:root{--ink:#f4f1e6;--shadow:#000000a6;--accent:#ffe066;--danger:#ff5a4f;--panel:#121418d1}*{box-sizing:border-box}html,body{height:100%;color:var(--ink);background:#111;margin:0;font-family:Courier New,ui-monospace,Menlo,monospace;overflow:hidden}#game{width:100vw;height:100vh;display:block;position:fixed;inset:0}#hud{pointer-events:none;text-shadow:0 2px 3px var(--shadow);letter-spacing:.08em;font-weight:700;position:fixed;inset:0}.hud-top{justify-content:space-between;align-items:flex-start;padding:14px 18px;display:flex}.hud-left b{color:var(--accent)}.hud-compass{text-align:center}.hud-compass .arrow{color:var(--accent);font-size:26px;transition:transform 50ms linear}.hud-compass .label{font-size:12px}.hud-right{text-align:right;min-width:160px}.timer{border:2px solid var(--ink);width:160px;height:12px;margin-top:4px}.timer .fill{background:#9be37a;height:100%}.timer .fill.warn{background:var(--danger)}.hud-crosshair{background:#ffffff8c;border-radius:50%;width:6px;height:6px;margin:-3px 0 0 -3px;position:fixed;top:50%;left:50%}.hud-message{text-align:center;opacity:0;font-size:clamp(22px,5vw,48px);transition:opacity .15s;position:fixed;top:38%;left:0;right:0}.hud-message.show{opacity:1}.hud-periscope{text-align:center;color:var(--accent);opacity:0;position:fixed;bottom:48px;left:0;right:0}.hud-periscope.show{opacity:1}.hud-hint{text-align:center;opacity:.75;padding:0 16px;font-size:12px;position:fixed;bottom:14px;left:0;right:0}.hud-flash{background:var(--danger);opacity:0;position:fixed;inset:0}.hud-flash.go{animation:.6s ease-out flash}@keyframes flash{0%{opacity:.45}to{opacity:0}}#overlay{cursor:pointer;background:#0a0c0eb3;justify-content:center;align-items:center;padding:16px;display:flex;position:fixed;inset:0}#overlay.hidden{display:none}#overlay .card{background:var(--panel);border:2px solid var(--ink);width:100%;max-width:520px;padding:24px 28px}#overlay h1{color:var(--accent);letter-spacing:.12em;margin:0 0 4px;font-size:28px}#overlay .sub{opacity:.8;margin:0 0 16px;font-size:13px}#overlay table{border-collapse:collapse;width:100%;font-size:14px}#overlay td{vertical-align:top;padding:3px 0}#overlay td:first-child{color:var(--accent);width:40%}#overlay .go{text-align:center;margin-top:18px;font-weight:700;animation:1.2s infinite pulse}@keyframes pulse{50%{opacity:.4}}#copybox{width:min(420px,100vw - 32px);height:220px;color:var(--ink);border:1px solid var(--ink);background:#111;font:12px ui-monospace,Menlo,monospace;display:none;position:fixed;bottom:16px;right:16px}.lil-gui.root{z-index:10}