:root {
  --bg: #061012;
  --panel: #0c1b20;
  --line: #254048;
  --line-strong: #3b5d66;
  --text: #f4f7f6;
  --muted: #a9b8ba;
  --muted-2: #788c90;
  --teal: #20c6ba;
  --teal-2: #7af0e5;
  --amber: #f2ad3d;
  --radius: 8px;
  --shadow: 0 24px 80px rgba(0, 0, 0, 0.32);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    linear-gradient(rgba(32, 198, 186, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(32, 198, 186, 0.035) 1px, transparent 1px),
    radial-gradient(circle at 65% 14%, rgba(32, 198, 186, 0.11), transparent 34%),
    var(--bg);
  background-size: 44px 44px, 44px 44px, auto, auto;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
  overflow-x: hidden;
}

a {
  color: inherit;
}

button,
input,
select {
  font: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px clamp(20px, 5vw, 56px);
  border-bottom: 1px solid rgba(59, 93, 102, 0.44);
  background: rgba(6, 16, 18, 0.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 14px;
  font-weight: 700;
}

.brand-mark {
  display: block;
  width: 42px;
  height: 42px;
  overflow: hidden;
  border: 1px solid rgba(122, 240, 229, 0.62);
  border-radius: 50%;
  background: #f7f7f3;
  letter-spacing: 0;
}

.brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav {
  display: flex;
  gap: clamp(18px, 4vw, 56px);
  color: var(--muted);
  font-size: 14px;
}

.nav a {
  text-decoration: none;
}

.button {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 20px;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
  font-weight: 700;
  transition: transform 150ms ease, border-color 150ms ease, background 150ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
}

.button-primary {
  background: linear-gradient(135deg, #168e86, var(--teal));
  color: white;
  box-shadow: 0 10px 24px rgba(32, 198, 186, 0.16);
}

.button-secondary,
.button-ghost {
  border-color: var(--line-strong);
  background: rgba(12, 27, 32, 0.78);
  color: var(--text);
}

.section-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(420px, 1.12fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  min-height: calc(100vh - 88px);
  padding: 64px 0 28px;
}

.hero-copy,
.assessment-panel,
.results-layout,
.waitlist-copy,
.waitlist-form {
  min-width: 0;
}

.hero-copy h1 {
  max-width: 620px;
  margin: 0;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.05;
  letter-spacing: 0;
}

.hero-copy p {
  max-width: 600px;
  color: var(--muted);
  font-size: 17px;
}

.legal-note {
  color: var(--muted-2) !important;
}

.hero-actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.proof-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 54px;
}

.proof-row div {
  border-left: 1px solid var(--line);
  padding-left: 16px;
}

.proof-row strong {
  display: block;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.12em;
}

.proof-row span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.assessment-panel,
.results-section,
.model-section,
.waitlist-section,
.guardrail-section {
  border: 1px solid rgba(59, 93, 102, 0.86);
  border-radius: var(--radius);
  background: linear-gradient(145deg, rgba(16, 36, 42, 0.94), rgba(7, 18, 22, 0.82));
  box-shadow: var(--shadow);
}

.assessment-panel {
  padding: clamp(22px, 3vw, 32px);
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 20px;
}

.panel-header h2 {
  margin: 0;
  font-size: 18px;
}

.panel-header p,
.panel-header span {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.progress-wrap {
  height: 8px;
  margin: 22px 0 30px;
  overflow: hidden;
  border-radius: 99px;
  background: #213138;
}

.progress-wrap span {
  display: block;
  width: 10%;
  height: 100%;
  background: linear-gradient(90deg, var(--teal), var(--teal-2));
  transition: width 160ms ease;
}

.question-label {
  margin: 0 0 18px;
  color: var(--text);
  font-size: 22px;
  line-height: 1.28;
}

.question-help {
  margin: -8px 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.choice-list {
  display: grid;
  gap: 10px;
}

.visual-choice-list {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.choice {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  justify-content: flex-start;
  gap: 12px;
  min-height: 56px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--muted);
  cursor: pointer;
  background: rgba(3, 10, 12, 0.28);
}

.choice input {
  width: 18px;
  min-width: 18px;
  min-height: 18px;
}

.choice.selected {
  border-color: var(--teal);
  color: var(--text);
  background: rgba(32, 198, 186, 0.09);
}

.visual-choice {
  display: grid;
  grid-template-columns: 92px 18px 1fr;
  align-items: center;
  min-height: 126px;
}

.pattern-img {
  width: 82px;
  height: 94px;
  justify-self: center;
  object-fit: cover;
  border: 1px solid rgba(59, 93, 102, 0.82);
  border-radius: 6px;
  background: #f4f4f1;
}

.choice input,
.checkbox-row input {
  accent-color: var(--teal);
}

.model-section,
.results-section,
.waitlist-section,
.guardrail-section {
  margin-top: 28px;
  padding: clamp(24px, 4vw, 36px);
}

.section-intro {
  max-width: 600px;
}

.section-intro h2,
.results-section h2,
.waitlist-section h2,
.guardrail-section h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.16;
}

.section-intro p,
.results-section p,
.waitlist-section p,
.guardrail-section p {
  color: var(--muted);
}

.system-grid,
.guardrail-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 28px;
}

.guardrail-grid {
  grid-template-columns: repeat(3, 1fr);
}

.system-grid article,
.guardrail-grid article {
  min-height: 190px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 22px;
  background: rgba(5, 14, 17, 0.38);
}

.system-grid span {
  color: var(--amber);
  font-size: 13px;
  font-weight: 800;
}

.system-grid h3,
.guardrail-grid h3 {
  margin: 30px 0 10px;
  text-transform: uppercase;
  font-size: 14px;
  letter-spacing: 0.08em;
}

.system-grid p,
.guardrail-grid p {
  margin: 0;
  font-size: 14px;
}

.results-layout,
.waitlist-section {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  gap: 28px;
  align-items: start;
}

.score-card {
  display: grid;
  gap: 14px;
}

.score-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
}

.score-row strong {
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 12px;
}

.score-row span {
  color: var(--muted);
  font-size: 13px;
}

.score-value {
  color: var(--teal-2);
  font-size: 22px;
  font-weight: 800;
}

.waitlist-form {
  display: grid;
  gap: 14px;
}

.assessment-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.assessment-summary div {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  background: rgba(3, 10, 12, 0.34);
}

.assessment-summary span {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

.assessment-summary strong {
  display: block;
  margin-top: 4px;
  font-size: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 13px;
}

input,
select {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 13px;
  background: rgba(3, 10, 12, 0.56);
  color: var(--text);
  outline: none;
}

input:focus,
select:focus {
  border-color: var(--teal);
}

.choice {
  display: flex;
}

.choice input {
  width: 18px;
  min-width: 18px;
  min-height: 18px;
}

.checkbox-row {
  display: flex;
  align-items: center;
}

.checkbox-row input {
  width: 18px;
  min-width: 18px;
  min-height: 18px;
}

.form-status {
  min-height: 22px;
  margin: 0;
  color: var(--teal-2);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  width: min(1180px, calc(100% - 40px));
  margin: 42px auto 0;
  padding: 28px 0 36px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 13px;
}

.footer-link {
  border: 0;
  padding: 0;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 940px) {
  .nav,
  .header-cta {
    display: none;
  }

  .hero,
  .results-layout,
  .waitlist-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: 0;
    padding-top: 44px;
  }

  .proof-row,
  .system-grid,
  .guardrail-grid {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .section-shell {
    width: min(100% - 28px, 1180px);
  }

  .site-header {
    padding-inline: 14px;
  }

  .brand {
    letter-spacing: 0.16em;
    font-size: 12px;
  }

  .hero-copy h1 {
    font-size: 31px;
    line-height: 1.12;
  }

  .hero-copy p {
    font-size: 16px;
  }

  .panel-header {
    align-items: flex-start;
  }

  .panel-header span {
    min-width: 78px;
    text-align: right;
  }

  .hero-actions,
  .form-actions {
    flex-direction: column;
  }

  .visual-choice-list {
    grid-template-columns: 1fr;
  }

  .assessment-summary {
    grid-template-columns: 1fr;
  }

  .visual-choice {
    grid-template-columns: 74px 18px 1fr;
    min-height: 104px;
  }

  .pattern-img {
    width: 66px;
    height: 78px;
  }

  .button {
    width: 100%;
  }
}