:root {
  --fg: #f2f2f2;
  --muted: #9a9a9a;
  --accent: #ff4d6d;
  --panel: rgba(18, 18, 20, 0.92);
  color-scheme: dark;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: #000;
  color: var(--fg);
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", sans-serif;
  overflow: hidden;
}

a { color: inherit; }

button, input {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  padding: 0.35em 0.9em;
}

#bar {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 1rem;
  background: linear-gradient(#000c, #0000);
}

.logo { font-weight: 600; margin-right: auto; }
.logo b { color: var(--accent); }
#stats { color: var(--muted); font-size: 0.8rem; }

#filters, #likes {
  position: fixed;
  z-index: 11;
  top: 3rem;
  right: 1rem;
  background: var(--panel);
  border: 1px solid #333;
  border-radius: 12px;
  padding: 0.8rem 1rem;
}

#filters { display: flex; gap: 0.8rem; align-items: center; flex-wrap: wrap; }
#filters[hidden], #likes[hidden] { display: none; }
#filters input[type=number] {
  width: 4.5em;
  background: #222;
  border: 1px solid #444;
  border-radius: 6px;
  padding: 0.2em 0.4em;
}

#likes { width: min(26rem, calc(100vw - 2rem)); max-height: 70vh; overflow: auto; }
#likes h2 { margin: 0 0 0.5rem; font-size: 1rem; }
#likes ol { margin: 0; padding-left: 1.4rem; }
#likes li { margin: 0.3rem 0; }
#likes li span { color: var(--muted); }

#feed {
  height: 100dvh;
  overflow-y: scroll;
  scroll-snap-type: y mandatory;
  scrollbar-width: none;
}
#feed::-webkit-scrollbar { display: none; }

.card {
  position: relative;
  height: 100dvh;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.bg {
  position: absolute;
  inset: -40px;
  background: #111 center / cover no-repeat;
  filter: blur(40px) brightness(0.45) saturate(1.3);
}

.content {
  position: relative;
  width: min(34rem, calc(100vw - 5.5rem));
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
}

.art {
  width: min(16rem, 42vh, 70vw);
  aspect-ratio: 1;
  border-radius: 14px;
  background: #222 center / cover no-repeat;
  box-shadow: 0 20px 60px #000a;
  display: grid;
  place-items: center;
  font-size: 4rem;
  font-weight: 700;
  color: #fff6;
  margin-bottom: 0.6rem;
}

.title { font-size: 1.25rem; margin: 0; overflow-wrap: anywhere; }
.artist { color: var(--muted); text-decoration: none; }
.artist:hover { text-decoration: underline; }

.chips { display: flex; gap: 0.4rem; flex-wrap: wrap; justify-content: center; }
.chips span {
  font-size: 0.75rem;
  padding: 0.1em 0.6em;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
}
.chips .free { background: #1f7a4d; }
.chips .preview { background: #6a4b16; }

.desc {
  margin: 0;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  overflow-wrap: anywhere;
  color: var(--muted);
  font-size: 0.85rem;
}

.wave { width: 100%; height: 64px; cursor: pointer; margin-top: 0.6rem; }
.time { width: 100%; display: flex; justify-content: space-between; color: var(--muted); font-size: 0.75rem; }
.counts { color: var(--muted); font-size: 0.8rem; }

.actions {
  position: absolute;
  right: 0.8rem;
  bottom: 18vh;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.actions > * {
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: none;
  font-size: 1.3rem;
  text-decoration: none;
  padding: 0;
}
.actions .like.on { color: var(--accent); background: rgba(255, 77, 109, 0.2); }

.status {
  height: 100dvh;
  display: grid;
  place-items: center;
  color: var(--muted);
  scroll-snap-align: start;
}

#bar[hidden] { display: none; }
#logout-btn { max-width: 14rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

#login {
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  padding: 1rem;
  background:
    radial-gradient(60rem 40rem at 20% 10%, #ff4d6d33, transparent 60%),
    radial-gradient(50rem 40rem at 90% 90%, #4d6dff2e, transparent 60%),
    #050507;
}
#login[hidden] { display: none; }

.login-box {
  width: min(24rem, 100%);
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
.login-box h1 { margin: 0; font-size: 2.4rem; }
.login-box h1 b { color: var(--accent); }
.tagline { margin: 0 0 0.8rem; color: var(--muted); }
.login-box form { display: flex; flex-direction: column; gap: 0.6rem; }
.login-box form[hidden] { display: none; }
.login-box label { color: var(--muted); font-size: 0.9rem; }
.login-box input {
  padding: 0.7em 0.9em;
  border-radius: 10px;
  border: 1px solid #333;
  background: #111;
}
#code { font-family: ui-monospace, monospace; font-size: 1.4rem; letter-spacing: 0.5em; text-align: center; }
.login-box button[type=submit] { background: var(--accent); border: none; color: #fff; padding: 0.7em; font-weight: 600; }
.login-box button[disabled] { opacity: 0.6; cursor: wait; }
.login-links { display: flex; justify-content: space-between; }
.link { background: none; border: none; padding: 0; color: var(--muted); text-decoration: underline; font-size: 0.85rem; }
#login-error { margin: 0; min-height: 1.2em; color: var(--accent); font-size: 0.9rem; }
.fineprint { margin: 0; color: #666; font-size: 0.75rem; }

#start {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  background: #000c;
  color: var(--muted);
}
#start button { font-size: 1.3rem; padding: 0.7em 1.6em; background: var(--accent); border: none; color: #fff; }
#start[hidden] { display: none; }

@media (max-width: 640px) {
  #stats { display: none; }
  #bar { gap: 0.4rem; padding: 0.5rem 0.7rem; }
  #bar button { padding: 0.3em 0.7em; font-size: 0.85rem; }
  #logout-btn { max-width: 6.5rem; }
  .content { width: calc(100vw - 2rem); margin-bottom: 4.5rem; }
  .actions {
    right: auto;
    left: 50%;
    bottom: max(1.2rem, env(safe-area-inset-bottom));
    transform: translateX(-50%);
    flex-direction: row;
    gap: 1.4rem;
  }
}