/* Reset & Base */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color: #1a1a2e;
  line-height: 1.6;
  background: #fafbfc;
}
a { color: #3b82f6; text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: "SF Mono", "Fira Code", "Fira Mono", Menlo, Consolas, monospace; }

/* Layout */
.container { max-width: 960px; margin: 0 auto; padding: 0 1.5rem; }
.section { padding: 4rem 0; }
.section-alt { background: #f0f4f8; }

/* Hero */
.hero {
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
  color: #e2e8f0;
  padding: 5rem 0 4rem;
  text-align: center;
}
.hero h1 {
  font-size: 3rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}
.hero .tagline {
  font-size: 1.25rem;
  color: #94a3b8;
  margin-top: 0.5rem;
}
.hero .subtitle {
  max-width: 640px;
  margin: 1.5rem auto 0;
  font-size: 1rem;
  color: #cbd5e1;
  line-height: 1.7;
}
.hero-actions {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-block;
  padding: 0.65rem 1.5rem;
  border-radius: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.15s, transform 0.1s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: #3b82f6; color: #fff; }
.btn-primary:hover { background: #2563eb; }
.btn-secondary { background: transparent; color: #93c5fd; border: 1px solid #475569; }
.btn-secondary:hover { background: #1e293b; border-color: #93c5fd; }

/* Section Headings */
.section h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 2rem;
  color: #0f172a;
  letter-spacing: -0.01em;
}

/* Pipeline / How It Works */
.pipeline {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
}
.pipeline-step {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 1.5rem;
  max-width: 180px;
  text-align: center;
}
.pipeline-step h3 { font-size: 1rem; margin-top: 0.5rem; color: #0f172a; }
.pipeline-step p { font-size: 0.85rem; color: #475569; margin-top: 0.4rem; }
.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: #3b82f6;
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.9rem;
}
.pipeline-arrow {
  font-size: 1.5rem;
  color: #94a3b8;
  padding: 2rem 0.5rem 0;
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.5rem;
}
.feature-card {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 1.5rem;
}
.feature-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.feature-card h3 { font-size: 1.05rem; color: #0f172a; margin-bottom: 0.4rem; }
.feature-card p { font-size: 0.9rem; color: #475569; }
.feature-coming-soon {
  border-style: dashed;
  border-color: #cbd5e1;
  background: #f8fafc;
  position: relative;
}
.badge-coming-soon {
  display: inline-block;
  margin-top: 0.75rem;
  padding: 0.2rem 0.6rem;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #3b82f6;
  background: #dbeafe;
  border-radius: 4px;
}

/* Steps */
.steps { display: flex; flex-direction: column; gap: 2rem; }
.step h3 { font-size: 1.15rem; color: #0f172a; margin-bottom: 0.75rem; }
.step p { font-size: 0.9rem; color: #475569; margin-bottom: 0.5rem; }

/* Code Blocks */
pre {
  background: #1e293b;
  color: #e2e8f0;
  padding: 1rem 1.25rem;
  border-radius: 6px;
  overflow-x: auto;
  font-size: 0.85rem;
  line-height: 1.6;
}
pre code { color: inherit; background: none; }
code {
  background: #e2e8f0;
  padding: 0.15em 0.4em;
  border-radius: 3px;
  font-size: 0.88em;
  color: #1e293b;
}

/* Requirements Box */
.requirements-box {
  margin-top: 2rem;
  background: #fff;
  border: 1px solid #e2e8f0;
  border-left: 4px solid #3b82f6;
  border-radius: 6px;
  padding: 1.5rem;
}
.requirements-box h3 { font-size: 1.05rem; margin-bottom: 0.75rem; color: #0f172a; }
.requirements-box ul { padding-left: 1.25rem; margin-bottom: 0.75rem; }
.requirements-box li { font-size: 0.9rem; color: #475569; margin-bottom: 0.25rem; }
.requirements-box p { font-size: 0.9rem; color: #475569; margin-bottom: 0.5rem; }

/* Examples */
.example { margin-bottom: 2rem; }
.example h3 { font-size: 1.1rem; color: #0f172a; margin-bottom: 0.75rem; }

/* CLI Reference */
.cli-block {
  font-size: 0.82rem;
  line-height: 1.65;
}
.cli-heading { color: #93c5fd; font-weight: 700; }

/* Architecture */
.arch-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.arch-block {
  background: #fff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 1.5rem;
}
.arch-block h3 { font-size: 1.05rem; color: #0f172a; margin-bottom: 0.5rem; }
.arch-block p { font-size: 0.9rem; color: #475569; margin-bottom: 1rem; }
.arch-diagram {
  font-size: 0.78rem;
  line-height: 1.5;
  background: #0f172a;
}

/* Table */
table { width: 100%; border-collapse: collapse; margin-top: 1rem; }
th, td { text-align: left; padding: 0.6rem 1rem; border-bottom: 1px solid #e2e8f0; font-size: 0.9rem; }
th { font-weight: 600; color: #0f172a; background: #f8fafc; }
td { color: #475569; }
.exit-codes { margin-top: 2rem; }
.exit-codes h3 { font-size: 1.1rem; color: #0f172a; margin-bottom: 0.5rem; }

/* Footer */
.footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 2rem 0;
  text-align: center;
  font-size: 0.85rem;
}
.footer a { color: #93c5fd; }
.footer p + p { margin-top: 0.4rem; }

/* Responsive */
@media (max-width: 700px) {
  .hero h1 { font-size: 2rem; }
  .hero .tagline { font-size: 1rem; }
  .pipeline { flex-direction: column; align-items: center; }
  .pipeline-arrow { transform: rotate(90deg); padding: 0.5rem 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .arch-cols { grid-template-columns: 1fr; }
}