/* ==========================================================================
   1. VARIABLES Y ESTILOS BASE
   ========================================================================== */
:root {
    /* Paleta de Colores */
    --color-zinc-900: #18181b;
    --color-zinc-800: #27272a;
    --color-zinc-700: #3f3f46;
    --color-zinc-600: #52525b;
    --color-zinc-400: #a1a1aa;
    --color-zinc-300: #d4d4d8;
    --color-zinc-200: #e4e4e7;
    --color-zinc-100: #f4f4f5;
    --color-white: #ffffff;

    --color-yellow-400: #facc15;
    --color-green-400: #4ade80;
    --color-orange-500: #f97316;
    --color-red-500: #ef4444;

    /* Dimensiones */
    --header-h: 56px;
}

body {
    font-family: 'Inter', sans-serif;
    /* MODIFICACIÓN: Nuevo color de fondo para toda la aplicación */
    background-color: rgba(23, 24, 26, 0.822);
}

/* ==========================================================================
   2. LAYOUT PRINCIPAL DE LA APLICACIÓN
   ========================================================================== */
#app-container {
    transition: width 0.3s ease-in-out;
}
body.right-sidebar-open #app-container {
    width: calc(100% - 20rem);
}

/* MODIFICACIÓN: Nuevo estilo para el Header */
#main-header,
#mobile-header {
    background-color:  rgba(23, 24, 26, 0.822);/* Coincide con el fondo del chat */
    border-bottom: 1px solid var(--color-zinc-800); /* Borde sutil */
    height: var(--header-h);
}

#left-sidebar,
#right-sidebar {
    transition: transform 0.3s ease-in-out;
    color: var(--color-zinc-300);
}
#left-sidebar.is-open,
#right-sidebar.is-open {
    transform: translateX(0);
}
#left-sidebar.is-collapsed {
    width: 80px;
}
#left-sidebar.is-collapsed .sidebar-text {
    display: none;
}
#left-sidebar.is-collapsed .justify-start {
    justify-content: center;
}

/* ==========================================================================
   3. ÁREA DEL CHAT Y FORMULARIO
   ========================================================================== */
#chat-container-wrapper {
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    scroll-padding-top: var(--header-h);
    background-color:  rgba(23, 24, 26, 0.938);

    /* --- AÑADE ESTAS LÍNEAS --- */
    padding-left: 2rem;
    padding-right: 2rem;
    /* -------------------------- */
}


#welcome-screen.visible {
    opacity: 1;
}

/* MODIFICACIÓN: Nuevo estilo para el "Footer" (área del formulario) */
#chat-form {
    background-color: rgba(23, 24, 26, 0.822); /* Coincide con el header */
    border-top: 2.5px solid rgba(82, 82, 82, 0.822);  /* Borde sutil */
}
#chat-form.replace-mode-active {
    box-shadow: 0 -2px 15px -2px rgba(250, 204, 21, 0.3);
    border-color: rgba(250, 204, 21, 0.5);
}
#chat-form.is-editing {
    border-color: rgba(96, 165, 250, 0.6);
    box-shadow: 0 0 10px rgba(96, 165, 250, 0.2);
}
#chat-input {
    width: 95%;
}
#chat-input::placeholder {
    text-align: left !important;
}

/* ==========================================================================
   4. ESTRUCTURA Y ESTILOS DE MENSAJES
   ========================================================================== */
   /* Corrige el color del texto "Pensando..." para que sea blanco */

.message-wrapper:not(.ml-auto) .message-content {
    max-width: 100%;
}

.bot-avatar-container {
    width: 34px;
    height: 34px;
    padding: 0;
    box-sizing: border-box;
    border-radius: 9999px;
    background-color: rgba(23, 24, 26, 0.938);
    transition: opacity 0 ease-in-out;
}
.bot-avatar-container img {
    width: 0%;
    height: 0%;
    object-fit: cover;
    border-radius: 9999px;
    background-color: rgba(23, 24, 26, 0.938);
}

.message-wrapper.is-thinking .bot-avatar-container {
    background-image: url('./images/loading.gif');
    background-size: 34px;
    background-position: center;
    background-repeat: no-repeat;
    background-color: rgba(23, 24, 26, 0.938);
}
.message-wrapper.is-thinking .bot-avatar-container img {
    opacity: 0;
    background-color: rgba(23, 24, 26, 0.938);
}

.message-content {
    overflow-wrap: break-word;
    word-break: break-word;
    font-size: 1rem;
    line-height: 1.7;
    color: var(--color-white);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}
.message-content.is-collapsed > div {
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
    line-clamp: 3;
}
.message-wrapper:not(.ml-auto) .message-content > :last-child {
    margin-bottom: 2rem;
}

.message-header {
    /* Efecto de brillo sutil */
    text-shadow: 0 0 3px rgba(255, 255, 255, 0.863);
}

/* ==========================================================================
   5. BURBUJAS DE MENSAJE (USUARIO Y BOT)
   ========================================================================== */
.message-wrapper.ml-auto {
    position: relative;
    gap: 0.75rem;
    align-items: center;
}
/* MODIFICACIÓN: Nuevo color para la burbuja del usuario */
.message-wrapper.ml-auto > .message-content {
    background-color: rgba(49, 44, 51, 0.493); /* Tono azul-grisáceo oscuro */
    padding: 0.75rem 3rem 0.75rem 1rem;
    border-radius: 0.75rem;
    border-bottom-right-radius: 0.25rem;
    max-width: 85%;
}
.message-wrapper.ml-auto > .message-content p {
    font-weight: 550;
}

/* ==========================================================================
   6. CONTENIDO TIPOGRÁFICO (MARKDOWN)
   ========================================================================== */
.message-content p {
    margin-bottom: 1rem;
}
.message-content p:last-child {
    margin-bottom: 0;
}

.message-content strong {
    font-weight: 700;
}
.message-content em {
    font-style: italic;
}

.message-content h1,
.message-content h2,
.message-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--color-zinc-700);
}
.message-content h1 {
    font-size: 2.05rem;
    font-weight: 700;
}
.message-content h2 {
    font-size: 1.9rem;
    font-weight: 600;
}
.message-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    border-bottom: none;
}

.message-content ul,
.message-content ol {
    padding-left: 1.5rem;
    margin: 1rem 0;
}
.message-content li {
    padding-left: 0.5rem;
    margin-bottom: 0.75rem;
}
.message-content li::marker {
    color: var(--color-zinc-500);
    font-weight: 600;
}

.message-content hr {
    border: none;
    height: 1px;
    background-color: var(--color-zinc-700);
    margin: 2rem auto;
    width: 50%;
}

.message-content blockquote {
    padding-left: 1rem;
    margin-left: 0;
    border-left: 3px solid var(--color-zinc-600);
    font-style: italic;
    color: var(--color-zinc-400);
}

.message-content a {
    color: #60a5fa;
    text-decoration: underline;
    text-decoration-color: rgba(96, 165, 250, 0.4);
    transition: color 0.2s ease-in-out, text-decoration-color 0.2s ease-in-out;
}
.message-content a:hover {
    color: #93c5fd;
    text-decoration-color: #93c5fd;
}

.message-content pre {
    position: relative;
    background-color: var(--color-zinc-900) !important;
    border: 1px solid var(--color-zinc-700);
    border-radius: 0.75rem;
    padding: 1.25rem 1rem;
    font-size: 0.875em;
    overflow-x: auto;
}
.message-content pre code {
    background-color: transparent !important;
    padding: 0;
}
.message-content code:not(pre > code) {
    background-color: var(--color-zinc-700);
    color: var(--color-zinc-200);
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.9em;
}

.message-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 2em 0;
    border: 1px solid var(--color-zinc-700);
    border-radius: 0.75rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
}
.message-content th,
.message-content td {
    border: none;
    border-bottom: 1px solid var(--color-zinc-800);
    padding: 1rem 1.25rem;
    text-align: left;
    vertical-align: top;
}
.message-content th {
    background-color: var(--color-zinc-800);
    font-weight: 700;
}
.message-content tbody tr {
    transition: background-color 0.15s ease-in-out;
}
.message-content tbody tr:last-child td {
    border-bottom: none;
}
.message-content tbody tr:nth-child(even) {
    background-color:  rgba(23, 24, 26, 0.822);
}
.message-content tbody tr:hover {
    background-color: var(--color-zinc-700);
}

/* ==========================================================================
   7. COMPONENTES INTERACTIVOS DE LA UI
   ========================================================================== */
.copy-code-button {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    padding: 0.25rem 0.5rem;
    background-color: var(--color-zinc-700);
    color: var(--color-zinc-400);
    border: none;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 600;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s, background-color 0.2s;
}
.message-content pre:hover .copy-code-button {
    opacity: 1;
}
.copy-code-button:hover {
    background-color: var(--color-zinc-600);
    color: var(--color-zinc-200);
}

.edit-last-message-btn {
    position: absolute;
    bottom: 8px;
    right: 10px;
    opacity: 0;
    transition: opacity 0.2s ease-in-out;
    padding: 0.25rem;
    border-radius: 9999px;
    z-index: 10;
}
.message-wrapper.ml-auto:hover .edit-last-message-btn {
    opacity: 0.5;
}
.edit-last-message-btn:hover {
    opacity: 1;
    background-color: rgba(255, 255, 255, 0.1);
}

.expand-toggle-button {
    color: var(--color-zinc-200);
    cursor: pointer;
    padding: 0.375rem;
    border-radius: 9999px;
    transition: all 0.2s ease-in-out;
    display: none;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 32px;
    height: 32px;
    z-index: 10;
}
.expand-toggle-button.is-visible {
    display: flex;
}
.expand-toggle-button:hover {
    background-color: rgba(63, 63, 70, 0.7);
}
.expand-toggle-button svg {
    width: 16px;
    height: 16px;
    transition: transform 0.3s ease-in-out;
}
.expand-toggle-button.is-rotated svg {
    transform: rotate(180deg);
}

#scroll-to-bottom-btn {
    opacity: 0;
    transform: translateY(1rem);
    z-index: 40;
    transition: opacity 0.3s ease, transform 0.3s ease;
    pointer-events: none;
}
#scroll-to-bottom-btn.is-visible {
    opacity: 0.9;
    transform: translateY(0);
    pointer-events: auto;
}

#new-chat-button:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(63, 63, 70, 0.8);
}

#attach-file-btn-wrapper {
    z-index: 9999;
}
#file-preview-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    background-color: var(--color-zinc-800);
    border: 1px solid var(--color-zinc-700);
    border-radius: 0.5rem;
    padding: 0.5rem 0.75rem;
    margin-bottom: 0.5rem;
    animation: fadeIn 0.3s ease-in-out;
}
#file-preview-container .file-icon {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    color: var(--color-zinc-400);
}
#file-preview-container .file-name {
    flex-grow: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-size: 0.875rem;
    color: var(--color-zinc-200);
}
#file-preview-container .remove-file-btn {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--color-zinc-500);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 9999px;
}
#file-preview-container .remove-file-btn:hover {
    color: var(--color-zinc-100);
    background-color: var(--color-zinc-700);
}

/* ==========================================================================
   8. EFECTOS VISUALES Y ANIMACIONES
   ========================================================================== */
.model-button-glow {
    border: 1px solid transparent;
    transition: all 0.2s ease-in-out;
}
.model-button-glow.green:not(:disabled):hover {
    border-color: rgba(52, 211, 153, 0.6);
    box-shadow: 0 0 15px 2px rgba(52, 211, 153, 0.3);
}
.model-button-glow.orange:not(:disabled):hover {
    border-color: rgba(249, 115, 22, 0.6);
    box-shadow: 0 0 15px 2px rgba(249, 115, 22, 0.3);
}
.model-button-glow.red:not(:disabled):hover {
    border-color: rgba(239, 68, 68, 0.6);
    box-shadow: 0 0 15px 2px rgba(239, 68, 68, 0.3);
}

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

/* ==========================================================================
   9. SCROLLBARS PERSONALIZADOS
   ========================================================================== */
.custom-scrollbar,
#chat-input {
    scrollbar-width: auto;
    scrollbar-color: var(--color-zinc-700) var(--color-zinc-900);
}

.custom-scrollbar::-webkit-scrollbar,
#chat-input::-webkit-scrollbar {
    width: 16px;
}
.custom-scrollbar::-webkit-scrollbar-track,
#chat-input::-webkit-scrollbar-track {
    background: transparent;
}
.custom-scrollbar::-webkit-scrollbar-thumb,
#chat-input::-webkit-scrollbar-thumb {
    background-color: var(--color-zinc-700);
    border-radius: 8px;
    border: 4px solid   rgba(23, 24, 26, 0.822);
    background-clip: padding-box;
}

/* ==========================================================================
   10. MEDIA QUERIES Y ESTILOS RESPONSIVOS
   ========================================================================== */
@media (min-width: 640px) {
    .message-wrapper.ml-auto.justify-end .message-content {
        max-width: 50%;
    }
}

.history-item.mobile-active .history-actions {
    opacity: 1;
}

/* ==========================================================================
   11. TEMA PERSONALIZADO PARA PRISM.JS
   ========================================================================== */

/* Anulación general para el fondo del bloque de código */
pre[class*="language-"] {
    background-color: #1E1E1E; /* Fondo oscuro estándar tipo VS Code */
}

/* Comentarios (verde desaturado) */
.token.comment {
    color: #6A9955;
}

/* Palabras clave y operadores (magenta/rosa) */
.token.keyword,
.token.operator {
    color: #C586C0;
}

/* Nombres de funciones (amarillo/dorado) */
.token.function {
    color: #DCDCAA;
}

/* Strings (ocre/marrón-anaranjado) */
.token.string {
    color: #CE9178;
}

/* Parámetros de función y propiedades de objeto (azul claro) */
.token.parameter,
.token.property {
    color: #51c2ff;
}

/* Puntuación (gris claro/blanco roto) */
.token.punctuation {
    color: #D4D4D4;
}

/* Nombres de clases y objetos importantes (ej: JSON) (verde-azulado/cian) */
.token.class-name {
    color: #4EC9B0;
}
/* --- Mejora de Estilos para Prism.js --- */

/* SELECTOR: Variable 'const' (Azul Oscuro)
   TARGET: Token 'keyword' seguido de un espacio y luego un token 'plain-text' o 'definition-variable'
   NOTA: Esto es un selector complejo. Si no funciona, la alternativa es usar JS para añadir una clase específica. */
.token.keyword.language-javascript + .token.plain, 
.token.keyword.language-javascript + .token.definition-variable {
    color: #569CD6; /* Un azul oscuro tipo VS Code */
}

/* SELECTOR: Variable 'container', 'DOM' (Azul Oscuro)
   TARGET: Tokens que son variables de definición. */
.token.definition-variable {
    color: #569CD6; 
}

/* SELECTOR: 'chatContainerWrapper' (Azul Claro)
   TARGET: Tokens que son propiedades de objetos. */
.token.property {
    color: #9CDCFE; /* Azul claro tipo VS Code */
}

/* SELECTOR: '=' (Blanco)
   TARGET: El token de operador. Ya lo tienes, pero confirmamos. */
.token.operator {
    color: #D4D4D4; /* Blanco roto */
}

/* SELECTOR: '.', ';' (Blanco)
   TARGET: El token de puntuación. Ya lo tienes, pero confirmamos. */
.token.punctuation {
    color: #D4D4D4; /* Blanco roto */
}






/* ===== ESTILO SOFISTICADO (VERSIÓN FINAL) ===== */

/* Contenedor del modal y fondo */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    /* Efecto de desenfoque para el fondo */
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 1rem;
    display: none; /* Controlado por JS */
}

/* Caja de la alerta */
.modal-content {
    background-color: rgba(25, 25, 25, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 24px; /* Bordes más pronunciados */
    color: #f5f5f7;
    width: 100%;
    max-width: 540px;
    padding: 3rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    animation: fadeIn 0.4s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: scale(0.97); }
    to { opacity: 1; transform: scale(1); }
}

/* Checkbox y etiqueta */
.checkbox-container {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    color: #8a8a8e;
}

.checkbox-container input {
    accent-color: #f5f5f7;
}

/* --- BOTÓN "ENTENDIDO" CORREGIDO --- */
/* Usamos el ID para máxima especificidad y asegurar que anule otros estilos */
#announcement-ok-btn {
    width: 100%;
    background-color: #ffffff !important;  /* Fondo blanco (forzado) */
    color: #000000 !important;            /* Letra negra (forzada) */
    font-weight: 700 !important;           /* Negrita (forzada) */
    border: none;
    border-radius: 12px;
    padding: 1rem;
    font-size: 1rem;
    cursor: pointer;
    transition: opacity 0.2s ease;
}

#announcement-ok-btn:hover {
    opacity: 0.85;
}

/* Botón para cerrar (X) */
.modal-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(120, 120, 128, 0.2);
    border: none;
    color: #8a8a8e;
    font-size: 0.8rem;
    cursor: pointer;
    width: 1.75rem;
    height: 1.75rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s ease;
}

.modal-close-btn:hover {
    background-color: rgba(120, 120, 128, 0.4);
}
/* ======================================================= */
/* ===== ESTILOS RESPONSIVOS PARA PANTALLAS PEQUEÑAS ===== */
/* ======================================================= */

/* Estas reglas se aplicarán solo si el ancho de la pantalla es de 640px o menos */
@media (max-width: 640px) {

    /* Hacemos la caja del modal un poco más simple y con menos espacio */
    .modal-content {
        padding: 2rem 1.5rem; /* Menos espaciado a los lados */
        border-radius: 16px;
    }

    /* Reducimos drásticamente el tamaño del título "Parche" */
    .modal-content h2 {
        font-size: 2.5rem; /* Tamaño mucho más manejable */
        margin-bottom: 2rem;
    }

    /* Ajustamos los subtítulos */
    .modal-content h3 {
        font-size: 1.1rem; /* Un poco más pequeño */
        margin-top: 1.5rem;
    }
    
    /* Ajustamos el pie del modal */
    .modal-footer {
        margin-top: 2rem;
    }
}

/* Estilo para el encabezado de la burbuja de la IA, tipo "Thought" */


.ai-message-header:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
}

/* ===== ESTILOS FINALES Y SIMPLIFICADOS PARA CARRUSEL (SIN ZOOM) ===== */


.carousel-slide {
    /* Cada slide ocupa un espacio fijo */
    flex: 0 0 70%;
    min-width: 0;
    opacity: 0.7; /* Ligeramente atenuadas por defecto */
    transition: opacity 0.3s ease;
}

/* La imagen activa (la del centro) estará completamente opaca */
.carousel-slide.is-active {
    opacity: 1;
}

.carousel-slide img {
    width: 100%;
    height: 300px; /* Altura fija */
    object-fit: cover;
    border-radius: 12px;
}

/* Botones de navegación sutiles */
.carousel-button {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    z-index: 10;
    padding: 8px;
    transition: color 0.2s ease, transform 0.2s ease;
    opacity: 0; /* Ocultos por defecto */
}

.carousel-button:hover {
    color: rgba(255, 255, 255, 1);
    transform: translateY(-50%) scale(1.2);
}

.carousel-button.prev { left: 8px; }
.carousel-button.next { right: 8px; }

/* Ajuste para móvil */
@media (max-width: 640px) {
    .carousel-slide img {
        height: 250px;
    }
}

/* ===== ESTILOS FINALES Y UNIFICADOS PARA RESPUESTA DE IA ===== */

/* --- 1. Encabezado de la Respuesta ("Respuesta", "Buscando...", etc.) --- */
/* Contenedor del encabezado para centrar el botón */
.ai-message-header {
    width: 100%;
    display: flex;
    justify-content: center; /* Centra el botón */
    margin-bottom: 0.25rem;
}

/* REGLA ÚNICA Y DEFINITIVA para todos los encabezados de la IA */
.message-wrapper.bot .ai-message-header {
    color: rgb(255, 255, 255);
    font-weight: 500;
    font-size: 0.9rem;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* --- Estilo Corregido para la Galería de Imágenes --- */
.simple-image-gallery {
    display: flex; /* USA FLEXBOX PARA UNA FILA HORIZONTAL */
    justify-content: center; /* Centra el grupo de imágenes */
    gap: 16px; /* Espacio entre imágenes */
    margin-bottom: 1.5rem;
    padding-bottom: 16px; /* Espacio para que el reflejo sea visible */
    flex-wrap: wrap;
}

.simple-image-gallery a {
    display: block;
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.2s ease;
}

.simple-image-gallery a:hover {
    transform: translateY(-3px);
}

.simple-image-gallery img {
    width: 220px;
    height: 140px;
    object-fit: cover;
    display: block;
    /* Efecto de reflejo en el "suelo" */
    -webkit-box-reflect: below 4px linear-gradient(transparent 50%, rgba(255, 255, 255, 0.1));
}