* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Lexend', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #f0f9f0 0%, #ffffff 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    height: auto;
    min-height: 100vh;
    transition: background 0.3s ease;

}

:root {
    /* Light theme - rafraîchi */
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-tertiary: #94a3b8;
    --accent: #009e69;
    --icon: #009e69;
    --accent-light: #d1fae5;
    --accent-dark: #059669;
    --message-bot: #f1f5f9;
    --message-user: #10b981;
    --message-user-text: #ffffff;
    --border: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.08);
    --shadow-hover: rgba(0, 0, 0, 0.12);
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 9999px;
}

[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --icon: #fff;
    --text-tertiary: #94a3b8;
    --accent: #10b981;
    --accent-light: #064e3b;
    --accent-dark: #34d399;
    --message-bot: #1e293b;
    --message-user: #10b981;
    --message-user-text: #ffffff;
    --border: #334155;
    --shadow: rgba(0, 0, 0, 0.25);
    --shadow-hover: rgba(0, 0, 0, 0.35);
}



.chat-wrapper {
    width: 100%;
    max-width: 600px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow:
        0 20px 60px var(--shadow),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
    display: flex;
    flex-direction: column;
    animation: fadeIn 0.5s ease-out;
    /* Support pour Safari 9+ et iOS Safari 9+ */
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

/* ===== HEADER ===== */
.chat-header {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    padding: 18px 24px;
    overflow: hidden;
    position: sticky;
    top: 0;
    z-index: 300;
}

.chat-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.3) 50%,
        transparent 100%);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    position: relative;
    z-index: 1;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.bot-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid rgba(244, 241, 241, 0.966);
    background: linear-gradient(135deg, #011c0d 0%, #000705 100%);
    box-shadow: 0 4px 12px rgb(0, 53, 40);
    transition: all 0.3s ease;
    animation: subtleFloat 3s ease-in-out infinite;
}

.bot-avatar:hover {
    transform: scale(1.05);
    border-color: rgba(255, 255, 255, 0.4);
}

.header-text h1 {
    font-size: 20px;
    font-weight: 700;
    margin: 0;
    line-height: 1.2;
    background: linear-gradient(to right, #ffffff, #e0f2fe);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.header-subtitle {
    font-size: 13px;
    opacity: 0.9;
    margin: 2px 0 0 0;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 400;
}

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

.btn-icon {
    background: rgba(2, 91, 55, 0.909);
    border: 1px solid rgba(255, 255, 255, 0.2);
    width: 36px;
    height: 36px;
    border-radius: 30%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;


    /* Support pour Safari 9+ et iOS Safari 9+ */
    -webkit-backdrop-filter: blur(10px);
    /* Support pour tous les navigateurs modernes */
    backdrop-filter: blur(10px);




}

.btn-icon:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.btn-icon:active {
    transform: translateY(0);
}

/* ===== QUICK MENUS ===== */
.quick-menus {
    display: flex;
    gap: 4px;
    padding: 8px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-wrap: wrap;
    justify-content: center;

    /* position: sticky;
    top: 73px;
    z-index: 200; */


}

.menu-btn {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    padding: 10px 18px;
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 2px 4px var(--shadow);
}

.menu-btn:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.menu-btn:active {
    transform: translateY(0);
}

/* ===== CHAT BODY ===== */
.chat-body {
    padding: 24px;
    background: var(--bg-secondary);
    height: 450px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    scroll-behavior: smooth;
}

/* Scrollbar stylée */
.chat-body::-webkit-scrollbar {
    width: 6px;
}

.chat-body::-webkit-scrollbar-track {
    background: var(--bg-secondary);
    border-radius: var(--radius-full);
}

.chat-body::-webkit-scrollbar-thumb {
    background: var(--text-tertiary);
    border-radius: var(--radius-full);
}

.chat-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.message {
    max-width: 85%;
    padding: 14px 18px;
    border-radius: var(--radius-lg);
    font-size: 15px;
    line-height: 1.5;
    animation: floatIn 0.3s cubic-bezier(0.18, 0.89, 0.32, 1.28);
    box-shadow: 0 2px 8px var(--shadow);
    position: relative;
    transition: all 0.2s ease;
}

.message:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

.message-bot {
    align-self: flex-start;
    background: var(--message-bot);
    color: var(--text-primary);
    border-bottom-left-radius: var(--radius-sm);
    border-left: 4px solid var(--accent);
}

.message-user {
    align-self: flex-end;
    background: linear-gradient(135deg, var(--message-user) 0%, var(--accent-dark) 100%);
    color: var(--message-user-text);
    border-bottom-right-radius: var(--radius-sm);
    box-shadow:
        0 2px 8px rgba(16, 185, 129, 0.2),
        0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.message-user a {
    color: white !important;
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* Message produit amélioré */
.message-product {
    display: flex;
    gap: 16px;
    padding: 16px;
    background: var(--bg-primary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    transition: all 0.3s ease;
    max-width: 100%;
}

.message-product:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px var(--shadow-hover);
}

.product-image {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    object-fit: cover;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.message-product:hover .product-image {
    transform: scale(1.05);
    border-color: var(--accent);
}

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

.product-title {
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    font-size: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.product-title a {
    color: var(--accent);
    text-decoration: none;
    transition: color 0.2s ease;
}

.product-title a:hover {
    color: var(--accent-dark);
    text-decoration: underline;
}

.product-excerpt {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.5;
    display: -webkit-box;

    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-meta {
    display: flex;
    gap: 12px;
    align-items: center;
    font-size: 13px;
    color: var(--text-tertiary);
}

.product-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    background: var(--accent-light);
    color: var(--accent-dark);
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 500;
}

/* ===== CHIPS ===== */
.chips-container {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
    padding: 4px 0;
}

.chip {
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius-full);
    padding: 10px 20px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 4px var(--shadow);
}

.chip:hover {
    background: var(--accent);
    color: white;
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

/* ===== CHAT FOOTER ===== */
.chat-footer {
    padding: 10px;
    border-top: 1px solid var(--border);
    background: var(--bg-primary);
    position: relative;
}

.quick-actions {
    display: flex;
    gap: 5px;
    margin-bottom: 10px;
    flex-wrap: wrap;
    justify-content: center;

}

.quick-btn {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 6px;
}

.quick-btn:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    transform: translateY(-1px);
}

.input-group {
    display: flex;
    gap: 8px;
    align-items: center;
    width: 100%; /* Important */
    flex-wrap: nowrap; /* EMPÊCHE LE RETOUR À LA LIGNE */
}

#queryInput {
    flex: 1 1 auto; /* Prend l'espace disponible */
    min-width: 0; /* Permet de rétrécir */
    padding: 12px 16px;
    border: 1px solid var(--border);
    border-radius: 24px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
    width: 100%; /* S'adapte */
}


#queryInput:focus {
    border-color: var(--accent);
    background: var(--bg-primary);
    box-shadow:
        0 0 0 3px rgba(16, 185, 129, 0.1),
        0 2px 8px var(--shadow);
    transform: translateY(-1px);
}

#queryInput::placeholder {
    color: var(--text-tertiary);
}


.btn-primary {
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dark) 100%);
    color: white;
    border: none;
    border-radius: 20px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.25);

}


.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow:
        0 8px 24px rgba(16, 185, 129, 0.35),
        0 0 0 1px rgba(255, 255, 255, 0.2) inset;
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-text {
    font-size: 15px;
}

.btn-icon {
    font-size: 14px;
}



/* ===== LOADERS ===== */
.loader {
    padding: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 15px;
    font-style: italic;
}

.dots {
    display: inline-flex;
    gap: 4px;
    margin-left: 4px;
}

.dots span {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    animation: bounce 1.4s infinite ease-in-out both;
}

.dots span:nth-child(1) { animation-delay: -0.32s; }
.dots span:nth-child(2) { animation-delay: -0.16s; }
.dots span:nth-child(3) { animation-delay: 0s; }

/* Skeleton amélioré */
.message-skeleton {
    display: flex;
    gap: 16px;
    align-items: center;
    padding: 16px;
    background: var(--message-bot);
    border-radius: var(--radius-lg);
    animation: pulse 1.5s infinite;
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-text {
    height: 14px;
    border-radius: var(--radius-sm);
    flex: 1;
}

.skeleton-text.short {
    width: 60%;
    max-width: 200px;
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes floatIn {
    0% {
        opacity: 0;
        transform: translateY(20px) scale(0.95);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

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

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

@keyframes subtleFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-4px) rotate(2deg);
    }
}

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

/* ===== RESPONSIVE ===== */
@media (max-width: 640px) {
    body {
        padding: 0;
        height: 100%;
        overflow: hidden;
        position: relative;
    }

    .chat-wrapper {
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        border-radius: 0;
        max-width: 100%;
        border: none;
    }

    .chat-body {
        height: calc(100% - 200px); /* Utilisez % au lieu de vh */

        padding: 16px;
    }

    .chat-header {
        padding: 12px 15px;
    }

    .bot-avatar {
        width: 40px;
        height: 40px;
    }

    .header-text h1 {
        font-size: 18px;
    }

    .message {
        max-width: 90%;
        padding: 12px 16px;
        font-size: 14px;
    }

    .message-product {
        flex-direction: column;
        gap: 12px;
    }

    .product-image {
        width: 100%;
        height: 120px;
    }

    #queryInput {
        width: 100%;
        padding: 14px 16px;
    }

    .quick-actions {
        justify-content: center;
    }
}



/* Ajoute dans ta section responsive ou CSS générale */
@media (max-width: 640px) {
    .input-group {
        flex-direction: row !important; /* Force en ligne */
        flex-wrap: nowrap !important; /* Pas de retour à la ligne */
    }

    #queryInput {
        flex: 1; /* Prend tout l'espace disponible */
        min-width: 0; /* Permet de rétrécir */
        width: auto; /* Largeur automatique */
    }

    .btn-primary {
        flex-shrink: 0; /* Ne rétrécit pas */
        width: auto !important; /* Largeur auto, pas 100% */
    }

    .btn-text {
        display: none; /* Cache le texte sur mobile */
    }

    .btn-primary .btn-icon {
        margin: 0;
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .input-group {
        gap: 6px; /* Réduire l'espace */
    }

    #queryInput {
        padding: 10px 14px; /* Réduire le padding */
        font-size: 13px; /* Texte plus petit */
    }

    .btn-icon {
        font-size: 12px;
    }
}



/* Mode dark spécifique */
[data-theme="dark"] .chat-wrapper {
    background: var(--bg-primary);
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(255, 255, 255, 0.05) inset;
}

[data-theme="dark"] .message-product {
    background: var(--bg-tertiary);
    border-color: var(--border);
}

[data-theme="dark"] .product-title a {
    color: var(--accent-dark);
}

[data-theme="dark"] .product-title a:hover {
    color: var(--accent);
}

[data-theme="dark"] .chip {
    background: var(--bg-tertiary);
}

[data-theme="dark"] .skeleton {
    background: linear-gradient(
        90deg,
        var(--bg-tertiary) 25%,
        var(--border) 50%,
        var(--bg-tertiary) 75%
    );
}

/* Amélioration pour les liens */
.message a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 1px solid transparent;
}

.message a:hover {
    color: var(--accent-dark);
    border-bottom: 1px solid var(--accent);
}

/* État vide amélioré */
.no-result {
    text-align: center;
    padding: 24px;
    color: var(--text-secondary);
    font-style: italic;
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border);
}

.no-result a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: underline;
}







/* Quick actions avec icons seules */



.quick-btn.icon-only {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-tertiary);
    color: var(--icon);
    border: 2px solid var(--border);
    font-size: 20px;
    transition: all 0.3s ease;
    position: relative;
}

.quick-btn.icon-only:hover {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    transform: translateY(-2px) scale(1.1);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.25);
}

.quick-btn.icon-only i {
    line-height: 1;
}

/* Badge pour les compteurs */
.quick-btn .badge {
    position: absolute;
    top: -5px;
    right: -5px;
    background: #ef4444;
    color: white;
    font-size: 10px;
    font-weight: 700;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-primary);
}

/* Tooltip */
.quick-btn.icon-only::after {
    content: attr(title);
    position: absolute;
    bottom: -35px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    font-size: 12px;
    font-weight: 500;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    z-index: 1000;
    box-shadow: 0 4px 12px var(--shadow);
}

.quick-btn.icon-only:hover::after {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(-2px);
}

/* Animation subtile */
.quick-btn.icon-only {
    animation: subtlePulse 2s infinite;
}

@keyframes subtlePulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

/* Responsive */
@media (max-width: 480px) {
    .quick-btn.icon-only {
        width: 44px;
        height: 44px;
        font-size: 18px;
    }

    .quick-actions {
        gap: 10px;
    }
}