:root{
  --bg:#f4f8fb;
  --bg-soft:#edf4f8;
  --surface:#ffffff;
  --surface-2:#f7fbfd;
  --card:#ffffff;
  --line:rgba(15, 23, 42, 0.08);
  --line-strong:rgba(15, 23, 42, 0.14);
  --text:#102033;
  --muted:#5f738b;
  --primary:#20c997;
  --primary-2:#17b26a;
  --accent:#4ea8de;
  --accent-soft:#dff4ff;
  --warning:#f59e0b;
  --shadow:0 18px 45px rgba(15, 23, 42, 0.08);
  --shadow-soft:0 10px 30px rgba(15, 23, 42, 0.06);
  --radius:22px;
  --radius-sm:14px;
  --container:1200px;
  --transition:all .35s ease;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  background:
    radial-gradient(circle at top left, rgba(32,201,151,.08), transparent 28%),
    radial-gradient(circle at top right, rgba(78,168,222,.10), transparent 24%),
    linear-gradient(180deg,#f8fbfd 0%, #f3f8fb 45%, #eef5f9 100%);
  color:var(--text);
  line-height:1.6;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
button,input,textarea,select{font:inherit}
.container{width:min(var(--container), calc(100% - 32px)); margin:auto}
.section{padding:96px 0}
.section-sm{padding:72px 0}

.section:nth-of-type(even){
  background:linear-gradient(180deg, rgba(255,255,255,.78), rgba(245,250,253,.92));
}

.section-title{
  max-width:760px;
  margin:0 auto 50px;
  text-align:center;
}
.section-title .eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding:8px 14px;
  border:1px solid rgba(32,201,151,.16);
  background:rgba(255,255,255,.82);
  color:#3f6882;
  border-radius:999px;
  font-size:.88rem;
  letter-spacing:.04em;
  margin-bottom:18px;
  box-shadow:0 8px 18px rgba(15,23,42,.04);
}
.section-title h2{
  margin:0 0 14px;
  font-size:clamp(2rem,4vw,2.25rem);
  line-height:1.08;
  color:#0c1b2d;
}
.section-title p{
  margin:0;
  color:var(--muted);
  font-size:1.05rem;
}

.glass{
  background:linear-gradient(180deg, rgba(255,255,255,.94), rgba(248,252,254,.88));
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  backdrop-filter:blur(10px);
}

.site-header{
  position:sticky;
  top:0;
  z-index:999;
  background:rgba(255,255,255,.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(15,23,42,.06);
  box-shadow:0 6px 20px rgba(15,23,42,.04);
}
.header-wrap{
  min-height:82px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
}
.logo{
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:800;
  color:#0f2235;
}
.logo-mark{
  width:46px;height:46px;border-radius:14px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--accent));
  color:#08323a;
  font-weight:900;
  box-shadow:0 12px 30px rgba(32,201,151,.22);
}
.logo small{
  display:block;
  color:var(--muted);
  font-size:.65rem;
  font-weight:600;
  margin-top:2px;
}
.nav{
  display:flex;
  align-items:center;
  gap:10px;
}
.nav a{
  padding:12px 14px;
  color:#31475f;
  border-radius:12px;
  transition:var(--transition);
  font-weight:700;
}
.nav a:hover,
.nav a.active{
  background:rgba(32,201,151,.10);
  color:#0b2434;
}
.header-actions{
  display:flex;
  align-items:center;
  gap:12px;
}
.menu-toggle{
  display:none;
  width:46px;height:46px;border-radius:12px;
  border:1px solid var(--line);
  background:#ffffff;
  color:#203447;
  cursor:pointer;
  box-shadow:var(--shadow-soft);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  min-height:52px;
  padding:0 22px;
  border-radius:14px;
  border:1px solid transparent;
  font-weight:800;
  transition:var(--transition);
  cursor:pointer;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-2));
  color:#08312b;
  box-shadow:0 12px 30px rgba(32,201,151,.22);
}
.btn-primary:hover{
  transform:translateY(-2px);
  filter:brightness(1.03);
}
.btn-secondary{
  background:#ffffff;
  border-color:rgba(32,201,151,.14);
  color:#17324a;
  box-shadow:var(--shadow-soft);
}
.btn-secondary:hover{
  background:#f6fbfd;
  transform:translateY(-2px);
}
.btn-ghost{
  color:#52708c;
}
.btn-ghost:hover{color:#16334e}

.hero{
  position:relative;
  overflow:hidden;
  padding:92px 0 86px;
}
.hero::before{
  content:"";
  position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(9,23,38,.78) 0%, rgba(12,32,50,.56) 44%, rgba(14,36,57,.34) 100%),
    url('../img/hero_1.jpg') center/cover no-repeat;
  opacity:1;
}
.hero-inner{
  position:relative;
  z-index:1;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:34px;
  align-items:center;
}
.hero-copy h1{
  margin:0 0 18px;
  font-size:clamp(2.5rem,5vw,3rem);
  line-height:.98;
  letter-spacing:-.03em;
  color:#f7fbff;
}
.hero-copy p{
  margin:0 0 28px;
  color:#d9e6f2;
  font-size:1.08rem;
  max-width:680px;
}
.hero-actions{
  display:flex; flex-wrap:wrap; gap:14px;
  margin-bottom:26px;
}
.hero-metrics{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.metric{
  padding:18px;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.11);
  backdrop-filter:blur(8px);
}
.metric strong{
  display:block;
  font-size:1.55rem;
  margin-bottom:4px;
  color:#ffffff;
}
.metric span{color:#dce8f3;font-size:.95rem}
.hero-panel{
  padding:26px;
}
.hero-card{
  padding:24px;
  border-radius:22px;
  background:linear-gradient(180deg, rgba(255,255,255,.15), rgba(255,255,255,.08));
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(14px);
  box-shadow:0 20px 40px rgba(0,0,0,.18);
}
.hero-card h3{
  margin:0 0 12px;
  font-size:1.35rem;
  color:#ffffff;
}
.hero-card p{
  margin:0 0 18px;
  color:#dce8f4;
}
.hero-list{
  display:grid;
  gap:12px;
}
.hero-list div{
  display:flex;
  gap:12px;
  align-items:flex-start;
  color:#eef6ff;
}
.hero-list i{
  width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;
  background:rgba(32,201,151,.18);
  color:#7bf0cf;
  font-style:normal;
  font-weight:800;
}

.grid{
  display:grid;
  gap:22px;
}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}

.card{
  position:relative;
  overflow:hidden;
  padding:28px;
  border-radius:22px;
  background:linear-gradient(180deg, #ffffff, #f8fbfd);
  border:1px solid var(--line);
  transition:var(--transition);
  box-shadow:var(--shadow);
}
.card:hover{
  transform:translateY(-6px);
  border-color:rgba(32,201,151,.20);
  box-shadow:0 22px 44px rgba(15,23,42,.10);
}
.card-icon{
  width:58px;height:58px;border-radius:16px;
  display:grid;place-items:center;
  margin-bottom:18px;
  background:linear-gradient(135deg, rgba(32,201,151,.16), rgba(78,168,222,.14));
  color:#13867b;
  font-size:1.35rem;
  font-weight:800;
}
.card h3{
  margin:0 0 10px;
  font-size:1.25rem;
  color:#102033;
}
.card p{
  margin:0;
  color:var(--muted);
}
.card .link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  margin-top:18px;
  font-weight:800;
  color:#12866b;
}

.band{
  padding:28px;
  border-radius:24px;
  background:linear-gradient(135deg, #e9fbf6, #f2faff);
  border:1px solid rgba(32,201,151,.14);
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:18px;
  align-items:center;
  box-shadow:var(--shadow);
}
.band h3{
  margin:0 0 10px;
  font-size:1.8rem;
  color:#102033;
}
.band p{
  margin:0;
  color:#4f667f;
}
.band .band-actions{
  display:flex; justify-content:flex-end; gap:12px; flex-wrap:wrap;
}

.page-hero{
  padding:84px 0 42px;
  border-bottom:1px solid rgba(15,23,42,.05);
  background:
    radial-gradient(circle at top left, rgba(32,201,151,.10), transparent 28%),
    radial-gradient(circle at top right, rgba(78,168,222,.10), transparent 26%),
    linear-gradient(180deg, #ffffff 0%, #f3f9fc 100%);
}
.breadcrumbs{
  display:flex; gap:10px; flex-wrap:wrap; align-items:center;
  color:#6b8098; font-size:.92rem;
  margin-bottom:18px;
}
.page-hero h1{
  margin:0 0 14px;
  font-size:clamp(2.2rem,4vw,3rem);
  line-height:1.04;
  color:#0d2238;
}
.page-hero p{
  margin:0;
  max-width:760px;
  color:var(--muted);
  font-size:1.06rem;
}

.split{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:28px;
  align-items:center;
}
.media{
  position:relative;
  overflow:hidden;
  min-height:420px;
  border-radius:26px;
  border:1px solid rgba(15,23,42,.08);
  box-shadow:var(--shadow);
  background:#eef5f9;
}
.media img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.overlay-badge{
  position:absolute;
  left:18px; bottom:18px;
  padding:12px 16px;
  border-radius:16px;
  background:rgba(255,255,255,.92);
  border:1px solid rgba(15,23,42,.08);
  color:#102033;
  box-shadow:var(--shadow-soft);
}
.checks{
  display:grid; gap:14px; margin:24px 0 0;
}
.checks div{
  display:flex; gap:14px; align-items:flex-start;
  padding:14px 16px; border-radius:16px;
  background:#ffffff;
  border:1px solid rgba(15,23,42,.08);
  box-shadow:var(--shadow-soft);
}
.checks i{
  width:28px;height:28px;border-radius:10px;
  display:grid; place-items:center;
  background:rgba(23,178,106,.14);
  color:#169f61;
  font-style:normal; font-weight:800;
}

.service-detail{
  padding:30px;
}
.service-top{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:18px;
  margin-bottom:18px;
}
.kpis{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.kpi{
  padding:18px;
  border-radius:16px;
  background:#ffffff;
  border:1px solid rgba(15,23,42,.08);
  box-shadow:var(--shadow-soft);
}
.kpi strong{
  display:block;
  font-size:1.4rem;
  color:#102033;
}
.kpi span{
  color:var(--muted);
  font-size:.93rem;
}
.tags{
  display:flex; flex-wrap:wrap; gap:10px; margin-top:16px;
}
.tag{
  padding:8px 12px;
  border-radius:999px;
  background:#f0f9f7;
  border:1px solid rgba(32,201,151,.14);
  color:#186552;
  font-size:.9rem;
}

.project-card{
  overflow:hidden;
  padding:0;
}
.project-thumb{
  height:240px;
  background:linear-gradient(135deg, rgba(32,201,151,.16), rgba(78,168,222,.16));
}
.project-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
}
.project-body{padding:24px}
.project-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:12px 0 16px;
}
.project-meta span{
  padding:7px 11px;
  border-radius:999px;
  background:#f1f8fc;
  border:1px solid rgba(15,23,42,.08);
  font-size:.88rem;
  color:#47627d;
}

.testimonial{
  padding:28px;
}
.quote{
  font-size:1.05rem;
  color:#20374f;
  margin:0 0 18px;
}
.author{
  display:flex; align-items:center; gap:14px;
}
.avatar{
  width:52px;height:52px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(135deg, var(--primary), var(--accent));
  color:#08323a;
  font-weight:900;
}
.author small{display:block;color:var(--muted)}
.logo-wall{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.logo-box{
  min-height:110px;
  border-radius:20px;
  border:1px dashed rgba(15,23,42,.12);
  background:#ffffff;
  display:grid; place-items:center;
  color:#5d728b;
  font-weight:700;
  text-align:center;
  padding:18px;
  box-shadow:var(--shadow-soft);
}

.faq{
  display:grid;
  gap:16px;
}
.faq-item{
  border-radius:18px;
  overflow:hidden;
  border:1px solid rgba(15,23,42,.08);
  background:#ffffff;
  box-shadow:var(--shadow-soft);
}
.faq-question{
  width:100%;
  display:flex;
  justify-content:space-between;
  gap:20px;
  text-align:left;
  padding:20px 22px;
  border:none;
  background:transparent;
  color:#102033;
  cursor:pointer;
  font-weight:700;
}
.faq-answer{
  max-height:0;
  overflow:hidden;
  transition:max-height .35s ease;
}
.faq-answer .inner{
  padding:0 22px 22px;
  color:var(--muted);
}

.contact-wrap{
  display:grid;
  grid-template-columns:.95fr 1.05fr;
  gap:26px;
}
.contact-card{
  padding:28px;
  background:linear-gradient(180deg, #ffffff, #f8fbfd);
  border:1px solid rgba(15,23,42,.08);
  box-shadow:var(--shadow);
}
.contact-item{
  display:flex; gap:14px;
  padding:16px 0;
  border-bottom:1px solid rgba(15,23,42,.08);
}
.contact-item:last-child{border-bottom:none}
.contact-item i{
  width:44px;height:44px;border-radius:14px;
  display:grid;place-items:center;
  background:rgba(32,201,151,.12);
  color:#169f61;
  font-style:normal;
  font-weight:800;
}
.form-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
}
.form-group{display:grid; gap:8px}
.label{
  font-size:.95rem;
  color:#274059;
  font-weight:700;
}
.input, .textarea, .select{
  width:100%;
  min-height:54px;
  border-radius:14px;
  border:1px solid rgba(15,23,42,.10);
  background:#ffffff;
  color:#102033;
  padding:0 16px;
  outline:none;
  transition:var(--transition);
  box-shadow:0 1px 2px rgba(15,23,42,.03);
}
.textarea{min-height:150px;padding:16px;resize:vertical}
.input::placeholder, .textarea::placeholder{color:#8aa0b6}
.input:focus, .textarea:focus, .select:focus{
  border-color:rgba(32,201,151,.45);
  box-shadow:0 0 0 4px rgba(32,201,151,.10);
}
.form-note{
  color:var(--muted);
  font-size:.92rem;
  margin-top:14px;
}

.map-embed{
  overflow:hidden;
  border-radius:24px;
  border:1px solid rgba(15,23,42,.08);
  min-height:320px;
  box-shadow:var(--shadow);
  background:#ffffff;
}
.map-embed iframe{
  width:100%; height:100%; min-height:320px; border:0;
}

.cta-panel{
  padding:34px;
  text-align:center;
  background:linear-gradient(135deg, #e7fbf4, #f3fbff);
  border:1px solid rgba(32,201,151,.14);
}
.cta-panel h3{
  margin:0 0 12px;
  font-size:2rem;
  color:#102033;
}
.cta-panel p{
  margin:0 0 20px;
  color:#536b85;
}

.site-footer{
  padding:26px 0 40px;
  border-top:1px solid rgba(15,23,42,.06);
  margin-top:30px;
  background:linear-gradient(180deg, #eef5f9 0%, #eaf2f7 100%);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr .8fr;
  gap:22px;
  padding:28px;
  background:linear-gradient(180deg, #ffffff, #f7fbfd);
  border:1px solid rgba(15,23,42,.08);
}
.footer-grid h4{
  margin:0 0 12px;
  color:#102033;
}
.footer-grid p,
.footer-grid a{
  color:#5b7088;
}
.footer-links{
  display:grid; gap:10px;
}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
  color:#6f8399;
  font-size:.92rem;
  margin-top:18px;
}

.reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .7s ease, transform .7s ease;
}
.reveal.show{
  opacity:1;
  transform:none;
}
.float{
  animation:float 5s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-10px)}
}
.pulse{
  position:relative;
}
.pulse::after{
  content:"";
  position:absolute;
  inset:-6px;
  border-radius:inherit;
  border:1px solid rgba(32,201,151,.24);
  animation:pulse 2.3s infinite;
}
@keyframes pulse{
  0%{opacity:0; transform:scale(.92)}
  50%{opacity:.8}
  100%{opacity:0; transform:scale(1.08)}
}

@media (max-width: 1080px){
  .hero-inner,
  .split,
  .contact-wrap,
  .band,
  .footer-grid{
    grid-template-columns:1fr;
  }
  .logo-wall{grid-template-columns:repeat(2,1fr)}
}
@media (max-width: 860px){
  .nav{
    position:fixed;
    top:82px; left:16px; right:16px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    padding:16px;
    border-radius:18px;
    background:rgba(255,255,255,.98);
    border:1px solid rgba(15,23,42,.08);
    box-shadow:var(--shadow);
  }
  .nav.open{display:flex}
  .menu-toggle{display:grid;place-items:center}
  .header-actions .btn-primary{display:none}
  .grid-3,.grid-4,.grid-2,
  .hero-metrics,.kpis,.form-grid{
    grid-template-columns:1fr;
  }
  .section{padding:80px 0}
}
@media (max-width: 580px){
  .container{width:min(var(--container), calc(100% - 22px))}
  .hero{padding:72px 0 66px}
  .hero-copy h1{font-size:2.3rem}
  .card,.service-detail,.testimonial,.contact-card,.cta-panel{padding:22px}
}

/* ===== AJUSTES PREMIUM INDEX ===== */

.logo-mark-wide{
  width:auto;
  min-width:92px;
  height:50px;
  padding:0 16px;
  border-radius:18px;
  font-size:0.9rem;
  letter-spacing:.02em;
}
.logo-text{
  display:flex;
  flex-direction:column;
  justify-content:center;
  line-height:1.1;
}
.btn-header-cta{
  justify-content:center;
  text-align:center;
  min-width:154px;
  padding-left:20px;
  padding-right:20px;
}
.hero-title-premium{
  margin:0 0 18px;
  font-size:clamp(2.7rem, 4.8vw, 4.6rem);
  line-height:1.02;
  letter-spacing:-0.04em;
  max-width:760px;
  text-wrap:balance;
  text-shadow:0 8px 30px rgba(0,0,0,.22);
}
.hero-metrics-premium{
  margin-top:8px;
}
.metric-premium{
  position:relative;
  overflow:hidden;
  padding:22px 20px 20px;
  background:linear-gradient(180deg, rgba(255,255,255,.16), rgba(255,255,255,.10));
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 18px 34px rgba(0,0,0,.14);
  transition:transform .35s ease, border-color .35s ease, box-shadow .35s ease;
  backdrop-filter:blur(8px);
}
.metric-premium::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(135deg, rgba(32,201,151,.12), rgba(78,168,222,.10));
  opacity:.95;
  pointer-events:none;
}
.metric-premium > *{
  position:relative;
  z-index:1;
}
.metric-premium:hover{
  transform:translateY(-8px);
  border-color:rgba(255,255,255,.24);
  box-shadow:0 24px 42px rgba(0,0,0,.20);
}
.metric-icon{
  width:52px;
  height:52px;
  margin-bottom:14px;
  border-radius:16px;
  display:grid;
  place-items:center;
  font-size:1.45rem;
  background:linear-gradient(135deg, rgba(255,255,255,.20), rgba(255,255,255,.08));
  border:1px solid rgba(255,255,255,.14);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.metric-premium strong{
  font-size:1.9rem;
  margin-bottom:8px;
}
.metric-premium span{
  color:#e8f4ff;
  font-size:1rem;
  line-height:1.55;
}

.media-video{
  min-height:520px;
}
.media-video iframe{
  width:100%;
  height:100%;
  min-height:520px;
  border:0;
  display:block;
}

@media (max-width: 1180px){
  .logo-mark-wide{
    min-width:84px;
    font-size:.98rem;
  }
  .hero-title-premium{
    font-size:clamp(2.4rem, 4.4vw, 4rem);
  }
}
@media (max-width: 860px){
  .logo-mark-wide{
    min-width:78px;
    height:46px;
    padding:0 14px;
    font-size:.92rem;
  }
  .btn-header-cta{
    min-width:auto;
  }
  .hero-title-premium{
    font-size:clamp(2.1rem, 8vw, 3.2rem);
    line-height:1.04;
  }
  .media-video{
    min-height:340px;
  }
  .media-video iframe{
    min-height:340px;
  }
}
@media (max-width: 580px){
  .logo-text{
    max-width:150px;
  }
  .logo-text small{
    font-size:.68rem;
    line-height:1.2;
  }
  .hero-title-premium{
    font-size:clamp(1.9rem, 9vw, 2.6rem);
    letter-spacing:-0.03em;
  }
  .metric-premium{
    padding:18px;
  }
  .metric-premium strong{
    font-size:1.55rem;
  }
}

.form-alert{
  margin-top:18px;
  padding:16px 18px;
  border-radius:14px;
  border:1px solid transparent;
  font-size:.96rem;
  line-height:1.5;
  animation:fadeInUp .35s ease;
}
.form-alert strong{
  display:block;
  margin-bottom:4px;
  font-size:1rem;
}
.form-alert span{
  display:block;
  opacity:.95;
}
.form-alert-success{
  background:rgba(23,178,106,.12);
  border-color:rgba(23,178,106,.24);
  color:#146c43;
  box-shadow:0 12px 30px rgba(23,178,106,.08);
}
.form-alert-error{
  background:rgba(239,68,68,.10);
  border-color:rgba(239,68,68,.22);
  color:#a33a3a;
  box-shadow:0 12px 30px rgba(239,68,68,.08);
}
#submitBtn:disabled{
  opacity:.75;
  cursor:not-allowed;
}
@keyframes fadeInUp{
  from{
    opacity:0;
    transform:translateY(12px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}

/* WhatsApp flotante premium */
.wa-btn{
  position:fixed;
  right:24px;
  bottom:24px;
  z-index:9999;
  width:64px;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:center;
  border-radius:50%;
  background:linear-gradient(135deg, #25D366, #1ebe5b);
  box-shadow:0 20px 40px rgba(37,211,102,.30);
  text-decoration:none;
  transition:transform .3s ease, box-shadow .3s ease, opacity .3s ease;
  animation:wa-fade-in .8s ease;
}
.wa-btn:hover{
  transform:translateY(-6px) scale(1.05);
  box-shadow:0 25px 50px rgba(37,211,102,.40);
}
.wa-btn.wa-hidden{
  opacity:0;
  pointer-events:none;
  transform:translateY(120px);
}
.wa-icon{
  display:flex;
  align-items:center;
  justify-content:center;
}
.wa-icon svg{
  width:28px;
  height:28px;
  fill:#fff;
}
.wa-btn::after{
  content:"";
  position:absolute;
  inset:0;
  border-radius:50%;
  background:rgba(37,211,102,.30);
  z-index:-1;
  animation:wa-pulse 2s infinite;
}
.wa-tooltip{
  position:absolute;
  right:78px;
  top:50%;
  transform:translateY(-50%) translateX(8px);
  background:rgba(16,32,51,.94);
  color:#fff;
  padding:9px 12px;
  border-radius:8px;
  font-size:13px;
  line-height:1;
  white-space:nowrap;
  opacity:0;
  pointer-events:none;
  transition:opacity .25s ease, transform .25s ease;
  box-shadow:0 10px 25px rgba(0,0,0,.18);
}
.wa-btn:hover .wa-tooltip{
  opacity:1;
  transform:translateY(-50%) translateX(0);
}
@keyframes wa-pulse{
  0%{
    transform:scale(1);
    opacity:.55;
  }
  70%{
    transform:scale(1.55);
    opacity:0;
  }
  100%{
    transform:scale(1.55);
    opacity:0;
  }
}
@keyframes wa-fade-in{
  from{
    opacity:0;
    transform:translateY(32px);
  }
  to{
    opacity:1;
    transform:translateY(0);
  }
}
@media (max-width: 600px){
  .wa-btn{
    width:56px;
    height:56px;
    right:16px;
    bottom:16px;
  }
  .wa-icon svg{
    width:24px;
    height:24px;
  }
  .wa-tooltip{
    display:none;
  }
}