:root{--build-id:"68f1bf41-ee7a-4681-bd14-4dd23425a2a3";}
/* 색상 팔레트 C37 */
:root {
  --primary: #27272a;
  --bg: #f4f4f5;
  --text: #18181b;
  --accent: #71717a;
  --heading: var(--text);
  --link: var(--text);
}

/* 폰트 F5 */
body {
  font-family: Roboto, "Noto Sans KR", "Malgun Gothic", "Segoe UI", -apple-system, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: 0em;
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

/* 헤딩 H08 */
h1 {
  font-size: clamp(2.25rem, 3.6vw + 1rem, 4.5rem);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--heading);
  margin: 0 0 1.5rem 0;
}

h2 {
  font-size: clamp(1.69rem, 2.7vw + 0.75rem, 3.38rem);
  font-weight: 900;
  line-height: 1.0;
  letter-spacing: -0.04em;
  color: var(--heading);
  margin: 0 0 1.25rem 0;
}

h3 {
  font-size: clamp(1.35rem, 2.16vw + 0.6rem, 2.7rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.04em;
  color: var(--heading);
  margin: 0 0 1rem 0;
}

/* 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;
}

/* 네비게이션 N07 */
header {
  background: var(--bg);
  border-bottom: 1px solid #e4e4e7;
  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 {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 2rem;
}

nav a {
  color: var(--link);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s;
}

nav a:hover,
nav a[aria-current="page"] {
  color: var(--primary);
  font-weight: 700;
}

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

  nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid #e4e4e7;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s;
  }

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

  nav ul {
    flex-direction: column;
    padding: 1rem 2rem;
    gap: 1rem;
  }
}

/* 여백 시스템 S11 */
section {
  padding: 5.75rem 0;
}

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

.gap {
  gap: 3.75rem;
}

/* 버튼 B03 */
.btn {
  display: inline-block;
  border-radius: 9999px;
  padding: 1.25rem 3rem;
  font-weight: 700;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  text-decoration: none;
  transition: all 0.3s;
  background: var(--primary);
  color: #fff;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

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

/* 카드 K13 */
.card {
  border-radius: 0.5rem;
  box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.1);
  padding: 2rem;
  background: #fff;
  transition: transform 0.3s;
}

.card:hover {
  transform: translate(-2px, -2px);
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.15);
}

/* 레이아웃 L12 */
.hero {
  background: linear-gradient(135deg, rgba(39, 39, 42, 0.95) 0%, rgba(39, 39, 42, 0.85) 100%),
    url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 600"><rect fill="%2327272A" width="1200" height="600"/><circle cx="200" cy="150" r="80" fill="%2371717A" opacity="0.1"/><circle cx="900" cy="400" r="120" fill="%2371717A" opacity="0.1"/><circle cx="600" cy="300" r="100" fill="%2371717A" opacity="0.15"/></svg>');
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 8rem 0;
  text-align: center;
}

.hero h1 {
  color: #fff;
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.icon-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin: 4rem 0;
}

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

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

.case-study {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
  margin: 4rem 0;
}

.cta-section {
  background: var(--primary);
  color: #fff;
  text-align: center;
  padding: 5rem 2rem;
}

.cta-section h2 {
  color: #fff;
}

/* 푸터 */
footer {
  background: var(--primary);
  color: #fff;
  padding: 3rem 0 1.5rem;
  text-align: center;
}

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

.footer-links a {
  color: #fff;
  text-decoration: none;
  font-size: 0.9rem;
}

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

.footer-info {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.footer-copyright {
  font-size: 0.85rem;
  opacity: 0.8;
}

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

.doc-container h1 {
  margin-bottom: 2rem;
}

.doc-container p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.doc-container a {
  color: var(--primary);
  text-decoration: underline;
}

/* 반응형 */
@media (max-width: 768px) {
  section {
    padding: 3rem 0;
  }

  .hero {
    padding: 5rem 0;
  }

  .icon-grid,
  .case-study {
    grid-template-columns: 1fr;
  }
}