/* Projects Page Styles */

.page-header {
    position: relative;
    z-index: 1;
}

.projects-filter-section {
    padding: 60px 0;
    background: var(--light);
    position: relative;
    z-index: 1;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
}

.project-filter-btn {
    padding: 12px 28px;
    background: var(--white);
    border: 2px solid #e2e8f0;
    border-radius: 30px;
    font-weight: 600;
    font-size: 15px;
    color: var(--dark);
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

.project-filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}

.project-filter-btn.active {
    background: var(--gradient-2);
    border-color: transparent;
    color: var(--white);
}

/* Projects Grid */
.projects-grid-section {
    padding: 80px 0;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(500px, 1fr));
    gap: 40px;
}

.project-item {
    background: var(--white);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.project-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.project-thumbnail {
    position: relative;
    height: 300px;
    overflow: hidden;
    background-color: #e2e8f0;
}

.project-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

.project-item:hover .project-thumbnail img {
    transform: scale(1.08);
}

.project-overlay-hover {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.9), rgba(139, 92, 246, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
    z-index: 100;
}

.project-item:hover .project-overlay-hover {
    opacity: 1;
    visibility: visible;
}

.overlay-content {
    text-align: center;
    color: var(--white);
}

.overlay-content h3 {
    font-size: 28px;
    font-weight: 900;
    margin-bottom: 10px;
}

.overlay-content p {
    font-size: 16px;
    opacity: 0.9;
}

.project-details {
    padding: 35px;
}

.project-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.project-category-badge {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.project-category-badge.ai {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.15), rgba(124, 58, 237, 0.15));
    color: #8b5cf6;
}

.project-category-badge.automation {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(37, 99, 235, 0.15));
    color: #3b82f6;
}

.project-category-badge.erp {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.15), rgba(5, 150, 105, 0.15));
    color: #10b981;
}

.project-category-badge.analytics {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(217, 119, 6, 0.15));
    color: #f59e0b;
}

.project-year {
    color: var(--gray);
    font-size: 14px;
    font-weight: 600;
}

.project-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 15px;
}

.project-description {
    color: var(--gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.project-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 20px;
}

.tech-tag {
    padding: 6px 14px;
    background: var(--light);
    border-radius: 20px;
    font-size: 13px;
    color: var(--gray);
    font-weight: 500;
}

.project-highlights {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--dark);
}

.highlight-item i {
    color: var(--primary);
    font-size: 16px;
}

/* Responsive */
@media (max-width: 768px) {
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .filter-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .project-filter-btn {
        justify-content: center;
    }
}