/**
 * ╔══════════════════════════════════════╗
 * ║  KLUE DIGITAL — animations.css       ║
 * ║  Keyframes and animation classes     ║
 * ║  Versão: 2.0.0                       ║
 * ╚══════════════════════════════════════╝
 */

/* ── KEYFRAMES ── */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes slideLeft {
  from {
    opacity: 0;
    transform: translateX(-20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slideRight {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.95);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes shake {
  0%, 100% {
    transform: translateX(0);
  }
  20% {
    transform: translateX(-8px);
  }
  40% {
    transform: translateX(8px);
  }
  60% {
    transform: translateX(-5px);
  }
  80% {
    transform: translateX(5px);
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@keyframes glow {
  0%, 100% {
    box-shadow: 0 0 20px rgba(145, 43, 255, 0.2);
  }
  50% {
    box-shadow: 0 0 40px rgba(145, 43, 255, 0.4);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

@keyframes slideInCenter {
  from {
    opacity: 0;
    transform: translate(-50%, -60%);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
}

@keyframes slideOutCenter {
  from {
    opacity: 1;
    transform: translate(-50%, -50%);
  }
  to {
    opacity: 0;
    transform: translate(-50%, -60%);
  }
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

@keyframes toastSlideOut {
  from {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
  to {
    opacity: 0;
    transform: translateX(-50%) translateY(10px);
  }
}

/* ── REVEAL ANIMATIONS ── */
.reveal {
  opacity: 0;
  animation: fadeUp var(--dur-reveal) var(--ease-out) forwards;
}

.reveal.visible {
  opacity: 1;
}

/* Stagger delays */
.reveal:nth-child(1) { animation-delay: 0ms; }
.reveal:nth-child(2) { animation-delay: 100ms; }
.reveal:nth-child(3) { animation-delay: 200ms; }
.reveal:nth-child(4) { animation-delay: 300ms; }
.reveal:nth-child(5) { animation-delay: 400ms; }

/* ── HERO REVEALS ── */
.hero .reveal {
  animation-name: fadeUp;
}

.hero .reveal.visible {
  animation-play-state: running;
}

/* ── CUSTOM CURSOR ── */
.cursor {
  position: fixed;
  width: 40px;
  height: 40px;
  border: 1px solid var(--clr-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%) scale(1);
  transition: transform var(--dur-slow) var(--ease-out),
              border-color var(--dur-base) var(--ease-out),
              background var(--dur-base) var(--ease-out),
              width var(--dur-slow) var(--ease-out),
              height var(--dur-slow) var(--ease-out);
  will-change: transform;
}

.cursor-dot {
  position: fixed;
  width: 5px;
  height: 5px;
  background: var(--clr-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: var(--z-cursor);
  transform: translate(-50%, -50%);
  transition: transform var(--dur-fast) var(--ease-out),
              background var(--dur-base) var(--ease-out);
  will-change: transform;
}

.cursor.hovering {
  width: 64px;
  height: 64px;
  background: rgba(145, 43, 255, 0.1);
  border-color: transparent;
}

.cursor.clicking {
  transform: translate(-50%, -50%) scale(0.8);
}

/* ── LOADER ── */
.loader {
  display: none !important;
}

/* ── PARALLAX ── */
.parallax-hero {
  will-change: transform;
}

.parallax-item {
  will-change: transform;
}

/* ── TOAST NOTIFICATIONS ── */
.toast {
  position: fixed;
  bottom: var(--sp-8);
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--clr-bg-4);
  color: var(--clr-white);
  padding: var(--sp-4) var(--sp-6);
  border-radius: var(--r-md);
  border: 1px solid var(--clr-primary-border);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  z-index: var(--z-modal);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out),
              transform var(--dur-slow) var(--ease-out);
  pointer-events: none;
  max-width: calc(100% - var(--sp-8));
}

.toast.active {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

@media (max-width: 640px) {
  .toast {
    bottom: var(--sp-4);
    left: var(--sp-4);
    right: var(--sp-4);
    transform: translateY(20px);
  }

  .toast.active {
    transform: translateY(0);
  }
}

/* ── FORM STATES ── */
.form-group {
  transition: all var(--dur-base) var(--ease-out);
}

.form-group.has-error input,
.form-group.has-error textarea {
  border-color: #f87171 !important;
  background: rgba(248, 113, 113, 0.05) !important;
  animation: shake var(--dur-base) var(--ease-out);
}

.error-message {
  display: block;
  color: #f87171;
  font-size: var(--fs-xs);
  margin-top: var(--sp-2);
  animation: fadeIn var(--dur-base) var(--ease-out);
}

.success-message {
  display: block;
  color: #4ade80;
  font-size: var(--fs-xs);
  margin-top: var(--sp-2);
  animation: fadeIn var(--dur-base) var(--ease-out);
}

/* ── BUTTON STATES ── */
button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-loading {
  position: relative;
  color: transparent;
}

.btn-loading::after {
  content: '';
  position: absolute;
  width: 16px;
  height: 16px;
  top: 50%;
  left: 50%;
  margin-left: -8px;
  margin-top: -8px;
  border: 2px solid var(--clr-primary);
  border-right-color: transparent;
  border-radius: 50%;
  animation: spin var(--dur-base) linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ── MODAL/DIALOG ── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: var(--z-modal);
  animation: fadeIn var(--dur-slow) var(--ease-out);
}

.modal-backdrop.active {
  display: flex;
}

.modal-content {
  background: var(--clr-bg-2);
  border: 1px solid var(--clr-primary-border);
  border-radius: var(--r-xl);
  padding: var(--sp-8);
  max-width: 500px;
  width: 90%;
  animation: scaleIn var(--dur-slow) var(--ease-out);
}

/* ── UTILITY ANIMATIONS ── */
.animate-fadeUp {
  animation: fadeUp var(--dur-reveal) var(--ease-out);
}

.animate-slideLeft {
  animation: slideLeft var(--dur-slow) var(--ease-out);
}

.animate-slideRight {
  animation: slideRight var(--dur-slow) var(--ease-out);
}

.animate-scaleIn {
  animation: scaleIn var(--dur-slow) var(--ease-out);
}

.animate-float {
  animation: float 3s var(--ease-soft) infinite;
}

.animate-pulse {
  animation: pulse 2s var(--ease-soft) infinite;
}

.animate-glow {
  animation: glow 2s var(--ease-soft) infinite;
}