/* Raúl Muro · base compartida — reset, chrome, tipografía, nav, footer, motion.
   Depende de tokens.css (cargar antes). */
/* idioma ES/EN: ocultar el inactivo */
[data-en]{display:none}
html[data-lang="en"] [data-es]{display:none}
html[data-lang="en"] [data-en]{display:inline}
html[data-lang="en"] [data-en].blk{display:block}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:var(--sans);color:var(--ink);line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden;background:var(--bg);position:relative}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:92px 0}
h1{font-family:var(--disp);font-weight:700;font-size:clamp(2.2rem,5.4vw,4rem);line-height:1.05;letter-spacing:-.02em}
h2{font-family:var(--disp);font-weight:700;font-size:clamp(1.8rem,4vw,2.9rem);line-height:1.08;letter-spacing:-.02em}
h3{font-family:var(--disp);font-weight:600;font-size:1.2rem;letter-spacing:-.01em}
.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.76rem;font-weight:700;color:var(--blue-br);margin-bottom:14px}
.muted{color:var(--muted)}.blue{color:var(--blue-br)}.center{text-align:center}
.lead{font-size:1.16rem;color:var(--ink-2)}

/* botones */
.btn{display:inline-flex;align-items:center;gap:9px;justify-content:center;font-weight:700;font-size:1rem;padding:15px 28px;border-radius:12px;cursor:pointer;border:none;transition:transform .15s,box-shadow .15s,background .15s;text-align:center;font-family:var(--sans)}
.btn-blue{background:var(--blue);color:#fff;box-shadow:0 10px 26px -10px rgba(37,99,235,.6);position:relative;overflow:hidden;isolation:isolate}
.btn-blue:hover{background:var(--blue-d);transform:translateY(-2px);box-shadow:0 16px 34px -10px rgba(37,99,235,.7)}
.btn-blue::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(115deg,transparent 30%,rgba(255,255,255,.35) 50%,transparent 70%);transform:translateX(-120%);transition:transform .6s var(--ease-out)}
.btn-blue:hover::after{transform:translateX(120%)}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--ink);border:1.5px solid var(--line-2)}
.btn-ghost:hover{border-color:var(--blue-br);color:var(--blue-br)}
.btn-lg{padding:18px 36px;font-size:1.06rem}

/* ===== FONDO: fallback glows + aurora WebGL + grano ===== */
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;transition:opacity 1.2s ease-out;
  background:
    radial-gradient(680px 520px at 82% -8%, rgba(79,131,255,.30), transparent 60%),
    radial-gradient(560px 480px at 8% 12%,  rgba(37,99,235,.24),  transparent 62%),
    radial-gradient(720px 620px at 92% 78%, rgba(64,110,220,.20), transparent 60%),
    radial-gradient(600px 520px at 15% 96%, rgba(79,131,255,.16), transparent 62%)}
body::after{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;opacity:.5;
  background-image:radial-gradient(1px 1px at 20% 30%,rgba(255,255,255,.5),transparent),
    radial-gradient(1px 1px at 70% 60%,rgba(255,255,255,.35),transparent),
    radial-gradient(1px 1px at 45% 85%,rgba(255,255,255,.3),transparent),
    radial-gradient(1px 1px at 88% 22%,rgba(255,255,255,.4),transparent),
    radial-gradient(1px 1px at 33% 55%,rgba(255,255,255,.28),transparent);
  background-repeat:no-repeat}
#aurora{position:fixed;inset:0;z-index:-1;width:100%;height:100%;pointer-events:none;opacity:0;transition:opacity 1.2s ease-out}
#aurora.is-live{opacity:.9}
body:has(#aurora.is-live)::before{opacity:.35}
.grain{position:fixed;inset:-20%;z-index:-1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.9'/%3E%3C/svg%3E");
  background-repeat:repeat;animation:grain 1.2s steps(5) infinite}
@keyframes grain{0%{transform:translate(0,0)}20%{transform:translate(-2%,1%)}40%{transform:translate(1%,-2%)}60%{transform:translate(-1%,2%)}80%{transform:translate(2%,-1%)}100%{transform:translate(0,0)}}

/* ===== NAV ===== */
header{position:fixed;top:0;left:0;right:0;z-index:50;background:transparent;border-bottom:1px solid transparent;transition:background .4s var(--ease-out),border-color .4s var(--ease-out),padding .3s var(--ease-out)}
header.is-scrolled{background:rgba(6,12,34,.82);backdrop-filter:blur(14px) saturate(1.3);-webkit-backdrop-filter:blur(14px) saturate(1.3);border-bottom-color:var(--line)}
.nav{display:flex;align-items:center;gap:22px;height:70px;transition:height .3s var(--ease-out)}
header.is-scrolled .nav{height:60px}
.logo{font-family:var(--disp);font-weight:700;font-size:1.2rem;letter-spacing:-.01em;display:inline-flex;align-items:baseline;gap:.4em}
.logo b{color:var(--blue-br);font-weight:700}
.logo i{font-family:var(--disp2);font-style:normal;font-size:.56rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--muted)}
.nav-links{display:flex;gap:clamp(1.1rem,2.4vw,2.1rem);margin:0 auto;padding:0;list-style:none;font-family:var(--disp2);font-size:.72rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-2)}
.nav-menu-brand{display:none}
.nav-links a{position:relative;padding-block:.3rem;transition:color var(--dur-fast) var(--ease-out)}
.nav-links a::after{content:"";position:absolute;left:0;right:100%;bottom:0;height:1.5px;background:var(--blue-br);transition:right var(--dur) var(--ease-out)}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{right:0}
.nav-links a[aria-current="page"]{color:var(--ink)}
.nav-links a[aria-current="page"]::after{right:0}
.nav-right{display:flex;align-items:center;gap:14px}
.lang-toggle{display:flex;border:1px solid var(--line-2);border-radius:999px;overflow:hidden;font-family:var(--disp2);font-size:.72rem;font-weight:600}
.lang-toggle button{background:transparent;color:var(--muted);border:none;cursor:pointer;padding:6px 11px;transition:all .15s}
.lang-toggle button.active{background:var(--blue);color:#fff}
.nav .btn{padding:9px 18px;font-size:.82rem;font-family:var(--disp2);letter-spacing:.06em;text-transform:uppercase}
.nav-burger{display:none;flex-direction:column;gap:5px;width:40px;height:40px;align-items:flex-end;justify-content:center;background:none;border:none;cursor:pointer;position:relative;z-index:60;padding:0}
.nav-burger span{display:block;height:2px;background:var(--ink);border-radius:2px;transition:transform var(--dur-fast) var(--ease-out),opacity var(--dur-fast) var(--ease-out),width var(--dur-fast) var(--ease-out)}
.nav-burger span:nth-child(1){width:24px}
.nav-burger span:nth-child(2){width:18px}   /* linea media mas corta -> alineadas a la derecha */
.nav-burger span:nth-child(3){width:21px}
header.nav-open .nav-burger span{width:24px}
header.nav-open .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
header.nav-open .nav-burger span:nth-child(2){opacity:0}
header.nav-open .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:900px){
  .nav-burger{display:flex;position:relative;z-index:70}
  .nav .btn.nav-cta-desktop{display:none}
  /* OVERLAY FULLSCREEN estilo KStell — pantalla completa, opaco, con aurora propia */
  .nav-links{
    position:fixed;inset:0;margin:0;width:100vw;height:100dvh;
    display:flex;flex-direction:column;justify-content:center;align-items:center;gap:0;
    padding:80px 24px 40px;
    background:var(--bg);                 /* opaco */
    font-family:var(--disp);font-weight:600;font-size:1.6rem;letter-spacing:.02em;text-transform:uppercase;color:var(--ink);
    overflow-y:auto;overscroll-behavior:contain;text-align:center;
    opacity:0;visibility:hidden;pointer-events:none;transform:scale(1.04);
    transition:opacity var(--dur) var(--ease-out),transform var(--dur) var(--ease-out),visibility var(--dur);
    z-index:55}
  header.nav-open .nav-links{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  /* aurora/nebulosa propia del overlay (glows animados) — SOLO cuando el menu esta abierto */
  header.nav-open .nav-links::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
    background:
      radial-gradient(600px 480px at 82% 12%, rgba(79,131,255,.34), transparent 60%),
      radial-gradient(520px 460px at 12% 82%, rgba(37,99,235,.30), transparent 62%),
      radial-gradient(460px 420px at 95% 92%, rgba(64,110,220,.22), transparent 60%);
    animation:panelGlow 18s var(--ease-in-out) infinite}
  header.nav-open .nav-links::after{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;opacity:.5;
    background-image:radial-gradient(1px 1px at 24% 26%,rgba(255,255,255,.5),transparent),
      radial-gradient(1px 1px at 68% 62%,rgba(255,255,255,.35),transparent),
      radial-gradient(1px 1px at 44% 84%,rgba(255,255,255,.3),transparent),
      radial-gradient(1px 1px at 86% 20%,rgba(255,255,255,.4),transparent);
    background-repeat:no-repeat}
  @keyframes panelGlow{0%{transform:translate(0,0)}50%{transform:translate(-3%,2.5%)}100%{transform:translate(0,0)}}
  /* logo dentro del overlay */
  .nav-menu-brand{display:none;font-family:var(--disp);font-weight:700;font-size:1.5rem;letter-spacing:-.01em;margin-bottom:34px;color:var(--ink)}
  .nav-menu-brand b{color:var(--blue-br)}
  .nav-menu-brand i{font-family:var(--disp2);font-style:normal;font-size:.5rem;font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--muted);vertical-align:super}
  header.nav-open .nav-menu-brand{display:block}
  .nav-links a{display:block;padding:14px 0;color:var(--ink-2);transition:color var(--dur-fast) var(--ease-out)}
  .nav-links a::after{display:none}
  .nav-links a:active,.nav-links a:hover{color:var(--ink)}
  /* toggle idioma dentro del overlay, abajo */
  header.nav-open .nav-right{position:fixed;left:0;right:0;bottom:38px;z-index:60;justify-content:center}
  header.nav-open .lang-toggle{z-index:60}
  .lang-toggle{position:relative;z-index:70}
}

/* ===== FOOTER ===== */
footer{border-top:1px solid var(--line);padding:44px 0;background:transparent;position:relative}
.foot{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.foot .logo{font-size:1.2rem}
.foot .socials{display:flex;gap:18px;font-size:.9rem}
.foot .socials a{color:var(--muted)}.foot .socials a:hover{color:var(--blue-br)}
.foot small{color:var(--muted);font-size:.82rem}
.foot-nav{display:flex;gap:18px;font-size:.85rem;flex-wrap:wrap}
.foot-nav a{color:var(--muted)}.foot-nav a:hover{color:var(--blue-br)}

/* WhatsApp float */
.wa-float{position:fixed;bottom:22px;right:22px;z-index:55;width:54px;height:54px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px -6px rgba(37,211,102,.6);transition:transform .15s}
.wa-float:hover{transform:scale(1.08)}
.wa-float svg{width:28px;height:28px;fill:#fff}

/* ===== MOTION: reveal ===== */
.reveal{opacity:0;transform:translateY(24px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}
.reveal.in{opacity:1;transform:none}
.reveal-stagger>*{opacity:0;transform:translateY(22px);transition:opacity .55s var(--ease-out),transform .55s var(--ease-out)}
.reveal-stagger.in>*{opacity:1;transform:none}
.reveal-stagger.in>*:nth-child(1){transition-delay:0s}
.reveal-stagger.in>*:nth-child(2){transition-delay:.07s}
.reveal-stagger.in>*:nth-child(3){transition-delay:.14s}
.reveal-stagger.in>*:nth-child(4){transition-delay:.21s}
.reveal-stagger.in>*:nth-child(5){transition-delay:.28s}
.reveal-stagger.in>*:nth-child(6){transition-delay:.35s}

/* page hero interior (paginas que no son la home) */
.page-hero{position:relative;padding:150px 0 60px}
.page-hero .eyebrow{margin-bottom:16px}
.page-hero h1{max-width:16ch}
.page-hero p{max-width:56ch;margin-top:18px}
.crumbs{font-family:var(--disp2);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin-bottom:18px}
.crumbs a:hover{color:var(--blue-br)}

@media(prefers-reduced-motion:reduce){
  body::before,body::after,.grain,.nav-links::before{animation:none!important}
  #aurora{display:none!important}
  .reveal,.reveal-stagger>*{transition:opacity .15s linear!important;transform:none!important;opacity:1!important}
  .btn-blue::after{display:none}
  *{scroll-behavior:auto!important}
}