/* ==========================================
   IMPRIM'FLEX — animations.css
   ========================================== */

/* --- Keyframes --- */

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

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes blink-caret {
  0%, 100% { border-color: var(--yellow); }
  50%       { border-color: transparent; }
}

@keyframes pulse-dot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.6); opacity: 0.5; }
}

@keyframes scroll-wheel {
  0%   { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(12px); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-16px); }
}

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

@keyframes pop-in {
  0%   { transform: scale(0) rotate(-10deg); opacity: 0; }
  60%  { transform: scale(1.15) rotate(3deg); }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50%       { background-position: 100% 50%; }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(26,171,219,0.3), 0 0 0px rgba(26,171,219,0); }
  50%       { box-shadow: 0 0 40px rgba(26,171,219,0.7), 0 0 80px rgba(26,171,219,0.2); }
}

@keyframes pulse-ring {
  0%   { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(2.2); opacity: 0; }
}

@keyframes border-dance {
  0%, 100% { border-color: rgba(26,171,219,0.4); }
  33%       { border-color: rgba(230,63,140,0.4); }
  66%       { border-color: rgba(245,197,24,0.4); }
}

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

@keyframes slide-progress {
  from { width: 0%; }
  to   { width: 100%; }
}

@keyframes ripple {
  0%   { transform: scale(0); opacity: 0.6; }
  100% { transform: scale(4); opacity: 0; }
}

/* --- Utility Classes --- */

.animate-float  { animation: float 6s ease-in-out infinite; }
.animate-glow   { animation: glow-pulse 3s ease-in-out infinite; }
.animate-spin   { animation: rotate-slow 12s linear infinite; }

.animate-gradient-text {
  background: linear-gradient(270deg, var(--blue), var(--cyan), var(--magenta), var(--yellow));
  background-size: 400% 400%;
  animation: gradient-shift 6s ease infinite;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* --- CTA Pulse --- */
.btn-pulse { position: relative; }
.btn-pulse::after {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 50px;
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  opacity: 0.45;
  animation: pulse-ring 2s ease-out infinite;
  pointer-events: none;
}

/* --- Reveal on Scroll --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal.reveal-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-44px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal-left.reveal-visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(44px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal-right.reveal-visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.stagger-children.reveal-visible > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: none; }
.stagger-children.reveal-visible > *:nth-child(2) { transition-delay: 0.15s; opacity: 1; transform: none; }
.stagger-children.reveal-visible > *:nth-child(3) { transition-delay: 0.25s; opacity: 1; transform: none; }
.stagger-children.reveal-visible > *:nth-child(4) { transition-delay: 0.35s; opacity: 1; transform: none; }
.stagger-children.reveal-visible > *:nth-child(5) { transition-delay: 0.45s; opacity: 1; transform: none; }
.stagger-children.reveal-visible > *:nth-child(6) { transition-delay: 0.55s; opacity: 1; transform: none; }

/* Reveal delay helpers */
.reveal-delay-1 { transition-delay: 0.1s !important; }
.reveal-delay-2 { transition-delay: 0.2s !important; }
.reveal-delay-3 { transition-delay: 0.3s !important; }
.reveal-delay-4 { transition-delay: 0.4s !important; }

/* --- Hero Entrance Animations --- */
.hero-badge    { animation: fadeInDown 0.9s ease 0.1s both; }
.hero-title    { animation: fadeInUp  0.9s ease 0.3s both; }
.hero-typewriter { animation: fadeInUp 0.9s ease 0.5s both; }
.hero-subtitle { animation: fadeInUp  0.9s ease 0.55s both; }
.hero-btns     { animation: fadeInUp  0.9s ease 0.7s both; }
.hero-scroll-indicator { animation: fadeInUp 1s ease 1.1s both; }

/* --- Decorative Blobs --- */
.deco-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: 0.12;
  pointer-events: none;
  animation: float 8s ease-in-out infinite;
}
.deco-blob:nth-child(2) { animation-delay: -3s; }
.deco-blob:nth-child(3) { animation-delay: -6s; }

/* --- Border animate --- */
.border-animate { animation: border-dance 5s ease infinite; }

/* --- Skeleton loader --- */
@keyframes skeleton-loading {
  0%   { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
.skeleton {
  background: linear-gradient(90deg, rgba(255,255,255,0.04) 25%, rgba(255,255,255,0.1) 50%, rgba(255,255,255,0.04) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: 4px;
}

/* --- WhatsApp Float Button --- */
#whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 9999;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 30px rgba(37,211,102,0.5);
  text-decoration: none;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  animation: fadeInUp 1s ease 2s both, glow-pulse 4s ease-in-out 3s infinite;
}
#whatsapp-float:hover {
  transform: scale(1.12) rotate(-5deg);
  box-shadow: 0 10px 40px rgba(37,211,102,0.7);
}