:root {
  --scope-bg: #050a08;
  --scope-surface: #0a1510;
  --scope-surface-2: #0f1f17;
  --scope-border: #1a3322;
  --scope-border-strong: #00ff41;
  --scope-primary: #00ff41;
  --scope-primary-dim: #00b830;
  --scope-primary-glow: rgba(0, 255, 65, 0.35);
  --scope-text: #e8f5e9;
  --scope-text-2: #a8c5b5;
  --scope-text-muted: #5c7a6a;
  --scope-font-mono: 'JetBrains Mono', 'SFMono-Regular', Consolas, monospace;
  --scope-font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --scope-radius: 6px;
  --scope-nav-h: 56px;
  --scope-gn-h: 36px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--scope-font-sans);
  background: var(--scope-bg);
  color: var(--scope-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--scope-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }

.fx-grid {
  background-image:
    linear-gradient(rgba(0, 255, 65, 0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 65, 0.06) 1px, transparent 1px);
  background-size: 24px 24px;
}
.fx-scanlines::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.08) 0px,
    rgba(0, 0, 0, 0.08) 1px,
    transparent 1px,
    transparent 3px
  );
  z-index: 9999;
}
.fx-glow { text-shadow: 0 0 12px var(--scope-primary-glow); }
.fx-glow-box { box-shadow: 0 0 18px var(--scope-primary-glow); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.scope-section { padding: 5rem 0; }
.scope-section-alt { background: var(--scope-surface); }
.section-label {
  display: inline-block;
  font-family: var(--scope-font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--scope-primary);
  margin-bottom: 0.75rem;
}
.section-title {
  font-family: var(--scope-font-mono);
  font-size: 2rem;
  font-weight: 700;
  margin: 0 0 0.75rem;
  color: var(--scope-text);
}
.section-subtitle {
  color: var(--scope-text-2);
  max-width: 640px;
  margin: 0 0 2.5rem;
}

.scope-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  font-family: var(--scope-font-mono);
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: var(--scope-radius);
  border: 1px solid var(--scope-primary);
  background: transparent;
  color: var(--scope-primary);
  cursor: pointer;
  transition: background 0.2s ease, box-shadow 0.2s ease;
}
.scope-btn:hover {
  background: rgba(0, 255, 65, 0.1);
  box-shadow: 0 0 16px var(--scope-primary-glow);
  text-decoration: none;
}
.scope-btn-primary {
  background: var(--scope-primary);
  color: var(--scope-bg);
}
.scope-btn-primary:hover { background: #33ff66; }

.scope-card {
  background: var(--scope-surface);
  border: 1px solid var(--scope-border);
  border-radius: var(--scope-radius);
  padding: 1.5rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.scope-card:hover {
  border-color: var(--scope-primary-dim);
  box-shadow: 0 0 18px rgba(0, 255, 65, 0.1);
}

.scope-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
.scope-table th,
.scope-table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--scope-border);
}
.scope-table th {
  font-family: var(--scope-font-mono);
  font-weight: 600;
  color: var(--scope-primary);
  background: var(--scope-surface);
}
.scope-table tr:nth-child(even) { background: rgba(0, 255, 65, 0.03); }

.scope-code,
pre.scope-code {
  font-family: var(--scope-font-mono);
  background: var(--scope-surface);
  border: 1px solid var(--scope-border);
  border-radius: var(--scope-radius);
  padding: 1rem;
  overflow-x: auto;
  color: var(--scope-text-2);
}
code.scope-code {
  padding: 0.15rem 0.4rem;
  font-size: 0.85em;
}

/* SECTION 1 — Global top nav */
.scope-gn {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 110;
  height: var(--scope-gn-h);
  background: rgba(5, 10, 8, 0.96);
  border-bottom: 1px solid var(--scope-border);
  backdrop-filter: blur(14px);
  font-family: var(--scope-font-mono);
  font-size: 0.8125rem;
}
.scope-gn-inner {
  height: var(--scope-gn-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.scope-gn-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  color: var(--scope-text);
  white-space: nowrap;
}
.scope-gn-brand i { color: var(--scope-primary); }
.scope-gn-brand .dot { color: var(--scope-primary); margin: 0 0.35rem; opacity: 0.5; }
.scope-gn-links {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}
.scope-gn-links a {
  color: var(--scope-text-2);
  font-weight: 500;
  white-space: nowrap;
  padding: 0.2rem 0;
  position: relative;
}
.scope-gn-links a:hover { color: var(--scope-text); text-decoration: none; }
.scope-gn-links a.is-active { color: var(--scope-primary); }
.scope-gn-gh { color: var(--scope-text-2); }
.scope-gn-gh:hover { color: var(--scope-text); }

body.scope-gn-on { padding-top: var(--scope-gn-h); }
body.scope-gn-on .scope-site-nav,
body.scope-gn-on .navbar,
body.scope-gn-on .header { top: var(--scope-gn-h); }

/* SECTION 2 — Site nav, scroll progress, back-to-top, reveal */
.scope-site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--scope-nav-h);
  background: rgba(5, 10, 8, 0.95);
  border-bottom: 1px solid var(--scope-border);
}
.scope-site-nav-inner {
  height: var(--scope-nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
.scope-site-nav-links {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  list-style: none;
  margin: 0; padding: 0;
}
.scope-site-nav-links a { color: var(--scope-text-2); font-weight: 500; }
.scope-site-nav-links a:hover { color: var(--scope-text); text-decoration: none; }
.scope-site-nav-toggle { display: none; background: none; border: none; color: var(--scope-primary); font-size: 1.25rem; cursor: pointer; }

.scope-scroll-progress {
  position: fixed; top: 0; left: 0; z-index: 130;
  height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--scope-primary), var(--scope-primary-dim));
  pointer-events: none;
  transform: scaleX(0);
  transform-origin: left;
}
.scope-to-top {
  position: fixed; right: 1.5rem; bottom: 1.5rem; z-index: 120;
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--scope-surface); border: 1px solid var(--scope-border);
  color: var(--scope-primary); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity 0.3s ease, visibility 0.3s ease, transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.scope-to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.scope-to-top:hover { border-color: var(--scope-primary); box-shadow: 0 0 16px var(--scope-primary-glow); }

.scope-reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.scope-reveal.in { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
  :root { --scope-gn-h: 72px; }
  .section-title { font-size: 1.6rem; }
  .scope-section { padding: 3.5rem 0; }
  .container { padding: 0 1.1rem; }

  .scope-gn { height: var(--scope-gn-h); }
  .scope-gn-inner {
    flex-wrap: wrap;
    height: var(--scope-gn-h);
    gap: 0.35rem;
    padding: 0.4rem 1.1rem;
  }
  .scope-gn-brand { order: 1; }
  .scope-gn-gh { order: 2; }
  .scope-gn-links {
    order: 3;
    width: 100%;
    justify-content: center;
    flex-wrap: wrap;
    gap: 0.35rem 0.75rem;
    padding-top: 0.2rem;
  }
  .scope-gn-links a { padding: 0.1rem 0; }

  .scope-site-nav-links {
    display: none;
    position: absolute;
    top: var(--scope-nav-h);
    left: 0; right: 0;
    background: rgba(5, 10, 8, 0.98);
    border-bottom: 1px solid var(--scope-border);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0.75rem;
  }
  .scope-site-nav-links.active { display: flex; }
  .scope-site-nav-toggle { display: block; }
}