/* Chatbot Renato - Unión Vital S.A.S. */
/* Variables CSS para mantenimiento y consistencia - Esquema Union Vital */
:root {
    /* Colores principales Union Vital */
    --primary-blue: #0066b3;        /* Azul principal Union Vital */
    --primary-teal: #009992;        /* Verde-azulado Union Vital */
    --primary-blue-light: #4d94d4; /* Azul claro derivado */
    --primary-teal-light: #33b3ab; /* Verde-azulado claro */
    
    /* Compatibilidad - mapeo de colores antiguos a nuevos */
    --primary-green: var(--primary-blue);
    --primary-green-light: var(--primary-teal);
    --primary-green-dark: #004080;
    --accent-orange: #FF9800;
    --accent-orange-dark: #F57C00;
    
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-tertiary: #e9ecef;
    --text-primary: #212529;
    --text-secondary: #495057;
    --text-muted: #6c757d;
    --border-color: #dee2e6;
    
    /* Sombras actualizadas con colores Union Vital */
    --shadow-sm: 0 2px 4px rgba(0, 102, 179, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 102, 179, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 102, 179, 0.2);
    --shadow-xl: 0 10px 30px rgba(0, 102, 179, 0.25);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50%;
    
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 20px;
    --spacing-2xl: 24px;
    
    --font-xs: 12px;
    --font-sm: 14px;
    --font-base: 16px;
    --font-lg: 18px;
    --font-xl: 20px;
    --font-2xl: 24px;
    
    --transition-fast: 0.15s ease;
    --transition-normal: 0.2s ease;
    --transition-slow: 0.3s ease;
    
    /* Breakpoints */
    --mobile-max: 768px;
    --tablet-min: 769px;
    --tablet-max: 1024px;
    --desktop-min: 1025px;
}

/* Tema oscuro con colores Union Vital */
[data-theme="dark"] {
    --bg-primary: #1a1a1a;
    --bg-secondary: #2d2d2d;
    --bg-tertiary: #404040;
    --text-primary: #ffffff;
    --text-secondary: #e0e0e0;
    --text-muted: #b0b0b0;
    --border-color: #555555;
    
    /* Colores Union Vital para tema oscuro */
    --primary-blue: #4d94d4;        /* Azul más claro para mejor contraste */
    --primary-teal: #33b3ab;        /* Verde-azulado más claro */
    --primary-green: var(--primary-blue);
    --primary-green-light: var(--primary-teal);
    
    /* Sombras ajustadas para tema oscuro */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 10px 30px rgba(0, 0, 0, 0.6);
}

/* Aplicar tema oscuro al body también */
body[data-theme="dark"], 
[data-theme="dark"] body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* Asegurar que el chatbot use las variables correctas */
[data-theme="dark"] #renato-chatbot {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

[data-theme="dark"] #chat-messages {
    background-color: var(--bg-secondary);
}

[data-theme="dark"] #chat-input-container {
    background-color: var(--bg-primary);
    border-top-color: var(--border-color);
}

/* Mejorar contraste en tema oscuro para móvil */
[data-theme="dark"] #renato-chatbot.mobile-chat .message .content {
    background: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    border-color: var(--border-color) !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5) !important;
}

[data-theme="dark"] #renato-chatbot.mobile-chat .message.bot .content {
    background: linear-gradient(135deg, rgba(77, 148, 212, 0.2), rgba(51, 179, 171, 0.2)) !important;
    border-color: var(--primary-blue) !important;
    color: var(--text-primary) !important;
}

[data-theme="dark"] #renato-chatbot.mobile-chat .message.user .content {
    background: var(--bg-tertiary) !important;
    border-color: var(--primary-teal) !important;
    color: var(--text-primary) !important;
}

/* Reset y base styles */
* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    transition: background-color var(--transition-normal), color var(--transition-normal);
}

#renato-chatbot {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: min(400px, calc(100vw - var(--spacing-2xl)));
    height: min(650px, calc(100vh - var(--spacing-2xl)));
    background: var(--bg-primary);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: flex;
    flex-direction: column;
    font-family: inherit;
    z-index: 1000;
    transition: all var(--transition-slow);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

/* Estados del chatbot */
#renato-chatbot.minimized {
    height: 70px;
    overflow: hidden;
}

#renato-chatbot.fullscreen {
    width: 100vw !important;
    height: 100vh !important;
    bottom: 0 !important;
    right: 0 !important;
    border-radius: 0 !important;
    border: none !important;
    max-width: none !important;
    max-height: none !important;
}

/* Estado móvil específico */
#renato-chatbot.mobile-chat {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    border-radius: 0 !important;
    border: none !important;
    z-index: 1000 !important;
}

/* Mejorar visibilidad del texto en móvil */
#renato-chatbot.mobile-chat .message .content {
    background: var(--bg-primary) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
    font-weight: 500 !important;
    text-shadow: none !important;
}

#renato-chatbot.mobile-chat .message.bot .content {
    background: linear-gradient(135deg, rgba(0, 102, 179, 0.1), rgba(0, 153, 146, 0.1)) !important;
    border-color: var(--primary-blue) !important;
    color: var(--text-primary) !important;
}

#renato-chatbot.mobile-chat .message.user .content {
    background: var(--bg-tertiary) !important;
    border-color: var(--primary-teal) !important;
    color: var(--text-primary) !important;
}



/* Header mejorado */
#chat-header {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-light));
    color: white;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    position: sticky;
    top: 0;
    z-index: 100;
    user-select: none;
    -webkit-user-select: none;
    min-height: 65px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

#renato-chatbot.fullscreen #chat-header {
    border-radius: 0;
    padding: var(--spacing-lg) var(--spacing-xl);
    min-height: 70px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    width: 100%;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.avatar-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    min-width: 0;
}

.header-content .avatar {
    font-size: var(--font-xl);
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.header-content .info {
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.header-content .info h3 {
    margin: 0;
    font-size: var(--font-lg);
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    line-height: 1.3;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
}

.header-content .info span {
    font-size: var(--font-xs);
    opacity: 0.9;
    display: block;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
    font-weight: 400;
}

.header-buttons {
    display: flex;
    gap: var(--spacing-xs);
    flex-shrink: 0;
    align-items: center;
}

#minimize-chat, #restart-chat, #fullscreen-toggle, #theme-toggle {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    font-size: var(--font-base);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-normal);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.9;
    -webkit-tap-highlight-color: transparent;
    backdrop-filter: blur(10px);
    font-weight: 600;
}

#minimize-chat:hover, #restart-chat:hover, #fullscreen-toggle:hover {
    background: rgba(255, 255, 255, 0.25);
    opacity: 1;
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

#minimize-chat:active, #restart-chat:active, #fullscreen-toggle:active {
    transform: translateY(0);
    background: rgba(255, 255, 255, 0.35);
}

/* Messages Area */
#chat-messages {
    flex: 1;
    padding: var(--spacing-lg);
    overflow-y: auto;
    overflow-x: hidden;
    background: var(--bg-secondary);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    min-height: 0;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    max-height: calc(100vh - 150px); /* Para header sticky */
}

/* Mejor scrollbar para móviles */
#chat-messages::-webkit-scrollbar {
    width: 6px;
}

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

#chat-messages::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

#chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Message Styles */
.message {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    max-width: 90%;
    word-wrap: break-word;
    overflow-wrap: break-word;
    hyphens: auto;
    animation: slideInMessage 0.3s ease-out;
}

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

.message.user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message.bot {
    align-self: flex-start;
}

.message.error {
    align-self: center;
    background: #ffebee;
    border: 1px solid #f44336;
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    width: 100%;
    max-width: none;
    margin: var(--spacing-sm) 0;
}

.message.system {
    align-self: center;
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal));
    border-radius: var(--radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-sm);
    color: white;
    max-width: 90%;
    text-align: center;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(0, 102, 179, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.message.system.aviso {
    background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue));
    box-shadow: 0 2px 8px rgba(0, 153, 146, 0.3);
    animation: slideIn 0.3s ease-out;
}

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

.message .avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-lg);
    flex-shrink: 0;
    box-shadow: var(--shadow-sm);
}

.message.bot .avatar {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-light));
    color: white;
}

.message.user .avatar {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    color: white;
}

.message .content {
    background: var(--bg-primary);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
    max-width: 100%;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.5;
}

.message.user .content {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    color: white;
}

.message .text {
    line-height: 1.5;
    font-size: var(--font-base);
    word-wrap: break-word;
    margin: 0;
}

.message .text strong {
    font-weight: 600;
}

.message .text em {
    font-style: italic;
}

/* Interactive Elements - Botones más grandes y elegantes */
.options {
    margin-top: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* Base button styles mejorados */
.btn {
    border: none;
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-weight: 600;
    text-align: left;
    transition: all var(--transition-normal);
    word-wrap: break-word;
    overflow-wrap: break-word;
    outline: none;
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
    -webkit-user-select: none;
    font-family: inherit;
}

.btn:focus {
    outline: 3px solid var(--primary-green-light);
    outline-offset: 2px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
    pointer-events: none;
}

/* Feedback táctil mejorado */
.btn-pressed {
    transform: scale(0.98) !important;
    background: var(--primary-green) !important;
    color: white !important;
    border-color: var(--primary-green) !important;
}

/* Ripple effect para feedback táctil */
.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.3s, height 0.3s;
    pointer-events: none;
    z-index: 1;
}

.btn:active::before {
    width: 120%;
    height: 120%;
}

/* Pulse animation para botones importantes */
@keyframes btnPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.4);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(76, 175, 80, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(76, 175, 80, 0);
    }
}

.btn-primary {
    animation: btnPulse 2s infinite;
}

.option-btn, .appointment-btn {
    background: linear-gradient(135deg, var(--bg-primary), var(--bg-secondary));
    border: 2px solid var(--border-color);
    padding: var(--spacing-lg) var(--spacing-xl);
    font-size: var(--font-base);
    color: var(--text-primary);
    min-height: 60px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    box-shadow: var(--shadow-md);
    backdrop-filter: blur(10px);
    border-radius: var(--radius-lg);
    position: relative;
    overflow: hidden;
}

.option-btn:hover, .appointment-btn:hover {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-light));
    color: white;
    border-color: var(--primary-green-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.option-btn:active, .appointment-btn:active {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.appointment-btn {
    background: linear-gradient(135deg, #e3f2fd, #bbdefb);
    border-color: var(--primary-blue-light);
    color: #1565C0;
}

.appointment-btn:hover {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-blue-light));
    color: white;
    border-color: var(--primary-blue-light);
}

/* Appointments grid para mejor uso del espacio */
.appointments {
    margin-top: var(--spacing-xl);
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: 1fr;
}

/* Input Group - Optimizado para móviles */
.input-group {
    margin-top: var(--spacing-lg);
    display: flex;
    gap: var(--spacing-sm);
    align-items: stretch;
    padding: 0 var(--spacing-xs);
    position: relative;
}

#text-input {
    flex: 1;
    padding: var(--spacing-md) var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-xl);
    font-size: var(--font-base);
    outline: none;
    transition: all var(--transition-normal);
    min-height: 48px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-family: inherit;
    -webkit-appearance: none;
    appearance: none;
}

#text-input:focus {
    border-color: var(--primary-green-light);
    background: var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

#text-input::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

#text-input:disabled {
    opacity: 0.6;
    background: var(--bg-tertiary);
    cursor: not-allowed;
}

.send-btn {
    background: linear-gradient(135deg, var(--primary-green), var(--primary-green-light));
    color: white;
    border: none;
    padding: 0;
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-weight: 600;
    font-size: var(--font-lg);
    transition: all var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
    -webkit-tap-highlight-color: transparent;
}

.send-btn:hover {
    transform: translateY(-2px) scale(1.05);
    box-shadow: var(--shadow-lg);
    background: linear-gradient(135deg, #388E3C, #66BB6A);
}

.send-btn:active {
    transform: translateY(0) scale(0.98);
    box-shadow: var(--shadow-sm);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: var(--shadow-sm);
    background: linear-gradient(135deg, #9E9E9E, #BDBDBD);
}

.send-btn:focus {
    outline: 2px solid var(--primary-green-light);
    outline-offset: 2px;
}

/* Indicador de carga en el botón */
.send-btn.loading {
    pointer-events: none;
}

.send-btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* File Upload */
.file-upload {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.upload-btn {
    background: linear-gradient(135deg, var(--accent-orange), var(--accent-orange-dark));
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    cursor: pointer;
    font-weight: 600;
    font-size: var(--font-base);
    transition: all var(--transition-normal);
    min-height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    -webkit-tap-highlight-color: transparent;
}

.upload-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, #FB8C00, #E65100);
}

.upload-btn:active {
    transform: translateY(0);
    box-shadow: var(--shadow-sm);
}

.file-upload small {
    display: block;
    margin-top: var(--spacing-sm);
    color: var(--text-muted);
    font-size: var(--font-xs);
}

/* Input Container */
#chat-input-container {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--bg-primary);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

#renato-chatbot.fullscreen #chat-input-container {
    border-radius: 0;
    padding: var(--spacing-lg) var(--spacing-xl);
}

/* File Upload Area */
#file-upload-area {
    padding: var(--spacing-xl);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    text-align: center;
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
}

#renato-chatbot.fullscreen #file-upload-area {
    border-radius: 0;
}

#file-input {
    display: none;
}

.upload-info p {
    margin: 0 0 var(--spacing-sm) 0;
    color: var(--text-secondary);
    font-weight: 500;
}

.upload-info small {
    color: var(--text-muted);
    font-size: var(--font-xs);
}

/* Summary */
.summary {
    margin-top: var(--spacing-lg);
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    padding: var(--spacing-lg);
    border-left: 4px solid var(--primary-green-light);
}

.summary-item {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-base);
    line-height: 1.5;
}

.summary-item:last-child {
    margin-bottom: 0;
}

.summary-item strong {
    color: var(--primary-green);
    font-weight: 600;
}

/* Estados especiales */
.loading, .processing {
    display: inline-flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.processing-dots::after {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--primary-green-light);
    animation: pulse 1.4s infinite ease-in-out;
}

@keyframes pulse {
    0%, 80%, 100% {
        opacity: 0;
        transform: scale(0.8);
    }
    40% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Success/Error States */
.success {
    background: #d4edda !important;
    border-color: #c3e6cb !important;
    color: #155724 !important;
}

.error {
    background: #f8d7da !important;
    border-color: #f5c6cb !important;
    color: #721c24 !important;
}

.warning {
    background: #fff3cd !important;
    border-color: #ffeaa7 !important;
    color: #856404 !important;
}

.info {
    background: #d1ecf1 !important;
    border-color: #bee5eb !important;
    color: #0c5460 !important;
}

/* Responsive Design - Mobile First */
@media (max-width: 480px) {
    :root {
        --spacing-xs: 4px;
        --spacing-sm: 8px;
        --spacing-md: 12px;
        --spacing-lg: 16px;
        --spacing-xl: 20px;
        --spacing-2xl: 24px;
        
        --font-xs: 12px;
        --font-sm: 14px;
        --font-base: 16px;
        --font-lg: 18px;
        --font-xl: 20px;
        --font-2xl: 24px;
    }

    #renato-chatbot {
        width: 100vw !important;
        height: 100vh !important;
        bottom: 0 !important;
        right: 0 !important;
        border-radius: 0 !important;
        border: none !important;
        position: fixed !important;
        max-width: none !important;
        max-height: none !important;
        top: 0 !important;
        padding-top: env(safe-area-inset-top, 0) !important;
    }

    /* Asegurar que el header sea visible en móviles */
    #chat-header {
        border-radius: 0 !important;
        padding: var(--spacing-md) var(--spacing-lg) !important;
        min-height: 60px !important;
        position: sticky !important;
        top: 0 !important;
        z-index: 100 !important;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2) !important;
        background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal)) !important;
    }

    /* Ajustar altura del contenedor principal */
    #renato-chatbot {
        height: 100vh !important;
        padding-top: 0 !important;
    }

    /* Mejorar visibilidad del texto en mensajes móviles */
    .message .content {
        padding: var(--spacing-md) var(--spacing-lg) !important;
        font-size: var(--font-sm) !important;
        line-height: 1.6 !important;
        font-weight: 500 !important;
        color: var(--text-primary) !important;
        background: var(--bg-primary) !important;
        border: 2px solid var(--border-color) !important;
        box-shadow: var(--shadow-sm) !important;
    }

    .message.bot .content {
        background: linear-gradient(135deg, rgba(0, 102, 179, 0.05), rgba(0, 153, 146, 0.05)) !important;
        border-color: var(--primary-blue) !important;
        color: var(--text-primary) !important;
    }

    .message.user .content {
        background: var(--bg-tertiary) !important;
        border-color: var(--primary-teal) !important;
        color: var(--text-primary) !important;
    }

    .avatar-section {
        gap: var(--spacing-sm) !important;
    }

    .header-content .avatar {
        width: 36px !important;
        height: 36px !important;
        font-size: var(--font-lg) !important;
    }

    .header-content .info h3 {
        font-size: var(--font-base) !important;
        line-height: 1.3 !important;
    }

    .header-content .info span {
        font-size: var(--font-xs) !important;
        margin-top: 1px !important;
    }

    .header-buttons {
        gap: var(--spacing-xs) !important;
    }

    /* Mostrar el botón minimizar en móvil - es necesario para cerrar el chat */
    #minimize-chat {
        display: flex !important;
        width: 32px !important;
        height: 32px !important;
        font-size: var(--font-sm) !important;
        padding: var(--spacing-xs) !important;
        background: rgba(255, 255, 255, 0.2) !important;
        border: 1px solid rgba(255, 255, 255, 0.3) !important;
    }

    #minimize-chat:hover {
        background: rgba(255, 255, 255, 0.3) !important;
        transform: scale(1.05) !important;
    }

    #restart-chat, #fullscreen-toggle, #theme-toggle {
        width: 32px !important;
        height: 32px !important;
        font-size: var(--font-sm) !important;
        padding: var(--spacing-xs) !important;
    }

    /* Hacer el botón de reiniciar más prominente en móviles */
    #restart-chat {
        background: rgba(255, 255, 255, 0.25) !important;
        border: 2px solid rgba(255, 255, 255, 0.4) !important;
        width: 40px !important;
        height: 40px !important;
        font-size: var(--font-base) !important;
        font-weight: bold !important;
        position: relative !important;
        animation: pulse-restart 2s infinite !important;
    }

    #restart-chat:hover {
        background: rgba(255, 255, 255, 0.35) !important;
        transform: scale(1.1) !important;
        box-shadow: 0 0 15px rgba(255, 255, 255, 0.3) !important;
    }

    /* Animación de pulso para llamar la atención */
    @keyframes pulse-restart {
        0% {
            box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.4);
        }
        70% {
            box-shadow: 0 0 0 8px rgba(255, 255, 255, 0);
        }
        100% {
            box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
        }
    }

    #chat-input-container {
        border-radius: 0 !important;
        padding: var(--spacing-md) var(--spacing-lg) !important;
        min-height: 70px !important;
        position: sticky !important;
        bottom: 0 !important;
        background: var(--bg-color) !important;
        border-top: 1px solid var(--border-color) !important;
        z-index: 50 !important;
    }

    #chat-messages {
        padding: var(--spacing-md) !important;
        gap: var(--spacing-md) !important;
        overflow-y: auto !important;
        max-height: calc(100vh - 130px) !important; /* Ajustado para el header */
        scroll-behavior: smooth !important;
        padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0)) !important;
        background: var(--bg-secondary) !important;
    }

    .message {
        gap: var(--spacing-sm) !important;
        max-width: 100% !important;
        margin-bottom: var(--spacing-md) !important;
    }

    .message .avatar {
        width: 32px !important;
        height: 32px !important;
        font-size: var(--font-base) !important;
        flex-shrink: 0 !important;
    }

    .option-btn, .appointment-btn {
        padding: var(--spacing-lg) var(--spacing-xl) !important;
        font-size: var(--font-sm) !important;
        font-weight: 600 !important;
        min-height: 50px !important;
        border-radius: var(--radius-lg) !important;
        margin-bottom: var(--spacing-sm) !important;
        border: 2px solid var(--primary-blue) !important;
        background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal)) !important;
        color: white !important;
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1) !important;
        box-shadow: var(--shadow-md) !important;
        transition: all var(--transition-normal) !important;
    }

    .option-btn:hover, .appointment-btn:hover {
        transform: translateY(-2px) !important;
        box-shadow: var(--shadow-lg) !important;
        background: linear-gradient(135deg, var(--primary-teal), var(--primary-blue)) !important;
    }

    .option-btn:active, .appointment-btn:active {
        transform: translateY(0) !important;
        box-shadow: var(--shadow-sm) !important;
    }

    .input-group {
        gap: var(--spacing-sm) !important;
        padding: 0 !important;
    }

    #text-input {
        padding: var(--spacing-md) var(--spacing-lg) !important;
        font-size: var(--font-base) !important;
        font-weight: 500 !important;
        min-height: 50px !important;
        border-radius: var(--radius-lg) !important;
        border: 2px solid var(--primary-blue) !important;
        background: var(--bg-primary) !important;
        color: var(--text-primary) !important;
        box-shadow: var(--shadow-sm) !important;
    }

    #text-input:focus {
        border-color: var(--primary-teal) !important;
        box-shadow: 0 0 0 3px rgba(0, 102, 179, 0.1) !important;
        outline: none !important;
    }

    .send-btn {
        width: 50px !important;
        height: 50px !important;
        font-size: var(--font-lg) !important;
        background: linear-gradient(135deg, var(--primary-blue), var(--primary-teal)) !important;
        border: none !important;
        border-radius: var(--radius-lg) !important;
        color: white !important;
        font-weight: bold !important;
        box-shadow: var(--shadow-md) !important;
        transition: all var(--transition-normal) !important;
    }

    .send-btn:hover {
        transform: scale(1.05) !important;
        box-shadow: var(--shadow-lg) !important;
    }

    .send-btn:active {
        transform: scale(0.95) !important;
    }

    .upload-btn {
        padding: var(--spacing-md) var(--spacing-lg) !important;
        font-size: var(--font-sm) !important;
        min-height: 50px !important;
        border-radius: var(--radius-lg) !important;
    }

    /* Mejores sombras para móviles */
    .option-btn, .appointment-btn {
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
    }

    .option-btn:hover, .appointment-btn:hover {
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
        transform: translateY(-1px) !important;
    }

    .send-btn {
        box-shadow: 0 2px 8px rgba(0, 102, 179, 0.3) !important;
    }

    .send-btn:hover {
        box-shadow: 0 4px 12px rgba(0, 102, 179, 0.4) !important;
    }
}

/* Tablet Portrait */
@media (min-width: 481px) and (max-width: 768px) {
    :root {
        --font-xs: 13px;
        --font-sm: 15px;
        --font-base: 17px;
        --font-lg: 19px;
        --font-xl: 21px;
    }

    #renato-chatbot {
        width: 100vw !important;
        height: 100vh !important;
        bottom: 0 !important;
        right: 0 !important;
        border-radius: 0 !important;
        border: none !important;
    }

    .message .content {
        padding: var(--spacing-lg) var(--spacing-xl);
        font-size: var(--font-base);
    }

    .option-btn, .appointment-btn {
        font-size: var(--font-base);
        min-height: 65px;
        padding: var(--spacing-lg) var(--spacing-xl);
    }

    #text-input {
        min-height: 55px;
        font-size: var(--font-base);
    }

    .send-btn {
        width: 55px;
        height: 55px;
    }

    #minimize-chat {
        display: none;
    }
}

/* Tablet Landscape y Desktop */
@media (min-width: 769px) {
    .appointments {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .option-btn, .appointment-btn {
        min-height: 56px;
    }

    #text-input {
        min-height: 52px;
    }

    .send-btn {
        width: 52px;
        height: 52px;
    }

    #theme-toggle {
        width: 52px;
        height: 52px;
    }
}

/* Landscape orientations para móviles */
@media (orientation: landscape) and (max-height: 600px) and (max-width: 950px) {
    #renato-chatbot {
        height: 100vh !important;
        bottom: 0 !important;
    }

    #chat-header {
        padding: var(--spacing-md) var(--spacing-lg);
        min-height: 70px;
    }

    #chat-input-container {
        padding: var(--spacing-md) var(--spacing-lg);
        min-height: 80px;
    }

    #chat-messages {
        padding: var(--spacing-lg);
    }

    .header-content .avatar {
        width: 40px;
        height: 40px;
    }

    #restart-chat, #fullscreen-toggle {
        width: 40px;
        height: 40px;
    }
}

/* High DPI displays */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .message .avatar,
    .send-btn,
    .option-btn,
    .appointment-btn {
        box-shadow: var(--shadow-sm);
    }
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-primary: #1a1a1a;
        --bg-secondary: #2d2d2d;
        --bg-tertiary: #404040;
        --text-primary: #ffffff;
        --text-secondary: #e0e0e0;
        --text-muted: #b0b0b0;
        --border-color: #555555;
    }
}

/* Reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}