/* ============================================================
   QUÍMICOS FUNCIONALES — animations.css
   ============================================================ */

/* ===== GRAIN TEXTURE ===== */
.has-grain::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
  opacity: 0.35;
  mix-blend-mode: overlay;
  z-index: 1;
}

/* ===== MARQUEE ===== */
.marquee-wrapper {
  overflow: hidden;
  white-space: nowrap;
  padding-block: var(--space-5);
  background: var(--color-orange);
  position: relative;
}

.marquee-track {
  display: inline-flex;
  gap: 0;
  animation: marquee 28s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  padding-right: var(--space-10);
}

.marquee-item::after {
  content: '◆';
  font-size: 0.5em;
  color: rgba(255,255,255,0.5);
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ===== ANIMATED COUNTER ===== */
.counter {
  display: inline-block;
  font-variant-numeric: tabular-nums;
}

/* ===== HERO PARALLAX LAYER ===== */
.parallax-layer {
  will-change: transform;
}

/* ===== HOVER LIFT ===== */
.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

/* ===== MAGNETIC BUTTON EFFECT (JS-enhanced) ===== */
.magnetic {
  position: relative;
  display: inline-flex;
  transition: transform 0.3s var(--ease-spring);
}

/* ===== GLOWING LINE ===== */
@keyframes glowLine {
  0%, 100% { opacity: 0.5; transform: scaleX(0.3); }
  50%       { opacity: 1;   transform: scaleX(1); }
}

.glow-line {
  display: block;
  height: 2px;
  background: linear-gradient(90deg, var(--color-orange), var(--color-yellow), var(--color-orange));
  background-size: 200%;
  animation: glowLine 2.5s ease-in-out infinite;
}

/* ===== FLOATING SHAPES (Decorative) ===== */
.float-shape {
  position: absolute;
  pointer-events: none;
  border-radius: 50%;
  opacity: 0.06;
}

@keyframes floatA {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33%       { transform: translateY(-20px) rotate(5deg); }
  66%       { transform: translateY(10px) rotate(-3deg); }
}

@keyframes floatB {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50%       { transform: translateY(-15px) rotate(-8deg); }
}

.float-shape--a { animation: floatA 8s ease-in-out infinite; }
.float-shape--b { animation: floatB 11s ease-in-out infinite 1s; }

/* ===== PAGE TRANSITION ===== */
.page-transition-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-navy);
  z-index: calc(var(--z-loader) - 1);
  transform: scaleY(0);
  transform-origin: bottom;
  transition: transform 0.4s var(--ease-inout);
  pointer-events: none;
}

.page-transition-overlay.enter {
  transform: scaleY(1);
  transform-origin: bottom;
}

.page-transition-overlay.leave {
  transform: scaleY(0);
  transform-origin: top;
}

/* ===== PRODUCT CARD HOVER ===== */
.product-card {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  border-radius: var(--radius-lg);
}

.product-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(14,29,59,0.9) 0%, rgba(14,29,59,0.2) 60%, transparent 100%);
  z-index: 1;
  transition: opacity var(--transition-base);
}

.product-card:hover::before {
  opacity: 0.85;
}

.product-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s var(--ease-out);
}

.product-card:hover img {
  transform: scale(1.06);
}

.product-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6);
  z-index: 2;
  transform: translateY(8px);
  transition: transform var(--transition-base);
}

.product-card:hover .product-card-content {
  transform: translateY(0);
}

/* ===== SPLIT TEXT ANIMATION ===== */
.split-word {
  overflow: hidden;
  display: inline-block;
}

.split-word span {
  display: inline-block;
  transform: translateY(110%);
  animation: splitReveal 0.7s var(--ease-out) forwards;
}

@keyframes splitReveal {
  to { transform: translateY(0); }
}

/* ===== HERO BACKGROUND ===== */
@keyframes heroShift {
  0%   { transform: scale(1) translate(0, 0); }
  25%  { transform: scale(1.02) translate(-0.5%, -0.3%); }
  50%  { transform: scale(1.04) translate(-1%, 0.5%); }
  75%  { transform: scale(1.02) translate(-0.3%, 0.3%); }
  100% { transform: scale(1) translate(0, 0); }
}

.hero-bg-img {
  animation: heroShift 20s ease-in-out infinite;
  will-change: transform;
}

/* ===== IMPACT SECTION NUMBERS ===== */
@keyframes countUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

.stat-number.animated {
  animation: countUp 0.5s var(--ease-out) forwards;
}

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: rgba(255,255,255,0.5);
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scroll-indicator-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollLine 1.5s ease-in-out infinite;
}

@keyframes scrollLine {
  0%   { transform: scaleY(0); transform-origin: top; opacity: 1; }
  50%  { transform: scaleY(1); transform-origin: top; opacity: 1; }
  51%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ===== REDUCED MOTION ===== */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-bg-img { animation: none; }
  .marquee-track { animation: none; }
}