:root{--c-bg:#08111b;--c-overlay:#08111bc7;--c-border:#ffffff2e;--c-touch-idle:#ffffff24;--c-touch-pressed:#ffffff4d;--c-accent:#4da3ff;--c-text:#c8dff7;--c-text-dim:#6a9cc4;--c-text-muted:#2a4060;--z-controls:20;--z-hud-btn:25;--z-settings:50;--radius-hud-btn:14px;--font-mono:"Courier New", Courier, monospace}html,body,#app{background:var(--c-bg);justify-content:center;align-items:center;width:100%;height:100%;margin:0;font-family:Arial,Helvetica,sans-serif;display:flex;overflow:hidden}#game-shell{width:100%;height:100%;position:relative}#game-host{width:100%;height:100%}#mobile-controls{pointer-events:none;z-index:var(--z-controls);position:absolute;inset:0}#game-shell.is-desktop #mobile-controls{display:none}#left-zone{pointer-events:auto;touch-action:none;background:radial-gradient(circle,#ffffff0f 0%,#ffffff05 70%,#fff0 100%);border-radius:50%;width:160px;height:160px;position:absolute;bottom:20px;left:20px}#right-buttons{pointer-events:auto;flex-wrap:wrap;justify-content:flex-end;gap:12px;max-width:240px;display:flex;position:absolute;bottom:24px;right:20px}.touch-btn{border:2px solid var(--c-border);background:var(--c-touch-idle);color:#fff;touch-action:none;border-radius:50%;width:64px;height:64px;font-size:22px;font-weight:700}.touch-btn.pressed{background:var(--c-touch-pressed);transform:scale(.96)}.hud-btn{border-radius:var(--radius-hud-btn);border:1px solid var(--c-border);background:var(--c-overlay);color:#fff;cursor:pointer;width:52px;height:52px;z-index:var(--z-hud-btn);font-size:26px;font-weight:700;position:absolute;top:16px;right:16px}.hud-btn:hover{background:#122136e0;border-color:#4da3ff59}#game-shell.is-touch .hud-btn{top:18px;right:18px}.settings-panel{z-index:var(--z-settings);-webkit-backdrop-filter:blur(8px);background:#040812e0;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.settings-panel[hidden]{display:none}.settings-card{width:90%;min-width:320px;max-width:460px;font-family:var(--font-mono);background:#0c1a2e;border:1px solid #4da3ff38;border-radius:18px;padding:32px}.settings-header{justify-content:space-between;align-items:center;margin-bottom:28px;display:flex}.settings-title{color:var(--c-accent);letter-spacing:4px;font-size:20px;font-weight:700}.settings-close{color:var(--c-text-dim);cursor:pointer;width:34px;height:34px;font-size:16px;font-family:var(--font-mono);background:0 0;border:1px solid #ffffff26;border-radius:8px;justify-content:center;align-items:center;line-height:1;display:flex}.settings-close:hover{color:var(--c-text);border-color:#4da3ff66}.settings-section{margin-bottom:24px}.settings-section:last-child{margin-bottom:0}.settings-section-title{color:var(--c-text-muted);letter-spacing:3px;font-size:10px;font-family:var(--font-mono);border-bottom:1px solid #4da3ff1a;margin:0 0 10px;padding-bottom:6px;font-weight:400}.settings-action-btn{color:var(--c-text);font-family:var(--font-mono);cursor:pointer;text-align:left;background:#4da3ff0f;border:1px solid #4da3ff33;border-radius:10px;justify-content:space-between;align-items:center;width:100%;padding:10px 16px;font-size:14px;display:flex}.settings-action-btn:hover{background:#4da3ff24;border-color:#4da3ff66}.settings-controls{grid-template-columns:auto 1fr;gap:8px 24px;margin:0;font-size:13px;display:grid}.settings-controls div{display:contents}.settings-controls dt{color:var(--c-accent);white-space:nowrap;font-weight:700}.settings-controls dd{color:var(--c-text-dim);margin:0}canvas{touch-action:none;max-width:100vw;max-height:100vh;display:block;box-shadow:0 16px 50px #00000073}@media (width<=900px){.hud-btn{width:48px;height:48px;font-size:24px}}