/*
Theme Name: Qual IA Usar - v4
Theme URI: https://manus.im
Description: Tema WordPress baseado no código personalizado do usuário. Rodapé original preservado.
Author: Manus
Version: 4.0
Text Domain: qual-ia-usar
*/

body {
  box-sizing: border-box;
}

* {
  font-family: 'Inter', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Space Grotesk', sans-serif;
}

.gradient-text {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.winner-glow {
  box-shadow: 0 0 40px rgba(102, 126, 234, 0.4);
  animation: pulse-glow 2s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 40px rgba(102, 126, 234, 0.4); }
  50% { box-shadow: 0 0 60px rgba(102, 126, 234, 0.6); }
}

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

.float-animation {
  animation: float 3s ease-in-out infinite;
}

.tab-active {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
}

.category-card:hover {
  transform: translateY(-8px);
}

.smooth-scroll {
  scroll-behavior: smooth;
}

input[type="radio"] {
  accent-color: #667eea;
}

.hero-bg {
  background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 50%, #d9dff5 100%);
}

.section-divider {
  background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
  height: 1px;
}

@keyframes glitch {
  0%, 100% { transform: translate(0); }
  20% { transform: translate(-2px, 2px); }
  40% { transform: translate(-2px, -2px); }
  60% { transform: translate(2px, 2px); }
  80% { transform: translate(2px, -2px); }
}

@keyframes shimmer {
  0% { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fadeIn {
  animation: fadeIn 0.4s ease-out;
}

.ai-text {
  position: relative;
  display: inline-block;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 25%, #f093fb 50%, #764ba2 75%, #667eea 100%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s linear infinite;
}

.ai-text::before {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, #667eea 0%, #764ba2 50%, #667eea 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.5;
  animation: glitch 3s infinite;
}

.tech-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(102, 126, 234, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(102, 126, 234, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

@keyframes pulse-ring {
  0% { transform: scale(0.95); opacity: 1; }
  50% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(0.95); opacity: 1; }
}

.ai-badge {
  animation: pulse-ring 2s ease-in-out infinite;
}