*{box-sizing:border-box}
:root{
  --green:#1f9d50;
  --olive:#3a7a44;
  --brown:#7b6246;
  --blue:#1ca3ec;
  --dark:#0b1b1f;
  --light:#f7faf9;
}
html,body{margin:0;padding:0;font-family:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#1a1a1a;background:#fff}
img{max-width:100%;height:auto;display:block}
.container{width:min(1100px,92%);margin:0 auto}
.site-header{position:sticky;top:0;background:#ffffffd9;backdrop-filter:saturate(1.2) blur(8px);z-index:50;border-bottom:1px solid #eee}
.nav{display:flex;align-items:center;justify-content:space-between;padding:.6rem 0}
.brand{display:flex;gap:.6rem;align-items:center;text-decoration:none;color:var(--dark);font-weight:700}
.brand img{width:44px;height:44px;object-fit:contain}
.nav ul{display:flex;gap:1rem;list-style:none;margin:0;padding:0}
.nav a{color:#1a1a1a;text-decoration:none;font-weight:600}
.nav a:hover{color:var(--green)}
.menu-btn{display:none;font-size:1.5rem;background:none;border:none}
@media (max-width:840px){
  .menu-btn{display:block}
  .nav ul{position:absolute;right:0;top:64px;background:#fff;flex-direction:column;padding:1rem;border:1px solid #eee;display:none}
  .nav ul.show{display:flex}
}

.hero{background:linear-gradient(120deg,#e8f7ed,#eef9ff);padding:3.5rem 0 2.5rem}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:2rem;align-items:center}
.hero h1{font-size:clamp(1.6rem,3vw,2.6rem);line-height:1.1;margin:0 0 .7rem}
.hero h1 span{color:var(--green)}
.hero p{opacity:.85;margin:0 0 1.2rem}
.cta{display:flex;gap:.8rem;flex-wrap:wrap}
.btn{padding:.8rem 1rem;border-radius:14px;border:1px solid #dce7de;background:#fff;color:#1a1a1a;text-decoration:none;font-weight:600;transition:.2s}
.btn:hover{transform:translateY(-1px)}
.btn.primary{background:var(--green);border-color:var(--green);color:#fff}
.btn.outline{background:transparent}

.section{padding:3rem 0}
.section.alt{background:#fafafa}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:2rem;align-items:center}
@media (max-width:900px){.hero-inner,.grid-2{grid-template-columns:1fr}}

.product-figure{margin:0}
.product-figure figcaption{font-size:.9rem;opacity:.7;margin-top:.4rem}

.bullet{padding-left:1.2rem}
.bullet li{margin:.35rem 0}

.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin-top:1rem}
@media (max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.cards{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid #eee;border-radius:16px;overflow:hidden;box-shadow:0 6px 20px rgba(0,0,0,.04)}
.card-body{padding:1rem}
.card h3{margin:.2rem 0 .4rem}

.catalogo-fichas{margin-top:1rem}
.fichas-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem}
@media (max-width:900px){.fichas-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.fichas-grid{grid-template-columns:1fr}}
.fichas-grid img{border:1px solid #eee;border-radius:10px}

.fb-embed{width:100%}

.contact{display:grid;gap:1rem}
.contact-list{list-style:none;padding:0;margin:0 0 .5rem;display:grid;gap:.4rem}
.contact-form{display:grid;gap:.6rem}
.contact-form .row{display:grid;grid-template-columns:1fr 1fr;gap:.6rem}
@media (max-width:560px){.contact-form .row{grid-template-columns:1fr}}
.contact-form input,.contact-form textarea{width:100%;padding:.8rem;border:1px solid #d7e0d9;border-radius:12px;font:inherit}
.contact-form button{justify-self:start}

.site-footer{background:#0f1b16;color:#dfe9e3;padding:1.5rem 0}
.footer-inner{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:1rem;align-items:center}
.footer-inner a{color:#dfe9e3;text-decoration:none;margin:.2rem 0;display:block}
.footer-inner img{width:52px}
@media (max-width:840px){.footer-inner{grid-template-columns:1fr}}

.wa-float{position:fixed;right:18px;bottom:18px;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#fff;box-shadow:0 8px 22px rgba(0,0,0,.2);z-index:60}
.wa-float svg{width:28px;fill:#fff}
.wa-float:hover{transform:translateY(-2px)}