@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700;800;900&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500;600;700&display=swap');

/* ============================================================
   RADinstruments — Design System v2 "Precision Lab"
   Tipografia: Poppins (títulos e interface), Inter (corpo), IBM Plex Mono (dados)
   Paleta: navy + ciano, identidade preservada
   ============================================================ */

:root {
  /* Cores institucionais */
  --navy:     #12376c;
  --navy-2:   #173f7a;
  --navy-3:   #0e2b54;
  --azul-colonial: #173f7a;
  --azul:     #1c6dd0;
  --ciano:    #4dc2e6;
  --ciano-2:  #6ec1e4;

  /* Texto e superfícies */
  --tinta:     #2a2f3a;
  --cinza:     #5b6473;
  --card-azul: #f2f6ff;
  --branco:    #ffffff;
  --borda:     #e3e9f2;
  --surface:   #f7f9fc;

  /* Layout */
  --container: 1200px;
  --radius:    16px;
  --radius-sm: 10px;
  --radius-lg: 24px;

  /* Sombras */
  --shadow:    0 12px 40px rgba(18, 55, 108, .10);
  --shadow-sm: 0 4px 16px rgba(18, 55, 108, .07);
  --shadow-lg: 0 20px 60px rgba(18, 55, 108, .14);

  /* Transição */
  --ease: cubic-bezier(.22, .61, .36, 1);
  --transition: .3s var(--ease);

  /* Tipografia */
  --font:       "Inter", "Segoe UI", system-ui, sans-serif;
  --font-display: "Poppins", "Segoe UI", sans-serif;
  --font-mono:  "IBM Plex Mono", "Consolas", monospace;
}

/* ============================================================
   RESET & BASE
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 20px; }

body {
  font-family: var(--font);
  font-weight: 500;
  color: var(--tinta);
  line-height: 1.65;
  background: var(--branco);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 10000;
  transform: translateY(-160%);
  padding: 10px 16px;
  border-radius: 8px;
  background: #ffffff;
  color: #12376c;
  font-weight: 800;
  box-shadow: 0 8px 24px rgba(14, 43, 84, .22);
}

.skip-link:focus {
  transform: translateY(0);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: var(--container); margin: 0 auto; padding: 0 32px; }

section { padding: 100px 0; }
#quem-somos,
#aplicacoes,
#faq,
#contato {
  scroll-margin-top: 96px;
}

/* ============================================================
   TIPOGRAFIA UTILITÁRIOS
   ============================================================ */

.mono { font-family: var(--font-mono); }
.text-ciano { color: var(--ciano); }
.text-navy { color: var(--navy); }
.text-cinza { color: var(--cinza); }
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0, 0, 0, 0);
  white-space: nowrap; border: 0;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: .1em;
  line-height: 1.2;
  text-transform: uppercase;
  color: var(--ciano);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
}
.section-label::before {
  content: "";
  width: 36px; height: 3px;
  background: currentColor;
  border-radius: 2px;
}

.section-titulo { text-align: center; margin-bottom: 56px; }
.section-titulo h2 { font-size: 2.2rem; color: var(--navy); margin-bottom: 16px; }
.section-titulo p { color: var(--cinza); max-width: 600px; margin: 0 auto; font-size: 1.05rem; }
.section-titulo .section-label {
  justify-content: center;
  color: var(--ciano);
  max-width: none;
  margin: 0 auto 16px;
  font-size: 1.2rem;
}
.section-titulo.claro h2 { color: #fff; }
.section-titulo.claro p { color: rgba(255,255,255,.7); }
.section-titulo.claro .section-label { color: var(--ciano); }

.section-titulo--home {
  max-width: 760px;
  margin-bottom: 54px;
  text-align: left;
}
.section-titulo--home .section-label {
  justify-content: flex-start;
  margin: 0 0 16px;
  color: var(--azul);
}
.motion-heading .section-label {
  --motion-label-line: 1;
}
.motion-heading .section-label::before {
  transform: scaleX(var(--motion-label-line));
  transform-origin: left center;
}
.section-titulo--home h2 {
  margin-bottom: 14px;
  color: var(--navy-3);
  font-size: clamp(2.2rem, 3.1vw, 3.35rem);
  letter-spacing: -.04em;
}
.section-titulo.section-titulo--home h2::after {
  content: none;
  display: none;
}
.section-titulo--home p {
  max-width: 660px;
  margin: 0;
  font-size: 1rem;
  line-height: 1.65;
}

/* Linha de pulso como decoração de título */
.section-titulo h2::after {
  content: "";
  display: block;
  width: 60px; height: 3px;
  background: linear-gradient(90deg, var(--ciano), var(--azul));
  margin: 18px auto 0;
  border-radius: 3px;
}

/* ============================================================
   BOTÕES
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: 50px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primario {
  background: var(--ciano);
  color: var(--navy-3);
  border-color: var(--ciano);
}
.btn-primario:hover {
  background: #fff;
  color: var(--navy);
  border-color: #fff;
  transform: translateY(-1px);
  box-shadow: none;
}

.btn-navy {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.btn-navy:hover {
  background: var(--navy-2);
  border-color: var(--navy-2);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-outline {
  border-color: rgba(255,255,255,.4);
  color: #fff;
  background: transparent;
}
.btn-outline:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
}

.btn-outline-navy {
  border-color: var(--navy);
  color: var(--navy);
  background: transparent;
}
.btn-outline-navy:hover {
  background: var(--navy);
  color: #fff;
  transform: translateY(-2px);
}

.btn-sm {
  padding: 10px 22px;
  font-size: .88rem;
}

.btn svg, .btn .btn-icon {
  width: 18px; height: 18px;
  transition: transform .2s var(--ease);
}
.btn:hover svg, .btn:hover .btn-icon {
  transform: translateX(3px);
}

/* ============================================================
   HEADER
   ============================================================ */

.header {
  position: sticky; top: 0; z-index: 100;
  background: var(--azul-colonial);
  box-shadow: 0 2px 20px rgba(0,0,0,.15);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.nav .logo {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
}

.nav .logo img {
  width: 282px;
  height: auto;
  max-width: none;
  aspect-ratio: 800 / 119;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 8px;
  align-items: center;
}
.nav-links > li > a {
  color: #eaf1fb;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .92rem;
  padding: 8px 16px;
  border-radius: 8px;
  transition: var(--transition);
}
.nav-links > li > a:hover,
.nav-links > li > a.ativo {
  color: var(--ciano);
  background: rgba(77, 194, 230, .08);
}

@media (min-width: 901px) {
  .nav-links > li {
    flex: 0 0 104px;
    width: 104px;
  }

  .nav-links > li > a {
    width: 100%;
    min-height: 38px;
    padding-inline: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    white-space: nowrap;
  }
}

.dropdown { position: relative; }
.dropdown-menu {
  position: absolute;
  top: 140%; left: 50%;
  transform: translateX(-50%);
  background: #fff;
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius);
  padding: 8px;
  min-width: 220px;
  opacity: 0; visibility: hidden;
  transition: var(--transition);
}
/* No desktop, a abertura fica exclusivamente sob controle do mega menu.
   Isso evita o submenu antigo aparecer durante os primeiros frames da página. */
@media (max-width: 900px) {
  .dropdown:hover .dropdown-menu {
    opacity: 1; visibility: visible; top: 115%;
  }
}
.dropdown-menu a {
  display: block;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  color: var(--tinta);
  font-weight: 600;
  transition: var(--transition);
}
.dropdown-menu a:hover {
  background: var(--card-azul);
  color: var(--navy);
}

.menu-toggle {
  display: none;
  font-size: 1.6rem;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
}

/* ============================================================
   HERO — Precision Lab
   ============================================================ */

.hero {
  position: relative;
  background: var(--navy-3);
  overflow: hidden;
  padding: 0;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(77, 194, 230, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 194, 230, .04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px; height: 800px;
  background: radial-gradient(circle, rgba(77, 194, 230, .08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  min-height: 580px;
  padding: 80px 0;
}

.hero-content { color: #fff; }
.hero-label {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 500;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ciano);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.hero-label::before {
  content: "";
  width: 32px; height: 2px;
  background: var(--ciano);
}

.hero h1 {
  font-size: clamp(2.4rem, 4vw, 3.4rem);
  color: #fff;
  margin-bottom: 20px;
  letter-spacing: -.02em;
  line-height: 1.1;
}
.hero h1 .highlight {
  color: var(--ciano);
}

.hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,.7);
  max-width: 520px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.hero-visual img {
  max-height: 420px;
  object-fit: contain;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,.3));
  position: relative;
  z-index: 2;
}

/* Círculo decorativo atrás do produto no hero */
.hero-visual::before {
  content: "";
  position: absolute;
  width: 380px; height: 380px;
  border: 2px solid rgba(77, 194, 230, .15);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.hero-visual::after {
  content: "";
  position: absolute;
  width: 300px; height: 300px;
  border: 1px solid rgba(77, 194, 230, .08);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}

/* Pulse SVG decoration no hero */
.hero-pulse {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 80px;
  z-index: 1;
  opacity: .15;
}
.hero-pulse svg {
  width: 100%;
  height: 100%;
}

/* Hero em carrossel */
.ri-carousel,
.ri-carousel * {
  box-sizing: border-box;
}

.ri-carousel {
  position: relative;
  --ri-top-bleed: 12px;
  --ri-left-bleed: 14px;
  --ri-arrow-width: clamp(32px, 2.6vw, 42px);
  --ri-arrow-height: clamp(52px, 4.2vw, 68px);
  --ri-arrow-icon-size: clamp(22px, 2.2vw, 32px);
  --ri-arrow-offset: clamp(12px, 1.8vw, 24px);
  width: calc(100vw + var(--ri-left-bleed));
  max-width: calc(100vw + var(--ri-left-bleed));
  margin-top: calc(-1 * var(--ri-top-bleed));
  margin-left: calc(50% - 50vw - var(--ri-left-bleed));
  margin-right: calc(50% - 50vw);
  overflow: hidden;
  aspect-ratio: 1902 / 808;
  background: transparent;
  line-height: 0;
  padding: 0;
}

.ri-carousel__slides {
  position: absolute;
  inset: 0;
}

.ri-carousel__slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity .5s ease;
}

.ri-carousel__slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.ri-carousel__picture {
  position: absolute;
  inset: 0;
  display: block;
}

.ri-carousel .ri-carousel__img {
  width: 100% !important;
  height: 100% !important;
  max-width: none !important;
  display: block;
  object-fit: cover;
  object-position: center;
}

.ri-carousel__arrow {
  all: unset;
  -webkit-appearance: none;
  appearance: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: var(--ri-arrow-width) !important;
  height: var(--ri-arrow-height) !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 6px !important;
  background: rgba(255, 255, 255, .72) !important;
  color: #24314f !important;
  font-size: var(--ri-arrow-icon-size) !important;
  font-weight: 700 !important;
  font-family: Arial, sans-serif !important;
  line-height: 1 !important;
  text-shadow: none !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 8;
  opacity: 0;
  box-shadow: none !important;
  transition: opacity .25s ease, background .25s ease, transform .25s ease;
}

.ri-carousel__arrow--prev {
  left: calc(var(--ri-arrow-offset) + var(--ri-left-bleed));
}

.ri-carousel__arrow--next {
  right: var(--ri-arrow-offset);
}

.ri-carousel:hover .ri-carousel__arrow {
  opacity: 0;
  pointer-events: none;
}

.ri-carousel:hover.is-hover-left .ri-carousel__arrow--prev {
  opacity: 1;
  pointer-events: auto;
}

.ri-carousel:hover.is-hover-right .ri-carousel__arrow--next {
  opacity: 1;
  pointer-events: auto;
}

.ri-carousel__arrow:hover {
  background: rgba(255, 255, 255, .95) !important;
  color: #1a2540 !important;
  transform: translateY(-50%);
}

.ri-carousel__arrow:focus-visible {
  opacity: 1;
  outline: 2px solid var(--ciano);
  outline-offset: 2px;
}

.ri-carousel__arrow::before,
.ri-carousel__arrow::after {
  content: none !important;
  display: none !important;
}

.ri-carousel__dots {
  position: absolute;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  gap: 8px;
  z-index: 6;
}

.ri-carousel__dot {
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 50%;
  background: #d2d2d2;
  cursor: pointer;
  padding: 0;
}

.ri-carousel__dot.is-active {
  background: var(--ciano);
}

@media (hover: none) {
  .ri-carousel__arrow {
    opacity: .95;
  }
}

@media (max-width: 767px) {
  .ri-carousel {
    --ri-top-bleed: 8px;
    background: #0f2366;
  }

  .ri-carousel__slide {
    background: #0f2366;
  }

  .ri-carousel .ri-carousel__img {
    object-fit: contain;
    object-position: center;
  }

  .ri-carousel__arrow {
    display: none !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }

  .ri-carousel__dots {
    bottom: 8px;
  }
}

@media (max-width: 640px) {
  .ri-carousel {
    --ri-left-bleed: 0px;
    width: 100vw;
    max-width: 100vw;
    margin-left: calc(50% - 50vw);
    aspect-ratio: 4 / 5;
  }

  .ri-carousel .ri-carousel__img {
    object-fit: cover;
  }

}

/* Stats bar abaixo do hero */
.stats-bar {
  background: var(--navy);
  border-top: 1px solid rgba(77, 194, 230, .15);
  padding: 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 28px 24px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.08);
  color: #fff;
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ciano);
  display: block;
  line-height: 1.2;
}
.stat-label {
  font-size: .82rem;
  color: rgba(255,255,255,.6);
  margin-top: 4px;
  font-weight: 500;
}

/* ============================================================
   SEÇÃO SOBRE (Home)
   ============================================================ */

.sobre {
  background: var(--card-azul);
  padding: 96px 0;
  border-top: 1px solid rgba(18, 55, 108, .08);
}
.sobre-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(64px, 7vw, 108px);
  align-items: center;
}
.sobre-texto .section-label {
  --sobre-label-line: 1;
  color: var(--azul);
}
.sobre-texto .section-label::before {
  transform: scaleX(var(--sobre-label-line));
  transform-origin: left center;
}
.sobre-texto h2 {
  max-width: 620px;
  margin-bottom: 24px;
  color: var(--navy-3);
  font-size: clamp(2.2rem, 3vw, 3.15rem);
  letter-spacing: -.04em;
}
.sobre-texto h2 .azul { color: var(--azul); }
.sobre-title-line {
  display: block;
  overflow: hidden;
  margin-bottom: -.08em;
  padding-bottom: .08em;
}
.sobre-title-line__inner {
  display: block;
  will-change: transform;
}
.sobre-texto h2 .sobre-title-accent {
  --sobre-accent-reveal: 0%;
  position: relative;
  color: var(--navy-3);
}
.sobre-title-accent::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: var(--azul);
  clip-path: inset(0 var(--sobre-accent-reveal) 0 0);
  pointer-events: none;
}
.sobre-texto p {
  max-width: 60ch;
  color: var(--cinza);
  margin-bottom: 18px;
  font-size: 1rem;
  line-height: 1.75;
}

@media (min-width: 1280px) {
  .sobre-texto,
  .section-titulo--home { transform: translateX(-32px); }
}

.sobre-rotacao {
  position: relative;
  min-height: 430px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.image-stack {
  position: relative;
  z-index: 1;
  width: min(100%, 370px);
  aspect-ratio: 1 / 1;
}
#rotating-layer {
  position: absolute; inset: 0;
  transform-origin: 50% 50%;
  transform: rotate(var(--rotation-deg, 0deg));
  will-change: transform;
}
#fixed-image, #rotating-image {
  position: absolute; top: 50%; left: 50%;
  width: 100%; height: 100%;
  object-fit: contain; display: block;
  filter: drop-shadow(0 16px 28px rgba(24,43,58,.16));
}
#fixed-image {
  transform: translate(-50%, -50%) rotate(calc(-1 * var(--rotation-deg, 0deg)));
  z-index: 2;
}
#rotating-image {
  transform: translate(-50%, -50%);
  z-index: 1;
}

.sobre-img img { border-radius: var(--radius-lg); }

/* ============================================================
   PRODUTOS POR CATEGORIA (Home)
   ============================================================ */

.produtos-section { background: var(--surface); }

.categorias-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.categoria-card {
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--radius-lg);
  padding: 36px 28px 28px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.categoria-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--navy), var(--ciano));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease);
}
.categoria-card:hover::before { transform: scaleX(1); }
.categoria-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow);
  border-color: rgba(77, 194, 230, .3);
}

.categoria-icon {
  width: 56px; height: 56px;
  background: var(--card-azul);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  color: var(--navy);
}
.categoria-icon svg { width: 28px; height: 28px; }

.categoria-card h3 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}
.categoria-card > p {
  font-size: .9rem;
  color: var(--cinza);
  margin-bottom: 20px;
}

.categoria-produtos {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.categoria-produtos a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  background: var(--card-azul);
  font-weight: 600;
  font-size: .88rem;
  color: var(--navy);
  transition: var(--transition);
}
.categoria-produtos a:hover {
  background: var(--navy);
  color: #fff;
}
.categoria-produtos a img {
  width: 36px; height: 36px;
  object-fit: contain;
}

/* Circles grid (versão anterior preservada) */
.categories-grid {
  width: min(1000px, 100%); margin: 0 auto;
  display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 28px;
}
.category-link {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  text-decoration: none; color: inherit; cursor: pointer;
  border-radius: var(--radius-lg); padding: 20px 16px 16px;
  border: 1px solid var(--borda); background: #fff;
  transition: transform .38s var(--ease), box-shadow .38s var(--ease), border-color .38s ease;
}
.category-circle {
  width: 180px; height: 180px;
  border: 3px solid var(--navy); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--card-azul);
  position: relative;
  box-shadow: inset 0 0 0 8px #fff;
  transition: box-shadow .38s ease, transform .38s ease, border-color .38s ease;
}
.category-circle::before {
  content: ""; position: absolute; inset: -10px; border-radius: 50%;
  border: 2px solid rgba(77,194,230,.55); opacity: 0;
  transform: scale(.92); pointer-events: none;
}
.category-circle::after {
  content: ""; position: absolute; inset: 10px;
  border: 1px solid rgba(18,55,108,.12);
  border-radius: 50%; pointer-events: none;
}
.category-img { width: 70%; height: 70%; object-fit: contain; display: block; }
.category-name {
  margin-top: 14px; font-weight: 700; color: var(--navy);
  font-family: var(--font-display);
  position: relative; padding-bottom: 6px; font-size: .95rem;
}
.category-name::after {
  content: ""; position: absolute; left: 50%; bottom: 0;
  transform: translateX(-50%);
  width: 0; height: 2px; background: var(--ciano);
  transition: width .38s ease;
}
.category-link:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: var(--shadow);
  border-color: rgba(18,55,108,.2);
}
.category-link:hover .category-name::after { width: 65%; }
.category-link:hover .category-circle {
  box-shadow: inset 0 0 0 8px #fff, 0 10px 22px rgba(0,0,0,.1);
  transform: scale(1.01); border-color: var(--ciano);
}
.category-link:hover .category-circle::before {
  opacity: 1; animation: pulse-ring 1.8s ease-out infinite;
}
@keyframes pulse-ring {
  0% { transform: scale(.92); opacity: .55; }
  70% { transform: scale(1.08); opacity: .18; }
  100% { transform: scale(1.16); opacity: 0; }
}

/* ============================================================
   INSTRUMENTOS — Catálogo Técnico (Home)
   ============================================================ */

.instruments-section {
  background: var(--navy-3);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.instruments-section::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(77, 194, 230, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 194, 230, .03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

/* Header: intro + filtro por categoria */
.instruments-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 40px;
  margin-bottom: 38px;
  position: relative;
  z-index: 2;
}
.instruments-text .section-label { color: var(--ciano); }
.instruments-text h2 {
  font-size: 2.1rem;
  color: #fff;
  margin-bottom: 14px;
  line-height: 1.15;
  letter-spacing: -.02em;
}
.instruments-text h2::after { display: none; }
.instruments-text > p {
  color: rgba(255,255,255,.6);
  font-size: 1rem;
  line-height: 1.7;
  max-width: 520px;
}

/* Card de produto */
.product-card {
  flex: 0 0 300px;
  width: 300px;
  display: flex;
  flex-direction: column;
  background: linear-gradient(180deg, #0f2f5a 0%, #0b2245 100%);
  border: 1px solid rgba(255,255,255,.09);
  border-radius: 14px;
  overflow: hidden;
  transition: border-color .35s var(--ease), transform .35s var(--ease), box-shadow .35s var(--ease);
}
.product-card:hover {
  border-color: rgba(77, 194, 230, .45);
  transform: translateY(-6px);
  box-shadow: 0 22px 44px rgba(0,0,0,.35);
}

/* Media — imagem sobre brilho radial + tag + scan line */
.product-card__media {
  position: relative;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background:
    radial-gradient(ellipse at 50% 60%, rgba(77, 194, 230, .10) 0%, transparent 68%);
  overflow: hidden;
}
.product-card__media::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--ciano), transparent);
  transform: translateX(-100%);
  transition: transform .6s var(--ease);
}
.product-card:hover .product-card__media::before { transform: translateX(100%); }
.product-card__media img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  filter: drop-shadow(0 10px 22px rgba(0,0,0,.4));
  transition: transform .4s var(--ease);
}
.product-card:hover .product-card__media img { transform: translateY(-5px) scale(1.03); }
/* Corpo do card */
.product-card__body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 20px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.product-card__model {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 1.05rem;
  color: #fff;
  letter-spacing: .02em;
  margin-bottom: 6px;
}
.product-card__desc {
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  line-height: 1.45;
  margin-bottom: 16px;
}
.product-card__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: auto;
  padding-top: 14px;
  border-top: 1px solid rgba(255,255,255,.06);
}
.product-card__link {
  font-family: var(--font-display);
  font-size: .82rem;
  font-weight: 600;
  color: var(--ciano);
  text-decoration: none;
  transition: color .25s ease, gap .25s ease;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.product-card__link:hover { color: #fff; gap: 8px; }
/* Vitrine horizontal inspirada em catálogos automotivos, com linguagem técnica RAD */
.instruments-section {
  position: relative;
  overflow: hidden;
  padding: 96px 0 88px;
  background: var(--card-azul);
  color: var(--tinta);
}
.instruments-section::before { content: none; }
.instruments-section > .container {
  max-width: 1680px;
  padding-inline: clamp(48px, 5vw, 96px);
}
.instruments-head {
  display: block;
  width: min(calc(100vw - 64px), calc(var(--container) - 64px));
  margin: 0 0 76px 50%;
  transform: translateX(calc(-50% - 32px));
}
.instruments-text .section-label { color: var(--azul); }
.instruments-text h2 {
  max-width: 780px;
  margin-bottom: 14px;
  color: var(--navy-3);
  font-size: clamp(2.2rem, 3.1vw, 3.5rem);
  letter-spacing: -.04em;
}
.instruments-text h2.typewriter-ready {
  display: grid;
}
.typewriter-layout,
.typewriter-live {
  grid-area: 1 / 1;
}
.typewriter-layout {
  visibility: hidden;
}
.typewriter-live {
  align-self: start;
}
.typewriter-cursor {
  display: inline-block;
  width: 3px;
  height: .82em;
  margin-left: .08em;
  margin-right: -.16em;
  background: var(--ciano);
  border-radius: 2px;
  vertical-align: -.06em;
}
.instruments-text > p {
  max-width: 680px;
  color: var(--cinza);
  font-size: 1rem;
  line-height: 1.65;
}

.instruments-carousel {
  --rail-padding: max(0px, calc((100vw - var(--container)) / 2 - clamp(28px, 3vw, 46px)));
  --rail-gap: 36px;
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
}
.instruments-viewport {
  overflow: hidden;
  padding-left: var(--rail-padding);
  padding-right: 0;
  touch-action: pan-y;
  cursor: grab;
}
.instruments-viewport:active { cursor: grabbing; }
.instruments-viewport:focus-visible {
  outline: 2px solid var(--azul);
  outline-offset: 8px;
}
.instruments-track {
  display: flex;
  align-items: stretch;
  gap: var(--rail-gap);
  transform: translate3d(0, 0, 0);
  transition: transform .52s cubic-bezier(.22, .61, .36, 1);
  will-change: transform;
}

.instrument-card {
  --product-scale: 1;
  --product-hover-scale: 1.018;
  --product-y: 0px;
  --product-hover-y: -8px;
  flex: 0 0 calc(33.333333% - 24px);
  min-width: 0;
  display: flex;
  flex-direction: column;
  user-select: none;
}
.instrument-card__media {
  position: relative;
  height: clamp(290px, 23vw, 360px);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 0 14px 28px;
}
.instrument-card__media::after {
  content: "";
  position: absolute;
  z-index: 0;
  left: 13%;
  right: 13%;
  bottom: 18px;
  height: 28px;
  border-radius: 50%;
  background: radial-gradient(ellipse, rgba(14, 43, 84, .22) 0%, rgba(14, 43, 84, 0) 72%);
  filter: blur(6px);
  transform: scaleX(.9);
  transition: transform .38s var(--ease), opacity .38s var(--ease);
}
.instrument-card__media img {
  position: relative;
  z-index: 1;
  max-width: 94%;
  max-height: 94%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 12px 18px rgba(18, 55, 108, .16));
  transform: translateY(var(--product-y)) scale(var(--product-scale));
  transform-origin: center bottom;
  transition: transform .38s var(--ease), filter .38s var(--ease);
  pointer-events: none;
}
.instrument-card:hover .instrument-card__media img {
  transform: translateY(var(--product-hover-y)) scale(var(--product-hover-scale));
  filter: drop-shadow(0 18px 24px rgba(18, 55, 108, .22));
}
.instrument-card--tall {
  --product-scale: .94;
  --product-hover-scale: .96;
}
.instrument-card--mgp-101 {
  --product-y: 26px;
  --product-hover-y: 18px;
}
.instrument-card--mgp-101s {
  --product-y: 30px;
  --product-hover-y: 22px;
}
.instrument-card--mg-100 {
  --product-y: 24px;
  --product-hover-y: 16px;
}
.instrument-card--compact {
  --product-scale: 1.28;
  --product-hover-scale: 1.31;
  --product-y: 62px;
  --product-hover-y: 54px;
}
.instrument-card--wide {
  --product-scale: 1.16;
  --product-hover-scale: 1.19;
  --product-y: 80px;
  --product-hover-y: 72px;
}
.instrument-card:hover .instrument-card__media::after {
  opacity: .72;
  transform: scaleX(.78);
}
.instrument-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  align-items: flex-start;
  padding: 18px clamp(28px, 3vw, 46px) 0;
}
.instrument-card__model {
  margin-bottom: 10px;
  color: var(--navy-3);
  font-family: var(--font-display);
  font-size: clamp(1.65rem, 2vw, 2rem);
  font-weight: 800;
  letter-spacing: -.035em;
}
.instrument-card__desc {
  max-width: 35ch;
  min-height: 3.35em;
  color: #445267;
  font-size: .94rem;
  line-height: 1.6;
}
.instrument-card__link {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 20px;
  color: var(--navy-3);
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .045em;
  text-transform: uppercase;
  transition: color .25s ease, gap .25s ease;
}
.instrument-card__link span {
  color: var(--azul);
  font-size: 1.35rem;
  line-height: 0;
}
.instrument-card__link:hover {
  gap: 14px;
  color: var(--azul);
}
.instrument-card__link:focus-visible {
  outline: 2px solid var(--azul);
  outline-offset: 5px;
}

.instrument-nav {
  position: absolute;
  z-index: 5;
  top: 43%;
  width: 54px;
  height: 54px;
  border: 0;
  border-radius: 4px;
  display: grid;
  place-items: center;
  background: var(--azul);
  color: #fff;
  box-shadow: 0 12px 28px rgba(18, 55, 108, .18);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background .25s ease, color .25s ease, opacity .25s ease, transform .25s ease;
}
.instrument-nav--prev { left: 24px; }
.instrument-nav--next { right: 24px; }
.instrument-nav:hover {
  background: var(--navy);
  color: #fff;
  transform: translateY(-50%) scale(1.05);
}
.instrument-nav:focus-visible {
  outline: 3px solid #fff;
  box-shadow: 0 0 0 5px var(--azul);
}
.instrument-nav:disabled {
  opacity: 0;
  pointer-events: none;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

@media (min-width: 1600px) {
  .instrument-card { flex-basis: calc(25% - 27px); }
}

@media (max-width: 1100px) {
  .instruments-section > .container { padding-inline: 48px; }
}

@media (max-width: 900px) {
  .instrument-card { flex-basis: calc(50% - 18px); }
}

@media (max-width: 680px) {
  .instruments-section { padding: 64px 0; }
  .instruments-section > .container { padding-inline: 22px; }
  .instruments-head { margin-bottom: 30px; }
  .instruments-text h2 { font-size: 2rem; }
  .instruments-carousel {
    --rail-padding: 0px;
    --rail-gap: 24px;
  }
  .instrument-card { flex-basis: 100%; }
  .instrument-card__media { height: 285px; }
  .instrument-card__desc { min-height: 0; }
  .instrument-nav { width: 48px; height: 48px; }
  .instrument-nav--prev { left: 10px; }
  .instrument-nav--next { right: 10px; }
}

/* ============================================================
   APLICAÇÕES POR SETOR
   ============================================================ */

.aplicacoes-section {
  padding: 72px 0;
  background: var(--card-azul);
}

.aplicacoes-panel {
  width: calc(100% - 32px);
  max-width: none;
  padding: 64px clamp(24px, 4.5vw, 68px) 48px;
  border-radius: 48px;
  background: var(--navy);
  color: var(--branco);
}

.aplicacoes-panel .aplicacoes-heading {
  max-width: 900px;
  margin: 0 auto 48px;
  text-align: center;
  transform: none;
}

.aplicacoes-panel .aplicacoes-heading h2 {
  color: var(--branco);
  font-size: clamp(2rem, 3.4vw, 3rem);
  letter-spacing: -.03em;
  margin-bottom: 16px;
}

.aplicacoes-panel .aplicacoes-heading p {
  max-width: 720px;
  margin-inline: auto;
  color: #c4d3ea;
  font-size: 1rem;
}

.aplicacoes-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.app-card {
  background: rgba(255, 255, 255, .025);
  border: 2px solid rgba(110, 193, 228, .3);
  border-radius: 14px;
  min-height: 230px;
  padding: 28px 18px 32px;
  text-align: center;
  transition: border-color .3s var(--ease), background .3s var(--ease), transform .3s var(--ease);
  position: relative;
}

.app-card::after {
  content: "";
  position: absolute;
  width: 42%;
  height: 3px;
  left: 29%;
  bottom: -2px;
  background: var(--ciano);
  transition: width .3s var(--ease), left .3s var(--ease);
}
.app-card:hover {
  transform: translateY(-3px);
  background: rgba(77, 194, 230, .08);
  border-color: var(--ciano);
}
.app-card:hover::after {
  width: 64%;
  left: 18%;
}
.app-card-icon {
  width: 52px; height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--branco);
}
.app-card-icon svg {
  width: 44px;
  height: 44px;
  stroke-width: 1.6;
}
.app-card h3 {
  color: var(--branco);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 10px;
}
.app-card p {
  max-width: 250px;
  margin-inline: auto;
  font-size: .9rem;
  color: #c4d3ea;
  line-height: 1.6;
}

@media (max-width: 640px) {
  .aplicacoes-section .aplicacoes-panel {
    width: calc(100% - 24px);
    padding: 36px 16px 32px;
    border-radius: 28px;
  }
  .aplicacoes-panel .aplicacoes-heading { margin-bottom: 28px; }
  .aplicacoes-section .aplicacoes-grid { gap: 12px; }
  .app-card { min-height: 220px; padding: 24px 12px 28px; }
  .app-card h3 { font-size: .95rem; }
  .app-card p { font-size: .85rem; }
}

@media (prefers-reduced-motion: reduce) {
  .app-card, .app-card::after { transition: none; }
}

/* ============================================================
   COMPARATIVO TÉCNICO (Home preview + Produtos)
   ============================================================ */

.comparativo-section {
  background: var(--navy-3);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.comparativo-section::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(77, 194, 230, .03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 194, 230, .03) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.comp-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  position: relative;
  z-index: 2;
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .92rem;
  background: rgba(255,255,255,.04);
  border-radius: var(--radius);
  overflow: hidden;
}
.comp-table thead th {
  background: rgba(77, 194, 230, .1);
  padding: 16px 20px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: .95rem;
  color: #fff;
  text-align: left;
  border-bottom: 2px solid rgba(77, 194, 230, .2);
}
.comp-table thead th:first-child {
  color: var(--ciano);
}
.comp-table tbody td {
  padding: 14px 20px;
  border-bottom: 1px solid rgba(255,255,255,.06);
  color: rgba(255,255,255,.85);
  vertical-align: top;
}
.comp-table tbody tr:hover td {
  background: rgba(77, 194, 230, .05);
}
.comp-table tbody td:first-child {
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: .82rem;
  color: var(--ciano);
  white-space: nowrap;
  letter-spacing: .02em;
}
.comp-table .check { color: var(--ciano); font-weight: 700; }
.comp-table .product-col-header {
  text-align: center;
}
.comp-table .product-col-header img {
  height: 60px;
  margin: 0 auto 8px;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,.2));
}

/* Versão clara da tabela (para página de produtos) */
.comp-table-light {
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  overflow: hidden;
}
.comp-table-light .comp-table {
  background: transparent;
}
.comp-table-light .comp-table thead th {
  background: var(--card-azul);
  color: var(--navy);
  border-bottom-color: var(--borda);
}
.comp-table-light .comp-table thead th:first-child { color: var(--cinza); }
.comp-table-light .comp-table tbody td {
  color: var(--tinta);
  border-bottom-color: var(--borda);
}
.comp-table-light .comp-table tbody tr:hover td {
  background: var(--card-azul);
}
.comp-table-light .comp-table tbody td:first-child { color: var(--navy); }

/* ============================================================
   FAQ — acordeão inspirado no FintechX
   ============================================================ */

.faq-section {
  background: var(--card-azul);
  padding: 112px 0 120px;
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(350px, .86fr) minmax(0, 1.5fr);
  gap: clamp(54px, 6.6vw, 88px);
  align-items: stretch;
}

.faq-side {
  display: flex;
  min-width: 0;
  flex-direction: column;
  justify-content: flex-start;
  gap: 72px;
}

.faq-heading {
  max-width: 430px;
}

.faq-heading h2 {
  margin-bottom: 16px;
  color: var(--tinta);
  font-size: clamp(2.7rem, 4vw, 3.8rem);
  line-height: 1.02;
  letter-spacing: -.055em;
}

.faq-heading p {
  max-width: 390px;
  color: var(--cinza);
  font-size: 1rem;
  line-height: 1.5;
}

.faq-contact-card {
  width: 100%;
  min-height: 250px;
  margin-top: auto;
  padding: 30px;
  border: 1px solid rgba(227, 233, 242, .9);
  border-radius: 28px;
  background: var(--card-azul);
  box-shadow: 0 18px 44px rgba(18, 55, 108, .05);
}

.faq-team {
  display: flex;
  align-items: center;
  min-height: 64px;
  margin-bottom: 18px;
}

.faq-rad-icon {
  width: 64px;
  height: 64px;
  object-fit: contain;
}

.faq-contact-card h3 {
  margin-bottom: 5px;
  color: var(--tinta);
  font-size: 1.35rem;
  letter-spacing: -.025em;
}

.faq-contact-card p {
  margin-bottom: 22px;
  color: var(--cinza);
  font-size: .9rem;
  line-height: 1.5;
}

.faq-contact-button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  gap: 16px;
  padding: 6px 7px 6px 22px;
  border: 2px solid rgba(14, 43, 84, .08);
  border-radius: 999px;
  background: var(--navy-3);
  color: var(--branco);
  font-size: .9rem;
  font-weight: 700;
  box-shadow: 0 9px 20px rgba(14, 43, 84, .18),
              0 0 0 5px rgba(255, 255, 255, .78);
  transition: transform .25s var(--ease), background .25s var(--ease), box-shadow .25s var(--ease);
}

.faq-contact-button:hover {
  transform: translateY(-2px);
  background: var(--navy);
  box-shadow: 0 13px 24px rgba(14, 43, 84, .22),
              0 0 0 5px rgba(255, 255, 255, .92);
}

.faq-contact-arrow {
  display: inline-flex;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--branco);
  color: var(--navy-3);
}

.faq-contact-arrow svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform .25s var(--ease);
}

.faq-contact-button:hover .faq-contact-arrow svg { transform: translateX(2px); }

.faq-list {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 16px;
}

.faq-card {
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 20px;
  background: var(--branco);
  box-shadow: 0 6px 20px rgba(18, 55, 108, .025);
  transition: background .3s var(--ease), border-color .3s var(--ease), box-shadow .3s var(--ease);
}

.faq-card:hover {
  border-color: rgba(28, 109, 208, .24);
  box-shadow: 0 10px 28px rgba(18, 55, 108, .06);
}

.faq-card.is-open {
  border-color: rgba(28, 109, 208, .12);
  background: var(--branco);
  box-shadow: none;
}

.faq-summary {
  display: flex;
  width: 100%;
  min-height: 78px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 20px 20px 20px 28px;
  border: 0;
  background: transparent;
  color: var(--tinta);
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.faq-summary:focus-visible {
  outline: 3px solid rgba(77, 194, 230, .5);
  outline-offset: -4px;
  border-radius: 18px;
}

.faq-question {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.35;
  letter-spacing: -.02em;
}

.faq-toggle {
  position: relative;
  width: 34px;
  height: 34px;
  flex: 0 0 34px;
  border-radius: 50%;
  background: var(--card-azul);
  color: var(--navy-3);
  transition: background .3s var(--ease), color .3s var(--ease), transform .3s var(--ease);
}

.faq-toggle::before,
.faq-toggle::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transform: translate(-50%, -50%);
}

.faq-toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
  transition: transform .25s var(--ease), opacity .25s var(--ease);
}

.faq-card.is-open .faq-toggle {
  background: var(--navy-3);
  color: var(--branco);
}

.faq-card.is-open .faq-toggle::after {
  opacity: 0;
  transform: translate(-50%, -50%) rotate(0);
}

.faq-answer-panel {
  display: grid;
  grid-template-rows: 0fr;
  visibility: hidden;
  transition: grid-template-rows .3s var(--ease),
              visibility 0s linear .3s;
}

.faq-card.is-open .faq-answer-panel {
  grid-template-rows: 1fr;
  visibility: visible;
  transition: grid-template-rows .3s var(--ease),
              visibility 0s linear 0s;
}

.faq-answer {
  min-height: 0;
  overflow: hidden;
  padding: 0 76px 0 28px;
}

.faq-answer p {
  max-width: 610px;
  padding-bottom: 24px;
  color: var(--cinza);
  font-size: .92rem;
  line-height: 1.6;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .18s ease, transform .3s var(--ease);
}

.faq-card.is-open .faq-answer p {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .faq-section { padding: 88px 0 92px; }
  .faq-layout {
    display: flex;
    flex-direction: column;
    gap: 36px;
  }
  .faq-side { display: contents; }
  .faq-heading {
    order: 1;
    width: 100%;
    max-width: 650px;
  }
  .faq-list { order: 2; }
  .faq-contact-card {
    order: 3;
    min-height: 0;
    margin-top: 4px;
  }
}

@media (max-width: 680px) {
  .faq-section { padding: 60px 0 68px; }
  .faq-layout { gap: 28px; }
  .faq-heading h2 {
    margin-bottom: 12px;
    font-size: clamp(2.15rem, 10.5vw, 2.7rem);
    line-height: 1.04;
  }
  .faq-heading p {
    max-width: 34rem;
    font-size: .94rem;
    line-height: 1.55;
  }
  .faq-list { gap: 12px; }
  .faq-contact-card {
    margin-top: 4px;
    padding: 22px 20px;
    border-radius: 20px;
    background: rgba(255, 255, 255, .4);
  }
  .faq-team {
    min-height: 54px;
    margin-bottom: 14px;
  }
  .faq-rad-icon { width: 54px; height: 54px; }
  .faq-contact-card h3 { font-size: 1.2rem; }
  .faq-contact-card p { margin-bottom: 18px; font-size: .86rem; }
  .faq-card { border-radius: 17px; }
  .faq-summary { min-height: 68px; padding: 16px 15px 16px 18px; gap: 14px; }
  .faq-question { font-size: .96rem; }
  .faq-toggle { width: 32px; height: 32px; flex-basis: 32px; }
  .faq-answer { padding: 0 20px; }
  .faq-answer p { padding-bottom: 20px; font-size: .88rem; }
  .faq-contact-button { width: 100%; justify-content: space-between; }
}

.erro-page {
  display: grid;
  min-height: 60vh;
  place-items: center;
  padding: 96px 0;
  background: linear-gradient(180deg, #f2f6ff 0%, #ffffff 100%);
}

.erro-page__content {
  max-width: 760px;
  text-align: center;
}

.erro-page__content h1 {
  margin: 12px 0 18px;
  color: #0e2b54;
  font-size: clamp(2.4rem, 5vw, 4.8rem);
}

.erro-page__content p {
  max-width: 680px;
  margin: 0 auto 28px;
  color: #5b6473;
  font-size: 1.1rem;
  line-height: 1.75;
}

.erro-page__content .produto-acoes {
  justify-content: center;
}

@media (prefers-reduced-motion: reduce) {
  .faq-card,
  .faq-toggle,
  .faq-answer-panel,
  .faq-answer p,
  .faq-contact-button { transition: none; }
}

/* ============================================================
   HOME — PROFUNDIDADE 3D DOS CARDS
   ============================================================ */

.home-page .card-3d-surface {
  position: relative;
  transform-style: preserve-3d;
  transform-origin: center center;
  backface-visibility: hidden;
  will-change: transform;
  transition: transform .16s ease-out, box-shadow .3s var(--ease),
              border-color .3s var(--ease);
}

.home-page .card-3d-surface > * {
  position: relative;
  z-index: 1;
  transform: translateZ(18px);
  backface-visibility: hidden;
}

.home-page .app-card.card-3d-surface:is(:hover, :focus-within) {
  border-color: var(--ciano);
  box-shadow: 0 12px 24px rgba(14, 43, 84, .2);
}

@media (prefers-reduced-motion: reduce) {
  .home-page .card-3d-surface,
  .home-page .card-3d-surface > * {
    transform: none !important;
    transition: none;
  }

}

/* ============================================================
   CTA
   ============================================================ */

.cta {
  background: linear-gradient(125deg, var(--navy-3) 0%, var(--azul) 100%);
  color: #fff;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(77, 194, 230, .04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 194, 230, .04) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}
.cta .container { position: relative; z-index: 2; }
.cta h2 {
  font-size: 2.1rem;
  color: #fff;
  margin-bottom: 14px;
}
.cta p {
  opacity: .8;
  margin-bottom: 32px;
  font-size: 1.05rem;
}

/* ============================================================
   FOOTER
   ============================================================ */

.footer {
  background: var(--azul-colonial);
  color: #c4d3ea;
  padding: 64px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.4fr;
  gap: 48px;
  margin-bottom: 40px;
}

.footer img.logo-rodape {
  width: 269px;
  height: auto;
  max-width: none;
  aspect-ratio: 800 / 119;
  object-fit: contain;
  margin-bottom: 16px;
}
.footer > .container > .footer-grid > div:first-child > p {
  font-size: .92rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer h3 {
  color: #fff;
  margin-bottom: 18px;
  font-size: 1rem;
  font-family: var(--font-display);
  position: relative;
  padding-top: 14px;
}
.footer h3::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 40px; height: 3px;
  background: var(--ciano);
  border-radius: 3px;
}

.footer ul li {
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer a { transition: var(--transition); }
.footer a:hover { color: #fff; }

.footer-contato li { align-items: flex-start; }
.footer-contato .ic {
  width: 17px; height: 17px;
  fill: var(--ciano);
  flex: none;
  margin-top: 3px;
}

.footer-base {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 22px;
  text-align: center;
  font-size: .84rem;
  color: #8ea3c2;
}

/* ============================================================
   WHATSAPP FLUTUANTE
   ============================================================ */

.whats-flutua {
  position: fixed; bottom: 24px; right: 24px; z-index: 90;
  background: #25d366; color: #fff;
  width: 58px; height: 58px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: none;
  transition: scale .25s ease;
  visibility: hidden; opacity: 0;
}
.whats-flutua .ic-wa { width: 30px; height: 30px; fill: #fff; }
.whats-flutua:hover { scale: 1.1; }
.whats-flutua:active { scale: 1.02; }

/* Mini chat WhatsApp */
.zap-chat {
  position: fixed; right: 24px; bottom: 96px; z-index: 95;
  width: 340px; max-width: calc(100vw - 32px);
  background: #ece5dd; border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 16px 48px rgba(0,0,0,.25);
  transform: translateY(20px) scale(.92); transform-origin: bottom right;
  opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .28s ease, transform .28s var(--ease), visibility .28s;
}
.zap-chat.aberto { opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0) scale(1); }

.zap-head {
  display: flex; align-items: center; gap: 12px; padding: 14px 16px;
  background: linear-gradient(135deg, #2bbe4e, #25d366);
}
.zap-ava {
  flex: none; width: 40px; height: 40px; border-radius: 50%; background: #fff;
  display: flex; align-items: center; justify-content: center; overflow: hidden;
}
.zap-ava svg { width: 24px; height: 24px; fill: #25d366; }
.zap-ava img { display: block; flex: none; width: 28px; height: 28px; object-fit: contain; border-radius: 0; }
.zap-head-txt { flex: 1; color: #fff; line-height: 1.25; }
.zap-head-txt strong { font-family: var(--font-display); font-size: 1rem; display: block; }
.zap-head-txt span { font-size: .74rem; opacity: .9; }
.zap-close {
  flex: none; width: 28px; height: 28px; border: none; cursor: pointer;
  background: rgba(0,0,0,.18); color: #fff; border-radius: 50%; font-size: 1.1rem;
  line-height: 1; display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.zap-close:hover { background: rgba(0,0,0,.3); }

.zap-body {
  padding: 20px 16px 14px; min-height: 120px;
  background-color: #ece5dd;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='40'%3E%3Cg fill='%23d9d0c5' fill-opacity='.35'%3E%3Ccircle cx='6' cy='6' r='1.5'/%3E%3Ccircle cx='26' cy='18' r='1.5'/%3E%3Ccircle cx='14' cy='30' r='1.5'/%3E%3C/g%3E%3C/svg%3E");
}
.zap-msg, .zap-typing {
  position: relative; background: #fff; color: #2b2f36; padding: 10px 14px;
  border-radius: 4px 14px 14px 14px; box-shadow: 0 1px 2px rgba(0,0,0,.1);
  max-width: 86%; width: fit-content; margin-bottom: 10px; font-size: .92rem; line-height: 1.4;
}
.zap-msg::before, .zap-typing::before {
  content: ""; position: absolute; left: -7px; top: 0;
  border: 7px solid transparent; border-top-color: #fff; border-right: 0;
}
.zap-msg { opacity: 0; transform: translateY(8px); transition: opacity .3s ease, transform .3s ease; }
.zap-msg.visivel { opacity: 1; transform: translateY(0); }
.zap-msg .hora { display: block; text-align: right; font-size: .66rem; color: #9aa0a6; margin-top: 2px; }
.zap-typing { display: none; gap: 4px; }
.zap-typing.ativo { display: inline-flex; }
.zap-typing span { width: 7px; height: 7px; border-radius: 50%; background: #b6bdc4; animation: zap-blink 1.2s infinite; }
.zap-typing span:nth-child(2) { animation-delay: .2s; }
.zap-typing span:nth-child(3) { animation-delay: .4s; }
@keyframes zap-blink { 0%, 60%, 100% { opacity: .3; } 30% { opacity: 1; } }
.zap-foot { padding: 0 14px 14px; background: #ece5dd; display: flex; justify-content: flex-end; }
.zap-cta {
  display: inline-flex; align-items: center; gap: 8px; padding: 11px 20px;
  background: #25d366; color: #fff; border-radius: 50px; font-weight: 600;
  font-family: var(--font-display); box-shadow: 0 6px 16px rgba(37,211,102,.4); transition: background .2s, transform .2s;
}
.zap-cta:hover { background: #1ebe5a; transform: translateY(-2px); }
.zap-cta svg { width: 18px; height: 18px; fill: #fff; }

/* ============================================================
   PÁGINA DE PRODUTO
   ============================================================ */

.produto-page {
  background: var(--card-azul);
}
.produto-page .produto-hero,
.produto-page .specs-section,
.produto-page .produto-aplicacoes,
.produto-page .aplicacoes-sec,
.produto-page .relacionados {
  background: var(--card-azul);
}

.produto-hero { padding-top: 34px; padding-bottom: 74px; }

.produto-breadcrumb {
  margin-bottom: 24px;
  font-size: .85rem;
  font-weight: 500;
  color: var(--cinza);
  display: flex;
  align-items: center;
  gap: 8px;
}
.produto-breadcrumb a { color: var(--cinza); transition: var(--transition); }
.produto-breadcrumb a:hover { color: var(--navy); }
.produto-breadcrumb .sep { color: var(--borda); }
.produto-breadcrumb .current { color: var(--navy); font-weight: 600; }

.produto-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(44px, 6vw, 72px);
  align-items: start;
}

.produto-grid > * { min-width: 0; }

.galeria-principal {
  position: relative;
  width: 100%;
  max-width: 620px;
  height: clamp(390px, 43vw, 520px);
  margin: 0 auto;
  overflow: hidden;
  border-radius: 8px;
  padding: clamp(34px, 5vw, 64px);
  background: linear-gradient(180deg, #fff 0%, #fafbfd 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--borda);
  box-shadow: 0 18px 48px rgba(18, 55, 108, .09);
  cursor: zoom-in;
}
.galeria-principal::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px solid rgba(77, 194, 230, .10);
  border-radius: 6px;
  pointer-events: none;
}
.galeria-principal img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 18px 24px rgba(15, 23, 42, .10));
}

.img-lens {
  position: absolute;
  width: 150px;
  height: 150px;
  border: 3px solid #d6dce6;
  border-radius: 50%;
  visibility: hidden;
  pointer-events: none;
  background-repeat: no-repeat;
  background-size: 500% 500%;
  box-shadow: 0 10px 30px rgba(18,55,108,.18);
  z-index: 3;
}

.galeria-thumbs {
  width: fit-content;
  max-width: 100%;
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 18px auto 0;
  padding: 10px 12px;
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
}
.galeria-thumbs img {
  width: 68px;
  height: 68px;
  object-fit: contain;
  padding: 7px;
  background: var(--surface);
  border-radius: 999px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease, background .2s ease;
}
.galeria-thumbs img:hover,
.galeria-thumbs img.ativo {
  border-color: var(--azul);
  background: #fff;
  box-shadow: 0 8px 18px rgba(28, 109, 208, .18);
}
.galeria-thumbs img:hover { transform: translateY(-2px); }

/* Botões transparentes preservam o visual original das miniaturas. */
.galeria-thumbs button { display: block; padding: 0; border: 0; border-radius: 50%; background: transparent; cursor: pointer; }
.produto-hero#em-uso { scroll-margin-top: 96px; }
.produto-hero#em-uso .galeria-thumbs { flex-wrap: wrap; }
.produto-hero#em-uso .galeria-thumbs--paged { flex-wrap: nowrap; }
.galeria-thumbs--paged > button { flex-shrink: 0; }
.galeria-thumbs--paged > button[hidden] { display: none; }
.galeria-thumbs .galeria-thumbs__nav {
  display: grid;
  place-items: center;
  align-self: center;
  width: 28px;
  height: 28px;
  border: 1px solid var(--borda);
  border-radius: 50%;
  color: var(--navy);
  background: var(--branco);
  font-size: 22px;
  line-height: 1;
}
.galeria-thumbs__nav:disabled { opacity: .3; cursor: default; }
@media (max-width: 600px) {
  .galeria-thumbs .galeria-thumbs__nav { width: 24px; height: 24px; font-size: 20px; }
}
.galeria-principal:focus-visible,
.galeria-thumbs button:focus-visible,
.product-viewer button:focus-visible,
.product-viewer__stage:focus-visible { outline: 3px solid var(--azul); outline-offset: 3px; }
/* Visualização ampliada: fotografia e seleção de vistas em uma janela própria. */
.product-viewer {
  width: min(1480px, calc(100vw - 48px));
  height: min(900px, calc(100dvh - 48px));
  max-width: none;
  max-height: none;
  margin: auto;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 20px;
  background: #fff;
  color: var(--tinta);
  box-shadow: 0 24px 100px rgba(7, 22, 45, .28);
}
.product-viewer::backdrop { background: rgba(7, 22, 45, .7); }
.product-viewer__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  height: 100%;
}
.product-viewer__close,
.product-viewer__previous,
.product-viewer__next,
.product-viewer__zoom button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--borda);
  border-radius: 10px;
  background: #fff;
  color: var(--navy);
  font-family: var(--font);
  font-size: 1.5rem;
  font-weight: 500;
  cursor: pointer;
}
.product-viewer button:hover { border-color: var(--azul); background: var(--card-azul); }
.product-viewer button:disabled { opacity: .35; cursor: default; }
.product-viewer__close { position: absolute; top: 16px; right: 16px; z-index: 4; font-size: 1.8rem; }
.product-viewer__visual { display: flex; min-width: 0; min-height: 0; flex-direction: column; }
.product-viewer__image-area { position: relative; min-height: 0; flex: 1; }
.product-viewer__stage {
  width: 100%;
  height: 100%;
  overflow: auto;
  overscroll-behavior: contain;
  background: #fafbfd;
}
.product-viewer__stage.is-zoomed { cursor: grab; touch-action: none; }
.product-viewer__stage.is-dragging { cursor: grabbing; user-select: none; }
.product-viewer__canvas { width: 100%; height: 100%; padding: clamp(20px, 3vw, 48px); }
.product-viewer__image { width: 100%; height: 100%; object-fit: contain; user-select: none; }
.product-viewer__previous,
.product-viewer__next {
  position: absolute;
  top: 50%;
  z-index: 2;
  transform: translateY(-50%);
  font-size: 2rem;
  box-shadow: var(--shadow-sm);
}
.product-viewer__previous { left: 16px; }
.product-viewer__next { right: 16px; }
.product-viewer__toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  flex: 0 0 auto;
  padding: 12px 24px;
  border-top: 1px solid var(--borda);
  background: #fff;
}
.product-viewer__counter { color: var(--cinza); font-size: .9rem; }
.product-viewer__zoom { display: flex; align-items: center; gap: 6px; }
.product-viewer__zoom-value { min-width: 54px; text-align: center; font-family: var(--font-mono); font-size: .85rem; }
.product-viewer__zoom .product-viewer__fit { width: auto; padding-inline: 14px; font-size: .85rem; font-weight: 600; }
.product-viewer__sidebar {
  display: flex;
  min-width: 0;
  flex-direction: column;
  padding: 76px 28px 28px;
  overflow-y: auto;
  border-left: 1px solid var(--borda);
}
.product-viewer__eyebrow { margin-bottom: 10px; color: var(--azul); font-family: var(--font-mono); font-size: .7rem; line-height: 1.6; text-transform: uppercase; letter-spacing: .08em; }
.product-viewer__title { margin: 0 0 28px; font-size: 1.9rem; letter-spacing: -.035em; overflow-wrap: anywhere; }
.product-viewer__thumbs { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.product-viewer__thumb {
  padding: 8px;
  border: 1px solid var(--borda);
  border-radius: 10px;
  background: #fff;
  color: var(--navy);
  cursor: pointer;
}
.product-viewer__thumb[aria-pressed="true"] { border-color: var(--azul); background: var(--card-azul); box-shadow: inset 0 0 0 1px var(--azul); }
.product-viewer__thumb img { width: 100%; height: 100px; object-fit: contain; }
@media (max-width: 900px) {
  .product-viewer { width: calc(100vw - 24px); height: calc(100dvh - 24px); border-radius: 14px; }
  .product-viewer__layout { grid-template-columns: minmax(0, 1fr); grid-template-rows: minmax(0, 1fr) auto; }
  .product-viewer__sidebar { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px 20px; padding: 16px 20px; border-left: 0; border-top: 1px solid var(--borda); }
  .product-viewer__eyebrow { margin-bottom: 0; }
  .product-viewer__title { margin: 0; font-size: 1.3rem; }
  .product-viewer__thumbs { grid-column: 2; grid-row: 1 / 3; gap: 8px; }
  .product-viewer__thumb { width: 76px; padding: 6px; }
  .product-viewer__thumb img { height: 56px; }
  .product-viewer__toolbar { padding: 10px 12px; }
}
@media (max-width: 520px) {
  .product-viewer__sidebar { grid-template-columns: minmax(0, 1fr); }
  .product-viewer__thumbs { grid-column: 1; grid-row: auto; display: flex; flex-wrap: wrap; }
  .product-viewer__counter { font-size: .8rem; }
  .product-viewer__toolbar { gap: 8px; }
  .product-viewer__zoom button { width: 38px; height: 38px; }
}

/* Fotografias reais de aplicação: proporção vertical e produto sempre inteiro. */
.field-use {
  padding: clamp(40px, 5vw, 72px) 0;
  background: var(--card-azul);
  scroll-margin-top: 96px;
}
.field-use__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 520px);
  align-items: center;
  gap: clamp(28px, 4vw, 64px);
}
.field-use__copy { max-width: 540px; min-width: 0; }
.field-use__eyebrow {
  display: block;
  margin-bottom: 14px;
  color: var(--azul);
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.field-use__copy h2 {
  margin-bottom: 20px;
  color: var(--navy-3);
  font-size: clamp(2rem, 3.4vw, 3rem);
  letter-spacing: -.035em;
}
.field-use__copy p { color: var(--cinza); font-size: 1rem; line-height: 1.75; }
.field-use__copy .btn { margin-top: 28px; }
.field-use__media {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 78px;
  align-items: center;
  gap: 16px;
  min-width: 0;
}
.field-use__photo {
  position: relative;
  aspect-ratio: 3 / 4;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 16px;
  background: var(--branco);
  cursor: zoom-in;
}
.field-use__photo > img { width: 100%; height: 100%; object-fit: contain; }
.field-use__expand {
  position: absolute;
  right: 12px;
  bottom: 12px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--borda);
  border-radius: 10px;
  background: var(--branco);
  color: var(--navy);
  pointer-events: none;
}
.field-use__expand svg { width: 22px; height: 22px; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.field-use__thumbs { display: flex; flex-direction: column; gap: 12px; min-width: 0; }
.field-use__thumbs button { display: block; padding: 0; border: 0; border-radius: 10px; background: transparent; cursor: pointer; }
.field-use__thumbs img {
  width: 78px;
  height: 104px;
  padding: 3px;
  object-fit: contain;
  border: 2px solid var(--borda);
  border-radius: 10px;
  background: var(--branco);
  transition: border-color .2s ease;
}
.field-use__thumbs img.ativo,
.field-use__thumbs button:hover img { border-color: var(--azul); }
.field-use__photo:focus-visible,
.field-use__thumbs button:focus-visible { outline: 3px solid var(--azul); outline-offset: 4px; }
@media (max-width: 900px) {
  .field-use__layout { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .field-use__media { width: min(100%, 520px); margin-inline: auto; }
}
@media (max-width: 700px) {
  .field-use__media { grid-template-columns: minmax(0, 1fr) 60px; gap: 12px; }
  .field-use__thumbs img { width: 60px; height: 80px; }
  .field-use__copy .btn { margin-top: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .field-use__thumbs img { transition: none; }
}

.produto-info .tag-label {
  font-family: var(--font-mono);
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ciano);
  display: flex;
  align-items: center;
  gap: 8px;
}
.produto-info .tag-label::before {
  content: "";
  width: 20px; height: 2px;
  background: var(--ciano);
}
.produto-info .tag { /* Compat com páginas existentes */
  color: var(--ciano);
  font-family: var(--font-mono);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .12em;
  font-size: .78rem;
}
.produto-info .tag { font-weight: 700; }
.produto-info {
  display: flex;
  width: 100%;
  max-width: 560px;
  min-height: clamp(390px, 43vw, 520px);
  flex-direction: column;
  justify-content: center;
}
.produto-info h1 {
  font-size: clamp(2.25rem, 4vw, 3.15rem);
  color: var(--navy);
  margin: 8px 0 20px;
  letter-spacing: -.035em;
}

.produto-aplicacoes {
  padding: 52px 0 60px;
  background: #fff;
  border-top: 1px solid var(--borda);
  border-bottom: 1px solid var(--borda);
}
.produto-aplicacoes .section-titulo { margin-bottom: 0; }
.produto-aplicacoes .section-titulo h2 { font-size: clamp(1.7rem, 2.5vw, 2.25rem); }
.produto-aplicacoes .section-titulo p { max-width: 820px; }

.catalog-seo-guide {
  margin-top: 76px;
  padding: 46px;
  border: 1px solid var(--borda);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.catalog-seo-guide__intro { max-width: 800px; }
.catalog-seo-guide__intro .section-label::before { content: none; }
.catalog-seo-guide__intro h2 {
  margin-bottom: 14px;
  font-size: clamp(1.9rem, 3vw, 2.6rem);
  color: var(--navy-3);
}
.catalog-seo-guide__intro > p { color: var(--cinza); }
.catalog-seo-guide__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-top: 34px;
}
.catalog-seo-guide__grid article {
  padding: 24px;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  background: var(--card-azul);
}
.catalog-seo-guide__grid h3 { margin-bottom: 8px; font-size: 1.08rem; }
.catalog-seo-guide__grid p { color: var(--cinza); font-size: .94rem; }
.catalog-seo-guide__grid a { color: var(--azul); font-weight: 700; text-decoration: underline; text-underline-offset: 3px; }
.produto-info > p {
  color: var(--cinza);
  max-width: 55ch;
  margin-bottom: 30px;
  font-size: 1.04rem;
  line-height: 1.75;
}

.produto-acoes {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}
.produto-page .produto-acoes {
  display: grid;
  width: 100%;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: auto;
}
.produto-acoes .btn {
  min-width: 180px;
  border-radius: 999px;
}
.produto-page .produto-acoes .btn {
  width: 100%;
  min-width: 0;
  min-height: 54px;
  padding-inline: 18px;
  text-align: center;
}

@media (min-width: 1101px) {
  .produto-info {
    position: relative;
    justify-content: flex-start;
    padding-bottom: 81px;
  }
  .produto-info .tag { min-height: 2.6em; }
  .produto-info h1 { min-height: 3.45em; }
  .produto-info > p { min-height: 10.5em; }
  .produto-page .produto-acoes {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    margin-top: 0;
  }
}

@media (min-width: 901px) and (max-width: 1100px) {
  .produto-page .produto-acoes {
    max-width: 300px;
    grid-template-columns: 1fr;
  }
}

/* Specs table no produto */
.specs-section { background: var(--surface); }
.specs-table {
  width: 100%;
  max-width: 800px;
  margin: 0 auto;
  border-collapse: collapse;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--branco);
  border: 1px solid var(--borda);
}
.specs-table tr { border-bottom: 1px solid var(--borda); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table th {
  text-align: left;
  padding: 14px 20px;
  font-family: var(--font-mono);
  font-size: .82rem;
  font-weight: 600;
  color: var(--navy);
  background: var(--card-azul);
  width: 40%;
  white-space: nowrap;
}
.specs-table td {
  padding: 14px 20px;
  color: var(--tinta);
  font-size: .92rem;
}

/* Features grid */
.features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 10px;
}

.feature {
  display: flex;
  gap: 16px;
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.feature:hover {
  box-shadow: var(--shadow-sm);
  border-color: rgba(77, 194, 230, .3);
}

.feature .ico {
  flex: none;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--card-azul);
  color: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
}
.feature h3 { font-size: .98rem; color: var(--navy); margin-bottom: 4px; }
.feature p { font-size: .88rem; color: var(--cinza); line-height: 1.5; }

/* Aplicações (produto individual) */
.aplicacoes { background: var(--surface); }
.aplicacoes ul {
  max-width: 760px;
  margin: 0 auto;
  display: grid; gap: 12px;
}
.aplicacoes li {
  background: #fff;
  padding: 16px 22px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--ciano);
  box-shadow: var(--shadow-sm);
  color: var(--tinta);
  font-weight: 500;
}

/* Aplicações em chips */
.aplicacoes-chips {
  max-width: 860px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}
.aplicacoes-chips .app-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: 999px;
  padding: 12px 22px;
  color: var(--tinta);
  font-weight: 500;
  font-size: .93rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.aplicacoes-chips .app-chip:hover {
  border-color: rgba(77, 194, 230, .45);
  transform: translateY(-2px);
}
.aplicacoes-chips .app-chip svg {
  flex: none;
  width: 18px;
  height: 18px;
  stroke: var(--azul);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Ícones SVG dos cards de características */
.feature .ico svg {
  width: 24px;
  height: 24px;
  stroke: var(--navy);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Produtos relacionados (produto individual) */
.relacionados { background: var(--surface); }
.relacionados-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 300px));
  justify-content: center;
  gap: 24px;
}
.rel-card {
  display: block;
  background: #fff;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 22px;
  text-align: center;
  transition: var(--transition);
}
.rel-card:hover {
  box-shadow: var(--shadow);
  border-color: rgba(77, 194, 230, .4);
  transform: translateY(-4px);
}
.rel-card .rel-img {
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.rel-card .rel-img img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 10px 14px rgba(15, 23, 42, .10));
}
.rel-card .rel-cat {
  display: block;
  font-family: var(--font-mono);
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cinza);
  margin-bottom: 6px;
}
.rel-card h3 {
  font-size: 1.15rem;
  color: var(--navy);
  margin-bottom: 8px;
}
.rel-card .rel-link {
  font-size: .88rem;
  font-weight: 600;
  color: var(--azul);
}
.rel-comparar {
  text-align: center;
  margin-top: 34px;
}

/* ============================================================
   QUEM SOMOS — Timeline
   ============================================================ */

.timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
  padding-left: 40px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 15px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--ciano), var(--azul));
  border-radius: 2px;
}
.timeline-item {
  position: relative;
  padding-bottom: 36px;
}
.timeline-item::before {
  content: "";
  position: absolute;
  left: -32px; top: 4px;
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--ciano);
  border: 3px solid var(--branco);
  box-shadow: 0 0 0 2px var(--ciano);
}
.timeline-item h4 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.timeline-item p {
  color: var(--cinza);
  font-size: .92rem;
}

/* MVV (missão, visão, valores) cards */
.mvv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.mvv-card {
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  transition: var(--transition);
}
.mvv-card:hover {
  box-shadow: var(--shadow);
  transform: translateY(-4px);
}
.mvv-icon {
  width: 56px; height: 56px;
  background: var(--card-azul);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  color: var(--navy);
  font-size: 1.5rem;
}
.mvv-card h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
}
.mvv-card p {
  color: var(--cinza);
  font-size: .92rem;
  line-height: 1.6;
}

/* ============================================================
   CONTATO
   ============================================================ */

.contato-wrap { background: var(--card-azul); }

.contato-home .section-label {
  --contato-label-line: 1;
}
.contato-home .section-label::before {
  transform: scaleX(var(--contato-label-line));
  transform-origin: left center;
}

.contato-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: stretch;
}
.contato-form-col { display: flex; flex-direction: column; justify-content: center; }
.contato-form-col h2 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  color: var(--navy);
  margin-bottom: 6px;
}
.contato-form-col .sub {
  font-family: var(--font-mono);
  font-size: .8rem;
  font-weight: 500;
  color: var(--cinza);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 28px;
}
.contato-form-col .contato-sub-sweep {
  --contato-sub-reveal: 0%;
  position: relative;
  width: max-content;
  max-width: 100%;
}
.contato-sub-sweep::after {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: var(--azul);
  clip-path: inset(0 var(--contato-sub-reveal) 0 0);
  pointer-events: none;
}

.form-grupo { margin-bottom: 18px; }
.form-grupo label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  font-size: .88rem;
  color: var(--navy);
  font-family: var(--font-display);
}
.form-grupo input, .form-grupo textarea {
  width: 100%;
  padding: 13px 16px;
  border: 1px solid var(--borda);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: .95rem;
  color: var(--tinta);
  background: var(--branco);
  transition: var(--transition);
}
.form-grupo input:focus, .form-grupo textarea:focus {
  outline: none;
  border-color: var(--ciano);
  box-shadow: 0 0 0 3px rgba(77, 194, 230, .15);
}

/* Honeypot anti-spam — invisível e fora do fluxo */
.form-hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* Mensagem de status do formulário */
.form-status {
  position: relative;
  display: flex;
  align-items: center;
  gap: 12px;
  overflow: hidden;
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 8px;
  font-size: .92rem;
  font-weight: 600;
  border: 1px solid transparent;
  animation: form-status-enter .28s ease-out both;
}
.form-status[hidden] { display: none; }
.form-status-text { flex: 1; min-width: 0; }
.form-status-icon {
  display: grid;
  place-items: center;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255,255,255,.65);
}
.form-status-icon svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.form-status.enviando {
  color: var(--navy);
  background: var(--card-azul);
  border-color: var(--borda);
}
.form-status.enviando .form-status-icon svg {
  animation: form-envelope-float 1.4s ease-in-out infinite;
}
.form-status.enviando::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 3px;
  background: var(--ciano);
  transform-origin: left;
  animation: form-send-track 1.7s cubic-bezier(.45,0,.25,1) infinite;
}
.form-status.sucesso {
  color: #0f5132;
  background: #d1e7dd;
  border-color: #badbcc;
}
.form-status.sucesso .form-status-check {
  stroke-dasharray: 1;
  stroke-dashoffset: 0;
  animation: form-check-draw .42s ease-out both;
}
.form-status.erro {
  color: #842029;
  background: #f8d7da;
  border-color: #f5c2c7;
}
.contato-form button.is-sending {
  cursor: progress;
  opacity: 1;
  box-shadow: none;
  transform: none;
}
.form-send-dots { display: inline-flex; align-items: center; gap: 4px; }
.form-send-dots i {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: currentColor;
  animation: form-dot-wave 1s ease-in-out infinite;
}
.form-send-dots i:nth-child(2) { animation-delay: .14s; }
.form-send-dots i:nth-child(3) { animation-delay: .28s; }
@keyframes form-dot-wave {
  0%, 60%, 100% { transform: translateY(0); opacity: .45; }
  30% { transform: translateY(-4px); opacity: 1; }
}
@keyframes form-envelope-float {
  0%, 100% { transform: translateY(1px) rotate(-4deg); }
  50% { transform: translateY(-2px) rotate(4deg); }
}
@keyframes form-send-track {
  from { transform: translateX(-40%) scaleX(.4); }
  to { transform: translateX(100%) scaleX(.4); }
}
@keyframes form-status-enter {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes form-check-draw {
  from { stroke-dashoffset: 1; }
  to { stroke-dashoffset: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .form-status,
  .form-status.enviando .form-status-icon svg,
  .form-status.enviando::after,
  .form-status.sucesso .form-status-check,
  .form-send-dots i { animation: none; }
  .form-status.enviando::after { transform: scaleX(1); opacity: .4; }
}

.contato-extra {
  margin-top: 24px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  color: var(--cinza);
  font-size: .9rem;
}
.contato-extra span { display: inline-flex; align-items: center; gap: 6px; }
.contato-extra a { color: var(--navy); font-weight: 600; }
.contato-extra .ic { width: 16px; height: 16px; fill: var(--navy); flex: none; }

.contato-map {
  min-height: 460px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--borda);
}
.contato-map iframe {
  width: 100%; height: 100%; min-height: 460px;
  border: 0; display: block;
}

/* Página de contato — formulário fluido e mapa com altura da seção. */
.contato-page {
  --contact-padding: clamp(20px, 4vh, 40px);
  --contact-gap: clamp(10px, 2vh, 18px);
  --contact-control-height: clamp(44px, 5.8vh, 50px);
  background: var(--card-azul);
}
.contato-page .contato-wrap { padding: clamp(20px, 4vh, 48px) 0 clamp(32px, 6vh, 64px); }
.contato-page .contato-wrap > .container {
  width: 100%;
  max-width: 1440px;
  padding-inline: clamp(20px, 3vw, 40px);
}
.contato-hero {
  max-width: 900px;
  margin-bottom: clamp(16px, 3vh, 28px);
}
.contato-hero h1 {
  margin-bottom: 12px;
  color: var(--navy-3);
  font-size: clamp(2rem, 3.2vw, 3rem);
  letter-spacing: -.035em;
}
.contato-hero p {
  color: var(--cinza);
  font-size: 1rem;
  line-height: 1.6;
}
.contato-page .contato-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: 0;
  padding: 0;
  border: 1px solid var(--borda);
  border-radius: 24px;
  background: var(--branco);
  box-shadow: 0 18px 44px rgba(18, 55, 108, .08);
  height: auto;
  min-width: 0;
  overflow: visible;
}
.contato-page .contato-form-col {
  min-width: 0;
  justify-content: flex-start;
  padding: var(--contact-padding) clamp(20px, 3vw, 40px);
  border-radius: 24px 0 0 24px;
  background: var(--branco);
}
.contato-page .contato-form-heading { margin-bottom: clamp(12px, 2.4vh, 24px); }
.contato-page .form-kicker {
  display: block;
  margin-bottom: clamp(6px, 1vh, 10px);
  color: var(--azul);
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
}
.contato-page .contato-form-heading h2 {
  margin-bottom: clamp(6px, 1vh, 10px);
  color: var(--navy-3);
  font-size: clamp(1.6rem, 2.2vw, 2rem);
  letter-spacing: -.025em;
}
.contato-page .contato-form-heading p {
  color: var(--cinza);
  font-size: 1rem;
  line-height: 1.6;
}
.contato-page .contato-form {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--contact-gap) 20px;
  width: 100%;
  max-width: none;
}
.contato-page .form-grupo { min-width: 0; margin: 0; }
.contato-page .form-grupo--full,
.contato-page .contato-form-actions,
.contato-page .form-status { grid-column: 1 / -1; }
.contato-page .form-grupo label {
  margin-bottom: clamp(4px, .9vh, 8px);
  color: var(--navy-2);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
}
.contato-page .form-grupo input,
.contato-page .form-grupo textarea {
  min-width: 0;
  min-height: 44px;
  padding: clamp(8px, 1.3vh, 12px) 14px;
  border-color: #dce6f3;
  border-radius: 8px;
  background: var(--card-azul);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.5;
}
.contato-page .form-grupo input { height: var(--contact-control-height); }
.contato-page .form-grupo textarea {
  display: block;
  height: clamp(88px, 14vh, 132px);
  min-height: 88px;
  max-width: 100%;
  resize: vertical;
}
.contato-page .form-status {
  margin-top: 0;
  overflow-wrap: anywhere;
}
.contato-page .form-grupo input:focus,
.contato-page .form-grupo textarea:focus {
  border-color: var(--ciano);
  background: #f8fbff;
  box-shadow: 0 0 0 4px rgba(77, 194, 230, .14);
}
.contato-page .contato-map {
  position: relative;
  min-width: 0;
  min-height: 0;
  overflow: hidden;
  border: 0;
  border-left: 1px solid var(--borda);
  border-radius: 0 24px 24px 0;
  box-shadow: none;
}
.contato-page .contato-map iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
}
.contato-form-actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; }
.contato-form-actions .btn { min-height: 52px; line-height: 1.2; }
.contato-page .contato-form-actions .btn {
  min-height: var(--contact-control-height);
  padding: 12px 24px;
  font-size: 1rem;
  white-space: normal;
  box-shadow: 0 8px 20px rgba(77, 194, 230, .22);
}
.contato-page .contato-form-actions .btn:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--branco);
}
/* Telas de notebook mais baixas: compactar espaços mantendo texto de 16px. */
@media (min-width: 641px) and (max-height: 740px) {
  .contato-page {
    --contact-padding: 20px;
    --contact-gap: 10px;
    --contact-control-height: 44px;
  }
  .contato-page .contato-hero h1 { margin-bottom: 8px; }
  .contato-page .contato-form-heading { margin-bottom: 12px; }
  .contato-page .form-kicker,
  .contato-page .contato-form-heading h2 { margin-bottom: 6px; }
  .contato-page .form-grupo label { margin-bottom: 4px; }
  .contato-page .form-grupo textarea { height: 88px; }
}
@media (max-width: 1080px) {
  .contato-page .contato-grid { grid-template-columns: minmax(0, 1fr); }
  .contato-page .contato-form-col { border-radius: 24px 24px 0 0; }
  .contato-page .contato-map {
    min-height: clamp(240px, 40vh, 420px);
    border-left: 0;
    border-top: 1px solid var(--borda);
    border-radius: 0 0 24px 24px;
  }
}
@media (max-width: 640px) {
  .contato-page .contato-wrap > .container { padding-inline: 16px; }
  .contato-page .contato-form-col { padding: 24px 20px; }
  .contato-page .contato-form { grid-template-columns: minmax(0, 1fr); }
  .contato-page .contato-form-actions .btn { width: 100%; }
}
/* Contato cards */
.contato-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}
.contato-card {
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
}
.contato-card:hover {
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.contato-card .contato-card-icon {
  width: 48px; height: 48px;
  background: var(--card-azul);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
}
.contato-card .contato-card-icon svg { width: 22px; height: 22px; fill: var(--navy); }
.contato-card h4 {
  font-size: 1.1rem;
  line-height: 1.25;
  margin-bottom: 8px;
  color: var(--navy);
}
.contato-card p, .contato-card a { font-size: .85rem; color: var(--cinza); }
.contato-card a:hover { color: var(--navy); }

/* ============================================================
   SERVIÇOS (página)
   ============================================================ */

.processo-section { background: var(--branco); }

.processo-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}
.processo-step {
  text-align: center;
  position: relative;
}
.processo-step-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ciano);
  margin-bottom: 12px;
}
.processo-step h4 {
  font-size: .95rem;
  margin-bottom: 8px;
}
.processo-step p {
  font-size: .82rem;
  color: var(--cinza);
  line-height: 1.5;
}

/* ============================================================
   REVEAL ANIMATION
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s var(--ease), transform .7s var(--ease);
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal.is-visible:hover {
  /* Permite hover transforms após reveal */
}

/* GSAP overrides — GSAP controla quando presente */
[data-gsap] { opacity: 0; }
[data-gsap].gsap-ready { opacity: 1; }

/* ============================================================
   RESPONSIVO
   ============================================================ */

@media (max-width: 1024px) {
  .categories-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .categorias-row { grid-template-columns: repeat(2, 1fr); }
  .aplicacoes-grid { grid-template-columns: repeat(3, 1fr); }
  .contato-cards { grid-template-columns: repeat(2, 1fr); }
  .processo-steps { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero-inner,
  .sobre-grid,
  .produto-grid,
  .contato-grid {
    grid-template-columns: 1fr;
  }

  .produto-info {
    max-width: none;
    min-height: 0;
  }

  .produto-page .produto-acoes { grid-template-columns: 1fr; }

  .hero-inner { min-height: auto; padding: 60px 0; gap: 40px; }
  .hero-visual { order: -1; }
  .hero-visual img { max-height: 280px; }
  .hero h1 { font-size: 2rem; }

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

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); }

  section { padding: 64px 0; }

  .menu-toggle { display: block; }
  .nav-links {
    position: fixed; top: 76px; right: 0; width: 280px; height: calc(100vh - 76px);
    background: var(--azul-colonial); flex-direction: column; align-items: flex-start; gap: 0;
    padding: 20px; box-shadow: var(--shadow-lg); transform: translateX(100%);
    transition: transform .3s var(--ease); overflow-y: auto;
  }
  .nav-links.aberto { transform: translateX(0); }
  .nav-links li { width: 100%; }
  .nav-links > li > a { display: block; padding: 12px 0; width: 100%; border-radius: 0; }
  .dropdown-menu {
    position: static; opacity: 1; visibility: visible;
    box-shadow: none; transform: none; padding: 0 0 0 16px; background: transparent;
  }
  .dropdown-menu a { color: #cfe0f5; }
  .dropdown-menu a:hover { background: transparent; color: var(--ciano); }
}

@media (max-width: 640px) {
  .instruments-head {
    width: calc(100vw - 40px);
    transform: translateX(-50%);
  }
  .categories-grid { grid-template-columns: 1fr; }
  .categorias-row { grid-template-columns: 1fr; }
  .aplicacoes-grid { grid-template-columns: repeat(2, 1fr); }
  .features { grid-template-columns: 1fr; }
  .contato-cards { grid-template-columns: 1fr; }
  .processo-steps { grid-template-columns: 1fr; }
  .product-card { flex-basis: 260px; width: 260px; }
  .galeria-principal {
    height: 320px;
    padding: 28px;
  }
  .galeria-principal::before { inset: 12px; }
  .galeria-thumbs {
    gap: 8px;
    padding: 8px 10px;
  }
  .galeria-thumbs img {
    width: 58px;
    height: 58px;
  }

  .container { padding: 0 20px; }
  section { padding: 48px 0; }
  .section-titulo h2 { font-size: 1.7rem; }
  .hero h1 { font-size: 1.7rem; }
}

/* Home — estação de contato técnico */
.home-page .contato-home {
  padding: 104px 0;
  background: var(--card-azul);
}
.home-page .contato-home .contato-grid {
  gap: 0;
  padding: clamp(28px, 4vw, 48px);
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 28px;
  background: var(--branco);
  box-shadow: 0 18px 44px rgba(18, 55, 108, .08);
}
.home-page .contato-home .contato-form-col {
  justify-content: flex-start;
  padding: 38px 42px 36px;
  background: var(--branco);
  border: 1px solid var(--borda);
  border-right: 0;
  border-radius: 18px 0 0 18px;
}
.home-page .contato-home .section-label {
  margin-bottom: 12px;
  color: var(--azul);
}
.home-page .contato-home .contato-form-col h2 {
  margin-bottom: 10px;
  color: var(--navy-3);
  font-size: clamp(1.75rem, 2.3vw, 2.2rem);
  letter-spacing: -.03em;
}
.home-page .contato-home .contato-form-col .sub {
  margin-bottom: 26px;
  color: var(--cinza);
  font-size: .72rem;
  letter-spacing: .1em;
}
.home-page .contato-home form {
  width: 100%;
  max-width: 380px;
}
.home-page .contato-home .form-grupo {
  margin-bottom: 15px;
}
.home-page .contato-home .form-grupo label {
  margin-bottom: 7px;
  color: var(--navy-2);
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .035em;
}
.home-page .contato-home .form-grupo input,
.home-page .contato-home .form-grupo textarea {
  border-color: #dce6f3;
  border-radius: 8px;
  background: var(--card-azul);
}
.home-page .contato-home .form-grupo input:focus,
.home-page .contato-home .form-grupo textarea:focus {
  border-color: var(--ciano);
  background: #f8fbff;
  box-shadow: 0 0 0 4px rgba(77, 194, 230, .14);
}
.home-page .contato-home .btn-primario {
  min-height: 48px;
  padding-inline: 24px;
  box-shadow: 0 8px 20px rgba(77, 194, 230, .22);
}
.home-page .contato-home .btn-primario:hover {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--branco);
}
.home-page .contato-home .contato-extra {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--borda);
  gap: 10px 18px;
  font-size: .82rem;
}
.home-page .contato-home .contato-extra span {
  width: 100%;
}
.home-page .contato-home .contato-extra .ic {
  fill: var(--azul);
}
.home-page .contato-home .contato-map {
  min-height: 100%;
  overflow: hidden;
  border: 1px solid var(--borda);
  border-radius: 0 18px 18px 0;
  box-shadow: none;
}
.home-page .contato-home .contato-map iframe {
  min-height: 100%;
}

@media (max-width: 900px) {
  .home-page .contato-home { padding: 72px 0; }
  .home-page .contato-home .contato-grid { padding: 28px; }
  .home-page .contato-home .contato-form-col {
    border-right: 1px solid var(--borda);
    border-bottom: 0;
    border-radius: 18px 18px 0 0;
  }
  .home-page .contato-home .contato-map {
    min-height: 420px;
    border-left: 1px solid var(--borda);
    border-top: 0;
    border-radius: 0 0 18px 18px;
  }
}

@media (max-width: 640px) {
  .home-page .contato-home { padding: 52px 0; }
  .home-page .contato-home .contato-grid {
    padding: 18px;
    border-radius: var(--radius);
  }
  .home-page .contato-home .contato-form-col { padding: 28px 22px 30px; }
  .home-page .contato-home .contato-map { min-height: 360px; }
  .home-page .contato-home .btn-primario { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .instruments-track,
  .instrument-card__media img,
  .instrument-card__media::after,
  .instrument-nav { transition: none; }
  .zap-chat { transition: opacity .2s ease, visibility .2s; transform: none; }
  .zap-chat.aberto { transform: none; }
  .zap-msg { transition: opacity .2s ease; transform: none; }
  .reveal { transition: none; opacity: 1; transform: none; }
}

/* ============================================================
   MEGA MENU DE PRODUTOS
   ============================================================ */

.mega-menu-backdrop {
  position: fixed;
  inset: 76px 0 0;
  z-index: 90;
  background: rgba(7, 22, 45, .46);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  backdrop-filter: blur(3px);
  transition: opacity .28s ease, visibility .28s ease;
}

.mega-menu-backdrop.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

@media (min-width: 901px) {
  .mega-menu-trigger {
    gap: 8px;
  }

  .mega-menu-trigger::after {
    content: "";
    width: 7px;
    height: 7px;
    margin-top: -4px;
    border-right: 1.5px solid currentColor;
    border-bottom: 1.5px solid currentColor;
    transform: rotate(45deg);
    transition: transform .25s var(--ease), margin .25s var(--ease);
  }

  .mega-dropdown.is-open .mega-menu-trigger {
    color: var(--ciano);
    background: rgba(77, 194, 230, .1);
  }

  .mega-dropdown.is-open .mega-menu-trigger::after {
    margin-top: 4px;
    transform: rotate(225deg);
  }

  .mega-dropdown .product-mega-menu {
    position: fixed;
    top: 86px;
    left: 50%;
    z-index: 110;
    display: block;
    width: min(1540px, calc(100vw - 24px));
    height: min(540px, calc(100vh - 98px));
    min-height: 420px;
    padding: 10px;
    overflow: hidden;
    border: 1px solid #e8edf3;
    border-radius: 20px;
    background: #fff;
    box-shadow: 0 22px 54px rgba(8, 24, 50, .2);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translate(-50%, -12px) scale(.985);
    transform-origin: 50% 0;
    transition:
      opacity .24s ease,
      visibility .24s ease,
      transform .38s cubic-bezier(.22, 1, .36, 1);
  }

  .mega-dropdown.is-open .product-mega-menu {
    top: 86px;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translate(-50%, 0) scale(1);
  }

  .mega-menu__layout {
    display: grid;
    grid-template-columns: minmax(0, 3fr) minmax(260px, .82fr);
    gap: 8px;
    height: 100%;
  }

  .mega-menu__featured {
    display: flex;
    min-width: 0;
    flex-direction: column;
    padding: 0;
  }

  .mega-menu__section-head {
    display: none;
    align-items: end;
    justify-content: space-between;
    gap: 24px;
    min-height: 58px;
    padding: 0 11px 12px;
  }

  .mega-menu__eyebrow,
  .mega-product-card__type {
    display: block;
    margin-bottom: 3px;
    color: var(--azul);
    font-family: var(--font-mono);
    font-size: .66rem;
    font-weight: 700;
    letter-spacing: .11em;
    line-height: 1.35;
    text-transform: uppercase;
  }

  .mega-menu__section-head h2,
  .mega-menu__sidebar-head h2 {
    color: var(--navy-3);
    font-size: 1.15rem;
    letter-spacing: -.025em;
  }

  .mega-menu__text-link {
    display: inline-flex !important;
    align-items: center;
    gap: 7px;
    flex: 0 0 auto;
    padding: 7px 0 !important;
    color: var(--navy-3) !important;
    font-family: var(--font-display);
    font-size: .76rem !important;
    font-weight: 700 !important;
  }

  .mega-menu__text-link span {
    transition: transform .22s ease;
  }

  .mega-menu__text-link:hover {
    background: transparent !important;
    color: var(--azul) !important;
  }

  .mega-menu__text-link:hover span {
    transform: translate(2px, -2px);
  }

  .mega-menu__cards {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    min-height: 0;
    flex: 1;
    overflow: visible;
    border: 0;
    border-radius: 0;
  }

  .mega-product-card {
    display: flex;
    min-width: 0;
    min-height: 0;
    flex-direction: column;
    padding: 20px 18px 18px;
    overflow: hidden;
    border: 0;
    border-radius: 14px;
    background: #f3f4f4;
    transition: background .25s ease;
  }

  .mega-product-card:hover,
  .mega-product-card:focus-within {
    z-index: 1;
    background: #eceff1;
    box-shadow: none;
    transform: none;
  }

  .mega-product-card__copy {
    position: relative;
    z-index: 2;
  }

  .mega-product-card__copy h3 {
    margin-bottom: 5px;
    color: var(--navy-3);
    font-size: clamp(1.6rem, 2.15vw, 2rem);
    letter-spacing: -.045em;
  }

  .mega-product-card__copy p {
    max-width: 34ch;
    color: var(--cinza);
    font-size: .74rem;
    line-height: 1.45;
  }

  .mega-product-card__media {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 0;
    flex: 1;
    padding: 8px 4px 4px;
  }

  .mega-product-card__media img {
    width: auto;
    max-width: 88%;
    height: auto;
    max-height: 238px;
    object-fit: contain;
    filter: drop-shadow(0 12px 10px rgba(14, 43, 84, .1));
    transition: transform .5s cubic-bezier(.22, 1, .36, 1);
  }

  .mega-product-card__media--wide img {
    max-width: 98%;
    max-height: 228px;
  }

  .mega-product-card:hover .mega-product-card__media img,
  .mega-product-card:focus-within .mega-product-card__media img {
    transform: translateY(-2px) scale(1.02);
  }

  .mega-product-card__actions {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: minmax(112px, 1.25fr) minmax(78px, .75fr);
    align-items: center;
    gap: 8px;
  }

  .mega-product-card__actions a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 8px 11px;
    border-radius: 999px;
    font-family: var(--font-display);
    font-size: .71rem;
    font-weight: 700;
    line-height: 1.15;
    white-space: nowrap;
    transition: background .22s ease, color .22s ease, transform .22s ease;
  }

  .mega-product-card__primary {
    gap: 8px;
    background: var(--azul-colonial);
    color: #fff !important;
  }

  .mega-product-card__primary span {
    transition: transform .22s ease;
  }

  .mega-product-card__primary:hover {
    background: var(--navy) !important;
    color: #fff !important;
  }

  .mega-product-card__primary:hover span {
    transform: translateX(3px);
  }

  .mega-product-card__secondary {
    color: var(--navy-3) !important;
    text-decoration: underline;
    text-decoration-color: rgba(18, 55, 108, .3);
    text-underline-offset: 3px;
  }

  .mega-product-card__secondary:hover {
    background: rgba(255, 255, 255, .72) !important;
    color: var(--azul) !important;
  }

  .mega-menu__sidebar {
    display: flex;
    min-width: 0;
    flex-direction: column;
    padding: 22px 18px 18px;
    border-left: 0;
    border-radius: 14px;
    background: #fff;
  }

  .mega-menu__sidebar-head {
    padding: 0 2px 13px;
    border-bottom: 1px solid var(--borda);
  }

  .mega-menu__sidebar-head p {
    margin-top: 7px;
    color: var(--cinza);
    font-size: .72rem;
    line-height: 1.45;
  }

  .mega-menu__quick-links {
    display: grid;
    gap: 0;
    margin: 8px 0 10px;
  }

  .mega-menu__quick-link {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) 22px;
    align-items: center;
    gap: 12px;
    min-height: 62px;
    padding: 9px 4px !important;
    border-bottom: 1px solid #edf1f5;
    border-radius: 0 !important;
    color: var(--navy-3) !important;
  }

  .mega-menu__quick-links li:last-child .mega-menu__quick-link {
    border-bottom: 0;
  }

  .mega-menu__quick-link:hover,
  .mega-menu__quick-link:focus-visible {
    background: transparent !important;
    color: var(--azul) !important;
    box-shadow: none;
  }

  .mega-menu__quick-image {
    display: none;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    overflow: hidden;
    border: 1px solid #edf1f5;
    border-radius: 10px;
    background: #fff;
  }

  .mega-menu__quick-image img {
    width: 88%;
    height: 88%;
    object-fit: contain;
  }

  .mega-menu__quick-link strong,
  .mega-menu__quick-link small {
    display: block;
  }

  .mega-menu__quick-link strong {
    overflow: hidden;
    font-family: var(--font-display);
    font-size: .78rem;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mega-menu__quick-link small {
    margin-top: 2px;
    color: var(--cinza);
    font-size: .65rem;
    line-height: 1.25;
  }

  .mega-menu__quick-arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: transparent;
    transition: background .22s ease, color .22s ease, transform .22s ease;
  }

  .mega-menu__quick-link:hover .mega-menu__quick-arrow {
    background: transparent;
    color: var(--azul);
    transform: translateX(2px);
  }

  .mega-menu__all-products {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    min-height: 44px;
    margin-top: auto;
    padding: 10px 14px !important;
    border-radius: 12px !important;
    background: var(--azul-colonial);
    color: #fff !important;
    font-family: var(--font-display);
    font-size: .75rem !important;
    font-weight: 700 !important;
  }

  .mega-menu__all-products:hover {
    background: var(--navy) !important;
    color: #fff !important;
  }

  .product-mega-menu a:focus-visible {
    outline: 3px solid rgba(77, 194, 230, .72);
    outline-offset: 2px;
  }
}

@media (min-width: 901px) and (max-width: 1100px) {
  .mega-dropdown .product-mega-menu {
    height: min(500px, calc(100vh - 98px));
    min-height: 400px;
  }

  .mega-menu__layout {
    grid-template-columns: minmax(0, 1fr) 244px;
  }

  .mega-product-card {
    padding: 14px;
  }

  .mega-product-card__copy p {
    display: none;
  }

  .mega-product-card__actions {
    grid-template-columns: 1fr;
  }

  .mega-product-card__secondary {
    display: none !important;
  }

  .mega-menu__sidebar {
    padding-inline: 14px;
  }
}

@media (max-width: 900px) {
  .mega-menu-backdrop {
    display: none;
  }

  .mega-menu-trigger {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
  }

  .mega-menu-trigger::after {
    content: "▾";
    color: #cfe0f5;
    font-size: .78rem;
    font-weight: 600;
  }

  .mega-dropdown .product-mega-menu,
  .mega-dropdown.is-open .product-mega-menu {
    position: static;
    display: block;
    width: 100%;
    height: auto;
    min-height: 0;
    max-height: none;
    padding: 0 0 0 16px;
    overflow: visible;
    border: 0;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
  }

  .mega-menu__layout,
  .mega-menu__cards {
    display: block;
    height: auto;
  }

  .mega-menu__section-head,
  .mega-product-card__type,
  .mega-product-card__copy p,
  .mega-product-card__media,
  .mega-dropdown .product-mega-menu .mega-product-card__secondary,
  .mega-menu__sidebar-head p,
  .mega-menu__quick-image {
    display: none;
  }

  .mega-product-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    padding: 2px 0;
    border: 0;
    border-bottom: 1px solid rgba(255, 255, 255, .07);
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .mega-product-card__copy h3 {
    color: #cfe0f5;
    font-size: .86rem;
    font-weight: 500;
  }

  .mega-product-card__actions {
    display: block;
  }

  .mega-product-card__primary {
    display: inline-flex !important;
    align-items: center;
    gap: 5px;
    padding: 7px 4px !important;
    background: transparent;
    color: var(--ciano) !important;
    font-size: .7rem !important;
    font-weight: 600 !important;
  }

  .mega-product-card__primary:hover {
    background: transparent !important;
    color: #fff !important;
  }

  .mega-menu__sidebar {
    margin-top: 9px;
    padding-top: 9px;
    border-top: 1px solid rgba(255, 255, 255, .12);
  }

  .mega-menu__sidebar-head {
    display: block;
    margin-bottom: 3px;
  }

  .mega-menu__sidebar-head h2 {
    display: none;
  }

  .mega-menu__eyebrow {
    color: var(--ciano);
    font-family: var(--font-mono);
    font-size: .64rem;
    font-weight: 700;
    letter-spacing: .11em;
    text-transform: uppercase;
  }

  .mega-menu__quick-link {
    display: grid !important;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    padding: 7px 4px !important;
    color: #cfe0f5 !important;
  }

  .mega-menu__quick-link strong,
  .mega-menu__quick-link small {
    display: block;
  }

  .mega-menu__quick-link strong {
    font-family: var(--font-display);
    font-size: .83rem;
    font-weight: 500;
  }

  .mega-menu__quick-link small {
    color: rgba(207, 224, 245, .66);
    font-size: .63rem;
  }

  .mega-menu__quick-arrow {
    color: var(--ciano);
  }

  .mega-menu__all-products {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-top: 7px;
    padding: 9px 4px !important;
    border-top: 1px solid rgba(255, 255, 255, .12);
    color: #fff !important;
    font-family: var(--font-display);
    font-size: .78rem !important;
    font-weight: 600 !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .mega-menu-backdrop,
  .mega-dropdown .product-mega-menu,
  .mega-menu-trigger::after,
  .mega-product-card,
  .mega-product-card__media img,
  .mega-product-card__actions a,
  .mega-menu__quick-arrow {
    transition: none;
  }
}