:root {
    --primary-color: #8E44AD;
    --secondary-color: #9B59B6;
    --text-color: #333;
    --white: #fff;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #F3E5F5;
    color: var(--text-color);
}

.top-banner {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 10px 20px;
    text-align: center;
    font-size: 14px;
}

.top-banner i {
    margin-right: 8px;
}

header {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 40px 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 24px;
}

.subtitle {
    margin: 10px 0;
    font-size: 16px;
    opacity: 0.9;
}

.header-stats {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 30px;
}

.stat-item {
    text-align: center;
}

.stat-item i {
    font-size: 24px;
    margin-bottom: 8px;
}

.stat-item span {
    display: block;
    font-size: 20px;
    font-weight: bold;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.reward-button {
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #FFD700;
    color: #000;
    border: none;
    border-radius: 25px;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: bold;
    margin: 20px auto;
    cursor: pointer;
    width: fit-content;
    gap: 10px;
}

.reward-box {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.reward-item {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
    text-align: center;
    width: 250px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    position: relative;
}

.reward-item.highlight {
    border: 2px solid #FFD700;
}

.reward-icon {
    font-size: 30px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.pi-amount {
    font-size: 24px;
    font-weight: bold;
    color: var(--primary-color);
    margin: 10px 0;
}

.current-participants {
    font-size: 14px;
    color: #666;
}

.popular-tag {
    position: absolute;
    top: -10px;
    right: -10px;
    background: #FFD700;
    color: #000;
    padding: 5px 10px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: bold;
}

.trust-indicators {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin: 40px 0;
    flex-wrap: wrap;
}

.trust-item {
    text-align: center;
    width: 200px;
}

.trust-item i {
    font-size: 30px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.trust-item h4 {
    margin: 10px 0;
    color: var(--primary-color);
}

.trust-item p {
    font-size: 14px;
    color: #666;
}

footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 20px;
    text-align: center;
    margin-top: 40px;
}

.social-links {
    margin-bottom: 15px;
}

.social-icon {
    color: var(--white);
    font-size: 24px;
    margin: 0 10px;
    text-decoration: none;
}

@media (max-width: 768px) {
    .reward-box {
        flex-direction: column;
        align-items: center;
    }
    
    .reward-item {
        width: 100%;
        max-width: 300px;
    }
    
    .trust-indicators {
        flex-direction: column;
        align-items: center;
    }
}