*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #FF922B;--color-primary-light: #FFB066;--color-primary-dark: #E07A1A;--color-bg: #f5f5f5;--color-surface: #ffffff;--color-text: #1a1a1a;--color-text-secondary: #666666;--color-text-muted: #999999;--color-border: #e8e8e8;--color-done: #52c41a;--color-danger: #ff4d4f;--color-priority-4: #ff4d4f;--color-priority-3: #ff7a45;--color-priority-2: #ffa940;--color-priority-1: #95de64;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 8px rgba(0,0,0,.08);--shadow-lg: 0 4px 16px rgba(0,0,0,.12);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-top: env(safe-area-inset-top, 0px)}html,body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;font-size:16px;line-height:1.5;color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent;overflow:hidden;height:100%}#app{height:100%;display:flex;flex-direction:column}button{border:none;outline:none;cursor:pointer;font-family:inherit;font-size:inherit;-webkit-tap-highlight-color:transparent;touch-action:manipulation}input,textarea{font-family:inherit;font-size:inherit;border:none;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}::-webkit-scrollbar{width:0;height:0}.page{flex:1;display:flex;flex-direction:column;overflow:hidden}.navbar{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;padding-top:calc(12px + var(--safe-top));background:var(--color-surface);border-bottom:1px solid var(--color-border);flex-shrink:0}.navbar-title{font-size:18px;font-weight:600;color:var(--color-text)}.navbar-actions{display:flex;gap:12px;align-items:center}.navbar-btn{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:var(--color-bg);color:var(--color-text);font-size:18px;transition:background .2s}.navbar-btn:active{background:var(--color-border)}.content{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;padding:12px 16px;padding-bottom:calc(12px + var(--safe-bottom))}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--color-text-muted)}.empty-state-icon{font-size:48px;margin-bottom:12px;opacity:.5}.empty-state-text{font-size:14px}.loading-overlay{display:flex;align-items:center;justify-content:center;padding:40px;color:var(--color-text-secondary);font-size:14px}.spinner{width:20px;height:20px;border:2px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite;margin-right:8px}@keyframes spin{to{transform:rotate(360deg)}}.error-bar{padding:10px 16px;background:#fff2f0;border:1px solid #ffccc7;border-radius:var(--radius-sm);color:var(--color-danger);font-size:13px;margin-bottom:12px;display:flex;align-items:center;gap:8px}.pull-indicator{text-align:center;padding:12px;color:var(--color-text-muted);font-size:13px;transition:opacity .3s}.sync-bar{display:flex;align-items:center;justify-content:center;gap:6px;padding:8px;font-size:12px;color:var(--color-text-muted);background:var(--color-surface);border-top:1px solid var(--color-border);flex-shrink:0}.sync-bar .success{color:var(--color-done)}.sync-bar .error{color:var(--color-danger)}