:root{--build-id:"0c0e3192-aba5-4657-9cbf-af76b66d0c42";}
/* 가비비나98 조명 - 정적 HTML 사이트 */
/* 변수: L23, C11, T20, B05, N13, K05, S09, H05, F7, CS05 */

:root {
  /* C11 색상 팔레트 */
  --primary: #0f766e;
  --bg: #f0fdfa;
  --text: #134e4a;
  --accent: #115e59;
  --heading: var(--text);
  --link: var(--text);
  --border: #e5e7eb;
  --card-bg: #ffffff;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* F7 폰트 스택 */
body {
  font-family: system-ui, "Noto Sans KR", "Malgun Gothic", -apple-system, "Segoe UI", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: 0em;
  color: var(--text);
  background-color: var(--bg);
}

/* S09 여백 시스템 */
.container {
  max-width: 1450px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 6.5rem 0;
}

.section-gap {
  gap: 4.5rem;
}

/* H05 헤딩 스타일 */
h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.015em;
  color: var(--heading);
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--heading);
  margin-bottom: 2rem;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.875rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: 0;
  color: var(--heading);
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--link);
  text-decoration: none;
}

/* N13 네비게이션 */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(240, 253, 250, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--border);
}

.nav-container {
  max-width: 1450px;
  margin: 0 auto;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 3rem;
}

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

.nav-menu {
  display: flex;
  gap: 2.5rem;
  list-style: none;
}

.nav-menu a {
  font-weight: 500;
  transition: color 0.3s;
  position: relative;
}

.nav-menu a:hover {
  color: var(--primary);
}

.nav-menu a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
}

/* B05 버튼 스타일 */
.nav-cta {
  border-radius: 0;
  padding: 1.25rem 3rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--primary);
  color: white;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}

.nav-cta:hover {
  background: var(--accent);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 0.375rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.hamburger span {
  width: 1.5rem;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--primary);
  color: white;
  padding: 0.75rem 1.5rem;
  z-index: 2000;
  font-weight: 600;
}

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

/* L23 레이아웃: 소프트 히어로 */
.hero {
  padding-top: 10rem;
  padding-bottom: 6.5rem;
  text-align: center;
}

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

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

.hero p {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text);
  opacity: 0.9;
  margin-bottom: 2.5rem;
}

.hero-cta {
  display: inline-block;
  border-radius: 0;
  padding: 1.25rem 3rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--primary);
  color: white;
  transition: background 0.3s;
}

.hero-cta:hover {
  background: var(--accent);
}

/* K05 카드 스타일 */
.card {
  border: 2px solid var(--border);
  border-radius: 0.5rem;
  padding: 2rem;
  background: var(--card-bg);
  transition: border-color 0.3s;
}

.card:hover {
  border-color: var(--primary);
}

/* CS05 비교형 리스트 */
.comparison-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  list-style: none;
}

.comparison-item {
  border: 2px solid var(--border);
  border-radius: 0.5rem;
  padding: 2rem;
  background: var(--card-bg);
}

.comparison-item h3 {
  color: var(--primary);
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--border);
}

.comparison-item ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.comparison-item li {
  padding-left: 1.5rem;
  position: relative;
}

.comparison-item li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

/* 그리드 레이아웃 */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 3rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2.5rem;
}

/* 인라인 CTA */
.inline-cta {
  display: inline-block;
  border-radius: 0;
  padding: 1.25rem 3rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  background: var(--primary);
  color: white;
  transition: background 0.3s;
  margin-top: 2rem;
}

.inline-cta:hover {
  background: var(--accent);
}

/* 아이콘 */
.icon {
  display: inline-block;
  margin-right: 0.5rem;
}

/* SVG 스타일 */
.svg-icon {
  width: 100%;
  height: auto;
  max-width: 400px;
  margin: 2rem auto;
  display: block;
}

/* 푸터 */
.footer {
  background: var(--text);
  color: white;
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer h3 {
  color: white;
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  transition: color 0.3s;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.7);
}

/* 반응형 */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
  }

  .nav-cta {
    display: none;
  }

  .hamburger {
    display: flex;
  }

  section {
    padding: 4rem 0;
  }

  .hero {
    padding-top: 8rem;
    padding-bottom: 4rem;
  }

  .grid-2,
  .grid-3,
  .comparison-list {
    grid-template-columns: 1fr;
  }
}

/* 접근성 */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

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