.container{width:100%;max-width:1920px;margin:0 auto;padding:0 2rem;}
@media (min-width: 1921px){.container{padding:0 3rem;}}
.main-container{display:grid;grid-template-columns:minmax(300px, 0.28fr) 1fr;gap:2rem;padding:2rem;min-height:calc(100vh - 180px);}
.header{background:linear-gradient(135deg, #4a9eff 0%, #26a69a 100%);color:white;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;box-shadow:var(--shadow);position:sticky;top:0;z-index:100;height:60px;}
.header-content h1{font-size:1.5rem;margin-bottom:0.25rem;}
.header-content p{opacity:0.9;font-size:0.85rem;}
.header-actions{display:flex;gap:0.5rem;align-items:center;}
.toolbar-toggle-header{background:rgba(255, 255, 255, 0.2);border:none;color:white;width:36px;height:36px;border-radius:8px;cursor:pointer;font-size:1rem;transition:var(--transition);display:flex;align-items:center;justify-content:center;}
.toolbar-toggle-header:hover{background:rgba(255, 255, 255, 0.3);transform:scale(1.1);}
.btn-theme{background:rgba(255, 255, 255, 0.2);border:none;color:white;width:36px;height:36px;border-radius:8px;cursor:pointer;font-size:1.2rem;transition:var(--transition);display:flex;align-items:center;justify-content:center;}
.btn-theme:hover{background:rgba(255, 255, 255, 0.3);transform:scale(1.1);}
.toolbar-wrapper{position:sticky;top:60px;z-index:90;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);box-shadow:var(--shadow);}
.toolbar{display:flex;align-items:center;gap:2rem;padding:0.75rem 2rem;background:var(--bg-primary);transition:var(--transition);min-height:48px;}
.toolbar.collapsed{display:none;}
.toolbar-section{display:flex;align-items:center;gap:0.75rem;}
.toolbar-section h4{font-size:0.85rem;color:var(--text-secondary);margin-bottom:0;white-space:nowrap;}
.tool-btn{padding:0.5rem 0.75rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:6px;cursor:pointer;display:flex;align-items:center;gap:0.5rem;color:var(--text-primary);font-weight:500;transition:var(--transition);font-size:0.85rem;white-space:nowrap;}
.tool-btn:hover{background:var(--primary-color);color:white;border-color:var(--primary-color);}
.tool-icon{font-size:1rem;}
.tool-btn.btn-danger{background:rgba(239, 83, 80, 0.1);color:var(--danger-color);}
.tool-btn.btn-danger:hover{background:var(--danger-color);color:white;border-color:var(--danger-color);}
.sidebar-left{display:flex;flex-direction:column;gap:1.5rem;}
.form-card{background:var(--bg-primary);border-radius:12px;padding:1.5rem;box-shadow:var(--shadow);border:1px solid var(--border-color);width:100%;max-width:100%;}
.form-group input,.form-group select,.form-group textarea{font-size:clamp(0.9rem, 1.2vw, 0.95rem);}
.form-card h2{margin-bottom:1.5rem;color:var(--text-primary);font-size:1.1rem;}
.form-group{margin-bottom:1.2rem;}
.form-group label{display:block;margin-bottom:0.5rem;font-weight:500;color:var(--text-primary);font-size:0.95rem;}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:0.75rem;border:1px solid var(--border-color);border-radius:8px;background:var(--bg-secondary);color:var(--text-primary);font-family:inherit;font-size:0.95rem;transition:var(--transition);}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-color);background:var(--bg-primary);box-shadow:0 0 0 3px rgba(74, 158, 255, 0.1);}
.form-group textarea{resize:vertical;min-height:80px;}
.btn-submit{width:100%;padding:0.75rem;background:linear-gradient(135deg, #4a9eff, #26a69a);color:white;border:none;border-radius:8px;font-weight:600;cursor:pointer;transition:var(--transition);font-size:0.95rem;}
.btn-submit:hover{transform:translateY(-2px);box-shadow:0 6px 12px rgba(74, 158, 255, 0.25);}
.btn-submit:active{transform:translateY(0);}
.main-content{background:var(--bg-primary);border-radius:12px;box-shadow:var(--shadow);overflow:hidden;border:1px solid var(--border-color);display:flex;flex-direction:column;}
.tabs{display:flex;gap:0;padding:1rem;border-bottom:1px solid var(--border-color);background:var(--bg-secondary);}
.tab-btn{padding:0.75rem 1.5rem;background:transparent;border:none;cursor:pointer;color:var(--text-secondary);font-weight:500;border-bottom:2px solid transparent;transition:var(--transition);font-size:0.95rem;}
.tab-btn:hover{color:var(--primary-color);}
.tab-btn.active{color:var(--primary-color);border-bottom-color:var(--primary-color);}
.tab-content{display:none;padding:1.5rem;flex:1;animation:fadeIn 0.3s ease-in;}
.tab-content.active{display:block;}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:1rem;margin-bottom:1.5rem;}
.stat-card{background:linear-gradient(135deg, #4a9eff 0%, #1e88e5 100%);color:white;padding:1.5rem;border-radius:12px;display:flex;align-items:center;gap:1rem;box-shadow:var(--shadow);transition:var(--transition);}
.stat-card:hover{transform:translateY(-4px);box-shadow:0 8px 16px rgba(74, 158, 255, 0.2);}
.stat-card.stat-month{background:linear-gradient(135deg, #26a69a 0%, #00897b 100%);}
.stat-card.stat-avg{background:linear-gradient(135deg, #ffb74d 0%, #ff9800 100%);}
.stat-card.stat-max{background:linear-gradient(135deg, #ef5350 0%, #e53935 100%);}
.stat-icon{font-size:2rem;}
.stat-info{flex:1;}
.stat-label{font-size:0.85rem;opacity:0.9;}
.stat-value{font-size:1.5rem;font-weight:bold;}
.mini-chart-container{background:var(--bg-secondary);border-radius:12px;padding:1rem;border:1px solid var(--border-color);}
.list-controls{margin-bottom:1.5rem;}
.control-row{display:flex;gap:1rem;flex-wrap:wrap;align-items:center;padding:0 1.5rem;}
.filter-group{display:flex;align-items:center;gap:0.5rem;}
.filter-group label{font-size:0.9rem;color:var(--text-secondary);white-space:nowrap;}
.search-input,.category-filter,.tag-filter,.sort-select,.page-size-select{padding:0.5rem 0.75rem;border:1px solid var(--border-color);border-radius:6px;background:var(--bg-secondary);color:var(--text-primary);font-family:inherit;font-size:0.9rem;transition:var(--transition);}
.search-input:focus,.category-filter:focus,.tag-filter:focus,.sort-select:focus,.page-size-select:focus{outline:none;border-color:var(--primary-color);background:var(--bg-primary);}
.search-input{flex:1;min-width:150px;}
.category-filter{min-width:140px;}
.tag-filter{min-width:120px;}
.sort-select{min-width:120px;}
.page-size-select{min-width:80px;}
.btn-batch-export{padding:0.5rem 1rem;background:var(--success-color);color:white;border:none;border-radius:6px;cursor:pointer;font-weight:500;transition:var(--transition);margin-left:auto;font-size:0.9rem;}
.btn-batch-export:disabled{background:var(--text-secondary);cursor:not-allowed;opacity:0.5;}
.btn-batch-export.active:hover{opacity:0.8;transform:scale(1.05);}
.list-header{background:var(--bg-secondary);padding:0.75rem;border-radius:8px;margin-bottom:1rem;display:none;align-items:center;gap:0.5rem;border:1px solid var(--border-color);margin-left:1.5rem;margin-right:1.5rem;}
.item-checkbox,#selectAll{width:18px !important;height:18px;cursor:pointer;}
.expense-list{display:flex;flex-direction:column;gap:1rem;padding:0 1.5rem;}
.expense-item{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:1rem;display:flex;justify-content:space-between;align-items:center;transition:var(--transition);}
.expense-item:hover{box-shadow:0 2px 8px rgba(74, 158, 255, 0.15);border-color:var(--primary-color);}
.expense-item-left{display:flex;gap:1rem;align-items:center;flex:1;}
.expense-category-icon{font-size:1.5rem;min-width:40px;text-align:center;}
.expense-item-info{flex:1;}
.expense-item-info h4{margin-bottom:0.3rem;color:var(--text-primary);}
.expense-item-info p{font-size:0.85rem;color:var(--text-secondary);}
.expense-tags{font-size:0.75rem;color:var(--primary-color);margin-top:0.2rem;display:block;}
.expense-item-right{display:flex;align-items:center;gap:1rem;}
.expense-amount{font-size:1.2rem;font-weight:bold;color:var(--danger-color);min-width:80px;text-align:right;}
.expense-actions{display:flex;gap:0.5rem;}
.btn-edit{padding:0.5rem 0.75rem;background:var(--primary-color);color:white;border:none;border-radius:6px;cursor:pointer;font-size:0.85rem;transition:var(--transition);}
.btn-edit:hover{opacity:0.8;transform:scale(1.05);}
.btn-delete{padding:0.5rem 0.75rem;background:var(--danger-color);color:white;border:none;border-radius:6px;cursor:pointer;font-size:0.85rem;transition:var(--transition);}
.btn-delete:hover{opacity:0.8;transform:scale(1.05);}
.chart-container{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem;}
.chart-box{background:var(--bg-secondary);border-radius:12px;padding:1.5rem;border:1px solid var(--border-color);}
.chart-box h3{margin-bottom:1rem;color:var(--text-primary);}
.pagination{margin-top:1.5rem;display:flex;flex-direction:column;gap:1rem;align-items:center;padding:0 1.5rem;}
.pagination-info{color:var(--text-secondary);font-size:0.9rem;}
.pagination-buttons{display:flex;gap:0.5rem;align-items:center;flex-wrap:wrap;}
.page-btn{padding:0.5rem 0.75rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:6px;cursor:pointer;font-size:0.9rem;color:var(--text-primary);transition:var(--transition);min-width:36px;}
.page-btn:hover:not(:disabled){background:var(--primary-color);color:white;border-color:var(--primary-color);}
.page-btn.active{background:var(--primary-color);color:white;border-color:var(--primary-color);}
.page-btn:disabled{opacity:0.5;cursor:not-allowed;}
.page-ellipsis{color:var(--text-secondary);padding:0 0.5rem;}
.modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0, 0, 0, 0.5);z-index:1000;justify-content:center;align-items:center;padding:1rem;}
.modal.active{display:flex;}
.modal-content{background:var(--bg-primary);border-radius:12px;width:100%;max-width:600px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 20px 25px rgba(0, 0, 0, 0.15);}
.modal-header{display:flex;justify-content:space-between;align-items:center;padding:1.5rem;border-bottom:1px solid var(--border-color);}
.modal-header h2{margin:0;font-size:1.2rem;}
.modal-close{background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--text-secondary);transition:var(--transition);}
.modal-close:hover{color:var(--text-primary);}
.modal-body{flex:1;overflow-y:auto;padding:1.5rem;}
.modal-footer{padding:1rem 1.5rem;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:0.75rem;}
.import-modal-content{max-width:500px !important;}
.import-modal-body{padding:2rem !important;}
.upload-area{border:2px dashed var(--border-color);border-radius:12px;padding:3rem 2rem;text-align:center;transition:var(--transition);cursor:pointer;background:var(--bg-secondary);}
.upload-area:hover{border-color:var(--primary-color);background:rgba(74, 158, 255, 0.05);}
.upload-area.dragover{border-color:var(--primary-color);background:rgba(74, 158, 255, 0.1);transform:scale(1.02);}
.upload-icon{font-size:3rem;margin-bottom:1rem;display:block;}
.upload-area h3{margin-bottom:0.5rem;color:var(--text-primary);}
.upload-area p{color:var(--text-secondary);font-size:0.9rem;margin-bottom:1.5rem;}
.btn-upload-trigger{padding:0.75rem 2rem;background:var(--primary-color);color:white;border:none;border-radius:8px;cursor:pointer;font-weight:500;transition:var(--transition);font-size:0.9rem;}
.btn-upload-trigger:hover{transform:translateY(-2px);box-shadow:0 4px 12px rgba(74, 158, 255, 0.3);}
.file-info{margin-top:1.5rem;padding:1rem;background:var(--bg-primary);border-radius:8px;border:1px solid var(--border-color);font-size:0.85rem;}
.file-name{font-weight:bold;color:var(--text-primary);margin-bottom:0.25rem;}
.file-size{color:var(--text-secondary);}
.file-error{color:var(--danger-color);font-size:0.8rem;margin-top:0.5rem;}
.import-modal-footer{display:flex !important;justify-content:space-between !important;align-items:center !important;}
.import-buttons{display:flex;gap:0.75rem;}
.import-option-btn{padding:0.75rem 1.5rem;border:none;border-radius:8px;cursor:pointer;font-weight:500;transition:var(--transition);display:flex;align-items:center;gap:0.5rem;}
.import-option-btn:disabled{opacity:0.5;cursor:not-allowed;}
#importModal #rebaseBtn{background:var(--danger-color);color:white;}
#importModal #rebaseBtn:enabled:hover{opacity:0.8;transform:scale(1.05);}
#importModal #mergeBtn{background:var(--success-color);color:white;}
#importModal #mergeBtn:enabled:hover{opacity:0.8;transform:scale(1.05);}
.toast{position:fixed;bottom:2rem;right:2rem;padding:1rem 1.5rem;background:var(--success-color);color:white;border-radius:8px;box-shadow:var(--shadow);z-index:2000;animation:slideIn 0.3s ease-out;}
.toast.error{background:var(--danger-color);}
.toast.warning{background:var(--warning-color);}
@keyframes slideIn{from{transform:translateX(400px);opacity:0;}to{transform:translateX(0);opacity:1;}}
.category-item{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:1rem;margin-bottom:0.75rem;display:flex;justify-content:space-between;align-items:center;transition:var(--transition);}
.category-item:hover{border-color:var(--primary-color);}
.category-name{font-weight:500;color:var(--text-primary);}
.category-actions{display:flex;gap:0.5rem;align-items:center;}
.rename-input{padding:0.5rem !important;border-radius:6px !important;border:1px solid var(--border-color) !important;background:var(--bg-primary) !important;color:var(--text-primary) !important;font-size:0.9rem !important;width:150px !important;}
.btn-rename{padding:0.5rem 1rem !important;background:var(--primary-color) !important;color:white !important;border:none !important;border-radius:6px !important;cursor:pointer !important;font-size:0.8rem !important;transition:var(--transition) !important;}
.btn-rename:hover{opacity:0.8 !important;}
.btn-remove-category{padding:0.5rem 1rem !important;background:var(--danger-color) !important;color:white !important;border:none !important;border-radius:6px !important;cursor:pointer !important;font-size:0.8rem !important;transition:var(--transition) !important;}
.btn-remove-category:hover{opacity:0.8 !important;}
.btn-cancel{padding:0.75rem 1.5rem;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;cursor:pointer;color:var(--text-primary);font-weight:500;transition:var(--transition);}
.btn-cancel:hover{background:var(--border-color);}
.history-list{display:flex;flex-direction:column;gap:0.75rem;}
.history-item{background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;padding:1rem;display:flex;justify-content:space-between;align-items:center;transition:var(--transition);}
.history-item:hover{border-color:var(--primary-color);}
.history-item-info{flex:1;}
.history-item-info p{margin:0.25rem 0;font-size:0.9rem;}
.history-timestamp{color:var(--text-secondary);font-size:0.85rem;}
.history-actions{display:flex;gap:0.5rem;}
.btn-restore{padding:0.5rem 1rem;background:var(--success-color);color:white;border:none;border-radius:6px;cursor:pointer;font-size:0.85rem;transition:var(--transition);}
.btn-restore:hover{opacity:0.8;}
@media (max-width: 1200px){.container{padding:0 1.5rem;}.main-container{grid-template-columns:260px 1fr;gap:1.5rem;padding:1.5rem;}}
@media (max-width: 768px){.container{padding:0 1rem;}.header{padding:0.75rem 1rem;height:auto;min-height:60px;}.main-container{grid-template-columns:1fr !important;gap:1rem !important;padding:1rem !important;}.sidebar-left{order:2;}.main-content{order:1;}.toolbar-wrapper{position:sticky;top:60px;z-index:90;}.toolbar{flex-wrap:wrap;gap:1rem;padding:0.75rem 1rem;}.toolbar-section{flex:1 1 45%;min-width:140px;}}
@media (max-width: 480px){.container{padding:0 0.5rem;}.stats-grid{grid-template-columns:1fr;}.expense-item{padding:0.75rem;}.expense-amount{font-size:1.1rem;}}
.date-quick-btn{padding:0.5rem 0.75rem;background:var(--primary-color);color:white;border:none;border-radius:6px;cursor:pointer;font-weight:500;font-size:0.9rem;min-width:40px;transition:var(--transition);}
.date-quick-btn:hover{opacity:0.8;transform:scale(1.05);}
.date-quick-btn:active{transform:scale(0.95);}
.container{width:100%;max-width:100%;margin:0;padding:0;}
.header{width:100%;border-radius:0;}
.toolbar-wrapper{width:100%;border-radius:0;}
.main-container{padding:2rem;max-width:1920px;margin:0 auto;}