.image-tool-site[data-tool=crt] .crt-workspace{display:grid;grid-template-columns:minmax(0,1.65fr) minmax(320px,1fr);gap:24px;align-items:start}
.image-tool-site[data-tool=crt] .crt-preview-column{position:sticky;top:80px;min-width:0}
.image-tool-site[data-tool=crt] .crt-stage{position:relative;display:grid;place-items:center;background:#111827;border-radius:12px;overflow:hidden;min-height:280px}
.image-tool-site[data-tool=crt] .crt-stage :is(img,canvas){display:block;width:100%;height:auto;max-height:calc(100svh - 176px);object-fit:contain}
.image-tool-site[data-tool=crt] .crt-stage #crtOriginal{display:none}
.image-tool-site[data-tool=crt] .crt-stage.show-original :is(#crtCanvas,#crtStatic){display:none!important}
.image-tool-site[data-tool=crt] .crt-stage.show-original #crtOriginal{display:block}
.image-tool-site[data-tool=crt] .crt-stage .image-tag{top:12px;left:12px;z-index:1}
.image-tool-site[data-tool=crt] :is(.crt-preview-hint,.crt-input p,.crt-local){font-size:12px;color:var(--sub);line-height:1.5;margin:8px 0}
.image-tool-site[data-tool=crt] .crt-controls{min-width:0;background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:16px;display:grid;gap:12px}
.image-tool-site[data-tool=crt] .crt-controls button{background:#fff;border:1px solid var(--line);border-radius:8px;min-height:44px;padding:8px 12px;color:var(--ink);font-weight:600;cursor:pointer}
.image-tool-site[data-tool=crt] .crt-controls button:hover:enabled{border-color:var(--accent)}
.image-tool-site[data-tool=crt] .crt-controls button:disabled{opacity:.5;cursor:wait}
.image-tool-site[data-tool=crt] :is(.crt-input,.crt-actions){display:flex;flex-wrap:wrap;gap:8px}
.image-tool-site[data-tool=crt] .crt-input p{width:100%;margin:0}
.image-tool-site[data-tool=crt] .crt-presets{padding:0;margin:0;border:0;min-width:0}
.image-tool-site[data-tool=crt] .crt-presets legend{font-size:14px;font-weight:600;margin-bottom:8px}
.image-tool-site[data-tool=crt] .crt-presets>div{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:6px}
.image-tool-site[data-tool=crt] .crt-presets button{padding:8px 4px;font-size:13px}
.image-tool-site[data-tool=crt] .crt-controls button[aria-pressed=true]{background:#eff6ff;border-color:var(--accent);color:var(--accent)}
.image-tool-site[data-tool=crt] .crt-sliders{display:grid;gap:8px}
.image-tool-site[data-tool=crt] .crt-sliders label{font-size:14px;font-weight:600;min-width:0}
.image-tool-site[data-tool=crt] .crt-sliders output{float:right;color:var(--sub);font-variant-numeric:tabular-nums;font-weight:400}
.image-tool-site[data-tool=crt] .crt-export{display:grid;grid-template-columns:90px minmax(0,1fr);align-items:end;gap:12px;border-top:1px solid var(--line);padding-top:12px}
.image-tool-site[data-tool=crt] .crt-export label{font-size:14px}
.image-tool-site[data-tool=crt] .crt-export select{width:100%;min-height:44px;border:1px solid var(--control-border);border-radius:8px;background:#fff;color:var(--ink);padding:8px;margin-top:4px}
.image-tool-site[data-tool=crt] #downloadButton{background:var(--accent);color:#fff;border-color:var(--accent)}
.image-tool-site[data-tool=crt] :is(.crt-export-meta,.crt-status){font-size:12px;line-height:1.5;margin:0;min-height:36px;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.image-tool-site[data-tool=crt] .crt-copy{max-width:74ch;margin:48px auto;padding:0 20px}
.image-tool-site[data-tool=crt] .crt-copy h2{margin:32px 0 16px}
.image-tool-site[data-tool=crt] .crt-copy li{margin-bottom:12px}
.image-tool-site[data-tool=crt] :is(.crt-copy,.crt-related) a{color:var(--accent);text-decoration:underline;text-underline-offset:3px}
.image-tool-site[data-tool=crt] .crt-faq{max-width:800px;margin:48px auto;padding:0 20px}
.image-tool-site[data-tool=crt] .crt-related{max-width:1160px;margin:48px auto;padding:0 20px}
.image-tool-site[data-tool=crt] .crt-related>a{display:inline-flex;min-height:44px;align-items:center;margin-right:24px}
.image-tool-site[data-tool=crt] :is(#editor,#crtStage){scroll-margin-top:88px}
@media(max-width:860px){
 .image-tool-site[data-tool=crt]{padding-top:0}
 .image-tool-site[data-tool=crt] .image-site-header{position:relative;inset:auto}
 .image-tool-site[data-tool=crt] .crt-workspace{grid-template-columns:1fr;gap:12px}
 .image-tool-site[data-tool=crt] .crt-preview-column{top:0;z-index:10;padding:8px 0;background:#fff}
 .image-tool-site[data-tool=crt] .crt-stage{min-height:0;height:clamp(160px,29svh,280px)}
 .image-tool-site[data-tool=crt] .crt-stage :is(img,canvas){height:100%;max-height:100%;object-fit:contain}
 .image-tool-site[data-tool=crt] .crt-preview-hint{display:none}
 .image-tool-site[data-tool=crt] .crt-editor .hero-description{font-size:14px!important;margin-bottom:12px!important}
 .image-tool-site[data-tool=crt] .crt-editor h1{font-size:28px!important}
}
@media(max-height:500px){.image-tool-site[data-tool=crt] .crt-preview-column{position:static}}

/* Keep five controls and export within reach without shrinking touch targets. */
.image-tool-site[data-tool=crt] .crt-controls{gap:8px}
.image-tool-site[data-tool=crt] .crt-sliders{gap:4px}
.image-tool-site[data-tool=crt] .crt-sliders label{display:grid;grid-template-columns:112px minmax(0,1fr);align-items:center;gap:8px;font-size:13px}
.image-tool-site[data-tool=crt] .crt-sliders output{display:none}
.image-tool-site[data-tool=crt] .crt-sliders .range-pair{grid-template-columns:minmax(0,1fr) 60px}
.image-tool-site[data-tool=crt] .crt-export-meta{min-height:18px}
.image-tool-site[data-tool=crt] .crt-input p{font-size:12px}

/* Single-control examples share the live portrait; read image then explanation. */
.image-tool-site[data-tool=crt] .crt-guide{max-width:1160px;margin:64px auto;padding:0 20px}
.image-tool-site[data-tool=crt] .crt-guide>h2{margin:0 0 16px}
.image-tool-site[data-tool=crt] .crt-guide-intro{max-width:74ch;margin:0 0 32px;color:var(--sub)}
.image-tool-site[data-tool=crt] .crt-guide-row{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:40px;align-items:center;padding:32px 0;border-top:1px solid var(--line)}
.image-tool-site[data-tool=crt] .crt-guide-row:first-of-type{padding-top:0;border-top:0}
.image-tool-site[data-tool=crt] .crt-guide-pair{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.image-tool-site[data-tool=crt] .crt-guide-pair figure{margin:0;min-width:0}
.image-tool-site[data-tool=crt] .crt-guide-pair img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;border-radius:8px;background:var(--soft)}
.image-tool-site[data-tool=crt] .crt-guide-pair figcaption{font-size:13px;color:var(--ink);margin-top:8px}
.image-tool-site[data-tool=crt] .crt-guide-caption{font-size:12px;color:var(--sub);margin:8px 0 0}
.image-tool-site[data-tool=crt] .crt-guide-text{min-width:0}
.image-tool-site[data-tool=crt] .crt-guide-text h3{font-size:20px;line-height:1.35;margin:0 0 16px}
.image-tool-site[data-tool=crt] .crt-guide-text p{margin:0;line-height:1.65}
@media(max-width:860px){
 .image-tool-site[data-tool=crt] .crt-guide-row{grid-template-columns:1fr;gap:24px;padding:32px 0}
 .image-tool-site[data-tool=crt] .crt-guide{margin:48px auto}
}

.image-tool-site[data-tool=crt] .crt-related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:24px}
.image-tool-site[data-tool=crt] .crt-related-grid article{min-width:0}
.image-tool-site[data-tool=crt] .crt-related-grid a{display:block;color:var(--ink);text-decoration:none}
.image-tool-site[data-tool=crt] .crt-related-grid img{display:block;width:100%;height:auto;aspect-ratio:3/2;object-fit:contain;border-radius:8px;background:var(--soft)}
.image-tool-site[data-tool=crt] .crt-related-grid h3{font-size:20px;line-height:1.35;margin:16px 0 8px}
.image-tool-site[data-tool=crt] .crt-related-grid p{font-size:14px;line-height:1.6;color:var(--sub);margin:0}
.image-tool-site[data-tool=crt] .crt-related-grid a:hover h3,.image-tool-site[data-tool=crt] .crt-related-grid a:focus-visible h3{text-decoration:underline;text-underline-offset:3px}
.image-tool-site[data-tool=crt] .crt-related-grid a:focus-visible{outline:2px solid var(--accent);outline-offset:4px;border-radius:8px}
@media(max-width:860px){.image-tool-site[data-tool=crt] .crt-related-grid{grid-template-columns:1fr;gap:32px}}