@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,600;0,700;1,400&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  --bg-listening: #101012;
  --card-walnut: #18181c;
  --walnut-gold: #d49a43;
  --walnut-light: #f0be71;
  --text-parchment: #f8f6f0;
  --text-muted: #949089;
  --border-audio: rgba(212, 154, 67, 0.28);
  --font-serif: 'Playfair Display', serif;
  --font-sans: 'Inter', sans-serif;
  --transition: all 0.3s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { background-color: var(--bg-listening); color: var(--text-parchment); font-family: var(--font-sans); line-height: 1.65; overflow-x: hidden; padding-bottom: 70px; }

.simple-switcher { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); z-index: 9999; background: rgba(16, 16, 18, 0.96); backdrop-filter: blur(16px); border: 1px solid rgba(255, 255, 255, 0.15); border-radius: 9999px; padding: 6px 12px; display: flex; align-items: center; gap: 6px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6); max-width: 94vw; overflow-x: auto; scrollbar-width: none; -webkit-overflow-scrolling: touch; }
.simple-switcher::-webkit-scrollbar { display: none; }
.simple-switcher span { font-size: 0.7rem; color: #999; text-transform: uppercase; letter-spacing: 0.08em; padding: 0 4px; font-weight: 700; white-space: nowrap; }
.simple-switcher a { font-size: 0.75rem; color: #bbb; text-decoration: none; padding: 5px 10px; border-radius: 9999px; transition: var(--transition); white-space: nowrap; }
.simple-switcher a:hover { color: #fff; background: rgba(255, 255, 255, 0.1); }
.simple-switcher a.active { background: var(--walnut-gold); color: #000; font-weight: 700; }

.audio-nav { display: flex; justify-content: space-between; align-items: center; padding: 20px 6vw; border-bottom: 1px solid var(--border-audio); position: sticky; top: 0; background: rgba(16, 16, 18, 0.92); backdrop-filter: blur(12px); z-index: 100; }
.audio-logo { font-family: var(--font-serif); font-size: clamp(1.15rem, 3vw, 1.45rem); letter-spacing: 0.1em; color: #fff; text-decoration: none; font-weight: 700; }
.audio-menu { display: flex; gap: 30px; list-style: none; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.08em; }
.audio-menu a { color: var(--text-muted); text-decoration: none; transition: var(--transition); }
.audio-menu a:hover { color: var(--walnut-light); }

.btn-walnut { background: var(--walnut-gold); color: #000; font-size: 0.82rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; padding: 12px 24px; border-radius: 3px; text-decoration: none; border: none; cursor: pointer; transition: var(--transition); text-align: center; }
.btn-walnut:hover { background: var(--walnut-light); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(212, 154, 67, 0.35); }
.btn-curve-link { color: #fff; font-size: 0.84rem; text-decoration: none; padding: 12px 20px; border: 1px solid var(--border-audio); border-radius: 3px; }

.audio-hero { max-width: 1360px; margin: 0 auto; padding: 60px 6vw 80px; display: grid; grid-template-columns: 1.1fr 1fr; gap: 50px; align-items: center; }
.audio-lab-tag { font-size: 0.76rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--walnut-gold); font-weight: 700; display: block; margin-bottom: 16px; }
.audio-hero-left h1 { font-family: var(--font-serif); font-size: clamp(2.4rem, 5vw, 4rem); line-height: 1.15; margin-bottom: 22px; }
.audio-hero-left h1 em { font-style: italic; color: var(--walnut-light); }
.audio-hero-left p { color: var(--text-muted); font-size: 1.05rem; margin-bottom: 32px; max-width: 520px; }
.audio-hero-ctas { display: flex; gap: 16px; align-items: center; }
.audio-frame { border-radius: 10px; overflow: hidden; border: 1px solid var(--border-audio); box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7); }
.audio-frame img { width: 100%; height: auto; display: block; }

.audio-lab-strip { border-top: 1px solid var(--border-audio); border-bottom: 1px solid var(--border-audio); background: #141418; padding: 70px 6vw; }
.audio-lab-grid { max-width: 1360px; margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.lab-cell { background: var(--card-walnut); border: 1px solid var(--border-audio); border-radius: 8px; padding: 26px 20px; }
.lab-cell.highlight-cell { border-color: var(--walnut-gold); }
.cell-label { font-size: 0.72rem; letter-spacing: 0.16em; color: var(--walnut-light); font-weight: 700; display: block; margin-bottom: 8px; }
.cell-num { font-family: var(--font-serif); font-size: 1.8rem; color: #fff; margin-bottom: 6px; font-weight: 600; }
.lab-cell p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.5; }

.audition-section { padding: 90px 6vw; max-width: 960px; margin: 0 auto; }
.audition-card { background: var(--card-walnut); border: 1px solid var(--walnut-gold); border-radius: 12px; padding: 48px; text-align: center; }
.audition-card h2 { font-family: var(--font-serif); font-size: 2.2rem; margin: 8px 0 12px; }
.audition-card p { color: var(--text-muted); font-size: 0.95rem; margin-bottom: 28px; }
.audition-row { display: flex; gap: 12px; }
.audition-row input, .audition-row select { flex: 1; background: rgba(0, 0, 0, 0.4); border: 1px solid var(--border-audio); color: #fff; padding: 12px 14px; border-radius: 4px; font-size: 0.88rem; outline: none; }
.btn-wide { width: 100%; padding: 15px; margin-top: 20px; }

.audio-footer { border-top: 1px solid var(--border-audio); padding: 50px 6vw; text-align: center; font-size: 0.8rem; color: var(--text-muted); }
.audio-footer-title { font-family: var(--font-serif); font-size: 1.15rem; letter-spacing: 0.1em; color: var(--walnut-gold); margin-bottom: 6px; }

@media (max-width: 900px) {
  .audio-menu { display: none; }
  .audio-hero { grid-template-columns: 1fr; }
  .audio-lab-grid { grid-template-columns: 1fr 1fr; }
  .audition-row { flex-direction: column; }
}