:root {
  --ink: #f7f6ef;
  --muted: #aaa99f;
  --paper: #10110f;
  --card: rgba(31, 32, 29, 0.88);
  --line: rgba(255, 255, 255, 0.12);
  --spotify: #1ed760;
  --acid: #d7ff54;
  --warm: #ff8a54;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 85% -10%, rgba(215, 255, 84, 0.09), transparent 34rem),
    linear-gradient(180deg, #151613 0%, var(--paper) 36rem);
}

a {
  color: inherit;
}

.ambient {
  position: fixed;
  z-index: -1;
  border-radius: 999px;
  filter: blur(90px);
  opacity: 0.13;
  pointer-events: none;
}

.ambient-one {
  width: 24rem;
  height: 24rem;
  top: 12rem;
  left: -12rem;
  background: var(--warm);
}

.ambient-two {
  width: 18rem;
  height: 18rem;
  right: -8rem;
  top: 62rem;
  background: var(--spotify);
}

.hero,
.library,
footer {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.hero {
  padding: 76px 0 70px;
}

.eyebrow,
.kicker {
  display: inline-block;
  margin: 0;
  color: var(--acid);
  font-size: 0.76rem;
  font-weight: 750;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  padding-bottom: 4px;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}

h1 {
  max-width: 900px;
  margin: 28px 0 22px;
  font-size: clamp(3.3rem, 10vw, 8.4rem);
  font-weight: 820;
  letter-spacing: -0.075em;
  line-height: 0.83;
}

h1 span {
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(247, 246, 239, 0.9);
}

.intro {
  max-width: 620px;
  margin: 0;
  color: #cbc9bf;
  font-size: clamp(1.06rem, 2vw, 1.3rem);
  line-height: 1.55;
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: 34px 58px;
  margin-top: 50px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.stats div {
  display: grid;
  gap: 4px;
}

.stats strong {
  font-size: 1.1rem;
}

.stats span {
  color: var(--muted);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.library {
  padding: 22px 0 72px;
}

.playlist-sections {
  display: grid;
  gap: 72px;
}

.year-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: rgba(31, 32, 29, 0.64);
}

.year-nav span {
  margin-right: 4px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 720;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.year-nav a {
  padding: 7px 11px;
  border: 1px solid rgba(215, 255, 84, 0.22);
  border-radius: 999px;
  color: var(--acid);
  font-size: 0.82rem;
  font-weight: 760;
  text-decoration: none;
}

.year-nav a:hover,
.year-nav a:focus-visible {
  border-color: rgba(215, 255, 84, 0.62);
  background: rgba(215, 255, 84, 0.08);
}

.playlist-section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}

.playlist-section-heading h3 {
  margin: 0;
  font-size: clamp(1.35rem, 3vw, 2rem);
  letter-spacing: -0.035em;
}

.playlist-section-heading p {
  max-width: 560px;
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  line-height: 1.5;
  text-align: right;
}

.month-groups {
  display: grid;
  gap: 34px;
}

.month-group {
  scroll-margin-top: 20px;
}

.month-heading {
  margin: 0 0 14px;
  color: #d8d6cb;
  font-size: 0.82rem;
  font-weight: 760;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 26px;
}

h2 {
  margin: 6px 0 0;
  font-size: clamp(2rem, 5vw, 3.6rem);
  letter-spacing: -0.05em;
}

.update-note {
  max-width: 280px;
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.45;
  text-align: right;
}

.playlist-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.playlist-card {
  position: relative;
  display: grid;
  grid-template-columns: 164px minmax(0, 1fr);
  min-height: 164px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--card);
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.18);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.playlist-card:hover {
  transform: translateY(-3px);
  border-color: rgba(215, 255, 84, 0.38);
  background: rgba(38, 39, 35, 0.96);
}

.playlist-art {
  width: 164px;
  height: 164px;
  object-fit: cover;
  background:
    radial-gradient(circle at 28% 24%, rgba(215, 255, 84, 0.72), transparent 35%),
    linear-gradient(145deg, #44334f, #191d19 70%);
}

.playlist-body {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 20px 20px 18px;
}

.playlist-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px 13px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 690;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-badge {
  padding: 3px 7px;
  border: 1px solid rgba(30, 215, 96, 0.28);
  border-radius: 999px;
  color: var(--spotify);
  line-height: 1;
}

.playlist-title {
  margin: 9px 0 8px;
  font-size: clamp(1.08rem, 2vw, 1.34rem);
  letter-spacing: -0.025em;
  line-height: 1.12;
}

.playlist-note {
  display: -webkit-box;
  margin: 0 0 18px;
  overflow: hidden;
  color: #bdbbb1;
  font-size: 0.84rem;
  line-height: 1.42;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 18px;
  margin-top: auto;
}

.spotify-link,
.source-link {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  gap: 8px;
  font-size: 0.82rem;
  font-weight: 780;
  text-decoration: none;
}

.spotify-link {
  color: var(--spotify);
}

.source-link {
  color: #c9c7bc;
}

.spotify-link::after,
.source-link::after {
  content: "↗";
  transition: transform 160ms ease;
}

.spotify-link:hover::after,
.source-link:hover::after {
  transform: translate(2px, -2px);
}

.loading,
.load-error {
  grid-column: 1 / -1;
  padding: 40px 0;
  color: var(--muted);
}

footer {
  padding: 30px 0 48px;
  border-top: 1px solid var(--line);
  color: #77786f;
  font-size: 0.78rem;
  line-height: 1.5;
}

footer p {
  max-width: 680px;
  margin: 0;
}

@media (max-width: 840px) {
  .playlist-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero,
  .library,
  footer {
    width: min(100% - 28px, 1180px);
  }

  .hero {
    padding-top: 50px;
  }

  .section-heading {
    display: block;
  }

  .playlist-section-heading {
    display: block;
  }

  .playlist-section-heading p {
    margin-top: 8px;
    text-align: left;
  }

  .update-note {
    margin-top: 12px;
    text-align: left;
  }

  .playlist-card {
    grid-template-columns: 112px minmax(0, 1fr);
    min-height: 154px;
    border-radius: 16px;
  }

  .playlist-art {
    width: 112px;
    height: 100%;
    min-height: 154px;
  }

  .playlist-body {
    padding: 15px 14px;
  }

  .playlist-note {
    display: none;
  }

  .card-actions {
    margin-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
  }
}