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

:root {
  --bg:      #0e0e0e;
  --bg2:     #161616;
  --border:  #242424;
  --text:    #e8e8e8;
  --muted:   #666;
  --muted2:  #999;
  --green:   #22c55e;
  --yellow:  #eab308;
  --mono:    'JetBrains Mono', monospace;
  --sans:    'Inter', system-ui, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* ── NAV ── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 40px;
  height: 52px;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  background: rgba(14,14,14,0.92);
  backdrop-filter: blur(10px);
  z-index: 50;
}

.nav-logo {
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 24px;
  font-size: 0.875rem;
  color: var(--muted2);
}

.nav-right a { transition: color 0.15s; }
.nav-right a:hover { color: var(--text); }
.nav-cta { color: var(--green) !important; font-weight: 500; }

/* ── HERO ── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 20px;
  letter-spacing: 0.05em;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin-bottom: 24px;
}

.hero-desc {
  color: var(--muted2);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 12px;
  max-width: 440px;
}

.hero-sub {
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 440px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.install-line {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg2);
}

.install-line code {
  font-family: var(--mono);
  font-size: 0.875rem;
  padding: 10px 16px;
  color: var(--green);
}

.copy {
  background: none;
  border: none;
  border-left: 1px solid var(--border);
  padding: 10px 14px;
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  cursor: pointer;
  transition: color 0.15s, background 0.15s;
}
.copy:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.copy.copied { color: var(--green); }

.gh-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted2);
  background: var(--bg2);
  transition: color 0.15s, border-color 0.15s;
}
.gh-btn:hover { color: var(--text); border-color: #444; }

/* ── TERMINAL ── */
.terminal {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
  background: #0a0a0a;
  font-family: var(--mono);
}

.term-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: #131313;
  border-bottom: 1px solid var(--border);
}

.dots { display: flex; gap: 6px; }
.dots span { width: 11px; height: 11px; border-radius: 50%; }
.dots span:nth-child(1) { background: #ff5f57; }
.dots span:nth-child(2) { background: #febc2e; }
.dots span:nth-child(3) { background: #28c840; }

.term-title {
  flex: 1;
  text-align: center;
  font-size: 0.7rem;
  color: var(--muted);
  margin-right: 60px;
}

.term-body {
  padding: 20px;
  font-size: 0.8rem;
  line-height: 1.8;
  white-space: pre;
  overflow-x: auto;
}

.c-white  { color: #e8e8e8; }
.c-green  { color: var(--green); }
.c-yellow { color: var(--yellow); }
.c-dim    { color: #4a4a4a; }

.term-caption {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 10px;
  font-style: italic;
}

/* ── DIVIDER ── */
.full-divider {
  border: none;
  border-top: 1px solid var(--border);
}

/* ── SECTION SPLIT ── */
.section-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}

.tag {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--green);
  border: 1px solid rgba(34,197,94,0.25);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 20px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 20px;
}

.section-split p {
  color: var(--muted2);
  font-size: 0.925rem;
  line-height: 1.7;
  margin-bottom: 14px;
  max-width: 420px;
}

/* ── HOW IT WORKS ── */
.how-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}

.how-section h2 { margin-bottom: 40px; }

.how-grid {
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.how-item {
  display: flex;
  align-items: flex-start;
  gap: 28px;
  padding: 26px 32px;
  border-bottom: 1px solid var(--border);
  transition: background 0.15s;
}
.how-item:last-child { border-bottom: none; }
.how-item:hover { background: var(--bg2); }

.how-num {
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--muted);
  letter-spacing: 0.06em;
  min-width: 26px;
  padding-top: 3px;
}

.how-item strong {
  display: block;
  font-size: 0.925rem;
  font-weight: 600;
  margin-bottom: 5px;
}

.how-item p {
  font-size: 0.875rem;
  color: var(--muted2);
  line-height: 1.65;
  max-width: 560px;
}

/* ── EDGE CASES ── */
.edge-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 80px 40px;
}

.edge-section h2 { margin-bottom: 40px; }

.edge-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.edge-item {
  background: var(--bg);
  padding: 28px;
  transition: background 0.15s;
}
.edge-item:hover { background: var(--bg2); }

.edge-item strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.edge-item p {
  font-size: 0.84rem;
  color: var(--muted2);
  line-height: 1.6;
}

/* ── QUICKSTART ── */
.qs-section { padding: 80px 40px; }

.qs-inner {
  max-width: 600px;
  margin: 0 auto;
}

.qs-inner h2 { margin-bottom: 44px; }

.qs-steps {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.qs-step {
  display: flex;
  align-items: flex-start;
  gap: 18px;
}

.qs-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  flex-shrink: 0;
  margin-top: 2px;
}

.qs-label {
  font-size: 0.875rem;
  color: var(--muted2);
  margin-bottom: 10px;
}

.qs-label a { color: var(--green); text-decoration: underline; text-underline-offset: 3px; }

.code-line {
  display: flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 7px;
  overflow: hidden;
  background: var(--bg2);
}

.code-line code {
  font-family: var(--mono);
  font-size: 0.82rem;
  padding: 10px 14px;
  color: var(--text);
  flex: 1;
}

/* ── FOOTER ── */
footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 40px;
  font-size: 0.82rem;
  color: var(--muted);
  flex-wrap: wrap;
  gap: 10px;
}

.foot-logo {
  font-family: var(--mono);
  font-weight: 600;
  color: var(--text);
  font-size: 0.9rem;
}

footer a:hover { color: var(--text); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  nav { padding: 0 20px; }
  .hero, .section-split { grid-template-columns: 1fr; padding: 52px 20px; gap: 36px; }
  .how-section, .edge-section, .qs-section { padding: 60px 20px; }
  .edge-grid { grid-template-columns: 1fr 1fr; }
  footer { padding: 20px; }
}

@media (max-width: 560px) {
  h1 { font-size: 1.85rem; }
  h2 { font-size: 1.4rem; }
  .edge-grid { grid-template-columns: 1fr; }
  .term-body { font-size: 0.72rem; }
}