/* ========== TOKENS ==========
   Paleta e tipografia conforme o Guia de Identidade Visual GM Piscinas:
   navy #2E4763 + branco #FEFEFE, fonte Roboto. --navy-primary/--navy-bright/
   --navy-pale são tons derivados do mesmo navy (tint/shade), usados para
   hierarquia de UI (hover, gradientes, fundo alternado de seção) sem
   introduzir nenhuma cor fora da paleta da marca. */
:root{
  --navy:#2E4763;
  --navy-primary:#3D5C7D;
  --navy-bright:#6C7E92;
  --navy-pale:#EEF1F4;
  --white:#FEFEFE;
  --ink:#182533;
  --ink-soft:#4B6482;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 20px 45px -20px rgba(46,71,99,0.35);
  --shadow-sm:0 8px 20px -10px rgba(46,71,99,0.25);
  --font-head:'Roboto', sans-serif;
  --font-body:'Roboto', sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--white);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
ul{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{font-family:var(--font-head);margin:0 0 .5em;color:var(--navy);line-height:1.2;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding:0 24px;
}

/* ========== BUTTONS ========== */
.btn{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 28px;
  border-radius:999px;
  font-weight:700;
  font-size:.95rem;
  border:2px solid transparent;
  cursor:pointer;
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px);}
.btn-primary{
  background:linear-gradient(135deg, var(--navy-bright), var(--navy-primary));
  color:var(--white);
  box-shadow:var(--shadow-sm);
}
.btn-primary:hover{box-shadow:0 14px 28px -10px rgba(46,71,99,0.45);}
.btn-ghost{
  background:rgba(255,255,255,0.08);
  border-color:rgba(255,255,255,0.5);
  color:var(--white);
  backdrop-filter:blur(4px);
}
.btn-whatsapp{
  background:#25D366;
  color:var(--white);
  padding:10px 18px;
  font-size:.9rem;
}

/* ========== HEADER ========== */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:100;
  background:rgba(46,71,99,0.55);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(255,255,255,0.08);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:76px;
}
.logo-placeholder{display:flex;align-items:center;}
.logo-placeholder img{display:block;width:auto;}
.site-header .logo-placeholder img{height:42px;}
.site-footer .logo-placeholder img{height:62px;}

.main-nav{
  display:flex;
  gap:32px;
}
.main-nav a{
  color:rgba(255,255,255,0.9);
  font-weight:500;
  font-size:.95rem;
  position:relative;
  padding:6px 0;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;bottom:0;
  width:0;height:2px;
  background:var(--white);
  transition:width .25s ease;
}
.main-nav a:hover::after{width:100%;}

.header-actions{display:flex;align-items:center;gap:16px;}
.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
  cursor:pointer;
  padding:6px;
}
.nav-toggle span{width:24px;height:2px;background:var(--white);border-radius:2px;}

/* ========== HERO ========== */
.hero{
  position:relative;
  min-height:100vh;
  display:flex;
  align-items:center;
  overflow:hidden;
  color:var(--white);
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media video, .hero-media img{
  width:100%;height:100%;object-fit:cover;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(180deg, rgba(31,49,69,0.28) 0%, rgba(31,49,69,0.2) 40%, rgba(24,37,51,0.6) 100%);
}
.hero-content{
  position:relative;
  z-index:1;
  text-shadow:0 2px 16px rgba(0,0,0,0.55), 0 1px 3px rgba(0,0,0,0.65);
  padding-top:110px;
  padding-bottom:60px;
  max-width:760px;
}
.eyebrow{
  text-transform:uppercase;
  letter-spacing:2px;
  font-size:.8rem;
  font-weight:700;
  color:var(--white);
  margin-bottom:14px;
}
.hero h1{
  color:var(--white);
  font-size:clamp(2.2rem, 5vw, 3.6rem);
  font-weight:700;
}
.hero-subtitle{
  font-size:1.1rem;
  color:rgba(255,255,255,0.85);
  max-width:560px;
  margin-bottom:32px;
}
.hero-cta{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px;}
.hero-stats{
  display:flex;
  gap:40px;
  flex-wrap:wrap;
}
.hero-stats div{display:flex;flex-direction:column;}
.hero-stats strong{font-family:var(--font-head);font-size:1.8rem;color:var(--white);}
.hero-stats span{font-size:.85rem;color:rgba(255,255,255,0.75);}

.scroll-cue{
  position:absolute;
  bottom:28px;left:50%;
  transform:translateX(-50%);
  z-index:1;
  width:26px;height:42px;
  border:2px solid rgba(255,255,255,0.6);
  border-radius:20px;
}
.scroll-cue span{
  position:absolute;top:6px;left:50%;
  width:4px;height:8px;
  background:var(--white);
  border-radius:2px;
  transform:translateX(-50%);
  animation:scrollcue 1.6s infinite;
}
@keyframes scrollcue{
  0%{opacity:1;top:6px;}
  70%{opacity:0;top:22px;}
  100%{opacity:0;top:6px;}
}

/* ========== SECTIONS ========== */
.section{padding:100px 0;}
.section-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 56px;
}
.section-desc{color:var(--ink-soft);margin-top:8px;}
.section-head .eyebrow{color:var(--navy-primary);}
.section-head h2{font-size:clamp(1.7rem, 3vw, 2.4rem);}

.grid{display:grid;gap:28px;}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* ---- Diferenciais ---- */
.diferenciais{background:var(--navy-pale);}
.card-feature{
  background:var(--white);
  padding:32px 26px;
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
  text-align:left;
  transition:transform .25s ease;
}
.card-feature:hover{transform:translateY(-6px);}
.card-feature .icon{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:48px;height:48px;
  border-radius:12px;
  background:var(--navy-pale);
  color:var(--navy);
  margin-bottom:14px;
}
.card-feature .icon svg{width:24px;height:24px;}
.card-feature h3{font-size:1.05rem;}
.card-feature p{color:var(--ink-soft);font-size:.92rem;margin:0;}

/* ---- Serviços ---- */
.service-card{
  display:block; /* alguns cards são <a> e levam ao artigo correspondente */
  position:relative;
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  background:var(--white);
  transition:transform .3s ease, box-shadow .3s ease;
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);}
.service-card img{height:220px;object-fit:cover;}
.service-body{padding:22px 24px;}

.badge-featured{
  position:absolute;
  top:16px;left:16px;
  z-index:1;
  display:inline-flex;
  align-items:center;
  gap:6px;
  background:var(--navy);
  color:var(--white);
  font-family:var(--font-head);
  font-size:.72rem;
  font-weight:700;
  letter-spacing:.04em;
  text-transform:uppercase;
  padding:6px 12px;
  border-radius:999px;
  box-shadow:0 4px 12px -4px rgba(22,33,29,0.45);
}
.badge-featured svg{width:13px;height:13px;flex:none;}
.service-body h3{font-size:1.1rem;}
.service-body p{color:var(--ink-soft);font-size:.92rem;margin:0;}

/* Cards que levam a um artigo */
.card-tag{
  display:inline-block;
  font-size:.72rem;
  font-weight:700;
  letter-spacing:1px;
  text-transform:uppercase;
  color:var(--navy-primary);
  margin-bottom:8px;
}
.card-link{
  display:inline-block;
  margin-top:14px;
  font-size:.85rem;
  font-weight:700;
  color:var(--navy-primary);
}
.card-link::after{
  content:"\2192";
  display:inline-block;
  margin-left:6px;
  transition:transform .25s ease;
}
.service-card:hover .card-link::after{transform:translateX(4px);}

/* ---- Artigos na home ---- */
.articles{background:var(--navy-pale);}
.articles .service-card{background:var(--white);}
.articles .service-card img{height:200px;}
.articles .service-body h3{font-size:1.05rem;line-height:1.35;}

/* ---- Galeria ---- */
.gallery{background:var(--navy-pale);}
.gallery-tabs{
  display:flex;
  justify-content:center;
  gap:10px;
  margin-bottom:40px;
  flex-wrap:wrap;
}
.tab-btn{
  border:1px solid rgba(46,71,99,0.2);
  background:var(--white);
  color:var(--navy);
  padding:9px 20px;
  border-radius:999px;
  font-weight:700;
  font-size:.85rem;
  cursor:pointer;
  transition:all .2s ease;
}
.tab-btn.active,.tab-btn:hover{
  background:var(--navy-primary);
  color:var(--white);
  border-color:var(--navy-primary);
}
.gallery-grid{
  grid-template-columns:repeat(4,1fr);
  grid-auto-rows:220px;
}
.gallery-item{
  position:relative;
  margin:0;
  border-radius:var(--radius-sm);
  overflow:hidden;
  cursor:pointer;
}
.gallery-item img{
  width:100%;height:100%;object-fit:cover;
  transition:transform .4s ease;
}
.gallery-item:hover img{transform:scale(1.08);}
.gallery-item figcaption{
  position:absolute;left:0;right:0;bottom:0;
  padding:14px 16px 10px;
  background:linear-gradient(0deg, rgba(24,37,51,0.85), transparent);
  color:var(--white);
  font-size:.8rem;
  font-weight:500;
  opacity:0;
  transform:translateY(8px);
  transition:all .3s ease;
}
.gallery-item:hover figcaption{opacity:1;transform:translateY(0);}
.gallery-item.hide{display:none;}

/* ---- Vídeos ---- */
.video-grid{grid-template-columns:repeat(3,1fr);}
.video-card{
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  background:#000;
}
.video-card video{width:100%;display:block;aspect-ratio:9/16;object-fit:cover;background:#000;}

/* ---- Processo ---- */
.process{background:var(--navy);color:var(--white);}
.process .section-head h2{color:var(--white);}
.process .eyebrow{color:var(--white);}
.process-grid{grid-template-columns:repeat(4,1fr);}
.process-step{
  background:rgba(255,255,255,0.05);
  border:1px solid rgba(255,255,255,0.1);
  border-radius:var(--radius);
  padding:28px 24px;
}
.step-number{
  font-family:var(--font-head);
  font-size:2rem;
  font-weight:900;
  color:var(--white);
  opacity:.85;
}
.process-step h3{color:var(--white);font-size:1.05rem;margin-top:8px;}
.process-step p{color:rgba(255,255,255,0.75);font-size:.9rem;margin:0;}

/* ---- FAQ ---- */
.faq{background:var(--navy-pale);}
.faq-list{
  max-width:760px;
  margin:0 auto;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.faq-item{
  background:var(--white);
  border-radius:var(--radius-sm);
  box-shadow:var(--shadow-sm);
  overflow:hidden;
}
.faq-question{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  padding:20px 24px;
  background:none;
  border:none;
  text-align:left;
  font-family:var(--font-head);
  font-size:1rem;
  font-weight:700;
  color:var(--navy);
  cursor:pointer;
}
.faq-icon{
  flex:none;
  width:28px;height:28px;
  border-radius:50%;
  background:var(--navy-pale);
  color:var(--navy-primary);
  display:flex;align-items:center;justify-content:center;
  font-size:1.1rem;
  font-weight:700;
  transition:transform .25s ease, background .25s ease;
}
.faq-item.open .faq-icon{
  transform:rotate(45deg);
  background:var(--navy-primary);
  color:var(--white);
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-answer p{
  padding:0 24px 20px;
  margin:0;
  color:var(--ink-soft);
  font-size:.92rem;
}
.faq-item.open .faq-answer{max-height:220px;}

/* ---- Depoimentos ---- */
.reviews-source{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:10px;
  font-size:.85rem;
  font-weight:700;
  color:var(--navy-primary);
}
.reviews-source svg{flex:none;}
.reviews-source:hover{text-decoration:underline;}
.testimonial-card{
  background:var(--navy-pale);
  border-radius:var(--radius);
  padding:28px 26px;
  display:flex;
  flex-direction:column;
}
.testimonial-top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  margin-bottom:16px;
}
.stars{display:flex;gap:2px;color:var(--navy-primary);}
.stars svg{width:16px;height:16px;}
.google-badge{
  flex:none;
  width:20px;height:20px;
  border-radius:50%;
  background:var(--white);
  box-shadow:var(--shadow-sm);
  display:flex;align-items:center;justify-content:center;
}
.google-badge svg{width:12px;height:12px;}
.testimonial-card p{font-style:italic;color:var(--ink);margin-bottom:20px;}
.testimonial-author{display:flex;align-items:center;gap:12px;margin-top:auto;}
.avatar{
  width:40px;height:40px;
  border-radius:50%;
  background:var(--navy-primary);
  color:var(--white);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:.85rem;
  flex:none;
}
.testimonial-author strong{display:block;font-size:.9rem;}
.testimonial-author span{font-size:.78rem;color:var(--ink-soft);}

/* ---- Localização ---- */
.location{background:var(--navy-pale);}
.map-frame{
  border-radius:var(--radius);
  overflow:hidden;
  box-shadow:var(--shadow-sm);
  line-height:0;
  margin-bottom:24px;
}
.map-frame iframe{width:100%;height:420px;display:block;border:0;}
.location-actions{text-align:center;}

/* ---- CTA Banner ---- */
.cta-banner{
  position:relative;
  overflow:hidden;
  background:linear-gradient(120deg, var(--navy-primary), var(--navy-bright));
  color:var(--white);
  padding:76px 0;
}
.cta-banner::before{
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 18% 20%, rgba(255,255,255,0.16), transparent 55%);
  pointer-events:none;
}
.cta-banner-inner{position:relative;text-align:center;max-width:640px;}
.cta-banner h2{color:var(--white);}
.cta-banner p{color:rgba(255,255,255,0.9);margin-bottom:28px;}
.cta-banner .btn-primary{
  background:var(--white);
  color:var(--navy-primary);
}
.cta-actions{
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
}
.cta-trust{
  display:flex;
  gap:28px;
  justify-content:center;
  flex-wrap:wrap;
  margin-top:32px;
  padding-top:28px;
  border-top:1px solid rgba(255,255,255,0.18);
}
.cta-trust-item{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:.85rem;
  font-weight:600;
  color:rgba(255,255,255,0.92);
}
.cta-trust-item svg{flex:none;width:18px;height:18px;}

/* ---- Footer ---- */
.site-footer{background:var(--navy);color:rgba(255,255,255,0.75);padding-top:70px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:40px;
  padding-bottom:50px;
  border-bottom:1px solid rgba(255,255,255,0.1);
}
.footer-brand p{font-size:.9rem;margin:16px 0;}
.footer-col h4{color:var(--white);font-family:var(--font-head);font-size:1rem;margin-bottom:18px;}
.footer-list li{margin-bottom:12px;font-size:.9rem;display:flex;align-items:center;gap:9px;}
.footer-list .footer-icon{flex:none;color:rgba(255,255,255,0.55);}
.footer-list a:hover{color:var(--white);}
.social-placeholders{display:flex;gap:10px;}
.social-icon{
  width:36px;height:36px;
  border:1px solid rgba(255,255,255,0.2);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:.7rem;font-weight:700;
  color:var(--white);
}
.social-icon:hover{background:var(--navy-primary);border-color:var(--navy-primary);}
.footer-form{display:flex;flex-direction:column;gap:14px;}
.footer-cta-text{font-size:.88rem;color:rgba(255,255,255,0.75);margin:0;}
.footer-form .btn-whatsapp{justify-content:center;padding:14px 18px;font-size:.95rem;}
.footer-bottom{
  padding:24px 0;
  text-align:center;
  font-size:.8rem;
}

/* ---- WhatsApp float ---- */
.whatsapp-float{
  position:fixed;
  bottom:24px;right:24px;
  width:58px;height:58px;
  background:#25D366;
  color:var(--white);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 10px 25px -8px rgba(37,211,102,0.7);
  z-index:90;
  transition:transform .2s ease;
}
.whatsapp-float:hover{transform:scale(1.08);}

/* ========== RESPONSIVE ========== */
/* com o item "Artigos" o menu passou a ter 8 links: aperta o espaçamento antes de virar menu mobile */
@media (max-width:1150px){
  .main-nav{gap:22px;}
  .main-nav a{font-size:.88rem;}
}

@media (max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .gallery-grid{grid-template-columns:repeat(3,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}

@media (max-width:820px){
  .main-nav{
    position:fixed;
    top:76px;left:0;right:0;
    background:var(--navy);
    flex-direction:column;
    padding:20px 24px;
    gap:18px;
    transform:translateY(-130%);
    transition:transform .3s ease;
  }
  .main-nav.open{transform:translateY(0);}
  .nav-toggle{display:flex;}
  .btn-whatsapp span{display:none;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);}
  .video-grid{grid-template-columns:repeat(2,1fr);}
}

@media (max-width:560px){
  .grid-4,.grid-3{grid-template-columns:1fr;}
  .gallery-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:160px;}
  .video-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-stats{gap:24px;}
  .section{padding:70px 0;}
  .map-frame iframe{height:280px;}
  .cta-trust{gap:16px 24px;}
}