:root{--white: #ffffff;--black: #000000;--gray-light: #f5f5f7;--gray-mid: #86868b;--accent: #0071e3;--panel-bg: rgba(255, 255, 255, .85)}body,html{margin:0;padding:0;width:100%;height:100%;overflow:hidden;background-color:var(--white);font-family:-apple-system,BlinkMacSystemFont,SF Pro Text,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased}.app-container{position:relative;width:100vw;height:100vh;background:radial-gradient(circle at center,#fff,#f0f0f5)}canvas{display:block;width:100%;height:100%;cursor:crosshair;outline:none}.cloud-indicator{position:absolute;top:24px;left:24px;background:var(--panel-bg);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:10px 18px;border-radius:40px;display:flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--gray-mid);border:1px solid rgba(0,0,0,.06);z-index:100;box-shadow:0 4px 12px #0000000a}.game-ui{position:absolute;top:0;right:0;bottom:0;left:0;pointer-events:none;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding-top:40px}.score-display{text-align:center;margin-bottom:20px}.score-main{font-size:96px;font-weight:900;color:var(--black);letter-spacing:-4px;line-height:1;opacity:.85;text-shadow:0 2px 10px rgba(0,0,0,.05)}.score-best{font-size:14px;font-weight:600;color:var(--accent);margin-top:8px;letter-spacing:.05em}.aim-reticle{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);opacity:.2;color:var(--black)}.screen-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#ffffffa6;-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .4s ease-out}@keyframes fadeIn{0%{opacity:0;transform:scale(.98)}to{opacity:1;transform:scale(1)}}.panel{background:var(--white);padding:56px 48px;border-radius:40px;box-shadow:0 32px 64px #00000014,0 0 0 1px #00000008;text-align:center;width:420px;max-width:90vw}.panel-icon{width:80px;height:80px;background:var(--gray-light);border-radius:24px;display:flex;align-items:center;justify-content:center;margin:0 auto 28px;color:var(--black)}.panel h1{font-size:34px;font-weight:800;margin:0 0 16px;letter-spacing:-1.5px;color:var(--black)}.best-score{font-weight:600;color:var(--accent);margin-bottom:36px;font-size:15px;letter-spacing:.02em}.guide{display:flex;flex-direction:column;gap:10px;margin-bottom:40px}.guide-item{font-size:13px;font-weight:600;color:var(--gray-mid);background:var(--gray-light);padding:12px;border-radius:14px;display:flex;align-items:center;justify-content:center;gap:10px}.score-result{background:var(--gray-light);border-radius:20px;padding:24px;margin-bottom:36px;display:flex;flex-direction:column;gap:16px}.result-row{display:flex;justify-content:space-between;align-items:center;font-size:15px;color:var(--gray-mid);font-weight:500}.result-row strong{font-size:22px;font-weight:800;color:var(--black);letter-spacing:-.5px}.action-btn{width:100%;padding:22px;border-radius:22px;background:var(--black);color:var(--white);border:none;font-size:17px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:transform .15s ease,box-shadow .15s ease}.action-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px #00000026}.action-btn:active{transform:translateY(0)}