/* HELPER game beta notice: shown on every /game page, collapses into a small chip. */
.hgb-beta{position:fixed;right:16px;bottom:16px;z-index:900;box-sizing:border-box;font-family:"Segoe UI",Arial,sans-serif}
.hgb-beta *{box-sizing:border-box}
.hgb-card{position:relative;display:grid;gap:7px;width:min(330px,calc(100vw - 32px));padding:14px 40px 14px 16px;border:1px solid rgba(255,196,77,.38);border-radius:12px;background:linear-gradient(135deg,rgba(38,28,8,.96),rgba(12,17,22,.97));box-shadow:0 18px 44px rgba(0,0,0,.45);color:#e8eef2}
.hgb-card::before{content:"";position:absolute;inset:0 auto 0 0;width:3px;border-radius:12px 0 0 12px;background:linear-gradient(180deg,#ffc44d,#d1861c)}
.hgb-kicker{display:flex;align-items:center;gap:8px;margin:0;color:#ffd166;font:900 10px/1 "Segoe UI",Arial,sans-serif;letter-spacing:.14em;text-transform:uppercase}
.hgb-dot{width:7px;height:7px;border-radius:50%;background:#ffc44d;box-shadow:0 0 0 3px rgba(255,196,77,.18);animation:hgb-pulse 2.4s ease-in-out infinite}
.hgb-title{margin:0;color:#fff;font:800 14px/1.25 "Segoe UI",Arial,sans-serif}
.hgb-text{margin:0;color:#a9b6c0;font:500 11.5px/1.45 "Segoe UI",Arial,sans-serif}
.hgb-text a{color:#ffd166;font-weight:700;text-decoration:none;border-bottom:1px solid rgba(255,209,102,.35)}
.hgb-text a:hover{color:#fff;border-bottom-color:#fff}
.hgb-close{position:absolute;top:10px;right:10px;width:24px;height:24px;padding:0;border:1px solid rgba(255,255,255,.12);border-radius:6px;background:rgba(255,255,255,.04);color:#9aa8b3;font:700 14px/1 Arial,sans-serif;cursor:pointer}
.hgb-close:hover{color:#fff;border-color:rgba(255,255,255,.28)}
.hgb-chip{display:inline-flex;align-items:center;gap:7px;height:30px;padding:0 12px;border:1px solid rgba(255,196,77,.5);border-radius:999px;background:rgba(20,16,6,.92);box-shadow:0 10px 26px rgba(0,0,0,.4);color:#ffd166;font:900 10px/1 "Segoe UI",Arial,sans-serif;letter-spacing:.14em;text-transform:uppercase;cursor:pointer}
.hgb-chip:hover{background:rgba(48,36,10,.96);color:#fff}
.hgb-close:focus-visible,.hgb-chip:focus-visible{outline:2px solid #ffc44d;outline-offset:2px}
.hgb-beta[data-state="open"] .hgb-chip,.hgb-beta[data-state="closed"] .hgb-card{display:none}
@keyframes hgb-pulse{50%{box-shadow:0 0 0 6px rgba(255,196,77,0)}}
@media (prefers-reduced-motion:reduce){.hgb-dot{animation:none}}
@media (max-width:560px){.hgb-beta{right:10px;bottom:10px}.hgb-card{width:calc(100vw - 20px)}}
@media print{.hgb-beta{display:none}}
/* Sidebar: "БЕТА" mark next to the game section heading. */
.hfn-beta-badge{display:inline-block;margin-left:6px;padding:2px 6px;border:1px solid rgba(255,196,77,.45);border-radius:999px;color:#ffd166;font:800 8px/1 "JetBrains Mono",monospace;letter-spacing:.1em;vertical-align:1px}