:root {
  --primary: #1946b9;
  --primary-dark: #143894;
  --text: #111827;
  --subtext: #6b7280;
  --bg: #f7f9fc;
  --white: #ffffff;
  --line: #e5e7eb;
  --dark: #0f172a;
  --dark-soft: #1e293b;
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  --radius: 20px;
  --max-width: 1200px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Pretendard", "Noto Sans KR", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
}

.section {
  padding: 100px 0;
}

.section-soft {
  background: var(--bg);
}

.section-dark {
  background: var(--dark);
  color: var(--white);
}

.section-head {
  max-width: 760px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-head--light {
  color: var(--white);
}

.section-label {
  margin-bottom: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--primary);
  text-transform: uppercase;
}

.section-dark .section-label {
  color: #9db6ff;
}

.section-head h2 {
  margin: 0 0 14px;
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.2;
}

.section-head p {
  margin: 0;
  color: var(--subtext);
}

.section-head--light p {
  color: rgba(255, 255, 255, 0.75);
}

.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229, 231, 235, 0.8);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 24px;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
}

.nav {
  display: flex;
  gap: 24px;
  color: #374151;
  font-weight: 500;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.25s ease;
}

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

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

.btn-outline {
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--text);
}

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

.hero {
  padding: 88px 0 72px;
  background:
    radial-gradient(circle at top right, rgba(25, 70, 185, 0.14), transparent 30%),
    linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: 0.14em;
  font-size: 13px;
}

.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 5vw, 62px);
  line-height: 1.12;
}

.hero-desc {
  margin: 0 0 26px;
  color: var(--subtext);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.hero-points {
  margin: 0;
  padding-left: 18px;
  color: #374151;
}

.hero-card {
  overflow: hidden;
  border-radius: 28px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.feature-grid,
.service-grid,
.portfolio-grid,
.process-grid,
.guide-grid,
.target-grid {
  display: grid;
  gap: 24px;
}

.feature-grid {
  grid-template-columns: repeat(4, 1fr);
}

.feature-card,
.guide-card,
.process-item,
.target-item {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: var(--shadow);
}

.feature-card h3,
.guide-card h3,
.process-item h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.service-grid {
  grid-template-columns: repeat(3, 1fr);
}

.service-card {
  position: relative;
  padding: 32px;
  border-radius: 24px;
  border: 1px solid var(--line);
  background: var(--white);
  box-shadow: var(--shadow);
}

.service-card--featured {
  border: 2px solid var(--primary);
  transform: translateY(-8px);
}

.badge {
  display: inline-block;
  margin-bottom: 16px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(25, 70, 185, 0.1);
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}

.price {
  margin: 10px 0 18px;
  font-size: 36px;
  font-weight: 800;
  color: var(--primary);
}

.service-card ul,
.guide-card ul {
  padding-left: 18px;
  margin: 0 0 24px;
}

.target-grid {
  grid-template-columns: repeat(4, 1fr);
}

.target-item {
  text-align: center;
  font-weight: 700;
}

.portfolio-grid {
  grid-template-columns: repeat(3, 1fr);
}

.portfolio-card {
  overflow: hidden;
  border-radius: 22px;
  background: #ffffff;
  color: var(--text);
}

.portfolio-body {
  padding: 24px;
}

.portfolio-body h3 {
  margin-top: 0;
  margin-bottom: 10px;
}

.text-link {
  display: inline-block;
  margin-top: 8px;
  color: var(--primary);
  font-weight: 700;
}

.process-grid {
  grid-template-columns: repeat(4, 1fr);
}

.process-item span {
  display: inline-flex;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  background: rgba(25, 70, 185, 0.1);
  color: var(--primary);
  font-weight: 800;
}

.guide-grid {
  grid-template-columns: repeat(2, 1fr);
}

.faq-list {
  max-width: 860px;
  margin: 0 auto;
}

.faq-list details {
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: 16px;
  margin-bottom: 14px;
  background: var(--white);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
}

.cta-section {
  padding: 100px 0;
  background: linear-gradient(135deg, #1946b9, #143894);
  color: var(--white);
}

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

.cta-box h2 {
  margin-top: 0;
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 46px);
}

.cta-box p {
  max-width: 760px;
  margin: 0 auto 26px;
  color: rgba(255, 255, 255, 0.86);
}

.footer {
  padding: 30px 0;
  border-top: 1px solid var(--line);
  background: #ffffff;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 18px;
  color: var(--subtext);
}

@media (max-width: 1024px) {
  .hero-grid,
  .feature-grid,
  .service-grid,
  .portfolio-grid,
  .process-grid,
  .target-grid,
  .guide-grid {
    grid-template-columns: 1fr 1fr;
  }

  .service-card--featured {
    transform: none;
  }
}

@media (max-width: 768px) {
  .nav {
    display: none;
  }

  .hero-grid,
  .feature-grid,
  .service-grid,
  .portfolio-grid,
  .process-grid,
  .target-grid,
  .guide-grid,
  .footer-inner {
    grid-template-columns: 1fr;
    display: grid;
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    padding: 64px 0 48px;
  }

  .hero-desc {
    font-size: 16px;
  }

  .header-inner {
    min-height: 68px;
  }
}