/* =====================================================
   KEV - AI Assistant Chatbot Styles
   KevenLabs Website
   ===================================================== */

/* Chat Toggle Button */
.chatbot-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    border: none;
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.4);
    z-index: 9998;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.chatbot-toggle:hover {
    transform: scale(1.08);
    box-shadow: 0 6px 28px rgba(37, 99, 235, 0.5);
}

.chatbot-toggle:active {
    transform: scale(0.95);
}

.chatbot-toggle .chat-icon,
.chatbot-toggle .close-icon {
    width: 28px;
    height: 28px;
    color: white;
    transition: all 0.3s ease;
}

.chatbot-toggle .close-icon {
    display: none;
}

.chatbot-toggle.active .chat-icon {
    display: none;
}

.chatbot-toggle.active .close-icon {
    display: block;
}

/* Notification Badge */
.chatbot-toggle .notification-badge {
    position: absolute;
    top: -4px;
    right: -4px;
    width: 20px;
    height: 20px;
    background: #ef4444;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 600;
    color: white;
    border: 2px solid white;
    animation: pulse-badge 2s infinite;
}

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

/* Chat Widget Container */
.chatbot-widget {
    position: fixed;
    bottom: 100px;
    right: 24px;
    width: 380px;
    height: 520px;
    background: var(--bg-primary);
    border-radius: 16px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15), 0 0 0 1px rgba(0, 0, 0, 0.05);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Chat Header */
.chatbot-header {
    background: var(--gradient-secondary);
    color: white;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.chatbot-avatar {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.chatbot-info {
    flex: 1;
}

.chatbot-name {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    line-height: 1.2;
}

.chatbot-status {
    font-size: 12px;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 6px;
}

.status-dot {
    width: 8px;
    height: 8px;
    background: #22c55e;
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chatbot-header-actions {
    display: flex;
    gap: 8px;
}

.header-btn {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    width: 32px;
    height: 32px;
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.header-btn:hover {
    background: rgba(255, 255, 255, 0.25);
}

.header-btn svg {
    width: 18px;
    height: 18px;
    color: white;
}

/* Messages Container */
.chatbot-messages {
    flex: 1;
    overflow-y: auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: var(--bg-secondary);
    scroll-behavior: smooth;
}

.chatbot-messages::-webkit-scrollbar {
    width: 6px;
}

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

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

.chatbot-messages::-webkit-scrollbar-thumb:hover {
    background: var(--text-light);
}

/* Message Bubbles */
.chat-message {
    display: flex;
    gap: 10px;
    max-width: 85%;
    animation: messageSlide 0.3s ease;
}

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

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

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

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 14px;
}

.chat-message.bot .message-avatar {
    background: var(--gradient-secondary);
    color: white;
}

.chat-message.user .message-avatar {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
}

.message-content {
    padding: 12px 16px;
    border-radius: 16px;
    font-size: 14px;
    line-height: 1.5;
}

.chat-message.bot .message-content {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-bottom-left-radius: 4px;
    box-shadow: var(--shadow-sm);
}

.chat-message.user .message-content {
    background: var(--primary-color);
    color: white;
    border-bottom-right-radius: 4px;
}

.message-time {
    font-size: 10px;
    color: var(--text-light);
    margin-top: 4px;
    display: block;
}

.chat-message.user .message-time {
    text-align: right;
    color: rgba(255, 255, 255, 0.7);
}

/* Typing Indicator */
.typing-indicator {
    display: flex;
    gap: 4px;
    padding: 12px 16px;
    background: var(--bg-primary);
    border-radius: 16px;
    border-bottom-left-radius: 4px;
    box-shadow: var(--shadow-sm);
    width: fit-content;
}

.typing-indicator span {
    width: 8px;
    height: 8px;
    background: var(--text-light);
    border-radius: 50%;
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(1) { animation-delay: 0s; }
.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 80%, 100% {
        transform: scale(0.8);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

/* Quick Actions */
.quick-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.quick-action-btn {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 8px 14px;
    border-radius: 20px;
    font-size: 13px;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
}

.quick-action-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Chat Input Area */
.chatbot-input-area {
    padding: 16px 20px;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0;
}

.chatbot-input-wrapper {
    display: flex;
    align-items: center;
    gap: 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 8px 8px 8px 20px;
    transition: all 0.2s ease;
}

.chatbot-input-wrapper:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.chatbot-input {
    flex: 1;
    border: none;
    background: transparent;
    font-size: 14px;
    color: var(--text-primary);
    font-family: inherit;
    outline: none;
}

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

.chatbot-send-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-secondary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.chatbot-send-btn:hover:not(:disabled) {
    transform: scale(1.05);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.chatbot-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.chatbot-send-btn svg {
    width: 18px;
    height: 18px;
    color: white;
}

/* Powered By */
.chatbot-footer {
    padding: 8px 20px;
    text-align: center;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
}

.chatbot-footer span {
    font-size: 11px;
    color: var(--text-light);
}

.chatbot-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

/* Error State */
.message-error {
    background: #fef2f2 !important;
    border: 1px solid #fecaca;
}

.message-error .message-content {
    color: #dc2626 !important;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .chatbot-toggle {
        bottom: 16px;
        right: 16px;
        width: 56px;
        height: 56px;
    }

    .chatbot-widget {
        bottom: 0;
        right: 0;
        left: 0;
        width: 100%;
        height: 85vh;
        max-height: 85vh;
        border-radius: 20px 20px 0 0;
        transform: translateY(100%);
    }

    .chatbot-widget.open {
        transform: translateY(0);
    }

    .chatbot-messages {
        padding: 16px;
    }

    .chat-message {
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .chatbot-header {
        padding: 14px 16px;
    }

    .chatbot-name {
        font-size: 15px;
    }

    .chatbot-input-area {
        padding: 12px 16px;
    }

    .quick-action-btn {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* Dark Mode Support (if needed in future) */
@media (prefers-color-scheme: dark) {
    /* Can add dark mode styles here */
}

/* Accessibility - Focus States */
.chatbot-toggle:focus-visible,
.chatbot-send-btn:focus-visible,
.quick-action-btn:focus-visible,
.header-btn:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.chatbot-input:focus-visible {
    outline: none;
}

/* Print - Hide Chatbot */
@media print {
    .chatbot-toggle,
    .chatbot-widget {
        display: none !important;
    }
}