/* ============================================================
   Estilos globais — layout base, header, footer, componentes
   ============================================================ */

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
  transition: background .2s ease, color .2s ease;
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  color: var(--color-text);
  line-height: 1.2;
  margin: 0 0 .5em;
  font-weight: 700;
}

h1 { font-size: clamp(1.8rem, 4vw, 2.6rem); }
h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); }
h3 { font-size: 1.2rem; }

p { margin: 0 0 1em; }

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.tabular { font-variant-numeric: tabular-nums; }

/* ---------- Skip link (acessibilidade) ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--color-primary);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 1000;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-surface) 88%, transparent);
  backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--color-border);
}
.site-header .container {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  height: 64px;
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--color-text);
}
.brand:hover { text-decoration: none; }
.brand .logo-mark {
  display: inline-grid;
  place-items: center;
  width: 32px; height: 32px;
  border-radius: 9px;
  background: var(--color-accent); /* ouro */
  color: #0F3D2E;                  /* esmeralda escura, legível sobre o ouro */
  font-weight: 800;
}
.main-nav {
  display: flex;
  gap: var(--space-5);
  margin-left: auto;
  align-items: center;
}
.main-nav a {
  color: var(--color-muted);
  font-weight: 500;
  font-size: .98rem;
}
.main-nav a:hover, .main-nav a[aria-current="page"] {
  color: var(--color-text);
  text-decoration: none;
}
.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 40px; height: 40px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 10px;
  cursor: pointer;
  color: var(--color-text);
  font-size: 1.1rem;
  line-height: 1;
}
.theme-toggle:hover { border-color: var(--color-primary); }

.nav-toggle {
  display: none;
  width: 40px; height: 40px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  border-radius: 10px;
  cursor: pointer;
  color: var(--color-text);
}

/* ---------- Footer ---------- */
.site-footer {
  margin-top: var(--space-8);
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-7) 0 var(--space-5);
  font-size: .95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-6);
}
.site-footer h4 { font-size: 1rem; margin-bottom: var(--space-3); }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: var(--space-2); }
.site-footer a { color: var(--color-muted); }
.disclaimer {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
  color: var(--color-muted);
  font-size: .88rem;
  text-align: center;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .05s ease, filter .15s ease;
  text-decoration: none;
}
.btn:hover { text-decoration: none; filter: brightness(1.05); }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-accent { background: var(--color-accent); color: #14271E; }
.btn-growth { background: var(--color-growth); color: #fff; }
.btn-ghost {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text);
}

/* ---------- Cards ---------- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: var(--space-5);
}

/* ---------- Grid de calculadoras ---------- */
.calc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-5);
}
.calc-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.calc-card:hover {
  text-decoration: none;
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: var(--color-primary);
}
.calc-card .icon {
  width: 44px; height: 44px;
  display: grid; place-items: center;
  border-radius: 11px;
  background: var(--color-surface-2);
  font-size: 1.4rem;
  margin-bottom: var(--space-2);
}
.calc-card h3 { margin: 0; color: var(--color-text); }
.calc-card p { margin: 0; color: var(--color-muted); font-size: .95rem; }
.calc-card.soon { opacity: .6; }
.badge {
  align-self: flex-start;
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 3px 9px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--color-growth) 15%, transparent);
  color: var(--color-growth-700);
}
.badge.soon-badge {
  background: var(--color-surface-2);
  color: var(--color-muted);
}

/* ---------- Hero ---------- */
.hero {
  padding: var(--space-8) 0 var(--space-7);
  text-align: center;
}
.hero p.lead {
  font-size: 1.2rem;
  color: var(--color-muted);
  max-width: 640px;
  margin: 0 auto var(--space-5);
}
.hero-actions { display: flex; gap: var(--space-3); justify-content: center; flex-wrap: wrap; }

/* ---------- Seções ---------- */
.section { padding: var(--space-7) 0; }
.section-title { text-align: center; margin-bottom: var(--space-6); }

/* ---------- Breadcrumb ---------- */
.breadcrumb {
  font-size: .9rem;
  color: var(--color-muted);
  padding: var(--space-4) 0;
}
.breadcrumb a { color: var(--color-muted); }
.breadcrumb [aria-current] { color: var(--color-text); font-weight: 600; }

/* ---------- Ad slot ---------- */
.ad-slot {
  margin: var(--space-6) auto;
  min-height: 90px;
  display: grid;
  place-items: center;
  background: repeating-linear-gradient(45deg, var(--color-surface-2), var(--color-surface-2) 10px, transparent 10px, transparent 20px);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-muted);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ---------- CTA Hotmart ---------- */
.cta-hotmart {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-700));
  color: #fff;
  border-radius: var(--radius);
  padding: var(--space-6);
  text-align: center;
  margin: var(--space-6) 0;
}
.cta-hotmart h3 { color: #fff; }
.cta-hotmart p { color: rgba(255,255,255,.85); max-width: 520px; margin: 0 auto var(--space-4); }

/* ---------- FAQ acordeão ---------- */
.faq details {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  margin-bottom: var(--space-3);
  overflow: hidden;
}
.faq summary {
  cursor: pointer;
  padding: var(--space-4) var(--space-5);
  font-family: var(--font-head);
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 1.4rem; color: var(--color-muted); }
.faq details[open] summary::after { content: "–"; }
.faq details > div { padding: 0 var(--space-5) var(--space-4); color: var(--color-muted); }

/* ---------- Disclaimer inline ---------- */
.note {
  font-size: .88rem;
  color: var(--color-muted);
  background: var(--color-surface-2);
  border-left: 3px solid var(--color-accent);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
}

/* ============================================================
   Calculadora — layout específico
   ============================================================ */
.calc-layout {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: var(--space-6);
  align-items: start;
}
.calc-form { position: sticky; top: 80px; }

.field { margin-bottom: var(--space-4); }
.field label {
  display: block;
  font-weight: 600;
  font-size: .95rem;
  margin-bottom: var(--space-2);
}
.field .hint { font-weight: 400; color: var(--color-muted); font-size: .85rem; }
.input-wrap { position: relative; display: flex; gap: var(--space-2); }
.input-wrap .prefix {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  color: var(--color-muted); pointer-events: none; font-weight: 600;
}
.input-wrap.has-prefix input { padding-left: 38px; }
input[type="text"], input[type="number"], select {
  width: 100%;
  font-family: var(--font-body);
  font-variant-numeric: tabular-nums;
  font-size: 1.05rem;
  padding: 12px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color .12s ease, box-shadow .12s ease;
}
input:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-primary) 18%, transparent);
}
select { cursor: pointer; min-width: 110px; flex: 0 0 auto; width: auto; }
.field .input-row { display: flex; gap: var(--space-2); }
.field .input-row .input-wrap { flex: 1; }

.exemplos { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-top: var(--space-2); }
.chip {
  font-size: .85rem;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-muted);
  cursor: pointer;
}
.chip:hover { border-color: var(--color-primary); color: var(--color-text); }

/* Resultado herói */
.result-hero {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: var(--space-6);
  text-align: center;
  margin-bottom: var(--space-5);
}
.result-hero .rotulo { color: var(--color-muted); font-size: .95rem; text-transform: uppercase; letter-spacing: .05em; }
.result-hero .montante {
  font-family: var(--font-head);
  font-weight: 800;
  font-size: clamp(2.2rem, 6vw, 3.4rem);
  color: var(--color-growth);
  line-height: 1.1;
  margin: var(--space-2) 0;
  font-variant-numeric: tabular-nums;
}
.result-hero .real {
  color: var(--color-muted);
  font-size: .95rem;
  margin-top: var(--space-2);
}
.result-hero .real strong { color: var(--color-text); }

.split-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); margin-bottom: var(--space-4); }
.split-cards .mini {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  text-align: center;
}
.split-cards .mini .v { font-size: 1.4rem; font-weight: 700; font-variant-numeric: tabular-nums; }
.split-cards .mini .l { color: var(--color-muted); font-size: .85rem; }
.mini.investido .v { color: var(--color-primary); }
.mini.juros .v { color: var(--color-growth-700); }

.barra-prop { margin-bottom: var(--space-5); }
.barra-track { height: 14px; border-radius: 999px; background: color-mix(in srgb, var(--color-primary) 18%, transparent); overflow: hidden; }
.barra-fill { height: 100%; background: var(--color-growth); border-radius: 999px; transition: width .3s ease; }
.barra-prop .barra-legenda { font-size: .85rem; color: var(--color-muted); margin-top: var(--space-2); text-align: center; }

.virada {
  background: color-mix(in srgb, var(--color-accent) 14%, transparent);
  border: 1px solid color-mix(in srgb, var(--color-accent) 40%, transparent);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  margin-bottom: var(--space-5);
  font-size: .95rem;
}
.virada strong { color: var(--color-accent-700); }

.chart-box {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--space-5);
  margin-bottom: var(--space-5);
  height: 340px;
  position: relative;
}
.chart-box canvas { max-height: 290px; }

.acoes { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }
.btn-sm { padding: 8px 14px; font-size: .9rem; }

.tabela-wrap { overflow-x: auto; }
table.tab-anos { width: 100%; border-collapse: collapse; font-size: .95rem; }
table.tab-anos th, table.tab-anos td { padding: 10px 14px; text-align: right; border-bottom: 1px solid var(--color-border); }
table.tab-anos th:first-child, table.tab-anos td:first-child { text-align: left; }
table.tab-anos thead th { color: var(--color-muted); font-weight: 600; font-size: .85rem; text-transform: uppercase; letter-spacing: .03em; }

.salva-item { display: flex; justify-content: space-between; align-items: center; gap: var(--space-3); padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); margin-bottom: var(--space-2); }

.como-funciona { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-6); }
.como-funciona code, .formula {
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  background: var(--color-surface-2);
  padding: 2px 6px;
  border-radius: 6px;
  font-size: .92em;
}
.formula-block {
  display: block;
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  margin: var(--space-3) 0;
  font-family: ui-monospace, 'SF Mono', Menlo, monospace;
  font-size: .95rem;
  overflow-x: auto;
}

/* Print: só o resultado */
@media print {
  .site-header, .site-footer, .calc-form, .acoes, .ad-slot, .cta-hotmart, .breadcrumb, .nav-toggle { display: none !important; }
  .calc-layout { grid-template-columns: 1fr; }
  body { background: #fff; }
}

/* ---------- Mobile ---------- */
@media (max-width: 880px) {
  .calc-layout { grid-template-columns: 1fr; }
  .calc-form { position: static; }
}
@media (max-width: 760px) {
@media (max-width: 760px) {
  .nav-toggle { display: inline-grid; place-items: center; margin-left: auto; }
  .main-nav {
    display: none;
    position: absolute;
    top: 64px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-3) var(--space-5);
    margin-left: 0;
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: var(--space-3) 0; width: 100%; }
  .main-nav .theme-toggle { margin: var(--space-3) 0; }
  .footer-grid { grid-template-columns: 1fr; gap: var(--space-5); }
}