:root{--azul: #2563eb;--azul-suave: #eff6ff;--verde: #16a34a;--rojo: #dc2626;--ambar: #d97706;--gris-900: #111827;--gris-700: #374151;--gris-500: #6b7280;--gris-200: #e5e7eb;--gris-100: #f3f4f6;--gris-50: #f9fafb;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--gris-50);color:var(--gris-900)}#root{display:flex;min-height:100vh}.sidebar{width:220px;background:#fff;border-right:1px solid var(--gris-200);padding:20px 12px;flex-shrink:0}.sidebar h1{font-size:17px;padding:0 8px 20px;color:var(--azul)}.sidebar nav a{display:block;padding:10px 12px;border-radius:8px;color:var(--gris-700);text-decoration:none;font-size:14px;font-weight:500;margin-bottom:2px}.sidebar nav a:hover{background:var(--gris-100)}.sidebar nav a.active{background:var(--azul-suave);color:var(--azul)}.main{flex:1;padding:28px 36px;max-width:1100px}h2{font-size:22px;margin:0 0 20px}h3{font-size:16px;margin:0 0 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h1{padding-bottom:8px}.sidebar nav{display:flex;flex-wrap:wrap;gap:4px}.sidebar nav a{padding:6px 10px;margin:0;font-size:13px}.sidebar>.muted{display:flex;align-items:center;gap:10px;margin-top:8px}.sidebar>.muted button{width:auto!important;margin:0!important;padding:6px 10px}.main{padding:18px 16px}.rejilla-2,.rejilla-3{grid-template-columns:1fr}}