/* ==========================================================
   VSN PISTACHOS · STYLES.CSS
   Manual de marca v2.0 · Verde Pistacho + Dorado Cosecha + Crema Natural
   Tipografías: Montserrat (títulos) + Open Sans (cuerpo)
   ========================================================== */

:root{
  --verde:#2D4A33;
  --verde-oscuro:#1F3424;
  --dorado:#C9A961;
  --dorado-claro:#D9BD80;
  --crema:#F1ECE0;
  --crema-claro:#F8F5EC;
  --verde-brote:#7A9B6E;
  --tierra:#8B6F47;
  --carbon:#2C2C2C;
  --gris-claro:#E8E4D8;
  --blanco:#FFFFFF;
  --maxw:1200px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:'Open Sans',sans-serif;
  font-size:16px;
  line-height:1.7;
  color:var(--carbon);
  background:var(--blanco);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

img{max-width:100%;height:auto;display:block;}
a{color:inherit;}

h1,h2,h3,h4{
  font-family:'Montserrat',sans-serif;
  font-weight:700;
  line-height:1.2;
  letter-spacing:-0.01em;
}
h1{font-size:clamp(2.2rem,5vw,3.6rem);}
h2{font-size:clamp(1.6rem,3vw,2.2rem);font-weight:600;}
h3{font-size:1.15rem;font-weight:600;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

.eyebrow{
  font-family:'Montserrat',sans-serif;
  font-size:0.72rem;
  font-weight:600;
  text-transform:uppercase;
  letter-spacing:0.18em;
  color:var(--dorado);
  display:inline-block;
  margin-bottom:14px;
}
.eyebrow.dark{color:var(--verde);}
.eyebrow.tierra{color:var(--tierra);}

em.serif{font-family:'Open Sans',serif;font-style:italic;font-weight:400;color:var(--dorado);}

/* ============ HEADER ============ */
header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,0.97);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom:1px solid var(--gris-claro);
}
.nav{
  display:flex;justify-content:space-between;align-items:center;
  padding:18px 24px;max-width:var(--maxw);margin:0 auto;
}
.logo-link{
  text-decoration:none;
  display:flex;flex-direction:column;align-items:flex-start;
}
.logo-img{height:34px;width:auto;display:block;}
.logo-sub{
  display:block;
  font-family:'Open Sans',sans-serif;
  font-size:0.6rem;font-weight:400;
  color:var(--carbon);
  letter-spacing:0.08em;
  text-transform:uppercase;
  margin-top:4px;
}
.menu{display:flex;gap:36px;list-style:none;align-items:center;}
.menu a{
  font-family:'Montserrat',sans-serif;
  font-size:0.85rem;font-weight:500;
  color:var(--carbon);text-decoration:none;
  transition:color 0.2s;
}
.menu a:hover{color:var(--verde);}
.menu .btn-nav{
  background:var(--verde);color:var(--crema);
  padding:10px 22px;border-radius:2px;
  font-weight:600;
}
.menu .btn-nav:hover{background:var(--verde-oscuro);color:var(--crema);}

/* Botón hamburguesa mobile */
.menu-toggle{
  display:none;
  background:none;border:none;cursor:pointer;
  width:32px;height:32px;
  flex-direction:column;justify-content:center;gap:5px;
}
.menu-toggle span{
  display:block;width:22px;height:2px;
  background:var(--verde);
  transition:all 0.3s;
}
.menu-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.menu-toggle.active span:nth-child(2){opacity:0;}
.menu-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 28px;border-radius:2px;
  font-family:'Montserrat',sans-serif;
  font-size:0.9rem;font-weight:600;
  text-decoration:none;cursor:pointer;border:none;
  transition:transform 0.15s,background 0.2s,color 0.2s;
}
.btn:hover{transform:translateY(-1px);}
.btn-wa{background:#25D366;color:#0a3d1f;}
.btn-wa:hover{background:#1eb955;color:#0a3d1f;}
.btn-primary{background:var(--dorado);color:var(--verde-oscuro);}
.btn-primary:hover{background:var(--dorado-claro);color:var(--verde-oscuro);}
.btn-outline{background:transparent;color:var(--crema);border:1px solid var(--crema);}
.btn-outline:hover{background:var(--crema);color:var(--verde);}
.btn-verde{background:var(--verde);color:var(--crema);}
.btn-verde:hover{background:var(--verde-oscuro);color:var(--crema);}

/* ============ HERO ============ */
.hero{
  background:var(--verde);
  color:var(--crema);
  padding:90px 0 110px;
  position:relative;
  overflow:hidden;
}
.hero::before{
  content:'';position:absolute;top:0;right:-200px;width:700px;height:700px;
  background:radial-gradient(circle,rgba(201,169,97,0.12) 0%,transparent 65%);
  pointer-events:none;
}
.hero-grid{
  display:grid;grid-template-columns:1.3fr 1fr;
  gap:60px;align-items:center;position:relative;
}
.hero h1{color:var(--crema);margin-bottom:24px;}
.hero-lead{
  font-size:1.12rem;color:var(--crema);
  opacity:0.88;margin-bottom:36px;max-width:540px;
}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero-visual{
  position:relative;height:440px;
  border:1px solid rgba(201,169,97,0.35);
  background:rgba(0,0,0,0.18);
  overflow:hidden;
}
.hero-visual img{width:100%;height:100%;object-fit:cover;}

.hero-page{padding:60px 0;background:var(--verde);color:var(--crema);}
.hero-page h1{font-size:clamp(1.8rem,4vw,2.8rem);color:var(--crema);}
.hero-page p{color:rgba(241,236,224,0.85);max-width:640px;margin-top:14px;font-size:1.05rem;}
.breadcrumb{
  font-family:'Montserrat',sans-serif;font-size:0.75rem;
  color:var(--dorado);letter-spacing:0.08em;
  text-transform:uppercase;margin-bottom:18px;
}
.breadcrumb a{color:rgba(201,169,97,0.7);text-decoration:none;}
.breadcrumb a:hover{color:var(--dorado);}

/* ============ NOSOTROS ============ */
.nosotros{padding:90px 0;background:var(--blanco);}
.nosotros-grid{
  display:grid;grid-template-columns:1fr 1.4fr;
  gap:80px;align-items:start;
}
.nosotros h2{color:var(--verde);margin-bottom:24px;}
.nosotros p{margin-bottom:18px;color:#3a3a3a;}
.nosotros .quote{
  border-left:3px solid var(--dorado);
  padding-left:24px;margin-top:32px;
  font-family:'Open Sans',serif;font-style:italic;
  font-size:1.05rem;color:var(--verde);line-height:1.6;
}

/* ============ CREDENCIALES ============ */
.credenciales{
  padding:64px 0;background:var(--blanco);
  border-top:1px solid var(--gris-claro);
  border-bottom:1px solid var(--gris-claro);
}
.credenciales-header{text-align:center;margin-bottom:40px;}
.credenciales-header span{
  font-family:'Montserrat',sans-serif;font-size:0.7rem;
  font-weight:600;letter-spacing:0.18em;
  color:var(--tierra);text-transform:uppercase;
}
.credenciales-grid{
  display:grid;grid-template-columns:repeat(5,1fr);gap:0;
  border-left:1px solid var(--gris-claro);
}
.cred-item{
  border-right:1px solid var(--gris-claro);
  padding:28px 18px;
  display:flex;flex-direction:column;
  align-items:center;justify-content:center;
  text-align:center;min-height:110px;
  transition:background 0.2s;
}
.cred-item:hover{background:var(--crema-claro);}
.cred-logo{
  font-family:'Montserrat',sans-serif;font-weight:700;
  font-size:0.95rem;color:var(--verde);
  letter-spacing:-0.01em;line-height:1.15;margin-bottom:6px;
}
.cred-logo em{font-family:'Open Sans',serif;font-style:italic;font-weight:400;color:var(--dorado);}
.cred-label{
  font-family:'Montserrat',sans-serif;font-size:0.62rem;
  font-weight:500;letter-spacing:0.15em;color:var(--tierra);
  text-transform:uppercase;
}

/* ============ TRES UNIDADES ============ */
.unidades{padding:100px 0;background:var(--crema-claro);}
.unidades-header{text-align:center;max-width:680px;margin:0 auto 56px;}
.unidades-header h2{color:var(--verde);margin-bottom:18px;}
.unidades-header p{color:#555;}
.unidades-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.unidad-card{
  background:var(--blanco);
  padding:36px 30px;
  border-top:3px solid var(--dorado);
  position:relative;
  transition:transform 0.2s,box-shadow 0.2s;
}
.unidad-card:hover{
  transform:translateY(-4px);
  box-shadow:0 12px 40px rgba(45,74,51,0.08);
}
.unidad-num{
  font-family:'Montserrat',sans-serif;font-size:0.7rem;font-weight:600;
  letter-spacing:0.18em;color:var(--dorado);
  text-transform:uppercase;margin-bottom:14px;display:block;
}
.unidad-card h3{
  font-size:1.4rem;color:var(--verde);margin-bottom:12px;
  font-family:'Montserrat',sans-serif;font-weight:600;
}
.unidad-card .sub{
  font-family:'Open Sans',serif;font-style:italic;
  color:var(--tierra);font-size:0.9rem;
  margin-bottom:18px;display:block;
}
.unidad-card p{font-size:0.92rem;color:#555;}

/* ============ PRODUCTOS (HOME) ============ */
.productos{padding:100px 0;background:var(--blanco);}
.productos-grid{display:grid;grid-template-columns:1fr 1.5fr;gap:70px;align-items:center;}
.productos-img{
  height:480px;background:var(--crema);
  border:1px solid var(--gris-claro);
  overflow:hidden;
}
.productos-img img{width:100%;height:100%;object-fit:cover;}
.productos h2{color:var(--verde);margin-bottom:18px;}
.plantas-list{display:flex;flex-direction:column;gap:0;margin-top:32px;}
.planta-item{
  display:grid;grid-template-columns:auto 1fr auto;
  gap:20px;align-items:center;
  padding:22px 0;border-bottom:1px solid var(--gris-claro);
}
.planta-item:last-child{border-bottom:none;}
.planta-tag{
  font-family:'Montserrat',sans-serif;font-size:0.65rem;
  font-weight:600;letter-spacing:0.15em;text-transform:uppercase;
  background:var(--crema);color:var(--verde);
  padding:6px 12px;white-space:nowrap;
}
.planta-tag.premium{background:var(--dorado);color:var(--verde-oscuro);}
.planta-info h4{
  font-family:'Montserrat',sans-serif;font-size:1.05rem;
  font-weight:600;color:var(--carbon);margin-bottom:2px;
}
.planta-info p{font-size:0.85rem;color:#666;margin:0;}
.planta-link{
  color:var(--verde);font-size:0.85rem;font-weight:600;
  text-decoration:none;font-family:'Montserrat',sans-serif;
}
.planta-link:hover{color:var(--dorado);}

/* ============ SERVICIOS (HOME) ============ */
.servicios{padding:100px 0;background:var(--verde);color:var(--crema);}
.servicios-header{
  display:grid;grid-template-columns:1fr 1fr;
  gap:60px;margin-bottom:60px;align-items:end;
}
.servicios h2{color:var(--crema);margin-bottom:0;}
.servicios-header p{color:rgba(241,236,224,0.85);}
.servicios-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:20px;margin-bottom:50px;
}
.servicio-card{
  background:rgba(255,255,255,0.04);
  border:1px solid rgba(201,169,97,0.25);
  padding:32px 24px;
  transition:background 0.2s,border-color 0.2s;
}
.servicio-card:hover{
  background:rgba(201,169,97,0.08);
  border-color:var(--dorado);
}
.servicio-num{
  font-family:'Montserrat',sans-serif;font-size:2.2rem;
  font-weight:700;color:var(--dorado);
  line-height:1;margin-bottom:14px;display:block;
}
.servicio-card h3{
  color:var(--crema);font-family:'Montserrat',sans-serif;
  font-weight:600;font-size:1.05rem;margin-bottom:10px;
}
.servicio-card p{
  font-size:0.85rem;color:rgba(241,236,224,0.75);
  line-height:1.6;
}
.servicio-tipo{
  font-family:'Montserrat',sans-serif;font-size:0.65rem;
  font-weight:600;letter-spacing:0.15em;
  text-transform:uppercase;color:var(--dorado);
  margin-top:14px;display:block;
}
.no-doble-cobro{
  border-top:1px solid rgba(201,169,97,0.25);
  padding-top:28px;display:flex;gap:18px;align-items:start;
}
.no-doble-cobro svg{flex-shrink:0;margin-top:2px;}
.no-doble-cobro p{font-size:0.92rem;color:rgba(241,236,224,0.85);}
.no-doble-cobro strong{color:var(--dorado);}

/* ============ DIFERENCIALES ============ */
.diferenciales{padding:100px 0;background:var(--crema-claro);}
.diferenciales-header{text-align:center;max-width:720px;margin:0 auto 60px;}
.diferenciales-header h2{color:var(--verde);}
.diferenciales-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:40px 32px;
}
.dif-item{display:flex;gap:18px;align-items:start;}
.dif-icon{
  flex-shrink:0;width:44px;height:44px;
  background:var(--verde);color:var(--dorado);
  display:flex;align-items:center;justify-content:center;
}
.dif-text h4{
  font-family:'Montserrat',sans-serif;font-size:1rem;
  font-weight:600;color:var(--verde);margin-bottom:6px;
}
.dif-text p{font-size:0.88rem;color:#555;line-height:1.55;}

/* ============ CONTEXTO MERCADO ============ */
.mercado{padding:100px 0;background:var(--verde-oscuro);color:var(--crema);}
.mercado-header{text-align:center;max-width:680px;margin:0 auto 56px;}
.mercado-header h2{color:var(--crema);margin-bottom:14px;}
.mercado-header p{color:rgba(241,236,224,0.82);}
.mercado-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:rgba(201,169,97,0.25);
  border:1px solid rgba(201,169,97,0.25);
}
.mercado-stat{background:var(--verde-oscuro);padding:36px 24px;text-align:center;}
.mercado-stat-num{
  font-family:'Montserrat',sans-serif;font-size:2.4rem;font-weight:700;
  color:var(--dorado);display:block;line-height:1;
  margin-bottom:12px;letter-spacing:-0.02em;
}
.mercado-stat-label{
  font-family:'Open Sans',sans-serif;font-size:0.85rem;
  color:rgba(241,236,224,0.85);line-height:1.4;
}
.mercado-source{
  text-align:center;margin-top:24px;
  font-size:0.78rem;color:rgba(241,236,224,0.55);font-style:italic;
}

/* ============ CIERRE COMERCIAL ============ */
.cierre{padding:100px 0;background:var(--blanco);}
.cierre-content{max-width:780px;margin:0 auto;text-align:center;}
.cierre h2{
  color:var(--verde);margin-bottom:32px;
  font-size:clamp(1.5rem,2.5vw,2rem);
  font-weight:500;line-height:1.4;
}
.cierre .firma{
  font-family:'Montserrat',sans-serif;font-size:0.75rem;
  font-weight:600;letter-spacing:0.18em;
  text-transform:uppercase;color:var(--tierra);
  margin-bottom:36px;display:block;
}
.cierre-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;}

/* ============ CONTACTO ============ */
.contacto{padding:100px 0;background:var(--crema-claro);}
.contacto-grid{
  display:grid;grid-template-columns:1fr 1.3fr;
  gap:70px;align-items:start;
}
.contacto-info h2{color:var(--verde);margin-bottom:24px;}
.contacto-info > p{color:#444;margin-bottom:36px;}
.contacto-list{list-style:none;}
.contacto-list li{
  display:flex;gap:14px;align-items:start;
  padding:18px 0;border-bottom:1px solid var(--gris-claro);
}
.contacto-list li:last-child{border-bottom:none;}
.contacto-list .icon{
  flex-shrink:0;width:38px;height:38px;
  background:var(--verde);color:var(--dorado);
  display:flex;align-items:center;justify-content:center;
}
.contacto-list .label{
  font-family:'Montserrat',sans-serif;font-size:0.7rem;
  font-weight:600;letter-spacing:0.15em;
  text-transform:uppercase;color:var(--tierra);
  display:block;margin-bottom:2px;
}
.contacto-list .value{color:var(--carbon);font-size:0.95rem;}
.contacto-list .value a{color:var(--carbon);text-decoration:none;}
.contacto-list .value a:hover{color:var(--verde);}

.form{
  background:var(--blanco);padding:42px;
  border:1px solid var(--gris-claro);
}
.form h3{
  font-family:'Montserrat',sans-serif;color:var(--verde);
  margin-bottom:24px;font-size:1.2rem;
}
.form-group{margin-bottom:20px;}
.form-group label{
  font-family:'Montserrat',sans-serif;font-size:0.75rem;
  font-weight:600;letter-spacing:0.1em;
  text-transform:uppercase;color:var(--carbon);
  display:block;margin-bottom:8px;
}
.form-group input,.form-group select,.form-group textarea{
  width:100%;padding:12px 14px;
  border:1px solid var(--gris-claro);
  background:var(--blanco);
  font-family:'Open Sans',sans-serif;
  font-size:0.95rem;color:var(--carbon);
  transition:border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{outline:none;border-color:var(--verde);}
.form-group textarea{resize:vertical;min-height:110px;font-family:'Open Sans',sans-serif;}
.form .btn{width:100%;justify-content:center;margin-top:8px;}
.form-msg{
  display:none;
  margin-top:16px;padding:12px 14px;
  border-left:3px solid var(--verde);
  background:var(--crema-claro);
  font-size:0.9rem;color:var(--verde);
}
.form-msg.error{border-color:#a32d2d;color:#a32d2d;background:#fceaea;}
.form-msg.show{display:block;}

/* ============ CONTENIDO PÁGINAS INTERNAS ============ */
.page-section{padding:80px 0;background:var(--blanco);}
.page-section.alt{background:var(--crema-claro);}
.page-section.dark{background:var(--verde);color:var(--crema);}

/* Producto detalle */
.producto-detalle{
  display:grid;grid-template-columns:1fr 1.2fr;
  gap:60px;align-items:start;margin-bottom:80px;
}
.producto-detalle:last-child{margin-bottom:0;}
.producto-detalle.invert{grid-template-columns:1.2fr 1fr;}
.producto-detalle.invert .producto-img{order:2;}
.producto-img{
  background:var(--crema);
  border:1px solid var(--gris-claro);
  height:480px;overflow:hidden;
}
.producto-img img{width:100%;height:100%;object-fit:cover;}
.producto-tag-detalle{
  font-family:'Montserrat',sans-serif;font-size:0.7rem;
  font-weight:600;letter-spacing:0.15em;
  text-transform:uppercase;color:var(--dorado);
  margin-bottom:14px;display:block;
}
.producto-detalle h2{color:var(--verde);margin-bottom:18px;}
.producto-detalle .lead{font-size:1.05rem;color:#444;margin-bottom:24px;}
.producto-specs{
  display:grid;grid-template-columns:1fr 1fr;
  gap:14px;margin:24px 0;
  border-top:1px solid var(--gris-claro);
  border-bottom:1px solid var(--gris-claro);
  padding:18px 0;
}
.spec{display:flex;flex-direction:column;}
.spec-label{
  font-family:'Montserrat',sans-serif;font-size:0.65rem;
  font-weight:600;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--tierra);
  margin-bottom:4px;
}
.spec-value{font-size:0.95rem;color:var(--carbon);font-weight:600;}
.producto-list{list-style:none;margin:18px 0;}
.producto-list li{
  padding:8px 0 8px 24px;position:relative;
  font-size:0.92rem;color:#444;
}
.producto-list li::before{
  content:'';position:absolute;left:0;top:18px;
  width:10px;height:1px;background:var(--dorado);
}

/* Servicio detalle */
.servicio-detalle{
  background:var(--blanco);
  border:1px solid var(--gris-claro);
  padding:48px;margin-bottom:24px;
  border-left:3px solid var(--dorado);
}
.servicio-detalle .header-srv{
  display:grid;grid-template-columns:auto 1fr auto;
  gap:24px;align-items:start;margin-bottom:28px;
  padding-bottom:24px;border-bottom:1px solid var(--gris-claro);
}
.servicio-detalle .num-grande{
  font-family:'Montserrat',sans-serif;font-size:3rem;
  font-weight:700;color:var(--dorado);line-height:1;
}
.servicio-detalle .title-srv h2{color:var(--verde);margin-bottom:6px;}
.servicio-detalle .title-srv p{
  color:var(--tierra);font-style:italic;
  font-family:'Open Sans',serif;font-size:0.95rem;
}
.servicio-detalle .tipo-srv{
  font-family:'Montserrat',sans-serif;font-size:0.7rem;
  font-weight:600;letter-spacing:0.12em;
  text-transform:uppercase;color:var(--verde);
  background:var(--crema);padding:8px 14px;
  align-self:start;white-space:nowrap;
}
.servicio-detalle .lead-srv{
  font-size:1rem;color:#3a3a3a;margin-bottom:24px;
}
.servicio-detalle h4{
  font-family:'Montserrat',sans-serif;font-size:0.8rem;
  font-weight:600;letter-spacing:0.1em;
  text-transform:uppercase;color:var(--verde);
  margin:24px 0 14px;
}
.incluye-grid{
  display:grid;grid-template-columns:1fr 1fr;
  gap:8px 28px;
}
.incluye-grid li{
  list-style:none;padding:6px 0 6px 22px;
  position:relative;font-size:0.9rem;color:#444;
}
.incluye-grid li::before{
  content:'';position:absolute;left:0;top:14px;
  width:10px;height:1px;background:var(--dorado);
}

/* Texto legal */
.legal-content{max-width:780px;margin:0 auto;}
.legal-content h2{color:var(--verde);margin:36px 0 14px;font-size:1.3rem;}
.legal-content h2:first-child{margin-top:0;}
.legal-content p{margin-bottom:16px;color:#3a3a3a;}
.legal-content ul{margin:0 0 16px 24px;}
.legal-content li{margin-bottom:8px;color:#3a3a3a;}
.legal-content .updated{
  font-size:0.85rem;color:var(--tierra);
  font-style:italic;margin-bottom:32px;
}

/* ============ FOOTER ============ */
footer{background:var(--verde);color:var(--crema);padding:60px 0 30px;}
.footer-grid{
  display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;
  gap:40px;margin-bottom:40px;
}
.footer-brand .logo-link img{height:42px;width:auto;display:block;margin-bottom:14px;}
.footer-brand p{
  font-size:0.85rem;color:rgba(241,236,224,0.7);
  margin-top:14px;line-height:1.6;
}
footer h4{
  font-family:'Montserrat',sans-serif;font-size:0.78rem;
  font-weight:600;letter-spacing:0.15em;
  text-transform:uppercase;color:var(--dorado);
  margin-bottom:18px;
}
footer ul{list-style:none;}
footer ul li{margin-bottom:10px;}
footer ul a{
  color:rgba(241,236,224,0.78);text-decoration:none;
  font-size:0.88rem;transition:color 0.2s;
}
footer ul a:hover{color:var(--dorado);}
.footer-bottom{
  border-top:1px solid rgba(201,169,97,0.2);
  padding-top:24px;
  display:flex;justify-content:space-between;align-items:center;
  flex-wrap:wrap;gap:14px;
  font-size:0.78rem;color:rgba(241,236,224,0.6);
}

/* ============ WHATSAPP FLOTANTE ============ */
.wa-float{
  position:fixed;bottom:24px;right:24px;z-index:200;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 24px rgba(37,211,102,0.4);
  text-decoration:none;
  transition:transform 0.2s;
}
.wa-float:hover{transform:scale(1.08);}
.wa-float::after{
  content:'';position:absolute;inset:-6px;border-radius:50%;
  border:2px solid #25D366;opacity:0.4;
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{transform:scale(1);opacity:0.4;}
  100%{transform:scale(1.4);opacity:0;}
}

/* ============ RESPONSIVE ============ */
@media (max-width:900px){
  .menu{
    display:none;
    position:absolute;top:100%;left:0;right:0;
    background:var(--blanco);
    flex-direction:column;gap:0;
    padding:20px;
    border-bottom:1px solid var(--gris-claro);
    box-shadow:0 8px 24px rgba(0,0,0,0.06);
  }
  .menu.open{display:flex;}
  .menu li{width:100%;}
  .menu a{
    display:block;padding:14px 0;
    border-bottom:1px solid var(--gris-claro);
    width:100%;
  }
  .menu li:last-child a{border-bottom:none;}
  .menu .btn-nav{
    margin-top:12px;text-align:center;
  }
  .menu-toggle{display:flex;}

  .hero-grid,
  .nosotros-grid,
  .productos-grid,
  .servicios-header,
  .contacto-grid,
  .producto-detalle,
  .producto-detalle.invert{grid-template-columns:1fr;gap:40px;}
  .producto-detalle.invert .producto-img{order:0;}
  
  .unidades-grid,.servicios-grid,.mercado-grid,
  .diferenciales-grid,.footer-grid,.incluye-grid{
    grid-template-columns:1fr 1fr;
  }
  .credenciales-grid{grid-template-columns:repeat(2,1fr);}
  .servicio-detalle .header-srv{grid-template-columns:1fr;}
  .servicio-detalle{padding:32px 24px;}
}

@media (max-width:600px){
  .unidades-grid,.servicios-grid,.mercado-grid,
  .diferenciales-grid,.footer-grid,.incluye-grid,
  .producto-specs{grid-template-columns:1fr;}
  .credenciales-grid{grid-template-columns:1fr;}
  .hero{padding:60px 0 70px;}
  .nosotros,.unidades,.productos,.servicios,
  .diferenciales,.mercado,.cierre,.contacto,.page-section{padding:60px 0;}
  .form{padding:28px 22px;}
  .footer-bottom{flex-direction:column;text-align:center;}
}

/* ============ BANNER IMAGEN FULL-WIDTH ============ */
.banner-img{
  position:relative;
  width:100%;
  height:60vh;
  min-height:380px;
  max-height:600px;
  overflow:hidden;
}
.banner-img img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.banner-overlay{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:center;
  text-align:center;
  padding:0 24px;
  background:linear-gradient(135deg, rgba(45,74,51,0.55) 0%, rgba(31,52,36,0.45) 100%);
  color:var(--crema);
}
.banner-overlay h2{
  color:var(--crema);
  font-size:clamp(1.8rem,3.5vw,2.8rem);
  margin-bottom:14px;
  text-shadow:0 2px 18px rgba(0,0,0,0.3);
}
.banner-overlay p{
  color:rgba(241,236,224,0.95);
  max-width:640px;
  font-size:1.05rem;
  text-shadow:0 1px 8px rgba(0,0,0,0.25);
}

/* Servicio con imagen banner arriba */
.servicio-con-img{padding:0 0 48px;}
.servicio-con-img .servicio-img-banner{
  margin:-1px -1px 32px -1px;
  height:280px;
  overflow:hidden;
}
.servicio-con-img .servicio-img-banner img{
  width:100%;height:100%;object-fit:cover;display:block;
}
.servicio-con-img .header-srv,
.servicio-con-img .lead-srv,
.servicio-con-img h4,
.servicio-con-img ul,
.servicio-con-img p{margin-left:48px;margin-right:48px;}
.servicio-con-img .header-srv{margin-top:0;}

@media (max-width:900px){
  .servicio-con-img .servicio-img-banner{height:200px;margin:-1px -1px 24px -1px;}
  .servicio-con-img .header-srv,
  .servicio-con-img .lead-srv,
  .servicio-con-img h4,
  .servicio-con-img ul,
  .servicio-con-img p{margin-left:24px;margin-right:24px;}
}

@media (max-width:600px){
  .banner-img{height:50vh;min-height:300px;}
  .banner-overlay h2{font-size:1.4rem;}
  .banner-overlay p{font-size:0.95rem;}
}

/* ==========================================================
   AJUSTES v2.1 · Octubre 2025
   - Mejora visual botón flotante WhatsApp
   - Alineación de tarjetas de productos
   - Estilos para páginas Mercado y Noticias
   ========================================================== */

/* WhatsApp flotante: refinamiento estético */
.wa-float{
  width:60px;height:60px;
  background:linear-gradient(135deg,#25D366 0%,#1eb955 100%);
  box-shadow:0 8px 28px rgba(37,211,102,0.42),0 2px 6px rgba(0,0,0,0.12);
  border:2px solid rgba(255,255,255,0.18);
  transition:transform 0.25s ease,box-shadow 0.25s ease;
}
.wa-float:hover{
  transform:scale(1.07) translateY(-2px);
  box-shadow:0 12px 32px rgba(37,211,102,0.55),0 4px 10px rgba(0,0,0,0.18);
}
.wa-float:focus{outline:none;}
.wa-float:focus-visible{
  outline:3px solid var(--dorado);outline-offset:3px;
}
@media (max-width:600px){
  .wa-float{width:54px;height:54px;bottom:18px;right:18px;}
  .wa-float svg{width:24px;height:24px;}
}

/* Productos · alineación de tarjetas */
.productos-cards{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;
  margin-top:48px;
}
.producto-card{
  background:var(--blanco);
  border:1px solid var(--gris-claro);
  border-top:3px solid var(--dorado);
  padding:32px 28px;
  display:flex;
  flex-direction:column;
  transition:transform 0.2s,box-shadow 0.2s;
}
.producto-card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 32px rgba(45,74,51,0.08);
}
.producto-card .pc-tag{
  font-family:'Montserrat',sans-serif;
  font-size:0.65rem;font-weight:600;
  letter-spacing:0.15em;text-transform:uppercase;
  color:var(--dorado);margin-bottom:14px;
}
.producto-card h3{
  color:var(--verde);font-size:1.2rem;
  margin-bottom:10px;line-height:1.3;
}
.producto-card .pc-lead{
  font-size:0.92rem;color:#444;
  margin-bottom:20px;flex:1;
}
.producto-card .pc-cta{
  margin-top:auto;align-self:flex-start;
}
@media (max-width:900px){
  .productos-cards{grid-template-columns:1fr;gap:20px;}
}

/* Producto detalle: alineación de specs uniforme */
.producto-detalle h2{min-height:auto;}
.producto-specs{align-items:start;}

/* Mercado · página dedicada */
.mercado-page-section{padding:80px 0;background:var(--crema-claro);}
.mercado-page-section.alt{background:var(--blanco);}
.mercado-block{
  max-width:820px;margin:0 auto 48px;
}
.mercado-block:last-child{margin-bottom:0;}
.mercado-block h2{
  color:var(--verde);margin-bottom:18px;
  font-size:clamp(1.4rem,2.6vw,1.9rem);
}
.mercado-block p{color:#444;margin-bottom:14px;font-size:1rem;}
.mercado-block ul{
  list-style:none;margin:18px 0;
}
.mercado-block ul li{
  padding:10px 0 10px 26px;position:relative;
  font-size:0.95rem;color:#444;
  border-bottom:1px solid var(--gris-claro);
}
.mercado-block ul li:last-child{border-bottom:none;}
.mercado-block ul li::before{
  content:'';position:absolute;left:0;top:18px;
  width:14px;height:2px;background:var(--dorado);
}

/* Noticias · listado y detalle */
.noticias-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:28px;margin-top:48px;
}
.noticia-card{
  background:var(--blanco);
  border:1px solid var(--gris-claro);
  display:flex;flex-direction:column;
  transition:transform 0.2s,box-shadow 0.2s;
  text-decoration:none;color:inherit;
}
.noticia-card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 32px rgba(45,74,51,0.08);
  border-color:var(--dorado);
}
.noticia-card .nc-cover{
  height:200px;background:var(--crema);
  border-bottom:1px solid var(--gris-claro);
  display:flex;align-items:center;justify-content:center;
  position:relative;overflow:hidden;
}
.noticia-card .nc-cover::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(45,74,51,0.85) 0%,rgba(31,52,36,0.7) 100%);
}
.noticia-card .nc-cover-icon{
  position:relative;z-index:2;color:var(--dorado);
  font-family:'Montserrat',sans-serif;font-weight:600;
  font-size:0.75rem;letter-spacing:0.15em;text-transform:uppercase;
}
.noticia-card .nc-body{
  padding:24px 24px 28px;display:flex;flex-direction:column;flex:1;
}
.noticia-card .nc-date{
  font-family:'Montserrat',sans-serif;font-size:0.7rem;
  font-weight:600;letter-spacing:0.12em;text-transform:uppercase;
  color:var(--tierra);margin-bottom:10px;
}
.noticia-card h3{
  color:var(--verde);font-size:1.1rem;
  margin-bottom:10px;line-height:1.35;
}
.noticia-card p{
  font-size:0.92rem;color:#444;margin-bottom:18px;flex:1;
}
.noticia-card .nc-link{
  font-family:'Montserrat',sans-serif;font-size:0.82rem;
  font-weight:600;color:var(--dorado);
  margin-top:auto;
}
.noticia-card:hover .nc-link{color:var(--verde);}
@media (max-width:900px){
  .noticias-grid{grid-template-columns:1fr;gap:20px;}
}

/* Noticia individual */
.noticia-detalle{
  max-width:780px;margin:0 auto;
}
.noticia-detalle .nd-meta{
  font-family:'Montserrat',sans-serif;font-size:0.75rem;
  font-weight:600;letter-spacing:0.12em;text-transform:uppercase;
  color:var(--tierra);margin-bottom:14px;
}
.noticia-detalle h1{
  color:var(--verde);margin-bottom:24px;
  font-size:clamp(1.6rem,3.2vw,2.4rem);
}
.noticia-detalle h2{
  color:var(--verde);margin:36px 0 14px;
  font-size:clamp(1.2rem,2.4vw,1.6rem);
}
.noticia-detalle p{
  font-size:1rem;color:#333;margin-bottom:14px;
  line-height:1.75;
}
.noticia-detalle ul{
  list-style:none;margin:18px 0;
}
.noticia-detalle ul li{
  padding:8px 0 8px 24px;position:relative;
  font-size:0.97rem;color:#333;
}
.noticia-detalle ul li::before{
  content:'';position:absolute;left:0;top:18px;
  width:12px;height:1px;background:var(--dorado);
}
.noticia-detalle .nd-back{
  display:inline-block;margin-top:36px;
  font-family:'Montserrat',sans-serif;font-size:0.85rem;
  font-weight:600;color:var(--verde);
  text-decoration:none;
}
.noticia-detalle .nd-back:hover{color:var(--dorado);}