:root {
  --navigation-overlay: rgba(16, 18, 23, 0.5);
  --navigation-surface: #0c0f18;
  --navigation-panel-surface: rgba(18, 23, 38, 0.58);
  --navigation-text: #ffffff;
  --navigation-accent: var(--ui-link);
  --navigation-active-surface: #ffffff;
  --navigation-active-text: #000000;
  --navigation-control-surface: color-mix(in srgb, var(--navigation-surface) 92%, var(--navigation-text));
  --navigation-control-hover: color-mix(in srgb, var(--navigation-control-surface) 94%, var(--navigation-text));
  --navigation-control-pressed: color-mix(in srgb, var(--navigation-control-surface) 88%, var(--navigation-text));
  --navigation-control-foreground: rgba(255, 255, 255, 0.84);
  --navigation-control-selected: #ffffff;
  --navigation-control-selected-text: #111317;
  --navigation-sun-surface: transparent;
  --navigation-sun-text: var(--navigation-control-foreground);
  --navigation-moon-surface: var(--navigation-control-selected);
  --navigation-moon-text: var(--navigation-control-selected-text);
  --navigation-line: rgba(255, 255, 255, 0.84);
  --navigation-line-light: rgba(17, 19, 23, 0.82);
  --navigation-focus: var(--ui-link);
  --navigation-dock-surface: rgba(151, 138, 172, 0.13);
  --navigation-dock-item: var(--navigation-control-surface);
  --navigation-drawer-gutter: max(var(--layout-gutter, 24px), calc((100vw - var(--layout-wide-width, 1408px)) / 2));
}

:root[data-theme="light"] {
  --navigation-overlay: rgba(245, 248, 252, 0.82);
  --navigation-surface: #ffffff;
  --navigation-panel-surface: rgba(245, 248, 255, 0.52);
  --navigation-text: #111317;
  --navigation-active-surface: #111317;
  --navigation-active-text: #ffffff;
  --navigation-line: rgba(17, 19, 23, 0.82);
  --navigation-dock-surface: rgba(255, 255, 255, 0.72);
  --navigation-dock-item: rgba(255, 255, 255, 0.92);
  --navigation-control-foreground: #111317;
  --navigation-control-selected: var(--navigation-active-surface);
  --navigation-control-selected-text: var(--navigation-active-text);
  --navigation-sun-surface: var(--navigation-control-selected);
  --navigation-sun-text: var(--navigation-control-selected-text);
  --navigation-moon-surface: transparent;
  --navigation-moon-text: var(--navigation-control-foreground);
}

body.is-navigation-open {
  overflow: hidden;
}

/* Settings are one compact group; actions retain explicit breathing room. */
.work-logo {
  margin-inline-start: var(--layout-text-inset);
}

.topbar__actions,
.work-header__actions,
.hero-links {
  margin-inline-end: var(--layout-text-inset);
}

.work-hero,
.case-detail-hero,
.blog-article {
  padding-inline: var(--layout-text-inset);
}

@media (max-width: 919px) {
  :root { --layout-text-inset: 0px; }
}

.topbar__actions,
.work-header__actions {
  gap: calc(var(--space-lg) * 2);
  flex-wrap: nowrap;
}

.header-settings {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  flex: 0 0 auto;
}

@media (min-width: 920px) and (max-width: 1279px) {
  .topbar__actions,
  .work-header__actions { gap: var(--space-2xl); }
  .header-settings { gap: calc(var(--space-2xl) / 2); }
}

@media (max-width: 919px) {
  .topbar__actions,
  .work-header__actions { gap: var(--space-md); }
  .header-settings { gap: 8px; }
}

@media (min-width: 760px) and (max-width: 919px) {
  .topbar__actions,
  .work-header__actions { gap: 24px; }
  .header-settings { gap: 12px; }
}

@media (max-width: 539px) {
  .header-settings { gap: 4px; }
  .topbar__actions,
  .work-header__actions { gap: 16px; }
  .topbar__actions .menu-toggle,
  .work-header__actions .menu-toggle { width: 24px; }
  .header-contact[data-ui][data-ui-size="compact"] {
    min-width: 76px;
    padding-inline: 10px;
    font-size: 12px;
  }
}

@media (max-width: 359px) {
  .header-settings .theme-switch { display: none; }
}

@media (min-width: 360px) and (max-width: 379px) {
  .topbar__actions,
  .work-header__actions { gap: 8px; }
}

.theme-switch,
.menu-toggle {
  appearance: none;
  border: 0;
  color: inherit;
  cursor: pointer;
}

.theme-switch,
.language-switch {
  position: relative;
  display: inline-grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: center;
  gap: 2px;
  height: var(--ui-height-compact);
  padding: 2px;
  border: 0;
  border-radius: 999px;
  box-sizing: border-box;
  background: var(--ui-settings-surface, var(--navigation-control-surface));
  color: var(--navigation-control-foreground);
  transition: background-color var(--ui-duration) var(--ui-ease);
}
.theme-switch { width: 64px; }

.theme-switch__thumb,
.theme-switch__icon,
.language-switch__option {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 0;
  height: calc(var(--ui-height-compact) - 4px);
  border-radius: 10px;
  transition: background-color var(--ui-duration) var(--ui-ease), color var(--ui-duration) var(--ui-ease);
}

.theme-switch__thumb {
  background: var(--navigation-sun-surface);
  color: var(--navigation-sun-text);
}

.theme-switch__thumb::before,
.theme-switch__icon::before {
  content: "";
  width: 12px;
  height: 12px;
  background: currentColor;
  -webkit-mask: url("./assets/home/darkmode-icon.svg") center / contain no-repeat;
  mask: url("./assets/home/darkmode-icon.svg") center / contain no-repeat;
}

.theme-switch__icon {
  background: var(--navigation-moon-surface);
  color: var(--navigation-moon-text);
}
.theme-switch__icon::before {
  -webkit-mask-image: url("./assets/home/moon-icon.svg");
  mask-image: url("./assets/home/moon-icon.svg");
}

.menu-toggle {
  position: relative;
  z-index: 32;
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 30px;
  height: 24px;
  padding: 4px 0;
  background: transparent;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  transform-origin: center;
  transition: transform var(--ui-duration) var(--ui-ease), opacity var(--ui-duration) var(--ui-ease);
}

.menu-toggle[aria-expanded="true"] {
  z-index: 102;
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.menu-toggle[aria-expanded="true"] span:first-child,
.menu-toggle[aria-expanded="true"] span:last-child {
  position: absolute;
  top: 50%;
  left: 50%;
}

.menu-toggle[aria-expanded="true"] span:first-child {
  transform: translate(-50%, -50%) rotate(45deg);
}

.menu-toggle[aria-expanded="true"] span:last-child {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.site-navigation {
  --navigation-bottom: max(28px, env(safe-area-inset-bottom));
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  overflow: auto;
  overscroll-behavior: contain;
  background: var(--navigation-panel-surface);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  color: var(--navigation-text);
}

.site-navigation:not(.is-open) {
  display: block;
  overflow: visible;
  background: transparent;
  color: var(--navigation-text);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  pointer-events: none;
}

.site-navigation:not(.is-open) .site-navigation__canvas,
.site-navigation:not(.is-open) .site-navigation__content,
.site-navigation:not(.is-open) .site-navigation__primary {
  display: contents;
}

.site-navigation:not(.is-open) .site-navigation__close,
.site-navigation:not(.is-open) .site-navigation__brand,
.site-navigation:not(.is-open) .site-navigation__preferences,
.site-navigation:not(.is-open) .site-navigation__social {
  display: none;
}

.site-navigation:not(.is-open) .site-navigation__nav {
  position: fixed;
  top: auto;
  bottom: 28px;
  left: 50%;
  z-index: 1;
  display: inline-flex;
  width: fit-content;
  max-width: calc(100vw - 24px);
  min-height: 37px;
  padding: var(--space-2xs);
  flex-direction: row;
  align-items: flex-start;
  gap: var(--space-sm);
  border-radius: 60px;
  background: var(--navigation-dock-surface);
  backdrop-filter: blur(16px) saturate(130%);
  -webkit-backdrop-filter: blur(16px) saturate(130%);
  transform: translateX(-50%);
  transition: bottom var(--ui-duration) var(--ui-ease);
  pointer-events: auto;
}

@media (min-width: 760px) and (max-width: 1024px) {
  body:has(.cookie-notice:not([hidden])) .site-navigation:not(.is-open) .site-navigation__nav {
    bottom: calc(max(20px, env(safe-area-inset-bottom)) + 61px);
  }
}

@media (min-width: 1025px) and (max-width: 1399px) {
  body:has(.cookie-notice:not([hidden])) .site-navigation:not(.is-open) .site-navigation__nav {
    left: 24px;
    transform: none;
    gap: 4px;
  }
  body:has(.cookie-notice:not([hidden])) .site-navigation:not(.is-open) .site-navigation__item {
    padding-inline: 10px;
  }
}

.site-navigation:not(.is-open).is-at-page-end .site-navigation__nav {
  display: none;
}

.site-navigation:not(.is-open) .site-navigation__item {
  width: auto;
  height: 29px;
  min-height: 0;
  border-radius: 999px;
  letter-spacing: 0;
  padding: 6px 18px;
  background: var(--ui-bg, var(--navigation-dock-item));
  color: var(--ui-fg, var(--navigation-control-foreground));
  font-size: var(--type-button-size);
  font-weight: var(--font-weight-regular, 400);
  line-height: var(--type-button-line);
  white-space: nowrap;
}

.site-navigation:not(.is-open) .site-navigation__item--active {
  background: var(--ui-bg, var(--navigation-active-surface));
  color: var(--ui-fg, var(--navigation-active-text));
}

.site-navigation[hidden] {
  display: none;
}

.site-navigation__canvas {
  position: relative;
  width: 100%;
  min-height: 100dvh;
  padding: max(24px, env(safe-area-inset-top)) var(--navigation-drawer-gutter) var(--navigation-bottom);
}

.site-navigation__close {
  position: fixed;
  top: max(15px, env(safe-area-inset-top));
  right: var(--navigation-drawer-gutter);
  z-index: 2;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  color: currentColor;
  cursor: pointer;
}

.site-navigation__close span {
  position: absolute;
  top: 50%;
  left: 50%;
  display: block;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.site-navigation__close span:first-child {
  transform: translate(-50%, -50%) rotate(45deg);
}

.site-navigation__close span:last-child {
  transform: translate(-50%, -50%) rotate(-45deg);
}

.site-navigation__content {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  grid-template-rows: auto 1fr auto;
  min-height: calc(100dvh - max(24px, env(safe-area-inset-top)) - var(--navigation-bottom));
  column-gap: clamp(32px, 5vw, 96px);
  row-gap: clamp(24px, 5dvh, 64px);
}

.site-navigation__brand {
  grid-column: 1 / -1;
  justify-self: start;
  align-self: start;
  min-height: 26px;
  display: inline-flex;
  align-items: center;
  color: currentColor;
  font-family: "PP Neue Montreal", Arial, sans-serif;
  font-size: var(--type-caption-size, 10px);
  font-weight: var(--font-weight-medium, 500);
  line-height: 1;
  letter-spacing: 0;
  text-decoration: none;
  text-transform: lowercase;
}

.site-navigation__nav {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: clamp(2px, .6dvh, 8px);
}

.site-navigation__item {
  display: inline-flex;
  max-width: 100%;
  min-height: 44px;
  padding: 0;
  align-items: center;
  justify-content: flex-start;
  border: 0;
  border-radius: 0;
  background: var(--ui-bg, transparent);
  box-shadow: none;
  color: var(--ui-fg, currentColor);
  font-family: "PP Neue Montreal", Arial, sans-serif;
  font-size: clamp(28px, min(6.2vw, 8.2dvh), 96px);
  font-weight: var(--font-weight-regular, 400);
  line-height: 1.02;
  letter-spacing: 0;
  text-align: left;
  text-decoration: none;
  white-space: nowrap;
}

.site-navigation.is-open .site-navigation__item-label {
  position: relative;
}

.site-navigation.is-open .site-navigation__item {
  font-weight: var(--font-weight-regular, 400);
}

.site-navigation__item--active {
  background: var(--ui-bg, transparent);
  color: var(--ui-fg, var(--navigation-text));
  font-weight: var(--font-weight-regular, 400);
}

.site-navigation__item-label {
  opacity: 0.65;
  transition: opacity var(--ui-duration) var(--ui-ease);
}

:root[data-theme="light"] .site-navigation:not(.is-open) .site-navigation__item:not(.site-navigation__item--active):not(:hover):not(:focus-visible) .site-navigation__item-label {
  opacity: 0.9;
}

/* Unify dark-theme text only; icon tones and selected surfaces stay intact. */
:root:not([data-theme="light"]) .site-navigation:not(.is-open) .site-navigation__item-label { opacity: 1; }
.language-switch .language-switch__option--active {
  font-weight: var(--font-weight-medium, 500);
}

:root[data-theme="light"] .language-switch__option--active {
  font-weight: var(--font-weight-regular, 400);
}

:root[data-theme="light"] .language-switch__option:not(.language-switch__option--active) {
  font-weight: var(--font-weight-medium, 500);
}
:root:not([data-theme="light"]) .language-switch__option:not(.language-switch__option--active) {
  color: rgba(255, 255, 255, 0.68);
}
:root:not([data-theme="light"]) .profile-chip__label { color: var(--ui-fg, #fff); }

.site-navigation__item--active .site-navigation__item-label,
.site-navigation__item:focus-visible .site-navigation__item-label {
  opacity: 1;
}

@media (hover: hover) and (pointer: fine) {
  .site-navigation__item:hover .site-navigation__item-label { opacity: 1; }
}

.site-navigation__primary {
  grid-column: 1;
  grid-row: 2;
  align-self: center;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: clamp(20px, 3dvh, 32px);
}

.site-navigation__preferences {
  grid-column: 1;
  grid-row: 3;
  align-self: end;
  display: inline-flex;
  align-items: center;
  justify-content: flex-start;
  gap: var(--space-lg);
  padding: 0;
}

.site-navigation__social {
  grid-column: 2;
  grid-row: 2;
  align-self: center;
  justify-self: end;
  display: inline-flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 14px;
}

.site-navigation .profile-chip {
  display: inline-flex;
  min-height: 0;
  width: max-content;
  min-width: 0;
  height: var(--ui-height-compact);
  padding: 4px 13px;
  border: 0;
  align-items: center;
  justify-content: flex-start;
  gap: 2px;
  border-radius: 999px;
  background: var(--ui-bg, var(--social-chip-bg));
  box-shadow: none;
  backdrop-filter: blur(8px) saturate(115%);
  -webkit-backdrop-filter: blur(8px) saturate(115%);
  color: var(--ui-fg, var(--navigation-control-foreground));
  font-size: var(--type-label-size);
  font-weight: var(--font-weight-regular, 400);
  line-height: var(--type-label-line);
  letter-spacing: 0;
  text-decoration: none;
  transition: background-color var(--ui-duration) var(--ui-ease), color var(--ui-duration) var(--ui-ease);
}

.site-navigation .profile-chip__label {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  white-space: nowrap;
}

.site-navigation .profile-chip__icon {
  display: inline-block;
  width: 17px;
  height: 17px;
  flex: 0 0 17px;
  background: currentColor;
  filter: none;
  -webkit-mask: url("./assets/home/social-arrow.svg") center / contain no-repeat;
  mask: url("./assets/home/social-arrow.svg") center / contain no-repeat;
}

.site-navigation .profile-chip__icon::before,
.site-navigation .profile-chip__icon::after {
  content: none;
}

@media (max-width: 759px) {
  .site-navigation:not(.is-open) {
    display: none;
  }
}

/* Keep the same left-navigation / right-social composition on narrow screens. */
@media (max-width: 760px) {
  .site-navigation__content { column-gap: 12px; row-gap: clamp(16px, 3dvh, 32px); }
  .site-navigation__item { font-size: clamp(28px, min(8.6vw, 7dvh), 48px); }
  .site-navigation__preferences { gap: 12px; }
}

@media (max-height: 500px) {
  .site-navigation__content { row-gap: 12px; }
  .site-navigation__primary { gap: 12px; }
  .site-navigation__item { font-size: clamp(26px, 8dvh, 40px); min-height: 36px; }
  .site-navigation__nav { gap: 0; }
}

@media (max-width: 640px) {
  .site-navigation { --navigation-bottom: max(12px, env(safe-area-inset-bottom)); }
  body:has(.cookie-notice:not([hidden])) .site-navigation {
    --navigation-bottom: calc(max(12px, env(safe-area-inset-bottom)) + 49px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .theme-switch__thumb,
  .theme-switch__icon,
  .menu-toggle span,
  .site-navigation__item,
  .site-navigation .profile-chip {
    transition: none;
  }
}