:root{--blue:#0b3e91;--bg:#f4f6f8;--border:#d8dee9;--text:#17202a;--muted:#697386;--yellow:#fff3cd;--red:#f8d7da;--green:#d1e7dd}*{box-sizing:border-box}body{margin:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}.topbar{height:58px;background:var(--blue);color:#fff;display:flex;align-items:center;padding:0 24px;gap:24px}.brand{font-weight:700;font-size:20px}.sub{opacity:.85}.container{max-width:920px;margin:28px auto;padding:0 18px}.wide{max-width:1500px;margin:18px auto;padding:0 18px}.hero,.notes,.orderCard,.jsonBox{background:#fff;border:1px solid var(--border);border-radius:14px;padding:22px;margin-bottom:18px;box-shadow:0 4px 14px rgba(0,0,0,.04)}h1,h2,h3,h4{margin-top:0}.dropzone{background:#fff;border:3px dashed var(--border);border-radius:18px;min-height:260px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;cursor:pointer}.dropzone.drag{border-color:var(--blue);background:#eef4ff}.dropzone input{display:none}.icon{width:64px;height:64px;border-radius:16px;background:var(--blue);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}.primary,.secondary,.dangerBtn{border:0;border-radius:9px;padding:11px 16px;font-weight:700;cursor:pointer;text-decoration:none;display:inline-block}.primary{background:var(--blue);color:#fff}.secondary{background:#e9edf3;color:var(--text)}.dangerBtn{background:#f2c4c4;color:#7f1d1d;padding:7px 10px}.alert{padding:14px 16px;border-radius:12px;margin:12px 0}.alert.danger{background:var(--red);border:1px solid #e9a5ad}.alert.ok{background:var(--green);border:1px solid #9fceb6}.toolbar{background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px;display:flex;align-items:center;gap:12px;margin-bottom:14px;position:sticky;top:0;z-index:10}.layout{display:grid;grid-template-columns:430px 1fr;gap:16px}.previewPane,.editorPane{background:#fff;border:1px solid var(--border);border-radius:14px;padding:16px}.previewPane{max-height:calc(100vh - 100px);overflow:auto;position:sticky;top:75px}.preview{width:100%;border:1px solid var(--border);border-radius:10px;margin-bottom:14px}.headline,.orderHead,.matHead{display:flex;align-items:center;justify-content:space-between;gap:12px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}label{display:block;font-weight:700;font-size:13px;color:var(--muted);margin:10px 0 6px}input,textarea{width:100%;border:1px solid var(--border);border-radius:8px;padding:9px;font-size:14px;background:#fff;color:var(--text)}textarea{min-height:70px}.materials{width:100%;border-collapse:collapse;margin-top:10px}.materials th,.materials td{border-bottom:1px solid var(--border);padding:7px;text-align:left}.materials th{font-size:12px;color:var(--muted);background:#f8fafc}.materials tr.uncertain td{background:var(--yellow)}.materials input{padding:7px}.materials th:nth-child(1){width:80px}.materials th:nth-child(2){width:130px}.materials th:nth-child(4){width:170px}.materials th:nth-child(5){width:80px}.materials th:nth-child(6){width:45px}.jsonBox textarea{font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;min-height:260px}.notes code,.hero code{background:#eef1f5;border-radius:5px;padding:2px 6px}@media(max-width:1000px){.layout{grid-template-columns:1fr}.previewPane{position:relative;top:auto}.grid{grid-template-columns:1fr}.toolbar{position:relative;top:auto}}