:root{color-scheme:light;--background:#f6f7f9;--surface:#ffffff;--surface-muted:#eef2f6;--border:#cfd7e2;--border-strong:#8794a6;--text:#1d2733;--muted:#5f6f82;--accent:#0b6f6a;--accent-dark:#07524e;--danger:#b42318;--danger-bg:#fff1f0;--success:#177245}*{box-sizing:border-box}body{margin:0;background:var(--background);color:var(--text);font-family:Arial,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif}button,input,select{font:inherit}button{min-height:40px;border:1px solid var(--accent);border-radius:6px;background:var(--accent);color:#ffffff;cursor:pointer;font-weight:700;padding:0 16px}button.secondary{background:#ffffff;color:var(--accent-dark)}button:disabled{cursor:not-allowed;opacity:.55}.page{min-height:100vh}.topbar{border-bottom:1px solid var(--border);background:#ffffff}.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;max-width:1120px;margin:0 auto;padding:16px 24px}.brand{font-size:18px;font-weight:700}.status{color:var(--muted);font-size:14px}.content{max-width:1120px;margin:0 auto;padding:32px 24px 56px}.summary-band{display:grid;grid-template-columns:minmax(0,1fr) auto;grid-gap:20px;gap:20px;align-items:end;border-bottom:1px solid var(--border);padding-bottom:24px}.summary-band h1{margin:0 0 8px;font-size:28px}.summary-band p{margin:0;color:var(--muted);line-height:1.7}.stepper{display:grid;grid-template-columns:repeat(3,minmax(90px,1fr));grid-gap:8px;gap:8px;min-width:320px}.step{border:1px solid var(--border);border-radius:6px;background:#ffffff;padding:10px;text-align:center;color:var(--muted);font-size:13px}.step.active{border-color:var(--accent);color:var(--accent-dark);font-weight:700}.work-area{display:grid;grid-template-columns:minmax(0,1fr) 300px;grid-gap:24px;gap:24px;margin-top:28px}.panel{border:1px solid var(--border);border-radius:8px;background:var(--surface)}.panel-header{border-bottom:1px solid var(--border);padding:18px 20px}.panel-header h2{margin:0;font-size:18px}.panel-body{padding:20px}.section{padding:0 0 22px}.section+.section{border-top:1px solid var(--border);padding-top:22px}.section h3{margin:0 0 16px;font-size:16px}.field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px}.field{display:grid;grid-gap:7px;gap:7px}.field.full{grid-column:1/-1}.field label{font-weight:700}.required{color:var(--danger);font-size:12px;margin-left:6px}.field input,.field select{width:100%;min-height:42px;border:1px solid var(--border-strong);border-radius:6px;background:#ffffff;color:var(--text);padding:8px 10px}.field input[type=checkbox]{width:18px;min-height:18px;padding:0}.checkbox-row{display:flex;align-items:center;gap:10px}.help,.hint{color:var(--muted);font-size:13px;line-height:1.5}.error{font-size:13px}.alert,.error{color:var(--danger)}.alert{border:1px solid #f2b8b5;border-radius:6px;background:var(--danger-bg);margin-bottom:16px;padding:12px}.actions{display:flex;justify-content:flex-end;gap:10px;border-top:1px solid var(--border);padding:16px 20px}.side-list{display:grid;grid-gap:14px;gap:14px;margin:0}.side-list div{display:grid;grid-gap:4px;gap:4px}.side-list dt{color:var(--muted);font-size:12px}.side-list dd{margin:0;font-weight:700}.confirm-table{width:100%;border-collapse:collapse}.confirm-table td,.confirm-table th{border-bottom:1px solid var(--border);padding:12px 8px;text-align:left;vertical-align:top}.confirm-table th{width:220px;color:var(--muted);font-weight:700}.complete{display:grid;grid-gap:14px;gap:14px}.complete strong{color:var(--success)}@media (max-width:860px){.summary-band,.work-area{grid-template-columns:1fr}.stepper{min-width:0}.field-grid{grid-template-columns:1fr}.confirm-table th{width:140px}}