/* Certifica — pensado primero para el móvil: el examen se hace a menudo de pie, en la garita. */
:root {
  --tinta: #12264A; --tinta2: #1D3B72; --acento: #F2A900; --ok: #18874A; --mal: #C4261D;
  --fondo: #F3F5F9; --papel: #fff; --borde: #D9DFE9; --texto: #1C2330; --tenue: #5B6370;
  --radio: 14px; --sombra: 0 1px 2px rgba(18,38,74,.06), 0 8px 24px rgba(18,38,74,.07);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--fondo); color: var(--texto); font: 16px/1.5 system-ui, "Segoe UI", Roboto, sans-serif; }
a { color: var(--tinta2); }
h1, h2, h3 { color: var(--tinta); line-height: 1.2; margin: 0 0 .5em; text-wrap: balance; }
h1 { font-size: clamp(1.6rem, 5vw, 2.3rem); letter-spacing: -.01em; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.02rem; }
p { margin: 0 0 1em; }
small, .tenue { color: var(--tenue); }
.oculto { display: none !important; }

/* ---------- estructura ---------- */
.barra { background: var(--tinta); color: #fff; }
.barra .dentro { display: flex; align-items: center; gap: 16px; min-height: 60px; }
.marca { display: flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-weight: 700; font-size: 1.1rem; letter-spacing: .01em; }
.marca i { width: 26px; height: 26px; border-radius: 7px; background: var(--acento); display: grid; place-items: center; color: var(--tinta); font-style: normal; font-weight: 800; font-size: .95rem; }
.barra nav { margin-left: auto; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.barra nav a, .barra nav button { color: #dfe6f3; text-decoration: none; background: none; border: 0; font: inherit; padding: 8px 10px; border-radius: 8px; cursor: pointer; }
.barra nav a:hover, .barra nav button:hover { background: rgba(255,255,255,.12); color: #fff; }
.barra nav form { margin: 0; }
.dentro { width: min(1080px, 100% - 32px); margin-inline: auto; }
.estrecho { width: min(640px, 100% - 32px); margin-inline: auto; }
main { padding: 28px 0 64px; }
footer { color: var(--tenue); font-size: .88rem; padding: 0 0 32px; text-align: center; }

.tarjeta { background: var(--papel); border: 1px solid var(--borde); border-radius: var(--radio); padding: 22px; box-shadow: var(--sombra); margin-bottom: 18px; }
.tarjeta > :last-child { margin-bottom: 0; }
.fila { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.fila .empuja { margin-left: auto; }
.rejilla { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); }
.migas { font-size: .92rem; margin-bottom: 14px; }
.migas a { text-decoration: none; }

/* ---------- formularios ---------- */
label { display: block; font-weight: 600; font-size: .93rem; margin-bottom: 6px; color: var(--tinta); }
label small { font-weight: 400; }
input[type=text], input[type=email], input[type=password], input[type=number], select, textarea {
  width: 100%; font: inherit; color: inherit; background: #fff; border: 1.5px solid var(--borde); border-radius: 10px; padding: 11px 13px; min-height: 48px; }
textarea { min-height: 96px; resize: vertical; }
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid rgba(242,169,0,.55); outline-offset: 2px; border-color: var(--tinta2); }
input[type=file] { font: inherit; width: 100%; padding: 10px; border: 1.5px dashed var(--borde); border-radius: 10px; background: #fafbfd; }
.campo { margin-bottom: 16px; }
.dos { display: grid; gap: 14px; grid-template-columns: 1fr; }
@media (min-width: 560px) { .dos { grid-template-columns: 1fr 1fr; } .dos.corto { grid-template-columns: 170px 1fr; } }
.marcar { display: flex; gap: 10px; align-items: flex-start; font-weight: 400; font-size: .95rem; color: var(--texto); }
.marcar input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--tinta); }

.boton { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 8px 20px; border-radius: 10px; border: 1.5px solid var(--tinta); text-align: center; line-height: 1.25; background: var(--tinta); color: #fff; font: inherit; font-weight: 600; text-decoration: none; cursor: pointer; }
.boton:hover { background: var(--tinta2); border-color: var(--tinta2); }
.boton.principal { background: var(--acento); border-color: var(--acento); color: var(--tinta); }
.boton.principal:hover { filter: brightness(.96); background: var(--acento); }
.boton.claro { background: #fff; color: var(--tinta); border-color: var(--borde); }
.boton.claro:hover { background: #f1f4f9; }
.boton.peligro { background: #fff; color: var(--mal); border-color: #e9b9b5; }
.boton.pequeno { min-height: 38px; padding: 0 14px; font-size: .92rem; }
.boton.ancho { width: 100%; }
.boton[disabled] { opacity: .55; cursor: not-allowed; }

.aviso { border-radius: 10px; padding: 12px 14px; margin-bottom: 18px; background: #EAF1FE; border: 1px solid #C5D7F7; color: #173A7A; }
.aviso.error { background: #FDECEA; border-color: #F3C1BC; color: #8E1B14; }
.aviso.bien { background: #E7F6EC; border-color: #B9E2C7; color: #0F5B31; }
.aviso.ojo { background: #FFF6DC; border-color: #F2DC9B; color: #6B4E00; }
.etiqueta { display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; padding: 3px 9px; border-radius: 99px; background: #E9EDF4; color: var(--tenue); white-space: nowrap; }
.etiqueta.bien { background: #DDF3E5; color: #0F5B31; } .etiqueta.ojo { background: #FFEFC2; color: #6B4E00; } .etiqueta.mal { background: #FBDFDC; color: #8E1B14; }

/* ---------- portada ---------- */
.heroe { background: linear-gradient(160deg, var(--tinta) 0%, var(--tinta2) 100%); color: #fff; padding: 52px 0 60px; margin-top: -28px; margin-bottom: 28px; }
.heroe h1 { color: #fff; font-size: clamp(1.9rem, 6vw, 3rem); max-width: 17ch; }
.heroe p { font-size: 1.12rem; max-width: 52ch; color: #dbe4f3; }
.paso { display: flex; gap: 14px; }
.paso b { flex: none; width: 36px; height: 36px; border-radius: 50%; background: var(--tinta); color: var(--acento); display: grid; place-items: center; }

/* ---------- panel ---------- */
.curso-lista { display: grid; gap: 14px; }
.curso-lista a.tarjeta { display: block; text-decoration: none; color: inherit; margin: 0; }
.curso-lista a.tarjeta:hover { border-color: var(--tinta2); }
.cifras { display: flex; gap: 22px; margin-top: 10px; font-size: .93rem; color: var(--tenue); flex-wrap: wrap; }
.cifras b { color: var(--tinta); font-size: 1.15rem; }
.enlace-publico { display: flex; gap: 8px; }
.enlace-publico input { font-family: ui-monospace, Consolas, monospace; font-size: .92rem; }
details.pregunta { border: 1px solid var(--borde); border-radius: 12px; margin-bottom: 10px; background: #fff; }
details.pregunta[open] { border-color: var(--tinta2); box-shadow: var(--sombra); }
details.pregunta > summary { list-style: none; cursor: pointer; padding: 14px 16px; display: flex; gap: 12px; align-items: flex-start; }
details.pregunta > summary::-webkit-details-marker { display: none; }
details.pregunta > summary .n { flex: none; width: 30px; height: 30px; border-radius: 8px; background: #E9EDF4; color: var(--tinta); display: grid; place-items: center; font-weight: 700; font-size: .9rem; }
details.pregunta > summary .t { flex: 1; font-weight: 600; }
details.pregunta.inactiva > summary .t { color: var(--tenue); text-decoration: line-through; }
details.pregunta .cuerpo { padding: 4px 16px 16px; }
.opcion-edit { display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: center; margin-bottom: 8px; }
.opcion-edit input[type=radio] { width: 20px; height: 20px; accent-color: var(--ok); }
.respuesta-ok { color: var(--ok); font-size: .9rem; font-weight: 600; }
table { width: 100%; border-collapse: collapse; font-size: .95rem; }
th { text-align: left; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; color: var(--tenue); padding: 8px 10px; border-bottom: 2px solid var(--borde); white-space: nowrap; }
td { padding: 10px; border-bottom: 1px solid var(--borde); vertical-align: middle; }
.tabla { overflow-x: auto; }
.girando { display: inline-block; width: 16px; height: 16px; border: 2.5px solid #c5d7f7; border-top-color: #173A7A; border-radius: 50%; animation: gira .8s linear infinite; vertical-align: -3px; margin-right: 6px; }
@keyframes gira { to { transform: rotate(360deg); } }

.lienzo-firma { position: relative; max-width: 620px; border: 1.5px dashed #b9c2d2; border-radius: 12px; background: #fff; overflow: hidden; }
.lienzo-firma canvas { display: block; width: 100%; height: 210px; touch-action: none; cursor: crosshair; }
.lienzo-firma:hover { border-color: var(--tinta2); }
.raya-firma { position: absolute; left: 9%; right: 9%; bottom: 52px; border-top: 1.5px solid #d3d9e4; pointer-events: none; }
.pista-firma { position: absolute; left: 0; right: 0; bottom: 20px; text-align: center; color: #9aa3b2; font-size: .92rem; pointer-events: none; }
.firma-previa { display: block; max-height: 110px; max-width: 100%; background: #fff; border: 1.5px dashed var(--borde); border-radius: 10px; padding: 10px 18px; margin-bottom: 14px; }

/* ---------- curso público ---------- */
.cab-curso { display: flex; gap: 16px; align-items: center; margin-bottom: 18px; }
.cab-curso img { height: 56px; max-width: 120px; object-fit: contain; background: #fff; border-radius: 10px; padding: 5px; border: 1px solid var(--borde); }
.cab-curso small { display: block; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; font-size: .78rem; }
.cab-curso h1 { font-size: clamp(1.3rem, 4.5vw, 1.8rem); margin: 2px 0 0; }
.pasos-curso { display: flex; gap: 6px; margin-bottom: 20px; }
.pasos-curso span { flex: 1; text-align: center; font-size: .8rem; font-weight: 600; color: var(--tenue); padding-top: 9px; border-top: 4px solid var(--borde); }
.pasos-curso span.hecho { border-color: var(--tinta); color: var(--tinta); }
.pasos-curso span.ahora { border-color: var(--acento); color: var(--tinta); }
.datos-examen { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; text-align: center; margin: 16px 0; }
.datos-examen div { background: #F3F5F9; border-radius: 10px; padding: 10px 6px; font-size: .82rem; color: var(--tenue); }
.datos-examen b { display: block; font-size: 1.3rem; color: var(--tinta); }
video { width: 100%; border-radius: 12px; background: #000; display: block; aspect-ratio: 16 / 9; }
.visor-pdf { display: none; width: 100%; height: 72vh; border: 1px solid var(--borde); border-radius: 12px; background: #fff; margin-top: 12px; }
@media (min-width: 760px) { .visor-pdf { display: block; } }
.pie-fijo { position: sticky; bottom: 0; background: linear-gradient(180deg, rgba(243,245,249,0) 0, var(--fondo) 28%); padding: 22px 0 14px; margin-top: 6px; }

fieldset.q { border: 1px solid var(--borde); border-radius: var(--radio); background: #fff; padding: 18px; margin: 0 0 14px; box-shadow: var(--sombra); min-width: 0; }
fieldset.q legend { float: left; width: 100%; padding: 0; font-weight: 700; color: var(--tinta); font-size: 1.04rem; margin-bottom: 12px; }
fieldset.q legend span { color: var(--tenue); font-weight: 600; font-size: .85rem; display: block; margin-bottom: 4px; }
fieldset.q label { clear: both; display: flex; gap: 12px; align-items: flex-start; font-weight: 400; font-size: 1rem; color: var(--texto); border: 1.5px solid var(--borde); border-radius: 10px; padding: 13px 14px; margin: 0 0 8px; cursor: pointer; min-height: 52px; }
fieldset.q label:has(input:checked) { border-color: var(--tinta); background: #EEF3FC; }
fieldset.q input { width: 20px; height: 20px; margin-top: 2px; flex: none; accent-color: var(--tinta); }
fieldset.q.falta { border-color: var(--mal); }

.nota { text-align: center; padding: 8px 0 4px; }
.nota .cifra { font-size: clamp(3rem, 16vw, 4.6rem); font-weight: 800; line-height: 1; color: var(--tinta); letter-spacing: -.02em; }
.nota.bien .cifra { color: var(--ok); } .nota.mal .cifra { color: var(--mal); }
.sello { width: 76px; height: 76px; border-radius: 50%; margin: 0 auto 12px; display: grid; place-items: center; font-size: 2.2rem; background: #DDF3E5; color: var(--ok); }
.sello.mal { background: #FBDFDC; color: var(--mal); }
.ficha { display: grid; grid-template-columns: auto 1fr; gap: 6px 16px; margin: 0; }
.ficha dt { color: var(--tenue); font-size: .92rem; }
.ficha dd { margin: 0; font-weight: 600; }
ul.repasar { padding-left: 20px; margin: 0; }
ul.repasar li { margin-bottom: 6px; }