*{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:#f5f5f5}.auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea,#764ba2)}.auth-card{width:400px;padding:32px;background:#fff;border-radius:12px;box-shadow:0 8px 32px #00000026}.auth-title{text-align:center;margin-bottom:24px}.captcha-img{cursor:pointer;height:40px;border:1px solid #d9d9d9;border-radius:6px;overflow:hidden}.stat-card{text-align:center}.price-tip{color:#fa8c16;font-weight:600}