@import url("https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.css");

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

body {
	font-family:
		"Pretendard",
		-apple-system,
		BlinkMacSystemFont,
		system-ui,
		"Noto Sans KR",
		sans-serif;
	color: #1a1a1a;
	background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 50%, #f0f9ff 100%);
	position: relative;
}

body::before {
	content: "";
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-image: radial-gradient(circle, rgba(0, 180, 216, 0.03) 1px, transparent 1px);
	background-size: 30px 30px;
	pointer-events: none;
	z-index: 0;
}

.slide-container {
	width: 100dvw;
	height: 100dvh;
	display: flex;
	overflow: hidden;
	position: relative;
	z-index: 1;
}

.content-wrapper {
	flex: 1;
	display: flex;
	flex-direction: column;
	padding: 80px;
	z-index: 10;
}

.header {
	margin-bottom: 60px;
}

.title {
	font-size: 52px;
	font-weight: 700;
	margin-bottom: 20px;
	color: #000000;
	position: relative;
	display: inline-block;
	letter-spacing: -0.02em;
	line-height: 1.3;
}

.title::after {
	content: "";
	position: absolute;
	bottom: -10px;
	left: 0;
	width: 80px;
	height: 4px;
	background-color: #61dafb;
}

/* 체크리스트 가독성 개선 */
.checklist {
	display: flex;
	flex-direction: column;
	gap: 28px;
}

.checklist-item {
	display: flex;
	align-items: center;
	font-size: 32px;
	font-weight: 500;
	line-height: 1.6;
}

/* Lucide 아이콘 스타일 */
.checklist-item svg,
.icon-wrapper svg {
	color: #00b4d8;
	margin-right: 20px;
	stroke-width: 2.5;
	flex-shrink: 0;
}

.checklist-item svg {
	width: 32px;
	height: 32px;
}

/* 텍스트 가독성 개선 */
.code-text,
.emphasis,
p,
.content {
	line-height: 1.6;
}

.code-box {
	background-color: #f8f8f8;
	border-left: 4px solid #61dafb;
	padding: 30px;
	border-radius: 8px;
	box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.code-text {
	font-family: "Nanum Gothic Coding", "Pretendard", monospace;
	font-size: 24px;
	white-space: pre-wrap;
	color: #333;
	line-height: 1.6;
}

.emphasis {
	font-size: 36px;
	font-weight: 500;
	color: #000;
	line-height: 1.6;
}

/* 추상적 요소들 */
.abstract-elements {
	position: absolute;
	width: 100%;
	height: 100%;
	z-index: 1;
	overflow: hidden;
}

.circle {
	position: absolute;
	border: 2px solid #61dafb;
	border-radius: 50%;
	opacity: 0.1;
}

.rectangle {
	position: absolute;
	border: 2px solid #61dafb;
	opacity: 0.05;
}

/* 페이지 번호 */
.page-number {
	position: absolute;
	bottom: 30px;
	left: 40px;
	font-size: 16px;
	color: #888;
	font-weight: 500;
}

/* 애니메이션 효과 */
@keyframes fadeInUp {
	from {
		opacity: 0;
		transform: translateY(30px);
	}
	to {
		opacity: 1;
		transform: translateY(0);
	}
}

@keyframes fadeIn {
	from {
		opacity: 0;
	}
	to {
		opacity: 1;
	}
}

@keyframes slideInLeft {
	from {
		opacity: 0;
		transform: translateX(-50px);
	}
	to {
		opacity: 1;
		transform: translateX(0);
	}
}

@keyframes slideInRight {
	from {
		opacity: 0;
		transform: translateX(50px);
	}
	to {
		opacity: 1;
		transform: translateX(0);
	}
}

@keyframes scaleIn {
	from {
		opacity: 0;
		transform: scale(0.8);
	}
	to {
		opacity: 1;
		transform: scale(1);
	}
}

/* 애니메이션 적용 클래스 */
.animate-fade-in-up {
	animation: fadeInUp 0.6s ease-out forwards;
}

.animate-fade-in {
	animation: fadeIn 0.6s ease-out forwards;
}

.animate-slide-in-left {
	animation: slideInLeft 0.6s ease-out forwards;
}

.animate-slide-in-right {
	animation: slideInRight 0.6s ease-out forwards;
}

.animate-scale-in {
	animation: scaleIn 0.6s ease-out forwards;
}

/* 순차적 지연 효과 */
.delay-1 {
	animation-delay: 0.1s;
	opacity: 0;
}
.delay-2 {
	animation-delay: 0.2s;
	opacity: 0;
}
.delay-3 {
	animation-delay: 0.3s;
	opacity: 0;
}
.delay-4 {
	animation-delay: 0.4s;
	opacity: 0;
}
.delay-5 {
	animation-delay: 0.5s;
	opacity: 0;
}
.delay-6 {
	animation-delay: 0.6s;
	opacity: 0;
}
.delay-7 {
	animation-delay: 0.7s;
	opacity: 0;
}
.delay-8 {
	animation-delay: 0.8s;
	opacity: 0;
}

/* Flow 다이어그램 */
.flow-diagram {
	display: flex;
	flex-direction: column;
	width: 100%;
	align-items: center;
	position: relative;
}

.flow-steps {
	display: flex;
	justify-content: space-between;
	width: 100%;
	margin-bottom: 40px;
	position: relative;
	z-index: 2;
}

.flow-step {
	display: flex;
	flex-direction: column;
	align-items: center;
}

.step-icon {
	width: 80px;
	height: 80px;
	border-radius: 50%;
	background-color: #f0f9ff;
	border: 3px solid #00b4d8;
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 20px;
}

.step-icon svg {
	width: 40px;
	height: 40px;
	color: #00b4d8;
	stroke-width: 2.5;
}

.step-title {
	font-size: 20px;
	font-weight: 600;
	margin-bottom: 10px;
	text-align: center;
	color: #1a1a1a;
	line-height: 1.4;
}

.step-desc {
	font-size: 16px;
	color: #666;
	text-align: center;
	line-height: 1.5;
}

/* Responsive Styles */
/* 중간 크기 노트북 (1024px 이하) */
@media (max-width: 1024px) {
	.content-wrapper {
		padding: 60px;
	}

	.header {
		margin-bottom: 40px;
	}

	.title {
		font-size: 42px;
	}

	.checklist {
		gap: 22px;
	}

	.checklist-item {
		font-size: 26px;
	}

	.checklist-item svg {
		width: 28px;
		height: 28px;
		margin-right: 16px;
	}

	.emphasis {
		font-size: 30px;
	}

	.code-text {
		font-size: 20px;
		padding: 25px;
	}

	.code-box {
		padding: 25px;
	}

	.step-icon {
		width: 70px;
		height: 70px;
	}

	.step-icon svg {
		width: 36px;
		height: 36px;
	}

	.step-title {
		font-size: 18px;
	}

	.step-desc {
		font-size: 14px;
	}

	.flow-steps {
		margin-bottom: 30px;
	}
}

/* 작은 노트북 (768px 이하) */
@media (max-width: 768px) {
	.content-wrapper {
		padding: 40px;
	}

	.header {
		margin-bottom: 30px;
	}

	.title {
		font-size: 36px;
		margin-bottom: 16px;
	}

	.title::after {
		width: 60px;
		height: 3px;
		bottom: -8px;
	}

	.checklist {
		gap: 18px;
	}

	.checklist-item {
		font-size: 22px;
	}

	.checklist-item svg {
		width: 24px;
		height: 24px;
		margin-right: 14px;
	}

	.emphasis {
		font-size: 26px;
	}

	.code-text {
		font-size: 18px;
	}

	.code-box {
		padding: 20px;
	}

	.step-icon {
		width: 60px;
		height: 60px;
	}

	.step-icon svg {
		width: 32px;
		height: 32px;
	}

	.step-title {
		font-size: 16px;
		margin-bottom: 8px;
	}

	.step-desc {
		font-size: 13px;
	}

	.flow-steps {
		margin-bottom: 20px;
	}

	.page-number {
		bottom: 20px;
		left: 30px;
		font-size: 14px;
	}
}

/* 매우 작은 화면 (640px 이하) - 최소한의 대응 */
@media (max-width: 640px) {
	.content-wrapper {
		padding: 30px;
	}

	.title {
		font-size: 30px;
	}

	.checklist-item {
		font-size: 20px;
	}

	.emphasis {
		font-size: 24px;
	}

	.code-text {
		font-size: 16px;
	}

	.step-title {
		font-size: 14px;
	}
}