/* AIDEV-NOTE: estilos comunes a todas las páginas (GAMEFEST009-JSK): paleta, base, botones, menú,
   pie y reveal. Lo propio de cada página va después, en su <style> o en charlas/charla.css.
   Lo enlaza parciales/cabeza.html; ver parciales/LEEME.md. */

/* ---------- base ---------- */
body{margin:0}
:root{
  color-scheme:dark;
  --ink:#0b0716;
  --ink-2:#120a24;
  --panel:#170e2e;
  --panel-2:#1f1340;
  --line:#3b2468;
  --violet:#8b3dff;
  --violet-soft:#b58cff;
  --magenta:#f24fc6;
  --gold:#ffb31f;
  --lime:#5bd13a;
  --cyan:#3fd6f0;
  --sillar:#f5ecdf;
  --mute:#b9aad8;
  --dim:#8a7bab;
  --f-display:"Bungee","Impact","Arial Black",sans-serif;
  --f-head:"Barlow Condensed","Arial Narrow","Roboto Condensed",sans-serif;
  --f-body:"Barlow","Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --f-pixel:"Silkscreen","Courier New",monospace;
  --gutter:clamp(16px,4vw,48px);
  --maxw:1240px;
  --nav-h:64px;
}
*{box-sizing:border-box}
html{overflow-x:clip;scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px)}
body{background:var(--ink);color:var(--sillar);font-family:var(--f-body);font-size:17px;line-height:1.6;overflow-x:clip;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.wrap{max-width:var(--maxw);margin-inline:auto;padding-inline:var(--gutter)}

/* ---------- tipografía ---------- */
.eyebrow{font-family:var(--f-pixel);font-size:16px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold);display:inline-flex;align-items:center;gap:10px}
h3{font-family:var(--f-head);font-weight:800;text-transform:uppercase;letter-spacing:.02em;line-height:1.05;margin:0}
.lead{font-size:clamp(18px,1.6vw,21px);color:var(--sillar);max-width:62ch;margin:0}
.muted{color:var(--mute)}
p{margin:0}
.logo-sm{height:48px;width:auto}

/* ---------- botones ---------- */
.btn{--c:var(--magenta);--t:#1a0620;display:inline-flex;align-items:center;gap:10px;font-family:var(--f-head);font-weight:800;font-size:19px;letter-spacing:.06em;text-transform:uppercase;text-decoration:none;padding:14px 22px;background:var(--c);color:var(--t);border:0;cursor:pointer;position:relative;box-shadow:0 5px 0 0 color-mix(in srgb,var(--c) 45%,#000);transition:transform .12s steps(2),box-shadow .12s steps(2),background .2s;clip-path:polygon(8px 0,calc(100% - 8px) 0,100% 8px,100% calc(100% - 3px),calc(100% - 8px) 100%,8px 100%,0 calc(100% - 3px),0 8px)}
.btn:hover{transform:translateY(-3px);box-shadow:0 8px 0 0 color-mix(in srgb,var(--c) 45%,#000)}
.btn:active{transform:translateY(4px);box-shadow:0 1px 0 0 color-mix(in srgb,var(--c) 45%,#000)}
.btn.gold{--c:var(--gold);--t:#241400}
.btn.cyan{--c:var(--cyan);--t:#012530}
.btn.ghost{--c:transparent;--t:var(--sillar);box-shadow:inset 0 0 0 2px var(--violet-soft);clip-path:none}
.btn.ghost:hover{box-shadow:inset 0 0 0 2px var(--sillar);background:rgba(139,61,255,.18)}
.btn .arr{font-family:var(--f-pixel);font-size:15px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px}

/* ---------- marco pixel ---------- */
.frame{position:relative;background:var(--panel);border:2px solid var(--line)}
.frame::before,.frame::after{content:"";position:absolute;width:12px;height:12px;background:var(--violet);pointer-events:none}
.frame::before{top:-7px;left:-7px}
.frame::after{bottom:-7px;right:-7px;background:var(--magenta)}

/* ---------- secciones ---------- */
section{position:relative}
.sec{padding-block:clamp(72px,10vw,130px)}
@keyframes pulse2{50%{opacity:0}}

/* ---------- menú ---------- */
.nav{position:sticky;top:env(safe-area-inset-top,0px);z-index:50;height:var(--nav-h);background:rgba(11,7,22,.72);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:2px solid transparent;transition:border-color .3s,background .3s}
.nav.scrolled{border-bottom-color:var(--line);background:rgba(11,7,22,.9)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:100%;gap:16px}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.nav-logo img{height:40px;width:auto}
.nav-links{display:flex;gap:4px;align-items:center;list-style:none;margin:0;padding:0}
.nav-links a{font-family:var(--f-head);font-weight:700;text-transform:uppercase;letter-spacing:.06em;font-size:16px;text-decoration:none;padding:8px 12px;color:var(--mute);position:relative;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--sillar)}
.nav-links a.active::after{content:"";position:absolute;left:12px;right:12px;bottom:2px;height:3px;background:var(--magenta)}
.nav-links a.cta{background:var(--magenta);color:#1a0620;margin-left:8px;clip-path:polygon(6px 0,calc(100% - 6px) 0,100% 6px,100% calc(100% - 6px),calc(100% - 6px) 100%,6px 100%,0 calc(100% - 6px),0 6px)}
.nav-links a.cta:hover{background:var(--gold)}
.nav-links a.cta.active::after{display:none}
.nav-links li{position:relative}
.nav-links li.has-sub>a .car{font-size:11px;color:var(--dim);margin-left:4px}
.nav-links .sub{position:absolute;top:calc(100% + 10px);left:0;min-width:190px;background:var(--ink-2);border:2px solid var(--line);list-style:none;margin:0;padding:4px 0;opacity:0;transform:translateY(-6px);pointer-events:none;transition:.2s;z-index:5}
.nav-links .sub::before{content:"";position:absolute;left:0;right:0;top:-14px;height:14px}
.nav-links li:hover>.sub,.nav-links li:focus-within>.sub{opacity:1;transform:none;pointer-events:auto}
.nav-links .sub a{display:block;padding:10px 14px;font-size:14px;white-space:nowrap}
.burger{display:none;background:none;border:2px solid var(--line);color:var(--sillar);width:44px;height:44px;cursor:pointer;font-family:var(--f-pixel);font-size:18px}
@media (max-width:1120px){
  .burger{display:grid;place-items:center}
  /* cerrado: con visibility, no solo pointer-events: el .sub se pone pointer-events:auto y atrapaba toques con el menú invisible (GAMEFEST010-JSK) */
  .nav-links{position:fixed;top:calc(var(--nav-h) + env(safe-area-inset-top,0px));left:0;right:0;flex-direction:column;align-items:stretch;background:var(--ink-2);border-bottom:2px solid var(--line);padding:12px var(--gutter) 20px;gap:0;transform:translateY(-8px);opacity:0;visibility:hidden;pointer-events:none;transition:.25s}
  .nav-links.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}
  .nav-links a{display:block;padding:14px 4px;font-size:20px;border-bottom:1px solid var(--line)}
  .nav-links a.cta{margin:14px 0 0;text-align:center}
  .nav-links a.active::after{display:none}
  .nav-links .sub{position:static;opacity:1;transform:none;pointer-events:auto;border:0;padding:0;min-width:0;background:none}
  .nav-links .sub a{font-size:16px;padding-left:22px;color:var(--dim)}
  .nav-links li.has-sub>a .car{display:none}
}

/* ---------- pie ---------- */
footer{border-top:2px solid var(--line);background:rgba(7,4,15,.92)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center;padding-block:24px}
footer .logo-sm{height:64px}
footer p{font-size:14px;color:var(--dim)}
footer .kbd{font-family:var(--f-pixel);font-size:25px;color:color-mix(in srgb,var(--magenta) 35%,var(--line));letter-spacing:.1em}
.foot-partners{align-items:flex-start;gap:clamp(24px,5vw,64px);padding-block:30px 26px;border-bottom:1px solid var(--line)}
/* footer delante: la landing tiene .org{display:grid} y .spon (secciones Organizan y Auspicia), que también calzan con el pie */
footer .foot-group{display:flex;flex-direction:column;gap:14px;flex:1 1 auto}
.foot-group.org{flex:0 0 auto;padding-right:clamp(20px,3vw,40px);border-right:1px solid var(--line)}
.foot-group.spon{flex-basis:100%}
.foot-group.org .foot-logos img{opacity:.92}
.foot-group.org .foot-logos img.tall{height:70px}
.foot-label{font-family:var(--f-pixel);font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold)}
.foot-logos{display:flex;flex-wrap:wrap;align-items:center;gap:clamp(18px,3vw,38px)}
.foot-logos img{height:34px;width:auto;opacity:.75;transition:opacity .25s,filter .25s}
.foot-logos img.tall{height:56px}
.foot-logos img:hover{opacity:1;filter:drop-shadow(0 0 10px rgba(255,179,31,.4))}
.foot-base{padding-block:22px}
.madeby{display:inline-flex;align-items:center;gap:9px;text-decoration:none;color:var(--dim);font-size:12.5px;line-height:1.2}
.madeby img{height:30px;width:auto}
.madeby:hover{color:var(--sillar)}
@media (max-width:640px){.foot-partners{flex-direction:column}.foot-group{align-items:center;text-align:center}.foot-logos{justify-content:center}.foot-group.org{padding-right:0;border-right:0;padding-bottom:20px;border-bottom:1px solid var(--line);width:100%}.foot-base{justify-content:center;text-align:center}}

/* ---------- reveal ---------- */
/* body delante: la transición del reveal tiene que ganarle a la propia del componente (.act de la landing) */
body .rv{transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
.rv.pre{opacity:0;transform:translateY(34px)}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .rv.pre{opacity:1;transform:none}
}