/* ============================================================
   ORQUESTA · Preloader + Hero — réplica del comportamiento de
   luganolivinglab.ch (entrada con contador + wipe; hero con
   fondo a escala 1.4→1 y titular revelado por líneas con máscara).
   Colores de Carlos: tinta #111318 · blanco · azul #2f66ff cuentagotas.
   Inter + Roboto Mono. GSAP + SplitText + Lenis.
   ============================================================ */

/* marca giratoria del navbar (el "giro" ligado al scroll) */
.nav-spin{display:inline-block;width:10px;height:10px;background:var(--accent);margin-left:5px;vertical-align:middle;will-change:transform}

/* smooth scroll (lenis) */
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}

/* ===== PRELOADER — ECLIPSE LOADER =====
   Un disco de luz (sol) que la luna negra va tapando conforme carga;
   al 100% queda el eclipse perfecto (disco negro + anillo de corona). */
.preloader{position:fixed;inset:0;z-index:1000;background:var(--fg);color:#fff;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2rem;
  padding:clamp(1.5rem,4vw,2.6rem) var(--gut);overflow:hidden;will-change:transform}
.eclipse{position:relative;width:clamp(150px,24vw,280px);aspect-ratio:1;border-radius:50%!important}
/* sol = disco de luz, ligeramente más grande para dejar el anillo de corona */
.eclipse__sun{position:absolute;inset:-3px;border-radius:50%!important;background:#fff;
  box-shadow:0 0 20px 2px rgba(255,255,255,.15);will-change:box-shadow}
/* luna = disco negro que se desliza hasta cubrir el sol */
.eclipse__moon{position:absolute;inset:0;border-radius:50%!important;background:var(--fg);
  will-change:transform;z-index:2;transform:scale(.12)} /* concéntrica: crece desde el centro (1er frame) */
/* niebla/mist alrededor del eclipse */
.eclipse::before{content:"";position:absolute;inset:-60%;border-radius:50%!important;z-index:0;pointer-events:none;
  background:radial-gradient(circle,rgba(255,255,255,.14),rgba(255,255,255,.05) 40%,transparent 66%);filter:blur(24px)}
.preloader::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(60% 50% at 50% 46%,rgba(255,255,255,.06),transparent 70%)}
.pre-foot{display:flex;align-items:baseline;gap:.15rem;font-family:var(--display);font-weight:400;
  font-size:clamp(1.4rem,4vw,2.4rem);line-height:1;color:#fff;letter-spacing:-.01em}
.pre-foot .pct{font-family:var(--mono);font-size:.4em;color:rgba(255,255,255,.5);margin-left:.2rem}

/* ===== INTRO (hero + statement dejan ver el grafo fijo detrás) ===== */
.intro{position:relative;color:#fff;background:#000}
.xhero{position:relative;min-height:100vh;background:transparent;color:#fff;
  display:flex;flex-direction:column;justify-content:flex-end;padding:120px 0 clamp(2rem,5vw,3.5rem)}
/* grafo fijo a toda la página; mix-blend difference lo invierte contra el fondo de cada sección
   (blanco sobre negro en las oscuras, negro sobre blanco en las claras) */
.xhero__bg{position:fixed;top:0;left:0;right:0;height:100vh;z-index:1;overflow:hidden;background:transparent;mix-blend-mode:difference}
/* el grafo vive en el TERCIO DERECHO (su eje de giro a ~2/3), como la referencia */
.xhero__bg canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
@media(max-width:760px){.xhero__bg canvas{opacity:.55}}
.xhero__bg::after{content:none}
/* hero pegado a la izquierda del viewport (sin el margen del max-width centrado) */
.xhero .wrap{position:relative;z-index:2;width:100%;max-width:none;margin:0;pointer-events:none}
.xhero .wrap a,.xhero .wrap .btn{pointer-events:auto}
/* etiqueta de hover sobre un nodo del grafo */
.graph-tip{position:absolute;z-index:4;transform:translate(-50%,-150%);pointer-events:none;
  font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase;color:#fff;
  background:rgba(17,19,24,.82);border:1px solid var(--hair-inv);padding:.34rem .55rem;white-space:nowrap;
  opacity:0;transition:opacity .16s;backdrop-filter:blur(6px)}
.graph-tip::before{content:"";position:absolute;left:50%;bottom:-10px;transform:translateX(-50%);width:1px;height:10px;background:var(--accent)}
.graph-tip.on{opacity:1}
.xhero__eyebrow{display:grid;grid-template-columns:1fr 1fr 1fr;gap:1rem;
  font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.22em;color:rgba(255,255,255,.72);
  padding-bottom:clamp(1.4rem,4vw,2.4rem);margin-bottom:clamp(1.4rem,4vw,2.4rem);border-bottom:1px solid var(--hair-inv)}
.xhero__eyebrow .c{overflow:hidden}
.xhero__eyebrow .c:nth-child(2){text-align:center}
.xhero__eyebrow .c:nth-child(3){text-align:right}
.xhero__eyebrow .c span{display:inline-block}
.xhero__title{font-family:var(--display);font-weight:400;letter-spacing:-.03em;line-height:1.12;
  font-size:clamp(2.6rem,8vw,7rem);max-width:15ch;margin:0;opacity:0}
.xhero__title .hl{color:var(--accent);font-family:var(--mono);font-style:italic;font-weight:400}
.line-mask{display:block;overflow:hidden;padding-bottom:.22em;margin-bottom:-.22em}
.xhero__row{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;flex-wrap:wrap;margin-top:clamp(1.6rem,4vw,2.6rem)}
.xhero__actions{display:flex;gap:.9rem;flex-wrap:wrap}
.xhero .btn{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--mono);font-weight:400;font-size:.8rem;
  text-transform:uppercase;letter-spacing:.1em;padding:1rem 1.7rem;border:1px solid #fff;color:#fff;background:transparent;cursor:pointer;transition:background .18s,color .18s,transform .12s}
.xhero .btn:hover{background:#fff;color:var(--fg);transform:translateY(-2px)}
.xhero .btn.primary{background:#fff;color:var(--fg)}
.xhero .btn.primary:hover{background:transparent;color:#fff}
.xhero .btn .arw{transition:transform .2s}.xhero .btn:hover .arw{transform:translateX(5px)}
.xhero__scroll{font-family:var(--mono);font-size:.72rem;text-transform:uppercase;letter-spacing:.2em;color:rgba(255,255,255,.6)}
.xhero__scroll b{color:var(--accent);font-style:normal}

/* fade-in genérico para elementos del hero (los maneja GSAP; fallback visible) */
.gsap-ready [data-hero-fade]{opacity:0}
.gsap-ready .xhero__eyebrow .c span{transform:translateY(110%)}

@media(max-width:760px){
  .xhero__eyebrow{grid-template-columns:1fr;gap:.3rem}
  .xhero__eyebrow .c:nth-child(2),.xhero__eyebrow .c:nth-child(3){text-align:left}
  .xhero__row{flex-direction:column;align-items:flex-start}
}
@media(prefers-reduced-motion:reduce){
  .xhero__bg{transform:none}
  .pre-word span,.pre-eyebrow .mask span,.gsap-ready .xhero__eyebrow .c span{transform:none}
  .gsap-ready [data-hero-fade]{opacity:1}
}