/* Cores principais */
:root {
    --color-primary: #667EEA;
    --color-primary-dark: #5A67D8;
    --color-success: #48BB78;
    --color-info: #4299E1;
    --color-warning: #ED8936;
    --color-error: #F56565;
    --color-gray-dark: #2D3748;
    --color-gray-medium: #4A5568;
    --color-gray-light: #A0AEC0;
}

/* Layout geral */
body {
    background: #f8f9fa;
    color: var(--color-gray-dark);
}

/* Header */
h1 {
    color: var(--color-primary);
    font-weight: 700;
}

.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary-dark);
}
.btn-primary:hover, .btn-primary:focus {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
}

.btn-success {
    background: var(--color-success);
    border-color: var(--color-success);
}
.btn-success:hover, .btn-success:focus {
    background: #38a169;
    border-color: #38a169;
}

.btn-secondary {
    background: var(--color-gray-medium);
    border-color: var(--color-gray-medium);
}
.btn-secondary:hover, .btn-secondary:focus {
    background: var(--color-gray-dark);
    border-color: var(--color-gray-dark);
}


.coluna-tarefa.drag-over {
    background: #e9e9ff;
    border: 2px dashed #667EEA;
}

/* Cartão de tarefa */
.task-card {
    margin-bottom: 1rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.07);
    border: none;
    background: #fff;
}

.task-card__title {
    font-weight: bold;
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: var(--color-gray-dark);
}

.task-card__header {
    margin-bottom: 0.5rem !important;
}

.task-card__due-date {
    font-size: 0.95rem !important; /* Mesmo tamanho da descrição */
    color: #dc3545 !important; /* Vermelho Bootstrap */
    font-weight: 600 !important;
    white-space: nowrap;
    margin-left: 10px;
}

.task-card__desc {
    font-size: 0.95rem;
    color: var(--color-gray-medium);
    margin-bottom: 0.5rem;
}

/* Status colorido */
.task-card__status {
    font-size: 0.85rem;
    font-weight: 500;
    padding: 0.2em 0.8em;
    border-radius: 12px;
    display: inline-block;
    margin-bottom: 0.5rem;
}
.task-card__status--urgent { background: var(--color-error); color: #fff; }
.task-card__status--pending { background: var(--color-warning); color: #fff; }
.task-card__status--controlled { background: var(--color-info); color: #fff; }
.task-card__status--on_time { background: var(--color-primary); color: #fff; }
.task-card__status--done { background: var(--color-success); color: #fff; }

/* Mensagens */
.alert-success {
    background: var(--color-success);
    color: #fff;
    border: none;
}
.alert-danger {
    background: var(--color-error);
    color: #fff;
    border: none;
}

/* Responsividade */
@media (max-width: 768px) {
    .row > div[class^="col-"] {
        margin-bottom: 2rem;
    }
    .container {
        padding: 0 0.5rem;
    }
}

/* Sidebar Logout Button */
#nav-logout {
    margin-top: 0.5rem;
}

#nav-logout:hover {
    background-color: rgba(220, 53, 69, 0.1) !important;
    transform: translateX(4px);
    border-radius: 8px;
}

/* Analytics Dashboard Styles */
.metric-item {
    border-bottom: 1px solid #f8f9fa;
    padding-bottom: 0.75rem;
}

.metric-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.metric-label {
    font-size: 0.9rem;
    color: #6c757d;
    font-weight: 500;
}

.metric-value {
    font-size: 1.1rem;
    font-weight: 700;
}

.trend-item {
    padding: 0.5rem 0;
}

.trend-icon {
    width: 35px;
    height: 35px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
}

.trend-title {
    font-weight: 600;
    color: #495057;
    font-size: 0.95rem;
}

.chart-container {
    position: relative;
    height: 300px;
    margin: 1rem 0;
}

.chart-container canvas {
    max-height: 300px !important;
}

/* Performance Metrics Cards */
.card .metric-item .progress {
    background-color: rgba(0,0,0,0.1);
}

.analytics-stats .card {
    transition: transform 0.2s ease-in-out;
}

.analytics-stats .card:hover {
    transform: translateY(-2px);
}

/* Notifications Styles */
.notifications-list {
    max-height: 400px;
    overflow-y: auto;
}

.notification-item {
    padding: 12px;
    border-bottom: 1px solid #eee;
    cursor: pointer;
    transition: background-color 0.2s;
    position: relative;
}

.notification-item:hover {
    background-color: #f8f9fa;
}

.notification-item:last-child {
    border-bottom: none;
}

.notification-unread {
    background-color: #e3f2fd;
    border-left: 3px solid var(--color-primary);
}

.notification-unread-dot {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.notification-icon {
    width: 24px;
    text-align: center;
}

.notification-content {
    line-height: 1.4;
    margin-bottom: 4px;
}