/* ========================================
   Chat.css - Painel de conversa (direita)
   ======================================== */

/* Container principal do chat */
#chat-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    background: var(--app-bg);
    min-width: 0;
    overflow: hidden;
}

/* ── Empty state ──────────────────────── */

.chat-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--app-text-secondary);
    padding: 40px;
}

.chat-empty-icon {
    opacity: 0.3;
}

.chat-empty-icon svg {
    width: 64px;
    height: 64px;
}

.chat-empty p {
    font-size: 0.95rem;
    text-align: center;
}

/* ── Header ───────────────────────────── */

.chat-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    min-height: 56px;
    background: var(--app-bg-secondary);
    border-bottom: 1px solid var(--app-border-color);
    border-left: 1px solid var(--app-border-color);
    position: relative;
    z-index: 10;
}

.chat-back-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: var(--app-text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.chat-back-btn:hover {
    background: var(--app-bg-tertiary);
    color: var(--app-text-primary);
}

.chat-back-btn svg {
    width: 20px;
    height: 20px;
}

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

#chat-header-name {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--app-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: block;
}

/* ── Member Avatars ───────────────────── */

.chat-header-members {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
    position: relative;
}

.chat-member-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    position: relative;
}

.chat-member-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: 50%;
}

.chat-member-avatar:hover {
    transform: scale(1.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    z-index: 2;
    overflow: visible;
}

.chat-member-avatar.is-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
    transform: none;
    box-shadow: none;
}

.chat-member-avatar.no-img {
    background: var(--app-bg-tertiary);
    color: var(--app-text-secondary);
}

/* Tooltip */
.chat-member-avatar .chat-avatar-tooltip {
    position: absolute;
    top: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--app-bg-secondary);
    color: var(--app-text-primary);
    font-size: 0.7rem;
    font-weight: 500;
    padding: 3px 8px;
    border-radius: 6px;
    white-space: nowrap;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.15s ease;
    box-shadow: var(--app-shadow);
    z-index: 10;
}

.chat-member-avatar:hover .chat-avatar-tooltip {
    opacity: 1;
}

.chat-member-avatar:last-child .chat-avatar-tooltip {
    left: auto;
    right: 0;
    transform: none;
}

.chat-member-avatar.no-img::after {
    content: '?';
    font-size: 0.8rem;
    font-weight: 600;
}



/* ── Message bubble ───────────────────── */

.chat-message {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    max-width: 75%;
    animation: chatMsgIn 0.2s ease;
}

@keyframes chatMsgIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* User messages: right-aligned */
.chat-message-user {
    align-self: flex-end;
    flex-direction: row-reverse;
}

/* Bot messages: left-aligned */
.chat-message-bot {
    align-self: flex-start;
}

.chat-message-avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
    background: var(--app-bg-tertiary);
}

.chat-message-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.chat-message-bubble {
    padding: 8px 12px;
    border-radius: 16px;
    line-height: 1.45;
    font-size: 0.9rem;
    position: relative;
    word-wrap: break-word;
}

.chat-message-user .chat-message-bubble {
    background: var(--app-primary-color);
    color: #fff;
    border-bottom-right-radius: 4px;
}

.chat-message-bot .chat-message-bubble {
    background: var(--app-bg-secondary);
    color: var(--app-text-primary);
    border: 1px solid var(--app-border-color);
    border-bottom-left-radius: 4px;
}

.chat-message-meta {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 2px;
}

.chat-message-meta .chat-message-avatar {
    width: 28px;
    height: 28px;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.chat-message-meta .chat-message-avatar[data-person-id],
.chat-message-meta .chat-message-sender[data-person-id] {
    cursor: pointer;
}

.chat-message-meta .chat-message-avatar[data-person-id]:hover {
    transform: scale(1.06);
    box-shadow: 0 0 0 2px var(--app-primary-color);
}

.chat-message-meta .chat-message-sender[data-person-id] {
    transition: color 0.18s ease, text-decoration-color 0.18s ease;
}

.chat-message-meta .chat-message-sender[data-person-id]:hover {
    color: var(--app-primary-color);
    text-decoration: underline;
    text-decoration-color: var(--app-primary-color);
}

.chat-message-sender {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--app-primary-color);
}

.chat-message-user .chat-message-sender {
    color: rgba(255, 255, 255, 0.8);
}

.chat-message-text {
    display: block;
    white-space: pre-wrap;
}

.chat-processing-dots {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    min-height: 14px;
}

.chat-processing-dots span {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    opacity: 0.35;
    animation: chatProcessingDot 1s infinite ease-in-out;
}

.chat-processing-dots span:nth-child(2) {
    animation-delay: 0.16s;
}

.chat-processing-dots span:nth-child(3) {
    animation-delay: 0.32s;
}

@keyframes chatProcessingDot {

    0%,
    80%,
    100% {
        transform: translateY(0);
        opacity: 0.35;
    }

    40% {
        transform: translateY(-3px);
        opacity: 0.9;
    }
}

/* ── Streaming text (typing cursor) ─── */

.chat-streaming-text {
    display: inline;
}

.chat-streaming-text::after {
    content: '';
    display: inline-block;
    width: 2px;
    height: 1em;
    background: currentColor;
    margin-left: 1px;
    vertical-align: text-bottom;
    animation: chatStreamingCursor 0.6s infinite steps(1);
}

@keyframes chatStreamingCursor {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0;
    }
}

.chat-message-time {
    display: block;
    font-size: 0.65rem;
    text-align: right;
    margin-top: 4px;
    opacity: 0.6;
}

/* ── Input area ───────────────────────── */

.chat-input-area {
    padding: 10px 16px 14px;
    background: var(--app-bg-secondary);
    border-top: 1px solid var(--app-border-color);
    border-left: 1px solid var(--app-border-color);
    position: relative;
    z-index: 5;
}

.chat-input-box {
    display: flex;
    align-items: flex-end;
    gap: 8px;
    background: var(--app-bg-tertiary);
    border-radius: 22px;
    padding: 6px 6px 6px 16px;
}

.chat-input {
    flex: 1;
    border: none;
    background: transparent;
    color: var(--app-text-primary);
    font-size: 0.9rem;
    line-height: 1.4;
    resize: none;
    outline: none;
    max-height: 120px;
    overflow-y: auto;
    padding: 6px 0;
    font-family: inherit;
}

.chat-input::placeholder {
    color: var(--app-text-secondary);
}

.chat-send-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    border: none;
    border-radius: 50%;
    background: var(--app-primary-color);
    color: #fff;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.chat-send-btn:hover {
    background: var(--app-primary-hover);
    transform: scale(1.05);
}

.chat-send-btn svg {
    width: 18px;
    height: 18px;
}

.chat-message-limit-indicator {
    --chat-limit-progress: 0%;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    flex-shrink: 0;
    align-self: center;
    background: conic-gradient(var(--app-primary-color) 0 var(--chat-limit-progress),
            var(--app-border-color) var(--chat-limit-progress) 100%);
    position: relative;
}

.chat-message-limit-indicator::after {
    content: '';
    position: relative;
    inset: 4px;
    border-radius: 50%;
    background: var(--app-bg-tertiary);
}

/* ── Mobile ───────────────────────────── */

@media (max-width: 768px) {
    #chat-container {
        position: absolute;
        top: 0;
        right: 0;
        bottom: 0;
        left: 0;
        width: 100%;
        z-index: 10;
        transform: translateX(100%);
        transition: transform 0.25s ease;
    }

    #chat-container.chat-mobile-open {
        transform: translateX(0);
    }

    .chat-back-btn {
        display: flex;
    }

    .chat-message {
        max-width: 85%;
    }

    .chat-header {
        border-left: none;
    }


    .chat-input-area {
        border-left: none;
    }
}

/* ── Avatar Hint ──────────────────────── */

.chat-avatar-hint {
    position: absolute;
    top: calc(100% + 12px);
    right: 28px;
    background: var(--app-text-secondary);
    color: #fff;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 100;
    width: max-content;
    max-width: 260px;
    animation: chatHintFloat 3s infinite ease-in-out;
    pointer-events: none;
}

.chat-avatar-hint::before {
    content: '';
    position: absolute;
    top: -6px;
    right: 20px;
    width: 12px;
    height: 12px;
    background: var(--app-text-secondary);
    transform: rotate(45deg);
}

/* ── Start Hint ───────────────────────── */

.chat-start-hint {
    position: absolute;
    bottom: 80px;
    left: 24px;
    background: var(--app-text-secondary);
    color: #fff;
    padding: 12px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 500;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 100;
    width: max-content;
    max-width: 280px;
    animation: chatHintFloat 3s infinite ease-in-out;
    pointer-events: none;
}

.chat-start-hint::after {
    content: '';
    position: absolute;
    bottom: -6px;
    left: 20px;
    width: 12px;
    height: 12px;
    background: var(--app-text-secondary);
    transform: rotate(45deg);
}

@keyframes chatHintFloat {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-8px);
    }
}