/* ── reset & base ─────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --white:   #ffffff;
  --black:   #111111;
  --grey:    #888888;
  --pink:    #ff1493;
  --faint:   #e8e8e8;
  --font:    "Helvetica Neue", Arial, sans-serif;
  --fade:    0.4s ease;
}

html {
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  background: var(--white);
  color: var(--black);
}

body {
  font-family: var(--font);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0;
}

/* ── layout ───────────────────────────────────────── */
main {
  flex: 1;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 3.5rem 1.75rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* ── album header ─────────────────────────────────── */
.album-header {
  margin-bottom: 3.5rem;
  opacity: 0;
  animation: fadein var(--fade) 0.1s forwards;
}

.label-tag {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: lowercase;
  color: var(--grey);
  margin-bottom: 0.5rem;
}

.album-title {
  font-size: clamp(1.3rem, 6vw, 1.75rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.15;
  text-transform: lowercase;
  color: var(--black);
}

/* ── spotify section ──────────────────────────────── */
.spotify-section {
  margin-bottom: 4.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  opacity: 0;
  animation: fadein var(--fade) 0.3s forwards;
}

.spotify-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--black);
  color: var(--white);
  text-decoration: none;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  padding: 0.9rem 1.4rem;
  border: none;
  width: 100%;
  justify-content: center;
  transition: background 0.2s ease, color 0.2s ease;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.spotify-btn:hover,
.spotify-btn:active {
  background: var(--pink);
  color: var(--white);
}

.spotify-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.spotify-embed {
  width: 100%;
  overflow: hidden;
  border: 1px solid var(--faint);
}

.spotify-embed iframe {
  display: block;
  border: none;
}

/* ── archive section ──────────────────────────────── */
.archive-section {
  opacity: 0;
  animation: fadein var(--fade) 0.55s forwards;
}

.archive-label {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: lowercase;
  color: var(--grey);
  margin-bottom: 1.5rem;
  border-top: 1px solid var(--faint);
  padding-top: 1.5rem;
}

.archive-content {
  color: var(--black);
  line-height: 1.6;
}

/* archive item types */
.archive-text {
  font-size: 0.85rem;
  font-weight: 300;
  letter-spacing: 0.02em;
  max-width: 30ch;
  line-height: 1.7;
  color: var(--black);
}

.archive-lyric {
  font-size: clamp(1rem, 4vw, 1.2rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  line-height: 1.5;
  color: var(--black);
  border-left: 1px solid var(--pink);
  padding-left: 1rem;
  font-style: italic;
}

.archive-note {
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.01em;
  color: var(--grey);
  line-height: 1.8;
  text-transform: lowercase;
}

.archive-image-wrap {
  display: block;
  width: 100%;
  max-width: 260px;
}

.archive-image-wrap img {
  display: block;
  width: 100%;
  filter: grayscale(100%) contrast(1.05);
  transition: filter 0.3s ease;
}

.archive-image-wrap:hover img {
  filter: grayscale(0%) contrast(1);
}

.archive-image-caption {
  font-size: 0.62rem;
  letter-spacing: 0.15em;
  color: var(--grey);
  margin-top: 0.6rem;
  text-transform: lowercase;
}

.archive-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: lowercase;
  color: var(--black);
  text-decoration: none;
  border-bottom: 1px solid var(--black);
  padding-bottom: 1px;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.archive-link:hover {
  color: var(--pink);
  border-color: var(--pink);
}

.archive-divider {
  display: block;
  width: 1.5rem;
  height: 1px;
  background: var(--faint);
  margin: 1.2rem 0;
}

/* ── footer ───────────────────────────────────────── */
.site-footer {
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
  padding: 2.5rem 1.75rem 2rem;
  opacity: 0;
  animation: fadein var(--fade) 0.75s forwards;
}

.site-footer span {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: lowercase;
  color: var(--grey);
  opacity: 0.45;
}

/* ── animation ────────────────────────────────────── */
@keyframes fadein {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── desktop refinements ──────────────────────────── */
@media (min-width: 600px) {
  main {
    padding: 5rem 2.5rem 2rem;
  }
  .album-header {
    margin-bottom: 4.5rem;
  }
  .label-tag             { font-size: 13px; }
  .album-title           { font-size: clamp(22px, 4vw, 28px); }
  .spotify-btn           { font-size: 14px; padding: 1rem 1.6rem; }
  .archive-label         { font-size: 12px; }
  .archive-text          { font-size: 16px; }
  .archive-lyric         { font-size: clamp(18px, 3vw, 22px); }
  .archive-note          { font-size: 14px; }
  .archive-link          { font-size: 13px; }
  .archive-image-caption { font-size: 11px; }
  .site-footer span      { font-size: 11px; }
}