@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@300;400;500;600;700;800&display=swap');

:root {
    --font-main: 'Inter', sans-serif;
    --font-display: 'Outfit', sans-serif;
    
    /* Variables Modo Claro */
    --bg-body: #f4f6f9;
    --bg-card: #ffffff;
    --bg-sidebar: #ffffff;
    --bg-input: #ffffff;
    --border-color: #cbd5e1;
    
    --text-main: #0f172a;
    --text-muted: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    /* Colores del Sistema */
    --primary: #4f46e5;
    --primary-hover: #4338ca;
    --primary-light: #e0e7ff;
    
    --accent: #0284c7;
    --accent-hover: #0369a1;
    
    --success: #10b981;
    --success-light: #d1fae5;
    --warning: #f59e0b;
    --warning-light: #fef3c7;
    --danger: #ef4444;
    --danger-light: #fee2e2;
    
    /* Sombras y Neumorfismo */
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -1px rgba(0,0,0,0.04);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -2px rgba(0,0,0,0.04);
    
    --shadow-neugroup: 6px 6px 12px #c9d0da, -6px -6px 12px #ffffff;
    --shadow-neu-inset: inset 3px 3px 6px #cbd5e1, inset -3px -3px 6px #ffffff;
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-full: 9999px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="dark"] {
    /* Variables Modo Noche (Oscuro) */
    --bg-body: #0f172a;
    --bg-card: #1e293b;
    --bg-sidebar: #1e293b;
    --bg-input: #0f172a;
    --border-color: #334155;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-light: #64748b;
    
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #1e1b4b;
    
    --shadow-neugroup: 6px 6px 14px #080c16, -6px -6px 14px #1c2738;
    --shadow-neu-inset: inset 3px 3px 6px #080c16, inset -3px -3px 6px #1c2738;
}

/* =========================================================================
   ESTILOS GENERALES
   ========================================================================= */

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

body {
    font-family: var(--font-main);
    background-color: var(--bg-body);
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: -0.025em;
}

a {
    color: inherit;
    text-decoration: none;
}

button, input, select, textarea {
    font-family: inherit;
    font-size: inherit;
    outline: none;
}

/* =========================================================================
   ESTRUCTURA DE DISEÑO (LAYOUT)
   ========================================================================= */

.app-container {
    display: flex;
    min-height: 100vh;
    width: 100vw;
}

.sidebar {
    width: 280px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: width var(--transition-normal), padding var(--transition-normal), border var(--transition-normal), transform var(--transition-normal);
}

.sidebar.collapsed {
    width: 0;
    padding: 2rem 0;
    border-right-width: 0;
    transform: translateX(-100%);
    overflow: hidden;
}

.brand-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 3rem;
    padding-left: 0.5rem;
}

.brand-logo {
    width: 48px;
    height: 48px;
    background-color: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-weight: 800;
    font-size: 1.25rem;
    box-shadow: none;
}

.brand-title {
    font-size: 1.5rem;
    color: var(--text-main);
}

.brand-subtitle {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 500;
}

.menu-section {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex-grow: 1;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.85rem 1rem;
    border-radius: var(--radius-md);
    color: var(--text-muted);
    font-weight: 500;
    transition: var(--transition-fast);
}

.menu-item:hover, .menu-item.active {
    background-color: var(--primary-light);
    color: var(--primary);
}

.menu-item svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

/* User Profile Section in Sidebar */
.user-profile-section {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.user-profile-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.user-avatar {
    width: 42px;
    height: 42px;
    border-radius: var(--radius-full);
    background-color: var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-muted);
}

.user-details {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.user-email {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: capitalize;
}

/* Main Content Area */
.main-content {
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    height: 100vh;
    min-width: 0; /* Evita que el contenedor se estire más allá del viewport por elementos anchos */
}

/* Top Navigation Bar */
.top-navbar {
    height: 70px;
    background-color: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    flex-shrink: 0;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.navbar-brand {
    display: none; /* Oculto por defecto cuando la sidebar está abierta */
    align-items: center;
    gap: 0.75rem;
    margin-left: 0.5rem;
    transition: opacity var(--transition-normal);
}

.navbar-brand .brand-logo {
    width: 40px;
    height: 40px;
    background-color: transparent;
    border-radius: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: none;
    transition: transform var(--transition-normal);
}

.navbar-brand:hover .brand-logo {
    transform: scale(1.08);
}

.navbar-brand .brand-logo img {
    height: 40px;
    width: 40px;
    object-fit: contain;
}

.sidebar .brand-logo img {
    height: 48px;
    width: 48px;
    object-fit: contain;
}

.login-header .login-logo img {
    height: 64px;
    width: 64px;
    object-fit: contain;
}

.navbar-brand-title {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-main);
    letter-spacing: -0.025em;
}

/* Mostrar la marca de la navbar cuando la sidebar está colapsada */
.sidebar.collapsed ~ .main-content .navbar-brand {
    display: flex;
}

.menu-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    cursor: pointer;
    color: var(--text-main);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.menu-toggle-btn:hover {
    background-color: var(--bg-body);
    color: var(--primary);
    transform: translateY(-1px);
}

.menu-toggle-btn svg {
    width: 20px;
    height: 20px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

.navbar-right {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

/* Botones Especiales de la Navbar */
.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.nav-btn:hover {
    background-color: var(--bg-body);
    transform: translateY(-1px);
}

.nav-btn-accent {
    background-color: var(--accent);
    color: var(--text-white);
    border-color: var(--accent);
}

.nav-btn-accent:hover {
    background-color: var(--accent-hover);
}

.nav-btn-icon {
    width: 40px;
    height: 40px;
    padding: 0;
    justify-content: center;
    border-radius: var(--radius-full);
}

/* Contenido Principal de Páginas */
.content-body {
    padding: 2rem;
    flex-grow: 1;
    max-width: 1600px;
    width: 100%;
    margin: 0 auto;
}

/* =========================================================================
   PÁGINA DE LOGIN (ACCESO)
   ========================================================================= */

.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #cbd5e1; /* Base estilo.jpg */
    background-image: linear-gradient(135deg, #cbd5e1 0%, #a8b2c1 100%);
    padding: 1.5rem;
    transition: background-color var(--transition-normal);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

[data-theme="dark"] .login-wrapper {
    background-color: #090d16;
    background-image: linear-gradient(135deg, #090d16 0%, #0f172a 100%);
}

.login-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 650px;
    height: 650px;
    max-width: 95vw;
    max-height: 95vh;
    background-image: url('../logo.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    opacity: 0.25; /* Translucent, premium watermark */
    pointer-events: none;
    z-index: 1;
    transition: opacity var(--transition-normal);
}

[data-theme="dark"] .login-watermark {
    opacity: 0.15; /* Softened slightly for dark mode */
}

.login-card {
    width: 100%;
    max-width: 450px;
    background-color: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-lg);
    padding: 3rem 2.5rem;
    box-shadow: var(--shadow-neugroup);
    transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
    z-index: 2; /* Renders above the watermark */
}

[data-theme="dark"] .login-card {
    background-color: rgba(30, 41, 59, 0.75);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo {
    display: inline-flex;
    width: 70px;
    height: 70px;
    background-color: transparent;
    box-shadow: none;
    border-radius: 0;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.login-title {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
}

.login-subtitle {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Formularios y Controles */
.form-group {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-main);
}

.form-control-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.form-control-icon {
    position: absolute;
    left: 1rem;
    color: var(--text-light);
    pointer-events: none;
    width: 18px;
    height: 18px;
}

.form-control {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.75rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.btn-submit {
    width: 100%;
    padding: 0.9rem;
    background-color: var(--primary);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.3);
    transition: var(--transition-fast);
    margin-top: 1rem;
}

.btn-submit:hover {
    background-color: var(--primary-hover);
    transform: translateY(-1px);
}

/* =========================================================================
   DASHBOARD / PANALES ESTADÍSTICOS Y TABLAS
   ========================================================================= */

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition-normal);
}

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

.stat-info {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-value {
    font-size: 1.85rem;
    font-weight: 800;
    font-family: var(--font-display);
    color: var(--text-main);
}

.stat-label {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-icon-wrapper {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon-total { background-color: rgba(79, 70, 229, 0.1); color: var(--primary); }
.stat-icon-activos { background-color: rgba(16, 185, 129, 0.1); color: var(--success); }
.stat-icon-bajas { background-color: rgba(239, 68, 68, 0.1); color: var(--danger); }
.stat-icon-valor { background-color: rgba(2, 132, 199, 0.1); color: var(--accent); }

/* Panel de Búsqueda y Filtros */
.filter-panel {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 1.5rem;
}

.filter-form {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr auto;
    gap: 1rem;
    align-items: flex-end;
}

.select-control {
    width: 100%;
    padding: 0.8rem 1rem;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-main);
    cursor: pointer;
    transition: var(--transition-fast);
}

.select-control:focus {
    border-color: var(--primary);
}

.btn-filter-action {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.25rem;
    background-color: var(--primary);
    color: var(--text-white);
    border: none;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
}

.btn-filter-action:hover {
    background-color: var(--primary-hover);
}

.btn-filter-clear {
    background-color: var(--bg-body);
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-filter-clear:hover {
    background-color: var(--border-color);
}

/* Tabla de Datos Premium */
.table-responsive {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow-x: auto;
    margin-bottom: 1.5rem;
    width: 100%;
    max-width: 100%; /* Asegura scroll horizontal interno si la tabla excede el contenedor */
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
    font-size: 0.9rem;
}

.data-table th {
    background-color: var(--bg-body);
    padding: 1rem 1.25rem;
    font-weight: 700;
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-main);
    vertical-align: middle;
}

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

.data-table tbody tr:hover {
    background-color: rgba(79, 70, 229, 0.02);
}

.data-table tbody tr.row-baja {
    background-color: rgba(239, 68, 68, 0.08); /* Aumentado a 8% */
}

.data-table tbody tr.row-baja:hover {
    background-color: rgba(239, 68, 68, 0.12); /* Aumentado a 12% */
}

[data-theme="dark"] .data-table tbody tr.row-baja {
    background-color: rgba(239, 68, 68, 0.12); /* Aumentado a 12% */
}

[data-theme="dark"] .data-table tbody tr.row-baja:hover {
    background-color: rgba(239, 68, 68, 0.18); /* Aumentado a 18% */
}

/* Indicador vertical izquierdo exclusivo para resaltar las bajas oficiales */
.data-table tbody tr.row-baja td:first-child {
    border-left: 4px solid var(--danger);
    padding-left: calc(1.25rem - 4px); /* Compensar el ancho del borde para alinear */
}

.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-bueno { background-color: var(--success-light); color: var(--success); }
.badge-baja { background-color: var(--danger-light); color: var(--danger); }
.badge-default { background-color: var(--border-color); color: var(--text-muted); }

/* Acciones en Tabla */
.action-buttons {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-action-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    cursor: pointer;
    color: var(--text-muted);
    transition: var(--transition-fast);
}

.btn-action-icon:hover {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
    transform: scale(1.05);
}

.btn-action-icon-danger:hover {
    background-color: var(--danger-light);
    color: var(--danger);
    border-color: var(--danger);
}

/* Paginación */
.pagination-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 1.5rem;
}

.pagination-info {
    font-size: 0.85rem;
    color: var(--text-muted);
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    background-color: var(--bg-card);
    color: var(--text-main);
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
}

.page-link:hover:not(.disabled):not(.active) {
    background-color: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

.page-link.active {
    background-color: var(--primary);
    color: var(--text-white);
    border-color: var(--primary);
    cursor: default;
}

.page-link.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* =========================================================================
   FORMULARIOS ALTA / EDICIÓN Y GESTIÓN DE BIENES
   ========================================================================= */

.card {
    background-color: var(--bg-card);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.card-title-section {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1.25rem;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 2rem;
}

.card-title {
    font-size: 1.35rem;
    color: var(--text-main);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-grid-full {
    grid-column: span 2;
}

.form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.75rem;
    border-radius: var(--radius-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--primary);
    color: var(--text-white);
    box-shadow: 0 4px 10px rgba(79, 70, 229, 0.25);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
}

.btn-secondary {
    background-color: var(--bg-body);
    color: var(--text-main);
    border-color: var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.btn-danger {
    background-color: var(--danger);
    color: var(--text-white);
}

.btn-danger:hover {
    background-color: #dc2626;
}

.btn-warning {
    background-color: var(--warning);
    color: var(--text-white);
    box-shadow: 0 4px 10px rgba(245, 158, 11, 0.25);
}

.btn-warning:hover {
    background-color: #d97706;
}

/* =========================================================================
   MENSAJES DE ALERTA (FLASH)
   ========================================================================= */

.alert-container {
    margin-bottom: 1.5rem;
}

.alert {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    margin-bottom: 0.75rem;
    box-shadow: var(--shadow-sm);
    border-left: 5px solid transparent;
}

.alert-success {
    background-color: var(--success-light);
    color: #065f46;
    border-left-color: var(--success);
}

.alert-danger {
    background-color: var(--danger-light);
    color: #991b1b;
    border-left-color: var(--danger);
}

.alert-warning {
    background-color: var(--warning-light);
    color: #92400e;
    border-left-color: var(--warning);
}

/* =========================================================================
   VISTA DE ERRORES LIMPIA
   ========================================================================= */

.error-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.error-card {
    max-width: 500px;
    width: 100%;
    text-align: center;
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 3.5rem 2rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
}

.error-code {
    font-family: var(--font-display);
    font-size: 6rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
    margin-bottom: 1rem;
    letter-spacing: -0.05em;
    text-shadow: 0 10px 20px var(--primary-light);
}

.error-title {
    font-size: 1.75rem;
    margin-bottom: 1rem;
}

.error-message {
    color: var(--text-muted);
    margin-bottom: 2rem;
    line-height: 1.6;
}

/* =========================================================================
   MODALES Y POPUPS
   ========================================================================= */

.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background-color: rgba(15, 23, 42, 0.4);
    backdrop-filter: blur(4px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-fast);
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-container {
    width: 100%;
    max-width: 500px;
    background-color: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-color);
    transform: translateY(20px);
    transition: transform var(--transition-normal);
}

.modal-backdrop.open .modal-container {
    transform: translateY(0);
}

.modal-header {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1.5rem;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
}

/* =========================================================================
   DISEÑO EXCLUSIVO PARA IMPRESIÓN DEL ACTA DE BAJA (A4 FISICO)
   ========================================================================= */

.acta-print-view {
    background-color: #ffffff;
    color: #000000;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 3rem;
}

.acta-a4-sheet {
    width: 210mm; /* Dimensiones A4 */
    min-height: 297mm;
    padding: 20mm 20mm;
    margin: 0 auto;
    background: #ffffff;
    font-family: 'Times New Roman', Times, serif; /* Formato institucional clásico */
    font-size: 11pt;
    line-height: 1.6;
    color: #000000;
    display: flex;
    flex-direction: column;
}

.acta-nro-header {
    font-size: 14pt;
    font-weight: bold;
    text-align: center;
    margin-bottom: 2.5rem;
    letter-spacing: 0.1em;
}

.acta-body-text {
    text-align: justify;
    margin-bottom: 2rem;
    text-indent: 2.5rem; /* Sangría formal */
}

.acta-divider-line {
    border-top: 1px dashed #000000;
    margin: 1.5rem 0;
}

.acta-table {
    width: 100%;
    border-collapse: collapse;
    margin: 2rem 0;
}

.acta-table th, .acta-table td {
    border: 1px solid #000000;
    padding: 0.6rem 0.8rem;
    text-align: left;
    font-size: 10pt;
}

.acta-table th {
    background-color: #f2f2f2;
    font-weight: bold;
}

.acta-firmas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 4rem;
    margin-top: auto; /* Empuja las firmas al final de la página */
    padding-top: 4rem;
}

.acta-firma-box {
    text-align: center;
    border-top: 1px solid #000000;
    padding-top: 0.5rem;
    font-size: 10pt;
}

.acta-firma-subtext {
    font-size: 8pt;
    color: #555555;
    margin-top: 0.25rem;
}

.no-print-zone {
    padding: 1rem;
    background-color: #f1f5f9;
    border-bottom: 1px solid #cbd5e1;
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

/* =========================================================================
   DISEÑO RESPONSIVO COMPLETO (CELULARES Y TABLETS)
   ========================================================================= */

@media (max-width: 1024px) {
    .sidebar {
        position: fixed;
        left: 0;
        top: 0;
        bottom: 0;
        transform: translateX(-100%);
    }
    
    .sidebar.open {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }
    
    .top-navbar {
        padding: 0 1.25rem;
    }
    
    .navbar-brand {
        display: flex;
    }
}

@media (max-width: 768px) {
    .navbar-page-title {
        display: none; /* Ocultar el título de página en celulares para que no choque con el logo */
    }
    
    .content-body {
        padding: 1.25rem;
    }
    
    /* Reorganización de filtros a vertical en móviles */
    .filter-form {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    
    .btn-filter-action {
        width: 100%;
        justify-content: center;
    }
    
    /* Conversión de Tablas a tarjetas auto-ajustables en Celulares */
    .data-table thead {
        display: none; /* Oculta headers en pantalla pequeña */
    }
    
    .data-table tbody tr {
        display: block;
        background-color: var(--bg-card);
        border: 1px solid var(--border-color);
        border-radius: var(--radius-md);
        margin-bottom: 1rem;
        padding: 1rem;
        box-shadow: var(--shadow-sm);
    }
    
    .data-table td {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 0.5rem 0;
        border-bottom: 1px solid rgba(0,0,0,0.03);
    }
    
    .data-table td::before {
        content: attr(data-label);
        font-weight: 700;
        color: var(--text-muted);
        font-size: 0.8rem;
    }
    
    .data-table td:last-child {
        border-bottom: none;
        padding-top: 0.75rem;
        justify-content: flex-end;
    }
    
    .action-buttons {
        width: 100%;
        justify-content: flex-end;
    }
    
    /* Grid de formularios */
    .form-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .form-grid-full {
        grid-column: span 1;
    }
    
    .form-actions {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .form-actions .btn {
        width: 100%;
    }
    
    /* Paginación en móviles */
    .pagination-wrapper {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    /* Login en Celulares */
    .login-card {
        padding: 2rem 1.5rem;
    }
    
    /* Navbar en Celulares */
    .navbar-right {
        gap: 0.5rem;
    }
    
    .nav-btn span {
        display: none; /* Oculta texto de botones, deja iconos */
    }
    
    .nav-btn {
        padding: 0.5rem;
        width: 36px;
        height: 36px;
        justify-content: center;
    }
}

/* =========================================================================
   DISEÑO EN IMPRESORA (REGLA PRINT)
   ========================================================================= */

@media print {
    body, .main-content, .app-container {
        background-color: #ffffff !important;
        color: #000000 !important;
        display: block !important;
        overflow: visible !important;
        height: auto !important;
    }
    
    .sidebar, .top-navbar, .no-print-zone, .alert-container, .navbar, .action-buttons {
        display: none !important;
    }
    
    .acta-print-view {
        padding: 0 !important;
        margin: 0 !important;
    }
    
    .acta-a4-sheet {
        padding: 0 !important;
        margin: 0 !important;
        width: 100% !important;
        height: 100% !important;
        box-shadow: none !important;
        border: none !important;
    }
}