.login-screen{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);background:linear-gradient(135deg,var(--primary-color) 0%,var(--primary-dark) 100%)}.login-container{background-color:var(--bg-primary);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);padding:var(--spacing-xl);width:100%;max-width:400px}.login-header{text-align:center;margin-bottom:var(--spacing-xl)}.login-header h1{font-size:2rem;color:var(--text-primary);margin-bottom:var(--spacing-sm)}.login-header .subtitle{color:var(--text-secondary);font-size:1rem}.login-form{display:flex;flex-direction:column}.login-form .btn-primary{margin-top:var(--spacing-md)}.login-form .btn-secondary{margin-top:var(--spacing-sm)}@media (max-width: 480px){.login-container{padding:var(--spacing-lg)}.login-header h1{font-size:1.5rem}}.transaction-item{background-color:var(--bg-primary);border-radius:var(--border-radius);padding:var(--spacing-md);display:flex;align-items:center;gap:var(--spacing-md);box-shadow:var(--shadow-sm);transition:transform .2s,box-shadow .2s}.transaction-item:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.transaction-item.income{border-left:4px solid var(--income-color)}.transaction-item.expense{border-left:4px solid var(--expense-color)}.transaction-icon{font-size:2rem;flex-shrink:0}.transaction-details{flex:1;min-width:0}.transaction-description{font-weight:600;font-size:1rem;color:var(--text-primary);margin-bottom:var(--spacing-xs);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.transaction-meta{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);font-size:.75rem;color:var(--text-secondary)}.transaction-user:after{content:"•";margin-left:var(--spacing-sm)}.transaction-tax{font-size:.75rem;color:var(--text-secondary);margin-top:var(--spacing-xs)}.transaction-pending{display:inline-flex;align-items:center;gap:var(--spacing-xs);font-size:.75rem;color:var(--warning-color);margin-top:var(--spacing-xs)}.transaction-right{display:flex;align-items:center;gap:var(--spacing-md);flex-shrink:0}.transaction-amount{font-size:1.25rem;font-weight:700}.transaction-amount.positive{color:var(--income-color)}.transaction-amount.negative{color:var(--expense-color)}.transaction-actions{display:flex;gap:var(--spacing-xs);opacity:0;transition:opacity .2s}.transaction-item:hover .transaction-actions{opacity:1}.action-button{background:none;border:none;padding:var(--spacing-xs);cursor:pointer;font-size:1.2rem;border-radius:6px;transition:all .2s;display:flex;align-items:center;justify-content:center;width:36px;height:36px}.action-button:hover{transform:scale(1.1)}.action-button.edit:hover{background-color:#3b82f61a}.action-button.delete:hover{background-color:#ef44441a}@media (max-width: 768px){.transaction-actions{opacity:1}}@media (max-width: 480px){.transaction-item{flex-direction:column;align-items:flex-start}.transaction-right{width:100%;justify-content:space-between;margin-top:var(--spacing-sm)}.action-button{width:32px;height:32px;font-size:1rem}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);z-index:1000;animation:fadeIn .2s}.modal-content{background-color:var(--bg-primary);border-radius:var(--border-radius-lg);box-shadow:var(--shadow-lg);width:100%;max-width:500px;max-height:90vh;overflow-y:auto;animation:slideUp .3s}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-lg);border-bottom:1px solid var(--border-color)}.modal-header h2{font-size:1.25rem;color:var(--text-primary)}.close-button{background:none;border:none;font-size:2rem;color:var(--text-secondary);cursor:pointer;transition:color .2s;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center}.close-button:hover{color:var(--text-primary)}.transaction-form,.password-form{padding:var(--spacing-lg)}.type-selector{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.type-button{padding:var(--spacing-md);border:2px solid var(--border-color);border-radius:var(--border-radius);background-color:transparent;cursor:pointer;font-size:.875rem;font-weight:600;transition:all .2s}.type-button:hover{border-color:var(--primary-light)}.type-button.active{background-color:var(--primary-color);border-color:var(--primary-color);color:#fff}.checkbox-group{margin-top:var(--spacing-md)}.checkbox-group label{display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer}.checkbox-group input[type=checkbox]{width:auto;cursor:pointer}.calculation-summary{background-color:var(--bg-secondary);padding:var(--spacing-md);border-radius:var(--border-radius);margin-top:var(--spacing-lg)}.summary-row{display:flex;justify-content:space-between;padding:var(--spacing-sm) 0;font-size:.875rem}.summary-row.tax{color:var(--text-secondary);font-size:.75rem}.summary-row.total{border-top:2px solid var(--border-color);margin-top:var(--spacing-sm);padding-top:var(--spacing-md);font-weight:700;font-size:1rem}.total-amount{color:var(--primary-color);font-size:1.25rem}@media (max-width: 480px){.modal-content{max-width:100%;max-height:100vh;border-radius:0}.type-selector{grid-template-columns:1fr}}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .2s ease-in-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.modal-content{background:#fff;border-radius:12px;padding:0;width:90%;max-width:500px;max-height:90vh;overflow-y:auto;box-shadow:0 8px 32px #0003;animation:slideUp .3s ease-out}@keyframes slideUp{0%{transform:translateY(20px);opacity:0}to{transform:translateY(0);opacity:1}}.modal-header{display:flex;justify-content:space-between;align-items:center;padding:24px;border-bottom:1px solid #e5e7eb}.modal-header h2{margin:0;font-size:1.5rem;color:#1f2937}.close-button{background:none;border:none;font-size:2rem;color:#6b7280;cursor:pointer;padding:0;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:all .2s}.close-button:hover{background-color:#f3f4f6;color:#1f2937}.edit-transaction-form{padding:24px}.form-group{margin-bottom:20px}.form-group label{display:block;margin-bottom:8px;font-weight:500;color:#374151}.form-group input[type=text],.form-group input[type=number]{width:100%;padding:12px;border:2px solid #e5e7eb;border-radius:8px;font-size:1rem;transition:border-color .2s}.form-group input[type=text]:focus,.form-group input[type=number]:focus{outline:none;border-color:#3b82f6}.form-group input:disabled{background-color:#f3f4f6;cursor:not-allowed}.type-selector{display:grid;grid-template-columns:1fr 1fr;gap:12px}.type-button{padding:16px;border:2px solid #e5e7eb;border-radius:8px;background:#fff;font-size:1rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;gap:8px}.type-button:hover{border-color:#9ca3af;background-color:#f9fafb}.type-button.active{font-weight:600;transform:scale(1.02)}.type-button.active.income{border-color:#10b981;background-color:#ecfdf5;color:#059669}.type-button.active.expense{border-color:#ef4444;background-color:#fef2f2;color:#dc2626}.checkbox-group{display:flex;align-items:center}.checkbox-group label{display:flex;align-items:center;gap:8px;cursor:pointer;margin-bottom:0}.checkbox-group input[type=checkbox]{width:20px;height:20px;cursor:pointer}.tax-info{background-color:#fef3c7;border:1px solid #fbbf24;border-radius:8px;padding:12px;margin-bottom:16px}.tax-info p{margin:0;color:#92400e;font-size:.875rem}.total-preview{background-color:#eff6ff;border:2px solid #3b82f6;border-radius:8px;padding:16px;text-align:center;margin-bottom:24px}.total-preview strong{font-size:1.25rem;color:#1e40af}.error-message{background-color:#fef2f2;border:1px solid #fca5a5;color:#991b1b;padding:12px;border-radius:8px;margin-bottom:16px;font-size:.875rem}.form-actions{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.cancel-button,.submit-button{padding:12px 24px;border:none;border-radius:8px;font-size:1rem;font-weight:500;cursor:pointer;transition:all .2s}.cancel-button{background-color:#f3f4f6;color:#4b5563}.cancel-button:hover:not(:disabled){background-color:#e5e7eb}.submit-button{background:linear-gradient(135deg,#3b82f6,#2563eb);color:#fff}.submit-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 4px 12px #3b82f666}.cancel-button:disabled,.submit-button:disabled{opacity:.6;cursor:not-allowed}@media (max-width: 640px){.modal-content{width:95%;max-height:95vh}.modal-header,.edit-transaction-form{padding:16px}.form-actions{grid-template-columns:1fr}.cancel-button{order:2}.submit-button{order:1}}.password-form .form-group{margin-bottom:var(--spacing-lg)}.success-message{padding:var(--spacing-xl);text-align:center}.success-message .success-icon{width:80px;height:80px;background-color:var(--success-color);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:3rem;margin:0 auto var(--spacing-lg);animation:scaleIn .3s}@keyframes scaleIn{0%{transform:scale(0)}to{transform:scale(1)}}.success-message p{font-size:1.125rem;color:var(--text-primary);font-weight:600}.savings-section{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);padding-bottom:100px}.savings-config{background:var(--bg-primary);border-radius:16px;padding:var(--spacing-lg);margin-bottom:var(--spacing-lg);border:1px solid var(--border-color)}.savings-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-lg)}.savings-icon{font-size:2rem;color:var(--accent-color)}.savings-title{font-size:1.5rem;font-weight:600;color:var(--text-primary);margin:0}.slider-container{margin-top:var(--spacing-lg)}.slider-labels{display:flex;flex-direction:column;align-items:center;margin-bottom:var(--spacing-md);gap:var(--spacing-xs)}.slider-value{font-size:3rem;font-weight:700;color:var(--accent-color);line-height:1}.slider-description{font-size:.875rem;color:var(--text-secondary)}.savings-slider{width:100%;height:8px;border-radius:5px;background:var(--bg-secondary);outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;margin:var(--spacing-md) 0}.savings-slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:24px;height:24px;border-radius:50%;background:var(--accent-color);cursor:pointer;box-shadow:0 2px 8px #0003;transition:transform .2s ease}.savings-slider::-webkit-slider-thumb:hover{transform:scale(1.2)}.savings-slider::-moz-range-thumb{width:24px;height:24px;border-radius:50%;background:var(--accent-color);cursor:pointer;border:none;box-shadow:0 2px 8px #0003;transition:transform .2s ease}.savings-slider::-moz-range-thumb:hover{transform:scale(1.2)}.slider-range-labels{display:flex;justify-content:space-between;font-size:.75rem;color:var(--text-secondary);margin-top:var(--spacing-xs)}.savings-summary{background:var(--bg-primary);border-radius:16px;padding:var(--spacing-lg);border:1px solid var(--border-color)}.summary-row{margin-bottom:var(--spacing-md)}.summary-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--bg-secondary);border-radius:12px}.summary-item .icon{font-size:1.5rem;width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:10px;flex-shrink:0}.income-icon{color:var(--success-color);background:#22c55e1a}.expense-icon{color:var(--danger-color);background:#ef44441a}.summary-content{flex:1;min-width:0}.summary-label{font-size:.875rem;color:var(--text-secondary);display:block;margin-bottom:4px}.summary-value{font-size:1.25rem;font-weight:600;color:var(--text-primary);display:block}.summary-value.large{font-size:1.5rem}.summary-value.positive{color:var(--success-color)}.summary-value.negative{color:var(--danger-color)}.summary-detail{font-size:.75rem;color:var(--text-secondary);margin-top:4px}.summary-row.highlight{margin-bottom:var(--spacing-md)}.summary-row.highlight .summary-item{background:linear-gradient(135deg,#6366f11a,#a855f71a);border:1px solid rgba(99,102,241,.2)}.balance-previous .summary-content,.balance-month .summary-content,.balance-final .summary-content{text-align:center}.balance-icon{color:var(--accent-color);background:#6366f11a}.summary-divider{height:1px;background:var(--border-color);margin:var(--spacing-lg) 0}.savings-goal-card{background:linear-gradient(135deg,#6366f11a,#a855f71a);border-radius:12px;padding:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.goal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md)}.goal-label{font-size:1rem;font-weight:600;color:var(--text-primary)}.goal-amount{font-size:1.25rem;font-weight:700;color:var(--accent-color)}.progress-bar{width:100%;height:12px;background:var(--bg-secondary);border-radius:6px;overflow:hidden;margin-bottom:var(--spacing-md)}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent-color) 0%,var(--secondary-color) 100%);border-radius:6px;transition:width .3s ease}.progress-fill.achieved{background:linear-gradient(90deg,var(--success-color) 0%,#10b981 100%)}.savings-status{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-md)}.status-item{display:flex;flex-direction:column;gap:4px}.status-label{font-size:.875rem;color:var(--text-secondary)}.status-value{font-size:1.125rem;font-weight:600}.status-value.positive{color:var(--success-color)}.status-value.negative{color:var(--danger-color)}.achievement-message{display:flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md);border-radius:12px;font-weight:500;text-align:center}.achievement-message.success{background:#22c55e1a;color:var(--success-color);border:1px solid rgba(34,197,94,.3)}.achievement-message.warning{background:#fbbf241a;color:#f59e0b;border:1px solid rgba(251,191,36,.3)}.achievement-message.danger{background:#ef44441a;color:var(--danger-color);border:1px solid rgba(239,68,68,.3)}@media (max-width: 768px){.savings-section{padding:var(--spacing-md)}.slider-value{font-size:2.5rem}.savings-status{grid-template-columns:1fr}.savings-header{flex-direction:column;align-items:flex-start;gap:var(--spacing-sm)}.savings-title{font-size:1.25rem}}.year-balance-section{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);padding-bottom:100px}.year-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-lg)}.year-icon{font-size:2rem;color:var(--accent-color)}.year-summary-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.year-card{background:var(--bg-primary);border-radius:16px;padding:var(--spacing-lg);display:flex;align-items:center;gap:var(--spacing-md);border:1px solid var(--border-color);transition:transform .2s ease,box-shadow .2s ease}.year-card:hover{transform:translateY(-2px);box-shadow:0 8px 24px #0000001f}.year-card-icon{width:60px;height:60px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.75rem;flex-shrink:0}.income-card .year-card-icon{background:#22c55e1a;color:var(--success-color)}.expense-card .year-card-icon{background:#ef44441a;color:var(--danger-color)}.balance-card.positive .year-card-icon{background:#6366f11a;color:var(--accent-color)}.balance-card.negative .year-card-icon{background:#ef44441a;color:var(--danger-color)}.year-card-content{flex:1;min-width:0}.year-card-label{font-size:.875rem;color:var(--text-secondary);margin-bottom:4px}.year-card-amount{font-size:1.5rem;font-weight:700;color:var(--text-primary)}.monthly-chart{background:var(--bg-primary);border-radius:16px;padding:var(--spacing-lg);border:1px solid var(--border-color);margin-bottom:var(--spacing-lg)}.chart-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg);gap:var(--spacing-md);flex-wrap:wrap}.chart-title{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin:0}.chart-controls{display:flex;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.view-selector{display:flex;gap:var(--spacing-xs);background:var(--bg-secondary);padding:4px;border-radius:12px}.view-button{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-md);background:none;border:none;color:var(--text-secondary);cursor:pointer;border-radius:8px;font-size:.875rem;font-weight:500;transition:all .2s ease}.view-button:hover{color:var(--text-primary)}.view-button.active{background:var(--bg-primary);color:var(--accent-color);font-weight:600;box-shadow:0 2px 4px #0000001a}.view-button svg{font-size:1rem}.month-selector{display:flex;align-items:center;gap:var(--spacing-md);background:var(--bg-secondary);padding:var(--spacing-xs) var(--spacing-md);border-radius:12px}.month-nav-button{background:none;border:none;color:var(--text-primary);cursor:pointer;padding:var(--spacing-xs);border-radius:8px;display:flex;align-items:center;justify-content:center;width:32px;height:32px;transition:background .2s ease}.month-nav-button:hover:not(:disabled){background:var(--bg-primary)}.month-nav-button:disabled{opacity:.3;cursor:not-allowed}.selected-period-label{font-size:.875rem;font-weight:600;color:var(--text-primary);min-width:150px;text-align:center;text-transform:capitalize}.line-chart-container{width:100%;padding:var(--spacing-md) 0}.monthly-details{background:var(--bg-primary);border-radius:16px;padding:var(--spacing-lg);border:1px solid var(--border-color)}.details-title{font-size:1.25rem;font-weight:600;color:var(--text-primary);margin:0 0 var(--spacing-lg) 0}.details-list{display:grid;gap:var(--spacing-md)}.detail-item{background:var(--bg-secondary);border-radius:12px;padding:var(--spacing-md)}.detail-month{font-size:1rem;font-weight:600;color:var(--text-primary);margin-bottom:var(--spacing-sm);text-transform:capitalize}.detail-amounts{display:flex;flex-direction:column;gap:var(--spacing-xs)}.detail-row{display:flex;justify-content:space-between;align-items:center;font-size:.875rem}.detail-row.balance-row{margin-top:var(--spacing-xs);padding-top:var(--spacing-xs);border-top:1px solid var(--border-color)}.detail-label{color:var(--text-secondary)}.detail-label.income-text{color:var(--success-color)}.detail-label.expense-text{color:var(--danger-color)}.detail-value{font-weight:600;color:var(--text-primary)}.detail-value.positive{color:var(--success-color)}.detail-value.negative{color:var(--danger-color)}@media (max-width: 768px){.year-balance-section{padding:var(--spacing-md)}.year-summary-cards{grid-template-columns:1fr}.chart-header{flex-direction:column;align-items:flex-start}.chart-controls,.view-selector{width:100%}.view-button{flex:1;justify-content:center}.month-selector{width:100%;justify-content:space-between}.selected-period-label{flex:1;min-width:auto}.year-card-amount{font-size:1.25rem}.line-chart-container{overflow-x:auto}}.dashboard{min-height:100vh;padding-bottom:90px}.dashboard-header{background-color:var(--bg-primary);padding:var(--spacing-md) var(--spacing-lg);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.header-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;align-items:center}.user-info{display:flex;align-items:center;gap:var(--spacing-sm)}.user-name{font-size:1.125rem;font-weight:600;color:var(--text-primary)}.status-indicators{display:flex;align-items:center;gap:var(--spacing-xs)}.status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.status-dot.online{background-color:var(--success-color);box-shadow:0 0 8px var(--success-color)}.status-dot.offline{background-color:var(--warning-color)}.pending-badge{background-color:var(--warning-color);color:#fff;font-size:.625rem;font-weight:700;padding:2px 6px;border-radius:10px;min-width:18px;text-align:center}.header-actions{display:flex;gap:var(--spacing-xs)}.header-action-button{background:none;border:none;font-size:1.25rem;cursor:pointer;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius);transition:all .2s;display:flex;align-items:center;justify-content:center}.header-action-button:hover{background-color:var(--bg-secondary);transform:scale(1.1)}.balance-section{max-width:1200px;margin:0 auto;padding:var(--spacing-lg);padding-top:var(--spacing-md)}.month-navigation{display:flex;align-items:center;justify-content:center;margin-bottom:var(--spacing-xl);gap:var(--spacing-lg);padding:var(--spacing-md) 0}.month-display{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs);min-width:250px}.nav-button{background-color:var(--bg-primary);border:none;width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;cursor:pointer;transition:all .3s;color:var(--text-primary);flex-shrink:0;box-shadow:0 2px 8px #00000014}.nav-button:hover:not(:disabled){background:linear-gradient(135deg,var(--primary-color) 0%,#5a67d8 100%);color:#fff;transform:scale(1.15);box-shadow:0 4px 16px #667eea66}.nav-button:disabled{opacity:.3;cursor:not-allowed;box-shadow:none}.current-month-button{background:linear-gradient(135deg,var(--primary-color) 0%,#5a67d8 100%);border:none;color:#fff;padding:4px 12px;border-radius:16px;font-size:.625rem;font-weight:600;cursor:pointer;transition:all .3s;text-transform:uppercase;letter-spacing:.5px}.current-month-button:hover{transform:scale(1.05);box-shadow:0 4px 12px #667eea66}.section-title{font-size:1.5rem;font-weight:700;margin:0;color:var(--text-primary);text-transform:capitalize}.subsection-title{font-size:.75rem;font-weight:700;color:var(--text-secondary);margin:var(--spacing-lg) 0 var(--spacing-sm) 0;text-transform:uppercase;letter-spacing:1px}.summary-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-lg)}@media (max-width: 768px){.summary-cards{grid-template-columns:1fr;gap:var(--spacing-md)}}.summary-card{background-color:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--border-radius-lg);box-shadow:0 2px 8px #00000014;text-align:center;transition:all .3s;border:2px solid transparent}.summary-card:hover{transform:translateY(-4px);box-shadow:0 8px 24px #0000001f}.summary-card.income{border-color:var(--income-color);background:linear-gradient(135deg,#10b9810d,#10b98105)}.summary-card.expense{border-color:var(--expense-color);background:linear-gradient(135deg,#ef44440d,#ef444405)}.summary-card.balance.positive{border-color:var(--income-color);background:linear-gradient(135deg,#3b82f61a,#10b9811a)}.summary-card.balance.negative{border-color:var(--expense-color);background:linear-gradient(135deg,#ef44441a,#ef44440d)}.card-label{font-size:.75rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;color:var(--text-secondary);margin-bottom:var(--spacing-sm)}.card-amount{font-size:1.75rem;font-weight:800;color:var(--text-primary)}.card-detail{font-size:.875rem;color:var(--text-secondary);margin-top:var(--spacing-sm);font-weight:500}.summary-card.previous-balance{grid-column:1 / -1;background:linear-gradient(135deg,#a855f714,#8b5cf614);border:2px dashed var(--secondary-color);box-shadow:0 4px 12px #a855f71a}.summary-card.previous-balance .card-label{color:var(--secondary-color);font-size:.85rem}.summary-card.previous-balance .card-amount{font-size:1.5rem}.summary-card.accumulated{grid-column:1 / -1;background:linear-gradient(135deg,#4f46e514,#6366f114);border:2px solid var(--primary-color);box-shadow:0 4px 16px #4f46e526}.summary-card.accumulated .card-label{color:var(--primary-color);font-size:.85rem}.summary-card.accumulated .card-amount{font-size:2rem}.year-summary-toggle{margin-top:var(--spacing-xl)}.toggle-year-button{width:100%;background:none;border:2px solid var(--border-color);border-radius:var(--border-radius);padding:var(--spacing-md);display:flex;align-items:center;gap:var(--spacing-sm);cursor:pointer;font-size:1rem;font-weight:600;color:var(--text-primary);transition:all .3s}.toggle-year-button:hover{background-color:var(--bg-secondary);border-color:var(--primary-color);color:var(--primary-color);transform:translateY(-2px);box-shadow:0 4px 12px #667eea33}.toggle-icon{font-size:.75rem;transition:transform .3s}.year-summary-card{background:linear-gradient(135deg,#667eea,#764ba2);border-radius:var(--border-radius-lg);padding:var(--spacing-lg);box-shadow:0 8px 24px #667eea4d;margin-top:var(--spacing-md);animation:slideDown .3s ease-out}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.year-summary-content{display:flex;align-items:center;justify-content:space-around;gap:var(--spacing-md);flex-wrap:wrap}.year-stat{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-xs);flex:1;min-width:120px}.year-stat-label{font-size:.875rem;color:#ffffffe6;font-weight:500;text-align:center}.year-stat-value{font-size:1.5rem;font-weight:700;color:#fff;text-align:center}.year-stat-divider{font-size:2rem;color:#fff9;font-weight:300;align-self:center}.income-text{text-shadow:0 2px 8px rgba(16,185,129,.5)}.expense-text{text-shadow:0 2px 8px rgba(239,68,68,.5)}.balance-text.positive{text-shadow:0 2px 12px rgba(16,185,129,.8)}.balance-text.negative{text-shadow:0 2px 12px rgba(239,68,68,.8)}.transactions-section{max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg) var(--spacing-xl)}.transactions-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md);gap:var(--spacing-md)}.sort-button{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background-color:var(--bg-secondary);border:1px solid var(--border-color);border-radius:8px;color:var(--text-secondary);font-size:.875rem;cursor:pointer;transition:all .2s ease}.sort-button:hover{background-color:var(--bg-hover);color:var(--text-primary);border-color:var(--primary-color)}.sort-button:active{transform:scale(.98)}.sort-label{white-space:nowrap}.transactions-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.empty-state{text-align:center;padding:var(--spacing-xl);color:var(--text-secondary)}.empty-state-hint{font-size:.875rem;margin-top:var(--spacing-sm)}.fab{position:fixed;bottom:90px;right:var(--spacing-xl);width:56px;height:56px;border-radius:50%;background-color:var(--primary-color);color:#fff;border:none;font-size:2rem;cursor:pointer;box-shadow:var(--shadow-lg);transition:transform .2s,background-color .2s;z-index:1001}.fab:hover{background-color:var(--primary-dark);transform:scale(1.1)}.fab:active{transform:scale(.95)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;background:var(--bg-primary);border-top:1px solid var(--border-color);display:flex;justify-content:space-around;align-items:center;padding:var(--spacing-sm) var(--spacing-md);box-shadow:0 -4px 12px #0000000d;z-index:1000;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:var(--spacing-sm) var(--spacing-md);background:none;border:none;color:var(--text-secondary);cursor:pointer;transition:all .2s ease;border-radius:12px;min-width:80px}.nav-item:hover{background:var(--bg-secondary);color:var(--text-primary)}.nav-item.active{color:var(--accent-color);font-weight:600}.nav-item svg{font-size:1.5rem}.nav-item span{font-size:.75rem;font-weight:500}.nav-item.active span{font-weight:600}@media (max-width: 768px){.summary-cards{grid-template-columns:1fr}.card-amount{font-size:1.25rem}.year-summary-content{flex-direction:column}.year-stat-divider{transform:rotate(90deg);margin:var(--spacing-xs) 0}.year-stat-value{font-size:1.25rem}.transactions-header{flex-direction:column;align-items:flex-start}.sort-button{width:100%;justify-content:center}.fab{bottom:80px;right:var(--spacing-lg)}}.loading-screen{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;gap:var(--spacing-md)}.loading-spinner{width:48px;height:48px;border:4px solid var(--bg-tertiary);border-top-color:var(--primary-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-screen p{color:var(--text-secondary);font-size:1rem}.btn-primary{background-color:var(--primary-color);color:#fff;border:none;padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--border-radius);font-size:1rem;font-weight:600;cursor:pointer;transition:background-color .2s;width:100%}.btn-primary:hover:not(:disabled){background-color:var(--primary-dark)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background-color:transparent;color:var(--text-secondary);border:1px solid var(--border-color);padding:var(--spacing-md) var(--spacing-lg);border-radius:var(--border-radius);font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;width:100%}.btn-secondary:hover:not(:disabled){background-color:var(--bg-secondary);border-color:var(--text-secondary)}.btn-secondary:disabled{opacity:.6;cursor:not-allowed}.error-message{background-color:#fee2e2;color:var(--danger-color);padding:var(--spacing-md);border-radius:var(--border-radius);font-size:.875rem;margin-top:var(--spacing-md)}.success-message{text-align:center;padding:var(--spacing-xl)}.success-icon{width:64px;height:64px;background-color:var(--success-color);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:2rem;margin:0 auto var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-lg)}.form-group label{display:block;margin-bottom:var(--spacing-sm);color:var(--text-primary);font-weight:600;font-size:.875rem}.form-group input{width:100%;padding:var(--spacing-md);border:1px solid var(--border-color);border-radius:var(--border-radius);font-size:1rem;transition:border-color .2s}.form-group input:focus{outline:none;border-color:var(--primary-color)}.form-group input:disabled{background-color:var(--bg-secondary);cursor:not-allowed}.form-actions{display:flex;gap:var(--spacing-md);margin-top:var(--spacing-xl)}:root{--primary-color: #4f46e5;--primary-dark: #4338ca;--primary-light: #6366f1;--success-color: #10b981;--danger-color: #ef4444;--warning-color: #f59e0b;--info-color: #3b82f6;--bg-primary: #ffffff;--bg-secondary: #f3f4f6;--bg-tertiary: #e5e7eb;--text-primary: #111827;--text-secondary: #6b7280;--text-light: #9ca3af;--income-color: #10b981;--expense-color: #ef4444;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--border-radius: 8px;--border-radius-lg: 12px;--border-color: #e5e7eb;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--accent-color: #6366f1;--secondary-color: #a855f7}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-secondary);color:var(--text-primary);-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;-webkit-touch-callout:none}input,textarea,[contenteditable=true]{-webkit-user-select:text;-moz-user-select:text;-ms-user-select:text;user-select:text}#root{min-height:100vh}