/* =============================================================
   Trayectoria — Archetype: Mouse-Reactive Gradient
   Monocromo casi negro + un acento neón. Tipografía masiva mono/sans.
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #0a0a0a;
  --bg-2: #161616;
  --ink: #fafafa;
  --mute: #a3a3a3;
  --faint: #6b6b6b;
  --accent: #00ff88;
  --line: rgba(250, 250, 250, 0.12);

  --gradient-1: #ff006e;
  --gradient-2: #8338ec;
  --gradient-3: #3a86ff;
  --gradient-4: #06ffa5;

  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --container: 1180px;
  --gutter: 1.25rem;
}

/* =============================================================
   2. Reset & base
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; }
html {
  -webkit-text-size-adjust: 100%;
  tab-size: 2;
  overflow-x: clip;
  scroll-behavior: smooth;
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
  position: relative;
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
button { font: inherit; color: inherit; cursor: pointer; border: 0; background: none; }
a { color: inherit; text-decoration: none; }
p { text-wrap: pretty; }
h1, h2, h3, h4 {
  text-wrap: balance; line-height: 0.98; letter-spacing: -0.02em;
  font-family: var(--mono); font-weight: 700; color: var(--ink);
}
ul { list-style: none; padding: 0; }
::selection { background: var(--accent); color: #0a0a0a; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 2px; }

/* =============================================================
   3. Utilities
   ============================================================= */
.container { max-width: var(--container); margin-inline: auto; padding-inline: var(--gutter); position: relative; z-index: 1; }

.skip-link {
  position: fixed; top: -100px; left: 1rem;
  padding: .6rem 1rem; background: var(--accent); color: #0a0a0a;
  z-index: 9999; border-radius: 4px; font-weight: 700;
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  font-family: var(--mono);
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 0.9rem;
}

/* =============================================================
   4. Typography
   ============================================================= */
h2 { font-size: clamp(1.9rem, 4.6vw, 3.2rem); margin-bottom: 1.4rem; }
h3 { font-size: clamp(1.05rem, 2vw, 1.3rem); margin-bottom: 0.5rem; font-family: var(--sans); font-weight: 700; }
.section-lede { color: var(--mute); max-width: 62ch; font-size: 1.05rem; margin-bottom: 2.4rem; }

section { position: relative; z-index: 1; padding-block: clamp(3.5rem, 8vw, 7rem); border-top: 1px solid var(--line); }
.hero { border-top: none; }

/* =============================================================
   5. Components
   ============================================================= */

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 1.7rem; border-radius: 2px;
  font-weight: 600; font-size: 0.95rem; font-family: var(--mono);
  transition: transform .3s var(--ease-out), background .3s var(--ease-out), color .3s var(--ease-out);
}
.btn-primary {
  background: var(--accent); color: #0a0a0a;
}
.btn-primary:hover { transform: translateY(-3px); }
.btn-ghost { color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* Splash */
.splash {
  position: fixed; inset: 0; z-index: 9999;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg);
  transition: opacity .5s var(--ease-out), visibility .5s;
}
.splash-mark { font-family: var(--mono); font-size: 2.2rem; color: var(--accent); letter-spacing: 0.05em; }
.splash.is-out { opacity: 0; visibility: hidden; pointer-events: none; }

/* Nav */
.nav { position: fixed; top: 0; inset-inline: 0; z-index: 500; background: rgba(10,10,10,0.72); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem var(--gutter);
}
.nav-brand { font-family: var(--mono); font-weight: 700; font-size: 1.05rem; color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 1.8rem; }
.nav-link { font-size: 0.88rem; font-weight: 500; color: var(--mute); font-family: var(--mono); }
.nav-link:hover { color: var(--ink); }
.nav-link--cta {
  background: var(--accent); color: #0a0a0a; padding: 0.5rem 1rem; border-radius: 2px; font-weight: 700;
}
.nav-burger { display: none; flex-direction: column; gap: 4px; padding: 0.5rem; }
.nav-burger span { width: 20px; height: 2px; background: var(--ink); }
.nav-mobile {
  display: none; position: absolute; top: 100%; inset-inline: 0;
  flex-direction: column; padding: 1rem var(--gutter); gap: 0.2rem;
  background: var(--bg); border-bottom: 1px solid var(--line);
}
.nav-mobile[data-open="true"] { display: flex; }
.nav-mobile-link { padding: 0.8rem 0.2rem; font-weight: 500; font-family: var(--mono); border-top: 1px solid var(--line); }
.nav-mobile-link:first-child { border-top: none; }

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-burger { display: flex; }
}

/* Hero */
.hero { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding-top: 6rem; overflow: hidden; }
.hero-gradient {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(circle 640px at var(--mx, 30%) var(--my, 30%), var(--gradient-1) 0%, transparent 55%),
    radial-gradient(circle 760px at calc(var(--mx, 30%) + 15%) calc(var(--my, 30%) - 12%), var(--gradient-2) 0%, transparent 55%),
    radial-gradient(circle 700px at calc(100% - var(--mx, 30%)) calc(100% - var(--my, 30%)), var(--gradient-3) 0%, transparent 55%),
    var(--bg);
  filter: blur(60px) saturate(140%);
  opacity: 0.55;
  transition: background 0.4s ease;
}
.hero-content { position: relative; z-index: 1; }
.hero-title { font-size: clamp(2.4rem, 8vw, 5.2rem); margin-block: 0.4rem 1rem; }
.hero-title-invert { display: inline; padding: 0 0.05em; transition: background .25s, color .25s; }
.hero-title-invert:hover { background: var(--ink); color: var(--bg); }
.hero-tagline { font-size: clamp(1.1rem, 2.2vw, 1.4rem); color: var(--ink); max-width: 50ch; margin-bottom: 0.6rem; font-family: var(--mono); }
.hero-roles { color: var(--mute); font-size: 0.92rem; margin-bottom: 1.8rem; font-family: var(--mono); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.9rem; margin-bottom: 2.4rem; }
.hero-photo { width: 96px; height: 96px; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.15); }

.hero-scroll-cue {
  position: absolute; bottom: 1.6rem; left: 50%; transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid var(--mute); border-radius: 999px; z-index: 1;
}
.hero-scroll-cue span {
  position: absolute; top: 6px; left: 50%; transform: translateX(-50%);
  width: 4px; height: 8px; background: var(--accent); border-radius: 999px;
  animation: cueMove 1.8s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) { .hero-scroll-cue span { animation: none; } }
@keyframes cueMove { 0%,100% { top: 6px; opacity: 1; } 50% { top: 18px; opacity: 0.3; } }

/* Stats */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 0; }
.stat { padding: 2rem 1.8rem; border-left: 1px solid var(--line); }
.stat:first-child { border-left: none; padding-left: 0; }
.stat-num { font-family: var(--mono); font-size: clamp(2.6rem, 5vw, 3.6rem); color: var(--accent); line-height: 1; margin-bottom: 0.5rem; }
.stat-label { font-weight: 600; margin-bottom: 0.2rem; }
.stat-note { color: var(--faint); font-size: 0.85rem; font-family: var(--mono); }

@media (max-width: 700px) { .stat { border-left: none; border-top: 1px solid var(--line); padding-left: 1.8rem; } .stat:first-child { border-top: none; } }

/* Story / manifesto */
.story-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.story-text p { margin-bottom: 1.2rem; color: var(--mute); max-width: 62ch; font-size: 1.05rem; }
.story-lede { padding: 1.4rem 0; border-top: 1px solid var(--line); font-weight: 500; color: var(--ink) !important; font-family: var(--mono); font-size: 1.05rem; }
.story-personal { font-style: italic; color: var(--faint) !important; }
.story-figure { width: 140px; height: 140px; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); justify-self: end; }
.story-figure img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.15); }

@media (max-width: 860px) { .story-grid { grid-template-columns: 1fr; } .story-figure { justify-self: start; } }

/* Row list / accordion (trayectoria) */
.row-list { display: flex; flex-direction: column; margin-top: 2rem; border-top: 1px solid var(--line); }
.row-item { border-bottom: 1px solid var(--line); }
.row-item--current .row-year { color: var(--accent); }
.row-summary {
  display: grid; grid-template-columns: 200px 1fr auto; gap: 1.6rem; align-items: baseline;
  padding-block: 1.6rem; cursor: pointer; list-style: none;
}
.row-summary::-webkit-details-marker { display: none; }
.row-year { font-family: var(--mono); color: var(--mute); font-size: 0.9rem; }
.row-title { font-family: var(--mono); font-weight: 700; font-size: clamp(1rem, 1.8vw, 1.3rem); }
.row-toggle { font-family: var(--mono); font-size: 1.4rem; color: var(--accent); transition: transform .25s; }
.row-item[open] .row-toggle { transform: rotate(45deg); }
.row-body { padding-bottom: 1.8rem; }
.row-body p { color: var(--mute); max-width: 68ch; }
.row-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.9rem; }
.row-tags li { font-size: 0.8rem; font-family: var(--mono); padding: 0.35rem 0.8rem; border: 1px solid var(--line); border-radius: 2px; color: var(--mute); }

@media (max-width: 700px) { .row-summary { grid-template-columns: 1fr auto; } .row-year { grid-column: 1 / -1; } }

.timeline-side-photo { margin-top: 2rem; width: 100px; height: 100px; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); }
.timeline-side-photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.15); }

/* Talks / ponencias */
.talk-categories { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.talk-category { padding: 1.8rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.talk-cat-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.8rem; }
.talk-cat-icon { width: 40px; height: 40px; border: 1px solid var(--line); border-radius: 2px; color: var(--accent); display: flex; align-items: center; justify-content: center; }
.talk-cat-icon svg { width: 20px; height: 20px; }
.talk-cat-count { font-family: var(--mono); font-size: 1.6rem; color: var(--accent); }
.talk-cat-examples li { font-size: 0.88rem; color: var(--mute); padding-block: 0.4rem; border-top: 1px solid var(--line); }
.talk-cat-examples li:first-child { border-top: none; }

/* Education */
.education-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 0; border-top: 1px solid var(--line); }
.education-group { padding: 1.8rem 0; border-right: 1px solid var(--line); padding-right: 1.8rem; }
.education-group:last-child { border-right: none; }
.education-list li { display: grid; grid-template-columns: 110px 1fr; gap: 1rem; padding-block: 0.8rem; border-top: 1px solid var(--line); }
.education-list li:first-child { border-top: none; }
.edu-period { color: var(--faint); font-size: 0.82rem; font-weight: 600; font-family: var(--mono); }
.edu-body { color: var(--mute); font-size: 0.9rem; }
.edu-body strong { color: var(--ink); font-family: var(--sans); }

@media (max-width: 700px) { .education-group { border-right: none; padding-right: 0; border-bottom: 1px solid var(--line); } }

/* Articles */
.articles-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0; margin-bottom: 1.6rem; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.article-card { padding: 1.8rem; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.article-card p { color: var(--mute); font-size: 0.9rem; margin-top: 0.5rem; }
.link-arrow { display: inline-block; font-weight: 600; color: var(--accent); margin-right: 1.6rem; font-family: var(--mono); position: relative; }
.link-arrow::after { content: ""; position: absolute; left: 0; bottom: -3px; width: 100%; height: 1px; background: var(--accent); transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease-out); }
.link-arrow:hover::after { transform: scaleX(1); }

/* Press */
.press-grid { display: grid; place-items: center; }
.press-text { max-width: 780px; padding: 0; text-align: left; }
.press-quote { margin-block: 1.4rem; border-left: 2px solid var(--accent); padding-left: 1.4rem; }
.press-quote p { font-family: var(--mono); font-size: clamp(1.1rem, 2.2vw, 1.4rem); color: var(--ink); }
.press-source { color: var(--faint); font-size: 0.85rem; margin-top: 1rem; font-family: var(--mono); }

/* Collab marquee */
.collab-section { padding-block: clamp(2.5rem, 5vw, 4rem); }
.marquee { overflow: hidden; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee-row { display: flex; width: max-content; animation: marquee 32s linear infinite; }
@media (prefers-reduced-motion: reduce) { .marquee-row { animation: none; overflow-x: auto; } }
.marquee-track { display: flex; gap: 1rem; padding-inline: 1rem; white-space: nowrap; font-family: var(--mono); font-size: 1.2rem; color: var(--faint); }
.marquee-track span:nth-child(odd) { color: var(--mute); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Contact */
.contact-section { text-align: left; }
.contact-content { position: relative; }
.contact-photo { position: absolute; top: 0; right: 0; width: 72px; height: 72px; border-radius: 999px; overflow: hidden; border: 1px solid var(--line); opacity: 0.85; }
.contact-photo img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.15); }
.contact-content h2 { max-width: 26ch; margin-bottom: 2rem; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 0; margin-block: 2.2rem; border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.contact-card { padding: 1.8rem; display: block; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background .25s; }
.contact-card:hover { background: var(--bg-2); }
.contact-card p { color: var(--mute); font-size: 0.9rem; margin-block: 0.5rem 0.8rem; }
.contact-card-cta { color: var(--accent); font-weight: 600; font-size: 0.88rem; font-family: var(--mono); }
.contact-direct { display: flex; align-items: center; flex-wrap: wrap; gap: 1.6rem; margin-top: 2.4rem; }
.contact-email-huge {
  font-family: var(--mono); font-weight: 700; font-size: clamp(1.4rem, 4vw, 2.4rem);
  color: var(--ink); position: relative; padding-bottom: 0.2em;
}
.contact-email-huge::after {
  content: ""; position: absolute; left: 0; bottom: 0; width: 100%; height: 2px;
  background: var(--accent); transform: scaleX(0.18); transform-origin: left;
  transition: transform .4s var(--ease-out);
}
.contact-email-huge:hover::after { transform: scaleX(1); }
.contact-email-huge:hover { color: var(--accent); }

@media (max-width: 860px) { .contact-photo { position: static; margin-bottom: 1.4rem; } }

/* Footer */
.footer { padding-block: 2.4rem; }
.footer-inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 0.6rem; color: var(--faint); font-size: 0.85rem; font-family: var(--mono); }
.footer-top { color: var(--accent); font-weight: 600; }
.trayectoria-credit { display: inline-flex; align-items: center; gap: 0.35rem; opacity: 0.8; transition: opacity .2s; }
.trayectoria-credit:hover { opacity: 1; }
.trayectoria-credit img { display: block; border-radius: 2px; }

/* Reveal on scroll */
[data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .7s var(--ease-out), transform .7s var(--ease-out); }
[data-reveal].is-revealed { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { [data-reveal] { opacity: 1; transform: none; transition: none; } }