/* --------------------------------------------------
   Variables globales
-------------------------------------------------- */
:root {
  --sidebar-width: 260px;
  --color-bg-sidebar-start: #0030B3;
  --color-bg-sidebar-end:   #fb423b;
  --color-text-sidebar:     #ffffff;
  --color-text-link:        #0d6efd;
  --color-text-link-hover:  #0b5ed7;
  --color-bc-breadcrumb:    transparent;
  --color-text-breadcrumb:  #6c757d;
  --color-bg-code:          #f5f5f5;
  --color-border-code:      #e1e1e1;

  --font-family-base:       'Inter', system-ui, sans-serif;
  --font-family-heading:    'Inter', sans-serif;

  --font-weight-bold:       700;
  --font-weight-semibold:   600;
  --font-weight-regular:    400;
  --font-weight-light:      300;

  --font-size-h1:           2rem;
  --font-size-h2:           1.5rem;
  --font-size-h3:           1.25rem;
  --font-size-h4:           1.1rem;
  --font-size-h1-sm:        1.75rem;
  --font-size-h2-sm:        1.25rem;

  --font-size-version:      0.6rem;
  --vertical-align-version: super;

  --spacing-xs:             0.25rem;
  --spacing-sm:             0.5rem;
  --spacing-md:             1rem;
  --spacing-lg:             1.5rem;
  --spacing-xl:             2rem;
}

/* --------------------------------------------------
   Reset y base
-------------------------------------------------- */
* { box-sizing: border-box; }
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-family-base);
  line-height: 1.6;
  color: #212529;
  background: #fff;
  overflow-x: hidden;
}

/* --------------------------------------------------
   Layout
-------------------------------------------------- */
.layout-grid {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
}
@media (min-width: 992px) {
  .layout-grid {
    grid-template-columns: var(--sidebar-width) 1fr;
  }
}

/* --------------------------------------------------
   Sidebar (menú lateral)
-------------------------------------------------- */
.sidebar {
  display: none;
  position: sticky;
  top: 0;
  height: 100vh;
  background: linear-gradient(to bottom, var(--color-bg-sidebar-start), var(--color-bg-sidebar-end));
  color: var(--color-text-sidebar);
  overflow-y: auto;
  padding: var(--spacing-md);
}
@media (min-width: 992px) {
  .sidebar {
    display: block;
  }
}
.sidebar .title-wrapper {
  padding-block: var(--spacing-md);
  text-align: center;
}
.sidebar h2.h5 {
  font-size: 0.875rem;
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: var(--spacing-md) 0 var(--spacing-sm);
}
.sidebar .nav {
  padding-left: 0;
  list-style: none;
}
.sidebar .nav-link {
  color: var(--color-text-sidebar);
  padding: var(--spacing-xs) var(--spacing-sm);
  display: block;
  text-decoration: none;
}
.sidebar .nav-link:hover,
.sidebar .nav-link.active {
  background-color: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}
.sidebar .nav .nav .nav-link {
  padding-left: var(--spacing-lg);
}

/* --------------------------------------------------
   Offcanvas (menú hamburguesa)
-------------------------------------------------- */
.offcanvas-body { padding: 0; }
#sidebar-menu-mobile .nav-link {
  padding: var(--spacing-xs) var(--spacing-md);
}

/* --------------------------------------------------
   Main content
-------------------------------------------------- */
#main-content {
  padding: var(--spacing-lg) var(--spacing-md);
  max-width: 100%;
}
@media (min-width: 992px) {
  #main-content {
    grid-column: 2 / 3;
  }
}

#page-title {
  font-size: var(--font-size-h1);
  font-weight: var(--font-weight-bold);
}
#page-description {
  font-style: italic;
  color: #6c757d;
}

h2 {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-semibold);
  color: #000;
  margin-top: var(--spacing-lg);
}
h3 {
  font-size: var(--font-size-h3);
  font-weight: var(--font-weight-semibold);
  color: #333;
  margin-top: var(--spacing-md);
  margin-left: var(--spacing-md);
}
h3 + p,
h3 + ul,
h3 + table {
  margin-left: var(--spacing-md);
}
h4 {
  font-size: var(--font-size-h4);
  color: #555;
  margin-left: calc(var(--spacing-md) * 2);
}
h4 + p,
h4 + ul,
h4 + table {
  margin-left: calc(var(--spacing-md) * 2);
}

/* --------------------------------------------------
   Breadcrumb
-------------------------------------------------- */
.breadcrumb {
  background: var(--color-bc-breadcrumb);
  font-size: 0.875rem;
  margin-bottom: var(--spacing-md);
  padding: 0;
}
.breadcrumb a {
  color: var(--color-text-link);
  text-decoration: none;
}
.breadcrumb a:hover {
  color: var(--color-text-link-hover);
}
.breadcrumb-item.active {
  color: var(--color-text-breadcrumb);
}

/* --------------------------------------------------
   Código y Monaco
-------------------------------------------------- */
pre {
  background: var(--color-bg-code);
  border: 1px solid var(--color-border-code);
  border-radius: .25rem;
  padding: var(--spacing-md);
  overflow-x: auto;
}
pre code {
  white-space: pre-wrap !important;
  word-break: break-word !important;
}
#editor-container {
  width: 100%;
  height: 500px;
  margin-top: var(--spacing-lg);
  border: 1px solid var(--color-border-code);
  border-radius: .25rem;
  overflow: hidden;
}
.monaco-editor, .monaco-scrollable-element {
  overflow: hidden !important;
}

/* --------------------------------------------------
   Otros
-------------------------------------------------- */
.site-title {
  margin: 0;
  font-family: var(--font-family-heading);
  color: var(--color-text-sidebar);
}
.site-title .bold { font-weight: var(--font-weight-bold); }
.site-title .light { font-weight: var(--font-weight-light); }
.site-title .version {
  font-size: var(--font-size-version);
  vertical-align: var(--vertical-align-version);
  font-weight: var(--font-weight-regular);
  margin-left: var(--spacing-xs);
}
article {
  margin-bottom: var(--spacing-xl);
}
section {
  margin-bottom: var(--spacing-lg);
}

/* --------------------------------------------------
   Responsive
-------------------------------------------------- */
@media (max-width: 767px) {
  h1 { font-size: var(--font-size-h1-sm); }
  h2 { font-size: var(--font-size-h2-sm); }
  .mobile-header .site-title {
    color: #000 !important;
  }
}

/* --------------------------------------------------
   Highlight animation
-------------------------------------------------- */
@keyframes highlight-fade {
  from { background-color: yellow; }
  to { background-color: transparent; }
}
.highlight-on-nav {
  animation: highlight-fade 2s ease-out;
}