/* Polonio Documentation — Shared Stylesheet */

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --sidebar-w: 260px;
  --bg: #fafafa;
  --bg-code: #1e1e2e;
  --fg: #222;
  --fg-muted: #666;
  --accent: #3b82f6;
  --accent-dark: #2563eb;
  --sidebar-bg: #1a1a2e;
  --sidebar-fg: #c8c8d8;
  --sidebar-active: #3b82f6;
  --border: #e2e2e2;
  --table-stripe: #f3f4f6;
  --code-fg: #d4d4d8;
  --inline-code-bg: #eef1f5;
  --inline-code-fg: #c7254e;
  --tag-bg: #dbeafe;
  --tag-fg: #1e40af;
}

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--fg);
  line-height: 1.65;
  display: flex;
  min-height: 100vh;
  letter-spacing: 0.01em;
}

/* ── Sidebar ── */
.sidebar {
  position: fixed;
  top: 0; left: 0;
  width: var(--sidebar-w);
  height: 100vh;
  background: var(--sidebar-bg);
  color: var(--sidebar-fg);
  overflow-y: auto;
  padding: 28px 0;
  z-index: 100;
  display: flex;
  flex-direction: column;
}

.sidebar-brand {
  padding: 0 20px 20px;
  border-bottom: 1px solid rgba(255,255,255,.08);
  margin-bottom: 12px;
}

.sidebar-brand h2 {
  font-size: 1.3rem;
  color: #fff;
  font-weight: 700;
  letter-spacing: .02em;
}

.sidebar-brand .tagline {
  font-size: 0.75rem;
  color: #8888a8;
  margin-top: 2px;
}

.sidebar nav { flex: 1; }

.sidebar nav a {
  display: block;
  padding: 8px 20px;
  color: var(--sidebar-fg);
  text-decoration: none;
  font-size: 0.9rem;
  transition: background .15s, color .15s;
}

.sidebar nav a:hover {
  background: rgba(255,255,255,.06);
  color: #fff;
}

.sidebar nav a.active {
  background: rgba(59,130,246,.15);
  color: var(--sidebar-active);
  border-left: 3px solid var(--sidebar-active);
  padding-left: 17px;
  font-weight: 600;
}

.sidebar nav .nav-section {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #6b6b8a;
  padding: 16px 20px 4px;
  font-weight: 600;
}

/* ── Main Content ── */
.content {
  margin-left: var(--sidebar-w);
  flex: 1;
  padding: 48px 56px 80px;
  max-width: 900px;
}

/* ── Typography ── */
h1 { font-size: 2rem; font-weight: 800; margin-bottom: 8px; color: #111; }
h2 { font-size: 1.5rem; font-weight: 700; margin: 40px 0 16px; padding-bottom: 8px; border-bottom: 2px solid var(--border); color: #111; }
h3 { font-size: 1.15rem; font-weight: 600; margin: 28px 0 10px; color: #222; }
h4 { font-size: 1rem; font-weight: 600; margin: 20px 0 8px; color: #333; }

p { margin: 0 0 14px; }

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.subtitle {
  font-size: 1.1rem;
  color: var(--fg-muted);
  margin-bottom: 32px;
}

/* ── Hero ── */
.hero {
  background: linear-gradient(135deg, #e0edff 0%, #f8fbff 60%, #ffffff 100%);
  color: #0f172a;
  padding: 48px;
  border-radius: 16px;
  margin-bottom: 40px;
  border: 1px solid rgba(59, 130, 246, 0.15);
  box-shadow: 0 18px 40px rgba(15, 23, 42, 0.08);
}

.hero h1 {
  color: #0f172a;
  font-size: 2.2rem;
  margin-bottom: 4px;
}

.hero .tagline {
  font-size: 1.15rem;
  color: #3b82f6;
  font-weight: 500;
  margin-bottom: 20px;
}

.hero p { color: #334155; margin-bottom: 10px; }

/* ── Code Blocks ── */
pre {
  background: var(--bg-code);
  color: var(--code-fg);
  padding: 18px 22px;
  border-radius: 8px;
  overflow-x: auto;
  margin: 0 0 22px;
  font-size: 0.88rem;
  line-height: 1.6;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.05);
}

pre code {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", "JetBrains Mono", Consolas, monospace;
  background: none;
  color: inherit;
  padding: 0;
  font-size: inherit;
}

code {
  font-family: "SF Mono", "Fira Code", "Cascadia Code", "JetBrains Mono", Consolas, monospace;
  background: var(--inline-code-bg);
  color: var(--inline-code-fg);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.88em;
}

/* Syntax highlighting hints */
.kw { color: #c678dd; }
.str { color: #98c379; }
.num { color: #d19a66; }
.cmt { color: #5c6370; font-style: italic; }
.fn { color: #61afef; }
.var { color: #e06c75; }
.tag { color: #e06c75; }
.attr { color: #d19a66; }
.op { color: #56b6c2; }

/* ── Tables ── */
table {
  width: 100%;
  border-collapse: collapse;
  margin: 0 0 24px;
  font-size: 0.9rem;
  background: #fff;
}

th {
  background: #eef2ff;
  color: #1e1e2e;
  padding: 12px 16px;
  text-align: left;
  font-weight: 600;
  font-size: 0.85rem;
}

td {
  padding: 11px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

td code { font-size: 0.85em; }

tr:nth-child(even) td { background: var(--table-stripe); }
tr:hover td { background: #e8effa; }

/* ── Tags / Badges ── */
.tag-label {
  display: inline-block;
  background: var(--tag-bg);
  color: var(--tag-fg);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 4px;
}

/* ── Note / Tip boxes ── */
.note {
  background: #eff6ff;
  border-left: 4px solid var(--accent);
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  margin: 16px 0 20px;
  font-size: 0.92rem;
}

.note strong { color: var(--accent-dark); }

.warn {
  background: #fefce8;
  border-left: 4px solid #eab308;
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  margin: 16px 0 20px;
  font-size: 0.92rem;
}

.warn strong { color: #a16207; }

/* ── Example output ── */
.example-output {
  background: #f5f7fb;
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: 10px;
  margin: -8px 0 24px;
  font-family: "SF Mono", Consolas, monospace;
  font-size: 0.86rem;
  color: #3f3f46;
}

.example-output::before {
  content: "Output";
  display: block;
  font-family: -apple-system, sans-serif;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: #888;
  margin-bottom: 6px;
  font-weight: 600;
}

/* ── Quick-start grid ── */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin: 16px 0 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 22px;
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.08);
}

.card h3 { margin-top: 0; }

/* ── Anchor link targets ── */
[id] { scroll-margin-top: 20px; }

/* ── Hamburger (mobile) ── */
.hamburger {
  display: none;
  position: fixed;
  top: 12px; left: 12px;
  z-index: 200;
  background: var(--sidebar-bg);
  color: #fff;
  border: none;
  font-size: 1.4rem;
  padding: 6px 10px;
  border-radius: 6px;
  cursor: pointer;
}

/* ── Responsive ── */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }

  .hamburger { display: block; }

  .sidebar {
    width: 260px;
    transform: translateX(-100%);
    transition: transform .25s ease;
  }

  .sidebar.open { transform: translateX(0); }

  .content {
    margin-left: 0;
    padding: 60px 20px 60px;
    max-width: 100%;
  }

  .hero { padding: 28px 20px; }
  .hero h1 { font-size: 1.6rem; }
  .grid-2 { grid-template-columns: 1fr; }

  table { font-size: 0.82rem; }
  th, td { padding: 8px 10px; }
}