/* MoordecAI masthead, nav, footer and "Back to Projects" link around VenGuard on moordecai.com/venguard.
   Loaded only when NEXT_PUBLIC_SITE=moordecai. Chrome rules are scoped to .md-chrome so they cannot touch VenGuard's own styles. */
.md-chrome {
  --md-bg: #100e0c;
  --md-bg-2: #191512;
  --md-ink: #e8dcc8;
  --md-mute: #8f8272;
  --md-paper: #f3ead8;
  --md-lamp: #f3c57a;
  --md-wax: #d45a32;
  --md-line: rgba(232, 220, 200, 0.14);
  --md-serif: "Instrument Serif", "Iowan Old Style", Georgia, serif;
  --md-mono: "IBM Plex Mono", ui-monospace, "Cascadia Code", monospace;
  --md-pad: clamp(1.1rem, 4vw, 3.2rem);
  display: block;
  position: relative;
  z-index: 30;
  background: var(--md-bg);
  background-image: radial-gradient(ellipse 55% 120% at 50% -30%, rgba(243, 197, 122, 0.18), transparent 60%);
  color: var(--md-ink);
  font-family: var(--md-mono);
  font-size: 15px;
  line-height: 1.65;
}
.md-chrome.md-top { border-bottom: 1px solid var(--md-line); }
.md-chrome.md-bottom { background-image: none; border-top: 1px solid var(--md-line); }
.md-chrome *, .md-chrome *::before, .md-chrome *::after { box-sizing: border-box; }
.md-chrome a { color: var(--md-paper); text-underline-offset: 0.28em; text-decoration-thickness: 1px; }
.md-chrome a:hover { color: var(--md-lamp); }
.md-chrome :focus-visible { outline: 2px solid var(--md-lamp); outline-offset: 3px; }
.md-chrome p { margin: 0; }

.md-chrome .skip { position: absolute; left: -999px; top: 0; background: var(--md-lamp); color: #1a1208; padding: 0.5rem 1rem; z-index: 40; }
.md-chrome .skip:focus { left: 0.6rem; top: 0.6rem; }

.md-chrome .wrap { position: relative; max-width: 78rem; margin: 0 auto; padding: 0 var(--md-pad); }
.md-chrome .mast { text-align: center; padding: 1.7rem 0 1.15rem; }
.md-chrome .issue { font-size: 0.7rem; letter-spacing: 0.38em; text-transform: uppercase; color: var(--md-wax); margin: 0 0 0.7rem; }
.md-chrome .rule { display: flex; align-items: center; gap: 0.75rem; max-width: 22rem; margin: 0.55rem auto; }
.md-chrome .rule::before, .md-chrome .rule::after { content: ""; flex: 1; height: 1px; background: var(--md-line); }
.md-chrome .rule span { width: 5px; height: 5px; border-radius: 50%; background: var(--md-lamp); box-shadow: 0 0 12px var(--md-lamp); flex: 0 0 auto; }
.md-chrome .md-wordmark {
  font-family: var(--md-serif); font-size: clamp(2.4rem, 6vw, 4.2rem); font-weight: 400; letter-spacing: -0.02em;
  text-decoration: none; color: var(--md-paper); display: inline-block; line-height: 1;
}
.md-chrome .md-wordmark .pron { font-family: var(--md-mono); font-size: .38em; letter-spacing: .02em; opacity: .65; vertical-align: middle; font-style: normal; text-transform: none; }
.md-chrome .tagline { margin: 0.6rem 0 0; color: var(--md-mute); font-size: 0.88rem; letter-spacing: 0.04em; }

.md-chrome .site-header {
  display: flex; align-items: center; justify-content: center; gap: 1rem;
  padding: 0.85rem var(--md-pad) 1.05rem; margin: 0 calc(-1 * var(--md-pad)); position: relative;
}
.md-chrome .menu-btn {
  display: none; background: transparent; color: var(--md-lamp); border: 1px solid var(--md-lamp);
  font-family: var(--md-mono); font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
  padding: 0.5rem 0.95rem; border-radius: 999px; cursor: pointer;
}
.md-chrome .menu-btn[aria-expanded="true"] { background: var(--md-lamp); color: #1a1208; }
.md-chrome .site-nav { display: flex; gap: 0.4rem; flex-wrap: wrap; justify-content: center; }
.md-chrome .site-nav a {
  text-decoration: none; color: var(--md-mute); font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  padding: 0.48rem 0.95rem; border: 1px solid transparent; border-radius: 999px;
}
.md-chrome .site-nav a:hover { color: var(--md-paper); background: var(--md-bg-2); }
.md-chrome .site-nav a[aria-current="page"] { background: var(--md-lamp); color: #1a1208; }

.md-chrome .site-footer {
  padding: 1.6rem 0 2.4rem; display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  color: var(--md-mute); font-size: 0.82rem; letter-spacing: 0.04em;
}
.md-chrome .cursor::after { content: "█"; color: var(--md-lamp); margin-left: 0.25rem; animation: md-blink 1.1s steps(1) infinite; }
@keyframes md-blink { 50% { opacity: 0; } }

@media (max-width: 880px) {
  .md-chrome .menu-btn { display: inline-block; }
  .md-chrome .site-nav {
    display: none; position: absolute; top: calc(100% - 0.35rem); left: var(--md-pad); right: var(--md-pad);
    background: #14110f; border: 1px solid var(--md-line); border-radius: 1rem; padding: 0.5rem;
    flex-direction: column; box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  }
  .md-chrome .site-nav.is-open { display: flex; }
  .md-chrome .site-nav a { padding: 0.85rem 1rem; }
}
@media (prefers-reduced-motion: reduce) {
  .md-chrome *, .md-chrome *::before, .md-chrome *::after { animation: none !important; }
}

/* VenGuard's Poster in the dark theme, tuned to MoordecAI's warm ink. */
html.dark[data-template="poster"] {
  --bg: #100e0c;
  --elev: #191512;
  --well: #14110f;
  --line: rgba(232, 220, 200, 0.14);
  --ink: #f3ead8;
  --muted: #b9ad9b;
  --accent: #f3c57a;
  --accent-ink: #1a1208;
}

/* A little air between VenGuard's sample-scan note and its brand row. */
html[data-template="poster"] #top aside > p:first-child { margin-bottom: 0.9rem; }

/* Shared "← Back to Projects" link, copied from moordecai site/back-link.css. */
.md-chrome .back-link-row {
  margin: 0;
  padding: 0.9rem 0 1rem;
  display: flex;
  justify-content: flex-start;
}
.md-chrome .back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-family: "IBM Plex Mono", ui-monospace, "Cascadia Code", monospace;
  font-size: 0.72rem;
  line-height: 1;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: #8f8272;
  padding: 0.55rem 1rem 0.55rem 0.85rem;
  border: 1px solid rgba(232, 220, 200, 0.14);
  border-radius: 999px;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}
.md-chrome .back-link:hover { color: #f3c57a; border-color: rgba(243, 197, 122, 0.55); background: #191512; }
.md-chrome .back-link:focus-visible { outline: 2px solid #f3c57a; outline-offset: 3px; }
.md-chrome .back-link-arrow { color: #f3c57a; transition: transform 0.2s ease; }
.md-chrome .back-link:hover .back-link-arrow { transform: translateX(-3px); }
/* Narrow screens: center the link under the nav. Desktop stays left-aligned. */
@media (max-width: 720px) {
  .md-chrome .back-link-row { justify-content: center; }
}
@media (prefers-reduced-motion: reduce) {
  .md-chrome .back-link, .md-chrome .back-link-arrow { transition: none; }
}