:root {
  --green-950: #0b2d26;
  --green-900: #123a32;
  --green-800: #1b4d43;
  --green-700: #256457;
  --green-600: #2f7a69;
  --green-500: #3f8f7d;

  --sage-50: #f5f8f6;
  --sage-100: #e8efeb;
  --sage-200: #d7e3dd;

  --gray-600: #52615d;
  --gray-800: #1e2a27;
  --white: #ffffff;

  --shadow: 0 24px 70px rgba(11, 45, 38, 0.16);
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
}

a {
  color: inherit;
}

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.narrow {
  max-width: 860px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: #ffffff;
  color: var(--green-950);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #d7e3dd;
}

.header-content {
  min-height: 76px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--green-600), var(--green-500));
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 1.35rem;
}

.brand-logo {
  height: 75px;
  width: auto;
  display: block;
}

.brand strong {
  display: block;
  font-size: 1.05rem;
  letter-spacing: 0.02em;
}

.brand small {
  display: block;
  color: var(--gray-300);
  font-size: 0.78rem;
}

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

.main-nav a {
  text-decoration: none;
  color: var(--green-900);
  font-size: 0.95rem;
  font-weight: 600;
}

.main-nav a:hover {
  color: var(--green-600);
}

.hero {
  background:
    radial-gradient(circle at top right, rgba(63, 143, 125, 0.28), transparent 34%),
    linear-gradient(135deg, var(--green-950), var(--green-800));
  color: var(--white);
  padding: 92px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 48px;
  align-items: center;
}

.eyebrow,
.section-label {
  color: var(--green-600);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  font-size: 0.78rem;
  margin-bottom: 14px;
}

.hero .eyebrow {
  color: #7dd3fc;
}

.hero h1 {
  font-size: clamp(2.2rem, 5vw, 4.4rem);
  line-height: 1.05;
  max-width: 820px;
  margin-bottom: 24px;
}

.hero-description {
  font-size: 1.16rem;
  color: #dbeafe;
  max-width: 720px;
  margin-bottom: 34px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 12px;
  text-decoration: none;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--white);
  color: var(--green-950);
}

.btn-secondary {
  border: 1px solid rgba(255, 255, 255, 0.55);
  color: var(--white);
}

.btn-light {
  background: var(--white);
  color: var(--green-950);
}

.hero-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 24px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.hero-card h2 {
  font-size: 1.6rem;
  line-height: 1.2;
  margin-bottom: 14px;
}

.hero-card p {
  color: #e0f2fe;
}

.metric-list {
  margin-top: 28px;
  display: grid;
  gap: 14px;
}

.metric-list div {
  padding: 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.10);
}

.metric-list strong {
  display: block;
  color: var(--white);
}

.metric-list span {
  color: #dbeafe;
  font-size: 0.93rem;
}

.section {
  padding: 82px 0;
}

.section-muted {
  background: var(--sage-50);
}

.section h2 {
  color: var(--green-950);
  font-size: clamp(1.8rem, 3vw, 2.7rem);
  line-height: 1.16;
  margin-bottom: 22px;
}

.section p {
  font-size: 1.04rem;
  color: var(--gray-600);
  margin-bottom: 16px;
}

.sobre-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 64px;
  align-items: center;
}

.sobre-texto {
  max-width: 760px;
}

.sobre-perfil {
  display: flex;
  justify-content: center;
}

.perfil-card {
  width: 100%;
  max-width: 340px;
  background: var(--sage-50);
  border: 1px solid var(--sage-200);
  border-radius: 28px;
  padding: 26px;
  box-shadow: 0 18px 50px rgba(11, 45, 38, 0.10);
  text-align: center;
}

.perfil-foto {
  width: 230px;
  height: 230px;
  object-fit: cover;
  object-position: center;
  border-radius: 50%;
  border: 5px solid #ffffff;
  box-shadow: 0 16px 40px rgba(11, 45, 38, 0.18);
  margin-bottom: 22px;
}

.perfil-info h3 {
  color: var(--green-950);
  font-size: 1.25rem;
  line-height: 1.25;
  margin-bottom: 8px;
}

.perfil-info p {
  color: var(--gray-600);
  font-size: 0.96rem;
  margin-bottom: 6px;
}

.perfil-info span {
  display: inline-block;
  color: var(--green-700);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.cards-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  background: var(--white);
  border: 1px solid #e5e7eb;
  border-radius: 20px;
  padding: 28px;
  box-shadow: 0 14px 45px rgba(15, 23, 42, 0.06);
}

.card h3 {
  color: var(--green-950);
  font-size: 1.18rem;
  line-height: 1.25;
  margin-bottom: 12px;
}

.card p {
  font-size: 0.98rem;
  margin-bottom: 0;
}

.economapp-box {
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 40px;
  align-items: start;
}

.platform-panel {
  background: var(--green-950);
  color: var(--white);
  padding: 30px;
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.platform-panel h3 {
  margin-bottom: 18px;
  font-size: 1.35rem;
}

.platform-link {
  display: block;
  text-decoration: none;
  background: rgba(255, 255, 255, 0.09);
  padding: 14px 16px;
  border-radius: 12px;
  margin-bottom: 12px;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.platform-link:hover {
  background: rgba(255, 255, 255, 0.16);
}

.platform-panel .note {
  color: #cbd5e1;
  font-size: 0.9rem;
  margin-top: 18px;
  margin-bottom: 0;
}

.section-dark {
  background: linear-gradient(135deg, var(--green-950), var(--green-800));
  color: var(--white);
}

.section-dark h2,
.section-dark p {
  color: var(--white);
}

.cta {
  text-align: center;
  max-width: 820px;
}

.cta p {
  color: #dbeafe;
  margin-bottom: 28px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
}

.contact-card {
  background: var(--sage-50);
  border: 1px solid #e5e7eb;
  border-radius: 20px;
  padding: 28px;
}

.contact-card p {
  margin-bottom: 10px;
}

.site-footer {
  background: var(--green-950);
  color: #ffffff;
  padding: 28px 0;
}

.site-footer p {
  color: #ffffff;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: 0.92rem;
}

@media (max-width: 900px) {
  .header-content,
  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .main-nav {
    flex-wrap: wrap;
    gap: 14px;
  }

  .hero {
    padding: 68px 0;
  }

  .hero-grid,
  .economapp-box,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .cards-grid {
    grid-template-columns: 1fr;
  }
  
  .sobre-grid {
  grid-template-columns: 1fr;
  gap: 36px;
}

.sobre-texto {
  max-width: 100%;
}

.sobre-perfil {
  justify-content: flex-start;
}

  .section {
    padding: 64px 0;
  }
}

@media (max-width: 520px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .main-nav {
    font-size: 0.9rem;
  }

  .hero-card,
  .platform-panel,
  .card,
  .contact-card {
    border-radius: 18px;
    padding: 22px;
  }
  
  .perfil-card {
  max-width: 100%;
}

.perfil-foto {
  width: 180px;
  height: 180px;
}
}