.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 18px 0;
    transition: padding 0.3s ease;
    transform: translateZ(0);
    backface-visibility: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.site-header .navbar {
    position: relative;
    padding: 0.35rem 0;
    border-radius: 0;
    background: transparent;
    border: 1px solid transparent;
    box-shadow: none;
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease, border-radius 0.3s ease, padding 0.3s ease, transform 0.3s ease;
}

.site-header.scrolled,
.header-inner {
    background: transparent !important;
    box-shadow: none;
    border-bottom: none;
    padding: 12px 0;
}

.header-home {
    background: transparent;
}

.header-home .navbar {
    padding: 0.35rem 0;
}

.site-header.scrolled .navbar,
.header-inner .navbar {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.97) 0%, rgba(248, 252, 248, 0.96) 52%, rgba(237, 247, 239, 0.94) 100%);
    border: 1px solid rgba(76, 175, 80, 0.18);
    border-radius: 999px;
    padding: 0.42rem 1.15rem;
    box-shadow: 0 18px 42px rgba(35, 63, 44, 0.16);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    transform: translateY(0);
}

.site-header.menu-open .navbar {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.98) 0%, rgba(245, 251, 245, 0.97) 100%);
    border: 1px solid rgba(76, 175, 80, 0.18);
    border-radius: 28px;
    padding: 0.5rem 1rem;
    box-shadow: 0 18px 42px rgba(35, 63, 44, 0.16);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.site-header.scrolled .navbar::before,
.header-inner .navbar::before,
.site-header.menu-open .navbar::before {
    content: "";
    position: absolute;
    inset: 1px;
    border-radius: inherit;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.68) 0%, rgba(255, 255, 255, 0) 42%);
    z-index: 0;
    pointer-events: none;
}

.site-header .navbar > * {
    position: relative;
    z-index: 1;
}

.navbar-brand {
    position: relative;
    z-index: 2;
    padding: 0;
}

.header-home .nav-link {
    color: #ffffff !important;
}

.nav-links-wrap {
    gap: 0.22rem;
}

.site-header .nav-item {
    display: flex;
    align-items: center;
}

.site-header .nav-link {
    font-weight: 600;
    font-size: 0.95rem;
    margin: 0;
    padding: 0.7rem 0.95rem !important;
    border-radius: 999px;
    position: relative;
    transition: all 0.3s ease-in-out;
}

.site-header .dropdown-toggle::after {
    margin-left: 0.45rem;
    vertical-align: 0.12em;
    transition: transform 0.3s ease-in-out;
}

.site-header .dropdown.show .dropdown-toggle::after,
.site-header .dropdown:hover .dropdown-toggle::after,
.site-header .dropdown:focus-within .dropdown-toggle::after {
    transform: rotate(180deg);
}

.site-header .nav-link::after {
    content: "";
    position: absolute;
    left: 0.95rem;
    right: 0.95rem;
    bottom: 0.38rem;
    height: 2px;
    border-radius: 2px;
    background: currentColor;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.2s ease;
    opacity: 0.85;
}

.site-header .nav-link:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.site-header .nav-link:hover::after,
.site-header .nav-link.active::after {
    transform: scaleX(1);
}

.site-header.scrolled .nav-link,
.header-inner .nav-link,
.site-header.menu-open .nav-link {
    color: var(--secondary) !important;
}

.site-header.scrolled .nav-link:hover,
.header-inner .nav-link:hover,
.site-header.menu-open .nav-link:hover {
    background: rgba(76, 175, 80, 0.1);
}

.site-header .nav-link.active {
    color: var(--primary) !important;
    background: rgba(76, 175, 80, 0.14);
}

.nav-cta-item {
    padding-left: 1rem;
    margin-left: 0.4rem;
    position: relative;
}

.nav-cta-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    width: 1px;
    height: 30px;
    transform: translateY(-50%);
    background: rgba(76, 175, 80, 0.18);
}

.header-home .nav-cta-item::before {
    background: rgba(255, 255, 255, 0.24);
}

.site-header.menu-open .nav-cta-item::before {
    background: rgba(76, 175, 80, 0.18);
}

.btn-quote {
    border-radius: 999px;
    padding: 0.78rem 1.2rem;
    font-weight: 700;
    border: 1px solid transparent;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #64c66a 100%);
    color: #ffffff;
    box-shadow: 0 12px 24px rgba(56, 142, 60, 0.26);
    transition: all 0.3s ease-in-out;
}

.btn-quote:hover {
    transform: translateY(-1px) scale(1.05);
    box-shadow: 0 14px 28px rgba(56, 142, 60, 0.32);
    color: #ffffff;
}

.dealers-nav {
    position: relative;
}

.premium-dropdown {
    border: 1px solid rgba(76, 175, 80, 0.16);
    border-radius: 14px;
    padding: 0.45rem;
    min-width: 210px;
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(244, 251, 245, 0.98) 100%);
    box-shadow: 0 18px 42px rgba(16, 24, 40, 0.15);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    overflow: hidden;
    transform-origin: top right;
    animation: dropdown-rise 0.24s ease both;
}

.premium-dropdown::before {
    content: "";
    position: absolute;
    top: -6px;
    right: 26px;
    width: 14px;
    height: 14px;
    background: rgba(255, 255, 255, 0.98);
    border-left: 1px solid rgba(76, 175, 80, 0.12);
    border-top: 1px solid rgba(76, 175, 80, 0.12);
    transform: rotate(45deg);
}

.premium-dropdown .dropdown-item {
    border-radius: 10px;
    color: var(--secondary);
    font-weight: 700;
    padding: 0.72rem 0.85rem;
    transition: all 0.3s ease-in-out;
    white-space: nowrap;
}

.dealer-option {
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.dealer-option i {
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    border-radius: 50%;
    background: rgba(76, 175, 80, 0.12);
    color: var(--primary-dark);
    transition: all 0.3s ease-in-out;
}

.premium-dropdown .dropdown-item:hover,
.premium-dropdown .dropdown-item:focus {
    background: rgba(76, 175, 80, 0.11);
    color: var(--primary-dark);
    transform: translateX(4px);
}

.premium-dropdown .dropdown-item:hover i,
.premium-dropdown .dropdown-item:focus i {
    background: var(--primary);
    color: #ffffff;
    transform: scale(1.05);
}

@keyframes dropdown-rise {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.hamburger {
    width: 24px;
    height: 18px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger span {
    display: block;
    width: 100%;
    height: 2.5px;
    border-radius: 2px;
    transition: var(--transition);
}

.header-home .hamburger span {
    background: #ffffff;
}

.site-header.scrolled .hamburger span,
.header-inner .hamburger span,
.site-header.menu-open .hamburger span {
    background: var(--primary);
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 6px);
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(2) {
    opacity: 0;
}

.navbar-toggler[aria-expanded="true"] .hamburger span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -6px);
}

.mobile-nav-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(6, 20, 10, 0.36);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.25s ease, visibility 0.25s ease;
    z-index: 998;
}

body.mobile-nav-open .mobile-nav-backdrop {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

body.mobile-nav-open {
    overflow: hidden;
}