/* =====================================================================
   BIOKLIN — Hoja de estilos
   Paleta de marca (edítala aquí si tu logo real usa tonos distintos):
   ===================================================================== */
:root{
  --verde-oscuro:#A2D238;   /* verde principal de marca #A2D238 #0F5C3E original*/
  --verde:#3FA66D;          /* verde secundario / hover */
  --verde-suave:#E7F3EC;    /* verde muy claro para fondos  #E7F3EC original */
  --azul-noche:#313131;     /* azul casi negro: header, footer, textos fuertes #313131 bioklin #0B2540 original*/
  --sand:#E7F3EC;           /* arena cálida para secciones alternas F5F1E8 orig */
  --ambar:#E8A33D;          /* acento de alerta, uso limitado */
  --texto:#33465C;
  --blanco:#FFFFFF;
  --sombra:0 12px 30px -12px rgba(11,37,64,.18);
  --radio:16px;
  --maxw:1180px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:'Inter',system-ui,sans-serif;
  color:var(--texto);
  background:var(--blanco);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{
  font-family:'Space Grotesk',system-ui,sans-serif;
  color:var(--azul-noche);
  line-height:1.15;
  margin:0 0 .5em;
}
p{margin:0 0 1em;}
a{color:inherit;text-decoration:none;}
img{max-width:100%;display:block;}
ul{margin:0;padding:0;list-style:none;}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

/* --------- utilidades --------- */
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.8rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--verde-oscuro);
  font-weight:600;
  margin-bottom:.6em;
}
.center{text-align:center;margin-left:auto;margin-right:auto;}
.section-title{font-size:clamp(1.6rem,3vw,2.3rem);}
.section-lead{max-width:640px;font-size:1.05rem;}
.section-title.center,.section-lead.center{max-width:640px;}
.hide-mobile{display:inline;}

/* --------- botones --------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;
  padding:.8em 1.4em;
  border-radius:999px;
  font-weight:600;
  font-size:.95rem;
  border:2px solid transparent;
  transition:transform .15s ease, box-shadow .15s ease, background .15s ease;
  cursor:pointer;
}
.btn:hover{transform:translateY(-2px);}
.btn-lg{padding:1em 1.8em;font-size:1.05rem;}
.btn-primary{background:var(--verde-oscuro);color:var(--blanco);}
.btn-primary:hover{background:#0c4a32;box-shadow:var(--sombra);}
.btn-outline{border-color:var(--verde-oscuro);color:var(--verde-oscuro);background:transparent;}
.btn-outline:hover{background:var(--verde-suave);}
.btn-ghost{color:var(--azul-noche);}
.btn-light{background:var(--blanco);color:var(--verde-oscuro);}
.btn-outline-light{border-color:rgba(255,255,255,.6);color:var(--blanco);}
.btn-outline-light:hover{background:rgba(255,255,255,.12);}

.badge{
  font-family:'IBM Plex Mono',monospace;
  font-size:.72rem;
  letter-spacing:.03em;
  background:var(--verde-suave);
  color:var(--verde-oscuro);
  padding:.45em .8em;
  border-radius:999px;
  border:1px solid rgba(15,92,62,.15);
}

/* --------- barra superior --------- */
.topbar{background:var(--azul-noche);color:#cfe3d8;font-size:.82rem;}
.topbar-inner{display:flex;justify-content:space-between;align-items:center;padding:.5em 24px;flex-wrap:wrap;gap:.4em;}
.topbar-contact a{margin-right:1.2em;opacity:.9;}
.topbar-contact a:hover{opacity:1;}
.topbar-tag{font-family:'IBM Plex Mono',monospace;opacity:.85;}

/* --------- header --------- */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(8px);
  border-bottom:1px solid rgba(11,37,64,.08);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:.7em 24px;gap:1.5em;}
.brand-logo{height:42px;width:auto;}
.nav{display:flex;gap:1.6em;flex:1;justify-content:center;font-weight:600;font-size:.92rem;align-items:center;}
.nav a{padding:.4em 0;border-bottom:2px solid transparent;}
.nav a:hover{border-color:var(--verde);}

/* menú desplegable "Servicios" (usa <details>, sin JS necesario) */
.nav-dropdown{position:relative;}
.nav-dropdown summary{cursor:pointer;list-style:none;display:flex;align-items:center;gap:.35em;padding:.4em 0;}
.nav-dropdown summary::-webkit-details-marker{display:none;}
.nav-dropdown summary::after{content:"▾";font-size:.7em;transition:transform .2s ease;}
.nav-dropdown[open] summary::after{transform:rotate(180deg);}
.nav-dropdown .dropdown-panel{
  position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%);
  background:var(--blanco);border:1px solid rgba(11,37,64,.08);border-radius:12px;
  box-shadow:var(--sombra);padding:10px;display:flex;flex-direction:column;min-width:210px;
  z-index:60;
}
.nav-dropdown .dropdown-panel a{padding:.6em .8em;border-radius:8px;font-weight:600;border:0;}
.nav-dropdown .dropdown-panel a:hover{background:var(--verde-suave);border:0;}
.header-cta{display:flex;gap:.7em;align-items:center;}
.nav-toggle{display:none;flex-direction:column;justify-content:space-between;width:26px;height:19px;background:none;border:0;cursor:pointer;padding:0;}
.nav-toggle span{display:block;height:2px;background:var(--azul-noche);border-radius:2px;}

/* --------- hero --------- */
.hero{padding:64px 0 40px;background:linear-gradient(180deg,var(--verde-suave) 0%, var(--blanco) 70%);overflow:hidden;}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;}
.hero h1{font-size:clamp(2.1rem,4vw,3.1rem);}
.hero h1 span{color:var(--verde-oscuro);}
.hero-lead{font-size:1.1rem;max-width:520px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:.9em;margin:1.4em 0;}
.hero-badges{display:flex;flex-wrap:wrap;gap:.6em;margin-top:1em;}

.hero-visual{display:flex;justify-content:center;}
.barrier-svg{width:100%;max-width:440px;}
.barrier-ring{fill:none;stroke:var(--verde);stroke-width:2;opacity:.55;}
.barrier-ring-dash{stroke-dasharray:6 10;animation:girar 40s linear infinite;transform-origin:240px 240px;}
.barrier-ring-outer{stroke-width:1;opacity:.25;}
@keyframes girar{to{transform:rotate(360deg);}}
.pest{fill:none;stroke:var(--ambar);stroke-width:2.4;opacity:.85;}
.pest circle{fill:var(--ambar);stroke:none;}
.pest-1{transform:translate(70px,90px);}
.pest-2{transform:translate(400px,130px);}
.pest-3{transform:translate(60px,360px);}
.pest-4{transform:translate(410px,350px);}

/* --------- tira de confianza --------- */
.trust-strip{background:var(--azul-noche);color:var(--blanco);padding:36px 0;}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center;}
.trust-num{display:block;font-family:'Space Grotesk';font-size:2.1rem;font-weight:700;color:var(--verde);}
.trust-label{font-size:.85rem;opacity:.85;}

/* --------- secciones genéricas --------- */
.section{padding:80px 0;}
.section-alt{background:var(--sand);}

/* --------- banner de páginas interiores (residencial/comercial/industrial)(--azul-noche) --------- */
.page-hero{
  background:var(--azul-noche);color:var(--blanco);
  padding:56px 0 64px;
}
.breadcrumb{font-family:'IBM Plex Mono',monospace;font-size:.8rem;opacity:.75;margin-bottom:1em;}
.breadcrumb a{opacity:.9;}
.breadcrumb a:hover{text-decoration:underline;}
.page-hero h1{color:var(--blanco);font-size:clamp(1.9rem,3.6vw,2.7rem);max-width:720px;}
.page-hero p{max-width:600px;font-size:1.08rem;opacity:.9;}
.page-hero .hero-badges{margin-top:1.2em;}
.page-hero .badge{background:rgba(255,255,255,.1);color:var(--blanco);border-color:rgba(255,255,255,.2);}

/* --------- insignias de certificación --------- */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;margin-top:40px;}
.cert-badge{
  text-align:center;padding:26px 18px;background:var(--blanco);
  border:1px solid rgba(11,37,64,.08);border-radius:var(--radio);
}
.cert-badge .cert-icon{
  width:52px;height:52px;margin:0 auto 14px;border-radius:50%;
  background:var(--verde-suave);display:flex;align-items:center;justify-content:center;
}
.cert-badge .cert-icon svg{width:26px;height:26px;fill:none;stroke:var(--verde-oscuro);stroke-width:2.2;}
.cert-badge h3{font-size:1rem;margin-bottom:.3em;}
.cert-badge p{font-size:.85rem;margin:0;}

/* --------- sectores atendidos --------- */
.sector-grid{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px;}
.sector-chip{
  font-family:'IBM Plex Mono',monospace;font-size:.85rem;font-weight:600;
  background:var(--verde-suave);color:var(--verde-oscuro);
  padding:.6em 1.1em;border-radius:999px;border:1px solid rgba(15,92,62,.15);
}

/* --------- planes de visita --------- */
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:40px;align-items:stretch;}
.plan-card{
  background:var(--blanco);border:1px solid rgba(11,37,64,.1);border-radius:var(--radio);
  padding:30px;display:flex;flex-direction:column;position:relative;
}
.plan-card.destacado{border:2px solid var(--verde-oscuro);box-shadow:var(--sombra);}
.plan-tag{
  position:absolute;top:-13px;left:50%;transform:translateX(-50%);
  background:var(--verde-oscuro);color:var(--blanco);font-family:'IBM Plex Mono';
  font-size:.7rem;letter-spacing:.05em;text-transform:uppercase;
  padding:.35em .9em;border-radius:999px;
}
.plan-card h3{margin-bottom:.2em;}
.plan-freq{font-family:'IBM Plex Mono';color:var(--verde-oscuro);font-size:.85rem;margin-bottom:1em;}
.plan-card ul{margin:0 0 1.4em;flex:1;}
.plan-card li{position:relative;padding-left:1.5em;margin-bottom:.6em;font-size:.92rem;}
.plan-card li::before{content:"✓";position:absolute;left:0;color:var(--verde-oscuro);font-weight:700;}

/* --------- pasos numerados en línea (usado en páginas de servicio) --------- */
.mini-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px;}
.mini-step{padding:20px;border-left:3px solid var(--verde);}
.mini-step span{font-family:'IBM Plex Mono';color:var(--verde-oscuro);font-weight:600;}

/* --------- servicios --------- */
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:28px;margin-top:40px;}
.service-card{
  background:var(--blanco);border:1px solid rgba(11,37,64,.08);
  border-radius:var(--radio);padding:32px;
  border-top:4px solid var(--verde-oscuro);
  transition:transform .2s ease, box-shadow .2s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--sombra);}
.service-icon svg{width:40px;height:40px;fill:none;stroke:var(--verde-oscuro);stroke-width:2.4;stroke-linejoin:round;}
.service-card h3{margin-top:.6em;}
.service-card a{font-weight:700;color:var(--verde-oscuro);}

/* --------- plagas --------- */
.pest-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px;}
.pest-card{
  background:var(--blanco);border-radius:var(--radio);
  padding:26px;border:1px solid rgba(11,37,64,.08);
}
.pest-card h3{margin-bottom:.3em;font-size:1.1rem;}
.pest-card a{font-weight:700;color:var(--verde-oscuro);}

/* --------- nosotros --------- */
.nosotros-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:start;}
.checklist{margin:1.4em 0;}
.checklist li{position:relative;padding-left:1.7em;margin-bottom:.7em;}
.checklist li::before{
  content:"✓";position:absolute;left:0;top:0;
  color:var(--verde-oscuro);font-weight:700;
}
.nosotros-quote{
  background:var(--verde-oscuro);color:var(--blanco);
  border-radius:var(--radio);padding:36px;align-self:stretch;
}
.quote-mark{width:34px;fill:var(--verde);opacity:.7;margin-bottom:.4em;}
.nosotros-quote p{font-size:1.15rem;font-family:'Space Grotesk';}
.nosotros-quote span{font-size:.85rem;opacity:.8;}

/* --------- proceso --------- */
.proceso-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:40px;}
.proceso-step{padding:24px;border-left:3px solid var(--verde-oscuro);}
.proceso-num{
  font-family:'IBM Plex Mono';font-weight:600;color:var(--verde);
  font-size:1.6rem;display:block;margin-bottom:.2em;
}

/* --------- testimonios --------- */
.testimonial{
  background:var(--sand);border-radius:var(--radio);padding:28px;margin:0;
  font-style:normal;
}
.testimonial p{font-family:'Space Grotesk';font-size:1.02rem;color:var(--azul-noche);}
.testimonial cite{font-size:.85rem;color:var(--verde-oscuro);font-style:normal;font-weight:600;}

/* --------- CTA final --------- */
.cta-band{background:var(--verde-oscuro);color:var(--blanco);padding:60px 0;}
.cta-band-inner{text-align:center;}
.cta-band h2{color:var(--blanco);font-size:clamp(1.5rem,3vw,2.1rem);max-width:700px;margin:0 auto .7em;}
.cta-band .hero-actions{justify-content:center;}

/* --------- contacto --------- */
.contacto-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;}
.contact-form{display:grid;gap:16px;margin-top:1.2em;}
.contact-form label{display:grid;gap:.4em;font-weight:600;font-size:.9rem;color:var(--azul-noche);}
.contact-form input,.contact-form select,.contact-form textarea{
  font-family:inherit;font-size:1rem;padding:.7em .9em;
  border:1px solid rgba(11,37,64,.18);border-radius:10px;
  background:var(--blanco);
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  outline:2px solid var(--verde);outline-offset:1px;
}
.info-card{
  background:var(--sand);border-radius:var(--radio);padding:28px;margin-bottom:20px;
}
.info-card h3{margin-bottom:.5em;}
.info-card p{margin:.4em 0;}
.map-embed{border-radius:var(--radio);overflow:hidden;border:1px solid rgba(11,37,64,.08);}

/* --------- footer --------- */
.footer{background:var(--azul-noche);color:#cfe3d8;padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer-logo{height:34px;margin-bottom:.8em;filter:brightness(1.2);}
.footer h4{color:var(--blanco);font-family:'IBM Plex Mono';font-size:.85rem;letter-spacing:.05em;text-transform:uppercase;margin-bottom:.8em;}
.footer a,.footer p{display:block;opacity:.85;margin-bottom:.5em;font-size:.92rem;}
.footer a:hover{opacity:1;text-decoration:underline;}

/* --------- botón flotante whatsapp --------- */
.wa-float{
  position:fixed;bottom:22px;right:22px;z-index:60;
  width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 24px -8px rgba(0,0,0,.35);
  animation:pulso 2.6s ease-in-out infinite;
}
.wa-float svg{width:30px;height:30px;fill:var(--blanco);}
@keyframes pulso{0%,100%{transform:scale(1);}50%{transform:scale(1.06);}}

/* --------- accesibilidad --------- */
a:focus-visible,button:focus-visible{outline:3px solid var(--verde);outline-offset:2px;}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto;}
  .barrier-ring-dash,.wa-float{animation:none;}
}

/* --------- responsive --------- */
@media (max-width:960px){
  .hero-inner{grid-template-columns:1fr;}
  .hero-visual{order:-1;max-width:320px;margin:0 auto;}
  .nosotros-grid,.contacto-grid{grid-template-columns:1fr;}
  .cards-3,.pest-grid{grid-template-columns:repeat(2,1fr);}
  .proceso-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cert-grid{grid-template-columns:repeat(2,1fr);}
  .plan-grid,.mini-steps{grid-template-columns:1fr;}
}
@media (max-width:720px){
  .hide-mobile{display:none;}
  .nav{
    position:fixed;top:0;right:-100%;height:100vh;width:78%;max-width:320px;
    background:var(--blanco);flex-direction:column;justify-content:flex-start;
    padding:100px 32px 32px;gap:1.4em;transition:right .3s ease;
    box-shadow:-12px 0 30px rgba(0,0,0,.12);
  }
  .nav.open{right:0;}
  .header-cta{display:none;}
  .nav-toggle{display:flex;}
  .nav-dropdown .dropdown-panel{
    position:static;transform:none;box-shadow:none;border:0;
    padding-left:12px;margin-top:.4em;background:transparent;
  }
  .trust-grid,.cards-3,.pest-grid,.proceso-grid,.footer-grid{grid-template-columns:1fr 1fr;}
  .cards-3{grid-template-columns:1fr;}
}
@media (max-width:480px){
  .trust-grid,.footer-grid{grid-template-columns:1fr;}
}