:root{color-scheme:light;--bg:#f6f7f9;--surface:#fff;--surface-2:#f4f5f7;--bg-soft:#fafbfc;--text:#303846;--heading:#18212e;--muted:#536174;--line:#dce1e8;--line-strong:#bbc5d2;--accent:#3659d9;--accent-strong:#2846b3;--accent-soft:#edf1ff;--accent-ink:#fff;--danger:#a93028;--danger-soft:#fff0ee;--radius-lg:14px;--radius-xl:16px;--shadow:none;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:15px;line-height:1.6}button,input,select,textarea{font:inherit}button,a,input,select,textarea{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}p,h1,h2,h3,ul,ol,figure{margin:0}h1,h2,h3{color:var(--heading);line-height:1.25}h1{font-size:34px;font-weight:720;letter-spacing:-.05em}h2{font-size:22px;font-weight:650;letter-spacing:-.035em}h3{font-size:17px;font-weight:650}svg,img,canvas{max-width:100%}.icon{width:24px;height:24px;flex:none}button:disabled{opacity:.55;cursor:not-allowed}:focus-visible{outline:3px solid var(--accent);outline-offset:4px}[hidden]{display:none!important}.container{width:calc(100% - 48px);max-width:1080px;margin-inline:auto}.site-main{min-height:calc(100vh - 180px);padding-bottom:40px}.skip-link{position:absolute;left:16px;top:-100px;z-index:20;padding:10px 16px;background:var(--surface);color:var(--accent);border:2px solid}.skip-link:focus{top:8px}.site-header{background:var(--surface);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;gap:28px;min-height:64px;position:relative}.brand{display:inline-flex;align-items:center;gap:9px;min-height:48px;flex:none}.brand img{width:32px;height:32px}.brand-name{font-size:22px;color:var(--heading);font-weight:750;letter-spacing:-.05em}.header-nav{display:flex;align-items:center;gap:20px;flex:1}.nav-link{font-size:14px;display:inline-flex;align-items:center;min-height:48px;color:var(--muted)}.nav-link:hover,.nav-link[aria-current=page]{color:var(--accent)}.header-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.language-switch{display:flex;border:1px solid var(--line);border-radius:8px;padding:2px;font-size:12px;font-weight:650}.language-switch a{display:flex;align-items:center;justify-content:center;min-height:40px;min-width:38px;border-radius:5px}.language-switch [aria-current=page]{color:var(--accent);background:var(--accent-soft)}.menu-toggle{display:none;background:transparent;border:1px solid var(--line);border-radius:8px;min-height:44px;padding:8px 12px;color:var(--heading)}.hero{padding:34px 0 24px}.hero p{color:var(--muted);max-width:740px;margin-top:10px}.eyebrow{font-size:12px;font-weight:600;color:var(--muted)}.breadcrumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted);margin-bottom:12px}.breadcrumbs a{min-height:30px;display:inline-flex;align-items:center}.breadcrumbs a:hover{text-decoration:underline}.section{padding-top:28px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px}.text-link{display:inline-flex;align-items:center;min-height:44px;color:var(--accent);font-size:14px}.category-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.category-card{display:grid;grid-template-columns:36px minmax(0,1fr) 20px;align-items:center;gap:12px;padding:16px;background:var(--surface);border:1px solid var(--line);border-radius:12px}.category-card:hover{border-color:var(--accent)}.category-card .category-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:9px;color:var(--accent);background:var(--accent-soft)}.category-card strong{color:var(--heading);font-size:15px;font-weight:650}.category-card p{font-size:12px;color:var(--muted);line-height:1.5;margin-top:3px}.category-card .arrow{width:18px;color:var(--muted)}.color-teal .category-icon{background:#e4f4f0;color:#187763}.color-violet .category-icon{background:#f0ebfa;color:#7851b2}.color-amber .category-icon{background:#fcf0db;color:#8a621b}.color-coral .category-icon{background:#fce9e5;color:#ad4635}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:4px 12px}.tool-card{display:grid;grid-template-columns:24px minmax(0,1fr);gap:12px;align-items:start;min-width:0;padding:13px 12px;border:1px solid transparent;border-radius:10px}.tool-card .icon{color:var(--accent);width:22px;height:22px;margin-top:3px}.tool-card strong{display:block;color:var(--heading);font-size:14px;font-weight:650;line-height:1.4}.tool-card p{font-size:12px;color:var(--muted);line-height:1.5;margin-top:4px}.tool-card:hover{border-color:var(--line);background:var(--surface)}.group{border-top:1px solid var(--line);padding-top:16px;margin-top:18px}.group-head{display:flex;align-items:baseline;gap:8px;margin-bottom:8px}.group-head h2{font-size:16px}.group-head span{font-size:12px;color:var(--muted)}.tool-search{display:grid;gap:7px;max-width:640px;margin:0 0 18px}.tool-search label{font-size:13px;font-weight:600}.search-field{position:relative}.search-field>.icon{position:absolute;top:14px;left:14px;width:20px;height:20px;color:var(--muted)}.search-field input{padding-left:44px;padding-right:52px}.search-clear{position:absolute;right:3px;top:3px;width:42px;height:42px;border:0;background:transparent;border-radius:8px;color:var(--muted);font-size:22px}.search-status{font-size:13px;color:var(--muted);min-height:21px}.filters{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:8px}.filter{display:inline-flex;align-items:center;min-height:44px;border:1px solid var(--line);border-radius:8px;background:var(--surface);padding:8px 12px;font-size:13px;color:var(--muted)}.filter[aria-pressed=true]{color:var(--accent);border-color:var(--accent);background:var(--accent-soft)}.local-note{display:flex;align-items:center;gap:8px;padding-top:22px;font-size:13px;color:var(--muted)}.local-note .icon{width:18px;height:18px}.tool-layout{max-width:900px}.tool-shell{padding:24px;background:var(--surface);border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:14px;min-width:0}.tool-shell form,.tool-fields{min-width:0}.tool-shell>h2{margin-bottom:12px}.privacy-strip{font-size:12px;color:var(--muted);margin-bottom:14px}.field{display:grid;align-content:start;gap:6px;min-width:0;margin-bottom:14px}.field label,.field-label{font-size:14px;font-weight:600;color:var(--heading)}.input,.field input:not([type=checkbox]):not([type=radio]):not([type=range]),.field select,.field textarea{width:100%;min-width:0;border:1px solid var(--line-strong);border-radius:8px;background:var(--surface);color:var(--heading);padding:11px 12px;min-height:48px;font-size:16px}.input:focus{border-color:var(--accent)}textarea.input{resize:vertical;line-height:1.55;min-height:120px;display:block}textarea[readonly]{background:var(--bg-soft);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-size:14px}.input[type=file]{font-size:14px;padding:8px}.input[type=file]::file-selector-button{border:0;border-radius:5px;min-height:32px;padding:5px 10px;margin-right:10px;background:var(--accent-soft);color:var(--accent-strong);font:inherit;cursor:pointer}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px 18px;margin-top:14px}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.form-grid>.field{margin-bottom:0}.form-grid>.form-row{grid-column:1/-1}.help-text,.field small{font-size:12px;line-height:1.6;color:var(--muted);overflow-wrap:anywhere}.checks{margin:0 0 18px;padding:12px 16px;border:1px solid var(--line);border-radius:8px;display:flex;gap:8px 20px;flex-wrap:wrap}.checks legend{font-size:13px;font-weight:600;padding:0 4px}.check,.check-label,.checks label{display:flex;align-items:center;gap:8px;min-height:44px;font-size:14px}.check input,.check-label input,.checks input{width:18px;height:18px;accent-color:var(--accent);flex:none}.actions,.cta-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:18px}.btn,.ghost-btn,.icon-btn,.reset-btn,.choose-file{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;border-radius:8px;padding:10px 16px;border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:600;font-size:14px;line-height:1.5;touch-action:manipulation;overflow-wrap:anywhere}.btn:hover{background:var(--accent-strong)}.ghost-btn,.reset-btn{border-color:var(--line-strong);background:var(--surface);color:var(--text)}.ghost-btn:hover,.reset-btn:hover{background:var(--bg-soft)}.icon-btn{width:44px;min-width:44px;min-height:44px;height:44px;padding:6px;background:var(--surface);color:var(--muted);border-color:var(--line)}.status{display:none;margin-top:12px;padding:9px 12px;background:var(--bg-soft);border:1px solid var(--line);border-radius:8px;font-size:14px;overflow-wrap:anywhere}.status.is-visible,[data-status]:not(:empty){display:block}.status.is-error,[data-status][data-error=true]{color:var(--danger);background:var(--danger-soft);border:1px solid #f3ccc8}.output-panel,.result-panel,[data-result]{margin-top:18px;display:grid;gap:10px}.result-panel .btn{word-break:break-word}.preview{margin:14px 0;max-width:100%;display:grid;justify-items:start;gap:6px}.preview img,.preview canvas,[data-result-image]{max-width:100%;height:auto;max-height:320px;object-fit:contain;display:block;border-radius:8px;background:var(--bg-soft)}.color-preview{width:100%;height:32px;border:1px solid var(--line);border-radius:8px;margin-top:12px}.dropzone{display:flex;align-items:center;justify-content:space-between;gap:18px;border:1px dashed var(--line-strong);background:var(--bg-soft);border-radius:10px;padding:22px;min-height:124px;cursor:pointer}.dropzone.is-dragover,.dropzone.is-dragging{border-color:var(--accent);background:var(--accent-soft)}.dropzone strong{display:block;color:var(--heading);font-size:16px}.dropzone span{display:block;font-size:13px;color:var(--muted);margin-top:4px}.dropzone small{display:block;font-size:12px;color:var(--muted)}.queue{display:grid;gap:8px;margin-top:12px}.queue-item{display:flex;align-items:center;justify-content:space-between;gap:12px;border:1px solid var(--line);border-radius:8px;padding:12px}.queue-main{min-width:0;flex:1}.queue-main strong{display:block;font-size:14px;overflow-wrap:anywhere;line-height:1.4}.queue-main span{font-size:12px;color:var(--muted)}.queue-actions{display:flex;gap:6px;flex:none}.segmented{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.segmented button{min-height:48px;padding:8px 14px;border:1px solid var(--line-strong);border-radius:8px;background:var(--surface);font-size:14px;color:var(--text)}.segmented button.is-active,.segmented button[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent);color:var(--accent-strong)}.tool-help,.faq,.related{margin-top:20px;border-top:1px solid var(--line)}details{min-width:0}summary{min-height:48px;display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;font-size:14px;font-weight:600;color:var(--heading);list-style:none}summary:after{content:"+";font-size:20px;color:var(--muted)}details[open]>summary:after{content:"\2212"}summary::-webkit-details-marker{display:none}details p{padding:0 0 14px;color:var(--muted);font-size:14px}details ol,details ul{padding:0 0 16px 24px;font-size:14px}.faq h2,.related h2{font-size:18px;margin:18px 0 6px}.faq-item{border-bottom:1px solid var(--line)}.tool-options{border-top:1px solid var(--line);margin-top:12px}.feature-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px}.feature-heading{margin-bottom:14px}.feature-heading h2{font-size:18px}.feature-overline{font-size:12px;color:var(--muted)}.feature-heading p{font-size:13px;color:var(--muted)}.feature-heading .feature-indicator,.feature-identity-icon,.upload-glyph,.feature-privacy,.feature-actions .btn>span:last-child,.feature-actions .btn svg{display:none}.featured-dropzone{min-height:180px;flex-direction:column;justify-content:center;text-align:center}.featured-dropzone .choose-file{background:var(--accent);color:#fff}.margin-presets{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;margin-top:10px}.margin-presets button{border:1px solid var(--line);background:var(--surface);color:var(--heading);border-radius:8px;padding:9px;display:flex;flex-direction:column;align-items:center;min-height:60px;justify-content:center}.margin-presets button[aria-pressed=true]{border-color:var(--accent);background:var(--accent-soft)}.margin-presets svg{display:none}.margin-presets strong{font-size:13px}.margin-presets small{font-size:12px;color:var(--muted)}.feature-settings .setting-title{font-size:14px;font-weight:600}.setting-note{font-size:12px;color:var(--muted)}.feature-custom,.feature-advanced{margin-top:10px}.feature-custom .field{margin-top:8px}.content-page{max-width:780px}.article{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:12px}.article p,.article li{font-size:15px;line-height:1.8;color:var(--text)}.article h2{font-size:21px;margin:24px 0 10px}.article h2:first-child{margin-top:0}.article p+p{margin-top:12px}.article ol,.article ul{padding-left:24px}.article li+li{margin-top:8px}.article a:not(.btn){color:var(--accent);text-decoration:underline;text-underline-offset:3px}.guide-list{display:grid;gap:0;border-top:1px solid var(--line)}.guide-link{display:flex;align-items:center;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);min-height:60px;padding:12px 0}.guide-link:hover strong{color:var(--accent)}.guide-link strong{font-size:14px}.guide-link p{font-size:12px;color:var(--muted);margin-top:3px}.site-footer{border-top:1px solid var(--line);padding:18px 0;background:var(--surface)}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}.footer-copy strong{color:var(--heading);font-size:15px}.footer-copy p{color:var(--muted);font-size:12px}.footer-links{display:flex;flex-wrap:wrap;gap:0 16px}.footer-links a{display:flex;align-items:center;min-height:44px;font-size:12px;color:var(--muted)}.footer-links a:hover{color:var(--accent)}.language-home{max-width:480px;margin:10vh auto 0;text-align:center}.language-home .brand{justify-content:center}.language-home h1{margin:20px 0 14px;font-size:30px}.language-home p{font-size:14px;color:var(--muted)}.language-options{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:24px}.language-options a{min-height:64px;border:1px solid var(--line);border-radius:12px;background:var(--surface);display:grid;align-content:center;gap:2px;font-weight:650}.language-options a:hover{border-color:var(--accent)}.language-options span{font-size:12px;color:var(--muted);font-weight:400}.noscript{padding:12px;margin-block:12px;border:1px solid var(--line);border-radius:8px;background:var(--surface);font-size:14px}.form-field{display:grid;gap:6px;min-width:0;align-content:start}.form-field>label{font-size:14px;font-weight:600;color:var(--heading)}.tool-shell select{width:100%;min-width:0;min-height:48px;padding:11px 12px;border:1px solid var(--line-strong);border-radius:8px;background:var(--surface);color:var(--heading);font-size:16px}.tool-shell input:not([type=checkbox]):not([type=radio]):not([type=file]):not([type=range]){font-size:16px}@media(min-width:1400px){.container{max-width:1120px}.tool-layout{max-width:900px}.content-page{max-width:780px}}@media(max-width:900px){.tool-grid,.category-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.header-inner{gap:20px}.header-nav{gap:16px}.feature-columns{grid-template-columns:1fr}}@media(max-width:640px){.container{width:calc(100% - 32px)}.header-inner{min-height:60px;gap:10px}.brand-name{font-size:21px}.brand img{width:30px;height:30px}.header-actions{gap:6px}.language-switch a{min-width:32px}.menu-toggle{display:inline-flex;align-items:center;justify-content:center}.header-nav{display:none;position:absolute;top:60px;left:-16px;right:-16px;padding:8px 16px;background:var(--surface);border-bottom:1px solid var(--line);z-index:10;gap:0;flex-direction:column;align-items:stretch}.site-header.is-open .header-nav{display:flex}.nav-link{min-height:48px}.hero{padding:22px 0 18px}h1{font-size:28px}.hero p{font-size:14px;line-height:1.65}.category-grid,.tool-grid{grid-template-columns:minmax(0,1fr)}.category-card{padding:13px 14px;min-height:86px}.category-card p{font-size:13px}.tool-card{padding:12px 8px;min-height:70px}.tool-card strong{font-size:15px}.tool-card p{font-size:13px}.section{padding-top:22px}.section-head h2{font-size:20px}.section-head .text-link{font-size:13px}.tool-shell{padding:16px}.form-row,.form-grid{grid-template-columns:minmax(0,1fr);gap:12px}.field{margin-bottom:12px}.actions,.cta-row{display:grid;grid-template-columns:minmax(0,1fr);gap:8px}.actions .btn,.actions .ghost-btn,.cta-row .btn,.cta-row .ghost-btn{width:100%}.dropzone{flex-direction:column;text-align:center;align-items:stretch;padding:18px;min-height:150px}.dropzone-actions,.dropzone-actions .btn{width:100%}.queue-item{flex-direction:column;align-items:stretch}.queue-actions{justify-content:flex-end}.checks{display:grid;grid-template-columns:1fr;gap:0}.footer-inner{flex-direction:column;align-items:flex-start;gap:8px}.footer-links{gap:0 18px}.article{padding:18px}.article h2{font-size:20px}.filters{gap:6px}.filter{font-size:12px;padding:8px 10px}.language-home{margin-top:8vh}.language-options{grid-template-columns:1fr}.result-panel .btn{max-width:100%}.tool-shell .btn,.tool-shell .ghost-btn{white-space:normal}.preview{width:100%}.feature-columns{gap:14px}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}