@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

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

:root {
  --bg-primary:    #0a0e1a;
  --bg-secondary:  #0f1525;
  --bg-card:       #131929;
  --bg-card-hover: #18203a;
  --bg-terminal:   #0d1117;
  --bg-nav:        rgba(10,14,26,0.92);
  --border:        #1e2a3a;
  --border-accent: #10b981;
  --text-primary:  #e2e8f0;
  --text-secondary:#94a3b8;
  --text-muted:    #64748b;
  --accent:        #10b981;
  --accent-light:  #34d399;
  --accent-glow:   rgba(16,185,129,0.12);
  --accent-glow-strong: rgba(16,185,129,0.25);
  --red:   #ef4444;
  --yellow:#eab308;
  --green: #22c55e;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
}

/* ─── NAV ─── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-nav);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--accent), #059669);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 0.3px;
}

.nav-logo-name {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.nav-logo-name span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 7px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: 8px;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(255,255,255,0.05);
}

.nav-links a.active {
  color: var(--accent);
}

.nav-cta {
  flex-shrink: 0;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 20px;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  text-decoration: none;
  transition: all 0.2s;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent);
  color: var(--bg-primary);
}
.btn-primary:hover {
  background: var(--accent-light);
  box-shadow: 0 0 20px var(--accent-glow-strong);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--border-accent);
}
.btn-outline:hover {
  background: var(--accent-glow);
  box-shadow: 0 0 16px var(--accent-glow);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* ─── LAYOUT ─── */
.container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 28px;
}

.container-narrow {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 28px;
}

section { padding: 72px 0; }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}

h1, h2, h3, h4 { line-height: 1.15; letter-spacing: -0.5px; }

.page-title {
  font-size: 56px;
  font-weight: 900;
  margin-bottom: 20px;
}

.section-title {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 16px;
}

.lead {
  font-size: 18px;
  color: var(--text-secondary);
  line-height: 1.7;
  max-width: 600px;
}

.text-accent { color: var(--accent); }
.text-muted  { color: var(--text-muted); }

/* ─── DIVIDER ─── */
.divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 0;
}

/* ─── CARDS ─── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 28px;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

.card:hover {
  border-color: rgba(16,185,129,0.25);
  background: var(--bg-card-hover);
}

.card-accent {
  border-color: var(--accent);
  box-shadow: 0 0 32px var(--accent-glow);
}

/* ─── TERMINAL ─── */
.terminal {
  background: var(--bg-terminal);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
}

.terminal-bar {
  background: #161b27;
  padding: 11px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}

.dot { width: 12px; height: 12px; border-radius: 50%; flex-shrink: 0; }
.dot-red    { background: var(--red); }
.dot-yellow { background: var(--yellow); }
.dot-green  { background: var(--green); }

.terminal-title {
  font-size: 12px;
  color: var(--text-muted);
  margin-left: 6px;
}

.terminal-body {
  padding: 20px 24px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-secondary);
  overflow-x: auto;
}

.t-prompt  { color: var(--text-muted); }
.t-cmd     { color: var(--text-primary); }
.t-ok      { color: var(--accent); }
.t-stage   { color: var(--accent-light); }
.t-comment { color: var(--text-muted); font-style: italic; }
.t-divider { border: none; border-top: 1px solid var(--border); margin: 10px 0; }

/* ─── BADGE ─── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.badge-green  { background: rgba(16,185,129,0.12); color: var(--accent); border: 1px solid rgba(16,185,129,0.3); }
.badge-blue   { background: rgba(59,130,246,0.12);  color: #60a5fa;       border: 1px solid rgba(59,130,246,0.3); }
.badge-purple { background: rgba(139,92,246,0.12);  color: #a78bfa;       border: 1px solid rgba(139,92,246,0.3); }
.badge-solid  { background: var(--accent); color: var(--bg-primary); }

/* ─── STAT CARDS ─── */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-top: 3px solid var(--accent);
  border-radius: 12px;
  padding: 24px 20px;
  text-align: center;
}

.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 34px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 6px;
}

.stat-label {
  font-size: 13px;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.4;
}

/* ─── INSTALL STRIP ─── */
.install-strip {
  background: var(--bg-card);
  border: 1px solid var(--accent);
  border-radius: 12px;
  padding: 20px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  box-shadow: 0 0 40px var(--accent-glow);
}

.install-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  white-space: nowrap;
}

.install-cmd {
  flex: 1;
  background: var(--bg-terminal);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: var(--text-secondary);
  overflow-x: auto;
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  transition: border-color 0.2s;
}

.install-cmd:hover { border-color: var(--accent); }

.copy-hint {
  display: none;
  position: absolute;
  top: -26px;
  right: 0;
  font-size: 11px;
  color: var(--accent);
  background: var(--bg-primary);
  padding: 2px 8px;
  border-radius: 4px;
  pointer-events: none;
}
.install-cmd:hover .copy-hint { display: block; }

/* ─── FOOTER ─── */
.footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 32px;
  margin-top: 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.footer-brand-name span { color: var(--accent); }

.footer-brand-desc {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
  max-width: 280px;
  margin-bottom: 20px;
}

.footer-col-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-bottom a:hover { color: var(--accent); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .page-title { font-size: 40px; }
  .section-title { font-size: 28px; }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav-links { display: none; }
}

@media (max-width: 600px) {
  .container, .container-narrow { padding: 0 20px; }
  section { padding: 48px 0; }
  .page-title { font-size: 32px; }
  .section-title { font-size: 24px; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .stat-value { font-size: 26px; }
  .install-strip { flex-direction: column; align-items: flex-start; gap: 12px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
}