/* ============================================
   LUF LATAM EN — Scroll Animations
   IntersectionObserver-based reveal system
   ============================================ */

/* --- Base animation state (hidden) --- */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-animate="fade"] {
  transform: translateY(0);
}

/* --- Revealed state --- */
[data-animate].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- Staggered delays --- */
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }
[data-delay="6"] { transition-delay: 0.6s; }

/* --- Gold line animation --- */
.gold-line {
  width: 0;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1) 0.2s;
}

.revealed ~ .gold-line,
.gold-line.revealed {
  width: 60px;
}

/* --- Card hover glow --- */
.card::after {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(201, 162, 77, 0.1), transparent 50%);
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
  z-index: -1;
}

.card:hover::after {
  opacity: 1;
}

/* --- Parallax hero image --- */
.hero-bg img {
  transition: transform 0.1s linear;
}

/* --- Navbar hidden state --- */
.navbar.hidden {
  transform: translateY(-100%);
}

/* --- Reduced motion --- */
@media (prefers-reduced-motion: reduce) {
  [data-animate] {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .gold-line {
    width: 60px;
    transition: none;
  }
}