:root {
  color-scheme: dark;
  --bg: #08111a;
  --panel: #101f2a;
  --border: #254151;
  --text: #f1f8fc;
  --muted: #9bb4c2;
  --mint: #36d6ab;
  --gold: #e6b866;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 78% 6%, #17384a 0, transparent 30%),
    var(--bg);
  color: var(--text);
  font: 16px/1.65 system-ui, -apple-system, Segoe UI, sans-serif;
}

a { color: inherit; text-decoration: none; }

.container {
  width: min(1180px, 92%);
  margin: auto;
}

.topbar {
  border-bottom: 1px solid #1c3947;
  background: #0a1823e8;
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
}

.bar {
  min-height: 78px;
  display: flex;
  align-items: center;
  gap: 38px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand strong {
  font-size: 21px;
  letter-spacing: 2px;
}

.brand small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 1.2px;
}

.logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #174d4a;
  display: grid;
  place-items: center;
  color: var(--mint);
  font-size: 29px;
}

.bar nav {
  display: flex;
  gap: 24px;
  margin-left: auto;
}

.bar nav a {
  color: #c4d6dc;
  font-size: 14px;
}

.bar nav a:hover { color: var(--mint); }

.pill, .indicator {
  border: 1px solid #50644b;
  border-radius: 99px;
  padding: 6px 12px;
  color: #dfc998;
  font-size: 12px;
  white-space: nowrap;
}

.dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  background: var(--gold);
  border-radius: 50%;
  margin-right: 6px;
}

.hero {
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  align-items: center;
  gap: 65px;
  padding: 83px 0 66px;
}

.eyebrow {
  font-size: 12px;
  letter-spacing: 2.5px;
  color: var(--mint);
  font-weight: 800;
}

h1 {
  font-size: clamp(42px, 5.3vw, 76px);
  line-height: 1.1;
  letter-spacing: -2px;
  margin: 20px 0;
}

h1 em {
  font-style: normal;
  color: var(--mint);
}

.hero p {
  max-width: 610px;
  font-size: 18px;
  color: var(--muted);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.button {
  background: var(--mint);
  color: #08251e;
  padding: 12px 23px;
  border-radius: 10px;
  font-weight: 800;
}

.button:hover { background: #80ecd2; }

.muted {
  color: var(--muted);
  font-size: 13px;
}

.signal {
  border: 1px solid #305269;
  border-radius: 22px;
  padding: 23px;
  text-align: center;
  background: linear-gradient(150deg, #152f3e, #0d1c28);
  box-shadow: 0 20px 70px #0005;
}

.signal-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  letter-spacing: 1.8px;
}

.indicator {
  color: #b5c6cf;
  border-color: #405665;
}

.disc {
  width: 186px;
  height: 186px;
  border: 2px solid #306378;
  border-radius: 50%;
  display: grid;
  place-items: center;
  margin: 30px auto 20px;
  box-shadow: 0 0 0 12px #183848, 0 0 0 13px #306378;
}

.disc span {
  font-size: 65px;
  color: var(--mint);
}

.signal strong { font-size: 21px; }

.signal p {
  font-size: 13px;
  margin: 8px auto 20px;
}

.signal-bars {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 42px;
}

.signal-bars i {
  width: 5px;
  height: 11px;
  border-radius: 4px;
  background: #2a776e;
}

.signal-bars i:nth-child(3n) { height: 24px; }
.signal-bars i:nth-child(4n) { height: 17px; }

.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 15px;
  margin-bottom: 80px;
}

.metrics > div {
  background: #102430;
  border: 1px solid var(--border);
  padding: 22px;
  border-radius: 15px;
}

.metrics small {
  display: block;
  color: var(--muted);
  margin-bottom: 7px;
}

.metrics strong { font-size: 24px; }

.section { padding-bottom: 75px; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 30px;
  margin-bottom: 25px;
}

h2 {
  font-size: 29px;
  line-height: 1.25;
  margin: 9px 0 12px;
}

.section-head p, .panel p {
  color: var(--muted);
  margin: 0;
  max-width: 720px;
}

.search input {
  background: #102430;
  border: 1px solid #355062;
  color: #fff;
  outline: none;
  border-radius: 11px;
  padding: 14px;
  width: min(310px, 85vw);
}

.search input:focus { border-color: var(--mint); }

.tracks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.empty {
  grid-column: 1 / -1;
  border: 1px dashed #466070;
  background: #101e27;
  border-radius: 15px;
  padding: 48px 25px;
  color: var(--muted);
  text-align: center;
}

.song {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 14px;
  overflow: hidden;
}

.song img, .cover-blank {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  display: grid;
  place-items: center;
  background: #1a3a48;
  font-size: 40px;
  color: var(--mint);
}

.song-info { padding: 13px 16px 18px; }

.song strong {
  display: block;
  overflow-wrap: anywhere;
}

.song small {
  display: block;
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  padding-bottom: 95px;
}

.panel {
  border: 1px solid var(--border);
  background: var(--panel);
  padding: 30px;
  border-radius: 16px;
}

.placeholder {
  border: 1px dashed #375967;
  border-radius: 10px;
  padding: 24px;
  margin-top: 24px;
  color: #bbcdd7;
  text-align: center;
}

.foot {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

footer {
  border-top: 1px solid #254151;
  padding: 25px 0;
  color: var(--muted);
  font-size: 13px;
}

footer strong {
  color: var(--mint);
  letter-spacing: 2px;
}

.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
}

@media(max-width:900px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    padding-top: 45px;
  }

  .signal { max-width: 450px; }

  .bar {
    flex-wrap: wrap;
    gap: 15px;
    padding: 14px 0;
  }

  .bar nav {
    order: 3;
    width: 100%;
    justify-content: space-around;
    margin: 0;
  }

  .pill { margin-left: auto; }

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

  .section-head {
    align-items: start;
    flex-direction: column;
  }

  .split { grid-template-columns: 1fr; }
}

@media(max-width:550px) {
  .metrics { grid-template-columns: 1fr; }

  .tracks {
    grid-template-columns: 1fr 1fr;
    gap: 9px;
  }

  .song-info {
    padding: 10px;
    font-size: 13px;
  }

  .brand strong { font-size: 16px; }
  .pill { font-size: 10px; }
  .hero { padding-top: 30px; }
  .panel { padding: 22px; }
}