/* ============================================
   OceanoCC Chatbot
   Tema: Apple Dark Evolved
   ============================================ */

:root {
    /* Paleta principal */
    --bg-base: #000000;
    --bg-elevated: #111111;
    --bg-raised: #1a1a1c;
    --bg-hover: #242426;
    --bg-input: #1c1c1e;
    
    /* Texto */
    --text-primary: #f5f5f7;
    --text-secondary: #86868b;
    --text-tertiary: #6e6e73;
    
    /* Acentos */
    --accent: #0071e3;
    --accent-hover: #0077ed;
    --accent-glow: rgba(0, 113, 227, 0.15);
    --accent-gradient: linear-gradient(135deg, #0071e3 0%, #42a5f5 100%);
    
    /* Bordes y sombras */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-strong: rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.6);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.8);
    --shadow-accent: 0 0 20px rgba(0, 113, 227, 0.1);
    
    /* Radios */
    --radius-xs: 6px;
    --radius-sm: 10px;
    --radius-md: 16px;
    --radius-lg: 22px;
    --radius-xl: 28px;
    --radius-full: 999px;
    
    /* Transiciones */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    
    /* Tipografía */
    --font-system: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.85rem;
    --font-size-base: 0.9375rem;
    --font-size-lg: 1.05rem;
    --font-size-xl: 1.25rem;
}

/* ============================================
   Reset y Base
   ============================================ */

*, *::before, *::after {
    box-sizing: border-box;
}

body.apple-dark {
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: var(--font-system);
    font-size: var(--font-size-base);
    line-height: 1.5;
    height: 100vh;
    height: 100dvh;
    overflow: hidden;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.01em;
}

.main-row {
    height: 100vh;
    height: 100dvh;
}

/* Scrollbar personalizado */
::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.2);
}

/* ============================================
   Sidebar
   ============================================ */

.apple-sidebar {
    background-color: var(--bg-elevated);
    border-right: 1px solid var(--border-subtle);
    height: 100vh;
    height: 100dvh;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.apple-sidebar .p-3 {
    padding: 1.25rem !important;
}

.apple-sidebar h4 {
    font-weight: 600;
    font-size: var(--font-size-xl);
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem !important;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Botón sidebar toggle (móvil) */
.sidebar-toggle {
    width: 34px;
    height: 34px;
    border-radius: var(--radius-full);
    background-color: var(--bg-raised);
    border: 1px solid var(--border-subtle);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-smooth);
}

.sidebar-toggle:hover {
    background-color: var(--bg-hover);
    box-shadow: var(--shadow-md);
}

/* Offcanvas mobile */
#sidebarOffcanvas {
    background-color: var(--bg-elevated);
    border-right: 1px solid var(--border-subtle);
    height: 100vh;
    height: 100dvh;
}

#sidebarOffcanvas .offcanvas-body {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: env(safe-area-inset-bottom, 20px);
}

#sidebarOffcanvas .offcanvas-header {
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 1.25rem;
}

#sidebarOffcanvas .offcanvas-title {
    font-weight: 600;
    font-size: var(--font-size-xl);
    letter-spacing: -0.02em;
}

#sidebarOffcanvas .btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.sidebar-content {
    padding: 1rem !important;
}

/* ============================================
   Lista de Conversaciones
   ============================================ */

.list-group {
    gap: 2px;
}

.list-group-item {
    background-color: transparent;
    color: var(--text-primary);
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.7rem 0.85rem;
    margin-bottom: 0;
    cursor: pointer;
    transition: all var(--transition-fast);
    font-size: var(--font-size-sm);
    font-weight: 450;
    letter-spacing: -0.01em;
    position: relative;
    overflow: hidden;
}

.list-group-item::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
    border-radius: 0 var(--radius-full) var(--radius-full) 0;
    transform: scaleY(0);
    transition: transform var(--transition-smooth);
}

.list-group-item:hover::before {
    transform: scaleY(0.5);
}

.list-group-item:hover {
    background-color: var(--bg-hover);
}

.list-group-item.active {
    background-color: var(--accent-glow);
    border: 1px solid rgba(0, 113, 227, 0.2);
}

.list-group-item.active::before {
    transform: scaleY(1);
}

.list-group-item .conv-delete,
.list-group-item .conv-rename {
    opacity: 0;
    transition: opacity var(--transition-fast), color var(--transition-fast);
    font-size: 1.1rem;
    line-height: 1;
    color: var(--text-tertiary);
    background: none;
    border: none;
    padding: 2px 6px;
}

.list-group-item:hover .conv-delete,
.list-group-item:hover .conv-rename {
    opacity: 1;
}

.list-group-item .conv-delete:hover {
    color: #ff453a;
}

.list-group-item .conv-rename:hover {
    color: var(--text-primary);
}

.conv-title-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--accent);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-family: var(--font-system);
    font-weight: 450;
    letter-spacing: -0.01em;
    outline: none;
    padding: 0;
    margin: 0;
}

/* ============================================
   Botones
   ============================================ */

.btn {
    font-weight: 500;
    letter-spacing: -0.01em;
    transition: all var(--transition-smooth);
    border-radius: var(--radius-md);
}

.btn-primary {
    background: var(--accent);
    border: 1px solid transparent;
    box-shadow: var(--shadow-accent);
    padding: 0.6rem 1rem;
    font-size: var(--font-size-sm);
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 30px rgba(0, 113, 227, 0.2);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: scale(0.98);
}

/* ============================================
   Área de Chat Principal
   ============================================ */

.main-chat-area {
    background-color: var(--bg-base);
    height: 100vh;
    height: 100dvh;
    display: flex;
    flex-direction: column;
    position: relative;
}


/* Patrón de fondo sutil */
.main-chat-area::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 50% 0%, rgba(0, 113, 227, 0.03) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 100%, rgba(66, 165, 245, 0.02) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}
/* ============================================
   Contenedor de mensajes con ancho máximo
   ============================================ */

.chat-messages {
    overflow-y: auto;
    flex: 1;
    position: relative;
    z-index: 1;
    padding: 1.5rem;
    scroll-behavior: smooth;

    display: flex;
    flex-direction: column;
    align-items: center;
}

/* Wrapper interno que limita el ancho */
.chat-messages-inner {
    width: 100%;
    max-width: 768px;
    margin: 0 auto;
}

/* Ajuste responsive */
@media (min-width: 1200px) {
    .chat-messages-inner {
        max-width: 800px;
    }
    .message {
        max-width: 70%;
    }
}

@media (max-width: 767.98px) {
    .chat-messages {
        padding: 1rem 0.5rem;
    }
    .chat-messages-inner {
        max-width: 100%;
    }
    .message {
        max-width: 88%;
    }
}

/* ============================================
   Burbujas de Mensaje
   ============================================ */

.message {
    max-width: 80%;
    margin-bottom: 1rem;
    padding: 0.85rem 1.1rem;
    font-size: var(--font-size-base);
    line-height: 1.55;
    letter-spacing: -0.01em;
    word-wrap: break-word;
    animation: messageIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(12px) scale(0.97);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.message.user {
    margin-left: auto;
    background: var(--bg-raised);
    color: #ffffff;
    border-radius: var(--radius-lg) var(--radius-xs) var(--radius-lg) var(--radius-lg);
    box-shadow: 0 2px 12px rgba(0, 113, 227, 0.25);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.message.system,
.message.assistant {
    background-color: none;
    color: var(--text-primary);
    padding-top:.5cm;
    padding-bottom:0.5cm;
}

/* ============================================
   Barra de acciones inferior (sistema)
   ============================================ */

.message-actions-bottom {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid var(--border-subtle);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.message:hover .message-actions-bottom {
    opacity: 1;
}

.message-rehacer-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    font-size: 0.75rem;
    color: var(--text-tertiary);
    background-color: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

.message-rehacer-btn:hover {
    color: var(--accent);
    background-color: var(--accent-glow);
    border-color: var(--accent);
}

.message-rehacer-btn:active {
    transform: scale(0.95);
}

/* ============================================
   Navegación de versiones
   ============================================ */

.message-versions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 4px;
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.message:hover .message-versions {
    opacity: 1;
}

.version-nav-btn {
    width: 22px;
    height: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 50%;
    color: var(--text-tertiary);
    font-size: 0.65rem;
    cursor: pointer;
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
    padding: 0;
    line-height: 1;
}

.version-nav-btn:hover {
    color: var(--text-primary);
    background-color: var(--bg-hover);
    border-color: var(--border-strong);
}

.version-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.version-indicator {
    font-size: 0.7rem;
    color: var(--text-tertiary);
    font-variant-numeric: tabular-nums;
    min-width: 32px;
    text-align: center;
}

/* ============================================
   Indicador de Escritura (Typing dots)
   ============================================ */

.typing-indicator {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 1rem 1.2rem;
    min-width: 70px;
}

.typing-indicator .dot {
    width: 7px;
    height: 7px;
    background-color: var(--text-tertiary);
    border-radius: var(--radius-full);
    animation: bounce 1.4s infinite ease-in-out both;
}

.typing-indicator .dot:nth-child(1) { animation-delay: -0.32s; }
.typing-indicator .dot:nth-child(2) { animation-delay: -0.16s; }
.typing-indicator .dot:nth-child(3) { animation-delay: 0s; }

@keyframes bounce {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.4;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* ============================================
   Imagen Placeholder / Canvas
   ============================================ */

.image-placeholder {
    margin-top: 0.65rem;
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-sm);
}

.image-placeholder canvas {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}


/* ============================================
   Campo de texto (textarea auto-resizable)
   ============================================ */

.input-field-wrapper {
    flex: 1;
    min-width: 0;
    display: flex;
    align-items: center;
}

#userInput {
    width: 100%;
    background-color: transparent;
    border: none;
    color: var(--text-primary);
    padding: 7px 4px;
    font-size: var(--font-size-base);
    font-family: var(--font-system);
    letter-spacing: -0.01em;
    outline: none;
    box-shadow: none;
    resize: none;
    overflow-y: auto;
    min-height: 24px;
    max-height: 150px;
    line-height: 1.5;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
}

#userInput::placeholder {
    color: var(--text-tertiary);
    font-weight: 400;
}

#userInput:focus {
    box-shadow: none;
    outline: none;
}

/* Scrollbar para el textarea */
#userInput::-webkit-scrollbar {
    width: 4px;
}

#userInput::-webkit-scrollbar-track {
    background: transparent;
}

#userInput::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
}

.send-btn {
    flex-shrink: 0;
    background: var(--accent-gradient);
    border: none;
    border-radius: 50%;
    width: 38px;
    height: 38px;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 4px;
    cursor: pointer;
    transition: all var(--transition-spring);
    box-shadow: 0 2px 8px rgba(0, 113, 227, 0.3);
}

.send-btn:hover {
    transform: scale(1.08);
    box-shadow: 0 4px 16px rgba(0, 113, 227, 0.4);
}

.send-btn:active {
    transform: scale(0.93);
}

.send-btn svg {
    width: 16px;
    height: 16px;
    margin-left: 1px;
}

/* ============================================
   Estado Inicial / Vacío
   ============================================ */

.chat-messages .text-center {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.chat-messages .text-center img {
    opacity: 0.4;
    filter: grayscale(0.3);
    transition: all var(--transition-smooth);
}

.chat-messages .text-center img:hover {
    opacity: 0.6;
    filter: grayscale(0);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-messages .text-muted {
    color: var(--text-tertiary) !important;
}

.chat-messages .fs-5 {
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text-secondary);
}

.chat-messages small {
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 767.98px) {
    .message {
        max-width: 85%;
    }
    
    .chat-messages {
        padding: 1rem 0.75rem;
    }
    
    .apple-sidebar {
        background-color: var(--bg-elevated);
    }
}

/* ============================================
   Utilidades Adicionales
   ============================================ */

::selection {
    background-color: rgba(0, 113, 227, 0.3);
    color: #ffffff;
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: var(--radius-xs);
}
/* ============================================
   Input de Chat con Herramientas Integradas
   ============================================ */

.chat-input-wrapper {
    position: relative;
    z-index: 2;
    background-color: var(--bg-base);
}

/* Fila principal: todo en una línea */
.input-row {
    display: flex;
    align-items: center;
    gap: 8px;
    background-color: var(--bg-input);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-strong);
    padding: 6px 8px;
    transition: all var(--transition-smooth);
    box-shadow: var(--shadow-sm);
}

.input-row:focus-within {
    border-color: rgba(0, 113, 227, 0.4);
    box-shadow: 0 0 0 3px rgba(0, 113, 227, 0.08), var(--shadow-md);
}

/* ============================================
   Dropdowns de herramientas (Modo e Instrucción)
   ============================================ */

.tool-dropdown {
    flex-shrink: 0;
    position: relative;
}

.tool-select {
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    background-color: transparent;
    color: var(--text-primary);
    border: 1px solid transparent;
    border-radius: var(--radius-full);
    padding: 6px 28px 6px 12px;
    font-size: var(--font-size-xs);
    font-weight: 500;
    font-family: var(--font-system);
    letter-spacing: -0.01em;
    cursor: pointer;
    transition: all var(--transition-fast);
    white-space: nowrap;
    text-overflow: ellipsis;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2386868b' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 12px 8px;
    max-width: 160px;
}

.tool-select:hover {
    background-color: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.08);
}

.tool-select:focus {
    outline: none;
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(0, 113, 227, 0.3);
    box-shadow: 0 0 0 2px rgba(0, 113, 227, 0.06);
    color: var(--text-primary);
}

.tool-select option {
    background-color: var(--bg-raised);
    color: var(--text-primary);
    padding: 10px 14px;
    font-size: var(--font-size-sm);
    border: none;
}

/* Valor por defecto "Sin instrucción" en gris */
.tool-select option[value=""] {
    color: var(--text-tertiary);
    font-style: italic;
}

/* Dropdown de modo más compacto */
.mode-dropdown .tool-select {
    max-width: 120px;
    padding-right: 26px;
}

/* Dropdown de instrucción */
.instruccion-dropdown .tool-select {
    max-width: 180px;
}

/* Indicador visual sutil de que es seleccionable */
.tool-dropdown::after {
    content: '';
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 20px;
    background-color: var(--border-strong);
    pointer-events: none;
}

/* Ocultar separador en el último dropdown (instrucción) */
.instruccion-dropdown::after {
    display: none;
}



/* ============================================
   Notificación de cambio de instrucción
   ============================================ */

.instruccion-notification {
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 70%;
    margin: 0 auto 0.75rem auto;
    padding: 0.65rem 1rem;
    background-color: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    animation: slideDown 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

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

.instruccion-notification-text {
    line-height: 1.4;
}

.instruccion-notification-text strong {
    color: var(--text-primary);
    font-weight: 600;
}

/* ============================================
   Notificaciones transitorias en el chat
   ============================================ */

.chat-notification {
    display: flex;
    align-items: center;
    gap: 10px;
    max-width: 70%;
    margin: 0 auto 0.75rem auto;
    padding: 0.65rem 1rem;
    background-color: var(--bg-raised);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    animation: slideDown 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.chat-notification-text {
    line-height: 1.4;
}

.chat-notification-error {
    border-color: rgba(255, 69, 58, 0.45);
    color: #ff6961;
    background-color: rgba(255, 69, 58, 0.08);
}

/* ============================================
   Tags en mensajes del usuario
   ============================================ */

.message-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 6px;
}

.message-tag {
    font-size: 0.65rem;
    font-weight: 500;
    padding: 2px 7px;
    border-radius: var(--radius-full);
    letter-spacing: 0;
    opacity: 0.85;
}

.message-tag.mode-tag {
    background-color: rgba(255, 255, 255, 0.15);
    color: rgba(255, 255, 255, 0.9);
}

.message-tag.instruccion-tag {
    background-color: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.75rem;
    padding: 1px 6px;
}

/* ============================================
   Mensaje de bienvenida mejorado
   ============================================ */

.chat-messages .text-center .fs-5 {
    font-weight: 500;
    letter-spacing: -0.02em;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.chat-messages .text-center small {
    display: block;
    font-weight: 400;
    letter-spacing: -0.01em;
    color: var(--text-tertiary);
    max-width: 320px;
    margin: 0 auto;
    line-height: 1.5;
}

/* ============================================
   Responsive para la fila de input
   ============================================ */

@media (max-width: 767.98px) {
    .chat-input-wrapper {
        padding-left: 0.5rem !important;
        padding-right: 0.5rem !important;
    }
    
    .input-row {
        gap: 4px;
        padding: 5px 6px;
        border-radius: var(--radius-lg);
    }
    
    .tool-select {
        font-size: 0.7rem;
        padding: 5px 22px 5px 8px;
        background-position: right 6px center;
        background-size: 10px 7px;
        max-width: none;
    }
    
    .mode-dropdown .tool-select {
        max-width: 90px;
    }
    
    .instruccion-dropdown .tool-select {
        max-width: 130px;
    }
    
    #userInput {
        font-size: 0.85rem;
        padding: 6px 2px;
    }
    
    .send-btn {
        width: 34px;
        height: 34px;
    }
    
    .send-btn svg {
        width: 14px;
        height: 14px;
    }
}

@media (max-width: 420px) {
    .input-row {
        gap: 2px;
        padding: 4px 4px;
    }
    
    .mode-dropdown .tool-select {
        max-width: 75px;
        padding: 5px 20px 5px 6px;
        font-size: 0.65rem;
    }
    
    .instruccion-dropdown .tool-select {
        max-width: 105px;
        padding: 5px 20px 5px 6px;
        font-size: 0.65rem;
    }
    
    #userInput {
        font-size: 0.8rem;
    }
    
    .send-btn {
        width: 30px;
        height: 30px;
    }
}
/* ============================================
   Estilos para contenido Markdown renderizado
   ============================================ */

.message-content.markdown-body {
    line-height: 1.65;
}

/* Encabezados */
.message-content.markdown-body h1,
.message-content.markdown-body h2,
.message-content.markdown-body h3,
.message-content.markdown-body h4,
.message-content.markdown-body h5,
.message-content.markdown-body h6 {
    margin-top: 1.25em;
    margin-bottom: 0.5em;
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

.message-content.markdown-body h1 { font-size: 1.5em; border-bottom: 1px solid var(--border-subtle); padding-bottom: 0.3em; }
.message-content.markdown-body h2 { font-size: 1.3em; border-bottom: 1px solid var(--border-subtle); padding-bottom: 0.25em; }
.message-content.markdown-body h3 { font-size: 1.15em; }
.message-content.markdown-body h4 { font-size: 1.05em; color: var(--text-secondary); }
.message-content.markdown-body h5 { font-size: 0.95em; color: var(--text-secondary); }
.message-content.markdown-body h6 { font-size: 0.85em; color: var(--text-tertiary); }

/* Párrafos */
.message-content.markdown-body p {
    margin-bottom: 0.75em;
}

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

/* Negrita y cursiva */
.message-content.markdown-body strong {
    font-weight: 600;
    color: #ffffff;
}

.message-content.markdown-body em {
    font-style: italic;
}

/* Citas */
.message-content.markdown-body blockquote {
    margin: 0.75em 0;
    padding: 0.5em 1em;
    border-left: 3px solid var(--accent);
    background-color: rgba(0, 113, 227, 0.06);
    border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
    color: var(--text-secondary);
}

.message-content.markdown-body blockquote p {
    margin-bottom: 0.25em;
}

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

/* Listas */
.message-content.markdown-body ul,
.message-content.markdown-body ol {
    margin: 0.5em 0;
    padding-left: 1.75em;
}

.message-content.markdown-body li {
    margin-bottom: 0.25em;
}

.message-content.markdown-body li > ul,
.message-content.markdown-body li > ol {
    margin-top: 0.25em;
    margin-bottom: 0;
}

/* Listas de tareas (checkboxes) */
.message-content.markdown-body input[type="checkbox"] {
    margin-right: 0.4em;
    accent-color: var(--accent);
}

/* Código en línea */
.message-content.markdown-body code {
    background-color: rgba(255, 255, 255, 0.08);
    color: #f5a97f;
    padding: 2px 6px;
    border-radius: var(--radius-xs);
    font-family: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', 'Courier New', monospace;
    font-size: 0.88em;
    word-break: break-word;
}

/* Bloques de código */
.message-content.markdown-body pre {
    background-color: #0d0d0f;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    padding: 1em 1.1em;
    margin: 0.75em 0;
    overflow-x: auto;
    position: relative;
}

.message-content.markdown-body pre code {
    background-color: transparent;
    color: #e0e0e0;
    padding: 0;
    border-radius: 0;
    font-size: 0.85em;
    line-height: 1.6;
    white-space: pre;
}

/* Botón de copiar bloque de código */
.code-block-wrapper {
    position: relative;
    margin: 0.75em 0;
}

.code-block-wrapper pre {
    margin: 0;
}

.code-copy-btn {
    position: absolute;
    top: 4px;
    right: 8px;
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid var(--border-strong);
    color: var(--text-tertiary);
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
    font-family: var(--font-system);
    font-weight: 500;
    letter-spacing: 0;
    z-index: 1;
    margin-bottom:2px;
}

.code-copy-btn:hover {
    background-color: rgba(255, 255, 255, 0.14);
    color: var(--text-primary);
    border-color: rgba(255, 255, 255, 0.2);
}

.code-copy-btn.copied {
    background-color: rgba(52, 199, 89, 0.2);
    border-color: rgba(52, 199, 89, 0.4);
    color: #34c759;
}

/* Enlaces */
.message-content.markdown-body a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid rgba(0, 113, 227, 0.3);
    transition: all var(--transition-fast);
}

.message-content.markdown-body a:hover {
    color: #42a5f5;
    border-bottom-color: #42a5f5;
}

/* Línea horizontal */
.message-content.markdown-body hr {
    margin: 1em 0;
    border: none;
    border-top: 1px solid var(--border-strong);
}

/* Tablas */
.message-content.markdown-body table {
    width: 100%;
    margin: 0.75em 0;
    border-collapse: collapse;
    font-size: 0.9em;
    overflow: hidden;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-strong);
}

.message-content.markdown-body thead {
    background-color: rgba(255, 255, 255, 0.04);
}

.message-content.markdown-body th {
    padding: 0.6em 0.9em;
    text-align: left;
    font-weight: 600;
    color: var(--text-primary);
    border-bottom: 2px solid var(--border-strong);
    font-size: 0.88em;
    letter-spacing: 0.01em;
}

.message-content.markdown-body td {
    padding: 0.55em 0.9em;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.message-content.markdown-body tr:last-child td {
    border-bottom: none;
}

.message-content.markdown-body tbody tr:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Imágenes dentro de Markdown */
.message-content.markdown-body img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 0.5em 0;
    border: 1px solid var(--border-subtle);
}

/* Ajuste para mensajes de la IA */
.message.system .message-content.markdown-body,
.message.assistant .message-content.markdown-body {
    color: var(--text-primary);
}
/* ============================================
   Barra de título fija del chat (móvil)
   ============================================ */

.chat-header {
    display: flex;
    align-items: center;
    padding: 10px 16px;
    background-color: var(--bg-elevated);
    border-bottom: 1px solid var(--border-subtle);
    flex-shrink: 0;
    z-index: 10;
    min-height: 48px;
}

.chat-header-title {
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    flex: 1;
}

/* Ocultar en escritorio si no quieres que aparezca */
/*@media (min-width: 768px) {
    .chat-header {
        display: none;
    }
}*/

/* Ajustar el toggle de sidebar dentro del header */
.chat-header .sidebar-toggle {
    position: static;
}

.generated-image{
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--border-strong);
    box-shadow: var(--shadow-sm);
    width: 100%;
    height: auto;
}

.image-wrapper {
    position: relative;
    display: inline-block;
    width: 100%;
}

.image-download-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50%;
    color: #fff;
    font-size: 1rem;
    cursor: pointer;
    text-decoration: none;
    opacity: 0;
    transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.image-wrapper:hover .image-download-btn {
    opacity: 1;
}

.image-download-btn:hover {
    transform: scale(1.1);
    background-color: rgba(0, 0, 0, 0.8);
    color: #fff;
}

.message-actions {
    position: absolute;
    top: 6px;
    right: 6px;
    display: flex;
    gap: 4px;
    opacity: 0;
    transition: opacity var(--transition-fast);
    z-index: 2;
}

.message:hover .message-actions {
    opacity: 1;
}

.message-copy-btn,
.message-delete-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    color: var(--text-tertiary);
    font-size: 0.7rem;
    cursor: pointer;
    transition: opacity var(--transition-fast), transform var(--transition-fast), background-color var(--transition-fast);
    z-index: 1;
    padding: 0;
    line-height: 1;
}

.message-copy-btn:hover {
    background-color: rgba(255, 255, 255, 0.16);
    color: var(--text-primary);
    transform: scale(1.1);
}

.message-delete-btn:hover {
    background-color: rgba(255, 69, 58, 0.15);
    color: #ff453a;
    transform: scale(1.1);
}

.message-copy-btn.copied {
    color: #34c759;
}

.message-copy-btn.copied:hover {
    color: #34c759;
    background-color: rgba(52, 199, 89, 0.15);
}

.message.user .message-actions {
    top: 6px;
    right: 6px;
}

.message.system .message-actions,
.message.assistant .message-actions {
    top: 4px;
    right: 4px;
}

/* ============================================
   Edición de mensajes (solo el último del usuario)
   ============================================ */

.message-edit-btn {
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: 50%;
    color: var(--text-tertiary);
    font-size: 0.7rem;
    cursor: pointer;
    transition: opacity var(--transition-fast), transform var(--transition-fast), background-color var(--transition-fast);
    z-index: 1;
    padding: 0;
    line-height: 1;
}

.message-edit-btn:hover {
    background-color: rgba(10, 132, 255, 0.15);
    color: #0a84ff;
    transform: scale(1.1);
}

.message-edited-tag {
    font-size: 0.65rem;
    font-style: italic;
    color: var(--text-tertiary);
    opacity: 0.8;
    margin-left: 4px;
}

.message-edit-form {
    width: 100%;
    margin-top: 4px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.message-edit-textarea {
    width: 100%;
    min-height: 60px;
    max-height: 240px;
    background-color: rgba(0, 0, 0, 0.25);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md, 8px);
    color: var(--text-primary);
    padding: 8px 10px;
    font-size: var(--font-size-base);
    font-family: var(--font-system);
    line-height: 1.5;
    resize: none;
    outline: none;
    overflow-y: auto;
    scrollbar-width: thin;
}

.message-edit-textarea:focus {
    border-color: rgba(10, 132, 255, 0.5);
    box-shadow: none;
}

.message-edit-error {
    font-size: var(--font-size-sm, 0.8rem);
    color: #ff453a;
}

.message-edit-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    flex-wrap: wrap;
}

.message-edit-hint {
    color: var(--text-tertiary);
    font-size: 0.68rem;
}

.message-edit-buttons {
    display: flex;
    gap: 6px;
}

.message-edit-save-btn,
.message-edit-cancel-btn {
    padding: 4px 12px;
    font-size: 0.75rem;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

.message-edit-save-btn {
    background-color: rgba(10, 132, 255, 0.15);
    border: 1px solid rgba(10, 132, 255, 0.4);
    color: #0a84ff;
}

.message-edit-save-btn:hover:not(:disabled) {
    background-color: rgba(10, 132, 255, 0.3);
}

.message-edit-save-btn:disabled {
    opacity: 0.6;
    cursor: default;
}

.message-edit-cancel-btn {
    background-color: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-tertiary);
}

.message-edit-cancel-btn:hover:not(:disabled) {
    color: var(--text-primary);
}

.message-edit-cancel-btn:disabled {
    opacity: 0.6;
    cursor: default;
}

/* ============================================
   Mapa de mensajes (panel derecho)
   ============================================ */

.main-row {
    position: relative;
}

.message-map-sidebar {
    position: absolute;
    top: 0;
    right: 0;
    width: 48px;
    height: 100%;
    z-index: 20;
    background-color: var(--bg-elevated);
    border-left: 1px solid var(--border-subtle);
    overflow: hidden;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.message-map-sidebar:hover {
    width: 280px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    box-shadow: -8px 0 30px rgba(0, 0, 0, 0.4);
}

.message-map-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 0.85rem;
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    letter-spacing: -0.01em;
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    background-color: var(--bg-elevated);
    z-index: 1;
    white-space: nowrap;
}

.message-map-header i {
    font-size: 1.15rem;
    flex-shrink: 0;
}

.message-map-header .map-header-text {
    opacity: 0;
    transition: opacity 0.2s ease 0.15s;
}

.message-map-sidebar:hover .message-map-header .map-header-text {
    opacity: 1;
}

.message-map-list {
    padding: 0.5rem 0;
}

.message-map-entry {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    margin: 1px 6px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
    position: relative;
    border-left: 3px solid transparent;
    white-space: nowrap;
}

.message-map-entry:hover {
    background-color: var(--bg-hover);
}

.message-map-entry.active {
    background-color: var(--accent-glow);
    border-left-color: var(--accent);
}

.message-map-entry .msg-index {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-tertiary);
    min-width: 20px;
    text-align: right;
    flex-shrink: 0;
    display: none;
}

.message-map-entry .msg-icon {
    font-size: 1.15rem;
    color: var(--text-tertiary);
    flex-shrink: 0;
    text-align: center;
    width: 100%;
}

.message-map-entry .msg-snippet {
    font-size: 0.75rem;
    color: var(--text-tertiary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
    flex: 1;
    min-width: 0;
    display: none;
}

.message-map-entry:hover .msg-snippet {
    color: var(--text-secondary);
}

.message-map-entry.active .msg-icon {
    color: var(--accent);
}

.message-map-entry.active .msg-snippet {
    color: var(--text-primary);
}

.message-map-sidebar:not(:hover) .message-map-entry {
    border-left: none;
    justify-content: center;
    padding: 8px 0;
    margin: 1px 4px;
}

.message-map-sidebar:hover .message-map-entry {
    justify-content: flex-start;
    padding: 6px 12px;
    margin: 1px 6px;
}

.message-map-sidebar:hover .message-map-entry .msg-index,
.message-map-sidebar:hover .message-map-entry .msg-snippet {
    display: inline;
}

.message-map-sidebar:hover .message-map-entry .msg-icon {
    width: 18px;
    font-size: 0.8rem;
}

/* ============================================
   Sidebar user info (company name + email)
   ============================================ */

.sidebar-user-info {
    padding: 0.25rem 0.5rem 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
    margin-bottom: 0.75rem;
}

.sidebar-user-info .company-name {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    line-height: 1.3;
}

.sidebar-user-info .user-email {
    font-size: var(--font-size-xs);
    color: var(--text-tertiary);
    margin-top: 2px;
    letter-spacing: -0.01em;
    word-break: break-all;
}

/* ============================================
   Sidebar bottom (logout)
   ============================================ */

.sidebar-bottom {
    border-top: 1px solid var(--border-subtle);
    padding-top: 1rem !important;
}

/* Fila de acciones admin (instrucciones / usuarios / empresas).
   Oculta por defecto; se muestra con .show desde JS al cargar roles admin/moderator. */
.sidebar-admin-row {
    display: none;
    gap: 0.5rem;
    justify-content: center;
    align-items: center;
}

.sidebar-admin-row.show {
    display: flex;
}

.btn-logout {
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-strong);
    color: var(--text-tertiary);
    background-color: transparent;
    transition: all var(--transition-fast);
    padding: 0.5rem 1rem;
}

.btn-logout:hover {
    background-color: rgba(255, 69, 58, 0.08);
    border-color: rgba(255, 69, 58, 0.25);
    color: #ff453a;
}

.btn-logout i {
    font-size: 0.9rem;
}

/* Evitar que la sidebar colapsada (48px) tape el botón enviar en lg+ */
@media (min-width: 992px) {
    .main-chat-area {
        padding-right: 48px;
    }
}

/* Ocultar mapa en impresión */
@media print {
    .message-map-sidebar {
        display: none !important;
    }
}

@media (max-width: 991.98px) {
    .message-map-sidebar {
        display: none !important;
    }
}

/* ============================================
   text-muted visible sobre fondo oscuro
   ============================================ */
.text-muted {
    color: var(--text-secondary) !important;
}

/* ============================================
   Admin button (hidden by default)
   ============================================ */
.admin-instrucciones-btn,
.admin-users-btn,
.admin-companies-btn {
    display: none;
}

.btn-admin {
    font-size: var(--font-size-sm);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-strong);
    color: var(--text-tertiary);
    background-color: transparent;
    transition: all var(--transition-fast);
    padding: 0.5rem 1rem;
}

.btn-admin:hover {
    background-color: rgba(0, 113, 227, 0.08);
    border-color: rgba(0, 113, 227, 0.25);
    color: var(--accent);
}

/* ============================================
   Admin modals (dark theme)
   ============================================ */
.apple-modal {
    background-color: var(--bg-raised);
    color: var(--text-primary);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-lg);
}

.apple-modal .modal-header {
    border-bottom: 1px solid var(--border-subtle);
    padding: 1rem 1.25rem;
}

.apple-modal .modal-header .modal-title {
    font-weight: 600;
    font-size: var(--font-size-lg);
}

.apple-modal .modal-footer {
    border-top: 1px solid var(--border-subtle);
    padding: 0.75rem 1.25rem;
}

.apple-modal .modal-body {
    padding: 1.25rem;
}

.apple-modal .table {
    margin-bottom: 0;
}

.apple-modal .table th {
    border-bottom-color: var(--border-strong);
    color: var(--text-secondary);
    font-weight: 500;
    font-size: var(--font-size-sm);
}

.apple-modal .table td {
    border-bottom-color: var(--border-subtle);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.apple-modal .form-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: 0.35rem;
}

.apple-modal .form-control {
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
}

.apple-modal .form-control:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(0, 113, 227, 0.15);
}

.apple-modal .btn-close-white {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.apple-modal .btn-secondary {
    background-color: var(--bg-hover);
    border: 1px solid var(--border-strong);
    color: var(--text-primary);
}

.apple-modal .btn-secondary:hover {
    background-color: var(--bg-input);
}

/* ============================================
   Sidebar circular buttons
   ============================================ */
.sidebar-circle-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-strong);
    color: var(--text-tertiary);
    background-color: transparent;
    transition: all var(--transition-fast);
    font-size: 1rem;
}

.sidebar-circle-btn:hover {
    background-color: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
}

.sidebar-circle-btn.btn-admin:hover {
    background-color: rgba(0, 113, 227, 0.08);
    border-color: rgba(0, 113, 227, 0.25);
    color: var(--accent);
}

.sidebar-circle-btn.btn-logout:hover {
    background-color: rgba(255, 69, 58, 0.08);
    border-color: rgba(255, 69, 58, 0.25);
    color: #ff453a;
}

/* ============================================
   Settings modal
   ============================================ */
.settings-section {
    margin-bottom: 0.5rem;
}

.settings-section-title {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 1rem;
}

.plan-name-badge {
    color: var(--text-primary);
    font-size: var(--font-size-base);
    padding: 0.5rem 0.75rem;
    background: var(--bg-hover);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-subtle);
}

.limit-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
}

.limit-row:last-child {
    border-bottom: none;
}

.limit-label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.limit-value {
    font-size: var(--font-size-sm);
    font-variant-numeric: tabular-nums;
}

.limit-used {
    color: var(--text-primary);
    font-weight: 600;
}

.limit-sep {
    color: var(--text-tertiary);
    margin: 0 0.15rem;
}

.limit-max {
    color: var(--text-tertiary);
}

/* ============================================
   Soporte táctil: hover elements visibles
   ============================================ */
@media (hover: none) and (pointer: coarse) {
    .list-group-item .conv-delete,
    .list-group-item .conv-rename {
        opacity: 0.6;
    }

    .message-actions-bottom {
        opacity: 1;
    }

    .message-actions {
        opacity: 1;
    }

    .image-download-btn {
        opacity: 0.6;
    }

    .message-versions {
        opacity: 1;
    }
}

/* ============================================
   Workspace / Hilos compartidos
   ============================================ */

.sidebar-nav-tabs {
  background: var(--bg-elevated);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.sidebar-tab {
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  padding: 6px 8px;
  font-size: var(--font-size-xs);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-fast);
  letter-spacing: -0.01em;
  border-radius: 0;
}

.sidebar-tab:hover {
  color: var(--text-primary);
  background: var(--bg-hover);
}

.sidebar-tab.active {
  color: var(--accent);
  background: var(--accent-glow);
  box-shadow: inset 0 -2px 0 var(--accent);
}

.thread-item {
  padding: 10px 12px;
  cursor: pointer;
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-fast);
  position: relative;
}

.thread-item:hover {
  background: var(--bg-hover);
}

.thread-item-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.thread-title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--text-primary);
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.thread-item-actions {
  display: none;
  gap: 2px;
  flex-shrink: 0;
}

.thread-item:hover .thread-item-actions {
  display: flex;
}

.thread-item-actions .btn {
  padding: 0 4px;
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
  background: transparent;
  border: none;
}

.thread-item-actions .btn:hover {
  color: var(--text-primary);
}

.thread-item-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

.thread-creator {
  font-size: var(--font-size-xs);
  color: var(--accent);
  font-weight: 500;
}

.thread-date {
  font-size: var(--font-size-xs);
  color: var(--text-tertiary);
}

/* Botón compartir en mensajes */
.message-share-btn {
  background: transparent;
  border: none;
  color: var(--text-tertiary);
  padding: 4px 10px;
  font-size: var(--font-size-xs);
  cursor: pointer;
  border-radius: var(--radius-xs);
  transition: var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.message-share-btn:hover {
  color: var(--accent);
  background: var(--accent-glow);
}

.message-share-btn i {
  font-size: 0.85rem;
}

/* Detalle de hilo en modal */
.thread-detail-title {
  font-size: var(--font-size-lg);
  font-weight: 600;
}

.thread-detail-messages {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.thread-detail-msg {
  padding: 14px 16px;
  border-radius: var(--radius-md);
  max-width: 100%;
}

.thread-detail-msg.user-msg {
  background: var(--bg-raised);
  border: 1px solid var(--border-strong);
  align-self: flex-start;
}

.thread-detail-msg.assistant-msg {
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  align-self: flex-start;
}

.thread-detail-msg-label {
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}

.thread-detail-msg-content {
  font-size: var(--font-size-base);
  color: var(--text-primary);
  line-height: 1.6;
  word-wrap: break-word;
}

.thread-detail-msg-content p:last-child {
  margin-bottom: 0;
}

.thread-detail-image-wrapper {
  position: relative;
  display: inline-block;
  max-width: 100%;
}

.thread-detail-image {
  max-width: 100%;
  max-height: 400px;
  border-radius: var(--radius-sm);
  object-fit: contain;
}

.thread-detail-msg-collapsed {
  padding: 12px;
  text-align: center;
  background: var(--bg-raised);
  border-radius: var(--radius-sm);
  border: 1px dashed var(--border-strong);
}

/* ============================================
   Image Edit Upload (modo editar imagen)
   ============================================ */

.input-tool {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.tool-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-full);
  background-color: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.tool-btn:hover {
  background-color: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.15);
  color: var(--text-primary);
}

.image-edit-preview {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.image-edit-preview img {
  max-height: 40px;
  max-width: 60px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  object-fit: cover;
}

.image-edit-clear {
  width: 20px;
  height: 20px;
  padding: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  font-size: 0.7rem;
  position: absolute;
  top: -6px;
  right: -6px;
}

/* Imagen subida por el usuario en el mensaje */
.user-image {
  max-width: 200px;
  margin-top: 8px;
}

.user-image img.uploaded-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  object-fit: cover;
}
/* ==========================================
   Agentes virtuales: sidebar de bots
   ========================================== */
.bot-list-header {
  display: flex;
  align-items: center;
  padding: 0.75rem 0.85rem 0.5rem;
  font-size: var(--font-size-xs, 0.75rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 0.25rem;
}

.bot-back-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  margin-right: 0.5rem;
  border-radius: var(--radius-full, 999px);
  color: var(--text-muted);
  text-decoration: none;
  transition: all var(--transition-fast, 0.15s);
}

.bot-back-btn:hover {
  background: var(--bg-hover, rgba(255, 255, 255, 0.08));
  color: var(--text-primary);
}

.bot-agent-item,
.bot-session-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.bot-item-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: var(--radius-full, 999px);
  background: var(--bg-elevated, rgba(255, 255, 255, 0.06));
  color: var(--accent);
  font-size: 0.9rem;
}

.bot-session-item .bot-item-icon {
  color: #25d366; /* verde WhatsApp */
}

.bot-item-badge {
  flex-shrink: 0;
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  padding: 0.2em 0.5em;
  border-radius: var(--radius-full, 999px);
  text-transform: uppercase;
}

.bot-item-phone {
  flex-shrink: 0;
  font-size: 0.68rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  max-width: 45%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Header del chat en modo bot: indicador de contacto */
.chat-header-bot-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2em 0.6em;
  border-radius: var(--radius-full, 999px);
  background: rgba(37, 211, 102, 0.15);
  color: #25d366;
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  vertical-align: middle;
}

/* Indicador de "esperando respuesta" en el input modo bot */
body[data-bot-session] #userInput {
  border-left: 3px solid #25d366;
}

/* ── Panel de conexión WhatsApp por bot ── */
.bot-agent-wa-btn {
  flex-shrink: 0;
  padding: 0.1rem 0.35rem;
  border: none;
  background: transparent;
  color: #25d366;
  line-height: 1;
  opacity: 0.75;
}

.bot-agent-wa-btn:hover,
.bot-agent-wa-btn:focus {
  color: #25d366;
  opacity: 1;
  background: rgba(37, 211, 102, 0.12);
}

.whatsapp-qr-box {
  padding: 0.9rem;
  border: 1px solid var(--border-color, rgba(255, 255, 255, 0.12));
  border-radius: var(--radius-md, 12px);
  background: var(--bg-elevated, rgba(255, 255, 255, 0.04));
}

#whatsappStatusBadge {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  padding: 0.4em 0.7em;
}

#whatsappPanelModal code {
  color: var(--text-primary);
  word-break: break-all;
}

#whatsappPanelHint {
  min-height: 1.2rem;
}