main {
  flex: 1;
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 2rem;
}

.view-container {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.landing-hero {
  text-align: center;
  padding: 4rem 0;
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.info-card {
  background-color: var(--bg-secondary);
  padding: 1.5rem;
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.info-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--primary-color);
}

.info-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.tool-card {
  background-color: var(--bg-secondary);
  border-radius: var(--card-radius);
  border: 1px solid var(--border-color);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tool-view-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.header-left h2 {
  font-size: 1.5rem;
}

.site-footer {
  text-align: center;
  padding: 2rem;
  border-top: 1px solid var(--border-color);
  margin-top: auto;
  color: var(--text-secondary);
}

.ad-container {
  margin: 2rem auto;
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border: 1px dashed var(--border-color);
  border-radius: var(--card-radius);
  text-align: center;
  max-width: 800px;
  width: 100%;
}