/* =========================================================
   MIL FOCOS · sistema de diseño del sitio
   Tokens, base, componentes compartidos (header, botones,
   tarjetas, FAQ, footer) y utilidades. Un solo archivo para
   index.html, /juegos/ y catalogo.html.
   ========================================================= */

/* ---------- Tokens ---------- */
:root{
  --navy:#0D2A4A;        /* azul marino profundo: texto, fondos fuertes */
  --navy-2:#173B66;      /* hover sobre azul */
  --ink-2:#3E4F6B;       /* texto secundario */
  --mustard:#F5C518;     /* amarillo foco: CTA, acentos */
  --mustard-2:#E2B10D;   /* hover sobre amarillo */
  --cream:#F7F0DE;       /* crema cálido: fondos de sección */
  --cream-2:#FBF7EC;     /* crema más claro */
  --white:#FFFCF5;       /* blanco cálido: fondo base */
  --line:#E3DCC8;        /* bordes */
  --red:#C8102E;         /* solo para palos rojos */
  --ok:#1E7D5A;          /* etiqueta cooperativo */
  --warn:#B26A00;        /* etiqueta adaptación */

  --font:"Bricolage Grotesque",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --max:76rem;                     /* ~1216 px */
  --gutter:clamp(1rem,4vw,2.5rem);
  --r-sm:.5rem; --r:.85rem; --r-lg:1.4rem;
  --space:clamp(3rem,7vw,5.5rem);  /* separación entre secciones */
  --ease:cubic-bezier(.2,.7,.2,1);
}

/* ---------- Base ---------- */
*{box-sizing:border-box}
[hidden]{display:none!important}
html{font-family:var(--font);color:var(--navy);background:var(--white);font-size:17px;line-height:1.5;-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.05;letter-spacing:-.02em;font-variation-settings:"wdth" 92}
h2{font-size:clamp(1.8rem,3.6vw,2.6rem)}
h3{font-size:1.15rem;letter-spacing:-.01em}
p{margin:0 0 .8em}
ul,ol{margin:0 0 .8em;padding-left:1.25rem}
button{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--mustard);outline-offset:3px;border-radius:.25rem}
.skip{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:.6rem 1rem;z-index:100;border-radius:0 0 var(--r-sm) 0}
.skip:focus{left:0}
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gutter)}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-2);margin-bottom:.6rem}
.lead{font-size:1.15rem;color:var(--ink-2);max-width:60ch}
.red{color:var(--red)}
.visually-hidden{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- Botones ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55rem;min-height:3rem;padding:.75rem 1.4rem;border-radius:var(--r);font-weight:700;text-decoration:none;border:2px solid var(--navy);background:var(--navy);color:#fff;cursor:pointer;transition:background .18s var(--ease),color .18s var(--ease),transform .18s var(--ease)}
.btn:hover{background:var(--navy-2);border-color:var(--navy-2)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--mustard);border-color:var(--mustard);color:var(--navy)}
.btn.primary:hover{background:var(--mustard-2);border-color:var(--mustard-2)}
.btn.ghost{background:transparent;color:var(--navy)}
.btn.ghost:hover{background:var(--navy);color:#fff}
.btn svg{width:1.15em;height:1.15em;flex:none}
.link-arrow{font-weight:700;text-decoration:none;display:inline-flex;align-items:center;gap:.35rem}
.link-arrow:hover{text-decoration:underline;text-underline-offset:.2em}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,252,245,.92);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:4.25rem}
.brand{display:inline-flex;align-items:center;gap:.55rem;font-weight:800;font-size:1.25rem;letter-spacing:-.03em;text-decoration:none;text-transform:uppercase;font-variation-settings:"wdth" 90}
.brand svg{width:1.5rem;height:1.5rem}
.nav{display:flex;align-items:center;gap:1.4rem}
.nav a{text-decoration:none;font-weight:600;padding:.35rem 0;border-bottom:2px solid transparent}
.nav a:hover,.nav a[aria-current="page"]{border-bottom-color:var(--mustard)}
.nav .btn{min-height:2.6rem;padding:.5rem 1rem;margin-left:.4rem}
.menu-btn{display:none;background:none;border:2px solid var(--navy);border-radius:var(--r-sm);width:2.75rem;height:2.75rem;align-items:center;justify-content:center;cursor:pointer}
.menu-btn svg{width:1.4rem;height:1.4rem}
.menu-btn .close{display:none}
.menu-btn[aria-expanded="true"] .open{display:none}
.menu-btn[aria-expanded="true"] .close{display:block}
@media (max-width:820px){
  .menu-btn{display:inline-flex}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:0;background:var(--white);border-bottom:1px solid var(--line);padding:.5rem var(--gutter) 1rem}
  .nav.is-open{display:flex}
  .nav a{padding:.8rem 0;border-bottom:1px solid var(--line);font-size:1.05rem}
  .nav .btn{margin:.8rem 0 0;border-bottom:2px solid var(--mustard)}
}

/* ---------- Secciones ---------- */
.section{padding-block:var(--space)}
.section.tight{padding-block:calc(var(--space) * .6)}
.section.cream{background:var(--cream)}
.section.navy{background:var(--navy);color:#fff}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.8rem}
.section-head p{margin:.4rem 0 0;color:var(--ink-2);max-width:58ch}
.navy .section-head p,.navy .lead{color:rgba(255,255,255,.8)}

/* ---------- Tarjetas y grids ---------- */
.grid{display:grid;gap:1rem}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.grid.c4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.grid.c4,.grid.c2{grid-template-columns:1fr}}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--r-lg);padding:1.25rem}
.cream .card{background:#fff}

/* Tarjeta de juego (home y /juegos) */
.game-card{position:relative;display:flex;flex-direction:column;gap:.5rem;background:#fff;border:1px solid var(--line);border-radius:var(--r-lg);padding:1.15rem 1.15rem 1rem;text-decoration:none;transition:border-color .18s var(--ease),transform .18s var(--ease)}
.game-card:hover{border-color:var(--navy);transform:translateY(-2px)}
.game-card .top{display:flex;align-items:center;justify-content:space-between;gap:.5rem}
.game-card .num{font-weight:800;color:var(--red);font-size:.9rem;letter-spacing:.04em}
.game-card h3{font-size:1.25rem}
.game-card .cat{font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-2)}
.game-card p{margin:0;color:var(--ink-2);font-size:.95rem}
.game-card .meta{display:flex;flex-wrap:wrap;gap:.35rem .9rem;margin-top:auto;padding-top:.6rem;font-size:.85rem;color:var(--ink-2)}
.game-card .meta span{display:inline-flex;align-items:center;gap:.3rem}
.game-card .meta svg{width:1em;height:1em;opacity:.8}
.game-card .lv{font-size:.8rem;letter-spacing:.05em}
.game-card .lv em{font-style:normal;color:var(--line)}
.tag{display:inline-block;font-size:.65rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:.15rem .5rem;border-radius:.3rem;background:var(--navy);color:#fff;vertical-align:middle}
.tag.coop{background:var(--ok)}
.tag.adapt{background:var(--warn)}

/* Chips de filtro */
.chips{display:flex;gap:.5rem;flex-wrap:wrap}
.chip{border:2px solid var(--line);background:#fff;border-radius:999px;padding:.45rem .95rem;font-weight:600;cursor:pointer;white-space:nowrap;transition:border-color .15s,background .15s}
.chip:hover{border-color:var(--navy)}
.chip[aria-pressed="true"]{background:var(--navy);border-color:var(--navy);color:#fff}
@media (max-width:640px){
  .chips{flex-wrap:nowrap;overflow-x:auto;padding-bottom:.4rem;margin-inline:calc(var(--gutter) * -1);padding-inline:var(--gutter);scrollbar-width:thin}
}

/* ---------- FAQ (accordion accesible) ---------- */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:1rem;text-align:left;background:none;border:0;padding:1.05rem 0;font-weight:700;font-size:1.05rem;cursor:pointer}
.faq-q .plus{flex:none;width:1.6rem;height:1.6rem;border-radius:50%;border:2px solid var(--navy);display:inline-flex;align-items:center;justify-content:center;font-size:1.2rem;line-height:1;transition:transform .2s var(--ease)}
.faq-q[aria-expanded="true"] .plus{transform:rotate(45deg);background:var(--mustard);border-color:var(--mustard)}
.faq-a{padding:0 0 1.1rem;color:var(--ink-2);max-width:70ch}
.faq-a[hidden]{display:none}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:rgba(255,255,255,.85);padding:3rem 0 2.5rem;margin-top:var(--space)}
.site-footer .wrap{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:2rem}
.site-footer .brand{color:#fff}
.site-footer h4{color:#fff;font-size:.85rem;letter-spacing:.1em;text-transform:uppercase;margin-bottom:.7rem}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:.45rem}
.site-footer a{color:#fff;text-decoration:none}
.site-footer a:hover{text-decoration:underline;text-underline-offset:.2em}
.site-footer p{font-size:.92rem;max-width:44ch}
.site-footer .legal{grid-column:1/-1;border-top:1px solid rgba(255,255,255,.18);padding-top:1.2rem;font-size:.85rem;color:rgba(255,255,255,.7);display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
@media (max-width:760px){.site-footer .wrap{grid-template-columns:1fr 1fr}.site-footer .wrap > :first-child{grid-column:1/-1}}
@media (max-width:420px){.site-footer .wrap{grid-template-columns:1fr}}

/* ---------- Selector de región y glosas ---------- */
.site-footer h4.mt{margin-top:1.4rem}
.site-footer .locale{display:flex;align-items:center;gap:.6rem;margin-bottom:.5rem}
.site-footer .locale span{font-weight:600;color:#fff}
.site-footer select{font:inherit;color:var(--navy);background:#fff;border:2px solid transparent;border-radius:var(--r-sm);padding:.4rem 2rem .4rem .7rem;min-height:2.5rem;cursor:pointer;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230D2A4A' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .6rem center;background-size:1rem}
.site-footer select:focus-visible{outline:3px solid var(--mustard);outline-offset:2px}
.site-footer #locale-help{font-size:.85rem;margin:0}
[data-term="trick"][title]{text-decoration:underline dotted;text-decoration-color:var(--mustard-2);text-underline-offset:.15em;cursor:help}

/* ---------- Animación de entrada (mínima) ---------- */
@media (prefers-reduced-motion:no-preference){
  .rise{animation:rise .6s var(--ease) both}
  .rise.d1{animation-delay:.08s}.rise.d2{animation-delay:.16s}.rise.d3{animation-delay:.24s}
  @keyframes rise{from{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}
}