:root {
  --petroleo: #18343d;
  --petroleo-2: #355d69;
  --texto: #172a30;
  --texto-suave: #60737a;
  --off-white: #f6f8f8;
  --branco: #ffffff;

  /* Verde reservado prioritariamente para ações */
  --verde: #2e7d5b;
  --verde-hover: #25684b;

  --borda: #dfe7e9;
  --container: 1180px;
  --radius: 18px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Inter, Arial, Helvetica, sans-serif;
  color: var(--texto);
  background: var(--branco);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.narrow {
  max-width: 900px;
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--borda);
}

.header-inner {
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.brand {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.4px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 30px;
}

.main-nav a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
}

.main-nav a:hover {
  color: var(--verde);
}

.main-nav .nav-cta {
  background: var(--verde);
  color: var(--branco);
  padding: 11px 18px;
  border-radius: 8px;
}

.main-nav .nav-cta:hover {
  background: var(--verde-hover);
  color: var(--branco);
}

/* HERO */

.hero {
  min-height: 720px;
  display: flex;
  align-items: center;
  background:
    radial-gradient(circle at 85% 20%, rgba(53, 93, 105, 0.11), transparent 35%),
    var(--off-white);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 80px;
  align-items: center;
}

.eyebrow,
.section-label {
  display: block;
  margin-bottom: 20px;
  color: var(--petroleo-2);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 720px;
  font-size: clamp(50px, 6.5vw, 82px);
  line-height: 0.99;
  letter-spacing: -0.055em;
  margin-bottom: 30px;
}

.hero-text {
  max-width: 680px;
  font-size: 20px;
  color: var(--texto-suave);
  margin-bottom: 38px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}

/* BOTÕES */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 14px 24px;
  border-radius: 9px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s ease, background 0.2s ease;
}

.btn-primary {
  background: var(--verde);
  color: var(--branco);
}

.btn-primary:hover {
  background: var(--verde-hover);
  transform: translateY(-2px);
}

.btn-link {
  color: var(--petroleo);
  font-weight: 700;
  text-decoration: none;
  border-bottom: 1px solid var(--petroleo);
}

/* HERO VISUAL */

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.orbit {
  width: 420px;
  height: 420px;
  position: relative;
  border: 1px solid rgba(24, 52, 61, 0.18);
  border-radius: 50%;
}

.orbit::before {
  content: "";
  position: absolute;
  inset: 65px;
  border: 1px solid rgba(24, 52, 61, 0.12);
  border-radius: 50%;
}

.orbit span {
  position: absolute;
  padding: 8px 13px;
  background: var(--branco);
  border: 1px solid var(--borda);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  box-shadow: 0 8px 30px rgba(24, 52, 61, 0.07);
}

.orbit span:nth-child(1) { top: 20px; left: 170px; }
.orbit span:nth-child(2) { top: 100px; right: -5px; }
.orbit span:nth-child(3) { bottom: 95px; right: -10px; }
.orbit span:nth-child(4) { bottom: 15px; left: 170px; }
.orbit span:nth-child(5) { bottom: 100px; left: -10px; }
.orbit span:nth-child(6) { top: 100px; left: -5px; }

.orbit-center {
  position: absolute;
  inset: 50%;
  width: 150px;
  height: 150px;
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--petroleo);
  color: var(--branco);
  border-radius: 50%;
  font-weight: 700;
}

/* SEÇÕES */

.section {
  padding: 110px 0;
}

.section-light {
  background: var(--off-white);
}

.section h2 {
  max-width: 850px;
  margin-bottom: 28px;
  font-size: clamp(36px, 4.5vw, 58px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.section-intro {
  max-width: 780px;
  font-size: 20px;
  color: var(--texto-suave);
}

/* DORES */

.pain-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: 65px;
  background: var(--borda);
  border: 1px solid var(--borda);
}

.pain-item {
  padding: 35px;
  background: var(--branco);
}

.pain-item h3 {
  margin-bottom: 8px;
  font-size: 20px;
}

.pain-item p {
  color: var(--texto-suave);
}

/* SERVIÇOS */

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 60px;
}

.service-card {
  min-height: 260px;
  padding: 36px;
  border: 1px solid var(--borda);
  border-radius: var(--radius);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 45px rgba(24, 52, 61, 0.08);
}

.service-number {
  display: block;
  margin-bottom: 42px;
  color: var(--texto-suave);
  font-size: 13px;
}

.service-card h3 {
  margin-bottom: 12px;
  font-size: 25px;
}

.service-card p {
  color: var(--texto-suave);
}

/* GEO */

.section-geo {
  background: var(--petroleo);
  color: var(--branco);
}

.section-geo .section-label {
  color: #aac3ca;
}

.section-geo p {
  max-width: 700px;
  margin-top: 20px;
  color: #d5e0e3;
  font-size: 18px;
}

.geo-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 80px;
  align-items: center;
}

.geo-box {
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  overflow: hidden;
}

.geo-row {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 25px;
  padding: 28px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.13);
}

.geo-row:last-child {
  border-bottom: 0;
}

.geo-row span {
  color: #aac3ca;
  font-weight: 700;
}

/* MÉTODO */

.method-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 60px;
}

.method-step {
  padding-top: 24px;
  border-top: 2px solid var(--petroleo);
}

.method-step > span {
  color: var(--texto-suave);
  font-size: 13px;
}

.method-step h3 {
  margin: 18px 0 10px;
  font-size: 22px;
}

.method-step p {
  color: var(--texto-suave);
}

/* EXPERIÊNCIA */

.section-dark {
  background: #10282f;
  color: var(--branco);
}

.section-label-light {
  color: #aac3ca;
}

.experience-intro {
  max-width: 720px;
  color: #d5e0e3;
  font-size: 19px;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 65px;
}

.result-card {
  padding: 35px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
}

.result-card strong {
  display: block;
  margin-bottom: 10px;
  font-size: clamp(40px, 5vw, 64px);
  line-height: 1;
}

.result-card span {
  color: #c3d3d7;
}

/* CTA */

.cta-section {
  background: var(--petroleo);
  color: var(--branco);
}

.cta-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 70px;
  align-items: center;
}

.cta-section p {
  max-width: 700px;
  color: #d5e0e3;
  font-size: 18px;
}

.btn-large {
  min-width: 190px;
  min-height: 60px;
}

/* FOOTER */

.site-footer {
  padding: 50px 0;
  background: #0c2026;
  color: var(--branco);
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 30px;
}

.footer-inner p {
  margin-top: 5px;
  color: #9fb4ba;
}

.footer-links {
  display: flex;
  gap: 25px;
}

.footer-links a {
  color: #d5e0e3;
  text-decoration: none;
}

/* ACESSIBILIDADE */

a:focus-visible {
  outline: 3px solid #78b99a;
  outline-offset: 4px;
}

/* RESPONSIVO */

@media (max-width: 900px) {
  .main-nav a:not(.nav-cta) {
    display: none;
  }

  .hero {
    min-height: auto;
    padding: 90px 0;
  }

  .hero-grid,
  .geo-grid,
  .cta-inner {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    margin-top: 25px;
  }

  .orbit {
    width: 330px;
    height: 330px;
  }

  .orbit::before {
    inset: 55px;
  }

  .orbit span:nth-child(1) { top: 10px; left: 130px; }
  .orbit span:nth-child(2) { top: 80px; right: -5px; }
  .orbit span:nth-child(3) { bottom: 75px; right: -5px; }
  .orbit span:nth-child(4) { bottom: 8px; left: 130px; }
  .orbit span:nth-child(5) { bottom: 75px; left: -5px; }
  .orbit span:nth-child(6) { top: 80px; left: -5px; }

  .service-grid,
  .pain-grid {
    grid-template-columns: 1fr;
  }

  .method-grid,
  .results-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .container {
    width: min(calc(100% - 36px), var(--container));
  }

  .header-inner {
    min-height: 68px;
  }

  .brand {
    font-size: 17px;
  }

  .main-nav .nav-cta {
    padding: 9px 13px;
    font-size: 12px;
  }

  .hero h1 {
    font-size: 48px;
  }

  .hero-text {
    font-size: 18px;
  }

  .hero-visual {
    display: none;
  }

  .section {
    padding: 78px 0;
  }

  .section h2 {
    font-size: 38px;
  }

  .method-grid,
  .results-grid {
    grid-template-columns: 1fr;
  }

  .footer-inner,
  .footer-links {
    flex-direction: column;
  }

  /* MENU MOBILE */

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 9px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background: var(--petroleo);
  transition: 0.2s ease;
}

@media (max-width: 900px) {

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;

    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;

    padding: 18px 24px 24px;

    background: var(--branco);
    border-bottom: 1px solid var(--borda);

    box-shadow: 0 14px 30px rgba(24, 52, 61, 0.08);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a,
  .main-nav a:not(.nav-cta) {
    display: block;
    padding: 14px 0;
    font-size: 16px;
  }

  .main-nav .nav-cta {
    margin-top: 10px;
    padding: 14px 18px;
    text-align: center;
  }

}
}