:root{--build-id:"cfc6f3bf-9255-45a1-bd41-1732babe581c";}
/* Reset & Base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #3b82f6;
  --bg: #dbeafe;
  --text: #1e3a8a;
  --accent: #60a5fa;
  --heading: #1e3a8a;
  --link: #1e3a8a;
  --white: #ffffff;
  --gray-light: #f3f4f6;
  --gray-mid: #9ca3af;
  --gray-dark: #374151;
}

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(--white);
}

/* 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;
}

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

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--heading);
  margin-bottom: 1rem;
}

h1 {
  font-size: 4rem;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}

h2 {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  text-transform: uppercase;
}

h3 {
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

p {
  margin-bottom: 1rem;
}

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

a:hover {
  opacity: 0.8;
}

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

/* Header */
header {
  position: sticky;
  top: 0;
  background-color: var(--white);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  z-index: 50;
}

.header-container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  order: 2;
}

nav {
  order: 1;
}

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

nav ul li a {
  font-weight: 500;
  color: var(--text);
}

nav ul li a[aria-current="page"] {
  color: var(--primary);
  font-weight: 700;
}

.menu-checkbox {
  display: none;
}

.menu-toggle {
  display: none;
  font-size: 1.75rem;
  cursor: pointer;
  order: 3;
}

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

  nav {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--white);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  }

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

  nav ul {
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 1rem;
  }

  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 1.8rem;
  }

  h3 {
    font-size: 1.4rem;
  }
}

/* Sections */
section {
  padding: 5.75rem 0;
}

/* Hero Section */
.hero-section {
  background: linear-gradient(135deg, var(--bg) 0%, var(--white) 100%);
  padding: 6rem 0;
}

.hero-section .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3.75rem;
  align-items: center;
}

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

.hero-description {
  font-size: 1.125rem;
  line-height: 1.8;
  margin-bottom: 2rem;
  color: var(--text);
}

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

.hero-visual svg {
  width: 100%;
  height: auto;
}

@media (max-width: 968px) {
  .hero-section .container {
    grid-template-columns: 1fr;
  }
}

/* Buttons */
.btn-primary,
.btn-secondary {
  display: inline-block;
  padding: 1.25rem 3rem;
  border-radius: 9999px;
  font-weight: 700;
  text-align: center;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

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

.btn-primary:hover {
  background-color: var(--accent);
  transform: translateY(-2px);
}

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

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

/* Icon Grid */
.icon-grid-section {
  background-color: var(--white);
}

.icon-grid-section h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.icon-grid-4 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3.75rem;
}

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

.icon-symbol {
  font-size: 3.5rem;
  display: block;
  margin-bottom: 1rem;
}

.icon-item h3 {
  margin-bottom: 0.75rem;
  color: var(--primary);
}

/* Case Study Section */
.case-study-section {
  background-color: var(--gray-light);
}

.case-study-section h2 {
  text-align: center;
  margin-bottom: 3.75rem;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 3.75rem;
}

.case-card {
  background: var(--white);
  border-radius: 1.5rem;
  padding: 2.5rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.case-header {
  margin-bottom: 1.5rem;
}

.case-icon {
  font-size: 2rem;
  display: block;
  margin-bottom: 1rem;
}

.case-header h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.case-content p {
  margin-bottom: 1rem;
}

.case-content strong {
  color: var(--heading);
}

/* Content Section */
.content-section {
  background-color: var(--white);
}

.content-section h2 {
  margin-bottom: 2.5rem;
}

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

.content-col h3 {
  margin-bottom: 1.5rem;
  color: var(--primary);
}

.content-col strong {
  color: var(--heading);
}

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

.cta-section .container {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 3.75rem;
  align-items: center;
}

.cta-content h2 {
  color: var(--white);
  margin-bottom: 1.5rem;
}

.cta-content p {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  color: var(--white);
}

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

.cta-visual svg {
  width: 100%;
  height: auto;
}

@media (max-width: 968px) {
  .cta-section .container {
    grid-template-columns: 1fr;
  }
}

/* Page Hero */
.page-hero {
  background: linear-gradient(135deg, var(--bg) 0%, var(--white) 100%);
  padding: 4rem 0 3rem;
  text-align: center;
}

.page-hero h1 {
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text);
}

/* FAQ */
.faq-item {
  margin-bottom: 3rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--gray-light);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h2 {
  color: var(--primary);
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

/* Reviews */
.review-card {
  background: var(--gray-light);
  border-radius: 1.5rem;
  padding: 2.5rem;
  margin-bottom: 3rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.review-header {
  margin-bottom: 1.5rem;
}

.review-header h3 {
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.review-author {
  font-size: 0.9rem;
  color: var(--gray-mid);
  font-style: italic;
}

.review-content strong {
  color: var(--heading);
}

/* Contact */
.contact-section {
  background-color: var(--gray-light);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3.75rem;
}

.contact-info h2,
.contact-message h2 {
  margin-bottom: 2rem;
}

.contact-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 2rem;
  align-items: flex-start;
}

.contact-icon {
  font-size: 2rem;
  color: var(--primary);
}

.contact-item h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.contact-list {
  list-style: none;
  margin-bottom: 2rem;
}

.contact-list li {
  padding: 0.75rem 0;
  padding-left: 1.5rem;
  position: relative;
}

.contact-list li:before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 700;
}

.contact-note {
  font-size: 0.95rem;
  color: var(--gray-dark);
  font-style: italic;
}

@media (max-width: 968px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

/* Footer */
footer {
  background-color: var(--text);
  color: var(--white);
  padding: 3rem 0 1.5rem;
}

.footer-container {
  max-width: 1350px;
  margin: 0 auto;
  padding: 0 2rem;
  text-align: center;
}

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

.footer-brand p {
  color: var(--accent);
  margin-bottom: 2rem;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-nav a {
  color: var(--white);
  font-size: 0.95rem;
}

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

.footer-legal {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.footer-legal a {
  color: var(--gray-mid);
  font-size: 0.875rem;
}

.footer-copyright {
  color: var(--gray-mid);
  font-size: 0.875rem;
}

/* Doc Container */
.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 a {
  color: var(--primary);
  text-decoration: underline;
}