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

body {
	width: 100vw;
	height: 100vh;
	background: #ffffff;
	font-family: 'Malgun Gothic', '맑은 고딕', 'Apple SD Gothic Neo', 'Noto Sans KR', sans-serif;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	overflow: hidden;
}

.container {
	display: flex;
	flex-direction: column;
	align-items: center;
	justify-content: center;
	width: 100%;
	max-width: 1200px;
	padding: 40px 20px;
}

.ebook-label {
	font-size: 24px;
	color: #333333;
	margin-bottom: 30px;
	position: relative;
	padding-bottom: 15px;
}

.ebook-label::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 50%;
	transform: translateX(-50%);
	width: 80px;
	height: 1px;
	border-bottom: 2px dotted #667eea;
}

.main-title {
	font-size: 40px;
	font-weight: 700;
	color: #1a1a1a;
	text-align: center;
	margin-bottom: 100px;
	line-height: 1.4;
	letter-spacing: -0.5px;
}

.mobile-br {
	display: none;
}

.menu-container {
	display: flex;
	gap: 40px;
	justify-content: center;
	align-items: center;
	flex-wrap: wrap;
	width: 100%;
	padding: 0 30px;
}

.menu-box {
	width: 350px;
	height: 180px;
	border: 1.5px solid #e8e8e8;
	border-radius: 20px;
	display: flex;
	align-items: center;
	justify-content: center;
	text-decoration: none;
	color: #2c3e50;
	font-size: 28px;
	font-weight: 600;
	transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
	background: #ffffff;
	position: relative;
	overflow: hidden;
	box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08), 0 2px 4px rgba(0, 0, 0, 0.04);
}

.menu-box:nth-child(1) {
	background: linear-gradient(135deg, #e8f4f8 0%, #f0f9ff 100%);
	border-color: #b3d9e6;
}

.menu-box:nth-child(2) {
	background: linear-gradient(135deg, #f5f0ff 0%, #faf5ff 100%);
	border-color: #d4c5e8;
}

.menu-box::before {
	content: '';
	position: absolute;
	top: 0;
	left: -100%;
	width: 100%;
	height: 100%;
	background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.1), transparent);
	transition: left 0.6s ease;
}

.menu-box:nth-child(1):hover {
	background: linear-gradient(135deg, #d1ecf1 0%, #e8f4f8 100%);
	border-color: #4a90e2;
	transform: translateY(-8px) scale(1.02);
	box-shadow: 0 16px 40px rgba(74, 144, 226, 0.25), 0 8px 16px rgba(0, 0, 0, 0.1);
	color: #4a90e2;
}

.menu-box:nth-child(2):hover {
	background: linear-gradient(135deg, #e8dff5 0%, #f5f0ff 100%);
	border-color: #667eea;
	transform: translateY(-8px) scale(1.02);
	box-shadow: 0 16px 40px rgba(102, 126, 234, 0.25), 0 8px 16px rgba(0, 0, 0, 0.1);
	color: #667eea;
}

.menu-box:hover::before {
	left: 100%;
}

.menu-box:active {
	transform: translateY(-4px) scale(1.01);
	box-shadow: 0 8px 24px rgba(102, 126, 234, 0.2), 0 4px 8px rgba(0, 0, 0, 0.08);
}

/* 반응형 디자인 */
@media (max-width: 768px) {
	.main-title {
		font-size: 30px;
		margin-bottom: 60px;
	}

	.mobile-br {
		display: inline;
	}

	.menu-container {
		flex-direction: column;
		gap: 30px;
		padding: 0 30px;
	}

	.menu-box {
		width: 100%;
		height: 150px;
		font-size: 24px;
	}

	.ebook-label {
		font-size: 20px;
		margin-bottom: 20px;
	}
}

@media (max-width: 480px) {
	.main-title {
		font-size: 24px;
		margin-bottom: 50px;
	}

	.menu-box {
		height: 120px;
		font-size: 22px;
	}
}