/* Encabezado único de Calidad · Criptonoticias (ficha y todas las páginas). Selectores con prefijo cn- para que
   ningún estilo de la página lo altere. Dos bloques independientes: escritorio (>=901 px) y móvil (<=900 px). */
.cn-top{background:#0B1F3A;color:#fff;border-bottom:4px solid #0D9488;font:15px/1.4 system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,sans-serif;position:relative;z-index:80}
.cn-top *{box-sizing:border-box}
.cn-top-in{max-width:1280px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:10px}
.cn-marca{display:flex;align-items:center;gap:10px;color:#fff!important;text-decoration:none!important;font-weight:700;letter-spacing:.01em}
.cn-logo{display:grid;place-items:center;width:30px;height:30px;border-radius:7px;background:#0D9488;color:#fff;font-weight:800;font-size:16px;flex:none}
.cn-nav{display:flex;align-items:center;gap:8px}
.cn-menu{position:relative}
.cn-btn{display:inline-flex;align-items:center;gap:6px;font:inherit;font-weight:600;line-height:1.2;color:#fff!important;background:transparent;border:2px solid #0D9488;border-radius:8px;cursor:pointer;text-decoration:none!important;white-space:nowrap;margin:0}
.cn-btn:hover,.cn-btn[aria-expanded=true]{background:#0B6F66}
.cn-btn:focus-visible{outline:3px solid #F5E6C8;outline-offset:2px}
.cn-flecha{font-size:10px;transition:transform .15s}
.cn-btn[aria-expanded=true] .cn-flecha{transform:rotate(180deg)}
.cn-lista{position:absolute;right:0;top:calc(100% + 6px);z-index:90;min-width:220px;margin:0;padding:6px;list-style:none;background:#fff;color:#0B1F3A;border:1px solid #D1D5DB;border-top:4px solid #0D9488;border-radius:8px;box-shadow:0 10px 24px rgba(11,31,58,.25);font-size:15px}
.cn-lista[hidden]{display:none}
.cn-lista li{margin:0}
.cn-lista a,.cn-lista button{display:block;width:100%;text-align:left;color:#0B1F3A!important;text-decoration:none!important;font:inherit;font-weight:600;padding:9px 11px;border-radius:6px;background:none;border:0;cursor:pointer}
.cn-lista a:hover,.cn-lista a:focus-visible,.cn-lista button:hover,.cn-lista button:focus-visible{background:#D6E8F5;outline:none}
.cn-lista form{margin:0}
.cn-info{margin:0 0 4px;padding:6px 11px 8px;border-bottom:1px solid #D1D5DB;font-size:13px;color:#4B5563}
.cn-info b{display:block;color:#0B1F3A;font-size:15px}

@media (min-width:901px){
  .cn-top-in{padding:10px 20px;min-height:60px}
  .cn-marca{font-size:17px}
  .cn-btn{padding:7px 13px;font-size:15px}
}
@media (max-width:900px){
  .cn-top-in{padding:8px 12px;min-height:52px;flex-wrap:wrap;row-gap:6px}
  .cn-marca{font-size:15px;gap:8px}
  .cn-logo{width:26px;height:26px;font-size:14px}
  .cn-nav{gap:6px;margin-left:auto}
  .cn-btn{padding:6px 10px;font-size:14px;min-height:36px}
  .cn-lista{min-width:210px;max-width:calc(100vw - 24px)}
  .cn-lista a,.cn-lista button{padding:11px 12px;font-size:16px}
}
@media (max-width:430px){
  .cn-top-in{flex-wrap:nowrap;padding:8px 10px}
  .cn-marca{font-size:14px;gap:6px;min-width:0}
  .cn-marca-txt{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .cn-nav{gap:4px;flex-shrink:0}
  .cn-btn{padding:6px 8px}
}
@media print{.cn-top{display:none}}