/* Design-system tokens (zipeum-design-system-6a7502d3) — light */
:root {
  --brand-primary: #0158D5;
  --brand-primary-hover: #004EC2;
  --brand-primary-active: #1D4ED8;
  --brand-secondary: #60A5FA;
  --brand-bg-subtle: #EDF4FF;
  --brand-text-subtle: #0142A0;
  --surface-primary: #F8FAFC;
  --surface-card: #FFFFFF;
  --surface-muted: #F1F5F9;
  --surface-elevated: #FFFFFF;
  --content-primary: #000000;
  --content-secondary: #64748B;
  --content-muted: #94A3B8;
  --line-muted: #F1F5F9;
  --line-primary: #F1F5F9;
  --line-strong: #CBD5E1;
  --header-bg: #0158D5;
  --header-content: #FFFFFF;
  --header-content-muted: #ffffffcc;
  --font-sans: Pretendard, -apple-system, BlinkMacSystemFont, system-ui, Roboto, 'Helvetica Neue', 'Segoe UI', 'Apple SD Gothic Neo', 'Noto Sans KR', 'Malgun Gothic', sans-serif;
}
:root.dark,
:root[data-theme="dark"] {
  --brand-bg-subtle: #1E3A8A;
  --brand-text-subtle: #93C5FD;
  --surface-primary: #1f1f1e;
  --surface-card: #191919;
  --surface-muted: #2a2a28;
  --surface-elevated: #1f1f1e;
  --content-primary: #e9e9e7;
  --content-secondary: #b0afab;
  --content-muted: #8a8985;
  --line-muted: #333330;
  --line-primary: #444440;
  --line-strong: #5a5a55;
  --header-bg: #000000;
}
@media (prefers-color-scheme: dark) {
  :root:not(.light):not([data-theme="light"]) {
    --brand-bg-subtle: #1E3A8A;
    --brand-text-subtle: #93C5FD;
    --surface-primary: #1f1f1e;
    --surface-card: #191919;
    --surface-muted: #2a2a28;
    --surface-elevated: #1f1f1e;
    --content-primary: #e9e9e7;
    --content-secondary: #b0afab;
    --content-muted: #8a8985;
    --line-muted: #333330;
    --line-primary: #444440;
    --line-strong: #5a5a55;
    --header-bg: #000000;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  background: var(--surface-primary);
  color: var(--content-primary);
}
a { color: var(--brand-primary); text-decoration: none; }
a:hover { color: var(--brand-primary-hover); text-decoration: underline; }

.container { max-width: 1160px; margin: 0 auto; padding-left: 32px; padding-right: 32px; }

/* Button (ZipeumUI.Button — sm) */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 32px; padding: 0 13px; border: 1px solid transparent; border-radius: 6px;
  font-family: inherit; font-size: 13px; font-weight: 500; line-height: 1;
  white-space: nowrap; cursor: pointer; transition: background-color .15s, border-color .15s, color .15s;
  background: transparent;
}
.btn:focus-visible { outline: 2px solid var(--brand-primary); outline-offset: 2px; }
.btn-ghost { color: var(--content-secondary); }
.btn-ghost:hover { background: var(--surface-muted); color: var(--content-primary); text-decoration: none; }
.btn-ghost.active { color: var(--brand-primary); font-weight: 600; }
.btn-ghost.active:hover { background: transparent; color: var(--brand-primary); }
.btn-primary { background: var(--brand-primary); border-color: var(--brand-primary); color: #fff; }
.btn-primary:hover { background: var(--brand-primary-hover); border-color: var(--brand-primary-hover); }
.btn-outline { color: var(--content-secondary); border-color: var(--line-strong); }
.btn-outline:hover { background: var(--surface-muted); }

/* Section (ZipeumUI.Section variant="outlined") */
.section-card {
  background: var(--surface-card); border: 1px solid var(--line-strong);
  border-radius: 8px; overflow: hidden;
}
.section-card.padded { padding: 20px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  background: var(--surface-card); border-bottom: 1px solid var(--line-strong);
}
.site-header .bar {
  height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
a.brand-wordmark { font-size: 21px; font-weight: 700; letter-spacing: -0.03em; color: var(--brand-primary); text-decoration: none; }
a.brand-wordmark:hover { text-decoration: none; color: var(--brand-primary); }
.site-nav { display: flex; align-items: center; gap: 4px; }

/* Hero (home) / Page head (subpages) — shared blue grid band */
.hero, .page-head {
  background: var(--header-bg);
  background-image:
    repeating-linear-gradient(0deg, rgba(255,255,255,0.055) 0 1px, transparent 1px 40px),
    repeating-linear-gradient(90deg, rgba(255,255,255,0.055) 0 1px, transparent 1px 40px);
  color: var(--header-content); border-bottom: 1px solid var(--line-strong);
  scroll-margin-top: 68px;
}
.hero .inner { padding-top: 96px; padding-bottom: 104px; }
.hero h1 {
  margin: 0; max-width: 900px; font-size: 50px; line-height: 1.26; letter-spacing: -0.04em;
  font-weight: 700; text-wrap: pretty; color: var(--header-content);
}
.hero p {
  margin: 26px 0 0; max-width: 900px; font-size: 17px; line-height: 1.75;
  text-wrap: pretty; color: var(--header-content-muted);
}

.page-head .inner { padding-top: 56px; padding-bottom: 60px; }
.page-head h1 {
  margin: 0; font-size: 34px; line-height: 1.3; letter-spacing: -0.03em;
  font-weight: 700; text-wrap: pretty; color: var(--header-content);
}
.page-head p {
  margin: 14px 0 0; max-width: 760px; font-size: 16px; line-height: 1.7;
  text-wrap: pretty; color: var(--header-content-muted);
}

/* Business */
.business { background: var(--surface-card); border-bottom: 1px solid var(--line-strong); scroll-margin-top: 68px; }
.business .inner { padding-top: 72px; padding-bottom: 72px; }
.biz-grid { display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: start; }
.eyebrow { font-size: 12px; font-weight: 600; color: var(--brand-primary); }
.business h2 { margin: 14px 0 0; font-size: 30px; font-weight: 700; letter-spacing: -0.03em; text-wrap: pretty; }
.business .lead { margin: 18px 0 0; font-size: 14px; line-height: 1.8; color: var(--content-secondary); }
.pill-row { margin-top: 18px; display: flex; flex-wrap: wrap; gap: 8px; }
.pill {
  padding: 6px 11px; border-radius: 999px; font-size: 12px; font-weight: 600;
  background: var(--brand-bg-subtle); color: var(--brand-text-subtle);
}
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.feature .tag { font-size: 12px; font-weight: 600; color: var(--brand-primary); letter-spacing: 0.04em; }
.feature h3 { margin: 10px 0 8px; font-size: 17px; font-weight: 700; letter-spacing: -0.02em; text-wrap: pretty; }
.feature p { margin: 0; font-size: 14px; line-height: 1.7; color: var(--content-secondary); }

/* Security callout */
.security {
  margin-top: 20px; border-radius: 8px; padding: 32px; background: var(--brand-bg-subtle);
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 56px; align-items: center;
  scroll-margin-top: 68px;
}
.security h3 { margin: 10px 0 0; font-size: 22px; font-weight: 700; letter-spacing: -0.03em; text-wrap: pretty; }
.security p { margin: 0; font-size: 15px; line-height: 1.8; text-wrap: pretty; color: var(--content-secondary); }

/* Disclosure */
.disclosure { scroll-margin-top: 68px; }
.disclosure .inner { padding-top: 48px; padding-bottom: 72px; }
.tab-row { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }

.table-scroll { overflow-x: auto; }
table.docs { width: 100%; border-collapse: collapse; table-layout: fixed; min-width: 640px; }
table.docs th, table.docs td { text-align: left; padding: 13px 16px; vertical-align: middle; }
table.docs thead th {
  font-size: 13px; font-weight: 600; color: var(--content-secondary);
  background: var(--surface-muted); border-bottom: 1px solid var(--line-strong);
}
table.docs tbody td { font-size: 14px; color: var(--content-secondary); border-bottom: 1px solid var(--line-muted); }
table.docs tbody tr:last-child td { border-bottom: none; }
table.docs tbody td.title { color: var(--content-primary); font-weight: 500; }
.format-tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--content-muted); }
table.docs tbody td.docs-empty { text-align: center; color: var(--content-muted); padding: 44px 16px; }
.section-footer {
  padding: 14px 16px; border-top: 1px solid var(--line-muted);
  font-size: 13px; color: var(--content-secondary); background: var(--surface-card);
}

/* Footer */
.site-footer { background: var(--surface-card); border-top: 1px solid var(--line-strong); }
.site-footer .inner { padding-top: 40px; padding-bottom: 56px; display: flex; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.site-footer .brand { font-size: 18px; font-weight: 700; color: var(--brand-primary); letter-spacing: -0.03em; }
.site-footer .tagline { margin-top: 8px; font-size: 14px; color: var(--content-secondary); }
.site-footer .corp { margin-top: 14px; font-size: 12px; line-height: 1.9; color: var(--content-secondary); }
.site-footer .legal { margin-top: 14px; font-size: 12px; line-height: 1.8; color: var(--content-muted); }
.footer-policies { flex-basis: 100%; display: flex; flex-wrap: wrap; gap: 12px 24px; }
.footer-policies a { color: var(--content-secondary); font-size: 14px; text-decoration: underline; text-underline-offset: 4px; }
.footer-policies .privacy-link { color: var(--content-primary); font-weight: 700; }
.footer-policies a:focus-visible { outline: 2px solid var(--brand-primary); outline-offset: 4px; }

@media (max-width: 900px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .biz-grid, .feature-grid, .security { grid-template-columns: 1fr; }
  .security { gap: 20px; }
  .hero .inner { padding-top: 72px; padding-bottom: 76px; }
  .hero h1 { font-size: 36px; }
  .hero p { font-size: 16px; }
  .page-head .inner { padding-top: 44px; padding-bottom: 48px; }
  .page-head h1 { font-size: 28px; }
  .business h2 { font-size: 26px; }
}
@media (max-width: 560px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .site-header .bar { gap: 8px; }
  a.brand-wordmark { font-size: 18px; }
  .site-nav { gap: 0; }
  .btn { padding: 0 8px; font-size: 12px; }
}