:root{--brand-red: #E30613;--brand-red-dark: #B8050F;--brand-blue: #00539B;--brand-blue-dark: #003D73;--ink: #1A1A1A;--muted: #6B7280;--bg: #F4F5F7;--card: #FFFFFF;--border: #E2E4E9;--status-todo: #9CA3AF;--status-doing: #00539B;--status-done: #16A34A;--radius: 10px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:Segoe UI,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--ink)}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:14px}.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--brand-blue-dark),var(--brand-red-dark))}.login-card{background:var(--card);padding:36px 40px;border-radius:var(--radius);box-shadow:0 20px 50px #00000040;width:360px;text-align:center}.login-card h1{font-size:20px;margin:8px 0 4px}.login-card p{color:var(--muted);font-size:13px;margin-bottom:20px}.brand-mark{display:inline-flex;gap:4px;font-weight:800;font-size:22px;margin-bottom:4px}.brand-mark .red{color:var(--brand-red)}.brand-mark .blue{color:var(--brand-blue)}.login-card input{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:8px;margin-bottom:12px}.btn-primary{width:100%;padding:10px 12px;border:none;border-radius:8px;background:var(--brand-red);color:#fff;font-weight:600}.btn-primary:hover{background:var(--brand-red-dark)}.btn-primary:disabled{opacity:.6;cursor:default}.login-error{color:var(--brand-red);font-size:13px;margin-bottom:10px}.app-header{display:flex;align-items:center;justify-content:space-between;padding:10px 20px;background:var(--card);border-bottom:3px solid var(--brand-red)}.app-header .actions{display:flex;align-items:center;gap:10px}.view-toggle{display:flex;border:1px solid var(--border);border-radius:8px;overflow:hidden}.view-toggle button{border:none;background:var(--card);padding:7px 16px;font-size:13px;font-weight:600;color:var(--muted)}.view-toggle button.active{background:var(--brand-blue);color:#fff}.btn-link{background:none;border:none;color:var(--brand-blue);font-size:13px;font-weight:600}.btn-link:hover{text-decoration:underline}.main-area{padding:16px 20px 60px}.ai-panel{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:14px 16px;margin-bottom:16px}.ai-panel .row{display:flex;gap:8px}.ai-panel textarea{flex:1;padding:8px 10px;border:1px solid var(--border);border-radius:8px;resize:vertical;min-height:40px}.ai-panel .suggestions{margin-top:12px;display:flex;flex-direction:column;gap:6px}.ai-suggestion-row{display:flex;align-items:center;gap:8px}.ai-suggestion-row input[type=text]{flex:1;padding:6px 8px;border:1px solid var(--border);border-radius:6px}.ai-save-bar{margin-top:12px;display:flex;align-items:center;gap:10px}.ai-save-bar select,.ai-save-bar input[type=text]{padding:6px 8px;border:1px solid var(--border);border-radius:6px}.fab-add{position:fixed;right:24px;bottom:24px;width:52px;height:52px;border-radius:50%;background:var(--brand-red);color:#fff;border:none;font-size:26px;box-shadow:0 8px 20px #e3061366;z-index:20}.fab-add:hover{background:var(--brand-red-dark)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:50}.modal-card{background:var(--card);border-radius:var(--radius);padding:22px 24px;width:420px;max-width:92vw;max-height:88vh;overflow-y:auto;box-shadow:0 20px 60px #0000004d}.modal-card h2{margin-top:0;font-size:17px}.field{margin-bottom:12px}.field label{display:block;font-size:12px;color:var(--muted);margin-bottom:4px;font-weight:600}.field input,.field select,.field textarea{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:8px}.field-row{display:flex;gap:10px}.field-row .field{flex:1}.modal-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:18px}.btn-secondary{padding:8px 14px;border-radius:8px;border:1px solid var(--border);background:var(--card);font-weight:600;color:var(--ink)}.btn-danger{padding:8px 14px;border-radius:8px;border:none;background:#fff;color:var(--brand-red);font-weight:600}.btn-danger:hover{text-decoration:underline}.modal-card .btn-primary{width:auto}.timeline-scroll{overflow-x:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--card)}.timeline-grid{display:grid;min-width:max-content}.tl-col-title{position:sticky;left:0;width:230px;min-width:230px;background:inherit;z-index:2;padding:6px 10px;border-right:1px solid var(--border)}.tl-col-assignee{position:sticky;left:230px;width:120px;min-width:120px;background:inherit;z-index:2;padding:6px 10px;border-right:1px solid var(--border)}.tl-col-start{position:sticky;left:350px;width:90px;min-width:90px;background:inherit;z-index:2;padding:6px 10px;border-right:1px solid var(--border)}.tl-col-due{position:sticky;left:440px;width:90px;min-width:90px;background:inherit;z-index:2;padding:6px 10px;border-right:2px solid var(--border)}.tl-header-row,.tl-epic-row,.tl-task-row{display:contents}.tl-header-cell{background:#fafbfc;font-size:11px;color:var(--muted);font-weight:700;text-align:center;padding:6px 2px;border-bottom:1px solid var(--border);border-left:1px solid #F0F1F3}.tl-header-cell.weekend{background:#f1f2f5}.tl-header-cell.today{background:#fdecec;color:var(--brand-red)}.tl-day-cell{border-left:1px solid #F0F1F3;border-bottom:1px solid #F3F4F6;min-height:40px;background:var(--card)}.tl-day-cell.weekend{background:#fafafb}.tl-epic-title{background:var(--brand-blue);color:#fff;font-weight:800;font-size:13px;padding:10px;letter-spacing:.2px}.tl-epic-title .tl-col-assignee,.tl-epic-title .tl-col-start,.tl-epic-title .tl-col-due{background:var(--brand-blue)}.tl-epic-bar-cell{background:linear-gradient(180deg,#00539b1f,#00539b1f);border-bottom:1px solid var(--border);min-height:40px}.tl-task-title{padding:8px 10px 8px 22px;font-size:13px}.tl-task-cell{padding:8px 10px;font-size:12px;color:var(--muted)}.tl-bar{height:20px;margin-top:9px;border-radius:6px;cursor:pointer;font-size:11px;color:#fff;display:flex;align-items:center;padding:0 8px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;box-shadow:0 1px 2px #00000026}.tl-bar.status-todo{background:var(--status-todo)}.tl-bar.status-doing{background:var(--status-doing)}.tl-bar.status-done{background:var(--status-done)}.tl-empty{padding:30px;text-align:center;color:var(--muted)}.kanban-board{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.kanban-col{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:10px;min-height:300px}.kanban-col h3{font-size:13px;margin:4px 4px 10px;display:flex;align-items:center;gap:8px}.kanban-col.drag-over{background:#f0f6ff}.kanban-dot{width:9px;height:9px;border-radius:50%}.kanban-card{background:var(--bg);border:1px solid var(--border);border-left:4px solid var(--brand-blue);border-radius:8px;padding:10px;margin-bottom:8px;cursor:grab}.kanban-card .epic-tag{font-size:10px;font-weight:700;color:var(--brand-blue);text-transform:uppercase;margin-bottom:4px}.kanban-card .title{font-size:13px;font-weight:600;margin-bottom:6px}.kanban-card .meta{font-size:11px;color:var(--muted);display:flex;justify-content:space-between}.my-tasks-page{max-width:640px;margin:0 auto;padding:24px 16px 60px}.my-tasks-page h1{font-size:19px}.my-task-card{background:var(--card);border:1px solid var(--border);border-left:5px solid var(--brand-blue);border-radius:8px;padding:12px 14px;margin-bottom:10px}.my-task-card .epic-tag{font-size:11px;color:var(--brand-blue);font-weight:700;text-transform:uppercase}.my-task-card .title{font-weight:600;margin:4px 0}.my-task-card .dates{font-size:12px;color:var(--muted)}.status-badge{display:inline-block;font-size:11px;font-weight:700;padding:2px 8px;border-radius:999px;color:#fff}.status-badge.status-todo{background:var(--status-todo)}.status-badge.status-doing{background:var(--status-doing)}.status-badge.status-done{background:var(--status-done)}.manage-list{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}.manage-list .item{display:flex;justify-content:space-between;align-items:center;padding:6px 10px;background:var(--bg);border-radius:6px;font-size:13px}.manage-list .item .link-token{font-size:11px;color:var(--muted)}.icon-btn{border:none;background:none;color:var(--brand-red);font-size:12px;font-weight:700}.empty-state{text-align:center;color:var(--muted);padding:40px 0}