/* ==============================================
   Página Sobre – mesmo estilo do site
   ============================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Charter', 'Georgia', 'Times New Roman', serif;
  background: #fff;
  color: #111;
  line-height: 1.7;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  border-bottom: 1px solid #eaeaea;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 20;
}
.header-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 1.15rem;
  font-weight: 650;
  text-decoration: none;
  color: #111;
}
nav a {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  text-decoration: none;
  color: #555;
  font-size: 0.9rem;
  margin-left: 1.2rem;
}
nav a:hover, nav a.active {
  color: #000;
  text-decoration: underline;
}
.dark-mode-toggle {
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem;
  border-radius: 50%;
  transition: background 0.2s;
}
.dark-mode-toggle:hover {
  background: rgba(0,0,0,0.05);
}

.page-container {
  flex: 1;
  max-width: 700px;
  margin: 0 auto;
  padding: 3rem 1.5rem 5rem;
  width: 100%;
}
.page-content h1 {
  font-size: 2.4rem;
  margin-bottom: 1.5rem;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.page-content p {
  margin-bottom: 1.5rem;
  color: #2d3748;
}
.about-content p strong {
  color: #0D8F81;
}

.site-footer {
  border-top: 1px solid #eee;
  text-align: center;
  padding: 1.5rem;
  font-size: 0.8rem;
  color: #aaa;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  margin-top: auto;
}
.footer-inner {
  max-width: 800px;
  margin: 0 auto;
}
.footer-nav {
  margin-bottom: 0.8rem;
}
.footer-nav a {
  color: #666;
  text-decoration: none;
  margin: 0 0.8rem;
  font-size: 0.8rem;
}
.footer-nav a:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .header-inner { padding: 0.8rem 1rem; }
  nav a { margin-left: 0.8rem; font-size: 0.8rem; }
  .page-container { padding: 2rem 1rem; }
  .page-content h1 { font-size: 1.8rem; }
}

body.dark-mode .page-content p { color: #cbd5e1; }
body.dark-mode .about-content p strong { color: #85b0df; }
body.dark-mode .site-footer { border-top-color: #2a2f36; }
body.dark-mode .footer-nav a { color: #9ca3af; }
body.dark-mode .footer-nav a:hover { color: #fff; }