.container_div {
	max-width: 1200px;
	margin: 0 auto;
	padding: 0 20px;
}

/* ===========================================
   HEADER SECTION
=========================================== */
.header_div {
	padding: 80px 20px 60px;
	background: linear-gradient(135deg, #fafbff 0%, #f5f6fa 100%);
	position: relative;
}

.header_div::after {
	content: '';
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	height: 1px;
	background: linear-gradient(90deg, transparent, rgba(245, 158, 11, 0.3), transparent);
}

.badge {
	display: inline-block;
	background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
	color: white;
	padding: 10px 24px;
	border-radius: 30px;
	font-size: 14px;
	font-weight: 600;
	letter-spacing: 1.5px;
	margin-bottom: 30px;
	box-shadow: 0 4px 15px rgba(245, 158, 11, 0.2);
}

h1 {
	font-size: 52px;
	font-weight: 800;
	line-height: 1.2;
	color: #1a1a2e;
	margin-bottom: 30px;
	letter-spacing: -1px;
}

.subtitle {
	font-size: 22px;
	color: #4b5563;
	line-height: 1.6;
	font-weight: 400;
}

.highlight {
	background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	font-weight: 800;
}

/* ===========================================
   SECTION COMMON STYLES
=========================================== */
.section-title_div {
	text-align: center;
	font-size: 42px;
	line-height: 160%;
	margin-bottom: 50px;
	font-weight: 700;
	color: #1a1a2e;
	position: relative;
	letter-spacing: -0.5px;
}

.section-title_div::after {
	content: '';
	position: absolute;
	bottom: -20px;
	left: 50%;
	transform: translateX(-50%);
	width: 80px;
	height: 4px;
	background: linear-gradient(90deg, #f59e0b, #d97706);
	border-radius: 2px;
}

.section-icon {
	width: 80px;
	height: 80px;
	border-radius: 20px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 36px;
	line-height: 160%;
	color: white;
	margin: 0 auto 20px;
	box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* ===========================================
   QUESTION SECTION - 메타인지 설명
=========================================== */
.question-section {
	padding: 100px 20px;
	background: white;
}

.question-icon {
	font-size: 32px;
	line-height: 160%;
	margin-bottom: 30px;
	text-align: center;
}

.examples-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
	gap: 25px;
	margin-bottom: 60px;
}

.example-card {
	background: white;
	border: 1px solid rgba(0, 0, 0, 0.06);
	border-radius: 20px;
	padding: 35px;
	transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.example-card:hover {
	transform: translateY(-5px);
	box-shadow: 0 15px 35px rgba(245, 158, 11, 0.1);
}

.example-category {
	font-size: 18px;
	font-weight: 700;
	color: #f59e0b;
	margin-bottom: 15px;
	display: flex;
	align-items: center;
	gap: 10px;
}

.example-text {
	font-size: 17px;
	color: #4b5563;
	line-height: 1.5;
}

.definition-box {
	background: linear-gradient(135deg, #fef3c7 0%, #fed7aa 100%);
	border: 2px solid #fbbf24;
	border-radius: 24px;
	padding: 40px;
	text-align: center;
	margin: 60px 0;
	box-shadow: 0 8px 25px rgba(245, 158, 11, 0.1);
}

.definition-title {
	font-size: 24px;
	line-height: 160%;
	font-weight: 700;
	color: #1a1a2e;
	margin-bottom: 15px;
}

.definition-text {
	font-size: 20px;
	line-height: 160%;
	color: #d97706;
	font-weight: 600;
}

/* ===========================================
   COMPARISON SECTION - Before vs After
=========================================== */
.comparison-section {
	padding: 100px 20px;
	background: #fafbff;
}

.comparison-header {
	text-align: center;
	margin-bottom: 60px;
}

.comparison-icon {
	background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.comparison-grid {
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 40px;
	margin-bottom: 80px;
}

.comparison-card {
	background: white;
	border-radius: 24px;
	padding: 40px;
	position: relative;
	transition: all 0.4s ease;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.comparison-card.before::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, #ef4444, #f87171);
	border-radius: 24px 24px 0 0;
}

.comparison-card.after::before {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	right: 0;
	height: 4px;
	background: linear-gradient(90deg, #10b981, #34d399);
	border-radius: 24px 24px 0 0;
}

.comparison-card h3 {
	font-size: 24px;
	line-height: 160%;
	font-weight: 700;
	margin-bottom: 30px;
	display: flex;
	align-items: center;
	gap: 15px;
}

.comparison-card.before h3 { color: #ef4444; }
.comparison-card.after h3 { color: #10b981; }

.comparison-list {
	list-style: none;
}

.comparison-list li {
	padding: 12px 0;
	font-size: 18px;
	display: flex;
	align-items: center;
	gap: 15px;
	font-weight: 600;
	border-bottom: 1px solid rgba(0, 0, 0, 0.05);
	line-height: 1.2;
}

.comparison-list li:last-child { border-bottom: none; }

.before .comparison-list li::before {
	content: '✕';
	color: #ef4444;
	font-weight: 900;
	font-size: 20px;
	line-height: 160%;
}

.after .comparison-list li::before {
	content: '✓';
	color: #10b981;
	font-weight: 900;
	font-size: 20px;
	line-height: 160%;
}

/* ===========================================
   STATISTICS SECTION - 통계
=========================================== */
.stats-section {
	background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
	padding: 80px 20px;
	color: white;
	text-align: center;
}

.stats-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
	gap: 40px;
	max-width: 900px;
	margin: 0 auto;
}

.stat-item {
	background: rgba(255, 255, 255, 0.1);
	border-radius: 20px;
	padding: 40px 30px;
	backdrop-filter: blur(10px);
	transition: all 0.3s ease;
}

.stat-item:hover {
	background: rgba(255, 255, 255, 0.15);
	transform: translateY(-5px);
}

.stat-number {
	font-size: 48px;
	line-height: 160%;
	font-weight: 900;
	background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
	margin-bottom: 15px;
}

.stat-label {
	font-size: 16px;
	color: #e2e8f0;
	font-weight: 500;
	line-height: 1.4;
}

/* ===========================================
   TRAINING METHOD SECTION - 3단계 훈련법
=========================================== */
.training-section {
	padding: 100px 20px;
	background: white;
}

.training-header {
	text-align: center;
	margin-bottom: 80px;
}

.training-badge {
	display: inline-block;
	background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
	color: white;
	padding: 12px 30px;
	border-radius: 30px;
	font-size: 16px;
	font-weight: 700;
	margin-bottom: 20px;
	box-shadow: 0 6px 20px rgba(16, 185, 129, 0.2);
}

.training-grid {
	display: grid;
	gap: 60px;
}

.training-step {
	display: grid;
	grid-template-columns: 400px 1fr;
	gap: 50px;
	align-items: center;
}

.step-image {
	width: 400px;
/*
	height: 280px;
	background: linear-gradient(135deg, #f8f9ff 0%, #f3f4f6 100%);
	border: 2px dashed #d1d5db;
	border-radius: 16px;
	display: flex;
	align-items: center;
	justify-content: center;
	color: #9ca3af;
	font-size: 14px;
	font-weight: 500;
	transition: all 0.3s ease;
*/
}

.step-image:hover {
/*
	border-color: #f59e0b;
	color: #f59e0b;
	background: linear-gradient(135deg, #fef3c7 0%, #fed7aa 100%);
*/
}

.step-image img {
	max-width: 100%;
	border-radius: 16px;
}

.step-content h3 {
	font-size: 28px;
	line-height: 160%;
	font-weight: 700;
	color: #1a1a2e;
	margin-bottom: 15px;
	display: flex;
	align-items: center;
	gap: 15px;
}

.step-badge {
	background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
	color: white;
	padding: 8px 16px;
	border-radius: 20px;
	font-size: 14px;
	font-weight: 600;
}

.step-subtitle {
	font-size: 20px;
	color: #f59e0b;
	font-weight: 600;
	margin-bottom: 15px;
	line-height: 1.4;
}

.step-description {
	font-size: 19px;
	color: #4b5563;
	line-height: 1.6;
}

/* ===========================================
   CASE STUDY SECTION - 학생 사례
=========================================== */
.case-section {
	padding: 100px 20px;
	background: linear-gradient(135deg, #fef3c7 0%, #fed7aa 100%);
}

.case-header {
	text-align: center;
	margin-bottom: 80px;
}

.case-icon {
	background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
}

.case-grid {
	display: grid;
	grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
	gap: 40px;
}

.case-card {
	background: white;
	border-radius: 24px;
	padding: 40px;
	box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
	transition: all 0.4s ease;
}

.case-card:hover {
	transform: translateY(-8px);
	box-shadow: 0 20px 40px rgba(245, 158, 11, 0.15);
}

.student-info {
	display: flex;
	align-items: center;
	gap: 15px;
	margin-bottom: 25px;
}

.student-avatar {
	width: 60px;
	height: 60px;
	background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
	border-radius: 50%;
	display: flex;
	align-items: center;
	justify-content: center;
	font-size: 24px;
	line-height: 160%;
	color: white;
	box-shadow: 0 6px 20px rgba(245, 158, 11, 0.2);
}

.student-details h4 {
	font-size: 20px;
	font-weight: 700;
	color: #1a1a2e;
	margin-bottom: 5px;
}

.student-period {
	font-size: 14px;
	color: #6b7280;
	font-weight: 500;
}

.grade-improvement {
	background: linear-gradient(135deg, #10b981 0%, #34d399 100%);
	color: white;
	padding: 15px 25px;
	border-radius: 20px;
	text-align: center;
	margin-bottom: 25px;
	box-shadow: 0 6px 20px rgba(16, 185, 129, 0.2);
}

.grade-change {
	font-size: 28px;
	line-height: 160%;
	font-weight: 900;
	margin-bottom: 5px;
}

.grade-subject {
	font-size: 14px;
	opacity: 0.9;
	font-weight: 600;
}

.student-testimonial {
	font-size: 16px;
	color: #374151;
	line-height: 1.6;
	font-style: italic;
	padding: 20px;
	background: #f8fafc;
	border-radius: 16px;
	border-left: 4px solid #f59e0b;
}

/* ===========================================
   FAQ SECTION
=========================================== */
.faq-section {
	padding: 100px 20px;
	background: #fafbff;
}

.faq-header {
	text-align: center;
	margin-bottom: 70px;
}

.faq-icon {
	background: linear-gradient(135deg, #fbbf24 0%, #f59e0b 100%);
}

.faq-title {
	font-size: 38px;
	line-height: 160%;
	font-weight: 700;
	color: #1a1a2e;
	letter-spacing: -0.5px;
}

.faq-grid {
	display: grid;
	gap: 25px;
	max-width: 900px;
	margin: 0 auto;
}

.faq-item {
	background: white;
	border: 2px solid transparent;
	border-radius: 20px;
	padding: 40px;
	transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
	box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.faq-item:hover {
	box-shadow: 0 15px 35px rgba(245, 158, 11, 0.08);
	border-color: rgba(245, 158, 11, 0.2);
	transform: translateY(-5px);
}

.faq-question {
	font-size: 21px;
	font-weight: 700;
	color: #1a1a2e;
	margin-bottom: 25px;
	display: flex;
	align-items: flex-start;
	gap: 15px;
	line-height: 1.5;
}

.faq-question::before {
	content: 'Q';
	background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
	color: white;
	width: 32px;
	height: 32px;
	border-radius: 10px;
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 800;
	font-size: 16px;
	flex-shrink: 0;
	margin-top: 2px;
	box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}

.faq-answer {
	font-size: 18px;
	line-height: 1.6;
	color: #4b5563;
	padding-left: 47px;
	font-weight: 500;
}

/* ===========================================
   RESPONSIVE DESIGN
=========================================== */
@media (max-width: 768px) {
	/* Base */
	h1 {
		font-size: 36px;
		line-height: 160%;
	}

	.section-title_div {
		font-size: 32px;
		line-height: 160%;
	}

	/* Examples Grid */
	.examples-grid {
		grid-template-columns: 1fr;
	}

	/* Comparison Section */
	.comparison-grid {
		grid-template-columns: 1fr;
		gap: 25px;
	}

	.comparison-card {
		padding: 30px 20px;
	}

	.comparison-list li {
		padding: 8px 0;
		font-size: 15px;
		line-height: 1.1;
	}

	/* Statistics */
	.stats-grid {
		grid-template-columns: 1fr;
		gap: 25px;
	}

	/* Training Steps */
	.training-step {
		grid-template-columns: 1fr;
		text-align: left;
	}

	.step-image {
		width: 100%;
		max-width: 400px;
		margin: 0 auto;
	}

	/* Case Studies */
	.case-grid {
		grid-template-columns: 1fr;
	}

	.case-card {
		padding: 25px 20px;
	}

	/* FAQ */
	.faq-item {
		padding: 30px;
	}

	.faq-question {
		font-size: 18px;
	}
}