/* Portada de eltio.net: eje «La IA ya es ventaja en tu rubro. Es hoy.» */
:root{--fondo:#04070B;--panel:#0A1118;--panel2:#0F1821;--tinta:#EDF1F4;--gris:#9AA6B2;--linea:rgba(237,241,244,.12);--celeste:#7FC9F2;--celeste-osc:#0B2433;--ok:#8FE3B0}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--fondo);color:var(--tinta);font:400 17px/1.6 'Geist',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--celeste)}
:focus-visible{outline:2px solid var(--celeste);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:8px;background:var(--celeste);color:var(--fondo);padding:10px 14px;z-index:100;border-radius:6px}
.skip:focus{left:8px}
.inner{max-width:1200px;margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.estrecho{max-width:780px}
.display{font-family:'Archivo',sans-serif;font-stretch:115%;font-weight:800;letter-spacing:-.025em;line-height:1.02;margin:0 0 .5em;text-wrap:balance}
h2.display{font-size:clamp(32px,5vw,60px)}
.lead{color:var(--gris);font-size:clamp(17px,1.6vw,20px);max-width:60ch;margin:0 0 32px}
.sub{font-family:'Archivo',sans-serif;font-weight:600;font-size:15px;color:var(--gris);margin:0 0 18px}

/* cabecera */
.top{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:12px;padding:10px clamp(16px,4vw,40px);background:rgba(4,7,11,.86);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--linea)}
.wordmark{font-family:'Archivo',sans-serif;font-stretch:125%;font-weight:900;font-size:18px;letter-spacing:.02em;color:var(--tinta);text-decoration:none;margin-right:auto}
.wordmark span{color:var(--celeste)}
.nav{display:flex;gap:4px}
.nav a{color:var(--gris);text-decoration:none;font-size:14px;padding:10px 12px;border-radius:8px}
.nav a:hover{color:var(--tinta)}
@media(max-width:860px){.nav{display:none}}
.idioma{position:relative}
.idioma summary{list-style:none;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:6px;min-height:44px;min-width:44px;font-size:13px;font-weight:500;color:var(--gris)}
.idioma summary::-webkit-details-marker{display:none}
.idioma summary::after{content:"";width:5px;height:5px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px)}
.idioma[open] summary,.idioma summary:hover{color:var(--celeste)}
.idioma ul{list-style:none;position:absolute;right:0;top:100%;margin:6px 0 0;padding:6px;min-width:160px;background:var(--panel);border:1px solid var(--linea);border-radius:10px;z-index:60}
.idioma li a{display:flex;align-items:center;min-height:44px;padding:0 12px;border-radius:6px;color:var(--gris);text-decoration:none;font-size:15px}
.idioma li a:hover,.idioma li a[aria-current="true"]{color:var(--celeste)}

/* botones */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:999px;font-weight:600;font-size:16px;text-decoration:none;transition:background .15s,color .15s}
.btn.solid{background:var(--celeste);color:var(--fondo)}
.btn.solid:hover{background:#A9DCF7}
.btn.ghost{color:var(--tinta);border:1px solid rgba(237,241,244,.3)}
.btn.ghost:hover{border-color:var(--celeste);color:var(--celeste)}
.btn.chico{min-height:40px;padding:0 16px;font-size:14px}
@media(max-width:420px){.btn.chico{display:none}}
.acciones{display:flex;flex-wrap:wrap;gap:10px}

/* hero */
.hero{padding:clamp(40px,8vw,96px) 0 clamp(48px,7vw,88px);background:radial-gradient(80% 60% at 85% 10%,rgba(127,201,242,.10),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1fr;gap:36px}
@media(min-width:980px){.hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);align-items:start;gap:56px}}
.hero h1{font-size:clamp(40px,5.8vw,78px)}
.pregunta{font-family:'Archivo',sans-serif;font-weight:700;font-size:20px;margin:0 0 14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{font:500 15px/1 'Geist',sans-serif;color:var(--tinta);background:transparent;border:1px solid rgba(237,241,244,.24);border-radius:999px;min-height:44px;padding:0 18px;cursor:pointer}
.chip:hover{border-color:var(--celeste)}
.chip[aria-pressed="true"]{background:var(--celeste);border-color:var(--celeste);color:var(--fondo)}
.tablero{background:var(--panel);border:1px solid var(--linea);border-radius:18px;padding:clamp(20px,3vw,32px);box-shadow:0 30px 80px -30px rgba(127,201,242,.25)}
.panel[hidden]{display:none}
.panel+.panel{margin-top:32px;padding-top:32px;border-top:1px solid var(--linea)}
.js .panel+.panel{margin-top:0;padding-top:0;border:0}
.ventajas{list-style:none;margin:0 0 24px;padding:0;counter-reset:v}
.ventajas li{counter-increment:v;display:grid;grid-template-columns:34px 1fr;column-gap:10px;padding:14px 0;border-bottom:1px solid var(--linea)}
.ventajas li:first-child{padding-top:0}
.ventajas li::before{content:counter(v);grid-row:span 2;font-family:'Archivo',sans-serif;font-weight:800;font-size:15px;color:var(--celeste);width:28px;height:28px;border-radius:50%;background:var(--celeste-osc);display:grid;place-items:center}
.ventajas h3{font-family:'Archivo',sans-serif;font-weight:700;font-size:17px;margin:2px 0 2px}
.ventajas p{margin:0;color:var(--gris);font-size:15.5px;line-height:1.5}
.js .panel{animation:entra .25s ease-out}
@keyframes entra{from{opacity:.2;transform:translateY(6px)}to{opacity:1;transform:none}}

/* contraste */
.contraste{border-block:1px solid var(--linea);background:var(--panel)}
.contraste-grid{display:grid;gap:20px;padding-block:36px}
@media(min-width:860px){.contraste-grid{grid-template-columns:1fr 1fr 1fr;gap:40px}}
.contraste p{margin:0;color:var(--gris);font-size:16px}
.contraste strong{display:block;font-family:'Archivo',sans-serif;font-stretch:115%;font-weight:800;font-size:30px;color:var(--tinta);line-height:1.1;margin-bottom:6px}
.contraste cite{display:block;font-style:normal;font-size:13px;margin-top:6px;color:#6F7B87}
.contraste cite a{color:inherit}
.contraste .remate{font-family:'Archivo',sans-serif;font-weight:700;font-size:20px;color:var(--tinta);align-self:center}

/* bloques */
.bloque{padding:clamp(64px,9vw,120px) 0}

/* ventanas de demostracion */
.ventanas{display:grid;gap:20px}
@media(min-width:900px){.ventanas{grid-template-columns:repeat(3,1fr)}}
.ventana{margin:0;display:flex;flex-direction:column}
.ventana>div:not(.barra){background:var(--panel2);border:1px solid var(--linea);border-top:0;border-radius:0 0 14px 14px;padding:18px;flex:1;min-height:250px}
.barra{display:flex;align-items:center;gap:6px;background:#141F2A;border:1px solid var(--linea);border-radius:14px 14px 0 0;padding:10px 14px}
.barra i{width:10px;height:10px;border-radius:50%;background:#2A3744}
.barra span{margin-left:8px;font-size:13px;color:var(--gris)}
.ventana figcaption{color:var(--gris);font-size:15px;margin-top:14px}
.ventana figcaption strong{color:var(--tinta)}
.chat{display:flex;flex-direction:column;gap:8px}
.hora{align-self:center;font-size:12px;color:#6F7B87;margin:0 0 4px}
.msg{margin:0;max-width:85%;padding:9px 12px;border-radius:12px;font-size:14.5px;line-height:1.4}
.ellos{background:#1A2631;align-self:flex-start;border-bottom-left-radius:4px}
.nos{background:var(--celeste-osc);color:#D7EEFB;align-self:flex-end;border-bottom-right-radius:4px}
.tabla .fila{display:grid;grid-template-columns:1.1fr .8fr 1.2fr;gap:8px;margin:0;padding:11px 0;border-bottom:1px solid var(--linea);font-size:14px;align-items:center}
.tabla .cab{color:#6F7B87;font-size:12.5px;padding-top:0}
.et{justify-self:start;font-size:12.5px;padding:3px 9px;border-radius:999px;background:#1A2631;color:var(--gris)}
.et.ok{background:rgba(143,227,176,.12);color:var(--ok)}
.semana p{display:flex;gap:14px;align-items:baseline;margin:0;padding:10px 0;border-bottom:1px solid var(--linea);font-size:14.5px}
.semana span{width:34px;color:var(--celeste);font-size:13px;font-weight:600}
.semana b{font-weight:500}

/* 30 dias */
.linea{list-style:none;margin:0;padding:0;display:grid;gap:0}
@media(min-width:900px){.linea{grid-template-columns:repeat(4,1fr);gap:24px}}
.linea li{position:relative;padding:0 0 28px 28px;border-left:1px solid var(--linea)}
.linea li::before{content:"";position:absolute;left:-6px;top:4px;width:11px;height:11px;border-radius:50%;background:var(--celeste)}
@media(min-width:900px){.linea li{border-left:0;border-top:1px solid var(--linea);padding:28px 0 0}.linea li::before{left:0;top:-6px}}
.cuando{font-size:13px;color:var(--celeste);font-weight:600}
.linea h3{font-family:'Archivo',sans-serif;font-weight:700;font-size:20px;margin:6px 0 6px}
.linea p{margin:0;color:var(--gris);font-size:15.5px}

/* clientes */
.clientes{padding:8px 0 24px}
.logos{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px 28px}
.logos li{font-family:'Archivo',sans-serif;font-stretch:120%;font-weight:700;font-size:16px;color:#6F7B87;letter-spacing:.04em}

/* preguntas */
details:not(.idioma){border-bottom:1px solid var(--linea)}
details:not(.idioma) summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:16px;padding:20px 0;font-family:'Archivo',sans-serif;font-weight:600;font-size:18px}
details:not(.idioma) summary::-webkit-details-marker{display:none}
details:not(.idioma) summary::after{content:"+";color:var(--celeste);font-size:22px;line-height:1}
details[open]:not(.idioma) summary::after{content:"–"}
details:not(.idioma) p{margin:0 0 20px;color:var(--gris);max-width:62ch}
.mas{margin-top:24px}

/* cierre */
.cierre{padding:clamp(64px,9vw,110px) 0 0;background:linear-gradient(180deg,transparent,rgba(127,201,242,.06))}
.cierre-grid{display:grid;gap:32px;align-items:end}
@media(min-width:900px){.cierre-grid{grid-template-columns:1fr 360px}}
.cierre h2{font-size:clamp(36px,5.6vw,68px)}
.cierre img{display:block;width:100%;max-width:360px;height:auto;border-radius:16px 16px 0 0;justify-self:center}

/* pie */
footer{border-top:1px solid var(--linea);padding:48px 0;color:var(--gris);font-size:14px}
footer a{color:var(--gris)}
footer a:hover{color:var(--celeste)}
.foot-nav{margin-bottom:28px}
.foot-nav-titulo{color:var(--tinta);font-weight:600;margin:0 0 10px}
.foot-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:4px 18px}
.foot-nav li a{display:inline-block;padding:6px 0}
footer p{margin:4px 0}
.nota-idioma{display:block;color:var(--gris);font-size:13px;margin-top:10px}
.acciones .nota-idioma{order:3;flex-basis:100%;margin-top:4px}