/* ============================================================
   ANIMATIONS.CSS — Microinterações e scroll reveal
   ============================================================ */

/* ──────────────────────────────────────────────
   SCROLL REVEAL — Fade In Up
   ────────────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--ease-out-quart),
              transform 0.7s var(--ease-out-quart);
}

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

/* Stagger delays for children */
.reveal-stagger > .reveal:nth-child(1) { transition-delay: 0s; }
.reveal-stagger > .reveal:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger > .reveal:nth-child(3) { transition-delay: 0.2s; }
.reveal-stagger > .reveal:nth-child(4) { transition-delay: 0.3s; }
.reveal-stagger > .reveal:nth-child(5) { transition-delay: 0.4s; }
.reveal-stagger > .reveal:nth-child(6) { transition-delay: 0.5s; }
.reveal-stagger > .reveal:nth-child(7) { transition-delay: 0.6s; }
.reveal-stagger > .reveal:nth-child(8) { transition-delay: 0.7s; }
.reveal-stagger > .reveal:nth-child(9) { transition-delay: 0.8s; }

/* ──────────────────────────────────────────────
   FADE IN (sem translate)
   ────────────────────────────────────────────── */

.reveal--fade {
  opacity: 0;
  transform: none;
  transition: opacity 0.8s var(--ease-out-quart);
}

.reveal--fade.is-revealed {
  opacity: 1;
}

/* ──────────────────────────────────────────────
   SCALE IN
   ────────────────────────────────────────────── */

.reveal--scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.7s var(--ease-out-quart),
              transform 0.7s var(--ease-out-quart);
}

.reveal--scale.is-revealed {
  opacity: 1;
  transform: scale(1);
}

/* ──────────────────────────────────────────────
   SLIDE IN FROM LEFT
   ────────────────────────────────────────────── */

.reveal--left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s var(--ease-out-quart),
              transform 0.7s var(--ease-out-quart);
}

.reveal--left.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ──────────────────────────────────────────────
   SLIDE IN FROM RIGHT
   ────────────────────────────────────────────── */

.reveal--right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s var(--ease-out-quart),
              transform 0.7s var(--ease-out-quart);
}

.reveal--right.is-revealed {
  opacity: 1;
  transform: translateX(0);
}

/* ──────────────────────────────────────────────
   LINE ACCENT ANIMATION
   ────────────────────────────────────────────── */

.line-accent.reveal {
  width: 0;
  opacity: 1;
  transform: none;
  transition: width 0.8s var(--ease-out-quart);
}

.line-accent.reveal.is-revealed {
  width: 48px;
}

/* ──────────────────────────────────────────────
   HOVER EFFECTS
   ────────────────────────────────────────────── */

/* Hover lift */
.hover-lift {
  transition: transform var(--transition-base) var(--ease-out-quart),
              box-shadow var(--transition-base);
}

.hover-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Hover glow (champagne accent) */
.hover-glow {
  transition: box-shadow var(--transition-base);
}

.hover-glow:hover {
  box-shadow: 0 0 0 1px var(--color-champagne),
              0 8px 32px rgba(196, 169, 125, 0.1);
}

/* ──────────────────────────────────────────────
   LOADING ANIMATION (for lazy loaded images)
   ────────────────────────────────────────────── */

.img-loading {
  background: linear-gradient(
    90deg,
    var(--color-gray-light) 0%,
    var(--color-gray-lighter) 50%,
    var(--color-gray-light) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ──────────────────────────────────────────────
   FOCUS ANIMATIONS
   ────────────────────────────────────────────── */

@keyframes focusPulse {
  0% { box-shadow: 0 0 0 0 rgba(27, 42, 74, 0.4); }
  70% { box-shadow: 0 0 0 6px rgba(27, 42, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(27, 42, 74, 0); }
}

/* ──────────────────────────────────────────────
   PREFERS REDUCED MOTION
   ────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  .reveal,
  .reveal--fade,
  .reveal--scale,
  .reveal--left,
  .reveal--right {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .line-accent.reveal {
    width: 48px;
  }

  .hover-lift:hover {
    transform: none;
  }

  .img-loading {
    animation: none;
  }
}