body {
    background: #f6f6f8;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    margin: 0;
    padding: 20px;
}

.summary {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 25px;
}

.box {
    background: #ddd;
    border-radius: 14px;
    padding: 20px;
    text-align: center;
    color: #fff;
    font-weight: 600;
}

.box .count {
    display: block;
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.today {
    background: #f33d73;
}

.scheduled {
    background: #7d0f8b;
}

.all {
    background: #4b86c5;
}

.completed {
    background: #333;
}

.lists {
    background: #fff;
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
}

.lists h2 {
    margin: 0 0 15px;
}

#task-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
}

.task-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.task-text.completed {
    text-decoration: line-through;
    color: #999;
}

.task-buttons button {
    background: none;
    border: none;
    font-size: 16px;
    cursor: pointer;
    margin-left: 8px;
}

.add-task {
    display: flex;
    gap: 8px;
    margin-top: 10px;
}

#task-input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
}

#add-btn {
    padding: 10px 16px;
    background: #007aff;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
}

#add-btn:hover {
    background: #0061c2;
}

@media (max-width: 500px) {
    .summary {
        grid-template-columns: 1fr 1fr;
    }
}