* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background: #f1f3f6;
    color: #222;
}

.container {
    max-width: 600px;
    margin: 40px auto;
    background: white;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 1px 8px rgba(0,0,0,0.12);
}

h1 {
    color: #263d5a;
    margin-bottom: 5px;
}

.subtitle {
    color: #666;
    margin-bottom: 20px;
}

.task-form {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

input {
    flex: 1;
    padding: 10px;
    border: 1px solid #bbb;
    border-radius: 5px;
    font-size: 14px;
}

button {
    padding: 10px 14px;
    border: none;
    background: #0066cc;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background: #004f9e;
}

.filters {
    margin-bottom: 15px;
}

ul {
    list-style: none;
}

li {
    background: #f8f9fb;
    padding: 12px;
    border-radius: 5px;
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.completed {
    text-decoration: line-through;
    color: #777;
}

.task-buttons button {
    margin-left: 5px;
    padding: 6px 9px;
    font-size: 12px;
}

.delete-btn {
    background: #dc3545;
}

.complete-btn {
    background: #198754;
}
#taskCounter {
    margin-bottom: 15px;
    color: #555;
    font-size: 14px;
}

.empty {
    justify-content: center;
    text-align: center;
    color: #777;
    padding: 20px;
    border-left: none;
}