/* ==========================================================================
   FilaOps Documentation — Custom Brand Theme
   Colors: BLB3D Blue #1565C0 → #42A5F5, Orange #E65100 → #FF9800
   ========================================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand palette */
  --blb3d-blue: #1976D2;
  --blb3d-blue-light: #42A5F5;
  --blb3d-blue-dark: #0D47A1;
  --blb3d-orange: #F57C00;
  --blb3d-orange-light: #FFB74D;
  --blb3d-navy: #0d1b2a;
  --blb3d-navy-light: #1b2838;

  /* MkDocs Material custom color overrides */
  --md-primary-fg-color: #1565C0;
  --md-primary-fg-color--light: #42A5F5;
  --md-primary-fg-color--dark: #0D47A1;
  --md-accent-fg-color: #F57C00;
  --md-accent-fg-color--transparent: rgba(245, 124, 0, 0.1);
}

/* Dark mode overrides */
[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #1976D2;
  --md-primary-fg-color--light: #42A5F5;
  --md-primary-fg-color--dark: #0D47A1;
  --md-accent-fg-color: #FF9800;
  --md-accent-fg-color--transparent: rgba(255, 152, 0, 0.1);
  --md-default-bg-color: #0d1b2a;
  --md-default-bg-color--light: #132238;
  --md-default-bg-color--lighter: #1b2d44;
  --md-default-bg-color--lightest: #24384f;
  --md-typeset-color: rgba(255, 255, 255, 0.87);
  --md-typeset-a-color: #42A5F5;
}

/* ---------- Header ---------- */
.md-header {
  background: linear-gradient(135deg, var(--blb3d-navy) 0%, #132238 100%);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.md-header__title {
  font-weight: 700;
  letter-spacing: 0.02em;
}

/* Logo sizing in header */
.md-header__button.md-logo img {
  height: 1.8rem;
  width: auto;
}

/* ---------- Navigation tabs ---------- */
.md-tabs {
  background: var(--blb3d-navy);
  border-bottom: 2px solid var(--blb3d-blue);
}

.md-tabs__link--active,
.md-tabs__link:hover {
  color: var(--blb3d-orange-light) !important;
}

/* ---------- Announcement bar ---------- */
.md-banner {
  background: linear-gradient(90deg, var(--blb3d-blue-dark) 0%, var(--blb3d-blue) 50%, var(--blb3d-blue-dark) 100%);
  color: #fff;
  font-weight: 500;
  letter-spacing: 0.03em;
}

.md-banner a {
  color: var(--blb3d-orange-light);
  font-weight: 600;
}

/* ---------- Sidebar ---------- */
.md-nav__link:hover,
.md-nav__link--active {
  color: var(--blb3d-blue-light) !important;
}

.md-nav__item--active > .md-nav__link {
  font-weight: 600;
  color: var(--blb3d-blue-light) !important;
}

/* Section headers in sidebar */
.md-nav--primary .md-nav__title {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.65rem;
  letter-spacing: 0.08em;
}

/* ---------- Content ---------- */

/* Links */
.md-typeset a {
  color: var(--blb3d-blue-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease;
}

.md-typeset a:hover {
  border-bottom-color: var(--blb3d-orange);
  color: var(--blb3d-orange-light);
}

/* H1 with accent bar */
.md-typeset h1 {
  font-weight: 800;
  letter-spacing: -0.01em;
  border-bottom: 3px solid var(--blb3d-orange);
  padding-bottom: 0.4em;
  margin-bottom: 1em;
}

.md-typeset h2 {
  font-weight: 700;
  color: var(--blb3d-blue-light);
  border-bottom: 1px solid rgba(66, 165, 245, 0.2);
  padding-bottom: 0.3em;
}

.md-typeset h3 {
  font-weight: 600;
}

/* ---------- Admonitions ---------- */
/* Tip = orange (brand accent) */
.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-color: var(--blb3d-orange);
}

.md-typeset .tip > .admonition-title,
.md-typeset .tip > summary {
  background-color: rgba(245, 124, 0, 0.1);
  border-color: var(--blb3d-orange);
}

.md-typeset .tip > .admonition-title::before,
.md-typeset .tip > summary::before {
  color: var(--blb3d-orange);
}

/* Warning = warm orange-red */
.md-typeset .admonition.warning,
.md-typeset details.warning {
  border-color: #ef6c00;
}

/* Info = brand blue */
.md-typeset .admonition.info,
.md-typeset details.info {
  border-color: var(--blb3d-blue);
}

.md-typeset .info > .admonition-title,
.md-typeset .info > summary {
  background-color: rgba(25, 118, 210, 0.1);
}

/* ---------- Code blocks ---------- */
.md-typeset code {
  background-color: rgba(25, 118, 210, 0.08);
  color: var(--blb3d-blue-light);
  border-radius: 4px;
  padding: 0.1em 0.4em;
  font-size: 0.85em;
}

.md-typeset pre > code {
  background-color: transparent;
  color: inherit;
  padding: 0;
}

/* Code block header (filename/language) */
.md-typeset .highlight .filename {
  background: var(--blb3d-navy);
  border-bottom: 2px solid var(--blb3d-blue);
  color: var(--blb3d-blue-light);
  font-weight: 600;
}

/* ---------- Tables ---------- */
.md-typeset table:not([class]) th {
  background-color: var(--blb3d-blue-dark);
  color: #fff;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
}

[data-md-color-scheme="default"] .md-typeset table:not([class]) th {
  background-color: var(--blb3d-blue);
  color: #fff;
}

.md-typeset table:not([class]) tr:hover td {
  background-color: rgba(25, 118, 210, 0.06);
}

/* ---------- Search ---------- */
.md-search__input {
  border-radius: 8px;
}

.md-search-result__link:hover {
  background-color: rgba(245, 124, 0, 0.08);
}

/* ---------- Footer ---------- */
.md-footer {
  background: var(--blb3d-navy);
  border-top: 2px solid var(--blb3d-blue-dark);
}

.md-footer-meta {
  background: #060f1a;
}

.md-copyright {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.75rem;
}

.md-copyright a {
  color: var(--blb3d-blue-light);
}

.md-social__link svg {
  fill: rgba(255, 255, 255, 0.5);
  transition: fill 0.2s ease;
}

.md-social__link:hover svg {
  fill: var(--blb3d-orange);
}

/* ---------- Navigation footer (prev/next) ---------- */
.md-footer__link {
  transition: opacity 0.2s ease;
}

.md-footer__link:hover {
  opacity: 0.8;
}

/* ---------- Back to top button ---------- */
.md-top {
  background-color: var(--blb3d-orange);
  color: #fff;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.md-top:hover {
  background-color: var(--blb3d-orange-light);
}

/* ---------- Progress bar (navigation.instant.progress) ---------- */
.md-progress {
  background: var(--blb3d-orange);
}

/* ---------- Mermaid diagram theming ---------- */
.mermaid {
  text-align: center;
}

/* ---------- Kbd styling (keyboard shortcuts) ---------- */
.md-typeset kbd {
  border-color: rgba(25, 118, 210, 0.3);
  box-shadow: 0 1px 0 rgba(25, 118, 210, 0.3);
}

/* ---------- Version badge ---------- */
.md-version {
  font-weight: 600;
}

/* ---------- Light mode specific ---------- */
[data-md-color-scheme="default"] {
  --md-typeset-a-color: #1565C0;
}

[data-md-color-scheme="default"] .md-header {
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 100%);
}

[data-md-color-scheme="default"] .md-tabs {
  background: #0D47A1;
}

[data-md-color-scheme="default"] .md-typeset h2 {
  color: #1565C0;
}

[data-md-color-scheme="default"] .md-typeset code {
  background-color: rgba(21, 101, 192, 0.06);
  color: #0D47A1;
}

[data-md-color-scheme="default"] .md-footer {
  background: #0D47A1;
}

[data-md-color-scheme="default"] .md-footer-meta {
  background: #0a3269;
}