#app{min-height:100vh;background-color:#f5f5f5}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif;font-size:14px;line-height:1.5;color:#333;background-color:#f5f5f5}.container{max-width:420px;margin:0 auto;padding:20px;background-color:#fff;min-height:100vh}.form-group{margin-bottom:20px}.form-label{display:block;margin-bottom:8px;font-weight:500;color:#333}.form-input{width:100%;height:44px;padding:0 12px;border:1px solid #ddd;border-radius:6px;font-size:16px;background-color:#fff;transition:border-color .3s}.form-input:focus{outline:none;border-color:#007aff}.form-input.error{border-color:#ff3b30}.btn{display:inline-block;width:100%;height:44px;line-height:44px;text-align:center;border:none;border-radius:6px;font-size:16px;font-weight:500;cursor:pointer;transition:all .3s;text-decoration:none}.btn-primary{background-color:#007aff;color:#fff}.btn-primary:hover{background-color:#0051d5}.btn-danger{background-color:#ff3b30;color:#fff}.btn-danger:hover{background-color:#d70015}.btn-secondary{background-color:#f2f2f7;color:#333}.btn-secondary:hover{background-color:#e5e5ea}.card{background-color:#fff;border-radius:8px;padding:20px;margin-bottom:16px;box-shadow:0 1px 3px #0000001a}.page-title{font-size:24px;font-weight:600;margin-bottom:30px;text-align:center;color:#333}.error-message{color:#ff3b30;font-size:14px;margin-top:5px}.success-message{color:#34c759;font-size:14px;margin-top:5px}.loading{opacity:.6;pointer-events:none}.user-info{padding:20px 0}.user-info-item{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid #f0f0f0}.user-info-item:last-child{border-bottom:none}.user-info-label{font-weight:500;color:#666}.user-info-value{color:#333}@media (max-width: 480px){.container{padding:16px}.page-title{font-size:20px;margin-bottom:24px}.card{padding:16px}}