/* Estilos Gerais */
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: #f4f7f6;
    color: #333;
    margin: 0;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 800px;
    background-color: #fff;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 10px;
}
.slogan {
    text-align: center;
    color: #7f8c8d;
    font-size: 1.1em;
    margin-bottom: 20px;
    font-style: italic;
}

.controls {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 25px;
    align-items: flex-end;
}

.control-group {
    display: flex;
    flex-direction: column;
}

.control-group label {
    font-size: 0.9em;
    margin-bottom: 5px;
    color: #555;
    font-weight: 500;
}

.control-group input, .control-group select {
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1em;
}
#new-task-input {
    flex-grow: 1;
}
#add-task-btn {
    padding: 10px 20px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1em;
    transition: background-color 0.3s ease;
}
#add-task-btn:hover {
    background-color: #2980b9;
}
.task-list-header {
    display: grid;
    grid-template-columns: 40px 100px 1fr 100px 40px;
    gap: 10px;
    padding: 10px;
    font-weight: bold;
    color: #7f8c8d;
    border-bottom: 2px solid #ecf0f1;
    margin-bottom: 10px;
    font-size: 0.9em;
}
.task-list-header .col-task { text-align: left; }
.task-list-header .col-time, .task-list-header .col-duration { text-align: center; }
#task-list {
    list-style: none;
    padding: 0;
    margin: 0;
}
.task-item {
    display: grid;
    grid-template-columns: 40px 100px 1fr 100px 40px;
    gap: 10px;
    align-items: center;
    padding: 15px 10px;
    background-color: #fff;
    border-bottom: 1px solid #ecf0f1;
    transition: background-color 0.2s;
    cursor: grab;
}
.task-item:last-child {
    border-bottom: none;
}
.task-item.completed {
    background-color: #f8f9f9;
}
.task-item.dragging {
    opacity: 0.5;
    background-color: #eaf5ff;
}
.task-item .task-text {
    cursor: pointer;
}
.task-item .task-text:focus {
     cursor: text;
     background-color: #eaf5ff;
     outline: 1px solid #3498db;
     border-radius: 3px;
}
.task-item.completed .task-text {
    text-decoration: line-through;
    color: #95a5a6;
}
.task-item input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    justify-self: center;
}
.task-item .start-time, .task-item .duration-select {
    font-family: 'Courier New', Courier, monospace;
    text-align: center;
    border: 1px solid transparent;
    padding: 5px;
    border-radius: 4px;
}
.task-item .duration-select {
    border-color: #ddd;
    width: 80px;
}
.task-item .delete-btn {
    background: none;
    border: none;
    font-size: 1.4em;
    color: #e74c3c;
    cursor: pointer;
    transition: color 0.2s;
    padding: 0;
    justify-self: center;
}
.task-item .delete-btn:hover {
    color: #c0392b;
}
.footer {
    margin-top: 25px;
    text-align: right;
    border-top: 2px solid #ecf0f1;
    padding-top: 15px;
}
.footer span {
    font-size: 1.5em;
    font-weight: bold;
    color: #2c3e50;
}