:root {
  /* Dark + emerald system — aligned with the main NodeNetwork site */
  --runway-ink: #f4f5f7;
  --runway-muted: #a0a3ad;
  --runway-soft: #6b6f7a;
  --runway-bg: #08080c;
  --runway-surface: #101018;
  --runway-surface-2: #15151f;
  --runway-surface-3: #1b1b27;
  --runway-card: #101018;
  --runway-line: rgba(255, 255, 255, 0.08);
  --runway-line-strong: rgba(255, 255, 255, 0.14);
  --runway-accent: #10b981;
  --runway-accent-dark: #34d399;
  --runway-accent-deep: #059669;
  --runway-accent-soft: rgba(16, 185, 129, 0.12);
  --runway-accent-line: rgba(16, 185, 129, 0.35);
  --runway-glow: rgba(16, 185, 129, 0.28);
  --runway-focus: rgba(16, 185, 129, 0.45);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: var(--runway-bg);
  background-image:
    radial-gradient(900px 520px at 78% -10%, rgba(16, 185, 129, 0.14), transparent 60%),
    radial-gradient(700px 480px at 4% 0%, rgba(52, 211, 153, 0.06), transparent 55%),
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: auto, auto, 44px 44px, 44px 44px;
  background-attachment: fixed;
  color: var(--runway-ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

::selection {
  background: var(--runway-accent-soft);
  color: #fff;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--runway-focus);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    transition-duration: .001ms !important;
  }
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -48px;
  z-index: 1000;
  background: var(--runway-accent);
  color: #04130d;
  font-weight: 800;
  padding: 10px 16px;
  border-radius: 10px;
  text-decoration: none;
  transition: top 0.15s ease;
}
.skip-link:focus {
  top: 12px;
}

.lp-shell {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1rem 3rem;
}

.lp-hero {
  margin-top: 1rem;
  border-radius: 22px;
  background:
    radial-gradient(circle at 15% 12%, rgba(16, 185, 129, 0.28), transparent 48%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0)),
    var(--runway-surface);
  color: #fff;
  border: 1px solid var(--runway-line);
  padding: clamp(1.5rem, 4vw, 2.8rem);
  box-shadow: 0 30px 70px -40px rgba(0, 0, 0, 0.9);
  position: relative;
  overflow: hidden;
}
.lp-hero::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: linear-gradient(140deg, var(--runway-accent-line), transparent 42%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}

.lp-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.4rem;
  flex-wrap: wrap;
}

.lp-brand {
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #f8fafc;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}
.lp-brand::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--runway-accent);
  box-shadow: 0 0 10px var(--runway-glow);
}

.lp-nav-links,
.lp-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.lp-nav-links a {
  color: rgba(255, 255, 255, 0.78);
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  transition: color 0.15s ease, background 0.15s ease;
}
.lp-nav-links a:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
}

.lp-nav-links .lp-nav-cta {
  background: var(--runway-accent);
  color: #04130d;
  box-shadow: 0 0 0 1px var(--runway-accent-line), 0 8px 20px -8px var(--runway-glow);
}
.lp-nav-links .lp-nav-cta:hover {
  background: var(--runway-accent-dark);
  color: #04130d;
}

.lp-hero-badge,
.pill {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--runway-accent-line);
  background: var(--runway-accent-soft);
  border-radius: 999px;
  padding: 0.3rem 0.72rem;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--runway-accent-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.lp-hero-badge {
  margin-bottom: 0.95rem;
}

.lp-hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(2rem, 4.8vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.025em;
  max-width: 900px;
  font-weight: 800;
}

.lp-hero p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 1.02rem;
  line-height: 1.62;
  max-width: 850px;
}

.lp-cta-row {
  margin-top: 1.4rem;
}

.lp-btn,
.btn,
.pay {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  border-radius: 11px;
  font-weight: 800;
  padding: 0.82rem 1.2rem;
  border: 1px solid transparent;
  font-size: 0.92rem;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, box-shadow 0.15s ease, border-color 0.15s ease;
}

.lp-btn-primary,
.btn-main,
.pay {
  background: var(--runway-accent);
  border-color: var(--runway-accent);
  color: #04130d;
  box-shadow: 0 0 0 1px var(--runway-accent-line), 0 12px 28px -12px var(--runway-glow);
}
.lp-btn-primary:hover,
.btn-main:hover,
.pay:hover {
  background: var(--runway-accent-dark);
  border-color: var(--runway-accent-dark);
  color: #04130d;
  transform: translateY(-1px);
}

.lp-btn-secondary {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--runway-line-strong);
  color: #fff;
}
.lp-btn-secondary:hover {
  border-color: var(--runway-accent-line);
  background: rgba(255, 255, 255, 0.07);
}

.btn-muted {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--runway-line-strong);
  color: var(--runway-ink);
}
.btn-muted:hover {
  border-color: var(--runway-accent-line);
  background: rgba(255, 255, 255, 0.07);
}

.btn-main:disabled,
.pay[aria-disabled="true"] {
  opacity: 0.45;
  cursor: not-allowed;
  box-shadow: none;
}

.lp-metrics,
.lp-grid-3,
.lp-offers,
.result-stats {
  display: grid;
  gap: 0.85rem;
}

.lp-metrics {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  margin-top: 1.2rem;
}

.lp-grid-3,
.lp-offers,
.result-stats {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.lp-metric,
.lp-section,
.lp-card,
.lp-offer,
.flow-card,
.result-stat {
  background: var(--runway-surface);
  border: 1px solid var(--runway-line);
  box-shadow: 0 14px 34px -24px rgba(0, 0, 0, 0.9);
}

.lp-metric,
.lp-card,
.lp-offer,
.result-stat {
  border-radius: 14px;
  padding: 1.05rem;
}

.lp-metric {
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.lp-metric:hover {
  transform: translateY(-3px);
  border-color: var(--runway-accent-line);
  box-shadow: 0 18px 40px -22px var(--runway-glow);
}

.lp-metric strong,
.result-stat strong {
  display: block;
  color: var(--runway-accent-dark);
  line-height: 1.1;
}

.lp-metric strong {
  font-size: 1.5rem;
  margin-bottom: 0.2rem;
  font-weight: 800;
}

.lp-metric span,
.lp-section p,
.lp-card p,
.lp-offer li,
.result p,
.helper {
  color: var(--runway-muted);
}

.lp-section {
  margin-top: 1.1rem;
  border-radius: 18px;
  padding: clamp(1.1rem, 3vw, 1.6rem);
}

.lp-section h2,
.lp-card h3,
.lp-offer h3 {
  margin: 0 0 0.6rem;
  line-height: 1.25;
  color: var(--runway-ink);
}

.lp-section h2 {
  font-size: clamp(1.3rem, 2.8vw, 2rem);
  letter-spacing: -0.02em;
}

.lp-section p {
  margin: 0;
  font-size: 0.97rem;
}

.lp-grid-3,
.lp-offers {
  margin-top: 1.1rem;
}

.lp-card,
.lp-offer {
  background: var(--runway-surface-2);
}

.lp-card {
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.lp-card:hover {
  transform: translateY(-3px);
  border-color: var(--runway-accent-line);
  box-shadow: 0 18px 40px -22px var(--runway-glow);
}

.lp-offer {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  position: relative;
  overflow: hidden;
  transition: transform 0.18s ease, border-color 0.18s ease, box-shadow 0.18s ease;
}
.lp-offer::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(160deg, var(--runway-accent-soft), transparent 45%);
  opacity: 0;
  transition: opacity 0.18s ease;
  pointer-events: none;
}
.lp-offer:hover {
  transform: translateY(-4px);
  border-color: var(--runway-accent-line);
  box-shadow: 0 20px 44px -22px var(--runway-glow);
}
.lp-offer:hover::after {
  opacity: 1;
}
.lp-offer > * {
  position: relative;
  z-index: 1;
}

.lp-offer-badge {
  display: inline-flex;
  width: fit-content;
  border-radius: 999px;
  border: 1px solid var(--runway-accent-line);
  background: var(--runway-accent-soft);
  color: var(--runway-accent-dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.68rem;
  font-weight: 800;
  padding: 0.18rem 0.5rem;
}

.lp-offer ul {
  margin: 0;
  padding-left: 1.05rem;
  display: grid;
  gap: 0.3rem;
  font-size: 0.86rem;
}

.lp-note,
.lp-footer {
  color: var(--runway-soft);
  font-size: 0.82rem;
}

.lp-note code,
.lp-card code {
  background: var(--runway-surface-3);
  border: 1px solid var(--runway-line);
  border-radius: 6px;
  padding: 0.08rem 0.34rem;
  font-size: 0.82em;
  color: var(--runway-accent-dark);
}

.lp-footer {
  margin-top: 1.2rem;
  text-align: center;
  padding: 1rem;
  border-top: 1px solid var(--runway-line);
}

/* ============ Interview flow ============ */
.card-shell {
  max-width: 960px;
  margin: clamp(0.65rem, 1.8vw, 1rem) auto 1.5rem;
  padding: 0 clamp(0.65rem, 1.8vw, 1rem);
}

.card-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
  margin-bottom: 0.6rem;
}

.card-top a {
  color: var(--runway-muted);
  text-decoration: none;
  font-weight: 800;
  font-size: 0.9rem;
}
.card-top a:hover {
  color: var(--runway-accent-dark);
}

.meter {
  width: 100%;
  height: 8px;
  background: var(--runway-surface-3);
  border: 1px solid var(--runway-line);
  border-radius: 999px;
  overflow: hidden;
  margin-bottom: 0.7rem;
}

.meter > span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--runway-accent), var(--runway-accent-dark));
  box-shadow: 0 0 12px var(--runway-glow);
  transition: width 0.25s ease;
}

.flow-card {
  border-radius: 18px;
  padding: clamp(1rem, 2.4vw, 1.4rem);
  box-shadow: 0 24px 60px -34px rgba(0, 0, 0, 0.9);
}

#card-wrap {
  display: flex;
  flex-direction: column;
  min-height: 0;
  max-height: calc(100svh - 9.6rem);
}

.eyebrow {
  margin: 0 0 0.4rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--runway-accent-dark);
}

.question {
  margin: 0 0 0.45rem;
  font-size: clamp(1.2rem, 2.5vw, 1.7rem);
  line-height: 1.22;
  letter-spacing: -0.01em;
}

.helper {
  margin: 0 0 0.7rem;
  font-size: 0.9rem;
}

#input-zone {
  flex: 1 1 auto;
  min-height: 0;
  overflow: auto;
  padding-right: 0.15rem;
}

.options,
.group-grid {
  display: grid;
  gap: 0.55rem;
}

.options {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 170px), 1fr));
}

.group-grid {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  align-items: start;
}

.opt {
  border: 1px solid var(--runway-line-strong);
  border-radius: 12px;
  min-height: 46px;
  padding: 0.62rem 0.78rem;
  font-weight: 700;
  cursor: pointer;
  background: var(--runway-surface-2);
  text-align: left;
  font-size: 0.88rem;
  line-height: 1.25;
  color: var(--runway-ink);
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.opt:hover,
.opt.active {
  border-color: var(--runway-accent);
  background: var(--runway-accent-soft);
  color: #fff;
}
.opt.active {
  box-shadow: 0 0 0 1px var(--runway-accent-line), 0 10px 24px -14px var(--runway-glow);
}

.input {
  width: 100%;
  border: 1px solid var(--runway-line-strong);
  border-radius: 11px;
  padding: 0.78rem 0.88rem;
  font-size: 0.96rem;
  color: var(--runway-ink);
  background: var(--runway-surface-2);
}
.input::placeholder {
  color: var(--runway-soft);
}
.input:focus {
  outline: none;
  border-color: var(--runway-accent);
  box-shadow: 0 0 0 3px var(--runway-accent-soft);
}

.field-label {
  display: grid;
  gap: 0.35rem;
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--runway-muted);
}

.nav {
  position: sticky;
  bottom: 0;
  display: flex;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 0.8rem;
  gap: 0.6rem;
  flex-wrap: wrap;
  background: linear-gradient(180deg, rgba(16, 16, 24, 0), var(--runway-card) 42%);
  flex-shrink: 0;
}

.catalog-summary-panel {
  margin: 0 0 0.7rem;
  border: 1px solid var(--runway-accent-line);
  border-radius: 14px;
  background:
    linear-gradient(160deg, var(--runway-accent-soft), transparent 60%),
    var(--runway-surface);
  box-shadow: 0 16px 36px -26px rgba(0, 0, 0, 0.9);
}

.catalog-summary-inner {
  display: grid;
  grid-template-columns: minmax(8rem, 0.42fr) minmax(0, 1fr);
  align-items: center;
  gap: 0.18rem 0.8rem;
  padding: 0.75rem 0.95rem;
}

.catalog-summary-label {
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--runway-accent-dark);
  text-transform: uppercase;
  margin: 0;
}

.catalog-summary-copy {
  font-size: clamp(0.98rem, 2vw, 1.18rem);
  font-weight: 900;
  color: var(--runway-ink);
  line-height: 1.2;
  margin: 0;
}

.catalog-summary-meta {
  grid-column: 2;
  margin: 0;
  color: var(--runway-soft);
  font-size: 0.66rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.result {
  display: none;
}

.result h2 {
  margin: 0.4rem 0;
  font-size: clamp(1.7rem, 4vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.result-stat strong {
  font-size: 1.4rem;
  font-weight: 800;
}

.result-stat span {
  display: block;
  color: var(--runway-soft);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.25rem;
}

.offer-card {
  margin-top: 0.95rem;
  border: 1px solid var(--runway-accent-line);
  border-radius: 14px;
  background:
    linear-gradient(160deg, var(--runway-accent-soft), transparent 55%),
    var(--runway-surface-2);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.offer-card h3 {
  margin: 0;
  font-size: 1.05rem;
  line-height: 1.3;
}

.offer-card ul {
  margin: 0;
  padding-left: 1rem;
  color: var(--runway-muted);
  font-size: 0.85rem;
  line-height: 1.45;
  display: grid;
  gap: 0.3rem;
}

.pay {
  width: fit-content;
}

.status {
  min-height: 1.4rem;
  color: var(--runway-soft);
  font-size: 0.86rem;
}

.deliverables {
  display: none;
  margin-top: 0.95rem;
  border: 1px solid var(--runway-accent-line);
  background: var(--runway-accent-soft);
  border-radius: 14px;
  padding: 1rem;
}

.deliverables h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--runway-ink);
}
.deliverables > p {
  color: var(--runway-muted);
}

.deliverable-grid {
  display: grid;
  gap: 0.6rem;
  margin-top: 0.75rem;
}

.deliverable-block {
  background: var(--runway-surface-2);
  border: 1px solid var(--runway-line);
  border-radius: 11px;
  padding: 0.8rem;
}

.deliverable-block h4 {
  margin: 0 0 0.35rem;
  font-size: 0.86rem;
  color: var(--runway-accent-dark);
}

.deliverable-block pre {
  margin: 0;
  max-height: 260px;
  overflow: auto;
  white-space: pre-wrap;
  font-size: 0.78rem;
  line-height: 1.45;
  color: var(--runway-muted);
}

/* ============ Responsive ============ */
@media (max-width: 760px) {
  .lp-shell {
    padding: 0 0.85rem 2.4rem;
  }

  .lp-nav {
    margin-bottom: 1.1rem;
  }

  .card-shell {
    margin: 0.5rem auto 1rem;
    padding: 0 0.625rem;
  }

  #card-wrap {
    max-height: none;
  }

  #input-zone {
    flex: initial;
    overflow: visible;
    padding-right: 0;
    padding-bottom: 0.75rem;
  }

  .nav {
    bottom: 0.5rem;
    margin-top: 0;
    padding: 0.7rem 0 0;
    z-index: 2;
  }

  .card-top {
    gap: 0.55rem;
  }

  .card-top a {
    font-size: 0.86rem;
  }

  .catalog-summary-inner {
    grid-template-columns: 1fr;
    gap: 0.18rem;
  }

  .catalog-summary-meta {
    grid-column: auto;
  }

  .question {
    font-size: clamp(1.25rem, 6vw, 1.48rem);
  }

  .pay {
    width: 100%;
  }
}

@media (max-width: 540px) {
  .lp-nav {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .lp-nav-links {
    width: 100%;
  }

  .lp-cta-row {
    flex-direction: column;
    align-items: stretch;
  }

  .lp-btn {
    width: 100%;
  }

  .lp-metrics {
    grid-template-columns: 1fr 1fr;
  }

  .result-stats {
    grid-template-columns: 1fr 1fr;
  }

  .nav .btn {
    flex: 1 1 auto;
  }
}

@media (max-width: 380px) {
  .lp-metrics,
  .result-stats {
    grid-template-columns: 1fr;
  }
}