/* ============================================================
   WIDGET & CHAT DO ASSISTENTE VIRTUAL
============================================================ */
.public-ai-widget-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

/* Botão Flutuante (Amarelo Canário PMVC) */
.public-ai-fab {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--cor-amarelo) !important;
    color: #0F172A !important;
    border: none;
    box-shadow: 0 4px 14px rgba(255, 222, 0, 0.55);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: transform 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.public-ai-fab:hover {
    transform: scale(1.06);
    background: var(--cor-amarelo-escuro) !important;
    box-shadow: 0 6px 20px rgba(255, 222, 0, 0.65);
}

.public-ai-fab .lucide,
.public-ai-fab svg {
    width: 28px;
    height: 28px;
    stroke: #0F172A;
}

/* Tooltip Informativo */
.public-ai-tooltip {
    position: absolute;
    right: 75px;
    bottom: 10px;
    background: var(--branco);
    color: var(--texto-escuro);
    padding: 0.6rem 1rem;
    border-radius: var(--radius-sm, 10px);
    font-size: 0.9rem;
    font-weight: 600;
    box-shadow: var(--shadow-md);
    white-space: nowrap;
    opacity: 0;
    transform: translateX(20px);
    pointer-events: none;
    transition: opacity 0.4s ease, transform 0.4s ease;
}

.public-ai-tooltip.show {
    opacity: 1;
    transform: translateX(0);
}

.public-ai-tooltip::after {
    content: '';
    position: absolute;
    right: -6px;
    top: 50%;
    transform: translateY(-50%);
    border-width: 6px 0 6px 6px;
    border-style: solid;
    border-color: transparent transparent transparent var(--branco);
}

/* Janela Modal do Chat */
.public-ai-chat {
    position: fixed;
    bottom: 96px;
    right: 24px;
    width: 380px;
    max-width: calc(100vw - 48px);
    max-height: 540px;
    height: 62vh;
    background: var(--branco);
    border-radius: var(--radius-lg, 18px);
    box-shadow: 0 12px 40px color-mix(in srgb, var(--azul-vibrante) 20.0%, transparent);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 2100;
    border: 1px solid var(--borda-cinza);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.3s ease;
    opacity: 1;
    transform: scale(1);
}

.public-ai-chat.hidden {
    opacity: 0;
    transform: scale(0.85);
    pointer-events: none;
    display: none;
}

.public-ai-chat-header {
    background: var(--azul-vibrante);
    color: var(--branco);
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.public-ai-chat-header h3 {
    margin: 0;
    font-size: 1.05rem;
    font-weight: 700;
}

.assistente-icon-btn-sm {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: var(--branco);
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background 0.2s;
}

.assistente-icon-btn-sm:hover {
    background: rgba(255, 255, 255, 0.3);
}

.public-ai-chat-body {
    flex: 1;
    overflow-y: auto;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    background: var(--fundo-cinza);
}

/* Balões de Conversa */
.assistente-turno {
    display: flex;
    flex-direction: column;
}

.assistente-balao.resposta {
    background: var(--branco);
    border: 1px solid var(--borda-cinza);
    border-left: 3px solid var(--cor-destaque);
    padding: 1rem;
    border-radius: 0 var(--radius-md) var(--radius-md) var(--radius-md);
    font-size: 0.92rem;
    line-height: 1.6;
    color: var(--texto-escuro);
}

.assistente-rotulo {
    display: block;
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--azul-vibrante);
    text-transform: uppercase;
    margin-bottom: 0.4rem;
}

/* Caixa de Digitação */
.public-ai-chat-footer {
    padding: 0.85rem 1rem;
    background: var(--branco);
    border-top: 1px solid var(--borda-cinza);
}

.assistente-composer {
    display: flex;
    align-items: center;
    gap: 0.65rem;
}

.assistente-composer textarea {
    flex: 1;
    height: 44px;
    min-height: 44px;
    max-height: 120px;
    box-sizing: border-box;
    margin: 0;
    resize: none;
    line-height: 1.35;
    padding: 0.65rem 1rem;
    border-radius: var(--radius-pill);
    border: 1px solid var(--borda-cinza);
    font-size: 0.92rem;
    outline: none;
}

.assistente-composer textarea:focus {
    border-color: var(--azul-vibrante);
}

.assistente-composer-enviar {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    padding: 0;
    border: none;
    border-radius: 50%;
    background: var(--azul-vibrante);
    color: var(--branco);
    cursor: pointer;
    flex-shrink: 0;
    transition: background 0.2s, transform 0.15s;
}

.assistente-composer-enviar:hover {
    background: var(--azul-escuro);
    transform: scale(1.05);
}

.assistente-composer-enviar svg {
    width: 18px;
    height: 18px;
    stroke: currentColor;
}

@media (max-width: 480px) {
    .public-ai-widget-container {
        right: 16px;
        bottom: 16px;
    }
}