:root{--build-id:"a223247e-493d-458d-adac-91642acd74b5";}
/* ========================================
   카토노라60 - 정적 HTML 스타일시트
   변수: L30, C37, T04, B19, N03, K19, S11, H19, F2, CS19
   ======================================== */

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

/* C37: 색상 팔레트 */
:root {
  --primary: #27272a;
  --bg: #f4f4f5;
  --text: #18181b;
  --accent: #71717a;
  --heading: #18181b;
  --link: #18181b;
  --border: #e5e7eb;
  --card-bg: #ffffff;
}

/* F2: 폰트 스택 - Apple Wide */
body {
  font-family: -apple-system, "Noto Sans KR", "Malgun Gothic", "Segoe UI", Arial, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  letter-spacing: 0em;
  color: var(--text);
  background-color: var(--bg);
}

/* H19: 헤딩 스타일 */
h1 {
  font-size: clamp(2.5rem, 5vw, 4.125rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.025em;
  color: var(--heading);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.875rem, 4vw, 3.094rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--heading);
  margin-bottom: 1rem;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.32rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  color: var(--heading);
  margin-bottom: 0.75rem;
}

/* 접근성 - Skip Link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: #000;
  color: #fff;
  padding: 8px 16px;
  text-decoration: none;
  z-index: 100;
  border-radius: 0 0 4px 0;
}

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

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

/* N03: 네비게이션 - 상단 스크롤 + 우측 로고 + 좌측 메뉴 */
header {
  background-color: var(--card-bg);
  border-bottom: 1px solid var(--border);
  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;
  gap: 2rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  order: 2;
}

.logo:hover {
  color: var(--accent);
}

.menu-checkbox {
  display: none;
}

.menu-toggle {
  display: none;
  font-size: 1.75rem;
  cursor: pointer;
  color: var(--primary);
  order: 1;
}

nav {
  order: 1;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
}

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

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

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

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

  .menu-checkbox:checked ~ nav {
    max-height: 300px;
  }

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

/* S11: 여백 시스템 */
.container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 5.75rem 0;
}

/* B19: 버튼 스타일 */
.btn {
  display: inline-block;
  border-radius: 0.375rem;
  padding: 0.75rem 1.5rem;
  font-weight: 500;
  font-size: 0.875rem;
  text-decoration: none;
  transition: all 0.2s;
  border: none;
  cursor: pointer;
}

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

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

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

.btn-secondary:hover {
  background-color: var(--primary);
  color: #ffffff;
}

/* L30: 레이아웃 - 인터랙티브 히어로 → 슬라이더 → 비교 → 중앙CTA */
.hero {
  background: linear-gradient(135deg, var(--bg) 0%, var(--card-bg) 100%);
  padding: 8rem 0 6rem;
}

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

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

.hero-text {
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--text);
  margin-bottom: 2rem;
}

.hero-cta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero-visual svg {
  width: 100%;
  height: auto;
  max-width: 400px;
  margin: 0 auto;
  display: block;
}

@media (max-width: 768px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .hero {
    padding: 4rem 0 3rem;
  }
}

/* 소개 섹션 */
.intro {
  background-color: var(--card-bg);
}

.intro h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.intro-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3.75rem;
}

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

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

.intro-item h3 {
  margin-bottom: 1rem;
}

.intro-item p {
  color: var(--text);
  line-height: 1.65;
}

/* K19: 카드 스타일 */
.features {
  background-color: var(--bg);
}

.features h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.features-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3.75rem;
}

.feature-card {
  border-radius: 0.25rem;
  background: #f9fafb;
  padding: 1.5rem;
  text-align: center;
}

.feature-card h3 {
  margin-bottom: 1rem;
}

.feature-card p {
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.feature-card svg {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

/* 프로세스 섹션 */
.process {
  background-color: var(--card-bg);
}

.process h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.process-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3.75rem;
}

.process-step {
  position: relative;
  padding-left: 3rem;
}

.step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 2rem;
  height: 2rem;
  background-color: var(--primary);
  color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
}

.process-step h3 {
  margin-bottom: 0.75rem;
}

.process-step p {
  color: var(--text);
  line-height: 1.65;
}

/* 커밋먼트 섹션 */
.commitment {
  background-color: var(--bg);
}

.commitment h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.commitment-content {
  max-width: 900px;
  margin: 0 auto;
}

.commitment-content p {
  margin-bottom: 1.5rem;
  line-height: 1.75;
  color: var(--text);
}

/* CTA 섹션 */
.cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #ffffff;
  text-align: center;
}

.cta h2 {
  color: #ffffff;
  margin-bottom: 1rem;
}

.cta p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  line-height: 1.75;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.cta .btn-primary {
  background-color: #ffffff;
  color: var(--primary);
}

.cta .btn-primary:hover {
  background-color: var(--bg);
}

.cta .btn-secondary {
  border-color: #ffffff;
  color: #ffffff;
}

.cta .btn-secondary:hover {
  background-color: #ffffff;
  color: var(--primary);
}

/* About 페이지 */
.page-header {
  background: linear-gradient(135deg, var(--bg) 0%, var(--card-bg) 100%);
  padding: 6rem 0 4rem;
  text-align: center;
}

.page-subtitle {
  font-size: 1.25rem;
  color: var(--accent);
  margin-top: 1rem;
}

.about-intro {
  background-color: var(--card-bg);
}

.about-content p {
  margin-bottom: 1.5rem;
  line-height: 1.75;
  color: var(--text);
}

.about-philosophy {
  background-color: var(--bg);
}

.about-philosophy h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3.75rem;
}

.philosophy-card {
  border-radius: 0.25rem;
  background: #f9fafb;
  padding: 1.5rem;
  text-align: center;
}

.philosophy-card h3 {
  margin-bottom: 1rem;
}

.philosophy-card p {
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

.philosophy-card svg {
  width: 100px;
  height: 100px;
  margin: 0 auto;
}

.about-process {
  background-color: var(--card-bg);
}

.about-process h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.process-detail {
  display: grid;
  gap: 3.75rem;
}

.process-item h3 {
  margin-bottom: 1rem;
  color: var(--primary);
}

.process-item p {
  color: var(--text);
  line-height: 1.75;
}

.about-commitment {
  background-color: var(--bg);
}

.about-commitment h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.commitment-list {
  display: grid;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.commitment-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.commitment-icon {
  font-size: 1.5rem;
  color: var(--primary);
  font-weight: 700;
  flex-shrink: 0;
}

.commitment-item p {
  color: var(--text);
  line-height: 1.65;
}

/* Contact 페이지 */
.contact-info {
  background-color: var(--card-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3.75rem;
}

.contact-card {
  border-radius: 0.25rem;
  background: #f9fafb;
  padding: 1.5rem;
  text-align: center;
}

.contact-icon {
  margin-bottom: 1.5rem;
}

.contact-icon svg {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

.contact-card h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.contact-detail {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1rem;
}

.contact-card p {
  color: var(--text);
  line-height: 1.65;
}

.contact-message {
  background-color: var(--bg);
}

.contact-message h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.message-content {
  max-width: 900px;
  margin: 0 auto;
}

.message-content p {
  margin-bottom: 1.5rem;
  line-height: 1.75;
  color: var(--text);
}

/* Privacy/Terms */
.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: 1.75;
}

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

.doc-container a:hover {
  color: var(--accent);
}

/* Footer */
footer {
  background-color: var(--primary);
  color: #ffffff;
  padding: 3rem 0 1.5rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
}

.footer-nav ul,
.footer-legal ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav a,
.footer-legal a {
  color: #ffffff;
  text-decoration: none;
  transition: color 0.2s;
}

.footer-nav a:hover,
.footer-legal a:hover {
  color: var(--accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 1.5rem;
  text-align: center;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.8);
}

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

  .container {
    padding: 0 1.5rem;
  }

  .hero {
    padding: 3rem 0 2rem;
  }

  .intro-grid,
  .features-content,
  .process-timeline,
  .philosophy-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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