/* ============================================================
   Honeypot + IDS Lab — Wiki styles
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=IBM+Plex+Sans:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
  --bg: #10151c;
  --bg-alt: #0b0f14;
  --surface: #171e27;
  --surface-raised: #1c2530;
  --border: #2a333f;
  --border-soft: #212a34;

  --text: #e8e3d8;
  --text-muted: #96a0ad;
  --text-faint: #5f6a78;

  --amber: #e3a857;
  --amber-soft: rgba(227, 168, 87, 0.10);
  --amber-border: rgba(227, 168, 87, 0.35);

  --teal: #6bb3aa;
  --teal-soft: rgba(107, 179, 170, 0.10);
  --teal-border: rgba(107, 179, 170, 0.35);

  --brick: #cf6650;
  --brick-soft: rgba(207, 102, 80, 0.10);
  --brick-border: rgba(207, 102, 80, 0.35);

  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'IBM Plex Sans', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Consolas', monospace;

  --sidebar-w: 272px;
  --content-max: 760px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: radial-gradient(circle at 15% 0%, rgba(227,168,87,0.04), transparent 40%);
  z-index: 0;
}

a { color: var(--amber); text-decoration: none; }
a:hover { text-decoration: underline; }
a:focus-visible, button:focus-visible, summary:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 2px;
}

/* ---------- Layout shell ---------- */

.shell {
  display: flex;
  min-height: 100vh;
}

.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg-alt);
  border-right: 1px solid var(--border-soft);
  padding: 1.75rem 1.25rem 2rem;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 10;
}

.sidebar-brand {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.sidebar-brand .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--amber);
  box-shadow: 0 0 8px var(--amber);
  flex-shrink: 0;
  transform: translateY(-2px);
}

.sidebar-brand span {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text);
  letter-spacing: 0.01em;
}

.sidebar-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-bottom: 1.75rem;
  display: block;
}

.nav-group-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  margin: 1.4rem 0 0.5rem;
  padding-left: 0.6rem;
}

.nav-list { list-style: none; margin: 0; padding: 0; }

.nav-list a {
  display: flex;
  gap: 0.6rem;
  align-items: baseline;
  color: var(--text-muted);
  font-size: 0.88rem;
  text-decoration: none;
  padding: 0.42rem 0.6rem;
  border-radius: 6px;
  border-left: 2px solid transparent;
}

.nav-list a .n {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  flex-shrink: 0;
}

.nav-list a:hover {
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
}

.nav-list a.active {
  background: var(--amber-soft);
  color: var(--amber);
  border-left-color: var(--amber);
}

.nav-list a.active .n { color: var(--amber); }

.main {
  flex: 1;
  min-width: 0;
  position: relative;
  z-index: 1;
}

.topbar {
  display: none;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg-alt);
  position: sticky;
  top: 0;
  z-index: 20;
}

.topbar button {
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  width: 36px;
  height: 36px;
  border-radius: 6px;
  font-family: var(--font-mono);
  cursor: pointer;
}

.content {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 3.5rem 2rem 6rem;
}

/* ---------- Typography ---------- */

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--amber);
  margin-bottom: 0.9rem;
}

h1 {
  font-family: var(--font-display);
  font-size: 2.3rem;
  line-height: 1.15;
  margin: 0 0 1rem;
  letter-spacing: -0.01em;
}

h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 2.75rem 0 1rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-soft);
  letter-spacing: -0.005em;
}

h2:first-of-type { border-top: none; padding-top: 0; margin-top: 1.5rem; }

h3 {
  font-family: var(--font-display);
  font-size: 1.12rem;
  margin: 2rem 0 0.75rem;
  color: var(--text);
}

p { margin: 0 0 1.1rem; color: var(--text); }
.lede { font-size: 1.15rem; color: var(--text-muted); margin-bottom: 2rem; }

ul, ol { padding-left: 1.3rem; margin: 0 0 1.1rem; }
li { margin-bottom: 0.4rem; }

strong { color: var(--text); font-weight: 600; }
code:not(pre code) {
  font-family: var(--font-mono);
  background: var(--surface);
  border: 1px solid var(--border-soft);
  padding: 0.1em 0.4em;
  border-radius: 4px;
  font-size: 0.88em;
  color: var(--amber);
}

/* ---------- Terminal / code blocks ---------- */

.term {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-top: 2px solid var(--amber-border);
  border-radius: 8px;
  margin: 1.4rem 0;
  overflow: hidden;
  position: relative;
}

.term::before {
  content: attr(data-label);
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-faint);
  padding: 0.5rem 1rem 0.3rem;
  letter-spacing: 0.04em;
}

.term pre {
  margin: 0;
  padding: 0 1rem 1rem;
  overflow-x: auto;
}

.term code {
  font-family: var(--font-mono);
  font-size: 0.86rem;
  line-height: 1.6;
  color: var(--text);
  background: none;
}

.term .c { color: var(--text-faint); }
.term .v { color: var(--teal); }

pre.term-plain {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--text-muted);
  margin: 1.4rem 0;
}

/* ---------- Callouts ---------- */

.callout {
  border-left: 3px solid var(--border);
  background: var(--surface);
  border-radius: 4px;
  padding: 0.95rem 1.2rem;
  margin: 1.4rem 0;
}

.callout .label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  display: block;
  margin-bottom: 0.35rem;
}

.callout p:last-child { margin-bottom: 0; }

.callout--warn { border-left-color: var(--brick); background: var(--brick-soft); }
.callout--warn .label { color: var(--brick); }

.callout--tip { border-left-color: var(--teal); background: var(--teal-soft); }
.callout--tip .label { color: var(--teal); }

.callout--signal { border-left-color: var(--amber); background: var(--amber-soft); }
.callout--signal .label { color: var(--amber); }

.callout--note { border-left-color: var(--text-faint); }
.callout--note .label { color: var(--text-faint); }

/* ---------- Readout panel (key facts) ---------- */

.readout {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem 1.4rem;
  margin: 1.6rem 0;
}

.readout-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-bottom: 0.9rem;
  display: block;
}

.readout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.6rem 1.5rem;
}

.readout-row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.86rem;
  border-bottom: 1px dashed var(--border-soft);
  padding-bottom: 0.5rem;
}

.readout-row dt { color: var(--text-faint); }
.readout-row dd { margin: 0; font-family: var(--font-mono); color: var(--teal); text-align: right; }

/* ---------- Tables ---------- */

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.4rem 0;
  font-size: 0.88rem;
}

th {
  text-align: left;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  padding: 0.6rem 0.8rem;
}

td {
  padding: 0.7rem 0.8rem;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: top;
}

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.18rem 0.55rem;
  border-radius: 20px;
  border: 1px solid transparent;
}
.badge--high { background: var(--brick-soft); color: var(--brick); border-color: var(--brick-border); }
.badge--medium { background: var(--amber-soft); color: var(--amber); border-color: var(--amber-border); }
.badge--low { background: var(--teal-soft); color: var(--teal); border-color: var(--teal-border); }

/* ---------- Chapter index cards (home) ---------- */

.chapters {
  display: grid;
  gap: 0.9rem;
  margin: 1.6rem 0 2rem;
}

.chapter-card {
  display: flex;
  gap: 1rem;
  align-items: baseline;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 1.1rem 1.3rem;
  text-decoration: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.chapter-card:hover { border-color: var(--amber-border); background: var(--surface-raised); text-decoration: none; }

.chapter-card .num {
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 0.85rem;
  flex-shrink: 0;
  width: 1.6rem;
}

.chapter-card .info h3 { margin: 0 0 0.25rem; font-size: 1rem; color: var(--text); }
.chapter-card .info p { margin: 0; font-size: 0.85rem; color: var(--text-muted); }

/* ---------- Prev/next footer nav ---------- */

.page-nav {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 4rem;
  padding-top: 1.75rem;
  border-top: 1px solid var(--border-soft);
}

.page-nav a {
  flex: 1;
  max-width: 48%;
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  padding: 0.9rem 1.1rem;
  text-decoration: none;
  color: var(--text);
}

.page-nav a:hover { border-color: var(--amber-border); text-decoration: none; }
.page-nav .dir { display: block; font-family: var(--font-mono); font-size: 0.7rem; color: var(--text-faint); margin-bottom: 0.3rem; }
.page-nav .next { text-align: right; margin-left: auto; }

/* ---------- Hero (home page) ---------- */

.hero {
  margin-bottom: 1rem;
}

.hero-diagram {
  margin: 2rem 0 2.5rem;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
}

/* ---------- Footer ---------- */

.site-footer {
  margin-top: 5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-soft);
  font-size: 0.8rem;
  color: var(--text-faint);
}

/* ---------- Troubleshooting accordion ---------- */

.trouble {
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: 8px;
  margin: 0.9rem 0;
  overflow: hidden;
}

.trouble summary {
  cursor: pointer;
  padding: 1rem 1.2rem;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.98rem;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.7rem;
}

.trouble summary::-webkit-details-marker { display: none; }

.trouble summary::before {
  content: "+";
  font-family: var(--font-mono);
  color: var(--amber);
  font-size: 1.1rem;
  flex-shrink: 0;
  width: 1rem;
}

.trouble[open] summary::before { content: "–"; }

.trouble-body { padding: 0 1.2rem 1.2rem; }

.trouble-body h4 {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-faint);
  margin: 0.9rem 0 0.35rem;
}
.trouble-body h4:first-child { margin-top: 0; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 2px 0 24px rgba(0,0,0,0.4);
  }
  .sidebar.open { transform: translateX(0); }
  .topbar { display: flex; }
  .content { padding: 2.25rem 1.25rem 4rem; }
  h1 { font-size: 1.85rem; }
  .readout-grid { grid-template-columns: 1fr; }
  .page-nav { flex-direction: column; }
  .page-nav a { max-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .sidebar { transition: none; }
}