:root {
            --bg-color: #050505;
            --accent-primary: #ff6b00;
            --accent-secondary: #ffb347;
            --glass-bg: rgba(255, 255, 255, 0.03);
            --glass-border: rgba(255, 255, 255, 0.08);
            --text-main: #ffffff;
            --text-muted: #888888;
        }

        body {
            margin: 0;
            padding: 0;
            font-family: 'Inter', sans-serif;
            background-color: var(--bg-color);
            color: var(--text-main);
            overflow-x: hidden;
            line-height: 1.6;
        }

        /* Arka Plan Glow Efektleri */
        .glow-circle-1, .glow-circle-2 {
            position: absolute;
            border-radius: 50%;
            filter: blur(120px);
            z-index: -1;
            opacity: 0.5;
            animation: float 10s ease-in-out infinite alternate;
        }
        .glow-circle-1 {
            width: 500px;
            height: 500px;
            background: rgba(255, 107, 0, 0.3);
            top: -100px;
            left: -100px;
        }
        .glow-circle-2 {
            width: 400px;
            height: 400px;
            background: rgba(255, 179, 71, 0.2);
            bottom: -50px;
            right: -100px;
            animation-delay: 2s;
        }

        @keyframes float {
            0% { transform: translateY(0px) scale(1); }
            100% { transform: translateY(50px) scale(1.1); }
        }

        /* Navbar */
        nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 50px;
            background: rgba(5, 5, 5, 0.8);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            position: fixed;
            width: 100%;
            top: 0;
            box-sizing: border-box;
            z-index: 100;
            border-bottom: 1px solid var(--glass-border);
        }

        .logo {
            font-size: 24px;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(90deg, #fff, #aaa);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .buy-nav-btn {
            background: var(--accent-primary);
            color: white;
            text-decoration: none;
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 14px;
            transition: all 0.3s ease;
            box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
        }
        .buy-nav-btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 107, 0, 0.5);
            background: #e56000;
        }

        /* Hero Section */
        .hero {
            min-height: 100vh;
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            text-align: center;
            padding: 100px 20px 50px 20px;
            box-sizing: border-box;
            position: relative;
        }

        .hero-badge {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            padding: 8px 16px;
            border-radius: 30px;
            font-size: 13px;
            font-weight: 600;
            color: var(--accent-secondary);
            margin-bottom: 30px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            animation: fadeUp 1s ease forwards;
            opacity: 0;
            transform: translateY(20px);
        }

        @keyframes cubeRoll {
            0% { transform: translateX(-100vw) rotate(-1080deg) scale(0.3); opacity: 0; filter: drop-shadow(0 0 0px rgba(255, 150, 50, 0)); }
            60% { transform: translateX(40px) rotate(45deg) scale(1.2); opacity: 1; }
            80% { transform: translateX(-15px) rotate(-15deg) scale(0.9); }
            100% { transform: translateX(0px) rotate(0deg) scale(1); opacity: 1; filter: drop-shadow(0 0 25px rgba(255, 150, 50, 0.7)); }
        }

        @keyframes floatLogo {
            0% { transform: translateY(0px); filter: drop-shadow(0 0 25px rgba(255, 150, 50, 0.7)); }
            50% { transform: translateY(-12px); filter: drop-shadow(0 0 50px rgba(255, 200, 60, 0.95)); }
            100% { transform: translateY(0px); filter: drop-shadow(0 0 25px rgba(255, 150, 50, 0.7)); }
        }

        .ms-logo {
            width: 140px;
            height: auto;
            margin-bottom: 20px;
            animation: cubeRoll 1.6s cubic-bezier(0.25, 1, 0.5, 1) forwards, floatLogo 4s ease-in-out infinite 1.6s;
        }

        .hero h1 {
            font-size: 64px;
            font-weight: 800;
            line-height: 1.1;
            margin: 0 0 24px 0;
            max-width: 900px;
            letter-spacing: -2px;
            animation: fadeUp 1s ease 0.2s forwards;
            opacity: 0;
            transform: translateY(20px);
        }
        
        .hero h1 span {
            background: linear-gradient(135deg, #ff6b00, #ffb347);
            -webkit-background-clip: text;
            background-clip: text;
            -webkit-text-fill-color: transparent;
        }

        .hero p {
            font-size: 20px;
            color: var(--text-muted);
            max-width: 600px;
            margin: 0 0 40px 0;
            font-weight: 300;
            animation: fadeUp 1s ease 0.4s forwards;
            opacity: 0;
            transform: translateY(20px);
        }

        .download-buttons {
            display: flex;
            gap: 20px;
            animation: fadeUp 1s ease 0.6s forwards;
            opacity: 0;
            transform: translateY(20px);
        }

        .btn-download {
            display: flex;
            align-items: center;
            gap: 12px;
            padding: 16px 32px;
            border-radius: 12px;
            text-decoration: none;
            color: white;
            font-weight: 600;
            font-size: 16px;
            transition: all 0.3s ease;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            backdrop-filter: blur(10px);
        }
        
        .btn-download:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-3px);
            border-color: rgba(255,255,255,0.3);
        }
        
        .btn-download i {
            font-size: 24px;
        }

        /* Features Section */
        .features {
            padding: 100px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .section-title {
            text-align: center;
            font-size: 36px;
            margin-bottom: 60px;
            font-weight: 800;
        }

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

        .card {
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 24px;
            padding: 40px;
            transition: all 0.4s ease;
            position: relative;
            overflow: hidden;
        }

        .card::before {
            content: '';
            position: absolute;
            top: 0; left: 0; width: 100%; height: 100%;
            background: radial-gradient(circle at top right, rgba(255,107,0,0.1), transparent 70%);
            opacity: 0;
            transition: opacity 0.4s ease;
        }

        .card:hover {
            transform: translateY(-10px);
            border-color: rgba(255,107,0,0.3);
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
        }

        .card:hover::before {
            opacity: 1;
        }

        .card i {
            font-size: 40px;
            color: var(--accent-primary);
            margin-bottom: 24px;
        }

        .card h3 {
            font-size: 22px;
            margin: 0 0 12px 0;
            font-weight: 600;
        }

        .card p {
            color: var(--text-muted);
            margin: 0;
            font-size: 15px;
            line-height: 1.7;
        }

        @keyframes fadeUp {
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Showcase Section */
        .showcase {
            padding: 80px 20px;
            max-width: 1200px;
            margin: 0 auto;
            text-align: center;
        }

        .video-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
            gap: 40px;
            margin-top: 40px;
            width: 100%;
        }

        .video-container {
            position: relative;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 24px;
            padding: 16px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.6);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            transition: transform 0.4s ease, border-color 0.4s ease;
        }

        .video-container:hover, .image-container:hover {
            transform: translateY(-5px);
            border-color: rgba(52, 199, 89, 0.4);
        }

        .video-container::before, .image-container::before {
            content: '';
            position: absolute;
            top: -20px;
            left: 50%;
            transform: translateX(-50%);
            width: 80%;
            height: 20px;
            background: radial-gradient(ellipse at center, rgba(52, 199, 89, 0.3) 0%, transparent 70%);
            filter: blur(10px);
            z-index: -1;
        }

        .video-wrapper {
            border-radius: 12px;
            overflow: hidden;
            background: #000;
            aspect-ratio: 16 / 9;
        }

        .image-wrapper {
            border-radius: 12px;
            overflow: hidden;
            background: transparent;
        }

        .video-wrapper video {
            width: 100%;
            height: 100%;
            object-fit: cover;
            display: block;
        }

        .image-wrapper img {
            width: 100%;
            height: auto;
            display: block;
            border-radius: 12px;
        }

        .image-container {
            position: relative;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 24px;
            padding: 16px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.6);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            transition: transform 0.4s ease, border-color 0.4s ease;
        }

        /* Footer */
        footer {
            text-align: center;
            padding: 40px 20px;
            border-top: 1px solid var(--glass-border);
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 50px;
        }

        /* Marquee Banner */
        .marquee-container {
            width: 100%;
            overflow: hidden;
            background: rgba(255, 107, 0, 0.05);
            border-top: 1px solid var(--glass-border);
            border-bottom: 1px solid var(--glass-border);
            padding: 15px 0;
            white-space: nowrap;
            position: relative;
            margin-top: 50px;
            margin-bottom: 50px;
        }

        .marquee-content {
            display: flex;
            align-items: center;
            width: max-content;
            animation: marquee 30s linear infinite;
        }

        .marquee-item {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
            margin: 0 40px;
            font-size: 16px;
            font-weight: 600;
            color: var(--text-muted);
            opacity: 0.7;
            transition: opacity 0.3s ease;
        }
        
        .marquee-item:hover {
            opacity: 1;
            color: var(--accent-primary);
        }

        .marquee-item i {
            font-size: 20px;
        }

        @keyframes marquee {
            0% { transform: translateX(0); }
            100% { transform: translateX(-50%); }
        }

        /* Sticky Footer Action */
        .sticky-action {
            position: fixed;
            bottom: 0;
            left: 0;
            width: 100%;
            background: rgba(5, 5, 5, 0.8);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            border-top: 1px solid var(--glass-border);
            padding: 15px 20px;
            display: flex;
            justify-content: center;
            align-items: center;
            gap: 20px;
            z-index: 99;
            transform: translateY(100%);
            animation: slideUpSticky 1s ease forwards 3s;
            box-shadow: 0 -10px 40px rgba(255, 107, 0, 0.1);
            box-sizing: border-box;
        }

        .sticky-text {
            font-size: 16px;
            font-weight: 600;
        }

        .sticky-btn {
            background: var(--accent-primary);
            color: white;
            text-decoration: none;
            padding: 10px 24px;
            border-radius: 30px;
            font-weight: 600;
            font-size: 14px;
            box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
            transition: all 0.3s ease;
        }
        
        .sticky-btn:hover {
            background: #e56000;
            transform: translateY(-2px);
            box-shadow: 0 6px 20px rgba(255, 107, 0, 0.5);
        }

        @keyframes slideUpSticky {
            to { transform: translateY(0); }
        }

        /* Social Proof Counter */
        .social-proof {
            text-align: center;
            padding: 40px 20px;
            margin: 40px auto 10px auto;
            max-width: 800px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 24px;
            box-shadow: 0 20px 40px rgba(0,0,0,0.5);
        }
        
        .social-proof .number {
            font-size: 48px;
            font-weight: 800;
            color: var(--accent-primary);
            margin-bottom: 10px;
            display: block;
        }
        
        .social-proof .text {
            font-size: 18px;
            color: var(--text-muted);
        }

        /* Efficiency Impact */
        .efficiency-impact {
            padding: 80px 20px;
            max-width: 1200px;
            margin: 0 auto;
        }

        .impact-container {
            display: flex;
            align-items: center;
            gap: 50px;
            background: var(--glass-bg);
            border: 1px solid var(--glass-border);
            border-radius: 30px;
            padding: 60px;
            box-shadow: 0 30px 60px rgba(0,0,0,0.4);
            position: relative;
            overflow: hidden;
        }

        .impact-container::before {
            content: '';
            position: absolute;
            top: -50%; left: -50%; width: 200%; height: 200%;
            background: radial-gradient(circle at center, rgba(255,107,0,0.08), transparent 50%);
            z-index: 0;
            pointer-events: none;
        }

        .impact-text {
            flex: 1.2;
            position: relative;
            z-index: 1;
        }

        .impact-text h2 {
            font-size: 36px;
            margin-bottom: 25px;
            font-weight: 800;
        }
        
        .impact-text h2 .highlight {
            color: var(--accent-primary);
        }

        .impact-text p {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .impact-text p strong {
            color: var(--text-main);
        }

        .impact-stats {
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 20px;
            position: relative;
            z-index: 1;
        }

        .stat-box {
            display: flex;
            align-items: center;
            justify-content: flex-start;
            background: rgba(0, 0, 0, 0.4);
            border: 1px solid var(--glass-border);
            padding: 20px 30px;
            border-radius: 16px;
            transition: all 0.3s ease;
        }

        .stat-box:hover {
            border-color: rgba(255,107,0,0.4);
            transform: translateX(-5px);
        }

        .stat-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-muted);
            width: 150px; /* Artırıldı, metin kaymasını önlemek için */
        }

        .stat-value {
            font-size: 24px;
            font-weight: 800;
        }

        .stat-value.old {
            color: #ff4757;
            text-decoration: line-through;
            opacity: 0.6;
            font-size: 18px;
            width: 60px;
            text-align: center;
        }

        .stat-value.new {
            color: #2ed573;
            text-shadow: 0 0 15px rgba(46, 213, 115, 0.4);
            width: 80px;
            text-align: center;
        }

        .stat-icon {
            color: rgba(255,255,255,0.2);
            font-size: 14px;
            margin: 0 15px;
        }

        @media (max-width: 900px) {
            .impact-container { flex-direction: column; padding: 40px 20px; }
            .impact-stats { width: 100%; }
        }

        @media (max-width: 768px) {
            .hero h1 { font-size: 42px; }
            .download-buttons { flex-direction: column; width: 100%; max-width: 300px; }
            .btn-download { justify-content: center; }
            nav { padding: 20px; }
            .sticky-action { flex-direction: column; text-align: center; gap: 10px; }
        }