*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg: #F5F7FA;--surface: #FFFFFF;--surface-hover: #F8FAFF;--border: #E1E6EE;--border-light: #EEF1F6;--text-primary: #0D1421;--text-secondary: #6B7C93;--text-muted: #A0AFBE;--accent: #4B6FFF;--accent-light: #EEF2FF;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 16px rgba(0,0,0,.08);--row-height: 42px;--header-bg: #F8FAFC;--group-bg-in-progress: #FFFBEB;--group-bg-not-started: #F5F7FA;--group-bg-done: #F0FDF4;--group-bg-review: #FFF8F0;--subtask-bg: #FAFBFD;--subtask-bg-hover: #F3F6FF}[data-theme=dark]{--bg: #0F1117;--surface: #181B27;--surface-hover: #1E2135;--border: #272C40;--border-light: #1E2338;--text-primary: #E4E8F0;--text-secondary: #8B95A8;--text-muted: #525D72;--accent: #5B7FFF;--accent-light: #171E3A;--shadow-sm: 0 1px 3px rgba(0,0,0,.3), 0 1px 2px rgba(0,0,0,.2);--shadow-md: 0 4px 16px rgba(0,0,0,.35);--header-bg: #141720;--group-bg-in-progress: #1C1700;--group-bg-not-started: #13151E;--group-bg-done: #061409;--group-bg-review: #1C1000;--subtask-bg: #131621;--subtask-bg-hover: #181C2E}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Work Sans,sans-serif;background-color:var(--bg);color:var(--text-primary);line-height:1.5;font-size:14px;-webkit-font-smoothing:antialiased}#root{min-height:100vh}@keyframes shimmer{0%{background-position:-600px 0}to{background-position:600px 0}}.skeleton{background:linear-gradient(90deg,#EEF1F6 25%,#E1E6EE 50%,#EEF1F6 75%);background-size:1200px 100%;animation:shimmer 1.6s infinite;border-radius:var(--radius-sm)}[data-theme=dark] .skeleton{background:linear-gradient(90deg,#1E2235 25%,#252A42 50%,#1E2235 75%);background-size:1200px 100%}