/* Curso AMFE – temas, reproductor a pantalla completa y examen. Mismo diseño que el cuestionario (negro + dorado). */
.amfe-curso {
	--k-verde: #3ddc84;
	--k-verde-osc: #14301f;
	--k-rojo: #ff6b5b;
	--k-rojo-osc: #2a1411;
	padding: 18px 14px 26px;
}
.amfe-curso button { font: inherit; color: inherit; }
.k-vista[hidden] { display: none; }

/* Saludo y progreso */
.k-hola { margin: 0 0 4px; font-family: var(--amfe-titulos); font-size: 26px; font-weight: 700; letter-spacing: .01em; }
.k-hola span { color: var(--amfe-oro-claro); }
.k-sub { margin: 0 0 16px; color: var(--amfe-suave); font-size: 15.5px; line-height: 1.5; }
.k-progreso { margin: 0 0 20px; padding: 14px 16px 16px; background: var(--amfe-tarjeta); border: 1px solid var(--amfe-borde); border-radius: 16px; }
.k-progreso-texto { display: flex; justify-content: space-between; align-items: baseline; gap: 10px; margin-bottom: 18px; font-size: 15px; }
.k-progreso-texto strong { font-family: var(--amfe-titulos); font-size: 22px; color: var(--amfe-oro-claro); }
.k-pista { position: relative; height: 6px; margin: 0 26px 4px 44px; border-radius: 3px; background: #2a2a2a; }
.k-pista > .k-barra { position: absolute; left: 0; top: 0; bottom: 0; border-radius: 3px; background: linear-gradient(90deg, var(--amfe-oro), var(--amfe-oro-claro)); transition: width .8s cubic-bezier(.2,.8,.2,1); }
.k-coche { position: absolute; top: -21px; width: 44px; margin-left: -34px; transition: left .8s cubic-bezier(.2,.8,.2,1); filter: drop-shadow(0 2px 6px rgba(0,0,0,.6)); }
.k-meta { position: absolute; right: -18px; top: -20px; width: 22px; }

/* Lista de temas */
.k-titulo-lista { margin: 22px 0 10px; font-family: var(--amfe-titulos); font-size: 15px; letter-spacing: .14em; text-transform: uppercase; color: var(--amfe-suave); }
.k-lista { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.k-tema { display: flex; align-items: center; gap: 14px; width: 100%; padding: 12px 14px; text-align: left; cursor: pointer; background: var(--k-rojo-osc); border: 1.5px solid #5a2a24; border-radius: 16px; transition: transform .15s ease, border-color .2s ease; -webkit-tap-highlight-color: transparent; }
.k-tema:hover { transform: translateY(-1px); border-color: var(--k-rojo); }
.k-tema.visto { background: var(--k-verde-osc); border-color: #2b6a45; }
.k-tema.visto:hover { border-color: var(--k-verde); }
.k-miniatura { position: relative; flex: none; width: 54px; height: 72px; border-radius: 9px; overflow: hidden; background: #000 center/cover no-repeat; border: 1px solid #333; }
.k-miniatura::after { content: ""; position: absolute; left: 50%; top: 50%; width: 22px; height: 22px; margin: -11px 0 0 -11px; border-radius: 50%; background: rgba(0,0,0,.55) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 6.5v11l9-5.5z' fill='%23fff'/%3E%3C/svg%3E") center/16px no-repeat; }
.k-info { flex: 1; min-width: 0; }
.k-num { display: block; font-family: var(--amfe-titulos); font-size: 13px; letter-spacing: .16em; text-transform: uppercase; color: var(--k-rojo); }
.k-tema.visto .k-num { color: var(--k-verde); }
.k-nombre { display: block; margin-top: 2px; font-family: var(--amfe-titulos); font-size: 21px; font-weight: 700; line-height: 1.12; color: #ff9a8e; }
.k-tema.visto .k-nombre { color: #8af0b4; }
.k-resumen { display: block; margin-top: 3px; font-size: 13.5px; color: var(--amfe-suave); line-height: 1.35; }
.k-estado { flex: none; display: flex; flex-direction: column; align-items: center; gap: 4px; width: 62px; font-size: 12px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase; color: var(--k-rojo); }
.k-tema.visto .k-estado { color: var(--k-verde); }
.k-marca { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; border: 2.5px solid currentColor; }
.k-marca svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 3.2; stroke-linecap: round; stroke-linejoin: round; }
.k-tema.visto .k-marca { background: var(--k-verde); border-color: var(--k-verde); color: #04130a; }
.k-tema.visto .k-marca svg { stroke: #04130a; }
.k-tema .k-marca .k-cruz { display: block; } .k-tema .k-marca .k-tic { display: none; }
.k-tema.visto .k-marca .k-cruz { display: none; } .k-tema.visto .k-marca .k-tic { display: block; }
.k-tema.siguiente { box-shadow: 0 0 0 2px rgba(242,202,107,.55); }

/* Extra y examen */
.k-extra { margin-top: 22px; }
.k-extra .k-tema { background: #121212; border: 1.5px dashed #4a4a4a; }
.k-extra .k-tema .k-num { color: var(--amfe-oro); } .k-extra .k-nombre { color: #e8e8e8; }
.k-extra .k-tema.visto { border-style: solid; border-color: #2b6a45; background: var(--k-verde-osc); }
.k-extra .k-tema.visto .k-nombre { color: #8af0b4; }
.k-aviso { margin: 8px 4px 0; font-size: 13.5px; color: var(--amfe-suave); line-height: 1.4; }
.k-caja-examen { margin-top: 22px; padding: 18px 16px; border-radius: 18px; background: var(--amfe-tarjeta); border: 1.5px solid var(--amfe-borde); text-align: center; }
.k-caja-examen.abierto { border-color: var(--amfe-oro); background: #14110a; }
.k-caja-examen.hecho { border-color: #2b6a45; background: var(--k-verde-osc); }
.k-candado { width: 44px; height: 44px; margin: 0 auto 8px; color: var(--amfe-suave); }
.k-caja-examen h3 { margin: 0 0 6px; font-family: var(--amfe-titulos); font-size: 24px; letter-spacing: .02em; }
.k-caja-examen p { margin: 0 0 14px; color: var(--amfe-suave); font-size: 15px; line-height: 1.45; }
.k-boton { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 52px; padding: 0 26px; border: 0; border-radius: 14px; cursor: pointer; font-family: var(--amfe-titulos); font-size: 20px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #050505; background: linear-gradient(180deg, var(--amfe-oro-claro), var(--amfe-oro)); box-shadow: 0 12px 30px -12px rgba(212,165,58,.6); }
.k-boton:disabled { opacity: .45; cursor: not-allowed; box-shadow: none; }
.k-boton.suave { color: var(--amfe-texto); background: #1d1d1d; border: 1.5px solid #3a3a3a; box-shadow: none; }

/* Entrada con el teléfono */
.k-login { padding: 4px 2px; }
.k-login label { display: block; margin: 12px 0 6px; font-weight: 600; }
.k-login input { width: 100%; min-height: 54px; padding: 0 16px; border-radius: 14px; border: 1.5px solid var(--amfe-borde); background: #0b0b0b; color: #fff; font-size: 20px; letter-spacing: .04em; }
.k-login input:focus { outline: 0; border-color: var(--amfe-oro); box-shadow: 0 0 0 3px rgba(212,165,58,.25); }
.k-error { margin: 10px 0 0; color: var(--amfe-error); font-size: 15px; min-height: 1.2em; }
.k-login .k-boton { width: 100%; margin-top: 14px; }

/* Reproductor a pantalla completa: el vídeo ocupa toda la pantalla y los controles solo salen al tocar */
.k-player { position: fixed; left: 0; top: 0; width: 100%; height: 100vh; height: 100dvh; z-index: 99999; overflow: hidden; background: #000; color: #fff; opacity: 0; pointer-events: none; transition: opacity .2s ease; touch-action: manipulation; -webkit-user-select: none; user-select: none; -webkit-tap-highlight-color: transparent; }
.k-player.abierto { opacity: 1; pointer-events: auto; }
.k-player[hidden] { display: none; }
.k-p-video { position: absolute; inset: 0; }
.k-p-video video { display: block; width: 100%; height: 100%; object-fit: contain; background: #000; }
.k-p-sin { position: absolute; inset: 0; display: none; align-items: center; justify-content: center; padding: 30px; text-align: center; font-size: 17px; line-height: 1.5; }
.k-p-sin.ver { display: flex; }
.k-p-ui { position: absolute; inset: 0; pointer-events: none; opacity: 0; transition: opacity .25s ease; }
.k-player.ui .k-p-ui { opacity: 1; }
.k-p-ui button, .k-p-ui input { pointer-events: none; }
.k-player.ui .k-p-ui button, .k-player.ui .k-p-ui input { pointer-events: auto; }
.k-p-barra { position: absolute; left: 0; right: 0; top: 0; display: flex; align-items: center; gap: 12px; padding: max(12px, env(safe-area-inset-top)) 14px 26px; background: linear-gradient(180deg, rgba(0,0,0,.78), rgba(0,0,0,0)); }
.k-p-cerrar { flex: none; width: 46px; height: 46px; border-radius: 50%; border: 1.5px solid rgba(255,255,255,.45); background: rgba(0,0,0,.45); cursor: pointer; display: grid; place-items: center; }
.k-p-cerrar svg { width: 22px; height: 22px; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.k-p-titulo { flex: 1; min-width: 0; text-shadow: 0 1px 6px rgba(0,0,0,.8); }
.k-p-titulo small { display: block; font-family: var(--amfe-titulos, "Barlow Condensed", sans-serif); font-size: 13px; letter-spacing: .16em; text-transform: uppercase; color: var(--amfe-oro, #d4a53a); }
.k-p-titulo strong { display: block; font-family: var(--amfe-titulos, "Barlow Condensed", sans-serif); font-size: 21px; line-height: 1.1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k-p-play { position: absolute; left: 50%; top: 50%; width: 78px; height: 78px; margin: -39px 0 0 -39px; border-radius: 50%; border: 2px solid rgba(255,255,255,.5); background: rgba(0,0,0,.5); cursor: pointer; display: grid; place-items: center; }
.k-p-play svg { width: 34px; height: 34px; fill: #fff; }
.k-p-play .i-play { display: none; }
.k-player.pausado .k-p-play .i-play { display: block; }
.k-player.pausado .k-p-play .i-pausa { display: none; }
.k-p-pie { position: absolute; left: 0; right: 0; bottom: 0; display: flex; align-items: center; gap: 12px; padding: 30px 16px max(16px, env(safe-area-inset-bottom)); background: linear-gradient(0deg, rgba(0,0,0,.8), rgba(0,0,0,0)); font-size: 14px; font-variant-numeric: tabular-nums; }
.k-p-seek { --k-p: 0%; flex: 1; min-width: 0; -webkit-appearance: none; appearance: none; height: 27px; margin: 0; padding: 11px 0; border-radius: 3px; background: linear-gradient(90deg, #d4a53a var(--k-p), rgba(255,255,255,.32) var(--k-p)) content-box; cursor: pointer; }
.k-p-seek::-webkit-slider-runnable-track { height: 5px; background: transparent; }
.k-p-seek::-moz-range-track { height: 5px; background: transparent; }
.k-p-seek::-webkit-slider-thumb { -webkit-appearance: none; width: 22px; height: 22px; margin-top: -8.5px; border-radius: 50%; background: #f2ca6b; border: 2px solid #fff; }
.k-p-seek::-moz-range-thumb { width: 18px; height: 18px; border-radius: 50%; background: #f2ca6b; border: 2px solid #fff; }

/* Cuenta atrás entre vídeos */
.k-cuenta { position: absolute; inset: 0; z-index: 3; display: none; align-items: flex-end; justify-content: center; padding: 20px 16px max(24px, env(safe-area-inset-bottom)); background: linear-gradient(180deg, rgba(0,0,0,.55), rgba(0,0,0,.92)); text-align: center; }
.k-cuenta.ver { display: flex; }
.k-cuenta-caja { width: 100%; max-width: 440px; }
.k-cuenta-hecho { display: inline-flex; align-items: center; gap: 8px; margin-bottom: 14px; padding: 6px 14px; border-radius: 999px; background: var(--k-verde-osc, #14301f); color: #8af0b4; font-weight: 700; font-size: 14px; letter-spacing: .06em; text-transform: uppercase; }
.k-cuenta-hecho svg { width: 18px; height: 18px; fill: none; stroke: #3ddc84; stroke-width: 3.2; stroke-linecap: round; stroke-linejoin: round; }
.k-cuenta h3 { margin: 0 0 6px; font-family: var(--amfe-titulos, "Barlow Condensed", sans-serif); font-size: 17px; letter-spacing: .16em; text-transform: uppercase; color: #cfcfcf; font-weight: 600; }
.k-cuenta-sig { margin: 0 0 14px; font-family: var(--amfe-titulos, "Barlow Condensed", sans-serif); font-size: 30px; line-height: 1.1; font-weight: 700; color: var(--amfe-oro-claro, #f2ca6b); }
.k-anillo { position: relative; width: 92px; height: 92px; margin: 0 auto 16px; }
.k-anillo svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.k-anillo circle { fill: none; stroke-width: 7; }
.k-anillo .fondo { stroke: rgba(255,255,255,.16); }
.k-anillo .barra { stroke: var(--amfe-oro, #d4a53a); stroke-linecap: round; stroke-dasharray: 264; stroke-dashoffset: 0; }
.k-anillo b { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--amfe-titulos, "Barlow Condensed", sans-serif); font-size: 44px; font-weight: 700; }
.k-cuenta-botones { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.k-cuenta-botones .k-boton { min-height: 50px; font-size: 18px; padding: 0 20px; }

/* Examen */
.k-examen[hidden] { display: none; }
.k-ex-cab { display: flex; justify-content: space-between; align-items: baseline; margin-bottom: 8px; font-size: 14px; color: var(--amfe-suave); letter-spacing: .06em; text-transform: uppercase; }
.k-ex-barra { height: 6px; border-radius: 3px; background: #2a2a2a; margin-bottom: 20px; overflow: hidden; }
.k-ex-barra i { display: block; height: 100%; background: linear-gradient(90deg, var(--amfe-oro), var(--amfe-oro-claro)); transition: width .35s ease; }
.k-q { margin: 0 0 18px; font-family: var(--amfe-titulos); font-size: 28px; line-height: 1.18; font-weight: 700; }
.k-ops { display: flex; flex-direction: column; gap: 10px; margin-bottom: 20px; }
.k-op { display: flex; align-items: center; gap: 14px; width: 100%; min-height: 62px; padding: 12px 14px; text-align: left; cursor: pointer; font-size: 17px; line-height: 1.3; background: var(--amfe-tarjeta); border: 1.5px solid var(--amfe-borde); border-radius: 14px; -webkit-tap-highlight-color: transparent; }
.k-op i { flex: none; width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-style: normal; font-family: var(--amfe-titulos); font-size: 18px; font-weight: 700; border: 2px solid #555; color: #aaa; }
.k-op.sel { border-color: var(--amfe-oro); background: #17130a; }
.k-op.sel i { background: var(--amfe-oro); border-color: var(--amfe-oro-claro); color: #050505; }
.k-ex-nav { display: flex; gap: 10px; }
.k-ex-nav .k-boton { flex: 1; }
.k-ex-nav .k-boton.suave { flex: 0 0 auto; }
.k-ex-intro { text-align: center; padding: 6px 0 4px; }
.k-ex-intro h3 { margin: 0 0 8px; font-family: var(--amfe-titulos); font-size: 30px; }
.k-ex-intro ul { list-style: none; margin: 0 0 20px; padding: 0; color: var(--amfe-suave); font-size: 16px; line-height: 1.7; }

/* Resultado */
.k-res { text-align: center; }
.k-nota { width: 150px; height: 150px; margin: 6px auto 14px; border-radius: 50%; display: grid; place-items: center; border: 6px solid var(--k-verde); background: var(--k-verde-osc); font-family: var(--amfe-titulos); font-size: 54px; font-weight: 700; }
.k-res.mal .k-nota { border-color: var(--k-rojo); background: var(--k-rojo-osc); }
.k-res h3 { margin: 0 0 6px; font-family: var(--amfe-titulos); font-size: 30px; }
.k-res > p { margin: 0 0 18px; color: var(--amfe-suave); line-height: 1.5; font-size: 16px; }
.k-repasa { margin: 0 0 18px; text-align: left; }
.k-repasa h4 { margin: 0 0 8px; font-family: var(--amfe-titulos); font-size: 15px; letter-spacing: .14em; text-transform: uppercase; color: var(--amfe-suave); }
.k-repasa button { display: block; width: 100%; margin-bottom: 8px; padding: 12px 14px; text-align: left; cursor: pointer; border-radius: 12px; border: 1.5px solid #5a2a24; background: var(--k-rojo-osc); color: #ff9a8e; font-weight: 600; font-size: 16px; }
.k-detalle { text-align: left; margin-bottom: 18px; }
.k-detalle summary { cursor: pointer; padding: 12px 4px; color: var(--amfe-oro-claro); font-weight: 600; }
.k-det { margin: 8px 0; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--amfe-borde); background: var(--amfe-tarjeta); font-size: 15px; line-height: 1.45; }
.k-det.ok { border-color: #2b6a45; } .k-det.mal { border-color: #5a2a24; }
.k-det b { display: block; margin-bottom: 4px; }
.k-det .ok-t { color: #8af0b4; } .k-det .mal-t { color: #ff9a8e; }
.k-det small { display: block; margin-top: 6px; color: var(--amfe-suave); }

@media (min-width: 700px) {
	.k-nombre { font-size: 23px; }
	.k-miniatura { width: 62px; height: 82px; }
}
@media (prefers-reduced-motion: reduce) {
	.k-pista > span, .k-coche, .k-player { transition: none; }
}
body.amfe-k-examen .amfe-p-hero, body.amfe-k-player { }
body.amfe-k-examen .amfe-p-hero { display: none; }
body.amfe-k-bloqueado { overflow: hidden; }