:root {
  color-scheme: dark;
  --bg: #030303;
  --panel: rgba(12, 12, 12, .68);
  --line: rgba(255, 255, 255, .12);
  --text: #f8fafc;
  --muted: rgba(255, 255, 255, .62);
  --accent: #1db954;
  --accent2: #3ddc97;
  --radius: 30px;
  --shadow: 0 34px 140px rgba(0, 0, 0, .74);
  font-family: Poppins, Inter, "SF Pro Display", "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body, #app {
  min-height: 100%;
  margin: 0;
  background: #030303;
  color: var(--text);
}
body {
  overflow-x: hidden;
  text-rendering: geometricPrecision;
}
button { font: inherit; }

.stage {
  position: relative;
  min-height: 100vh;
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 10%, rgba(29, 185, 84, .2), transparent 32rem),
    radial-gradient(circle at 82% 88%, rgba(61, 220, 151, .16), transparent 34rem),
    linear-gradient(180deg, #080808 0%, #020202 58%, #000 100%);
}

.cover-bg {
  position: fixed;
  inset: -7%;
  z-index: -4;
  background-position: center;
  background-size: cover;
  filter: blur(62px) saturate(1.22);
  opacity: .28;
  transform: scale(1.08);
  transition: background-image .5s ease, opacity .35s ease;
}

.stage:before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, .34), rgba(0, 0, 0, .86)),
    radial-gradient(circle at 50% 32%, rgba(255, 255, 255, .075), transparent 42rem);
}

.stage:after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  opacity: .28;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .035) 1px, transparent 1px);
  background-size: 58px 58px;
  animation: gridMove 34s linear infinite;
}

.orb {
  position: fixed;
  z-index: -1;
  width: 42rem;
  height: 42rem;
  border-radius: 999px;
  background: radial-gradient(circle, rgba(29, 185, 84, .32), transparent 68%);
  filter: blur(80px);
  opacity: .72;
  animation: orbFloat 20s ease-in-out infinite alternate;
}
.orb-a { left: -18rem; top: -18rem; }
.orb-b {
  right: -22rem;
  bottom: -22rem;
  animation-duration: 28s;
  animation-delay: -8s;
  background: radial-gradient(circle, rgba(61, 220, 151, .28), transparent 68%);
}

.shell {
  width: min(1440px, calc(100vw - 44px));
  min-height: 100vh;
  margin: 0 auto;
  padding: 24px 0;
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 22px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(0, 0, 0, .46);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), 0 18px 70px rgba(0, 0, 0, .36);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.mark {
  width: 42px;
  height: 42px;
  border-radius: 15px;
  display: grid;
  place-items: center;
  color: #021006;
  background: linear-gradient(135deg, #fff 0%, var(--accent2) 42%, var(--accent) 100%);
  font-weight: 950;
  box-shadow: 0 0 46px rgba(29, 185, 84, .38);
}
.brand strong {
  display: block;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .14em;
}
.brand span {
  display: block;
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 38px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .045);
  color: var(--muted);
  font-size: 12px;
  font-weight: 850;
  white-space: nowrap;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: var(--accent);
  box-shadow: 0 0 22px var(--accent);
}
.dot.offline {
  background: #ff5c7a;
  box-shadow: 0 0 22px rgba(255, 92, 122, .82);
}
.btn {
  min-height: 40px;
  border: 1px solid rgba(255, 255, 255, .14);
  border-radius: 999px;
  color: #fff;
  background: rgba(255, 255, 255, .06);
  padding: 0 15px;
  cursor: pointer;
  font-weight: 900;
  transition: transform .18s ease, border-color .18s ease, background .18s ease, box-shadow .18s ease;
}
.btn:hover {
  transform: translateY(-2px);
  border-color: rgba(61, 220, 151, .7);
  background: rgba(255, 255, 255, .09);
  box-shadow: 0 18px 44px rgba(29, 185, 84, .16);
}

.player-grid {
  min-height: 0;
  display: grid;
  grid-template-columns: minmax(300px, 480px) minmax(0, 1fr);
  gap: 24px;
  align-items: stretch;
}
.art-card,
.info-card,
.queue-card,
.lyrics-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(255, 255, 255, .075), rgba(255, 255, 255, .032)), var(--panel);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, .08);
}

.art-card {
  padding: 24px;
  display: grid;
  align-content: center;
  gap: 20px;
}
.art-wrap {
  position: relative;
  width: min(100%, 430px);
  margin: 0 auto;
  aspect-ratio: 1;
  border-radius: 28px;
  padding: 10px;
  background: linear-gradient(135deg, rgba(29, 185, 84, .46), rgba(255, 255, 255, .08));
  box-shadow: 0 36px 110px rgba(29, 185, 84, .25);
}
.art-wrap:before {
  content: "";
  position: absolute;
  inset: -14%;
  border-radius: 999px;
  background: conic-gradient(from 130deg, transparent, rgba(29, 185, 84, .44), transparent, rgba(61, 220, 151, .32), transparent);
  filter: blur(24px);
  opacity: .78;
  animation: spinGlow 16s linear infinite;
}
.cover {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 22px;
  background: #101010;
  box-shadow: 0 22px 88px rgba(0, 0, 0, .58), inset 0 1px 0 rgba(255, 255, 255, .10);
  transition: transform .5s ease, filter .5s ease;
}
.playing .cover { animation: coverFloat 7s ease-in-out infinite; }

.visualizer-card {
  min-height: 172px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 22px;
  background: rgba(0, 0, 0, .38);
  overflow: hidden;
  position: relative;
}
#visualizer {
  width: 100%;
  height: 172px;
  display: block;
}
.visualizer-label {
  position: absolute;
  left: 16px;
  top: 14px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: .14em;
}

.right-stack {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 18px;
  min-width: 0;
}
.info-card {
  padding: clamp(22px, 4vw, 42px);
  min-height: 360px;
  display: grid;
  align-content: center;
}
.eyebrow {
  color: var(--accent2);
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .16em;
  text-transform: uppercase;
}
.title {
  margin: 12px 0 0;
  font-size: clamp(36px, 6vw, 82px);
  line-height: .92;
  letter-spacing: -.045em;
  max-width: 980px;
  overflow-wrap: anywhere;
}
.artist {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: clamp(17px, 2.2vw, 26px);
  font-weight: 700;
}
.meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}
.meta {
  border: 1px solid rgba(255, 255, 255, .11);
  border-radius: 999px;
  padding: 9px 12px;
  color: var(--muted);
  background: rgba(255, 255, 255, .045);
  font-size: 12px;
  font-weight: 800;
}
.progress-wrap { margin-top: 34px; }
.time-row {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  margin-bottom: 10px;
}
.progress-track {
  position: relative;
  height: 12px;
  border-radius: 999px;
  overflow: hidden;
  background: rgba(255, 255, 255, .10);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08);
}
.progress-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--accent2), #fff);
  box-shadow: 0 0 30px rgba(29, 185, 84, .58);
  transition: width .28s linear;
}

.lower-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, .62fr);
  gap: 18px;
}
.queue-card,
.lyrics-card {
  padding: 20px;
  min-height: 220px;
}
.card-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.card-title h2 {
  margin: 0;
  font-size: 16px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.queue-list {
  display: grid;
  gap: 10px;
}
.queue-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 52px;
  padding: 9px;
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 14px;
  background: rgba(0, 0, 0, .28);
}
.queue-index {
  width: 30px;
  height: 30px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  color: #061007;
  background: var(--accent);
  font-size: 12px;
  font-weight: 950;
}
.queue-name { min-width: 0; }
.queue-name strong,
.queue-name span {
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.queue-name span {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
}
.queue-time {
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.empty {
  display: grid;
  place-items: center;
  min-height: 136px;
  border: 1px dashed rgba(255, 255, 255, .16);
  border-radius: 18px;
  color: var(--muted);
  text-align: center;
  padding: 18px;
  background: rgba(255, 255, 255, .026);
}
.lyrics-lines {
  display: grid;
  gap: 11px;
  color: var(--muted);
  line-height: 1.55;
}
.lyrics-lines strong { color: #fff; }
.idle .art-wrap:before {
  opacity: .3;
  animation-duration: 30s;
}
.idle .cover {
  filter: grayscale(.35) brightness(.72);
}

@keyframes gridMove { to { transform: translate3d(58px, 58px, 0); } }
@keyframes orbFloat { to { transform: translate3d(6rem, 4rem, 0) scale(1.08); } }
@keyframes spinGlow { to { transform: rotate(360deg); } }
@keyframes coverFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-5px) scale(1.012); }
}

@media (max-width: 1040px) {
  .shell { width: min(820px, calc(100vw - 28px)); }
  .player-grid { grid-template-columns: 1fr; }
  .lower-grid { grid-template-columns: 1fr; }
  .topbar { border-radius: 24px; align-items: flex-start; }
  .top-actions { flex-wrap: wrap; justify-content: flex-end; }
}

@media (max-width: 640px) {
  .shell { width: min(100vw - 18px, 540px); padding: 10px 0; gap: 12px; }
  .topbar { flex-direction: column; border-radius: 22px; }
  .top-actions, .btn, .pill { width: 100%; justify-content: center; }
  .art-card, .info-card, .queue-card, .lyrics-card { border-radius: 22px; }
  .art-card { padding: 14px; }
  .title { font-size: clamp(32px, 13vw, 54px); }
  .meta { width: calc(50% - 5px); text-align: center; }
  .queue-item { grid-template-columns: 30px minmax(0, 1fr); }
  .queue-time { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  *, *:before, *:after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
}