<style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #ffffff;
            background: #0a0a0a;
            overflow-x: hidden;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 15px;
        }

        /* Header */
        header {
            background: rgba(10, 10, 10, 0.95);
            color: white;
            padding: 1rem 0;
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(20px);
            border-bottom: 1px solid #1a1a1a;
        }

        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }

        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #00D4AA, #14F195);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .logo::before {
            content: "";
            width: 36px;
            height: 36px;
            margin-right: 12px;
            background: url("logo.svg") no-repeat center;
            background-size: contain;
            display: inline-block;
        }

        /* Hero Section */
        .hero {
            background: linear-gradient(135deg, #0a0a0a 0%, #1a1a1a 50%, #0a0a0a 100%);
            color: white;
            padding: 120px 0 80px;
            text-align: center;
            position: relative;
        }

        .hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 50% 50%, rgba(0, 212, 170, 0.1) 0%, transparent 50%);
            opacity: 0.6;
        }

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

        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 1rem;
            animation: fadeInUp 1s ease;
        }

        .hero p {
            font-size: 1.3rem;
            margin-bottom: 2rem;
            opacity: 0.9;
            animation: fadeInUp 1s ease 0.2s both;
        }

        .device-visual {
            width: 300px;
            height: 120px;
            background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
            border: 3px solid #00D4AA;
            border-radius: 60px;
            margin: 3rem auto 2rem;
            position: relative;
            box-shadow: 
                0 20px 50px rgba(0, 212, 170, 0.3), 
                0 0 80px rgba(0, 212, 170, 0.15),
                inset 0 1px 0 rgba(255, 255, 255, 0.1);
            animation: float 3s ease-in-out infinite;
        }

        .device-visual::before {
            content: "";
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 50px;
            height: 50px;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300D4AA' stroke-width='2'%3E%3Cpath d='M7 16.3c2.2 0 4-1.83 4-4.05 0-1.16-.57-2.26-1.71-3.19S7.29 6.75 7 5.3c-.29 1.45-1.14 2.84-2.29 3.76S3 11.19 3 12.25c0 2.22 1.8 4.05 4 4.05Z'/%3E%3Cpath d='M12.56 6.6A10.97 10.97 0 0 0 14 3.02c.5 2.5 2.04 4.6 4.14 5.78s3.83 2.8 3.83 5.03A9.11 9.11 0 0 1 19 18c-2 0-3.92-.89-5.39-2.35'/%3E%3C/svg%3E") no-repeat center;
            background-size: contain;
            filter: drop-shadow(0 0 15px #00D4AA);
        }

        .device-visual::after {
            content: "";
            position: absolute;
            top: 20px;
            right: 25px;
            width: 12px;
            height: 12px;
            background: #00D4AA;
            border-radius: 50%;
            animation: pulse 2s ease-in-out infinite;
            box-shadow: 0 0 10px #00D4AA;
        }

        @keyframes pulse {
            0%, 100% { opacity: 1; transform: scale(1); }
            50% { opacity: 0.7; transform: scale(1.2); }
        }

        .hero-cta {
            margin-top: 2rem;
        }

        .hero-btn {
            background: linear-gradient(135deg, #00D4AA, #14F195);
            color: #0a0a0a;
            border: none;
            padding: 15px 35px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
            transition: all 0.3s ease;
            box-shadow: 0 8px 25px rgba(0, 212, 170, 0.3);
            margin-right: 1rem;
            margin-bottom: 1rem;
        }

        .hero-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 12px 35px rgba(0, 212, 170, 0.4);
            color: #0a0a0a;
        }

        .hero-btn-secondary {
            background: transparent;
            color: #00D4AA;
            border: 2px solid #00D4AA;
            padding: 13px 35px;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: 600;
            text-decoration: none;
            display: inline-block;
            transition: all 0.3s ease;
            margin-bottom: 1rem;
        }

        .hero-btn-secondary:hover {
            background: #00D4AA;
            color: #0a0a0a;
            transform: translateY(-3px);
        }

        .hero-features {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin-top: 3rem;
            flex-wrap: wrap;
        }

        .hero-feature {
            display: flex;
            align-items: center;
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.95rem;
        }

        .hero-feature i {
            color: #00D4AA;
            margin-right: 0.5rem;
            font-size: 1.2rem;
        }

        /* Features Section */
        .features {
            padding: 80px 0;
            background: #0f0f0f;
        }

        .features h2 {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            background: linear-gradient(135deg, #00D4AA, #14F195);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .features-grid {
            /* Bootstrap ile değiştirilecek */
        }

        .feature-card {
            background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            position: relative;
            overflow: hidden;
            border: 1px solid #333;
        }

        .feature-card::before {
            content: "";
            position: absolute;
            top: 0;
            left: -100%;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, #00D4AA, #14F195);
            transition: left 0.3s ease;
        }

        .feature-card:hover::before {
            left: 0;
        }

        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 20px 40px rgba(0, 212, 170, 0.2);
        }

        .feature-icon {
            margin-bottom: 1rem;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 60px;
        }

        .feature-icon svg {
            filter: drop-shadow(0 0 10px #00D4AA);
        }

        .feature-card h3 {
            font-size: 1.5rem;
            margin-bottom: 1rem;
            color: #00D4AA;
        }

        .feature-card p {
            color: #cccccc;
        }

        /* Benefits Section */
        .benefits {
            padding: 80px 0;
            background: #1a1a1a;
        }

        .benefits h2 {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
            background: linear-gradient(135deg, #00D4AA, #14F195);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .benefits h2 {
            text-align: center;
            font-size: 2.5rem;
            margin-bottom: 3rem;
        }

        .benefits-list {
            /* Bootstrap ile değiştirilecek */
        }

        .benefit {
            display: flex;
            align-items: center;
            background: linear-gradient(135deg, #2a2a2a, #3a3a3a);
            padding: 1.5rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
            border: 1px solid #404040;
            transition: transform 0.3s ease;
        }

        .benefit:hover {
            transform: translateY(-3px);
            box-shadow: 0 8px 25px rgba(0, 212, 170, 0.15);
        }

        .benefit-icon {
            margin-right: 1rem;
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .benefit-icon svg {
            filter: drop-shadow(0 0 5px #00D4AA);
        }

        .benefit h4 {
            color: #00D4AA;
            margin-bottom: 0.5rem;
        }

        .benefit p {
            color: #cccccc;
        }

        /* CTA Section */
        .cta {
            padding: 80px 0;
            background: linear-gradient(135deg, #0f0f0f 0%, #1a1a1a 50%, #0f0f0f 100%);
            text-align: center;
            color: white;
            position: relative;
        }

        .cta::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: radial-gradient(circle at 50% 50%, rgba(0, 212, 170, 0.05) 0%, transparent 70%);
        }

        .cta h2 {
            font-size: 2.5rem;
            margin-bottom: 1rem;
        }

        .cta p {
            font-size: 1.2rem;
            margin-bottom: 2rem;
            opacity: 0.9;
        }

        /* Form */
        .lead-form {
            max-width: 500px;
            margin: 0 auto;
            background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
            padding: 2rem;
            border-radius: 15px;
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
            border: 1px solid #333;
            position: relative;
            z-index: 2;
        }

        .form-group {
            margin-bottom: 1.5rem;
            text-align: left;
        }

        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            color: #00D4AA;
            font-weight: 600;
        }

        .form-group input,
        .form-group select,
        .form-group textarea {
            width: 100%;
            padding: 12px;
            border: 2px solid #404040;
            border-radius: 8px;
            font-size: 1rem;
            background: #2a2a2a;
            color: #ffffff;
            transition: border-color 0.3s ease;
        }

        .form-group input:focus,
        .form-group select:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: #00D4AA;
            box-shadow: 0 0 10px rgba(0, 212, 170, 0.3);
        }

        .submit-btn {
            width: 100%;
            padding: 15px;
            background: linear-gradient(135deg, #00D4AA, #14F195);
            color: #0a0a0a;
            border: none;
            border-radius: 8px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            box-shadow: 0 5px 15px rgba(0, 212, 170, 0.3);
        }

        .submit-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 8px 25px rgba(0, 212, 170, 0.4);
        }

        /* Footer */
        footer {
            background: #0a0a0a;
            color: #cccccc;
            padding: 3rem 0 2rem;
            border-top: 1px solid #1a1a1a;
        }

        .footer-content {
            margin-bottom: 2rem;
        }

        .footer-section h5 {
            color: #00D4AA;
            margin-bottom: 1rem;
            font-weight: 600;
        }

        .footer-section p, .footer-section a {
            color: #cccccc;
            text-decoration: none;
            margin-bottom: 0.5rem;
            display: block;
        }

        .footer-section a:hover {
            color: #00D4AA;
            transition: color 0.3s ease;
        }

        .social-icons {
            display: flex;
            gap: 1rem;
            margin-top: 1rem;
        }

        .social-icons a {
            width: 40px;
            height: 40px;
            background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
            border: 1px solid #333;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #00D4AA;
            text-decoration: none;
            transition: all 0.3s ease;
        }

        .social-icons a:hover {
            background: linear-gradient(135deg, #00D4AA, #14F195);
            color: #0a0a0a;
            transform: translateY(-2px);
        }

        .footer-bottom {
            border-top: 1px solid #1a1a1a;
            padding-top: 2rem;
            text-align: center;
            color: #666;
        }

        /* Animations */
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(30px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        @keyframes float {
            0%, 100% { transform: translateY(0px); }
            50% { transform: translateY(-20px); }
        }

        /* Responsive */
        @media (max-width: 768px) {
            .hero h1 { font-size: 2rem; }
            .hero p { font-size: 1rem; }
            .features h2, .benefits h2, .cta h2 { font-size: 1.8rem; }
            .device-visual { width: 250px; height: 100px; }
            .device-visual::before { width: 40px; height: 40px; }
            .hero-features { gap: 1rem; }
            .hero-btn, .hero-btn-secondary { 
                padding: 12px 25px; 
                font-size: 1rem;
                margin-right: 0.5rem;
            }
        }
    </style>