:root{font-family:Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;color:#172033;background:radial-gradient(circle at top left,rgba(32,88,166,.15),transparent 30%),linear-gradient(180deg,#f6f8fc,#eef3fa);line-height:1.5;font-weight:400}*{box-sizing:border-box}body{margin:0;min-width:320px}button,input,textarea{font:inherit}.app-shell{width:min(1120px,calc(100vw - 32px));margin:0 auto;padding:40px 0 64px}.hero{margin-bottom:24px}.eyebrow{margin:0 0 8px;color:#2458a6;font-size:.85rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}.hero h1{margin:0;font-size:clamp(2rem,3vw,3.4rem)}.subtitle,.privacy-note{margin:8px 0 0;color:#51607c}.panel{background:#ffffffe0;border:1px solid rgba(36,88,166,.12);border-radius:18px;padding:18px;box-shadow:0 14px 40px #11234414;margin-bottom:16px}.panel h3{margin:0 0 14px;font-size:1.02rem}.panel-header{display:flex;justify-content:space-between;align-items:baseline;gap:12px}.paste-box{width:100%;min-height:220px;resize:vertical;border-radius:14px;border:1px solid #cad4e6;padding:16px;background:#fbfdff}.action-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:14px}.example-picker{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:14px}.example-picker select{min-width:220px;border:1px solid #cad4e6;border-radius:999px;padding:10px 14px;background:#fbfdff}.example-description{margin:0;color:#51607c}button{border:0;border-radius:999px;padding:10px 16px;background:#2458a6;color:#fff;cursor:pointer}button.secondary{background:#dfe7f4;color:#23324d}button:disabled{cursor:not-allowed;opacity:.55}.option-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}.checkbox-item{display:flex;align-items:center;gap:8px}.status-text,.empty-text,.preview-note,.inline-warning{margin:0}.message-list{margin-top:12px;border-radius:12px;padding:10px 12px}.message-list.warning,.inline-warning{background:#fff5dd;color:#8c6212}.message-list.error{background:#ffe5e5;color:#9d1f1f}.table-list{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px}.table-card{display:flex;flex-direction:column;align-items:flex-start;gap:4px;width:100%;text-align:left;border-radius:14px;background:#eef4ff;color:#172033}.table-card.active{outline:2px solid #2458a6}.table-preview-scroll{overflow-x:auto}.preview-table{width:100%;border-collapse:collapse;min-width:520px}.preview-table th,.preview-table td{border:1px solid #d7dfec;padding:10px 12px;vertical-align:top;white-space:pre-wrap;word-break:break-word}.preview-table th{background:#edf3ff}@media (max-width: 720px){.app-shell{width:min(100vw - 20px,1120px);padding-top:24px}.panel{padding:16px}.preview-table{min-width:420px}}