/**
 * Fonely Components CSS
 * Componentes reutilizáveis usando Tailwind CSS v4 @utility API
 * Baseado em melhores práticas do Tailwind CSS v4
 */

/* ============================================
   COMPONENTES DE BOTÃO
   ============================================ */

@utility btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  border-radius: 9999px;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  min-height: 44px;
  min-width: 44px;
  cursor: pointer;
  text-decoration: none;
}

@utility btn-primary {
  background: linear-gradient(135deg, #4A8CFF 0%, #5F5BFF 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(74, 140, 255, 0.25);
}

@utility btn-primary:hover {
  box-shadow: 0 8px 24px rgba(74, 140, 255, 0.4);
  transform: translateY(-2px);
}

@utility btn-primary:active {
  transform: scale(0.95);
  box-shadow: 0 2px 8px rgba(74, 140, 255, 0.3);
}

@utility btn-secondary {
  background: linear-gradient(135deg, #00D1A7 0%, #00B894 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(0, 209, 167, 0.25);
}

@utility btn-secondary:hover {
  box-shadow: 0 8px 24px rgba(0, 209, 167, 0.4);
  transform: translateY(-2px);
}

@utility btn-outline {
  background: transparent;
  border: 2px solid #4A8CFF;
  color: #4A8CFF;
}

@utility btn-outline:hover {
  background: #4A8CFF;
  color: #FFFFFF;
}

/* ============================================
   COMPONENTES DE CARD
   ============================================ */

@utility card {
  background: #FFFFFF;
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

@utility card:hover {
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  transform: translateY(-2px);
}

@utility card-glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 1rem;
  padding: 1.5rem;
}

@utility card-gradient {
  background: linear-gradient(135deg, #00D1A7 0%, #4A8CFF 100%);
  color: #FFFFFF;
  border-radius: 1.5rem;
  padding: 2rem;
}

/* ============================================
   GRADIENTES
   ============================================ */

@utility gradient-primary {
  background: linear-gradient(135deg, #4A8CFF 0%, #5F5BFF 100%);
}

@utility gradient-secondary {
  background: linear-gradient(135deg, #00D1A7 0%, #00B894 100%);
}

@utility gradient-cta {
  background: linear-gradient(135deg, #00D1A7 0%, #4A8CFF 100%);
}

@utility gradient-hero {
  background: linear-gradient(135deg, #F5F8FF 0%, #E8F0FF 50%, #F0E8FF 100%);
}

@utility gradient-dark {
  background: linear-gradient(135deg, #0F0F0F 0%, #1A1A2E 100%);
}

@utility gradient-summary {
  background: linear-gradient(135deg, #00D1A7 0%, #4A8CFF 100%);
}

/* ============================================
   UTILITÁRIOS DE TOUCH
   ============================================ */

@utility touch-target {
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@utility touch-feedback:active {
  transform: scale(0.95);
  opacity: 0.8;
  transition: transform 0.1s ease, opacity 0.1s ease;
}

/* ============================================
   UTILITÁRIOS DE PERFORMANCE
   ============================================ */

@utility will-change-transform {
  will-change: transform;
}

@utility will-change-opacity {
  will-change: opacity;
}

@utility will-change-scroll {
  will-change: scroll;
}

/* ============================================
   UTILITÁRIOS DE ACESSIBILIDADE
   ============================================ */

@utility skip-to-content {
  position: absolute;
  left: -9999px;
  z-index: 999;
  padding: 1rem;
  background: #4A8CFF;
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 600;
}

@utility skip-to-content:focus {
  left: 0;
  top: 0;
}

/* Focus visible para acessibilidade */
*:focus-visible {
  outline: 2px solid #4A8CFF;
  outline-offset: 2px;
  border-radius: 4px;
}

/* ============================================
   ANIMAÇÕES
   ============================================ */

@keyframes blob {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  25% {
    transform: translate(20px, -30px) scale(1.1);
  }
  50% {
    transform: translate(-20px, 20px) scale(0.9);
  }
  75% {
    transform: translate(30px, 10px) scale(1.05);
  }
}

@utility animate-blob {
  animation: blob 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

@utility animate-float {
  animation: float 6s ease-in-out infinite;
}

@utility animation-delay-2000 {
  animation-delay: 2s;
}

@utility animation-delay-4000 {
  animation-delay: 4s;
}

/* ============================================
   RESPONSIVE HELPERS
   ============================================ */

@media (max-width: 768px) {
  @utility mobile-compact {
    padding: 1rem;
    font-size: 0.875rem;
  }
  
  @utility mobile-hidden {
    display: none;
  }
}

@media (min-width: 1024px) {
  @utility desktop-only {
    display: block;
  }
}

/* ============================================
   GLASSMORPHISM
   ============================================ */

@utility glass {
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
}

@utility glass-dark {
  background: rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* ============================================
   SHADOWS E GLOWS
   ============================================ */

@utility glow-primary {
  box-shadow: 0 8px 32px rgba(74, 140, 255, 0.35);
}

@utility glow-secondary {
  box-shadow: 0 8px 32px rgba(0, 209, 167, 0.35);
}

@utility hover-glow:hover {
  box-shadow: 0 12px 40px rgba(74, 140, 255, 0.4);
  transform: translateY(-2px);
}