:root {
  --ink: #111111;
  --paper: #fbfaf3;
  --blue: #003f9e;
  --yellow: #f2cd24;
  --red: #df1f18;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: var(--paper);
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(180deg, rgba(242, 205, 36, 0.7), rgba(251, 250, 243, 0) 42%),
    radial-gradient(circle at 75% 24%, rgba(223, 31, 24, 0.22), transparent 28%),
    var(--paper);
  font-family: "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
}

.page {
  min-height: 100vh;
  padding: clamp(22px, 4vw, 56px);
  display: grid;
  grid-template-rows: auto 1fr auto;
}

header,
footer {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
}

.brand {
  display: grid;
  line-height: 1;
}

.brand strong {
  font-size: 25px;
}

.brand span {
  margin-top: 4px;
  font-size: 10px;
  letter-spacing: 0.18em;
}

main {
  display: grid;
  align-items: center;
  padding: clamp(52px, 8vw, 110px) 0;
}

.player {
  width: min(100%, 1040px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(310px, 0.48fr);
  border: 1px solid var(--ink);
  background: var(--ink);
  gap: 1px;
}

.hero,
.controls {
  background: rgba(251, 250, 243, 0.94);
}

.hero {
  min-height: 520px;
  padding: clamp(28px, 5vw, 68px);
  display: grid;
  align-content: space-between;
}

.index {
  color: var(--blue);
  font-size: 14px;
  font-weight: 950;
  letter-spacing: 0.16em;
}

h1 {
  max-width: 760px;
  margin: 42px 0 0;
  font-size: clamp(58px, 12vw, 150px);
  line-height: 0.9;
  font-weight: 950;
  letter-spacing: 0;
}

.hint {
  max-width: 540px;
  margin: 30px 0 0;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.35;
  font-weight: 900;
}

.controls {
  padding: clamp(24px, 4vw, 42px);
  display: grid;
  align-content: end;
  gap: 22px;
}

.status {
  margin: 0;
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

audio {
  width: 100%;
}

.play {
  min-height: 72px;
  border: 1px solid var(--ink);
  background: var(--yellow);
  color: var(--ink);
  cursor: pointer;
  font: inherit;
  font-size: 22px;
  font-weight: 950;
}

.play:hover,
.play.is-playing {
  color: var(--paper);
  background: var(--blue);
}

.fallback {
  margin: 0;
  color: rgba(17, 17, 17, 0.74);
  font-size: 14px;
  line-height: 1.55;
}

.meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border: 1px solid var(--ink);
  background: var(--ink);
  gap: 1px;
}

.meta div {
  min-height: 96px;
  padding: 16px;
  background: var(--paper);
}

.meta dt {
  color: var(--blue);
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.meta dd {
  margin: 10px 0 0;
  font-size: 18px;
  font-weight: 950;
}

footer {
  border-top: 1px solid var(--ink);
  padding-top: 18px;
}

@media (max-width: 760px) {
  .page {
    padding: 18px;
  }

  header,
  footer {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .hero {
    min-height: 420px;
  }

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