:root {
  --ink: #10151b;
  --ink-soft: #35424e;
  --paper: #f7f8f6;
  --surface: #ffffff;
  --line: #d9ded8;
  --blue: #1c4e80;
  --teal: #2f8f83;
  --amber: #b7832f;
  --rust: #a34d3d;
  --hero: #10151b;
  --max: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.55;
  overflow-x: hidden;
}

a {
  color: inherit;
}

[data-shell] {
  width: min(var(--max), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: fixed;
  z-index: 20;
  top: 0;
  left: 50%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 72px;
  transform: translateX(-50%);
  color: #fff;
}

.site-header::before {
  position: absolute;
  z-index: -1;
  inset: 12px 0;
  content: "";
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(16, 21, 27, 0.76);
  backdrop-filter: blur(16px);
}

.brand,
nav {
  display: flex;
  align-items: center;
}

.brand {
  gap: 10px;
  padding-left: 18px;
  font-size: 17px;
  font-weight: 700;
  text-decoration: none;
}

.brand-mark {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid #75d0c1;
  border-radius: 4px;
  box-shadow: inset 5px 0 0 #d6a041, inset 0 -5px 0 #336b9e;
}

nav {
  gap: 4px;
  padding-right: 10px;
}

nav a {
  min-height: 44px;
  padding: 13px 12px 11px;
  border-radius: 6px;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  text-decoration: none;
}

nav a:hover,
nav a:focus-visible {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  outline: none;
}

.hero {
  position: relative;
  display: grid;
  min-height: 88vh;
  overflow: hidden;
  background: var(--hero);
  color: #fff;
}

#fabric-canvas,
.hero-shade {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

#fabric-canvas {
  opacity: 0.88;
}

.hero-shade {
  background:
    linear-gradient(90deg, rgba(16, 21, 27, 0.95) 0%, rgba(16, 21, 27, 0.78) 42%, rgba(16, 21, 27, 0.24) 100%),
    linear-gradient(0deg, rgba(16, 21, 27, 0.95) 0%, rgba(16, 21, 27, 0) 34%);
}

.hero-content {
  position: relative;
  z-index: 2;
  align-self: center;
  padding-top: 96px;
  padding-bottom: 160px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #75d0c1;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 830px;
  margin: 0;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 1.02;
  font-weight: 760;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.1;
}

h3 {
  margin: 0;
  font-size: 20px;
  line-height: 1.25;
}

.hero-copy {
  max-width: min(660px, 100%);
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 13px 18px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-weight: 700;
  text-decoration: none;
}

.button.primary {
  background: #75d0c1;
  color: #0e1a1f;
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  outline: none;
}

.hero-metrics {
  position: absolute;
  z-index: 3;
  right: 0;
  bottom: 26px;
  left: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(14px);
}

.hero-metrics div {
  min-height: 104px;
  padding: 20px;
  background: rgba(16, 21, 27, 0.72);
}

.hero-metrics strong {
  display: block;
  color: #fff;
  font-size: 27px;
  line-height: 1.1;
}

.hero-metrics span {
  display: block;
  max-width: 250px;
  margin-top: 8px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 14px;
}

.section {
  padding: 84px 0;
}

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

.section-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(0, 1fr);
  gap: 48px;
  align-items: start;
}

.section-grid > p,
.section-heading > p,
.evidence-layout > div > p,
.contact-actions p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 18px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2 {
  margin-bottom: 18px;
}

.section-heading.compact {
  margin-bottom: 26px;
}

.feature-grid,
.validation-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.feature-card,
.validation-item {
  min-height: 238px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfb;
}

.feature-card p,
.validation-item p {
  margin: 14px 0 0;
  color: var(--ink-soft);
}

.metric-label {
  display: block;
  margin-bottom: 18px;
  color: var(--amber);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.evidence-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 44px;
  align-items: start;
}

.evidence-layout h2 {
  margin-bottom: 20px;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

table {
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
  font-size: 15px;
}

th,
td {
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  background: #edf2f0;
  color: #25323c;
  font-size: 13px;
  text-transform: uppercase;
}

tbody tr:last-child td {
  border-bottom: 0;
}

tbody tr:nth-child(2n) {
  background: #faf8f3;
}

.validation-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.validation-item {
  min-height: 220px;
  background: #fff;
}

.engage {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 52px;
}

.engage-steps {
  display: grid;
  gap: 12px;
}

.engage-steps div {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 18px;
  align-items: start;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.engage-steps span {
  color: var(--blue);
  font-weight: 800;
}

.engage-steps p {
  margin: 0;
  color: var(--ink-soft);
}

.contact-section {
  background: #16212b;
  color: #fff;
}

.contact-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 48px;
  align-items: center;
  padding: 44px 0;
}

.contact-panel .eyebrow {
  color: #75d0c1;
}

.email-link {
  display: inline-flex;
  margin-bottom: 16px;
  color: #f0c56f;
  font-size: clamp(22px, 3vw, 34px);
  font-weight: 740;
  text-decoration: none;
}

.email-link:hover,
.email-link:focus-visible {
  text-decoration: underline;
  outline: none;
}

.contact-actions p {
  max-width: 640px;
  color: rgba(255, 255, 255, 0.7);
}

.footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 0;
  color: #5c6874;
  font-size: 14px;
}

@media (max-width: 900px) {
  [data-shell] {
    width: min(var(--max), calc(100% - 28px));
  }

  .site-header {
    min-height: 64px;
  }

  .site-header::before {
    inset: 8px 0;
  }

  .brand {
    padding-left: 14px;
  }

  nav {
    overflow-x: auto;
    padding-right: 8px;
  }

  nav a {
    padding-inline: 9px;
    white-space: nowrap;
  }

  .hero {
    min-height: 92vh;
  }

  .hero-content {
    padding-top: 86px;
    padding-bottom: 260px;
  }

  .hero-metrics,
  .section-grid,
  .evidence-layout,
  .engage,
  .contact-panel {
    grid-template-columns: 1fr;
  }

  .hero-metrics {
    bottom: 14px;
  }

  .hero-metrics div {
    min-height: 88px;
    padding: 16px;
  }

  .feature-grid,
  .validation-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  [data-shell] {
    width: calc(100% - 44px);
  }

  h1 {
    font-size: 40px;
  }

  .site-header {
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding-top: 7px;
  }

  .site-header::before {
    inset: 6px 0;
  }

  .brand {
    min-height: 42px;
  }

  nav {
    width: 100%;
    padding: 0 8px 8px;
  }

  nav a {
    min-height: 36px;
    padding-block: 8px;
  }

  .hero-content {
    width: min(320px, calc(100vw - 64px)) !important;
    margin-left: 22px;
    margin-right: 42px;
    padding-top: 132px;
    padding-bottom: 330px;
  }

  .hero-copy {
    max-width: 100%;
    font-size: 16px;
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    left: 22px;
    right: auto;
    width: min(320px, calc(100vw - 64px)) !important;
  }

  .hero-metrics div {
    min-height: 74px;
  }

  .hero-metrics strong {
    font-size: 22px;
  }

  .section {
    padding: 58px 0;
  }

  .feature-grid,
  .validation-grid {
    grid-template-columns: 1fr;
  }

  .feature-card,
  .validation-item {
    min-height: auto;
  }

  .hero-actions {
    display: grid;
  }

  .footer {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .button:hover,
  .button:focus-visible {
    transform: none;
  }
}