/* ===================================
   Header & Navigation
   =================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: transparent;
    box-shadow: none;
    transition: var(--transition-normal);
}

/* Top Contact Bar */
.top-bar {
    background: transparent;
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.top-contact {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
}

.top-contact-item {
    color: #1e40af;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.top-contact-item:hover {
    color: #2563eb;
}

.top-contact-item i {
    color: #FFB800;
}

.navbar {
    padding: var(--spacing-sm) 0;
    background: transparent;
}

.header.scrolled,
.header.nav-open {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header.scrolled .nav-link {
    color: #1a1a2e;
}

.header.scrolled .nav-link:hover,
.header.scrolled .nav-link.active {
    color: #4a5fff;
}

.header.scrolled .hamburger span {
    background: #1a1a2e;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo img {
    height: 40px;
    width: auto;
    transition: var(--transition-normal);
}

.header.scrolled .logo img {
    height: 35px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
    align-items: center;
}

.nav-link {
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
    position: relative;
    padding: 0.5rem 0;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: #4a5fff;
    transition: var(--transition-normal);
}

.nav-link:hover,
.nav-link.active {
    color: #4a5fff;
}

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

.nav-link i {
    font-size: 0.7rem;
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: rgba(26, 11, 46, 0.95);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition-normal);
    z-index: 100;
    list-style: none;
    padding: 0.5rem 0;
    margin-top: 1rem;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    margin: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.75rem 1.5rem;
    color: #ffffff;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition-fast);
}

.dropdown-menu a:hover {
    background: rgba(74, 95, 255, 0.2);
    color: #4a5fff;
}

.nav-contact {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.phone-link {
    color: var(--text-light);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.phone-link:hover {
    color: var(--accent-blue);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #ffffff;
    transition: var(--transition-normal);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}