.search-bar {
    padding: 3rem 2rem;
    text-align: center;
    background: var(--color-primary);
    color: white;
    margin-bottom: 2rem;
}

.search-title {
    font-size: 2.2rem;
    margin-bottom: 1.5rem;
    text-shadow: 1px 1px 3px rgba(0, 0, 0, 0.3);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.search-bar input {
    padding: 0.8rem 1.2rem;
    width: 300px;
    max-width: 80%;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    margin-right: 0.5rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.search-bar button {
    padding: 0.8rem 1.8rem;
    background: var(--color-secondary);
    border: none;
    border-radius: 5px;
    color: var(--color-white);
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.search-bar button:hover {
    background: var(--color-secondary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.skill-categories {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    margin-bottom: 2.5rem;
    font-size: 1.8rem;
    color: var(--color-dark);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: var(--color-primary);
    margin: 0.5rem auto 0;
}

.categories-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    padding: 1rem;
}

.category-card {
    background: var(--color-white);
    padding: 2rem 1.5rem;
    text-align: center;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    cursor: pointer;
    width: 220px;
    min-width: 220px;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    border-color: var(--color-primary-light);
}

.category-card i {
    font-size: 2.5rem;
    color: var(--color-primary);
    margin-bottom: 1.25rem;
    transition: transform 0.3s ease;
}

.category-card:hover i {
    transform: scale(1.1);
}

.category-card h3 {
    font-size: 1.25rem;
    color: var(--color-dark);
    margin: 0;
    font-weight: 600;
}

.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
}

.modal-content {
    background-color: white;
    margin: 5% auto;
    padding: 2rem;
    border-radius: 10px;
    width: 80%;
    max-width: 800px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
    max-height: 80vh;
    overflow-y: auto;
}

.close {
    float: right;
    font-size: 1.5rem;
    font-weight: bold;
    cursor: pointer;
    color: var(--color-gray);
    transition: color 0.3s ease;
}

.close:hover {
    color: var(--color-primary);
}

.modal-skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}

.modal-skill-card {
    background: var(--color-white);
    border-radius: 8px;
    padding: 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    border: 1px solid var(--color-light-gray);
}

.modal-skill-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 12px rgba(0,0,0,0.1);
    border-color: var(--color-primary);
}

.modal-skill-card i {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

.modal-skill-card h4 {
    margin-bottom: 0.5rem;
    color: var(--color-dark);
}

.modal-skill-card p {
    color: black;
    font-size: 0.9rem;
}

.user-listing {
    padding: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.user-card {
    background: var(--color-white);
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1rem;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}

.user-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}

.user-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.5rem;
    font-weight: bold;
    font-size: 1.2rem;
}

.user-info {
    flex: 1;
}

.user-name {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--color-dark);
    font-size: 1.1rem;
}

.user-skill {
    color: var(--color-gray);
    font-size: 0.9rem;
}

.user-action {
    margin-left: 1.5rem;
}

.exchange-btn {
    background: var(--color-primary);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.exchange-btn:hover {
    background: var(--color-secondary);
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

@media (max-width: 768px) {
    .categories-grid {
        gap: 1rem;
    }
    
    .category-card {
        width: 160px;
        min-width: 160px;
        padding: 1.5rem 1rem;
    }
    
    .search-bar {
        padding: 2rem 1rem;
    }
    
    .search-title {
        font-size: 1.8rem;
    }
    
    .modal-content {
        width: 90%;
        padding: 1.5rem;
    }
    .recommended-users {
        padding: 1.5rem;
        background: #fff;
        border-radius: 10px;
        margin: 2rem auto;
        max-width: 800px;
        box-shadow: 0 0 10px rgba(0,0,0,0.05);
      }
      .recommended-users h2 {
        font-size: 1.4rem;
        margin-bottom: 1rem;
      }
      .recommended-users ul {
        list-style: none;
        padding-left: 0;
      }
      .recommended-users li {
        margin-bottom: 0.75rem;
        font-size: 1rem;
      }
      .exchange-button {
        background-color: #1E90FF;
        color: white;
        padding: 6px 12px;
        text-decoration: none;
        border-radius: 5px;
        margin-left: 10px;
        font-weight: bold;
      }
      .exchange-button:hover {
        background-color: #0077cc;
      }
      
}