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

:root{
  --bg:#FFFFFF;
  --ink:#0A0A0A;
  --ink2:#4A4A4A;
  --ink3:#8A8A8A;
  --border:#DBDBDB;
  --grid-line:#EDEDED;
  --accent:#0B4FE0;
  --accent-dim:rgba(11,79,224,.07);
  --status:#1F9D3D;
  --sans:'DM Sans',system-ui,sans-serif;
  --mono:'JetBrains Mono','IBM Plex Mono',ui-monospace,monospace;
  --max:1100px;
  --ease:cubic-bezier(.4,0,.2,1);

  --fs-hero:clamp(2.5rem,1.6rem + 4.2vw,5.25rem);
  --fs-h2:clamp(1.6rem,1.3rem + 1.6vw,2.5rem);
  --fs-body:clamp(0.95rem,0.9rem + 0.2vw,1.05rem);
  --fs-label:clamp(0.66rem,0.63rem + 0.1vw,0.72rem);
  --fs-mono:clamp(0.72rem,0.69rem + 0.1vw,0.82rem);
}

html{scroll-behavior:smooth;font-size:16px}
body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-weight:400;line-height:1.6;overflow-x:hidden}

/* ─── LANG TOGGLE ─── */
[data-lang="es"] .en{display:none}
[data-lang="en"] .es{display:none}

/* ─── STRUCTURAL GRID (toggleable) ─── */
.section-inner,.hero-content{
  background-image:repeating-linear-gradient(90deg,var(--grid-line) 0 1px,transparent 1px calc(100%/12));
}
#contact .section-inner{
  background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.09) 0 1px,transparent 1px calc(100%/12));
}
[data-noise="off"] .section-inner,[data-noise="off"] .hero-content{background-image:none}

.bracket-frame{position:relative}
.bracket-frame::before,.bracket-frame::after{
  content:'';position:absolute;width:9px;height:9px;pointer-events:none;
}
.bracket-frame::before{top:-1px;left:-1px;border-top:1px solid var(--ink);border-left:1px solid var(--ink)}
.bracket-frame::after{bottom:-1px;right:-1px;border-bottom:1px solid var(--ink);border-right:1px solid var(--ink)}

/* ─── NAV ─── */
nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  display:flex;align-items:center;justify-content:space-between;
  padding:1rem 2.5rem;
  background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border);
}
.nav-logo{font-family:var(--mono);font-weight:700;font-size:.85rem;color:var(--ink);text-decoration:none;letter-spacing:.02em}
.nav-links{display:flex;gap:1.75rem;align-items:center;list-style:none}
.nav-links a{font-family:var(--mono);font-size:var(--fs-mono);font-weight:400;color:var(--ink2);text-decoration:none;letter-spacing:.03em;text-transform:uppercase;border-bottom:1px solid transparent;padding-bottom:.15rem;transition:border-color .15s,color .15s}
.nav-links a:hover{color:var(--ink);border-color:var(--accent)}
.nav-controls{display:flex;gap:.5rem;align-items:center}
.ctrl-btn{
  font-family:var(--mono);font-size:.68rem;font-weight:500;letter-spacing:.04em;text-transform:uppercase;
  border:1px solid var(--border);border-radius:0;padding:.32rem .65rem;
  background:var(--bg);color:var(--ink2);cursor:pointer;transition:border-color .15s,color .15s;
}
.ctrl-btn:hover{border-color:var(--ink);color:var(--ink)}
.ctrl-btn[aria-pressed="false"]{color:var(--ink3)}

/* ─── STATUS LINE ─── */
.status-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--status);flex-shrink:0}
.status-line{
  display:flex;align-items:center;gap:.5rem;
  font-family:var(--mono);font-size:var(--fs-mono);color:var(--ink2);letter-spacing:.02em;
  margin-bottom:2rem;flex-wrap:wrap;
}

/* ─── HERO ─── */
#hero{min-height:100vh;display:flex;flex-direction:column;justify-content:center;padding:6rem 2.5rem 4rem;position:relative}
.hero-content{position:relative;max-width:var(--max);margin:0 auto;width:100%;padding:2rem 0}
.hero-name{
  font-family:var(--sans);font-size:var(--fs-hero);font-weight:700;
  line-height:1.0;letter-spacing:-.02em;color:var(--ink);margin-bottom:1.25rem;
}
.hero-desc{
  font-size:var(--fs-body);font-weight:400;color:var(--ink2);
  max-width:56ch;line-height:1.7;margin-bottom:2.25rem;
}
.hero-ctas{display:flex;gap:.75rem;flex-wrap:wrap}
.btn-primary{
  display:inline-flex;align-items:center;gap:.5rem;
  background:var(--ink);color:var(--bg);border:1px solid var(--ink);border-radius:0;
  padding:.7rem 1.5rem;font-size:.85rem;font-weight:500;text-decoration:none;letter-spacing:.01em;
  transition:background .15s,color .15s;
}
.btn-primary:hover{background:var(--bg);color:var(--ink)}
.btn-secondary{
  display:inline-flex;align-items:center;gap:.5rem;
  background:var(--bg);border:1px solid var(--border);color:var(--ink);border-radius:0;
  padding:.7rem 1.5rem;font-size:.85rem;font-weight:500;text-decoration:none;letter-spacing:.01em;
  transition:border-color .15s,background .15s;
}
.btn-secondary:hover{border-color:var(--ink);background:var(--accent-dim)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:.5rem;
  background:var(--bg);border:1px dashed var(--border);color:var(--ink3);border-radius:0;
  padding:.7rem 1.5rem;font-family:var(--mono);font-size:.78rem;font-weight:500;text-decoration:none;letter-spacing:.01em;
  transition:border-color .15s,color .15s;
}
.btn-ghost:hover{border-color:var(--ink2);color:var(--ink)}
.hero-scroll{
  position:absolute;bottom:1.5rem;right:2.5rem;
  font-family:var(--mono);font-size:.68rem;font-weight:500;letter-spacing:.08em;text-transform:uppercase;color:var(--ink3);
}

/* ─── SECTION COMMON ─── */
section{padding:5.5rem 2.5rem;position:relative}
.section-inner{max-width:var(--max);margin:0 auto;position:relative}
.section-head{display:flex;align-items:baseline;gap:1rem;margin-bottom:3rem;flex-wrap:wrap}
.section-label{
  font-family:var(--mono);font-size:var(--fs-label);font-weight:500;letter-spacing:.1em;text-transform:uppercase;
  color:var(--ink3);display:flex;align-items:baseline;gap:.5rem;
}
.index-num{color:var(--accent);font-weight:700}
.section-title{
  font-family:var(--sans);font-size:var(--fs-h2);font-weight:700;
  letter-spacing:-.01em;color:var(--ink);line-height:1.15;
}
.divider{border:none;border-top:1px solid var(--border);margin:0}

/* ─── ABOUT ─── */
.about-grid{display:grid;grid-template-columns:180px 1fr;gap:2.5rem 3rem;align-items:start}
.node-frame{border:1px solid var(--border);overflow:hidden;background:var(--bg);aspect-ratio:4/5}
.node-frame img{display:block;width:100%;height:100%;object-fit:cover}
.about-text{font-size:var(--fs-body);font-weight:400;color:var(--ink2);line-height:1.75;max-width:60ch;grid-column:2}
.about-text p+p{margin-top:1.1rem}
.stats-row{grid-column:1/-1;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--border)}
.stat-tile{padding:1.25rem 1.5rem;border-left:1px solid var(--border)}
.stat-tile:first-child{border-left:none}
.stat-num{font-family:var(--mono);font-size:clamp(1.5rem,1.3rem + 0.8vw,2rem);font-weight:700;color:var(--ink);line-height:1}
.stat-label{font-family:var(--mono);font-size:.7rem;font-weight:400;color:var(--ink3);margin-top:.4rem;letter-spacing:.02em;text-transform:uppercase}

/* ─── EXPERIENCE TIMELINE ─── */
.timeline{position:relative}
.timeline::before{content:'';position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--border)}
.timeline-item{display:grid;grid-template-columns:24px 190px 1fr;gap:1.5rem;padding:1.75rem 0;position:relative}
.timeline-item:first-child{padding-top:0}
.timeline-node{width:11px;height:11px;border:1px solid var(--ink);background:var(--bg);margin-top:.35rem;position:relative;z-index:1}
.timeline-item.active .timeline-node{background:var(--ink)}
.t-period{font-family:var(--mono);font-size:var(--fs-mono);color:var(--ink3);letter-spacing:.02em}
.t-company{font-family:var(--mono);font-size:.85rem;font-weight:700;color:var(--ink);margin-top:.35rem;text-transform:uppercase}
.t-loc{font-family:var(--mono);font-size:.72rem;color:var(--ink3);margin-top:.15rem}
.t-role{font-family:var(--sans);font-size:1.15rem;font-weight:700;color:var(--ink);margin-bottom:.6rem}
.t-desc{font-size:.92rem;font-weight:400;color:var(--ink2);line-height:1.7;max-width:60ch}
.t-tags{display:flex;flex-wrap:wrap;gap:.4rem;margin-top:.9rem}
.tag{font-family:var(--mono);font-size:.68rem;font-weight:500;letter-spacing:.02em;padding:.2rem .6rem;border:1px solid var(--border);color:var(--ink2)}

/* ─── SHARED-BORDER NODE GRID (PROJECTS) ─── */
.node-grid{display:grid;grid-template-columns:1fr 1fr;margin-top:1px;margin-left:1px}
.node-cell{border:1px solid var(--border);margin-top:-1px;margin-left:-1px;padding:1.5rem;background:var(--bg);display:flex;flex-direction:column}
.node-cell--wide{grid-column:span 2}
.node-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:1rem;font-family:var(--mono);font-size:.7rem;letter-spacing:.04em}
.node-id{color:var(--ink3);font-weight:500}
.node-status{display:flex;align-items:center;gap:.4rem;color:var(--ink2);text-transform:uppercase;font-weight:500}
.node-media{display:grid;gap:1px;background:var(--border);border:1px solid var(--border);margin-bottom:1.25rem}
.node-media.n1{grid-template-columns:1fr}
.node-media.n2{grid-template-columns:1fr 1fr}
.node-media.n3{grid-template-columns:1.3fr 1fr 1fr}
.node-media img{display:block;width:100%;height:100%;object-fit:cover;object-position:top;background:var(--bg);aspect-ratio:4/3}
.node-cell--wide .node-media img{aspect-ratio:16/10}
.node-title{font-family:var(--sans);font-size:1.3rem;font-weight:700;color:var(--ink);letter-spacing:-.01em;margin-bottom:.4rem}
.node-subtitle{font-family:var(--mono);font-size:.7rem;font-weight:500;color:var(--accent);margin-bottom:.9rem;letter-spacing:.03em;text-transform:uppercase}
.node-desc{font-size:.9rem;font-weight:400;color:var(--ink2);line-height:1.7;max-width:62ch}
.node-stack{font-family:var(--mono);font-size:.72rem;color:var(--ink3);margin-top:1rem;letter-spacing:.01em;line-height:1.6}
.node-links{display:flex;gap:1rem;flex-wrap:wrap;margin-top:1.25rem}
.node-link{font-family:var(--mono);font-size:.75rem;font-weight:500;color:var(--ink);text-decoration:none;letter-spacing:.01em;border-bottom:1px solid var(--border);padding-bottom:.1rem;transition:border-color .15s,color .15s}
.node-link:hover{border-color:var(--ink);color:var(--accent)}

/* ─── SKILLS TABLE ─── */
.skills-table{display:grid;grid-template-columns:repeat(3,1fr);margin-top:1px;margin-left:1px}
.skills-col{border:1px solid var(--border);margin-top:-1px;margin-left:-1px;padding:1.5rem}
.col-head{font-family:var(--mono);font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--ink);margin-bottom:1rem;padding-bottom:.6rem;border-bottom:1px solid var(--border)}
.skill-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;font-size:.85rem;color:var(--ink2);padding:.45rem 0;font-family:var(--sans)}
.skill-level{font-family:var(--mono);font-size:.85rem;color:var(--ink3);letter-spacing:-1px;flex-shrink:0}

/* ─── CONTACT ─── */
#contact{background:var(--ink);color:var(--bg)}
#contact .section-label{color:rgba(255,255,255,.45)}
#contact .index-num{color:#6E9BFF}
#contact .section-title{color:var(--bg)}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.contact-text{font-size:var(--fs-body);font-weight:400;color:rgba(255,255,255,.6);line-height:1.75;max-width:46ch}
.contact-links{display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.15)}
.contact-link{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding:1.1rem 1.4rem;border-top:1px solid rgba(255,255,255,.15);
  color:var(--bg);text-decoration:none;font-size:.88rem;position:relative;
  transition:background .15s;
}
.contact-link:first-child{border-top:none}
.contact-link:hover{background:rgba(255,255,255,.04)}
.contact-link-label{font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.4);margin-bottom:.25rem}
.contact-link-val{font-weight:500}
.contact-link-status{font-family:var(--mono);font-size:.68rem;color:#6E9BFF;letter-spacing:.02em;opacity:0;transition:opacity .15s}
.contact-link.confirming .contact-link-status{opacity:1}
.contact-link.confirming .contact-link-val{opacity:.4}

/* ─── FOOTER ─── */
footer{
  padding:1.5rem 2.5rem;background:var(--ink);
  border-top:1px solid rgba(255,255,255,.12);
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:.75rem;
}
footer p{font-family:var(--mono);font-size:.68rem;color:rgba(255,255,255,.4);font-weight:400;letter-spacing:.03em}

/* ─── REVEAL (minimal, purposeful — not decorative bounce) ─── */
.reveal{opacity:0;transition:opacity .3s var(--ease)}
.reveal.visible{opacity:1}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  .reveal{transition:none;opacity:1}
}
[data-noise="off"] *{transition:none!important}

/* ─── RESPONSIVE ─── */
@media(max-width:900px){
  nav{padding:1rem 1.25rem}
  .nav-links{display:none}
  #hero{padding:6rem 1.25rem 3rem}
  section{padding:3.5rem 1.25rem}
  .about-grid{grid-template-columns:120px 1fr}
  .about-text{grid-column:2}
  .stats-row{grid-template-columns:1fr 1fr}
  .stat-tile:nth-child(3){border-left:none}
  .stat-tile{border-bottom:1px solid var(--border)}
  .timeline-item{grid-template-columns:16px 1fr;grid-template-areas:"node meta" "body body"}
  .timeline-item .timeline-meta{grid-area:meta}
  .timeline-item .timeline-body{grid-area:body;margin-top:.75rem}
  .timeline-item .timeline-node{grid-area:node}
  .node-grid{grid-template-columns:1fr}
  .node-cell--wide{grid-column:span 1}
  .node-media.n3{grid-template-columns:1fr 1fr}
  .node-media.n3 img:first-child{grid-column:span 2}
  .skills-table{grid-template-columns:1fr}
  .contact-grid{grid-template-columns:1fr}
  footer{flex-direction:column;align-items:flex-start}
}
@media(max-width:520px){
  .about-grid{grid-template-columns:1fr}
  .node-frame{max-width:140px}
  .node-media.n2,.node-media.n3{grid-template-columns:1fr}
  .node-media.n3 img:first-child{grid-column:span 1}
}