:root {
  --bg: #0f1220;
  --panel: #171b2e;
  --panel-2: #1f2440;
  --text: #eef0ff;
  --muted: #9aa3c7;
  --accent: #7c9bff;
  --accent-2: #59e0c5;
  --danger: #ff8080;
  --radius: 12px;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f6fb;
    --panel: #ffffff;
    --panel-2: #eef0fb;
    --text: #1a1c2e;
    --muted: #5a6180;
    --accent: #3d5cff;
    --accent-2: #0f9d84;
    --danger: #c0392b;
    color-scheme: light;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Noto Sans Lao", "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.topbar {
  padding: 2rem 1.5rem 1rem;
  text-align: center;
}

.topbar h1 {
  margin: 0 0 0.4rem;
  font-size: 1.8rem;
}

.subtitle {
  color: var(--muted);
  max-width: 640px;
  margin: 0 auto;
  font-size: 0.95rem;
}

.subtitle a { color: var(--accent); }

main {
  max-width: 900px;
  margin: 0 auto;
  padding: 1rem 1.5rem 3rem;
}

.search-panel {
  display: flex;
  gap: 1rem;
  align-items: flex-end;
  flex-wrap: wrap;
  background: var(--panel);
  padding: 1.25rem;
  border-radius: var(--radius);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.field.grow { flex: 1; min-width: 220px; }

label {
  font-size: 0.8rem;
  color: var(--muted);
}

select, input[type="text"] {
  background: var(--panel-2);
  border: 1px solid rgba(124, 155, 255, 0.25);
  color: var(--text);
  padding: 0.6rem 0.7rem;
  border-radius: 8px;
  font-size: 1rem;
}

select:focus, input[type="text"]:focus {
  outline: 2px solid var(--accent);
}

button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  font-size: 1rem;
  cursor: pointer;
}

button:hover { filter: brightness(1.08); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.note {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 0.8rem 0 0;
}

.status {
  min-height: 1.5rem;
  margin: 1rem 0;
  font-size: 0.95rem;
}

.status.error { color: var(--danger); }

#playall-wrap { margin-bottom: 1rem; }
#playall-wrap.hidden { display: none; }

.results {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1rem;
}

.word-card {
  background: var(--panel);
  border-radius: var(--radius);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.word-card video {
  width: 100%;
  border-radius: 8px;
  background: #000;
}

.word-card .query-word {
  font-weight: 600;
  font-size: 1.05rem;
}

.word-card .label {
  font-size: 0.75rem;
  color: var(--muted);
  word-break: break-all;
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.chip {
  background: var(--panel-2);
  border-radius: 999px;
  padding: 0.2rem 0.6rem;
  font-size: 0.75rem;
  color: var(--muted);
}

.chip.active-lang {
  color: var(--accent-2);
  border: 1px solid var(--accent-2);
}

.word-card.not-found {
  border: 1px dashed var(--danger);
}

.word-card.not-found .query-word {
  color: var(--danger);
}

.word-card.playing {
  outline: 2px solid var(--accent-2);
}

footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.8rem;
  padding: 1rem;
}