/* ==========================================
   SAP Service Layer - Unified Theme CSS
   ========================================== */

:root {
    /* Colores SAP Principales */
    --sap-blue: #0070E0;
    --sap-light-blue: #E6F3FF;
    --sap-dark-blue: #003B6B;
    --sap-gray: #F7F7F7;
    --sap-border: #D9D9D9;
    --sap-text: #32363A;
    --sap-success: #107E3E;
    --bluesystem-accent: #0052CC;
    --sap-white: #FFFFFF;
    --sap-light-gray: #FAFAFA;
    --sap-medium-gray: #6A6D70;
    --sap-error: #E74C3C;
    --sap-warning: #F39C12;
    
    /* Colores adicionales unificados */
    --primary-gradient: linear-gradient(135deg, var(--sap-dark-blue) 0%, var(--sap-blue) 100%);
    --card-gradient: linear-gradient(135deg, var(--sap-blue) 0%, var(--bluesystem-accent) 100%);
    --hover-gradient: linear-gradient(135deg, #005BBB 0%, #004A99 100%);
    
    /* Espaciado */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Bordes y sombras */
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --box-shadow-lg: 0 4px 16px rgba(0,0,0,0.15);
    
    /* Tipografía */
    --font-family: '72', 'Helvetica Neue', Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-xxl: 1.5rem;
}

/* Reset y configuración base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--sap-light-gray);
    color: var(--sap-text);
    line-height: 1.6;
    min-height: 100vh;
}

/* ==========================================
   HEADER PRINCIPAL UNIFICADO
   ========================================== */

.main-header, .app-header {
    background: var(--primary-gradient);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    box-shadow: var(--box-shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-height: 56px;
    max-height: 56px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
    min-width: 0;
}

.header-left .system-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin: 0;
}

.header-left .page-title {
    font-size: var(--font-size-lg);
    font-weight: 400;
    opacity: 0.9;
    margin: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-shrink: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255,255,255,0.1);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
}

.user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--sap-white);
    color: var(--sap-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.logout-btn {
    background: rgba(231, 76, 60, 0.2);
    color: white;
    border: 1px solid rgba(231, 76, 60, 0.5);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    text-decoration: none;
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.logout-btn:hover {
    background: var(--sap-error);
    border-color: var(--sap-error);
    color: white;
    text-decoration: none;
}

/* Professional Header Components */
.app-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.app-logo-img {
    height: 28px;
    width: auto;
    object-fit: contain;
}

.app-name {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: white;
    white-space: nowrap;
}

.header-separator {
    color: rgba(255,255,255,0.4);
    font-size: var(--font-size-lg);
    font-weight: 300;
    margin: 0 var(--spacing-xs);
}

.page-context {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.page-icon {
    font-size: var(--font-size-lg);
}

.page-title-text {
    font-size: var(--font-size-base);
    font-weight: 400;
    opacity: 0.95;
    margin: 0;
    white-space: nowrap;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(255,255,255,0.1);
    border-radius: var(--border-radius);
}

.status-indicator {
    position: relative;
    display: flex;
    align-items: center;
    gap: 2px;
    cursor: pointer;
}

.status-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #95a5a6;
    transition: background 0.3s;
}

.status-indicator.online .status-dot {
    background: #2ecc71;
    box-shadow: 0 0 4px rgba(46, 204, 113, 0.6);
}

.status-indicator.offline .status-dot {
    background: #e74c3c;
}

.status-flag {
    font-size: var(--font-size-sm);
}

.btn-icon {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    padding: var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
}

.btn-icon:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.3);
}

.user-menu {
    position: relative;
}

.user-trigger {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: white;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    min-height: 36px;
}

.user-trigger:hover {
    background: rgba(255,255,255,0.2);
    border-color: rgba(255,255,255,0.3);
}

.user-name {
    font-weight: 500;
    max-width: 120px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.dropdown-icon {
    font-size: 10px;
    transition: transform 0.2s;
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow-lg);
    min-width: 220px;
    z-index: 1000;
    overflow: hidden;
}

.dropdown-header {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--sap-light-blue);
    border-bottom: 1px solid var(--sap-border);
}

.dropdown-user-name {
    font-weight: 600;
    color: var(--sap-text);
    font-size: var(--font-size-sm);
}

.dropdown-user-role {
    font-size: var(--font-size-xs);
    color: var(--sap-medium-gray);
    margin-top: 2px;
}

.dropdown-item {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: none;
    border: none;
    text-align: left;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--sap-text);
}

.dropdown-item:hover {
    background: var(--sap-gray);
}

.dropdown-item.logout {
    color: var(--sap-error);
}

.dropdown-item.logout:hover {
    background: rgba(231, 76, 60, 0.1);
}

.dropdown-divider {
    height: 1px;
    background: var(--sap-border);
    margin: var(--spacing-xs) 0;
}

/* ==========================================
   NAVEGACIÓN UNIFICADA
   ========================================== */

.navbar-brand {
    font-weight: 600;
    color: white !important;
    font-size: var(--font-size-xl);
    text-decoration: none;
}

.navbar-brand:hover {
    color: rgba(255,255,255,0.9) !important;
}

/* Sobrescribir Bootstrap navbar para usar nuestro tema */
.navbar-dark {
    background: var(--primary-gradient) !important;
}

.navbar-dark .navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    transition: color 0.3s ease;
}

.navbar-dark .navbar-nav .nav-link:hover {
    color: white !important;
}

/* ==========================================
   CONTENEDORES Y CARDS UNIFICADOS
   ========================================== */

.main-container, .container-main {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.page-content {
    padding: var(--spacing-xl) 0;
}

.card {
    background: var(--sap-white);
    border: 1px solid var(--sap-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    margin-bottom: var(--spacing-lg);
    overflow: hidden;
}

.card-header {
    background: var(--card-gradient) !important;
    color: white !important;
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.card-body {
    padding: var(--spacing-lg);
}

.card-title {
    color: var(--sap-text);
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

/* ==========================================
   BOTONES UNIFICADOS
   ========================================== */

.btn-primary {
    background: var(--card-gradient) !important;
    border: none !important;
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-primary:hover, .btn-primary:focus {
    background: var(--hover-gradient) !important;
    transform: translateY(-1px);
    box-shadow: var(--box-shadow-lg);
    color: white !important;
}

.btn-secondary {
    background: var(--sap-medium-gray);
    border: none;
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: #5A5D60;
    color: white;
}

.btn-success {
    background: var(--sap-success);
    border: none;
    color: white;
}

.btn-success:hover {
    background: #0E6B35;
    color: white;
}

.btn-warning {
    background: var(--sap-warning);
    border: none;
    color: white;
}

.btn-warning:hover {
    background: #E67E22;
    color: white;
}

.btn-danger {
    background: var(--sap-error);
    border: none;
    color: white;
}

.btn-danger:hover {
    background: #C0392B;
    color: white;
}

/* ==========================================
   FORMULARIOS UNIFICADOS
   ========================================== */

.form-control {
    border: 1px solid var(--sap-border);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--sap-blue) !important;
    box-shadow: 0 0 0 0.2rem rgba(0, 112, 224, 0.25) !important;
    outline: none;
}

.form-label {
    font-weight: 500;
    color: var(--sap-text);
    margin-bottom: var(--spacing-sm);
}

.form-select {
    border: 1px solid var(--sap-border);
    border-radius: var(--border-radius);
}

.form-select:focus {
    border-color: var(--sap-blue);
    box-shadow: 0 0 0 0.2rem rgba(0, 112, 224, 0.25);
}

/* ==========================================
   TABLAS UNIFICADAS
   ========================================== */

.table {
    margin-bottom: 0;
}

.table thead th {
    background: var(--sap-gray);
    color: var(--sap-text);
    font-weight: 600;
    border: none;
    padding: var(--spacing-md);
    font-size: var(--font-size-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table tbody td {
    padding: var(--spacing-md);
    border-top: 1px solid var(--sap-border);
    font-size: var(--font-size-sm);
}

.table-responsive {
    border-radius: var(--border-radius);
    overflow: hidden;
    max-height: 500px;
    overflow-y: auto;
}

.table-striped > tbody > tr:nth-of-type(odd) > td {
    background: rgba(0, 112, 224, 0.02);
}

/* ==========================================
   BADGES Y STATUS UNIFICADOS
   ========================================== */

.status-badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    font-size: var(--font-size-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-success {
    background: var(--sap-success);
    color: white;
}

.badge-warning {
    background: var(--sap-warning);
    color: white;
}

.badge-danger {
    background: var(--sap-error);
    color: white;
}

.badge-primary {
    background: var(--sap-blue);
    color: white;
}

/* ==========================================
   UTILIDADES COMUNES
   ========================================== */

.loading {
    text-align: center;
    padding: var(--spacing-xxl);
    color: var(--sap-medium-gray);
}

.error-message {
    background: rgba(231, 76, 60, 0.1);
    color: var(--sap-error);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid rgba(231, 76, 60, 0.2);
    margin: var(--spacing-md) 0;
}

.success-message {
    background: rgba(16, 126, 62, 0.1);
    color: var(--sap-success);
    padding: var(--spacing-md);
    border-radius: var(--border-radius);
    border: 1px solid rgba(16, 126, 62, 0.2);
    margin: var(--spacing-md) 0;
}

.text-muted {
    color: var(--sap-medium-gray) !important;
}

.text-primary {
    color: var(--sap-blue) !important;
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 768px) {
    .main-header, .app-header {
        padding: var(--spacing-xs) var(--spacing-sm);
        min-height: 48px;
        max-height: 48px;
    }

    .header-left .system-title {
        font-size: var(--font-size-lg);
    }

    .app-logo-img {
        height: 24px;
    }

    .app-name {
        font-size: var(--font-size-sm);
    }

    .page-title-text {
        display: none;
    }

    .page-icon {
        font-size: var(--font-size-base);
    }

    .header-separator {
        display: none;
    }

    .connection-status {
        gap: 2px;
        padding: 2px 4px;
    }

    .status-flag {
        font-size: 12px;
    }

    .status-dot {
        width: 4px;
        height: 4px;
    }

    .user-name {
        display: none;
    }

    .main-container, .container-main {
        padding: var(--spacing-md);
    }

    .card-body {
        padding: var(--spacing-md);
    }

    .table-responsive {
        font-size: var(--font-size-xs);
    }
}

/* ==========================================
   ANIMACIONES SUAVES
   ========================================== */

.card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.btn {
    transition: all 0.3s ease;
}

/* ==========================================
   COMPATIBILIDAD CON PÁGINAS EXISTENTES
   ========================================== */

/* Sobrescribir estilos de Bootstrap específicos */
.bg-dark {
    background: var(--primary-gradient) !important;
}

.navbar-expand-lg .navbar-nav {
    align-items: center;
}

/* Asegurar que los iconos se alineen correctamente */
.fas, .fa {
    vertical-align: middle;
}