@font-face {
  font-family: 'Fira Code';
  src: url('../../../src/fonts/FiraCode-VF.ttf') format('truetype-variations');
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #00000a;
  --surface:     #060610;
  --surface2:    #0c0c1a;
  --border:      #1e2030;
  --border-glow: #2a1f4a;
  --accent:      #8826f9;
  --accent-cyan: #00d4ff;
  --text:        #cdd6f4;
  --muted:       #6c7086;
  --success:     #9ece6a;
  --warning:     #e0af68;
  --danger:      #f7768e;
  --info:        #7aa2f7;
  --font:        'Fira Code', 'Cascadia Code', 'Consolas', monospace;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 15px;
  line-height: 1.65;
}

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--accent); }
* { scrollbar-width: thin; scrollbar-color: var(--accent) var(--bg); }
a { color: var(--accent-cyan); text-decoration: none; }
a:hover { color: var(--accent); text-decoration: underline; }

/* ── Layout ── */
#app { display: flex; flex-direction: column; min-height: 100vh; }

header {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  padding: 12px 20px; border-bottom: 1px solid var(--border);
  background: var(--surface); position: sticky; top: 0; z-index: 10;
}

.guide-title-block { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.guide-title-block h1 {
  font-size: 13px; letter-spacing: 3px; text-transform: uppercase;
  color: var(--accent); font-weight: 700; white-space: nowrap;
}
.guide-meta { font-size: 11px; color: var(--muted); letter-spacing: 1px; }

.breadcrumb { font-size: 11px; color: var(--muted); letter-spacing: 1px; white-space: nowrap; }
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--accent-cyan); text-decoration: none; }

.search-wrap { position: relative; margin-left: auto; }
#search-input {
  background: var(--surface2); border: 1px solid var(--border); color: var(--text);
  font-family: var(--font); font-size: 12px; padding: 6px 10px; outline: none;
  width: 200px; transition: border-color 0.2s; border-radius: 0;
}
#search-input:focus { border-color: var(--accent); }
#search-input::placeholder { color: var(--muted); }
#search-results {
  display: none; position: absolute; top: calc(100% + 4px); right: 0;
  background: var(--surface); border: 1px solid var(--border-glow);
  box-shadow: 0 8px 24px rgba(0,0,0,0.6); min-width: 320px; z-index: 50;
  max-height: 400px; overflow-y: auto;
}
#search-results.open { display: block; }
.search-result { padding: 10px 14px; cursor: pointer; border-bottom: 1px solid var(--border); transition: background 0.1s; }
.search-result:last-child { border-bottom: none; }
.search-result:hover, .search-result.active { background: rgba(136,38,249,0.07); }
.search-result-label { font-size: 11px; letter-spacing: 2px; color: var(--accent); text-transform: uppercase; margin-bottom: 3px; }
.search-result-snippet { font-size: 12px; color: var(--muted); line-height: 1.5; }
.search-result-snippet mark { background: rgba(136,38,249,0.25); color: var(--text); }
.search-empty { padding: 12px 14px; font-size: 12px; color: var(--muted); }

#sidebar-toggle {
  background: transparent; border: 1px solid var(--border); color: var(--muted);
  font-family: var(--font); font-size: 11px; padding: 5px 10px; cursor: pointer;
  white-space: nowrap; transition: all 0.15s;
}
#sidebar-toggle:hover { border-color: var(--accent); color: var(--accent); }

.body { display: flex; flex: 1; min-height: 0; }

aside {
  width: 220px; flex-shrink: 0; border-right: 1px solid var(--border);
  background: var(--surface); display: flex; flex-direction: column;
  position: sticky; top: 49px; height: calc(100vh - 49px); overflow-y: auto;
  padding: 20px 0; gap: 24px; transition: width 0.2s, opacity 0.2s;
}
#app.sidebar-hidden aside { width: 0; opacity: 0; overflow: hidden; padding: 0; }

nav { display: flex; flex-direction: column; gap: 2px; padding: 0 12px; }
nav a {
  font-size: 12px; letter-spacing: 1.5px; color: var(--muted); padding: 7px 10px;
  border: 1px solid transparent; text-transform: uppercase; transition: all 0.15s;
}
nav a:hover { color: var(--text); text-decoration: none; border-color: var(--border); }
nav a.active { color: var(--accent); border-color: var(--border-glow); background: rgba(136,38,249,0.06); }

.site-links { display: flex; flex-direction: column; gap: 2px; padding: 0 12px; }
.site-links span { font-size: 10px; letter-spacing: 2px; color: var(--muted); padding: 4px 10px; text-transform: uppercase; }
.site-links a { font-size: 12px; color: var(--muted); padding: 5px 10px; transition: color 0.15s; }
.site-links a:hover { color: var(--accent-cyan); text-decoration: none; }
.site-links a.current { color: var(--accent); }

main { flex: 1; min-width: 0; padding: 40px; max-width: 820px; }

/* ── Markdown content ── */
.content { max-width: 720px; }
.content h1 { font-size: 20px; letter-spacing: 1px; color: var(--accent); font-weight: 700; margin-bottom: 20px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
.content h2 { font-size: 14px; letter-spacing: 2px; color: var(--accent-cyan); font-weight: 700; margin: 32px 0 12px; text-transform: uppercase; }
.content h3 { font-size: 13px; letter-spacing: 1.5px; color: var(--text); font-weight: 700; margin: 20px 0 8px; }
.content p { margin-bottom: 14px; color: var(--text); font-size: 14px; }
.content ul, .content ol { margin: 0 0 14px 20px; }
.content li { margin-bottom: 6px; font-size: 14px; color: var(--text); }
.content code { background: var(--surface2); border: 1px solid var(--border); padding: 1px 6px; font-size: 12px; font-family: var(--font); color: var(--accent-cyan); }
.content pre { background: var(--surface); border: 1px solid var(--border); padding: 16px; overflow-x: auto; margin: 0 0 16px; }
.content pre code { background: none; border: none; padding: 0; color: var(--text); font-size: 13px; }
.content table { border-collapse: collapse; width: 100%; margin-bottom: 16px; font-size: 13px; }
.content th { background: var(--surface2); color: var(--muted); font-weight: 700; letter-spacing: 1px; text-transform: uppercase; padding: 8px 12px; border: 1px solid var(--border); text-align: left; }
.content td { padding: 8px 12px; border: 1px solid var(--border); color: var(--text); }
.content tr:nth-child(even) td { background: rgba(255,255,255,0.02); }
.content blockquote { border-left: 2px solid var(--accent); padding: 8px 16px; margin: 0 0 14px; background: rgba(136,38,249,0.06); }
.content blockquote p { color: var(--muted); margin: 0; }
.content hr { border: none; border-top: 1px solid var(--border); margin: 24px 0; }
.content a { color: var(--accent-cyan); }
.content a:hover { color: var(--accent); }
.content strong { color: var(--text); font-weight: 700; }

#loader, #error { font-size: 12px; color: var(--muted); letter-spacing: 1px; }
#error { color: var(--danger); }

/* ── Responsive ── */
@media (max-width: 680px) {
  aside { display: none; }
  #app.sidebar-visible aside { display: flex; position: fixed; top: 0; left: 0; height: 100vh; z-index: 20; width: 220px; }
  main { padding: 20px 16px; }
  #search-input { width: 150px; }
}