:root{--primary-color: #0066cc;--primary-hover: #0052a3;--secondary-color: #4a5568;--success-color: #28a745;--error-color: #dc3545;--warning-color: #ffc107;--background-color: #f7fafc;--card-background: #ffffff;--text-primary: #1a202c;--text-secondary: #718096;--text-muted: #a0aec0;--border-color: #e2e8f0;--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);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "SF Mono", Monaco, "Andale Mono", monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background-color:var(--background-color);color:var(--text-primary);line-height:1.5;min-height:100vh}#root{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.25}a{color:var(--primary-color);text-decoration:none}a:hover{text-decoration:underline}.payment-container{width:100%;max-width:560px;background:var(--card-background);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden}.payment-header{padding:1.5rem 2rem;text-align:center;border-bottom:1px solid var(--border-color);background:linear-gradient(to bottom,#fafbfc,#f7fafc)}.company-logo{max-height:48px;max-width:200px;margin-bottom:.75rem}.company-name{font-size:1.25rem;color:var(--text-primary);font-weight:600}.payment-main{padding:2rem}.payment-details{margin-bottom:2rem}.payment-footer{padding:1rem 2rem;text-align:center;border-top:1px solid var(--border-color);background:#fafbfc;font-size:.875rem;color:var(--text-secondary)}.invoice-summary{background:#fafbfc;border-radius:var(--radius-md);padding:1.5rem}.invoice-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem;padding-bottom:.75rem;border-bottom:1px solid var(--border-color)}.invoice-label{font-size:.875rem;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}.invoice-id{font-family:var(--font-mono);font-size:.875rem;color:var(--text-primary)}.line-items-table{width:100%;border-collapse:collapse;font-size:.9375rem}.line-items-table th{text-align:left;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);padding:.5rem 0;border-bottom:1px solid var(--border-color)}.line-items-table td{padding:.75rem 0;border-bottom:1px solid var(--border-color)}.line-items-table .text-right{text-align:right}.line-items-table tfoot .total-row td{font-weight:600;font-size:1rem;padding-top:1rem;border-bottom:none}.total-amount{color:var(--primary-color)}.subscription-details{background:#fafbfc;border-radius:var(--radius-md);padding:1.5rem}.plan-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1rem}.plan-header h2{font-size:1rem;color:var(--text-primary)}.plan-badge{background:var(--primary-color);color:#fff;font-size:.75rem;padding:.25rem .75rem;border-radius:999px;font-weight:500}.plan-summary{margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.plan-item{display:flex;justify-content:space-between;padding:.5rem 0}.plan-label{color:var(--text-secondary)}.plan-value{font-weight:500}.setup-fee .plan-value{color:var(--text-secondary)}.included-items{margin-bottom:1rem}.included-items h3{font-size:.875rem;color:var(--text-secondary);margin-bottom:.5rem}.included-items ul{list-style:none}.included-items li{display:flex;justify-content:space-between;padding:.375rem 0;font-size:.9375rem}.item-quantity{color:var(--text-secondary);font-size:.875rem}.total-section{background:#fff;margin:1rem -1.5rem -1.5rem;padding:1.25rem 1.5rem;border-radius:0 0 var(--radius-md) var(--radius-md);border-top:2px solid var(--primary-color)}.total-section .total-label{font-size:.875rem;color:var(--text-secondary);margin-bottom:.25rem}.total-section .total-amount{font-size:1.5rem;font-weight:600;color:var(--text-primary)}.total-breakdown{font-size:.8125rem;color:var(--text-muted);margin-top:.25rem}.payment-form{background:#fff;border:1px solid var(--border-color);border-radius:var(--radius-md);padding:1.5rem}.payment-form h3{font-size:1rem;margin-bottom:1rem;color:var(--text-primary)}.form-loading{display:flex;align-items:center;justify-content:center;gap:.75rem;padding:2rem;color:var(--text-secondary);font-size:.9375rem}#helcimPayJsWrapper{margin-bottom:1rem}#helcimPayJsWrapper.helcim-loading{opacity:.5}#helcimPayJsWrapper iframe{width:100%!important;border:none!important}.form-error{display:flex;align-items:center;gap:.5rem;background:#fef2f2;color:var(--error-color);padding:.75rem 1rem;border-radius:var(--radius-sm);margin-bottom:1rem;font-size:.9375rem}.form-error svg{flex-shrink:0}.submit-button{width:100%;padding:.875rem 1.5rem;background:var(--primary-color);color:#fff;font-size:1rem;font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;display:flex;align-items:center;justify-content:center;gap:.5rem;transition:background-color .15s ease}.submit-button:hover:not(:disabled){background:var(--primary-hover)}.submit-button:disabled{background:var(--text-muted);cursor:not-allowed}.secure-notice{display:flex;align-items:center;justify-content:center;gap:.375rem;margin-top:1rem;font-size:.8125rem;color:var(--text-muted)}.secure-notice svg{color:var(--success-color)}.spinner,.spinner-small,.spinner-button{display:inline-block;border:2px solid rgba(0,0,0,.1);border-left-color:var(--primary-color);border-radius:50%;animation:spin .8s linear infinite}.spinner{width:40px;height:40px}.spinner-small{width:20px;height:20px}.spinner-button{width:18px;height:18px;border-left-color:#fff}@keyframes spin{to{transform:rotate(360deg)}}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:3rem;gap:1rem}.loading-message{color:var(--text-secondary);font-size:.9375rem}.error-state,.invalid-link-state{text-align:center;padding:3rem 2rem}.error-icon,.invalid-icon{color:var(--error-color);margin-bottom:1rem}.error-title,.invalid-title{font-size:1.25rem;margin-bottom:.5rem}.error-description,.invalid-description{color:var(--text-secondary);margin-bottom:1.5rem;max-width:320px;margin-left:auto;margin-right:auto}.retry-button{padding:.625rem 1.25rem;background:var(--primary-color);color:#fff;font-size:.9375rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:background-color .15s ease}.retry-button:hover{background:var(--primary-hover)}.result-container{width:100%;max-width:480px;background:var(--card-background);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:3rem 2rem;text-align:center}.result-icon{margin-bottom:1.5rem}.result-icon.success-icon{color:var(--success-color)}.result-icon.error-icon,.result-icon.not-found-icon{color:var(--error-color)}.result-title{font-size:1.5rem;margin-bottom:.75rem}.result-description{color:var(--text-secondary);margin-bottom:1rem}.result-note{font-size:.875rem;color:var(--text-muted);margin-bottom:1.5rem}.transaction-info{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:var(--radius-md);padding:1rem;margin-bottom:1.5rem}.transaction-label{display:block;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:.375rem}.transaction-id{font-family:var(--font-mono);font-size:.9375rem;color:var(--success-color)}.result-actions{display:flex;gap:1rem;justify-content:center}.print-button,.home-link{display:inline-flex;align-items:center;justify-content:center;padding:.625rem 1.5rem;background:var(--primary-color);color:#fff;font-size:.9375rem;font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;text-decoration:none;transition:background-color .15s ease}.print-button:hover,.home-link:hover{background:var(--primary-hover);text-decoration:none}.error-boundary{text-align:center;padding:3rem 2rem}.error-boundary h2{font-size:1.25rem;margin-bottom:.5rem}.error-boundary p{color:var(--text-secondary)}@media(max-width:640px){#root{padding:0}.payment-container,.result-container{border-radius:0;min-height:100vh;box-shadow:none}.payment-main{padding:1.5rem}.invoice-summary,.subscription-details,.payment-form{padding:1rem}.total-section{margin:1rem -1rem -1rem;padding:1rem}}@media print{body{background:#fff}.payment-container,.result-container{box-shadow:none;border:1px solid #ddd}.payment-form,.payment-footer,.result-actions,.submit-button,.print-button,.retry-button{display:none}}