*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--brand-900:#0f1e4d;--brand-800:#1e3a8a;--brand-700:#1d4ed8;--brand-600:#2563eb;--brand-500:#3b82f6;--brand-100:#dbeafe;--brand-50:#eff6ff;--green-500:#10b981;--green:#22c55e;--amber-500:#f59e0b;--orange:#f97316;--red:#ef4444;--purple:#a855f7;--cyan:#06b6d4;--gray-50:#f8fafc;--gray-100:#f1f5f9;--gray-200:#e2e8f0;--gray-300:#cbd5e1;--gray-400:#94a3b8;--gray-500:#64748b;--gray-600:#475569;--gray-700:#334155;--gray-800:#1e293b;--gray-900:#0f172a;--text:#1e293b;--text-sub:#64748b;--border:#e2e8f0;--sidebar-w:232px;--topbar-h:52px;--radius:8px;--radius-lg:12px;--shadow-sm:0 1px 2px #0000000f;--shadow:0 4px 16px #0000001a;--shadow-lg:0 8px 32px #00000024}body{color:var(--text);background:var(--gray-50);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Inter,Segoe UI,sans-serif;font-size:13px;line-height:1.5}.app-layout{grid-template-columns:var(--sidebar-w) 1fr;grid-template-rows:var(--topbar-h) 1fr;grid-template-areas:"sidebar topbar""sidebar main";height:100vh;display:grid;overflow:hidden}.sidebar{background:var(--brand-900);flex-direction:column;grid-area:sidebar;display:flex;overflow:hidden}.sidebar-logo{height:var(--topbar-h);flex-shrink:0;align-items:center;gap:10px;padding:0 18px;display:flex}.sidebar-logo-icon{background:linear-gradient(135deg, var(--brand-600), #7c3aed);border-radius:7px;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;display:flex}.sidebar-logo-text{color:#fff;letter-spacing:-.3px;font-size:14px;font-weight:700}.sidebar-section{letter-spacing:.8px;text-transform:uppercase;color:#ffffff59;padding:20px 12px 4px;font-size:10px;font-weight:600}.sidebar-nav{flex-direction:column;gap:1px;padding:4px 8px;display:flex}.sidebar-nav.main{flex:1}.nav-item{cursor:pointer;color:#ffffffa6;border-radius:7px;align-items:center;gap:10px;padding:8px 10px;font-size:13px;font-weight:500;text-decoration:none;transition:background .15s,color .15s;display:flex}.nav-item:hover{color:#fff;background:#ffffff14}.nav-item.active{background:var(--brand-700);color:#fff}.nav-item-icon{opacity:.85;flex-shrink:0;justify-content:center;align-items:center;width:18px;height:18px;display:flex}.nav-badge{background:var(--brand-500);color:#fff;text-align:center;border-radius:100px;min-width:18px;margin-left:auto;padding:1px 6px;font-size:10px;font-weight:700}.nav-item.active .nav-badge{background:#ffffff40}.sidebar-footer{border-top:1px solid #ffffff14;flex-shrink:0;padding:12px}.online-dot{background:var(--green);border:2px solid var(--brand-900);border-radius:50%;width:8px;height:8px;position:absolute;bottom:0;right:0}.topbar{border-bottom:1px solid var(--border);background:#fff;grid-area:topbar;align-items:center;gap:12px;padding:0 20px;display:flex}.topbar-breadcrumb{color:var(--gray-500);align-items:center;gap:6px;font-size:13px;display:flex}.topbar-breadcrumb-sep{color:var(--gray-300)}.topbar-page{color:var(--text);font-size:14px;font-weight:600}.topbar-search{flex:1;max-width:320px;margin:0 8px;position:relative}.topbar-search-input{border:1px solid var(--border);width:100%;color:var(--text);background:var(--gray-50);border-radius:7px;outline:none;padding:6px 12px 6px 32px;font-family:inherit;font-size:13px;transition:border-color .15s,box-shadow .15s}.topbar-search-input:focus{border-color:var(--brand-500);background:#fff;box-shadow:0 0 0 3px #3b82f61f}.topbar-search-icon{color:var(--gray-400);pointer-events:none;position:absolute;top:50%;left:10px;transform:translateY(-50%)}.topbar-actions{align-items:center;gap:8px;margin-left:auto;display:flex}.topbar-icon-btn{cursor:pointer;width:32px;height:32px;color:var(--gray-500);background:0 0;border:none;border-radius:7px;justify-content:center;align-items:center;transition:background .15s;display:flex}.topbar-icon-btn:hover{background:var(--gray-100);color:var(--text)}.topbar-new-btn{background:var(--brand-600);color:#fff;cursor:pointer;white-space:nowrap;border:none;border-radius:7px;align-items:center;gap:5px;padding:6px 14px;font-family:inherit;font-size:13px;font-weight:500;transition:background .15s;display:inline-flex}.topbar-new-btn:hover{background:var(--brand-700)}.page-area{flex-direction:column;grid-area:main;display:flex;overflow:hidden}.page-content{flex:1;padding:20px 24px;overflow-y:auto}.card{border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);background:#fff}.card-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:14px 16px;font-size:13px;font-weight:600;display:flex}.card-body{padding:16px}.btn{cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:7px;align-items:center;gap:5px;padding:6px 14px;font-family:inherit;font-size:13px;font-weight:500;transition:background .15s,opacity .15s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand-600);color:#fff}.btn-primary:hover:not(:disabled){background:var(--brand-700)}.btn-ghost{color:var(--text);border-color:var(--border);background:0 0}.btn-ghost:hover:not(:disabled){background:var(--gray-100)}.btn-danger{background:var(--red);color:#fff}.btn-danger:hover:not(:disabled){opacity:.88}.btn-sm{padding:4px 10px;font-size:12px}.filter-bar{flex-wrap:wrap;align-items:center;gap:6px;margin-bottom:16px;display:flex}.chip{cursor:pointer;border:1px solid var(--border);color:var(--gray-600);background:#fff;border-radius:100px;padding:4px 12px;font-size:12px;font-weight:500;transition:all 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7px;font-size:10px;font-weight:600;display:inline-flex}.tag.area-design{color:var(--purple);background:#faf5ff}.tag.area-dev{background:var(--brand-50);color:var(--brand-600)}.tag.area-qa{color:var(--orange);background:#fff7ed}.tag.area-pm{color:#16a34a;background:#f0fdf4}.avatar{border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;font-size:11px;font-weight:700;display:flex;position:relative;overflow:hidden}.avatar img{object-fit:cover;width:100%;height:100%}.avatar-sm{width:22px;height:22px;font-size:9px}.avatar-lg{width:36px;height:36px;font-size:13px}.avatar-xl{width:48px;height:48px;font-size:17px}.modal-backdrop{z-index:200;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#0f172a73;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0}.modal{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);background:#fff;width:100%;max-width:520px;max-height:92vh;overflow-y:auto}.modal-header{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:18px 20px 14px;font-size:15px;font-weight:600;display:flex}.modal-body{flex-direction:column;gap:14px;padding:18px 20px;display:flex}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:8px;padding:14px 20px 18px;display:flex}.modal-close{width:28px;height:28px;color:var(--gray-400);cursor:pointer;background:0 0;border:none;border-radius:6px;justify-content:center;align-items:center;font-size:16px;transition:background .15s;display:flex}.modal-close:hover{background:var(--gray-100);color:var(--text)}.auth-page{background:linear-gradient(135deg, var(--brand-900) 0%, #1a3a6b 50%, #1e293b 100%);justify-content:center;align-items:center;min-height:100vh;padding:24px;display:flex}.auth-card{border:1px solid var(--border);box-shadow:var(--shadow-lg);background:#fff;border-radius:16px;width:100%;max-width:400px;padding:40px}.auth-logo{color:var(--text);align-items:center;gap:10px;margin-bottom:28px;font-size:18px;font-weight:700;display:flex}.auth-title{margin-bottom:6px;font-size:22px;font-weight:700}.auth-sub{color:var(--text-sub);margin-bottom:28px;font-size:13px}.auth-form{flex-direction:column;gap:14px;display:flex}.auth-link{color:var(--brand-600);font-weight:500;text-decoration:none}.auth-link:hover{text-decoration:underline}.auth-divider{text-align:center;color:var(--text-sub);margin-top:20px;font-size:12px}.alert{border-radius:7px;align-items:center;gap:7px;padding:9px 12px;font-size:12px;display:flex}.alert-error{color:#dc2626;background:#fef2f2;border:1px solid #fecaca}.alert-success{color:#16a34a;background:#f0fdf4;border:1px solid #bbf7d0}.alert-info{background:var(--brand-50);color:var(--brand-600);border:1px solid var(--brand-100)}.stats-grid{grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px;display:grid}@media (width<=900px){.stats-grid{grid-template-columns:repeat(2,1fr)}}.stat-card{flex-direction:column;gap:10px;padding:16px 18px;display:flex}.stat-card-top{justify-content:space-between;align-items:flex-start;display:flex}.stat-icon-wrap{border-radius:9px;justify-content:center;align-items:center;width:36px;height:36px;display:flex}.stat-delta{border-radius:100px;align-items:center;gap:2px;padding:2px 6px;font-size:11px;font-weight:600;display:flex}.stat-delta.up{color:#16a34a;background:#f0fdf4}.stat-delta.down{color:#dc2626;background:#fef2f2}.stat-value{font-size:26px;font-weight:700;line-height:1}.stat-label{color:var(--text-sub);font-size:12px}.install-banner{border:1px solid var(--brand-100);border-radius:var(--radius-lg);background:linear-gradient(90deg,#eff6ff,#f5f3ff);align-items:center;gap:12px;margin-bottom:18px;padding:10px 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var(--border);cursor:pointer;background:#fff;border-radius:9px;padding:11px 12px;transition:box-shadow .15s,border-color .15s}.task-card:hover{box-shadow:var(--shadow);border-color:var(--gray-300)}.task-card-id{color:var(--brand-500);letter-spacing:.3px;margin-bottom:5px;font-size:10px;font-weight:700}.task-card-title{margin-bottom:8px;font-size:13px;font-weight:500;line-height:1.4}.task-card-tags{flex-wrap:wrap;gap:4px;margin-bottom:8px;display:flex}.task-card-meta{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.task-card-due{color:var(--gray-500);align-items:center;gap:3px;font-size:11px;display:flex}.tlist-wrap{border-radius:var(--radius-lg);overflow-x:auto}.tlist{border-collapse:collapse;width:100%}.tlist thead th{text-align:left;color:var(--text-sub);border-bottom:2px solid var(--border);background:var(--gray-50);white-space:nowrap;-webkit-user-select:none;user-select:none;padding:9px 14px;font-size:11px;font-weight:600}.tlist thead th:first-child{border-radius:var(--radius-lg) 0 0 0;width:40px}.tlist thead th:last-child{border-radius:0 var(--radius-lg) 0 0}.tlist tbody tr{border-bottom:1px solid var(--border);transition:background .1s}.tlist tbody tr:last-child{border-bottom:none}.tlist tbody tr:hover{background:var(--gray-50)}.tlist tbody td{vertical-align:middle;padding:10px 14px;font-size:13px}.tlist-check{border:1.5px solid var(--gray-300);cursor:pointer;width:15px;height:15px;accent-color:var(--brand-600);border-radius:3px;flex-shrink:0}.week-cal{flex-direction:column;flex:1;display:flex;overflow:hidden}.week-cal-header{border-bottom:1px solid var(--border);background:var(--gray-50);flex-shrink:0;display:grid}.week-col-head{text-align:center;border-right:1px solid var(--border);padding:10px 8px;font-size:12px;font-weight:600}.week-col-head:last-child{border-right:none}.week-col-head-date{font-size:20px;font-weight:700;line-height:1.2;display:block}.week-col-head.today 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0}::-webkit-scrollbar-thumb{background:var(--gray-200);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--gray-300)}.color-dot{cursor:pointer;border:2px solid #0000;border-radius:50%;width:18px;height:18px;transition:border-color .15s}.color-dot.selected{border-color:var(--text);box-shadow:inset 0 0 0 2px #fff}