/* Header section — desktop mega menu and mobile accordion. */
.bgn-site-header {
  isolation: isolate;
}

.bgn-site-header__inner {
  position: relative;
  z-index: 2;
}

.bgn-site-header__brand {
  gap: 10px;
  text-decoration: none;
}

.bgn-site-header__brand-mark {
  display: inline-grid;
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  place-items: center;
  border: 2px solid rgba(255, 255, 255, 0.72);
  border-radius: 50%;
  background: var(--bgn-yellow);
  color: #063f70;
  font-size: 1rem;
  font-weight: 900;
  line-height: 1;
}

.bgn-site-header__brand-name {
  max-width: 162px;
}

.bgn-site-header__nav-item {
  display: flex;
  align-items: center;
}

.bgn-site-header__nav-trigger {
  gap: 5px;
  padding: 0;
  border: 0;
  background: transparent;
  font-family: inherit;
  cursor: pointer;
}

.bgn-site-header__nav-trigger[aria-expanded="true"] {
  color: var(--bgn-yellow);
}

.bgn-site-header__nav-trigger[aria-expanded="true"]::after {
  transform: scaleX(1);
  transform-origin: left center;
}

.bgn-site-header__nav-chevron {
  width: 15px;
  height: 15px;
  flex: 0 0 auto;
  transition: transform 180ms ease;
}

.bgn-site-header__nav-trigger[aria-expanded="true"] .bgn-site-header__nav-chevron {
  transform: rotate(180deg);
}

.bgn-site-header__menu-button {
  gap: 8px;
  width: auto;
  min-width: 46px;
  padding-inline: 12px;
}

.bgn-site-header__menu-label {
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* Desktop mega panels */
.bgn-mega-menu {
  position: absolute;
  z-index: 1;
  top: 100%;
  right: 0;
  left: 0;
}

.bgn-mega-menu__panel[hidden] {
  display: none !important;
}

.bgn-mega-menu__panel {
  max-height: calc(100vh - var(--bgn-header-height) - 24px);
  overflow: auto;
  border-top: 3px solid var(--bgn-yellow);
  border-bottom: 1px solid #dbe5ec;
  background: #fff;
  box-shadow: 0 22px 48px rgba(5, 42, 72, 0.18);
  animation: bgn-mega-panel-in 200ms var(--bgn-ease) both;
}

.bgn-mega-menu__inner {
  display: grid;
  gap: clamp(24px, 3vw, 42px);
  padding-block: 32px 36px;
}

.bgn-mega-menu__inner--services {
  grid-template-columns: minmax(210px, 0.82fr) minmax(390px, 1.55fr) minmax(250px, 0.9fr);
}

.bgn-mega-menu__inner--brands {
  grid-template-columns: minmax(220px, 0.72fr) minmax(610px, 2.1fr);
}

.bgn-mega-menu__intro {
  align-self: start;
  padding-right: 8px;
}

.bgn-mega-menu__eyebrow {
  display: flex;
  align-items: center;
  gap: 9px;
  margin: 0 0 12px;
  color: #d9452e;
  font-size: 0.73rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.bgn-mega-menu__eyebrow::before {
  width: 28px;
  height: 3px;
  background: var(--bgn-yellow);
  content: "";
}

.bgn-mega-menu__intro h2 {
  margin: 0;
  color: #063f70;
  font-size: clamp(1.28rem, 1.8vw, 1.72rem);
  line-height: 1.12;
  letter-spacing: -0.035em;
}

.bgn-mega-menu__intro > p:not(.bgn-mega-menu__eyebrow),
.bgn-mega-menu__description {
  margin: 14px 0 0;
  color: #536677;
  font-size: 0.9rem;
  line-height: 1.65;
}

.bgn-mega-menu__description > :first-child { margin-top: 0; }
.bgn-mega-menu__description > :last-child { margin-bottom: 0; }

.bgn-mega-menu__all-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  margin-top: 20px;
  color: #044c84;
  font-size: 0.82rem;
  font-weight: 850;
  text-decoration: none;
}

.bgn-mega-menu__all-link::after {
  position: absolute;
  content: none;
}

.bgn-mega-menu__all-link .bgn-button__icon {
  width: 18px;
  height: 18px;
  transition: transform 180ms ease;
}

.bgn-mega-menu__all-link:hover,
.bgn-mega-menu__all-link:focus-visible {
  color: #d9452e;
}

.bgn-mega-menu__all-link:hover .bgn-button__icon,
.bgn-mega-menu__all-link:focus-visible .bgn-button__icon {
  transform: translateX(3px);
}

.bgn-mega-menu__service-list {
  display: grid;
  align-content: start;
  border-top: 1px solid #dbe5ec;
}

.bgn-mega-menu__service-card {
  display: grid;
  grid-template-columns: 46px minmax(0, 1fr) 20px;
  gap: 14px;
  align-items: center;
  min-height: 94px;
  padding: 14px 12px 14px 0;
  border-bottom: 1px solid #dbe5ec;
  color: #1c2a37;
  text-decoration: none;
  transition: color 180ms ease, background-color 180ms ease, padding 180ms ease;
}

.bgn-mega-menu__service-card:hover,
.bgn-mega-menu__service-card:focus-visible {
  padding-left: 10px;
  background: #f5f8fb;
  color: #044c84;
}

.bgn-mega-menu__service-icon {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border-radius: 50%;
  background: #044c84;
  color: #fff;
}

.bgn-mega-menu__service-card:nth-child(2) .bgn-mega-menu__service-icon {
  background: #d9452e;
}

.bgn-mega-menu__service-card:nth-child(3) .bgn-mega-menu__service-icon {
  background: var(--bgn-yellow);
  color: #063f70;
}

.bgn-mega-menu__service-icon .bgn-icon {
  width: 21px;
  height: 21px;
}

.bgn-mega-menu__service-copy {
  display: grid;
  min-width: 0;
}

.bgn-mega-menu__service-copy small,
.bgn-mega-menu__brand-copy small,
.bgn-mega-menu__feature-copy small {
  color: #d9452e;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  line-height: 1.3;
  text-transform: uppercase;
}

.bgn-mega-menu__service-copy strong {
  margin-top: 2px;
  font-size: 0.98rem;
  line-height: 1.25;
}

.bgn-mega-menu__service-copy > span {
  display: -webkit-box;
  overflow: hidden;
  margin-top: 4px;
  color: #647484;
  font-size: 0.78rem;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 1;
}

.bgn-mega-menu__item-arrow {
  width: 18px;
  height: 18px;
  color: #94a6b5;
  transition: color 180ms ease, transform 180ms ease;
}

.bgn-mega-menu__service-card:hover .bgn-mega-menu__item-arrow,
.bgn-mega-menu__service-card:focus-visible .bgn-mega-menu__item-arrow,
.bgn-mega-menu__brand-card:hover .bgn-mega-menu__item-arrow,
.bgn-mega-menu__brand-card:focus-visible .bgn-mega-menu__item-arrow {
  color: #d9452e;
  transform: translateX(3px);
}

.bgn-mega-menu__feature {
  position: relative;
  min-height: 292px;
  overflow: hidden;
  border-radius: 8px;
  background: #063f70;
  color: #fff;
  text-decoration: none;
}

.bgn-mega-menu__feature-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 360ms var(--bgn-ease);
}

.bgn-mega-menu__feature-shade {
  position: absolute;
  inset: 0;
  background: rgba(4, 49, 84, 0.42);
}

.bgn-mega-menu__feature-copy {
  position: absolute;
  right: 14px;
  bottom: 14px;
  left: 14px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 38px;
  gap: 5px 10px;
  align-items: center;
  padding: 14px;
  border-left: 3px solid var(--bgn-yellow);
  background: rgba(4, 76, 132, 0.92);
}

.bgn-mega-menu__feature-copy small {
  grid-column: 1 / -1;
  color: var(--bgn-yellow);
}

.bgn-mega-menu__feature-copy strong {
  font-size: 1rem;
  line-height: 1.3;
}

.bgn-mega-menu__feature-arrow {
  width: 22px;
  height: 22px;
  justify-self: end;
  transition: transform 180ms ease;
}

.bgn-mega-menu__feature:hover .bgn-mega-menu__feature-image,
.bgn-mega-menu__feature:focus-visible .bgn-mega-menu__feature-image {
  transform: scale(1.02);
}

.bgn-mega-menu__feature:hover .bgn-mega-menu__feature-arrow,
.bgn-mega-menu__feature:focus-visible .bgn-mega-menu__feature-arrow {
  transform: translateX(3px);
}

.bgn-mega-menu__brand-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.bgn-mega-menu__brand-card {
  display: grid;
  grid-template-columns: 82px minmax(0, 1fr) 18px;
  gap: 12px;
  align-items: center;
  min-height: 105px;
  padding: 10px;
  border: 1px solid #dbe5ec;
  border-radius: 7px;
  background: #fff;
  color: #1c2a37;
  text-decoration: none;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}

.bgn-mega-menu__brand-card:hover,
.bgn-mega-menu__brand-card:focus-visible {
  border-color: #97b8d0;
  box-shadow: 0 10px 26px rgba(4, 76, 132, 0.1);
  transform: translateY(-1px);
}

.bgn-mega-menu__brand-visual {
  width: 82px;
  height: 82px;
  overflow: hidden;
  border-radius: 5px;
  background: #eef3f6;
}

.bgn-mega-menu__brand-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms var(--bgn-ease);
}

.bgn-mega-menu__brand-card:hover .bgn-mega-menu__brand-image,
.bgn-mega-menu__brand-card:focus-visible .bgn-mega-menu__brand-image {
  transform: scale(1.025);
}

.bgn-mega-menu__brand-copy {
  display: grid;
  min-width: 0;
}

.bgn-mega-menu__brand-copy small {
  overflow: hidden;
  color: #6c7d8b;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bgn-mega-menu__brand-copy strong {
  margin-top: 4px;
  color: #063f70;
  font-size: 0.95rem;
  line-height: 1.2;
}

/* Mobile navigation */
.bgn-mobile-drawer__accordion-trigger {
  display: flex;
  width: 100%;
  min-height: 56px;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #063f70;
  font-family: inherit;
  font-size: 0.94rem;
  font-weight: 800;
  letter-spacing: 0.035em;
  text-align: left;
  text-transform: uppercase;
  cursor: pointer;
}

.bgn-mobile-drawer__accordion-icon {
  width: 18px;
  height: 18px;
  transition: transform 180ms ease;
}

.bgn-mobile-drawer__accordion-trigger[aria-expanded="true"] {
  color: #d9452e;
}

.bgn-mobile-drawer__accordion-trigger[aria-expanded="true"] .bgn-mobile-drawer__accordion-icon {
  transform: rotate(180deg);
}

.bgn-mobile-drawer__accordion-panel[hidden] {
  display: none !important;
}

.bgn-mobile-drawer__accordion-panel {
  padding-bottom: 12px;
}

.bgn-mobile-drawer__subnav {
  display: grid;
  gap: 6px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.bgn-mobile-drawer__subnav a {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  gap: 11px;
  align-items: center;
  min-height: 58px;
  padding: 8px 10px;
  border-radius: 5px;
  background: #f3f7fa;
  color: #243340;
  text-decoration: none;
}

.bgn-mobile-drawer__subnav-icon {
  display: grid;
  width: 38px;
  height: 38px;
  place-items: center;
  border-radius: 50%;
  background: #044c84;
  color: #fff;
}

.bgn-mobile-drawer__subnav-icon .bgn-icon {
  width: 18px;
  height: 18px;
}

.bgn-mobile-drawer__subnav a > span:last-child {
  display: grid;
}

.bgn-mobile-drawer__subnav strong {
  color: #063f70;
  font-size: 0.88rem;
  line-height: 1.25;
}

.bgn-mobile-drawer__subnav small {
  margin-top: 2px;
  color: #6c7d8b;
  font-size: 0.7rem;
  line-height: 1.3;
}

.bgn-mobile-drawer__subnav--brands {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.bgn-mobile-drawer__subnav--brands a {
  grid-template-columns: 48px minmax(0, 1fr);
  padding: 6px;
}

.bgn-mobile-drawer__brand-visual {
  width: 48px;
  height: 48px;
  overflow: hidden;
  border-radius: 4px;
  background: #eaf0f4;
}

.bgn-mobile-drawer__brand-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bgn-mobile-drawer__nav-link {
  justify-content: space-between;
}

.bgn-mobile-drawer__nav-arrow {
  width: 18px;
  height: 18px;
  color: #92a4b3;
}

@keyframes bgn-mega-panel-in {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1180px) and (min-width: 1025px) {
  .bgn-site-header__brand-name {
    max-width: 122px;
    font-size: 0.96rem;
  }

  .bgn-site-header__brand-mark {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
  }

  .bgn-mega-menu__inner--services {
    grid-template-columns: minmax(190px, 0.72fr) minmax(360px, 1.45fr) minmax(230px, 0.82fr);
    gap: 24px;
  }

  .bgn-mega-menu__inner--brands {
    grid-template-columns: 210px minmax(590px, 1fr);
    gap: 24px;
  }

  .bgn-mega-menu__brand-card {
    grid-template-columns: 68px minmax(0, 1fr) 18px;
  }

  .bgn-mega-menu__brand-visual {
    width: 68px;
    height: 68px;
  }
}

@media (max-width: 1024px) {
  .bgn-mega-menu {
    display: none;
  }

  .bgn-site-header__brand {
    max-width: min(70vw, 310px);
  }

  .bgn-site-header__brand-name {
    max-width: none;
  }

  .bgn-site-header__brand-mark {
    width: 36px;
    height: 36px;
    flex-basis: 36px;
  }

  .bgn-mobile-drawer__panel {
    padding: 0 20px 20px;
  }

  .bgn-mobile-drawer__header {
    position: sticky;
    z-index: 2;
    top: 0;
    padding-block: 16px;
    background: #fff;
  }

  .bgn-mobile-drawer__nav {
    padding-block: 12px 20px;
  }

  .bgn-mobile-drawer__nav-item + .bgn-mobile-drawer__nav-item {
    border-top: 1px solid #dbe5ec;
  }

  .bgn-mobile-drawer__actions {
    position: sticky;
    bottom: -20px;
    padding-block: 14px 20px;
    background: #fff;
  }
}

@media (max-width: 767px) {
  .bgn-site-header__inner {
    min-height: var(--bgn-header-height);
    gap: 12px;
  }

  .bgn-site-header__brand {
    max-width: min(64vw, 190px);
    min-height: 44px;
  }

  .bgn-site-header__logo {
    max-width: min(58vw, 180px);
    max-height: 40px;
  }

  .bgn-site-header__menu-label {
    display: none;
  }

  .bgn-site-header__menu-button {
    width: 46px;
    min-width: 46px;
    height: 46px;
    padding: 0;
    border-color: rgba(255, 255, 255, .58);
  }

  .bgn-mobile-drawer__header {
    padding-block: 12px;
  }
}

@media (max-width: 520px) {
  .bgn-site-header__brand-name {
    max-width: 188px;
    font-size: 0.96rem;
  }

  .bgn-site-header__menu-label {
    display: none;
  }

  .bgn-site-header__menu-button {
    width: 46px;
    padding: 0;
  }

  .bgn-mobile-drawer__panel {
    padding-inline: 16px;
  }

  .bgn-mobile-drawer__subnav--brands {
    grid-template-columns: 1fr;
  }

  .bgn-mobile-drawer__actions {
    bottom: -20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bgn-mega-menu__panel,
  .bgn-mega-menu__feature-image,
  .bgn-mega-menu__brand-image,
  .bgn-site-header__nav-chevron,
  .bgn-mobile-drawer__accordion-icon {
    animation: none !important;
    transition: none !important;
  }
}