.header {
    position: absolute;
    width: 100%;
    height: 90px;
    /* Sabit yükseklik */
    background: transparent;
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    padding: 0 20px;
    color: black;
    transition: transform 0.4s ease, opacity 0.4s ease;
    z-index: 999;
    will-change: transform, opacity;
    pointer-events: auto;
}

/* ===========================================
   MOBILE HEADER OPTIMIZATION
   =========================================== */

@media (max-width: 768px) {
    .header {
        height: 60px;
        padding: 0 1rem;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(10px);
        border-bottom: 1px solid rgba(0, 0, 0, 0.1);
        z-index: 1000;
    }
    
    .logo a img {
        width: 40px;
    }
    
    .nav-links a {
        margin-left: 0.8rem;
        font-size: 0.85rem;
        padding: 0.5rem 0.8rem;
    }
    
    .header.scrolled {
        height: 60px;
        background: rgba(0, 0, 0, 0.95);
        backdrop-filter: blur(15px);
    }
    
    .header.scrolled .nav-links a {
        color: #fff;
    }
    
    .header.scrolled .logo a {
        color: #fff;
    }
}

.header.scrolled {
    position: fixed;
    top: 0;
    height: 92px;
    left: 0;
    width: 100%;
    background: #000;
    align-items: center;
    display: flex;
    backdrop-filter: blur(50px);
    transform: translateY(0);
    opacity: 1;
    animation: fadeDown 0.4s ease-out;
}
@keyframes fadeDown {
    from {
        transform: translateY(-15px);
        /* Daha az hareket */
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}
/* Navbar Styles */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(10px);
}
.header.scrolled .logo a{
    color: #fff;
}
.logo a .logo-white {
    display: none;
}
.header.header.scrolled .logo a .logo-white {
    display: flex;
}
.header.header.scrolled .logo a .logo-black {
    display: none;
}
.logo a {
    color: #000;
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: bold;
}
.logo a img {
    width: 60px;
}
.header.scrolled .nav-links a{
    color: #fff;
}
.nav-links a {
    color: #000;
    text-decoration: none;
    margin-left: 2rem;
    transition: color 0.3s ease;
    position: relative;
    padding-bottom: 5px;
}
.header.scrolled .nav-links a::after{
    background: #fff;
}
.nav-links a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    background: #000;
    left: 0;
    bottom: -2px;
    transition: width 0.3s ease;
}
.header.scrolled .nav-links a:hover{
    color: #fff;
    width: 100%;
}
.nav-links a:hover {
    color: #000;
}

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

/* Aktif sayfa rengi */
.nav-links a.active {
    color: #007bff !important;
    font-weight: 600;
}

.nav-links a.active::after {
    width: 100% !important;
    background: #007bff !important;
}

.header.scrolled .nav-links a.active {
    color: #007bff !important;
}

.header.scrolled .nav-links a.active::after {
    background: #007bff !important;
}

/* CV Button Styles */
.cv-button {
    position: relative;
    display: flex;
    justify-content: center;
    padding: 10px 20px;
    
}
.header.scrolled .shop-btn{
    color: #fff;
    border: 2px solid #fff;
} 
.shop-btn {
    width: 140px;
    gap: 10px;
    bottom: -13px;
    flex-direction: row;
    right: 10px;
    display: flex;
    position: absolute;
    transition: opacity 0.4s ease-out, transform 0.4s ease-out, visibility 0.4s;
    z-index: 2;
    background-color: transparent;
    align-items: center;
    color: #000;
    border: 2px solid #000;
    text-decoration: none;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 5px;
    letter-spacing: 1px;
    /* box-shadow: 0 5px 15px rgba(238, 121, 18, 0.43); */
    cursor: pointer;
    overflow: hidden;
    transition: all 0.2s ease-in-out;
}
.header.scrolled .shop-btn:hover{
    background-color: #fff;
    border: 2px solid #fff;
    color: #000;
} 

.shop-btn:hover {
    background-color: black;
    color: #fff;
    border: 2px solid #000;
    will-change: transform;

}
.header.scrolled .shop-btn svg{
    stroke: white;
} 
.shop-btn svg{
    stroke: black;
    fill: none;
}
.header.scrolled .shop-btn:hover svg{
    stroke: #000;
} 
.shop-btn:hover svg{
    stroke: #fff;
}
.header.scrolled .shop-btn::after{
    background-color: #fff;
}

.shop-btn::after {
    background-color: #000;
    /* border-radius: 200px; */
    content: '';
    display: block;
    height: 130%;
    border-top-right-radius: 200px;
    border-top-left-radius: 200px;
    width: 130%;
    position: absolute;
    left: -20px;
    top: -10px;
    transform: translate(0, 100%);
    transform-origin: bottom;
    transition: .3s transform ease-out;
    will-change: transform;
    z-index: -3;
}

.shop-btn:hover::after {
    transform: translate(0, 0);
    /* Hafifçe yukarı çıkma efekti */
}
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background-color: #000;
    margin: 2px 0;
    transition: 0.3s;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.mob-cv-span {
    display: none;
}
@media (width:768px) {
    .social-icons {
        left: -54px;
    }
    .hero-text {
        width: 82%;
    }
    .typing-text{
        font-size: 25px;
    }
    .contact-content {
        gap: 1.5rem;
    }
}
@media (min-width:768px) and (max-width:920px){
    .shop-btn {
        right: -260px;

    }
    .header.scrolled .hamburger span {
        background-color: #fff;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: #fff;
        color: #000;
        border: 2px solid #000;
        padding: 1rem;
        text-align: center;
        transform: translateY(-100%);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
        z-index: 999;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        transform: translateY(0);
        opacity: 1;
        animation: slideDown 0.3s ease forwards;
    }
    
    @keyframes slideDown {
        0% {
            transform: translateY(-20px);
            opacity: 0;
        }
        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }

    .nav-links a {
        margin: 1rem 0;
        transform: translateY(-20px);
        opacity: 0;
        animation: fadeIn 0.5s ease forwards;
    }
    
    .nav-links.active a:nth-child(1) {
        animation-delay: 0.1s;
    }
    
    .nav-links.active a:nth-child(2) {
        animation-delay: 0.2s;
    }
    
    .nav-links.active a:nth-child(3) {
        animation-delay: 0.3s;
    }
    
    .nav-links.active a:nth-child(4) {
        animation-delay: 0.4s;
    }
    
    @keyframes fadeIn {
        0% {
            transform: translateY(-20px);
            opacity: 0;
        }
        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }

    .hamburger {
        display: flex;
        z-index: 1000;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hamburger span {
        transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
    }

    
}
@media (max-width: 767px) {
    .header.scrolled .hamburger span {
        background-color: #fff;
    }
    
    .nav-links {
        display: none;
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: #fff;
        color: #000;
        border: 2px solid #000;
        padding: 1rem;
        text-align: center;
        transform: translateY(-100%);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
        z-index: 999;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
    }

    .nav-links.active {
        display: flex;
        flex-direction: column;
        transform: translateY(0);
        opacity: 1;
        animation: slideDown 0.3s ease forwards;
    }
    
    @keyframes slideDown {
        0% {
            transform: translateY(-20px);
            opacity: 0;
        }
        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }

    .nav-links a {
        margin: 1rem 0;
        transform: translateY(-20px);
        opacity: 0;
        animation: fadeIn 0.5s ease forwards;
    }
    
    .nav-links.active a:nth-child(1) {
        animation-delay: 0.1s;
    }
    
    .nav-links.active a:nth-child(2) {
        animation-delay: 0.2s;
    }
    
    .nav-links.active a:nth-child(3) {
        animation-delay: 0.3s;
    }
    
    .nav-links.active a:nth-child(4) {
        animation-delay: 0.4s;
    }
    
    @keyframes fadeIn {
        0% {
            transform: translateY(-20px);
            opacity: 0;
        }
        100% {
            transform: translateY(0);
            opacity: 1;
        }
    }

    .hamburger {
        display: flex;
        z-index: 1000;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hamburger span {
        transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
    }

    .cv-button {
    }
    .shop-btn {
        width: 71px;
        left: 40px;
        padding: 4px 9px;
        bottom: -7px;
        font-size: 12px;
    }
    .shop-btn::after{
        height: 135%;
    }
    .shop-btn svg{
        width: 19px;
    }
    .header.scrolled .nav-links.active{
        background: #000;
    }
    .mob-cv-span{
        display: inline;
    }
    .desk-cv-span {
        display: none;
    }
    .nav-right {
        margin-left: 50px;
    }
}
/* Başlangıçta butonu gizle */

/* Büyük Ekranlar (1920px ve üzeri) */
@media (min-width: 1920px) {
    .navbar {
        padding: 1.5rem 7.5rem;
    }

    .nav-links a {
        margin-left: 3rem;
    }
}

/* Orta-Büyük Ekranlar (1440px - 1919px) */
@media (min-width: 1440px) and (max-width: 1919px) {
    .navbar {
        padding: 1rem 5rem;
    }
    .header.scrolled {
        height: 80px;
    }

    .nav-links a {
        margin-left: 2.5rem;
    }
}

/* Laptop Ekranları (1200px - 1439px) */
@media (min-width: 1200px) and (max-width: 1439px) {
    .navbar {
        padding: 1rem 4.1rem;
    }
    .header.scrolled {
        height: 80px;
    }

    .nav-links a {
        margin-left: 2rem;
    }
}

/* Küçük Laptop ve Büyük Tablet Ekranları (992px - 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
    .navbar {
        padding: 1rem 5%;
    }
    .header.scrolled {
        height: 80px;
    }

    .nav-links a {
        margin-left: 1.8rem;
    }
    .shop-btn {
        right: -260px;

    }
    .hamburger {
        margin-right: 1rem;
    }

    .hamburger span {
        width: 22px;
        height: 2px;
    }
    .header.scrolled .hamburger span {
        background-color: #fff;
    }
    .hamburger {
        display: flex;
        z-index: 1000;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hamburger span {
        transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
    }
}

/* Tablet Ekranları (600px - 991px) */
@media (min-width: 600px) and (max-width: 991px) {
    .header {
        height: 80px;
    }

    .navbar {
        padding: 0.8rem 4%;
    }

    .logo a {
        font-size: 1.3rem;
    }

    .nav-links.active {
        top: 80px;
    }

    .nav-links a {
        font-size: 1.1rem;
        margin: 0.8rem 0;
    }

    .shop-btn {
        right: -260px;

    }
    .hamburger {
        margin-right: 1rem;
    }

    .hamburger span {
        width: 22px;
        height: 2px;
    }
    .header.scrolled .hamburger span {
        background-color: #fff;
    }
    .hamburger {
        display: flex;
        z-index: 1000;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hamburger span {
        transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease;
    }

    .header.scrolled {
        height: 70px;
    }

    .header.scrolled .nav-links.active {
        top: 70px;
    }
}

/* Küçük Tablet Ekranları (600px - 767px) */
@media (min-width: 600px) and (max-width: 767px) {
    .header {
        height: 70px;
    }

    .navbar {
        padding: 0.7rem 3%;
    }

    .logo a {
        font-size: 1.2rem;
    }

    .nav-links.active {
        top: 70px;
    }

    .nav-links a {
        font-size: 1rem;
        margin: 0.7rem 0;
    }

    .hamburger span {
        width: 20px;
    }

    .header.scrolled {
        height: 65px;
    }

    .header.scrolled .nav-links.active {
        top: 65px;
    }
}
@media (min-width: 360.98px) and (max-width:375.98px) {
    .logo a img {
        width: 40px;
    }
    .shop-btn{
        left: 40px;
    }
    .shop-btn::after {
        height: 140%;
    }
}
@media (max-width: 360.98px) {
    .logo a img {
        width: 35px;
    }
    .shop-btn{
        left: 20px;
    }
    .shop-btn::after {
        height: 140%;
    }
}