<!DOCTYPE html>
<html lang="ko">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>페이지를 찾을 수 없습니다</title>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Apple SD Gothic Neo', sans-serif;
            background: #f8f9fa;
            display: flex;
            justify-content: center;
            align-items: center;
            min-height: 100vh;
            padding: 20px;
        }

        .error-container {
            text-align: center;
            max-width: 400px;
            width: 100%;
        }

        /* 에러 코드 - 큰 숫자 */
        .error-code {
            font-size: 120px;
            font-weight: 700;
            color: #e0e0e0;
            margin-bottom: 24px;
            line-height: 1;
            letter-spacing: -4px;
        }

        /* 에러 제목 */
        .error-title {
            font-size: 22px;
            font-weight: 600;
            color: #333;
            margin-bottom: 16px;
        }

        /* 에러 설명 */
        .error-description {
            font-size: 15px;
            color: #666;
            line-height: 1.6;
            margin-bottom: 40px;
        }

        /* 버튼 */
        .btn-home {
            display: inline-block;
            width: 100%;
            max-width: 300px;
            padding: 16px;
            background: #4267e8;
            color: white;
            text-decoration: none;
            border-radius: 8px;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.2s;
        }

        .btn-home:active {
            transform: scale(0.98);
            background: #3557d6;
        }

        /* 반응형 */
        @media (max-width: 360px) {
            .error-code {
                font-size: 100px;
            }

            .error-title {
                font-size: 20px;
            }

            .error-description {
                font-size: 14px;
            }
        }
    </style>
</head>

<body>
<div class="error-container">
    <div class="error-code">404</div>
    <div class="error-title">페이지를 찾을 수 없습니다</div>

    <div class="error-description">
        요청하신 페이지의 주소가 잘못되었거나<br>
        삭제되어 찾을 수 없습니다
    </div>

    <a href="/" class="btn-home">홈으로 가기</a>
</div>
</body>
</html>