/* ---------------------------------------------------
   Chabier.es v2 — variables & reset
--------------------------------------------------- */
:root{
  --navy-950: #05070d;
  --navy-900: #0a0f1c;
  --navy-800: #111a2e;
  --navy-700: #1b2740;
  --navy-600: #2a3a5c;
  --steel-400: #6f8bb3;
  --steel-300: #9db4d6;
  --accent: #4fd1e8;
  --accent-dim: rgba(79, 209, 232, 0.15);
  --ink-000: #f4f7fb;
  --ink-100: #d7e0ee;
  --ink-300: #a9b7cc;
  --ink-500: #7789a3;
  --shadow-lg: 0 20px 60px rgba(0,0,0,0.45);
  --radius: 14px;
  --maxw: 1140px;
  --font-head: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --font-body: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--navy-900);
  color: var(--ink-100);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img{ max-width: 100%; display: block; }
svg{ vertical-align: middle; flex-shrink: 0; }
a{ color: var(--accent); text-decoration: none; }
ul, ol{ margin: 0; padding: 0; list-style: none; }
h1,h2,h3{ font-family: var(--font-head); color: var(--ink-000); font-weight: 700; margin: 0 0 0.5em; letter-spacing: -0.01em; }
h2{ font-size: clamp(1.8rem, 3vw, 2.6rem); }
h3{ font-size: 1.15rem; }
p{ margin: 0 0 1em; color: var(--ink-300); }

.container{ max-width: var(--maxw); margin: 0 auto; padding: 0 1.5rem; }
.section{ padding: 7rem 0; }
.section-alt{ background: var(--navy-800); }
.section-eyebrow{
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.8rem;
}
.section-lead{ max-width: 62ch; font-size: 1.05rem; }

.sr-only{
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0;
}

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--accent); color: var(--navy-950);
  padding: 0.75rem 1.25rem; z-index: 999; border-radius: 0 0 8px 0;
}
.skip-link:focus{ left: 0; }

/* ---------------------------------------------------
   Header / Nav
--------------------------------------------------- */
#header{
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}
#header.is-scrolled{
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(10px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}
.nav-wrap{
  max-width: var(--maxw); margin: 0 auto; padding: 1.1rem 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
}
.brand{
  font-family: var(--font-head); font-size: 1.35rem; font-weight: 700;
  color: var(--ink-000); letter-spacing: -0.02em;
}
.brand-dot{ color: var(--accent); }
.nav-links{ display: flex; align-items: center; gap: 2.2rem; }
.nav-links a{
  color: var(--ink-100); font-size: 0.95rem; font-weight: 500;
  position: relative; padding: 0.3rem 0;
}
.nav-links a::after{
  content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 1px;
  background: var(--accent); transition: width 0.25s ease;
}
.nav-links a:hover::after{ width: 100%; }

.lang-switch{ display: flex; align-items: center; gap: 0.4rem; color: var(--ink-500); font-size: 0.85rem; }
.lang-btn{
  background: none; border: none; color: var(--ink-500); font: inherit; cursor: pointer;
  padding: 0.2rem 0.35rem; font-weight: 600; letter-spacing: 0.03em;
}
.lang-btn.is-active{ color: var(--accent); }

.nav-toggle{
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 38px; height: 38px; background: none; border: none; cursor: pointer; z-index: 110;
}
.nav-toggle span{ width: 100%; height: 2px; background: var(--ink-000); transition: transform 0.25s ease, opacity 0.25s ease; }

/* ---------------------------------------------------
   Hero
--------------------------------------------------- */
.hero{
  position: relative; height: 100vh; min-height: 560px;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden;
}
.hero-video{
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
}
.hero-overlay{
  position: absolute; inset: 0; z-index: 1;
  background:
    linear-gradient(180deg, rgba(5,7,13,0.55) 0%, rgba(5,7,13,0.72) 55%, rgba(5,7,13,0.92) 100%),
    linear-gradient(90deg, rgba(5,7,13,0.55) 0%, rgba(5,7,13,0.15) 45%, rgba(5,7,13,0.55) 100%);
}
.hero-content{
  position: relative; z-index: 2; text-align: center; padding: 0 1.5rem; max-width: 780px;
}
.hero-eyebrow{
  text-transform: uppercase; letter-spacing: 0.2em; font-size: 0.8rem;
  color: var(--steel-300); margin-bottom: 1rem; font-weight: 600;
}
.hero-name{
  font-size: clamp(3rem, 9vw, 6rem); margin-bottom: 0.2rem; color: var(--ink-000);
}
.hero-role{
  font-size: clamp(1.1rem, 2.2vw, 1.5rem); color: var(--accent);
  font-weight: 600; margin-bottom: 1.2rem;
}
.hero-tagline{
  font-size: 1.1rem; color: var(--ink-100); max-width: 56ch; margin: 0 auto 2.4rem;
}
.hero-scroll{
  display: inline-flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: var(--ink-300); font-size: 0.85rem; letter-spacing: 0.05em;
  animation: bob 2.4s ease-in-out infinite;
}
.hero-scroll .icon-chevron{ width: 16px; height: 16px; color: var(--accent); }
@keyframes bob{
  0%, 100%{ transform: translateY(0); }
  50%{ transform: translateY(8px); }
}

/* ---------------------------------------------------
   Perfil
--------------------------------------------------- */
.profile-grid{
  display: grid; grid-template-columns: 260px 1fr; gap: 3.5rem; align-items: start;
}
.profile-photo-wrap{
  position: relative; width: 100%; aspect-ratio: 1; border-radius: 50%;
  overflow: hidden; border: 3px solid var(--navy-600);
  box-shadow: var(--shadow-lg);
}
.profile-photo{ width: 100%; height: 100%; object-fit: cover; }
.profile-photo-fallback{
  display: none; position: absolute; inset: 0; align-items: center; justify-content: center;
  background: linear-gradient(135deg, var(--navy-700), var(--navy-600));
  color: var(--accent); font-size: 3rem; font-weight: 700; font-family: var(--font-head);
}
.profile-photo-wrap.no-photo .profile-photo{ display: none; }
.profile-photo-wrap.no-photo .profile-photo-fallback{ display: flex; }

.profile-meta{ margin-top: 1.5rem; display: flex; flex-direction: column; gap: 0.6rem; }
.profile-meta li{ display: flex; align-items: center; gap: 0.6rem; color: var(--ink-300); font-size: 0.95rem; }
.profile-meta .icon{ color: var(--accent); width: 18px; height: 18px; flex-shrink: 0; }

/* ---------------------------------------------------
   Timeline
--------------------------------------------------- */
.timeline{ position: relative; margin-top: 3rem; padding-left: 2.2rem; }
.timeline::before{
  content: ""; position: absolute; left: 5px; top: 0.4rem; bottom: 0.4rem; width: 2px;
  background: linear-gradient(var(--navy-600), var(--navy-600));
}
.timeline-item{ position: relative; padding-bottom: 2.6rem; }
.timeline-item:last-child{ padding-bottom: 0; }
.timeline-marker{
  position: absolute; left: -2.2rem; top: 0.3rem; width: 12px; height: 12px; border-radius: 50%;
  background: var(--navy-900); border: 2px solid var(--accent);
}
.timeline-period{
  display: inline-block; font-size: 0.82rem; font-weight: 700; color: var(--accent);
  letter-spacing: 0.04em; margin-bottom: 0.35rem;
}
.timeline-content h3{ margin-bottom: 0.4rem; }
.timeline-content p{ max-width: 68ch; }
.timeline-link{
  font-size: 0.88rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.4rem;
  margin-top: 0.3rem;
}
.icon-external{ width: 13px; height: 13px; }

/* ---------------------------------------------------
   Filosofía / CTA
--------------------------------------------------- */
.cta{
  position: relative; padding: 6rem 0; text-align: center;
  background: linear-gradient(180deg, var(--navy-900), var(--navy-800));
  border-top: 1px solid var(--navy-700); border-bottom: 1px solid var(--navy-700);
}
.cta::before{
  content: "\201C";
  position: absolute; top: 1.2rem; left: 50%; transform: translateX(-50%);
  font-family: Georgia, serif; font-size: 6rem; line-height: 1;
  color: var(--navy-600); opacity: 0.6;
}
.cta-inner{ max-width: 720px; margin: 0 auto; position: relative; }
.cta-kicker{
  font-size: clamp(1.3rem, 2.4vw, 1.7rem); font-weight: 700; color: var(--ink-000);
  margin-bottom: 1.4rem; font-family: var(--font-head);
}
.cta-text{
  font-size: 1.02rem; color: var(--ink-300); font-style: italic; line-height: 1.9; margin: 0;
}
.cta-question{
  display: inline-block; margin-top: 0.6rem; font-style: normal; font-weight: 700;
  color: var(--accent);
}

/* ---------------------------------------------------
   Skills
--------------------------------------------------- */
.skills-grid{
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem; margin-top: 3rem;
}
@media (max-width: 980px){
  .skills-grid{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px){
  .skills-grid{ grid-template-columns: 1fr; }
}
.skill-card{
  background: var(--navy-800); border: 1px solid var(--navy-700);
  border-radius: var(--radius); padding: 2rem 1.6rem;
  transition: transform 0.25s ease, border-color 0.25s ease;
}
.skill-card:hover{ transform: translateY(-4px); border-color: var(--navy-600); }
.skill-icon{ width: 30px; height: 30px; color: var(--accent); margin-bottom: 1rem; }
.skill-card ul{ display: flex; flex-direction: column; gap: 0.5rem; }
.skill-card li{ color: var(--ink-300); font-size: 0.92rem; position: relative; padding-left: 1rem; }
.skill-card li::before{ content: "—"; position: absolute; left: 0; color: var(--steel-400); }

/* ---------------------------------------------------
   Projects
--------------------------------------------------- */
.projects-grid{
  display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem; margin-top: 3rem;
}
.project-card{
  background: var(--navy-900); border: 1px solid var(--navy-700);
  border-radius: var(--radius); padding: 2rem;
  display: flex; flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.project-card:hover{ transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.project-icon{
  width: 48px; height: 48px; border-radius: 12px; background: var(--accent-dim);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent); margin-bottom: 1.2rem;
}
.project-icon svg{ width: 24px; height: 24px; }
.project-card h3{ margin-bottom: 0.5rem; }
.project-card p{ flex: 1; font-size: 0.95rem; }
.project-link{
  font-size: 0.88rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.4rem;
  margin-top: 0.5rem;
}
.project-status{
  font-size: 0.78rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.06em;
  color: var(--steel-400); margin-top: 0.5rem;
}

/* ---------------------------------------------------
   Contact
--------------------------------------------------- */
.contact{ text-align: center; }
.contact-inner{ display: flex; flex-direction: column; align-items: center; }
.contact-links{ display: flex; gap: 1.2rem; margin-top: 1.5rem; flex-wrap: wrap; justify-content: center; }
.contact-link{
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: var(--navy-800); border: 1px solid var(--navy-700);
  padding: 0.9rem 1.6rem; border-radius: 999px; color: var(--ink-100); font-weight: 600;
  transition: border-color 0.25s ease, color 0.25s ease;
}
.contact-link .icon{ color: var(--accent); width: 18px; height: 18px; }
.contact-link:hover{ border-color: var(--accent); color: var(--ink-000); }
.badge-in{
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; border-radius: 4px; background: var(--accent);
  color: var(--navy-950); font-size: 0.68rem; font-weight: 800;
}

/* ---------------------------------------------------
   Footer
--------------------------------------------------- */
#footer{ background: var(--navy-950); padding: 4.5rem 0 2.2rem; }

.footer-quotes{ padding-bottom: 3.5rem; }
.footer-quotes-title{
  text-align: center; text-transform: uppercase; letter-spacing: 0.14em;
  font-size: 0.8rem; font-weight: 700; color: var(--steel-400); margin-bottom: 2.2rem;
}
.quotes-grid{
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem;
}
@media (max-width: 980px){ .quotes-grid{ grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px){ .quotes-grid{ grid-template-columns: 1fr; } }
.quote-card{
  margin: 0; padding: 1.5rem; background: var(--navy-900); border: 1px solid var(--navy-700);
  border-radius: var(--radius);
}
.quote-card p{
  font-size: 0.88rem; color: var(--ink-300); font-style: italic; line-height: 1.6;
  margin: 0 0 0.9rem;
}
.quote-card p::before{ content: "\201C"; color: var(--accent); font-style: normal; margin-right: 0.15em; }
.quote-card p::after{ content: "\201D"; color: var(--accent); font-style: normal; margin-left: 0.15em; }
.quote-card footer{ font-size: 0.8rem; color: var(--ink-500); }
.quote-card footer strong{ color: var(--ink-100); font-weight: 600; }

.footer-inner{
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.5rem;
  font-size: 0.85rem; color: var(--ink-500);
  padding-top: 1.8rem; border-top: 1px solid var(--navy-700);
}
.footer-inner p{ margin: 0; color: var(--ink-500); }

/* ---------------------------------------------------
   Reveal-on-scroll
--------------------------------------------------- */
.reveal{ opacity: 0; transform: translateY(24px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible{ opacity: 1; transform: translateY(0); }

/* ---------------------------------------------------
   Responsive
--------------------------------------------------- */
@media (max-width: 860px){
  .profile-grid{ grid-template-columns: 1fr; }
  .profile-photo-wrap{ width: 180px; margin: 0 auto; }
}

@media (max-width: 760px){
  .nav-toggle{ display: flex; }
  .nav-links{
    position: fixed; inset: 0 0 0 auto; width: min(80vw, 320px); height: 100vh;
    background: var(--navy-950); flex-direction: column; align-items: flex-start;
    padding: 6rem 2rem 2rem; gap: 1.6rem;
    transform: translateX(100%); transition: transform 0.3s ease;
    box-shadow: -20px 0 40px rgba(0,0,0,0.4);
  }
  .nav-links.is-open{ transform: translateX(0); }
  .lang-switch{ margin-top: 0.5rem; }
  .section{ padding: 4.5rem 0; }
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  .reveal{ transition: none; opacity: 1; transform: none; }
  .hero-scroll{ animation: none; }
}