/* ==============================================
   ITEL Transformadores — Versão 2: Tecnológica
   Escura, técnica, moderna. Sem bibliotecas.
   ============================================== */

/* ── Tokens ── */
:root {
  --c-bg:        #ffffff;
  --c-surface:   #f4f6fa;
  --c-surface-2: #e9ecf2;
  --c-border:    rgba(10,22,40,.1);
  --c-border-2:  rgba(10,22,40,.18);
  --c-text:      #0a1628;
  --c-text-dim:  #4a5a70;
  --c-accent:    #BE0201;
  --c-accent-2:  #990101;
  --c-green:     #25d366;

  --mono: 'Space Mono', monospace;
  --sans: 'Space Grotesk', sans-serif;

  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-spring:   cubic-bezier(0.32, 0.72, 0, 1);

  --r-sm: 6px;
  --r-md: 12px;
  --r-lg: 20px;

  --shadow-glow: 0 0 40px rgba(224,123,32,.12);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; color: inherit; }
address { font-style: normal; }
:focus-visible { outline: 2px solid var(--c-accent); outline-offset: 3px; }

/* ── Skip link ── */
.skip-link {
  position: absolute; top: -100%; left: 1rem;
  padding: 0.5rem 1rem; background: var(--c-accent); color: #fff;
  font-size: 0.875rem; font-weight: 700; border-radius: var(--r-sm);
  z-index: 9999; transition: top .25s;
}
.skip-link:focus { top: 0; }


/* ── Layout utils ── */
.hidden { display: none !important; }

/* ── HEADER ── */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 500;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  height: 88px;
  display: flex; align-items: center;
  background: rgba(255,255,255,.9);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
  transition: background .4s;
}
.header__container {
  width: 100%; max-width: 1300px; margin-inline: auto;
  display: flex; align-items: center; justify-content: space-between; gap: 2rem;
}
.header__logo img { height: 60px; width: auto; max-width: 220px; object-fit: contain; }
.header__nav { display: none; }
.header__links {
  display: flex; gap: 0.25rem; align-items: center;
}
.header__link {
  position: relative;
  font-size: 0.875rem; font-weight: 500; color: var(--c-text-dim);
  padding: 0.375rem 0.75rem;
  border-radius: var(--r-sm);
  transition: color .25s;
}
.header__link::after {
  content: '';
  position: absolute; bottom: 0; left: 50%; right: 50%;
  height: 1.5px; background: var(--c-accent);
  transition: left .3s var(--ease-out-expo), right .3s var(--ease-out-expo);
}
.header__link:hover, .header__link:focus-visible {
  color: var(--c-text);
}
.header__link:hover::after, .header__link:focus-visible::after {
  left: 0.75rem; right: 0.75rem;
}
.header__right { display: flex; align-items: center; gap: 0.75rem; }
.btn-cta {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.8125rem; font-weight: 700;
  letter-spacing: 0.04em; text-transform: uppercase;
  padding: 0.5rem 1.125rem;
  background: var(--c-accent);
  color: #fff;
  border-radius: 999px;
  border: none;
  min-height: 40px;
  transition: background .2s, box-shadow .2s, transform .2s;
}
.btn-cta svg { width: 14px; height: 14px; }
.btn-cta:hover, .btn-cta:focus-visible {
  background: var(--c-accent-2);
  box-shadow: 0 0 20px rgba(224,123,32,.45);
  transform: translateY(-1px);
}
.header__burger {
  display: flex; flex-direction: column; gap: 5px;
  padding: 8px; border-radius: var(--r-sm);
  min-width: 44px; min-height: 44px; align-items: center; justify-content: center;
}
.header__burger span {
  display: block; width: 20px; height: 1.5px;
  background: var(--c-text);
  border-radius: 2px;
  transform-origin: center;
  transition: transform .35s var(--ease-spring), opacity .25s;
}
.header__burger.is-open span:nth-child(1) { transform: translateY(3.25px) rotate(45deg); }
.header__burger.is-open span:nth-child(2) { transform: translateY(-3.25px) rotate(-45deg); }

/* Progress bar */
.header__progress {
  position: absolute; bottom: 0; left: 0;
  height: 2px; width: 0%;
  background: var(--c-accent);
  transition: width .1s;
}

/* ── MOBILE OVERLAY ── */
.mobile-overlay {
  position: fixed; inset: 0; z-index: 400;
  background: rgba(255,255,255,.98);
  backdrop-filter: blur(20px);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .4s var(--ease-out-expo);
}
.mobile-overlay.is-open { opacity: 1; pointer-events: auto; }
.mobile-overlay__inner {
  display: flex; flex-direction: column;
  align-items: flex-start; gap: 3rem;
  width: 100%; padding-inline: clamp(1.25rem, 6vw, 4rem);
}
.mobile-overlay__links { display: flex; flex-direction: column; gap: 0; }
.mobile-link {
  display: flex; align-items: baseline; gap: 1.25rem;
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 700; letter-spacing: -0.02em;
  color: var(--c-text);
  padding-block: 0.5rem;
  border-bottom: 1px solid var(--c-border);
  width: 100%;
  transition: color .25s;
}
.mobile-link:last-child { border-bottom: none; }
.mobile-link:hover { color: var(--c-accent); }
.mobile-link__num { font-family: var(--mono); font-size: 0.6875rem; color: var(--c-text-dim); }
.mobile-overlay__bottom { display: flex; flex-direction: column; gap: 0.5rem; }
.mobile-overlay__bottom a { font-size: 0.9375rem; color: var(--c-text-dim); transition: color .25s; }
.mobile-overlay__bottom a:hover { color: var(--c-accent); }

/* ── HERO ── */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex; flex-direction: column;
  justify-content: flex-end;
  padding-top: 88px;
  overflow: hidden;
}
.hero__bg {
  position: absolute; inset: 0; z-index: 0;
}
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero__noise {
  position: absolute; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.4; mix-blend-mode: overlay; pointer-events: none;
}
.hero__vignette {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.3) 0%, rgba(255,255,255,.1) 40%, rgba(255,255,255,.9) 80%, #ffffff 100%);
}
.hero__inner {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr;
  align-items: flex-end;
  max-width: 1300px; width: 100%; margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  padding-bottom: 5rem;
  gap: 2rem;
}
.hero__eyebrow {
  display: inline-flex; align-items: center; gap: 0.625rem;
  font-family: var(--mono); font-size: 0.75rem;
  letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--c-text-dim); margin-bottom: 1.5rem;
}
.hero__pulse {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--c-accent);
  box-shadow: 0 0 0 0 rgba(224,123,32,.5);
  animation: pulsering 2s ease-in-out infinite;
}
@keyframes pulsering {
  0%, 100% { box-shadow: 0 0 0 0 rgba(224,123,32,.5); }
  50% { box-shadow: 0 0 0 8px rgba(224,123,32,0); }
}
.hero__title {
  display: flex; flex-direction: column;
  font-size: clamp(2.75rem, 8vw, 5.5rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.05;
  margin-bottom: 1.5rem;
}
.hero__title-line { overflow: hidden; }
.hero__title-line--accent { color: var(--c-accent); }
.hero__sub {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--c-text-dim); max-width: 520px;
  line-height: 1.7; margin-bottom: 2.5rem;
}
.hero__actions { display: flex; flex-wrap: wrap; gap: 1rem; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 0.625rem;
  font-size: 0.9375rem; font-weight: 700;
  padding: 0.875rem 1.75rem;
  background: var(--c-accent); color: #fff;
  border-radius: var(--r-md);
  min-height: 52px;
  transition: background .2s, box-shadow .3s, transform .2s var(--ease-spring);
}
.btn-primary svg { width: 18px; height: 18px; }
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--c-accent-2);
  box-shadow: 0 4px 28px rgba(224,123,32,.45);
  transform: translateY(-2px);
}

/* Hero produto */
.hero__right { display: none; }
.hero__product-display {
  position: relative; display: flex; align-items: center; justify-content: center;
}
.hero__product-img {
  width: 100%; max-width: 440px;
  filter: drop-shadow(0 20px 40px rgba(10,22,40,.15));
  animation: floatImg 5s ease-in-out infinite;
}
@keyframes floatImg {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}
.hero__product-ring {
  position: absolute; width: 360px; height: 360px;
  border: 1px solid rgba(224,123,32,.15);
  border-radius: 50%;
  animation: spinRing 20s linear infinite;
}
@keyframes spinRing { to { transform: rotate(360deg); } }

/* Hero stats */
.hero__stats {
  position: relative; z-index: 1;
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--c-border);
}
.hero__stat {
  display: flex; flex-direction: column; gap: 0.25rem;
  padding: 1.5rem clamp(1.25rem, 4vw, 3rem);
  border-right: 1px solid var(--c-border);
}
.hero__stat:last-child { border-right: none; }
.hero__stat-num {
  font-family: var(--mono);
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 700; color: var(--c-accent);
}
.hero__stat-label {
  font-size: 0.75rem; color: var(--c-text-dim);
  letter-spacing: 0.04em;
}

/* ── MARQUEE ── */
.marquee {
  overflow: hidden;
  border-block: 1px solid var(--c-border);
  background: var(--c-surface);
  padding-block: 0.75rem;
}
.marquee__inner {
  display: flex; gap: 2rem;
  width: max-content;
  animation: marqueeScroll 30s linear infinite;
  font-family: var(--mono);
  font-size: 0.75rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--c-text-dim);
}
.marquee__inner span { white-space: nowrap; }
@keyframes marqueeScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }
@media (prefers-reduced-motion: reduce) { .marquee__inner { animation: none; } }

/* ── SOBRE ── */
.sobre {
  padding-block: clamp(4rem, 8vw, 8rem);
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  max-width: 1300px; margin-inline: auto;
}
.sobre__grid {
  display: grid; gap: 3rem; align-items: center;
}
.sobre__img-frame {
  position: relative; border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--c-border-2);
}
.sobre__img-frame img {
  width: 100%; aspect-ratio: 4/5; object-fit: cover;
  transition: transform 1.2s var(--ease-out-expo);
}
.sobre__img-frame:hover img { transform: scale(1.03); }
.sobre__img-badge {
  position: absolute; bottom: 1.5rem; right: 1.5rem;
  background: var(--c-accent);
  border-radius: var(--r-md);
  padding: 0.75rem 1.25rem;
  display: flex; flex-direction: column; align-items: center;
}
.badge-num { font-family: var(--mono); font-size: 1.5rem; font-weight: 700; color: #fff; line-height: 1; }
.badge-label { font-size: 0.6875rem; color: rgba(255,255,255,.85); text-transform: uppercase; letter-spacing: 0.08em; }
.section-label {
  display: inline-flex; align-items: center; gap: 0.75rem;
  font-family: var(--mono); font-size: 0.6875rem;
  text-transform: uppercase; letter-spacing: 0.16em;
  color: var(--c-accent); margin-bottom: 1.25rem;
}
.section-label.light { color: rgba(224,123,32,.8); }
.line-deco {
  display: block; width: 32px; height: 1.5px; background: currentColor;
  flex-shrink: 0;
}
.sobre__title {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.15;
  color: var(--c-text); margin-bottom: 1.5rem;
}
.sobre__body p { color: var(--c-text-dim); font-size: 1rem; line-height: 1.75; margin-bottom: 1rem; }
.sobre__body strong { color: var(--c-text); }
.sobre__checks { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.sobre__checks li { display: flex; align-items: flex-start; gap: 0.75rem; }
.check-icon {
  flex-shrink: 0; width: 24px; height: 24px;
  background: rgba(224,123,32,.15); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  margin-top: 0.125rem;
}
.check-icon svg { width: 12px; height: 12px; stroke: var(--c-accent); }
.sobre__checks p { font-size: 0.9375rem; color: var(--c-text-dim); }
.sobre__checks strong { color: var(--c-text); }

/* ── PRODUTOS ── */
.produtos {
  background: var(--c-surface);
  border-block: 1px solid var(--c-border);
  padding-block: clamp(4rem, 8vw, 7rem);
}
.produtos__header {
  display: flex; flex-direction: column; gap: 1.5rem;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  max-width: 1300px; margin-inline: auto;
  margin-bottom: 3rem;
}
.section-title-dark {
  font-size: clamp(1.875rem, 5vw, 3.5rem);
  font-weight: 700; letter-spacing: -0.04em; line-height: 1.1;
  color: var(--c-text);
}
.section-title-light {
  font-size: clamp(1.875rem, 5vw, 3rem);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.15;
  color: var(--c-text);
}
.produtos__header-desc { color: var(--c-text-dim); max-width: 500px; font-size: 1rem; }

/* Tabs */
.produtos__tabs {
  display: flex; gap: 0.25rem; flex-wrap: wrap;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  max-width: 1300px; margin-inline: auto;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--c-border);
}
.tab-btn {
  font-size: 0.875rem; font-weight: 600;
  padding: 0.625rem 1.125rem;
  color: var(--c-text-dim);
  border-radius: var(--r-sm) var(--r-sm) 0 0;
  border: 1px solid transparent;
  border-bottom: none;
  position: relative;
  transition: color .25s, background .25s;
  min-height: 44px;
}
.tab-btn:hover { color: var(--c-text); }
.tab-btn.is-active {
  color: var(--c-text);
  background: var(--c-bg);
  border-color: var(--c-border);
  border-bottom-color: var(--c-bg);
  margin-bottom: -1px;
}

/* Panel */
.produtos__panel {
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  max-width: 1300px; margin-inline: auto;
  padding-top: 2.5rem;
}
.prod-detail {
  display: grid; gap: 3rem; align-items: center;
}
.prod-detail__gallery {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.prod-detail__thumbnails {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
}
.prod-detail__thumbnails::-webkit-scrollbar {
  height: 6px;
}
.prod-detail__thumbnails::-webkit-scrollbar-thumb {
  background-color: var(--c-border);
  border-radius: 4px;
}
.prod-detail__thumbnails .thumb {
  width: 60px;
  height: 60px;
  object-fit: contain;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-sm);
  cursor: pointer;
  padding: 4px;
  opacity: 0.6;
  transition: all 0.3s;
  flex-shrink: 0;
}
.prod-detail__thumbnails .thumb:hover {
  opacity: 1;
}
.prod-detail__thumbnails .thumb.active {
  opacity: 1;
  border-color: var(--c-accent);
}
.prod-detail__img {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  padding: 2rem; aspect-ratio: 1;
  overflow: hidden;
}
.prod-detail__img img {
  max-height: 100%; width: 100%; height: 100%; object-fit: contain;
  filter: drop-shadow(0 12px 30px rgba(10,22,40,.15));
  transition: transform 0.3s ease-out;
  transform-origin: center center;
}
.prod-detail__img img:hover { transform: scale(2.5); cursor: crosshair; }
.prod-detail__info { display: flex; flex-direction: column; gap: 1.5rem; align-self: start; }
.prod-detail__info h3 {
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: 700; letter-spacing: -0.02em; line-height: 1.2;
}
.prod-specs {
  display: grid; grid-template-columns: auto 1fr;
  gap: 0.375rem 1.5rem;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
  padding: 1.25rem 1.5rem;
  font-size: 0.875rem;
}
.prod-specs dt { font-family: var(--mono); font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--c-text-dim); display: flex; align-items: center; }
.prod-specs dd { color: var(--c-text); font-weight: 500; }
.prod-detail__info > p { color: var(--c-text-dim); font-size: 0.9375rem; line-height: 1.75; }

/* ── SERVIÇOS ── */
.servicos {
  background: var(--c-bg);
  padding-block: clamp(4rem, 8vw, 7rem);
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}
.servicos__top {
  max-width: 1300px; margin-inline: auto;
  margin-bottom: 3rem;
}
.servicos__grid {
  display: grid; gap: 1.25rem;
  max-width: 1300px; margin-inline: auto;
  margin-bottom: 3rem;
}
.serv-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--r-lg);
  padding: 2rem;
  transition: border-color .3s, box-shadow .3s, transform .3s var(--ease-spring);
}
.serv-card:hover {
  border-color: rgba(224,123,32,.4);
  box-shadow: 0 0 30px rgba(224,123,32,.08);
  transform: translateY(-4px);
}
.serv-card__icon {
  width: 48px; height: 48px;
  background: rgba(224,123,32,.1);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 1.25rem;
}
.serv-card__icon svg { width: 22px; height: 22px; stroke: var(--c-accent); }
.serv-card h3 {
  font-size: 1.0625rem; font-weight: 700;
  margin-bottom: 0.75rem; letter-spacing: -0.01em;
}
.serv-card p { font-size: 0.9rem; color: var(--c-text-dim); line-height: 1.7; }
.servicos__classes {
  max-width: 1300px; margin-inline: auto;
  display: flex; flex-wrap: wrap; align-items: center; gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--c-border);
}
.servicos__classes-label { font-family: var(--mono); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--c-text-dim); }
.servicos__badges { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.kv-badge {
  font-family: var(--mono); font-size: 0.75rem; font-weight: 700;
  padding: 0.375rem 0.875rem;
  background: rgba(224,123,32,.12);
  border: 1px solid rgba(224,123,32,.3);
  color: var(--c-accent); border-radius: var(--r-sm);
  letter-spacing: 0.06em;
}

/* ── CONTATO ── */
.contato {
  background: var(--c-surface);
  border-top: 1px solid var(--c-border);
  padding-block: clamp(4rem, 8vw, 7rem);
  padding-inline: clamp(1.25rem, 4vw, 3rem);
}
.contato__grid {
  max-width: 1300px; margin-inline: auto;
  display: grid; gap: 3rem; align-items: start;
}
.contato__left h2 { margin-bottom: 1rem; }
.contato__left > p { color: var(--c-text-dim); margin-bottom: 2.5rem; font-size: 1rem; }
.contato__dados { display: flex; flex-direction: column; gap: 1.25rem; }
.dado {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.25rem;
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--r-md);
}
.dado svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--c-accent); margin-top: 0.125rem; }
.dado strong { display: block; font-size: 0.6875rem; text-transform: uppercase; letter-spacing: 0.1em; font-family: var(--mono); color: var(--c-text-dim); margin-bottom: 0.25rem; }
.dado p, .dado a { font-size: 0.9375rem; color: var(--c-text); }
.dado a:hover { color: var(--c-accent); }

/* Formulário Tecnológico */
.form-tec { display: flex; flex-direction: column; gap: 1.25rem; }
.form-tec__honeypot { position: absolute; left: -9999px; visibility: hidden; }
.field-row { display: grid; gap: 1.25rem; }
.field { display: flex; flex-direction: column; gap: 0.375rem; }
.field label { font-size: 0.75rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; font-family: var(--mono); color: var(--c-text-dim); }
.field input, .field select, .field textarea {
  background: var(--c-bg);
  border: 1px solid var(--c-border-2);
  border-radius: var(--r-sm);
  color: var(--c-text);
  font-family: var(--sans); font-size: 0.9375rem;
  padding: 0.75rem 1rem;
  width: 100%; min-height: 48px;
  transition: border-color .25s, box-shadow .25s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(224,123,32,.15);
}
.field input.invalid, .field select.invalid, .field textarea.invalid { border-color: #e05555; }
.field textarea { resize: vertical; min-height: 130px; }
.field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237a91b0' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 1rem center; background-size: 16px; padding-right: 2.5rem; }
.field--check { flex-direction: row; align-items: flex-start; }
.check-label { display: flex; gap: 0.625rem; font-size: 0.8125rem; color: var(--c-text-dim); cursor: pointer; }
.check-label input { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; accent-color: var(--c-accent); cursor: pointer; }
.field-err { font-size: 0.75rem; color: #e05555; min-height: 1.125rem; }
.form-tec__aviso {
  display: flex; align-items: center; gap: 0.625rem;
  font-size: 0.8125rem; color: var(--c-text-dim);
  background: rgba(37,211,102,.07);
  border: 1px solid rgba(37,211,102,.2);
  border-radius: var(--r-sm); padding: 0.875rem;
}
.form-tec__aviso svg { width: 18px; height: 18px; flex-shrink: 0; color: var(--c-green); }
.btn-submit {
  display: flex; align-items: center; justify-content: center; gap: 0.75rem;
  width: 100%; padding: 1rem; min-height: 56px;
  background: var(--c-accent); color: #fff;
  font-size: 1rem; font-weight: 700;
  border-radius: var(--r-md);
  transition: background .2s, box-shadow .3s, transform .2s var(--ease-spring);
}
.btn-submit svg { width: 18px; height: 18px; }
.btn-submit:hover, .btn-submit:focus-visible {
  background: var(--c-accent-2);
  box-shadow: 0 4px 28px rgba(224,123,32,.45);
  transform: translateY(-2px);
}
.form-success {
  text-align: center; padding: 1rem;
  background: rgba(37,211,102,.1); border: 1px solid rgba(37,211,102,.3);
  border-radius: var(--r-sm); color: #25d366; font-weight: 600;
}

/* ── RODAPÉ ── */
.footer {
  background: var(--c-bg);
  border-top: 1px solid var(--c-border);
}
.footer__top {
  max-width: 1300px; margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 3rem);
  padding-block: 3rem;
  display: grid; gap: 2.5rem;
}
.footer__brand img { opacity: 1; margin-bottom: 0.75rem; height: 52px; width: auto; max-width: 200px; object-fit: contain; }
.footer__brand p { font-size: 0.875rem; color: var(--c-text-dim); }
.footer__links { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; }
.footer__links a { font-size: 0.9rem; color: var(--c-text-dim); transition: color .25s; }
.footer__links a:hover { color: var(--c-accent); }
.footer__contacts { display: flex; flex-direction: column; gap: 0.5rem; }
.footer__contacts a { font-size: 0.9rem; color: var(--c-text-dim); transition: color .25s; }
.footer__contacts a:hover { color: var(--c-accent); }
.footer__meio-ambiente {
  border-top: 1px solid var(--c-border);
  padding: 1.25rem clamp(1.25rem, 4vw, 3rem);
  max-width: 1300px; margin-inline: auto; width: 100%;
}
.footer__meio-ambiente p { font-size: 0.8rem; color: var(--c-text-dim); line-height: 1.75; }
.footer__bottom {
  border-top: 1px solid var(--c-border);
  padding: 1rem clamp(1.25rem, 4vw, 3rem);
  text-align: center;
}
.footer__bottom p { font-size: 0.8125rem; color: rgba(10,22,40,.4); }
.footer__dev { margin-top: 0.5rem; font-size: 0.75rem; }
.footer__dev a { color: inherit; text-decoration: underline; text-underline-offset: 2px; }
.footer__dev a:hover { color: var(--c-primary); }

/* ── WhatsApp FAB ── */
.wa-fab {
  position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 200;
  width: 56px; height: 56px;
  background: var(--c-green); color: #fff; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 24px rgba(37,211,102,.45);
  transition: transform .3s var(--ease-spring), box-shadow .3s;
}
.wa-fab svg { width: 26px; height: 26px; }
.wa-fab:hover, .wa-fab:focus-visible {
  transform: scale(1.1);
  box-shadow: 0 8px 36px rgba(37,211,102,.6);
}

/* ── ANIMAÇÕES JS-REVEAL ── */
.js-reveal { opacity: 0; transform: translateY(32px); transition: opacity .8s var(--ease-out-expo), transform .8s var(--ease-out-expo); }
.js-reveal.visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js-reveal { opacity: 1; transform: none; transition: none; }
  .hero__product-img { animation: none; }
  .hero__product-ring { animation: none; }
  .marquee__inner { animation: none; }
  .hero__pulse { animation: none; }
}

/* ── RESPONSIVO ── */
@media (min-width: 640px) {
  .servicos__grid { grid-template-columns: 1fr 1fr; }
  .field-row { grid-template-columns: 1fr 1fr; }
  .sobre__img-frame img { aspect-ratio: unset; height: 480px; }
}

@media (min-width: 900px) {
  .header__nav { display: block; }
  .header__burger { display: none; }
  .hero__inner { grid-template-columns: 1fr 1fr; align-items: center; padding-bottom: 6rem; }
  .hero__right { display: flex; justify-content: center; }
  .sobre__grid { grid-template-columns: 5fr 6fr; }
  .produtos__header { flex-direction: row; align-items: flex-end; justify-content: space-between; }
  .prod-detail { grid-template-columns: minmax(0, 6fr) minmax(0, 4fr); }
  .contato__grid { grid-template-columns: 1fr 1.1fr; }
  .footer__top { grid-template-columns: 1.5fr 1fr 1fr; }
  .footer__links { flex-direction: column; gap: 0.75rem; }
}

@media (min-width: 1100px) {
  .servicos__grid { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
}

/* ================= V4 INJECTED CSS ================= */
:root {
    --ease-spring: cubic-bezier(0.32, 0.72, 0, 1);
    --ease-heavy: cubic-bezier(0.65, 0, 0.35, 1);
    --section-py: 10rem;
    --surface-light: #ffffff;
    --surface-dark: #050505;
    --accent: #BE0201;
}

/* Typography & Utils */
.eyebrow-tag { display: inline-block; padding: 0.35rem 1rem; background: rgba(0,0,0,0.05); border-radius: 9999px; font-size: 0.65rem; text-transform: uppercase; letter-spacing: 0.2em; font-weight: 600; margin-bottom: 2rem; }
.tag-light { background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.8); }
.massive-heading { font-size: clamp(3rem, 6vw, 5.5rem); font-weight: 800; letter-spacing: -0.04em; line-height: 1.05; margin-bottom: 2rem; font-family: "Plus Jakarta Sans", sans-serif; }
.text-white { color: #ffffff; }
.text-light { color: rgba(255,255,255,0.7); }
.text-orange { color: var(--accent); }
.mt-8 { margin-top: 3rem; }
.editorial-text { font-size: 1.25rem; color: #777777; line-height: 1.8; font-family: "Plus Jakarta Sans", sans-serif; }

/* Fluid Nav */
.island-nav { position: fixed; top: 2rem; left: 0; width: 100%; display: flex; justify-content: center; z-index: 100; pointer-events: none; font-family: "Plus Jakarta Sans", sans-serif; }
.island-nav-inner { pointer-events: auto; background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); border: 1px solid rgba(0,0,0,0.05); padding: 0.75rem 1rem 0.75rem 2rem; border-radius: 9999px; display: flex; align-items: center; gap: 3rem; box-shadow: 0 10px 40px rgba(0,0,0,0.03); transition: transform 0.7s var(--ease-spring); }
.island-nav.hidden { transform: translateY(-150%); }
.island-nav .logo-img { height: 26px; width: auto; display: block; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; margin: 0; padding: 0; }
.nav-links a { font-size: 0.85rem; font-weight: 500; color: #777; transition: color 0.4s var(--ease-spring); text-decoration: none; }
.nav-links a:hover { color: #111; }

/* Nested CTA */
.btn-magnetic { position: relative; display: flex; align-items: center; gap: 1rem; padding: 0.5rem 0.5rem 0.5rem 1.5rem; background: var(--surface-dark); color: #fff; border: none; border-radius: 9999px; font-family: "Plus Jakarta Sans", sans-serif; font-weight: 600; font-size: 0.85rem; cursor: pointer; overflow: hidden; transition: transform 0.4s var(--ease-spring); }
.btn-magnetic:active { transform: scale(0.96); }
.btn-primary { padding: 0.75rem 0.75rem 0.75rem 2rem; font-size: 1rem; background: var(--accent); }
.btn-light { background: #fff; color: var(--surface-dark); padding: 0.75rem 0.75rem 0.75rem 2rem; font-size: 1rem; }
.btn-inner-circle { display: flex; align-items: center; justify-content: center; width: 32px; height: 32px; background: rgba(255,255,255,0.15); border-radius: 50%; transition: transform 0.6s var(--ease-spring); }
.btn-primary .btn-inner-circle, .btn-light .btn-inner-circle { width: 40px; height: 40px; }
.btn-light .dark-circle { background: rgba(0,0,0,0.05); }
.btn-magnetic:hover .btn-inner-circle { transform: translateX(4px) scale(1.05); }

/* Hero Cinematic */
.hero-section { position: relative; min-height: 100dvh; display: flex; align-items: center; justify-content: center; padding: var(--section-py) 2rem; overflow: hidden; font-family: "Plus Jakarta Sans", sans-serif; }
.hero-bg { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; }
.hero-slide { position: absolute; top: 0; left: 0; width: 100%; height: 100%; object-fit: cover; transform: scale(1.05); opacity: 0; transition: opacity 1s ease-in-out; }
.hero-slide.active { opacity: 1; }
.hero-controls { position: absolute; z-index: 2; top: 50%; width: 100%; display: flex; justify-content: space-between; transform: translateY(-50%); padding: 0 2rem; pointer-events: none; }
.hero-controls button { background: rgba(0,0,0,0.3); color: white; border: 1px solid rgba(255,255,255,0.2); font-size: 1.5rem; width: 50px; height: 50px; border-radius: 50%; cursor: pointer; pointer-events: auto; display: flex; align-items: center; justify-content: center; transition: all 0.3s ease; }
.hero-controls button:hover { background: var(--accent); border-color: var(--accent); transform: scale(1.1); }
.hero-gradient { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(5,5,5,0.4) 0%, rgba(5,5,5,0.95) 100%); }
.hero-content { position: relative; z-index: 1; text-align: center; max-width: 900px; color: #fff; }
.hero-title { font-size: clamp(3.5rem, 8vw, 7rem); font-weight: 800; letter-spacing: -0.05em; line-height: 1; margin-bottom: 2rem; font-family: "Plus Jakarta Sans", sans-serif; color: #fff;}
.hero-title span { color: var(--accent); }
.hero-subtitle { font-size: clamp(1.1rem, 2vw, 1.4rem); color: rgba(255,255,255,0.7); margin-bottom: 3rem; max-width: 600px; margin-inline: auto; font-family: "Plus Jakarta Sans", sans-serif; }
.hero-actions { display: flex; justify-content: center; }

/* Editorial Split */
.editorial-split { padding: var(--section-py) 5%; display: flex; gap: 8vw; align-items: center; font-family: "Plus Jakarta Sans", sans-serif; background: #fff;}
.split-left { flex: 1; }
.split-right { flex: 1.2; }

/* Bezel */
.double-bezel-outer { background: rgba(0,0,0,0.02); border: 1px solid rgba(0,0,0,0.05); padding: 0.5rem; border-radius: 2rem; }
.double-bezel-inner { background: var(--surface-light); border-radius: calc(2rem - 0.5rem); box-shadow: inset 0 1px 1px rgba(255,255,255,1); overflow: hidden; position: relative; }
.image-core { aspect-ratio: 4/5; }
.image-core img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.5s var(--ease-heavy); }
.double-bezel-outer:hover .zoom-image { transform: scale(1.05); }

/* Reveal */
.reveal-on-scroll { opacity: 0; transform: translateY(40px); filter: blur(10px); transition: opacity 1s var(--ease-heavy), transform 1s var(--ease-heavy), filter 1s var(--ease-heavy); will-change: transform, opacity, filter; }
.reveal-on-scroll.is-revealed { opacity: 1; transform: translateY(0); filter: blur(0); }

/* Mobile Nav */
.hamburger-btn { display: none; position: fixed; top: 2rem; right: 2rem; width: 48px; height: 48px; background: rgba(255,255,255,0.8); backdrop-filter: blur(12px); border: 1px solid rgba(0,0,0,0.05); border-radius: 50%; z-index: 200; cursor: pointer; }
.hamburger-btn span { position: absolute; left: 50%; width: 20px; height: 2px; background: #000; transform: translateX(-50%); transition: transform 0.4s var(--ease-spring), top 0.4s var(--ease-spring); }
.hamburger-btn .line-1 { top: 20px; }
.hamburger-btn .line-2 { top: 26px; }
.hamburger-btn.active .line-1 { top: 23px; transform: translateX(-50%) rotate(45deg); }
.hamburger-btn.active .line-2 { top: 23px; transform: translateX(-50%) rotate(-45deg); }
.mobile-nav-overlay { position: fixed; inset: 0; background: rgba(253, 251, 247, 0.95); backdrop-filter: blur(24px); z-index: 150; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.6s var(--ease-heavy); font-family: "Plus Jakarta Sans", sans-serif; }
.mobile-nav-overlay.active { opacity: 1; pointer-events: auto; }
.mobile-nav-content { display: flex; flex-direction: column; gap: 2rem; text-align: center; }
.nav-item-reveal { font-size: 3rem; font-weight: 800; letter-spacing: -0.04em; color: #111; opacity: 0; transform: translateY(20px); transition: opacity 0.6s var(--ease-spring), transform 0.6s var(--ease-spring); text-decoration: none;}
.mobile-nav-overlay.active .nav-item-reveal { opacity: 1; transform: translateY(0); }

.mobile-logo { display: none; position: fixed; top: 2rem; left: 2rem; z-index: 200; background: rgba(255,255,255,0.8); backdrop-filter: blur(12px); border: 1px solid rgba(0,0,0,0.05); padding: 0 1.25rem; border-radius: 9999px; align-items: center; justify-content: center; height: 48px; box-sizing: border-box; box-shadow: 0 4px 20px rgba(0,0,0,0.05); }
.mobile-logo img { height: 22px; width: auto; display: block; }

@media (max-width: 992px) {
    :root { --section-py: 6rem; }
    .island-nav { display: none; }
    .hamburger-btn { display: block; }
    .mobile-logo { display: flex; }
    .editorial-split { flex-direction: column; }
}

/* A Empresa Carousel */
.about-carousel {
  position: relative;
  overflow: hidden;
  background: var(--surface-light, #ffffff);
  aspect-ratio: 1 / 1;
}
.carousel-images {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
}
.about-carousel .about-slide {
  position: absolute !important;
  top: 0; left: 0;
  width: 100% !important; height: 100% !important;
  object-fit: contain !important;
  opacity: 0;
  transition: opacity 0.5s ease-in-out;
  padding: 2rem;
}
.about-carousel .about-slide.active {
  opacity: 1;
  z-index: 2;
}

/* Controls */
.carousel-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  color: #fff;
  border: none;
  border-radius: 50%;
  width: 40px; height: 40px;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  z-index: 10;
  transition: background 0.3s;
  display: flex; align-items: center; justify-content: center;
}
.carousel-btn:hover { background: rgba(0,0,0,0.8); }
.prev-btn { left: 1rem; }
.next-btn { right: 1rem; }

/* Dots */
.carousel-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 10;
}
.carousel-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: rgba(0,0,0,0.2);
  cursor: pointer;
  transition: background 0.3s, transform 0.3s;
}
.carousel-dot.active {
  background: var(--accent, #BE0201);
  transform: scale(1.2);
}