/* ========================= */
/* OUR WORK / PORTFOLIO      */
/* ========================= */

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 🎯 Locks to 4 columns on desktop */
    gap: var(--space-md);
    margin-top: 0; 
    width: 100%;
}

.portfolio-card {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 1; /* Cleaned syntax for linting */
    border: 1px solid var(--primary);
    cursor: pointer;
    background: radial-gradient(circle at center, #8a93a2 0%, #374151 100%);
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transition: transform var(--transition-smooth), border-color var(--transition-fast);
}

.portfolio-card:hover {
    transform: translateY(-5px);
}

.portfolio-card img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: var(--space-md);
    filter: drop-shadow(0px 15px 10px rgba(0, 0, 0, 0.5));
    transition: filter 0.4s ease, transform 0.4s ease;
}

.portfolio-hover-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-md);
    opacity: 0;
    background: rgba(15, 15, 15, 0.8);
    transition: opacity 0.4s ease;
    pointer-events: none;
    z-index: 2;
}

.hover-title {
    color: var(--primary);
    font-family: var(--font-heading);
    font-size: clamp(0.9rem, 4vw, 1.4rem); 
    line-height: 1.2;
    letter-spacing: 1px;
    margin-bottom: 5px;
    text-shadow: 0 4px 15px rgba(0,0,0,0.9);
    transform: translateY(15px);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    
    display: -webkit-box;
    -webkit-line-clamp: 3; 
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.hover-short {
    color: var(--text-main);
    font-size: clamp(0.65rem, 2.5vw, 0.9rem);
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 0 2px 10px rgba(0,0,0,0.9);
    transform: translateY(15px);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    transition-delay: 0.05s;
}

.click-hint {
    margin-top: 20px;
    font-size: 0.75rem;
    color: #000;
    background: var(--primary);
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 1.5px;
    padding: 8px 16px;
    border-radius: var(--radius-sm);
    box-shadow: var(--glow-soft);
    opacity: 0;
    transform: translateY(15px);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1), opacity 0.4s ease;
    transition-delay: 0.1s;
}

.portfolio-card:hover img {
    filter: drop-shadow(0px 20px 15px rgba(0, 0, 0, 0.7)) blur(6px);
    transform: scale(1.05);
}
.portfolio-card:hover .portfolio-hover-overlay { opacity: 1; }
.portfolio-card:hover .hover-title,
.portfolio-card:hover .hover-short,
.portfolio-card:hover .click-hint { transform: translateY(0); opacity: 1; }

/* ========================= */
/* 🎯 MODAL LIGHTBOX SYSTEM  */
/* ========================= */

.portfolio-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md); 
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

.modal-content {
    position: relative; 
    display: flex;
    flex-direction: row; 
    width: 100%;
    max-width: 1000px;
    max-height: 90vh; 
    background: var(--bg-dark); 
    border-radius: var(--radius-md);
    box-shadow: 0 10px 40px rgba(0,0,0,0.8);
    transform: scale(0.95);
    transition: transform 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    overflow: hidden; 
    border: 1px solid var(--glass-border);
}

.portfolio-modal.active .modal-content {
    transform: scale(1);
}

.modal-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: #000;
    border: none;
    border-radius: 50%;
    font-size: 1.6rem;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    box-shadow: 0 4px 10px rgba(0,0,0,0.6);
    transition: transform 0.2s ease, background 0.2s ease;
}
.modal-close-btn:hover { transform: scale(1.1); background: #fff; }

.modal-col {
    flex: 1; 
    min-height: 0; 
    display: flex;
    flex-direction: column;
}

.modal-col.image-col {
    padding: var(--space-md);
    background: radial-gradient(circle at center, #8a93a2 0%, #374151 100%);
    position: relative;
    cursor: crosshair;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-col img {
    width: 100%;
    height: 100%;
    object-fit: contain; 
    filter: drop-shadow(0px 25px 20px rgba(0, 0, 0, 0.6));
}

.modal-col.text-col {
    padding: var(--space-lg);
    background: var(--glass-bg);
    border-left: 1px solid var(--primary);
    overflow-y: auto; 
    justify-content: center;
}

.modal-title { color: var(--primary); font-family: var(--font-heading); font-size: 1.8rem; margin-bottom: var(--space-md); line-height: 1.2; padding-right: 40px;}

.modal-desc { 
    color: var(--text-main); 
    font-size: 0.95rem; 
    line-height: 1.6; 
    min-height: 200px; 
}

.modal-desc ul { margin: 0; padding-left: 20px; list-style-type: square; }
.modal-desc li { margin-bottom: 12px; }
.modal-desc li:last-child { margin-bottom: 0; }

@media (max-width: 1024px) {
    .portfolio-grid { gap: 10px; }
}

@media (max-width: 768px) {
    .portfolio-grid { 
        grid-template-columns: repeat(4, 1fr); 
        gap: 6px; 
    }
    
    .portfolio-card img { padding: 4px; }
    
    .hover-title { 
        font-size: 0.6rem; 
        -webkit-line-clamp: 2; 
        margin-bottom: 2px;
    }
    
    .hover-short { font-size: 0.5rem; }
    
    .click-hint { 
        font-size: 0.45rem; 
        padding: 4px 6px; 
        margin-top: 5px; 
    }
    
    .portfolio-modal { padding: 20px; }
    .modal-content { flex-direction: column; height: 100%; max-height: 85vh; }
    .modal-close-btn { top: 10px; right: 10px; width: 35px; height: 35px; font-size: 1.4rem; box-shadow: 0 0 10px rgba(0,0,0,0.8); }
    .modal-col.image-col { flex: 0 0 45%; padding: var(--space-sm); }
    .modal-col.text-col { flex: 1 1 55%; padding: var(--space-md); border-left: none; border-top: 1px solid var(--primary); justify-content: flex-start; }
    .modal-title { font-size: 1.4rem; padding-right: 0;}
    .modal-desc { font-size: 0.85rem; min-height: auto; }
}