/* NRIT Solutions brand theme. Token values mirror nrit-solutions.com
   (nrit-solutions-v2 globals.css). Headings Manrope, body Inter, code
   IBM Plex Mono. */

@import url("https://fonts.googleapis.com/css2?family=Manrope:wght@600;700;800&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600&display=swap");

:root {
  --nrit-purple: #7c3aed;
  --nrit-purple-dark: #6d28d9;
  --nrit-purple-light: #a78bfa;
  --nrit-cyan: #06b6d4;
  --nrit-cyan-light: #22d3ee;
  --nrit-bg-light: #f8fafc;
  --nrit-bg-dark: #0f172a;
  --nrit-bg-dark-secondary: #1e293b;
  --nrit-bg-dark-tertiary: #1e1b4b;
  --nrit-border-light: #e2e8f0;
  --nrit-gradient-brand: linear-gradient(135deg, #7c3aed, #06b6d4);
  --nrit-gradient-dark: linear-gradient(135deg, #0f172a 0%, #1e1b4b 60%, #0f172a 100%);

  --md-text-font: "Inter";
  --md-code-font: "IBM Plex Mono";
}

/* Headings: Manrope, tight tracking, matching the brand type scale. */
.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-typeset h5,
.md-typeset h6,
.md-header__topic,
.md-nav__title {
  font-family: "Manrope", "Inter", -apple-system, sans-serif;
  letter-spacing: -0.025em;
}

.md-typeset h1 {
  font-weight: 800;
}

.md-typeset h2,
.md-typeset h3 {
  font-weight: 700;
}

/* Light mode ------------------------------------------------------------- */
[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--nrit-purple);
  --md-primary-fg-color--light: var(--nrit-purple-light);
  --md-primary-fg-color--dark: var(--nrit-purple-dark);
  --md-accent-fg-color: var(--nrit-cyan);

  --md-default-bg-color: var(--nrit-bg-light);
  --md-default-fg-color: #0f172a;
  --md-default-fg-color--light: rgba(15, 23, 42, 0.65);
  --md-default-fg-color--lighter: rgba(15, 23, 42, 0.5);
  --md-default-fg-color--lightest: rgba(15, 23, 42, 0.07);

  --md-typeset-color: #0f172a;
  --md-typeset-a-color: var(--nrit-purple);

  --md-code-bg-color: #eef2f8;
  --md-code-fg-color: #0f172a;

  --md-footer-bg-color: var(--nrit-bg-dark);
  --md-footer-bg-color--dark: #0b1120;
}

/* Dark mode -------------------------------------------------------------- */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color: var(--nrit-purple);
  --md-primary-fg-color--light: var(--nrit-purple-light);
  --md-primary-fg-color--dark: var(--nrit-purple-dark);
  --md-accent-fg-color: var(--nrit-cyan-light);

  --md-default-bg-color: var(--nrit-bg-dark);
  --md-default-fg-color: #ffffff;
  --md-default-fg-color--light: rgba(255, 255, 255, 0.7);
  --md-default-fg-color--lighter: rgba(255, 255, 255, 0.5);
  --md-default-fg-color--lightest: rgba(255, 255, 255, 0.1);

  --md-typeset-color: rgba(255, 255, 255, 0.85);
  --md-typeset-a-color: var(--nrit-purple-light);

  --md-code-bg-color: var(--nrit-bg-dark-secondary);
  --md-code-fg-color: rgba(255, 255, 255, 0.85);

  --md-footer-bg-color: #0b1120;
  --md-footer-bg-color--dark: #0b1120;
}

/* Header and tabs. Light mode is a near-white surface with a faint brand
   gradient wash, so the default dark text hierarchy stays readable. Dark mode
   uses the navy-indigo gradient with white text, matching the website's dark
   sections. */
[data-md-color-scheme="default"] .md-header,
[data-md-color-scheme="default"] .md-tabs {
  background:
    linear-gradient(135deg, rgba(124, 58, 237, 0.06), rgba(6, 182, 212, 0.06)),
    var(--nrit-bg-light);
  color: #0f172a;
}

[data-md-color-scheme="default"] .md-tabs {
  border-bottom: 1px solid var(--nrit-border-light);
}

[data-md-color-scheme="default"] {
  --md-primary-bg-color: #0f172a;
  --md-primary-bg-color--light: rgba(15, 23, 42, 0.65);
}

[data-md-color-scheme="default"] .md-tabs__link {
  color: rgba(15, 23, 42, 0.65);
}

[data-md-color-scheme="default"] .md-tabs__item--active .md-tabs__link,
[data-md-color-scheme="default"] .md-tabs__link:hover,
[data-md-color-scheme="default"] .md-tabs__link:focus {
  color: #0f172a;
}

/* Dark mode tab labels stay near-white, active pure white. */
[data-md-color-scheme="slate"] .md-tabs__link {
  color: rgba(255, 255, 255, 0.9);
}

[data-md-color-scheme="slate"] .md-tabs__item--active .md-tabs__link,
[data-md-color-scheme="slate"] .md-tabs__link:hover,
[data-md-color-scheme="slate"] .md-tabs__link:focus {
  color: #ffffff;
}

[data-md-color-scheme="slate"] .md-header,
[data-md-color-scheme="slate"] .md-tabs {
  background: var(--nrit-gradient-dark);
}

/* Links: brand purple (purple-light on dark surfaces, per the token sheet),
   cyan on hover, never underlined. The explicit color beats the theme's own
   scheme link colors. */
.md-typeset a {
  color: var(--nrit-purple);
  text-decoration: none;
}

[data-md-color-scheme="slate"] .md-typeset a {
  color: var(--nrit-purple-light);
}

.md-typeset a:hover,
.md-typeset a:focus {
  color: var(--nrit-cyan);
  text-decoration: none;
}

/* Buttons and clickable chrome follow the brand radius (0.375rem). */
.md-typeset .md-button {
  border-radius: 0.375rem;
}

.md-search__form {
  border-radius: 0.375rem;
}

/* Keep dark-mode cards and admonitions on the secondary surface. */
[data-md-color-scheme="slate"] .md-typeset .admonition,
[data-md-color-scheme="slate"] .md-typeset details {
  background-color: var(--nrit-bg-dark-secondary);
}

/* Header logo: the full wordmark, swapped per scheme (dark text on the light
   header, white text on the dark header). The icon mark stays as favicon and
   drawer logo. */
.md-header__button.md-logo img {
  height: 1.4rem;
  width: auto;
}

[data-md-color-scheme="default"] .md-header__button.md-logo img {
  content: url("../images/logo-light.png");
}

[data-md-color-scheme="slate"] .md-header__button.md-logo img {
  content: url("../images/logo-dark.png");
}

/* Home hero demo video: centered, responsive, brand-rounded with a soft glow. */
.md-typeset figure.hero-video {
  margin: 1.6rem auto 2rem;
  max-width: 880px;
}

.md-typeset figure.hero-video video {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  border-radius: 0.6rem;
  box-shadow: 0 12px 40px rgba(15, 23, 42, 0.28);
}

[data-md-color-scheme="slate"] .md-typeset figure.hero-video video {
  box-shadow: 0 12px 48px rgba(124, 58, 237, 0.28);
}

.md-typeset figure.hero-video figcaption {
  margin-top: 0.6rem;
  font-size: 0.75rem;
  color: var(--nrit-purple-light);
}