/* =========================================================
   Estrada Clara — folha de estilo principal
   Visual editorial: serifa Fraunces + sans Inter
   Paleta: grafite profundo, âmbar quente, areia clara
   ========================================================= */

:root {
  --ink: #161310;
  --ink-soft: #2b2620;
  --paper: #f6f1e7;
  --paper-warm: #eee3cf;
  --amber: #c46a1c;
  --amber-deep: #8a4710;
  --rust: #6b2a0a;
  --line: #d9cdb4;
  --muted: #6f655a;
  --ok: #2e6b3a;
  --warn: #a64d12;

  --font-display: "Fraunces", "Times New Roman", Georgia, serif;
  --font-body: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;

  --max: 1180px;
  --gutter: clamp(1rem, 3vw, 2rem);
  --radius: 2px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; height: auto; display: block; }

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

/* ====== Tipografia ====== */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--ink);
  letter-spacing: -0.01em;
  line-height: 1.15;
  margin: 0 0 .5em;
}
h1 { font-size: clamp(2rem, 5vw, 3.6rem); font-weight: 400; }
h2 { font-size: clamp(1.5rem, 3vw, 2.2rem); margin-top: 2em; }
h3 { font-size: 1.3rem; margin-top: 1.6em; }
h4 { font-size: 1.05rem; font-family: var(--font-body); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }

p { margin: 0 0 1.1em; }

blockquote {
  margin: 1.6em 0;
  padding: 1em 1.4em;
  border-left: 3px solid var(--amber);
  background: var(--paper-warm);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-style: italic;
  color: var(--ink-soft);
}

code, kbd {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: .92em;
  background: var(--paper-warm);
  padding: 1px 6px;
  border-radius: var(--radius);
}

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

/* ====== Aviso de independência — barra fina topo ====== */
.disclaimer-bar {
  background: var(--ink);
  color: var(--paper);
  font-size: .82rem;
  letter-spacing: .02em;
  padding: .55rem 0;
  text-align: center;
}
.disclaimer-bar strong { color: #f0c98a; font-weight: 600; }
.disclaimer-bar a { color: #f0c98a; }

/* ====== Cabeçalho ====== */
.site-header {
  border-bottom: 1px solid var(--line);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 50;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.brand {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--ink);
  line-height: 1;
}
.brand-mark {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.7rem;
  letter-spacing: -0.02em;
}
.brand-mark em {
  font-style: italic;
  color: var(--amber-deep);
}
.brand-sub {
  font-size: .68rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 4px;
}

nav.primary {
  display: flex;
  gap: 1.6rem;
  align-items: center;
}
nav.primary a {
  text-decoration: none;
  color: var(--ink-soft);
  font-size: .95rem;
  font-weight: 500;
}
nav.primary a:hover { color: var(--amber-deep); }

.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--ink);
  padding: .4rem .7rem;
  font-family: var(--font-body);
  font-size: .85rem;
  cursor: pointer;
}

/* ====== Hero ====== */
.hero {
  padding: clamp(2rem, 6vw, 5rem) 0 clamp(2rem, 4vw, 3.5rem);
  border-bottom: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -80px;
  width: 380px;
  height: 380px;
  background: radial-gradient(circle, rgba(196,106,28,.18) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: end;
}
.kicker {
  display: inline-block;
  font-size: .78rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--amber-deep);
  border-top: 1px solid var(--amber-deep);
  padding-top: .6rem;
  margin-bottom: 1.2rem;
}
.hero h1 { margin-bottom: .4em; }
.hero .lede {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 1.6vw, 1.35rem);
  line-height: 1.45;
  color: var(--ink-soft);
  font-style: italic;
  max-width: 38ch;
}
.hero-meta {
  border-left: 1px solid var(--line);
  padding-left: 1.4rem;
  font-size: .9rem;
  color: var(--muted);
}
.hero-meta dt {
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-deep);
  margin-top: 1rem;
}
.hero-meta dt:first-child { margin-top: 0; }
.hero-meta dd { margin: .2rem 0 0; color: var(--ink-soft); }

/* ====== Seções de conteúdo ====== */
.section { padding: clamp(2.5rem, 5vw, 4rem) 0; }
.section.alt { background: var(--paper-warm); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--line);
  padding-bottom: .8rem;
}
.section-head h2 { margin: 0; }
.section-head .label {
  font-size: .75rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
}

/* Artigo (prose) */
.prose { max-width: 68ch; }
.prose.wide { max-width: 78ch; }
.prose p:first-of-type::first-letter {
  font-family: var(--font-display);
  font-size: 3.2em;
  float: left;
  line-height: 0.9;
  padding: 4px 8px 0 0;
  color: var(--amber-deep);
  font-weight: 400;
}
.prose ul, .prose ol { padding-left: 1.4rem; margin: 0 0 1.2em; }
.prose li { margin-bottom: .35em; }

/* ====== Cards (grade de artigos) ====== */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.6rem;
}
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 1.4rem 1.4rem 1.6rem;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  transition: transform .2s ease, border-color .2s ease;
}
.card:hover { transform: translateY(-2px); border-color: var(--amber); }
.card .tag {
  font-size: .7rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--amber-deep);
  margin-bottom: .5rem;
}
.card h3 {
  font-size: 1.25rem;
  margin: 0 0 .5rem;
}
.card p { color: var(--muted); margin: 0; font-size: .95rem; }
.card .more {
  margin-top: 1rem;
  font-size: .85rem;
  letter-spacing: .05em;
  color: var(--rust);
}

/* ====== Caixa de aviso / destaque ====== */
.callout {
  border: 1px solid var(--line);
  border-left: 4px solid var(--amber);
  padding: 1.2rem 1.4rem;
  background: var(--paper-warm);
  margin: 1.8em 0;
}
.callout h4 { color: var(--amber-deep); margin-top: 0; margin-bottom: .4em; }
.callout p:last-child { margin-bottom: 0; }

.warning {
  border-color: var(--warn);
  border-left-color: var(--warn);
  background: #fbe9d6;
}
.warning h4 { color: var(--warn); }

/* ====== Tabela ====== */
table.data {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5em 0;
  font-size: .94rem;
}
table.data th, table.data td {
  padding: .7rem .8rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
table.data th {
  background: var(--paper-warm);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: .82rem;
  letter-spacing: .04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ====== Slot de anúncio (AdSense) ====== */
.ad-slot {
  margin: 2.5rem auto;
  padding: 1rem;
  border: 1px dashed var(--line);
  background: rgba(255,255,255,.4);
  text-align: center;
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: .8rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ====== Rodapé ====== */
.site-footer {
  background: var(--ink);
  color: #d9cdb4;
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
  font-size: .92rem;
}
.site-footer a { color: #f0c98a; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 2rem;
  margin-bottom: 2.5rem;
}
.site-footer h4 {
  color: #f0c98a;
  font-size: .78rem;
  letter-spacing: .14em;
  margin-bottom: 1rem;
  font-family: var(--font-body);
}
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: .5rem; }
.footer-brand {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--paper);
  margin-bottom: .6rem;
}
.footer-brand em { color: #f0c98a; font-style: italic; }
.footer-legal {
  font-size: .78rem;
  color: #8a7e6c;
  line-height: 1.6;
}
.footer-legal strong { color: #d9cdb4; }
.footer-bottom {
  border-top: 1px solid #2b2620;
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: .78rem;
  color: #8a7e6c;
}

/* ====== Banner de cookies ====== */
.cookie-banner {
  position: fixed;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  max-width: 480px;
  margin-right: auto;
  background: var(--ink);
  color: var(--paper);
  padding: 1.2rem 1.4rem;
  font-size: .9rem;
  z-index: 100;
  box-shadow: 0 10px 40px rgba(0,0,0,.25);
  border-left: 3px solid var(--amber);
  display: none;
}
.cookie-banner.show { display: block; }
.cookie-banner p { margin: 0 0 .8rem; line-height: 1.5; }
.cookie-banner a { color: #f0c98a; }
.cookie-actions { display: flex; gap: .6rem; flex-wrap: wrap; }
.btn {
  display: inline-block;
  padding: .6rem 1.1rem;
  font-family: var(--font-body);
  font-size: .85rem;
  letter-spacing: .03em;
  border: 1px solid var(--paper);
  background: transparent;
  color: var(--paper);
  cursor: pointer;
  text-decoration: none;
  transition: background .15s, color .15s;
}
.btn:hover { background: var(--paper); color: var(--ink); }
.btn-primary { background: var(--amber); border-color: var(--amber); color: var(--ink); }
.btn-primary:hover { background: #d77a2a; border-color: #d77a2a; color: var(--ink); }

/* ====== Mobile ====== */
@media (max-width: 820px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-meta { border-left: none; border-top: 1px solid var(--line); padding-left: 0; padding-top: 1.2rem; }
  nav.primary {
    display: none;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    gap: 0;
    padding: .8rem 0;
  }
  nav.primary.open { display: flex; }
  nav.primary a {
    padding: .8rem var(--gutter);
    border-top: 1px solid var(--line);
    width: 100%;
  }
  .nav-toggle { display: inline-block; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 480px) {
  body { font-size: 16px; }
  .footer-grid { grid-template-columns: 1fr; }
  .section-head { flex-direction: column; gap: .4rem; align-items: flex-start; }
}

/* ====== Acessibilidade ====== */
:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}

/* ====== Calculadora de prazos (ferramenta) ====== */
.calc {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 2rem;
  background: var(--paper-warm);
  border: 1px solid var(--line);
  padding: 1.8rem;
}
.calc-input { display: flex; flex-direction: column; gap: 1rem; }
.calc-input label {
  font-size: .78rem;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  font-weight: 600;
}
.calc-input input[type="date"] {
  font-family: var(--font-body);
  font-size: 1.1rem;
  padding: .8rem 1rem;
  border: 1px solid var(--line);
  background: var(--paper);
  color: var(--ink);
}
.btn-calc {
  background: var(--ink);
  color: var(--paper);
  border: none;
  padding: .85rem 1.2rem;
  font-family: var(--font-body);
  font-size: .95rem;
  letter-spacing: .04em;
  cursor: pointer;
  align-self: flex-start;
  transition: background .15s;
}
.btn-calc:hover { background: var(--amber-deep); }
.calc-result {
  border-left: 3px solid var(--amber);
  padding-left: 1.4rem;
}
.calc-result h3 { margin-top: 0; }
.calc-result .item {
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}
.calc-result .item:last-child { border-bottom: none; }
.calc-result .item strong { display: block; font-size: .82rem; letter-spacing: .08em; text-transform: uppercase; color: var(--amber-deep); margin-bottom: .25rem; }
.calc-result .item span { font-family: var(--font-display); font-size: 1.2rem; color: var(--ink); }
.calc-result .item .nota { font-family: var(--font-body); font-size: .88rem; color: var(--muted); margin-top: .3rem; display: block; }
.calc-disclaimer {
  font-size: .82rem !important;
  color: var(--muted);
  font-style: italic;
  margin-top: 1rem !important;
}
@media (max-width: 720px) {
  .calc { grid-template-columns: 1fr; padding: 1.4rem; }
  .calc-result { border-left: none; border-top: 2px solid var(--amber); padding-left: 0; padding-top: 1.4rem; }
}