/* Estilos de los módulos del programa OEA (misma línea gráfica que los módulos BASC) */
:root{color-scheme:light;box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}html{scroll-padding-top:env(safe-area-inset-top,0px)}body{margin:0;padding:0;font:14px -apple-system,BlinkMacSystemFont,sans-serif;background:#faf9f5;color:#141413}img{max-width:100%}[hidden]:not([hidden=until-found i]){display:none!important}

.volver-bar { display:flex; justify-content:space-between; align-items:center; gap:12px; flex-wrap:wrap; padding-block:14px 0; font-family:var(--f-mono); font-size:.8rem; }
.volver-bar a { color:var(--navy); text-decoration:none; }
.volver-bar a:hover { text-decoration:underline; }
.volver-bar img { height:30px; width:auto; vertical-align:middle; background:#14263D; border-radius:3px; padding:2px 4px; }


/* Layout: una columna de lectura (≈68ch) con un riel de pasos tipo manifiesto de carga arriba; cada paso es una "estación" del recorrido del contenedor. */
:root {
  --bg: #F5F7F9;
  --surface: #FFFFFF;
  --ink: #16212E;
  --muted: #5A6776;
  --line: #D6DDE5;
  --navy: #1F3A5F;
  --seal: #B7791F;
  --seal-soft: #FBF1E0;
  --ok: #1E6B3A; --ok-soft: #E1F3E8;
  --bad: #9B1C1C; --bad-soft: #FBE4E4;
  --focus: #2F6FB3;
  --on-navy: #FFFFFF;
  --f-display: "Barlow Condensed", "Arial Narrow", "Roboto Condensed", sans-serif;
  --f-body: "Source Sans 3", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;
}
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) {
  --bg: #0F1620; --surface: #17212D; --ink: #E6ECF2; --muted: #9AA8B8; --line: #2A3747;
  --navy: #8FB3DB; --seal: #E0A64A; --seal-soft: #2E2416; --ok: #7FD39B; --ok-soft: #16301F;
  --bad: #F29B9B; --bad-soft: #3A1B1B; --focus: #8FB3DB; --on-navy: #0F1620; color-scheme: dark; } }
:root[data-theme="dark"] {
  --bg: #0F1620; --surface: #17212D; --ink: #E6ECF2; --muted: #9AA8B8; --line: #2A3747;
  --navy: #8FB3DB; --seal: #E0A64A; --seal-soft: #2E2416; --ok: #7FD39B; --ok-soft: #16301F;
  --bad: #F29B9B; --bad-soft: #3A1B1B; --focus: #8FB3DB; --on-navy: #0F1620; color-scheme: dark; }

* { box-sizing: border-box; }
body { background: var(--bg); color: var(--ink); font-family: var(--f-body); font-size: 17px; line-height: 1.6; padding-inline: 16px; padding-block: 0 64px; }
.wrap { max-width: 760px; margin: 0 auto; }
h1, h2, h3 { font-family: var(--f-display); line-height: 1.1; text-wrap: balance; margin: 0; }
h1 { font-size: clamp(2rem, 6vw, 2.9rem); font-weight: 700; }
h2 { font-size: 1.9rem; font-weight: 700; color: var(--navy); }
h3 { font-size: 1.3rem; font-weight: 600; margin-top: 8px; }
p { margin: 0; max-width: 68ch; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.eyebrow { font-family: var(--f-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--seal); }
.muted { color: var(--muted); }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
a { color: var(--navy); }

/* Cabecera */
header.top { padding-block: 32px 18px; display: flex; flex-direction: column; gap: 12px; }
.meta { display: flex; flex-wrap: wrap; gap: 8px 18px; font-family: var(--f-mono); font-size: 0.8rem; color: var(--muted); }
.meta b { color: var(--ink); font-weight: 500; }

/* Riel de pasos */
nav.rail { position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; background: var(--bg); padding-block: 10px; border-bottom: 1px solid var(--line); overflow-x: auto; }
nav.rail ol { list-style: none; margin: 0; padding: 0; display: flex; gap: 6px; min-width: max-content; }
nav.rail button { font-family: var(--f-mono); font-size: 0.74rem; border: 1px solid var(--line); background: var(--surface); color: var(--muted); padding: 6px 10px; border-radius: 3px; cursor: pointer; }
nav.rail button[aria-current="step"] { background: var(--navy); color: var(--on-navy); border-color: var(--navy); }
nav.rail button.done { color: var(--ok); border-color: var(--ok); }
nav.rail button:disabled { opacity: 0.45; cursor: not-allowed; }
.bar { height: 3px; background: var(--line); margin-top: 8px; border-radius: 2px; overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--seal); width: 0; transition: width .3s; }

/* Contenido */
section.step { padding-block: 28px 8px; }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: 6px; padding: 20px; }
ul.list { margin: 0; padding-left: 1.2em; display: flex; flex-direction: column; gap: 6px; max-width: 68ch; }
ul.list li::marker { color: var(--seal); }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px; }
.card { border: 1px solid var(--line); border-radius: 6px; padding: 14px 16px; background: var(--surface); min-width: 0; }
.card h3 { margin: 0 0 4px; font-size: 1.15rem; }
.card p { font-size: 0.95rem; }
.tag { display: inline-block; font-family: var(--f-mono); font-size: 0.7rem; letter-spacing: .06em; text-transform: uppercase; padding: 2px 6px; border-radius: 2px; background: var(--seal-soft); color: var(--seal); }
.note { border-left: 3px solid var(--seal); background: var(--seal-soft); padding: 12px 14px; border-radius: 0 4px 4px 0; font-size: 0.95rem; }
.legal { font-size: 0.85rem; color: var(--muted); }

/* Cadena */
.chain { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-family: var(--f-mono); font-size: 0.78rem; }
.chain span { border: 1px solid var(--navy); color: var(--navy); padding: 4px 8px; border-radius: 3px; }
.chain em { color: var(--muted); font-style: normal; }

/* Protocolo */
ol.protocol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: 8px; counter-reset: p; }
ol.protocol li { counter-increment: p; border: 1px solid var(--line); border-top: 4px solid var(--navy); border-radius: 4px; padding: 10px 12px; background: var(--surface); font-size: 0.92rem; }
ol.protocol li::before { content: "0" counter(p); display: block; font-family: var(--f-mono); color: var(--seal); font-size: 0.75rem; }
ol.protocol b { display: block; font-family: var(--f-display); font-size: 1.15rem; }

/* Preguntas */
fieldset.q { border: 1px solid var(--line); border-radius: 6px; padding: 16px; margin: 0; background: var(--surface); display: flex; flex-direction: column; gap: 8px; }
fieldset.q legend { font-weight: 600; padding: 0 4px; max-width: 68ch; }
.opt { display: flex; gap: 10px; align-items: flex-start; border: 1px solid var(--line); border-radius: 4px; padding: 9px 11px; cursor: pointer; }
.opt input { margin-top: 5px; accent-color: var(--navy); }
.opt.correct { border-color: var(--ok); background: var(--ok-soft); }
.opt.wrong { border-color: var(--bad); background: var(--bad-soft); }
.fb { font-size: 0.95rem; padding: 10px 12px; border-radius: 4px; }
.fb.ok { background: var(--ok-soft); color: var(--ok); }
.fb.no { background: var(--bad-soft); color: var(--bad); }
.qnum { font-family: var(--f-mono); color: var(--seal); font-size: 0.78rem; }

/* Formularios y botones */
form.reg { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; }
label.f { display: flex; flex-direction: column; gap: 4px; font-size: 0.9rem; font-weight: 600; }
label.f input, label.f select { font: inherit; font-weight: 400; padding: 9px 10px; border: 1px solid var(--line); border-radius: 4px; background: var(--bg); color: var(--ink); }
.radios { display: flex; gap: 10px; flex-wrap: wrap; }
.radios label { flex: 1 1 200px; border: 1px solid var(--line); border-radius: 4px; padding: 10px 12px; cursor: pointer; font-size: 0.92rem; display: flex; gap: 8px; }
.radios input { accent-color: var(--navy); }
.actions { display: flex; flex-wrap: wrap; gap: 10px; justify-content: space-between; padding-block: 22px; }
button.btn { font-family: var(--f-display); font-size: 1.1rem; font-weight: 600; letter-spacing: .02em; padding: 10px 20px; border-radius: 4px; border: 1px solid var(--navy); background: var(--navy); color: var(--on-navy); cursor: pointer; }
button.btn.ghost { background: transparent; color: var(--navy); }
button.btn:disabled { opacity: .45; cursor: not-allowed; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; }
.err { color: var(--bad); font-size: 0.9rem; }

/* Resultado y constancia */
.score { display: flex; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.score .big { font-family: var(--f-display); font-size: 4rem; font-weight: 700; line-height: 1; }
.score .big.ok { color: var(--ok); } .score .big.no { color: var(--bad); }
.cert-wrap { overflow-x: auto; }
canvas#cert { width: 100%; max-width: 100%; height: auto; border: 1px solid var(--line); border-radius: 4px; background: #fff; }
pre.tsv { font-family: var(--f-mono); font-size: 0.78rem; background: var(--bg); border: 1px solid var(--line); border-radius: 4px; padding: 10px; overflow-x: auto; white-space: pre; margin: 0; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }