/* ============================================================
 * RdS soluções
 * Estilos base — paleta papel/tinta/ocre, tipografia editorial
 * maio · 2026
 * ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Crimson+Pro:ital,wght@0,400;0,500;0,600;1,400;1,500&family=Inter:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  /* Paleta restrita — papel, tinta, ocre */
  --paper-bright: #faf6ec;
  --paper:        #f4f0e8;
  --paper-warm:   #ebe4d2;
  --rule:         #c9c0ac;
  --rule-soft:    #d8d0bd;

  --ink:          #1a1612;
  --ink-warm:     #2a2620;

  --text-body:    #1a1612;
  --text-soft:    #4a4238;
  --text-meta:    #6a604f;
  --text-mute:    #807668;

  --ocre:         #9a6b2e;
  --ocre-dark:    #7a521e;
  --ocre-light:   #c89a5a;
  --ocre-wash:    rgba(154, 107, 46, 0.08);

  /* Tipografia */
  --serif:  'Crimson Pro', Georgia, serif;
  --sans:   'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:   'IBM Plex Mono', ui-monospace, monospace;

  /* Métricas */
  --w-narrow:   680px;
  --w-content:  840px;
  --w-wide:     1080px;
  --w-max:      1280px;
}

/* ---------- Reset mínimo ---------- */
*,
*::before,
*::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-body);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

a {
  color: var(--ocre);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color .15s ease;
}
a:hover { color: var(--ocre-dark); }

button {
  font-family: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

/* ---------- Cabeçalho ---------- */
.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--rule-soft);
}
.header-inner {
  max-width: var(--w-max);
  margin: 0 auto;
  padding: 22px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.site-logo {
  display: inline-block;
  text-decoration: none;
}
.site-logo img {
  height: 44px;
  width: auto;
}
.site-nav {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.site-nav a {
  color: var(--text-soft);
  text-decoration: none;
  padding: 4px 0;
  border-bottom: 1px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.site-nav a:hover,
.site-nav a.active {
  color: var(--ocre);
  border-bottom-color: var(--ocre);
}

/* ---------- Seções genéricas ---------- */
.section {
  padding: 96px 40px;
}
.section + .section { border-top: 1px solid var(--rule-soft); }
.section-bright { background: var(--paper-bright); }
.section-paper  { background: var(--paper); }
.section-warm   { background: var(--paper-warm); }

.inner {
  max-width: var(--w-content);
  margin: 0 auto;
}
.inner-narrow { max-width: var(--w-narrow); }
.inner-wide   { max-width: var(--w-wide); }

/* ---------- Tipografia editorial ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ocre);
  padding-left: 14px;
  border-left: 2px solid var(--ocre);
  margin-bottom: 28px;
}

.h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(34px, 5vw, 52px);
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--text-body);
  margin-bottom: 24px;
}
.h1 em {
  font-style: italic;
  font-weight: 400;
  color: var(--ocre);
}

.h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(28px, 3.5vw, 38px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--text-body);
  margin-bottom: 20px;
}

.h3 {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.4;
  color: var(--text-soft);
  margin-bottom: 20px;
}

.lead {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(18px, 1.8vw, 22px);
  line-height: 1.55;
  color: var(--text-soft);
  margin-bottom: 24px;
}

.body {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.75;
  color: var(--text-body);
}
.body + .body { margin-top: 1.2em; }
.body em {
  font-family: var(--serif);
  font-style: italic;
  color: var(--text-body);
}
.body strong { font-weight: 600; }

.meta {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-mute);
}

/* ---------- Manifesto (1ª seção) ---------- */
.manifesto {
  padding: 120px 40px 96px;
}
.manifesto .eyebrow { margin-bottom: 32px; }
.manifesto .h1 {
  max-width: 720px;
  margin-bottom: 36px;
}
.manifesto .body {
  font-size: 18px;
  line-height: 1.8;
  max-width: 620px;
  color: var(--text-body);
}
.manifesto .body + .body { margin-top: 1.4em; }
.manifesto .body em {
  font-family: var(--serif);
  font-style: italic;
  color: var(--text-soft);
}

/* ---------- Seção de prática (2ª seção) ---------- */
.pratica {
  padding: 96px 40px;
}
.pratica .h2 {
  max-width: 640px;
  margin-bottom: 28px;
}
.pratica .body {
  max-width: 600px;
  font-size: 17px;
}

/* Ilustração semântica — fragmentos que se religam */
.ilustracao-religacao {
  margin: 56px 0 0;
  max-width: 540px;
}
.ilustracao-religacao svg {
  width: 100%;
  height: auto;
  display: block;
}
.ilustracao-legenda {
  margin-top: 20px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-mute);
  text-align: left;
}

/* ---------- Seção clímax — Rede[de]Saberes ---------- */
.climax {
  padding: 96px 40px 120px;
  background: var(--paper);
  border-top: 1px solid var(--rule-soft);
}
.climax-inner {
  max-width: var(--w-content);
  margin: 0 auto;
}
.climax-eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ocre);
  padding-left: 14px;
  border-left: 2px solid var(--ocre);
  margin-bottom: 28px;
}
.climax-intro {
  font-family: var(--serif);
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.55;
  color: var(--text-body);
  max-width: 620px;
  margin-bottom: 48px;
}
.climax-intro a {
  color: var(--ocre);
  font-style: italic;
  font-weight: 500;
}
.climax-link {
  display: inline-flex;
  align-items: center;
  gap: 32px;
  text-decoration: none;
  color: inherit;
  transition: opacity .25s ease;
  padding: 8px 0;
}
.climax-link:hover { opacity: 0.78; }
.climax-link:hover .climax-cta {
  color: var(--ocre-dark);
  border-bottom-color: var(--ocre-dark);
}
.climax-lockup {
  flex: 0 0 auto;
  width: 280px;
  max-width: 60vw;
}
.climax-lockup img {
  width: 100%;
  height: auto;
  display: block;
}
.climax-cta {
  display: inline-block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ocre);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ocre);
  transition: color .2s ease, border-color .2s ease;
  white-space: nowrap;
}

/* ---------- Rodapé ---------- */
.site-footer {
  background: var(--paper-bright);
  border-top: 1px solid var(--rule-soft);
  padding: 40px;
}
.footer-inner {
  max-width: var(--w-max);
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-mute);
}
.footer-inner a {
  color: var(--text-mute);
  text-decoration: none;
}
.footer-inner a:hover { color: var(--ocre); }

/* ---------- Responsivo ---------- */
@media (max-width: 760px) {
  .section,
  .manifesto,
  .pratica,
  .climax { padding-left: 24px; padding-right: 24px; }
  .header-inner { padding: 18px 24px; }
  .manifesto { padding-top: 80px; padding-bottom: 64px; }
  .climax    { padding-top: 80px; padding-bottom: 96px; }
  .site-logo img { height: 38px; }
  .site-nav { font-size: 10px; }
  .ilustracao-religacao { margin-top: 40px; }
  .climax-link {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }
  .climax-lockup { width: 220px; }
}