.supplier-guide { max-width: 1040px; margin: 0 auto; padding: 40px 32px 64px; }
.guide-heading { max-width: 860px; padding: 12px 0 20px; }
.guide-breadcrumb { color: var(--muted); font-size: 13px; margin-bottom: 28px; }
.guide-breadcrumb a { text-underline-offset: 3px; }
.supplier-guide h1 { max-width: 840px; font-size: clamp(34px, 4.2vw, 52px); line-height: 1.13; }
.guide-deck { max-width: 800px; font-size: 20px; color: #465166; }
.guide-meta { color: var(--muted); font-size: 13px; }
.guide-answer { border-left: 4px solid var(--brand); background: #f0f7f8; padding: 28px 32px; margin: 8px 0 28px; }
.guide-answer h2 { font-size: 27px; }
.guide-answer p:last-child { margin-bottom: 0; font-size: 18px; }
.guide-contents { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 24px; border: 1px solid var(--line); padding: 20px 28px; margin-bottom: 40px; width: 100%; }
.guide-contents strong { grid-column: 1 / -1; color: var(--ink); }
.guide-contents a { color: var(--brand-dark); padding: 4px 0; text-decoration: underline; text-underline-offset: 3px; }
.guide-section { padding: 20px 0 28px; border-bottom: 1px solid var(--line); margin-bottom: 22px; scroll-margin-top: 105px; }
.guide-section h2 { max-width: 820px; }
.guide-section p, .guide-section li { max-width: 820px; font-size: 17px; }
.guide-section a, .guide-method a { color: var(--brand); text-underline-offset: 3px; }
.guide-section h3 { margin-top: 26px; }
.guide-section li { margin-bottom: 10px; }
.guide-example { background: var(--soft); padding: 20px; border-left: 3px solid #b77932; }
.guide-table-wrap { overflow-x: auto; border: 1px solid #dce3e9; margin: 24px 0; border-radius: 4px; }
.guide-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.guide-table caption { text-align: left; font-weight: 700; padding: 16px; background: #f7fafb; }
.guide-table th, .guide-table td { vertical-align: top; text-align: left; padding: 15px 16px; border-top: 1px solid #dce3e9; overflow-wrap: anywhere; }
.guide-table thead { background: var(--brand-dark); color: white; }
.guide-table th:first-child { width: 22%; }
.guide-table tbody th { background: var(--soft); }
.guide-figure { margin: 30px 0 42px; max-width: 760px; }
.guide-figure img { width: 100%; height: auto; border-radius: 4px; }
.guide-figure figcaption { color: var(--muted); font-size: 14px; margin-top: 12px; max-width: 720px; }
.guide-record { margin: 24px 0; }
.guide-record > div { display: grid; grid-template-columns: 190px minmax(0, 1fr); border-top: 1px solid var(--line); padding: 15px 0; gap: 20px; }
.guide-record dt { font-weight: 700; }
.guide-record dd { margin: 0; }
.guide-cta { padding: 32px; background: #f0f7f8; margin: 36px 0; border-radius: 6px; }
.guide-cta p { max-width: 760px; }
.guide-method { color: #576175; font-size: 14px; max-width: 840px; }
.guide-method h2 { font-size: 19px; }
@media (max-width: 639px) {
  .supplier-guide { padding: 24px 20px 42px; }
  .guide-heading { padding-top: 0; }
  .guide-breadcrumb { margin-bottom: 20px; }
  .guide-deck { font-size: 18px; }
  .guide-answer { padding: 22px 20px; }
  .guide-answer h2 { font-size: 24px; }
  .guide-answer p:last-child { font-size: 17px; }
  .guide-contents { grid-template-columns: 1fr; padding: 18px 20px; margin-top: 0; }
  .guide-contents a { background: none; text-align: left; font-size: 15px; line-height: 1.45; min-height: 36px; }
  .guide-section { scroll-margin-top: 80px; padding-bottom: 20px; }
  .guide-section h2 { font-size: 27px; }
  .guide-table { min-width: 630px; }
  .guide-table-wrap::before { content: "Scroll sideways to compare all columns →"; display: block; padding: 12px 16px; font-size: 13px; color: var(--brand-dark); background: #f0f7f8; }
  .guide-record > div { grid-template-columns: 1fr; gap: 5px; }
  .guide-cta { padding: 24px 20px; }
  .guide-cta .button { width: 100%; padding: 10px 12px; text-align: center; }
}
@media print {
  .site-header, .guide-contents, .guide-cta, .mobile-contact-bar, footer { display: none !important; }
  .supplier-guide-page { padding: 0 !important; overflow: visible; }
  .supplier-guide { max-width: none; padding: 0; }
  .guide-table-wrap { overflow: visible; }
  .guide-table { min-width: 0; }
  .guide-section { break-inside: auto; }
  .guide-table tr, .guide-record > div { break-inside: avoid; }
  .guide-figure { max-width: 420px; }
}