:root{--bg:#f5f6f8;--surface:#fff;--border:#d9dce1;--text:#1c1f24;--text-muted:#6b7280;--accent:#2f6feb;--accent-contrast:#fff;--error-bg:#fdeceb;--error-border:#e5534b;--error-text:#8a1f16;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}:root[data-theme=dark]{--bg:#14161a;--surface:#1b1e24;--border:#2e333c;--text:#e6e8eb;--text-muted:#9aa1ac;--accent:#5b9dff;--accent-contrast:#0b1220;--error-bg:#3a1c1c;--error-border:#e5534b;--error-text:#ffb4ac;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:system-ui,Segoe UI,Roboto,sans-serif}.app{max-width:1280px;margin:0 auto;padding:16px 20px 40px}.site-header{align-items:center;gap:10px;margin-bottom:12px;display:flex}.site-header__brand{color:var(--accent);white-space:nowrap;font-size:15px;font-weight:700;text-decoration:none}.site-header__brand:hover{text-decoration:underline}.site-header__divider{color:var(--text-muted);font-weight:400}.site-header__title{color:var(--text-muted);white-space:nowrap;font-size:15px;font-weight:600}.toolbar-spacer{flex:1}.btn,.toggle-btn{border:1px solid var(--border);background:var(--surface);color:var(--text);cursor:pointer;border-radius:6px;padding:6px 12px;font-size:13px}.btn:hover,.toggle-btn:hover{border-color:var(--accent)}.icon-btn{padding:6px 10px}.toolbar{align-items:center;gap:10px;margin-bottom:12px;display:flex}.zoom-toggle{gap:4px;display:flex}.toggle-btn.is-active{border-color:var(--accent);background:var(--accent);color:var(--accent-contrast)}.workspace{align-items:flex-start;gap:16px;display:flex}.workspace>div:first-child{flex:1;min-width:0}.task-editor{background:var(--surface);border:1px solid var(--border);border-radius:8px;flex-direction:column;flex:0 0 260px;gap:12px;padding:16px;display:flex}.task-editor__header{justify-content:space-between;align-items:center;display:flex}.task-editor__header h2{margin:0;font-size:15px}.task-editor__field{color:var(--text-muted);flex-direction:column;gap:4px;font-size:12px;display:flex}.task-editor__field input{border:1px solid var(--border);background:var(--bg);color:var(--text);border-radius:6px;padding:6px 8px;font-size:13px}.task-editor__delete{color:var(--error-text);border-color:var(--error-border)}