/* ============================================
   HEADER STYLES - Premium Navigation
   ============================================ */
.main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: var(--space-sm) 0;
    transition: var(--transition);
    background: transparent;
}

.main-header.scrolled {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    padding: var(--space-xs) 0;
    box-shadow: var(--shadow-md);
}

.main-header.scrolled .nav-link {
    text-shadow: none;
}

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

.logo-img {
    height: 40px;
    width: auto;
    transition: opacity 0.3s ease;
}

.logo {
    position: relative;
    display: inline-block;
    width: auto;
    height: 40px;
}

.logo-dark {
    opacity: 0;
    pointer-events: none;
}

.logo-light {
    opacity: 1;
    pointer-events: auto;
    position: absolute;
    top: 0;
    left: 0;
}

/* Logo switching only on homepage with hero section */
.main-header:not(.secondary-page).scrolled .logo-dark {
    opacity: 1;
    pointer-events: auto;
}

.main-header:not(.secondary-page).scrolled .logo-light {
    opacity: 0;
    pointer-events: none;
}

/* Ensure black logo is always visible on secondary pages */
.main-header.secondary-page .logo-dark,
.main-header.secondary-page.scrolled .logo-dark {
    opacity: 1 !important;
    pointer-events: auto !important;
}

.main-header.secondary-page .logo-light,
.main-header.secondary-page.scrolled .logo-light {
    opacity: 0 !important;
    pointer-events: none !important;
}

.nav-menu ul {
    display: flex;
    gap: var(--space-lg);
}

.nav-link {
    font-weight: 600;
    color: var(--dark-gray);
    font-size: var(--font-sm);
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.8), 0 2px 4px rgba(255, 255, 255, 0.6);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

.nav-link-cta {
    background: var(--primary);
    color: var(--white);
    padding: var(--space-xs) var(--space-md);
    border-radius: var(--radius-full);
}

.nav-link-cta:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.phone-link {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-weight: 700;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-full);
    font-size: var(--font-base);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.phone-link:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-3px);
}

.main-header.scrolled .phone-link {
    background: var(--primary);
    border: none;
    color: var(--white);
    box-shadow: 0 4px 12px rgba(26, 77, 140, 0.3);
}

.main-header.scrolled .phone-link:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(26, 77, 140, 0.4);
}

/* Phone button always blue on secondary pages */
.main-header.secondary-page .phone-link {
    background: var(--primary);
    border: none;
    color: var(--white);
    box-shadow: 0 4px 12px rgba(26, 77, 140, 0.3);
}

.main-header.secondary-page .phone-link:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(26, 77, 140, 0.4);
}

.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary);
    border-radius: var(--radius-full);
    transition: var(--transition);
}

/* Responsive Navigation */
@media (max-width: 1024px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: var(--white);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: var(--transition);
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu ul {
        flex-direction: column;
        align-items: center;
        gap: var(--space-xl);
    }

    .nav-link {
        font-size: var(--font-2xl);
    }

    .mobile-toggle {
        display: flex;
        z-index: 1001;
    }

    .mobile-toggle.active span:nth-child(1) {
        transform: translateY(9px) rotate(45deg);
    }

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

    .mobile-toggle.active span:nth-child(3) {
        transform: translateY(-9px) rotate(-45deg);
    }

    .phone-link span {
        display: none;
    }
}

/* Prevent scroll when menu is open */
body.menu-open {
    overflow: hidden;
}

/* Helper for hiding elements on desktop */
@media (min-width: 1025px) {
    .d-lg-none {
        display: none !important;
    }
}

/* Mobile header behavior - allow dynamic styling */
@media (max-width: 1024px) {
    .main-header {
        background: transparent !important;
    }
    
    .main-header.scrolled {
        background: rgba(255, 255, 255, 0.95) !important;
        backdrop-filter: blur(10px) !important;
        box-shadow: var(--shadow-md) !important;
    }
    
    /* Mobile logo behavior - white at top, black when scrolled */
    .logo-dark {
        opacity: 0 !important;
        pointer-events: none !important;
    }
    
    .logo-light {
        opacity: 1 !important;
        pointer-events: auto !important;
    }
    
    .main-header.scrolled .logo-dark {
        opacity: 1 !important;
        pointer-events: auto !important;
    }
    
    .main-header.scrolled .logo-light {
        opacity: 0 !important;
        pointer-events: none !important;
    }
    
    /* Mobile phone button - white at top, blue when scrolled */
    .phone-link {
        background: rgba(255, 255, 255, 0.1) !important;
        backdrop-filter: blur(10px) !important;
        border: 1px solid rgba(255, 255, 255, 0.3) !important;
        color: var(--white) !important;
    }
    
    .main-header.scrolled .phone-link {
        background: var(--primary) !important;
        border: none !important;
        color: var(--white) !important;
    }
    
    .phone-link:hover {
        background: var(--white) !important;
        color: var(--primary) !important;
    }
    
    .main-header.scrolled .phone-link:hover {
        background: var(--primary-light) !important;
        color: var(--white) !important;
    }
}