/* Nerd Consent — public marketing surfaces (BacklogTrace: NC-315) */

:root {
  --nc-navy: #113a5d;
  --nc-navy-dark: #0d2d47;
  --nc-navy-muted: #1a4a72;
  --nc-salmon: #ff7a8a;
  --nc-salmon-hover: #ff6275;
  --nc-salmon-soft: rgb(255 122 138 / 0.14);
  --nc-cream: #fffaf5;
  --nc-ink: #113a5d;
  --nc-ink-muted: #4a6278;
  --nc-ink-soft: #64748b;
  --nc-surface: #ffffff;
  --nc-canvas: #f4f7fa;
  --nc-canvas-warm: #fffaf5;
  --nc-accent: #ff7a8a;
  --nc-accent-hover: #ff6275;
  --nc-accent-soft: rgb(255 122 138 / 0.14);
  --nc-border: #e2e8f0;
  --nc-shadow-sm: 0 1px 2px rgb(17 58 93 / 0.06);
  --nc-shadow-md: 0 12px 40px -12px rgb(17 58 93 / 0.18);
  --nc-radius-lg: 1.25rem;
  --nc-radius-xl: 1.75rem;
}

.nc-landing {
  color: var(--nc-ink);
}

/* Hero */
.nc-hero {
  position: relative;
  overflow: hidden;
  border-radius: var(--nc-radius-xl);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: 2.5rem;
  color: #fff;
  background:
    radial-gradient(ellipse 80% 60% at 100% 0%, rgb(255 122 138 / 0.22), transparent 55%),
    radial-gradient(ellipse 60% 50% at 0% 100%, rgb(255 122 138 / 0.1), transparent 50%),
    linear-gradient(180deg, var(--nc-navy) 0%, var(--nc-navy-dark) 100%);
  border: 1px solid rgb(255 122 138 / 0.25);
  box-shadow: var(--nc-shadow-md);
}

.nc-hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .nc-hero-grid {
    grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
    gap: 2.5rem;
  }
}

.nc-hero-copy {
  position: relative;
  z-index: 1;
}

.nc-hero::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgb(255 122 138 / 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.nc-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--nc-navy);
  background: var(--nc-salmon);
  border: 1px solid rgb(255 122 138 / 0.5);
}

.nc-hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.nc-hero-badge--sovereignty {
  color: #fff;
  background: rgb(255 255 255 / 0.08);
  border-color: rgb(255 255 255 / 0.25);
}

.nc-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  max-width: 18ch;
  margin: 0 0 1rem;
  color: #fff;
  font-family: Montserrat, Inter, system-ui, sans-serif;
}

.nc-hero-lead {
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.65;
  color: rgb(255 250 245 / 0.88);
  max-width: 52ch;
  margin: 0 0 1.75rem;
}

.nc-hero-lead strong {
  color: #fff;
  font-weight: 600;
}

.nc-hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  margin-bottom: 1.25rem;
}

.nc-hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  color: rgb(255 250 245 / 0.75);
}

.nc-hero-trust li {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.nc-hero-trust li::before {
  content: "✓";
  color: var(--nc-salmon);
  font-weight: 700;
  font-size: 0.75rem;
}

.nc-hero .mud-button-outlined-primary {
  color: #fff !important;
  border-color: rgb(255 255 255 / 0.45) !important;
}

.nc-hero .mud-button-text-primary {
  color: var(--nc-salmon) !important;
}

.nc-hero-sovereignty {
  margin: 0 0 1.25rem;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid rgb(255 122 138 / 0.35);
  border-left: 4px solid var(--nc-salmon);
  background: rgb(255 122 138 / 0.1);
  max-width: 52ch;
}

.nc-hero-sovereignty p {
  margin: 0;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: rgb(255 250 245 / 0.92);
}

.nc-hero-sovereignty strong {
  color: #fff;
  font-weight: 600;
}

/* Data sovereignty punchline */
.nc-sovereignty {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 2.5rem;
  padding: clamp(1.5rem, 4vw, 2rem);
  border-radius: var(--nc-radius-xl);
  border: 1px solid rgb(255 122 138 / 0.25);
  background:
    radial-gradient(ellipse 70% 80% at 100% 0%, rgb(255 122 138 / 0.1), transparent 55%),
    linear-gradient(135deg, var(--nc-cream) 0%, #ffffff 55%, var(--nc-canvas) 100%);
  box-shadow: var(--nc-shadow-md);
}

@media (min-width: 900px) {
  .nc-sovereignty {
    grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
    gap: 2rem;
  }
}

.nc-sovereignty-eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nc-salmon-hover);
}

.nc-sovereignty h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.35rem, 3vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--nc-ink);
  max-width: 36ch;
  font-family: Montserrat, Inter, system-ui, sans-serif;
}

.nc-sovereignty-lead {
  margin: 0 0 1rem;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--nc-ink-muted);
  max-width: 58ch;
}

.nc-sovereignty-points {
  margin: 0 0 1rem;
  padding: 0;
  list-style: none;
}

.nc-sovereignty-points li {
  position: relative;
  padding-left: 1.35rem;
  margin: 0.4rem 0;
  font-size: 0.9375rem;
  color: var(--nc-ink);
  font-weight: 500;
}

.nc-sovereignty-points li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--nc-salmon);
  font-weight: 700;
}

.nc-sovereignty-link {
  padding-left: 0 !important;
  text-transform: none !important;
  font-weight: 600 !important;
}

.nc-sovereignty-emblem {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 1.25rem;
  border-radius: var(--nc-radius-lg);
  background: var(--nc-navy);
  border: 1px solid rgb(255 122 138 / 0.3);
  text-align: center;
}

.nc-sovereignty-mark {
  display: block;
  width: 5rem;
  height: 5rem;
}

.nc-sovereignty-emblem-text {
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.45;
  color: var(--nc-salmon);
  letter-spacing: 0.04em;
}

.nc-sovereignty-consent {
  border-color: rgb(255 122 138 / 0.25) !important;
  background: linear-gradient(135deg, var(--nc-cream) 0%, #ffffff 100%);
}

/* Stat cards */
.nc-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
}

.nc-stats--hero {
  margin-top: 0.5rem;
}

@media (min-width: 900px) {
  .nc-stats {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 639px) {
  .nc-stats {
    grid-template-columns: 1fr;
  }
}

.nc-stat-card {
  background: var(--nc-surface);
  border: 1px solid var(--nc-border);
  border-radius: var(--nc-radius-lg);
  padding: 1.5rem 1.25rem;
  text-align: center;
  box-shadow: var(--nc-shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.nc-stat-card:hover {
  box-shadow: var(--nc-shadow-md);
  transform: translateY(-2px);
}

.nc-stat-card--highlight {
  border-color: rgb(255 122 138 / 0.35);
  background: linear-gradient(180deg, #ffffff 0%, var(--nc-accent-soft) 100%);
}

.nc-stat-card--impact {
  border-color: rgb(5 150 105 / 0.25);
  background: linear-gradient(180deg, #ffffff 0%, rgb(5 150 105 / 0.06) 100%);
}

.nc-stat-value {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin: 0 0 0.35rem;
  font-family: Montserrat, Inter, system-ui, sans-serif;
}

.nc-stat-value--accent { color: var(--nc-salmon-hover); }
.nc-stat-value--muted { color: var(--nc-ink-soft); }
.nc-stat-value--success { color: #059669; }
.nc-stat-value--impact { color: #047857; }

.nc-stat-label {
  font-size: 0.875rem;
  color: var(--nc-ink-muted);
  line-height: 1.4;
}

/* Section headings */
.nc-section-title {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--nc-ink);
  margin: 0 0 1.5rem;
  font-family: Montserrat, Inter, system-ui, sans-serif;
}

/* Feature cards */
.nc-features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 3rem;
}

@media (max-width: 959px) {
  .nc-features {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 960px) {
  .nc-features {
    grid-template-columns: repeat(4, 1fr);
  }
}

.nc-feature-card {
  background: var(--nc-surface);
  border: 1px solid var(--nc-border);
  border-radius: var(--nc-radius-lg);
  padding: 1.5rem;
  height: 100%;
}

.nc-feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: var(--nc-accent-soft);
  color: var(--nc-accent-hover);
  margin-bottom: 1rem;
}

.nc-feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--nc-ink);
}

.nc-feature-card p {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--nc-ink-muted);
  margin: 0;
}

/* Comparison table */
.nc-compare {
  background: var(--nc-surface);
  border: 1px solid var(--nc-border);
  border-radius: var(--nc-radius-lg);
  padding: 1.5rem;
  box-shadow: var(--nc-shadow-sm);
  margin-bottom: 2.5rem;
}

.nc-compare .mud-table-root {
  border-radius: 0.75rem;
  overflow: hidden;
}

.nc-compare-caption {
  font-size: 0.8125rem;
  color: var(--nc-ink-soft);
  margin-top: 1rem;
}

/* Bottom CTA */
.nc-cta-band {
  text-align: center;
  padding: 2.5rem 1.5rem;
  border-radius: var(--nc-radius-lg);
  background: linear-gradient(135deg, var(--nc-navy) 0%, var(--nc-navy-dark) 100%);
  border: 1px solid rgb(255 122 138 / 0.25);
  color: #fff;
}

.nc-cta-band p {
  color: rgb(255 250 245 / 0.88);
  margin: 0 0 1.25rem;
  font-size: 1rem;
}

/* Public app bar */
.nc-appbar {
  background: rgb(17 58 93 / 0.96) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgb(255 122 138 / 0.2) !important;
  color: #fff !important;
}

.nc-appbar .mud-button-root {
  text-transform: none;
  font-weight: 500;
  letter-spacing: 0;
  color: rgb(255 250 245 / 0.92) !important;
}

.nc-appbar .mud-button-root:hover {
  color: var(--nc-salmon) !important;
  background: rgb(255 122 138 / 0.1) !important;
}

.nc-appbar .nc-locale-switch__active {
  color: var(--nc-salmon) !important;
}

.nc-appbar .nc-locale-switch__link {
  color: rgb(255 250 245 / 0.65) !important;
}

.nc-appbar .nc-locale-switch__link:hover {
  color: #fff !important;
}

.nc-appnav {
  display: flex;
  align-items: center;
  gap: 0.1rem;
  margin-left: 0.5rem;
}

.nc-appnav--desktop {
  display: none;
}

.nc-appbar__mobile-only {
  display: inline-flex;
}

.nc-appbar__desktop-only {
  display: none;
  align-items: center;
}

@media (min-width: 960px) {
  .nc-appnav--desktop {
    display: flex;
  }

  .nc-appbar__mobile-only {
    display: none !important;
  }

  .nc-appbar__desktop-only {
    display: flex;
  }
}

.nc-appnav__link {
  display: inline-flex;
  align-items: center;
  padding: 0.35rem 0.55rem;
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0;
  text-transform: none;
  color: rgb(255 250 245 / 0.88) !important;
  border-radius: 0.5rem;
  line-height: 1.25;
}

.nc-appnav__link:hover,
.nc-appnav__link--active {
  color: var(--nc-salmon) !important;
  background: rgb(255 122 138 / 0.12) !important;
}

.nc-appnav__menu-button {
  color: rgb(255 250 245 / 0.92) !important;
}

.nc-nav-drawer {
  background: var(--nc-navy) !important;
  color: #fff;
}

.nc-nav-drawer .mud-drawer-content {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.nc-nav-drawer__header {
  padding: 1rem 1.25rem 0.75rem;
  border-bottom: 1px solid rgb(255 122 138 / 0.2);
}

.nc-nav-drawer__nav {
  flex: 1;
  overflow-y: auto;
  padding: 0.5rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.nc-nav-drawer__link {
  display: block;
  padding: 0.65rem 1.25rem;
  color: rgb(255 250 245 / 0.88);
  font-weight: 500;
  text-decoration: none;
  border-radius: 0.5rem;
  margin: 0 0.75rem;
}

.nc-nav-drawer__link:hover,
.nc-nav-drawer__link--active {
  background: rgb(255 122 138 / 0.12);
  color: var(--nc-salmon);
}

.nc-nav-drawer__footer {
  padding: 1rem 1.25rem 1.25rem;
  border-top: 1px solid rgb(255 122 138 / 0.2);
}

.nc-nav-drawer__footer .nc-locale-switch__active {
  color: var(--nc-salmon) !important;
}

.nc-nav-drawer__footer .nc-locale-switch__link {
  color: rgb(255 250 245 / 0.65) !important;
}

.nc-brand-link {
  display: inline-flex;
  align-items: center;
  line-height: 0;
}

.nc-brand-logo {
  display: block;
  height: 2rem;
  width: auto;
  overflow: visible;
}

.nc-brand {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #fff;
}

.nc-brand-dot {
  color: var(--nc-salmon);
}

.nc-main-canvas {
  background: var(--nc-canvas);
  min-height: 100vh;
}

.nc-public-footer {
  background: var(--nc-navy) !important;
  color: rgb(255 250 245 / 0.88);
}

.nc-public-footer .mud-typography-subtitle2 {
  color: #fff !important;
  font-family: Montserrat, Inter, system-ui, sans-serif;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.nc-public-footer .mud-typography-body2,
.nc-public-footer .mud-typography-caption {
  color: rgb(255 250 245 / 0.75) !important;
}

.nc-public-footer .mud-link {
  color: var(--nc-salmon) !important;
}

.nc-public-footer .mud-link:hover {
  color: #fff !important;
}

.nc-public-footer .nc-locale-switch__active {
  color: var(--nc-salmon) !important;
}

.nc-public-footer .nc-locale-switch__link {
  color: rgb(255 250 245 / 0.65) !important;
}

/* Keep content below fixed app bar — never use pa-* on MudMainContent (overrides padding-top). */
.nc-main-canvas .nc-main-content.mud-main-content {
  padding-top: calc(var(--mud-appbar-height, 48px) + 1rem);
}

@media (min-width: 960px) {
  .nc-main-canvas .nc-main-content.mud-main-content {
    padding-top: calc(var(--mud-appbar-height, 48px) + 1.5rem);
  }
}

/* Live banner demo (browser mockup) */
.nc-browser-demo {
  position: relative;
  z-index: 1;
}

.nc-browser-demo__label {
  margin: 0 0 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--nc-accent-hover);
}

.nc-browser-demo__shell {
  border: 1px solid var(--nc-border);
  border-radius: 1rem;
  overflow: hidden;
  background: var(--nc-surface);
  box-shadow: var(--nc-shadow-md);
}

.nc-browser-demo__chrome {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.85rem;
  background: #f1f5f9;
  border-bottom: 1px solid var(--nc-border);
}

.nc-browser-demo__dots {
  display: inline-flex;
  gap: 0.35rem;
}

.nc-browser-demo__dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: #cbd5e1;
}

.nc-browser-demo__dot:first-child { background: #f87171; }
.nc-browser-demo__dot:nth-child(2) { background: #fbbf24; }
.nc-browser-demo__dot:nth-child(3) { background: #4ade80; }

.nc-browser-demo__url {
  flex: 1;
  padding: 0.35rem 0.65rem;
  border-radius: 0.4rem;
  background: #fff;
  border: 1px solid var(--nc-border);
  font-size: 0.75rem;
  color: var(--nc-ink-soft);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nc-browser-demo__frame {
  display: block;
  width: 100%;
  height: 22rem;
  border: 0;
  background: #fff;
}

.nc-browser-demo__caption {
  margin: 0.65rem 0 0;
  font-size: 0.8125rem;
  color: var(--nc-ink-soft);
  text-align: center;
}

/* Locale switch */
.nc-locale-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
}

.nc-locale-switch__active {
  color: var(--nc-accent-hover);
}

.nc-locale-switch__sep {
  color: var(--nc-ink-soft);
}

.nc-locale-switch__link {
  color: var(--nc-ink-muted) !important;
  text-decoration: none !important;
}

.nc-locale-switch__link:hover {
  color: var(--nc-accent-hover) !important;
}

/* Capabilities — more than a dialog */
.nc-capabilities {
  margin-bottom: 2.5rem;
}

.nc-capabilities-header {
  max-width: 42rem;
  margin-bottom: 1.5rem;
}

.nc-capabilities-eyebrow {
  margin: 0 0 0.35rem;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--nc-accent-hover);
}

.nc-capabilities-header h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.5rem, 3vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.nc-capabilities-lead {
  margin: 0;
  color: var(--nc-ink-muted);
  line-height: 1.6;
}

.nc-capabilities-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 640px) {
  .nc-capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .nc-capabilities-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.nc-capability-card {
  padding: 1.25rem;
  border-radius: var(--nc-radius-lg);
  background: var(--nc-surface);
  border: 1px solid var(--nc-border);
  box-shadow: var(--nc-shadow-sm);
}

.nc-capability-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  margin-bottom: 0.75rem;
  border-radius: 0.5rem;
  background: var(--nc-accent-soft);
  color: var(--nc-accent-hover);
}

.nc-capability-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1rem;
  font-weight: 600;
}

.nc-capability-card p {
  margin: 0;
  font-size: 0.875rem;
  color: var(--nc-ink-muted);
  line-height: 1.55;
}

.nc-capabilities-footer {
  margin: 1.25rem 0 0;
}

.nc-stat-sublabel {
  margin-top: 0.35rem;
  font-size: 0.75rem;
  color: var(--nc-ink-soft);
}

/* How it works */
.nc-how-it-works {
  color: var(--nc-ink);
}

.nc-how-callout {
  border-color: rgb(255 122 138 / 0.25) !important;
  background: linear-gradient(180deg, #fff 0%, var(--nc-accent-soft) 100%);
}

.nc-architecture-diagram {
  margin: 0 0 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: var(--nc-radius-lg);
  background: var(--nc-navy-dark);
  color: #e2e8f0;
  font-size: 0.8125rem;
  line-height: 1.5;
  overflow-x: auto;
  white-space: pre;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  border: 1px solid rgb(255 122 138 / 0.2);
}