.cca-home-page {
  --bn-ink: #193130;
  --bn-green: #206459;
  --bn-deep: #183c39;
  --bn-paper: #eff3f0;
  --bn-line: #d3e0da;
  margin: 0;
  color: var(--bn-ink);
  background: var(--bn-paper);
  font-family: "Segoe UI", "Microsoft YaHei", "PingFang SC", sans-serif;
  font-size: 16px;
}

.bn-width { width: min(1240px, calc(100% - 64px)); margin-inline: auto; }
.cca-home-page :is(a, summary, button) { touch-action: manipulation; }
.cca-home-page :is(a, summary, button, input):focus-visible { outline: 3px solid #b25300; outline-offset: 3px; }
.cca-home-page :is(h1, h2, p, ul) { margin: 0; }
.cca-home-page a { color: inherit; }
.bn-icon { display: block; flex: none; }
[dir="rtl"] .bn-icon { transform: scaleX(-1); }

.bn-header { position: relative; z-index: 2; background: #fff; }
.bn-header-inner { display: flex; min-height: 72px; gap: 20px; align-items: center; justify-content: space-between; }
.bn-brand { display: inline-flex; gap: 9px; align-items: center; text-decoration: none; flex: none; }
.bn-brand .brandtext { max-width: 140px; font-size: 15px; line-height: 1.2; font-weight: 700; }
.bn-nav { display: flex; align-items: center; justify-content: center; gap: 4px; }
.bn-nav a, .bn-signin { display: inline-flex; align-items: center; min-height: 44px; padding: 6px 9px; text-decoration: none; font-size: 14px; line-height: 1.25; font-weight: 600; }
.bn-nav a:hover, .bn-signin:hover { color: var(--bn-green); background: var(--bn-paper); }
.bn-header-actions { display: flex; flex: none; align-items: center; gap: 8px; }
.bn-signin { border: 1px solid var(--bn-line); border-radius: 8px; text-align: center; }
.bn-disclosure { position: relative; }
.bn-disclosure summary { min-height: 44px; display: flex; align-items: center; gap: 6px; padding: 0 8px; list-style: none; cursor: pointer; font-size: 14px; }
.bn-disclosure summary::-webkit-details-marker { display: none; }
.bn-disclosure nav { position: absolute; inset-block-start: calc(100% + 5px); inset-inline-end: 0; display: grid; width: min(315px, calc(100vw - 32px)); max-height: min(70svh, 510px); overflow: auto; border: 1px solid var(--bn-line); border-radius: 8px; background: #fff; padding: 6px; }
.bn-disclosure:not([open]) nav { display: none; }
.bn-disclosure .bn-languages { grid-template-columns: 1fr 1fr; }
.bn-disclosure nav a { display: grid; align-content: center; min-height: 44px; padding: 6px 9px; text-decoration: none; line-height: 1.3; }
.bn-disclosure nav a:is(:hover, [aria-current]) { color: var(--bn-green); background: var(--bn-paper); }
.bn-mobile { display: none; }

.bn-home-content { padding-block: clamp(18px, 3.4vw, 44px) 36px; }
.cca-home-page p.bn-preview { margin-block-end: 12px; color: #435e59; font-size: 13px; font-weight: 650; }
.bn-entry-board, .bn-browse-board { display: grid; gap: 10px; }
.bn-entry-board { grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); }
.bn-browse-board { grid-template-columns: minmax(0, 1.65fr) minmax(0, 1fr); margin-block-start: 10px; }
.bn-lead, .bn-opportunity, .bn-product-index, .bn-resources {
  min-width: 0;
  padding: clamp(22px, 3.3vw, 42px);
  border-radius: 8px;
}
.bn-lead { background: var(--bn-deep); color: #fff; }
.bn-lead h1 { max-width: 19ch; font-size: clamp(2.5rem, 4.2vw, 4.15rem); font-weight: 680; letter-spacing: -.035em; line-height: 1.08; text-wrap: balance; }
.bn-lead p { max-width: 55ch; margin-block: 18px 22px; color: #dcece6; font-size: clamp(1rem, 1.48vw, 1.2rem); line-height: 1.55; }
.bn-lead :is(a, button, input):focus-visible { outline-color: #ffd398; }
.bn-search {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  padding: 5px 5px 5px 13px;
  border-radius: 8px;
  background: #fff;
  color: var(--bn-ink);
}
[dir="rtl"] .bn-search { padding-inline: 13px 5px; }
.bn-search input { min-width: 0; min-height: 43px; width: 100%; padding: 6px 0; border: 0; color: var(--bn-ink); background: transparent; font-size: 16px; }
.bn-search input::placeholder { color: #4d6461; opacity: 1; }
.bn-search button {
  min-height: 43px;
  max-width: 21ch;
  padding: 8px 12px;
  border: 0;
  border-radius: 6px;
  background: #e2efe2;
  color: #193130;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.25;
  cursor: pointer;
}
.bn-search button:hover { background: #cfe5d4; }
.bn-search :is(input,button):focus-visible { outline-color: #b25300; outline-offset: 1px; }
.bn-visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.bn-directory-links, .bn-membership-links { display: flex; flex-wrap: wrap; gap: 0 18px; margin-block-start: 9px; }
.bn-directory-links a, .bn-membership-links a { display: inline-flex; align-items: center; gap: 5px; min-height: 44px; font-size: 14px; line-height: 1.35; text-underline-offset: .22em; }
.cca-home-page #main .bn-directory-links a { color: #edf7ef; }
.bn-opportunity { display: flex; flex-direction: column; align-items: flex-start; justify-content: center; background: #e3ede7; }
.bn-opportunity h2 { font-size: clamp(1.7rem, 2.5vw, 2.4rem); font-weight: 680; letter-spacing: -.026em; line-height: 1.12; text-wrap: balance; }
.bn-opportunity p { margin-block: 14px 18px; max-width: 48ch; color: #435e59; line-height: 1.5; }
.bn-hero-actions { display: flex; align-items: stretch; flex-wrap: wrap; gap: 8px; }
.bn-button { display: inline-flex; align-items: center; justify-content: space-between; min-height: 44px; gap: 8px; padding: 9px 12px; border: 1px solid transparent; border-radius: 8px; font-size: 14px; line-height: 1.25; font-weight: 650; }
.cca-home-page #main a.bn-primary { background: var(--bn-green); color: #fff; text-decoration: none; }
.cca-home-page #main a.bn-primary:hover { background: #164d45; }
.cca-home-page #main a.bn-secondary { border-color: #6c8a80; background: #f7faf7; text-decoration: none; }
.cca-home-page #main a.bn-secondary:hover { background: #fff; }
.bn-membership-links { margin-block-start: 14px; }
.cca-home-page #main .bn-membership-links a { color: #234e45; }

.bn-product-index, .bn-resources { background: #fff; }
.bn-resources { align-self: start; }
.bn-product-index > div { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 5px 18px; margin-block-end: 14px; }
.bn-product-index h2, .bn-resources h2 { font-size: clamp(1.4rem, 2.1vw, 1.9rem); font-weight: 670; letter-spacing: -.02em; line-height: 1.24; }
.bn-product-index > div a { display: inline-flex; align-items: center; min-height: 44px; gap: 7px; font-size: 14px; text-underline-offset: .24em; }
.bn-product-group { border-block-start: 1px solid var(--bn-line); }
.bn-product-group summary, .bn-resource-row a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 48px;
  gap: 12px;
  padding: 8px 0;
  font-weight: 650;
  line-height: 1.35;
}
.bn-product-group summary { cursor: pointer; list-style: none; }
.bn-product-group summary::-webkit-details-marker { display: none; }
.bn-product-group summary:is(:hover, :focus-visible), .bn-resource-row a:hover { color: var(--bn-green); }
.bn-product-group[open] summary .bn-icon { transform: rotate(180deg); }
.bn-product-options { max-block-size: min(34svh, 270px); overflow-y: auto; overscroll-behavior-y: contain; scrollbar-gutter: stable; padding-inline: 10px; background: #f4f8f5; border-radius: 8px; }
.bn-product-options ul { margin: 0; padding: 0; list-style: none; }
.bn-product-options > ul > li > a { font-weight: 650; }
.bn-product-options .bn-product-children { margin-inline-start: 13px; padding-inline-start: 10px; border-inline-start: 1px solid var(--bn-line); }
.cca-home-page #main .bn-product-group li a { display: flex; justify-content: space-between; align-items: center; gap: 12px; min-height: 44px; text-underline-offset: .22em; }
.bn-product-group li:not(:first-child) { border-block-start: 1px solid var(--bn-line); }
.bn-resources h2 { margin-block-end: 14px; }
.bn-resource-row { border-block-start: 1px solid var(--bn-line); padding-block: 4px; }
.cca-home-page #main .bn-resource-row a { text-decoration: none; }
.bn-resource-row p { color: #435e59; line-height: 1.45; padding-block-end: 9px; }
.cca-home-page .bn-footer { background: var(--bn-deep); color: #f5f9f6; margin: 0; padding: 0; }
.bn-footer-inner, .bn-footer nav { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px; }
.bn-footer-inner { justify-content: space-between; padding-block: 18px; }
.cca-home-page .bn-footer nav a { min-height: 44px; display: inline-flex; align-items: center; color: #f5f9f6; text-decoration: none; }
.bn-footer nav a:hover { text-decoration: underline; }

@media (max-width: 1100px) {
  .bn-nav { display: none; }
  .bn-mobile { display: block; }
}

@media (max-width: 780px) {
  .bn-width { width: calc(100% - 40px); }
  .bn-entry-board, .bn-browse-board { grid-template-columns: minmax(0, 1fr); }
  .bn-lead h1 { max-width: 21ch; }
}

@media (max-width: 520px) {
  .bn-width { width: calc(100% - 32px); }
  .bn-header-inner { min-height: 64px; gap: 8px; }
  .bn-header-actions { gap: 1px; min-width: 0; }
  .bn-brand { gap: 6px; }
  .bn-brand .brandtext { max-width: 86px; font-size: 13px; }
  .bn-locale-name { display: none; }
  .bn-mobile nav, .bn-disclosure .bn-languages { position: fixed; inset: 62px 16px auto; width: auto; }
  .bn-signin { max-width: 126px; padding-inline: 5px; font-size: 13px; overflow-wrap: anywhere; }
  .bn-lead, .bn-opportunity, .bn-product-index, .bn-resources { padding: 20px; }
  .bn-lead h1 { max-width: none; font-size: clamp(1.8rem, 8vw, 2.7rem); }
  .bn-lead p { margin-block: 13px 16px; }
  .bn-search { grid-template-columns: auto minmax(0, 1fr); padding: 7px 9px; }
  .bn-search button { grid-column: 1 / -1; max-width: none; }
  .bn-directory-links, .bn-membership-links { gap: 0 10px; }
  .bn-directory-links a, .bn-membership-links a { min-height: 44px; }
  .bn-footer-inner { gap: 7px; }
  .bn-footer nav { gap: 0 16px; }
}