:root {
    --primary-color: #4a90e2;
    --secondary-color: #50e3c2;
    --text-color: #333;
    --light-gray: #f7f7f7;
    --border-color: #ddd;
    --white: #fff;
    --danger-color: #e53935;
}

#task-entry {
    display: flex;
    margin-bottom: 30px;
    gap: 10px;
}

#task-name {
    flex-grow: 1;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 1rem;
}

#add-task {
    padding: 12px 20px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: background-color 0.3s;
}

#add-task:hover {
    background-color: #3a7ac8;
}

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

.task-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: var(--light-gray);
    border-radius: 8px;
    margin-bottom: 10px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}

.task-item .task-name {
    font-weight: 600;
    font-size: 1.1rem;
    color: var(--text-color);
}

.task-item .task-time {
    font-family: 'Poppins', monospace;
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

.task-controls button {
    margin-left: 8px;
    padding: 8px 12px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 600;
    transition: background-color 0.3s, color 0.3s;
}

.start-stop-btn {
    background-color: var(--secondary-color);
    color: var(--text-color);
}

.start-stop-btn:hover {
    background-color: #45d1b5;
}

.start-stop-btn.running {
    background-color: #fbc02d;
}

.reset-btn {
    background-color: #f5f5f5;
    color: #888;
}

.reset-btn:hover {
    background-color: #eee;
}

.remove-btn {
    background-color: var(--danger-color);
    color: var(--white);
}

.remove-btn:hover {
    background-color: #c62828;
}

.total-time-container {
    text-align: right;
    margin-top: 30px;
    font-size: 1.8em;
    font-weight: 600;
    color: var(--primary-color);
}