/* Modal styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    z-index: 1000;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    height: 90vh;
    margin: auto;
    background: var(--bg-color);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.2);
}

.modal-header {
    position: absolute;
    top: 0;
    right: 0;
    padding: 1rem;
    z-index: 10;
}

.close-button {
    background: rgba(0, 0, 0, 0.1);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-color);
    transition: all 0.3s ease;
}

.close-button:hover {
    background: rgba(0, 0, 0, 0.2);
}

body.dark-mode .close-button {
    background: rgba(255, 255, 255, 0.1);
}

body.dark-mode .close-button:hover {
    background: rgba(255, 255, 255, 0.2);
}

#whitepaperFrame {
    width: 100%;
    height: 100%;
    border: none;
    background: var(--bg-color);
}

/* Whitepaper button styles */
.whitepaper-link button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 4px;
    color: var(--text-color);
    border: none;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.whitepaper-link button:hover {
    background: rgba(0, 0, 0, 0.1);
}

body.dark-mode .whitepaper-link button {
    background: rgba(255, 255, 255, 0.05);
}

body.dark-mode .whitepaper-link button:hover {
    background: rgba(255, 255, 255, 0.1);
}

/* Responsive styles */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        height: 95vh;
    }
    
    .close-button {
        width: 32px;
        height: 32px;
    }
}