/* theme.css — design tokens, fonts, reset, and the audio-reactive variables. */

/* Self-hosted fonts (Lighthouse-friendly: no third-party requests). */
@font-face {
  font-family: 'Chakra Petch'; font-style: normal; font-weight: 500;
  font-display: swap; src: url('/fonts/chakra-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Chakra Petch'; font-style: normal; font-weight: 700;
  font-display: swap; src: url('/fonts/chakra-700.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 400;
  font-display: swap; src: url('/fonts/inter-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Inter'; font-style: normal; font-weight: 600;
  font-display: swap; src: url('/fonts/inter-600.woff2') format('woff2');
}

:root {
  /* Palette — overwritten at runtime by theme.js from config.js */
  --c-primary:   #8a2be2;
  --c-secondary: #39ff14;
  --c-accent:    #00e5ff;
  --c-bg:        #070610;
  --c-panel:     #0d0b18;
  --c-text:      #ece9f6;
  --c-muted:     #8b86a8;

  /* Audio-reactive signals (0..1), updated every frame by reactive.js */
  --level: 0; --bass: 0; --mid: 0; --treble: 0;

  --font-display: 'Chakra Petch', system-ui, sans-serif;
  --font-ui: 'Inter', system-ui, -apple-system, sans-serif;
  --radius: 16px;
  --dock-h: 60px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: var(--font-ui);
  color: var(--c-text);
  background: var(--c-bg);
  overflow: hidden;                 /* page never scrolls; lists scroll inside */
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button { font-family: inherit; color: inherit; background: none; border: none; cursor: pointer; }
a { color: var(--c-accent); text-decoration: none; }
img, svg { display: block; }

/* Slim neon scrollbar */
.scroll { scrollbar-width: thin; scrollbar-color: var(--c-primary) transparent; }
.scroll::-webkit-scrollbar { width: 8px; }
.scroll::-webkit-scrollbar-thumb {
  background: linear-gradient(var(--c-primary), var(--c-secondary));
  border-radius: 8px;
}
.scroll::-webkit-scrollbar-track { background: transparent; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* app.css — full-screen stage + reactive background layers. */

#bg-visual {
  position: fixed; inset: 0; width: 100%; height: 100%;
  z-index: 0; opacity: 0; transition: opacity 1.2s ease;
  pointer-events: none;
}
#bg-visual.on { opacity: var(--bg-opacity, .55); }

/* Ambient glow that breathes with the music. */
#glow {
  position: fixed; inset: -20%; z-index: 1; pointer-events: none;
  background:
    radial-gradient(40% 40% at 25% 30%, color-mix(in srgb, var(--c-primary) 60%, transparent), transparent 70%),
    radial-gradient(45% 45% at 78% 70%, color-mix(in srgb, var(--c-secondary) 50%, transparent), transparent 70%),
    radial-gradient(60% 60% at 50% 95%, color-mix(in srgb, var(--c-accent) 35%, transparent), transparent 70%);
  filter: blur(60px) saturate(1.2);
  opacity: calc(.20 + var(--level) * .55);
  transform: scale(calc(1 + var(--bass) * .12));
  transition: opacity .12s linear, transform .12s linear;
}

.stage {
  position: relative; z-index: 2;
  height: 100%;
  display: flex; align-items: center; justify-content: center;
  padding: max(16px, env(safe-area-inset-top)) 16px calc(var(--dock-h) + 22px);
}

/* Scrolling track title when it overflows. */
.marquee { display: inline-block; white-space: nowrap; }
.marquee.scrolling { animation: marquee 12s linear infinite; }
@keyframes marquee {
  0%, 8% { transform: translateX(0); }
  92%, 100% { transform: translateX(calc(-100% + 14ch)); }
}

@media (max-width: 540px) {
  .stage { padding: 10px 10px calc(var(--dock-h) + 16px); align-items: stretch; }
}

/* player.css — the Winamp-inspired glass player card. */

.player {
  position: relative; z-index: 2;
  width: min(460px, 100%);
  max-height: 100%;
  display: flex; flex-direction: column;
  background: color-mix(in srgb, var(--c-panel) 78%, transparent);
  backdrop-filter: blur(22px) saturate(1.3);
  -webkit-backdrop-filter: blur(22px) saturate(1.3);
  border: 1px solid color-mix(in srgb, var(--c-primary) 45%, transparent);
  border-radius: var(--radius);
  box-shadow:
    0 24px 70px rgba(0,0,0,.6),
    0 0 calc(26px + var(--level) * 70px) color-mix(in srgb, var(--c-primary) calc(35% + var(--level) * 45%), transparent),
    inset 0 1px 0 rgba(255,255,255,.07);
  overflow: hidden;
  transition: box-shadow .1s linear, border-color .25s ease;
}

/* Title bar */
.player__top {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  background: linear-gradient(180deg, color-mix(in srgb, var(--c-primary) 22%, transparent), transparent);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.player__brand b {
  font-family: var(--font-display); font-weight: 700; letter-spacing: .14em;
  font-size: 14px; text-transform: uppercase;
  background: linear-gradient(90deg, var(--c-primary), var(--c-secondary), var(--c-accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.player__eq { display: flex; gap: 3px; align-items: flex-end; height: 18px; }
.player__eq i {
  width: 3px; background: var(--c-secondary); border-radius: 2px;
  height: calc(20% + var(--level) * 80%); transition: height .08s linear;
}
.player__eq i:nth-child(1){ height: calc(15% + var(--bass) * 85%); }
.player__eq i:nth-child(2){ height: calc(15% + var(--mid) * 85%); }
.player__eq i:nth-child(3){ height: calc(15% + var(--treble) * 85%); }

/* "LCD" screen with spectrogram + now-playing */
.player__screen { position: relative; padding: 18px 16px 12px; }
#spectrum {
  position: absolute; inset: 0; width: 100%; height: 100%;
  opacity: .5; pointer-events: none; mix-blend-mode: screen;
}
.player__meta {
  position: relative; text-align: center; overflow: hidden;
  padding: 6px 14px; border-radius: 12px;
  background: color-mix(in srgb, var(--c-bg) 42%, transparent);
  backdrop-filter: blur(10px) saturate(1.2);
  -webkit-backdrop-filter: blur(10px) saturate(1.2);
}
.player__title {
  font-family: var(--font-display); font-weight: 700; font-size: 22px;
  line-height: 1.2; color: var(--c-text); white-space: nowrap;
}
.player__album { margin-top: 4px; font-size: 12px; color: var(--c-muted); letter-spacing: .04em; }

/* Seek */
.player__seek { padding: 6px 16px 0; }
.seek {
  position: relative; height: 8px; border-radius: 6px; cursor: pointer;
  background: rgba(255,255,255,.08); overflow: hidden;
}
.seek__fill {
  position: absolute; inset: 0 auto 0 0; width: 0%;
  background: linear-gradient(90deg, var(--c-primary), var(--c-secondary));
  box-shadow: 0 0 12px color-mix(in srgb, var(--c-primary) 70%, transparent);
}
.player__time { display: flex; justify-content: space-between; font-size: 11px; color: var(--c-muted); margin-top: 6px; }

/* Transport */
.player__controls { display: flex; align-items: center; justify-content: center; gap: 14px; padding: 10px 16px 4px; }
.ctl {
  width: 46px; height: 46px; border-radius: 50%;
  display: grid; place-items: center; color: var(--c-text);
  background: color-mix(in srgb, var(--c-primary) 10%, transparent);
  border: 1px solid color-mix(in srgb, var(--c-primary) 20%, transparent);
  transition: transform .15s, background .2s, color .2s, border-color .2s, box-shadow .2s;
}
.ctl:hover {
  background: color-mix(in srgb, var(--c-accent) 22%, transparent);
  border-color: color-mix(in srgb, var(--c-accent) 55%, transparent);
  color: var(--c-accent);
  transform: scale(1.08);
  box-shadow: 0 0 14px color-mix(in srgb, var(--c-accent) 55%, transparent);
}
.ctl svg { width: 22px; height: 22px; }
.ctl--play {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: #fff;
  border-color: color-mix(in srgb, var(--c-accent) 60%, transparent);
  box-shadow: 0 0 calc(14px + var(--level)*36px) color-mix(in srgb, var(--c-primary) 70%, transparent);
}
.ctl--play:hover { color: #fff; }
.ctl--play svg { width: 30px; height: 30px; }
.ctl.active { color: var(--c-secondary); border-color: color-mix(in srgb, var(--c-secondary) 50%, transparent); }

/* Volume */
.player__volume { display: flex; align-items: center; gap: 10px; padding: 4px 18px 12px; color: var(--c-muted); }
.player__volume input[type=range] { -webkit-appearance: none; appearance: none; flex: 1; height: 5px; border-radius: 4px;
  background: linear-gradient(90deg, var(--c-primary), var(--c-secondary)); }
.player__volume input[type=range]::-webkit-slider-thumb { -webkit-appearance: none; width: 15px; height: 15px; border-radius: 50%;
  background: #fff; box-shadow: 0 0 8px var(--c-primary); cursor: pointer; }
.player__volume input[type=range]::-moz-range-thumb { width: 15px; height: 15px; border: none; border-radius: 50%; background: #fff; cursor: pointer; }

/* Playlist
 * Everything inside the list — album headers, track numbers, names, subs, the
 * download icon — pulls from the live --c-primary / --c-secondary / --c-accent
 * vars, so the whole list bleeds whatever palette.js is reading off the
 * visualizer. --c-text and --c-muted stay readable; the accents drift. */
.player__list {
  flex: 1; min-height: 80px; overflow-y: auto;
  padding: 6px 8px 14px;
  border-top: 1px solid color-mix(in srgb, var(--c-primary) 22%, transparent);
}
.album__head {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 8px 6px;
  position: sticky; top: 0; z-index: 1;
  background: linear-gradient(180deg,
    color-mix(in srgb, var(--c-panel) 88%, transparent),
    color-mix(in srgb, var(--c-panel) 60%, transparent));
  backdrop-filter: blur(6px);
}
.album__head h3 {
  font-family: var(--font-display); font-size: 13px; letter-spacing: .08em;
  text-transform: uppercase;
  background: linear-gradient(90deg, var(--c-secondary), var(--c-accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.album__head span {
  font-size: 11px;
  color: color-mix(in srgb, var(--c-muted) 70%, var(--c-primary) 30%);
}

.trk {
  display: flex; align-items: center; gap: 10px; padding: 9px 8px; border-radius: 10px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .18s, border-color .18s, box-shadow .18s;
}
.trk:hover {
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--c-primary) 14%, transparent),
      color-mix(in srgb, var(--c-accent) 8%, transparent));
  border-color: color-mix(in srgb, var(--c-primary) 28%, transparent);
}
.trk.playing {
  background:
    linear-gradient(90deg,
      color-mix(in srgb, var(--c-primary) 32%, transparent),
      color-mix(in srgb, var(--c-secondary) 18%, transparent));
  border-color: color-mix(in srgb, var(--c-accent) 55%, transparent);
  box-shadow: 0 0 calc(8px + var(--level) * 16px)
              color-mix(in srgb, var(--c-primary) 50%, transparent);
}
.trk__no {
  width: 22px; text-align: center; font-size: 12px;
  font-variant-numeric: tabular-nums;
  color: color-mix(in srgb, var(--c-muted) 60%, var(--c-primary) 40%);
  text-shadow: 0 0 calc(var(--level) * 4px) color-mix(in srgb, var(--c-primary) 70%, transparent);
}
.trk.playing .trk__no::before {
  content: '▶';
  color: var(--c-accent);
  text-shadow: 0 0 8px color-mix(in srgb, var(--c-accent) 80%, transparent);
}
.trk.playing .trk__no { font-size: 0; }
.trk__main { flex: 1; min-width: 0; }
.trk__name {
  font-size: 14px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  color: var(--c-text);
  transition: color .2s;
}
.trk:hover .trk__name { color: color-mix(in srgb, var(--c-text) 70%, var(--c-accent) 30%); }
.trk.playing .trk__name {
  background: linear-gradient(90deg, var(--c-text), var(--c-accent));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.trk__sub {
  font-size: 11px;
  color: color-mix(in srgb, var(--c-muted) 80%, var(--c-secondary) 20%);
}
.trk__dl {
  width: 34px; height: 34px; border-radius: 8px;
  display: grid; place-items: center;
  color: color-mix(in srgb, var(--c-muted) 60%, var(--c-primary) 40%);
  transition: color .2s, background .2s, transform .2s, box-shadow .2s;
}
.trk__dl:hover {
  color: var(--c-accent);
  background: color-mix(in srgb, var(--c-accent) 14%, transparent);
  transform: scale(1.08);
  box-shadow: 0 0 12px color-mix(in srgb, var(--c-accent) 50%, transparent);
}
.trk__dl svg { width: 18px; height: 18px; }

/*
 * overrides.css — light-theme adaptations + calmer visuals.
 * Appended LAST in the bundle so it wins over the original dark-built rules.
 * (The base CSS was written for a dark UI; these tweaks soften shadows, fix
 * blend modes that disappear on white, and dial the reactivity down.)
 */

body {
  background:
    radial-gradient(120% 90% at 50% 0%, #ffffff 0%, var(--c-bg) 60%) fixed;
}

/* Background Milkdrop: subtle, and multiply so it tints rather than blows out
   the light page. */
#bg-visual { mix-blend-mode: multiply; }
#bg-visual.on { opacity: var(--bg-opacity, .16); }

/* Ambient glow: much gentler than the dark original, and tinted (multiply)
   so it reads as a soft wash of color on white instead of a neon haze. */
#glow {
  mix-blend-mode: multiply;
  filter: blur(80px) saturate(1.05);
  opacity: calc(.06 + var(--level) * .14);
  transform: scale(calc(1 + var(--bass) * .04));
}

/* Player card: soft light-mode shadow + readable border on white. */
.player {
  background: color-mix(in srgb, var(--c-panel) 86%, transparent);
  border: 1px solid color-mix(in srgb, var(--c-primary) 26%, transparent);
  box-shadow:
    0 18px 50px rgba(28, 50, 45, .14),
    0 0 calc(18px + var(--level) * 34px) color-mix(in srgb, var(--c-primary) calc(14% + var(--level) * 22%), transparent),
    inset 0 1px 0 rgba(255, 255, 255, .7);
}

.player__top { border-bottom: 1px solid color-mix(in srgb, var(--c-text) 8%, transparent); }

/* Spectrum bars: "screen" vanishes on white — use multiply so they show. */
#spectrum { mix-blend-mode: multiply; opacity: .6; }

/* Now-playing screen reads better as a faint panel than a dark cutout. */
.player__meta { background: color-mix(in srgb, var(--c-bg) 70%, #ffffff); }

/* Seek + volume troughs need a visible track on a light card. */
.seek { background: color-mix(in srgb, var(--c-text) 10%, transparent); }

/* Soften the per-track glow so the playlist stays calm. */
.trk.playing {
  box-shadow: 0 0 calc(4px + var(--level) * 8px)
              color-mix(in srgb, var(--c-primary) 28%, transparent);
}