:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#f4f5f7;--panel:#fff;--line:#d8dde6;--text:#17202a;--muted:#637083;--accent:#0f6b5d;--accent-dark:#09483f;--danger:#b42318}*{box-sizing:border-box}body{background:var(--bg);color:var(--text);margin:0;font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic,YuGothic,Noto Sans JP,sans-serif}button,input,select{font:inherit}.page-shell{min-height:100vh;padding:24px}.workspace{grid-template-columns:minmax(320px,420px) minmax(0,1fr);gap:20px;max-width:1360px;margin:0 auto;display:grid}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px}.form-panel{padding:22px}.title-block{margin-bottom:18px}.eyebrow{color:var(--accent);letter-spacing:0;text-transform:uppercase;margin:0 0 4px;font-size:12px;font-weight:700}h1,h2{letter-spacing:0;margin:0}h1{font-size:26px}h2{font-size:18px}.guide-box{background:#f6fbfa;border:1px solid #cfe2dd;border-radius:6px;margin-bottom:18px}.guide-box summary{cursor:pointer;justify-content:space-between;align-items:center;gap:12px;min-height:42px;padding:9px 11px;list-style:none;display:flex}.guide-box summary::-webkit-details-marker{display:none}.guide-title{color:var(--accent);font-size:13px;font-weight:700}.guide-action{min-width:58px;color:var(--accent);background:#fff;border:1px solid #0f6b5d3d;border-radius:999px;justify-content:center;align-items:center;gap:4px;padding:3px 8px;font-size:12px;font-weight:700;display:inline-flex}.guide-chevron{font-size:15px;line-height:1}.guide-close,.guide-box[open] .guide-open{display:none}.guide-box[open] .guide-close{display:inline}.guide-box[open] .guide-chevron{transform:rotate(180deg)}.guide-box ol{color:var(--text);gap:6px;margin:0;padding:0 14px 0 31px;font-size:13px;line-height:1.55;display:grid}.guide-box li::marker{color:var(--accent);font-weight:700}.guide-box p:last-child{color:var(--muted);margin:8px 14px 12px;font-size:12px}.form{gap:14px;display:grid}label{gap:7px;display:grid}label span{color:var(--muted);font-size:13px;font-weight:700}input,select{border:1px solid var(--line);width:100%;min-height:42px;color:var(--text);background:#fff;border-radius:6px;padding:9px 11px}input:focus,select:focus{border-color:var(--accent);outline:2px solid #0f6b5d33}.privacy-note{color:var(--muted);margin:2px 0 0;font-size:12px}.field-order-list{gap:10px;display:grid}.field-order-head{color:var(--muted);justify-content:space-between;align-items:center;gap:12px;font-size:12px;font-weight:700;display:flex}.field-row{grid-template-columns:minmax(0,1fr) auto;align-items:end;gap:8px;display:grid}.field-control{min-width:0}.order-controls{grid-template-columns:1fr 1fr;gap:4px;width:74px;display:grid}.order-button{border-color:var(--line);width:35px;min-height:42px;color:var(--accent);background:#fff;border-radius:6px;padding:0;font-size:17px;font-weight:700;line-height:1}.order-button:hover:not(:disabled){border-color:var(--accent);background:#eef7f5}.product-picker{border:1px solid var(--line);background:#fff;border-radius:6px}.product-picker[open]{border-color:var(--accent)}.picker-summary{cursor:pointer;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:10px;min-height:42px;padding:9px 11px;list-style:none;display:grid}.picker-summary::-webkit-details-marker{display:none}.summary-title{color:var(--muted);font-size:13px;font-weight:700}.summary-status{color:var(--text);text-align:right;text-overflow:ellipsis;white-space:nowrap;font-size:13px;font-weight:700;overflow:hidden}.summary-action{min-width:58px;color:var(--accent);background:#eef7f5;border:1px solid #0f6b5d3d;border-radius:999px;justify-content:center;align-items:center;gap:4px;padding:3px 8px;font-size:12px;font-weight:700;display:inline-flex}.summary-chevron{font-size:15px;line-height:1}.summary-close,.product-picker[open] .summary-open{display:none}.product-picker[open] .summary-close{display:inline}.product-picker[open] .summary-chevron{transform:rotate(180deg)}.picker-body{gap:8px;padding:0 10px 10px;display:grid}.picker-actions{gap:8px;padding-top:2px;display:flex}.text-button{border:1px solid var(--line);width:auto;min-height:30px;color:var(--accent);background:#fff;border-radius:6px;padding:4px 10px;font-size:12px}.text-button:hover:not(:disabled){background:#eef7f5}.code-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:6px;max-height:164px;padding-right:2px;display:grid;overflow:hidden auto}.code-option{border:1px solid var(--line);background:#fff;border-radius:6px;align-items:center;gap:8px;min-width:0;min-height:34px;padding:6px 10px;display:flex}.code-option input{flex:none;width:15px;min-height:15px}.code-option span{color:var(--text);white-space:nowrap;font-size:13px;line-height:1}.error-text{color:var(--danger);margin:0;font-size:13px;font-weight:700}.actions{grid-template-columns:1fr 1fr;gap:10px;margin-top:4px;display:grid}button{border:1px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;border-radius:6px;min-height:44px;font-weight:700}button:hover:not(:disabled){background:var(--accent-dark)}button:disabled{cursor:not-allowed;opacity:.55}button.secondary{color:var(--accent);background:#fff}button.secondary:hover:not(:disabled){background:#eef7f5}.preview-panel{grid-template-rows:auto minmax(0,1fr);min-height:calc(100vh - 48px);display:grid}.preview-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:16px;padding:16px 18px;display:flex}.preview-header span{color:var(--muted);white-space:nowrap;font-size:13px}.preview-box{background:#e8ebef;min-height:560px}iframe{border:0;width:100%;height:100%;min-height:560px}.empty-preview{min-height:560px;color:var(--muted);place-items:center;font-weight:700;display:grid}@media (max-width:900px){.page-shell{padding:14px}.workspace{grid-template-columns:1fr}.preview-panel{min-height:620px}.code-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}