/* ============================================
   ESTILOS GLOBAIS
   ============================================ */

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: 'DM Sans', sans-serif;
  scroll-behavior: smooth;
}

* {
  box-sizing: border-box;
}

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

@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Delays de stagger */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.25s; }
.stagger-4 { transition-delay: 0.35s; }

/* ============================================
   BOTÕES
   ============================================ */

.btn-primary {
  border: 1.5px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(4px);
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary:hover {
  background: rgba(255, 255, 255, 1);
  color: #000;
  border-color: #fff;
  transform: translateY(-2px);
}

/* ============================================
   CARDS
   ============================================ */

.card-service {
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-service:hover {
  transform: translateY(-6px);
  border-color: rgba(255, 255, 255, 0.15);
}

/* ============================================
   EFEITOS DE LINHA
   ============================================ */

.line-reveal {
  width: 0;
  transition: width 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.line-reveal.visible {
  width: 60px;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 640px) {
  .fade-up {
    transition-delay: 0s !important;
  }
  
  .stagger-1,
  .stagger-2,
  .stagger-3,
  .stagger-4 {
    transition-delay: 0s !important;
  }
}

/* ============================================
   ACESSIBILIDADE
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}