:root {
  --verm: #e5323b;
  --verm-esc: #c0222b;
  --grafite: #2f2f33;
  --texto: #3a3a40;
  --suave: #6b6b74;
  --linha: #e4e4e8;
  --fundo: #ffffff;
  --fundo-alt: #f6f6f8;
  --raio: 10px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Arial, sans-serif;
  color: var(--texto);
  background: var(--fundo);
  line-height: 1.55;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--verm); }
h1, h2, h3 { color: var(--grafite); line-height: 1.2; margin: 0 0 .5em; }
h2 { font-size: 1.9rem; }

.wrap { max-width: 1140px; margin: 0 auto; padding: 0 16px; }

/* botões */
.btn {
  display: inline-block; border: 0; cursor: pointer;
  background: var(--verm); color: #fff; text-decoration: none;
  font: inherit; font-weight: 600;
  padding: .8em 1.4em; border-radius: 999px;
  transition: background .15s;
}
.btn:hover { background: var(--verm-esc); }
[hidden] { display: none !important; }
.btn:disabled { opacity: .6; cursor: wait; }
.btn-sm { padding: .5em 1.1em; }
.btn-ghost { background: transparent; color: var(--grafite); box-shadow: inset 0 0 0 2px var(--grafite); }
.btn-ghost:hover { background: var(--grafite); color: #fff; }
.btn-bloco { width: 100%; margin-top: 8px; }

/* topo */
.topo {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255,255,255,.96); border-bottom: 1px solid var(--linha);
  backdrop-filter: blur(6px);
}
.topo-in { display: flex; align-items: center; justify-content: space-between; min-height: 76px; gap: 12px; }
.marca img { width: 140px; }
.menu { display: flex; align-items: center; gap: 22px; }
.menu a:not(.btn) { color: var(--grafite); text-decoration: none; font-weight: 500; }
.menu a:not(.btn):hover { color: var(--verm); }
.badge {
  display: inline-block; min-width: 1.4em; padding: 0 .4em; margin-left: 4px;
  background: #fff; color: var(--verm); border-radius: 999px; font-size: .8em; text-align: center;
}

/* hero */
.hero { background: linear-gradient(135deg, #fff 0%, #fff 55%, #fdecec 100%); }
.hero-in { display: grid; grid-template-columns: 1.1fr .9fr; align-items: center; gap: 32px; padding: 56px 16px; }
.kicker { text-transform: uppercase; letter-spacing: .14em; font-size: .8rem; color: var(--verm); font-weight: 700; margin: 0 0 .6em; }
.hero h1 { font-size: clamp(2rem, 4.4vw, 3.1rem); }
.hero h1 span { color: var(--verm); }
.lead { font-size: 1.12rem; color: var(--suave); max-width: 34em; }
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.hero-img img { margin: 0 auto; max-height: 420px; width: auto; }

.faixa { background: var(--grafite); color: #fff; }
.faixa-in { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; padding: 22px 16px; }
.faixa-in div { display: flex; flex-direction: column; }
.faixa-in strong { font-size: 1.05rem; }
.faixa-in span { color: #c9c9cf; font-size: .92rem; }

/* seções */
.secao { padding: 64px 0; }
.secao-alt { background: var(--fundo-alt); }
.sub { color: var(--suave); margin: -4px 0 28px; }

/* produtos */
.grade { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 22px; }
.card {
  background: #fff; border: 1px solid var(--linha); border-radius: var(--raio);
  display: flex; flex-direction: column; overflow: hidden;
}
.card-img { background: #fafafa; aspect-ratio: 4 / 3; display: flex; align-items: center; justify-content: center; padding: 12px; }
.card-img img { max-height: 100%; width: auto; object-fit: contain; }
.card-corpo { padding: 16px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.card h3 { font-size: 1.08rem; margin: 0; }
.card .desc { font-size: .92rem; color: var(--suave); margin: 0; }
.card .nota { font-size: .82rem; color: var(--verm-esc); margin: 0; font-weight: 600; }
.card label { font-size: .85rem; font-weight: 600; color: var(--grafite); display: flex; flex-direction: column; gap: 4px; }
.card .linha { display: flex; flex-direction: column; gap: 10px; margin-top: auto; }
.card .linha input { max-width: 110px; }
.card .info { font-size: .82rem; color: var(--suave); min-height: 1.2em; margin: 0; }
.card .btn { width: 100%; }

select, input, textarea {
  font: inherit; color: var(--texto);
  border: 1px solid #cfcfd6; border-radius: 8px; padding: .55em .7em; background: #fff; width: 100%;
}
select:focus, input:focus, textarea:focus { outline: 2px solid var(--verm); outline-offset: 0; border-color: transparent; }

/* orçamento */
.orc { display: grid; grid-template-columns: .9fr 1.1fr; gap: 36px; align-items: start; }
.vazio { color: var(--suave); }
.itens { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.item {
  background: #fff; border: 1px solid var(--linha); border-radius: var(--raio);
  padding: 12px 14px; display: grid; grid-template-columns: 1fr auto auto; gap: 10px; align-items: center;
}
.item .nome { font-weight: 600; color: var(--grafite); }
.item .var { font-size: .88rem; color: var(--suave); }
.item input { width: 76px; text-align: center; }
.item .rem { background: none; border: 0; color: var(--suave); cursor: pointer; font-size: 1.3rem; line-height: 1; padding: 4px; }
.item .rem:hover { color: var(--verm); }

.orc-form { background: #fff; border: 1px solid var(--linha); border-radius: var(--raio); padding: 22px; }
.campos { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.campos label { font-size: .88rem; font-weight: 600; color: var(--grafite); display: flex; flex-direction: column; gap: 4px; }
.campos .cheio { grid-column: 1 / -1; }
.isca { position: absolute !important; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.msg { margin: 12px 0 0; font-weight: 600; min-height: 1.4em; }
.msg.ok { color: #1d7a3a; }
.msg.erro { color: var(--verm-esc); }

/* sobre */
.sobre { display: grid; grid-template-columns: 1.4fr .6fr; gap: 36px; align-items: center; }
.sobre-card { background: var(--fundo-alt); border-radius: var(--raio); padding: 26px; text-align: center; }
.sobre-card img { margin: 0 auto 14px; width: 180px; }
.sobre-card p { margin: 0; color: var(--grafite); }

.rodape { background: var(--grafite); color: #c9c9cf; font-size: .9rem; }
.rodape-in { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; padding: 22px 16px; }
.rodape a { color: #fff; }

/* aviso flutuante ao adicionar */
.toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%) translateY(120%);
  background: var(--grafite); color: #fff; padding: 12px 18px; border-radius: 999px;
  box-shadow: 0 6px 24px rgba(0,0,0,.2); transition: transform .25s; z-index: 20; font-size: .95rem;
  max-width: calc(100% - 32px);
}
.toast.on { transform: translateX(-50%) translateY(0); }
.toast a { color: #ffb3b6; margin-left: 8px; }

@media (max-width: 860px) {
  .hero-in, .orc, .sobre { grid-template-columns: 1fr; }
  .hero-in { padding: 36px 16px; }
  .hero-img { order: -1; }
  .hero-img img { max-height: 260px; }
  .menu a:not(.btn) { display: none; }
}
@media (max-width: 560px) {
  .faixa-in { grid-template-columns: 1fr; gap: 10px; }
  .campos { grid-template-columns: 1fr; }
  .marca img { width: 118px; }
  h2 { font-size: 1.55rem; }
  .secao { padding: 44px 0; }
}