/* =====================================================
   NEX-SAHA v2.1 — NETWORK GUARDIAN LANDING
   ===================================================== */

/* ---------- TOKENS ---------- */

:root {
  --cyan: #5ae6ff;
  --cyan-deep: #00b8d4;
  --purple: #c8b2ff;
  --teal: #14b8a6;
  --amber: #f59e0b;

  --navy: #05162a;
  --panel: #0f2d4e;
  --white: #f8fafc;
  --muted: #94a3b8;

  --xs: 4px;
  --sm: 8px;
  --md: 16px;
  --lg: 24px;
  --xl: 32px;
  --xxl: 48px;
  --xxxl: 64px;

  --radius: 24px;
  --border-strong: 2px solid var(--cyan);
  --border-soft: 1px solid rgba(148,163,184,.35);

  --sheet-bg: #031f36;
  --sheet-text: #eaf6ff;
  --sheet-muted: #9fb8cc;
  --sheet-border: #1aa9d6;

  --trust-pill-bg: #eaf9ff;
  --trust-pill-border: #37cfee;
  --trust-pill-text: #007fa3;

  --rating-pill-bg: #f3ecff;
  --rating-pill-border: #c8a8ff;
  --rating-pill-text: #8a59dd;
}

[data-theme="light"] {
  --sheet-bg: #eaf4fb;
  --sheet-text: #0d2236;
  --sheet-muted: #3f5870;
  --sheet-border: #7fd7ef;

  --trust-pill-bg: #dff6ff;
  --trust-pill-border: #2bc3e8;
  --trust-pill-text: #006f95;

  --rating-pill-bg: #f1e9ff;
  --rating-pill-border: #be9eff;
  --rating-pill-text: #7447c8;
}

/* ---------- RESET ---------- */

* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  width: 100%;
  overflow-x: hidden;
}

/* ---------- BODY ---------- */

body {
  font-family: "Inter Tight", system-ui, sans-serif;
  color: var(--white);
  background: var(--navy);
  min-height: 100vh;
}

.bg-layers {
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 18%, rgba(124,58,237,.28), transparent 50%),
    radial-gradient(circle at 82% 12%, rgba(0,184,212,.22), transparent 45%),
    radial-gradient(circle at 72% 78%, rgba(20,184,166,.18), transparent 50%);
  pointer-events: none;
  z-index: 0;
  filter: blur(2px);
}

/* ---------- NAV ---------- */

.ng-nav {
  position: sticky;
  top: 0;
  z-index: 3;
  max-width: 1240px;
  margin: auto;
  padding: var(--lg) var(--xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(16px);
}

.ng-logo {
  display: flex;
  gap: var(--md);
  align-items: center;
}

.ng-logo img {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  border: var(--border-strong);
  box-shadow: 0 0 24px rgba(0,229,255,.35);
}

.ng-logo-title {
  font-family: "Geist";
  font-weight: 700;
}

.ng-logo-subtitle {
  font-size: 11px;
  letter-spacing: .14em;
  color: var(--muted);
  text-transform: uppercase;
}

.ng-links {
  display: flex;
  gap: var(--md);
  align-items: center;
}

.ng-links a {
  color: var(--white);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: .06em;
}

.ng-links .pill {
  border-radius: 999px;
  border: var(--border-soft);
  padding: 8px 14px;
  background: rgba(15,23,42,.7);
}

/* ---------- LAYOUT ---------- */

.ng-main {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: auto;
  padding: var(--xxxl) var(--xxl);
}

/* ---------- HERO ---------- */

.ng-hero {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--xxxl);
  align-items: start;
}

.hero-right {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.hero-stack {
  width: 100%;
  max-width: 500px;
  display: flex;
  flex-direction: column;
  gap: var(--md);
  justify-content: center;
  margin-top: 40px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--md);
}

.metric-card {
  background: rgba(2,6,23,.75);
  border: 1px solid rgba(0,229,255,.25);
  border-radius: 14px;
  padding: var(--md);
  text-align: center;
  box-shadow: 0 14px 36px rgba(0,0,0,.25);
}

.metric-card.tall {
  padding: var(--lg);
}

.metric-title {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.metric-value,
.metric-number {
  font-family: "Geist";
  font-size: 28px;
  margin-top: 6px;
}

.gauge-block {
  margin: var(--sm) 0 var(--md);
  padding: var(--md);
  border-radius: 14px;
  background: rgba(2,6,23,.6);
  border: 1px solid rgba(148,163,184,.2);
}

.gauge {
  position: relative;
  width: 180px;
  aspect-ratio: 1 / 1;
  margin: auto;
}

.gauge-donut {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background:
    conic-gradient(
      var(--cyan) 0deg 0deg,
      rgba(148,163,184,.2) 0deg 360deg
    );
  -webkit-mask: radial-gradient(farthest-side, transparent 58%, #000 60%);
  mask: radial-gradient(farthest-side, transparent 58%, #000 60%);
  filter: drop-shadow(0 0 12px rgba(0,229,255,.2));
  animation: gauge-fill 2s ease-out forwards;
}

.gauge-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-top: 18px;
}

.gauge-value {
  font-size: 32px;
  font-weight: 700;
}

.gauge-label {
  color: var(--muted);
  font-size: 13px;
}

.gauge-pills {
  display: flex;
  gap: var(--sm);
  justify-content: center;
  margin-top: var(--md);
  margin-bottom: 4px;
}

.gauge-pills.compact {
  gap: var(--md);
}

.stat-pill {
  padding: 10px 12px;
  border-radius: 12px;
  background: rgba(15,23,42,.8);
  border: 1px solid rgba(0,229,255,.4);
  min-width: 120px;
}

.pill-label {
  display: block;
  font-size: 12px;
  color: var(--muted);
}

.pill-value {
  font-weight: 700;
}

.stat-pill.centered {
  align-items: center;
  text-align: center;
}

.gauge-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--md);
  text-align: center;
  margin-top: var(--md);
}

.stat-number {
  font-weight: 700;
}

.stat-label {
  color: var(--muted);
  font-size: 12px;
}

.trust-summary {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin-top: var(--md);
}

.trust-pill {
  padding: 8px 12px;
  border-radius: 999px;
  border: 2px solid var(--trust-pill-border);
  background: var(--trust-pill-bg);
  color: var(--trust-pill-text);
  font-size: 12px;
}

.rating-pill {
  padding: 8px 12px;
  border-radius: 999px;
  border: 2px solid var(--rating-pill-border);
  background: var(--rating-pill-bg);
  color: var(--rating-pill-text);
  font-size: 12px;
}

.trust-pill.primary {
  background: linear-gradient(135deg, rgba(0,229,255,.16), rgba(20,184,166,.12));
  color: var(--white);
  border-color: rgba(0,229,255,.5);
}

.background-sheet {
  background: var(--sheet-bg);
  color: var(--sheet-text);
  border: 1px solid var(--sheet-border);
}

.background-sheet .subtitle,
.background-sheet .helper,
.background-sheet .muted,
.background-sheet .subtext {
  color: var(--sheet-muted);
}

.scans-table-header,
.scan-row {
  display: grid;
  grid-template-columns: 2.1fr 1fr 1fr 1fr 1fr;
  align-items: center;
  column-gap: 12px;
}

.scans-table-header {
  padding: 16px 22px;
  border-radius: 20px;
  background: #eaf4fb;
  border: 1.5px solid #9ee9ff;
}

.scans-table-header .hcell {
  font-family: "Space Mono", monospace;
  font-size: 15px;
  letter-spacing: .01em;
  white-space: nowrap;
  color: #0b1622;
}

@media (max-width: 760px) {
  .scans-table-header .hcell {
    white-space: normal;
    overflow-wrap: anywhere;
    line-height: 1.25;
  }
}

.scans-table-header .hcell:first-child {
  text-align: left;
}

.scans-table-header .hcell:not(:first-child) {
  text-align: center;
}

.scan-row {
  position: relative;
  padding: 18px 22px;
  border-radius: 22px;
  background: #dbe7f2;
  border: 1.5px solid #b9d9ea;
}

.scan-row.is-selected {
  background: linear-gradient(180deg, #21455f 0%, #1d3f58 100%);
  border: 1.5px solid #27c8ea;
  box-shadow: inset 0 0 0 1px rgba(39, 200, 234, .25);
}

.scan-row.is-selected::before {
  content: "";
  position: absolute;
  left: 0;
  top: 18px;
  bottom: 18px;
  width: 4px;
  border-radius: 0 4px 4px 0;
  background: #27c8ea;
}

.intent-footer {
  margin-top: var(--md);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sm);
}

.foot-label {
  color: var(--muted);
  font-size: 12px;
}

.btn-sm {
  padding: 8px 14px;
  font-size: 11px;
}
.ng-why {
  margin-top: var(--xxxl);
  display: grid;
  gap: var(--md);
}

.why-header {
  max-width: 760px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--md);
}

.why-card {
  background: rgba(2,6,23,.75);
  border-radius: 16px;
  border: 1px solid rgba(148,163,184,.25);
  padding: var(--lg);
  box-shadow: 0 14px 40px rgba(0,0,0,.35);
}

.why-label {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--cyan);
  margin-bottom: 8px;
}

.ng-how {
  margin-top: var(--xxxl);
  display: grid;
  gap: var(--xl);
}

.how-header {
  max-width: 760px;
}

.how-grid {
  display: block;
}

.how-grid.two-col {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--xl);
  align-items: center;
  justify-items: center;
}

.modes-stack {
  display: flex;
  flex-direction: column;
  gap: var(--md);
  width: 100%;
  max-width: 520px;
  justify-content: center;
  height: 100%;
}

.mode-card {
  background: rgba(2,6,23,.75);
  border: 1px solid rgba(148,163,184,.25);
  border-radius: 16px;
  padding: var(--lg);
  box-shadow: 0 14px 36px rgba(0,0,0,.3);
  width: 100%;
}

.mode-card h4 {
  margin: 0 0 6px;
}

.mode-title {
  color: var(--cyan);
}

.how-card .intent-card {
  height: 100%;
}

.intent-header {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--sm);
}

.ng-hero-subtitle.compact,
.diagram-subtitle.compact {
  max-width: 100%;
  margin-bottom: 0;
}

.eyebrow {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
}

h1 {
  font-family: "Geist";
  font-size: 42px;
  line-height: 1.1;
  margin-bottom: var(--md);
}

h2 {
  font-family: "Geist";
  font-size: 32px;
  margin: 0 0 var(--md);
}

h3 {
  margin-top: 0;
  margin-bottom: var(--sm);
  font-size: 18px;
}

.gradient-text {
  background: linear-gradient(120deg, var(--cyan), var(--purple), var(--teal));
  -webkit-background-clip: text;
  color: transparent;
}

.ng-hero-subtitle {
  font-size: 15px;
  line-height: 1.6;
  color: #e2e8f0;
  margin-bottom: var(--lg);
}

.ng-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--md);
}

.ng-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--md);
  margin-top: var(--xl);
}

.principles-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--md);
}

.principle-chip {
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(0,229,255,.12);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .04em;
}

.hero-stats {
  margin-top: var(--lg);
  display: flex;
  flex-wrap: wrap;
  gap: var(--md);
}

.hero-stat-card {
  background: rgba(2,6,23,.7);
  border: 1px solid rgba(148,163,184,.25);
  border-radius: 14px;
  padding: var(--md);
  min-width: 200px;
  box-shadow: 0 12px 32px rgba(0,0,0,.25);
}

.hero-stat-title {
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero-stat-value {
  font-family: "Geist";
  font-size: 20px;
  margin-top: 6px;
}

.principles-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: var(--md);
}

.principle-chip {
  padding: 8px 12px;
  border-radius: 12px;
  background: rgba(0,229,255,.12);
  color: var(--cyan);
  font-size: 12px;
  letter-spacing: .04em;
}

.built-for {
  margin-top: var(--sm);
}

.hero-built-for {
  grid-column: 1 / -1;
  max-width: 100%;
}

.built-for .pill-label {
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  font-size: 11px;
}

.pill-row {
  display: flex;
  gap: 12px;
  flex-wrap: nowrap;
  width: 100%;
  max-width: none;
  justify-content: flex-start;
  margin-top: 18px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 6px;
}

.counter-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--md);
}

.scan-counter {
  margin-top: var(--lg);
  padding: var(--md) var(--lg);
  border-radius: var(--radius);
  background: rgba(0,229,255,.08);
  border: 1px solid rgba(0,229,255,.35);
  box-shadow: 0 16px 48px rgba(0,0,0,.35);
  max-width: 420px;
  text-align: center;
}

.counter-label {
  letter-spacing: .08em;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  white-space: normal;
  overflow-wrap: anywhere;
  line-height: 1.35;
  max-width: 100%;
  text-align: center;
}

.counter-value {
  font-family: "Geist";
  font-size: 30px;
  margin: 6px 0;
  text-align: center;
}

.counter-note {
  color: var(--muted);
  font-size: 12px;
  margin: 0;
}

.metric-number {
  font-family: "Space Mono", monospace;
  font-size: 16px;
  color: var(--cyan);
}

.metric-label {
  font-size: 13px;
  color: var(--muted);
}

/* ---------- BUTTONS ---------- */

.btn {
  border-radius: 999px;
  padding: 10px 18px;
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  cursor: pointer;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--cyan), var(--cyan-deep));
  color: #020617;
  box-shadow: 0 12px 40px rgba(0,229,255,.25);
}

.btn-ghost {
  border: var(--border-soft);
  background: rgba(15,23,42,.7);
  color: var(--white);
}

/* ---------- INTENT CARD ---------- */

.ng-hero-panel {
  position: relative;
}

.intent-card {
  background: rgba(15,23,42,.92);
  border-radius: var(--radius);
  border: var(--border-strong);
  padding: var(--lg);
  box-shadow: 0 28px 80px rgba(0,0,0,.45);
  backdrop-filter: blur(8px);
}

.intent-card ul {
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.6;
}

.two-col-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px 14px;
  padding-left: 0;
  list-style: none;
}

.two-col-list li {
  position: relative;
  padding-left: 14px;
}

.two-col-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--cyan);
}

.micro-label {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: rgba(0,229,255,.12);
  color: var(--cyan);
  font-size: 11px;
  margin-right: 6px;
}

@keyframes gauge-fill {
  from {
    background:
      conic-gradient(
        var(--cyan) 0deg 0deg,
        rgba(148,163,184,.2) 0deg 360deg
      );
  }
  to {
    background:
      conic-gradient(
        var(--cyan) 0deg calc(var(--gauge, 0.85) * 360deg),
        rgba(148,163,184,.2) calc(var(--gauge, 0.85) * 360deg) 360deg
      );
  }
}

.card-eyebrow {
  font-size: 11px;
  letter-spacing: .12em;
  color: var(--amber);
  text-transform: uppercase;
  margin-bottom: var(--sm);
}

.trust-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,229,255,.12);
  color: var(--cyan);
  border-radius: 999px;
  padding: 10px 14px;
  font-size: 13px;
  margin-top: var(--md);
}

.card-footer {
  margin-top: var(--lg);
  display: flex;
  align-items: center;
  gap: var(--md);
  color: var(--muted);
  flex-wrap: wrap;
}

.pill-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  width: 100%;
  justify-content: flex-start;
}

.pill {
  background: rgba(15,23,42,.7);
  border: var(--border-soft);
  padding: 8px 14px;
  border-radius: 999px;
  font-size: 13px;
  color: var(--white);
  white-space: nowrap;
}

/* ---------- DIAGRAM ---------- */

.ng-diagram {
  margin-top: var(--xxxl);
}

.diagram-subtitle {
  color: #cbd5e1;
  max-width: 720px;
}

.diagram-legend {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--md);
  margin-top: var(--md);
}

.legend-item {
  display: flex;
  gap: var(--md);
  background: rgba(15,23,42,.7);
  border-radius: 14px;
  padding: var(--md);
  border: var(--border-soft);
}

.legend-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  margin-top: 4px;
  box-shadow: 0 0 20px rgba(0,229,255,.4);
}

.legend-dot.pre {
  background: var(--cyan);
}

.legend-dot.post {
  background: var(--purple);
  box-shadow: 0 0 20px rgba(124,58,237,.45);
}

.legend-title {
  font-weight: 600;
  margin-bottom: 4px;
}

.legend-text {
  color: var(--muted);
  margin: 0;
  line-height: 1.5;
}

.diagram-wrap .ng-diagram.inline {
  margin-top: 0;
}

.diagram-grid {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: var(--xxxl);
  margin-top: var(--xxl);
}

.diagram-grid.stacked {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.diagram-column {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--lg);
}

.stacked-col {
  align-items: center;
}

.diagram-box {
  width: 100%;
  max-width: 420px;
  padding: var(--lg);
  border-radius: var(--radius);
  background: rgba(15,23,42,.92);
  border: var(--border-soft);
  text-align: center;
  box-shadow: inset 0 1px 0 rgba(255,255,255,.04);
}

.diagram-box.guardian {
  border: var(--border-strong);
}

.diagram-box.user.muted {
  border: 1px dashed rgba(148,163,184,.4);
  color: var(--muted);
}

.diagram-box ul {
  text-align: left;
  padding-left: 18px;
  font-size: 13px;
  color: var(--muted);
}

.trust-score {
  margin-top: var(--md);
  font-family: "Space Mono", monospace;
  color: var(--cyan);
}

.vpn-note {
  color: var(--muted);
  margin-bottom: 0;
}

.vpn-badge {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(124,58,237,.14);
  color: var(--purple);
  font-size: 12px;
  margin: 6px 0;
  letter-spacing: .04em;
}

.vpn-list {
  list-style: none;
  padding-left: 0;
  margin-top: var(--sm);
  text-align: left;
  color: var(--muted);
}

.vpn-list li {
  position: relative;
  padding-left: 16px;
  margin-bottom: 6px;
}

.vpn-list li::before {
  content: "✕";
  position: absolute;
  left: 0;
  color: var(--purple);
  font-size: 12px;
}

/* ---------- FLOW ANIMATION ---------- */

.flow-arrow {
  width: 2px;
  height: 36px;
  background: linear-gradient(
    to bottom,
    transparent,
    var(--cyan),
    transparent
  );
  animation: flow 1.6s infinite ease-in-out;
}

.flow-arrow.dashed {
  background: repeating-linear-gradient(
    to bottom,
    rgba(124,58,237,.6),
    rgba(124,58,237,.6) 6px,
    transparent 6px,
    transparent 12px
  );
}

@keyframes flow {
  0% { opacity: .3; }
  50% { opacity: 1; }
  100% { opacity: .3; }
}

/* ---------- PULSES ---------- */

.pulse {
  animation: pulse 2.4s infinite ease-in-out;
}

.delayed-pulse {
  animation: pulse 2.4s infinite ease-in-out;
  animation-delay: 1.2s;
  opacity: .7;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 rgba(0,229,255,0); }
  50% { box-shadow: 0 0 28px rgba(0,229,255,.35); }
  100% { box-shadow: 0 0 0 rgba(0,229,255,0); }
}

/* ---------- PROBLEM ---------- */

.ng-problem {
  margin-top: var(--xxxl);
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--md);
}

.problem-card {
  background: rgba(15,23,42,.86);
  border-radius: var(--radius);
  padding: var(--xl);
  border: var(--border-soft);
  box-shadow: 0 16px 48px rgba(0,0,0,.35);
}

.problem-card.secondary {
  border: 1px dashed rgba(0,229,255,.4);
}

.problem-card ul {
  color: var(--muted);
  line-height: 1.6;
  padding-left: 18px;
}

.closing {
  font-weight: 600;
}

/* ---------- WAITLIST ---------- */

.ng-waitlist {
  margin-top: var(--xxxl);
  border-radius: var(--radius);
  border: var(--border-strong);
  padding: var(--xxl);
  background: linear-gradient(120deg, rgba(0,229,255,.12), rgba(124,58,237,.08));
  box-shadow: 0 32px 72px rgba(0,0,0,.35);
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: var(--xl);
  align-items: center;
}

.waitlist-form {
  background: rgba(2,6,23,.8);
  border-radius: var(--radius);
  padding: var(--xl);
  border: var(--border-soft);
  display: flex;
  flex-direction: column;
  gap: var(--md);
}

.waitlist-form .btn {
  align-self: center;
  justify-content: center;
  text-align: center;
}

.form-grid {
  display: grid;
  gap: var(--md);
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: 13px;
  color: var(--muted);
}

input {
  border-radius: 12px;
  border: 1px solid rgba(148,163,184,.35);
  background: rgba(15,23,42,.9);
  padding: 12px 14px;
  color: var(--white);
  font-size: 14px;
}

input::placeholder {
  color: #94a3b8;
}

/* Accessibility: explicit keyboard focus ring aligned to NEXSAHA intent */
:where(a, button, .btn, input, select, textarea):focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  box-shadow: 0 0 0 3px rgba(90,230,255,.25);
  border-radius: 10px;
}

.muted-note {
  color: var(--muted);
  font-size: 12px;
  margin: 0;
}

/* ---------- FOOTER ---------- */

.ng-footer {
  position: relative;
  z-index: 1;
  max-width: 1240px;
  margin: var(--xxxl) auto var(--xxl);
  padding: 0 var(--xxl);
  font-size: 11px;
  color: var(--muted);
}

/* ---------- RESPONSIVE ---------- */

@media (max-width: 1100px) {
  .ng-hero,
  .diagram-grid,
  .ng-waitlist,
  .how-grid {
    grid-template-columns: 1fr;
  }

  .ng-nav {
    padding: var(--md) var(--lg);
  }

  h1 {
    font-size: 36px;
  }

  .ng-main {
    padding: var(--xxl) var(--lg);
  }

  .ng-waitlist {
    padding: var(--xl);
  }
}

@media (max-width: 640px) {
  .ng-links {
    display: none;
  }

  .ng-main {
    padding: var(--xxl) var(--md);
  }

  h1 {
    font-size: 30px;
  }

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

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 100ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 100ms !important;
    scroll-behavior: auto !important;
  }
}