/* mind docs — bio-luminescent retint of the mdBook navy theme.
   Loaded via `additional-css`; overrides theme variables and a few elements so
   the book matches the landing page. */

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

:root {
  --aqua: #2dd4bf;
  --lime: #a3e635;
  --sidebar-width: 290px;
  --content-max-width: 760px;
}

/* Retint the navy theme (default + preferred dark) to teal-black. */
.navy {
  --bg: #05131a;
  --fg: #d6f5ee;

  --sidebar-bg: #041015;
  --sidebar-fg: #9fc6c0;
  --sidebar-non-existant: #3a5a59;
  --sidebar-active: #6ff0d8;
  --sidebar-spacer: #0c2a2e;

  --scrollbar: #1d514c;

  --icons: #6f9c96;
  --icons-hover: #b6fdec;

  --links: #5fe3c9;

  --inline-code-color: #a3e635;

  --theme-popup-bg: #07191f;
  --theme-popup-border: #163b3c;
  --theme-hover: #0f2e30;

  --quote-bg: #0a2024;
  --quote-border: #14524c;

  --table-border-color: #143b3c;
  --table-header-bg: #0e2f30;
  --table-alternate-bg: #081d22;

  --searchbar-border-color: #1a4a47;
  --searchbar-bg: #07191f;
  --searchbar-fg: #d6f5ee;
  --searchbar-shadow-color: #02323a;
  --searchresults-header-fg: #6cae9f;
  --searchresults-border-color: #143b3c;
  --searchresults-li-bg: #0a2226;
  --search-mark-bg: #2f7d57;
}

/* Page background: subtle aqua/lime glow behind the dark ground. */
html.navy,
.navy body {
  background:
    radial-gradient(1100px 620px at 78% -8%, #0a2a2c 0%, transparent 58%),
    radial-gradient(820px 540px at 6% 4%, #0a232b 0%, transparent 52%),
    var(--bg);
}

/* Typography */
.navy .content {
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}
.navy .content h1,
.navy .content h2,
.navy .content h3 {
  font-weight: 700;
  letter-spacing: -0.4px;
}
.navy .content h1 {
  background: linear-gradient(120deg, #eafff9 20%, var(--aqua) 70%, var(--lime) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.navy .content h2 {
  border-bottom: 1px solid var(--quote-border);
  padding-bottom: 0.3em;
}

/* Links: glow on hover. */
.navy .content a { text-decoration: none; border-bottom: 1px solid transparent; transition: border-color 0.15s, color 0.15s; }
.navy .content a:hover { color: #8af0db; border-bottom-color: rgba(95, 227, 201, 0.55); }

/* Code: monospace + soft panel. */
.navy code { font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace; }
.navy .content pre {
  border: 1px solid var(--quote-border);
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}
.navy .content pre > .buttons button { color: var(--icons); }

/* Sidebar: active chapter gets an aqua spine. */
.navy .chapter li.chapter-item a { border-radius: 7px; transition: background 0.15s, color 0.15s; padding-left: 8px; }
.navy .chapter li.chapter-item a:hover { background: var(--theme-hover); color: #d6f5ee; }
.navy .chapter li.chapter-item a.active {
  background: linear-gradient(90deg, rgba(45, 212, 191, 0.16), transparent);
  border-left: 3px solid var(--aqua);
  color: #aef7e6;
}
.navy .sidebar .sidebar-title { color: #6cae9f; }

/* Top bar: a hairline glow under the menu. */
.navy .menu-bar { border-bottom: 1px solid var(--quote-border); backdrop-filter: blur(6px); }

/* Blockquotes as glowing callouts. */
.navy blockquote {
  border-left: 3px solid var(--aqua);
  border-radius: 0 10px 10px 0;
}

/* "Back to mind" link injected into the sidebar by the landing page wiring. */
.mind-home {
  display: block;
  margin: 0 14px 14px;
  padding: 9px 12px;
  border: 1px solid var(--quote-border);
  border-radius: 9px;
  font-weight: 600;
  color: #aef7e6 !important;
  background: linear-gradient(120deg, rgba(45, 212, 191, 0.14), rgba(163, 230, 53, 0.1));
}
.mind-home:hover { border-color: rgba(163, 230, 53, 0.5); }