:root {
  --dd-accent: #f5b301;
  --dd-ink: #0b0f19;
  /* Material "custom" primary: dark ink header matching the hero */
  --md-primary-fg-color: #0b0f19;
  --md-primary-fg-color--light: #1a2233;
  --md-primary-fg-color--dark: #06080f;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #0b0f19;
}

/* ---------- hero ---------- */
.dd-hero {
  margin: 0 -0.8rem 2.2rem;
  padding: 3.4rem 1.6rem 3rem;
  text-align: center;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(245, 179, 1, 0.16), transparent),
    linear-gradient(180deg, var(--dd-ink) 0%, #131a2b 100%);
  border-radius: 0 0 1.2rem 1.2rem;
}
.dd-hero h1 {
  color: #fff;
  font-size: 2.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 0 auto 0.4rem;
  max-width: 46rem;
  line-height: 1.15;
}
.dd-hero h1 em {
  font-style: normal;
  color: var(--dd-accent);
}
.dd-hero p.dd-sub {
  color: #b8c0d4;
  font-size: 1.05rem;
  max-width: 40rem;
  margin: 0.8rem auto 1.6rem;
  line-height: 1.55;
}
.dd-hero .md-button {
  margin: 0.25rem 0.35rem;
  border-color: var(--dd-accent);
  color: var(--dd-accent);
}
.dd-hero .md-button--primary {
  background-color: var(--dd-accent);
  border-color: var(--dd-accent);
  color: var(--dd-ink);
  font-weight: 700;
}
.dd-hero .dd-pip {
  display: inline-block;
  margin-top: 1.5rem;
  padding: 0.5rem 1.1rem;
  font-family: var(--md-code-font-family, monospace);
  font-size: 0.85rem;
  color: #e8ecf5;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 0.5rem;
}
.dd-hero .dd-pip span { color: var(--dd-accent); }

/* no permalink anchors in the hero */
.dd-hero .headerlink { display: none; }

/* ---------- terminal demo ---------- */
.dd-terminal {
  background: var(--dd-ink);
  border-radius: 0.7rem;
  padding: 1rem 1.2rem 1.1rem;
  font-family: var(--md-code-font-family, monospace);
  font-size: 0.78rem;
  line-height: 1.65;
  color: #d7dce8;
  overflow-x: auto;
  box-shadow: 0 12px 34px rgba(11, 15, 25, 0.35);
}
.dd-terminal .c { color: #6b7590; }   /* comment */
.dd-terminal .p { color: #7ee0a3; }   /* prompt */
.dd-terminal .a { color: var(--dd-accent); font-weight: 700; } /* alert */
.dd-terminal .ok { color: #7ee0a3; }

/* ---------- cards grid tune ---------- */
.grid.cards > ul > li {
  border-radius: 0.7rem;
  border: 1px solid var(--md-default-fg-color--lightest);
}
.grid.cards > ul > li:hover {
  border-color: var(--dd-accent);
  box-shadow: 0 6px 18px rgba(245, 179, 1, 0.12);
}

/* section headings on landing */
.dd-section-title {
  text-align: center;
  font-size: 1.5rem;
  font-weight: 800;
  margin: 2.6rem 0 0.4rem;
}
.dd-section-sub {
  text-align: center;
  color: var(--md-default-fg-color--light);
  margin: 0 auto 1.6rem;
  max-width: 38rem;
}