:root{--build-id:"87efd1ce-d1cd-4066-8ae7-f7fe41c673fa";}
/* 기본 리셋 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* CSS 변수 - C17 오렌지 팔레트 */
:root {
  --primary: #ea580c;
  --bg: #fff7ed;
  --text: #431407;
  --accent: #f97316;
  --heading: #431407;
  --link: #431407;
}

/* F5 폰트 스택 */
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;
  background-color: var(--bg);
  color: var(--text);
}

/* H09 헤딩 스타일 */
h1 {
  font-size: 3rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.01em;
  font-style: italic;
  color: var(--heading);
}

h2 {
  font-size: 2.25rem;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.008em;
  color: var(--heading);
}

h3 {
  font-size: 1.688rem;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--heading);
}

/* S09 섹션 여백 */
section {
  padding: 6.5rem 0;
}

.container {
  max-width: 1450px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* N09 네비게이션 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 247, 237, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid rgba(234, 88, 12, 0.1);
}

.nav-container {
  max-width: 1450px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

.nav-search {
  flex: 0 0 300px;
  margin: 0 2rem;
}

.nav-search input {
  width: 100%;
  padding: 0.5rem 1rem;
  border: 1px solid rgba(234, 88, 12, 0.2);
  border-radius: 0.5rem;
  background: white;
  font-size: 0.875rem;
}

.nav-menu {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

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

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

.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: var(--primary);
  transition: all 0.3s;
}

/* B09 버튼 스타일 */
.btn {
  display: inline-block;
  border-radius: 0.5rem;
  padding: 1rem 2rem;
  font-weight: 600;
  background-color: var(--primary);
  color: white;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
}

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

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

.btn-outline:hover {
  background: var(--primary);
  color: white;
}

/* K09 카드 스타일 */
.card {
  background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
  border-radius: 1rem;
  padding: 2rem;
  transition: transform 0.3s;
}

.card:hover {
  transform: translateY(-4px);
}

/* L05 레이아웃 - 슬라이드형 히어로 */
.hero {
  padding-top: 8rem;
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--bg) 0%, #ffedd5 100%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4.5rem;
  align-items: center;
}

/* 탭 구조 */
.tabs {
  display: flex;
  gap: 1rem;
  border-bottom: 2px solid rgba(234, 88, 12, 0.2);
  margin-bottom: 2rem;
}

.tab-btn {
  padding: 1rem 2rem;
  background: none;
  border: none;
  border-bottom: 3px solid transparent;
  cursor: pointer;
  font-weight: 600;
  color: var(--text);
  transition: all 0.3s;
}

.tab-btn.active {
  border-bottom-color: var(--primary);
  color: var(--primary);
}

/* 2열 그리드 */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4.5rem;
}

/* 스티키 CTA */
.sticky-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
}

/* 푸터 */
.footer {
  background: #431407;
  color: #fff7ed;
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 4.5rem;
  margin-bottom: 2rem;
}

.footer-links {
  list-style: none;
}

.footer-links a {
  color: #fff7ed;
  text-decoration: none;
  line-height: 2;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 247, 237, 0.2);
  font-size: 0.875rem;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: 0.5rem 1rem;
  text-decoration: none;
  z-index: 10000;
}

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

/* 반응형 */
@media (max-width: 768px) {
  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  section {
    padding: 3rem 0;
  }

  .container {
    padding: 0 1rem;
  }

  .nav-search {
    display: none;
  }

  .nav-menu {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  .hero-content,
  .grid-2,
  .grid-3,
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .sticky-cta {
    bottom: 1rem;
    right: 1rem;
  }
}

/* 접근성 */
:focus-visible {
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* 유틸리티 */
.text-center {
  text-align: center;
}

.mb-2 {
  margin-bottom: 2rem;
}

.mb-4 {
  margin-bottom: 4.5rem;
}

.mt-4 {
  margin-top: 4.5rem;
}