/* ─────────────────────────────────────────────────────────────────────────────
   CalloraVoipSdk Documentation — Custom Theme
   Overrides DocFX modern template (Bootstrap 5)
   ───────────────────────────────────────────────────────────────────────────── */

/* ── Fonts ─────────────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Global tokens ─────────────────────────────────────────────────────────── */
:root {
  /* Brand palette */
  --voip-blue:        #1d4ed8;   /* primary action */
  --voip-blue-light:  #3b82f6;   /* hover / links */
  --voip-cyan:        #06b6d4;   /* accent / highlights */
  --voip-dark:        #0f172a;   /* navbar background */
  --voip-surface:     #f8fafc;   /* page background */
  --voip-border:      #e2e8f0;   /* borders */
  --voip-text:        #1e293b;   /* body text */
  --voip-muted:       #64748b;   /* secondary text */
  --voip-code-bg:     #0f172a;   /* code block background */
  --voip-code-text:   #e2e8f0;   /* code block text */

  /* Bootstrap overrides */
  --bs-primary:              var(--voip-blue);
  --bs-primary-rgb:          29, 78, 216;
  --bs-link-color:           var(--voip-blue-light);
  --bs-link-hover-color:     var(--voip-cyan);
  --bs-body-font-family:     'Inter', system-ui, -apple-system, sans-serif;
  --bs-body-font-size:       0.9375rem;
  --bs-body-color:           var(--voip-text);
  --bs-body-bg:              var(--voip-surface);
  --bs-border-color:         var(--voip-border);
  --bs-border-radius:        0.5rem;
  --bs-border-radius-sm:     0.375rem;
  --bs-border-radius-lg:     0.75rem;
  --bs-code-color:           var(--voip-cyan);
}

/* ── Navbar ────────────────────────────────────────────────────────────────── */
header.bg-body {
  background-color: var(--voip-dark) !important;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06) !important;
  box-shadow: 0 1px 16px rgba(0, 0, 0, 0.25);
}

header .navbar-brand,
header .navbar-brand:hover {
  color: #fff;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: -0.01em;
}

header .navbar-brand img#logo {
  height: 28px;
  margin-right: 0.5rem;
}

header .nav-link {
  color: rgba(255, 255, 255, 0.75) !important;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4rem 0.75rem;
  border-radius: var(--bs-border-radius-sm);
  transition: color 0.15s, background 0.15s;
}

header .nav-link:hover,
header .nav-link.active {
  color: #fff !important;
  background: rgba(255, 255, 255, 0.08);
}

/* Search bar in navbar */
header .search input.form-control {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #fff;
  border-radius: 0.5rem;
  font-size: 0.85rem;
}

header .search input.form-control::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

header .search .bi-search {
  color: rgba(255, 255, 255, 0.5);
}

/* ── Sidebar / TOC ─────────────────────────────────────────────────────────── */
.sidetoc {
  border-right: 1px solid var(--voip-border);
  padding-top: 1.5rem;
}

.toc .nav-item .nav-link {
  font-size: 0.875rem;
  color: var(--voip-muted);
  padding: 0.3rem 0.75rem;
  border-radius: var(--bs-border-radius-sm);
  transition: color 0.15s, background 0.15s;
}

.toc .nav-item .nav-link:hover {
  color: var(--voip-text);
  background: var(--voip-border);
}

.toc .nav-item .nav-link.active {
  color: var(--voip-blue);
  background: rgba(29, 78, 216, 0.08);
  font-weight: 600;
}

/* ── Article / content area ────────────────────────────────────────────────── */
article {
  max-width: 860px;
  line-height: 1.75;
}

article h1 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--voip-dark);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--voip-border);
}

article h2 {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--voip-dark);
  margin-top: 2.5rem;
  margin-bottom: 0.75rem;
}

article h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--voip-text);
  margin-top: 2rem;
  margin-bottom: 0.5rem;
}

article p {
  color: var(--voip-text);
  margin-bottom: 1rem;
}

article a {
  color: var(--voip-blue-light);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}

article a:hover {
  color: var(--voip-cyan);
  border-bottom-color: var(--voip-cyan);
}

/* ── Tables ────────────────────────────────────────────────────────────────── */
article table {
  font-size: 0.875rem;
  border: 1px solid var(--voip-border);
  border-radius: var(--bs-border-radius);
  overflow: hidden;
  width: 100%;
  margin: 1.5rem 0;
}

article table thead tr {
  background-color: var(--voip-dark);
  color: #fff;
}

article table thead th {
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.75rem 1rem;
  border: none;
}

article table tbody tr:nth-child(even) {
  background-color: #f1f5f9;
}

article table tbody td {
  padding: 0.65rem 1rem;
  border-top: 1px solid var(--voip-border);
  vertical-align: middle;
}

/* ── Code blocks ───────────────────────────────────────────────────────────── */
pre {
  background: var(--voip-code-bg) !important;
  border: none !important;
  border-radius: var(--bs-border-radius) !important;
  padding: 1.25rem 1.5rem !important;
  margin: 1.5rem 0 !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18);
  overflow-x: auto;
}

pre code {
  font-family: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.82rem;
  line-height: 1.7;
  color: var(--voip-code-text) !important;
  background: transparent !important;
}

/* Inline code */
code:not(pre code) {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82em;
  background: rgba(29, 78, 216, 0.07);
  color: var(--voip-blue);
  padding: 0.15em 0.45em;
  border-radius: 0.3rem;
  border: 1px solid rgba(29, 78, 216, 0.12);
}

/* ── Blockquotes / callouts ────────────────────────────────────────────────── */
blockquote {
  border-left: 3px solid var(--voip-cyan) !important;
  background: rgba(6, 182, 212, 0.05);
  border-radius: 0 var(--bs-border-radius) var(--bs-border-radius) 0;
  padding: 0.75rem 1.25rem;
  margin: 1.25rem 0;
  color: var(--voip-muted);
  font-size: 0.9rem;
}

/* ── Landing page layout ───────────────────────────────────────────────────── */
[data-layout="landing"] article h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  border-bottom: none;
  background: linear-gradient(135deg, var(--voip-dark) 0%, var(--voip-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.5rem;
}

[data-layout="landing"] article > p:first-of-type {
  font-size: 1.15rem;
  color: var(--voip-muted);
  margin-bottom: 2rem;
  font-weight: 400;
}

/* ── Footer ────────────────────────────────────────────────────────────────── */
footer.border-top {
  background: var(--voip-dark) !important;
  border-top: 1px solid rgba(255, 255, 255, 0.06) !important;
  color: rgba(255, 255, 255, 0.5) !important;
  font-size: 0.8rem;
}

footer a {
  color: rgba(255, 255, 255, 0.5) !important;
}

footer a:hover {
  color: rgba(255, 255, 255, 0.85) !important;
}

/* ── API reference specifics ───────────────────────────────────────────────── */
.xref {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.85em;
  color: var(--voip-blue-light);
}

.memberlist td:first-child {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.82rem;
}

/* ─────────────────────────────────────────────────────────────────────────────
   Dark Mode overrides  (data-bs-theme="dark" set by DocFX theme switcher)
   ───────────────────────────────────────────────────────────────────────────── */

[data-bs-theme="dark"] {
  --voip-surface:   #0f172a;
  --voip-border:    #1e293b;
  --voip-text:      #e2e8f0;
  --voip-muted:     #94a3b8;
  --voip-code-bg:   #020817;

  --bs-body-bg:     #0f172a;
  --bs-body-color:  #e2e8f0;
  --bs-border-color: #1e293b;
}

/* Navbar — slightly lighter in dark mode so it stands out from the page */
[data-bs-theme="dark"] header.bg-body {
  background-color: #1e293b !important;
  border-bottom-color: rgba(255, 255, 255, 0.08) !important;
}

/* Sidebar */
[data-bs-theme="dark"] .sidetoc {
  border-right-color: var(--voip-border);
}

[data-bs-theme="dark"] .toc .nav-item .nav-link {
  color: var(--voip-muted);
}

[data-bs-theme="dark"] .toc .nav-item .nav-link:hover {
  color: var(--voip-text);
  background: rgba(255, 255, 255, 0.06);
}

[data-bs-theme="dark"] .toc .nav-item .nav-link.active {
  color: var(--voip-blue-light);
  background: rgba(59, 130, 246, 0.12);
}

/* Article headings */
[data-bs-theme="dark"] article h1,
[data-bs-theme="dark"] article h2,
[data-bs-theme="dark"] article h3 {
  color: #f1f5f9;
}

[data-bs-theme="dark"] article h1 {
  border-bottom-color: var(--voip-border);
}

[data-bs-theme="dark"] article p {
  color: var(--voip-text);
}

/* Tables */
[data-bs-theme="dark"] article table {
  border-color: var(--voip-border);
}

[data-bs-theme="dark"] article table tbody tr:nth-child(even) {
  background-color: #1e293b;
}

[data-bs-theme="dark"] article table tbody td {
  border-top-color: var(--voip-border);
  color: var(--voip-text);
}

/* Code blocks — even darker in dark mode */
[data-bs-theme="dark"] pre {
  background: var(--voip-code-bg) !important;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
}

/* Inline code */
[data-bs-theme="dark"] code:not(pre code) {
  background: rgba(59, 130, 246, 0.1);
  color: #93c5fd;
  border-color: rgba(59, 130, 246, 0.2);
}

/* Blockquotes */
[data-bs-theme="dark"] blockquote {
  background: rgba(6, 182, 212, 0.07);
  color: var(--voip-muted);
}

/* Landing page hero gradient in dark mode */
[data-bs-theme="dark"] [data-layout="landing"] article h1 {
  background: linear-gradient(135deg, #93c5fd 0%, #06b6d4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-bs-theme="dark"] [data-layout="landing"] article > p:first-of-type {
  color: var(--voip-muted);
}

/* Search bar */
[data-bs-theme="dark"] header .search input.form-control {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.1);
}

/* ── Scrollbar (Webkit) ────────────────────────────────────────────────────── */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

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

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

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

/* ── Version picker (injected by public/main.js) ───────────────────────────── */
.voip-version-picker {
  display: inline-flex;
  align-items: center;
  margin-left: 0.75rem;
}

.voip-version-select {
  width: auto;
  min-width: 8.5rem;
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.25rem 1.8rem 0.25rem 0.6rem;
  border-radius: var(--bs-border-radius-sm);
  /* white caret so it reads on the dark navbar */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23ffffff' opacity='0.6'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.5rem center;
  background-size: 12px;
}

.voip-version-select:focus {
  outline: none;
  border-color: var(--voip-cyan);
  box-shadow: 0 0 0 2px rgba(6, 182, 212, 0.25);
}

.voip-version-select option {
  color: var(--voip-text);
  background: #fff;
}

[data-bs-theme="dark"] .voip-version-select option {
  color: #e2e8f0;
  background: #1e293b;
}