/* neanbit — v2 (laboratorio)
   Identidad: navy #14213D · ámbar #FCA311 · papel #F1F5FA */

@font-face{font-family:"Public Sans";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/public-sans-400.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-style:normal;font-weight:500;font-display:swap;src:url("fonts/public-sans-500.woff2") format("woff2")}
@font-face{font-family:"Public Sans";font-style:normal;font-weight:700;font-display:swap;src:url("fonts/public-sans-700.woff2") format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url("fonts/ibm-plex-mono-400.woff2") format("woff2")}

:root{
  --navy:#14213D;
  --deep:#0D1830;
  --paper:#F1F5FA;
  --amber:#FCA311;
  --muted:#A9B4C9;
  --dim:#8B97AE;
  --line:rgba(241,245,250,.13);
  --line-fuerte:rgba(241,245,250,.3);
  --sans:"Public Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --wrap:1080px;
  --pad:clamp(20px,5vw,40px);
  --r:2px;
}

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

html{-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}

body{
  margin:0;
  background:var(--navy);
  color:var(--paper);
  font-family:var(--sans);
  font-size:clamp(16px,.45vw + 15px,17px);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  background-image:radial-gradient(900px 520px at 12% -12%,rgba(252,163,17,.11),transparent 62%);
  background-repeat:no-repeat;
}

a{color:inherit;text-decoration:none}
svg{display:block}
::selection{background:var(--amber);color:var(--navy)}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px;border-radius:2px}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:var(--pad)}

.saltar{
  position:absolute;left:16px;top:-60px;z-index:20;
  background:var(--amber);color:var(--navy);
  padding:10px 16px;font-weight:500;font-size:.9rem;
  transition:top .15s ease;
}
.saltar:focus{top:12px}

/* ---------- cabecera ---------- */

.sitio{
  position:sticky;top:0;z-index:10;
  background:rgba(20,33,61,.88);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px) saturate(140%);
  -webkit-backdrop-filter:blur(10px) saturate(140%);
}
.barra{display:flex;align-items:center;justify-content:space-between;height:62px;gap:20px}

.marca{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:1.02rem;letter-spacing:-.03em;
}
.marca::before{
  content:"";width:11px;height:11px;border-radius:2px;
  background:var(--amber);transform:translateY(-1px);
}

nav ul{display:flex;align-items:center;gap:clamp(14px,2.4vw,30px);margin:0;padding:0;list-style:none}
nav a{
  font-family:var(--mono);font-size:.74rem;letter-spacing:.04em;
  color:var(--muted);padding:4px 0;border-bottom:1px solid transparent;
}
nav a:hover{color:var(--paper);border-bottom-color:var(--amber)}

/* ---------- hero ---------- */

.hero{padding-block:clamp(56px,9vw,104px) clamp(44px,6vw,72px)}
.hero-grid{display:grid;gap:clamp(34px,5vw,56px)}
@media (min-width:900px){
  .hero-grid{grid-template-columns:1.2fr .8fr;align-items:end}
}

.kicker{
  display:flex;align-items:center;gap:12px;
  margin:0 0 22px;
  font-family:var(--mono);font-size:.71rem;letter-spacing:.2em;text-transform:uppercase;
  color:var(--amber);
}
.kicker::before{content:"";width:26px;height:1px;background:currentColor}

h1{
  margin:0 0 22px;
  font-size:clamp(2.1rem,5.4vw,3.85rem);
  line-height:1.04;
  letter-spacing:-.035em;
  font-weight:700;
  text-wrap:balance;
}
h1 em{font-style:normal;color:var(--amber)}

.lead{margin:0 0 30px;font-size:clamp(1.02rem,1.1vw,1.14rem);color:var(--muted);max-width:48ch}
.sec .lead{margin-bottom:0;max-width:56ch}

.acciones{display:flex;flex-wrap:wrap;gap:12px}
.boton{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 22px;border:1px solid transparent;border-radius:var(--r);
  font-size:.94rem;font-weight:500;
  transition:background .18s ease,color .18s ease,border-color .18s ease,transform .18s ease;
}
.boton--lleno{background:var(--amber);color:var(--navy)}
.boton--lleno:hover{background:var(--paper);transform:translateY(-1px)}
.boton--linea{border-color:var(--line-fuerte);color:var(--paper)}
.boton--linea:hover{border-color:var(--amber);color:var(--amber)}

.panel-estado{
  border:1px solid var(--line);background:rgba(241,245,250,.035);
  padding:20px 20px 18px;
  font-family:var(--mono);font-size:.76rem;
}
.panel-estado h2{
  margin:0 0 14px;font-family:var(--mono);font-weight:400;font-size:.66rem;
  letter-spacing:.18em;text-transform:uppercase;color:var(--dim);
}
.estado{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:9px 0;border-top:1px solid var(--line)}
.estado:first-of-type{border-top:0}
.estado b{font-weight:400;color:var(--paper)}
.estado span{display:inline-flex;align-items:center;gap:7px;color:var(--muted);font-size:.72rem;text-align:right}
.punto{width:6px;height:6px;border-radius:50%;background:var(--amber);box-shadow:0 0 0 3px rgba(252,163,17,.15);flex:none}
.panel-estado p{margin:14px 0 0;font-size:.7rem;line-height:1.55;color:var(--dim)}

/* ---------- secciones ---------- */

#proyectos,#hago,#contacto{scroll-margin-top:78px}

.sec{padding-block:clamp(52px,7vw,92px);border-top:1px solid var(--line)}
.sec-cab{display:grid;gap:12px;margin-bottom:clamp(28px,4vw,42px)}
.num{
  margin:0;font-family:var(--mono);font-size:.71rem;letter-spacing:.2em;
  text-transform:uppercase;color:var(--amber);
}
h2{
  margin:0;font-size:clamp(1.45rem,2.5vw,2.05rem);line-height:1.15;
  letter-spacing:-.03em;font-weight:700;text-wrap:balance;
}

/* ---------- árbol ---------- */

.arbol{display:grid;gap:clamp(22px,3vw,34px)}

.raiz,.nodo{
  border:1px solid var(--line);
  background:rgba(241,245,250,.035);
  padding:18px 20px;
}
.raiz{
  border-color:var(--line-fuerte);
  background:linear-gradient(158deg,rgba(241,245,250,.07),rgba(241,245,250,.02));
  padding:clamp(20px,3vw,28px);
}
.nodo--fantasma{background:transparent;border-style:dashed}

.nodo-cab{display:flex;flex-wrap:wrap;align-items:center;gap:8px 12px;margin-bottom:8px}
.nodo h3,.raiz h3{
  margin:0;font-family:var(--mono);font-weight:500;font-size:1rem;letter-spacing:-.01em;
}
.raiz h3{font-size:1.1rem}

.et{
  padding:2px 8px;border:1px solid var(--line-fuerte);border-radius:var(--r);
  font-family:var(--mono);font-size:.6rem;letter-spacing:.13em;text-transform:uppercase;
  color:var(--muted);white-space:nowrap;
}
.et--vivo{color:var(--amber);border-color:rgba(252,163,17,.45);background:rgba(252,163,17,.08)}
.et--camino{color:var(--muted);border-style:dashed}
.et--interno{color:var(--dim);border-style:dotted}
.et--sub{font-size:.6rem;letter-spacing:.04em;text-transform:none;color:var(--dim);border-color:transparent;padding-inline:0}

.desc{margin:0;color:var(--muted);font-size:.94rem;max-width:64ch}

.plano{list-style:none;margin:16px 0 0;padding:0;display:grid;gap:7px}
.plano li{position:relative;padding-left:18px;font-size:.9rem;color:var(--muted)}
.plano li::before{content:"";position:absolute;left:0;top:.66em;width:7px;height:1px;background:var(--amber)}

.ramas{
  list-style:none;margin:0 0 0 14px;
  padding:0 0 0 clamp(20px,3vw,34px);
  border-left:1px dashed var(--line-fuerte);
  display:grid;gap:clamp(22px,3vw,32px);
}
.ramas > li{position:relative}
.ramas > li::before{
  content:"";position:absolute;top:26px;
  left:calc(-1 * clamp(20px,3vw,34px));
  width:clamp(20px,3vw,34px);height:1px;background:var(--line-fuerte);
}

details{border-top:1px solid var(--line);margin-top:14px;padding-top:12px}
summary{
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;
  font-family:var(--mono);font-size:.7rem;letter-spacing:.11em;text-transform:uppercase;
  color:var(--muted);list-style:none;
}
summary::-webkit-details-marker{display:none}
summary::before{content:"+";color:var(--amber);font-size:.95rem;line-height:1}
details[open] summary::before{content:"–"}
summary:hover{color:var(--paper)}

details ul{margin:12px 0 0;padding:0;list-style:none;display:grid;gap:8px}
details li{position:relative;padding-left:18px;font-size:.89rem;color:var(--muted)}
details li::before{content:"";position:absolute;left:0;top:.62em;width:6px;height:1px;background:var(--amber)}

.enlaces{display:flex;flex-wrap:wrap;gap:16px;margin:16px 0 0}
.enlaces a{
  font-family:var(--mono);font-size:.74rem;color:var(--paper);
  border-bottom:1px solid rgba(252,163,17,.5);padding-bottom:2px;
}
.enlaces a:hover{color:var(--amber);border-bottom-color:var(--amber)}

.mods{
  list-style:none;margin:18px 0 0;padding:0;
  display:grid;gap:10px;grid-template-columns:repeat(auto-fit,minmax(228px,1fr));
}
.mods--uno{grid-template-columns:1fr}
.mod{border:1px solid var(--line);background:rgba(13,24,48,.5);padding:13px 15px}
.mod h4{
  display:flex;align-items:baseline;justify-content:space-between;gap:8px;
  margin:0 0 5px;font-family:var(--mono);font-weight:500;font-size:.79rem;color:var(--paper);
}
.mod p{margin:0;font-size:.82rem;line-height:1.5;color:var(--muted)}
.mod details{margin-top:9px;padding-top:9px}
.mod summary{font-size:.61rem}
.mod details li{font-size:.79rem}

/* ---------- qué hago ---------- */

.hago{list-style:none;margin:0;padding:0}
.hago li{
  display:grid;grid-template-columns:auto 1fr;
  gap:clamp(16px,3vw,40px);
  padding-block:clamp(18px,2.6vw,26px);
  border-top:1px solid var(--line);
}
.hago li:last-child{border-bottom:1px solid var(--line)}
.hago .n{font-family:var(--mono);font-size:.72rem;color:var(--amber);padding-top:.55em}
.hago h3{margin:0 0 6px;font-size:1.08rem;font-weight:500;letter-spacing:-.015em}
.hago p{margin:0;color:var(--muted);font-size:.94rem;max-width:66ch}

/* ---------- contacto ---------- */

.contacto{padding-block:clamp(60px,9vw,110px);border-top:1px solid var(--line)}
.contacto .num{margin-bottom:16px}
.contacto h2{font-size:clamp(1.8rem,4.2vw,2.9rem);letter-spacing:-.04em;margin-bottom:12px}
.contacto > .wrap > div > p{color:var(--muted);font-size:1.02rem;margin:0 0 30px}

.correo-linea{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin:0 !important}
.correo{
  font-family:var(--mono);font-size:clamp(1rem,2.4vw,1.6rem);
  color:var(--paper);
  padding-bottom:5px;border-bottom:1px solid rgba(252,163,17,.5);
  word-break:break-word;
}
.correo:hover{color:var(--amber);border-bottom-color:var(--amber)}
.copiar{
  font-family:var(--mono);font-size:.65rem;letter-spacing:.12em;text-transform:uppercase;
  padding:6px 10px;border:1px solid var(--line-fuerte);border-radius:var(--r);
  background:none;color:var(--muted);cursor:pointer;
}
.copiar:hover{border-color:var(--amber);color:var(--amber)}
.aviso{font-family:var(--mono);font-size:.68rem;color:var(--amber);letter-spacing:.06em}

.redes{display:flex;flex-wrap:wrap;gap:clamp(16px,2.6vw,30px);margin-top:clamp(30px,5vw,46px)}
.redes a{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--mono);font-size:.76rem;color:var(--muted);
}
.redes a:hover{color:var(--amber)}
.redes a span{letter-spacing:.04em}

/* ---------- pie ---------- */

.pie{border-top:1px solid var(--line);padding-block:24px}
.pie-grid{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 20px;
  font-family:var(--mono);font-size:.67rem;letter-spacing:.05em;color:var(--dim);
}
.pie a{border-bottom:1px solid transparent}
.pie a:hover{color:var(--amber);border-bottom-color:var(--amber)}

/* ---------- animación de entrada ---------- */

@media (prefers-reduced-motion:no-preference){
  .js .rev{opacity:0;transform:translateY(10px);transition:opacity .55s ease,transform .55s ease}
  .js .rev.in{opacity:1;transform:none}
}

@media (max-width:520px){
  nav ul li:not(:last-child){display:none}
  .hero{padding-block:44px 40px}
  .raiz,.nodo{padding:16px}
  .ramas{margin-left:8px;padding-left:18px}
  .ramas > li::before{left:-18px;width:18px}
}

@media print{
  body{background:#fff;color:#111;background-image:none}
  .sitio,.saltar,.copiar,.aviso{display:none}
  .raiz,.nodo,.mod{border-color:#bbb;background:none}
  details{display:block}
  details > summary{display:none}
  .desc,.lead,p,li{color:#333}
}