*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}:root{--primary-50: #f0edff;--primary-100: #ddd6fe;--primary-200: #c4b5fd;--primary-300: #a78bfa;--primary-400: #8b5cf6;--primary-500: #7c3aed;--primary-600: #6d28d9;--primary-700: #5b21b6;--primary-800: #4c1d95;--primary-900: #3b0764;--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;--success-50: #ecfdf5;--success-500: #10b981;--success-600: #059669;--warning-50: #fffbeb;--warning-500: #f59e0b;--warning-600: #d97706;--danger-50: #fef2f2;--danger-500: #ef4444;--danger-600: #dc2626;--info-50: #eff6ff;--info-500: #3b82f6;--bg-primary: #ffffff;--bg-secondary: var(--gray-50);--bg-tertiary: var(--gray-100);--bg-card: #ffffff;--bg-modal: #ffffff;--bg-input: #ffffff;--bg-hover: var(--gray-100);--text-primary: var(--gray-900);--text-secondary: var(--gray-600);--text-tertiary: var(--gray-400);--text-inverse: #ffffff;--border-color: var(--gray-200);--border-light: var(--gray-100);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .07), 0 2px 4px -2px rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .08), 0 4px 6px -4px rgba(0, 0, 0, .04);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .08), 0 8px 10px -6px rgba(0, 0, 0, .04);--font-sans: "Inter", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-normal: .25s cubic-bezier(.4, 0, .2, 1);--transition-slow: .35s cubic-bezier(.4, 0, .2, 1)}[data-theme=dark]{--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-tertiary: #334155;--bg-card: #1e293b;--bg-modal: #1e293b;--bg-input: #334155;--bg-hover: #334155;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-tertiary: #64748b;--border-color: #334155;--border-light: #1e293b;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .5)}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background:var(--bg-secondary);color:var(--text-primary);line-height:1.6;min-height:100vh}a{color:var(--primary-500);text-decoration:none}a:hover{color:var(--primary-600)}.app-layout{min-height:100vh;display:flex;flex-direction:column}.app-header{background:var(--bg-primary);border-bottom:1px solid var(--border-color);padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffd9}[data-theme=dark] 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var(--border-color);border-radius:var(--radius-md);background:var(--bg-input);color:var(--text-primary);font-size:.875rem;font-family:var(--font-sans)}.filter-search input:focus{outline:none;border-color:var(--primary-400);box-shadow:0 0 0 3px #7c3aed26}.filter-select{padding:10px 14px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-input);color:var(--text-primary);font-size:.875rem;font-family:var(--font-sans);cursor:pointer;min-width:140px}.view-toggles{display:flex;gap:2px;background:var(--bg-tertiary);padding:3px;border-radius:var(--radius-md);margin-left:auto}.view-toggle-btn{padding:6px 10px;border:none;background:transparent;color:var(--text-secondary);cursor:pointer;border-radius:var(--radius-sm);transition:all var(--transition-fast);display:flex;align-items:center}.view-toggle-btn.active{background:var(--bg-primary);color:var(--primary-500);box-shadow:var(--shadow-sm)}.task-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;transition:all var(--transition-normal);position:relative}.task-card:hover{box-shadow:var(--shadow-md);border-color:var(--primary-200)}.task-card-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:12px;gap:8px}.task-card-badges{display:flex;gap:6px;flex-shrink:0}.task-card-actions{display:flex;gap:4px;opacity:0;transition:opacity var(--transition-fast)}.task-card:hover .task-card-actions{opacity:1}.task-card-title{font-size:1rem;font-weight:700;margin-bottom:8px;line-height:1.4;color:var(--text-primary)}.task-card-description{font-size:.8125rem;color:var(--text-secondary);line-height:1.5;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;word-break:break-all}.task-card-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-top:12px;padding-top:12px;border-top:1px solid 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16px;background:var(--bg-tertiary);font-weight:600;color:var(--text-secondary);font-size:.8125rem;white-space:nowrap;border-bottom:1px solid var(--border-color)}.task-table td{padding:12px 16px;border-bottom:1px solid var(--border-light);color:var(--text-primary);vertical-align:middle}.task-table tbody tr{transition:background var(--transition-fast)}.task-table tbody tr:hover{background:var(--bg-hover)}.dashboard-header{display:flex;align-items:flex-start;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:16px}.dashboard-header h1{font-size:1.5rem;font-weight:800}.dashboard-header p{color:var(--text-secondary);font-size:.875rem;margin-top:2px}.dashboard-actions{display:flex;gap:10px;flex-wrap:wrap}.completed-section{margin-top:40px}.completed-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.completed-header h2{font-size:1.125rem;font-weight:700;display:flex;align-items:center;gap:8px}.completed-count{font-size:.8125rem;color:var(--text-secondary)}.notification-wrapper{position:relative}.notification-badge{position:absolute;top:-4px;right:-4px;background:var(--danger-500);color:#fff;font-size:.625rem;font-weight:700;width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;line-height:1}.notification-panel{position:absolute;top:calc(100% + 12px);right:0;width:380px;max-height:480px;background:var(--bg-primary);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);z-index:200;overflow:hidden;animation:slideDown var(--transition-normal)}.notification-panel-header{padding:16px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}.notification-panel-header h3{font-size:.9375rem;font-weight:700}.notification-list{overflow-y:auto;max-height:400px}.notification-item{padding:14px 20px;border-bottom:1px solid var(--border-light);cursor:pointer;transition:background var(--transition-fast)}.notification-item:hover{background:var(--bg-hover)}.notification-item.unread{background:var(--primary-50)}[data-theme=dark] .notification-item.unread{background:#7c3aed1a}.notification-item-text{font-size:.8125rem;color:var(--text-primary);line-height:1.5}.notification-item-time{font-size:.75rem;color:var(--text-tertiary);margin-top:4px}.notification-empty{padding:40px 20px;text-align:center;color:var(--text-tertiary);font-size:.875rem}.member-list{display:flex;flex-direction:column;gap:4px}.member-item{display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:var(--radius-md);transition:background 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var(--border-light);padding-top:16px}.comment-list{display:flex;flex-direction:column;gap:12px;max-height:300px;overflow-y:auto;margin-bottom:12px}.comment-item{display:flex;gap:10px}.comment-bubble{background:var(--bg-tertiary);border-radius:var(--radius-md);padding:10px 14px;flex:1}.comment-author{font-weight:600;font-size:.8125rem;margin-bottom:2px}.comment-text{font-size:.8125rem;color:var(--text-secondary);line-height:1.5}.comment-time{font-size:.6875rem;color:var(--text-tertiary);margin-top:4px}.comment-input-row{display:flex;gap:8px}.comment-input-row input{flex:1;padding:8px 14px;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--bg-input);color:var(--text-primary);font-size:.8125rem;font-family:var(--font-sans)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-50) 0%,var(--gray-50) 50%,var(--primary-100) 100%);padding:20px}[data-theme=dark] .login-page{background:linear-gradient(135deg,var(--gray-900) 0%,var(--primary-900) 100%)}.login-card{background:var(--bg-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:48px 40px;width:100%;max-width:440px;text-align:center}.login-logo{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:8px}.login-logo-icon{width:56px;height:56px;background:linear-gradient(135deg,var(--primary-400),var(--primary-600));border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;color:#fff}.login-logo-text{font-size:2rem;font-weight:800;color:var(--primary-500)}.login-subtitle{color:var(--text-secondary);font-size:.9375rem;margin-bottom:32px}.login-form{text-align:left}.login-btn{width:100%;padding:12px;margin-top:8px}.waiting-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary-50) 0%,var(--gray-50) 100%);padding:20px}[data-theme=dark] .waiting-page{background:linear-gradient(135deg,var(--gray-900) 0%,var(--primary-900) 100%)}.waiting-card{background:var(--bg-primary);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:48px 40px;max-width:480px;text-align:center}.waiting-icon{width:64px;height:64px;background:var(--warning-50);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 20px;color:var(--warning-500)}.waiting-card h1{font-size:1.5rem;font-weight:700;margin-bottom:12px}.waiting-card p{color:var(--text-secondary);font-size:.9375rem;line-height:1.6}.tag{display:inline-block;padding:2px 8px;background:var(--gray-100);color:var(--gray-600);border-radius:var(--radius-full);font-size:.6875rem;font-weight:500}[data-theme=dark] .tag{background:var(--gray-700);color:var(--gray-300)}.tags-row{display:flex;flex-wrap:wrap;gap:4px;margin-top:8px}.attachment-item{display:flex;align-items:center;gap:6px;padding:6px 10px;background:var(--bg-tertiary);border-radius:var(--radius-sm);font-size:.75rem;color:var(--primary-500);margin-top:4px;word-break:break-all}.attachment-add-row{display:flex;gap:8px;margin-top:8px}.attachment-add-row input{flex:1}.spinner{width:40px;height:40px;border:3px solid var(--border-color);border-top-color:var(--primary-500);border-radius:50%;animation:spin .7s linear infinite}.loading-center{display:flex;align-items:center;justify-content:center;min-height:100vh;background:var(--bg-secondary)}.empty-state{text-align:center;padding:60px 20px;color:var(--text-tertiary)}.empty-state-icon{width:64px;height:64px;margin:0 auto 16px;opacity:.3}.empty-state h3{font-size:1.125rem;font-weight:600;color:var(--text-secondary);margin-bottom:8px}.empty-state p{font-size:.875rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:1024px){.stats-grid{grid-template-columns:repeat(3,1fr)}}@media(max-width:768px){.app-header{flex-wrap:wrap;height:auto;padding:12px 16px;gap:8px}.app-main{padding:16px}.stats-grid{grid-template-columns:repeat(2,1fr)}.task-grid{grid-template-columns:1fr}.filter-bar{flex-direction:column;align-items:stretch}.filter-search{min-width:0}.dashboard-header{flex-direction:column}.dashboard-actions{width:100%}.form-row{grid-template-columns:1fr}.modal-content{max-width:100%}.notification-panel{width:320px;right:-100px}}@media(max-width:480px){.stats-grid{grid-template-columns:1fr 1fr}.login-card{padding:32px 24px}}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--gray-300);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--gray-400)}[data-theme=dark] ::-webkit-scrollbar-thumb{background:var(--gray-600)}