/* Tokens da paleta de referência (validada para daltonismo nos dois temas). */
:root {
  color-scheme: light;
  --pagina: #f9f9f7;
  --superficie: #fcfcfb;
  --tinta: #0b0b0b;
  --tinta-2: #52514e;
  --tinta-3: #898781;
  --grade: #e1e0d9;
  --eixo: #c3c2b7;
  --borda: rgba(11, 11, 11, 0.1);
  --lavagem: rgba(11, 11, 11, 0.04);
  --s1: #2a78d6;
  --s2: #eb6834;
  --s1-wash: rgba(42, 120, 214, 0.1);
  --sobe: #e34948;
  --desce: #2a78d6;
  --bom: #0ca30c;
  --alerta: #fab219;
  --critico: #d03b3b;
  --texto-bom: #006300;
  --raio: 14px;
  --fonte: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --pagina: #0d0d0d;
    --superficie: #1a1a19;
    --tinta: #f0efec;
    --tinta-2: #c3c2b7;
    --tinta-3: #898781;
    --grade: #2c2c2a;
    --eixo: #383835;
    --borda: rgba(255, 255, 255, 0.1);
    --lavagem: rgba(255, 255, 255, 0.05);
    --s1: #3987e5;
    --s2: #d95926;
    --s1-wash: rgba(57, 135, 229, 0.12);
    --sobe: #e66767;
    --desce: #3987e5;
    --texto-bom: #0ca30c;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --pagina: #0d0d0d;
  --superficie: #1a1a19;
  --tinta: #f0efec;
  --tinta-2: #c3c2b7;
  --tinta-3: #898781;
  --grade: #2c2c2a;
  --eixo: #383835;
  --borda: rgba(255, 255, 255, 0.1);
  --lavagem: rgba(255, 255, 255, 0.05);
  --s1: #3987e5;
  --s2: #d95926;
  --s1-wash: rgba(57, 135, 229, 0.12);
  --sobe: #e66767;
  --desce: #3987e5;
  --texto-bom: #0ca30c;
}

* { box-sizing: border-box; }

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

body {
  margin: 0;
  background: var(--pagina);
  color: var(--tinta);
  font: 15px/1.5 var(--fonte);
}

a { color: inherit; text-underline-offset: 3px; text-decoration-color: var(--eixo); }
a:hover { text-decoration-color: currentColor; }

h1, h2, h3, p { margin: 0; }
h2 { font-size: 1rem; font-weight: 600; letter-spacing: -0.01em; }

.sr {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap;
}

button, input, select { font: inherit; color: inherit; }

:focus-visible { outline: 2px solid var(--s1); outline-offset: 2px; }

/* ---------------------------------------------------------------- topo */

.topo {
  display: flex; align-items: center; gap: 12px;
  max-width: 1120px; margin: 0 auto; padding: 16px;
}

.marca {
  display: flex; align-items: center; gap: 8px;
  text-decoration: none; font-size: 1.05rem; letter-spacing: -0.02em;
  margin-right: auto;
}
.marca svg { width: 24px; height: 24px; }
.marca rect { fill: var(--s1); }
.marca path { stroke: #fff; stroke-width: 3; fill: none; stroke-linecap: round; stroke-linejoin: round; }

.seletor select {
  appearance: none;
  background: var(--superficie) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5l3 3 3-3' stroke='%23898781' stroke-width='1.5' fill='none'/%3E%3C/svg%3E") no-repeat right 10px center / 12px;
  border: 1px solid var(--borda); border-radius: 999px;
  padding: 6px 32px 6px 14px; width: 100%; text-overflow: ellipsis;
}
.seletor { min-width: 0; flex: 0 1 auto; }
.icone { flex: none; }

.icone {
  width: 36px; height: 36px; display: grid; place-items: center;
  background: var(--superficie); border: 1px solid var(--borda); border-radius: 999px; cursor: pointer;
}
.icone svg { width: 18px; height: 18px; fill: none; stroke: var(--tinta-2); stroke-width: 1.6; }
.icone .cheio { fill: var(--tinta-2); stroke: none; }

/* ---------------------------------------------------------------- layout */

main { max-width: 1120px; margin: 0 auto; padding: 0 16px 32px; display: grid; gap: 16px; }
/* itens de grid encolhem: sem isso a tabela larga estica a página no celular */
main > *, .duas > * { min-width: 0; }
main[aria-busy="true"] .grafico, main[aria-busy="true"] .tiles { opacity: 0.4; }

.card {
  background: var(--superficie); border: 1px solid var(--borda); border-radius: var(--raio);
  padding: 20px; min-width: 0;
}
.card-topo { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; flex-wrap: wrap; margin-bottom: 12px; }
.card-sub { color: var(--tinta-2); font-size: 0.875rem; margin-top: 2px; max-width: 60ch; }
.nota { color: var(--tinta-3); font-size: 0.8rem; margin-top: 10px; }

.duas { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); }

.grafico { width: 100%; height: 260px; transition: opacity 0.2s; }
.grafico.alto { height: 380px; }

/* ---------------------------------------------------------------- hero */

.hero {
  display: grid; gap: 24px; align-items: end; padding: 24px 0 8px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr);
}
.eyebrow { color: var(--tinta-2); font-size: 0.875rem; }
.hero-num { font-size: clamp(3rem, 9vw, 4.5rem); font-weight: 600; letter-spacing: -0.04em; line-height: 1.05; margin: 6px 0 4px; }
.hero-idx { font-size: 0.4em; font-weight: 500; color: var(--tinta-2); letter-spacing: -0.01em; vertical-align: 0.6em; }
.hero-delta { font-size: 0.95rem; color: var(--tinta-2); min-height: 1.5em; }
.hero-delta b { color: var(--tinta); font-weight: 600; }

.status { display: inline-flex; align-items: center; gap: 8px; margin-top: 12px; font-size: 0.85rem; color: var(--tinta-2); }
.status .ponto { width: 8px; height: 8px; border-radius: 50%; background: var(--tinta-3); flex: none; }
.status[data-estado="vivo"] .ponto { background: var(--bom); box-shadow: 0 0 0 3px color-mix(in srgb, var(--bom) 25%, transparent); animation: pulso 2s ease-in-out infinite; }
.status[data-estado="suspenso"] .ponto { background: var(--alerta); }
.status[data-estado="erro"] .ponto { background: var(--critico); }
@keyframes pulso { 50% { box-shadow: 0 0 0 6px transparent; } }
@media (prefers-reduced-motion: reduce) { .status .ponto { animation: none !important; } }

.tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin: 0; }
.tile { background: var(--superficie); border: 1px solid var(--borda); border-radius: var(--raio); padding: 14px 16px; min-width: 0; }
.tile dt { font-size: 0.8rem; color: var(--tinta-2); }
.tile dd { margin: 2px 0 0; font-size: 1.4rem; font-weight: 600; letter-spacing: -0.02em; }
.tile .sub { font-size: 0.78rem; color: var(--tinta-3); }
.tile.destaque { background: var(--s1-wash); border-color: transparent; }

/* ---------------------------------------------------------------- filtros */

.filtros { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; position: sticky; top: 0; z-index: 5; padding: 8px 0; background: var(--pagina); }
.chips { display: flex; gap: 4px; flex-wrap: wrap; }
.chips button {
  border: 1px solid transparent; background: none; border-radius: 999px;
  padding: 5px 12px; cursor: pointer; color: var(--tinta-2); font-size: 0.875rem;
}
.chips button:hover { background: var(--lavagem); }
.chips button[aria-checked="true"] { background: var(--superficie); border-color: var(--borda); color: var(--tinta); font-weight: 600; }
.segmentado { background: var(--lavagem); border-radius: 999px; padding: 2px; }
.filtros-nota { color: var(--tinta-3); font-size: 0.8rem; margin-left: auto; }

/* ---------------------------------------------------------------- legenda */

.legenda { list-style: none; margin: 0; padding: 0; display: flex; gap: 6px 16px; flex-wrap: wrap; font-size: 0.8rem; color: var(--tinta-2); }
.legenda li { display: flex; align-items: center; gap: 6px; }
.legenda button { display: flex; align-items: center; gap: 6px; background: none; border: 0; padding: 2px 0; cursor: pointer; color: inherit; font-size: inherit; }
.legenda button[aria-pressed="false"] { opacity: 0.45; }
.chave { display: inline-block; flex: none; background: var(--c); }
.chave.linha { width: 14px; height: 2px; border-radius: 1px; }
.chave.barra { width: 10px; height: 10px; border-radius: 2px; }

/* ---------------------------------------------------------------- stats */

.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 0; }
.stats.compacto { grid-template-columns: repeat(auto-fit, minmax(min(100%, 160px), 1fr)); }
.stats > div { background: var(--superficie); border: 1px solid var(--borda); border-radius: var(--raio); padding: 14px 16px; }
.stats.compacto > div { background: none; border: 0; border-left: 1px solid var(--grade); border-radius: 0; padding: 2px 14px; }
.stats dt { font-size: 0.8rem; color: var(--tinta-2); }
.stats dd { margin: 2px 0 0; font-size: 1.2rem; font-weight: 600; letter-spacing: -0.01em; }
.stats .sub { display: block; font-size: 0.78rem; color: var(--tinta-3); font-weight: 400; letter-spacing: 0; }
.medidor { height: 4px; border-radius: 2px; background: var(--s1-wash); margin-top: 8px; position: relative; }
.medidor i { position: absolute; inset: 0 auto 0 0; border-radius: 2px; background: var(--s1); }

/* ---------------------------------------------------------------- calculadora e simulador */

.calc { display: grid; gap: 24px; grid-template-columns: minmax(0, 340px) minmax(0, 1fr); align-items: start; }
.calc-controles, .sim-controles { display: grid; gap: 14px; }
.sim-controles { grid-template-columns: repeat(auto-fit, minmax(min(100%, 180px), 1fr)); align-items: end; margin-bottom: 8px; }
.sim-controles .calc-res { grid-column: 1 / -1; }

.campo { display: grid; gap: 4px; font-size: 0.8rem; color: var(--tinta-2); }
.campo output { font-size: 1.6rem; font-weight: 600; color: var(--tinta); letter-spacing: -0.02em; }
.campo input[type="number"], .campo input[type="date"] {
  width: 100%; padding: 8px 10px; border: 1px solid var(--borda); border-radius: 8px;
  background: var(--pagina); font-size: 0.95rem; color: var(--tinta);
}
input[type="range"] { width: 100%; accent-color: var(--s1); }

.atalhos { display: flex; gap: 4px; flex-wrap: wrap; }
.atalhos button { border: 1px solid var(--borda); background: none; border-radius: 999px; padding: 3px 10px; font-size: 0.8rem; cursor: pointer; color: var(--tinta-2); }
.atalhos button:hover { background: var(--lavagem); }

.calc-res { display: grid; grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); gap: 12px; margin: 0; padding: 12px 0; border-top: 1px solid var(--grade); }
.calc-res dt, .calc-sens dt { font-size: 0.78rem; color: var(--tinta-2); }
.calc-res dd { margin: 0; font-size: 1.15rem; font-weight: 600; }
.calc-sens { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; margin: 0; font-size: 0.875rem; }
.calc-sens dd { margin: 0; font-weight: 600; }
.calc .grafico { height: 320px; }

.positivo { color: var(--texto-bom); }

/* ---------------------------------------------------------------- tabela */

.tabela-wrap { overflow-x: auto; }
.tabela { width: 100%; border-collapse: collapse; font-size: 0.875rem; font-variant-numeric: tabular-nums; }
.tabela th { text-align: right; font-weight: 500; color: var(--tinta-2); font-size: 0.78rem; padding: 6px 10px; border-bottom: 1px solid var(--eixo); white-space: nowrap; }
.tabela td { text-align: right; padding: 7px 10px; border-bottom: 1px solid var(--grade); white-space: nowrap; }
.tabela th:first-child, .tabela td:first-child { text-align: left; }
.tabela .api { color: var(--tinta-3); }

.botao {
  display: inline-flex; align-items: center; gap: 6px; border: 1px solid var(--borda); background: var(--superficie);
  border-radius: 999px; padding: 7px 16px; cursor: pointer; text-decoration: none; font-size: 0.875rem; font-weight: 500; white-space: nowrap;
}
.botao:hover { background: var(--lavagem); }
.botao.primario { background: var(--tinta); color: var(--pagina); border-color: transparent; padding: 10px 20px; }
.botao.primario:hover { opacity: 0.88; }

/* ---------------------------------------------------------------- cta e rodapé */

.cta {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  padding: 28px; border-radius: var(--raio); background: var(--s1-wash);
}
.cta h2 { font-size: 1.25rem; letter-spacing: -0.02em; margin-bottom: 6px; }
.cta p { color: var(--tinta-2); max-width: 62ch; }

.rodape { max-width: 1120px; margin: 0 auto; padding: 8px 16px 40px; color: var(--tinta-3); font-size: 0.8rem; display: grid; gap: 4px; }

/* ---------------------------------------------------------------- tooltip do ECharts */

.tt { font: 13px/1.45 var(--fonte); color: var(--tinta); min-width: 150px; }
.tt-dia { color: var(--tinta-2); font-size: 12px; margin-bottom: 4px; }
.tt-linha { display: flex; align-items: center; gap: 8px; justify-content: space-between; }
.tt-linha span { color: var(--tinta-2); display: flex; align-items: center; gap: 6px; }
.tt-linha b { font-weight: 600; font-variant-numeric: tabular-nums; }
.tt-key { width: 12px; height: 2px; border-radius: 1px; display: inline-block; }

/* ---------------------------------------------------------------- responsivo */

@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; padding-top: 8px; }
  .calc { grid-template-columns: 1fr; }
  .grafico.alto { height: 300px; }
  .filtros-nota { margin-left: 0; width: 100%; }
  .card { padding: 16px; }
  .tile dd { font-size: 1.15rem; }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}