:root{
  --verde:#74B000; --verde-osc:#5C8C00; --verde-claro:#E9F4D6;
  --negro:#1C1C18; --negro-2:#111110; --gris:#3A3A36; --gris-2:#8A8C84;
  --humo:#F4F5F2; --borde:#E3E5DF; --blanco:#FFFFFF;
  --fuente-t:"Montserrat","Segoe UI",Arial,sans-serif;
  --fuente-c:"Source Sans 3","Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px}
body{margin:0;font-family:var(--fuente-c);color:var(--negro);background:var(--blanco);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.5}
img{max-width:100%;display:block}
h1,h2,h3{font-family:var(--fuente-t);margin:0;letter-spacing:-.01em;line-height:1.1}
p{margin:0}
a{color:var(--verde-osc);text-decoration:none}
a:hover{color:var(--verde)}
.contenedor{max-width:1280px;margin:0 auto;padding:0 24px}
.seccion{padding:88px 0}
.seccion--humo{background:var(--humo)}
.seccion--negro{background:var(--negro)}
.eyebrow{font-family:var(--fuente-t);font-weight:700;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--verde-osc);margin-bottom:14px}
.eyebrow--claro{color:var(--verde)}
.titulo{font-size:clamp(30px,3.4vw,42px);font-weight:800}
.titulo--claro{color:var(--blanco)}
.encabezado-seccion{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:44px;flex-wrap:wrap}
.encabezado-seccion__texto{max-width:760px}
.encabezado-seccion__apoyo{font-size:17px;color:var(--gris);max-width:420px}

.btn{box-sizing:border-box;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:6px;font-family:var(--fuente-t);font-weight:700;font-size:15px;cursor:pointer;border:2px solid transparent;transition:background .15s,border-color .15s}
.btn--primario{background:var(--verde);color:var(--negro);border-color:var(--verde)}
.btn--primario:hover{background:#82C40A;color:var(--negro)}
.btn--fantasma{background:transparent;color:var(--blanco);border-color:rgba(255,255,255,.35)}
.btn--fantasma:hover{border-color:var(--blanco);color:var(--blanco)}
.btn--oscuro{background:var(--negro);color:var(--blanco);border-color:var(--negro)}
.btn--oscuro:hover{background:var(--gris);color:var(--blanco)}
.btn--chico{min-height:44px;padding:0 18px;font-size:14px}
.btn--ancho{width:100%}

/* NAV */
.nav{position:sticky;top:0;z-index:60;background:var(--negro-2);border-bottom:1px solid rgba(255,255,255,.1)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:64px}
.nav__menu{display:flex;align-items:center;gap:30px}
.nav__menu a{color:var(--blanco);font-weight:500;font-size:15px}
.nav__menu a:hover{color:var(--verde)}
.nav__acciones{display:flex;align-items:center;gap:14px}
.nav__tel{display:flex;align-items:center;gap:8px;color:var(--blanco);font-weight:600;font-size:15px;white-space:nowrap}
.nav__tel:hover{color:var(--verde)}
.nav__burger{display:none;width:44px;height:44px;align-items:center;justify-content:center;background:none;border:0;cursor:pointer}
.nav__panel{display:none}

/* HERO */
.hero{background:var(--negro);position:relative;overflow:hidden;padding:80px 0 76px}
.hero__fondo{position:absolute;right:-60px;top:-80px;width:min(720px,70vw);opacity:.16;pointer-events:none}
.hero__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center;position:relative}
.hero__col{display:flex;flex-direction:column;gap:26px}
.hero__logo{height:clamp(92px,13vw,210px);width:auto;align-self:flex-start}
.hero h1{font-size:clamp(34px,4.1vw,54px);font-weight:800;color:var(--blanco);line-height:1.06}
.hero__texto{font-size:clamp(17px,1.5vw,21px);color:#C9CCC3;max-width:580px}
.hero__botones{display:flex;gap:14px;flex-wrap:wrap}
.hero__puntos{display:flex;gap:28px;flex-wrap:wrap}
.punto{display:flex;align-items:center;gap:10px;color:var(--blanco);font-size:15px}
.check{width:22px;height:22px;border-radius:50%;background:var(--verde);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.check svg{width:13px;height:13px;stroke:var(--negro);fill:none;stroke-width:3}
.tarjeta-diag{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:14px;padding:32px;display:flex;flex-direction:column;gap:16px}
.tarjeta-diag__titulo{color:var(--blanco);font-family:var(--fuente-t);font-weight:700;font-size:22px;line-height:1.3}
.tarjeta-diag p{color:#C9CCC3;font-size:16px}
.tarjeta-diag__lista{display:flex;flex-direction:column;gap:10px;border-top:1px solid rgba(255,255,255,.12);padding-top:18px}
.tarjeta-diag__lista .punto{align-items:flex-start}

/* TARJETAS */
.grid-tarjetas{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:20px}
.tarjeta{background:var(--blanco);border:1px solid var(--borde);border-radius:10px;padding:28px;display:flex;flex-direction:column;gap:14px;transition:border-color .15s,box-shadow .15s}
.tarjeta:hover{border-color:var(--verde);box-shadow:0 8px 28px rgba(28,28,24,.08)}
.tarjeta h3{font-size:19px;font-weight:700}
.tarjeta p{font-size:15px;color:var(--gris)}
.tarjeta--oscura{background:var(--negro);border-color:var(--negro)}
.tarjeta--oscura h3{color:var(--blanco)}
.tarjeta--oscura p{color:#C9CCC3}
.tarjeta--compacta{padding:24px;gap:10px}
.tarjeta--compacta h3{font-size:17px}
.tarjeta--compacta p{font-size:14px}
.icono{width:44px;height:44px;border-radius:10px;background:var(--verde-claro);display:flex;align-items:center;justify-content:center;color:var(--verde-osc);flex-shrink:0}
.icono--invertido{background:var(--verde);color:var(--negro)}
.icono svg{width:24px;height:24px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* MARCAS */
.marcas{display:flex;align-items:center;gap:28px;flex-wrap:wrap;padding:26px 28px;background:var(--humo);border-radius:10px;margin-top:28px}
.marcas__titulo{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--gris-2);font-weight:600}
.marcas__lista{display:flex;align-items:center;gap:14px 30px;flex-wrap:wrap}
.marcas__lista span{font-family:var(--fuente-t);font-weight:800;font-size:16px;letter-spacing:.02em;color:var(--gris-2);text-transform:uppercase}

/* SINTOMAS */
.sintomas{display:flex;flex-direction:column;gap:12px}
.sintomas__cabecera,.sintoma{display:grid;grid-template-columns:1fr 1fr 1.3fr;gap:24px}
.sintomas__cabecera{padding:0 26px}
.sintomas__cabecera span{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gris-2);font-weight:600}
.sintomas__cabecera span:last-child{color:var(--verde-osc)}
.sintoma{background:var(--blanco);border-radius:10px;padding:22px 26px;align-items:center}
.sintoma__que{font-family:var(--fuente-t);font-weight:700;font-size:17px;line-height:1.35}
.sintoma__causa{font-size:15px;color:var(--gris)}
.sintoma__solucion{font-size:15px;color:var(--negro);padding-left:20px;border-left:3px solid var(--verde)}
.sintoma__etiqueta{display:none;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--gris-2);font-weight:700;margin-bottom:4px}

/* SERVICIOS */
.servicios{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-bottom:48px}
.servicio{display:flex;flex-direction:column;gap:8px;padding:20px 0;border-top:3px solid var(--verde)}
.servicio h3{font-size:16px;font-weight:700}
.servicio p{font-size:14px;color:var(--gris)}
.planes{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.plan{position:relative;display:flex;flex-direction:column;gap:18px;padding:32px}
.plan--destacado{border:2px solid var(--verde)}
.plan__badge{position:absolute;top:-13px;left:32px;background:var(--verde);color:var(--negro);font-family:var(--fuente-t);font-weight:700;font-size:12px;letter-spacing:.08em;text-transform:uppercase;padding:5px 12px;border-radius:4px}
.plan__perfil{font-family:var(--fuente-t);font-weight:700;font-size:20px;line-height:1.3}
.plan__lista{display:flex;flex-direction:column;gap:10px;font-size:15px;color:var(--gris)}
.plan__lista li{display:flex;align-items:flex-start;gap:14px;list-style:none}
.plan__lista{margin:0;padding:0}
.plan__lista .check{margin-top:2px}
.plan .btn{margin-top:auto}
.nota{font-size:14px;color:var(--gris-2);margin-top:24px}

/* METODO */
.pasos{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:24px}
.paso{display:flex;flex-direction:column;gap:14px;padding-top:22px;border-top:1px solid rgba(255,255,255,.18)}
.paso__num{font-family:var(--fuente-t);font-weight:800;font-size:40px;color:var(--verde);line-height:1}
.paso h3{font-size:18px;font-weight:700;color:var(--blanco)}
.paso p{font-size:15px;color:#C9CCC3}

/* CLIENTES */
.clientes{display:flex;flex-wrap:wrap;gap:14px}
.clientes span{background:var(--blanco);border:1px solid var(--borde);border-radius:8px;padding:14px 22px;font-family:var(--fuente-t);font-weight:700;font-size:15px;color:var(--gris)}

/* CONTACTO */
.contacto{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:64px;align-items:start}
.contacto__datos{display:flex;flex-direction:column;gap:14px;margin-top:10px}
.dato{display:flex;align-items:center;gap:14px}
.dato__texto{display:flex;flex-direction:column}
.dato__texto strong{font-weight:600;font-size:16px}
.dato__texto span{font-size:14px;color:var(--gris-2)}
.dato__texto .dato__dir{font-size:15px;color:var(--negro);font-weight:500;margin-bottom:1px}
.formulario{background:var(--blanco);border:1px solid var(--borde);border-radius:14px;padding:36px;display:flex;flex-direction:column;gap:14px;box-shadow:0 12px 40px rgba(28,28,24,.08)}
.formulario h3{font-size:20px;font-weight:700}
.formulario__fila{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.campo{display:flex;flex-direction:column;gap:6px}
.campo label{font-size:13px;font-weight:600;color:var(--gris)}
.campo input,.campo textarea{font-family:var(--fuente-c);font-size:15px;color:var(--negro);border:1px solid #C9CCC3;border-radius:6px;padding:13px 16px;background:var(--blanco);width:100%}
.campo textarea{resize:vertical;min-height:92px}
.campo input:focus,.campo textarea:focus{outline:2px solid var(--verde);outline-offset:1px;border-color:var(--verde)}
.formulario__aviso{font-size:13px;color:var(--gris-2);text-align:center}
.formulario__estado{font-size:14px;border-radius:6px;padding:12px 14px;display:none}
.formulario__estado--ok{display:block;background:var(--verde-claro);color:#3C5A00}
.formulario__estado--error{display:block;background:#FDECEC;color:#8A1F1F}

/* FOOTER */
.pie{background:var(--negro);padding:56px 0 28px}
.pie__grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:40px}
.pie__col{display:flex;flex-direction:column;gap:10px}
.pie__col h4{font-family:var(--fuente-t);font-weight:700;font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--blanco);margin:0 0 4px}
.pie__col a,.pie__col p{color:#C9CCC3;font-size:14px}
.pie__col a:hover{color:var(--blanco)}
.pie__logo{height:64px;width:auto;align-self:flex-start;margin-bottom:6px}
.pie__desc{max-width:320px}
.pie__base{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;margin-top:40px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.pie__base span{font-size:13px;color:var(--gris-2)}

/* WHATSAPP */
.wa{position:fixed;right:20px;bottom:20px;z-index:70;width:58px;height:58px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(0,0,0,.25)}
.wa svg{width:30px;height:30px;fill:#fff}

.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

@media (max-width:1080px){
  .hero__grid{grid-template-columns:1fr;gap:40px}
  .contacto{grid-template-columns:1fr;gap:40px}
  .pie__grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:860px){
  .seccion{padding:56px 0}
  .contenedor{padding:0 18px}
  .nav__menu{display:none}
  .nav__tel{display:none}
  .nav__burger{display:flex}
  .nav__panel{display:none;flex-direction:column;gap:2px;padding:8px 0 18px;border-top:1px solid rgba(255,255,255,.1)}
  .nav__panel.abierto{display:flex}
  .nav__panel a{color:var(--blanco);font-size:16px;font-weight:500;padding:12px 4px}
  .hero{padding:48px 0 44px}
  .sintomas__cabecera{display:none}
  .sintoma{grid-template-columns:1fr;gap:10px;padding:20px}
  .sintoma__solucion{padding-left:14px}
  .sintoma__etiqueta{display:block}
  .hero__botones{flex-direction:column}
  .hero__botones .btn{width:100%}
  .formulario{padding:24px}
  .formulario__fila{grid-template-columns:1fr}
  .encabezado-seccion{margin-bottom:32px}
  .marcas{padding:20px}
  .pie__grid{grid-template-columns:1fr}
}