:root {
  color-scheme: dark;

  --bg: #0b0c0f;
  --panel: #15171d;
  --panel2: #1b1e25;
  --text: #f5f3ed;
  --muted: #9699a3;
  --line: rgba(255,255,255,.08);
  --accent: #d7ae68;
  --accent-soft: rgba(215,174,104,.14);
}


* {
  box-sizing: border-box;
}


body {
  margin: 0;

  min-height: 100vh;

  background:
    radial-gradient(
      circle at 50% -15%,
      rgba(215,174,104,.14),
      transparent 35rem
    ),
    var(--bg);

  color: var(--text);

  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Arial,
    sans-serif;
}


button,
select {
  font: inherit;
  color: inherit;
}


.site-header {
  position: sticky;
  top: 0;

  z-index: 20;

  background:
    rgba(11,12,15,.88);

  border-bottom:
    1px solid var(--line);

  backdrop-filter:
    blur(18px);
}


.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 15px;

  width: min(1250px, 100%);
  margin: auto;

  padding: 14px 18px;
}


.brand {
  display: flex;
  align-items: center;

  gap: 12px;

  color: var(--text);

  text-decoration: none;
}


.brand-mark {
  display: grid;
  place-items: center;

  width: 40px;
  height: 40px;

  border-radius: 12px;

  background:
    linear-gradient(
      145deg,
      #e7c181,
      #ae7e39
    );

  color: #17110a;

  font-size: 22px;
  font-weight: 900;
}


.brand strong {
  display: block;

  font-size: 16px;
}


.brand small {
  display: block;

  margin-top: 2px;

  color: var(--muted);

  font-size: 11px;
}


.month-link {
  padding: 8px 13px;

  border: 1px solid var(--line);

  border-radius: 999px;

  background: var(--panel);

  color: var(--muted);

  text-decoration: none;

  font-size: 12px;
}


main {
  width: min(1250px, 100%);

  margin: auto;

  padding:
    0 18px 70px;
}


.hero {
  padding: 44px 0 25px;
}


.year-nav {
  display: grid;

  grid-template-columns:
    48px 1fr 48px;

  align-items: center;

  gap: 15px;
}


.year-center {
  text-align: center;
}


.year-picker select {
  appearance: none;

  padding: 6px 18px;

  border: 1px solid var(--line);

  border-radius: 999px;

  background: var(--panel);

  color: var(--muted);

  text-align: center;
}


.year-center h1 {
  margin: 8px 0 3px;

  font-size:
    clamp(52px, 9vw, 88px);

  line-height: .95;

  letter-spacing: -.06em;
}


.subtitle {
  margin: 10px 0 0;

  color: var(--muted);

  font-size: 14px;
}


.nav-arrow {
  width: 48px;
  height: 48px;

  border: 1px solid var(--line);

  border-radius: 50%;

  background: var(--panel);

  cursor: pointer;

  font-size: 34px;
}


.nav-arrow:disabled {
  opacity: .2;
}


.stats {
  display: grid;

  grid-template-columns:
    repeat(4, 1fr);

  gap: 10px;

  max-width: 760px;

  margin: 32px auto 0;
}


.stat {
  padding: 16px 10px;

  border: 1px solid var(--line);

  border-radius: 16px;

  background:
    rgba(21,23,29,.75);

  text-align: center;
}


.stat strong {
  display: block;

  font-size: 25px;
}


.stat span {
  display: block;

  margin-top: 5px;

  color: var(--muted);

  font-size: 10px;

  text-transform: uppercase;

  letter-spacing: .7px;
}


.section {
  margin-top: 48px;
}


.section-heading {
  display: flex;
  justify-content: space-between;

  margin-bottom: 17px;
}


.section-heading h2 {
  margin: 0;

  font-size: 24px;

  letter-spacing: -.5px;
}


.section-heading p {
  margin: 5px 0 0;

  color: var(--muted);

  font-size: 13px;
}


.month-grid {
  display: grid;

  grid-template-columns:
    repeat(4, 1fr);

  gap: 13px;
}


.month-card {
  overflow: hidden;

  min-width: 0;

  border: 1px solid var(--line);

  border-radius: 18px;

  background:
    var(--panel);

  color: var(--text);

  text-decoration: none;

  transition:
    transform .15s ease,
    border-color .15s ease;
}


.month-card:hover {
  transform:
    translateY(-2px);

  border-color:
    rgba(215,174,104,.35);
}


.month-card.empty {
  opacity: .45;

  pointer-events: none;
}


.month-art {
  display: grid;

  grid-template-columns:
    repeat(2, 1fr);

  aspect-ratio: 2 / 1;

  background: #101216;
}


.month-art img,
.month-placeholder {
  width: 100%;
  height: 100%;

  object-fit: cover;
}


.month-placeholder {
  display: grid;
  place-items: center;

  color:
    rgba(255,255,255,.12);

  font-size: 25px;
}


.month-info {
  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 8px;

  padding: 13px 14px;
}


.month-info strong {
  font-size: 15px;
}


.month-count {
  color: var(--muted);

  font-size: 11px;
}


.artist-list {
  display: grid;

  grid-template-columns:
    repeat(3, 1fr);

  gap: 9px;
}


.artist-row {
  display: flex;
  align-items: center;
  justify-content: space-between;

  gap: 12px;

  padding: 13px 14px;

  border: 1px solid var(--line);

  border-radius: 13px;

  background: var(--panel);
}


.artist-name {
  min-width: 0;

  overflow: hidden;

  white-space: nowrap;

  text-overflow: ellipsis;

  font-size: 13px;
}


.artist-count {
  flex: 0 0 auto;

  color: var(--accent);

  font-size: 12px;
}


.release-grid {
  display: grid;

  grid-template-columns:
    repeat(
      auto-fill,
      minmax(180px, 1fr)
    );

  gap: 13px;
}


.release-card {
  overflow: hidden;

  border: 1px solid var(--line);

  border-radius: 16px;

  background: var(--panel);

  color: var(--text);

  text-decoration: none;
}


.release-art {
  aspect-ratio: 1 / 1;

  background: #101216;
}


.release-art img {
  width: 100%;
  height: 100%;

  object-fit: cover;
}


.release-placeholder {
  display: grid;
  place-items: center;

  width: 100%;
  height: 100%;

  color:
    rgba(255,255,255,.14);

  font-size: 48px;
}


.release-info {
  padding: 12px;
}


.release-title {
  margin: 0;

  font-size: 14px;
  line-height: 1.3;
}


.release-artist {
  margin: 5px 0 0;

  color: var(--muted);

  font-size: 11px;
}


.musicbrainz-notice {
  display: grid;

  grid-template-columns:
    52px 1fr;

  gap: 17px;

  max-width: 760px;

  margin: 65px auto 0;

  padding: 21px;

  border: 1px solid var(--line);

  border-radius: 18px;

  background:
    linear-gradient(
      145deg,
      rgba(215,174,104,.07),
      rgba(255,255,255,.025)
    );
}


.mb-badge {
  display: grid;
  place-items: center;

  width: 52px;
  height: 52px;

  border-radius: 14px;

  background:
    var(--accent-soft);

  color: var(--accent);

  font-size: 12px;
  font-weight: 800;
}


.musicbrainz-notice h2 {
  margin: 0 0 7px;

  font-size: 17px;
}


.musicbrainz-notice p {
  margin: 5px 0;

  color: var(--muted);

  font-size: 12px;
  line-height: 1.55;
}


.musicbrainz-notice a {
  display: inline-block;

  margin-top: 8px;

  color: var(--accent);

  font-size: 12px;

  text-decoration: none;
}


@media (max-width: 800px) {

  .month-grid {
    grid-template-columns:
      repeat(2, 1fr);
  }


  .artist-list {
    grid-template-columns:
      1fr;
  }

}


@media (max-width: 600px) {

  .brand small {
    display: none;
  }


  .hero {
    padding-top: 30px;
  }


  .year-nav {
    grid-template-columns:
      40px 1fr 40px;

    gap: 8px;
  }


  .nav-arrow {
    width: 40px;
    height: 40px;

    font-size: 29px;
  }


  .stats {
    grid-template-columns:
      repeat(2, 1fr);
  }


  .month-grid {
    gap: 9px;
  }


  .month-info {
    padding: 11px;
  }


  .release-grid {
    grid-template-columns:
      repeat(2, 1fr);

    gap: 9px;
  }


  .musicbrainz-notice {
    grid-template-columns:
      42px 1fr;

    gap: 12px;

    padding: 16px;
  }


  .mb-badge {
    width: 42px;
    height: 42px;
  }

}


/* ====================================================
   Month / Year view switch
==================================================== */

.view-toggle {
  display: flex;
  justify-content: center;

  width: fit-content;

  margin: 0 auto 22px;

  padding: 4px;

  border: 1px solid var(--line);

  border-radius: 999px;

  background: var(--panel);
}


.view-tab {
  min-width: 72px;

  padding: 7px 15px;

  border-radius: 999px;

  color: var(--muted);

  text-align: center;
  text-decoration: none;

  font-size: 12px;
  font-weight: 600;
}


.view-tab.active {
  background: var(--accent-soft);

  color: #efd29f;
}


@media (max-width: 600px) {

  .view-toggle {
    margin-bottom: 20px;
  }

  .view-tab {
    min-width: 68px;
  }

}