/* ============================================================
   GoeSign Docs — Stripe-exact theme
   Typography & spacing matched to docs.stripe.com computed values
   Fully audited for light + dark mode readability
   ============================================================ */

/* ---------- Brand colors ---------- */
:root {
  --md-primary-fg-color: #635bff;
  --md-primary-fg-color--light: #7a73ff;
  --md-primary-fg-color--dark: #4b44d4;
  --md-accent-fg-color: #635bff;

  /* Stripe surface colors */
  --gs-bg-primary: #ffffff;
  --gs-bg-secondary: #f6f9fc;
  --gs-bg-code: #f7f8fa;
  --gs-border: #e3e8ee;
  --gs-text-primary: #1a1f36;
  --gs-text-body: #3c4257;
  --gs-text-secondary: #4f566b;
  --gs-text-muted: #8898aa;
  --gs-link: #5469d4;
  --gs-link-hover: #3d4eac;
  --gs-success: #3ecf8e;
  --gs-warning: #f5be58;
  --gs-danger: #ed5f74;
  --gs-info: #5469d4;

  /* Typography — Stripe exact */
  --md-text-font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --md-code-font: "Menlo", "Consolas", "DejaVu Sans Mono", monospace;

  /* Layout */
  --gs-content-max-width: 52rem;
  --gs-sidebar-width: 16rem;
}

/* ---------- Dark mode — full overrides ---------- */
[data-md-color-scheme="slate"] {
  --gs-bg-primary: #0a2540;
  --gs-bg-secondary: #0d2f4f;
  --gs-bg-code: #0f2d4a;
  --gs-border: #1a3a5c;
  --gs-text-primary: #f6f9fc;
  --gs-text-body: #c1c9d2;
  --gs-text-secondary: #adbdcc;
  --gs-text-muted: #7d8fa3;
  --gs-link: #8b9aff;
  --gs-link-hover: #abb5ff;
  --gs-info: #8b9aff;

  --md-default-bg-color: #0a2540;
  --md-default-fg-color: #f6f9fc;
  --md-default-fg-color--light: #adbdcc;
  --md-default-fg-color--lighter: #7d8fa3;
  --md-default-fg-color--lightest: #4a5e73;
  --md-code-bg-color: #0f2d4a;
  --md-code-fg-color: #e3e8ee;
  --md-typeset-a-color: #8b9aff;
}

/* ---------- Global typography — Stripe exact ---------- */
.md-typeset {
  font-size: 16px;
  line-height: 28px;
  color: var(--gs-text-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-weight: 400;
}

/* h1: 32px / 700 / 40px */
.md-typeset h1 {
  font-weight: 700;
  font-size: 32px;
  line-height: 40px;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--gs-text-primary);
  border-bottom: none;
}

/* h2: 24px / 400 / 32px — Stripe uses thin h2 */
.md-typeset h2 {
  font-weight: 400;
  font-size: 24px;
  line-height: 32px;
  letter-spacing: -0.01em;
  margin-top: 48px;
  margin-bottom: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--gs-border);
  color: var(--gs-text-primary);
}

.md-typeset h2:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}

/* h3: 16px / 700 — same size as body, just bold */
.md-typeset h3 {
  font-weight: 700;
  font-size: 16px;
  line-height: 24px;
  letter-spacing: 0;
  margin-top: 32px;
  margin-bottom: 8px;
  color: var(--gs-text-primary);
}

/* h4: 14px / 700 */
.md-typeset h4 {
  font-weight: 700;
  font-size: 14px;
  line-height: 20px;
  letter-spacing: 0;
  margin-top: 24px;
  margin-bottom: 8px;
  color: var(--gs-text-primary);
}

/* Body text: 16px / 400 / 28px */
.md-typeset p {
  font-size: 16px;
  line-height: 28px;
  color: var(--gs-text-body);
  margin-bottom: 16px;
}

/* Links */
.md-typeset a {
  color: var(--gs-link);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.15s ease;
}

.md-typeset a:hover {
  color: var(--gs-link-hover);
}

/* ---------- Header ---------- */
.md-header {
  background-color: var(--gs-bg-primary);
  box-shadow: 0 1px 0 var(--gs-border);
  color: var(--gs-text-primary);
}

[data-md-color-scheme="slate"] .md-header {
  background-color: #07192b;
}

.md-header__title {
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.01em;
}

.md-header[data-md-state="shadow"] {
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

/* Logo icon color */
.md-header__button.md-logo {
  color: var(--gs-link);
}

[data-md-color-scheme="slate"] .md-header__button.md-logo {
  color: #8b9aff;
}

/* ---------- Tabs (top nav) ---------- */
.md-tabs {
  background-color: var(--gs-bg-primary);
  border-bottom: 1px solid var(--gs-border);
}

[data-md-color-scheme="slate"] .md-tabs {
  background-color: #07192b;
}

.md-tabs__link {
  font-size: 14px;
  font-weight: 500;
  color: var(--gs-text-muted);
  opacity: 1;
  text-transform: none;
  letter-spacing: 0;
}

/* Active tab — Material uses .md-tabs__item--active on parent <li> */
.md-tabs__item--active .md-tabs__link {
  color: var(--gs-text-primary) !important;
  font-weight: 600;
}

.md-tabs__link:hover {
  color: var(--gs-text-primary);
}

[data-md-color-scheme="slate"] .md-tabs__link {
  color: #7d8fa3;
}

[data-md-color-scheme="slate"] .md-tabs__item--active .md-tabs__link {
  color: #f6f9fc !important;
}

[data-md-color-scheme="slate"] .md-tabs__link:hover {
  color: #c1c9d2;
}

/* ---------- Sidebar (left nav) ---------- */
.md-sidebar {
  width: var(--gs-sidebar-width);
}

.md-nav__title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gs-text-muted);
  padding: 6px 12px;
}

/* Sidebar links: 14px */
.md-nav__link {
  font-size: 14px;
  font-weight: 400;
  color: var(--gs-text-secondary);
  padding: 5px 12px;
  border-radius: 4px;
  margin: 1px 6px;
  transition: all 0.12s ease;
}

.md-nav__link:hover {
  color: var(--gs-text-primary);
  background-color: var(--gs-bg-secondary);
}

/* Active sidebar link — must be visible in BOTH themes */
.md-nav__link--active {
  color: var(--gs-link) !important;
  font-weight: 600;
  background-color: rgba(84, 105, 212, 0.08);
}

[data-md-color-scheme="slate"] .md-nav__link--active {
  color: #8b9aff !important;
  background-color: rgba(139, 154, 255, 0.1);
}

.md-nav__link--active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gs-link);
  border-radius: 0 2px 2px 0;
}

/* ---------- Content area ---------- */
.md-content {
  max-width: var(--gs-content-max-width);
}

.md-content__inner {
  padding-top: 24px;
}

/* ---------- Inline code ---------- */
.md-typeset code {
  font-family: var(--md-code-font);
  font-size: 0.9em;
  padding: 2px 6px;
  background-color: transparent;
  border-radius: 0;
  border: none;
  border-bottom: 1px solid #d4dee9;
  color: var(--gs-text-primary);
  font-weight: 400;
}

[data-md-color-scheme="slate"] .md-typeset code {
  border-bottom-color: #2a4a6c;
  color: #e3e8ee;
}

/* ---------- Code blocks ---------- */
.md-typeset pre {
  border-radius: 8px;
  border: 1px solid var(--gs-border);
  box-shadow: none;
  margin: 20px 0;
}

.md-typeset pre > code {
  font-family: var(--md-code-font);
  font-size: 13px;
  font-weight: 500;
  line-height: 20px;
  padding: 16px 20px;
  background-color: var(--gs-bg-code);
  border: none;
  border-bottom: none;
  border-radius: 8px;
}

/* Copy button */
.md-clipboard {
  color: var(--gs-text-muted);
}

.md-clipboard:hover {
  color: var(--gs-link);
}

/* ---------- Tables ---------- */
.md-typeset table:not([class]) {
  font-size: 14px;
  border-collapse: collapse;
  border: 1px solid var(--gs-border);
  border-radius: 8px;
  overflow: hidden;
  width: 100%;
  margin: 20px 0;
  box-shadow: none;
}

.md-typeset table:not([class]) th {
  background-color: var(--gs-bg-secondary);
  font-weight: 600;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--gs-text-muted);
  border-bottom: 2px solid var(--gs-border);
  padding: 10px 16px;
  text-align: left;
}

.md-typeset table:not([class]) td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--gs-border);
  vertical-align: top;
  color: var(--gs-text-body);
  font-size: 14px;
  line-height: 22px;
}

.md-typeset table:not([class]) tr:last-child td {
  border-bottom: none;
}

.md-typeset table:not([class]) tr:hover td {
  background-color: rgba(84, 105, 212, 0.02);
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) tr:hover td {
  background-color: rgba(139, 154, 255, 0.04);
}

.md-typeset table:not([class]) td code {
  font-size: 13px;
  padding: 1px 5px;
  background-color: rgba(84, 105, 212, 0.06);
  border: none;
  border-bottom: 1px solid rgba(84, 105, 212, 0.2);
  color: var(--gs-link);
  border-radius: 0;
}

[data-md-color-scheme="slate"] .md-typeset table:not([class]) td code {
  background-color: rgba(139, 154, 255, 0.08);
  border-bottom-color: rgba(139, 154, 255, 0.25);
  color: #8b9aff;
}

/* ---------- Admonitions ---------- */
.md-typeset .admonition,
.md-typeset details {
  border: 1px solid var(--gs-border);
  border-radius: 8px;
  box-shadow: none;
  margin: 20px 0;
  font-size: 14px;
  overflow: hidden;
}

.md-typeset .admonition-title,
.md-typeset summary {
  font-weight: 600;
  font-size: 14px;
}

.md-typeset .admonition.note,
.md-typeset details.note {
  border-left: 4px solid var(--gs-info);
}

.md-typeset .admonition.warning,
.md-typeset details.warning {
  border-left: 4px solid var(--gs-warning);
}

.md-typeset .admonition.danger,
.md-typeset details.danger {
  border-left: 4px solid var(--gs-danger);
}

.md-typeset .admonition.tip,
.md-typeset details.tip {
  border-left: 4px solid var(--gs-success);
}

/* ---------- Blockquotes ---------- */
.md-typeset blockquote {
  border-left: 3px solid var(--gs-link);
  padding: 8px 16px;
  margin: 20px 0;
  background-color: rgba(84, 105, 212, 0.03);
  border-radius: 0 6px 6px 0;
  color: var(--gs-text-body);
}

[data-md-color-scheme="slate"] .md-typeset blockquote {
  background-color: rgba(139, 154, 255, 0.04);
}

.md-typeset blockquote p {
  color: var(--gs-text-body);
}

/* ---------- Horizontal rules ---------- */
.md-typeset hr {
  border: none;
  border-top: 1px solid var(--gs-border);
  margin: 32px 0;
}

/* ---------- Lists ---------- */
.md-typeset ul li,
.md-typeset ol li {
  margin-bottom: 4px;
  color: var(--gs-text-body);
  font-size: 16px;
  line-height: 28px;
}

/* ---------- Search ---------- */
.md-search__input {
  font-size: 14px;
  background-color: var(--gs-bg-secondary);
  border: 1px solid var(--gs-border);
  border-radius: 6px;
}

.md-search__input:focus {
  border-color: var(--gs-link);
  box-shadow: 0 0 0 3px rgba(84, 105, 212, 0.1);
}

/* ---------- Table of contents (right) ---------- */
.md-typeset .md-nav--secondary .md-nav__link {
  font-size: 13px;
  color: var(--gs-text-muted);
}

.md-typeset .md-nav--secondary .md-nav__link--active {
  color: var(--gs-link);
}

/* ---------- Footer ---------- */
.md-footer {
  background-color: var(--gs-bg-secondary);
  border-top: 1px solid var(--gs-border);
}

[data-md-color-scheme="slate"] .md-footer {
  background-color: #07192b;
}

.md-footer-meta {
  background-color: transparent;
}

/* ---------- Code inside code blocks (reset borders) ---------- */
.md-typeset code:is([class*="language-"]) {
  border: none;
  border-bottom: none;
  padding: 0;
  background: transparent;
}

.md-typeset pre > code {
  border: none;
  border-bottom: none;
}

/* ---------- Landing page ---------- */
.md-typeset table td a {
  font-weight: 500;
}

/* ---------- Responsive ---------- */
@media screen and (max-width: 76.25em) {
  .md-content {
    max-width: 100%;
  }
}

@media screen and (min-width: 76.25em) {
  .md-content {
    margin: 0 auto;
  }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--gs-border);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--gs-text-muted);
}

/* ============================================================
   Mermaid diagrams — theme-aware, clean, minimal
   ============================================================ */
.mermaid {
  margin: 24px 0;
  padding: 32px 24px;
  background: #fafbfc;
  border: 1px solid var(--gs-border);
  border-radius: 8px;
  text-align: center;
  overflow-x: auto;
}

[data-md-color-scheme="slate"] .mermaid {
  background: #0d2540;
}

/* Node text */
.mermaid .nodeLabel,
.mermaid .label {
  font-family: var(--md-text-font) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
}

.mermaid .edgeLabel {
  font-family: var(--md-text-font) !important;
  font-size: 11px !important;
  font-weight: 400 !important;
  color: var(--gs-text-muted) !important;
}

/* Sequence diagram */
.mermaid .messageText {
  font-family: var(--md-text-font) !important;
  font-size: 12px !important;
  fill: var(--gs-text-secondary) !important;
}

.mermaid .actor {
  stroke: var(--gs-border) !important;
  fill: var(--gs-bg-secondary) !important;
}

.mermaid .actor-line {
  stroke: var(--gs-border) !important;
  stroke-dasharray: 4 !important;
}

.mermaid text.actor > tspan {
  font-family: var(--md-text-font) !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  fill: var(--gs-text-primary) !important;
}

.mermaid .activation0,
.mermaid .activation1,
.mermaid .activation2 {
  fill: rgba(84, 105, 212, 0.06) !important;
  stroke: var(--gs-link) !important;
  stroke-width: 1 !important;
}

[data-md-color-scheme="slate"] .mermaid .activation0,
[data-md-color-scheme="slate"] .mermaid .activation1,
[data-md-color-scheme="slate"] .mermaid .activation2 {
  fill: rgba(139, 154, 255, 0.1) !important;
}

.mermaid line[class^="messageLine"] {
  stroke: var(--gs-text-muted) !important;
  stroke-width: 1 !important;
}

.mermaid .note {
  fill: #fffce5 !important;
  stroke: #e3ddb3 !important;
  rx: 4 !important;
}

[data-md-color-scheme="slate"] .mermaid .note {
  fill: #2a2400 !important;
  stroke: #5c5320 !important;
}

.mermaid .noteText {
  font-family: var(--md-text-font) !important;
  font-size: 11px !important;
  fill: var(--gs-text-secondary) !important;
}

/* State diagram */
.mermaid .state-title {
  font-family: var(--md-text-font) !important;
  font-weight: 600 !important;
  font-size: 13px !important;
}

.mermaid .statediagram-state rect {
  rx: 6 !important;
  ry: 6 !important;
  stroke-width: 1 !important;
}

/* Flowchart */
.mermaid .flowchart-link {
  stroke: #c4cdd5 !important;
  stroke-width: 1 !important;
}

[data-md-color-scheme="slate"] .mermaid .flowchart-link {
  stroke: #3a5a7c !important;
}

.mermaid .marker {
  fill: #c4cdd5 !important;
  stroke: #c4cdd5 !important;
}

[data-md-color-scheme="slate"] .mermaid .marker {
  fill: #3a5a7c !important;
  stroke: #3a5a7c !important;
}

/* Subgraph */
.mermaid .cluster rect {
  fill: rgba(84, 105, 212, 0.03) !important;
  stroke: var(--gs-border) !important;
  stroke-width: 1 !important;
  rx: 8 !important;
  ry: 8 !important;
}

[data-md-color-scheme="slate"] .mermaid .cluster rect {
  fill: rgba(139, 154, 255, 0.05) !important;
}

.mermaid .cluster text {
  font-family: var(--md-text-font) !important;
  font-weight: 600 !important;
  font-size: 12px !important;
  fill: var(--gs-text-secondary) !important;
}

/* Colored rect regions */
.mermaid rect.rect {
  rx: 6 !important;
  ry: 6 !important;
}

/* Nodes — shapes */
.mermaid .node rect,
.mermaid .node circle,
.mermaid .node polygon {
  stroke-width: 1 !important;
}

.mermaid .node rect {
  rx: 6 !important;
  ry: 6 !important;
}

/* ---------- Grid cards ---------- */
.md-typeset .grid.cards > ul > li,
.md-typeset .grid.cards > ol > li {
  border: 1px solid var(--gs-border);
  border-radius: 8px;
  padding: 24px;
  transition: all 0.2s ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
}

.md-typeset .grid.cards > ul > li:hover,
.md-typeset .grid.cards > ol > li:hover {
  border-color: var(--gs-link);
  box-shadow: 0 4px 12px rgba(84, 105, 212, 0.08);
  transform: translateY(-1px);
}

/* ---------- Strong emphasis ---------- */
.md-typeset strong {
  color: var(--gs-text-primary);
  font-weight: 600;
}

/* ---------- Inline code in headings ---------- */
.md-typeset h1 code,
.md-typeset h2 code,
.md-typeset h3 code {
  font-size: 0.85em;
  background-color: transparent;
  border: none;
  border-bottom: 1px solid rgba(84, 105, 212, 0.3);
  color: var(--gs-link);
}

[data-md-color-scheme="slate"] .md-typeset h1 code,
[data-md-color-scheme="slate"] .md-typeset h2 code,
[data-md-color-scheme="slate"] .md-typeset h3 code {
  border-bottom-color: rgba(139, 154, 255, 0.3);
  color: #8b9aff;
}

/* ---------- API method badges ---------- */
.md-typeset code.method-get {
  background-color: rgba(62, 207, 142, 0.12);
  border: none;
  border-bottom: none;
  color: #1a8f5e;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 3px;
}

.md-typeset code.method-post {
  background-color: rgba(84, 105, 212, 0.12);
  border: none;
  border-bottom: none;
  color: #5469d4;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 3px;
}

.md-typeset code.method-delete {
  background-color: rgba(237, 95, 116, 0.12);
  border: none;
  border-bottom: none;
  color: #ed5f74;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.04em;
  padding: 2px 8px;
  border-radius: 3px;
}

/* ---------- Annotation numbers ---------- */
.md-typeset .md-annotation__index {
  background-color: var(--gs-link);
}

/* ---------- Content tabs ---------- */
.md-typeset .tabbed-set > input:checked + label {
  color: var(--gs-link);
  border-color: var(--gs-link);
}

.md-typeset .tabbed-set > label {
  font-size: 14px;
  font-weight: 500;
  color: var(--gs-text-muted);
}

/* ---------- Breadcrumbs path ---------- */
.md-path {
  color: var(--gs-text-muted);
}

/* ---------- Print ---------- */
@media print {
  .md-header,
  .md-tabs,
  .md-sidebar,
  .md-footer {
    display: none;
  }

  .md-content {
    max-width: 100%;
  }
}