@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');
@import url('https://cdn.jsdelivr.net/npm/tailwindcss@2.2.19/dist/tailwind.min.css');

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  margin: 0;
  padding: 0;
}

.btn-primary {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  color: white;
  font-weight: 600;
  padding: 12px 24px;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  box-shadow: 0 8px 15px rgba(0, 0, 0, 0.2);
  transform: translateY(-2px);
}

.btn-secondary {
  background: white;
  color: #3b82f6;
  border: 2px solid #3b82f6;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

.btn-secondary:hover {
  background: #eff6ff;
  transform: translateY(-2px);
}

.card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: box-shadow 0.3s ease;
}

.card:hover {
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.input-field {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  font-size: 16px;
  transition: all 0.2s ease;
}

.input-field:focus {
  outline: none;
  border-color: #3b82f6;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.gradient-bg {
  background: linear-gradient(135deg, #eff6ff, #ffffff, #eff6ff);
}

.hero-gradient {
  background: linear-gradient(135deg, #1e40af, #3b82f6, #60a5fa);
}

.text-gradient {
  background: linear-gradient(135deg, #1e40af, #3b82f6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.animate-fade-in {
  animation: fadeIn 0.8s ease-in-out;
}

.animate-slide-up {
  animation: slideUp 0.8s ease-out;
}

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

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

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.modal-content {
  background: white;
  padding: 2rem;
  border-radius: 12px;
  max-width: 400px;
  width: 90%;
  text-align: center;
}

.loading {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid #f3f3f3;
  border-top: 3px solid #3b82f6;
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Responsive utilities */
@media (max-width: 768px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-subtitle {
    font-size: 1.25rem;
  }
}