/* ============================================
   PORTFOLIO PAGE STYLES
   ============================================ */

/* Portfolio Hero */
.portfolio-hero {
    min-height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-hero);
    padding: calc(80px + var(--spacing-lg)) var(--spacing-md) var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.portfolio-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    animation: gradientShift 8s ease infinite;
}

.portfolio-hero-content {
    text-align: center;
    position: relative;
    z-index: 1;
}

.portfolio-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
    animation: slideInLeft 0.8s ease;
}

.portfolio-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    animation: slideInLeft 0.8s ease 0.2s backwards;
}

/* Stats Overview */
.stats-overview {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.stats-grid-portfolio {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.stat-box {
    background: var(--bg-card);
    padding: var(--spacing-lg);
    border-radius: 15px;
    text-align: center;
    border: 2px solid rgba(0, 255, 136, 0.2);
    transition: var(--transition-normal);
}

.stat-box:hover {
    border-color: var(--primary);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.3);
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}

/* Case Studies */
.case-studies {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, var(--bg-dark) 0%, #0f1433 100%);
}

.case-study-card {
    background: var(--bg-card);
    border-radius: 20px;
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    border: 2px solid rgba(0, 255, 136, 0.1);
    transition: var(--transition-normal);
}

.case-study-card:hover {
    border-color: var(--primary);
    box-shadow: 0 15px 50px rgba(0, 255, 136, 0.2);
}

.case-study-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid rgba(255, 255, 255, 0.05);
}

.case-study-logo {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.logo-placeholder {
    width: 80px;
    height: 80px;
    background: rgba(0, 255, 136, 0.1);
    border: 2px solid var(--primary);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
}

.case-study-info h3 {
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.game-title {
    font-size: 1.125rem;
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.game-genre {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.case-study-badge {
    background: rgba(0, 255, 136, 0.2);
    color: var(--primary);
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1px solid var(--primary);
}

.case-study-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.problem-section,
.solution-section {
    background: rgba(255, 255, 255, 0.02);
    padding: var(--spacing-md);
    border-radius: 10px;
}

.problem-section h4,
.solution-section h4 {
    font-family: var(--font-display);
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.problem-section p {
    color: var(--text-secondary);
    line-height: 1.7;
}

.solution-section ul {
    list-style: none;
    padding: 0;
}

.solution-section li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 2rem;
    position: relative;
}

.solution-section li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: 900;
    font-size: 1.25rem;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-sm);
    background: rgba(0, 255, 136, 0.05);
    padding: var(--spacing-md);
    border-radius: 10px;
    border: 1px solid rgba(0, 255, 136, 0.2);
}

.result-box {
    text-align: center;
    padding: var(--spacing-sm);
}

.result-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary);
    margin-bottom: 0.25rem;
}

.result-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.testimonial-box {
    background: rgba(0, 212, 255, 0.05);
    padding: var(--spacing-md);
    border-left: 4px solid var(--accent);
    border-radius: 10px;
}

.testimonial-text {
    color: var(--text-primary);
    font-size: 1.125rem;
    line-height: 1.7;
    font-style: italic;
    margin-bottom: var(--spacing-sm);
}

.testimonial-author {
    color: var(--accent);
    font-weight: 600;
    font-size: 0.9375rem;
}

/* Trust Section */
.trust-section {
    padding: var(--spacing-xl) 0;
    background: var(--bg-dark);
}

.trust-logos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: var(--spacing-lg) auto 0;
}

.trust-logo {
    background: var(--bg-card);
    padding: var(--spacing-md);
    border-radius: 10px;
    text-align: center;
    color: var(--text-secondary);
    font-weight: 600;
    border: 2px solid transparent;
    transition: var(--transition-normal);
}

.trust-logo:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: scale(1.05);
}

/* Portfolio CTA */
.portfolio-cta {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.portfolio-cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

/* Responsive */
@media (max-width: 768px) {
    .portfolio-title {
        font-size: 2.5rem;
    }
    
    .portfolio-subtitle {
        font-size: 1.25rem;
    }
    
    .case-study-header {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .case-study-logo {
        flex-direction: column;
        text-align: center;
    }
    
    .results-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .cta-content h2 {
        font-size: 2rem;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .portfolio-title {
        font-size: 2rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .case-study-info h3 {
        font-size: 1.5rem;
    }
    
    .results-grid {
        grid-template-columns: 1fr;
    }
    
    .logo-placeholder {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
}