/* Projects Section Styles */
#projects {
    background: #f8f9fa;
    position: relative;
}

/* Project Filters */
.project-filters {
    margin-bottom: 3rem;
}

.filter-btn {
    margin: 0.25rem;
    padding: 0.6rem 1.2rem;
    border-radius: 25px;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    border: 2px solid #667eea;
    background: transparent;
    color: #667eea;
}

.filter-btn:hover,
.filter-btn.active {
    background: #667eea;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(102, 126, 234, 0.3);
}

/* Project Cards */
.project-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: #fff;
    position: relative;
}

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

.project-image-container {
    position: relative;
    overflow: hidden;
    height: 200px;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project-image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(102, 126, 234, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-card:hover .project-image {
    transform: scale(1.1);
}

.project-actions {
    display: flex;
    gap: 1rem;
}

.project-actions .btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.project-actions .btn:hover {
    transform: scale(1.1);
}

/* Project Content */
.project-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.project-category-badge {
    background: #e9ecef;
    color: #495057;
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    font-weight: 500;
    white-space: nowrap;
}

.project-technologies {
    margin-bottom: 1rem;
}

.project-tech-badge {
    background: #f8f9fa;
    color: #495057;
    border: 1px solid #e9ecef;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
    padding: 0.3rem 0.6rem;
    font-size: 0.8rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.project-card:hover .project-tech-badge {
    background: #667eea;
    color: white;
    border-color: #667eea;
}

.project-features {
    margin-bottom: 1rem;
}

.project-features h6 {
    font-size: 0.9rem;
    font-weight: 600;
    color: #6c757d;
    margin-bottom: 0.5rem;
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.feature-list li {
    font-size: 0.85rem;
    color: #495057;
    margin-bottom: 0.3rem;
    padding-left: 1rem;
    position: relative;
}

.feature-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #667eea;
    font-weight: bold;
}

.project-metrics {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    margin-top: 1rem;
}

.metric-value {
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.9rem;
}

.project-footer {
    border-top: 1px solid #e9ecef;
    padding-top: 1rem;
    margin-top: 1rem;
}

.project-status .badge {
    font-size: 0.75rem;
    padding: 0.4rem 0.6rem;
}

/* Project Item Animation */
.project-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.project-item.animate {
    opacity: 1;
    transform: translateY(0);
}

.project-item.hide {
    opacity: 0;
    transform: scale(0.8);
    pointer-events: none;
}

/* Load More Button */
#loadMoreProjects {
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    transition: all 0.3s ease;
}

#loadMoreProjects:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(102, 126, 234, 0.3);
}

/* Case Studies Styles */
.case-study-card {
    border: none;
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    background: #fff;
}

.case-study-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.case-study-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    text-align: center;
}

.case-study-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.case-study-category {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    display: inline-block;
}

.case-study-content {
    padding: 2rem;
}

.case-study-section {
    margin-bottom: 2rem;
}

.case-study-section h6 {
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.case-study-section p {
    color: #495057;
    line-height: 1.6;
    font-size: 0.95rem;
}

.case-study-technologies {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.case-study-tech-badge {
    background: #e9ecef;
    color: #495057;
    padding: 0.3rem 0.6rem;
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 500;
}

.case-study-metrics {
    background: #f8f9fa;
    padding: 1.5rem;
    border-radius: 10px;
    margin-top: 1rem;
}

.case-study-metrics h6 {
    color: #2c3e50;
    margin-bottom: 1rem;
}

.metric-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e9ecef;
}

.metric-item:last-child {
    border-bottom: none;
}

.metric-label {
    font-size: 0.9rem;
    color: #6c757d;
}

.metric-value-large {
    font-weight: 600;
    color: #667eea;
    font-size: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .project-filters {
        margin-bottom: 2rem;
    }
    
    .filter-btn {
        margin: 0.2rem;
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }
    
    .project-image-container {
        height: 180px;
    }
    
    .project-actions {
        gap: 0.5rem;
    }
    
    .project-actions .btn {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .project-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
    
    .project-metrics {
        padding: 0.8rem;
    }
    
    .case-study-header {
        padding: 1.5rem;
    }
    
    .case-study-content {
        padding: 1.5rem;
    }
}

@media (max-width: 576px) {
    .project-image-container {
        height: 160px;
    }
    
    .project-card .card-body {
        padding: 1.5rem;
    }
    
    .project-metrics .row {
        text-align: left;
    }
    
    .project-metrics .col-4 {
        flex: 0 0 100%;
        max-width: 100%;
        margin-bottom: 0.5rem;
        display: flex;
        justify-content: space-between;
        align-items: center;
    }
    
    .case-study-metrics {
        padding: 1rem;
    }
}

/* Animation Delays */
.project-item[data-delay="100"] { animation-delay: 0.1s; }
.project-item[data-delay="200"] { animation-delay: 0.2s; }
.project-item[data-delay="300"] { animation-delay: 0.3s; }
.project-item[data-delay="400"] { animation-delay: 0.4s; }
.project-item[data-delay="500"] { animation-delay: 0.5s; }
.project-item[data-delay="600"] { animation-delay: 0.6s; }