:root{--build-id:"b7bf002a-574d-4ca7-93c1-771f7e024bdd";}
/* 리셋 및 기본 설정 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #0369a1;
  --bg: #e0f2fe;
  --text: #075985;
  --accent: #38bdf8;
  --heading: var(--text);
  --link: var(--text);
}

body {
  font-family: system-ui, "Helvetica Neue", Arial, "Noto Sans KR", "Malgun Gothic", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: 0em;
  color: var(--text);
  background: var(--bg);
}

/* 접근성 */
.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;
}

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

/* 헤더 - N15 스타일 */
header {
  background: #fff;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
}

.menu-checkbox {
  display: none;
}

.menu-toggle {
  display: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: var(--primary);
}

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

nav a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  transition: all 0.3s;
  background: transparent;
}

nav a:hover,
nav a[aria-current="page"] {
  background: var(--primary);
  color: #fff;
}

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

  nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
  }

  .menu-checkbox:checked ~ nav {
    max-height: 500px;
  }

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

  nav a {
    display: block;
    padding: 1rem 2rem;
    border-radius: 0;
  }
}

/* 메인 콘텐츠 */
main {
  min-height: 60vh;
}

/* 섹션 - S11 스타일 */
section {
  padding: 5.75rem 0;
}

.container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* 헤딩 - H04 스타일 */
h1 {
  font-size: 2.75rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0;
  color: var(--heading);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.2rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0;
  color: var(--heading);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 1.75rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0;
  color: var(--heading);
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

/* 버튼 - B04 스타일 */
.btn {
  display: inline-block;
  border-radius: 9999px;
  padding: 0.75rem 1.75rem;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

.btn:hover {
  background: var(--accent);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
}

.btn-secondary:hover {
  background: var(--primary);
  color: #fff;
}

/* 카드 - K04 스타일 */
.card {
  border-radius: 0.75rem;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
  padding: 1.75rem;
  background: #fff;
  margin-bottom: 3.75rem;
}

/* 히어로 섹션 - L12 스타일 */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  text-align: center;
  padding: 8rem 0 6rem;
  position: relative;
  overflow: hidden;
}

.hero h1 {
  color: #fff;
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

/* 4열 아이콘 그리드 */
.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3.75rem;
  margin-top: 3.75rem;
}

.icon-item {
  text-align: center;
}

.icon-item svg {
  width: 80px;
  height: 80px;
  margin-bottom: 1.5rem;
}

/* 단계형 레이아웃 - CS04 */
.step-container {
  display: flex;
  flex-direction: column;
  gap: 3.75rem;
}

.step {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.step-number {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
}

.step-content h3 {
  margin-top: 0;
}

/* 케이스 스터디 */
.case-study {
  background: #fff;
  border-radius: 0.75rem;
  padding: 2.5rem;
  margin-bottom: 3.75rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

/* FAQ */
.faq-item {
  background: #fff;
  border-radius: 0.75rem;
  padding: 1.75rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.faq-item h3 {
  color: var(--primary);
  margin-bottom: 0.75rem;
}

/* 리뷰 카드 */
.review-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3.75rem;
}

.review-card {
  background: #fff;
  border-radius: 0.75rem;
  padding: 2rem;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.review-card .rating {
  color: #ffa500;
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

/* 푸터 */
footer {
  background: #fff;
  padding: 3rem 0 2rem;
  margin-top: 5.75rem;
  border-top: 1px solid #ddd;
}

.footer-content {
  max-width: 1350px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--text);
  text-decoration: none;
}

.footer-links a:hover {
  color: var(--primary);
}

/* Privacy/Terms 페이지 */
.doc-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem;
  text-align: center;
}

/* 반응형 */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.75rem;
  }

  h3 {
    font-size: 1.5rem;
  }

  section {
    padding: 3rem 0;
  }

  .icon-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .step {
    flex-direction: column;
  }

  .review-grid {
    grid-template-columns: 1fr;
  }
}