@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700&family=EB+Garamond:opsz,wght@8..144,400;8..144,500;8..144,600&family=Inter:wght@400;500;600&display=swap');

:root {
  --nai-ink: #030b0c;
  --nai-slate: #06191a;
  --nai-surface: rgba(4, 24, 26, 0.91);
  --nai-surface-raised: rgba(5, 38, 39, 0.93);
  --nai-text: #ecfffa;
  --nai-muted: #a9c9c2;
  --nai-teal: #00bfa5;
  --nai-teal-bright: #00ffd0;
  --nai-cyan: #00f6ff;
  --nai-gold-glitter: #d8ac4a;
  --nai-danger: #ff8a9a;
  --nai-shadow: 0 30px 90px rgba(0, 0, 0, 0.62), 0 0 44px rgba(0, 191, 165, 0.08);
  --nai-border: rgba(0, 246, 255, 0.44);
  --nai-radius: 18px;
  --nai-ease: cubic-bezier(0.23, 1, 0.32, 1);
}

* { box-sizing: border-box; }

html { background: var(--nai-ink); }

body.nai-funnel-page {
  position: relative;
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  overflow-x: hidden;
  isolation: isolate;
  color: var(--nai-text);
  background:
    radial-gradient(ellipse at 12% 8%, rgba(0, 255, 208, 0.22), transparent 29rem),
    radial-gradient(ellipse at 83% 19%, rgba(0, 191, 165, 0.19), transparent 30rem),
    radial-gradient(ellipse at 50% 100%, rgba(0, 246, 255, 0.11), transparent 42rem),
    linear-gradient(145deg, #02090a 0%, #042224 49%, #02090a 100%);
  font-family: "EB Garamond", Georgia, serif;
  line-height: 1.55;
}

body.nai-funnel-page::before {
  position: fixed;
  z-index: -1;
  inset: -25%;
  content: "";
  pointer-events: none;
  opacity: 0.34;
  background-image:
    radial-gradient(circle, rgba(0, 255, 208, 0.72) 0 1px, transparent 1.8px),
    radial-gradient(circle, rgba(0, 191, 165, 0.48) 0 0.7px, transparent 1.5px),
    radial-gradient(circle, rgba(216, 172, 74, 0.30) 0 0.55px, transparent 1.3px);
  background-position: 0 0, 50px 64px, 122px 20px;
  background-size: 168px 168px, 219px 219px, 287px 287px;
  filter: blur(0.1px);
  transform: translate3d(0, 0, 0);
  animation: nai-glitter-drift 28s linear infinite;
}

body.nai-funnel-page::after {
  position: fixed;
  z-index: -2;
  inset: -22%;
  content: "";
  pointer-events: none;
  opacity: 0.58;
  background:
    radial-gradient(ellipse at 17% 38%, rgba(0, 255, 208, 0.20), transparent 25%),
    radial-gradient(ellipse at 72% 24%, rgba(0, 191, 165, 0.22), transparent 26%),
    radial-gradient(ellipse at 51% 79%, rgba(0, 246, 255, 0.13), transparent 31%),
    repeating-linear-gradient(90deg, transparent 0, transparent 79px, rgba(0, 246, 255, 0.026) 80px),
    repeating-linear-gradient(0deg, transparent 0, transparent 79px, rgba(0, 191, 165, 0.020) 80px);
  filter: blur(22px) saturate(1.15);
  mix-blend-mode: screen;
  animation: nai-smoke-roll 30s ease-in-out infinite alternate;
}

@keyframes nai-glitter-drift {
  0% { transform: translate3d(-1.5%, -1.5%, 0) rotate(0.001deg); opacity: 0.18; }
  50% { opacity: 0.38; }
  100% { transform: translate3d(1.5%, 2.5%, 0) rotate(0.001deg); opacity: 0.18; }
}

@keyframes nai-smoke-roll {
  0% { transform: translate3d(-3%, -2%, 0) scale(1.03) rotate(-1deg); }
  52% { transform: translate3d(2%, 3%, 0) scale(1.11) rotate(1deg); }
  100% { transform: translate3d(4%, -1%, 0) scale(1.06) rotate(0deg); }
}

.nai-shell {
  width: min(100% - 32px, 1120px);
  margin: 0 auto;
  padding: 28px 0 72px;
}

.nai-site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: clamp(36px, 7vw, 92px);
  font-family: Inter, sans-serif;
}

.nai-mark {
  color: var(--nai-text);
  font-family: Cinzel, Georgia, serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  line-height: 1.3;
  text-decoration: none;
  text-transform: uppercase;
}

.nai-mark span { color: var(--nai-teal-bright); }

.nai-text-link {
  color: var(--nai-muted);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: color 160ms var(--nai-ease);
}

.nai-text-link:hover,
.nai-text-link:focus-visible { color: var(--nai-teal-bright); }

.nai-hero,
.nai-results-hero {
  position: relative;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
}

.nai-eyebrow,
.nai-kicker {
  margin: 0 0 16px;
  color: var(--nai-teal-bright);
  font-family: Inter, sans-serif;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.nai-title {
  max-width: 920px;
  margin: 0 auto;
  color: var(--nai-text);
  font-family: Cinzel, Georgia, serif;
  font-size: clamp(2rem, 6.3vw, 4.8rem);
  font-weight: 600;
  letter-spacing: 0.045em;
  line-height: 1.12;
  text-transform: uppercase;
}

.nai-title--medium { font-size: clamp(1.8rem, 5.2vw, 3.6rem); }

.nai-lede {
  max-width: 690px;
  margin: 23px auto 0;
  color: var(--nai-muted);
  font-size: clamp(1.13rem, 2vw, 1.42rem);
  line-height: 1.45;
}

.nai-note {
  max-width: 630px;
  margin: 18px auto 0;
  color: rgba(244, 248, 247, 0.72);
  font-family: Inter, sans-serif;
  font-size: 0.79rem;
  line-height: 1.55;
}

.nai-panel {
  position: relative;
  overflow: hidden;
  margin: clamp(34px, 7vw, 74px) auto 0;
  padding: clamp(24px, 4.8vw, 54px);
  border: 1px solid var(--nai-border);
  border-radius: var(--nai-radius);
  background: var(--nai-surface);
  box-shadow: var(--nai-shadow), inset 0 1px 0 rgba(244, 248, 247, 0.06);
}

.nai-panel::before {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  opacity: 0.64;
  background: linear-gradient(120deg, rgba(0, 255, 255, 0.075), transparent 32%, rgba(0, 204, 170, 0.05));
}

.nai-panel > * { position: relative; }

.nai-progress-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  color: var(--nai-muted);
  font-family: Inter, sans-serif;
  font-size: 0.77rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.nai-progress-track {
  width: 100%;
  height: 4px;
  margin-bottom: 36px;
  overflow: hidden;
  border-radius: 99px;
  background: rgba(244, 248, 247, 0.13);
}

.nai-progress-fill {
  width: 25%;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--nai-teal), var(--nai-cyan));
  box-shadow: 0 0 18px rgba(0, 255, 255, 0.5);
  transition: width 220ms var(--nai-ease);
}

.nai-question { animation: nai-enter 240ms var(--nai-ease) both; }

.nai-question[hidden] { display: none; }

.nai-question h2,
.nai-recommendation-title,
.nai-product-title {
  margin: 0;
  color: var(--nai-text);
  font-family: Cinzel, Georgia, serif;
  font-size: clamp(1.25rem, 3vw, 1.9rem);
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.27;
}

.nai-question .nai-description {
  margin: 10px 0 0;
  color: var(--nai-muted);
  font-size: 1.08rem;
}

.nai-option-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 30px;
}

.nai-option {
  display: flex;
  min-height: 112px;
  flex-direction: column;
  justify-content: center;
  padding: 19px;
  border: 1px solid rgba(244, 248, 247, 0.19);
  border-radius: 13px;
  color: var(--nai-text);
  background: rgba(7, 9, 12, 0.62);
  cursor: pointer;
  font: inherit;
  text-align: left;
  transition: transform 160ms var(--nai-ease), border-color 160ms var(--nai-ease), background 160ms var(--nai-ease), box-shadow 160ms var(--nai-ease);
}

.nai-option:hover,
.nai-option:focus-visible {
  border-color: var(--nai-teal);
  background: rgba(0, 204, 170, 0.1);
  box-shadow: 0 0 0 1px rgba(0, 204, 170, 0.16), 0 12px 28px rgba(0, 0, 0, 0.25);
  outline: none;
  transform: translateY(-2px);
}

.nai-option:active { transform: scale(0.985); }

.nai-option strong {
  font-family: Inter, sans-serif;
  font-size: 0.93rem;
  font-weight: 600;
  line-height: 1.3;
}

.nai-option span {
  margin-top: 6px;
  color: var(--nai-muted);
  font-family: Inter, sans-serif;
  font-size: 0.77rem;
  line-height: 1.4;
}

.nai-field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 28px;
}

.nai-field { display: grid; gap: 8px; }

.nai-field label {
  color: var(--nai-text);
  font-family: Inter, sans-serif;
  font-size: 0.83rem;
  font-weight: 600;
}

.nai-field input {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border: 1px solid rgba(244, 248, 247, 0.23);
  border-radius: 10px;
  color: var(--nai-text);
  background: #080d10;
  font: 1rem Inter, sans-serif;
  transition: border-color 160ms var(--nai-ease), box-shadow 160ms var(--nai-ease);
}

.nai-field input:focus {
  border-color: var(--nai-teal);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(0, 204, 170, 0.18);
}

.nai-field small { color: var(--nai-muted); font-family: Inter, sans-serif; font-size: 0.72rem; }

.nai-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
}

.nai-btn {
  display: inline-flex;
  min-height: 49px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 12px 20px;
  border: 1px solid var(--nai-cyan);
  border-radius: 10px;
  color: #02110f;
  background: linear-gradient(90deg, var(--nai-teal), var(--nai-teal-bright));
  box-shadow: 0 10px 28px rgba(0, 204, 170, 0.24), inset 0 1px 0 rgba(255, 255, 255, 0.33);
  cursor: pointer;
  font: 600 0.84rem Inter, sans-serif;
  letter-spacing: 0.045em;
  text-align: center;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 160ms var(--nai-ease), box-shadow 160ms var(--nai-ease), filter 160ms var(--nai-ease);
}

.nai-btn:hover,
.nai-btn:focus-visible { filter: brightness(1.09); box-shadow: 0 14px 36px rgba(0, 255, 204, 0.32); outline: none; transform: translateY(-2px); }
.nai-btn:active { transform: scale(0.975); }
.nai-btn[disabled] { cursor: wait; opacity: 0.62; transform: none; }

.nai-btn--quiet {
  border-color: rgba(244, 248, 247, 0.32);
  color: var(--nai-text);
  background: transparent;
  box-shadow: none;
}

.nai-btn--quiet:hover,
.nai-btn--quiet:focus-visible { border-color: var(--nai-teal); background: rgba(0, 204, 170, 0.08); box-shadow: none; }

.nai-back { color: var(--nai-muted); }

.nai-status {
  min-height: 1.35em;
  margin: 18px 0 0;
  color: var(--nai-muted);
  font-family: Inter, sans-serif;
  font-size: 0.78rem;
}

.nai-status[role="alert"] { color: var(--nai-danger); }

.nai-metrics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  max-width: 810px;
  margin: clamp(30px, 6vw, 68px) auto 0;
}

.nai-metric {
  padding: 24px;
  border: 1px solid rgba(0, 255, 255, 0.3);
  border-radius: 14px;
  background: var(--nai-surface-raised);
  box-shadow: var(--nai-shadow);
  text-align: center;
}

.nai-metric span {
  display: block;
  color: var(--nai-teal-bright);
  font-family: Cinzel, Georgia, serif;
  font-size: clamp(2.2rem, 7vw, 4rem);
  font-weight: 600;
  letter-spacing: 0.035em;
  line-height: 1;
}

.nai-metric small {
  display: block;
  margin-top: 10px;
  color: var(--nai-muted);
  font-family: Inter, sans-serif;
  font-size: 0.77rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nai-recommendation {
  max-width: 810px;
  margin: 18px auto 0;
  padding: clamp(24px, 4.4vw, 43px);
  border: 1px solid var(--nai-border);
  border-radius: var(--nai-radius);
  background: var(--nai-surface);
  box-shadow: var(--nai-shadow);
}

.nai-recommendation p { margin: 14px 0 0; color: var(--nai-muted); font-size: 1.14rem; }
.nai-recommendation .nai-btn { width: 100%; margin-top: 28px; }

.nai-footer {
  max-width: 810px;
  margin: 48px auto 0;
  color: rgba(244, 248, 247, 0.59);
  font-family: Inter, sans-serif;
  font-size: 0.73rem;
  line-height: 1.55;
  text-align: center;
}

.nai-product-shell { max-width: 900px; margin: 0 auto; }
.nai-product-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 18px; }
.nai-chip { padding: 6px 9px; border: 1px solid rgba(0, 255, 255, 0.35); border-radius: 99px; color: var(--nai-teal-bright); font: 600 0.7rem Inter, sans-serif; letter-spacing: 0.07em; text-transform: uppercase; }
.nai-price { margin: 24px 0 0; color: var(--nai-text); font: 600 clamp(1.25rem, 3vw, 1.8rem) Inter, sans-serif; }
.nai-product-description { max-width: 670px; margin: 18px 0 0; color: var(--nai-muted); font-size: 1.2rem; }
.nai-embed { display: none; min-height: 560px; margin-top: 28px; overflow: hidden; border: 1px solid rgba(0, 255, 255, 0.38); border-radius: 12px; background: #080d10; }
.nai-embed.is-active { display: block; }
.nai-embed iframe { width: 100%; min-height: 560px; border: 0; }
.nai-embed-notice { margin-top: 24px; color: var(--nai-muted); font-family: Inter, sans-serif; font-size: 0.82rem; }

@keyframes nai-enter { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

@media (max-width: 660px) {
  .nai-shell { width: min(100% - 24px, 1120px); padding-top: 18px; }
  .nai-site-nav { margin-bottom: 46px; }
  .nai-option-grid,
  .nai-field-grid,
  .nai-metrics { grid-template-columns: 1fr; }
  .nai-option { min-height: 92px; }
  .nai-actions { align-items: stretch; flex-direction: column-reverse; }
  .nai-actions .nai-btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; }
  body.nai-funnel-page::before,
  body.nai-funnel-page::after { animation: none; }
}

.nai-product-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.nai-product-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  padding: 23px;
  border: 1px solid rgba(0, 255, 255, 0.26);
  border-radius: 14px;
  color: var(--nai-text);
  background: rgba(15, 21, 25, 0.92);
  box-shadow: 0 18px 42px rgba(0, 0, 0, 0.23);
  text-decoration: none;
  transition: transform 160ms var(--nai-ease), border-color 160ms var(--nai-ease), background 160ms var(--nai-ease);
}

.nai-product-card:hover,
.nai-product-card:focus-visible {
  border-color: var(--nai-teal);
  background: rgba(0, 204, 170, 0.075);
  outline: none;
  transform: translateY(-4px);
}

.nai-product-card h2 {
  margin: 10px 0 0;
  font-family: Cinzel, Georgia, serif;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.035em;
  line-height: 1.3;
}

.nai-product-card p { margin: 12px 0 0; color: var(--nai-muted); font-size: 1.02rem; }
.nai-product-card .nai-card-action { margin-top: auto; padding-top: 22px; color: var(--nai-teal-bright); font: 600 0.75rem Inter, sans-serif; letter-spacing: 0.08em; text-transform: uppercase; }

.nai-section-heading { max-width: 760px; margin: 68px auto 0; text-align: center; }
.nai-section-heading h2 { margin: 0; font-family: Cinzel, Georgia, serif; font-size: clamp(1.45rem, 4vw, 2.3rem); font-weight: 600; letter-spacing: 0.04em; line-height: 1.3; }
.nai-section-heading p { margin: 15px auto 0; color: var(--nai-muted); font-size: 1.14rem; }

@media (max-width: 860px) {
  .nai-product-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 540px) {
  .nai-product-grid { grid-template-columns: 1fr; }
}