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

:root {
  --orange: #FF6D00;
  --orange-dim: rgba(255, 109, 0, 0.12);
  --orange-border: rgba(255, 109, 0, 0.3);
  --bg: #0D0D0D;
  --surface: #141414;
  --border: rgba(255, 255, 255, 0.07);
  --border-orange: rgba(255, 109, 0, 0.25);
  --text: #E8E8E8;
  --text-dim: rgba(232, 232, 232, 0.55);
  --text-muted: rgba(232, 232, 232, 0.3);
  --mono: 'IBM Plex Mono', monospace;
  --display: 'Rajdhani', sans-serif;
  --body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--body);
  font-weight: 300;
  line-height: 1.7;
  font-size: 15px;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 109, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 109, 0, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.doc {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  padding: 32px 24px 80px;
}

/* ── Header / back ── */
.doc-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}

.doc-logo {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text);
  display: flex;
  align-items: center;
  text-decoration: none;
}

.doc-logo .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
  display: inline-block;
  margin-right: 8px;
  flex-shrink: 0;
}

.doc-logo .highlight { color: var(--orange); }

.back-link {
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-dim);
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s;
}

.back-link:hover { color: var(--orange); }

/* ── Typography ── */
h1 {
  font-family: var(--display);
  font-size: clamp(1.8rem, 5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: #fff;
  margin-bottom: 8px;
}

.effective {
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 32px;
}

h2 {
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--orange);
  margin: 40px 0 14px;
}

p { margin-bottom: 14px; color: var(--text-dim); }

p strong, li strong { color: var(--text); font-weight: 500; }

ul { margin: 0 0 16px; padding-left: 22px; color: var(--text-dim); }

li { margin-bottom: 8px; }

a {
  color: var(--orange);
  text-decoration: none;
  border-bottom: 1px solid var(--border-orange);
  transition: border-color 0.2s;
}

a:hover { border-color: var(--orange); }

code {
  background: rgba(255, 109, 0, 0.1);
  color: var(--orange);
  padding: 2px 7px;
  border-radius: 3px;
  font-family: var(--mono);
  font-size: 0.85em;
}

/* ── Tables ── */
.table-wrap { overflow-x: auto; margin: 8px 0 20px; }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  min-width: 480px;
}

th, td {
  padding: 10px 12px;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  background: var(--orange-dim);
  color: var(--text);
  font-weight: 500;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

td { color: var(--text-dim); }

/* ── Callout box ── */
.note {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 3px solid var(--orange);
  border-radius: 0 10px 10px 0;
  padding: 20px 24px;
  margin: 8px 0 18px;
}

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

/* ── Footer ── */
.doc-foot {
  margin-top: 54px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-align: center;
}