/* Navigation Component CSS */

/* Util Bar */
.util-bar {
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 0;
    font-size: 0.85rem;
}

.header.scrolled .util-bar,
.header.menu-open .util-bar {
    background: var(--color-gray-dark);
}

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

.util-link {
    color: var(--color-white);
    transition: var(--transition-fast);
}

.util-link:hover {
    opacity: 0.7;
}

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

.lang-select {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--color-white);
}

.lang-select a {
    color: rgba(255, 255, 255, 0.6);
    transition: var(--transition-fast);
}

.lang-select a.active,
.lang-select a:hover {
    color: var(--color-white);
}

.lang-select span {
    color: rgba(255, 255, 255, 0.3);
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: transparent;
    border-bottom: 1px solid transparent;
    transition: var(--transition-normal);
}

.header.scrolled,
.header.menu-open {
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 100px;
}

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 72px;
    width: auto;
    transition: var(--transition-normal);
}

.header.scrolled .logo img,
.header.menu-open .logo img {
    filter: brightness(0);
}

/* Nav Menu */
.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
}

.nav-item {
    position: relative;
}

.nav-link {
    font-size: 1.2rem;
    color: var(--color-white);
    font-weight: 700;
    transition: var(--transition-fast);
    padding: var(--spacing-sm) 0;
    display: block;
    position: relative;
}

.header.scrolled .nav-link,
.header.menu-open .nav-link {
    color: var(--color-black);
}

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

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

/* Mega Menu Wrap */
.mega-menu-wrap {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-top: 3px solid var(--color-primary);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    padding: var(--spacing-xl) 0;
}

.header.menu-open .mega-menu-wrap {
    opacity: 1;
    visibility: visible;
}

.mega-menu-inner {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.mega-col {
    flex: 1;
    transition: var(--transition-fast);
}

.mega-title {
    font-size: 1.1rem;
    color: var(--color-black);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-gray-light);
}

.mega-col ul {
    list-style: none;
}

.mega-col li {
    margin-bottom: var(--spacing-xs);
}

.mega-col a {
    font-size: 0.95rem;
    color: var(--color-black);
    transition: var(--transition-fast);
    display: inline-block;
    padding: var(--spacing-xs) 0;
    position: relative;
}

.mega-col a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    transition: var(--transition-fast);
}

.mega-col a:hover {
    color: var(--color-primary);
}

.mega-col a:hover::after {
    width: 100%;
}

/* Nav Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: var(--transition-fast);
}

.header.scrolled .nav-toggle span,
.header.menu-open .nav-toggle span {
    background: var(--color-black);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile */
@media (max-width: 768px) {
    .util-bar {
        display: none;
    }

    .nav-menu {
        display: none;
        position: absolute;
        top: 100px;
        left: 0;
        right: 0;
        background: var(--color-white);
        flex-direction: column;
        padding: var(--spacing-md);
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-item {
        border-bottom: 1px solid var(--color-gray-light);
    }

    .nav-item:last-child {
        border-bottom: none;
    }

    .nav-link {
        color: var(--color-gray-dark);
        padding: var(--spacing-sm) 0;
    }

    .mega-menu-wrap {
        display: none;
    }

    .nav-toggle {
        display: flex;
    }
}