/* sacatelotu.pages.dev — web de la guía gratis del teórico.
   Móvil primero. Marca de la foto de perfil: azul noche, amarillo de la cuenta
   atrás y verde del «correcto». Fuentes propias (Barlow Semi Condensed + Inter). */
@font-face { font-family: 'Barlow Semi Condensed'; font-style: normal; font-weight: 600; font-display: swap;
  src: url(/fonts/barlow-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Barlow Semi Condensed'; font-style: normal; font-weight: 600; font-display: swap;
  src: url(/fonts/barlow-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+20A0-20AB, U+20AD-20C0; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400 700; font-display: swap;
  src: url(/fonts/inter-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD; }
@font-face { font-family: 'Inter'; font-style: normal; font-weight: 400 700; font-display: swap;
  src: url(/fonts/inter-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+1EF2-1EFF, U+20A0-20AB, U+20AD-20C0; }

:root {
  --noche: #141838; --noche-2: #2b3177; --aro: #2a2f66;
  --amarillo: #FFC93C; --verde: #2EC27E; --rojo: #E5484D;
  --tinta: #141838; --suave: #4a4f72; --fondo: #F6F7FB; --blanco: #fff; --linea: #DDE0EE;
  --radio: 18px;
  --titulo: 'Barlow Semi Condensed', 'Arial Narrow', sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: 'Inter', system-ui, sans-serif; font-size: 17px; line-height: 1.55; color: var(--tinta); background: var(--fondo); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--noche-2); }
h1, h2, h3 { font-family: var(--titulo); font-weight: 600; line-height: 1.08; letter-spacing: -.01em; margin: 0 0 .5em; }
h2 { font-size: clamp(32px, 7vw, 46px); }
h3 { font-size: 26px; margin-top: 1.6em; }
p { margin: 0 0 1em; }
:focus-visible { outline: 3px solid var(--amarillo); outline-offset: 3px; border-radius: 6px; }

.contenedor { width: 100%; max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.estrecho { max-width: 760px; }
.centro { text-align: center; }
.saltar { position: absolute; left: -999px; top: 8px; background: var(--amarillo); color: var(--noche); padding: 8px 12px; border-radius: 8px; z-index: 10; }
.saltar:focus { left: 8px; }

/* Botones */
.boton { display: inline-flex; align-items: center; justify-content: center; gap: 10px; background: var(--amarillo); color: var(--noche); font-weight: 700; text-decoration: none; border: 0; border-radius: 999px; padding: 14px 24px; font-size: 17px; cursor: pointer; box-shadow: 0 6px 0 #c99a1d; transition: transform .12s, box-shadow .12s; }
.boton:hover { transform: translateY(-1px); }
.boton:active { transform: translateY(4px); box-shadow: 0 2px 0 #c99a1d; }
.boton svg { width: 24px; height: 24px; flex: none; }
.boton--grande { font-size: 19px; padding: 18px 28px; width: 100%; }

/* Cabecera */
.cabecera { position: sticky; top: 0; z-index: 5; background: rgba(20, 24, 56, .96); backdrop-filter: blur(8px); }
.cabecera__fila { display: flex; align-items: center; justify-content: space-between; min-height: 60px; }
.logo { display: inline-flex; align-items: center; gap: 10px; color: #fff; text-decoration: none; font-family: var(--titulo); font-weight: 600; font-size: 22px; }
.cabecera__cta { color: var(--noche); background: var(--amarillo); text-decoration: none; font-weight: 700; font-size: 15px; border-radius: 999px; padding: 8px 14px; }

/* Hero */
.hero { background: radial-gradient(110% 80% at 70% 20%, var(--noche-2), var(--noche)); color: #fff; padding: 36px 0 48px; overflow: hidden; }
.hero__rejilla { display: grid; gap: 32px; }
.etiqueta { display: inline-block; color: var(--amarillo); font-weight: 700; letter-spacing: .06em; text-transform: uppercase; font-size: 13px; margin-bottom: 14px; }
.hero h1 { font-size: clamp(40px, 10vw, 68px); margin-bottom: 16px; }
.hero h1 em { font-style: normal; color: var(--amarillo); }
.hero__sub { font-size: 18px; opacity: .92; max-width: 34em; margin-bottom: 26px; }
.hero__datos { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 8px 18px; font-size: 15px; }
.hero__datos li::before { content: '✓ '; color: var(--verde); font-weight: 700; }
.hero__aviso { margin-top: 16px; font-size: 13px; opacity: .7; }
.hero__portada { margin: 0 auto; max-width: 300px; transform: rotate(-3deg); }
.hero__portada img { border-radius: 20px; box-shadow: 0 30px 60px rgba(0, 0, 0, .45), 0 0 0 1px rgba(255, 255, 255, .08); }

/* Secciones */
.seccion { padding: 56px 0; }
.seccion--oscura { background: var(--noche); color: #fff; }
.ventajas { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.ventajas li { background: var(--blanco); border: 1px solid var(--linea); border-radius: var(--radio); padding: 18px; display: flex; flex-direction: column; gap: 4px; }
.ventajas b { font-size: 18px; }
.ventajas span { color: var(--suave); font-size: 16px; }

/* En móvil, carrusel horizontal: a un tercio de ancho no se leían. */
.muestras { display: grid; grid-auto-flow: column; grid-auto-columns: 72%; gap: 14px; overflow-x: auto; scroll-snap-type: x mandatory; padding: 4px 2px 16px; margin: 0 -16px; padding-left: 16px; scroll-padding-left: 16px; }
.muestras figure { scroll-snap-align: start; }
.muestras figure { margin: 0; }
.muestras img { border-radius: 12px; box-shadow: 0 10px 24px rgba(20, 24, 56, .18); border: 1px solid var(--linea); }
.muestras figcaption { text-align: center; font-size: 14px; color: var(--suave); margin-top: 8px; }

.temas { counter-reset: tema -1; list-style: none; padding: 0; margin: 0 0 28px; display: grid; gap: 8px; }
.temas li { counter-increment: tema; background: var(--blanco); border: 1px solid var(--linea); border-radius: 12px; padding: 10px 14px; display: flex; gap: 12px; align-items: baseline; }
.temas li::before { content: counter(tema, decimal-leading-zero); font-family: var(--titulo); font-weight: 600; color: var(--noche-2); font-size: 20px; min-width: 26px; }

/* Vídeos y reto */
.videos { display: grid; gap: 28px; }
.videos__texto p { opacity: .9; font-size: 18px; }
.redes { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px; }
.redes a { display: inline-block; color: #fff; text-decoration: none; border: 2px solid rgba(255, 255, 255, .35); border-radius: 999px; padding: 8px 16px; font-weight: 600; }
.redes a:hover { border-color: var(--amarillo); color: var(--amarillo); }

.reto { background: var(--blanco); color: var(--tinta); border-radius: 24px; padding: 20px; box-shadow: 0 24px 50px rgba(0, 0, 0, .35); }
.reto__cab { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.reto__chip { background: #FDECEC; color: #B4232A; font-weight: 700; font-size: 14px; border-radius: 999px; padding: 5px 12px; }
.reloj { position: relative; width: 52px; height: 52px; }
.reloj svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.reloj circle { fill: none; stroke-width: 5; }
.reloj__fondo { stroke: #E6E8F3; }
.reloj__aro { stroke: var(--amarillo); stroke-linecap: round; stroke-dasharray: 119.4; stroke-dashoffset: 0; transition: stroke-dashoffset 1s linear; }
.reloj span { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--titulo); font-weight: 600; font-size: 20px; }
.reto.urgente .reloj__aro { stroke: var(--rojo); }
.reto__q { font-size: 20px; font-weight: 700; line-height: 1.35; }
.reto__ops { list-style: none; padding: 0; margin: 0 0 16px; display: grid; gap: 10px; }
.reto__ops button { width: 100%; display: flex; align-items: center; gap: 12px; text-align: left; font: inherit; font-size: 17px; color: var(--tinta); background: var(--blanco); border: 2px solid var(--linea); border-radius: 14px; padding: 12px 14px; cursor: pointer; }
.reto__ops button:hover:not(:disabled) { border-color: var(--noche-2); }
.reto__ops span { flex: 0 0 32px; height: 32px; border-radius: 50%; background: var(--noche); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 15px; }
.reto__ops button.bien { border-color: var(--verde); background: #EAF8F1; }
.reto__ops button.bien span { background: var(--verde); }
.reto__ops button.mal { border-color: var(--rojo); background: #FDECEC; }
.reto__ops button.mal span { background: var(--rojo); }
.reto__ops button:disabled { cursor: default; }
.reto__sol { background: var(--noche); color: #fff; border-radius: 14px; padding: 14px 16px; margin-bottom: 14px; font-size: 16px; }
.reto__sol p { margin: 0 0 6px; }
.reto__sol b { color: var(--verde); }
.reto__fuente { font-size: 13px; opacity: .7; margin: 0 !important; }
.reto__empezar { width: 100%; }

/* FAQ */
details { background: var(--blanco); border: 1px solid var(--linea); border-radius: 14px; padding: 4px 18px; margin-bottom: 10px; }
summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; position: relative; padding-right: 28px; }
summary::-webkit-details-marker { display: none; }
summary::after { content: '+'; position: absolute; right: 0; top: 10px; font-size: 24px; color: var(--noche-2); }
details[open] summary::after { content: '–'; }
details p { color: var(--suave); }

.cierre { background: var(--amarillo); padding: 52px 0; }
.cierre .boton { background: var(--noche); color: #fff; box-shadow: 0 6px 0 #05071a; max-width: 420px; }

/* Pie: marca arriba a ancho completo y las columnas de enlaces EN PARALELO en móvil */
.pie { background: var(--noche); color: rgba(255, 255, 255, .85); padding: 40px 0 24px; font-size: 15px; }
.pie__rejilla { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem 1.5rem; }
.pie__rejilla > div:first-child { grid-column: 1 / -1; }
.pie h3 { color: #fff; font-size: 20px; margin: 0 0 10px; }
.pie ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.pie a { color: rgba(255, 255, 255, .85); }
.pie .logo { margin-bottom: 10px; }
.pie__copy { margin-top: 28px; font-size: 13px; opacity: .6; }

/* Páginas legales */
.texto { max-width: 760px; margin: 0 auto; padding: 36px 16px 56px; }
.texto h1 { font-size: clamp(34px, 8vw, 48px); }
.texto h2 { font-size: 26px; margin-top: 1.6em; }
.texto .fecha { color: var(--suave); font-size: 14px; }
.texto .caja { background: var(--blanco); border: 1px solid var(--linea); border-left: 6px solid var(--amarillo); border-radius: 12px; padding: 14px 16px; margin: 18px 0; }
.texto table { width: 100%; border-collapse: collapse; font-size: 15px; display: block; overflow-x: auto; }
.texto th, .texto td { text-align: left; border-bottom: 1px solid var(--linea); padding: 8px 10px 8px 0; vertical-align: top; }

/* Panel */
.panel { max-width: 1080px; margin: 0 auto; padding: 24px 16px 56px; }
.panel table { width: 100%; border-collapse: collapse; font-size: 14px; background: var(--blanco); }
.panel th, .panel td { padding: 7px 8px; border-bottom: 1px solid var(--linea); text-align: right; white-space: nowrap; }
.panel th:first-child, .panel td:first-child { text-align: left; }
.panel .tabla-scroll { overflow-x: auto; border: 1px solid var(--linea); border-radius: 12px; }
.panel .totales { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 10px; margin: 16px 0; }
.panel .totales div { background: var(--noche); color: #fff; border-radius: 14px; padding: 14px; }
.panel .totales b { display: block; font-family: var(--titulo); font-size: 34px; color: var(--amarillo); }
.panel form { display: flex; gap: 8px; flex-wrap: wrap; }
.panel input { font: inherit; padding: 10px 12px; border: 1px solid var(--linea); border-radius: 10px; min-width: 0; flex: 1; }

@media (min-width: 720px) {
  .contenedor { padding: 0 28px; }
  .hero { padding: 64px 0 76px; }
  .hero__rejilla { grid-template-columns: 1.15fr .85fr; align-items: center; gap: 48px; }
  .hero__portada { max-width: 340px; }
  .boton--grande { width: auto; }
  .ventajas { grid-template-columns: repeat(2, 1fr); }
  .muestras { grid-auto-flow: row; grid-template-columns: repeat(3, minmax(0, 1fr)); grid-auto-columns: auto; overflow: visible; margin: 0; padding: 0; gap: 22px; max-width: 820px; }
  .temas { grid-template-columns: repeat(2, 1fr); }
  .videos { grid-template-columns: 1fr 1fr; align-items: center; gap: 48px; }
  .seccion { padding: 80px 0; }
  .pie__rejilla { grid-template-columns: 2fr 1fr 1fr; }
  .pie__rejilla > div:first-child { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reloj__aro { transition: none; }
  .boton { transition: none; }
}