/* ==========================================================================
   Header Styles for SonKullananlar.com
   ========================================================================== */

.site-header {
    background: var(--background-white);
    border-bottom: 1px solid var(--border-color);
    padding: 0 20px;
    height: var(--header-height);
    display: flex;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-grid {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    width: 100%;
    gap: 20px;
}

.header-logo { display: flex; align-items: center; }
.header-logo .logo-img { max-height: 40px; width: auto; }
.header-center { display: flex; justify-content: center; }
.header-actions { display: flex; align-items: center; gap: 15px; }

/* === Çok Seviyeli Açılır Menü (Masaüstü) === */
.main-nav-desktop ul,
.main-nav-desktop li {
    margin: 0;
    padding: 0;
    list-style: none;
    position: relative;
}

.main-nav-desktop > ul {
    display: flex;
    gap: 15px;
}

.main-nav-desktop a {
    display: block;
    padding: 10px 15px;
    color: var(--text-color);
    text-decoration: none;
    border-radius: var(--border-radius);
    transition: background-color 0.2s, color 0.2s;
}

.main-nav-desktop > ul > li:hover > a {
    background-color: var(--background-light);
    color: var(--primary-color);
    text-decoration: none;
}

.main-nav-desktop .submenu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--background-white);
    min-width: 220px;
    padding: 5px 0;
    border-radius: var(--border-radius);
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
    z-index: 1001;
}

.main-nav-desktop .submenu .submenu {
    top: -5px;
    left: 100%;
}

.main-nav-desktop li:hover > .submenu {
    display: block;
}

.main-nav-desktop .submenu a {
    padding: 12px 20px;
    border-radius: 0;
}
.main-nav-desktop .submenu a:hover {
    background-color: var(--primary-color);
    color: white;
    text-decoration: none;
}
.main-nav-desktop .has-dropdown > a::after {
    content: ' \f078';
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    font-size: 0.7em;
    margin-left: 5px;
}
.main-nav-desktop .submenu .has-dropdown > a::after {
    content: ' \f054';
    float: right;
}

/* Header İkonları ve Profil Menüsü */
.header-action-btn {
    background-color: transparent;
    border: none;
    color: var(--text-color);
    font-size: 20px;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.2s;
    text-decoration: none;
}
.header-action-btn:hover {
    background-color: var(--background-light);
    text-decoration: none;
}
.profile-dropdown {
    position: relative;
}
.dropdown-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background-color: var(--background-white);
    border-radius: var(--border-radius);
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
    width: 220px;
    padding: 10px 0;
    z-index: 1010;
    opacity: 0;
    transform: translateY(10px);
    visibility: hidden;
    transition: opacity 0.2s ease, transform 0.2s ease, visibility 0.2s;
}
.dropdown-menu.active {
    opacity: 1;
    transform: translateY(0);
    visibility: visible;
}
.dropdown-header {
    padding: 10px 15px;
    font-size: 14px;
    color: var(--text-muted);
}
.dropdown-header strong {
    color: var(--text-color);
}
.dropdown-divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 8px 0;
}
.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 15px;
    font-size: 15px;
    color: var(--text-color);
    text-decoration: none;
}
.dropdown-item:hover {
    background-color: var(--background-light);
    color: var(--primary-color);
    text-decoration: none;
}
.dropdown-item i {
    width: 18px;
    text-align: center;
    color: var(--text-muted);
}
.dropdown-item:hover i {
    color: var(--primary-color);
}
.logout-form { margin: 0; }
.logout-btn {
    width: 100%;
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
    text-align: left;
    color: var(--text-color);
    font-size: 15px;
}

/* === Mobil Menü Stilleri === */
.mobile-menu-trigger {
    display: none;
}
.main-nav-mobile {
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background: var(--background-white);
    padding: 20px;
    z-index: 1002;
    transform: translateX(-100%);
    transition: transform 0.3s ease-in-out;
    overflow-y: auto;
}
.main-nav-mobile.active {
    transform: translateX(0);
}
.main-nav-mobile ul, .main-nav-mobile li {
    list-style: none;
    margin: 0;
    padding: 0;
}
.main-nav-mobile ul {
    display: flex;
    flex-direction: column;
    gap: 5px;
}
.main-nav-mobile li {
    border-bottom: 1px solid var(--border-color);
}
.main-nav-mobile li:last-child {
    border-bottom: none;
}
.main-nav-mobile a {
    display: block;
    padding: 15px 10px;
    color: var(--text-color);
    text-decoration: none;
}
.main-nav-mobile a:hover {
    color: var(--primary-color);
    text-decoration: none;
}
.main-nav-mobile .submenu {
    display: none !important;
}
.main-nav-mobile .has-dropdown > a::after {
    display: none;
}
.mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1001;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}
.mobile-menu-overlay.active {
    opacity: 1;
    visibility: visible;
}
body.noscroll {
    overflow: hidden;
}

/* YENİ EKLENDİ: ARAMA POPUP (MODAL) STİLLERİ */
.search-popup {
    display: none; 
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    background-color: rgba(10, 25, 40, 0.7);
    -webkit-backdrop-filter: blur(5px);
    backdrop-filter: blur(5px);
    padding-top: 15vh;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.search-popup.active {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    opacity: 1;
}

.search-popup-content {
    position: relative;
    width: 100%;
    max-width: 600px;
    transform: translateY(-20px);
    transition: transform 0.3s ease;
}

.search-popup.active .search-popup-content {
    transform: translateY(0);
}

.search-popup-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 36px;
    line-height: 1;
    cursor: pointer;
    opacity: 0.8;
    transition: opacity 0.2s;
}
.search-popup-close:hover {
    opacity: 1;
}

.search-popup-form {
    width: 100%;
    position: relative;
}

.search-popup-form input {
    width: 100%;
    height: 60px;
    border-radius: var(--border-radius);
    border: 2px solid var(--primary-color);
    padding: 0 60px 0 20px;
    font-size: 18px;
    background-color: var(--background-white);
    color: var(--text-color);
}
.search-popup-form input:focus {
    outline: none;
    box-shadow: 0 0 0 4px rgba(0, 123, 255, 0.25);
}

.search-popup-form button {
    position: absolute;
    right: 5px;
    top: 5px;
    bottom: 5px;
    width: 50px;
    border-radius: var(--border-radius);
    border: none;
    background-color: var(--primary-color);
    color: white;
    font-size: 20px;
    cursor: pointer;
}


/* === HEADER RESPONSIVE STYLES === */
@media (max-width: 992px) {
    .header-center {
        display: none;
    }
    .header-grid {
        grid-template-columns: 1fr auto;
    }
    .header-logo {
        justify-self: start;
    }
    .header-actions {
        justify-self: end;
    }
    .mobile-menu-trigger {
        display: flex;
    }
}