/* ===========================================================================
   Actos Hub — identidade v2 (Anthropic-calibrated)
   Terracota #CC785C · papel quente #FAFAF7 · Newsreader + Inter + JetBrains Mono
   =========================================================================== */

:root {
  --paper:      #FAFAF7;
  --card:       #FFFFFF;
  --ink:        #0E0E0E;
  --terra:      #CC785C;
  --cream:      #F2EBE0;
  --rule:       #D4C9B8;
  --ink-60:     rgba(14, 14, 14, 0.62);
  --ink-40:     rgba(14, 14, 14, 0.42);
  --shadow:     0 2px 8px rgba(14, 14, 14, 0.06);
  --shadow-lg:  0 14px 44px rgba(94, 60, 44, 0.10);
  --maxw:       1080px;
  /* easing editorial — entradas saem rápido e assentam devagar */
  --ease-out:   cubic-bezier(0.22, 1, 0.36, 1);
  --ease-soft:  cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Inter", system-ui, -apple-system, sans-serif;
  font-weight: 400;
  font-size: 15px;
  line-height: 1.6;
  letter-spacing: -0.006em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- tipografia ---------- */
h1, h2, h3, h4 {
  font-family: "Newsreader", Georgia, serif;
  font-weight: 500;
  letter-spacing: -0.022em;
  line-height: 1.08;
  margin: 0 0 0.4em;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); }
h3 { font-size: 1.28rem; letter-spacing: -0.018em; }
h4 { font-size: 1.04rem; }

p  { margin: 0 0 1.1em; color: var(--ink); max-width: 68ch; }

em { font-style: italic; }

a {
  color: var(--terra);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.22s var(--ease-soft), color 0.22s var(--ease-soft);
}
a:hover { border-color: var(--terra); }

/* foco visível e acessível (importante p/ revisor + WCAG) */
a:focus-visible,
.btn:focus-visible {
  outline: 2px solid var(--terra);
  outline-offset: 3px;
  border-radius: 3px;
}

.mono {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--ink-60);
}

/* ---------- layout ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 28px; }
.narrow { max-width: 760px; }

section { padding: 96px 0; }

.rule { height: 1px; background: var(--rule); border: 0; margin: 0; }
.rule-double {
  height: 4px; border: 0; margin: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}

/* ---------- logotype ---------- */
.logo {
  font-family: "Inter", sans-serif;
  font-weight: 500;
  font-size: 1.18rem;
  letter-spacing: -0.01em;
  color: var(--ink);
  border: 0;
  display: inline-flex;
  align-items: baseline;
  gap: 0.5ch;
}
.logo .dot { color: var(--terra); }
.logo .sub {
  font-size: 0.7rem;
  font-weight: 400;
  color: var(--ink-40);
  letter-spacing: 0.02em;
}

/* ---------- nav ---------- */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(250, 250, 247, 0.82);
  backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--rule);
}
.nav .wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  color: var(--ink-60); border: 0; font-size: 0.9rem;
}
.nav-links a:hover { color: var(--ink); }

/* ---------- botões ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.55ch;
  font-weight: 500; font-size: 0.92rem; line-height: 1;
  padding: 12px 24px; border-radius: 6px;
  border: 1px solid var(--ink); background: var(--ink); color: var(--paper);
  cursor: pointer;
  transition: transform 0.2s var(--ease-out), box-shadow 0.2s var(--ease-out),
              background-color 0.2s var(--ease-soft), border-color 0.2s var(--ease-soft);
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-lg); }
.btn:active { transform: translateY(0) scale(0.98); box-shadow: var(--shadow); }
.btn-ghost {
  background: transparent; color: var(--ink); border-color: var(--rule);
}
.btn-ghost:hover { border-color: var(--ink); background: var(--card); box-shadow: var(--shadow); }
.btn-ghost:active { transform: translateY(0) scale(0.98); }

/* ---------- hero ---------- */
.hero { padding: 116px 0 72px; }
.hero .eyebrow { margin-bottom: 28px; display: inline-block; }
.hero h1 { max-width: 16ch; }
.hero h1 em { color: var(--terra); font-style: italic; }
.hero .lead {
  font-size: 1.2rem; color: var(--ink-60); max-width: 54ch; margin-top: 22px;
}
.hero .cta-row { display: flex; gap: 14px; margin-top: 38px; flex-wrap: wrap; }

/* ---------- bento / features ---------- */
.grid {
  display: grid; gap: 1px;
  background: var(--rule);
  border: 1px solid var(--rule);
  border-radius: 8px; overflow: hidden;
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.cell {
  background: var(--card); padding: 36px 32px;
  transition: background-color 0.3s var(--ease-soft);
}
.cell:hover { background: #FCFBF8; }
.cell .num { color: var(--terra); }
.cell h3 { margin-top: 14px; }
.cell p { color: var(--ink-60); font-size: 0.95rem; margin-bottom: 0; }

/* ---------- section header ---------- */
.shead { margin-bottom: 44px; }
.shead .eyebrow { display: block; margin-bottom: 16px; }
.shead p { color: var(--ink-60); max-width: 56ch; }

/* ---------- steps ---------- */
.steps { display: grid; gap: 0; }
.step {
  display: grid; grid-template-columns: 56px 1fr; gap: 22px;
  padding: 28px 0; border-bottom: 1px solid var(--rule);
}
.step:last-child { border-bottom: 0; }
.step .idx {
  font-family: "JetBrains Mono", monospace; font-size: 0.85rem;
  color: var(--terra); padding-top: 4px;
}
.step h3 { font-family: "Inter", sans-serif; font-weight: 600; font-size: 1.05rem; }
.step p { color: var(--ink-60); font-size: 0.95rem; margin-bottom: 0; }

/* ---------- terracota band ---------- */
.band { background: var(--terra); }
.band, .band p, .band h2 { color: var(--ink); }
.band .wrap { text-align: center; }
.band h2 { max-width: 22ch; margin: 0 auto 0.5em; }
.band p { max-width: 48ch; margin: 0 auto 28px; }
.band .btn { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ---------- footer ---------- */
.footer { border-top: 1px solid var(--rule); padding: 56px 0 48px; }
.footer .cols {
  display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap;
  margin-bottom: 40px;
}
.footer .col h4 {
  font-family: "JetBrains Mono", monospace; font-size: 0.66rem;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--ink-40);
  font-weight: 500; margin-bottom: 16px;
}
.footer .col a { display: block; color: var(--ink-60); border: 0; margin-bottom: 9px; font-size: 0.92rem; }
.footer .col a:hover { color: var(--terra); }
.footer .base {
  display: flex; justify-content: space-between; align-items: center;
  gap: 16px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid var(--rule);
}
.footer .base .mono { font-size: 0.66rem; }

/* ===========================================================================
   PÁGINAS LEGAIS (documento)
   =========================================================================== */
.doc { padding: 72px 0 96px; }
.doc .narrow { margin: 0 auto; }
.doc .eyebrow { display: block; margin-bottom: 14px; }
.doc h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); margin-bottom: 0.3em; }
.doc .updated { color: var(--ink-40); font-family: "JetBrains Mono", monospace;
  font-size: 0.7rem; letter-spacing: 0.08em; margin-bottom: 8px; }
.doc h2 {
  font-size: 1.5rem; margin-top: 2.2em; padding-top: 1.4em;
  border-top: 1px solid var(--rule);
}
.doc h2:first-of-type { border-top: 0; }
.doc h3 { font-family: "Inter", sans-serif; font-weight: 600; font-size: 1.06rem; margin-top: 1.6em; }
.doc p, .doc li { color: var(--ink); font-size: 0.97rem; }
.doc ul, .doc ol { padding-left: 1.3em; margin: 0 0 1.2em; }
.doc li { margin-bottom: 0.5em; max-width: 68ch; }
.doc .toc {
  background: var(--card); border: 1px solid var(--rule); border-radius: 8px;
  padding: 24px 28px; margin: 32px 0 48px;
}
.doc .toc h4 { font-family: "JetBrains Mono", monospace; font-size: 0.66rem;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-40); margin: 0 0 14px; }
.doc .toc ol { margin: 0; padding-left: 1.2em; columns: 2; column-gap: 32px; }
.doc .toc a { color: var(--ink-60); border: 0; font-size: 0.9rem; }
.doc .toc a:hover { color: var(--terra); }
.doc .callout {
  background: var(--cream); border-left: 3px solid var(--terra);
  padding: 18px 22px; border-radius: 0 6px 6px 0; margin: 24px 0;
}
.doc .callout p { margin: 0; font-size: 0.93rem; }
.doc .backlink { display: inline-block; margin-top: 48px; }

/* ---------- responsivo ---------- */
@media (max-width: 820px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .doc .toc ol { columns: 1; }
  section { padding: 64px 0; }
  .hero { padding: 80px 0 56px; }
  .wrap { padding: 0 22px; }
}

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