/* =================================================================
   ESTILOS ESPECÍFICOS PARA CHAT-MEJORADO
   Este archivo sobrescribe los estilos de chat.css para la nueva interfaz
   ================================================================= */

/* Sobrescribir estilos de chat.css que puedan interferir */
.chat-messages .msg {
    display: none !important; /* Ocultar mensajes con clase .msg antigua */
}

.chat-messages .msg.user,
.chat-messages .msg.bot {
    display: none !important;
}

.chat-sidebar {
    background-color: #fff;
}

.chat-main-container {
    background-color: #1a1a1a;
    height: calc(100vh - 56px);
    max-height: calc(100vh - 56px);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.chat-sidebar-header, 
.chat-header,
.chat-area-container .chat-header,
.chat-main-container .chat-header,
div.chat-header {
    background: linear-gradient(135deg, #2d2d2d 0%, #383838 100%) !important;
    background-color: #2d2d2d !important;
    z-index: 10 !important;
    width: 100% !important;
    color: #fff !important;
}

/* =================================================================
   HEADER Y INPUT - VISTA DESKTOP RESPONSIVE
   ================================================================= */

/* Header del Chat - Simétrico y profesional */
.chat-area-container .chat-header,
.chat-main-container .chat-header,
div.chat-header {
    min-height: 70px !important;
    max-height: 70px !important;
    width: 100% !important;
    display: flex !important;
    align-items: center !important;
    padding: 0.85rem 1.5rem !important;
    background: linear-gradient(135deg, #2d2d2d 0%, #383838 100%) !important;
    background-color: #2d2d2d !important; /* Fallback */
    border-bottom: 1px solid #404040 !important;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15) !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 10 !important;
    gap: 1rem !important;
    color: #fff !important;
    flex-shrink: 0 !important;
    overflow: visible !important; /* Permite que el dropdown se vea */
}

.chat-header .conversation-avatar,
#chatHeaderAvatar {
    font-size: 1.15rem !important;
    width: 52px !important;
    height: 52px !important;
    font-weight: 600 !important;
    background: linear-gradient(135deg, #f86b0d 0%, #ff8a3d 100%) !important;
    color: #fff !important;
    box-shadow: 0 2px 8px rgba(248, 107, 13, 0.2) !important;
    flex-shrink: 0 !important;
}

#chatHeaderName {
    font-size: 1.15rem !important;
    font-weight: 600 !important;
    line-height: 1.3 !important;
    color: #fa710f !important;
}

#chatHeaderPhone {
    font-family: 'Courier New', monospace !important;
    font-weight: 500 !important;
    font-size: 0.9rem !important;
    color: #a0a0a0 !important;
}

/* Botón Volver */
.chat-back-btn {
    background: transparent !important;
    border: none !important;
    color: #fa710f !important;
    width: 40px !important;
    height: 40px !important;
    padding: 0 !important;
    margin-right: 0.5rem !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.chat-back-btn i {
    font-size: 1.5rem !important;
}

/* Información del contacto */
.chat-header-info {
    flex: 1 !important;
    min-width: 0 !important;
    margin-left: 1rem !important;
}

.chat-header-name {
    font-size: 1.15rem !important;
    font-weight: 600 !important;
    color: #fa710f !important;
    margin-bottom: 0.25rem !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}

.chat-header-status {
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    font-size: 0.85rem !important;
}

.status-dot {
    width: 8px !important;
    height: 8px !important;
    border-radius: 50% !important;
    flex-shrink: 0 !important;
}

.status-text {
    color: #a0a0a0 !important;
    font-weight: 500 !important;
}

.status-separator {
    color: #a0a0a0 !important;
}

.chat-header-phone {
    color: #a0a0a0 !important;
    font-family: 'Courier New', monospace !important;
    font-weight: 500 !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
    white-space: nowrap !important;
}

/* Controles del header (IA + opciones) */
.chat-header-controls {
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    margin-left: auto !important;
}

/* Control IA */
.ia-control {
    display: flex !important;
    align-items: center !important;
    gap: 0.4rem !important;
    padding: 0.45rem 0.65rem !important;
    background-color: rgba(250, 113, 15, 0.1) !important;
    border: 1px solid #fa710f !important;
    border-radius: 18px !important;
}

.ia-control i {
    color: #fa710f !important;
    font-size: 0.95rem !important;
    display: inline-block !important; /* Mostrar icono */
}

.ia-label {
    color: #fa710f !important;
    font-weight: 700 !important;
    font-size: 0.85rem !important;
}

.ia-control .form-switch {
    margin: 0 !important;
    padding: 0 !important;
}

.ia-control .form-check-input {
    width: 2.5em !important;
    height: 1.25em !important;
    margin: 0 !important;
}

/* Botón de opciones */
.chat-options-btn {
    width: 40px !important;
    height: 40px !important;
    min-width: 40px !important;
    padding: 0 !important;
    background-color: rgba(255, 255, 255, 0.1) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    border-radius: 50% !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease !important;
}

.chat-options-btn:hover {
    background-color: rgba(255, 255, 255, 0.2) !important;
}

.chat-options-btn i {
    font-size: 1.1rem !important;
    color: #fff !important;
}

/* Dropdown menu de opciones - Simplificado para compatibilidad con Bootstrap */
.chat-header-controls .dropdown-menu {
    z-index: 9999 !important; /* Por encima de TODO */
    margin-top: 0.5rem !important;
    min-width: 200px !important;
    background-color: #2d2d2d !important;
    border: 1px solid #404040 !important;
    border-radius: 8px !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3) !important;
    padding: 0.5rem 0 !important;
}

.chat-header-controls .dropdown-menu .dropdown-item {
    padding: 0.65rem 1rem;
    color: #e8e8e8;
    font-size: 0.9rem;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.chat-header-controls .dropdown-menu .dropdown-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.chat-header-controls .dropdown-menu .dropdown-item.text-danger {
    color: #dc3545;
}

.chat-header-controls .dropdown-menu .dropdown-item.text-danger:hover {
    background-color: rgba(220, 53, 69, 0.1);
    color: #ff4d5e;
}

.chat-header-controls .dropdown-menu .dropdown-item i {
    font-size: 1rem;
}

.chat-header-controls .dropdown-divider {
    margin: 0.5rem 0;
    border-color: #404040;
}

/* Input de Mensaje - Mejorado, centrado y simétrico */
.chat-input {
    padding: 0.85rem 1.5rem !important;
    min-height: 75px !important;
    max-height: 75px !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.75rem !important;
    background-color: #2d2d2d !important;
    border-top: 1px solid #404040 !important;
    box-shadow: 0 -2px 8px rgba(0,0,0,0.2) !important;
    width: 100% !important;
    flex-shrink: 0 !important;
}

.chat-input-wrapper {
    width: 100% !important;
    gap: 0.75rem !important;
}

.chat-input .form-control,
.chat-message-input {
    height: 54px !important;
    font-size: 1rem !important;
    padding: 14px 20px !important;
    border-radius: 27px !important;
    border: 1.5px solid #404040 !important;
    background-color: #1a1a1a !important;
    color: #e8e8e8 !important;
    transition: all 0.2s ease !important;
    flex: 1 !important;
    min-width: 0 !important;
}

.chat-input .form-control::placeholder,
.chat-message-input::placeholder {
    color: #6b6b6b !important;
}

.chat-input .form-control:focus,
.chat-message-input:focus {
    border-color: #f86b0d !important;
    background-color: #242424 !important;
    box-shadow: 0 0 0 3px rgba(248, 107, 13, 0.15) !important;
    color: #fff !important;
}

/* Botones del input - Simétricos y profesionales */
.chat-input .btn,
.btn-attach,
.btn-send {
    width: 54px !important;
    height: 54px !important;
    min-width: 54px !important;
    max-width: 54px !important;
    border-radius: 50% !important;
    padding: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: all 0.2s ease !important;
    border-width: 1.5px !important;
    flex-shrink: 0 !important;
}

.chat-input .btn i,
.btn-attach i,
.btn-send i {
    font-size: 1.25rem !important;
    margin: 0 !important;
}

/* Botón adjuntar */
.chat-input .btn-outline-secondary,
.btn-attach {
    border-color: #545454 !important;
    background-color: transparent !important;
    color: #a0a0a0 !important;
}

.chat-input .btn-outline-secondary:hover,
.btn-attach:hover {
    background-color: #383838 !important;
    border-color: #6b6b6b !important;
    color: #fff !important;
    transform: translateY(-1px) !important;
}

/* Botón enviar */
.chat-input .btn-primary,
.btn-send {
    background: linear-gradient(135deg, #f86b0d 0%, #ff8a3d 100%) !important;
    border: none !important;
    box-shadow: 0 2px 8px rgba(248, 107, 13, 0.25) !important;
}

.chat-input .btn-primary:hover,
.btn-send:hover {
    background: linear-gradient(135deg, #ff7a1f 0%, #ffa050 100%) !important;
    box-shadow: 0 4px 12px rgba(248, 107, 13, 0.35) !important;
    transform: translateY(-2px) !important;
}

.chat-input .btn-primary:active,
.btn-send:active {
    transform: translateY(0) !important;
}

.conversation-item {
    cursor: pointer;
    transition: all 0.2s ease;
    border-left: 4px solid transparent;
}

.conversation-item:hover {
    background-color: #f8fafc;
}

.conversation-item.active {
    background-color: #f1f5f9;
    border-left-color: #0d6efd;
}

.conversation-avatar {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.85rem;
    border: 1px solid rgba(0,0,0,0.05);
    background-color: #e2e8f0;
    color: #475569;
}

#chatHeaderAvatar {
    background-color: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.status-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    display: inline-block;
}

.ia-control {
    transition: all 0.2s ease;
}

.ia-control:hover {
    background-color: #f8fafc !important;
}

.btn-white {
    background-color: #fff;
    color: #475569;
    border-color: #e2e8f0;
}

.btn-white:hover {
    background-color: #f8fafc;
    border-color: #cbd5e1;
}

/* =================================================================
   ESTILOS DE MENSAJES - VISTA ESCRITORIO RESPONSIVE Y SIMÉTRICA
   ================================================================= */

/* Contenedor base de mensajes */
.chat-messages .chat-row {
    margin-bottom: 1.25rem !important;
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    position: relative !important;
    z-index: 2 !important;
    clear: both !important;
}

/* Mensajes del usuario (izquierda, naranja) - Vista Desktop */
.chat-messages .chat-row.user {
    align-items: flex-start !important;
    padding-right: 20% !important;
    padding-left: 1rem !important;
}

.chat-messages .chat-row.user .message-bubble {
    background-color: #f86b0d !important;
    color: #ffffff !important;
    border-radius: 20px !important;
    border-bottom-left-radius: 6px !important;
    margin-right: auto !important;
    margin-left: 0 !important;
    max-width: 70% !important;
    min-width: 140px !important;
    padding: 14px 18px !important;
    font-size: 0.95rem !important;
    line-height: 1.5 !important;
    box-shadow: 0 2px 8px rgba(248, 107, 13, 0.15) !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    position: relative !important;
}

/* Mensajes del bot/negocio (derecha, gris) - Vista Desktop */
.chat-messages .chat-row.bot {
    align-items: flex-end !important;
    padding-left: 20% !important;
    padding-right: 1rem !important;
}

.chat-messages .chat-row.bot .message-bubble {
    background-color: #2d2d2d !important;
    color: #e8e8e8 !important;
    border-radius: 20px !important;
    border-bottom-right-radius: 6px !important;
    border: 1px solid #404040 !important;
    margin-left: auto !important;
    margin-right: 0 !important;
    max-width: 70% !important;
    min-width: 140px !important;
    padding: 14px 18px !important;
    font-size: 0.95rem !important;
    line-height: 1.5 !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    position: relative !important;
}

/* Estilos base para bubbles - Aplicados a todos */
.chat-messages .message-bubble {
    position: relative !important;
    border-radius: 18px !important;
}

.chat-messages .message-content {
    word-wrap: break-word !important;
    overflow-wrap: break-word !important;
    margin-bottom: 0.25rem !important;
}

/* Chat Background - Limpio y profesional - Vista Desktop */
.chat-messages {
    background-color: #1a1a1a;
    background-image: radial-gradient(rgba(248, 107, 13, 0.05) 0.8px, transparent 0.8px);
    background-size: 28px 28px;
    padding: 1.5rem 1.5rem;
    display: flex;
    flex-direction: column;
    min-height: 0;
    position: relative;
    overflow-y: auto;
    overflow-x: hidden;
    scroll-behavior: smooth;
    width: 100%;
    flex: 1 1 auto;
}

/* Scrollbar personalizado para el chat */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.3);
}

.chat-messages .empty-chat-state {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.chat-messages:has(.chat-row) .empty-chat-state {
    display: none;
}

/* Scrollbar */
.chat-messages::-webkit-scrollbar, .chat-list::-webkit-scrollbar {
    width: 5px;
}

.chat-messages::-webkit-scrollbar-thumb, .chat-list::-webkit-scrollbar-thumb {
    background-color: #e2e8f0;
    border-radius: 10px;
}

.chat-messages::-webkit-scrollbar-thumb:hover, .chat-list::-webkit-scrollbar-thumb:hover {
    background-color: #cbd5e1;
}

.search-bar input::placeholder {
    color: #94a3b8;
    font-size: 0.95rem;
    opacity: 0.8;
}

.search-bar input {
    font-size: 0.95rem !important;
    color: var(--text-primary, #2e2e2e) !important;
}

.search-bar input:focus {
    background-color: #fff !important;
    border-color: var(--accent-primary, #fa710f) !important;
    box-shadow: 0 0 0 0.2rem rgba(250, 113, 15, 0.15) !important;
}

/* =================================================================
   DARK MODE OVERRIDES - Chat Mejorado
   ================================================================= */
[data-theme="dark"] .container-fluid {
    background-color: var(--bg-primary) !important;
    border-color: var(--border-color) !important;
}

[data-theme="dark"] .chat-sidebar,
[data-theme="dark"] .chat-sidebar-header,
[data-theme="dark"] .chat-header,
[data-theme="dark"] .chat-input {
    background-color: var(--bg-primary) !important;
    border-color: var(--border-light) !important;
}

[data-theme="dark"] .chat-sidebar-header,
[data-theme="dark"] .chat-header,
[data-theme="dark"] .chat-area-container .chat-header,
[data-theme="dark"] .chat-main-container .chat-header,
[data-theme="dark"] div.chat-header {
    background: linear-gradient(135deg, #2d2d2d 0%, #383838 100%) !important;
    background-color: #2d2d2d !important; /* Fondo oscuro, no naranja */
    color: #fff !important;
}

[data-theme="dark"] #chatHeaderName {
    color: #fa710f !important;
}

[data-theme="dark"] #chatHeaderPhone {
    color: var(--text-secondary) !important;
}

[data-theme="dark"] .conversation-item {
    border-bottom-color: var(--border-light) !important;
}

[data-theme="dark"] .conversation-item:hover {
    background-color: var(--bg-hover) !important;
}

[data-theme="dark"] .conversation-item.active {
    background-color: var(--accent-primary-light) !important;
    border-left-color: var(--accent-primary) !important;
}

[data-theme="dark"] .conversation-avatar {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-light) !important;
}

[data-theme="dark"] #chatHeaderAvatar {
    background-color: var(--bg-tertiary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-light) !important;
}

[data-theme="dark"] .chat-messages {
    background-color: #1a1a1a !important;
    background-image: radial-gradient(rgba(250, 113, 15, 0.05) 0.8px, transparent 0.8px) !important;
}

[data-theme="dark"] .chat-messages .chat-row.user {
    align-items: flex-start !important;
    padding-right: 20% !important;
    padding-left: 1rem !important;
}

[data-theme="dark"] .chat-messages .chat-row.bot {
    align-items: flex-end !important;
    padding-left: 20% !important;
    padding-right: 1rem !important;
}

[data-theme="dark"] .chat-messages .chat-row.bot .message-bubble {
    background-color: #2d2d2d !important;
    color: #e2e8f0 !important;
    border-color: #404040 !important;
    margin-left: auto !important;
    margin-right: 0 !important;
    max-width: 75% !important;
}

[data-theme="dark"] .chat-messages .chat-row.user .message-bubble {
    background-color: var(--accent-primary) !important;
    color: #ffffff !important;
    margin-right: auto !important;
    margin-left: 0 !important;
    max-width: 75% !important;
}

[data-theme="dark"] .text-dark {
    color: #f8fafc !important;
}

[data-theme="dark"] .text-muted {
    color: #94a3b8 !important;
}

[data-theme="dark"] .form-control {
    background-color: var(--bg-tertiary) !important;
    border-color: var(--border-light) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] .btn-light {
    background-color: var(--bg-tertiary) !important;
    border-color: var(--border-light) !important;
    color: var(--text-primary) !important;
}

/* =================================================================
   RESPONSIVE - Chat Mejorado Móvil
   ================================================================= */
@media (max-width: 991.98px) {
    .chat-main-container {
        height: calc(100vh - 56px) !important;
        max-height: calc(100vh - 56px) !important;
        border-radius: 0 !important;
        border: none !important;
        margin: 0 !important;
        padding: 0 !important;
        overflow: hidden !important;
    }

    .chat-sidebar-container {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 100;
        transition: transform 0.3s ease-in-out;
        background-color: var(--bg-primary);
    }

    .chat-sidebar-container.hide {
        transform: translateX(-100%);
    }

    .chat-area-container {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        height: 100%;
        z-index: 101;
        transform: translateX(100%);
        transition: transform 0.3s ease-in-out;
        background-color: var(--bg-primary);
    }

    .chat-area-container.show {
        transform: translateX(0);
    }

    /* Botón hamburguesa del chat debe ser visible y accesible */
    #chatMainSidebarToggle {
        color: #fa710f !important;
        border: none !important;
        background: transparent !important;
    }

    #chatMainSidebarToggle:hover,
    #chatMainSidebarToggle:focus {
        color: #d65a00 !important;
        background-color: rgba(250, 113, 15, 0.1) !important;
        border-radius: 50% !important;
    }

    /* Overlay para sidebar principal en móviles */
    .sidebar-overlay {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 1038;
        transition: opacity 0.3s ease-in-out;
    }

    .sidebar-overlay.show {
        display: block;
    }

    /* Sidebar principal responsive */
    #sidebar-wrapper {
        position: fixed;
        left: -100%;
        top: 0;
        width: 280px;
        height: 100vh;
        z-index: 1039;
        transition: left 0.3s ease-in-out;
        box-shadow: 2px 0 10px rgba(0,0,0,0.1);
        overflow-y: auto;
    }
    
    #sidebar-wrapper.show {
        left: 0;
    }

    /* Asegurar que el navbar principal siempre esté visible */
    .navbar {
        position: relative !important;
        z-index: 1050 !important;
        background-color: var(--bg-card) !important;
    }

    .chat-area-container .chat-header,
    .chat-main-container .chat-header,
    div.chat-header {
        position: sticky !important;
        top: 0 !important;
        z-index: 10 !important;
        min-height: 58px !important;
        max-height: 58px !important;
        padding: 0.55rem 0.75rem !important;
        width: 100% !important;
        display: flex !important;
        flex-wrap: nowrap !important;
        overflow: visible !important; /* Permite que el dropdown se vea */
        align-items: center !important;
        gap: 0.5rem !important;
        background: linear-gradient(135deg, #2d2d2d 0%, #383838 100%) !important;
        background-color: #2d2d2d !important;
        border-bottom: 1px solid #404040 !important;
        color: #fff !important;
        flex-shrink: 0 !important;
    }
    
    /* Botón Volver en móvil */
    .chat-back-btn,
    #btnBackToList {
        width: 32px !important;
        height: 32px !important;
        margin-right: 0.4rem !important;
    }
    
    .chat-back-btn i {
        font-size: 1.3rem !important;
    }

    /* Avatar más pequeño en móvil */
    .chat-header .conversation-avatar,
    #chatHeaderAvatar {
        width: 38px !important;
        height: 38px !important;
        font-size: 0.8rem !important;
        margin-right: 0.65rem !important;
    }
    
    /* Info del contacto en móvil */
    .chat-header-info {
        flex: 1 !important;
        min-width: 0 !important;
        max-width: 55% !important;
        margin-left: 0 !important;
    }

    .chat-header-name {
        font-size: 0.85rem !important;
        line-height: 1.2 !important;
    }
    
    .chat-header-phone {
        font-size: 0.7rem !important;
    }
    
    .chat-header-status {
        font-size: 0.75rem !important;
        gap: 0.35rem !important;
    }
    
    .chat-messages {
        padding: 0.85rem 0.75rem !important;
        flex: 1 1 auto !important;
        overflow-y: auto !important;
        overflow-x: hidden !important;
        -webkit-overflow-scrolling: touch !important;
    }

    /* Controles en móvil - Compactos */
    .chat-header-controls {
        gap: 0.4rem !important;
        max-width: 38% !important;
    }
    
    /* Control IA compacto en móvil */
    .ia-control {
        padding: 0.25rem 0.45rem !important;
        gap: 0.25rem !important;
        background-color: transparent !important;
        border-radius: 12px !important;
    }

    .ia-control i {
        font-size: 0.8rem !important; /* Icono más pequeño pero visible */
        display: inline-block !important;
    }
    
    .ia-label {
        font-size: 0.7rem !important;
    }
    
    .ia-control .form-check-input {
        width: 1.8em !important;
        height: 0.9em !important;
    }
    
    /* Dropdown más compacto en móvil */
    .chat-header-controls .dropdown-menu {
        min-width: 180px !important;
        margin-top: 0.4rem !important;
    }
    
    .chat-header-controls .dropdown-menu .dropdown-item {
        padding: 0.55rem 0.85rem !important;
        font-size: 0.85rem !important;
    }
    
    /* Botón opciones más pequeño en móvil */
    .chat-options-btn {
        width: 32px !important;
        height: 32px !important;
    }
    
    .chat-options-btn i {
        font-size: 0.9rem !important;
    }

    /* Input de mensaje optimizado para móvil - TODO EN UNA LÍNEA */
    .chat-input {
        position: sticky !important;
        bottom: 0 !important;
        z-index: 10 !important;
        padding: 0.6rem 0.65rem !important;
        min-height: 66px !important;
        max-height: 66px !important;
        display: flex !important;
        align-items: center !important;
        gap: 0 !important;
        width: 100% !important;
        flex-shrink: 0 !important;
        overflow: visible !important;
        background-color: #2d2d2d !important;
        border-top: 1px solid #404040 !important;
    }
    
    /* Wrapper - forzar línea única */
    .chat-input-wrapper,
    .chat-input > .d-flex,
    .chat-input > div {
        display: flex !important;
        flex-direction: row !important;
        align-items: center !important;
        justify-content: flex-start !important;
        gap: 0.45rem !important;
        width: 100% !important;
        flex-wrap: nowrap !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    /* Input de texto - CENTRO */
    .chat-input .form-control,
    .chat-message-input {
        font-size: 16px !important; /* Previene zoom en iOS */
        height: 44px !important;
        padding: 11px 14px !important;
        flex: 1 !important;
        min-width: 0 !important;
        max-width: none !important;
        order: 2 !important;
        border-radius: 22px !important;
        background-color: #1a1a1a !important;
        color: #e8e8e8 !important;
        border: 1.5px solid #404040 !important;
    }

    /* Botón Adjuntar - IZQUIERDA */
    .chat-input .btn-outline-secondary,
    .btn-attach,
    .chat-input button[onclick*="attachFile"] {
        width: 44px !important;
        height: 44px !important;
        min-width: 44px !important;
        max-width: 44px !important;
        order: 1 !important;
        flex-shrink: 0 !important;
        border-radius: 50% !important;
        padding: 0 !important;
        margin: 0 !important;
        background-color: transparent !important;
        border-color: #545454 !important;
        color: #a0a0a0 !important;
    }
    
    /* Botón Enviar - DERECHA */
    .chat-input .btn-primary,
    .btn-send,
    .chat-input button[onclick*="sendMessage"] {
        width: 44px !important;
        height: 44px !important;
        min-width: 44px !important;
        max-width: 44px !important;
        order: 3 !important;
        flex-shrink: 0 !important;
        border-radius: 50% !important;
        padding: 0 !important;
        margin: 0 !important;
        background: linear-gradient(135deg, #f86b0d 0%, #ff8a3d 100%) !important;
        border: none !important;
    }

    .chat-input .btn i,
    .btn-attach i,
    .btn-send i {
        font-size: 1.15rem !important;
        margin: 0 !important;
    }

    /* Mensajes más simétricos en móvil */
    .chat-messages .chat-row {
        margin-bottom: 0.75rem !important;
    }
    
    .chat-messages .chat-row.user {
        padding-right: 8% !important;
        padding-left: 0.5rem !important;
    }

    .chat-messages .chat-row.bot {
        padding-left: 8% !important;
        padding-right: 0.5rem !important;
    }

    .chat-messages .message-bubble {
        max-width: 82% !important;
        min-width: 120px !important;
        font-size: 0.92rem !important;
        padding: 12px 16px !important;
        line-height: 1.4 !important;
    }
    
    .message-time {
        font-size: 0.7rem !important;
    }
}

/* =================================================================
   RESPONSIVE ADICIONAL - Pantallas Pequeñas (< 480px)
   ================================================================= */
@media (max-width: 479.98px) {
    /* Header aún más compacto en pantallas muy pequeñas */
    .chat-area-container .chat-header,
    .chat-main-container .chat-header,
    div.chat-header {
        padding: 0.5rem 0.5rem !important;
        gap: 0.35rem !important;
        background: linear-gradient(135deg, #2d2d2d 0%, #383838 100%) !important;
        background-color: #2d2d2d !important;
    }
    
    /* Avatar ultra compacto */
    .chat-header .conversation-avatar,
    #chatHeaderAvatar {
        width: 34px !important;
        height: 34px !important;
        font-size: 0.75rem !important;
    }
    
    /* Texto más pequeño */
    .chat-header-name {
        font-size: 0.8rem !important;
    }
    
    .chat-header-phone {
        font-size: 0.65rem !important;
    }
    
    /* IA ultra compacto */
    .ia-control {
        padding: 0.2rem 0.35rem !important;
        gap: 0.2rem !important;
    }
    
    .ia-control i {
        font-size: 0.7rem !important;
    }
    
    .ia-label {
        font-size: 0.65rem !important;
    }
    
    .ia-control .form-check-input {
        width: 1.6em !important;
        height: 0.8em !important;
    }
    
    /* Dropdown ultra compacto */
    .chat-header-controls .dropdown-menu {
        min-width: 160px !important;
    }
    
    .chat-header-controls .dropdown-menu .dropdown-item {
        padding: 0.5rem 0.75rem !important;
        font-size: 0.8rem !important;
    }
    
    /* Input ultra compacto */
    .chat-input {
        padding: 0.5rem 0.5rem !important;
        min-height: 64px !important;
        max-height: 64px !important;
        gap: 0 !important;
    }
    
    .chat-input > .d-flex,
    .chat-input > div,
    .chat-input-wrapper {
        gap: 0.35rem !important;
    }
    
    .chat-input .btn,
    .btn-attach,
    .btn-send {
        width: 42px !important;
        height: 42px !important;
        min-width: 42px !important;
    }
    
    .chat-input .form-control,
    .chat-message-input {
        height: 42px !important;
        padding: 10px 12px !important;
        font-size: 15px !important;
    }
}

/* =================================================================
   RESPONSIVE ADICIONAL - Pantallas Medianas (480px - 767px)
   ================================================================= */
@media (min-width: 480px) and (max-width: 767.98px) {
    /* Header ajustado para tablets */
    .chat-header .conversation-avatar,
    #chatHeaderAvatar {
        width: 36px !important;
        height: 36px !important;
    }
    
    /* IA control intermedio */
    .ia-control {
        padding: 0.28rem 0.45rem !important;
        gap: 0.3rem !important;
    }
    
    .ia-control i {
        font-size: 0.85rem !important;
    }
    
    .ia-label {
        font-size: 0.75rem !important;
    }
    
    .ia-control .form-check-input {
        width: 1.9em !important;
        height: 0.95em !important;
    }
    
    /* Dropdown intermedio */
    .chat-header-controls .dropdown-menu {
        min-width: 190px !important;
    }
    
    .chat-header-controls .dropdown-menu .dropdown-item {
        padding: 0.6rem 0.9rem !important;
        font-size: 0.875rem !important;
    }
    
    /* Input de chat */
    .chat-input .btn,
    .btn-attach,
    .btn-send {
        width: 45px !important;
        height: 45px !important;
    }
    
    .chat-input .form-control,
    .chat-message-input {
        height: 45px !important;
    }
}

/* Desktop - Comportamiento normal */
@media (min-width: 992px) {
    .chat-sidebar-container {
        position: relative !important;
        transform: none !important;
    }

    .chat-area-container {
        position: relative !important;
        transform: none !important;
    }

    .chat-sidebar-container.hide {
        transform: none !important;
    }

    .chat-area-container.show {
        transform: none !important;
    }

    #btnBackToList {
        display: none !important;
    }

    #sidebar-wrapper {
        position: relative !important;
        left: auto !important;
    }
    
    .sidebar-overlay {
        display: none !important;
    }
}