.rules {
    padding: 80px 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e6ecf1 100%);
}

.rules__title {
    text-align: center;
    font-size: 42px;
    color: #2c3e50;
    margin-bottom: 20px;
}

.rules__subtitle {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 60px;
    font-size: 22px;
    color: #0D587C;
    line-height: 1.8;
}

.rules__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.rules__card {
    background: white;
    padding: 30px;
    border-radius: 12px;
    border-left: 4px solid #485262;
    /* під стиль сайту */
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s, box-shadow 0.3s;
}

.rules__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.12);
}

.rules__card h2 {
    font-size: 28px;
    margin-bottom: 15px;
    color: #0D587C;
}

.rules__card ul {
    list-style: none;
    padding-left: 0;
}

.rules__card li {
    font-size: 18px;
    padding-left: 20px;
    margin-bottom: 10px;
    position: relative;
    color: #0D587C;
}

.rules__card li::before {
    content: "●";
    position: absolute;
    left: 0;
    color: #485262;
    font-size: 14px;
}

.rules__thanks {
    margin-top: 60px;
    text-align: center;
    font-size: 20px;
    color: #2c3e50;
    font-style: italic;
}

/* адаптив */
@media (max-width: 768px) {
    .rules__title {
        font-size: 32px;
    }

    .rules__subtitle {
        font-size: 18px;
    }
}