/* ============================================================
   IMPOSTARIA — estética de repartição pública / nota fiscal
   Papel timbrado, carimbos, tipografia oficial.
   ============================================================ */

:root {
  --papel: #f4efe2;
  --papel-claro: #faf7ee;
  --tinta: #1c2431;
  --tinta-suave: #4a5364;
  --carimbo: #b3261e;
  --verde-fiscal: #1f6e4a;
  --amarelo: #e3b341;
  --escuro: #171e29;
  --escuro-papel: #202938;
  --linha: rgba(28, 36, 49, 0.25);
  --fonte-display: "Fraunces", Georgia, serif;
  --fonte-corpo: "Public Sans", "Segoe UI", sans-serif;
  --fonte-mono: "IBM Plex Mono", Consolas, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--fonte-corpo);
  background: var(--papel);
  color: var(--tinta);
  line-height: 1.6;
  /* textura de papel: ruído sutil */
  background-image:
    radial-gradient(rgba(28,36,49,0.035) 1px, transparent 1px),
    radial-gradient(rgba(28,36,49,0.025) 1px, transparent 1px);
  background-size: 7px 7px, 11px 11px;
  background-position: 0 0, 3px 5px;
}

.mono { font-family: var(--fonte-mono); }

/* ---------- tarja e navegação ---------- */
.tarja-topo {
  background: var(--tinta);
  color: var(--papel);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
  padding: 6px 16px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cabecalho {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--papel-claro);
  border-bottom: 2px solid var(--tinta);
}

.nav {
  max-width: 1100px;
  margin: 0 auto;
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.nav-logo {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.14em;
  color: var(--tinta);
  text-decoration: none;
}

.asterisco { color: var(--carimbo); }

.nav-links { display: flex; gap: 20px; flex-wrap: wrap; }

.nav-links a {
  color: var(--tinta-suave);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
  padding-bottom: 2px;
  transition: color .15s, border-color .15s;
}

.nav-links a:hover { color: var(--carimbo); border-color: var(--carimbo); }

/* ---------- papel (cartões) ---------- */
.papel {
  background: var(--papel-claro);
  border: 1.5px solid var(--tinta);
  box-shadow: 4px 4px 0 rgba(28, 36, 49, 0.18);
  position: relative;
}

/* ---------- hero ---------- */
.hero {
  border-bottom: 2px solid var(--tinta);
  overflow: hidden;
  position: relative;
}

.hero-miolo {
  max-width: 1100px;
  margin: 0 auto;
  padding: 72px 24px 88px;
  position: relative;
}

.hero-orgao {
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  color: var(--tinta-suave);
  border-left: 4px solid var(--carimbo);
  padding-left: 12px;
  margin-bottom: 28px;
  animation: surge .6s ease both;
}

.hero-titulo {
  font-family: var(--fonte-display);
  font-weight: 900;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
  animation: surge .6s .1s ease both;
}

.hero-titulo em {
  font-style: italic;
  color: var(--carimbo);
}

.hero-sub {
  max-width: 620px;
  font-size: 1.08rem;
  color: var(--tinta-suave);
  margin-bottom: 48px;
  animation: surge .6s .2s ease both;
}

@keyframes surge {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: none; }
}

/* impostômetro */
.impostometro {
  max-width: 640px;
  padding: 20px 24px 16px;
  animation: surge .6s .3s ease both;
}

.impostometro-cabeca {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--tinta-suave);
  border-bottom: 1px dashed var(--linha);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.pisca { color: var(--carimbo); animation: piscar 1.2s steps(2) infinite; }

@keyframes piscar { 50% { opacity: 0.25; } }

.impostometro-legenda { font-size: 0.9rem; color: var(--tinta-suave); }

.impostometro-valor {
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 700;
  color: var(--carimbo);
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
  margin: 4px 0 8px;
}

.impostometro-rodape {
  font-size: 0.66rem;
  color: var(--tinta-suave);
  border-top: 1px dashed var(--linha);
  padding-top: 8px;
}

/* carimbos */
.carimbo {
  display: inline-block;
  border: 3px solid var(--carimbo);
  color: var(--carimbo);
  font-weight: 700;
  letter-spacing: 0.22em;
  padding: 8px 22px;
  text-transform: uppercase;
  border-radius: 4px;
  opacity: 0.82;
  mix-blend-mode: multiply;
  -webkit-mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.55' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .9 .1'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' fill='black'/%3E%3C/svg%3E");
  mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.55' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .9 .1'/%3E%3C/filter%3E%3Crect width='120' height='120' filter='url(%23n)' fill='black'/%3E%3C/svg%3E");
}

.carimbo-hero {
  position: absolute;
  right: 32px;
  top: 96px;
  font-size: 1.6rem;
  transform: rotate(-12deg);
  animation: carimbar .5s .7s cubic-bezier(.2, 2.4, .5, 1) both;
}

@keyframes carimbar {
  from { opacity: 0; transform: rotate(-12deg) scale(2.4); }
  to { opacity: 0.82; transform: rotate(-12deg) scale(1); }
}

/* ---------- seções ---------- */
.secao {
  padding: 72px 24px;
  max-width: 1100px;
  margin: 0 auto;
}

.secao-escura {
  max-width: none;
  background: var(--escuro);
  color: var(--papel);
  border-top: 2px solid var(--tinta);
  border-bottom: 2px solid var(--tinta);
}

.secao-escura > * { max-width: 1052px; margin-left: auto; margin-right: auto; }

.secao-cabeca { margin-bottom: 40px; max-width: 720px; }

.secao-num {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  background: var(--tinta);
  color: var(--papel);
  padding: 4px 12px;
  margin-bottom: 14px;
}

.secao-escura .secao-num { background: var(--amarelo); color: var(--escuro); }

.secao h2 {
  font-family: var(--fonte-display);
  font-weight: 900;
  font-size: clamp(1.9rem, 4vw, 3rem);
  line-height: 1.1;
  margin-bottom: 14px;
}

.secao-desc { color: var(--tinta-suave); font-size: 1.02rem; }

.secao-escura .secao-desc { color: rgba(244, 239, 226, 0.75); }

.sub-secao {
  font-family: var(--fonte-display);
  font-weight: 600;
  font-size: 1.4rem;
  margin: 48px auto 20px;
}

/* ---------- raio-x ---------- */
.raiox-grade {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 12px;
  margin-bottom: 32px;
}

.produto-card {
  background: var(--papel-claro);
  border: 1.5px solid var(--tinta);
  padding: 14px 12px 12px;
  cursor: pointer;
  text-align: left;
  font-family: var(--fonte-corpo);
  transition: transform .12s, box-shadow .12s;
  position: relative;
}

.produto-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 4px 4px 0 rgba(28, 36, 49, 0.25);
}

.produto-card.ativo {
  background: var(--tinta);
  color: var(--papel);
  box-shadow: 4px 4px 0 var(--carimbo);
}

.produto-emoji { font-size: 1.6rem; display: block; margin-bottom: 6px; }

.produto-nome { font-weight: 600; font-size: 0.88rem; display: block; line-height: 1.25; }

.produto-pct {
  font-family: var(--fonte-mono);
  font-size: 0.78rem;
  color: var(--carimbo);
  font-weight: 700;
}

.produto-card.ativo .produto-pct { color: var(--amarelo); }

/* detalhe */
.raiox-detalhe { padding: 28px; }

.detalhe-topo {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
}

.detalhe-topo h3 {
  font-family: var(--fonte-display);
  font-weight: 900;
  font-size: 1.7rem;
}

.selo-pct {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--carimbo);
  border: 2px solid var(--carimbo);
  padding: 4px 12px;
  transform: rotate(2deg);
}

.detalhe-piada {
  font-style: italic;
  color: var(--tinta-suave);
  margin: 8px 0 24px;
}

.barra-preco {
  display: flex;
  height: 58px;
  border: 1.5px solid var(--tinta);
  overflow: hidden;
  margin-bottom: 10px;
}

.fatia {
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: width .5s cubic-bezier(.6, 0, .2, 1);
  min-width: 0;
}

.fatia span {
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.fatia-prod { background: var(--verde-fiscal); color: #eaf5ee; }
.fatia-fed { background: var(--carimbo); color: #fbeceb; }
.fatia-est { background: var(--amarelo); color: var(--tinta); }

.barra-legenda {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
  font-size: 0.72rem;
  margin-bottom: 26px;
}

.quadr { display: inline-block; width: 10px; height: 10px; margin-right: 6px; }
.q-prod { background: var(--verde-fiscal); }
.q-fed { background: var(--carimbo); }
.q-est { background: var(--amarelo); }

.simula-preco {
  border-top: 1px dashed var(--linha);
  border-bottom: 1px dashed var(--linha);
  padding: 18px 0;
  margin-bottom: 20px;
}

.simula-preco > label { font-size: 0.7rem; letter-spacing: 0.1em; color: var(--tinta-suave); }

.simula-linha {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.moeda { font-weight: 700; }

#preco-input {
  font-family: var(--fonte-mono);
  font-size: 1.1rem;
  font-weight: 700;
  width: 110px;
  padding: 8px 10px;
  border: 1.5px solid var(--tinta);
  background: var(--papel);
  color: var(--tinta);
}

.simula-resultado { font-size: 0.95rem; }

.simula-resultado b:last-child { color: var(--carimbo); }

.simula-resultado b:first-child { color: var(--verde-fiscal); }

.det-tributos-titulo { font-size: 0.68rem; letter-spacing: 0.12em; color: var(--tinta-suave); margin-bottom: 4px; }

.det-nota {
  margin-top: 12px;
  padding: 12px 14px;
  background: rgba(227, 179, 65, 0.16);
  border-left: 4px solid var(--amarelo);
  font-size: 0.9rem;
}

/* ---------- atlas ---------- */
.atlas-controles { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px; }

.botao-ordem {
  font-family: var(--fonte-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  padding: 8px 14px;
  background: transparent;
  color: var(--papel);
  border: 1.5px solid rgba(244, 239, 226, 0.4);
  cursor: pointer;
  transition: background .15s, color .15s;
}

.botao-ordem:hover { border-color: var(--amarelo); }

.botao-ordem.ativo { background: var(--amarelo); color: var(--escuro); border-color: var(--amarelo); font-weight: 700; }

.atlas-lista { display: flex; flex-direction: column; gap: 6px; margin-bottom: 28px; }

.estado-linha {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 7px 10px;
  background: var(--escuro-papel);
  border: 1px solid rgba(244, 239, 226, 0.12);
}

.estado-uf { font-family: var(--fonte-mono); font-weight: 700; font-size: 0.95rem; color: var(--amarelo); }

.estado-meio { position: relative; height: 22px; }

.estado-nome {
  position: absolute;
  left: 8px; top: 50%;
  transform: translateY(-50%);
  font-size: 0.74rem;
  z-index: 2;
  color: var(--papel);
  white-space: nowrap;
  text-shadow: 0 1px 2px rgba(0,0,0,.5);
}

.estado-barra {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: linear-gradient(90deg, var(--verde-fiscal), var(--carimbo) 140%);
  transition: width .6s cubic-bezier(.6, 0, .2, 1);
}

.estado-linha.max .estado-barra { background: var(--carimbo); }
.estado-linha.min .estado-barra { background: var(--verde-fiscal); }

.estado-aliq { font-family: var(--fonte-mono); font-weight: 700; font-size: 0.9rem; }

.estado-tag {
  font-family: var(--fonte-mono);
  font-size: 0.58rem;
  letter-spacing: 0.1em;
  padding: 2px 6px;
  margin-left: 8px;
  vertical-align: middle;
}

.estado-linha.max .estado-tag { background: var(--carimbo); color: #fff; }
.estado-linha.min .estado-tag { background: var(--verde-fiscal); color: #fff; }

.atlas-notas { padding: 20px 24px; color: var(--tinta); }

.atlas-notas > p { font-size: 0.68rem; letter-spacing: 0.1em; color: var(--tinta-suave); margin-bottom: 10px; }

.atlas-notas ul { list-style: none; }

.atlas-notas li {
  font-size: 0.92rem;
  padding-left: 18px;
  position: relative;
  margin-bottom: 8px;
}

.atlas-notas li::before { content: "§"; position: absolute; left: 0; color: var(--carimbo); font-weight: 700; }

/* ---------- alfândega ---------- */
.alfandega-grade {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 24px;
  margin-bottom: 24px;
}

@media (max-width: 820px) { .alfandega-grade { grid-template-columns: 1fr; } }

.alfandega-form { padding: 24px; display: flex; flex-direction: column; gap: 16px; }

.form-titulo {
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: var(--tinta-suave);
  border-bottom: 1px dashed var(--linha);
  padding-bottom: 10px;
}

.campo { display: flex; flex-direction: column; gap: 6px; }

.campo span { font-size: 0.66rem; letter-spacing: 0.1em; color: var(--tinta-suave); }

.campo input {
  font-family: var(--fonte-mono);
  font-size: 1.05rem;
  font-weight: 600;
  padding: 10px 12px;
  border: 1.5px solid var(--tinta);
  background: var(--papel);
  color: var(--tinta);
}

.campo input:focus, #preco-input:focus { outline: 3px solid var(--amarelo); outline-offset: 1px; }

.botao-principal {
  background: var(--carimbo);
  color: #fff;
  border: none;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 14px;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--tinta);
  transition: transform .1s, box-shadow .1s;
}

.botao-principal:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--tinta); }
.botao-principal:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--tinta); }

.alfandega-resultado { padding: 24px; }

.tabela-extrato { width: 100%; border-collapse: collapse; font-size: 0.9rem; }

.tabela-extrato td { padding: 9px 4px; border-bottom: 1px dashed var(--linha); }

.tabela-extrato td:last-child { text-align: right; font-weight: 600; }

.linha-total td {
  border-top: 2px solid var(--tinta);
  border-bottom: none;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--carimbo);
  padding-top: 12px;
}

.alfandega-frase { font-style: italic; color: var(--tinta-suave); margin: 16px 0 12px; font-size: 0.95rem; }

.carimbo-resultado { font-size: 0.95rem; transform: rotate(-4deg); animation: carimbar .4s cubic-bezier(.2, 2.4, .5, 1) both; }

.alfandega-regras { padding: 20px 24px; }

.alfandega-regras > p { font-size: 0.68rem; letter-spacing: 0.1em; color: var(--tinta-suave); margin-bottom: 10px; }

.alfandega-regras ul { list-style: none; }

.alfandega-regras li { font-size: 0.92rem; padding-left: 18px; position: relative; margin-bottom: 8px; }

.alfandega-regras li::before { content: "§"; position: absolute; left: 0; color: var(--carimbo); font-weight: 700; }

/* ---------- reforma ---------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2px;
  margin-bottom: 16px;
  border: 1.5px solid rgba(244, 239, 226, 0.25);
}

.tempo-item { background: var(--escuro-papel); padding: 18px 16px; position: relative; }

.tempo-item:hover { background: #263143; }

.tempo-ano { font-family: var(--fonte-mono); font-weight: 700; color: var(--amarelo); font-size: 1.05rem; }

.tempo-evento { font-weight: 700; font-size: 0.92rem; margin: 4px 0 6px; }

.tempo-desc { font-size: 0.8rem; color: rgba(244, 239, 226, 0.7); }

.reforma-tabela-wrap { overflow-x: auto; border: 1.5px solid rgba(244, 239, 226, 0.25); }

.reforma-tabela { width: 100%; border-collapse: collapse; font-size: 0.88rem; min-width: 680px; }

.reforma-tabela th {
  text-align: left;
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  padding: 12px 14px;
  background: var(--escuro-papel);
  border-bottom: 1.5px solid rgba(244, 239, 226, 0.25);
}

.reforma-tabela td { padding: 12px 14px; border-bottom: 1px solid rgba(244, 239, 226, 0.1); vertical-align: top; }

.reforma-tabela td:first-child { font-weight: 600; }

.delta {
  font-family: var(--fonte-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  padding: 3px 8px;
  white-space: nowrap;
}

.delta-menos { background: rgba(31, 110, 74, 0.35); color: #7fd4a8; }
.delta-mais { background: rgba(179, 38, 30, 0.35); color: #f0958f; }
.delta-igual { background: rgba(227, 179, 65, 0.25); color: var(--amarelo); }

.reforma-avisos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.aviso-card { padding: 20px 22px; color: var(--tinta); }

.aviso-card > p:first-child { font-size: 0.68rem; letter-spacing: 0.12em; color: var(--carimbo); margin-bottom: 10px; }

.aviso-card p { font-size: 0.92rem; }

.glossario { display: flex; flex-direction: column; gap: 6px; font-size: 0.74rem; }

.glossario-linha { display: flex; gap: 8px; align-items: baseline; border-bottom: 1px dashed var(--linha); padding-bottom: 5px; }

.glossario-sigla { font-weight: 700; color: var(--carimbo); min-width: 76px; }

.glossario-info { color: var(--tinta-suave); }

/* ---------- planejamento ---------- */
.faixa-seria {
  text-align: center;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  color: var(--carimbo);
  border-top: 2px solid var(--carimbo);
  border-bottom: 2px solid var(--carimbo);
  padding: 10px;
  margin-bottom: 56px;
}

.plano-colunas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

@media (max-width: 820px) { .plano-colunas { grid-template-columns: 1fr; } }

.plano-titulo {
  font-family: var(--fonte-display);
  font-weight: 600;
  font-size: 1.3rem;
  margin-bottom: 18px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.plano-tag {
  background: var(--tinta);
  color: var(--papel);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  letter-spacing: 0.1em;
}

.plano-item { border: 1.5px solid var(--tinta); background: var(--papel-claro); margin-bottom: 12px; }

.plano-item summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 16px;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.plano-item summary::-webkit-details-marker { display: none; }

.plano-item summary::after {
  content: "+";
  font-family: var(--fonte-mono);
  font-size: 1.2rem;
  color: var(--carimbo);
  flex-shrink: 0;
}

.plano-item[open] summary::after { content: "−"; }

.plano-item[open] summary { border-bottom: 1px dashed var(--linha); }

.plano-item p { padding: 14px 16px; font-size: 0.92rem; color: var(--tinta-suave); }

.aviso-profissional { padding: 22px 26px; }

.aviso-profissional > p:first-child { font-size: 0.68rem; letter-spacing: 0.12em; color: var(--carimbo); margin-bottom: 8px; }

/* ---------- rodapé ---------- */
.rodape { background: var(--tinta); color: var(--papel); padding: 40px 24px; }

.rodape-miolo { max-width: 1100px; margin: 0 auto; text-align: center; }

.rodape-miolo > p:first-child { letter-spacing: 0.14em; font-weight: 700; margin-bottom: 10px; }

.rodape-nota { font-size: 0.78rem; color: rgba(244, 239, 226, 0.65); margin-top: 6px; }

/* ---------- responsivo fino ---------- */
@media (max-width: 640px) {
  .carimbo-hero { position: static; display: inline-block; margin-top: 24px; font-size: 1.1rem; }
  .hero-miolo { padding: 48px 20px 56px; }
  .secao { padding: 56px 20px; }
  .estado-linha { grid-template-columns: 36px 1fr auto; gap: 8px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  html { scroll-behavior: auto; }
}