/* ═══════════════════════════════════════════════════
   RESET — shared across all pages
   ═══════════════════════════════════════════════════ */
@layer base {
  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
}

:root {
  /* Core palette — Marrakesh */
  --mxd-accent: #c54b2a;
  --mxd-accent-light: #d4714f;
  --mxd-accent-dark: #9a3a1f;
  --mxd-gold: #e8a838;
  --mxd-gold-light: #f2c96a;
  --mxd-gold-muted: #c89430;
  --mxd-indigo: #2d3a8c;
  --mxd-indigo-light: #4a58b0;
  --mxd-indigo-dark: #1e2760;

  /* Neutrals — Kohl and Sandstone */
  --mxd-ink: #12121f;
  --mxd-ink-lighter: #1a1a2e;
  --mxd-ink-mid: #2a2a42;
  --mxd-muted: #3a3a55;
  --mxd-sandstone: #f5e6d0;
  --mxd-sandstone-light: #faf3ea;
  --mxd-border: #e8d5b8;
  --mxd-paper: #fdf8f0;

  /* Semantic — Protocol signals */
  --mxd-mint: #4a8c5c;
  --mxd-mint-light: #6aaf7a;
  --mxd-amber: #ffb347;
  --mxd-error: #c43a3a;
  --mxd-magenta: #a855a0;

  /* Badge backgrounds */
  --mxd-badge-supported-bg: #e8f5ec;
  --mxd-badge-supported-border: #c4e5cc;
  --mxd-badge-partial-bg: #fff4e0;
  --mxd-badge-partial-border: #f2dca8;
  --mxd-badge-planned-bg: #e8eaf6;
  --mxd-badge-planned-border: #c5cae9;

  /* Composites */
  --mxd-panel: rgba(253, 248, 240, 0.92);
  --mxd-night: rgba(18, 18, 31, 0.92);
  --mxd-shadow: 0 18px 48px rgba(18, 18, 31, 0.12);
  --mxd-shadow-card: 0 4px 16px rgba(18, 18, 31, 0.10);
  --mxd-shadow-deep: 0 8px 32px rgba(18, 18, 31, 0.18);
  /* Matches the sticky header height so the route map sits flush beneath it. */
  --mxd-header-height: 73.6px;

  /* Transitions */
  --mxd-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mxd-duration-fast: 150ms;
  --mxd-duration-med: 300ms;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .mxd-express-line {
    animation: none;
  }
}

.mxd-skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 70;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  background: var(--mxd-gold);
  color: var(--mxd-ink);
  font: 700 0.8rem/1 "JetBrains Mono", monospace;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
}

.mxd-skip-link:focus {
  top: 1rem;
}

#main-content,
[id^="section-"] {
  scroll-margin-top: 10rem;
}

.mxd-site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  border-bottom: 1px solid rgba(232, 213, 184, 0.24);
  background:
    radial-gradient(circle at top left, rgba(232, 168, 56, 0.14), transparent 28%),
    linear-gradient(135deg, rgba(18, 18, 31, 0.97), rgba(26, 26, 46, 0.94));
  backdrop-filter: blur(14px);
  box-shadow: 0 8px 28px rgba(18, 18, 31, 0.28);
}

.mxd-site-header__inner {
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.mxd-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  text-decoration: none;
}

.mxd-brand img {
  display: block;
  width: 2.9rem;
  height: 2.9rem;
  flex: 0 0 auto;
  border-radius: 0.7rem;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.18);
}

.mxd-brand__eyebrow {
  display: block;
  color: rgba(232, 168, 56, 0.84);
  font: 600 0.68rem/1.3 "JetBrains Mono", monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mxd-brand__title {
  display: block;
  color: #f5e6d0;
  font: 400 1.35rem/1.1 "DM Serif Display", serif;
}

.mxd-site-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}

.mxd-site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.55rem 0.8rem;
  border-radius: 999px;
  color: #f5e6d0;
  font: 500 0.72rem/1 "JetBrains Mono", monospace;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    color 0.25s ease,
    background-color 0.25s ease,
    transform 0.25s ease;
}

.mxd-site-nav a:hover,
.mxd-site-nav a:focus-visible {
  color: white;
  background: rgba(232, 168, 56, 0.12);
  transform: translateY(-1px);
}

.mxd-site-nav a[aria-current="page"] {
  background: rgba(232, 168, 56, 0.16);
  color: var(--mxd-gold);
}

.mxd-page-toc {
  position: sticky;
  top: var(--mxd-header-height);
  z-index: 10;
  border-bottom: 1px solid rgba(232, 213, 184, 0.8);
  background:
    radial-gradient(circle at 10% 0%, rgba(232, 168, 56, 0.18), transparent 22%),
    linear-gradient(180deg, rgba(253, 248, 240, 0.96), rgba(253, 248, 240, 0.9));
}

@media (max-width: 960px) {
  #main-content,
  [id^="section-"] {
    scroll-margin-top: 5rem;
  }

  .mxd-page-toc {
    position: static;
    top: auto;
  }
}

.mxd-page-toc__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem 1.25rem;
  flex-wrap: wrap;
}

.mxd-page-toc__label {
  color: var(--mxd-accent);
  font: 700 0.72rem/1.4 "JetBrains Mono", monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mxd-page-toc__title {
  color: var(--mxd-ink);
  font: 400 1.1rem/1.1 "DM Serif Display", serif;
  margin-top: 0.35rem;
}

.mxd-page-toc__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.mxd-page-toc__links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.1rem;
  padding: 0.45rem 0.75rem;
  border-radius: 999px;
  color: var(--mxd-muted);
  font: 600 0.72rem/1 "JetBrains Mono", monospace;
  letter-spacing: 0.05em;
  text-decoration: none;
  text-transform: uppercase;
  transition:
    color 0.2s ease,
    transform 0.2s ease;
}

.mxd-page-toc__links a:hover,
.mxd-page-toc__links a:focus-visible {
  color: var(--mxd-accent);
  transform: translateY(-1px);
}

.mxd-site-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}

.mxd-pattern {
  background-repeat: repeat;
  background-size: 60px 60px;
  pointer-events: none;
}

.mxd-pattern--hero {
  background-image: url("./pattern-hero.svg");
}

.mxd-pattern--section {
  background-image: url("./pattern-section.svg");
}

.mxd-route-guide {
  border-top: 1px solid var(--mxd-border);
  border-bottom: 1px solid var(--mxd-border);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.84), rgba(253, 248, 240, 0.92));
}

.mxd-route-guide__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 3.75rem 2rem;
}

.mxd-route-guide__eyebrow {
  color: var(--mxd-accent);
  font: 700 0.72rem/1.4 "JetBrains Mono", monospace;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mxd-route-guide__header {
  display: grid;
  gap: 1rem;
  align-items: end;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 0.9fr);
  margin-top: 0.75rem;
}

.mxd-route-guide__header h2 {
  color: var(--mxd-ink);
  font: 400 clamp(2rem, 4vw, 3.1rem) / 1.05 "DM Serif Display", serif;
  margin: 0;
}

.mxd-route-guide__header p {
  color: var(--mxd-muted);
  font: 400 1rem/1.7 "Source Serif 4", serif;
  margin: 0;
}

.mxd-route-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.mxd-route-card {
  display: grid;
  gap: 0.7rem;
  min-height: 100%;
  padding: 1.2rem 1.15rem 1.25rem;
  border: 1px solid rgba(232, 213, 184, 0.88);
  border-radius: 1rem;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(253, 248, 240, 0.94));
  box-shadow: var(--mxd-shadow);
  text-decoration: none;
  transition:
    transform 0.25s ease,
    border-color 0.25s ease,
    box-shadow 0.25s ease;
}

.mxd-route-card:hover,
.mxd-route-card:focus-visible {
  transform: translateY(-4px);
  border-color: rgba(197, 75, 42, 0.42);
  box-shadow: 0 24px 50px rgba(18, 18, 31, 0.15);
}

.mxd-route-card__eyebrow {
  color: var(--mxd-accent);
  font: 700 0.68rem/1.4 "JetBrains Mono", monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.mxd-route-card__title {
  color: var(--mxd-ink);
  font: 400 1.45rem/1.1 "DM Serif Display", serif;
}

.mxd-route-card__copy {
  color: var(--mxd-muted);
  font: 400 0.98rem/1.6 "Source Serif 4", serif;
}

.mxd-route-card__cta {
  color: var(--mxd-accent-dark);
  font: 700 0.72rem/1.4 "JetBrains Mono", monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 960px) {
  .mxd-route-guide__header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .mxd-site-header__inner,
  .mxd-page-toc__inner {
    padding-left: 0.95rem;
    padding-right: 0.95rem;
  }

  .mxd-site-nav {
    justify-content: flex-start;
  }

  .mxd-route-guide__inner {
    padding: 3rem 1rem;
  }
}

/* ═══════════════════════════════════════════════════
   EXPRESS LINE — shimmer animation
   ═══════════════════════════════════════════════════ */
@keyframes mxd-shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.mxd-express-line {
  animation: mxd-shimmer 8s ease-in-out infinite;
  background-size: 200% 100%;
}

/* ═══════════════════════════════════════════════════
   BUTTONS — design system variants
   ═══════════════════════════════════════════════════ */
.mxd-btn--primary {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(197, 75, 42, 0.3);
}

.mxd-btn--outline {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-btn--outline:hover {
  background-color: var(--mxd-accent);
  color: white;
  transform: translateY(-2px);
}

.mxd-btn--ghost {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-btn--ghost:hover {
  border-color: var(--mxd-muted);
  color: var(--mxd-ink);
  transform: translateY(-2px);
}

.mxd-btn--dark {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-btn--dark:hover {
  background-color: var(--mxd-ink-lighter);
  transform: translateY(-2px);
}

/* ═══════════════════════════════════════════════════
   CARD HOVER — shared lift effect
   ═══════════════════════════════════════════════════ */
.mxd-card-hover {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--mxd-shadow-deep);
}

/* ═══════════════════════════════════════════════════
   CODE BLOCK — terminal window hover
   ═══════════════════════════════════════════════════ */
.mxd-code-block {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-code-block:hover {
  box-shadow: 0 12px 32px rgba(18, 18, 31, 0.24);
}

/* ═══════════════════════════════════════════════════
   SECTION LABEL — eyebrow above headings
   ═══════════════════════════════════════════════════ */
.mxd-section-label {
  color: var(--mxd-accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.694rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

/* ═══════════════════════════════════════════════════
   CALLOUT — left-bordered aside
   ═══════════════════════════════════════════════════ */
.mxd-callout {
  border-left: 3px solid var(--mxd-accent);
  padding: 1rem 1.5rem;
  background: var(--mxd-sandstone-light);
  border-radius: 0 4px 4px 0;
}

/* ═══════════════════════════════════════════════════
   BADGES — status indicators
   ═══════════════════════════════════════════════════ */
.mxd-badge {
  display: inline-block;
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  border: 1px solid;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.mxd-badge--supported {
  background: var(--mxd-badge-supported-bg);
  border-color: var(--mxd-badge-supported-border);
  color: var(--mxd-mint);
}

.mxd-badge--partial {
  background: var(--mxd-badge-partial-bg);
  border-color: var(--mxd-badge-partial-border);
  color: var(--mxd-gold-muted);
}

.mxd-badge--planned {
  background: var(--mxd-badge-planned-bg);
  border-color: var(--mxd-badge-planned-border);
  color: var(--mxd-indigo);
}

/* ═══════════════════════════════════════════════════
   PAGE-SPECIFIC HOVER EFFECTS
   ═══════════════════════════════════════════════════ */

/* Roadmap items */
.mxd-roadmap-item {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-roadmap-item:hover {
  border-color: var(--mxd-accent);
}

/* Changelog release cards */
.mxd-release-card {
  transition: all var(--mxd-duration-med) var(--mxd-ease);
}

.mxd-release-card:hover {
  border-color: var(--mxd-accent);
  transform: translateY(-2px);
}

/* Compatibility table rows */
.mxd-table-row {
  transition: all 0.2s var(--mxd-ease);
}

.mxd-table-row:hover {
  background-color: var(--mxd-sandstone-light);
}

/* Structured shared-content pages (legal pages: TOC, sections, badge cards) */
.content-toc {
  border: 1px solid var(--mxd-accent, #c54b2a);
  border-radius: 0.5rem;
  padding: 1.25rem 1.5rem;
}

.content-toc ul {
  display: grid;
  gap: 0.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.content-section {
  margin-top: 2rem;
}

.content-section--divider {
  border-top: 1px solid var(--mxd-accent, #c54b2a);
  padding-top: 1.5rem;
}

.content-card {
  align-items: flex-start;
  border: 1px solid var(--mxd-accent, #c54b2a);
  border-radius: 0.5rem;
  display: flex;
  gap: 1rem;
  margin: 1rem 0;
  padding: 1.25rem 1.5rem;
}

.content-card__badge {
  align-items: center;
  border: 1px solid var(--mxd-indigo, #2d3a8c);
  border-radius: 9999px;
  color: var(--mxd-indigo, #2d3a8c);
  display: flex;
  flex: none;
  font-size: 0.8125rem;
  font-weight: 600;
  height: 2.5rem;
  justify-content: center;
  margin-top: 0.25rem;
  width: 2.5rem;
}

.content-card--accent .content-card__badge {
  border-color: var(--mxd-accent, #c54b2a);
  color: var(--mxd-accent, #c54b2a);
}

.content-card__body {
  min-width: 0;
}

.content-card__body > :first-child {
  margin-top: 0;
}