:root {
  --bg: #f7fbfb;
  --surface: #ffffff;
  --surface-soft: #eef8f7;
  --ink: #102a32;
  --muted: #54707a;
  --line: #d8e7e9;
  --teal: #0e6f77;
  --teal-dark: #0a4f57;
  --green: #4b8063;
  --blue: #275f91;
  --focus: #0b7f8c;
  --shadow: 0 18px 50px rgba(16, 42, 50, 0.09);
  --radius: 8px;
  --max: 1160px;
  --font: Arial, Helvetica, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 88px;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: 12px;
  z-index: 20;
  transform: translateY(-140%);
  background: var(--ink);
  color: #fff;
  padding: 10px 14px;
  border-radius: var(--radius);
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(100% - 32px, var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(247, 251, 251, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.header-inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 700;
  color: var(--ink);
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--teal), var(--green));
  color: #fff;
  font-size: 0.78rem;
  letter-spacing: 0;
}

.brand-text {
  font-size: 1.15rem;
}

.nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav a {
  text-decoration: none;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
  padding: 8px 10px;
  border-radius: var(--radius);
}

.nav a:hover {
  color: var(--teal-dark);
  background: rgba(14, 111, 119, 0.08);
}

.section {
  padding: 76px 0;
}

.section[id] {
  scroll-margin-top: 88px;
}

.hero {
  padding: 92px 0 84px;
  background:
    linear-gradient(120deg, rgba(238, 248, 247, 0.94), rgba(255, 255, 255, 0.65)),
    radial-gradient(circle at top right, rgba(39, 95, 145, 0.12), transparent 34%);
  border-bottom: 1px solid var(--line);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr);
  gap: 54px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
  overflow-wrap: break-word;
}

h1 {
  margin-bottom: 18px;
  max-width: 760px;
  font-size: clamp(2.6rem, 7vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 18px;
  font-size: clamp(2rem, 4vw, 3.35rem);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
  line-height: 1.25;
}

.subheadline {
  max-width: 720px;
  margin-bottom: 16px;
  color: var(--teal-dark);
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  line-height: 1.35;
  font-weight: 700;
}

.intro,
.section-lead,
.section-heading p,
.pilot-card p,
.footer-copy,
.disclaimer {
  color: var(--muted);
}

.intro {
  max-width: 730px;
  margin-bottom: 30px;
  font-size: 1.08rem;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  text-decoration: none;
  font-weight: 700;
  line-height: 1.2;
}

.button-primary {
  background: var(--teal);
  color: #fff;
}

.button-primary:hover {
  background: var(--teal-dark);
}

.button-secondary {
  background: #fff;
  color: var(--teal-dark);
  border-color: var(--line);
}

.button-secondary:hover {
  border-color: var(--teal);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
}

.status-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.panel-header {
  padding: 24px;
  background: var(--ink);
  color: #fff;
}

.panel-kicker {
  display: block;
  margin-bottom: 8px;
  color: #b5dddc;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-header strong {
  display: block;
  line-height: 1.35;
  overflow-wrap: break-word;
}

.signal-list {
  margin: 0;
}

.signal-list div {
  padding: 20px 24px;
  border-top: 1px solid var(--line);
}

.signal-list dt {
  margin-bottom: 5px;
  color: var(--ink);
  font-weight: 700;
}

.signal-list dd {
  margin: 0;
  color: var(--muted);
}

.split-section {
  background: var(--surface);
}

.split-grid {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: 52px;
  align-items: start;
}

.section-lead {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
}

.content-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
  gap: 52px;
  align-items: start;
}

.content-grid.reverse {
  grid-template-columns: minmax(320px, 1.1fr) minmax(0, 0.9fr);
}

.content-grid.reverse .section-heading {
  order: 2;
}

.section-heading {
  max-width: 620px;
}

.feature-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.feature-list li {
  position: relative;
  padding: 18px 18px 18px 48px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: #24424b;
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 18px;
  top: 24px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 5px rgba(75, 128, 99, 0.13);
}

.tinted {
  background: var(--surface-soft);
  border-block: 1px solid var(--line);
}

.compliance-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(360px, 1.2fr);
  gap: 52px;
  align-items: start;
}

.principles {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.principles article {
  min-height: 168px;
  padding: 22px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.principles p {
  margin-bottom: 0;
  color: var(--muted);
}

.pilot-section {
  padding-top: 52px;
}

.pilot-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 32px;
  align-items: center;
  padding: 34px;
  background: var(--ink);
  color: #fff;
  border-radius: var(--radius);
}

.pilot-card p {
  max-width: 820px;
  margin-bottom: 0;
  color: #d7e5e8;
}

.pilot-card .eyebrow {
  color: #b5dddc;
}

.form-section {
  background: var(--surface);
  border-top: 1px solid var(--line);
}

.form-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.7fr) minmax(420px, 1.3fr);
  gap: 48px;
  align-items: start;
}

.form-intro {
  max-width: 560px;
}

.form-lead {
  color: var(--muted);
  font-size: 1.08rem;
}

.notice {
  margin: 24px 0 16px;
  padding: 18px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-left: 4px solid var(--teal);
  border-radius: var(--radius);
}

.notice strong {
  display: block;
  margin-bottom: 6px;
}

.notice p,
.privacy-note,
.form-footnote {
  margin-bottom: 0;
  color: var(--muted);
}

.data-boundary {
  display: grid;
  gap: 10px;
  margin: 18px 0;
}

.data-boundary div {
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.data-boundary strong,
.data-boundary span {
  display: block;
}

.data-boundary strong {
  margin-bottom: 3px;
  color: var(--ink);
}

.data-boundary span {
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.45;
}

.pilot-form {
  display: grid;
  gap: 22px;
  padding: 30px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.form-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.form-title-row h3 {
  margin-bottom: 4px;
  font-size: 1.28rem;
}

.form-title-row p {
  margin-bottom: 0;
  color: var(--muted);
}

.form-badge {
  flex: 0 0 auto;
  padding: 6px 10px;
  background: #e7f4ee;
  color: #20573f;
  border: 1px solid #b8dcca;
  border-radius: var(--radius);
  font-size: 0.82rem;
  font-weight: 700;
  white-space: nowrap;
}

.form-group {
  display: grid;
  gap: 16px;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.form-group legend {
  margin-bottom: 12px;
  padding: 0;
  color: var(--teal-dark);
  font-weight: 700;
  line-height: 1.25;
}

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

.field,
.consent-field {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 700;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 12px 13px;
  border: 1px solid #c6dadd;
  border-radius: var(--radius);
  background: #fff;
  color: var(--ink);
  font: inherit;
}

.field textarea {
  min-height: 132px;
  resize: vertical;
}

.field select {
  appearance: auto;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--focus);
  outline: 3px solid rgba(11, 127, 140, 0.18);
}

.field input[aria-invalid="true"],
.field select[aria-invalid="true"],
.field textarea[aria-invalid="true"],
.consent-field input[aria-invalid="true"] {
  border-color: #a33d3d;
}

.optional,
.form-footnote {
  font-size: 0.88rem;
  font-weight: 400;
}

.consent-field {
  grid-template-columns: auto 1fr;
  align-items: start;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 600;
}

.consent-field input {
  width: 20px;
  height: 20px;
  margin: 2px 0 0;
  accent-color: var(--teal);
}

.form-footnote {
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.form-status {
  display: none;
  padding: 14px 16px;
  border-radius: var(--radius);
  font-weight: 700;
}

.form-status.is-success,
.form-status.is-error {
  display: block;
}

.form-status.is-success {
  background: #e7f4ee;
  color: #20573f;
  border: 1px solid #b8dcca;
}

.form-status.is-error {
  background: #fff1f1;
  color: #7b2626;
  border: 1px solid #e6b9b9;
}

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.site-footer {
  padding: 38px 0;
  background: #fff;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: 0.65fr 1.35fr;
  gap: 38px;
  align-items: start;
}

.footer-brand {
  margin-bottom: 12px;
}

.footer-copy,
.disclaimer {
  margin-bottom: 0;
  font-size: 0.94rem;
}

.disclaimer {
  max-width: 760px;
}

@media (max-width: 860px) {
  .nav {
    display: none;
  }

  .hero-grid,
  .split-grid,
  .content-grid,
  .content-grid.reverse,
  .compliance-grid,
  .form-grid,
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .content-grid.reverse .section-heading {
    order: 0;
  }

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

  .pilot-card {
    grid-template-columns: 1fr;
  }

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

  .form-title-row {
    display: grid;
  }

  .form-badge {
    width: fit-content;
  }
}

@media (max-width: 560px) {
  .container {
    width: min(100% - 24px, var(--max));
  }

  .section {
    padding: 56px 0;
  }

  .hero {
    padding: 66px 0 58px;
  }

  h1 {
    font-size: 2.2rem;
    line-height: 1.08;
  }

  h2 {
    font-size: 1.9rem;
  }

  .cta-row,
  .button {
    width: 100%;
  }

  .status-panel {
    box-shadow: none;
  }

  .pilot-card {
    padding: 24px;
  }

  .pilot-form {
    padding: 20px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
  }
}