:root{--color-primary: #4F7FFF;--color-primary-light: #E8EEFF;--color-bg: #F0F3F8;--color-sider: #1A2035;--color-text: #1A1A2E;--color-text-secondary: #6B7280;--color-text-placeholder: #9CA3AF;--color-border: #E5E7EB;--color-white: #ffffff;--color-red: #FF4D4F;--color-success: #52C41A;--color-warning: #FAAD14;--shadow-card: 0 2px 12px rgba(0, 0, 0, .06);--radius-card: 12px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica 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#0003}.login-logo{text-align:center;margin-bottom:32px}.login-logo-icon{width:64px;height:64px;background:linear-gradient(135deg,#4f7fff,#7c5cff);border-radius:16px;display:inline-flex;align-items:center;justify-content:center;margin-bottom:16px;font-size:28px}.login-title{font-size:24px;font-weight:700;color:var(--color-text);margin-bottom:4px}.login-subtitle{font-size:14px;color:var(--color-text-secondary)}.sider-logo{height:64px;display:flex;align-items:center;padding:0 20px;gap:12px;border-bottom:1px solid rgba(255,255,255,.08)}.sider-logo-icon{width:36px;height:36px;background:linear-gradient(135deg,#4f7fff,#7c5cff);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;flex-shrink:0}.sider-logo-text{font-size:16px;font-weight:700;color:#fff;white-space:nowrap;overflow:hidden}.header-user{display:flex;align-items:center;gap:8px;cursor:pointer;padding:4px 8px;border-radius:8px;transition:background 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6px;letter-spacing:.5px}.login-brand-subtitle{font-size:14px;color:#fff9;margin:0 0 32px}.login-brand-features{display:flex;flex-direction:column;gap:12px}.login-brand-feature-item{display:flex;align-items:center;gap:10px;font-size:13px;color:#ffffffd1}.login-qr-panel{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 48px;background:#fff}.login-qr-body{width:100%;max-width:320px;display:flex;flex-direction:column;align-items:center}.login-qr-header{display:flex;align-items:center;gap:14px;margin-bottom:28px;align-self:flex-start}.login-wechat-icon{width:48px;height:48px;background:#f0fdf4;border-radius:12px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.login-qr-title{font-size:18px;font-weight:700;color:#1a1a2e;line-height:1.3}.login-qr-subtitle{font-size:13px;color:#9ca3af;margin-top:3px}.login-qr-box{width:204px;height:204px;border:2px solid #E5E7EB;border-radius:16px;display:flex;align-items:center;justify-content:center;padding:14px;position:relative;background:#fff;transition:border-color .2s}.login-qr-box:hover{border-color:#07c160}.login-qr-box:before,.login-qr-box:after{content:"";position:absolute;width:18px;height:18px;border-color:#07c160;border-style:solid}.login-qr-box:before{top:-2px;left:-2px;border-width:3px 0 0 3px;border-radius:4px 0 0}.login-qr-box:after{bottom:-2px;right:-2px;border-width:0 3px 3px 0;border-radius:0 0 4px}.qr-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;width:172px;height:172px;position:relative}.qr-hint-text{font-size:13px;color:#9ca3af;text-align:center;margin:0}.qr-expired-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#1a2035d1;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.qr-scanned-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#fffffff0;border-radius:8px;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:2;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.login-qr-tips{margin-top:14px;min-height:24px;display:flex;align-items:center;justify-content:center}.qr-status-row{display:flex;align-items:center;gap:8px;font-size:13px;color:#6b7280}.qr-dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex-shrink:0}.qr-dot--pulse{background:#4f7fff;animation:qrPulse 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#E5E7EB;border-radius:8px;background:#f9fafb;cursor:pointer;font-size:12px;color:#6b7280;transition:all .2s}.dev-quick-btn:hover{border-color:#07c160;color:#07c160}@media (max-width: 700px){.login-card-qr{flex-direction:column;width:calc(100vw - 32px)}.login-brand-panel{width:100%;padding:28px 24px}.login-qr-panel{padding:28px 24px}.login-brand-features{flex-direction:row;flex-wrap:wrap;gap:8px}}