body {
  min-width: 320px;
  overflow-x: hidden;
  background: var(--lena-white);
}

.public-header {
  position: absolute;
  inset: 0 0 auto;
  z-index: 5;
  display: flex;
  min-height: 76px;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 12px max(28px, calc((100% - 1240px) / 2));
  color: var(--lena-white);
  background: rgba(7, 27, 19, 0.92);
  border-bottom: 1px solid rgba(46, 204, 113, 0.22);
}

.public-brand img,
.footer-brand img {
  border-radius: var(--lena-radius-md);
}

.public-header nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.public-header nav > a:not(.lena-button) {
  color: rgba(255, 255, 255, 0.84);
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
}

.public-header nav > a:not(.lena-button):hover {
  color: var(--lena-green-bright);
}

.header-login {
  min-height: 42px;
  padding: 8px 16px;
}

.hero {
  min-height: 760px;
  display: grid;
  grid-template-columns: minmax(0, 1.18fr) minmax(360px, 0.82fr);
  gap: 64px;
  align-items: center;
  padding: 126px max(28px, calc((100% - 1240px) / 2)) 80px;
  color: var(--lena-white);
  background: var(--lena-dark-strong);
  border-bottom: 4px solid var(--lena-green-main);
}

.hero-copy {
  max-width: 730px;
}

.hero-kicker {
  margin: 0 0 20px;
  color: var(--lena-green-bright);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  color: var(--lena-white);
  font-size: 76px;
  font-weight: 800;
  line-height: 0.96;
  letter-spacing: 8px;
}

.hero-lead {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--lena-white);
  font-size: 27px;
  font-weight: 700;
  line-height: 1.38;
}

.hero-rule {
  width: 160px;
  height: 2px;
  margin: 28px 0;
  background: var(--lena-green-main);
}

.hero-description {
  max-width: 650px;
  margin: 0;
  color: rgba(255, 255, 255, 0.72);
  font-size: 16px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.hero-primary {
  color: var(--lena-dark-strong);
  background: var(--lena-green-bright);
}

.hero-visual {
  position: relative;
  min-width: 0;
  padding-left: 54px;
  border-left: 1px solid rgba(46, 204, 113, 0.34);
}

.hero-visual > img {
  display: block;
  width: min(100%, 390px);
  height: auto;
  margin: 0 auto;
  border-radius: 34px;
  box-shadow: 0 34px 80px rgba(39, 174, 96, 0.2);
}

.hero-visual p {
  display: grid;
  gap: 6px;
  margin: 24px auto 0;
  max-width: 390px;
  color: var(--lena-white);
  line-height: 1.45;
}

.hero-visual p span {
  color: rgba(255, 255, 255, 0.62);
  font-size: 13px;
}

.feature-band,
.workflow-band,
.principles-band {
  padding: 82px max(28px, calc((100% - 1240px) / 2));
}

.section-intro {
  max-width: 720px;
  margin-bottom: 38px;
}

.section-intro h2 {
  margin: 0;
  color: var(--lena-dark);
  font-size: 40px;
  font-weight: 800;
  line-height: 1.15;
}

.section-intro > p:not(.lena-eyebrow) {
  margin: 18px 0 0;
  color: var(--lena-muted);
  font-size: 16px;
  line-height: 1.7;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 2px solid var(--lena-green-deep);
  border-left: 1px solid var(--lena-line);
}

.feature-grid article {
  min-width: 0;
  min-height: 200px;
  padding: 28px;
  border-right: 1px solid var(--lena-line);
  border-bottom: 1px solid var(--lena-line);
  background: var(--lena-white);
}

.feature-icon {
  width: 30px;
  height: 30px;
  margin-bottom: 24px;
  color: var(--lena-green-main);
}

.feature-grid h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
}

.feature-grid p {
  margin: 0;
  color: var(--lena-muted);
  font-size: 14px;
  line-height: 1.65;
}

.workflow-band {
  background: var(--lena-surface);
}

.workflow-band ol {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-top: 2px solid var(--lena-green-deep);
  list-style: none;
}

.workflow-band li {
  min-width: 0;
  padding: 24px 22px 30px 0;
  border-bottom: 1px solid var(--lena-line);
}

.workflow-band li span {
  display: block;
  margin-bottom: 28px;
  color: var(--lena-green-main);
  font-size: 13px;
  font-weight: 800;
}

.workflow-band li strong {
  display: block;
  max-width: 185px;
  font-size: 14px;
  line-height: 1.55;
}

.principles-band {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  color: var(--lena-white);
  background: var(--lena-dark);
}

.principles-band article {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  gap: 16px;
  padding: 30px;
  border-right: 1px solid rgba(46, 204, 113, 0.24);
}

.principles-band article:last-child {
  border-right: 0;
}

.principles-band .lena-icon-mask {
  width: 26px;
  height: 26px;
  color: var(--lena-green-bright);
}

.principles-band strong {
  font-size: 15px;
}

.principles-band p {
  margin: 8px 0 0;
  color: rgba(255, 255, 255, 0.67);
  font-size: 13px;
  line-height: 1.6;
}

footer {
  display: grid;
  grid-template-columns: auto minmax(220px, 1fr) auto auto;
  gap: 28px;
  align-items: center;
  padding: 28px max(28px, calc((100% - 1240px) / 2));
  color: rgba(255, 255, 255, 0.72);
  background: var(--lena-dark-strong);
  font-size: 12px;
}

footer p {
  margin: 0;
}

footer > a:last-child {
  color: var(--lena-white);
  font-weight: 700;
}

@media (max-width: 980px) {
  .hero {
    min-height: auto;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 36px;
  }

  .hero h1 {
    font-size: 58px;
  }

  .hero-lead {
    font-size: 22px;
  }

  .hero-visual {
    padding-left: 30px;
  }

  .feature-grid,
  .principles-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .principles-band article:last-child {
    grid-column: 1 / -1;
  }

  .workflow-band ol {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 680px) {
  .public-header {
    min-height: 68px;
    padding: 10px 18px;
  }

  .public-header nav {
    gap: 8px;
  }

  .public-header nav > a:not(.header-login) {
    display: none;
  }

  .public-brand .brand-wordmark strong {
    font-size: 15px;
    letter-spacing: 3px;
  }

  .public-brand .brand-wordmark small {
    letter-spacing: 4px;
  }

  .header-login {
    min-height: 42px;
  }

  .hero {
    min-height: 708px;
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 108px 20px 46px;
  }

  .hero-kicker {
    margin-bottom: 14px;
    font-size: 11px;
  }

  .hero h1 {
    font-size: 44px;
    letter-spacing: 4px;
  }

  .hero-lead {
    margin-top: 17px;
    font-size: 19px;
  }

  .hero-rule {
    margin: 20px 0;
  }

  .hero-description {
    font-size: 14px;
  }

  .hero-actions {
    display: grid;
    grid-template-columns: 1fr;
    margin-top: 24px;
  }

  .hero-visual {
    display: none;
  }

  .feature-band,
  .workflow-band,
  .principles-band {
    padding: 58px 20px;
  }

  .section-intro h2 {
    font-size: 30px;
  }

  .feature-grid,
  .workflow-band ol,
  .principles-band {
    grid-template-columns: 1fr;
  }

  .principles-band article:last-child {
    grid-column: auto;
  }

  .principles-band article {
    padding: 24px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(46, 204, 113, 0.24);
  }

  footer {
    grid-template-columns: 1fr auto;
    padding: 26px 20px;
  }

  footer p {
    grid-column: 1 / -1;
  }
}