:root{color-scheme:dark;--bg: #06090d}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{margin:0;padding:0;min-height:100%;background:var(--bg);color:#f5f5f5;font-family:PingFang SC,Microsoft YaHei,-apple-system,BlinkMacSystemFont,sans-serif;overscroll-behavior:none;touch-action:pan-x pan-y}body{min-width:360px;min-height:640px;overflow-x:auto;overflow-y:auto}#game-root{position:relative;width:100vw;height:100vh;min-width:360px;min-height:640px;background:radial-gradient(ellipse at center,#0a1820,#06090d 60%,#000)}#game-root canvas{display:block;outline:none}#boot-overlay{position:fixed;inset:0;background:var(--bg);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;z-index:9999;transition:opacity .4s ease}#boot-overlay.is-hidden{opacity:0;pointer-events:none}.boot-spinner{width:36px;height:36px;border:3px solid rgba(255,227,106,.25);border-top-color:#ffe36a;border-radius:50%;animation:spin .9s linear infinite}.boot-text{font-size:14px;color:#ffe36a;letter-spacing:.08em}@keyframes spin{to{transform:rotate(360deg)}}