/* Header Styles */
.header {
    background-color: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: static; /* normal akışta */
    z-index: 1000;
    height: 96px;
    padding: 4px 0;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-left,
.nav-right {
    display: flex;
    align-items: center;
    gap: 96px;
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.logo {
    height: 72px;
    width: auto;
    object-fit: contain;
}

.nav-link {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 19.2px;
    color: #333333;
    text-decoration: none;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #007bff;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: #007bff;
    transition: width 0.3s ease;
}

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

/* Mobile Menu Styles */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    width: 35px;
    height: 35px;
    justify-content: space-around;
    z-index: 10000;
    position: relative;
}

.hamburger-line {
    width: 100%;
    height: 4px;
    background-color: #333;
    transition: all 0.3s ease;
    border-radius: 2px;
}

.mobile-menu-btn.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.mobile-menu-btn.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -6px);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    flex-direction: column;
    padding: 80px 20px 20px;
    z-index: 9999;
    justify-content: center;
    align-items: center;
}

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

.mobile-nav-link {
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 24px;
    color: #333;
    text-decoration: none;
    padding: 20px 0;
    border-bottom: 1px solid #eee;
    transition: color 0.3s ease;
    text-align: center;
    width: 100%;
    max-width: 300px;
}

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

.mobile-nav-link:hover {
    color: #007bff;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header {
        height: 70px;
        padding: 0;
    }
    
    .nav-left,
    .nav-right {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .nav {
        justify-content: space-between;
        align-items: center;
        padding: 5px 20px;
        height: 70px;
    }
    
    .logo-container {
        flex: none;
        display: flex;
        justify-content: flex-start;
    }
    
    .logo {
        height: 55px;
    }
}

@media (max-width: 480px) {
    .nav-left,
    .nav-right {
        gap: 15px;
    }
    
    .nav-link {
        font-size: 13px;
    }
    
    .logo {
        height: 45px;
    }
}