:root {
  --yellow: #fdb913;
  --yellow-light: #fff3c4;
  --olive: #7a8b28;
  --olive-dark: #5f6d1f;
  --lime: #b8c500;
  --lime-light: #d4e157;
  --blue: #1a5276;
  --blue-dark: #0f3d57;
  --footer-green: #6b9b3a;
  --whatsapp: #25d366;
  --text: #222;
  --text-muted: #444;
  --white: #fff;
  --shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
  --container: min(1200px, calc(100% - 2rem));
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Montserrat", Arial, sans-serif;
  color: var(--text);
  line-height: 1.6;
  background: var(--white);
  overflow-x: clip;
}

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

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

ul {
  margin: 0;
  padding-left: 1.1rem;
}

.container {
  width: var(--container);
  margin-inline: auto;
}

.top-bar {
  background: var(--yellow);
  color: #111;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  padding: 0.45rem 1rem;
}

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
}

.header-inner {
  width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.75rem 0;
}

.logo {
  display: flex;
  align-items: center;
  line-height: 0;
}

.logo-img {
  display: block;
  height: 42px;
  width: auto;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  border: 0;
  background: transparent;
  cursor: pointer;
  padding: 0.35rem;
  z-index: 101;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--blue);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0;
  background: var(--olive);
  border-radius: 2px;
  overflow: hidden;
}

.nav a {
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.85rem 1rem;
  white-space: nowrap;
  transition: background 0.2s;
}

.nav a:hover,
.nav a:focus-visible {
  background: var(--olive-dark);
}

.hero {
  position: relative;
  overflow: hidden;
}

.hero-slider {
  position: relative;
  min-height: clamp(320px, 55vw, 520px);
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.8s ease;
  pointer-events: none;
}

.hero-slide.active {
  opacity: 1;
  pointer-events: auto;
}

.hero-slide img,
.hero-slide video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(0, 0, 0, 0.55) 0%,
    rgba(0, 0, 0, 0.25) 55%,
    rgba(0, 0, 0, 0.1) 100%
  );
}

.hero-content {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: 2rem;
  z-index: 1;
}

.hero-content h1 {
  max-width: 14ch;
  margin: 0;
  color: var(--white);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.35);
}

.hero-content p {
  max-width: 36ch;
  margin: 1rem 0 0;
  color: rgba(255, 255, 255, 0.95);
  font-size: clamp(0.95rem, 1.5vw, 1.1rem);
}

.hero-dots {
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 0.5rem;
  z-index: 2;
}

.hero-dots button {
  width: 10px;
  height: 10px;
  border: 0;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.45);
  cursor: pointer;
}

.hero-dots button.active {
  background: var(--yellow);
}

.section-header {
  padding: 1.5rem 0;
  text-align: center;
}

.section-header--lime {
  background: var(--lime);
}

.section-header--gold {
  background: var(--yellow);
  height: 8px;
  padding: 0;
}

.section-header--thin {
  padding: 0.35rem 0;
}

.section-kicker {
  margin: 0 0 0.25rem;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--olive-dark);
}

.section-kicker--gold {
  color: #b8860b;
}

.section-header h2,
.section-title {
  margin: 0;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  color: #1a1a1a;
}

.section-title {
  text-align: center;
  color: var(--blue);
  margin-bottom: 2.5rem;
}

.areas-gallery {
  background: #fff;
}

.areas-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
}

.areas-grid img {
  width: 100%;
  aspect-ratio: 3 / 5;
  object-fit: cover;
}

.services {
  padding: 3rem 0;
  background: #fafafa;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.service-card {
  background: var(--white);
  border: 1px solid #e8e8e8;
  border-radius: 4px;
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow);
}

.service-icon {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.service-card h3 {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
  color: var(--blue);
}

.service-card li {
  margin-bottom: 0.35rem;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.service-note {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.expertise {
  padding: 2.5rem 0;
}

.expertise-row {
  display: grid;
  grid-template-columns: minmax(260px, 420px) 1fr;
  gap: 2rem;
  align-items: center;
  margin-bottom: 2.5rem;
}

.expertise-row--reverse {
  grid-template-columns: 1fr minmax(260px, 420px);
}

.expertise-row--reverse .expertise-image {
  order: 2;
}

.expertise-row--reverse .expertise-text {
  order: 1;
}

.expertise-image img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.expertise-text h3 {
  margin: 0 0 0.75rem;
  font-size: 1.25rem;
  color: #111;
}

.expertise-text p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.coverage {
  padding: 1.5rem 0 2.5rem;
}

.coverage-text {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin: 0;
  font-size: 1.35rem;
  font-weight: 600;
  color: #111;
}

.coverage-icon {
  width: 72px;
  height: auto;
  flex-shrink: 0;
}

.clients {
  padding: 2.5rem 0 3rem;
  overflow: hidden;
}

.clients-marquee__track {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    90deg,
    transparent,
    #000 5%,
    #000 95%,
    transparent
  );
  mask-image: linear-gradient(
    90deg,
    transparent,
    #000 5%,
    #000 95%,
    transparent
  );
}

.clients-marquee__inner {
  display: flex;
  width: max-content;
  animation: clients-scroll 55s linear infinite;
}

.clients-marquee__group {
  display: flex;
  align-items: center;
  gap: clamp(2rem, 4vw, 3.5rem);
  padding-right: clamp(2rem, 4vw, 3.5rem);
  margin: 0;
  list-style: none;
}

.clients-marquee__group li {
  flex-shrink: 0;
}

.clients-marquee__group img {
  display: block;
  height: clamp(3.25rem, 5.5vw, 4.75rem);
  width: auto;
  max-width: 12rem;
  object-fit: contain;
}

.clients-marquee__group img[src*="justica-federal-sergipe"],
.clients-marquee__group img[src*="ac-engenharia"],
.clients-marquee__group img[src*="vli"],
.clients-marquee__group img[src*="celi"],
.clients-marquee__group img[src*="dual-construtora"],
.clients-marquee__group img[src*="ffb-construcoes"],
.clients-marquee__group img[src*="flodim"],
.clients-marquee__group img[src*="instituto-gestao-verde"],
.clients-marquee__group img[src*="tinaga"],
.clients-marquee__group img[src*="cemp"] {
  height: clamp(3.75rem, 6.25vw, 5.25rem);
  max-width: 13.5rem;
}

@keyframes clients-scroll {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .clients-marquee__inner {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    width: 100%;
    gap: 1.5rem;
  }

  .clients-marquee__group[aria-hidden="true"] {
    display: none;
  }

  .clients-marquee__group {
    flex-wrap: wrap;
    justify-content: center;
    padding-right: 0;
  }
}

.about-grid,
.partner-grid {
  display: grid;
  grid-template-columns: 1.15fr minmax(0, 0.85fr);
  gap: 2.5rem;
  align-items: center;
  padding: 3rem 0;
}

.about-image img {
  width: 100%;
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.partner-image {
  display: flex;
  justify-content: center;
}

.partner-image img {
  width: 100%;
  max-width: 18rem;
  border-radius: 4px;
}

.about-content h2,
.partner-content h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--blue);
}

.about-content p,
.partner-content p {
  margin: 0 0 1rem;
  color: var(--text-muted);
  text-align: justify;
}

.partner-grid--reverse {
  padding-top: 0;
}

.experience-banner {
  background: var(--blue);
  color: var(--white);
  padding: 2rem 0;
  text-align: center;
}

.experience-banner p {
  margin: 0;
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 500;
  max-width: 900px;
  margin-inline: auto;
}

.training {
  padding: 3.5rem 0 2rem;
  background: #f7f7f7;
}

.training-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 2rem;
  align-items: start;
}

.training-content h2 {
  margin: 0 0 1rem;
  color: var(--blue);
  font-size: clamp(1.4rem, 2.5vw, 1.8rem);
}

.training-content p {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--olive);
  color: var(--white);
  font-weight: 700;
  padding: 0.85rem 1.5rem;
  border-radius: 6px;
  transition: background 0.2s, transform 0.2s;
}

.btn-whatsapp svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.btn-whatsapp:hover {
  background: var(--olive-dark);
  transform: translateY(-1px);
}

.training-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.training-gallery img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.training-photos {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
  align-items: stretch;
}

.training-photos img {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.training-caption {
  text-align: center;
  margin: 2rem 0 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.footer {
  background: var(--footer-green);
  color: var(--white);
  padding: 2.5rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  text-align: center;
  margin-bottom: 1.5rem;
}

.footer-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}

.footer-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--yellow);
  font-size: 1.2rem;
}

.footer a {
  color: var(--white);
  font-weight: 600;
}

.footer a:hover {
  text-decoration: underline;
}

.footer-copy {
  margin: 0;
  text-align: center;
  font-size: 0.82rem;
  opacity: 0.95;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  padding-top: 1rem;
}

.float-whatsapp,
.float-top {
  position: fixed;
  right: 1.25rem;
  z-index: 90;
  border: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
  transition: transform 0.2s;
}

.float-whatsapp {
  bottom: 1.25rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--whatsapp);
}

.float-whatsapp svg {
  width: 30px;
  height: 30px;
  fill: var(--white);
}

.float-top {
  bottom: 5.5rem;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #c4a035;
  color: var(--white);
  font-size: 1.1rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s, transform 0.2s;
}

.float-top.visible {
  opacity: 1;
  visibility: visible;
}

.float-whatsapp:hover,
.float-top:hover {
  transform: scale(1.05);
}

@media (max-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  :root {
    --container: min(1200px, calc(100% - 1.25rem));
  }

  .top-bar {
    font-size: 0.78rem;
    padding-inline: 0.75rem;
  }

  .header-inner {
    padding-block: 0.65rem;
  }

  .logo-img {
    height: 36px;
  }

  .nav-toggle {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    display: none;
    border-radius: 0;
    background: var(--olive);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
  }

  .nav.open {
    display: flex;
  }

  .nav a {
    padding: 1rem 1.25rem;
    font-size: 0.92rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    white-space: normal;
  }

  .hero-slider {
    min-height: clamp(280px, 72vw, 420px);
  }

  .hero-content {
    padding-block: 1.5rem;
  }

  .hero-content h1 {
    max-width: 100%;
    font-size: clamp(1.55rem, 7vw, 2rem);
  }

  .hero-content p {
    font-size: 0.95rem;
  }

  .section-header {
    padding: 1.25rem 0;
  }

  .section-title {
    margin-bottom: 1.75rem;
  }

  .services {
    padding: 2rem 0;
  }

  .services-grid,
  .expertise-row,
  .expertise-row--reverse,
  .about-grid,
  .partner-grid,
  .partner-grid--reverse,
  .footer-grid,
  .training-photos,
  .areas-grid {
    grid-template-columns: 1fr;
  }

  .areas-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 0.35rem;
  }

  .areas-grid img {
    aspect-ratio: 4 / 5;
  }

  .expertise {
    padding: 2rem 0;
  }

  .expertise-row,
  .expertise-row--reverse {
    grid-template-columns: 1fr;
    gap: 1.25rem;
    margin-bottom: 2rem;
  }

  .expertise-row--reverse .expertise-image,
  .expertise-row--reverse .expertise-text,
  .partner-grid--reverse .partner-image,
  .partner-grid--reverse .partner-content {
    order: unset;
  }

  .expertise-text h3 {
    font-size: 1.15rem;
  }

  .coverage {
    padding: 1.25rem 0 2rem;
  }

  .coverage-text {
    flex-direction: column;
    gap: 0.75rem;
    font-size: 1.1rem;
    text-align: center;
    padding-inline: 0.5rem;
  }

  .coverage-icon {
    width: 56px;
  }

  .clients-marquee__group img {
    height: clamp(2.5rem, 8vw, 3.25rem);
    max-width: 9rem;
  }

  .clients-marquee__group img[src*="justica-federal-sergipe"],
  .clients-marquee__group img[src*="ac-engenharia"],
  .clients-marquee__group img[src*="vli"],
  .clients-marquee__group img[src*="celi"],
  .clients-marquee__group img[src*="dual-construtora"],
  .clients-marquee__group img[src*="ffb-construcoes"],
  .clients-marquee__group img[src*="flodim"],
  .clients-marquee__group img[src*="instituto-gestao-verde"],
  .clients-marquee__group img[src*="tinaga"],
  .clients-marquee__group img[src*="cemp"] {
    height: clamp(2.75rem, 9vw, 3.5rem);
    max-width: 10rem;
  }

  .about-grid,
  .partner-grid {
    gap: 1.5rem;
    padding: 2rem 0;
  }

  .about-content p,
  .partner-content p {
    text-align: left;
  }

  .partner-image img {
    max-width: 14rem;
  }

  .training {
    padding: 2.5rem 0 1.5rem;
  }

  .training-gallery {
    grid-template-columns: 1fr;
  }

  .training-photos {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
  }

  .footer {
    padding: 2rem 0 1.25rem;
  }

  .footer-grid {
    gap: 1.25rem;
  }

  .footer a {
    font-size: 0.92rem;
    word-break: break-word;
  }

  .footer-copy {
    font-size: 0.75rem;
    padding-inline: 0.5rem;
  }

  .float-whatsapp {
    right: 1rem;
    bottom: 1rem;
    width: 52px;
    height: 52px;
  }

  .float-top {
    right: 1rem;
    bottom: 4.75rem;
    width: 38px;
    height: 38px;
  }

  body.nav-open {
    overflow: hidden;
  }
}

@media (max-width: 480px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .training-photos {
    grid-template-columns: 1fr;
  }

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