.bts-root{--bts-pine:#24392a;--bts-meadow:#7fa35a;--bts-mist:#d9e2e6;--bts-rock:#8a8580;--bts-red:#c8452f;--bts-cream:#efe3c8;--bts-green:#5fe0a0;--bts-gold:#f4c55a;background:var(--bts-mist);color:var(--bts-pine);font-family:var(--forge-font-sans), system-ui, sans-serif;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;-webkit-tap-highlight-color:transparent;touch-action:none;font-size:16px;position:fixed;inset:0;overflow:hidden}.bts-root img,.bts-root canvas{-webkit-user-drag:none}.bts-root input,.bts-root textarea,.bts-root select,.bts-root [data-selectable]{-webkit-user-select:text;user-select:text}.bts-display{font-family:var(--forge-font-serif), Georgia, serif;letter-spacing:-.01em;font-weight:700}.bts-num{font-variant-numeric:tabular-nums}.bts-panel{background:color-mix(in srgb, var(--bts-cream) 94%, transparent);border:2px solid var(--bts-pine);color:var(--bts-pine);border-radius:10px}.bts-btn{border:2px solid var(--bts-pine);background:var(--bts-gold);min-height:48px;color:var(--bts-pine);font:700 1rem/1 var(--forge-font-sans), system-ui, sans-serif;white-space:nowrap;cursor:pointer;touch-action:manipulation;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:0 22px;transition:background-color .15s,transform .1s;display:inline-flex}.bts-btn:hover:not(:disabled){background:color-mix(in srgb, var(--bts-gold) 82%, var(--bts-cream))}.bts-btn:active:not(:disabled){transform:translateY(1px)}.bts-btn:disabled{opacity:.7;cursor:progress}.bts-btn--quiet{background:var(--bts-cream)}.bts-btn--quiet:hover:not(:disabled){background:color-mix(in srgb, var(--bts-cream) 80%, var(--bts-meadow))}.bts-btn:focus-visible,.bts-icon-btn:focus-visible,.bts-land:focus-visible{outline:3px solid var(--bts-red);outline-offset:2px}.bts-icon-btn{border:2px solid var(--bts-pine);background:color-mix(in srgb, var(--bts-cream) 94%, transparent);width:48px;height:48px;color:var(--bts-pine);cursor:pointer;touch-action:manipulation;border-radius:10px;place-items:center;transition:background-color .15s;display:grid}.bts-icon-btn:hover{background:var(--bts-gold)}.bts-icon-btn--sm{width:44px;height:44px}.bts-land{border:3px solid var(--bts-pine);background:var(--bts-gold);width:88px;height:88px;color:var(--bts-pine);font:700 .8rem/1 var(--forge-font-sans), system-ui, sans-serif;cursor:pointer;touch-action:manipulation;border-radius:50%;place-items:center;gap:0;transition:background-color .15s,transform .1s,opacity .15s;display:grid}.bts-land[aria-disabled=true]{background:color-mix(in srgb, var(--bts-rock) 45%, var(--bts-cream));color:color-mix(in srgb, var(--bts-pine) 78%, var(--bts-cream));border-style:dashed}.bts-land[aria-disabled=false]{animation:1.1s ease-in-out infinite bts-ready}.bts-hud{pointer-events:none;padding:max(12px, env(safe-area-inset-top)) max(12px, env(safe-area-inset-right)) max(12px, env(safe-area-inset-bottom)) max(12px, env(safe-area-inset-left));position:absolute;inset:0}.bts-hud button,.bts-hud .bts-hit{pointer-events:auto}.bts-bar{background:color-mix(in srgb, var(--bts-pine) 18%, var(--bts-cream));border:2px solid var(--bts-pine);border-radius:7px;height:14px;position:relative;overflow:hidden}.bts-bar>i{transition:width .12s linear;display:block;position:absolute;inset:0 auto 0 0}.bts-eye--warn{animation:.5s ease-in-out infinite bts-pulse}.bts-chevron{background:color-mix(in srgb, var(--bts-gold) 95%, transparent);border:2px solid var(--bts-pine);width:44px;height:44px;color:var(--bts-pine);border-radius:50%;place-items:center;margin:-22px 0 0 -22px;animation:.45s ease-in-out infinite bts-pulse;display:grid;position:absolute;top:50%;left:50%}.bts-vignette{pointer-events:none;background:radial-gradient(ellipse at center, transparent 45%, var(--bts-red) 135%);position:absolute;inset:0}.bts-flash{pointer-events:none;background:#ff8a2a;position:absolute;inset:0}.bts-card-in{animation:.45s cubic-bezier(.16,1,.3,1) both bts-in}.bts-overlay{padding:max(16px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right)) max(16px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));background:color-mix(in srgb, var(--bts-pine) 38%, transparent);place-items:center;display:grid;position:absolute;inset:0}.bts-card{overscroll-behavior:contain;touch-action:pan-y;overflow-wrap:anywhere;background:color-mix(in srgb, var(--bts-cream) 96%, transparent);border:2px solid var(--bts-pine);width:100%;max-width:min(520px,100%);max-height:100%;color:var(--bts-pine);border-radius:10px;padding:clamp(20px,5vw,32px);overflow-y:auto}.bts-card h2{margin:0}.bts-card p{line-height:1.5}.bts-keyhint{display:none}.bts-touchhint{display:inline}@media (pointer:fine){.bts-keyhint{display:inline}.bts-touchhint{display:none}}.bts-sound-wrap .fs-sound{color:var(--bts-pine)}@keyframes bts-pulse{0%,to{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(1.12)}}@keyframes bts-ready{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes bts-in{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.bts-eye--warn,.bts-chevron,.bts-land[aria-disabled=false],.bts-card-in{animation:none}.bts-bar>i{transition:none}}