:root {
  --bg: #f4f6fb;
  --panel: #ffffff;
  --text: #16213e;
  --muted: #4d5b7a;
  --link: #2f6fd6;
  --warn: #9a4e00;
  --accent: #3b4f71;
  --chip: #edf2ff;
  font-family: "Segoe UI", "Trebuchet MS", Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: radial-gradient(circle at top, #edf3ff 0%, var(--bg) 45%, #fff 100%);
  color: var(--text);
}

.app {
  min-height: 100vh;
  padding: 1rem;
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border-radius: 12px;
  padding: 1rem;
  border: 1px solid #e6ebf4;
  box-shadow: 0 8px 30px rgba(12, 32, 84, 0.08);
}

h1 {
  margin: 0 0 1rem;
  font-size: 1.4rem;
}

h2 {
  margin: 0 0 .7rem;
  font-size: 1.1rem;
}

#statusArea {
  min-height: 1.2rem;
  margin-bottom: 0.75rem;
}

#statusArea .warn {
  color: var(--warn);
  font-weight: 600;
}

.section-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: .6rem;
}

.entity-header {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  flex-wrap: wrap;
}

.pill {
  background: var(--chip);
  padding: 0.15rem 0.6rem;
  border-radius: 999px;
  font-size: 0.78rem;
  white-space: nowrap;
}

.pill.bad {
  background: #ffe8d6;
  color: #7b3f00;
}

form { display: grid; gap: .6rem; }

form label {
  display: grid;
  gap: 0.3rem;
  font-size: 0.9rem;
}

input, button, select, textarea {
  width: 100%;
  padding: 0.45rem;
  border: 1px solid #ccd4e7;
  border-radius: 8px;
}

button {
  background: #2844b5;
  color: white;
  border-color: #2844b5;
  cursor: pointer;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.row {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.row > * {
  flex: 1;
}

.results-list,
.edges-list,
.kv-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.results-sublist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.45rem;
}

.results-list li,
.edges-list li,
.kv-list li,
.results-sublist li,
.result-group {
  padding: 0.5rem;
  background: #f8faff;
  border: 1px solid #e5e9f5;
  border-radius: 8px;
}

.result-group {
  margin: 0;
}

.result-group-title {
  font-weight: 600;
  margin-bottom: 0.45rem;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:hover { text-decoration: underline; }

.code {
  background: #f4f6fb;
  padding: 0.4rem;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 0.86rem;
}

.textarea {
  min-height: 4rem;
  resize: vertical;
}

.filter-grid {
  display: grid;
  gap: .5rem;
}

.filters-title {
  margin-bottom: 0.25rem;
}

@media (max-width: 950px) {
  .app {
    grid-template-columns: 1fr;
  }
}

.result-snippet {
  color: #444;
  font-size: 0.85rem;
  margin: 2px 0 6px 0;
  line-height: 1.35;
}
.results-sublist .code {
  color: #777;
  font-size: 0.8rem;
}

.intro {
  font-size: 0.9rem;
  color: #333;
  line-height: 1.45;
  margin: 4px 0 10px 0;
}
.examples {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  margin-bottom: 12px;
}
.examples-label { font-size: 0.8rem; color: #777; }
.example-chip {
  font-size: 0.8rem;
  padding: 3px 9px;
  border: 1px solid #cfd6e4;
  border-radius: 999px;
  background: #f3f6fb;
  color: #234;
  cursor: pointer;
}
.example-chip:hover { background: #e6edf8; }