.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  height: auto;
  border-bottom: 1px solid rgba(17, 41, 54, .08);
  background: rgba(251, 250, 246, .88);
  backdrop-filter: blur(16px);
  color: var(--navy);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.55;
  letter-spacing: normal;
  text-align: left;
}

.topbar,
.topbar *,
.topbar *::before,
.topbar *::after {
  box-sizing: border-box;
}

.topbar-inner {
  position: relative;
  width: auto;
  max-width: 1320px;
  min-height: 64px;
  height: auto;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-size: 16px;
  line-height: 1.55;
  font-weight: 900;
  letter-spacing: -.02em;
  text-decoration: none;
}

.brand-mark {
  width: 34px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: 50% 50% 50% 16%;
  color: var(--white);
  background: linear-gradient(135deg, var(--teal), var(--navy));
  box-shadow: var(--soft-shadow);
}

.topnav,
.header-actions {
  display: flex;
  align-items: center;
}

.topnav {
  gap: 22px;
}

.topnav a {
  color: var(--muted);
  font-size: .91rem;
  font-weight: 760;
  text-decoration: none;
}

.topnav a:hover,
.topnav a:focus-visible {
  color: var(--navy);
}

.header-actions {
  gap: 7px;
  font-size: 16px;
  line-height: 1.55;
}

.icon-button,
.header-search-close,
.menu-button,
.language-menu button,
.currency-menu button {
  font: inherit;
  cursor: pointer;
}

.icon-button {
  width: 40px;
  height: 40px;
  border: 1px solid transparent;
  border-radius: 50%;
  color: var(--navy);
  background: transparent;
  display: inline-grid;
  place-items: center;
}

.icon-button:hover,
.icon-button:focus-visible {
  border-color: var(--line);
  background: var(--mist);
  transform: translateY(-1px);
}

.icon-button svg,
.header-search svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sun-icon {
  display: none;
}

.header-popover-wrap {
  position: relative;
}

.header-currency-wrap {
  position: relative;
}

.currency-button {
  width: auto;
  min-width: 52px;
  padding: 0 10px;
  border-color: var(--line);
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 900;
  letter-spacing: .04em;
}

.language-menu,
.currency-menu {
  position: absolute;
  z-index: 80;
  top: calc(100% + 10px);
  right: 0;
  min-width: 190px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.language-menu[hidden],
.currency-menu[hidden] {
  display: none;
}

.language-menu button,
.currency-menu button {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 11px;
  border: 0;
  border-radius: 11px;
  color: var(--muted);
  background: transparent;
  text-align: left;
}

.language-menu button:hover,
.language-menu button.is-active,
.currency-menu button:hover,
.currency-menu button.is-active {
  color: var(--navy);
  background: var(--mist);
}

.language-menu button span,
.currency-menu button span {
  width: 32px;
  color: var(--teal);
  font-size: .74rem;
  font-weight: 900;
  letter-spacing: .08em;
}

.header-search-wrap {
  position: absolute;
  z-index: 75;
  top: 50%;
  right: 190px;
  left: clamp(220px, 27vw, 410px);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-50%) scaleX(.84);
  transform-origin: right center;
  transition: opacity .2s ease, transform .24s ease;
}

.header-search-wrap.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-50%) scaleX(1);
}

.topbar-inner.search-open .topnav {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.header-search {
  height: 44px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  padding: 0 7px 0 15px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  box-shadow: var(--soft-shadow);
}

.header-search input {
  width: 100%;
  min-width: 0;
  border: 0;
  outline: 0;
  color: var(--navy);
  background: transparent;
  font-size: .91rem;
}

.header-search-close {
  width: 31px;
  height: 31px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: var(--muted);
  background: transparent;
  font-size: 1.25rem;
  line-height: 1;
}

.header-search-results {
  position: absolute;
  top: calc(100% + 9px);
  right: 0;
  left: 0;
  max-height: min(330px, calc(100dvh - 98px));
  overflow-y: auto;
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 17px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.header-search-result {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 15px;
  align-items: center;
  padding: 11px 5px;
  border-bottom: 1px solid var(--line);
  color: var(--navy);
  text-decoration: none;
}

.header-search-result:last-child {
  border-bottom: 0;
}

.header-search-result strong,
.header-search-result span {
  display: block;
}

.header-search-result span {
  color: var(--muted);
  font-size: .74rem;
}

.header-search-result b {
  color: var(--coral);
}

.header-search-empty {
  padding: 17px 5px;
  color: var(--muted);
  font-size: .84rem;
}

.menu-button {
  display: none;
  border: 0;
  color: var(--navy);
  background: transparent;
  font-weight: 850;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0 0 0 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

html[data-theme="dark"] .topbar {
  --navy: #f5fbfa;
  --muted: #a9bec6;
  --mist: #123442;
  --line: #294653;
  --white: #102c3a;
  background: rgba(11, 32, 44, .9);
}

html[data-theme="dark"] .sun-icon {
  display: block;
}

html[data-theme="dark"] .moon-icon {
  display: none;
}

@media (max-width: 900px) {
  .topnav {
    gap: 13px;
  }

  .topnav a {
    font-size: .82rem;
  }
}

@media (max-width: 720px) {
  .topbar-inner {
    min-height: 58px;
    padding-inline: 18px;
  }

  .header-actions {
    margin-left: auto;
    gap: 1px;
  }

  .icon-button {
    width: 37px;
    height: 37px;
  }

  .currency-button {
    width: auto;
    min-width: 47px;
    padding-inline: 7px;
  }

  .menu-button {
    display: block;
    margin-left: 4px;
  }

  .topnav {
    position: absolute;
    top: 58px;
    right: 0;
    left: 0;
    display: none;
    padding: 16px 22px 20px;
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    border-bottom: 1px solid var(--line);
    background: rgba(251, 250, 246, .98);
  }

  .topnav.is-open {
    display: flex;
  }

  .header-search-wrap {
    top: calc(100% + 7px);
    right: 12px;
    left: 12px;
    transform: translateY(-8px) scaleX(.92);
  }

  .header-search-wrap.is-open {
    transform: translateY(0) scaleX(1);
  }

  .header-search {
    height: 42px;
  }

  .topbar-inner.search-open .brand,
  .topbar-inner.search-open .topnav {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }
}

/* Canonical index-header geometry. These selectors outrank legacy page styles. */
.topbar > .topbar-inner {
  width: 100%;
  max-width: 1320px;
  min-height: 64px;
  margin: 0 auto;
  padding: 0 24px;
}

.topbar .brand {
  gap: 10px;
  font-size: 16px;
  line-height: 1.55;
}

.topbar .brand-mark {
  width: 34px;
}

.topbar .topnav.nav-collections {
  gap: clamp(10px, 1.25vw, 18px);
}

.topbar .topnav.nav-collections > a {
  padding: 6px 0;
  font-size: .8rem;
  line-height: 1.2;
  white-space: nowrap;
}

@media (max-width: 1040px) and (min-width: 721px) {
  .topbar .topnav.nav-collections {
    gap: 10px;
  }

  .topbar .topnav.nav-collections > a {
    font-size: .72rem;
  }
}

@media (max-width: 720px) {
  .topbar > .topbar-inner {
    min-height: 58px;
    padding-inline: 18px;
  }

  .topbar .topnav.nav-collections {
    gap: 7px;
  }

  .topbar .topnav.nav-collections > a {
    width: 100%;
    padding: 5px 0;
  }
}

/*
 * Final shared-shell lock.
 * Legacy calculator styles still contain their original header/footer rules.
 * Keep the visible site shell identical without affecting calculator reports
 * or their print layouts.
 */
@media screen {
  html {
    overflow-y: scroll !important;
    scrollbar-gutter: stable !important;
  }

  body {
    min-height: 100vh !important;
    min-height: 100dvh !important;
    display: flex !important;
    flex-direction: column !important;
  }

  body > .site-shell {
    width: 100% !important;
    min-height: 100vh !important;
    min-height: 100dvh !important;
    display: flex !important;
    flex: 1 0 auto !important;
    flex-direction: column !important;
  }

  body > main,
  body > .site-shell > main {
    width: 100% !important;
    flex: 1 0 auto !important;
  }

  body > footer,
  body > .site-shell > footer {
    flex: 0 0 auto !important;
  }

  .topbar.kalq-site-header {
    --navy: #0d2a3a;
    --muted: #607580;
    --teal: #0aa69a;
    --white: #ffffff;
    --line: #d5e1df;
    --mist: #eef6f4;
    --soft-shadow: 0 12px 30px rgba(13, 42, 58, .12);
    position: sticky !important;
    inset: 0 0 auto !important;
    z-index: 30 !important;
    width: 100% !important;
    height: 65px !important;
    min-height: 65px !important;
    margin: 0 !important;
    padding: 0 !important;
    flex: 0 0 65px !important;
    border: 0 !important;
    border-bottom: 1px solid rgba(17, 41, 54, .08) !important;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
    font-size: 16px !important;
    line-height: 1.55 !important;
  }

  .topbar.kalq-site-header > .topbar-inner {
    position: relative !important;
    width: 100% !important;
    max-width: 1320px !important;
    height: 64px !important;
    min-height: 64px !important;
    margin: 0 auto !important;
    padding: 0 24px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    gap: 24px !important;
  }

  .topbar.kalq-site-header .brand {
    width: auto !important;
    min-width: max-content !important;
    margin: 0 !important;
    padding: 0 !important;
    display: inline-flex !important;
    flex: 0 0 auto !important;
    align-items: center !important;
    gap: 10px !important;
    font-size: 16px !important;
    line-height: 1.55 !important;
  }

  .topbar.kalq-site-header .brand-mark {
    width: 250px !important;
    height: 55px !important;
    min-width: 250px !important;
    flex: 0 0 250px !important;
  }

  .topbar.kalq-site-header .topnav.nav-collections {
    margin: 0 !important;
    padding: 0 !important;
    flex: 0 1 auto !important;
    align-items: center !important;
  }

  .topbar.kalq-site-header .topnav.nav-collections > a {
    margin: 0 !important;
    font-family: inherit !important;
  }

  .topbar.kalq-site-header .header-actions {
    min-width: max-content !important;
    margin: 0 0 0 auto !important;
    padding: 0 !important;
    display: flex !important;
    flex: 0 0 auto !important;
    align-items: center !important;
    gap: 7px !important;
    font-family: inherit !important;
    font-size: 16px !important;
    line-height: 1.55 !important;
  }

  .topbar.kalq-site-header .icon-button {
    height: 40px !important;
    min-height: 40px !important;
    margin: 0 !important;
    flex: 0 0 auto !important;
  }

  .topbar.kalq-site-header .currency-button {
    width: 52px !important;
    min-width: 52px !important;
    padding: 0 10px !important;
    border: 1px solid var(--line) !important;
    border-radius: 999px !important;
    background: transparent !important;
    font-size: 11.52px !important;
    font-weight: 900 !important;
    line-height: 1.55 !important;
    letter-spacing: .04em !important;
  }

  .kalq-global-footer {
    width: 100% !important;
    min-width: 0 !important;
    min-height: 0 !important;
    margin: 0 !important;
    padding: 14px 0 10px !important;
    border: 0 !important;
    border-top: 1px solid rgba(255, 255, 255, .12) !important;
    background: #0d2939 !important;
    color: #e8f1f2 !important;
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
    font-size: 12px !important;
    line-height: 1.45 !important;
  }

  .kalq-global-footer .kalq-footer-inner {
    width: min(1180px, calc(100% - 40px)) !important;
    max-width: 1180px !important;
    margin: 0 auto !important;
  }
}

@media screen and (max-width: 720px) {
  .topbar.kalq-site-header .brand-mark {
    width: 186px !important;
    height: 46px !important;
    min-width: 186px !important;
    flex-basis: 186px !important;
  }
}

@media screen and (max-width: 720px) {
  .topbar.kalq-site-header {
    height: 59px !important;
    min-height: 59px !important;
    flex-basis: 59px !important;
  }

  .topbar.kalq-site-header > .topbar-inner {
    height: 58px !important;
    min-height: 58px !important;
    padding-inline: 18px !important;
  }

  .topbar.kalq-site-header .header-actions {
    gap: 1px !important;
  }

  .topbar.kalq-site-header .menu-button {
    margin-left: 4px !important;
    padding: 1px 6px !important;
    font-family: inherit !important;
    font-size: 16px !important;
    font-weight: 850 !important;
    line-height: 1.55 !important;
  }

  .kalq-global-footer .kalq-footer-inner {
    width: min(100% - 36px, 1180px) !important;
  }
}

/* Keep the slide-out calculator close control visible on every page. */
.calculator-panel .close-button {
  width: 35px !important;
  min-width: 35px !important;
  height: 35px !important;
  min-height: 35px !important;
  margin: 0 !important;
  padding: 0 !important;
  display: grid !important;
  place-items: center !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  color: #ffffff !important;
  box-shadow: none !important;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif !important;
  font-size: 20px !important;
  font-weight: 400 !important;
  line-height: 1 !important;
  opacity: 1 !important;
  appearance: none !important;
}

.calculator-panel .close-button:hover,
.calculator-panel .close-button:focus-visible {
  background: rgba(255, 255, 255, .10) !important;
}

/* 2026-08-13 header refinement: smaller LOT 894 logo and page-centered collection menu. */
@media screen and (min-width: 721px) {
  .topbar.kalq-site-header > .topbar-inner {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr) !important;
    align-items: center !important;
    gap: 16px !important;
  }

  .topbar.kalq-site-header .brand {
    justify-self: start !important;
  }

  .topbar.kalq-site-header .brand-mark {
    width: 205px !important;
    height: 46px !important;
    min-width: 205px !important;
    flex: 0 0 205px !important;
  }

  .topbar.kalq-site-header .topnav.nav-collections {
    justify-self: center !important;
    justify-content: center !important;
    margin: 0 !important;
  }

  .topbar.kalq-site-header .header-actions {
    justify-self: end !important;
    margin: 0 !important;
  }
}