/* LinguaWave base styles */
:root {
  --lw-blue: #4A90D9;
  --lw-orange: #F4845F;
  --lw-yellow: #FFD166;
  --lw-dark: #1A1A2E;
  --lw-light: #F7F9FC;
  --lw-text: #2C3E50;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--lw-light);
  color: var(--lw-text);
  line-height: 1.6;
}

.container { max-width: 860px; margin: 0 auto; padding: 0 20px; }

/* Header */
.lw-header {
  background: linear-gradient(135deg, var(--lw-blue), #6C63FF);
  color: white;
  padding: 20px 0;
  text-align: center;
}
.lw-header h1 { font-size: 1.8rem; font-weight: 700; letter-spacing: 0.03em; }
.lw-header span { opacity: 0.9; font-size: 0.9rem; }

/* Hero */
.episode-hero {
  background: white;
  border-radius: 12px;
  padding: 32px;
  margin: 28px 0;
  box-shadow: 0 2px 16px rgba(74,144,217,0.12);
}
.episode-badge {
  display: inline-block;
  background: var(--lw-orange);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 99px;
  margin-bottom: 12px;
}
.episode-hero h2 {
  font-size: 1.6rem;
  color: var(--lw-dark);
  margin-bottom: 8px;
  line-height: 1.3;
}
.episode-hero .subtitle {
  color: var(--lw-blue);
  font-size: 1rem;
  margin-bottom: 20px;
}
.episode-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.85rem;
  color: #666;
  margin-bottom: 24px;
}
.episode-meta span { display: flex; align-items: center; gap: 6px; }

.youtube-embed {
  width: 100%;
  aspect-ratio: 16/9;
  border-radius: 10px;
  overflow: hidden;
  background: var(--lw-dark);
  margin-bottom: 8px;
}
.youtube-embed iframe { width: 100%; height: 100%; border: none; }

/* Thumbnail CTA */
.thumbnail-cta {
  background: linear-gradient(135deg, #FFF8F0, #FFF0E8);
  border: 2px solid var(--lw-orange);
  border-radius: 8px;
  padding: 16px 20px;
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.thumbnail-cta img {
  width: 140px;
  height: 79px;
  border-radius: 6px;
  object-fit: cover;
}
.thumbnail-cta p { font-size: 0.9rem; color: var(--lw-dark); }
.thumbnail-cta strong { color: var(--lw-orange); }

/* Chapters */
.chapters { background: white; border-radius: 12px; padding: 28px; margin: 20px 0; box-shadow: 0 1px 8px rgba(0,0,0,0.06); }
.chapters h3 { font-size: 1.15rem; color: var(--lw-dark); margin-bottom: 16px; display: flex; align-items: center; gap: 8px; }
.chapter-list { list-style: none; }
.chapter-list li {
  display: flex;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.92rem;
}
.chapter-list li:last-child { border-bottom: none; }
.chapter-list .time {
  font-family: 'Courier New', monospace;
  font-size: 0.8rem;
  color: var(--lw-blue);
  font-weight: 600;
  min-width: 52px;
  padding-top: 2px;
}
.chapter-list .title { color: var(--lw-dark); font-weight: 500; }

/* Vocabulary */
.vocab { background: white; border-radius: 12px; padding: 28px; margin: 20px 0; box-shadow: 0 1px 8px rgba(0,0,0,0.06); }
.vocab h3 { font-size: 1.15rem; color: var(--lw-dark); margin-bottom: 16px; }
.vocab-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.vocab-table th {
  background: var(--lw-blue);
  color: white;
  padding: 10px 14px;
  text-align: left;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.vocab-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #f0f0f0;
  vertical-align: top;
}
.vocab-table tr:nth-child(even) td { background: #F7FAFF; }
.vocab-table .spanish { font-weight: 600; color: var(--lw-dark); font-size: 1rem; }
.vocab-table .pronunciation { color: #888; font-style: italic; font-size: 0.82rem; }
.vocab-table .english { color: #444; }

/* Transcript */
.transcript { background: white; border-radius: 12px; padding: 28px; margin: 20px 0; box-shadow: 0 1px 8px rgba(0,0,0,0.06); }
.transcript h3 { font-size: 1.15rem; color: var(--lw-dark); margin-bottom: 20px; }
.transcript-section { margin-bottom: 28px; }
.transcript-section h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--lw-blue);
  font-weight: 700;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.turn { margin-bottom: 18px; padding: 14px 16px; border-radius: 8px; border-left: 4px solid; }
.turn-sofia { background: #F0F7FF; border-color: var(--lw-blue); }
.turn-marco { background: #FFF8F0; border-color: var(--lw-orange); }
.turn-label { font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 6px; }
.turn-sofia .turn-label { color: var(--lw-blue); }
.turn-marco .turn-label { color: var(--lw-orange); }
.turn-es { font-weight: 600; color: var(--lw-dark); margin-bottom: 4px; }
.turn-en { font-size: 0.85rem; color: #666; font-style: italic; }

/* Footer */
.lw-footer {
  text-align: center;
  padding: 28px 0;
  color: #aaa;
  font-size: 0.8rem;
}