@font-face {
    font-family: "Mont";
    src: url("../fonts/Mont-Heavy.woff2") format("woff2");
    font-weight: 800;
    font-style: normal;
    font-display: swap;
}

:root {
    
    --bg-page: #dde6f5;
    --bg-chat: #ffffff;
    --bubble-leader: #d1d1c7;
    --bubble-user: #0c1446;
    --btn-send: #0c1446;
    --input-bg: #d1d1c7;
    --btn-restart: #dde6f5;
    
    --ink: var(--bubble-user);
    --ink-70: color-mix(in srgb, var(--bubble-user) 70%, transparent);
    --ink-55: color-mix(in srgb, var(--bubble-user) 55%, transparent);
    --ink-40: color-mix(in srgb, var(--bubble-user) 40%, transparent);
    
    --ink-sec: color-mix(in srgb, var(--bubble-user) 68%, transparent);
    --ink-12: color-mix(in srgb, var(--bubble-user) 12%, transparent);
    --ink-06: color-mix(in srgb, var(--bubble-user) 6%, transparent);
    --line: color-mix(in srgb, var(--bubble-user) 12%, transparent);
    --line-strong: color-mix(in srgb, var(--bubble-user) 18%, transparent);
    --focus: var(--btn-send);
    
    --side-bg: color-mix(in srgb, var(--bg-page) 55%, var(--bg-chat));
    
    --erro-bg: #fbeae9;
    --erro-texto: #8a2e22;
    --erro-borda: #f1c9c5;
    
    --font-title: "Mont", "Montserrat", system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-title-weight: 800; 
    --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Consolas, monospace;
    
    --r-xs: 6px;
    --r-sm: 10px;
    --r-md: 14px;
    --r-lg: 20px;
    --r-xl: 26px;
    --r-pill: 999px;
    
    --sp-1: 4px;
    --sp-2: 8px;
    --sp-3: 12px;
    --sp-4: 16px;
    --sp-5: 20px;
    --sp-6: 24px;
    --sp-8: 32px;
    --sp-10: 40px;
    
    --dur-fast: 150ms;
    --dur: 200ms;
    --dur-slow: 250ms;
    --ease: cubic-bezier(.2, .8, .2, 1);
    
    --side-w: 264px;
    --side-w-rail: 76px;
    
    --input-max-h: 132px;
    
    --col-max: 704px;
    --col-gutter: var(--sp-5);
    --col-pad: max(var(--col-gutter), (100% - var(--col-max)) / 2);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    height: 100%;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100dvh;
    display: grid;
    grid-template-columns: minmax(0, 1fr); 
    
    align-content: stretch;
    justify-items: stretch;
    background: var(--bg-page);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.55;
    color: var(--ink);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
    border: 0;
}

.app {
    position: relative;
    display: grid;
    grid-template-columns: var(--side-w) minmax(0, 1fr);
    width: 100%;
    height: 100dvh;
    min-height: 100dvh;
    background: var(--bg-chat);
    border-radius: 0;
    box-shadow: none;
    overflow: hidden;
    transition: grid-template-columns var(--dur-slow) var(--ease);
}

    
    .app[data-side="rail"] {
        grid-template-columns: var(--side-w-rail) minmax(0, 1fr);
    }

.app-main {
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    min-height: 0;
    background: var(--bg-chat);
}

.app-side {
    display: flex;
    flex-direction: column;
    gap: var(--sp-2);
    min-width: 0;
    padding: var(--sp-4);
    background: var(--side-bg);
    border-right: 1px solid var(--line);
    overflow: hidden;
}

.side__topo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-2);
    margin-bottom: var(--sp-3);
}

.side__marca {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    flex: 1;
    min-width: 0;
}

.brand-logo {
    display: block;
    width: auto;
    height: 44px;
    max-width: 100%;
    object-fit: contain;
    object-position: left center;
}

.brand-mark {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: var(--r-sm);
    background: transparent;
}

.brand-mark__img,
.brand-mark img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.btn-icone {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border: 1px solid transparent;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--ink-70);
    cursor: pointer;
    transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}

    .btn-icone svg {
        display: block;
    }

    .btn-icone:hover {
        background: var(--ink-12);
        color: var(--ink);
    }

    .btn-icone:active {
        transform: scale(.94);
    }

    .btn-icone:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

.side__primario {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    width: 100%;
    padding: 11px var(--sp-3);
    border: none;
    border-radius: var(--r-sm);
    background: var(--btn-send);
    color: #fff;
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 500;
    line-height: 1.2;
    text-align: left;
    cursor: pointer;
    transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}

    .side__primario svg {
        flex-shrink: 0;
        display: block;
    }

    .side__primario:hover {
        background: color-mix(in srgb, var(--btn-send) 88%, #fff);
        box-shadow: 0 4px 14px -4px color-mix(in srgb, var(--btn-send) 50%, transparent);
    }

    .side__primario:active {
        transform: scale(.98);
    }

    .side__primario:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

.side__secao {
    margin-top: var(--sp-4);
    padding: 0 var(--sp-3);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--ink-sec);
    white-space: nowrap;
}

.side__lista {
    display: flex;
    flex-direction: column;
    gap: 2px;
    margin: var(--sp-2) 0 0;
    padding: 0;
    list-style: none;
}

.side__item {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    width: 100%;
    padding: 10px var(--sp-3);
    border: none;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 450;
    line-height: 1.3;
    text-align: left;
    text-decoration: none;
    cursor: pointer;
    transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

    .side__item span {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

.side__item-icone {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    border-radius: var(--r-xs);
    background: color-mix(in srgb, var(--bubble-user) 8%, var(--bg-chat));
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--bubble-user) 16%, transparent);
    font-size: 13px;
    line-height: 1;
    transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}

.side__item:hover {
    background: var(--ink-12);
}

    .side__item:hover .side__item-icone,
    .chat-menu__item:hover .side__item-icone {
        background: color-mix(in srgb, var(--bubble-user) 18%, var(--bg-chat));
        box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--bubble-user) 30%, transparent);
    }

.side__item:active {
    background: color-mix(in srgb, var(--bubble-user) 16%, transparent);
}

.side__item.is-selected,
.chat-menu__item.is-selected {
    background: color-mix(in srgb, var(--bubble-user) 14%, transparent);
}

    .side__item.is-selected .side__item-icone,
    .chat-menu__item.is-selected .side__item-icone {
        transform: scale(.92);
    }
.msg-icone-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: var(--r-xs);
    background: var(--bubble-user);
    color: #fff;
    font-size: 13px;
    margin-right: 2px;
    vertical-align: middle;
}
.side__item:focus-visible {
    outline: 2px solid var(--focus);
    outline-offset: -2px;
}

.side__item:disabled {
    opacity: .45;
    cursor: default;
}

.side__espaco {
    flex: 1;
    min-height: var(--sp-4);
}

.side__status {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 6px 12px 6px 10px;
    border-radius: var(--r-pill);
    background: var(--ink-06);
    box-shadow: inset 0 0 0 1px var(--line);
    font-size: 12px;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ink-70);
    white-space: nowrap;
    transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.status__ponto {
    flex-shrink: 0;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: currentColor;
    box-shadow: 0 0 0 3px color-mix(in srgb, currentColor 22%, transparent);
}

.side__status[data-estado="ativo"] {
    background: color-mix(in srgb, var(--bubble-user) 10%, var(--bg-chat));
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--bubble-user) 22%, transparent);
    color: var(--bubble-user);
}

.side__status[data-estado="conectando"] .status__ponto {
    animation: pulsar-status 1.2s var(--ease) infinite;
}

.side__status[data-estado="expirada"],
.side__status[data-estado="erro"] {
    background: var(--erro-bg);
    box-shadow: inset 0 0 0 1px var(--erro-borda);
    color: var(--erro-texto);
}

@keyframes pulsar-status {
    0%, 100% {
        opacity: .35;
    }

    50% {
        opacity: 1;
    }
}

.side__rodape {
    margin-top: var(--sp-2);
    padding: 0 var(--sp-3);
    font-size: 11px;
    line-height: 1.5;
    color: var(--ink-sec);
}

    .side__rodape a {
        color: var(--ink-70);
        text-decoration: underline;
        text-underline-offset: 2px;
    }

        .side__rodape a:focus-visible {
            outline: 2px solid var(--focus);
            outline-offset: 2px;
        }

.app[data-side="rail"] .side__secao,
.app[data-side="rail"] .side__rodape,
.app[data-side="rail"] .side__primario span,
.app[data-side="rail"] .side__item span:not(.side__item-icone),
.app[data-side="rail"] .side__status span:not(.status__ponto) {
    display: none;
}

.app[data-side="rail"] .side__marca {
    display: none;
}

.app[data-side="rail"] .side__topo {
    justify-content: center;
}

.app[data-side="rail"] .side__primario,
.app[data-side="rail"] .side__item,
.app[data-side="rail"] .side__status {
    justify-content: center;
    align-self: stretch; 
    padding-left: 0;
    padding-right: 0;
}

.side-overlay {
    position: absolute;
    inset: 0;
    z-index: 8;
    background: color-mix(in srgb, var(--bubble-user) 28%, transparent);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    animation: fade-in var(--dur) var(--ease);
}

    .side-overlay[hidden] {
        display: none;
    }

.chat-header {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-5);
    background: var(--bg-chat);
    border-bottom: 1px solid var(--line);
}

.chat-header__esq {
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    min-width: 0;
}

.chat-header__pill {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: 7px var(--sp-3) 7px 9px;
    border-radius: var(--r-pill);
    background: var(--side-bg);
    box-shadow: inset 0 0 0 1px var(--line);
    min-width: 0;
}

.chat-header__mark {
    flex-shrink: 0;
    width: 26px;
    height: 26px;
    padding: 4px;
    border-radius: var(--r-xs);
}

    .chat-header__mark svg {
        display: block;
    }

.chat-header__textos {
    display: block;
    min-width: 0;
    overflow: hidden;
}

.chat-header__titulo {
    margin: 0;
    font-family: var(--font-title);
    font-weight: var(--font-title-weight);
    font-size: 14.5px;
    line-height: 1.2;
    letter-spacing: -.01em;
    white-space: nowrap;
}

.chat-header__subtitulo {
    margin: 0;
    font-size: 12px;
    line-height: 1.3;
    color: var(--ink-70);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.chat-header__reset {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 14px;
    border: 1px solid color-mix(in srgb, var(--bubble-user) 28%, transparent);
    border-radius: var(--r-pill);
    background: var(--btn-restart);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    line-height: 1;
    cursor: pointer;
    transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}

    .chat-header__reset svg {
        display: block;
        transition: transform var(--dur-slow) var(--ease);
    }

    .chat-header__reset:hover {
        background: color-mix(in srgb, var(--btn-restart) 82%, var(--bubble-user));
        border-color: var(--ink-40);
    }

        .chat-header__reset:hover svg {
            transform: rotate(-90deg);
        }

    .chat-header__reset:active {
        transform: scale(.97);
    }

    .chat-header__reset:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

.chat-ledger {
    flex-shrink: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--bubble-user) 0%, color-mix(in srgb, var(--bubble-user) 35%, transparent) 42%, transparent 100%);
    opacity: .5;
}

.chat-corpo {
    position: relative;
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
}

    
    .chat-corpo::before,
    .chat-corpo::after {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        height: 26px;
        z-index: 1;
        pointer-events: none;
        opacity: 0;
        transition: opacity var(--dur) var(--ease);
    }

    .chat-corpo::before {
        top: 0;
        background: linear-gradient(to bottom, color-mix(in srgb, var(--bubble-user) 9%, transparent), transparent);
    }

    .chat-corpo::after {
        bottom: 0;
        background: linear-gradient(to top, color-mix(in srgb, var(--bubble-user) 9%, transparent), transparent);
    }

    .chat-corpo[data-topo="1"]::before,
    .chat-corpo[data-fim="1"]::after {
        opacity: 1;
    }

.chat-hero {
    position: absolute;
    inset: 0;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--sp-4);
    padding: var(--sp-6) var(--col-pad); 
    text-align: center;
    background: var(--bg-chat);
    animation: hero-in 420ms var(--ease);
}

    .chat-hero[hidden] {
        display: none;
    }

    
    .chat-hero.is-saindo {
        animation: hero-out var(--dur-slow) var(--ease) forwards;
        pointer-events: none;
    }

@keyframes hero-in {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

@keyframes hero-out {
    from {
        opacity: 1;
        transform: none;
    }

    to {
        opacity: 0;
        transform: translateY(-8px);
    }
}

.hero__simbolo {
    position: relative;
    width: 128px;
    height: 128px;
    display: grid;
    place-items: center;
    animation: flutuar 5.5s var(--ease) infinite;
}

    .hero__simbolo svg {
        display: block;
        overflow: visible;
    }

.hero__logo {
    position: relative;
    z-index: 1;
    display: block;
    width: 72px;
    height: 72px;
    object-fit: contain;
}

.hero__anel {
    position: absolute;
    border-radius: 50%;
    border: 1px solid var(--ink-12);
}

    .hero__anel--1 {
        inset: 0;
        animation: respirar 4s var(--ease) infinite;
    }

    .hero__anel--2 {
        inset: 16px;
        border-color: var(--line-strong);
        animation: respirar 4s var(--ease) infinite .4s;
    }

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

    50% {
        transform: translateY(-7px);
    }
}

@keyframes respirar {
    0%, 100% {
        transform: scale(1);
        opacity: .9;
    }

    50% {
        transform: scale(1.06);
        opacity: .5;
    }
}

.hero__titulo {
    margin: 0;
    max-width: 22ch;
    font-family: var(--font-title);
    font-weight: var(--font-title-weight);
    font-size: clamp(22px, 3.4vw, 30px);
    line-height: 1.2;
    letter-spacing: -.02em;
    text-wrap: balance;
}

.hero__saudacao {
    margin: 0;
    max-width: 46ch;
    font-size: 14.5px;
    line-height: 1.6;
    color: var(--ink-70);
    white-space: pre-wrap; 
    text-wrap: pretty;
}

    .hero__saudacao strong {
        font-weight: 600;
        color: var(--ink);
    }

    
    .hero__saudacao .msg-lista {
        text-align: left;
    }

.hero__acoes {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-2);
    margin-top: var(--sp-2);
}

.hero__dica {
    font-size: 11.5px;
    color: var(--ink-sec);
}

.hero__skeleton {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--sp-3);
}

    .hero__skeleton[hidden] {
        display: none;
    }

.skel-barra {
    height: 14px;
    border-radius: var(--r-pill);
    background: linear-gradient( 90deg, var(--ink-06) 0%, var(--ink-12) 50%, var(--ink-06) 100% );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.4s var(--ease) infinite;
}

    .skel-barra--1 {
        width: 260px;
    }

    .skel-barra--2 {
        width: 200px;
        animation-delay: .12s;
    }

@keyframes skeleton-shimmer {
    from {
        background-position: 200% 0;
    }

    to {
        background-position: -200% 0;
    }
}

.chat-mensagens {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    overscroll-behavior: contain;
    scroll-behavior: smooth;
    display: flex;
    flex-direction: column;
    gap: var(--sp-3);
    padding: var(--sp-5) var(--col-pad); 
    scrollbar-width: thin;
    scrollbar-color: var(--ink-40) transparent;
}

    .chat-mensagens:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: -2px;
    }

    .chat-mensagens::-webkit-scrollbar {
        width: 6px;
    }

    .chat-mensagens::-webkit-scrollbar-track {
        background: transparent;
    }

    .chat-mensagens::-webkit-scrollbar-thumb {
        background: var(--ink-40);
        border-radius: var(--r-pill);
    }

.msg-row {
    position: relative;
    display: flex;
    align-items: flex-start; 
    gap: var(--sp-2);
    max-width: 100%;
}

.msg-row--assistant {
    justify-content: flex-start;
    padding-right: 44px; 
}

.msg-row--user {
    justify-content: flex-end;
}

.msg-row--erro {
    justify-content: center;
}

.msg-avatar {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    margin-top: 2px; 
    padding: 4px;
    user-select: none;
}

    .msg-avatar svg {
        display: block;
    }

.msg-avatar--vazio {
    background: transparent;
    color: transparent;
}

.msg-row--cont {
    margin-top: calc(-10px);
}

.msg-row--cont .msg--assistant {
    border-top-left-radius: 6px;
}

.msg-row--cont .msg--user {
    border-top-right-radius: 6px;
}

.msg-row--assistant:has(+ .msg-row--cont) .msg--assistant {
    border-bottom-left-radius: 18px;
}

.msg-row--user:has(+ .msg-row--cont) .msg--user {
    border-bottom-right-radius: 18px;
}

.msg {
    display: flex;
    flex-direction: column;
    gap: 4px;
    width: fit-content;
    max-width: min(75%, 34rem);
    padding: 10px 14px 8px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.55;
    word-wrap: break-word;
    overflow-wrap: anywhere;
}

.msg__corpo {
    white-space: pre-wrap; /* obrigatorio: o modelo envia quebras e bullets literais */
}

.msg--assistant {
    background: var(--bubble-leader);
    color: var(--ink);
    border: 1px solid color-mix(in srgb, var(--bubble-user) 8%, transparent);
    border-bottom-left-radius: 6px;
    box-shadow: 0 1px 2px color-mix(in srgb, var(--bubble-user) 5%, transparent);
}

.msg--user {
    background: var(--bubble-user);
    color: #fff;
    border-bottom-right-radius: 6px;
    box-shadow: 0 2px 10px -3px color-mix(in srgb, var(--bubble-user) 40%, transparent);
}

.msg--erro {
    max-width: 92%;
    padding: var(--sp-2) var(--sp-3);
    background: var(--erro-bg);
    color: var(--erro-texto);
    border: 1px solid var(--erro-borda);
    border-radius: var(--r-sm);
    font-size: 13px;
    text-align: center;
}

.msg strong {
    font-weight: 600;
    color: inherit;
}

.msg-lista {
    white-space: normal;
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin: 7px 0 2px;
    padding: 0 0 0 1.1em;
    list-style: none;
}

    .msg-lista li {
        position: relative;
    }

        .msg-lista li::before {
            content: "•";
            position: absolute;
            left: -1em;
            font-weight: 700;
            opacity: .55;
        }

.msg-lista--sub {
    gap: 3px;
    margin: 5px 0 1px;
    padding-left: 1em;
    font-size: 14px;
}

    .msg-lista--sub li::before {
        content: "–";
        opacity: .45;
    }

.msg--user .msg-lista li::before {
    opacity: .7;
}

.msg--assistant a {
    color: var(--bubble-user);
    text-underline-offset: 2px;
    word-break: break-all;
}

.msg--user a {
    color: #fff;
    text-underline-offset: 2px;
    word-break: break-all;
}

.msg__hora {
    align-self: flex-start;
    margin-top: 2px;
    font-family: var(--font-mono);
    font-size: 10px;
    line-height: 1;
    letter-spacing: .03em;
    opacity: .75;
}

.msg--assistant .msg__hora {
    color: var(--ink-sec);
}

.msg--user .msg__hora {
    align-self: flex-end; 
    color: color-mix(in srgb, #fff 72%, transparent);
}

.msg-copiar {
    position: absolute;
    right: 6px;
    bottom: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30px;
    height: 30px;
    border: 1px solid var(--line);
    border-radius: var(--r-sm);
    background: var(--bg-chat);
    color: var(--ink-70);
    cursor: pointer;
    opacity: 0;
    transform: translateY(2px);
    transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

    .msg-copiar svg {
        display: block;
    }

.msg-row--assistant:hover .msg-copiar,
.msg-row--assistant:focus-within .msg-copiar,
.msg-copiar.is-ok {
    opacity: 1;
    transform: none;
}

.msg-copiar:hover {
    background: var(--bubble-user);
    border-color: var(--bubble-user);
    color: #fff;
}

.msg-copiar:focus-visible {
    opacity: 1;
    transform: none;
    outline: 2px solid var(--focus);
    outline-offset: 2px;
}

.msg-copiar.is-ok {
    background: var(--bubble-user);
    border-color: var(--bubble-user);
    color: #fff;
}

.msg-row.is-entering,
.chat-campo-linha.is-entering {
    animation: msg-in var(--dur-slow) var(--ease);
}

@keyframes msg-in {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.chat-opcoes {
    display: flex;
    flex-wrap: wrap;
    gap: var(--sp-2);
    justify-content: center;
    max-width: 100%;
}

.chat-mensagens > .chat-opcoes {
    justify-content: flex-start;
    align-self: flex-start;
    max-width: 88%;
    margin-left: 36px; 
}

.chat-opcao {
    display: inline-flex;
    align-items: center;
    gap: var(--sp-2);
    padding: 10px var(--sp-4);
    border: 1.5px solid var(--bubble-user);
    border-radius: var(--r-pill);
    background: var(--bg-chat);
    color: var(--bubble-user);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 500;
    line-height: 1.2;
    cursor: pointer;
    transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

    .chat-opcao:hover:not(:disabled) {
        background: var(--bubble-user);
        color: #fff;
        transform: translateY(-1px);
        box-shadow: 0 4px 14px -4px color-mix(in srgb, var(--bubble-user) 45%, transparent);
    }

    .chat-opcao:active:not(:disabled) {
        transform: translateY(0) scale(.97);
    }

    .chat-opcao:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

    .chat-opcao.is-selected {
        background: var(--bubble-user);
        color: #fff;
        transform: scale(.97);
    }

    .chat-opcao:disabled:not(.is-selected) {
        opacity: .4;
        cursor: default;
    }

.chat-campo-linha {
    align-self: flex-start;
    width: 100%;
    max-width: 496px; 
    padding-left: 36px; 
}

.chat-campo {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--sp-4);
    border-radius: var(--r-md);
    border-top-left-radius: var(--r-xs);
    background: var(--bg-chat);
    box-shadow: inset 0 0 0 1.5px var(--line-strong), 0 6px 20px -12px color-mix(in srgb, var(--bubble-user) 40%, transparent);
}

.chat-campo__rotulo {
    font-family: var(--font-title);
    font-weight: var(--font-title-weight);
    font-size: 12px;
    letter-spacing: .02em;
    text-transform: uppercase;
    color: var(--ink-70);
}

.chat-campo__linha {
    display: flex;
    align-items: stretch;
    gap: var(--sp-2);
}

.chat-campo__input {
    flex: 1;
    min-width: 0;
    padding: 11px var(--sp-3);
    border: 1.5px solid var(--line-strong);
    border-radius: var(--r-sm);
    background: color-mix(in srgb, var(--input-bg) 35%, #fff);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.4;
    transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}

    .chat-campo__input::placeholder {
        color: var(--ink-sec);
        opacity: 1;
    }

    .chat-campo__input:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 1px;
        border-color: var(--bubble-user);
        background: var(--bg-chat);
    }

    
    .chat-campo__input[aria-invalid="true"] {
        border-color: var(--erro-texto);
        background: color-mix(in srgb, var(--erro-bg) 55%, #fff);
    }

.chat-campo__ok {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 0 var(--sp-4);
    border: none;
    border-radius: var(--r-sm);
    background: var(--btn-send);
    color: #fff;
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    transition: background var(--dur) var(--ease), transform var(--dur-fast) var(--ease), box-shadow var(--dur) var(--ease);
}

    .chat-campo__ok svg {
        display: block;
    }

    .chat-campo__ok:not(:disabled):hover {
        background: color-mix(in srgb, var(--btn-send) 88%, #fff);
        box-shadow: 0 4px 14px -4px color-mix(in srgb, var(--btn-send) 50%, transparent);
    }

    .chat-campo__ok:not(:disabled):active {
        transform: scale(.97);
    }

    .chat-campo__ok:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

    
    .chat-campo__ok:disabled {
        background: var(--ink-12);
        color: var(--ink-40);
        cursor: not-allowed;
    }

.chat-campo__erro {
    margin: 0;
    font-size: 12px;
    line-height: 1.4;
    font-weight: 500;
    color: var(--erro-texto);
}

    .chat-campo__erro[hidden] {
        display: none;
    }

.chat-campo__dica {
    margin: 0;
    font-size: 11.5px;
    line-height: 1.45;
    color: var(--ink-sec);
}

.chat-campo__alt {
    align-self: flex-start;
    margin-top: 2px;
    padding: 2px 0;
    border: none;
    background: transparent;
    color: var(--ink-70);
    font-family: var(--font-body);
    font-size: 12px;
    line-height: 1.3;
    text-decoration: underline;
    text-underline-offset: 2px;
    cursor: pointer;
    transition: color var(--dur) var(--ease);
}

    .chat-campo__alt:hover {
        color: var(--ink);
    }

    .chat-campo__alt:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
        border-radius: 2px;
    }

.codigo-copiavel {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    max-width: 100%;
    vertical-align: middle;
}

    .codigo-copiavel code {
        display: inline-block;
        max-width: 200px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        vertical-align: middle;
        padding: 3px 8px;
        border-radius: var(--r-xs);
        background: color-mix(in srgb, var(--bubble-user) 10%, transparent);
        font-family: var(--font-mono);
        font-size: 11.5px;
    }

.botao-copiar {
    flex-shrink: 0;
    padding: 4px 10px;
    border: 1px solid var(--bubble-user);
    border-radius: var(--r-pill);
    background: transparent;
    color: var(--bubble-user);
    font-family: var(--font-body);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.4;
    cursor: pointer;
    transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}

    .botao-copiar:hover:not(:disabled) {
        background: var(--bubble-user);
        color: #fff;
    }

    .botao-copiar:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

    .botao-copiar:disabled {
        opacity: .7;
        cursor: default;
    }

.chat-digitando {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    gap: var(--sp-2);
    padding: 0 var(--col-pad) var(--sp-3); 
    animation: msg-in var(--dur-slow) var(--ease);
}

    .chat-digitando[hidden] {
        display: none;
    }

.chat-digitando__bolha {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 12px 16px;
    border-radius: 18px;
    border-bottom-left-radius: 6px; 
    border: 1px solid color-mix(in srgb, var(--bubble-user) 8%, transparent);
    background: var(--bubble-leader);
    box-shadow: 0 1px 2px color-mix(in srgb, var(--bubble-user) 5%, transparent);
}

    
    .chat-digitando__bolha > span {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: var(--ink-55);
        animation: pulsar 1.1s infinite ease-in-out;
    }

        .chat-digitando__bolha > span:nth-child(2) {
            animation-delay: .15s;
        }

        .chat-digitando__bolha > span:nth-child(3) {
            animation-delay: .3s;
        }

@keyframes pulsar {
    0%, 60%, 100% {
        opacity: .3;
        transform: translateY(0);
    }

    30% {
        opacity: 1;
        transform: translateY(-3px);
    }
}

.chat-novas {
    position: absolute;
    left: 50%;
    bottom: var(--sp-3);
    z-index: 3;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px var(--sp-4);
    border: none;
    border-radius: var(--r-pill);
    background: var(--bubble-user);
    color: #fff;
    font-family: var(--font-body);
    font-size: 12.5px;
    font-weight: 500;
    line-height: 1;
    cursor: pointer;
    box-shadow: 0 4px 16px -4px color-mix(in srgb, var(--bubble-user) 45%, transparent);
    transform: translate(-50%, 0);
    animation: novas-in var(--dur-slow) var(--ease);
    transition: transform var(--dur) var(--ease);
}

    .chat-novas[hidden] {
        display: none;
    }

    .chat-novas:hover {
        transform: translate(-50%, -2px);
    }

    .chat-novas:active {
        transform: translate(-50%, 0) scale(.96);
    }

    .chat-novas:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 3px;
    }

    .chat-novas svg {
        display: block;
    }

@keyframes novas-in {
    from {
        opacity: 0;
        transform: translate(-50%, 8px);
    }

    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

.chat-confirm {
    width: min(360px, calc(100% - var(--sp-8)));
    max-width: none;
    padding: 0;
    border: none;
    border-radius: var(--r-md);
    background: transparent;
    color: var(--ink);
    overflow: visible;
}

    
    .chat-confirm::backdrop {
        background: rgba(12, 20, 70, .32);
        -webkit-backdrop-filter: blur(2px);
        backdrop-filter: blur(2px);
        animation: fade-in var(--dur) var(--ease);
    }

.chat-confirm__card {
    width: 100%;
    padding: var(--sp-5);
    border-radius: var(--r-md);
    background: var(--bg-chat);
    box-shadow: 0 16px 40px -12px color-mix(in srgb, var(--bubble-user) 45%, transparent);
    animation: card-in var(--dur-slow) var(--ease);
}

.chat-confirm__titulo {
    margin: 0 0 6px;
    font-family: var(--font-title);
    font-weight: var(--font-title-weight);
    font-size: 16px;
    line-height: 1.3;
}

.chat-confirm__texto {
    margin: 0 0 var(--sp-5);
    font-size: 13.5px;
    line-height: 1.5;
    color: var(--ink-70);
}

.chat-confirm__acoes {
    display: flex;
    gap: var(--sp-2);
    justify-content: flex-end;
}

.chat-confirm__btn {
    padding: 10px var(--sp-4);
    border-radius: var(--r-pill);
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 500;
    line-height: 1.2;
    cursor: pointer;
    transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur-fast) var(--ease);
}

    .chat-confirm__btn:active {
        transform: scale(.97);
    }

    .chat-confirm__btn:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

.chat-confirm__btn--cancelar {
    border: 1px solid var(--line-strong);
    background: transparent;
    color: var(--ink);
}

    .chat-confirm__btn--cancelar:hover {
        background: var(--btn-restart);
    }

.chat-confirm__btn--confirmar {
    border: 1.5px solid var(--btn-send);
    background: var(--btn-send);
    color: #fff;
}

    .chat-confirm__btn--confirmar:hover {
        background: color-mix(in srgb, var(--btn-send) 88%, #fff);
    }

@keyframes fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes card-in {
    from {
        opacity: 0;
        transform: translateY(10px) scale(.98);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.chat-form {
    position: relative;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: var(--sp-3) var(--col-pad) 0; 
    background: var(--bg-chat);
    border-top: 1px solid var(--line);
}

.chat-form__linha {
    display: flex;
    align-items: flex-end;
    gap: var(--sp-2);
}

.chat-form__mais {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line-strong);
    border-radius: 50%;
    background: var(--bg-chat);
    color: var(--ink);
    cursor: pointer;
    transition: background var(--dur) var(--ease), transform var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

    .chat-form__mais svg {
        display: block;
        transition: transform var(--dur-slow) var(--ease);
    }

    .chat-form__mais:hover {
        background: var(--side-bg);
        border-color: var(--ink-40);
    }

    .chat-form__mais:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

    .chat-form__mais[aria-expanded="true"] {
        background: var(--bubble-user);
        border-color: var(--bubble-user);
        color: #fff;
    }

        .chat-form__mais[aria-expanded="true"] svg {
            transform: rotate(45deg);
        }

    .chat-form__mais:disabled {
        opacity: .4;
        cursor: not-allowed;
    }

.chat-menu {
    position: absolute;
    left: var(--col-pad); 
    bottom: calc(100% - var(--sp-3));
    z-index: 6;
    min-width: 232px;
    margin: 0 0 var(--sp-2);
    padding: 6px;
    list-style: none;
    border-radius: var(--r-md);
    background: var(--bg-chat);
    box-shadow: 0 0 0 1px var(--line), 0 12px 32px -8px color-mix(in srgb, var(--bubble-user) 32%, transparent);
    animation: menu-in var(--dur) var(--ease);
}

    .chat-menu[hidden] {
        display: none;
    }

.chat-menu__item {
    display: flex;
    align-items: center;
    gap: var(--sp-3);
    width: 100%;
    padding: 10px var(--sp-3);
    border: none;
    border-radius: var(--r-sm);
    background: transparent;
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 13.5px;
    font-weight: 450;
    line-height: 1.3;
    text-align: left;
    cursor: pointer;
    transition: background var(--dur) var(--ease);
}

    .chat-menu__item:hover {
        background: var(--ink-12);
    }

    .chat-menu__item:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: -2px;
    }

@keyframes menu-in {
    from {
        opacity: 0;
        transform: translateY(6px) scale(.98);
    }

    to {
        opacity: 1;
        transform: none;
    }
}

.chat-form__input {
    flex: 1;
    min-width: 0;
    resize: none;
    overflow-y: hidden; 
    max-height: var(--input-max-h); 
    min-height: calc(1.5em + 24px); 
    padding: 12px var(--sp-4);
    border: 1px solid transparent;
    border-radius: var(--r-md);
    background: var(--input-bg);
    color: var(--ink);
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.5;
    transition: background var(--dur) var(--ease);
}

    .chat-form__input::placeholder {
        color: var(--ink-sec); 
        opacity: 1;
    }

    .chat-form__input:focus-visible {
        outline: 2px solid var(--btn-send);
        outline-offset: 2px;
        background: color-mix(in srgb, var(--input-bg) 45%, #fff);
    }

    .chat-form__input:disabled {
        opacity: .6;
        cursor: not-allowed;
    }

.chat-form__enviar {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: none;
    border-radius: 50%;
    background: var(--btn-send);
    color: #fff;
    cursor: pointer;
    transition: opacity var(--dur) var(--ease), transform var(--dur-fast) var(--ease), box-shadow var(--dur) var(--ease);
}

    .chat-form__enviar svg {
        display: block;
        transform: translateX(-1px);
    }

    .chat-form__enviar:not(:disabled):hover {
        box-shadow: 0 4px 14px -3px color-mix(in srgb, var(--btn-send) 55%, transparent);
        transform: translateY(-1px);
    }

    .chat-form__enviar:not(:disabled):active {
        transform: translateY(0) scale(.92);
    }

    .chat-form__enviar:focus-visible {
        outline: 2px solid var(--focus);
        outline-offset: 2px;
    }

    
    .chat-form__enviar:disabled {
        background: var(--ink-12);
        color: var(--ink-40);
        opacity: 1;
        cursor: not-allowed;
    }

.chat-form__meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--sp-3);
    min-height: 18px;
    padding: 0 2px;
    font-size: 11px;
    line-height: 1;
    color: var(--ink-sec);
}

.chat-form__dica {
    opacity: 0;
    transition: opacity var(--dur) var(--ease);
}

.chat-form:focus-within .chat-form__dica {
    opacity: 1;
}

.chat-form__dica kbd {
    padding: 2px 5px;
    border-radius: var(--r-xs);
    background: var(--side-bg);
    box-shadow: inset 0 0 0 1px var(--line);
    font-family: var(--font-body);
    font-size: 10px;
}

.chat-form__contador {
    flex-shrink: 0;
    font-family: var(--font-mono);
    font-size: 10.5px;
    letter-spacing: .02em;
    color: var(--ink-sec);
    opacity: 0;
    transition: opacity var(--dur) var(--ease), color var(--dur) var(--ease);
}

    .chat-form__contador.is-visivel {
        opacity: 1;
    }

    
    .chat-form__contador[data-nivel="aviso"] {
        color: var(--ink);
        font-weight: 600;
    }

    .chat-form__contador[data-nivel="limite"] {
        color: var(--erro-texto);
        font-weight: 600;
    }

.chat-lgpd {
    flex-shrink: 0;
    margin: 0;
    padding: var(--sp-2) var(--col-pad) var(--sp-3); 
    font-size: 11px;
    line-height: 1.55;
    color: var(--ink-sec);
    text-align: center;
}

    .chat-lgpd a {
        color: var(--ink-70);
        text-decoration: underline;
        text-underline-offset: 2px;
        border-radius: 2px;
    }

        .chat-lgpd a:hover {
            color: var(--ink);
        }

        .chat-lgpd a:focus-visible {
            outline: 2px solid var(--focus);
            outline-offset: 2px;
        }

html[data-modo="widget"] {
    --col-max: 100%;
    --col-gutter: var(--sp-4);
}

html[data-modo="widget"] body {
    justify-items: center;
}

html[data-modo="widget"] .app {
    grid-template-columns: minmax(0, 1fr);
    max-width: 460px;
    border-inline: none;
}

html[data-modo="widget"] .app-side,
html[data-modo="widget"] .side-overlay,
html[data-modo="widget"] #btn-menu {
    display: none !important;
}

html[data-modo="widget"] .chat-header {
    padding: var(--sp-3) var(--sp-4);
}

html[data-modo="widget"] .hero__simbolo {
    width: 92px;
    height: 92px;
}

html[data-modo="widget"] .hero__titulo {
    font-size: 20px;
}

html[data-modo="widget"] .hero__saudacao {
    font-size: 13.5px;
}

html[data-modo="widget"] .chat-form__dica {
    display: none;
}

@media (max-width: 900px) {
    .app {
        grid-template-columns: minmax(0, 1fr);
    }

    .app-side {
        position: absolute;
        top: 0;
        bottom: 0;
        left: 0;
        z-index: 9;
        width: var(--side-w);
        max-width: 84vw;
        transform: translateX(-102%);
        transition: transform var(--dur-slow) var(--ease);
        box-shadow: 0 0 40px -8px color-mix(in srgb, var(--bubble-user) 40%, transparent);
    }

    .app[data-side="aberta"] .app-side {
        transform: none;
    }

    
}

@media (min-width: 901px) {
    
    #btn-menu {
        display: none;
    }

    .side-overlay {
        display: none !important;
    }
}

@media (max-width: 640px) {
    :root {
        --col-gutter: var(--sp-4);
    }

    .msg {
        max-width: min(88%, 34rem);
    }

    .chat-menu {
        right: var(--col-pad);
        min-width: 0;
    }

    .chat-header__subtitulo {
        display: none;
    }
}

@media (max-width: 420px) {
    :root {
        --col-gutter: var(--sp-3);
    }

    .chat-header {
        padding: var(--sp-3) var(--sp-3);
    }

    .chat-header__reset {
        padding: 8px 10px;
    }

        
        .chat-header__reset .chat-header__reset-texto {
            display: none;
        }

    .msg-avatar {
        width: 24px;
        height: 24px;
    }

    .chat-mensagens > .chat-opcoes {
        margin-left: 32px;
    }

    
    .chat-campo-linha {
        padding-left: 32px;
    }

    .chat-campo__linha {
        flex-direction: column;
    }

    .chat-campo__ok {
        justify-content: center;
        padding: 11px var(--sp-4);
    }

    .hero__simbolo {
        width: 96px;
        height: 96px;
    }

    .chat-form__dica {
        display: none;
    }
}

@media (max-height: 620px) {
    .hero__simbolo {
        width: 76px;
        height: 76px;
    }

    .chat-hero {
        gap: var(--sp-3);
    }

    .hero__titulo {
        font-size: 19px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .001ms !important;
    }

    .chat-mensagens {
        scroll-behavior: auto;
    }
}