:root {
  --bg: #0f1720;
  --panel: #17212c;
  --border: #2a3744;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #2f9e6e;
  --accent2: #3d7ea6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

header {
  padding: 32px 24px 16px;
  text-align: center;
  border-bottom: 1px solid var(--border);
}

header h1 {
  margin: 0 0 6px;
  font-size: 28px;
  letter-spacing: 0.5px;
}

.subtitle { color: var(--muted); margin: 4px 0; }
.disclaimer { color: var(--muted); font-size: 12px; margin: 8px 0 0; }

main {
  max-width: 860px;
  margin: 0 auto;
  padding: 24px;
}

.search-bar {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

#q {
  flex: 1;
  padding: 12px 14px;
  font-size: 16px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
}

#searchBtn {
  padding: 12px 20px;
  font-size: 15px;
  border-radius: 8px;
  border: none;
  background: var(--accent);
  color: white;
  cursor: pointer;
}

#searchBtn:hover { opacity: 0.9; }

.filters {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.filters label {
  color: var(--muted);
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.filters select {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 8px;
}

.meta-info {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
}

.result-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
  margin-bottom: 12px;
  cursor: pointer;
  transition: border-color 0.15s;
}

.result-card:hover { border-color: var(--accent2); }

.result-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 6px;
}

.result-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 8px;
}

.badge {
  background: rgba(63, 126, 166, 0.18);
  color: var(--accent2);
  padding: 2px 8px;
  border-radius: 12px;
}

.result-summary {
  font-size: 14px;
  color: var(--text);
  opacity: 0.85;
  line-height: 1.4;
}

.empty-state, .loading {
  color: var(--muted);
  text-align: center;
  padding: 40px 0;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 40px 16px;
  overflow-y: auto;
}

.modal.hidden { display: none; }

.modal-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  max-width: 760px;
  width: 100%;
  padding: 28px;
  position: relative;
}

.close-btn {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  color: var(--muted);
  font-size: 24px;
  cursor: pointer;
}

.doc-full-text {
  white-space: pre-wrap;
  font-size: 14px;
  line-height: 1.6;
  margin-top: 16px;
  max-height: 60vh;
  overflow-y: auto;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}