:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --surface: #ffffff;
  --text: #1f2328;
  --text-dark: #101216;
  --muted: #5f6b7a;
  --primary: #c21c1c;
  --primary-deep: #9f1515;
  --line: #d6dbe3;
  --radius: 14px;
  --shadow: 0 18px 34px rgba(14, 24, 36, 0.08);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html,
body {
  font-family: "Inter", sans-serif;
  background: linear-gradient(180deg, #ffffff 0%, #f6f7f9 100%);
  color: var(--text);
  scroll-behavior: smooth;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 30;
  backdrop-filter: blur(8px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(31, 35, 40, 0.1);
}

.nav {
  min-height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
}

.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  color: var(--text-dark);
  background: linear-gradient(135deg, var(--primary) 0%, #ffd36e 100%);
}

.menu {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

.menu a:hover {
  color: var(--primary);
}

.hero {
  padding: 84px 0 70px;
}

.top-banners {
  padding: 18px 0 10px;
}

.banner-slider {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  border: 1px solid rgba(31, 35, 40, 0.12);
  box-shadow: var(--shadow);
}

.banner-track {
  position: relative;
  height: min(52vw, 430px);
  min-height: 280px;
}

.banner-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.45s ease;
}

.banner-slide.is-active {
  opacity: 1;
}

.banner-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.banner-overlay {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 24px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.55), rgba(0, 0, 0, 0.1));
  color: #ffffff;
}

.banner-overlay p {
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.banner-overlay h2 {
  font-size: clamp(1.1rem, 2vw, 1.8rem);
  max-width: 22ch;
}

.banner-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 42px;
  height: 42px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.55);
  background: rgba(17, 24, 39, 0.35);
  color: #ffffff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}

.banner-arrow-left {
  left: 12px;
}

.banner-arrow-right {
  right: 12px;
}

.banner-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 12px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.banner-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  border: 0;
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
}

.banner-dot.is-active {
  background: #ffffff;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 28px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #8d1111;
  font-size: 0.75rem;
  font-weight: 700;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.07;
  margin-bottom: 16px;
  max-width: 16ch;
}

h2 {
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  line-height: 1.12;
}

.hero-description {
  color: #4f5b69;
  max-width: 56ch;
  line-height: 1.65;
}

.hero-cta {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  border: 0;
  border-radius: 12px;
  padding: 12px 18px;
  font-weight: 700;
  cursor: pointer;
  transition: 0.2s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
}

.btn-primary:hover {
  background: var(--primary-deep);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(31, 35, 40, 0.2);
}

.btn-ghost:hover {
  border-color: rgba(194, 28, 28, 0.55);
  color: var(--primary);
}

.btn-nav {
  background: #fff5f5;
  color: var(--primary);
  border: 1px solid rgba(194, 28, 28, 0.25);
}

.btn-nav:hover {
  background: #ffeaea;
}

.hero-metrics {
  list-style: none;
  margin-top: 30px;
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
}

.hero-metrics strong {
  display: block;
  font-size: 1.3rem;
}

.hero-metrics span {
  color: #697687;
  font-size: 0.9rem;
}

.hero-card {
  background: radial-gradient(circle at 0 0, #ffffff 0%, #f6f7f9 82%);
  border: 1px solid rgba(31, 35, 40, 0.12);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.hero-card p {
  color: #4f5b69;
  margin-bottom: 18px;
  line-height: 1.55;
}

.hero-card-grid {
  display: grid;
  gap: 10px;
}

.hero-card article {
  border: 1px solid rgba(31, 35, 40, 0.12);
  background: #ffffff;
  border-radius: 10px;
  padding: 14px;
}

.hero-card span {
  display: block;
  font-size: 0.77rem;
  color: #7a8797;
  margin-bottom: 4px;
}

.section {
  padding: 74px 0;
}

.section-head {
  max-width: 680px;
  margin-bottom: 24px;
}

.section-head p {
  color: #4f5b69;
  margin-top: 8px;
  line-height: 1.6;
}

.equipment .cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.card {
  background: #ffffff;
  border: 1px solid rgba(31, 35, 40, 0.12);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.card h3 {
  margin-bottom: 10px;
}

.card p {
  color: #4f5b69;
  line-height: 1.6;
  margin-bottom: 12px;
}

.card ul {
  list-style-position: inside;
  color: #566273;
  display: grid;
  gap: 7px;
  font-size: 0.94rem;
}

.catalog {
  background: linear-gradient(180deg, #ffffff, #fafbfc);
}

.catalog-categories {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.category-tab {
  border: 1px solid rgba(31, 35, 40, 0.18);
  background: #ffffff;
  color: #4a5869;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 600;
  padding: 8px 14px;
  cursor: pointer;
}

.category-tab:hover {
  border-color: rgba(194, 28, 28, 0.4);
  color: var(--primary);
}

.category-tab.is-active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.catalog-topbar {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-bottom: 12px;
}

.slider-arrow {
  width: 38px;
  height: 38px;
  border-radius: 999px;
  border: 1px solid rgba(31, 35, 40, 0.2);
  background: #ffffff;
  color: #3f4a57;
  font-size: 1.45rem;
  line-height: 1;
  cursor: pointer;
}

.slider-arrow:hover {
  border-color: rgba(194, 28, 28, 0.45);
  color: var(--primary);
}

.products-slider {
  display: grid;
  grid-auto-flow: column;
  /* Largura fixa dos cards: com 1 item filtrado não estica em 1fr sobre o slider inteiro */
  grid-auto-columns: minmax(240px, 280px);
  gap: 14px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: thin;
  padding-bottom: 16px;
}

.product-card {
  scroll-snap-align: start;
  border: 1px solid rgba(31, 35, 40, 0.12);
  border-radius: 14px;
  background: #ffffff;
  box-shadow: 0 8px 18px rgba(14, 24, 36, 0.06);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  min-height: 420px;
}

.product-card.is-hidden {
  display: none;
}

.product-card img {
  width: 100%;
  height: 190px;
  object-fit: cover;
  object-position: center;
  display: block;
}

.product-content {
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.product-label {
  color: #7a8595;
  font-size: 0.86rem;
  font-weight: 500;
}

.product-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.3;
  color: #222831;
  max-width: 26ch;
  min-height: 54px;
  letter-spacing: 0;
}

.product-actions {
  margin-top: auto;
  display: grid;
  gap: 8px;
  padding-top: 10px;
}

.btn-whatsapp {
  background: #0e8f3d;
  color: #ffffff;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9rem;
  width: 100%;
  padding: 10px 14px;
}

.btn-whatsapp:hover {
  background: #0a7c34;
}

.btn-outline-site {
  border: 1px solid #b9c3d1;
  background: #ffffff;
  color: #4a5869;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.9rem;
  width: 100%;
  padding: 10px 14px;
}

.btn-outline-site:hover {
  border-color: #8ea0b6;
}

.whatsapp-btn {
  width: 100%;
}

.differentials {
  background: linear-gradient(180deg, #fff5f5, #fff);
  border-top: 1px solid rgba(194, 28, 28, 0.14);
  border-bottom: 1px solid rgba(194, 28, 28, 0.14);
}

.diff-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 20px;
}

.diff-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.diff-list article {
  background: #ffffff;
  border: 1px solid rgba(31, 35, 40, 0.12);
  border-radius: 12px;
  padding: 18px;
  box-shadow: var(--shadow);
}

.diff-list p {
  color: #4f5b69;
  line-height: 1.55;
  margin-top: 8px;
}

.segment-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.segment-tags span {
  border: 1px solid rgba(194, 28, 28, 0.24);
  padding: 10px 14px;
  border-radius: 999px;
  color: #8d1111;
  background: #fff5f5;
  font-size: 0.92rem;
}

.faq-list {
  display: grid;
  gap: 10px;
}

details {
  border: 1px solid rgba(31, 35, 40, 0.12);
  border-radius: 12px;
  padding: 14px 16px;
  background: #ffffff;
}

summary {
  cursor: pointer;
  font-weight: 600;
}

details p {
  color: #4f5b69;
  margin-top: 8px;
  line-height: 1.55;
}

.footer {
  padding: 60px 0 24px;
  border-top: 1px solid rgba(31, 35, 40, 0.12);
  background: #ffffff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 26px;
  margin-bottom: 26px;
}

.form {
  background: #ffffff;
  border: 1px solid rgba(31, 35, 40, 0.12);
  border-radius: var(--radius);
  padding: 18px;
  display: grid;
  gap: 12px;
  box-shadow: var(--shadow);
}

.form label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
  color: #44505f;
}

.form input {
  border: 1px solid #cfd6df;
  background: #ffffff;
  color: #1f2328;
  border-radius: 10px;
  padding: 12px;
  outline: none;
}

.form input:focus {
  border-color: var(--primary);
}

.form-note {
  color: #697687;
  font-size: 0.8rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding-top: 18px;
  border-top: 1px solid rgba(31, 35, 40, 0.12);
  font-size: 0.9rem;
  color: #5f6b7a;
  flex-wrap: wrap;
}

@media (max-width: 960px) {
  .menu {
    display: none;
  }

  .hero-grid,
  .diff-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .equipment .cards,
  .diff-list {
    grid-template-columns: 1fr;
  }

  .products-slider {
    grid-auto-columns: 86%;
  }

  .product-content h3 {
    font-size: 1rem;
    min-height: auto;
  }

  .hero {
    padding-top: 56px;
  }

  .banner-track {
    min-height: 220px;
    height: 48vw;
  }

  .banner-overlay {
    padding: 16px;
  }
}