/* --- HEADER & NAV --- */
        header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 8%;
            background: transparent;
            position: fixed;
            width: 100%;
            height: 80px;
            top: 0;
            z-index: 1000;
            transition: all 0.4s ease;
        }

        header.scrolled {
            background-color: rgba(26, 26, 26, 0.95);
            backdrop-filter: blur(12px);
            padding: 15px 8%;
            border-bottom: 1px solid rgba(255, 255, 255, 0.05);
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
        }

        .logo-container {
            display: flex;
            align-items: center;
            text-decoration: none;
            z-index: 1001;
            cursor: pointer;
        }

        .logo-img {
            height: 120px;
            width: auto;
            object-fit: contain;
        }

        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }

        nav a {
            color: var(--white);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s;
            cursor: pointer;
        }

        nav a:hover {
            color: var(--brand-red);
        }

        .btn-primary {
            background-color: var(--brand-red);
            color: var(--white);
            padding: 10px 24px;
            border-radius: 30px;
            text-decoration: none;
            font-weight: 600;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(200, 11, 48, 0.3);
            display: inline-block;
            border: none;
            cursor: pointer;
        }

        .btn-primary:hover {
            background-color: var(--brand-red-hover);
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(200, 11, 48, 0.5);
        }

        /* Mobil Menü Butonu (Hamburger) */
        .mobile-menu-btn {
            display: none;
            font-size: 1.5rem;
            color: var(--white);
            cursor: pointer;
            z-index: 1001;
            background: none;
            border: none;
        }

        /* --- ORTAK SEKSİYON BAŞLIĞI --- */
        section {
            padding: 100px 8%;
        }

        .section-title {
            text-align: center;
            margin-bottom: 60px;
        }

        .section-title h2 {
            font-size: 2.5rem;
            color: var(--white);
            font-weight: 800;
        }

        .section-title span {
            color: var(--brand-red);
        }

        /* --- HERO SECTION --- */
        .hero {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            text-align: center;
            padding-top: 120px;
            position: relative;
            background-color: var(--dark-main);
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background-image: 
                linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
            background-size: 50px 50px;
            z-index: 1;
        }

        /* 4 FARKLI YÖNLÜ HAREKETLİ IŞILTI EFEKTLERİ */
        .hero-glow-1 {
            position: absolute;
            width: 450px;
            height: 450px;
            background: radial-gradient(circle, rgba(200, 11, 48, 0.3) 0%, rgba(0,0,0,0) 70%);
            top: 50%;
            left: 0%;
            z-index: 1;
            filter: blur(50px);
            animation: moveLeftToCenter 2s ease-in-out infinite alternate;
        }

        .hero-glow-2 {
            position: absolute;
            width: 400px;
            height: 400px;
            background: radial-gradient(circle, rgba(200, 11, 48, 0.25) 0%, rgba(0,0,0,0) 70%);
            top: 50%;
            right: 0%;
            z-index: 1;
            filter: blur(50px);
            animation: moveRightToCenter 2s ease-in-out infinite alternate;
        }

        .hero-glow-3 {
            position: absolute;
            width: 420px;
            height: 420px;
            background: radial-gradient(circle, rgba(200, 11, 48, 0.25) 0%, rgba(0,0,0,0) 70%);
            top: 0%;
            left: 50%;
            z-index: 1;
            filter: blur(50px);
            animation: moveTopToCenter 2s ease-in-out infinite alternate;
        }

        .hero-glow-4 {
            position: absolute;
            width: 380px;
            height: 380px;
            background: radial-gradient(circle, rgba(200, 11, 48, 0.25) 0%, rgba(0,0,0,0) 70%);
            bottom: 0%;
            left: 50%;
            z-index: 1;
            filter: blur(50px);
            animation: moveBottomToCenter 2s ease-in-out infinite alternate;
        }

        @keyframes moveLeftToCenter {
            0% { transform: translate(-60%, -50%) scale(0.9); }
            100% { transform: translate(60%, -50%) scale(1.15); }
        }

        @keyframes moveRightToCenter {
            0% { transform: translate(60%, -50%) scale(0.9); }
            100% { transform: translate(-60%, -50%) scale(1.15); }
        }

        @keyframes moveTopToCenter {
            0% { transform: translate(-50%, -60%) scale(0.9); }
            100% { transform: translate(-50%, 60%) scale(1.15); }
        }

        @keyframes moveBottomToCenter {
            0% { transform: translate(-50%, 60%) scale(0.9); }
            100% { transform: translate(-50%, -60%) scale(1.15); }
        }

        .hero-content {
            position: relative;
            z-index: 2;
        }

        .hero-content h1 {
            font-size: 3.8rem;
            font-weight: 800;
            margin-bottom: 20px;
            line-height: 1.2;
        }

        .hero-content h1 span {
            color: var(--brand-red);
        }

        .hero-content p {
            font-size: 1.2rem;
            color: var(--gray-text);
            max-width: 650px;
            margin: 0 auto 30px auto;
        }

        /* --- HAKKIMIZDA & EKİBİMİZ --- */
        .about {
            background-color: #141414;
        }

        .about-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
            align-items: center;
            margin-bottom: 70px;
        }

        .about-text h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }

        .about-text p {
            color: var(--gray-text);
            margin-bottom: 20px;
            font-size: 1.05rem;
        }

        .about-stats {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .stat-box {
            background-color: var(--dark-card);
            padding: 25px;
            border-radius: 12px;
            border-left: 4px solid var(--brand-red);
        }

        .stat-box h4 {
            font-size: 2.2rem;
            color: var(--white);
            font-weight: 800;
        }

        .stat-box p {
            color: var(--gray-text);
            margin-bottom: 0;
            font-size: 0.9rem;
        }

        .team-title {
            text-align: center;
            font-size: 1.8rem;
            margin-bottom: 40px;
            margin-top: 30px;
        }

        .team-title span {
            color: var(--brand-red);
        }

        .team-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 25px;
        }

        .team-card {
            background-color: var(--dark-card);
            padding: 30px 20px;
            border-radius: 12px;
            text-align: center;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
        }

        .team-card:hover {
            transform: translateY(-5px);
            border-color: var(--brand-red);
        }

        .team-avatar {
            width: 80px;
            height: 80px;
            background-color: #222;
            border: 2px solid var(--brand-red);
            border-radius: 50%;
            margin: 0 auto 15px auto;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.6rem;
            color: var(--brand-red-hover);
        }

        .team-card h4 {
            font-size: 1.1rem;
            margin-bottom: 5px;
        }

        .team-card p {
            color: var(--brand-red);
            font-size: 0.85rem;
            font-weight: 600;
        }

        /* --- HİZMETLERİMİZ --- */
        .services {
            background-color: var(--dark-main);
        }

        .cards-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 30px;
        }

        .card {
            background-color: var(--dark-card);
            padding: 40px 30px;
            border-radius: 12px;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
        }

        .card:hover {
            transform: translateY(-8px);
            border-color: var(--brand-red);
        }

        .card-icon {
            width: 50px;
            height: 50px;
            background-color: rgba(200, 11, 48, 0.1);
            color: var(--brand-red);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            margin-bottom: 20px;
        }

        .card h3 {
            font-size: 1.3rem;
            margin-bottom: 12px;
        }

        .card p {
            color: var(--gray-text);
            font-size: 0.95rem;
        }

        /* --- PROJELERİMİZ --- */
        .projects {
            background-color: #141414;
        }

        .portfolio-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 30px;
        }

        .portfolio-item {
            position: relative;
            border-radius: 12px;
            overflow: hidden;
            background-color: var(--dark-card);
            height: 260px;
            border: 1px solid rgba(255, 255, 255, 0.05);
        }

        .portfolio-overlay {
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: linear-gradient(0deg, rgba(26,26,26,0.95) 0%, rgba(26,26,26,0.4) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 30px;
            transition: all 0.3s ease;
        }

        .portfolio-item:hover .portfolio-overlay {
            background: linear-gradient(0deg, rgba(200, 11, 48, 0.9) 0%, rgba(26,26,26,0.7) 100%);
        }

        .portfolio-overlay h4 {
            font-size: 1.4rem;
            margin-bottom: 5px;
        }

        .portfolio-overlay p {
            color: var(--light-bg);
            font-size: 0.9rem;
        }

        /* --- MARKALARIMIZ --- */
        .brands {
            background-color: var(--dark-main);
            text-align: center;
        }

        .brands-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
            gap: 20px;
            align-items: center;
        }

        .brand-card {
            background-color: var(--dark-card);
            padding: 30px 20px;
            border-radius: 8px;
            font-weight: 600;
            color: var(--gray-text);
            border: 1px solid rgba(255, 255, 255, 0.03);
            transition: all 0.3s ease;
        }

        .brand-card:hover {
            color: var(--white);
            border-color: var(--brand-red);
            transform: scale(1.05);
        }

        /* --- İLETİŞİM (MÜKEMMEL HİZALANMIŞ İKON VE YAZILAR) --- */
        .contact {
            background-color: #141414;
        }

        .contact-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 50px;
        }

        .contact-info h3 {
            font-size: 1.8rem;
            margin-bottom: 20px;
        }

        .contact-info p.contact-desc {
            color: var(--gray-text);
            margin-bottom: 30px;
        }

        .info-item {
            display: flex;
            align-items: center; /* Dikeyde Tam Ortalar */
            gap: 18px;
            margin-bottom: 20px;
        }

        .info-icon {
            width: 48px;
            height: 48px;
            min-width: 48px;
            background-color: var(--dark-card);
            color: var(--brand-red);
            border-radius: 50%;
            display: flex;
            align-items: center; /* İkonu Dikeyde Ortalar */
            justify-content: center; /* İkonu Yatayda Ortalar */
            font-size: 1.2rem;
            border: 1px solid rgba(255, 255, 255, 0.05);
            transition: all 0.3s ease;
        }

        .info-item:hover .info-icon {
            background-color: var(--brand-red);
            color: var(--white);
            transform: scale(1.05);
        }

        .info-text {
            color: var(--white);
            font-size: 1.05rem;
            font-weight: 500;
            margin: 0; /* Ekstra marjinleri sıfırlayarak ortalama düzgünlüğünü korur */
            line-height: 1;
        }

        .contact-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }

        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 15px;
            background-color: var(--dark-card);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            color: var(--white);
            outline: none;
            transition: border-color 0.3s;
        }

        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--brand-red);
        }

        .form-group textarea {
            resize: vertical;
            height: 120px;
        }

        /* --- FOOTER --- */
        footer {
            padding: 40px 8%;
            background-color: #0f0f0f;
            border-top: 1px solid rgba(255, 255, 255, 0.05);
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--gray-text);
            font-size: 0.9rem;
            /* FOOTER SOSYAL MEDYA İKONLARI STİLİ */
            .social-links {
                display: flex;
                align-items: center;
                gap: 15px;
            }

            .social-links a {
                color: var(--gray-text, #a0a0a0);
                font-size: 1.2rem;
                transition: all 0.3s ease;
                text-decoration: none;
                display: flex;
                align-items: center;
                justify-content: center;
                width: 38px;
                height: 38px;
                border-radius: 50%;
                background-color: rgba(255, 255, 255, 0.05);
                border: 1px solid rgba(255, 255, 255, 0.05);
            }

            .social-links a:hover {
                color: #ffffff;
                background-color: var(--brand-red, #c80b30);
                border-color: var(--brand-red, #c80b30);
                transform: translateY(-3px);
            }
        }

        /* --- RESPONSIVE KODLAR --- */
        @media (max-width: 992px) {
            section { padding: 80px 5%; }
            .hero-content h1 { font-size: 3rem; }
            .about-container, .contact-container { grid-template-columns: 1fr; gap: 40px; }
            .header-btn { display: none; }
        }

        @media (max-width: 768px) {
            .mobile-menu-btn { display: block; }

            nav {
                position: fixed;
                top: 0;
                right: -100%;
                width: 75%;
                height: 100vh;
                background-color: rgba(20, 20, 20, 0.98);
                backdrop-filter: blur(15px);
                display: flex;
                align-items: center;
                justify-content: center;
                transition: right 0.4s ease;
                border-left: 1px solid rgba(255, 255, 255, 0.05);
            }

            nav.active { right: 0; }

            nav ul {
                flex-direction: column;
                align-items: center;
                gap: 35px;
            }

            nav a { font-size: 1.2rem; }

            .hero-content h1 { font-size: 2.2rem; }
            .hero-content p { font-size: 1rem; }
            .hero-glow-1, .hero-glow-2, .hero-glow-3, .hero-glow-4 { width: 240px; height: 240px; }

            .about-stats { grid-template-columns: 1fr; }
            .portfolio-grid { grid-template-columns: 1fr; }
            .brands-grid { grid-template-columns: repeat(2, 1fr); }
            footer { flex-direction: column; gap: 15px; text-align: center; }
        }