* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f7fb;
    color: #243047;
    line-height: 1.6;
}

header {
    background: #3157d5;
    color: white;
    text-align: center;
    padding: 45px 20px;
}

header h1 {
    margin: 0;
    font-size: 2.5rem;
}

header p {
    margin-bottom: 0;
}

main {
    max-width: 1000px;
    margin: 35px auto;
    padding: 0 20px;
}

main > h2,
main > p {
    text-align: center;
}

section {
    background: white;
    padding: 22px;
    margin: 18px 0;
    border-radius: 12px;
    box-shadow: 0 3px 12px #24304712;
}

section h3 {
    color: #3157d5;
    margin-top: 0;
}

@media (min-width: 700px) {
    main {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
    }

    main > h2,
    main > p {
        grid-column: 1 / -1;
    }

    section {
        margin: 0;
    }
}
.daily-task {
    grid-column: 1 / -1;
    text-align: center;
    background: #e8edff;
    padding: 24px;
    border-radius: 12px;
    margin-bottom: 18px;
}

.daily-task button {
    background: #3157d5;
    color: white;
    border: none;
    padding: 12px 20px;
    border-radius: 8px;
    cursor: pointer;
}

.daily-task button:hover {
    background: #2443ad;
}