/* ==========================================================================
   COMMCENTER DOKUMENTATION — Custom Theme
   TSO-DATA GmbH
   ========================================================================== */

/* ---------- Self-hosted Fonts (DSGVO-konform) ---------- */

@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;
}

/* ---------- Apply Fonts ---------- */

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

/* ---------- Base Typography ---------- */

html {
  font-size: 125%;
}

.md-typeset {
  font-size: 0.8rem;
  line-height: 1.7;
}

/* ---------- Color Palette — Light Mode ---------- */

:root,
[data-md-color-scheme="default"] {
  /* Material theme color overrides */
  --md-primary-fg-color:        #1e4d90;
  --md-primary-fg-color--light: #3474c8;
  --md-primary-fg-color--dark:  #163870;
  --md-accent-fg-color:         #ea580c;
  --md-accent-fg-color--transparent: rgba(234, 88, 12, 0.12);

  --md-default-bg-color:            #ffffff;
  --md-default-fg-color:            #0f172a;
  --md-default-fg-color--light:     #475569;
  --md-default-fg-color--lighter:   #94a3b8;
  --md-default-fg-color--lightest:  #e2e8f0;

  --md-code-bg-color: #f0f4f9;
  --md-code-fg-color: #1e3a5f;
  --md-typeset-a-color: #1e4d90;

  /* CommCenter design tokens */
  --cc-gradient:        linear-gradient(135deg, #163870 0%, #2660ae 50%, #ea580c 100%);
  --cc-gradient-subtle: linear-gradient(135deg, rgba(22, 56, 112, 0.06) 0%, rgba(234, 88, 12, 0.05) 100%);
  --cc-card-bg:           #ffffff;
  --cc-card-border:       rgba(0, 0, 0, 0.06);
  --cc-card-shadow:       0 2px 8px rgba(0, 0, 0, 0.04), 0 4px 16px rgba(0, 0, 0, 0.03);
  --cc-card-shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.08), 0 8px 24px rgba(0, 0, 0, 0.06);
  --cc-text-muted:  #5f6368;
  --cc-surface:     #f8f9fc;

  /* Misc */
  --cc-ease:       180ms cubic-bezier(0.4, 0, 0.2, 1);
  --cc-radius-xs:  3px;
  --cc-radius-sm:  6px;
  --cc-radius:     10px;
  --cc-radius-lg:  16px;
  --cc-radius-xl:  24px;
}

/* ---------- Color Palette — Dark Mode ---------- */

[data-md-color-scheme="slate"] {
  --md-primary-fg-color:        #4a8fe8;
  --md-primary-fg-color--light: #6ba8f0;
  --md-primary-fg-color--dark:  #2d6fd4;
  --md-accent-fg-color:         #fb923c;
  --md-accent-fg-color--transparent: rgba(251, 146, 60, 0.15);

  --md-default-bg-color:            #0b1120;
  --md-default-fg-color:            #dde6f5;
  --md-default-fg-color--light:     #94a3b8;
  --md-default-fg-color--lighter:   #64748b;
  --md-default-fg-color--lightest:  #1e293b;

  --md-code-bg-color: #111827;
  --md-code-fg-color: #e2e8f0;
  --md-typeset-a-color: #60a5fa;

  --cc-gradient:        linear-gradient(135deg, #2660ae 0%, #4a8fe8 50%, #fb923c 100%);
  --cc-gradient-subtle: linear-gradient(135deg, rgba(38, 96, 174, 0.12) 0%, rgba(251, 146, 60, 0.08) 100%);
  --cc-card-bg:           #1e293b;
  --cc-card-border:       rgba(255, 255, 255, 0.06);
  --cc-card-shadow:       0 2px 8px rgba(0, 0, 0, 0.2), 0 4px 16px rgba(0, 0, 0, 0.15);
  --cc-card-shadow-hover: 0 4px 12px rgba(0, 0, 0, 0.3), 0 8px 24px rgba(0, 0, 0, 0.2);
  --cc-text-muted: #9aa0a6;
  --cc-surface:    #1e1e1e;
}

/* ---------- Header ---------- */

.md-header {
  background: var(--cc-gradient);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
}

.md-header[data-md-state="shadow"] {
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

.md-header__title {
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.015em;
  color: #ffffff;
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  height: 2.2rem;
}

/* ---------- Search ---------- */

.md-search__form {
  background: rgba(255, 255, 255, 0.09) !important;
  border: 1px solid rgba(255, 255, 255, 0.14) !important;
  border-radius: 100px !important;
  transition: var(--cc-ease) !important;
}

.md-search__form:hover,
.md-search__form:focus-within {
  background: rgba(255, 255, 255, 0.16) !important;
  border-color: rgba(255, 255, 255, 0.28) !important;
}

.md-search__input {
  color: rgba(255, 255, 255, 0.9) !important;
}

.md-search__input::placeholder {
  color: rgba(255, 255, 255, 0.5) !important;
}

/* ---------- Announcement Bar ---------- */

.md-announce,
.md-banner {
  background: var(--cc-gradient);
  color: #fff;
  font-weight: 500;
}

.md-announce__inner,
.md-banner__inner {
  color: rgba(220, 235, 255, 0.9);
  font-size: 0.8rem;
  font-weight: 500;
}

.md-announce__inner a,
.md-banner a {
  background: transparent;
  color: #ffffff !important;
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.md-announce__inner a:hover,
.md-banner a:hover {
  background: transparent;
  color: #f8fafc !important;
}

/* ---------- Navigation Tabs ---------- */

.md-tabs {
  background: var(--cc-gradient);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.md-tabs__link {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.025em;
  color: rgba(255, 255, 255, 0.65) !important;
  transition: color var(--cc-ease), border-color var(--cc-ease);
  border-bottom: 2px solid transparent;
  opacity: 1 !important;
}

.md-tabs__link:hover {
  color: rgba(255, 255, 255, 0.9) !important;
}

.md-tabs__link--active {
  color: #ffffff !important;
  border-bottom-color: #fb923c !important;
}

/* ---------- Navigation Sidebar ---------- */

.md-sidebar--primary {
  border-right: 1px solid var(--md-default-fg-color--lightest);
}

.md-nav__title {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--md-default-fg-color--lighter);
  padding: 0.8rem 0.75rem 0.25rem;
}

.md-nav__link {
  border-radius: var(--cc-radius-sm);
  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;
}

/* ---------- TOC (right sidebar) ---------- */

.md-nav--secondary .md-nav__link {
  font-size: 0.77rem !important;
  color: var(--md-default-fg-color--light) !important;
  border-left: 2px solid transparent !important;
  padding-left: 0.7rem !important;
  transition: color var(--cc-ease), border-color var(--cc-ease) !important;
  margin: 0 !important;
  border-radius: 0 !important;
}

.md-nav--secondary .md-nav__link:hover {
  color: var(--md-primary-fg-color) !important;
  border-left-color: var(--md-accent-fg-color) !important;
}

.md-nav--secondary .md-nav__link--active {
  color: var(--md-primary-fg-color) !important;
  font-weight: 600 !important;
  border-left-color: var(--md-accent-fg-color) !important;
}

[data-md-color-scheme="slate"] .md-nav--secondary .md-nav__link:hover,
[data-md-color-scheme="slate"] .md-nav--secondary .md-nav__link--active {
  color: #93c5fd !important;
  border-left-color: #fb923c !important;
}

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

.md-content {
  max-width: 52rem;
}

.md-content__inner {
  padding-top: 0.6rem;
}

/* ---------- Typography ---------- */

.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;
}

.md-typeset h4 {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--md-primary-fg-color);
}

/* ---------- Links ---------- */

.md-typeset a:not(.md-button) {
  color: var(--md-typeset-a-color);
  text-decoration: none;
  border-bottom: 1px solid rgba(30, 77, 144, 0.28);
  transition: color var(--cc-ease), border-color var(--cc-ease);
  font-weight: 500;
}

.md-typeset a:not(.md-button):hover {
  color: #ea580c;
  border-bottom-color: #fb923c;
}

[data-md-color-scheme="slate"] .md-typeset a:not(.md-button) {
  color: #60a5fa;
  border-bottom-color: rgba(96, 165, 250, 0.3);
}

[data-md-color-scheme="slate"] .md-typeset a:not(.md-button):hover {
  color: #fb923c;
  border-bottom-color: #fb923c;
}

/* ---------- Cards Grid ---------- */

.md-typeset .grid.cards > ul > li,
.md-typeset .grid.cards > ol > li {
  background: var(--cc-card-bg);
  border: 1px solid var(--cc-card-border) !important;
  border-radius: 12px !important;
  padding: 1.4rem 1.5rem !important;
  box-shadow: var(--cc-card-shadow) !important;
  transition: transform 0.2s ease, box-shadow 0.2s ease !important;
  position: relative;
  overflow: hidden;
}

.md-typeset .grid.cards > ul > li::before,
.md-typeset .grid.cards > ol > li::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--cc-gradient);
  opacity: 0;
  transition: opacity 0.2s ease;
}

.md-typeset .grid.cards > ul > li:hover,
.md-typeset .grid.cards > ol > li:hover {
  transform: translateY(-2px);
  box-shadow: var(--cc-card-shadow-hover) !important;
}

.md-typeset .grid.cards > ul > li:hover::before,
.md-typeset .grid.cards > ol > li:hover::before {
  opacity: 1;
}

/* ---------- Custom Card Grid (.cc-grid / .cc-card) ---------- */

.cc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.2rem;
  margin: 1.5rem 0;
}

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

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

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

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

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

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

.cc-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-primary-fg-color);
  text-decoration: none;
  border-bottom: none !important;
  transition: gap 0.2s ease;
}

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

/* ---------- Hero Section ---------- */

.cc-hero {
  background: var(--cc-gradient-subtle);
  border-radius: var(--cc-radius-lg);
  padding: 2.5rem 2rem;
  margin: -0.5rem -0.5rem 2rem;
  border: 1px solid var(--cc-card-border);
}

.cc-hero h1 {
  font-size: 2rem !important;
  font-weight: 800 !important;
  letter-spacing: -0.02em !important;
  background: var(--cc-gradient) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
  border: none !important;
  margin-bottom: 0.4em !important;
}

.cc-hero p {
  color: var(--cc-text-muted) !important;
  font-size: 1rem;
  max-width: 620px;
  margin: 0 !important;
  line-height: 1.7;
}

.cc-hero-badge {
  display: inline-block;
  padding: 0.2em 0.7em;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: rgba(30, 77, 144, 0.1);
  color: #1e4d90;
  margin-bottom: 0.9rem;
}

[data-md-color-scheme="slate"] .cc-hero-badge {
  background: rgba(74, 143, 232, 0.15);
  color: #93c5fd;
}

/* ---------- Code ---------- */

.md-typeset code:not(.highlight code) {
  font-family: var(--md-code-font) !important;
  font-size: 0.83em;
  background: rgba(30, 77, 144, 0.08) !important;
  color: #b91c6b !important;
  padding: 0.18em 0.45em;
  border-radius: var(--cc-radius-xs);
  border: 1px solid rgba(30, 77, 144, 0.12);
}

[data-md-color-scheme="slate"] .md-typeset code:not(.highlight code) {
  background: rgba(255, 255, 255, 0.08) !important;
  color: #f9a8d4 !important;
  border-color: rgba(255, 255, 255, 0.1);
}

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

/* ---------- Tables ---------- */

.md-typeset table:not([class]) {
  border-radius: var(--cc-radius) !important;
  overflow: hidden;
  border: 1px solid var(--cc-card-border) !important;
  box-shadow: var(--cc-card-shadow);
  font-size: 0.8rem;
  margin: 1.5rem 0 !important;
}

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

.md-typeset table:not([class]) th {
  font-weight: 600 !important;
  font-size: 0.75rem !important;
  text-transform: uppercase !important;
  letter-spacing: 0.03em !important;
  color: var(--md-primary-fg-color) !important;
  padding: 0.45rem 0.7rem !important;
  border: none !important;
}

.md-typeset table:not([class]) td {
  padding: 0.35rem 0.7rem !important;
  border-top: 1px solid var(--cc-card-border) !important;
  border-left: none !important;
  border-right: none !important;
  border-bottom: none !important;
  vertical-align: middle;
}

.md-typeset table:not([class]) tr:hover td {
  background: rgba(30, 77, 144, 0.04) !important;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) tr:hover td {
  background: rgba(74, 143, 232, 0.08) !important;
}

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

.md-typeset .admonition,
.md-typeset details {
  border-radius: var(--cc-radius) !important;
  box-shadow: var(--cc-card-shadow) !important;
  border-left-width: 4px;
  margin: 1.3rem 0 !important;
}

/* ---------- Blockquote ---------- */

.md-typeset blockquote {
  border-left: 4px solid var(--md-accent-fg-color) !important;
  background: rgba(234, 88, 12, 0.05) !important;
  padding: 0.8rem 1.3rem !important;
  border-radius: 0 var(--cc-radius-sm) var(--cc-radius-sm) 0 !important;
  margin: 1.3rem 0 !important;
}

/* ---------- Buttons ---------- */

.md-typeset .md-button {
  border-radius: var(--cc-radius-sm) !important;
  font-weight: 600 !important;
  font-size: 0.83rem !important;
  transition: all 0.2s ease !important;
}

.md-typeset .md-button--primary {
  background: var(--md-primary-fg-color) !important;
  border-color: var(--md-primary-fg-color) !important;
  color: #ffffff !important;
  box-shadow: var(--cc-card-shadow) !important;
}

.md-typeset .md-button--primary:hover {
  background: #ea580c !important;
  border-color: #ea580c !important;
  box-shadow: var(--cc-card-shadow-hover) !important;
  transform: translateY(-1px);
}

/* ---------- Badge / Tag ---------- */

.cc-badge {
  display: inline-block;
  padding: 0.2em 0.7em;
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cc-badge--feature {
  background: rgba(30, 77, 144, 0.12);
  color: #1e4d90;
}

.cc-badge--fix {
  background: rgba(234, 88, 12, 0.12);
  color: #c05000;
}

.cc-badge--breaking {
  background: rgba(220, 53, 69, 0.1);
  color: #c92a3a;
}

[data-md-color-scheme="slate"] .cc-badge--feature {
  background: rgba(74, 143, 232, 0.18);
  color: #93c5fd;
}

[data-md-color-scheme="slate"] .cc-badge--fix {
  background: rgba(251, 146, 60, 0.15);
  color: #fb923c;
}

[data-md-color-scheme="slate"] .cc-badge--breaking {
  background: rgba(255, 107, 107, 0.15);
  color: #ff6b6b;
}

/* ---------- Article Meta Header ---------- */

.cc-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--cc-card-border);
  font-size: 0.82rem;
  color: var(--cc-text-muted);
}

/* ---------- Info Box ---------- */

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

.cc-info-box h2,
.cc-info-box h3 {
  border-bottom: none !important;
  margin-top: 0 !important;
  padding-bottom: 0 !important;
}

/* ---------- Images ---------- */

.md-typeset img:not(.md-logo) {
  border-radius: var(--cc-radius) !important;
  box-shadow: var(--cc-card-shadow) !important;
  max-width: 100%;
}

.md-header__button.md-logo img {
  box-shadow: none !important;
  border-radius: 0 !important;
}

img[alt$=">"] {
  float: right;
  margin: 0.25rem 0 1rem 1.5rem;
}

img[alt$="<"] {
  float: left;
  margin: 0.25rem 1.5rem 1rem 0;
}

img[alt$="><"] {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.5rem auto;
  float: none !important;
}

/* ---------- Scroll-to-top ---------- */

.md-top {
  border-radius: 50%;
  box-shadow: var(--cc-card-shadow-hover);
}

/* ---------- Footer ---------- */

.md-footer {
  border-top: 1px solid var(--cc-card-border);
}

.md-footer-meta {
  background: rgba(0, 0, 0, 0.04);
}

.md-footer-nav__title {
  font-size: 0.8rem;
  font-weight: 600;
}

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

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

  .cc-hero h1 {
    font-size: 1.5rem !important;
  }

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