/* ========================================
   📊 DASHBOARD COMPONENTS v4.0
   Componentes específicos para dashboards
   ======================================== */

/* ========================================
   1. LAYOUT DEL DASHBOARD
   ======================================== */
.dashboard-layout {
    display: flex;
    min-height: 100vh;
    background: var(--background-primary, #0a0a0a);
}

.dashboard-sidebar {
    width: 280px;
    height: 100vh;
    position: fixed;
    left: 0;
    top: 0;
    background-color: var(--surface-primary, #1e1e1e);
    border-right: 1px solid var(--border-primary, #333333);
    overflow-y: auto;
    z-index: var(--z-sticky, 1020);
}

.dashboard-main {
    flex: 1;
    margin-left: 280px;
    padding: var(--spacing-2xl, 3rem);
    max-width: calc(100% - 280px);
}

/* ========================================
   2. SIDEBAR DEL DASHBOARD
   ======================================== */
.sidebar-header {
    padding: var(--spacing-xl, 2rem) var(--spacing-lg, 1.5rem);
    border-bottom: 1px solid var(--border-primary, #333333);
}

.sidebar-logo {
    height: 40px;
    width: auto;
    margin-bottom: var(--spacing-md, 1rem);
    filter: drop-shadow(0 0 10px rgba(255, 255, 255, 0.2));
}

.sidebar-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-md, 1rem);
    background-color: var(--surface-secondary, #2a2a2a);
    border-radius: var(--radius-md, 0.5rem);
    margin-top: var(--spacing-md, 1rem);
}

.sidebar-user-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: var(--font-weight-bold, 700);
    color: var(--text-primary, #ffffff);
}

.sidebar-user-info {
    flex: 1;
    min-width: 0;
}

.sidebar-user-name {
    font-size: var(--font-size-base, 1rem);
    font-weight: var(--font-weight-semibold, 600);
    color: var(--text-primary, #ffffff);
    margin-bottom: var(--spacing-xs, 0.25rem);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-user-role {
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--text-secondary, #b0b0b0);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    padding: var(--spacing-lg, 1.5rem) var(--spacing-md, 1rem);
}

.sidebar-nav-section {
    margin-bottom: var(--spacing-xl, 2rem);
}

.sidebar-nav-title {
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: var(--font-weight-semibold, 600);
    color: var(--text-tertiary, #808080);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--spacing-md, 1rem);
    padding: 0 var(--spacing-sm, 0.5rem);
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-md, 1rem);
    color: var(--text-secondary, #b0b0b0);
    text-decoration: none;
    border-radius: var(--radius-md, 0.5rem);
    transition: all var(--transition-fast, 150ms);
    font-weight: var(--font-weight-medium, 500);
    margin-bottom: var(--spacing-xs, 0.25rem);
    position: relative;
    overflow: hidden;
}

.sidebar-nav-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent-primary, #00d4ff);
    transform: scaleY(0);
    transition: transform var(--transition-fast, 150ms);
}

.sidebar-nav-item:hover,
.sidebar-nav-item.active {
    background-color: var(--surface-hover, #333333);
    color: var(--accent-primary, #00d4ff);
}

.sidebar-nav-item.active::before {
    transform: scaleY(1);
}

/* Estado activo del menú con clase menu-active */
.sidebar-nav-item.menu-active {
    background-color: var(--surface-color, var(--surface-secondary, #2a2a2a));
    color: var(--accent-primary, #00d4ff);
    border-left: 4px solid var(--accent-color, var(--accent-primary, #00d4ff));
    padding-left: calc(var(--spacing-md, 1rem) - 4px); /* Compensar el borde */
}

.sidebar-nav-item.menu-active::before {
    transform: scaleY(1);
}

.sidebar-nav-item.menu-active .sidebar-nav-icon {
    color: var(--accent-primary, #00d4ff);
}

.sidebar-nav-icon {
    font-size: var(--font-size-lg, 1.125rem);
    width: 24px;
    text-align: center;
}

.sidebar-nav-badge {
    margin-left: auto;
    padding: var(--spacing-xs, 0.25rem) var(--spacing-sm, 0.5rem);
    background-color: var(--accent-primary, #00d4ff);
    color: var(--text-inverse, #0a0a0a);
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: var(--font-weight-bold, 700);
    border-radius: var(--radius-full, 9999px);
    min-width: 20px;
    text-align: center;
}

/* ========================================
   3. HEADER DEL DASHBOARD
   ======================================== */
.dashboard-header {
    margin-bottom: var(--spacing-2xl, 3rem);
}

.dashboard-title {
    font-size: var(--font-size-4xl, 2.25rem);
    font-weight: var(--font-weight-black, 900);
    color: var(--text-primary, #ffffff);
    margin-bottom: var(--spacing-sm, 0.5rem);
}

.dashboard-subtitle {
    font-size: var(--font-size-lg, 1.125rem);
    color: var(--text-secondary, #b0b0b0);
}

.dashboard-header-actions {
    display: flex;
    gap: var(--spacing-md, 1rem);
    margin-top: var(--spacing-lg, 1.5rem);
}

/* ========================================
   4. TARJETAS DE MÉTRICAS
   ======================================== */
.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg, 1.5rem);
    margin-bottom: var(--spacing-2xl, 3rem);
}

.metric-card {
    background-color: var(--surface-primary, #1e1e1e);
    border: 1px solid var(--border-primary, #333333);
    border-radius: var(--radius-lg, 0.75rem);
    padding: var(--spacing-lg, 1.5rem);
    box-shadow: var(--shadow-md, 0 4px 8px rgba(0, 0, 0, 0.4));
    transition: all var(--transition-base, 250ms);
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: transform var(--transition-base, 250ms);
}

.metric-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg, 0 8px 16px rgba(0, 0, 0, 0.5));
    border-color: var(--accent-primary, #00d4ff);
}

.metric-card:hover::before {
    transform: scaleX(1);
}

.metric-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-md, 1rem);
}

.metric-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md, 0.5rem);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl, 1.5rem);
}

.metric-icon.primary {
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-primary, #00d4ff);
}

.metric-icon.success {
    background: rgba(0, 255, 136, 0.1);
    color: var(--accent-success, #00ff88);
}

.metric-icon.warning {
    background: rgba(255, 140, 0, 0.1);
    color: var(--accent-warning, #ff8c00);
}

.metric-icon.error {
    background: rgba(255, 59, 48, 0.1);
    color: var(--accent-error, #ff3b30);
}

.metric-trend {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 0.25rem);
    font-size: var(--font-size-xs, 0.75rem);
    font-weight: var(--font-weight-semibold, 600);
}

.metric-trend.up {
    color: var(--accent-success, #00ff88);
}

.metric-trend.down {
    color: var(--accent-error, #ff3b30);
}

.metric-value {
    font-size: var(--font-size-3xl, 1.875rem);
    font-weight: var(--font-weight-bold, 700);
    color: var(--text-primary, #ffffff);
    margin-bottom: var(--spacing-xs, 0.25rem);
    line-height: 1;
}

.metric-label {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #b0b0b0);
    font-weight: var(--font-weight-medium, 500);
}

/* ========================================
   5. WIDGETS
   ======================================== */
.widget {
    background-color: var(--surface-primary, #1e1e1e);
    border: 1px solid var(--border-primary, #333333);
    border-radius: var(--radius-lg, 0.75rem);
    padding: var(--spacing-xl, 2rem);
    box-shadow: var(--shadow-md, 0 4px 8px rgba(0, 0, 0, 0.4));
    margin-bottom: var(--spacing-xl, 2rem);
}

.widget-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg, 1.5rem);
    padding-bottom: var(--spacing-md, 1rem);
    border-bottom: 1px solid var(--border-primary, #333333);
}

.widget-title {
    font-size: var(--font-size-xl, 1.25rem);
    font-weight: var(--font-weight-bold, 700);
    color: var(--text-primary, #ffffff);
}

.widget-action {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--accent-primary, #00d4ff);
    text-decoration: none;
    font-weight: var(--font-weight-semibold, 600);
    transition: color var(--transition-fast, 150ms);
}

.widget-action:hover {
    color: var(--accent-primary-hover, #00b8e6);
}

/* ========================================
   6. GRÁFICOS
   ======================================== */
.chart-container {
    position: relative;
    height: 300px;
    margin: var(--spacing-lg, 1.5rem) 0;
}

.chart-container canvas {
    max-height: 100%;
}

/* ========================================
   7. LISTAS DE ACTIVIDAD
   ======================================== */
.activity-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.activity-item {
    display: flex;
    gap: var(--spacing-md, 1rem);
    padding: var(--spacing-md, 1rem);
    border-radius: var(--radius-md, 0.5rem);
    transition: background-color var(--transition-fast, 150ms);
}

.activity-item:hover {
    background-color: var(--surface-secondary, #2a2a2a);
}

.activity-item:not(:last-child) {
    border-bottom: 1px solid var(--border-primary, #333333);
}

.activity-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.activity-content {
    flex: 1;
    min-width: 0;
}

.activity-title {
    font-size: var(--font-size-base, 1rem);
    font-weight: var(--font-weight-medium, 500);
    color: var(--text-primary, #ffffff);
    margin-bottom: var(--spacing-xs, 0.25rem);
}

.activity-description {
    font-size: var(--font-size-sm, 0.875rem);
    color: var(--text-secondary, #b0b0b0);
}

.activity-time {
    font-size: var(--font-size-xs, 0.75rem);
    color: var(--text-tertiary, #808080);
    white-space: nowrap;
}

/* ========================================
   8. QUICK ACTIONS
   ======================================== */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md, 1rem);
    margin-bottom: var(--spacing-xl, 2rem);
}

.quick-action {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg, 1.5rem);
    background-color: var(--surface-primary, #1e1e1e);
    border: 1px solid var(--border-primary, #333333);
    border-radius: var(--radius-lg, 0.75rem);
    text-decoration: none;
    transition: all var(--transition-base, 250ms);
    cursor: pointer;
}

.quick-action:hover {
    transform: translateY(-4px);
    border-color: var(--accent-primary, #00d4ff);
    box-shadow: var(--shadow-lg, 0 8px 16px rgba(0, 0, 0, 0.5));
}

.quick-action-icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md, 0.5rem);
    background: rgba(0, 212, 255, 0.1);
    color: var(--accent-primary, #00d4ff);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-2xl, 1.5rem);
    margin-bottom: var(--spacing-md, 1rem);
}

.quick-action-label {
    font-size: var(--font-size-sm, 0.875rem);
    font-weight: var(--font-weight-semibold, 600);
    color: var(--text-primary, #ffffff);
    text-align: center;
}

/* ========================================
   9. RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
    .dashboard-sidebar {
        transform: translateX(-100%);
        transition: transform var(--transition-base, 250ms);
    }
    
    .dashboard-sidebar.active {
        transform: translateX(0);
    }
    
    .dashboard-main {
        margin-left: 0;
        max-width: 100%;
        padding: var(--spacing-lg, 1.5rem);
    }
    
    .metrics-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }
}

@media (max-width: 768px) {
    .dashboard-main {
        padding: var(--spacing-md, 1rem);
    }
    
    .dashboard-title {
        font-size: var(--font-size-3xl, 1.875rem);
    }
    
    .metrics-grid {
        grid-template-columns: 1fr;
    }
    
    .quick-actions {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .chart-container {
        height: 250px;
    }
}