:root {
  --background: #ffffff;
  --primary: #1b3b36;
  --accent: #14b8a6;
  --accent-strong: #2563eb;
  --text: #12302b;
  --muted: #5c716d;
  --border: rgba(27, 59, 54, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--background);
  line-height: 1.7;
}

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

h1,
h2,
h3 {
  font-family: 'Poppins', sans-serif;
  color: var(--primary);
  line-height: 1.2;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero-section {
  min-height: 92vh;
  padding: 2rem 0 3rem;
  background-image: linear-gradient(120deg, rgba(11, 24, 21, 0.72) 0%, rgba(255, 255, 255, 0.1) 45%, rgba(11, 24, 21, 0.28) 100%), url('assets/hero-artigo-1.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.hero-section::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0.18) 100%);
  pointer-events: none;
}

.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 999px;
  background: #ffffff;
  backdrop-filter: blur(10px);
  box-shadow: 0 15px 40px rgba(17, 24, 39, 0.12);
  position: relative;
  z-index: 1;
  margin-top: 1.5rem;
}

.logo-strip {
  max-width: 420px;
}

.logo-strip img {
  width: 100%;
  height: auto;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-strong);
  color: white;
  text-decoration: none;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.25);
}

.btn-about {
  display: flex;
  align-items: center;
  justify-content: center;
  width: fit-content;
  background: var(--accent);
  color: white;
  text-decoration: none;
  padding: 0.9rem 1.4rem;
  border-radius: 999px;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(20, 184, 166, 0.2);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn-about:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(20, 184, 166, 0.25);
}

.section {
  padding: 5rem 0;
}

.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.about-grid .btn-about {
  grid-column: 1;
  margin-top: 3.5rem;
}

.about-grid h2 {
  color: var(--accent-strong);
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  margin: 0;
}

.about-title-col {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1rem;
}

.about-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.audience-section {
  background: var(--accent-strong);
  color: white;
}

.audience-content {
  max-width: 760px;
}

.audience-section h2 {
  color: white;
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.audience-section p {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  margin: 0;
}

.section-title.centered {
  text-align: center;
  margin-bottom: 2rem;
  font-size: clamp(2rem, 3.2vw, 2.8rem);
}

.benefit-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.benefit-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 1.7rem;
  box-shadow: 0 14px 32px rgba(17, 24, 39, 0.06);
  text-align: center;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 38px rgba(17, 24, 39, 0.1);
}

.benefit-card h3 {
  margin-top: 0;
  color: var(--accent-strong);
  font-size: 1.35rem;
}

.involvement-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 2rem;
  align-items: start;
}

.involvement-grid h2 {
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  margin: 0;
}

.check-list {
  padding-left: 1.2rem;
  display: grid;
  gap: 0.8rem;
  color: var(--text);
  margin: 0;
}

.cta-section {
  background: var(--accent);
  color: white;
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 2rem;
  align-items: center;
}

.cta-copy h2 {
  color: white;
  font-size: clamp(2rem, 3.2vw, 2.9rem);
  margin-top: 0;
  margin-bottom: 0.75rem;
}

.cta-copy p {
  font-size: 1.05rem;
  margin-bottom: 1.25rem;
}

.cta-section .cta-button {
  background: var(--accent-strong);
  color: white;
  box-shadow: 0 10px 25px rgba(17, 24, 39, 0.12);
}

.cta-image-card {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 22px 54px rgba(17, 24, 39, 0.16);
  max-height: 300px;
  background: #f3f4f6;
}

.cta-image-card img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  object-position: center;
  image-rendering: auto;
  transform: scale(1.02);
}

.footer {
  padding: 2.25rem 0 2.75rem;
  background: var(--primary);
  color: #dcebe9;
  font-size: 0.95rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer a {
  color: #a7f3e8;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 0.5rem 1.5rem;
  align-items: start;
}

.footer-contact {
  justify-self: end;
  margin: 0;
}

.credits {
  grid-column: 1 / -1;
  font-size: 0.9rem;
  color: #b7d8d3;
  margin: 0;
}

@media (max-width: 900px) {
  .about-grid {
    display: flex;
    flex-direction: column;
  }

  .about-columns,
  .involvement-grid,
  .cta-grid,
  .benefit-cards {
    grid-template-columns: 1fr;
  }

  .about-title-col {
    order: 1;
  }

  .about-columns {
    order: 2;
  }

  .about-grid .btn-about {
    order: 3;
    grid-column: auto;
    margin-top: -0.5rem;
  }

  .top-bar {
    flex-direction: column;
    align-items: center;
    border-radius: 24px;
    padding: 0.75rem 1rem;
    gap: 0.75rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
  }

  .footer-contact {
    justify-self: start;
  }
}

@media (max-width: 640px) {
  .hero-section {
    min-height: 72vh;
    padding-top: 0.75rem;
  }

  .top-bar {
    flex-wrap: wrap;
    width: calc(100% - 1rem);
    margin: 0.75rem auto;
  }

  .logo-strip {
    max-width: 240px;
  }

  .cta-button {
    width: 100%;
  }

  .section {
    padding: 3rem 0;
  }
}