/* ============================================
   SOLUTIO LOCAÇÕES — style.css
   Mobile-first | Vanilla CSS | PageSpeed-friendly
   ============================================ */

:root {
  --azul: #1B3A6B;
  --azul-escuro: #0F2647;
  --azul-hover: #142E55;
  --laranja: #F37021;
  --laranja-hover: #D85F18;
  --branco: #FFFFFF;
  --cinza-claro: #F5F6FA;
  --cinza-medio: #6C757D;
  --cinza-borda: #E2E5EA;
  --preto: #1D1D1D;

  --radius: 8px;
  --radius-sm: 6px;
  --shadow-sm: 0 2px 8px rgba(15, 38, 71, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 38, 71, 0.12);
  --shadow-lg: 0 25px 60px rgba(15, 38, 71, 0.2);
  --t-fast: 0.2s ease;
  --t-base: 0.3s ease;

  --ff-head: 'Montserrat', system-ui, -apple-system, sans-serif;
  --ff-body: 'Open Sans', system-ui, -apple-system, sans-serif;
}

/* -------- RESET & BASE -------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--preto);
  background: var(--branco);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img, svg, iframe { max-width: 100%; display: block; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; background: none; border: none; color: inherit; }
ul, ol { list-style: none; }
h1, h2, h3, h4, h5, h6 { font-family: var(--ff-head); line-height: 1.2; }

:focus-visible {
  outline: 3px solid var(--laranja);
  outline-offset: 2px;
  border-radius: 3px;
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--laranja); color: #fff;
  padding: 12px 20px; z-index: 9999; font-weight: 700;
}
.skip-link:focus { left: 10px; top: 10px; }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* -------- BUTTONS -------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 28px;
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.5px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background var(--t-fast), color var(--t-fast), border-color var(--t-fast), transform var(--t-fast);
  text-transform: uppercase;
  text-align: center;
  line-height: 1.2;
}
.btn--primary { background: var(--laranja); color: #fff; border-color: var(--laranja); }
.btn--primary:hover { background: var(--laranja-hover); border-color: var(--laranja-hover); transform: translateY(-2px); }
.btn--outline { background: transparent; color: #fff; border-color: #fff; }
.btn--outline:hover { background: #fff; color: var(--azul); }
.btn--blue { background: var(--azul); color: #fff; border-color: var(--azul); }
.btn--blue:hover { background: var(--azul-hover); border-color: var(--azul-hover); transform: translateY(-2px); }
.btn--blue-outline { background: transparent; color: var(--azul); border: 2px solid var(--azul); padding: 10px 20px; font-size: 13px; }
.btn--blue-outline:hover { background: var(--azul); color: #fff; }
.btn--full { width: 100%; }
.btn--sm { padding: 10px 18px; font-size: 12px; }

/* -------- SECTION HEAD -------- */
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 48px;
}
.section-head h2 {
  font-weight: 800;
  font-size: clamp(26px, 4vw, 40px);
  color: var(--azul);
  letter-spacing: -0.5px;
  margin-bottom: 16px;
}
.section-head h2.white { color: #fff; }
.divider {
  width: 60px;
  height: 4px;
  background: var(--laranja);
  margin: 0 auto 20px;
  border-radius: 2px;
}
.section-sub {
  color: var(--cinza-medio);
  font-size: 17px;
  line-height: 1.6;
}

/* -------- HEADER / NAV -------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0;
  background: var(--azul-escuro);
  z-index: 1000;
  transition: box-shadow var(--t-base), background var(--t-base);
}
.site-header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.25); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.nav__logo img { height: 45px; width: auto; }
.nav__menu { display: flex; align-items: center; gap: 32px; }
.nav__menu a { color: #fff; font-weight: 600; font-size: 15px; transition: color var(--t-fast); }
.nav__menu a:hover, .nav__menu a:focus { color: var(--laranja); }
.nav__cta {
  background: var(--laranja); color: #fff;
  padding: 12px 22px; border-radius: var(--radius-sm);
  font-weight: 700; font-family: var(--ff-head);
  font-size: 14px; letter-spacing: 0.5px;
  transition: background var(--t-fast), transform var(--t-fast);
}
.nav__cta:hover { background: var(--laranja-hover); transform: translateY(-2px); }
.nav__toggle {
  display: none;
  padding: 8px;
}
.nav__toggle span {
  display: block; width: 26px; height: 3px;
  background: #fff; margin: 5px 0;
  border-radius: 2px;
  transition: transform var(--t-base), opacity var(--t-base);
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* -------- HERO -------- */
.hero {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  background: var(--azul-escuro);
  color: #fff;
  padding: 120px 0 60px;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg, rgba(15,38,71,.92) 0%, rgba(15,38,71,.85) 50%, rgba(15,38,71,.35) 100%),
    url('../assets/img/fachada.jpeg') center/cover no-repeat;
  z-index: 0;
}
.hero__wrap {
  position: relative; z-index: 1;
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 40px;
  align-items: center;
}
.hero__badge {
  display: inline-block;
  background: rgba(243,112,33,0.18);
  color: #fff;
  padding: 8px 18px;
  border-radius: 30px;
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  margin-bottom: 24px;
  border: 1px solid rgba(243,112,33,0.4);
}
.hero__title {
  font-weight: 800;
  font-size: clamp(32px, 5vw, 54px);
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}
.hero__title span { color: var(--laranja); }
.hero__sub {
  font-size: 18px;
  opacity: 0.92;
  margin-bottom: 32px;
  max-width: 560px;
}
.hero__ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 40px; }
.hero__metrics { display: flex; gap: 40px; flex-wrap: wrap; }
.hero__metric strong {
  display: block;
  font-family: var(--ff-head);
  font-weight: 800;
  font-size: 36px;
  color: var(--laranja);
  line-height: 1;
  margin-bottom: 6px;
}
.hero__metric span {
  font-size: 13px;
  opacity: 0.85;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 600;
}
.hero__media img {
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  aspect-ratio: 4/3;
  object-fit: cover;
  width: 100%;
}

/* -------- CATÁLOGO -------- */
.catalog {
  padding: 90px 0;
  background: #fff;
}

.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 48px;
  padding-bottom: 8px;
  -webkit-overflow-scrolling: touch;
}
.filter {
  padding: 10px 20px;
  font-family: var(--ff-head);
  font-weight: 600;
  font-size: 14px;
  background: var(--cinza-claro);
  color: var(--azul);
  border: 2px solid transparent;
  border-radius: 30px;
  transition: all var(--t-fast);
  white-space: nowrap;
}
.filter:hover { background: rgba(243,112,33,0.1); color: var(--laranja); border-color: var(--laranja); }
.filter.active { background: var(--azul); color: #fff; border-color: var(--azul); }

/* View Todos - Cards de Categoria */
.category-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.cat-card {
  background: #fff;
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
  text-align: left;
  display: flex;
  flex-direction: column;
}
.cat-card:hover {
  border-color: var(--laranja);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.cat-card__icon {
  width: 56px; height: 56px;
  border-radius: var(--radius-sm);
  background: rgba(243,112,33,0.1);
  color: var(--laranja);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.cat-card__icon svg { width: 32px; height: 32px; }
.cat-card h3 {
  font-weight: 700;
  font-size: 17px;
  color: var(--azul);
  margin-bottom: 6px;
  line-height: 1.3;
}
.cat-card__count {
  font-size: 13px;
  color: var(--laranja);
  font-weight: 600;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.cat-card__list {
  font-size: 14px;
  color: var(--cinza-medio);
  margin-bottom: 20px;
  flex: 1;
}
.cat-card__list li {
  padding: 4px 0;
  border-bottom: 1px dashed var(--cinza-borda);
}
.cat-card__list li:last-child { border: none; }

/* View Categoria - Cards de Equipamento */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product {
  background: #fff;
  border: 1px solid var(--cinza-borda);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color var(--t-base), transform var(--t-base), box-shadow var(--t-base);
  display: flex;
  flex-direction: column;
}
.product:hover {
  border-color: var(--laranja);
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}
.product__img {
  aspect-ratio: 1/1;
  background: var(--cinza-claro);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  color: var(--cinza-medio);
  gap: 8px;
  overflow: hidden;
  position: relative;
}
.product__img svg { width: 48px; height: 48px; opacity: 0.6; }
.product__img span { font-size: 12px; text-transform: uppercase; letter-spacing: 1px; font-weight: 600; }
.product__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform var(--t-base);
}
.product:hover .product__img img { transform: scale(1.05); }
.product h4 {
  font-family: var(--ff-head);
  font-weight: 600;
  color: var(--azul);
  font-size: 15px;
  padding: 16px 16px 12px;
  line-height: 1.35;
  flex: 1;
}
.product .btn {
  margin: 0 14px 14px;
  padding: 12px 16px;
  font-size: 12px;
  width: auto;
}

.products-grid[hidden] { display: none; }
.category-grid[hidden] { display: none; }

/* Setas do carrossel — escondidas no desktop, exibidas no mobile via media query */
.carousel__arrow { display: none; }

/* CTA abaixo do catálogo */
.catalog-cta {
  position: relative;
  margin-top: 72px;
  padding: 60px 50px;
  background: linear-gradient(135deg, var(--azul-escuro) 0%, var(--azul) 100%);
  border-radius: 16px;
  overflow: hidden;
  color: #fff;
  box-shadow: 0 20px 50px rgba(15, 38, 71, 0.18);
}
.catalog-cta::before {
  content: "";
  position: absolute;
  top: -120px; right: -120px;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(243,112,33,0.22) 0%, transparent 65%);
  border-radius: 50%;
  z-index: 0;
  pointer-events: none;
}
.catalog-cta::after {
  content: "";
  position: absolute;
  bottom: 0; left: 50px;
  width: 80px; height: 4px;
  background: var(--laranja);
  border-radius: 2px;
}
.catalog-cta__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 56px;
  align-items: center;
}
.catalog-cta__badge {
  display: inline-flex;
  align-items: center;
  background: rgba(243, 112, 33, 0.18);
  border: 1px solid rgba(243, 112, 33, 0.45);
  color: #fff;
  padding: 7px 16px;
  border-radius: 30px;
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 1.5px;
  margin-bottom: 22px;
}
.catalog-cta h3 {
  font-family: var(--ff-head);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 36px);
  line-height: 1.18;
  margin-bottom: 18px;
  letter-spacing: -0.5px;
  color: #fff;
}
.catalog-cta h3 span {
  color: var(--laranja);
  display: block;
  margin-top: 4px;
}
.catalog-cta__content > p {
  font-family: var(--ff-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  max-width: 540px;
}
.catalog-cta__actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.btn--lg {
  padding: 17px 30px;
  font-size: 14px;
}
.btn--outline-blue {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255, 255, 255, 0.4);
}
.btn--outline-blue:hover {
  background: #fff;
  color: var(--azul-escuro);
  border-color: #fff;
  transform: translateY(-2px);
}
.catalog-cta__features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  padding: 28px;
  list-style: none;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.catalog-cta__features li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.catalog-cta__features li:last-child {
  padding-bottom: 0;
  border-bottom: none;
}
.catalog-cta__features svg {
  width: 26px; height: 26px;
  color: var(--laranja);
  flex-shrink: 0;
  margin-top: 2px;
}
.catalog-cta__features strong {
  display: block;
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: 15px;
  color: #fff;
  margin-bottom: 3px;
}
.catalog-cta__features span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.45;
}
@media (max-width: 1024px) {
  .catalog-cta { padding: 50px 36px; }
  .catalog-cta__inner { gap: 40px; }
}
@media (max-width: 900px) {
  .catalog-cta { padding: 44px 28px; margin-top: 56px; }
  .catalog-cta__inner { grid-template-columns: 1fr; gap: 32px; }
  .catalog-cta__features { padding: 22px; }
}
@media (max-width: 480px) {
  .catalog-cta { padding: 36px 20px; border-radius: 12px; }
  .catalog-cta::before { width: 280px; height: 280px; top: -80px; right: -80px; }
  .catalog-cta__actions .btn { flex: 1 1 100%; }
  .catalog-cta h3 span { display: inline; margin-top: 0; }
}

/* -------- DIFERENCIAIS -------- */
.features {
  background: var(--azul);
  padding: 50px 0;
  color: #fff;
}
.features__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
}
.feature {
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: left;
}
.feature svg {
  width: 32px; height: 32px;
  color: var(--laranja);
  flex-shrink: 0;
}
.feature span {
  font-family: var(--ff-head);
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  line-height: 1.3;
}

/* -------- SOBRE -------- */
.about {
  background: var(--cinza-claro);
  padding: 90px 0;
}
.about__wrap {
  display: grid;
  grid-template-columns: 45% 55%;
  gap: 60px;
  align-items: center;
}
.about__frame {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.about__frame::before {
  content: "";
  position: absolute;
  bottom: -16px; right: -16px;
  width: 120px; height: 120px;
  background: var(--laranja);
  border-radius: var(--radius);
  z-index: 0;
}
.about__frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 4px solid var(--laranja);
}
.about__content h2 {
  font-weight: 800;
  font-size: clamp(26px, 4vw, 36px);
  color: var(--azul);
  margin-bottom: 16px;
}
.about__content .divider { margin: 0 0 24px; }
.about__content p {
  color: var(--cinza-medio);
  font-size: 16px;
  margin-bottom: 28px;
  line-height: 1.7;
}
.check-list {
  margin-bottom: 32px;
}
.check-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-weight: 600;
  color: var(--preto);
  font-size: 15px;
}
.check-list svg {
  width: 20px; height: 20px;
  color: var(--laranja);
  flex-shrink: 0;
}

/* -------- POR QUE -------- */
.why {
  background: var(--azul-escuro);
  padding: 90px 0;
  color: #fff;
}
.why__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
.why-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 32px;
  transition: border-color var(--t-base), transform var(--t-base);
}
.why-card:hover {
  border-color: var(--laranja);
  transform: translateY(-4px);
}
.why-card__icon {
  font-size: 40px;
  margin-bottom: 16px;
  line-height: 1;
}
.why-card h3 {
  font-weight: 700;
  font-size: 20px;
  color: var(--laranja);
  margin-bottom: 12px;
}
.why-card p {
  color: rgba(255,255,255,0.8);
  line-height: 1.65;
}

/* -------- MARCAS -------- */
.brands {
  padding: 50px 0;
  background: #fff;
  border-top: 1px solid var(--cinza-borda);
  border-bottom: 1px solid var(--cinza-borda);
}
.brands__title {
  text-align: center;
  color: var(--cinza-medio);
  text-transform: uppercase;
  letter-spacing: 3px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 30px;
}
.brands__track {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 40px;
}
.brand {
  font-family: var(--ff-head);
  font-weight: 800;
  font-size: 22px;
  color: var(--cinza-medio);
  opacity: 0.5;
  letter-spacing: 1px;
  transition: opacity var(--t-fast), color var(--t-fast);
}
.brand:hover {
  opacity: 1;
  color: var(--azul);
}

/* -------- CTA INTERMEDIÁRIO -------- */
.mid-cta {
  background: linear-gradient(135deg, var(--laranja) 0%, #E56518 100%);
  padding: 70px 0;
  text-align: center;
  color: #fff;
  clip-path: polygon(0 0, 100% 30px, 100% 100%, 0 calc(100% - 30px));
}
.mid-cta h2 {
  font-weight: 800;
  font-size: clamp(24px, 3.5vw, 36px);
  text-transform: uppercase;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}
.mid-cta p {
  font-size: 17px;
  margin-bottom: 30px;
  opacity: 0.95;
}
.mid-cta__btns {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* -------- CONTATO -------- */
.contact {
  background: var(--cinza-claro);
  padding: 90px 0;
}
.contact__wrap {
  display: grid;
  grid-template-columns: 40% 60%;
  gap: 40px;
  align-items: start;
}
.contact__cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.contact-card {
  background: #fff;
  border-left: 3px solid var(--laranja);
  padding: 20px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact-card svg {
  width: 28px; height: 28px;
  color: var(--laranja);
  flex-shrink: 0;
  margin-top: 4px;
}
.contact-card h4 {
  font-size: 14px;
  text-transform: uppercase;
  color: var(--cinza-medio);
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-weight: 700;
}
.contact-card p, .contact-card a {
  color: var(--azul);
  font-weight: 600;
  font-size: 15px;
  display: block;
  margin-bottom: 10px;
  line-height: 1.5;
}
.contact-card a:hover { color: var(--laranja); }
.contact-card .btn { margin-top: 6px; }
.contact__map iframe {
  width: 100%;
  height: 100%;
  min-height: 450px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}

/* -------- FOOTER -------- */
.site-footer {
  background: var(--azul-escuro);
  color: rgba(255,255,255,0.75);
  border-top: 3px solid var(--laranja);
  padding: 60px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer__logo {
  margin-bottom: 16px;
  filter: brightness(0) invert(1);
}
.footer__col h4 {
  color: #fff;
  font-weight: 700;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 18px;
}
.footer__col ul li {
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.5;
}
.footer__col ul a {
  color: rgba(255,255,255,0.75);
  transition: color var(--t-fast);
}
.footer__col ul a:hover { color: var(--laranja); }
.footer__col p {
  font-size: 14px;
  line-height: 1.7;
}
.footer__bar {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 22px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: center;
}
.footer__cnpj {
  font-size: 12px;
  letter-spacing: 0.5px;
  color: rgba(255,255,255,0.4);
}

/* -------- WHATSAPP FLUTUANTE -------- */
.wa-float {
  position: fixed;
  right: 24px; bottom: 24px;
  width: 60px; height: 60px;
  background: #25D366;
  color: #fff;
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.5);
  z-index: 999;
  transition: transform var(--t-fast);
  animation: pulse 2s infinite;
}
.wa-float.visible { display: flex; }
.wa-float:hover { transform: scale(1.1); animation: none; }
.wa-float svg { width: 32px; height: 32px; }

@keyframes pulse {
  0%, 100% { box-shadow: 0 4px 20px rgba(37,211,102,0.5), 0 0 0 0 rgba(37,211,102,0.5); }
  50% { box-shadow: 0 4px 20px rgba(37,211,102,0.5), 0 0 0 15px rgba(37,211,102,0); }
}

/* -------- ANIMAÇÕES -------- */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .wa-float { animation: none !important; }
}

/* ========= RESPONSIVE ========= */

/* Large desktop */
@media (min-width: 1201px) {
  .container { padding: 0 40px; }
}

/* Tablet landscape + small desktop */
@media (max-width: 1024px) {
  .category-grid,
  .products-grid { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

/* Tablet / mobile large */
@media (max-width: 900px) {
  .nav__menu, .nav__cta { display: none; }
  .nav__toggle { display: block; }

  /* Mobile menu overlay */
  .site-header.open .nav__menu {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0; bottom: 0;
    background: var(--azul-escuro);
    padding: 32px;
    gap: 20px;
    align-items: flex-start;
    z-index: 999;
  }
  .site-header.open .nav__menu a {
    font-size: 20px;
    padding: 12px 0;
    width: 100%;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .site-header.open .nav__cta {
    display: inline-flex;
    position: fixed;
    bottom: 32px; left: 32px; right: 32px;
    justify-content: center;
    z-index: 999;
  }

  .hero { padding: 100px 0 50px; min-height: auto; }
  .hero__wrap { grid-template-columns: 1fr; gap: 30px; }
  .hero__media { display: none; }
  .hero__metrics { gap: 24px; }
  .hero__metric strong { font-size: 28px; }

  .features__grid { grid-template-columns: repeat(2, 1fr); gap: 24px; }

  .about__wrap { grid-template-columns: 1fr; gap: 40px; }
  .about__frame::before { width: 80px; height: 80px; bottom: -10px; right: -10px; }

  .contact__wrap { grid-template-columns: 1fr; }

  .catalog, .about, .why, .contact { padding: 70px 0; }
}

/* Mobile */
@media (max-width: 768px) {
  /* Carrossel horizontal de cards */
  .carousel {
    position: relative;
  }
  .carousel__arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--laranja);
    color: #fff;
    border: none;
    box-shadow: 0 6px 20px rgba(243, 112, 33, 0.4);
    z-index: 5;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: opacity var(--t-fast), transform var(--t-fast), background var(--t-fast);
  }
  .carousel__arrow svg { width: 22px; height: 22px; }
  .carousel__arrow:hover,
  .carousel__arrow:active {
    background: var(--laranja-hover);
    transform: translateY(-50%) scale(1.05);
  }
  .carousel__arrow--prev { left: 6px; }
  .carousel__arrow--next { right: 6px; }
  .carousel__arrow[disabled] {
    opacity: 0;
    pointer-events: none;
    transform: translateY(-50%) scale(0.8);
  }
  .category-grid,
  .products-grid {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 14px;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    padding: 4px 20px 18px;
    margin: 0 -20px;
    scrollbar-width: thin;
    scrollbar-color: var(--cinza-borda) transparent;
  }
  .category-grid[hidden],
  .products-grid[hidden] { display: none; }
  .category-grid::-webkit-scrollbar,
  .products-grid::-webkit-scrollbar { height: 5px; }
  .category-grid::-webkit-scrollbar-track,
  .products-grid::-webkit-scrollbar-track { background: transparent; }
  .category-grid::-webkit-scrollbar-thumb,
  .products-grid::-webkit-scrollbar-thumb { background: var(--cinza-borda); border-radius: 3px; }
  .cat-card,
  .product {
    flex: 0 0 78%;
    max-width: 300px;
    scroll-snap-align: start;
  }
  .cat-card { padding: 22px 18px; }
  .cat-card h3 { font-size: 16px; }
  .product h4 { font-size: 14px; padding: 14px 12px 10px; }
  .product .btn { margin: 0 12px 12px; padding: 10px 12px; font-size: 11px; }

  .why__grid { grid-template-columns: 1fr; }

  .filters {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding: 4px 0 12px;
  }
  .filter { flex-shrink: 0; }

  .footer__grid { grid-template-columns: 1fr; gap: 28px; text-align: left; }

  .hero { padding: 90px 0 40px; }
  .hero__title { font-size: clamp(28px, 8vw, 40px); }
  .hero__sub { font-size: 16px; }
  .hero__ctas { flex-direction: column; gap: 12px; }
  .hero__ctas .btn { width: 100%; flex: none; font-size: 13px; padding: 16px 24px; }

  .mid-cta { clip-path: none; padding: 60px 0; }
  .mid-cta__btns .btn { flex: 1; min-width: 220px; }
}

/* Small mobile */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .category-grid,
  .products-grid {
    padding: 4px 16px 18px;
    margin: 0 -16px;
  }
  .cat-card,
  .product { flex: 0 0 82%; max-width: 280px; }
  .features__grid { grid-template-columns: 1fr; gap: 18px; }
  .hero__metrics { gap: 20px; }
  .hero__metric strong { font-size: 24px; }
  .section-head { margin-bottom: 36px; }
  .wa-float { right: 16px; bottom: 16px; width: 54px; height: 54px; }
  .wa-float svg { width: 28px; height: 28px; }
}