/* Extracted from pages/onchain-api.html */
.product-hero { text-align: center; padding: 3rem 0 2rem; }
.product-hero h1 { font-size: 2rem; margin-bottom: 0.75rem; }
.product-hero .tagline { color: var(--text-dim); font-size: 1.1rem; max-width: 650px; margin: 0 auto; }
.product-hero .mono-tag { font-family: var(--font-mono); font-size: 0.85rem; color: var(--orange); letter-spacing: 0.05em; margin-bottom: 1rem; }
.chain-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin: 2rem 0; }
.chain-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem; text-align: center; }
.chain-card h3 { font-family: var(--font-mono); font-size: 1rem; margin-bottom: 0.5rem; }
.chain-pe { font-family: var(--font-mono); font-size: 2rem; font-weight: 700; }
.chain-n { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-dim); margin-top: 0.25rem; }
.chain-low .chain-pe { color: var(--green); }
.chain-mid .chain-pe { color: var(--orange); }
.chain-high .chain-pe { color: var(--red); }
.how-section { margin: 3rem 0; }
.how-section h2 { color: var(--accent); margin-bottom: 1rem; }
.pipeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; margin: 1.5rem 0; }
.pipe-step { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.25rem; text-align: center; }
.pipe-step .step-num { font-family: var(--font-mono); font-size: 0.8rem; color: var(--accent); margin-bottom: 0.5rem; }
.pipe-step h4 { font-size: 0.95rem; margin-bottom: 0.5rem; }
.pipe-step p { color: var(--text-dim); font-size: 0.85rem; }
.experiment-card { background: rgba(61,220,132,0.05); border: 1px solid var(--green); border-radius: 8px; padding: 1.5rem; margin: 2rem 0; }
.experiment-card h3 { color: var(--green); font-family: var(--font-mono); margin-bottom: 0.5rem; }
.experiment-card p { color: var(--text-dim); font-size: 0.95rem; }
.experiment-card .stat { font-family: var(--font-mono); font-size: 1.3rem; color: var(--text); font-weight: 700; }
.use-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; margin: 1.5rem 0; }
.use-card { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem; }
.use-card h3 { color: var(--accent); font-size: 1rem; margin-bottom: 0.5rem; }
.use-card p { color: var(--text-dim); font-size: 0.9rem; }
.use-card .price { font-family: var(--font-mono); font-weight: 700; color: var(--text); margin-top: 0.75rem; }
.codebook-preview { background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; padding: 1.5rem; margin: 1.5rem 0; }
.codebook-preview h3 { color: var(--accent); margin-bottom: 1rem; }
.codebook-row { display: grid; grid-template-columns: 120px 1fr 80px; gap: 0.75rem; padding: 0.5rem 0; border-bottom: 1px solid rgba(255,255,255,0.05); font-size: 0.9rem; }
.codebook-row:last-child { border-bottom: none; }
.cb-term { font-family: var(--font-mono); color: var(--text); }
.cb-meaning { color: var(--text-dim); }
.cb-level { font-family: var(--font-mono); font-size: 0.8rem; text-align: center; padding: 0.15rem 0.5rem; border-radius: 3px; }
.cb-l1 { color: var(--green); background: rgba(61,220,132,0.1); }
.cb-l2 { color: var(--orange); background: rgba(255,170,51,0.1); }
.cb-l3 { color: var(--red); background: rgba(255,68,68,0.1); }
.cta-section { text-align: center; margin: 3rem 0; padding: 2rem; background: var(--bg-card); border: 1px solid var(--border); border-radius: 8px; }
.cta-section h2 { color: var(--accent); margin-bottom: 0.5rem; }
.cta-section p { color: var(--text-dim); margin-bottom: 1.5rem; }
@media (max-width: 768px) {
    .chain-grid, .pipeline { grid-template-columns: 1fr; }
    .use-grid { grid-template-columns: 1fr; }
    .codebook-row { grid-template-columns: 1fr; gap: 0.25rem; }
}