/* ==========================================================================
   DREAM WEB STUDIOS — LAYOUT & NAVIGATION STYLES
   Header, Mega-Menu, Mobile Drawer, Grid Systems & Footer
   ========================================================================== */

/* Header & Navigation Bar */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 76px;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: var(--z-header);
  transition: background-color var(--transition-base), border-color var(--transition-base), height var(--transition-base);
}

.site-header.scrolled {
  height: 68px;
  background: rgba(255, 255, 255, 0.98);
  border-bottom: 1px solid var(--border-medium);
  box-shadow: 0 4px 20px rgba(15, 23, 42, 0.06);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  position: relative;
}

/* Brand Logo Lockup */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--text-primary);
  letter-spacing: -0.02em;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-symbol {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: url('../images/logo.png') center center / cover no-repeat;
  border-radius: 50%;
  color: transparent !important;
  font-size: 0 !important;
  text-indent: -9999px;
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.12), 0 0 0 1.5px rgba(79, 70, 229, 0.2);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  flex-shrink: 0;
  overflow: hidden;
}

.brand-logo:hover .brand-symbol {
  transform: scale(1.08);
  box-shadow: 0 4px 18px rgba(79, 70, 229, 0.35), 0 0 0 2px rgba(8, 145, 178, 0.5);
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand-text-name {
  color: var(--text-primary);
  font-size: 1.15rem;
  font-weight: 800;
}

.brand-text-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 2px;
}

/* Desktop Navigation Menu */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
  margin: 0;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.5rem 0.85rem;
  color: var(--text-secondary);
  font-size: 0.925rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  cursor: pointer;
  background: transparent;
  border: none;
  font-family: inherit;
}

.nav-link:hover,
.nav-link.active,
.nav-item.open > .nav-link {
  color: var(--brand-indigo);
  background: rgba(79, 70, 229, 0.06);
}

.nav-link-caret {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.nav-item.open > .nav-link .nav-link-caret {
  transform: rotate(180deg);
}

/* Mega Menu Dropdown */
.nav-item-dropdown {
  position: static;
}

.mega-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  right: 0;
  margin: 0 auto;
  width: 1060px;
  max-width: calc(100% - 2rem);
  background: #FFFFFF;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.04);
  padding: 1.75rem;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  transform: translateY(8px);
  z-index: 1000;
}

.mega-menu::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 12px;
}

.nav-item-dropdown:hover .mega-menu,
.nav-item-dropdown:focus-within .mega-menu,
.nav-item-dropdown.open .mega-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

/* Mega Menu Columns */
.mega-menu-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

.mega-menu-col-header {
  font-family: var(--font-mono);
  font-size: 0.725rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-indigo);
  padding-bottom: 0.5rem;
  margin-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.mega-menu-list {
  list-style: none;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.mega-menu-item a {
  display: block;
  padding: 0.4rem 0.5rem;
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: 0.865rem;
  font-weight: 500;
  transition: color var(--transition-fast), background-color var(--transition-fast), transform var(--transition-fast);
}

.mega-menu-item a:hover {
  color: var(--brand-indigo);
  background: rgba(79, 70, 229, 0.06);
  transform: translateX(3px);
}

.mega-menu-footer {
  margin-top: 1.25rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.825rem;
  color: var(--text-muted);
}

.mega-menu-footer a {
  color: var(--brand-indigo);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* Header Right Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, #4F46E5 0%, #4338CA 100%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.header-cta:hover {
  color: #fff;
  background: linear-gradient(135deg, #6366F1 0%, #4F46E5 100%);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(79, 70, 229, 0.45);
}

/* Mobile Nav Toggle Trigger */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  width: 42px;
  height: 42px;
  padding: 8px;
  cursor: pointer;
  color: var(--text-primary);
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.nav-toggle-bar {
  width: 22px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.nav-toggle.open .nav-toggle-bar:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.nav-toggle.open .nav-toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open .nav-toggle-bar:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  z-index: var(--z-drawer);
}

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

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(88vw, 380px);
  height: 100vh;
  background: #FFFFFF;
  border-left: 1px solid var(--border-medium);
  box-shadow: -10px 0 30px rgba(15, 23, 42, 0.12);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
  z-index: calc(var(--z-drawer) + 1);
  overflow-y: auto;
  padding: 1.5rem;
}

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

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 1.25rem;
}

.drawer-close {
  background: #F1F5F9;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 1.25rem;
}

.drawer-close:hover {
  color: var(--brand-indigo);
  background: #E2E8F0;
}

.drawer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  flex-grow: 1;
}

.drawer-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0.5rem;
  color: var(--text-primary);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
}

.drawer-link:hover,
.drawer-link.active {
  background: rgba(79, 70, 229, 0.06);
  color: var(--brand-indigo);
}

.drawer-accordion-btn {
  width: 100%;
  background: transparent;
  border: none;
  text-align: left;
  cursor: pointer;
  font-family: inherit;
}

.drawer-accordion-content {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding-left: 1rem;
  border-left: 2px solid var(--border-subtle);
  margin: 0.25rem 0 0.75rem 0.5rem;
}

.drawer-accordion.open .drawer-accordion-content {
  display: flex;
}

.drawer-sub-link {
  padding: 0.4rem 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
}

.drawer-sub-link:hover {
  color: var(--brand-indigo);
  background: rgba(79, 70, 229, 0.06);
}

.drawer-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ==========================================================================
   Site Footer
   ========================================================================== */

.site-footer {
  background: #F8FAFC;
  border-top: 1px solid var(--border-subtle);
  position: relative;
  z-index: 1;
  padding-top: clamp(3.5rem, 6vw, 5.5rem);
  padding-bottom: 2.5rem;
}

.footer-top-badge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 3.5rem;
}

.footer-headline {
  max-width: 600px;
}

.footer-headline h3 {
  font-size: clamp(1.4rem, 2.5vw, 2rem);
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1.2fr 1.2fr 1.2fr 1.4fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  margin-bottom: 3.5rem;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-indigo);
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links a {
  color: var(--text-secondary);
  font-size: 0.9rem;
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

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

.footer-brand-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-right: 1.5rem;
}

.footer-brand-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer-location-box {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  background: #FFFFFF;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.5rem;
  box-shadow: var(--shadow-sm);
}

.footer-location-icon {
  color: var(--brand-cyan);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-legal-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.footer-legal-links a {
  color: var(--text-muted);
}

.footer-legal-links a:hover {
  color: var(--text-primary);
}