* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        
        body {
            font-family: 'Courier New', monospace;
            font-size: 14px;
            background: #fff;
            overflow: hidden;
            height: 100vh;
            display: flex;
            flex-direction: column;
        }
        
        .top-bar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px;
            border-bottom: 0.1px solid #000;
        }
        
        .site-title {
            font-size: 18px;
            font-weight: 700;
            text-decoration: none;
            color: #000;
        }
        
        .site-title:hover {
            /* background: #000; */
            color: #0000005b;
            transition: 0.4s;
        }
        
        .social-links {
            display: flex;
            gap: 15px;
        }
        
        .social-links a {
            color: #000;
            text-decoration: none;
            font-size: 20px;
        }
        
        .social-links a:hover {
            opacity: 0.5;
        }
        
        .workshop-container {
            display: grid;
            grid-template-columns: 280px 1fr 380px;
            gap: 0;
            flex: 1;
            overflow: hidden;
        }
        
        .left-section {
            border-right: 0.1px solid #000;
            padding: 20px;
            display: flex;
            flex-direction: column;
            justify-content: space-between;
        }
        
        .left-content {
            flex: 1;
        }
        
        .back-button {
            display: inline-flex;
            align-items: center;
            font-size: 32px;
            margin-bottom: 40px;
            text-decoration: none;
            color: #000;
            cursor: pointer;
            width: fit-content;
        }
        
        .back-button:hover {
            opacity: 0.5;
            transition: 0.4s;
        }
        
        .workshop-title {
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 20px;
            line-height: 1.6;
        }
        
        .apply-button {
            display: block;
            width: 100%;
            padding: 15px;
            border: 0.1px solid #000;
            background: #fff;
            color: #000;
            text-align: center;
            text-decoration: none;
            font-family: 'Courier New', monospace;
            font-size: 13px;
            font-weight: 700;
            cursor: pointer;
            transition: all 0.2s;
        }
        
        .apply-button:hover {
            background: #000;
            color: #fff;
        }
        
        .center-section {
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 20px;
            border-right: 0.1px solid #000;
            overflow: hidden;
        }
        
        .main-image {
            max-width: 100%;
            max-height: 100%;
            width: auto;
            height: auto;
            object-fit: contain;
            border: 0.1px solid #000;
        }
        
        .right-section {
            padding: 20px;
            display: flex;
            flex-direction: column;
            overflow-y: auto;
            scrollbar-width: thin;
            scrollbar-color: #000 #fff;
        }
        
        .right-section::-webkit-scrollbar {
            width: 8px;
        }
        
        .right-section::-webkit-scrollbar-track {
            background: #fff;
        }
        
        .right-section::-webkit-scrollbar-thumb {
            background: #000;
            border-radius: 0;
        }
        
        .description-box {
            background: #fff;
            padding: 20px;
            border: 0.1px solid #000;
            margin-bottom: 15px;
            line-height: 1.8;
            font-size: 13px;
        }
        
        .instructor {
            font-size: 13px;
            padding: 15px;
            text-align: right;
            margin-bottom: auto;
        }
        
        .instructor strong {
            font-weight: 700;
        }
        
        /* isActive가 false일 때 숨기기 */
        .apply {
            display: block;
        }
        
        .apply.hidden {
            display: none;
        }
        
        @media (max-width: 1024px) {
            body {
                padding: 15px;
                overflow: auto;
                height: auto;
                min-height: 100vh;
            }
            
            .workshop-container {
                grid-template-columns: 1fr;
                gap: 0;
                height: auto;
            }
            
            .top-bar {
                position: sticky;
                top: 0;
                background: #fff;
                z-index: 100;
            }
            
            .left-section {
                border-right: none;
                border-bottom: 0.1px solid #000;
                padding: 20px;
                order: 1;
            }
            
            .back-button {
                margin-bottom: 20px;
            }
            
            .workshop-title {
                font-size: 14px;
                margin-bottom: 15px;
            }
            
            .center-section {
                border-right: none;
                border-bottom: 0.1px solid #000;
                padding: 20px;
                min-height: 400px;
                order: 2;
            }
            
            .right-section {
                order: 3;
                padding: 20px;
                overflow-y: visible;
                max-height: none;
            }
            
            .main-image {
                max-height: 500px;
            }
        }
        
        @media (max-width: 768px) {
            body {
                padding: 10px;
            }
            
            .top-bar {
                padding: 15px;
            }
            
            .site-title {
                font-size: 16px;
            }
            
            .social-links a {
                font-size: 18px;
            }
            
            .workshop-title {
                font-size: 13px;
            }
            
            .apply-button {
                padding: 12px;
                font-size: 13px;
            }
            
            .description-box,
            .instructor {
                padding: 15px;
                font-size: 12px;
            }
            
            .center-section {
                min-height: 300px;
                padding: 15px;
            }
        }