/**
 * Music Premium Colors
 * 音楽業界向けカラーパレット定義
 *
 * apps/wordpress-theme/assets/css/music-premium-colors.css と内容を同期すること。
 */

:root {
  --nn-music-primary: #9333ea;
  --nn-music-secondary: #ec4899;
  --nn-music-accent: #00d4ff;
  --nn-music-stage: #1a1a2e;
  --nn-music-console: #101827;
  --nn-music-spotlight: #fde047;
  --nn-music-wave: #14b8a6;
  --nn-music-backlight: rgba(147, 51, 234, 0.25);
  --nn-music-glow: rgba(236, 72, 153, 0.35);
  --nn-music-text-primary: #f8fafc;
  --nn-music-text-secondary: rgba(248, 250, 252, 0.75);
  --nn-music-border: rgba(255, 255, 255, 0.12);
  --nn-music-glass-bg: rgba(15, 23, 42, 0.72);
  --nn-music-gradient-hero: linear-gradient(135deg, #1a1a2e 0%, #4c1d95 45%, #be123c 100%);
  --nn-music-gradient-card: linear-gradient(145deg, rgba(147, 51, 234, 0.15), rgba(14, 165, 233, 0.25));
}

body.nn-music-theme,
.nn-body-music,
[data-theme="music"] {
  background-color: var(--nn-music-stage);
  color: var(--nn-music-text-primary);
}

.nn-music-surface,
.nn-hero.nn-hero--music,
.nn-section--music {
  background: linear-gradient(
      180deg,
      rgba(15, 23, 42, 0.9) 0%,
      rgba(15, 23, 42, 0.7) 45%,
      rgba(76, 29, 149, 0.75) 100%
    ),
    radial-gradient(circle at 20% 20%, rgba(236, 72, 153, 0.35), transparent 60%),
    radial-gradient(circle at 80% 30%, rgba(14, 165, 233, 0.35), transparent 55%),
    var(--nn-music-stage);
  color: var(--nn-music-text-primary);
  position: relative;
}

.nn-music-surface::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent, rgba(147, 51, 234, 0.25));
  pointer-events: none;
  mix-blend-mode: screen;
}

.nn-music-surface > * {
  position: relative;
  z-index: 1;
}

.nn-music-gradient-text,
.nn-hero__title.nn-music-gradient-text,
.nn-heading--music {
  background: linear-gradient(90deg, var(--nn-music-primary), var(--nn-music-secondary), var(--nn-music-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nn-music-chip,
.nn-music-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  background: rgba(147, 51, 234, 0.12);
  color: var(--nn-music-text-secondary);
  border: 1px solid rgba(147, 51, 234, 0.35);
  backdrop-filter: blur(12px);
  transition: all 0.2s ease-in-out;
}

.nn-music-chip::before,
.nn-music-badge::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 9999px;
  background: radial-gradient(circle, var(--nn-music-spotlight) 0%, rgba(253, 224, 71, 0.45) 50%, transparent 100%);
  box-shadow: 0 0 15px rgba(253, 224, 71, 0.35);
}

.nn-music-chip:hover,
.nn-music-badge:hover {
  background: rgba(236, 72, 153, 0.18);
  border-color: rgba(236, 72, 153, 0.45);
  color: var(--nn-music-text-primary);
}

.nn-music-card {
  position: relative;
  border-radius: 1.75rem;
  padding: 2rem;
  background: var(--nn-music-gradient-card);
  border: 1px solid var(--nn-music-border);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.35);
  backdrop-filter: blur(18px);
  overflow: hidden;
}

.nn-music-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 30% -20%, rgba(236, 72, 153, 0.45), transparent 55%);
  opacity: 0.85;
  pointer-events: none;
}

.nn-music-card__title {
  color: var(--nn-music-text-primary);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.nn-music-card__meta {
  color: var(--nn-music-text-secondary);
  font-size: 0.875rem;
}

.nn-music-divider {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(236, 72, 153, 0.45), transparent);
  margin: 2rem 0;
}

.nn-music-spectrum {
  display: flex;
  gap: 6px;
  align-items: flex-end;
  height: 70px;
  margin-top: 1.5rem;
}

.nn-music-spectrum__bar {
  flex: 1 1 auto;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(236, 72, 153, 0.15), rgba(236, 72, 153, 0));
  position: relative;
  overflow: hidden;
}

.nn-music-spectrum__bar::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, var(--nn-music-accent), rgba(147, 51, 234, 0.1));
  transform: translateY(60%);
  border-radius: inherit;
  animation: nnMusicSpectrum 2.6s ease-in-out infinite;
  animation-delay: calc(var(--bar-index, 0) * 0.08s);
}

@keyframes nnMusicSpectrum {
  0%,
  100% {
    transform: translateY(60%);
  }
  50% {
    transform: translateY(-5%);
  }
}

.nn-music-outline-button {
  color: var(--nn-music-accent);
  border: 1px solid rgba(0, 212, 255, 0.45);
  background: rgba(20, 184, 166, 0.08);
  padding: 0.75rem 1.5rem;
  border-radius: 999px;
  font-weight: 600;
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.nn-music-outline-button::after {
  content: "";
  position: absolute;
  inset: -120% -20%;
  background: linear-gradient(120deg, transparent, rgba(0, 212, 255, 0.35), transparent);
  transform: translateX(-40%);
  transition: transform 0.5s ease;
}

.nn-music-outline-button:hover {
  transform: translateY(-2px);
  border-color: rgba(236, 72, 153, 0.65);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.45);
}

.nn-music-outline-button:hover::after {
  transform: translateX(60%);
}

.nn-music-gradient-border {
  position: relative;
  border-radius: 1.25rem;
  padding: 2px;
  background: linear-gradient(135deg, rgba(147, 51, 234, 0.9), rgba(14, 165, 233, 0.9));
}

.nn-music-gradient-border > .nn-music-gradient-border__inner {
  border-radius: 1.15rem;
  padding: 2rem;
  background: var(--nn-music-glass-bg);
  color: var(--nn-music-text-primary);
}

.nn-music-gradient-border__inner p {
  color: var(--nn-music-text-secondary);
  line-height: 1.7;
}

.nn-music-tagline {
  letter-spacing: 0.25em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: rgba(226, 232, 240, 0.65);
}

.nn-music-wave-divider {
  position: relative;
  height: 80px;
  margin: 3rem auto;
  opacity: 0.65;
}

.nn-music-wave-divider::before,
.nn-music-wave-divider::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(236, 72, 153, 0.35), rgba(20, 184, 166, 0.35));
  filter: blur(35px);
  transform: skewX(-12deg);
}

.nn-music-wave-divider::after {
  background: linear-gradient(90deg, rgba(147, 51, 234, 0.25), rgba(125, 211, 252, 0.25));
  mix-blend-mode: screen;
}

.nn-music-tooltip {
  position: absolute;
  padding: 0.5rem 0.75rem;
  border-radius: 0.75rem;
  background: rgba(15, 23, 42, 0.92);
  color: var(--nn-music-text-secondary);
  border: 1px solid rgba(236, 72, 153, 0.35);
  box-shadow: 0 8px 18px rgba(15, 23, 42, 0.55);
}

.nn-music-tooltip::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 18px;
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent rgba(236, 72, 153, 0.35) transparent;
}

@media (prefers-reduced-motion: reduce) {
  .nn-music-spectrum__bar::before,
  .nn-music-outline-button::after {
    animation-duration: 0.001ms;
    animation-iteration-count: 1;
  }

  .nn-music-outline-button,
  .nn-music-card,
  .nn-music-chip {
    transition: none;
  }
}

@media (max-width: 768px) {
  .nn-music-card {
    padding: 1.5rem;
    border-radius: 1.25rem;
  }

  .nn-music-spectrum {
    height: 52px;
  }

  .nn-music-tagline {
    letter-spacing: 0.18em;
  }
}