:root {
  color-scheme: light;
  --egg-bg: #F4F5F7;
  --egg-panel: #F7F8FA;
  --egg-card: #FCFCFD;
  --egg-border: #E4E9F1;
  --egg-text: #1F252D;
  --egg-muted: #667085;
  --egg-header: #243246;
  --egg-header-muted: #5F738F;
  --egg-blue: #2B5FD0;
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --egg-bg: #0F1621;
    --egg-panel: #182231;
    --egg-card: #1E2A3B;
    --egg-border: #314158;
    --egg-text: #C2CDDD;
    --egg-muted: #91A3BC;
    --egg-header: #AFBDD2;
    --egg-header-muted: #8399B6;
    --egg-blue: #4A7CFF;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--egg-bg);
  color: var(--egg-text);
  font-family: "Malgun Gothic", "Noto Sans KR", "Apple SD Gothic Neo", "Segoe UI", "Noto Sans", Arial, sans-serif;
}

a {
  color: var(--egg-blue);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.page-shell {
  max-width: 1160px;
  margin: 0 auto;
  padding: 22px 18px 40px;
}

.page-shell.page-shell-wide-doc {
  max-width: 1480px;
}

.hero-card {
  border: 1px solid var(--egg-border);
  border-radius: 22px;
  background: var(--egg-card);
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.06);
  overflow: hidden;
}

.hero-card.card-contained-copy .policy-copy {
  max-width: none;
  margin-top: 0;
  padding: 10px 28px 40px;
}

.hero-card.card-contained-copy .footer-links {
  max-width: none;
  margin: 0;
  padding: 0 28px 40px;
}

.hero-card.card-contained-copy .hero-body {
  max-width: none;
  padding: 34px 28px 28px;
}

@media (min-width: 980px) {
  .page-shell.page-shell-wide-doc {
    width: calc(100vw - 28px);
    max-width: none;
    padding-left: 14px;
    padding-right: 14px;
  }

  .page-shell.page-shell-wide-doc .hero-card.card-contained-copy .hero-body {
    padding: 42px 52px 34px;
  }

  .page-shell.page-shell-wide-doc .hero-card.card-contained-copy .policy-copy {
    padding: 16px 52px 48px;
  }

  .page-shell.page-shell-wide-doc .hero-card.card-contained-copy .footer-links {
    padding: 0 52px 48px;
  }
}

.hero-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 16px;
  padding: 16px 22px;
  border-bottom: 1px solid var(--egg-border);
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
}

.brand-lockup img {
  width: 36px;
  height: auto;
  display: block;
}

.hero-body {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  padding: 24px 22px 26px;
}

.hero-copy h1 {
  margin: 0;
  color: var(--egg-header);
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
}

.hero-copy p {
  margin: 14px 0 0;
  color: var(--egg-muted);
  font-size: 0.96rem;
  line-height: 1.72;
}

.hero-copy p + p {
  margin-top: 10px;
}

.meta-panel {
  display: none;
}

.meta-row {
  display: grid;
  gap: 6px;
}

.meta-label {
  color: var(--egg-header-muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.meta-value {
  color: var(--egg-header);
  font-size: 0.94rem;
  line-height: 1.6;
}

.meta-value a {
  color: var(--egg-blue);
}

.policy-copy {
  max-width: 840px;
  margin-top: 24px;
  padding: 0 6px;
}

.policy-copy section + section {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid var(--egg-border);
}

.policy-copy h2 {
  margin: 0 0 12px;
  color: var(--egg-header);
  font-size: 1.02rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.policy-copy p,
.policy-copy li,
.policy-copy dd,
.policy-copy td,
.policy-copy th {
  color: var(--egg-muted);
  font-size: 0.95rem;
  line-height: 1.75;
}

.policy-copy p,
.policy-copy ul,
.policy-copy dl,
.policy-copy table {
  margin: 0;
}

.policy-copy p + p,
.policy-copy dl + p,
.policy-copy ul + p,
.policy-copy .table-wrap + p,
.policy-copy p + dl,
.policy-copy p + ul,
.policy-copy p + .table-wrap {
  margin-top: 12px;
}

.policy-copy ul {
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.policy-copy dl {
  display: grid;
  gap: 12px;
}

.policy-copy dt {
  color: var(--egg-header);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.policy-copy dd {
  margin: 0;
}

.table-wrap {
  margin-top: 12px;
  overflow-x: auto;
  border: 1px solid var(--egg-border);
  border-radius: 16px;
  background: var(--egg-card);
}

.policy-copy table {
  width: 100%;
  border-collapse: collapse;
  min-width: 640px;
}

.policy-copy th,
.policy-copy td {
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--egg-border);
}

.policy-copy thead th {
  color: var(--egg-header);
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--egg-panel);
}

.policy-copy tbody tr:last-child td {
  border-bottom: none;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
  padding: 0 6px;
  color: var(--egg-header-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.footer-links a {
  color: var(--egg-header-muted);
}

.download-list {
  display: grid;
  margin-top: 18px;
  padding-top: 8px;
  border-top: 1px solid var(--egg-border);
}

.download-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--egg-border);
}

.download-copy {
  min-width: 0;
  display: grid;
  gap: 4px;
}

.download-row h3 {
  margin: 0;
  color: var(--egg-header);
  font-size: 1rem;
  line-height: 1.35;
  letter-spacing: -0.02em;
}

.download-row p,
.download-row li,
.download-row code {
  color: var(--egg-muted);
  font-size: 0.93rem;
  line-height: 1.7;
}

.download-row p,
.download-row ul {
  margin: 0;
}

.download-row ul {
  padding-left: 18px;
  display: grid;
  gap: 8px;
}

.download-row .primary-button {
  justify-self: end;
  width: fit-content;
  min-width: 0;
  max-width: none;
  min-height: 36px;
  padding-left: 10px;
  padding-right: 10px;
  border-radius: 8px;
  font-size: 0.85rem;
  white-space: nowrap;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 10px;
  margin-top: 14px;
}

.button-row > * {
  flex: 1 1 180px;
}

.primary-button,
.secondary-button,
.disabled-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 0 14px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
}

.primary-button {
  border: 1px solid var(--egg-blue);
  background: var(--egg-blue);
  color: #F6F9FF;
}

.primary-button:hover {
  text-decoration: none;
  filter: brightness(1.02);
}

.secondary-button {
  border: 1px solid var(--egg-border);
  background: var(--egg-card);
  color: var(--egg-header);
}

.secondary-button:hover {
  text-decoration: none;
  background: var(--egg-panel);
}

.disabled-button {
  border: 1px solid var(--egg-border);
  background: var(--egg-panel);
  color: var(--egg-muted);
  cursor: not-allowed;
  pointer-events: none;
}

.inline-code {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  border: 1px solid var(--egg-border);
  background: var(--egg-panel);
  color: var(--egg-header);
  font-family: Consolas, "SFMono-Regular", monospace;
  font-size: 0.84rem;
}

@media (max-width: 900px) {
  .hero-body {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 720px) {
  .page-shell {
    padding: 16px 12px 32px;
  }

  .hero-header,
  .hero-body {
    padding-left: 16px;
    padding-right: 16px;
  }

  .footer-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .hero-card.card-contained-copy .hero-body,
  .hero-card.card-contained-copy .policy-copy,
  .hero-card.card-contained-copy .footer-links {
    padding-left: 24px;
    padding-right: 24px;
  }

  .download-row {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .download-row .primary-button {
    width: 100%;
    min-width: 0;
  }
}