.page-header{height:var(--topbar-height);min-height:var(--topbar-height);background:var(--brotez-surface);border-bottom:1px solid var(--brotez-silver-soft);z-index:10;flex-shrink:0;justify-content:space-between;align-items:center;gap:1.25rem;padding:0 1.75rem;display:flex;position:sticky;top:0}.page-header-identidad{flex-direction:column;flex:auto;justify-content:center;gap:.1rem;min-width:240px;display:flex;overflow:hidden}.page-header-titulo{font-family:var(--font-title);letter-spacing:-.02em;color:var(--brotez-text);text-overflow:ellipsis;white-space:nowrap;margin:0;font-size:1.35rem;font-weight:800;line-height:1.2;overflow:hidden}.page-header-apunte{color:var(--brotez-primary);white-space:nowrap;margin-left:.6rem;font-family:Barlow Condensed,sans-serif;font-size:.95rem;font-weight:600}.page-header-acciones{flex:0 auto;justify-content:flex-end;align-items:center;gap:.55rem;min-width:0;display:flex}.page-header-acciones>*{flex-shrink:0}@media (width<=1280px){.page-header{padding:0 1.25rem}.page-header-acciones{gap:.4rem}}@media (width<=900px){.page-header{height:auto;min-height:var(--topbar-height);flex-direction:column;align-items:stretch;gap:.6rem;padding:.75rem 1rem}.page-header-identidad{min-width:0}.page-header-acciones{flex-wrap:wrap;justify-content:flex-start}}.page-header-sesion:not(:only-child){border-left:1px solid var(--brotez-silver-soft);margin-left:.35rem;padding-left:.7rem}@media (width<=900px){.page-header-sesion{margin-left:auto}}.page-header-linea{align-items:baseline;gap:.75rem;min-width:0;display:flex}.page-header-linea .page-header-titulo{flex:0 auto;min-width:0}.page-header-detalle{min-width:0;color:var(--brotez-text-muted);text-overflow:ellipsis;white-space:nowrap;flex:1 1 0;margin:0;overflow:hidden}@media (width<=1280px){.page-header-detalle{display:none}}