/* ==========================================================================
   LÚMINA 360° | Exact Northline Motion Engine & Micro-Interactions System
   Framer-Motion Grade CSS Physics (cubic-bezier(0.16, 1, 0.3, 1))
   ========================================================================== */

/* 1. Scroll-Triggered Reveal Animations */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0.06s; }
.stagger-2 { transition-delay: 0.12s; }
.stagger-3 { transition-delay: 0.18s; }
.stagger-4 { transition-delay: 0.24s; }
.stagger-5 { transition-delay: 0.30s; }
.stagger-6 { transition-delay: 0.36s; }

/* 2. Northline Typing Dots Animation (@keyframes typing) */
@keyframes typing {
  0%, 60%, 100% {
    opacity: 0.25;
    transform: translateY(0);
  }
  30% {
    opacity: 1;
    transform: translateY(-4px);
  }
}

.typing-dot {
  display: inline-block;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: currentColor;
  animation: typing 1.2s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

/* 3. Northline Infinite Dual Ticker Marquees (@keyframes ticker & ticker-rev) */
@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes ticker-rev {
  0% { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

.ticker-track {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: ticker 38s linear infinite;
}

.ticker-track-rev {
  display: flex;
  width: max-content;
  will-change: transform;
  animation: ticker-rev 46s linear infinite;
}

/* Pause on hover exact Northline behavior */
.ticker-container:hover .ticker-track,
.ticker-container:hover .ticker-track-rev,
.ticker-pause:hover .ticker-track,
.ticker-pause:hover .ticker-track-rev {
  animation-play-state: paused;
}

/* 4. Elastic Chip Pop Animation for Mix Builder */
@keyframes chip-pop {
  0% {
    opacity: 0;
    transform: scale(0.75);
  }
  65% {
    opacity: 1;
    transform: scale(1.06);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

.calc-chip {
  animation: chip-pop 0.32s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* 5. Radix-Style FAQ Accordion Expansion (@keyframes accordion-down & up) */
@keyframes accordion-down {
  from {
    height: 0;
    opacity: 0;
  }
  to {
    height: var(--radix-accordion-content-height, 180px);
    opacity: 1;
  }
}

@keyframes accordion-up {
  from {
    height: var(--radix-accordion-content-height, 180px);
    opacity: 1;
  }
  to {
    height: 0;
    opacity: 0;
  }
}

.faq-item .faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.35s ease;
  opacity: 0;
}

.faq-item.active .faq-answer {
  max-height: 380px;
  opacity: 1;
}

.faq-item .faq-chevron {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.active .faq-chevron {
  transform: rotate(45deg);
}

/* 6. Organic Floating Motion for Hero Collage */
@keyframes float-slow {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

@keyframes float-slow-alt {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-12px);
  }
}

.float-slow {
  animation: float-slow 6s ease-in-out infinite;
}

.float-slow-alt {
  animation: float-slow-alt 7.5s ease-in-out infinite 0.75s;
}

.hero-collage-container:hover .float-slow,
.hero-collage-container:hover .float-slow-alt {
  animation-play-state: paused;
}

/* 7. Gliding Pill Indicator (layoutId simulation) */
.tab-glider {
  position: absolute;
  top: 4px;
  bottom: 4px;
  border-radius: 9999px;
  background: var(--gold-primary, #C5A059);
  box-shadow: 0 4px 14px rgba(197, 160, 89, 0.35);
  transition: left 0.35s cubic-bezier(0.16, 1, 0.3, 1), width 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  z-index: 1;
}

/* 8. Equalizer for Dextra Reel Video */
.audio-equalizer {
  display: inline-flex;
  align-items: flex-end;
  gap: 2.5px;
  height: 12px;
}

.equalizer-bar {
  width: 2.5px;
  background: var(--gold-primary, #C5A059);
  border-radius: 1px;
  height: 4px;
}

.audio-playing .equalizer-bar:nth-child(1) {
  animation: eq-bounce 0.8s ease-in-out infinite alternate;
}
.audio-playing .equalizer-bar:nth-child(2) {
  animation: eq-bounce 0.8s ease-in-out infinite alternate 0.25s;
}
.audio-playing .equalizer-bar:nth-child(3) {
  animation: eq-bounce 0.8s ease-in-out infinite alternate 0.45s;
}

@keyframes eq-bounce {
  0% { height: 3px; }
  100% { height: 12px; }
}

/* 9. Card Elevate Transitions */
.interactive-elevate {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease, box-shadow 0.35s ease;
}

.interactive-elevate:hover {
  transform: translateY(-6px);
  border-color: rgba(197, 160, 89, 0.4);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.5), 0 0 24px rgba(197, 160, 89, 0.12);
}