*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

html:focus-within {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-main);
  font-weight: 400;
  color: var(--color-text);
  background: var(--color-light);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-main);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark);
}

h1 {
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  letter-spacing: -0.01em;
}

h2 {
  font-size: clamp(1.7rem, 3vw, 2.4rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

h4 {
  font-size: 1.125rem;
  font-weight: 600;
}

p {
  color: var(--color-muted);
}

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

::selection {
  background: var(--color-primary);
  color: #fff;
}

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

/* Zabezpieczenie: atrybut [hidden] musi wygrywać nawet z klasami
   ustawiającymi display (np. .info-box{display:flex}), inaczej
   przeglądarka pokazuje ukryte komunikaty formularzy. */
[hidden] {
  display: none !important;
}