:root {
  --rt-ink: #171717;
  --rt-muted: #5f6368;
  --rt-border: #e7e2d7;
  --rt-card: #ffffff;
  --rt-wash: #fbf8f0;
  --rt-green: #0f766e;
  --rt-green-dark: #075e58;
  --rt-gold: #c98200;
  --rt-shadow: 0 18px 45px rgba(25, 28, 33, 0.08);
}

[data-md-color-scheme="default"] {
  --md-primary-fg-color: #0f766e;
  --md-primary-fg-color--light: #14a69a;
  --md-primary-fg-color--dark: #075e58;
  --md-accent-fg-color: #c98200;
}

.md-header,
.md-tabs {
  box-shadow: none;
}

.md-main {
  background:
    radial-gradient(circle at 20% 0%, rgba(15, 118, 110, 0.10), transparent 28rem),
    linear-gradient(180deg, #fffdf8 0%, #ffffff 24rem);
}

.md-content {
  max-width: 980px;
}

.md-typeset {
  color: var(--rt-ink);
}

.md-typeset h1 {
  color: var(--rt-ink);
  font-weight: 800;
  letter-spacing: -0.045em;
}

.md-typeset h2 {
  color: var(--rt-ink);
  font-weight: 760;
  letter-spacing: -0.025em;
  margin-top: 2.35rem;
}

.md-typeset h3 {
  color: var(--rt-ink);
  font-weight: 720;
}

.md-typeset p,
.md-typeset li {
  line-height: 1.72;
}

.md-typeset code {
  border-radius: 0.35rem;
  padding: 0.12em 0.36em;
}

.md-typeset pre > code {
  border-radius: 0.85rem;
}

.md-typeset pre {
  border-radius: 0.85rem;
  box-shadow: inset 0 0 0 1px rgba(15, 23, 42, 0.06);
}

.md-typeset .admonition,
.md-typeset details {
  border-radius: 0.9rem;
  box-shadow: none;
}

.md-typeset table:not([class]) {
  border-radius: 0.9rem;
  box-shadow: 0 0 0 1px var(--rt-border);
  overflow: hidden;
}

.md-typeset table:not([class]) th {
  background-color: #f5efe2;
  color: var(--rt-ink);
}

.rt-hero {
  margin: 0.6rem 0 2.5rem;
  padding: 1.45rem 2rem 1.65rem;
  border: 1px solid var(--rt-border);
  border-radius: 1.7rem;
  background:
    radial-gradient(circle at 85% 18%, rgba(201, 130, 0, 0.13), transparent 16rem),
    radial-gradient(circle at 15% 22%, rgba(15, 118, 110, 0.12), transparent 16rem),
    rgba(255, 255, 255, 0.88);
  box-shadow: var(--rt-shadow);
  text-align: center;
}

.rt-hero-logo {
  display: block;
  width: 58px;
  height: auto;
  margin: 0 auto 0.45rem;
}

.rt-eyebrow {
  color: var(--rt-green);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  margin: 0 0 0.35rem;
  text-transform: uppercase;
}

.md-typeset .rt-hero h1 {
  font-size: clamp(1.9rem, 4vw, 3.05rem);
  line-height: 1.02;
  margin: 0 auto 0.55rem;
  max-width: 760px;
}

.rt-lede {
  color: var(--rt-muted);
  font-size: 0.98rem;
  margin: 0 auto 0.9rem;
  max-width: 720px;
}

.rt-action-grid,
.rt-path-grid,
.rt-concept-grid,
.rt-doc-map {
  display: grid;
  gap: 1rem;
}

.rt-action-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0.8rem;
}

.rt-action-card,
.rt-path-step,
.rt-concept-card,
.rt-doc-map a {
  border: 1px solid var(--rt-border);
  border-radius: 1rem;
  background: rgba(255, 255, 255, 0.92);
  color: inherit;
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.055);
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
}

.rt-action-card:hover,
.rt-path-step:hover,
.rt-concept-card:hover,
.rt-doc-map a:hover {
  border-color: rgba(15, 118, 110, 0.38);
  box-shadow: 0 18px 36px rgba(15, 118, 110, 0.12);
  transform: translateY(-2px);
}

.rt-action-card {
  min-height: 6.6rem;
  padding: 0.95rem;
  text-align: left;
}

.rt-action-icon {
  align-items: center;
  background: #eef8f5;
  border-radius: 0.8rem;
  color: var(--rt-green-dark);
  display: inline-flex;
  font-size: 1.05rem;
  height: 2.15rem;
  justify-content: center;
  margin-bottom: 0.65rem;
  width: 2.15rem;
}

.rt-action-card strong,
.rt-action-card small,
.rt-path-step strong,
.rt-path-step p,
.rt-doc-map strong,
.rt-doc-map span {
  display: block;
}

.rt-action-card strong {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.rt-action-card small,
.rt-path-step p,
.rt-doc-map span,
.rt-concept-card p {
  color: var(--rt-muted);
}

.rt-path-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 1.1rem 0 2.2rem;
}

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

.rt-path-step {
  padding: 1rem;
}

.rt-path-step span {
  color: var(--rt-gold);
  display: block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin-bottom: 0.55rem;
}

.rt-path-step strong {
  font-size: 1.02rem;
}

.rt-path-step p {
  font-size: 0.82rem;
  margin: 0.5rem 0 0.85rem;
}

.rt-path-step code {
  white-space: normal;
}

.rt-concept-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 1rem 0 2.4rem;
}

.rt-concept-card {
  padding: 1rem;
}

.md-typeset .rt-concept-card h3 {
  margin: 0 0 0.45rem;
}

.rt-concept-card p {
  font-size: 0.84rem;
  margin: 0;
}

.rt-doc-map {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 1rem 0 2rem;
}

.rt-doc-map a {
  padding: 1rem 1.1rem;
}

.rt-doc-map strong {
  margin-bottom: 0.25rem;
}

.rt-learning-panel {
  border: 1px solid var(--rt-border);
  border-radius: 1.25rem;
  background: linear-gradient(135deg, #ffffff 0%, #fff8ea 100%);
  box-shadow: var(--rt-shadow);
  margin: 1rem 0 2rem;
  padding: 1.2rem 1.4rem;
}

.md-typeset .rt-learning-panel h2 {
  margin-top: 0;
}

.rt-track-map {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.md-footer {
  background: #075e58;
}

.md-footer-meta {
  background: #064b46;
}

@media screen and (max-width: 960px) {
  .rt-action-grid,
  .rt-path-grid,
  .rt-path-grid-three,
  .rt-concept-grid,
  .rt-doc-map,
  .rt-track-map {
    grid-template-columns: 1fr;
  }

  .rt-hero {
    padding: 2.1rem 1.2rem;
  }
}