:root{--bg:#F5F5F7;--card:#FFFFFF;--text-primary:#1D1D1F;--text-secondary:#86868B;--text-tertiary:#AEAEB2;--accent:#0071E3;--accent-hover:#0056B3;--accent-light:#E1F0FF;--disabled:#F0F0F0;--disabled-text:#C7C7CC;--holiday:#FF3B30;--border:#D2D2D7;--border-light:#E5E5EA;--success:#34C759;--danger:#FF3B30;--shadow-sm:0 1px 3px rgba(0,0,0,0.06);--shadow-md:0 4px 16px rgba(0,0,0,0.08);--shadow-lg:0 8px 32px rgba(0,0,0,0.12);--radius-sm:8px;--radius-md:12px;--radius-lg:16px;--radius-xl:20px;--transition:0.2s cubic-bezier(0.25,0.1,0.25,1);--font:-apple-system,BlinkMacSystemFont,"Hiragino Sans","Hiragino Kaku Gothic ProN","Noto Sans JP",sans-serif}*,:after,:before{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility}body{font-family:var(--font);background:var(--bg);color:var(--text-primary);line-height:1.6;min-height:100vh}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes scaleIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}@keyframes pulse{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}.page-container{max-width:1200px;padding:40px 24px}.page-container,.page-container-narrow{animation:fadeIn .4s ease forwards;margin:0 auto}.page-container-narrow{max-width:680px;padding:40px 20px}h1{font-size:34px;font-weight:700;letter-spacing:-.5px;line-height:1.2;color:var(--text-primary)}h2{font-size:24px;letter-spacing:-.3px;line-height:1.3}h2,h3{font-weight:600;color:var(--text-primary)}h3{font-size:18px}p{color:var(--text-secondary);font-size:15px;line-height:1.7}.card{background:var(--card);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm);border:1px solid var(--border-light);padding:28px;transition:box-shadow var(--transition),transform var(--transition)}.card:hover{box-shadow:var(--shadow-md)}.card-interactive:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);cursor:pointer}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius-md);font-size:15px;font-weight:500;font-family:var(--font);border:none;cursor:pointer;transition:all var(--transition);text-decoration:none;line-height:1;white-space:nowrap}.btn-primary{background:var(--accent);color:#FFFFFF}.btn-primary:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(0,113,227,.3)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background:transparent;color:var(--accent);border:1.5px solid var(--accent)}.btn-secondary:hover{background:var(--accent-light)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:rgba(0,0,0,.04);color:var(--text-primary)}.btn-danger{background:transparent;color:var(--danger);border:1.5px solid var(--danger)}.btn-danger:hover{background:#FFF0F0}.btn-sm{padding:8px 16px;font-size:13px;border-radius:var(--radius-sm)}.btn-lg{padding:16px 32px;font-size:17px;border-radius:var(--radius-md)}.btn-full{width:100%}.btn:disabled{opacity:.4;cursor:not-allowed;transform:none!important;box-shadow:none!important}.input-group{display:flex;flex-direction:column;gap:6px}.input-label{font-size:13px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.5px}.input-field{padding:12px 16px;border:1.5px solid var(--border);border-radius:var(--radius-sm);font-size:16px;font-family:var(--font);color:var(--text-primary);background:var(--card);transition:border-color var(--transition),box-shadow var(--transition);outline:none}.input-field:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(0,113,227,.15)}.input-field::placeholder{color:var(--text-tertiary)}textarea.input-field{resize:vertical;min-height:100px;line-height:1.6}.app-header{display:flex;align-items:center;justify-content:space-between;padding:16px 24px;background:rgba(255,255,255,.72);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-light);position:sticky;top:0;z-index:100}.app-logo{height:32px;width:auto}.app-title{font-size:20px;font-weight:600;letter-spacing:-.3px}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 24px;text-align:center;animation:fadeInUp .5s ease forwards}.empty-state img{width:200px;height:auto;margin-bottom:24px;opacity:.7}.empty-state h3{margin-bottom:8px;color:var(--text-primary)}.empty-state p{color:var(--text-secondary);margin-bottom:24px;max-width:320px}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn .2s ease;padding:20px}.modal-content{background:var(--card);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:32px;width:100%;max-width:480px;animation:scaleIn .3s ease}.modal-content h2{margin-bottom:24px}.modal-actions{display:flex;gap:12px;margin-top:28px;justify-content:flex-end}.badge{display:inline-flex;align-items:center;padding:4px 10px;border-radius:100px;font-size:12px;font-weight:600;letter-spacing:.3px}.badge-blue{background:var(--accent-light);color:var(--accent)}.badge-green{background:#E8F9ED;color:var(--success)}.shift-table{width:100%;border-collapse:separate;border-spacing:0;background:var(--card);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);border:1px solid var(--border-light)}.shift-table th{padding:14px 16px;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.8px;color:var(--text-secondary);background:#FAFAFA;border-bottom:1px solid var(--border-light);border-right:1px solid var(--border-light);text-align:center}.shift-table th:last-child{border-right:none}.shift-table td{padding:0;border-bottom:1px solid var(--border-light);border-right:1px solid var(--border-light);text-align:center;vertical-align:middle}.shift-table td:last-child{border-right:none}.shift-table tr:last-child td{border-bottom:none}.date-cell{padding:14px 16px!important;text-align:left!important;font-weight:500;font-size:14px;white-space:nowrap}.date-cell .day-name{font-size:12px;color:var(--text-secondary);margin-left:6px;font-weight:400}.date-cell.holiday,.date-cell.holiday .day-name{color:var(--holiday)}.date-cell.saturday,.date-cell.saturday .day-name{color:#007AFF}.slot-cell{width:100px;height:52px;cursor:pointer;transition:all var(--transition);position:relative}.slot-cell.selected,.slot-cell:hover{background:var(--accent-light)}.slot-cell.selected:after{content:"◯";font-size:20px;font-weight:700;color:var(--accent);position:absolute;inset:0;display:flex;align-items:center;justify-content:center;animation:scaleIn .2s ease}.slot-cell.disabled{background:var(--disabled);cursor:not-allowed;pointer-events:none}.slot-cell.disabled:after{content:"✕";font-size:16px;color:var(--disabled-text);position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.slot-cell-admin{width:100px;height:52px;cursor:pointer;transition:all var(--transition);position:relative}.slot-cell-admin:hover{opacity:.8}.slot-cell-admin.enabled{background:#E8F9ED}.slot-cell-admin.enabled:after{content:"✓";font-size:18px;font-weight:700;color:var(--success);position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.slot-cell-admin.disabled-slot{background:var(--disabled)}.slot-cell-admin.disabled-slot:after{content:"✕";font-size:16px;color:var(--disabled-text);position:absolute;inset:0;display:flex;align-items:center;justify-content:center}.toast{position:fixed;bottom:32px;left:50%;transform:translateX(-50%) translateY(100px);background:var(--text-primary);color:#FFFFFF;padding:14px 28px;border-radius:100px;font-size:14px;font-weight:500;box-shadow:var(--shadow-lg);z-index:2000;opacity:0;transition:all .3s ease;pointer-events:none}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-8{gap:8px}.gap-12{gap:12px}.gap-16{gap:16px}.gap-24{gap:24px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.mt-24{margin-top:24px}.mt-32{margin-top:32px}.mb-8{margin-bottom:8px}.mb-16{margin-bottom:16px}.mb-24{margin-bottom:24px}.text-center{text-align:center}.text-secondary{color:var(--text-secondary)}@media (max-width:768px){.page-container{padding:24px 16px}h1{font-size:28px}h2{font-size:20px}.card{padding:20px}.modal-content{padding:24px}.app-header{padding:12px 16px}.shift-table th{padding:10px 8px;font-size:11px}.date-cell{padding:10px 12px!important;font-size:13px}.slot-cell,.slot-cell-admin{width:72px;height:48px}}