/* ===========================================================
   M&M Biofreight — Hoja de estilos
   Marca: azul #0E5080 · verde #329E38 · navy #08243A
   =========================================================== */

:root{
  --blue:#0E5080;
  --blue-d:#08243A;
  --blue-l:#1B6BA8;
  --green:#329E38;
  --green-d:#27822c;
  --mint:#E9F4F1;
  --mint-2:#F2F8F6;
  --ink:#1c2733;
  --gray:#5b6470;
  --gray-l:#8a929c;
  --line:#e4e8ec;
  --bg:#ffffff;
  --bg-soft:#f6f9fb;
  --radius:14px;
  --radius-s:10px;
  --shadow:0 10px 30px rgba(8,36,58,.08);
  --shadow-s:0 4px 14px rgba(8,36,58,.07);
  --maxw:1180px;
  --font-h:"Poppins",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-b:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-b);
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:var(--font-h);line-height:1.18;color:var(--blue);font-weight:700}
a{color:var(--green);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:84px 0}
.section-soft{background:var(--bg-soft)}
.eyebrow{
  display:inline-block;font-family:var(--font-h);font-weight:600;
  font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--green);margin-bottom:14px;
}
.section-head{max-width:720px;margin:0 auto 52px;text-align:center}
.section-head h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
.section-head p{color:var(--gray);margin-top:14px;font-size:1.05rem}
.lead{font-size:1.12rem;color:var(--gray)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:9px;
  font-family:var(--font-h);font-weight:600;font-size:.95rem;
  padding:13px 26px;border-radius:999px;border:2px solid transparent;
  cursor:pointer;transition:.2s;text-decoration:none;
}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-d)}
.btn-outline{border-color:#fff;color:#fff}
.btn-outline:hover{background:#fff;color:var(--blue)}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-d)}
.btn-ghost{border-color:var(--line);color:var(--blue)}
.btn-ghost:hover{border-color:var(--green);color:var(--green)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:76px}
.nav .logo img{height:42px;width:auto}
.nav-links{display:flex;align-items:center;gap:30px;list-style:none}
.nav-links a{
  color:var(--ink);font-family:var(--font-h);font-weight:500;font-size:.95rem;
  position:relative;padding:4px 0;
}
.nav-links a:hover{color:var(--green);text-decoration:none}
.nav-links a.active{color:var(--blue)}
.nav-links a.active::after{
  content:"";position:absolute;left:0;bottom:-6px;width:100%;height:2px;background:var(--green);
}
.nav-right{display:flex;align-items:center;gap:18px}
.lang-toggle{display:inline-flex;border:1px solid var(--line);border-radius:999px;overflow:hidden}
.lang-toggle button{
  border:0;background:transparent;cursor:pointer;font-family:var(--font-h);
  font-weight:600;font-size:.8rem;padding:6px 12px;color:var(--gray);
}
.lang-toggle button.active{background:var(--blue);color:#fff}
.nav-cta{display:inline-flex}
.burger{display:none;background:none;border:0;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.burger span{width:26px;height:2px;background:var(--blue);border-radius:2px;transition:.25s}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:linear-gradient(125deg,var(--blue-d) 0%,var(--blue) 55%,var(--blue-l) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.16;
  background:
    radial-gradient(circle at 85% 20%, var(--green) 0, transparent 38%),
    radial-gradient(circle at 12% 90%, #6EEFD8 0, transparent 40%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  padding:96px 0 104px}
.hero h1{color:#fff;font-size:clamp(2.1rem,4.6vw,3.4rem);letter-spacing:-.01em}
.hero h1 .accent{color:#6EEFD8}
.hero p{color:#dbe6ef;font-size:1.15rem;margin:22px 0 32px;max-width:560px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-badges{display:flex;gap:26px;margin-top:40px;flex-wrap:wrap}
.hero-badges div{font-family:var(--font-h)}
.hero-badges b{display:block;font-size:1.7rem;color:#fff}
.hero-badges span{font-size:.85rem;color:#b9cad8}
.hero-art{display:flex;justify-content:center;align-items:center}
.hero-art svg{width:100%;max-width:440px;filter:drop-shadow(0 20px 40px rgba(0,0,0,.25))}

/* ---------- Trust strip ---------- */
.trust{background:var(--mint);padding:26px 0}
.trust .container{display:flex;flex-wrap:wrap;gap:18px 40px;justify-content:center;align-items:center}
.trust span{font-family:var(--font-h);font-weight:600;color:var(--blue);font-size:.92rem;
  display:inline-flex;align-items:center;gap:9px}
.trust svg{width:20px;height:20px;color:var(--green)}

/* ---------- Cards / services ---------- */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:.25s;height:100%;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ico{
  width:54px;height:54px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:var(--mint);color:var(--green);margin-bottom:18px;
}
.card .ico svg{width:28px;height:28px}
.card h3{font-size:1.18rem;margin-bottom:8px}
.card p{color:var(--gray);font-size:.96rem}

/* feature list */
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:18px 34px;margin-top:8px}
.feature{display:flex;gap:14px;align-items:flex-start}
.feature .dot{flex:0 0 auto;width:30px;height:30px;border-radius:8px;background:var(--mint);
  color:var(--green);display:flex;align-items:center;justify-content:center}
.feature .dot svg{width:18px;height:18px}
.feature h4{color:var(--blue);font-size:1.02rem;margin-bottom:2px}
.feature p{color:var(--gray);font-size:.92rem}

/* split section */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img,.split .media{border-radius:var(--radius);box-shadow:var(--shadow)}
.media-card{background:linear-gradient(135deg,var(--blue),var(--blue-l));border-radius:var(--radius);
  padding:42px;color:#fff;box-shadow:var(--shadow)}
.media-card svg{width:100%;max-width:360px;margin:0 auto;display:block}

/* values */
.value{padding:28px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.value .num{font-family:var(--font-h);font-weight:700;color:var(--green);font-size:.9rem;letter-spacing:.1em}
.value h3{font-size:1.12rem;margin:10px 0 6px}
.value p{color:var(--gray);font-size:.94rem}

/* coverage */
.cov-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.cov-list{list-style:none;display:grid;gap:14px}
.cov-list li{display:flex;gap:12px;align-items:flex-start;color:var(--gray)}
.cov-list svg{flex:0 0 auto;width:22px;height:22px;color:var(--green);margin-top:2px}
.cov-list b{color:var(--ink);font-family:var(--font-h)}
.map-card{background:var(--mint);border-radius:var(--radius);padding:34px;text-align:center}
.map-card svg{width:100%;max-width:360px;margin:0 auto}

/* steps */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.step{position:relative;padding:28px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}
.step::before{counter-increment:step;content:"0" counter(step);font-family:var(--font-h);
  font-weight:700;font-size:1.6rem;color:var(--green);opacity:.5}
.step h4{margin:6px 0;color:var(--blue)}
.step p{color:var(--gray);font-size:.92rem}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--green-d),var(--green));color:#fff;border-radius:0}
.cta-band .container{text-align:center}
.cta-band h2{color:#fff;font-size:clamp(1.6rem,3.2vw,2.3rem)}
.cta-band p{color:#e8fbf0;margin:14px auto 28px;max-width:600px}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px}
.contact-info{display:grid;gap:22px;align-content:start}
.ci-item{display:flex;gap:16px;align-items:flex-start}
.ci-item .ico{flex:0 0 auto;width:46px;height:46px;border-radius:11px;background:var(--mint);
  color:var(--green);display:flex;align-items:center;justify-content:center}
.ci-item .ico svg{width:22px;height:22px}
.ci-item h4{color:var(--blue);margin-bottom:2px;font-size:1rem}
.ci-item p,.ci-item a{color:var(--gray);font-size:.96rem}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px;box-shadow:var(--shadow-s)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-family:var(--font-h);font-weight:500;font-size:.85rem;color:var(--ink);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-s);
  font-family:var(--font-b);font-size:.95rem;color:var(--ink);background:#fff;transition:.2s;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--green);
  box-shadow:0 0 0 3px rgba(50,158,56,.12)}
.field textarea{resize:vertical;min-height:120px}
.form .btn{width:100%;justify-content:center;margin-top:6px}

/* page hero (interior) */
.page-hero{background:linear-gradient(120deg,var(--blue-d),var(--blue));color:#fff;padding:70px 0 64px;
  position:relative;overflow:hidden}
.page-hero::after{content:"";position:absolute;inset:0;opacity:.14;
  background:radial-gradient(circle at 90% 10%,var(--green) 0,transparent 40%)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(1.9rem,4vw,2.8rem)}
.page-hero p{color:#cfe0ec;margin-top:12px;max-width:640px;font-size:1.08rem}
.crumb{font-size:.85rem;color:#9fbdd2;margin-bottom:12px;font-family:var(--font-h)}
.crumb a{color:#9fbdd2}

/* ---------- Footer ---------- */
.site-footer{background:var(--blue-d);color:#c4d2de;padding:64px 0 26px;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:38px;margin-bottom:40px}
.site-footer img{height:38px;margin-bottom:16px}
.site-footer h4{color:#fff;font-size:.95rem;letter-spacing:.04em;margin-bottom:14px;text-transform:uppercase}
.site-footer ul{list-style:none;display:grid;gap:9px}
.site-footer a{color:#c4d2de}
.site-footer a:hover{color:#6EEFD8;text-decoration:none}
.footer-tag{color:#8fa6b8;max-width:280px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;display:flex;
  justify-content:space-between;flex-wrap:wrap;gap:10px;color:#8fa6b8;font-size:.85rem}
.footer-bottom .tagline{font-family:var(--font-h);font-style:italic;color:#6EEFD8}

/* utilities */
.text-center{text-align:center}
.mt-0{margin-top:0}
[hidden]{display:none!important}

/* ---------- Responsive ---------- */
@media(max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:30px;padding:64px 0 72px}
  .hero-art{order:-1;max-width:340px;margin:0 auto}
  .split,.cov-grid,.contact-grid{grid-template-columns:1fr;gap:34px}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media(max-width:680px){
  section{padding:60px 0}
  .nav-links{
    position:fixed;inset:76px 0 auto 0;background:#fff;flex-direction:column;gap:0;
    padding:10px 24px 24px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);
    transform:translateY(-130%);transition:.3s;
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links li{width:100%;border-bottom:1px solid var(--line)}
  .nav-links a{display:block;padding:14px 0}
  .nav-links a.active::after{display:none}
  .burger{display:flex}
  .nav-cta{display:none}
  .grid-3,.grid-4,.grid-2,.features,.steps{grid-template-columns:1fr}
  .form .row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}