/* ===== Plomería Máster's — Estilos globales ===== */
:root{
  --azul:#1E88E5;
  --azul-claro:#4FC3F7;
  --azul-oscuro:#0D1B2A;
  --azul-noche:#081426;
  --rojo:#E63946;
  --rojo-oscuro:#C1121F;
  --wa:#25D366;
  --wa-oscuro:#1DA851;
  --blanco:#FFFFFF;
  --gris-bg:#F5F7FA;
  --gris-linea:#E4E9F0;
  --texto:#0D1B2A;
  --texto-2:#5A6472;
  --exito:#0E9F6E;
  --sombra-sm:0 2px 8px rgba(13,27,42,.06);
  --sombra-md:0 8px 24px rgba(13,27,42,.10);
  --sombra-lg:0 20px 50px rgba(13,27,42,.18);
  --radio:14px;
  --radio-sm:10px;
  --max:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  color:var(--texto);
  background:var(--blanco);
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:0}

h1,h2,h3,h4{margin:0 0 .6em;line-height:1.15;color:var(--azul-oscuro);font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.5vw,3.4rem)}
h2{font-size:clamp(1.6rem,3vw,2.4rem)}
h3{font-size:clamp(1.15rem,1.6vw,1.35rem)}
p{margin:0 0 1em}

.container{max-width:var(--max);margin:0 auto;padding:0 20px}
.eyebrow{display:inline-block;font-size:.82rem;font-weight:700;color:var(--rojo);text-transform:uppercase;letter-spacing:.14em;margin-bottom:12px}
.eyebrow::before{content:"— ";color:var(--rojo)}

/* ===== Header ===== */
.header{
  position:sticky;top:0;z-index:50;
  background:var(--azul-oscuro);
  border-bottom:2px solid rgba(255,255,255,.06);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 20px;max-width:var(--max);margin:0 auto;gap:16px;
}
.brand{display:flex;align-items:center;gap:14px}
.brand img{height:130px;width:auto;display:block;object-fit:contain}
.brand-text{color:#fff;font-weight:800;line-height:1.1;font-size:1.15rem;display:none}
.brand-text small{display:block;font-weight:500;font-size:.75rem;color:var(--azul-claro);letter-spacing:.08em;text-transform:uppercase;margin-top:2px}
.header{padding:0}
.header-inner{padding:6px 20px;gap:20px}

/* Nav */
.nav{display:flex;align-items:center;gap:6px;margin-left:auto;margin-right:12px}
.nav a{
  color:rgba(255,255,255,.82);font-weight:600;font-size:.95rem;
  padding:10px 14px;border-radius:10px;
  transition:background .15s, color .15s;white-space:nowrap;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav a.active{color:#fff;background:rgba(30,136,229,.22);box-shadow:inset 0 0 0 1px rgba(79,195,247,.35)}
.nav-mobile{
  display:none;background:var(--azul-noche);
  border-top:1px solid rgba(255,255,255,.06);
  overflow-x:auto;-webkit-overflow-scrolling:touch;
  scrollbar-width:none;
}
.nav-mobile::-webkit-scrollbar{display:none}
.nav-mobile-inner{
  display:flex;gap:4px;padding:8px 12px;min-width:max-content;
}
.nav-mobile a{
  color:rgba(255,255,255,.82);font-weight:600;font-size:.88rem;
  padding:8px 12px;border-radius:8px;white-space:nowrap;
}
.nav-mobile a.active{color:#fff;background:rgba(30,136,229,.25)}
.header-call{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--rojo);color:#fff;font-weight:700;
  padding:12px 20px;border-radius:999px;
  transition:background .2s;
}
.header-call:hover{background:var(--rojo-oscuro)}
.header-call svg{width:20px;height:20px;fill:#fff}
.header-call .num{white-space:nowrap}

/* ===== Botones ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:16px 28px;border-radius:12px;font-weight:700;font-size:1rem;
  transition:transform .15s ease, box-shadow .2s, background .2s;
  text-align:center;
}
.btn:hover{transform:translateY(-2px);box-shadow:var(--sombra-md)}
.btn svg{width:20px;height:20px;fill:currentColor;flex-shrink:0}
.btn-call{background:var(--rojo);color:#fff}
.btn-call:hover{background:var(--rojo-oscuro)}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-oscuro)}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.35)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-outline{background:transparent;color:var(--azul-oscuro);border:2px solid var(--azul-oscuro)}
.btn-outline:hover{background:var(--azul-oscuro);color:#fff}
.btn-block{width:100%}

.cta-pair{display:flex;flex-wrap:wrap;gap:14px;margin-top:22px}
.cta-pair .btn{flex:1 1 220px}

/* ===== HERO ===== */
.hero{
  position:relative;
  background:radial-gradient(ellipse at top right,#123a66 0%,var(--azul-oscuro) 55%,var(--azul-noche) 100%);
  color:#fff;
  padding:70px 0 140px;
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 15% 20%, rgba(30,136,229,.25), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(230,57,70,.15), transparent 45%);
  pointer-events:none;
}
.hero-grid{
  position:relative;
  display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center;
  max-width:var(--max);margin:0 auto;padding:0 20px;
}
.hero h1{color:#fff;font-size:clamp(2.1rem,4.6vw,3.6rem)}
.hero h1 span{color:var(--azul-claro)}
.hero .lead{font-size:1.12rem;color:rgba(255,255,255,.85);max-width:52ch;margin-top:8px}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-badges span{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(255,255,255,.08);color:#fff;
  padding:8px 14px;border-radius:999px;font-size:.9rem;font-weight:600;
  border:1px solid rgba(255,255,255,.15);
}
.hero-badges span::before{content:"✓";color:var(--azul-claro);font-weight:800}
.hero-visual{
  position:relative;aspect-ratio:1/1;max-width:520px;justify-self:end;width:100%;
  border-radius:24px;overflow:hidden;
  background:
    linear-gradient(135deg, rgba(30,136,229,.25), rgba(230,57,70,.15)),
    #0a1a2e;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:var(--sombra-lg);
  display:flex;align-items:center;justify-content:center;
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual .placeholder{color:rgba(255,255,255,.35);font-size:.9rem;text-align:center;padding:20px}

/* Stats bar (overlaps hero bottom) */
.stats-wrap{position:relative;margin-top:-90px;z-index:2;padding:0 20px}
.stats{
  max-width:var(--max);margin:0 auto;
  background:var(--azul-oscuro);
  border-radius:18px;
  padding:26px 20px;
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
  box-shadow:var(--sombra-lg);
  border:1px solid rgba(255,255,255,.06);
}
.stat{display:flex;align-items:center;gap:16px;justify-content:center;color:#fff}
.stat-num{
  width:56px;height:56px;border-radius:50%;
  background:var(--rojo);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.15rem;flex-shrink:0;
  box-shadow:0 6px 16px rgba(230,57,70,.4);
}
.stat-txt{line-height:1.2}
.stat-txt strong{display:block;font-size:1.35rem;font-weight:800}
.stat-txt span{font-size:.88rem;color:rgba(255,255,255,.75)}

/* ===== Secciones ===== */
section{padding:70px 0}
section.alt{background:var(--gris-bg)}
.section-head{text-align:center;max-width:720px;margin:0 auto 44px}
.section-head p{color:var(--texto-2);font-size:1.05rem}

/* Bloque intro con CTA */
.intro-cta{
  background:linear-gradient(135deg,var(--azul-oscuro),#123a66);
  color:#fff;border-radius:18px;padding:36px 30px;text-align:center;
  box-shadow:var(--sombra-md);
}
.intro-cta h3{color:#fff}
.intro-cta p{color:rgba(255,255,255,.85);margin-bottom:20px}
.intro-cta .cta-pair{justify-content:center;max-width:520px;margin-left:auto;margin-right:auto}

/* Servicios grid */
.services-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
}
.service-card{
  background:#fff;border-radius:var(--radio);
  border:1px solid var(--gris-linea);
  overflow:hidden;
  transition:transform .25s, box-shadow .25s, border-color .25s;
  display:flex;flex-direction:column;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--sombra-md);border-color:var(--azul)}
.service-photo{
  position:relative;aspect-ratio:4/3;overflow:hidden;background:#0a1a2e;
}
.service-photo img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .5s ease;
}
.service-card:hover .service-photo img{transform:scale(1.06)}
.service-photo::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%, rgba(13,27,42,.55) 100%);
}
.service-icon{
  position:absolute;left:16px;bottom:16px;z-index:2;
  width:52px;height:52px;border-radius:14px;
  background:var(--rojo);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 20px rgba(230,57,70,.45);
}
.service-icon svg{width:26px;height:26px;fill:#fff}
.service-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.service-card h3{color:var(--azul-oscuro);margin-bottom:10px;font-size:1.15rem}
.service-card p{color:var(--texto-2);flex:1;margin-bottom:16px;font-size:.95rem}
.service-card .link{
  color:var(--rojo);font-weight:700;font-size:.92rem;
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
}
.service-card .link::after{content:"→";transition:transform .2s}
.service-card:hover .link::after{transform:translateX(4px)}

/* Split (beneficios + tarjeta contacto) */
.split{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:stretch;
}
.benefits{display:flex;flex-direction:column;justify-content:center}
.benefit-list{list-style:none;padding:0;margin:24px 0 0}
.benefit-list li{
  display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--gris-linea);
}
.benefit-list li:last-child{border-bottom:0}
.benefit-list .ico{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--rojo),#f47280);
  display:flex;align-items:center;justify-content:center;
}
.benefit-list .ico svg{width:22px;height:22px;fill:#fff}
.benefit-list strong{display:block;color:var(--azul-oscuro);margin-bottom:4px;font-size:1.02rem}
.benefit-list span{color:var(--texto-2);font-size:.95rem}

.contact-card{
  background:linear-gradient(160deg,var(--rojo),var(--rojo-oscuro));
  color:#fff;border-radius:20px;padding:36px 32px;
  box-shadow:var(--sombra-lg);position:relative;overflow:hidden;
}
.contact-card::before{
  content:"";position:absolute;right:-60px;bottom:-60px;width:220px;height:220px;
  background:radial-gradient(circle,rgba(255,255,255,.15),transparent 70%);border-radius:50%;
}
.contact-card .eyebrow{color:#fff;opacity:.85}
.contact-card .eyebrow::before{color:#fff}
.contact-card h3{color:#fff;font-size:1.9rem;margin-bottom:22px}
.contact-features{list-style:none;padding:0;margin:0 0 26px;position:relative;z-index:1}
.contact-features li{display:flex;gap:14px;align-items:flex-start;padding:14px 0}
.contact-features .ico{
  width:44px;height:44px;border-radius:12px;background:rgba(255,255,255,.18);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.contact-features .ico svg{width:22px;height:22px;fill:#fff}
.contact-features strong{display:block;font-weight:700;margin-bottom:2px}
.contact-features span{opacity:.85;font-size:.93rem}
.contact-card .btn{position:relative;z-index:1}

/* Listas de problemas */
.check-list{list-style:none;padding:0;margin:20px 0;display:grid;grid-template-columns:repeat(2,1fr);gap:12px 24px}
.check-list li{padding-left:28px;position:relative;color:var(--texto)}
.check-list li::before{
  content:"";position:absolute;left:0;top:6px;width:18px;height:18px;
  background:var(--rojo);border-radius:50%;
}
.check-list li::after{
  content:"";position:absolute;left:5px;top:10px;width:8px;height:4px;
  border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg);
}

/* Tipos de instalación */
.type-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.type-card{
  background:#fff;border:1px solid var(--gris-linea);border-radius:var(--radio);
  padding:28px;
}
.type-card h3{color:var(--rojo);margin-bottom:8px}
.type-card p{color:var(--texto-2);margin:0}

/* Por qué elegirnos */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.why-card{
  background:#fff;border:1px solid var(--gris-linea);border-radius:var(--radio);
  padding:26px;text-align:center;
}
.why-card .ico{
  width:64px;height:64px;border-radius:16px;margin:0 auto 14px;
  background:linear-gradient(135deg,var(--azul),var(--azul-claro));
  display:flex;align-items:center;justify-content:center;
}
.why-card .ico svg{width:32px;height:32px;fill:#fff}
.why-card h3{font-size:1.1rem}
.why-card p{color:var(--texto-2);font-size:.95rem;margin:0}

/* Proceso pasos */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  background:#fff;border:1px solid var(--gris-linea);border-radius:var(--radio);
  padding:26px 22px;position:relative;
}
.step::before{
  counter-increment:step;content:counter(step);
  position:absolute;top:-18px;left:22px;
  width:40px;height:40px;border-radius:50%;
  background:var(--rojo);color:#fff;font-weight:800;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 6px 16px rgba(230,57,70,.4);
}
.step h3{margin-top:14px;font-size:1.05rem}
.step p{color:var(--texto-2);font-size:.93rem;margin:0}

/* Cobertura */
.coverage{
  background:var(--azul-oscuro);color:#fff;
  border-radius:18px;padding:40px 32px;
}
.coverage h3{color:#fff}
.coverage p{color:rgba(255,255,255,.8)}
.zonas{
  display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;
}
.zonas span{
  background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.15);
  padding:8px 14px;border-radius:999px;font-size:.9rem;font-weight:600;
}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{
  background:#fff;border:1px solid var(--gris-linea);border-radius:var(--radio-sm);
  padding:0;margin-bottom:12px;overflow:hidden;
}
.faq summary{
  list-style:none;cursor:pointer;padding:20px 24px;
  font-weight:700;color:var(--azul-oscuro);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:1.6rem;color:var(--rojo);font-weight:400;
  transition:transform .2s;line-height:1;
}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .a{padding:0 24px 20px;color:var(--texto-2)}

/* CTA final */
.final-cta{
  background:linear-gradient(135deg,var(--azul-oscuro),#123a66);
  color:#fff;padding:80px 0;text-align:center;
}
.final-cta h2{color:#fff}
.final-cta p{color:rgba(255,255,255,.85);max-width:600px;margin:0 auto 26px}
.final-cta .phone{font-size:1.6rem;font-weight:800;margin:14px 0;color:var(--azul-claro)}
.final-cta .cta-pair{justify-content:center;max-width:520px;margin:22px auto 0}

/* Footer */
.footer{background:var(--azul-noche);color:rgba(255,255,255,.75);padding:50px 0 100px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:32px}
.footer h4{color:#fff;font-size:1.02rem;margin-bottom:14px}
.footer a{color:rgba(255,255,255,.75)}
.footer a:hover{color:#fff}
.footer-brand p{margin:8px 0 0;font-size:.92rem}
.footer .kw{font-size:.85rem;opacity:.6;margin-top:10px;line-height:1.7}
.footer-legal{
  border-top:1px solid rgba(255,255,255,.08);margin-top:34px;padding-top:20px;
  text-align:center;font-size:.85rem;opacity:.7;
}

/* Sticky móvil */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:none;background:#fff;border-top:1px solid var(--gris-linea);
  box-shadow:0 -6px 18px rgba(13,27,42,.12);
  padding:10px;gap:10px;
}
.sticky-cta a{
  flex:1;display:flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 8px;border-radius:12px;font-weight:700;color:#fff;font-size:.98rem;
}
.sticky-cta .call{background:var(--rojo)}
.sticky-cta .wa{background:var(--wa)}
.sticky-cta svg{width:20px;height:20px;fill:#fff}

/* ===== RESPONSIVE ===== */
@media (max-width:960px){
  .hero{padding:50px 0 130px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-visual{max-width:420px;margin:0 auto;justify-self:center}
  .stats{grid-template-columns:1fr;gap:14px;padding:22px}
  .stat{justify-content:flex-start}
  .services-grid,.why-grid{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr;gap:26px}
  .type-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr;gap:30px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .check-list{grid-template-columns:1fr}
  .header-call .num{display:none}
  .header-call{padding:12px 14px}
  .brand img{height:100px}
  .brand-text{font-size:1rem}
  .header-inner{padding:4px 12px;gap:10px}
  .nav{display:none}
  .nav-mobile{display:block}
}
@media (max-width:600px){
  section{padding:50px 0}
  .services-grid,.why-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr;gap:28px}
  .sticky-cta{display:flex}
  body{padding-bottom:74px}
  .hero{padding-bottom:110px}
  .stats-wrap{margin-top:-70px}
  .coverage{padding:28px 22px}
  .contact-card{padding:28px 22px}
  .header-inner{padding:12px 14px}
  .brand-text small{display:none}
}