/* === TOKENS === */
:root {
  --black:    #0a0a0a;
  --white:    #f5f5f5;
  --offwhite: #e2e2e2;
  --gray:     #8a8a8a;
  --darkgray: #1c1c1c;
  --radius:   4px;
}

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

/* === BASE === */
body {
  background-color: var(--black);
  color: var(--white);
  font-family: 'Georgia', serif;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* === HEADER === */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 3rem 1rem 2rem;
  gap: 0.5rem;
}

.logo {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--white);
  margin-bottom: 0.75rem;
  filter: grayscale(100%);
}

.logo-text {
  max-width: 480px;
  width: 95%;
  height: auto;
  margin-top: 0.25rem;
}

.tagline {
  font-size: 0.85rem;
  letter-spacing: 0.3em;
  color: var(--gray);
  font-style: italic;
}

/* === MAIN === */
main {
  flex: 1;
  width: 100%;
  max-width: 540px;
  padding: 1rem 1.5rem 3rem;
}

/* === TRACK CARD === */
.track-card {
  background: var(--darkgray);
  border: 1px solid #2e2e2e;
  border-radius: var(--radius);
  overflow: hidden;
}

.cover-wrap {
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(100%) contrast(1.1);
}

.track-info {
  padding: 1.4rem 1.6rem 1.8rem;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.track-title {
  font-size: 1.4rem;
  font-weight: normal;
  letter-spacing: 0.06em;
  color: var(--white);
  margin-bottom: 1rem;
}

/* === AUDIO PLAYER === */
audio {
  width: 100%;
  height: 36px;
  filter: invert(1) grayscale(100%) brightness(0.9);
}

/* === FOOTER === */
footer {
  padding: 1.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  color: var(--gray);
  text-align: center;
}

/* === RESPONSIVE === */
@media (max-width: 480px) {
  .track-title { font-size: 1.1rem; }
}