/* ==========================================================================
   Importar Fuentes y Variables Globales
   ========================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;600;700&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

:root {
    --bg-main: #f4f7fe; /* Fondo exterior más suave */
    --bg-card: #ffffff;
    --sidebar-bg: #111c44; /* Azul oscuro muy elegante */
    --sidebar-hover: #1a296c;
    --text-main: #2b3674;
    --text-muted: #a3aed1;
    --accent: #4318FF; /* Azul vibrante estilo moderno */
    --border-radius: 15px; /* Bordes más redondeados */
    --shadow: 0px 18px 40px rgba(112, 144, 176, 0.12);
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    display: flex;
    justify-content: center;
    align-items: center; /* ¡Esto vuelve a centrar el Login verticalmente! */
    min-height: 100vh;
    padding: 2vh 2vw; /* Un margen pequeño y proporcional a los bordes de la pantalla */
    margin: 0;
}

/* ==========================================================================
   Auth Background (Login / Registro)
   ========================================================================== */
.login-body {
    background-image:
        linear-gradient(180deg, rgba(9, 26, 63, 0.78), rgba(24, 58, 112, 0.72)),
        url('../img/fondopantalla.jpg');
    background-position: center, center;
    background-repeat: no-repeat, no-repeat;
    background-size: cover, cover;
}

/* ==========================================================================
   Layout Principal y Sidebar
   ========================================================================== */
.panel-container {
    background-color: var(--bg-main);
    width: 100%;
    max-width: 1600px; /* Súper ancho para las tablas, pero con un límite */
    min-height: 90vh; /* Permite que se vea el fondo por arriba y abajo */
    border-radius: var(--border-radius); /* Vuelven los bordes redondeados */
    display: flex;
    overflow: hidden;
    box-shadow: var(--shadow); /* Vuelve la sombra flotante */
}
.sidebar {
    background-color: var(--sidebar-bg);
    color: white;
    width: 280px;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
}

.sidebar h2 {
    text-align: center;
    margin-bottom: 50px;
    font-size: 1.8em;
    font-weight: 700;
    letter-spacing: 1px;
}

.sidebar h2 img {
    max-width: 130px;
    height: auto;
    display: block;
    margin: 0 auto 8px;
    filter: none;
}

.sidebar h2 span {
    display: block;
    font-size: 0.45em;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.6);
    font-weight: 600;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin-bottom: 10px;
}

.sidebar-menu li a {
    color: var(--text-muted);
    text-decoration: none;
    display: flex;
    align-items: center;
    padding: 15px 20px;
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 1.05em;
    font-weight: 600;
}

.sidebar-menu li a i {
    margin-right: 15px;
    font-size: 1.2em;
}

.sidebar-menu li a:hover, 
.sidebar-menu li a.active {
    background-color: var(--sidebar-hover);
    color: white;
    border-left: 4px solid var(--accent);
}

/* ==========================================================================
   Área de Contenido y Tarjetas
   ========================================================================== */
.main-content {
    flex: 1;
    padding: 40px;
    overflow-y: auto;
}

.main-content h1 {
    font-size: 2em;
    margin-bottom: 30px;
    color: var(--text-main);
}

.widget-card {
    background-color: var(--bg-card);
    border-radius: var(--border-radius);
    padding: 25px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    border: none;
}

.widget-header {
    font-size: 1.2em;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-main);
    border-bottom: 2px solid #f0f0f0;
    padding-bottom: 15px;
}

/* ==========================================================================
   Tablas Modernas y Etiquetas de Estado (Badges)
   ========================================================================== */
/* Scroll horizontal en todas las tablas cuando no entran en pantalla */
.table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

table {
    width: 100%;
    border-collapse: collapse;
}

.table-admin {
    min-width: 900px;
}

table th {
    background-color: transparent;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85em;
    border-bottom: 1px solid #e2e8f0;
    padding: 15px 10px;
}

table td {
    padding: 15px 10px;
    border-bottom: 1px solid #f4f7fe;
    color: var(--text-main);
    font-weight: 600;
    vertical-align: middle;
}

table tr:hover {
    background-color: #f8fafc;
}

/* Badges de Estado */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 700;
    text-transform: uppercase;
    display: inline-block;
}

.badge-pendiente { background-color: #fffbeb; color: #b45309; }
.badge-aprobado { background-color: #f0fdf4; color: #15803d; }
.badge-rechazado { background-color: #fef2f2; color: #b91c1c; }

/* ==========================================================================
   Formularios y Botones
   ========================================================================== */
button, .btn {
    padding: 12px 24px;
    background-color: var(--accent);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    text-decoration: none;
    display: inline-block;
}

button:hover, .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(67, 24, 255, 0.4);
}

input, select {
    width: 100%;
    padding: 14px;
    border: 1px solid #e2e8f0;
    border-radius: 10px;
    background-color: #f8fafc;
    color: var(--text-main);
    margin-top: 5px;
    margin-bottom: 20px;
    font-size: 1em;
    transition: border-color 0.3s;
}

input:focus, select:focus {
    outline: none;
    border-color: var(--accent);
    background-color: #fff;
}

/* ==========================================================================
   Efectos de Barra Lateral Colapsable
   ========================================================================== */
.sidebar {
    transition: width 0.3s ease, padding 0.3s ease;
    position: relative; /* Necesario para el botón flotante */
}

/* El botón circular que quedará en el borde de la barra */
.toggle-btn {
    position: absolute;
    top: 40px;
    right: -15px; /* Lo saca un poco hacia afuera */
    background-color: var(--accent);
    color: white;
    border: none;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    z-index: 100;
    transition: transform 0.3s ease;
}

/* --- ESTADO COLAPSADO --- */
.sidebar.collapsed {
    width: 90px;
    padding: 40px 15px;
}

/* Giramos la flecha cuando está colapsado */
.sidebar.collapsed .toggle-btn {
    transform: rotate(180deg);
}

/* Ocultamos textos del logo y menú */
.sidebar.collapsed h2 span,
.sidebar.collapsed .sidebar-menu li a span {
    display: none;
}

/* Ajustamos el logo centralizado */
.sidebar.collapsed h2 {
    font-size: 1.2em;
}

.sidebar.collapsed h2 img {
    max-width: 50px;
}

/* Centramos los íconos del menú */
.sidebar-menu li a {
    white-space: nowrap; /* Evita que el texto baje de línea al encogerse */
    overflow: hidden;
}

.sidebar.collapsed .sidebar-menu li a {
    justify-content: center;
    padding: 15px 0;
}

.sidebar.collapsed .sidebar-menu li a i {
    margin-right: 0;
    font-size: 1.4em;
}

/* ==========================================================================
   Cabeceras de Página (Page Headers)
   ========================================================================== */
.content-wrapper {
    max-width: 1500px; /* Ancho ampliado para tablas con más columnas */
    margin: 0 auto;
}

.page-header-card {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
    padding: 30px;
    background: linear-gradient(135deg, var(--sidebar-bg), var(--accent));
    border-radius: var(--border-radius);
    color: white;
    box-shadow: var(--shadow);
}

.page-header-icon {
    width: 70px;
    height: 70px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2em;
    border: 3px solid rgba(255, 255, 255, 0.5);
}

.page-header-info h2 {
    margin-bottom: 5px;
    font-size: 1.8em;
    font-weight: 700;
}

.page-header-info p {
    opacity: 0.9;
    font-size: 1em;
    margin: 0;
}

/* ==========================================================================
   Estructura de Formularios (Grids y Secciones)
   ========================================================================== */
.form-section-title {
    font-size: 1.1em;
    color: var(--accent);
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
}

.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr; /* Esto crea las 2 columnas perfectas */
    gap: 20px;
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-main);
    font-size: 0.9em;
    transition: color 0.3s;
}

/* Diseño responsivo: si la pantalla es pequeña (celular), pasa a 1 columna */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
}

/* ==========================================================================
   RESPONSIVE - DISPOSITIVOS MÓVILES (Smartphones y Tablets)
   ========================================================================== */

/* Botón Hamburguesa (Oculto en PC, visible en móviles) */
.mobile-menu-btn {
    display: none;
    margin-bottom: 20px;
    background-color: var(--sidebar-bg);
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 8px;
    font-size: 1.1em;
    cursor: pointer;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    font-weight: 600;
}

/* Fondo oscuro cuando el menú móvil está abierto */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(17, 28, 68, 0.7); /* Tono azul oscuro transparente */
    z-index: 998;
    display: none;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
    display: block;
    opacity: 1;
}

/* ==========================================================================
   Botón de Ver Archivo / Comprobante
   ========================================================================== */
.btn-ver-archivo {
    display: inline-flex; /* Esto es la magia que evita que se achate */
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 14px; /* Más espacio arriba/abajo y a los lados */
    background-color: #f0f4ff; /* Fondo azul clarito */
    color: var(--accent);
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.85em;
    text-decoration: none;
    white-space: nowrap; /* ESTO ES CLAVE: Evita que "Ver" y "Archivo" queden en dos líneas */
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.btn-ver-archivo:hover {
    background-color: var(--accent);
    color: white;
}

/* Reglas específicas para pantallas de celular o tablet pequeña */
@media (max-width: 900px) {
    body {
        padding: 0; /* Quitamos márgenes exteriores */
    }
    
    .panel-container {
        border-radius: 0; /* Bordes rectos para aprovechar toda la pantalla */
        min-height: 100vh;
    }

    /* Transformar la barra lateral en un menú flotante oculto */
    .sidebar {
        position: fixed;
        top: 0;
        left: -300px; /* Escondida fuera de la pantalla a la izquierda */
        height: 100vh;
        width: 280px !important; /* Ignoramos la función de colapsado del PC */
        z-index: 999;
        transition: left 0.3s ease;
        box-shadow: 4px 0 15px rgba(0,0,0,0.3);
    }

    .sidebar.mobile-open {
        left: 0; /* Desliza el menú hacia adentro */
    }

    /* Ocultar el botoncito de flecha nativo del escritorio */
    .toggle-btn {
        display: none !important;
    }

    /* Mostrar nuestro nuevo botón de hamburguesa */
    .mobile-menu-btn {
        display: inline-flex !important;
        align-items: center;
        gap: 8px;
    }

    /* Ajustes del contenido principal */
    .main-content {
        padding: 15px; /* Menos padding lateral en celulares */
        width: 100%;
    }

    /* Reestructurar las cabeceras (Page Headers) */
    .page-header-card {
        flex-direction: column; /* Apila el icono y el texto */
        text-align: center;
        padding: 20px;
        gap: 10px;
    }

    .page-header-card .notif-wrap {
        margin-left: 0 !important;
        width: 100%;
        display: flex;
        justify-content: center;
    }

    .notif-panel {
        width: min(92vw, 360px) !important;
        right: auto !important;
        left: 50% !important;
        transform: translateX(-50%);
        top: 52px !important;
        max-height: 62vh !important;
    }

    .notif-btn {
        min-width: 46px;
        min-height: 44px;
    }

    .page-header-info h2 {
        font-size: 1.4em;
    }

    /* Reestructurar la barra de filtros del Administrador */
    .filter-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-bar input, .filter-bar select, .filter-bar button {
        width: 100%;
        margin-bottom: 5px;
    }

    .admin-filtros-top {
        flex-direction: column;
        align-items: stretch !important;
        gap: 10px !important;
    }

    .admin-filtro-buscar,
    .admin-filtro-estado {
        min-width: 100% !important;
        width: 100%;
    }

    .admin-filtros-acciones {
        width: 100%;
        flex-wrap: wrap;
        gap: 8px !important;
    }

    .admin-filtros-acciones > * {
        flex: 1 1 100%;
        justify-content: center;
    }

    .admin-filtros-avanzados {
        align-items: stretch !important;
    }

    .admin-filtro-item {
        flex: 1 1 100%;
        width: 100%;
    }

    .admin-filtro-item input,
    .admin-filtro-item select {
        min-width: 100% !important;
        width: 100%;
    }

    .paginacion {
        flex-wrap: wrap;
    }

    .conta-tabs-header {
        flex-wrap: wrap;
        gap: 10px;
        padding: 0 10px !important;
    }

    .conta-tabs-nav {
        width: 100%;
        flex-wrap: wrap;
    }

    .conta-tabs-nav a {
        flex: 1 1 calc(50% - 4px);
        justify-content: center;
        padding: 12px 10px !important;
    }

    .conta-reporte-btn {
        width: 100%;
        justify-content: center;
        margin: 0 0 10px 0 !important;
    }

    .caja-actions {
        min-width: 140px;
    }

    /* Tablas adaptables (Permite scroll horizontal solo en la tabla) */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        border-radius: 8px;
    }

    .table-admin td, .table-admin th {
        padding: 10px;
        font-size: 0.9em;
    }

    .pagination {
        gap: 6px;
        flex-wrap: wrap;
    }

    .page-link {
        padding: 7px 11px;
        font-size: 0.82em;
    }

    .report-two-col,
    .perfil-two-col {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    .hijos-form {
        gap: 12px !important;
    }

    .hijos-form > div {
        flex: 1 1 100% !important;
        min-width: 100% !important;
    }

    .hijos-form button {
        width: 100%;
    }

    /* Ajustar vista de Login */
    .login-container {
        padding: 30px 20px;
        margin: 15px;
        width: 100%;
    }
}

@media (max-width: 520px) {
    .main-content {
        padding: 12px;
    }

    .widget-card {
        padding: 16px;
        margin-bottom: 18px;
    }

    .page-header-info h2 {
        font-size: 1.2em;
        line-height: 1.3;
    }

    .page-header-info p {
        font-size: 0.9em;
    }

    .btn-ver-archivo {
        padding: 7px 10px;
        font-size: 0.78em;
    }

    .conta-tabs-nav a {
        flex-basis: 100%;
    }
}

/* ==========================================================================
   Ventana Modal de Aprobación
   ========================================================================== */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: rgba(15, 23, 42, 0.75);
    display: none; /* Oculto por defecto */
    justify-content: center; align-items: center;
    z-index: 1000;
    opacity: 0; transition: opacity 0.3s ease;
}
.modal-overlay.active { display: flex; opacity: 1; }

.modal-content {
    background-color: white;
    width: 90%; max-width: 400px;
    border-radius: 12px; padding: 25px;
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
    transform: translateY(-20px); transition: transform 0.3s ease;
}
.modal-overlay.active .modal-content { transform: translateY(0); }

.modal-header {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 15px; border-bottom: 1px solid #e2e8f0; padding-bottom: 10px;
}
.modal-header h3 { margin: 0; font-size: 1.2em; color: var(--text-main); display: flex; align-items: center; gap: 8px;}
.close-btn { background: none; border: none; font-size: 1.2em; cursor: pointer; color: #94a3b8; }
.close-btn:hover { color: #ef4444; }

/* ==========================================================================
   Paginación
   ========================================================================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 25px;
    padding-bottom: 20px;
}

.page-link {
    padding: 8px 14px;
    background-color: #fff;
    border: 1px solid #cbd5e1;
    border-radius: 6px;
    color: #475569;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9em;
    transition: all 0.2s ease;
}

.page-link:hover {
    border-color: var(--accent);
    color: var(--accent);
    background-color: #f8fafc;
}

.page-link.active {
    background-color: var(--accent);
    color: white;
    border-color: var(--accent);
}

/* =========================================
   ESTILOS PARA LAS ETIQUETAS DE ESTADO
   ========================================= */
.badge {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8em;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

/* 1. Pendiente - Amarillo/Naranja */
.badge-pendiente {
    background-color: #fef3c7;
    color: #d97706;
    border: 1px solid #fde68a;
}

/* 2. Aprobado para Facturación - Azul/Celeste */
.badge-aprobado_facturacion {
    background-color: #e0f2fe;
    color: #0284c7;
    border: 1px solid #bae6fd;
}

/* 3. Completado / Aprobado Final - Verde */
.badge-completado, 
.badge-aprobado {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

/* 4. Rechazado - Rojo */
.badge-rechazado {
    background-color: #fee2e2;
    color: #b91c1c;
    border: 1px solid #fecaca;
}