/* ============================================================
   LC Refrigeração — camada de design sobre o Bootstrap 5
   Ordem: tokens > base > componentes > seções > responsivo
   ============================================================ */

/* ---------- 1. Tokens ---------- */
:root {
  --navy:        #082B50;
  --navy-2:      #0D3761;
  --navy-900:    #05203E;
  --navy-950:    #041830;
  --azul:        #008FD5;
  --ice:         #42B8EA;
  /* #008FD5 só passa contraste como elemento gráfico; para TEXTO
     sobre fundo claro usamos o tom abaixo (4,9:1 em branco). */
  --azul-texto:  #0077B3;
  --branco:      #FFFFFF;
  --cinza-claro: #F4F7FA;
  --cinza-borda: #E3E9F0;
  --texto:       #5E6A75;
  --texto-forte: #16202B;
  --prata:       #BFC6CE;
  /* O verde de marca do WhatsApp (#25D366) dá só 1,98:1 com texto branco.
     Usamos um verde mais fechado (5,0:1) — o ícone mantém o reconhecimento. */
  --zap:         #0F8040;
  --zap-escuro:  #0B6733;

  --raio:    14px;
  --raio-lg: 22px;
  --raio-pill: 999px;

  --sombra-sm: 0 1px 2px rgba(8, 43, 80, .06), 0 4px 12px rgba(8, 43, 80, .05);
  --sombra-md: 0 2px 4px rgba(8, 43, 80, .06), 0 12px 32px rgba(8, 43, 80, .08);
  --sombra-zap: 0 6px 20px rgba(15, 128, 64, .34);

  --container: 1180px;
  --secao-y: clamp(3.5rem, 7vw, 6rem);

  --bs-body-font-family: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

/* ---------- 2. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--bs-body-font-family);
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--texto);
  background: var(--branco);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  color: var(--texto-forte);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.022em;
  margin: 0 0 .5em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.1rem, 5.4vw, 3.5rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }
h3 { font-size: clamp(1.1rem, 1.7vw, 1.28rem); }
p  { margin: 0 0 1rem; text-wrap: pretty; }
p:last-child { margin-bottom: 0; }

a { color: var(--azul-texto); text-decoration: none; }
a:hover { color: var(--navy-2); }

img, svg { max-width: 100%; height: auto; display: block; }

:focus-visible {
  outline: 3px solid var(--ice);
  outline-offset: 3px;
  border-radius: 6px;
}

.container-lc {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 20px;
}

.pular-conteudo {
  position: absolute; left: 12px; top: -60px; z-index: 2000;
  background: var(--navy); color: #fff; padding: .7rem 1.1rem;
  border-radius: 0 0 var(--raio) var(--raio); font-weight: 600;
  transition: top .18s ease;
}
.pular-conteudo:focus { top: 0; color: #fff; }

.ico { width: 1.25em; height: 1.25em; flex: none; }

/* ---------- 3. Seções e ritmo visual ---------- */
.secao { padding-block: var(--secao-y); }

/* Âncoras não podem parar embaixo do header fixo */
section[id], div[id], .barra-confianca { scroll-margin-top: 96px; }
@media (max-width: 767.98px) { section[id], div[id] { scroll-margin-top: 78px; } }
.secao--clara  { background: var(--cinza-claro); }
.secao--navy   { background: var(--navy); color: rgba(255,255,255,.76); }
.secao--navy h2, .secao--navy h3 { color: #fff; }

.secao-topo { max-width: 46rem; margin-bottom: clamp(2rem, 4vw, 3rem); }
.secao-topo--centro { margin-inline: auto; text-align: center; }

.rotulo {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .78rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--azul-texto);
  margin-bottom: .85rem;
}
.rotulo::before {
  content: ""; width: 26px; height: 2px; background: var(--ice); border-radius: 2px;
}
.secao--navy .rotulo { color: var(--ice); }
.secao-topo--centro .rotulo::before { display: none; }

.secao-sub { font-size: 1.075rem; margin-top: -.15rem; }
.secao--navy .secao-sub { color: rgba(255,255,255,.72); }

/* ---------- 4. Botões ---------- */
.btn-zap, .btn-ligar, .btn-linha {
  display: inline-flex; align-items: center; justify-content: center; gap: .6rem;
  padding: .95rem 1.6rem;
  border-radius: var(--raio-pill);
  font-weight: 700; font-size: 1rem; line-height: 1.2;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform .16s ease, box-shadow .16s ease, background-color .16s ease, color .16s ease;
}
.btn-zap {
  background: var(--zap); color: #fff; box-shadow: var(--sombra-zap);
}
.btn-zap:hover, .btn-zap:focus-visible {
  background: var(--zap-escuro); color: #fff; transform: translateY(-2px);
}
.btn-ligar {
  background: #fff; color: var(--navy); border-color: var(--cinza-borda);
  box-shadow: var(--sombra-sm);
}
.btn-ligar:hover, .btn-ligar:focus-visible { border-color: var(--azul); color: var(--navy); transform: translateY(-2px); }
.btn-linha {
  background: transparent; color: #fff; border-color: rgba(255,255,255,.35);
}
.btn-linha:hover, .btn-linha:focus-visible { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.6); }
.btn-zap--sm, .btn-ligar--sm { padding: .62rem 1.1rem; font-size: .92rem; }
.btn-zap--g  { padding: 1.15rem 2.2rem; font-size: 1.1rem; }

.grupo-cta { display: flex; flex-wrap: wrap; gap: .85rem; }

/* ---------- 5. Topbar + Header ---------- */
.topbar {
  background: var(--navy-950); color: rgba(255,255,255,.8);
  font-size: .84rem;
}
.topbar-inner {
  display: flex; flex-wrap: wrap; gap: .4rem 1.5rem;
  align-items: center; justify-content: space-between;
  padding-block: .55rem;
}
.topbar a { color: rgba(255,255,255,.85); }
.topbar a:hover { color: var(--ice); }
.topbar-item { display: inline-flex; align-items: center; gap: .45rem; }
.topbar-item .ico { color: var(--ice); width: 1.05em; height: 1.05em; }
.topbar-dir { display: flex; flex-wrap: wrap; gap: .4rem 1.5rem; }

.site-header {
  position: sticky; top: 0; z-index: 1030;
  background: #fff;
  border-bottom: 1px solid var(--cinza-borda);
  transition: box-shadow .2s ease;
}
.site-header.esta-fixo { box-shadow: var(--sombra-md); }
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem; padding-block: .7rem;
}
.header-logo img { height: 52px; width: auto; }

.nav-principal { display: flex; align-items: center; gap: 1.85rem; }
.nav-principal a {
  color: var(--navy); font-weight: 600; font-size: .95rem;
  position: relative; padding-block: .3rem;
}
.nav-principal a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 2px;
  background: var(--azul); transition: right .22s ease;
}
.nav-principal a:hover::after, .nav-principal a:focus-visible::after { right: 0; }

.header-acoes { display: flex; align-items: center; gap: .6rem; }

.btn-menu {
  display: none; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--cinza-claro); border: 1px solid var(--cinza-borda);
  color: var(--navy);
}
.btn-menu .ico { width: 24px; height: 24px; }

.menu-mobile { border-top: 1px solid var(--cinza-borda); background: #fff; }
.menu-mobile ul { list-style: none; margin: 0; padding: .5rem 0 1rem; }
.menu-mobile a {
  display: block; padding: .85rem 0; font-weight: 600; color: var(--navy);
  border-bottom: 1px solid var(--cinza-borda);
}
.menu-mobile li:last-child a { border-bottom: 0; }

/* ---------- 6. Hero ---------- */
.hero {
  position: relative; isolation: isolate;
  background: linear-gradient(160deg, var(--navy-950) 0%, var(--navy) 58%, var(--navy-2) 100%);
  color: rgba(255,255,255,.78);
  padding-block: clamp(2.75rem, 6vw, 5.25rem) clamp(3rem, 6vw, 5.5rem);
  overflow: hidden;
}
.hero::before, .hero::after {
  content: ""; position: absolute; z-index: -1; border-radius: 50%;
  filter: blur(90px); pointer-events: none;
}
.hero::before { width: 640px; height: 640px; top: -260px; right: -180px; background: rgba(0,143,213,.17); }
.hero::after  { width: 520px; height: 520px; bottom: -280px; left: -200px; background: rgba(66,184,234,.09); }

.hero-grade {
  position: absolute; inset: 0; z-index: -1; opacity: .35; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.055) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(120% 90% at 30% 0%, #000 35%, transparent 78%);
}

.hero-inner {
  display: grid; gap: clamp(2.5rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  align-items: center;
}

.hero-selo-local {
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .45rem 1rem .45rem .7rem; border-radius: var(--raio-pill);
  background: rgba(66,184,234,.13); border: 1px solid rgba(66,184,234,.3);
  color: var(--ice); font-size: .83rem; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
}
.hero h1 { color: #fff; margin-top: 1.25rem; }
.hero h1 .destaque {
  color: var(--ice);
  display: block;
}
.hero-sub {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  max-width: 34rem; margin-top: 1.1rem; color: rgba(255,255,255,.8);
}
.hero .grupo-cta { margin-top: 2rem; }

.hero-chips {
  display: flex; flex-wrap: wrap; gap: .5rem .55rem;
  margin-top: 1.9rem; padding: 0; list-style: none;
}
.hero-chips li {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem .95rem; border-radius: var(--raio-pill);
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.14);
  font-size: .87rem; font-weight: 600; color: rgba(255,255,255,.88);
}
.hero-chips .ico { color: var(--ice); width: 1.1em; height: 1.1em; }

/* Cartão do hero (ocupa o lugar da futura foto profissional) */
.hero-cartao {
  position: relative;
  background: linear-gradient(170deg, rgba(255,255,255,.1), rgba(255,255,255,.035));
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--raio-lg);
  padding: clamp(1.6rem, 3vw, 2.2rem);
  backdrop-filter: blur(6px);
  box-shadow: 0 30px 60px -30px rgba(0,0,0,.6);
}
.hero-cartao-selo {
  margin: 0 auto; width: clamp(150px, 20vw, 196px);
  filter: drop-shadow(0 0 26px rgba(66,184,234,.45));
}
.hero-cartao-moldura {
  display: grid; place-items: center; padding: .5rem;
  background: radial-gradient(circle at 50% 50%, rgba(255,255,255,.14), transparent 64%);
}
.hero-cartao-lista { list-style: none; margin: 1.6rem 0 0; padding: 0; display: grid; gap: .75rem; }
.hero-cartao-lista li { display: flex; gap: .7rem; align-items: flex-start; color: rgba(255,255,255,.88); font-size: .97rem; }
.hero-cartao-lista .ico { color: var(--ice); margin-top: .18em; }
.hero-cartao-rodape {
  margin-top: 1.5rem; padding-top: 1.25rem; border-top: 1px solid rgba(255,255,255,.14);
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
.hero-cartao-rodape .rot { font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.6); }
.hero-cartao-rodape .tel { font-size: 1.28rem; font-weight: 800; color: #fff; }
.hero-cartao-rodape .tel:hover { color: var(--ice); }

.hero-foto {
  border-radius: var(--raio-lg); overflow: hidden;
  box-shadow: 0 34px 70px -32px rgba(0,0,0,.7);
  border: 1px solid rgba(255,255,255,.14);
}
.hero-foto img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 7. Barra de confiança ---------- */
.barra-confianca { background: var(--navy-900); border-top: 1px solid rgba(255,255,255,.08); }
.barra-confianca ul {
  list-style: none; margin: 0; padding: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.barra-confianca li {
  padding: 1.5rem 1rem; text-align: center;
  border-left: 1px solid rgba(255,255,255,.08);
}
.barra-confianca li:first-child { border-left: 0; }
.barra-confianca .valor {
  display: block; font-size: clamp(1.15rem, 2.1vw, 1.5rem); font-weight: 800;
  color: #fff; letter-spacing: -.02em;
}
.barra-confianca .rotulo-peq {
  display: block; margin-top: .2rem; font-size: .84rem; color: rgba(255,255,255,.62);
}

/* ---------- 8. Cards de problema ---------- */
.grade-cards { display: grid; gap: 1.1rem; grid-template-columns: repeat(3, 1fr); }

.card-problema {
  display: flex; flex-direction: column;
  background: #fff; border: 1px solid var(--cinza-borda);
  border-radius: var(--raio); padding: 1.6rem;
  color: var(--texto);          /* o card é um <a>: não herdar a cor de link */
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.card-problema:hover { transform: translateY(-4px); box-shadow: var(--sombra-md); border-color: rgba(0,143,213,.4); }
.card-problema-ico {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 1.1rem;
  background: rgba(0,143,213,.09); color: var(--azul);
}
.card-problema-ico .ico { width: 24px; height: 24px; }
.card-problema h3 { margin-bottom: .4rem; }
.card-problema p { font-size: .97rem; }
.card-problema-link {
  margin-top: auto; padding-top: 1.2rem;   /* alinha o link na base de todos os cards */
  display: inline-flex; align-items: center; gap: .4rem;
  font-weight: 700; font-size: .93rem; color: var(--azul-texto);
}
.card-problema-link .ico { width: 1em; height: 1em; transition: transform .18s ease; }
.card-problema:hover .card-problema-link .ico { transform: translateX(3px); }

/* ---------- 9. Serviço ---------- */
.servico-grade { display: grid; gap: clamp(2rem, 5vw, 3.5rem); grid-template-columns: minmax(0,1fr) minmax(0,1fr); align-items: center; }
.lista-etapas { list-style: none; margin: 1.5rem 0 0; padding: 0; display: grid; gap: 1rem; }
.lista-etapas li { display: flex; gap: .85rem; align-items: flex-start; }
.lista-etapas .ico { color: var(--azul); margin-top: .2em; }
.lista-etapas strong { color: var(--texto-forte); display: block; }

.painel-equipamentos {
  background: #fff; border: 1px solid var(--cinza-borda);
  border-radius: var(--raio-lg); padding: clamp(1.5rem, 3vw, 2rem);
  box-shadow: var(--sombra-sm);
}
.painel-equipamentos ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .8rem; }
.painel-equipamentos li {
  display: flex; gap: .9rem; align-items: center;
  padding: .85rem; border-radius: var(--raio); background: var(--cinza-claro);
}
.painel-equipamentos .eq-ico {
  width: 42px; height: 42px; border-radius: 11px; flex: none;
  display: grid; place-items: center; background: var(--navy); color: var(--ice);
}
.painel-equipamentos strong { display: block; color: var(--texto-forte); font-size: .98rem; }
.painel-equipamentos span { font-size: .87rem; }
.nota-marcas { margin-top: 1.1rem; font-size: .88rem; color: var(--texto); }

/* ---------- 10. Como funciona ---------- */
.grade-passos { display: grid; gap: 1.1rem; grid-template-columns: repeat(4, 1fr); }
.passo {
  position: relative; background: #fff; border: 1px solid var(--cinza-borda);
  border-radius: var(--raio); padding: 1.6rem 1.4rem;
}
.passo-num {
  font-size: 2.3rem; font-weight: 800; line-height: 1;
  color: rgba(0,143,213,.32); letter-spacing: -.04em;
}
.passo h3 { margin: .6rem 0 .35rem; font-size: 1.08rem; }
.passo p { font-size: .95rem; }

/* ---------- 11. Diferenciais ---------- */
.grade-dif { display: grid; gap: 1.1rem; grid-template-columns: repeat(3, 1fr); }
.card-dif {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--raio); padding: 1.6rem;
  transition: background-color .18s ease, border-color .18s ease, transform .18s ease;
}
.card-dif:hover { background: rgba(255,255,255,.085); border-color: rgba(66,184,234,.4); transform: translateY(-3px); }
.card-dif-ico {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: rgba(66,184,234,.14); color: var(--ice); margin-bottom: 1rem;
}
.card-dif h3 { font-size: 1.08rem; margin-bottom: .35rem; }
.card-dif p { font-size: .95rem; color: rgba(255,255,255,.72); }

/* ---------- 12. Garantia ---------- */
.garantia { background: linear-gradient(135deg, var(--navy-2) 0%, var(--navy) 55%, var(--navy-900) 100%); }
.garantia-grade {
  display: grid; gap: clamp(2rem, 4vw, 3.5rem);
  grid-template-columns: minmax(0, 320px) minmax(0, 1fr); align-items: center;
}
.selo-garantia {
  aspect-ratio: 1; display: grid; place-content: center; text-align: center;
  border-radius: 50%; padding: 2rem;
  background: radial-gradient(circle at 50% 35%, rgba(66,184,234,.22), rgba(255,255,255,.04));
  border: 2px solid rgba(66,184,234,.42);
}
.selo-garantia .num { font-size: clamp(3.2rem, 8vw, 4.6rem); font-weight: 800; color: #fff; line-height: .95; letter-spacing: -.04em; }
.selo-garantia .txt { font-size: .95rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; color: var(--ice); margin-top: .5rem; }

/* ---------- 13. Avaliações ---------- */
.grade-avaliacoes { display: grid; gap: 1.1rem; grid-template-columns: repeat(3, 1fr); }
.card-avaliacao {
  background: #fff; border: 1px solid var(--cinza-borda); border-radius: var(--raio);
  padding: 1.6rem; display: flex; flex-direction: column;
}
.estrelas { display: flex; gap: .15rem; color: #F2B01E; margin-bottom: .9rem; }
.estrelas .ico { width: 1.05em; height: 1.05em; }
.card-avaliacao p { font-size: .98rem; color: var(--texto-forte); }
.card-avaliacao footer { margin-top: auto; padding-top: 1.1rem; display: flex; align-items: center; gap: .75rem; }
.avatar-inicial {
  width: 40px; height: 40px; border-radius: 50%; flex: none;
  display: grid; place-items: center; background: var(--navy); color: #fff;
  font-weight: 700; font-size: .9rem;
}
.card-avaliacao .autor { font-weight: 700; color: var(--texto-forte); font-size: .95rem; }
.card-avaliacao .origem { font-size: .83rem; }

/* ---------- 14. Galeria ---------- */
.grade-galeria { display: grid; gap: 1rem; grid-template-columns: repeat(3, 1fr); }
.grade-galeria img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: var(--raio); }

/* ---------- 15. FAQ ---------- */
.faq-lista { max-width: 52rem; margin-inline: auto; }
.faq-lista .accordion-item {
  border: 1px solid var(--cinza-borda); border-radius: var(--raio) !important;
  margin-bottom: .75rem; background: #fff; overflow: hidden;
}
.faq-lista .accordion-button {
  font-weight: 700; color: var(--texto-forte); font-size: 1.02rem;
  padding: 1.15rem 1.35rem; background: #fff; box-shadow: none;
}
.faq-lista .accordion-button:not(.collapsed) { color: var(--navy); background: var(--cinza-claro); }
.faq-lista .accordion-button:focus { box-shadow: none; }
.faq-lista .accordion-button:focus-visible { outline: 3px solid var(--ice); outline-offset: -3px; }
.faq-lista .accordion-body { padding: 0 1.35rem 1.35rem; font-size: .99rem; }
.faq-lista .accordion-button::after {
  --bs-accordion-btn-icon: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%23008FD5' stroke-width='2.2' stroke-linecap='round'%3e%3cpath d='M3 6l5 5 5-5'/%3e%3c/svg%3e");
  --bs-accordion-btn-active-icon: var(--bs-accordion-btn-icon);
}

/* ---------- 16. CTA final ---------- */
.cta-final { background: var(--navy); text-align: center; }
.cta-final h2 { color: #fff; }
.cta-final .grupo-cta { justify-content: center; margin-top: 2rem; }
.cta-final-tel {
  display: inline-flex; align-items: center; gap: .5rem; margin-top: 1.6rem;
  font-size: 1.35rem; font-weight: 800; color: #fff;
}
.cta-final-tel:hover { color: var(--ice); }

/* ---------- 17. Rodapé ---------- */
.site-footer { background: var(--navy-950); color: rgba(255,255,255,.62); font-size: .95rem; }
.footer-grade {
  display: grid; gap: 2.5rem; padding-block: clamp(3rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, 1fr));
}
.footer-logo img { width: 190px; margin-bottom: 1.1rem; }
.site-footer h3 {
  font-size: .82rem; letter-spacing: .12em; text-transform: uppercase;
  color: #fff; margin-bottom: 1.1rem;
}
.site-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.site-footer ul li { display: flex; gap: .65rem; align-items: flex-start; }
.site-footer ul .ico { color: var(--ice); margin-top: .2em; }
.site-footer a { color: rgba(255,255,255,.72); }
.site-footer a:hover { color: var(--ice); }
.footer-base {
  border-top: 1px solid rgba(255,255,255,.1); padding-block: 1.4rem;
  display: flex; flex-wrap: wrap; gap: .5rem 1.5rem; justify-content: space-between;
  font-size: .87rem; color: rgba(255,255,255,.5);
}

/* ---------- 18. WhatsApp flutuante / barra mobile ---------- */
.zap-flutuante {
  position: fixed; right: 20px; bottom: 24px; z-index: 1040;
  width: 60px; height: 60px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--zap); color: #fff; box-shadow: var(--sombra-zap);
  transition: transform .18s ease, background-color .18s ease;
}
.zap-flutuante:hover, .zap-flutuante:focus-visible { background: var(--zap-escuro); color: #fff; transform: scale(1.06); }
.zap-flutuante .ico { width: 30px; height: 30px; }

.barra-mobile {
  display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 1040;
  background: #fff; border-top: 1px solid var(--cinza-borda);
  box-shadow: 0 -4px 20px rgba(8,43,80,.12);
  padding: .6rem .8rem calc(.6rem + env(safe-area-inset-bottom));
  gap: .55rem; align-items: center;
}
.barra-mobile .btn-zap, .barra-mobile .btn-ligar { flex: 1; padding: .8rem .6rem; font-size: .95rem; }
.barra-mobile .btn-ligar { flex: 0 0 auto; padding-inline: 1.1rem; }

/* ---------- 19. Animações ---------- */
.revelar { opacity: 0; transform: translateY(18px); }
.revelar.visivel { opacity: 1; transform: none; transition: opacity .55s ease, transform .55s ease; }
@media (prefers-reduced-motion: reduce) {
  .revelar, .revelar.visivel { opacity: 1; transform: none; transition: none; }
  .card-problema:hover, .card-dif:hover, .btn-zap:hover, .btn-ligar:hover { transform: none; }
}

/* ---------- 20. Responsivo ---------- */
@media (max-width: 991.98px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-cartao { max-width: 30rem; }
  .servico-grade, .garantia-grade { grid-template-columns: 1fr; }
  .selo-garantia { max-width: 240px; margin-inline: auto; }
  .grade-cards, .grade-dif, .grade-avaliacoes, .grade-galeria { grid-template-columns: repeat(2, 1fr); }
  .grade-passos { grid-template-columns: repeat(2, 1fr); }
  .footer-grade { grid-template-columns: repeat(2, 1fr); }
  .nav-principal { display: none; }
  .btn-menu { display: inline-flex; }
}

@media (max-width: 767.98px) {
  body { font-size: 1rem; padding-bottom: 76px; }
  .topbar-dir .topbar-email { display: none; }
  .header-logo img { height: 40px; }
  /* Logo + WhatsApp + hamburger disputam ~390px: aperta o botão, não a logo */
  .container-lc { padding-inline: 16px; }
  .header-inner { gap: .5rem; }
  .header-acoes { gap: .4rem; }
  .header-acoes .btn-zap { padding: .58rem .85rem; font-size: .88rem; }
  .btn-menu { width: 42px; height: 42px; }
  .barra-confianca ul { grid-template-columns: repeat(2, 1fr); }
  .barra-confianca li:nth-child(odd) { border-left: 0; }
  .barra-confianca li:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.08); }
  .grade-cards, .grade-dif, .grade-avaliacoes, .grade-galeria, .grade-passos { grid-template-columns: 1fr; }
  .footer-grade { grid-template-columns: 1fr; gap: 2rem; }
  .grupo-cta > * { width: 100%; }
  .zap-flutuante { display: none; }
  .barra-mobile { display: flex; }
  .hero-cartao { max-width: none; }
}

@media (min-width: 1400px) {
  :root { --container: 1240px; }
}