<!DOCTYPE html>
<html lang="tr">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>404 - Sayfa Bulunamadı</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: Arial, sans-serif;
            background: #f5f5f5;
            display: flex;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            padding: 20px;
        }
        .error-container {
            text-align: center;
            background: #fff;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            max-width: 600px;
            width: 100%;
        }
        .error-code {
            font-size: 120px;
            font-weight: bold;
            color: #fc4f00;
            line-height: 1;
            margin-bottom: 20px;
        }
        .error-title {
            font-size: 28px;
            color: #333;
            margin-bottom: 15px;
        }
        .error-message {
            font-size: 16px;
            color: #666;
            margin-bottom: 30px;
            line-height: 1.6;
        }
        .error-actions {
            display: flex;
            gap: 15px;
            justify-content: center;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-block;
            padding: 12px 30px;
            background: #fc4f00;
            color: #fff;
            text-decoration: none;
            border-radius: 5px;
            font-weight: 600;
            transition: background 0.3s;
        }
        .btn:hover {
            background: #ff961b;
        }
        .btn-secondary {
            background: #5c636e;
        }
        .btn-secondary:hover {
            background: #474747;
        }
    </style>
</head>
<body>
    <div class="error-container">
        <div class="error-code">404</div>
        <h1 class="error-title">Sayfa Bulunamadı</h1>
        <p class="error-message">
            Aradığınız sayfa mevcut değil veya taşınmış olabilir.<br>
            Lütfen ana sayfaya dönerek tekrar deneyin.
        </p>
        <div class="error-actions">
            <a href="/" class="btn">Ana Sayfaya Dön</a>
            <a href="javascript:history.back()" class="btn btn-secondary">Geri Git</a>
        </div>
    </div>
</body>
</html>




