/* HIDROLIT Performance — Critical CSS (inline en <head>) */
:root{--hlp-blue-dark:#023C7F;--hlp-blue:#449FDC;--hlp-white:#fff;--hlp-bg:#fff;--hlp-text:#111;--hlp-text-mut:#555;--hlp-border:#e5e7eb;--hlp-radius:12px;--hlp-max:1280px;--hlp-max-narrow:760px;--hlp-font:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;--hlp-header-h:72px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--hlp-font);font-size:16px;line-height:1.6;color:var(--hlp-text);background:var(--hlp-bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--hlp-blue-dark);text-decoration:none;transition:color .2s}
a:hover{color:var(--hlp-blue)}
h1,h2,h3,h4,h5,h6{font-family:var(--hlp-font);font-weight:700;line-height:1.25;margin:0 0 .6em}
h1{font-size:clamp(1.8rem,3.5vw,2.8rem)}
h2{font-size:clamp(1.4rem,2.6vw,2rem)}
h3{font-size:clamp(1.15rem,2vw,1.4rem)}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.5em}
li{margin-bottom:.3em}
table{border-collapse:collapse;width:100%}
button,input,select,textarea{font-family:inherit;font-size:inherit;line-height:inherit}
button{cursor:pointer}
input,textarea,select{background:var(--hlp-white);border:1px solid var(--hlp-border);border-radius:6px;padding:.55rem .9rem;outline:none;transition:border-color .2s}
input:focus,textarea:focus,select:focus{border-color:var(--hlp-blue)}
strong,b{font-weight:700}
em,i{font-style:italic}
small{font-size:.85em}
hr{border:none;border-top:1px solid var(--hlp-border);margin:1.5em 0}
figure{margin:0}
.hlp-container{width:100%;max-width:var(--hlp-max);margin:0 auto;padding:0 1.25rem}
.hlp-container--narrow{max-width:var(--hlp-max-narrow)}
.hlp-skip-link{position:absolute;left:-9999px}
.hlp-skip-link:focus{left:1rem;top:1rem;background:var(--hlp-blue-dark);color:#fff;padding:.5rem 1rem;z-index:9999}
.hlp-site-header{background:var(--hlp-white);border-bottom:1px solid var(--hlp-border);position:sticky;top:0;z-index:100;min-height:var(--hlp-header-h)}
.hlp-header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:var(--hlp-header-h)}
.hlp-brand img{max-height:44px;width:auto}
.hlp-brand-text{font-weight:700;font-size:1.1rem;color:var(--hlp-blue-dark)}
.hlp-nav-primary .hlp-menu{list-style:none;margin:0;padding:0;display:flex;gap:1.5rem;align-items:center}
.hlp-nav-primary .hlp-menu li{list-style:none;position:relative}
.hlp-nav-primary .hlp-menu a{font-weight:500;color:var(--hlp-text);padding:.5rem 0;position:relative;display:inline-block;text-decoration:none}
.hlp-nav-primary .hlp-menu > li > a::after{content:'';position:absolute;left:0;bottom:0;width:0;height:2px;background:var(--hlp-blue);transition:width .25s}
.hlp-nav-primary .hlp-menu > li > a:hover::after{width:100%}
.hlp-nav-primary .hlp-menu .sub-menu,.hlp-nav-primary .hlp-menu ul.sub-menu{position:absolute;top:100%;left:0;background:#fff;min-width:220px;padding:.5rem 0;list-style:none;margin:0;box-shadow:0 10px 30px rgba(0,0,0,.12);border-radius:8px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s,transform .2s,visibility .2s;z-index:110;display:block}
.hlp-nav-primary .hlp-menu > li:hover > .sub-menu,.hlp-nav-primary .hlp-menu > li:focus-within > .sub-menu{opacity:1;visibility:visible;transform:translateY(0)}
.hlp-nav-primary .hlp-menu .sub-menu li{list-style:none;margin:0}
.hlp-nav-primary .hlp-menu .sub-menu li a{display:block;padding:.55rem 1.1rem;white-space:nowrap;color:var(--hlp-text)}
.hlp-nav-primary .hlp-menu .sub-menu li a:hover{background:rgba(68,159,220,.08);color:var(--hlp-blue-dark)}
.hlp-nav-primary .hlp-menu .sub-menu li a::after{display:none}
.hlp-nav-toggle{display:none;background:none;border:0;padding:.5rem;cursor:pointer;flex-direction:column;gap:4px}
.hlp-nav-toggle span{width:24px;height:2px;background:var(--hlp-blue-dark);display:block;transition:transform .25s}
.hlp-main{min-height:40vh}
/* Footer (critical subset para evitar layout roto mientras carga main.css) */
.hlp-site-footer{background:var(--hlp-blue-dark);color:#fff;padding:3rem 0 1.5rem;margin-top:4rem}
.hlp-site-footer a{color:#fff;opacity:.85;text-decoration:none}
.hlp-site-footer a:hover{color:var(--hlp-blue);opacity:1}
.hlp-footer-widgets{display:grid;gap:2rem;margin-bottom:2rem;grid-template-columns:repeat(2,1fr)}
.hlp-footer-widgets--cols-1{grid-template-columns:1fr}
/* Un solo sidebar: distribuir sus widgets en grid horizontal automático */
.hlp-footer-widgets--cols-1 .hlp-footer-col--widgets{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:2rem;align-items:start}
.hlp-footer-widgets--cols-1 .hlp-footer-col--widgets>.widget{margin-bottom:0}
.hlp-footer-widgets--cols-3{grid-template-columns:repeat(3,1fr)}
.hlp-footer-widgets--cols-4{grid-template-columns:repeat(4,1fr)}
/* Si hay un solo sidebar pero con varios widgets, cada widget es una columna del grid interno */
.hlp-footer-widgets--grid-internal>.hlp-footer-col--widgets{display:grid;gap:2rem;grid-template-columns:repeat(4,1fr)}
.hlp-footer-widgets--grid-internal.hlp-footer-widgets--cols-2>.hlp-footer-col--widgets{grid-template-columns:repeat(2,1fr)}
.hlp-footer-widgets--grid-internal.hlp-footer-widgets--cols-3>.hlp-footer-col--widgets{grid-template-columns:repeat(3,1fr)}
.hlp-footer-widgets--grid-internal>.hlp-footer-col--widgets>.widget{margin-bottom:0}
@media(max-width:900px){.hlp-footer-widgets--grid-internal>.hlp-footer-col--widgets{grid-template-columns:repeat(2,1fr)}}
.hlp-footer-widgets .widget{margin-bottom:1.5rem}
.hlp-footer-widgets .widget-title{color:#fff;font-size:1.05rem;margin:0 0 1rem;font-weight:600}
.hlp-footer-widgets ul{list-style:none;margin:0;padding:0}
.hlp-footer-widgets ul li{margin-bottom:.5rem}
.hlp-footer-widgets img{max-width:100%;height:auto;max-height:120px;width:auto}
.hlp-footer-widgets p{margin:0 0 .8em}
.hlp-footer-bottom{text-align:center;border-top:1px solid rgba(255,255,255,.15);margin-top:2rem;padding-top:1.5rem;font-size:.9rem;opacity:.7}
@media(max-width:600px){.hlp-footer-widgets{grid-template-columns:1fr}}
.hlp-reading-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:110;background:transparent}
.hlp-reading-progress__bar{height:100%;width:0;background:linear-gradient(90deg,var(--hlp-blue-dark),var(--hlp-blue));transition:width .12s linear}
@media(max-width:768px){
  .hlp-nav-primary{position:fixed;top:var(--hlp-header-h);left:0;right:0;background:var(--hlp-white);max-height:0;overflow:hidden;transition:max-height .3s}
  .hlp-nav-primary.is-open{max-height:calc(100vh - var(--hlp-header-h));border-top:1px solid var(--hlp-border);padding:1rem}
  .hlp-nav-primary .hlp-menu{flex-direction:column;gap:1rem}
  .hlp-nav-toggle{display:flex}
}
/* Layout de secciones — sin !important, definidos una sola vez */
.hlp-section-header{display:block;text-align:center;margin-bottom:4rem}
.hlp-section-eyebrow{display:block;width:100%}
.hlp-section-title{display:block;width:100%}
/* Footer grid-internal: 1 col outer, 4 cols inner */
.hlp-footer-widgets.hlp-footer-widgets--grid-internal{grid-template-columns:1fr}
.hlp-footer-widgets--grid-internal>.hlp-footer-col--widgets{display:grid;grid-template-columns:repeat(4,1fr);gap:2.5rem;width:100%}
@media(max-width:900px){
  .hlp-footer-widgets--grid-internal>.hlp-footer-col--widgets{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:680px){
  .hlp-footer-widgets--grid-internal>.hlp-footer-col--widgets{grid-template-columns:1fr}
}
