/* ==================== KIMI CHATBOT STYLES ==================== */
:root {
    --kimi-primary: #6366f1;
    --kimi-primary-dark: #4f46e5;
    --kimi-secondary: #8b5cf6;
    --kimi-bg-primary: #ffffff;
    --kimi-bg-secondary: #f8fafc;
    --kimi-bg-tertiary: #f1f5f9;
    --kimi-text-primary: #1e293b;
    --kimi-text-secondary: #64748b;
    --kimi-text-tertiary: #94a3b8;
    --kimi-border: #e2e8f0;
    --kimi-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --kimi-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --kimi-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --kimi-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --kimi-radius-sm: 0.375rem;
    --kimi-radius-md: 0.5rem;
    --kimi-radius-lg: 0.75rem;
    --kimi-radius-xl: 1rem;
    --kimi-transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.kimi-chatbot-widget {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 999999;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.kimi-chatbot-widget * {
    box-sizing: border-box;
}

/* ==================== BOTÓN DE CHAT ==================== */
.kimi-chat-button {
    width: 3.5rem;
    height: 3.5rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--kimi-primary) 0%, var(--kimi-secondary) 100%);
    box-shadow: var(--kimi-shadow-lg);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--kimi-transition);
    position: relative;
    overflow: hidden;
}

.kimi-chat-button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.kimi-chat-button:hover::before {
    width: 100%;
    height: 100%;
}

.kimi-chat-button:hover {
    transform: scale(1.05);
    box-shadow: var(--kimi-shadow-xl);
}

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

.kimi-chat-button svg {
    width: 1.5rem;
    height: 1.5rem;
    fill: white;
    position: relative;
    z-index: 1;
}

.kimi-chat-badge {
    position: absolute;
    top: -0.25rem;
    right: -0.25rem;
    background: #ef4444;
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.125rem 0.375rem;
    border-radius: 9999px;
    min-width: 1.25rem;
    text-align: center;
    display: none;
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: .5;
    }
}

/* ==================== VENTANA DE CHAT ==================== */
.kimi-chat-window {
    position: absolute;
    bottom: 4.5rem;
    right: 0;
    width: 24rem;
    height: 37.5rem;
    background: var(--kimi-bg-primary);
    border-radius: var(--kimi-radius-xl);
    box-shadow: var(--kimi-shadow-xl);
    border: 1px solid var(--kimi-border);
    display: none;
    flex-direction: column;
    overflow: hidden;
    transform: translateY(1rem) scale(0.95);
    opacity: 0;
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kimi-chat-window.kimi-show {
    display: flex;
    transform: translateY(0) scale(1);
    opacity: 1;
}

/* Header del chat */
.kimi-chat-header {
    background: linear-gradient(135deg, var(--kimi-primary) 0%, var(--kimi-secondary) 100%);
    color: white;
    padding: 1.25rem;
    position: relative;
    overflow: hidden;
}

.kimi-chat-header::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translate(-30%, -30%) rotate(0deg);
    }
    50% {
        transform: translate(-20%, -20%) rotate(180deg);
    }
}

.kimi-chat-header-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kimi-chat-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.kimi-chat-avatar {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
}

.kimi-chat-title-text h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.kimi-chat-status {
    font-size: 0.75rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 0.375rem;
    margin-top: 0.125rem;
}

.kimi-status-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
    background: #10b981;
    box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.8;
    }
}

.kimi-chat-close {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 2rem;
    height: 2rem;
    border-radius: var(--kimi-radius-md);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--kimi-transition);
    opacity: 0.8;
}

.kimi-chat-close:hover {
    opacity: 1;
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.kimi-chat-close svg {
    width: 1.25rem;
    height: 1.25rem;
}

/* ==================== ÁREA DE MENSAJES ==================== */
.kimi-chat-messages {
    flex: 1;
    padding: 1.25rem;
    overflow-y: auto;
    background: var(--kimi-bg-secondary);
    scroll-behavior: smooth;
}

.kimi-chat-messages::-webkit-scrollbar {
    width: 0.375rem;
}

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

.kimi-chat-messages::-webkit-scrollbar-thumb {
    background: var(--kimi-border);
    border-radius: 9999px;
}

.kimi-chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--kimi-text-tertiary);
}

.kimi-message {
    margin-bottom: 1rem;
    display: flex;
    flex-direction: column;
    animation: messageIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes messageIn {
    from {
        opacity: 0;
        transform: translateY(0.5rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.kimi-bot-message {
    align-items: flex-start;
}

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

.kimi-message-content {
    max-width: 75%;
    padding: 0.75rem 1rem;
    border-radius: var(--kimi-radius-lg);
    word-wrap: break-word;
    line-height: 1.5;
    font-size: 0.875rem;
    position: relative;
}

.kimi-bot-message .kimi-message-content {
    background: var(--kimi-bg-primary);
    color: var(--kimi-text-primary);
    border: 1px solid var(--kimi-border);
    box-shadow: var(--kimi-shadow-sm);
    border-bottom-left-radius: var(--kimi-radius-sm);
}

.kimi-user-message .kimi-message-content {
    background: linear-gradient(135deg, var(--kimi-primary) 0%, var(--kimi-secondary) 100%);
    color: white;
    border-bottom-right-radius: var(--kimi-radius-sm);
    box-shadow: var(--kimi-shadow-md);
}

.kimi-message-time {
    font-size: 0.6875rem;
    color: var(--kimi-text-tertiary);
    margin-top: 0.25rem;
    opacity: 0.7;
}

.kimi-message-error {
    background: #fef2f2;
    border-color: #fecaca;
    color: #dc2626;
}

/* ==================== INDICADOR DE ESCRITURA ==================== */
.kimi-chat-typing {
    padding: 0.75rem 1.25rem;
    background: var(--kimi-bg-primary);
    border-top: 1px solid var(--kimi-border);
    display: none;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.8125rem;
    color: var(--kimi-text-secondary);
}

.kimi-typing-indicator {
    display: flex;
    gap: 0.25rem;
    align-items: center;
}

.kimi-typing-dot {
    width: 0.375rem;
    height: 0.375rem;
    border-radius: 50%;
    background: var(--kimi-primary);
    animation: typingAnimation 1.4s infinite;
}

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

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

@keyframes typingAnimation {
    0%, 60%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    30% {
        transform: scale(1.2);
        opacity: 1;
    }
}

/* ==================== ÁREA DE INPUT ==================== */
.kimi-chat-input-container {
    padding: 1rem 1.25rem 1.25rem 1.25rem;
    background: var(--kimi-bg-primary);
    border-top: 1px solid var(--kimi-border);
    display: flex;
    gap: 0.75rem;
    align-items: flex-end;
}

.kimi-chat-input-wrapper {
    flex: 1;
    position: relative;
}

#kimi-chat-input {
    width: 100%;
    border: 1px solid var(--kimi-border);
    border-radius: var(--kimi-radius-lg);
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    outline: none;
    transition: var(--kimi-transition);
    background: var(--kimi-bg-secondary);
    resize: none;
    min-height: 2.5rem;
    max-height: 6rem;
    line-height: 1.5;
    font-family: inherit;
    color: var(--kimi-text-primary);
}

#kimi-chat-input:focus {
    border-color: var(--kimi-primary);
    background: var(--kimi-bg-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

#kimi-chat-input::placeholder {
    color: var(--kimi-text-tertiary);
}

#kimi-chat-send {
    width: 2.5rem;
    height: 2.5rem;
    border: none;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--kimi-primary) 0%, var(--kimi-secondary) 100%);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--kimi-transition);
    flex-shrink: 0;
    box-shadow: var(--kimi-shadow-md);
}

#kimi-chat-send:hover {
    transform: scale(1.05);
    box-shadow: var(--kimi-shadow-lg);
}

#kimi-chat-send:active {
    transform: scale(0.95);
}

#kimi-chat-send:disabled {
    background: var(--kimi-text-tertiary);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

#kimi-chat-send svg {
    width: 1.125rem;
    height: 1.125rem;
}

/* ==================== MODAL DE WHATSAPP ==================== */
.kimi-whatsapp-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000000;
    backdrop-filter: blur(4px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kimi-whatsapp-modal.kimi-show {
    opacity: 1;
    visibility: visible;
}

.kimi-whatsapp-content {
    background: var(--kimi-bg-primary);
    border-radius: var(--kimi-radius-xl);
    padding: 2rem;
    text-align: center;
    max-width: 25rem;
    width: 90%;
    box-shadow: var(--kimi-shadow-xl);
    transform: scale(0.9) translateY(1rem);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.kimi-whatsapp-modal.kimi-show .kimi-whatsapp-content {
    transform: scale(1) translateY(0);
}

.kimi-whatsapp-icon {
    margin-bottom: 1rem;
    display: flex;
    justify-content: center;
}

.kimi-whatsapp-content h3 {
    margin: 0 0 0.75rem 0;
    color: var(--kimi-text-primary);
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: -0.025em;
}

.kimi-whatsapp-content p {
    margin: 0 0 1.5rem 0;
    color: var(--kimi-text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
}

.kimi-whatsapp-button {
    background: #25d366;
    color: white;
    border: none;
    border-radius: var(--kimi-radius-md);
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.625rem;
    justify-content: center;
    width: 100%;
    margin-bottom: 0.75rem;
    transition: var(--kimi-transition);
    box-shadow: var(--kimi-shadow-md);
}

.kimi-whatsapp-button:hover {
    background: #1ea952;
    transform: translateY(-1px);
    box-shadow: var(--kimi-shadow-lg);
}

.kimi-whatsapp-close {
    background: none;
    border: none;
    color: var(--kimi-text-secondary);
    font-size: 0.875rem;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: var(--kimi-radius-md);
    transition: var(--kimi-transition);
}

.kimi-whatsapp-close:hover {
    background: var(--kimi-bg-secondary);
    color: var(--kimi-text-primary);
}

/* ==================== RESPONSIVE DESIGN ==================== */
@media (max-width: 768px) {
    .kimi-chatbot-widget {
        bottom: 1.25rem;
        right: 1.25rem;
    }
    
    .kimi-chat-window {
        width: 21rem;
        height: 34rem;
        bottom: 4rem;
    }
    
    .kimi-chat-button {
        width: 3rem;
        height: 3rem;
    }
    
    .kimi-chat-button svg {
        width: 1.25rem;
        height: 1.25rem;
    }
}

@media (max-width: 480px) {
    .kimi-chatbot-widget {
        bottom: 1rem;
        right: 1rem;
        left: 1rem;
    }
    
    .kimi-chat-window {
        width: 100%;
        height: 70vh;
        max-height: 31.25rem;
        bottom: 4rem;
        right: 0;
        left: 0;
    }
    
    .kimi-chat-button {
        position: fixed;
        bottom: 1rem;
        right: 1rem;
        left: auto;
        width: 3rem;
        height: 3rem;
    }
    
    .kimi-chat-messages {
        padding: 1rem;
    }
    
    .kimi-chat-input-container {
        padding: 0.75rem 1rem 1rem 1rem;
    }
    
    .kimi-message-content {
        max-width: 85%;
    }
}

/* Botón de reintentar */
.kimi-retry-container {
    text-align: center;
    margin: 0.625rem 0;
}

.kimi-retry-button {
    background: linear-gradient(135deg, var(--kimi-primary) 0%, var(--kimi-secondary) 100%);
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: var(--kimi-radius-lg);
    cursor: pointer;
    font-size: 0.8125rem;
    transition: var(--kimi-transition);
    box-shadow: var(--kimi-shadow-sm);
}

.kimi-retry-button:hover {
    transform: translateY(-1px);
    box-shadow: var(--kimi-shadow-md);
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
    :root {
        --kimi-bg-primary: #1e293b;
        --kimi-bg-secondary: #0f172a;
        --kimi-bg-tertiary: #1e293b;
        --kimi-text-primary: #f1f5f9;
        --kimi-text-secondary: #cbd5e1;
        --kimi-text-tertiary: #94a3b8;
        --kimi-border: #334155;
    }
    
    .kimi-chat-window {
        background: var(--kimi-bg-primary);
    }
    
    .kimi-bot-message .kimi-message-content {
        background: var(--kimi-bg-secondary);
        border-color: var(--kimi-border);
    }
}