/* ==========================================================================
   Global Blue for LS — Documentation Theme
   Colors derived from the "Global Blue for LS" logo gradient (navy -> teal)
   ========================================================================== */

/* ---------- Self-hosted Fonts (DSGVO-konform, kein Google Fonts CDN) ---------- */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/inter-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/inter-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'JetBrains Mono';
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url('../fonts/jetbrains-mono-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --md-text-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --md-code-font: 'JetBrains Mono', 'Fira Code', monospace;
}

/* ---------- Color Palette (from the Global Blue for LS logo gradient) ---------- */
:root,
[data-md-color-scheme="default"] {
  --md-primary-fg-color: #1B3A63;
  --md-primary-fg-color--light: #2F5C8C;
  --md-primary-fg-color--dark: #0E1C33;
  --md-accent-fg-color: #1D93B4;
  --md-accent-fg-color--transparent: rgba(29, 147, 180, 0.12);

  --gb-gradient: linear-gradient(135deg, #0E1C33 0%, #1B3A63 45%, #2FA8C9 100%);
  --gb-gradient-subtle: linear-gradient(135deg, rgba(27, 58, 99, 0.06) 0%, rgba(47, 168, 201, 0.08) 100%);
  --gb-card-bg: #ffffff;
  --gb-card-border: rgba(0, 0, 0, 0.07);
  --gb-card-shadow: 0 2px 8px rgba(14, 28, 51, 0.05), 0 4px 16px rgba(14, 28, 51, 0.04);
  --gb-card-shadow-hover: 0 4px 12px rgba(14, 28, 51, 0.1), 0 8px 24px rgba(14, 28, 51, 0.07);
  --gb-text-muted: #5f6b7a;
}

[data-md-color-scheme="slate"] {
  --md-primary-fg-color: #1B3A63;
  --md-primary-fg-color--light: #2F5C8C;
  --md-primary-fg-color--dark: #0E1C33;
  --md-accent-fg-color: #4FC3E0;
  --md-accent-fg-color--transparent: rgba(79, 195, 224, 0.14);

  --gb-gradient: linear-gradient(135deg, #0A1729 0%, #1B3A63 45%, #2FA8C9 100%);
  --gb-gradient-subtle: linear-gradient(135deg, rgba(47, 92, 140, 0.12) 0%, rgba(47, 168, 201, 0.08) 100%);
  --gb-card-bg: #262c34;
  --gb-card-border: rgba(255, 255, 255, 0.07);
  --gb-card-shadow: 0 2px 8px rgba(0, 0, 0, 0.25), 0 4px 16px rgba(0, 0, 0, 0.18);
  --gb-card-shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.35), 0 8px 24px rgba(0, 0, 0, 0.25);
  --gb-text-muted: #a1acb8;
}

/* ---------- Global Typography ---------- */
.md-typeset {
  font-size: 0.82rem;
  line-height: 1.7;
}

.md-typeset h1 {
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 0.8em;
}

.md-typeset h2 {
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-top: 2em;
  padding-bottom: 0.3em;
  border-bottom: 2px solid var(--md-accent-fg-color--transparent);
}

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

/* ---------- Header ---------- */
.md-header {
  background: var(--gb-gradient);
  box-shadow: 0 2px 12px rgba(14, 28, 51, 0.15);
}

.md-header[data-md-state="shadow"] {
  box-shadow: 0 2px 16px rgba(14, 28, 51, 0.22);
}

/* ---------- Announcement Bar ---------- */
.md-banner {
  background: var(--gb-gradient);
  color: #fff;
  font-weight: 500;
}

.md-banner a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ---------- Navigation Sidebar ---------- */
.md-nav__link {
  border-radius: 6px;
  padding: 0.4em 0.6em;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.md-nav__link:hover {
  background-color: var(--md-accent-fg-color--transparent);
}

.md-nav__link--active {
  font-weight: 600;
}

/* ---------- Content Area ---------- */
.md-content {
  max-width: 52rem;
}

/* ---------- Hero Section (homepage) ---------- */
.gb-hero {
  background: var(--gb-gradient-subtle);
  border-radius: 16px;
  padding: 2.8rem 2.5rem;
  margin: -0.5rem -0.5rem 2rem;
  text-align: center;
  border: 1px solid var(--gb-card-border);
}

.gb-hero h1 {
  font-size: 2.2rem;
  background: var(--gb-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.4em;
}

.gb-hero p {
  color: var(--gb-text-muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin: 0 auto 1.2rem;
}

.gb-hero-stats {
  display: flex;
  justify-content: center;
  gap: 2.5rem;
  margin-top: 1.8rem;
  flex-wrap: wrap;
}

.gb-hero-stats .stat {
  text-align: center;
}

.gb-hero-stats .stat-value {
  display: block;
  font-size: 1.6rem;
  font-weight: 800;
  background: var(--gb-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.2;
}

.gb-hero-stats .stat-label {
  display: block;
  font-size: 0.75rem;
  color: var(--gb-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 0.2rem;
}

/* ---------- Section Divider ---------- */
.gb-section-heading {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  margin: 2.5rem 0 1rem;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--gb-text-muted);
}

.gb-section-heading::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--gb-card-border);
}

/* ---------- Cards Grid (for index page) ---------- */
.gb-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0;
}

.gb-card {
  background: var(--gb-card-bg);
  border: 1px solid var(--gb-card-border);
  border-radius: 12px;
  padding: 1.4rem 1.5rem;
  box-shadow: var(--gb-card-shadow);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

.gb-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gb-gradient);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.gb-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--gb-card-shadow-hover);
}

.gb-card:hover::before {
  opacity: 1;
}

.gb-card h3 {
  margin-top: 0 !important;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  padding: 0;
}

.gb-card p {
  margin: 0.5em 0 0;
  color: var(--gb-text-muted);
  font-size: 0.85rem;
}

.gb-card a {
  display: inline-flex;
  align-items: center;
  gap: 0.3em;
  margin-top: 0.8em;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--md-accent-fg-color);
  text-decoration: none;
  transition: gap 0.2s ease;
}

.gb-card a:hover {
  gap: 0.5em;
}

/* ---------- Info Box ---------- */
.gb-info-box {
  background: var(--gb-gradient-subtle);
  border: 1px solid var(--gb-card-border);
  border-radius: 12px;
  padding: 1.5rem 1.8rem;
  margin: 2rem 0;
}

.gb-info-box h2 {
  border-bottom: none;
  margin-top: 0;
  padding-bottom: 0;
}

/* ---------- Tables ---------- */
.md-typeset table:not([class]) {
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--gb-card-border);
  box-shadow: var(--gb-card-shadow);
}

.md-typeset table:not([class]) thead {
  background: var(--gb-gradient-subtle);
}

.md-typeset table:not([class]) th {
  font-weight: 600;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--md-primary-fg-color);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) th {
  color: var(--md-accent-fg-color);
}

.md-typeset table:not([class]) td {
  border-top: 1px solid var(--gb-card-border);
}

/* ---------- Admonitions & Code Blocks ---------- */
.md-typeset .admonition,
.md-typeset details {
  border-radius: 10px;
  box-shadow: var(--gb-card-shadow);
  border-left-width: 4px;
}

.md-typeset pre {
  border-radius: 10px;
  box-shadow: var(--gb-card-shadow);
}

/* ---------- Footer ---------- */
.md-footer {
  border-top: 1px solid var(--gb-card-border);
}

/* ---------- Scroll-to-top ---------- */
.md-top {
  border-radius: 50%;
  box-shadow: var(--gb-card-shadow-hover);
}

/* ---------- Image Utilities ---------- */
img[alt$=">"] {
  float: right;
}

img[alt$="<"] {
  float: left;
}

img[alt$="><"] {
  display: block;
  max-width: 100%;
  height: auto;
  margin: auto;
  float: none !important;
}

/* ---------- Responsive ---------- */
@media (max-width: 768px) {
  .gb-hero {
    padding: 1.5rem 1rem;
    margin: -0.5rem -0.5rem 1.5rem;
  }

  .gb-hero h1 {
    font-size: 1.5rem;
  }

  .gb-grid {
    grid-template-columns: 1fr;
  }

  .gb-hero-stats {
    gap: 1.5rem;
  }
}