:root {
  --nsa-primary: #673de6;
  --nsa-primary-dark: #5025d1;
  --nsa-bg: #f6f7fd;
  --nsa-surface: #ffffff;
  --nsa-border: #e5e7f2;
  --nsa-text: #1d2433;
  --nsa-muted: #667085;
  --nsa-radius: 22px;
  --nsa-shadow: 0 14px 30px rgba(103, 61, 230, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--nsa-text);
  background: linear-gradient(180deg, #f3f1ff 0%, #f8f9ff 220px, #f6f7fd 220px);
}

a { color: inherit; }
img { max-width: 100%; height: auto; }

.nsa-container {
  width: min(1160px, calc(100% - 32px));
  margin: 0 auto;
}

.nsa-site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229,231,242,.85);
}

.nsa-header-inner,
.nsa-footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  min-height: 78px;
}

.nsa-branding {
  display: flex;
  align-items: center;
  gap: 12px;
}

.nsa-site-title {
  text-decoration: none;
  font-weight: 800;
  font-size: 22px;
}

.nsa-nav {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nsa-nav ul {
  list-style: none;
  display: flex;
  gap: 14px;
  padding: 0;
  margin: 0;
}

.nsa-nav a,
.nsa-outline-cta,
.nsa-nav-cta {
  text-decoration: none;
}

.nsa-nav-cta {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  background: var(--nsa-primary);
  color: #fff;
  padding: 13px 18px;
  border-radius: 14px;
  font-weight: 700;
  box-shadow: var(--nsa-shadow);
}

.nsa-outline-cta {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  color: var(--nsa-primary);
  background: #fff;
  border: 1px solid var(--nsa-border);
  padding: 13px 18px;
  border-radius: 14px;
  font-weight: 700;
}

.nsa-site-main {
  padding: 32px 0 72px;
}

.nsa-hero {
  padding: 32px 0 24px;
}

.nsa-hero-grid,
.nsa-feature-grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 22px;
}

.nsa-hero h1 {
  font-size: clamp(36px, 5vw, 58px);
  line-height: 1.04;
  margin: 14px 0;
}

.nsa-hero p {
  color: var(--nsa-muted);
  font-size: 18px;
  max-width: 760px;
}

.nsa-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ece7ff;
  color: var(--nsa-primary);
  border-radius: 999px;
  padding: 9px 14px;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: .06em;
}

.nsa-hero-actions {
  margin-top: 22px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.nsa-hero-panel,
.nsa-entry-card,
.nsa-feature-card {
  background: var(--nsa-surface);
  border: 1px solid var(--nsa-border);
  border-radius: var(--nsa-radius);
  box-shadow: var(--nsa-shadow);
}

.nsa-hero-panel {
  padding: 24px;
  display: grid;
  gap: 16px;
  align-content: start;
}

.nsa-mini-card,
.nsa-feature-card,
.nsa-entry-card {
  background: linear-gradient(180deg, #fff 0%, #fcfcff 100%);
  border: 1px solid var(--nsa-border);
  border-radius: 18px;
  padding: 22px;
}

.nsa-section {
  padding-top: 10px;
}

.nsa-feature-grid {
  grid-template-columns: repeat(3, 1fr);
}

.nsa-content-area {
  display: grid;
  gap: 18px;
}

.nsa-entry-card h1 {
  margin-top: 0;
}

.nsa-site-footer {
  border-top: 1px solid var(--nsa-border);
  background: rgba(255,255,255,.9);
}

.nsa-site-footer p {
  color: var(--nsa-muted);
}

@media (max-width: 960px) {
  .nsa-header-inner,
  .nsa-footer-inner,
  .nsa-nav,
  .nsa-nav ul,
  .nsa-hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .nsa-hero-grid,
  .nsa-feature-grid {
    grid-template-columns: 1fr;
  }
}