.knowledge-base { max-width: 1180px; margin: 0 auto; padding: 36px 24px 64px; color: #202b38; overflow-wrap: anywhere; }
.knowledge-base * { box-sizing: border-box; }
.knowledge-hero { max-width: 850px; margin-bottom: 26px; }
.knowledge-hero h1 { font-size: clamp(30px, 4vw, 46px); line-height: 1.15; margin: 8px 0 16px; }
.knowledge-base p, .knowledge-base li { font-size: 16px; line-height: 1.7; }
.knowledge-eyebrow { text-transform: uppercase; letter-spacing: .08em; font-size: 12px !important; color: #775237; font-weight: 700; }
.knowledge-paths, .knowledge-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.knowledge-paths a, .knowledge-card { display: block; padding: 22px; border: 1px solid #d5dce2; border-radius: 12px; background: #fff; text-decoration: none; color: #202b38; }
.knowledge-paths a { background: #f7f9fb; border-top: 3px solid #d87532; }
.knowledge-paths strong { display: block; font-size: 22px; margin-bottom: 10px; }
.knowledge-paths span, .knowledge-card p { line-height: 1.6; color: #55616d; }
.knowledge-card h3 { margin: 0 0 10px; font-size: 20px; line-height: 1.4; }
.knowledge-card p { margin: 0 0 16px; }
.knowledge-card > span { color: #82400f; font-weight: 600; }
.knowledge-base a:hover { color: #994407; }
.knowledge-base a:focus-visible, .knowledge-base button:focus-visible, .knowledge-base input:focus-visible { outline: 3px solid #df8640; outline-offset: 3px; }
.knowledge-search { margin: 32px 0; max-width: 800px; }
.knowledge-search label { display: block; margin-bottom: 9px; font-weight: 600; }
.knowledge-search > div { display: flex; gap: 10px; }
.knowledge-search input { min-width: 0; flex: 1; padding: 13px 16px; border: 1px solid #8995a0; border-radius: 8px; font: inherit; background: white; color: #202b38; }
.knowledge-search button, .knowledge-button { display: inline-block; padding: 13px 20px; border: 0; border-radius: 8px; background: #243342; color: #fff; font: inherit; cursor: pointer; text-decoration: none; }
.knowledge-base a.knowledge-button:hover { color: #fff; background: #364b5f; }
.knowledge-section { margin-top: 40px; scroll-margin-top: 170px; }
.knowledge-section h2 { font-size: 27px; line-height: 1.3; margin: 0 0 18px; }
.knowledge-sellers, .knowledge-note, .knowledge-contents { padding: 24px; border: 1px solid #d5dce2; border-radius: 12px; background: #f7f9fb; }
.knowledge-note { margin-top: 32px; }
.knowledge-note p { margin: 8px 0; }
.knowledge-reading { max-width: 1000px; }
.knowledge-reading .knowledge-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.knowledge-reading .knowledge-hero { margin-top: 28px; }
.knowledge-reading li { padding-left: 5px; margin-bottom: 10px; }
.knowledge-contents ol { margin-bottom: 0; }
.knowledge-links { display: flex; flex-wrap: wrap; gap: 12px 24px; margin-top: 18px; }
.knowledge-reviewed { color: #67727d; margin-top: 32px; }
.knowledge-entry-banner { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 20px 24px; margin: 0 0 24px; border: 1px solid #ddab84; border-left: 4px solid #d87532; border-radius: 10px; background: #fffaf5; }
.knowledge-entry-banner strong { display: block; font-size: 20px; }
.knowledge-entry-banner p { margin: 6px 0 0; line-height: 1.6; color: #52606c; }
.knowledge-entry-banner a { flex-shrink: 0; padding: 12px 18px; border-radius: 8px; background: #243342; color: #fff; text-decoration: none; font-weight: 600; }
.knowledge-entry-banner a:focus-visible { outline: 3px solid #df8640; outline-offset: 3px; }
.knowledge-seller-map { display: flex; flex-wrap: wrap; gap: 12px 22px; margin: 0 0 24px; padding: 18px; border-radius: 10px; background: #f1f5f8; }
@media (max-width: 760px) {
  .knowledge-base { padding: 24px 16px 48px; }
  .knowledge-paths, .knowledge-grid, .knowledge-reading .knowledge-grid { grid-template-columns: 1fr; }
  .knowledge-section h2 { font-size: 24px; }
  .knowledge-entry-banner { align-items: flex-start; flex-direction: column; padding: 18px; }
  .knowledge-entry-banner a { width: 100%; text-align: center; box-sizing: border-box; }
  .knowledge-search button { padding: 12px; }
}

.knowledge-grid + .knowledge-sellers { margin-top: 20px; }
.seller-help-group { margin-top: 32px; }
.seller-help-group > h2 { font-size: 23px; }
.seller-help-group h3 { font-size: 19px; line-height: 1.4; margin: 0 0 10px; }