/* Observatório Brasileiro de Crédito — estética de plataforma de pesquisa econômica */
:root {
  --bg: #f7f7f4;
  --panel: #ffffff;
  --ink: #1a2332;
  --ink-soft: #4a5568;
  --ink-faint: #8a94a3;
  --line: #e3e5e0;
  --accent: #1d4e89;
  --accent-2: #0e7c7b;
  --band: rgba(29, 78, 137, 0.13);
  --obs: #2f7d4f;
  --prev: #1d4e89;
  --cen: #6b46a3;
  --demo: #b45309;
  --crit: #b91c1c;
  --rel: #c2540a;
  --aten: #b45309;
  --info: #64748b;
  --serif: "Iowan Old Style", "Palatino", Georgia, serif;
  --sans: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "SF Mono", ui-monospace, Menlo, monospace;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); font-size: 14px; line-height: 1.45; }
a { color: var(--accent); }

header.topbar { background: #14243a; color: #fff; padding: 14px 22px 0; }
.brandrow { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.brand { font-family: var(--serif); font-size: 21px; font-weight: 600; letter-spacing: .2px; }
.brand .mark { color: #7fb3e3; margin-right: 6px; }
.tagline { color: #9fb2c8; font-size: 12.5px; }
.updated { margin-left: auto; color: #9fb2c8; font-size: 12px; }
nav.tabs { display: flex; gap: 2px; margin-top: 12px; flex-wrap: wrap; }
nav.tabs button { background: transparent; border: none; color: #c3d0e0; padding: 9px 14px; font-size: 13.5px; cursor: pointer; border-bottom: 3px solid transparent; font-family: var(--sans); }
nav.tabs button:hover { color: #fff; }
nav.tabs button.active { color: #fff; border-bottom-color: #7fb3e3; font-weight: 600; }

main { max-width: 1280px; margin: 0 auto; padding: 18px 22px 60px; }
section.view { display: none; }
section.view.active { display: block; }
h2 { font-family: var(--serif); font-size: 20px; margin: 18px 0 4px; }
h3 { font-family: var(--serif); font-size: 16px; margin: 14px 0 6px; }
p.viewdesc { color: var(--ink-soft); margin: 2px 0 14px; max-width: 900px; }

.grid { display: grid; gap: 14px; }
.g2 { grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); }
.g3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.g4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 14px 16px; position: relative; }
.card h4 { margin: 0 0 2px; font-size: 13.5px; font-weight: 600; color: var(--ink); }
.card .big { font-size: 26px; font-weight: 700; font-family: var(--serif); margin: 2px 0; }
.card .delta { font-size: 12.5px; }
.up { color: var(--crit); } .down { color: var(--obs); } .neutral { color: var(--ink-soft); }
.up.good { color: var(--obs); } .down.bad { color: var(--crit); }

.seal { display: inline-block; font-size: 10px; font-weight: 700; letter-spacing: .6px; padding: 2px 7px; border-radius: 3px; vertical-align: middle; }
.seal.obs { background: #e7f3ec; color: var(--obs); }
.seal.prev { background: #e8eef7; color: var(--prev); }
.seal.cen { background: #efe9f7; color: var(--cen); }
.seal.demo { background: #fdf0e3; color: var(--demo); border: 1px dashed var(--demo); }
.seal.aprox { background: #f1f5f9; color: #475569; }

.src { color: var(--ink-faint); font-size: 11px; margin-top: 6px; line-height: 1.5; }
.src b { color: var(--ink-soft); font-weight: 600; }
.qbadge { display: inline-block; font-size: 10.5px; padding: 1px 6px; border-radius: 8px; font-weight: 600; }
.q-high { background: #e7f3ec; color: var(--obs); }
.q-mid { background: #fdf6e3; color: #92700c; }
.q-low { background: #fdeaea; color: var(--crit); }

.controls { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 10px 0 14px; }
.controls .seg { display: inline-flex; border: 1px solid var(--line); border-radius: 6px; overflow: hidden; background: #fff; }
.controls .seg button { border: none; background: transparent; padding: 6px 12px; cursor: pointer; font-size: 12.5px; color: var(--ink-soft); }
.controls .seg button.active { background: var(--accent); color: #fff; }
.controls label { font-size: 12.5px; color: var(--ink-soft); }
button.btn { background: var(--accent); color: #fff; border: none; border-radius: 6px; padding: 7px 14px; font-size: 12.5px; cursor: pointer; }
button.btn.ghost { background: #fff; color: var(--accent); border: 1px solid var(--accent); }
button.btn.small { padding: 4px 10px; font-size: 11.5px; }

svg.chart { width: 100%; height: auto; display: block; }
.axis text { font-size: 10px; fill: var(--ink-faint); font-family: var(--mono); }
.axis line, .axis path { stroke: var(--line); }

table.data { width: 100%; border-collapse: collapse; font-size: 12.5px; background: #fff; }
table.data th { text-align: left; padding: 8px 10px; border-bottom: 2px solid var(--line); font-size: 11px; text-transform: uppercase; letter-spacing: .5px; color: var(--ink-soft); cursor: pointer; white-space: nowrap; }
table.data td { padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
table.data tr:hover td { background: #fafbf8; }
.scorebar { display: inline-block; height: 9px; border-radius: 4px; background: linear-gradient(90deg, #2f7d4f, #d9a514, #b91c1c); position: relative; width: 90px; vertical-align: middle; }
.scorebar i { position: absolute; top: -3px; width: 3px; height: 15px; background: #14243a; border-radius: 1px; }

.alert { border-left: 4px solid var(--info); background: #fff; border-radius: 0 8px 8px 0; border-top: 1px solid var(--line); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 10px 14px; margin-bottom: 10px; }
.alert.critico { border-left-color: var(--crit); }
.alert.relevante { border-left-color: var(--rel); }
.alert.atencao { border-left-color: var(--aten); }
.alert .lvl { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .6px; }
.alert.critico .lvl { color: var(--crit); } .alert.relevante .lvl { color: var(--rel); }
.alert.atencao .lvl { color: var(--aten); } .alert.informativo .lvl { color: var(--info); }
.alert .expl { color: var(--ink-soft); font-size: 12px; margin-top: 3px; }

.sliders { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.sliders .sl { background: #fff; border: 1px solid var(--line); border-radius: 8px; padding: 10px 14px; }
.sliders label { display: flex; justify-content: space-between; font-size: 12.5px; color: var(--ink-soft); }
.sliders input[type=range] { width: 100%; }
.sliders .val { font-family: var(--mono); font-weight: 700; color: var(--ink); }

.note { background: #f6f8fb; border: 1px solid #dfe7f0; border-radius: 8px; padding: 10px 14px; font-size: 12.5px; color: var(--ink-soft); margin: 12px 0; }
.note.warn { background: #fdf6ec; border-color: #f0dcc0; }
details.decomp { margin-top: 6px; }
details.decomp summary { cursor: pointer; font-size: 12px; color: var(--accent); }
.contrib { display: flex; align-items: center; gap: 8px; font-size: 12px; margin: 3px 0; }
.contrib .lbl { width: 190px; color: var(--ink-soft); }
.contrib .bar { height: 10px; border-radius: 3px; }
.contrib .bar.pos { background: var(--accent-2); }
.contrib .bar.neg { background: #c26868; }
.contrib .num { font-family: var(--mono); font-size: 11px; }

.legend { display: flex; gap: 14px; font-size: 11.5px; color: var(--ink-soft); flex-wrap: wrap; margin: 4px 0; }
.legend .sw { display: inline-block; width: 14px; height: 3px; vertical-align: middle; margin-right: 4px; }
.tooltip { position: fixed; pointer-events: none; background: #14243a; color: #fff; font-size: 11.5px; padding: 8px 10px; border-radius: 6px; z-index: 50; max-width: 320px; display: none; line-height: 1.5; }
footer { border-top: 1px solid var(--line); color: var(--ink-faint); font-size: 11.5px; padding: 16px 22px; max-width: 1280px; margin: 0 auto; }

@media print {
  header.topbar nav, .controls, button.btn, footer .noprint { display: none !important; }
  body { background: #fff; }
  .card, .alert { break-inside: avoid; }
  main { max-width: 100%; }
  .printonly { display: block !important; }
}
.printonly { display: none; }
@media (max-width: 640px) {
  .brand { font-size: 17px; }
  main { padding: 12px; }
}