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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background-color: #eeeeee;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* ── NAVBAR ── */
nav {
  background: linear-gradient(to bottom, #1a1a1a, #2d2d2d);
  display: flex;
  align-items: center;
  padding: 0 32px;
  height: 60px;
  gap: 28px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo span {
  color: #ffffff;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.3px;
}

nav a {
  color: #ffffff;
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  padding: 4px 0;
  transition: opacity 0.2s;
}

nav a:hover {
  opacity: 0.75;
}

/* ── MAIN ── */
main {
  flex: 1;
  padding: 48px 64px;
  max-width: 960px;
}

main.centered {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: 24px;
  gap: 32px;
}

.section-title {
  font-size: 15px;
  font-weight: 700;
  color: #111;
  margin-bottom: 16px;
}

.intro-text {
  font-size: 13.5px;
  color: #333;
  line-height: 1.7;
  margin-bottom: 48px;
  padding-left: 20px;
}

.why-section {
  margin-bottom: 48px;
}

.checklist {
  list-style: none;
  margin-top: 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.checklist li {
  font-size: 13.5px;
  color: #333;
  display: flex;
  align-items: center;
  gap: 10px;
}

.checklist li::before {
  content: '✓';
  color: #333;
  font-weight: 600;
  flex-shrink: 0;
}

.btn-acessar {
  display: block;
  width: fit-content;
  margin: 0 auto;
  background-color: #c62828;
  color: #fff;
  text-decoration: none;
  padding: 12px 32px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.8px;
  border-radius: 4px;
  border: none;
  cursor: pointer;
  transition: background-color 0.2s;
}

.btn-acessar:hover {
  background-color: #a81f1f;
}

/* ── FOOTER ── */
footer {
  background-color: #c62828;
  padding: 28px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-left {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-left a {
  color: #fff;
  text-decoration: none;
  font-size: 13px;
  display: flex;
  align-items: center;
  gap: 8px;
}

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

.footer-right {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-right img {
  display: block;
}