pointer;
  line-height: 1;
}
.close:hover { color: var(--text); }
.modal h2 { color: var(--accent-2); font-family: var(--mono); margin: 0 0 8px; }
.modal h3 { color: var(--text); font-size: 14px; margin: 18px 0 6px; border-bottom: 1px solid var(--border); padding-bottom: 4px; }
.meta { display: flex; flex-wrap: wrap; gap: 10px; margin: 8px 0 8px; }
.kv {
  font-family: var(--mono);
  font-size: 12px;
  background: #21262d;
  padding: 4px 8px;
  border-radius: 3px;
  color: var(--text-dim);
}
.kv b { color: var(--text); margin-right: 6px; font-weight: 500; }
.muted { color: var(--text-dim); font-size: 13px; }
.tools-list { padding-left: 20px; }
.tools-list li { margin: 4px 0; }
.manifest {
  font-family: var(--mono);
  font-size: 12px;
  background: #0a0e14;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 12px;
  overflow: auto;
  max-height: 320px;
  white-space: pre-wrap;
  word-break: break-word;
}
.hist { padding-left: 18px; font-size: 13px; }
.hist li { margin: 3px 0; }

footer {
  border-top: 1px solid var(--border);
  text-align: center;
  padding: 16px;
  color: var(--text-dim);
  font-size: 12px;
}

@media (max-width: 800px) {
  .hdr-inner { flex-direction: column; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .row { grid-template-columns: 12px 1fr 70px 90px; }
  .row .src, .row .when { display: none; }
  .change { grid-template-columns: 100px 1fr 80px; }
  .change .delta { display: none; }
}