/* ============================================================
   Clean Desentupidora RJ — desentupimento e encanamento 24h
   CSS puro, sem framework. Azul técnico + vermelho de ação.
   ============================================================ */

:root{
  --branco:#FFFFFF;
  --gelo:#F2F7FA;
  --gelo-2:#E7F1F6;
  --azul:#0E6A98;
  --azul-2:#0A4E71;
  --azul-claro:#1789C4;
  --marinho:#0A2A3B;
  --vermelho:#DD1515;
  --vermelho-2:#B70F0F;
  --texto:#152631;
  --cinza:#57707D;
  --cinza-forte:#7C949F;
  --borda:rgba(10,42,59,.10);
  --sombra:0 16px 40px rgba(10,60,80,.14);
  --raio:14px;
  --fonte:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--fonte);background:var(--branco);color:var(--texto);
  -webkit-font-smoothing:antialiased;line-height:1.6;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{font-family:var(--fonte);font-weight:800;line-height:1.2;margin:0 0 14px;color:var(--marinho)}
p{margin:0 0 14px;color:var(--cinza)}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px}
section{padding:76px 0}
@media (max-width:720px){section{padding:52px 0}}

.eyebrow{
  display:inline-block;font-size:.72rem;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--azul);margin-bottom:10px;
}
h2.titulo{font-size:clamp(1.7rem,3.4vw,2.5rem)}
p.lead{color:var(--cinza);font-size:clamp(1rem,1.5vw,1.1rem);max-width:62ch}

/* ---------- Botões ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 26px;border-radius:10px;font-weight:800;font-size:.95rem;
  border:none;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s,border-color .15s;
  white-space:nowrap;
}
.btn:active{transform:scale(.97)}
.btn-vermelho{background:var(--vermelho);color:#fff;box-shadow:0 10px 24px rgba(221,21,21,.32)}
.btn-vermelho:hover{background:var(--vermelho-2);box-shadow:0 12px 28px rgba(221,21,21,.42)}
.btn-wa{background:#25D366;color:#fff;box-shadow:0 10px 24px rgba(37,211,102,.32)}
.btn-wa:hover{background:#1ea952;box-shadow:0 12px 28px rgba(37,211,102,.42)}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.5)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.btn-ghost-escuro{background:transparent;color:var(--marinho);border:1.5px solid var(--borda)}
.btn-ghost-escuro:hover{border-color:var(--azul);color:var(--azul)}
.btn-bloco{width:100%}
.btn svg{width:19px;height:19px;fill:currentColor;flex-shrink:0}

/* ---------- Topbar ---------- */
.topbar{background:var(--marinho);font-size:.78rem;color:#AFCBDA}
.topbar .container{display:flex;justify-content:space-between;align-items:center;padding-top:8px;padding-bottom:8px;gap:16px;flex-wrap:wrap}
.topbar a{color:#AFCBDA}
.topbar a:hover{color:#fff}
.topbar-info{display:flex;gap:18px;align-items:center;flex-wrap:wrap}

/* ---------- Header ---------- */
header.site{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--borda)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:12px 24px;gap:20px}
.marca img{height:34px;width:auto}
.principal{flex:1;display:flex;justify-content:center}
.principal>ul{display:flex;gap:6px;align-items:center}
.link-nav{padding:10px 13px;border-radius:8px;font-weight:700;font-size:.86rem;color:var(--marinho);transition:color .15s}
.link-nav:hover,.link-nav.ativo{color:var(--azul)}
.header-cta{display:flex;align-items:center;gap:14px}
.icones-sociais{display:flex;gap:10px}
.icones-sociais a{width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--gelo);color:var(--marinho);transition:background .15s,color .15s}
.icones-sociais a:hover{background:var(--azul);color:#fff}
.icones-sociais svg{width:16px;height:16px}

.tem-submenu{position:relative}
.submenu{
  position:absolute;top:100%;left:50%;transform:translateX(-50%) translateY(8px);
  background:var(--branco);border:1px solid var(--borda);border-radius:var(--raio);
  padding:10px;box-shadow:var(--sombra);display:grid;grid-template-columns:1fr 1fr;gap:2px;
  min-width:520px;opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s;
}
.tem-submenu:hover .submenu{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.submenu a{padding:10px 12px;border-radius:8px;font-size:.83rem;color:var(--cinza)}
.submenu a:hover{background:var(--gelo);color:var(--azul)}
.submenu a.ver-todos{grid-column:1/-1;color:var(--azul);font-weight:700;border-top:1px solid var(--borda);margin-top:4px;padding-top:12px}

.nav-hamburguer{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.nav-hamburguer span{width:24px;height:2px;background:var(--marinho)}
.movel{display:none}
@media (max-width:960px){
  .principal,.header-cta .btn-vermelho,.icones-sociais{display:none}
  .nav-hamburguer{display:flex}
  .movel.aberto{display:flex;flex-direction:column;gap:2px;background:var(--branco);border-top:1px solid var(--borda);padding:14px 20px 22px}
  .movel a{padding:12px 4px;font-weight:700;color:var(--marinho);border-bottom:1px solid var(--borda)}
  .submenu-movel{display:flex;flex-direction:column;padding-left:14px}
  .submenu-movel a{border-bottom:none;color:var(--cinza);font-size:.86rem;padding:8px 4px}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:80px 0 64px;overflow:hidden;background:linear-gradient(155deg,var(--marinho) 0%,var(--azul-2) 55%,#0c3552 100%)}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 65% 55% at 85% 0%,rgba(23,137,196,.28),transparent 60%)}
.hero-grade{position:relative;z-index:1;display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(2.1rem,4.6vw,3.3rem);color:#fff}
.hero h1 em{color:var(--azul-claro);font-style:normal}
.hero p.lead{color:rgba(255,255,255,.82)}
.hero-cta{display:flex;gap:14px;margin-top:26px;flex-wrap:wrap}
.hero-foto{border-radius:var(--raio);overflow:hidden;box-shadow:var(--sombra);border:1px solid rgba(255,255,255,.12);aspect-ratio:4/3}
.hero-foto img{width:100%;height:100%;object-fit:cover}
.hero-checks{display:flex;gap:20px;margin-top:30px;flex-wrap:wrap}
.hero-checks span{display:inline-flex;align-items:center;gap:7px;font-size:.83rem;color:rgba(255,255,255,.85);font-weight:600}
.hero-checks svg{width:15px;height:15px;fill:var(--azul-claro);flex-shrink:0}
@media (max-width:900px){.hero-grade{grid-template-columns:1fr}.hero-foto{order:-1;max-height:280px}}

/* ---------- Faixa de contato rápido ---------- */
.faixa-contatos{background:var(--gelo);border-bottom:1px solid var(--borda);padding:22px 0}
.faixa-contatos .container{display:flex;align-items:center;justify-content:center;gap:34px;flex-wrap:wrap}
.fc-item{display:flex;align-items:center;gap:9px;font-size:.82rem;color:var(--texto);font-weight:700}
.fc-item svg{width:18px;height:18px;fill:var(--azul);flex-shrink:0}

/* ---------- Cards de serviço (ícone) ---------- */
.grade-servicos{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:36px}
.card-servico{
  background:var(--branco);border:1px solid var(--borda);border-radius:var(--raio);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .2s,border-color .2s,box-shadow .2s;padding:26px 24px;
}
.card-servico:hover{transform:translateY(-4px);border-color:rgba(14,106,152,.35);box-shadow:var(--sombra)}
.card-servico .icone{width:48px;height:48px;border-radius:12px;background:var(--gelo-2);color:var(--azul);display:flex;align-items:center;justify-content:center;margin-bottom:16px;flex-shrink:0}
.card-servico .icone svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.card-servico .corpo{display:flex;flex-direction:column;flex:1}
.card-servico h3{font-size:1.08rem;margin-bottom:8px}
.card-servico p{font-size:.88rem;margin-bottom:14px;flex:1}
.card-servico .saiba-mais{font-weight:700;font-size:.85rem;color:var(--azul);display:inline-flex;align-items:center;gap:6px}
.card-servico .saiba-mais svg{width:14px;height:14px;fill:none;stroke:currentColor;stroke-width:2.5;transition:transform .15s}
.card-servico:hover .saiba-mais svg{transform:translateX(3px)}

/* ---------- Missão / Valores / Diferenciais ---------- */
.grade-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.grade-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.cartao-valor{background:var(--gelo);border:1px solid var(--borda);border-radius:var(--raio);padding:26px}
.cartao-valor .num{color:var(--azul);font-weight:800;font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px;display:block}
.cartao-valor h3{font-size:1.1rem;margin-bottom:8px}
.cartao-valor p{font-size:.9rem;margin:0}
@media (max-width:900px){.grade-3{grid-template-columns:1fr}.grade-4{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.grade-4{grid-template-columns:1fr}}

/* ---------- Lista com check ---------- */
.lista-check{display:flex;flex-direction:column;gap:12px;margin:22px 0}
.lista-check li{display:flex;align-items:flex-start;gap:12px;font-size:.94rem;color:var(--texto)}
.lista-check li svg{flex-shrink:0;margin-top:2px;width:18px;height:18px;fill:none;stroke:var(--azul);stroke-width:2.4}

/* ---------- Sobre / História ---------- */
.grade-sobre{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:center}
.grade-sobre .foto{border-radius:var(--raio);overflow:hidden;border:1px solid var(--borda);box-shadow:var(--sombra);max-height:460px;display:flex;justify-content:center;background:var(--gelo-2)}
.grade-sobre .foto img{height:100%;width:auto;max-width:100%;object-fit:cover;object-position:top}
@media (max-width:900px){.grade-sobre{grid-template-columns:1fr}}

/* ---------- Alerta / Caixa de risco ---------- */
.alerta-box{display:flex;gap:16px;background:linear-gradient(150deg,var(--marinho) 0%,var(--azul-2) 100%);border-radius:18px;padding:28px 30px;margin:22px 0;align-items:flex-start}
.alerta-box svg{width:26px;height:26px;fill:var(--azul-claro);flex-shrink:0;margin-top:2px}
.alerta-box b{color:#fff;display:block;margin-bottom:6px;font-size:.98rem}
.alerta-box span{color:rgba(255,255,255,.78);font-size:.87rem;line-height:1.7}
.risco-card{background:var(--branco);border:1px solid var(--borda);border-radius:var(--raio);padding:26px}
.risco-card h3{font-size:1rem;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.risco-card h3 svg{width:20px;height:20px;fill:var(--vermelho)}
.risco-lista{display:flex;flex-direction:column;gap:11px}
.risco-lista li{display:flex;align-items:flex-start;gap:9px;font-size:.85rem;color:var(--texto)}
.risco-lista li svg{width:14px;height:14px;fill:var(--vermelho);flex-shrink:0;margin-top:3px}

/* ---------- Processo (passos) ---------- */
.passos-grade{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;margin-top:32px}
.passo-card{background:var(--branco);border:1px solid var(--borda);border-radius:var(--raio);padding:22px 20px}
.passo-n{width:32px;height:32px;border-radius:50%;background:var(--gelo-2);color:var(--azul);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:.88rem;margin-bottom:12px}
.passo-card h4{font-size:.88rem;font-weight:800;color:var(--marinho);margin-bottom:6px;line-height:1.35}
.passo-card p{font-size:.78rem;color:var(--cinza);margin:0;line-height:1.6}

/* ---------- Depoimentos / vídeos ---------- */
.grade-depoimentos{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:36px}
.cartao-depoimento{background:var(--gelo);border:1px solid var(--borda);border-radius:var(--raio);padding:24px}
.cartao-depoimento .estrelas{color:var(--azul);letter-spacing:2px;margin-bottom:12px;font-size:.9rem}
.cartao-depoimento p{font-size:.92rem;color:var(--texto);opacity:.92;margin-bottom:16px}
.cartao-depoimento strong{font-size:.85rem;color:var(--cinza)}

.grade-videos{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:18px;margin-top:36px}
.video-card{position:relative;border-radius:var(--raio);overflow:hidden;border:1px solid var(--borda);aspect-ratio:9/16;background:#0a1a24;box-shadow:var(--sombra)}
.video-card img{width:100%;height:100%;object-fit:cover;transition:transform .4s;opacity:.85}
.video-card:hover img{transform:scale(1.06);opacity:1}
.video-play{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:50px;height:50px;border-radius:50%;background:rgba(255,255,255,.92);display:flex;align-items:center;justify-content:center;box-shadow:0 6px 18px rgba(0,0,0,.35);transition:transform .25s}
.video-play svg{width:19px;height:19px;fill:var(--marinho);margin-left:3px}
.video-cap{position:absolute;left:0;right:0;bottom:0;padding:12px 10px;background:linear-gradient(to top,rgba(10,26,36,.92),transparent);color:#fff;font-size:.76rem;font-weight:700;line-height:1.4}
.video-card.horizontal{aspect-ratio:16/9}

.video-embed-card{display:block;position:relative;border-radius:var(--raio);overflow:hidden;border:1px solid var(--borda);aspect-ratio:16/9;max-width:480px;background:#0a1a24;box-shadow:var(--sombra);margin:24px 0;text-decoration:none}
.video-embed-card img{width:100%;height:100%;object-fit:cover;transition:transform .4s;opacity:.88;display:block}
.video-embed-card:hover img{transform:scale(1.05);opacity:1}
.video-embed-card:hover .video-play{transform:translate(-50%,-50%) scale(1.08)}
.video-embed-card .video-cap{text-align:center;font-size:.8rem}

/* ---------- FAQ ---------- */
.lista-faq{margin-top:32px;display:flex;flex-direction:column;gap:12px}
.item-faq{background:var(--gelo);border:1px solid var(--borda);border-radius:var(--raio);overflow:hidden}
.item-faq summary{padding:18px 22px;font-weight:700;font-size:.96rem;color:var(--marinho);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
.item-faq summary::-webkit-details-marker{display:none}
.item-faq summary::after{content:"+";font-size:1.3rem;color:var(--azul);flex-shrink:0}
.item-faq[open] summary::after{content:"–"}
.item-faq .resposta{padding:0 22px 20px;font-size:.9rem;color:var(--cinza);line-height:1.75}

/* ---------- CTA faixa ---------- */
.faixa-cta{background:linear-gradient(120deg,var(--azul-2),var(--azul));text-align:center}
.faixa-cta h2{color:#fff}
.faixa-cta p.lead{color:rgba(255,255,255,.88);margin:0 auto 26px}
.faixa-cta .btn-ghost:hover{background:#fff;color:var(--azul-2)}

.foto-servico{border-radius:var(--raio);overflow:hidden;border:1px solid var(--borda);box-shadow:var(--sombra);margin-bottom:22px;aspect-ratio:16/9}
.foto-servico img{width:100%;height:100%;object-fit:cover}

/* ---------- Página de serviço (detalhe) ---------- */
.hero-servico{padding:44px 0 0;background:var(--gelo)}
.trilha{font-size:.8rem;color:var(--cinza-forte);margin-bottom:16px}
.trilha a{color:var(--cinza)}
.trilha a:hover{color:var(--azul)}
.grade-servico-detalhe{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:start;padding:36px 0 20px}
.icone-grande{width:72px;height:72px;border-radius:18px;background:var(--gelo-2);color:var(--azul);display:flex;align-items:center;justify-content:center;margin-bottom:8px}
.icone-grande svg{width:34px;height:34px;fill:none;stroke:currentColor;stroke-width:1.6}
.bloco-produto{background:var(--gelo);border:1px solid var(--borda);border-radius:var(--raio);padding:18px 20px;margin:22px 0;display:flex;align-items:center;gap:14px}
.bloco-produto .tag{background:var(--azul);color:#fff;font-weight:800;font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;padding:5px 10px;border-radius:6px;flex-shrink:0}
@media (max-width:900px){.grade-servico-detalhe{grid-template-columns:1fr}}

/* ---------- Post do blog ---------- */
.post-meta{display:flex;gap:14px;flex-wrap:wrap;align-items:center;font-size:.83rem;color:var(--cinza-forte);margin-top:12px}
.post-meta .tag-cat{font-weight:800;letter-spacing:.06em;text-transform:uppercase;font-size:.66rem;color:var(--azul);background:var(--gelo-2);padding:4px 10px;border-radius:999px}
.post-corpo{max-width:74ch}
.post-corpo h2{font-size:1.35rem;margin-top:36px}
.post-corpo h3{font-size:1.1rem;margin-top:26px}
.post-corpo p{margin-bottom:16px}
.post-corpo ul,.post-corpo ol{margin:0 0 16px;padding-left:22px}
.post-corpo ul{list-style:disc}
.post-corpo ol{list-style:decimal}
.post-corpo li{margin-bottom:8px;color:var(--texto)}
.post-corpo blockquote{border-left:3px solid var(--azul);padding:4px 20px;margin:20px 0;color:var(--cinza);font-style:italic}
.post-corpo figure{margin:20px 0}
.post-corpo img{border-radius:var(--raio);width:100%;height:auto;margin:8px 0}
.post-corpo table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.86rem;display:block;overflow-x:auto}
.post-corpo th,.post-corpo td{border:1px solid var(--borda);padding:10px 12px;text-align:left}
.post-corpo th{background:var(--gelo);font-weight:700;color:var(--marinho)}
.post-corpo a{color:var(--azul);text-decoration:underline}
.post-corpo hr{border:none;border-top:1px solid var(--borda);margin:26px 0}

/* ---------- Blog: listagem ---------- */
.grade-blog{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px;margin-top:32px}
.cartao-blog{background:var(--branco);border:1px solid var(--borda);border-radius:var(--raio);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s,border-color .2s}
.cartao-blog:hover{transform:translateY(-4px);box-shadow:var(--sombra);border-color:rgba(14,106,152,.35)}
.cartao-blog .foto{aspect-ratio:16/10;overflow:hidden;background:var(--gelo)}
.cartao-blog .foto img{width:100%;height:100%;object-fit:cover;transition:transform .35s}
.cartao-blog:hover .foto img{transform:scale(1.06)}
.cartao-blog .corpo{padding:18px;display:flex;flex-direction:column;flex:1;gap:8px}
.cartao-blog .tag-cat{align-self:flex-start;font-size:.64rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--azul);background:var(--gelo-2);padding:4px 10px;border-radius:999px}
.cartao-blog h3{font-size:1rem;margin:0;line-height:1.32}
.cartao-blog p{font-size:.83rem;margin:0;flex:1;color:var(--cinza)}
.cartao-blog .data{font-size:.74rem;color:var(--cinza-forte)}

/* ---------- Paginação ---------- */
.paginacao{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:44px;flex-wrap:wrap}
.paginacao a,.paginacao span{display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 10px;border-radius:8px;font-size:.85rem;font-weight:700;color:var(--marinho);border:1px solid var(--borda)}
.paginacao a:hover{border-color:var(--azul);color:var(--azul)}
.paginacao .ativa{background:var(--azul);color:#fff;border-color:var(--azul)}
.paginacao .desabilitada{opacity:.4;pointer-events:none}

/* ---------- Localização ---------- */
.grade-local{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--borda);border-radius:var(--raio);overflow:hidden}
.grade-local .mapa{min-height:340px}
.grade-local .mapa iframe{width:100%;height:100%;border:0}
.grade-local .info{background:var(--gelo);padding:34px}
.item-contato{display:flex;gap:14px;margin-bottom:20px}
.item-contato .icone{width:38px;height:38px;border-radius:9px;background:var(--gelo-2);display:flex;align-items:center;justify-content:center;color:var(--azul);flex-shrink:0}
.item-contato .icone svg{width:18px;height:18px;fill:var(--azul-2)}
.item-contato strong{display:block;font-size:.92rem;color:var(--marinho)}
.item-contato span,.item-contato a{font-size:.85rem;color:var(--cinza)}
.item-contato a:hover{color:var(--azul)}
@media (max-width:820px){.grade-local{grid-template-columns:1fr}.grade-local .mapa{min-height:260px}}

/* ---------- Filiais ---------- */
.grade-filiais{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:32px}
.filial-card{background:var(--branco);border:1px solid var(--borda);border-radius:var(--raio);padding:24px}
.filial-card .eyebrow{margin-bottom:6px}
.filial-card h3{font-size:1.05rem;margin-bottom:12px}
.filial-card .item-contato{margin-bottom:12px}
@media (max-width:820px){.grade-filiais{grid-template-columns:1fr}}

/* ---------- Footer ---------- */
footer.site{background:var(--marinho);padding:52px 0 22px;color:#C7DEE7}
.grade-footer{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:36px}
.footer-marca{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-marca img{height:32px}
footer.site p{color:#8FB4C4}
footer.site h4{font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;color:#fff;margin-bottom:16px}
footer.site ul li{margin-bottom:10px}
footer.site a{color:#8FB4C4;font-size:.86rem}
footer.site a:hover{color:#fff}
.footer-baixo{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;font-size:.76rem;color:#6D93A3}
@media (max-width:900px){.grade-footer{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.grade-footer{grid-template-columns:1fr}}

/* ---------- WhatsApp flutuante ---------- */
.wa-float{
  position:fixed;bottom:22px;right:22px;z-index:70;width:58px;height:58px;border-radius:50%;
  background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 24px rgba(0,0,0,.25);
  transition:transform .15s;animation:wap 2.5s ease infinite;
}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:28px;height:28px;fill:#fff}
@keyframes wap{0%,100%{box-shadow:0 10px 24px rgba(0,0,0,.25),0 0 0 0 rgba(37,211,102,.4)}55%{box-shadow:0 10px 24px rgba(0,0,0,.25),0 0 0 12px rgba(37,211,102,0)}}

/* ---------- Scroll reveal ---------- */
.revela{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.revela.visivel{opacity:1;transform:translateY(0)}

/* ---------- 404 ---------- */
.pagina-404{min-height:70vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:40px 24px}