:root{color-scheme:light;--ink:#182840;--muted:#657186;--line:#e0e5ec;--orange:#c26022;--orange-dark:#a34d16;--pale:#fff4ea;--paper:#fff;--bg:#f7f8fa;--radius:12px;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Noto Sans JP",Meiryo,sans-serif;font-size:16px;line-height:1.75;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}button,input,select,a{ -webkit-tap-highlight-color:transparent}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:3px solid #edab78;outline-offset:3px}input,select{width:100%;min-height:44px;padding:9px 11px;border:1px solid #cad2df;border-radius:8px;font-size:16px;background:#fff}input:disabled,select:disabled{background:#f4f5f7;color:#7c8696}h1,h2,h3,p{margin:0}h1,h2{font-size:19px;letter-spacing:-.02em;line-height:1.5}h3{font-size:16px;line-height:1.6}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid var(--line);border-radius:8px;background:white;padding:10px 15px;min-height:44px;color:var(--ink);font-size:14px;font-weight:650;white-space:nowrap}.button:hover:not(:disabled){background:#f2f4f8}.button.primary{background:var(--orange);border-color:var(--orange);color:white}.button.primary:hover:not(:disabled){background:var(--orange-dark)}.text-button{border:0;background:none;color:var(--orange-dark);font-size:13px;padding:2px 0;min-height:30px}.text-button:hover:not(:disabled){text-decoration:underline}.app-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:19px max(25px,calc((100vw - 1320px)/2));background:#fff;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:750;letter-spacing:-.03em;line-height:1.4}.brand img{flex:none}.brand p{font-size:13px;color:var(--muted);font-weight:450;letter-spacing:0;margin-top:4px}.beta{font-size:11px;display:inline-block;border:1px solid #e8c5a9;background:#fff9f3;padding:1px 5px;color:var(--orange-dark);border-radius:5px;font-weight:550;vertical-align:middle;letter-spacing:0}.local-label{font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:20px;padding:5px 11px}main{max-width:1370px;margin:auto;padding:20px 25px 28px}.flow{display:flex;align-items:center;gap:28px;font-size:13px;color:var(--muted);margin-bottom:19px}.flow span{display:flex;align-items:center;gap:8px}.flow b{display:inline-flex;justify-content:center;align-items:center;border-radius:50%;width:23px;height:23px;background:#eaeef4;font-size:11px;color:#607084}.workspace{display:grid;grid-template-columns:345px minmax(0,1fr);gap:24px;align-items:start}.controls{display:grid;gap:18px}.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius)}.input-card,.settings-card{padding:20px}.card-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:15px}.card-heading>span{font-size:12px;color:var(--muted)}.drop-zone{border:1.5px dashed #d7b492;background:#fffaf5;border-radius:9px;text-align:center;padding:20px 12px}.drop-zone.dragging{background:#ffe9d6;border-color:var(--orange)}.drop-zone p{font-size:14px;font-weight:600;margin-bottom:10px}.drop-zone .button{background:white;padding:7px 15px;min-height:39px}.drop-zone>span{display:block;font-size:11px;color:var(--muted);margin-top:7px}.source-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:10px 0 3px;font-size:12px;color:var(--muted)}.source-list{list-style:none;padding:0;margin:0;max-height:210px;overflow:auto}.source-list li{display:flex;align-items:center;gap:10px;padding:9px 0;border-bottom:1px solid #edf0f4}.source-list li:last-child{border-bottom:0}.source-list .file-detail{flex:1;min-width:0}.source-list strong{display:block;font-size:13px;font-weight:550;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.source-list small{font-size:11px;color:var(--muted)}.source-list button{border:0;background:#f2f4f8;border-radius:5px;min-width:28px;height:28px;padding:0;color:var(--muted);font-size:18px}.small-note{font-size:12px;color:var(--muted);line-height:1.8;margin-top:9px}.sample-button{width:100%;margin-top:15px;font-size:13px;min-height:39px;color:var(--orange-dark);background:#fff9f3;border-color:#efdece}.form-row{display:grid;grid-template-columns:1fr 1.15fr;gap:14px}.field{margin-top:17px}.form-row .field{margin-top:0}.field label{display:flex;justify-content:space-between;align-items:center;font-size:14px;font-weight:650;margin-bottom:7px}.unit-input{position:relative}.unit-input input{padding-right:33px}.unit-input span{position:absolute;right:11px;top:11px;font-size:12px;color:var(--muted)}.hint{font-size:14px;line-height:1.75;color:var(--muted);margin-top:6px}#name-example{font-size:13px;font-variant-numeric:tabular-nums}.quality-field output{font-size:13px;color:var(--orange-dark);font-weight:600}input[type=range]{padding:0;min-height:25px;accent-color:var(--orange);border:0}input[type=color]{width:50px;height:37px;min-height:37px;padding:3px;cursor:pointer}.color-row{display:flex;align-items:center;gap:11px;font-size:13px;color:var(--muted)}.process-actions{display:flex;gap:8px;margin-top:20px}.process-actions .primary{flex:1}.field-error{margin-top:13px;color:#9a3b22;font-size:13px;background:#fff3ef;border:1px solid #edc8ba;padding:10px 12px;border-radius:7px}.field-error p{margin:4px 0}.result-toolbar{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;padding:20px 23px;flex-wrap:wrap;position:relative}.result-toolbar>div:first-child{flex:1;min-width:230px}.eyebrow{font-size:10px;letter-spacing:.14em;color:var(--orange);font-weight:750;margin-bottom:4px}.result-toolbar h2{font-size:22px}#result-status{font-size:14px;color:var(--muted);margin-top:7px}#zip-note{font-size:13px;flex-basis:100%;margin:0}.progress-wrap{flex-basis:100%;display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted)}progress{width:100%;height:10px;accent-color:var(--orange)}.progress-wrap span{white-space:nowrap}.empty-results{padding:65px 30px 50px;text-align:center;color:var(--muted)}.empty-results img{opacity:.9}.empty-results h3{margin:16px 0 10px;font-size:22px;color:var(--ink);letter-spacing:-.025em}.empty-results p{font-size:16px;line-height:1.9}.sample-names{display:flex;justify-content:center;gap:7px;flex-wrap:wrap;margin-top:25px}.sample-names span,.sample-names strong{font-size:11px;border:1px solid var(--line);background:white;padding:6px 9px;border-radius:6px;font-weight:500}.sample-names strong{background:var(--pale);border-color:#efd4bd;color:var(--orange-dark)}.results-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;margin-top:19px}.result-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-width:0}.image-preview{display:flex;align-items:center;justify-content:center;height:240px;padding:14px;border-bottom:1px solid var(--line);background-color:#f4f5f7;background-image:linear-gradient(45deg,#e6e8ec 25%,transparent 25%),linear-gradient(-45deg,#e6e8ec 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#e6e8ec 75%),linear-gradient(-45deg,transparent 75%,#e6e8ec 75%);background-size:20px 20px;background-position:0 0,0 10px,10px -10px,-10px 0}.image-preview img{max-width:100%;max-height:100%;object-fit:contain;box-shadow:0 2px 6px #18284016}.result-info{padding:16px 18px}.result-name{font-size:14px;font-weight:650;overflow-wrap:anywhere}.source-name{font-size:12px;color:var(--muted);overflow-wrap:anywhere;margin-top:4px}.result-dimensions{font-size:14px;margin:10px 0;color:var(--muted);font-variant-numeric:tabular-nums}.size-comparison{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;flex-wrap:wrap}.size-change{font-weight:650;color:#47704b;font-size:12px;padding:2px 6px;background:#edf5ee;border-radius:5px}.size-change.increased{color:#a85b28;background:#fff1e4}.result-card.failed{border-color:#e8c5b9}.failed-visual{height:115px;display:flex;align-items:center;justify-content:center;background:#fff5f1;color:#ad583a;font-size:14px;border-bottom:1px solid #ecd4ca}.error-reason{font-size:14px;color:#97482b;line-height:1.8;margin-top:10px}.usage-notes{padding:20px 23px;margin-top:22px}.usage-notes h3{font-size:15px;margin-bottom:9px}.usage-notes p{font-size:14px;color:var(--muted);margin-top:7px;line-height:1.85}footer{font-size:11px;color:var(--muted);margin-top:28px;display:flex;justify-content:space-between;gap:20px}.skip{position:absolute;top:-100px;left:10px;background:white;padding:10px;z-index:40}.skip:focus{top:10px}#toast{position:fixed;left:50%;bottom:24px;transform:translateX(-50%);background:var(--ink);color:white;border-radius:9px;padding:13px 20px;box-shadow:0 5px 20px #18284030;max-width:min(650px,90vw);z-index:30;font-size:14px}#app-error{background:#fff1e8;color:#a0441d;padding:20px;font-size:15px}[hidden]{display:none!important}
@media(max-width:1100px){.workspace{grid-template-columns:320px minmax(0,1fr);gap:18px}.results-grid{grid-template-columns:1fr}.image-preview{height:280px}.result-toolbar{padding:20px}.result-toolbar>div:first-child{min-width:190px}.result-toolbar>.button{width:100%}.empty-results{padding:50px 20px}.empty-results h3{font-size:20px}}
@media(max-width:760px){.app-header{padding:16px 18px}.brand{font-size:20px;gap:10px}.brand p{font-size:11px}.brand img{width:37px;height:37px}.local-label{display:none}main{padding:15px 16px 25px}.flow{font-size:11px;gap:12px;justify-content:space-between;flex-wrap:wrap;margin-bottom:16px}.flow span{gap:5px}.flow b{width:20px;height:20px;font-size:10px}.workspace{grid-template-columns:1fr}.controls{grid-template-columns:1fr}.input-card,.settings-card{padding:18px}.source-list{max-height:160px}.result-toolbar{padding:18px}.result-toolbar>div:first-child{min-width:160px}.result-toolbar h2{font-size:21px}.results-grid{grid-template-columns:1fr;gap:16px}.image-preview{height:270px}.empty-results{padding:45px 20px 30px}.empty-results p{font-size:15px}.sample-names{margin-top:20px}.usage-notes{padding:18px}.process-actions{position:relative}.source-list strong{font-size:14px}footer{display:block;font-size:11px}footer span{display:block;margin-top:3px}.result-info{padding:16px}.result-dimensions,.size-comparison{font-size:14px}}
@media(prefers-reduced-motion:no-preference){button{transition:background .15s,color .15s}}
footer{display:block}footer>div:first-child{display:flex;justify-content:space-between;gap:20px}.footer-links{display:flex;gap:15px;flex-wrap:wrap;margin-top:9px}.footer-links a{color:var(--muted);font-size:12px;text-decoration:none}.footer-links a:hover{text-decoration:underline;color:var(--orange-dark)}@media(max-width:760px){footer>div:first-child{display:block}.footer-links{display:grid;gap:6px}.footer-links a{font-size:12px}}