/*
  OG5 SOUND styles.
  Maintains a hidden cinematic listening chamber inside the OG5 FLVRS universe.
*/
@import url("https://fonts.googleapis.com/css2?family=Montserrat:wght@400;500;600;700;800;900&display=swap");
@import url("assets/css/tokens.css");

:root {
  --black: #020201;
  --black-soft: #070706;
  --ember: #b85414;
  --ember-soft: rgba(184, 84, 20, 0.2);
  --gold: #c8943f;
  --gold-soft: #e0b866;
  --ivory: #f4ead7;
  --muted: #b9ad98;
  --line: rgba(244, 234, 215, 0.12);
  --theme-glow: rgba(224, 184, 102, 0.16);
  --sound-energy: 0;
  --sound-low: 0;
}

* {
  box-sizing: border-box;
}

html {
  width: 100%;
  max-width: 100%;
  min-height: 100%;
  background: var(--black);
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  width: 100%;
  max-width: 100%;
  min-width: 320px;
  min-height: 100svh;
  margin: 0;
  background:
    radial-gradient(circle at 76% 24%, var(--theme-glow), transparent 20rem),
    radial-gradient(circle at 22% 88%, rgba(184, 84, 20, 0.08), transparent 18rem),
    linear-gradient(180deg, #020201 0%, #050403 52%, #020201 100%);
  color: var(--ivory);
  font-family: var(--font-main);
  overflow-x: hidden;
  transition: background 700ms ease;
}

body:not(.theme-ash):not(.theme-oil) {
  --theme-glow: rgba(224, 184, 102, calc(0.12 + (var(--sound-low) * 0.12)));
}

body.theme-ash {
  --theme-glow: rgba(244, 234, 215, 0.08);
  --ember: #8f6d4a;
  --gold: #c1a06e;
}

body.theme-oil {
  --theme-glow: rgba(184, 84, 20, 0.2);
  --ember: #9f3f13;
  --gold: #d0a24d;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  opacity: 0.24;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.018) 1px, transparent 1px);
  background-size: 7rem 7rem;
  mask-image: linear-gradient(to bottom, black, transparent 74%);
}

button,
a,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

a {
  color: inherit;
}

.sound-skip {
  position: fixed;
  top: 0.8rem;
  left: 0.8rem;
  z-index: 50;
  padding: 0.78rem 1rem;
  background: var(--ivory);
  color: var(--black);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

.sound-skip:focus-visible {
  transform: translateY(0);
}

.sound-button:focus-visible,
.sound-link:focus-visible,
.sound-text-button:focus-visible,
.round-control:focus-visible,
.track-card:focus-visible,
.sound-mark:focus-visible,
input:focus-visible {
  outline: 2px solid var(--gold-soft);
  outline-offset: 0.25rem;
}

.sound-shell {
  position: relative;
  min-height: 100svh;
  isolation: isolate;
}

.sound-entry {
  position: relative;
  display: grid;
  min-height: 100svh;
  place-items: center;
  padding: clamp(1.25rem, 5vw, 4rem);
  overflow: hidden;
  text-align: center;
}

.sound-entry::before {
  position: absolute;
  inset: -20%;
  z-index: -1;
  content: "";
  background:
    radial-gradient(circle at 50% 52%, rgba(224, 184, 102, 0.08), transparent 18rem),
    radial-gradient(circle at 50% 80%, rgba(184, 84, 20, 0.12), transparent 16rem);
  animation: chamber-breathe 9s ease-in-out infinite;
}

.sound-entry::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.22;
  background-image:
    repeating-radial-gradient(circle at 17% 32%, rgba(244, 234, 215, 0.09) 0 1px, transparent 1px 5px);
  mix-blend-mode: screen;
}

.sound-entry__content {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  max-width: 60rem;
}

.sound-kicker {
  margin: 0 0 1rem;
  color: var(--gold);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  line-height: 1.35;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin: 0;
}

h1,
h2,
h3 {
  text-transform: uppercase;
}

h1 {
  font-size: clamp(4rem, 18vw, 13rem);
  font-weight: 900;
  letter-spacing: -0.065em;
  line-height: 0.86;
}

h2 {
  max-width: 12ch;
  color: var(--gold-soft);
  font-size: clamp(2.65rem, 10vw, 7.3rem);
  font-weight: 900;
  letter-spacing: -0.055em;
  line-height: 0.92;
}

h3 {
  color: var(--ivory);
  font-size: clamp(1.35rem, 5vw, 2.3rem);
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1;
}

p {
  max-width: 36rem;
  color: var(--muted);
  font-size: clamp(1rem, 3.5vw, 1.16rem);
  line-height: 1.55;
}

.sound-subtitle {
  margin-top: 1rem;
  color: var(--ivory);
  font-size: clamp(1rem, 4vw, 1.45rem);
  font-weight: 800;
  letter-spacing: 0.02em;
}

.sound-entry__line {
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.sound-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.4rem;
  margin-top: 2rem;
  padding: 0 1.35rem;
  border: 1px solid rgba(244, 234, 215, 0.22);
  border-radius: 999px;
  background: linear-gradient(135deg, #edd18b, #c8943f 48%, #9d3e12);
  box-shadow:
    0 1.2rem 2.8rem rgba(0, 0, 0, 0.46),
    inset 0 1px 0 rgba(244, 234, 215, 0.42);
  color: var(--black);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    filter 180ms ease,
    transform 180ms ease;
}

.sound-button:hover {
  filter: brightness(1.08);
  transform: translateY(-1px);
}

.sound-button--quiet {
  background: rgba(2, 2, 1, 0.62);
  box-shadow: none;
  color: var(--ivory);
}

.sound-chamber {
  min-height: 100svh;
  opacity: 0;
  transform: translateY(1rem);
  transition:
    background 380ms ease,
    opacity 380ms ease,
    transform 380ms ease;
}

.sound-chamber.is-open {
  opacity: 1;
  transform: translateY(0);
}

.sound-chamber.is-closing {
  opacity: 0;
  transform: translateY(0.8rem);
}

.sound-header {
  position: sticky;
  top: 0.8rem;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(100% - 1.5rem, 76rem);
  margin: 0.8rem auto 0;
  padding: 0.75rem;
  border: 1px solid var(--line);
  background: rgba(2, 2, 1, 0.76);
  backdrop-filter: blur(1rem);
}

.sound-mark,
.sound-link,
.sound-text-button {
  border: 0;
  background: transparent;
  color: var(--ivory);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.sound-link,
.sound-text-button {
  color: var(--muted);
}

.sound-link:hover,
.sound-text-button:hover,
.sound-mark:hover {
  color: var(--gold-soft);
}

.sound-hero,
.track-grid-section,
.active-chamber,
.end-ritual {
  width: min(100%, 76rem);
  margin: 0 auto;
  padding: clamp(5rem, 12vh, 9rem) clamp(1.25rem, 5vw, 4rem);
}

.sound-hero {
  min-height: 72svh;
  display: grid;
  align-content: end;
}

.sound-hero p:not(.sound-kicker) {
  margin-top: 1.25rem;
}

.section-head {
  display: grid;
  gap: 0.65rem;
  margin-bottom: 2rem;
}

.track-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.track-card {
  display: grid;
  gap: 1rem;
  min-height: 100%;
  padding: 0;
  border: 1px solid rgba(244, 234, 215, 0.11);
  background:
    linear-gradient(135deg, rgba(244, 234, 215, 0.045), transparent),
    rgba(2, 2, 1, 0.46);
  color: inherit;
  text-align: left;
  transition:
    border-color 180ms ease,
    box-shadow 180ms ease,
    transform 180ms ease;
}

.track-card:hover,
.track-card:focus-visible {
  border-color: rgba(224, 184, 102, 0.5);
  box-shadow: 0 1.4rem 3rem rgba(0, 0, 0, 0.28), 0 0 0 1px rgba(224, 184, 102, 0.1);
  transform: translateY(-0.2rem) scale(1.01);
}

.track-art {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 1;
  overflow: hidden;
  background:
    radial-gradient(circle at 68% 26%, rgba(244, 234, 215, 0.12), transparent 20%),
    radial-gradient(circle at 40% 72%, var(--ember-soft), transparent 35%),
    linear-gradient(145deg, #0a0806, #020201);
  background-position: center;
  background-size: cover;
}

.track-card[data-theme="ash"] .track-art {
  background:
    radial-gradient(circle at 68% 24%, rgba(244, 234, 215, 0.11), transparent 18%),
    linear-gradient(145deg, #10100e, #020201);
}

.track-card[data-theme="oil"] .track-art {
  background:
    radial-gradient(circle at 58% 36%, rgba(184, 84, 20, 0.22), transparent 28%),
    linear-gradient(145deg, #130806, #020201);
}

.track-art.has-artwork {
  background-image:
    linear-gradient(180deg, rgba(2, 2, 1, 0.18), rgba(2, 2, 1, 0.52)),
    radial-gradient(circle at 70% 26%, rgba(224, 184, 102, 0.12), transparent 28%),
    var(--track-artwork),
    radial-gradient(circle at 68% 26%, rgba(244, 234, 215, 0.12), transparent 20%),
    linear-gradient(145deg, #0a0806, #020201);
}

.track-art.has-artwork::before {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(135deg, rgba(244, 234, 215, 0.08), transparent 38%),
    radial-gradient(circle at 50% 80%, rgba(2, 2, 1, 0.44), transparent 62%);
  mix-blend-mode: multiply;
  pointer-events: none;
}

.track-art::after {
  position: absolute;
  inset: 12%;
  border: 1px solid rgba(224, 184, 102, 0.22);
  content: "";
}

.track-meta {
  display: grid;
  gap: 0.45rem;
  padding: 0 1rem 1.1rem;
}

.track-meta h3 {
  max-width: 100%;
}

.track-meta p {
  font-size: 0.92rem;
}

.mood-tag,
.preview-label {
  width: fit-content;
  color: var(--gold-soft);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.active-chamber {
  display: grid;
  grid-template-columns: minmax(16rem, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(1.4rem, 5vw, 4rem);
  align-items: center;
  opacity: 0;
  transform: translateY(0.8rem);
  transition:
    opacity 360ms ease,
    transform 360ms ease;
}

.active-chamber.is-active {
  opacity: 1;
  transform: translateY(0);
}

.active-artwork {
  aspect-ratio: 1;
  border: 1px solid rgba(224, 184, 102, 0.22);
  background:
    radial-gradient(circle at 65% 28%, rgba(244, 234, 215, 0.12), transparent 18%),
    radial-gradient(circle at 44% 74%, var(--ember-soft), transparent 36%),
    linear-gradient(145deg, #120806, #020201);
  background-position: center;
  background-size: cover;
  box-shadow:
    0 2rem 5rem rgba(0, 0, 0, 0.44),
    0 0 calc(1.2rem + (var(--sound-low) * 1.8rem)) rgba(224, 184, 102, calc(0.08 + (var(--sound-low) * 0.14)));
  transform: scale(calc(1 + (var(--sound-energy) * 0.012)));
  transition:
    box-shadow 240ms ease,
    transform 240ms ease;
}

.active-artwork.has-artwork {
  background-image:
    linear-gradient(180deg, rgba(2, 2, 1, 0.08), rgba(2, 2, 1, 0.5)),
    radial-gradient(circle at 66% 26%, rgba(224, 184, 102, 0.13), transparent 30%),
    var(--track-artwork),
    radial-gradient(circle at 65% 28%, rgba(244, 234, 215, 0.12), transparent 18%),
    linear-gradient(145deg, #120806, #020201);
}

.active-artwork.has-artwork::after {
  display: block;
  width: 100%;
  height: 100%;
  content: "";
  background:
    linear-gradient(135deg, rgba(244, 234, 215, 0.08), transparent 36%),
    radial-gradient(circle at 50% 82%, rgba(2, 2, 1, 0.42), transparent 62%);
  mix-blend-mode: multiply;
}

.active-copy {
  display: grid;
  gap: 1rem;
}

.active-artist {
  color: var(--ivory);
  font-weight: 800;
}

.active-line {
  color: var(--gold-soft);
  font-size: clamp(1.1rem, 4vw, 1.45rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.flavour-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.flavour-tags span {
  padding: 0.62rem 0.78rem;
  border: 1px solid rgba(244, 234, 215, 0.12);
  color: var(--ivory);
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timed-copy,
.behind-fire,
.sound-player,
.end-ritual {
  border: 1px solid rgba(244, 234, 215, 0.11);
  background:
    linear-gradient(135deg, rgba(244, 234, 215, 0.05), transparent),
    rgba(2, 2, 1, 0.48);
}

.sound-status {
  color: var(--gold-soft);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.timed-copy,
.behind-fire,
.sound-player {
  padding: 1rem;
}

.timed-copy p {
  color: var(--ivory);
  font-weight: 800;
}

.behind-fire p:not(.sound-kicker) {
  color: var(--muted);
}

.player-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.round-control {
  min-height: 2.85rem;
  padding: 0 1rem;
  border: 1px solid rgba(244, 234, 215, 0.14);
  border-radius: 999px;
  background: rgba(2, 2, 1, 0.72);
  color: var(--ivory);
  font-size: 0.68rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.round-control[aria-pressed="true"] {
  border-color: rgba(224, 184, 102, 0.5);
  color: var(--gold-soft);
}

.progress-wrap,
.volume-wrap {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.75rem;
  align-items: center;
  margin-top: 1rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.volume-wrap {
  grid-template-columns: auto 1fr;
}

.progress-input,
.volume-input {
  width: 100%;
  accent-color: var(--gold);
}

.progress-input {
  filter: drop-shadow(0 0 0.5rem rgba(224, 184, 102, 0.26));
}

.player-row--secondary {
  margin-top: 1rem;
}

.end-ritual {
  display: grid;
  justify-items: start;
  gap: 1rem;
  margin-bottom: clamp(4rem, 10vh, 7rem);
}

.end-ritual h2 {
  max-width: 11ch;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.ember-field span {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--gold-soft);
  opacity: calc(0.2 + (var(--sound-low) * 0.28));
  animation: ember-drift 8s ease-in-out infinite;
}

.ember-field span:nth-child(1) { left: 18%; top: 62%; animation-delay: 0s; }
.ember-field span:nth-child(2) { left: 74%; top: 58%; animation-delay: 1.2s; }
.ember-field span:nth-child(3) { left: 58%; top: 76%; animation-delay: 2.1s; }
.ember-field span:nth-child(4) { left: 36%; top: 30%; animation-delay: 3.2s; }
.ember-field span:nth-child(5) { left: 84%; top: 34%; animation-delay: 4.2s; }

@keyframes chamber-breathe {
  0%, 100% { transform: scale(1); opacity: 0.75; }
  50% { transform: scale(1.04); opacity: 1; }
}

@keyframes ember-drift {
  0%, 100% { transform: translateY(0); opacity: 0.15; }
  50% { transform: translateY(-2.4rem); opacity: 0.55; }
}

@media (max-width: 900px) {
  .track-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .active-chamber {
    grid-template-columns: 1fr;
  }

  .active-artwork {
    width: min(100%, 28rem);
  }
}

@media (max-width: 640px) {
  .ember-field span:nth-child(n + 4) {
    display: none;
  }

  .sound-header {
    top: 0.5rem;
    width: calc(100% - 1rem);
  }

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

  .sound-hero,
  .track-grid-section,
  .active-chamber,
  .end-ritual {
    padding-inline: 1.25rem;
  }

  .sound-hero {
    min-height: auto;
    padding-top: 5rem;
  }

  .sound-button,
  .round-control,
  .sound-text-button {
    min-height: 48px;
  }

  .sound-button,
  .cta-row,
  .cta-row a {
    width: 100%;
  }

  .progress-wrap {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }

  .active-chamber {
    opacity: 1;
    transform: none;
  }
}