/* CHB_SCOPED_CSS */
body.chenhao-blog-home #content .ast-container { max-width: none; padding: 0; display: block; }
body.chenhao-blog-home #primary { margin: 0; padding: 0; }
body.chenhao-blog-home .site-content { background: #f8f8f6; }

html.chb-quote-popup-open,
body.chb-quote-popup-open {
  overflow: hidden;
}

body.chenhao-blog-home .chb-quote-popup[hidden] {
  display: none !important;
}

body.chenhao-blog-home .chb-quote-popup {
  position: fixed;
  inset: 0;
  z-index: 999999;
  display: grid;
  place-items: center;
  padding: 24px;
}

body.chenhao-blog-home .chb-quote-popup__backdrop {
  position: absolute;
  inset: 0;
  border: 0;
  padding: 0;
  background: rgba(12, 18, 28, .58);
  cursor: pointer;
}

body.chenhao-blog-home .chb-quote-popup__panel {
  position: relative;
  z-index: 1;
  width: min(760px, calc(100vw - 32px));
  max-height: calc(100vh - 48px);
  overflow: auto;
  padding: 34px;
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 26px 80px rgba(0, 0, 0, .28);
}

body.chenhao-blog-home .chb-quote-popup__close {
  position: absolute;
  top: 12px;
  right: 14px;
  width: 38px;
  height: 38px;
  border: 0;
  background: transparent;
  color: #111827;
  font-size: 30px;
  line-height: 1;
  cursor: pointer;
}

body.chenhao-blog-home .chb-quote-popup__close:hover,
body.chenhao-blog-home .chb-quote-popup__close:focus-visible {
  color: #135bb8;
}

body.chenhao-blog-home .chb-quote-popup .elementor-location-popup {
  display: block !important;
  margin: 0 !important;
}

body.chenhao-blog-home .chb-quote-popup .elementor-location-popup > .elementor-element,
body.chenhao-blog-home .chb-quote-popup .elementor-location-popup .e-con,
body.chenhao-blog-home .chb-quote-popup .elementor-location-popup .e-con-inner {
  max-width: none !important;
}

body.chenhao-blog-home .chb-quote-popup .elementor-heading-title {
  text-align: center;
}

body.chenhao-blog-home .chb-quote-popup .fluentform .ff-btn-submit,
body.chenhao-blog-home .chb-quote-popup .fluentform .ff-btn-submit:not(.ff_btn_no_style) {
  background: #1f66c2 !important;
  border-color: #1f66c2 !important;
  color: #fff !important;
}
body.chenhao-blog-home .chb-afn { color: #151719; background: #f8f8f6; font-family: "Inter", Arial, sans-serif; font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; }
.chb-afn {
  --afn-ink: #151719;
  --afn-muted: #666b70;
  --afn-blue: #135bb8;
  --afn-line: #d7dadd;
  --afn-paper: #f8f8f6;
  --afn-white: #ffffff;
  --afn-rail: 68px;
  --afn-copy: 440px;
}

.chb-afn * { box-sizing: border-box; }

.chb-afn { scroll-behavior: smooth; overflow-x: clip; }

.chb-afn {
  margin: 0;
  color: var(--afn-ink);
  background: var(--afn-paper);
  font-family: "Inter", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}

.chb-afn a { color: inherit; text-decoration: none; }
.chb-afn img { display: block; max-width: 100%; }
.chb-afn button, .chb-afn input { font: inherit; }

.chb-afn .screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.chb-afn .site-shell {
  width: min(100%, 1600px);
  margin: 0 auto;
  background: var(--afn-white);
  border-left: 1px solid var(--afn-line);
  border-right: 1px solid var(--afn-line);
}

.chb-afn .site-header {
  min-height: 102px;
  display: grid;
  grid-template-columns: minmax(310px, 1fr) auto minmax(265px, .72fr);
  align-items: center;
  gap: 36px;
  padding: 0 56px 0 74px;
  border-bottom: 1px solid var(--afn-line);
  background: rgba(255,255,255,.98);
  position: relative;
  z-index: 20;
}

.chb-afn .site-title {
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(28px, 2.2vw, 39px);
  font-weight: 600;
  line-height: .9;
  letter-spacing: -.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.chb-afn .primary-nav { display: flex; align-items: center; gap: clamp(28px, 4vw, 62px); }
.chb-afn .primary-nav a, .chb-afn .category-label, .chb-afn .read-link, .chb-afn .article-meta, .chb-afn .eyebrow {
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-weight: 600;
  letter-spacing: .09em;
  text-transform: uppercase;
}

.chb-afn .primary-nav a {
  font-size: 16px;
  line-height: 1;
  transition: color .2s ease;
}

.chb-afn .primary-nav a:hover, .chb-afn .primary-nav a:focus-visible { color: var(--afn-blue); }

.chb-afn .header-search {
  display: flex;
  align-items: center;
  min-width: 230px;
  padding-left: 38px;
  border-left: 1px solid var(--afn-line);
}

.chb-afn .header-search input[type="search"] {
  width: 100%;
  min-width: 0;
  padding: 10px 4px;
  border: 0;
  border-bottom: 1px solid #7a7e82;
  outline: 0;
  background: transparent;
  color: var(--afn-ink);
}

.chb-afn .header-search input[type="search"]:focus { border-bottom-color: var(--afn-blue); }

.chb-afn .search-submit {
  width: 42px;
  height: 42px;
  border: 0;
  background: transparent;
  color: var(--afn-ink);
  cursor: pointer;
}

.chb-afn .search-submit:hover, .chb-afn .search-submit:focus-visible { color: var(--afn-blue); }

.chb-afn .mobile-toggle { display: none; }

.chb-afn .hero {
  display: grid;
  grid-template-columns: var(--afn-rail) var(--afn-copy) minmax(0, 1fr);
  min-height: 560px;
  border-bottom: 1px solid var(--afn-line);
}

.chb-afn .hero-rail {
  position: relative;
  background: var(--afn-white);
  border-right: 1px solid var(--afn-line);
}

.chb-afn .hero-date {
  position: absolute;
  top: 150px;
  left: 50%;
  color: var(--afn-blue);
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  white-space: nowrap;
  transform: translateX(-50%) rotate(-90deg);
}

.chb-afn .hero-copy {
  padding: 58px 24px 48px 56px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  background: var(--afn-white);
}

.chb-afn .category-label { color: var(--afn-blue); font-size: 15px; }

.chb-afn .hero-title {
  margin: 28px 0 28px;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(50px, 3.6vw, 52px);
  font-weight: 400;
  line-height: 1.03;
  letter-spacing: -.05em;
}

.chb-afn .hero-excerpt {
  max-width: 330px;
  margin: 0 0 34px;
  color: #50555a;
  font-size: 18px;
  line-height: 1.55;
}

.chb-afn .read-link {
  width: fit-content;
  display: inline-flex;
  align-items: center;
  gap: 22px;
  padding: 8px 0 9px;
  color: var(--afn-blue);
  border-bottom: 1px solid var(--afn-blue);
  font-size: 15px;
}

.chb-afn .read-link .dashicons { transition: transform .2s ease; }
.chb-afn .read-link:hover .dashicons { transform: translateX(5px); }

.chb-afn .hero-media { min-width: 0; overflow: hidden; background: #dce2e8; position: relative; }
.chb-afn .hero-media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

.chb-afn .post-grid {
  min-height: 390px;
}

.chb-afn .post-grid-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-bottom: 1px solid var(--afn-line);
}

.chb-afn .post-card {
  min-width: 0;
  height: 590px;
  padding: 38px 40px 32px;
  border-right: 1px solid var(--afn-line);
  border-bottom: 1px solid var(--afn-line);
  display: flex;
  flex-direction: column;
  background: var(--afn-white);
}

.chb-afn .post-card:nth-child(3n) { border-right: 0; }

.chb-afn .post-card-image {
  display: block;
  height: 270px;
  flex: 0 0 auto;
  margin: 14px 0 26px;
  overflow: hidden;
  background: #eceff1;
  border: 1px solid var(--afn-line);
}

.chb-afn .post-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.9) contrast(1.04);
  transition: transform .35s ease, filter .35s ease;
}

.chb-afn .post-card-image:hover img, .chb-afn .post-card-image:focus-visible img {
  transform: scale(1.035);
  filter: saturate(1) contrast(1.02);
}

.chb-afn .post-card h2 {
  margin: 0;
  min-height: 2.2em;
  max-height: 2.2em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(31px, 2.5vw, 42px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -.025em;
}

.chb-afn .post-card h2 a:hover, .chb-afn .post-card h2 a:focus-visible { color: var(--afn-blue); }

.chb-afn .post-card p {
  margin: 0;
  max-width: 340px;
  min-height: 4.65em;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow: hidden;
  color: var(--afn-muted);
  line-height: 1.55;
}

.chb-afn .article-meta {
  margin-top: auto;
  padding-top: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  color: var(--afn-blue);
  font-size: 13px;
}

.chb-afn .pagination-row {
  display: grid;
  grid-template-columns: var(--afn-rail) minmax(0, 1fr);
  min-height: 86px;
  border-bottom: 1px solid var(--afn-line);
}
.chb-afn .pagination-rail { border-right: 1px solid var(--afn-line); }
.chb-afn .post-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 32px;
}
.chb-afn .post-pagination .page-numbers {
  min-width: 42px;
  height: 42px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--afn-line);
  color: #5f656b;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 16px;
  font-weight: 500;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.chb-afn .post-pagination .page-numbers:hover, .chb-afn .post-pagination .page-numbers:focus-visible, .chb-afn .post-pagination .page-numbers.current {
  border-color: var(--afn-blue);
  background: var(--afn-blue);
  color: #fff;
}
.chb-afn .post-pagination .page-numbers:focus-visible { outline: 2px solid var(--afn-blue); outline-offset: 3px; }

.chb-afn .archive-wrap, .chb-afn .single-wrap {
  max-width: 1160px;
  margin: 0 auto;
  padding: 70px 48px 90px;
}

.chb-afn .archive-header { padding-bottom: 34px; border-bottom: 1px solid var(--afn-line); }
.chb-afn .archive-title, .chb-afn .single-title {
  margin: 12px 0 0;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: clamp(50px, 7vw, 92px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -.04em;
}

.chb-afn .archive-list article {
  display: grid;
  grid-template-columns: 130px 1fr auto;
  align-items: start;
  gap: 34px;
  padding: 34px 0;
  border-bottom: 1px solid var(--afn-line);
}

.chb-afn .archive-list h2 {
  margin: 0 0 10px;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 38px;
  font-weight: 400;
  line-height: 1.1;
}

.chb-afn .single-wrap { max-width: 1440px; }
.chb-afn .single-header { max-width: 960px; margin: 0 auto 44px; }
.chb-afn .single-meta { margin-top: 24px; color: var(--afn-blue); }
.chb-afn .single-featured { height: min(52vw, 680px); margin: 0 calc(50% - 50vw) 46px; overflow: hidden; }
.chb-afn .single-featured img { width: 100%; height: 100%; object-fit: cover; }
.chb-afn .single-layout {
  position: relative;
  display: block;
  min-width: 0;
}
.chb-afn .article-sidebar {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: min(230px, calc((100% - 740px) / 2 - 32px));
  min-width: 0;
}
.chb-afn .article-sidebar-inner {
  position: sticky;
  top: 28px;
  padding-top: 18px;
  border-top: 2px solid var(--afn-blue);
}
.chb-afn .product-sidebar {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  width: min(230px, calc((100% - 740px) / 2 - 32px));
  min-width: 0;
}
.chb-afn .product-sidebar-heading {
  padding: 18px 0 15px;
  border-top: 2px solid var(--afn-blue);
  border-bottom: 1px solid var(--afn-line);
}
.chb-afn .product-sidebar-heading h2, .chb-afn .sidebar-contact h2 {
  margin: 7px 0 0;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 31px;
  font-weight: 500;
  line-height: 1;
  letter-spacing: -.025em;
}
.chb-afn .product-category-list { display: block; }
.chb-afn .product-category {
  position: relative;
  display: block;
  padding: 14px 0 13px;
  border-bottom: 1px solid var(--afn-line);
  color: var(--afn-ink);
}
.chb-afn .product-category-image {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  margin-bottom: 10px;
  overflow: hidden;
  background: #eef0f2;
}
.chb-afn .product-category-image::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 1px solid rgba(18, 32, 45, .08);
  pointer-events: none;
}
.chb-afn .product-category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(.82) contrast(.98);
  transition: transform .35s ease, filter .35s ease;
}
.chb-afn .product-category-name {
  display: block;
  padding-right: 28px;
  font-family: "Barlow Condensed", "Arial Narrow", sans-serif;
  font-size: 19px;
  font-weight: 500;
  line-height: 1.1;
}
.chb-afn .product-category-arrow {
  position: absolute;
  right: 0;
  bottom: 11px;
  color: var(--afn-blue);
  font-size: 18px;
  transition: transform .2s ease;
}
.chb-afn .product-category:hover .product-category-image img, .chb-afn .product-category:focus-visible .product-category-image img { transform: scale(1.035); filter: saturate(1) contrast(1); }
.chb-afn .product-category:hover .product-category-arrow, .chb-afn .product-category:focus-visible .product-category-arrow { transform: translateX(4px); }
.chb-afn .product-category:focus-visible { outline: 2px solid var(--afn-blue); outline-offset: 3px; }
.chb-afn .sidebar-contact {
  position: sticky;
  top: 28px;
  margin-top: 34px;
  padding: 19px 0 0;
  border-top: 2px solid var(--afn-blue);
}
.chb-afn .sidebar-contact-copy {
  margin: 14px 0 20px;
  color: #666b70;
  font-size: 13px;
  line-height: 1.55;
}
.chb-afn .form-status {
  margin: 0 0 18px;
  padding: 11px 12px;
  border-left: 2px solid var(--afn-blue);
  background: #f3f6fa;
  font-size: 12px;
  line-height: 1.45;
}
.chb-afn .form-status.is-error { border-left-color: #a43f35; background: #fbf3f2; }
.chb-afn .sidebar-contact-form { display: grid; gap: 14px; }
.chb-afn .sidebar-contact-form label { display: grid; gap: 6px; }
.chb-afn .sidebar-contact-form label > span {
  color: #545a60;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.chb-afn .sidebar-contact-form input, .chb-afn .sidebar-contact-form textarea {
  width: 100%;
  padding: 10px 0;
  border: 0;
  border-bottom: 1px solid #aeb4ba;
  border-radius: 0;
  background: transparent;
  color: var(--afn-ink);
  font: inherit;
  font-size: 14px;
  line-height: 1.35;
}
.chb-afn .sidebar-contact-form textarea { min-height: 108px; resize: vertical; }
.chb-afn .sidebar-contact-form input:focus, .chb-afn .sidebar-contact-form textarea:focus { outline: 0; border-bottom-color: var(--afn-blue); box-shadow: 0 1px 0 var(--afn-blue); }
.chb-afn .sidebar-contact-form button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  margin-top: 5px;
  padding: 13px 15px;
  border: 1px solid var(--afn-blue);
  border-radius: 0;
  background: var(--afn-blue);
  color: #fff;
  font: 600 14px/1 "Inter", Arial, sans-serif;
  cursor: pointer;
  transition: background .2s ease, color .2s ease;
}
.chb-afn .sidebar-contact-form button:hover, .chb-afn .sidebar-contact-form button:focus-visible { background: #fff; color: var(--afn-blue); }
.chb-afn .sidebar-contact-form button:focus-visible { outline: 2px solid var(--afn-blue); outline-offset: 3px; }
.chb-afn .contact-honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.chb-afn .article-toc { margin-top: 18px; }
.chb-afn .toc-link {
  display: block;
  padding: 7px 0 7px 14px;
  border-left: 1px solid var(--afn-line);
  color: #666b70;
  font-size: 14px;
  line-height: 1.35;
  transition: color .2s ease, border-color .2s ease;
}
.chb-afn .toc-link:hover, .chb-afn .toc-link:focus-visible, .chb-afn .toc-link[aria-current="location"] {
  color: var(--afn-blue);
  border-left-color: var(--afn-blue);
}
.chb-afn .toc-link-child { padding-left: 26px; font-size: 13px; }
.chb-afn .single-content { width: 100%; min-width: 0; max-width: 740px; margin: 0 auto; font-size: 18px; line-height: 1.8; }
.chb-afn .single-content h2, .chb-afn .single-content h3 { font-family: "Barlow Condensed", "Arial Narrow", sans-serif; line-height: 1.15; }
.chb-afn .single-content h2 { margin-top: 52px; font-size: 44px; }
.chb-afn .single-content h3 { margin-top: 38px; font-size: 32px; }
.chb-afn .single-content h2, .chb-afn .single-content h3 { scroll-margin-top: 24px; }
.chb-afn .single-content .article-lead {
  margin-top: 0;
  color: #41464a;
  font-size: 22px;
  line-height: 1.55;
}
.chb-afn .single-content .key-points {
  margin: 34px 0;
  padding: 24px 28px;
  background: #f3f6fa;
  border-left: 3px solid var(--afn-blue);
}
.chb-afn .single-content .key-points strong { display: block; margin-bottom: 8px; }
.chb-afn .single-content figure { margin: 38px 0; }
.chb-afn .single-content figure img { width: 100%; height: auto; }
.chb-afn .single-content figcaption {
  margin-top: 10px;
  color: #74797e;
  font-size: 13px;
  line-height: 1.5;
}
.chb-afn .single-content .table-scroll { width: 100%; max-width: 100%; margin: 34px 0; overflow-x: auto; }
.chb-afn .single-content table { width: 100%; border-collapse: collapse; font-size: 15px; line-height: 1.45; }
.chb-afn .single-content th, .chb-afn .single-content td { padding: 14px 12px; border-bottom: 1px solid var(--afn-line); text-align: left; vertical-align: top; }
.chb-afn .single-content th { color: var(--afn-blue); font-family: "Barlow Condensed", "Arial Narrow", sans-serif; font-size: 16px; letter-spacing: .04em; text-transform: uppercase; }
.chb-afn .single-content ul { padding-left: 1.25em; }
.chb-afn .single-content li { margin-bottom: 10px; }

.chb-afn .empty-state { padding: 80px 0; }
.chb-afn .site-footer {
  padding: 24px 56px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: #6b7075;
  border-top: 1px solid var(--afn-line);
  background: var(--afn-white);
  font-size: 13px;
}

@media (max-width: 1120px) {
  .chb-afn { --afn-copy: 390px; }
  .chb-afn .site-header { grid-template-columns: 1fr auto; padding: 0 30px; }
  .chb-afn .primary-nav { display: none; }
  .chb-afn .header-search { justify-self: end; }
  .chb-afn .hero-copy { padding-left: 42px; padding-right: 42px; }
  .chb-afn .post-card { padding-left: 28px; padding-right: 28px; }
}

@media (max-width: 760px) {
  .chb-afn { --afn-rail: 0px; }
  .chb-afn .site-shell { border: 0; }
  .chb-afn .site-header {
    min-height: 76px;
    grid-template-columns: 1fr auto;
    gap: 16px;
    padding: 0 20px;
  }
  .chb-afn .site-title { font-size: 27px; white-space: normal; }
  .chb-afn .mobile-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 0;
    background: transparent;
    cursor: pointer;
  }
  .chb-afn .primary-nav {
    display: none;
    position: absolute;
    top: 76px;
    left: 0;
    right: 0;
    padding: 26px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 24px;
    background: var(--afn-white);
    border-bottom: 1px solid var(--afn-line);
  }
  .chb-afn .site-header.nav-open .primary-nav { display: flex; }
  .chb-afn .header-search {
    display: none;
    position: absolute;
    top: 272px;
    left: 0;
    right: 0;
    padding: 16px 20px 24px;
    background: var(--afn-white);
    border: 0;
    border-bottom: 1px solid var(--afn-line);
  }
  .chb-afn .site-header.nav-open .header-search { display: flex; }
  .chb-afn .hero { display: flex; flex-direction: column; }
  .chb-afn .hero-rail { display: none; }
  .chb-afn .hero-copy { order: 2; padding: 34px 22px 40px; }
  .chb-afn .hero-title { margin: 18px 0; font-size: 49px; }
  .chb-afn .hero-excerpt { font-size: 16px; }
  .chb-afn .hero-media { order: 1; height: 330px; }
  .chb-afn .post-grid { display: block; }
  .chb-afn .post-grid-cards { display: block; }
  .chb-afn .post-card {
    height: auto;
    min-height: 0;
    padding: 32px 22px;
    border-right: 0;
    border-bottom: 1px solid var(--afn-line);
  }
  .chb-afn .post-card-image { height: auto; aspect-ratio: 5 / 3; }
  .chb-afn .pagination-row { display: block; }
  .chb-afn .pagination-rail { display: none; }
  .chb-afn .post-pagination { flex-wrap: wrap; padding: 22px; }
  .chb-afn .post-card h2 { font-size: 36px; }
  .chb-afn .post-card h2, .chb-afn .post-card p { min-height: 0; }
  .chb-afn .archive-wrap, .chb-afn .single-wrap { padding: 46px 22px 70px; }
  .chb-afn .archive-list article { grid-template-columns: 1fr; gap: 10px; }
  .chb-afn .single-featured { height: 330px; margin-left: -22px; margin-right: -22px; }
  .chb-afn .site-footer { padding: 22px; flex-direction: column; }
}

@media (max-width: 1180px) {
  .chb-afn .single-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 30px; }
  .chb-afn .article-sidebar { position: static; width: auto; }
  .chb-afn .article-sidebar-inner { position: static; }
  .chb-afn .article-toc { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .chb-afn .single-content { max-width: none; }
  .chb-afn .product-sidebar { position: static; width: auto; margin-top: 18px; }
  .chb-afn .product-category-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 22px; }
  .chb-afn .sidebar-contact { position: static; max-width: 740px; }
  .chb-afn .sidebar-contact-form { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 24px; }
  .chb-afn .contact-message-field, .chb-afn .sidebar-contact-form button { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .chb-afn .article-toc { grid-template-columns: 1fr; }
  .chb-afn .single-content .article-lead { font-size: 19px; }
  .chb-afn .single-content h2 { font-size: 38px; }
  .chb-afn .product-category-list { grid-template-columns: 1fr; }
  .chb-afn .sidebar-contact-form { grid-template-columns: 1fr; }
  .chb-afn .contact-message-field, .chb-afn .sidebar-contact-form button { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  .chb-afn .product-category-image img, .chb-afn .product-category-arrow { transition: none; }
}