:root {
  color-scheme: light;
  font-family: "Noto Sans KR", "Malgun Gothic", "Apple SD Gothic Neo", system-ui, sans-serif;
  color: #13243a;
  background: #f7fbff;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  --ink: #13243a;
  --muted: #53677f;
  --line: #cde4f5;
  --line-strong: #9dcced;
  --blue: #0877be;
  --blue-dark: #075b91;
  --blue-soft: #eaf6ff;
  --green: #13856b;
  --green-soft: #eaf8f3;
  --warning: #8a4c08;
  --warning-soft: #fff5df;
  --danger: #b4233c;
  --danger-soft: #fff0f3;
  --white: #ffffff;
  --shadow: 0 14px 38px rgba(23, 73, 111, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  background: #f7fbff;
  color: var(--ink);
  line-height: 1.75;
  letter-spacing: 0;
  overflow-x: hidden;
}

a {
  color: var(--blue-dark);
  text-underline-offset: 0.2em;
}

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

a:focus-visible {
  outline: 3px solid #f4b942;
  outline-offset: 3px;
}

img {
  display: block;
  max-width: 100%;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 20;
  padding: 8px 12px;
  color: var(--white);
  background: var(--ink);
  transform: translateY(-150%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(157, 204, 237, 0.72);
  background: rgba(247, 251, 255, 0.96);
  backdrop-filter: blur(12px);
}

.site-header__inner,
.content-shell,
.legal-document {
  width: min(100% - 40px, 920px);
  margin-inline: auto;
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--blue-dark);
  font-family: "Arial", "Malgun Gothic", sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}

.brand img {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
}

.site-nav a {
  padding-block: 8px;
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  border-bottom: 2px solid transparent;
}

.site-nav a[aria-current="page"],
.site-nav a:hover {
  color: var(--blue-dark);
  border-bottom-color: var(--blue);
}

.intro-band {
  border-bottom: 1px solid var(--line);
  background: var(--white);
}

.intro-band__inner {
  min-height: 360px;
  padding-block: 86px 72px;
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--blue);
  font-family: "Arial", sans-serif;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3 {
  margin-top: 0;
  color: var(--ink);
  line-height: 1.32;
  letter-spacing: 0;
}

h1 {
  margin-bottom: 18px;
  font-size: 2.5rem;
}

h2 {
  margin-bottom: 14px;
  font-size: 1.35rem;
}

h3 {
  font-size: 1.05rem;
}

.lead {
  max-width: 720px;
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

.effective-date {
  display: inline-block;
  margin: 28px 0 0;
  padding: 7px 10px;
  border-left: 3px solid var(--green);
  color: var(--muted);
  background: var(--green-soft);
  font-size: 0.9rem;
}

.link-section,
.summary-band .content-shell {
  padding-block: 72px;
}

.section-heading {
  margin-bottom: 28px;
}

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

.document-card {
  display: grid;
  min-height: 270px;
  padding: 26px;
  border: 1px solid var(--line-strong);
  border-top: 4px solid var(--blue);
  border-radius: 8px;
  color: var(--ink);
  background: var(--white);
  box-shadow: var(--shadow);
  text-decoration: none;
  transition: border-color 160ms ease, transform 160ms ease;
}

.document-card:hover {
  color: var(--ink);
  border-color: var(--blue);
  transform: translateY(-2px);
}

.document-card--green {
  border-top-color: var(--green);
}

.document-card--green:hover {
  border-color: var(--green);
}

.document-card__index {
  align-self: start;
  color: var(--blue);
  font-family: "Arial", sans-serif;
  font-size: 0.82rem;
  font-weight: 800;
}

.document-card--green .document-card__index {
  color: var(--green);
}

.document-card strong {
  align-self: end;
  font-size: 1.3rem;
}

.document-card > span:not(.document-card__index):not(.document-card__action) {
  color: var(--muted);
}

.document-card__action {
  align-self: end;
  color: var(--blue-dark);
  font-weight: 800;
}

.summary-band {
  border-block: 1px solid var(--line);
  background: var(--blue-soft);
}

.fact-list,
.document-meta,
.contact-list {
  margin: 0;
}

.fact-list > div {
  display: grid;
  grid-template-columns: minmax(130px, 0.25fr) 1fr;
  gap: 24px;
  padding: 22px 0;
  border-top: 1px solid var(--line-strong);
}

.fact-list > div:last-child {
  border-bottom: 1px solid var(--line-strong);
}

.fact-list dt,
.document-meta dt,
.contact-list dt {
  color: var(--blue-dark);
  font-weight: 800;
}

.fact-list dd,
.document-meta dd,
.contact-list dd {
  margin: 0;
  color: var(--muted);
}

.legal-main {
  padding-block: 64px 92px;
}

.legal-document {
  padding: 52px 62px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.legal-title {
  padding-bottom: 36px;
  border-bottom: 1px solid var(--line);
}

.document-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin-top: 32px;
  border: 1px solid var(--line);
  background: var(--line);
}

.document-meta > div {
  padding: 14px;
  background: var(--blue-soft);
}

.document-meta dt,
.document-meta dd {
  font-size: 0.88rem;
}

.legal-document > section {
  padding-block: 34px;
  border-bottom: 1px solid var(--line);
}

.legal-document > section:last-child {
  border-bottom: 0;
}

.legal-document p,
.legal-document li {
  color: #334b65;
}

.legal-document ul {
  margin: 14px 0;
  padding-left: 1.25rem;
}

.legal-document li + li {
  margin-top: 7px;
}

.notice-box,
.warning-box {
  margin: 32px 0 0;
  padding: 18px 20px;
  border: 1px solid #f0cf8f;
  border-left: 4px solid #d88a18;
  border-radius: 6px;
  color: var(--warning);
  background: var(--warning-soft);
}

.warning-box {
  border-color: #efb7c1;
  border-left-color: var(--danger);
  color: #7e2233;
  background: var(--danger-soft);
}

.reference-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
}

.step-list {
  display: grid;
  gap: 12px;
  margin: 22px 0 0;
  padding: 0;
  list-style: none;
}

.step-list li {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr);
  gap: 14px;
  align-items: start;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #fbfdff;
}

.step-list li > span {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--blue);
  font-family: "Arial", sans-serif;
  font-weight: 800;
}

.step-list strong,
.step-list p {
  display: block;
}

.step-list p {
  margin: 2px 0 0;
}

.contact-list {
  border-top: 1px solid var(--line);
}

.contact-list > div {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 18px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.site-footer {
  border-top: 1px solid var(--line);
  background: #eef6fb;
}

.site-footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 140px;
  gap: 24px;
}

.site-footer p {
  margin: 2px 0 0;
  color: var(--muted);
}

.site-footer a {
  font-weight: 700;
}

@media (max-width: 680px) {
  .site-header__inner,
  .content-shell,
  .legal-document {
    width: min(100% - 28px, 920px);
  }

  .site-header__inner {
    min-height: 66px;
    gap: 12px;
  }

  .brand img {
    width: 34px;
    height: 34px;
  }

  .site-nav {
    gap: 12px;
  }

  .site-nav a {
    font-size: 0.82rem;
  }

  .intro-band__inner {
    min-height: 300px;
    padding-block: 64px 54px;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.22rem;
  }

  .lead {
    font-size: 1rem;
  }

  .link-section,
  .summary-band .content-shell {
    padding-block: 52px;
  }

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

  .document-card {
    min-height: 230px;
    padding: 22px;
  }

  .fact-list > div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .legal-main {
    padding-block: 24px 64px;
  }

  .legal-document {
    padding: 32px 22px;
  }

  .document-meta {
    grid-template-columns: 1fr;
  }

  .document-meta > div {
    display: grid;
    grid-template-columns: 90px minmax(0, 1fr);
    gap: 10px;
  }

  .contact-list > div {
    grid-template-columns: 88px minmax(0, 1fr);
  }

  .site-footer__inner {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 10px;
  }
}

@media (max-width: 420px) {
  .site-header__inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 12px;
  }

  .site-nav {
    width: 100%;
    justify-content: space-between;
  }

  .site-nav a {
    padding-block: 3px 8px;
  }

  .legal-document {
    padding-inline: 18px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .document-card {
    transition: none;
  }
}