/**
 * Estilos do Assistente de IA no Portal do Cliente.
 *
 * Design v3.0.0: M3 Expressive — Rebranding completo.
 * Usa exclusivamente tokens de dps-design-tokens.css.
 *
 * Regras:
 * - Zero hex literals (usa var(--dps-*))
 * - font-weight apenas 400 ou 500
 * - Espaçamento via var(--dps-space-*)
 * - Formas via var(--dps-shape-*)
 * - Elevação via var(--dps-elevation-*)
 * - Movimento via var(--dps-motion-*)
 *
 * Requer: dps-design-tokens.css carregado antes deste arquivo.
 */

/* =====================================================
   CONTAINER PRINCIPAL - FULL WIDTH
   ===================================================== */
.dps-ai-assistant {
    width: 100%;
    max-width: 100%;
    box-sizing: border-box;
    margin-bottom: var(--dps-space-6);
    grid-column: 1 / -1;
}

.dps-ai-assistant__container {
    background: var(--dps-color-surface-container-lowest);
    border: 1px solid var(--dps-color-outline-variant);
    border-radius: var(--dps-shape-card);
    overflow: hidden;
    box-shadow: var(--dps-elevation-card);
    transition: box-shadow var(--dps-motion-hover);
}

.dps-ai-assistant__container:hover {
    box-shadow: var(--dps-elevation-2);
}

/* =====================================================
   HEADER — M3 Expressive
   ===================================================== */
.dps-ai-assistant__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--dps-space-4) var(--dps-space-6);
    background: var(--dps-color-primary);
    cursor: pointer;
    user-select: none;
    position: relative;
    transition: background-color var(--dps-motion-hover), padding var(--dps-motion-expand);
}

.dps-ai-assistant__header::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--dps-color-on-primary);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--dps-motion-hover);
}

.dps-ai-assistant__header:hover::after {
    opacity: var(--dps-state-hover-opacity);
}

.dps-ai-assistant__header:focus-visible {
    outline: 2px solid var(--dps-color-on-primary);
    outline-offset: -2px;
}

.dps-ai-assistant__header-content {
    display: flex;
    align-items: center;
    gap: var(--dps-space-4);
    position: relative;
    z-index: 1;
}

.dps-ai-assistant__avatar {
    position: relative;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.18);
    border-radius: var(--dps-shape-full);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.dps-ai-assistant__avatar-icon {
    font-size: var(--dps-typescale-title-large-size);
}

.dps-ai-assistant__avatar-logo {
    width: 32px;
    height: 32px;
    border-radius: var(--dps-shape-full);
    object-fit: cover;
}

.dps-ai-assistant__status-dot {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 10px;
    height: 10px;
    background: var(--dps-color-success);
    border: 2px solid var(--dps-color-primary);
    border-radius: var(--dps-shape-full);
    animation: dps-ai-statusPulse 2s ease-in-out infinite;
}

@keyframes dps-ai-statusPulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.15); opacity: 0.8; }
}

.dps-ai-assistant__header-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.dps-ai-assistant__title {
    margin: 0;
    font-size: var(--dps-typescale-title-medium-size);
    font-weight: var(--dps-typescale-title-medium-weight);
    line-height: var(--dps-typescale-title-medium-line);
    color: var(--dps-color-on-primary);
    letter-spacing: var(--dps-typescale-title-medium-tracking);
}

.dps-ai-assistant__subtitle {
    font-size: var(--dps-typescale-body-small-size);
    line-height: var(--dps-typescale-body-small-line);
    font-weight: var(--dps-typescale-body-small-weight);
    color: var(--dps-color-on-primary);
    opacity: 0.85;
    display: flex;
    align-items: center;
    gap: var(--dps-space-2);
}

.dps-ai-assistant__toggle {
    background: rgba(255, 255, 255, 0.18);
    border: none;
    cursor: pointer;
    padding: var(--dps-space-2);
    border-radius: var(--dps-shape-full);
    color: var(--dps-color-on-primary);
    transition: background-color var(--dps-motion-hover), transform var(--dps-motion-expand);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
    width: 36px;
    height: 36px;
    flex-shrink: 0;
}

.dps-ai-assistant__toggle:hover {
    background: rgba(255, 255, 255, 0.28);
}

.dps-ai-assistant__toggle:focus-visible {
    outline: 2px solid var(--dps-color-on-primary);
    outline-offset: 2px;
}

.dps-ai-assistant__toggle-icon {
    width: 20px;
    height: 20px;
    transition: transform var(--dps-motion-expand);
}

/* Chevron aponta para baixo quando colapsado (indicando "expandir") */
.dps-ai-assistant.is-collapsed .dps-ai-assistant__toggle-icon {
    transform: rotate(0deg);
}

/* Chevron aponta para cima quando expandido (indicando "recolher") */
.dps-ai-assistant:not(.is-collapsed) .dps-ai-assistant__toggle-icon {
    transform: rotate(-180deg);
}

/* =====================================================
   CONTEÚDO PRINCIPAL
   ===================================================== */
.dps-ai-assistant__content {
    padding: var(--dps-space-6);
    background: var(--dps-color-surface-container-lowest);
}

/* Mensagem de boas-vindas */
.dps-ai-assistant__welcome {
    margin-bottom: var(--dps-space-5);
    padding: var(--dps-space-5);
    background: var(--dps-color-primary-container);
    border-radius: var(--dps-shape-small);
    border-left: 3px solid var(--dps-color-primary);
}

.dps-ai-assistant__welcome-text {
    display: flex;
    flex-direction: column;
    gap: var(--dps-space-2);
}

.dps-ai-assistant__welcome-greeting {
    margin: 0;
    font-size: var(--dps-typescale-title-medium-size);
    font-weight: var(--dps-typescale-title-medium-weight);
    line-height: var(--dps-typescale-title-medium-line);
    color: var(--dps-color-on-primary-container);
}

.dps-ai-assistant__welcome-message {
    margin: 0;
    font-size: var(--dps-typescale-body-medium-size);
    line-height: var(--dps-typescale-body-medium-line);
    font-weight: var(--dps-typescale-body-medium-weight);
    color: var(--dps-color-on-primary-container);
    opacity: 0.85;
}

/* =====================================================
   SUGESTÕES DE PERGUNTAS
   ===================================================== */
.dps-ai-assistant__suggestions {
    margin-bottom: var(--dps-space-5);
}

.dps-ai-assistant__suggestions-label {
    display: flex;
    align-items: center;
    gap: var(--dps-space-2);
    margin: 0 0 var(--dps-space-3) 0;
    font-size: var(--dps-typescale-label-medium-size);
    font-weight: var(--dps-typescale-label-medium-weight);
    line-height: var(--dps-typescale-label-medium-line);
    color: var(--dps-color-on-surface-variant);
    text-transform: uppercase;
    letter-spacing: var(--dps-typescale-label-medium-tracking);
}

.dps-ai-assistant__suggestions-icon {
    font-size: var(--dps-typescale-body-large-size);
}

.dps-ai-assistant__suggestions-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--dps-space-3);
}

.dps-ai-assistant__suggestion-btn {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--dps-space-3);
    padding: var(--dps-space-3) var(--dps-space-4);
    background: var(--dps-color-surface-container-low);
    border: 1px solid var(--dps-color-outline-variant);
    border-radius: var(--dps-shape-small);
    font-size: var(--dps-typescale-body-medium-size);
    line-height: var(--dps-typescale-body-medium-line);
    font-weight: var(--dps-typescale-body-medium-weight);
    color: var(--dps-color-on-surface);
    cursor: pointer;
    transition: all var(--dps-motion-hover);
    text-align: left;
}

.dps-ai-assistant__suggestion-btn:hover {
    background: var(--dps-color-primary);
    color: var(--dps-color-on-primary);
    border-color: var(--dps-color-primary);
    transform: translateY(-2px);
    box-shadow: var(--dps-elevation-2);
}

.dps-ai-assistant__suggestion-btn:focus-visible {
    outline: 2px solid var(--dps-color-primary);
    outline-offset: 2px;
}

.dps-ai-assistant__suggestion-text {
    flex: 1;
    line-height: var(--dps-typescale-body-medium-line);
}

.dps-ai-assistant__suggestion-arrow {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    opacity: 0.5;
    transition: opacity var(--dps-motion-hover), transform var(--dps-motion-hover);
}

.dps-ai-assistant__suggestion-btn:hover .dps-ai-assistant__suggestion-arrow {
    opacity: 1;
    transform: translateX(4px);
}

/* =====================================================
   ÁREA DE MENSAGENS/CONVERSA
   ===================================================== */
.dps-ai-assistant__messages {
    max-height: 400px;
    overflow-y: auto;
    margin-bottom: var(--dps-space-5);
    padding: var(--dps-space-4);
    background: var(--dps-color-surface-container-low);
    border: 1px solid var(--dps-color-outline-variant);
    border-radius: var(--dps-shape-small);
}

.dps-ai-assistant__messages:empty {
    display: none;
}

/* Scrollbar estilizada */
.dps-ai-assistant__messages::-webkit-scrollbar {
    width: 6px;
}

.dps-ai-assistant__messages::-webkit-scrollbar-track {
    background: var(--dps-color-surface-container);
    border-radius: 3px;
}

.dps-ai-assistant__messages::-webkit-scrollbar-thumb {
    background: var(--dps-color-surface-container-highest);
    border-radius: 3px;
}

.dps-ai-assistant__messages::-webkit-scrollbar-thumb:hover {
    background: var(--dps-color-outline);
}

/* Mensagem individual */
.dps-ai-message {
    margin-bottom: var(--dps-space-4);
    animation: dps-ai-messageSlideIn var(--dps-motion-enter);
}

.dps-ai-message:last-child {
    margin-bottom: 0;
}

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

/* Label da mensagem (remetente) */
.dps-ai-message-label {
    font-size: var(--dps-typescale-label-small-size);
    font-weight: var(--dps-typescale-label-small-weight);
    margin-bottom: var(--dps-space-1);
    color: var(--dps-color-on-surface-variant);
    text-transform: uppercase;
    letter-spacing: var(--dps-typescale-label-small-tracking);
}

/* Conteúdo da mensagem */
.dps-ai-message-content {
    padding: var(--dps-space-3) var(--dps-space-4);
    border-radius: var(--dps-shape-small);
    font-size: var(--dps-typescale-body-medium-size);
    line-height: var(--dps-typescale-body-medium-line);
    font-weight: var(--dps-typescale-body-medium-weight);
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Mensagem do usuário - alinhada à direita */
.dps-ai-message-user {
    text-align: right;
}

.dps-ai-message-user .dps-ai-message-label {
    color: var(--dps-color-primary);
}

.dps-ai-message-user .dps-ai-message-content {
    background: var(--dps-color-primary);
    color: var(--dps-color-on-primary);
    margin-left: 60px;
    display: inline-block;
    text-align: left;
    border-bottom-right-radius: var(--dps-shape-extra-small);
}

/* Mensagem do assistente - alinhada à esquerda */
.dps-ai-message-assistant .dps-ai-message-label {
    color: var(--dps-color-success);
}

.dps-ai-message-assistant .dps-ai-message-content {
    background: var(--dps-color-surface-container-lowest);
    border: 1px solid var(--dps-color-outline-variant);
    color: var(--dps-color-on-surface);
    margin-right: 60px;
    border-bottom-left-radius: var(--dps-shape-extra-small);
}

/* Mensagem de erro */
.dps-ai-message-error .dps-ai-message-label {
    color: var(--dps-color-error);
}

.dps-ai-message-error .dps-ai-message-content {
    background: var(--dps-color-error-container);
    color: var(--dps-color-on-error-container);
    border: 1px solid var(--dps-color-error-container);
    border-left: 3px solid var(--dps-color-error);
}

/* =====================================================
   INDICADOR DE CARREGAMENTO
   ===================================================== */
.dps-ai-assistant__loading {
    display: flex;
    align-items: center;
    gap: var(--dps-space-3);
    padding: var(--dps-space-3) var(--dps-space-4);
    margin-bottom: var(--dps-space-5);
    background: var(--dps-color-primary-container);
    border: 1px solid var(--dps-color-primary-container);
    border-radius: var(--dps-shape-small);
}

.dps-ai-assistant__loading-dots {
    display: flex;
    gap: var(--dps-space-1);
}

.dps-ai-assistant__loading-dots span {
    width: 8px;
    height: 8px;
    background: var(--dps-color-primary);
    border-radius: var(--dps-shape-full);
    animation: dps-ai-dotBounce 1.4s ease-in-out infinite both;
}

.dps-ai-assistant__loading-dots span:nth-child(1) {
    animation-delay: -0.32s;
}

.dps-ai-assistant__loading-dots span:nth-child(2) {
    animation-delay: -0.16s;
}

@keyframes dps-ai-dotBounce {
    0%, 80%, 100% {
        transform: scale(0.6);
        opacity: 0.5;
    }
    40% {
        transform: scale(1);
        opacity: 1;
    }
}

.dps-ai-assistant__loading-text {
    font-size: var(--dps-typescale-body-medium-size);
    color: var(--dps-color-on-primary-container);
    font-weight: var(--dps-typescale-body-medium-weight);
}

/* =====================================================
   INPUT DE MENSAGEM
   ===================================================== */
.dps-ai-assistant__input-container {
    display: flex;
    flex-direction: column;
    gap: var(--dps-space-2);
}

.dps-ai-assistant__input-wrapper {
    display: flex;
    gap: var(--dps-space-3);
    align-items: flex-end;
    padding: var(--dps-space-3);
    background: var(--dps-color-surface-container-low);
    border: 1px solid var(--dps-color-outline-variant);
    border-radius: var(--dps-shape-small);
    transition: border-color var(--dps-motion-hover), box-shadow var(--dps-motion-hover);
}

.dps-ai-assistant__input-wrapper:focus-within {
    border-color: var(--dps-color-primary);
    box-shadow: 0 0 0 2px rgba(11, 107, 203, 0.15);
}

.dps-ai-assistant__input {
    flex: 1;
    min-height: 24px;
    max-height: 120px;
    padding: 0;
    border: none;
    background: transparent;
    font-size: var(--dps-typescale-body-large-size);
    font-family: inherit;
    line-height: var(--dps-typescale-body-large-line);
    font-weight: var(--dps-typescale-body-large-weight);
    color: var(--dps-color-on-surface);
    resize: none;
    outline: none;
}

.dps-ai-assistant__input::placeholder {
    color: var(--dps-color-outline);
}

.dps-ai-assistant__input:disabled {
    cursor: not-allowed;
    opacity: var(--dps-state-disabled-opacity);
}

.dps-ai-assistant__submit {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    padding: 0;
    background: var(--dps-color-primary);
    color: var(--dps-color-on-primary);
    border: none;
    border-radius: var(--dps-shape-full);
    cursor: pointer;
    transition: background-color var(--dps-motion-hover), transform var(--dps-motion-press), box-shadow var(--dps-motion-hover);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dps-ai-assistant__submit:hover {
    background: var(--dps-color-primary-hover);
    transform: scale(1.06);
    box-shadow: var(--dps-elevation-2);
}

.dps-ai-assistant__submit:active {
    background: var(--dps-color-primary-pressed);
    transform: scale(0.96);
}

.dps-ai-assistant__submit:focus-visible {
    outline: 2px solid var(--dps-color-primary);
    outline-offset: 2px;
}

.dps-ai-assistant__submit:disabled {
    background: var(--dps-color-surface-container-highest);
    color: var(--dps-color-on-surface);
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
    opacity: var(--dps-state-disabled-opacity);
}

.dps-ai-assistant__submit-icon {
    width: 20px;
    height: 20px;
}

.dps-ai-assistant__hint {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--dps-space-1);
    margin: 0;
    font-size: var(--dps-typescale-body-small-size);
    color: var(--dps-color-outline);
}

.dps-ai-assistant__hint kbd {
    display: inline-block;
    padding: 2px var(--dps-space-1);
    background: var(--dps-color-surface-container);
    border: 1px solid var(--dps-color-outline-variant);
    border-radius: var(--dps-shape-extra-small);
    font-size: var(--dps-typescale-label-small-size);
    font-family: inherit;
    color: var(--dps-color-on-surface-variant);
}

/* =====================================================
   BOTÕES DE FEEDBACK
   ===================================================== */
.dps-ai-feedback {
    display: flex;
    align-items: center;
    gap: var(--dps-space-2);
    margin-top: var(--dps-space-2);
    padding-top: var(--dps-space-2);
    border-top: 1px solid var(--dps-color-outline-variant);
}

.dps-ai-feedback-label {
    font-size: var(--dps-typescale-body-small-size);
    font-weight: var(--dps-typescale-body-small-weight);
    color: var(--dps-color-on-surface-variant);
}

.dps-ai-feedback-btn {
    background: transparent;
    border: 1px solid var(--dps-color-outline-variant);
    border-radius: var(--dps-shape-full);
    width: 32px;
    height: 32px;
    font-size: var(--dps-typescale-body-large-size);
    cursor: pointer;
    transition: all var(--dps-motion-hover);
    display: flex;
    align-items: center;
    justify-content: center;
}

.dps-ai-feedback-btn:hover {
    background: var(--dps-color-surface-container);
    transform: scale(1.1);
}

.dps-ai-feedback-btn:focus-visible {
    outline: 2px solid var(--dps-color-primary);
    outline-offset: 2px;
}

.dps-ai-feedback-btn.active {
    background: var(--dps-color-success);
    border-color: var(--dps-color-success);
    color: var(--dps-color-on-success);
}

.dps-ai-feedback-btn:disabled {
    opacity: var(--dps-state-disabled-opacity);
    cursor: default;
    transform: none;
}

.dps-ai-feedback-thanks {
    font-size: var(--dps-typescale-body-small-size);
    color: var(--dps-color-success);
    font-weight: 500;
}

/* =====================================================
   RESPONSIVIDADE
   ===================================================== */
@media screen and (max-width: 768px) {
    .dps-ai-assistant__header {
        padding: var(--dps-space-3) var(--dps-space-4);
    }

    .dps-ai-assistant__avatar {
        width: 40px;
        height: 40px;
    }

    .dps-ai-assistant__avatar-icon {
        font-size: var(--dps-typescale-title-medium-size);
    }

    .dps-ai-assistant__title {
        font-size: var(--dps-typescale-body-large-size);
    }

    .dps-ai-assistant__content {
        padding: var(--dps-space-4);
    }

    .dps-ai-assistant__suggestions-grid {
        grid-template-columns: 1fr;
    }

    .dps-ai-assistant__messages {
        max-height: 300px;
    }

    .dps-ai-message-user .dps-ai-message-content {
        margin-left: 30px;
    }

    .dps-ai-message-assistant .dps-ai-message-content {
        margin-right: 30px;
    }

    /* Collapsed state mais discreto em tablet */
    .dps-ai-assistant.is-collapsed .dps-ai-assistant__header {
        padding: var(--dps-space-2) var(--dps-space-3);
    }

    .dps-ai-assistant.is-collapsed .dps-ai-assistant__avatar {
        width: 28px;
        height: 28px;
    }
}

@media screen and (max-width: 480px) {
    .dps-ai-assistant__header {
        padding: var(--dps-space-3) var(--dps-space-4);
    }

    .dps-ai-assistant__header-content {
        gap: var(--dps-space-3);
    }

    .dps-ai-assistant__avatar {
        width: 36px;
        height: 36px;
    }

    .dps-ai-assistant__avatar-icon {
        font-size: var(--dps-typescale-title-small-size);
    }

    .dps-ai-assistant__title {
        font-size: var(--dps-typescale-body-large-size);
    }

    .dps-ai-assistant__subtitle {
        font-size: var(--dps-typescale-label-small-size);
    }

    .dps-ai-assistant__content {
        padding: var(--dps-space-3);
    }

    .dps-ai-assistant__welcome {
        padding: var(--dps-space-3);
    }

    .dps-ai-assistant__welcome-greeting {
        font-size: var(--dps-typescale-body-large-size);
    }

    .dps-ai-assistant__welcome-message {
        font-size: var(--dps-typescale-body-small-size);
    }

    .dps-ai-assistant__suggestion-btn {
        padding: var(--dps-space-3);
        font-size: var(--dps-typescale-body-small-size);
    }

    .dps-ai-assistant__messages {
        max-height: 250px;
        padding: var(--dps-space-3);
    }

    .dps-ai-message-content {
        padding: var(--dps-space-3);
        font-size: var(--dps-typescale-body-small-size);
    }

    .dps-ai-message-user .dps-ai-message-content {
        margin-left: 20px;
    }

    .dps-ai-message-assistant .dps-ai-message-content {
        margin-right: 20px;
    }

    .dps-ai-assistant__input {
        font-size: 16px; /* Evita zoom no iOS */
    }

    .dps-ai-assistant__input-wrapper {
        padding: var(--dps-space-2);
    }

    .dps-ai-assistant__hint {
        display: none;
    }

    /* Collapsed state ainda mais discreto em mobile */
    .dps-ai-assistant.is-collapsed .dps-ai-assistant__header {
        padding: var(--dps-space-2) var(--dps-space-3);
    }

    .dps-ai-assistant.is-collapsed .dps-ai-assistant__header-content {
        gap: var(--dps-space-2);
    }

    .dps-ai-assistant.is-collapsed .dps-ai-assistant__avatar {
        width: 24px;
        height: 24px;
    }

    .dps-ai-assistant.is-collapsed .dps-ai-assistant__avatar-logo {
        width: 18px;
        height: 18px;
    }

    .dps-ai-assistant.is-collapsed .dps-ai-assistant__title {
        font-size: var(--dps-typescale-body-medium-size);
    }

    .dps-ai-assistant.is-collapsed .dps-ai-assistant__subtitle {
        display: none; /* Oculta subtítulo em mobile quando colapsado */
    }
}

/* =====================================================
   MODO FLUTUANTE
   ===================================================== */
.dps-ai-assistant--floating {
    position: fixed;
    z-index: 9999;
    margin: 0;
    width: auto;
}

.dps-ai-assistant--bottom-right {
    bottom: var(--dps-space-5);
    right: var(--dps-space-5);
}

.dps-ai-assistant--bottom-left {
    bottom: var(--dps-space-5);
    left: var(--dps-space-5);
}

/* FAB Button */
.dps-ai-assistant__fab {
    width: 64px;
    height: 64px;
    border-radius: var(--dps-shape-full);
    background: var(--dps-color-primary);
    border: none;
    box-shadow: var(--dps-elevation-fab);
    cursor: pointer;
    transition: all var(--dps-motion-expand);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.dps-ai-assistant__fab:hover {
    background: var(--dps-color-primary-hover);
    transform: scale(1.1);
    box-shadow: var(--dps-elevation-4);
}

.dps-ai-assistant__fab:focus-visible {
    outline: 2px solid var(--dps-color-on-primary);
    outline-offset: 3px;
}

.dps-ai-assistant__fab-icon,
.dps-ai-assistant__fab-close,
.dps-ai-assistant__fab-logo {
    font-size: 28px;
    transition: all var(--dps-motion-expand);
    position: absolute;
}

.dps-ai-assistant__fab-logo {
    width: 40px;
    height: 40px;
    border-radius: var(--dps-shape-full);
    object-fit: cover;
}

.dps-ai-assistant__fab-close {
    opacity: 0;
    transform: rotate(-90deg);
    color: var(--dps-color-on-primary);
    font-size: 24px;
}

.dps-ai-assistant--floating.is-open .dps-ai-assistant__fab-icon,
.dps-ai-assistant--floating.is-open .dps-ai-assistant__fab-logo {
    opacity: 0;
    transform: rotate(90deg);
}

.dps-ai-assistant--floating.is-open .dps-ai-assistant__fab-close {
    opacity: 1;
    transform: rotate(0);
}

/* Painel Flutuante */
.dps-ai-assistant__container--floating {
    position: absolute;
    bottom: 80px;
    right: 0;
    width: 400px;
    max-height: 600px;
    background: var(--dps-color-surface-container-lowest);
    border-radius: var(--dps-shape-card);
    box-shadow: var(--dps-elevation-5);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px) scale(0.95);
    transition: all var(--dps-motion-expand);
}

.dps-ai-assistant--floating.is-open .dps-ai-assistant__container--floating {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.dps-ai-assistant--bottom-left .dps-ai-assistant__container--floating {
    right: auto;
    left: 0;
}

.dps-ai-assistant__container--floating .dps-ai-assistant__header {
    cursor: default;
}

.dps-ai-assistant__container--floating .dps-ai-assistant__toggle {
    display: none;
}

.dps-ai-assistant__container--floating .dps-ai-assistant__content {
    max-height: 500px;
    overflow-y: auto;
}

/* Responsividade para widget flutuante */
@media screen and (max-width: 480px) {
    .dps-ai-assistant--floating {
        bottom: var(--dps-space-4);
        right: var(--dps-space-4);
    }

    .dps-ai-assistant--bottom-left {
        left: var(--dps-space-4);
    }

    .dps-ai-assistant__container--floating {
        width: calc(100vw - var(--dps-space-8));
        max-width: 400px;
        bottom: 85px;
    }

    .dps-ai-assistant__fab {
        width: 56px;
        height: 56px;
    }

    .dps-ai-assistant__fab-icon {
        font-size: 24px;
    }
}

/* =====================================================
   ESTADO COLAPSADO
   ===================================================== */
.dps-ai-assistant.is-collapsed .dps-ai-assistant__content {
    display: none;
}

/* Header mais discreto quando colapsado */
.dps-ai-assistant.is-collapsed .dps-ai-assistant__header {
    padding: var(--dps-space-2) var(--dps-space-4);
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__avatar {
    width: 32px;
    height: 32px;
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__avatar-logo {
    width: 24px;
    height: 24px;
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__avatar-icon {
    font-size: var(--dps-typescale-title-small-size);
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__status-dot {
    width: 8px;
    height: 8px;
    border-width: 1.5px;
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__title {
    font-size: var(--dps-typescale-body-large-size);
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__subtitle {
    font-size: var(--dps-typescale-label-small-size);
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__toggle {
    padding: var(--dps-space-1);
}

.dps-ai-assistant.is-collapsed .dps-ai-assistant__toggle-icon {
    width: 16px;
    height: 16px;
}

/* =====================================================
   ACESSIBILIDADE — Reduced motion
   ===================================================== */
@media (prefers-reduced-motion: reduce) {
    .dps-ai-assistant__status-dot,
    .dps-ai-assistant__loading-dots span,
    .dps-ai-message {
        animation: none;
    }
}