/* Skills Section Styles */
.skills-filter {
    margin-bottom: 3rem;
}

.skills-filter .filter-btn {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--text-color);
    padding: 0.5rem 1.5rem;
    margin: 0 0.5rem;
    border-radius: 30px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.skills-filter .filter-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-color);
    opacity: 0;
    transition: all 0.3s ease;
    z-index: -1;
}

.skills-filter .filter-btn:hover::before,
.skills-filter .filter-btn.active::before {
    opacity: 0.1;
}

.skills-filter .filter-btn:hover,
.skills-filter .filter-btn.active {
    color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.skills-card {
    background: var(--card-bg);
    border-radius: 15px;
    padding: 2rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
}

.skills-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0) 100%);
    z-index: 1;
}

.skills-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.skills-header {
    display: flex;
    align-items: center;
    margin-bottom: 2rem;
    position: relative;
    z-index: 2;
}

.skills-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 1.5rem;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

.skills-icon i {
    font-size: 1.8rem;
    color: white;
}

.skills-header h3 {
    font-size: 1.5rem;
    margin: 0;
    color: var(--heading-color);
}

.skills-content {
    position: relative;
    z-index: 2;
}

.skill-item {
    margin-bottom: 1.5rem;
}

.skill-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.skill-info h4 {
    font-size: 1.1rem;
    margin: 0;
    color: var(--text-color);
}

.skill-info span {
    font-size: 0.9rem;
    color: var(--primary-color);
    font-weight: 500;
}

.skill-progress {
    height: 8px;
    background: rgba(0, 0, 0, 0.1);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.skill-progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    background: var(--primary-color);
    border-radius: 4px;
    transition: width 1s ease;
}

/* Animation for skill progress bars */
@keyframes progressBar {
    0% {
        width: 0;
    }
    100% {
        width: var(--progress-width);
    }
}

/* Responsive styles */
@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .skills-filter .filter-btn {
        margin: 0.25rem;
        padding: 0.4rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .skills-card {
        padding: 1.5rem;
    }
    
    .skills-icon {
        width: 50px;
        height: 50px;
    }
    
    .skills-icon i {
        font-size: 1.5rem;
    }
    
    .skills-header h3 {
        font-size: 1.3rem;
    }
}