/* ==========================================================================
   cybercompile — MkDocs Material theme, styled to match the previous
   Next.js site (Notion-inspired palette, Inter/JetBrains Mono, custom home).
   ========================================================================== */

/* ---------------------------------------------------------------- palette */

[data-md-color-scheme="default"] {
  --canvas: #ffffff;
  --canvas-elevated: #f7f6f3;
  --canvas-overlay: #efeeec;
  --border: #e9e9e7;
  --border-muted: #edecea;
  --fg: #37352f;
  --fg-muted: #6b6a68;
  --fg-subtle: #9b9a97;
  --accent: #2383e2;
  --accent-emphasis: #0b6bcb;
  --success: #2f9e44;
  --danger: #eb5757;

  --md-default-bg-color: var(--canvas);
  --md-default-fg-color: #37352f;
  --md-default-fg-color--light: #6b6a68;
  --md-default-fg-color--lighter: #9b9a97;
  --md-default-fg-color--lightest: #e9e9e7;

  --md-primary-fg-color: var(--canvas);
  --md-primary-fg-color--light: var(--canvas);
  --md-primary-fg-color--dark: var(--canvas);
  --md-primary-bg-color: var(--fg);
  --md-primary-bg-color--light: var(--fg-muted);

  --md-accent-fg-color: var(--accent-emphasis);
  --md-typeset-a-color: var(--accent);

  --md-code-bg-color: var(--canvas-elevated);
  --md-code-fg-color: var(--fg);

  --md-footer-bg-color: var(--canvas);
  --md-footer-bg-color--dark: var(--canvas-elevated);
  --md-footer-fg-color: var(--fg);
  --md-footer-fg-color--light: var(--fg-muted);
  --md-footer-fg-color--lighter: var(--fg-subtle);
}

[data-md-color-scheme="slate"] {
  --canvas: #191919;
  --canvas-elevated: #202020;
  --canvas-overlay: #2b2b2b;
  --border: #373737;
  --border-muted: #2c2c2c;
  --fg: #e9e9e7;
  --fg-muted: #9b9a97;
  --fg-subtle: #6f6e69;
  --accent: #5b9df0;
  --accent-emphasis: #7fb8ff;
  --success: #4dab67;
  --danger: #f2555a;

  --md-default-bg-color: var(--canvas);
  --md-default-fg-color: #e9e9e7;
  --md-default-fg-color--light: #9b9a97;
  --md-default-fg-color--lighter: #6f6e69;
  --md-default-fg-color--lightest: #373737;

  --md-primary-fg-color: var(--canvas);
  --md-primary-fg-color--light: var(--canvas);
  --md-primary-fg-color--dark: var(--canvas);
  --md-primary-bg-color: var(--fg);
  --md-primary-bg-color--light: var(--fg-muted);

  --md-accent-fg-color: var(--accent-emphasis);
  --md-typeset-a-color: var(--accent);

  --md-code-bg-color: var(--canvas-elevated);
  --md-code-fg-color: var(--fg);

  --md-footer-bg-color: var(--canvas);
  --md-footer-bg-color--dark: var(--canvas-elevated);
  --md-footer-fg-color: var(--fg);
  --md-footer-fg-color--light: var(--fg-muted);
  --md-footer-fg-color--lighter: var(--fg-subtle);
}

/* --------------------------------------------------------------- base/UI */

body {
  -webkit-tap-highlight-color: transparent;
}

.kb-icon {
  display: block;
}

/* Header: translucent canvas with a hairline border, like the old site. */
.md-header {
  background-color: color-mix(in srgb, var(--canvas) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: var(--fg);
  border-bottom: 1px solid var(--border-muted);
  box-shadow: none;
}

.md-header__title {
  font-weight: 600;
}

.md-header .md-logo svg,
.md-header .md-logo img {
  color: var(--accent);
}

/* Tabs bar sits under the header on the same canvas. */
.md-tabs {
  background-color: transparent;
  color: var(--fg-muted);
  border-bottom: 1px solid var(--border-muted);
}

.md-tabs__link {
  opacity: 1;
  color: var(--fg-muted);
}

.md-tabs__link:hover,
.md-tabs__link--active {
  color: var(--fg);
}

/* Header search field. */
.md-search__form {
  background-color: var(--canvas-elevated);
  border: 1px solid var(--border);
  border-radius: 0.5rem;
  box-shadow: none;
}

.md-search__form:hover {
  background-color: var(--canvas-overlay);
}

[data-md-toggle="search"]:checked ~ .md-header .md-search__form {
  border-color: var(--accent);
}

.md-search__input {
  color: var(--fg);
}

.md-search__input::placeholder {
  color: var(--fg-subtle);
}

/* Sidebar + TOC active links use the accent. */
.md-nav__link--active,
.md-nav__link:focus,
.md-nav__link:hover {
  color: var(--accent);
}

.md-typeset a {
  color: var(--accent);
}

/* Inline code chips, matching the old .markdown-body look. */
.md-typeset code {
  background-color: var(--canvas-overlay);
  border: 1px solid var(--border-muted);
  border-radius: 0.3rem;
  padding: 0.1rem 0.35rem;
  font-size: 0.85em;
}

.md-typeset pre > code {
  border: none;
  padding: 0.7720588235em 1.1764705882em;
}

.md-typeset .highlight {
  border-radius: 0.75rem;
}

.md-typeset pre > code {
  border-radius: 0.75rem;
}

/* Footer branding line. */
.md-footer-meta {
  background-color: var(--canvas-elevated);
}

/* ============================================================ HOME PAGE */

/* Let the landing page break out of the constrained article grid. */
.md-main:has(.kb-home) .md-main__inner {
  margin-top: 0;
}
.md-main:has(.kb-home) .md-grid {
  max-width: none;
}
.md-main:has(.kb-home) .md-content {
  max-width: none;
}
.md-main:has(.kb-home) .md-content__inner {
  margin: 0;
  padding: 0;
}
.md-main:has(.kb-home) .md-content__inner::before {
  display: none;
}
.md-main:has(.kb-home) .md-sidebar {
  display: none;
}

.kb-home {
  color: var(--fg);
}

.kb-section {
  max-width: 80rem;
  margin: 0 auto;
  padding: 4rem 1.25rem;
}

.kb-section--alt {
  max-width: none;
  border-top: 1px solid var(--border-muted);
  background-color: color-mix(in srgb, var(--canvas-elevated) 40%, transparent);
}

.kb-section--alt > * {
  max-width: 80rem;
  margin-inline: auto;
}

.kb-section-title {
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  margin: 0;
}

/* ----------------------------------------------------------------- hero */

.kb-hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-muted);
}

.kb-hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.kb-hero-grid {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
    circle,
    color-mix(in srgb, var(--fg) 14%, transparent) 1px,
    transparent 1px
  );
  background-size: 26px 26px;
  -webkit-mask-image: radial-gradient(ellipse 65% 55% at 50% 25%, black, transparent 75%);
  mask-image: radial-gradient(ellipse 65% 55% at 50% 25%, black, transparent 75%);
}

.kb-hero-glow {
  position: absolute;
  border-radius: 9999px;
  filter: blur(60px);
  animation: kb-hero-pulse 9s ease-in-out infinite;
  will-change: opacity;
}

.kb-hero-glow--a {
  top: -6rem;
  left: 25%;
  height: 18rem;
  width: 18rem;
  background: color-mix(in srgb, var(--accent) 12%, transparent);
}

.kb-hero-glow--b {
  top: 2.5rem;
  right: 20%;
  height: 16rem;
  width: 16rem;
  background: color-mix(in srgb, var(--accent-emphasis) 10%, transparent);
  animation-delay: 3s;
}

.kb-hero-nodes {
  position: absolute;
  inset: 0;
}

.kb-hero-node {
  position: absolute;
  color: var(--accent);
  animation: kb-hero-float var(--float-duration, 8s) ease-in-out infinite;
  animation-delay: var(--float-delay, 0s);
  line-height: 1;
}

.kb-hero-inner {
  position: relative;
  max-width: 56rem;
  margin: 0 auto;
  padding: 6rem 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.kb-hero-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  text-wrap: balance;
  color: var(--fg);
  margin: 0;
  line-height: 1.1;
}

.kb-hero-sub {
  margin: 1rem auto 0;
  max-width: 42rem;
  font-size: 1.05rem;
  color: var(--fg-muted);
  text-wrap: pretty;
}

.kb-hero-search {
  margin-top: 2rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  width: 100%;
  max-width: 32rem;
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  background: var(--canvas);
  color: var(--fg-subtle);
  font-size: 0.9rem;
  cursor: pointer;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.kb-hero-search:hover {
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
}

.kb-hero-search > span {
  flex: 1;
  text-align: left;
}

.kb-kbd,
.kb-changelog-badge kbd {
  font-family: var(--md-code-font-family, monospace);
  font-size: 0.7rem;
  color: var(--fg-muted);
  background: var(--canvas-elevated);
  border: 1px solid var(--border);
  border-radius: 0.35rem;
  padding: 0.1rem 0.4rem;
}

.kb-hero-pills {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
}

.kb-pill {
  border-radius: 9999px;
  border: 1px solid var(--border-muted);
  padding: 0.35rem 0.75rem;
  font-size: 0.75rem;
  color: var(--fg-muted);
  transition: color 0.15s ease, border-color 0.15s ease;
}

.kb-pill:hover {
  color: var(--accent);
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
}

@keyframes kb-hero-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-14px) rotate(4deg); }
}

@keyframes kb-hero-pulse {
  0%, 100% { opacity: 0.28; }
  50% { opacity: 0.6; }
}

/* --------------------------------------------------------- status strip */

.kb-status {
  border-top: 1px solid var(--border-muted);
  border-bottom: 1px solid var(--border-muted);
  background: color-mix(in srgb, var(--canvas-elevated) 60%, transparent);
}

.kb-status-inner {
  max-width: 80rem;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.kb-live {
  display: none;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 0;
}

@media (min-width: 640px) {
  .kb-live { display: inline-flex; }
}

.kb-live-dot {
  position: relative;
  display: inline-flex;
  width: 8px;
  height: 8px;
}

.kb-live-dot::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background: var(--success);
}

.kb-live-dot .status-ping {
  position: absolute;
  inset: 0;
  border-radius: 9999px;
  background: var(--success);
  opacity: 0.75;
}

.kb-live-dot--accent::after,
.kb-live-dot--accent .status-ping {
  background: var(--accent);
}

.kb-live-label {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fg-subtle);
}

.kb-stats {
  flex: 1;
  min-width: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 640px) {
  .kb-stats {
    display: flex;
  }
  .kb-stat {
    flex: 1;
    align-items: flex-start !important;
    text-align: left !important;
    border-left: 1px solid var(--border-muted);
  }
  .kb-stat:first-child { border-left: none; }
}

.kb-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.1rem;
  padding: 0.75rem 1rem;
  text-align: center;
  transition: background-color 0.15s ease;
}

.kb-stat:hover {
  background: var(--canvas-elevated);
}

.kb-stat-value {
  font-family: var(--md-code-font-family, monospace);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  font-variant-numeric: tabular-nums;
}

.kb-stat-label {
  font-size: 0.72rem;
  color: var(--fg-muted);
}

/* --------------------------------------------------------- category grid */

.kb-grid {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  align-items: stretch;
}

@media (min-width: 640px) {
  .kb-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .kb-grid { grid-template-columns: repeat(3, 1fr); }
}

.kb-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  border-radius: 1rem;
  border: 1px solid var(--border);
  background: var(--canvas);
  padding: 1.5rem;
  color: var(--fg);
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.kb-card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in srgb, var(--accent) 40%, transparent);
  box-shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.18);
}

.kb-card-tint {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    color-mix(in srgb, var(--accent) 6%, transparent),
    transparent 60%
  );
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.kb-card:hover .kb-card-tint {
  opacity: 1;
}

.kb-card-top {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.kb-card-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.75rem;
  width: 2.75rem;
  flex-shrink: 0;
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--accent) 10%, transparent);
  color: var(--accent);
  transition: transform 0.2s ease;
}

.kb-card:hover .kb-card-icon {
  transform: scale(1.05);
}

.kb-card-count {
  border-radius: 9999px;
  background: var(--canvas-elevated);
  padding: 0.25rem 0.6rem;
  font-family: var(--md-code-font-family, monospace);
  font-size: 0.68rem;
  color: var(--fg-subtle);
}

.kb-card-title {
  position: relative;
  margin: 1rem 0 0;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--fg);
  transition: color 0.15s ease;
}

.kb-card:hover .kb-card-title {
  color: var(--accent);
}

.kb-card-desc {
  position: relative;
  margin: 0.375rem 0 0;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--fg-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.kb-card-pills {
  position: relative;
  list-style: none;
  margin: 1rem 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.kb-card-pills li {
  max-width: 100%;
  border-radius: 0.5rem;
  border: 1px solid var(--border-muted);
  padding: 0.25rem 0.6rem;
  font-size: 0.72rem;
  color: var(--fg-subtle);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kb-card-pills .kb-card-more {
  border: none;
  padding-inline: 0.25rem;
}

.kb-card-cta {
  position: relative;
  margin-top: auto;
  padding-top: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--fg-subtle);
  transition: color 0.15s ease;
}

.kb-card:hover .kb-card-cta {
  color: var(--accent);
}

.kb-card:hover .kb-card-cta svg {
  transform: translateX(2px);
}

.kb-card-cta svg {
  transition: transform 0.2s ease;
}

/* ------------------------------------------------------------- changelog */

.kb-changelog-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 1024px) {
  .kb-changelog-layout {
    grid-template-columns: minmax(0, 22rem) minmax(0, 1fr);
    gap: 3rem;
  }
}

.kb-changelog-lead {
  margin: 0.5rem 0 0;
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--fg-muted);
}

.kb-textlink {
  display: inline-flex;
  margin-top: 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--accent);
}

.kb-changelog-card {
  overflow: hidden;
  border-radius: 0.875rem;
  border: 1px solid var(--border);
  background: var(--canvas);
}

.kb-changelog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-muted);
  padding: 0.625rem 1rem;
}

.kb-changelog-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--fg-muted);
}

.kb-changelog-viewport {
  height: 17rem;
  overflow: hidden;
  position: relative;
  -webkit-mask-image: linear-gradient(to bottom, transparent, black 12%, black 88%, transparent);
  mask-image: linear-gradient(to bottom, transparent, black 12%, black 88%, transparent);
}

.kb-changelog-static {
  max-height: 17rem;
  overflow-y: auto;
}

.kb-changelog-viewport ul,
.kb-changelog-static ul {
  list-style: none;
  margin: 0;
  padding: 0.25rem;
}

.kb-changelog-track {
  animation: kb-changelog-scroll 38s linear infinite;
  will-change: transform;
}

.kb-changelog-viewport:hover .kb-changelog-track,
.kb-changelog-viewport:focus-within .kb-changelog-track {
  animation-play-state: paused;
}

.kb-changelog-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  border-radius: 0.5rem;
  padding: 0.6rem 0.75rem;
  color: var(--fg);
  transition: background-color 0.15s ease;
}

.kb-changelog-row:hover {
  background: var(--canvas-elevated);
}

.kb-commit {
  flex-shrink: 0;
  color: var(--fg-subtle);
}

.kb-changelog-time {
  width: 4rem;
  flex-shrink: 0;
  font-family: var(--md-code-font-family, monospace);
  font-size: 0.7rem;
  color: var(--fg-subtle);
  font-variant-numeric: tabular-nums;
}

.kb-changelog-title {
  flex: 1;
  min-width: 0;
  font-size: 0.875rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kb-changelog-row:hover .kb-changelog-title {
  color: var(--accent);
}

.kb-changelog-section {
  display: none;
  flex-shrink: 0;
  max-width: 40%;
  font-size: 0.75rem;
  color: var(--fg-subtle);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

@media (min-width: 640px) {
  .kb-changelog-section { display: block; }
}

@keyframes kb-changelog-scroll {
  from { transform: translateY(0); }
  to { transform: translateY(-50%); }
}

/* ------------------------------------------------------------- animations */

.status-ping {
  animation: kb-status-ping 2.4s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes kb-status-ping {
  0% { transform: scale(1); opacity: 0.7; }
  70%, 100% { transform: scale(2.4); opacity: 0; }
}

@media (max-width: 640px) {
  .kb-hero-nodes { opacity: 0.45; }
}

@media (prefers-reduced-motion: reduce) {
  .kb-hero-node,
  .kb-hero-glow,
  .status-ping,
  .kb-changelog-track {
    animation: none !important;
  }
  .kb-changelog-viewport {
    height: auto;
    max-height: 17rem;
    overflow-y: auto;
    -webkit-mask-image: none;
    mask-image: none;
  }
}