/* ==========================================================================
   Teixeira IP — folha de estilo principal
   Direção visual: folha de desenho de patente (Fig. 1), tinta de nanquim,
   numerais de referência em latão, papel de prancheta.
   ========================================================================== */

:root {
  /* Cor */
  --ink:        #0E1A1E;   /* nanquim petróleo — texto e fundo do herói */
  --ink-soft:   #16262B;   /* superfícies escuras secundárias */
  --paper:      #E9EAE4;   /* papel de prancheta */
  --paper-hi:   #F5F5F1;   /* superfície de cartão */
  --graphite:   #5A6668;   /* texto secundário, fios */
  --graphite-2: #8B9597;   /* texto terciário sobre escuro */
  --seal:       #0B6B5E;   /* verde selo — ações, links, estados ativos */
  --seal-lift:  #0E8878;   /* selo em hover */
  --brass:      #A8802F;   /* numerais de referência, sobrancelhas */
  --rule:       rgba(14, 26, 30, .16);
  --rule-dark:  rgba(233, 234, 228, .18);

  /* Tipografia */
  --display: "Newsreader", "Iowan Old Style", Georgia, serif;
  --body:    "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono:    "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;

  /* Escala */
  --step--1: clamp(.78rem, .76rem + .1vw, .84rem);
  --step-0:  clamp(1rem, .97rem + .15vw, 1.06rem);
  --step-1:  clamp(1.18rem, 1.1rem + .4vw, 1.4rem);
  --step-2:  clamp(1.45rem, 1.3rem + .75vw, 1.95rem);
  --step-3:  clamp(1.85rem, 1.55rem + 1.5vw, 2.9rem);
  --step-4:  clamp(2.3rem, 1.75rem + 2.7vw, 4.4rem);

  /* Ritmo */
  --gutter: clamp(1.15rem, 4vw, 3rem);
  --wide: 1200px;
  --measure: 66ch;
  --pad-section: clamp(1.05rem, 2.7vw, 2.25rem);   /* 30% do original */
}

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

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: var(--step-0);
  line-height: 1.62;
  font-feature-settings: "ss01", "cv05";
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

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

.wrap { width: 100%; max-width: var(--wide); margin-inline: auto; padding-inline: var(--gutter); }

/* Salto de acessibilidade ------------------------------------------------- */
.skip {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--ink); color: var(--paper); padding: .7rem 1rem;
  font: 500 var(--step--1)/1 var(--mono);
}
.skip:focus { left: .5rem; top: .5rem; }

/* ==========================================================================
   Cabeçalho
   ========================================================================== */
.site-head {
  position: sticky; top: 0; z-index: 100;
  background: rgba(14, 26, 30, .94);
  backdrop-filter: blur(10px);
  color: var(--paper);
  border-bottom: 1px solid var(--rule-dark);
}
.head-row {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  gap: 0 1rem; min-height: 62px;
}

.brand { display: flex; align-items: baseline; gap: .6rem; text-decoration: none; }
.brand-mark {
  font: 500 .82rem/1 var(--mono);
  letter-spacing: .16em;
  color: var(--brass);
  border: 1px solid rgba(168, 128, 47, .5);
  padding: .34rem .42rem;
  border-radius: 2px;
}
.brand-name {
  font-family: var(--display);
  font-size: 1.16rem; font-weight: 400; letter-spacing: -.01em;
}
.brand-name span { color: var(--graphite-2); }

.head-tools { display: flex; align-items: center; gap: .35rem; }

/* Selo do deployment — o número que está rodando, sempre à vista */
.deploy-selo {
  font: 500 .66rem/1 var(--mono);
  letter-spacing: .1em;
  color: var(--brass);
  border: 1px solid rgba(168, 128, 47, .38);
  border-radius: 2px;
  padding: .34rem .42rem;
  white-space: nowrap;
  cursor: default;
}
.deploy-selo.alerta {
  color: #E06A5A;
  border-color: rgba(224, 106, 90, .55);
  background: rgba(224, 106, 90, .12);
}

.lang {
  display: flex; align-items: center; gap: .12rem;
  font: 500 .72rem/1 var(--mono); letter-spacing: .1em;
}
.lang button {
  background: none; border: 0; color: var(--graphite-2);
  font: inherit; cursor: pointer; padding: .45rem .4rem; border-radius: 2px;
}
.lang button[aria-pressed="true"] { color: var(--paper); text-decoration: underline; text-underline-offset: 4px; }
.lang i { color: var(--rule-dark); font-style: normal; }

.burger {
  display: inline-flex; flex-direction: column; justify-content: center; gap: 5px;
  width: 42px; height: 42px; padding: 0 9px;
  background: none; border: 1px solid var(--rule-dark); border-radius: 2px;
  cursor: pointer;
}
.burger span { display: block; height: 1px; background: var(--paper); transition: transform .25s, opacity .2s; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Navegação */
.site-nav {
  display: none;
  order: 3; flex: 0 0 100%;
  border-top: 1px solid var(--rule-dark);
  padding-block: .5rem 1.15rem;
}
.head-tools { order: 2; }
.site-nav.is-open { display: block; }
.site-nav ul { list-style: none; margin: 0; padding: 0; }
.site-nav li { border-bottom: 1px solid rgba(233, 234, 228, .08); }
.site-nav a {
  display: block; padding: .82rem .1rem;
  text-decoration: none; color: var(--paper);
  font-size: var(--step-0);
}
.site-nav a[aria-current="page"] { color: var(--brass); }
.social {
  display: flex; gap: .55rem; padding-top: 1.05rem;
}
.social a {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border: 1px solid var(--rule-dark); border-radius: 2px;
  color: var(--graphite-2); transition: color .2s, border-color .2s;
}
.social a:hover { color: var(--paper); border-color: var(--paper); }
.social svg { width: 18px; height: 18px; }

@media (min-width: 900px) {
  .burger { display: none; }
  .head-row { min-height: 74px; }
  .site-nav {
    display: block; border-top: 0; padding: 0;
    order: 2; flex: 1 1 auto;
    margin-left: auto; margin-right: 1rem;
  }
  .site-nav ul { justify-content: flex-end; }
  .head-tools { order: 3; }
  .site-nav ul { display: flex; gap: clamp(1rem, 2.2vw, 2rem); align-items: center; }
  .site-nav li { border-bottom: 0; }
  .site-nav a {
    padding: .3rem 0; font-size: .92rem;
    border-bottom: 1px solid transparent;
  }
  .site-nav a:hover { border-bottom-color: var(--brass); }
  .site-nav .social { padding-top: 0; }
  .site-nav .social a { width: 32px; height: 32px; }
  .site-nav .social svg { width: 15px; height: 15px; }
}

/* ==========================================================================
   Herói — a folha Fig. 1
   ========================================================================== */
.hero {
  position: relative;
  isolation: isolate;
  background: var(--ink);
  color: var(--paper);
  padding-block: clamp(3.2rem, 9vw, 6rem) clamp(2.6rem, 7vw, 4.5rem);
  overflow: hidden;
}

/* A fotografia. No celular ela ocupa o topo e se dissolve na tinta antes de
   chegar no texto; no desktop cobre a faixa inteira e a tinta vem da esquerda. */
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background-image:
    linear-gradient(180deg,
      rgba(14,26,30,.52) 0,
      rgba(14,26,30,.70) 30vw,
      rgba(14,26,30,.90) 48vw,
      var(--ink) 57vw),
    url("../img/hero-900.webp");
  background-repeat: no-repeat, no-repeat;
  background-size: 100% 100%, 100% auto;
  background-position: center top, center top;
  pointer-events: none;
}

/* A malha de prancheta, por cima da foto, quase invisível. */
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background-image:
    linear-gradient(rgba(233,234,228,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(233,234,228,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(120% 90% at 15% 0%, #000 25%, transparent 78%);
  mask-image: radial-gradient(120% 90% at 15% 0%, #000 25%, transparent 78%);
  pointer-events: none;
}
.hero > * { position: relative; }

@media (min-width: 760px) {
  .hero::after {
    background-image:
      linear-gradient(100deg,
        rgba(14,26,30,.87) 0%,
        rgba(14,26,30,.83) 34%,
        rgba(14,26,30,.62) 62%,
        rgba(14,26,30,.45) 100%),
      url("../img/hero.webp");
    background-size: 100% 100%, cover;
    background-position: center, center 42%;
  }
}

.hero h1 {
  font-family: var(--display);
  font-size: var(--step-4);
  font-weight: 300;
  line-height: 1.02;
  letter-spacing: -.025em;
  margin: 0 0 1.1rem;
  max-width: 17ch;
}
.hero h1 em { font-style: italic; color: var(--brass); }

.hero-sub {
  max-width: 46ch; color: var(--graphite-2);
  font-size: var(--step-1); line-height: 1.5; font-weight: 300;
  margin: 0 0 clamp(2.2rem, 6vw, 3.4rem);
}

/* Palavras clicáveis com numerais de referência */
.figure-words {
  display: flex; flex-wrap: wrap;
  gap: .1rem clamp(1.1rem, 3.5vw, 2.6rem);
  margin: 0 0 1.6rem;
  padding: 0; list-style: none;
}
.figure-words a {
  position: relative;
  display: inline-block;
  font-family: var(--display);
  font-size: var(--step-2);
  font-weight: 400;
  letter-spacing: -.015em;
  color: var(--paper);
  text-decoration: none;
  padding: .3rem 0 .55rem;
  transition: color .22s ease;
}
.figure-words a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: .28rem;
  height: 1px; background: var(--brass);
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s cubic-bezier(.2,.8,.2,1);
}
.figure-words a:hover, .figure-words a:focus-visible, .figure-words a.is-active { color: var(--brass); }
.figure-words a:hover::after,
.figure-words a:focus-visible::after,
.figure-words a.is-active::after { transform: scaleX(1); }
.figure-words sup {
  font: 500 .58em/1 var(--mono);
  color: var(--brass);
  letter-spacing: .04em;
  margin-left: .22em;
  vertical-align: super;
}

/* Legenda do herói — a frase de cada serviço, em latão.
   Altura reservada de saída para o texto não empurrar a página ao trocar. */
.figure-caption {
  font-size: var(--step-1);
  padding-top: .2rem;
  min-height: calc(4 * 1.45em);   /* quatro linhas: a frase mais longa no celular */
}
.figure-caption p {
  margin: 0; max-width: 58ch;
  font: 400 1em/1.45 var(--body);
  color: var(--graphite-2);
  transition: color .25s ease;
}
.figure-caption.is-live p { color: var(--brass); }

@media (min-width: 720px) {
  .figure-caption { min-height: calc(3 * 1.45em); }
}

/* ==========================================================================
   Seções
   ========================================================================== */
.section { padding-block: var(--pad-section); }
.section--tint { background: var(--paper-hi); border-block: 1px solid var(--rule); }
.section--ink { background: var(--ink); color: var(--paper); }

.eyebrow {
  display: flex; align-items: center; gap: .75rem;
  font: 500 var(--step--1)/1 var(--mono);
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--brass);
  margin: 0 0 1.4rem;
}
.eyebrow::after { content: ""; flex: 1; height: 1px; background: var(--rule); }
.section--ink .eyebrow::after { background: var(--rule-dark); }

.section-title {
  font-family: var(--display);
  font-size: var(--step-3);
  font-weight: 300; line-height: 1.08; letter-spacing: -.022em;
  margin: 0 0 1rem; max-width: 20ch;
}
.section-lede {
  max-width: var(--measure); color: var(--graphite);
  font-size: var(--step-1); font-weight: 300; line-height: 1.5;
  margin: 0 0 clamp(2rem, 5vw, 3.2rem);
}
.section--ink .section-lede { color: var(--graphite-2); }

/* ==========================================================================
   Bio
   ========================================================================== */
.bio-grid { display: grid; gap: clamp(1.8rem, 5vw, 3.4rem); }
@media (min-width: 860px) {
  .bio-grid { grid-template-columns: minmax(240px, 340px) 1fr; align-items: start; }
}
.portrait {
  position: relative;
  border: 1px solid var(--rule);
  background: var(--paper-hi);
  aspect-ratio: 4 / 5;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.portrait img { width: 100%; height: 100%; object-fit: cover; }
.portrait .placeholder {
  font: 500 var(--step--1)/1.8 var(--mono);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--graphite); text-align: center; padding: 1.5rem;
}
.portrait::after {
  content: "FIG. 2"; position: absolute; left: .7rem; bottom: .6rem;
  font: 500 .68rem/1 var(--mono); letter-spacing: .16em; color: var(--brass);
  background: rgba(14, 26, 30, .72); padding: .34rem .45rem; border-radius: 2px;
}
.bio-body p { max-width: var(--measure); }
.bio-body p:first-child { margin-top: 0; }

.credentials {
  list-style: none; margin: 2rem 0 0; padding: 0;
  display: grid; gap: 0;
  border-top: 1px solid var(--rule);
}
.credentials li {
  display: flex; gap: 1rem; align-items: baseline;
  padding: .78rem 0; border-bottom: 1px solid var(--rule);
}
.credentials b {
  flex: 0 0 4.2rem;
  font: 500 var(--step--1)/1.6 var(--mono);
  letter-spacing: .1em; color: var(--brass); font-weight: 500;
}
.credentials span { font-size: var(--step-0); }

/* Rodapé de ações do cartão — CTA à direita */
.card-actions {
  margin-top: auto; padding-top: 1.4rem;
  display: flex; flex-wrap: wrap; gap: .6rem;
  justify-content: flex-end; align-items: center;
}

/* ==========================================================================
   Sanfona de serviços
   No celular: cinco blocos empilhados, tudo à vista.
   No desktop: cinco lombadas lado a lado. O mouse abre uma e encolhe as
   outras. Sai o mouse, voltam as cinco.
   ========================================================================== */
.sanfona { display: grid; gap: .8rem; }

.sanfona-item {
  position: relative;
  background-color: var(--ink);
  background-size: cover;
  background-position: center;
  color: var(--paper);
  border-radius: 2px;
  overflow: hidden;
}

/* Véu sobre a imagem de fundo. Sem imagem, só escurece de leve a tinta. */
.sanfona-item::after {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg,
    rgba(14, 26, 30, .55) 0%,
    rgba(14, 26, 30, .88) 62%,
    rgba(14, 26, 30, .96) 100%);
  pointer-events: none;
}

/* A lombada só existe no desktop */
.sanfona-lombada { display: none; }

.sanfona-corpo {
  position: relative; z-index: 2;
  display: flex; flex-direction: column; align-items: flex-start;
  padding: clamp(1.4rem, 5vw, 2rem);
}

.sanfona-num {
  font: 500 var(--step--1)/1 var(--mono);
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 1rem;
}

.sanfona-corpo h3 {
  font-family: var(--display);
  font-size: var(--step-2);
  font-weight: 400; line-height: 1.14; letter-spacing: -.02em;
  margin: 0 0 .85rem; max-width: 18ch;
}

.sanfona-corpo p {
  margin: 0 0 1.6rem; max-width: 42ch;
  font-size: var(--step-0); line-height: 1.55;
  color: var(--graphite-2);
}

.sanfona-corpo .btn--primary { background: var(--seal); }
.sanfona-corpo .btn--primary:hover { background: var(--seal-lift); }

@media (min-width: 900px) {
  .sanfona {
    display: flex; gap: 3px;
    height: clamp(400px, 46vw, 500px);
  }

  .sanfona-item {
    flex: 1 1 0; min-width: 0;
    border-radius: 0;
    transition: flex-grow .55s cubic-bezier(.2, .8, .2, 1);
  }
  .sanfona-item:first-child { border-radius: 2px 0 0 2px; }
  .sanfona-item:last-child  { border-radius: 0 2px 2px 0; }

  /* Uma abre; as outras encolhem. Só quando o mouse está na sanfona. */
  .sanfona:hover .sanfona-item,
  .sanfona:focus-within .sanfona-item { flex-grow: .5; }
  .sanfona .sanfona-item:hover,
  .sanfona .sanfona-item:focus-within { flex-grow: 5; }

  /* Fio de latão no topo da que está aberta */
  .sanfona-item::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0; height: 2px;
    background: var(--brass); z-index: 3;
    transform: scaleX(0); transform-origin: left;
    transition: transform .5s cubic-bezier(.2, .8, .2, 1);
  }
  .sanfona-item:hover::before,
  .sanfona-item:focus-within::before { transform: scaleX(1); }

  /* Em repouso: título na horizontal, no rodapé do painel. Legível. */
  .sanfona-lombada {
    position: absolute; inset: 0; z-index: 2;
    display: flex; flex-direction: column;
    align-items: flex-start; justify-content: flex-start;
    gap: .55rem;
    padding: clamp(1.3rem, 1.9vw, 2rem);
    font-family: var(--display); font-size: var(--step-2); font-weight: 400;
    line-height: 1.08; letter-spacing: -.015em;
    color: var(--paper); text-decoration: none;
    white-space: normal;
    transition: opacity .28s ease;
  }
  .sanfona-lombada .sanfona-num { margin: 0; }

  /* Com uma aberta, as vizinhas ficam estreitas demais para texto deitado:
     aí, e só aí, o título vira na vertical e lê de baixo para cima. */
  .sanfona:hover .sanfona-lombada,
  .sanfona:focus-within .sanfona-lombada {
    writing-mode: vertical-rl; transform: rotate(180deg);
    flex-direction: row; align-items: center; justify-content: center;
    gap: 1.4rem; padding: 1.6rem 0;
    font-size: var(--step-1); line-height: 1.2;
    white-space: nowrap;
  }

  /* A que está aberta esconde o título: o conteúdo assume. */
  .sanfona-item:hover .sanfona-lombada,
  .sanfona-item:focus-within .sanfona-lombada { opacity: 0; }

  /* Aberta: largura fixa para o texto não refluir durante a animação */
  .sanfona-corpo {
    position: absolute; inset: 0; z-index: 2;
    width: clamp(360px, 42vw, 560px);
    justify-content: flex-start;
    padding: clamp(1.8rem, 2.6vw, 2.8rem);
    opacity: 0; pointer-events: none;
    transition: opacity .3s ease .14s;
  }
  .sanfona-item:hover .sanfona-corpo,
  .sanfona-item:focus-within .sanfona-corpo { opacity: 1; pointer-events: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .sanfona-item, .sanfona-lombada, .sanfona-corpo, .sanfona-item::before {
    transition: none;
  }
}

/* ==========================================================================
   Botões
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  font: 500 .84rem/1 var(--body);
  letter-spacing: .01em;
  padding: .78rem 1.15rem;
  border-radius: 2px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.btn svg { width: 14px; height: 14px; flex: none; }
.btn--primary { background: var(--seal); color: #fff; }
.btn--primary:hover { background: var(--seal-lift); }
.btn--ghost { border-color: var(--rule); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); background: var(--ink); color: var(--paper); }
.section--ink .btn--ghost, .hero .btn--ghost { border-color: var(--rule-dark); color: var(--paper); }
.section--ink .btn--ghost:hover, .hero .btn--ghost:hover { background: var(--paper); color: var(--ink); border-color: var(--paper); }

/* ==========================================================================
   Acervo (listagem de artigos)
   ========================================================================== */
.posts { display: grid; gap: 0; border-top: 1px solid var(--rule); }
.post-row {
  display: grid; gap: .45rem;
  padding: clamp(1.4rem, 3.5vw, 2.1rem) 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  transition: padding-left .25s ease;
}
.post-row:hover { padding-left: .7rem; }
.post-meta {
  font: 500 var(--step--1)/1 var(--mono);
  letter-spacing: .12em; text-transform: uppercase; color: var(--brass);
}
.post-row h3 {
  font-family: var(--display); font-weight: 400;
  font-size: var(--step-2); line-height: 1.16; letter-spacing: -.02em;
  margin: 0; max-width: 28ch;
}
.post-row p { margin: 0; color: var(--graphite); max-width: 60ch; font-size: var(--step-0); }
@media (min-width: 860px) {
  .post-row { grid-template-columns: 9rem 1fr; column-gap: 2rem; align-items: baseline; }
  .post-meta { grid-row: 1; }
}

/* ==========================================================================
   Artigo
   ========================================================================== */
.article { max-width: 68ch; margin-inline: auto; }
.article h2 {
  font-family: var(--display); font-weight: 400;
  font-size: var(--step-2); letter-spacing: -.02em; line-height: 1.2;
  margin: 2.6rem 0 .9rem;
}
.article h3 { font: 600 var(--step-1)/1.35 var(--body); margin: 2rem 0 .6rem; }
.article p, .article li { color: #24343a; }
.article ul, .article ol { padding-left: 1.3rem; margin: 1.2rem 0; }
.article li { margin-bottom: .5rem; }
.article ::marker { color: var(--brass); }
.article blockquote {
  margin: 2rem 0; padding: .2rem 0 .2rem 1.4rem;
  border-left: 2px solid var(--brass);
  font-family: var(--display); font-style: italic; font-size: var(--step-1);
  color: var(--ink);
}

/* ==========================================================================
   Contato
   ========================================================================== */
.contact-grid { display: grid; gap: clamp(1.8rem, 5vw, 3rem); }
@media (min-width: 860px) { .contact-grid { grid-template-columns: 1fr 1fr; } }

.contact-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--rule-dark); }
.contact-list li { border-bottom: 1px solid var(--rule-dark); }
.contact-list > li > a, .contact-list > li > span {
  display: flex; align-items: baseline; gap: 1rem;
  padding: .95rem 0; text-decoration: none; color: var(--paper);
}
.contact-list b {
  flex: 0 0 5.5rem;
  font: 500 var(--step--1)/1.6 var(--mono);
  letter-spacing: .12em; text-transform: uppercase; color: var(--brass); font-weight: 500;
}
.contact-list > li > a:hover { color: var(--brass); }

.form-field { margin-bottom: 1rem; }
.form-field label {
  display: block; margin-bottom: .38rem;
  font: 500 var(--step--1)/1 var(--mono);
  letter-spacing: .1em; text-transform: uppercase; color: var(--graphite-2);
}
.form-field input, .form-field select, .form-field textarea {
  width: 100%; padding: .8rem .85rem;
  background: rgba(233,234,228,.05);
  border: 1px solid var(--rule-dark);
  border-radius: 2px; color: var(--paper);
  font: 400 var(--step-0)/1.5 var(--body);
}
.form-field textarea { min-height: 130px; resize: vertical; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  border-color: var(--brass); outline: none; background: rgba(233,234,228,.09);
}
.form-note { font-size: var(--step--1); color: var(--graphite-2); margin: .9rem 0 0; }
.form-field select option { color: var(--ink); }

/* ==========================================================================
   Faixa (Portal do Cliente / Acervo)
   ========================================================================== */
.strip {
  display: grid; gap: 1.4rem;
  align-items: end;
}
@media (min-width: 800px) {
  .strip { grid-template-columns: 1fr auto; gap: 3rem; }
}
.strip .btn { white-space: nowrap; }

/* ==========================================================================
   Rodapé
   ========================================================================== */
.site-foot {
  background: var(--ink); color: var(--graphite-2);
  border-top: 1px solid var(--rule-dark);
  padding-block: 2.6rem;
  font-size: var(--step--1);
}
.foot-row { display: grid; gap: 1.4rem; }
@media (min-width: 760px) { .foot-row { grid-template-columns: 1fr auto; align-items: center; } }
.foot-links { display: flex; flex-wrap: wrap; gap: 1.2rem; list-style: none; margin: 0; padding: 0; }
.foot-links a { text-decoration: none; }
.foot-links a:hover { color: var(--paper); }
.foot-legal { max-width: 60ch; line-height: 1.6; }

/* ==========================================================================
   Página interna — cabeçalho compacto
   ========================================================================== */
.page-head {
  background: var(--ink); color: var(--paper);
  padding-block: clamp(2.4rem, 7vw, 4.5rem) clamp(2.2rem, 6vw, 3.6rem);
  position: relative; overflow: hidden;
}
.page-head::before {
  content: ""; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(233,234,228,.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(233,234,228,.045) 1px, transparent 1px);
  background-size: 46px 46px;
  -webkit-mask-image: radial-gradient(120% 100% at 10% 0%, #000 20%, transparent 75%);
  mask-image: radial-gradient(120% 100% at 10% 0%, #000 20%, transparent 75%);
}
.page-head > * { position: relative; }
.page-head h1 {
  font-family: var(--display); font-weight: 300;
  font-size: var(--step-3); line-height: 1.05; letter-spacing: -.025em;
  margin: 0 0 1rem; max-width: 20ch;
}
.page-head .page-lede {
  max-width: 54ch; color: var(--graphite-2);
  font-size: var(--step-1); font-weight: 300; line-height: 1.5; margin: 0;
}
.crumbs {
  font: 500 var(--step--1)/1 var(--mono);
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--brass); margin-bottom: 1.4rem;
}
.crumbs a { text-decoration: none; opacity: .75; }
.crumbs a:hover { opacity: 1; }

/* Bloco "problema" destacado nas páginas internas */
.problem-block {
  border-left: 2px solid var(--brass);
  padding: .3rem 0 .3rem 1.4rem;
  margin: 0 0 2rem;
  font-family: var(--display); font-style: italic;
  font-size: var(--step-2); line-height: 1.25; letter-spacing: -.015em;
  max-width: 30ch;
}

/* Utilidades ------------------------------------------------------------- */
.stack > * + * { margin-top: 1.05rem; }
.muted { color: var(--graphite); }
.hidden { display: none !important; }
.draft-flag {
  display: inline-block; margin-top: 1.2rem;
  font: 500 var(--step--1)/1.5 var(--mono);
  background: rgba(168,128,47,.14); border: 1px dashed rgba(168,128,47,.55);
  color: #6d5216; padding: .5rem .7rem; border-radius: 2px;
}

/* Revelação por rolagem */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}