/* Portfolio Gallery */
.portfolio-section {
    padding-top: 4rem;
    padding-bottom: 7rem;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
    width: 100%;
}

.portfolio-card {
    background: linear-gradient(180deg, rgba(30,41,59,0.4) 0%, rgba(15,23,42,0.8) 100%);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.4s, box-shadow 0.4s;
    display: flex;
    flex-direction: column;
    position: relative;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--secondary), transparent);
    opacity: 0;
    transition: opacity 0.4s;
    z-index: 10;
}

.portfolio-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}

.portfolio-card:hover::before {
    opacity: 1;
}

.portfolio-img-container {
    width: 100%;
    height: 240px;
    overflow: hidden;
    position: relative;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.portfolio-img-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
    transition: transform 0.6s ease;
}

.portfolio-card:hover .portfolio-img-container img {
    transform: scale(1.08);
}

.portfolio-info {
    padding: 1.8rem;
    flex-grow: 1;
}

.portfolio-info h4 {
    font-size: 1.25rem;
    color: #e2e8f0;
    margin-bottom: 0.8rem;
    font-family: 'Outfit', sans-serif;
}

.portfolio-info p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.portfolio-header {
    text-align: center;
    margin-bottom: 2rem;
    width: 100%;
}

.portfolio-header p {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 800px;
    margin: 0 auto;
}

/* Modal for viewing images */
.modal-img-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(2, 6, 23, 0.95);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    backdrop-filter: blur(10px);
}

.modal-img-overlay.active {
    opacity: 1;
    pointer-events: all;
}

.modal-img-content {
    max-width: 90%;
    max-height: 90%;
    border-radius: 8px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
    border: 1px solid rgba(255,255,255,0.1);
}

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

.modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: color 0.3s;
}

.modal-close:hover {
    color: var(--primary);
}