@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&family=Montserrat:wght@600;700&display=swap');

:root {
  --md-text-font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Open Sans", sans-serif;
  --md-code-font: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  --squr-blue: #3B82F6;
  --squr-blue-600: #2563EB;
  --squr-teal: #5EEAD4;
  --squr-ink: #0B0D12;
  --squr-surface: #111827;
  --squr-text: #E5E7EB;
  --squr-muted: #9AA3AF;
}

[data-md-color-scheme="default"] {
  --md-default-bg-color: #F8FAFC;
  --md-default-fg-color: #0F172A;
  --md-default-fg-color--light: #334155;
  --md-default-fg-color--lighter: #64748B;
  --md-default-fg-color--lightest: #94A3B8;
  --md-primary-fg-color: #2563EB;
  --md-primary-fg-color--light: #3B82F6;
  --md-accent-fg-color: #3B82F6;
  --md-typeset-a-color: #2563EB;
  --md-code-bg-color: #F1F5F9;
  --md-code-fg-color: #0F172A;
  --md-admonition-bg-color: #FFFFFF;
}

[data-md-color-scheme="slate"] {
  --md-hue: 220;
  --md-default-bg-color: #0B0D12;
  --md-default-fg-color: #E5E7EB;
  --md-default-fg-color--light: #CBD5E1;
  --md-default-fg-color--lighter: #94A3B8;
  --md-default-fg-color--lightest: #64748B;
  --md-primary-fg-color: #3B82F6;
  --md-primary-fg-color--light: #60A5FA;
  --md-accent-fg-color: #5EEAD4;
  --md-typeset-a-color: #60A5FA;
  --md-code-bg-color: #0F172A;
  --md-code-fg-color: #E5E7EB;
  --md-admonition-bg-color: #0F172A;
}

/* Header and navigation */
.md-header {
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid rgba(59, 130, 246, 0.18);
  backdrop-filter: blur(12px);
}

.md-header__title,
.md-header__title .md-ellipsis,
.md-header__topic {
  color: var(--md-default-fg-color);
}

.md-header__topic .md-ellipsis {
  opacity: 0.85;
}

.md-header__button {
  color: var(--md-default-fg-color--light);
}

.md-header__button:hover {
  color: var(--md-primary-fg-color);
}

.md-header__source {
  display: none !important;
}

.md-nav__title {
  font-weight: 700;
  letter-spacing: -0.01em;
}

.md-nav--primary > .md-nav__list > .md-nav__item > .md-nav__link {
  font-weight: 600;
}

.md-nav__link--active {
  color: var(--md-primary-fg-color);
  background: rgba(59, 130, 246, 0.12);
  border-radius: 8px;
  padding: 0.2rem 0.5rem;
}

.md-nav__link:hover {
  color: var(--md-primary-fg-color--light);
}

/* Logo handling */
.md-logo img {
  height: 2.2rem;
  display: block;
}

.squr-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.squr-home-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--md-default-fg-color--light);
  text-decoration: none;
  padding: 0.2rem 0.45rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.2);
  background: rgba(59, 130, 246, 0.08);
}

.squr-home-link:hover {
  color: var(--md-primary-fg-color);
  border-color: rgba(59, 130, 246, 0.4);
  background: rgba(59, 130, 246, 0.14);
}

/* Hide the back-link in the left sidebar */
.md-sidebar--primary .squr-home-link {
  display: none;
}

/* Boost contrast for the header version */
.md-header .squr-home-link {
  color: #e9f2ff;
  border-color: rgba(59, 130, 246, 0.6);
  background: rgba(59, 130, 246, 0.32);
}

.md-header .squr-home-link:hover {
  color: #ffffff;
  border-color: rgba(59, 130, 246, 0.85);
  background: rgba(59, 130, 246, 0.48);
}

/* Subtle SQUR accent for the left nav section headers */
.md-nav__item--section > .md-nav__link,
.md-nav__title {
  color: var(--md-default-fg-color);
}

/* Section headers: clearer hierarchy */
.md-nav__item--section > .md-nav__link {
  text-transform: uppercase;
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  color: var(--md-default-fg-color--lighter);
  margin-top: 0.8rem;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  background: rgba(59, 130, 246, 0.06);
  border: 1px solid rgba(59, 130, 246, 0.12);
}

.md-nav__item--section {
  padding-top: 0.4rem;
  margin-top: 0.6rem;
  border-top: 1px solid rgba(59, 130, 246, 0.08);
}

.md-nav__item--section:first-child > .md-nav__link {
  margin-top: 0;
}

.md-nav__item--section:first-child {
  border-top: none;
  margin-top: 0;
  padding-top: 0;
}

/* Left nav list spacing */
.md-nav--primary .md-nav__list {
  padding-left: 0.2rem;
}

.md-nav--primary .md-nav__item {
  margin: 0.15rem 0;
}

.md-nav--primary .md-nav__link {
  padding: 0.32rem 0.5rem;
  border-radius: 8px;
}

/* Sidebar alignment */
.md-sidebar--primary {
  left: 0;
}

.md-sidebar__scrollwrap {
  padding-left: 0.6rem;
}

.md-sidebar--primary .md-sidebar__inner {
  border-right: 1px solid rgba(59, 130, 246, 0.12);
}

/* Search input polish */
.md-search__input {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid rgba(59, 130, 246, 0.18);
  border-radius: 10px;
}

.md-search__input:focus {
  border-color: rgba(59, 130, 246, 0.4);
  box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.15);
}

.md-logo {
  background-image: none !important;
}

/* Main content readability */
.md-content__inner {
  max-width: 860px;
}

.md-typeset {
  font-size: 0.92rem;
  line-height: 1.65;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  font-family: "Montserrat", "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  letter-spacing: -0.01em;
}

.md-typeset h1 {
  font-size: 2.0rem;
}

.md-typeset h2 {
  font-size: 1.45rem;
  margin-top: 1.8rem;
}

.md-typeset h3 {
  font-size: 1.15rem;
}

.md-nav__link {
  font-size: 0.92rem;
}

/* Links */
.md-typeset a {
  text-decoration: underline;
  text-decoration-color: rgba(59, 130, 246, 0.45);
  text-underline-offset: 3px;
}

.md-typeset a:hover {
  color: var(--md-primary-fg-color);
  text-decoration-color: rgba(59, 130, 246, 0.85);
}

/* Code blocks */
.md-typeset code {
  border-radius: 6px;
  padding: 0.15em 0.35em;
}

.md-typeset pre code {
  font-size: 0.85rem;
  border-radius: 10px;
}

.md-typeset pre {
  border: 1px solid rgba(59, 130, 246, 0.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

/* Tables */
.md-typeset table {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid rgba(59, 130, 246, 0.15);
}

.md-typeset table th {
  background: rgba(59, 130, 246, 0.08);
}

.md-typeset table tr:nth-child(even) td {
  background: rgba(59, 130, 246, 0.03);
}

/* Admonitions */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 10px;
  border: 1px solid rgba(59, 130, 246, 0.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.md-typeset .admonition-title {
  font-weight: 600;
}

/* Footer spacing */
.md-footer-meta__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}