/* ============================================
   NUMERIS - Composants réutilisables
   ============================================ */

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2);
  padding: var(--spacing-3) var(--spacing-6);
  font-weight: 600;
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-white {
  background: var(--color-white);
  color: var(--color-primary);
}

.btn-white:hover {
  background: var(--color-gray-50);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-lg {
  padding: var(--spacing-4) var(--spacing-8);
  font-size: var(--text-lg);
}

.btn-sm {
  padding: var(--spacing-2) var(--spacing-4);
  font-size: var(--text-sm);
}

/* Cards */
.card {
  background: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--spacing-6);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  height: 100%;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.card-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-lg);
  margin-bottom: var(--spacing-4);
  color: var(--color-white);
  font-size: var(--text-3xl);
}

.card-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-3);
}

.card-text {
  color: var(--color-gray-600);
  font-size: var(--text-base);
  line-height: 1.7;
  margin-bottom: var(--spacing-4);
}

/* Section Headers */
.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-12);
}

.section-subtitle {
  color: var(--color-primary);
  font-weight: 600;
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: var(--spacing-2);
}

.section-title {
  font-size: var(--text-4xl);
  color: var(--color-gray-900);
  margin-bottom: var(--spacing-4);
}

.section-description {
  font-size: var(--text-lg);
  color: var(--color-gray-600);
  line-height: 1.8;
}

/* Grid System */
.grid {
  display: grid;
  gap: var(--spacing-6);
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-1) var(--spacing-3);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
}

.badge-primary {
  background: var(--color-primary-lighter);
  color: var(--color-primary-darker);
}

.badge-success {
  background: #d1fae5;
  color: #065f46;
}

/* Stats / Metrics */
.stat {
  text-align: center;
  padding: var(--spacing-6);
}

.stat-value {
  font-size: var(--text-5xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-2);
}

.stat-label {
  font-size: var(--text-lg);
  color: var(--color-gray-600);
  font-weight: 500;
}

/* Logo Grid */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-8);
  align-items: center;
  padding: var(--spacing-8) 0;
}

.logo-item {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
  transition: opacity var(--transition-base);
  filter: grayscale(100%);
}

.logo-item:hover {
  opacity: 1;
  filter: grayscale(0%);
}

.logo-item img {
  max-height: 60px;
  width: auto;
}

/* Form Elements */
.form-group {
  margin-bottom: var(--spacing-5);
}

.form-label {
  display: block;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: var(--spacing-2);
  font-size: var(--text-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-3) var(--spacing-4);
  border: 2px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  transition: all var(--transition-fast);
  background: var(--color-white);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 121, 173, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

.fade-in-up {
  animation: fadeInUp 0.6s ease-out forwards;
}

.fade-in {
  animation: fadeIn 0.6s ease-out forwards;
}

/* Delay classes pour animations séquentielles */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }

/* Responsive Typography */
@media (min-width: 768px) {
  .section-title {
    font-size: var(--text-5xl);
  }

  .card-title {
    font-size: var(--text-2xl);
  }
}

@media (min-width: 1024px) {
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}