/* ===== CHATBOT WHATSAPP ULTRAMODERNO ===== */
/* Archivo: assets/css/chatbot-whatsapp.css */

:root {
    --whatsapp-green: #25D366;
    --whatsapp-dark: #128C7E;
    --primary-blue: #0066B3;
    --secondary-blue: #007BFF;
    --accent-blue: #00D4FF;
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    
    /* Sombras modernas */
    --shadow-xs: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    
    /* Bordes y espaciado */
    --border-radius-sm: 0.375rem;
    --border-radius: 0.5rem;
    --border-radius-md: 0.75rem;
    --border-radius-lg: 1rem;
    --border-radius-xl: 1.5rem;
    --border-radius-2xl: 2rem;
    --border-radius-full: 9999px;
    
    /* Transiciones */
    --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Gradientes */
    --gradient-whatsapp: linear-gradient(135deg, var(--whatsapp-green) 0%, var(--whatsapp-dark) 100%);
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--secondary-blue) 100%);
    --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
}

/* ===== BOTÓN FLOTANTE WHATSAPP ===== */
.whatsapp-chat-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 70px;
    height: 70px;
    background: var(--gradient-whatsapp);
    color: var(--white);
    border: none;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 32px;
    box-shadow: var(--shadow-2xl);
    cursor: pointer;
    z-index: 9999;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

/* Efecto de pulso animado */
.whatsapp-chat-btn::before {
    content: '';
    position: absolute;
    top: -3px;
    left: -3px;
    right: -3px;
    bottom: -3px;
    border-radius: 50%;
    background: var(--gradient-whatsapp);
    z-index: -1;
    opacity: 0;
    animation: pulseRing 2s infinite;
}

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(1.4);
        opacity: 0;
    }
}

/* Efectos hover */
.whatsapp-chat-btn:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: var(--shadow-2xl), 0 0 30px rgba(37, 211, 102, 0.5);
}

.whatsapp-chat-btn:hover::before {
    animation-duration: 1s;
}

/* Indicador de notificación */
.whatsapp-chat-btn::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 16px;
    height: 16px;
    background: #FF4444;
    border: 3px solid var(--white);
    border-radius: 50%;
    animation: bounce 1s infinite;
    opacity: 0;
}

.whatsapp-chat-btn.has-notification::after {
    opacity: 1;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-8px);
    }
    60% {
        transform: translateY(-4px);
    }
}

/* ===== CONTENEDOR DEL CHATBOT ===== */
.chatbot-container {
    position: fixed;
    bottom: 110px;
    right: 2rem;
    width: 400px;
    height: 600px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(25px);
    border-radius: var(--border-radius-2xl);
    box-shadow: var(--shadow-2xl);
    display: none;
    flex-direction: column;
    z-index: 9998;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transform: translateY(20px);
    opacity: 0;
    transition: var(--transition-slow);
}

.chatbot-container.active {
    transform: translateY(0);
    opacity: 1;
}

/* ===== HEADER DEL CHATBOT ===== */
.chatbot-header {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 1.5rem;
    display: flex;
    align-items: center;
    font-weight: 600;
    font-size: 16px;
    position: relative;
    overflow: hidden;
    min-height: 80px;
}

/* Efecto shimmer en el header */
.chatbot-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.2),
        transparent
    );
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.chatbot-header img {
    margin-right: 12px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--shadow-md);
}

.close-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 18px;
    cursor: pointer;
    margin-left: auto;
    padding: 10px;
    border-radius: 50%;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.close-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    color: var(--white);
    transform: rotate(90deg) scale(1.1);
    box-shadow: var(--shadow-md);
}

/* ===== CUERPO DEL CHATBOT ===== */
.chatbot-body {
    flex: 1;
    padding: 1.5rem;
    overflow-y: auto;
    background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Scrollbar personalizado */
.chatbot-body::-webkit-scrollbar {
    width: 8px;
}

.chatbot-body::-webkit-scrollbar-track {
    background: var(--gray-100);
    border-radius: var(--border-radius);
}

.chatbot-body::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: var(--border-radius);
    border: 2px solid var(--gray-100);
}

.chatbot-body::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue);
}

/* ===== ÁREA DE INPUT ===== */
.chatbot-input {
    display: flex;
    padding: 1.25rem 1.5rem;
    background: rgba(248, 249, 255, 0.9);
    backdrop-filter: blur(15px);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
    gap: 12px;
    align-items: flex-end;
}

#chatbot-message-input {
    flex: 1;
    padding: 14px 18px;
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-2xl);
    outline: none;
    font-size: 15px;
    font-family: inherit;
    background: var(--white);
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    resize: none;
    min-height: 50px;
    max-height: 120px;
    line-height: 1.4;
}

#chatbot-message-input:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 102, 179, 0.1), var(--shadow-md);
    transform: translateY(-1px);
}

#chatbot-message-input::placeholder {
    color: var(--gray-400);
    font-style: italic;
}

#chatbot-send-button {
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    padding: 14px 18px;
    border-radius: var(--border-radius-2xl);
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
    min-width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

#chatbot-send-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: var(--transition-fast);
}

#chatbot-send-button:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-2xl);
}

#chatbot-send-button:hover::before {
    width: 100px;
    height: 100px;
}

#chatbot-send-button:active {
    transform: translateY(-1px);
}

/* ===== MENSAJES DEL CHAT ===== */
.message {
    margin-bottom: 1rem;
    max-width: 85%;
    word-wrap: break-word;
    animation: messageSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.9);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.user-message {
    margin-left: auto;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 14px 18px;
    border-radius: var(--border-radius-xl) var(--border-radius-xl) var(--border-radius-sm) var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    position: relative;
    font-weight: 500;
}

.user-message::before {
    content: '';
    position: absolute;
    bottom: -1px;
    right: -8px;
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-top-color: var(--secondary-blue);
    border-left-color: var(--secondary-blue);
}

.bot-message {
    margin-right: auto;
    background: var(--white);
    color: var(--gray-800);
    padding: 14px 18px;
    border-radius: var(--border-radius-xl) var(--border-radius-xl) var(--border-radius-xl) var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    position: relative;
    line-height: 1.5;
}

.bot-message::before {
    content: '';
    position: absolute;
    bottom: -1px;
    left: -8px;
    width: 0;
    height: 0;
    border: 8px solid transparent;
    border-top-color: var(--white);
    border-right-color: var(--white);
}

/* ===== CONTADOR DE PREGUNTAS ===== */
.question-counter {
    font-size: 11px;
    color: var(--gray-400);
    margin-top: 6px;
    text-align: right;
    font-weight: 500;
    background: rgba(0, 102, 179, 0.1);
    padding: 4px 8px;
    border-radius: var(--border-radius);
    display: inline-block;
    backdrop-filter: blur(5px);
}

/* ===== SUGERENCIAS ===== */
.suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 1rem;
    margin-bottom: 1rem;
    justify-content: flex-start;
}

.suggestion-button {
    background: var(--white);
    border: 2px solid var(--primary-blue);
    color: var(--primary-blue);
    padding: 10px 16px;
    border-radius: var(--border-radius-2xl);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.suggestion-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    transition: var(--transition);
    z-index: -1;
}

.suggestion-button:hover {
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-blue);
}

.suggestion-button:hover::before {
    left: 0;
}

.suggestion-button:active {
    transform: translateY(-1px);
}

/* ===== INDICADOR DE ESCRITURA ===== */
.typing-indicator {
    display: flex;
    align-items: center;
    padding: 14px 18px;
    background: var(--white);
    border-radius: var(--border-radius-xl) var(--border-radius-xl) var(--border-radius-xl) var(--border-radius-sm);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
    margin-right: auto;
    max-width: 85%;
}

.typing-dot {
    width: 10px;
    height: 10px;
    margin: 0 3px;
    background: var(--primary-blue);
    border-radius: 50%;
    opacity: 0.4;
    animation: typingAnimation 1.4s infinite ease-in-out;
}

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

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

@keyframes typingAnimation {
    0%, 60%, 100% {
        opacity: 0.4;
        transform: scale(0.8);
    }
    30% {
        opacity: 1;
        transform: scale(1.2);
    }
}

/* ===== ANIMACIONES DE ENTRADA Y SALIDA ===== */
.chatbot-slide-in {
    animation: slideInFromRight 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
}

.chatbot-slide-out {
    animation: slideOutToRight 0.3s ease-in-out forwards;
}

@keyframes slideInFromRight {
    from {
        transform: translateX(100%) scale(0.8);
        opacity: 0;
    }
    to {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

@keyframes slideOutToRight {
    from {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
    to {
        transform: translateX(100%) scale(0.8);
        opacity: 0;
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .chatbot-container {
        width: 360px;
        height: 550px;
    }
}

@media (max-width: 768px) {
    .whatsapp-chat-btn {
        width: 60px;
        height: 60px;
        bottom: 1.5rem;
        right: 1.5rem;
        font-size: 28px;
    }
    
    .chatbot-container {
        width: 340px;
        height: 500px;
        bottom: 90px;
        right: 1.5rem;
    }
    
    .chatbot-header {
        padding: 1.25rem;
        font-size: 15px;
    }
    
    .chatbot-body {
        padding: 1.25rem;
    }
    
    .chatbot-input {
        padding: 1rem 1.25rem;
    }
}

@media (max-width: 576px) {
    .chatbot-container {
        width: calc(100vw - 2rem);
        height: 70vh;
        bottom: 80px;
        right: 1rem;
        left: 1rem;
        max-width: 350px;
        margin: 0 auto;
    }
    
    .whatsapp-chat-btn {
        bottom: 1rem;
        right: 1rem;
    }
    
    .message {
        max-width: 90%;
    }
    
    .suggestions {
        gap: 6px;
    }
    
    .suggestion-button {
        font-size: 12px;
        padding: 8px 12px;
    }
}

@media (max-width: 480px) {
    .chatbot-container {
        width: calc(100vw - 1rem);
        height: 75vh;
        bottom: 70px;
        right: 0.5rem;
        left: 0.5rem;
    }
}

/* ===== MODO OSCURO (OPCIONAL) ===== */
@media (prefers-color-scheme: dark) {
    .chatbot-container {
        background: rgba(31, 41, 55, 0.95);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .chatbot-body {
        background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-900) 100%);
    }
    
    .bot-message {
        background: var(--gray-700);
        color: var(--white);
        border-color: var(--gray-600);
    }
    
    .bot-message::before {
        border-top-color: var(--gray-700);
        border-right-color: var(--gray-700);
    }
    
    #chatbot-message-input {
        background: var(--gray-700);
        color: var(--white);
        border-color: var(--gray-600);
    }
    
    #chatbot-message-input::placeholder {
        color: var(--gray-400);
    }
    
    .suggestion-button {
        background: var(--gray-700);
        border-color: var(--primary-blue);
        color: var(--accent-blue);
    }
    
    .chatbot-input {
        background: rgba(31, 41, 55, 0.9);
    }
}

/* ===== EFECTOS ADICIONALES ===== */
.pulse-effect {
    animation: pulseGlow 2s infinite;
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: var(--shadow-lg);
    }
    50% {
        box-shadow: var(--shadow-2xl), 0 0 20px rgba(0, 102, 179, 0.3);
    }
}

/* Efecto de ondas en el botón de envío */
.wave-effect {
    position: relative;
    overflow: hidden;
}

.wave-effect::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: wave 0.6s linear;
}

@keyframes wave {
    0% {
        width: 5px;
        height: 5px;
        opacity: 1;
    }
    100% {
        width: 80px;
        height: 80px;
        opacity: 0;
    }
}