:root{--color-primary: #ff9f37;--color-primary-dark: #f08a18;--color-primary-light: rgba(255, 159, 55, .12);--color-text: #333;--color-text-secondary: #666;--color-text-muted: #999;--color-border: #e8e8e8;--color-bg: #f7f8fa;--color-white: #fff;--radius: 12px;--shadow: 0 4px 20px rgba(255, 159, 55, .12)}*{box-sizing:border-box;margin:0;padding:0}html,body,#root{min-height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:14px;color:var(--color-text);background:linear-gradient(180deg,#fff5eb 0%,var(--color-bg) 40%,var(--color-bg) 100%);-webkit-font-smoothing:antialiased}.page{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:24px 16px 32px}.page-inner{width:100%;max-width:480px}.page-header{text-align:center;margin-bottom:20px}.page-logo{width:48px;height:48px;margin:0 auto 12px;border-radius:14px;display:block;object-fit:contain;box-shadow:var(--shadow)}.page-title{font-size:20px;font-weight:600;color:var(--color-text)}.page-subtitle{margin-top:6px;font-size:13px;color:var(--color-text-muted)}.reward-banner{background:var(--color-primary-light);border:1px solid rgba(255,159,55,.25);border-radius:8px;padding:10px 14px;margin-bottom:16px;font-size:13px;color:var(--color-primary-dark);text-align:center}.reward-banner strong{font-size:16px;font-weight:700}.card{background:var(--color-white);border-radius:var(--radius);padding:20px 16px;box-shadow:var(--shadow)}.tabs{display:flex;margin-bottom:20px;border-bottom:1px solid var(--color-border)}.tab{flex:1;padding:10px 0;text-align:center;font-size:15px;font-weight:500;color:var(--color-text-muted);background:none;border:none;cursor:pointer;position:relative;transition:color .2s}.tab.active{color:var(--color-primary)}.tab.active:after{content:"";position:absolute;bottom:-1px;left:50%;transform:translate(-50%);width:32px;height:3px;background:var(--color-primary);border-radius:2px}.form-group{margin-bottom:14px}.form-label{display:block;margin-bottom:6px;font-size:13px;color:var(--color-text-secondary)}.form-input{width:100%;height:44px;padding:0 14px;font-size:15px;border:1px solid var(--color-border);border-radius:8px;outline:none;transition:border-color .2s,box-shadow .2s;-webkit-appearance:none}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 2px #ff9f3733}.form-row{display:flex;gap:10px}.form-row .form-input{flex:1}.captcha-img{width:110px;height:44px;border-radius:8px;border:1px solid var(--color-border);cursor:pointer;object-fit:cover;flex-shrink:0}.sms-btn{width:110px;height:44px;flex-shrink:0;border:1px solid var(--color-primary);border-radius:8px;background:var(--color-white);color:var(--color-primary);font-size:13px;cursor:pointer;transition:all .2s}.sms-btn:disabled{border-color:var(--color-border);color:var(--color-text-muted);cursor:not-allowed}.btn-primary{width:100%;height:46px;margin-top:8px;border:none;border-radius:8px;background:linear-gradient(135deg,var(--color-primary) 0%,#ffb347 100%);color:var(--color-white);font-size:16px;font-weight:600;cursor:pointer;transition:opacity .2s;box-shadow:0 4px 12px #ff9f3759}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-primary:active:not(:disabled){opacity:.9}.btn-danger{width:100%;height:46px;margin-top:8px;border:none;border-radius:8px;background:linear-gradient(135deg,#ff4d4f 0%,#ff7875 100%);color:var(--color-white);font-size:16px;font-weight:600;cursor:pointer}.btn-danger:disabled{opacity:.6;cursor:not-allowed}.btn-ghost-danger{width:100%;height:42px;margin-top:12px;border:1px solid #ff4d4f;border-radius:8px;background:transparent;color:#ff4d4f;font-size:14px;cursor:pointer}.btn-ghost-danger:disabled{opacity:.6;cursor:not-allowed}.text-link{display:inline-block;margin-top:16px;font-size:13px;color:var(--color-primary);text-decoration:none;text-align:center}.text-link-block{display:block}.unbind-tip{margin-bottom:16px;font-size:13px;line-height:1.6;color:var(--color-text-secondary)}.bound-card{text-align:center}.bound-badge{display:inline-block;margin-bottom:12px;padding:4px 12px;border-radius:20px;background:var(--color-primary-light);color:var(--color-primary-dark);font-size:13px;font-weight:600}.bound-time{margin-bottom:16px;font-size:12px;color:var(--color-text-muted)}.bound-user-info{margin:0 0 16px;padding:12px;border-radius:8px;background:var(--color-bg);text-align:left;font-size:13px}.bound-user-info dt{margin:8px 0 2px;color:var(--color-text-muted);font-weight:500}.bound-user-info dt:first-child{margin-top:0}.bound-user-info dd{margin:0;color:var(--color-text);word-break:break-all}.btn-ghost{width:100%;height:42px;margin-top:12px;border:1px solid var(--color-border);border-radius:8px;background:var(--color-white);color:var(--color-text-secondary);font-size:14px;cursor:pointer}.dev-hint-title{margin-bottom:12px;font-size:16px;font-weight:600}.dev-hint code{font-size:12px;word-break:break-all}.toast{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:rgba(0,0,0,.75);color:#fff;padding:12px 20px;border-radius:8px;font-size:14px;max-width:80%;text-align:center;z-index:9999;animation:fadeIn .2s}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.loading-wrap{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;color:var(--color-text-muted);gap:12px}.spinner{width:32px;height:32px;border:3px solid var(--color-primary-light);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-page{text-align:center;padding:40px 20px;color:var(--color-text-secondary)}.error-page .icon{font-size:48px;margin-bottom:16px}.success-card{text-align:center;padding:32px 20px}.success-icon{width:72px;height:72px;margin:0 auto 20px;background:linear-gradient(135deg,#52c41a 0%,#73d13d 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;animation:scaleIn .4s ease-out}.success-icon svg{width:36px;height:36px;fill:#fff}@keyframes scaleIn{0%{transform:scale(.5);opacity:0}to{transform:scale(1);opacity:1}}.success-title{font-size:22px;font-weight:600;margin-bottom:8px}.success-message{font-size:14px;color:var(--color-text-secondary);margin-bottom:24px;line-height:1.6}.reward-display{background:linear-gradient(135deg,#fff5eb 0%,#ffe8cc 100%);border-radius:var(--radius);padding:24px 16px;margin-bottom:24px}.reward-label{font-size:13px;color:var(--color-text-muted);margin-bottom:8px}.reward-amount{font-size:48px;font-weight:700;color:var(--color-primary);line-height:1.2}.reward-unit{font-size:18px;font-weight:500;margin-left:4px}.dev-banner{margin-bottom:12px;padding:10px 12px;background:#fff7e6;border:1px dashed var(--color-primary);border-radius:8px;font-size:12px;color:var(--color-primary-dark)}.dev-banner-label{display:block;margin-bottom:8px;font-weight:600}.dev-banner-actions{display:flex;flex-wrap:wrap;gap:6px}.dev-banner-actions button{padding:4px 8px;border:1px solid var(--color-primary);border-radius:6px;background:var(--color-white);color:var(--color-primary);font-size:11px;cursor:pointer}.dev-banner-actions button:active{background:var(--color-primary-light)}.fail-icon{width:72px;height:72px;margin:0 auto 20px;background:linear-gradient(135deg,#ff4d4f 0%,#ff7875 100%);border-radius:50%;display:flex;align-items:center;justify-content:center;animation:scaleIn .4s ease-out}.fail-icon svg{width:36px;height:36px;fill:#fff}