@charset "UTF-8";
/* =============================================================================
   TRAZABLE E-LEARNING · "Dos tintas"
   Identidad risográfica: azul y naranja planos sobre papel, trama de puntos
   y un leve desplazamiento de registro en las interacciones.
   Orden: 1 tokens · 2 base · 3 chrome · 4 hero · 5 secciones · 6 preferencias
   ========================================================================== */

/* ---------------------------------------------------------------------------
   1. TOKENS
   ------------------------------------------------------------------------ */
:root {
  color-scheme: light dark;

  /* -- Tipografía: pesada y ancha, opuesta a una grotesca condensada -- */
  --font-display: "Segoe UI Variable Display", "Segoe UI", "Franklin Gothic Heavy",
                  "Arial Black", "Helvetica Neue", system-ui, sans-serif;
  --font-ui: "Segoe UI Variable Text", "Segoe UI", -apple-system, BlinkMacSystemFont,
             "Noto Sans", system-ui, sans-serif;
  --font-data: "Cascadia Mono", "Consolas", "SF Mono", ui-monospace, monospace;

  /* -- Escala fluida. El titular mira ancho Y alto: el hero entra en pantalla. -- */
  --t-mega: clamp(2.3rem, min(6.2vw, 10.5vh), 5.4rem);
  --t-xxl:  clamp(1.85rem, 4.2vw, 3.4rem);
  --t-xl:   clamp(1.45rem, 2.6vw, 2.2rem);
  --t-l:    clamp(1.2rem, 1.8vw, 1.5rem);
  --t-m:    1.0625rem;
  --t-s:    0.9375rem;
  --t-xs:   0.8125rem;
  --t-micro: 0.6875rem;

  /* -- Formas: el riso imprime rectángulos y círculos, poco radio -- */
  --r-xs: 4px;
  --r-s: 8px;
  --r-m: 14px;
  --r-l: 22px;
  --r-pill: 999px;

  /* -- Motion sobrio -- */
  --ease: cubic-bezier(0.2, 0, 0, 1);
  --ease-soft: cubic-bezier(0.3, 0, 0.2, 1);
  --fast: 0.16s;
  --base: 0.28s;

  /* -- Medidas -- */
  --page: 1200px;
  --gutter: clamp(1.15rem, 4vw, 3rem);
  --section-y: clamp(4rem, 9vh, 7rem);
  --header-h: 3.5rem;

  /* -- Tintas: papel + azul + naranja -- */
  --paper:      #EFEEE8;
  --surface:    #FFFFFF;
  --surface-2:  #E5E4DD;
  --line:       #CFCEC5;
  --ink:        #14161D;
  --ink-muted:  #53555E;
  --ink-faint:  #7F818A;

  --blue:       #1749B3;
  --blue-deep:  #10367F;
  --blue-soft:  #DBE3F7;
  --on-blue:    #FFFFFF;

  --orange:     #F0491A;
  --orange-soft:#FCDCD1;
  --on-orange:  #FFFFFF;

  --dot: rgb(20 22 29 / .18);
  --shadow: 0 2px 0 var(--line);
  --shadow-lift: 0 14px 32px -18px rgb(20 22 29 / .45);
}

@media (width >= 48rem) { :root { --header-h: 4rem; } }

@media (prefers-color-scheme: dark) {
  :root {
    --paper:      #0F1118;
    --surface:    #171A23;
    --surface-2:  #1E222D;
    --line:       #2E3342;
    --ink:        #ECEBE4;
    --ink-muted:  #A2A4AE;
    --ink-faint:  #74767F;

    --blue:       #4C7EF3;
    --blue-deep:  #7CA3F7;
    --blue-soft:  #17233F;
    --on-blue:    #06122C;

    --orange:     #FF6A3D;
    --orange-soft:#361208;
    --on-orange:  #260900;

    --dot: rgb(236 235 228 / .13);
    --shadow: 0 2px 0 var(--line);
    --shadow-lift: 0 16px 36px -18px rgb(0 0 0 / .8);
  }
}

/* ---------------------------------------------------------------------------
   2. BASE
   ------------------------------------------------------------------------ */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-block-start: calc(var(--header-h) + 1rem);
  scrollbar-gutter: stable;
  -webkit-text-size-adjust: 100%;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: var(--t-m);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

/* Trama de medio tono: la textura del papel risografiado */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image: radial-gradient(var(--dot) 0.5px, transparent 0.6px);
  background-size: 4px 4px;
  opacity: 0.55;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 900;
  line-height: 1.02;
  letter-spacing: -0.028em;
  text-wrap: balance;
}
p { margin: 0; text-wrap: pretty; }
a { color: inherit; }
canvas { max-inline-size: 100%; }

::selection { background: var(--orange); color: var(--on-orange); }

:where(a, button, summary, [tabindex]):focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
  border-radius: var(--r-xs);
}

.visually-hidden {
  position: absolute;
  inline-size: 1px; block-size: 1px;
  margin: -1px; padding: 0;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}

.skiplink {
  position: absolute;
  inset-block-start: -100%;
  inset-inline-start: 1rem;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  border-radius: 0 0 var(--r-m) var(--r-m);
  background: var(--blue);
  color: var(--on-blue);
  font-size: var(--t-s);
  text-decoration: none;
}
.skiplink:focus { inset-block-start: 0; }

.wrap {
  inline-size: 100%;
  max-inline-size: var(--page);
  margin-inline: auto;
  padding-inline: var(--gutter);
  position: relative;
  z-index: 1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-block-end: 1rem;
  padding: 0.3rem 0.7rem;
  border-radius: var(--r-xs);
  background: var(--orange);
  color: var(--on-orange);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}
.eyebrow--on-ink { background: var(--on-blue); color: var(--blue); }

.lede {
  max-inline-size: 58ch;
  color: var(--ink-muted);
  font-size: clamp(1.05rem, 1.4vw, 1.28rem);
  line-height: 1.55;
}
.lede b { color: var(--ink); font-weight: 700; }

.disclaimer {
  max-inline-size: 56ch;
  margin-block-start: 1.1rem;
  padding: 0.85rem 1.1rem;
  border-inline-start: 4px solid var(--orange);
  background: var(--orange-soft);
  color: var(--ink);
  font-size: var(--t-s);
  line-height: 1.5;
}

/* -- Botones: rectángulo de tinta con sombra sólida, no difusa -- */
.btn {
  --btn-bg: var(--blue);
  --btn-fg: var(--on-blue);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-block-size: 48px;
  padding: 0.8rem 1.6rem;
  border: 0;
  border-radius: var(--r-s);
  background: var(--btn-bg);
  color: var(--btn-fg);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 3px 3px 0 var(--ink);
  transition: translate var(--fast) var(--ease), box-shadow var(--fast) var(--ease),
              background-color var(--base) var(--ease-soft);
}
.btn:hover { translate: -2px -2px; box-shadow: 5px 5px 0 var(--ink); }
.btn:active { translate: 1px 1px; box-shadow: 1px 1px 0 var(--ink); }
.btn--sm { min-block-size: 40px; padding: 0.5rem 1rem; font-size: 0.9rem; box-shadow: 2px 2px 0 var(--ink); }
.btn--sm:hover { box-shadow: 4px 4px 0 var(--ink); }

.btn--accent { --btn-bg: var(--orange); --btn-fg: var(--on-orange); }
.btn--ink { --btn-bg: var(--ink); --btn-fg: var(--paper); }
.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: var(--ink);
  box-shadow: inset 0 0 0 2px var(--ink);
}
.btn--ghost:hover { --btn-bg: var(--surface); translate: -2px -2px; box-shadow: inset 0 0 0 2px var(--ink), 4px 4px 0 var(--ink); }

/* WhatsApp trae su propio verde de marca: es el color por el que se reconoce.
   Se lo trata como un tercer color de servicio, no como parte de la paleta. */
.btn--wa { --btn-bg: #1FA855; --btn-fg: #FFFFFF; }
@media (prefers-color-scheme: dark) { .btn--wa { --btn-bg: #22C55E; --btn-fg: #05230F; } }
/* Botón claro sobre el azul del cierre */
.btn--onink { --btn-bg: var(--on-blue); --btn-fg: var(--blue); }

.ico { inline-size: 1.1em; block-size: 1.1em; flex: none; }

.btn__arrow { transition: translate var(--base) var(--ease); }
.btn:hover .btn__arrow { translate: 3px 0; }

/* ---------------------------------------------------------------------------
   3. CHROME
   ------------------------------------------------------------------------ */
#progress {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  block-size: 3px;
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: 0 50%;
  z-index: 95;
}
@media (prefers-reduced-motion: no-preference) {
  @supports (animation-timeline: scroll()) {
    @keyframes grow-progress { from { transform: scaleX(0); } to { transform: scaleX(1); } }
    #progress { animation: grow-progress auto linear; animation-timeline: scroll(); }
  }
}

.masthead {
  position: sticky;
  inset-block-start: 0;
  z-index: 90;
  block-size: var(--header-h);
  display: flex;
  align-items: center;
  background: color-mix(in srgb, var(--paper) 84%, transparent);
  backdrop-filter: blur(12px);
  border-block-end: 2px solid transparent;
  transition: border-color var(--base) var(--ease-soft);
}
.masthead[data-stuck="true"] { border-block-end-color: var(--ink); }
.masthead__inner { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.masthead__end { display: flex; align-items: center; gap: 0.5rem; }

.wordmark {
  display: inline-flex;
  align-items: center;
  min-block-size: 44px;
  gap: 0.55rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.22rem;
  letter-spacing: -0.03em;
  text-decoration: none;
  white-space: nowrap;
}
/* Marca: dos tintas superpuestas, como una impresión mal registrada */
.wordmark__mark {
  position: relative;
  inline-size: 22px;
  block-size: 22px;
  flex: none;
  border-radius: 50%;
  background: var(--blue);
}
.wordmark__mark::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--orange);
  translate: 6px 0;
  mix-blend-mode: multiply;
  transition: translate var(--base) var(--ease);
}
.wordmark:hover .wordmark__mark::after { translate: 2px 0; }
@media (prefers-color-scheme: dark) { .wordmark__mark::after { mix-blend-mode: screen; } }

.masthead__nav { display: none; gap: 0.1rem; }
.navlink {
  display: inline-flex;
  align-items: center;
  min-block-size: 40px;
  padding-inline: 0.75rem;
  border-radius: var(--r-xs);
  color: var(--ink-muted);
  font-size: var(--t-s);
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color var(--fast) var(--ease-soft), color var(--fast) var(--ease-soft);
}
.navlink:hover { background: var(--surface-2); color: var(--ink); }

.burger {
  inline-size: 44px; block-size: 44px;
  display: grid; place-content: center; gap: 5px;
  padding: 0; border: 0; border-radius: var(--r-xs);
  background: transparent; color: var(--ink); cursor: pointer;
  transition: background-color var(--fast) var(--ease-soft);
}
.burger:hover { background: var(--surface-2); }
.burger span { display: block; inline-size: 20px; block-size: 2.5px; background: currentColor; }

@media (width >= 64rem) { .masthead__nav { display: flex; } .burger { display: none; } }
@media (width < 27rem) { .masthead__cta { display: none; } }

/* -- Drawer -- */
.drawer {
  inline-size: 100%; max-inline-size: none;
  block-size: 100%; max-block-size: none;
  margin: 0; padding: 0; border: 0;
  background: transparent; overflow: visible;
}
.drawer::backdrop { background: rgb(10 12 18 / .6); opacity: 0; transition: opacity var(--base) var(--ease-soft); }
.drawer.is-open::backdrop { opacity: 1; }

.drawer__sheet {
  position: fixed;
  inset-block: 0; inset-inline-end: 0;
  inline-size: min(20rem, 86vw);
  block-size: 100svh;
  display: flex; flex-direction: column; gap: 0.2rem;
  padding: 1rem 1.1rem calc(1.5rem + env(safe-area-inset-bottom));
  background: var(--surface);
  border-inline-start: 3px solid var(--ink);
  overflow-y: auto; overscroll-behavior: contain;
  translate: 100% 0;
  transition: translate 0.42s var(--ease);
}
.drawer.is-open .drawer__sheet { translate: 0 0; }
.drawer__sheet:focus-visible { outline: none; }

.drawer__top { display: flex; align-items: center; justify-content: space-between; margin-block-end: 0.75rem; }
.drawer__close {
  inline-size: 44px; block-size: 44px;
  border: 2px solid var(--ink); border-radius: var(--r-xs);
  background: transparent; color: var(--ink); font-size: 1rem; cursor: pointer;
}
.drawer__link {
  display: flex; align-items: center;
  min-block-size: 48px;
  padding-inline: 0.85rem;
  border-radius: var(--r-xs);
  color: var(--ink);
  font-family: var(--font-display);
  font-size: 1.05rem; font-weight: 800; letter-spacing: -0.02em;
  text-decoration: none;
  transition: background-color var(--fast) var(--ease-soft);
}
.drawer__link:hover { background: var(--blue-soft); }
.drawer__cta { margin-block-start: 0.9rem; }
.drawer__cta--tight { margin-block-start: 0.5rem; }

/* -- Botón flotante de WhatsApp -- */
.fab {
  position: fixed;
  inset-block-end: max(1rem, env(safe-area-inset-bottom));
  inset-inline-end: 1rem;
  z-index: 85;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  min-block-size: 52px;
  padding: 0.75rem 1.15rem;
  border-radius: var(--r-pill);
  background: #1FA855;
  color: #FFFFFF;
  box-shadow: 3px 3px 0 var(--ink), 0 10px 26px -12px rgb(0 0 0 / .55);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  text-decoration: none;
  transition: translate var(--fast) var(--ease), box-shadow var(--fast) var(--ease);
}
@media (prefers-color-scheme: dark) { .fab { background: #22C55E; color: #05230F; } }
.fab:hover { translate: -2px -2px; box-shadow: 5px 5px 0 var(--ink), 0 14px 30px -12px rgb(0 0 0 / .6); }
.fab__ico { inline-size: 22px; block-size: 22px; flex: none; }
/* En celular queda sólo el círculo, para no tapar contenido */
@media (width < 34rem) {
  .fab { min-inline-size: 52px; padding: 0; justify-content: center; }
  .fab__txt { display: none; }
}

/* ---------------------------------------------------------------------------
   4. HERO
   ------------------------------------------------------------------------ */
.hero {
  position: relative;
  display: grid;
  align-content: safe center;
  min-block-size: calc(100svh - var(--header-h));
  padding-block: clamp(1rem, 3vh, 3rem) clamp(2rem, 6vh, 4rem);
}
.hero__grid { display: grid; gap: clamp(1.75rem, 4vw, 3.5rem); align-items: center; }
@media (width >= 66rem) { .hero__grid { grid-template-columns: 1.06fr 0.94fr; } }
.hero__copy { min-inline-size: 0; }

.hero h1 { font-size: var(--t-mega); margin-block-end: 1.1rem; }
.hero h1 em { font-style: normal; color: var(--blue); }
.hero__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; margin-block: clamp(1.1rem, 2.6vh, 2rem) 0.9rem; }
.hero__note { color: var(--ink-muted); font-size: var(--t-s); }
.hero__note b { color: var(--ink); font-family: var(--font-data); font-weight: 700; }

/* -- Tarjeta de curso -- */
.course {
  min-inline-size: 0;
  background: var(--surface);
  border: 2.5px solid var(--ink);
  border-radius: var(--r-l);
  box-shadow: 8px 8px 0 var(--blue);
  overflow: clip;
  container-type: inline-size;
}
.course__head { padding: 1.15rem 1.3rem 1rem; border-block-end: 2px dashed var(--line); }
.course__badge {
  display: inline-block;
  margin-block-end: 0.6rem;
  padding: 0.2rem 0.6rem;
  border-radius: var(--r-xs);
  background: var(--blue-soft);
  color: var(--blue);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.course__title { font-size: var(--t-l); }
.course__meta { margin-block-start: 0.35rem; color: var(--ink-faint); font-family: var(--font-data); font-size: 0.74rem; }

.course__mods { display: flex; flex-direction: column; margin: 0; padding: 0.6rem; list-style: none; counter-reset: none; }
.mod {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 0.8rem;
  align-items: center;
  padding: 0.65rem 0.75rem;
  border-radius: var(--r-s);
}
.mod__dot {
  inline-size: 18px; block-size: 18px;
  border: 2.5px solid var(--ink);
  border-radius: 50%;
  background: var(--surface);
}
.mod__body { display: block; min-inline-size: 0; }
.mod__body b { display: block; font-size: var(--t-s); font-weight: 700; letter-spacing: -0.01em; }
.mod__body span { display: block; margin-block-start: 0.1rem; color: var(--ink-faint); font-family: var(--font-data); font-size: 0.71rem; }

.mod[data-state="done"] .mod__dot { background: var(--blue); box-shadow: inset 0 0 0 3px var(--surface); }
.mod[data-state="now"] { background: var(--orange-soft); }
.mod[data-state="now"] .mod__dot { background: var(--orange); border-color: var(--ink); }
.mod[data-state="now"] .mod__body b { color: var(--ink); }
.mod[data-state="lock"] { opacity: 0.45; }
.mod[data-state="lock"] .mod__dot { border-style: dashed; }

.course__foot {
  display: flex; align-items: center; gap: 0.8rem;
  padding: 0.9rem 1.3rem 1.1rem;
  border-block-start: 2px dashed var(--line);
}
.course__pct { font-family: var(--font-display); font-weight: 900; font-size: 0.9rem; letter-spacing: -0.03em; }
.course__pct b { font-size: 1.5rem; }
.course__bar { flex: 1 1 auto; block-size: 10px; border: 2px solid var(--ink); border-radius: var(--r-pill); overflow: clip; }
.course__bar i { display: block; block-size: 100%; inline-size: var(--w, 0%); background: var(--blue); }
.course__who { color: var(--ink-faint); font-family: var(--font-data); font-size: 0.72rem; white-space: nowrap; }
@container (width < 20rem) { .course__who { display: none; } }

/* En una columna la tarjeta se recorta para que el texto conserve el fold */
@media (width < 66rem) {
  .course__mods .mod:nth-child(n + 4) { display: none; }
}
@media (width < 48rem) {
  .hero { min-block-size: auto; padding-block-end: 2rem; }
  .hero__copy {
    display: flex; flex-direction: column; justify-content: safe center;
    min-block-size: calc(100svh - var(--header-h) - 5.5rem);
  }
  /* La acción principal ocupa el ancho; las dos secundarias comparten renglón. */
  .hero__actions .btn { flex: 1 1 40%; }
  .hero__actions .btn:first-child { flex: 1 1 100%; }
}
@media (height < 34rem) { .hero { min-block-size: auto; padding-block: 2.5rem; } }

/* ---------------------------------------------------------------------------
   5. SECCIONES
   ------------------------------------------------------------------------ */
.section { padding-block: var(--section-y); }
.section--paper { background: var(--surface-2); }
.section--ink { background: var(--blue); color: var(--on-blue); }
.section--ink .lede { color: color-mix(in srgb, var(--on-blue) 82%, transparent); }
.section--ink .lede b { color: var(--on-blue); }

.section__head { max-inline-size: 56ch; margin-block-end: clamp(2rem, 4.5vw, 3.25rem); }
.section__head h2 { font-size: var(--t-xxl); margin-block-end: 0.9rem; }

@media (prefers-reduced-motion: no-preference) {
  @supports ((animation-timeline: view()) and (animation-range: entry)) {
    .reveal { animation: reveal-in linear both; animation-timeline: view(); animation-range: entry 10% cover 30%; }
    @keyframes reveal-in { from { opacity: 0; transform: translateY(16px); } }
  }
  .anim { animation: rise-in 0.55s var(--ease) backwards; animation-delay: calc(var(--i, 1) * 0.07s); }
  @keyframes rise-in { from { opacity: 0; transform: translateY(10px); } }
}

/* -- Para quién -- */
.whos { display: grid; gap: 1px; margin: 0; padding: 0; list-style: none; background: color-mix(in srgb, var(--on-blue) 25%, transparent); border: 1px solid color-mix(in srgb, var(--on-blue) 25%, transparent); border-radius: var(--r-m); overflow: clip; }
@media (width >= 44rem) { .whos { grid-template-columns: repeat(2, 1fr); } }
@media (width >= 68rem) { .whos { grid-template-columns: repeat(3, 1fr); } }
.who {
  padding: 1.35rem 1.4rem;
  background: var(--blue);
  transition: background-color var(--base) var(--ease-soft);
}
.who:hover { background: var(--blue-deep); }
.who b { display: block; font-family: var(--font-display); font-weight: 800; font-size: 1.1rem; letter-spacing: -0.02em; }
.who span { display: block; margin-block-start: 0.35rem; color: color-mix(in srgb, var(--on-blue) 80%, transparent); font-size: var(--t-s); line-height: 1.5; }

/* -- Split (texto + lista) -- */
.split { display: grid; gap: clamp(2rem, 4vw, 3.5rem); align-items: start; }
@media (width >= 62rem) {
  .split { grid-template-columns: 1fr 1fr; }
  .split .section__head { margin-block-end: 0; }
  .split--flip .section__head { order: 2; }
}

.pains { display: flex; flex-direction: column; gap: 0.5rem; margin: 0; padding: 0; list-style: none; }
.pain {
  display: grid; grid-template-columns: 1.5rem minmax(0, 1fr); gap: 0.8rem; align-items: start;
  padding: 1rem 1.15rem;
  background: var(--surface);
  border-radius: var(--r-s);
  border-inline-start: 4px solid var(--orange);
}
.pain__x { color: var(--orange); font-family: var(--font-data); font-weight: 700; }
.pain p { font-size: var(--t-s); line-height: 1.5; color: var(--ink-muted); }
.pain p b { color: var(--ink); font-weight: 700; }

/* -- Tarjetas del campus -- */
.cards { display: grid; gap: 1rem; }
@media (width >= 44rem) { .cards { grid-template-columns: repeat(2, 1fr); } }
@media (width >= 70rem) { .cards { grid-template-columns: repeat(3, 1fr); } }

.card {
  padding: 1.5rem 1.5rem 1.6rem;
  background: var(--surface);
  border: 2px solid var(--ink);
  border-radius: var(--r-m);
  box-shadow: 4px 4px 0 var(--line);
  transition: translate var(--base) var(--ease), box-shadow var(--base) var(--ease);
}
.card:hover { translate: -3px -3px; box-shadow: 7px 7px 0 var(--blue); }
.card h3 { font-size: 1.22rem; margin-block-end: 0.55rem; }
.card p { color: var(--ink-muted); font-size: var(--t-s); line-height: 1.55; }
.card p b { color: var(--ink); font-weight: 700; }
@media (width >= 70rem) { .card--wide { grid-column: span 2; } }

/* -- Contenido protegido -- */
.proof { display: flex; flex-direction: column; gap: 2px; border: 2.5px solid var(--ink); border-radius: var(--r-m); overflow: clip; background: var(--ink); }
.proof__row {
  display: grid; grid-template-columns: 1.75rem minmax(0, 1fr); gap: 0.75rem; align-items: center;
  padding: 1rem 1.2rem;
  background: var(--surface);
  font-size: var(--t-s);
  color: var(--ink-muted);
  text-decoration: line-through;
  text-decoration-color: var(--orange);
  text-decoration-thickness: 2px;
}
.proof__no { color: var(--orange); font-family: var(--font-data); font-weight: 700; text-decoration: none; }
.proof__row--yes {
  background: var(--blue);
  color: var(--on-blue);
  font-weight: 700;
  text-decoration: none;
}
.proof__si { color: var(--on-blue); font-family: var(--font-data); font-weight: 700; }

/* -- Evaluar y certificar -- */
.duo { display: grid; gap: 1rem; align-items: start; }
@media (width >= 58rem) { .duo { grid-template-columns: repeat(2, 1fr); } }

.panel {
  padding: 1.6rem 1.6rem 1.75rem;
  background: var(--surface);
  color: var(--ink);
  border-radius: var(--r-m);
  border: 2.5px solid var(--ink);
}
.panel h3 { font-size: var(--t-xl); margin-block-end: 1rem; }
.panel--accent { background: var(--orange-soft); }
.panel__note { margin-block-start: 1rem; color: var(--ink-faint); font-size: var(--t-xs); font-style: italic; }

.ticks { display: flex; flex-direction: column; gap: 0.7rem; margin: 0; padding: 0; list-style: none; }
.ticks li {
  position: relative;
  padding-inline-start: 1.6rem;
  color: var(--ink-muted);
  font-size: var(--t-s);
  line-height: 1.5;
}
.ticks li::before {
  content: "→";
  position: absolute;
  inset-inline-start: 0;
  color: var(--blue);
  font-family: var(--font-data);
  font-weight: 700;
}
.ticks li b { color: var(--ink); font-weight: 700; }
.ticks--sm li { font-size: var(--t-xs); padding-inline-start: 1.4rem; }

.cert {
  display: flex; align-items: center; gap: 1rem;
  margin-block-start: 1.4rem;
  padding: 0.9rem 1rem;
  background: var(--surface);
  border: 2px dashed var(--ink);
  border-radius: var(--r-s);
}
.cert__qr { inline-size: 62px; block-size: 62px; flex: none; padding: 5px; background: #FFFFFF; border-radius: var(--r-xs); }
.cert__qr canvas { display: block; inline-size: 100%; block-size: 100%; image-rendering: pixelated; }
.cert__code { display: block; font-family: var(--font-data); font-size: 1.15rem; font-weight: 700; letter-spacing: 0.2em; }
.cert__label { display: block; margin-block-start: 0.15rem; color: var(--ink-faint); font-family: var(--font-data); font-size: var(--t-micro); }

/* -- Precios -- */
.pricing { margin-block-end: clamp(2.5rem, 5vw, 4rem); }
.pricing__step {
  display: flex; align-items: center; gap: 0.7rem;
  margin-block-end: 1.25rem;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}
.pricing__step span {
  display: grid; place-items: center;
  inline-size: 30px; block-size: 30px;
  flex: none;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-data);
  font-size: 0.85rem;
}

.setups { display: grid; gap: 1rem; align-items: stretch; }
@media (width >= 46rem) { .setups { grid-template-columns: repeat(2, 1fr); } }
@media (width >= 66rem) { .setups { grid-template-columns: repeat(3, 1fr); } }

.setup {
  position: relative;
  display: flex; flex-direction: column; gap: 0.7rem;
  padding: 1.5rem;
  background: var(--surface);
  border: 2.5px solid var(--ink);
  border-radius: var(--r-m);
}
.setup--pick { background: var(--blue); color: var(--on-blue); box-shadow: 6px 6px 0 var(--ink); }
.setup--pick .ticks li { color: color-mix(in srgb, var(--on-blue) 85%, transparent); }
.setup--pick .ticks li::before { color: var(--on-blue); }
.setup--pick .ticks li b, .setup--pick .setup__for { color: var(--on-blue); }
/* Sticker pegado sobre el borde: así los tres precios quedan a la misma
   altura, en vez de que la etiqueta empuje la tarjeta del medio. */
.setup__flag {
  position: absolute;
  inset-block-start: -0.75rem;
  inset-inline-start: 1.25rem;
  padding: 0.25rem 0.65rem;
  border: 2px solid var(--ink);
  border-radius: var(--r-xs);
  background: var(--orange);
  color: var(--on-orange);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.setup h3 { font-size: 1.35rem; }
.setup__price { font-family: var(--font-display); font-weight: 900; font-size: 2rem; letter-spacing: -0.035em; line-height: 1; }
.setup__for { margin-block-start: auto; padding-block-start: 0.6rem; color: var(--ink-faint); font-size: var(--t-xs); font-style: italic; }

/* Tabla de tramos */
.table-scroll {
  max-inline-size: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  border-radius: var(--r-m);
}
.tiers {
  inline-size: 100%;
  min-inline-size: 32rem;
  border-collapse: collapse;
  background: var(--surface);
  border: 2.5px solid var(--ink);
  border-radius: var(--r-m);
  overflow: clip;
}
.tiers th, .tiers td { padding: 1rem 1.1rem; text-align: start; vertical-align: middle; }
.tiers thead th {
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.tiers tbody tr { border-block-start: 2px solid var(--line); }
.tiers tbody th {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  white-space: nowrap;
}
.tiers td { color: var(--ink-muted); font-size: var(--t-s); }
.tiers__price { font-family: var(--font-display); font-size: 1.3rem; font-weight: 900; color: var(--ink) !important; letter-spacing: -0.03em; white-space: nowrap; }
.tiers__unit { font-family: var(--font-data); font-variant-numeric: tabular-nums; font-size: var(--t-xs); }
.tiers tr[data-pick="true"] { background: var(--blue-soft); }
.tiers__flag {
  display: inline-block;
  margin-inline-start: 0.4rem;
  padding: 0.1rem 0.45rem;
  border-radius: var(--r-xs);
  background: var(--orange);
  color: var(--on-orange);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  vertical-align: middle;
}

/* Se declara antes del media query: con igual especificidad, gana el último. */
.tiers__cta { display: none; margin-block-start: 1rem; }
.tiers__cta .btn { inline-size: 100%; }

/* En celular la tabla entra sin scroll lateral: el costo por alumno es un
   dato derivado del precio, así que es la columna que se va. */
@media (width < 46rem) {
  .tiers { min-inline-size: 0; }
  .tiers th, .tiers td { padding: 0.7rem 0.55rem; }
  .tiers thead th:nth-child(4), .tiers__unit { display: none; }
  /* La acción por fila quedaría cortada: se reemplaza por un CTA bajo la tabla. */
  .tiers thead th:nth-child(5), .tiers tbody td:last-child { display: none; }
  .tiers tbody th { font-size: 0.95rem; white-space: normal; }
  .tiers__price { font-size: 1.1rem; }
  .tiers__flag { display: block; margin: 0.25rem 0 0; inline-size: fit-content; }
  .tiers__cta { display: flex; }
}

.pricing__fine { display: flex; flex-direction: column; gap: 0.5rem; margin: 1.25rem 0 0; padding: 0; list-style: none; }
.pricing__fine li {
  position: relative;
  padding-inline-start: 1.1rem;
  color: var(--ink-muted);
  font-size: var(--t-xs);
  line-height: 1.5;
}
.pricing__fine li::before { content: "·"; position: absolute; inset-inline-start: 0.3rem; color: var(--orange); font-weight: 700; }
.pricing__fine b { color: var(--ink); font-weight: 700; }

/* -- Cómo cobra el instituto -- */
.cobro {
  margin-block-end: clamp(2rem, 4vw, 3rem);
  padding: clamp(1.5rem, 3.5vw, 2.5rem);
  background: var(--surface);
  border: 3px solid var(--ink);
  border-radius: var(--r-l);
  box-shadow: 8px 8px 0 var(--orange);
}
.cobro__head { max-inline-size: 62ch; margin-block-end: 1.5rem; }
.cobro h3 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin-block-end: 0.75rem; }
.cobro__lede { color: var(--ink-muted); font-size: var(--t-m); line-height: 1.55; }
.cobro__lede b { color: var(--ink); font-weight: 700; }

.pays { display: grid; gap: 1rem; }
@media (width >= 44rem) { .pays { grid-template-columns: repeat(2, 1fr); } }
.pay {
  padding: 1.2rem 1.3rem 1.35rem;
  background: var(--blue-soft);
  border-radius: var(--r-m);
  border-block-start: 5px solid var(--blue);
}
.pay:nth-child(2) { background: var(--orange-soft); border-block-start-color: var(--orange); }
.pay__tag {
  display: inline-block;
  margin-block-end: 0.5rem;
  color: var(--ink-faint);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}
.pay h4 { margin: 0 0 0.4rem; font-family: var(--font-display); font-weight: 900; font-size: 1.3rem; letter-spacing: -0.03em; }
.pay p { color: var(--ink-muted); font-size: var(--t-s); line-height: 1.5; }

/* Tres pasos: acá el orden sí es información, por eso van numerados */
.flow {
  display: grid; gap: 0.75rem;
  margin: 1.4rem 0 0; padding: 0;
  list-style: none;
  counter-reset: paso;
}
@media (width >= 52rem) { .flow { grid-template-columns: repeat(3, 1fr); } }
.flow__i {
  counter-increment: paso;
  position: relative;
  padding: 0.85rem 1rem 0.95rem 2.85rem;
  background: var(--surface-2);
  border-radius: var(--r-s);
}
.flow__i::before {
  content: counter(paso);
  position: absolute;
  inset-block-start: 0.9rem;
  inset-inline-start: 0.9rem;
  display: grid; place-items: center;
  inline-size: 24px; block-size: 24px;
  border-radius: 50%;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-data);
  font-size: 0.75rem;
  font-weight: 700;
}
.flow__i b { display: block; font-size: var(--t-s); font-weight: 700; }
.flow__i span { display: block; margin-block-start: 0.15rem; color: var(--ink-muted); font-size: var(--t-xs); line-height: 1.45; }

.cobro__fine {
  max-inline-size: 76ch;
  margin-block-start: 1.3rem;
  color: var(--ink-muted);
  font-size: var(--t-xs);
  line-height: 1.6;
}
.cobro__fine b { color: var(--ink); font-weight: 700; }

.note {
  display: block;
  padding: 1.1rem 1.3rem;
  background: var(--orange-soft);
  border: 2px dashed var(--orange);
  border-radius: var(--r-s);
  color: var(--ink);
  font-size: var(--t-xs);
  line-height: 1.6;
}
.note b { display: block; font-family: var(--font-data); font-size: var(--t-micro); letter-spacing: 0.1em; text-transform: uppercase; }
.note b + b, .note b:last-child { display: inline; letter-spacing: 0; text-transform: none; font-family: inherit; font-size: inherit; }

/* -- Cómo arranca -- */
.road { display: grid; gap: 1rem; margin: 0; padding: 0; list-style: none; counter-reset: none; }
@media (width >= 44rem) { .road { grid-template-columns: repeat(2, 1fr); } }
@media (width >= 68rem) { .road { grid-template-columns: repeat(4, 1fr); } }
.road__step {
  padding: 1.3rem 1.35rem 1.5rem;
  background: var(--surface);
  border-block-start: 5px solid var(--blue);
  border-radius: 0 0 var(--r-s) var(--r-s);
}
.road__step:nth-child(4) { border-block-start-color: var(--orange); }
.road__when {
  display: inline-block;
  margin-block-end: 0.6rem;
  color: var(--ink-faint);
  font-family: var(--font-data);
  font-size: var(--t-micro);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.road__step b { display: block; font-family: var(--font-display); font-weight: 800; font-size: 1.1rem; letter-spacing: -0.02em; }
.road__step p { margin-block-start: 0.4rem; color: var(--ink-muted); font-size: var(--t-s); line-height: 1.5; }

/* -- Preguntas -- */
.faq { display: flex; flex-direction: column; gap: 0.5rem; max-inline-size: 76ch; }
.qa {
  background: var(--surface);
  border: 2px solid var(--ink);
  border-radius: var(--r-s);
  overflow: clip;
}
.qa[open] { box-shadow: 4px 4px 0 var(--blue); }
.qa summary {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  min-block-size: 56px;
  padding: 0.9rem 1.25rem;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.qa summary::-webkit-details-marker { display: none; }
.qa summary::after {
  content: "+";
  flex: none;
  color: var(--orange);
  font-family: var(--font-data);
  font-size: 1.3rem;
  font-weight: 700;
  transition: rotate var(--base) var(--ease);
}
.qa[open] summary::after { rotate: 135deg; }
.qa__a { padding: 0 1.25rem 1.25rem; }
.qa__a p { max-inline-size: 64ch; color: var(--ink-muted); font-size: var(--t-s); line-height: 1.6; }
.qa__a b { color: var(--ink); font-weight: 700; }

/* -- Cierre -- */
.finale {
  position: relative;
  padding: clamp(2.25rem, 5vw, 4rem);
  background: var(--blue);
  color: var(--on-blue);
  border-radius: var(--r-l);
  overflow: clip;
}
.finale__body { position: relative; z-index: 1; max-inline-size: 40ch; display: flex; flex-direction: column; align-items: flex-start; gap: 1.1rem; }
.finale h2 { font-size: var(--t-xxl); }
.finale__p { color: color-mix(in srgb, var(--on-blue) 84%, transparent); font-size: 1.05rem; }
.finale__actions { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.finale__wa { color: color-mix(in srgb, var(--on-blue) 78%, transparent); font-size: var(--t-xs); }
.finale__wa b { color: var(--on-blue); font-family: var(--font-data); font-weight: 700; }
@media (width < 34rem) { .finale__actions .btn { inline-size: 100%; } }
.finale__dots {
  position: absolute;
  inset-block: -20%;
  inset-inline-end: -6%;
  inline-size: 46%;
  min-inline-size: 200px;
  background-image: radial-gradient(color-mix(in srgb, var(--on-blue) 55%, transparent) 2.5px, transparent 3px);
  background-size: 14px 14px;
  opacity: 0.35;
  pointer-events: none;
}
@media (width < 46rem) { .finale__dots { display: none; } }

/* -- Pie -- */
.foot { margin-block-start: var(--section-y); border-block-start: 2px solid var(--ink); }
.foot__inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 1rem;
  padding-block: 2rem 2.75rem;
  color: var(--ink-faint);
  font-size: var(--t-xs);
}
.foot__links { display: flex; flex-wrap: wrap; gap: 0.25rem; }
.foot__links a {
  display: inline-flex; align-items: center;
  min-block-size: 40px; padding-inline: 0.7rem;
  border-radius: var(--r-xs);
  text-decoration: none;
  transition: color var(--fast) var(--ease-soft), background-color var(--fast) var(--ease-soft);
}
.foot__links a:hover { color: var(--ink); background: var(--surface-2); }

/* ---------------------------------------------------------------------------
   6. PREFERENCIAS
   ------------------------------------------------------------------------ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

@media (hover: none) {
  .card:hover, .btn:hover, .btn--ghost:hover { translate: none; }
  .card:hover { box-shadow: 4px 4px 0 var(--line); }
  .btn:hover { box-shadow: 3px 3px 0 var(--ink); }
}

@media print {
  .masthead, .drawer, #progress, .skiplink, .finale__dots { display: none; }
  body { background: #fff; color: #000; }
  body::before { display: none; }
}