/* PORTFOLIO PAGE SPECIFIC STYLES */
/* CLOSE MENU BUTTON */
.close-menu {
    position: absolute;
    top: 2rem;
    right: 2rem;
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 2rem;
    cursor: pointer;
    padding: 0.5rem;
    transition: all 0.3s ease;
    z-index: 1001;
}

.close-menu:hover {
    color: var(--sand-primary);
    transform: rotate(90deg);
}

/* PORTFOLIO HERO */
.portfolio-hero {
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #2a2a2a 100%);
    padding: 140px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
    min-height: 80vh;
    display: flex;
    align-items: center;
}

.portfolio-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 60% 40%, rgba(181, 149, 106, 0.12) 0%, transparent 70%);
    pointer-events: none;
}

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

.portfolio-hero h1 {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-weight: 800;
}

.hero-subtitle {
    font-size: 1.4rem;
    color: var(--sand-light);
    margin-bottom: 3rem;
    opacity: 0.9;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    background: rgba(181, 149, 106, 0.1);
    padding: 1.5rem;
    border: 1px solid rgba(181, 149, 106, 0.2);
    min-width: 120px;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--sand-primary);
    line-height: 1;
}

.stat-label {
    font-size: 0.9rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 0.5rem;
}

/* PORTFOLIO FILTERS */
.portfolio-filters {
    padding: 80px 0 40px;
    background: var(--dark-secondary);
    background-image: 
        linear-gradient(rgba(26, 26, 26, 0.95), rgba(42, 42, 42, 0.95)),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect width="1200" height="800" fill="%231a1a1a"/><rect x="100" y="300" width="60" height="40" fill="%23ffffff" opacity="0.02"/><rect x="800" y="150" width="80" height="60" fill="%23ffffff" opacity="0.015"/></svg>');
    background-size: cover;
    background-attachment: fixed;
}

.portfolio-filters h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--text-light);
    font-weight: 700;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
}

.filter-btn {
    background: rgba(181, 149, 106, 0.1);
    color: var(--text-light);
    border: 2px solid rgba(181, 149, 106, 0.3);
    padding: 0.8rem 1.5rem;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--sand-primary);
    color: var(--dark-primary);
    border-color: var(--sand-primary);
    transform: translateY(-2px);
}

/* PORTFOLIO SECTION */
.portfolio-section {
    padding: 80px 0 120px;
    background: var(--dark-primary);
    background-image: 
        linear-gradient(rgba(10, 10, 10, 0.9), rgba(26, 26, 26, 0.9)),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect width="1200" height="800" fill="%230a0a0a"/><rect x="200" y="100" width="50" height="100" fill="%23ffffff" opacity="0.02"/><rect x="700" y="400" width="80" height="50" fill="%23ffffff" opacity="0.015"/></svg>');
    background-size: cover;
    background-attachment: fixed;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

/* PORTFOLIO ITEMS - MAIN HOVER EFFECT */
.portfolio-item {
    position: relative;
    overflow: hidden;
    background: rgba(181, 149, 106, 0.05);
    border: 1px solid rgba(181, 149, 106, 0.2);
    height: 300px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px var(--shadow-heavy);
}

.portfolio-image {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
}

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

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.05);
}

/* PORTFOLIO OVERLAY - SHOWS ON HOVER */
.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, 
        rgba(10, 10, 10, 0.95) 0%, 
        rgba(26, 26, 26, 0.9) 50%, 
        rgba(42, 42, 42, 0.95) 100%);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.4s ease;
    padding: 2rem;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}

.portfolio-info {
    text-align: center;
    color: var(--text-light);
    max-width: 100%;
}

.portfolio-info h3 {
    color: var(--sand-primary);
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.portfolio-category {
    color: var(--sand-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

.portfolio-metrics {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.metric {
    background: rgba(181, 149, 106, 0.2);
    padding: 0.3rem 0.8rem;
    font-size: 0.8rem;
    color: var(--sand-primary);
    border: 1px solid rgba(181, 149, 106, 0.3);
    font-weight: 600;
}

.portfolio-description {
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    opacity: 0.9;
    max-height: 2.8rem;
    overflow: hidden;
}

.portfolio-tech {
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tech-tag {
    background: var(--sand-primary);
    color: var(--dark-primary);
    padding: 0.2rem 0.6rem;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}

.portfolio-link {
    padding: 0.8rem 1.5rem;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.portfolio-link:not(.secondary) {
    background: var(--sand-primary);
    color: var(--dark-primary);
}

.portfolio-link.secondary {
    background: transparent;
    color: var(--sand-primary);
    border: 1px solid var(--sand-primary);
}

.portfolio-link:hover {
    transform: translateY(-2px);
}

.portfolio-link.secondary:hover {
    background: var(--sand-primary);
    color: var(--dark-primary);
}

/* TESTIMONIALS SECTION */
.testimonials-section {
    padding: 120px 0;
    background: var(--dark-secondary);
    background-image: 
        linear-gradient(rgba(26, 26, 26, 0.95), rgba(42, 42, 42, 0.95)),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect width="1200" height="800" fill="%231a1a1a"/><rect x="300" y="200" width="70" height="50" fill="%23ffffff" opacity="0.02"/><rect x="600" y="500" width="50" height="80" fill="%23ffffff" opacity="0.015"/></svg>');
    background-size: cover;
    background-attachment: fixed;
}

.testimonials-section h2 {
    text-align: center;
    font-size: 3rem;
    margin-bottom: 4rem;
    color: var(--text-light);
    font-weight: 700;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
}

.testimonial-card {
    background: rgba(181, 149, 106, 0.05);
    backdrop-filter: blur(15px);
    padding: 2.5rem;
    border: 1px solid rgba(181, 149, 106, 0.2);
    border-left: 4px solid var(--sand-primary);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    background: rgba(181, 149, 106, 0.08);
    box-shadow: 0 15px 35px var(--shadow-medium);
}

.testimonial-content {
    margin-bottom: 2rem;
}

.testimonial-content p {
    font-size: 1.1rem;
    line-height: 1.7;
    color: var(--text-light);
    opacity: 0.9;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.testimonial-author img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--sand-primary);
}

.author-info h4 {
    color: var(--sand-primary);
    margin-bottom: 0.3rem;
    font-weight: 600;
}

.author-info span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.testimonial-rating {
    font-size: 1.2rem;
}

/* PORTFOLIO CTA */
.portfolio-cta {
    padding: 100px 0;
    background: var(--dark-tertiary);
    text-align: center;
    background-image: 
        linear-gradient(rgba(42, 42, 42, 0.95), rgba(26, 26, 26, 0.95)),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect width="1200" height="800" fill="%232a2a2a"/><rect x="200" y="300" width="80" height="60" fill="%23ffffff" opacity="0.02"/><rect x="700" y="150" width="60" height="100" fill="%23ffffff" opacity="0.015"/></svg>');
    background-size: cover;
    background-attachment: fixed;
}

.cta-content h2 {
    font-size: 3rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.cta-content p {
    font-size: 1.2rem;
    color: var(--sand-light);
    margin-bottom: 3rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
}

.cta-button {
    padding: 18px 40px;
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.cta-button.primary {
    background: linear-gradient(135deg, var(--sand-primary) 0%, var(--accent-hover) 100%);
    color: var(--dark-primary);
}

.cta-button.secondary {
    background: transparent;
    color: var(--sand-primary);
    border: 2px solid var(--sand-primary);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px var(--shadow-heavy);
}

.cta-button.secondary:hover {
    background: var(--sand-primary);
    color: var(--dark-primary);
}

/* FILTER ANIMATIONS */
.portfolio-item.fade-out {
    opacity: 0;
    transform: scale(0.8);
    transition: all 0.3s ease;
}

.portfolio-item.fade-in {
    opacity: 1;
    transform: scale(1);
    transition: all 0.3s ease;
}

/* RESPONSIVE DESIGN */
@media (max-width: 768px) {
    .portfolio-hero h1 {
        font-size: 2.8rem;
    }
    
    .hero-stats {
        gap: 1.5rem;
    }
    
    .stat {
        min-width: 100px;
        padding: 1rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .portfolio-item {
        height: 250px;
    }
    
    .portfolio-overlay {
        padding: 1.5rem;
    }
    
    .portfolio-info h3 {
        font-size: 1.5rem;
    }
    
    .portfolio-metrics {
        gap: 0.5rem;
    }
    
    .portfolio-description {
        max-height: 3.6rem;
    }
    
    .portfolio-links {
        flex-direction: column;
        gap: 0.8rem;
    }
    
    .portfolio-link {
        padding: 0.8rem 1rem;
        font-size: 0.8rem;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .filter-buttons {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-button {
        width: 100%;
        max-width: 300px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .portfolio-hero h1 {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .portfolio-filters h2 {
        font-size: 2rem;
    }
    
    .testimonials-section h2,
    .cta-content h2 {
        font-size: 2.2rem;
    }
    
    .portfolio-item {
        height: 220px;
    }
    
    .portfolio-overlay {
        padding: 1rem;
    }
    
    .testimonial-card {
        padding: 2rem;
    }
    
    .testimonial-author img {
        width: 50px;
        height: 50px;
    }
}