/* Estilos compartidos — Guías Operador y Cliente Cerebro */
:root {
  --bg: #f1f5f9;
  --panel: #fff;
  --line: #e2e8f0;
  --txt: #0f172a;
  --muted: #64748b;
  --accent: #2563eb;
  --accent2: #16a34a;
  --warn: #d97706;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--txt);
  margin: 0;
  line-height: 1.6;
}
.guide-top {
  background: linear-gradient(135deg, #1e3a8a 0%, #2563eb 55%, #0891b2 100%);
  color: #fff;
  padding: 2rem 1.2rem 2.4rem;
}
.guide-top-inner { max-width: 920px; margin: 0 auto; }
.guide-top h1 { margin: 0 0 .35rem; font-size: 1.85rem; font-weight: 800; }
.guide-top .sub { margin: 0; opacity: .92; font-size: .95rem; max-width: 680px; }
.guide-top .badge-row { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: 1rem; }
.guide-badge {
  background: rgba(255,255,255,.18);
  border: 1px solid rgba(255,255,255,.25);
  border-radius: 999px;
  padding: .25rem .75rem;
  font-size: .78rem;
  font-weight: 600;
}
.guide-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: #fff;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.guide-nav-inner {
  max-width: 920px;
  margin: 0 auto;
  display: flex;
  gap: .35rem;
  padding: .55rem 1rem;
  white-space: nowrap;
}
.guide-nav a {
  color: var(--muted);
  text-decoration: none;
  font-size: .82rem;
  font-weight: 600;
  padding: .45rem .75rem;
  border-radius: 999px;
}
.guide-nav a:hover { background: #f1f5f9; color: var(--accent); }
.guide-wrap { max-width: 920px; margin: 0 auto; padding: 1.5rem 1.2rem 4rem; }
.guide-section {
  scroll-margin-top: 72px;
  margin-bottom: 2.5rem;
}
.guide-section h2 {
  font-size: 1.35rem;
  margin: 0 0 .35rem;
  padding-top: .5rem;
  border-top: 3px solid var(--line);
  padding-top: 1.5rem;
}
.guide-section:first-of-type h2 { border-top: none; padding-top: 0; }
.guide-section h3 { font-size: 1rem; margin: 1.1rem 0 .4rem; color: #1e293b; }
.guide-section p { margin: .5rem 0; color: #334155; }
.guide-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.1rem 1.2rem;
  margin: .85rem 0;
}
.guide-shot {
  margin: 1rem 0;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: #0f172a;
  box-shadow: 0 8px 28px rgba(15,23,42,.12);
}
.guide-shot img {
  display: block;
  width: 100%;
  height: auto;
}
.guide-shot figcaption {
  background: #f8fafc;
  padding: .55rem .85rem;
  font-size: .78rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}
.guide-tip {
  border-left: 4px solid var(--accent);
  background: #eff6ff;
  padding: .75rem 1rem;
  border-radius: 0 10px 10px 0;
  margin: .85rem 0;
  font-size: .9rem;
}
.guide-tip.warn { border-left-color: var(--warn); background: #fffbeb; }
.guide-tip.ok { border-left-color: var(--accent2); background: #ecfdf5; }
.guide-steps { padding-left: 1.25rem; margin: .5rem 0; }
.guide-steps li { margin: .4rem 0; }
.guide-table { width: 100%; border-collapse: collapse; font-size: .88rem; margin: .6rem 0; }
.guide-table th, .guide-table td { border: 1px solid var(--line); padding: 8px 10px; text-align: left; vertical-align: top; }
.guide-table th { background: #f1f5f9; font-weight: 700; }
.guide-btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--accent);
  color: #fff;
  text-decoration: none;
  font-size: .84rem;
  font-weight: 700;
  padding: .5rem 1rem;
  border-radius: 8px;
  margin: .35rem 0 .1rem;
}
.guide-btn:hover { background: #1d4ed8; }
.guide-btn.alt { background: var(--accent2); }
.guide-btn.alt:hover { background: #15803d; }

/* Examen de evaluación */
#examArea .pregunta { margin-bottom: 1.3rem; padding-bottom: 1rem; border-bottom: 1px solid var(--line); }
#examArea .pregunta:last-of-type { border-bottom: none; }
#examArea p.enunciado { font-weight: 700; margin-bottom: .5rem; color: var(--txt); }
#examArea label {
  display: block;
  margin: .3rem 0;
  padding: .5rem .7rem;
  border-radius: 6px;
  cursor: pointer;
  font-size: .92rem;
}
#examArea label:hover { background: #f1f5f9; }
#examArea label.correcta { background: #dcfce7; font-weight: 700; }
#examArea label.incorrecta { background: #fee2e2; }
#examResultado { font-size: 1.05rem; font-weight: 700; margin-top: 1rem; padding: 1rem 1.2rem; border-radius: 10px; }
#examResultado.aprobado { background: #dcfce7; color: #15803d; }
#examResultado.reprobado { background: #fee2e2; color: #b91c1c; }
.guide-kbd {
  display: inline-block;
  background: #f1f5f9;
  border: 1px solid #cbd5e1;
  border-radius: 5px;
  padding: .1rem .4rem;
  font-size: .82em;
  font-family: ui-monospace, monospace;
}
.guide-example {
  background: #0f172a;
  color: #e2e8f0;
  border-radius: 10px;
  padding: .85rem 1rem;
  font-size: .84rem;
  margin: .6rem 0;
  overflow-x: auto;
}
.guide-example .label { color: #94a3b8; font-size: .72rem; text-transform: uppercase; margin-bottom: .35rem; }
.guide-back {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  margin-bottom: 1rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: .88rem;
}
.guide-back:hover { text-decoration: underline; }
.guide-footer {
  text-align: center;
  color: var(--muted);
  font-size: .82rem;
  padding: 2rem 1rem;
  border-top: 1px solid var(--line);
  margin-top: 2rem;
}
@media (max-width: 600px) {
  .guide-top h1 { font-size: 1.45rem; }
  .guide-wrap { padding: 1rem .85rem 3rem; }
}