/* =========================================================
   Drumond e Fernandes Advogados Associados
   Sistema Visual — Roman Lapidária
   CSS3 puro, mobile-first, sem framework, sem build step.
   ========================================================= */

/* ----- Tokens institucionais ----- */
:root {
  /* Paleta */
  --iuris-black: #1A1F2E;
  --travertino: #F4F1EA;
  --travertino-light: #FAF7F0;
  --porfido: #8B2332;
  --lapide: #6B7280;
  --filete: #D4D2CC;

  /* Tipografia */
  --font-display: 'Cinzel', 'Trajan Pro', 'Times New Roman', serif;
  --font-body: 'Source Serif 4', 'Source Serif Pro', Georgia, serif;
  --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Escala tipográfica fluida */
  --fs-hero: clamp(2.25rem, 1.4rem + 4.2vw, 4rem);          /* até 64px */
  --fs-h1: clamp(2rem, 1.3rem + 3.4vw, 3.25rem);            /* até 52px */
  --fs-h2: clamp(1.5rem, 1.1rem + 1.8vw, 2.125rem);         /* até 34px */
  --fs-h3: clamp(1.125rem, 0.95rem + 0.8vw, 1.375rem);      /* até 22px */
  --fs-body: clamp(1rem, 0.95rem + 0.2vw, 1.125rem);        /* 16-18px */
  --fs-body-lg: clamp(1.0625rem, 0.95rem + 0.55vw, 1.25rem);/* 17-20px */
  --fs-ui: 0.875rem;                                         /* 14px */
  --fs-caption: 0.8125rem;                                   /* 13px */

  /* Espaçamento */
  --container: 1200px;
  --gutter: 24px;
  --section-y: clamp(3rem, 5vw, 6rem);
  --section-y-sm: clamp(2rem, 3.5vw, 3.5rem);

  /* Tracking institucional */
  --track-wordmark: 0.24em;
  --track-title: 0.18em;
  --track-eyebrow: 0.32em;

  /* Linha */
  --filete-line: 0.75px;

  /* ----- Tokens introduzidos em v1.1 (Fase 1) ----- */
  /* Superfície dark (seção --dark) */
  --surface-dark: var(--iuris-black);
  --surface-dark-text: var(--travertino);
  --surface-dark-accent: #C44455;                 /* porfido clareado para contraste WCAG em dark */
  --surface-dark-filete: rgba(244, 241, 234, 0.18); /* filete em dark = travertino opaco */

  /* Tratamento fotográfico institucional */
  --photo-treatment: grayscale(100%) sepia(0.08) contrast(1.05);

  /* Motion (reveal-on-scroll) */
  --motion-fade-duration: 700ms;
  --motion-fade-easing: cubic-bezier(0.16, 1, 0.3, 1);
  --motion-stagger: 120ms;
  --motion-fade-translate: 12px;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--travertino);
  color: var(--iuris-black);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--iuris-black);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color 200ms ease, border-color 200ms ease;
}

a:hover,
a:focus-visible { color: var(--porfido); border-bottom-color: var(--porfido); }

a:focus-visible {
  outline: 2px solid var(--porfido);
  outline-offset: 3px;
  border-bottom-color: transparent;
}

/* ----- Tipografia hierárquica ----- */
h1, h2, h3, h4 { margin: 0 0 0.5em; color: var(--iuris-black); }

.eyebrow {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--lapide);
  margin: 0 0 1.25rem;
}

.h-hero {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-hero);
  letter-spacing: var(--track-wordmark);
  line-height: 1.1;
  text-transform: uppercase;
  color: var(--iuris-black);
}

.h-1, h1 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-h1);
  letter-spacing: var(--track-title);
  line-height: 1.15;
  text-transform: uppercase;
}

.h-2, h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--fs-h2);
  letter-spacing: var(--track-title);
  line-height: 1.2;
  text-transform: uppercase;
}

.h-3, h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: var(--fs-h3);
  letter-spacing: 0;
  line-height: 1.35;
}

p { margin: 0 0 1.25rem; max-width: 68ch; }

.lead {
  font-size: var(--fs-body-lg);
  line-height: 1.6;
  color: var(--iuris-black);
  max-width: 64ch;
}

.lead--alt {
  margin-top: 1rem;
  font-style: italic;
  color: var(--lapide);
  font-size: calc(var(--fs-body-lg) * 0.92);
}

.link-inline {
  color: var(--porfido);
  text-decoration: none;
  font-weight: 600;
  font-family: var(--font-ui);
  letter-spacing: 0.04em;
  font-size: var(--fs-ui);
  text-transform: uppercase;
}

.link-inline:hover,
.link-inline:focus {
  text-decoration: underline;
}

.subtitle {
  font-family: var(--font-body);
  font-weight: 400;
  font-style: italic;
  font-size: var(--fs-body-lg);
  color: var(--lapide);
  margin: 0 0 2rem;
  max-width: 60ch;
}

/* ----- Container ----- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.narrow { max-width: 880px; }

/* ----- Filete (único divisor permitido) ----- */
.filete {
  border: 0;
  border-top: var(--filete-line) solid var(--porfido);
  margin: 0;
  width: 100%;
}

.filete-sutil {
  border: 0;
  border-top: var(--filete-line) solid var(--filete);
  margin: 0;
  width: 100%;
}

/* =========================================================
   HEADER + NAV
   ========================================================= */
.site-header {
  background: var(--travertino);
  border-bottom: var(--filete-line) solid var(--filete);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.25rem 0;
}

.site-header__logo {
  display: flex;
  align-items: center;
  border: 0;
  flex-shrink: 0;
}

.site-header__logo:hover,
.site-header__logo:focus-visible { color: var(--iuris-black); border: 0; }

.site-header__logo svg {
  height: 36px;
  width: auto;
}

@media (min-width: 768px) {
  .site-header__logo svg { height: 40px; }
}

/* Nav mobile-first com hamburger CSS-only */
.nav-toggle { display: none; }

.nav-toggle-label {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 44px;
  height: 44px;
  padding: 12px 8px;
  flex-shrink: 0;
  cursor: pointer;
  z-index: 110;
  /* Touch target WCAG 2.5.5 / Apple HIG 44x44pt. Hit area expandido via padding.
     flex-shrink: 0 evita encolhimento dentro do flex container do header. */
}

.nav-toggle-label span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: var(--iuris-black);
  transition: transform 250ms ease, opacity 250ms ease;
  transform-origin: center;
}

.nav-toggle:checked ~ .nav-toggle-label span:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}
.nav-toggle:checked ~ .nav-toggle-label span:nth-child(2) { opacity: 0; }
.nav-toggle:checked ~ .nav-toggle-label span:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

.site-nav {
  position: fixed;
  inset: 72px 0 0 0;
  background: var(--travertino);
  padding: 2rem var(--gutter);
  transform: translateX(100%);
  transition: transform 300ms ease;
  border-top: var(--filete-line) solid var(--filete);
  overflow-y: auto;
}

.nav-toggle:checked ~ .site-nav { transform: translateX(0); }

.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.site-nav__link {
  display: block;
  font-family: var(--font-ui);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 0.875rem 0;
  border-bottom: var(--filete-line) solid var(--filete);
  color: var(--iuris-black);
}

.site-nav__link[aria-current="page"] { color: var(--porfido); }

@media (min-width: 768px) {
  .nav-toggle-label { display: none; }
  .site-nav {
    position: static;
    inset: auto;
    padding: 0;
    background: transparent;
    transform: none;
    border: 0;
    overflow: visible;
  }
  .site-nav__list {
    flex-direction: row;
    gap: 1.75rem;
    align-items: center;
  }
  .site-nav__link {
    padding: 0.25rem 0;
    border-bottom: 1px solid transparent;
    font-size: var(--fs-ui);
    letter-spacing: 0.05em;
  }
  .site-nav__link:hover,
  .site-nav__link:focus-visible { border-bottom-color: var(--porfido); }
  .site-nav__link[aria-current="page"] { border-bottom-color: var(--porfido); }
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  padding: clamp(3.5rem, 7vw, 7rem) 0 clamp(3rem, 5vw, 5rem);
  background: var(--travertino);
}

.hero--curto { padding: clamp(2.5rem, 4vw, 4rem) 0 clamp(2rem, 3vw, 3rem); }

.hero__title { margin: 0 0 1.5rem; }
.hero__lead { margin-top: 1.5rem; }

.hero__filete {
  width: 56px;
  border: 0;
  border-top: var(--filete-line) solid var(--porfido);
  margin: 0 0 2rem;
}

/* =========================================================
   SEÇÕES
   ========================================================= */
.section {
  padding: var(--section-y) 0;
}

.section--sm { padding: var(--section-y-sm) 0; }

.section--light { background: var(--travertino-light); }

.section--travertino { background: var(--travertino); }

.section__head {
  margin-bottom: clamp(2rem, 3vw, 3rem);
  max-width: 720px;
}

.section__head .subtitle { margin-bottom: 0; }

/* =========================================================
   GRIDS — cartões institucionais minimalistas
   ========================================================= */
.grid-areas {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  border-top: var(--filete-line) solid var(--filete);
}

.grid-areas .card-area {
  border-bottom: var(--filete-line) solid var(--filete);
}

@media (min-width: 768px) {
  .grid-areas {
    grid-template-columns: repeat(2, 1fr);
    border-left: var(--filete-line) solid var(--filete);
  }
  .grid-areas .card-area {
    border-right: var(--filete-line) solid var(--filete);
  }
}

@media (min-width: 1200px) {
  .grid-areas { grid-template-columns: repeat(3, 1fr); }
}

.card-area {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 2rem 1.75rem;
  min-height: 240px;
  background: transparent;
  border: 0;
  text-decoration: none;
  transition: background 200ms ease;
}

.card-area:hover,
.card-area:focus-visible {
  background: var(--travertino-light);
  color: var(--iuris-black);
  border: 0;
  outline: 0;
}

.card-area:focus-visible { box-shadow: inset 0 0 0 2px var(--porfido); }

.card-area__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.0625rem;
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  color: var(--iuris-black);
  margin: 0 0 0.5rem;
}

.card-area__desc {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--lapide);
  margin: 0.375rem 0 0;
  max-width: 32ch;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-area__hint {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--lapide);
  margin: auto 0 0;
}

.card-area:hover .card-area__hint { color: var(--porfido); }

/* Grid de perfis ("Quem Atendemos") */
.grid-perfis {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 2.5rem;
}

@media (min-width: 768px) {
  .grid-perfis { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
}

@media (min-width: 1200px) {
  .grid-perfis { grid-template-columns: repeat(3, 1fr); }
}

.card-perfil {
  display: block;
  padding: 2rem 0 2rem;
  border-top: var(--filete-line) solid var(--porfido);
  border-bottom: 0;
}

.card-perfil:hover,
.card-perfil:focus-visible {
  border-top-color: var(--porfido);
  border-bottom: 0;
}

.card-perfil__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  color: var(--iuris-black);
  margin: 0 0 1rem;
}

.card-perfil__desc {
  font-size: 1rem;
  color: var(--iuris-black);
  margin: 0 0 1.25rem;
  max-width: 42ch;
}

.card-perfil__cta {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--lapide);
}

.card-perfil:hover .card-perfil__cta,
.card-perfil:focus-visible .card-perfil__cta { color: var(--porfido); }

/* =========================================================
   ÁREAS — lista de seções com âncora
   ========================================================= */
.area-bloco {
  padding: 2.5rem 0;
  border-bottom: var(--filete-line) solid var(--filete);
  scroll-margin-top: 100px;
}

.area-bloco:last-of-type { border-bottom: 0; }

.area-bloco__title { margin-bottom: 0.75rem; }

.area-bloco__desc { max-width: 70ch; margin: 0 0 1.5rem; }

.area-bloco__frentes-titulo {
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--lapide);
  margin: 1.5rem 0 0.75rem;
}

.area-bloco__frentes {
  list-style: none;
  padding: 0;
  margin: 0;
  max-width: 70ch;
  border-top: 0.75px solid var(--filete);
}

.area-bloco__frentes li {
  padding: 0.875rem 0 0.875rem 1.5rem;
  border-bottom: 0.75px solid var(--filete);
  position: relative;
  font-size: var(--fs-body);
  line-height: 1.65;
}

.area-bloco__frentes li::before {
  content: "—";
  position: absolute;
  left: 0;
  top: 0.875rem;
  color: var(--porfido);
}

.area-bloco__frentes li strong {
  color: var(--iuris-black);
  font-weight: 600;
}

/* =========================================================
   EQUIPE
   ========================================================= */
.socio {
  padding: 2.5rem 0;
  border-top: var(--filete-line) solid var(--porfido);
}

.socio:first-of-type { border-top: var(--filete-line) solid var(--porfido); }

.socio {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  padding: 3rem 0;
  border-top: var(--filete-line) solid var(--filete);
}

@media (min-width: 768px) {
  .socio {
    grid-template-columns: 200px 1fr;
    gap: 3rem;
  }
}

.socio__foto {
  width: 200px;
  height: 240px;
  background: var(--travertino);
  border: 0.75px solid var(--filete);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.socio__foto-placeholder {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 3rem;
  color: var(--iuris-black);
  letter-spacing: 0.05em;
  opacity: 0.4;
}

.socio__foto img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.socio__nome {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2rem);
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  margin: 0 0 0.5rem;
}

.socio__oab {
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  letter-spacing: 0.06em;
  color: var(--lapide);
  margin: 0 0 1.5rem;
}

.socio__bio { max-width: 70ch; }

.socio__bio p {
  margin-bottom: 1rem;
}

.socio__publico {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 0.75px solid var(--filete);
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  color: var(--lapide);
}

.socio__publico a {
  color: var(--porfido);
  text-decoration: none;
  font-weight: 600;
}

.socio__publico a:hover,
.socio__publico a:focus {
  text-decoration: underline;
}

.associado {
  padding: 2.5rem 0;
  border-top: var(--filete-line) solid var(--filete);
}

.associado:first-of-type {
  border-top: var(--filete-line) solid var(--porfido);
}

.associado__nome {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.25rem, 1rem + 0.8vw, 1.625rem);
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  margin: 0 0 0.5rem;
  color: var(--iuris-black);
}

.associado__oab {
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  letter-spacing: 0.06em;
  color: var(--lapide);
  margin: 0 0 1.25rem;
}

.associado__bio {
  max-width: 70ch;
}

.associado__bio p {
  margin-bottom: 1rem;
}

.associado__papel {
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  letter-spacing: 0.04em;
  color: var(--lapide);
  margin: 0;
}

/* =========================================================
   FORMULÁRIOS
   ========================================================= */
.form {
  max-width: 640px;
  margin-top: 2rem;
}

.form__row {
  margin-bottom: 1.5rem;
}

.form__label {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--iuris-black);
  margin-bottom: 0.5rem;
}

.form__label .req { color: var(--porfido); }

.form__hint {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  color: var(--lapide);
  margin: 0.25rem 0 0;
}

.form__input,
.form__textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--iuris-black);
  background: var(--travertino-light);
  border: 1px solid var(--filete);
  border-radius: 0;
  transition: border-color 180ms ease;
}

.form__input:focus,
.form__textarea:focus {
  outline: none;
  border-color: var(--porfido);
}

.form__textarea { min-height: 140px; resize: vertical; }

.form__radio-group {
  display: flex;
  gap: 2rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.form__radio {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  font-family: var(--font-body);
  font-size: 1rem;
  cursor: pointer;
  min-height: 44px;
  padding: 0.5rem 0;
  /* Touch target WCAG 2.5.5 / Apple HIG 44pt mínimo. */
}

.form__radio input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--porfido);
  margin: 0;
}

.form__check {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  line-height: 1.55;
  color: var(--iuris-black);
  cursor: pointer;
}

.form__check input[type="checkbox"] {
  margin-top: 3px;
  width: 18px;
  height: 18px;
  accent-color: var(--porfido);
  flex-shrink: 0;
}

.form__submit {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  background: var(--iuris-black);
  color: var(--travertino);
  border: 0;
  padding: 1rem 2rem;
  cursor: pointer;
  transition: background 200ms ease;
}

.form__submit:hover,
.form__submit:focus-visible {
  background: var(--porfido);
  outline: 0;
}

.form__submit:focus-visible {
  outline: 2px solid var(--porfido);
  outline-offset: 3px;
}

/* Box de aviso/cláusula IA */
.aviso-box {
  padding: 1.75rem 1.875rem;
  background: var(--travertino-light);
  border-left: 2px solid var(--porfido);
  margin: 2rem 0;
}

.aviso-box__title {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--lapide);
  margin: 0 0 0.75rem;
}

.aviso-box p { margin: 0; font-size: 1rem; max-width: none; }

/* Cloudflare Turnstile placeholder */
.cf-turnstile-wrap {
  margin: 1.5rem 0 2rem;
  min-height: 78px;
}

/* =========================================================
   PILOTO — responsável técnico
   ========================================================= */
.responsavel {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  margin-top: 2.5rem;
}

@media (min-width: 768px) {
  .responsavel { grid-template-columns: 200px 1fr; gap: 3rem; }
}

.responsavel__retrato {
  width: 200px;
  height: 240px;
  background: var(--travertino);
  border: 1px solid var(--filete);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 3rem;
  letter-spacing: var(--track-title);
  color: var(--lapide);
}

.responsavel__nome {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.375rem;
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  margin: 0 0 0.25rem;
}

.responsavel__oab {
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  color: var(--lapide);
  margin: 0 0 0.75rem;
}

.responsavel__papel {
  font-size: 1rem;
  color: var(--iuris-black);
  margin: 0;
  max-width: 50ch;
}

.responsavel__publico {
  margin-top: 1rem;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
}

.responsavel__publico a {
  color: var(--porfido);
  text-decoration: none;
  font-weight: 600;
}

.responsavel__publico a:hover,
.responsavel__publico a:focus {
  text-decoration: underline;
}

.subtitle--soft {
  color: var(--lapide);
  font-style: italic;
  margin-bottom: 1.5rem;
}

.lista-pressupostos {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  max-width: 64ch;
}

.lista-pressupostos li {
  padding: 1.25rem 0;
  border-top: 0.75px solid var(--filete);
  font-size: var(--fs-body);
  line-height: 1.7;
}

.lista-pressupostos li:last-child {
  border-bottom: 0.75px solid var(--filete);
}

.lista-pressupostos li strong {
  color: var(--iuris-black);
  display: block;
  margin-bottom: 0.25rem;
  font-family: var(--font-display);
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: 1rem;
}

/* =========================================================
   MÉTODO EM ETAPAS
   ========================================================= */
.etapas {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  counter-reset: etapa;
}

.etapa {
  position: relative;
  padding: 1.75rem 0 1.75rem 4rem;
  border-bottom: var(--filete-line) solid var(--filete);
  counter-increment: etapa;
}

.etapa:last-child { border-bottom: 0; }

.etapa::before {
  content: counter(etapa, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.75rem;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--porfido);
}

.etapa__title {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.125rem;
  margin: 0 0 0.375rem;
}

.etapa__desc { margin: 0; max-width: 60ch; }

/* =========================================================
   FOOTER INSTITUCIONAL
   ========================================================= */
.site-footer {
  background: var(--iuris-black);
  color: var(--travertino);
  padding: clamp(3rem, 5vw, 4.5rem) 0 2rem;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  line-height: 1.7;
}

.site-footer__wordmark {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.125rem, 0.9rem + 1vw, 1.5rem);
  letter-spacing: var(--track-wordmark);
  text-transform: uppercase;
  color: var(--travertino);
  margin: 0 0 2rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
  }
}

.site-footer h3 {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--filete);
  margin: 0 0 1rem;
}

.site-footer p {
  color: var(--travertino);
  margin: 0 0 1rem;
  max-width: 64ch;
}

.site-footer p.small {
  font-size: var(--fs-caption);
  color: var(--filete);
  line-height: 1.65;
}

.site-footer a {
  color: var(--travertino);
  border-bottom: 1px solid transparent;
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: var(--travertino);
  border-bottom-color: var(--porfido);
}

.site-footer__filete {
  border: 0;
  border-top: var(--filete-line) solid var(--filete);
  opacity: 0.25;
  margin: 0 0 2rem;
}

.site-footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: var(--filete-line) solid rgba(244, 241, 234, 0.15);
}

@media (min-width: 768px) {
  .site-footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.site-footer__links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-footer__links a {
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
}

.site-footer__copy {
  font-size: var(--fs-caption);
  color: var(--filete);
  margin: 0;
}

/* =========================================================
   UTILIDADES
   ========================================================= */
.text-secondary { color: var(--lapide); }
.text-acento { color: var(--porfido); }

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: 2rem; }
.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: 2rem; }

/* Skip-link de acessibilidade */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--iuris-black);
  color: var(--travertino);
  padding: 0.75rem 1rem;
  z-index: 200;
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
}

.skip-link:focus {
  left: 0;
  color: var(--travertino);
  border: 0;
  outline: 2px solid var(--porfido);
  outline-offset: -2px;
}

/* Bloco de endereço */
.endereco-bloco {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: var(--filete-line) solid var(--porfido);
  max-width: 520px;
}

.endereco-bloco h3 {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--lapide);
  margin: 0 0 0.75rem;
}

.endereco-bloco address {
  font-style: normal;
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
}

/* Listas técnicas */
ul.lista-tec,
ol.lista-tec {
  list-style: none;
  margin: 1.25rem 0;
  padding: 0;
}

ul.lista-tec li,
ol.lista-tec li {
  padding: 0.5rem 0 0.5rem 1.5rem;
  position: relative;
  max-width: 64ch;
}

ul.lista-tec li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--porfido);
}

/* =========================================================
   NOTAS TÉCNICAS — hub e nota individual
   ========================================================= */

/* Breadcrumb institucional */
.breadcrumb {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  color: var(--lapide);
  margin: 0 0 1.75rem;
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb li + li::before {
  content: "›";
  color: var(--lapide);
  opacity: 0.55;
}

.breadcrumb a {
  color: var(--lapide);
  border-bottom: 1px solid transparent;
}

.breadcrumb a:hover,
.breadcrumb a:focus-visible {
  color: var(--porfido);
  border-bottom-color: var(--porfido);
}

.breadcrumb [aria-current="page"] {
  color: var(--iuris-black);
}

/* Hub — lista de publicações */
.notas-list {
  list-style: none;
  margin: 2.5rem 0 0;
  padding: 0;
  border-top: var(--filete-line) solid var(--porfido);
}

.notas-list > li { list-style: none; }

.notas-list__empty {
  padding: 3rem 0;
  color: var(--lapide);
  font-style: italic;
  border-bottom: var(--filete-line) solid var(--filete);
}

.notas-list__empty p { margin: 0; max-width: none; }

.nota-card {
  display: block;
  padding: 2.25rem 0;
  border-bottom: var(--filete-line) solid var(--filete);
  border-top: 0;
  text-decoration: none;
  color: var(--iuris-black);
  transition: background 200ms ease;
}

.nota-card:hover,
.nota-card:focus-visible {
  background: var(--travertino-light);
  color: var(--iuris-black);
  border-bottom-color: var(--filete);
  outline: 0;
}

.nota-card:focus-visible {
  box-shadow: inset 0 0 0 2px var(--porfido);
}

.nota-card__eyebrow {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--porfido);
  margin: 0 0 0.625rem;
}

.nota-card__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.25rem, 1rem + 0.9vw, 1.625rem);
  letter-spacing: var(--track-title);
  line-height: 1.22;
  text-transform: uppercase;
  color: var(--iuris-black);
  margin: 0 0 0.875rem;
}

.nota-card__excerpt {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--iuris-black);
  margin: 0 0 1rem;
  max-width: 64ch;
}

.nota-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
  color: var(--lapide);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nota-card__meta li { list-style: none; padding: 0; }

/* Página de nota individual */
.nota-article {
  padding: clamp(2rem, 4vw, 3.5rem) 0 clamp(2.5rem, 4vw, 4rem);
}

.nota-article__header {
  max-width: 760px;
  margin: 0 auto 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: var(--filete-line) solid var(--filete);
}

.nota-article__eyebrow {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--porfido);
  margin: 0 0 1.25rem;
}

.nota-article__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.75rem, 1.2rem + 2.4vw, 2.625rem);
  letter-spacing: var(--track-title);
  line-height: 1.18;
  text-transform: uppercase;
  color: var(--iuris-black);
  margin: 0 0 1.25rem;
}

.nota-article__subtitle {
  font-family: var(--font-body);
  font-style: italic;
  font-size: var(--fs-body-lg);
  line-height: 1.55;
  color: var(--lapide);
  margin: 0 0 1.75rem;
  max-width: 60ch;
}

.nota-article__filete {
  width: 56px;
  border: 0;
  border-top: var(--filete-line) solid var(--porfido);
  margin: 0 0 1.75rem;
}

.nota-article__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
  color: var(--lapide);
  margin: 0;
  list-style: none;
  padding: 0;
}

.nota-article__meta li {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  list-style: none;
}

.nota-article__meta strong {
  color: var(--iuris-black);
  font-weight: 600;
  letter-spacing: 0.04em;
}

.nota-article__body {
  max-width: 720px;
  margin: 0 auto;
}

.nota-article__body p {
  font-family: var(--font-body);
  font-size: var(--fs-body-lg);
  line-height: 1.75;
  margin: 0 0 1.5rem;
  max-width: none;
}

.nota-article__body h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.375rem, 1rem + 1.2vw, 1.75rem);
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  color: var(--iuris-black);
  margin: 2.75rem 0 1.25rem;
}

.nota-article__body h3 {
  font-family: var(--font-body);
  font-weight: 600;
  font-size: clamp(1.125rem, 1rem + 0.5vw, 1.3125rem);
  color: var(--iuris-black);
  margin: 2rem 0 0.875rem;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1.35;
}

.nota-article__body ul,
.nota-article__body ol {
  margin: 0 0 1.5rem;
  padding-left: 1.5rem;
  max-width: 64ch;
}

.nota-article__body li {
  margin: 0.5rem 0;
  line-height: 1.7;
}

.nota-article__body blockquote {
  margin: 1.75rem 0;
  padding: 0.25rem 0 0.25rem 1.5rem;
  border-left: 2px solid var(--porfido);
  font-style: italic;
  color: var(--iuris-black);
  font-size: var(--fs-body);
  line-height: 1.65;
}

.nota-article__body blockquote cite {
  display: block;
  margin-top: 0.625rem;
  font-style: normal;
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  color: var(--lapide);
  text-transform: none;
}

.nota-article__body a {
  color: var(--porfido);
  border-bottom: 1px solid transparent;
  font-weight: 600;
}

.nota-article__body a:hover,
.nota-article__body a:focus-visible {
  border-bottom-color: var(--porfido);
}

.nota-article__references {
  max-width: 720px;
  margin: 3rem auto 0;
  padding: 2rem 0 0;
  border-top: var(--filete-line) solid var(--filete);
}

.nota-article__references h2 {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--lapide);
  margin: 0 0 1.25rem;
}

.nota-article__references ol,
.nota-article__references ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nota-article__references li {
  padding: 0.625rem 0 0.625rem 1.25rem;
  border-bottom: 0.75px solid var(--filete);
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  position: relative;
  max-width: none;
}

.nota-article__references li:last-child { border-bottom: 0; }

.nota-article__references li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--porfido);
}

.nota-article__author-box {
  max-width: 720px;
  margin: 3rem auto 0;
  padding: 2.25rem 0 0;
  border-top: var(--filete-line) solid var(--porfido);
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .nota-article__author-box {
    grid-template-columns: 96px 1fr;
    gap: 2rem;
    align-items: start;
  }
}

.nota-article__author-retrato {
  width: 96px;
  height: 116px;
  background: var(--travertino);
  border: 0.75px solid var(--filete);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: var(--track-title);
  color: var(--lapide);
}

.nota-article__author-retrato img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.nota-article__author-label {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--lapide);
  margin: 0 0 0.625rem;
}

.nota-article__author-name {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.25rem;
  letter-spacing: var(--track-title);
  text-transform: uppercase;
  color: var(--iuris-black);
  margin: 0 0 0.375rem;
}

.nota-article__author-oab {
  font-family: var(--font-ui);
  font-size: var(--fs-ui);
  letter-spacing: 0.04em;
  color: var(--lapide);
  margin: 0 0 0.875rem;
}

.nota-article__author-bio {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.7;
  margin: 0 0 0.75rem;
  max-width: 60ch;
}

.nota-article__author-link {
  display: inline-block;
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
  color: var(--porfido);
  border-bottom: 1px solid transparent;
  font-weight: 600;
  text-transform: uppercase;
}

.nota-article__author-link:hover,
.nota-article__author-link:focus-visible {
  border-bottom-color: var(--porfido);
}

.nota-article__ia-note {
  max-width: 720px;
  margin: 2rem auto 0;
  padding: 1.25rem 1.5rem;
  background: var(--travertino-light);
  border-left: 2px solid var(--filete);
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  line-height: 1.65;
  color: var(--lapide);
}

.nota-article__ia-note strong {
  color: var(--iuris-black);
  font-weight: 600;
}

/* =========================================================
   FASE 1 — Extensões do sistema (v1.1, 2026-05-11)
   Mantidas separadas em bloco próprio para auditoria.
   ========================================================= */

/* ----- Seção dark (modificador da .section) ----- */
.section--dark {
  background: var(--surface-dark);
  color: var(--surface-dark-text);
}

.section--dark .eyebrow,
.section--dark .h-2,
.section--dark h2,
.section--dark .h-3,
.section--dark h3,
.section--dark p,
.section--dark .subtitle,
.section--dark .subtitle--soft,
.section--dark .lead,
.section--dark .lead--alt {
  color: var(--surface-dark-text);
}

.section--dark .eyebrow,
.section--dark .subtitle,
.section--dark .subtitle--soft,
.section--dark .lead--alt {
  color: rgba(244, 241, 234, 0.65);
}

.section--dark .hero__filete,
.section--dark .filete {
  border-top-color: var(--surface-dark-accent);
}

.section--dark hr {
  border-top-color: var(--surface-dark-filete);
}

.section--dark a {
  color: var(--surface-dark-text);
  border-bottom-color: var(--surface-dark-accent);
}

.section--dark a:hover,
.section--dark a:focus-visible {
  color: var(--surface-dark-accent);
  border-bottom-color: var(--surface-dark-accent);
}

.section--dark .link-inline {
  color: var(--surface-dark-accent);
}

/* ----- Faixa de métricas institucionais ----- */
.metrics-bar {
  border-top: var(--filete-line) solid var(--porfido);
  border-bottom: var(--filete-line) solid var(--filete);
}

.metrics-bar__grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: 1fr;
}

.metrics-bar__grid > .metric + .metric {
  border-top: 0.75px solid var(--filete);
}

@media (min-width: 768px) {
  .metrics-bar__grid {
    grid-template-columns: repeat(4, 1fr);
  }
  .metrics-bar__grid > .metric + .metric {
    border-top: 0;
    border-left: 0.75px solid var(--filete);
  }
}

.metric {
  padding: 2rem 1.75rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.5rem;
}

.metric__value {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 1.4rem + 2.4vw, 3rem);
  letter-spacing: var(--track-title);
  line-height: 1;
  color: var(--iuris-black);
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.metric__label {
  font-family: var(--font-body);
  font-style: italic;
  font-size: var(--fs-caption);
  color: var(--lapide);
  margin: 0;
  line-height: 1.4;
  max-width: 28ch;
}

.section--dark .metrics-bar {
  border-top-color: var(--surface-dark-accent);
  border-bottom-color: var(--surface-dark-filete);
}

.section--dark .metrics-bar__grid > .metric + .metric {
  border-color: var(--surface-dark-filete);
}

.section--dark .metric__value {
  color: var(--surface-dark-text);
}

.section--dark .metric__label {
  color: rgba(244, 241, 234, 0.65);
}

/* ----- Lista técnica com glifos eruditos ----- */
ul.lista-tec--erudita li::before {
  content: "§";
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--porfido);
  font-size: 1.05em;
  line-height: inherit;
  top: 0.45rem;
}

/* ----- Hover state institucional: filete que estende ----- */
.hover-filete {
  position: relative;
  display: inline-block;
  padding-bottom: 4px;
}

.hover-filete::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 0.75px;
  background: var(--porfido);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 220ms ease-out;
}

.hover-filete:hover::after,
.hover-filete:focus-visible::after {
  transform: scaleX(1);
}

/* Aplicação direta no nav (não invasiva) */
@media (min-width: 768px) {
  .site-nav__link {
    position: relative;
  }
  .site-nav__link::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 100%;
    height: 0.75px;
    background: var(--porfido);
    transform: scaleX(0);
    transform-origin: left center;
    transition: transform 220ms ease-out;
  }
  .site-nav__link:hover::after,
  .site-nav__link:focus-visible::after,
  .site-nav__link[aria-current="page"]::after {
    transform: scaleX(1);
  }
  /* desativa o border-bottom-color original do hover desktop, agora é o ::after que faz isso */
  .site-nav__link:hover,
  .site-nav__link:focus-visible {
    border-bottom-color: transparent;
  }
  .site-nav__link[aria-current="page"] {
    border-bottom-color: transparent;
  }
}

/* ----- Seção institucional "Quando o cliente procura a banca" ----- */
.situacoes {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.75rem;
  margin-top: 2.5rem;
}

@media (min-width: 768px) {
  .situacoes {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem 3rem;
  }
}

.situacao {
  padding-top: 1.5rem;
  border-top: var(--filete-line) solid var(--porfido);
}

.situacao__rotulo {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: var(--track-eyebrow);
  text-transform: uppercase;
  color: var(--lapide);
  margin: 0 0 0.625rem;
}

.situacao__texto {
  font-family: var(--font-body);
  font-size: var(--fs-body);
  line-height: 1.65;
  color: var(--iuris-black);
  margin: 0;
  max-width: 40ch;
}

/* ----- Imagem institucional (filtro de tratamento) ----- */
.img-institucional {
  width: 100%;
  height: auto;
  filter: var(--photo-treatment);
}

/* ----- Reveal on scroll (progressive enhancement) ----- */
/* Default: tudo visível. JS adiciona [data-reveal] estado oculto + transição. */
[data-reveal] {
  opacity: 1;
  transform: none;
}

.js-reveal [data-reveal] {
  opacity: 0;
  transform: translateY(var(--motion-fade-translate));
  transition:
    opacity var(--motion-fade-duration) var(--motion-fade-easing),
    transform var(--motion-fade-duration) var(--motion-fade-easing);
  will-change: opacity, transform;
}

.js-reveal [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  .js-reveal [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

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

/* Print */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle-label,
  .site-nav { display: none; }
  body { background: #fff; color: #000; }
}