/* =========================================================
   Health Insurance Reserving Handbook
   Identidad visual de Javier Forero
   ========================================================= */

:root {
  --jf-morado: #4e00ff;
  --jf-morado-claro: #7c4dff;
  --jf-morado-oscuro: #3500b8;
  --jf-morado-profundo: #260080;
  --jf-morado-suave: #f4f0ff;
  --jf-morado-borde: rgba(78, 0, 255, 0.18);
  --jf-blanco: #ffffff;
}

/* ---------------------------------------------------------
   Paleta general · modo claro
   --------------------------------------------------------- */

[data-md-color-scheme="default"] {
  --md-primary-fg-color: var(--jf-morado);
  --md-primary-fg-color--light: var(--jf-morado-claro);
  --md-primary-fg-color--dark: var(--jf-morado-oscuro);

  --md-accent-fg-color: var(--jf-morado-claro);
  --md-typeset-a-color: var(--jf-morado);
}

/* ---------------------------------------------------------
   Paleta general · modo oscuro
   --------------------------------------------------------- */

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #5d23ff;
  --md-primary-fg-color--light: #8c68ff;
  --md-primary-fg-color--dark: #3500b8;

  --md-accent-fg-color: #9b7cff;
  --md-typeset-a-color: #a98fff;
}

/* ---------------------------------------------------------
   Barra superior
   --------------------------------------------------------- */

.md-header {
  background:
    linear-gradient(
      90deg,
      var(--jf-morado) 0%,
      var(--jf-morado-claro) 100%
    );
  box-shadow:
    0 0.15rem 0.35rem rgba(32, 0, 105, 0.18);
}

.md-header__title {
  font-weight: 700;
}

/* Caja de búsqueda */

.md-search__form {
  background-color: rgba(255, 255, 255, 0.14);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.md-search__form:hover,
.md-search__form:focus-within {
  background-color: rgba(255, 255, 255, 0.2);
}

/* ---------------------------------------------------------
   Navegación lateral
   --------------------------------------------------------- */

.md-nav__link--active {
  color: var(--jf-morado);
  font-weight: 700;
}

.md-nav__link:hover {
  color: var(--jf-morado-claro);
}

[data-md-color-scheme="slate"] .md-nav__link--active {
  color: #a98fff;
}

/* ---------------------------------------------------------
   Enlaces y títulos
   --------------------------------------------------------- */

.md-typeset a {
  text-decoration-thickness: 0.07em;
  text-underline-offset: 0.14em;
}

.md-typeset a:hover {
  color: var(--jf-morado-claro);
}

.md-typeset h1 {
  font-weight: 750;
  letter-spacing: -0.025em;
}

.md-typeset h2 {
  font-weight: 700;
  letter-spacing: -0.012em;
}

/* ---------------------------------------------------------
   Hero de la página principal
   --------------------------------------------------------- */

.home-hero {
  margin: 0 0 2rem;
  padding: clamp(1.4rem, 3vw, 2.4rem);

  background:
    radial-gradient(
      circle at 92% 8%,
      rgba(124, 77, 255, 0.16),
      transparent 34%
    ),
    linear-gradient(
      135deg,
      var(--jf-morado-suave) 0%,
      #ffffff 72%
    );

  border: 1px solid var(--jf-morado-borde);
  border-left: 0.35rem solid var(--jf-morado);
  border-radius: 1rem;

  box-shadow:
    0 0.55rem 1.6rem rgba(50, 0, 150, 0.08);
}

.home-hero h1 {
  margin-top: 0;
  margin-bottom: 0.75rem;

  color: var(--jf-morado-profundo);
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.08;
  font-weight: 800;
}

.home-hero > p {
  max-width: 54rem;
  margin-bottom: 1.4rem;

  color: #382e55;
  font-size: 1.05rem;
  line-height: 1.65;
}

/* Botones del hero */

.home-hero .md-button {
  margin: 0.25rem 0.35rem 0.25rem 0;
  padding: 0.7rem 1rem;

  border-radius: 999px;
  border-width: 0.1rem;

  font-weight: 700;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background-color 160ms ease;
}

.home-hero .md-button:hover {
  transform: translateY(-2px);
  box-shadow:
    0 0.4rem 1rem rgba(78, 0, 255, 0.18);
}

.home-hero .md-button--primary {
  color: var(--jf-blanco);
  background:
    linear-gradient(
      90deg,
      var(--jf-morado) 0%,
      var(--jf-morado-claro) 100%
    );
  border-color: var(--jf-morado);
}

.home-hero .md-button--primary:hover,
.home-hero .md-button--primary:focus {
  color: var(--jf-blanco);
  background:
    linear-gradient(
      90deg,
      var(--jf-morado-oscuro) 0%,
      var(--jf-morado) 100%
    );
}

/* ---------------------------------------------------------
   Indicadores rápidos del home
   --------------------------------------------------------- */

.home-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.75rem;

  margin-top: 1.45rem;
}

.home-stat {
  padding: 0.8rem 0.9rem;

  background-color: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(78, 0, 255, 0.13);
  border-radius: 0.7rem;

  color: #40355d;
  font-size: 0.78rem;
  line-height: 1.25;
}

.home-stat strong {
  display: block;
  margin-bottom: 0.15rem;

  color: var(--jf-morado);
  font-size: 1.18rem;
  font-weight: 800;
}

/* ---------------------------------------------------------
   Admonitions
   --------------------------------------------------------- */

.md-typeset .admonition,
.md-typeset details {
  border-radius: 0.55rem;
}

/* ---------------------------------------------------------
   Foco accesible
   --------------------------------------------------------- */

a:focus-visible,
button:focus-visible,
input:focus-visible {
  outline: 3px solid var(--jf-morado-claro);
  outline-offset: 3px;
}

/* ---------------------------------------------------------
   Modo oscuro del hero
   --------------------------------------------------------- */

[data-md-color-scheme="slate"] .home-hero {
  background:
    radial-gradient(
      circle at 92% 8%,
      rgba(124, 77, 255, 0.22),
      transparent 38%
    ),
    linear-gradient(
      135deg,
      rgba(48, 18, 105, 0.82) 0%,
      rgba(25, 25, 32, 0.96) 72%
    );

  border-color: rgba(155, 124, 255, 0.32);
  border-left-color: #9b7cff;
}

[data-md-color-scheme="slate"] .home-hero h1 {
  color: #ffffff;
}

[data-md-color-scheme="slate"] .home-hero > p {
  color: #e5def8;
}

[data-md-color-scheme="slate"] .home-stat {
  color: #ddd4f5;
  background-color: rgba(255, 255, 255, 0.055);
  border-color: rgba(155, 124, 255, 0.25);
}

[data-md-color-scheme="slate"] .home-stat strong {
  color: #b7a1ff;
}

/* ---------------------------------------------------------
   Responsive
   --------------------------------------------------------- */

@media screen and (max-width: 900px) {
  .home-stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media screen and (max-width: 520px) {
  .home-hero {
    padding: 1.2rem;
    border-left-width: 0.25rem;
  }

  .home-stats {
    grid-template-columns: 1fr;
  }

  .home-hero .md-button {
    display: block;
    width: 100%;
    margin-right: 0;
    text-align: center;
  }
}