.table-row-diff-page{--trd-bg: #f6f8fc;--trd-card: #ffffff;--trd-soft: #f8fafc;--trd-line: #e2e8f0;--trd-text: #0f172a;--trd-sub: #475569;--trd-muted: #64748b;--trd-primary: #2563eb;--trd-primary-dark: #1d4ed8;--trd-primary-soft: #eff6ff;--trd-success: #10b981;--trd-danger: #ef4444;--trd-warning: #f59e0b;--trd-shadow: 0 22px 60px rgba(15, 23, 42, .1);--trd-shadow-soft: 0 10px 30px rgba(15, 23, 42, .07);--trd-radius-lg: 28px;--trd-radius-md: 20px;--trd-sans: Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;min-height:100vh;padding:clamp(16px,2.5vw,32px);color:var(--trd-text);font-family:var(--trd-sans);background:radial-gradient(circle at 10% 0%,rgba(37,99,235,.12),transparent 30%),radial-gradient(circle at 92% 6%,rgba(16,185,129,.11),transparent 28%),linear-gradient(180deg,#f8fbff 0%,var(--trd-bg) 100%)}.table-row-diff-page *,.table-row-diff-page *:before,.table-row-diff-page *:after{box-sizing:border-box}.trd-hero,.trd-shell,.trd-status{width:min(1460px,100%);margin-left:auto;margin-right:auto}.trd-hero{position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end;padding:clamp(26px,4vw,44px);border:1px solid rgba(226,232,240,.95);border-radius:var(--trd-radius-lg);background:linear-gradient(135deg,#fffffffa,#eff6ffe0),var(--trd-card);box-shadow:var(--trd-shadow)}.trd-back{position:absolute;left:18px;top:18px;min-height:34px;padding:0 12px;border:1px solid #bfdbfe;border-radius:999px;color:var(--trd-primary);background:#fff;cursor:pointer;font-weight:800}.trd-kicker,.trd-card-head span,.trd-result-head span{display:inline-flex;color:var(--trd-primary);font-size:12px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}.trd-kicker{margin-bottom:12px;padding:7px 12px;border:1px solid #bfdbfe;border-radius:999px;background:var(--trd-primary-soft)}.trd-hero h1{margin:0 0 10px;color:var(--trd-text);font-size:clamp(32px,4vw,52px);font-weight:900;line-height:1.05;letter-spacing:-.045em}.trd-hero p{max-width:760px;margin:0;color:var(--trd-sub);font-size:15px;line-height:1.75}.trd-hero-stats{display:grid;grid-template-columns:repeat(3,minmax(92px,1fr));gap:10px;min-width:330px}.trd-hero-stats span{padding:14px 12px;border:1px solid var(--trd-line);border-radius:18px;background:#ffffffdb;text-align:center;box-shadow:0 8px 22px #2563eb0f}.trd-hero-stats strong,.trd-hero-stats small{display:block}.trd-hero-stats strong{color:var(--trd-primary);font-size:22px}.trd-hero-stats small{margin-top:4px;color:var(--trd-muted);font-size:11px;font-weight:900}.trd-shell{display:grid;gap:18px;margin-top:20px}.trd-card{border:1px solid rgba(226,232,240,.95);border-radius:var(--trd-radius-md);background:#fffffff2;box-shadow:var(--trd-shadow-soft)}.trd-upload-card,.trd-query-card,.trd-preview-card,.trd-result-card{padding:18px}.trd-card-head,.trd-result-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px;margin-bottom:16px}.trd-card-head.compact{margin-bottom:14px}.trd-card-head h2,.trd-result-head h2{margin:5px 0 0;color:var(--trd-text);font-size:20px;line-height:1.2;letter-spacing:-.03em}.trd-card-head>strong,.trd-card-head>small,.trd-result-head>strong{display:inline-flex;align-items:center;min-height:30px;padding:0 10px;border-radius:999px;color:var(--trd-primary);background:var(--trd-primary-soft);font-size:12px;font-weight:900}.trd-upload-grid,.trd-preview-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.trd-upload-zone{display:flex;min-height:180px;flex-direction:column;align-items:center;justify-content:center;gap:10px;padding:28px;border:1.5px dashed #bfdbfe;border-radius:18px;background:linear-gradient(135deg,#eff6ffd1,#ecfdf5a8);text-align:center;cursor:pointer;transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease}.trd-upload-zone:hover,.trd-upload-zone.has-file{transform:translateY(-1px);border-color:var(--trd-primary);box-shadow:0 14px 30px #2563eb1a}.trd-upload-zone input{display:none}.trd-upload-zone b{color:var(--trd-text);font-size:16px}.trd-upload-zone p{margin:0;color:var(--trd-muted);font-size:13px;line-height:1.55}.trd-query-card{background:linear-gradient(135deg,#fffffff5,#eff6ffd1)}.trd-query-grid{display:grid;grid-template-columns:180px minmax(180px,1fr) minmax(180px,1fr) minmax(220px,1.2fr) 150px;gap:12px;align-items:end}.trd-query-grid label{display:grid;gap:7px;min-width:0}.trd-query-grid label span{color:var(--trd-sub);font-size:12px;font-weight:900}.trd-query-grid select,.trd-query-grid input{width:100%;min-height:42px;padding:0 12px;border:1px solid var(--trd-line);border-radius:12px;outline:none;color:var(--trd-text);background:#fff;font:inherit;font-size:13px;font-weight:760}.trd-query-grid select:focus,.trd-query-grid input:focus{border-color:var(--trd-primary);box-shadow:0 0 0 3px #2563eb1f}.trd-run-btn{min-height:42px;border:0;border-radius:12px;color:#fff;background:linear-gradient(135deg,var(--trd-primary),#7c3aed);cursor:pointer;font-weight:900;transition:transform .18s ease,opacity .18s ease,box-shadow .18s ease}.trd-run-btn:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 12px 26px #2563eb2e}.trd-run-btn:disabled{opacity:.55;cursor:not-allowed}.trd-status{margin-top:14px;padding:12px 14px;border-radius:14px;font-size:13px;font-weight:850}.trd-status-success{color:#047857;border:1px solid #bbf7d0;background:#ecfdf5}.trd-status-info{color:#1d4ed8;border:1px solid #bfdbfe;background:#eff6ff}.trd-status-error{color:#b91c1c;border:1px solid #fecaca;background:#fef2f2}.trd-empty{display:grid;min-height:180px;place-items:center;border:1px dashed var(--trd-line);border-radius:16px;color:var(--trd-muted);background:var(--trd-soft);font-size:13px;font-weight:850}.trd-table-scroll{overflow:auto;max-height:420px;border:1px solid var(--trd-line);border-radius:16px;background:#fff}.trd-preview-table,.trd-diff-table{width:100%;min-width:720px;border-collapse:collapse;font-size:13px}.trd-preview-table th,.trd-preview-table td,.trd-diff-table th,.trd-diff-table td{padding:10px 12px;border-bottom:1px solid var(--trd-line);text-align:left;vertical-align:top;white-space:nowrap}.trd-preview-table th,.trd-diff-table th{position:sticky;top:0;z-index:1;color:#334155;background:#f8fafc;font-weight:900}.trd-preview-table td,.trd-diff-table td{color:var(--trd-sub)}.trd-preview-table tr.is-active td{background:#fef3c7;color:#92400e;font-weight:850}.trd-result-head p{margin:6px 0 0;color:var(--trd-muted);font-size:13px;line-height:1.55}.trd-result-head strong.has-diff{color:#b91c1c;background:#fef2f2}.trd-result-head strong.is-same{color:#047857;background:#ecfdf5}.trd-diff-table tr.is-diff td{background:#fff7ed}.trd-diff-table tr.is-diff td:first-child{color:#c2410c;font-weight:900}.trd-diff-table tr.is-same td:last-child{color:#047857;font-weight:900}.trd-diff-table tr.is-diff td:last-child{color:#b91c1c;font-weight:900}@media (max-width: 1100px){.trd-hero,.trd-upload-grid,.trd-preview-grid{grid-template-columns:1fr}.trd-hero-stats{min-width:0}.trd-query-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.trd-run-btn{grid-column:1 / -1}}@media (max-width: 640px){.table-row-diff-page{padding:12px}.trd-hero,.trd-card{border-radius:18px}.trd-hero-stats,.trd-query-grid{grid-template-columns:1fr}.trd-upload-zone{min-height:150px;padding:22px 16px}.trd-card-head,.trd-result-head{align-items:flex-start;flex-direction:column}}