:root{--ink: #1e1b3a;--muted: #6b7280;--accent: #ea6b3a;--primary: #4b3fae;--line: #e5e7eb;--band: #f6f5fc;--bg: #faf9ff}*{box-sizing:border-box}body{margin:0;font-family:Noto Sans,system-ui,Arial,sans-serif;color:var(--ink);background:var(--bg)}a{color:var(--primary)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.topbar h1{font-size:18px;margin:0}.container{max-width:1080px;margin:0 auto;padding:24px}.btn{border:1px solid var(--primary);background:var(--primary);color:#fff;padding:8px 14px;border-radius:8px;cursor:pointer;font-size:14px}.btn:disabled{opacity:.6;cursor:default}.btn-ghost{background:#fff;color:var(--primary)}.btn-danger{background:#c0392b;border-color:#c0392b}.btn-sm{padding:4px 10px;font-size:12px}.card{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;margin-bottom:14px}.row{display:flex;gap:12px;align-items:center}.row-between{display:flex;gap:12px;align-items:center;justify-content:space-between}.grow{flex:1}.muted{color:var(--muted);font-size:13px}input,select,textarea{font:inherit;padding:8px 10px;border:1px solid var(--line);border-radius:8px;width:100%}textarea{min-height:64px;resize:vertical}label{display:block;font-size:13px;margin:10px 0 4px;color:var(--muted)}.spinner{display:inline-flex;align-items:center;gap:8px;font-size:13px}.spinner-dot{width:10px;height:10px;border-radius:50%;border:2px solid #fff;border-top-color:transparent;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.error-banner{display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fdecea;border:1px solid #e6b0aa;color:#922b21;padding:10px 14px;border-radius:8px;margin:10px 0}.unit-card{border-left:4px solid var(--primary)}.tag{display:inline-block;background:var(--band);border-radius:999px;padding:2px 10px;font-size:12px;margin:2px}.page-list{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}.page-tab{padding:6px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;cursor:pointer;font-size:13px}.page-tab.active{background:var(--primary);color:#fff;border-color:var(--primary)}.preview{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px}.preview table{width:100%;border-collapse:collapse}.preview th{background:var(--ink);color:#fff;padding:6px 8px;text-align:left}.preview td{padding:6px 8px;border-bottom:1px solid var(--line)}.preview .callout{background:#fff7ef;border:1px solid var(--accent);border-radius:8px;padding:12px}.chart-box{height:320px}.chart-placeholder{border:1px dashed var(--muted);color:var(--muted);padding:24px;text-align:center;border-radius:8px}.illus img{max-width:100%;border:1px solid var(--line);border-radius:8px}