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.category-row{background:#2a2a3e}.app.dark .category-amount{color:#e0e0e0}.app.dark .modal-content{background:#1e1e2e}.app.dark .modal-content h3{color:#e0e0e0}.app.dark .modal-content p{color:#aaa}.app.dark .modal-expense-preview{background:#2a2a3e}.app.dark .modal-expense-desc{color:#e0e0e0}.app.dark .modal-cancel-button{color:#e0e0e0;background:#3a3a4e}.app.dark .modal-cancel-button:hover{background:#4a4a5e}.app.dark .message-success{color:#6ee7b7;background-color:#064e3b;border-color:#10b981}.app.dark .message-error{color:#fca5a5;background-color:#7f1d1d;border-color:#ef4444}.app.dark .spinner{border-color:#667eea #3a3a4e #3a3a4e}.app.dark .export-button{background:linear-gradient(135deg,#059669 0%,#047857 100%)}.app.dark .export-button:hover{box-shadow:0 4px 12px #05966966}.app.dark .import-button{background:linear-gradient(135deg,#2563eb 0%,#1d4ed8 100%)}.app.dark .import-button:hover:not(:disabled){box-shadow:0 4px 12px #2563eb66}.app.dark .recurring-form{background:#2a2a3e}.app.dark .recurring-input,.app.dark .recurring-select{color:#e0e0e0;background:#1e1e2e;border-color:#3a3a4e}.app.dark .recurring-input:focus,.app.dark .recurring-select:focus{border-color:#8b5cf6}.app.dark .recurring-date-group label{color:#aaa}.app.dark .recurring-cancel-btn{color:#e0e0e0;background:#3a3a4e}.app.dark .recurring-cancel-btn:hover{background:#4a4a5e}.app.dark .recurring-item{background:#2a2a3e}.app.dark .recurring-description{color:#e0e0e0}.app.dark .recurring-frequency{color:#a78bfa;background:#3a3a4e}.app.dark .recurring-dates{color:#888}.app.dark .recurring-toggle:hover,.app.dark .recurring-edit-btn:hover,.app.dark .recurring-delete-btn:hover{background:#ffffff1a}.app.dark .recurring-summary{border-top-color:#3a3a4e}.app.dark .recurring-summary span{color:#aaa}.app.dark .trends-summary{border-top-color:#3a3a4e}.app.dark .trend-label{color:#888}.app.dark .trend-value{color:#e0e0e0}.app.dark .trend-value.trend-current{color:#a78bfa}.app.dark .trend-stat{border-bottom-color:#3a3a4e}.app.dark .auth-card{background:#1e1e2e}.app.dark .auth-header h1{color:#a78bfa}.app.dark .auth-header p,.app.dark .auth-switch{color:#aaa}.app.dark .auth-switch button{color:#a78bfa}.app.dark .auth-dark-mode-toggle{color:#e0e0e0;background:#2a2a3e}.app.dark .auth-dark-mode-toggle:hover{background:#3a3a4e}.app.dark .pin-hint{color:#888}.app.dark .profile-panel{background:#1e1e2e}.app.dark .profile-panel h3{color:#e0e0e0}.app.dark .profile-row{border-bottom-color:#3a3a4e}.app.dark .profile-label{color:#888}.app.dark .profile-value{color:#e0e0e0}.app.dark .change-pin-section{border-top-color:#3a3a4e}.app.dark .change-pin-form h4{color:#e0e0e0}.app.dark .change-pin-field label{color:#aaa}.app.dark .change-pin-field input{color:#e0e0e0;background:#2a2a3e;border-color:#3a3a4e}.app.dark .change-pin-field input:focus{border-color:#667eea}.app.dark .change-pin-cancel{color:#e0e0e0;background:#3a3a4e}.app.dark .change-pin-cancel:hover{background:#4a4a5e}@media (max-width:640px){.app{padding:1rem .5rem}h1{font-size:2rem}.monthly-summary-card{padding:1rem}.monthly-summary-card h2{font-size:1.2rem}.monthly-summary-card .summary-amount{font-size:2rem}.expense-form,.expenses-section{padding:1.5rem}.expense-main{flex-direction:column;align-items:flex-start;gap:.5rem}.expense-amount{font-size:1.1rem}.scan-receipt-button{padding:.75rem;font-size:1rem}}