:root{--primary: #c8161d;--primary-light: #e0594f;--bg: #fdf8f5;--text: #4a3b3b;--text-light: #8c7a7a;--card-bg: #ffffff;--border: #f0e4e0}*{margin:0;padding:0;box-sizing:border-box}html,body{background:var(--bg);color:var(--text);font-family:PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased}#app{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg)}button{font-family:inherit;cursor:pointer}input,textarea,select{font-family:inherit}