:root{--primary-color: #1976d2;--primary-dark: #1565c0;--primary-light: #42a5f5;--primary-bg: rgba(25, 118, 210, .08);--primary-bg-hover: rgba(25, 118, 210, .15);--primary-focus-ring: rgba(25, 118, 210, .1);--accent-color: #ff9800;--success-color: #4caf50;--warning-color: #ff9800;--error-color: #f44336;--text-primary: #212121;--text-secondary: #757575;--text-disabled: #9e9e9e;--background: #fafafa;--surface: #ffffff;--surface-hover: #f5f5f5;--surface-active: #f0f0f0;--border-color: #e0e0e0;--alert-warning-bg: #fff3e0;--alert-warning-color: #e65100;--alert-warning-border: #ffcc80;--alert-info-bg: #e3f2fd;--alert-info-color: #1565c0;--alert-info-border: #90caf9;--alert-success-bg: #e8f5e9;--alert-success-color: #2e7d32;--alert-success-border: #a5d6a7;--alert-error-bg: #ffebee;--alert-error-color: #c62828;--alert-error-border: #ef9a9a;--category-electricity-bg: #fff3e0;--category-electricity-color: #ff9800;--category-water-bg: #e3f2fd;--category-water-color: #2196f3;--category-fire-bg: #ffebee;--category-fire-color: #f44336;--category-phone-bg: #e8f5e9;--category-phone-color: #4caf50;--category-maintenance-bg: #f3e5f5;--category-maintenance-color: #9c27b0;--processing-bg: #e3f2fd;--processing-spinner: #bbdefb;--error-focus-ring: rgba(244, 67, 54, .1);--uncertainty-color: #f57c00;--uncertainty-bg: rgba(255, 152, 0, .08);--uncertainty-bg-light: rgba(255, 152, 0, .05);--uncertainty-focus-ring: rgba(255, 152, 0, .15);--clear-btn-bg: rgba(244, 67, 54, .08);--clear-btn-bg-hover: rgba(244, 67, 54, .15);--scan-success-bg: rgba(76, 175, 80, .15);--scan-success-color: #4caf50;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .24);--shadow-md: 0 3px 6px rgba(0, 0, 0, .16), 0 3px 6px rgba(0, 0, 0, .23);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .19), 0 6px 6px rgba(0, 0, 0, .23);--shadow-overlay: 0 20px 60px rgba(0, 0, 0, .3);--shadow-soft: 0 1px 3px rgba(0, 0, 0, .1);--overlay-bg: rgba(0, 0, 0, .5);--overlay-dark: rgba(0, 0, 0, .7);--overlay-dark-hover: rgba(0, 0, 0, .85);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--drag-bg: rgba(25, 118, 210, .05)}:root[data-theme=dark]{--primary-color: #64b5f6;--primary-dark: #42a5f5;--primary-light: #90caf9;--primary-bg: rgba(100, 181, 246, .12);--primary-bg-hover: rgba(100, 181, 246, .2);--primary-focus-ring: rgba(100, 181, 246, .2);--accent-color: #ffb74d;--success-color: #66bb6a;--warning-color: #ffa726;--error-color: #ef5350;--text-primary: #e3e3e3;--text-secondary: #b0b0b0;--text-disabled: #757575;--background: #121212;--surface: #1e1e1e;--surface-hover: #2a2a2a;--surface-active: #333333;--border-color: #424242;--alert-warning-bg: rgba(255, 152, 0, .15);--alert-warning-color: #ffb74d;--alert-warning-border: rgba(255, 152, 0, .3);--alert-info-bg: rgba(33, 150, 243, .15);--alert-info-color: #64b5f6;--alert-info-border: rgba(33, 150, 243, .3);--alert-success-bg: rgba(76, 175, 80, .15);--alert-success-color: #81c784;--alert-success-border: rgba(76, 175, 80, .3);--alert-error-bg: rgba(244, 67, 54, .15);--alert-error-color: #ef5350;--alert-error-border: rgba(244, 67, 54, .3);--category-electricity-bg: rgba(255, 152, 0, .15);--category-electricity-color: #ffb74d;--category-water-bg: rgba(33, 150, 243, .15);--category-water-color: #64b5f6;--category-fire-bg: rgba(244, 67, 54, .15);--category-fire-color: #ef5350;--category-phone-bg: rgba(76, 175, 80, .15);--category-phone-color: #81c784;--category-maintenance-bg: rgba(156, 39, 176, .15);--category-maintenance-color: #ba68c8;--processing-bg: rgba(33, 150, 243, .15);--processing-spinner: rgba(33, 150, 243, .3);--error-focus-ring: rgba(239, 83, 80, .2);--uncertainty-color: #ffa726;--uncertainty-bg: rgba(255, 152, 0, .12);--uncertainty-bg-light: rgba(255, 152, 0, .08);--uncertainty-focus-ring: rgba(255, 152, 0, .25);--clear-btn-bg: rgba(239, 83, 80, .12);--clear-btn-bg-hover: rgba(239, 83, 80, .2);--scan-success-bg: rgba(102, 187, 106, .15);--scan-success-color: #81c784;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .4), 0 1px 2px rgba(0, 0, 0, .5);--shadow-md: 0 3px 6px rgba(0, 0, 0, .4), 0 3px 6px rgba(0, 0, 0, .5);--shadow-lg: 0 10px 20px rgba(0, 0, 0, .4), 0 6px 6px rgba(0, 0, 0, .5);--shadow-overlay: 0 20px 60px rgba(0, 0, 0, .6);--shadow-soft: 0 1px 3px rgba(0, 0, 0, .3);--overlay-bg: rgba(0, 0, 0, .7);--overlay-dark: rgba(0, 0, 0, .85);--overlay-dark-hover: rgba(0, 0, 0, .95);--drag-bg: rgba(100, 181, 246, .1)}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,sans-serif;font-size:1rem;line-height:1.5;color:var(--text-primary);background-color:var(--background)}h1,h2,h3,h4,h5,h6{margin:0 0 var(--spacing-md) 0;font-weight:600;line-height:1.2}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}h4{font-size:1rem}p{margin:0 0 var(--spacing-md) 0}a{color:var(--primary-color);text-decoration:none}a:hover{text-decoration:underline}input,textarea,select{font-family:inherit;font-size:inherit}.container{width:100%;max-width:480px;margin:0 auto;padding:0 var(--spacing-md)}.card{background:var(--surface);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:var(--spacing-lg)}.text-center{text-align:center}.text-secondary{color:var(--text-secondary)}.text-success{color:var(--success-color)}.text-error{color:var(--error-color)}.text-warning{color:var(--warning-color)}.mt-xs{margin-top:var(--spacing-xs)}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mt-xl{margin-top:var(--spacing-xl)}.mb-xs{margin-bottom:var(--spacing-xs)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}.mb-xl{margin-bottom:var(--spacing-xl)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);padding:var(--spacing-md) var(--spacing-lg);font-size:1rem;font-weight:500;line-height:1;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--primary-color);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-secondary{background:var(--surface);color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover:not(:disabled){background:var(--background)}.btn-block{width:100%}.form-group{margin-bottom:var(--spacing-md)}.form-label{display:block;margin-bottom:var(--spacing-xs);font-size:.875rem;font-weight:500;color:var(--text-secondary)}.form-input{width:100%;padding:var(--spacing-md);font-size:1rem;border:1px solid var(--border-color);border-radius:var(--radius-md);background:var(--surface);transition:border-color .2s ease,box-shadow .2s ease}.form-input:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px var(--primary-focus-ring)}.form-input.is-invalid{border-color:var(--error-color)}.form-input::placeholder{color:var(--text-disabled)}.form-hint{margin-top:var(--spacing-xs);font-size:.75rem;color:var(--text-secondary)}.form-error{margin-top:var(--spacing-xs);font-size:.75rem;color:var(--error-color)}.alert{display:flex;align-items:flex-start;gap:var(--spacing-sm);padding:var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem}.alert .alert-icon{flex-shrink:0}.alert-warning{background:var(--alert-warning-bg);color:var(--alert-warning-color);border:1px solid var(--alert-warning-border)}.alert-info{background:var(--alert-info-bg);color:var(--alert-info-color);border:1px solid var(--alert-info-border)}.alert-success{background:var(--alert-success-bg);color:var(--alert-success-color);border:1px solid var(--alert-success-border)}.alert-error{background:var(--alert-error-bg);color:var(--alert-error-color);border:1px solid var(--alert-error-border)}.divider{height:1px;background:var(--border-color);margin:var(--spacing-md) 0}.icon{display:inline-flex;align-items:center;justify-content:center;width:24px;height:24px}.icon-sm{width:16px;height:16px}.icon-lg{width:32px;height:32px}.icon-xl{width:48px;height:48px}.summary-card{background:var(--background);border-radius:var(--radius-md);padding:var(--spacing-md);border:1px solid var(--border-color)}.summary-row{display:flex;justify-content:space-between;align-items:center;padding:var(--spacing-sm) 0}.summary-row:not(:last-child){border-bottom:1px solid var(--border-color)}.summary-row.summary-total{font-weight:600;font-size:1.125rem;border-top:2px solid var(--border-color);margin-top:var(--spacing-sm);padding-top:var(--spacing-md)}@media(min-width:768px){.container{padding:0 var(--spacing-lg)}}