:root {
  --bg-top: #08111f;
  --bg-bottom: #103760;
  --surface: rgba(8, 16, 27, 0.78);
  --surface-border: rgba(154, 208, 255, 0.2);
  --text: #f5f8fc;
  --muted: #c9d8e8;
  --accent: #6ec7ff;
  --accent-strong: #3b8cff;
  --green: #24c07d;
  --red: #e35b71;
  --orange: #f08b3d;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", "Noto Sans KR", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(84, 155, 255, 0.18), transparent 32%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

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

.page {
  width: min(1160px, calc(100% - 40px));
  margin: 0 auto;
  padding: 48px 0 80px;
}

.page--document {
  width: min(920px, calc(100% - 32px));
}

.hero {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 28px;
  align-items: center;
  min-height: 70vh;
}

.hero__content,
.hero__panel,
.document-card,
.policy-box,
.feature-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.hero__content {
  padding: 44px;
}

.hero__panel {
  padding: 28px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

h3 {
  font-size: 1.2rem;
}

.hero__body,
.doc-hero__meta,
.section__header p,
.feature-card p,
.document-card p,
.document-card li,
.policy-box li {
  color: var(--muted);
}

.hero__body {
  margin: 22px 0 0;
  font-size: 1.06rem;
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-strong), var(--accent));
  color: #061120;
  font-weight: 700;
  text-decoration: none;
}

.button--ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-card {
  padding: 16px 18px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.stat-card__label {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.map-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 18px;
}

.tile {
  min-height: 120px;
  padding: 18px;
  border-radius: 20px;
  display: flex;
  align-items: flex-end;
  font-size: 1.05rem;
  font-weight: 800;
  color: white;
}

.tile--blue {
  background: linear-gradient(160deg, #4283ff, #294f91);
}

.tile--red {
  background: linear-gradient(160deg, #ff7089, #b13f57);
}

.tile--green {
  background: linear-gradient(160deg, #34d892, #1c8c5c);
}

.tile--orange {
  background: linear-gradient(160deg, #ffaf5f, #c86418);
}

.section {
  margin-top: 36px;
}

.section--narrow {
  max-width: 860px;
}

.section__header {
  margin-bottom: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.policy-box,
.document-card {
  padding: 28px;
}

.feature-card p,
.document-card p,
.document-card li,
.policy-box li {
  line-height: 1.75;
}

.doc-hero {
  padding: 24px 0 18px;
}

.doc-hero__meta {
  margin-top: 12px;
}

.document-card h2 {
  margin-top: 28px;
  margin-bottom: 12px;
}

.document-card h2:first-of-type {
  margin-top: 8px;
}

.document-card ul,
.policy-box ul {
  padding-left: 20px;
}

@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .feature-grid {
    grid-template-columns: 1fr;
  }

  .page {
    width: min(100% - 24px, 1160px);
    padding-top: 24px;
    padding-bottom: 48px;
  }

  .hero__content,
  .hero__panel,
  .feature-card,
  .policy-box,
  .document-card {
    padding: 22px;
    border-radius: 22px;
  }

  .tile {
    min-height: 96px;
  }
}