/* ============================================================
   CIETE · Centro Integral de Educación Técnica Especializada
   Design system — "Laboratorio nocturno" (deep-tech institute)
   ============================================================ */

:root {
  /* Fondo / tinta */
  --ink: #0a0e13;
  --ink-2: #0e151d;
  --ink-3: #131c26;
  --panel: rgba(19, 28, 38, 0.72);

  /* Líneas / bordes */
  --line: rgba(140, 170, 200, 0.14);
  --line-strong: rgba(140, 170, 200, 0.28);

  /* Acentos técnicos */
  --green: #5ee6a8;        /* fósforo / terminal */
  --green-deep: #1d6f4c;
  --amber: #ffb85c;        /* ambar eléctrico */
  --cyan: #61d8ff;         /* trazado de circuitos */
  --red: #ff6b6b;
  --red-muted: rgba(255,107,107,0.75); /* precio de lista tachado */

  /* Texto */
  --text: #e7edf3;
  --text-dim: #9fb3c4;
  --text-faint: #5f7284;

  /* Tipografías */
  --font-display: "Unbounded", "Arial Black", sans-serif;
  --font-body: "Work Sans", "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", "Courier New", monospace;

  /* Ritmo */
  --gutter: clamp(1.25rem, 5vw, 4.5rem);
  --radius: 18px;

  --shadow-xl: 0 30px 80px -30px rgba(0, 0, 0, 0.9);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* ------- Fondo atmosférico general (grid + grano) ------- */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  background:
    radial-gradient(1200px 700px at 85% -5%, rgba(94, 230, 168, 0.10), transparent 60%),
    radial-gradient(1000px 700px at -10% 30%, rgba(97, 216, 255, 0.08), transparent 55%),
    radial-gradient(900px 600px at 50% 110%, rgba(255, 184, 92, 0.07), transparent 60%),
    var(--ink);
}

/* Retícula de blueprint */
body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(140, 170, 200, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140, 170, 200, 0.05) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse at 50% 0%, #000 30%, transparent 90%);
}

/* Capa de grano (noise) sutil */
.grain {
  position: fixed;
  inset: 0;
  z-index: 98;
  pointer-events: none;
  opacity: 0.05;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.container { width: min(1200px, 100% - var(--gutter) * 2); margin-inline: auto; }

section { position: relative; }

/* ------- Barra superior / navegación ------- */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding-block: 1.1rem;
  border-bottom: 1px solid transparent;
  transition: padding .35s ease, background .35s ease, border-color .35s ease;
}
.topbar.scrolled {
  padding-block: 0.6rem;
  background: rgba(10, 14, 19, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom-color: var(--line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.04em;
}
.brand .mark {
  display: grid;
  place-items: center;
  width: 42px; height: 42px;
  border-radius: 12px;
  overflow: hidden;
  flex: none;
}
.brand .mark img {
  display: block;
  width: 42px;
  height: 42px;
  object-fit: cover;
}
.brand small { display: block; font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.28em; color: var(--text-dim); font-weight: 400; }
.brand small em { color: var(--amber); font-style: normal; }

.nav-links { display: flex; align-items: center; gap: clamp(0.75rem, 2vw, 1.75rem); }
.nav-links a { font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.06em; color: var(--text-dim); transition: color .2s ease; }
.nav-links a:hover { color: var(--green); }

.nav-cta {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  padding: 0.7rem 1.2rem;
  border-radius: 999px;
  color: #04160c;
  background: var(--green);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 10px 30px -10px rgba(94,230,168,.7); }

.nav-burger {
  display: none;
  background: none; border: 0; color: var(--text);
  font-size: 1.6rem; line-height: 1;
}

/* ============================================================
   HERO (parallax)
   ============================================================ */
.hero {
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 6rem;
}
.hero-bg { position: absolute; inset: 0; overflow: hidden; }
.hero-bg .layer { position: absolute; will-change: transform; }

/* capa 1: nebulosa de circuitos */
.hero-bg .circ {
  top: -10%; left: -8%;
  width: 70vw; height: 70vw;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, rgba(94,230,168,0.16), transparent 55%),
    radial-gradient(circle, rgba(97,216,255,0.10), transparent 65%);
  filter: blur(10px);
}
.hero-bg .grid-plane {
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    linear-gradient(rgba(140,170,200,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(140,170,200,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  transform: perspective(600px) rotateX(52deg) scale(1.2);
  transform-origin: 50% 100%;
  mask-image: linear-gradient(to top, #000 20%, transparent 90%);
}
.hero-bg .spot {
  right: -6%; bottom: -12%;
  width: 42vw; height: 42vw;
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(255,184,92,0.14), rgba(255,184,92,0.02)),
    repeating-linear-gradient(45deg, rgba(255,184,92,0.08) 0 2px, transparent 2px 12px);
  transform: rotate(-6deg);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--green);
  padding: 0.5rem 0.9rem;
  border: 1px solid rgba(94,230,168,0.35);
  border-radius: 999px;
  background: rgba(94,230,168,0.06);
  margin-bottom: 1.6rem;
}
.hero-kicker::before {
  content: "";
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 rgba(94,230,168,0.6);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(94,230,168,0.6); }
  70% { box-shadow: 0 0 0 10px rgba(94,230,168,0); }
  100% { box-shadow: 0 0 0 0 rgba(94,230,168,0); }
}

.hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  font-weight: 700;
  line-height: 1.02;
  text-transform: uppercase;
  margin-bottom: 1.4rem;
}
.hero h1 .outline {
  color: transparent;
  -webkit-text-stroke: 1.5px var(--green);
}
.hero h1 .accent { color: var(--amber); }

/* El texto animado del hero sigue el mismo formato que "EN VIVO" */
.hero h1 .typewriter {
  color: var(--amber);
  border-color: var(--amber);
}

/* Slogan: aprende · practica · crea */
.slogan {
  display: flex; align-items: center; flex-wrap: wrap;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  margin: 0 0 1.6rem;
}
.slogan .s-item { color: var(--text-faint); transition: color .25s ease; }
.slogan .s-item.s-hl { color: var(--green); }
.slogan .s-item.s-hl-a { color: var(--amber); }
.slogan .s-dot { color: var(--text-faint); opacity: 0.55; }
.hero .slogan { justify-content: flex-start; }

.hero-lede {
  max-width: 36rem;
  color: var(--text-dim);
  font-size: 1.12rem;
  margin-bottom: 2.4rem;
}
.hero-lede b { color: var(--text); }

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2.6rem;
}
.stat { display: flex; flex-direction: column; }
.stat .n { font-family: var(--font-display); font-size: 1.7rem; font-weight: 700; color: var(--green); }
.stat .l { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint); }

/* Terminal decorativa (hero) */
.terminal {
  position: relative;
  border: 1px solid var(--line-strong);
  border-radius: 16px;
  background: rgba(10, 16, 22, 0.7);
  box-shadow: var(--shadow-xl);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  overflow: hidden;
  transform: rotate(2deg);
}
.terminal .t-bar {
  display: flex; align-items: center; gap: 0.5rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(140,170,200,0.05);
}
.terminal .dot { width: 11px; height: 11px; border-radius: 50%; }
.terminal .dot.r { background: #ff5f57; } .terminal .dot.y { background: #febc2e; } .terminal .dot.g { background: #28c840; }
.terminal .t-title { margin-left: 0.5rem; font-size: 0.7rem; letter-spacing: 0.12em; color: var(--text-faint); }
.terminal .t-body { padding: 1.4rem 1.4rem 1.6rem; }
.terminal .t-body .line { white-space: pre-wrap; margin-bottom: 0.4rem; }
.terminal .t-body .l-green { color: var(--green); }
.terminal .t-body .l-dim { color: var(--text-faint); }
.terminal .t-body .l-amber { color: var(--amber); }
.terminal .t-body .caret { display: inline-block; width: 8px; height: 1.1em; background: var(--green); vertical-align: middle; animation: blink 1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* Máquina de escribir */
.typewriter { border-right: 2px solid var(--green); padding-right: 2px; display: inline; animation: caret 1s steps(1) infinite; }
@keyframes caret { 50% { border-color: transparent; } }

/* Contenedor del texto animado del hero. No reserva ancho: el grid usa
   minmax(0, …) para que la terminal no se mueva aunque la línea crezca,
   y la frase larga envuelve a la siguiente visual con su tamaño natural. */
.hero h1 .typewrap {
  vertical-align: baseline;
}

/* ============================================================
   Botones
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 1rem 1.7rem;
  border-radius: 999px;
  border: 0;
  transition: transform .22s ease, box-shadow .22s ease, background .22s ease, color .22s ease;
}
.btn-primary { background: var(--green); color: #05150d; box-shadow: 0 14px 40px -14px rgba(94,230,168,.7); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 20px 50px -14px rgba(94,230,168,.85); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--line-strong); }
.btn-ghost:hover { border-color: var(--green); color: var(--green); transform: translateY(-3px); }
.btn-amber { background: var(--amber); color: #1a0f00; box-shadow: 0 14px 40px -14px rgba(255,184,92,.7); }
.btn-amber:hover { transform: translateY(-3px); box-shadow: 0 20px 50px -14px rgba(255,184,92,.85); }

.cta-row { display: flex; flex-wrap: wrap; gap: 1rem; }

/* ============================================================
   Sección genérica
   ============================================================ */
.section { padding-block: clamp(4.5rem, 10vw, 8rem); position: relative; }
.sec-head { max-width: 46rem; margin-bottom: 3.4rem; }
.sec-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  color: var(--amber);
  display: block;
  margin-bottom: 1.1rem;
}
.sec-title { font-size: clamp(1.8rem, 4vw, 3rem); text-transform: uppercase; margin-bottom: 1rem; }
.sec-sub { color: var(--text-dim); }

/* ------- Grid de cursos ------- */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.6rem;
}
.course-card {
  position: relative;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  overflow: hidden;
  transition: transform .35s cubic-bezier(.2,.7,.2,1), border-color .35s ease, box-shadow .35s ease;
  display: flex;
  flex-direction: column;
}
.course-card:hover {
  transform: translateY(-10px);
  border-color: rgba(94,230,168,0.5);
  box-shadow: 0 30px 70px -30px rgba(0,0,0,0.85), 0 0 0 1px rgba(94,230,168,0.15);
}
.course-media {
  position: relative;
  aspect-ratio: 3 / 3.4;
  overflow: hidden;
}
.course-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.course-card:hover .course-media img { transform: scale(1.06); }
.course-media::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(to top, var(--ink) 6%, transparent 55%);
}
.course-badge {
  position: absolute;
  top: 1rem; left: 1rem;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 0.45rem 0.7rem;
  border-radius: 999px;
  background: rgba(10,14,19,0.7);
  border: 1px solid var(--line-strong);
  color: var(--text-dim);
  backdrop-filter: blur(6px);
}
.course-body { padding: 1.5rem; display: flex; flex-direction: column; flex: 1; }
.course-meta { display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em; color: var(--green); margin-bottom: 0.7rem; text-transform: uppercase; }
.course-meta span + span::before { content: "·"; margin-right: 0.5rem; color: var(--text-faint); }
.course-title { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; margin-bottom: 0.7rem; line-height: 1.2; }
.course-desc { color: var(--text-dim); font-size: 0.96rem; margin-bottom: 1.4rem; flex: 1; }
.course-cta {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.04em;
  color: var(--green);
}
.course-cta .arrow { transition: transform .25s ease; }
.course-card:hover .course-cta .arrow { transform: translateX(6px); }

/* ------- Valores / por qué CIETE ------- */
.values-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 1.4rem; }
.value {
  padding: 2rem 1.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  transition: border-color .3s ease, transform .3s ease;
}
.value:hover { border-color: rgba(255,184,92,0.4); transform: translateY(-6px); }
.value .ico {
  font-family: var(--font-mono); font-size: 1.5rem;
  width: 56px; height: 56px; display: grid; place-items: center;
  border-radius: 14px; background: rgba(94,230,168,0.08); color: var(--green);
  border: 1px solid rgba(94,230,168,0.2);
  margin-bottom: 1.2rem;
}
.value h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.value p { color: var(--text-dim); font-size: 0.95rem; }

/* ------- Método (banda de acento) ------- */
.method {
  padding-block: clamp(4rem, 9vw, 7rem);
  background:
    linear-gradient(180deg, transparent, rgba(94,230,168,0.05) 30%, rgba(94,230,168,0.05) 70%, transparent),
    transparent;
  border-block: 1px solid var(--line);
}
.method-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px,1fr)); gap: 1.6rem; counter-reset: step; }
.step { position: relative; padding-left: 3.2rem; }
.step::before {
  counter-increment: step;
  content: counter(step, decimal-leading-zero);
  position: absolute; left: 0; top: 0;
  font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; color: var(--amber);
}
.step h4 { font-family: var(--font-mono); font-size: 0.95rem; letter-spacing: 0.02em; margin-bottom: 0.4rem; color: var(--green); text-transform: uppercase; }
.step p { color: var(--text-dim); font-size: 0.92rem; }

/* ------- CTA final ------- */
.final-cta {
  text-align: center;
  padding-block: clamp(5rem, 12vw, 9rem);
  position: relative;
}
.final-cta h2 { font-size: clamp(2rem, 5vw, 3.6rem); text-transform: uppercase; margin-bottom: 1.4rem; }
.final-cta p { color: var(--text-dim); max-width: 44rem; margin: 0 auto 2.4rem; }

/* ------- Footer ------- */
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 2.6rem;
  background: rgba(10,14,19,0.5);
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2.5rem; }
.footer-grid .f-title { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--green); margin-bottom: 1rem; }
.footer-grid p, .footer-grid li { color: var(--text-dim); font-size: 0.92rem; }
.footer-grid ul { list-style: none; }
.footer-grid li { margin-bottom: 0.6rem; }
.footer-grid li a:hover { color: var(--green); }
.footer-bottom {
  margin-top: 2.4rem; padding-top: 1.6rem;
  border-top: 1px solid var(--line);
  display: flex; flex-wrap: wrap; gap: 1rem; justify-content: space-between;
  color: var(--text-faint); font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.04em;
}

/* ============================================================
   PÁGINA DE CURSO
   ============================================================ */
.course-hero {
  min-height: 62vh;
  display: flex; align-items: flex-end;
  position: relative;
  overflow: hidden;
  padding-top: 6rem;
  padding-bottom: 3.5rem;
}
.course-hero .ch-bg { position: absolute; inset: 0; overflow: hidden; }
.course-hero .ch-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.22; }
.course-hero .ch-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(to top, var(--ink) 8%, rgba(10,14,19,0.6) 55%, rgba(10,14,19,0.2)); }
.course-hero .ch-bg .layer { position: absolute; inset: 0; will-change: transform; }
.course-hero .ch-inner { position: relative; z-index: 2; width: 100%; }
.crumb { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; color: var(--text-dim); margin-bottom: 1.2rem; }
.crumb a:hover { color: var(--green); }
.crumb span { color: var(--green); }
.course-hero h1 { font-size: clamp(2rem, 5vw, 4rem); text-transform: uppercase; margin-bottom: 1rem; max-width: 20ch; }
.course-hero .lede { color: var(--text-dim); font-size: 1.1rem; max-width: 42rem; margin-bottom: 1.8rem; }
.course-hero .project {
  display: inline-flex; align-items: center; gap: 0.6rem;
  font-family: var(--font-mono); font-size: 0.86rem; color: var(--amber);
  padding: 0.7rem 1.1rem; border: 1px dashed rgba(255,184,92,0.5); border-radius: 12px;
}
.facts {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px,1fr)); gap: 1rem;
  margin-top: 2.4rem;
}
.fact {
  padding: 1.2rem 1.3rem;
  border: 1px solid var(--line); border-radius: 14px; background: var(--panel);
}
.fact .k { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-faint); display: block; margin-bottom: 0.4rem; }
.fact .v { font-family: var(--font-display); font-size: 1.3rem; font-weight: 600; color: var(--green); }

/* Precio de listado (tachado) + precio de promoción */
.fact .price { display: flex; flex-direction: column; gap: 0.15rem; line-height: 1.25; }
.fact .price .list { color: var(--red-muted); font-size: 0.8rem; font-weight: 600; text-decoration: line-through; text-decoration-thickness: 2px; letter-spacing: 0.03em; }
.fact .price .promo { color: var(--green); }
.fact .price .promo small { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--amber); vertical-align: middle; margin-left: 0.4rem; }

/* Precio compacto en las tarjetas del catálogo */
.course-price {
  display: flex; flex-direction: column; align-items: flex-start;
  gap: 0.22rem;
  font-family: var(--font-mono);
  margin-bottom: 1rem;
  padding-top: 0.2rem;
}
.course-price .list {
  order: -1; /* tachado pequeño arriba, precio real debajo */
  color: var(--red-muted);
  font-size: 0.72rem;
  font-weight: 600;
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
  letter-spacing: 0.03em;
}
.course-price .promo { color: var(--green); font-size: 1.15rem; font-weight: 700; }
.course-price .promo small {
  font-family: var(--font-mono); font-size: 0.6rem; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--amber);
  padding: 0.2rem 0.45rem; border: 1px solid rgba(255,184,92,0.45); border-radius: 999px;
  vertical-align: middle; margin-left: 0.2rem;
}

/* Leyenda de precios */
.price-note {
  margin-top: 1.6rem;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  color: var(--text-faint);
}
.facts .price-note {
  grid-column: 1 / -1;
  justify-self: start;
  margin-top: 0.2rem;
  color: var(--text-faint);
}

/* Aviso de pago con tarjeta */
.pay-card {
  display: flex; align-items: flex-start; gap: 0.85rem;
  border: 1px solid rgba(255,184,92,0.4);
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(255,184,92,0.10), rgba(255,184,92,0.02));
  padding: 1rem 1.15rem;
}
.pay-card .pay-ico { font-size: 1.45rem; line-height: 1; flex: none; }
.pay-card .pay-tx h4 {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--amber); margin-bottom: 0.25rem;
}
.pay-card .pay-tx p { font-size: 0.88rem; color: var(--text-dim); margin: 0; }
.facts .pay-card { grid-column: 1 / -1; margin-top: 0.9rem; }

/* Layout de detalle del curso */
.course-layout { display: grid; grid-template-columns: 1.6fr 1fr; gap: 3rem; align-items: start; }
.course-sticky { position: sticky; top: 90px; }
.course-panel {
  border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--panel); padding: 2rem;
}
.course-panel h3 { font-size: 1.25rem; text-transform: uppercase; margin-bottom: 1.2rem; color: var(--green); }

.syllabus { display: flex; flex-direction: column; }
.syl-row {
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem;
  padding: 1.1rem 0; border-bottom: 1px solid var(--line); align-items: start;
}
.syl-row:last-child { border-bottom: 0; }
.syl-num { font-family: var(--font-display); color: var(--amber); font-size: 1.1rem; font-weight: 700; }
.syl-txt h4 { font-family: var(--font-mono); font-size: 1rem; color: var(--text); margin-bottom: 0.3rem; letter-spacing: 0.01em; }
.syl-txt p { color: var(--text-dim); font-size: 0.92rem; }

/* Resumen comercial del curso */
.course-summary { display: flex; flex-direction: column; gap: 1.4rem; }
.summary-lede {
  font-family: var(--font-body); font-size: 1.08rem; line-height: 1.75;
  color: var(--text); max-width: 58ch;
}
.summary-lede strong { color: var(--green); font-family: var(--font-mono); font-weight: 600; }
.summary-lede em { color: var(--amber); font-style: normal; }
.summary-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.summary-tags span {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--amber);
  border: 1px solid rgba(255,184,92,0.35); border-radius: 999px;
  padding: 0.4rem 0.85rem;
}

/* Formulario de registro */
.reg-form { display: flex; flex-direction: column; gap: 1.1rem; }
.reg-form label { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-dim); display: block; margin-bottom: 0.4rem; }
.reg-form .field { display: flex; flex-direction: column; }
.reg-form input, .reg-form select {
  font-family: var(--font-body); font-size: 1rem;
  color: var(--text);
  background: rgba(10,14,19,0.6);
  border: 1px solid var(--line-strong);
  border-radius: 12px;
  padding: 0.9rem 1rem;
  outline: none;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.reg-form input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(94,230,168,0.15); }
.reg-form .btn { width: 100%; justify-content: center; }

/* Chips multiselección (días y horarios) */
.reg-form .chips { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.reg-form .chip {
  position: relative;
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.04em;
  color: var(--text-dim);
  border: 1px solid var(--line-strong); border-radius: 999px;
  padding: 0.55rem 0.9rem; cursor: pointer; user-select: none;
  transition: border-color .2s ease, color .2s ease, background .2s ease;
}
.reg-form .chip:hover { border-color: var(--green); color: var(--green); }
.reg-form .chip input { position: absolute; opacity: 0; pointer-events: none; }
.reg-form .chip:has(input:checked) {
  border-color: var(--green);
  background: rgba(94,230,168,0.12);
  color: var(--green);
}
.reg-form .chip:has(input:focus-visible) { outline: 2px solid rgba(94,230,168,0.5); outline-offset: 2px; }
.reg-form .chip .tick { opacity: 0; transition: opacity .15s ease; }
.reg-form .chip:has(input:checked) .tick { opacity: 1; }

/* Checkbox de pago con tarjeta */
.reg-form .pay-box {
  display: flex; align-items: center; gap: 0.7rem;
  border: 1px solid var(--line-strong); border-radius: 12px;
  padding: 0.85rem 1rem; cursor: pointer; user-select: none;
  transition: border-color .2s ease, background .2s ease;
}
.reg-form .pay-box:hover { border-color: var(--green); }
.reg-form .pay-box input { position: absolute; opacity: 0; pointer-events: none; }
.reg-form .pay-box .box-check {
  flex: none; display: grid; place-items: center;
  width: 20px; height: 20px; border-radius: 6px;
  border: 1px solid var(--line-strong); color: #04160c;
  font-size: 0.8rem; transition: background .2s ease, border-color .2s ease;
}
.reg-form .pay-box:has(input:checked) { border-color: rgba(94,230,168,0.5); background: rgba(94,230,168,0.06); }
.reg-form .pay-box:has(input:checked) .box-check { background: var(--green); border-color: var(--green); }
.reg-form .pay-box span.txt { font-family: var(--font-body); font-size: 0.9rem; color: var(--text); }
.reg-note { font-family: var(--font-mono); font-size: 0.72rem; color: var(--text-faint); text-align: center; }
.reg-success {
  display: none;
  padding: 1.4rem;
  border: 1px solid rgba(94,230,168,0.4); border-radius: 14px;
  background: rgba(94,230,168,0.08); color: var(--green);
  font-size: 0.95rem;
}

/* Objeciones / puntos clave */
.obj-grid { display: grid; grid-template-columns: repeat(auto-fit,minmax(220px,1fr)); gap: 1.2rem; }
.obj { display: flex; gap: 0.9rem; align-items: flex-start; }
.obj .tick { color: var(--green); font-family: var(--font-mono); font-size: 1.2rem; line-height: 1; margin-top: 2px; }
.obj h4 { font-size: 1rem; margin-bottom: 0.2rem; }
.obj p { color: var(--text-dim); font-size: 0.9rem; }

/* ============================================================
   Utilidades de animación (revelado al hacer scroll)
   ============================================================ */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .8s ease, transform .8s cubic-bezier(.2,.7,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-dir="left"] { transform: translateX(-40px); }
.reveal[data-dir="left"].in { transform: none; }
.reveal[data-dir="right"] { transform: translateX(40px); }
.reveal[data-dir="right"].in { transform: none; }

/* ============================================================
   Aviso de cookies
   ============================================================ */
.cookie-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 100;
  transform: translateY(110%);
  transition: transform .6s cubic-bezier(.2,.7,.2,1);
  padding: 1.1rem 1.4rem;
  background: rgba(13,18,25,0.97);
  border-top: 1px solid var(--line-strong);
  box-shadow: 0 -18px 50px -18px rgba(0,0,0,0.8);
  backdrop-filter: blur(10px);
}
.cookie-bar.show { transform: translateY(0); }
.cookie-inner {
  display: flex; align-items: center; gap: 1.4rem; flex-wrap: wrap;
  max-width: 1200px; margin: 0 auto;
}
.cookie-txt { flex: 1 1 320px; min-width: 220px; }
.cookie-title {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--green); margin-bottom: 0.35rem;
}
.cookie-txt p { margin: 0; font-size: 0.9rem; line-height: 1.6; color: var(--text-dim); }
.cookie-txt a { color: var(--amber); text-decoration: underline; text-underline-offset: 3px; }
.cookie-actions { display: flex; gap: 0.7rem; flex-wrap: wrap; }
.cookie-actions .btn { padding: 0.62rem 1.15rem; font-size: 0.82rem; }

@media (max-width: 700px) {
  .cookie-inner { flex-direction: column; align-items: stretch; }
  .cookie-actions { justify-content: center; }
}
@media (max-width: 980px) {
  .hero-inner, .course-layout { grid-template-columns: 1fr; }
  .course-sticky { position: static; }
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; background: rgba(10,14,19,0.97); padding: 1.4rem; gap: 1.1rem; border-bottom: 1px solid var(--line); }
  .nav-links.open { display: flex; }
  .nav-burger { display: block; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001s !important; transition-duration: .001s !important; }
  html { scroll-behavior: auto; }
}