:root{--bg-deep: #080b1a;--card-bg: rgba(18, 20, 40, .65);--card-border: rgba(255, 255, 255, .08);--text-primary: #e8eaf0;--text-secondary: #9498b0;--accent-blue: #5b8def;--accent-purple: #8b6cf6;--accent-cyan: #4dd9c1;--shadow-card: 0 8px 48px rgba(0, 0, 0, .45), 0 2px 8px rgba(0, 0, 0, .3);--shadow-glow: 0 0 60px rgba(100, 130, 240, .15);--radius-lg: 24px;--radius-md: 14px;--radius-sm: 10px;--transition-smooth: .35s cubic-bezier(.4, 0, .2, 1);--transition-bounce: .45s cubic-bezier(.34, 1.56, .64, 1)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;background:var(--bg-deep);min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;overflow-x:hidden;-webkit-tap-highlight-color:transparent;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;user-select:none;-webkit-user-select:none}.flip-left-enter-active,.flip-left-leave-active{transition:all .5s cubic-bezier(.4,0,.2,1);backface-visibility:hidden;transform-style:preserve-3d}.flip-left-enter-from{opacity:0;transform:rotateY(90deg) scale(.95)}.flip-left-enter-to,.flip-left-leave-from{opacity:1;transform:rotateY(0) scale(1)}.flip-left-leave-to{opacity:0;transform:rotateY(-90deg) scale(.95)}*{user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}input,textarea,[contenteditable]{user-select:text;-webkit-user-select:text}button,a,[role=button],input[type=button],input[type=submit]{-webkit-tap-highlight-color:transparent}