/* Birthday food buyer guides: scoped to preserve existing site styles. */
.bf-guide{box-sizing:border-box;max-width:1120px;margin:32px auto;padding:clamp(20px,3vw,36px);background:#fffaf3;border:1px solid #e8d7c3;border-radius:20px;color:#302921;line-height:1.85;overflow-wrap:anywhere}.bf-guide h2{font-size:clamp(24px,3vw,32px);line-height:1.35;margin:10px 0 22px}.bf-guide h3{font-size:19px;line-height:1.5;margin:12px 0}.bf-guide p{margin:12px 0}.bf-guide a{color:#84422b;text-decoration:underline;text-underline-offset:4px}.bf-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.bf-grid>div,.bf-card{background:#fff;padding:22px;border-radius:14px;min-width:0}.bf-guide ol{padding-left:24px}.bf-eyebrow{font-size:13px;letter-spacing:.08em;color:#92513c}.bf-hub{margin:0;background:#faf7f1;color:#302921;font-family:-apple-system,BlinkMacSystemFont,"Noto Sans TC",sans-serif;line-height:1.8}.bf-hub *{box-sizing:border-box}.bf-hub a{color:#84422b;text-underline-offset:4px}.bf-nav,.bf-hub main,.bf-footer{max-width:1160px;margin:auto;padding:24px}.bf-nav{display:flex;align-items:center;justify-content:space-between;gap:20px;border-bottom:1px solid #dfd5c7}.bf-nav nav{display:flex;gap:20px;flex-wrap:wrap}.bf-brand{font-size:22px;font-weight:800;text-decoration:none}.bf-crumb{font-size:13px;margin:12px 0 36px}.bf-hero{display:grid;grid-template-columns:1.1fr 1fr;gap:48px;align-items:center;padding-bottom:48px}.bf-hero h1{font-size:clamp(36px,4vw,58px);letter-spacing:-.04em;line-height:1.2;margin:20px 0}.bf-hero figure{margin:0}.bf-hero img{width:100%;height:auto;aspect-ratio:1;object-fit:cover;border-radius:24px}.bf-hero figcaption{font-size:12px;color:#6f6256}.bf-hub .bf-button{display:inline-block;background:#a84d37;color:#fff;padding:13px 22px;border-radius:30px;text-decoration:none;font-weight:700}.bf-section{padding:40px 0;border-top:1px solid #dfd5c7;scroll-margin-top:20px}.bf-section h2{font-size:30px;line-height:1.4}.bf-card{border:1px solid #eadfce}.bf-card h3{font-size:22px;line-height:1.4;margin:8px 0}.bf-card a{font-weight:700}.bf-small{font-size:14px}.bf-hub details{padding:18px 0;border-bottom:1px solid #dfd5c7}.bf-hub summary{cursor:pointer;font-weight:700}.bf-footer{border-top:1px solid #dfd5c7;font-size:14px}.bf-hub a:focus-visible,.bf-hub summary:focus-visible{outline:3px solid #a84d37;outline-offset:4px}@media(max-width:760px){.bf-grid,.bf-hero{grid-template-columns:1fr}.bf-guide{margin:24px 0}.bf-nav{align-items:flex-start;flex-direction:column}.bf-nav nav{gap:16px;font-size:14px}.bf-hero{gap:24px}.bf-hub main{padding:18px}.bf-section{padding:28px 0}.bf-section h2{font-size:26px}}