:root{--primary: #4f6ef7;--primary-light: #eef1fe;--success: #34c759;--warning: #ff9500;--danger: #ff3b30;--text: #1a1a1a;--text2: #666;--text3: #999;--border: #eee;--bg: #f5f5f5;--card: #fff;--safe-bottom: env(safe-area-inset-bottom, 0px)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body{height:100%}body{color:var(--text);font-size:14px;line-height:1.5}a{text-decoration:none;color:inherit}img{display:block;max-width:100%}input,textarea,button{font:inherit;border:none;outline:none;background:none}button{cursor:pointer}