/* =========================================================
   maxparra.com — Enterprise Architecture & AI
   ========================================================= */

:root {
  --bg-dark: #070b1a;
  --bg-dark-2: #0c1330;
  --ink-dark: #e9edf8;
  --muted-dark: #9aa5c6;
  --line-dark: rgba(255, 255, 255, 0.09);
  --card-dark: rgba(255, 255, 255, 0.035);

  --bg-light: #ffffff;
  --bg-tint: #f4f6fb;
  --ink: #0b1226;
  --muted: #4b5675;
  --line: #e2e7f1;

  --blue: #4f7cff;
  --cyan: #22d3ee;
  --violet: #a78bfa;
  --accent: linear-gradient(120deg, #4f7cff 0%, #22d3ee 100%);
  --accent-ai: linear-gradient(120deg, #a78bfa 0%, #4f7cff 60%, #22d3ee 100%);

  /* Colores de capa (guiño a ArchiMate: negocio amarillo, aplicación azul, tecnología verde) */
  --l-ai: #a78bfa;
  --l-business: #fbbf24;
  --l-data: #2dd4bf;
  --l-apps: #60a5fa;
  --l-tech: #4ade80;

  --font-display: 'Sora', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius: 18px;
  --radius-sm: 10px;
  --container: 1180px;
  --nav-h: 68px;
  --shadow: 0 1px 2px rgba(11, 18, 38, 0.04), 0 8px 28px rgba(11, 18, 38, 0.06);
  --shadow-hover: 0 2px 4px rgba(11, 18, 38, 0.05), 0 18px 40px rgba(11, 18, 38, 0.1);
}

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

html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 12px); -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink);
  background: var(--bg-dark);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0; line-height: 1.15; letter-spacing: -0.02em; }
p { margin: 0; }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.icon { width: 1.15em; height: 1.15em; flex-shrink: 0; }

.skip {
  position: absolute; left: 16px; top: -60px; z-index: 100;
  background: #fff; color: var(--ink); padding: 10px 16px; border-radius: 8px;
}
.skip:focus { top: 12px; }

:focus-visible { outline: 2px solid var(--cyan); outline-offset: 3px; border-radius: 6px; }

/* ---------- Tipografía de sección ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 14px;
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ''; width: 22px; height: 2px; background: var(--accent); border-radius: 2px; }
.dark .eyebrow { color: var(--cyan); }
.eyebrow--ai { color: var(--violet) !important; }
.eyebrow--ai::before { background: var(--accent-ai); }

.section { padding: 112px 0; position: relative; }
.section__head { max-width: 760px; margin-bottom: 56px; }
.section__head h2 { font-size: clamp(2rem, 3.6vw, 2.9rem); font-weight: 600; }
.section__lead { margin-top: 18px; font-size: 1.12rem; color: var(--muted); max-width: 680px; }

.light { background: var(--bg-light); color: var(--ink); }
.tint { background: var(--bg-tint); color: var(--ink); }
.dark { background: var(--bg-dark); color: var(--ink-dark); }
.dark .section__lead { color: var(--muted-dark); }

.subhead {
  font-family: var(--font-mono); font-weight: 500;
  font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 18px;
  display: flex; align-items: center; gap: 10px;
}
.dark .subhead { color: var(--muted-dark); }
.subhead--spaced { margin-top: 30px; }

/* ---------- Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  height: 50px; padding: 0 24px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem; white-space: nowrap;
  border: 1px solid transparent;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn--primary { background: var(--accent); color: #04101f; box-shadow: 0 10px 30px -10px rgba(34, 211, 238, 0.55); }
.btn--primary:hover { box-shadow: 0 16px 40px -12px rgba(34, 211, 238, 0.7); }
.btn--ghost { border-color: rgba(255, 255, 255, 0.18); color: var(--ink-dark); background: rgba(255, 255, 255, 0.04); }
.btn--ghost:hover { border-color: rgba(255, 255, 255, 0.4); background: rgba(255, 255, 255, 0.08); }
.btn--light { background: #fff; color: var(--ink); }
.btn--icon { width: 50px; padding: 0; border-color: rgba(255, 255, 255, 0.18); color: var(--ink-dark); }
.btn--icon:hover { border-color: rgba(255, 255, 255, 0.4); }
.btn--sm { height: 40px; padding: 0 18px; font-size: 0.86rem; }

/* ---------- Navegación ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50; height: var(--nav-h);
  display: flex; align-items: center;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(7, 11, 26, 0.94);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom-color: var(--line-dark);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; color: #fff; font-family: var(--font-display); font-weight: 600; }
.brand__mark {
  width: 38px; height: 38px; border-radius: 11px; display: grid; place-items: center;
  background: var(--accent); color: #04101f; font-size: 0.85rem; letter-spacing: 0.02em;
}
.nav__links { display: flex; gap: 4px; }
.nav__links a {
  color: var(--muted-dark); font-size: 0.9rem; font-weight: 500;
  padding: 8px 12px; border-radius: 8px; transition: color 0.2s, background 0.2s;
}
.nav__links a:hover, .nav__links a.is-active { color: #fff; background: rgba(255, 255, 255, 0.06); }
.nav__actions { display: flex; align-items: center; gap: 10px; }
.lang {
  font-family: var(--font-mono); font-size: 0.78rem; color: var(--ink-dark);
  border: 1px solid var(--line-dark); border-radius: 8px; padding: 8px 10px;
}
.lang:hover { border-color: rgba(255, 255, 255, 0.35); }
.nav__toggle {
  display: none; background: none; border: 1px solid var(--line-dark); color: #fff;
  width: 42px; height: 42px; border-radius: 10px; cursor: pointer; align-items: center; justify-content: center;
}

/* ---------- Hero ---------- */
.hero { position: relative; padding: calc(var(--nav-h) + 72px) 0 72px; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(800px 500px at 82% 30%, rgba(79, 124, 255, 0.22), transparent 60%),
    radial-gradient(600px 420px at 70% 70%, rgba(167, 139, 250, 0.16), transparent 60%),
    radial-gradient(700px 500px at 0% 0%, rgba(34, 211, 238, 0.1), transparent 60%);
}
.hero__bg::after {
  content: ''; position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.045) 1px, transparent 1px);
  background-size: 56px 56px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 75%);
}
.hero__grid { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 40px; align-items: center; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgba(74, 222, 128, 0); } 100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); } }
.hero__title { font-size: clamp(3rem, 7vw, 5.4rem); font-weight: 700; letter-spacing: -0.04em; color: #fff; }
.hero__role {
  margin-top: 10px; font-family: var(--font-display); font-size: clamp(1.2rem, 2.2vw, 1.6rem); font-weight: 500;
  background: var(--accent-ai); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero__lead { margin-top: 22px; font-size: 1.13rem; color: var(--muted-dark); max-width: 580px; }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }

/* Pila de capas de arquitectura (3D) */
.hero__visual { display: flex; flex-direction: column; align-items: center; }
.stack {
  position: relative; width: 420px; height: 440px;
  transform-style: preserve-3d;
  animation: bob 7s ease-in-out infinite;
}
@keyframes bob { 50% { transform: translateY(-12px); } }
.stack__layer {
  --c: var(--l-apps);
  position: absolute; left: 50%; top: 50%;
  width: 250px; height: 250px; margin: -125px 0 0 -125px;
  border-radius: 22px;
  border: 1.5px solid color-mix(in srgb, var(--c) 75%, transparent);
  background:
    linear-gradient(color-mix(in srgb, var(--c) 18%, transparent), color-mix(in srgb, var(--c) 6%, transparent)),
    repeating-linear-gradient(0deg, transparent 0 24px, color-mix(in srgb, var(--c) 14%, transparent) 24px 25px),
    repeating-linear-gradient(90deg, transparent 0 24px, color-mix(in srgb, var(--c) 14%, transparent) 24px 25px),
    rgba(9, 14, 34, 0.82);
  box-shadow: 0 0 40px -8px color-mix(in srgb, var(--c) 55%, transparent), inset 0 0 30px -10px color-mix(in srgb, var(--c) 60%, transparent);
  transform: translateY(calc((var(--i) - 2) * 72px)) rotateX(62deg) rotateZ(-45deg);
  transition: transform 0.5s cubic-bezier(0.2, 0.7, 0.2, 1);
  animation: layerIn 0.9s cubic-bezier(0.2, 0.7, 0.2, 1) both;
  animation-delay: calc(0.25s + (4 - var(--i)) * 0.12s);
}
.hero__visual:hover .stack__layer { transform: translateY(calc((var(--i) - 2) * 84px)) rotateX(62deg) rotateZ(-45deg); }
@keyframes layerIn {
  from { opacity: 0; transform: translateY(calc((var(--i) - 2) * 72px - 60px)) rotateX(62deg) rotateZ(-45deg); }
}
.stack__layer--ai { --c: var(--l-ai); }
.stack__layer--business { --c: var(--l-business); }
.stack__layer--data { --c: var(--l-data); }
.stack__layer--apps { --c: var(--l-apps); }
.stack__layer--tech { --c: var(--l-tech); }
.stack__label {
  position: absolute; left: 18px; bottom: 16px;
  font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--c);
}
.stack__layer--ai::after {
  content: ''; position: absolute; inset: 30%; border-radius: 50%;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.9), rgba(167, 139, 250, 0) 70%);
  animation: glow 3s ease-in-out infinite;
}
@keyframes glow { 50% { opacity: 0.45; transform: scale(0.8); } }
.stack__legend { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 18px; margin-top: 10px; max-width: 460px; }
.legend { display: inline-flex; align-items: center; gap: 8px; font-size: 0.8rem; color: var(--muted-dark); }
.legend i { width: 10px; height: 10px; border-radius: 3px; background: var(--c); box-shadow: 0 0 10px var(--c); }
.legend--ai { --c: var(--l-ai); }
.legend--business { --c: var(--l-business); }
.legend--data { --c: var(--l-data); }
.legend--apps { --c: var(--l-apps); }
.legend--tech { --c: var(--l-tech); }

/* Indicadores */
.stats {
  position: relative; margin: 72px 0 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line-dark); border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.025);
  backdrop-filter: blur(8px);
}
.stat { padding: 28px 28px; border-left: 1px solid var(--line-dark); }
.stat:first-child { border-left: 0; }
.stat__value { font-family: var(--font-display); font-size: 2.6rem; font-weight: 600; color: #fff; line-height: 1; letter-spacing: -0.03em; }
.stat__label { margin: 10px 0 0; color: var(--muted-dark); font-size: 0.92rem; }

/* ---------- Enfoque ---------- */
.summary {
  font-size: 1.05rem; color: var(--muted); max-width: 860px;
  padding: 22px 26px; border-left: 3px solid; border-image: var(--accent) 1;
  background: var(--bg-tint); margin: -20px 0 48px;
}
/* Pilares del enfoque: acordeón. Cerrados muestran solo ícono y título; cada uno se abre por separado. */
/* Sin JS: cuadrícula con todo abierto. Con JS: columnas fijas (main.js) para que abrir un pilar
   solo desplace los de su columna, sin huecos ni tarjetas que salten de columna. */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; align-items: start; }
.pillars.is-cols { display: flex; align-items: flex-start; }
.pillars__col { flex: 1 1 0; min-width: 0; display: flex; flex-direction: column; gap: 16px; }
.pillar {
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  border-radius: var(--radius); border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
}
@media (hover: hover) { .pillar:hover { box-shadow: var(--shadow-hover); border-color: #cdd6ea; } }
.pillar.is-open { border-color: rgba(79, 124, 255, 0.35); box-shadow: var(--shadow-hover); }
.pillar__h { margin: 0; font: inherit; letter-spacing: normal; }
.pillar__trigger {
  display: flex; align-items: center; gap: 14px; width: 100%; padding: 18px 18px 18px 20px;
  border: 0; border-radius: var(--radius); background: none; color: inherit; font: inherit; text-align: left; cursor: pointer;
}
.pillar__trigger:focus-visible { outline: 2px solid var(--blue); outline-offset: -2px; }
.pillar__icon {
  width: 44px; height: 44px; flex-shrink: 0; border-radius: 12px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.12), rgba(34, 211, 238, 0.12));
  color: var(--blue); font-size: 1.25rem; transition: background 0.3s;
}
.pillar.is-open .pillar__icon { background: linear-gradient(135deg, rgba(79, 124, 255, 0.2), rgba(34, 211, 238, 0.2)); }
.pillar__title { flex: 1; min-width: 0; font-family: var(--font-display); font-size: 1.05rem; font-weight: 600; line-height: 1.3; color: var(--ink); transition: color 0.3s; }
.pillar.is-open .pillar__title { color: var(--blue); }
@media (hover: hover) { .pillar__trigger:hover .pillar__title { color: var(--blue); } }
.pillar__chev { width: 20px; height: 20px; flex-shrink: 0; color: var(--muted); transition: transform 0.5s var(--ease), color 0.3s; }
.pillar.is-open .pillar__chev { transform: rotate(180deg); color: var(--blue); }
.pillar__body { display: grid; grid-template-rows: 1fr; transition: grid-template-rows 0.5s var(--ease); }
.js .pillar:not(.is-open) .pillar__body { grid-template-rows: 0fr; }
.pillar__body-inner { min-height: 0; overflow: hidden; }
.pillar__copy { padding: 0 20px 22px 78px; }
.pillar__copy p { color: var(--muted); font-size: 0.95rem; }
.pillar__copy .tags { margin-top: 14px; }
.js .pillar .pillar__copy { opacity: 0; transform: translateY(-4px); transition: opacity 0.2s, transform 0.2s; }
.js .pillar.is-open .pillar__copy { opacity: 1; transform: none; transition: opacity 0.4s 0.12s, transform 0.5s 0.12s var(--ease); }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; }
.tags li {
  font-family: var(--font-mono); font-size: 0.72rem; padding: 4px 9px; border-radius: 6px;
  background: var(--bg-tint); color: var(--muted); border: 1px solid var(--line);
}
.tags--dark li { background: rgba(255, 255, 255, 0.05); color: var(--muted-dark); border-color: var(--line-dark); }


/* ---------- IA ---------- */
.ai { overflow: hidden; background: radial-gradient(1000px 600px at 100% 0%, #15123a 0%, transparent 60%), var(--bg-dark); }
.ai__glow {
  position: absolute; width: 700px; height: 700px; left: -250px; bottom: -300px; border-radius: 50%;
  background: radial-gradient(circle, rgba(167, 139, 250, 0.18), transparent 65%); pointer-events: none;
}
.ai h2 { color: #fff; }
.ai__grid { position: relative; display: grid; grid-template-columns: 1.35fr 1fr; gap: 40px; }
/* Sección de IA: párrafo en primera persona con los conceptos clave resaltados. */
.howto { max-width: 680px; }
.howto__p { font-size: 1.08rem; line-height: 1.85; color: var(--muted-dark); }
/* Justificado solo con ancho suficiente: en móvil abriría huecos entre palabras. */
@media (min-width: 721px) { .howto__p { text-align: justify; hyphens: auto; -webkit-hyphens: auto; } }
.howto__p strong { font-weight: 600; color: #fff; }
.ai__aside { display: flex; flex-direction: column; gap: 18px; }
/* Stack y plataformas: a todo el ancho bajo el texto y la formación. */
.panel--wide { grid-column: 1 / -1; }
.panel { padding: 28px; border-radius: var(--radius); background: var(--card-dark); border: 1px solid var(--line-dark); }
.panel--light { background: #fff; border-color: var(--line); box-shadow: var(--shadow); }
.creds { display: flex; flex-direction: column; gap: 16px; }
.creds li { display: flex; gap: 14px; align-items: flex-start; }
.creds .icon { color: var(--violet); font-size: 1.3rem; margin-top: 2px; }
.creds strong { display: block; color: #fff; font-weight: 600; font-size: 0.97rem; }
.creds span { color: var(--muted-dark); font-size: 0.86rem; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chips li {
  font-size: 0.85rem; padding: 7px 13px; border-radius: 999px; font-weight: 500;
  background: linear-gradient(120deg, rgba(79, 124, 255, 0.1), rgba(34, 211, 238, 0.1));
  color: #1e3a8a; border: 1px solid rgba(79, 124, 255, 0.2);
}
.chips--ai li { background: rgba(255, 255, 255, 0.05); color: var(--ink-dark); border-color: var(--line-dark); transition: border-color 0.2s, background 0.2s; }
.chips--ai li:hover { border-color: rgba(167, 139, 250, 0.6); background: rgba(167, 139, 250, 0.12); }
.chips--outline li { background: transparent; color: var(--ink); border-color: var(--line); font-family: var(--font-mono); font-size: 0.78rem; }
.chips--muted li { background: var(--bg-tint); color: var(--muted); border-color: var(--line); font-weight: 400; font-size: 0.8rem; }

/* ---------- Trayectoria ---------- */
.timeline { position: relative; display: flex; flex-direction: column; gap: 22px; }
.timeline::before {
  content: ''; position: absolute; top: 8px; bottom: 8px; left: 200px; width: 2px;
  background: linear-gradient(var(--blue), var(--cyan) 40%, var(--line) 90%);
}
.job { position: relative; display: grid; grid-template-columns: 200px 1fr; gap: 44px; }
.job::before {
  content: ''; position: absolute; left: 194px; top: 28px; width: 14px; height: 14px; border-radius: 50%;
  background: #fff; border: 3px solid var(--blue); z-index: 1;
}
.job--current::before { background: var(--cyan); border-color: #fff; box-shadow: 0 0 0 4px rgba(34, 211, 238, 0.35); }
.job__meta { text-align: right; padding-top: 22px; display: flex; flex-direction: column; gap: 4px; padding-right: 22px; }
.job__period { font-family: var(--font-mono); font-size: 0.82rem; color: var(--ink); font-weight: 500; }
.job__sector { font-size: 0.84rem; color: var(--muted); }
.job__card {
  padding: 26px 28px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: box-shadow 0.25s, border-color 0.25s;
}
.job__card:hover { box-shadow: var(--shadow-hover); border-color: #cdd6ea; }
.job--current .job__card { border-color: rgba(79, 124, 255, 0.35); background: linear-gradient(180deg, rgba(79, 124, 255, 0.04), #fff 50%); }
.job__head { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 12px; }
.job h3 { font-size: 1.2rem; font-weight: 600; }
.job__company { color: var(--blue); font-weight: 600; margin-top: 4px; }
.job__card > p { color: var(--muted); }
.job__list { margin-top: 16px; display: grid; grid-template-columns: 1fr 1fr; gap: 8px 22px; }
.job__list li { display: flex; gap: 10px; font-size: 0.93rem; color: var(--ink); }
.job__list .icon { color: var(--cyan); margin-top: 3px; }
.badge {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 5px 10px; border-radius: 999px; background: rgba(34, 211, 238, 0.14); color: #0e7490; white-space: nowrap;
}
.badge--ai { background: rgba(167, 139, 250, 0.16); color: #c4b5fd; }
.job--early::before { border-color: #cbd5e1; }
.early { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; margin-top: 16px; }
.early__item { padding: 16px; border-radius: 12px; background: var(--bg-tint); border: 1px solid var(--line); }
.early__item strong { display: block; font-size: 0.92rem; }
.early__item span { display: block; font-family: var(--font-mono); font-size: 0.74rem; color: var(--muted); margin: 4px 0 8px; }
.early__item p { font-size: 0.86rem; color: var(--muted); }

/* ---------- Credenciales ---------- */
.certs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.certs__total {
  border-radius: var(--radius); padding: 28px; color: #fff;
  background: radial-gradient(400px 200px at 100% 0%, rgba(34, 211, 238, 0.35), transparent 60%), linear-gradient(140deg, #0c1330, #1b2a6b);
  display: flex; flex-direction: column; justify-content: flex-end; min-height: 180px;
  font-family: var(--font-mono); font-size: 0.8rem; letter-spacing: 0.12em; text-transform: uppercase; color: #b8c4e6;
}
.certs__num { font-family: var(--font-display); font-size: 4.2rem; font-weight: 700; color: #fff; letter-spacing: -0.04em; line-height: 1; margin-bottom: 6px; }
.certgroup {
  padding: 24px; border-radius: var(--radius); background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow);
  transition: transform 0.25s, box-shadow 0.25s;
}
.certgroup:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.certgroup--wide { grid-column: span 2; }
.certgroup header { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.certgroup__mono {
  min-width: 42px; height: 42px; padding: 0 8px; border-radius: 12px; display: grid; place-items: center;
  font-family: var(--font-mono); font-size: 0.72rem; color: #fff; background: linear-gradient(135deg, #1b2a6b, #2563eb);
}
.certgroup h3 { font-size: 1rem; font-weight: 600; }
.certgroup ul { display: flex; flex-direction: column; gap: 8px; }
.certgroup--wide ul { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px 24px; }
.certgroup li { position: relative; padding-left: 16px; font-size: 0.9rem; color: var(--muted); }
.certgroup li::before { content: ''; position: absolute; left: 0; top: 0.6em; width: 6px; height: 6px; border-radius: 2px; background: var(--accent); }
.cred-grid { display: grid; grid-template-columns: 1fr 1.25fr; gap: 20px; margin-top: 20px; }
.edu { display: flex; flex-direction: column; gap: 18px; }
.edu li { display: grid; grid-template-columns: 58px 1fr; gap: 14px; align-items: start; }
.edu__year { font-family: var(--font-mono); font-size: 0.82rem; color: var(--blue); padding: 4px 0; border-top: 2px solid var(--blue); }
.edu strong { display: block; font-weight: 600; }
.edu span { color: var(--muted); font-size: 0.9rem; }

/* ---------- Eventos ---------- */
.events { background: radial-gradient(900px 500px at 0% 0%, rgba(34, 211, 238, 0.1), transparent 60%), var(--bg-dark); }
.events h2 { color: #fff; }
.event-empty {
  border: 1.5px dashed rgba(255, 255, 255, 0.15); border-radius: var(--radius); padding: 56px 24px;
  display: flex; flex-direction: column; align-items: center; gap: 16px; text-align: center; color: var(--muted-dark);
}
.event-empty__icon { width: 64px; height: 64px; border-radius: 18px; display: grid; place-items: center; font-size: 1.8rem; color: var(--cyan); background: rgba(34, 211, 238, 0.1); }

/* ---------- Contacto ---------- */
.contact {
  position: relative; padding: 120px 0; text-align: center; color: #fff; overflow: hidden;
  background:
    radial-gradient(700px 400px at 20% 100%, rgba(167, 139, 250, 0.35), transparent 60%),
    radial-gradient(700px 400px at 85% 0%, rgba(34, 211, 238, 0.35), transparent 60%),
    linear-gradient(135deg, #0b1440, #13227a 60%, #0b1440);
}
.contact__inner { display: flex; flex-direction: column; align-items: center; }
.contact .eyebrow { color: #a5f3fc; }
.contact h2 { font-size: clamp(2rem, 4vw, 3.1rem); font-weight: 600; max-width: 820px; }
.contact .section__lead { color: #c7d2fe; margin-left: auto; margin-right: auto; }
.contact__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 36px; }


/* ---------- Animación de entrada ---------- */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity 0.7s ease, transform 0.7s cubic-bezier(0.2, 0.7, 0.2, 1); transition-delay: var(--d, 0ms); }
.js .reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; }
  .js .reveal { opacity: 1; transform: none; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .nav__links a { padding: 8px 8px; font-size: 0.86rem; }
  .nav__cv span { display: none; }
  .nav__cv { width: 40px; padding: 0; }
}

@media (max-width: 980px) {
  .nav__toggle { display: inline-flex; }
  .nav__links {
    position: fixed; top: var(--nav-h); left: 0; right: 0; flex-direction: column; gap: 0;
    padding: 12px 16px 20px; background: rgba(7, 11, 26, 0.97); border-bottom: 1px solid var(--line-dark);
    transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity 0.2s, transform 0.2s;
  }
  .nav__links.is-open { transform: none; opacity: 1; pointer-events: auto; }
  .nav__links a { padding: 14px 12px; font-size: 1rem; }
  .nav.menu-open { background: rgba(7, 11, 26, 0.97); }

  .hero__grid { grid-template-columns: 1fr; gap: 20px; }
  .stack { width: 340px; height: 380px; scale: 0.85; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(3) { border-left: 0; }
  .stat:nth-child(n + 3) { border-top: 1px solid var(--line-dark); }
  .pillars { grid-template-columns: repeat(2, 1fr); }
  .ai__grid { grid-template-columns: 1fr; }
  .certs { grid-template-columns: repeat(2, 1fr); }
  .certgroup--wide { grid-column: span 2; }
  .cred-grid { grid-template-columns: 1fr; }
  .early { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .container { padding: 0 16px; }
  .section { padding: 80px 0; }
  .section__head { margin-bottom: 40px; }
  .brand__name { display: none; }
  .hero { padding-top: calc(var(--nav-h) + 40px); }
  .hero__ctas .btn--primary, .hero__ctas .btn--ghost { flex: 1 1 auto; }
  .stack { width: 300px; height: 330px; scale: 0.72; margin: -30px 0; }
  .stat { padding: 20px; }
  .stat__value { font-size: 2rem; }
  .pillars { grid-template-columns: 1fr; gap: 10px; }
  .pillars__col { gap: 10px; }
  .pillar__copy { padding-left: 20px; }
  .summary { margin-top: -12px; }
  .timeline::before { left: 7px; }
  .job { grid-template-columns: 1fr; gap: 8px; padding-left: 30px; }
  .job::before { left: 1px; top: 4px; }
  .job__meta { text-align: left; padding: 0; flex-direction: row; gap: 10px; flex-wrap: wrap; }
  .job__list { grid-template-columns: 1fr; }
  .job__card { padding: 22px; }
  .certs { grid-template-columns: 1fr; }
  .certgroup--wide { grid-column: auto; }
  .certgroup--wide ul { grid-template-columns: 1fr; }
  .certs__total { min-height: 0; }
  .contact { padding: 88px 0; }
  .contact__actions .btn { width: 100%; }
}

/* ---------- Retrato del hero ---------- */
.portrait { position: relative; width: min(420px, 100%); margin: 0; justify-self: center; }
.portrait__deco {
  position: absolute; inset: -22px -22px 22px 22px; border-radius: 34px;
  border: 1px dashed rgba(255, 255, 255, 0.16);
}
.portrait__deco::before {
  content: ''; position: absolute; inset: 10% -10% -6% -12%; z-index: -1; border-radius: 50%;
  background: radial-gradient(circle at 60% 40%, rgba(79, 124, 255, 0.45), rgba(167, 139, 250, 0.2) 45%, transparent 70%);
  filter: blur(20px);
}
.portrait__frame {
  position: relative; aspect-ratio: 941 / 1260; border-radius: 28px; overflow: hidden;
  background: #2a2f3a; border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 50px 90px -40px rgba(79, 124, 255, 0.6), 0 0 0 6px rgba(255, 255, 255, 0.02);
}
.portrait__frame img { width: 100%; height: 100%; object-fit: cover; }
.portrait__frame::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background:
    linear-gradient(180deg, rgba(7, 11, 26, 0) 58%, rgba(7, 11, 26, 0.75) 100%),
    linear-gradient(135deg, rgba(79, 124, 255, 0.16), rgba(34, 211, 238, 0) 45%);
}

/* ---------- Cabecera de IA con la pila de capas ---------- */
.ai__head { position: relative; display: grid; grid-template-columns: 1.15fr 1fr; gap: 24px; align-items: center; margin-bottom: 40px; }
.ai__head .section__head { margin-bottom: 0; }
.ai__head .stack { scale: 0.82; margin: -40px 0 -30px; }

/* ---------- Carrusel de eventos ---------- */
.events__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 40px; }
.events__head .section__head { margin-bottom: 0; }
/* ---------- Eventos: lista + escenario ----------
   Las imágenes son afiches con texto propio: nunca se escribe encima de ellas.
   Móvil (base): acordeón de filas con miniatura; al abrir, la imagen completa y el texto debajo.
   Escritorio (≥900px): lista a la izquierda y la imagen del evento activo a la derecha. */
.evx { --ease: cubic-bezier(0.22, 1, 0.36, 1); }
.evx__list { border-top: 1px solid var(--line-dark); }
.evx__item { position: relative; border-bottom: 1px solid var(--line-dark); }
.evx__item::before {
  content: ''; position: absolute; left: 0; top: -1px; bottom: -1px; width: 2px; background: var(--accent);
  transform: scaleY(0); transform-origin: top; transition: transform 0.6s var(--ease);
}
.evx__item.is-active::before { transform: scaleY(1); }
/* Rotación automática (escritorio): la línea del evento activo se llena durante los 5 s de cada evento. */
.evx__progress {
  position: absolute; z-index: 1; left: 0; top: -1px; bottom: -1px; width: 2px; pointer-events: none;
  background: var(--accent); box-shadow: 0 0 12px rgba(34, 211, 238, 0.6);
  transform: scaleY(0); transform-origin: top;
}
.evx.is-auto .evx__item.is-active::before { opacity: 0.22; }
.evx.is-auto .evx__item.is-active .evx__progress { animation: evx-progress var(--evx-dur, 5s) linear forwards; }
.evx.is-auto.is-paused .evx__item.is-active .evx__progress { animation-play-state: paused; }
@keyframes evx-progress { to { transform: scaleY(1); } }
.evx__ctrl {
  display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; padding: 6px 2px; border: 0; background: none; cursor: pointer;
  font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-dark);
  transition: color 0.3s;
}
.evx__ctrl[hidden] { display: none; }
.evx__ctrl:hover { color: var(--cyan); }
.evx__ctrl .icon { width: 14px; height: 14px; }
.evx__ctrl-play, .evx__ctrl[aria-pressed="true"] .evx__ctrl-pause { display: none; }
.evx__ctrl[aria-pressed="true"] .evx__ctrl-play { display: inline-flex; }
.evx__ctrl-pause { display: inline-flex; }
.evx__h { margin: 0; font: inherit; letter-spacing: normal; }
.evx__trigger {
  display: flex; align-items: center; gap: 14px; width: 100%; padding: 16px 4px 16px 16px;
  border: 0; background: none; color: inherit; font: inherit; text-align: left; cursor: pointer;
}
.evx__trigger:focus-visible { outline: 2px solid var(--cyan); outline-offset: -2px; border-radius: 8px; }
.evx__thumb { width: 52px; height: 52px; flex-shrink: 0; border-radius: 12px; object-fit: cover; border: 1px solid var(--line-dark); }
.evx__label { display: flex; flex-direction: column; gap: 5px; flex: 1; min-width: 0; }
.evx__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 12px; font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-dark); }
.evx__meta b { font-weight: 500; color: var(--cyan); }
.evx__meta em { display: inline-flex; align-items: center; gap: 6px; font-style: normal; color: #86efac; }
.evx__fmt { display: none; }
.evx__meta em::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--l-tech); }
.evx__name { font-family: var(--font-display); font-size: 1.1rem; font-weight: 600; line-height: 1.25; color: var(--ink-dark); transition: color 0.3s; }
.evx__item.is-active .evx__name { color: #fff; }
.evx__trigger:hover .evx__name { color: var(--cyan); }
.evx__chev { width: 20px; height: 20px; flex-shrink: 0; color: var(--muted-dark); transition: transform 0.5s var(--ease), color 0.3s; }
.evx__item.is-active .evx__chev { transform: rotate(180deg); color: var(--cyan); }

.evx__panel { display: grid; grid-template-rows: 1fr; transition: grid-template-rows 0.6s var(--ease); }
.js .evx__item:not(.is-active) .evx__panel { grid-template-rows: 0fr; }
.evx__panel-inner { min-height: 0; overflow: hidden; }
.evx__copy { display: flex; flex-direction: column; gap: 10px; padding: 2px 4px 24px 16px; }
.js .evx__item .evx__copy { opacity: 0; transform: translateY(8px); transition: opacity 0.25s, transform 0.25s; }
.js .evx__item.is-active .evx__copy { opacity: 1; transform: none; transition: opacity 0.45s 0.15s, transform 0.6s 0.15s var(--ease); }
.evx__talk { font-size: 1.02rem; font-weight: 500; line-height: 1.4; color: var(--cyan); text-wrap: balance; }
.evx__place { display: flex; align-items: flex-start; gap: 6px; font-size: 0.86rem; color: var(--muted-dark); }
.evx__place .icon { flex-shrink: 0; margin-top: 2px; }
.evx__highlight { font-size: 0.88rem; font-weight: 500; line-height: 1.5; color: var(--ink-dark); padding-left: 12px; border-left: 2px solid var(--violet); }
.evx__summary { font-size: 0.94rem; line-height: 1.65; color: var(--muted-dark); }
.evx__foot { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 16px; margin-top: 4px; }
.evx__foot .tags { margin-top: 0; }
.evx__link { display: inline-flex; align-items: center; gap: 7px; color: var(--cyan); font-weight: 600; font-size: 0.88rem; white-space: nowrap; }
.evx__link .icon { transition: transform 0.3s var(--ease); }
.evx__link:hover .icon { transform: translateX(3px); }

/* Imagen completa (contain) sobre un fondo desenfocado de la misma imagen */
.evx__media, .evx__slide {
  position: relative; display: flex; align-items: center; justify-content: center; overflow: hidden;
  isolation: isolate; background: #0a1024;
}
.evx__bg { position: absolute; inset: -12%; z-index: -1; width: 124%; height: 124%; object-fit: cover; filter: blur(28px) brightness(0.45) saturate(1.2); }
.evx__img { display: block; width: auto; height: auto; max-width: 100%; max-height: 100%; border-radius: 10px; box-shadow: 0 24px 50px -20px rgba(0, 0, 0, 0.75); }
.evx__media--inline { aspect-ratio: 16 / 11; margin: 4px 0 8px; padding: 16px; border-radius: 16px; border: 1px solid var(--line-dark); }
.evx__photos {
  position: absolute; z-index: 2; right: 12px; bottom: 12px; display: inline-flex; align-items: center; gap: 7px;
  height: 34px; padding: 0 12px; border-radius: 999px; cursor: zoom-in;
  border: 1px solid rgba(255, 255, 255, 0.18); background: rgba(7, 11, 26, 0.62); color: #fff; font-size: 0.78rem; font-weight: 500;
  backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); transition: background 0.3s, border-color 0.3s;
}
.evx__photos .icon { width: 15px; height: 15px; }
.evx__photos:hover { background: rgba(34, 211, 238, 0.2); border-color: rgba(34, 211, 238, 0.55); }
.evx__stage { display: none; }

@media (min-width: 900px) {
  .evx { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr); grid-template-rows: auto 1fr; column-gap: 56px; align-items: start; }
  .evx__list { grid-column: 1; grid-row: 1; }
  .evx__ctrl { grid-column: 1; grid-row: 2; justify-self: start; }
  .evx__thumb, .evx__chev, .evx__media--inline { display: none; }
  .evx__fmt { display: inline; }
  .evx__trigger { padding: 22px 8px 22px 26px; }
  .evx__item.is-active .evx__trigger { cursor: default; padding-bottom: 14px; }
  .evx__trigger { transition: padding 0.5s var(--ease); }
  .evx__copy { padding: 0 8px 28px 26px; }
  .evx__name { font-size: 1.3rem; }
  .evx__stage {
    grid-column: 2; grid-row: 1 / span 2;
    display: block; position: sticky; top: 96px; height: 480px; border-radius: 22px; overflow: hidden;
    border: 1px solid var(--line-dark); background: #0a1024; box-shadow: 0 40px 90px -50px rgba(34, 211, 238, 0.45);
  }
  .evx__slide {
    position: absolute; inset: 0; margin: 0; padding: 36px 36px 64px;
    opacity: 0; transform: scale(1.04); visibility: hidden;
    transition: opacity 0.6s var(--ease), transform 1s var(--ease), visibility 0s 0.6s;
  }
  .evx__slide.is-active { opacity: 1; transform: none; visibility: visible; transition: opacity 0.6s var(--ease), transform 1s var(--ease), visibility 0s; }
  .evx__slide .evx__photos { right: 18px; bottom: 16px; }
}

/* ---------- Lightbox ---------- */
.lightbox { width: 100vw; height: 100vh; max-width: 100vw; max-height: 100vh; margin: 0; padding: 0; border: 0; background: transparent; color: #fff; }
.lightbox[open] { display: grid; grid-template-columns: 88px 1fr 88px; align-items: center; }
.lightbox::backdrop { background: rgba(4, 7, 18, 0.92); backdrop-filter: blur(6px); }
.lightbox__figure { margin: 0; display: flex; flex-direction: column; align-items: center; gap: 14px; padding: 24px 0; min-width: 0; }
.lightbox__figure img { max-width: 100%; max-height: calc(100vh - 120px); border-radius: 14px; object-fit: contain; box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8); }
.lightbox figcaption { display: flex; gap: 16px; align-items: baseline; font-size: 0.95rem; color: var(--ink-dark); text-align: center; }
.lightbox__count { font-family: var(--font-mono); font-size: 0.8rem; color: var(--muted-dark); white-space: nowrap; }
.lightbox__nav, .lightbox__close {
  width: 52px; height: 52px; border-radius: 50%; display: grid; place-items: center; justify-self: center; cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.2); background: rgba(255, 255, 255, 0.06); color: #fff; font-size: 1.15rem;
}
.lightbox__nav:hover, .lightbox__close:hover { border-color: var(--cyan); background: rgba(34, 211, 238, 0.14); }
.lightbox__nav[hidden] { visibility: hidden; }
.lightbox__close { position: fixed; top: 18px; right: 22px; width: 46px; height: 46px; font-size: 1.7rem; line-height: 1; z-index: 2; }

@media (max-width: 980px) {
  .portrait { width: min(380px, 78%); margin-top: 40px; }
  .ai__head { grid-template-columns: 1fr; }
  .ai__head .stack { scale: 0.75; margin: -50px 0 -40px; }
}

@media (max-width: 720px) {
  .portrait { width: min(300px, 76%); margin-top: 32px; }
  .portrait__deco { inset: -14px -14px 14px 14px; }
  .ai__head .stack { scale: 0.62; margin: -80px 0 -60px; }
  .events__head { flex-direction: column; align-items: flex-start; }
  .lightbox[open] { grid-template-columns: 1fr; }
  .lightbox__figure { padding: 70px 12px 96px; }
  .lightbox__figure img { max-height: calc(100vh - 220px); }
  .lightbox__nav { position: fixed; bottom: 24px; }
  .lightbox__nav--prev { left: calc(50% - 70px); }
  .lightbox__nav:not(.lightbox__nav--prev) { right: calc(50% - 70px); }
}

/* ---------- WhatsApp ---------- */
.btn--whatsapp { background: #25d366; color: #04210f; box-shadow: 0 10px 30px -10px rgba(37, 211, 102, 0.6); }
.btn--whatsapp:hover { box-shadow: 0 16px 40px -12px rgba(37, 211, 102, 0.75); }