:root{--brand: #4f6ef7;--brand-dark: #3f59d8;--brand-soft: #eef1fe;--bg: #f5f6fa;--surface: #ffffff;--surface-2: #fafbff;--border: #e7e9f1;--border-strong: #d6dae8;--text: #1f2430;--text-2: #545c70;--muted: #8a90a2;--danger: #e5484d;--danger-soft: #fdeced;--warn: #f2933a;--ok: #22a06b;--radius: 12px;--radius-sm: 8px;--shadow-sm: 0 1px 2px rgba(20, 26, 48, .06);--shadow: 0 8px 28px rgba(20, 26, 48, .1);--shadow-lg: 0 20px 60px rgba(20, 26, 48, .18);--sidebar-w: 236px}*{box-sizing:border-box}html,body,#app{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica 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h1{font-size:19px;margin-bottom:5px}.auth-foot{margin-top:18px;text-align:center;font-size:12px;color:var(--muted);line-height:1.7}.mobile-only{display:none}@media(max-width:860px){.layout{flex-direction:column}.sidebar{width:100%;flex:none;height:auto;position:static;border-right:none;border-bottom:1px solid var(--border);padding:14px;gap:12px}.sidebar.collapsed .nav-group,.sidebar.collapsed .sidebar-extra{display:none}.mobile-only{display:inline-flex}.content{padding:16px 14px 72px}.topbar{padding:0 14px;height:56px}.topbar-meta .hide-mobile{display:none}.task-item{padding:12px 13px;gap:10px}.task-actions{gap:0}.quick-add{flex-wrap:wrap}.field-row{flex-direction:column;gap:0}}@media(max-width:620px){.modal{max-width:100%;border-radius:12px}table.data th,table.data td{padding:9px 10px}}