/* Large heading for 'Our Work' */
.portfolio-ourwork-heading {
    display: inline-block;
    font-size: 5rem;
    font-weight: 900;
    line-height: 1.1;
}
@media (max-width: 767px) {
    .portfolio-ourwork-heading {
        font-size: 3rem;
    }
}
/* Portfolio Page Specific Styles */

/* Section Enter Animation (used by script.js IntersectionObserver) */
.section-enter {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.section-enter.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Portfolio Card Animation */
.portfolio-card {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.1), rgba(59, 130, 246, 0.05));
    border: 1px solid rgba(250, 204, 21, 0.2);
    border-radius: 1rem;
    overflow: hidden;
    transition: all 0.6s ease;
    transform: translateY(0);
    opacity: 1;
}

.portfolio-card:hover {
    transform: translateY(-8px);
    border-color: rgba(250, 204, 21, 0.5);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.animate-on-scroll.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Portfolio Image */
.portfolio-card picture,
.portfolio-card .portfolio-image {
    display: block;
    width: 100%;
}

.portfolio-image {
    width: 100%;
    height: clamp(180px, 28vw, 260px);
    object-fit: cover;
    object-position: center;
    border-bottom: 1px solid rgba(250, 204, 21, 0.15);
    transition: transform 0.3s ease;
}

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

/* Portfolio Info */
.portfolio-info {
    padding: 1.25rem 1.5rem;
}

.portfolio-info h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-yellow);
    margin-bottom: 0.75rem;
}

.portfolio-info p {
    color: var(--text-gray-300);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.portfolio-link {
    display: inline-block;
    color: var(--primary-yellow);
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.portfolio-link:hover {
    color: var(--accent-gold);
    border-bottom-color: var(--accent-gold);
}

/* Portfolio Hero */
.portfolio-hero {
    padding: 8rem 0 4rem 0;
    text-align: center;
}

.portfolio-title {
    font-size: 3rem;
    font-weight: 900;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--primary-yellow), var(--accent-gold));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Image Modal helpers from HTML markup */
.max-h-\[90vh\] { max-height: 90vh; }
.z-60 { z-index: 60; }

/* Ensure section spacing consistent with site */
main > section { scroll-margin-top: 5rem; }

/* Portfolio Filter */
.portfolio-filter {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin: 2rem 0 4rem 0;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: transparent;
    border: 1px solid rgba(250, 204, 21, 0.3);
    color: var(--text-gray-300);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-yellow);
    color: var(--primary-blue);
    border-color: var(--primary-yellow);
}

/* Portfolio Grid */
.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: clamp(1rem, 2vw, 2rem);
    padding: 2rem 0;
}

/* Portfolio Item */
.portfolio-item {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.1), rgba(59, 130, 246, 0.05));
    border: 1px solid rgba(250, 204, 21, 0.2);
    transition: all 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-8px);
    border-color: rgba(250, 204, 21, 0.5);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.portfolio-image {
    width: 100%;
    height: clamp(180px, 28vw, 260px);
    object-fit: cover;
    object-position: center;
    transition: transform 0.3s ease;
}

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

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(30, 58, 138, 0.9), rgba(250, 204, 21, 0.8));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 1.5rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: var(--text-white);
}

.portfolio-project-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.portfolio-tech {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

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

.portfolio-link {
    padding: 0.5rem 1rem;
    background: rgba(250, 204, 21, 0.9);
    color: var(--primary-blue);
    border-radius: var(--radius-md);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    font-size: 0.875rem;
}

.portfolio-link:hover {
    background: var(--primary-yellow);
    transform: scale(1.05);
}

/* Portfolio Details Modal */
.portfolio-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--z-modal);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.portfolio-modal.active {
    opacity: 1;
    visibility: visible;
}

.portfolio-modal-content {
    background: var(--dark-space);
    border: 1px solid rgba(250, 204, 21, 0.3);
    border-radius: var(--radius-xl);
    padding: 2rem;
    max-width: 800px;
    width: 90%;
    max-height: 90%;
    overflow-y: auto;
}

.portfolio-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-white);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .portfolio-title {
        font-size: 2rem;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .portfolio-filter {
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .portfolio-content {
        padding: 1rem;
    }
    
    .portfolio-modal-content {
        padding: 1.5rem;
        margin: 1rem;
    }
}

/* Portfolio Info Styling */
.portfolio-info {
    padding: 1.5rem;
    background: rgba(15, 23, 42, 0.8);
    color: white;
}

.portfolio-info h3 {
    color: #facc15;
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.portfolio-info p {
    color: #94a3b8;
    font-size: 0.875rem;
    line-height: 1.5;
    margin-bottom: 1rem;
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    padding: 0.5rem 1rem;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    color: white;
    text-decoration: none;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.portfolio-link:hover {
    background: linear-gradient(135deg, #1d4ed8, #2563eb);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(59, 130, 246, 0.3);
}

/* Additional Responsive Design */
@media (max-width: 640px) {
    .portfolio-info {
        padding: 1rem;
    }
    
    .portfolio-info h3 {
        font-size: 1.125rem;
    }
    
    .portfolio-info p {
        font-size: 0.8rem;
    }
    
    .portfolio-link {
        padding: 0.4rem 0.8rem;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .portfolio-ourwork-heading {
        font-size: 2.5rem;
    }

    .text-xl {
        font-size: 1rem;
    }

    .text-2xl {
        font-size: 1.25rem;
    }
}