/* ========================================
   GNia - Sistema de Inteligencia Artificial
   Estilos Institucionales Formales
   ======================================== */

/* === VARIABLES === */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans:wght@300;400;500;700&family=Montserrat:wght@300;400;600;700&display=swap');

:root {
    /* Colores Oficiales Guardia Nacional */
    --color-primario: #611232;         /* Guinda oficial */
    --color-secundario: #8B1538;       /* Guinda más oscuro */
    --color-acento: #B58500;           /* Dorado/mostaza */
    --color-fondo: #F5F5F5;            /* Gris claro */
    --color-texto: #333333;            /* Texto principal */
    --color-texto-claro: #666666;      /* Texto secundario */
    --color-borde: #EFEFEF;            /* Bordes suaves */
    --color-blanco: #FFFFFF;
    --color-link: #8B1538;             /* Guinda oscuro para enlaces */
    --color-success: #28A745;
    --color-warning: #FFC107;
    --color-error: #DC3545;

    /* Tipografía Oficial */
    --fuente-principal: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --fuente-secundaria: 'Montserrat', sans-serif;
    --fuente-mono: 'Courier New', monospace;

    /* Espaciado */
    --espacio-xs: 4px;
    --espacio-sm: 8px;
    --espacio-md: 16px;
    --espacio-lg: 24px;
    --espacio-xl: 32px;

    /* Sombras sutiles estilo gob.mx */
    --sombra-suave: 0 1px 3px rgba(0, 0, 0, 0.12);
    --sombra-media: 0 2px 6px rgba(0, 0, 0, 0.16);
    --sombra-fuerte: 0 4px 12px rgba(0, 0, 0, 0.2);

    /* Bordes redondeados */
    --radio-borde: 6px;
}

/* === RESET Y BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--fuente-principal);
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-texto);
    background-color: var(--color-fondo);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* === HEADER INSTITUCIONAL === */
.header-institucional {
    background: var(--color-primario);
    color: var(--color-blanco);
    padding: var(--espacio-lg) 0;
    box-shadow: var(--sombra-media);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--espacio-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--espacio-md);
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--espacio-md);
}

.logo {
    height: 120px;
    width: auto;
    object-fit: contain;
    padding: 10px;
    background-color: var(--color-primario);
    border-radius: 8px;
}

.title-section h1 {
    font-size: 28px;
    font-weight: bold;
    margin-bottom: var(--espacio-xs);
    letter-spacing: 1px;
}

.subtitle {
    font-size: 14px;
    font-weight: normal;
    margin-bottom: var(--espacio-xs);
    opacity: 0.9;
}

.institution {
    font-size: 12px;
    opacity: 0.8;
}

/* === MENÚ DESPLEGABLE === */
.menu-dropdown {
    position: relative;
}

.menu-btn {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--color-blanco);
    border: 2px solid var(--color-blanco);
    padding: var(--espacio-sm) var(--espacio-lg);
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    border-radius: var(--radio-borde);
    display: flex;
    align-items: center;
    gap: var(--espacio-sm);
    transition: all 0.3s ease;
}

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

.menu-icon {
    font-size: 10px;
    transition: transform 0.3s ease;
}

.menu-items {
    position: absolute;
    top: calc(100% + var(--espacio-sm));
    right: 0;
    background-color: var(--color-blanco);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    box-shadow: var(--sombra-fuerte);
    min-width: 280px;
    list-style: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
}

.menu-items.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.menu-items li {
    border-bottom: 1px solid var(--color-borde);
}

.menu-items li:last-child {
    border-bottom: none;
}

.menu-items li.divider {
    height: 1px;
    background-color: var(--color-borde);
    padding: 0;
    margin: var(--espacio-xs) 0;
}

.menu-link {
    display: block;
    padding: var(--espacio-md);
    color: var(--color-texto);
    text-decoration: none;
    transition: all 0.2s ease;
    font-weight: 500;
}

.menu-link:hover {
    background-color: #F0F8FF;
    color: var(--color-primario);
}

.menu-link.active {
    background-color: var(--color-primario);
    color: var(--color-blanco);
}

/* === MAIN CONTAINER === */
.main-container {
    flex: 1;
    max-width: 1200px;
    width: 100%;
    margin: var(--espacio-xl) auto;
    padding: 0 var(--espacio-md);
}

.view {
    display: none;
    animation: fadeIn 0.3s ease;
}

.view.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === VISTA DE CHAT === */
.chat-container {
    background-color: var(--color-blanco);
    border-radius: 8px;
    box-shadow: var(--sombra-media);
    overflow: hidden;
}

.chat-header {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    padding: var(--espacio-md) var(--espacio-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 3px solid var(--color-acento);
}

.chat-header h2 {
    font-size: 20px;
    font-weight: bold;
}

.status-section {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: var(--espacio-xs);
}

.status-indicator {
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 12px;
    background-color: rgba(255, 255, 255, 0.2);
}

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

.session-id {
    font-size: 10px;
    opacity: 0.7;
    font-family: var(--fuente-mono);
}

.chat-messages {
    height: 500px;
    overflow-y: auto;
    padding: var(--espacio-lg);
    background-color: #FAFAFA;
    scroll-behavior: smooth;
}

/* === MENSAJES === */
.message {
    display: flex;
    gap: var(--espacio-md);
    margin-bottom: var(--espacio-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.message-avatar {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: var(--radio-borde);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    background-color: var(--color-primario);
    color: var(--color-blanco);
    overflow: hidden;
}

.message.assistant .message-avatar {
    width: 120px;
    height: 120px;
    background-color: transparent;
}

/* Ocultar avatar del usuario para dar más espacio a GNia */
.message.user .message-avatar {
    display: none;
}

.message-avatar .avatar-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--radio-borde);
}

.message.user .message-avatar {
    background-color: var(--color-secundario);
}

.message.system .message-avatar {
    background-color: var(--color-texto-claro);
}

.message-content {
    flex: 1;
    background-color: var(--color-blanco);
    padding: var(--espacio-md);
    border-radius: 8px;
    border: 1px solid var(--color-borde);
    box-shadow: var(--sombra-suave);
}

.message-content p {
    margin-bottom: var(--espacio-sm);
}

.message-content p:last-child {
    margin-bottom: 0;
}

.message-content ul {
    margin-left: var(--espacio-lg);
    margin-bottom: var(--espacio-sm);
}

.message-content .hint {
    font-size: 12px;
    color: var(--color-texto-claro);
    font-style: italic;
}

.message-meta {
    margin-top: var(--espacio-sm);
    padding-top: var(--espacio-sm);
    border-top: 1px solid var(--color-borde);
    font-size: 11px;
    color: var(--color-texto-claro);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 3px;
    font-size: 10px;
    font-weight: bold;
    text-transform: uppercase;
    margin-right: var(--espacio-xs);
}

.badge.general {
    background-color: #E3F2FD;
    color: #1976D2;
}

.badge.semantica {
    background-color: #E8F5E9;
    color: #388E3C;
}

.badge.estadistica {
    background-color: #FFF3E0;
    color: #F57C00;
}

.fuentes-list {
    margin-top: var(--espacio-sm);
    font-size: 11px;
}

.fuentes-list summary {
    cursor: pointer;
    font-weight: bold;
    color: var(--color-secundario);
    margin-bottom: var(--espacio-xs);
}

.fuente-item {
    padding: var(--espacio-xs);
    margin: var(--espacio-xs) 0;
    background-color: #F0F8FF;
    border-left: 3px solid var(--color-secundario);
    padding-left: var(--espacio-sm);
}

/* === INPUT DE CHAT === */
.chat-input-container {
    padding: var(--espacio-lg);
    background-color: var(--color-blanco);
    border-top: 1px solid var(--color-borde);
    display: flex;
    align-items: flex-end;
    gap: var(--espacio-md);
}

.chat-input-fields {
    flex: 1;
    min-width: 0;
}

.gnia-input-avatar {
    flex-shrink: 0;
    height: 118px;
    width: auto;
    object-fit: contain;
    display: block;
    align-self: center;
}

#user-input {
    width: 100%;
    padding: var(--espacio-md);
    border: 2px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-family: var(--fuente-principal);
    font-size: 14px;
    resize: vertical;
    transition: border-color 0.3s ease;
}

#user-input:focus {
    outline: none;
    border-color: var(--color-primario);
}

.input-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--espacio-sm);
}

.char-counter {
    font-size: 11px;
    color: var(--color-texto-claro);
}

.btn-primary {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    border: none;
    padding: var(--espacio-md) var(--espacio-xl);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radio-borde);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--espacio-sm);
    box-shadow: var(--sombra-suave);
}

.btn-primary:hover {
    background-color: var(--color-secundario);
    transform: translateY(-2px);
    box-shadow: var(--sombra-media);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-primary:disabled {
    background-color: var(--color-borde);
    cursor: not-allowed;
    transform: none;
}

.key-hint {
    font-size: 10px;
    padding: 2px 6px;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

/* === TYPING INDICATOR === */
.typing-indicator {
    display: flex;
    align-items: center;
    gap: var(--espacio-xs);
    padding: var(--espacio-md);
}

.typing-text {
    color: var(--color-texto-claro);
    font-size: 14px;
    font-style: italic;
    margin-right: var(--espacio-sm);
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--color-primario);
    animation: typing 1.4s infinite;
}

.typing-dot:nth-child(2) {
    animation-delay: 0.2s;
}

.typing-dot:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.6;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

/* === VIEW HEADER === */
.view-header {
    margin-bottom: var(--espacio-lg);
    padding-bottom: var(--espacio-md);
    border-bottom: 3px solid var(--color-primario);
}

.view-header h2 {
    font-size: 24px;
    color: var(--color-primario);
    margin-bottom: var(--espacio-sm);
}

.view-description {
    color: var(--color-texto-claro);
    font-size: 14px;
}

.view-content {
    background-color: var(--color-blanco);
    padding: var(--espacio-lg);
    border-radius: 8px;
    box-shadow: var(--sombra-media);
    min-height: 400px;
}

/* === LOADING === */
.loading {
    text-align: center;
    padding: var(--espacio-xl);
    color: var(--color-texto-claro);
    font-style: italic;
}

.loading::after {
    content: '...';
    animation: dots 1.5s infinite;
}

@keyframes dots {
    0%, 20% {
        content: '.';
    }
    40% {
        content: '..';
    }
    60%, 100% {
        content: '...';
    }
}

/* === FOOTER === */
.footer-institucional {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    padding: var(--espacio-lg) 0;
    text-align: center;
    margin-top: auto;
}

.footer-institucional p {
    margin-bottom: var(--espacio-xs);
    font-size: 12px;
}

.footer-links {
    margin-top: var(--espacio-sm);
}

.footer-links a {
    color: var(--color-blanco);
    text-decoration: none;
    margin: 0 var(--espacio-sm);
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-links a:hover {
    opacity: 1;
    text-decoration: underline;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }

    .logo-section {
        width: 100%;
    }

    .menu-dropdown {
        width: 100%;
    }

    .menu-btn {
        width: 100%;
        justify-content: space-between;
    }

    .menu-items {
        width: 100%;
        right: 0;
        left: 0;
    }

    .chat-messages {
        height: 400px;
    }

    .chat-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--espacio-sm);
    }

    .status-section {
        align-items: flex-start;
    }
}

/* === TABLAS Y LISTADOS === */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--espacio-md);
}

table th {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    padding: var(--espacio-md);
    text-align: left;
    font-weight: bold;
    border: 1px solid var(--color-borde);
}

table td {
    padding: var(--espacio-md);
    border: 1px solid var(--color-borde);
}

table tr:nth-child(even) {
    background-color: #F9F9F9;
}

table tr:hover {
    background-color: #F0F8FF;
}

/* === BOTONES SECUNDARIOS === */
.btn-secondary {
    background-color: var(--color-blanco);
    color: var(--color-primario);
    border: 2px solid var(--color-primario);
    padding: var(--espacio-sm) var(--espacio-lg);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--radio-borde);
    transition: all 0.3s ease;
    box-shadow: var(--sombra-suave);
}

.btn-secondary:hover {
    background-color: var(--color-primario);
    color: var(--color-blanco);
    box-shadow: var(--sombra-media);
}

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

.btn-danger:hover {
    background-color: #C82333;
}

/* === FORMULARIOS === */
.form-group {
    margin-bottom: var(--espacio-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--espacio-sm);
    font-weight: bold;
    color: var(--color-texto);
}

.form-group input[type="text"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--espacio-md);
    border: 2px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-family: var(--fuente-principal);
    font-size: 14px;
}

.form-group input[type="checkbox"] {
    margin-right: var(--espacio-sm);
}

/* === ALERTAS === */
.alert {
    padding: var(--espacio-md);
    border-radius: var(--radio-borde);
    margin-bottom: var(--espacio-md);
    border-left: 4px solid;
}

.alert-info {
    background-color: #E3F2FD;
    border-color: #1976D2;
    color: #0D47A1;
}

.alert-success {
    background-color: #E8F5E9;
    border-color: var(--color-success);
    color: #1B5E20;
}

.alert-warning {
    background-color: #FFF3E0;
    border-color: var(--color-warning);
    color: #E65100;
}

.alert-error {
    background-color: #FFEBEE;
    border-color: var(--color-error);
    color: #B71C1C;
}

/* Animación pulse para avatares de pensando */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1) translateY(0px);
    }
    50% {
        opacity: 0.5;
        transform: scale(0.85) translateY(-5px);
    }
}

/* ========================================
   AUTENTICACIÓN Y USUARIO
   ======================================== */

/* Sección de usuario en header */
.user-section {
    display: flex;
    align-items: center;
    gap: var(--espacio-sm);
}

.btn-login {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-blanco);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: var(--espacio-sm) var(--espacio-md);
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: var(--espacio-xs);
}

.btn-login:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.5);
}

.user-info {
    display: flex;
    align-items: center;
    gap: var(--espacio-sm);
    background: rgba(255, 255, 255, 0.1);
    padding: var(--espacio-xs) var(--espacio-md);
    border-radius: var(--radio-borde);
}

.user-name {
    color: var(--color-blanco);
    font-weight: 500;
    font-size: 13px;
}

.role-badge {
    background: var(--color-acento);
    color: var(--color-blanco);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
}

.role-badge.administrador {
    background: #D4AF37;
}

.role-badge.analista {
    background: #4CAF50;
}

.role-badge.usuario {
    background: #2196F3;
}

.web-badge {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 500;
}

.web-badge.enabled {
    background: rgba(76, 175, 80, 0.2);
    color: #81C784;
}

.web-badge.disabled {
    background: rgba(244, 67, 54, 0.2);
    color: #E57373;
}

.btn-logout {
    background: rgba(220, 53, 69, 0.8);
    color: var(--color-blanco);
    border: none;
    padding: 4px 12px;
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 12px;
    transition: background 0.2s ease;
}

.btn-logout:hover {
    background: rgba(220, 53, 69, 1);
}

/* Modal de Autenticación */
.auth-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    z-index: 2000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(4px);
}

.auth-modal.show {
    display: flex;
    animation: fadeIn 0.2s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.auth-modal-content {
    background: var(--color-blanco);
    padding: var(--espacio-xl);
    border-radius: 12px;
    width: 100%;
    max-width: 400px;
    position: relative;
    box-shadow: var(--sombra-fuerte);
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-modal-close {
    position: absolute;
    top: var(--espacio-md);
    right: var(--espacio-md);
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--color-texto-claro);
    line-height: 1;
    padding: 4px;
    transition: color 0.2s ease;
}

.auth-modal-close:hover {
    color: var(--color-error);
}

.auth-modal-content h2 {
    margin-bottom: var(--espacio-xs);
    color: var(--color-primario);
    font-family: var(--fuente-secundaria);
}

.auth-subtitle {
    color: var(--color-texto-claro);
    margin-bottom: var(--espacio-lg);
    font-size: 14px;
}

.auth-modal .form-group {
    margin-bottom: var(--espacio-md);
}

.auth-modal .form-group label {
    display: block;
    margin-bottom: var(--espacio-xs);
    font-weight: 500;
    color: var(--color-texto);
    font-size: 13px;
}

.auth-modal .form-group input {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-size: 14px;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-modal .form-group input:focus {
    outline: none;
    border-color: var(--color-primario);
    box-shadow: 0 0 0 3px rgba(97, 18, 50, 0.1);
}

.auth-error {
    display: none;
    background: #FFEBEE;
    color: var(--color-error);
    padding: var(--espacio-sm) var(--espacio-md);
    border-radius: var(--radio-borde);
    margin-bottom: var(--espacio-md);
    font-size: 13px;
    border-left: 3px solid var(--color-error);
}

.btn-block {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    font-weight: 600;
}

.auth-switch {
    text-align: center;
    margin-top: var(--espacio-lg);
    color: var(--color-texto-claro);
    font-size: 13px;
}

.auth-switch a {
    color: var(--color-primario);
    text-decoration: none;
    font-weight: 500;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* Notificaciones */
.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: var(--espacio-md) var(--espacio-lg);
    border-radius: var(--radio-borde);
    background: var(--color-blanco);
    box-shadow: var(--sombra-fuerte);
    z-index: 3000;
    display: flex;
    align-items: center;
    gap: var(--espacio-md);
    max-width: 400px;
    transform: translateX(120%);
    transition: transform 0.3s ease;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left: 4px solid var(--color-success);
}

.notification.error {
    border-left: 4px solid var(--color-error);
}

.notification.info {
    border-left: 4px solid var(--color-primario);
}

.notification-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--color-texto-claro);
    padding: 0;
    line-height: 1;
}

.notification-close:hover {
    color: var(--color-texto);
}

/* Responsive para móvil */
@media (max-width: 768px) {
    .user-section {
        width: 100%;
        justify-content: center;
        margin-top: var(--espacio-sm);
    }

    .user-info {
        flex-wrap: wrap;
        justify-content: center;
    }

    .auth-modal-content {
        margin: var(--espacio-md);
        max-width: calc(100% - 32px);
    }

    .notification {
        left: 20px;
        right: 20px;
        max-width: none;
    }
}

/* ========================================
   TEXT-TO-SPEECH (TTS) STYLES
   ======================================== */

/* Botón de configuración TTS en el header */
.tts-btn {
    background: transparent;
    border: 2px solid var(--color-acento);
    color: var(--color-acento);
    padding: 6px 12px;
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 1.1rem;
    transition: all 0.2s ease;
    margin-left: var(--espacio-sm);
}

.tts-btn:hover {
    background: var(--color-acento);
    color: var(--color-blanco);
}

.tts-btn.active {
    background: var(--color-acento);
    color: var(--color-blanco);
}

.tts-btn.reading {
    animation: pulse-tts 1s ease-in-out infinite;
}

@keyframes pulse-tts {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Botón de speaker en mensajes */
.tts-speak-btn {
    background: transparent;
    border: 1px solid var(--color-borde);
    color: var(--color-texto-claro);
    padding: 4px 8px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    margin-left: var(--espacio-sm);
    transition: all 0.2s ease;
    opacity: 0.6;
}

.tts-speak-btn:hover {
    opacity: 1;
    border-color: var(--color-primario);
    color: var(--color-primario);
}

.tts-speak-btn.reading {
    background: var(--color-primario);
    color: var(--color-blanco);
    border-color: var(--color-primario);
    opacity: 1;
    animation: pulse-tts 1s ease-in-out infinite;
}

/* Modal de configuración TTS */
.tts-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 2000;
    justify-content: center;
    align-items: center;
}

.tts-modal.active {
    display: flex;
}

.tts-modal-content {
    background: var(--color-blanco);
    border-radius: var(--radio-borde);
    width: 90%;
    max-width: 450px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--sombra-fuerte);
}

.tts-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--espacio-md);
    border-bottom: 1px solid var(--color-borde);
    background: var(--color-primario);
    color: var(--color-blanco);
    border-radius: var(--radio-borde) var(--radio-borde) 0 0;
}

.tts-modal-header h3 {
    margin: 0;
    font-size: 1.1rem;
}

.tts-modal-close {
    background: transparent;
    border: none;
    color: var(--color-blanco);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    padding: 0;
    opacity: 0.8;
}

.tts-modal-close:hover {
    opacity: 1;
}

.tts-modal-body {
    padding: var(--espacio-md);
}

.tts-modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--espacio-sm);
    padding: var(--espacio-md);
    border-top: 1px solid var(--color-borde);
    background: var(--color-fondo);
    border-radius: 0 0 var(--radio-borde) var(--radio-borde);
}

/* Opciones TTS */
.tts-option {
    margin-bottom: var(--espacio-md);
}

.tts-option label {
    display: block;
    margin-bottom: var(--espacio-xs);
    font-weight: 500;
    color: var(--color-texto);
}

.tts-divider {
    border: none;
    border-top: 1px solid var(--color-borde);
    margin: var(--espacio-md) 0;
}

/* Toggle switch */
.tts-toggle-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    padding: var(--espacio-sm) 0;
}

.tts-toggle-label input {
    display: none;
}

.tts-toggle-slider {
    width: 50px;
    height: 26px;
    background: #ccc;
    border-radius: 13px;
    position: relative;
    transition: background 0.3s;
}

.tts-toggle-slider::before {
    content: '';
    position: absolute;
    width: 22px;
    height: 22px;
    background: white;
    border-radius: 50%;
    top: 2px;
    left: 2px;
    transition: transform 0.3s;
    box-shadow: var(--sombra-suave);
}

.tts-toggle-label input:checked + .tts-toggle-slider {
    background: var(--color-primario);
}

.tts-toggle-label input:checked + .tts-toggle-slider::before {
    transform: translateX(24px);
}

/* Select */
.tts-select {
    width: 100%;
    padding: var(--espacio-sm);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-size: 0.95rem;
    background: var(--color-blanco);
    cursor: pointer;
}

.tts-select:focus {
    outline: none;
    border-color: var(--color-primario);
}

/* Range slider */
.tts-range {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--color-borde);
    outline: none;
    -webkit-appearance: none;
    margin: var(--espacio-sm) 0;
}

.tts-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primario);
    cursor: pointer;
    box-shadow: var(--sombra-suave);
}

.tts-range::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--color-primario);
    cursor: pointer;
    border: none;
}

.tts-range-labels {
    display: flex;
    justify-content: space-between;
    font-size: 0.75rem;
    color: var(--color-texto-claro);
}

/* Botones TTS */
.tts-btn-primary {
    background: var(--color-primario);
    color: var(--color-blanco);
    border: none;
    padding: var(--espacio-sm) var(--espacio-md);
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: background 0.2s;
}

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

.tts-btn-secondary {
    background: transparent;
    color: var(--color-texto);
    border: 1px solid var(--color-borde);
    padding: var(--espacio-sm) var(--espacio-md);
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 0.95rem;
    transition: all 0.2s;
}

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

.tts-test {
    text-align: center;
    margin-top: var(--espacio-md);
}

/* Message actions container */
.message-actions {
    display: flex;
    align-items: center;
    margin-top: var(--espacio-sm);
    padding-top: var(--espacio-sm);
    border-top: 1px solid var(--color-borde);
}

/* ============================================================
   Session Timeout — Modal de inactividad
   ============================================================ */

.session-timeout-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.65);
    z-index: 9999;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(3px);
}

.session-timeout-overlay.visible {
    display: flex;
    animation: fadeIn 0.25s ease;
}

.session-timeout-modal {
    background: #fff;
    border-radius: 16px;
    padding: 0 2rem 2rem;
    width: 360px;
    max-width: 92vw;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: slideUp 0.3s ease;
    overflow: hidden;
    border-top: 5px solid var(--color-acento);
}

.session-timeout-icono {
    font-size: 2.8rem;
    margin: 1.8rem 0 0.5rem;
}

.session-timeout-titulo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primario);
    margin: 0 0 0.5rem;
}

.session-timeout-texto {
    color: var(--color-texto);
    font-size: 0.95rem;
    margin: 0 0 1.2rem;
}

.session-timeout-circulo {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 90px;
    height: 90px;
    border-radius: 50%;
    background: #f5e8ec;
    border: 4px solid var(--color-primario);
    margin: 0 auto 1.2rem;
    transition: background 0.4s, border-color 0.4s;
}

.session-timeout-circulo.urgente {
    background: #fdecea;
    border-color: var(--color-error);
    animation: pulso 0.8s infinite;
}

#session-timeout-countdown {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-primario);
    line-height: 1;
}

.session-timeout-circulo.urgente #session-timeout-countdown {
    color: var(--color-error);
}

.session-timeout-seg {
    font-size: 0.75rem;
    color: var(--color-texto-claro);
    margin-top: 2px;
}

.session-timeout-subtexto {
    color: var(--color-texto-claro);
    font-size: 0.85rem;
    margin: 0 0 1.5rem;
}

.session-timeout-btn {
    background: var(--color-primario);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    width: 100%;
    transition: background 0.2s, transform 0.1s;
}

.session-timeout-btn:hover {
    background: var(--color-secundario);
    transform: translateY(-1px);
}

.session-timeout-btn:active {
    transform: translateY(0);
}

/* ── Aviso de sesión expirada ─────────────────────────── */

.session-expired-notice {
    display: none;
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: #c62828;
    color: #fff;
    padding: 0.85rem 1.8rem;
    border-radius: 8px;
    font-size: 0.95rem;
    font-weight: 500;
    z-index: 10000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.25);
    white-space: nowrap;
}

.session-expired-notice.visible {
    display: block;
    animation: slideUp 0.3s ease;
}

/* ── Animaciones ─────────────────────────────────────── */

@keyframes pulso {
    0%, 100% { transform: scale(1); }
    50%       { transform: scale(1.06); }
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to   { opacity: 1; }
}

/* ========================================
   SELECTOR DE IDIOMA
   ======================================== */

.lang-selector {
    display: flex;
    align-items: center;
    gap: 2px;
    background: rgba(255,255,255,0.12);
    border-radius: 20px;
    padding: 3px 8px;
    margin-right: var(--espacio-sm);
}

.lang-btn {
    background: none;
    border: none;
    color: rgba(255,255,255,0.7);
    font-size: 11px;
    font-weight: 700;
    font-family: var(--fuente-secundaria);
    letter-spacing: 0.06em;
    cursor: pointer;
    padding: 2px 5px;
    border-radius: 10px;
    transition: all 0.2s;
}

.lang-btn:hover {
    color: #fff;
    background: rgba(255,255,255,0.15);
}

.lang-btn.lang-active {
    color: #fff;
    background: rgba(255,255,255,0.25);
}

.lang-sep {
    color: rgba(255,255,255,0.3);
    font-size: 10px;
    user-select: none;
}

/* ========================================
   GESTIÓN DE USUARIOS
   ======================================== */

/* Estadísticas */
.usuarios-stats {
    display: flex;
    gap: var(--espacio-md);
    margin-bottom: var(--espacio-lg);
    flex-wrap: wrap;
}

.stat-card {
    background: var(--color-blanco);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    padding: var(--espacio-md) var(--espacio-lg);
    text-align: center;
    min-width: 100px;
    box-shadow: var(--sombra-suave);
}
.stat-card.activos  { border-left: 4px solid var(--color-success); }
.stat-card.inactivos{ border-left: 4px solid var(--color-error); }
.stat-card.admins      { border-left: 4px solid var(--color-acento); }
.stat-card.pendientes  { border-left: 4px solid #f59e0b; }
.stat-card.pendientes:hover { background: #fef3c7; }

.badge-pendientes {
    display: inline-block;
    background: #ef4444;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 700;
    min-width: 18px;
    height: 18px;
    line-height: 18px;
    text-align: center;
    border-radius: 9px;
    padding: 0 5px;
    margin-left: 6px;
    vertical-align: middle;
}

.stat-num {
    display: block;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primario);
    font-family: var(--fuente-secundaria);
}
.stat-label {
    font-size: 0.78rem;
    color: var(--color-texto-claro);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Barra de herramientas */
.usuarios-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--espacio-md);
    margin-bottom: var(--espacio-md);
    flex-wrap: wrap;
}

.usuarios-filters {
    display: flex;
    gap: var(--espacio-sm);
    flex-wrap: wrap;
    align-items: center;
}

.filter-input {
    padding: 6px 10px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-size: 13px;
    min-width: 220px;
    background: var(--color-blanco);
}

.filter-select {
    padding: 6px 10px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-size: 13px;
    background: var(--color-blanco);
    cursor: pointer;
}

.btn-secondary {
    padding: 6px 14px;
    background: var(--color-primario);
    color: var(--color-blanco);
    border: none;
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 13px;
    transition: background 0.2s;
}
.btn-secondary:hover { background: var(--color-secundario); }

.btn-ghost {
    padding: 6px 14px;
    background: transparent;
    color: var(--color-texto-claro);
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    cursor: pointer;
    font-size: 13px;
    transition: all 0.2s;
}
.btn-ghost:hover { background: var(--color-fondo); color: var(--color-texto); }

/* Tabla */
.tabla-wrapper {
    overflow-x: auto;
    border-radius: var(--radio-borde);
    box-shadow: var(--sombra-suave);
}

.tabla-usuarios {
    width: 100%;
    border-collapse: collapse;
    background: var(--color-blanco);
    font-size: 13px;
}

.tabla-usuarios thead {
    background: var(--color-primario);
    color: var(--color-blanco);
}

.tabla-usuarios th {
    padding: 10px 12px;
    text-align: left;
    font-weight: 600;
    white-space: nowrap;
    font-family: var(--fuente-secundaria);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.tabla-usuarios td {
    padding: 9px 12px;
    border-bottom: 1px solid var(--color-borde);
    vertical-align: middle;
}

.tabla-usuarios tbody tr:hover { background: #fdf8f8; }
.tabla-usuarios .fila-inactiva { opacity: 0.55; }

.email-cell {
    font-size: 12px;
    color: var(--color-texto-claro);
    max-width: 180px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Badges */
.badge-rol {
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.badge-rol.administrador { background: #611232; color: #fff; }
.badge-rol.analista      { background: #B58500; color: #fff; }
.badge-rol.usuario       { background: #555; color: #fff; }

.badge-escala {
    padding: 2px 7px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 500;
}
.badge-escala.basica   { background: #e9ecef; color: #495057; }
.badge-escala.oficial  { background: #d1ecf1; color: #0c5460; }
.badge-escala.jefe     { background: #fff3cd; color: #856404; }
.badge-escala.general  { background: #f8d7da; color: #721c24; }

.badge-estado {
    padding: 2px 8px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
}
.badge-estado.activo   { background: #d4edda; color: #155724; }
.badge-estado.inactivo { background: #f8d7da; color: #721c24; }

.badge-web { font-size: 15px; }

.sin-grado { color: var(--color-texto-claro); }

/* Acciones */
.acciones-cell { white-space: nowrap; }

.btn-accion {
    background: none;
    border: 1px solid var(--color-borde);
    border-radius: 4px;
    padding: 3px 7px;
    cursor: pointer;
    font-size: 14px;
    margin: 0 2px;
    transition: all 0.15s;
}
.btn-accion:hover           { background: var(--color-fondo); }
.btn-accion.desactivar:hover{ border-color: var(--color-error); }
.btn-accion.activar:hover   { border-color: var(--color-success); }
.btn-accion.eliminar:hover  { border-color: var(--color-error); color: var(--color-error); }

/* Celdas de estado */
.loading, .empty-cell, .error-cell {
    text-align: center;
    padding: 24px;
    color: var(--color-texto-claro);
    font-style: italic;
}
.error-cell { color: var(--color-error); }

/* ========================================
   MODAL USUARIOS
   ======================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.15s ease;
}

.modal-card {
    background: var(--color-blanco);
    border-radius: var(--radio-borde);
    width: 100%;
    max-width: 560px;
    box-shadow: var(--sombra-fuerte);
    display: flex;
    flex-direction: column;
    max-height: 90vh;
    overflow: hidden;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--espacio-md) var(--espacio-lg);
    border-bottom: 1px solid var(--color-borde);
    background: var(--color-primario);
    color: var(--color-blanco);
}

.modal-header h3 {
    font-family: var(--fuente-secundaria);
    font-size: 1rem;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-blanco);
    font-size: 1.4rem;
    cursor: pointer;
    line-height: 1;
    opacity: 0.8;
}
.modal-close:hover { opacity: 1; }

.modal-body {
    padding: var(--espacio-lg);
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--espacio-sm);
    padding: var(--espacio-md) var(--espacio-lg);
    border-top: 1px solid var(--color-borde);
    background: var(--color-fondo);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--espacio-md);
}

.form-group {
    margin-bottom: var(--espacio-md);
}

.form-group label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-texto);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-borde);
    font-size: 13px;
    font-family: var(--fuente-principal);
    background: var(--color-blanco);
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primario);
}

.form-group input:disabled {
    background: var(--color-fondo);
    color: var(--color-texto-claro);
}

.form-error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    border-radius: var(--radio-borde);
    padding: 8px 12px;
    font-size: 13px;
    margin-top: var(--espacio-sm);
}