/* ============================================================================
   VARIABLES CSS Y RESET
============================================================================ */
:root {
    /* Colores principales */
    --primary-color: #4361ee;
    --primary-dark: #3a0ca3;
    --primary-light: #4cc9f0;
    --secondary-color: #f72585;
    --success-color: #28a745;
    --success-dark: #1e7e34;
    --warning-color: #ffbe0b;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --gray-light: #e9ecef;
    --gray-medium: #adb5bd;
    --gray-dark: #495057;
    
    /* Sombras y bordes */
    --border-radius-sm: 6px;
    --border-radius: 12px;
    --border-radius-lg: 20px;
    --box-shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    --box-shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    
    /* Transiciones */
    --transition-fast: 0.15s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Espaciado */
    --spacing-xs: 8px;
    --spacing-sm: 16px;
    --spacing-md: 24px;
    --spacing-lg: 32px;
    --spacing-xl: 48px;
}

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

html {
    font-size: 16px;
    zoom: 1;
}

/* Escalado para pantallas grandes */
@media (min-width: 1600px) {
    html {
        zoom: 1.1;
    }
}

@media (min-width: 1920px) {
    html {
        zoom: 1.2;
    }
}

@media (min-width: 2560px) {
    html {
        zoom: 1.3;
    }
}

/* Escalado para pantallas pequeñas */
@media (max-width: 1366px) {
    html {
        zoom: 0.95;
    }
}

@media (max-width: 1024px) {
    html {
        zoom: 0.9;
    }
}

body {
    font-family: 'Poppins', 'Segoe UI', sans-serif;
    background: #f5f7fa;
    color: var(--dark-color);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    font-size: 1rem;
    transform-origin: top left;
    width: 100%;
}

/* ============================================================================
   COMPONENTES REUTILIZABLES
============================================================================ */

/* Contenedores */
.container {
    width: 95%;
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-md);
}

.container-card {
    background: white;
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-lg);
}

/* Tarjetas */
.card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    position: relative;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.card-link {
    text-decoration: none;
    color: inherit;
    display: block;
    height: 100%;
}

/* Grids */
.grid {
    display: grid;
    gap: var(--spacing-md);
}

.grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Formularios */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--dark-color);
}

.form-control {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-medium);
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    transition: var(--transition-fast);
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
}

.form-control::placeholder {
    color: var(--gray-medium);
}

/* Botones */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: var(--border-radius-sm);
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(67, 97, 238, 0.3);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color), var(--success-dark));
    color: white;
}

.btn-success:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(40, 167, 69, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color), #c82333);
    color: white;
}

.btn-danger:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(220, 53, 69, 0.3);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color), #e0a800);
    color: var(--dark-color);
}

.btn-warning:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 190, 11, 0.3);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover:not(:disabled) {
    background: var(--primary-color);
    color: white;
}

.btn-sm {
    padding: 8px 16px;
    font-size: 14px;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

.btn-full {
    width: 100%;
}

/* Alertas (Flash messages) */
.flash-messages {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    max-width: 400px;
    width: 100%;
    pointer-events: none;
}

.flash-messages * {
    pointer-events: auto;
}

.alert {
    padding: 16px 24px;
    margin-bottom: 16px;
    border-radius: var(--border-radius);
    border: 1px solid transparent;
    animation: slideInRight 0.3s ease;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-color: #c3e6cb;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border-color: #f5c6cb;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-color: #ffeaa7;
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-color: #bee5eb;
}

.alert-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: inherit;
    opacity: 0.7;
    transition: var(--transition-fast);
    padding: 0;
    margin-left: 16px;
}

.alert-close:hover {
    opacity: 1;
}

/* Tablas */
.table-container {
    overflow-x: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-sm);
}

.table {
    width: 100%;
    border-collapse: collapse;
    background: white;
}

.table th {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    font-weight: 600;
    text-align: left;
    padding: 16px;
}

.table td {
    padding: 16px;
    border-bottom: 1px solid var(--gray-light);
}

.table tbody tr {
    transition: var(--transition-fast);
}

.table tbody tr:hover {
    background-color: rgba(67, 97, 238, 0.05);
}

.table tbody tr:last-child td {
    border-bottom: none;
}

/* CLASES NUEVAS AGREGADAS */
.historial-table {
    width: 100%;
    font-size: 14px;
    margin-top: var(--spacing-sm);
}

.historial-table th {
    background: rgba(67, 97, 238, 0.1);
    color: var(--primary-color);
    padding: 8px;
    font-weight: 600;
}

.historial-table td {
    padding: 8px;
    border-bottom: 1px solid var(--gray-light);
}

.cita-details {
    margin: 16px 0;
}

.cita-details p {
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.empleado-info {
    color: var(--gray-dark);
    margin-bottom: var(--spacing-xs);
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-primary {
    background-color: rgba(67, 97, 238, 0.1);
    color: var(--primary-color);
}

.badge-success {
    background-color: rgba(40, 167, 69, 0.1);
    color: var(--success-color);
}

.badge-danger {
    background-color: rgba(220, 53, 69, 0.1);
    color: var(--danger-color);
}

.badge-warning {
    background-color: rgba(255, 190, 11, 0.1);
    color: #e0a800;
}

/* ============================================================================
   LAYOUT PRINCIPAL - SIDEBAR
============================================================================ */

/* Sidebar GENERAL (para admin y staff por defecto) */
.sidebar {
    position: fixed;
    left: 0;
    top: 0;
    bottom: 0;
    width: 280px;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: white;
    display: flex;
    flex-direction: column;
    z-index: 1000;
    box-shadow: 2px 0 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

/* Cabecera fija */
.sidebar-header {
    padding: 24px;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.sidebar-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 10px;
}

.sidebar-title {
    font-size: 19px;
    font-weight: 700;
    padding: 2px;
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar-subtitle {
    font-size: 13px;
    opacity: 0.8;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Navegación dentro del contenido scrollable */
.sidebar-nav {
    display: flex;
    flex-direction: column;
    padding: 0;
    flex: 1;
    overflow-y: auto;
}

/* Secciones y divisores */
.sidebar-section {
    color: rgba(255, 255, 255, 0.7);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 8px 24px;
    margin: 0.5px 0 4px;
}

.sidebar-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    margin: 1px 20px;
}

/* Enlaces */
.sidebar-link {
    display: flex;
    align-items: center;
    gap: 11px;
    color: white;
    text-decoration: none;
    padding: 10px 11px;
    margin: 2px 12px;
    border-radius: var(--border-radius);
    transition: var(--transition);
    font-weight: 500;
    font-size: 13px;
    min-height: 40px;
}

.sidebar-link:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.sidebar-link.active {
    background: rgba(255, 255, 255, 0.25);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.sidebar-icon {
    font-size: 16px;
    width: 20px;
    text-align: center;
}

.sidebar-profile {
    margin-top: 29px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 100%;
}

/* Footer del sidebar - ESTILO ORIGINAL (para admin) */
.sidebar-footer {
    padding: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.05);
}

/* Información de usuario en footer */
.user-info-small {
    color: white;
    font-size: 13px;
    padding: 4px 5px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    margin-bottom: 8px;
    text-align: center;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.user-info-small strong,
.user-info-small small {
    display: block;
}

/* Botón de logout más compacto */
.sidebar-footer .btn {
    padding: 10px;
    font-size: 13px;
}

/* ============================================================================
   SIDEBAR ESPECÍFICO PARA STAFF (footer empujado hacia abajo)
============================================================================ */

/* Solo para staff: footer fijo en la parte inferior */
.sidebar-staff {
    display: flex;
    flex-direction: column;
}

/* La navegación ocupa el espacio restante */
.sidebar-staff .sidebar-nav {
    flex: 1;
    overflow-y: auto;
}

/* Footer empujado hacia abajo para staff */
.sidebar-staff .sidebar-footer {
    margin-top: auto;
    padding: 16px;
    background: rgba(0, 0, 0, 0.1);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Información de usuario en footer para staff */
.sidebar-staff .user-info-small {
    padding: 8px 12px;
    margin-bottom: 12px;
    border-radius: var(--border-radius);
}

.sidebar-staff .user-info-small strong {
    display: block;
    font-size: 14px;
    margin-bottom: 2px;
}

.sidebar-staff .user-info-small small {
    display: block;
    font-size: 11px;
    opacity: 0.8;
}

/* Botón de logout para staff */
.sidebar-staff .sidebar-footer .btn {
    width: 100%;
    justify-content: center;
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
}

.sidebar-staff .sidebar-footer .btn:hover {
    transform: translateY(-1px);
}

/* Main Content */
.main-content {
    margin-left: 280px;
    flex: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.content-header {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: var(--box-shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
    margin-bottom: 10px;
}

.content-title {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.content-subtitle {
    color: var(--gray-dark);
    font-size: 16px;
}

.content-body {
    flex: 1;
    padding: var(--spacing-xl);
    background: #f5f7fa;
}

/* ============================================================================
   PÁGINAS ESPECÍFICAS
============================================================================ */

/* Login / Signup */
.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    padding: var(--spacing-md);
}

.auth-container {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow-lg);
    width: 100%;
    max-width: 400px;
    padding: var(--spacing-xl);
    animation: fadeInUp 0.5s ease;
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.auth-logo {
    font-size: 48px;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.auth-title {
    font-size: 28px;
    color: var(--dark-color);
    margin-bottom: 8px;
}

.auth-subtitle {
    color: var(--gray-dark);
    font-size: 15px;
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--gray-light);
}

.auth-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

.auth-link:hover {
    text-decoration: underline;
}

/* Dashboard */
.dashboard-stats {
    margin-bottom: var(--spacing-xl);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.stat-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.stat-icon {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: 40px;
    font-weight: 700;
    color: var(--primary-dark);
    margin: var(--spacing-xs) 0;
}

.stat-label {
    color: var(--gray-dark);
    font-size: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.dashboard-charts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-lg);
}

.chart-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.chart-title {
    font-size: 20px;
    color: var(--dark-color);
    font-weight: 600;
}

/* Citas */
.citas-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.date-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-sm);
}

.citas-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.cita-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.cita-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--box-shadow-lg);
}

.cita-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

/* Clientes */
.search-box {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow-sm);
    margin-bottom: var(--spacing-lg);
}

.search-form {
    display: flex;
    gap: var(--spacing-sm);
}

.search-input {
    flex: 1;
}

/* Empleados */
.empleados-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.empleado-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow);
    text-align: center;
    position: relative;
    transition: var(--transition);
}

.empleado-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-lg);
}

.empleado-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--gray-light);
    margin: 0 auto var(--spacing-md);
}

.empleado-name {
    font-size: 20px;
    color: var(--primary-dark);
    margin-bottom: var(--spacing-xs);
}

/* Ventas */
.filtros-ventas {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    box-shadow: var(--box-shadow-sm);
    margin-bottom: var(--spacing-lg);
    position: sticky;
    top: 80px;
    z-index: 50;
}

.filtros-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
    align-items: end;
}

.resumen-ventas {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.resumen-card {
    background: white;
    border-radius: var(--border-radius);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--box-shadow);
}

.resumen-value {
    font-size: 32px;
    font-weight: 700;
    color: var(--primary-dark);
    margin: var(--spacing-sm) 0;
}

.resumen-label {
    color: var(--gray-dark);
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
}

/* ============================================================================
   ANIMACIONES
============================================================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ============================================================================
   UTILIDADES
============================================================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-left { text-align: left; }

.text-primary { color: var(--primary-color); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-warning { color: var(--warning-color); }
.text-muted { color: var(--gray-dark); }

.bg-primary { background-color: var(--primary-color); }
.bg-success { background-color: var(--success-color); }
.bg-danger { background-color: var(--danger-color); }
.bg-warning { background-color: var(--warning-color); }
.bg-light { background-color: var(--light-color); }

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.p-1 { padding: var(--spacing-xs); }
.p-2 { padding: var(--spacing-sm); }
.p-3 { padding: var(--spacing-md); }
.p-4 { padding: var(--spacing-lg); }
.p-5 { padding: var(--spacing-xl); }

.d-none { display: none; }
.d-block { display: block; }
.d-flex { display: flex; }
.d-grid { display: grid; }

.flex-column { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }

.gap-1 { gap: var(--spacing-xs); }
.gap-2 { gap: var(--spacing-sm); }
.gap-3 { gap: var(--spacing-md); }
.gap-4 { gap: var(--spacing-lg); }

/* CLASES PARA BOTONES EN LINEA */
.d-inline { display: inline-block; }
.d-inline-flex { display: inline-flex; }

/* ============================================================================
   LOADER
============================================================================ */
.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.95);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loader-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loader {
    width: 60px;
    height: 60px;
    border: 4px solid var(--gray-light);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: var(--spacing-md);
}

.loader-text {
    color: var(--primary-color);
    font-weight: 500;
    font-size: 16px;
}

/* ============================================================================
   DASHBOARD COMPACTO SIN SCROLL
============================================================================ */

.dashboard-fixed-container {
    padding: 16px;
    height: calc(100vh - 120px);
    overflow-y: hidden;
    display: flex;
    flex-direction: column;
}

/* Estadísticas compactas */
.dashboard-stats-compact {
    margin-bottom: 16px;
}

.dashboard-stats-compact .row {
    margin: 0 -8px;
}

.dashboard-stats-compact .col-md-3 {
    padding: 0 8px;
}

.stat-card-compact {
    background: white;
    border-radius: var(--border-radius);
    padding: 16px;
    text-align: center;
    box-shadow: var(--box-shadow-sm);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.stat-card-compact:hover {
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
}

.stat-icon-compact {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.stat-value-compact {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-dark);
    margin: 4px 0;
    line-height: 1;
}

.stat-label-compact {
    color: var(--gray-dark);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.stat-link {
    display: inline-block;
    padding: 4px 12px;
    background: var(--primary-color);
    color: white;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    text-decoration: none;
    transition: var(--transition);
}

.stat-link:hover {
    background: var(--primary-dark);
    color: white;
}

/* Gráficos compactos */
.dashboard-charts-compact {
    flex: 1;
    min-height: 0;
}

.dashboard-charts-compact .row {
    height: 100%;
    margin: 0 -8px;
}

.dashboard-charts-compact .col-md-6 {
    padding: 0 8px;
    height: 100%;
}

.chart-card-compact {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-sm);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.chart-header-compact {
    padding: 12px 16px;
    border-bottom: 1px solid var(--gray-light);
}

.chart-title-compact {
    font-size: 14px;
    color: var(--dark-color);
    margin: 0;
    font-weight: 600;
}

.chart-body-compact {
    flex: 1;
    padding: 12px;
    position: relative;
    min-height: 200px;
}

.chart-body-compact canvas {
    width: 100% !important;
    height: 100% !important;
}

/* ============================================================================
   DISEÑO COMPACTO PARA TODAS LAS PÁGINAS (excepto dashboard)
============================================================================ */

.compact-page .content-header {
    padding: 16px 24px;
}

.compact-page .content-title {
    font-size: 24px;
    margin-bottom: 4px;
}

.compact-page .content-subtitle {
    font-size: 14px;
}

.compact-page .content-body {
    padding: 16px;
    overflow-y: auto;
}

/* Tarjetas compactas */
.compact-page .container-card {
    padding: 20px;
    margin-bottom: 20px;
}

.compact-page .container-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

/* Tablas compactas */
.compact-page .table th,
.compact-page .table td {
    padding: 12px;
    font-size: 14px;
}

.compact-page .table th {
    font-size: 14px;
    padding: 12px;
}

/* Formularios compactos */
.compact-page .form-group {
    margin-bottom: 16px;
}

.compact-page .form-label {
    font-size: 14px;
    margin-bottom: 4px;
}

.compact-page .form-control {
    padding: 8px 12px;
    font-size: 14px;
}

/* Botones compactos */
.compact-page .btn {
    padding: 8px 16px;
    font-size: 14px;
}

.compact-page .btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.compact-page .btn-lg {
    padding: 12px 24px;
    font-size: 16px;
}

/* Grids compactos */
.compact-page .grid-2 {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

.compact-page .grid-3 {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
}

/* Citas compactas */
.compact-page .citas-header {
    margin-bottom: 16px;
}

.compact-page .citas-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 16px;
}

.compact-page .cita-card {
    padding: 16px;
}

.compact-page .cita-card h4 {
    font-size: 16px;
}

.compact-page .cita-details p {
    margin-bottom: 4px;
    font-size: 14px;
}

.compact-page .cita-actions {
    margin-top: 12px;
    gap: 8px;
}

/* Empleados compactos */
.compact-page .empleados-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.compact-page .empleado-card {
    padding: 16px;
}

.compact-page .empleado-avatar {
    width: 80px;
    height: 80px;
}

.compact-page .empleado-name {
    font-size: 16px;
}

.compact-page .empleado-info {
    font-size: 14px;
}

/* Ventas compactas */
.compact-page .filtros-ventas {
    padding: 16px;
    margin-bottom: 16px;
}

.compact-page .filtros-grid {
    gap: 16px;
}

.compact-page .resumen-ventas {
    gap: 16px;
    margin-bottom: 16px;
}

.compact-page .resumen-card {
    padding: 16px;
}

.compact-page .resumen-value {
    font-size: 24px;
}

.compact-page .resumen-label {
    font-size: 12px;
}

/* Clientes compactos */
.compact-page .search-box {
    padding: 16px;
    margin-bottom: 16px;
}

.compact-page .search-form {
    gap: 8px;
}

/* Badges compactos */
.compact-page .badge {
    font-size: 11px;
    padding: 2px 8px;
}

/* Ajustes específicos para que el contenido sea más compacto */
.compact-page .user-info {
    font-size: 14px;
}

.compact-page .date-selector {
    padding: 8px;
}

/* Asegurar que el contenido del body no tenga overflow oculto, para permitir scroll */
.compact-page .content-body {
    overflow-y: auto;
}

/* Responsive para dashboard compacto */
@media (max-width: 768px) {
    .dashboard-fixed-container {
        height: auto;
        overflow-y: auto;
    }
    
    .dashboard-stats-compact .col-md-3 {
        margin-bottom: 16px;
    }
    
    .dashboard-charts-compact .col-md-6 {
        margin-bottom: 16px;
        height: 300px;
    }
}

/* Eliminar scrollbar cuando no sea necesario */
.dashboard-fixed-container::-webkit-scrollbar {
    display: none;
}

.dashboard-fixed-container {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

/* ============================================================================
   RESPONSIVE
============================================================================ */
@media (max-width: 992px) {
    .sidebar {
        transform: translateX(-100%);
        transition: var(--transition);
    }
    
    .sidebar.active {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .dashboard-charts {
        grid-template-columns: 1fr;
    }
    
    .filtros-grid {
        grid-template-columns: 1fr;
    }
    
    /* Ajustes para sidebar-staff en móvil */
    .sidebar-staff .sidebar-nav {
        padding-bottom: 80px; /* Espacio para el footer en móvil */
    }
    
    /* Botón para mostrar sidebar en móvil */
    .sidebar-toggle {
        position: fixed;
        top: 16px;
        left: 16px;
        z-index: 1001;
        background: var(--primary-color);
        color: white;
        border: none;
        border-radius: var(--border-radius);
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        box-shadow: var(--box-shadow);
    }
}

@media (max-width: 768px) {
    .content-body {
        padding: var(--spacing-md);
    }
    
    .citas-header {
        flex-direction: column;
        align-items: stretch;
    }
    
    .date-selector {
        justify-content: center;
    }
    
    .citas-grid {
        grid-template-columns: 1fr;
    }
    
    .empleados-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    /* Ajustes responsive para diseño compacto */
    .compact-page .content-body {
        padding: 12px;
    }
    
    .compact-page .container-card {
        padding: 16px;
    }
    
    .compact-page .citas-grid {
        grid-template-columns: 1fr;
    }
    
    .compact-page .empleados-grid {
        grid-template-columns: 1fr;
    }
    
    /* Para pantallas muy pequeñas en altura */
    @media (max-height: 700px) {
        .sidebar-avatar {
            width: 60px;
            height: 60px;
        }
        
        .sidebar-header {
            padding: 16px;
        }
        
        .sidebar-link {
            padding: 8px 16px;
            font-size: 14px;
            min-height: 40px;
        }
        
        .sidebar-section {
            padding: 6px 16px;
            margin: 4px 0;
        }
    }
}

@media (max-width: 576px) {
    .auth-container {
        padding: var(--spacing-lg);
    }
    
    .search-form {
        flex-direction: column;
    }
    
    .cita-actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }
}

/* Estilo para botones deshabilitados */
.btn-secondary {
    background: #6c757d;
    color: white;
    cursor: not-allowed;
    opacity: 0.6;
}

.btn-secondary:hover {
    transform: none !important;
    box-shadow: none !important;
}

/* Estilo para mensajes de alerta */
.swal2-html-container {
    text-align: left !important;
}

/* Animación para botones deshabilitados */
.btn[disabled] {
    animation: pulse-disabled 2s infinite;
}

@keyframes pulse-disabled {
    0%, 100% { opacity: 0.6; }
    50% { opacity: 0.4; }
}

/* Producto stock bajo */
.producto-stock-bajo {
    animation: pulse 2s infinite;
}

/* Estilo para pre en plantillas */
pre {
    font-family: 'Courier New', monospace;
    background: #f8f9fa;
    padding: 16px;
    border-radius: var(--border-radius-sm);
    border: 1px solid #dee2e6;
}

/* Ajustes adicionales para zoom */
body.zoomed {
    transform-origin: top left;
}

/* Para evitar problemas con posición fija en zoom */
.flash-messages,
.sidebar-toggle,
.sidebar {
    transform-origin: top left;
}

/* Estilos para la barra de scroll en sidebar */
.sidebar-nav::-webkit-scrollbar {
    width: 4px;
}

.sidebar-nav::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

.sidebar-nav::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
}

.sidebar-nav::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.5);
}

/* ============================================================================
   ESTILOS PARA MÓDULO DE PRODUCTOS
============================================================================ */

/* Estilos para productos con stock bajo */
.producto-stock-bajo {
    background-color: rgba(220, 53, 69, 0.05) !important;
    border-left: 3px solid #dc3545;
    animation: pulse 3s infinite;
}

/* Botón de eliminar con outline rojo */
.btn-outline-danger {
    border-color: #dc3545;
    color: #dc3545;
    background: transparent;
}

.btn-outline-danger:hover {
    background-color: #dc3545;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.2);
}

/* Alineación vertical para celdas de tabla */
.table td {
    vertical-align: middle;
}

/* Mejoras para formularios de productos */
.form-container {
    max-width: 100%;
}

.input-group-text {
    background-color: var(--gray-light);
    border: 1px solid var(--gray-medium);
    color: var(--gray-dark);
}

/* Estilos para el resumen de inventario */
.inventory-summary {
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.1), rgba(58, 12, 163, 0.05));
    border-radius: var(--border-radius);
    padding: var(--spacing-md);
    border: 1px solid rgba(67, 97, 238, 0.2);
}

.inventory-summary h6 {
    color: var(--primary-dark);
    font-weight: 600;
}

/* Estilos para indicador de margen de ganancia */
.margin-indicator {
    font-weight: 600;
    padding: 8px 12px;
    border-radius: var(--border-radius-sm);
    background: var(--light-color);
    display: inline-block;
    min-width: 120px;
    text-align: center;
}

.margin-positive {
    color: var(--success-color);
    background-color: rgba(40, 167, 69, 0.1);
}

.margin-negative {
    color: var(--danger-color);
    background-color: rgba(220, 53, 69, 0.1);
}

.margin-neutral {
    color: var(--warning-color);
    background-color: rgba(255, 190, 11, 0.1);
}

/* Mejoras para pantallas pequeñas en módulo productos */
@media (max-width: 768px) {
    .productos-grid {
        grid-template-columns: 1fr;
    }
    
    .inventory-summary {
        flex-direction: column;
        text-align: center;
    }
    
    .form-container .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .form-container .grid-2 {
        grid-template-columns: 1fr;
    }
}

/* Estilos para el header de producto */
.producto-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm);
    background: linear-gradient(135deg, rgba(67, 97, 238, 0.1), rgba(58, 12, 163, 0.05));
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.producto-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-color);
    color: white;
    border-radius: var(--border-radius);
    font-size: 24px;
}

/* Tooltip para stock bajo */
[title]:hover:after {
    content: attr(title);
    position: absolute;
    background: var(--dark-color);
    color: white;
    padding: 4px 8px;
    border-radius: var(--border-radius-sm);
    font-size: 12px;
    z-index: 1000;
    white-space: nowrap;
    margin-top: 5px;
}

/* ============================================================================
   BOTÓN DE FILTRO - Alineación con inputs
============================================================================ */
.btn-filtro {
    height: 38px !important;           /* Misma altura que form-control-sm */
    padding: 8px 16px !important;       /* Padding consistente */
    font-size: 14px !important;         /* Mismo tamaño que form-control-sm */
    line-height: 1.5 !important;        /* Misma altura de línea */
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

/* Ajuste para cuando el botón está en dispositivos móviles */
@media (max-width: 768px) {
    .btn-filtro {
        margin-top: 16px !important;     /* Menos espacio en móviles */
    }
}

.auth-logo {
    background-color: #4361ee; /* o el color principal de tu marca */
    padding: 12px;
    border-radius: 22px;
    display: inline-flex;
    justify-content: center;
    align-items: center;
}

.auth-logo-img {
    width: 100px;      /* ajusta tamaño */
    height: 100px;     /* importante que sea igual al width */
    object-fit: cover; /* evita deformación */
    border-radius: 50%;
}