:root {
  --chalkboard: #173f35;
  --chalkboard-deep: #0d2f28;
  --green: #2f6f5d;
  --mint: #dcefe6;
  --mint-soft: #eff8f2;
  --cream: #f8f3e8;
  --paper: #fffdf7;
  --ink: #1d2d2a;
  --muted: #52655f;
  --line: #d7e2d8;
  --shadow: 0 18px 45px rgba(18, 51, 43, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  background:
    radial-gradient(circle at top left, rgba(220, 239, 230, 0.9), transparent 34rem),
    linear-gradient(180deg, var(--cream) 0%, #fbf8ef 50%, var(--paper) 100%);
}

a {
  color: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid #9fd5bb;
  outline-offset: 3px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  border-bottom: 1px solid rgba(215, 226, 216, 0.9);
  background: rgba(248, 243, 232, 0.94);
  backdrop-filter: blur(14px);
}

.nav-wrap,
.section,
.site-footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.nav-wrap {
  display: flex;
  min-height: 74px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--chalkboard-deep);
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border-radius: 7px;
  color: #f5fbf6;
  font-weight: 900;
  background: linear-gradient(145deg, var(--chalkboard), var(--green));
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 26px;
  color: var(--muted);
  font-size: 0.95rem;
  font-weight: 650;
}

.nav-links a,
.footer-links a,
.text-link,
.tool-card a {
  text-decoration: none;
}

.nav-links a:hover,
.footer-links a:hover,
.text-link:hover,
.tool-card a:hover {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.button {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 12px 18px;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

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

.button-primary {
  color: #fffdf7;
  background: var(--chalkboard);
  box-shadow: 0 12px 22px rgba(23, 63, 53, 0.18);
}

.button-primary:hover {
  background: var(--chalkboard-deep);
}

.button-secondary {
  border-color: #b9d0c3;
  color: var(--chalkboard-deep);
  background: rgba(255, 253, 247, 0.76);
}

.button-secondary:hover {
  background: #ffffff;
  box-shadow: 0 10px 20px rgba(23, 63, 53, 0.1);
}

.button-small {
  min-height: 42px;
  padding: 10px 14px;
  font-size: 0.92rem;
}

.section {
  padding: 80px 0;
}

.hero {
  display: grid;
  min-height: calc(100vh - 74px);
  align-items: center;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.72fr);
  gap: clamp(32px, 6vw, 76px);
  padding-top: 64px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  color: var(--chalkboard-deep);
  line-height: 1.08;
  letter-spacing: 0;
}

h1 {
  max-width: 760px;
  margin-bottom: 22px;
  font-size: clamp(3rem, 7vw, 5.85rem);
}

h2 {
  max-width: 780px;
  margin-bottom: 22px;
  font-size: clamp(2rem, 4vw, 3.2rem);
}

h3 {
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.hero-copy {
  max-width: 680px;
  margin-bottom: 18px;
  color: var(--muted);
  font-size: clamp(1.06rem, 2vw, 1.24rem);
}

.privacy-promise {
  max-width: 680px;
  margin-bottom: 30px;
  padding: 18px 20px;
  border: 1px solid rgba(185, 208, 195, 0.9);
  border-left: 5px solid var(--green);
  border-radius: var(--radius);
  background: rgba(255, 253, 247, 0.86);
  box-shadow: 0 12px 26px rgba(23, 63, 53, 0.08);
}

.privacy-promise p {
  margin-bottom: 0;
  color: var(--muted);
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
}

.privacy-promise .privacy-promise-title {
  margin-bottom: 4px;
  color: var(--chalkboard-deep);
  font-size: clamp(1.08rem, 1.8vw, 1.24rem);
  font-weight: 850;
  line-height: 1.3;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-panel,
.card,
.tool-card {
  border: 1px solid rgba(215, 226, 216, 0.95);
  border-radius: var(--radius);
  background: rgba(255, 253, 247, 0.9);
  box-shadow: var(--shadow);
}

.hero-panel {
  padding: 28px;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  color: var(--chalkboard-deep);
  font-size: 0.95rem;
  font-weight: 850;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #6bbf88;
  box-shadow: 0 0 0 6px rgba(107, 191, 136, 0.16);
}

.principle-list {
  display: grid;
  gap: 18px;
  margin: 0;
}

.principle-list div {
  padding-top: 18px;
  border-top: 1px solid var(--line);
}

.principle-list dt {
  margin-bottom: 4px;
  color: var(--chalkboard-deep);
  font-weight: 850;
}

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

.problem-section {
  border-top: 1px solid rgba(215, 226, 216, 0.75);
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 22px;
}

.problem-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.card-grid {
  display: grid;
  gap: 18px;
}

.three-column {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.two-column {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card,
.tool-card {
  min-height: 100%;
  padding: 24px;
}

.card p,
.tool-card p,
.record-section p,
.pilot-section p,
.privacy-section p {
  color: var(--muted);
}

.record-section,
.pilot-section,
.privacy-section {
  display: grid;
  align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.42fr);
  gap: 34px;
  border-radius: var(--radius);
}

.record-section {
  width: min(1120px, calc(100% - 40px));
  padding: 44px;
  background: var(--mint-soft);
  box-shadow: inset 0 0 0 1px rgba(185, 208, 195, 0.72);
}

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

.feature-list li {
  position: relative;
  padding: 13px 14px 13px 40px;
  border: 1px solid #c9ddcf;
  border-radius: var(--radius);
  color: var(--chalkboard-deep);
  font-weight: 760;
  background: rgba(255, 253, 247, 0.72);
}

.feature-list li::before {
  display: block;
  position: absolute;
  top: 18px;
  left: 16px;
  width: 10px;
  height: 6px;
  border-bottom: 2px solid var(--green);
  border-left: 2px solid var(--green);
  content: "";
  transform: rotate(-45deg);
}

.section-heading-row {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 8px;
}

.text-link,
.tool-card a {
  color: var(--green);
  font-weight: 850;
}

.tool-card {
  display: flex;
  min-height: 230px;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.pilot-section,
.privacy-section {
  width: min(1120px, calc(100% - 40px));
  padding: 44px;
  margin-bottom: 28px;
  background: var(--chalkboard);
}

.pilot-section h2,
.pilot-section p,
.privacy-section h2,
.privacy-section p,
.pilot-section .section-kicker,
.privacy-section .section-kicker {
  color: #fffdf7;
}

.pilot-section .section-kicker,
.privacy-section .section-kicker {
  opacity: 0.78;
}

.privacy-section {
  margin-top: 0;
  background: #f2f8f3;
  box-shadow: inset 0 0 0 1px rgba(185, 208, 195, 0.72);
}

.privacy-section h2,
.privacy-section p {
  color: var(--chalkboard-deep);
}

.privacy-section .section-kicker {
  color: var(--green);
}

.privacy-hero {
  min-height: auto;
  padding-top: 72px;
  padding-bottom: 42px;
}

.privacy-hero h1 {
  font-size: clamp(2.8rem, 6vw, 5rem);
}

.privacy-content {
  padding-top: 34px;
}

.privacy-prose {
  max-width: 860px;
  padding: clamp(28px, 5vw, 48px);
  border: 1px solid rgba(215, 226, 216, 0.95);
  border-radius: var(--radius);
  background: rgba(255, 253, 247, 0.92);
  box-shadow: var(--shadow);
}

.privacy-prose h2 {
  margin-top: 42px;
  margin-bottom: 14px;
  font-size: clamp(1.45rem, 3vw, 2.1rem);
}

.privacy-prose h2:first-of-type {
  margin-top: 34px;
}

.privacy-prose p,
.privacy-principles p {
  color: var(--muted);
}

.privacy-principles {
  display: grid;
  gap: 18px;
  margin: 0;
  padding-left: 1.4rem;
}

.privacy-principles li::marker {
  color: var(--green);
  font-weight: 900;
}

.privacy-principles strong {
  display: block;
  margin-bottom: 4px;
  color: var(--chalkboard-deep);
  font-size: 1.05rem;
}

.privacy-principles p {
  margin-bottom: 0;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 20px 36px;
  padding: 36px 0 42px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.footer-brand {
  margin-bottom: 8px;
}

.site-footer p {
  margin-bottom: 0;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  font-weight: 760;
}

.copyright {
  grid-column: 1 / -1;
  font-size: 0.9rem;
}

@media (max-width: 900px) {
  .nav-wrap {
    flex-wrap: wrap;
    justify-content: center;
    padding: 16px 0;
  }

  .nav-links {
    order: 3;
    width: 100%;
    flex-wrap: wrap;
    gap: 14px 22px;
  }

  .hero,
  .record-section,
  .pilot-section,
  .privacy-section {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 56px;
  }

  .problem-grid,
  .three-column,
  .two-column {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .nav-wrap,
  .section,
  .site-footer,
  .record-section,
  .pilot-section,
  .privacy-section {
    width: min(100% - 28px, 1120px);
  }

  .section {
    padding: 58px 0;
  }

  h1 {
    font-size: 2.8rem;
  }

  .button,
  .hero-actions {
    width: 100%;
  }

  .section-heading-row,
  .site-footer {
    display: block;
  }

  .record-section,
  .pilot-section,
  .privacy-section {
    padding: 28px;
  }

  .privacy-promise {
    padding: 16px;
  }

  .footer-links {
    flex-wrap: wrap;
    margin: 22px 0 14px;
  }
}