/* ============================================
   Chat Widget - Style Messenger (onglets bas)
   ============================================ */

/* Conteneur racine */
#chat-widget-root {
    position: fixed;
    bottom: 0;
    right: 0;
    z-index: 1050;
    display: flex;
    align-items: flex-end;
    pointer-events: none;
}

#chat-widget-root > * {
    pointer-events: auto;
}

/* ========== Barre d'onglets ========== */
.chat-tabs-bar {
    position: fixed;
    bottom: 0;
    right: 0;
    display: flex;
    flex-direction: row-reverse;
    align-items: center;
    gap: 2px;
    padding: 0 8px;
    z-index: 1051;
}

.chat-tab-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bs-paper-bg, #fff);
    border: 1px solid var(--bs-border-color, #e0e0e0);
    border-bottom: none;
    border-radius: 0.5rem 0.5rem 0 0;
    cursor: pointer;
    font-size: 0.8125rem;
    max-width: 180px;
    white-space: nowrap;
    transition: background-color 0.15s;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.06);
    min-height: 41px;
}

.chat-tab-item:hover {
    background-color: var(--bs-body-bg, #f5f5f5);
}

.chat-tab-item.active {
    background-color: var(--bs-primary);
    color: #fff;
    border-color: var(--bs-primary);
}

.chat-tab-item.active .chat-tab-name {
    color: #fff;
}

.chat-tab-new {
    padding: 6px 10px;
    min-height: 41px;
}

.chat-tab-name {
    overflow: hidden;
    text-overflow: ellipsis;
    font-weight: 600;
    max-width: 100px;
}

.chat-tab-badge {
    background: var(--bs-danger);
    color: #fff;
    font-size: 0.625rem;
    border-radius: 50%;
    min-width: 16px;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 4px;
}

.chat-tab-close {
    opacity: 0.6;
    transition: opacity 0.15s;
}

.chat-tab-close:hover {
    opacity: 1;
}

/* Indicateur de présence */
.chat-presence-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.chat-presence-dot.presence-ONLINE { background-color: #28c76f; }
.chat-presence-dot.presence-AWAY { background-color: #ff9f43; }
.chat-presence-dot.presence-OFFLINE { background-color: #a8aaae; }

.chat-tab-avatar,
.chat-contact-avatar {
    position: relative;
    display: inline-flex;
    flex-shrink: 0;
}

.chat-presence-indicator {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 2px solid var(--bs-paper-bg, #fff);
    box-sizing: content-box;
}

.chat-presence-indicator.presence-ONLINE { background-color: #28c76f; }
.chat-presence-indicator.presence-AWAY { background-color: #ff9f43; }
.chat-presence-indicator.presence-OFFLINE { background-color: #a8aaae; }

/* Menu sélecteur de statut */
.chat-tab-status {
    position: relative;
    gap: 4px;
}

.chat-status-menu {
    position: absolute;
    bottom: 100%;
    right: 0;
    background: var(--bs-paper-bg, #fff);
    border: 1px solid var(--bs-border-color, #e0e0e0);
    border-radius: 0.5rem;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.12);
    padding: 0.25rem 0;
    min-width: 160px;
    z-index: 1060;
    margin-bottom: 4px;
}

.chat-status-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    font-size: 0.8125rem;
    transition: background-color 0.15s;
}

.chat-status-option:hover {
    background-color: var(--bs-body-bg, #f5f5f5);
}

.chat-tab-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    border-radius: 50%;
    background: var(--bs-body-bg, #f0f0f0);
    display: flex;
    align-items: center;
    justify-content: center;
}

.chat-tab-item.active .chat-tab-icon {
    background: rgba(255, 255, 255, 0.2);
}

/* ========== Mini-fenêtres de conversation ========== */
.chat-window {
    position: fixed;
    bottom: 48px;
    width: 340px;
    max-height: 450px;
    background: var(--bs-paper-bg, #fff);
    border-radius: 0.75rem 0.75rem 0 0;
    box-shadow: 0 -4px 24px rgba(0, 0, 0, 0.12);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 1050;
    animation: chatWindowSlideUp 0.15s ease-out;
}

.chat-contacts-window {
    right: 8px;
    width: 320px;
    max-height: 480px;
}

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

/* Window header */
.chat-window-header {
    padding: 0.625rem 0.75rem;
    border-bottom: 1px solid var(--bs-border-color, #e0e0e0);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bs-paper-bg, #fff);
    flex-shrink: 0;
}

.chat-window-header h6 {
    margin: 0;
    font-size: 0.875rem;
}

/* Window search (contacts) */
.chat-window-search {
    padding: 0.5rem 0.75rem;
    border-bottom: 1px solid var(--bs-border-color, #f0f0f0);
    flex-shrink: 0;
}

/* Window body */
.chat-window-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.5rem;
    min-height: 200px;
    max-height: 320px;
}

/* Emoji picker */
.chat-window-emoji {
    border-top: 1px solid var(--bs-border-color, #e0e0e0);
    padding: 0.5rem;
    background: var(--bs-paper-bg, #fff);
    flex-shrink: 0;
    max-height: 160px;
    overflow-y: auto;
}

.chat-emoji-grid {
    display: grid;
    grid-template-columns: repeat(8, 1fr);
    gap: 1px;
}

.chat-emoji-item {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    width: 32px;
    height: 32px;
    cursor: pointer;
    border-radius: 4px;
    transition: background-color 0.1s, transform 0.1s;
}

.chat-emoji-item:hover {
    background-color: var(--bs-body-bg, #f5f5f5);
    transform: scale(1.2);
}

/* Window footer */
.chat-window-footer {
    padding: 0.375rem 0.5rem;
    border-top: 1px solid var(--bs-border-color, #e0e0e0);
    display: flex;
    align-items: flex-end;
    gap: 0.375rem;
    background: var(--bs-paper-bg, #fff);
    flex-shrink: 0;
}

/* Autogrow textarea */
.chat-autogrow {
    font-size: 0.8125rem;
    resize: none;
    min-height: 32px;
    max-height: 100px;
    overflow-y: auto;
    line-height: 1.4;
    padding: 0.25rem 0.5rem;
}

.chat-send-btn {
    width: 30px;
    height: 30px;
    min-width: 30px;
    padding: 0;
    border-radius: 50%;
    flex-shrink: 0;
}

/* ========== Contact list items ========== */
.chat-contact-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    padding: 0.5rem 0.625rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background-color 0.15s;
}

.chat-contact-item:hover {
    background-color: var(--bs-body-bg, #f5f5f5);
}

.chat-contact-detail {
    flex: 1;
    min-width: 0;
    font-size: 0.8125rem;
}

.chat-contact-detail .fw-semibold {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* ========== Messages dans les mini-fenêtres ========== */
.chat-msg {
    margin-bottom: 0.5rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.chat-msg.own {
    align-items: flex-end;
}

.chat-msg-sender {
    font-size: 0.6875rem;
    font-weight: 600;
    color: var(--bs-primary);
    margin-bottom: 1px;
    padding-left: 2px;
}

.chat-msg-bubble {
    max-width: 85%;
    padding: 0.375rem 0.625rem;
    border-radius: 1rem;
    font-size: 0.8125rem;
    line-height: 1.35;
    word-break: break-word;
}

.chat-msg:not(.own) .chat-msg-bubble {
    background-color: var(--bs-body-bg, #f0f0f0);
    border-bottom-left-radius: 0.25rem;
}

.chat-msg.own .chat-msg-bubble {
    background-color: var(--bs-primary);
    color: #fff;
    border-bottom-right-radius: 0.25rem;
}

.chat-msg-time {
    font-size: 0.625rem;
    color: var(--bs-secondary-color, #999);
    margin-top: 1px;
    padding: 0 4px;
}

.chat-msg.own .chat-msg-time {
    text-align: right;
}

/* ========== Responsive ========== */
@media (max-width: 768px) {
    .chat-window {
        width: calc(100vw - 16px);
        right: 8px !important;
    }

    .chat-contacts-window {
        width: calc(100vw - 16px);
    }

    .chat-tabs-bar {
        max-width: 100vw;
        overflow-x: auto;
    }

    .chat-tab-name {
        display: none;
    }
}