/* =============================================================
   Trayectoria — Archetype: Glassmorphism (mesh gradient + cristal)
   ============================================================= */

/* =============================================================
   1. Tokens
   ============================================================= */
:root {
  --bg: #f5f0ea;
  --ink: #1f2937;
  --mute: #4b5563;
  --faint: #7c8494;
  --accent: #ff7a59;
  --accent-2: #6366f1;
  --line: rgba(31, 41, 55, 0.1);

  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-bg-strong: rgba(255, 255, 255, 0.72);
  --glass-border: rgba(255, 255, 255, 0.6);

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-soft: cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --container: 1180px;
  --gutter: 1.25rem;
  --radius: 24px;
}

/* =============================================================
   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: 1.05; letter-spacing: -0.02em; font-family: var(--serif); font-weight: 500; color: #14181f; }
ul { list-style: none; padding: 0; }
::selection { background: var(--accent); color: #fff; }
:focus-visible { outline: 2px solid var(--accent-2); outline-offset: 3px; border-radius: 4px; }

/* =============================================================
   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(--ink); color: #fff;
  z-index: 9999; border-radius: 8px; font-weight: 600;
}
.skip-link:focus { top: 1rem; }

.eyebrow {
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--accent-2); margin-bottom: 0.9rem;
}

.glass {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(31, 41, 55, 0.08);
}

/* Mesh gradient background — fixed, behind everything, pure CSS (no JS/scroll cost) */
.mesh {
  position: fixed; inset: 0; z-index: 0;
  background:
    radial-gradient(at 15% 20%, #ffd6a5 0%, transparent 50%),
    radial-gradient(at 85% 15%, #bdb2ff 0%, transparent 50%),
    radial-gradient(at 75% 80%, #a5f3d5 0%, transparent 50%),
    radial-gradient(at 20% 85%, #ffadad 0%, transparent 50%);
  filter: blur(70px) saturate(140%);
  opacity: 0.75;
}

/* =============================================================
   4. Typography
   ============================================================= */
h2 { font-size: clamp(1.9rem, 4.2vw, 3rem); margin-bottom: 1.4rem; }
h3 { font-size: clamp(1.1rem, 2vw, 1.35rem); margin-bottom: 0.5rem; }
.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); }

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

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.9rem 1.7rem; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  transition: transform .4s var(--ease-soft), box-shadow .4s var(--ease-soft);
}
.btn-primary {
  background: var(--accent); color: #fff;
  box-shadow: 0 10px 30px rgba(255, 122, 89, 0.35);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 40px rgba(255, 122, 89, 0.42); }
.btn-ghost { color: var(--ink); font-weight: 600; padding: 0.85rem 1.6rem; }
.btn-ghost:hover { transform: translateY(-3px); }

/* 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(--serif); font-size: 2.2rem; color: var(--accent-2); letter-spacing: 0.05em; }
.splash.is-out { opacity: 0; visibility: hidden; pointer-events: none; }

/* Nav */
.nav { position: fixed; top: 0.9rem; inset-inline: 0; z-index: 500; }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.7rem 1.1rem; max-width: calc(var(--container) - 2 * var(--gutter) + 1.6rem);
}
.nav-brand { font-family: var(--serif); font-weight: 600; font-size: 1.15rem; }
.nav-links { display: flex; align-items: center; gap: 1.6rem; }
.nav-link { font-size: 0.92rem; font-weight: 500; color: var(--mute); }
.nav-link:hover { color: var(--ink); }
.nav-link--cta {
  background: var(--ink); color: #fff; padding: 0.55rem 1.1rem; border-radius: 999px;
}
.nav-burger { display: none; flex-direction: column; gap: 4px; padding: 0.5rem; }
.nav-burger span { width: 20px; height: 2px; background: var(--ink); border-radius: 2px; }
.nav-mobile {
  display: none; position: absolute; top: calc(100% + 0.5rem); inset-inline: 1.1rem;
  flex-direction: column; padding: 1rem; gap: 0.2rem;
}
.nav-mobile[data-open="true"] { display: flex; }
.nav-mobile-link { padding: 0.7rem 0.5rem; font-weight: 500; border-radius: 12px; }
.nav-mobile-link:hover { background: rgba(0,0,0,0.04); }

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

/* Hero */
.hero { min-height: 92vh; display: flex; flex-direction: column; justify-content: center; padding-top: 6rem; }
.hero-content { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.hero-title { font-size: clamp(2.4rem, 5.4vw, 4.2rem); margin-block: 0.5rem 0.7rem; }
.hero-tagline { font-size: clamp(1.1rem, 2vw, 1.3rem); color: var(--ink); max-width: 46ch; margin-bottom: 0.6rem; }
.hero-roles { color: var(--mute); font-size: 0.95rem; margin-bottom: 1.8rem; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.9rem; }
.hero-photo { overflow: hidden; aspect-ratio: 4 / 5; padding: 0.6rem; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; border-radius: calc(var(--radius) - 0.6rem); }

@media (max-width: 860px) {
  .hero-content { grid-template-columns: 1fr; }
  .hero-photo { order: -1; max-width: 280px; margin-inline: auto; aspect-ratio: 1; }
}

.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;
}
.hero-scroll-cue span {
  position: absolute; top: 6px; left: 50%; transform: translateX(-50%);
  width: 4px; height: 8px; background: var(--accent-2); 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: 1.2rem; }
.stat { padding: 2rem 1.8rem; }
.stat-num { font-family: var(--serif); font-size: clamp(2.4rem, 4.5vw, 3.2rem); 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: 0.88rem; }

/* Story */
.story-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
.story-figure { overflow: hidden; padding: 0.6rem; }
.story-figure img { border-radius: calc(var(--radius) - 0.6rem); width: 100%; }
.story-text p { margin-bottom: 1.1rem; color: var(--mute); }
.story-lede { padding: 1.4rem 1.6rem; font-weight: 500; color: var(--ink) !important; font-family: var(--serif); font-size: 1.15rem; }
.story-personal { font-style: italic; color: var(--faint) !important; }

@media (max-width: 860px) { .story-grid { grid-template-columns: 1fr; } .story-figure { max-width: 320px; margin-inline: auto; } }

/* Timeline */
.timeline { display: flex; flex-direction: column; gap: 1.2rem; margin-top: 2rem; }
.tl-item { display: grid; grid-template-columns: 200px 1fr; gap: 1.6rem; padding: 1.8rem 2rem; }
.tl-item--current { border-color: var(--accent-2); box-shadow: 0 8px 32px rgba(99, 102, 241, 0.18); }
.tl-year { font-weight: 700; color: var(--accent-2); }
.tl-body p { color: var(--mute); margin-top: 0.5rem; }
.tl-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 0.9rem; }
.tl-tags li { font-size: 0.82rem; padding: 0.35rem 0.8rem; background: rgba(255,255,255,0.6); border-radius: 999px; border: 1px solid var(--glass-border); }
.timeline-side-photo { margin-top: 2rem; max-width: 360px; padding: 0.6rem; overflow: hidden; }
.timeline-side-photo img { border-radius: calc(var(--radius) - 0.6rem); }

@media (max-width: 700px) { .tl-item { grid-template-columns: 1fr; } }

/* Talks / ponencias */
.talk-categories { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.4rem; }
.talk-category { padding: 1.8rem; }
.talk-cat-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 0.8rem; }
.talk-cat-icon { width: 42px; height: 42px; border-radius: 12px; background: rgba(99, 102, 241, 0.12); color: var(--accent-2); display: flex; align-items: center; justify-content: center; }
.talk-cat-icon svg { width: 22px; height: 22px; }
.talk-cat-count { font-family: var(--serif); font-size: 1.6rem; color: var(--accent); }
.talk-cat-examples li { font-size: 0.9rem; 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: 1.4rem; }
.education-group { padding: 1.8rem; }
.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: 0.85rem; font-weight: 600; }
.edu-body { color: var(--mute); font-size: 0.92rem; }
.edu-body strong { color: var(--ink); }

/* Articles */
.articles-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 1.4rem; margin-bottom: 1.6rem; }
.article-card { padding: 1.8rem; --rx: 0deg; --ry: 0deg; transform: perspective(800px) rotateX(var(--rx)) rotateY(var(--ry)); transition: box-shadow .3s; }
.article-card p { color: var(--mute); font-size: 0.92rem; margin-top: 0.4rem; }
.link-arrow { display: inline-block; font-weight: 600; color: var(--accent-2); margin-right: 1.6rem; }
.link-arrow:hover { text-decoration: underline; }

/* Press */
.press-grid { display: grid; place-items: center; }
.press-text { max-width: 780px; padding: 2.4rem clamp(1.6rem, 4vw, 3rem); text-align: center; }
.press-quote { margin-block: 1.4rem; }
.press-quote p { font-family: var(--serif); font-size: clamp(1.2rem, 2.4vw, 1.6rem); color: var(--ink); }
.press-source { color: var(--faint); font-size: 0.85rem; margin-top: 1rem; }

/* 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(--serif); font-size: 1.3rem; color: var(--faint); }
.marquee-track span:nth-child(odd) { color: var(--ink); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* Contact */
.contact-section { position: relative; overflow: hidden; border-radius: 32px; margin-inline: var(--gutter); max-width: calc(var(--container) + 2 * var(--gutter)); margin-inline: auto; }
.contact-bg { position: absolute; inset: 0; z-index: 0; }
.contact-bg img { width: 100%; height: 100%; object-fit: cover; filter: saturate(1.1); }
.contact-bg::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(245,240,234,0.75), rgba(245,240,234,0.94)); }
.contact-content { position: relative; z-index: 1; text-align: center; }
.contact-content h2 { max-width: 22ch; margin-inline: auto; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 1.2rem; margin-block: 2.2rem; text-align: left; }
.contact-card { padding: 1.8rem; display: block; --rx: 0deg; --ry: 0deg; transform: perspective(800px) rotateX(var(--rx)) rotateY(var(--ry)); transition: box-shadow .3s; }
.contact-card:hover { box-shadow: 0 16px 44px rgba(31,41,55,0.14); }
.contact-card p { color: var(--mute); font-size: 0.9rem; margin-block: 0.5rem 0.8rem; }
.contact-card-cta { color: var(--accent-2); font-weight: 600; font-size: 0.9rem; }
.contact-direct { display: flex; justify-content: center; flex-wrap: wrap; gap: 1rem; }

/* 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; }
.footer-top { color: var(--accent-2); 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; } }

/* is-ready guard: avoid any flash if JS is slow */
html:not(.is-ready) [data-reveal] { transition-delay: 0s; }