/* Biconec Home - Revisado */
:root{
  --cyan:#05b6d1;
  --cyan-dark:#019db9;
  --navy:#091428;
  --text:#111827;
  --muted:#536174;
  --soft:#f5f8fb;
  --white:#fff;
  --shadow:0 18px 45px rgba(15,23,42,.08);
  --radius:22px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Montserrat,Arial,sans-serif;
  color:var(--text);
  background:#fff;
  font-size:16px;
  line-height:1.7;
  overflow-x:hidden;
}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.container{width:min(1250px,calc(100% - 48px));margin:0 auto}

.site-header{
  height:86px;
  background:#fff;
  display:flex;
  align-items:center;
  position:sticky;
  top:0;
  z-index:100;
  box-shadow:0 1px 0 rgba(15,23,42,.05);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand img{width:178px;height:auto}
.main-nav{display:flex;gap:22px;align-items:center;font-size:14px;font-weight:700;color:#344055}
.main-nav a{padding:9px 14px;border-radius:22px;transition:.2s ease}
.main-nav a:hover,.main-nav .active{background:#e9fbff;color:var(--cyan-dark)}
.nav-cta{background:var(--cyan);color:#fff;font-weight:800;padding:12px 28px;border-radius:28px;box-shadow:0 12px 25px rgba(5,182,209,.25);transition:.2s;white-space:nowrap}
.nav-cta:hover{transform:translateY(-2px);background:var(--cyan-dark)}
.menu-toggle{display:none;background:transparent;border:0;width:42px;height:42px}
.menu-toggle span{display:block;height:3px;background:#111827;margin:7px 0;border-radius:10px}

main{display:block;position:relative;z-index:1}

/* HERO corregido */
.hero{
  min-height:710px;
  position:relative;
  display:flex;
  align-items:center;
  overflow:hidden;
  background:#061125;
}
.hero-media{
  position:absolute;
  inset:0;
  background-image:url('../img/hero-biconec.jpg');
  background-size:cover;
  background-position:center right;
  background-repeat:no-repeat;
  transform:scale(1.01);
}
.hero-shade{
  position:absolute;
  inset:0;
  background:
    linear-gradient(90deg,rgba(3,10,25,.98) 0%,rgba(8,20,42,.92) 42%,rgba(8,20,42,.68) 72%,rgba(8,20,42,.50) 100%),
    linear-gradient(180deg,rgba(5,13,31,.10) 0%,rgba(5,13,31,.58) 100%);
}
.hero-content{
  position:relative;
  z-index:2;
  color:#fff;
  padding:80px 0 92px;
}
.eyebrow{display:inline-flex;align-items:center;gap:10px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:22px;padding:8px 18px;margin-bottom:28px;font-weight:700;font-size:14px;backdrop-filter:blur(4px)}
.eyebrow span{width:8px;height:8px;background:#7daa2d;border-radius:50%;display:inline-block}
.hero h1{max-width:760px;font-size:clamp(44px,5.1vw,74px);line-height:1.07;margin:0 0 22px;font-weight:900;letter-spacing:-2.4px}
.hero h1 span{color:var(--cyan)}
.hero p{max-width:720px;margin:0 0 38px;color:#f0f6fc;font-size:20px;font-weight:500}
.hero-actions{display:flex;gap:18px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:34px;padding:17px 32px;font-weight:800;transition:.2s ease;border:1px solid transparent}
.btn.primary{background:var(--cyan);color:white;box-shadow:0 16px 34px rgba(5,182,209,.25)}
.btn.secondary{background:rgba(255,255,255,.12);border-color:rgba(255,255,255,.25);color:#fff}
.btn.light{background:#fff;color:var(--cyan-dark);min-width:260px}
.btn:hover{transform:translateY(-3px)}

.section{padding:72px 0}
.features{background:#f8fafc}
.section-heading{text-align:center;max-width:770px;margin:0 auto 58px}
.section-heading span,.section-kicker{color:var(--cyan-dark);font-weight:800;letter-spacing:.06em;font-size:14px}
.section-heading h2,.mini-about h2{font-size:clamp(32px,3vw,44px);line-height:1.15;margin:8px 0 16px;letter-spacing:-1px}
.section-heading p{font-size:19px;color:var(--muted);margin:0}
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px 32px}
.feature-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;display:grid;grid-template-columns:250px 1fr;min-height:215px;position:relative;transition:.25s ease;border:1px solid #edf2f7}
.feature-card:hover{transform:translateY(-6px);box-shadow:0 24px 60px rgba(15,23,42,.13);border-color:#d8f5fb}
.feature-img{height:100%;overflow:hidden}
.feature-img img{width:100%;height:100%;object-fit:cover}
.feature-icon{position:absolute;top:18px;left:18px;width:48px;height:48px;background:#fff;border-radius:12px;display:grid;place-items:center;color:var(--cyan);font-weight:800;font-size:20px;box-shadow:0 12px 26px rgba(15,23,42,.12)}
.feature-text{padding:34px 34px 28px}
.feature-text h3{margin:0 0 10px;font-size:22px;line-height:1.25}
.feature-text p{margin:0;color:#4b596d;font-size:17px}

.mini-about{background:#fff}
.about-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.mini-about p{color:var(--muted);font-size:18px;max-width:690px}
.about-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.about-stats div{background:#f8fafc;border:1px solid #e8eef5;border-radius:20px;padding:25px;text-align:center}
.about-stats strong{display:block;font-size:30px;color:var(--cyan-dark);line-height:1}
.about-stats span{display:block;margin-top:10px;color:#536174;font-weight:600;font-size:14px}

/* CTA y footer corregidos: sin absolute afuera, sin encimarse */
.cta-band{
  position:relative;
  z-index:1;
  display:block;
  width:100%;
  min-height:430px;
  padding:104px 0;
  background:
    linear-gradient(rgba(0,181,210,.86),rgba(0,181,210,.86)),
    url('../img/cta-bg.jpg') center/cover no-repeat,
    #05b6d1;
  color:#fff;
  text-align:center;
  overflow:hidden;
  clear:both;
}
.cta-band::after{
  content:"";
  position:absolute;
  inset:0;
  background:rgba(0,181,210,.10);
  z-index:0;
  pointer-events:none;
}
.cta-content{
  position:relative;
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
}
.cta-content h2{font-size:clamp(34px,4.5vw,54px);line-height:1.05;margin:0 0 24px;font-weight:900;letter-spacing:-1.5px}
.cta-content p{font-size:20px;max-width:840px;margin:0 auto 34px}

.site-footer{
  position:relative;
  z-index:2;
  display:block;
  width:100%;
  background:#f5f8fb;
  padding:72px 0 24px;
  margin:0;
  clear:both;
}
.footer-grid{display:grid;grid-template-columns:1.15fr .8fr .9fr 1fr;gap:64px;align-items:start}
.footer-brand img{width:230px;height:auto;margin-bottom:22px}
.footer-brand p,.site-footer a,.site-footer p{color:#536174;font-weight:500}
.site-footer h3{margin:0 0 20px;font-size:18px}
.site-footer a{display:block;margin:9px 0}
.site-footer a:hover{color:var(--cyan-dark)}
.socials{display:flex;gap:12px;margin-top:26px}
.socials a{width:38px;height:38px;border:1px solid #e2e8f0;border-radius:50%;display:grid;place-items:center;background:#fff;margin:0;color:#8aa0b4;font-weight:700}
.contact-line{display:flex;gap:12px;align-items:center;margin:10px 0}
.contact-line span:first-child{color:var(--cyan-dark);font-weight:800}
.footer-bottom{border-top:1px solid #dfe7ef;margin-top:56px;padding-top:24px;display:flex;justify-content:space-between;gap:20px}
.footer-bottom div{display:flex;gap:26px}

.whatsapp{position:fixed;right:24px;bottom:24px;z-index:150;width:58px;height:58px;border-radius:50%;background:#22c55e;color:#fff;display:grid;place-items:center;box-shadow:0 16px 35px rgba(34,197,94,.35)}
.whatsapp svg{width:35px;height:35px;fill:#fff}

@media(max-width:1040px){
  .feature-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .main-nav{gap:8px}
  .nav-cta{padding:11px 18px}
}
@media(max-width:820px){
  .site-header{height:auto;padding:14px 0}
  .brand img{width:160px}
  .menu-toggle{display:block}
  .main-nav,.nav-cta{display:none}
  .main-nav.open{display:flex;position:absolute;top:72px;left:24px;right:24px;background:#fff;border-radius:18px;box-shadow:var(--shadow);padding:18px;flex-direction:column;align-items:flex-start}
  .hero{min-height:640px;align-items:flex-end}
  .hero-media{background-position:center right}
  .hero-shade{background:linear-gradient(90deg,rgba(3,10,25,.98) 0%,rgba(8,20,42,.92) 65%,rgba(8,20,42,.76) 100%)}
  .hero-content{padding:84px 0 70px}
  .hero h1{font-size:clamp(38px,12vw,54px);letter-spacing:-1.6px}
  .hero p{font-size:17px}
  .feature-card{grid-template-columns:1fr}
  .feature-img{height:210px}
  .about-grid{grid-template-columns:1fr}
  .about-stats{grid-template-columns:1fr}
  .cta-band{min-height:390px;padding:80px 0}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column}
  .container{width:min(100% - 32px,1250px)}
}