:root {
  --bg: #eef2f7;
  --card: #ffffff;
  --ink: #0f1b3d;
  --muted: #4b5878;
  --line: #d5dce8;
  --accent: #ffc531;
  --accent-ink: #2e2200;
  --link: #1d3fb8;
  --bad: #9a2a1f;
  --bad-bg: #fdeceb;
  --radius: 14px;
  --font-title: "Bricolage Grotesque", "Segoe UI", system-ui, sans-serif;
  --font-body: "Figtree", "Segoe UI", system-ui, sans-serif;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
}

a { color: var(--link); }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible {
  outline: 3px solid var(--ink);
  outline-offset: 2px;
}

.wrap { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 16px; }

/* ---------- topo ---------- */
.topo { background: var(--ink); color: #fff; }
.topo .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px 24px; padding-top: 14px; padding-bottom: 14px; }
.marca { font-family: var(--font-title); font-weight: 800; font-size: 1.35rem; letter-spacing: -0.01em; color: #fff; text-decoration: none; }
.marca span { color: var(--accent); }
.topo nav { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.topo nav a { color: #d9e0f2; text-decoration: none; font-size: 0.95rem; padding: 4px 0; }
.topo nav a:hover, .topo nav a[aria-current="page"] { color: #fff; text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: 6px; text-decoration-thickness: 3px; }

/* ---------- títulos ---------- */
h1, h2, h3 { font-family: var(--font-title); line-height: 1.15; letter-spacing: -0.015em; margin: 0; }
h1 { font-size: clamp(1.9rem, 5.5vw, 3rem); font-weight: 800; }
h2 { font-size: clamp(1.4rem, 3.4vw, 1.8rem); font-weight: 700; margin-top: 2.2rem; margin-bottom: 0.6rem; }
h3 { font-size: 1.1rem; font-weight: 700; }

.intro { padding: 36px 0 20px; }
.intro p { max-width: 62ch; color: var(--muted); font-size: 1.1rem; margin: 12px 0 0; }

/* ---------- regras por ano ---------- */
.regras-barra { background: var(--card); border: 1px solid var(--line); border-left: 6px solid var(--accent); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 20px; }
.regras-topo { display: flex; flex-wrap: wrap; align-items: end; gap: 10px 16px; }
.campo-ano label { display: block; font-weight: 600; margin-bottom: 4px; }
.campo-ano select { font: inherit; font-size: 1.05rem; padding: 9px 12px; border: 1.5px solid #9aa6c2; border-radius: 10px; background: #fff; color: var(--ink); min-width: 110px; }
.selo { display: inline-block; font-size: 0.85rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; margin-bottom: 6px; }
.selo-ok { background: #dff3ea; color: #0b5a40; }
.selo-prov { background: #fff2b3; color: #6b4a00; }
.aviso-ano { margin: 10px 0 4px; color: #26325a; font-size: 0.95rem; line-height: 1.5; }
details.ajuste { margin: 10px 0 0; background: #f6f8fc; }
.grade-regras { display: grid; gap: 0 14px; }
@media (min-width: 700px) { .grade-regras { grid-template-columns: 1fr 1fr; } }
.botao-leve { margin-top: 14px; font: inherit; font-weight: 600; color: var(--ink); background: #fff; border: 1.5px solid var(--ink); border-radius: 10px; padding: 9px 16px; cursor: pointer; }
.botao-leve:hover { background: var(--accent); }
.mudancas { margin: 0 0 20px; }
.mudancas ul { margin: 8px 0 0; padding-left: 1.2rem; }
.mudancas li { margin: 6px 0; color: #26325a; }
.mudancas p { margin: 10px 0 0; }

/* ---------- calculadora ---------- */
.calc { display: grid; gap: 20px; padding-bottom: 8px; align-items: start; }
@media (min-width: 900px) { .calc { grid-template-columns: 1fr 1fr; gap: 28px; } }

.painel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 20px; }
.painel > h2 { margin-top: 0; font-size: 1.25rem; }

.campo { margin-top: 16px; }
.campo[hidden] { display: none; }
.campo label { display: block; font-weight: 600; margin-bottom: 4px; }
.campo .dica { display: block; font-size: 0.88rem; color: var(--muted); margin-top: 4px; line-height: 1.4; }
.campo input, .campo select {
  width: 100%; font: inherit; font-size: 1.05rem; color: var(--ink);
  padding: 11px 12px; border: 1.5px solid #9aa6c2; border-radius: 10px; background: #fff;
}
.campo input:hover, .campo select:hover { border-color: var(--ink); }
.duplo { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* ---------- recibo (resultado) ---------- */
.recibo { background: #fff; border: 1px solid var(--line); border-radius: var(--radius) var(--radius) 0 0; padding: 22px 20px 30px; position: relative; border-top: 6px solid var(--accent); }
.recibo::after {
  content: ""; position: absolute; left: -1px; right: -1px; bottom: -11px; height: 12px;
  background: linear-gradient(-45deg, transparent 8px, #fff 0) 0 0 / 16px 12px repeat-x,
              linear-gradient(45deg, transparent 8px, #fff 0) 0 0 / 16px 12px repeat-x;
  filter: drop-shadow(0 1px 0 var(--line));
}
@media (min-width: 900px) { .recibo { position: sticky; top: 16px; } }
.recibo > h2 { margin-top: 0; font-size: 1rem; font-weight: 700; color: var(--muted); }
.veredito { font-family: var(--font-title); font-size: 1.35rem; line-height: 1.3; margin: 8px 0 18px; font-weight: 600; }
.veredito strong { font-weight: 800; background: linear-gradient(transparent 62%, var(--accent) 62%); }
.bloco { margin-top: 18px; }
.bloco h3 { font-size: 0.95rem; color: var(--muted); border-bottom: 1.5px dashed #b5bfd6; padding-bottom: 6px; margin-bottom: 4px; }
.linha { display: flex; justify-content: space-between; gap: 16px; padding: 5px 0; font-variant-numeric: tabular-nums; }
.linha span { color: var(--muted); }
.linha strong { font-weight: 600; text-align: right; white-space: nowrap; }
.linha.destaque { border-top: 1px solid var(--line); margin-top: 4px; padding-top: 8px; }
.linha.destaque span { color: var(--ink); font-weight: 600; }
.linha.destaque strong { font-weight: 800; font-size: 1.12rem; }
.aviso { background: var(--bad-bg); color: var(--bad); border-left: 4px solid var(--bad); padding: 10px 12px; border-radius: 6px; font-size: 0.95rem; margin: 16px 0 0; }
.nota { font-size: 0.85rem; color: var(--muted); margin: 16px 0 0; line-height: 1.5; }

/* ---------- texto de apoio ---------- */
.texto { max-width: 70ch; padding-bottom: 24px; }
.texto p, .texto li { color: #26325a; }
.texto ul { padding-left: 1.2rem; }
.texto table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 0.95rem; font-variant-numeric: tabular-nums; }
.texto th, .texto td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); }
.texto th { color: var(--muted); font-weight: 600; }
details { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 12px 16px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 8px 0 0; }

.atualizado { font-size: 0.9rem; color: var(--muted); margin-top: 28px; }

/* ---------- planilha / convite ---------- */
.convite { background: var(--ink); color: #fff; border-radius: var(--radius); padding: 24px 22px; margin: 32px 0; display: grid; gap: 14px; }
.convite h2 { margin: 0; font-size: 1.4rem; color: #fff; }
.convite p { margin: 0; color: #d9e0f2; max-width: 56ch; }
.botao { display: inline-block; background: var(--accent); color: var(--accent-ink); font-weight: 700; text-decoration: none; padding: 12px 20px; border-radius: 10px; width: fit-content; }
.botao:hover { background: #ffd35e; }
.botao[aria-disabled="true"] { background: #6b7694; color: #fff; cursor: not-allowed; }

/* ---------- home ---------- */
.ferramentas { list-style: none; padding: 0; margin: 12px 0 8px; display: grid; gap: 0; border-top: 2px solid var(--ink); }
.ferramentas li { border-bottom: 1px solid var(--line); }
.ferramentas a { display: grid; gap: 2px; padding: 18px 4px; text-decoration: none; color: var(--ink); }
.ferramentas a:hover { background: #e4eaf4; }
.ferramentas strong { font-family: var(--font-title); font-size: 1.35rem; }
.ferramentas span { color: var(--muted); }
@media (min-width: 700px) {
  .ferramentas a { grid-template-columns: 1fr 1.3fr; align-items: baseline; gap: 24px; padding: 22px 8px; }
}

/* ---------- rodapé ---------- */
.rodape { margin-top: 40px; background: #e2e8f2; border-top: 1px solid var(--line); padding: 26px 0 36px; font-size: 0.9rem; color: var(--muted); }
.rodape .wrap { display: grid; gap: 10px; }
.rodape nav { display: flex; flex-wrap: wrap; gap: 6px 18px; }
.rodape p { margin: 0; max-width: 80ch; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }