/* ==========================================================================
   IfritLab — sistema de diseño "Aurora premium"
   ========================================================================== */

/* Tipografías servidas desde la propia web (sin Google Fonts: no se envía la IP del visitante a terceros) */
@font-face { font-family: "Inter"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/inter-400.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/inter-500.woff2") format("woff2"); }
@font-face { font-family: "Inter"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/inter-600.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/space-grotesk-500.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 600; font-display: swap; src: url("../fonts/space-grotesk-600.woff2") format("woff2"); }
@font-face { font-family: "Space Grotesk"; font-style: normal; font-weight: 700; font-display: swap; src: url("../fonts/space-grotesk-700.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 400; font-display: swap; src: url("../fonts/jetbrains-mono-400.woff2") format("woff2"); }
@font-face { font-family: "JetBrains Mono"; font-style: normal; font-weight: 500; font-display: swap; src: url("../fonts/jetbrains-mono-500.woff2") format("woff2"); }

:root {
  --bg: #06060b;
  --bg-2: #0a0a14;
  --surface: rgba(255, 255, 255, 0.035);
  --surface-2: rgba(255, 255, 255, 0.06);
  --border: rgba(255, 255, 255, 0.08);
  --border-2: rgba(255, 255, 255, 0.14);

  --text: #f4f4fb;
  --text-2: #d2d2e2;  /* sin grises apagados: el usuario quiere textos claros y legibles */
  --text-3: #b8b8cc;  /* nunca más oscuro que esto */

  /* Paleta de fuego de IfritLab (la de la app de Telegram). Los nombres son los de la
     paleta anterior: --violet = naranja fuego, --violet-2 = ámbar, --cyan = magenta. */
  --violet: #ff6a2b;
  --violet-2: #ffb347;
  --cyan: #ff2d78;
  --pink: #a78bff;  /* violeta de la app (categoría IA) */
  --green: #3dff9a;
  --amber: #fbbf24;

  --grad: linear-gradient(120deg, #ff6a2b 0%, #ff2d78 100%);
  /* Fondo con texto blanco encima: tonos más oscuros para cumplir AA (>=4.5:1) */
  --grad-strong: linear-gradient(120deg, #c2410c 0%, #be185d 100%);
  --violet-strong: #c2410c;
  --grad-text: linear-gradient(100deg, #ffd08a 0%, #ffa04d 35%, #ff2d78 75%, #ffb3cf 100%);

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;

  --radius: 14px;
  --radius-lg: 22px;
  --container: 1240px;
  --gutter: clamp(16px, 4vw, 40px);
  --nav-h: 76px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; overflow-x: clip; }
html.lenis, html.lenis body { height: auto; }
.lenis.lenis-smooth { scroll-behavior: auto !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;   /* clip, no hidden: hidden rompe position: sticky */
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; cursor: pointer; background: none; border: 0; }
input, select, textarea { font: inherit; color: inherit; }
::selection { background: rgba(255,106,43, 0.45); color: #fff; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0;
}
p { margin: 0; }

.icon { width: 1.15em; height: 1.15em; flex-shrink: 0; display: inline-block; vertical-align: -0.18em; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.container { width: min(100% - var(--gutter) * 2, var(--container)); margin-inline: auto; }
.section { padding: clamp(80px, 11vw, 150px) 0; position: relative; }
.section--tight { padding: clamp(56px, 7vw, 96px) 0; }

.grad-text {
  background: var(--grad-text);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: gradShift 8s linear infinite;
}
@keyframes gradShift { to { background-position: 200% center; } }

/* --- Fondo global: auroras, rejilla y ruido ------------------------------ */
.bg-fx { position: fixed; inset: 0; z-index: -1; pointer-events: none; overflow: hidden; }

.bg-fx__noise {
  position: absolute; inset: 0;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
/* Auroras: degradados radiales (ya difuminados de por sí, sin filter: blur, que era caro) */
.aurora { position: absolute; border-radius: 50%; will-change: transform; }
.aurora--1 { width: 70vw; height: 70vw; top: -30vw; left: -20vw; background: radial-gradient(circle, rgba(230,80,20,0.42) 0%, rgba(230,80,20,0.14) 38%, transparent 68%); }
.aurora--2 { width: 60vw; height: 60vw; top: -24vw; right: -22vw; background: radial-gradient(circle, rgba(214,40,100,0.32) 0%, rgba(214,40,100,0.1) 40%, transparent 68%); }
.aurora--3 { width: 50vw; height: 50vw; top: 35vh; left: 28vw; background: radial-gradient(circle, rgba(176,55,154,0.14) 0%, transparent 65%); }

/* --- Cursor glow (solo escritorio) --------------------------------------- */
.cursor-glow {
  position: fixed; top: 0; left: 0; z-index: 0;
  width: 520px; height: 520px; margin: -260px 0 0 -260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,106,43,0.13), transparent 60%);
  pointer-events: none;
  opacity: 0;
  transition: opacity .4s;
}
@media (hover: hover) and (pointer: fine) { body.has-cursor .cursor-glow { opacity: 1; } }

/* --- Preloader ------------------------------------------------------------ */
.preloader {
  position: fixed; inset: 0; z-index: 1000;
  display: grid; place-items: center;
  background: var(--bg);
}
.preloader__logo { width: 60px; height: auto; opacity: 0; filter: drop-shadow(0 0 18px rgba(255,61,46,.45)); animation: logoIn .9s var(--ease) forwards; }
@keyframes logoIn { from { opacity: 0; transform: scale(.86); } to { opacity: 1; transform: none; } }
.preloader__bar { width: 140px; height: 2px; margin-top: 22px; background: var(--border); overflow: hidden; border-radius: 2px; }
.preloader__bar span { display: block; height: 100%; width: 0; background: var(--grad); }
.preloader__inner { display: flex; flex-direction: column; align-items: center; }
html.no-preload .preloader { display: none; }

/* --- Botones -------------------------------------------------------------- */
.btn {
  --h: 50px;
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: var(--h); padding: 0 24px;
  border-radius: 999px;
  font-weight: 600; font-size: 15px; letter-spacing: -0.01em;
  white-space: nowrap;
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), background .3s, border-color .3s;
  isolation: isolate;
}
.btn .icon { transition: transform .4s var(--ease); }
.btn:hover .icon--arrow { transform: translateX(4px); }
.btn--primary {
  background: var(--grad-strong);
  color: #fff;
  box-shadow: 0 0 0 1px rgba(255,255,255,0.12) inset, 0 10px 40px -10px rgba(255,106,43,0.7);
}
.btn--primary::after {
  content: ""; position: absolute; inset: 0; z-index: -1; border-radius: inherit;
  background: linear-gradient(120deg, #f05a1f, #be185d);
  opacity: 0; transition: opacity .4s;
}
.btn--primary:hover { box-shadow: 0 0 0 1px rgba(255,255,255,0.2) inset, 0 16px 50px -8px rgba(255,106,43,0.9); }
.btn--primary:hover::after { opacity: 1; }
.btn--white { background: #fff; color: #0a0a14; }
.btn--white:hover { box-shadow: 0 12px 40px -10px rgba(255,255,255,0.5); }
.btn--ghost { background: var(--surface); border: 1px solid var(--border-2); backdrop-filter: blur(10px); }
.btn--ghost:hover { background: var(--surface-2); border-color: rgba(255,255,255,0.25); }
.btn--sm { --h: 40px; padding: 0 18px; font-size: 14px; }
.btn--lg { --h: 58px; padding: 0 30px; font-size: 16px; }
.btn--block { width: 100%; }

.link-arrow { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--violet-2); }
.link-arrow .icon { transition: transform .35s var(--ease); }
.link-arrow:hover .icon { transform: translate(3px, -3px); }

/* --- Pills / badges ------------------------------------------------------- */
.pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px 6px 6px;
  border: 1px solid var(--border-2); border-radius: 999px;
  background: rgba(255,106,43, 0.08);
  font-size: 13px; color: var(--text-2);
  backdrop-filter: blur(10px);
}
.pill__tag { padding: 3px 10px; border-radius: 999px; background: var(--grad-strong); color: #fff; font-weight: 600; font-size: 12px; }
.badge {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 10px; border-radius: 999px;
  font-size: 12px; font-weight: 600; letter-spacing: 0.01em;
  background: rgba(255,255,255,0.08); color: var(--text);
  border: 1px solid var(--border-2);
  backdrop-filter: blur(8px);
}
.badge--violet { background: rgba(255,106,43,0.16); color: #ffd1a8; border-color: rgba(255,106,43,0.35); }
.badge--cyan { background: rgba(255,45,120,0.12); color: #ff8fb8; border-color: rgba(255,45,120,0.3); }
.badge--pink { background: rgba(167,139,255,0.12); color: #c9bcff; border-color: rgba(167,139,255,0.3); }
.badge--green { background: rgba(61,255,154,0.1); color: #86efac; border-color: rgba(61,255,154,0.28); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--violet-2);
}
.eyebrow::before { content: ""; width: 22px; height: 1px; background: currentColor; }

/* --- Cabeceras de sección ------------------------------------------------- */
.section-head { max-width: 760px; margin-bottom: clamp(40px, 6vw, 72px); }
.section-head--center { margin-inline: auto; text-align: center; }
.section-head--center .eyebrow::after { content: ""; width: 22px; height: 1px; background: currentColor; }
.section-head h2 { font-size: clamp(36px, 5.2vw, 64px); margin-top: 18px; }
.section-head p { margin-top: 20px; font-size: clamp(16px, 1.4vw, 19px); color: var(--text-2); }
.section-head--split { max-width: none; display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.section-head--split > div { max-width: 700px; }

/* --- Navegación ----------------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h);
  transition: transform .5s var(--ease), background .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled { background: rgba(5,5,10,0.72); backdrop-filter: blur(18px) saturate(140%); border-color: var(--border); }
.nav.is-hidden { transform: translateY(-100%); }
.nav__inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.03em; }
.logo__mark { width: 34px; height: 34px; }
.nav__links { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.nav__links a {
  position: relative; display: block; padding: 8px 16px; border-radius: 999px;
  font-size: 15px; font-weight: 500; color: var(--text-2);
  transition: color .3s, background .3s;
}
.nav__links a:hover { color: var(--text); background: var(--surface); }
.nav__links a.is-active { color: var(--text); }
.nav__links a.is-active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px; width: 4px; height: 4px; margin-left: -2px;
  border-radius: 50%; background: var(--cyan); box-shadow: 0 0 10px var(--cyan);
}
.nav__actions { display: flex; align-items: center; gap: 10px; }
.nav__login { font-size: 15px; font-weight: 500; color: var(--text-2); padding: 8px 12px; transition: color .3s; }
.nav__login:hover { color: var(--text); }
.nav__burger { display: none; width: 44px; height: 44px; border-radius: 50%; border: 1px solid var(--border-2); place-items: center; }
.nav__burger-lines span { display: block; width: 18px; height: 1.5px; background: var(--text); transition: transform .4s var(--ease); }
.nav__burger-lines span + span { margin-top: 5px; }
.nav__burger-lines { display: flex; flex-direction: column; }
body.menu-open .nav__burger-lines span:first-child { transform: translateY(3.25px) rotate(45deg); }
body.menu-open .nav__burger-lines span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

.mobile-menu {
  position: fixed; inset: 0; z-index: 90;
  background: rgba(5,5,10,0.96); backdrop-filter: blur(20px);
  padding: calc(var(--nav-h) + 30px) var(--gutter) 40px;
  display: flex; flex-direction: column; justify-content: space-between; gap: 28px;
  overflow-y: auto; overscroll-behavior: contain;  /* en móviles bajos el menú se desplaza */
  clip-path: circle(0% at calc(100% - 44px) 38px);
  visibility: hidden;
}
.mobile-menu ul { list-style: none; margin: 0; padding: 0; }
.mobile-menu li a { display: flex; align-items: baseline; gap: 14px; padding: min(10px, 1.2vh) 0; font-family: var(--font-display); font-size: clamp(28px, min(10vw, 6.2vh), 54px); line-height: 1.12; font-weight: 600; letter-spacing: -0.03em; }
.mobile-menu li a small { font-family: var(--font-mono); font-size: 13px; color: var(--violet-2); }
.mobile-menu__foot { display: grid; gap: 12px; }

@media (max-width: 980px) {
  .nav__links, .nav__login, .nav__actions .btn { display: none; }
  .nav__burger { display: grid; }
}

/* --- Hero ----------------------------------------------------------------- */
.hero { position: relative; min-height: 100svh; padding: calc(var(--nav-h) + 60px) 0 80px; display: flex; align-items: center; }
.hero__grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 56px; align-items: center; }
.hero__title { font-size: clamp(46px, 7.4vw, 104px); line-height: 0.98; letter-spacing: -0.045em; margin-top: 26px; }
.hero__title .line { display: block; overflow: hidden; padding-bottom: 0.06em; }
.hero__rotator { display: inline-grid; vertical-align: top; }
.hero__rotator > span { grid-area: 1 / 1; }
.hero__lead { margin-top: 28px; max-width: 540px; font-size: clamp(17px, 1.5vw, 20px); color: var(--text-2); }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.hero__proof { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; margin-top: 44px; color: var(--text-2); font-size: 14px; }
.avatars { display: flex; }
.avatars span {
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 12px; font-weight: 700; color: #fff;
  border: 2px solid var(--bg);
  margin-left: -10px;
}
.avatars span:first-child { margin-left: 0; }
.stars { display: inline-flex; gap: 2px; color: var(--amber); }
.stars .icon { width: 14px; height: 14px; fill: currentColor; }

.hero__visual { position: relative; aspect-ratio: 1 / 1.02; }
.hero-orb {
  position: absolute; inset: 8%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 30%, rgba(255,179,71,0.6), transparent 45%),
    radial-gradient(circle at 70% 70%, rgba(255,45,120,0.45), transparent 50%),
    radial-gradient(circle, rgba(255,106,43,0.25), transparent 70%);
  filter: blur(30px);
}
.hero-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: contain; mix-blend-mode: screen; -webkit-mask-image: radial-gradient(circle at 50% 50%, #000 38%, transparent 68%); mask-image: radial-gradient(circle at 50% 50%, #000 38%, transparent 68%); }
.hex-ring { position: absolute; inset: 0; color: rgba(255,179,71,0.35); }
.hex-ring svg { width: 100%; height: 100%; }

.terminal {
  background: rgba(10,10,20,0.78);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  backdrop-filter: blur(16px);
  box-shadow: 0 30px 80px -20px rgba(0,0,0,0.8), 0 0 0 1px rgba(255,106,43,0.08);
  overflow: hidden;
  font-family: var(--font-mono);
  font-size: 13px;
}
.terminal__bar { display: flex; align-items: center; gap: 7px; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.terminal__bar i { width: 11px; height: 11px; border-radius: 50%; background: #ff5f57; }
.terminal__bar i:nth-child(2) { background: #febc2e; }
.terminal__bar i:nth-child(3) { background: #28c840; }
.terminal__bar span { margin-left: 10px; color: var(--text-3); font-size: 12px; }
.terminal__body { padding: 16px 18px; min-height: 200px; line-height: 1.75; color: #ffd9c7; white-space: pre-wrap; }
.terminal__body .p { color: var(--green); }
.terminal__body .c { color: var(--cyan); }
.terminal__body .v { color: var(--violet-2); }
.terminal__body .m { color: var(--text-3); }
.terminal__body .ok { color: var(--green); }
.terminal__body .warn { color: var(--amber); }
.caret { display: inline-block; width: 8px; height: 15px; background: var(--green); vertical-align: -2px; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

.hero__terminal { position: absolute; left: -6%; bottom: 8%; width: 78%; z-index: 3; }
.float-card {
  position: absolute; z-index: 4;
  display: flex; align-items: center; gap: 12px;
  padding: 12px 16px;
  background: rgba(15,15,28,0.72);
  border: 1px solid var(--border-2);
  border-radius: 16px;
  backdrop-filter: blur(16px);
  box-shadow: 0 20px 50px -15px rgba(0,0,0,0.7);
  font-size: 13px;
}
.float-card strong { display: block; font-size: 14px; font-family: var(--font-display); }
.float-card small { color: var(--text-2); }
.float-card__icon { width: 40px; height: 40px; border-radius: 12px; display: grid; place-items: center; }
.float-card--1 { top: 6%; right: -2%; }
.float-card--2 { top: 38%; right: -8%; }
.float-card--3 { top: 14%; left: -4%; }
.progress { height: 6px; width: 120px; border-radius: 6px; background: rgba(255,255,255,0.08); overflow: hidden; margin-top: 6px; }
.progress span { display: block; height: 100%; background: var(--grad); border-radius: inherit; }

.scroll-hint {
  position: absolute; left: 50%; bottom: 28px; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.2em; color: var(--text-3);
}
.scroll-hint__line { width: 1px; height: 46px; background: linear-gradient(var(--violet), transparent); position: relative; overflow: hidden; }
.scroll-hint__line::after { content: ""; position: absolute; left: 0; top: -40%; width: 1px; height: 40%; background: #fff; animation: scrollLine 2s var(--ease) infinite; }
@keyframes scrollLine { to { top: 110%; } }

@media (max-width: 980px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr); }
  .hero__visual { max-width: 560px; width: 100%; margin: 20px auto 0; }
  .float-card--2 { right: 0; }
  .hero__terminal { left: 0; width: 86%; }
  .scroll-hint { display: none; }
}
@media (max-width: 560px) {
  .float-card--3 { display: none; }
  .float-card { padding: 10px 12px; }
  .float-card__icon { width: 34px; height: 34px; }
  .terminal { font-size: 11.5px; }
}

/* --- Marquesina ----------------------------------------------------------- */
.marquee { position: relative; overflow: hidden; padding: 26px 0; border-block: 1px solid var(--border); background: rgba(255,255,255,0.015); }
.marquee::before, .marquee::after { content: ""; position: absolute; top: 0; bottom: 0; width: 140px; z-index: 2; pointer-events: none; }
.marquee::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.marquee::after { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.marquee__track { display: flex; width: max-content; gap: 56px; }
.marquee__item { display: inline-flex; align-items: center; gap: 56px; font-family: var(--font-display); font-size: clamp(20px, 2.4vw, 30px); font-weight: 600; color: var(--text-3); white-space: nowrap; letter-spacing: -0.02em; }
.marquee__item::after { content: "⬡"; font-size: 0.7em; color: var(--violet); opacity: 0.7; }
.marquee__label { text-align: center; font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--text-3); margin-bottom: 18px; }

/* --- Tarjetas base (spotlight) ------------------------------------------- */
.card {
  --mx: 50%; --my: 50%;
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color .4s, transform .5s var(--ease), background .4s;
}
.card::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background: radial-gradient(420px circle at var(--mx) var(--my), rgba(255,106,43,0.14), transparent 45%);
  opacity: 0; transition: opacity .4s;
}
.card:hover { border-color: var(--border-2); }
.card:hover::before { opacity: 1; }
.card > * { position: relative; z-index: 1; }

/* --- Categorías ----------------------------------------------------------- */
.cats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.cat { padding: 36px 32px 32px; min-height: 380px; display: flex; flex-direction: column; }
.cat__icon {
  width: 60px; height: 60px; border-radius: 18px;
  display: grid; place-items: center;
  font-size: 26px;
  margin-bottom: auto;
}
.cat__icon .icon { width: 28px; height: 28px; }
.cat--violet .cat__icon { background: rgba(255,106,43,0.15); color: var(--violet-2); box-shadow: 0 0 40px -8px rgba(255,106,43,0.6); }
.cat--cyan .cat__icon { background: rgba(255,45,120,0.12); color: var(--cyan); box-shadow: 0 0 40px -8px rgba(255,45,120,0.5); }
.cat--pink .cat__icon { background: rgba(167,139,255,0.12); color: var(--pink); box-shadow: 0 0 40px -8px rgba(167,139,255,0.5); }
.cat h3 { font-size: 30px; margin-top: 56px; }
.cat p { color: var(--text-2); margin-top: 12px; }
.cat__meta { display: flex; justify-content: space-between; align-items: center; margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--border); font-size: 14px; color: var(--text-2); }
.cat__arrow { width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border-2); display: grid; place-items: center; transition: background .4s, transform .4s var(--ease); }
.cat:hover .cat__arrow { background: #fff; color: #000; transform: rotate(-45deg); }
.cat__num { position: absolute; top: 28px; right: 30px; font-family: var(--font-mono); font-size: 13px; color: var(--text-3); }
@media (max-width: 900px) { .cats { grid-template-columns: minmax(0, 1fr); } .cat { min-height: 0; } .cat h3 { margin-top: 36px; } }

/* --- Tarjeta de curso ----------------------------------------------------- */
.course-card { display: flex; flex-direction: column; height: 100%; }
.course-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; border-radius: calc(var(--radius-lg) - 6px); margin: 6px 6px 0; }
.course-card__media img, .art { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.course-card:hover .course-card__media img { transform: scale(1.06); }
.course-card__badges { position: absolute; top: 14px; left: 14px; right: 14px; display: flex; justify-content: space-between; z-index: 2; }
.course-card__body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.course-card__cat { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase; }
.course-card h3 { font-size: 22px; margin-top: 10px; line-height: 1.15; }
.course-card__sub { color: var(--text-2); font-size: 14px; margin-top: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.course-card__meta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 18px; font-size: 13px; color: var(--text-2); }
.course-card__meta span { display: inline-flex; align-items: center; gap: 6px; }
.course-card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 20px; border-top: 1px solid var(--border); margin-top: 22px; }
.price { display: flex; align-items: baseline; gap: 8px; }
.price strong { font-family: var(--font-display); font-size: 26px; letter-spacing: -0.03em; }
.price s { color: var(--text-3); font-size: 14px; }
.rating { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; font-weight: 600; }
.rating .icon { width: 15px; height: 15px; color: var(--amber); fill: var(--amber); }
.rating small { color: var(--text-3); font-weight: 400; }
.c-violet { color: var(--violet-2); }
.c-cyan { color: var(--cyan); }
.c-pink { color: var(--pink); }

/* Arte generativo de respaldo cuando no hay imagen */
.art { background: var(--bg-2); }
.art--violet { background: radial-gradient(circle at 30% 30%, rgba(255,106,43,0.75), transparent 55%), radial-gradient(circle at 80% 80%, rgba(255,45,120,0.35), transparent 50%), #140a08; }
.art--cyan { background: radial-gradient(circle at 70% 30%, rgba(255,45,120,0.6), transparent 55%), radial-gradient(circle at 20% 80%, rgba(255,106,43,0.45), transparent 50%), #1a060c; }
.art--pink { background: radial-gradient(circle at 30% 70%, rgba(167,139,255,0.55), transparent 55%), radial-gradient(circle at 80% 20%, rgba(255,106,43,0.55), transparent 50%), #150a18; }

.art-icon { position: absolute; inset: 0; display: grid; place-items: center; color: rgba(255,255,255,0.85); z-index: 1; }
.art-icon .icon { width: 64px; height: 64px; stroke-width: 1.2; filter: drop-shadow(0 0 24px rgba(255,179,71,0.9)); }
.has-img .art-icon { display: none; }
.media-img { z-index: 1; }

/* --- Scroll horizontal de cursos destacados ------------------------------ */
.hscroll { position: relative; overflow: hidden; }
.hscroll__track { display: flex; gap: 24px; padding-left: max(var(--gutter), calc((100vw - var(--container)) / 2)); padding-right: var(--gutter); width: max-content; }
.hscroll__item { width: min(420px, 82vw); flex-shrink: 0; }
.hscroll__progress { height: 2px; background: var(--border); margin-top: 48px; border-radius: 2px; overflow: hidden; }
.hscroll__progress span { display: block; height: 100%; width: 100%; background: var(--grad); transform-origin: left; transform: scaleX(0); }
@media (max-width: 980px) {
  .hscroll { overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .hscroll::-webkit-scrollbar { display: none; }
  .hscroll__item { scroll-snap-align: start; }
  .hscroll__progress { display: none; }
}

/* --- Método (pasos con línea) -------------------------------------------- */
.method { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 80px; align-items: start; }
.method__sticky { position: sticky; top: calc(var(--nav-h) + 40px); }
.method__steps { position: relative; padding-left: 48px; }
.method__line { position: absolute; left: 15px; top: 10px; bottom: 10px; width: 2px; background: var(--border); }
.method__line span { position: absolute; inset: 0; background: linear-gradient(var(--violet), var(--cyan)); transform-origin: top; transform: scaleY(0); }
.step { position: relative; padding: 0 0 64px; }
.step:last-child { padding-bottom: 0; }
.step__dot {
  position: absolute; left: -48px; top: 2px;
  width: 32px; height: 32px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--bg); border: 1px solid var(--border-2);
  font-family: var(--font-mono); font-size: 12px; color: var(--text-2);
  transition: all .4s;
}
.step.is-active .step__dot { border-color: var(--violet); color: #fff; background: var(--violet-strong); box-shadow: 0 0 24px rgba(255,106,43,0.8); }
.step h3 { font-size: clamp(24px, 2.4vw, 32px); }
.step p { color: var(--text-2); margin-top: 12px; max-width: 520px; }
.step__tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
@media (max-width: 900px) { .method { grid-template-columns: minmax(0, 1fr); gap: 48px; } .method__sticky { position: static; } }

/* --- Labs ----------------------------------------------------------------- */
.labs { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.labs__list { list-style: none; padding: 0; margin: 32px 0 0; display: grid; gap: 16px; }
.labs__list li { display: flex; gap: 14px; align-items: flex-start; color: var(--text-2); }
.labs__list li .icon { color: var(--green); margin-top: 3px; }
.labs__list strong { color: var(--text); display: block; font-weight: 600; }
.labs__window { position: relative; }
.labs__window .terminal__body { min-height: 360px; }
.labs__glow { position: absolute; inset: -10%; background: radial-gradient(circle, rgba(61,255,154,0.12), transparent 60%); filter: blur(40px); z-index: -1; }
@media (max-width: 900px) { .labs { grid-template-columns: minmax(0, 1fr); } }

/* --- Stats ---------------------------------------------------------------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); overflow: hidden; }
.stat { padding: 40px 32px; border-right: 1px solid var(--border); }
.stat:last-child { border-right: 0; }
.stat__value { font-family: var(--font-display); font-size: clamp(40px, 4.6vw, 64px); font-weight: 600; letter-spacing: -0.04em; line-height: 1; }
.stat__label { margin-top: 12px; color: var(--text-2); font-size: 15px; }
@media (max-width: 900px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--border); }
}

/* --- Rutas ---------------------------------------------------------------- */
.paths { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.path-card { display: flex; flex-direction: column; }
.path-card__media { position: relative; aspect-ratio: 16 / 11; overflow: hidden; }
.path-card__media::after { content: ""; position: absolute; inset: 0; z-index: 2; background: linear-gradient(transparent 40%, rgba(5,5,10,0.95)); }
.path-card__media img { transition: transform 1s var(--ease); }
.path-card:hover .path-card__media img { transform: scale(1.06); }
.path-card__over { position: absolute; left: 24px; right: 24px; bottom: 18px; z-index: 3; }
.path-card__over h3 { font-size: 26px; margin-top: 8px; }
.path-card__body { padding: 20px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.path-card__body p { color: var(--text-2); }
.path-card__steps { list-style: none; padding: 0; margin: 20px 0 24px; display: grid; gap: 10px; counter-reset: s; }
.path-card__steps li { counter-increment: s; display: flex; align-items: center; gap: 12px; font-size: 14px; }
.path-card__steps li::before { content: counter(s, decimal-leading-zero); font-family: var(--font-mono); font-size: 12px; color: var(--text-3); }
.path-card__foot { margin-top: auto; display: flex; justify-content: space-between; align-items: center; font-size: 14px; color: var(--text-2); }
@media (max-width: 980px) { .paths { grid-template-columns: minmax(0, 1fr); max-width: 560px; margin-inline: auto; } }

/* --- Instructores --------------------------------------------------------- */
.team { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.member__media { position: relative; aspect-ratio: 4 / 5; overflow: hidden; }
.member__media img { transition: transform 1s var(--ease), filter .6s; filter: grayscale(0.4); }
.member:hover .member__media img { transform: scale(1.05); filter: grayscale(0); }
.member__initials { position: absolute; inset: 0; display: grid; place-items: center; font-family: var(--font-display); font-size: 64px; font-weight: 700; color: rgba(255,255,255,0.85); z-index: 1; }
.has-img .member__initials { display: none; }
.member__body { padding: 20px 22px 24px; }
.member__body h3 { font-size: 21px; }
.member__role { color: var(--violet-2); font-size: 14px; margin-top: 4px; }
.member__stats { display: flex; gap: 16px; margin-top: 14px; font-size: 13px; color: var(--text-2); }
.member__stats span { display: inline-flex; align-items: center; gap: 6px; }
@media (max-width: 1100px) { .team { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .team { grid-template-columns: minmax(0, 1fr); } }

/* --- Testimonios ---------------------------------------------------------- */
.testis { display: grid; gap: 20px; overflow: hidden; mask-image: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.testis__row { display: flex; gap: 20px; width: max-content; }
.testi { width: 400px; padding: 28px; flex-shrink: 0; }
.testi__quote { color: var(--violet); width: 28px; height: 28px; }
.testi p { margin-top: 14px; font-size: 16px; line-height: 1.6; }
.testi__who { display: flex; align-items: center; gap: 12px; margin-top: 22px; }
.testi__avatar { width: 42px; height: 42px; border-radius: 50%; display: grid; place-items: center; font-weight: 700; font-size: 14px; background: var(--grad-strong); }
.testi__who strong { display: block; font-size: 15px; }
.testi__who small { color: var(--text-2); font-size: 13px; }
@media (max-width: 560px) { .testi { width: 300px; padding: 22px; } }

/* --- Blog cards ----------------------------------------------------------- */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-card__media { position: relative; aspect-ratio: 16 / 10; overflow: hidden; }
.post-card__media img { transition: transform 1s var(--ease); }
.post-card:hover .post-card__media img { transform: scale(1.05); }
.post-card__body { padding: 22px 24px 26px; }
.post-card__meta { display: flex; gap: 12px; align-items: center; font-size: 13px; color: var(--text-3); }
.post-card h3 { font-size: 22px; margin-top: 12px; line-height: 1.2; transition: color .3s; }
.post-card:hover h3 { color: var(--violet-2); }
.post-card p { color: var(--text-2); margin-top: 10px; font-size: 15px; }
@media (max-width: 980px) { .posts { grid-template-columns: minmax(0, 1fr); max-width: 560px; margin-inline: auto; } }

/* --- FAQ ------------------------------------------------------------------ */
.faq-wrap { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 64px; align-items: start; }
.faq { border-top: 1px solid var(--border); }
.faq__item { border-bottom: 1px solid var(--border); }
.faq__q { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 26px 0; text-align: left; font-family: var(--font-display); font-size: clamp(18px, 1.7vw, 21px); font-weight: 500; letter-spacing: -0.01em; }
.faq__icon { width: 34px; height: 34px; border-radius: 50%; border: 1px solid var(--border-2); display: grid; place-items: center; flex-shrink: 0; transform: rotate(45deg); transition: transform .5s var(--ease), background .3s; }
.faq__item.is-open .faq__icon { transform: rotate(0deg); background: var(--violet); border-color: var(--violet); }
.faq__a { height: 0; overflow: hidden; }
.faq__a p { padding: 0 60px 26px 0; color: var(--text-2); }
@media (max-width: 900px) { .faq-wrap { grid-template-columns: minmax(0, 1fr); gap: 32px; } }

/* --- CTA final ------------------------------------------------------------ */
.cta {
  position: relative; overflow: hidden;
  padding: clamp(56px, 9vw, 120px) clamp(24px, 6vw, 80px);
  border-radius: 32px;
  border: 1px solid var(--border-2);
  background: radial-gradient(ellipse at 50% 120%, rgba(255,106,43,0.55), transparent 60%), radial-gradient(ellipse at 100% 0%, rgba(255,45,120,0.25), transparent 50%), var(--bg-2);
  text-align: center;
}
.cta h2 { font-size: clamp(40px, 6.4vw, 88px); letter-spacing: -0.045em; }
.cta p { margin: 22px auto 0; max-width: 560px; color: var(--text-2); font-size: clamp(16px, 1.5vw, 19px); }
.cta__btns { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.cta > * { position: relative; z-index: 1; }

/* --- Footer --------------------------------------------------------------- */
.footer { position: relative; padding: 100px 0 40px; border-top: 1px solid var(--border); margin-top: 60px; overflow: hidden; }
.footer__top { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: 48px; }
.footer__brand p { color: var(--text-2); margin-top: 18px; max-width: 340px; }
.footer h4 { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-3); font-weight: 500; margin-bottom: 18px; }
.footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.footer ul a { color: var(--text-2); transition: color .3s; }
.footer ul a:hover { color: var(--text); }
.newsletter { display: flex; gap: 8px; margin-top: 24px; padding: 6px; border: 1px solid var(--border-2); border-radius: 999px; background: var(--surface); max-width: 400px; }
.newsletter input { flex: 1; min-width: 0; background: none; border: 0; outline: 0; padding: 0 14px; }
.newsletter input::placeholder { color: var(--text-3); }
.socials { display: flex; gap: 10px; margin-top: 24px; }
.socials a { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--border-2); display: grid; place-items: center; color: var(--text-2); transition: all .3s; }
.socials a:hover { color: #fff; border-color: var(--violet); background: rgba(255,106,43,0.15); }
.footer__giant { display: flex; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: clamp(90px, 21vw, 320px); letter-spacing: -0.05em; line-height: 0.82; margin-top: 80px; user-select: none; cursor: default; }
.footer__giant .wm-char { display: inline-block; background: linear-gradient(180deg, rgba(255,255,255,0.22), rgba(255,255,255,0.02) 85%); -webkit-background-clip: text; background-clip: text; color: transparent; transition: filter .4s; will-change: transform; }
.footer__giant .wm-char.is-lit { background-image: linear-gradient(180deg, #ffd1a8, #ff6a2b 45%, rgba(255,45,120,0.35)); filter: drop-shadow(0 0 30px rgba(255,106,43,0.45)); }
.footer__bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding-top: 28px; margin-top: 20px; border-top: 1px solid var(--border); font-size: 14px; color: var(--text-3); }
.footer__bottom nav { display: flex; gap: 20px; flex-wrap: wrap; }
@media (max-width: 900px) { .footer__top { grid-template-columns: 1fr 1fr; } .footer__brand { grid-column: 1 / -1; } }

/* --- Cabecera de páginas internas ---------------------------------------- */
.page-hero { position: relative; padding: calc(var(--nav-h) + 80px) 0 60px; }
.page-hero h1 { font-size: clamp(38px, 5.4vw, 76px); letter-spacing: -0.045em; margin-top: 20px; max-width: 980px; }
.page-hero p { font-size: clamp(17px, 1.5vw, 20px); color: var(--text-2); margin-top: 24px; max-width: 640px; }
.page-hero--center { text-align: center; }
.page-hero--center h1, .page-hero--center p { margin-inline: auto; }
.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 14px; color: var(--text-2); }
.breadcrumb a:hover { color: var(--text); }

/* --- Catálogo ------------------------------------------------------------- */
.toolbar { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 40px; padding: 10px; border: 1px solid var(--border); border-radius: 999px; background: rgba(10,10,20,0.6); backdrop-filter: blur(16px); position: sticky; top: calc(var(--nav-h) + 12px); z-index: 20; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { padding: 9px 18px; border-radius: 999px; font-size: 14px; font-weight: 500; color: var(--text-2); transition: all .3s; border: 1px solid transparent; }
.chip:hover { color: var(--text); background: var(--surface); }
.chip.is-active { background: #fff; color: #0a0a14; }
.chip small { opacity: 0.6; margin-left: 4px; }
.toolbar__right { display: flex; gap: 8px; align-items: center; }
.search { display: flex; align-items: center; gap: 8px; height: 42px; padding: 0 16px; border-radius: 999px; background: var(--surface); border: 1px solid var(--border); color: var(--text-3); }
.search input { background: none; border: 0; outline: 0; width: 180px; color: var(--text); }
.select { height: 42px; padding: 0 36px 0 16px; border-radius: 999px; background: var(--surface) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='none' stroke='%23a5a5c0' stroke-width='2'%3E%3Cpath d='m2 4 4 4 4-4'/%3E%3C/svg%3E") no-repeat right 14px center; border: 1px solid var(--border); appearance: none; outline: 0; }
.select option { background: var(--bg-2); }
.course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.empty { display: none; text-align: center; padding: 80px 0; color: var(--text-2); }
.empty.is-visible { display: block; }
@media (max-width: 1100px) { .course-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 860px) { .toolbar { border-radius: var(--radius-lg); position: static; } .toolbar__right { width: 100%; } .search { flex: 1; } .search input { width: 100%; } }
@media (max-width: 640px) { .course-grid { grid-template-columns: minmax(0, 1fr); } }

/* --- Detalle de curso ----------------------------------------------------- */
.cd-hero { padding: calc(var(--nav-h) + 50px) 0 60px; position: relative; }
.cd-hero__bg { position: absolute; inset: 0 0 auto; height: 1150px; z-index: -1; overflow: hidden;
  /* se funde con transparencia (sin borde) y cubre la tarjeta de compra entera */
  -webkit-mask-image: linear-gradient(180deg, #000 55%, transparent 100%); mask-image: linear-gradient(180deg, #000 55%, transparent 100%); }
.cd-hero__bg img, .cd-hero__bg .art { width: 100%; height: 100%; object-fit: cover; opacity: 0.35; filter: blur(2px); }
.cd-hero__bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,5,10,0.35), rgba(5,5,10,0.75) 70%, rgba(5,5,10,0.9)); }
.cd-layout { display: grid; grid-template-columns: minmax(0, 1fr) 380px; gap: 56px; align-items: start; }
.cd-hero h1 { font-size: clamp(40px, 5.4vw, 72px); letter-spacing: -0.04em; margin-top: 22px; }
.cd-hero__sub { font-size: clamp(17px, 1.5vw, 20px); color: #ececf6; margin-top: 20px; max-width: 680px; }
.cd-meta { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 30px; font-size: 15px; color: #e6e6f2; }
.cd-meta .icon { color: var(--violet-2); }
.cd-meta span { display: inline-flex; align-items: center; gap: 8px; }
.cd-author { display: flex; align-items: center; gap: 12px; margin-top: 28px; }
.cd-author__img { position: relative; width: 46px; height: 46px; border-radius: 50%; overflow: hidden; }
.cd-author__img .member__initials { font-size: 16px; }
.cd-author small { color: var(--text-3); display: block; font-size: 13px; }

.buy { position: sticky; top: calc(var(--nav-h) + 24px); padding: 8px; background: rgba(14,14,26,0.94); backdrop-filter: blur(20px); box-shadow: 0 40px 80px -30px rgba(0,0,0,0.9); }
.buy__media { position: relative; aspect-ratio: 16 / 8; border-radius: 16px; overflow: hidden; }
.buy__play { position: absolute; inset: 0; z-index: 2; display: grid; place-items: center; }
.buy__play span { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,0.15); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.3); transition: transform .4s var(--ease); }
.buy__play:hover span { transform: scale(1.1); }
.buy__body { padding: 22px 18px 18px; }
.buy__price { display: flex; align-items: baseline; gap: 12px; }
.buy__price strong { font-family: var(--font-display); font-size: 44px; letter-spacing: -0.04em; }
.buy__price s { color: var(--text-3); }
.buy__off { color: var(--green); font-weight: 600; font-size: 14px; }
.buy__timer { margin-top: 6px; font-size: 13px; color: var(--amber); display: flex; align-items: center; gap: 6px; }
.buy__btns { display: grid; gap: 10px; margin-top: 20px; }
.buy__guarantee { text-align: center; color: var(--text-3); font-size: 13px; margin-top: 12px; }
.buy__includes { list-style: none; padding: 18px 0 0; margin: 18px 0 0; border-top: 1px solid var(--border); display: grid; gap: 10px; font-size: 14px; color: var(--text-2); }
.buy__includes li { display: flex; gap: 10px; align-items: center; }
.buy__includes .icon { color: var(--violet-2); }

.cd-content { display: grid; grid-template-columns: minmax(0, 1fr); gap: 72px; padding: 40px 0 0; }
.cd-block h2 { font-size: clamp(28px, 3vw, 38px); margin-bottom: 26px; }
.outcomes { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 28px; padding: 32px; }
.outcomes li { display: flex; gap: 12px; color: var(--text-2); }
.outcomes li .icon { color: var(--green); margin-top: 4px; }
.outcomes ul { list-style: none; margin: 0; padding: 0; display: contents; }
.skills { display: flex; flex-wrap: wrap; gap: 10px; }
.syllabus__head { display: flex; justify-content: space-between; color: var(--text-2); font-size: 14px; margin-bottom: 16px; }
.module { border: 1px solid var(--border); border-radius: var(--radius); background: #0d0d16; margin-bottom: 10px; overflow: hidden; transition: border-color .3s; }
.module.is-open { border-color: rgba(255,106,43,0.4); }
.module__q { width: 100%; display: flex; align-items: center; gap: 16px; padding: 20px 22px; text-align: left; }
.module__n { font-family: var(--font-mono); font-size: 13px; color: var(--violet-2); }
.module__t { flex: 1; font-weight: 600; font-size: 17px; }
.module__m { font-size: 13px; color: var(--text-3); white-space: nowrap; }
.module__q .icon { transition: transform .4s var(--ease); color: var(--text-3); }
.module.is-open .module__q .icon { transform: rotate(180deg); }
.module__a { height: 0; overflow: hidden; }
.module__a ul { list-style: none; margin: 0; padding: 0 22px 18px 52px; display: grid; gap: 10px; font-size: 15px; color: #c4c4da; }
.module__a li { display: flex; align-items: center; gap: 10px; }
.module__a li > span:not(.badge) { margin-left: auto; color: var(--text-3); font-size: 13px; }
.instructor-box { display: grid; grid-template-columns: 200px 1fr; gap: 28px; padding: 24px; }
.instructor-box__img { position: relative; aspect-ratio: 4 / 5; border-radius: 16px; overflow: hidden; }
.instructor-box p { color: var(--text-2); margin-top: 14px; }
.reviews { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.reviews .testi { width: auto; }
.mobile-buy { display: none; }
@media (max-width: 1060px) {
  .cd-layout { grid-template-columns: minmax(0, 1fr); }
  .buy { position: relative; top: 0; max-width: 520px; }
  .cd-hero__bg { height: min(100vh, 900px); }
  .reviews { grid-template-columns: minmax(0, 1fr); }
  .mobile-buy { display: flex; position: fixed; left: 12px; right: 12px; bottom: 12px; z-index: 80; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 10px 10px 20px; border-radius: 999px; background: rgba(14,14,26,0.9); backdrop-filter: blur(16px); border: 1px solid var(--border-2); transform: translateY(150%); transition: transform .5s var(--ease); }
  .mobile-buy.is-visible { transform: none; }
  .mobile-buy strong { font-family: var(--font-display); font-size: 22px; }
}
@media (max-width: 640px) { .outcomes { grid-template-columns: minmax(0, 1fr); padding: 24px; } .instructor-box { grid-template-columns: minmax(0, 1fr); } .instructor-box__img { max-width: 220px; } }

/* --- Página de rutas ------------------------------------------------------ */
.route { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; padding: 80px 0; border-top: 1px solid var(--border); }
.route:nth-child(even) .route__media { order: 2; }
.route__media { position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
.route h2 { font-size: clamp(34px, 4vw, 54px); margin-top: 16px; }
.route > div > p { color: var(--text-2); margin-top: 16px; font-size: 18px; }
.route__facts { display: flex; flex-wrap: wrap; gap: 28px; margin: 28px 0; }
.route__facts strong { display: block; font-family: var(--font-display); font-size: 26px; }
.route__facts small { color: var(--text-3); font-size: 13px; }
.timeline { list-style: none; padding: 0; margin: 0 0 32px; display: grid; gap: 0; }
.timeline li { position: relative; display: flex; align-items: center; gap: 16px; padding: 14px 0 14px 34px; border-bottom: 1px dashed var(--border); }
.timeline li::before { content: ""; position: absolute; left: 6px; top: 50%; width: 10px; height: 10px; margin-top: -5px; border-radius: 50%; background: var(--violet); box-shadow: 0 0 12px var(--violet); }
.timeline li a { font-weight: 600; flex: 1; transition: color .3s; }
.timeline li a:hover { color: var(--violet-2); }
.timeline li small { color: var(--text-3); }
@media (max-width: 900px) { .route { grid-template-columns: minmax(0, 1fr); gap: 32px; padding: 56px 0; } .route:nth-child(even) .route__media { order: 0; } }

/* --- Precios -------------------------------------------------------------- */
.billing { display: inline-flex; padding: 5px; border-radius: 999px; border: 1px solid var(--border-2); background: var(--surface); margin-top: 36px; position: relative; }
.billing button { position: relative; z-index: 1; padding: 10px 22px; border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--text-2); transition: color .3s; }
.billing button.is-active { color: #0a0a14; }
.billing__pill { position: absolute; top: 5px; bottom: 5px; left: 5px; border-radius: 999px; background: #fff; transition: all .5s var(--ease); }
.billing small { color: var(--green); margin-left: 6px; }
.billing button.is-active small { color: #059669; }
.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; align-items: stretch; }
.plan { padding: 36px 32px; display: flex; flex-direction: column; }
.plan--hl { border-color: rgba(255,106,43,0.6); background: linear-gradient(180deg, rgba(255,106,43,0.14), rgba(255,255,255,0.02)); box-shadow: 0 30px 80px -30px rgba(255,106,43,0.6); }
.plan--hl::after { content: ""; position: absolute; top: 0; left: 15%; right: 15%; height: 1px; background: linear-gradient(90deg, transparent, var(--violet-2), transparent); }
.plan h3 { font-size: 22px; display: flex; justify-content: space-between; align-items: center; }
.plan__desc { color: var(--text-2); margin-top: 10px; font-size: 15px; }
.plan__price { margin-top: 28px; display: flex; align-items: baseline; gap: 6px; }
.plan__price strong { font-family: var(--font-display); font-size: 52px; letter-spacing: -0.04em; line-height: 1; }
.plan__price span { color: var(--text-3); }
.plan ul { list-style: none; padding: 0; margin: 28px 0 32px; display: grid; gap: 12px; font-size: 15px; }
.plan li { display: flex; gap: 10px; align-items: flex-start; color: var(--text-2); }
.plan li .icon { color: var(--violet-2); margin-top: 3px; }
.plan .btn { margin-top: auto; }
.compare { width: 100%; border-collapse: collapse; font-size: 15px; }
.compare th, .compare td { padding: 18px 16px; text-align: left; border-bottom: 1px solid var(--border); }
.compare th { font-family: var(--font-display); font-weight: 600; }
.compare td:not(:first-child), .compare th:not(:first-child) { text-align: center; }
.compare td { color: var(--text-2); }
.compare .icon { color: var(--green); }
.compare__wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); padding: 8px 16px; }
@media (max-width: 980px) { .plans { grid-template-columns: minmax(0, 1fr); max-width: 520px; margin-inline: auto; } }

/* --- Blog ----------------------------------------------------------------- */
.post-feature { display: grid; grid-template-columns: 1.2fr 1fr; }
.post-feature__media { position: relative; min-height: 380px; overflow: hidden; }
.post-feature__body { padding: clamp(28px, 4vw, 56px); display: flex; flex-direction: column; justify-content: center; }
.post-feature h2 { font-size: clamp(30px, 3.4vw, 46px); margin-top: 16px; }
.post-feature p { color: var(--text-2); margin-top: 16px; font-size: 17px; }
@media (max-width: 900px) { .post-feature { grid-template-columns: minmax(0, 1fr); } .post-feature__media { min-height: 0; aspect-ratio: 16/10; } }

.article { max-width: 760px; margin: 0 auto; }
.article__cover { position: relative; aspect-ratio: 21 / 9; border-radius: var(--radius-lg); overflow: hidden; margin: 40px auto 56px; max-width: 1080px; border: 1px solid var(--border); }
.prose { font-size: 18px; line-height: 1.8; color: #d4d4e6; }
.prose > * + * { margin-top: 1.3em; }
.prose h2 { font-size: 32px; margin-top: 2em; color: var(--text); }
.prose h3 { font-size: 24px; margin-top: 1.6em; color: var(--text); }
.prose a { color: var(--violet-2); text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote { margin: 2em 0; padding: 4px 0 4px 24px; border-left: 3px solid var(--violet); font-family: var(--font-display); font-size: 24px; line-height: 1.4; color: var(--text); }
.prose pre { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; overflow-x: auto; font-family: var(--font-mono); font-size: 14px; line-height: 1.7; }
.prose code { font-family: var(--font-mono); font-size: 0.88em; background: var(--surface-2); padding: 2px 6px; border-radius: 6px; }
.prose pre code { background: none; padding: 0; }
.prose ul { padding-left: 1.2em; }
.prose li + li { margin-top: 0.5em; }
.read-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 200; background: var(--grad); transform-origin: left; transform: scaleX(0); }
.author-box { display: flex; gap: 20px; align-items: center; padding: 24px; margin-top: 64px; }
.author-box__img { position: relative; width: 80px; height: 80px; border-radius: 50%; overflow: hidden; flex-shrink: 0; }
.author-box p { color: var(--text-2); font-size: 15px; margin-top: 6px; }

/* --- Nosotros ------------------------------------------------------------- */
.manifesto { font-family: var(--font-display); font-size: clamp(28px, 4vw, 56px); line-height: 1.2; letter-spacing: -0.03em; font-weight: 500; max-width: 1100px; }
.manifesto .word { opacity: 0.15; }
.values { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.value { padding: 32px 28px; }
.value .cat__icon { margin-bottom: 40px; width: 52px; height: 52px; border-radius: 14px; background: rgba(255,106,43,0.14); color: var(--violet-2); }
.value h3 { font-size: 22px; }
.value p { color: var(--text-2); margin-top: 10px; font-size: 15px; }
.about-img { position: relative; aspect-ratio: 21 / 9; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
@media (max-width: 1000px) { .values { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .values { grid-template-columns: minmax(0, 1fr); } }

/* --- Formularios ---------------------------------------------------------- */
.form { display: grid; gap: 18px; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field label { display: block; font-size: 14px; font-weight: 500; margin-bottom: 8px; color: var(--text-2); }
.field input, .field textarea, .field select { width: 100%; padding: 14px 16px; border-radius: 12px; background: rgba(255,255,255,0.04); border: 1px solid var(--border-2); outline: 0; transition: border-color .3s, box-shadow .3s; }
.field textarea { min-height: 150px; resize: vertical; }
.field select option { background: var(--bg-2); }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--violet); box-shadow: 0 0 0 4px rgba(255,106,43,0.18); }
.field input::placeholder, .field textarea::placeholder { color: var(--text-3); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--text-2); }
.check input { margin-top: 4px; accent-color: var(--violet); }
.form-note { font-size: 14px; color: var(--green); display: none; }
.form-note.is-visible { display: block; }
.contact { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; }
.contact__info { display: grid; gap: 16px; align-content: start; }
.contact__item { display: flex; gap: 16px; padding: 22px; }
.contact__item .cat__icon { width: 48px; height: 48px; margin: 0; border-radius: 14px; background: rgba(255,106,43,0.14); color: var(--violet-2); }
.contact__item .cat__icon .icon { width: 22px; height: 22px; }
.contact__item small { color: var(--text-3); display: block; font-size: 13px; }
.contact__item strong { font-size: 17px; }
.contact__form { padding: clamp(24px, 4vw, 44px); }
@media (max-width: 900px) { .contact { grid-template-columns: minmax(0, 1fr); } .form__row { grid-template-columns: minmax(0, 1fr); } }

/* --- Auth ----------------------------------------------------------------- */
.auth { min-height: 100svh; display: grid; grid-template-columns: 1fr 1fr; }
.auth__side { position: relative; overflow: hidden; display: flex; flex-direction: column; justify-content: space-between; padding: 40px; border-right: 1px solid var(--border); background: radial-gradient(ellipse at 20% 100%, rgba(255,106,43,0.45), transparent 60%), radial-gradient(ellipse at 100% 0%, rgba(255,45,120,0.22), transparent 50%), var(--bg-2); }
.auth__side h2 { font-size: clamp(34px, 3.6vw, 52px); letter-spacing: -0.04em; max-width: 480px; }
.auth__side .terminal { max-width: 460px; margin-top: 32px; }
.auth__main { display: grid; place-items: center; padding: 100px var(--gutter) 40px; }
.auth__box { width: 100%; max-width: 420px; }
.auth__box h1 { font-size: 40px; letter-spacing: -0.03em; }
.auth__box > p { color: var(--text-2); margin-top: 10px; }
.auth__oauth { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 28px 0 22px; }
.divider { display: flex; align-items: center; gap: 14px; color: var(--text-3); font-size: 13px; margin-bottom: 22px; }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }
.auth__switch { text-align: center; margin-top: 24px; color: var(--text-2); font-size: 15px; }
.auth__switch a { color: var(--violet-2); font-weight: 600; }
@media (max-width: 900px) { .auth { grid-template-columns: minmax(0, 1fr); } .auth__side { display: none; } }

/* --- 404 ------------------------------------------------------------------ */
.nf { min-height: 100svh; display: grid; place-items: center; text-align: center; padding: 120px var(--gutter) 60px; }
.nf__code { font-family: var(--font-display); font-size: clamp(120px, 26vw, 300px); font-weight: 700; letter-spacing: -0.06em; line-height: 0.9; position: relative; }
.glitch { position: relative; display: inline-block; }
.glitch::before, .glitch::after { content: attr(data-text); position: absolute; inset: 0; }
.glitch::before { color: var(--cyan); animation: glitch 2.5s infinite linear alternate-reverse; clip-path: inset(0 0 60% 0); transform: translate(-3px, 0); opacity: .8; }
.glitch::after { color: var(--pink); animation: glitch 3s infinite linear alternate; clip-path: inset(55% 0 0 0); transform: translate(3px, 0); opacity: .8; }
@keyframes glitch { 0%, 88% { transform: translate(0); } 90% { transform: translate(-6px, 2px); } 93% { transform: translate(5px, -2px); } 96% { transform: translate(-3px, 1px); } 100% { transform: translate(0); } }

/* --- Utilidades de animación --------------------------------------------- */
.js [data-reveal] { opacity: 0; }
.js [data-split] { opacity: 0; }
.split-line { overflow: hidden; padding-bottom: 0.08em; margin-bottom: -0.08em; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  .js [data-reveal], .js [data-split] { opacity: 1; }
}
.hero__title .line__inner { display: block; }

/* --- Estados de curso y temario ------------------------------------------ */
.course-card__soon { font-size: 14px; color: var(--text-2); }
.course-card.is-soon .course-card__media img { filter: saturate(0.6) brightness(0.8); }
.module__summary { display: block; font-size: 13px; color: var(--text-3); font-weight: 400; margin-top: 2px; }
.module__a li .badge { margin-left: 8px; padding: 2px 8px; font-size: 11px; }
.lesson-type { color: var(--text-3); font-size: 12px; font-family: var(--font-mono); }
.soon-box { padding: 28px; text-align: left; }
.soon-box p { color: var(--text-2); margin-top: 10px; }
.waitlist { display: flex; gap: 8px; margin-top: 20px; padding: 6px; border: 1px solid var(--border-2); border-radius: 999px; background: var(--surface); }
.waitlist input { flex: 1; min-width: 0; background: none; border: 0; outline: 0; padding: 0 14px; }
.waitlist input::placeholder { color: var(--text-3); }
.launch { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); gap: 56px; align-items: center; padding: clamp(28px, 5vw, 56px); }
.launch__list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.launch__list li { display: flex; gap: 12px; color: var(--text-2); }
.launch__list .icon { color: var(--green); margin-top: 4px; }
.launch__media { position: relative; aspect-ratio: 16 / 11; border-radius: 18px; overflow: hidden; }
.launch__progress { margin-top: 28px; }
.launch__progress .progress { width: 100%; height: 8px; }
.launch__progress small { display: flex; justify-content: space-between; color: var(--text-3); margin-top: 8px; font-size: 13px; }
.cert { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; }
.cert-card { position: relative; aspect-ratio: 1.414 / 1; padding: clamp(20px, 3vw, 36px); border-radius: 18px; border: 1px solid rgba(255,179,71,0.35); background: radial-gradient(ellipse at 0% 0%, rgba(255,106,43,0.3), transparent 55%), radial-gradient(ellipse at 100% 100%, rgba(255,45,120,0.2), transparent 55%), #0b0b18; display: flex; flex-direction: column; justify-content: space-between; box-shadow: 0 40px 80px -30px rgba(255,106,43,0.5); }
.cert-card__name { font-family: var(--font-display); font-size: clamp(22px, 2.6vw, 34px); font-weight: 600; }
.cert-card small { color: var(--text-3); font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }
.cert-card__foot { display: flex; justify-content: space-between; align-items: flex-end; gap: 16px; }
.cert-card__qr { width: 64px; height: 64px; border-radius: 8px; background: repeating-conic-gradient(#fff 0 25%, #0b0b18 0 50%) 0 0 / 12px 12px; opacity: 0.85; }
.verify-result { margin-top: 18px; padding: 16px 18px; border-radius: 12px; border: 1px solid var(--border-2); background: var(--surface); font-size: 15px; color: var(--text-2); }
@media (max-width: 900px) { .launch, .cert { grid-template-columns: minmax(0, 1fr); } }

/* ==========================================================================
   Hero con imágenes de fondo y lente "rayos X"
   ========================================================================== */
.hero2 { --lx: 70%; --ly: 45%; --lr: 0px; position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: center; overflow: hidden; isolation: isolate; padding: calc(var(--nav-h) + 40px) 0 150px; }
.hero2__media { position: absolute; inset: -4%; z-index: -3; will-change: transform; }
.hero2__slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; }
.hero2__slide.is-active { opacity: 1; visibility: visible; }
.hero2__kb { position: absolute; inset: 0; will-change: transform; transform-origin: 65% 50%; }
.hero2__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: 70% 50%; }
/* Lente: ventana redonda que solo se desplaza (transform), con la imagen "rayos X" precalculada dentro */
.hero2__win { position: absolute; left: 0; top: 0; width: 0; height: 0; border-radius: 50%; overflow: hidden; will-change: transform; pointer-events: none; }
.hero2__xray { position: absolute; left: 0; top: 0; max-width: none; object-fit: cover; object-position: 70% 50%; will-change: transform; }
.hero2__shade { position: absolute; inset: 0; z-index: -2; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(5,5,10,0.94) 0%, rgba(5,5,10,0.78) 34%, rgba(5,5,10,0.15) 62%, rgba(5,5,10,0.25) 100%),
    linear-gradient(180deg, rgba(5,5,10,0.55) 0%, transparent 22%, transparent 62%, var(--bg) 100%); }
.hero2__ring { position: absolute; left: 0; top: 0; z-index: -1; width: 0; height: 0; border-radius: 50%; pointer-events: none; will-change: transform; border: 1px solid rgba(255,179,207,0.6); box-shadow: 0 0 0 1px rgba(255,106,43,0.25), 0 0 40px rgba(255,45,120,0.25); opacity: 0; }
.hero2__ring::before, .hero2__ring::after { content: ""; position: absolute; background: rgba(255,179,207,0.75); }
.hero2__ring::before { left: 50%; top: -8px; width: 1px; height: 14px; }
.hero2__ring::after { top: 50%; right: -8px; width: 14px; height: 1px; }
.hero2__inner { position: relative; }
.hero2__copy { max-width: 720px; }
.hero2 .hero__title { font-size: clamp(48px, 7.6vw, 112px); }
.hero2 .hero__lead { color: #c3c3da; }
.grad-text--violet { background-image: linear-gradient(100deg, #ffd1a8, #ff6a2b 45%, #ffb347 70%, #ffe7d6); }
.grad-text--cyan { background-image: linear-gradient(100deg, #ffb3cf, #ff2d78 45%, #ff6f9e 70%, #ffe4ee); }
.grad-text--pink { background-image: linear-gradient(100deg, #ddd5ff, #a78bff 40%, #ffb347 75%, #efeaff); }

.hero2__bar { position: absolute; left: 0; right: 0; bottom: 0; border-top: 1px solid rgba(255,255,255,0.08); background: linear-gradient(180deg, rgba(5,5,10,0.35), rgba(5,5,10,0.85)); }
.hero2__tabs { display: grid; grid-template-columns: repeat(3, 1fr); }
.hero2__tab { position: relative; display: flex; align-items: center; gap: 14px; padding: 26px 20px 26px 0; text-align: left; color: var(--text-3); transition: color .4s; }
.hero2__tab:hover, .hero2__tab.is-active { color: var(--text); }
.hero2__tab-n { font-family: var(--font-mono); font-size: 12px; }
.hero2__tab-t { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 15px; }
.hero2__tab-line { position: absolute; left: 0; right: 20px; top: -1px; height: 2px; background: transparent; overflow: hidden; }
.hero2__tab-line span { display: block; height: 100%; width: 100%; background: var(--grad); transform-origin: left; transform: scaleX(0); }
.hero2__hint { position: absolute; right: var(--gutter); top: calc(var(--nav-h) + 24px); display: inline-flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 12px; color: rgba(255,255,255,0.85); letter-spacing: 0.04em; }
@media (hover: none), (pointer: coarse) { .hero2__hint { display: none; } }
@media (max-width: 760px) {
  .hero2 { padding-bottom: 120px; justify-content: flex-end; }
  .hero2__img, .hero2__xray { object-position: 72% 50%; }
  .hero2__kb { transform-origin: 72% 50%; }
  .hero2__shade { background: linear-gradient(180deg, rgba(5,5,10,0.35) 0%, rgba(5,5,10,0.55) 35%, rgba(5,5,10,0.92) 70%, var(--bg) 100%); }
  .hero2__tab { padding: 18px 8px 18px 0; flex-direction: column; align-items: flex-start; gap: 4px; }
  .hero2__tab-t { font-size: 13px; }
  .hero2__tab-t .icon { display: none; }
}

/* ==========================================================================
   Áreas de formación: paneles con imagen que se expanden
   ========================================================================== */
.areas { display: flex; gap: 14px; height: clamp(460px, 62vh, 620px); }
.area { position: relative; flex: 1; min-width: 0; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); transition: flex .8s var(--ease), border-color .4s; isolation: isolate; }
.area.is-active { flex: 2.6; border-color: var(--border-2); }
.area__media { position: absolute; inset: 0; z-index: -2; }
.area__media img { transform: scale(1.08); transition: transform 1.4s var(--ease), filter .8s; filter: saturate(0.7) brightness(0.75); }
.area.is-active .area__media img { transform: scale(1); filter: saturate(1) brightness(0.95); }
.area__shade { position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(5,5,10,0.1) 30%, rgba(5,5,10,0.92) 100%); }
.area--violet.is-active { box-shadow: 0 30px 80px -40px rgba(255,106,43,0.8); }
.area--cyan.is-active { box-shadow: 0 30px 80px -40px rgba(255,45,120,0.7); }
.area--pink.is-active { box-shadow: 0 30px 80px -40px rgba(167,139,255,0.7); }
.area__num { position: absolute; top: 22px; left: 24px; font-family: var(--font-mono); font-size: 13px; color: rgba(255,255,255,0.7); }
.area__body { position: absolute; left: 0; right: 0; bottom: 0; padding: 28px; }
.area__icon { width: 48px; height: 48px; border-radius: 14px; display: grid; place-items: center; background: rgba(255,255,255,0.1); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.18); margin-bottom: 18px; }
.area__icon .icon { width: 22px; height: 22px; }
.area--violet .area__icon { color: var(--violet-2); }
.area--cyan .area__icon { color: var(--cyan); }
.area--pink .area__icon { color: var(--pink); }
.area h3 { font-size: clamp(24px, 2.4vw, 34px); white-space: nowrap; }
.area:not(.is-active) h3 { font-size: 22px; white-space: normal; }
.area__more { display: grid; grid-template-rows: 0fr; opacity: 0; transition: grid-template-rows .7s var(--ease), opacity .5s; }
.area__more > * { overflow: hidden; }
.area.is-active .area__more { grid-template-rows: 1fr; opacity: 1; transition-delay: .15s; }
.area__more p { color: #c8c8de; max-width: 460px; margin-top: 12px; }
.area__meta { display: flex !important; align-items: center; justify-content: space-between; margin-top: 20px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.15); font-size: 14px; color: var(--text-2); max-width: 460px; }
.area:hover .cat__arrow { background: #fff; color: #000; transform: rotate(-45deg); }
@media (max-width: 900px) {
  .areas { flex-direction: column; height: auto; }
  .area, .area.is-active { flex: none; height: 380px; }
  .area__more { grid-template-rows: 1fr; opacity: 1; }
  .area .area__media img { transform: scale(1); filter: saturate(1) brightness(0.9); }
  .area:not(.is-active) h3 { font-size: clamp(24px, 2.4vw, 34px); }
}
/* Dentro del hero no hay backdrop-filter: el fondo se anima y obligaría a recalcular el desenfoque cada fotograma */
.hero2 .pill, .hero2 .btn--ghost { backdrop-filter: none; background: rgba(10,10,20,0.6); }

/* ==========================================================================
   Página de lección
   ========================================================================== */
.module__lesson { display: inline-flex; align-items: center; gap: 10px; transition: color .3s; } .module__lesson:hover { color: var(--violet-2); }
/* H1 real de la portada (palabras clave), encima del titular visual */
.hero2__h1 { margin-top: 26px; max-width: 560px; font-family: var(--font-mono); font-size: clamp(13px, 1.1vw, 15px); font-weight: 500; line-height: 1.5; letter-spacing: 0.04em; text-transform: uppercase; color: var(--violet-2); }
.hero2 .hero__title { margin-top: 14px; }

@media (max-width: 640px) {
  .module__q { flex-wrap: wrap; row-gap: 6px; }
  .module__t { flex-basis: calc(100% - 70px); }
  .module__m { order: 3; flex-basis: 100%; padding-left: 34px; }
  .module__a ul { padding-left: 22px; }
  .module__a li { flex-wrap: wrap; }
  .compare th, .compare td { padding: 14px 10px; font-size: 14px; }
}
.cd-h1 { font-size: clamp(38px, 5vw, 68px); letter-spacing: -0.04em; margin-top: 22px; }
.cd-h1__sub { display: block; margin-top: 12px; font-size: 0.42em; letter-spacing: -0.015em; font-weight: 500; background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }

/* ==========================================================================
   Formatos de sección (cada uno se usa en un único sitio de la web)
   ========================================================================== */

/* Proceso horizontal con línea — /laboratorios "Cómo funcionan" */
.process { position: relative; list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 32px; counter-reset: p; }
.process__line { position: absolute; left: 24px; right: 24px; top: 24px; height: 1px; background: var(--border-2); }
.process__line span { position: absolute; inset: 0; background: linear-gradient(90deg, var(--violet), var(--cyan)); transform-origin: left; transform: scaleX(0); }
.process__step { position: relative; padding-top: 0; }
.process__num { position: relative; z-index: 1; width: 48px; height: 48px; border-radius: 50%; display: grid; place-items: center; background: var(--bg); border: 1px solid var(--border-2); font-family: var(--font-mono); font-size: 14px; color: var(--violet-2); box-shadow: 0 0 0 8px var(--bg); }
.process__icon { display: block; margin-top: 28px; color: var(--cyan); }
.process__icon .icon { width: 26px; height: 26px; }
.process__step h3 { font-size: 22px; margin-top: 12px; }
.process__step p { color: var(--text-2); margin-top: 10px; font-size: 15px; max-width: 280px; }
@media (max-width: 900px) {
  .process { grid-template-columns: minmax(0, 1fr); gap: 36px; padding-left: 72px; }
  .process__line { left: 24px; right: auto; top: 24px; bottom: 24px; width: 1px; height: auto; }
  .process__line span { transform-origin: top; transform: scaleY(0); }
  .process__num { position: absolute; left: -72px; top: 0; }
  .process__icon { margin-top: 0; }
}

/* Filas alternas con ilustración — /laboratorios "Tipos de laboratorio" */
.lab-types { display: grid; gap: clamp(56px, 8vw, 110px); }
.lab-type { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(32px, 6vw, 88px); align-items: center; }
.lab-type:nth-child(even) .lab-type__media { order: -1; }
.lab-type__media { position: relative; aspect-ratio: 4 / 3; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
.lab-type__media img { transition: transform 1.2s var(--ease); }
.lab-type:hover .lab-type__media img { transform: scale(1.04); }
.lab-type__idx { font-family: var(--font-display); font-size: clamp(64px, 8vw, 110px); font-weight: 700; line-height: 0.8; letter-spacing: -0.05em; background: linear-gradient(180deg, rgba(255,179,71,0.5), rgba(255,179,71,0)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lab-type__tag { display: inline-flex; align-items: center; gap: 8px; margin-top: 18px; font-family: var(--font-mono); font-size: 13px; letter-spacing: 0.06em; text-transform: uppercase; }
.lab-type h3 { font-size: clamp(28px, 3vw, 40px); margin-top: 10px; }
.lab-type p { color: var(--text-2); margin-top: 16px; font-size: 17px; max-width: 520px; }
.lab-type__chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 22px; }
@media (max-width: 860px) { .lab-type { grid-template-columns: minmax(0, 1fr); } .lab-type:nth-child(even) .lab-type__media { order: 0; } }

/* Dos paneles enfrentados — /laboratorios "Comparativa" */
.versus { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 0; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); }
.versus__side { padding: clamp(26px, 4vw, 44px); }
.versus__side--us { background: linear-gradient(160deg, rgba(255,106,43,0.16), rgba(255,45,120,0.05)); }
.versus__side--them { background: rgba(255,255,255,0.015); border-left: 1px solid var(--border); }
.versus__side h3 { font-size: 22px; display: flex; align-items: center; gap: 10px; }
.versus__side ul { list-style: none; padding: 0; margin: 26px 0 0; display: grid; gap: 18px; }
.versus__side li { display: grid; grid-template-columns: 24px 1fr; gap: 12px; }
.versus__side li small { display: block; color: var(--text-3); font-size: 13px; }
.versus__side li strong { font-weight: 600; font-size: 15px; }
.versus__side--us li .icon { color: var(--green); margin-top: 2px; }
.versus__side--them li .icon { color: var(--text-3); margin-top: 2px; }
.versus__vs { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; background: var(--bg); border: 1px solid var(--border-2); font-family: var(--font-mono); font-size: 13px; color: var(--text-2); }
@media (max-width: 760px) { .versus { grid-template-columns: minmax(0, 1fr); } .versus__side--them { border-left: 0; border-top: 1px solid var(--border); } .versus__vs { top: auto; bottom: 50%; } }

/* Lista editorial numerada — /nosotros "Cómo creamos los cursos" */
.ed-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--border); }
.ed-list li { display: grid; grid-template-columns: 140px minmax(0, 1fr) minmax(0, 1.3fr); gap: 32px; align-items: baseline; padding: 36px 0; border-bottom: 1px solid var(--border); transition: background .4s; }
.ed-list li:hover { background: linear-gradient(90deg, rgba(255,106,43,0.07), transparent 70%); }
.ed-list__n { font-family: var(--font-display); font-size: 64px; font-weight: 700; line-height: 0.8; letter-spacing: -0.05em; color: transparent; -webkit-text-stroke: 1px rgba(255,179,71,0.55); }
.ed-list h3 { font-size: clamp(22px, 2.2vw, 30px); }
.ed-list p { color: var(--text-2); font-size: 16px; }
@media (max-width: 800px) { .ed-list li { grid-template-columns: 70px minmax(0, 1fr); gap: 8px 18px; } .ed-list__n { font-size: 42px; grid-row: span 2; } }

/* Filas de especificación con título fijo — /certificados "Cómo funcionan" */
.spec { display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 64px; align-items: start; }
.spec__head { position: sticky; top: calc(var(--nav-h) + 40px); }
.spec__rows { border-top: 1px solid var(--border); }
.spec__row { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 20px; padding: 28px 0; border-bottom: 1px solid var(--border); }
.spec__row .icon { width: 24px; height: 24px; color: var(--violet-2); margin-top: 4px; }
.spec__row h3 { font-size: 20px; }
.spec__row p { color: var(--text-2); margin-top: 6px; }
.spec__note { margin-top: 28px; padding: 22px 24px; border-left: 2px solid var(--violet); background: rgba(255,106,43,0.06); color: var(--text-2); font-size: 15px; border-radius: 0; }
.spec__note strong { color: var(--text); }
@media (max-width: 900px) { .spec { grid-template-columns: minmax(0, 1fr); gap: 32px; } .spec__head { position: static; } }

/* Franja horizontal con separadores — ficha de curso "Cómo aprenderás" */
.strip { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-block: 1px solid var(--border); }
.strip__item { padding: 26px 24px; display: flex; gap: 16px; align-items: flex-start; }
.strip__item + .strip__item { border-left: 1px solid var(--border); }
.strip__item .icon { width: 22px; height: 22px; color: var(--cyan); flex-shrink: 0; margin-top: 3px; }
.strip__item strong { display: block; font-size: 16px; }
.strip__item span { color: var(--text-2); font-size: 14px; }
@media (max-width: 760px) { .strip { grid-template-columns: minmax(0, 1fr); } .strip__item + .strip__item { border-left: 0; border-top: 1px solid var(--border); } }

/* --- Formularios reales: consentimiento, avisos, flashes, cuenta y legales --- */
.wl-form { width: 100%; }
.wl-form .waitlist, .wl-form .newsletter { margin-top: 20px; }
.wl-form__consent { display: flex; gap: 10px; align-items: flex-start; margin-top: 12px; font-size: 13px; line-height: 1.5; color: var(--text-3); cursor: pointer; }
.wl-form__consent input { margin-top: 3px; accent-color: var(--violet); flex-shrink: 0; }
.wl-form__consent a, .check a { color: var(--violet-2); text-decoration: underline; text-underline-offset: 2px; }
.form-note { margin-top: 10px; font-size: 14px; color: var(--green); }
.form-note.is-error { color: #fca5a5; }
.form-note:empty { display: none; }
.btn:disabled { opacity: 0.6; cursor: wait; }
.hp { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.flash { padding: 12px 16px; border-radius: 12px; font-size: 15px; margin-top: 20px; border: 1px solid; }
.flash--error { background: rgba(239,68,68,0.08); border-color: rgba(239,68,68,0.35); color: #fecaca; }
.flash--ok { background: rgba(61,255,154,0.08); border-color: rgba(61,255,154,0.3); color: #bbf7d0; }
.account { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(0, 0.6fr); gap: 40px; align-items: start; }
.account h2 { font-size: 22px; margin-bottom: 18px; }
.account__empty { display: flex; gap: 16px; padding: 28px; border: 1px dashed var(--border-2); border-radius: var(--radius-lg); color: var(--text-2); }
.account__empty .icon { width: 26px; height: 26px; color: var(--violet-2); flex-shrink: 0; }
.account__empty a { color: var(--violet-2); }
.account__side { padding: 26px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--surface); }
.account__side dl { margin: 0 0 22px; display: grid; gap: 4px 0; }
.account__side dt { font-size: 13px; color: var(--text-3); margin-top: 10px; }
.account__side dd { margin: 0; overflow-wrap: anywhere; }
@media (max-width: 860px) { .account { grid-template-columns: minmax(0, 1fr); } }
.legal-nav { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 28px; }
.legal-draft { display: flex; gap: 12px; align-items: flex-start; max-width: 760px; margin: 0 auto 32px; padding: 16px 20px; border-radius: 12px; background: rgba(251,191,36,0.08); border: 1px solid rgba(251,191,36,0.3); color: #fde68a; font-size: 15px; }
.legal { max-width: 760px; margin: 0 auto; font-size: 17px; }
.legal h2 { font-size: 24px; }
mark.todo { background: rgba(251,191,36,0.18); color: #fde68a; padding: 1px 6px; border-radius: 6px; font-size: 0.92em; }
.legal-table { overflow-x: auto; }

/* ===== Contenido de lecciones ===== */
.lesson__content .lead { font-size: 21px; line-height: 1.65; color: var(--text); }
.lesson__content table { width: 100%; border-collapse: collapse; font-size: 16px; }
.lesson__content th, .lesson__content td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
.lesson__content th { font-family: var(--font-display); color: var(--text); font-weight: 600; }
.lesson__content .table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
.lesson__content ol { padding-left: 1.3em; }
.lesson__content ol li + li { margin-top: 0.5em; }
.callout { display: flex; gap: 14px; padding: 18px 20px; border-radius: var(--radius); background: rgba(255,106,43, .08); border: 1px solid rgba(255,106,43, .28); font-size: 16px; line-height: 1.65; }
.callout > strong:first-child { flex: none; font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--violet-2); padding-top: 3px; min-width: 64px; }
.callout--warn { background: rgba(251, 191, 36, .07); border-color: rgba(251, 191, 36, .3); }
.callout--warn > strong:first-child { color: #fbbf24; }
.callout--tip { background: rgba(255,45,120, .07); border-color: rgba(255,45,120, .28); }
.callout--tip > strong:first-child { color: var(--cyan); }
.takeaways { padding: 24px 26px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.takeaways h2 { margin-top: 0 !important; font-size: 22px; }
.takeaways ul { margin-top: 12px; }
.selfcheck { border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg-2); }
.selfcheck + .selfcheck { margin-top: 10px; }
.selfcheck summary { cursor: pointer; padding: 16px 48px 16px 20px; font-weight: 600; color: var(--text); list-style: none; display: block; position: relative; }
.selfcheck summary::-webkit-details-marker { display: none; }
.selfcheck summary::after { content: "+"; position: absolute; right: 20px; top: 16px; font-family: var(--font-mono); color: var(--violet-2); }
.selfcheck[open] summary::after { content: "−"; }
.selfcheck > div { padding: 0 20px 18px; font-size: 16px; color: var(--text-2); }
@media (max-width: 640px) {
  .callout { flex-direction: column; gap: 6px; }
  .lesson__content .lead { font-size: 19px; }
}

/* ===== Pago (checkout) ===== */
.checkout { padding: 120px 0 90px; }
.checkout__grid { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); gap: 56px; align-items: start; }
.checkout__back { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text-2); }
.checkout__back:hover { color: var(--text); }
.checkout__title { font-size: clamp(34px, 4vw, 48px); margin-top: 18px; }
.checkout__lead { color: var(--text-2); margin-top: 10px; }
.checkout__test { display: flex; gap: 12px; align-items: baseline; margin-top: 24px; padding: 14px 18px; border-radius: 12px; background: rgba(251,191,36,.07); border: 1px dashed rgba(251,191,36,.4); font-size: 14px; color: #fde68a; }
.checkout__test strong { flex: none; font-family: var(--font-mono); font-size: 12px; text-transform: uppercase; letter-spacing: .08em; }
.checkout__test code { font-family: var(--font-mono); color: #fff; background: rgba(255,255,255,.08); padding: 1px 6px; border-radius: 6px; white-space: nowrap; }
.checkout__form { margin-top: 28px; display: grid; gap: 18px; }
.checkout__step { border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; background: var(--surface); min-width: 0; }
.checkout__step legend { display: flex; align-items: center; gap: 10px; padding: 0 8px; margin-left: -8px; font-family: var(--font-display); font-weight: 600; font-size: 18px; color: var(--text); }
.checkout__step legend span { display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; background: var(--violet-strong); color: #fff; font-size: 13px; }
.checkout__account { display: flex; align-items: center; gap: 12px; padding: 12px 14px; margin-bottom: 18px; border-radius: 12px; background: rgba(255,255,255,.03); border: 1px solid var(--border); }
.checkout__account .icon { color: var(--violet-2); }
.checkout__account div { display: grid; }
.checkout__account small { color: var(--text-2); font-size: 14px; }
.checkout__element { min-height: 110px; }
.checkout__loading { display: flex; align-items: center; gap: 8px; color: var(--text-2); font-size: 15px; padding: 16px 0; }
.checkout__element.is-ready .checkout__loading { display: none; }
.checkout__secure { display: flex; gap: 8px; align-items: flex-start; margin-top: 16px; font-size: 13px; color: var(--text-2); }
.checkout__secure .icon { flex: none; width: 14px; height: 14px; margin-top: 3px; color: #86efac; }
.checkout__waiver { display: flex; gap: 12px; align-items: flex-start; font-size: 15px; line-height: 1.6; color: var(--text-2); cursor: pointer; padding: 4px; border-radius: 10px; }
.checkout__waiver input { flex: none; width: 18px; height: 18px; margin-top: 3px; accent-color: var(--violet); }
.checkout__waiver strong { color: var(--text); }
.checkout__waiver a { color: var(--violet-2); text-decoration: underline; text-underline-offset: 2px; }
.checkout__waiver.is-invalid { outline: 1px solid rgba(248,113,113,.6); outline-offset: 6px; }
.checkout__msg { display: none; padding: 12px 16px; border-radius: 12px; font-size: 15px; background: rgba(239,68,68,.08); border: 1px solid rgba(239,68,68,.35); color: #fecaca; }
.checkout__msg.is-visible { display: block; }
.checkout__msg.is-ok { background: rgba(61,255,154,.08); border-color: rgba(61,255,154,.3); color: #bbf7d0; }
.checkout__pay[disabled] { opacity: .65; cursor: not-allowed; }
.checkout__pay.is-busy { opacity: .85; cursor: progress; }
.checkout__summary { position: sticky; top: 100px; padding: 0; overflow: hidden; }
.checkout__media { aspect-ratio: 16 / 9; position: relative; }
.checkout__media > * { position: absolute; inset: 0; width: 100%; height: 100%; }
.checkout__sum-body { padding: 26px; }
.checkout__sum-body h2 { font-size: 24px; margin-top: 8px; }
.checkout__includes { margin-top: 18px; padding: 0; list-style: none; display: grid; gap: 10px; font-size: 15px; color: var(--text-2); }
.checkout__includes li { display: flex; gap: 10px; align-items: center; }
.checkout__includes .icon { color: var(--violet-2); width: 16px; height: 16px; }
.checkout__total { margin-top: 22px; border-top: 1px solid var(--border); padding-top: 16px; display: grid; gap: 8px; }
.checkout__total div { display: flex; justify-content: space-between; color: var(--text-2); }
.checkout__total-row { color: var(--text) !important; font-family: var(--font-display); font-size: 22px; font-weight: 600; padding-top: 8px; }
.checkout__tax { margin-top: 10px; font-size: 13px; color: var(--text-2); }
/* Confirmación */
.checkout--done { padding-top: 140px; }
.done { max-width: 720px; margin: 0 auto; padding: 48px; text-align: center; }
.done__icon { display: grid; place-items: center; width: 72px; height: 72px; margin: 0 auto 20px; border-radius: 50%; background: rgba(61,255,154,.1); border: 1px solid rgba(61,255,154,.35); color: #86efac; }
.done__icon .icon { width: 34px; height: 34px; }
.done__title { font-size: clamp(30px, 4vw, 46px); margin-top: 12px; }
.done__lead { color: var(--text-2); margin-top: 12px; font-size: 17px; }
.done__receipt { margin: 30px auto 0; max-width: 460px; text-align: left; border: 1px solid var(--border); border-radius: var(--radius); }
.done__receipt div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 18px; }
.done__receipt div + div { border-top: 1px solid var(--border); }
.done__receipt dt { color: var(--text-2); }
.done__receipt dd { color: var(--text); text-align: right; }
.done__receipt small { color: var(--text-2); font-size: 12px; }
.done__waiver { display: flex; gap: 10px; text-align: left; margin: 24px auto 0; max-width: 560px; font-size: 13px; color: var(--text-2); }
.done__waiver .icon { flex: none; color: #86efac; width: 16px; height: 16px; margin-top: 2px; }
.done__test { margin-top: 12px; font-size: 13px; color: #fde68a; }
.done__actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 30px; }
/* Mis cursos */
.my-course { display: grid; grid-template-columns: 160px minmax(0, 1fr); gap: 20px; align-items: center; padding: 16px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.my-course + .my-course { margin-top: 12px; }
.my-course__media { aspect-ratio: 16 / 10; position: relative; border-radius: 10px; overflow: hidden; }
.my-course__media > * { position: absolute; inset: 0; width: 100%; height: 100%; }
.my-course h3 { font-size: 20px; }
.my-course p { color: var(--text-2); font-size: 14px; margin-top: 4px; }
.my-course .btn { margin-top: 12px; }
.buy__owned { display: flex; gap: 8px; align-items: center; color: #86efac; font-weight: 600; }
@media (max-width: 960px) {
  .checkout__grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .checkout__summary { position: static; }
  .checkout__media { display: none; }
}
@media (max-width: 640px) {
  .checkout { padding-top: 100px; }
  .checkout__step { padding: 18px; }
  .checkout__test { flex-direction: column; gap: 4px; }
  .done { padding: 32px 20px; }
  .my-course { grid-template-columns: minmax(0, 1fr); }
}
.buy__wait { margin-top: 14px; font-size: 14px; }
.buy__wait summary { cursor: pointer; color: var(--violet-2); list-style: none; }
.buy__wait summary::-webkit-details-marker { display: none; }
.buy__wait summary::after { content: " +"; font-family: var(--font-mono); }
.buy__wait[open] summary::after { content: " −"; }
@media (min-width: 1061px) and (max-height: 860px) { .buy__media { display: none; } }
.cd-content .card, .cd-content .skills .badge { background-color: rgba(13,13,22,0.92); }  /* contraste sobre la imagen del hero */

/* Hero de la ficha: texto sobre imagen, casi blanco y con sombra suave */
.cd-hero .breadcrumb, .cd-hero__sub, .cd-meta, .cd-h1 { text-shadow: 0 1px 14px rgba(5,5,10,0.85); }
.cd-hero .breadcrumb { color: #e4e4f0; }
.cd-h1__sub { text-shadow: none; background-image: linear-gradient(100deg, #ffdcc2 0%, #ffc58a 40%, #ff6f9e 100%) !important; }
/* Progreso del alumno */
.my-course__bar { height: 6px; border-radius: 99px; background: rgba(255,255,255,0.08); overflow: hidden; margin-top: 10px; max-width: 320px; }
.my-course__bar span { display: block; height: 100%; background: var(--grad); }

/* ==========================================================================
   Página del curso (reproductor): temario | contenido | índice de la lección
   ========================================================================== */
.player { --side: 340px; --rail: 280px; display: grid; grid-template-columns: var(--side) minmax(0, 1fr) var(--rail); min-height: 100svh; padding-top: var(--nav-h); }
/* Temario */
.player__side { position: sticky; top: var(--nav-h); height: calc(100svh - var(--nav-h)); overflow-y: auto; overscroll-behavior: contain; background: #0b0b14; border-right: 1px solid var(--border); scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.15) transparent; }
.player__side-head { position: sticky; top: 0; z-index: 2; display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 20px 20px 14px; background: #0b0b14; }
.player__course { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); font-weight: 600; font-size: 17px; line-height: 1.3; color: var(--text); }
.player__course .icon { flex: none; color: var(--violet-2); }
.player__course:hover { color: var(--violet-2); }
.player__close { display: none; width: 38px; height: 38px; border-radius: 10px; place-items: center; border: 1px solid var(--border-2); color: var(--text); }
.player__progress { margin: 0 20px 18px; padding: 14px 16px; border-radius: 14px; background: rgba(255,255,255,.04); border: 1px solid var(--border); }
.player__progress-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; font-size: 13px; color: var(--text-2); }
.player__progress-top strong { font-family: var(--font-display); font-size: 22px; color: var(--text); }
.player__bar { height: 6px; margin-top: 10px; border-radius: 99px; background: rgba(255,255,255,.08); overflow: hidden; }
.player__bar span { display: block; height: 100%; background: var(--grad); border-radius: inherit; transition: width .6s var(--ease); }
.player__toc { padding: 0 12px 40px; display: grid; gap: 4px; }
.pmod { border-radius: 12px; }
.pmod[open] { background: rgba(255,255,255,.025); }
.pmod__head { display: grid; grid-template-columns: auto minmax(0, 1fr) auto auto; align-items: center; gap: 10px; padding: 12px 10px; cursor: pointer; list-style: none; border-radius: 12px; }
.pmod__head::-webkit-details-marker { display: none; }
.pmod__head:hover { background: rgba(255,255,255,.04); }
.pmod__n { font-family: var(--font-mono); font-size: 12px; color: var(--violet-2); }
.pmod__t { font-weight: 600; font-size: 14px; line-height: 1.35; color: var(--text); }
.pmod__c { font-family: var(--font-mono); font-size: 12px; color: var(--text-2); }
.pmod__chev { width: 16px; height: 16px; color: var(--text-2); transition: transform .3s var(--ease); }
.pmod[open] .pmod__chev { transform: rotate(180deg); }
.pmod ul { list-style: none; margin: 0; padding: 0 6px 10px; display: grid; gap: 2px; }
.pmod__empty { display: flex; gap: 8px; align-items: center; padding: 8px 10px 8px 36px; font-size: 13px; color: var(--text-2); }
.plink { display: flex; gap: 12px; align-items: flex-start; padding: 10px 10px; border-radius: 10px; color: var(--text-2); transition: background .25s, color .25s; }
.plink:hover { background: rgba(255,255,255,.05); color: var(--text); }
.plink__ico { flex: none; display: grid; place-items: center; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border-2); margin-top: 1px; }
.plink__ico .icon { width: 13px; height: 13px; }
.plink__t { display: grid; gap: 2px; min-width: 0; font-size: 14px; line-height: 1.4; }
.plink__t small { font-size: 12px; color: var(--text-2); opacity: .85; }
.plink.is-active { background: rgba(255,106,43,.18); color: #fff; box-shadow: inset 3px 0 0 var(--violet); }
.plink.is-active .plink__ico { border-color: var(--violet); background: var(--violet-strong); color: #fff; }
.plink.is-done .plink__ico { border-color: rgba(134,239,172,.5); background: rgba(61,255,154,.1); color: #86efac; }
.plink.is-locked { color: var(--text-2); }
.plink.is-locked .plink__ico { color: var(--text-2); border-style: dashed; }
.player__scrim { display: none; }

/* Contenido */
.player__main { min-width: 0; padding: 28px clamp(24px, 4vw, 64px) 90px; }
.player__main > * { max-width: 820px; margin-inline: auto; }
.player__main > .player__stage { max-width: 1040px; }
.player__bar-top { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.player__open { display: none; }
.player__head { margin-top: 26px; }
.player__kicker { font-family: var(--font-mono); font-size: 13px; letter-spacing: .04em; color: var(--violet-2); }
.player__title { font-size: clamp(32px, 3.6vw, 50px); letter-spacing: -0.035em; line-height: 1.08; margin-top: 10px; }
.player__meta { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.player__meta .badge .icon { width: 13px; height: 13px; }
.player__stage { position: relative; aspect-ratio: 16 / 9; margin-top: 30px; border-radius: var(--radius-lg); overflow: hidden; border: 1px solid var(--border); background: #0b0b14; }
.player__stage .art, .player__stage img { opacity: .4; }
.player__stage-msg { position: absolute; inset: 0; z-index: 2; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px; text-align: center; padding: 20px; background: linear-gradient(180deg, rgba(5,5,10,.1), rgba(5,5,10,.55)); }
.player__stage-msg small { color: #e4e4f0; }
.player__stage-icon { width: 68px; height: 68px; border-radius: 50%; display: grid; place-items: center; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.3); margin-bottom: 8px; }
.player__stage-icon .icon { width: 26px; height: 26px; }
.player__prose { margin-top: 44px; }
.player__locked { display: flex; gap: 18px; padding: 30px; margin-top: 30px; }
.player__locked > .icon { flex: none; width: 28px; height: 28px; color: var(--violet-2); }
.player__locked h2 { font-size: 24px; }
.player__locked p { color: var(--text-2); margin-top: 8px; }
.player__soon { display: flex; gap: 12px; padding: 24px; margin-top: 30px; color: var(--text-2); }
.player__done { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; margin-top: 56px; padding: 22px 24px; border-radius: var(--radius); background: rgba(255,255,255,.03); border: 1px solid var(--border); }
.player__done .btn[aria-pressed="true"] .icon { color: #86efac; }
.player__done-msg { font-size: 14px; color: var(--text-2); }
.player__pager { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 24px; }
.pager { display: grid; gap: 6px; padding: 18px 20px; border-radius: var(--radius); border: 1px solid var(--border); background: rgba(255,255,255,.02); transition: border-color .3s, background .3s; }
.pager:hover { border-color: rgba(255,106,43,.5); background: rgba(255,106,43,.06); }
.pager small { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--violet-2); }
.pager small .icon { width: 14px; height: 14px; }
.pager strong { font-family: var(--font-display); font-size: 17px; line-height: 1.3; color: var(--text); }
.pager--next { grid-column: 2; text-align: right; justify-items: end; }

/* Columna derecha */
.player__rail { position: sticky; top: var(--nav-h); align-self: start; height: calc(100svh - var(--nav-h)); overflow-y: auto; padding: 28px 24px 40px 4px; display: grid; align-content: start; gap: 14px; scrollbar-width: none; }
.rail-box { display: grid; gap: 8px; padding: 18px; border-radius: var(--radius); border: 1px solid var(--border); background: rgba(255,255,255,.025); }
.rail-box__t { font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--violet-2); }
.rail-outline { list-style: none; margin: 4px 0 0; padding: 0; display: grid; gap: 2px; counter-reset: o; }
.rail-outline a { display: block; padding: 6px 0 6px 14px; font-size: 14px; line-height: 1.4; color: var(--text-2); border-left: 2px solid var(--border); transition: color .25s, border-color .25s; }
.rail-outline a:hover { color: var(--text); }
.rail-outline a.is-current { color: #fff; border-left-color: var(--violet); }
.rail-next strong { font-family: var(--font-display); font-size: 17px; line-height: 1.3; color: var(--text); }
.rail-next span { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-2); }
.rail-next span .icon { width: 14px; height: 14px; color: var(--violet-2); }
.rail-next:hover { border-color: rgba(255,106,43,.5); }
.rail-buy strong { font-size: 15px; color: var(--text); }
.rail-buy .btn { margin-top: 6px; }
.lesson__content h2[id] { scroll-margin-top: calc(var(--nav-h) + 24px); }

/* Sin columna derecha */
@media (max-width: 1280px) {
  .player { grid-template-columns: var(--side) minmax(0, 1fr); }
  .player__rail { display: none; }
}
/* Temario como panel deslizable */
@media (max-width: 1000px) {
  .player { grid-template-columns: minmax(0, 1fr); }
  .player__side { position: fixed; z-index: 120; top: 0; left: 0; bottom: 0; height: 100svh; width: min(360px, 88vw); transform: translateX(-102%); transition: transform .4s var(--ease); box-shadow: 30px 0 60px -20px rgba(0,0,0,.8); }
  .player.is-side-open .player__side { transform: none; }
  .player__scrim { display: block; position: fixed; inset: 0; z-index: 110; background: rgba(5,5,10,.6); opacity: 0; pointer-events: none; transition: opacity .3s; }
  .player.is-side-open .player__scrim { opacity: 1; pointer-events: auto; }
  .player__close { display: grid; }
  .player__open { display: inline-flex; }
}
@media (max-width: 640px) {
  .player__main { padding: 20px 16px 70px; }
  .player__bar-top .breadcrumb { display: none; }
  .player__pager { grid-template-columns: minmax(0, 1fr); }
  .pager--next { grid-column: auto; }
  .player__locked { flex-direction: column; padding: 22px; }
}
html.no-scroll, html.no-scroll body { overflow: hidden; }
/* Lecciones bloqueadas hasta completar la anterior */
.plink.is-seq { cursor: not-allowed; }
.plink.is-seq .plink__ico { border-style: dashed; color: var(--text-2); }
.plink__hint { color: #fcd34d; }
.pager.is-seq, .rail-next.is-seq { cursor: not-allowed; border-style: dashed; }
.pager.is-seq small { color: #fcd34d; }
.pager.is-seq:hover, .rail-next.is-seq:hover { border-color: var(--border); background: rgba(255,255,255,.02); }
.player__done .btn:disabled[aria-pressed="true"] { opacity: 1; cursor: default; }
.player .flash { margin: 18px auto 0; }
/* Test de la lección */
.quiz { margin-top: 56px; scroll-margin-top: calc(var(--nav-h) + 24px); }
.quiz__head h2 { font-size: clamp(26px, 2.6vw, 34px); margin-top: 10px; }
.quiz__head p { color: var(--text-2); margin-top: 8px; }
.quiz__list { list-style: none; margin: 24px 0 0; padding: 0; display: grid; gap: 16px; }
.quiz__q { border: 1px solid var(--border); border-radius: var(--radius); background: #0d0d16; padding: 22px; transition: border-color .3s, background .3s; scroll-margin-top: calc(var(--nav-h) + 30px); }
.quiz__q fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
.quiz__q legend { display: flex; gap: 12px; font-weight: 600; font-size: 17px; line-height: 1.45; color: var(--text); padding: 0; }
.quiz__n { flex: none; display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; background: var(--violet-strong); color: #fff; font-size: 13px; font-family: var(--font-mono); }
.quiz__opts { display: grid; gap: 8px; margin-top: 16px; }
.quiz__opt { display: flex; align-items: flex-start; gap: 12px; padding: 13px 16px; border-radius: 12px; border: 1px solid var(--border-2); background: rgba(255,255,255,.02); cursor: pointer; font-size: 15px; line-height: 1.5; color: var(--text); transition: border-color .2s, background .2s; }
.quiz__opt:hover { border-color: rgba(255,106,43,.55); background: rgba(255,106,43,.06); }
.quiz__opt input { position: absolute; opacity: 0; pointer-events: none; }
.quiz__mark { flex: none; width: 20px; height: 20px; margin-top: 1px; border-radius: 50%; border: 2px solid var(--text-2); display: grid; place-items: center; transition: border-color .2s; }
.quiz__mark::after { content: ""; width: 10px; height: 10px; border-radius: 50%; background: var(--violet); transform: scale(0); transition: transform .2s var(--ease); }
.quiz__opt:has(input:checked) { border-color: var(--violet); background: rgba(255,106,43,.12); }
.quiz__opt:has(input:checked) .quiz__mark { border-color: var(--violet); }
.quiz__opt:has(input:checked) .quiz__mark::after { transform: scale(1); }
.quiz__opt:has(input:focus-visible) { outline: 2px solid var(--violet-2); outline-offset: 2px; }
.quiz__q.is-wrong { border-color: rgba(248,113,113,.7); background: rgba(239,68,68,.06); }
.quiz__opt.is-wrong { border-color: #f87171 !important; background: rgba(239,68,68,.14) !important; color: #fecaca; }
.quiz__opt.is-wrong .quiz__mark { border-color: #f87171; }
.quiz__opt.is-wrong .quiz__mark::after { background: #f87171; }
.quiz__q.is-right { border-color: rgba(134,239,172,.55); }
.quiz__opt.is-right { border-color: #4ade80 !important; background: rgba(61,255,154,.1) !important; color: #dcfce7; }
.quiz__opt.is-right .quiz__mark { border-color: #4ade80; }
.quiz__opt.is-right .quiz__mark::after { background: #4ade80; transform: scale(1); }
.quiz.is-solved .quiz__opt { cursor: default; }
.quiz.is-solved .quiz__opt:not(.is-right) { opacity: .7; }
.quiz__explain { margin-top: 12px; padding: 12px 14px; border-radius: 10px; background: rgba(61,255,154,.06); border-left: 3px solid #4ade80; font-size: 14px; color: #dcfce7; }
.player__done-msg.is-error { color: #fca5a5; font-weight: 500; }
@media (max-width: 640px) { .quiz__q { padding: 16px; } .quiz__opt { padding: 12px; } }
.player__stage--video { background: #000; }
.player__stage--video video { position: absolute; inset: 0; width: 100%; height: 100%; display: block; background: #000; }
.player__stage--video video::cue { background: rgba(5,5,10,.82); color: #fff; font-family: Inter, system-ui, sans-serif; font-size: 1.05em; line-height: 1.4; }

/* ===== Laboratorio: terminal simulada ===== */
.lab { margin-top: 30px; padding: 22px; border-radius: var(--radius-lg); border: 1px solid var(--border); background: #0b0b14; }
.lab__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.lab__title { font-size: 24px; margin-top: 6px; }
.lab__grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 16px; margin-top: 18px; }
.term { height: 440px; overflow-y: auto; padding: 18px 20px; border-radius: 14px; background: #06060c; border: 1px solid var(--border); font-family: var(--font-mono); font-size: 15px; line-height: 1.6; color: #e6e6f2; cursor: text; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,.15) transparent; }
.term:focus-within { border-color: rgba(255,106,43,.55); box-shadow: 0 0 0 3px rgba(255,106,43,.15); }
.term__row { white-space: pre-wrap; word-break: break-word; min-height: 1.6em; }
.term__prompt { color: #4ade80; white-space: pre; }
.term__cmd { color: #fff; }
.term__err { color: #fca5a5; }
.term__muted { color: #c4c4da; }
.term__accent { color: var(--cyan); }
.term__dir { color: var(--violet-2); }
.term__line { display: flex; align-items: baseline; gap: 0; }
.term__input { flex: 1; min-width: 0; background: transparent; border: 0; outline: 0; padding: 0; color: #fff; font: inherit; caret-color: var(--violet-2); }
.term__loading { color: #c4c4da; }
.lab__side { display: grid; gap: 14px; align-content: start; }
.lab__box { padding: 16px; border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,.025); }
.lab__box-t { display: flex; justify-content: space-between; font-family: var(--font-display); font-weight: 600; color: var(--text); }
.lab__box-t span { font-family: var(--font-mono); font-size: 13px; color: var(--violet-2); }
.lab__objs { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 9px; }
.lab__obj { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; line-height: 1.45; color: var(--text-2); }
.lab__check { flex: none; width: 18px; height: 18px; margin-top: 1px; border-radius: 50%; border: 2px solid var(--text-3); transition: background .3s, border-color .3s; }
.lab__obj.is-done { color: var(--text); }
.lab__obj.is-done .lab__check { border-color: #4ade80; background: #4ade80 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2305050a' stroke-width='4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5 9-10'/%3E%3C/svg%3E") center / 11px no-repeat; }
.lab__obj.is-new { animation: labpop .9s var(--ease); }
@keyframes labpop { 0% { transform: translateX(0); } 30% { transform: translateX(6px); } 100% { transform: translateX(0); } }
.lab__hint { margin: 12px 0; padding: 10px 12px; border-radius: 10px; background: rgba(255,106,43,.1); border: 1px solid rgba(255,106,43,.3); font-size: 14px; line-height: 1.5; color: var(--text); }
.lab__hint strong { color: var(--violet-2); }
.lab__box .btn--block { margin-top: 12px; }
.lab__flag { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: center; gap: 12px; margin-top: 16px; padding: 12px 14px; border-radius: 14px; border: 1px solid var(--border); background: rgba(255,255,255,.025); }
.lab__flag label { font-family: var(--font-display); font-weight: 600; }
.lab__flag input { min-width: 0; padding: 12px 14px; border-radius: 10px; background: #06060c; border: 1px solid var(--border-2); color: #fff; font-family: var(--font-mono); outline: 0; }
.lab__flag input:focus { border-color: var(--violet); box-shadow: 0 0 0 3px rgba(255,106,43,.18); }
.lab__msg { min-height: 1.5em; margin-top: 10px; font-size: 14px; color: var(--text-2); }
.lab__msg.is-ok { color: #86efac; font-weight: 600; }
.lab__msg.is-err { color: #fca5a5; }
.lab__note { display: flex; gap: 8px; align-items: center; margin-top: 6px; font-size: 13px; color: var(--text-2); }
.lab__note .icon { width: 14px; height: 14px; color: #86efac; flex: none; }
.lab.is-solved { border-color: rgba(74,222,128,.45); }
@media (max-width: 1100px) { .lab__grid { grid-template-columns: minmax(0, 1fr); } .term { height: 380px; } }
@media (max-width: 640px) { .lab { padding: 14px; } .term { font-size: 13px; padding: 14px; height: 340px; } .lab__flag { grid-template-columns: minmax(0, 1fr) auto; } .lab__flag label { display: none; } }
/* El laboratorio se adapta a SU ancho (no al de la ventana) */
.player__main > .lab { max-width: 1040px; }
.lab { container-type: inline-size; }
@container (max-width: 900px) {
  .lab__grid { grid-template-columns: minmax(0, 1fr); }
  .lab__side { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .term { height: 400px; }
}
@container (max-width: 560px) { .lab__side { grid-template-columns: minmax(0, 1fr); } }

/* ===== Logo original de IfritLab (como en la app de Telegram) ===== */
.flame-mark {
  position: relative; display: inline-grid; place-items: center; flex-shrink: 0;
  width: 40px; height: 40px; border-radius: 11px;
  background:
    radial-gradient(circle at 30% 25%, rgba(255,140,60,.32), transparent 65%),
    radial-gradient(circle at 80% 90%, rgba(255,45,120,.22), transparent 60%),
    linear-gradient(140deg, #1a1018 0%, #0a0810 100%);
  box-shadow: 0 6px 22px -8px rgba(255,61,46,.55);
}
.flame-mark::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px;
  background: linear-gradient(135deg, rgba(255,140,60,.6), rgba(255,45,120,.35) 60%, rgba(109,94,248,.3));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none;
}
.flame-mark img { width: 82%; height: 82%; object-fit: contain; position: relative; z-index: 1;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,.55)); }
.logo { font-family: var(--font-body); font-weight: 800; letter-spacing: -0.02em; }
.wordmark__lab { background: linear-gradient(135deg, #ffb347, #ff6a2b 48%, #ff2d78);
  -webkit-background-clip: text; background-clip: text; color: transparent; }