:root{--build-id:"2ffdc752-88c6-46c7-aa7f-b47227c6498f";}
@charset "UTF-8";

/* ========================================
   CSS 변수 (C28 - 인디고 팔레트)
   ======================================== */
:root {
  --primary: #4f46e5;
  --bg: #e0e7ff;
  --text: #3730a3;
  --accent: #6366f1;
  --heading: var(--text);
  --link: var(--text);
  --white: #ffffff;
  --gray-light: #f3f4f6;
  --gray-medium: #9ca3af;
  --gray-dark: #374151;
  --border: #d1d5db;
}

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

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;
  color: var(--text);
  background-color: var(--bg);
}

/* ========================================
   헤딩 스타일 (H14 - 밑줄 장식)
   ======================================== */
h1 {
  font-size: clamp(2.5rem, 5vw, 3.625rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-decoration: underline;
  color: var(--heading);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(1.875rem, 4vw, 2.719rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.015em;
  color: var(--heading);
  margin-bottom: 1.25rem;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.039rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--heading);
  margin-bottom: 1rem;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--link);
  text-decoration: none;
  transition: color 0.3s ease;
}

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

a:focus-visible {
  outline: 3px solid #0066cc;
  outline-offset: 2px;
}

/* ========================================
   Skip Link (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;
}

/* ========================================
   헤더 및 네비게이션 (N09 - 중앙 검색)
   ======================================== */
header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.header-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  white-space: nowrap;
}

.search-box {
  flex: 0 1 300px;
  padding: 0.5rem 1rem;
  background: var(--gray-light);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.search-icon {
  font-size: 1.25rem;
}

.menu-checkbox {
  display: none;
}

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

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

nav a {
  font-weight: 500;
  color: var(--text);
  transition: color 0.3s ease;
}

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

@media (max-width: 768px) {
  .header-container {
    flex-wrap: wrap;
  }

  .search-box {
    order: 3;
    flex: 1 1 100%;
  }

  .menu-toggle {
    display: block;
  }

  nav {
    order: 4;
    flex: 1 1 100%;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }

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

  nav ul {
    flex-direction: column;
    gap: 1rem;
    padding: 1rem 0;
  }
}

/* ========================================
   컨테이너 (S01 - 1280px)
   ======================================== */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

section {
  padding: 5rem 0;
}

/* ========================================
   히어로 섹션 (L07 - 오버레이)
   ======================================== */
.hero-overlay {
  position: relative;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: var(--white);
  padding: 8rem 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4rem;
  overflow: hidden;
}

.hero-content {
  max-width: 600px;
  z-index: 2;
}

.hero-overlay h1 {
  color: var(--white);
  text-decoration: none;
  margin-bottom: 1.5rem;
}

.hero-description {
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.95);
}

.hero-visual {
  max-width: 400px;
  width: 100%;
  height: auto;
  z-index: 1;
}

@media (max-width: 768px) {
  .hero-overlay {
    flex-direction: column;
    padding: 5rem 2rem;
  }

  .hero-visual {
    max-width: 300px;
  }
}

/* ========================================
   버튼 스타일 (B14 - 스큐 변형)
   ======================================== */
.cta-button {
  display: inline-block;
  background: var(--white);
  color: var(--primary);
  border-radius: 0.25rem;
  padding: 1rem 2rem;
  font-weight: 600;
  transform: skew(-5deg);
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
}

.cta-button:hover {
  background: var(--primary);
  color: var(--white);
  transform: skew(-5deg) translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.cta-button.floating {
  background: var(--primary);
  color: var(--white);
}

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

/* ========================================
   섹션 스타일
   ======================================== */
.intro-section,
.features-section,
.usage-section,
.content-section {
  background: var(--white);
}

.content-section.alt-bg {
  background: var(--gray-light);
}

.page-header {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: var(--white);
  padding: 5rem 2rem 3rem;
  text-align: center;
}

.page-header h1 {
  color: var(--white);
  text-decoration: none;
}

.page-intro {
  font-size: 1.125rem;
  line-height: 1.7;
  max-width: 800px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.95);
}

/* ========================================
   카드 스타일 (K14 - 비대칭 라운드)
   ======================================== */
.card-slider {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 3rem;
  margin-top: 3rem;
}

.feature-card,
.contact-card {
  background: var(--white);
  border-radius: 1rem 0 1rem 0;
  border: 2px solid var(--primary);
  padding: 1.75rem;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.feature-card:hover,
.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(79, 70, 229, 0.15);
}

.card-icon,
.contact-icon,
.feature-icon-large {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-icon-large {
  font-size: 3.5rem;
  text-align: center;
}

/* ========================================
   FAQ 섹션
   ======================================== */
.faq-section {
  background: var(--white);
}

.faq-item {
  background: var(--gray-light);
  border-radius: 1rem 0 1rem 0;
  border: 2px solid var(--border);
  padding: 1.75rem;
  margin-bottom: 2rem;
}

.faq-item h2 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--primary);
}

/* ========================================
   연락처 섹션
   ======================================== */
.contact-section {
  background: var(--white);
}

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

.contact-desc {
  font-size: 0.95rem;
  color: var(--gray-dark);
  margin-top: 0.5rem;
}

.contact-message {
  background: var(--gray-light);
  border-radius: 1rem 0 1rem 0;
  border: 2px solid var(--primary);
  padding: 2rem;
  text-align: center;
}

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

.cta-content h2 {
  color: var(--white);
  margin-bottom: 1rem;
}

.cta-content p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: rgba(255, 255, 255, 0.95);
}

/* ========================================
   특징 상세 페이지
   ======================================== */
.feature-detail {
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

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

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.footer-brand strong {
  font-size: 1.25rem;
  display: block;
  margin-bottom: 0.5rem;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

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

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

.footer-contact p {
  margin-bottom: 0.5rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ========================================
   문서 컨테이너 (Privacy/Terms)
   ======================================== */
.doc-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem;
  text-align: center;
  background: var(--white);
  min-height: 60vh;
}

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

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

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

  .card-slider {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-info {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .footer-nav {
    align-items: center;
  }
}