/* ==========================================================================
   SCANDERE ACADEMY — Sistema de diseño
   Dirección de arte: negro cálido · oro · crema. Editorial premium.
   Sin frameworks. Todo el sistema vive en los tokens de :root.
   ========================================================================== */

/* --------------------------------------------------------------------------
   00. TOKENS
   -------------------------------------------------------------------------- */
:root {
  /* — Marca ———————————————————————————— */
  --gold: #dca54a;
  --gold-hi: #f2cd8a;
  --gold-lo: #a9762c;
  --gold-glow: rgba(220, 165, 74, 0.38);

  /* — Oscuros (negro cálido, nunca gris azulado) ——— */
  --void: #0a0908;
  --ink: #100e0c;
  --ink-2: #16130f;
  --ink-3: #1e1a15;

  /* — Claros ————————————————————————— */
  --cream: #f7f2e8;
  --cream-2: #fbf7ee;
  --sand: #efe6d4;
  --paper: #ffffff;

  /* — Texto ————————————————————————— */
  --on-dark: #f4efe4;
  --on-dark-soft: rgba(244, 239, 228, 0.66);
  --on-dark-faint: rgba(244, 239, 228, 0.38);
  --on-light: #241f18;
  --on-light-soft: #6b6255;

  /* — Líneas ————————————————————————— */
  --line-dark: rgba(244, 239, 228, 0.13);
  --line-light: rgba(36, 31, 24, 0.12);

  /* — Tipografía ———————————————————————— */
  --font-display: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --font-sans: "Be Vietnam Pro", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SF Mono", monospace;

  /* Escala fluida */
  --t-xs: clamp(0.72rem, 0.7rem + 0.1vw, 0.78rem);
  --t-sm: clamp(0.84rem, 0.82rem + 0.12vw, 0.92rem);
  --t-base: clamp(1rem, 0.96rem + 0.2vw, 1.09rem);
  --t-md: clamp(1.1rem, 1.02rem + 0.4vw, 1.3rem);
  --t-lg: clamp(1.35rem, 1.2rem + 0.7vw, 1.75rem);
  --t-xl: clamp(1.8rem, 1.4rem + 1.8vw, 2.9rem);
  --t-2xl: clamp(2.3rem, 1.6rem + 3.2vw, 4.4rem);
  --t-3xl: clamp(2.8rem, 1.5rem + 5.6vw, 6.8rem);
  --t-4xl: clamp(2.9rem, 1.3rem + 5.2vw, 6.4rem);

  /* — Métricas ———————————————————————— */
  --shell: 1320px;
  --shell-narrow: 880px;
  --gutter: clamp(20px, 4vw, 48px);
  --sp-section: clamp(72px, 10vw, 168px);
  --r-sm: 8px;
  --r: 16px;
  --r-lg: 26px;
  --r-xl: 38px;
  --r-pill: 999px;
  --header-h: 86px;

  /* — Movimiento ——————————————————————— */
  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --dur: 0.6s;

  /* — Sombras ————————————————————————— */
  --sh-sm: 0 2px 14px rgba(10, 9, 8, 0.1);
  --sh: 0 18px 44px rgba(10, 9, 8, 0.14);
  --sh-lg: 0 40px 90px rgba(10, 9, 8, 0.24);
  --sh-gold: 0 18px 50px rgba(220, 165, 74, 0.28);
}

/* --------------------------------------------------------------------------
   01. RESET
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 24px);
}

body {
  font-family: var(--font-sans);
  font-size: var(--t-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--on-light);
  background: var(--cream-2);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
}

img, svg, video { display: block; max-width: 100%; }
svg { flex-shrink: 0; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; padding: 0; }
table { border-collapse: collapse; width: 100%; }

::selection { background: var(--gold); color: var(--void); }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 4px;
  border-radius: 3px;
}

/* Barra de scroll */
::-webkit-scrollbar { width: 11px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb { background: var(--gold-lo); border-radius: 99px; }
::-webkit-scrollbar-thumb:hover { background: var(--gold); }

/* --------------------------------------------------------------------------
   02. TIPOGRAFÍA
   -------------------------------------------------------------------------- */
.display, h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

h1 { font-size: var(--t-3xl); }
h2 { font-size: var(--t-2xl); }
h3 { font-size: var(--t-lg); line-height: 1.15; }

h4, h5 {
  font-family: var(--font-sans);
  font-size: var(--t-base);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
}

p { text-wrap: pretty; }
p + p { margin-top: 1.05em; }

em, .em {
  font-style: italic;
  color: var(--gold);
}

strong { font-weight: 600; }

/* Etiqueta mono — la firma tipográfica del sitio */
.label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--gold);
}

.label::before {
  content: "";
  width: 26px;
  height: 1px;
  background: currentColor;
  opacity: 0.6;
}

.label--plain::before { display: none; }
.label--dim { color: var(--on-light-soft); }
.on-dark .label--dim { color: var(--on-dark-faint); }

.lead {
  font-size: var(--t-md);
  line-height: 1.6;
  color: var(--on-light-soft);
  max-width: 58ch;
}

.on-dark .lead { color: var(--on-dark-soft); }

.tiny {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-light-soft);
}

.on-dark .tiny { color: var(--on-dark-faint); }

.num {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
}

/* --------------------------------------------------------------------------
   03. LAYOUT
   -------------------------------------------------------------------------- */
.shell {
  width: 100%;
  max-width: var(--shell);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.shell--narrow { max-width: var(--shell-narrow); }
.shell--wide { max-width: 1560px; }

.section { padding-block: var(--sp-section); position: relative; }
.section--sm { padding-block: clamp(48px, 6vw, 92px); }
.section--flush-top { padding-top: 0; }
.section--flush-bottom { padding-bottom: 0; }

/* Fondos */
.on-dark {
  background: var(--ink);
  color: var(--on-dark);
  position: relative;
  isolation: isolate;
}
.on-dark h1, .on-dark h2, .on-dark h3, .on-dark h4 { color: var(--on-dark); }
.on-void { background: var(--void); }
.on-cream { background: var(--cream); }
.on-sand { background: var(--sand); }
.on-paper { background: var(--paper); }

/* Grano sutil sobre los bloques oscuros */
.grain::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.4;
  mix-blend-mode: overlay;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='0.5'/%3E%3C/svg%3E");
}

.grid { display: grid; gap: clamp(24px, 3vw, 44px); }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.duo {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(36px, 6vw, 96px);
  align-items: center;
}
.duo--top { align-items: start; }
.duo--55 { grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); }
.duo--45 { grid-template-columns: minmax(0, 1fr) minmax(0, 1.25fr); }

.stack { display: grid; gap: clamp(16px, 2vw, 26px); align-content: start; }
.stack--sm { gap: 12px; }
.stack--lg { gap: clamp(28px, 4vw, 48px); }

.center { text-align: center; }
.center .lead, .center .label { margin-inline: auto; }
.center .label { justify-content: center; }

.head-block { max-width: 780px; margin-bottom: clamp(44px, 6vw, 80px); }
.head-block.center { margin-inline: auto; }
.head-block .label { margin-bottom: 20px; }
.head-block .lead { margin-top: 22px; }

.rule { height: 1px; background: var(--line-light); border: 0; }
.on-dark .rule { background: var(--line-dark); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0;
  margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 999;
  background: var(--gold); color: var(--void);
  padding: 14px 24px; font-weight: 600; border-radius: 0 0 var(--r-sm) 0;
}
.skip:focus { left: 0; }

/* --------------------------------------------------------------------------
   04. BOTONES
   -------------------------------------------------------------------------- */
.btn {
  --bg: var(--gold);
  --fg: var(--void);
  --bd: var(--gold);
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 17px 34px;
  border: 1px solid var(--bd);
  border-radius: var(--r-pill);
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: var(--t-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1;
  overflow: hidden;
  isolation: isolate;
  transition: color 0.4s var(--ease), border-color 0.4s var(--ease),
              transform 0.4s var(--ease-out), box-shadow 0.4s var(--ease);
  will-change: transform;
}

/* Relleno que sube desde abajo al pasar el ratón */
.btn::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--fill, var(--void));
  transform: translateY(101%);
  transition: transform 0.5s var(--ease-out);
}

.btn:hover { transform: translateY(-2px); box-shadow: var(--sh-gold); }
.btn:hover::before { transform: translateY(0); }
.btn:active { transform: translateY(0); }

.btn--gold { --bg: var(--gold); --fg: var(--void); --bd: var(--gold); --fill: var(--gold-hi); }
.btn--gold:hover { color: var(--void); }

.btn--dark { --bg: var(--void); --fg: var(--cream); --bd: var(--void); --fill: var(--gold); }
.btn--dark:hover { color: var(--void); border-color: var(--gold); }

.btn--ghost { --bg: transparent; --fg: var(--on-light); --bd: var(--line-light); --fill: var(--void); }
.btn--ghost:hover { color: var(--cream); border-color: var(--void); box-shadow: var(--sh); }

.on-dark .btn--ghost { --fg: var(--on-dark); --bd: var(--line-dark); --fill: var(--cream); }
.on-dark .btn--ghost:hover { color: var(--void); border-color: var(--cream); }

.btn--lg { padding: 21px 44px; font-size: var(--t-base); }
.btn--sm { padding: 12px 24px; font-size: var(--t-xs); }
.btn--block { width: 100%; }

.btn__arrow { transition: transform 0.4s var(--ease-out); }
.btn:hover .btn__arrow { transform: translateX(4px); }

/* Enlace con subrayado que se dibuja */
.ulink {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  padding-bottom: 5px;
}
.ulink::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.5s var(--ease-out);
}
.ulink:hover::after { transform: scaleX(1); transform-origin: left; }
.ulink svg { transition: transform 0.4s var(--ease-out); }
.ulink:hover svg { transform: translateX(4px); }

/* Píldora */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  border: 1px solid var(--line-light);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-light-soft);
}
.on-dark .pill { border-color: var(--line-dark); color: var(--on-dark-soft); }
.pill svg { width: 15px; height: 15px; flex: 0 0 auto; color: var(--gold); }
.prog__tags .pill { white-space: nowrap; }
.pill--gold { border-color: var(--gold); color: var(--gold); background: rgba(220, 165, 74, 0.08); }
.pill--dot::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 0 var(--gold-glow);
  animation: ping 2.4s var(--ease-out) infinite;
}
@keyframes ping {
  0% { box-shadow: 0 0 0 0 var(--gold-glow); }
  70% { box-shadow: 0 0 0 9px rgba(220, 165, 74, 0); }
  100% { box-shadow: 0 0 0 0 rgba(220, 165, 74, 0); }
}

/* --------------------------------------------------------------------------
   05. CABECERA
   -------------------------------------------------------------------------- */
.hdr {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  transition: transform 0.5s var(--ease), background-color 0.4s var(--ease),
              border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}

.hdr__in {
  min-height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}

.hdr.is-solid {
  background: rgba(16, 14, 12, 0.72);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
  border-bottom-color: var(--line-dark);
}

.hdr.is-hidden { transform: translateY(-100%); }

/* Cabecera sobre fondo claro */
.hdr--light.is-solid {
  background: rgba(251, 247, 238, 0.82);
  border-bottom-color: var(--line-light);
}

.brand { display: inline-flex; align-items: center; gap: 12px; }
.brand img { width: 178px; transition: opacity 0.3s var(--ease); }
.brand:hover img { opacity: 0.78; }

.nav { display: flex; align-items: center; gap: 38px; }
.nav__list { display: flex; align-items: center; gap: 32px; }
.nav__list > li { position: relative; }

.nav__link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 10px 0;
  font-size: var(--t-sm);
  font-weight: 500;
  color: var(--on-dark-soft);
  transition: color 0.3s var(--ease);
}
.hdr--light .nav__link { color: var(--on-light-soft); }

.nav__link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 4px;
  width: 100%; height: 1px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease-out);
}

.nav__link:hover,
.nav__link[aria-current="page"] { color: var(--gold); }
.hdr--light .nav__link:hover,
.hdr--light .nav__link[aria-current="page"] { color: var(--gold-lo); }

.nav__link:hover::after,
.nav__link[aria-current="page"]::after { transform: scaleX(1); transform-origin: left; }

.nav__chev { transition: transform 0.35s var(--ease); }
.has-sub.is-open .nav__chev { transform: rotate(180deg); }

/* Submenú */
.sub {
  position: absolute;
  top: calc(100% + 16px);
  left: -24px;
  min-width: 300px;
  padding: 12px;
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--r);
  box-shadow: var(--sh-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.98);
  transform-origin: top left;
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease-out), visibility 0.35s;
}
.has-sub:hover .sub,
.has-sub.is-open .sub { opacity: 1; visibility: visible; transform: none; }

.sub a {
  display: grid;
  gap: 2px;
  padding: 12px 15px;
  border-radius: 11px;
  transition: background-color 0.3s var(--ease);
}
.sub a:hover { background: rgba(220, 165, 74, 0.1); }
.sub strong { font-size: var(--t-sm); font-weight: 600; color: var(--on-dark); }
.sub span { font-size: var(--t-xs); color: var(--on-dark-faint); line-height: 1.5; }
.sub a:hover strong { color: var(--gold); }

/* Botón hamburguesa */
.burger {
  display: none;
  width: 48px; height: 48px;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-sm);
  position: relative;
}
.hdr--light .burger { border-color: var(--line-light); }
.burger i {
  position: absolute;
  left: 14px;
  width: 19px; height: 1.5px;
  background: var(--on-dark);
  border-radius: 2px;
  transition: transform 0.4s var(--ease-out), opacity 0.25s var(--ease);
}
.hdr--light .burger i { background: var(--on-light); }
.burger i:nth-child(1) { top: 18px; }
.burger i:nth-child(2) { top: 23.5px; }
.burger i:nth-child(3) { top: 29px; }
.burger.is-open i:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger.is-open i:nth-child(2) { opacity: 0; transform: scaleX(0.3); }
.burger.is-open i:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

/* Barra de progreso de lectura */
.progress {
  position: fixed;
  top: 0; left: 0;
  height: 2px;
  width: 100%;
  transform: scaleX(0);
  transform-origin: left;
  background: linear-gradient(90deg, var(--gold-lo), var(--gold), var(--gold-hi));
  z-index: 300;
}

/* --------------------------------------------------------------------------
   06. HERO
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-h) + clamp(40px, 6vw, 80px));
  padding-bottom: clamp(40px, 6vw, 80px);
  background: var(--void);
  color: var(--on-dark);
  overflow: hidden;
  isolation: isolate;
}

/* Malla de luz dorada que respira */
.hero__aura {
  position: absolute;
  inset: -20%;
  z-index: -2;
  background:
    radial-gradient(42% 46% at 68% 34%, rgba(220, 165, 74, 0.30), transparent 62%),
    radial-gradient(34% 40% at 22% 74%, rgba(169, 118, 44, 0.24), transparent 66%),
    radial-gradient(50% 50% at 50% 0%, rgba(242, 205, 138, 0.10), transparent 70%);
  filter: blur(22px);
  animation: aura 22s var(--ease-in-out) infinite alternate;
}
@keyframes aura {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  50%  { transform: translate3d(-3%, 2%, 0) scale(1.08); }
  100% { transform: translate3d(2%, -2%, 0) scale(1.03); }
}

/* Retícula de líneas finas */
.hero__grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 92px 92px;
  mask-image: radial-gradient(70% 62% at 50% 44%, #000 12%, transparent 84%);
  -webkit-mask-image: radial-gradient(70% 62% at 50% 44%, #000 12%, transparent 84%);
  opacity: 0.6;
}

.hero__in {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: clamp(40px, 5vw, 80px);
  align-items: center;
  width: 100%;
}

.hero h1 {
  font-size: var(--t-4xl);
  line-height: 0.92;
  letter-spacing: -0.035em;
  margin-block: 26px 0;
}

.hero h1 .em { display: inline-block; }

.hero__sub {
  margin-top: 30px;
  font-size: var(--t-md);
  color: var(--on-dark-soft);
  max-width: 46ch;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-top: 44px;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(22px, 3vw, 34px) clamp(26px, 4vw, 54px);
  margin-top: clamp(48px, 6vw, 76px);
  padding-top: 30px;
  border-top: 1px solid var(--line-dark);
}

.hero__stat .num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 3vw, 2.7rem);
  line-height: 1;
  color: var(--gold);
}
.hero__stat span:last-child {
  display: block;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}

/* Composición visual del hero */
.hero__art { position: relative; aspect-ratio: 1 / 1.06; }

.hero__frame {
  position: absolute;
  overflow: hidden;
  border-radius: var(--r-lg);
  box-shadow: var(--sh-lg);
}
.hero__frame img { width: 100%; height: 100%; object-fit: cover; }

.hero__frame--a { inset: 0 16% 22% 0; }
.hero__frame--b {
  right: 0; bottom: 0;
  width: 56%; aspect-ratio: 4 / 5;
  border: 1px solid rgba(220, 165, 74, 0.35);
}

/* Tarjeta flotante de dato */
.hero__chip {
  position: absolute;
  left: 4%; bottom: 14%;
  display: grid;
  gap: 4px;
  padding: 18px 24px;
  background: rgba(16, 14, 12, 0.82);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--line-dark);
  border-radius: var(--r);
  box-shadow: var(--sh);
  animation: floaty 7s var(--ease-in-out) infinite alternate;
}
@keyframes floaty {
  from { transform: translateY(0); }
  to { transform: translateY(-14px); }
}
.hero__chip strong {
  font-family: var(--font-display);
  font-size: 1.9rem;
  line-height: 1;
  color: var(--gold);
}
.hero__chip span {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}

/* Indicador de scroll */
.scroller {
  position: absolute;
  left: 50%; bottom: 26px;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}
.scroller i {
  display: block;
  width: 1px; height: 46px;
  background: linear-gradient(var(--gold), transparent);
  animation: scrollLine 2.2s var(--ease-in-out) infinite;
  transform-origin: top;
}
@keyframes scrollLine {
  0% { transform: scaleY(0); opacity: 0; }
  40% { transform: scaleY(1); opacity: 1; }
  100% { transform: scaleY(1) translateY(46px); opacity: 0; }
}

/* Hero de páginas interiores */
.phero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(56px, 8vw, 110px));
  padding-bottom: clamp(56px, 8vw, 110px);
  background: var(--void);
  color: var(--on-dark);
  overflow: hidden;
  isolation: isolate;
}
.phero::before {
  content: "";
  position: absolute;
  inset: -30% -10% auto -10%;
  height: 130%;
  z-index: -1;
  background: radial-gradient(48% 52% at 72% 28%, rgba(220, 165, 74, 0.22), transparent 66%);
  filter: blur(14px);
}
.phero h1 { margin-top: 24px; }
.phero .lead { margin-top: 26px; }

.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 34px;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}
.crumbs a:hover { color: var(--gold); }

/* --------------------------------------------------------------------------
   07. MARQUESINA
   -------------------------------------------------------------------------- */
.marquee {
  display: flex;
  overflow: hidden;
  user-select: none;
  gap: 0;
  padding-block: clamp(20px, 3vw, 34px);
  border-block: 1px solid var(--line-dark);
  background: var(--void);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  gap: clamp(28px, 4vw, 60px);
  padding-right: clamp(28px, 4vw, 60px);
  animation: slide 38s linear infinite;
}
.marquee:hover .marquee__track { animation-play-state: paused; }
@keyframes slide { to { transform: translateX(-100%); } }

.marquee__item {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2vw, 1.75rem);
  color: var(--on-dark-soft);
  white-space: nowrap;
}
.marquee__item em { color: var(--gold); }
.marquee__item::after {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--gold);
  opacity: 0.5;
}

/* --------------------------------------------------------------------------
   08. TARJETAS
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
  height: 100%;
  padding: clamp(26px, 3vw, 38px);
  background: var(--paper);
  border: 1px solid var(--line-light);
  border-radius: var(--r-lg);
  overflow: hidden;
  isolation: isolate;
  transition: transform 0.55s var(--ease-out), box-shadow 0.55s var(--ease),
              border-color 0.45s var(--ease);
}
.on-dark .card {
  background: var(--ink-2);
  border-color: var(--line-dark);
}
.card:hover { transform: translateY(-7px); box-shadow: var(--sh); border-color: rgba(220, 165, 74, 0.5); }

/* Brillo que sigue al cursor */
.card::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  opacity: 0;
  background: radial-gradient(240px circle at var(--mx, 50%) var(--my, 0%), rgba(220, 165, 74, 0.16), transparent 60%);
  transition: opacity 0.5s var(--ease);
}
.card:hover::before { opacity: 1; }

.card__i {
  display: grid;
  place-items: center;
  width: 54px; height: 54px;
  border-radius: 15px;
  background: rgba(220, 165, 74, 0.12);
  border: 1px solid rgba(220, 165, 74, 0.26);
  color: var(--gold);
}
.card__i svg { width: 23px; height: 23px; }

.card p { color: var(--on-light-soft); font-size: var(--t-sm); }
.on-dark .card p { color: var(--on-dark-soft); }
.card__foot { margin-top: auto; padding-top: 10px; }

/* Número gigante de fondo */
.card--numbered { padding-top: clamp(34px, 4vw, 48px); }
.card__ghost {
  position: absolute;
  top: -12px; right: 14px;
  font-family: var(--font-display);
  font-size: clamp(4.5rem, 8vw, 8rem);
  line-height: 1;
  color: var(--on-light);
  opacity: 0.05;
  pointer-events: none;
}
.on-dark .card__ghost { color: var(--gold); opacity: 0.12; }

/* Tarjeta con imagen */
.card--media { padding: 0; gap: 0; }
.card--media .card__img { aspect-ratio: 16 / 11; overflow: hidden; }
.card--media .card__img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 1.1s var(--ease-out), filter 0.6s var(--ease);
  filter: saturate(0.85);
}
.card--media:hover .card__img img { transform: scale(1.07); filter: saturate(1); }
.card--media .card__body {
  display: flex; flex-direction: column; gap: 14px;
  padding: clamp(24px, 2.6vw, 34px);
  flex: 1;
}

/* --------------------------------------------------------------------------
   09. PROGRAMAS
   -------------------------------------------------------------------------- */
.prog {
  position: relative;
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) minmax(0, 0.9fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding-block: clamp(36px, 5vw, 60px);
  border-top: 1px solid var(--line-light);
  transition: background-color 0.5s var(--ease);
}
.on-dark .prog { border-top-color: var(--line-dark); }
.prog:last-child { border-bottom: 1px solid var(--line-light); }
.on-dark .prog:last-child { border-bottom-color: var(--line-dark); }

.prog__n {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.16em;
  color: var(--gold);
  align-self: start;
  padding-top: 8px;
}

.prog h3 { font-size: var(--t-xl); margin-bottom: 14px; }
.prog__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 20px; }

.prog__media {
  position: relative;
  aspect-ratio: 16 / 11;
  border-radius: var(--r);
  overflow: hidden;
}
.prog__media img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.8) contrast(1.02);
  transition: transform 1.2s var(--ease-out), filter 0.7s var(--ease);
}
.prog:hover .prog__media img { transform: scale(1.06); filter: saturate(1); }

/* --------------------------------------------------------------------------
   10. MÉTODO — narrativa con panel fijo
   -------------------------------------------------------------------------- */
.method { position: relative; }
.method__wrap {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: clamp(40px, 6vw, 96px);
  align-items: start;
}

.method__sticky {
  position: sticky;
  top: calc(var(--header-h) + 48px);
  align-self: start;
}

.method__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--r-xl);
  overflow: hidden;
  border: 1px solid var(--line-dark);
  background: var(--ink-2);
}
.method__visual img {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: 0;
  transform: scale(1.1);
  filter: saturate(0.7);
  transition: opacity 0.9s var(--ease), transform 1.4s var(--ease-out);
}
.method__visual img.is-on { opacity: 0.55; transform: scale(1); }
.method__visual::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10, 9, 8, 0.2), rgba(10, 9, 8, 0.85));
}

.method__badge {
  position: absolute;
  z-index: 2;
  left: 34px; bottom: 34px;
  display: grid;
  gap: 6px;
}
.method__badge .num {
  font-family: var(--font-display);
  font-size: clamp(3.4rem, 7vw, 6rem);
  line-height: 0.9;
  color: var(--gold);
}
.method__badge span:last-child {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
}

.method__steps { display: grid; }

.step {
  padding-block: clamp(40px, 7vw, 86px);
  border-bottom: 1px solid var(--line-dark);
  opacity: 0.32;
  transition: opacity 0.6s var(--ease);
}
.step.is-active { opacity: 1; }
.step:last-child { border-bottom: 0; }
.step__k {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}
.step h3 { font-size: var(--t-xl); margin-block: 16px 18px; }
.step ul { display: grid; gap: 10px; margin-top: 22px; }
.step li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  font-size: var(--t-sm);
  color: var(--on-dark-soft);
}
.step li::before {
  content: "";
  width: 6px; height: 6px;
  margin-top: 10px;
  border-radius: 50%;
  background: var(--gold);
}

/* --------------------------------------------------------------------------
   11. CASOS DE ESTUDIO
   -------------------------------------------------------------------------- */
.cases { display: grid; gap: clamp(20px, 2.4vw, 32px); }

.case {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(24px, 3vw, 48px);
  align-items: center;
  padding: clamp(22px, 2.4vw, 30px);
  background: var(--paper);
  border: 1px solid var(--line-light);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: transform 0.55s var(--ease-out), box-shadow 0.55s var(--ease);
}
.on-dark .case { background: var(--ink-2); border-color: var(--line-dark); }
.case:hover { transform: translateY(-6px); box-shadow: var(--sh); }

.case__img {
  aspect-ratio: 4 / 3;
  border-radius: var(--r);
  overflow: hidden;
}
.case__img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(0.8);
  transition: transform 1.2s var(--ease-out), filter 0.6s var(--ease);
}
.case:hover .case__img img { transform: scale(1.06); filter: saturate(1); }

.case__body { display: grid; gap: 16px; padding-right: clamp(0px, 2vw, 24px); }
.case h3 { font-size: var(--t-lg); }
.case p { font-size: var(--t-sm); color: var(--on-light-soft); }
.on-dark .case p { color: var(--on-dark-soft); }

.case__kpis {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(18px, 3vw, 40px);
  padding-top: 18px;
  border-top: 1px solid var(--line-light);
}
.on-dark .case__kpis { border-top-color: var(--line-dark); }

.kpi .num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 2.6vw, 2.3rem);
  line-height: 1;
  color: var(--gold);
}
.kpi span:last-child {
  display: block;
  margin-top: 6px;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-light-soft);
}
.on-dark .kpi span:last-child { color: var(--on-dark-faint); }

/* Aviso de contenido de muestra */
.demo-flag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 12px;
  border: 1px dashed rgba(220, 165, 74, 0.6);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(220, 165, 74, 0.07);
}

.notice {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 16px;
  padding: 22px 26px;
  border: 1px dashed rgba(220, 165, 74, 0.55);
  border-radius: var(--r);
  background: rgba(220, 165, 74, 0.06);
  font-size: var(--t-sm);
  color: var(--on-light-soft);
}
.on-dark .notice { color: var(--on-dark-soft); }
.notice svg { width: 22px; height: 22px; color: var(--gold); margin-top: 2px; }

/* Filtros */
.filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: clamp(30px, 4vw, 48px); }
.filter {
  padding: 10px 20px;
  border: 1px solid var(--line-light);
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-light-soft);
  transition: all 0.35s var(--ease);
}
.on-dark .filter { border-color: var(--line-dark); color: var(--on-dark-soft); }
.filter:hover { border-color: var(--gold); color: var(--gold); }
.filter.is-on { background: var(--gold); border-color: var(--gold); color: var(--void); }

[data-filterable] { transition: opacity 0.45s var(--ease), transform 0.45s var(--ease-out); }
[data-filterable].is-hidden { display: none; }

/* --------------------------------------------------------------------------
   12. CIFRAS
   -------------------------------------------------------------------------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.stats--light { background: var(--line-light); border-color: var(--line-light); }

.stat {
  padding: clamp(28px, 4vw, 48px) clamp(20px, 2.6vw, 34px);
  background: var(--ink);
  display: grid;
  gap: 10px;
  transition: background-color 0.5s var(--ease);
}
.stats--light .stat { background: var(--cream-2); }
.stat:hover { background: var(--ink-2); }
.stats--light .stat:hover { background: var(--paper); }

.stat__n {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4.4vw, 3.9rem);
  line-height: 0.95;
  color: var(--gold);
}
.stat__l {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}
.stats--light .stat__l { color: var(--on-light-soft); }
.stat__d { font-size: var(--t-sm); color: var(--on-dark-soft); }
.stats--light .stat__d { color: var(--on-light-soft); }

/* --------------------------------------------------------------------------
   13. TESTIMONIOS
   -------------------------------------------------------------------------- */
.quotes { position: relative; }
.quotes__track {
  display: flex;
  gap: clamp(18px, 2vw, 26px);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  padding-bottom: 8px;
}
.quotes__track::-webkit-scrollbar { display: none; }

.quote {
  flex: 0 0 min(460px, 84vw);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 22px;
  padding: clamp(28px, 3vw, 40px);
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
}
.quote__mark {
  font-family: var(--font-display);
  font-size: 3.4rem;
  line-height: 0.5;
  color: var(--gold);
  opacity: 0.55;
}
.quote__txt {
  font-family: var(--font-display);
  font-size: var(--t-md);
  line-height: 1.35;
  color: var(--on-dark);
}
.quote__by {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--line-dark);
}
.quote__av {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(220, 165, 74, 0.16);
  border: 1px solid rgba(220, 165, 74, 0.3);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  color: var(--gold);
  flex: 0 0 auto;
}
.quote__by strong { display: block; font-size: var(--t-sm); font-weight: 600; }
.quote__by span { display: block; font-size: var(--t-xs); color: var(--on-dark-faint); }

.q-nav { display: flex; gap: 10px; margin-top: 30px; }
.q-btn {
  display: grid; place-items: center;
  width: 48px; height: 48px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  color: var(--on-dark-soft);
  transition: all 0.35s var(--ease);
}
.q-btn:hover { background: var(--gold); border-color: var(--gold); color: var(--void); }
.q-btn:disabled { opacity: 0.3; pointer-events: none; }

/* --------------------------------------------------------------------------
   14. ACORDEÓN (temario / FAQ)
   -------------------------------------------------------------------------- */
.acc { border-top: 1px solid var(--line-light); }
.on-dark .acc { border-top-color: var(--line-dark); }

.acc__item { border-bottom: 1px solid var(--line-light); }
.on-dark .acc__item { border-bottom-color: var(--line-dark); }

.acc__head {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: clamp(16px, 2vw, 28px);
  align-items: center;
  padding: clamp(22px, 2.6vw, 30px) 0;
  text-align: left;
  transition: color 0.35s var(--ease);
}
.acc__head:hover { color: var(--gold); }

.acc__k {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.16em;
  color: var(--gold);
}
.acc__t {
  font-family: var(--font-display);
  font-size: var(--t-lg);
  line-height: 1.2;
}
.acc__ico {
  position: relative;
  width: 38px; height: 38px;
  border: 1px solid var(--line-light);
  border-radius: 50%;
  flex: 0 0 auto;
  transition: all 0.4s var(--ease);
}
.on-dark .acc__ico { border-color: var(--line-dark); }
.acc__ico::before, .acc__ico::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 13px; height: 1.5px;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: transform 0.45s var(--ease-out), opacity 0.3s var(--ease);
}
.acc__ico::after { transform: translate(-50%, -50%) rotate(90deg); }
.acc__head[aria-expanded="true"] .acc__ico { background: var(--gold); border-color: var(--gold); color: var(--void); }
.acc__head[aria-expanded="true"] .acc__ico::after { transform: translate(-50%, -50%) rotate(0deg); opacity: 0; }

.acc__panel {
  height: 0;
  overflow: hidden;
  transition: height 0.5s var(--ease-out);
}
.acc__body {
  padding: 0 0 clamp(26px, 3vw, 34px);
  max-width: 68ch;
  color: var(--on-light-soft);
  font-size: var(--t-sm);
}
.on-dark .acc__body { color: var(--on-dark-soft); }
.acc__body ul { display: grid; gap: 10px; margin-top: 18px; }
.acc__body li { display: grid; grid-template-columns: 16px 1fr; gap: 12px; }
.acc__body li::before {
  content: "";
  width: 5px; height: 5px; margin-top: 10px;
  border-radius: 50%; background: var(--gold);
}

/* --------------------------------------------------------------------------
   15. PESTAÑAS
   -------------------------------------------------------------------------- */
.tabs { display: flex; flex-wrap: wrap; gap: 6px; padding: 6px; border: 1px solid var(--line-light); border-radius: var(--r-pill); width: fit-content; }
.on-dark .tabs { border-color: var(--line-dark); }
.tab {
  padding: 11px 24px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-light-soft);
  transition: all 0.4s var(--ease);
}
.on-dark .tab { color: var(--on-dark-soft); }
.tab[aria-selected="true"] { background: var(--gold); color: var(--void); }
.tabpanel[hidden] { display: none; }

/* --------------------------------------------------------------------------
   16. PRECIOS
   -------------------------------------------------------------------------- */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(18px, 2vw, 26px); align-items: start; }

.plan {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: clamp(28px, 3vw, 40px);
  background: var(--ink-2);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-lg);
  transition: transform 0.5s var(--ease-out), border-color 0.4s var(--ease);
}
.plan:hover { transform: translateY(-6px); border-color: rgba(220, 165, 74, 0.45); }

.plan--hero {
  background: linear-gradient(165deg, rgba(220, 165, 74, 0.13), rgba(22, 19, 15, 0.9) 58%);
  border-color: rgba(220, 165, 74, 0.5);
  box-shadow: var(--sh-gold);
}
.plan__tag {
  position: absolute;
  top: 22px; right: 22px;
}
.plan__price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  line-height: 1;
  color: var(--gold);
}
.plan__price small {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--on-dark-faint);
}
.plan ul { display: grid; gap: 13px; margin-block: 6px; }
.plan li {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 12px;
  font-size: var(--t-sm);
  color: var(--on-dark-soft);
}
.plan li::before {
  content: "";
  width: 16px; height: 16px;
  margin-top: 5px;
  border-radius: 50%;
  background: rgba(220, 165, 74, 0.16) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23dca54a' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E") center / 10px no-repeat;
}
.plan li.no::before {
  background: rgba(244, 239, 228, 0.07) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23807a70' stroke-width='3.5' stroke-linecap='round'%3E%3Cline x1='18' y1='6' x2='6' y2='18'/%3E%3Cline x1='6' y1='6' x2='18' y2='18'/%3E%3C/svg%3E") center / 9px no-repeat;
}
.plan li.no { color: var(--on-dark-faint); }
.plan .btn { margin-top: auto; }

/* --------------------------------------------------------------------------
   17. TABLA COMPARATIVA
   -------------------------------------------------------------------------- */
.vs {
  border: 1px solid var(--line-light);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.on-dark .vs { border-color: var(--line-dark); }
.vs th, .vs td { padding: 18px clamp(16px, 2vw, 26px); text-align: left; font-size: var(--t-sm); }
.vs thead th {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--on-light-soft);
  background: rgba(36, 31, 24, 0.05);
  border-bottom: 1px solid var(--line-light);
}
.on-dark .vs thead th {
  color: var(--on-dark-faint);
  background: var(--ink-2);
  border-bottom-color: var(--line-dark);
}
.vs thead th:last-child { color: var(--gold); }
.vs tbody tr { border-bottom: 1px solid var(--line-light); }
.vs tbody tr:last-child { border-bottom: 0; }
.vs tbody td { color: var(--on-light-soft); }
.vs tbody td:first-child { color: var(--on-light); font-weight: 500; }
.vs tbody td:last-child { color: var(--on-light); background: rgba(220, 165, 74, 0.08); }

.on-dark .vs tbody tr { border-bottom-color: var(--line-dark); }
.on-dark .vs tbody td { color: var(--on-dark-soft); }
.on-dark .vs tbody td:first-child { color: var(--on-dark); }
.on-dark .vs tbody td:last-child { color: var(--on-dark); background: rgba(220, 165, 74, 0.05); }

/* --------------------------------------------------------------------------
   18. EQUIPO
   -------------------------------------------------------------------------- */
.person { display: grid; gap: 18px; }
.person__img {
  aspect-ratio: 4 / 5;
  border-radius: var(--r-lg);
  overflow: hidden;
  position: relative;
}
.person__img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(0.4) contrast(1.03);
  transition: transform 1.2s var(--ease-out), filter 0.6s var(--ease);
}
.person:hover .person__img img { transform: scale(1.05); filter: grayscale(0); }
.person h4 { font-size: var(--t-md); font-family: var(--font-display); font-weight: 400; }
.person .tiny { margin-top: 4px; }

/* --------------------------------------------------------------------------
   19. FORMULARIOS
   -------------------------------------------------------------------------- */
.form { display: grid; gap: clamp(20px, 2.4vw, 28px); }

.frow { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 2vw, 24px); }

.field { display: grid; gap: 9px; }
.field > label,
.fset > legend {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--on-dark-soft);
  padding: 0;
}
.field input, .field select, .field textarea {
  width: 100%;
  padding: 16px 18px;
  background: rgba(244, 239, 228, 0.04);
  border: 1px solid var(--line-dark);
  border-radius: var(--r-sm);
  color: var(--on-dark);
  font-size: var(--t-sm);
  transition: border-color 0.35s var(--ease), background-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
}
.field textarea { min-height: 150px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--on-dark-faint); }
.field select option { background: var(--ink-2); color: var(--on-dark); }

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(220, 165, 74, 0.06);
  box-shadow: 0 0 0 4px rgba(220, 165, 74, 0.1);
}
.field [aria-invalid="true"] { border-color: #d9654f; box-shadow: 0 0 0 4px rgba(217, 101, 79, 0.12); }
.err { font-size: var(--t-xs); color: #e58a76; min-height: 1em; }

/* Trampa antispam: invisible para personas, tentadora para bots. */
.trampa {
  position: absolute !important;
  width: 1px; height: 1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

.fset { border: 0; padding: 0; display: grid; gap: 12px; }
.opts { display: flex; flex-wrap: wrap; gap: 10px; }
.opt {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border: 1px solid var(--line-dark);
  border-radius: var(--r-pill);
  font-size: var(--t-sm);
  color: var(--on-dark-soft);
  cursor: pointer;
  transition: all 0.35s var(--ease);
}
.opt input { accent-color: var(--gold); margin: 0; width: 16px; height: 16px; }
.opt:hover { border-color: rgba(220, 165, 74, 0.5); }
.opt:has(input:checked) {
  background: rgba(220, 165, 74, 0.12);
  border-color: var(--gold);
  color: var(--on-dark);
}

.chk {
  display: grid;
  grid-template-columns: 20px 1fr;
  gap: 14px;
  align-items: start;
  font-size: var(--t-sm);
  color: var(--on-dark-soft);
  cursor: pointer;
}
.chk input { width: 18px; height: 18px; margin-top: 3px; accent-color: var(--gold); }
.chk a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }

/* Formulario por pasos */
.steps-bar { display: flex; gap: 8px; margin-bottom: clamp(28px, 4vw, 42px); }
.steps-bar i {
  flex: 1;
  height: 2px;
  background: var(--line-dark);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}
.steps-bar i::after {
  content: "";
  position: absolute; inset: 0;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out);
}
.steps-bar i.is-done::after { transform: scaleX(1); }

.fstep { display: none; }
.fstep.is-on { display: grid; gap: clamp(20px, 2.4vw, 28px); animation: stepIn 0.5s var(--ease-out); }
@keyframes stepIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.fnav { display: flex; gap: 12px; justify-content: space-between; align-items: center; }

.fstatus {
  display: none;
  gap: 14px;
  align-items: start;
  padding: 22px 26px;
  border: 1px solid var(--gold);
  border-radius: var(--r);
  background: rgba(220, 165, 74, 0.09);
  font-size: var(--t-sm);
  color: var(--on-dark);
}
.fstatus.is-on { display: grid; grid-template-columns: 24px 1fr; }
.fstatus.is-err { border-color: #d9654f; background: rgba(217, 101, 79, 0.1); }
.fstatus.is-err svg { color: #e58a76; }
.fstatus a { color: var(--gold); text-decoration: underline; text-underline-offset: 3px; }
.fstatus svg { width: 22px; height: 22px; color: var(--gold); }

/* --------------------------------------------------------------------------
   20. CTA FINAL
   -------------------------------------------------------------------------- */
.cta {
  position: relative;
  padding-block: clamp(88px, 12vw, 180px);
  background: var(--void);
  color: var(--on-dark);
  overflow: hidden;
  isolation: isolate;
  text-align: center;
}
.cta::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: radial-gradient(52% 58% at 50% 106%, rgba(220, 165, 74, 0.34), transparent 68%);
}
.cta h2 { font-size: var(--t-3xl); }
.cta .lead { margin-inline: auto; margin-top: 26px; }
.cta__actions { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; margin-top: 44px; }

/* --------------------------------------------------------------------------
   21. PIE
   -------------------------------------------------------------------------- */
.ftr { background: var(--ink); color: var(--on-dark); padding-top: clamp(64px, 8vw, 104px); }

.ftr__top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
  gap: clamp(32px, 4vw, 60px);
  padding-bottom: clamp(48px, 6vw, 76px);
  border-bottom: 1px solid var(--line-dark);
}
.ftr img.ftr__logo { width: 168px; margin-bottom: 24px; }
.ftr p { font-size: var(--t-sm); color: var(--on-dark-soft); max-width: 36ch; }

.ftr h4 {
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 22px;
}
.ftr__links { display: grid; gap: 13px; }
.ftr__links a {
  font-size: var(--t-sm);
  color: var(--on-dark-soft);
  transition: color 0.3s var(--ease), transform 0.3s var(--ease);
  width: fit-content;
}
.ftr__links a:hover { color: var(--gold); transform: translateX(4px); }

.socials { display: flex; gap: 10px; margin-top: 28px; }
.socials a {
  display: grid; place-items: center;
  width: 42px; height: 42px;
  border: 1px solid var(--line-dark);
  border-radius: 50%;
  color: var(--on-dark-soft);
  transition: all 0.35s var(--ease);
}
.socials a:hover { background: var(--gold); border-color: var(--gold); color: var(--void); transform: translateY(-3px); }
.socials svg { width: 17px; height: 17px; }

.ftr__bot {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  padding-block: 28px;
  font-family: var(--font-mono);
  font-size: var(--t-xs);
  letter-spacing: 0.08em;
  color: var(--on-dark-faint);
}
.ftr__bot a:hover { color: var(--gold); }

/* Firma tipográfica gigante del pie */
.ftr__word {
  font-family: var(--font-display);
  font-size: clamp(3rem, 15vw, 15rem);
  line-height: 0.82;
  letter-spacing: -0.03em;
  text-align: center;
  color: transparent;
  -webkit-text-stroke: 1px rgba(244, 239, 228, 0.13);
  padding-block: clamp(20px, 3vw, 40px) 0;
  user-select: none;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   22. ANIMACIONES DE ENTRADA
   -------------------------------------------------------------------------- */
.anim-ready [data-anim] { opacity: 0; will-change: transform, opacity; }
[data-anim].in { opacity: 1; }

[data-anim="up"] { transform: translateY(34px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
[data-anim="up"].in { transform: none; }

[data-anim="fade"] { transition: opacity 1.1s var(--ease); }

[data-anim="left"] { transform: translateX(-38px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
[data-anim="left"].in { transform: none; }

[data-anim="right"] { transform: translateX(38px); transition: opacity 0.9s var(--ease-out), transform 0.9s var(--ease-out); }
[data-anim="right"].in { transform: none; }

[data-anim="scale"] { transform: scale(0.94); transition: opacity 1s var(--ease-out), transform 1.2s var(--ease-out); }
[data-anim="scale"].in { transform: none; }

/* Revelado de imagen con cortinilla */
[data-anim="curtain"] { opacity: 1; clip-path: inset(0 0 100% 0); transition: clip-path 1.2s var(--ease-out); }
[data-anim="curtain"].in { clip-path: inset(0 0 0 0); }

/* Titular: revelado por máscara.
   IMPORTANTE: el recorte va en el envoltorio interno, nunca en [data-split].
   Si se recorta el propio elemento observado, su área visible es cero, el
   IntersectionObserver no lo considera visible y no se revela nunca. */
[data-split] > .mask { display: block; }
.anim-ready [data-split] > .mask {
  opacity: 0;
  clip-path: inset(0 0 108% 0);
  transform: translateY(12px);
  transition: opacity 0.8s var(--ease-out), clip-path 1.15s var(--ease-out),
              transform 1s var(--ease-out);
}
[data-split].in > .mask { opacity: 1; clip-path: inset(0 0 -8% 0); transform: none; }

/* Halo que sigue al cursor */
.glow {
  position: fixed;
  top: 0; left: 0;
  width: 420px; height: 420px;
  margin: -210px 0 0 -210px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(220, 165, 74, 0.13), transparent 62%);
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transition: opacity 0.6s var(--ease);
  will-change: transform;
}
body.has-glow .glow { opacity: 1; }

/* Volver arriba */
.top {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 150;
  display: grid; place-items: center;
  width: 50px; height: 50px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--void);
  opacity: 0; visibility: hidden;
  transform: translateY(14px) scale(0.9);
  transition: all 0.45s var(--ease-out);
  box-shadow: var(--sh-gold);
}
.top.is-on { opacity: 1; visibility: visible; transform: none; }
.top:hover { background: var(--gold-hi); }

/* Cortina de carga */
.curtain {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: grid;
  place-items: center;
  background: var(--void);
  transition: opacity 0.7s var(--ease), visibility 0.7s;
}
.curtain.is-gone { opacity: 0; visibility: hidden; }
.curtain__mark {
  width: 64px;
  animation: pulse 1.6s var(--ease-in-out) infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 0.35; transform: translateY(4px); }
  50% { opacity: 1; transform: translateY(-4px); }
}

/* --------------------------------------------------------------------------
   23. RESPONSIVE
   -------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .ftr__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .plans { grid-template-columns: minmax(0, 1fr); max-width: 560px; margin-inline: auto; }
  .prog { grid-template-columns: 62px minmax(0, 1fr); }
  .prog__media { grid-column: 1 / -1; }
}

@media (max-width: 980px) {
  :root { --header-h: 74px; }

  .burger { display: block; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    padding: 26px var(--gutter) 60px;
    background: var(--ink);
    overflow-y: auto;
    opacity: 0; visibility: hidden;
    transform: translateY(-10px);
    transition: opacity 0.4s var(--ease), transform 0.5s var(--ease-out), visibility 0.4s;
  }
  .nav.is-open { opacity: 1; visibility: visible; transform: none; }

  .nav__list { flex-direction: column; align-items: stretch; gap: 0; }
  .nav__list > li { border-bottom: 1px solid var(--line-dark); }
  .nav__link {
    width: 100%;
    justify-content: space-between;
    padding: 19px 0;
    font-family: var(--font-display);
    font-size: 1.6rem;
    color: var(--on-dark);
  }
  .nav__link::after { display: none; }

  .sub {
    position: static;
    min-width: 0;
    opacity: 1; visibility: visible;
    transform: none;
    border: 0; box-shadow: none; background: none;
    padding: 0 0 16px 4px;
    display: none;
  }
  .has-sub.is-open .sub { display: block; }
  .nav .btn { margin-top: 26px; }

  .hero__in, .duo, .duo--55, .duo--45, .method__wrap, .g4, .g3, .g2, .case, .frow {
    grid-template-columns: minmax(0, 1fr);
  }
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

  .hero { min-height: auto; }
  .hero__art { max-width: 520px; margin-top: 12px; }
  .scroller { display: none; }
  .method__sticky { position: static; }
  .method__visual { aspect-ratio: 16 / 10; }
  .step { opacity: 1; }
  .case__img { aspect-ratio: 16 / 10; }
  .glow { display: none; }
}

@media (max-width: 640px) {
  .g4, .g3, .g2, .stats { grid-template-columns: minmax(0, 1fr); }
  .prog { grid-template-columns: minmax(0, 1fr); gap: 20px; }
  .prog__n { padding-top: 0; }
  .btn { width: 100%; }
  .hero__cta .btn, .cta__actions .btn, .fnav .btn { width: auto; }
  .hero__meta { gap: 24px 32px; }
  .tabs { width: 100%; }
  .tab { flex: 1; text-align: center; }
  .ftr__top { grid-template-columns: minmax(0, 1fr); }
  .quote { flex-basis: 86vw; }
}

/* --------------------------------------------------------------------------
   24. PREFERENCIAS DEL SISTEMA
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  [data-anim], [data-split] > .mask { opacity: 1 !important; transform: none !important; clip-path: none !important; }
  .step { opacity: 1 !important; }
  .glow, .scroller { display: none !important; }
}

@media print {
  .hdr, .top, .cta, .ftr, .curtain, .glow, .marquee { display: none !important; }
  body { background: #fff; color: #000; }
  .on-dark, .hero, .phero { background: #fff !important; color: #000 !important; }
}