:root{--build-id:"b886e96b-74eb-493a-af1d-732b46991d1f";}
/* F6 폰트 스택 적용 */
body {
  font-family: Roboto, system-ui, "Noto Sans KR", "Malgun Gothic", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: 0em;
  margin: 0;
  padding: 0;
  color: #1a1a1a;
  background: #fafafa;
}

/* H11 헤딩 clamp 값 */
h1 {
  font-size: clamp(2.1rem, 4vw + 0.9rem, 3.6rem);
  font-weight: 700;
  line-height: 1.2;
  margin: 0 0 1rem 0;
  color: #2c3e50;
}

h2 {
  font-size: clamp(1.575rem, 3vw + 0.675rem, 2.7rem);
  font-weight: 600;
  line-height: 1.3;
  margin: 0 0 0.875rem 0;
  color: #34495e;
}

h3 {
  font-size: clamp(1.26rem, 2.4vw + 0.54rem, 2.16rem);
  font-weight: 600;
  line-height: 1.4;
  margin: 0 0 0.75rem 0;
  color: #34495e;
}

/* 접근성: Skip Link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: #000;
  color: #fff;
  padding: 8px 16px;
  text-decoration: none;
  z-index: 100;
}

.skip-link:focus {
  top: 0;
}

/* 키보드 포커스 스타일 */
a:focus-visible,
input:focus-visible,
label:focus-visible {
  outline: 3px solid #0066cc;
  outline-offset: 2px;
}

/* N11 네비게이션 (수평형 슬라이드) */
header {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
}

.menu-checkbox {
  display: none;
}

.menu-toggle {
  display: none;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  background: none;
  border: none;
}

nav ul {
  display: flex;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

nav a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

nav a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: #fff;
  transition: width 0.3s ease;
}

nav a:hover::after,
nav a[aria-current="page"]::after {
  width: 100%;
}

@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  nav {
    position: absolute;
    top: 70px;
    right: -100%;
    width: 250px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: right 0.3s ease;
    box-shadow: -2px 2px 8px rgba(0, 0, 0, 0.1);
  }

  .menu-checkbox:checked ~ nav {
    right: 0;
  }

  nav ul {
    flex-direction: column;
    gap: 0;
    padding: 1rem 0;
  }

  nav a {
    display: block;
    padding: 1rem 1.5rem;
  }

  nav a::after {
    display: none;
  }
}

/* L16 레이아웃: 비대칭 그리드 */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

/* C21 색상: 보라/핑크 그라데이션 */
.hero {
  background: linear-gradient(135deg, #a78bfa 0%, #ec4899 100%);
  color: #fff;
  padding: 4rem 2rem;
  border-radius: 12px;
  margin-bottom: 3rem;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero svg {
  margin-bottom: 1.5rem;
}

.hero h1 {
  color: #fff;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.05rem;
  line-height: 1.7;
}

/* S07 섹션: 중앙 정렬 박스 */
.content-section {
  background: #fff;
  padding: 2.5rem;
  margin-bottom: 2rem;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.page-header {
  text-align: center;
  padding: 2rem 0 3rem 0;
}

.page-header p {
  font-size: 1.1rem;
  color: #555;
  margin-top: 1rem;
}

/* K11 카드: 그림자 호버 */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: all 0.3s ease;
  text-align: center;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.card .icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 1rem;
}

.card h3 {
  margin-bottom: 1rem;
  color: #667eea;
}

/* B11 버튼: 입체 그림자 */
.btn {
  display: inline-block;
  padding: 0.9rem 2rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(102, 126, 234, 0.6);
}

/* T16 타이포그래피: 그라데이션 헤딩 */
h2 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* 기타 레이아웃 */
.feature-list {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.feature-item {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  background: #f8f9fa;
  padding: 1.5rem;
  border-radius: 8px;
}

.feature-item svg {
  flex-shrink: 0;
}

.usage-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.step {
  background: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  border: 2px solid #e0e0e0;
  position: relative;
}

.step-number {
  position: absolute;
  top: -15px;
  left: 20px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: #fff;
  width: 35px;
  height: 35px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.tip-card {
  background: #f8f9fa;
  padding: 1.5rem;
  border-radius: 8px;
  border-left: 4px solid #667eea;
}

.tip-card h3 {
  color: #667eea;
  margin-bottom: 0.75rem;
}

/* FAQ 스타일 */
.faq-list {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

.faq-item {
  background: #fff;
  padding: 1.5rem;
  border-radius: 8px;
  border: 1px solid #e0e0e0;
}

.faq-item h2 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Contact 스타일 */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.contact-card {
  background: #fff;
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.contact-card svg {
  margin-bottom: 1rem;
}

.contact-card h2 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.contact-card p {
  margin: 0.5rem 0;
}

/* CTA 섹션 */
.cta {
  background: linear-gradient(135deg, #a78bfa 0%, #ec4899 100%);
  color: #fff;
  padding: 3rem 2rem;
  border-radius: 12px;
  text-align: center;
  margin-top: 3rem;
}

.cta h2 {
  color: #fff;
  background: none;
  -webkit-text-fill-color: #fff;
  margin-bottom: 1rem;
}

/* Footer */
footer {
  background: #2c3e50;
  color: #ecf0f1;
  padding: 2rem 1.5rem;
  margin-top: 4rem;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-info p {
  margin: 0.25rem 0;
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: #ecf0f1;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

/* Privacy/Terms 문서 스타일 */
.doc-container {
  max-width: 800px;
  margin: 4rem auto;
  padding: 2rem;
  text-align: center;
  background: #fff;
  border-radius: 10px;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.doc-container h1 {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
}

.doc-container p {
  margin: 1rem 0;
  line-height: 1.8;
}

.doc-container a {
  color: #667eea;
  text-decoration: none;
  font-weight: 600;
}

.doc-container a:hover {
  text-decoration: underline;
}

/* 반응형 */
@media (max-width: 768px) {
  .hero {
    padding: 3rem 1.5rem;
  }

  .content-section {
    padding: 1.5rem;
  }

  .card-grid,
  .usage-steps,
  .tips-grid {
    grid-template-columns: 1fr;
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
  }

  .feature-item {
    flex-direction: column;
    text-align: center;
  }
}