:root {
  --bg: #0b1220;
  --panel: rgba(11, 18, 32, 0.82);
  --panel-strong: rgba(15, 23, 42, 0.96);
  --line: rgba(148, 163, 184, 0.18);
  --text: #eff4ff;
  --muted: #96a6c0;
  --accent: #63b3ff;
  --accent-2: #7cffc9;
  --danger: #ff7a7a;
  --shadow: 0 18px 52px rgba(0, 0, 0, 0.36);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(99, 179, 255, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(124, 255, 201, 0.12), transparent 24%),
    linear-gradient(180deg, #08101a 0%, #101a28 100%);
}

.shell {
  width: min(1180px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 28px 0 40px;
}

.hero, .query-panel, .result-grid, .error-box, .empty-state {
  border: 1px solid var(--line);
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
  border-radius: 24px;
}

.hero {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding: 26px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--accent-2);
  font-size: 0.74rem;
}

h1 {
  margin: 0;
  font-size: clamp(2rem, 5vw, 3.4rem);
  line-height: 1.02;
}

.lede {
  margin: 12px 0 0;
  max-width: 64ch;
  color: var(--muted);
}

.status-card {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 16px 18px;
  min-width: 250px;
  border-radius: 18px;
  background: rgba(17, 24, 39, 0.72);
  border: 1px solid var(--line);
}

.status-dot {
  width: 14px;
  height: 14px;
  border-radius: 999px;
  background: #f59e0b;
  box-shadow: 0 0 0 6px rgba(245, 158, 11, 0.14);
  flex: 0 0 auto;
}

.status-dot[data-state="ok"] { background: #2dd4bf; box-shadow: 0 0 0 6px rgba(45, 212, 191, 0.14); }
.status-dot[data-state="busy"] { background: #63b3ff; box-shadow: 0 0 0 6px rgba(99, 179, 255, 0.14); }
.status-dot[data-state="fail"] { background: var(--danger); box-shadow: 0 0 0 6px rgba(255, 122, 122, 0.14); }

.status-card strong, .status-card p { display: block; margin: 0; }
.status-card p { color: var(--muted); margin-top: 4px; font-size: 0.94rem; }

.query-panel, .result-grid, .error-box, .empty-state {
  margin-top: 16px;
  padding: 20px;
}

.search-form label, .api-row label {
  display: block;
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 0.88rem;
}

.search-row, .api-row {
  display: grid;
  gap: 10px;
}

.search-row {
  grid-template-columns: 1fr auto;
}

input {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #223047;
  border-radius: 14px;
  background: rgba(7, 13, 24, 0.72);
  color: var(--text);
  font: inherit;
}

input:focus {
  outline: 2px solid rgba(99, 179, 255, 0.3);
  border-color: rgba(99, 179, 255, 0.7);
}

button {
  border: 0;
  border-radius: 14px;
  padding: 14px 18px;
  background: linear-gradient(135deg, #63b3ff, #7cffc9);
  color: #08111d;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

button:hover { filter: brightness(1.03); }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.chip {
  border: 1px solid #23324a;
  background: rgba(11, 18, 32, 0.92);
  color: var(--text);
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 0.9rem;
}

.hidden { display: none !important; }

.error-box {
  color: #fecaca;
  background: rgba(59, 7, 18, 0.72);
  border-color: rgba(248, 113, 113, 0.3);
}

.result-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, 0.9fr);
}

.answer-card, .side-panel, .evidence-panel, .related-panel, .raw-panel {
  border: 1px solid var(--line);
  background: var(--panel-strong);
  border-radius: 20px;
  padding: 18px;
}

.answer-card {
  grid-column: 1 / 2;
}

.card-topline, .result-head {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: rgba(99, 179, 255, 0.14);
  color: #d8ecff;
}

.pill.muted { background: rgba(148, 163, 184, 0.12); color: #d9e2ef; }
.pill.primary { background: rgba(124, 255, 201, 0.12); color: #c9fff0; }

.answer-card h2, .evidence-panel h3, .related-panel h3, .side-panel h3, .raw-panel h3 { margin: 14px 0 10px; }
.answer-card p { color: var(--muted); line-height: 1.55; }
.key-points, .notice-list, .hook-list, .related-list { display: grid; gap: 10px; }
.list-item, .result-card, .empty-inline { border: 1px solid #23324a; border-radius: 16px; padding: 12px 14px; background: rgba(8, 13, 23, 0.76); }
.result-card h4 { margin: 10px 0 8px; font-size: 1.02rem; }
.result-card p { margin: 0; color: var(--muted); line-height: 1.5; }
.result-card.primary { border-color: rgba(124, 255, 201, 0.3); box-shadow: 0 6px 18px rgba(0, 0, 0, 0.16); }
.result-meta, .citation { color: var(--muted); font-size: 0.82rem; }
.citation { margin-top: 10px; }
.raw-panel pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  color: #cfe2ff;
  font-size: 0.82rem;
}

.empty-state {
  color: var(--muted);
  text-align: center;
}

@media (max-width: 980px) {
  .hero, .result-grid { grid-template-columns: 1fr; display: grid; }
  .hero { gap: 16px; }
}

@media (max-width: 720px) {
  .shell { width: min(100vw - 24px, 1180px); padding-top: 16px; }
  .search-row { grid-template-columns: 1fr; }
  .status-card { width: 100%; }
}