/* =============================================
   NAVBAR — FLOATING ISLAND — Used on: ALL (10 pages)
   ============================================= */
.navbar {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translate3d(-50%, 0, 0);
  width: calc(100% - 40px);
  max-width: var(--max-width);
  height: var(--navbar-height);
  background: rgba(249, 246, 244, 0.75);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border-radius: 10px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08), 0 1px 4px rgba(0, 0, 0, 0.04);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 32px;
  z-index: 1000;
  animation: fadeInDown 0.6s ease-out both;
}

/* Skip intro animation when page loads already scrolled */
.navbar--no-intro {
  animation: none;
}

/* After intro animation, enable smooth transitions */
.navbar--animated {
  animation: none;
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Hide navbar when inside realizacje section */
.navbar--hidden {
  transform: translate3d(-50%, -140%, 0) !important;
}

.navbar__logo {
  font-size: 22px;
  font-weight: 600;
  color: var(--dark-gray);
  letter-spacing: -0.02em;
  text-decoration: none;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: 6px;
}

.navbar__logo-icon {
  width: 43px;
  height: 34px;
  flex-shrink: 0;
  color: var(--orange);
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.navbar__links a {
  font-size: 17px;
  font-weight: 600;
  color: var(--dark-gray);
  text-decoration: none;
  transition: color 0.25s ease, opacity 0.25s ease;
  opacity: 0.8;
}

.navbar__links a:hover {
  color: var(--orange);
  opacity: 1;
}

.navbar__links a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
  border-radius: 3px;
}

.navbar__links a:active {
  opacity: 0.6;
}

/* Active page highlight */
.navbar__link--active {
  color: var(--orange) !important;
  opacity: 1 !important;
}

/* =============================================
   NAVBAR DROPDOWN — "Oferta"
   ============================================= */
.navbar__dropdown {
  position: relative;
}

.navbar__dropdown-toggle {
  display: flex;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  font-size: 17px;
  font-weight: 600;
  color: inherit;
  opacity: 0.8;
}

.navbar__dropdown-toggle svg {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.navbar__dropdown:hover .navbar__dropdown-toggle svg {
  transform: rotate(180deg);
}

.navbar__dropdown-menu {
  position: absolute;
  top: calc(100% + 16px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  min-width: 220px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.1),
    0 2px 8px rgba(0, 0, 0, 0.04);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  z-index: 100;
}

/* Invisible bridge so hover doesn't break between link and dropdown */
.navbar__dropdown-menu::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 16px;
}

.navbar__dropdown:hover .navbar__dropdown-menu,
.navbar__dropdown--open .navbar__dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.navbar__dropdown:hover .navbar__dropdown-toggle svg,
.navbar__dropdown--open .navbar__dropdown-toggle svg {
  transform: rotate(180deg);
}

/* ---- Dropdown filter tabs (Dla Domu / Przemysł / Ppoz) ---- */
.navbar__dropdown-filters {
  display: flex;
  gap: 4px;
  padding: 4px;
  margin-bottom: 6px;
  background: #ECEBDF;
  border-radius: var(--radius-md);
}

.navbar__dropdown-filter {
  flex: 1;
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 500;
  padding: 10.5px 15px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--gray-500);
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
}

.navbar__dropdown-filter:hover {
  background: #E6E0D9;
  color: var(--dark-gray);
}

.navbar__dropdown-filter:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
}

.navbar__dropdown-filter.active {
  background: var(--orange-gradient);
  color: var(--white);
  box-shadow: 0 2px 8px rgba(var(--orange-rgb), 0.25);
}

/* ---- Dropdown category groups ---- */
.navbar__dropdown-group {
  display: none;
}

.navbar__dropdown-group.active {
  display: block;
}

.navbar__dropdown-menu .navbar__dropdown-item {
  display: block;
  padding: 12px 20px;
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 400;
  color: var(--dark-gray);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: background-color 0.2s ease, color 0.2s ease;
}

.navbar__dropdown-item:hover {
  background-color: rgba(var(--orange-rgb), 0.08);
  color: var(--dark-gray);
  opacity: 1;
}

.navbar__dropdown-item:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: -2px;
  border-radius: var(--radius-md);
}

.navbar__dropdown-item:active {
  background-color: rgba(var(--orange-rgb), 0.14);
}

/* =============================================
   MOBILE MENU — two-level navigation
   ============================================= */
.mobile-menu__level {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 27px;
  width: 100%;
  position: absolute;
  left: 0;
  padding: 0 20px;
  transition: opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

/* Level 1: Main menu (visible by default) */
.mobile-menu__level--main {
  opacity: 1;
  top: 50%;
  transform: translateY(-50%) translateX(0);
}

/* Level 2: Oferta submenu (hidden to the right) */
.mobile-menu__level--oferta {
  opacity: 0;
  transform: translateX(60px);
  box-sizing: border-box;
  pointer-events: none;
  gap: 20px;
  align-items: flex-start;
  width: 100%;
  left: 0;
  /* --menu-safe-top is measured from the navbar's real bottom edge when the
     menu opens; the promo bar shifts the navbar down and CSS can't see it. */
  top: var(--menu-safe-top, calc(var(--navbar-height) + 28px));
  justify-content: flex-start;
  padding: 0 20px;
}

/* When oferta is active: slide level 1 left, level 2 in */
.mobile-menu--oferta .mobile-menu__level--main {
  opacity: 0;
  transform: translateY(-50%) translateX(-60px);
  pointer-events: none;
}

.mobile-menu--oferta .mobile-menu__level--oferta {
  opacity: 1;
  transform: translateX(0);
  top: var(--menu-safe-top, calc(var(--navbar-height) + 28px));
  pointer-events: auto;
}

/* Oferta toggle button */
.mobile-menu__oferta-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-family);
  font-size: 24px;
  font-weight: 600;
  color: var(--dark-gray);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: color 0.25s ease;
}

.mobile-menu__oferta-toggle svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu__oferta-toggle:hover {
  color: var(--orange);
}

.mobile-menu__oferta-toggle:hover svg {
  transform: translateX(3px);
}

.mobile-menu__oferta-toggle:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
  border-radius: 3px;
}

/* Back button */
.mobile-menu__back {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-family);
  font-size: 17px;
  font-weight: 600;
  color: var(--gray-500);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 0;
  margin-bottom: 4px;
  transition: color 0.25s ease;
}

.mobile-menu__back svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu__back:hover {
  color: var(--dark-gray);
}

.mobile-menu__back:hover svg {
  transform: translateX(-3px);
}

.mobile-menu__back:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
  border-radius: 3px;
}

/* =============================================
   MOBILE MENU — category filter tabs
   ============================================= */
.mobile-menu__filters {
  display: flex;
  gap: 2px;
  padding: 6px;
  background: rgba(0, 0, 0, 0.05);
  border-radius: 9px;
  margin-bottom: 8px;
  overflow: hidden;
  align-self: center;
}
@media (min-width: 768px) {
  .mobile-menu__filters {
    align-self: flex-start;
  }
}

.mobile-menu__filter {
  font-family: var(--font-family);
  font-size: 12px;
  font-weight: 600;
  padding: 10px 12px;
  border: none;
  border-radius: 6px;
  background: transparent;
  color: var(--gray-500);
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background 0.25s ease, color 0.25s ease, box-shadow 0.25s ease;
  /* Override mobile-menu a styles */
  opacity: 1 !important;
  transform: none !important;
}

.mobile-menu__filter:hover {
  background: rgba(0, 0, 0, 0.04);
  color: var(--dark-gray);
}

.mobile-menu__filter.active {
  background: var(--orange-gradient);
  color: var(--white);
  box-shadow: 0 2px 12px rgba(var(--orange-rgb), 0.25);
}

/* ---- Mobile category groups ---- */
.mobile-menu__group {
  display: none;
  flex-direction: column;
  align-items: flex-start;
  gap: 27px;
}

.mobile-menu__group.active {
  display: flex;
}

/* =============================================
   MOBILE MENU — main links (O nas, Realizacje)
   ============================================= */
.mobile-menu__link:not(.mobile-menu__link--sub) {
  font-weight: 600;
}

/* =============================================
   MOBILE MENU — offer sub-links
   ============================================= */
.mobile-menu__link--sub {
  font-size: 20px;
  opacity: 0.85;
}

.mobile-menu__link--sub:hover {
  opacity: 1;
}

/* =============================================
   INTERACTIVE HOVER BUTTON — shared base
   ============================================= */
button.ihb {
  -webkit-appearance: none;
  appearance: none;
}

.ihb {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  overflow: hidden;
  border-radius: 9px;
  border: 1.5px solid transparent;
  background: linear-gradient(135deg, var(--orange), var(--orange-end), var(--orange)) padding-box;
  background-size: 200% 200%;
  background-position: 0% 0%;
  cursor: pointer;
  text-decoration: none;
  text-align: center;
  font-family: var(--font-family);
  font-weight: 600;
  transition: background-position 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}

.ihb:hover,
.ihb.touch-hover {
  background-position: 100% 100%;
  border-color: transparent;
}

/* White arrow on the right */
.ihb::after {
  content: '→';
  position: relative;
  z-index: 11;
  color: var(--white);
  font-size: 1.1em;
  line-height: 1;
  display: inline-block;
  transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.ihb:hover::after,
.ihb.touch-hover::after {
  transform: translateX(4px);
}

.ihb__text {
  display: inline-block;
  position: relative;
  z-index: 11;
  color: var(--white);
}

/* Hide old hover overlay and circle */
.ihb__hover { display: none; }
.ihb__circle { display: none; }
.ihb__arrow { display: none; }

.ihb:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
}

/* Navbar size */
.ihb--nav {
  font-size: 17px;
  padding: 10px 28px;
  flex-shrink: 0;
}

/* Hero size */
.ihb--hero {
  font-size: 17px;
  padding: 16px 40px;
}

/* Mobile menu size */
.ihb--mobile {
  font-size: 17px;
  padding: 14px 36px;
  margin-top: 8px;
}

/* Hamburger — hidden on desktop */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}

.navbar__hamburger:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.navbar__hamburger:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 2px;
}

.navbar__hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--dark-gray);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Hamburger active state */
.navbar__hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger.active span:nth-child(2) {
  opacity: 0;
}

.navbar__hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   MOBILE MENU OVERLAY
   ============================================= */
.mobile-menu {
  display: flex;
  position: fixed;
  /* inset: 0 anchors the overlay to the layout viewport on all four sides.
     Do NOT go back to `height: 100vh` — on mobile browsers vh is resolved
     against a viewport size that does not track the URL bar collapsing, so the
     menu rendered short and the page showed through at the bottom until a
     scroll/tap resized things. inset has no such dependency. */
  inset: 0;
  background: rgba(249, 246, 244, 1);
  z-index: 1002;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 27px;
  padding-top: 32px;
  opacity: 0;
  transform: translateY(30px);
  pointer-events: none;
  visibility: hidden;
  transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              visibility 0.4s;
}

.mobile-menu.open {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  visibility: visible;
}

/* Level children: stagger fade-in */
.mobile-menu__level--main > * {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu a {
  font-size: 24px;
  font-weight: 500;
  color: var(--dark-gray);
  text-decoration: none;
}

.mobile-menu.open .mobile-menu__level--main > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.06s; }
.mobile-menu.open .mobile-menu__level--main > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.12s; }
.mobile-menu.open .mobile-menu__level--main > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.18s; }
.mobile-menu.open .mobile-menu__level--main > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.24s; }
.mobile-menu.open .mobile-menu__level--main > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.30s; }

/* Level 2 children: stagger when oferta active */
.mobile-menu__level--oferta > * {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.3s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu--oferta .mobile-menu__level--oferta > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.08s; }
.mobile-menu--oferta .mobile-menu__level--oferta > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.14s; }
.mobile-menu--oferta .mobile-menu__level--oferta > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.20s; }
.mobile-menu--oferta .mobile-menu__level--oferta > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.26s; }
.mobile-menu--oferta .mobile-menu__level--oferta > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 0.32s; }

/* Links inside groups stagger */
.mobile-menu--oferta .mobile-menu__group.active a:nth-child(1) { opacity: 1; transition-delay: 0.22s; }
.mobile-menu--oferta .mobile-menu__group.active a:nth-child(2) { opacity: 1; transition-delay: 0.26s; }
.mobile-menu--oferta .mobile-menu__group.active a:nth-child(3) { opacity: 1; transition-delay: 0.30s; }
.mobile-menu--oferta .mobile-menu__group.active a:nth-child(4) { opacity: 1; transition-delay: 0.34s; }
.mobile-menu--oferta .mobile-menu__group.active a:nth-child(5) { opacity: 1; transition-delay: 0.38s; }
.mobile-menu--oferta .mobile-menu__group.active a:nth-child(6) { opacity: 1; transition-delay: 0.42s; }

/* Closing state — keep visible while animating out */
.mobile-menu.closing {
  display: flex;
  visibility: visible;
  pointer-events: none;
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.7s cubic-bezier(0.22, 1, 0.36, 1),
              visibility 0.7s;
}

/* Staggered fade-out for level children */
.mobile-menu.closing .mobile-menu__level--main > * {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.4s cubic-bezier(0.22, 1, 0.36, 1),
              transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.mobile-menu.closing .mobile-menu__level--main > *:nth-child(5) { transition-delay: 0s; }
.mobile-menu.closing .mobile-menu__level--main > *:nth-child(4) { transition-delay: 0.06s; }
.mobile-menu.closing .mobile-menu__level--main > *:nth-child(3) { transition-delay: 0.12s; }
.mobile-menu.closing .mobile-menu__level--main > *:nth-child(2) { transition-delay: 0.18s; }
.mobile-menu.closing .mobile-menu__level--main > *:nth-child(1) { transition-delay: 0.24s; }

/* Hide level 2 instantly on close */
.mobile-menu.closing .mobile-menu__level--oferta {
  opacity: 0;
  transition: opacity 0.2s ease;
}

.mobile-menu a:hover {
  color: var(--orange);
}

.mobile-menu a:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 4px;
  border-radius: 3px;
}

.mobile-menu a:active {
  opacity: 0.6;
}

/* =============================================
   RESPONSIVE — NAVBAR
   ============================================= */
/* === Tablet (≤1024px) === */
@media (max-width: 1024px) {
  .navbar {
    padding: 0 20px;
    top: 14px;
    width: calc(100% - 28px);
    height: 58px;
    /* Above the mobile menu overlay (1002), which would otherwise bury the
       hamburger's X and leave no way to close the menu. */
    z-index: 1003;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1),
                background-color 0.3s ease,
                box-shadow 0.3s ease;
  }

  /* Menu open — dissolve the pill so only the logo + X float on the menu */
  .navbar--menu-bare {
    background-color: transparent;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    box-shadow: none;
  }

  .navbar__links {
    display: none;
  }

  .navbar__cta-desktop {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  /* Dropdown hidden on tablet (handled by mobile-menu accordion) */
  .navbar__dropdown-menu {
    display: none;
  }
}

/* Touch devices latch :hover onto the last tapped element, which would leave
   the hamburger's gray hover chip stuck behind the X for as long as the menu
   is open. Only neutralised while open, so a tablet with a mouse keeps its
   hover feedback on the closed navbar. */
@media (max-width: 1024px) and (hover: none) {
  .navbar--menu-bare .navbar__hamburger:hover {
    background-color: transparent;
  }
}

/* === Mobile (≤768px) === */
@media (max-width: 768px) {
  .navbar {
    top: 12px;
    width: calc(100% - 24px);
    height: 56px;
  }

  .ihb--hero {
    padding: 14px 32px;
    font-size: 16px;
  }
}

/* =============================================
   NAVBAR MORPH (transparent → boxed) — desktop only
   ============================================= */
@media (min-width: 1025px) {
  /* Enable smooth morph transitions (added after fadeInDown completes) */
  .navbar.navbar--home {
    transition:
      width 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      max-width 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      border-radius 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      background 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      -webkit-backdrop-filter 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      backdrop-filter 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      padding 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  }

  /* Transparent full-width state at top of page */
  .navbar.navbar--home-top {
    width: 100%;
    max-width: 100%;
    padding: 0 44px;
    border-radius: 0;
    background: transparent;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    box-shadow: none;
  }

  /* Links: smooth morph from right-anchored (top) to centered (boxed) */
  .navbar.navbar--home .navbar__links {
    transition:
      left 0.4s cubic-bezier(0.4, 0, 0.2, 1),
      transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  }

  /* Top-state only: links anchored to the right, sitting next to the CTA */
  /* 238px = nav padding-right (44) + CTA width (~158) + gap (36) */
  .navbar.navbar--home-top .navbar__links {
    left: calc(100% - 238px);
    transform: translateX(-100%);
  }
}