:root {
  color-scheme: light dark;
  --ink: #142033;
  --muted: #5f6c7d;
  --line: #dce3ec;
  --surface: #ffffff;
  --surface-soft: #f4f7fb;
  --blue: #1459b7;
  --blue-dark: #0d438e;
  --blue-soft: #e9f2ff;
  --green: #17845b;
  --shadow: 0 18px 50px rgba(26, 52, 86, 0.1);
  --radius: 18px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background:
    radial-gradient(circle at 90% -10%, rgba(20, 89, 183, 0.13), transparent 34rem),
    var(--surface-soft);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-underline-offset: 0.18em; }
a:hover { color: var(--blue-dark); }
a:focus-visible, button:focus-visible { outline: 3px solid #5b9dff; outline-offset: 3px; }

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 20;
  padding: 0.65rem 1rem;
  border-radius: 10px;
  background: var(--ink);
  color: #fff;
  text-decoration: none;
}
.skip-link:focus { top: 1rem; }

.site-header {
  border-bottom: 1px solid color-mix(in srgb, var(--line) 78%, transparent);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.header-inner,
.page-shell,
.site-footer {
  width: min(100% - 2rem, 960px);
  margin-inline: auto;
}

.header-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  color: var(--ink);
  font-size: 1.18rem;
  font-weight: 760;
  letter-spacing: -0.025em;
  text-decoration: none;
}
.brand em { font-weight: 520; }

.site-nav { display: flex; gap: 0.35rem; }
.site-nav a {
  padding: 0.45rem 0.7rem;
  border-radius: 9px;
  color: var(--muted);
  font-size: 0.93rem;
  font-weight: 650;
  text-decoration: none;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] { background: var(--blue-soft); color: var(--blue-dark); }

.page-shell { padding-block: clamp(2.2rem, 7vw, 5rem); }

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.eyebrow {
  margin: 0 0 0.55rem;
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

h1, h2, h3 { line-height: 1.17; letter-spacing: -0.025em; }
h1 { margin: 0; font-size: clamp(2.25rem, 7vw, 4.25rem); }
h2 { margin: 2.25rem 0 0.65rem; font-size: clamp(1.35rem, 3.5vw, 1.75rem); }
h3 { margin: 1.5rem 0 0.4rem; font-size: 1.08rem; }

.lede {
  max-width: 680px;
  margin: 0.8rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.date-badge {
  display: inline-flex;
  flex-direction: column;
  min-width: 150px;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface);
  color: var(--muted);
  font-size: 0.82rem;
  box-shadow: 0 8px 24px rgba(26, 52, 86, 0.06);
}
.date-badge strong { color: var(--ink); font-size: 0.95rem; }

.content-card {
  padding: clamp(1.35rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.content-card > :first-child { margin-top: 0; }
.content-card p, .content-card li { max-width: 76ch; }
.content-card ul, .content-card ol { padding-left: 1.35rem; }
.content-card li + li { margin-top: 0.35rem; }

.callout {
  margin: 1.5rem 0;
  padding: 1rem 1.1rem;
  border-left: 4px solid var(--blue);
  border-radius: 0 12px 12px 0;
  background: var(--blue-soft);
}
.callout strong { color: var(--blue-dark); }

.quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin: 1.5rem 0 0;
}

.quick-card {
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
}
.quick-card h2 { margin: 0 0 0.35rem; font-size: 1.1rem; }
.quick-card p { margin: 0; color: var(--muted); font-size: 0.94rem; }

.contact-panel {
  margin-top: 2rem;
  padding: 1.25rem;
  border: 1px solid color-mix(in srgb, var(--green) 28%, var(--line));
  border-radius: 14px;
  background: color-mix(in srgb, var(--green) 8%, var(--surface));
}
.contact-panel h2 { margin-top: 0; }

.button-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 0.4rem;
  padding: 0.55rem 0.9rem;
  border-radius: 10px;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  text-decoration: none;
}
.button-link:hover { background: var(--blue-dark); color: #fff; }

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.6rem 2.4rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.88rem;
}
.site-footer p { margin: 0; }

@media (max-width: 680px) {
  .header-inner { align-items: flex-start; flex-direction: column; padding-block: 0.7rem; }
  .site-nav { width: 100%; }
  .site-nav a { flex: 1; text-align: center; }
  .hero { grid-template-columns: 1fr; gap: 1rem; }
  .date-badge { width: 100%; }
  .quick-grid { grid-template-columns: 1fr; }
  .site-footer { flex-direction: column; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --ink: #eef4ff;
    --muted: #aeb9ca;
    --line: #344055;
    --surface: #131a26;
    --surface-soft: #0d1420;
    --blue: #78b0ff;
    --blue-dark: #a7ccff;
    --blue-soft: #182b47;
    --green: #59c99a;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.25);
  }
}

@media print {
  :root { color-scheme: light; }
  body { background: #fff; color: #000; font-size: 11pt; }
  .site-header, .site-footer, .skip-link { display: none; }
  .page-shell { width: 100%; padding: 0; }
  .hero { margin-bottom: 1rem; }
  .content-card { padding: 0; border: 0; box-shadow: none; }
  a { color: #000; }
}