/* ============================================================
   Odonto Oliveira, Design System v2 "Papelaria de consultório"
   Conceito: documento clínico bem impresso (receituário, ficha,
   carimbo) elevado a editorial. Papel-osso, tinta verde profunda,
   teal funcional da marca, aquarela do "O" como gesto raro.
   Tipografia: Erode (display serif) + Author (corpo humanista).
   ============================================================ */

@layer reset, tokens, base, layout, components, sections, utilities;

/* Fontes self-hosted, sem chamadas a terceiros (CSP default-src 'self') */
@font-face {
  font-family: 'Erode';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/erode-500.woff2') format('woff2');
}
@font-face {
  font-family: 'Erode';
  font-style: italic;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/erode-500-italic.woff2') format('woff2');
}
@font-face {
  font-family: 'Author';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('/assets/fonts/author-400.woff2') format('woff2');
}
@font-face {
  font-family: 'Author';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/assets/fonts/author-500.woff2') format('woff2');
}

@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  * { margin: 0; }
  html { -webkit-text-size-adjust: 100%; }
  body { min-height: 100svh; }
  img, svg, video { display: block; max-width: 100%; height: auto; }
  input, button, textarea, select { font: inherit; color: inherit; }
  button { background: none; border: none; padding: 0; cursor: pointer; }
  ul[role='list'], ol[role='list'] { list-style: none; padding: 0; }
  address { font-style: normal; }
  h1, h2, h3, h4 { overflow-wrap: break-word; }
}

@layer tokens {
  :root {
    /* Papel e tinta */
    --paper: #FBF9F4;          /* papel-osso, fundo geral */
    --paper-deep: #F3EFE5;     /* papel sombreado, seções alternadas */
    --surface: #FFFEFA;        /* ficha sobre o papel */
    --ink: #14312C;            /* tinta verde-preta, TODO texto principal */
    --ink-soft: #3E5A52;       /* tinta diluída, texto secundário */
    --ink-faint: #5D7168;      /* anotação, muted, AA 4.9:1 sobre papel */

    /* Marca */
    --teal: #0E6E6B;           /* funcional: links, botões, ação */
    --teal-deep: #0A5451;
    --aqua: #5BC5C0;           /* aquarela do "O", só gesto gráfico */
    --aqua-wash: rgba(91, 197, 192, .34);
    --copper: #96500F;         /* latão de placa de consultório, acento raro */
    --whatsapp: #0F8746;       /* verde WhatsApp AA (4.59:1 com branco) */
    --whatsapp-dark: #0C6E39;

    /* Réguas de ficha */
    --line: #DED7C8;
    --line-strong: #C4BAA4;
    --line-ink: #2E4A43;

    --radius: 4px;
    --radius-md: 6px;

    --shadow-paper: 0 1px 0 rgba(20, 49, 44, .05), 0 10px 28px -14px rgba(20, 49, 44, .2);

    --space-xs: .5rem;
    --space-sm: 1rem;
    --space-md: 1.75rem;
    --space-lg: 3rem;
    --space-xl: clamp(4.5rem, 3.25rem + 5vw, 8rem);

    --font-display: 'Erode', 'Iowan Old Style', Georgia, 'Times New Roman', serif;
    --font-body: 'Author', 'Gill Sans', 'Segoe UI', system-ui, sans-serif;
    --text-display: clamp(2.45rem, 1.45rem + 4.4vw, 4.4rem);
    --text-h1: clamp(2.15rem, 1.45rem + 3vw, 3.5rem);
    --text-h2: clamp(1.7rem, 1.3rem + 1.9vw, 2.6rem);
    --text-h3: clamp(1.25rem, 1.1rem + .75vw, 1.65rem);
    --text-h4: 1.12rem;
    --text-body-lg: clamp(1.05rem, 1rem + .3vw, 1.2rem);
    --text-body: 1rem;
    --text-small: .9rem;
    --text-label: .74rem;

    --ease: cubic-bezier(.22, .9, .3, 1);
    --header-h: 72px;
  }
}

@layer base {
  html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
  body {
    font-family: var(--font-body);
    font-size: var(--text-body);
    line-height: 1.68;
    color: var(--ink);
    background: var(--paper);
    -webkit-font-smoothing: antialiased;
  }
  h1, h2, h3 {
    font-family: var(--font-display);
    font-weight: 500;
    line-height: 1.1;
    letter-spacing: -.012em;
    color: var(--ink);
  }
  h1 { font-size: var(--text-h1); line-height: 1.06; }
  h2 { font-size: var(--text-h2); }
  h3 { font-size: var(--text-h3); line-height: 1.22; letter-spacing: -.006em; }
  h4 { font-size: var(--text-h4); font-weight: 500; }
  h1 em, h2 em { font-style: italic; letter-spacing: 0; }
  p { color: var(--ink-soft); }
  a { color: var(--teal); text-decoration-thickness: 1px; text-underline-offset: 3px; }
  strong { color: var(--ink); font-weight: 500; }
  ::selection { background: var(--aqua-wash); color: var(--ink); }
  :focus-visible { outline: 2px solid var(--teal); outline-offset: 3px; border-radius: 2px; }

  .skip-link {
    position: fixed; top: -100px; left: 16px; z-index: 200;
    background: var(--ink); color: var(--paper); padding: .6rem 1rem;
    border-radius: var(--radius); transition: top .2s var(--ease);
  }
  .skip-link:focus { top: 12px; }
}

@layer layout {
  .container { width: min(100% - 2.5rem, 1160px); margin-inline: auto; }
  @media (min-width: 768px) { .container { width: min(100% - 4.5rem, 1160px); } }

  section { padding-block: var(--space-xl); }
  main > section:not(:first-of-type) {
    content-visibility: auto;
    contain-intrinsic-size: auto 1100px;
  }
  .site-footer { content-visibility: auto; contain-intrinsic-size: auto 1300px; }

  /* Rótulo de ficha, substitui o "eyebrow" colorido de template:
     anotação em caixa alta, tinta diluída, sem cor de destaque */
  .eyebrow {
    display: block;
    font-size: var(--text-label); font-weight: 500; letter-spacing: .18em;
    text-transform: uppercase; color: var(--ink-faint);
    margin-bottom: 1rem;
  }

  /* Régua de ficha com rótulo, abre seções como um formulário clínico.
     A linha se desenha no reveal (scaleX via --drawn). */
  .rule {
    display: flex; align-items: center; gap: 1.1rem;
    margin-bottom: clamp(2.2rem, 5vw, 3.6rem);
  }
  .rule > span {
    flex-shrink: 0;
    font-size: var(--text-label); font-weight: 500; letter-spacing: .18em;
    text-transform: uppercase; color: var(--ink-faint);
  }
  .rule::after {
    content: ''; flex: 1; height: 1px; background: var(--line-strong);
    transform-origin: left center;
    transform: scaleX(var(--drawn, 1));
  }
  [data-reveal] .rule::after, .rule[data-reveal]::after { --drawn: 0; }
  .is-revealed .rule::after, .rule.is-revealed::after {
    --drawn: 1;
    transition: transform 1s var(--ease) .15s;
  }

  .section-head { max-width: 660px; }
  .section-head h2 { max-width: 24ch; }
  .section-head p { margin-top: 1rem; font-size: var(--text-body-lg); max-width: 54ch; }
  .section-head.is-center { margin-inline: auto; text-align: center; }
  .section-head.is-center h2, .section-head.is-center p { margin-inline: auto; }

  /* Pincelada aquarela sob palavra, o gesto do "O" da logo */
  .wash {
    font-style: italic;
    background-image: linear-gradient(97deg, transparent 1%, var(--aqua-wash) 4%, rgba(91, 197, 192, .26) 55%, var(--aqua-wash) 96%, transparent 99%);
    background-size: 100% .38em;
    background-position: 0 82%;
    background-repeat: no-repeat;
  }

  /* Traço de pincel, divisor-gesto entre dobras (SVG inline no markup) */

  /* Carimbo, selo de registro, levemente rotacionado */
  .stamp {
    display: inline-block;
    border: 1.5px solid currentColor; border-radius: 3px;
    padding: .5rem .85rem;
    font-size: .7rem; font-weight: 500; letter-spacing: .14em;
    text-transform: uppercase; line-height: 1.5;
    transform: rotate(-1.6deg);
  }
}

@layer components {
  /* ---- Botões, retangulares, de documento ---- */
  .btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
    font-weight: 500; font-size: .98rem; line-height: 1;
    padding: .95rem 1.5rem; border-radius: var(--radius-md);
    text-decoration: none; border: 1px solid transparent;
    transition: background-color .2s var(--ease), border-color .2s var(--ease),
                color .2s var(--ease), transform .2s var(--ease);
  }
  .btn:active { transform: translateY(1px); }
  .btn-primary { background: var(--ink); color: var(--paper); }
  .btn-primary:hover { background: var(--teal-deep); }
  .btn-ghost { border-color: var(--line-strong); color: var(--ink); background: transparent; }
  .btn-ghost:hover { border-color: var(--ink); }
  .btn-whatsapp { background: var(--whatsapp); color: #fff; }
  .btn-whatsapp:hover { background: var(--whatsapp-dark); }
  .btn-lg { padding: 1.1rem 1.9rem; font-size: 1.02rem; }

  /* Link de tinta, sublinhado que escorre da esquerda */
  .link-arrow {
    display: inline-flex; align-items: baseline; gap: .45rem;
    font-weight: 500; text-decoration: none; color: var(--teal);
    position: relative; padding-bottom: 2px;
  }
  .link-arrow::before {
    content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
    background: currentColor; transform: scaleX(.35); transform-origin: left center;
    transition: transform .3s var(--ease);
  }
  .link-arrow:hover::before { transform: scaleX(1); }
  .link-arrow::after { content: '→'; font-family: var(--font-body); }

  /* ---- Cabeçalho de receituário ---- */
  .site-header {
    position: sticky; top: 0; z-index: 100;
    background: var(--paper);
    border-bottom: 1px solid transparent;
    transition: border-color .25s var(--ease);
  }
  .site-header.is-scrolled { border-bottom-color: var(--line); }
  .header-inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; height: var(--header-h); }
  .brand img { width: 128px; height: auto; }
  .header-actions { display: flex; align-items: center; gap: .8rem; }
  .btn-header { padding: .72rem 1.2rem; font-size: .92rem; }

  .site-nav > ul { display: flex; align-items: center; gap: .1rem; }
  .nav-link {
    display: inline-flex; align-items: center; gap: .4rem;
    padding: .55rem .8rem;
    font-weight: 500; font-size: .95rem; color: var(--ink);
    text-decoration: none; position: relative;
    transition: color .18s var(--ease);
  }
  .nav-link::after {
    content: ''; position: absolute; left: .8rem; right: .8rem; bottom: .2rem; height: 1px;
    background: var(--ink); transform: scaleX(0); transform-origin: left center;
    transition: transform .25s var(--ease);
  }
  .nav-link:hover::after, .nav-link.is-active::after { transform: scaleX(1); }
  .nav-link.is-active { color: var(--teal); }
  .nav-link.is-active::after { background: var(--teal); }
  .nav-caret { transition: transform .2s var(--ease); }
  .nav-trigger[aria-expanded='true'] .nav-caret { transform: rotate(180deg); }

  .nav-group { position: relative; }
  .nav-panel {
    position: absolute; top: calc(100% + 12px); left: 50%;
    translate: -50% 0; min-width: 310px;
    background: var(--surface); border: 1px solid var(--line-ink);
    border-radius: var(--radius-md); box-shadow: var(--shadow-paper);
    padding: .4rem; opacity: 0; visibility: hidden;
    transform: translateY(6px);
    transition: opacity .2s var(--ease), transform .2s var(--ease), visibility .2s;
  }
  .nav-group.is-open .nav-panel { opacity: 1; visibility: visible; transform: translateY(0); }
  .nav-sub {
    display: block; padding: .6rem .75rem; border-radius: var(--radius);
    text-decoration: none; transition: background-color .15s var(--ease);
  }
  .nav-sub:hover, .nav-sub.is-active { background: var(--paper-deep); }
  .nav-sub-label { display: block; font-weight: 500; font-size: .95rem; color: var(--ink); }
  .nav-sub.is-active .nav-sub-label { color: var(--teal); }
  .nav-sub-desc { display: block; font-size: .82rem; color: var(--ink-faint); }

  .nav-burger { display: none; }
  .nav-mobile-cta { display: none; }

  @media (max-width: 1023px) {
    .site-nav {
      position: fixed; inset: var(--header-h) 0 0 0; z-index: 99;
      background: var(--paper);
      border-top: 1px solid var(--line);
      padding: 2rem 1.4rem 2.5rem; overflow-y: auto;
      opacity: 0; visibility: hidden; transform: translateY(-8px);
      transition: opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
    }
    body.nav-open .site-nav { opacity: 1; visibility: visible; transform: translateY(0); }
    body.nav-open { overflow: hidden; }
    .site-nav > ul { display: block; }
    .site-nav > ul > li + li { border-top: 1px solid var(--line); }
    .nav-link {
      width: 100%; justify-content: space-between;
      font-family: var(--font-display); font-weight: 500;
      font-size: 1.45rem; letter-spacing: -.01em;
      padding: 1.05rem .25rem;
    }
    .nav-link::after { display: none; }
    .nav-panel {
      position: static; translate: none; min-width: 0; box-shadow: none;
      border: none; background: transparent; padding: 0 0 .8rem .25rem;
      display: none; opacity: 1; visibility: visible; transform: none;
    }
    .nav-group.is-open .nav-panel { display: block; }
    .nav-sub { padding: .5rem .5rem; }
    .nav-mobile-cta { display: block; margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--line-strong); }
    .nav-mobile-cta .btn { width: 100%; }
    .nav-mobile-info { margin-top: 1.1rem; font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); text-align: center; line-height: 2; }
    .btn-header { display: none; }
    .nav-burger { display: grid; gap: 5px; padding: .7rem .55rem; }
    .burger-line {
      width: 22px; height: 1.5px;
      background: var(--ink);
      transition: transform .25s var(--ease), opacity .2s var(--ease);
    }
    .nav-burger[aria-expanded='true'] .burger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
    .nav-burger[aria-expanded='true'] .burger-line:nth-child(2) { opacity: 0; }
    .nav-burger[aria-expanded='true'] .burger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
  }
  @media (min-width: 480px) and (max-width: 1023px) {
    .btn-header { display: inline-flex; }
  }

  /* ---- Ficha (ex-card): bloco de documento, borda de tinta fina ---- */
  .card {
    background: var(--surface); border: 1px solid var(--line);
    border-radius: var(--radius); padding: 1.75rem;
    transition: border-color .25s var(--ease);
  }
  .card:hover { border-color: var(--line-ink); }

  /* ---- FAQ, linhas de prontuário ---- */
  .faq-list { max-width: 780px; margin-inline: auto; border-top: 1px solid var(--line-strong); }
  .faq-item { border-bottom: 1px solid var(--line-strong); }
  .faq-item summary {
    display: flex; justify-content: space-between; align-items: baseline; gap: 1.25rem;
    padding: 1.35rem .25rem; cursor: pointer; list-style: none;
    font-family: var(--font-display); font-weight: 500;
    font-size: clamp(1.08rem, 1rem + .5vw, 1.3rem); color: var(--ink);
    transition: color .2s var(--ease);
  }
  .faq-item summary:hover { color: var(--teal); }
  .faq-item summary::-webkit-details-marker { display: none; }
  .faq-item summary::after {
    content: '+'; flex-shrink: 0;
    font-family: var(--font-body); font-weight: 400; font-size: 1.3rem;
    color: var(--ink-faint); line-height: 1;
    transition: transform .25s var(--ease);
  }
  .faq-item[open] summary::after { transform: rotate(45deg); color: var(--teal); }
  .faq-item .faq-body { padding: 0 .25rem 1.4rem; max-width: 62ch; }
  .faq-item[open] .faq-body { animation: faq-open .35s var(--ease); }
  @keyframes faq-open {
    from { opacity: 0; transform: translateY(-5px); }
  }

  /* ---- WhatsApp flutuante, selo quadrado, sem pulso ---- */
  .wa-float {
    position: fixed; right: 18px; bottom: 18px; z-index: 90;
    width: 54px; height: 54px; display: grid; place-items: center;
    background: var(--whatsapp); color: #fff; border-radius: 10px;
    box-shadow: 0 8px 22px -8px rgba(15, 135, 70, .55);
    transition: transform .2s var(--ease), background-color .2s var(--ease);
  }
  .wa-float:hover { transform: translateY(-3px); background: var(--whatsapp-dark); }

  /* ---- Breadcrumb, trilha de arquivo ---- */
  .breadcrumb { padding-top: 1.4rem; font-size: .8rem; letter-spacing: .06em; }
  .breadcrumb ol { display: flex; flex-wrap: wrap; gap: .4rem; list-style: none; padding: 0; }
  .breadcrumb li { display: flex; gap: .4rem; color: var(--ink-faint); text-transform: uppercase; }
  .breadcrumb li:not(:last-child)::after { content: '/'; color: var(--line-strong); }
  .breadcrumb a { color: var(--ink-faint); text-decoration: none; }
  .breadcrumb a:hover { color: var(--teal); }
  .breadcrumb [aria-current] { color: var(--ink); }

  /* ---- Reveal, tinta assentando: curto, sem deslize longo ---- */
  [data-reveal] { opacity: 0; transform: translateY(12px); }
  .is-revealed[data-reveal], [data-reveal].is-revealed {
    opacity: 1; transform: none;
    transition: opacity .65s var(--ease), transform .65s var(--ease);
    transition-delay: calc(var(--i, 0) * 60ms);
  }
  [data-reveal] .wash { background-size: 0% .38em; transition: background-size .75s var(--ease) .4s; }
  [data-reveal].is-revealed .wash { background-size: 100% .38em; }
  @media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    [data-reveal] { opacity: 1 !important; transform: none !important; transition: none !important; }
    [data-reveal] .wash { background-size: 100% .38em !important; }
    .rule::after { transform: scaleX(1) !important; transition: none !important; }
    *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  }
}

@layer sections {
  /* ---- Hero, capa de prontuário: texto editorial + foto sangrada ---- */
  .hero { padding-block: clamp(2rem, 4vw, 3.5rem) 0; overflow: clip; }
  .hero-grid { display: grid; gap: 2.75rem; }
  .hero-copy { max-width: 640px; }
  .hero-copy .eyebrow { margin-bottom: 1.3rem; font-size: .76rem; letter-spacing: .15em; }
  .hero h1 { font-size: var(--text-display); letter-spacing: -.018em; max-width: 15ch; }
  .hero-copy > p { margin-top: 1.4rem; font-size: var(--text-body-lg); max-width: 50ch; }
  .hero-ctas { display: flex; flex-wrap: wrap; align-items: center; gap: 1.1rem; margin-top: 2rem; }

  /* Linha de fatos, régua de ficha, não caixinhas */
  .fact-strip {
    display: grid; gap: 0;
    border-top: 1px solid var(--line-strong);
    margin-top: clamp(2.75rem, 6vw, 4.5rem);
  }
  .fact {
    display: flex; flex-direction: column; gap: .15rem;
    padding: 1.1rem .25rem;
    border-bottom: 1px solid var(--line);
  }
  .fact strong {
    font-family: var(--font-display); font-weight: 500;
    font-size: 1.18rem; color: var(--ink);
  }
  .fact span { font-size: var(--text-small); color: var(--ink-faint); }
  @media (min-width: 720px) {
    .fact-strip { grid-template-columns: repeat(4, 1fr); }
    .fact { border-bottom: 0; border-right: 1px solid var(--line); padding: 1.2rem 1.4rem 1.3rem; }
    .fact:first-child { padding-left: .25rem; }
    .fact:last-child { border-right: 0; }
  }

  .hero-figure { position: relative; margin: 0; }
  .hero-figure img { width: 100%; height: auto; }
  .hero-badge {
    position: absolute; left: clamp(.9rem, 3vw, 1.6rem); bottom: clamp(.9rem, 3vw, 1.6rem);
    background: var(--paper); color: var(--ink);
    border: 1.5px solid var(--ink); border-radius: 3px;
    padding: .6rem .85rem; max-width: 250px;
    transform: rotate(-1.6deg);
    box-shadow: var(--shadow-paper);
  }
  .hero-badge strong { display: block; font-size: .88rem; font-weight: 500; letter-spacing: .02em; }
  .hero-badge span { display: block; font-size: .68rem; font-weight: 500; letter-spacing: .13em; text-transform: uppercase; color: var(--ink-faint); margin-top: .2rem; }

  /* Mobile: foto sangra nas duas bordas */
  @media (max-width: 1023px) {
    .hero-figure { margin-inline: calc(50% - 50vw); }
    .hero-figure img { max-height: 66svh; object-fit: cover; object-position: top center; }
  }
  @media (min-width: 1024px) {
    .hero .container.hero-grid {
      display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
      gap: clamp(2.5rem, 5vw, 5rem); align-items: end;
      width: auto; max-width: none;
      margin-left: max(2.25rem, (100% - 1160px) / 2);
      margin-right: 0; padding-right: 0;
    }
    .hero-copy { padding-bottom: 2.5rem; }
    /* foto sangrada até a borda direita da viewport, sem radius */
    .hero-figure { justify-self: stretch; }
    .hero-figure img { max-height: min(78svh, 760px); object-fit: cover; object-position: top center; width: 100%; }
  }

  /* ---- Tratamentos, tabela de receituário ---- */
  .tx-section { border-top: 1px solid var(--line); }
  .tx-group { margin-top: 2.6rem; }
  .tx-group-label {
    font-size: var(--text-label); font-weight: 500; letter-spacing: .18em;
    text-transform: uppercase; color: var(--copper);
    margin-bottom: .4rem;
  }
  .tx-list { border-top: 1px solid var(--line-strong); }
  .tx-row {
    display: grid; grid-template-columns: 1fr; gap: .5rem 2rem;
    align-items: center;
    padding: 1.35rem .25rem;
    border-bottom: 1px solid var(--line-strong);
    text-decoration: none; position: relative;
    transition: background-color .25s var(--ease), padding-left .3s var(--ease);
  }
  .tx-row::before {
    content: ''; position: absolute; left: 0; top: 14%; bottom: 14%; width: 4px;
    background: var(--aqua); opacity: 0;
    transition: opacity .25s var(--ease);
  }
  a.tx-row:hover { background: var(--surface); padding-left: 1.1rem; }
  a.tx-row:hover::before { opacity: 1; }
  .tx-row h3 { font-size: clamp(1.3rem, 1.1rem + 1vw, 1.8rem); color: var(--ink); transition: color .2s var(--ease); }
  a.tx-row:hover h3 { color: var(--teal); }
  .tx-row p { font-size: .96rem; color: var(--ink-soft); max-width: 52ch; }
  .tx-cta {
    display: none;
    font-weight: 500; font-size: .92rem; color: var(--teal); white-space: nowrap;
  }
  .tx-cta:not(:empty)::after { content: ' →'; }
  .tx-thumb {
    width: 86px; height: 86px; flex-shrink: 0;
    border: 1px solid var(--line-strong); border-radius: 3px;
    overflow: hidden; background: var(--surface);
  }
  .tx-thumb img { width: 100%; height: 100%; object-fit: cover; }
  .tx-row.has-thumb { grid-template-columns: auto 1fr; }
  .tx-row.has-thumb .tx-thumb { grid-row: 1 / span 2; }
  @media (min-width: 900px) {
    .tx-row { grid-template-columns: minmax(0, .95fr) minmax(0, 1.1fr) auto; }
    .tx-row.has-thumb { grid-template-columns: auto minmax(0, .85fr) minmax(0, 1.1fr) auto; }
    .tx-row.has-thumb .tx-thumb { grid-row: auto; }
    .tx-cta { display: inline; }
  }

  /* ---- Split editorial ---- */
  .split { display: grid; gap: 2.75rem; align-items: center; }
  .split-figure img { border-radius: var(--radius); }
  .split-body h2 { max-width: 22ch; }
  .split-body > p { margin-top: 1.15rem; }
  .split-body ul { margin-top: 1.5rem; display: grid; gap: 0; border-top: 1px solid var(--line); }
  .split-body ul li {
    display: flex; gap: .8rem; align-items: baseline; color: var(--ink-soft);
    padding: .75rem .1rem; border-bottom: 1px solid var(--line);
  }
  .split-body ul li::before { content: '—'; color: var(--copper); flex-shrink: 0; font-weight: 500; }
  .split-body ul svg { display: none; }
  .split-body .btn, .split-body .link-arrow { margin-top: 1.7rem; }
  @media (min-width: 1024px) {
    .split { grid-template-columns: repeat(2, 1fr); gap: 5rem; }
    .split.is-flipped .split-figure { order: 2; }
  }

  /* ---- Ficha do responsável técnico ---- */
  .doctor { background: var(--paper-deep); border-block: 1px solid var(--line); }
  .doctor-grid { display: grid; gap: 2.75rem; }
  .doctor-figure { max-width: 420px; width: 100%; position: relative; }
  .doctor-figure img { border-radius: 3px; border: 1px solid var(--line-strong); }
  .doctor-figure figcaption {
    margin-top: .7rem;
    font-size: .72rem; font-weight: 500; letter-spacing: .13em; text-transform: uppercase;
    color: var(--ink-faint);
  }
  .record { border-top: 1px solid var(--line-strong); margin-top: 1.6rem; }
  .record-row {
    display: grid; grid-template-columns: minmax(96px, 150px) 1fr; gap: 1.25rem;
    padding: .8rem .1rem; border-bottom: 1px solid var(--line-strong);
    font-size: var(--text-small);
  }
  .record-row dt {
    font-size: .7rem; font-weight: 500; letter-spacing: .16em; text-transform: uppercase;
    color: var(--ink-faint); padding-top: .18em;
  }
  .record-row dd { color: var(--ink); font-weight: 500; }
  .doctor-body > p { margin-top: 1.15rem; }
  .doctor-body > p:first-of-type { margin-top: 1.8rem; }
  .doctor-cro { display: none; }
  @media (min-width: 1024px) {
    .doctor-grid { grid-template-columns: minmax(0, .78fr) minmax(0, 1.22fr); gap: 5rem; align-items: start; }
    .doctor-figure { position: sticky; top: calc(var(--header-h) + 2rem); }
  }

  /* ---- Registros de pacientes (depoimentos) ---- */
  .reviews-intro { margin-bottom: .5rem; }
  .review-rail { display: grid; gap: 0 3.5rem; margin-top: 1.5rem; }
  .review-card {
    padding: 1.9rem .1rem;
    border-bottom: 1px solid var(--line-strong);
    break-inside: avoid;
  }
  .review-card blockquote {
    font-family: var(--font-display); font-weight: 500;
    font-size: clamp(1.06rem, 1rem + .4vw, 1.24rem); line-height: 1.5;
    color: var(--ink);
  }
  .review-card blockquote::before { content: '“ '; color: var(--aqua); font-size: 1.6em; line-height: 0; vertical-align: -.18em; }
  .review-author { display: flex; align-items: baseline; gap: .7rem; margin-top: 1.1rem; }
  .review-author strong {
    font-family: var(--font-display); font-style: italic; font-weight: 500;
    font-size: 1.05rem; color: var(--ink-soft);
  }
  .review-author span {
    font-size: .7rem; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
    color: var(--ink-faint);
  }
  .review-avatar { display: none; }
  @media (min-width: 900px) {
    .review-rail { grid-template-columns: repeat(2, 1fr); }
  }

  /* ---- Unidades, fichas de endereço ---- */
  .units-grid { display: grid; gap: 1.5rem; }
  .unit-card { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
  .unit-card h3 { padding: 1.4rem 1.6rem 1.1rem; display: flex; align-items: center; gap: .6rem; }
  .unit-card h3 svg { color: var(--teal); }
  .unit-card address {
    color: var(--ink-soft); line-height: 1.6;
    padding: 1.1rem 1.6rem; border-top: 1px solid var(--line);
  }
  .unit-meta {
    font-size: var(--text-small); color: var(--ink-faint);
    padding: .9rem 1.6rem; border-top: 1px solid var(--line);
  }
  .unit-links {
    display: flex; flex-wrap: wrap; gap: .6rem;
    margin-top: auto; padding: 1.2rem 1.6rem 1.5rem; border-top: 1px solid var(--line);
  }
  @media (min-width: 768px) { .units-grid { grid-template-columns: repeat(2, 1fr); } }

  /* ---- CTA final, bloco de tinta (papel invertido) ---- */
  /* Sempre a última seção do main: emenda no footer ink sem faixa de papel */
  .cta-final { background: var(--ink); color: var(--paper); margin-bottom: calc(var(--space-xl) * -1); }
  .cta-inner { max-width: 720px; }
  .cta-final h2 { color: var(--paper); font-size: var(--text-h2); max-width: 22ch; }
  .cta-final h2 em { color: var(--aqua); }
  .cta-final p { color: rgba(251, 249, 244, .78); margin-top: 1.1rem; font-size: var(--text-body-lg); max-width: 52ch; }
  .cta-final .hero-ctas { margin-top: 2rem; }
  .cta-final .btn-ghost { border-color: rgba(251, 249, 244, .38); color: var(--paper); }
  .cta-final .btn-ghost:hover { border-color: var(--paper); background: rgba(251, 249, 244, .07); }
  .cta-note {
    margin-top: 2.4rem; display: inline-block;
    color: rgba(251, 249, 244, .62);
  }
  .cta-final .stamp { color: rgba(251, 249, 244, .75); margin-top: 1.9rem; }

  /* ---- Página interna: cabeçalho de ficha ---- */
  .page-hero { padding-block: clamp(2.25rem, 4vw, 3.75rem) clamp(1.75rem, 3vw, 2.75rem); }
  .page-hero h1 { max-width: 22ch; }
  .page-hero .lead { margin-top: 1.2rem; font-size: var(--text-body-lg); max-width: 56ch; }
  .page-hero .hero-ctas { margin-top: 1.8rem; }
  .page-hero .container { position: relative; }
  .page-hero .container::after {
    content: ''; display: block; margin-top: clamp(1.75rem, 3vw, 2.75rem);
    height: 1px; background: var(--line-strong);
  }

  /* ---- Prosa ---- */
  .prose { max-width: 720px; }
  .prose h2 { margin-top: 2.8rem; font-size: clamp(1.5rem, 1.25rem + 1vw, 2rem); }
  .prose h3 { margin-top: 1.9rem; }
  .prose p { margin-top: 1rem; }
  .prose ul, .prose ol { margin-top: 1rem; padding-left: 1.2rem; color: var(--ink-soft); display: grid; gap: .5rem; }
  .prose ul { list-style: none; padding-left: 0; }
  .prose ul li { display: flex; gap: .7rem; align-items: baseline; }
  .prose ul li::before { content: '—'; color: var(--copper); flex-shrink: 0; font-weight: 500; }

  /* ---- Etapas, protocolo numerado de ficha ---- */
  .steps { counter-reset: step; display: grid; gap: 0; margin-top: 1.7rem; border-top: 1px solid var(--line-strong); }
  .step {
    counter-increment: step;
    padding: 1.35rem .1rem;
    border-bottom: 1px solid var(--line-strong);
    display: grid; grid-template-columns: auto 1fr; gap: 1.4rem; align-items: baseline;
  }
  .step::before {
    content: counter(step, decimal-leading-zero);
    font-family: var(--font-display); font-style: italic; font-weight: 500;
    font-size: 1.5rem; color: var(--copper); line-height: 1;
  }
  .step strong { display: block; margin-bottom: .25rem; font-family: var(--font-display); font-size: 1.15rem; }
  .step p { font-size: .96rem; }

  /* ---- Relacionadas, índice de arquivo ---- */
  .related { border-top: 1px solid var(--line); background: var(--paper-deep); }
  .related-grid { display: grid; gap: 0; border-top: 1px solid var(--line-strong); max-width: 860px; margin-inline: auto; }
  .related-card {
    text-decoration: none; padding: 1.3rem .25rem;
    border: 0; border-bottom: 1px solid var(--line-strong); border-radius: 0;
    background: transparent;
    display: grid; gap: .3rem 2rem; align-items: baseline;
    transition: padding-left .3s var(--ease);
  }
  .related-card:hover { padding-left: 1rem; border-color: var(--line-strong); }
  .related-card h3 { font-size: 1.2rem; color: var(--ink); transition: color .2s var(--ease); }
  .related-card:hover h3 { color: var(--teal); }
  .related-card p { font-size: .92rem; margin: 0; }
  .related-card .link-arrow { display: none; }
  @media (min-width: 768px) {
    .related-card { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); }
  }

  /* ---- Contato ---- */
  .contact-grid { display: grid; gap: 1.25rem; }
  @media (min-width: 1024px) { .contact-grid { grid-template-columns: repeat(2, 1fr); } }
  .contact-channel { display: flex; gap: 1.1rem; align-items: flex-start; padding: 1.5rem 1.6rem; }
  .contact-channel svg { flex-shrink: 0; color: var(--teal); margin-top: 3px; }
  .contact-channel strong { display: block; font-family: var(--font-display); font-size: 1.1rem; }
  .contact-channel p { font-size: var(--text-small); }
  .contact-channel a { font-weight: 500; }
}

@layer utilities {
  .bg-surface { background: var(--surface); }
  .bg-wash { background: var(--paper-deep); }
  .bg-grid { background-image: none; }
  .border-top { border-top: 1px solid var(--line); }
  .mt-sm { margin-top: var(--space-sm); }
  .mt-md { margin-top: var(--space-md); }
  .text-center { text-align: center; }
  .visually-hidden {
    position: absolute; width: 1px; height: 1px; margin: -1px;
    clip-path: inset(50%); overflow: hidden; white-space: nowrap;
  }
}

/* ---- Rodapé de receituário (fora de layer p/ especificidade) ---- */
.site-footer {
  background: var(--ink); color: #C9D6D1;
  padding: clamp(3rem, 6vw, 4.5rem) 0 2rem; margin-top: var(--space-xl);
}
.site-footer .footer-grid { display: grid; gap: 2.25rem; }
.site-footer .footer-brand img { width: 164px; }
.site-footer .footer-brand p { color: #9DAFA9; margin-top: 1.1rem; font-size: var(--text-small); max-width: 34ch; }
.site-footer .footer-cro {
  font-size: .72rem; letter-spacing: .12em; text-transform: uppercase;
  color: #8AA09A; margin-top: 1.2rem; line-height: 1.9;
}
.site-footer .footer-title {
  font-size: var(--text-label); font-weight: 500; letter-spacing: .18em; text-transform: uppercase;
  color: #8AA09A; margin-bottom: 1rem;
  padding-bottom: .6rem; border-bottom: 1px solid rgba(201, 214, 209, .18);
}
.site-footer address { color: #C9D6D1; font-size: var(--text-small); line-height: 1.65; margin-bottom: .7rem; }
.site-footer .footer-unit p { font-size: var(--text-small); margin-bottom: .7rem; color: #C9D6D1; }
.site-footer .footer-link {
  display: block; color: #E4EBE8; text-decoration: none;
  font-size: var(--text-small); font-weight: 500; padding-block: .25rem;
}
.site-footer .footer-link:hover { color: var(--aqua); }
.site-footer .footer-social { display: flex; gap: .8rem; margin-top: 1.1rem; }
.site-footer .footer-social a {
  display: grid; place-items: center; width: 40px; height: 40px;
  border: 1px solid rgba(201, 214, 209, .28); border-radius: var(--radius); color: #E4EBE8;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.site-footer .footer-social a:hover { border-color: var(--aqua); color: var(--aqua); }
.site-footer .footer-nav {
  display: flex; flex-wrap: wrap; gap: .35rem 1.5rem;
  border-top: 1px solid rgba(201, 214, 209, .14); margin-top: 2.5rem; padding-top: 1.75rem;
}
.site-footer .footer-nav a { color: #9DAFA9; text-decoration: none; font-size: .85rem; padding-block: .2rem; }
.site-footer .footer-nav a:hover { color: var(--aqua); }
.site-footer .footer-bottom {
  display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; justify-content: space-between;
  margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid rgba(201, 214, 209, .14);
  font-size: .82rem; color: #8AA09A;
}
.site-footer .footer-bottom p { color: #8AA09A; }
.site-footer .footer-bottom a { color: #9DAFA9; }
@media (min-width: 768px) { .site-footer .footer-grid { grid-template-columns: 1.2fr 1fr 1fr 1fr; gap: 2rem; } }