:root {
  --usb-primary: #1f7a52;
  --usb-primary-dark: #15583b;
  --usb-accent: #d5f28a;
  --usb-surface: #f4f9f2;
  --usb-surface-strong: #e7f1e1;
  --usb-ink: #183124;
  --usb-line: rgba(24, 49, 36, 0.12);
  --usb-shadow: 0 20px 50px rgba(21, 88, 59, 0.12);
}

[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--usb-primary);
  --md-primary-fg-color--light: #299365;
  --md-primary-fg-color--dark: var(--usb-primary-dark);
  --md-accent-fg-color: #5e7f20;
  --md-default-bg-color: var(--usb-surface);
}

.md-header {
  background: linear-gradient(90deg, var(--usb-primary-dark), var(--usb-primary));
}

.md-main__inner {
  margin-top: 1.2rem;
}

.md-content h1,
.md-content h2,
.md-content h3 {
  letter-spacing: 0.01em;
  color: var(--usb-ink);
}

.md-typeset a {
  text-decoration-thickness: 2px;
}

.md-typeset .admonition.tip {
  border-color: #6e9330;
}

.md-typeset .admonition.tip > .admonition-title {
  background-color: #edf7d7;
}

.usb-home {
  display: grid;
  gap: 0.85rem;
}

.usb-home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 132px;
  gap: 0.9rem;
  align-items: center;
  border: 1px solid var(--usb-line);
  border-radius: 1.2rem;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: var(--usb-shadow);
  padding: 1.2rem 1.35rem;
}

.usb-home-hero__copy {
  min-width: 0;
}

.usb-home-eyebrow {
  margin: 0 0 0.45rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--usb-primary-dark);
}

.usb-home .md-content__inner h1,
.usb-home h1 {
  margin: 0;
  font-size: clamp(2.1rem, 3.6vw, 3rem);
  line-height: 1;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.usb-home-lead {
  max-width: 44rem;
  margin: 0.65rem 0 0;
  font-size: 0.98rem;
  line-height: 1.55;
  color: rgba(24, 49, 36, 0.84);
}

.usb-home-hero__art {
  display: block;
  width: 100%;
  max-width: 120px;
  margin-left: auto;
  border-radius: 0.9rem;
  box-shadow: 0 10px 24px rgba(21, 88, 59, 0.12);
}

.usb-home-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.usb-home-card {
  display: block;
  padding: 1rem 1.05rem 1.05rem;
  border: 1px solid var(--usb-line);
  border-radius: 1.1rem;
  background: rgba(255, 255, 255, 0.72);
  color: inherit;
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(21, 88, 59, 0.08);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.usb-home-card:hover {
  transform: translateY(-3px);
  border-color: rgba(31, 122, 82, 0.28);
  box-shadow: 0 18px 40px rgba(21, 88, 59, 0.12);
}

.usb-home-card__kicker {
  display: inline-block;
  margin-bottom: 0.45rem;
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--usb-primary-dark);
}

.usb-home-card h2 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
  line-height: 1.3;
}

.usb-home-card p {
  margin: 0;
  font-size: 0.92rem;
  line-height: 1.5;
  color: rgba(24, 49, 36, 0.82);
}

.usb-home-contribute {
  display: grid;
  gap: 0.18rem;
  padding: 0.95rem 1.1rem 1rem;
  border: 1px solid rgba(31, 122, 82, 0.18);
  border-radius: 1rem;
  background: linear-gradient(135deg, rgba(213, 242, 138, 0.18), rgba(255, 255, 255, 0.92));
  color: inherit;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(21, 88, 59, 0.06);
  transition:
    transform 0.18s ease,
    box-shadow 0.18s ease,
    border-color 0.18s ease;
}

.usb-home-contribute:hover {
  transform: translateY(-2px);
  border-color: rgba(31, 122, 82, 0.3);
  box-shadow: 0 16px 32px rgba(21, 88, 59, 0.1);
}

.usb-home-contribute__kicker {
  font-size: 0.71rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--usb-primary-dark);
}

.usb-home-contribute strong {
  font-size: 1rem;
  color: var(--usb-ink);
}

.usb-home-contribute span:last-child {
  font-size: 0.92rem;
  line-height: 1.5;
  color: rgba(24, 49, 36, 0.82);
}

@media screen and (max-width: 76.1875em) {
  .usb-home-grid {
    grid-template-columns: 1fr;
  }
}

@media screen and (max-width: 44.9375em) {
  .usb-home-hero {
    grid-template-columns: 1fr;
    border-radius: 1.1rem;
    padding: 1.2rem;
  }

  .usb-home-hero__art {
    max-width: 100px;
    margin: 0;
  }

  .usb-home-lead {
    font-size: 1rem;
  }
}