/* Header Styles */
#main-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

#main-header.transparent {
    background-color: transparent;
}

#main-header.solid {
    background-color: #002f67;
}

#main-header.scrolled {
    background-color: #002f67 !important;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

#main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
    transition: height var(--transition-normal);
}

#main-header.scrolled .container {
    height: 70px;
}

.logo a {
    display: flex;
    align-items: center;
    color: var(--white);
}

.logo img {
    height: 50px;
    margin-right: var(--space-sm);
    transition: height var(--transition-normal);
}

#main-header.scrolled .logo img {
    height: 40px;
}

.logo span {
    font-size: var(--font-size-lg);
    font-weight: 700;
    letter-spacing: 1px;
}

.main-nav ul {
    display: flex;
}

.main-nav ul li {
    position: relative;
    margin-left: var(--space-lg);
}

.main-nav ul li a {
    color: var(--white);
    font-weight: 500;
    padding: var(--space-sm) 0;
    display: block;
    position: relative;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--white);
    transition: width var(--transition-normal);
}

.main-nav ul li a:hover::after,
.main-nav ul li.active a::after {
    width: 100%;
}

/* Dropdown Menu */

.custom-has-dropdown {
    position: relative;
}

.custom-dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 240px;
    background-color: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    border-radius: 4px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
    pointer-events: none;
    padding: 12px 0;
}



.custom-has-dropdown:hover .custom-dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
}


.custom-dropdown-container {
    display: block;
    padding: var(--space-md);
}

.custom-dropdown-column {
    min-width: 220px;
    padding: var(--space-sm) 0;
    position: relative;
}

.custom-dropdown-column ul li a {
    display: block;
    width: 100%;
    padding: 10px 16px;
    color: var(--black);
    background-color: transparent;
    transition: background-color 0.3s ease, color 0.3s ease;
    border-radius: 0;
}


.custom-dropdown-column h3:hover {
    background-color: #3c78d8;
    color: white;
    cursor: pointer;
}

.custom-has-submenu > a {
    position: relative;
}

/* Alt menüler başlangıçta gizli */
.custom-submenu {
    display: none !important;
    position: absolute;
    top: 0;
    left: 100%;
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.15);
    min-width: 200px;
    padding: 8px 0;
    z-index: 200;
}

/* Hover olduğunda göster */
ul li.custom-has-submenu:hover > ul.custom-submenu {
    display: block !important;
}




.custom-dropdown-menu a:hover {
    background-color: #3c78d8;
    color: white;
}

.custom-dropdown-column:hover ul {
    display: none;
    position: absolute;
    top: 0;
    left: 100%;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    padding: var(--space-sm);
    border-radius: var(--border-radius-sm);
    min-width: 220px;
    z-index: 300;
}

.custom-dropdown-column ul li {
    margin: var(--space-xs) 0;
    margin-left: 0;
}

.custom-dropdown-column ul li.custom-has-submenu > .custom-submenu {
    top: 0;
    left: 100%;
}
.custom-dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: #003366;
    font-weight: 500;
    text-decoration: none;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.custom-dropdown-menu a:hover {
    background-color: #004a99;
    color: white;
}

.custom-dropdown-column ul li.custom-has-submenu {
    position: relative;
}

.custom-dropdown-column ul li a {
    color: var(--black);
    font-weight: 400;
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--border-radius-sm);
    transition: color var(--transition-fast);
}

.custom-dropdown-column ul li a:hover {
    background-color: #3c78d8;
    color: white;
}

.custom-dropdown-column ul li a::after {
    display: none;
}

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

.custom-has-submenu {
    position: relative;
}



    /* Alt submenu başlangıçta gizli */
    .custom-dropdown-column ul {
        display: none;
    }

    /* Sadece hover olduğunda aç */
    .custom-dropdown-column:hover > ul {
        display: block;
    }



.custom-dropdown-menu:empty {
    display: none;
}
.custom-dropdown-column h3 {
    margin: 0;
    padding: 0;
    font-size: inherit;
    font-weight: normal;
}

.custom-has-submenu:hover > .custom-submenu {
    opacity: 1;
    visibility: visible;
}

.custom-has-dropdown > a {
    display: block;
    padding: 10px 16px;
    color: var(--black);
    background-color: transparent;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.custom-has-dropdown:hover > a {
    background-color: #3c78d8;
    color: white;
}
/* Alt menü başlangıçta kapalı */
.custom-dropdown-column ul li ul {
    display: none;
}

/* Sadece hover olduğunda aç */
.custom-dropdown-column ul li:hover > ul {
    display: block;
}


/* Header Right */
.header-right {
    display: flex;
    align-items: center;
}

/* Search Button */
.search-button {
    color: var(--white);
    margin-right: var(--space-md);
    cursor: pointer;
    font-size: var(--font-size-lg);
}

/* Language Selector */
.language-selector {
    position: relative;
    color: var(--white);
    margin-right: var(--space-md);
    cursor: pointer;
    display: flex;
    align-items: center;
}

.current-lang {
    margin-right: var(--space-xs);
}

.language-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    border-radius: var(--border-radius-sm);
    min-width: 100px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: all var(--transition-normal);
}

.language-dropdown li a {
    color: var(--black);
    padding: var(--space-sm) var(--space-md);
    display: block;
}

.language-dropdown li a:hover {
    background-color: var(--light-gray);
}

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

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 21px;
    cursor: pointer;
}

.mobile-menu-toggle span {
    display: block;
    height: 3px;
    width: 100%;
    background-color: var(--white);
    border-radius: 3px;
    transition: all var(--transition-normal);
}

/* 🔥 Tüm dropdown linkleri siyah yazı ve görünür */
.custom-dropdown-menu a,
.custom-dropdown-column h3 a {
    color: #3c78d8;               /* Yazılar siyah */
    background-color: transparent !important;
    font-weight: 500;
    padding: 10px 16px;
    display: block;
}

/* 🔥 Hover efekti */
.custom-dropdown-menu a:hover,
.custom-dropdown-column h3 a:hover {
    background-color: #004a99 !important; /* Mavi hover */
    color: #fff !important;
}
/* Dropdown kutusunun içi */
.custom-dropdown-menu {
    padding: 8px 0 !important;
    border-radius: 8px;
}

/* Sütunlar */
.custom-dropdown-column {
    padding: 0;
    margin: 0;
}
/* 🔥 Dropdown menü kutusu */
.custom-dropdown-menu {
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 6px 18px rgba(0,0,0,0.15);
    padding: 2px 0 !important;   /* Dış boşluk az */
    min-width: 220px;
}

/* 🔥 Linkler */
.custom-dropdown-menu a {
    color: #004a99 !important;
    font-weight: 500;
    font-size: 16px;            /* 🔹 Yazılar büyütüldü */
    padding: 12px 20px;
    display: block;
    text-decoration: none;
    background: transparent;
    border-bottom: 1px solid #f1f1f1;  /* İnce çizgi */
    transition: background 0.2s ease, color 0.2s ease;
}

.custom-dropdown-menu a:last-child {
    border-bottom: none;
}

/* 🔥 Hover efekti */
.custom-dropdown-menu a:hover {
    background-color: #004a99 !important;
    color: #fff !important;
}


/* Alt link aralarına hafif çizgi */
.custom-dropdown-menu a {
    border-bottom: 1px solid #eee;
}
.custom-dropdown-menu a:last-child {
    border-bottom: none;
}
.main-nav ul li a:hover,
.main-nav ul li.active a {
    color: #fff;
    background-color: #004a99;
    border-radius: 4px 4px 0 0;
    padding: 8px 14px;
    transition: background 0.3s ease;
}


/* 🔥 Sadece hover olduğunda göster */
ul li.custom-has-submenu:hover > ul.custom-submenu {
    display: block !important;
}

.custom-dropdown-column ul li.custom-has-submenu > a::after {
    content: "▼"; /* 🔹 Ters üçgen */
    font-size: 10px;
    color: #555;
    float: right;
    margin-left: 8px;
    transition: transform 0.2s ease;
}

/* Hover olduğunda üçgeni çevir */
.custom-dropdown-column ul li.custom-has-submenu:hover > a::after {
    transform: rotate(-90deg); /* 🔹 Açıldığında yan döner */
}


/* Mobile Menu */
@media (max-width: 991px) {
    .main-nav {
        position: fixed;
        top: 80px;
        left: 0;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: rgba(0, 50, 98, 0.95);
        transform: translateX(100%);
        transition: transform var(--transition-normal);
        overflow-y: auto;
    }

    .main-nav.active {
        transform: translateX(0);
    }

    .main-nav ul {
        flex-direction: column;
        padding: var(--space-lg);
    }

    .main-nav ul li {
        margin-left: 0;
        margin-bottom: var(--space-md);
    }

    .custom-dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        width: 100%;
        max-height: 0;
        overflow: hidden;
        transition: max-height var(--transition-normal);
    }

    .custom-has-dropdown.active .custom-dropdown-menu {
        max-height: 1000px;
    }

    .custom-dropdown-container {
        flex-direction: column;
    }

    .custom-dropdown-column {
        width: 100%;
        padding: var(--space-sm) 0;
    }

    .mobile-menu-toggle {
        display: flex;
    }

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

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

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