/* Guía editorial de escaleras. Comparte navegación y pie con las demás guías. */
.stairs-hero{background:#173d35;color:#f8f4ec;padding:3.5rem 0 3rem}
.stairs-hero .wrap{max-width:1180px}
.stairs-hero-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:3rem;align-items:center}
.stairs-hero h1{font-family:'Cinzel','Cinzel Fallback',serif;font-size:clamp(2.1rem,4vw,3.2rem);font-weight:500;line-height:1.12;margin:.8rem 0 1.2rem;color:inherit}
.stairs-hero .sub{font-size:1.1rem;line-height:1.7;color:#e0e8df;max-width:50ch}
.stairs-hero .g-kicker{color:#e3c999}
.stairs-hero .g-crumbs{line-height:1.8;letter-spacing:.04em}
.stairs-hero figure{margin:0}
.stairs-hero img{display:block;width:100%;height:auto;aspect-ratio:4/4.2;object-fit:cover;border-radius:2px}
.stairs-hero figcaption{font-size:.8rem;line-height:1.5;color:#d6e0d7;margin-top:.7rem}
.stairs-actions{display:flex;flex-wrap:wrap;gap:.7rem;margin:1.5rem 0}
.stairs-actions .btn{min-height:46px;white-space:normal;text-align:center;line-height:1.4}
.stairs-hero .btn{background:#f4eddf;color:#173d35}
.stairs-hero .stairs-text-link{color:#f4eddf;text-underline-offset:4px;padding:.8rem 0}
.stairs-meta{font-family:'JetBrains Mono','JetBrains Mono Fallback',monospace;font-size:.7rem;color:#d6e0d7;line-height:1.8}
.stairs-guide.g-body{padding-top:2.5rem}
.stairs-guide .wrap{max-width:850px}
.stairs-guide h2,.stairs-guide h3,.stairs-guide [id]{scroll-margin-top:100px}
.stairs-guide a{color:#725526}
.stairs-guide .stairs-toc{border:1px solid var(--line);background:var(--paper);padding:1rem 1.25rem;margin:0 0 2rem}
.stairs-toc summary{cursor:pointer;font-weight:600;min-height:32px;line-height:1.6}
.stairs-guide .stairs-toc ol{display:grid;grid-template-columns:1fr 1fr;gap:.1rem 1.7rem;margin:1rem 0 .3rem 1.3rem}
.stairs-toc a{display:block;padding:.35rem 0;font-size:.94rem;line-height:1.5}
.stairs-guide .stairs-intro{font-size:1.15rem;line-height:1.8}
.stairs-decision-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;margin:1.5rem 0 2rem}
.stairs-decision-grid>div{border-top:3px solid #9b7942;background:var(--paper);padding:1.1rem}
.stairs-guide .stairs-decision-grid h3{margin:0 0 .5rem;font-size:1rem}
.stairs-guide .stairs-decision-grid p{font-size:.95rem;line-height:1.65;margin:0}
.stairs-guide .stairs-diagram{margin:1.7rem 0;background:#fdfbf6;border:1px solid var(--line);padding:1rem;border-radius:3px}
.stairs-diagram svg{display:block;width:100%;height:auto}
.stairs-diagram-view{overflow-x:auto;outline-offset:4px}
.stairs-guide .stairs-diagram figcaption{font-size:.85rem;line-height:1.6;color:#5d574c;margin-top:.8rem}
.stairs-guide .stairs-glossary{display:grid;grid-template-columns:1fr 1fr;gap:1rem 1.6rem;margin:1.5rem 0}
.stairs-glossary div{border-bottom:1px solid var(--line);padding-bottom:.8rem}
.stairs-glossary dt{font-weight:600;color:var(--ink);margin-bottom:.25rem}
.stairs-glossary dd{margin:0;font-size:.98rem;line-height:1.65;color:#3c372f}
.stairs-guide .stairs-note{background:#e9eee5;border-left:3px solid #365347;padding:1rem 1.2rem;margin:1.5rem 0}
.stairs-guide .stairs-note p{margin:0;font-size:1rem}
.stairs-guide .g-scroll{border-radius:3px;outline-offset:4px}
.stairs-guide table{margin:1rem 0 1.6rem;min-width:600px}
.stairs-guide caption{text-align:left;font-weight:600;color:var(--ink);padding:.6rem 0;font-size:1rem}
.stairs-guide tbody th{text-align:left;font-weight:600;border:1px solid var(--line);padding:.7rem .9rem;vertical-align:top}
.stairs-guide .stairs-example{padding:1.4rem 1.5rem;border:1px solid var(--line);background:var(--paper);margin:1.3rem 0}
.stairs-example .stairs-example-label{font-family:'JetBrains Mono','JetBrains Mono Fallback',monospace;color:#725526;text-transform:uppercase;letter-spacing:.07em;font-size:.73rem}
.stairs-guide .stairs-example h3{margin:.4rem 0 .9rem}
.stairs-guide .stairs-example p:last-child{margin-bottom:0}
.stairs-guide .stairs-example table{min-width:450px;font-size:.95rem}
.stairs-guide .stairs-total{font-size:1.2rem;color:#173d35;margin:.7rem 0}
.stairs-guide .stairs-config{background:#173d35;color:#f8f4ec;border-radius:4px;overflow:hidden;margin:2.5rem 0}
.stairs-config>div{padding:1.7rem}
.stairs-guide .stairs-config h2{color:#fff;margin:0 0 1rem;font-size:1.7rem}
.stairs-guide .stairs-config p,.stairs-guide .stairs-config li{color:#e5ece2}
.stairs-guide .stairs-config strong{color:#fff}
.stairs-guide .stairs-config .btn{background:#f4eddf;color:#173d35;text-decoration:none;white-space:normal;min-height:46px}
.stairs-guide .stairs-config .stairs-config-note{font-size:.9rem;line-height:1.6;margin:1rem 0 0;color:#d6e0d7}
.stairs-guide .stairs-faq details{border-bottom:1px solid var(--line);padding:1rem 0}
.stairs-guide .stairs-faq summary{cursor:pointer;font-size:1.05rem;font-weight:600;line-height:1.6;min-height:40px;padding:.2rem 0;color:var(--ink)}
.stairs-guide .stairs-faq details p{margin:.7rem 0 0;font-size:1rem}
.stairs-guide .stairs-sources{border-top:1px solid var(--line);margin-top:2.5rem;padding-top:1rem}
.stairs-guide .stairs-sources p,.stairs-guide .stairs-sources li{font-size:.88rem;line-height:1.6}
.stairs-guide .stairs-sources h2{font-size:1.2rem;margin:1rem 0}
.stairs-guide :focus-visible,.stairs-hero :focus-visible{outline:3px solid #b5863d;outline-offset:4px}
.stairs-guide .stairs-photo-detail img{aspect-ratio:4/3;object-position:center 65%}
@media(max-width:780px){.stairs-hero{padding:2.5rem 0}.stairs-hero-grid{grid-template-columns:1fr;gap:1.6rem}.stairs-hero img{aspect-ratio:16/10;object-position:center 55%}.stairs-hero .sub{max-width:none}.stairs-decision-grid{grid-template-columns:1fr}.stairs-guide .stairs-toc ol{grid-template-columns:1fr}.stairs-guide .stairs-example{padding:1.1rem}.stairs-guide .stairs-glossary{grid-template-columns:1fr}.stairs-guide .stairs-config>div{padding:1.3rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media(max-width:600px){.stairs-diagram svg{min-width:580px}}