/* Karakeep meets Trilium. From Karakeep: the near-black navy of its buttons
   and logo, and the violet-to-pink of its headline, for links and hover. From
   Trilium: the flower's leaf green for notes and its petal orange for focus.
   The header stays quiet: white in light mode, a violet-tinted charcoal in dark. */

:root > * {
  --ks-ink: #18162f;
  --ks-violet: #6d28d9;
  --ks-pink: #be185d;
  --ks-leaf: #2f7a27;
  --ks-petal: #c2610f;
  --ks-mist: #f4f2fb;

  --md-primary-fg-color: #ffffff;
  --md-primary-fg-color--light: #ffffff;
  --md-primary-fg-color--dark: #ffffff;
  --md-primary-bg-color: var(--ks-ink);
  --md-primary-bg-color--light: #4b4867;
  --md-accent-fg-color: var(--ks-pink);
  --md-typeset-a-color: var(--ks-violet);
  --md-typeset-color: var(--ks-ink);
  --md-footer-bg-color: var(--ks-ink);
  --md-footer-bg-color--dark: #110f22;
}

[data-md-color-scheme="slate"] {
  --md-hue: 248;
  --ks-ink: #ecebf5;
  --ks-violet: #b9a2fb;
  --ks-pink: #f472b6;
  --ks-leaf: #7cc36a;
  --ks-petal: #f0a35e;
  --ks-mist: hsla(248, 18%, 18%, 1);

  --md-default-bg-color: hsla(248, 18%, 10%, 1);
  --md-primary-fg-color: hsla(248, 18%, 10%, 1);
  --md-primary-fg-color--light: hsla(248, 18%, 10%, 1);
  --md-primary-fg-color--dark: hsla(248, 18%, 10%, 1);
  --md-primary-bg-color: var(--ks-ink);
  --md-typeset-a-color: var(--ks-violet);
  --md-typeset-color: hsla(248, 12%, 88%, 1);
  --md-footer-bg-color: hsla(248, 20%, 7%, 1);
  --md-footer-bg-color--dark: hsla(248, 20%, 5%, 1);
}

/* Header: a hairline instead of a coloured bar. */
.md-header {
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
  box-shadow: none;
}
.md-header[data-md-state="shadow"],
.md-header--shadow {
  box-shadow: 0 1px 0 var(--md-default-fg-color--lightest);
}
.md-search__input {
  background-color: var(--ks-mist);
  color: var(--ks-ink);
}
.md-search__input::placeholder,
.md-search__icon {
  color: var(--md-default-fg-color--light);
}
.md-search__input:hover {
  background-color: var(--ks-mist);
}
.md-header__button.md-logo img {
  height: 1.6rem;
}

/* The header already names the site; drop the repeat atop the sidebar. */
@media screen and (min-width: 76.25em) {
  .md-nav--primary > .md-nav__title {
    display: none;
  }
}

/* Reading rhythm: Atkinson reads best a touch larger and looser. */
.md-typeset {
  font-size: 0.82rem;
  line-height: 1.65;
}
.md-typeset h1 {
  color: var(--ks-ink);
  font-weight: 700;
  letter-spacing: -0.015em;
}
.md-typeset h2 {
  font-weight: 700;
  letter-spacing: -0.01em;
}
.md-typeset a:focus-visible,
.md-nav__link:focus-visible,
.md-typeset .md-button:focus-visible {
  outline: 2px solid var(--ks-petal);
  outline-offset: 2px;
}

/* Home page hero: the headline beside the merged mark, which sits in a soft
   glow of Karakeep violet and Trilium leaf. */
.ks-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 2rem;
  padding: 1.5rem 0 0.5rem;
}
.md-typeset .ks-hero h1 {
  font-size: 2.5rem;
  line-height: 1.08;
  margin: 0 0 0.45em;
  max-width: 12em;
  text-wrap: balance;
}
.ks-hero__lead {
  font-size: 1.05rem;
  line-height: 1.55;
  max-width: 32em;
  color: var(--md-default-fg-color--light);
}
.ks-hero__mark {
  position: relative;
  width: 13rem;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}
.ks-hero__mark::before {
  content: "";
  position: absolute;
  inset: -12%;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 65%, color-mix(in srgb, var(--ks-violet) 14%, transparent), transparent 60%),
    radial-gradient(circle at 70% 25%, color-mix(in srgb, var(--ks-leaf) 18%, transparent), transparent 55%);
  filter: blur(8px);
}
.md-typeset .ks-hero__mark img {
  position: relative;
  width: 78%;
  margin: 0;
}
.md-typeset .ks-hero .md-button {
  margin: 0.3rem 0.4rem 0.3rem 0;
}

@media screen and (max-width: 44.9375em) {
  .ks-hero {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }
  .ks-hero__mark {
    order: -1;
    width: 6.5rem;
  }
  .md-typeset .ks-hero h1 {
    font-size: 1.85rem;
  }
}

/* Buttons: Karakeep's near-black primary, outlined secondary. */
.md-typeset .md-button {
  color: var(--ks-ink);
  border-color: var(--md-default-fg-color--lighter);
  border-width: 1px;
  border-radius: 0.5rem;
}
.md-typeset .md-button--primary {
  background-color: var(--ks-ink);
  border-color: var(--ks-ink);
  color: var(--md-default-bg-color);
}
.md-typeset .md-button:hover,
.md-typeset .md-button:focus {
  background-color: var(--ks-mist);
  border-color: var(--ks-violet);
  color: var(--ks-violet);
}
.md-typeset .md-button--primary:hover,
.md-typeset .md-button--primary:focus {
  background-color: var(--ks-violet);
  border-color: var(--ks-violet);
  color: #ffffff;
}
[data-md-color-scheme="slate"] .md-typeset .md-button--primary:hover,
[data-md-color-scheme="slate"] .md-typeset .md-button--primary:focus {
  color: #18162f;
}

/* Notes take Trilium's leaf green, tips Karakeep's violet. */
.md-typeset .admonition.note,
.md-typeset details.note {
  border-color: var(--ks-leaf);
}
.md-typeset .note > .admonition-title,
.md-typeset .note > summary {
  background-color: color-mix(in srgb, var(--ks-leaf) 10%, transparent);
}
.md-typeset .note > .admonition-title::before,
.md-typeset .note > summary::before {
  background-color: var(--ks-leaf);
}
.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-color: var(--ks-violet);
}
.md-typeset .tip > .admonition-title,
.md-typeset .tip > summary {
  background-color: color-mix(in srgb, var(--ks-violet) 10%, transparent);
}
.md-typeset .tip > .admonition-title::before,
.md-typeset .tip > summary::before {
  background-color: var(--ks-violet);
}

/* Content tabs: the active tab underlined in violet. */
.md-typeset .tabbed-labels > label {
  color: var(--md-default-fg-color--light);
}
.md-typeset .tabbed-labels > label:hover {
  color: var(--ks-pink);
}
.md-typeset .tabbed-set > input:checked + label,
.md-typeset .tabbed-labels > label.tabbed-label--active {
  color: var(--ks-violet);
}
.md-typeset .tabbed-labels::before {
  background: var(--ks-violet);
}

/* Mermaid diagrams: neutral boxes and slate arrows. Material re-reads these
   on theme toggle. */
:root > * {
  --md-mermaid-font-family: var(--md-text-font-family), sans-serif;
  --md-mermaid-edge-color: #6b6987;
  --md-mermaid-node-bg-color: #ffffff;
  --md-mermaid-node-fg-color: var(--ks-ink);
  --md-mermaid-label-bg-color: var(--md-default-bg-color);
  --md-mermaid-label-fg-color: #4b4867;
  --md-mermaid-sequence-actor-bg-color: #ffffff;
  --md-mermaid-sequence-actor-fg-color: var(--ks-ink);
  --md-mermaid-sequence-actor-border-color: #d6d3e6;
  --md-mermaid-sequence-actor-line-color: #d6d3e6;
  --md-mermaid-sequence-box-bg-color: var(--ks-mist);
  --md-mermaid-sequence-box-fg-color: var(--ks-violet);
  --md-mermaid-sequence-number-bg-color: var(--ks-violet);
  --md-mermaid-sequence-number-fg-color: #ffffff;
}

[data-md-color-scheme="slate"] {
  --md-mermaid-edge-color: #9d9ab8;
  --md-mermaid-node-bg-color: hsla(248, 18%, 16%, 1);
  --md-mermaid-label-fg-color: #c3c0d9;
  --md-mermaid-sequence-actor-bg-color: hsla(248, 18%, 16%, 1);
  --md-mermaid-sequence-actor-border-color: hsla(248, 12%, 32%, 1);
  --md-mermaid-sequence-actor-line-color: hsla(248, 12%, 28%, 1);
  --md-mermaid-sequence-number-fg-color: #18162f;
}