.hero{padding:24px 0 32px;max-width:760px}.hero h1{font-size:56px;font-weight:800;letter-spacing:-.03em;margin:0 0 12px;line-height:1}.lede{font-size:17px;color:var(--text-secondary);margin:0}.builder{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:24px}@media(max-width:880px){.builder{grid-template-columns:minmax(0,1fr)}}.builder-empty{padding:32px 0;color:var(--text-tertiary);font-family:var(--font-mono);font-size:14px}.builder-controls{background:var(--surface);border-radius:14px;padding:20px;display:flex;flex-direction:column;gap:16px}.builder-controls .control-row,.builder-controls .control{display:flex;flex-direction:column;gap:6px}.builder-controls .control-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:12px}.builder-controls label{font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-tertiary)}.builder-controls input,.builder-controls select{background:var(--bg);color:var(--text-primary);border:1px solid var(--surface-elevated);border-radius:8px;padding:8px 10px;font-family:var(--font-sans);font-size:14px}.builder-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:4px}.builder-actions button{background:var(--primary);color:var(--bg);border:none;padding:10px 14px;border-radius:8px;font-family:var(--font-sans);font-weight:600;font-size:13px;cursor:pointer;transition:opacity .12s ease,transform .12s ease}.builder-actions button:hover:not(:disabled){transform:translateY(-1px)}.builder-actions button:disabled{opacity:.5;cursor:not-allowed}.preview{display:flex;flex-direction:column;gap:12px}.preview-head{display:flex;justify-content:space-between;align-items:center}.preview-head h2{margin:0;font-size:18px;font-weight:700;letter-spacing:-.01em}.mode-toggle{display:inline-flex;background:var(--surface);border-radius:8px;padding:2px}.mode-btn{background:transparent;color:var(--text-secondary);border:none;padding:6px 12px;border-radius:6px;font-family:var(--font-mono);font-size:11px;text-transform:uppercase;letter-spacing:.06em;cursor:pointer}.mode-btn.active{background:var(--bg);color:var(--primary);font-weight:700}.preview-card{padding:24px;border-radius:14px;min-height:320px;display:flex;flex-direction:column;gap:14px;border:1px solid var(--surface-elevated)}.preview-heading{margin:0;font-size:32px;font-weight:700;letter-spacing:-.02em}.preview-body{margin:0;font-size:14px;line-height:1.6}.preview-buttons{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.preview-btn{border:none;padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer}.preview-btn.outline{border:1px solid currentColor}.preview-badge{padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em}.preview-mono{font-size:12px;margin:0;padding:10px 14px;border-radius:8px;white-space:pre-wrap;word-break:break-word}.preview-lists{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:720px){.preview-lists{grid-template-columns:1fr}}.preview-list-head{margin:0 0 6px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;opacity:.7}.preview-list{margin:0;padding-left:1.4em;font-size:13px;line-height:1.6}.preview-list li::marker{color:var(--preview-bullet)}.preview-list-ordered li::marker{font-weight:700}.preview-highlight{padding:1px 5px;border-radius:3px;font-weight:600}.preview-link{text-decoration:underline;text-underline-offset:2px}.preview-callouts{display:grid;grid-template-columns:1fr 1fr;gap:8px}@media(max-width:720px){.preview-callouts{grid-template-columns:1fr}}.preview-callout{display:grid;grid-template-columns:28px 1fr;gap:10px;padding:10px 12px;border-radius:8px;border-left:3px solid;font-size:12px}.preview-callout-icon{display:flex;align-items:center;justify-content:center;width:24px;height:24px;border-radius:50%;font-weight:700;font-size:12px;line-height:1}.preview-callout-body strong{font-size:13px;font-weight:700}.preview-callout-body p{margin:2px 0 0;font-size:12px;line-height:1.45}.preview-callout-body code{font-size:11px;opacity:.75}