/* Chatbot Widget Styles */
.ai-chat-widget {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 9999;
    font-family: 'Roboto', sans-serif;
}

/* Toggle Button */
#aiChatToggle {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    border: 3px solid rgba(255, 255, 255, 0.4);
    background: linear-gradient(135deg, #F54291 0%, #FF912D 50%, #40C4D4 100%);
    box-shadow: 0 8px 24px rgba(245, 66, 145, 0.4), 
                0 0 0 0 rgba(245, 66, 145, 0.7),
                inset 0 2px 4px rgba(255, 255, 255, 0.3),
                0 0 30px rgba(245, 66, 145, 0.3);
    cursor: pointer;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    overflow: visible;
    animation: buttonGlow 3s ease-in-out infinite;
}

@keyframes buttonGlow {
    0%, 100% {
        box-shadow: 0 8px 24px rgba(245, 66, 145, 0.4), 
                    0 0 0 0 rgba(245, 66, 145, 0.7),
                    inset 0 2px 4px rgba(255, 255, 255, 0.3),
                    0 0 30px rgba(245, 66, 145, 0.3);
    }
    50% {
        box-shadow: 0 8px 24px rgba(245, 66, 145, 0.6), 
                    0 0 0 4px rgba(245, 66, 145, 0.3),
                    inset 0 2px 4px rgba(255, 255, 255, 0.4),
                    0 0 40px rgba(64, 196, 212, 0.4);
    }
}

#aiChatToggle::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: linear-gradient(135deg, #F54291 0%, #FF912D 50%, #40C4D4 100%);
    opacity: 0;
    animation: ripple 2s ease-out infinite;
    z-index: -1;
}

@keyframes ripple {
    0% {
        transform: scale(1);
        opacity: 0.8;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

#aiChatToggle:hover {
    transform: scale(1.1);
    box-shadow: 0 12px 32px rgba(245, 66, 145, 0.6),
                0 0 0 8px rgba(245, 66, 145, 0.15),
                inset 0 2px 4px rgba(255, 255, 255, 0.4),
                0 0 50px rgba(64, 196, 212, 0.5);
    border-color: rgba(255, 255, 255, 0.6);
    animation: buttonGlowHover 1.5s ease-in-out infinite;
}

@keyframes buttonGlowHover {
    0%, 100% {
        box-shadow: 0 12px 32px rgba(245, 66, 145, 0.6),
                    0 0 0 8px rgba(245, 66, 145, 0.15),
                    inset 0 2px 4px rgba(255, 255, 255, 0.4),
                    0 0 50px rgba(64, 196, 212, 0.5);
    }
    50% {
        box-shadow: 0 12px 32px rgba(245, 66, 145, 0.8),
                    0 0 0 10px rgba(255, 145, 45, 0.2),
                    inset 0 2px 4px rgba(255, 255, 255, 0.5),
                    0 0 60px rgba(64, 196, 212, 0.7);
    }
}

#aiChatToggle:active {
    transform: scale(1.05);
}

#aiChatToggle .loader {
    width: 100%;
    height: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

#aiChatToggle .box {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.25) 0%, rgba(255, 255, 255, 0.15) 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 32px;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    color: white;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3),
                 0 0 20px rgba(255, 255, 255, 0.5);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2),
                inset 0 2px 8px rgba(255, 255, 255, 0.3),
                0 0 0 2px rgba(255, 255, 255, 0.2);
    animation: chatPulse 2s ease-in-out infinite, chatRotate 4s ease-in-out infinite;
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

#aiChatToggle .box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(255, 255, 255, 0.4) 50%,
        transparent 70%
    );
    animation: shine 3s ease-in-out infinite;
}

#aiChatToggle .box::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: 14px;
    padding: 2px;
    background: linear-gradient(135deg, #F54291 0%, #FF912D 50%, #40C4D4 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    animation: borderGlow 2s ease-in-out infinite;
    opacity: 0.6;
}

@keyframes chatPulse {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2),
                    inset 0 2px 8px rgba(255, 255, 255, 0.3),
                    0 0 0 2px rgba(255, 255, 255, 0.2);
    }
    50% {
        transform: scale(1.1) rotate(5deg);
        box-shadow: 0 6px 24px rgba(245, 66, 145, 0.4),
                    inset 0 2px 8px rgba(255, 255, 255, 0.4),
                    0 0 0 3px rgba(255, 255, 255, 0.3);
    }
}

@keyframes chatRotate {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(-4deg);
    }
    75% {
        transform: rotate(4deg);
    }
}

@keyframes shine {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

@keyframes borderGlow {
    0%, 100% {
        opacity: 0.4;
        filter: blur(2px);
    }
    50% {
        opacity: 0.8;
        filter: blur(4px);
    }
}

#aiChatToggle .notification-badge {
    position: absolute;
    top: -2px;
    right: -2px;
    width: 26px;
    height: 26px;
    background: linear-gradient(135deg, #FF6B35 0%, #FF4757 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 11px;
    font-weight: 800;
    border: 3px solid white;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.5),
                0 0 0 2px rgba(245, 66, 145, 0.2);
    animation: badgePulse 1.5s ease-in-out infinite;
    z-index: 10;
}

@keyframes badgePulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.15);
    }
}

/* Chat Panel - Design Glassmorphism Moderne */
#aiChatPanel {
    position: absolute;
    bottom: 90px;
    right: 0;
    width: 400px;
    max-width: calc(100vw - 40px);
    height: 650px;
    max-height: calc(100vh - 120px);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: 32px;
    border: 1px solid rgba(255, 255, 255, 0.35);
    box-shadow: 0 25px 80px rgba(0, 0, 0, 0.4),
                inset 0 1px 0 rgba(255, 255, 255, 0.4),
                inset 0 -1px 0 rgba(245, 66, 145, 0.1);
    display: none;
    flex-direction: column;
    overflow: hidden;
    animation: panelSlideUp 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    /* Amélioration du rendu des bords arrondis */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transform: translateZ(0);
    will-change: transform;
    /* Correction du bug de bordure au sommet */
    isolation: isolate;
    contain: layout style paint;
    /* Forcer le rendu correct des coins arrondis */
    -webkit-mask-image: -webkit-radial-gradient(white, white);
    mask-image: radial-gradient(white, white);
}

/* Effet de brillance animé sur le panel */
#aiChatPanel::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: shineSweep 8s ease-in-out infinite;
    pointer-events: none;
    z-index: 1;
}

@keyframes shineSweep {
    0% {
        left: -100%;
    }
    50%, 100% {
        left: 100%;
    }
}

/* Overlay de gradient animé */
#aiChatPanel::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        135deg,
        rgba(245, 66, 145, 0.1) 0%,
        rgba(255, 145, 45, 0.08) 25%,
        rgba(64, 196, 212, 0.06) 50%,
        rgba(255, 145, 45, 0.08) 75%,
        rgba(245, 66, 145, 0.1) 100%
    );
    background-size: 200% 200%;
    animation: gradientShift 10s ease infinite;
    pointer-events: none;
    z-index: 0;
    border-radius: 32px;
    /* S'assurer que le gradient ne dépasse pas - correction du bug */
    clip-path: inset(0 round 32px);
    -webkit-mask-image: -webkit-radial-gradient(white, white);
    mask-image: radial-gradient(white, white);
}

@keyframes gradientShift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes panelSlideUp {
    from {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

#aiChatPanel.active {
    display: flex;
    z-index: 2;
}

/* Assurer que le contenu est au-dessus des overlays */
#aiChatPanel > * {
    position: relative;
    z-index: 2;
}

/* Chat Header - Design Glassmorphism */
.chat-header {
    padding: 22px 24px;
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    border-top-left-radius: 32px;
    border-top-right-radius: 32px;
    border-top: none;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: 0 4px 20px rgba(245, 66, 145, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    z-index: 3;
    box-sizing: border-box;
    /* Amélioration du rendu des bords arrondis */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* Correction du bug de bordure - alignement parfait */
    margin: 0;
    /* S'assurer que les coins arrondis sont parfaits - correction finale */
    clip-path: inset(0 round 32px 32px 0 0);
    -webkit-mask-image: -webkit-radial-gradient(white, white);
    mask-image: radial-gradient(white, white);
    /* Forcer le rendu correct des coins supérieurs */
    border-top: 1px solid transparent;
}

/* Effet de gradient animé sur le header */
.chat-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(
        90deg,
        #F54291 0%,
        #FF912D 50%,
        #40C4D4 100%
    );
    background-size: 200% 100%;
    animation: gradientFlow 3s ease infinite;
    /* S'assurer que le gradient suit parfaitement la courbe */
    border-top-left-radius: 32px;
    border-top-right-radius: 32px;
    z-index: 1;
}

@keyframes gradientFlow {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.chat-header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
    flex-shrink: 0;
}

.chat-header-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex: 1;
    min-width: 0;
    overflow: hidden;
}

.chat-export-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--charcoal, #2C2A35);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.chat-export-btn:hover {
    background: rgba(245, 66, 145, 0.2);
    border-color: rgba(245, 66, 145, 0.5);
    transform: scale(1.15) translateY(-2px);
    color: #F54291;
    box-shadow: 0 4px 12px rgba(245, 66, 145, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}


.chat-avatar {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    background: linear-gradient(135deg, #F54291 0%, #FF912D 50%, #40C4D4 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    font-weight: 900;
    font-family: 'Poppins', sans-serif;
    letter-spacing: -1px;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3),
                 0 0 12px rgba(255, 255, 255, 0.4);
    box-shadow: 0 4px 16px rgba(245, 66, 145, 0.4),
                inset 0 2px 4px rgba(255, 255, 255, 0.2),
                0 0 20px rgba(245, 66, 145, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.5);
    animation: avatarFloat 3s ease-in-out infinite, avatarGlow 2s ease-in-out infinite;
    position: relative;
    overflow: hidden;
    /* Amélioration du rendu du texte Z */
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-rendering: optimizeLegibility;
    line-height: 1;
    transform: translateZ(0);
    /* Suppression du halo bizarre - design plus propre */
    isolation: isolate;
}

/* Suppression du ::after qui créait un halo bizarre */
.chat-avatar::after {
    display: none;
}

@keyframes avatarGlow {
    0%, 100% {
        box-shadow: 0 4px 16px rgba(245, 66, 145, 0.4),
                    inset 0 2px 4px rgba(255, 255, 255, 0.2),
                    0 0 20px rgba(245, 66, 145, 0.3);
    }
    50% {
        box-shadow: 0 4px 16px rgba(245, 66, 145, 0.6),
                    inset 0 2px 4px rgba(255, 255, 255, 0.3),
                    0 0 30px rgba(64, 196, 212, 0.5);
    }
}

@keyframes avatarPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.2);
        opacity: 0.5;
    }
}

@keyframes avatarFloat {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-3px);
    }
}

.chat-header-info {
    min-width: 0;
    flex: 1;
}

.chat-header-info h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 700;
    color: var(--charcoal, #2C2A35);
    font-family: 'Poppins', sans-serif;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-header-info p {
    margin: 0;
    font-size: 13px;
    color: #40C4D4;
    font-weight: 500;
}

.chat-close-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--charcoal, #2C2A35);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.chat-close-btn:hover {
    background: rgba(245, 66, 145, 0.2);
    border-color: rgba(245, 66, 145, 0.5);
    transform: rotate(90deg) scale(1.15);
    color: #F54291;
    box-shadow: 0 4px 12px rgba(245, 66, 145, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

/* Chat Messages Area - Design transparent avec effet de profondeur */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 24px 20px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    background: rgba(255, 255, 255, 0.05);
    position: relative;
    min-height: 0;
    box-sizing: border-box;
}

/* Effet de dégradé en haut et en bas pour le scroll */
.chat-messages::before {
    content: '';
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0.1) 0%,
        transparent 100%
    );
    pointer-events: none;
    z-index: 1;
}

.chat-messages::after {
    content: '';
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    height: 30px;
    background: linear-gradient(
        to top,
        rgba(255, 255, 255, 0.1) 0%,
        transparent 100%
    );
    pointer-events: none;
    z-index: 1;
}

.chat-message {
    display: flex;
    gap: 10px;
    animation: fadeInUp 0.3s ease;
}

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

.chat-message.assistant {
    flex-direction: row;
}

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

.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    color: white;
}

.message-avatar.assistant {
    background: linear-gradient(135deg, #F54291 0%, #FF912D 100%);
    box-shadow: 0 2px 8px rgba(245, 66, 145, 0.3),
                inset 0 1px 2px rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.message-avatar.user {
    background: linear-gradient(135deg, #40C4D4 0%, #8A3AAA 100%);
    box-shadow: 0 2px 8px rgba(64, 196, 212, 0.3),
                inset 0 1px 2px rgba(255, 255, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.message-content {
    position: relative;
    max-width: 75%;
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-width: 0;
    box-sizing: border-box;
}

.message-bubble {
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 14px;
    line-height: 1.5;
    word-wrap: break-word;
    position: relative;
    box-sizing: border-box;
    min-width: 0;
    max-width: 100%;
}

.message-bubble .chat-link {
    color: inherit;
    text-decoration: underline;
    opacity: 0.9;
    transition: opacity 0.2s ease;
}

.message-bubble.assistant .chat-link {
    color: #F54291;
    font-weight: 600;
}

.message-bubble.user .chat-link {
    color: rgba(255, 255, 255, 0.9);
}

.message-bubble .chat-link:hover {
    opacity: 1;
}

.message-copy-btn {
    width: 28px;
    height: 28px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 8px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
    align-self: flex-end;
    color: inherit;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.chat-message:hover .message-copy-btn {
    opacity: 1;
}

.message-copy-btn:hover {
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(245, 66, 145, 0.5);
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 4px 8px rgba(245, 66, 145, 0.2);
}

.message-feedback {
    display: flex;
    gap: 8px;
    margin-top: 8px;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.chat-message.assistant:hover .message-feedback {
    opacity: 1;
}

.feedback-btn {
    padding: 8px 14px;
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 12px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: var(--charcoal, #2C2A35);
    font-family: 'Roboto', sans-serif;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

.feedback-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    border-color: rgba(245, 66, 145, 0.6);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(245, 66, 145, 0.2),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.feedback-btn.active {
    background: rgba(245, 66, 145, 0.25);
    border-color: #F54291;
    color: #F54291;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(245, 66, 145, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.message-bubble.assistant {
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--charcoal, #2C2A35);
    border-bottom-left-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.message-bubble.user {
    background: linear-gradient(135deg, rgba(245, 66, 145, 0.9) 0%, rgba(255, 145, 45, 0.9) 100%);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: white;
    border-bottom-right-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 12px rgba(245, 66, 145, 0.3),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* Typing Indicator - Design glassmorphism */
.typing-indicator {
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.typing-dots {
    display: flex;
    gap: 4px;
}

.typing-dots span {
    width: 8px;
    height: 8px;
    background: #F54291;
    border-radius: 50%;
    animation: typingDot 1.4s ease-in-out infinite;
}

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

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

@keyframes typingDot {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.7;
    }
    30% {
        transform: translateY(-10px);
        opacity: 1;
    }
}

.typing-text {
    font-size: 13px;
    color: #666;
    font-style: italic;
    font-family: 'Roboto', sans-serif;
}

/* Quick Questions - Design glassmorphism */
.quick-questions {
    padding: 16px 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 150px;
    overflow-y: auto;
    overflow-x: hidden;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.quick-question-btn {
    padding: 12px 18px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(255, 255, 255, 0.4);
    border-radius: 16px;
    color: var(--charcoal, #2C2A35);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    text-align: left;
    font-family: 'Roboto', sans-serif;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.4);
    position: relative;
    overflow: hidden;
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
    min-height: 44px;
    display: flex;
    align-items: center;
}

.quick-question-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.3),
        transparent
    );
    transition: left 0.5s ease;
}

.quick-question-btn:hover {
    background: rgba(255, 255, 255, 0.4);
    border-color: rgba(245, 66, 145, 0.6);
    transform: translateX(6px) scale(1.02);
    box-shadow: 0 4px 16px rgba(245, 66, 145, 0.25),
                inset 0 1px 0 rgba(255, 255, 255, 0.5);
}

.quick-question-btn:hover::before {
    left: 100%;
}

.quick-question-btn:active {
    transform: translateX(4px) scale(0.98);
}

/* Chat Input - Design glassmorphism */
.chat-input-container {
    padding: 20px;
    border-top: 2px solid rgba(255, 255, 255, 0.2);
    display: flex;
    gap: 12px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    border-bottom-left-radius: 32px;
    border-bottom-right-radius: 32px;
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1),
                inset 0 1px 0 rgba(255, 255, 255, 0.3);
    flex-shrink: 0;
    box-sizing: border-box;
}

.chat-input {
    flex: 1;
    padding: 14px 18px;
    background: rgba(255, 255, 255, 0.4);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1.5px solid rgba(255, 255, 255, 0.3);
    border-radius: 24px;
    font-size: 14px;
    font-family: 'Roboto', sans-serif;
    outline: none;
    transition: all 0.3s ease;
    color: var(--charcoal, #2C2A35);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05),
                0 1px 0 rgba(255, 255, 255, 0.5);
    min-width: 0;
    box-sizing: border-box;
}

.chat-input::placeholder {
    color: rgba(44, 42, 53, 0.5);
}

.chat-input:focus {
    background: rgba(255, 255, 255, 0.5);
    border-color: rgba(245, 66, 145, 0.6);
    box-shadow: 0 0 0 4px rgba(245, 66, 145, 0.15),
                inset 0 2px 4px rgba(0, 0, 0, 0.05),
                0 1px 0 rgba(255, 255, 255, 0.6);
    transform: translateY(-1px);
}

.chat-send-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    background: linear-gradient(135deg, #F54291 0%, #FF912D 100%);
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
    box-shadow: 0 4px 12px rgba(245, 66, 145, 0.3),
                inset 0 2px 4px rgba(255, 255, 255, 0.2);
}

.chat-send-btn:hover {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 6px 20px rgba(245, 66, 145, 0.5),
                inset 0 2px 4px rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

.chat-send-btn:active {
    transform: scale(1.05) rotate(-5deg);
}

.chat-send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
    background: rgba(245, 66, 145, 0.3);
}

/* Scrollbar - Design moderne et transparent */
.chat-messages::-webkit-scrollbar,
.quick-questions::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track,
.quick-questions::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    margin: 8px 0;
}

.chat-messages::-webkit-scrollbar-thumb,
.quick-questions::-webkit-scrollbar-thumb {
    background: linear-gradient(
        135deg,
        rgba(245, 66, 145, 0.4) 0%,
        rgba(255, 145, 45, 0.4) 50%,
        rgba(64, 196, 212, 0.4) 100%
    );
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.chat-messages::-webkit-scrollbar-thumb:hover,
.quick-questions::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(
        135deg,
        rgba(245, 66, 145, 0.6) 0%,
        rgba(255, 145, 45, 0.6) 50%,
        rgba(64, 196, 212, 0.6) 100%
    );
    box-shadow: 0 2px 8px rgba(245, 66, 145, 0.3);
}

/* Responsive */
/* Améliorations accessibilité */
.chat-panel:focus-within {
    outline: 2px solid rgba(245, 66, 145, 0.5);
    outline-offset: 2px;
}

.quick-question-btn:focus,
.chat-send-btn:focus,
.chat-close-btn:focus,
.chat-export-btn:focus {
    outline: 2px solid rgba(245, 66, 145, 0.5);
    outline-offset: 2px;
}

/* Mode sombre (si activé) - Adaptation glassmorphism */
@media (prefers-color-scheme: dark) {
    #aiChatPanel {
        background: rgba(30, 30, 40, 0.4);
        border-color: rgba(255, 255, 255, 0.1);
    }
    
    .chat-header {
        background: rgba(30, 30, 40, 0.5);
    }
    
    .message-bubble.assistant {
        background: rgba(255, 255, 255, 0.1);
        color: rgba(255, 255, 255, 0.9);
        border-color: rgba(255, 255, 255, 0.15);
    }
    
    .quick-question-btn {
        background: rgba(255, 255, 255, 0.15);
        color: rgba(255, 255, 255, 0.9);
        border-color: rgba(255, 255, 255, 0.2);
    }
    
    .chat-input {
        background: rgba(255, 255, 255, 0.15);
        color: rgba(255, 255, 255, 0.9);
        border-color: rgba(255, 255, 255, 0.2);
    }
    
    .chat-input::placeholder {
        color: rgba(255, 255, 255, 0.4);
    }
}

/* Effet de particules flottantes en arrière-plan (optionnel) */
#aiChatPanel {
    position: relative;
}

#aiChatPanel .floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
    border-radius: 32px;
}

#aiChatPanel .particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(245, 66, 145, 0.3);
    border-radius: 50%;
    animation: floatParticle 15s infinite ease-in-out;
}

@keyframes floatParticle {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0;
    }
    10% {
        opacity: 1;
    }
    90% {
        opacity: 1;
    }
    50% {
        transform: translate(100px, -100px) scale(1.5);
        opacity: 0.5;
    }
}

@media (max-width: 480px) {
    #aiChatPanel {
        width: calc(100vw - 20px);
        height: calc(100vh - 100px);
        bottom: 90px;
        right: 10px;
    }
    
    #aiChatToggle {
        width: 64px;
        height: 64px;
        bottom: 15px;
        right: 15px;
    }
    
    #aiChatToggle .box {
        width: 44px;
        height: 44px;
        font-size: 28px;
    }
    
    .message-content {
        max-width: 85%;
    }
    
    .message-feedback {
        opacity: 1;
    }
}