.sf-header{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:18px 32px;background:#fff}.sf-header a{color:#1a1a1a;text-decoration:none;font-weight:800}.sf-header nav{display:flex;gap:16px;flex-wrap:wrap}.sf-hero{text-align:center;background:#ffe8de;padding:72px 24px}.sf-hero h1{max-width:980px;margin:0 auto 16px;font-size:clamp(34px,5vw,62px);line-height:1.05}.sf-hero p{max-width:820px;margin:0 auto 16px}.sf-content,.sf-section{max-width:1280px;margin:0 auto;padding:52px 32px}.sf-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.sf-links a,.sf-card a{display:inline-block;padding:10px 16px;border-radius:999px;background:#ff6b4a;color:#fff;text-decoration:none;font-weight:800}.sf-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}.sf-card{background:#fff;border:1px solid #ead7cf;border-radius:12px;overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.05)}.sf-card img{width:100%;aspect-ratio:1/1;object-fit:cover}.sf-card div{padding:14px}.sf-card h2{font-size:16px;line-height:1.3}.sf-table-wrap{overflow:auto;background:#fff;border:1px solid #ead7cf;border-radius:12px}.sf-table-wrap table{width:100%;border-collapse:collapse;min-width:760px}.sf-table-wrap th,.sf-table-wrap td{padding:12px;border-bottom:1px solid #ead7cf;text-align:left}.sf-footer{text-align:center;background:#fff;padding:32px}@media(max-width:900px){.sf-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.sf-header{align-items:flex-start;flex-direction:column}}@media(max-width:560px){.sf-content,.sf-section{padding:36px 18px}.sf-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.sf-header{padding:16px 18px}.sf-card h2{font-size:14px}}
/* Spreadsheet internal links: additive SEO navigation */
.sf-breadcrumb{max-width:1280px;margin:0 auto;padding:14px 32px;font-size:14px;color:#6b5b55}
.sf-breadcrumb a{color:#1a1a1a;text-decoration:none;font-weight:700}
.sf-breadcrumb span{margin:0 8px;color:#9b8a82}
.sf-crosslinks{max-width:1280px;margin:0 auto;padding:28px 32px}
.sf-crosslinks-inner{background:#fff;border:1px solid #ead7cf;border-radius:12px;padding:18px;box-shadow:0 8px 24px rgba(0,0,0,.04)}
.sf-crosslinks h2{font-size:20px;margin:0 0 8px}
.sf-crosslinks p{margin:0 0 12px;color:#594a44}
.sf-crosslinks-links{display:flex;flex-wrap:wrap;gap:10px}
.sf-crosslinks-links a{display:inline-block;border:1px solid #ead7cf;background:#fff8f5;border-radius:999px;padding:8px 13px;color:#1a1a1a;text-decoration:none;font-weight:800}
@media(max-width:560px){.sf-breadcrumb,.sf-crosslinks{padding-left:18px;padding-right:18px}.sf-crosslinks-links a{font-size:14px}}