/* =============================================
   PREMIUM NAVIGATION & LAYOUT
   Awwwards-quality smooth animations + full responsiveness
   ============================================= */

:root {
  --header-height: 92px;
  --transition-smooth: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  --white: #ffffff;
  --primary-color: #111111;
  --dropdown-bg: #ffffff;
  --text-gray: #888888;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background-color: #f9f9f9;
  color: var(--primary-color);
  overflow-x: hidden;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  display: flex;
  align-items: center;
  z-index: 1000;
  transition: var(--transition-smooth);
  background: transparent;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.header.scrolled {
  background: var(--white);
  height: 76px;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
  border-bottom: 1px solid transparent;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  max-width: 1420px;
  margin: 0 auto;
  padding: 0 42px;
}

/* ===== LOGO IMAGE STYLES ===== */
.logo {
  display: inline-flex;
  align-items: center;
  z-index: 10;
  line-height: 0;
  text-decoration: none;
}

/* Both logo images share base styles */
.logo-img {
  height: 62px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: opacity 0.45s ease;
  flex-shrink: 0;
}

/* Unscrolled state: white logo (for dark/transparent navbar) */
/* mix-blend-mode: screen makes the white PNG background vanish on dark surfaces */
.logo-img--white {
  display: block;
  mix-blend-mode: screen;
}

/* Dark logo hidden when navbar is transparent */
.logo-img--dark {
  display: none;
}

/* Scrolled state: swap to the dark-text logo on the white navbar */
.header.scrolled .logo-img--white {
  display: none;
}

.header.scrolled .logo-img--dark {
  display: block;
  mix-blend-mode: normal;
}

/* Navigation */
.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
}

.nav-item {
  position: relative;
  height: var(--header-height);
  display: flex;
  align-items: center;
}

.nav-link {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.095em;
  color: var(--white);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  padding: 8px 0;
  position: relative;
}

.header.scrolled .nav-link {
  color: var(--primary-color);
}

.nav-link:hover {
  opacity: 0.75;
}

/* Navbar Request Quote Glass Button */
.nav-item-quote {
  margin-left: 10px;
}

.nav-btn-quote {
  padding: 10px 18px !important;
  border: 1px solid rgba(255, 255, 255, 0.22) !important;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.16),
    rgba(255, 255, 255, 0.055)
  ) !important;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-radius: 14px;
  color: var(--white) !important;
  font-weight: 700;
}

.nav-btn-quote:hover,
.nav-btn-quote:focus-visible {
  opacity: 1 !important;
  transform: translateY(-2px);
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.28),
    rgba(255, 255, 255, 0.12)
  ) !important;
  border-color: rgba(255, 255, 255, 0.45) !important;
  box-shadow: 0 18px 48px rgba(0, 0, 0, 0.32);
}

.header.scrolled .nav-btn-quote {
  color: var(--primary-color) !important;
  border-color: rgba(17, 17, 17, 0.14) !important;
  background: linear-gradient(
    145deg,
    rgba(17, 17, 17, 0.07),
    rgba(17, 17, 17, 0.02)
  ) !important;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
}

.header.scrolled .nav-btn-quote:hover,
.header.scrolled .nav-btn-quote:focus-visible {
  background: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  color: var(--white) !important;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

/* Dropdown Arrow */
.has-dropdown > .nav-link::after {
  content: "\ea4e";
  font-family: "remixicon";
  font-size: 13px;
  margin-left: 6px;
  vertical-align: middle;
  opacity: 0.65;
  transition: transform 0.3s ease;
}

.has-dropdown:hover > .nav-link::after {
  transform: rotate(180deg);
}

/* Premium Dropdown */
.dropdown-menu {
  position: absolute;
  top: calc(100% - 4px);
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  background: var(--dropdown-bg);
  min-width: 268px;
  padding: 14px 8px;
  border-radius: 6px;
  box-shadow:
    0 22px 55px -12px rgba(0, 0, 0, 0.17),
    0 6px 15px -5px rgba(0, 0, 0, 0.1);
  opacity: 0;
  visibility: hidden;
  transition: all 0.45s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1001;
  border: 1px solid #f0f0f0;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

.dropdown-link {
  display: block;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary-color);
  text-transform: none;
  letter-spacing: 0;
  border-radius: 4px;
  transition: all 0.3s ease;
  position: relative;
}

.dropdown-link:hover {
  background-color: #f8f8f8;
  color: var(--primary-color);
  transform: translateX(3px);
}

.dropdown-link::after {
  content: "→";
  position: absolute;
  right: 17px;
  top: 50%;
  transform: translateY(-50%) translateX(-9px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  font-weight: 700;
  font-size: 15px;
}

.dropdown-link:hover::after {
  opacity: 1;
  transform: translateY(-50%) translateX(0);
}

/* Dedicated mobile submenu toggle (hidden on desktop) */
.submenu-toggle {
  display: none;
  border: 0;
  background: transparent;
  color: inherit;
  cursor: pointer;
  font: inherit;
  padding: 0;
}

/* Menu Toggle */
.menu-toggle {
  display: none;
  color: var(--white);
  font-size: 26px;
  cursor: pointer;
  transition: transform 0.3s ease;
  z-index: 1010;
}

.header.scrolled .menu-toggle {
  color: var(--primary-color);
}

.menu-toggle:hover {
  transform: scale(1.05);
}

/* =============================================
   PREMIUM MOBILE NAV: Slide from LEFT + High-end Animations
   ============================================= */
.mobile-nav-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.55);
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.45s cubic-bezier(0.16, 1, 0.3, 1),
    visibility 0.45s ease;
  pointer-events: none;
}

.mobile-nav-backdrop.active {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}

@media (max-width: 1024px) {
  /* Hide desktop nav */
  .nav-links {
    position: fixed;
    top: 0;
    left: 0;
    width: 82%;
    max-width: 320px;
    height: 100vh;
    background: #ffffff;
    flex-direction: column;
    gap: 0;
    padding: 90px 0 60px;
    box-shadow: 0 10px 60px rgba(0, 0, 0, 0.25);
    z-index: 1000;
    display: flex;
    transform: translateX(-100%);
    opacity: 1;
    transition: transform 0.55s cubic-bezier(0.16, 1, 0.3, 1);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .nav-links.active {
    transform: translateX(0);
  }

  .nav-item {
    height: auto;
    width: 100%;
    justify-content: flex-start;
    border-bottom: 1px solid #f0f0f0;
  }

  .nav-item:last-child {
    border-bottom: none;
  }

  .nav-link {
    color: var(--primary-color);
    padding: 19px 32px;
    width: 100%;
    text-align: left;
    font-size: 15.5px;
    font-weight: 600;
    letter-spacing: 0.5px;
    display: block;
  }

  .nav-item-quote {
    margin-left: 0;
    margin-top: 16px;
    padding: 0 32px 28px;
    width: 100%;
    border-bottom: none !important;
  }

  .nav-btn-quote {
    display: block !important;
    width: 100%;
    text-align: center;
    padding: 16px 20px !important;
    border-radius: 14px;
    background: #111111 !important;
    color: #ffffff !important;
    border: 1px solid #111111 !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.16) !important;
    transform: none !important;
    font-size: 14px;
    letter-spacing: 0.12em;
  }

  .nav-btn-quote:hover,
  .nav-btn-quote:focus-visible {
    background: #333333 !important;
    border-color: #333333 !important;
    color: #ffffff !important;
    transform: none !important;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.16) !important;
  }

  /* Premium mobile dropdowns / submenus */
  .has-dropdown .dropdown-menu {
    position: static;
    transform: none;
    box-shadow: none;
    background: #f8f8f8;
    margin: 0;
    padding: 0;
    width: 100%;
    left: auto;
    border: none;
    border-radius: 0;
    opacity: 1;
    visibility: visible;

    /* Collapsed by default */
    max-height: 0;
    overflow: hidden;
    transition:
      max-height 0.45s cubic-bezier(0.16, 1, 0.3, 1),
      padding 0.35s ease;
  }

  .has-dropdown.open .dropdown-menu {
    max-height: 260px;
    padding: 6px 0 14px;
  }

  .dropdown-link {
    padding: 14px 32px 14px 52px;
    font-size: 14.5px;
    color: #444;
    border: none;
  }

  .dropdown-link:hover {
    background: #f0f0f0;
    color: #111;
  }

  /* Mobile dropdown toggle: large, visible tap target separated from the link */
  .has-dropdown {
    position: relative;
    flex-wrap: wrap;
  }

  .has-dropdown > .nav-link {
    display: block;
    padding-right: 96px;
  }

  /* Hide the desktop pseudo-arrow on mobile; the real button below handles submenu opening. */
  .has-dropdown > .nav-link::after {
    display: none;
  }

  .submenu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 0;
    right: 0;
    width: 72px;
    min-height: 57px;
    height: 57px;
    color: var(--primary-color);
    border-left: 1px solid #f0f0f0;
    background: rgba(248, 248, 248, 0.65);
    z-index: 2;
    transition:
      background 0.3s ease,
      color 0.3s ease;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .submenu-toggle:hover,
  .submenu-toggle:focus-visible {
    background: #f0f0f0;
    outline: none;
  }

  .submenu-toggle i {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    font-size: 22px;
    line-height: 1;
    color: inherit;
    background: #ffffff;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08);
    transition:
      transform 0.4s cubic-bezier(0.16, 1, 0.3, 1),
      background 0.3s ease,
      box-shadow 0.3s ease;
  }

  .has-dropdown.open > .submenu-toggle i {
    transform: rotate(180deg);
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 8px 22px rgba(0, 0, 0, 0.16);
  }

  /* Menu toggle icon animation */
  .menu-toggle {
    display: block;
    z-index: 1010;
  }

  .menu-toggle i {
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .header .menu-toggle.active i {
    transform: rotate(90deg);
  }

  /* Mobile: show white logo by default (unscrolled — dark/transparent header bg)
     and switch to dark logo only when the header gains .scrolled (white bg). */
  .logo-img--white {
    display: block !important;
    mix-blend-mode: screen;
  }

  .logo-img--dark {
    display: none !important;
  }

  /* When scrolled on mobile, swap to dark logo on white header */
  .header.scrolled .logo-img--white {
    display: none !important;
  }

  .header.scrolled .logo-img--dark {
    display: block !important;
    mix-blend-mode: normal;
  }
}

/* Premium Header Scroll Animations */
.header.scrolled {
  transition: all 0.55s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Footer */
.footer {
  background-color: var(--primary-color);
  color: var(--white);
  padding: 100px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 80px;
  max-width: 1420px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 42px;
}

/* ===== FOOTER LOGO IMAGE STYLES ===== */
.footer-logo {
  display: inline-flex;
  align-items: center;
  margin-bottom: 18px;
  line-height: 0;
  text-decoration: none;
}

.footer-logo-img {
  height: 90px;
  width: auto;
  display: block;
  object-fit: contain;
  /* mix-blend-mode: screen makes the white PNG background transparent on the dark footer */
  mix-blend-mode: screen;
}

.footer-desc {
  color: #888;
  max-width: 300px;
  line-height: 1.65;
  font-size: 14.5px;
}

.footer-heading {
  font-size: 15.5px;
  margin-bottom: 15px;
  color: var(--white);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.footer-links li {
  margin-bottom: 6px;
  color: #888;
  font-size: 14px;
}

.footer-links a {
  color: #888;
  font-size: 14px;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.footer-links a:hover {
  color: var(--white);
  transform: translateX(3px);
}

.footer-bottom {
  padding-top: 40px;
  border-top: 1px solid #222;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #555;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  max-width: 1420px;
  margin: 0 auto;
  padding-left: 42px;
  padding-right: 42px;
}

/* Responsive Footer */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 48px;
  }
}

@media (max-width: 620px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 14px;
    text-align: left;
    align-items: flex-start;
  }

  .footer-bottom p {
    text-align: left;
  }

  .footer-legal-links {
    justify-content: flex-start;
    align-items: flex-start;
  }
}

/* (Product grid uniform sizing now handled in main.css for consistency) */
/* Mobile hover safety overrides: desktop hover dropdown transforms must not run inside the slide-out menu. */
@media (max-width: 1024px) {
  .nav-item.has-dropdown:hover .dropdown-menu,
  .has-dropdown.open .dropdown-menu {
    transform: none !important;
    left: auto;
    opacity: 1;
    visibility: visible;
  }

  .has-dropdown.open .dropdown-link,
  .has-dropdown.open .dropdown-link:hover,
  .has-dropdown.open .dropdown-link:focus-visible {
    opacity: 1;
    visibility: visible;
    color: #444;
  }

  .has-dropdown.open .dropdown-link:hover,
  .has-dropdown.open .dropdown-link:focus-visible {
    color: #111;
    background: #f0f0f0;
  }

  .dropdown-link::after {
    left: 52px;
    bottom: 8px;
  }

  .dropdown-link:hover::after,
  .dropdown-link:focus-visible::after {
    width: calc(100% - 84px);
  }
}

/* Global Hero Navbar Safety State
   Applies to every page: while the fixed navbar passes over hero copy before
   the standard scrolled state starts, add subtle dark glass contrast so nav
   text does not visually conflict with hero text underneath. */
.header.hero-safe:not(.scrolled) {
  background: rgba(10, 10, 10, 0.58);
  border-bottom-color: rgba(255, 255, 255, 0.16);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

/* Global Early White Navbar Restore
   Restores the white scrolled navbar on every page. */
.header.scrolled {
  height: 76px;
  background: var(--white);
  border-bottom: 1px solid transparent;
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.06);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

.header.scrolled .nav-link {
  color: var(--primary-color);
}

.header.scrolled .nav-btn-quote {
  color: var(--primary-color) !important;
  border-color: rgba(17, 17, 17, 0.14) !important;
  background: linear-gradient(
    145deg,
    rgba(17, 17, 17, 0.07),
    rgba(17, 17, 17, 0.02)
  ) !important;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.05);
}

.header.scrolled .nav-btn-quote:hover,
.header.scrolled .nav-btn-quote:focus-visible {
  color: var(--white) !important;
  background: var(--primary-color) !important;
  border-color: var(--primary-color) !important;
  box-shadow: 0 10px 28px rgba(0, 0, 0, 0.18);
}

.header.scrolled .menu-toggle {
  color: var(--primary-color);
}