/*
Theme Name: NEXINN Profesional
Theme URI: https://nexinningenieria.com
Author: NEXINN Ingeniería
Description: Página corporativa con automatización, robótica educativa, recursos descargables y menú flotante de WhatsApp.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 7.4
Text Domain: nexinn-profesional
*/

:root{
  --nx-navy:#07131f; --nx-blue:#0c3152; --nx-cyan:#18a8e8; --nx-green:#25d366;
  --nx-light:#f3f7fa; --nx-text:#172536; --nx-muted:#5e6f80; --nx-white:#fff;
  --nx-border:#dfe8ef; --nx-shadow:0 18px 45px rgba(8,31,49,.12);
}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--nx-text);background:#fff}
a{text-decoration:none}.nx-container{width:min(1180px,92%);margin:auto}
.nx-header{position:sticky;top:0;z-index:100;background:rgba(7,19,31,.96);border-bottom:1px solid rgba(255,255,255,.1)}
.nx-nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.nx-logo{font-size:22px;font-weight:900;color:#fff;letter-spacing:.5px}.nx-logo span{color:var(--nx-cyan)}
.nx-links{display:flex;align-items:center;gap:20px}.nx-links a{color:#cbd8e3;font-size:14px}.nx-links a:hover{color:#fff}
.nx-btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 20px;border-radius:10px;font-weight:800;background:linear-gradient(135deg,var(--nx-cyan),#44d3b0);color:#05131f}
.nx-btn-outline{background:transparent;border:1px solid rgba(255,255,255,.3);color:#fff}
.nx-hero{color:#fff;padding:96px 0 80px;background:linear-gradient(110deg,rgba(5,17,28,.97),rgba(8,39,65,.88)),radial-gradient(circle at 85% 15%,rgba(24,168,232,.3),transparent 32%),#07131f}
.nx-hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:46px;align-items:center}
.nx-eyebrow{font-size:13px;letter-spacing:1.6px;text-transform:uppercase;color:#43d3b0;font-weight:800}
.nx-hero h1{font-size:clamp(40px,5.5vw,68px);line-height:1.02;margin:15px 0 20px}
.nx-hero p{color:#c4d3df;font-size:19px;line-height:1.65;max-width:720px}
.nx-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}
.nx-dashboard{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.13);padding:24px;border-radius:24px;box-shadow:0 30px 75px rgba(0,0,0,.28)}
.nx-screen{background:#0b243a;border:1px solid rgba(255,255,255,.11);border-radius:17px;padding:19px;margin-bottom:16px}
.nx-screen-head{display:flex;justify-content:space-between;color:#fff;font-weight:800;margin-bottom:14px}
.nx-bars{display:grid;gap:10px}.nx-bar{height:10px;background:rgba(255,255,255,.12);border-radius:99px;overflow:hidden}.nx-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--nx-cyan),#43d3b0)}
.nx-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.nx-metric{text-align:center;background:rgba(255,255,255,.07);padding:15px;border-radius:13px}.nx-metric strong{display:block;font-size:22px}.nx-metric small{color:#b7c8d5}
.nx-section{padding:78px 0}.nx-section-soft{background:var(--nx-light)}.nx-section-dark{background:#091b2c;color:#fff}
.nx-heading{max-width:790px;margin-bottom:36px}.nx-heading h2{font-size:clamp(30px,3.4vw,44px);margin:0 0 13px}.nx-heading p{font-size:17px;line-height:1.7;color:var(--nx-muted)}.nx-section-dark .nx-heading p{color:#bdcad5}
.nx-grid4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.nx-card{background:#fff;border:1px solid var(--nx-border);border-radius:18px;padding:25px;box-shadow:0 10px 28px rgba(8,31,49,.06)}
.nx-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--nx-cyan),#43d3b0);font-weight:900;margin-bottom:17px}
.nx-card h3{margin:0 0 11px;font-size:20px}.nx-card p{color:var(--nx-muted);line-height:1.6;margin:0}
.nx-edu{display:grid;grid-template-columns:1fr 1fr;gap:24px}.nx-feature{border-radius:24px;padding:34px}.nx-feature-dark{background:linear-gradient(135deg,#0a2943,#0b1b2a);color:#fff}.nx-feature-light{background:#fff;border:1px solid var(--nx-border)}
.nx-feature h3{font-size:27px;margin:0 0 12px}.nx-feature p{line-height:1.65}.nx-chips{display:flex;flex-wrap:wrap;gap:9px;margin:20px 0 24px}.nx-chip{padding:9px 13px;border-radius:999px;font-size:13px;font-weight:800}.nx-feature-dark .nx-chip{background:rgba(255,255,255,.09)}.nx-feature-light .nx-chip{background:#e9f5fb;color:#155b7d}
.nx-resources{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.nx-resource{background:#fff;border:1px solid var(--nx-border);border-radius:18px;overflow:hidden;box-shadow:var(--nx-shadow)}
.nx-resource-head{padding:19px;background:linear-gradient(135deg,#0b2e4c,#10527e);color:#fff}.nx-resource-head small{font-weight:800;color:#8bdfff}.nx-resource-head h3{margin:8px 0 0}
.nx-resource-body{padding:22px}.nx-resource-body p{color:var(--nx-muted);line-height:1.6}.nx-meta{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.nx-meta span{font-size:12px;font-weight:800;background:#edf4f8;padding:7px 10px;border-radius:999px}
.nx-downloads{display:flex;gap:9px;flex-wrap:wrap}.nx-downloads a{font-size:13px;font-weight:800;color:#fff;background:#0d72a9;padding:10px 12px;border-radius:8px}.nx-downloads a:nth-child(2){background:#158365}
.nx-cta{display:flex;align-items:center;justify-content:space-between;gap:30px;background:linear-gradient(135deg,#07131f,#0d3b61);border-radius:25px;padding:46px;color:#fff}.nx-cta h2{font-size:34px;margin:0 0 10px}.nx-cta p{color:#c5d4df;line-height:1.6;margin:0}
.nx-footer{background:#040b12;color:#b8c5cf;padding:34px 0}.nx-footer-grid{display:flex;justify-content:space-between;gap:25px;flex-wrap:wrap}.nx-footer strong{color:#fff}

/* WhatsApp flotante */
.nx-wa-wrap{position:fixed;right:22px;bottom:22px;z-index:999}
.nx-wa-button{width:62px;height:62px;border:0;border-radius:50%;background:var(--nx-green);color:#fff;font-size:28px;cursor:pointer;box-shadow:0 13px 30px rgba(0,0,0,.25);display:grid;place-items:center}
.nx-wa-button:hover{transform:translateY(-2px)}
.nx-wa-panel{position:absolute;right:0;bottom:76px;width:min(355px,calc(100vw - 32px));background:#fff;border-radius:18px;box-shadow:0 20px 55px rgba(0,0,0,.24);overflow:hidden;border:1px solid #dce6ec;display:none}
.nx-wa-panel.is-open{display:block;animation:nxPop .18s ease-out}
@keyframes nxPop{from{opacity:0;transform:translateY(9px) scale(.98)}to{opacity:1;transform:none}}
.nx-wa-head{background:linear-gradient(135deg,#087b58,#16a273);color:#fff;padding:20px 20px 17px}.nx-wa-head strong{display:block;font-size:18px}.nx-wa-head span{font-size:13px;opacity:.9}
.nx-wa-list{padding:10px}.nx-wa-item{display:flex;align-items:center;gap:12px;padding:12px;border-radius:11px;color:#1b2a36}.nx-wa-item:hover{background:#f0f6f4}.nx-wa-emoji{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:#e9f7f0;font-size:18px}.nx-wa-item b{display:block;font-size:14px}.nx-wa-item small{display:block;color:#70808d;margin-top:2px}
.nx-wa-close{position:absolute;right:13px;top:12px;background:transparent;border:0;color:#fff;font-size:22px;cursor:pointer}

@media(max-width:950px){.nx-links{display:none}.nx-hero-grid,.nx-edu{grid-template-columns:1fr}.nx-grid4{grid-template-columns:1fr 1fr}.nx-resources{grid-template-columns:1fr 1fr}.nx-cta{flex-direction:column;align-items:flex-start}}
@media(max-width:620px){.nx-grid4,.nx-resources,.nx-metrics{grid-template-columns:1fr}.nx-hero{padding:70px 0}.nx-cta{padding:30px}.nx-wa-wrap{right:14px;bottom:14px}}