/* Knowledge Graph Modal Styles */

#graph-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background: rgba(25, 25, 25, 0.98);
    backdrop-filter: blur(20px);
    border-radius: 16px;
    padding: 40px;
    max-width: 600px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    z-index: 2000;
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(131, 9, 213, 0.3);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

#graph-modal.active {
    opacity: 1;
    pointer-events: all;
    transform: translate(-50%, -50%) scale(1);
}

#graph-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(5px);
    z-index: 1999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

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

.modal-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 28px;
    cursor: pointer;
    transition: color 0.3s ease, transform 0.3s ease;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    color: #fff;
    transform: rotate(90deg);
}

.modal-header {
    margin-bottom: 24px;
}

.modal-title {
    font-size: 28px;
    font-weight: 600;
    background: linear-gradient(to right, #8309D5, #09C1D5);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0 0 8px 0;
}

.modal-category {
    display: inline-block;
    padding: 4px 12px;
    background: rgba(131, 9, 213, 0.2);
    border: 1px solid rgba(131, 9, 213, 0.4);
    border-radius: 20px;
    font-size: 12px;
    color: #09C1D5;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.modal-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    margin: 20px 0;
    font-size: 16px;
}

.modal-links {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 24px;
}

.modal-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(to right, #8309D5, #09C1D5);
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.modal-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(131, 9, 213, 0.4);
}

.modal-link i {
    font-size: 16px;
}

/* Scrollbar styling */
#graph-modal::-webkit-scrollbar {
    width: 8px;
}

#graph-modal::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 4px;
}

#graph-modal::-webkit-scrollbar-thumb {
    background: rgba(131, 9, 213, 0.5);
    border-radius: 4px;
}

#graph-modal::-webkit-scrollbar-thumb:hover {
    background: rgba(131, 9, 213, 0.7);
}

/* Responsive */
@media (max-width: 768px) {
    #graph-modal {
        padding: 24px;
        width: 95%;
    }

    .modal-title {
        font-size: 22px;
    }

    .modal-links {
        flex-direction: column;
    }

    .modal-link {
        width: 100%;
        justify-content: center;
    }
}