:root {
  --bn-color-canvas: #d9d4cf;
  --bn-color-surface: #f8f7f5;
  --bn-color-surface-alt: #eef4f7;
  --bn-color-text-primary: #40546a;
  --bn-color-text-secondary: #4f5457;
  --bn-color-border: #ccd7de;
  --bn-color-accent-primary: #57758d;
  --bn-color-accent-secondary: #6ea9c3;
  --bn-color-accent-success: #96bc7f;

  --bn-font-family-sans: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  --bn-font-family-serif: Georgia, "Times New Roman", serif;
  --bn-type-xs: 12px;
  --bn-type-sm: 14px;
  --bn-type-md: 16px;
  --bn-type-lg: 20px;
  --bn-type-xl: 32px;
  --bn-type-xxl: 48px;
  --bn-line-tight: 1.2;
  --bn-line-normal: 1.5;
  --bn-line-reading: 1.8;

  --bn-radius-sm: 8px;
  --bn-radius-md: 16px;
  --bn-radius-lg: 24px;
  --bn-radius-xl: 32px;

  --bn-space-xs: 4px;
  --bn-space-sm: 8px;
  --bn-space-md: 16px;
  --bn-space-lg: 24px;
  --bn-space-xl: 32px;
  --bn-space-xxl: 48px;

  --bn-shadow-soft: 0 8px 18px rgba(40, 48, 62, 0.08);
  --bn-shadow-elevated: 0 24px 80px rgba(20, 18, 18, 0.12);

  --app-container: 1160px;
  --app-page-bg: #d6dee5;
  --app-bg: #ffffff;
  --app-surface: var(--bn-color-surface-alt);
  --app-surface-2: var(--bn-color-surface);
  --app-site-nav-bg: var(--app-bg);
  --app-nav-link-text: #000000;
  --app-nav-link-hover: #111111;
  --app-line: var(--bn-color-border);
  --app-line-soft: color-mix(in srgb, var(--bn-color-border) 75%, var(--bn-color-text-primary));
  --app-text: var(--bn-color-text-primary);
  --app-muted: var(--bn-color-text-secondary);
  --app-muted-2: color-mix(in srgb, var(--bn-color-text-secondary) 70%, var(--bn-color-text-primary));
  --app-link: var(--bn-color-accent-primary);
  --app-link-hover: var(--bn-color-accent-secondary);
  --app-action-primary: #35528a;
  --app-action-primary-hover: #2b4370;
  --app-action-secondary: #1f8a87;
  --app-action-secondary-hover: #176d6a;
  --app-action-pdf: #246e8b;
  --app-action-pdf-hover: #1d5970;
  --app-button-text: var(--bn-color-surface);
  --app-highlight: #0b63ff;
  --app-brand-word: #2a9a9a;
  --app-focus-color: var(--bn-color-accent-secondary);
  --app-focus-ring: 0 0 0 3px color-mix(in srgb, var(--bn-color-accent-secondary) 45%, transparent);
  --app-pane-border: #aabac8;
  /* Footer */
  --app-footer-bg: color-mix(in srgb, var(--bn-color-text-primary) 6%, var(--app-bg));
  --app-footer-text: var(--app-muted);
  --app-footer-heading: var(--app-text);
  --app-footer-link: var(--app-muted);
  --app-footer-link-hover: var(--app-text);
  --app-footer-strip-bg: color-mix(in srgb, var(--bn-color-text-primary) 10%, var(--app-bg));
  --app-footer-strip-text: var(--app-muted-2);
}

:root[data-tenant-theme="teal-enterprise"] {
  --bn-color-accent-primary: #2e5652;
  --bn-color-accent-secondary: #2e9890;
  --bn-color-surface-alt: #edf7f6;
}

/* Global nav cleanup: prevent stray top hairlines above menu rows. */
.site-nav,
.site-nav-inner,
.nav-links {
  border-top: 0 !important;
  box-shadow: none !important;
}

/* Kill any residual hairline on primary nav lists (including pseudo-elements). */
.site-nav ul[aria-label="Primary navigation"] {
  border: 0 !important;
  border-top: 0 !important;
  box-shadow: none !important;
  outline: 0 !important;
  background-image: none !important;
}
.site-nav ul[aria-label="Primary navigation"]::before,
.site-nav ul[aria-label="Primary navigation"]::after {
  content: none !important;
  display: none !important;
  border: 0 !important;
  border-top: 0 !important;
  box-shadow: none !important;
}
.site-nav ul[aria-label="Primary navigation"] > li,
.site-nav ul[aria-label="Primary navigation"] > li::before,
.site-nav ul[aria-label="Primary navigation"] > li::after {
  border-top: 0 !important;
  box-shadow: none !important;
}

/* BoxNexus header: shared nav menu and CTA (for pages using theme) */
.site-nav-inner {
  gap: 32px;
}
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  padding: 8px 12px;
  border-radius: var(--bn-radius-sm);
  font-weight: 500;
}
.nav-links a:hover {
  background: color-mix(in srgb, var(--app-line) 35%, transparent);
  text-decoration: none;
}
.nav-item-cta {
  margin-left: 8px;
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 20px;
  font-size: var(--bn-type-sm);
  font-weight: 600;
  color: var(--app-button-text) !important;
  background: var(--app-action-primary);
  border: 1px solid var(--app-action-primary);
  border-radius: var(--bn-radius-sm);
  text-decoration: none !important;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.06);
}
.nav-cta:hover,
.nav-links a.nav-cta:hover {
  background: var(--app-action-primary-hover);
  border-color: var(--app-action-primary-hover);
  color: var(--app-button-text) !important;
}
@media (max-width: 760px) {
  .nav-menu { flex-wrap: wrap; }
  .nav-item-cta { margin-left: 0; margin-top: 10px; padding-top: 10px; width: 100%; border-top: 1px solid var(--app-line); }
  .nav-item-cta .nav-cta { width: 100%; justify-content: center; }
}

/* BoxNexus footer: 4-column + bottom strip */
.site-footer {
  background: var(--app-footer-bg);
  color: var(--app-footer-text);
  font-size: var(--bn-type-sm);
  line-height: var(--bn-line-normal);
  border-top: 1px solid var(--app-line);
}

.site-footer .container {
  width: min(var(--app-container), calc(100% - 48px));
  margin: 0 auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 24px;
  padding: 40px 0 32px;
}

.footer-col {
  min-width: 0;
}

.footer-heading {
  margin: 0 0 14px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--app-footer-heading);
}

.footer-col ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-col li {
  margin: 0 0 8px;
}

.footer-col a {
  color: var(--app-footer-link);
  text-decoration: none;
}

.footer-col a:hover {
  color: var(--app-footer-link-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-strip {
  background: var(--app-footer-strip-bg);
  padding: 16px 0;
  font-size: var(--bn-type-xs);
  color: var(--app-footer-strip-text);
  border-top: 1px solid var(--app-line);
}

.footer-strip .container {
  display: flex;
  flex-wrap: nowrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px 20px;
}

.footer-strip-left {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 20px;
}

.footer-strip a {
  color: var(--app-footer-strip-text);
  text-decoration: none;
}

.footer-strip a:hover {
  color: var(--app-footer-link-hover);
  text-decoration: underline;
}

.footer-strip-linkedin {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.footer-strip-linkedin:hover {
  text-decoration: none;
}

.footer-strip-linkedin svg {
  display: block;
  width: 20px;
  height: 20px;
  max-width: 20px;
  max-height: 20px;
  flex-shrink: 0;
  fill: currentColor;
}

.footer-strip-sep {
  color: var(--app-line);
  user-select: none;
}

@media (max-width: 900px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 32px 0 28px;
  }
}

@media (max-width: 560px) {
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 28px 0 24px;
  }
  .footer-heading {
    margin-bottom: 10px;
  }
  .footer-strip .container {
    flex-wrap: wrap;
  }
}