/* ============================================================
   ANIMATIONS.CSS — Le Campus Padel
   Keyframes, Scroll Reveals, Transitions
   ============================================================ */

/* ==============================
   KEYFRAMES
   ============================== */

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(32px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.04); opacity: 0.85; }
}

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

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

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes countFlip {
  0%   { transform: translateY(0); opacity: 1; }
  50%  { transform: translateY(-8px); opacity: 0; }
  51%  { transform: translateY(8px); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}

/* ==============================
   HERO ANIMATIONS
   ============================== */

.hero-animate-1 {
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.1s;
}

.hero-animate-2 {
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.25s;
}

.hero-animate-3 {
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.4s;
}

.hero-animate-4 {
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.55s;
}

.hero-animate-5 {
  animation: fadeInUp 0.8s ease both;
  animation-delay: 0.7s;
}

/* ==============================
   SCROLL REVEAL (AOS-like, vanilla)
   ============================== */

[data-reveal] {
  opacity: 0;
  transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-reveal="fade-up"] {
  transform: translateY(36px);
}

[data-reveal="fade-down"] {
  transform: translateY(-24px);
}

[data-reveal="fade-left"] {
  transform: translateX(-36px);
}

[data-reveal="fade-right"] {
  transform: translateX(36px);
}

[data-reveal="scale"] {
  transform: scale(0.9);
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* Stagger delays */
[data-reveal-delay="100"] { transition-delay: 0.1s; }
[data-reveal-delay="200"] { transition-delay: 0.2s; }
[data-reveal-delay="300"] { transition-delay: 0.3s; }
[data-reveal-delay="400"] { transition-delay: 0.4s; }
[data-reveal-delay="500"] { transition-delay: 0.5s; }

/* ==============================
   HOVER EFFECTS
   ============================== */

.hover-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

.hover-glow:hover {
  box-shadow: 0 0 0 3px rgba(196,98,45,0.3);
}

/* Image zoom on hover */
.img-zoom {
  overflow: hidden;
}

.img-zoom img {
  transition: transform var(--transition-slow);
}

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

/* ==============================
   BACKGROUND EFFECTS
   ============================== */

/* Shimmer loading skeleton */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-grey-light) 25%,
    var(--color-sand-light) 50%,
    var(--color-grey-light) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}

/* Gradient text */
.text-gradient {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-light));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==============================
   FLOATING DECORATION
   ============================== */

.float-decoration {
  position: absolute;
  pointer-events: none;
  z-index: 0;
}

.float-decoration--circle {
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,98,45,0.12), transparent 70%);
  animation: floatY 6s ease-in-out infinite;
}

/* ==============================
   SCROLL PROGRESS
   ============================== */

#scroll-progress {
  position: fixed;
  top: var(--nav-height);
  left: 0;
  height: 3px;
  background: var(--color-accent);
  z-index: 1001;
  width: 0%;
  transition: width 0.1s linear;
}

/* ==============================
   REDUCE MOTION
   ============================== */

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

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}