:root{--office-blue:#2563eb;--office-green:#15803d;--office-orange:#c2410c;--office-purple:#6d28d9;--ink:#202934;--muted:#59677b;--line:#e5e1ee}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:linear-gradient(180deg,#faf8ff 0,#fff 700px);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:#6d28d9}a:focus-visible,summary:focus-visible{outline:3px solid #7c3aed;outline-offset:5px}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.15;letter-spacing:-.035em}h1{font-size:clamp(38px,5.3vw,62px);font-weight:700;margin-bottom:22px}h2{font-size:clamp(25px,3vw,34px);margin-bottom:12px}h3{font-size:21px}p{color:var(--muted)}.office-wrap{max-width:1120px;margin:auto;padding:0 20px}.office-skip{position:absolute;left:20px;top:-100px;z-index:20;background:#fff;padding:12px}.office-skip:focus{top:10px}.office-crumb{font-size:13px;margin:24px 0}.office-crumb 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var(--line);border-radius:16px}.office-table{width:100%;border-collapse:collapse;min-width:510px;font-size:14px;background:#fff}.office-table td,.office-table th{text-align:left;padding:16px 20px;border-bottom:1px solid var(--line)}.office-table th{background:#faf8fe;font-weight:650}.office-table tr:last-child td{border:0}.office-faq details{border-bottom:1px solid var(--line);padding:18px 0}.office-faq summary{cursor:pointer;font-weight:600;line-height:1.5}.office-faq details p{font-size:14px;margin:12px 0 0;max-width:850px}.office-footer{border-top:1px solid var(--line);padding:30px 0;margin-top:64px;font-size:13px}.office-footer .office-wrap{display:flex;gap:20px;justify-content:space-between;flex-wrap:wrap}.office-footer p{margin:12px 0}.office-footer nav{display:flex;gap:14px;flex-wrap:wrap}.office-footer nav a{margin:0;text-decoration:none;color:var(--muted)}.office-preview-label{font-size:12px;color:#59677b;margin:16px 0 0}.office-sample{background:#fff;border:1px solid #e7e2ef;border-radius:12px;padding:24px;min-height:230px}.office-sample h3{font-size:24px;color:var(--file-color);margin:0 0 18px}.office-sample p{font-size:12px}.office-sample-line{height:6px;background:#e8edf3;border-radius:4px;margin:12px 0;width:100%}.office-sample-line.short{width:65%}.office-mini-table{width:100%;font-size:11px;border-collapse:collapse}.office-mini-table td,.office-mini-table th{border:1px solid #e2e8f0;padding:9px;text-align:left}.office-mini-table th{background:var(--file-tint);color:var(--file-color)}.office-slide{background:var(--file-tint);border-left:5px solid var(--file-color);padding:24px 18px;min-height:180px}.office-slide small{font-size:10px;letter-spacing:.14em}.office-slide h3{margin:18px 0 10px}.office-preview-caption{font-size:12px;margin:16px 0 0}.office-related{display:flex;gap:12px;flex-wrap:wrap}.office-related a{padding:14px 18px;border:1px solid var(--line);border-radius:12px;background:#fff;text-decoration:none;font-size:14px}@media(max-width:800px){.office-hero{gap:28px;grid-template-columns:1fr;padding:20px 0 36px}.office-art{max-width:540px;width:100%;transform:none}.office-columns{grid-template-columns:1fr}.office-section-head{display:block}.office-strip{gap:16px}.office-section{margin-bottom:44px}}@media(max-width:520px){.office-tool-grid{grid-template-columns:1fr}.office-card+.office-card{border-left:0;border-top:1px solid var(--line)}.office-card,.office-family-head{padding:20px}.office-strip{grid-template-columns:1fr;gap:16px;margin-bottom:36px}.office-art{padding:18px}.office-file{padding:16px 12px}.office-panel{padding:22px}.office-actions a{width:100%}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}