:root {
--primary-color: #1a1b26;
    --secondary-color: #282a36;
    --accent-color: #7aa2f7;
    --text-color: #a9b1d6;
    --highlight-color: #00ff00;
}

body {
    font-family: Arial, sans-serif;
    background-color: var(--primary-color);
    color: var(--text-color);
}

.popup-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    z-index: 1000;
}

.popup-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: var(--secondary-color);
    border-radius: 10px;
    padding: 20px;
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
}

.popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.popup-header h2 {
    margin: 0;
    color: var(--accent-color);
}

.close-button {
    background: none;
    border: none;
    color: var(--text-color);
    font-size: 24px;
    cursor: pointer;
}

.packages {
    display: grid;
    gap: 20px;
    margin-bottom: 20px;
}

.package {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 15px;
    transition: transform 0.2s;
}

.package:hover {
    transform: translateY(-5px);
}

.package h3 {
    margin: 0 0 10px 0;
    color: var(--accent-color);
}

.features p {
    margin: 5px 0;
}

.highlight {
    color: var(--highlight-color);
}

.price {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    font-size: 1.2em;
    margin-top: 10px;
}

.coin-icon {
    width: 20px;
    height: 20px;
    margin-left: 5px;
}

.duration-options {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 20px 0;
}

.duration-btn {
    background-color: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 5px;
    padding: 10px;
    color: var(--text-color);
    cursor: pointer;
    transition: background-color 0.2s;
}

.duration-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.discount {
    color: #ff4444;
}

.total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.pay-button {
    background-color: var(--accent-color);
    color: white;
    border: none;
    border-radius: 5px;
    padding: 10px 20px;
    cursor: pointer;
    transition: background-color 0.2s;
}

.pay-button:hover {
    background-color: #6b8fe7;
}

@media (min-width: 768px) {
    .packages {
        grid-template-columns: 1fr;
    }
}

.package.selected {
    background-color: #6C74FC; 
    color: white;
}

.duration-btn.selected {
    background-color: #6C74FC; 
    color: white;
}