/* ============================================================
   Comece do Início — páginas de conteúdo (privacidade, termos)
   Mesma identidade do site. Foco em leitura longa.
   ============================================================ */

:root {
  --ground:        #ECEDEF;
  --ground-2:      #E4E5E8;
  --surface:       #F8F9FA;
  --ink:           #14161A;
  --ink-soft:      #40454C;
  --ink-faint:     #767C85;
  --hair:          #D3D5DA;
  --hair-strong:   #B8BBC2;
  --silver-deep:   #565B63;
  --serif: "Spectral", Georgia, "Times New Roman", serif;
  --sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SF Mono", Menlo, monospace;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ground: #101215; --ground-2: #15171B; --surface: #191C20;
    --ink: #E8EAED; --ink-soft: #AEB3BB; --ink-faint: #757B84;
    --hair: #282B31; --hair-strong: #3A3E45; --silver-deep: #AEB4BC;
  }
}
:root[data-theme="dark"] {
  --ground: #101215; --ground-2: #15171B; --surface: #191C20;
  --ink: #E8EAED; --ink-soft: #AEB3BB; --ink-faint: #757B84;
  --hair: #282B31; --hair-strong: #3A3E45; --silver-deep: #AEB4BC;
}

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

body {
  margin: 0;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }
:focus-visible { outline: 2px solid var(--silver-deep); outline-offset: 3px; border-radius: 1px; }

/* header */
.pg-header {
  border-bottom: 1px solid var(--hair);
  background: color-mix(in srgb, var(--ground) 88%, transparent);
}
.pg-header .row {
  max-width: 52rem;
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 5vw, 2.5rem);
  min-height: 3.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.brandmark {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--serif); font-weight: 600; font-size: 1.0625rem;
  letter-spacing: -0.01em; text-decoration: none; color: var(--ink);
  white-space: nowrap;
}
.brandmark svg { display: block; flex: none; }
.brandmark .s-top { fill: var(--ink-faint); }
.brandmark .s-mid { fill: var(--silver-deep); }
.brandmark .s-base { fill: var(--ink); }
.pg-header .back { font-size: 0.8125rem; color: var(--ink-soft); text-decoration: none; white-space: nowrap; }
.pg-header .back:hover { color: var(--ink); }

/* corpo */
.pg-main {
  max-width: 52rem;
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.25rem, 5vw, 2.5rem) 5rem;
}

.pg-eyebrow {
  font-family: var(--mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--silver-deep);
  margin: 0 0 0.9rem;
}
h1 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: clamp(1.9rem, 1.4rem + 2.4vw, 2.6rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 0.6rem;
}
.pg-meta {
  font-family: var(--mono);
  font-size: 0.8125rem;
  color: var(--ink-faint);
  margin: 0 0 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--hair);
}

.pg-main h2 {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  margin: 2.75rem 0 0.8rem;
  scroll-margin-top: 5rem;
}
.pg-main h2 .n {
  font-family: var(--mono);
  font-size: 0.85rem;
  color: var(--silver-deep);
  margin-right: 0.5rem;
}
.pg-main h3 { font-size: 1.05rem; font-weight: 600; margin: 1.75rem 0 0.5rem; }
.pg-main p { margin: 0 0 1.1rem; color: var(--ink-soft); max-width: 42rem; }
.pg-main p strong { color: var(--ink); font-weight: 600; }
.pg-main a[href] { color: var(--ink); border-bottom: 1px solid var(--silver-deep); text-decoration: none; }
.pg-main a[href]:hover { color: var(--silver-deep); }

.pg-main ul, .pg-main ol { margin: 0 0 1.2rem; padding-left: 1.3rem; color: var(--ink-soft); max-width: 42rem; }
.pg-main li { margin-bottom: 0.5rem; }
.pg-main li::marker { color: var(--silver-deep); }

.pg-box {
  background: var(--surface);
  border: 1px solid var(--hair-strong);
  border-radius: 3px;
  padding: 1.25rem 1.4rem;
  margin: 0 0 1.4rem;
}
.pg-box p { margin: 0; }
.pg-box p + p { margin-top: 0.6rem; }

table.pg-table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 1.4rem;
  font-size: 0.9375rem;
}
table.pg-table th, table.pg-table td {
  text-align: left;
  vertical-align: top;
  padding: 0.7rem 0.8rem;
  border-bottom: 1px solid var(--hair);
}
table.pg-table th {
  font-family: var(--mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--silver-deep);
}
table.pg-table td { color: var(--ink-soft); }

.pg-toc {
  background: var(--ground-2);
  border: 1px solid var(--hair);
  border-radius: 3px;
  padding: 1.1rem 1.3rem;
  margin: 0 0 2.5rem;
  font-size: 0.9rem;
}
.pg-toc p { margin: 0 0 0.5rem; font-family: var(--mono); font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--ink-faint); }
.pg-toc ol { margin: 0; padding-left: 1.3rem; columns: 2; column-gap: 2rem; }
.pg-toc li { margin-bottom: 0.35rem; }
@media (max-width: 560px) { .pg-toc ol { columns: 1; } }

.pg-footer {
  border-top: 1px solid var(--hair);
  background: var(--ground-2);
}
.pg-footer .row {
  max-width: 52rem;
  margin: 0 auto;
  padding: 2rem clamp(1.25rem, 5vw, 2.5rem) 2.5rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.4rem;
  justify-content: space-between;
}
.pg-footer a { color: var(--ink-soft); text-decoration: none; }
.pg-footer a:hover { color: var(--ink); }