/* kit-navbar.css — Reference Kit navbar block */

.kit-navbar {
  --kit-navbar-bg: var(--semantic-surface-bg-base);
  --kit-navbar-text: var(--semantic-text-primary);
  --kit-navbar-border: var(--semantic-border-muted);
  --kit-navbar-shadow: var(--semantic-shadow-s);
  --kit-navbar-font-family: var(--semantic-typography-font-base);
  --kit-navbar-padding-y: var(--semantic-spacing-s);
  --kit-navbar-padding-x: var(--layout-container-gutter, var(--semantic-spacing-l));
  --kit-navbar-radius: var(--semantic-radius-m);
  /* Default highlight = soft mix from text; override via design.nav_highlight_token */
  --kit-navbar-nav-highlight: color-mix(in srgb, var(--kit-navbar-text) 14%, transparent);
  /* Theme site_layout first; semantic catalog is fallback when theme unset */
  --kit-navbar-max-width: var(
    --layout-container-max-width,
    var(--semantic-layout-container-max-width, 1120px)
  );
  --kit-navbar-inner-gap: var(--semantic-spacing-l, 1.5rem);
  --kit-navbar-inner-gap-centered: var(--semantic-spacing-xl, 2.5rem);

  background: var(--kit-navbar-band-bg, var(--theme-kit-band-bg, transparent));
  color: var(--kit-navbar-text);
  font-family: var(--kit-navbar-font-family);
  border-bottom: 1px solid var(--kit-navbar-border);
  box-shadow: var(--kit-navbar-shadow);
  position: relative;
  z-index: 100;
}

.kit-navbar--fixed {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
}

/* Document-flow placeholder when floating_pill is fixed (height synced by JS) */
.kit-navbar__fixed-spacer {
  display: block;
  width: 100%;
  box-sizing: border-box;
  pointer-events: none;
  visibility: hidden;
  flex-shrink: 0;
  /* Fallback until kit-navbar.js measures the fixed nav */
  height: calc(
    env(safe-area-inset-top, 0px)
    + var(--kit-navbar-shell-inset-top, var(--semantic-spacing-s, 0.75rem))
    + (var(--kit-navbar-padding-y, var(--semantic-spacing-s, 0.75rem)) * 2)
    + 2.75rem
    + 2px
  );
}

.kit-navbar--layout-floating_pill.kit-navbar--fixed {
  padding-top: env(safe-area-inset-top, 0px);
}

/* Centering + horizontal padding owner */
.kit-navbar__container {
  background: var(--kit-navbar-bg, var(--semantic-surface-bg-elevated));
  width: 100%;
  max-width: var(--kit-navbar-max-width);
  margin: 0 auto;
  padding-inline: var(--kit-navbar-padding-x, var(--layout-container-gutter, 24px));
  box-sizing: border-box;
}

/* Flex-layout owner only — no centering, no horizontal padding */
.kit-navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--kit-navbar-padding-y);
  gap: var(--kit-navbar-inner-gap);
}

/* Layout variants */
.kit-navbar--layout-centered .kit-navbar__inner {
  justify-content: center;
  gap: var(--kit-navbar-inner-gap-centered);
}

.kit-navbar--layout-split .kit-navbar__inner {
  justify-content: space-between;
}

.kit-navbar--layout-split .kit-navbar__menu {
  flex: 0 1 auto;
  margin-inline: auto;
}

/* floating_pill — capsule shell (Framer-like); band transparent.
   Horizontal width matches theme container (no side inset vs other kit blocks). */
.kit-navbar--layout-floating_pill {
  --kit-navbar-shell-inset-top: var(--semantic-spacing-s, 0.75rem);
  --kit-navbar-shell-inset-x: 0px;
  /* Default shell radius only when PE shell_radius_token unset (inline style wins when set) */
  --kit-navbar-shell-radius: var(--semantic-radius-pill, 999px);

  background: transparent;
  border-bottom: none;
  /* Band = full-bleed transparent section — no PE shadow here (looks like huge outer drop).
     PE «Тень нижняя» paints only the inner capsule (.kit-navbar__shell). */
  box-shadow: none;
}

.kit-navbar--layout-floating_pill .kit-navbar__container {
  background: transparent;
  max-width: var(--kit-navbar-max-width);
  margin-top: var(--kit-navbar-shell-inset-top);
  margin-inline: auto;
  padding-inline: var(--kit-navbar-shell-inset-x);
  /* Не клипать тень капсулы */
  overflow: visible;
}

.kit-navbar--layout-floating_pill .kit-navbar__shell {
  background: var(--kit-navbar-bg, var(--semantic-surface-bg-elevated));
  color: var(--kit-navbar-text);
  border-radius: var(--kit-navbar-shell-radius, var(--semantic-radius-pill, 999px));
  box-shadow: var(--kit-navbar-shadow, var(--semantic-shadow-s));
  /* Без жёсткой нижней границы секции: капсула держится тенью, не полной полосой */
  border: 0;
  /* Hard edge is Theme tokens.theme_block.border_width only (yaml-contract-sections).
     Do not paint a permanent outline here — it ignored Theme «0px». */
  outline: none;
  outline-offset: -1px;
  padding-inline: var(--kit-navbar-padding-x, var(--layout-container-gutter, 24px));
  box-sizing: border-box;
  overflow: visible;
}

/* Optical center between brand and CTA (not shell mid — avoids pull toward heavier side) */
.kit-navbar--layout-floating_pill .kit-navbar__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--kit-navbar-inner-gap);
  padding-block: var(--kit-navbar-padding-y);
}

.kit-navbar--layout-floating_pill .kit-navbar__brand {
  justify-self: start;
  grid-column: 1;
  align-self: center;
}

.kit-navbar--layout-floating_pill .kit-navbar__menu {
  justify-self: center;
  align-self: center;
  grid-column: 2;
  flex: 0 0 auto;
  width: max-content;
  max-width: 100%;
  display: flex;
  align-items: center;
}

.kit-navbar--layout-floating_pill .kit-navbar__cta {
  justify-self: end;
  align-self: center;
  grid-column: 3;
  /* Theme button/radius → --component-button-radius-default; optional --kit-navbar-cta-radius override */
  border-radius: var(--kit-navbar-cta-radius, var(--component-button-radius-default, 12px));
}

.kit-navbar--layout-floating_pill .kit-navbar__toggle {
  justify-self: end;
  align-self: center;
  grid-column: 3;
}

.kit-navbar--layout-floating_pill .kit-navbar__menu-link {
  border-radius: var(--kit-navbar-shell-radius);
  padding: 0.55rem 1.05rem;
  display: inline-flex;
  align-items: center;
  line-height: 1.25;
}

/* Floating pill: larger soft highlight defaults + text motion vars (W1) */
.kit-navbar--layout-floating_pill {
  --kit-navbar-nav-highlight: color-mix(in srgb, #ffffff 16%, transparent);
  --kit-navbar-highlight-height: 2.6rem;
  --kit-navbar-nav-highlight-radius: var(--kit-navbar-shell-radius, var(--semantic-radius-pill, 999px));
  --kit-navbar-nav-highlight-pad-x: var(--semantic-spacing-s, 0.75rem);
}

/* Menu link hover motion — floating_pill default = soft; override via data-menu-link-hover-motion (W2 emit) */
.kit-navbar--layout-floating_pill .kit-navbar__menu-link {
  transition:
    background 0.15s ease,
    opacity 0.28s ease,
    letter-spacing 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.32s cubic-bezier(0.22, 1, 0.36, 1),
    filter 0.28s ease;
}

.kit-navbar--layout-floating_pill:not([data-menu-link-hover-motion="none"]) .kit-navbar__menu-link:hover,
.kit-navbar--layout-floating_pill:not([data-menu-link-hover-motion="none"]) .kit-navbar__menu-link:focus-visible,
.kit-navbar[data-menu-link-hover-motion="soft"] .kit-navbar__menu-link:hover,
.kit-navbar[data-menu-link-hover-motion="soft"] .kit-navbar__menu-link:focus-visible,
.kit-navbar[data-menu-link-hover-motion="lift"] .kit-navbar__menu-link:hover,
.kit-navbar[data-menu-link-hover-motion="lift"] .kit-navbar__menu-link:focus-visible {
  letter-spacing: 0.02em;
  opacity: 0.92;
  filter: brightness(1.06);
}

.kit-navbar--layout-floating_pill[data-menu-link-hover-motion="lift"] .kit-navbar__menu-link:hover,
.kit-navbar--layout-floating_pill[data-menu-link-hover-motion="lift"] .kit-navbar__menu-link:focus-visible,
.kit-navbar[data-menu-link-hover-motion="lift"] .kit-navbar__menu-link:hover,
.kit-navbar[data-menu-link-hover-motion="lift"] .kit-navbar__menu-link:focus-visible {
  transform: translateY(-1px);
}

.kit-navbar[data-menu-link-hover-motion="none"] .kit-navbar__menu-link:hover,
.kit-navbar[data-menu-link-hover-motion="none"] .kit-navbar__menu-link:focus-visible {
  letter-spacing: normal;
  transform: none;
  filter: none;
  opacity: 1;
}

/* Sliding menu highlight (W2) — desktop only; drawer unchanged */
.kit-navbar[data-sliding-highlight="1"] .kit-navbar__menu {
  position: relative;
}

.kit-navbar[data-sliding-highlight="1"] .kit-navbar__menu-indicator {
  position: absolute;
  top: 50%;
  left: 0;
  display: block;
  width: 0;
  height: var(--kit-navbar-highlight-height, 2.75rem);
  border-radius: var(
    --kit-navbar-nav-highlight-radius,
    var(--kit-navbar-shell-radius, var(--kit-navbar-radius))
  );
  background: var(--kit-navbar-nav-highlight);
  transform: translate3d(0, -50%, 0) scale(0.92);
  opacity: 0;
  pointer-events: none;
  z-index: 0;
  list-style: none;
  will-change: transform, width, opacity;
  transition:
    transform 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    width 0.48s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.22s ease,
    background-color 0.22s ease;
}

.kit-navbar[data-sliding-highlight="1"] .kit-navbar__menu-indicator.is-active {
  opacity: 1;
}

.kit-navbar[data-sliding-highlight="1"] .kit-navbar__menu-item {
  position: relative;
  z-index: 1;
}

.kit-navbar[data-sliding-highlight="1"] .kit-navbar__menu-link:hover {
  background: transparent;
}

@media (max-width: 48rem) {
  .kit-navbar[data-sliding-highlight="1"] .kit-navbar__menu-indicator {
    display: none;
  }
}

/* Brand */
.kit-navbar__brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--kit-navbar-text);
  font-weight: 600;
  font-size: 1.125rem;
  white-space: nowrap;
  flex-shrink: 0;
}

.kit-navbar__brand:hover {
  opacity: 0.85;
}

.kit-navbar__brand-logo {
  height: 2rem;
  width: auto;
  object-fit: contain;
}

/* Menu */
.kit-navbar__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
  padding: 0;
  flex: 1;
}

.kit-navbar__menu--align-left {
  justify-content: flex-start;
}

.kit-navbar__menu--align-center {
  justify-content: center;
}

.kit-navbar__menu--align-right {
  justify-content: flex-end;
}

.kit-navbar__menu-item {
  display: inline-block;
}

.kit-navbar__menu-link {
  display: block;
  padding: 0.375rem 0.75rem;
  color: var(--kit-navbar-text);
  text-decoration: none;
  border-radius: var(--kit-navbar-radius);
  font-size: 0.9375rem;
  transition: background 0.15s ease, opacity 0.15s ease;
  white-space: nowrap;
}

.kit-navbar__menu-link:hover {
  background: color-mix(in srgb, var(--kit-navbar-text) 8%, transparent);
  opacity: 1;
}

.kit-navbar :is(.kit-navbar__brand, .kit-navbar__menu-link, .kit-navbar__cta, .kit-navbar__toggle, .kit-navbar__drawer-link, .kit-navbar__drawer-cta):focus-visible {
  outline: var(--semantic-focus-ring-width, 2px) solid var(--semantic-focus-ring-color, currentColor);
  outline-offset: var(--semantic-focus-ring-offset, 2px);
}

/* CTA button */
.kit-navbar__cta {
  display: inline-flex;
  align-items: center;
  padding: 0.5rem 1.25rem;
  background: var(--kit-navbar-cta-bg, var(--semantic-accent-primary));
  color: var(--kit-navbar-cta-text, var(--semantic-text-on-accent, #fff));
  border-radius: var(--kit-navbar-cta-radius, var(--component-button-radius-default, 12px));
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.15s ease;
}

.kit-navbar__cta:hover {
  opacity: 0.88;
}

.kit-navbar__cta:active,
.kit-navbar__drawer-cta:active {
  opacity: 0.78;
}

/* Hamburger toggle (mobile) */
.kit-navbar__toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.25rem;
  height: 2.25rem;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0.25rem;
  flex-shrink: 0;
}

.kit-navbar__toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--kit-navbar-text);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.kit-navbar--open .kit-navbar__toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.kit-navbar--open .kit-navbar__toggle-bar:nth-child(2) {
  opacity: 0;
}

.kit-navbar--open .kit-navbar__toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile drawer — full-width surface */
.kit-navbar__drawer {
  display: none;
  border-top: 1px solid var(--kit-navbar-border);
  background: var(--kit-navbar-bg);
}

/* Drawer inner — centered content wrapper, mirrors __container grid */
.kit-navbar__drawer-inner {
  max-width: var(--kit-navbar-max-width);
  margin: 0 auto;
  padding: var(--kit-navbar-padding-y) var(--kit-navbar-padding-x) var(--semantic-spacing-m, 1rem);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.kit-navbar__drawer-link {
  display: block;
  padding: 0.5rem 0.75rem;
  color: var(--kit-navbar-text);
  text-decoration: none;
  border-radius: var(--kit-navbar-radius);
  font-size: 1rem;
  transition: background 0.15s ease;
}

.kit-navbar__drawer-link:hover {
  background: color-mix(in srgb, var(--kit-navbar-text) 8%, transparent);
}

.kit-navbar__drawer-cta {
  display: inline-flex;
  align-items: center;
  margin-top: 0.5rem;
  padding: 0.5rem 1.25rem;
  background: var(--kit-navbar-cta-bg, var(--semantic-accent-primary));
  color: var(--kit-navbar-cta-text, var(--semantic-text-on-accent, #fff));
  border-radius: var(--kit-navbar-cta-radius, var(--component-button-radius-default, 12px));
  text-decoration: none;
  font-size: 1rem;
  font-weight: 600;
  align-self: flex-start;
}

.kit-navbar__drawer-link,
.kit-navbar__drawer-cta,
.kit-navbar__menu-link,
.kit-navbar__cta {
  min-height: 2.75rem;
}

/* Responsive */
@media (max-width: 48rem) {
  .kit-navbar__menu {
    display: none;
  }

  .kit-navbar__cta {
    display: none;
  }

  .kit-navbar__toggle {
    display: flex;
  }

  .kit-navbar--open .kit-navbar__drawer {
    display: block;
  }

  /* floating_pill: desktop rule sets menu { display:flex } at higher specificity —
     must re-hide here or mobile still shows inline links next to burger. */
  .kit-navbar--layout-floating_pill .kit-navbar__menu,
  .kit-navbar--layout-floating_pill .kit-navbar__cta {
    display: none;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__toggle {
    display: flex;
  }

  /* floating_pill mobile: drawer expands capsule (no sliding) */
  .kit-navbar--layout-floating_pill {
    --kit-navbar-shell-inset-top: var(--semantic-spacing-xs, 0.5rem);
    --kit-navbar-shell-inset-x: 0px;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__container {
    padding-inline: var(--kit-navbar-shell-inset-x);
  }

  .kit-navbar--layout-floating_pill .kit-navbar__shell {
    padding-inline: var(--semantic-spacing-m, 1rem);
    /* clip drawer contents; shadow still from box-shadow (may clip slightly at edges) */
    overflow: hidden;
    box-shadow: var(--kit-navbar-shadow, var(--semantic-shadow-s));
  }

  .kit-navbar--layout-floating_pill .kit-navbar__inner {
    gap: var(--semantic-spacing-s, 0.75rem);
    min-height: 2.75rem;
    /* brand | toggle — menu/CTA hidden */
    grid-template-columns: 1fr auto;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__brand {
    min-width: 0;
    grid-column: 1;
    justify-self: start;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__brand span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__toggle {
    width: 2.75rem;
    height: 2.75rem;
    margin-inline-end: -0.25rem;
    grid-column: 2;
    justify-self: end;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__drawer {
    background: transparent;
    border-top: 1px solid var(--kit-navbar-border);
  }

  .kit-navbar--layout-floating_pill .kit-navbar__drawer-inner {
    max-width: none;
    width: 100%;
    margin: 0;
    padding: var(--semantic-spacing-s, 0.75rem) 0 var(--semantic-spacing-m, 1rem);
  }

  .kit-navbar--layout-floating_pill .kit-navbar__drawer-link {
    border-radius: var(--kit-navbar-shell-radius);
    min-height: 2.75rem;
    display: flex;
    align-items: center;
  }

  .kit-navbar--layout-floating_pill .kit-navbar__drawer-cta {
    border-radius: var(--kit-navbar-cta-radius, var(--component-button-radius-default, 12px));
    align-self: stretch;
    justify-content: center;
    min-height: 2.75rem;
    margin-top: var(--semantic-spacing-s, 0.75rem);
  }

}

@media (prefers-reduced-motion: reduce) {
  .kit-navbar *,
  .kit-navbar *::before,
  .kit-navbar *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}