/* ============================================
   CHAT WIDGET - Diseño Moderno y Funcional
   ============================================ */

/* Variables CSS */
:root {
    --chat-primary: #ff006e;
    --chat-secondary: #8338ec;
    --chat-gradient: linear-gradient(135deg, #ff006e 0%, #8338ec 100%);
    --chat-white: #ffffff;
    --chat-bg: #f5f7fa;
    --chat-text: #2d3748;
    --chat-text-light: #718096;
    --chat-border: #e2e8f0;
    --chat-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

/* ============================================
   BOTÓN FLOTANTE
   ============================================ */
.chat-trigger {
    position: fixed;
    bottom: 24px;
    right: 100px;
    width: 64px;
    height: 64px;
    background: var(--chat-gradient);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 8px 24px rgba(255, 0, 110, 0.4);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.chat-trigger:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(255, 0, 110, 0.5);
}

.chat-trigger:active {
    transform: scale(0.95);
}

.trigger-icon {
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.trigger-icon svg {
    display: block;
}

.trigger-icon-open {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.trigger-icon-close {
    opacity: 0;
    transform: rotate(90deg) scale(0);
}

.chat-trigger.is-active .trigger-icon-open {
    opacity: 0;
    transform: rotate(-90deg) scale(0);
}

.chat-trigger.is-active .trigger-icon-close {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.trigger-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    min-width: 24px;
    height: 24px;
    padding: 0 6px;
    background: #ff006e;
    border: 3px solid white;
    border-radius: 12px;
    color: white;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
}

/* ============================================
   CONTENEDOR DEL CHAT
   ============================================ */
.chat-widget {
    position: fixed;
    bottom: 100px;
    right: 100px;
    width: 400px;
    max-width: calc(100vw - 48px);
    height: 600px;
    max-height: calc(100vh - 140px);
    background: white;
    border-radius: 16px;
    box-shadow: var(--chat-shadow);
    display: flex;
    flex-direction: column;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 9998;
    overflow: hidden;
}

.chat-widget.is-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

/* ============================================
   HEADER
   ============================================ */
.chat-header {
    background: var(--chat-gradient);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.chat-avatar {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    backdrop-filter: blur(10px);
}

.chat-avatar svg {
    display: block;
}

.chat-avatar::after {
    content: '';
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: #10b981;
    border: 2px solid white;
    border-radius: 50%;
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
    }
    50% {
        box-shadow: 0 0 0 4px rgba(16, 185, 129, 0);
    }
}

.chat-info {
    flex: 1;
}

.chat-title {
    font-size: 16px;
    font-weight: 700;
    color: white;
    margin: 0 0 4px 0;
}

.chat-status {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.9);
    margin: 0;
    display: flex;
    align-items: center;
}

.chat-status svg {
    animation: statusPulse 2s ease-in-out infinite;
}

.chat-close {
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.15);
    border: none;
    border-radius: 8px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
}

.chat-close:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: rotate(90deg);
}

.chat-close svg {
    display: block;
}

/* ============================================
   BODY - MENSAJES
   ============================================ */
.chat-body {
    flex: 1;
    padding: 24px;
    background: linear-gradient(135deg, #f5f7fa 0%, #f9fafb 100%);
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
}

/* Patrón de fondo sutil */
.chat-body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 0, 110, 0.02) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(131, 56, 236, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.chat-body::-webkit-scrollbar {
    width: 6px;
}

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

.chat-body::-webkit-scrollbar-thumb {
    background: rgba(0, 0, 0, 0.1);
    border-radius: 3px;
}

.chat-body::-webkit-scrollbar-thumb:hover {
    background: rgba(0, 0, 0, 0.15);
}

/* Welcome */
.chat-welcome {
    text-align: center;
    padding: 40px 20px;
    position: relative;
    z-index: 1;
}

.welcome-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: var(--chat-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(255, 0, 110, 0.3);
    animation: welcomePulse 3s ease-in-out infinite;
}

@keyframes welcomePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 8px 24px rgba(255, 0, 110, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 32px rgba(255, 0, 110, 0.4);
    }
}

.welcome-icon svg {
    display: block;
}

.chat-welcome h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--chat-text);
    margin: 0 0 8px 0;
}

.chat-welcome p {
    font-size: 15px;
    color: var(--chat-text-light);
    margin: 0;
}

/* ============================================
   MENSAJES - DISEÑO MEJORADO
   ============================================ */
.chat-message {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    animation: messageSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 1;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.chat-message.user {
    flex-direction: row-reverse;
}

/* Avatar del mensaje */
.message-avatar {
    width: 32px;
    height: 32px;
    min-width: 32px;
    border-radius: 50%;
    background: var(--chat-gradient);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(255, 0, 110, 0.25);
    transition: all 0.3s ease;
    align-self: flex-end;
}

.chat-message:hover .message-avatar {
    transform: scale(1.1);
}

.chat-message.user .message-avatar {
    background: linear-gradient(135deg, #64748b 0%, #475569 100%);
    box-shadow: 0 2px 8px rgba(100, 116, 139, 0.25);
}

/* Contenedor del mensaje */
.message-content {
    flex: 1;
    max-width: 75%;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.chat-message.user .message-content {
    align-items: flex-end;
}

/* Burbuja del mensaje */
.message-bubble {
    background: white;
    padding: 10px 14px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--chat-text);
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    word-wrap: break-word;
    position: relative;
    transition: all 0.3s ease;
}

/* Flecha de la burbuja - Bot */
.chat-message.bot .message-bubble::before {
    content: '';
    position: absolute;
    left: -6px;
    bottom: 8px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 8px 8px 0;
    border-color: transparent white transparent transparent;
    filter: drop-shadow(-2px 2px 2px rgba(0, 0, 0, 0.05));
}

/* Burbuja del usuario */
.chat-message.user .message-bubble {
    background: var(--chat-gradient);
    color: white;
    box-shadow: 0 4px 16px rgba(255, 0, 110, 0.25);
}

/* Flecha de la burbuja - Usuario */
.chat-message.user .message-bubble::before {
    content: '';
    position: absolute;
    right: -6px;
    bottom: 8px;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 0 8px 8px;
    border-color: transparent transparent #8338ec transparent;
    filter: drop-shadow(2px 2px 2px rgba(0, 0, 0, 0.1));
}

/* Hover effect */
.message-bubble:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.chat-message.user .message-bubble:hover {
    box-shadow: 0 6px 20px rgba(255, 0, 110, 0.35);
}

/* Timestamp */
.message-time {
    font-size: 10px;
    color: var(--chat-text-light);
    padding: 0 6px;
    display: flex;
    align-items: center;
    gap: 4px;
    opacity: 0.7;
}

.chat-message.user .message-time {
    justify-content: flex-end;
}

/* Estado del mensaje (para usuario) */
.message-status {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 10px;
    color: var(--chat-text-light);
}

.message-status i {
    font-size: 9px;
}

.message-status.sent {
    color: #10b981;
}

.message-status.delivered {
    color: #3b82f6;
}

/* Loading indicator */
.chat-loading {
    display: flex;
    gap: 6px;
    padding: 10px 14px;
}

.chat-loading span {
    width: 8px;
    height: 8px;
    background: rgba(255, 0, 110, 0.6);
    border-radius: 50%;
    animation: loadingBounce 1.4s ease-in-out infinite;
}

.chat-loading span:nth-child(1) {
    animation-delay: 0s;
}

.chat-loading span:nth-child(2) {
    animation-delay: 0.2s;
}

.chat-loading span:nth-child(3) {
    animation-delay: 0.4s;
}

@keyframes loadingBounce {
    0%, 60%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.5;
    }
    30% {
        transform: translateY(-10px) scale(1.2);
        opacity: 1;
    }
}

/* Separador de fecha */
.chat-date-separator {
    text-align: center;
    margin: 24px 0 16px;
    position: relative;
    z-index: 1;
}

.chat-date-separator span {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    color: var(--chat-text-light);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    backdrop-filter: blur(10px);
}

/* Typing indicator mejorado */
.typing-indicator {
    display: flex;
    gap: 10px;
    margin-bottom: 16px;
    animation: messageSlideIn 0.4s ease;
}

.typing-indicator .message-avatar {
    align-self: flex-end;
}

.typing-indicator .message-content {
    max-width: 75%;
}

.typing-indicator .message-bubble {
    padding: 12px 16px;
    background: white;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.typing-indicator .chat-loading {
    padding: 0;
}

/* Mensaje del sistema */
.chat-system-message {
    text-align: center;
    margin: 16px 0;
    padding: 8px 16px;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 12px;
    font-size: 12px;
    color: #3b82f6;
    animation: messageSlideIn 0.4s ease;
}

.chat-system-message i {
    margin-right: 6px;
}

/* ============================================
   FOOTER - INPUT
   ============================================ */
.chat-footer {
    padding: 20px 24px;
    background: white;
    border-top: 1px solid var(--chat-border);
    flex-shrink: 0;
}

.chat-form {
    display: flex;
    gap: 12px;
    margin-bottom: 12px;
}

.chat-input {
    flex: 1;
    padding: 12px 16px;
    border: 2px solid var(--chat-border);
    border-radius: 12px;
    font-size: 14px;
    font-family: inherit;
    color: var(--chat-text);
    background: var(--chat-bg);
    transition: all 0.2s ease;
}

.chat-input:focus {
    outline: none;
    border-color: var(--chat-primary);
    background: white;
}

.chat-input::placeholder {
    color: var(--chat-text-light);
}

.chat-send {
    width: 48px;
    height: 48px;
    min-width: 48px;
    background: var(--chat-gradient);
    border: none;
    border-radius: 12px;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.chat-send:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 0, 110, 0.3);
}

.chat-send:active {
    transform: translateY(0);
}

.chat-send svg {
    display: block;
}

.chat-disclaimer {
    font-size: 11px;
    color: var(--chat-text-light);
    text-align: center;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-disclaimer svg {
    flex-shrink: 0;
}

/* ============================================
   FORMULARIO DE DATOS
   ============================================ */
.chat-info-form {
    animation: messageSlideIn 0.4s ease;
    position: relative;
    z-index: 1;
}

.chat-info-form .chat-message {
    margin-bottom: 20px;
}

.user-info-form {
    background: white;
    padding: 24px;
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    border: 2px solid #f3f4f6;
}

.form-group {
    margin-bottom: 18px;
}

.form-group:last-of-type {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--chat-text);
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.form-group label i {
    color: var(--chat-primary);
    font-size: 12px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--chat-border);
    border-radius: 10px;
    font-size: 14px;
    font-family: inherit;
    color: var(--chat-text);
    transition: all 0.3s ease;
    box-sizing: border-box;
    background: var(--chat-bg);
}

.form-group input:focus {
    outline: none;
    border-color: var(--chat-primary);
    background: white;
    box-shadow: 0 0 0 4px rgba(255, 0, 110, 0.1);
}

.form-group input::placeholder {
    color: var(--chat-text-light);
}

.form-submit {
    width: 100%;
    padding: 14px 20px;
    background: var(--chat-gradient);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    box-shadow: 0 4px 12px rgba(255, 0, 110, 0.3);
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 0, 110, 0.4);
}

.form-submit:active {
    transform: translateY(0);
}

.form-submit svg {
    flex-shrink: 0;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
    .chat-widget {
        bottom: 90px;
        right: 16px;
        left: 16px;
        width: auto;
        max-width: none;
        height: calc(100vh - 120px);
    }
    
    .chat-trigger {
        bottom: 16px;
        right: 16px;
        width: 56px;
        height: 56px;
    }
    
    .trigger-icon {
        font-size: 24px;
    }
}

@media (max-width: 480px) {
    .chat-header {
        padding: 16px 20px;
    }
    
    .chat-body {
        padding: 20px 16px;
    }
    
    .chat-footer {
        padding: 16px 20px;
    }
    
    .chat-avatar {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .message-avatar {
        width: 32px;
        height: 32px;
        min-width: 32px;
        font-size: 12px;
    }
}


/* Animación fadeOut */
@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}