/**
 * Header & Navigation Styling - Hindustan Power EV
 */

.hp-site-header {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1.25rem 0;
  transition: all var(--hp-transition-normal);
}

.hp-site-header.is-sticky {
  position: fixed;
  top: 0;
  background: var(--hp-glass-bg);
  backdrop-filter: var(--hp-glass-blur);
  -webkit-backdrop-filter: var(--hp-glass-blur);
  border-bottom: 1px solid var(--hp-glass-border);
  padding: 0.875rem 0;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.hp-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand Logo */
.hp-brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.hp-site-logo-img {
  max-height: 48px;
  height: auto;
  width: auto;
  max-width: 240px;
  object-fit: contain;
  display: block;
  transition: transform 0.3s ease;
}

.hp-site-logo-img:hover {
  transform: scale(1.02);
}

.hp-logo-badge {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, #11b2a4 0%, #0b7e74 100%);
  border-radius: 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--hp-white);
  font-family: var(--hp-font-heading);
  font-weight: 900;
  font-size: 0.75rem;
  line-height: 1;
  box-shadow: 0 4px 14px rgba(17, 178, 164, 0.4);
}

.hp-logo-badge span {
  font-size: 0.6rem;
  letter-spacing: 0.05em;
}

.hp-logo-text {
  display: flex;
  flex-direction: column;
}

.hp-logo-title {
  font-family: var(--hp-font-heading);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--hp-white);
  letter-spacing: 0.02em;
  line-height: 1;
}

.hp-logo-title span {
  color: var(--hp-primary);
}

.hp-logo-tagline {
  font-size: 0.65rem;
  color: var(--hp-text-light);
  letter-spacing: 0.05em;
}

/* Navigation Menu */
.hp-nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.hp-nav-menu a {
  font-family: var(--hp-font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255, 255, 255, 0.85);
  padding: 0.5rem 0;
  position: relative;
}

.hp-nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--hp-primary);
  transition: width var(--hp-transition-fast);
}

.hp-nav-menu a:hover,
.hp-nav-menu a.current-menu-item {
  color: var(--hp-white);
}

.hp-nav-menu a:hover::after,
.hp-nav-menu a.current-menu-item::after {
  width: 100%;
}

/* Mobile Toggle */
.hp-mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--hp-white);
  cursor: pointer;
  padding: 0.5rem;
}

.hp-mobile-toggle svg {
  width: 28px;
  height: 28px;
}