/* iaJus : páginas "Saiba mais" (conceitos). Importa os tokens visuais globais
   (../styles.css) e adiciona só o que é específico das páginas de conceito:
   o simulador de busca, o fluxo passo a passo e os contadores do corpus.
   Identidade Direção C (Asterisco de Origem), acento ouro #c9a227.
   Tudo degrada para estático sob prefers-reduced-motion.

   Regras de copy herdadas do programa front: sem travessão; nunca quebrar
   palavra ou letra (hyphens:none; overflow resolvido por layout). */

/* ---------------------------------------------------------------------------
   Tokens locais (derivados dos globais; nenhum nome global é redefinido)
   --------------------------------------------------------------------------- */
:root {
  --c-lexical: #57a8e0;     /* azul : busca por palavra exata */
  --c-semantic: #4fbf96;    /* verde : busca por significado */
  --c-hybrid: #c9a227;      /* ouro : fusão dos dois (acento da marca) */
  --c-panel: rgba(255, 255, 255, 0.035);
  --c-panel-strong: rgba(255, 255, 255, 0.06);
}

/* Never break words mid-letter anywhere in concept prose. */
.concept-page,
.concept-page p,
.concept-page li,
.concept-page h1,
.concept-page h2,
.concept-page h3 {
  hyphens: none;
  -webkit-hyphens: none;
  overflow-wrap: normal;
  word-break: normal;
}

/* ---------------------------------------------------------------------------
   Hub : breadcrumb-ish page head shared across the three concept pages
   --------------------------------------------------------------------------- */
.concept-head { padding-block: clamp(36px, 6vw, 64px) clamp(16px, 3vw, 28px); }
.concept-head .back {
  font-family: 'Fira Code', ui-monospace, monospace;
  font-size: 0.76rem; color: var(--muted); text-decoration: none;
  letter-spacing: 0.04em; display: inline-flex; align-items: center; gap: 7px;
}
.concept-head .back:hover { color: var(--gold); }
.concept-head h1 {
  font-size: clamp(2rem, 1.35rem + 3vw, 3.4rem);
  line-height: 1.08; margin: 18px 0 14px; max-width: 18ch;
}
.concept-head h1 .hl { color: var(--gold); }
.concept-head .lede { max-width: 58ch; }

/* Generic content rhythm */
.concept-section { padding-block: clamp(26px, 4vw, 44px); }
.concept-section > .sec-head { margin-bottom: clamp(18px, 3vw, 28px); }
.concept-section h2 { font-size: var(--step-h2); line-height: 1.12; }
.concept-prose { max-width: 64ch; }
.concept-prose p + p { margin-top: 0.9em; }
.concept-prose strong { color: var(--ink); font-weight: 600; }

/* ===========================================================================
   1) SIMULADOR DE BUSCA  (página tipos-de-busca)
   =========================================================================== */
.sim {
  border: 1px solid var(--hair);
  background:
    radial-gradient(120% 140% at 8% -10%, rgba(201,162,39,0.07), transparent 55%),
    var(--c-panel);
  border-radius: 20px;
  padding: clamp(18px, 3vw, 30px);
  position: relative;
  overflow: hidden;
}
.sim::before {
  /* fine ledger rule down the left, echoing the global atmosphere */
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(90deg, rgba(201,162,39,0.14), transparent 2px);
  background-repeat: no-repeat; background-size: 2px 100%;
  opacity: 0.5;
}
.sim > * { position: relative; }

/* Mode toggle : the three search "kinds" */
.sim-modes {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 16px;
}
.sim-mode {
  font-family: 'Fira Code', ui-monospace, monospace;
  font-size: 0.78rem; letter-spacing: 0.02em;
  color: var(--text-secondary);
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--hair); border-radius: 999px;
  padding: 9px 16px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: color .2s ease, border-color .2s ease, background .2s ease;
  min-width: 0;
}
.sim-mode .dot {
  width: 9px; height: 9px; border-radius: 50%; flex: none;
  background: currentColor; opacity: 0.85;
}
.sim-mode[data-mode="lexical"]  { color: var(--text-secondary); }
.sim-mode[data-mode="lexical"].is-active  { color: var(--c-lexical);  border-color: var(--c-lexical);  background: rgba(87,168,224,0.10); }
.sim-mode[data-mode="semantic"].is-active { color: var(--c-semantic); border-color: var(--c-semantic); background: rgba(79,191,150,0.10); }
.sim-mode[data-mode="hybrid"].is-active   { color: var(--c-hybrid);   border-color: var(--c-hybrid);   background: rgba(201,162,39,0.12); }
.sim-mode:hover { border-color: var(--rule); color: var(--ink-soft); }
.sim-mode:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 2px; }

/* What each mode means, one line, swapped live */
.sim-mode-explain {
  font-size: 0.92rem; color: var(--text-secondary);
  min-height: 2.8em; margin-bottom: 14px; line-height: 1.5;
}
.sim-mode-explain b { color: var(--ink); font-weight: 600; }

/* Search field (fake : zero network) */
.sim-bar {
  display: flex; gap: 10px; align-items: stretch; flex-wrap: wrap;
}
.sim-input-wrap {
  flex: 1 1 260px; min-width: 0; position: relative;
  display: flex; align-items: center;
}
.sim-input-wrap svg { position: absolute; left: 14px; width: 18px; height: 18px; color: var(--muted-2); pointer-events: none; }
.sim-input {
  width: 100%; min-width: 0;
  font-family: 'Public Sans', system-ui, sans-serif; font-size: 1rem;
  color: var(--ink); background: rgba(0,0,0,0.22);
  border: 1px solid var(--hair); border-radius: 12px;
  padding: 14px 14px 14px 42px;
  transition: border-color .2s ease;
}
.sim-input::placeholder { color: var(--muted-2); }
.sim-input:focus { outline: none; border-color: var(--gold); }
.sim-go {
  flex: none;
  font-family: 'Public Sans', system-ui, sans-serif; font-weight: 600; font-size: 0.95rem;
  color: #1c1917; background: var(--gold);
  border: 0; border-radius: 12px; padding: 14px 22px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 9px;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
}
.sim-go:hover { transform: translateY(-1px); box-shadow: 0 16px 34px -16px rgba(201,162,39,0.7); }
.sim-go:active { transform: translateY(0); }
.sim-go:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 3px; }
.sim-go .spin { width: 16px; height: 16px; flex: none; display: none; }
.sim.is-running .sim-go .spin { display: inline-block; animation: sim-spin 0.8s linear infinite; }
.sim.is-running .sim-go .go-label { opacity: 0.7; }
@keyframes sim-spin { to { transform: rotate(360deg); } }

/* Suggested example queries */
.sim-suggest {
  margin-top: 14px; display: flex; flex-wrap: wrap; gap: 7px; align-items: center;
}
.sim-suggest .label {
  font-family: 'Fira Code', ui-monospace, monospace;
  font-size: 0.7rem; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--muted-2);
}
.sim-chip {
  font-size: 0.82rem; color: var(--text-secondary);
  background: rgba(255,255,255,0.03); border: 1px solid var(--hair);
  border-radius: 999px; padding: 6px 13px; cursor: pointer;
  transition: color .2s, border-color .2s;
}
.sim-chip:hover { color: var(--gold); border-color: var(--rule); }
.sim-chip:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 2px; }

/* The "engine working" trace : a few animated steps */
.sim-trace {
  margin-top: 20px; border-top: 1px solid var(--hair); padding-top: 18px;
  display: none;
}
.sim.is-running .sim-trace, .sim.has-results .sim-trace { display: block; }
.sim-trace-step {
  display: flex; align-items: center; gap: 11px;
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.8rem;
  color: var(--muted-2); padding: 5px 0; opacity: 0.35;
  transition: opacity .3s ease, color .3s ease;
}
.sim-trace-step.is-on { opacity: 1; color: var(--text-secondary); }
.sim-trace-step .tick {
  width: 16px; height: 16px; flex: none; border-radius: 50%;
  border: 1.5px solid currentColor; display: inline-flex; align-items: center; justify-content: center;
}
.sim-trace-step.is-done .tick { background: var(--gold); border-color: var(--gold); color: #1c1917; }
.sim-trace-step .tick svg { width: 10px; height: 10px; opacity: 0; transition: opacity .2s; }
.sim-trace-step.is-done .tick svg { opacity: 1; }

/* Results */
.sim-results { margin-top: 18px; display: grid; gap: 12px; }
.sim-results-head {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.74rem;
  letter-spacing: 0.05em; color: var(--muted-2);
  display: flex; flex-wrap: wrap; gap: 6px 12px; align-items: baseline;
}
.sim-results-head b { color: var(--ink); }
.sim-result {
  border: 1px solid var(--hair); border-left: 3px solid var(--mode-color, var(--gold));
  background: var(--c-panel); border-radius: 12px;
  padding: 16px 18px;
  opacity: 0; transform: translateY(10px);
}
.sim.show-results .sim-result {
  animation: sim-pop .5s cubic-bezier(.22,.61,.36,1) forwards;
}
.sim.show-results .sim-result:nth-child(2) { animation-delay: .08s; }
.sim.show-results .sim-result:nth-child(3) { animation-delay: .16s; }
.sim.show-results .sim-result:nth-child(4) { animation-delay: .24s; }
@keyframes sim-pop { to { opacity: 1; transform: none; } }
.sim-result-top {
  display: flex; flex-wrap: wrap; gap: 6px 10px; align-items: center;
  margin-bottom: 8px;
}
.sim-badge {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.68rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--mode-color, var(--gold));
  border: 1px solid currentColor; border-radius: 6px; padding: 2px 8px;
}
.sim-orgao {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.72rem;
  color: var(--text-tertiary);
}
.sim-why {
  margin-left: auto; font-size: 0.72rem; color: var(--text-secondary);
  background: rgba(255,255,255,0.03); border-radius: 999px; padding: 3px 11px;
}
.sim-result h3 { font-size: 1.04rem; line-height: 1.35; margin-bottom: 6px; color: var(--ink); }
.sim-result p { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.55; }
.sim-result .match { color: var(--mode-color, var(--gold)); font-weight: 600; background: rgba(201,162,39,0.10); border-radius: 4px; padding: 0 3px; }
.sim-result-foot {
  margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center;
}
.sim-source {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.78rem;
  color: var(--gold); text-decoration: none;
  display: inline-flex; align-items: center; gap: 6px;
  border-bottom: 1px solid var(--rule); padding-bottom: 1px;
}
.sim-source:hover { border-bottom-color: var(--gold); color: var(--gold-bright); }
.sim-empty {
  font-size: 0.9rem; color: var(--text-secondary);
  border: 1px dashed var(--hair); border-radius: 12px; padding: 16px 18px;
}
.sim-empty b { color: var(--ink); }

/* The "miss vs hit" teaching callout under results */
.sim-lesson {
  margin-top: 16px; border-radius: 12px; padding: 14px 16px;
  background: rgba(201,162,39,0.06); border: 1px solid var(--rule);
  font-size: 0.9rem; color: var(--text-secondary); line-height: 1.55;
  display: none;
}
.sim.has-results .sim-lesson { display: block; }
.sim-lesson b { color: var(--gold); }

/* ===========================================================================
   2) SIDE-BY-SIDE COMPARISON CARDS (lexical vs semantic visual)
   =========================================================================== */
.compare-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}
.compare-card {
  border: 1px solid var(--hair); border-radius: 16px; padding: 22px;
  background: var(--c-panel); position: relative; overflow: hidden;
}
.compare-card::after {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--accent, var(--gold));
}
.compare-card.lex  { --accent: var(--c-lexical); }
.compare-card.sem  { --accent: var(--c-semantic); }
.compare-card.hyb  { --accent: var(--c-hybrid); }
.compare-card h3 {
  font-size: 1.1rem; color: var(--ink); margin-bottom: 6px;
  display: flex; align-items: center; gap: 9px;
}
.compare-card h3 .dot { width: 11px; height: 11px; border-radius: 50%; background: var(--accent); flex: none; }
.compare-card .tag {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.68rem;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--accent);
  margin-bottom: 12px; display: block;
}
.compare-card p { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.55; }
.compare-card p + p { margin-top: 10px; }
/* The juridical analogy : the lawyer-familiar image that LEADS each card,
   before the technical explanation. Tinted by the card accent, slightly larger. */
.compare-card .analogy {
  font-size: 0.96rem; color: var(--text-primary); line-height: 1.55;
  border-left: 3px solid var(--accent); padding: 2px 0 2px 13px;
  margin-bottom: 12px;
}
.compare-card .analogy b { color: var(--accent); font-weight: 600; }
.compare-card .eg {
  margin-top: 14px; font-size: 0.84rem; color: var(--text-tertiary);
  border-top: 1px dashed var(--hair); padding-top: 12px;
}
.compare-card .eg b { color: var(--ink-soft); font-weight: 600; }

/* ===========================================================================
   3) FLOW STEPS (página como-a-ia-encontra)
   =========================================================================== */
.flow {
  display: grid; gap: 0;
  position: relative;
}
.flow-step {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 18px;
  padding: 18px 0;
  position: relative;
}
.flow-step:not(:last-child)::before {
  /* connector line down the gutter */
  content: ""; position: absolute; left: 27px; top: 56px; bottom: -18px; width: 2px;
  background: linear-gradient(180deg, var(--rule), rgba(201,162,39,0.05));
}
.flow-num {
  width: 54px; height: 54px; flex: none; border-radius: 14px;
  display: inline-flex; align-items: center; justify-content: center;
  font-family: 'Lora', Georgia, serif; font-style: italic; font-size: 1.4rem;
  color: var(--gold); background: rgba(201,162,39,0.08);
  border: 1px solid var(--rule); position: relative; z-index: 1;
}
.flow-body h3 { font-size: 1.16rem; color: var(--ink); margin-bottom: 6px; }
.flow-body p { font-size: 0.96rem; color: var(--text-secondary); line-height: 1.6; max-width: 56ch; }
/* Juridical analogy : the lawyer-familiar image that leads each step before the
   technical explanation. Italic, gold-tinted, set apart from the body copy. */
.flow-body .flow-analogy {
  font-style: italic; color: var(--gold-bright); font-size: 0.94rem;
  margin-bottom: 8px;
}
.flow-body .flow-analogy + p { margin-top: 0; }
.flow-chip {
  display: inline-block; margin-top: 12px;
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.8rem;
  color: var(--text-secondary); background: rgba(0,0,0,0.22);
  border: 1px solid var(--hair); border-radius: 8px; padding: 9px 13px;
  max-width: 100%; overflow-wrap: normal; word-break: normal; /* never split a word */
}
.flow-chip.is-answer { color: var(--gold-bright); border-color: var(--rule); }
.flow-chip .src { color: var(--gold); }

/* Animated "type the question" demo at the top of the flow page */
.ask-demo {
  border: 1px solid var(--hair); border-radius: 16px;
  background: var(--c-panel); padding: clamp(18px, 3vw, 26px);
}
.ask-line {
  display: flex; align-items: flex-start; gap: 12px; padding: 8px 0;
  opacity: 0; transform: translateY(8px);
}
.ask-demo.run .ask-line.in { animation: sim-pop .5s ease forwards; }
.ask-role {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.7rem;
  letter-spacing: 0.06em; text-transform: uppercase; flex: none;
  width: 70px; padding-top: 3px;
}
.ask-line.q .ask-role { color: var(--text-tertiary); }
.ask-line.a .ask-role { color: var(--gold); }
.ask-bubble {
  flex: 1 1 auto; min-width: 0;
  font-size: 0.96rem; line-height: 1.55; color: var(--text-primary);
  background: rgba(0,0,0,0.18); border: 1px solid var(--hair);
  border-radius: 12px; padding: 12px 15px;
}
.ask-line.a .ask-bubble { background: rgba(201,162,39,0.06); border-color: var(--rule); }
.ask-bubble .cite {
  display: block; margin-top: 9px; padding-top: 9px;
  border-top: 1px dashed var(--hair);
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.78rem;
}
.ask-bubble .cite a { color: var(--gold); text-decoration: none; border-bottom: 1px solid var(--rule); }
.ask-bubble .cite a:hover { border-bottom-color: var(--gold); }
.ask-replay {
  margin-top: 14px;
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.8rem;
  color: var(--text-secondary); background: transparent;
  border: 1px solid var(--hair); border-radius: 10px; padding: 9px 16px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: color .2s, border-color .2s;
}
.ask-replay:hover { color: var(--gold); border-color: var(--rule); }
.ask-replay:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 2px; }

/* ===========================================================================
   4) CORPUS PAGE : animated counters + simple coverage bars
   =========================================================================== */
.metric-grid {
  display: grid; gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr));
}
.metric {
  border: 1px solid var(--hair); border-radius: 16px; padding: 22px;
  background: var(--c-panel); text-align: left;
}
.metric .num {
  font-family: 'Public Sans', system-ui, sans-serif; font-weight: 700;
  font-size: clamp(1.9rem, 1.3rem + 2.4vw, 2.8rem); line-height: 1;
  color: var(--gold); letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.metric .label { margin-top: 10px; font-size: 0.92rem; color: var(--text-secondary); line-height: 1.45; }
.metric .sub { margin-top: 4px; font-size: 0.78rem; color: var(--text-tertiary); font-family: 'Fira Code', ui-monospace, monospace; }

/* Coverage bars (per family or top órgãos) */
.cov-list { display: grid; gap: 12px; margin-top: 8px; }
.cov-row { display: grid; grid-template-columns: minmax(110px, 168px) 1fr auto; gap: 14px; align-items: center; }
.cov-name { font-size: 0.9rem; color: var(--ink-soft); min-width: 0; overflow-wrap: normal; }
.cov-name small { display: block; color: var(--text-tertiary); font-size: 0.74rem; font-family: 'Fira Code', ui-monospace, monospace; }
.cov-track { height: 12px; border-radius: 999px; background: rgba(255,255,255,0.05); overflow: hidden; }
.cov-fill {
  height: 100%; border-radius: 999px; width: 0;
  background: linear-gradient(90deg, var(--cov-color, var(--gold)), color-mix(in srgb, var(--cov-color, var(--gold)) 65%, #fff 12%));
  transition: width 1.1s cubic-bezier(.22,.61,.36,1);
}
.cov-val { font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.82rem; color: var(--text-secondary); font-variant-numeric: tabular-nums; white-space: nowrap; }

/* Year sparkline (simple bars) */
.years { display: flex; align-items: flex-end; gap: clamp(4px, 1.4vw, 10px); height: 150px; margin-top: 8px; }
.year-bar { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; align-items: center; gap: 8px; justify-content: flex-end; height: 100%; }
.year-bar .bar {
  width: 100%; max-width: 34px; border-radius: 6px 6px 0 0; height: 4px;
  background: linear-gradient(180deg, var(--gold), var(--gold-soft));
  transition: height 1s cubic-bezier(.22,.61,.36,1);
}
.year-bar .yr { font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.64rem; color: var(--text-tertiary); }

/* ===========================================================================
   Shared : "explore more" hub links + CTA seal (reuses global .notify)
   =========================================================================== */
.more-grid {
  display: grid; gap: 14px; margin-top: 8px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}
.more-card {
  border: 1px solid var(--hair); border-radius: 16px; padding: 22px;
  background: var(--c-panel); text-decoration: none; color: inherit;
  display: block; transition: border-color .2s, transform .2s, background .2s;
}
.more-card:hover { border-color: var(--rule); transform: translateY(-2px); background: var(--c-panel-strong); }
.more-card:focus-visible { outline: 2px solid var(--gold-bright); outline-offset: 3px; }
.more-card .k {
  font-family: 'Fira Code', ui-monospace, monospace; font-size: 0.7rem;
  letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted-2);
}
.more-card h3 { font-size: 1.1rem; color: var(--ink); margin: 8px 0 6px; }
.more-card p { font-size: 0.9rem; color: var(--text-secondary); line-height: 1.5; }
.more-card .go { margin-top: 12px; color: var(--gold); font-size: 0.86rem; font-weight: 600; display: inline-flex; gap: 6px; align-items: center; }

/* ---------------------------------------------------------------------------
   Reduced motion : everything resolves to its final, static state
   --------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .sim.is-running .sim-go .spin { animation: none; }
  .sim .sim-result { opacity: 1; transform: none; animation: none; }
  .ask-demo .ask-line { opacity: 1; transform: none; animation: none; }
  .cov-fill, .year-bar .bar { transition: none; }
  .sim-trace-step { opacity: 1; color: var(--text-secondary); }
}

/* ---------------------------------------------------------------------------
   Narrow screens : keep the simulator and flow readable down to 320px
   --------------------------------------------------------------------------- */
@media (max-width: 560px) {
  .sim-bar { flex-direction: column; }
  .sim-go { width: 100%; justify-content: center; }
  .sim-why { margin-left: 0; }
  .flow-step { grid-template-columns: 44px 1fr; gap: 13px; }
  .flow-num { width: 44px; height: 44px; font-size: 1.15rem; }
  .flow-step:not(:last-child)::before { left: 22px; top: 46px; }
  .ask-role { width: 56px; }
  .cov-row { grid-template-columns: 1fr; gap: 5px; }
  .cov-val { justify-self: start; }
}