:root{--bg-primary: #FFFFFF;--bg-secondary: #F8F9FC;--bg-tertiary: #F0F1F5;--bg-elevated: #FFFFFF;--text-primary: #1A1D26;--text-secondary: #6B7280;--text-tertiary: #9CA3AF;--text-inverse: #FFFFFF;--accent: #6C5CE7;--accent-hover: #5A4BD1;--accent-active: #4C3DB8;--accent-light: #EDE9FE;--accent-lighter: #F5F3FF;--accent-gradient: linear-gradient(135deg, #6C5CE7, #A78BFA);--accent-gradient-hover: linear-gradient(135deg, #5A4BD1, #8B5CF6);--success: #10B981;--success-light: #D1FAE5;--error: #EF4444;--error-light: #FEE2E2;--warning: #F59E0B;--warning-light: #FEF3C7;--info: #3B82F6;--info-light: #DBEAFE;--border: #E5E7EB;--border-hover: #D1D5DB;--border-focus: var(--accent);--divider: #F3F4F6;--shadow-xs: 0 1px 2px rgba(0, 0, 0, .04);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .06), 0 1px 2px rgba(0, 0, 0, .04);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .06), 0 2px 4px -2px rgba(0, 0, 0, .04);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .06), 0 4px 6px -4px rgba(0, 0, 0, .04);--shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, .06), 0 8px 10px -6px rgba(0, 0, 0, .04);--shadow-accent: 0 4px 14px rgba(108, 92, 231, .25);--shadow-accent-lg: 0 8px 24px rgba(108, 92, 231, .3);--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;--space-20: 5rem;--space-24: 6rem;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--radius-xl: 16px;--radius-2xl: 24px;--radius-full: 9999px;--transition-fast: .15s ease;--transition-base: .25s ease;--transition-slow: .35s ease;--transition-spring: .3s cubic-bezier(.34, 1.56, .64, 1);--max-width: 1200px;--max-width-narrow: 960px;--navbar-height: 64px;--z-dropdown: 100;--z-navbar: 200;--z-modal: 300;--z-toast: 400;--z-tooltip: 500}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;-moz-text-size-adjust:100%;text-size-adjust:100%;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:1rem;line-height:1.6;color:var(--text-primary);background-color:var(--bg-primary);min-height:100vh;overflow-y:scroll}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit;color:inherit}a{color:var(--accent);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--accent-hover)}button{cursor:pointer;border:none;background:none}ul,ol{list-style:none}.container{width:100%;max-width:var(--max-width);margin-inline:auto;padding-inline:var(--space-6)}.container--narrow{max-width:var(--max-width-narrow)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes fadeInUp{0%{opacity:0}to{opacity:1}}@keyframes titleReveal{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInRight{0%{opacity:0;transform:translate(24px)}to{opacity:1;transform:translate(0)}}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}@keyframes glow{0%,to{box-shadow:0 0 12px #6c5ce74d}50%{box-shadow:0 0 24px #6c5ce780}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-6px)}}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:var(--bg-secondary)}::-webkit-scrollbar-thumb{background:var(--border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--text-tertiary)}::selection{background:var(--accent-light);color:var(--accent)}h1,h2,h3,h4,h5,h6{font-weight:700;line-height:1.2;color:var(--text-primary);letter-spacing:-.02em}h1{font-size:clamp(2rem,5vw,3.5rem);font-weight:800;letter-spacing:-.03em}h2{font-size:clamp(1.5rem,3.5vw,2.5rem)}h3{font-size:clamp(1.25rem,2.5vw,1.75rem)}h4{font-size:1.25rem}h5{font-size:1.125rem;font-weight:600}h6{font-size:1rem;font-weight:600}.text-lg{font-size:1.125rem;line-height:1.7}.text-base{font-size:1rem;line-height:1.6}.text-sm{font-size:.875rem;line-height:1.5}.text-xs{font-size:.75rem;line-height:1.4}.font-normal{font-weight:400}.font-medium{font-weight:500}.font-semibold{font-weight:600}.font-bold{font-weight:700}.font-extrabold{font-weight:800}.text-gradient{background:var(--accent-gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.text-muted{color:var(--text-secondary)}.text-accent{color:var(--accent)}.label{font-size:.6875rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}p+p{margin-top:var(--space-4)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:var(--space-3) var(--space-6);font-size:.9375rem;font-weight:600;line-height:1;border-radius:var(--radius-md);transition:all var(--transition-fast);white-space:nowrap;user-select:none;position:relative;overflow:hidden}.btn:disabled{opacity:.5;cursor:not-allowed;pointer-events:none}.btn-primary{background:var(--accent-gradient);color:var(--text-inverse);box-shadow:var(--shadow-accent)}.btn-primary:hover{background:var(--accent-gradient-hover);box-shadow:var(--shadow-accent-lg);transform:translateY(-1px);color:var(--text-inverse)}.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-sm)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1.5px solid var(--border)}.btn-secondary:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-lighter)}.btn-ghost{background:transparent;color:var(--text-secondary)}.btn-ghost:hover{background:var(--bg-secondary);color:var(--text-primary)}.btn-danger{background:var(--error);color:var(--text-inverse)}.btn-danger:hover{background:#dc2626;box-shadow:0 4px 14px #ef444440;transform:translateY(-1px)}.btn-sm{padding:var(--space-2) var(--space-4);font-size:.8125rem;border-radius:var(--radius-sm)}.btn-lg{padding:var(--space-4) var(--space-8);font-size:1.0625rem;border-radius:var(--radius-lg)}.btn-xl{padding:var(--space-5) var(--space-10);font-size:1.125rem;border-radius:var(--radius-lg)}.btn-glow{animation:glow 2.5s ease-in-out infinite}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);padding:var(--space-8);transition:all var(--transition-base)}.card:hover{box-shadow:var(--shadow-lg);border-color:var(--border-hover)}.card--highlighted{border-color:var(--accent);border-width:2px;box-shadow:var(--shadow-accent);position:relative}.badge{display:inline-flex;align-items:center;gap:var(--space-1);padding:var(--space-1) var(--space-3);font-size:.6875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;border-radius:var(--radius-full);line-height:1.4}.badge-accent{background:var(--accent-gradient);color:var(--text-inverse)}.badge-success{background:var(--success-light);color:var(--success)}.badge-warning{background:var(--warning-light);color:var(--warning)}.input{width:100%;padding:var(--space-3) var(--space-4);font-size:.9375rem;background:var(--bg-primary);border:1.5px solid var(--border);border-radius:var(--radius-md);transition:all var(--transition-fast);outline:none}.input:hover{border-color:var(--border-hover)}.input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-light)}.select{appearance:none;width:100%;padding:var(--space-3) var(--space-4);padding-right:var(--space-10);font-size:.9375rem;font-weight:500;background:var(--bg-primary);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%236B7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right var(--space-3) center;border:1.5px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);outline:none}.select:hover{border-color:var(--border-hover)}.select:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-light)}.divider{height:1px;background:var(--divider);border:none;margin:var(--space-8) 0}.section{padding:var(--space-20) 0}.section--alt{background:var(--bg-secondary)}.section-header{text-align:center;max-width:640px;margin-inline:auto;margin-bottom:var(--space-12);animation:fadeInUp .8s ease-out backwards}.section-header p{margin-top:var(--space-4);color:var(--text-secondary);font-size:1.125rem}.toast-container{position:fixed;top:calc(var(--navbar-height) + var(--space-4));right:var(--space-4);z-index:var(--z-toast);display:flex;flex-direction:column;gap:var(--space-3);pointer-events:none}.toast{pointer-events:auto;display:flex;align-items:center;gap:var(--space-3);padding:var(--space-4) var(--space-5);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);animation:slideInRight var(--transition-base) ease-out;min-width:320px;max-width:480px}.toast--success{border-left:3px solid var(--success)}.toast--error{border-left:3px solid var(--error)}.toast--warning{border-left:3px solid var(--warning)}.toast--info{border-left:3px solid var(--info)}.skeleton{background:linear-gradient(90deg,var(--bg-tertiary) 25%,var(--bg-secondary) 50%,var(--bg-tertiary) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}@media(max-width:768px){.section{padding:var(--space-12) 0}.card{padding:var(--space-6)}.hide-mobile{display:none!important}}@media(max-width:769px){.hide-desktop{display:none!important}}.upload-canvas{max-width:680px;margin-inline:auto}.result-viewer{display:flex;flex-direction:column;gap:var(--space-8);animation:fadeIn var(--transition-base)}.result-viewer__comparison{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-6)}.result-viewer__image-card{position:relative;background:var(--bg-tertiary);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:transform var(--transition-base)}.result-viewer__image-card:hover{transform:translateY(-2px)}.result-viewer__label{position:absolute;top:var(--space-3);left:var(--space-3);z-index:2;font-size:.625rem;font-weight:800;text-transform:uppercase;letter-spacing:.1em;padding:var(--space-1) var(--space-2);background:#0009;color:#fff;border-radius:var(--radius-sm);backdrop-filter:blur(4px)}.result-viewer__label--accent{background:var(--accent)}.result-viewer__image-container{aspect-ratio:4 / 3;display:flex;align-items:center;justify-content:center;padding:0;position:relative}.result-viewer__checkerboard{background-image:linear-gradient(45deg,var(--bg-secondary) 25%,transparent 25%),linear-gradient(-45deg,var(--bg-secondary) 25%,transparent 25%),linear-gradient(45deg,transparent 75%,var(--bg-secondary) 75%),linear-gradient(-45deg,transparent 75%,var(--bg-secondary) 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px}.result-viewer__image{width:100%;height:100%;object-fit:contain;transition:transform .5s ease}.result-viewer__actions{display:flex;justify-content:space-between;align-items:center;gap:var(--space-6);padding:var(--space-6);background:var(--bg-secondary);border-radius:var(--radius-xl);border:1px solid var(--border)}.result-viewer__btn-group{display:flex;gap:var(--space-4)}@media(max-width:768px){.result-viewer__comparison{grid-template-columns:1fr}.result-viewer__actions{flex-direction:column;text-align:center}.result-viewer__btn-group{width:100%;flex-direction:column-reverse}.result-viewer__btn-group .btn{width:100%}}.ba-slider{position:relative;width:100%;aspect-ratio:16 / 10;cursor:ew-resize;overflow:hidden;background:var(--bg-tertiary);user-select:none}.ba-slider__before,.ba-slider__after{position:absolute;inset:0}.ba-slider__placeholder{width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-3)}.ba-slider__placeholder--before{background:linear-gradient(135deg,#e2e8f0,#cbd5e1,#94a3b8 60%,#64748b)}.ba-slider__placeholder--after{background-image:linear-gradient(45deg,#E5E7EB 25%,transparent 25%),linear-gradient(-45deg,#E5E7EB 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#E5E7EB 75%),linear-gradient(-45deg,transparent 75%,#E5E7EB 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0px;background-color:#fff}.ba-slider__placeholder-icon{font-size:3rem;opacity:.7}.ba-slider__placeholder-text{font-size:.875rem;font-weight:600;color:var(--text-secondary);background:#fffc;padding:var(--space-1) var(--space-3);border-radius:var(--radius-full)}.ba-slider__handle{position:absolute;top:0;bottom:0;width:3px;transform:translate(-50%);z-index:10;pointer-events:none}.ba-slider__line{position:absolute;inset:0;background:#fff;box-shadow:0 0 8px #0000004d}.ba-slider__thumb{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:44px;height:44px;background:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 2px 12px #0003;color:var(--text-primary);transition:transform var(--transition-fast),box-shadow var(--transition-fast);pointer-events:none}.ba-slider__thumb--active{transform:translate(-50%,-50%) scale(1.1);box-shadow:0 4px 20px #0000004d}.ba-slider__label{position:absolute;bottom:var(--space-4);padding:var(--space-1) var(--space-3);background:#0009;color:#fff;font-size:.75rem;font-weight:600;border-radius:var(--radius-full);pointer-events:none}.ba-slider__label--before{left:var(--space-4)}.ba-slider__label--after{right:var(--space-4)}.payg{display:flex;flex-direction:column;gap:var(--space-5)}.payg__price{display:flex;flex-direction:column;gap:var(--space-1)}.payg__amount{font-size:2.5rem;font-weight:800;letter-spacing:-.03em;color:var(--text-primary)}.payg__credits{font-size:.9375rem;color:var(--text-secondary)}.payg__per-credit{font-size:.8125rem;color:var(--text-tertiary)}.payg__buy-btn{width:100%}.payg__custom-select{position:relative;width:100%;user-select:none}.payg__select-trigger{display:flex;align-items:center;justify-content:space-between;width:100%;padding:var(--space-2) var(--space-4);background:var(--bg-primary);border:1px solid var(--border);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);color:var(--text-primary)}.payg__select-trigger:hover{border-color:var(--border-hover)}.payg__select-trigger-content{display:flex;flex-direction:column}.payg__select-label{font-size:.75rem;color:var(--info);margin-bottom:2px}.payg__select-value{font-size:1.0625rem;color:var(--text-primary)}.payg__select-icon{color:var(--text-secondary);transition:transform var(--transition-fast)}.payg__select-icon.open{transform:rotate(180deg)}.payg__select-menu{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xl);z-index:var(--z-dropdown);animation:fadeIn .15s ease-out}.payg__select-menu-inner{padding:var(--space-2);display:flex;flex-direction:column;gap:var(--space-1)}.payg__select-option{display:flex;align-items:flex-start;gap:var(--space-3);padding:var(--space-2) var(--space-3);cursor:pointer;border-radius:var(--radius-md);transition:background var(--transition-fast)}.payg__select-option:hover{background:var(--bg-secondary)}.payg__select-option-icon{width:16px;height:16px;flex-shrink:0;margin-top:2px;color:var(--text-primary)}.payg__select-option-text{display:flex;flex-direction:column}.payg__select-option-title{font-weight:600;color:var(--text-primary);font-size:.8125rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.payg__select-option-subtitle{font-size:.875rem;color:var(--text-tertiary)}.credit-panel{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-xl);padding:var(--space-8);margin-bottom:var(--space-8)}.credit-panel__grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-8);align-items:center}.credit-panel__main{text-align:center}.credit-panel__number{font-size:4rem;font-weight:800;color:var(--accent);letter-spacing:-.03em;line-height:1}.credit-panel__label{font-size:.9375rem;color:var(--text-secondary);margin-top:var(--space-2);margin-bottom:var(--space-4)}.credit-panel__bar-wrapper{display:flex;flex-direction:column;gap:var(--space-2)}.credit-panel__bar{height:8px;background:var(--bg-tertiary);border-radius:var(--radius-full);overflow:hidden}.credit-panel__bar-fill{height:100%;background:var(--accent-gradient);border-radius:var(--radius-full);transition:width var(--transition-slow)}.credit-panel__bar-text{font-size:.75rem;color:var(--text-tertiary)}.credit-panel__info{display:flex;flex-direction:column;gap:var(--space-4)}.credit-panel__info-row{display:flex;justify-content:space-between;align-items:center;padding:var(--space-3) 0;border-bottom:1px solid var(--divider)}.credit-panel__info-label{font-size:.875rem;color:var(--text-secondary)}.credit-panel__info-value{font-size:.875rem;font-weight:600}.credit-panel__plan-badge{display:inline-block;padding:var(--space-1) var(--space-3);background:var(--accent-light);color:var(--accent);font-size:.75rem;font-weight:700;border-radius:var(--radius-full);text-transform:uppercase}.tx-empty{text-align:center;padding:var(--space-12) var(--space-6);color:var(--text-tertiary)}.tx-empty__icon{font-size:2.5rem;margin-bottom:var(--space-4)}.tx-empty__text{font-size:1rem;font-weight:600;color:var(--text-secondary);margin-bottom:var(--space-2)}.tx-empty__hint{font-size:.875rem}.tx-table{width:100%;border-collapse:collapse;font-size:.875rem}.tx-tabs{display:flex;gap:var(--space-4);margin-bottom:var(--space-6);border-bottom:1px solid var(--border);padding-bottom:var(--space-2)}.tx-tab{background:none;border:none;font-size:1rem;font-weight:600;color:var(--text-secondary);cursor:pointer;padding:var(--space-2) var(--space-4);position:relative;transition:color var(--transition-fast)}.tx-tab:hover{color:var(--text-primary)}.tx-tab--active{color:var(--accent)}.tx-tab--active:after{content:"";position:absolute;bottom:calc(var(--space-2) * -1 - 1px);left:0;right:0;height:3px;background:var(--accent);border-radius:2px 2px 0 0}.tx-pagination{display:flex;align-items:center;justify-content:space-between;padding-top:var(--space-6);margin-top:var(--space-6);border-top:1px solid var(--divider);flex-wrap:wrap;gap:var(--space-4)}.tx-pagination__info{font-size:.875rem;color:var(--text-secondary)}.tx-pagination__controls{display:flex;align-items:center;gap:var(--space-6);flex-wrap:wrap}.tx-pagination__size{appearance:none;padding:var(--space-1) var(--space-2);padding-right:var(--space-8);height:auto;font-size:.875rem;background:var(--bg-primary);border:1.5px solid var(--border);border-radius:var(--radius-sm);cursor:pointer}.tx-pagination__jump{display:flex;align-items:center;gap:var(--space-2);font-size:.875rem}.tx-pagination__jump input{width:60px;text-align:center;padding:var(--space-1) var(--space-2);font-size:.875rem;background:var(--bg-primary);border:1.5px solid var(--border);border-radius:var(--radius-sm);outline:none}.tx-pagination__jump input:focus{border-color:var(--border-focus);box-shadow:0 0 0 3px var(--accent-light)}.tx-pagination__arrows{display:flex;align-items:center;gap:var(--space-3)}.tx-pagination__page-num{font-size:.875rem;font-weight:600}.tx-table thead th{text-align:left;padding:var(--space-3) var(--space-4);font-weight:600;color:var(--text-secondary);font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;border-bottom:2px solid var(--border)}.tx-row td{padding:var(--space-4);border-bottom:1px 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td{padding:var(--space-2) var(--space-3)}}.upload-canvas{width:100%;border:2px dashed var(--border);border-radius:var(--radius-2xl);background:var(--bg-secondary);padding:var(--space-16) var(--space-6);text-align:center;transition:all var(--transition-base);cursor:pointer;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-6)}.upload-canvas:hover{background:var(--bg-elevated);border-color:var(--accent-light)}.upload-canvas--dragging{background:var(--accent-lighter);border-color:var(--accent);transform:scale(1.02)}.upload-canvas--loading{cursor:not-allowed;opacity:.8;border-style:solid;border-color:var(--accent-light)}.upload-canvas__input{display:none}.upload-canvas__icon{width:80px;height:80px;background:var(--bg-elevated);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-md);margin-inline:auto}.spin-animation{animation:spin 1s linear 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