:root{--accent: #4fd1ff;--accent2: #ffe15d;--bg: #05061a;--card: rgba(16, 22, 54, .96);--border: rgba(120, 150, 255, .28)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%;overflow:hidden;background:#000;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#eaf2ff;overscroll-behavior:none;touch-action:none;user-select:none;-webkit-user-select:none}#app{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:radial-gradient(circle at 50% 20%,#12183a,#05061a 70%)}#stage{position:relative;transform-origin:center center;box-shadow:0 0 60px #4fd1ff26}#game{display:block;border-radius:2px}.overlay{position:absolute;inset:0;pointer-events:none}#joystick-layer{pointer-events:auto}.joystick-base{position:absolute;width:130px;height:130px;margin-left:-65px;margin-top:-65px;border-radius:50%;background:radial-gradient(circle,#4fd1ff1f,#4fd1ff0a);border:2px solid rgba(79,209,255,.35);pointer-events:none;z-index:5}.joystick-knob{position:absolute;left:50%;top:50%;width:58px;height:58px;transform:translate(-50%,-50%);border-radius:50%;background:radial-gradient(circle at 35% 30%,#9fe8ff,#2b9fd6);box-shadow:0 0 16px #4fd1ff99}#hud{z-index:10}.hud-bar{position:absolute;top:0;left:0;right:0;height:44px;display:flex;align-items:center;justify-content:space-between;padding:0 10px;gap:8px;background:linear-gradient(to bottom,#05061ad9,#05061a00);font-size:14px}.hud-hearts{letter-spacing:1px;font-size:15px;min-width:62px}.hud-mid{text-align:center;line-height:1.1}.hud-score{font-size:20px;font-weight:800;color:#fff;text-shadow:0 0 8px rgba(79,209,255,.5)}.hud-level{font-size:10px;color:#9fb0e0;letter-spacing:.5px}.hud-right{display:flex;align-items:center;gap:6px}.hud-weapon{font-size:13px;font-weight:700;color:var(--accent2);background:#ffe15d1f;padding:2px 7px;border-radius:8px}.hud-btn{pointer-events:auto;width:32px;height:32px;border-radius:8px;border:1px solid var(--border);background:#1e285ab3;color:#fff;font-size:15px;cursor:pointer}.hud-btn:active{transform:scale(.92)}#screen-layer,#quiz-layer{z-index:20;display:none;align-items:center;justify-content:center;pointer-events:auto;padding:20px;background:#0406148c;backdrop-filter:blur(3px)}#quiz-layer{z-index:30}.screen-card{width:100%;max-width:360px;background:var(--card);border:1px solid var(--border);border-radius:20px;padding:26px 22px;text-align:center;box-shadow:0 20px 60px #00000080;animation:pop .25s ease}@keyframes pop{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}.screen-title{font-size:26px;font-weight:900;letter-spacing:1px;background:linear-gradient(90deg,#4fd1ff,#b98cff);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.screen-title.over{background:linear-gradient(90deg,#ff6b6b,#ffb24f);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}.screen-sub{margin-top:6px;font-size:13px;color:#9fb0e0}.screen-how{margin:16px 0;text-align:left;font-size:12.5px;line-height:1.7;color:#c6d3f2;background:#4fd1ff0f;border-radius:12px;padding:12px 14px}.screen-high{margin-bottom:14px;font-size:14px;color:var(--accent2);font-weight:700}.screen-bigscore{font-size:52px;font-weight:900;color:#fff;margin:8px 0;text-shadow:0 0 18px rgba(79,209,255,.5)}.screen-newhigh{margin:10px 0;color:var(--accent2);font-weight:800;animation:blink .8s infinite}@keyframes blink{50%{opacity:.4}}.screen-btn{margin-top:8px;width:100%;padding:15px;font-size:18px;font-weight:800;color:#04122a;background:linear-gradient(90deg,#4fd1ff,#7dffc1);border:none;border-radius:14px;cursor:pointer;box-shadow:0 8px 24px #4fd1ff66}.screen-btn:active{transform:translateY(2px)}.quiz-backdrop{width:100%;height:100%;display:flex;align-items:center;justify-content:center;padding:18px}.quiz-card{width:100%;max-width:370px;background:var(--card);border:1px solid var(--border);border-radius:20px;padding:20px;box-shadow:0 20px 60px #0009;animation:pop .2s ease}.quiz-badge{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.5px;padding:5px 12px;border-radius:20px;color:#04122a;background:var(--accent2);margin-bottom:12px}.quiz-badge.boss{background:#ff6b6b;color:#fff}.quiz-question{font-size:18px;font-weight:700;line-height:1.4;margin-bottom:16px;color:#fff}.quiz-options{display:flex;flex-direction:column;gap:10px}.quiz-option{display:flex;align-items:center;gap:12px;text-align:left;padding:13px 14px;font-size:15px;color:#eaf2ff;background:#28346899;border:1.5px solid var(--border);border-radius:12px;cursor:pointer;transition:background .12s,border-color .12s}.quiz-option:hover:not(:disabled){background:#3c4e96b3}.quiz-option:active:not(:disabled){transform:scale(.98)}.quiz-option:disabled{cursor:default}.quiz-key{flex:0 0 auto;width:26px;height:26px;display:flex;align-items:center;justify-content:center;border-radius:7px;background:#4fd1ff33;font-weight:800;font-size:13px;color:var(--accent)}.quiz-option.correct{background:#50dc8247;border-color:#4fe08a}.quiz-option.wrong{background:#ff5a6e47;border-color:#ff5d6f}.quiz-feedback{margin-top:14px;min-height:20px;font-size:14px;text-align:center;color:#9fb0e0}.quiz-feedback.ok{color:#6dffa1;font-weight:700}.quiz-feedback.bad{color:#ff8a9c;font-weight:700}