/*
 * Fale com a Valor Digital: chat page (falecom.valor.digital, index.html + app.js).
 *
 * Self-contained: the page loads only this stylesheet. Fonts, tokens and base rules are copied
 * from the Valor Digital design system (ds/src/fonts.css, tokens.css, base.css), which stays the
 * source of truth: when a token changes there, copy it here and into propostas.css.
 * Class names are local to this page; no .vd-* class is redefined.
 */

/* Fonts: SIL Open Font License 1.1 (copyright and license URL are embedded in each woff2). */
@font-face {
  font-family: "Hanken Grotesk";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("/assets/fonts/hanken-grotesk-latin.woff2") format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Hanken Grotesk";
  font-style: normal;
  font-weight: 300 900;
  font-display: swap;
  src: url("/assets/fonts/hanken-grotesk-latin-ext.woff2") format("woff2");
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

/* ---------- tokens (subset of ds/src/tokens.css, same names and values) ---------- */
:root {
  --vd-obsidian: #111317;
  --vd-graphite: #26292E;
  --vd-slate: #5F636B;
  --vd-paper: #F6F7F3;
  --vd-ink: #192321;
  --vd-white: #FFFFFF;
  --vd-green: #3F9E5E;
  --vd-neutral-100: #F0F2EE;
  --vd-neutral-300: #D8DCD7;
  --vd-neutral-400: #8A908B;
  --vd-green-100: #DCF0E3;
  --vd-green-300: #8FD0A5;
  --vd-green-600: #31824C;
  --vd-green-700: #26663C;
  --vd-green-800: #1F4F30;
  --vd-warning: #B45309;
  --vd-warning-surface: #FFFBEB;
  --vd-warning-border: #FDE68A;
  --vd-error: #B91C1C;
  --vd-error-surface: #FEF2F2;
  --vd-error-border: #FECACA;

  --vd-surface-canvas: var(--vd-paper);
  --vd-surface-card: var(--vd-white);
  --vd-surface-muted: var(--vd-neutral-100);
  --vd-surface-callout: #E7ECE6;
  --vd-surface-header: rgba(246, 247, 243, 0.94);
  --vd-text-primary: var(--vd-ink);
  --vd-text-secondary: var(--vd-slate);
  --vd-text-caption: #666B70;
  --vd-text-link: var(--vd-green-700);
  --vd-text-link-hover: var(--vd-green-800);
  --vd-text-inverse: #F3F4F6;
  --vd-border-default: var(--vd-neutral-300);
  --vd-border-control: var(--vd-neutral-400);
  --vd-action-primary-bg: var(--vd-obsidian);
  --vd-action-primary-fg: var(--vd-white);
  --vd-action-primary-hover: var(--vd-graphite);
  --vd-action-accent-bg: var(--vd-green-600);
  --vd-action-accent-fg: var(--vd-white);
  --vd-action-accent-hover: var(--vd-green-700);
  --vd-focus: var(--vd-green-700);
  --vd-selection-bg: var(--vd-green-100);
  --vd-selection-fg: var(--vd-ink);
  --vd-dot: var(--vd-green);

  --vd-font-sans: "Hanken Grotesk", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --vd-weight-medium: 500;
  --vd-weight-semibold: 600;
  --vd-weight-bold: 700;
  --vd-text-body: 1rem;
  --vd-text-body-sm: 0.875rem;
  --vd-leading-normal: 1.5;
  --vd-tracking-heading: -0.025em;
  --vd-tracking-body: -0.005em;

  --vd-space-1: 4px;
  --vd-space-2: 8px;
  --vd-space-3: 12px;
  --vd-space-4: 16px;
  --vd-space-5: 20px;
  --vd-space-6: 24px;

  --vd-radius-sm: 4px;
  --vd-radius-md: 8px;
  --vd-radius-lg: 12px;
  --vd-radius-xl: 18px;
  --vd-shadow-sm: 0 1px 2px rgba(17, 19, 23, 0.05);
  --vd-shadow-focus: 0 0 0 3px rgba(38, 102, 60, 0.35);
  --vd-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --vd-duration-fast: 150ms;

  --vd-container-narrow: 46rem;
  --vd-gutter: clamp(1rem, 0.6rem + 2vw, 2.5rem);

  color-scheme: light;
}

/* ---------- base (from ds/src/base.css) ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

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

/* App shell: header, scrolling conversation, composer. dvh follows the mobile browser bars. */
body {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  height: 100vh;
  height: 100dvh;
  margin: 0;
  background: var(--vd-surface-canvas);
  color: var(--vd-text-primary);
  font-family: var(--vd-font-sans);
  font-size: var(--vd-text-body);
  line-height: var(--vd-leading-normal);
  letter-spacing: var(--vd-tracking-body);
  font-feature-settings: "ss01" 0, "cv11" 0;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: var(--vd-selection-bg);
  color: var(--vd-selection-fg);
}

h1,
p {
  margin: 0;
}

a {
  color: var(--vd-text-link);
  text-decoration-line: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  text-decoration-color: color-mix(in srgb, currentColor 45%, transparent);
  transition: color var(--vd-duration-fast) var(--vd-ease), text-decoration-color var(--vd-duration-fast) var(--vd-ease);
}

a:hover {
  color: var(--vd-text-link-hover);
  text-decoration-color: currentColor;
}

:focus-visible {
  outline: 2px solid var(--vd-focus);
  outline-offset: 3px;
  border-radius: 2px;
}

img,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

button,
textarea {
  font: inherit;
  color: inherit;
  letter-spacing: inherit;
}

[hidden] {
  display: none !important;
}

.visualmente-oculto {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* Centered reading column shared by header, conversation and composer. */
.coluna {
  width: 100%;
  max-width: calc(var(--vd-container-narrow) + 2 * var(--vd-gutter));
  margin-inline: auto;
  padding-inline: var(--vd-gutter);
}

/* ---------- header ---------- */
.topo {
  border-bottom: 1px solid var(--vd-border-default);
  background: var(--vd-surface-header);
}

.topo__inner {
  display: grid;
  gap: var(--vd-space-3);
  padding-block: var(--vd-space-3) var(--vd-space-4);
}

.marca {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 10px;
}

.marca img {
  width: auto;
  height: 22px;
}

.marca h1 {
  padding-left: 10px;
  border-left: 1px solid var(--vd-border-default);
  font-size: 1rem;
  font-weight: var(--vd-weight-bold);
  line-height: 1.25;
  letter-spacing: var(--vd-tracking-heading);
}

/* AI disclosure: always visible above the conversation. */
.aviso-ia {
  padding: var(--vd-space-2) var(--vd-space-3);
  border-left: 3px solid var(--vd-dot);
  border-radius: 0 var(--vd-radius-md) var(--vd-radius-md) 0;
  background: var(--vd-surface-callout);
  font-size: var(--vd-text-body-sm);
  line-height: 1.45;
  text-wrap: pretty;
}

/* ---------- conversation ---------- */
.conversa {
  position: relative; /* offsetTop of messages is measured against this scroller */
  overflow-y: auto;
  overscroll-behavior-y: contain;
}

/* How the service works (catalog como_funciona): collapsed, above the conversation, scrolls with it. */
.como-funciona {
  margin-block: var(--vd-space-3);
  border: 1px solid var(--vd-border-default);
  border-radius: var(--vd-radius-lg);
  background: var(--vd-surface-card);
  font-size: 0.9375rem;
}

.como-funciona summary {
  padding: var(--vd-space-2) var(--vd-space-4);
  color: var(--vd-text-secondary);
  font-weight: var(--vd-weight-semibold);
  cursor: pointer;
}

.como-funciona ul {
  display: grid;
  gap: var(--vd-space-1);
  margin: 0;
  padding: 0 var(--vd-space-4) var(--vd-space-3) calc(var(--vd-space-4) + 1.1em);
}

.conversa__inner {
  padding-block: var(--vd-space-4) var(--vd-space-5);
}

.mensagens {
  display: flex;
  flex-direction: column;
  gap: var(--vd-space-3);
}

.mensagem {
  max-width: min(88%, 34rem);
  padding: 10px 14px;
  border-radius: var(--vd-radius-xl);
  overflow-wrap: anywhere;
}

.mensagem__texto {
  white-space: pre-wrap;
}

.mensagem--assistente {
  align-self: flex-start;
  border: 1px solid var(--vd-border-default);
  border-top-left-radius: var(--vd-radius-sm);
  background: var(--vd-surface-card);
  box-shadow: var(--vd-shadow-sm);
}

.mensagem--usuario {
  align-self: flex-end;
  border-top-right-radius: var(--vd-radius-sm);
  background: var(--vd-obsidian);
  color: var(--vd-text-inverse);
}

.mensagem--usuario a,
.mensagem--usuario a:hover {
  color: var(--vd-green-300);
}

.mensagem--usuario :focus-visible {
  outline-color: var(--vd-green-300);
}

/* An assistant reply: its text bubble, then its cards. */
.turno {
  display: flex;
  flex-direction: column;
  gap: var(--vd-space-2);
}

.turno--assistente { align-items: flex-start; }
.turno--usuario { align-items: flex-end; }

/* ---------- cards (built by the server from tool results) ---------- */
.cartao {
  display: grid;
  gap: var(--vd-space-2);
  width: min(100%, 34rem);
  padding: var(--vd-space-4);
  border: 1px solid var(--vd-border-default);
  border-radius: var(--vd-radius-lg);
  background: var(--vd-surface-card);
  box-shadow: var(--vd-shadow-sm);
}

.cartao > * { margin: 0; }

.cartao--alerta {
  border-color: var(--vd-warning-border);
  border-left: 4px solid var(--vd-warning);
  background: var(--vd-warning-surface);
}

.cartao--proposta,
.cartao--equipe { border-left: 4px solid var(--vd-green-600); }

.cartao__rotulo {
  color: var(--vd-text-secondary);
  font-size: 0.8125rem;
  font-weight: var(--vd-weight-semibold);
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.cartao__titulo {
  font-size: 1.0625rem;
  font-weight: var(--vd-weight-semibold);
  letter-spacing: var(--vd-tracking-heading);
  line-height: 1.3;
}

.cartao__subtitulo {
  font-size: 0.875rem;
  font-weight: var(--vd-weight-semibold);
}

.cartao__dados {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: var(--vd-space-1) var(--vd-space-3);
  font-size: 0.9375rem;
}

.cartao__dados dt { color: var(--vd-text-secondary); }
.cartao__dados dd { margin: 0; font-weight: var(--vd-weight-medium); }

.cartao__lista {
  display: grid;
  gap: var(--vd-space-1);
  padding-left: 1.15rem;
  font-size: 0.9375rem;
}

.cartao__nota {
  color: var(--vd-text-caption);
  font-size: 0.875rem;
}

.cartao__acao { margin-top: var(--vd-space-1); }

/* ---------- contact form ---------- */
.formulario { gap: var(--vd-space-2); }

.formulario__rotulo {
  margin-top: var(--vd-space-1);
  font-size: 0.875rem;
  font-weight: var(--vd-weight-semibold);
}

.formulario__campo {
  width: 100%;
  min-height: 44px;
  padding: 10px 12px;
  border: 1px solid var(--vd-border-control);
  border-radius: var(--vd-radius-md);
  background: var(--vd-white);
  color: var(--vd-text-primary);
  font: inherit;
}

.formulario__campo:focus-visible {
  outline: none;
  border-color: var(--vd-focus);
  box-shadow: var(--vd-shadow-focus);
}

.formulario__erro {
  color: var(--vd-error);
  font-size: 0.875rem;
}

.formulario__erro:empty { display: none; }

/* ---------- quick replies ---------- */
.sugestoes {
  display: flex;
  flex-wrap: wrap;
  gap: var(--vd-space-2);
  margin-top: var(--vd-space-3);
}

.sugestoes[hidden] { display: none; }

.sugestao {
  min-height: 44px;
  padding: 8px 16px;
  border: 1px solid var(--vd-green-600);
  border-radius: 999px;
  background: var(--vd-surface-card);
  color: var(--vd-green-800);
  font: inherit;
  font-size: 0.9375rem;
  font-weight: var(--vd-weight-medium);
  line-height: 1.25;
  text-align: left;
  cursor: pointer;
  transition: background-color var(--vd-duration-fast) var(--vd-ease), box-shadow var(--vd-duration-fast) var(--vd-ease);
}

.sugestao:hover { background: var(--vd-green-100); }

.sugestao:focus-visible {
  outline: none;
  box-shadow: var(--vd-shadow-focus);
}

/* Notices inside the conversation: errors and the closed-conversation note. */
.aviso {
  display: grid;
  justify-items: start;
  gap: var(--vd-space-3);
  padding: var(--vd-space-3) var(--vd-space-4);
  border-left: 4px solid var(--vd-border-control);
  border-radius: 0 var(--vd-radius-md) var(--vd-radius-md) 0;
  background: var(--vd-surface-muted);
  font-size: 0.9375rem;
}

.aviso--erro {
  border-left-color: var(--vd-error);
  background: var(--vd-error-surface);
}

/* Typing indicator: the live region stays in the page; the bubble exists only while waiting. */
.digitando__bolha {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: var(--vd-space-3);
  padding: 15px 16px;
  border: 1px solid var(--vd-border-default);
  border-radius: var(--vd-radius-xl);
  border-top-left-radius: var(--vd-radius-sm);
  background: var(--vd-surface-card);
  box-shadow: var(--vd-shadow-sm);
}

.digitando__bolha span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--vd-slate);
  animation: digitando 1.2s ease-in-out infinite;
}

.digitando__bolha span:nth-child(2) { animation-delay: 0.15s; }
.digitando__bolha span:nth-child(3) { animation-delay: 0.3s; }

.digitando__aviso {
  margin-top: var(--vd-space-2);
  color: var(--vd-text-secondary);
  font-size: 0.875rem;
}

@keyframes digitando {
  0%, 70%, 100% { opacity: 0.3; transform: translateY(0); }
  35% { opacity: 1; transform: translateY(-3px); }
}

/* ---------- buttons ---------- */
.botao {
  --botao-bg: var(--vd-action-primary-bg);
  --botao-fg: var(--vd-action-primary-fg);
  --botao-borda: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--vd-space-2);
  min-height: 44px;
  padding: 10px 18px;
  border: 1px solid var(--botao-borda);
  border-radius: var(--vd-radius-md);
  background: var(--botao-bg);
  color: var(--botao-fg);
  font-size: 0.9375rem;
  font-weight: var(--vd-weight-semibold);
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--vd-duration-fast) var(--vd-ease), border-color var(--vd-duration-fast) var(--vd-ease), box-shadow var(--vd-duration-fast) var(--vd-ease);
}

.botao:hover {
  --botao-bg: var(--vd-action-primary-hover);
  color: var(--botao-fg);
}

.botao:focus-visible {
  outline: none;
  box-shadow: var(--vd-shadow-focus);
}

.botao:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  pointer-events: none;
}

.botao svg {
  width: 18px;
  height: 18px;
  flex: none;
}

.botao--destaque {
  --botao-bg: var(--vd-action-accent-bg);
  --botao-fg: var(--vd-action-accent-fg);
}

.botao--destaque:hover {
  --botao-bg: var(--vd-action-accent-hover);
}

.botao--contorno {
  --botao-bg: var(--vd-surface-card);
  --botao-fg: var(--vd-text-primary);
  --botao-borda: var(--vd-border-control);
}

.botao--contorno:hover {
  --botao-bg: var(--vd-surface-muted);
  --botao-borda: var(--vd-text-secondary);
}

/* ---------- composer ---------- */
.rodape {
  border-top: 1px solid var(--vd-border-default);
  background: var(--vd-surface-header);
}

.rodape__inner {
  display: grid;
  gap: var(--vd-space-2);
  padding-block: var(--vd-space-3);
}

.compositor {
  display: flex;
  align-items: flex-end;
  gap: var(--vd-space-2);
  padding: 5px;
  border: 1px solid var(--vd-border-control);
  border-radius: var(--vd-radius-lg);
  background: var(--vd-surface-card);
  box-shadow: var(--vd-shadow-sm);
  transition: border-color var(--vd-duration-fast) var(--vd-ease), box-shadow var(--vd-duration-fast) var(--vd-ease);
}

.compositor:focus-within {
  border-color: var(--vd-focus);
  box-shadow: var(--vd-shadow-focus);
}

.compositor textarea {
  flex: 1;
  min-width: 0;
  height: 44px;
  min-height: 44px;
  max-height: 12rem;
  margin: 0;
  padding: 10px 10px;
  border: 0;
  background: transparent;
  font-size: 1rem; /* 16px keeps iOS from zooming in on focus */
  line-height: 1.5;
  resize: none;
  overflow-y: auto;
}

.compositor textarea:focus-visible {
  outline: none;
}

.compositor textarea::placeholder {
  color: var(--vd-text-caption);
  opacity: 1;
}

.compositor textarea:disabled {
  color: var(--vd-text-secondary);
  -webkit-text-fill-color: var(--vd-text-secondary);
  opacity: 1;
  cursor: not-allowed;
}

.rodape__linha {
  display: flex;
  align-items: baseline;
  gap: var(--vd-space-3);
  color: var(--vd-text-caption);
  font-size: 0.8125rem;
  line-height: 1.4;
}

.contador {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.contador--limite {
  color: var(--vd-error);
  font-weight: var(--vd-weight-semibold);
}

.privacidade {
  color: var(--vd-text-caption);
  font-size: 0.8125rem;
  line-height: 1.45;
  text-wrap: pretty;
}

.sem-js {
  padding: var(--vd-space-4);
  border: 1px solid var(--vd-border-default);
  border-radius: var(--vd-radius-md);
  background: var(--vd-surface-card);
}

/* Touch screens: no physical Shift+Enter hint. */
@media (pointer: coarse) {
  .dica { display: none; }
}

@media (max-width: 22rem) {
  .marca h1 {
    padding-left: 0;
    border-left: 0;
  }
}

@media (min-width: 48rem) {
  .topo__inner {
    gap: var(--vd-space-3);
    padding-block: var(--vd-space-4) var(--vd-space-5);
  }

  .marca img { height: 26px; }
  .marca h1 { font-size: 1.125rem; }

  .aviso-ia {
    padding: 10px var(--vd-space-4);
    font-size: 0.9375rem;
  }

  .conversa__inner { padding-block: var(--vd-space-6); }
  .mensagens { gap: var(--vd-space-4); }

  .mensagem {
    max-width: min(80%, 36rem);
    padding: 12px 16px;
  }

  .rodape__inner { padding-block: var(--vd-space-4); }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .digitando__bolha span {
    animation: none;
    opacity: 0.6;
  }
}

@media print {
  body {
    display: block;
    height: auto;
    background: #fff;
  }

  .conversa { overflow: visible; }

  .rodape,
  .digitando,
  .aviso button {
    display: none !important;
  }

  .mensagem {
    box-shadow: none;
    break-inside: avoid;
  }

  .mensagem--usuario {
    border: 1px solid var(--vd-border-control);
    background: none;
    color: inherit;
  }
}