/*
 * Thadam docs design system. Colour values come from thadam-assets/brand/tokens/thadam.css,
 * which theme/head.hbs loads. Do not add hex values here.
 */

:root {
  font-size: 100%;
  --sidebar-target-width: 17.5rem;
  --page-padding: 1.5rem;
  --content-max-width: 48rem;
  --menu-bar-height: 2.5rem;
  --mono-font: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --code-font-size: 0.9em;
}

html {
  font-family: var(--thadam-font-sans);
  -webkit-font-smoothing: antialiased;
}

body {
  font-size: 1rem;
  line-height: 1.65;
}

.light,
.rust,
html:not(.js) {
  --bg: var(--thadam-warm-white);
  --fg: var(--thadam-graphite);
  --sidebar-bg: color-mix(in srgb, var(--thadam-graphite) 4%, var(--thadam-warm-white));
  --sidebar-fg: var(--thadam-graphite);
  --sidebar-non-existant: color-mix(in srgb, var(--thadam-graphite) 55%, var(--thadam-warm-white));
  --sidebar-active: var(--thadam-graphite);
  --sidebar-spacer: color-mix(in srgb, var(--thadam-graphite) 14%, var(--thadam-warm-white));
  --scrollbar: color-mix(in srgb, var(--thadam-graphite) 35%, var(--thadam-warm-white));
  --icons: color-mix(in srgb, var(--thadam-graphite) 72%, var(--thadam-warm-white));
  --icons-hover: var(--thadam-graphite);
  --links: var(--thadam-graphite);
  --inline-code-color: var(--thadam-graphite);
  --theme-popup-bg: var(--thadam-warm-white);
  --theme-popup-border: color-mix(in srgb, var(--thadam-graphite) 20%, var(--thadam-warm-white));
  --theme-hover: color-mix(in srgb, var(--thadam-graphite) 8%, var(--thadam-warm-white));
  --quote-bg: color-mix(in srgb, var(--thadam-graphite) 4.5%, var(--thadam-warm-white));
  --quote-border: color-mix(in srgb, var(--thadam-graphite) 16%, var(--thadam-warm-white));
  --table-border-color: color-mix(in srgb, var(--thadam-graphite) 15%, var(--thadam-warm-white));
  --table-header-bg: color-mix(in srgb, var(--thadam-graphite) 5%, var(--thadam-warm-white));
  --table-alternate-bg: transparent;
  --searchbar-border-color: color-mix(in srgb, var(--thadam-graphite) 22%, var(--thadam-warm-white));
  --searchbar-bg: color-mix(in srgb, var(--thadam-graphite) 5%, var(--thadam-warm-white));
  --searchbar-fg: var(--thadam-graphite);
  --searchbar-shadow-color: transparent;
  --searchresults-header-fg: color-mix(in srgb, var(--thadam-graphite) 72%, var(--thadam-warm-white));
  --searchresults-border-color: color-mix(in srgb, var(--thadam-graphite) 18%, var(--thadam-warm-white));
  --searchresults-li-bg: color-mix(in srgb, var(--thadam-graphite) 7%, var(--thadam-warm-white));
  --search-mark-bg: color-mix(in srgb, var(--thadam-signal-orange) 35%, var(--thadam-warm-white));
  --sidebar-header-border-color: var(--thadam-signal-orange);
}

.navy,
.coal,
.ayu {
  --bg: var(--thadam-graphite);
  --fg: var(--thadam-warm-white);
  --sidebar-bg: color-mix(in srgb, var(--thadam-warm-white) 4%, var(--thadam-graphite));
  --sidebar-fg: var(--thadam-warm-white);
  --sidebar-non-existant: color-mix(in srgb, var(--thadam-warm-white) 50%, var(--thadam-graphite));
  --sidebar-active: var(--thadam-warm-white);
  --sidebar-spacer: color-mix(in srgb, var(--thadam-warm-white) 14%, var(--thadam-graphite));
  --scrollbar: color-mix(in srgb, var(--thadam-warm-white) 35%, var(--thadam-graphite));
  --icons: color-mix(in srgb, var(--thadam-warm-white) 74%, var(--thadam-graphite));
  --icons-hover: var(--thadam-warm-white);
  --links: var(--thadam-warm-white);
  --inline-code-color: var(--thadam-warm-white);
  --theme-popup-bg: var(--thadam-graphite);
  --theme-popup-border: color-mix(in srgb, var(--thadam-warm-white) 22%, var(--thadam-graphite));
  --theme-hover: color-mix(in srgb, var(--thadam-warm-white) 8%, var(--thadam-graphite));
  --quote-bg: color-mix(in srgb, var(--thadam-warm-white) 5.5%, var(--thadam-graphite));
  --quote-border: color-mix(in srgb, var(--thadam-warm-white) 18%, var(--thadam-graphite));
  --table-border-color: color-mix(in srgb, var(--thadam-warm-white) 16%, var(--thadam-graphite));
  --table-header-bg: color-mix(in srgb, var(--thadam-warm-white) 6%, var(--thadam-graphite));
  --table-alternate-bg: transparent;
  --searchbar-border-color: color-mix(in srgb, var(--thadam-warm-white) 24%, var(--thadam-graphite));
  --searchbar-bg: color-mix(in srgb, var(--thadam-warm-white) 7%, var(--thadam-graphite));
  --searchbar-fg: var(--thadam-warm-white);
  --searchbar-shadow-color: transparent;
  --searchresults-header-fg: color-mix(in srgb, var(--thadam-warm-white) 74%, var(--thadam-graphite));
  --searchresults-border-color: color-mix(in srgb, var(--thadam-warm-white) 18%, var(--thadam-graphite));
  --searchresults-li-bg: color-mix(in srgb, var(--thadam-warm-white) 8%, var(--thadam-graphite));
  --search-mark-bg: color-mix(in srgb, var(--thadam-signal-orange) 45%, var(--thadam-graphite));
  --sidebar-header-border-color: var(--thadam-signal-orange);
}

.page {
  margin-block-start: 0;
}

#mdbook-menu-bar-hover-placeholder {
  display: none;
}

.thadam-site-header {
  position: sticky;
  top: 0;
  z-index: 102;
  margin-block-start: 0;
  margin-inline: calc(0px - var(--page-padding));
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.65rem 0.9rem;
  padding: 0.85rem var(--page-padding);
  border-bottom: 1px solid var(--table-border-color);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 0.95rem;
}

.thadam-home {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.thadam-logo {
  display: block;
  height: auto;
  max-width: 100%;
}

.thadam-logo--dark {
  display: none;
}

.coal .thadam-logo--light,
.navy .thadam-logo--light,
.ayu .thadam-logo--light {
  display: none;
}

.coal .thadam-logo--dark,
.navy .thadam-logo--dark,
.ayu .thadam-logo--dark {
  display: block;
}

.thadam-site-section {
  padding: 0.15rem 0.55rem;
  border: 1px solid var(--table-border-color);
  border-radius: 999px;
  background: var(--quote-bg);
  color: var(--icons);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
}

.thadam-version-select {
  padding: 0.15rem 0.55rem;
  border: 1px solid var(--table-border-color);
  border-radius: 999px;
  background: var(--quote-bg);
  color: var(--fg);
  font-family: var(--mono-font);
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1.3;
  cursor: pointer;
  transition: border-color 0.15s ease, background-color 0.15s ease;
}

.thadam-version-select:hover {
  border-color: var(--icons);
}

.thadam-version-select:focus,
.thadam-version-select:focus-visible {
  outline: 2px solid var(--thadam-signal-orange);
  outline-offset: 2px;
}

.thadam-version-banner {
  margin-inline: calc(0px - var(--page-padding));
  padding: 0.55rem var(--page-padding);
  border-bottom: 1px solid var(--table-border-color);
  border-inline-start: 3px solid var(--thadam-signal-orange);
  background: var(--quote-bg);
  color: var(--fg);
  font-size: 0.88rem;
  line-height: 1.5;
}

.thadam-version-banner a {
  color: var(--fg);
  font-weight: 600;
  text-decoration: underline;
  text-decoration-color: var(--thadam-signal-orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

.thadam-version-banner a:hover {
  text-decoration-thickness: 3px;
}

.thadam-version-banner a:focus-visible {
  outline: 2px solid var(--thadam-signal-orange);
  outline-offset: 2px;
}

.thadam-site-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.4rem;
  margin-inline-start: auto;
}

.thadam-site-nav a {
  padding: 0.35rem 0.65rem;
  border-radius: 0.4rem;
  color: var(--icons);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease;
}

.thadam-site-nav a:hover,
.thadam-site-nav a[aria-current="page"] {
  background: var(--quote-bg);
  color: var(--fg);
  text-decoration: none;
}

#mdbook-menu-bar {
  position: sticky;
  top: 3.45rem !important;
  z-index: 101;
  align-items: center;
  justify-content: space-between;
  min-height: var(--menu-bar-height);
  padding-inline: 0.75rem;
  border-block-end: 1px solid var(--table-border-color);
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

#mdbook-theme-toggle,
#mdbook-theme-list,
#mdbook-menu-bar .menu-title,
#mdbook-menu-bar .right-buttons a[href="https://github.com/Dineshkarthik/thadam"] {
  display: none !important;
}

#mdbook-sidebar {
  border-inline-end: 1px solid var(--table-border-color);
  font-size: 0.9rem;
}

.sidebar .sidebar-scrollbox {
  padding: 1.1rem 0.9rem 2.5rem;
}

.chapter {
  line-height: 1.5;
}

.chapter li.part-title {
  margin: 1.25rem 0 0.35rem;
  padding-inline: 0.55rem;
  color: var(--icons);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.chapter li.part-title:first-child {
  margin-top: 0.25rem;
}

.chapter li.chapter-item {
  margin-block-start: 0.15rem;
  line-height: 1.45;
}

.chapter li a {
  display: block;
  padding: 0.3rem 0.55rem;
  border-radius: 0.35rem;
  color: var(--sidebar-fg);
  text-decoration: none;
  transition: background-color 0.12s ease, color 0.12s ease;
}

.chapter li a:hover {
  background: var(--theme-hover);
  color: var(--fg);
}

.chapter li a.active {
  border-inline-start: 2px solid var(--thadam-signal-orange);
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  background: color-mix(in srgb, var(--thadam-signal-orange) 12%, transparent);
  color: var(--fg);
  font-weight: 600;
}

.chapter .spacer {
  height: 1px;
  margin: 0.75rem 0;
  background: var(--table-border-color);
}

.section {
  padding-inline-start: 0.95rem;
}

.content {
  padding: 1.25rem 0.5rem 4rem;
}

.content p,
.content ul,
.content ol {
  line-height: 1.65;
}

.content li + li {
  margin-top: 0.25rem;
}

.content h1,
.content h2,
.content h3,
.content h4 {
  color: var(--fg);
  font-weight: 650;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.content h1 {
  margin-block: 0.5rem 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--table-border-color);
  font-size: clamp(1.85rem, 3vw, 2.35rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.content h2 {
  margin-block: 2.25rem 0.75rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid var(--table-border-color);
  font-size: clamp(1.35rem, 2vw, 1.6rem);
}

.content h3 {
  margin-block: 1.75rem 0.5rem;
  font-size: 1.15rem;
}

.content h4 {
  margin-block: 1.35rem 0.4rem;
  font-size: 1rem;
}

:target {
  scroll-margin-top: 6.5rem;
}

.content main a:not(.header) {
  color: var(--fg);
  text-decoration: underline;
  text-decoration-color: var(--thadam-signal-orange);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.2em;
}

.content main a:not(.header):hover {
  text-decoration-thickness: 3px;
}

:not(pre) > code,
:not(pre) > .hljs {
  padding: 0.15em 0.38em;
  border: 1px solid var(--table-border-color);
  border-radius: 0.3rem;
  background: var(--quote-bg);
  color: var(--fg);
}

pre {
  margin: 1rem 0;
  border: 1px solid var(--table-border-color);
  border-radius: 0.65rem;
  background: var(--quote-bg);
  overflow-x: auto;
}

pre > code,
pre > .hljs {
  padding: 1rem 1.15rem;
  background: transparent !important;
  color: var(--fg);
  line-height: 1.55;
}

table {
  width: 100%;
  margin: 1.25rem 0;
  border-collapse: collapse;
  font-size: 0.94rem;
}

table th,
table td {
  padding: 0.7rem 0.9rem;
  border: 0;
  border-bottom: 1px solid var(--table-border-color);
  text-align: left;
  vertical-align: top;
}

table thead,
table thead tr {
  border: 0;
  background: var(--quote-bg);
}

table thead th {
  border-bottom: 2px solid var(--thadam-signal-orange);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

table tbody tr:nth-child(2n) {
  background: transparent;
}

table tbody tr:hover td {
  background: var(--quote-bg);
}

.light blockquote,
.rust blockquote,
.coal blockquote,
.navy blockquote,
.ayu blockquote {
  margin: 1.25rem 0;
  padding: 0.75rem 1.1rem;
  border-block: 0;
  border-inline-start: 3px solid var(--thadam-signal-orange);
  border-radius: 0 0.5rem 0.5rem 0;
  background: var(--quote-bg);
}

#mdbook-searchbar {
  padding: 0.6rem 0.95rem;
  border: 1px solid var(--searchbar-border-color);
  border-radius: 0.5rem;
  background: var(--searchbar-bg);
  color: var(--searchbar-fg);
  font-family: var(--thadam-font-sans);
  font-size: 0.95rem;
}

#mdbook-searchbar:focus,
#mdbook-searchbar.active {
  outline: 2px solid var(--thadam-signal-orange);
  outline-offset: 1px;
  box-shadow: none;
}

.theme-toggle {
  position: relative;
  flex: none;
  width: 3.75rem;
  height: 2rem;
  padding: 0;
  border: 1px solid color-mix(in srgb, currentColor 35%, transparent);
  border-radius: 999px;
  background: color-mix(in srgb, currentColor 9%, transparent);
  color: inherit;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease;
}

.theme-toggle::after {
  content: "";
  position: absolute;
  top: 2px;
  left: 2px;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: currentColor;
  transition: transform 0.2s ease;
}

.theme-toggle svg {
  position: absolute;
  top: 50%;
  z-index: 1;
  width: 0.95rem;
  height: 0.95rem;
  transform: translateY(-50%);
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  opacity: 0.7;
}

.theme-toggle .icon-sun {
  left: 0.5rem;
}

.theme-toggle .icon-moon {
  right: 0.5rem;
}

.theme-toggle:hover {
  border-color: currentColor;
}

.theme-toggle:focus-visible {
  outline: 3px solid currentColor;
  outline-offset: 3px;
}

.theme-toggle[hidden] {
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .thadam-version-select,
  .theme-toggle,
  .theme-toggle::after {
    transition: none;
  }
}

.light .theme-toggle .icon-sun,
.rust .theme-toggle .icon-sun,
.navy .theme-toggle .icon-moon,
.coal .theme-toggle .icon-moon,
.ayu .theme-toggle .icon-moon {
  opacity: 1;
  color: var(--bg);
}

.navy .theme-toggle::after,
.coal .theme-toggle::after,
.ayu .theme-toggle::after {
  transform: translateX(1.75rem);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.12rem 0.6rem 0.12rem 0.45rem;
  border: 1px solid color-mix(in srgb, currentColor 38%, transparent);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  line-height: 1.4;
  white-space: nowrap;
}

.pill::before {
  content: "";
  flex: none;
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 50%;
  background: currentColor;
}

.pill-progress {
  border-style: dashed;
}

.pill-progress::before {
  background: transparent;
  border: 1.5px solid currentColor;
}

.pill-planned {
  border-style: dotted;
  opacity: 0.8;
}

.pill-planned::before {
  background: transparent;
  border: 1.5px dotted currentColor;
}

.light ::selection,
.rust ::selection,
.coal ::selection,
.navy ::selection,
.ayu ::selection {
  background: var(--thadam-signal-orange);
  color: var(--thadam-graphite);
}