/* Purchase Modal */
.purchase-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 1001;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.purchase-modal.active {
    display: flex;
}

.purchase-modal-content {
    background: white;
    border-radius: 12px;
    max-width: 500px;
    width: 100%;
    padding: 40px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    text-align: center;
}

.purchase-modal-content h2 {
    font-size: 1.8em;
    color: #000;
    margin-bottom: 16px;
}

.purchase-modal-content p {
    color: #666;
    font-size: 1em;
    line-height: 1.6;
    margin-bottom: 20px;
}

/* Token options */
.token-options {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-bottom: 28px;
}

.token-option {
    border: 2px solid #e5e5e5;
    border-radius: 8px;
    padding: 20px;
    cursor: pointer;
    transition: all 0.3s;
    background: white;
}

.token-option:hover {
    border-color: #10b981;
    background: #f0fdf4;
}

.token-option.selected {
    border-color: #10b981;
    background: #f0fdf4;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.token-option h3 {
    font-size: 1.5em;
    color: #000;
    margin-bottom: 8px;
}

.token-option .price {
    font-size: 1.2em;
    color: #10b981;
    font-weight: bold;
    margin-bottom: 12px;
}

.token-option .description {
    font-size: 0.9em;
    color: #666;
    margin-bottom: 16px;
}

.token-option .price-per-token {
    font-size: 0.85em;
    color: #999;
}

/* Purchase button */
.button.purchase {
    background: #10b981;
    padding: 14px 28px;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s;
}

.button.purchase:hover {
    background: #059669;
}