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

html {
  scroll-behavior: auto;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3 {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.01em;
}

p {
  margin: 0;
}

a {
  color: inherit;
}

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font: inherit;
}

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

:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 3px;
}

/* заглушка-страница structure.html */
.stub-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  background: var(--bg-gradient);
  text-align: center;
  padding: 2rem;
}

.stub-page p {
  font-family: var(--font-display);
  font-size: var(--fs-h2);
  color: var(--text-primary);
}

.stub-page a {
  font-family: var(--font-body);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  font-size: var(--fs-small);
  color: var(--accent-gold);
  text-decoration: none;
  border-bottom: 1px solid var(--glow-gold);
  padding-bottom: 2px;
}

.stub-page a:hover {
  color: var(--accent-gold-strong);
}