:root {
   --bg: #f4f7fb;
   --ink: #172033;
   --muted: #5d6a7f;
   --line: rgba(23, 32, 51, 0.1);
   --brand: #1e40af;
   --brand-strong: #17358f;
   --navy: #0f1f3a;
   --surface: rgba(255, 255, 255, 0.88);
   --shadow: 0 20px 60px rgba(15, 23, 42, 0.09);
   --shell: 1180px;
   --radius-lg: 24px;
   --radius-md: 18px;
}

*,
*::before,
*::after {
   box-sizing: border-box;
}

html {
   scroll-behavior: smooth;
}

body {
   margin: 0;
   color: var(--ink);
   font-family: "Instrument Sans", "Segoe UI", sans-serif;
   background:
      radial-gradient(circle at top left, rgba(30, 64, 175, 0.1), transparent 28%),
      linear-gradient(180deg, #f8fafe 0%, #eef3fa 100%);
}

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

a {
   color: inherit;
   text-decoration: none;
}

.shell {
   width: min(calc(100% - 40px), var(--shell));
   margin: 0 auto;
}

.topbar {
   background: #0c1628;
   color: rgba(255, 255, 255, 0.82);
   font-size: 0.92rem;
}

.topbar-inner,
.nav-inner,
.footer-inner {
   display: flex;
   align-items: center;
   justify-content: space-between;
   gap: 18px;
}

.topbar-inner {
   padding: 10px 0;
}

.topbar-link,
.topbar-social a {
   display: inline-flex;
   align-items: center;
   gap: 8px;
}

.topbar-social {
   display: inline-flex;
   gap: 14px;
}

.site-nav {
   position: sticky;
   top: 0;
   z-index: 40;
   backdrop-filter: blur(14px);
   background: rgba(248, 250, 254, 0.9);
   border-bottom: 1px solid rgba(23, 32, 51, 0.08);
}

.nav-inner {
   padding: 18px 0;
}

.brand img {
   width: 168px;
}

.nav-menu {
   display: flex;
   align-items: center;
   gap: 22px;
   color: var(--muted);
}

.nav-menu a:hover {
   color: var(--ink);
}

.nav-cta,
.button-primary,
.button-secondary {
   display: inline-flex;
   align-items: center;
   justify-content: center;
   min-height: 50px;
   padding: 0 20px;
   border-radius: 999px;
   font-weight: 700;
   transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

.nav-cta,
.button-primary {
   color: #ffffff;
   background: linear-gradient(135deg, var(--brand), var(--navy));
   box-shadow: 0 14px 28px rgba(23, 53, 143, 0.18);
}

.button-secondary {
   border: 1px solid rgba(23, 32, 51, 0.12);
   background: rgba(255, 255, 255, 0.82);
}

.nav-cta:hover,
.button-primary:hover,
.button-secondary:hover {
   transform: translateY(-2px);
}

.page-hero {
   padding: 54px 0 34px;
}

.breadcrumb {
   margin: 0 0 16px;
   color: var(--brand);
   font-size: 0.84rem;
   font-weight: 700;
   letter-spacing: 0.12em;
   text-transform: uppercase;
}

.page-hero h1 {
   max-width: 12ch;
   margin: 0;
   font-family: "Space Grotesk", "Segoe UI", sans-serif;
   font-size: clamp(2.35rem, 4.4vw, 4.15rem);
   line-height: 0.98;
   letter-spacing: -0.04em;
}

.page-lead {
   max-width: 760px;
   margin: 20px 0 0;
   color: var(--muted);
   font-size: 1.14rem;
   line-height: 1.75;
}

.hero-actions {
   display: flex;
   flex-wrap: wrap;
   gap: 14px;
   margin-top: 28px;
}

.content-section {
   padding: 18px 0 50px;
}

.content-grid {
   display: grid;
   grid-template-columns: 1.15fr 0.85fr;
   gap: 22px;
   align-items: start;
}

.page-card,
.cta-panel,
.mini-card,
.article-card {
   border: 1px solid var(--line);
   border-radius: var(--radius-lg);
   background: var(--surface);
   box-shadow: var(--shadow);
}

.page-card,
.cta-panel,
.article-card {
   padding: 28px;
}

.page-card h2,
.cta-panel h2,
.article-card h2,
.article-card h3 {
   margin: 0 0 14px;
   font-family: "Space Grotesk", "Segoe UI", sans-serif;
   line-height: 1.05;
}

.page-card p,
.page-card li,
.cta-panel p,
.article-card p,
.article-card li {
   color: var(--muted);
   line-height: 1.78;
}

.page-card h2,
.cta-panel h2,
.article-card h2 {
   font-size: 2rem;
}

.page-card + .page-card,
.article-card + .article-card {
   margin-top: 18px;
}

.check-list,
.simple-list {
   margin: 18px 0 0;
   padding-left: 20px;
}

.mini-grid,
.link-grid {
   display: grid;
   gap: 16px;
}

.mini-grid {
   grid-template-columns: repeat(2, minmax(0, 1fr));
   margin-top: 18px;
}

.mini-card {
   padding: 18px;
}

.mini-card strong,
.link-card strong {
   display: block;
   margin-bottom: 8px;
   font-family: "Space Grotesk", "Segoe UI", sans-serif;
   font-size: 1.08rem;
}

.mini-card p,
.link-card p {
   margin: 0;
   color: var(--muted);
   line-height: 1.7;
}

.cta-panel {
   position: sticky;
   top: 96px;
}

.eyebrow {
   margin: 0 0 12px;
   color: var(--brand);
   font-size: 0.82rem;
   font-weight: 700;
   letter-spacing: 0.12em;
   text-transform: uppercase;
}

.link-grid {
   grid-template-columns: 1fr;
   margin-top: 18px;
}

.link-card {
   display: block;
   padding: 18px;
   border: 1px solid var(--line);
   border-radius: var(--radius-md);
   background: rgba(255, 255, 255, 0.68);
   transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.link-card:hover {
   transform: translateY(-4px);
   border-color: rgba(30, 64, 175, 0.2);
   box-shadow: 0 18px 30px rgba(15, 23, 42, 0.08);
}

.article-meta {
   margin: 0 0 14px;
   color: var(--brand);
   font-size: 0.84rem;
   font-weight: 700;
   letter-spacing: 0.1em;
   text-transform: uppercase;
}

.site-footer {
   padding: 28px 0 36px;
}

.footer-inner {
   flex-wrap: wrap;
   color: #607089;
   font-size: 0.94rem;
}

@media (max-width: 980px) {
   .content-grid {
      grid-template-columns: 1fr;
   }

   .cta-panel {
      position: static;
   }
}

@media (max-width: 760px) {
   .topbar-inner,
   .nav-inner,
   .footer-inner {
      flex-direction: column;
      align-items: flex-start;
   }

   .nav-menu {
      flex-wrap: wrap;
   }

   .page-hero h1 {
      max-width: none;
   }

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