:root{font-family:"Segoe UI","Yu Gothic UI",Meiryo,sans-serif;color:#242d35;background:#f5f6f8;font-synthesis:none;--accent:#6260d9;--line:#e7e9ee}*{box-sizing:border-box}body{margin:0}header{height:78px;padding:0 5%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);background:#fff}.brand{text-decoration:none;color:#202933;font-weight:800;letter-spacing:2px;display:flex;align-items:center;gap:12px;font-size:19px}.brand-icon{background:var(--accent);color:white;font-size:30px;border-radius:10px;width:40px;height:40px;text-align:center;line-height:36px}.tag{font-size:11px;letter-spacing:0;font-weight:500;color:#89909b;margin-left:8px}.privacy{font-size:11px;color:#728077}main{max-width:1330px;margin:auto;padding:40px 40px 20px}.eyebrow{font-size:10px;font-weight:700;letter-spacing:2px;color:var(--accent)}h1{font-size:32px;letter-spacing:1px;margin:12px 0}p{color:#818794;font-size:12px;line-height:1.8}.intro{margin-bottom:30px}.workspace{display:grid;grid-template-columns:320px 1fr;gap:24px;align-items:start}.panel{border:1px solid var(--line);background:#fff;border-radius:16px;box-shadow:0 4px 18px #24304704}.controls{padding:24px}.controls section+section{border-top:1px solid var(--line);margin-top:24px;padding-top:22px}h2{font-size:14px;margin:0 0 18px;font-weight:700}h2>span{font-size:11px;color:#9a9da9;margin-right:9px}.upload{display:flex;align-items:center;flex-direction:column;gap:9px;border:1px dashed #cccbe9;background:#fafaff;border-radius:10px;padding:19px 8px;cursor:pointer}.upload:hover,.upload.drag{border-color:var(--accent);background:#f0efff}.upload strong{font-size:24px;color:var(--accent)}.upload b{font-size:12px}.upload small{font-size:10px;color:#9296a2}.file-info{font-size:10px;color:#9296a2;margin-top:12px;overflow-wrap:anywhere}.label-row{display:flex;justify-content:space-between;align-items:center;font-size:12px;margin-bottom:10px}.check{display:flex;align-items:center;gap:5px;font-size:11px;cursor:pointer}input[type=checkbox]{accent-color:var(--accent)}.dimensions{display:flex;align-items:center;gap:12px}.dimensions>label{display:flex;align-items:center;border:1px solid var(--line);border-radius:7px;padding:0 10px;gap:8px;color:#9296a2;font-size:11px;min-width:0}.dimensions input{border:0;width:100%;min-width:0;padding:10px 0;font-size:15px;background:transparent;color:#303845}.dimensions>span{color:#aaa}.presets{display:flex;gap:5px;margin:10px 0 18px}button,select{font-family:inherit;cursor:pointer}button{border:1px solid var(--line);background:white;border-radius:6px;padding:8px 10px;color:#6d7380;font-size:11px}button:hover{border-color:#aaa5ec;color:var(--accent)}button.selected{background:#eeedfc;color:var(--accent);border-color:#d4d1f5}.presets button{flex:1;padding:7px 2px;font-size:10px}.field{display:flex;flex-direction:column;gap:10px;font-size:12px}select{border:1px solid var(--line);border-radius:7px;padding:10px;background:#fff;color:#535b69;font-size:12px}.notice{display:flex;gap:10px;background:#f2f1fc;border-radius:8px;padding:12px;color:#6661b2;margin-bottom:20px}.notice>span{font-size:21px}.notice b{font-size:11px}.notice small{display:block;font-size:10px;margin-top:4px;color:#8a86ac}output{font-size:11px;color:var(--accent);font-variant-numeric:tabular-nums}input[type=range]{width:100%;accent-color:var(--accent);margin:0}.hint{font-size:10px;margin:6px 0 16px}.key-toggle{margin:16px 0 12px}.key-settings{display:flex;align-items:center;gap:9px;margin-bottom:16px}.key-settings input{width:32px;height:32px;border:1px solid var(--line);border-radius:5px;background:white;padding:3px;cursor:pointer}.key-settings span{font-size:10px;color:#9296a2}#eyedropper.active{color:var(--accent);background:#eeedfc}.preview-panel{overflow:hidden}.preview-header{display:flex;align-items:center;justify-content:space-between;padding:23px 26px}.preview-header h2{margin:0}.preview-header p{margin:6px 0 0;font-size:11px}.tabs{background:#f3f4f7;border-radius:8px;padding:4px;display:flex;gap:3px}.tabs button{border:0;background:none;padding:8px 16px}.tabs button.active{background:white;color:var(--accent);box-shadow:0 1px 4px #0000000a}.stage{position:relative;min-height:480px;height:54vh;max-height:660px;margin:0 24px;border:1px solid #e9eaf0;border-radius:10px;background-color:#fcfcfd;background-image:conic-gradient(#eceef2 25%,transparent 0 50%,#eceef2 0 75%,transparent 0);background-size:20px 20px;display:flex;align-items:center;justify-content:center;padding:36px;overflow:hidden}canvas{display:block;image-rendering:pixelated;max-width:100%;max-height:100%;object-fit:contain}.stage.picking canvas{cursor:crosshair}.stage-label{position:absolute;bottom:14px;left:16px;font-size:9px;font-weight:600;letter-spacing:1.6px;color:#9a9ea8;background:#ffffffb0;padding:5px 8px;border-radius:4px;pointer-events:none}.preview-footer{display:flex;align-items:center;justify-content:space-between;padding:16px 26px;font-size:10px;color:#9197a0}.green-dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:#75bba1;margin-right:5px}.export{margin-top:4px;padding:25px;background:#fcfcfe;border-top:1px solid var(--line)}.export h2{margin-bottom:6px}.export p{margin:0;font-size:11px}.export-actions{display:flex;gap:14px;margin-top:18px;align-items:end}.export-actions label{display:flex;flex-direction:column;gap:6px;font-size:10px;color:#818794}.export-actions select{min-width:125px}.primary{flex:1;background:var(--accent);border:0;color:white;font-weight:600;font-size:13px;padding:14px}.primary:hover{background:#514fc1;color:white}.primary small{font-size:10px;font-weight:400;margin-left:14px;color:#dcdafa}footer{display:flex;justify-content:space-between;color:#9ca1aa;font-size:10px;margin-top:28px}footer span{font-size:9px;letter-spacing:1px}#status{font-size:12px;color:#665bb0;min-height:18px;margin-top:12px}button:focus-visible,input:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:3px}@media(min-width:1400px){main{padding-top:50px}}@media(max-width:850px){main{padding:25px 16px}.workspace{grid-template-columns:270px 1fr;gap:14px}.controls{padding:18px}.stage{margin:0 12px;padding:20px;min-height:360px}.preview-header{padding:18px 14px}.tabs button{padding:8px}.export{padding:18px}.export-actions{flex-wrap:wrap}.primary{min-width:170px}.tag{display:none}}@media(max-width:640px){header{height:65px;padding:0 18px}.privacy{font-size:9px}.brand{font-size:15px;gap:8px}.brand-icon{width:32px;height:32px;line-height:29px;font-size:25px}h1{font-size:26px}.eyebrow{font-size:8px}.workspace{display:flex;flex-direction:column}.controls,.preview-panel{width:100%}.stage{height:400px;min-height:280px}.intro{margin-bottom:20px}footer span{display:none}}

/* Dark workspace palette shared with the other shop tools. */
:root{color-scheme:dark;color:#eef1f5;background:#14171c;--accent:#b5a4f5;--line:#343a45}
header{background:#191d24}.brand{color:#eef1f5}.tag{color:#a6afbd}.privacy{color:#a9bfb2}
p,.file-info,.upload small,.key-settings span,.export-actions label,.preview-footer,footer{color:#a6afbd}
.panel{background:#1d2128;box-shadow:0 4px 18px #0002}
h2>span{color:#a6afbd}
.upload{background:#232332;border-color:#5d5777}.upload:hover,.upload.drag{background:#302b43;border-color:var(--accent)}
.dimensions>label{color:#a6afbd}.dimensions input{color:#eef1f5}.dimensions>span{color:#a6afbd}
button{background:#292f39;color:#e0e4ec}button:hover{background:#353b49;border-color:#897bb5;color:#d3c8ff}
button.selected,#eyedropper.active{background:#3a3251;color:#e0d7ff;border-color:#81709f}
select{background:#14181e;color:#eef1f5}.notice{background:#282436;color:#d1c4f7}.notice small{color:#b8accf}
.key-settings input{background:#14181e}.tabs{background:#14181e}.tabs button.active{background:#3a3251;color:#e0d7ff;box-shadow:none}
.stage{border-color:#3a414d;background-color:#252a32;background-image:conic-gradient(#303640 25%,transparent 0 50%,#303640 0 75%,transparent 0)}
.stage-label{background:#14171cdd;color:#b9c1cd}.export{background:#191d24}
.primary{background:var(--accent);color:#211b32}.primary:hover{background:#c8baff;color:#211b32}.primary small{color:#39304e}
#status{color:#c5b6f1}
/* Shop navigation and a reserved header ad slot (no advertising script yet). */
.shop-topbar{box-sizing:border-box;display:flex;align-items:center;gap:24px;padding:12px 24px;min-height:88px;background:#14171c;border-bottom:1px solid #343a45;font-family:'Yu Gothic',Meiryo,sans-serif}
.shop-home{display:inline-flex;align-items:center;gap:9px;flex-shrink:0;color:#e9e4f2;text-decoration:none;font-size:13px;white-space:nowrap;padding:10px 0}
.shop-home-icon{font:26px/1 sans-serif;color:#cbb7ed}.shop-home:hover{color:#d6bcff}.shop-home:focus-visible{outline:2px solid #cbb7ed;outline-offset:4px}
.shop-ad-slot{box-sizing:border-box;display:flex;align-items:center;justify-content:center;min-width:0;max-width:728px;min-height:64px;flex:1;margin:0 auto;border:1px dashed #454050;border-radius:6px;background:#1b1d25;color:#8f899d;font-size:10px;letter-spacing:.12em;text-align:center;padding:8px}
@media(max-width:640px){.shop-topbar{flex-wrap:wrap;gap:6px;padding:10px 16px}.shop-home{padding:3px 0}.shop-ad-slot{flex-basis:100%;max-width:none;min-height:60px}}