:root{--color-primary: #6366f1;--color-primary-hover: #4f46e5;--color-primary-light: #e0e7ff;--color-secondary: #10b981;--color-secondary-hover: #059669;--color-danger: #ef4444;--color-warning: #f59e0b;--color-bg: #f8fafc;--color-bg-card: #ffffff;--color-bg-secondary: #f1f5f9;--color-bg-tertiary: #e2e8f0;--color-text: #1e293b;--color-text-secondary: #64748b;--color-text-tertiary: #94a3b8;--color-text-inverse: #ffffff;--color-border: #e2e8f0;--color-border-focus: #6366f1;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "Fira Code", monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.25rem;--text-2xl: 1.5rem;--text-3xl: 1.875rem;--text-4xl: 2.25rem;--transition-fast: .15s ease;--transition-base: .2s ease;--transition-slow: .3s ease;--z-dropdown: 100;--z-modal: 200;--z-tooltip: 300}[data-theme=dark]{--color-primary: #818cf8;--color-primary-hover: #6366f1;--color-primary-light: #312e81;--color-secondary: #34d399;--color-secondary-hover: #10b981;--color-bg: #0f172a;--color-bg-card: #1e293b;--color-bg-secondary: #334155;--color-bg-tertiary: #475569;--color-text: #f1f5f9;--color-text-secondary: #94a3b8;--color-text-tertiary: #64748b;--color-border: #334155;--color-border-focus: #818cf8;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4), 0 2px 4px -2px rgb(0 0 0 / .3);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .4), 0 4px 6px -4px rgb(0 0 0 / .3);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .4), 0 8px 10px -6px rgb(0 0 0 / .3)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-sans);background-color:var(--color-bg);color:var(--color-text);line-height:1.6;min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100vh;display:flex;flex-direction:column}h1,h2,h3,h4,h5,h6{line-height:1.3;font-weight:600;color:var(--color-text)}h1{font-size:var(--text-4xl)}h2{font-size:var(--text-3xl)}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}h5{font-size:var(--text-lg)}h6{font-size:var(--text-base)}p{color:var(--color-text-secondary)}a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-primary-hover)}input,select,textarea{font-family:inherit;font-size:var(--text-base);padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background-color:var(--color-bg-card);color:var(--color-text);width:100%;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-border-focus);box-shadow:0 0 0 3px var(--color-primary-light)}input::placeholder,textarea::placeholder{color:var(--color-text-tertiary)}label{display:block;font-size:var(--text-sm);font-weight:500;color:var(--color-text);margin-bottom:var(--space-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);font-size:var(--text-sm);font-weight:500;border:none;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-hover));color:var(--color-text-inverse);box-shadow:var(--shadow-md)}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-secondary{background-color:var(--color-bg-secondary);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover:not(:disabled){background-color:var(--color-bg-tertiary)}.btn-success{background:linear-gradient(135deg,var(--color-secondary),var(--color-secondary-hover));color:var(--color-text-inverse);box-shadow:var(--shadow-md)}.btn-success:hover:not(:disabled){transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-lg{padding:var(--space-4) var(--space-6);font-size:var(--text-base)}.btn-sm{padding:var(--space-2) var(--space-3);font-size:var(--text-xs)}.btn-icon{padding:var(--space-3);border-radius:var(--radius-lg)}.card{background-color:var(--color-bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-md);padding:var(--space-6);border:1px solid var(--color-border)}.container{width:100%;max-width:1400px;margin:0 auto;padding:0 var(--space-4)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-center{justify-content:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-3{gap:var(--space-3)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.text-center{text-align:center}.text-sm{font-size:var(--text-sm)}.text-secondary{color:var(--color-text-secondary)}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.animate-fade-in{animation:fadeIn var(--transition-slow) ease-out}.animate-pulse{animation:pulse 2s infinite}.animate-spin{animation:spin 1s linear infinite}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--color-bg-secondary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb{background:var(--color-text-tertiary);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-secondary)}::selection{background-color:var(--color-primary);color:var(--color-text-inverse)}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media print{body{background:#fff;color:#000}.no-print{display:none!important}}@media(max-width:768px){html{font-size:14px}.container{padding:0 var(--space-3)}}.language-switcher{position:relative}.language-btn{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-3);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);font-size:var(--text-sm)}.language-btn:hover{border-color:var(--color-primary);background:var(--color-bg)}.language-flag{font-size:1rem}.language-code{font-weight:500;color:var(--color-text)}.language-arrow{width:14px;height:14px;color:var(--color-text-tertiary);transition:transform var(--transition-fast)}.language-arrow.open{transform:rotate(180deg)}.language-dropdown{position:absolute;top:calc(100% + 8px);right:0;min-width:160px;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);overflow:hidden;z-index:100}.language-option{display:flex;align-items:center;gap:var(--space-2);width:100%;padding:var(--space-3) var(--space-4);background:transparent;border:none;cursor:pointer;text-align:left;transition:background var(--transition-fast)}.language-option:hover{background:var(--color-bg-secondary)}.language-option.active{background:var(--color-primary-light)}.language-name{flex:1;font-size:var(--text-sm);color:var(--color-text)}.language-check{width:16px;height:16px;color:var(--color-primary)}.header{background:var(--color-bg-card);border-bottom:1px solid var(--color-border);padding:var(--space-4) 0;position:sticky;top:0;z-index:var(--z-dropdown);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:rgba(var(--color-bg-card-rgb, 255, 255, 255),.9)}[data-theme=dark] .header{background:#1e293be6}.header-container{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.header-brand{display:flex;flex-direction:column;gap:var(--space-1)}.header-logo{display:flex;align-items:center;gap:var(--space-3);text-decoration:none;color:var(--color-text)}.header-logo:hover{color:var(--color-primary)}.header-logo-icon{width:32px;height:32px;color:var(--color-primary)}.header-title{font-size:var(--text-2xl);font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.header-tagline{font-size:var(--text-xs);color:var(--color-text-tertiary);margin-left:calc(32px + var(--space-3))}.header-nav{display:flex;align-items:center;gap:var(--space-4)}.header-link{font-size:var(--text-sm);color:var(--color-text-secondary);text-decoration:none;transition:color var(--transition-fast);padding:var(--space-2) var(--space-3);border-radius:var(--radius-md)}.header-link:hover{color:var(--color-primary);background:var(--color-primary-light)}.theme-toggle{width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast)}.theme-toggle:hover{background:var(--color-bg-tertiary);transform:rotate(15deg)}.theme-toggle svg{width:20px;height:20px;color:var(--color-text-secondary)}@media(max-width:640px){.header-tagline,.header-link{display:none}}.footer{margin-top:auto;padding:var(--space-12) 0 var(--space-8);background:var(--color-bg-card);border-top:1px solid var(--color-border)}.footer-section{margin-bottom:var(--space-12);scroll-margin-top:100px}.footer-section-title{font-size:var(--text-xl);font-weight:700;text-align:center;margin-bottom:var(--space-6);color:var(--color-text)}.info-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:var(--space-4)}.info-card{padding:var(--space-5);background:var(--color-bg-secondary);border-radius:var(--radius-lg);text-align:center;transition:transform var(--transition-fast)}.info-card:hover{transform:translateY(-4px)}.info-icon{font-size:2.5rem;display:block;margin-bottom:var(--space-3)}.info-card h3{font-size:var(--text-base);font-weight:600;margin-bottom:var(--space-2);color:var(--color-text)}.info-card p{font-size:var(--text-sm);color:var(--color-text-secondary);margin:0;line-height:1.6}.comparison-table-wrapper{overflow-x:auto;border-radius:var(--radius-lg);border:1px solid var(--color-border)}.comparison-table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}.comparison-table th,.comparison-table td{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}.comparison-table th{background:var(--color-bg-secondary);font-weight:600;color:var(--color-text)}.comparison-table th.highlight{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-hover));color:#fff}.comparison-table td{color:var(--color-text-secondary)}.comparison-table td.highlight{color:var(--color-secondary);font-weight:500}.comparison-table tbody tr:hover{background:var(--color-bg-secondary)}.comparison-table tbody tr:last-child td{border-bottom:none}.table-note{margin-top:var(--space-4);padding:var(--space-4);background:var(--color-bg-secondary);border-radius:var(--radius-md);font-size:var(--text-sm);color:var(--color-text-secondary);text-align:center}.footer-bottom{display:flex;flex-direction:column;align-items:center;gap:var(--space-4);padding-top:var(--space-8);border-top:1px solid var(--color-border);text-align:center}.footer-brand{display:flex;flex-direction:column;gap:var(--space-1)}.footer-logo{font-size:var(--text-2xl);font-weight:700;background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.footer-tagline{font-size:var(--text-sm);color:var(--color-text-tertiary)}.footer-links{display:flex;align-items:center;gap:var(--space-3)}.footer-links a{font-size:var(--text-sm);color:var(--color-text-secondary);transition:color var(--transition-fast)}.footer-links a:hover{color:var(--color-primary)}.footer-divider{color:var(--color-text-tertiary)}.footer-copyright{font-size:var(--text-sm);color:var(--color-text-tertiary);margin:0}.footer-disclaimer{font-size:var(--text-xs);opacity:.8}@media(max-width:640px){.comparison-table{font-size:var(--text-xs)}.comparison-table th,.comparison-table td{padding:var(--space-2) var(--space-3)}}.modal-overlay{position:fixed;inset:0;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:1000;animation:fadeIn var(--transition-fast) ease-out}.modal-content{background:var(--color-bg-card);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);max-width:480px;width:90%;max-height:80vh;overflow:hidden;display:flex;flex-direction:column;animation:slideUp var(--transition-base) ease-out}@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:var(--space-4) var(--space-5);border-bottom:1px solid var(--color-border)}.modal-header h2{font-size:var(--text-lg);font-weight:600;margin:0}.modal-close{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-secondary);border:none;border-radius:var(--radius-full);font-size:1.25rem;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast)}.modal-close:hover{background:var(--color-bg-tertiary);color:var(--color-text)}.modal-body{padding:var(--space-5);overflow-y:auto;display:flex;flex-direction:column;gap:var(--space-5)}.shortcut-category h3{font-size:var(--text-sm);font-weight:600;color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.05em;margin-bottom:var(--space-2)}.shortcut-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:var(--space-2)}.shortcut-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-2) 0}.shortcut-key{display:inline-flex;align-items:center;justify-content:center;min-width:80px;padding:var(--space-1) var(--space-2);background:var(--color-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:500;color:var(--color-text);box-shadow:0 2px 0 var(--color-border)}.shortcut-desc{font-size:var(--text-sm);color:var(--color-text-secondary)}.modal-footer{padding:var(--space-3) var(--space-5);border-top:1px solid var(--color-border);background:var(--color-bg-secondary)}.modal-footer p{margin:0;font-size:var(--text-xs);color:var(--color-text-tertiary);text-align:center}.qr-type-selector{margin-bottom:var(--space-6)}.qr-type-title{font-size:var(--text-lg);font-weight:600;margin-bottom:var(--space-4);color:var(--color-text)}.qr-type-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:var(--space-3)}.qr-type-card{display:flex;flex-direction:column;align-items:center;padding:var(--space-4) var(--space-3);background:var(--color-bg-secondary);border:2px solid transparent;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);text-align:center;gap:var(--space-2)}.qr-type-card:hover{background:var(--color-bg-tertiary);transform:translateY(-2px)}.qr-type-card.active{border-color:var(--color-primary);background:var(--color-primary-light)}.qr-type-card:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.qr-type-icon{font-size:1.75rem;line-height:1}.qr-type-name{font-size:var(--text-sm);font-weight:600;color:var(--color-text)}.qr-type-description{font-size:var(--text-xs);color:var(--color-text-tertiary);display:none}@media(min-width:768px){.qr-type-grid{grid-template-columns:repeat(auto-fill,minmax(140px,1fr))}.qr-type-description{display:block}}.qr-form{display:flex;flex-direction:column;gap:var(--space-4)}.form-field{display:flex;flex-direction:column;gap:var(--space-2)}.form-field label{font-size:var(--text-sm);font-weight:500;color:var(--color-text)}.form-field label .required{color:var(--color-danger);margin-left:var(--space-1)}.form-field input,.form-field select,.form-field textarea{width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-size:var(--text-base);transition:all var(--transition-fast)}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px var(--color-primary-light)}.form-field input.error,.form-field select.error,.form-field textarea.error{border-color:var(--color-danger)}.form-field input.error:focus,.form-field textarea.error:focus{box-shadow:0 0 0 3px #ef444433}.form-field textarea{resize:vertical;min-height:80px}.form-field .help-text{font-size:var(--text-xs);color:var(--color-text-tertiary)}.form-field .error-text{font-size:var(--text-xs);color:var(--color-danger)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}@media(max-width:480px){.form-row{grid-template-columns:1fr}}.form-checkbox{display:flex;align-items:center;gap:var(--space-2)}.form-checkbox input[type=checkbox]{width:18px;height:18px;accent-color:var(--color-primary);cursor:pointer}.form-checkbox label{font-size:var(--text-sm);color:var(--color-text-secondary);cursor:pointer;margin-bottom:0}.pix-info-banner{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-4);background:linear-gradient(135deg,var(--color-secondary),#059669);border-radius:var(--radius-lg);color:#fff}.pix-info-banner span{font-size:1.5rem}.pix-info-banner p{font-size:var(--text-sm);color:#fff;margin:0;line-height:1.5}.qr-form .btn{margin-top:var(--space-2);width:fit-content}.form-field select{cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2364748b'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-3) center;background-size:20px;padding-right:var(--space-10)}.form-field input[type=date],.form-field input[type=time]{cursor:pointer}.form-field input[type=date]::-webkit-calendar-picker-indicator,.form-field input[type=time]::-webkit-calendar-picker-indicator{cursor:pointer;opacity:.6;transition:opacity var(--transition-fast)}.form-field input[type=date]::-webkit-calendar-picker-indicator:hover,.form-field input[type=time]::-webkit-calendar-picker-indicator:hover{opacity:1}.form-field input[type=color]{padding:var(--space-1);height:44px;cursor:pointer}.form-field input[type=number]::-webkit-outer-spin-button,.form-field input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}.form-field input[type=number]{-moz-appearance:textfield;appearance:textfield}.qr-preview-container{display:flex;flex-direction:column;align-items:center;gap:var(--space-4)}.qr-preview-wrapper{display:flex;align-items:center;justify-content:center;width:280px;height:280px;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden;transition:all var(--transition-base)}.qr-preview-wrapper:hover{transform:scale(1.02);box-shadow:var(--shadow-xl)}.qr-preview-image{width:100%;height:100%;object-fit:contain;animation:fadeIn var(--transition-base) ease-out}.qr-preview-loading{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);color:var(--color-text-tertiary)}.spinner{width:32px;height:32px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}.qr-preview-error{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-4);text-align:center;color:var(--color-danger)}.qr-preview-error .error-icon{font-size:2rem}.qr-style-badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;font-size:var(--text-xs);font-weight:500;border-radius:var(--radius-full);text-transform:capitalize}.qr-preview-placeholder{display:flex;flex-direction:column;align-items:center;gap:var(--space-3);padding:var(--space-6);text-align:center;color:var(--color-text-tertiary)}.qr-preview-placeholder svg{width:80px;height:80px;opacity:.3}.qr-preview-placeholder span{font-size:var(--text-sm);max-width:180px}.qr-preview-info{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);width:100%;max-width:280px;padding:var(--space-3);background:var(--color-bg-secondary);border-radius:var(--radius-md)}.qr-preview-info .payload-label{font-size:var(--text-xs);color:var(--color-text-tertiary);text-transform:uppercase;letter-spacing:.5px}.qr-preview-info .payload-content{font-size:var(--text-xs);font-family:var(--font-mono);color:var(--color-text-secondary);background:var(--color-bg);padding:var(--space-2) var(--space-3);border-radius:var(--radius-sm);max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;word-break:break-all}.qr-preview-info .payload-size{font-size:var(--text-xs);color:var(--color-text-tertiary)}@media(min-width:768px){.qr-preview-wrapper{width:320px;height:320px}.qr-preview-info{max-width:320px}}.qr-customizer{display:flex;flex-direction:column;gap:var(--space-4);padding:var(--space-5);background:var(--color-bg-secondary);border-radius:var(--radius-lg)}.customizer-title{font-size:var(--text-base);font-weight:600;color:var(--color-text);margin:0}.customizer-header{display:flex;justify-content:space-between;align-items:center;padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border);margin-bottom:var(--space-2)}.customizer-section{display:flex;flex-direction:column;gap:var(--space-2)}.customizer-section label{font-size:var(--text-sm);color:var(--color-text-secondary)}.customizer-section label strong{color:var(--color-primary)}.customizer-section select{padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);font-size:var(--text-sm);cursor:pointer}.slider{-webkit-appearance:none;appearance:none;width:100%;height:6px;background:var(--color-border);border-radius:var(--radius-full);outline:none;cursor:pointer}.slider::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;background:var(--color-primary);border-radius:50%;cursor:pointer;transition:transform var(--transition-fast);box-shadow:var(--shadow-md)}.slider::-webkit-slider-thumb:hover{transform:scale(1.1)}.slider::-moz-range-thumb{width:20px;height:20px;background:var(--color-primary);border-radius:50%;cursor:pointer;border:none;box-shadow:var(--shadow-md)}.slider-labels{display:flex;justify-content:space-between;font-size:var(--text-xs);color:var(--color-text-tertiary)}.advanced-toggle{padding:var(--space-2) var(--space-3);font-size:var(--text-sm);color:var(--color-text-secondary);background:none;border:1px dashed var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast)}.advanced-toggle:hover{color:var(--color-primary);border-color:var(--color-primary)}.customizer-advanced{display:flex;flex-direction:column;gap:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--color-border)}.color-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-4)}.color-option{display:flex;flex-direction:column;gap:var(--space-2)}.color-option label{font-size:var(--text-sm);color:var(--color-text-secondary)}.color-input-wrapper{display:flex;gap:var(--space-2)}.color-input-wrapper input[type=color]{width:44px;height:44px;padding:2px;border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;background:var(--color-bg)}.color-input-wrapper input[type=text]{flex:1;min-width:0;padding:var(--space-2) var(--space-3);font-family:var(--font-mono);font-size:var(--text-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg);color:var(--color-text);text-transform:uppercase}.color-warning{display:flex;align-items:flex-start;gap:var(--space-2);padding:var(--space-3);background:#f59e0b1a;border:1px solid rgba(245,158,11,.3);border-radius:var(--radius-md)}.color-warning span{font-size:1rem;flex-shrink:0}.color-warning p{font-size:var(--text-xs);color:var(--color-text-secondary);margin:0;line-height:1.4}@media(max-width:480px){.color-grid{grid-template-columns:1fr}}.download-buttons{display:flex;flex-direction:column;gap:var(--space-4)}.download-title{font-size:var(--text-base);font-weight:600;color:var(--color-text);margin:0}.download-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--space-3)}.download-btn{flex-direction:column;padding:var(--space-4);min-height:80px}.download-btn svg{width:24px;height:24px;margin-bottom:var(--space-1)}.download-btn span{font-size:var(--text-sm);font-weight:600}.download-btn .btn-hint{font-size:var(--text-xs);font-weight:400;opacity:.8}.download-btn .btn-loading{font-size:1.25rem}.download-btn:disabled{opacity:.4;cursor:not-allowed}.download-info{font-size:var(--text-xs);color:var(--color-text-tertiary);text-align:center;margin:0;line-height:1.5}@media(min-width:480px){.download-grid{grid-template-columns:repeat(4,1fr)}}.logo-uploader{display:flex;flex-direction:column;gap:var(--space-2)}.logo-label{font-size:var(--text-sm);font-weight:500;color:var(--color-text)}.logo-dropzone{display:flex;align-items:center;justify-content:center;min-height:100px;padding:var(--space-4);border:2px dashed var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg);cursor:pointer;transition:all var(--transition-fast)}.logo-dropzone:hover{border-color:var(--color-primary);background:var(--color-primary-light)}.logo-dropzone.dragging{border-color:var(--color-primary);background:var(--color-primary-light);transform:scale(1.02)}.logo-dropzone.has-preview{padding:var(--space-2);min-height:auto}.logo-dropzone:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.logo-input{display:none}.logo-placeholder{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);text-align:center}.logo-placeholder svg{width:40px;height:40px;color:var(--color-text-tertiary)}.logo-text{font-size:var(--text-sm);color:var(--color-text-secondary)}.logo-hint{font-size:var(--text-xs);color:var(--color-text-tertiary)}.logo-preview-container{position:relative;display:flex;align-items:center;justify-content:center;width:80px;height:80px}.logo-preview-image{max-width:100%;max-height:100%;border-radius:var(--radius-md);object-fit:contain}.logo-remove-btn{position:absolute;top:-8px;right:-8px;width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:var(--color-danger);color:#fff;border:none;border-radius:50%;font-size:16px;cursor:pointer;transition:transform var(--transition-fast)}.logo-remove-btn:hover{transform:scale(1.1)}.logo-error{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-3);background:#ef44441a;border:1px solid rgba(239,68,68,.3);border-radius:var(--radius-md);font-size:var(--text-xs);color:var(--color-danger)}.logo-warning{font-size:var(--text-xs);color:var(--color-text-tertiary);margin:0;line-height:1.4}.qr-style-picker{display:flex;flex-direction:column;gap:var(--space-4)}.style-section{display:flex;flex-direction:column;gap:var(--space-2)}.style-label{font-size:var(--text-sm);font-weight:500;color:var(--color-text)}.style-options{display:flex;gap:var(--space-2);flex-wrap:wrap}.style-option{display:flex;flex-direction:column;align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-3);background:var(--color-bg);border:2px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);min-width:60px}.style-option:hover,.style-option.active{border-color:var(--color-primary);background:var(--color-primary-light)}.style-icon{font-size:1.25rem;line-height:1}.style-name{font-size:var(--text-xs);color:var(--color-text-secondary)}.style-option.active .style-name{color:var(--color-primary);font-weight:500}.gradient-options{display:flex;gap:var(--space-2);flex-wrap:wrap}.gradient-option{width:36px;height:36px;display:flex;align-items:center;justify-content:center;padding:0;border:2px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);overflow:hidden;background:var(--color-bg)}.gradient-option:hover{border-color:var(--color-primary);transform:scale(1.1)}.gradient-option.active{border-color:var(--color-primary);box-shadow:0 0 0 2px var(--color-primary-light)}.gradient-preview{width:100%;height:100%;display:block}.gradient-none{font-size:1rem;color:var(--color-text-tertiary)}.gradient-custom{font-size:1rem}.custom-gradient{padding:var(--space-3);background:var(--color-bg);border-radius:var(--radius-md);border:1px solid var(--color-border)}.gradient-color-inputs{display:flex;align-items:center;justify-content:center;gap:var(--space-3)}.gradient-color{display:flex;flex-direction:column;align-items:center;gap:var(--space-1)}.gradient-color label{font-size:var(--text-xs);color:var(--color-text-tertiary)}.gradient-color input[type=color]{width:50px;height:40px;padding:2px;border:1px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer}.gradient-arrow{font-size:1.25rem;color:var(--color-text-tertiary);margin-top:var(--space-4)}@media(max-width:400px){.style-options{justify-content:center}.style-option{flex:1;min-width:50px}}.history{margin-top:var(--space-8);padding-top:var(--space-8);border-top:1px solid var(--color-border)}.history-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-4)}.history-title{display:flex;align-items:center;gap:var(--space-2);font-size:var(--text-base);font-weight:600;color:var(--color-text);margin:0}.history-title svg{width:20px;height:20px;color:var(--color-text-secondary)}.history-list{display:flex;gap:var(--space-3);overflow-x:auto;padding-bottom:var(--space-3);scrollbar-width:thin}.history-item{display:flex;flex-direction:column;align-items:center;gap:var(--space-2);padding:var(--space-3);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-fast);min-width:120px;position:relative}.history-item:hover{border-color:var(--color-primary);background:var(--color-primary-light);transform:translateY(-2px)}.history-item:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}.history-thumbnail{width:64px;height:64px;background:#fff;border-radius:var(--radius-md);overflow:hidden;display:flex;align-items:center;justify-content:center}.history-thumbnail img{width:100%;height:100%;object-fit:contain}.thumbnail-placeholder{font-size:var(--text-xs);color:var(--color-text-tertiary);font-weight:600}.history-info{display:flex;flex-direction:column;align-items:center;gap:var(--space-1);text-align:center}.history-type{font-size:var(--text-xs);font-weight:600;color:var(--color-text)}.history-payload{font-size:10px;color:var(--color-text-tertiary);max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.history-date{font-size:10px;color:var(--color-text-tertiary)}.history-delete{position:absolute;top:var(--space-1);right:var(--space-1);width:20px;height:20px;display:flex;align-items:center;justify-content:center;background:var(--color-bg-tertiary);border:none;border-radius:var(--radius-full);font-size:14px;color:var(--color-text-secondary);cursor:pointer;opacity:0;transition:all var(--transition-fast)}.history-item:hover .history-delete{opacity:1}.history-delete:hover{background:var(--color-danger);color:#fff}.history-note{font-size:var(--text-xs);color:var(--color-text-tertiary);text-align:center;margin:var(--space-4) 0 0}.history-list::-webkit-scrollbar{height:6px}.history-list::-webkit-scrollbar-track{background:var(--color-bg-secondary);border-radius:var(--radius-full)}.history-list::-webkit-scrollbar-thumb{background:var(--color-text-tertiary);border-radius:var(--radius-full)}.print-templates{margin-top:1rem;padding:1rem;background:var(--bg-secondary);border-radius:var(--radius-lg);border:1px solid var(--border)}.print-templates-title{font-size:.875rem;font-weight:600;margin-bottom:.75rem;color:var(--text-primary)}.templates-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(80px,1fr));gap:.5rem}.template-btn{display:flex;flex-direction:column;align-items:center;gap:.25rem;padding:.75rem .5rem;background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all .2s ease}.template-btn:hover{border-color:var(--primary);transform:translateY(-2px);box-shadow:var(--shadow-md)}.template-btn.selected{border-color:var(--primary);background:var(--primary-light)}.template-btn:disabled{opacity:.6;cursor:not-allowed;transform:none}.template-icon{font-size:1.5rem}.template-name{font-size:.65rem;font-weight:500;text-align:center;color:var(--text-primary);line-height:1.2}.template-dims{font-size:.55rem;color:var(--text-secondary)}.generating-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#00000080;border-radius:var(--radius-lg);color:#fff;font-weight:500}@media(max-width:480px){.templates-grid{grid-template-columns:repeat(3,1fr)}.template-name{font-size:.6rem}}.toast-container{position:fixed;top:1rem;right:1rem;z-index:9999;display:flex;flex-direction:column;gap:.75rem;max-width:400px;pointer-events:none}.toast{display:flex;align-items:center;gap:.75rem;padding:.875rem 1rem;border-radius:12px;background:var(--card-bg, #ffffff);box-shadow:0 10px 25px -5px #0000001a,0 8px 10px -6px #0000001a;animation:slideIn .3s ease-out;pointer-events:auto;border-left:4px solid}@keyframes slideIn{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}.toast-success{border-left-color:#10b981;background:linear-gradient(135deg,rgba(16,185,129,.1) 0%,var(--card-bg, #ffffff) 100%)}.toast-success .toast-icon{background:#10b981;color:#fff}.toast-error{border-left-color:#ef4444;background:linear-gradient(135deg,rgba(239,68,68,.1) 0%,var(--card-bg, #ffffff) 100%)}.toast-error .toast-icon{background:#ef4444;color:#fff}.toast-warning{border-left-color:#f59e0b;background:linear-gradient(135deg,rgba(245,158,11,.1) 0%,var(--card-bg, #ffffff) 100%)}.toast-warning .toast-icon{background:#f59e0b;color:#fff}.toast-info{border-left-color:#3b82f6;background:linear-gradient(135deg,rgba(59,130,246,.1) 0%,var(--card-bg, #ffffff) 100%)}.toast-info .toast-icon{background:#3b82f6;color:#fff}.toast-icon{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;font-size:.875rem;font-weight:600;flex-shrink:0}.toast-message{flex:1;font-size:.9rem;color:var(--text-primary, #1e293b);line-height:1.4}.toast-close{background:none;border:none;font-size:1.25rem;color:var(--text-secondary, #64748b);cursor:pointer;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.toast-close:hover{background:#0000001a;color:var(--text-primary, #1e293b)}[data-theme=dark] .toast{background:var(--card-bg, #1e293b);box-shadow:0 10px 25px -5px #0000004d,0 8px 10px -6px #0003}[data-theme=dark] .toast-success{background:linear-gradient(135deg,rgba(16,185,129,.15) 0%,var(--card-bg, #1e293b) 100%)}[data-theme=dark] .toast-error{background:linear-gradient(135deg,rgba(239,68,68,.15) 0%,var(--card-bg, #1e293b) 100%)}[data-theme=dark] .toast-warning{background:linear-gradient(135deg,rgba(245,158,11,.15) 0%,var(--card-bg, #1e293b) 100%)}[data-theme=dark] .toast-info{background:linear-gradient(135deg,rgba(59,130,246,.15) 0%,var(--card-bg, #1e293b) 100%)}@media(max-width:480px){.toast-container{left:1rem;right:1rem;max-width:none}}.app{min-height:100vh;display:flex;flex-direction:column}.loading-fallback{display:flex;justify-content:center;align-items:center;padding:var(--space-8);min-height:200px}.loading-spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.main{flex:1;padding:var(--space-8) 0}.hero{text-align:center;margin-bottom:var(--space-10)}.hero-title{font-size:clamp(1.75rem,5vw,var(--text-4xl));font-weight:800;margin-bottom:var(--space-4);line-height:1.2}.gradient-text{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:var(--text-lg);color:var(--color-text-secondary);max-width:500px;margin:0 auto var(--space-4)}.dynamic-qr-cta{margin-top:var(--space-4)}.dynamic-qr-link{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-3) var(--space-5);background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;font-weight:600;font-size:var(--text-sm);border-radius:var(--radius-full);text-decoration:none;transition:all var(--transition-fast);box-shadow:0 4px 12px #6366f14d}.dynamic-qr-link:hover{transform:translateY(-2px);box-shadow:0 6px 16px #6366f166}.hero-badges{display:flex;justify-content:center;flex-wrap:wrap;gap:var(--space-2)}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);font-size:var(--text-xs);font-weight:500;background:var(--color-bg-secondary);color:var(--color-text-secondary);border-radius:var(--radius-full);border:1px solid var(--color-border)}.badge-new{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border:none}.badge-small{font-size:10px;padding:2px 6px;margin-left:var(--space-2);background:var(--color-secondary);color:#fff;border-radius:var(--radius-sm)}.design-card{animation:fadeIn var(--transition-slow) ease-out}.design-title{display:flex;align-items:center;font-size:var(--text-base);font-weight:600;margin-bottom:var(--space-4);padding-bottom:var(--space-3);border-bottom:1px solid var(--color-border)}.mode-toggle{display:flex;justify-content:center;gap:var(--space-2);margin-bottom:var(--space-6);flex-wrap:wrap}.mode-btn{padding:var(--space-2) var(--space-4);background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-full);font-size:var(--text-sm);font-weight:500;color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast)}.mode-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.mode-btn.active{background:linear-gradient(135deg,var(--color-primary),var(--color-secondary));color:#fff;border-color:transparent}.shortcuts-btn{padding:var(--space-2) var(--space-3)}.batch-section{max-width:600px;margin:0 auto var(--space-8)}.generator-section{margin-bottom:var(--space-8)}.generator-layout{display:grid;grid-template-columns:1fr;gap:var(--space-6)}@media(min-width:1024px){.generator-layout{grid-template-columns:1fr 400px;gap:var(--space-8)}}.generator-form{display:flex;flex-direction:column;gap:var(--space-6)}.form-card{animation:fadeIn var(--transition-slow) ease-out}.form-title{font-size:var(--text-lg);font-weight:600;margin-bottom:var(--space-5);padding-bottom:var(--space-4);border-bottom:1px solid var(--color-border)}.generator-preview{display:flex;flex-direction:column;gap:var(--space-4)}.preview-card{display:flex;flex-direction:column;gap:var(--space-6);position:sticky;top:calc(80px + var(--space-4))}@media(max-width:1023px){.preview-card{position:static}.generator-layout{display:flex;flex-direction:column-reverse}.generator-preview{order:-1}}@media(max-width:640px){.main{padding:var(--space-4) 0}.hero{margin-bottom:var(--space-6)}.hero-subtitle{font-size:var(--text-base)}.card{padding:var(--space-4);border-radius:var(--radius-lg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.loading-skeleton{background:linear-gradient(90deg,var(--color-bg-secondary) 25%,var(--color-bg-tertiary) 50%,var(--color-bg-secondary) 75%);background-size:200% 100%;animation:shimmer 1.5s infinite;border-radius:var(--radius-md)}*:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}@media print{.header,.generator-form,.qr-customizer,.download-buttons,.history,.footer{display:none!important}.generator-preview{width:100%}.qr-preview-wrapper{box-shadow:none;border:1px solid #000}}@media(max-width:768px){.generator-layout{display:flex;flex-direction:column}.generator-form{display:contents}.qr-type-selector,.type-selector{order:1}.form-card{order:2}.generator-preview{order:3;margin:var(--space-4) 0}.design-card{order:4}.qr-customizer{order:5}input[type=text],input[type=url],input[type=email],input[type=tel],input[type=number],select,textarea{min-height:48px;font-size:16px;padding:.75rem 1rem}button,.btn,.download-btn{min-height:48px;padding:.75rem 1rem;font-size:16px}.preview-card{padding:var(--space-4)}.type-selector{gap:.5rem}.type-btn{padding:.5rem;font-size:.75rem}}@media(max-width:480px){.container{padding:0 var(--space-3)}.hero-title{font-size:1.5rem}.dynamic-qr-link{font-size:.8rem;padding:var(--space-2) var(--space-3)}}