:root{--build-id:"0d60e543-fbc5-4c57-9d5a-6e641899f20c";}
@charset "UTF-8";

/* 폰트: F4 (Windows Modern) */
body {
  font-family: "Segoe UI Variable", "Malgun Gothic", "Noto Sans KR", Arial, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: 0em;
  margin: 0;
  padding: 0;
  color: #1a1a1a;
  background-color: #f8f9fa;
}

/* 헤딩: H18 */
h1 {
  font-size: clamp(2.05rem, 2.7vw + 1rem, 3.05rem);
  font-weight: 700;
  line-height: 1.19;
  letter-spacing: -0.011em;
  margin: 0 0 1rem 0;
  color: #0a0a0a;
}

h2 {
  font-size: clamp(1.54rem, 2.03vw + 0.75rem, 2.29rem);
  font-weight: 700;
  line-height: 1.24;
  letter-spacing: -0.011em;
  margin: 0 0 0.875rem 0;
  color: #0a0a0a;
}

h3 {
  font-size: clamp(1.23rem, 1.62vw + 0.6rem, 1.83rem);
  font-weight: 600;
  line-height: 1.29;
  letter-spacing: -0.011em;
  margin: 0 0 0.75rem 0;
  color: #1a1a1a;
}

/* 색상: C18 (블루 그레이 톤) */
:root {
  --primary: #0369a1;
  --primary-dark: #075985;
  --primary-light: #0ea5e9;
  --accent: #f59e0b;
  --bg-main: #f8f9fa;
  --bg-section: #ffffff;
  --text-main: #1a1a1a;
  --text-secondary: #4a5568;
  --border: #cbd5e0;
}

/* 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 */
a:focus-visible,
input:focus-visible,
label:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* 레이아웃: L27 (비대칭 그리드) */
.header-container,
.hero-content,
.intro,
.features,
.benefits-preview,
.cta,
.content-section,
.page-header {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* 네비게이션: N11 (체크박스 토글) */
header {
  background-color: var(--bg-section);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.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(--text-main);
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.75rem;
}

nav a {
  text-decoration: none;
  color: var(--text-secondary);
  font-weight: 500;
  transition: color 0.2s;
}

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

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

  nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--bg-section);
    border-bottom: 1px solid var(--border);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
  }

  .menu-checkbox:checked ~ nav {
    max-height: 400px;
  }

  nav ul {
    flex-direction: column;
    gap: 0;
    padding: 1rem 1.5rem;
  }

  nav li {
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border);
  }

  nav li:last-child {
    border-bottom: none;
  }
}

/* 여백: S05 (중간 여백) */
section {
  padding: 3rem 0;
}

.hero {
  background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
  padding: 4rem 0;
}

.hero-content {
  text-align: center;
}

.hero h1 {
  margin-bottom: 1.25rem;
}

.hero p {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto 2rem auto;
}

.hero svg {
  margin: 0 auto;
  display: block;
}

/* 카드: K08 (그림자 카드) */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.feature-card {
  background-color: var(--bg-section);
  padding: 2rem;
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.feature-card .icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin-bottom: 0.75rem;
  color: var(--primary-dark);
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* 버튼: B09 (라운드 버튼) */
.btn {
  display: inline-block;
  padding: 0.875rem 2rem;
  background-color: var(--primary);
  color: #ffffff;
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: background-color 0.2s, transform 0.1s;
}

.btn:hover {
  background-color: var(--primary-dark);
  transform: scale(1.02);
}

/* 섹션 스타일 */
.intro,
.benefits-preview,
.cta {
  background-color: var(--bg-section);
  border-radius: 12px;
  padding: 3rem 2rem;
  margin: 2rem auto;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

.intro h2,
.benefits-preview h2,
.cta h2 {
  color: var(--primary-dark);
  margin-bottom: 1.5rem;
}

.intro p,
.benefits-preview p,
.cta p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.features {
  text-align: center;
}

.features h2 {
  color: var(--primary-dark);
  margin-bottom: 1rem;
}

.features svg {
  margin: 2rem auto 0 auto;
  display: block;
}

.cta {
  text-align: center;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.cta svg {
  margin: 1.5rem auto 0 auto;
  display: block;
}

/* 페이지 헤더 */
.page-header {
  text-align: center;
  padding: 3rem 1.5rem 2rem 1.5rem;
  background: linear-gradient(135deg, #e0f2fe 0%, #f0f9ff 100%);
  border-radius: 12px;
  margin: 2rem auto;
}

.page-header h1 {
  margin-bottom: 0.5rem;
}

.page-header p {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* 컨텐츠 섹션 */
.content-section {
  background-color: var(--bg-section);
  border-radius: 12px;
  padding: 2.5rem 2rem;
  margin: 2rem auto;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05);
}

.content-section h2 {
  color: var(--primary-dark);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary-light);
}

.content-section p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
}

.content-section svg {
  margin: 1.5rem auto 0 auto;
  display: block;
}

/* FAQ 스타일 */
.faq-item {
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.faq-item:last-child {
  border-bottom: none;
}

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

.faq-item p {
  color: var(--text-secondary);
}

/* 연락처 정보 */
.contact-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.contact-item {
  background-color: #f0f9ff;
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
}

.contact-item .icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 1rem;
}

.contact-item h3 {
  color: var(--primary-dark);
  margin-bottom: 0.5rem;
}

.contact-item p {
  color: var(--text-main);
  font-weight: 600;
  font-size: 1.05rem;
}

.text-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
  transition: color 0.2s;
}

.text-link:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Footer */
footer {
  background-color: var(--text-main);
  color: #ffffff;
  padding: 2rem 0;
  margin-top: 4rem;
}

.footer-content {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
}

.footer-content p {
  margin: 0.5rem 0;
  font-size: 0.9rem;
}

.footer-content a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-content a:hover {
  color: #ffffff;
  text-decoration: underline;
}

/* Privacy/Terms 페이지 */
.doc-container {
  max-width: 800px;
  margin: 4rem auto;
  padding: 2rem;
  text-align: center;
  background-color: var(--bg-section);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.doc-container h1 {
  margin-bottom: 1.5rem;
  color: var(--primary-dark);
}

.doc-container p {
  margin-bottom: 1rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.doc-container a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

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