/* --- CSS DEĞİŞKENLERİ VE SIFIRLAMA --- */
        :root {
            --bg-dark: #0a0a0a;
            --bg-card: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
            --text-main: #ffffff;
            --text-muted: #94a3b8;
            --primary-gradient: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
            --accent-glow: rgba(0, 242, 254, 0.4);
            --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }

        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            scroll-behavior: smooth;
        }

        body {
            background-color: var(--bg-dark);
            color: var(--text-main);
            font-family: 'Outfit', sans-serif;
            overflow-x: hidden;
            background-image: 
                radial-gradient(circle at 15% 50%, rgba(79, 172, 254, 0.08), transparent 25%),
                radial-gradient(circle at 85% 30%, rgba(0, 242, 254, 0.08), transparent 25%);
        }

        /* Özel Scrollbar */
        ::-webkit-scrollbar { width: 10px; }
        ::-webkit-scrollbar-track { background: var(--bg-dark); }
        ::-webkit-scrollbar-thumb { background: #4facfe; border-radius: 5px; }

        /* --- NAVBAR (GLASSMORPHISM) --- */
        nav {
            position: fixed;
            top: 0; left: 0; width: 100%;
            padding: 20px 5%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            z-index: 1000;
            transition: var(--transition);
        }

        nav.scrolled {
            background: rgba(10, 10, 10, 0.8);
            backdrop-filter: blur(15px);
            border-bottom: 1px solid var(--glass-border);
            padding: 15px 5%;
        }

        .logo {
            font-family: 'Space Grotesk', sans-serif;
            font-size: 1.8rem;
            font-weight: 700;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            letter-spacing: -1px;
        }

        .nav-links {
            display: flex;
            gap: 35px;
            list-style: none;
        }

        .nav-links a {
            color: var(--text-main);
            text-decoration: none;
            font-size: 1rem;
            font-weight: 400;
            position: relative;
            transition: var(--transition);
        }

        .nav-links a::after {
            content: '';
            position: absolute;
            width: 0; height: 2px;
            bottom: -5px; left: 0;
            background: var(--primary-gradient);
            transition: var(--transition);
        }

        .nav-links a:hover::after { width: 100%; }
        .nav-links a:hover { color: #00f2fe; }

        /* --- HERO BÖLÜMÜ --- */
        #hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 0 10%;
            position: relative;
        }

        .hero-content {
            max-width: 800px;
            z-index: 2;
        }

        .badge {
            display: inline-block;
            padding: 8px 16px;
            background: rgba(0, 242, 254, 0.1);
            border: 1px solid rgba(0, 242, 254, 0.2);
            border-radius: 50px;
            color: #00f2fe;
            font-size: 0.9rem;
            margin-bottom: 20px;
            letter-spacing: 1px;
        }

        .hero-content h1 {
            font-size: 4.5rem;
            font-weight: 800;
            line-height: 1.1;
            margin-bottom: 20px;
        }

        /* Dinamik Yazı Animasyonu */
        .typing-text {
            font-family: 'Space Grotesk', sans-serif;
            background: var(--primary-gradient);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            display: inline-block;
            min-height: 1.2em;
        }

        .cursor {
            display: inline-block;
            width: 3px;
            background-color: #00f2fe;
            margin-left: 5px;
            animation: blink 1s infinite;
        }

        @keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

        .hero-content p {
            font-size: 1.2rem;
            color: var(--text-muted);
            margin-bottom: 40px;
            max-width: 600px;
        }

        .btn-group {
            display: flex;
            gap: 20px;
        }

        .btn {
            padding: 15px 35px;
            border-radius: 8px;
            font-weight: 600;
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .btn-primary {
            background: var(--primary-gradient);
            color: #000;
            box-shadow: 0 10px 20px var(--accent-glow);
        }

        .btn-primary:hover {
            transform: translateY(-3px);
            box-shadow: 0 15px 25px rgba(0, 242, 254, 0.6);
        }

        .btn-outline {
            background: transparent;
            color: var(--text-main);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(5px);
        }

        .btn-outline:hover {
            background: rgba(255, 255, 255, 0.05);
            border-color: #00f2fe;
        }

        /* --- ORTAK BÖLÜM STİLLERİ --- */
        section { padding: 120px 10%; }

        .section-header {
            margin-bottom: 60px;
        }

        .section-title {
            font-size: 2.5rem;
            font-family: 'Space Grotesk', sans-serif;
            margin-bottom: 15px;
            display: inline-block;
            position: relative;
        }

        .section-title::after {
            content: '';
            position: absolute;
            bottom: -10px; left: 0;
            width: 50%; height: 3px;
            background: var(--primary-gradient);
            border-radius: 5px;
        }

        /* --- HERO YENİ DÜZEN (FOTOĞRAFLI) --- */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 0 10%;
    position: relative;
    /* Eğer navbar üstte kalıyorsa hizalamayı düzeltmek için: */
    padding-top: 80px; 
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 50px; /* Yazı ve fotoğraf arasındaki boşluk */
    z-index: 2;
}

.hero-content {
    flex: 1; /* Sol tarafın kaplayacağı alan */
    max-width: 650px;
}

/* --- FOTOĞRAF ALANI STİLLERİ --- */
.hero-image-wrapper {
    flex: 1;
    display: flex;
    justify-content: flex-end; /* Fotoğrafı sağa yaslar */
    position: relative;
}

/* Arkadaki Mavi Neon Parlama Efekti */
.hero-image-glow {
    position: absolute;
    width: 350px;
    height: 450px;
    background: var(--primary-gradient);
    filter: blur(80px); /* Işığı dağıtır */
    opacity: 0.4;
    border-radius: 50%;
    z-index: 1;
    top: 50%;
    transform: translateY(-50%);
    animation: pulseGlow 4s infinite alternate; /* Işığı yavaşça yakıp söndürür */
}

/* Fotoğrafın Çerçevesi (Cam Efekti) */
.hero-image {
    width: 100%;
    max-width: 400px; /* Fotoğrafın maksimum genişliği */
    aspect-ratio: 3 / 4; /* Dikdörtgen (portre) formatı */
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    border-radius: 30px; /* Köşeleri yuvarlatır */
    overflow: hidden;
    position: relative;
    z-index: 2;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    transition: var(--transition);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Resmi kutuya bozulmadan oturtur */
    transition: transform 0.5s ease;
}

/* Hover (Fareyle Üzerine Gelince) Efektleri */
.hero-image:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 242, 254, 0.5);
    box-shadow: 0 30px 60px rgba(0, 242, 254, 0.2);
}

.hero-image:hover img {
    transform: scale(1.05); /* Fotoğraf hafifçe yakınlaşır */
}

@keyframes pulseGlow {
    0% { opacity: 0.3; transform: translateY(-50%) scale(1); }
    100% { opacity: 0.6; transform: translateY(-50%) scale(1.1); }
}

/* --- MOBİL UYUMLULUK (RESPONSIVE DÜZELTME) --- */
@media (max-width: 992px) {
    .hero-container {
        flex-direction: column-reverse; /* Mobilde yazıyı üste, fotoğrafı alta alır */
        text-align: center;
        gap: 40px;
        margin-top: 50px;
    }
    
    .hero-content {
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    
    .hero-image-wrapper {
        justify-content: center;
    }
    
    .hero-image {
        max-width: 300px;
    }
    
    .hero-image-glow {
        width: 250px;
        height: 350px;
    }
}
        /* --- HAKKIMDA BÖLÜMÜ (GRID) --- */
        .about-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .about-text p {
            font-size: 1.1rem;
            color: var(--text-muted);
            margin-bottom: 20px;
            line-height: 1.8;
        }

        .about-stats {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px;
        }

        .stat-card {
            background: var(--bg-card);
            border: 1px solid var(--glass-border);
            padding: 30px;
            border-radius: 16px;
            backdrop-filter: blur(10px);
            transition: var(--transition);
        }

        .stat-card:hover {
            transform: translateY(-5px);
            border-color: rgba(0, 242, 254, 0.3);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

        .stat-card i {
            font-size: 2rem;
            color: #00f2fe;
            margin-bottom: 15px;
        }

        .stat-card h3 { font-size: 1.2rem; margin-bottom: 5px; }
        .stat-card p { color: var(--text-muted); font-size: 0.9rem; }

        /* --- BECERİLER (FLEX TAGS) --- */
        .skills-container {
            display: flex;
            flex-wrap: wrap;
            gap: 15px;
            margin-top: 30px;
        }

        .skill-tag {
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid var(--glass-border);
            padding: 12px 24px;
            border-radius: 50px;
            font-size: 1rem;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
            cursor: default;
        }

        .skill-tag:hover {
            background: rgba(0, 242, 254, 0.1);
            border-color: #00f2fe;
            color: #00f2fe;
            transform: scale(1.05);
        }

        /* --- PORTFOLYO BÖLÜMÜ --- */
        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 30px;
        }

        .project-card {
            position: relative;
            border-radius: 20px;
            overflow: hidden;
            background: var(--bg-card);
            border: 1px solid var(--glass-border);
            group: hover;
        }

        .project-img {
            width: 100%;
            height: 250px;
            background: linear-gradient(45deg, #111, #1a1a1a);
            display: flex;
            align-items: center;
            justify-content: center;
            position: relative;
            overflow: hidden;
        }
        
        /* Geçici Resim İkonu */
        .project-img i {
            font-size: 3rem;
            color: rgba(255,255,255,0.1);
            transition: var(--transition);
        }

        .project-content {
            padding: 25px;
        }

        .project-content h3 {
            font-size: 1.4rem;
            margin-bottom: 10px;
        }

        .project-content p {
            color: var(--text-muted);
            font-size: 0.95rem;
            margin-bottom: 20px;
        }

        .project-links a {
            color: #00f2fe;
            text-decoration: none;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 5px;
            transition: var(--transition);
        }

        .project-links a:hover { gap: 10px; }

        /* Hover Efektleri */
        .project-card:hover .project-img i { transform: scale(1.2); color: rgba(0, 242, 254, 0.3); }
        .project-card:hover { border-color: rgba(0, 242, 254, 0.3); transform: translateY(-10px); }

        /* --- İLETİŞİM --- */
        #contact .contact-box {
            background: var(--bg-card);
            border: 1px solid var(--glass-border);
            padding: 50px;
            border-radius: 20px;
            text-align: center;
            backdrop-filter: blur(10px);
        }

        .social-links {
            display: flex;
            justify-content: center;
            gap: 20px;
            margin-top: 30px;
        }

        .social-links a {
            width: 50px; height: 50px;
            border-radius: 50%;
            background: rgba(255,255,255,0.05);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-main);
            font-size: 1.2rem;
            transition: var(--transition);
            text-decoration: none;
            border: 1px solid var(--glass-border);
        }

        .social-links a:hover {
            background: var(--primary-gradient);
            color: #000;
            transform: translateY(-5px);
            box-shadow: 0 10px 20px var(--accent-glow);
        }

        /* --- SCROLL ANİMASYONLARI --- */
        .fade-in {
            opacity: 0;
            transform: translateY(40px);
            transition: opacity 0.8s ease-out, transform 0.8s ease-out;
        }

        .fade-in.appear {
            opacity: 1;
            transform: translateY(0);
        }

        /* --- RESPONSIVE --- */
        @media (max-width: 992px) {
            .about-grid { grid-template-columns: 1fr; }
            .hero-content h1 { font-size: 3.5rem; }
        }

        @media (max-width: 768px) {
            nav { padding: 15px 5%; flex-direction: column; background: #0a0a0a; }
            .nav-links { margin-top: 15px; gap: 20px; }
            .hero-content h1 { font-size: 2.8rem; }
            .btn-group { flex-direction: column; }
            section { padding: 80px 5%; }
        }