:root{--build-id:"11b5374f-6253-4d77-b181-d69d992440ec";}
/* ========================================
   게우라나31 조명 - 스타일시트
   변수: L22, C07, T18, B03, N11, K03, S07, H03, F6, CS03
   ======================================== */

/* C07 색상 팔레트 */
:root {
  --primary: #2563eb;
  --bg: #f0f9ff;
  --text: #0c4a6e;
  --accent: #0ea5e9;
  --heading: var(--text);
  --link: var(--text);
  --white: #ffffff;
  --gray-light: #e0f2fe;
  --gray-medium: #7dd3fc;
  --shadow: rgba(37, 99, 235, 0.15);
}

/* F6 폰트 스택 */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

/* H03 헤딩 스타일 (반응형 clamp) */
h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  color: var(--heading);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(1.875rem, 3.75vw, 3rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.025em;
  text-transform: uppercase;
  color: var(--heading);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin-bottom: 1rem;
}

/* S07 여백 시스템 */
section {
  padding: 5.5rem 0;
}

.container {
  max-width: 1250px;
  margin: 0 auto;
  padding: 0 2rem;
}

.gap-system {
  gap: 3.25rem;
}

/* N11 네비게이션: 상단 스크롤 + 중앙 로고 + 좌우 메뉴 (대칭) */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--primary);
  color: var(--white);
  padding: 0.75rem 1.5rem;
  text-decoration: none;
  z-index: 10000;
  border-radius: 0 0 0.5rem 0;
  font-weight: 600;
}

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

header {
  background-color: var(--white);
  box-shadow: 0 2px 8px var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.3s ease;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 2rem;
  max-width: 1250px;
  margin: 0 auto;
}

.nav-left,
.nav-right {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}

.nav-left a,
.nav-right a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.3s ease;
  position: relative;
}

.nav-left a:hover,
.nav-right a:hover,
.nav-left a:focus,
.nav-right a:focus {
  color: var(--primary);
}

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

.nav-left a[aria-current="page"]::after,
.nav-right a[aria-current="page"]::after {
  content: "";
  position: absolute;
  bottom: -0.5rem;
  left: 0;
  width: 100%;
  height: 3px;
  background-color: var(--primary);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 0.375rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

.hamburger span {
  width: 1.75rem;
  height: 0.1875rem;
  background-color: var(--text);
  transition: all 0.3s ease;
  border-radius: 2px;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: rotate(45deg) translate(0.5rem, 0.5rem);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: rotate(-45deg) translate(0.5rem, -0.5rem);
}

/* B03 버튼 스타일 */
.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 ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  text-align: center;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: #1e40af;
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

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

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--primary);
  color: var(--white);
  transform: translateY(-2px);
}

/* K03 카드 스타일 */
.card {
  border-radius: 1.5rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
  padding: 2.5rem;
  background-color: var(--white);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

/* L22 레이아웃: 볼드 히어로 → 3열 아이콘 → 스토리 → 플로팅CTA */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: var(--white);
  padding: 8rem 0 6rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><circle cx="50" cy="50" r="40" fill="rgba(255,255,255,0.05)"/></svg>');
  opacity: 0.3;
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: var(--white);
  margin-bottom: 1.5rem;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.hero p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

.three-col-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3.25rem;
  margin-top: 4rem;
}

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

.icon-card .icon {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  display: block;
}

.story-section {
  background-color: var(--white);
}

.story-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.story-image {
  width: 100%;
  height: auto;
  border-radius: 1rem;
  box-shadow: 0 8px 24px var(--shadow);
}

/* 플로팅 CTA */
.floating-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-10px);
  }
}

/* Q&A 스타일 (CS03) */
.qa-item {
  margin-bottom: 2.5rem;
  padding: 2rem;
  background-color: var(--white);
  border-radius: 1rem;
  border-left: 4px solid var(--primary);
}

.qa-question {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
}

.qa-answer {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text);
}

/* 푸터 */
footer {
  background-color: var(--text);
  color: var(--white);
  padding: 3rem 0 2rem;
  margin-top: 5.5rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  color: var(--white);
  margin-bottom: 1.25rem;
  font-size: 1.125rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.75rem;
}

.footer-section a {
  color: var(--gray-medium);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-section a:hover,
.footer-section a:focus {
  color: var(--white);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--gray-medium);
  font-size: 0.9375rem;
}

/* 반응형 */
@media (max-width: 768px) {
  .nav-left,
  .nav-right {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100vh;
    background-color: var(--white);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transition: left 0.3s ease;
    box-shadow: 2px 0 8px var(--shadow);
  }

  .nav-left.active,
  .nav-right.active {
    left: 0;
  }

  .nav-right {
    left: auto;
    right: -100%;
  }

  .nav-right.active {
    right: 0;
    left: auto;
  }

  .logo {
    position: static;
    transform: none;
  }

  .hamburger {
    display: flex;
  }

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

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

  section {
    padding: 3.5rem 0;
  }

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

/* 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;
}

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

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

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

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