* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: 'Georgia', 'Times New Roman', serif;
  color: #fdfdfb;
}

.backdrop {
  position: fixed;
  inset: 0;
  background-image: url('assets/background.jpg');
  background-size: cover;
  background-position: center 30%;
  background-repeat: no-repeat;
  z-index: -2;
}

.overlay {
  position: fixed;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 15, 0.55) 0%,
    rgba(10, 10, 15, 0.35) 35%,
    rgba(10, 10, 15, 0.65) 75%,
    rgba(10, 10, 15, 0.85) 100%
  );
  z-index: -1;
}

.content {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  text-align: center;
  padding: 3rem 1.5rem 3.5rem;
  max-width: 640px;
  margin: 0 auto;
}

.top-group,
.bottom-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.3em;
  font-size: 0.8rem;
  opacity: 0.85;
  margin: 0 0 0.5rem;
}

h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin: 0 0 0.5rem;
  font-weight: 400;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.6);
}

.dates {
  font-style: italic;
  opacity: 0.85;
  margin: 0 0 2.5rem;
  font-size: 1.05rem;
}

.audio-card {
  background: rgba(20, 20, 25, 0.45);
  backdrop-filter: blur(6px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 14px;
  padding: 1.25rem 1.5rem;
  width: 100%;
  margin-bottom: 1.75rem;
}

.audio-label {
  margin: 0 0 0.75rem;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.8;
}

audio {
  width: 100%;
}

.downloads {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
}

.btn {
  display: block;
  padding: 0.9rem 1.5rem;
  border-radius: 10px;
  text-decoration: none;
  font-size: 1rem;
  letter-spacing: 0.03em;
  background: rgba(255, 255, 255, 0.92);
  color: #1a1a1a;
  border: 1px solid rgba(255, 255, 255, 0.9);
  transition: transform 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translateY(-2px);
  background: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  color: #fdfdfb;
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.18);
}

footer {
  margin-top: 2.5rem;
  font-size: 0.9rem;
  opacity: 0.75;
  font-style: italic;
}