/* ==========================================================================
   GLOBAL HEADER & MEGA MENU STYLES (VERSION 2)
   Minimal Floating/Sticky Header + Cinematic Mega Menu
   ========================================================================== */

/* Header Wrapper */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: var(--z-header);
  transition: height var(--transition-medium), background-color var(--transition-medium), border-color var(--transition-medium), box-shadow var(--transition-medium);
  background-color: rgba(247, 243, 236, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(23, 19, 15, 0.05);
}

.site-header.scrolled {
  height: var(--header-height-scrolled);
  background-color: rgba(247, 243, 236, 0.98);
  border-bottom-color: rgba(23, 19, 15, 0.08);
  box-shadow: 0 10px 25px rgba(23, 19, 15, 0.04);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Brand Logo */
.header-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  z-index: calc(var(--z-header) + 2);
}

.header-logo-img {
  height: 48px;
  max-height: 52px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast), height var(--transition-fast);
}

.site-header.scrolled .header-logo-img {
  height: 42px;
}

.header-brand:hover .header-logo-img {
  transform: scale(1.02);
}

/* Center Navigation Links */
.header-nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--text-dark);
  padding: 0.65rem 0.2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  cursor: pointer;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-item.open > .nav-link,
.nav-link.active {
  color: var(--color-orange);
}

/* Right Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

/* Header Search Button */
.btn-header-search {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-black);
  cursor: pointer;
  transition: all var(--transition-fast);
  background: transparent;
}

.btn-header-search:hover {
  color: var(--color-orange);
  background: rgba(241, 90, 36, 0.08);
  transform: scale(1.08);
}

.header-cta-btn {
  font-size: 0.8rem;
  padding: 0.75rem 1.6rem;
}

.header-lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-family: var(--font-display);
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-dark);
  background: transparent;
  border: 1px solid rgba(23, 19, 15, 0.12);
  padding: 0.4rem 0.65rem;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.header-lang-btn:hover {
  border-color: var(--color-orange);
  color: var(--color-orange);
}

/* Mobile Toggle Hamburger */
.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: #FFFFFF;
  border: 1.5px solid rgba(23, 19, 15, 0.14);
  box-shadow: 0 2px 8px rgba(23, 19, 15, 0.06);
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  cursor: pointer;
  transition: all var(--transition-fast);
  z-index: calc(var(--z-header) + 2);
  padding: 0;
  flex-shrink: 0;
}

.mobile-toggle:hover,
.mobile-toggle:focus {
  border-color: var(--color-orange);
  background: rgba(241, 90, 36, 0.06);
  box-shadow: 0 3px 10px rgba(241, 90, 36, 0.15);
}

.hamburger-line {
  width: 22px;
  height: 2.2px;
  background-color: var(--color-black);
  border-radius: 2px;
  transition: transform var(--transition-medium), opacity var(--transition-fast), background-color var(--transition-fast);
}

.mobile-toggle.active {
  background: var(--color-orange);
  border-color: var(--color-orange);
  box-shadow: 0 4px 14px rgba(241, 90, 36, 0.25);
}

.mobile-toggle.active .hamburger-line {
  background-color: #FFFFFF;
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
  transform: translateY(7.2px) rotate(45deg);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
  transform: translateY(-7.2px) rotate(-45deg);
}

/* ==========================================================================
   MEGA MENU SYSTEM
   ========================================================================== */
.mega-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(23, 19, 15, 0.45);
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: calc(var(--z-mega) - 1);
}

.mega-backdrop.visible {
  opacity: 1;
  pointer-events: auto;
}

.mega-menu-panel {
  position: fixed;
  top: var(--header-height);
  left: 0;
  width: 100%;
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--color-cream-border);
  box-shadow: 0 35px 70px rgba(23, 19, 15, 0.12);
  z-index: var(--z-mega);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  transition: opacity 0.55s cubic-bezier(0.16, 1, 0.3, 1), transform 0.55s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.55s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
  max-height: calc(100vh - var(--header-height));
  overflow-y: auto;
}

.site-header.scrolled ~ .mega-menu-panel,
.mega-menu-panel.scrolled-header {
  top: var(--header-height-scrolled);
}

.mega-menu-panel.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.mega-inner {
  padding: 3.5rem 0 2.5rem 0;
}

/* Mega Menu Grid: Left sidebar, 9 categories, Right large visual */
.mega-ingredients-grid {
  display: grid;
  grid-template-columns: 260px 1fr 340px;
  gap: 3.5rem;
  align-items: start;
}

.mega-sidebar-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--color-black);
  margin-bottom: 0.75rem;
}

.mega-sidebar-desc {
  font-size: 0.85rem;
  color: var(--text-dark-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
}

/* 9 Ingredient Families in Mega Menu */
.mega-categories-columns {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem 2.25rem;
}

.mega-cat-item {
  display: block;
  text-decoration: none;
  color: inherit;
  position: relative;
  padding-left: 0.85rem;
  cursor: pointer;
  transition: transform var(--transition-fast);
}

.mega-cat-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.35rem;
  width: 3px;
  height: 0;
  background-color: var(--color-orange);
  transition: height var(--transition-fast);
}

.mega-cat-item:hover::before,
.mega-cat-item.active::before {
  height: 1rem;
}

.mega-cat-title {
  font-family: var(--font-display);
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.25rem;
  transition: color var(--transition-fast);
}

.mega-cat-item:hover .mega-cat-title,
.mega-cat-item.active .mega-cat-title {
  color: var(--color-orange);
}

.mega-cat-subtext {
  font-size: 0.78rem;
  color: var(--text-dark-muted);
  line-height: 1.4;
}

/* Mega Menu Right Dynamic Visual */
.mega-preview-card {
  background-color: var(--color-cream);
  border-radius: var(--radius-sm);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid var(--color-cream-border);
  position: relative;
  overflow: hidden;
}

.preview-badge {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 0.5rem;
}

.preview-category-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.35rem;
}

.preview-category-role {
  font-size: 0.82rem;
  color: var(--text-dark-muted);
  margin-bottom: 1.5rem;
}

.preview-img-wrap {
  width: 100%;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: auto;
}

.preview-img {
  max-width: 90%;
  max-height: 90%;
  object-fit: contain;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.1));
}

/* Solutions Mega Menu */
.mega-solutions-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
}

.sol-mega-card {
  background-color: var(--color-cream);
  border: 1px solid var(--color-cream-border);
  border-radius: var(--radius-sm);
  padding: 1.75rem 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.sol-mega-card:hover {
  background-color: #FFFFFF;
  border-color: var(--color-orange);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(241, 90, 36, 0.1);
}

.sol-mega-num {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-orange);
  margin-bottom: 0.65rem;
}

.sol-mega-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-black);
  margin-bottom: 0.65rem;
}

.sol-mega-desc {
  font-size: 0.8rem;
  color: var(--text-dark-muted);
  line-height: 1.5;
}

/* ==========================================================================
   MOBILE NAVIGATION DRAWER & BACKDROP SYSTEM
   ========================================================================== */

/* Mobile Backdrop */
.mobile-drawer-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(23, 19, 15, 0.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.35s ease;
  z-index: calc(var(--z-header) + 20);
}

.mobile-drawer-backdrop.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Mobile Slide-in Drawer */
.mobile-nav-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(90vw, 380px);
  height: 100vh;
  height: 100dvh;
  background-color: #FAF7F2;
  z-index: calc(var(--z-header) + 21);
  padding: 1.25rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transform: translateX(105%);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  overflow-y: auto;
  box-shadow: -15px 0 45px rgba(23, 19, 15, 0.25);
  border-left: 1px solid var(--color-cream-border);
}

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

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-cream-border);
  margin-bottom: 1rem;
}

.mobile-drawer-brand {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.mobile-drawer-logo {
  height: 42px;
  width: auto;
  object-fit: contain;
}

.mobile-drawer-close {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 1.5px solid rgba(23, 19, 15, 0.12);
  box-shadow: 0 2px 8px rgba(23, 19, 15, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-black);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mobile-drawer-close:hover,
.mobile-drawer-close:active {
  background: var(--color-orange);
  border-color: var(--color-orange);
  color: #FFFFFF;
  transform: rotate(90deg);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  overflow-y: auto;
  padding-right: 0.25rem;
}

.mobile-nav-link {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.75rem;
  border-radius: var(--radius-xs);
  text-decoration: none;
  transition: all var(--transition-fast);
  border-bottom: 1px solid rgba(23, 19, 15, 0.04);
}

.mobile-nav-arrow {
  color: var(--color-orange);
  font-size: 1.15rem;
  transition: transform var(--transition-fast);
}

.mobile-nav-link:hover,
.mobile-nav-link.active {
  background: rgba(241, 90, 36, 0.08);
  color: var(--color-orange);
  padding-left: 1rem;
}

.mobile-nav-link:hover .mobile-nav-arrow {
  transform: translateX(4px);
}

.mobile-drawer-footer {
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-cream-border);
}

.mobile-drawer-cta {
  width: 100%;
  justify-content: center;
  padding: 0.85rem 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(241, 90, 36, 0.25);
}

.mobile-drawer-contact-info {
  font-size: 0.82rem;
  color: var(--text-dark-muted);
  margin-top: 0.85rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mobile-drawer-phone {
  font-weight: 700;
  color: var(--color-black);
  text-decoration: none;
}

.mobile-drawer-phone:hover {
  color: var(--color-orange);
}

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1080px) {
  .header-nav {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .mega-menu-panel {
    display: none !important;
  }
  .header-cta-btn {
    display: none !important;
  }
  .header-lang-btn {
    display: none !important;
  }
  .header-actions {
    gap: 0.75rem;
  }
  .header-logo-img {
    height: 52px;
    max-height: 56px;
  }
  .site-header.scrolled .header-logo-img {
    height: 44px;
  }
}

@media (max-width: 576px) {
  .header-logo-img {
    height: 48px;
    max-height: 52px;
  }
  .site-header.scrolled .header-logo-img {
    height: 42px;
  }
  .mobile-nav-drawer {
    width: 100vw;
    border-left: none;
    padding: 1.25rem 1.25rem 1.5rem;
  }
}