/* ===========================================================
   SUPREMA DESENTUPIDORA — desentupidorapreco.com.br
   HTML/CSS puro · paleta branco · azul · vermelho
   Direção visual: futurista (glass, neon, grid, scanline)
   =========================================================== */

:root{
  /* Marca */
  --azul-900:#041024;
  --azul-800:#07203f;
  --azul-700:#0a2f63;
  --azul-600:#0f47a1;
  --azul:#1458d6;
  --azul-neon:#38a8ff;
  --azul-glow:#7cc6ff;

  --vermelho:#e01e2b;
  --vermelho-claro:#ff3a47;
  --vermelho-neon:#ff5d68;

  --branco:#ffffff;
  --gelo:#f3f7fd;
  --borda:#d8e4f5;
  --texto:#0b1b33;
  --cinza:#5a6e8c;

  --verde:#25d366;
  --verde-escuro:#1da851;

  --radius:16px;
  --max:1200px;
  --fonte:'Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;

  --glow-azul:0 0 0 1px rgba(56,168,255,.4),0 0 26px rgba(56,168,255,.35);
  --glow-vermelho:0 0 0 1px rgba(255,90,104,.4),0 0 26px rgba(224,30,43,.35);
  --sombra:0 12px 34px rgba(4,16,36,.10);
  --sombra-forte:0 24px 60px rgba(4,16,36,.22);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;font-family:var(--fonte);color:var(--texto);background:var(--branco);
  line-height:1.72;font-size:17px;overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--azul);text-decoration:none;}
a:hover{text-decoration:underline;}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px;}

/* ---------- Animações ---------- */
@keyframes sobe{from{opacity:0;transform:translateY(30px);}to{opacity:1;transform:none;}}
@keyframes aparece{from{opacity:0;}to{opacity:1;}}
@keyframes pulsa{0%,100%{transform:scale(1);}50%{transform:scale(1.08);}}
@keyframes onda{0%{background-position:0 bottom;}100%{background-position:1200px bottom;}}
@keyframes girar{to{transform:rotate(360deg);}}
@keyframes gridMove{0%{transform:translateY(0);}100%{transform:translateY(46px);}}
@keyframes scan{0%{top:-10%;opacity:0;}20%{opacity:.8;}100%{top:110%;opacity:0;}}
@keyframes neonPulso{
  0%,100%{box-shadow:0 0 0 1px rgba(56,168,255,.35),0 0 18px rgba(56,168,255,.25);}
  50%{box-shadow:0 0 0 1px rgba(56,168,255,.6),0 0 34px rgba(56,168,255,.5);}
}
@keyframes bolha{
  0%{transform:translateY(0) scale(.5);opacity:0;}
  15%{opacity:.6;}
  100%{transform:translateY(-340px) scale(1.25);opacity:0;}
}
@keyframes varre{0%{transform:translateX(-120%);}100%{transform:translateX(220%);}}
@keyframes flutuar{0%,100%{transform:translateY(0);}50%{transform:translateY(-14px);}}
@keyframes contornoGira{to{--ang:360deg;}}

.anim{animation:sobe .8s cubic-bezier(.2,.75,.3,1) both;}
.d1{animation-delay:.1s}.d2{animation-delay:.2s}.d3{animation-delay:.3s}
.d4{animation-delay:.4s}.d5{animation-delay:.5s}.d6{animation-delay:.6s}

@supports (animation-timeline: view()){
  .revela{
    animation:sobe .95s cubic-bezier(.2,.75,.3,1) both;
    animation-timeline:view();animation-range:entry 0% entry 58%;
  }
}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;}}

/* ---------- Topo ---------- */
.topo{
  background:var(--azul-900);color:var(--azul-glow);font-size:14px;padding:9px 0;
  position:relative;overflow:hidden;
}
.topo::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(56,168,255,.25),transparent);
  width:30%;animation:varre 7s linear infinite;
}
.topo .wrap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;position:relative;z-index:1;}
.topo strong{color:#fff;}
.topo .pin{color:var(--vermelho-neon);}

/* ---------- Cabeçalho ---------- */
header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.86);backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--borda);animation:aparece .6s both;
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:12px 0;}
.marca{display:flex;align-items:center;gap:11px;}
.marca:hover{text-decoration:none;}
.marca img{height:46px;width:auto;border-radius:8px;}
.marca-txt{font-weight:900;font-size:19px;color:var(--azul-700);letter-spacing:-.3px;line-height:1.1;}
.marca-txt span{display:block;font-size:12.5px;font-weight:800;color:var(--vermelho);letter-spacing:3px;}
nav ul{display:flex;gap:24px;list-style:none;margin:0;padding:0;font-size:15.5px;font-weight:600;}
nav a{color:var(--texto);position:relative;padding-bottom:4px;}
nav a::after{content:'';position:absolute;left:0;bottom:0;height:2px;width:0;
  background:linear-gradient(90deg,var(--azul-neon),var(--vermelho));transition:width .32s;}
nav a:hover{text-decoration:none;}
nav a:hover::after,nav a.ativo::after{width:100%;}
.btn-topo{
  background:linear-gradient(135deg,var(--verde),var(--verde-escuro));color:#fff;
  padding:11px 21px;border-radius:40px;font-weight:700;font-size:15px;white-space:nowrap;
  box-shadow:0 6px 20px rgba(37,211,102,.4);transition:transform .25s,box-shadow .25s;
}
.btn-topo:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(37,211,102,.55);text-decoration:none;}

/* ---------- Herói futurista ---------- */
.heroi{
  position:relative;overflow:hidden;color:#fff;padding:84px 0 120px;
  background:
    radial-gradient(900px 500px at 82% 12%,rgba(224,30,43,.28),transparent 60%),
    radial-gradient(800px 520px at 12% 82%,rgba(20,88,214,.5),transparent 62%),
    linear-gradient(160deg,var(--azul-900) 0%,var(--azul-800) 50%,var(--azul-700) 100%);
}
/* malha futurista */
.heroi .malha{
  position:absolute;inset:-46px 0 0;pointer-events:none;opacity:.5;
  background-image:
    linear-gradient(rgba(56,168,255,.14) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,168,255,.14) 1px,transparent 1px);
  background-size:46px 46px;
  mask-image:linear-gradient(to bottom,#000 0%,transparent 78%);
  -webkit-mask-image:linear-gradient(to bottom,#000 0%,transparent 78%);
  animation:gridMove 3.4s linear infinite;
}
/* linha de varredura */
.heroi .scan{
  position:absolute;left:0;right:0;height:120px;pointer-events:none;
  background:linear-gradient(to bottom,transparent,rgba(124,198,255,.14),transparent);
  animation:scan 7s ease-in-out infinite;
}
.heroi::after{
  content:'';position:absolute;left:0;right:0;bottom:-2px;height:72px;z-index:3;
  background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 72' preserveAspectRatio='none'%3E%3Cpath d='M0 38c120 22 240 30 360 22s240-30 360-32 240 12 360 20v24H0z' fill='%23ffffff'/%3E%3C/svg%3E") repeat-x bottom/1200px 72px;
  animation:onda 24s linear infinite;
}
.bolhas{position:absolute;inset:0;pointer-events:none;}
.bolhas i{position:absolute;bottom:-40px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,rgba(255,255,255,.8),rgba(124,198,255,.1));
  animation:bolha linear infinite;}
.bolhas i:nth-child(1){left:6%;width:15px;height:15px;animation-duration:13s}
.bolhas i:nth-child(2){left:19%;width:9px;height:9px;animation-duration:10s;animation-delay:2s}
.bolhas i:nth-child(3){left:33%;width:21px;height:21px;animation-duration:16s;animation-delay:1s}
.bolhas i:nth-child(4){left:49%;width:11px;height:11px;animation-duration:11s;animation-delay:4s}
.bolhas i:nth-child(5){left:64%;width:17px;height:17px;animation-duration:14s;animation-delay:.5s}
.bolhas i:nth-child(6){left:78%;width:8px;height:8px;animation-duration:9s;animation-delay:3s}
.bolhas i:nth-child(7){left:89%;width:20px;height:20px;animation-duration:17s;animation-delay:1.5s}

.heroi .wrap{position:relative;z-index:4;display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center;}
.selo{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(124,198,255,.12);border:1px solid rgba(124,198,255,.42);
  color:var(--azul-glow);padding:7px 17px;border-radius:30px;
  font-size:13px;font-weight:800;letter-spacing:1.1px;text-transform:uppercase;margin-bottom:20px;
  animation:neonPulso 3.2s ease-in-out infinite;
}
.selo .ponto{width:8px;height:8px;border-radius:50%;background:var(--vermelho-claro);box-shadow:0 0 10px var(--vermelho-claro);}
.heroi h1{font-size:clamp(31px,4.5vw,51px);line-height:1.12;margin:0 0 18px;font-weight:900;letter-spacing:-1px;}
.heroi h1 em{font-style:normal;color:var(--azul-glow);text-shadow:0 0 30px rgba(56,168,255,.6);}
.heroi h1 b{color:var(--vermelho-claro);font-weight:900;text-shadow:0 0 28px rgba(255,58,71,.55);}
.heroi p.sub{font-size:19px;color:rgba(255,255,255,.88);margin:0 0 30px;max-width:580px;}
.acoes{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-flex;align-items:center;gap:10px;padding:15px 29px;border-radius:44px;
  font-weight:800;font-size:16.5px;transition:transform .25s,box-shadow .25s,background .25s;position:relative;overflow:hidden;}
.btn-zap{background:linear-gradient(135deg,var(--verde),var(--verde-escuro));color:#fff;box-shadow:0 12px 30px rgba(37,211,102,.45);}
.btn-zap:hover{transform:translateY(-3px);box-shadow:0 18px 40px rgba(37,211,102,.6);text-decoration:none;}
.btn-vermelho{background:linear-gradient(135deg,var(--vermelho-claro),var(--vermelho));color:#fff;box-shadow:var(--glow-vermelho);}
.btn-vermelho:hover{transform:translateY(-3px);box-shadow:0 0 0 1px rgba(255,90,104,.6),0 18px 40px rgba(224,30,43,.5);text-decoration:none;}
.btn-vazado{border:2px solid rgba(255,255,255,.45);color:#fff;}
.btn-vazado:hover{background:rgba(255,255,255,.14);border-color:var(--azul-glow);transform:translateY(-3px);text-decoration:none;}

/* Painel de preço glass */
.painel{
  background:rgba(255,255,255,.07);border:1px solid rgba(124,198,255,.28);
  border-radius:20px;padding:26px;backdrop-filter:blur(12px);
  box-shadow:var(--sombra-forte);position:relative;overflow:hidden;
}
.painel::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--azul-neon),var(--vermelho-claro),transparent);
}
.painel h3{margin:0 0 4px;font-size:17px;color:var(--azul-glow);letter-spacing:.4px;text-transform:uppercase;}
.painel .obs{font-size:13px;color:rgba(255,255,255,.62);margin:0 0 16px;}
.painel ul{list-style:none;margin:0;padding:0;}
.painel li{display:flex;justify-content:space-between;gap:14px;padding:11px 0;
  border-bottom:1px dashed rgba(124,198,255,.2);font-size:15.5px;}
.painel li:last-child{border:none;}
.painel b{color:#fff;white-space:nowrap;}

/* herói com figura */
.heroi-figura{position:relative;}
.heroi-figura img{
  width:100%;max-width:330px;margin:0 auto;filter:drop-shadow(0 26px 40px rgba(0,0,0,.45));
  animation:flutuar 5.5s ease-in-out infinite;
}
.heroi-figura::before{
  content:'';position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:330px;height:330px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,168,255,.35),transparent 68%);
}

/* ---------- Faixa de números ---------- */
.confianca{background:var(--gelo);padding:30px 0;border-bottom:1px solid var(--borda);}
.confianca .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center;}
.confianca .item strong{display:block;font-size:28px;font-weight:900;
  background:linear-gradient(135deg,var(--azul),var(--vermelho));
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.confianca .item span{font-size:14.5px;color:var(--cinza);}

/* ---------- Seções ---------- */
section{padding:78px 0;}
.titulo{text-align:center;max-width:740px;margin:0 auto 46px;}
.titulo .etiqueta{
  display:inline-block;color:var(--vermelho);font-weight:900;font-size:13px;
  letter-spacing:2px;text-transform:uppercase;margin-bottom:10px;
}
.titulo h2{font-size:clamp(26px,3.4vw,38px);margin:0 0 14px;line-height:1.2;letter-spacing:-.6px;font-weight:900;}
.titulo h2 em{font-style:normal;color:var(--azul);}
.titulo p{color:var(--cinza);font-size:17.5px;margin:0;}

/* ---------- Cards ---------- */
.grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(272px,1fr));gap:24px;}
.card{
  background:#fff;border:1px solid var(--borda);border-radius:var(--radius);
  padding:30px 26px;position:relative;overflow:hidden;
  transition:transform .38s cubic-bezier(.2,.75,.3,1),box-shadow .38s,border-color .38s;
}
.card::before{content:'';position:absolute;top:0;left:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--azul-neon),var(--vermelho));transition:width .5s;}
.card::after{
  content:'';position:absolute;top:-60%;left:-40%;width:40%;height:220%;
  background:linear-gradient(90deg,transparent,rgba(56,168,255,.1),transparent);
  transform:rotate(18deg);opacity:0;transition:opacity .4s;
}
.card:hover{transform:translateY(-8px);box-shadow:var(--sombra-forte);border-color:rgba(56,168,255,.45);}
.card:hover::before{width:100%;}
.card:hover::after{opacity:1;animation:varre 1.1s ease-out;}
.icone{
  width:54px;height:54px;border-radius:14px;margin-bottom:17px;
  background:linear-gradient(145deg,var(--azul),var(--azul-600));
  display:grid;place-items:center;color:#fff;font-size:22px;font-weight:900;
  box-shadow:var(--glow-azul);transition:transform .42s,background .42s;
}
.card:nth-child(even) .icone{background:linear-gradient(145deg,var(--vermelho-claro),var(--vermelho));box-shadow:var(--glow-vermelho);}
.card:hover .icone{transform:rotate(-8deg) scale(1.1);}
.card h3{margin:0 0 10px;font-size:19.5px;font-weight:800;}
.card p{margin:0 0 15px;color:var(--cinza);font-size:15.5px;}
.card .preco-de{font-weight:900;color:var(--azul-700);font-size:16px;}
.card .link{font-weight:800;font-size:15px;display:inline-block;margin-top:7px;color:var(--vermelho);}
.card .link::after{content:' →';transition:margin .25s;}
.card:hover .link::after{margin-left:6px;}

/* ---------- Mídia / imagens ---------- */
.moldura{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--borda);box-shadow:var(--sombra);
  transition:transform .45s,box-shadow .45s;
}
.moldura::after{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(135deg,rgba(56,168,255,.1),transparent 45%,rgba(224,30,43,.1));
  opacity:0;transition:opacity .45s;
}
.moldura:hover{transform:translateY(-6px) scale(1.012);box-shadow:var(--sombra-forte);}
.moldura:hover::after{opacity:1;}
.moldura img{width:100%;height:auto;}
.legenda{font-size:14px;color:var(--cinza);text-align:center;margin-top:10px;font-style:italic;}

.duo{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:center;}
.duo-texto h2{font-size:clamp(25px,3.2vw,35px);margin:0 0 16px;font-weight:900;letter-spacing:-.5px;}
.duo-texto h2 em{font-style:normal;color:var(--vermelho);}
.duo-texto p{color:var(--cinza);font-size:17px;}
.marcadores{list-style:none;padding:0;margin:20px 0 0;}
.marcadores li{position:relative;padding-left:32px;margin-bottom:12px;font-size:16px;}
.marcadores li::before{
  content:'✓';position:absolute;left:0;top:1px;width:21px;height:21px;border-radius:50%;
  background:linear-gradient(135deg,var(--azul),var(--azul-600));color:#fff;
  font-size:12px;display:grid;place-items:center;font-weight:900;
  box-shadow:0 0 12px rgba(56,168,255,.5);
}

/* ---------- Vídeos (prova social) ---------- */
.prova{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(700px 420px at 85% 15%,rgba(224,30,43,.3),transparent 62%),
    linear-gradient(150deg,var(--azul-900),var(--azul-700));
}
.prova .malha{
  position:absolute;inset:-46px 0 0;pointer-events:none;opacity:.35;
  background-image:linear-gradient(rgba(56,168,255,.16) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,168,255,.16) 1px,transparent 1px);
  background-size:46px 46px;animation:gridMove 3.8s linear infinite;
  mask-image:linear-gradient(to bottom,#000,transparent 85%);
  -webkit-mask-image:linear-gradient(to bottom,#000,transparent 85%);
}
.prova .wrap{position:relative;z-index:2;}
.prova .titulo h2{color:#fff;}
.prova .titulo h2 em{color:var(--azul-glow);}
.prova .titulo p{color:rgba(255,255,255,.78);}
.prova .titulo .etiqueta{color:var(--vermelho-neon);}
.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:22px;}
.video-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(124,198,255,.26);
  border-radius:18px;overflow:hidden;backdrop-filter:blur(10px);
  transition:transform .4s,box-shadow .4s,border-color .4s;
}
.video-card:hover{transform:translateY(-8px);border-color:var(--azul-neon);box-shadow:0 0 0 1px rgba(56,168,255,.5),0 22px 46px rgba(0,0,0,.42);}
.video-card video{width:100%;display:block;aspect-ratio:9/16;object-fit:cover;background:#000;}
.video-card .cap{padding:14px 16px;font-size:14.5px;color:rgba(255,255,255,.86);line-height:1.5;}
.video-card .cap strong{display:block;color:var(--azul-glow);font-size:13px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:4px;}

/* ---------- Passos ---------- */
.passos{display:grid;grid-template-columns:repeat(auto-fit,minmax(222px,1fr));gap:26px;counter-reset:p;}
.passo{position:relative;padding-top:10px;}
.passo::before{
  counter-increment:p;content:counter(p);
  display:grid;place-items:center;width:48px;height:48px;border-radius:14px;
  background:linear-gradient(145deg,var(--azul),var(--azul-600));color:#fff;
  font-weight:900;font-size:19px;margin-bottom:15px;box-shadow:var(--glow-azul);
  transition:box-shadow .4s,transform .4s;
}
.passo:nth-child(even)::before{background:linear-gradient(145deg,var(--vermelho-claro),var(--vermelho));box-shadow:var(--glow-vermelho);}
.passo:hover::before{transform:translateY(-5px) scale(1.06);}
.passo h4{margin:0 0 8px;font-size:17.5px;font-weight:800;}
.passo p{margin:0;color:var(--cinza);font-size:15.5px;}

/* ---------- Tabela de preços ---------- */
.tabela-preco{width:100%;border-collapse:collapse;background:#fff;border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--sombra);border:1px solid var(--borda);}
.tabela-preco th,.tabela-preco td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--borda);font-size:15.5px;}
.tabela-preco thead th{background:linear-gradient(135deg,var(--azul-800),var(--azul-600));color:#fff;
  font-size:14px;letter-spacing:.6px;text-transform:uppercase;font-weight:800;}
.tabela-preco tbody tr{transition:background .25s,transform .25s;}
.tabela-preco tbody tr:hover{background:var(--gelo);}
.tabela-preco td.valor{font-weight:900;color:var(--vermelho);white-space:nowrap;}
.nota-preco{margin-top:22px;padding:22px 26px;border-left:4px solid var(--vermelho);
  background:var(--gelo);border-radius:0 var(--radius) var(--radius) 0;font-size:15.5px;color:var(--cinza);}
.nota-preco strong{color:var(--azul-700);}

/* ---------- Áreas ---------- */
.areas{background:var(--gelo);}
.lista-areas{display:grid;grid-template-columns:repeat(auto-fit,minmax(178px,1fr));gap:12px;}
.lista-areas a{background:#fff;border:1px solid var(--borda);border-radius:11px;
  padding:13px 16px;font-size:15px;font-weight:700;color:var(--texto);transition:all .3s;display:block;}
.lista-areas a:hover{background:linear-gradient(135deg,var(--azul),var(--azul-600));color:#fff;
  border-color:transparent;transform:translateX(6px);box-shadow:var(--glow-azul);text-decoration:none;}

/* ---------- FAQ ---------- */
.faq{max-width:840px;margin:0 auto;}
details{background:#fff;border:1px solid var(--borda);border-radius:var(--radius);
  margin-bottom:13px;overflow:hidden;transition:box-shadow .3s,border-color .3s;}
details[open]{box-shadow:var(--sombra);border-color:rgba(56,168,255,.5);}
summary{cursor:pointer;padding:19px 56px 19px 22px;font-weight:800;font-size:16.5px;position:relative;list-style:none;}
summary::-webkit-details-marker{display:none;}
summary::after{content:'+';position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:25px;font-weight:400;color:var(--vermelho);transition:transform .35s;}
details[open] summary::after{transform:translateY(-50%) rotate(135deg);}
details p{padding:0 22px 20px;margin:0;color:var(--cinza);animation:sobe .45s both;}

/* ---------- Chamada final ---------- */
.chamada{
  position:relative;overflow:hidden;color:#fff;text-align:center;
  background:linear-gradient(135deg,var(--azul-800),var(--azul-600) 55%,var(--vermelho) 160%);
}
.chamada::before{content:'';position:absolute;width:560px;height:560px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,168,255,.25),transparent 70%);
  top:-210px;right:-140px;animation:girar 36s linear infinite;}
.chamada::after{content:'';position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(224,30,43,.3),transparent 70%);
  bottom:-200px;left:-120px;animation:girar 28s linear infinite reverse;}
.chamada .wrap{position:relative;z-index:2;}
.chamada h2{font-size:clamp(25px,3.4vw,37px);margin:0 0 14px;font-weight:900;letter-spacing:-.5px;}
.chamada p{font-size:18px;color:rgba(255,255,255,.9);margin:0 0 28px;}

/* ---------- Artigo ---------- */
.artigo{max-width:820px;margin:0 auto;}
.artigo h2{font-size:27px;margin:44px 0 14px;line-height:1.3;font-weight:900;}
.artigo h3{font-size:21px;margin:30px 0 10px;font-weight:800;}
.artigo p{margin:0 0 17px;}
.artigo ul,.artigo ol{margin:0 0 18px;padding-left:22px;}
.artigo li{margin-bottom:9px;}
.destaque{background:var(--gelo);border-left:4px solid var(--azul-neon);
  padding:20px 24px;border-radius:0 var(--radius) var(--radius) 0;margin:26px 0;}
.destaque strong{color:var(--azul-700);}
.alerta{background:#fff5f5;border-left:4px solid var(--vermelho);
  padding:20px 24px;border-radius:0 var(--radius) var(--radius) 0;margin:26px 0;}
.alerta strong{color:var(--vermelho);}
.migalha{font-size:14px;color:var(--cinza);padding:18px 0 0;}
.migalha a{color:var(--cinza);}

/* ---------- Rodapé ---------- */
footer{background:var(--azul-900);color:rgba(255,255,255,.72);padding:62px 0 26px;font-size:15px;position:relative;overflow:hidden;}
footer::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--azul-neon),var(--vermelho),var(--azul-neon));}
.rodape-grade{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;margin-bottom:38px;position:relative;z-index:1;}
footer h4{color:#fff;font-size:16px;margin:0 0 15px;font-weight:800;}
footer ul{list-style:none;margin:0;padding:0;}
footer li{margin-bottom:9px;}
footer a{color:rgba(255,255,255,.72);transition:color .25s,padding .25s;}
footer a:hover{color:var(--azul-glow);padding-left:5px;text-decoration:none;}
.legal{border-top:1px solid rgba(255,255,255,.14);padding-top:22px;
  font-size:13.5px;color:rgba(255,255,255,.55);line-height:1.8;position:relative;z-index:1;}

/* ---------- WhatsApp flutuante ---------- */
.flutua{position:fixed;right:20px;bottom:20px;z-index:99;width:62px;height:62px;border-radius:50%;
  background:linear-gradient(135deg,var(--verde),var(--verde-escuro));display:grid;place-items:center;
  color:#fff;font-size:29px;box-shadow:0 10px 30px rgba(37,211,102,.55);
  animation:pulsa 2.4s ease-in-out infinite;transition:transform .3s;}
.flutua:hover{transform:scale(1.13);text-decoration:none;}

/* ---------- Responsivo ---------- */
@media(max-width:920px){
  .heroi .wrap,.duo{grid-template-columns:1fr;gap:36px;}
  .confianca .wrap{grid-template-columns:repeat(2,1fr);}
  .rodape-grade{grid-template-columns:1fr 1fr;}
  nav ul{display:none;}
}
@media(max-width:600px){
  body{font-size:16px;}
  section{padding:56px 0;}
  .heroi{padding:58px 0 100px;}
  .topo{font-size:12.5px;}
  .rodape-grade{grid-template-columns:1fr;}
  .tabela-preco th,.tabela-preco td{padding:12px 11px;font-size:14px;}
  .marca img{height:38px;}
}