:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,system-ui,sans-serif;line-height:1.5;font-weight:400;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;--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);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .1), 0 10px 10px -5px rgba(0, 0, 0, .04);--primary-color: #34d399;--primary-hover: #10b981;--secondary-color: #f59e0b;--danger-color: #ef4444;--success-color: #34d399}@media(prefers-color-scheme:dark){:root:not([data-theme]){color-scheme:dark;color:#ffffffde;background-color:#0f172a;--bg-slate-gray: #64748b;--text-primary: rgba(255, 255, 255, .95);--text-secondary: rgba(255, 255, 255, .65);--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #334155;--border-color: rgba(255, 255, 255, .08);--bg-gradient-end: var(--bg-secondary)}}@media(prefers-color-scheme:light){:root:not([data-theme]){color-scheme:light;color:#0f172a;background-color:#f1f5f9;--bg-slate-gray: #cbd5e1;--text-primary: #0f172a;--text-secondary: #64748b;--bg-primary: #f1f5f9;--bg-secondary: #ffffff;--bg-card: #f8fafc;--border-color: rgba(15, 23, 42, .08);--bg-gradient-end: var(--bg-slate-gray)}}:root[data-theme=dark]{color-scheme:dark;color:#ffffffde;background-color:#0f172a;--bg-slate-gray: #64748b;--text-primary: rgba(255, 255, 255, .95);--text-secondary: rgba(255, 255, 255, .65);--bg-primary: #0f172a;--bg-secondary: #1e293b;--bg-card: #334155;--bg-gradient-end: var(--bg-secondary);--border-color: rgba(255, 255, 255, .08)}:root[data-theme=light]{color-scheme:light;color:#0f172a;background-color:#f1f5f9;--bg-slate-gray: #cbd5e1;--text-primary: #0f172a;--text-secondary: #64748b;--bg-primary: #f1f5f9;--bg-secondary: #ffffff;--bg-card: #f8fafc;--bg-gradient-end: var(--bg-slate-gray);--border-color: rgba(15, 23, 42, .08)}*{box-sizing:border-box}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;background:linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-gradient-end) 100%)}#app{width:100%;max-width:600px;margin:0 auto;padding:0;background:none}.container{position:relative;background-color:var(--bg-secondary);border-radius:20px;padding:2rem 1.5rem 3rem;box-shadow:var(--shadow-xl);border:1px solid var(--border-color);min-height:100vh;display:flex;flex-direction:column;gap:2.125rem}@media(min-width:601px){.container{margin:24px 0;min-height:calc(100vh - 48px)}}.app-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}h1{font-size:1.75rem;line-height:1.2;margin:0;color:var(--text-primary);font-weight:700;display:flex;align-items:center;gap:.75rem}.header-icons{display:flex;gap:.5rem}.icon-btn{width:40px;height:40px;border-radius:10px;border:1.5px solid var(--border-color);background-color:var(--bg-card);color:var(--text-primary);font-size:1.25rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s cubic-bezier(.4,0,.2,1);padding:0}.icon-btn:hover{border-color:var(--primary-color);transform:translateY(-2px);box-shadow:var(--shadow-md)}.icon-btn:active{transform:translateY(0)}.icon-btn:disabled{opacity:.3;cursor:not-allowed;pointer-events:none}.tagline{text-align:center;font-size:.875rem;line-height:1.5;color:var(--text-secondary);margin:-1.25rem 0 0;padding:0 1rem;font-style:italic;opacity:.85}.icon-large{font-size:2.5rem;line-height:1;display:block}h2{font-size:.875rem;font-weight:600;margin:0 0 .25rem;color:var(--text-secondary);text-transform:uppercase}h3{font-size:1.2rem;font-weight:600;margin:0 0 1rem;color:var(--text-primary)}input[type=number]{width:100%;padding:.5rem 0 .5rem 1rem;font-size:1rem;border:1.5px solid var(--border-color);border-radius:10px;background-color:var(--bg-card);color:var(--text-primary);font-family:inherit;transition:all .2s cubic-bezier(.4,0,.2,1);height:40px;box-sizing:border-box;box-shadow:var(--shadow-sm)}input[type=number]:hover{border-color:var(--text-secondary)}input[type=number]:focus{outline:none;border-color:var(--primary-color);box-shadow:0 0 0 3px #10b9811a;transform:translateY(-1px)}.currency-input{display:flex;flex-direction:row;gap:1rem;align-items:center}.conversion-display{text-align:center;padding:.75rem;background-color:var(--bg-card);border-radius:8px;color:var(--text-secondary);font-size:1rem}.payments-table{width:100%;border-collapse:collapse;margin-bottom:1rem}.payment-row td{padding:.5rem .25rem;vertical-align:middle;border-bottom:1px solid var(--border-color)}.col-remove{width:32px;text-align:center}.col-currency{width:70px}.toggle-switch{position:relative;display:flex;flex:0 0 auto;width:68px;height:32px;cursor:pointer}.toggle-input{opacity:0;width:0;height:0}.toggle-slider{position:absolute;inset:0;background-color:var(--primary-color);border-radius:16px;transition:all .25s cubic-bezier(.4,0,.2,1);display:flex;align-items:center;justify-content:space-between;padding:0 6px;box-shadow:var(--shadow-sm)}.toggle-input:checked+.toggle-slider{background-color:var(--bg-slate-gray)}.toggle-slider:before{content:"";position:absolute;height:24px;width:28px;right:4px;bottom:4px;background-color:#fff;border-radius:12px;transition:all .25s cubic-bezier(.4,0,.2,1);z-index:2;box-shadow:0 2px 4px #0003}.toggle-input:checked+.toggle-slider:before{right:auto;left:4px}.toggle-label-eur,.toggle-label-bgn{font-size:1.125rem;font-weight:600;color:#fff;z-index:1;width:50%;text-align:center;line-height:1}.payment-input{padding:.4rem;font-size:.95rem;border:1px solid var(--border-color);border-radius:4px;background-color:var(--bg-secondary);color:var(--text-primary);font-family:inherit;transition:border-color .3s;width:100%}.payment-input:focus{outline:none;border-color:var(--primary-color)}.stat-eur,.stat-bgn{opacity:.6}.payment-inputs{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}.payment-field{display:flex;flex-direction:column;gap:.25rem}.payment-field label{font-size:.9rem;font-weight:600;color:var(--text-primary)}.summary-table{width:100%;border-collapse:separate;border-spacing:0;font-size:1rem;border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm)}.summary-table thead th{padding:.25rem .875rem;text-align:left;font-weight:600;color:var(--text-secondary);background-color:#0000000d;font-size:.75rem;text-transform:uppercase;border-bottom:1px solid var(--border-color)}:root[data-theme=dark] .summary-table thead th{background-color:#ffffff0d}@media(prefers-color-scheme:dark){:root:not([data-theme]) .summary-table thead th{background-color:#ffffff0d}}.summary-table thead th:first-child{width:30%}.summary-table thead th:nth-child(2),.summary-table thead th:nth-child(3){width:35%;text-align:right}.summary-table tbody td{padding:.5rem .875rem;border-bottom:1px solid var(--border-color);color:var(--text-primary);font-size:.95rem;background-color:var(--bg-card)}.summary-table tbody td:first-child{font-weight:500}.summary-table tbody td:nth-child(2),.summary-table tbody td:nth-child(3){text-align:right}.summary-table .mono{font-family:SF Mono,Monaco,Cascadia Code,Roboto Mono,monospace;font-variant-numeric:tabular-nums}.summary-table tfoot td{padding:.875rem 1rem;font-weight:600;color:#0f172a;line-height:1.2;font-size:.95rem}.summary-table tfoot td:nth-child(2),.summary-table tfoot td:nth-child(3){text-align:right}.summary-table tfoot .result-row.change td{background:linear-gradient(135deg,#fef3c7,#fde68a)}.summary-table tfoot .result-row.insufficient td{background:linear-gradient(135deg,#fee2e2,#fecaca)}.summary-table tfoot .result-row.exact td{background:linear-gradient(135deg,#d1fae5,#a7f3d0)}.copyright-text{position:absolute;bottom:.75rem;left:0;right:0;text-align:center;font-size:.75rem;color:var(--text-secondary);opacity:.5;pointer-events:none}.modal-overlay{position:fixed;inset:0;background-color:#000000b3;display:flex;align-items:center;justify-content:center;z-index:1000;padding:1rem;animation:fadeIn .2s ease}.modal-content{background-color:var(--bg-secondary);border-radius:16px;max-width:500px;width:100%;max-height:80vh;overflow-y:auto;box-shadow:var(--shadow-xl);border:1px solid var(--border-color);animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.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:1.25rem;color:var(--text-primary);text-transform:none}.modal-close{width:32px;height:32px;border-radius:8px;border:none;background-color:var(--bg-card);color:var(--text-secondary);font-size:1.25rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.modal-close:hover{background-color:var(--danger-color);color:#fff}.modal-body{padding:1.5rem;color:var(--text-primary);line-height:1.6}.modal-body ol{margin:0;padding-left:1.5rem}.modal-body li{margin-bottom:.75rem}.modal-body ul{margin-top:.5rem;padding-left:1.5rem}.modal-body ul li{margin-bottom:.25rem}@media(max-width:600px){.container{box-shadow:none;border-radius:0}.header-icons{position:absolute;top:16px;right:24px}.app-header{margin-bottom:0;padding-top:48px;justify-content:center}.tagline{margin:-2rem 0 0}}