/* Página 3.5 Metano sobre Common. */
.metano-main { padding: clamp(1.5rem, 4vw, 3rem) 0; }
.metano-hero { padding: clamp(1.5rem, 4vw, 2.5rem); margin-bottom: 1.5rem; border: 1px solid var(--jm-border); border-radius: 12px; background: linear-gradient(145deg, var(--jm-surface), var(--jm-bg-soft)); }
.metano-hero .breadcrumb { margin-bottom: 1rem; font-size: .94rem; }
.metano-hero h1 { margin: 0 0 .75rem; }
.metano-hero .lead { margin: 0; font-size: 1.08rem; }
.metano-layout { display: grid; grid-template-columns: 250px minmax(0, 1fr); align-items: start; gap: 1.5rem; }
.metano-layout > * { min-width: 0; }
.metano-page .toc { position: sticky; top: 90px; padding: 1rem; border: 1px solid var(--jm-border); border-radius: 12px; background: var(--jm-surface); }
.metano-page .toc strong { display: block; margin-bottom: .5rem; font-size: 1.1rem; }
.metano-page .toc ol { margin: 0; padding-left: 1.5rem; }
.metano-page .toc li { margin: .45rem 0; }
.metano-content section { padding: 1.25rem; margin-bottom: 1.25rem; border: 1px solid var(--jm-border); border-radius: 12px; background: var(--jm-surface); scroll-margin-top: 90px; }
.metano-content section h2 { margin: 0 0 .8rem; font-size: 1.55rem; }
.metano-content section h3 { margin: 1.5rem 0 .6rem; }
.metano-content .kpis { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: .75rem; margin: 1rem 0 1.25rem; }
.metano-content .kpi { min-width: 0; padding: 1rem; border: 1px solid var(--jm-border); border-radius: 10px; background: var(--jm-bg-soft); }
.metano-content .kpi b { display: block; margin-bottom: .35rem; font-size: 1.4rem; }
.metano-content .note, .metano-content .source { color: var(--jm-text-muted); font-size: .94rem; }
.metano-content .source { margin: .5rem 0 1.25rem; }
.metano-content iframe { display: block; width: 100%; height: 520px; border: 1px solid var(--jm-border); border-radius: 8px; }
.metano-content .chart-link { margin: .6rem 0 0; overflow-wrap: anywhere; }
.metano-content .callout { padding: 1rem; border-left: 4px solid var(--jm-primary); border-radius: 8px; background: var(--jm-bg-soft); }
.metano-content .callout p:first-child { margin-top: 0; }
.metano-content .callout p:last-child { margin-bottom: 0; }
.metano-content li { margin-bottom: .5rem; }
.metano-content .pager { display: flex; gap: .7rem; flex-wrap: wrap; margin: 1.5rem 0 0; }
.metano-content .pager a { display: inline-flex; align-items: center; min-height: 44px; padding: .55rem .8rem; border: 1px solid var(--jm-border); border-radius: 8px; background: var(--jm-surface); text-decoration: none; }
.metano-content .pager a:hover { background: var(--jm-bg-soft); }
@media (max-width: 1100px) { .metano-layout { grid-template-columns: 1fr; } .metano-page .toc { position: static; } .metano-page .toc ol { columns: 2; } }
@media (max-width: 800px) { .metano-content .kpis { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { .metano-page .toc ol { columns: 1; } .metano-content .kpis { grid-template-columns: 1fr; } .metano-content iframe { height: 440px; } }