/* =========================================================
   Chasey · MUSIC BAY
   ========================================================= */
:root {
  color-scheme: dark;
  --bg: #070606;
  --bg-soft: #0d0b0c;
  --ink: #f4efe9;
  --ink-soft: #d6cec7;
  --muted: #928983;
  --faint: #5c5552;
  --line: rgba(240, 224, 210, 0.13);
  --line-strong: rgba(240, 224, 210, 0.26);
  --warm: #e5a28b;
  --warm-2: #f0c7a8;
  --kugou: #4f9dff;
  --netease: #e05a5a;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --mono: "JetBrains Mono", "SFMono-Regular", "Cascadia Code", "Consolas",
    "Liberation Mono", "PingFang SC", "Microsoft YaHei", monospace;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

* { box-sizing: border-box; }
html, body { min-height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; }
button { font: inherit; color: inherit; }
::selection { background: rgba(229, 162, 139, 0.3); }

:focus-visible {
  outline: 1px solid var(--warm-2);
  outline-offset: 3px;
}

/* ---------------- 背景 ---------------- */
.music-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background: #070606;
}

#bgCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.music-glow {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 45% at 76% 18%, rgba(187, 99, 74, 0.16), transparent 70%),
    radial-gradient(ellipse 55% 45% at 16% 62%, rgba(52, 82, 127, 0.15), transparent 72%),
    radial-gradient(ellipse 90% 80% at 50% 50%, transparent 38%, rgba(0, 0, 0, 0.72) 100%);
}

.music-grain {
  position: absolute;
  inset: -20%;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
  mix-blend-mode: soft-light;
}

/* ---------------- 顶栏 ---------------- */
.music-top {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 22px;
  max-width: 1180px;
  margin: 0 auto;
  padding: 26px clamp(20px, 5vw, 40px);
}

.back-link,
.music-nav a {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: color 0.2s;
}

.back-link:hover,
.music-nav a:hover { color: var(--ink); }

.music-brand {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-left: auto;
  color: var(--ink);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  color: var(--warm);
  font-family: var(--mono);
  font-size: 11px;
}

.music-brand > span:last-child {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.music-brand small {
  color: var(--faint);
  font-family: var(--sans);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.music-nav {
  display: flex;
  gap: 18px;
  margin-left: 8px;
}

/* ---------------- 主体 ---------------- */
.music-main {
  position: relative;
  z-index: 2;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 clamp(20px, 5vw, 40px) 60px;
}

.music-hero {
  padding: clamp(70px, 12vh, 128px) 0 clamp(74px, 11vh, 118px);
}

.music-kicker {
  margin: 0 0 22px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.16em;
}

.music-hero h1 {
  max-width: 900px;
  margin: 0;
  color: var(--ink);
  font-size: clamp(4rem, 13vw, 10.5rem);
  font-weight: 300;
  line-height: 0.88;
  letter-spacing: -0.055em;
}

.music-hero h1 span { color: var(--warm); }

.music-sub {
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.1rem, 2vw, 1.45rem);
  font-weight: 300;
  letter-spacing: 0.05em;
}

.music-lede {
  max-width: 540px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.95;
}

/* ---------------- 歌单 ---------------- */
.playlist-section {
  padding: 20px 0 92px;
}

.section-heading { margin-bottom: 28px; }

.section-heading h2,
.ambient-copy h2 {
  margin: 0;
  color: var(--ink-soft);
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  font-weight: 300;
  letter-spacing: -0.015em;
}

.playlist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

.playlist-card {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.025);
}

.playlist-cover {
  position: relative;
  height: 220px;
  overflow: hidden;
  background:
    radial-gradient(circle at 68% 38%, rgba(255, 255, 255, 0.16), transparent 32%),
    linear-gradient(135deg, #1c3766, #0a1526 55%, #05080d);
}

.playlist-card.is-kugou .playlist-cover {
  background:
    radial-gradient(circle at 70% 30%, rgba(128, 183, 255, 0.3), transparent 38%),
    linear-gradient(140deg, #17325b, #0b1220 58%, #05080e);
}

.playlist-card.is-netease .playlist-cover {
  background:
    radial-gradient(circle at 70% 30%, rgba(239, 117, 117, 0.26), transparent 38%),
    linear-gradient(140deg, #4a1919, #170a0b 60%, #090505);
}

.playlist-cover::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 52%;
  width: 320px;
  height: 320px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  box-shadow:
    0 0 0 34px rgba(255, 255, 255, 0.025),
    0 0 0 68px rgba(255, 255, 255, 0.018),
    0 0 0 102px rgba(255, 255, 255, 0.012);
  transform: translate(-50%, -50%);
}

.playlist-cover::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 52%;
  width: 58px;
  height: 58px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background: rgba(7, 6, 6, 0.35);
}

.cover-tag,
.cover-pending {
  position: absolute;
  z-index: 2;
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.07em;
}

.cover-tag {
  left: 18px;
  top: 18px;
  color: rgba(255, 255, 255, 0.6);
}

.cover-pending {
  right: 18px;
  top: 18px;
  padding: 4px 7px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 2px;
  color: rgba(255, 255, 255, 0.5);
}

.cover-title {
  position: absolute;
  left: 22px;
  bottom: 20px;
  z-index: 2;
  max-width: 75%;
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(1.2rem, 2.2vw, 1.7rem);
  font-weight: 300;
  letter-spacing: 0.02em;
  line-height: 1.25;
}

.playlist-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 20px 20px 18px;
}

.playlist-platform {
  margin: 0 0 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.1em;
}

.playlist-title {
  margin: 0 0 8px;
  color: var(--ink);
  font-size: 17px;
  font-weight: 400;
}

.playlist-desc {
  margin: 0 0 22px;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.85;
}

.playlist-action,
.playlist-pending {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 36px;
  margin-top: auto;
  padding: 0 12px;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.04em;
}

.playlist-action {
  border: 1px solid rgba(255, 255, 255, 0.26);
  color: var(--ink);
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.playlist-action:hover {
  background: var(--ink);
  color: #090606;
  border-color: var(--ink);
}

.playlist-card.is-netease .playlist-action:hover { background: var(--netease); color: #fff; }

.playlist-pending {
  border: 1px dashed rgba(240, 224, 210, 0.14);
  color: var(--faint);
}

.music-footnote {
  margin: 18px 0 0;
  color: #4e4642;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.8;
}

/* ---------------- 环境音 ---------------- */
.ambient-section { padding: 10px 0 80px; }

.ambient-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 380px);
  gap: 36px;
  align-items: center;
  padding: clamp(26px, 4vw, 44px);
  border: 1px solid var(--line);
  border-radius: 6px;
  background:
    radial-gradient(ellipse 70% 90% at 95% 50%, rgba(147, 92, 72, 0.16), transparent 70%),
    rgba(255, 255, 255, 0.018);
}

.ambient-copy p {
  max-width: 480px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.9;
}

.ambient-controls {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  margin-top: 26px;
}

.ambient-toggle {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  min-height: 38px;
  padding: 0 15px;
  border: 1px solid var(--warm);
  border-radius: 2px;
  background: transparent;
  color: var(--warm-2);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.ambient-toggle:hover,
.ambient-toggle[aria-pressed="true"] {
  background: var(--warm);
  color: #120807;
}

.play-glyph { font-size: 8px; }

.volume-control {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: var(--faint);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.06em;
}

.volume-control input {
  width: 88px;
  accent-color: var(--warm);
}

.ambient-meta {
  margin-top: 18px !important;
  color: #514943 !important;
  font-family: var(--mono);
  font-size: 8px !important;
  letter-spacing: 0.06em !important;
}

.visualizer-wrap {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 280px;
}

#visualizer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.visualizer-disc {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 168px;
  height: 168px;
  border-radius: 50%;
  background:
    repeating-radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.05) 0 1px, transparent 1px 6px),
    conic-gradient(from 30deg, #17100f, #2a1b18, #17100f, #2a1b18, #17100f);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.09),
    0 20px 50px -20px #000;
}

.visualizer-disc.is-spinning { animation: discSpin 14s linear infinite; }
.visualizer-disc::after {
  content: "";
  position: absolute;
  inset: 13px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.vinyl-label {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--warm);
  color: #1b0f0c;
  font-family: var(--mono);
  font-size: 6px;
  line-height: 1.55;
  letter-spacing: 0.08em;
  text-align: center;
}

@keyframes discSpin {
  to { transform: rotate(360deg); }
}

/* ---------------- 页脚 ---------------- */
.music-footer {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 24px;
  padding: 26px 0 10px;
  border-top: 1px solid var(--line);
  color: #4e4642;
  font-family: var(--mono);
  font-size: 8px;
  line-height: 1.8;
}

.music-footer p { margin: 0; }
.music-footer a {
  color: var(--muted);
  text-decoration: none;
  border-bottom: 1px solid rgba(240, 224, 210, 0.12);
}

.no-js {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-content: center;
  gap: 12px;
  padding: 24px;
  background: #070606;
  color: var(--ink);
  text-align: center;
}

/* ---------------- 响应式 ---------------- */
@media (max-width: 800px) {
  .music-top { gap: 12px; padding-top: 20px; }
  .back-link { font-size: 8px; }
  .music-brand { margin-left: auto; }
  .music-nav { display: none; }
  .music-hero { padding-top: 78px; }
  .playlist-grid { grid-template-columns: 1fr; }
  .playlist-cover { height: 190px; }
  .ambient-card { grid-template-columns: 1fr; gap: 28px; }
  .visualizer-wrap { min-height: 240px; }
  .music-footer { justify-content: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  .visualizer-disc.is-spinning { animation: none; }
}


/* ---------------- 随机唱片 ---------------- */
.random-section {
  padding: 10px 0 92px;
}

.random-lede {
  max-width: 600px;
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.85;
}

.random-card {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr);
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.02);
}

.random-art {
  position: relative;
  min-height: 300px;
  overflow: hidden;
  border-right: 1px solid var(--line);
  background:
    radial-gradient(circle at 68% 34%, rgba(255, 204, 173, 0.24), transparent 34%),
    linear-gradient(145deg, #341d18, #1a1312 52%, #080706);
}

.random-art::before {
  content: "";
  position: absolute;
  left: 52%;
  top: 50%;
  width: 210px;
  height: 210px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  background:
    repeating-radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.055) 0 1px, transparent 1px 6px),
    conic-gradient(from 40deg, #1d1512, #3a241d, #1d1512, #3a241d, #1d1512);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.random-vinyl {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 1;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--warm);
  transform: translate(-50%, -50%);
  opacity: 0.8;
}

.random-index {
  position: absolute;
  left: 18px;
  top: 16px;
  z-index: 2;
  color: rgba(255, 255, 255, 0.55);
  font-family: var(--mono);
  font-size: 8px;
  letter-spacing: 0.08em;
}

.random-art-title {
  position: absolute;
  left: 20px;
  right: 20px;
  bottom: 18px;
  z-index: 2;
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.3rem;
  font-weight: 300;
  line-height: 1.3;
}

.random-info {
  display: flex;
  flex-direction: column;
  padding: clamp(22px, 3.5vw, 34px);
}

.random-info .music-kicker { margin-bottom: 10px; }

.random-track-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 300;
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.random-track-title.is-changing,
.random-artist.is-changing,
.random-art-title.is-changing { opacity: 0; }

.random-track-title,
.random-artist,
.random-art-title { transition: opacity 0.2s; }

.random-artist {
  margin: 9px 0 20px;
  color: var(--warm);
  font-size: 14px;
  letter-spacing: 0.05em;
}

.random-note {
  max-width: 430px;
  margin: 0;
  color: var(--faint);
  font-size: 11px;
  line-height: 1.9;
}

.random-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: auto;
  padding-top: 28px;
}

.random-next,
.random-platform {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 8.5px;
  letter-spacing: 0.04em;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}

.random-next {
  border: 1px solid var(--warm);
  background: transparent;
  color: var(--warm-2);
}

.random-next:hover { background: var(--warm); color: #140907; }

.random-platform {
  border: 1px solid rgba(255, 255, 255, 0.16);
  color: var(--muted);
}

.random-platform:hover {
  color: var(--ink);
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.04);
}

@media (max-width: 700px) {
  .random-card { grid-template-columns: 1fr; }
  .random-art { min-height: 220px; border-right: 0; border-bottom: 1px solid var(--line); }
  .random-art::before { width: 170px; height: 170px; }
  .random-art-title { font-size: 1.2rem; }
  .random-info { padding: 22px 18px; }
  .random-track-title { font-size: 2.1rem; }
}


:root {
  --page-transition-bg: #070606;
  --page-transition-accent: #e5a28b;
}