:root{--build-id:"f9abc6f1-2cf8-4b3e-a799-9b49af7d4b3c";}
/* 색상 팔레트 C28 */
:root {
  --primary: #4f46e5;
  --bg: #e0e7ff;
  --text: #3730a3;
  --accent: #6366f1;
  --heading: var(--text);
  --link: var(--text);
}

/* 폰트 F5 */
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;
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
}

/* 헤딩 H14 */
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: 0 0 1.5rem 0;
}

h2 {
  font-size: clamp(1.875rem, 4vw, 2.719rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin: 0 0 1.25rem 0;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.039rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--heading);
  margin: 0 0 1rem 0;
}

/* 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;
}

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

/* 네비게이션 N09 */
header {
  background: rgba(224, 231, 255, 0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(79, 70, 229, 0.1);
}

.header-container {
  max-width: 1450px;
  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);
  text-decoration: none;
  flex-shrink: 0;
}

.search-box {
  flex: 1;
  max-width: 400px;
  display: none;
}

.search-box input {
  width: 100%;
  padding: 0.5rem 1rem;
  border: 2px solid var(--primary);
  border-radius: 0.5rem;
  font-size: 0.875rem;
  background: white;
}

.menu-checkbox {
  display: none;
}

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

nav {
  position: fixed;
  top: 0;
  right: -100%;
  width: 280px;
  height: 100vh;
  background: white;
  box-shadow: -4px 0 12px rgba(0, 0, 0, 0.1);
  transition: right 0.3s ease;
  z-index: 100;
  overflow-y: auto;
}

.menu-checkbox:checked ~ nav {
  right: 0;
}

nav ul {
  list-style: none;
  padding: 4rem 0 2rem 0;
  margin: 0;
}

nav li {
  margin: 0;
}

nav a {
  display: block;
  padding: 1rem 2rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: background 0.2s;
}

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

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

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

.section-gap {
  display: flex;
  flex-direction: column;
  gap: 4.5rem;
}

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

.btn span {
  display: inline-block;
  transform: skew(5deg);
}

.btn:hover {
  background: var(--accent);
  transform: skew(-5deg) translateY(-2px);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

/* 카드 K14 */
.card {
  border-radius: 1rem 0 1rem 0;
  border: 2px solid var(--primary);
  padding: 1.75rem;
  background: white;
  transition: transform 0.3s;
}

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

/* 레이아웃 L17 */
.hero {
  background: linear-gradient(135deg, #e0e7ff 0%, #c7d2fe 100%);
  padding: 8rem 0 6rem 0;
  text-align: center;
}

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

.hero-illustration {
  margin: 3rem 0;
  display: flex;
  justify-content: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.features-5col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

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

.cta-section {
  background: var(--primary);
  color: white;
  text-align: center;
  padding: 5rem 2rem;
  border-radius: 1rem;
}

.cta-section h2 {
  color: white;
}

/* Footer */
footer {
  background: var(--primary);
  color: white;
  padding: 3rem 0 2rem 0;
  margin-top: 6rem;
}

.footer-content {
  max-width: 1450px;
  margin: 0 auto;
  padding: 0 2rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.footer-section h3 {
  color: white;
  margin-bottom: 1rem;
}

.footer-section a {
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  display: block;
  margin: 0.5rem 0;
}

.footer-section a:hover {
  color: white;
  text-decoration: underline;
}

.footer-bottom {
  text-align: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  font-size: 0.875rem;
}

/* Privacy/Terms */
.doc-container {
  max-width: 800px;
  margin: 0 auto;
  padding: 4rem 2rem;
  text-align: center;
}

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

  nav {
    position: static;
    width: auto;
    height: auto;
    background: transparent;
    box-shadow: none;
    overflow: visible;
  }

  nav ul {
    display: flex;
    padding: 0;
    gap: 0.5rem;
  }

  nav a {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
  }

  .search-box {
    display: block;
  }
}

@media (max-width: 767px) {
  section {
    padding: 4rem 0;
  }

  .section-gap {
    gap: 3rem;
  }

  .hero {
    padding: 5rem 0 4rem 0;
  }
}