*,
*::before,
*::after {
  box-sizing: border-box;
}

img,
video,
canvas,
svg {
  max-width: 100%;
  height: auto;
}

body {
  overflow-x: hidden;
}

.hero,
.layout,
.content-area,
.content,
.panel,
.formula-block,
.note,
.sidebar,
.hero__card {
  min-width: 0;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero__actions .btn {
  max-width: 100%;
  white-space: normal;
}

.formula-block {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  word-break: break-word;
}

.formula-block p {
  margin: 0 0 0.75rem 0;
  line-height: 1.6;
  overflow-wrap: break-word;
}

.sidebar a,
.hero h1,
.panel h2,
.lead,
.note,
p {
  overflow-wrap: break-word;
  word-wrap: break-word;
}

@media (max-width: 768px) {
  .layout {
    display: block;
  }

  .sidebar {
    width: 100%;
    margin-bottom: 1rem;
  }

  .content-area {
    width: 100%;
  }

  .hero {
    display: block;
  }

  .hero__card {
    margin-top: 1rem;
  }

  .hero h1 {
    font-size: 1.8rem;
    line-height: 1.2;
  }

  .formula-block {
    padding: 1rem;
    font-size: 0.95rem;
  }
}