/* Portfolio Page Styles */

.page-header {
    padding: 160px 0 80px;
    background: linear-gradient(135deg, #F8FAFC 0%, #E0E7FF 100%);
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    top: -200px;
    right: -100px;
    border-radius: 50%;
}

.header-content {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
}

.header-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid rgba(99, 102, 241, 0.2);
    border-radius: 100px;
    color: var(--primary);
    font-weight: 500;
    font-size: 14px;
    margin-bottom: 24px;
}

.page-title {
    font-size: clamp(42px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
}

.page-description {
    font-size: 18px;
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Portfolio Filter */
.portfolio-filter {
    padding: 60px 0;
    background: white;
    border-bottom: 1px solid #E2E8F0;
    position: sticky;
    top: 76px;
    z-index: 100;
}

.filter-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 28px;
    background: transparent;
    border: 2px solid #E2E8F0;
    border-radius: 100px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 15px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-base);
}

.filter-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.filter-btn.active {
    background: var(--gradient-primary);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Portfolio Grid */
.portfolio-section {
    padding: 80px 0 120px;
    background: var(--bg-secondary);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
    gap: 40px;
}

.portfolio-item {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    transition: all var(--transition-base);
    cursor: pointer;
}

.portfolio-item:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-2xl);
}

.portfolio-image {
    position: relative;
    width: 100%;
    padding-bottom: 75%;
    overflow: hidden;
    background: var(--bg-secondary);
}

.image-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--transition-slow);
}

.portfolio-item:hover .image-placeholder {
    transform: scale(1.1);
}

.placeholder-content {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    opacity: 0.9;
}

.portfolio-content {
    padding: 32px;
}

.portfolio-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.tag {
    padding: 6px 14px;
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
    border-radius: 100px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.portfolio-title {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--text-primary);
}

.portfolio-description {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

.portfolio-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    padding-top: 24px;
    border-top: 1px solid #E2E8F0;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-value {
    font-family: var(--font-secondary);
    font-size: 24px;
    font-weight: 700;
    color: var(--primary);
}

.stat-label {
    font-size: 13px;
    color: var(--text-light);
    font-weight: 500;
}

/* Portfolio CTA */
.portfolio-cta {
    padding: 120px 0;
    background: white;
}

.cta-box {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    padding: 80px 60px;
    background: var(--gradient-primary);
    border-radius: 32px;
    color: white;
}

.cta-box .cta-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

.cta-box .cta-text {
    font-size: 18px;
    margin-bottom: 40px;
    opacity: 0.95;
    line-height: 1.7;
}

.cta-box .btn-hero {
    background: white;
    color: var(--primary);
}

.cta-box .btn-hero:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* Responsive */
@media (max-width: 768px) {
    .portfolio-filter {
        position: static;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-box {
        padding: 60px 32px;
    }
}