/* 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: 76px;
}

* { 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__brand span { display: block; font-size: 10px; color: var(--c-muted); letter-spacing: .12em; }
.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; }
.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: rgba(255,255,255,.05); transition: transform .15s, background .2s, color .2s;
}
.ctl:hover { background: rgba(255,255,255,.12); transform: scale(1.08); }
.ctl svg { width: 22px; height: 22px; }
.ctl--play {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--c-primary), var(--c-accent));
  color: #fff;
  box-shadow: 0 0 calc(14px + var(--level)*36px) color-mix(in srgb, var(--c-primary) 70%, transparent);
}
.ctl--play svg { width: 30px; height: 30px; }
.ctl.active { color: var(--c-secondary); }

/* 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 */
.player__list { flex: 1; min-height: 80px; overflow-y: auto; padding: 6px 8px 14px; border-top: 1px solid rgba(255,255,255,.06); }
.album__head { display: flex; align-items: center; gap: 8px; padding: 12px 8px 6px; }
.album__head h3 { font-family: var(--font-display); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--c-secondary); }
.album__head span { font-size: 11px; color: var(--c-muted); }
.trk {
  display: flex; align-items: center; gap: 10px; padding: 9px 8px; border-radius: 10px;
  cursor: pointer; transition: background .15s;
}
.trk:hover { background: rgba(255,255,255,.06); }
.trk.playing { background: color-mix(in srgb, var(--c-primary) 24%, transparent); }
.trk__no { width: 22px; text-align: center; font-size: 12px; color: var(--c-muted); font-variant-numeric: tabular-nums; }
.trk.playing .trk__no::before { content: '▶'; color: var(--c-secondary); }
.trk.playing .trk__no { font-size: 0; }
.trk__main { flex: 1; min-width: 0; }
.trk__name { font-size: 14px; color: var(--c-text); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.trk__sub { font-size: 11px; color: var(--c-muted); }
.trk__dl { width: 34px; height: 34px; border-radius: 8px; display: grid; place-items: center; color: var(--c-muted); }
.trk__dl:hover { color: var(--c-accent); background: rgba(255,255,255,.08); }
.trk__dl svg { width: 18px; height: 18px; }

/* dock.css — macOS-style bottom dock; swipeable when it overflows. */

.dock {
  position: fixed; z-index: 30; left: 50%; bottom: max(12px, env(safe-area-inset-bottom));
  transform: translateX(-50%);
  max-width: calc(100vw - 20px);
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  background: color-mix(in srgb, var(--c-panel) 70%, transparent);
  backdrop-filter: blur(20px) saturate(1.3);
  -webkit-backdrop-filter: blur(20px) saturate(1.3);
  border: 1px solid color-mix(in srgb, var(--c-primary) 35%, transparent);
  border-radius: 22px;
  box-shadow: 0 16px 50px rgba(0,0,0,.6),
              0 0 calc(10px + var(--level)*26px) color-mix(in srgb, var(--c-primary) 40%, transparent);
  overflow-x: auto; overflow-y: visible;
  scroll-snap-type: x proximity;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.dock::-webkit-scrollbar { display: none; }

.dock__item {
  position: relative; flex: 0 0 auto; scroll-snap-align: center;
  width: 46px; height: 46px; border-radius: 13px;
  display: grid; place-items: center;
  background: rgba(255,255,255,.05);
  transition: transform .18s cubic-bezier(.34,1.56,.64,1), background .2s;
}
.dock__item:hover { transform: translateY(-10px) scale(1.18); background: rgba(255,255,255,.12); }
.dock__item:active { transform: translateY(-4px) scale(1.05); }

/* Brand/glyph icons rendered as theme-colored masks so they react/recolor. */
.dock__icon {
  width: 24px; height: 24px;
  background: var(--c-text);
  -webkit-mask: var(--icon) center / contain no-repeat;
  mask: var(--icon) center / contain no-repeat;
  transition: background .2s;
}
.dock__item:hover .dock__icon { background: var(--c-accent); }

.dock__sep { flex: 0 0 auto; width: 1px; height: 30px; background: rgba(255,255,255,.12); margin: 0 2px; }

/* Tooltip label */
.dock__item::after {
  content: attr(data-label);
  position: absolute; bottom: calc(100% + 10px); left: 50%; transform: translateX(-50%) translateY(6px);
  padding: 4px 9px; font-size: 11px; white-space: nowrap;
  background: rgba(0,0,0,.85); color: #fff; border-radius: 7px;
  opacity: 0; pointer-events: none; transition: opacity .15s, transform .15s;
}
.dock__item:hover::after { opacity: 1; transform: translateX(-50%) translateY(0); }

@media (max-width: 540px) {
  .dock { gap: 8px; padding: 8px 10px; }
  .dock__item { width: 42px; height: 42px; }
  .dock__item:hover { transform: scale(1.1); }   /* no vertical jump on touch */
}

/* modal.css — accessible overlay dialogs (About / Contact / Links). */

.modal {
  position: fixed; inset: 0; z-index: 50;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  background: rgba(3,2,8,.6); backdrop-filter: blur(6px);
  opacity: 0; visibility: hidden; transition: opacity .25s, visibility .25s;
}
.modal.open { opacity: 1; visibility: visible; }

.modal__card {
  width: min(560px, 100%); max-height: min(80vh, 720px);
  display: flex; flex-direction: column;
  background: color-mix(in srgb, var(--c-panel) 92%, transparent);
  border: 1px solid color-mix(in srgb, var(--c-primary) 45%, transparent);
  border-radius: var(--radius);
  box-shadow: 0 30px 80px rgba(0,0,0,.7), 0 0 40px color-mix(in srgb, var(--c-primary) 30%, transparent);
  transform: translateY(16px) scale(.98); transition: transform .25s;
}
.modal.open .modal__card { transform: none; }

.modal__head { display: flex; align-items: center; justify-content: space-between; padding: 18px 20px; border-bottom: 1px solid rgba(255,255,255,.07); }
.modal__head h2 { font-family: var(--font-display); font-size: 18px; letter-spacing: .08em; text-transform: uppercase;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.modal__close { width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center; color: var(--c-muted); background: rgba(255,255,255,.06); }
.modal__close:hover { color: var(--c-text); background: rgba(255,255,255,.14); }
.modal__body { padding: 20px; overflow-y: auto; }
.modal__body p { color: var(--c-muted); line-height: 1.65; margin-bottom: 14px; }
.modal__body a { font-weight: 600; }

/* Contact rows */
.contact-row { display: flex; align-items: center; gap: 12px; padding: 14px; border-radius: 12px; background: rgba(255,255,255,.04); margin-bottom: 12px; }
.contact-row b { display: block; font-size: 12px; color: var(--c-muted); text-transform: uppercase; letter-spacing: .08em; }
.contact-row a { font-size: 17px; }

/* Project cards (About) */
.proj { display: flex; gap: 14px; padding: 14px; border-radius: 12px; background: rgba(255,255,255,.04); margin-bottom: 12px; transition: background .2s; }
.proj:hover { background: rgba(255,255,255,.08); }
.proj h3 { font-size: 15px; color: var(--c-text); margin-bottom: 4px; }
.proj p { font-size: 13px; margin: 0; }

@media (max-width: 540px) {
  .modal { align-items: flex-end; padding: 0; }
  .modal__card { max-height: 88vh; border-radius: 20px 20px 0 0; }
}