/* =====================================================================
   IBEREX — Hoja de estilos del front-end
   ===================================================================== */
:root{
  --green-900:#16321f;
  --green-800:#1d4429;
  --green-700:#256138;
  --green-600:#2f7a46;
  --gold:#c79a3b;
  --gold-dark:#a87f28;
  --cream:#f7f4ec;
  --sand:#efe9da;
  --ink:#1f2419;
  --muted:#5c6356;
  --line:#e2ddcf;
  --white:#ffffff;
  --radius:14px;
  --radius-sm:9px;
  --shadow:0 10px 30px rgba(22,50,31,.10);
  --shadow-sm:0 4px 14px rgba(22,50,31,.08);
  --maxw:1180px;
  --font-head:"Fraunces",Georgia,serif;
  --font-body:"Inter",system-ui,Segoe UI,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font-body);color:var(--ink);
  background:var(--cream);line-height:1.6;font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--green-700);text-decoration:none}
a:hover{color:var(--gold-dark)}
h1,h2,h3,h4{font-family:var(--font-head);line-height:1.15;color:var(--green-900);margin:0 0 .5em;font-weight:600}
h1{font-size:clamp(2rem,4.4vw,3.25rem)}
h2{font-size:clamp(1.6rem,3vw,2.3rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.narrow{max-width:820px}
.muted{color:var(--muted)}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--green-800);color:#fff;padding:10px 16px;z-index:1000}
.skip-link:focus{left:8px;top:8px}

/* ---- Botones ---- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-weight:600;border-radius:50px;padding:.7rem 1.4rem;cursor:pointer;
  border:2px solid transparent;transition:.18s ease;font-family:var(--font-body);
  font-size:.95rem;text-align:center}
.btn-sm{padding:.5rem 1rem;font-size:.85rem}
.btn-lg{padding:.9rem 1.8rem;font-size:1rem}
.btn-primary{background:var(--gold);color:#23200f;border-color:var(--gold)}
.btn-primary:hover{background:var(--gold-dark);border-color:var(--gold-dark);color:#fff}
.btn-ghost{background:rgba(255,255,255,.12);color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:#fff;color:var(--green-900)}
.btn-outline{background:transparent;color:var(--green-800);border-color:var(--green-700)}
.btn-outline:hover{background:var(--green-800);color:#fff}

/* ---- Header ---- */
.site-header{position:sticky;top:0;z-index:100;background:rgba(247,244,236,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:74px}
.brand{display:flex;flex-direction:column;line-height:1.05}
.brand-mark{font-family:var(--font-head);font-weight:600;font-size:1.5rem;color:var(--green-900);letter-spacing:.5px}
.brand-sub{font-size:.62rem;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-dark);font-weight:600}
.brand-logo{height:48px;width:auto;display:block}
.main-nav ul{display:flex;align-items:center;gap:.3rem;list-style:none;margin:0;padding:0}
.main-nav a{padding:.5rem .7rem;font-size:.92rem;font-weight:500;color:var(--ink);border-radius:7px;white-space:nowrap}
.main-nav a:hover,.main-nav a.is-active{color:var(--green-700);background:var(--sand)}
.nav-cta{margin-left:.4rem}
.lang-switch{display:flex;align-items:center;gap:.15rem;margin-left:.6rem;padding-left:.6rem;border-left:1px solid var(--line)}
.lang-switch a{padding:.3rem .45rem;font-size:.8rem;font-weight:600;color:var(--muted);border-radius:6px}
.lang-switch a.active{color:var(--green-800);background:var(--sand)}
.lang-switch a:hover{color:var(--green-700)}
.nav-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{width:26px;height:2px;background:var(--green-900);transition:.2s}

/* ---- Hero ---- */
.hero{position:relative;color:#fff;
  background:linear-gradient(135deg,var(--green-900),var(--green-700) 70%,var(--green-600));
  overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;opacity:.10;
  background-image:radial-gradient(circle at 80% 20%,var(--gold),transparent 45%)}
.hero-inner{position:relative;z-index:2;padding:5.5rem 24px 5rem;max-width:900px}
.hero-eyebrow{text-transform:uppercase;letter-spacing:.22em;font-size:.75rem;font-weight:600;color:var(--gold);margin-bottom:1rem}
.hero h1{color:#fff;max-width:18ch}
.hero-lead{font-size:1.12rem;color:rgba(255,255,255,.9);max-width:60ch;margin-top:1.2rem}
.hero-actions{display:flex;gap:1rem;flex-wrap:wrap;margin-top:2rem}

/* ---- Ventajas ---- */
.advantages{background:var(--green-900);color:#fff}
.adv-list{list-style:none;display:flex;flex-wrap:wrap;justify-content:center;gap:.6rem 2rem;
  margin:0;padding:1.1rem 24px;max-width:var(--maxw);margin:0 auto}
.adv-list li{font-size:.9rem;font-weight:500;display:flex;align-items:center;gap:.5rem}
.adv-list li::before{content:"✓";color:var(--gold);font-weight:700}

/* ---- Secciones ---- */
.section{padding:4.5rem 0}
.section--muted{background:var(--sand)}
.section-head{text-align:center;max-width:680px;margin:0 auto 2.5rem}
.section-head--left{text-align:left;margin:0 0 1.5rem}
.eyebrow{text-transform:uppercase;letter-spacing:.2em;font-size:.74rem;font-weight:700;color:var(--gold-dark);margin-bottom:.5rem}

/* ---- Tarjetas ---- */
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:1.5rem}
.card-grid--3{grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-sm);transition:.2s;display:block;color:inherit}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card-media{height:180px;background-size:cover;background-position:center;background-color:var(--sand)}
.card-media--placeholder{display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--green-700),var(--green-900))}
.card-media--placeholder span{font-family:var(--font-head);font-size:2.6rem;color:rgba(255,255,255,.5)}
.card-media--placeholder.big{height:380px}
.card-media--placeholder.big span{font-size:5rem}
.card-body{padding:1.3rem}
.card-body h3{margin-bottom:.4rem;color:var(--green-900)}
.card-body p{color:var(--muted);font-size:.92rem;margin:0}
.card-link{display:inline-block;margin-top:.8rem;color:var(--gold-dark);font-weight:600;font-size:.88rem}
.tag{display:inline-block;background:var(--sand);color:var(--green-800);font-size:.72rem;font-weight:600;
  padding:.25rem .6rem;border-radius:50px;margin-bottom:.6rem;text-transform:uppercase;letter-spacing:.05em}
.news-card time{font-size:.78rem;color:var(--gold-dark);font-weight:600;display:block;margin-bottom:.4rem}

/* ---- Split / mercados ---- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:center}
.market-chips{display:flex;flex-wrap:wrap;gap:.6rem}
.market-chips span{background:#fff;border:1px solid var(--line);border-radius:50px;
  padding:.4rem 1rem;font-size:.85rem;font-weight:500;color:var(--green-800)}

/* ---- CTA band ---- */
.cta-band{background:linear-gradient(135deg,var(--green-800),var(--green-600));color:#fff;
  text-align:center;padding:4rem 0}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.88);margin-bottom:1.6rem}

/* ---- Cat block ---- */
.cat-block{margin-bottom:3.5rem}
.cat-block .section-head--left h2 a{color:var(--green-900)}
.cat-block .section-head--left p{color:var(--muted);max-width:70ch}

/* ---- Page hero / breadcrumb ---- */
.page-hero{background:var(--green-900);color:#fff;padding:3rem 0 2.6rem}
.page-hero h1{color:#fff}
.page-sub{color:rgba(255,255,255,.82);font-size:1.05rem;margin:0}
.breadcrumb{font-size:.82rem;color:rgba(255,255,255,.7);margin-bottom:1rem}
.breadcrumb a{color:rgba(255,255,255,.85)}
.breadcrumb span{margin:0 .35rem;opacity:.6}

/* ---- Prosa de contenido ---- */
.content-prose{font-size:1.04rem;color:#33372d}
.content-prose h3{margin-top:1.8rem;color:var(--green-800)}
.content-prose ul{padding-left:1.2rem}
.content-prose li{margin-bottom:.35rem}
.content-prose .article-img{border-radius:var(--radius);margin-bottom:1.5rem}

/* ---- Producto detalle ---- */
.product-layout{display:grid;grid-template-columns:1fr 1.1fr;gap:3rem;align-items:start;margin-top:1.5rem}
.product-image img{border-radius:var(--radius);box-shadow:var(--shadow)}
.product-info .lead{font-size:1.1rem;color:var(--muted)}

/* ---- Formularios ---- */
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:2rem;box-shadow:var(--shadow-sm)}
.form--cols{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.field{display:flex;flex-direction:column;margin-bottom:1.1rem}
.form--cols .field{margin-bottom:0}
.field--full{grid-column:1/-1}
.field label{font-size:.85rem;font-weight:600;margin-bottom:.35rem;color:var(--green-900)}
.field input,.field textarea,.field select{
  border:1px solid var(--line);border-radius:var(--radius-sm);padding:.7rem .85rem;
  font-family:inherit;font-size:.95rem;background:#fdfcf9;transition:.15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--green-600);
  box-shadow:0 0 0 3px rgba(47,122,70,.12);background:#fff}
.hp{position:absolute;left:-9999px}
.alert{padding:1rem 1.2rem;border-radius:var(--radius-sm);margin-bottom:1.3rem}
.alert-success{background:#e7f3ea;border:1px solid #b6dcc0;color:#1d4429}
.alert-error{background:#fbeaea;border:1px solid #e3b9b9;color:#8a2b2b}
.alert ul{margin:0;padding-left:1.1rem}
.contact-grid{align-items:start}
.info-list{list-style:none;padding:0}
.info-list li{padding:.5rem 0;border-bottom:1px solid var(--line)}

/* ---- Footer ---- */
.site-footer{background:var(--green-900);color:rgba(255,255,255,.82);padding-top:3.5rem}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:2.5rem;padding-bottom:2.5rem}
.footer-brand{font-family:var(--font-head);font-size:1.6rem;color:#fff;margin-bottom:.5rem}
.footer-tag{color:var(--gold);font-size:.85rem;text-transform:uppercase;letter-spacing:.15em}
.footer-slogan{font-style:italic;color:rgba(255,255,255,.7)}
.footer-col h4{color:#fff;font-family:var(--font-body);font-size:.8rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:1rem}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:.5rem;font-size:.92rem}
.footer-col a{color:rgba(255,255,255,.8)}
.footer-col a:hover{color:var(--gold)}
.footer-social{display:flex;gap:1rem;margin-top:1rem}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);padding:1.2rem 0;font-size:.8rem}
.footer-bottom .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;color:rgba(255,255,255,.6)}

/* ---- Responsive ---- */
@media(max-width:860px){
  .nav-toggle{display:flex}
  .main-nav{position:fixed;inset:74px 0 auto 0;background:var(--cream);
    border-bottom:1px solid var(--line);transform:translateY(-120%);transition:.25s;box-shadow:var(--shadow)}
  .main-nav.open{transform:translateY(0)}
  .main-nav ul{flex-direction:column;align-items:stretch;padding:1rem;gap:.2rem}
  .main-nav a{padding:.8rem}
  .nav-cta{margin:.5rem 0 0}
  .lang-switch{margin:.5rem 0 0;padding:.5rem 0 0;border-left:0;border-top:1px solid var(--line)}
  .split,.product-layout,.footer-grid,.form--cols{grid-template-columns:1fr;gap:1.6rem}
}