/* NeuralSaas AI brand: periwinkle #5B6CFF, lime #D7F657, near-black #080A09 */

:root {
  --pb-blue: #5b6cff;
  --pb-blue-light: #8b7fff;
  --pb-lime: #d7f657;
  --pb-ink: #080a09;
}

[data-md-color-scheme="default"] {
  --md-primary-fg-color: #4553e6;
  --md-primary-fg-color--light: #6b86ff;
  --md-primary-fg-color--dark: #2f3bb8;
  --md-accent-fg-color: #4553e6;
  --md-typeset-a-color: #3f4cd6;
}

[data-md-color-scheme="slate"] {
  --md-hue: 140;
  --md-default-bg-color: #0d100e;
  --md-default-bg-color--light: #141a12;
  --md-primary-fg-color: #10130f;
  --md-primary-bg-color: #f4f6f2;
  --md-accent-fg-color: var(--pb-lime);
  --md-typeset-a-color: #a9b6ff;
}

.md-header,
.md-tabs {
  background: linear-gradient(90deg, #10130f, #1a1d2e);
  color: #f4f6f2;
}

.md-header__button.md-logo img {
  height: 1.6rem;
}

/* Level badge and review date under each note title (added by site_hooks.py) */
.note-meta {
  margin-top: -0.6rem;
  font-size: 0.72rem;
  color: var(--md-default-fg-color--light);
}

.note-meta .level {
  display: inline-block;
  padding: 0.05rem 0.5rem;
  border-radius: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.level-beginner {
  background: #e6f9b8;
  color: #2d3a00;
}

.level-intermediate {
  background: #dfe3ff;
  color: #1f2a8a;
}

/* Home hero */
.pb-hero {
  background:
    radial-gradient(60rem 20rem at 85% -10%, rgba(91, 108, 255, 0.45), transparent 60%),
    radial-gradient(30rem 14rem at 5% 110%, rgba(215, 246, 87, 0.18), transparent 60%),
    var(--pb-ink);
  color: #f4f6f2;
  padding: 3.2rem 0 2.6rem;
}

.pb-hero .md-typeset {
  padding: 0 0.8rem;
}

.pb-eyebrow {
  color: var(--pb-lime);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}

.pb-hero .pb-title {
  color: #fff;
  font-size: 2.2rem;
  font-weight: 700;
  line-height: 1.15;
  max-width: 34rem;
  margin: 0.6rem 0 0.8rem;
}

.pb-title span {
  background: linear-gradient(90deg, #a9b6ff, var(--pb-lime));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.pb-lead {
  max-width: 38rem;
  font-size: 0.95rem;
  color: #c9cec6;
}

.pb-actions .md-button {
  color: #f4f6f2;
  border-color: rgba(244, 246, 242, 0.4);
  margin: 0.3rem 0.4rem 0 0;
}

.pb-actions .md-button--primary {
  background: var(--pb-lime);
  border-color: var(--pb-lime);
  color: var(--pb-ink);
}

.pb-actions .md-button:hover {
  background: var(--pb-blue);
  border-color: var(--pb-blue);
  color: #fff;
}

/* Module cards */
.pb-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr));
  gap: 0.8rem;
  margin: 0.4rem 0 2rem;
}

.pb-card {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--md-default-fg-color--lightest);
  border-radius: 0.6rem;
  color: var(--md-default-fg-color);
  transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
}

.pb-card:hover {
  transform: translateY(-2px);
  border-color: var(--pb-blue);
  box-shadow: 0 6px 18px rgba(91, 108, 255, 0.18);
}

.pb-card-num {
  font-family: var(--md-code-font-family);
  font-size: 0.7rem;
  color: var(--pb-blue);
  font-weight: 700;
}

.pb-card-title {
  font-weight: 650;
  font-size: 0.85rem;
  line-height: 1.3;
}

.pb-card-meta {
  font-size: 0.7rem;
  color: var(--md-default-fg-color--light);
}

/* On the home page the hero replaces the README's logo, quick links and title */
.pb-home > h1:first-of-type,
.pb-home > p:nth-of-type(1),
.pb-home > p:nth-of-type(2) {
  display: none;
}

@media screen and (max-width: 44.9375em) {
  .pb-hero .pb-title {
    font-size: 1.6rem;
  }
}