.body-overlay{background-color:#000;height:100vh;left:0;opacity:.7;position:fixed;top:0;transition:opacity .3s ease;width:100vw;z-index:998}@media (min-width:769px){.body-overlay{display:none}}@media (max-width:768px){.sidebar-toggle.mobile-only{display:inline-block}.sidebar{background:#fff;box-shadow:2px 0 5px #0000001a;display:none;height:100%;left:0;position:absolute;top:0;transition:transform .3s ease-in-out;width:250px;z-index:999}.sidebar.open{display:block}}*{box-sizing:border-box;margin:0;padding:0}:root{--primary-color:#3b82f6;--primary-hover:#2563eb;--secondary-color:#6b7280;--success-color:#10b981;--danger-color:#ef4444;--warning-color:#f59e0b;--info-color:#06b6d4;--bg-primary:#fff;--bg-secondary:#f8fafc;--bg-tertiary:#f1f5f9;--text-primary:#1f2937;--text-secondary:#6b7280;--text-muted:#9ca3af;--border-color:#e5e7eb;--border-radius:8px;--shadow-sm:0 1px 2px 0 #0000000d;--shadow-md:0 4px 6px -1px #0000001a;--shadow-lg:0 10px 15px -3px #0000001a;--shadow-xl:0 20px 25px -5px #0000001a;--sidebar-width:280px;--sidebar-collapsed-width:80px;--header-height:70px;--transition:all 0.3s ease}.dark{--bg-primary:#111827;--bg-secondary:#1f2937;--bg-tertiary:#374151;--text-primary:#f9fafb;--text-secondary:#d1d5db;--text-muted:#9ca3af;--border-color:#374151}body{background-color:#fff;background-color:var(--bg-primary);color:#1f2937;color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;line-height:1.6;transition:all .3s 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var(--border-color);border-radius:8px;border-radius:var(--border-radius);color:#1f2937;color:var(--text-primary);font-size:.875rem;padding:12px 16px;transition:all .3s ease;transition:var(--transition);width:100%}.form-select:focus{border-color:#3b82f6;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a;outline:none}.password-toggle{background:none;border:none;color:#9ca3af;color:var(--text-muted);cursor:pointer;padding:4px;position:absolute;right:12px;top:50%;transform:translateY(-50%);transition:all .3s ease;transition:var(--transition)}.password-toggle:hover{color:#1f2937;color:var(--text-primary)}.forgot-password{text-align:right}.forgot-password a{color:#3b82f6;color:var(--primary-color);font-size:.875rem;text-decoration:none;transition:all .3s ease;transition:var(--transition)}.forgot-password a:hover{text-decoration:underline}.btn{align-items:center;border:none;border-radius:8px;border-radius:var(--border-radius);cursor:pointer;display:inline-flex;font-size:.875rem;font-weight:500;gap:.5rem;justify-content:center;padding:12px 24px;text-decoration:none;transition:all .3s ease;transition:var(--transition)}.btn-primary{background:#3b82f6;background:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background:#2563eb;background:var(--primary-hover);box-shadow:0 4px 6px -1px #0000001a;box-shadow:var(--shadow-md);transform:translateY(-1px)}.btn-primary:disabled{cursor:not-allowed;opacity:.6}.btn-outline{background:#0000;border:2px solid #e5e7eb;border:2px solid var(--border-color);color:#1f2937;color:var(--text-primary)}.btn-outline:hover{background:#f8fafc;background:var(--bg-secondary);border-color:#3b82f6;border-color:var(--primary-color)}.btn-large{font-size:1rem;padding:16px 32px}.auth-link{color:#6b7280;color:var(--text-secondary);font-size:.875rem;text-align:center}.auth-link a{color:#3b82f6;color:var(--primary-color);font-weight:500;text-decoration:none}.auth-link a:hover{text-decoration:underline}.back-link{align-items:center;color:#3b82f6;color:var(--primary-color);display:inline-flex;font-size:.875rem;gap:.5rem;text-decoration:none;transition:all .3s ease;transition:var(--transition)}.back-link:hover{text-decoration:underline}.success-message{padding:1rem 0;text-align:center}.success-icon{align-items:center;background:#10b981;background:var(--success-color);border-radius:50%;color:#fff;display:flex;font-size:1.5rem;height:64px;justify-content:center;margin:0 auto 1rem;width:64px}.profile-container{background:linear-gradient(135deg,#667eea,#764ba2);min-height:100vh;padding:1rem}.profile-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:2rem;margin-left:auto;margin-right:auto;max-width:800px}.back-btn{align-items:center;background:#fff;background:var(--bg-primary);border:none;border-radius:8px;border-radius:var(--border-radius);color:#1f2937;color:var(--text-primary);cursor:pointer;display:inline-flex;gap:.5rem;padding:8px 16px;text-decoration:none;transition:all .3s ease;transition:var(--transition)}.back-btn:hover{background:#f8fafc;background:var(--bg-secondary);transform:translateY(-1px)}.profile-card{background:#fff;background:var(--bg-primary);border-radius:16px;box-shadow:0 20px 25px -5px #0000001a;box-shadow:var(--shadow-xl);margin:0 auto;max-width:800px;padding:2rem}.profile-avatar-section{margin-bottom:2rem;text-align:center}.profile-avatar{border:4px solid #3b82f6;border:4px solid 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var(--border-color);display:flex;flex-direction:column;height:100vh;position:fixed;transform:translateX(-100%);transition:all .3s ease;transition:var(--transition);transition:transform .3s ease;width:280px;width:var(--sidebar-width);z-index:100}.sidebar.open{transform:translateX(0)}.sidebar-close-btn{background:none;border:none;color:#333;color:var(--text-color,#333);cursor:pointer;display:none;font-size:1.5rem;position:absolute;right:15px;top:15px;z-index:101}.mobile-only{display:block}@media (min-width:768px){.mobile-only{display:none}}@media (max-width:768px){.sidebar-close-btn{display:block}}.sidebar.collapsed{width:80px;width:var(--sidebar-collapsed-width)}.sidebar-header{border-bottom:1px solid #e5e7eb;border-bottom:1px solid 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.section-label{display:none}.sidebar-menu{display:flex;flex-direction:column;gap:.25rem;list-style:none}.menu-item{border-radius:8px;border-radius:var(--border-radius);overflow:hidden}.menu-item.active{background:#3b82f6;background:var(--primary-color)}.menu-item.active .menu-link{color:#fff}.menu-link{align-items:center;background:none;border:none;color:#6b7280;color:var(--text-secondary);cursor:pointer;display:flex;font-size:.875rem;gap:.75rem;padding:.75rem;text-decoration:none;transition:all .3s ease;transition:var(--transition);width:100%}.menu-link:hover{background:#f8fafc;background:var(--bg-secondary);color:#1f2937;color:var(--text-primary)}.menu-link i{flex-shrink:0;text-align:center;width:20px}.sidebar.collapsed .menu-link span{display:none}.sidebar-footer{border-top:1px solid #e5e7eb;border-top:1px solid 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var(--border-color);height:70px;height:var(--header-height);justify-content:space-between;padding:0 1.5rem;position:-webkit-sticky;position:sticky;top:0;z-index:50}.dashboard-header,.header-left{align-items:center;display:flex}.header-left{gap:1rem}.sidebar-toggle{background:none;border:none;border-radius:8px;border-radius:var(--border-radius);color:#6b7280;color:var(--text-secondary);cursor:pointer;padding:.5rem;transition:all .3s ease;transition:var(--transition)}.sidebar-toggle:hover{background:#f8fafc;background:var(--bg-secondary)}.page-title,.sidebar-toggle:hover{color:#1f2937;color:var(--text-primary)}.page-title{font-size:1.25rem;font-weight:600}.header-right{align-items:center;display:flex;gap:1rem}.user-dropdown{position:relative}.user-dropdown-trigger{align-items:center;background:none;border:none;border-radius:8px;border-radius:var(--border-radius);cursor:pointer;display:flex;gap:.5rem;padding:.5rem;transition:all .3s 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1;overflow-y:auto;padding:1.5rem}.stats-grid{grid-gap:1.5rem;display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));margin-bottom:2rem}.stat-card{background:#fff;background:var(--bg-primary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);box-shadow:0 1px 2px 0 #0000000d;box-shadow:var(--shadow-sm);padding:1.5rem}.stat-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:1rem}.stat-title{color:#6b7280;color:var(--text-secondary);font-size:.875rem;font-weight:500}.stat-icon{color:#9ca3af;color:var(--text-muted);font-size:1.25rem}.stat-value{color:#1f2937;color:var(--text-primary);font-size:2rem;font-weight:700;margin-bottom:.25rem}.stat-subtitle{color:#9ca3af;color:var(--text-muted);font-size:.75rem}.controls-section{align-items:center;display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;margin-bottom:2rem}.search-filter{display:flex;flex:1 1;gap:1rem;max-width:600px}.search-wrapper{flex:1 1;position:relative}.search-icon{color:#9ca3af;color:var(--text-muted);font-size:.875rem;left:12px;position:absolute;top:50%;transform:translateY(-50%)}.search-input{background:#fff;background:var(--bg-primary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);color:#1f2937;color:var(--text-primary);font-size:.875rem;padding:12px 16px 12px 40px;transition:all .3s ease;transition:var(--transition);width:100%}.search-input:focus{border-color:#3b82f6;border-color:var(--primary-color);box-shadow:0 0 0 3px #3b82f61a;outline:none}.filter-dropdown{position:relative}.filter-select{background:#fff;background:var(--bg-primary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);color:#1f2937;color:var(--text-primary);cursor:pointer;font-size:.875rem;min-width:150px;padding:12px 16px}.add-expense-btn{white-space:nowrap}.charts-grid{grid-gap:1.5rem;display:grid;gap:1.5rem;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));margin-bottom:2rem}.chart-card{background:#fff;background:var(--bg-primary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);box-shadow:0 1px 2px 0 #0000000d;box-shadow:var(--shadow-sm);padding:1.5rem}.chart-header{margin-bottom:1rem}.chart-header h3{color:#1f2937;color:var(--text-primary);font-size:1.125rem;font-weight:600;margin-bottom:.25rem}.chart-header p{color:#6b7280;color:var(--text-secondary);font-size:.875rem}.chart-container{height:auto;position:relative}.expense-chart{height:100%;width:100%}.expenses-section{background:#fff;background:var(--bg-primary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);box-shadow:0 1px 2px 0 #0000000d;box-shadow:var(--shadow-sm);padding:1.5rem}.section-header{align-items:center;display:flex;justify-content:space-between;margin-bottom:1.5rem;padding:1.5rem}.section-header h2{color:#1f2937;color:var(--text-primary);font-size:1.25rem;font-weight:600}.expense-count{color:#6b7280;color:var(--text-secondary);font-size:.875rem}.expenses-list{display:flex;flex-direction:column;gap:1rem}.empty-state{color:#9ca3af;color:var(--text-muted);padding:3rem 1rem;text-align:center}.empty-state i{font-size:3rem;margin-bottom:1rem;opacity:.5}.expense-item{align-items:center;border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);display:flex;justify-content:space-between;padding:1rem;transition:all .3s ease;transition:var(--transition)}.expense-item:hover{border-color:#3b82f6;border-color:var(--primary-color);box-shadow:0 1px 2px 0 #0000000d;box-shadow:var(--shadow-sm)}.expense-info{flex:1 1}.expense-title{color:#1f2937;color:var(--text-primary);font-weight:500;margin-bottom:.25rem}.expense-date{color:#6b7280;color:var(--text-secondary);font-size:.875rem}.expense-details{align-items:center;display:flex;gap:1rem}.expense-category{background:#f8fafc;background:var(--bg-secondary);border-radius:9999px;color:#6b7280;color:var(--text-secondary);font-size:.75rem;font-weight:500;padding:.25rem .75rem}.expense-amount{color:#1f2937;color:var(--text-primary);font-size:1.125rem;font-weight:600}.expense-actions{display:flex;gap:.5rem}.action-btn{background:none;border:none;border-radius:8px;border-radius:var(--border-radius);color:#9ca3af;color:var(--text-muted);cursor:pointer;padding:.5rem;transition:all .3s ease;transition:var(--transition)}.action-btn:hover{background:#f8fafc;background:var(--bg-secondary)}.edit-btn:hover{color:#06b6d4;color:var(--info-color)}.delete-btn:hover{color:#ef4444;color:var(--danger-color)}.modal-overlay{align-items:center;background:#00000080;bottom:0;display:flex;justify-content:center;left:0;padding:1rem;position:fixed;right:0;top:0;z-index:1000}.modal-content{background:#fff;background:var(--bg-primary);border-radius:8px;border-radius:var(--border-radius);box-shadow:0 20px 25px -5px #0000001a;box-shadow:var(--shadow-xl);max-height:90vh;max-width:500px;overflow-y:auto;width:100%}.modal-header{align-items:center;border-bottom:1px solid #e5e7eb;border-bottom:1px solid var(--border-color);display:flex;justify-content:space-between;padding:1.5rem}.modal-header h2{color:#1f2937;color:var(--text-primary);font-size:1.25rem;font-weight:600}.modal-close{background:none;border:none;border-radius:8px;border-radius:var(--border-radius);color:#9ca3af;color:var(--text-muted);cursor:pointer;padding:.5rem;transition:all .3s ease;transition:var(--transition)}.modal-close:hover{background:#f8fafc;background:var(--bg-secondary);color:#1f2937;color:var(--text-primary)}.modal-form{display:flex;flex-direction:column;gap:1.5rem;padding:1.5rem}.modal-actions{border-top:1px solid #e5e7eb;border-top:1px solid var(--border-color);display:flex;gap:1rem;justify-content:flex-end;padding-top:1rem}.theme-toggle{position:relative}.theme-toggle-btn{align-items:center;background:#f8fafc;background:var(--bg-secondary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);color:#1f2937;color:var(--text-primary);cursor:pointer;display:flex;height:40px;justify-content:center;padding:.5rem;transition:all .3s ease;transition:var(--transition);width:40px}.theme-toggle-btn:hover{background:#f1f5f9;background:var(--bg-tertiary);border-color:#3b82f6;border-color:var(--primary-color)}.theme-dropdown{background:#fff;background:var(--bg-primary);border:1px solid #e5e7eb;border:1px solid var(--border-color);border-radius:8px;border-radius:var(--border-radius);box-shadow:0 10px 15px -3px #0000001a;box-shadow:var(--shadow-lg);margin-top:.5rem;min-width:120px;overflow:hidden;position:absolute;right:0;top:100%;z-index:1000}.theme-dropdown button{align-items:center;background:none;border:none;color:#1f2937;color:var(--text-primary);cursor:pointer;display:flex;font-size:.875rem;gap:.75rem;padding:.75rem 1rem;transition:all .3s ease;transition:var(--transition);width:100%}.theme-dropdown 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