html {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1 0 auto;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-text);
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-block: var(--space-lg) var(--space-md);
}

h2 {
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  margin-block: var(--space-lg) var(--space-md);
}

h3 {
  font-size: 1.125rem;
  margin-block: var(--space-sm);
}

p {
  margin-block: var(--space-sm);
}

a {
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Утилиты */

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.no-scroll {
  overflow: hidden;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-sm) var(--space-md);
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-text-inverse);
}

.btn--ghost {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid currentColor;
}

.btn--ghost:hover {
  background: var(--color-accent);
  color: var(--color-primary-hover);
}

.btn--block {
  width: 100%;
}

.line-clamp-2 {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}