.cooperation-page {
  min-height: 100vh;
  padding: 2rem 0;
}

.cooperation-container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1rem;
}

.cooperation-section {
  padding-top: 2rem;
}

.cooperation-main-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 3rem;
  text-align: center;
}

.cooperation-tabs {
  width: 100%;
}

.all-sections {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
  justify-content: center;
}

.cooperation-tabs-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
  justify-content: center;
}

.cooperation-tab-button {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.8);
  padding: .625rem 1.5rem;
  text-align: center;
  border: .0625rem solid #40F3F7;
  border-radius: 6.25rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-transform: none;
  letter-spacing: 0.01em;
  position: relative;
  backdrop-filter: blur(10px);
}

.cooperation-tab-button:hover {
  color: #000;
  background: #40F3F7;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cooperation-tab-button-active {
  color: #000;
  background: #40F3F7;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.cooperation-tabs-content {
  min-height: 400px;
}

.cooperation-tab-panel {
  display: none;
  animation: fadeIn 0.3s ease-in;
}

.cooperation-tab-panel-active {
  display: block;
}

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

.cooperation-package-description {
  font-size: 1.125rem;
  line-height: 1.75;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 2.5rem;
  text-align: center;
}

.cooperation-items-grid {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.cooperation-item-card {
  color: #fff;
  background-color: #0F1B32;
  border-radius: .875rem;
  padding: 1.5rem;
  transition: all 0.3s ease;
  backdrop-filter: blur(10px);
  text-align: center;
}

.cooperation-item-card:hover {
  background-color: #1B2B4D;
}

.cooperation-item-image {
  width: 100%;
  height: 200px;
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 1.25rem;
  background: rgba(255, 255, 255, 0.05);
}

.cooperation-item-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cooperation-item-content {
  color: white;
}

.cooperation-item-title {
  font-size: 2.25rem;
  color: white;
  line-height: 1.4;
  font-weight: 700;
}

.cooperation-item-short {
  font-size: 1.25rem;
  padding-bottom: 1rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
}

.cooperation-item-full {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.7;
  padding-bottom: 1rem;
}

.cooperation-empty,
.cooperation-empty-items {
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
  padding: 3rem 0;
  font-size: 1.125rem;
}

@media (max-width: 768px) {
  .cooperation-main-title {
    font-size: 2rem;
    margin-bottom: 2rem;
  }
  
  .cooperation-tabs-nav,
  .all-sections {
    flex-direction: column;
    gap: 0.75rem;
  }
  
  .cooperation-tab-button {
    width: 100%;
    text-align: center;
  }
  
  .cooperation-items-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}