.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: opacity 0.3s ease;
    overflow: hidden;
}

.modal.show {
    opacity: 1;
}

.modal-content {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    border-radius: 2px;
    transition: transform 0.1s linear;
    cursor: zoom-in;
    user-select: none;
    z-index: 10;
}

.modal-content.zoomed {
    max-width: none;
    max-height: none;
    cursor: grab;
    transition: none;
}

.modal-content.zoomed:active {
    cursor: grabbing;
}

.close-btn {
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 40px;
    color: #fff;
    cursor: pointer;
    z-index: 1001;
    transition: color 0.2s;
    line-height: 1;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.nav-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 50px;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    z-index: 1001;
    padding: 20px;
    user-select: none;
    transition: color 0.2s, transform 0.2s;
    text-shadow: 0 2px 10px rgba(0,0,0,0.8);
}

.nav-btn:hover {
    color: #fff;
    transform: translateY(-50%) scale(1.1);
}

.prev-btn { left: 20px; }
.next-btn { right: 20px; }