/* =========================================================
   ATLAN v3 — concepto: EL UMBRAL · la web ES la entrada
   El contenido vive "en sombra" y se enciende con el gesto.
   ========================================================= */

@font-face{font-family:"Fraunces";src:url("../fonts/fraunces.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}
@font-face{font-family:"Fraunces";src:url("../fonts/fraunces-italic.woff2") format("woff2");font-weight:100 900;font-style:italic;font-display:swap}
@font-face{font-family:"InterVar";src:url("../fonts/inter.woff2") format("woff2");font-weight:100 900;font-style:normal;font-display:swap}

:root{
  --carbon:#0B0B0C;--carbon-2:#121110;--carbon-3:#1a1816;
  --hueso:#EFE7D8;--hueso-dim:#bcb3a4;--muted:#857c70;
  --brasa:#F2641E;--brasa-soft:#FF8A4C;--brasa-pale:#FFD9B0;
  --line:rgba(239,231,216,.10);
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"InterVar",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --maxw:1180px;
  --s1:.5rem;--s2:1rem;--s3:1.5rem;--s4:2.5rem;--s5:4rem;--s6:6rem;--s7:9rem;
  --ease:cubic-bezier(.2,.7,.2,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{background:var(--carbon);color:var(--hueso);font-family:var(--sans);font-size:clamp(1rem,.96rem + .25vw,1.1rem);line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;overflow-x:hidden}
::selection{background:var(--brasa);color:var(--carbon)}
img,svg,canvas{display:block;max-width:100%}
a{color:inherit}
:focus-visible{outline:2px solid var(--brasa-soft);outline-offset:3px;border-radius:3px}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,48px)}
.skip-link{position:absolute;left:-999px;top:0;z-index:100;background:var(--brasa);color:var(--carbon);padding:10px 16px;font-weight:600;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

.eyebrow{font-size:.74rem;letter-spacing:.3em;text-transform:uppercase;color:var(--brasa);display:flex;align-items:center;gap:14px;margin-bottom:var(--s3)}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--brasa)}

.wordmark{font-family:var(--serif);font-weight:600;letter-spacing:.16em;text-indent:.16em;line-height:.9}
.wordmark__a{position:relative}
.wordmark__a::after{content:"";position:absolute;left:6%;right:18%;bottom:.1em;height:.055em;background:var(--brasa);border-radius:2px}

/* ====================== HERO ====================== */
.hero{position:relative;min-height:100svh;display:grid;place-items:center;text-align:center;padding:var(--s6) clamp(20px,5vw,48px);overflow:hidden;isolation:isolate;background:radial-gradient(120% 90% at 50% 30%, #14110e 0%, var(--carbon) 60%)}

/* brasas (canvas) */
.embers{position:absolute;inset:0;z-index:1;pointer-events:none}

/* símbolo real: tenue, de fondo, con parallax */
.hero__symbol{position:absolute;z-index:0;width:min(720px,94vw);opacity:.5;will-change:transform;transition:transform .35s var(--ease);animation:symbolIn 1.8s var(--ease) both}
.hero__symbol img{width:100%;height:auto;filter:drop-shadow(0 30px 80px rgba(0,0,0,.7))}
@keyframes symbolIn{from{opacity:0;transform:scale(.94)}to{opacity:.5;transform:scale(1)}}

/* velo radial para que el texto resalte sobre el símbolo */
.hero__veil{position:absolute;z-index:2;inset:0;background:radial-gradient(closest-side at 50% 56%, rgba(8,8,9,.82) 0%, rgba(8,8,9,.45) 40%, transparent 72%)}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:34%;z-index:2;background:linear-gradient(to bottom,transparent,var(--carbon))}

.hero__content{position:relative;z-index:3;display:flex;flex-direction:column;align-items:center;gap:var(--s2)}
.hero__kicker{font-size:.78rem;letter-spacing:.32em;text-transform:uppercase;color:var(--brasa-soft)}
.hero__wordmark{font-size:clamp(3.6rem,14vw,8rem);margin-block:.05em;color:var(--hueso);text-shadow:0 2px 30px rgba(0,0,0,.9),0 0 60px rgba(242,100,30,.25)}
.hero__tagline{font-family:var(--serif);font-style:italic;font-weight:400;font-size:clamp(1.25rem,3.6vw,2rem);line-height:1.3;color:var(--hueso);max-width:20ch;text-wrap:balance;text-shadow:0 2px 20px rgba(0,0,0,.9)}
.hero__sub{font-size:.82rem;letter-spacing:.26em;text-transform:uppercase;color:var(--hueso-dim)}
.hero__actions{display:flex;gap:var(--s2);flex-wrap:wrap;justify-content:center;margin-top:var(--s3)}

.btn{display:inline-block;font-size:1rem;letter-spacing:.02em;text-decoration:none;cursor:pointer;padding:14px 32px;border-radius:50px;border:1.5px solid var(--brasa);background:var(--brasa);color:var(--carbon);transition:background .3s var(--ease),color .3s var(--ease),box-shadow .3s var(--ease),transform .15s var(--ease)}
.btn:hover{box-shadow:0 0 34px rgba(242,100,30,.5);transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn--ghost{background:transparent;color:var(--brasa-soft)}
.btn--ghost:hover{background:rgba(242,100,30,.1);box-shadow:none}
.btn--full{width:100%;padding-block:16px;font-size:1.05rem}

.hero__hint{position:absolute;z-index:3;bottom:64px;left:50%;transform:translateX(-50%);font-size:.7rem;letter-spacing:.3em;text-transform:uppercase;color:var(--muted)}
.hero__scroll{position:absolute;z-index:3;bottom:24px;left:50%;transform:translateX(-50%);color:var(--muted)}
.hero__scroll svg{animation:bob 2.4s var(--ease) infinite}
.hero__scroll:hover{color:var(--hueso-dim)}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(6px)}}

/* ====================== SECCIONES ====================== */
section{padding-block:var(--s7);position:relative}

/* ---------- LA ANTORCHA: la chispa del cursor alumbra la penumbra ----------
   El cuerpo queda en penumbra; un halo de luz sigue al cursor y revela el texto.
   Solo se activa con JS (.torch-on) en puntero fino + movimiento permitido.
   En táctil / reduced-motion NO se añade → el contenido es plenamente legible. */
.torch{
  position:fixed;inset:0;z-index:40;pointer-events:none;opacity:0;
  transition:opacity .6s var(--ease);
  background:rgba(8,8,9,.62); /* fallback: penumbra suave por opacidad */
  -webkit-mask:radial-gradient(circle var(--torch-r,360px) at var(--mx,50%) var(--my,40%),transparent 0%,transparent 42%,#000 88%);
  mask:radial-gradient(circle var(--torch-r,360px) at var(--mx,50%) var(--my,40%),transparent 0%,transparent 42%,#000 88%);
}
/* navegadores con backdrop-filter: oscurecemos el fondo real (penumbra suave) */
@supports ((backdrop-filter:brightness(1)) or (-webkit-backdrop-filter:brightness(1))){
  .torch{background:transparent;-webkit-backdrop-filter:brightness(.55) saturate(.88);backdrop-filter:brightness(.55) saturate(.88)}
}
.torch.is-active{opacity:1}

/* lienzo de brasas + humo que siguen a la chispa */
.spark-trail{position:fixed;inset:0;z-index:50;pointer-events:none}

/* la chispa = cursor de fuego (núcleo) */
.spark{
  position:fixed;left:0;top:0;z-index:60;width:26px;height:26px;margin:-13px 0 0 -13px;
  border-radius:50%;pointer-events:none;opacity:0;
  transform:translate3d(var(--mx,-300px),var(--my,-300px),0);
  background:radial-gradient(circle at 50% 42%,#FFF6E6 0%,#FFD08A 26%,#FF8A3C 48%,#F2641E 60%,rgba(242,100,30,.4) 72%,transparent 80%);
  mix-blend-mode:screen;
  transition:opacity .3s var(--ease);
}
body.torch-on{cursor:none}
body.torch-on a,body.torch-on button,body.torch-on input,body.torch-on textarea,body.torch-on label,body.torch-on .hero__scroll{cursor:pointer}
body.torch-on .spark{opacity:1}

/* ---------- MANIFIESTO ---------- */
.manifesto__grid{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,48px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.2fr);gap:clamp(28px,6vw,90px);align-items:start}
.manifesto__side{position:sticky;top:var(--s5)}
.manifesto__note{font-family:var(--serif);font-style:italic;color:var(--muted);font-size:1.02rem;line-height:1.5}
.manifesto__body{max-width:58ch}
.manifesto__body p{font-family:var(--serif);font-weight:380;font-size:clamp(1.3rem,1rem + 1.5vw,2rem);line-height:1.5;color:var(--hueso-dim)}
.manifesto__body p + p{margin-top:1em}
.manifesto__lead{color:var(--hueso) !important;font-weight:500 !important}
.manifesto__body strong{color:var(--brasa-soft);font-weight:600}
.manifesto__body em{color:var(--hueso);font-style:italic}
.manifesto__coda{font-style:italic}

/* ---------- EL UMBRAL ---------- */
.threshold{background:var(--carbon-2);border-block:1px solid var(--line)}
.threshold__big{font-family:var(--serif);font-weight:400;font-size:clamp(1.6rem,1.1rem + 2.6vw,2.9rem);line-height:1.3;max-width:20ch;margin-bottom:var(--s5);text-wrap:balance}
.threshold__big .hot{color:var(--brasa);font-style:italic}
.threshold__cols{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,70px);max-width:900px;margin-left:auto}
.threshold__cols p{color:var(--hueso-dim);font-size:1.05rem}
@media(max-width:720px){.threshold__cols{grid-template-columns:1fr}}

/* ---------- EXPERIENCIAS ---------- */
.offer__list{list-style:none;margin-top:var(--s4);border-top:1px solid var(--line)}
.offer__item{display:grid;grid-template-columns:auto 1fr;gap:clamp(20px,5vw,70px);align-items:baseline;padding-block:clamp(28px,4vw,48px);border-bottom:1px solid var(--line);transition:background .4s var(--ease)}
.offer__item:hover{background:linear-gradient(90deg,rgba(242,100,30,.05),transparent)}
.offer__num{font-family:var(--serif);font-size:clamp(1.6rem,4vw,2.4rem);color:var(--brasa);font-weight:600;line-height:1}
.offer__text h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.6rem,1rem + 2.2vw,2.6rem);margin-bottom:.4em;letter-spacing:.01em}
.offer__text p{color:var(--hueso-dim);max-width:60ch;font-size:1.05rem}

/* ---------- CONCEPTOS (sin iconos poligonales: brasa pura) ---------- */
.pillars{background:var(--carbon-2);border-block:1px solid var(--line)}
.pillars__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-top:var(--s4)}
.pillar{padding:clamp(24px,3vw,36px);border-left:1px solid var(--line)}
.pillar:first-child{border-left:0}
.pillar__ember{display:block;width:14px;height:14px;border-radius:50%;margin-bottom:var(--s3);background:radial-gradient(circle at 40% 35%,var(--brasa-pale),var(--brasa) 55%,#7a2d0e);box-shadow:0 0 16px rgba(242,100,30,.6);transition:transform .5s var(--ease),box-shadow .5s var(--ease)}
.pillar:hover .pillar__ember{transform:scale(1.25);box-shadow:0 0 28px rgba(242,100,30,.9)}
.pillar h3{font-family:var(--serif);font-weight:600;font-size:1.4rem;margin-bottom:.4em}
.pillar p{color:var(--muted);font-size:.98rem;line-height:1.6}
@media(max-width:860px){.pillars__grid{grid-template-columns:1fr 1fr}.pillar{border-top:1px solid var(--line)}.pillar:nth-child(-n+2){border-top:0}.pillar:nth-child(odd){border-left:0}}
@media(max-width:480px){.pillars__grid{grid-template-columns:1fr}.pillar{border-left:0;border-top:1px solid var(--line)}.pillar:first-child{border-top:0}}

/* ---------- QUIÉNES HAY DETRÁS ---------- */
.makers__intro{font-family:var(--serif);font-size:clamp(1.3rem,1rem + 1.4vw,1.9rem);line-height:1.4;max-width:30ch;color:var(--hueso);margin-bottom:var(--s5)}
.makers__grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,5vw,60px)}
.maker{display:grid;grid-template-columns:auto 1fr;gap:var(--s3);align-items:start}
.maker__avatar{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;font-family:var(--serif);font-weight:600;font-size:1.6rem;color:var(--brasa-pale);background:radial-gradient(circle at 40% 35%,#2a1d14,#120d09);border:1px solid rgba(242,100,30,.4)}
.maker__body h3{font-family:var(--serif);font-weight:600;font-size:1.5rem;margin-bottom:.15em}
.maker__role{color:var(--brasa-soft);font-size:.9rem;letter-spacing:.04em;margin-bottom:.6em}
.maker__bio{color:var(--hueso-dim);font-size:1rem;margin-bottom:.6em}
.maker__mail{color:var(--muted);font-size:.95rem;text-decoration:none;border-bottom:1px solid var(--line);transition:color .2s,border-color .2s}
.maker__mail:hover{color:var(--brasa-soft);border-color:var(--brasa-soft)}
@media(max-width:720px){.makers__grid{grid-template-columns:1fr}}

/* ---------- CONTACTO ---------- */
.contact__grid{max-width:var(--maxw);margin-inline:auto;padding-inline:clamp(20px,5vw,48px);display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,90px);align-items:start}
.contact__title{font-family:var(--serif);font-weight:600;font-size:clamp(2.4rem,1.5rem + 4vw,4.5rem);line-height:.95;margin-bottom:var(--s3)}
.contact__lead{color:var(--hueso-dim);max-width:42ch;margin-bottom:var(--s3)}
.contact__alt{color:var(--muted);font-size:.98rem}
.contact__alt a,.footer__meta a{color:var(--brasa-soft);text-decoration:none;border-bottom:1px solid rgba(255,138,76,.4);transition:border-color .2s}
.contact__alt a:hover,.footer__meta a:hover{border-color:var(--brasa-soft)}
.form{display:grid;gap:var(--s3)}
.field{display:grid;gap:8px}
.field label{font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.field input,.field textarea{font-family:var(--sans);font-size:1rem;color:var(--hueso);background:var(--carbon-2);border:1px solid var(--line);border-radius:10px;padding:14px 16px;width:100%;resize:vertical;transition:border-color .25s var(--ease),box-shadow .25s var(--ease),background .25s var(--ease)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brasa);box-shadow:0 0 0 3px rgba(242,100,30,.18);background:var(--carbon-3)}
.field input:user-invalid,.field textarea:user-invalid{border-color:#c0492b}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form__status{font-size:.95rem;min-height:1.4em;text-align:center}
.form__status.is-ok{color:var(--brasa-soft)}
.form__status.is-err{color:#e5765a}
.contact__closing{text-align:center;font-family:var(--serif);font-style:italic;color:var(--hueso-dim);font-size:1.3rem;margin-top:var(--s6)}
@media(max-width:760px){.contact__grid{grid-template-columns:1fr}}

/* ====================== FOOTER ====================== */
.footer{text-align:center;padding:var(--s5) 24px;border-top:1px solid var(--line)}
.footer__mark{font-family:var(--serif);font-weight:600;letter-spacing:.2em;font-size:1.4rem}
.footer__meta{color:var(--muted);font-size:.9rem;margin-top:10px}
.footer__fine{color:#5a544c;font-size:.78rem;letter-spacing:.04em;margin-top:14px}

/* ====================== REVEAL ====================== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .85s var(--ease) var(--d,0s),transform .85s var(--ease) var(--d,0s)}
.reveal.is-visible{opacity:1;transform:none}

@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1 !important;transform:none !important;transition:none}
  .hero__symbol,.hero__scroll svg,.spark{animation:none}
  .torch,.spark-trail{display:none}
}

/* ====================== RESPONSIVE ====================== */
@media(max-width:820px){
  section{padding-block:var(--s6)}
  .manifesto__grid{grid-template-columns:1fr;gap:var(--s3)}
  .manifesto__side{position:static}
  .offer__item{grid-template-columns:1fr;gap:8px}
  .threshold__cols{margin-left:0}
}