/* Player da recepção: legível de longe, sem menus. Tema escuro fixo (tela ligada o dia todo). */

:root {
  --bg: #0f1115;
  --surface: #1b1f27;
  --text: #f4f5f7;
  --muted: #a7adb8;
  --accent: #3ddc84;
  --accent-ink: #062b16;
  --warn: #ffb547;
  --radius: 999px;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, "Segoe UI", Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--muted); }
a:hover, a:focus-visible { color: var(--text); }

.top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem clamp(1rem, 4vw, 3rem);
  font-size: clamp(1rem, 1.6vw, 1.25rem);
}
.brand { font-weight: 600; letter-spacing: .02em; color: var(--muted); }

.now {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: clamp(.75rem, 2vh, 1.5rem);
  padding: 1rem clamp(1rem, 4vw, 3rem);
  text-align: center;
}

.title {
  margin: 0;
  max-width: 20ch;
  font-size: clamp(2.25rem, 7vw, 5.5rem);
  line-height: 1.05;
  font-weight: 750;
  overflow-wrap: anywhere;
  transition: opacity .2s;
}
.artist {
  margin: 0;
  font-size: clamp(1.5rem, 4vw, 3rem);
  color: var(--muted);
  overflow-wrap: anywhere;
}

.progress { width: min(100%, 48rem); margin-top: clamp(.5rem, 2vh, 1.5rem); }
.bar {
  height: .6rem;
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
.fill {
  height: 100%;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s linear;
}
.times {
  display: flex;
  justify-content: space-between;
  margin-top: .4rem;
  font-size: clamp(1rem, 1.8vw, 1.4rem);
  font-variant-numeric: tabular-nums;
  color: var(--muted);
}

.controls { display: flex; align-items: center; gap: clamp(1.25rem, 4vw, 3rem); }

.btn {
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  transition: transform .08s ease, background-color .15s, opacity .15s;
  -webkit-tap-highlight-color: transparent;
}
.btn svg { width: 50%; height: 50%; fill: currentColor; }
.btn:active { transform: scale(.92); }
.btn:focus-visible { outline: 4px solid var(--text); outline-offset: 4px; }

.btn-play {
  width: clamp(6rem, 16vw, 9rem);
  height: clamp(6rem, 16vw, 9rem);
  background: var(--accent);
  color: var(--accent-ink);
}
.btn-play:hover { background: #5be59a; }
.btn-play .icon-pause { display: none; }
.btn-play.is-playing .icon-play { display: none; }
.btn-play.is-playing .icon-pause { display: block; }

.btn-next {
  width: clamp(4.25rem, 10vw, 6rem);
  height: clamp(4.25rem, 10vw, 6rem);
  background: var(--surface);
  color: var(--text);
}
.btn-next:hover { background: #262c37; }

/* Carregando: botão principal pulsa e o título esmaece. */
.is-busy .btn-play { animation: pulse 1.2s ease-in-out infinite; }
.is-busy .title { opacity: .55; }
@keyframes pulse { 50% { opacity: .55; } }

.status {
  min-height: 1.5em;
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.5rem);
  color: var(--muted);
}
.status.is-important { color: var(--warn); font-weight: 600; }

.net {
  padding: .3rem .8rem;
  border-radius: var(--radius);
  background: var(--warn);
  color: #2b1a00;
  font-weight: 600;
  font-size: clamp(.9rem, 1.4vw, 1.1rem);
  text-align: center;
}

.foot {
  padding: 1rem clamp(1rem, 4vw, 3rem) 1.25rem;
  text-align: center;
  font-size: clamp(.9rem, 1.4vw, 1.1rem);
  color: var(--muted);
}
.foot p { margin: .35rem 0; }
.offline { font-size: .9em; opacity: .8; }

.btn-text {
  margin-left: .5rem;
  padding: .25rem .75rem;
  border: 1px solid #3a4150;
  border-radius: var(--radius);
  background: transparent;
  color: var(--muted);
  font: inherit;
  cursor: pointer;
}
.btn-text:hover, .btn-text:focus-visible { color: var(--text); border-color: var(--muted); }
.btn-text:active { transform: scale(.96); }

@media (prefers-reduced-motion: reduce) {
  .fill, .btn, .title { transition: none; }
  .is-busy .btn-play { animation: none; }
}