:root {
    --dark-navy: #07091e;
    --navy: #112240;
    --navy-light: #172a45;
    --light-text: #E6F1FF;
    --medium-text: #8892B0;
    --accent-yellow: #FFCA28;
    --border-color: #233554;
    /* Variables para el nuevo Layout */
    --sidebar-width: 260px;
    --sidebar-width-collapsed: 80px;
    --topbar-height: 60px; /* Sincronizado con .navbar padding */
}

/* ==========================================================================
   NUEVO LAYOUT PRINCIPAL (Sidebar)
   ========================================================================== */
html {
    height: 100%;
}

body {
    background-color: var(--dark-navy);
    color: var(--light-text);
    font-family: 'Montserrat', sans-serif; /* Se mantiene para el texto general */
    transition: margin-left 0.3s ease;
}

/* --- 1. Estilos del Sidebar --- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background-color: var(--navy);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    overflow-y: auto;
    transition: width 0.3s ease;
    z-index: 1000;
}

/* Encabezado del sidebar (logo) */
.sidebar-brand {
    padding: 0 1.25rem;
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    text-decoration: none;
}

    .sidebar-brand a {
        text-decoration: none;
    }

    .sidebar-brand img {
        height: 40px;
        margin-right: 10px;
        transition: margin 0.3s ease;
    }

    .sidebar-brand span {
        color: white;
        font-size: 1.15rem;
        font-weight: 600;
        opacity: 1;
        transition: opacity 0.3s ease;
        white-space: nowrap;
        padding-top: 4px;
    }

.sidebar-divider {
    border-top: 1px solid var(--border-color);
    margin: 1rem;
}

/* Enlaces de navegación (usa tus estilos de .navbar-nav) */
.sidebar-nav {
    padding: 0 0.75rem;
    list-style: none;
    flex-grow: 1;
}

    .sidebar-nav .nav-item {
        margin: 0;
    }

    .sidebar-nav .nav-link {
        display: flex;
        align-items: center;
        padding: 10px 15px; /* Ajuste ligero */
        border-radius: 50px;
        font-weight: 600;
        color: var(--medium-text);
        background-color: transparent;
        transition: all 0.3s ease;
        border: 2px solid transparent;
        white-space: nowrap;
        margin-bottom: 5px;
        text-decoration: none;
    }

        .sidebar-nav .nav-link i {
            font-size: 1.2rem;
            margin-right: 1rem;
            width: 20px; /* Ancho fijo */
            text-align: center;
            transition: margin 0.3s ease;
        }

        .sidebar-nav .nav-link span {
            opacity: 1;
            transition: opacity 0.3s ease;
        }

        .sidebar-nav .nav-link i {
            font-size: 1.2rem;
            margin-right: 1rem;
            width: 20px;
            text-align: center;
            transition: all 0.3s ease; /* Asegúrate de que la transición esté aquí */
        }

        .sidebar-nav .nav-link:hover {
            color: var(--light-text);
            background-color: var(--navy-light);
        }

        .sidebar-nav .nav-link:hover i {
            transform: scale(1.1); /* Agranda ligeramente el icono */
        }
    .sidebar-nav .nav-item.active .nav-link {
        background-color: var(--navy-light); /* Un fondo sutil para el estado activo */
        color: var(--accent-yellow);
        border-left: 4px solid var(--accent-yellow); /* Borde izquierdo como indicador */
        border-radius: 0; /* Opcional: para un look más plano en el borde */
    }

    /* Submenús */
    .sidebar-nav .nav-sub-menu {
        list-style: none;
        padding-left: 1.5rem; /* Indentación */
        margin: 0;
    }

        .sidebar-nav .nav-sub-menu .nav-link {
            padding-top: 0.4rem;
            padding-bottom: 0.4rem;
            font-size: 0.9rem;
            color: var(--medium-text);
        }

            .sidebar-nav .nav-sub-menu .nav-link:hover {
                color: var(--light-text);
            }

.nav-section-title {
    color: #6c757d;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    padding: 1rem 1.25rem;
    white-space: nowrap;
    opacity: 1;
    transition: opacity 0.3s ease;
}

/* --- 2. Estilos del Contenido Principal --- */
.main-content {
    margin-left: var(--sidebar-width);
    padding-top: var(--topbar-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
    background-color: #0a192f;
    animation: fadeIn 0.5s ease-in-out;
}

/* Tu estilo .navbar se aplica a .top-bar */
.top-bar {
    position: fixed;
    top: 0;
    left: var(--sidebar-width);
    right: 0;
    height: var(--topbar-height);
    z-index: 999;
    transition: left 0.3s ease;
    padding-top: 10px; /* Ajuste para sincronizar con altura */
    padding-bottom: 10px; /* Ajuste para sincronizar con altura */
}

/* Footer */
.main-content .footer {
    margin-top: auto; /* Empuja el footer al fondo */
    padding: 1rem 0;
    color: var(--medium-text);
    font-size: 0.9rem;
}

/* --- 3. Estado Colapsado --- */
body.sidebar-collapsed .sidebar {
    width: var(--sidebar-width-collapsed);
}

body.sidebar-collapsed .main-content {
    margin-left: var(--sidebar-width-collapsed);
}

body.sidebar-collapsed .top-bar {
    left: var(--sidebar-width-collapsed);
}

body.sidebar-collapsed .sidebar-brand span,
body.sidebar-collapsed .sidebar-nav .nav-link span,
body.sidebar-collapsed .nav-section-title {
    opacity: 0;
    width: 0;
    overflow: hidden;
}

body.sidebar-collapsed .sidebar-brand img {
    margin-left: -5px;
}

body.sidebar-collapsed .sidebar-nav .nav-link i {
    margin: 0;
}

body.sidebar-collapsed .sidebar-nav .nav-sub-menu {
    display: none;
}

body.sidebar-collapsed .sidebar-nav .nav-link[data-bs-toggle="collapse"]::after {
    display: none;
}
/* ==========================================================================
   FIN DEL NUEVO LAYOUT
   ========================================================================== */


/* --- Estilos de Navegación (Tus originales, ahora para .top-bar) --- */
.navbar {
    background-color: var(--navy) !important;
    border-bottom: 1px solid var(--border-color);
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.navbar-brand {
    padding-top: 0;
    padding-bottom: 0;
    margin-right: 2rem;
}

    .navbar-brand img {
        height: 40px !important;
        width: auto;
    }

/* --- Estilos de Componentes (Tus originales, sin cambios) --- */
h1, h2, h3, h4, h5, h6 {
    color: var(--light-text);
    font-family: 'Poppins', sans-serif; /* Nueva fuente para encabezados */
    font-weight: 700;
}

p {
    color: var(--medium-text);
}

.card {
    background-color: var(--navy);
    border: 1px solid var(--border-color);
    color: var(--light-text);
}

.card-header, .card-footer {
    background-color: transparent;
    border-bottom: 1px solid var(--border-color);
    border-top: 1px solid var(--border-color);
}

.list-group-item {
    background-color: var(--dark-navy);
    border: 1px solid var(--border-color);
    color: var(--light-text);
}

#file-list {
    max-height: 300px;
    overflow-y: auto;
}

#upload-card.drag-over {
    border-color: var(--accent-yellow);
    border-style: dashed;
    opacity: 0.8;
}

/* --- Estilos de la Tabla de Resultados (Tus originales, sin cambios) --- */
.table {
    background-color: var(--navy);
    color: var(--light-text);
}

    .table th, .table td {
        border-color: var(--border-color);
        vertical-align: middle;
    }

    .table thead th {
        background-color: var(--dark-navy);
        color: var(--light-text);
        font-weight: 600;
    }

    .table code {
        display: inline-block;
        width: 100%;
        box-sizing: border-box;
        color: #c5d3de;
        background-color: #081221;
        padding: 8px 10px;
        border-radius: 4px;
        border: 1px solid var(--border-color);
        white-space: pre-wrap;
        word-break: break-all;
    }

.line-highlight {
    display: block;
    background-color: rgba(255, 202, 40, 0.15);
    border-left: 3px solid var(--accent-yellow);
    padding-left: 10px;
    margin-left: -13px;
}

/* --- Estilos del Panel de Resumen y Dashboard (Tus originales, sin cambios) --- */
.summary-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.25rem;
    margin-top: 1rem;
    background-color: var(--dark-navy);
    border-top: 2px solid var(--accent-yellow);
}

    .summary-total .total-label {
        font-weight: 600;
        font-size: 1.1rem;
        color: var(--light-text);
    }

    .summary-total .total-value {
        font-size: 2.5rem;
        font-weight: 700;
        color: var(--accent-yellow);
    }

.kpi-card {
    border-left: 4px solid var(--accent-yellow);
    transition: transform 0.2s ease-in-out, border-color 0.2s ease-in-out;
}

    .kpi-card:hover {
        transform: translateY(-5px);
        border-left-color: #ffde70;
    }

    .kpi-card h5 {
        font-size: 1rem;
        font-weight: 600;
        color: var(--medium-text);
        margin-bottom: 0.5rem;
    }

    .kpi-card p {
        font-size: 2rem;
        font-weight: 700;
        color: var(--light-text);
        margin-bottom: 0;
    }

/* --- Estilos de Botones y Badges (Tus originales, sin cambios) --- */
.badge {
    background-color: var(--accent-yellow) !important;
    color: var(--dark-navy) !important;
    font-weight: 600;
}

.btn {
    transition: opacity 0.2s ease-in-out, transform 0.2s ease-in-out;
}

    .btn:hover {
        opacity: 0.9;
        transform: scale(1.02);
    }

.btn-primary {
    background-color: var(--accent-yellow);
    border-color: var(--accent-yellow);
    color: var(--dark-navy);
    font-weight: 600;
}

.btn-secondary {
    background-color: transparent;
    border: 1px solid var(--accent-yellow);
    color: var(--accent-yellow);
}
/* Modificación para el botón de toggle */
.btn-outline-secondary {
    color: var(--medium-text);
    border-color: var(--border-color);
}

    .btn-outline-secondary:hover {
        background-color: var(--navy-light);
        color: var(--light-text);
        border-color: var(--border-color);
    }


.btn-success {
    background-color: #198754;
    border-color: #198754;
    color: white;
}

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
    color: white;
}

/* --- Estilos de Información de Usuario en Navbar (Tus originales, sin cambios) --- */
.user-info {
    display: flex;
    flex-direction: column;
    text-align: right;
    line-height: 1.2;
}

    .user-info .user-name {
        font-size: 0.95rem; /* Un poco más grande */
        font-weight: 600;
        color: var(--light-text); /* Color más brillante */
    }

    .user-info .user-credits {
        font-size: 0.75rem;
        font-weight: 400;
        color: var(--medium-text);
    }

/* --- Estilos para la Barra de Desplazamiento (Tus originales, sin cambios) --- */
::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--dark-navy);
}

::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 20px;
    border: 3px solid var(--dark-navy);
}

    ::-webkit-scrollbar-thumb:hover {
        background-color: var(--navy-light);
    }

/* --- Otros (Tus originales, sin cambios) --- */
a {
    color: var(--accent-yellow);
    text-decoration: none;
}

    a:hover {
        color: #ffde70;
    }

/* --- Estilos para Badges por Severidad (Tus originales, sin cambios) --- */
.badge.bg-danger {
    background-color: #dc3545 !important;
    color: white !important;
}

.badge.bg-info {
    background-color: #0dcaf0 !important;
    color: white !important;
}

.badge.bg-warning {
    background-color: var(--accent-yellow) !important;
    color: var(--dark-navy) !important;
}

/* ==========================================================================
   CORRECCIÓN PARA LOS BOTONES DEL PANEL DE ADMINISTRACIÓN (Tus originales)
   ========================================================================== */
.table td.text-end {
    visibility: visible !important;
    display: table-cell !important;
}

.btn-group {
    visibility: visible !important;
    display: inline-flex !important;
    opacity: 1 !important;
}

/* ==========================================================================
   ESTILOS PARA EL DOCUMENTADOR GEMINI (Tus originales, sin cambios)
   ========================================================================== */
.prose-custom {
    color: #374151;
}

    .prose-custom h1, .prose-custom h2, .prose-custom h3 {
        color: #111827;
        font-weight: 700;
    }

    .prose-custom code {
        background-color: #F3F4F6;
        color: #4B5563;
        padding: 2px 4px;
        border-radius: 4px;
    }

    .prose-custom pre {
        background-color: #1F2937;
        color: #D1D5DB;
        padding: 1rem;
        border-radius: 0.5rem;
    }

.loader {
    border: 4px solid #f3f3f3;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 2rem auto;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.gemini-drop-zone {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2.5rem;
    border: 2px dashed var(--border-color);
    border-radius: 0.5rem;
    transition: background-color 0.2s ease-in-out;
}

    .gemini-drop-zone:hover {
        background-color: var(--navy-light);
    }

    .gemini-drop-zone svg {
        margin: 0 auto;
        height: 3rem;
        width: 3rem;
        color: var(--medium-text);
    }

/* ==========================================================================
   ESTILOS PARA EL NUEVO DROPDOWN DE USUARIO EN LA TOPBAR
   ========================================================================== */

/* 1. Estilo del botón "Hola, Usuario!" */
.topbar-user-toggle {
    color: var(--medium-text) !important;
    font-weight: 600;
    display: flex;
    align-items: center;
    border-radius: 50px;
    padding: 8px 15px;
    transition: all 0.3s ease;
}

    .topbar-user-toggle:hover {
        color: var(--light-text) !important;
        background-color: var(--navy-light);
    }

    .topbar-user-toggle i {
        margin-right: 8px;
        font-size: 1.2rem;
    }

/* 2. Estilo del menú desplegable (fondo oscuro) */
.topbar-dropdown-menu {
    background-color: var(--navy);
    border: 1px solid var(--border-color);
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    margin-top: 10px !important; /* Pequeña separación de la barra */
    padding: 0.5rem 0;
}

    /* 3. Estilo de los items dentro del menú */
    .topbar-dropdown-menu .dropdown-item,
    .topbar-dropdown-menu .dropdown-item-text {
        color: var(--light-text);
        padding: 0.5rem 1.5rem;
        display: flex;
        align-items: center;
    }

        .topbar-dropdown-menu .dropdown-item:hover,
        .topbar-dropdown-menu .dropdown-item:focus {
            background-color: var(--navy-light);
            color: var(--light-text);
        }

    .topbar-dropdown-menu .dropdown-divider {
        border-top: 1px solid var(--border-color);
    }

    /* 4. Estilo de los iconos dentro del menú */
    .topbar-dropdown-menu .dropdown-item i,
    .topbar-dropdown-menu .dropdown-item-text i {
        margin-right: 10px;
        width: 20px;
        text-align: center;
        color: var(--medium-text);
    }

    /* 5. Corrección para el botón de "Cerrar sesión" */
    .topbar-dropdown-menu .form-inline {
        margin: 0;
    }

        .topbar-dropdown-menu .form-inline button {
            width: 100%;
            text-align: left;
        }

/* ========================================= */
/* ==   ESTILOS PARA MODERNIZAR TARJETAS  == */
/* ========================================= */

/* Estilo base para todas las tarjetas de la aplicación */
.card {
    /* Bordes más suaves y redondeados */
    border-radius: 0.75rem; /* 12px */
    /* Reemplaza el borde por defecto por uno más sutil */
    border: 1px solid #e9ecef;
    /* La sombra principal para dar el efecto "flotante" */
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.05);
    /* Una transición suave para el efecto hover */
    transition: box-shadow 0.3s ease-in-out, transform 0.3s ease-in-out;
}

    /* Efecto visual cuando el usuario pasa el mouse sobre la tarjeta */
    .card:hover {
        /* Aumenta la sombra para que parezca que se "eleva" */
        box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
        /* Mueve la tarjeta ligeramente hacia arriba para reforzar el efecto de elevación */
        transform: translateY(-3px);
    }

/* ======================================================= */
/* ==   CORRECCIÓN COLOR ETIQUETAS FLOTANTES (INPUTS)   == */
/* ======================================================= */

/*
  Esta regla apunta a las etiquetas (<label>) que están dentro
  de un contenedor con la clase .form-floating y les asigna
  un color de texto gris estándar para que sean visibles.
*/
.form-floating > label {
    color: #092238; /* Color gris estándar de Bootstrap para placeholders */
}

/* ========================================= */
/* ==   ESTILOS TARJETAS DE ESTADÍSTICAS  == */
/* ========================================= */

.stat-card {
    border: none;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease-in-out, box-shadow 0.3s ease-in-out;
}

    .stat-card:hover {
        transform: translateY(-8px);
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
    }

.main-content {
    margin-left: var(--sidebar-width);
    padding-top: var(--topbar-height);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s ease;
    background-color: #0a192f; /* Un azul marino un poco más claro que --dark-navy */
}

/* --- Animación para el contenido --- */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- Estilos para Formularios --- */
.form-control {
    background-color: var(--navy-light);
    border: 1px solid var(--border-color);
    color: var(--light-text);
    border-radius: 0.5rem;
}

    .form-control:focus {
        background-color: var(--navy-light);
        color: var(--light-text);
        border-color: var(--accent-yellow);
        box-shadow: 0 0 0 3px rgba(255, 202, 40, 0.25); /* Sombra de color de acento */
    }

.form-floating > label {
    color: var(--medium-text);
}

/* ======================================================= */
/* == CORRECCIÓN COLOR AUTOCOMPLETADO DE INPUTS (CHROME) == */
/* ======================================================= */

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active {
    /* Anula el color de texto por defecto del navegador */
    -webkit-text-fill-color: var(--light-text) !important;
    /* Truco para anular el color de fondo por defecto del navegador */
    box-shadow: 0 0 0 30px var(--navy-light) inset !important;
    /* Mantiene la transición suave */
    transition: background-color 5000s ease-in-out 0s;

}

/* ======================================================= */
/* ==   CORRECCIÓN COLOR INPUTS DESHABILITADOS          == */
/* ======================================================= */

.form-control:disabled,
.form-control[readonly] {
    background-color: var(--dark-navy); /* Fondo un poco más oscuro para diferenciarlo */
    color: var(--medium-text); /* Color de texto visible pero atenuado */
    opacity: 0.7; /* Opacidad para dar aspecto de inactivo */
}

/* ======================================================= */
/* ==   DEFINICIÓN DE TEMA CLARO (LIGHT MODE)           == */
/* ======================================================= */

body.light-theme {
    --dark-navy: #f8f9fa; /* Fondo principal muy claro */
    --navy: #ffffff; /* Fondo de tarjetas y sidebar */
    --navy-light: #f1f3f5; /* Hover y fondos sutiles */
    --light-text: #212529; /* Texto principal oscuro */
    --medium-text: #6c757d; /* Texto secundario gris */
    --accent-yellow: #f59f00; /* Un acento naranja/amarillo más visible en claro */
    --border-color: #dee2e6; /* Bordes grises claros */
}

/* ======================================================= */
/* ==   SOLUCIÓN FINAL: FORZAR COLOR EN DASHBOARD       == */
/* ======================================================= */

/*
  Esta regla es súper específica: apunta a cualquier elemento
  con la clase .text-muted que esté DENTRO de un .list-group-item.
  El !important asegura que esta regla gane siempre.
*/
.list-group-item .text-muted {
    color: var(--medium-text) !important;
    opacity: 0.9 !important;
}

/* Ajuste para el modo claro, para que no sea demasiado oscuro */
body.light-theme .list-group-item .text-muted {
    color: #6c757d !important; /* Un gris estándar para modo claro */
}