:root{--build-id:"777f0058-3a4c-4685-a7e4-13eb65402f60";}
/* ============================================
   CSS Reset & Base Styles
   ============================================ */

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

:root {
  --primary: #1e40af;
  --bg: #eff6ff;
  --text: #1e3a8a;
  --accent: #60a5fa;
  --heading: var(--text);
  --link: var(--text);
}

body {
  font-family: "Segoe UI", "Malgun Gothic", "Noto Sans KR", -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);
}

/* ============================================
   Typography
   ============================================ */

h1 {
  font-size: clamp(2rem, 5vw + 1rem, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--heading);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: clamp(1.5rem, 3vw + 0.75rem, 2.25rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.008em;
  color: var(--heading);
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem);
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.005em;
  color: var(--heading);
  margin-top: 2rem;
  margin-bottom: 1rem;
}

h4 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--heading);
  margin-bottom: 0.75rem;
}

p {
  margin-bottom: 1.25rem;
}

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

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

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

/* ============================================
   Skip Link
   ============================================ */

.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;
}

/* ============================================
   Header & Navigation
   ============================================ */

header {
  background-color: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid rgba(30, 58, 138, 0.1);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(8px);
}

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

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

.menu-checkbox {
  display: none;
}

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

nav ul {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

nav a {
  font-weight: 500;
  color: var(--text);
  transition: color 0.2s;
}

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

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

  nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 70%;
    height: 100vh;
    background-color: rgba(255, 255, 255, 0.98);
    transition: right 0.3s;
    padding: 5rem 2rem 2rem;
    box-shadow: -2px 0 8px rgba(0, 0, 0, 0.1);
  }

  nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 2rem;
  }

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

  .menu-checkbox:checked ~ .menu-toggle::before {
    content: "✕";
  }
}

/* ============================================
   Layout
   ============================================ */

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

section {
  padding: 6.5rem 0;
}

/* ============================================
   Hero Section
   ============================================ */

.hero {
  background: linear-gradient(135deg, var(--bg) 0%, rgba(96, 165, 250, 0.1) 100%);
  border-bottom: 1px solid rgba(30, 58, 138, 0.1);
}

.hero-content {
  max-width: 900px;
  text-align: center;
  margin: 0 auto;
}

.hero h1 {
  margin-bottom: 2rem;
}

.hero p {
  font-size: 1.125rem;
  line-height: 1.75;
  margin-bottom: 1.75rem;
}

/* ============================================
   Two Column Grid
   ============================================ */

.two-col-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 4.5rem;
  align-items: center;
  margin-top: 3rem;
}

@media (max-width: 768px) {
  .two-col-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

.text-block {
  padding: 1.5rem 0;
}

.image-placeholder {
  width: 100%;
  height: auto;
}

/* ============================================
   Three Column Grid
   ============================================ */

.three-col-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4.5rem;
  margin-top: 3rem;
}

@media (max-width: 1024px) {
  .three-col-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .three-col-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   Feature Card (K02)
   ============================================ */

.feature-card {
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  background-color: white;
  transition: transform 0.2s, box-shadow 0.2s;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
}

.feature-card .icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin-top: 0;
  margin-bottom: 1rem;
}

/* ============================================
   Process Steps
   ============================================ */

.process-steps {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 4.5rem;
}

.step-item {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.step-number {
  flex-shrink: 0;
  width: 80px;
  height: 80px;
  border-radius: 0.5rem;
  background-color: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
}

.step-item h3 {
  margin-top: 0;
}

@media (max-width: 640px) {
  .step-item {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* ============================================
   CTA Section
   ============================================ */

.cta-section {
  background: linear-gradient(135deg, rgba(30, 64, 175, 0.05) 0%, rgba(96, 165, 250, 0.1) 100%);
}

.cta-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.cta-content p {
  font-size: 1.125rem;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}

.cta-buttons {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   Buttons (B02)
   ============================================ */

.btn {
  display: inline-block;
  border-radius: 9999px;
  padding: 0.875rem 2rem;
  font-weight: 500;
  border: 2px solid;
  transition: all 0.2s;
  cursor: pointer;
}

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

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

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

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

/* ============================================
   Page Header
   ============================================ */

.page-header {
  background: linear-gradient(135deg, var(--bg) 0%, rgba(96, 165, 250, 0.1) 100%);
  padding: 4rem 0 3rem;
  text-align: center;
  border-bottom: 1px solid rgba(30, 58, 138, 0.1);
}

.page-header h1 {
  margin-bottom: 0.75rem;
}

.page-header p {
  font-size: 1.125rem;
  color: var(--accent);
  margin-bottom: 0;
}

/* ============================================
   Content Section
   ============================================ */

.content-section {
  padding: 5rem 0;
}

.content-section h2:first-child {
  margin-top: 0;
}

/* ============================================
   FAQ Section
   ============================================ */

.faq-list {
  max-width: 900px;
  margin: 3rem auto 0;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.faq-item {
  border-radius: 0.5rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  padding: 1.5rem;
  background-color: white;
}

.faq-item h3 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--primary);
}

.faq-item p {
  margin-bottom: 0;
}

/* ============================================
   Contact Section
   ============================================ */

.contact-info {
  max-width: 900px;
  margin: 0 auto;
}

.contact-details {
  margin: 3rem 0;
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.contact-item {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
}

.contact-icon {
  flex-shrink: 0;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.contact-text h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.contact-text p {
  margin-bottom: 0.75rem;
}

.contact-text p:last-child {
  margin-bottom: 0;
}

.contact-message {
  background-color: rgba(30, 64, 175, 0.05);
  border-radius: 0.5rem;
  padding: 2rem;
  margin-top: 3rem;
}

.contact-message h3 {
  margin-top: 0;
}

.contact-message p {
  margin-bottom: 0;
}

@media (max-width: 640px) {
  .contact-item {
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* ============================================
   Footer
   ============================================ */

footer {
  background-color: rgba(30, 64, 175, 0.03);
  border-top: 1px solid rgba(30, 58, 138, 0.1);
  padding: 4rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4rem;
  margin-bottom: 3rem;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}

.footer-brand h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
  color: var(--primary);
}

.footer-brand p {
  margin-bottom: 0;
  color: var(--text);
}

.footer-links h4,
.footer-contact h4 {
  margin-top: 0;
  margin-bottom: 1rem;
  color: var(--primary);
}

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

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

.footer-contact p {
  margin-bottom: 0.75rem;
}

.footer-bottom {
  border-top: 1px solid rgba(30, 58, 138, 0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-bottom p {
  margin-bottom: 0;
}

.footer-legal {
  display: flex;
  gap: 2rem;
}

@media (max-width: 640px) {
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}

/* ============================================
   Document Container (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;
}

.doc-container p:last-child {
  margin-bottom: 0;
}

/* ============================================
   Accessibility
   ============================================ */

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

/* ============================================
   Utility Classes
   ============================================ */

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

.intro-section,
.features-section,
.process-section {
  background-color: white;
}

.features-section {
  background: linear-gradient(180deg, white 0%, rgba(239, 246, 255, 0.3) 100%);
}