/* ============================================
   ELETRO SILVA ENGENHARIA — Design System
   ============================================ */

:root {
  /* Paleta extraída do logo */
  --azul-royal: #1D1966;
  --azul-royal-700: #14123F;
  --azul-eletrico: #1389CF;
  --azul-eletrico-300: #D8181D;   /* trocado: era azul, agora vermelho */
  --vermelho: #5FC0F0;            /* trocado: era vermelho, agora azul */
  --vermelho-rgb: 95, 192, 240;
  --vermelho-600: #1389CF;        /* tom de hover (azul mais escuro) */
  --grafite: #14151B;
  --grafite-2: #1C1E27;
  --grafite-3: #262834;
  --branco-gelo: #F7F8FA;
  --cinza-texto: #ABAFC0;
  --cinza-linha: rgba(255, 255, 255, 0.09);

  /* Tipografia */
  --f-display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --f-body: "Inter", -apple-system, sans-serif;
  --f-mono: "JetBrains Mono", "Courier New", monospace;

  /* Layout */
  --container: 1180px;
  --radius: 10px;
  --transition: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html { scroll-behavior: smooth; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}

body {
  font-family: var(--f-body);
  background: var(--grafite);
  color: var(--branco-gelo);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

h1, h2, h3, h4 {
  font-family: var(--f-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  line-height: 1.05;
}

.eyebrow {
  font-family: var(--f-mono);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--azul-eletrico-300);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--vermelho);
  display: inline-block;
}

.section { padding: 110px 0; position: relative; }
.section--tight { padding: 70px 0; }

@media (max-width: 720px) {
  .section { padding: 72px 0; }
  .section--tight { padding: 48px 0; }
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-body);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 16px 30px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--azul-eletrico-300);
  outline-offset: 3px;
}

.btn--primary {
  background: var(--vermelho);
  color: var(--azul-royal-700);
  box-shadow: 0 8px 24px -8px rgba(var(--vermelho-rgb), 0.55);
}
.btn--primary:hover { background: var(--vermelho-600); color: #fff; transform: translateY(-2px); }

.btn--ghost {
  background: transparent;
  border-color: rgba(247, 248, 250, 0.28);
  color: var(--branco-gelo);
}
.btn--ghost:hover { border-color: var(--branco-gelo); transform: translateY(-2px); }

.btn--block { width: 100%; justify-content: center; }

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(20, 21, 27, 0.55);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--cinza-linha);
  transition: background var(--transition), padding var(--transition);
}
.header.is-scrolled { background: rgba(20, 21, 27, 0.92); }

.header__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 28px;
  max-width: var(--container);
  margin: 0 auto;
}

.header__logo { display: flex; align-items: center; gap: 12px; }
.header__logo img { height: 74px; width: auto; }

@media (max-width: 880px) {
  .header__logo img { height: 58px; }
}

.nav {
  display: flex;
  align-items: center;
  gap: 34px;
}

.nav__links {
  display: flex;
  gap: 30px;
  list-style: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.nav__links a {
  position: relative;
  color: var(--cinza-texto);
  transition: color var(--transition);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--branco-gelo); }
.nav__links a.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -8px;
  height: 2px;
  background: var(--vermelho);
}

.nav__mobile-cta { display: none; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--branco-gelo);
  transition: var(--transition);
}

@media (max-width: 880px) {
  .nav__links { 
    position: fixed;
    top: 95px; left: 0; right: 0;
    flex-direction: column;
    background: var(--grafite-2);
    padding: 26px 28px;
    gap: 20px;
    border-bottom: 1px solid var(--cinza-linha);
    transform: translateY(-110%);
    opacity: 0;
    transition: var(--transition);
    pointer-events: none;
  }
  .nav__links.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__cta-desktop { display: none; }
  .nav__mobile-cta { display: block; margin-top: 6px; }
  .nav__toggle { display: flex; }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 96px;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero__bg img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 80% 30%;
}
.hero__bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(100deg, rgba(20,21,27,0.97) 28%, rgba(20,21,27,0.78) 52%, rgba(29,25,102,0.55) 100%),
    linear-gradient(0deg, rgba(20,21,27,1) 0%, rgba(20,21,27,0.15) 45%);
}

.hero__content { max-width: 660px; position: relative; z-index: 2; }

.hero__title {
  font-size: clamp(2.6rem, 5.4vw, 4.4rem);
  margin-bottom: 22px;
}
.hero__title .hl { color: var(--vermelho); }

.hero__lead {
  font-size: 1.15rem;
  color: var(--cinza-texto);
  max-width: 540px;
  margin-bottom: 36px;
}

.hero__ctas { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }

.hero__stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  border-top: 1px solid var(--cinza-linha);
  padding-top: 28px;
}
.hero__stat strong {
  font-family: var(--f-display);
  font-size: 2.1rem;
  display: block;
  color: var(--branco-gelo);
  line-height: 1;
}
.hero__stat span {
  font-size: 0.82rem;
  color: var(--cinza-texto);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

@media (max-width: 600px) {
  .hero { min-height: auto; padding: 130px 0 60px; }
  .hero__stats { gap: 26px; }
}

/* ---------- Scroll reveal ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Diagrama Unifilar (assinatura) ---------- */
.diagrama {
  background: var(--grafite-2);
  border-top: 1px solid var(--cinza-linha);
  border-bottom: 1px solid var(--cinza-linha);
}

.diagrama__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 50px;
}

.diagrama__head h2 { font-size: clamp(1.8rem, 3.2vw, 2.6rem); max-width: 560px; }
.diagrama__head p { color: var(--cinza-texto); max-width: 360px; font-size: 0.96rem; }

.diagrama__svg-wrap { width: 100%; overflow: visible; }

.diagrama__svg-wrap svg { width: 100%; height: auto; display: block; }

.unifilar-line {
  stroke: var(--azul-eletrico);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
  transition: stroke-dashoffset 1.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.diagrama.is-active .unifilar-line { stroke-dashoffset: 0; }

.unifilar-node circle {
  fill: var(--grafite-2);
  stroke: var(--azul-eletrico);
  stroke-width: 2;
  opacity: 0;
  transform: scale(0.5);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 0.45s ease, transform 0.45s ease;
}
.diagrama.is-active .unifilar-node circle { opacity: 1; transform: scale(1); }
.unifilar-node.n1 circle { transition-delay: 0.25s; }
.unifilar-node.n2 circle { transition-delay: 0.55s; }
.unifilar-node.n3 circle { transition-delay: 0.85s; }
.unifilar-node.n4 circle { transition-delay: 1.15s; }
.unifilar-node.n5 circle { transition-delay: 1.45s; }

.unifilar-node--featured circle { stroke: var(--vermelho); fill: rgba(var(--vermelho-rgb), 0.12); r: 7; }

.unifilar-label {
  font-family: var(--f-mono);
  font-size: 12px;
  fill: var(--cinza-texto);
  opacity: 0;
  transition: opacity 0.5s ease;
}
.diagrama.is-active .unifilar-label { opacity: 1; }
.unifilar-node.n1 .unifilar-label { transition-delay: 0.45s; }
.unifilar-node.n2 .unifilar-label { transition-delay: 0.75s; }
.unifilar-node.n3 .unifilar-label { transition-delay: 1.05s; }
.unifilar-node.n4 .unifilar-label { transition-delay: 1.35s; }
.unifilar-node.n5 .unifilar-label { transition-delay: 1.65s; }

.unifilar-bolt {
  fill: var(--vermelho);
  opacity: 0;
  transform: scale(0.6);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity 0.5s ease, transform 0.5s ease;
  transition-delay: 1.8s;
}
.diagrama.is-active .unifilar-bolt { opacity: 1; transform: scale(1); }

/* ---------- Cards de Serviço ---------- */
.servicos__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 50px;
}

.servico-card {
  background: var(--grafite-2);
  border: 1px solid var(--cinza-linha);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: border-color var(--transition), transform var(--transition);
}
.servico-card:hover { border-color: var(--azul-eletrico); transform: translateY(-4px); }

.servico-card--featured {
  border-color: var(--vermelho);
  background: linear-gradient(160deg, rgba(var(--vermelho-rgb), 0.12), var(--grafite-2) 60%);
  position: relative;
}
.servico-card--featured::before {
  content: "MAIS PROCURADO";
  position: absolute;
  top: -11px; left: 26px;
  background: var(--vermelho);
  color: var(--azul-royal-700);
  font-family: var(--f-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  border-radius: 4px;
}

.servico-card__icon {
  width: 46px; height: 46px;
  margin-bottom: 18px;
  color: var(--azul-eletrico);
}
.servico-card--featured .servico-card__icon { color: var(--vermelho); }

.servico-card h3 {
  font-size: 1.15rem;
  text-transform: none;
  margin-bottom: 10px;
  letter-spacing: 0;
}
.servico-card p { color: var(--cinza-texto); font-size: 0.92rem; }

/* ---------- Grid de informações técnicas (página de detalhe) ---------- */
.info-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 10px;
}
.info-grid .servico-card h3 {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--azul-eletrico-300);
  margin-bottom: 16px;
}
.info-grid .servico-card h3::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--azul-eletrico);
  flex-shrink: 0;
}
.info-grid .diagram-block__list { margin-top: 0; }
@media (max-width: 760px) {
  .info-grid { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .servicos__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .servicos__grid { grid-template-columns: 1fr; }
}

/* ---------- Sobre teaser ---------- */
.sobre-teaser {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
}

.sobre-teaser__media {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--cinza-linha);
}
.sobre-teaser__media img { width: 100%; height: 420px; object-fit: cover; }
.sobre-teaser__badge {
  position: absolute;
  bottom: 18px; left: 18px;
  background: rgba(20,21,27,0.88);
  border: 1px solid var(--cinza-linha);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-family: var(--f-mono);
}
.sobre-teaser__badge strong { color: var(--azul-eletrico-300); font-size: 1.4rem; display:block; }
.sobre-teaser__badge span { font-size: 0.72rem; color: var(--cinza-texto); }

.sobre-teaser__text p { color: var(--cinza-texto); margin-bottom: 18px; }
.sobre-teaser__text h2 { font-size: clamp(1.8rem, 3vw, 2.5rem); margin-bottom: 22px; }

@media (max-width: 900px) {
  .sobre-teaser { grid-template-columns: 1fr; gap: 36px; }
  .sobre-teaser__media img { height: 300px; }
}

/* ---------- Diferenciais ---------- */
.diferenciais { background: var(--grafite-2); }
.diferenciais__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--cinza-linha);
  margin-top: 50px;
  border: 1px solid var(--cinza-linha);
  border-radius: var(--radius);
  overflow: hidden;
}
.diferencial {
  background: var(--grafite-2);
  padding: 34px 28px;
}
.diferencial strong {
  font-family: var(--f-display);
  font-size: 1.6rem;
  color: var(--azul-eletrico-300);
  display: block;
  margin-bottom: 10px;
}
.diferencial p { color: var(--cinza-texto); font-size: 0.9rem; }

@media (max-width: 900px) {
  .diferenciais__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .diferenciais__grid { grid-template-columns: 1fr; }
}

/* ---------- CTA final ---------- */
.cta-final {
  background: linear-gradient(135deg, var(--azul-royal) 0%, var(--azul-royal-700) 100%);
  border-radius: var(--radius);
  padding: 64px 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
  overflow: hidden;
}
.cta-final::before {
  content: "";
  position: absolute;
  top: -60%; right: -10%;
  width: 420px; height: 420px;
  background: radial-gradient(circle, rgba(var(--vermelho-rgb), 0.35), transparent 70%);
}
.cta-final h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); max-width: 480px; position: relative; z-index: 1;}
.cta-final p { color: rgba(247,248,250,0.75); margin-top: 12px; max-width: 440px; position: relative; z-index: 1;}
.cta-final__actions { display: flex; flex-direction: column; gap: 14px; position: relative; z-index: 1; }
.cta-final__phone { font-family: var(--f-mono); color: var(--azul-eletrico-300); font-size: 0.95rem; text-align: center; }

/* ---------- Footer ---------- */
.footer { background: var(--grafite); border-top: 1px solid var(--cinza-linha); padding: 70px 0 30px; }
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-bottom: 50px;
}
.footer__brand img { height: 60px; margin-bottom: 16px; }
.footer__brand p { color: var(--cinza-texto); font-size: 0.88rem; max-width: 280px; }
.footer h4 {
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  color: var(--cinza-texto);
  margin-bottom: 18px;
  text-transform: uppercase;
}
.footer ul { list-style: none; display: flex; flex-direction: column; gap: 11px; font-size: 0.92rem; }
.footer ul a { color: var(--branco-gelo); transition: color var(--transition); }
.footer ul a:hover { color: var(--azul-eletrico-300); }
.footer__bottom {
  border-top: 1px solid var(--cinza-linha);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 0.82rem;
  color: var(--cinza-texto);
}

@media (max-width: 880px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer__grid { grid-template-columns: 1fr; }
  .cta-final { padding: 40px 26px; }
  .cta-final__actions { width: 100%; align-items: stretch; }
  .cta-final .btn { white-space: normal; text-align: center; width: 100%; }
}

/* ---------- WhatsApp flutuante ---------- */
.whatsapp-float {
  position: fixed;
  bottom: 24px; right: 24px;
  z-index: 90;
  width: 58px; height: 58px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 10px 30px -8px rgba(0,0,0,0.5);
  transition: transform var(--transition);
}
.whatsapp-float:hover { transform: scale(1.08); }
.whatsapp-float svg { width: 28px; height: 28px; fill: #fff; }

/* ---------- Página em construção (páginas internas) ---------- */
.em-construcao {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 96px;
}
.em-construcao .eyebrow { justify-content: center; }
.em-construcao h1 { font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 16px; }
.em-construcao p { color: var(--cinza-texto); max-width: 480px; margin: 0 auto 30px; }

/* ---------- Marquee de Parceiros / Clientes ---------- */
.marquee-section {
  background: var(--grafite-2);
  border-top: 1px solid var(--cinza-linha);
  border-bottom: 1px solid var(--cinza-linha);
  padding: 64px 0;
  overflow: hidden;
}

.marquee-section__head {
  text-align: center;
  margin-bottom: 36px;
}
.marquee-section__head .eyebrow { justify-content: center; }
.marquee-section__head h2 { font-size: clamp(1.5rem, 2.6vw, 2rem); }

.marquee-row { margin-bottom: 34px; }
.marquee-row:last-child { margin-bottom: 0; }

.marquee-row__label {
  font-family: var(--f-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--cinza-texto);
  text-transform: uppercase;
  text-align: center;
  margin-bottom: 16px;
}

.marquee {
  position: relative;
  width: 100%;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee__track {
  display: flex;
  align-items: center;
  gap: 14px;
  width: max-content;
  animation: marquee-scroll 32s linear infinite;
}
.marquee__track--reverse { animation-direction: reverse; animation-duration: 38s; }

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.logo-badge {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  height: 56px;
  padding: 0 22px;
  border: 1px solid var(--cinza-linha);
  border-radius: var(--radius);
  background: var(--grafite);
  font-family: var(--f-display);
  font-weight: 700;
  font-size: 0.98rem;
  letter-spacing: 0.01em;
  color: var(--cinza-texto);
  white-space: nowrap;
}
.logo-badge small {
  font-family: var(--f-mono);
  font-weight: 400;
  font-size: 0.65rem;
  margin-left: 8px;
  color: var(--cinza-texto);
  text-transform: uppercase;
}

.logo-badge--img {
  background: #fff;
  padding: 10px 22px;
  height: 64px;
}
.logo-badge--img img {
  height: 100%;
  max-height: 40px;
  width: auto;
  max-width: 130px;
  object-fit: contain;
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  .marquee__track { animation: none; }
}

/* ---------- Galeria de projetos (fotos reais) ---------- */
.galeria__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 50px;
}
.galeria__item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--cinza-linha);
  aspect-ratio: 4/3;
}
.galeria__item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.galeria__item:hover img { transform: scale(1.06); }
.galeria__item__tag {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px 16px 12px;
  background: linear-gradient(0deg, rgba(20,21,27,0.92), transparent);
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--branco-gelo);
}
.galeria__item--wide { grid-column: span 2; }

@media (max-width: 900px) {
  .galeria__grid { grid-template-columns: repeat(2, 1fr); }
  .galeria__item--wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  .galeria__grid { grid-template-columns: 1fr; }
  .galeria__item--wide { grid-column: span 1; }
}

/* ---------- Selo de credencial (CREA) ---------- */
.credencial {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--f-mono);
  font-size: 0.78rem;
  color: var(--cinza-texto);
  border: 1px solid var(--cinza-linha);
  border-radius: 999px;
  padding: 8px 16px;
  margin-top: 18px;
}
.credencial strong { color: var(--azul-eletrico-300); font-weight: 500; }

/* ---------- Página Sobre Nós (história) ---------- */
.historia-hero { padding: 70px 0 20px; }
.historia-hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  max-width: 820px;
  margin-bottom: 20px;
}
.historia-hero__lead {
  color: var(--cinza-texto);
  font-size: 1.1rem;
  max-width: 620px;
}

.historia {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 60px;
  align-items: start;
}
.historia__col p {
  color: var(--cinza-texto);
  margin-bottom: 22px;
  font-size: 1.02rem;
  line-height: 1.75;
}
.historia__col p strong { color: var(--branco-gelo); font-weight: 600; }

.historia__media {
  position: sticky;
  top: 110px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.historia__media img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--cinza-linha);
}

.pull-quote {
  border-left: 3px solid var(--vermelho);
  padding: 6px 0 6px 22px;
  margin: 36px 0;
  font-family: var(--f-display);
  font-size: 1.3rem;
  text-transform: none;
  letter-spacing: 0;
  line-height: 1.35;
  color: var(--branco-gelo);
}

.historia__stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
.historia__stat {
  border: 1px solid var(--cinza-linha);
  border-radius: var(--radius);
  padding: 18px 20px;
  background: var(--grafite-2);
}
.historia__stat strong {
  display: block;
  font-family: var(--f-display);
  font-size: 1.5rem;
  color: var(--azul-eletrico-300);
  margin-bottom: 4px;
}
.historia__stat span { font-size: 0.82rem; color: var(--cinza-texto); }

@media (max-width: 900px) {
  .historia { grid-template-columns: 1fr; gap: 30px; }
  .historia__media { position: static; }
}

/* ---------- Página Serviços: tabs + diagramas interativos ---------- */
.servicos-hero { padding: 70px 0 10px; }
.servicos-hero h1 { font-size: clamp(2.1rem, 4vw, 3rem); max-width: 760px; margin-bottom: 18px; }
.servicos-hero__lead { color: var(--cinza-texto); font-size: 1.08rem; max-width: 640px; }

.servicos-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 36px 0 8px;
  border-bottom: 1px solid var(--cinza-linha);
  padding-bottom: 0;
}
.servicos-tab {
  font-family: var(--f-display);
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  background: none;
  border: none;
  color: var(--cinza-texto);
  padding: 14px 6px 16px;
  cursor: pointer;
  position: relative;
  transition: color var(--transition);
}
.servicos-tab::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 3px;
  background: var(--azul-eletrico);
  transform: scaleX(0);
  transition: transform var(--transition);
}
.servicos-tab.is-active { color: var(--branco-gelo); }
.servicos-tab.is-active::after { transform: scaleX(1); }
.servicos-tab + .servicos-tab { margin-left: 18px; }

.servicos-panel { display: none; padding: 48px 0 10px; }
.servicos-panel.is-active { display: block; }

.diagram-block {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 50px;
  align-items: center;
}
.diagram-block__text p { color: var(--cinza-texto); margin-bottom: 18px; line-height: 1.7; }
.diagram-block__text h3 { font-size: clamp(1.5rem, 2.6vw, 2rem); margin-bottom: 16px; max-width: 420px; }
.diagram-block__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 22px;
}
.diagram-block__list li {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--cinza-texto);
}
.diagram-block__list li::before {
  content: "";
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--azul-eletrico);
  flex-shrink: 0;
  transform: translateY(-2px);
}

.diagram-interactive {
  position: relative;
  background: var(--grafite-2);
  border: 1px solid var(--cinza-linha);
  border-radius: var(--radius);
  padding: 10px;
  user-select: none;
}
.diagram-interactive__inner { position: relative; }
.diagram-interactive__art { width: 100%; height: auto; display: block; }
.diagram-interactive__hint {
  position: absolute;
  bottom: 10px; left: 16px;
  font-family: var(--f-mono);
  font-size: 0.65rem;
  color: var(--cinza-texto);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  opacity: 0.7;
}

.hotspot {
  position: absolute;
  width: 26px; height: 26px;
  margin: -13px;
  border-radius: 50%;
  background: var(--azul-eletrico);
  border: 3px solid var(--grafite-2);
  cursor: pointer;
  padding: 0;
  z-index: 2;
  box-shadow: 0 0 0 0 rgba(var(--azul-eletrico-rgb, 19,137,207), 0.5);
  animation: hotspot-pulse 2.4s ease-out infinite;
}
.hotspot:hover, .hotspot:focus-visible, .hotspot.is-open {
  background: var(--vermelho);
  animation: none;
}

@keyframes hotspot-pulse {
  0% { box-shadow: 0 0 0 0 rgba(19,137,207,0.5); }
  70% { box-shadow: 0 0 0 10px rgba(19,137,207,0); }
  100% { box-shadow: 0 0 0 0 rgba(19,137,207,0); }
}

.hotspot__tip {
  position: absolute;
  bottom: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  width: 220px;
  background: var(--grafite);
  border: 1px solid var(--cinza-linha);
  border-radius: 8px;
  padding: 14px 16px;
  text-align: left;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  z-index: 5;
  box-shadow: 0 14px 30px -10px rgba(0,0,0,0.5);
}
.hotspot__tip::after {
  content: "";
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  border: 7px solid transparent;
  border-top-color: var(--grafite);
}
.hotspot__tip strong {
  display: block;
  font-family: var(--f-mono);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--azul-eletrico-300);
  margin-bottom: 6px;
}
.hotspot__tip span { font-size: 0.85rem; color: var(--branco-gelo); line-height: 1.5; }

.hotspot:hover .hotspot__tip,
.hotspot:focus-visible .hotspot__tip,
.hotspot.is-open .hotspot__tip {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* tooltip flips below dot when too close to top edge */
.hotspot--flip .hotspot__tip {
  bottom: auto;
  top: calc(100% + 14px);
}
.hotspot--flip .hotspot__tip::after {
  top: auto; bottom: 100%;
  border-top-color: transparent;
  border-bottom-color: var(--grafite);
}

@media (max-width: 900px) {
  .diagram-block { grid-template-columns: 1fr; gap: 28px; }
  .hotspot__tip { width: 180px; font-size: 0.8rem; }
}

/* ---------- Utilitários de desenho técnico (SVGs interativos) ---------- */
.di-line { stroke: var(--azul-eletrico); stroke-width: 2; fill: none; }
.di-line-soft { stroke: var(--cinza-linha); stroke-width: 1.5; fill: none; }
.di-fill { fill: var(--grafite-3); stroke: var(--cinza-linha); stroke-width: 1.5; }
.di-fill-soft { fill: var(--grafite-3); stroke: none; }
.di-dash { stroke: var(--cinza-texto); stroke-width: 1.5; fill: none; stroke-dasharray: 5 5; opacity: 0.6; }
.di-dot { fill: var(--cinza-texto); opacity: 0.7; }
.di-ground { stroke: var(--cinza-linha); stroke-width: 2; }