/* ======================================== */
/* Styles Interface Messagerie - kb_chat   */
/* ======================================== */

:root {
    --sidebar-messaging-width: 260px;
    --color-sidebar-bg: #1a1a1a;
    --color-sidebar-text: #ffffff;
    --color-sidebar-hover: rgba(255, 255, 255, 0.1);
    --color-sidebar-active: rgba(255, 255, 255, 0.15);
    --color-conversation-hover: #f5f5f5;
    --color-conversation-selected: #e8f1fd;
    --color-star-active: #fbbf24;
}

/* Empêcher le body de scroller (scroll uniquement dans les conteneurs) */
body {
    overflow: hidden;
    height: 100vh;
}

/* Layout principal pour l'interface messagerie */
.app-container.messaging-layout {
    display: grid;
    grid-template-columns: var(--sidebar-messaging-width) 1fr;
    height: 100vh;
}

/* Contenu principal (zone de droite) */
.content.messaging-content {
    overflow-y: hidden;
    height: 100vh;
}

/* ======================================== */
/* PANNEAU LATÉRAL GAUCHE                  */
/* ======================================== */

.messaging-sidebar {
    background-color: var(--color-sidebar-bg);
    color: var(--color-sidebar-text);
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    overflow-y: auto;
    height: 100vh;
}

/* Logo SynIQ dans le sidebar */
.messaging-sidebar .logo-container {
    display: flex;
    align-items: center;
    gap: 12px;
}

.messaging-sidebar .logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
}

.messaging-sidebar .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-sidebar-text);
    letter-spacing: 0.5px;
}

/* Sélecteur de modèle */
.model-selector-container {
    position: relative;
}

.actions-bar .model-selector-container {
    min-width: 250px;
}

.model-selector-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    color: var(--color-text-primary);
    font-size: 0.85rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    transition: all 0.2s;
}

.model-selector-btn:hover {
    background-color: #f8f9fa;
    border-color: var(--color-primary);
}

.model-selector-text {
    flex: 1;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.model-selector-icon {
    flex-shrink: 0;
    transition: transform 0.2s;
}

.model-selector-btn.open .model-selector-icon {
    transform: rotate(180deg);
}

.model-selector-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background-color: #ffffff;
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    max-height: 300px;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.model-selector-dropdown.hidden {
    display: none;
}

.model-selector-dropdown ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.model-selector-dropdown li {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-text-primary);
    transition: background-color 0.2s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.model-selector-dropdown li:hover {
    background-color: #f8f9fa;
}

.model-selector-dropdown li.selected {
    background-color: rgba(26, 115, 232, 0.1);
    color: var(--color-primary);
    font-weight: 500;
}

/* Bouton nouveau prompt */
.btn-new-prompt {
    width: 100%;
    padding: var(--spacing-md);
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    transition: background-color 0.2s;
}

.btn-new-prompt:hover {
    background-color: var(--color-primary-dark);
}

.btn-new-prompt svg {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
}

/* Navigation des sections */
.sidebar-nav-sections {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xl);
}

.nav-section-item {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    color: var(--color-sidebar-text);
    font-size: 0.9rem;
    transition: background-color 0.2s;
    position: relative;
}

.nav-section-item:hover {
    background-color: var(--color-sidebar-hover);
}

.nav-section-item.active {
    background-color: var(--color-sidebar-active);
}

.nav-section-icon {
    flex-shrink: 0;
}

.nav-section-menu {
    margin-left: auto;
    opacity: 0;
    transition: opacity 0.2s;
}

.nav-section-item:hover .nav-section-menu {
    opacity: 1;
}

.btn-trash-menu {
    background: none;
    border: none;
    color: var(--color-sidebar-text);
    cursor: pointer;
    padding: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.btn-trash-menu:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Section Favoris */
.favorites-section {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-lg);
}

.favorites-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-sidebar-text);
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-add-favorite {
    background: none;
    border: none;
    color: var(--color-sidebar-text);
    cursor: pointer;
    padding: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.btn-add-favorite:hover {
    background-color: var(--color-sidebar-hover);
}

.favorites-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.favorite-item {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    cursor: pointer;
    color: var(--color-sidebar-text);
    font-size: 0.9rem;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
}

.favorite-item:hover {
    background-color: var(--color-sidebar-hover);
}

.favorite-item.active {
    background-color: var(--color-sidebar-active);
}

.favorite-item-name {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.favorite-item-menu {
    opacity: 0;
    transition: opacity 0.2s;
}

.favorite-item:hover .favorite-item-menu {
    opacity: 1;
}

.favorites-empty {
    padding: var(--spacing-sm) var(--spacing-md);
    font-style: italic;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

.btn-favorite-menu {
    background: none;
    border: none;
    color: var(--color-sidebar-text);
    cursor: pointer;
    padding: var(--spacing-xs);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
}

.btn-favorite-menu:hover {
    background-color: rgba(255, 255, 255, 0.15);
}

/* Menu contextuel des favoris */
.favorite-context-menu {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: #2a2a2a;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1001;
    min-width: 150px;
}

.favorite-context-menu.hidden {
    display: none;
}

.favorite-menu-item {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-sidebar-text);
    transition: background-color 0.2s;
}

.favorite-menu-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.favorite-menu-item.delete:hover {
    background-color: rgba(220, 53, 69, 0.2);
    color: #ff6b6b;
}

/* Menu contextuel de la corbeille */
.trash-context-menu {
    position: fixed;
    background-color: #2a2a2a;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1001;
    min-width: 150px;
}

.trash-menu-item {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--color-sidebar-text);
    transition: background-color 0.2s;
}

.trash-menu-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* ======================================== */
/* ZONE CENTRALE - LISTE DES CONVERSATIONS */
/* ======================================== */

.messaging-content {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 120px);
    padding: 0;
}

/* Barre d'actions */
.actions-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: #f8f9fa;
    border-bottom: 1px solid var(--color-border);
    gap: var(--spacing-lg);
    height: 72px; /* Hauteur FIXE (pas min-height) pour bloquer l'expansion */
    position: relative; /* Pour le positionnement absolu de .actions-center */
    flex-wrap: nowrap;
}

.actions-left {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    flex-wrap: nowrap;
    flex-shrink: 0;
    z-index: 1; /* Au-dessus de .actions-center */
}

.actions-center {
    position: absolute; /* Positionnement absolu pour centrage parfait */
    left: 50%; /* Centre horizontal */
    transform: translateX(-50%); /* Ajustement pour centrage parfait */
    pointer-events: none; /* Permet aux clics de passer à travers */
    display: flex;
    align-items: center;
}

.actions-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-shrink: 0;
    z-index: 1; /* Au-dessus de .actions-center */
}

.action-btn {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    border-radius: 4px;
    color: var(--color-text-secondary);
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.action-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.action-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* Déplacer uniquement les boutons d'action vers la droite */
#btn-delete-selected {
    margin-left: 40px;
    /* Transition fluide Slide + Fade */
    opacity: 0;
    transform: translateX(-20px);
    pointer-events: none;
    transition: opacity 300ms ease-out, transform 300ms ease-out;
    transition-delay: 0ms; /* Premier bouton */
}

#btn-delete-selected.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* Bouton mail légèrement plus grand */
#btn-mail {
    padding: calc(var(--spacing-sm) * 1.2);
    /* Transition fluide Slide + Fade */
    opacity: 0;
    transform: translateX(-20px);
    pointer-events: none;
    transition: opacity 300ms ease-out, transform 300ms ease-out;
    transition-delay: 30ms; /* Deuxième bouton - effet vague */
}

#btn-mail.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

#btn-mail svg {
    width: 24px;
    height: 24px;
}

/* Bouton download légèrement plus grand */
#btn-download {
    padding: calc(var(--spacing-sm) * 1.2);
    /* Transition fluide Slide + Fade */
    opacity: 0;
    transform: translateX(-20px);
    pointer-events: none;
    transition: opacity 300ms ease-out, transform 300ms ease-out;
    transition-delay: 60ms; /* Troisième bouton - effet vague */
}

#btn-download.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

#btn-download svg {
    width: 24px;
    height: 24px;
}

/* Barre de recherche */
.search-bar {
    position: relative;
    width: 400px;
    max-width: 100%;
    pointer-events: auto; /* Réactive les interactions pour la barre de recherche */
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    top: 50%;
    transform: translateY(-50%);
    color: var(--color-text-secondary);
    pointer-events: none;
}

.search-bar input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 40px;
    border: 1px solid var(--color-border);
    border-radius: 20px;
    font-size: 0.9rem;
    font-family: var(--font-primary);
    outline: none;
}

.search-bar input:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

/* Pagination */
.pagination-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    margin-right: 30px;
}

.pagination-btn {
    background: none;
    border: 1px solid var(--color-border);
    padding: var(--spacing-xs);
    cursor: pointer;
    border-radius: 4px;
    color: var(--color-text-secondary);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination-btn:hover:not(:disabled) {
    background-color: rgba(0, 0, 0, 0.05);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

/* ============================================
   PAGINATION - TRANSITION SLIDE + FADE
   ============================================ */

/* Texte de pagination */
#pagination-text {
    opacity: 0;
    transform: translateX(20px);
    pointer-events: none;
    transition: opacity 300ms ease-out, transform 300ms ease-out;
    transition-delay: 0ms; /* Premier élément */
}

#pagination-text.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* Flèche précédent */
#btn-prev-page {
    margin-left: 20px;
    opacity: 0;
    transform: translateX(20px);
    pointer-events: none;
    transition: opacity 300ms ease-out, transform 300ms ease-out;
    transition-delay: 30ms; /* Deuxième élément - effet vague */
}

#btn-prev-page.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* Flèche suivant */
#btn-next-page {
    opacity: 0;
    transform: translateX(20px);
    pointer-events: none;
    transition: opacity 300ms ease-out, transform 300ms ease-out;
    transition-delay: 60ms; /* Troisième élément - effet vague */
}

#btn-next-page.visible {
    opacity: 1;
    transform: translateX(0);
    pointer-events: auto;
}

/* Liste des conversations */
.conversations-list {
    flex: 1;
    overflow-y: auto;
    background-color: var(--color-background);
    /* Cacher la scrollbar */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.conversations-list::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.conversation-item {
    display: grid;
    grid-template-columns: 40px 35px 180px 1fr 150px 100px;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
    cursor: pointer;
    transition: background-color 0.2s;
    gap: var(--spacing-sm);
}

.conversation-item:hover {
    background-color: var(--color-conversation-hover);
}

.conversation-item.selected {
    background-color: var(--color-conversation-selected);
}

.conversation-checkbox {
    display: flex;
    align-items: center;
    justify-content: center;
}

.conversation-checkbox input[type="checkbox"] {
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--color-primary);
}

.conversation-star {
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-star {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    color: var(--color-text-secondary);
    transition: color 0.2s;
}

.btn-star:hover {
    color: var(--color-star-active);
}

.btn-star.active {
    color: var(--color-star-active);
}

.btn-star svg {
    width: 24px;
    height: 24px;
}

.conversation-sender {
    font-weight: 500;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-left: var(--spacing-xl);
}

.conversation-subject {
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding-right: var(--spacing-lg);
}

.conversation-model {
    color: var(--color-text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    transform: translateX(-80px); /* Déplacé encore plus à gauche pour faire de la place à Date */
}

.conversation-subject.unread {
    font-weight: 600;
    color: var(--color-text-primary);
}

.conversation-time {
    color: var(--color-text-secondary);
    text-align: right;
    white-space: nowrap;
    transform: translateX(-80px); /* Déplacée à gauche pour utiliser l'espace libéré par Model */
}

/* État vide */
.conversations-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 40px;
    height: 100%;
    background-color: #ffffff;
}

.empty-icon {
    margin-bottom: 40px;
    animation: fadeIn 0.6s ease-in-out;
}

.empty-title {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 12px 0;
    animation: fadeIn 0.8s ease-in-out;
}

.empty-subtitle {
    font-size: 1rem;
    color: var(--color-text-secondary);
    margin: 0 0 48px 0;
    animation: fadeIn 1s ease-in-out;
}

/* ============================================
   CORBEILLE VIDE - AFFICHAGE SPÉCIFIQUE
   ============================================ */

.trash-empty {
    padding: 120px 40px;
}

.trash-empty-icon {
    width: 120px;
    height: 120px;
    background-color: #ffffff;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    animation: fadeIn 0.6s ease-in-out;
}

.trash-empty-icon svg {
    width: 80px;
    height: 80px;
}

.trash-empty-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 12px 0;
    animation: fadeIn 0.8s ease-in-out;
}

.trash-empty-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin: 0 0 40px 0;
    animation: fadeIn 1s ease-in-out;
}

.trash-empty-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    max-width: 500px;
    animation: fadeIn 1.2s ease-in-out;
}

.trash-empty-info svg {
    flex-shrink: 0;
    color: #6c757d;
}

.trash-empty-info span {
    font-size: 0.875rem;
    color: #6c757d;
    line-height: 1.5;
}

/* ============================================
   IMPORTANTS VIDE - AFFICHAGE SPÉCIFIQUE
   ============================================ */

.important-empty {
    padding: 120px 40px;
}

.important-empty-icon {
    width: 120px;
    height: 120px;
    background-color: #ffffff;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 32px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    animation: fadeIn 0.6s ease-in-out;
}

.important-empty-icon svg {
    width: 80px;
    height: 80px;
}

.important-empty-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 12px 0;
    animation: fadeIn 0.8s ease-in-out;
}

.important-empty-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin: 0 0 40px 0;
    animation: fadeIn 1s ease-in-out;
}

.important-empty-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 24px;
    background-color: #f8f9fa;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    max-width: 550px;
    animation: fadeIn 1.2s ease-in-out;
}

.important-empty-info svg {
    flex-shrink: 0;
    color: #6c757d;
    width: 20px;
    height: 20px;
}

.important-empty-info span {
    font-size: 0.875rem;
    color: #6c757d;
    line-height: 1.5;
}

.empty-suggestions {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
    animation: fadeIn 1.2s ease-in-out;
}

.suggestion-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    padding: 24px 32px;
    background: #ffffff;
    border: 1.5px solid #e0e0e0;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 180px;
}

.suggestion-card:hover {
    border-color: var(--color-primary);
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.15);
    transform: translateY(-2px);
}

.suggestion-card svg {
    width: 28px;
    height: 28px;
    color: var(--color-primary);
}

.suggestion-card span {
    font-size: 0.95rem;
    color: var(--color-text-primary);
    font-weight: 500;
    text-align: center;
}

@keyframes conversationFadeIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes conversationFadeOut {
    from {
        opacity: 1;
        transform: scale(1);
    }
    to {
        opacity: 0;
        transform: scale(0.9);
    }
}

/* ======================================== */
/* MODALES                                 */
/* ======================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal.hidden {
    display: none;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal-dialog {
    position: relative;
    background-color: var(--color-background);
    border-radius: 12px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15);
    width: 90%;
    max-width: 500px;
    z-index: 1;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) var(--spacing-xl);
    border-bottom: 1px solid var(--color-border);
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0;
}

.modal-close {
    background: none;
    border: none;
    padding: var(--spacing-xs);
    cursor: pointer;
    color: var(--color-text-secondary);
    border-radius: 4px;
    transition: background-color 0.2s;
}

.modal-close:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.modal-body {
    padding: var(--spacing-xl);
}

.modal-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-family: var(--font-primary);
}

.modal-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(26, 115, 232, 0.2);
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--spacing-md);
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-border);
}

.btn-secondary {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-secondary);
    color: var(--color-text-primary);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-secondary:hover {
    background-color: var(--color-border);
}

.btn-primary {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
    border: 1px solid var(--color-primary);
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
}

.btn-primary:hover {
    background-color: #1565c0;
    border-color: #1565c0;
}

.btn-danger {
    padding: var(--spacing-sm) var(--spacing-lg);
    background-color: var(--color-error);
    color: var(--color-text-inverse);
    border: none;
    border-radius: var(--border-radius);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-danger:hover {
    background-color: #c82333;
}

/* ======================================== */
/* DRAG & DROP                             */
/* ======================================== */

.conversation-item.dragging {
    opacity: 0.5;
}

.nav-section-item.drag-over,
.favorite-item.drag-over {
    background-color: rgba(26, 115, 232, 0.2);
    border: 2px dashed var(--color-primary);
}

/* Badge de feedback pour le multi-drag */
.drag-badge {
    position: fixed;
    background-color: var(--color-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius);
    font-size: 0.85rem;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    pointer-events: none;
    white-space: nowrap;
    animation: fadeIn 0.2s ease-in-out;
}

/* ======================================== */
/* RESPONSIVE                              */
/* ======================================== */

@media (max-width: 1024px) {
    .app-container.messaging-layout {
        grid-template-columns: 1fr;
    }

    .messaging-sidebar {
        display: none;
    }

    .actions-bar {
        flex-wrap: wrap;
    }

    .actions-center {
        order: 3;
        width: 100%;
        margin-top: var(--spacing-sm);
    }

    .search-bar {
        width: 100%;
    }

    .conversation-item {
        grid-template-columns: 40px 35px 120px 1fr 120px 80px;
        font-size: 0.9rem;
    }
}

@media (max-width: 768px) {
    .actions-bar {
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .conversation-item {
        grid-template-columns: 40px 35px 1fr 100px 70px;
        padding: var(--spacing-sm) var(--spacing-md);
    }

    .conversation-sender {
        display: none;
    }
    
    .conversation-model {
        display: none;
    }

    .pagination-info span {
        display: none;
    }
}

/* ======================================== */
/* FOOTER                                  */
/* ======================================== */

.footer p {
    text-align: center;
    /* Décalage pour aligner avec la barre de recherche centrée dans main-content */
    /* Footer déborde de 260px à gauche, donc décaler le texte de 130px (260/2) vers la droite */
    margin-left: calc(var(--sidebar-messaging-width) / 2);
}

/* ======================================== */
/* PROMPT LANDING PAGE                     */
/* ======================================== */

.prompt-landing-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 72px); /* Hauteur viewport moins actions-bar */
    padding: var(--spacing-xl);
    background-color: #ffffff;
    animation: fadeIn 0.4s ease-in-out;
}

.prompt-hero {
    margin-bottom: 40px;
    animation: fadeIn 0.6s ease-in-out;
    transform: translateY(-80px);
}

.prompt-icon-circle {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #1a73e8 0%, #1557b0 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(26, 115, 232, 0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.prompt-icon-circle:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(26, 115, 232, 0.4);
}

.prompt-icon-circle svg {
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.prompt-title {
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-text-primary);
    text-align: center;
    margin: 0 0 80px 0;
    animation: fadeIn 0.8s ease-in-out;
    transform: translateY(-80px);
}

.prompt-title .highlight {
    color: #1a73e8;
    font-weight: 600;
}

/* ======================================== */
/* LLM SELECTOR - SEGMENTED CONTROL        */
/* ======================================== */

.llm-selector-container {
    margin-bottom: 16px;
    animation: fadeIn 0.9s ease-in-out;
    width: 100%;
    max-width: 700px;
    display: flex;
    justify-content: flex-start;
    /* Aligner avec le début de l'input-bar (après le toggle Web) */
    /* Toggle Web: ~35px (texte "Web") + 8px (gap) + 40px (switch) + 12px (gap input) ≈ 95px */
    padding-left: 95px;
}

/* LLM Selector dans la vue conversation */
.llm-selector-container-conv {
    margin-bottom: 16px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    justify-content: flex-start;
    /* Aligné avec le début du textarea (après le toggle Web) */
    padding-left: 95px;
}

.segmented-control {
    display: inline-flex;
    background: #e8e8e8;
    border-radius: 8px;
    padding: 3px;
    box-shadow: inset 0 1px 2px rgba(0,0,0,0.05);
}

.segment {
    padding: 6px 18px;
    font-size: 13px;
    font-weight: 600;
    color: #666;
    cursor: pointer;
    border-radius: 6px;
    border: none;
    background: transparent;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.segment:hover {
    color: #333;
}

.segment.active {
    background: white;
    color: #333;
    box-shadow: 0 2px 4px rgba(0,0,0,0.08);
}

/* Tooltip Enhanced */
.tooltip-enhanced {
    position: absolute;
    bottom: calc(100% + 10px);
    left: 0;
    transform: translateY(5px);
    background: linear-gradient(135deg, #2d3748, #1a202c);
    color: white;
    padding: 10px;
    border-radius: 10px;
    min-width: 190px;
    max-width: 220px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 12px 40px rgba(0,0,0,0.35);
    z-index: 1000;
}

.segment:hover .tooltip-enhanced {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.tooltip-enhanced::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 20px;
    border: 6px solid transparent;
    border-top-color: #1a202c;
}

.tooltip-models {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.tooltip-model {
    padding: 8px 12px;
    border-radius: 7px;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 13px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    white-space: nowrap;
}

.tooltip-model:hover {
    background: rgba(255,255,255,0.1);
}

.tooltip-model.selected {
    background: linear-gradient(135deg, #1A73E8, #1557b0);
    font-weight: 600;
}

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

.prompt-input-container {
    display: flex;
    align-items: center;
    gap: 15px;
    width: 100%;
    max-width: 700px;
    animation: fadeIn 1s ease-in-out;
}

/* Web Toggle */
.web-toggle-wrapper {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.web-toggle {
    position: relative;
    display: inline-block;
    width: 48px;
    height: 26px;
    cursor: pointer;
}

.web-toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #ccc;
    border-radius: 26px;
    transition: background-color 0.3s ease;
}

.toggle-slider:before {
    content: "";
    position: absolute;
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    border-radius: 50%;
    transition: transform 0.3s ease;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.web-toggle input:checked + .toggle-slider {
    background-color: #1a73e8;
}

.web-toggle input:checked + .toggle-slider:before {
    transform: translateX(22px);
}

.toggle-label {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    user-select: none;
}

/* Prompt Input */
.prompt-input {
    flex: 1;
    padding: 15px 20px;
    border: 1px solid #e0e0e0;
    border-radius: 25px;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    background-color: #ffffff;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    outline: none;
    resize: none;
    overflow-y: hidden;
    max-height: 200px;
    min-height: 48px;
    line-height: 1.5;
    font-family: var(--font-primary);
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.prompt-input::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.prompt-input::placeholder {
    color: #999;
}

.prompt-input:focus {
    border-color: #1a73e8;
}

/* ======================================== */
/* CONVERSATION VIEW                       */
/* ======================================== */

.conversation-view {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 0px); /* Hauteur complète */
    background-color: #ffffff;
    overflow: hidden; /* Empêcher le scroll de cette div */
}

/* Barre d'actions de la conversation */
.conversation-actions-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-xl);
    background-color: #ffffff;
    border-bottom: 1px solid var(--color-border);
    flex-shrink: 0;
}

.conversation-actions-left {
    display: flex;
    align-items: flex-end; /* Alignement sur le bas (bottom alignment) */
    gap: var(--spacing-md);
}

/* Uniformiser la taille des icônes Mail et Download à 24px */
#conv-btn-share svg,
#conv-btn-download svg {
    width: 24px;
    height: 24px;
}

/* Déplacer uniquement l'icône mail vers la droite et vers le bas */
#conv-btn-share {
    margin-left: 28px;
    transform: translateY(3px);
}

.conversation-actions-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.conversation-actions-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-close-conversation {
    background: none;
    border: none;
    padding: var(--spacing-sm);
    cursor: pointer;
    color: var(--color-text-secondary);
    border-radius: var(--border-radius);
    transition: background-color 0.2s, color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-close-conversation:hover {
    background-color: var(--color-secondary);
    color: var(--color-text-primary);
}

/* Titre de la conversation */
.conversation-title {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 400;
    font-style: italic;
    color: #5f6368;
    margin: 0;
    transform: translateX(-150px);
    cursor: pointer;
    padding: 8px 20px;
    border-radius: 25px;
    border: 1px solid transparent;
    transition: border-color 0.2s ease, color 0.2s ease;
    
    /* Troncature responsive avec ellipsis */
    max-width: min(500px, 50vw);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Media queries pour une meilleure adaptation mobile */
@media (max-width: 768px) {
    .conversation-title {
        max-width: min(400px, 60vw);
    }
}

@media (max-width: 480px) {
    .conversation-title {
        max-width: min(300px, 70vw);
    }
}

/* Effet hover pour indiquer que le titre est cliquable */
.conversation-title:hover {
    border-color: #d0d0d0;
    color: #333;
}

/* Style pour l'input d'édition du titre */
.conversation-title-edit {
    display: block;
    text-align: center;
    font-size: 1.5rem;
    font-weight: 400;
    font-style: italic;
    line-height: 1.5;
    color: #333;
    border: 1px solid #d0d0d0;
    border-radius: 25px;
    padding: 8px 20px;
    margin: 0;
    outline: none;
    background-color: #fff;
    box-sizing: border-box;
    /* La largeur est gérée dynamiquement par JavaScript (responsive) */
    width: auto;
    transform: translateX(-150px);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, width 0.15s ease;
}

/* Élément mesureur pour calculer la largeur du texte */
.title-measure {
    position: absolute;
    visibility: hidden;
    height: auto;
    width: auto;
    white-space: nowrap;
    pointer-events: none;
}

.conversation-title-edit:focus {
    border-color: #1a73e8;
    color: #333;
}

/* Zone de messages (scrollable, scrollbar cachée) */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 40px var(--spacing-xl);
    padding-bottom: 250px; /* Espace pour l'input fixe en bas (200px max + marges) */
    display: flex;
    flex-direction: column;
    gap: 50px; /* Plus d'espace entre les messages */
    background-color: #ffffff;
    /* Cacher la scrollbar */
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.messages-container::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

/* Message individuel - CENTRÉ */
.message {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 800px; /* Largeur max pour les messages */
    align-self: center; /* Centre le message sans shrink-wrap */
    animation: slideIn 0.3s ease-out;
}

/* Header : Avatar + Nom (même ligne horizontale) */
.message-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
}

/* User : Avatar + Nom alignés à droite */
.message.user .message-header {
    align-self: flex-end;
}

/* Assistant : Avatar + Nom alignés à gauche */
.message.assistant .message-header {
    align-self: flex-start;
}

/* Avatar */
.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: white;
    flex-shrink: 0;
}

.message.user .message-avatar {
    background-color: #5B9BF3;
}

.message.assistant .message-avatar {
    background-color: #8B7ECC;
}

/* Nom à côté de l'avatar */
.message-sender {
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
}

/* Row contenant la bulle uniquement */
.message-row {
    display: flex;
}

/* Message utilisateur : aligné à droite */
.message.user .message-row {
    align-self: flex-end;
    margin-right: 40px; /* Indentation depuis la droite */
}

/* Message assistant : aligné à gauche */
.message.assistant .message-row {
    align-self: flex-start;
    margin-left: 40px; /* Indentation depuis la gauche */
}

/* Bulle de message */
.message-bubble {
    padding: 12px 16px;
    border-radius: 18px;
    line-height: 1.5;
    word-wrap: break-word;
    max-width: 600px;
}

.message.user .message-bubble {
    background-color: #5B9BF3;
    color: white;
    border-bottom-right-radius: 4px;
}

.message.assistant .message-bubble {
    background-color: #f8f9fa;
    border: 1px solid #e0e0e0;
    color: var(--color-text-primary);
    border-bottom-left-radius: 4px;
    max-width: 800px; /* Élargie pour s'étendre jusqu'au timestamp du user */
}

/* Liens dans les messages AI */
.message.assistant .message-bubble a {
    color: #1a73e8;
    text-decoration: underline;
}

.message.assistant .message-bubble a:hover {
    color: #1557b0;
}

/* Footer avec UNIQUEMENT timestamp EN-DESSOUS du message */
.message-footer {
    font-size: 0.75rem;
    color: var(--color-text-secondary);
    margin-top: 6px;
}

/* User : timestamp aligné à droite */
.message.user .message-footer {
    text-align: right;
    align-self: flex-end;
    margin-right: 40px; /* Même indentation que le message */
}

/* Assistant : timestamp aligné à gauche */
.message.assistant .message-footer {
    text-align: left;
    align-self: flex-start;
    margin-left: 40px; /* Même indentation que le message */
}

.message-timestamp {
    font-size: 0.75rem;
}

/* ======================================== */
/* BLOCS DE GRAPHIQUES (Recharts)          */
/* ======================================== */

.message-text-block {
    margin: 0;
}

.message-chart-block {
    margin: 12px 0;
    padding: 10px;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid #e0e0e0;
}

.message.user .message-chart-block {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
}

.message-chart-block iframe {
    width: 100%;
    height: 320px;
    border: none;
    display: block;
}

/* Input en bas (fixe en position absolue) */
.conversation-input-wrapper {
    position: fixed;
    bottom: 0;
    left: 260px; /* Largeur de la sidebar */
    right: 0;
    background-color: #ffffff;
    border-top: 1px solid var(--color-border);
    padding: var(--spacing-lg) var(--spacing-xl);
    z-index: 10;
}

/* Animations synchronisées avec conversation-view */
.conversation-input-wrapper.fade-in {
    animation: conversationFadeIn 0.3s ease-in-out;
}

.conversation-input-wrapper.fade-out {
    animation: conversationFadeOut 0.3s ease-in-out;
}

.conversation-input-container {
    display: flex;
    align-items: center;
    gap: 15px;
    max-width: 800px;
    margin: 0 auto;
}

.conversation-input {
    flex: 1;
    padding: 15px 20px;
    border: 1px solid #e0e0e0;
    border-radius: 25px;
    font-size: 0.95rem;
    color: var(--color-text-primary);
    background-color: #ffffff;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    outline: none;
    resize: none;
    overflow-y: hidden;
    max-height: 200px;
    min-height: 48px;
    line-height: 1.5;
    font-family: var(--font-primary);
    scrollbar-width: none; /* Firefox */
    -ms-overflow-style: none; /* IE/Edge */
}

.conversation-input::-webkit-scrollbar {
    display: none; /* Chrome/Safari */
}

.conversation-input::placeholder {
    color: #999;
}

.conversation-input:focus {
    border-color: #1a73e8;
}

/* Animation slide-in pour les messages */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ======================================== */
/* ANIMATIONS                              */
/* ======================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

.model-selector-dropdown,
.favorite-context-menu {
    animation: slideDown 0.2s ease-out;
}

/* Scrollbar styling pour la liste des conversations */
.conversations-list::-webkit-scrollbar {
    width: 8px;
}

.conversations-list::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.conversations-list::-webkit-scrollbar-thumb {
    background: #888;
    border-radius: 4px;
}

.conversations-list::-webkit-scrollbar-thumb:hover {
    background: #555;
}

/* ======================================== */
/* ANIMATION BOUTON DOWNLOAD PDF           */
/* ======================================== */

/* Par défaut, cacher tous les états */
#conv-btn-download .download-icon,
#conv-btn-download .progress-ring,
#conv-btn-download .check-icon,
#btn-download .download-icon,
#btn-download .progress-ring,
#btn-download .check-icon {
    display: none;
    opacity: 0;
}

/* État idle : afficher l'icône download */
#conv-btn-download[data-download-state="idle"] .download-icon,
#btn-download[data-download-state="idle"] .download-icon {
    display: block;
    opacity: 1;
    animation: fadeIn 0.3s ease-in-out;
}

/* État downloading : afficher le cercle de progression */
#conv-btn-download[data-download-state="downloading"] .progress-ring,
#btn-download[data-download-state="downloading"] .progress-ring {
    display: block;
    opacity: 1;
    animation: fadeIn 0.3s ease-in-out;
}

/* État complete : afficher le check */
#conv-btn-download[data-download-state="complete"] .check-icon,
#btn-download[data-download-state="complete"] .check-icon {
    display: block;
    opacity: 1;
    animation: fadeInScale 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Animation du cercle de progression */
.progress-ring-circle {
    transition: stroke-dasharray 0.3s ease-in-out;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* Désactiver le bouton pendant le téléchargement */
#conv-btn-download[data-download-state="downloading"],
#btn-download[data-download-state="downloading"] {
    pointer-events: none;
    opacity: 0.9;
}

/* Couleur verte pour le checkmark */
#conv-btn-download[data-download-state="complete"] .check-icon path,
#btn-download[data-download-state="complete"] .check-icon path {
    stroke: #10b981;
}

/* ======================================== */
/* TOOLTIPS PERSONNALISÉS                   */
/* ======================================== */

/* Conteneur de tooltip - positionnement relatif requis pour les boutons */
.action-btn {
    position: relative;
}

/* Tooltip personnalisé - style noir comme dans l'image */
.action-btn[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    
    /* Style visuel - reproduit l'image */
    background-color: #000000;
    color: #ffffff;
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 400;
    line-height: 1.4;
    white-space: nowrap;
    
    /* Animation et visibilité */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    pointer-events: none;
    z-index: 10000;
    
    /* Ombre subtile */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

/* Flèche du tooltip (petite pointe vers le haut) */
.action-btn[data-tooltip]::after {
    content: '';
    position: absolute;
    top: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    
    /* Triangle noir pointant vers le haut */
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid #000000;
    
    /* Animation et visibilité */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    pointer-events: none;
    z-index: 10000;
}

/* Afficher le tooltip au survol */
.action-btn[data-tooltip]:hover::before,
.action-btn[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}

/* Désactiver le tooltip pendant l'état downloading pour éviter les conflits */
.action-btn[data-download-state="downloading"][data-tooltip]::before,
.action-btn[data-download-state="downloading"][data-tooltip]::after {
    display: none;
}

/* Appliquer le même style de tooltip au bouton de fermeture */
.btn-close-conversation {
    position: relative;
}

.btn-close-conversation[data-tooltip]::before {
    content: attr(data-tooltip);
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translateX(-50%);
    
    /* Style visuel identique aux autres tooltips */
    background-color: #000000;
    color: #ffffff;
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 10px;
    font-weight: 400;
    line-height: 1.4;
    white-space: nowrap;
    
    /* Animation et visibilité */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    pointer-events: none;
    z-index: 10000;
    
    /* Ombre subtile */
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.btn-close-conversation[data-tooltip]::after {
    content: '';
    position: absolute;
    top: calc(100% + 2px);
    left: 50%;
    transform: translateX(-50%);
    
    /* Triangle noir pointant vers le haut */
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid #000000;
    
    /* Animation et visibilité */
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
    pointer-events: none;
    z-index: 10000;
}

.btn-close-conversation[data-tooltip]:hover::before,
.btn-close-conversation[data-tooltip]:hover::after {
    opacity: 1;
    visibility: visible;
}

/* ======================================== */
/* COPIE DE MESSAGE ASSISTANT               */
/* ======================================== */

/* Footer du message : flex pour aligner timestamp et bouton copy */
.message-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 6px;
}

/* Bouton de copie : masqué par défaut */
.copy-message-btn {
    background: none;
    border: none;
    padding: 4px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease, background-color 0.2s ease;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    flex-shrink: 0;
}

/* Afficher le bouton au survol du message assistant */
.message.assistant:hover .copy-message-btn {
    opacity: 1;
    visibility: visible;
}

/* Effet hover sur le bouton lui-même */
.copy-message-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
    color: #374151;
}

/* Désactiver le bouton pendant l'animation */
.copy-message-btn[data-copy-state="copying"] {
    pointer-events: none;
}

/* Par défaut, cacher toutes les icônes */
.copy-message-btn .copy-icon,
.copy-message-btn .check-icon {
    display: none;
    opacity: 0;
}

/* État idle : afficher l'icône copy */
.copy-message-btn[data-copy-state="idle"] .copy-icon {
    display: block;
    opacity: 1;
}

/* État complete : afficher le checkmark avec animation */
.copy-message-btn[data-copy-state="complete"] .check-icon {
    display: block;
    opacity: 1;
    animation: fadeInScale 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Couleur grise pour le checkmark */
.copy-message-btn[data-copy-state="complete"] .check-icon {
    stroke: #A6A6A6;
}

/* Pour les messages longs, adapter la hauteur */
.message-footer {
    min-height: 24px;
}

/* ======================================== */
/* MODAL DE PARTAGE EMAIL                  */
/* ======================================== */

/* Dialog spécifique pour la modale email (plus large) */
.modal-dialog.email-dialog {
    max-width: 500px;
    width: 90%;
}

/* Groupes de formulaire */
.form-group {
    margin-bottom: 24px;
}

.form-group:last-child {
    margin-bottom: 0;
}

/* Labels */
.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    color: #202124;
    margin-bottom: 8px;
}

/* Input de texte */
.form-input {
    width: 100%;
    padding: 12px 14px;
    font-size: 14px;
    color: #202124;
    background-color: #ffffff;
    border: 1px solid #dadce0;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
}

.form-input:focus {
    border-color: #1a73e8;
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.form-input::placeholder {
    color: #80868b;
}

/* Hint text sous l'input */
.form-hint {
    margin-top: 6px;
    font-size: 12px;
    color: #5f6368;
    line-height: 1.4;
}

/* Textarea */
.form-textarea {
    width: 100%;
    padding: 12px 14px;
    font-size: 14px;
    color: #202124;
    background-color: #ffffff;
    border: 1px solid #dadce0;
    border-radius: 8px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    font-family: inherit;
    resize: vertical;
    min-height: 120px;
}

.form-textarea:focus {
    border-color: #1a73e8;
    box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
}

.form-textarea::placeholder {
    color: #80868b;
}

/* Aperçu de la pièce jointe */
.attachment-preview {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 14px;
    background-color: #f8f9fa;
    border: 1px solid #e8eaed;
    border-radius: 8px;
    margin-top: 20px;
}

.attachment-icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.attachment-name {
    font-size: 14px;
    font-weight: 500;
    color: #202124;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.attachment-size {
    font-size: 12px;
    color: #5f6368;
}

/* Boutons de la modale email */
#email-send-btn {
    background-color: #1a73e8;
    color: white;
    min-width: 120px;
}

#email-send-btn:hover {
    background-color: #1557b0;
}

#email-send-btn:active {
    background-color: #0d47a1;
}

#email-send-btn:disabled {
    background-color: #dadce0;
    color: #80868b;
    cursor: not-allowed;
}

#email-cancel-btn {
    background-color: #f1f3f4;
    color: #5f6368;
    min-width: 100px;
}

#email-cancel-btn:hover {
    background-color: #e8eaed;
}

/* État d'envoi (spinner/loading) */
#email-send-btn.sending {
    position: relative;
    color: transparent;
    pointer-events: none;
}

#email-send-btn.sending::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 16px;
    height: 16px;
    border: 2px solid rgba(26, 115, 232, 0.3);
    border-top-color: #1A73E8;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}