/* ===== FAQ CHATBOT STYLES ===== */
.chatbot-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    animation: chatbotFadeIn 0.5s ease-out;
}

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

.chatbot-toggle {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 20px;
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4), 0 2px 8px rgba(0,0,0,0.1);
    display: flex;
    align-items: center;
    gap: 10px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    font-weight: 600;
    user-select: none;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.chatbot-toggle::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 0.6s, height 0.6s;
}

.chatbot-toggle:hover::before {
    width: 300px;
    height: 300px;
}

.chatbot-toggle:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.5), 0 4px 12px rgba(0,0,0,0.15);
}

.chatbot-toggle:active {
    transform: translateY(-2px) scale(1.02);
    transition: all 0.1s ease;
}

.chatbot-toggle i {
    position: relative;
    z-index: 1;
    animation: chatbotIconPulse 2s ease-in-out infinite;
}

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

.chatbot-toggle span {
    position: relative;
    z-index: 1;
}

.chatbot-window {
    position: absolute;
    bottom: 70px;
    right: 0;
    width: 380px;
    height: 500px;
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2), 0 8px 25px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
    border: 1px solid rgba(102, 126, 234, 0.1);
    overflow: hidden;
    animation: chatbotSlideUp 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    backdrop-filter: blur(10px);
    transform-origin: bottom right;
}

@keyframes chatbotSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.chatbot-window.closing {
    animation: chatbotSlideDown 0.3s ease-in forwards;
}

@keyframes chatbotSlideDown {
    from {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
    to {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }
}

.chatbot-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 18px 22px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-radius: 20px 20px 0 0;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.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 h5 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.chatbot-header h5 i {
    margin-right: 10px;
    animation: robotIconFloat 3s ease-in-out infinite;
}

@keyframes robotIconFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-3px) rotate(5deg);
    }
}

.chatbot-close {
    background: rgba(255,255,255,0.15);
    border: none;
    color: white;
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 1;
    backdrop-filter: blur(5px);
}

.chatbot-close:hover {
    background-color: rgba(255,255,255,0.3);
    transform: rotate(90deg) scale(1.1);
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
}

.chatbot-close:active {
    transform: rotate(90deg) scale(0.95);
}

.chatbot-messages {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    max-height: 370px;
    background: linear-gradient(to bottom, #f8f9fa 0%, #ffffff 100%);
    min-height: 200px;
    scroll-behavior: smooth;
    position: relative;
}

.chatbot-messages::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 20px;
    background: linear-gradient(to bottom, rgba(248,249,250,1), transparent);
    pointer-events: none;
    z-index: 1;
}

.chatbot-message {
    margin-bottom: 15px;
    padding: 14px 18px;
    border-radius: 20px;
    max-width: 85%;
    word-wrap: break-word;
    line-height: 1.5;
    animation: messageSlide 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    transform-origin: bottom;
    transition: transform 0.2s ease;
}

.chatbot-message:hover {
    transform: scale(1.02);
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(15px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.chatbot-message.user {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    margin-left: auto;
    border-bottom-right-radius: 6px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3), 0 2px 6px rgba(0,0,0,0.1);
    position: relative;
    overflow: hidden;
}

.chatbot-message.user::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: messageShine 0.6s ease-out;
}

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

.chatbot-message.bot {
    background: white;
    color: #333;
    border: 1px solid rgba(102, 126, 234, 0.15);
    border-bottom-left-radius: 6px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08), 0 1px 3px rgba(0,0,0,0.05);
    position: relative;
}

.chatbot-message.bot::after {
    content: '';
    position: absolute;
    left: -8px;
    bottom: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 8px 12px 0;
    border-color: transparent white transparent transparent;
    filter: drop-shadow(-2px 2px 2px rgba(0,0,0,0.05));
}

.chatbot-message.typing {
    background: linear-gradient(135deg, #f0f0f0 0%, #e9ecef 100%);
    color: #666;
    font-style: italic;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 1px solid rgba(102, 126, 234, 0.1);
    animation: typingPulse 1.5s ease-in-out infinite;
}

@keyframes typingPulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(0.98);
    }
}

.chatbot-message.typing .typing-dots {
    display: flex;
    gap: 4px;
    align-items: center;
}

.chatbot-message.typing .typing-dots span {
    width: 8px;
    height: 8px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    animation: typingDot 1.4s infinite ease-in-out;
    box-shadow: 0 2px 4px rgba(102, 126, 234, 0.3);
}

.chatbot-message.typing .typing-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.chatbot-message.typing .typing-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

.chatbot-message.typing .typing-dots span:nth-child(3) {
    animation-delay: 0s;
}

@keyframes typingDot {
    0%, 80%, 100% {
        transform: scale(0.6) translateY(0);
        opacity: 0.5;
    }
    40% {
        transform: scale(1.2) translateY(-4px);
        opacity: 1;
    }
}

.chatbot-input {
    padding: 18px 22px;
    border-top: 1px solid rgba(102, 126, 234, 0.1);
    background: linear-gradient(to top, #ffffff 0%, #f8f9fa 100%);
    display: flex;
    gap: 12px;
    align-items: center;
    flex-shrink: 0;
    box-shadow: 0 -4px 12px rgba(0,0,0,0.05);
}

.chatbot-input input {
    flex: 1;
    border: 2px solid #e9ecef;
    border-radius: 25px;
    padding: 12px 18px;
    font-size: 14px;
    outline: none;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-family: inherit;
    background: white;
}

.chatbot-input input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15), 0 4px 12px rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

.chatbot-input input:disabled {
    background-color: #f8f9fa;
    cursor: not-allowed;
    opacity: 0.6;
}

.chatbot-input input::placeholder {
    color: #adb5bd;
    transition: opacity 0.3s ease;
}

.chatbot-input input:focus::placeholder {
    opacity: 0.5;
}

.chatbot-send {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    color: white;
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    font-size: 16px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.chatbot-send::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 0.6s, height 0.6s;
}

.chatbot-send:hover:not(:disabled)::before {
    width: 200px;
    height: 200px;
}

.chatbot-send:hover:not(:disabled) {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5), 0 2px 8px rgba(0,0,0,0.1);
}

.chatbot-send:active:not(:disabled) {
    transform: scale(1.05) rotate(0deg);
    transition: all 0.1s ease;
}

.chatbot-send:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.chatbot-send i {
    position: relative;
    z-index: 1;
    transition: transform 0.3s ease;
}

.chatbot-send:hover:not(:disabled) i {
    transform: translateX(2px) translateY(-2px);
}

.chatbot-suggestions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 15px;
    animation: suggestionsFadeIn 0.5s ease-out;
}

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

.chatbot-suggestion {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 2px solid transparent;
    padding: 10px 16px;
    border-radius: 20px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    color: #495057;
    font-family: inherit;
    font-weight: 500;
    box-shadow: 0 2px 6px rgba(0,0,0,0.08);
    position: relative;
    overflow: hidden;
}

.chatbot-suggestion::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transform: translate(-50%, -50%);
    transition: width 0.5s, height 0.5s;
    z-index: 0;
}

.chatbot-suggestion:hover::before {
    width: 300px;
    height: 300px;
}

.chatbot-suggestion:hover {
    border-color: #667eea;
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.3);
}

.chatbot-suggestion:active {
    transform: translateY(-1px) scale(1.02);
    transition: all 0.1s ease;
}

.chatbot-suggestion span {
    position: relative;
    z-index: 1;
}

/* Mobile Responsiveness */
@media (max-width: 768px) {
    .chatbot-container {
        bottom: 15px;
        right: 15px;
        left: 15px;
    }
    
    .chatbot-window {
        width: 100%;
        max-width: 100%;
        height: 85vh;
        max-height: 600px;
        bottom: 70px;
        right: 0;
        left: 0;
        border-radius: 20px 20px 0 0;
        animation: chatbotSlideUpMobile 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    }
    
    @keyframes chatbotSlideUpMobile {
        from {
            opacity: 0;
            transform: translateY(100%);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }
    
    .chatbot-toggle {
        padding: 14px 18px;
        font-size: 14px;
        width: auto;
        min-width: 60px;
        justify-content: center;
    }
    
    .chatbot-toggle span {
        display: none;
    }
    
    .chatbot-toggle i {
        font-size: 20px;
        margin: 0;
    }
    
    .chatbot-messages {
        padding: 18px;
        max-height: calc(85vh - 180px);
    }
    
    .chatbot-message {
        max-width: 90%;
        padding: 12px 16px;
        font-size: 14px;
    }
    
    .chatbot-input {
        padding: 15px 18px;
    }
    
    .chatbot-input input {
        padding: 11px 16px;
        font-size: 14px;
    }
    
    .chatbot-send {
        width: 42px;
        height: 42px;
    }
    
    .chatbot-suggestions {
        gap: 8px;
    }
    
    .chatbot-suggestion {
        padding: 9px 14px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .chatbot-container {
        bottom: 10px;
        right: 10px;
        left: 10px;
    }
    
    .chatbot-window {
        height: 90vh;
        max-height: 650px;
        bottom: 65px;
        border-radius: 15px 15px 0 0;
    }
    
    .chatbot-toggle {
        padding: 12px 16px;
        border-radius: 25px;
    }
    
    .chatbot-header {
        padding: 15px 18px;
    }
    
    .chatbot-header h5 {
        font-size: 1rem;
    }
    
    .chatbot-messages {
        padding: 15px;
        max-height: calc(90vh - 170px);
    }
    
    .chatbot-message {
        padding: 11px 14px;
        font-size: 13px;
        margin-bottom: 12px;
    }
    
    .chatbot-input {
        padding: 12px 15px;
    }
    
    .chatbot-input input {
        padding: 10px 14px;
        font-size: 13px;
    }
    
    .chatbot-send {
        width: 40px;
        height: 40px;
        font-size: 14px;
    }
}

/* Tablet Responsiveness */
@media (min-width: 481px) and (max-width: 1024px) {
    .chatbot-window {
        width: 360px;
        height: 480px;
    }
    
    .chatbot-messages {
        max-height: 350px;
    }
}

/* Large Screen Optimizations */
@media (min-width: 1440px) {
    .chatbot-window {
        width: 420px;
        height: 550px;
    }
    
    .chatbot-messages {
        max-height: 420px;
        padding: 25px;
    }
    
    .chatbot-message {
        padding: 16px 20px;
        font-size: 15px;
    }
}

/* Scrollbar Styling */
.chatbot-messages::-webkit-scrollbar {
    width: 8px;
}

.chatbot-messages::-webkit-scrollbar-track {
    background: rgba(241, 241, 241, 0.5);
    border-radius: 10px;
    margin: 10px 0;
}

.chatbot-messages::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 10px;
    transition: background 0.3s ease;
}

.chatbot-messages::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

/* Firefox Scrollbar */
.chatbot-messages {
    scrollbar-width: thin;
    scrollbar-color: #667eea rgba(241, 241, 241, 0.5);
}

/* Accessibility */
.chatbot-toggle:focus,
.chatbot-close:focus,
.chatbot-send:focus,
.chatbot-suggestion:focus {
    outline: 2px solid #667eea;
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .chatbot-message.bot {
        border: 2px solid #000;
    }
    
    .chatbot-input input {
        border: 2px solid #000;
    }
}

/* Loading State */
.chatbot-loading {
    pointer-events: none;
    opacity: 0.7;
}

.chatbot-loading .chatbot-input input,
.chatbot-loading .chatbot-send {
    cursor: wait;
}

/* Notification Badge */
.chatbot-notification-badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ff4757;
    color: white;
    border-radius: 50%;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 11px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(255, 71, 87, 0.4);
    animation: badgePulse 2s ease-in-out infinite;
    z-index: 10;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 2px 8px rgba(255, 71, 87, 0.4);
    }
    50% {
        transform: scale(1.1);
        box-shadow: 0 4px 12px rgba(255, 71, 87, 0.6);
    }
}

/* Message Timestamp */
.chatbot-message-timestamp {
    font-size: 10px;
    opacity: 0.6;
    margin-top: 4px;
    display: block;
}

.chatbot-message.user .chatbot-message-timestamp {
    text-align: right;
    color: rgba(255, 255, 255, 0.8);
}

.chatbot-message.bot .chatbot-message-timestamp {
    color: #6c757d;
}

/* Smooth Scroll Indicator */
.chatbot-scroll-indicator {
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: rgba(102, 126, 234, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    opacity: 0;
    pointer-events: none;
    z-index: 5;
}

.chatbot-scroll-indicator.visible {
    opacity: 1;
    pointer-events: all;
    animation: scrollIndicatorBounce 1.5s ease-in-out infinite;
}

@keyframes scrollIndicatorBounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-5px);
    }
}

.chatbot-scroll-indicator:hover {
    background: rgba(102, 126, 234, 0.2);
    transform: translateX(-50%) scale(1.1);
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .chatbot-window,
    .chatbot-message,
    .chatbot-toggle,
    .chatbot-send,
    .chatbot-suggestion,
    .chatbot-header::before,
    .chatbot-toggle::before,
    .chatbot-send::before,
    .chatbot-suggestion::before {
        animation: none !important;
        transition: none !important;
    }
    
    .chatbot-toggle i,
    .chatbot-header h5 i {
        animation: none !important;
    }
}