/* --- Variables --- */
:root {
  --bg: #0F0F10;
  --bg-surface: #18181A;
  --bg-elevated: #222225;
  --fg: #F5F4F0;
  --fg-muted: #9E9E9E;
  --fg-dim: #5A5A5A;
  --accent: #2D7FFF;
  --accent-dim: #1A5FC7;
  --chip-green: #1FBF6B;
  --chip-blue: #2D7FFF;
  --chip-yellow: #F5A623;
  --chip-gray: #5A5A5A;
  --border: #2A2A2E;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'Instrument Sans', system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* --- Typography --- */
h1, h2, h3 { font-family: 'Instrument Serif', Georgia, serif; font-weight: 400; line-height: 1.1; }
h1 { font-size: clamp(3.5rem, 8vw, 6rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(2rem, 4vw, 3rem); letter-spacing: -0.01em; }
h3 { font-size: 1.25rem; font-family: 'Instrument Sans', sans-serif; font-weight: 600; }
.eyebrow { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 1rem; }
.section-eyebrow { font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--fg-muted); display: block; margin-bottom: 0.75rem; }
.lede { font-size: 1.125rem; color: var(--fg-muted); max-width: 44ch; line-height: 1.5; margin-top: 1.25rem; }
p { color: var(--fg-muted); line-height: 1.7; }

/* --- Layout --- */
section { padding: 5rem 2rem; }
.section-header { margin-bottom: 3.5rem; }

/* --- Manifesto --- */
.manifesto { background: var(--bg-surface); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.manifesto-inner { max-width: 800px; margin: 0 auto; text-align: center; }
.manifesto-label { font-size: 0.7rem; font-weight: 700; letter-spacing: 0.18em; text-transform: uppercase; color: var(--fg-dim); display: block; margin-bottom: 1.5rem; }
.manifesto-text { font-size: 1.1rem; color: var(--fg-muted); margin-bottom: 1rem; }
.manifesto-text:last-child { color: var(--fg); font-family: 'Instrument Serif', serif; font-size: 1.25rem; font-style: italic; }

/* --- Hero --- */
.hero { max-width: 1100px; margin: 0 auto; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.hero-left { padding-right: 2rem; }

/* Asset Grid */
.asset-grid { display: flex; flex-direction: column; gap: 1.25rem; }
.asset-row { display: flex; gap: 0.75rem; }
.asset-chip { display: inline-flex; align-items: center; gap: 0.5rem; padding: 0.4rem 0.8rem; border-radius: 6px; font-size: 0.75rem; font-family: 'Instrument Sans', monospace; font-weight: 500; }
.chip-dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; opacity: 0.6; flex-shrink: 0; }
.chip-green { background: rgba(31, 191, 107, 0.12); color: var(--chip-green); }
.chip-blue { background: rgba(45, 127, 255, 0.12); color: var(--chip-blue); }
.chip-yellow { background: rgba(245, 166, 35, 0.12); color: var(--chip-yellow); }
.chip-gray { background: rgba(90, 90, 90, 0.2); color: var(--fg-muted); }

/* Pipeline Visual */
.pipeline-visual { display: flex; align-items: center; gap: 0.5rem; margin-top: 1rem; padding: 1.25rem; background: var(--bg-surface); border: 1px solid var(--border); border-radius: 10px; }
.pipe-node { padding: 0.5rem 0.85rem; border-radius: 6px; font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; flex-shrink: 0; }
.node-ingest { background: rgba(31, 191, 107, 0.15); color: var(--chip-green); border: 1px solid rgba(31, 191, 107, 0.3); }
.node-qc { background: rgba(45, 127, 255, 0.15); color: var(--chip-blue); border: 1px solid rgba(45, 127, 255, 0.3); }
.node-deliver { background: rgba(245, 166, 35, 0.15); color: var(--chip-yellow); border: 1px solid rgba(245, 166, 35, 0.3); }
.pipe-arrow { color: var(--fg-dim); font-size: 0.9rem; }

/* --- Pipeline Section --- */
.pipeline-section { max-width: 900px; margin: 0 auto; }
.pipeline-steps { display: grid; gap: 0; }
.pipe-step { display: grid; grid-template-columns: 60px 1fr; gap: 1.5rem; padding: 2rem 0; border-bottom: 1px solid var(--border); align-items: start; }
.pipe-step:last-child { border-bottom: none; }
.step-number { font-family: 'Instrument Serif', serif; font-size: 2.5rem; color: var(--fg-dim); line-height: 1; padding-top: 0.1rem; }
.step-content h3 { margin-bottom: 0.5rem; }
.step-content p { font-size: 0.95rem; }

/* --- Features --- */
.features { background: var(--bg-surface); }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5px; background: var(--border); border: 1px solid var(--border); }
.feature-card { background: var(--bg-surface); padding: 2rem; }
.feature-icon { color: var(--accent); margin-bottom: 1rem; }
.feature-card h3 { font-size: 0.95rem; margin-bottom: 0.6rem; color: var(--fg); }
.feature-card p { font-size: 0.875rem; }

/* --- Objections --- */
.objections { background: var(--bg); }
.objections-inner { max-width: 900px; margin: 0 auto; }
.objection-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 2rem; margin-top: 2rem; }
.objection h3 { font-family: 'Instrument Serif', serif; font-size: 1.05rem; font-weight: 400; color: var(--fg); margin-bottom: 0.75rem; }
.objection p { font-size: 0.875rem; }

/* --- Closing --- */
.closing { background: var(--bg-surface); border-top: 1px solid var(--border); }
.closing-inner { max-width: 900px; margin: 0 auto; }
.closing-quote blockquote { font-family: 'Instrument Serif', serif; font-size: clamp(1.5rem, 3vw, 2rem); color: var(--fg); line-height: 1.4; font-style: italic; margin-bottom: 3rem; }
.closing-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.stat-number { display: block; font-family: 'Instrument Serif', serif; font-size: 3rem; color: var(--accent); line-height: 1; margin-bottom: 0.5rem; }
.stat-desc { font-size: 0.875rem; color: var(--fg-muted); }

/* --- Footer --- */
footer { border-top: 1px solid var(--border); padding: 2.5rem 2rem; }
.footer-inner { max-width: 900px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; }
.footer-name { font-family: 'Instrument Serif', serif; font-size: 1.25rem; display: block; }
.footer-tagline { font-size: 0.8rem; color: var(--fg-muted); display: block; margin-top: 0.25rem; }
.footer-meta { font-size: 0.8rem; color: var(--fg-dim); max-width: 28ch; text-align: right; }

/* --- Responsive --- */
@media (max-width: 768px) {
  section { padding: 3.5rem 1.25rem; }
  .hero-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero-left { padding-right: 0; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .objection-grid { grid-template-columns: 1fr; }
  .closing-stats { grid-template-columns: 1fr; gap: 1.5rem; }
  .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
  .footer-meta { text-align: center; }
}
@media (max-width: 480px) {
  .feature-grid { grid-template-columns: 1fr; }
  .asset-row { flex-wrap: wrap; }
}