/* ------------------- */
/* Custom properties   */
/* ------------------- */

:root {
  /* colors */
  --clr-dark: 230 35% 7%;
  --clr-light: 231 77% 90%;
  --clr-white: 0 0% 100%;

  /* font-sizes */
  --fs-900: clamp(5rem, 8vw + 1rem, 9.375rem);
  --fs-800: 3.5rem;
  --fs-700: 1.5rem;
  --fs-600: 1rem;
  --fs-500: 1rem;
  --fs-400: 0.9375rem;
  --fs-300: 1rem;
  --fs-200: 0.875rem;

  /* font-families */
  --ff-serif: "Bellefair", serif;
  --ff-sans-cond: "Barlow Condensed", sans-serif;
  --ff-sans-normal: "Barlow", sans-serif;

  /* spacing */
  --spacing-1: 0.5rem;
  --spacing-2: 1rem;
  --spacing-3: 1.5rem;
  --spacing-4: 2rem;
  --spacing-5: 3rem;
}

@media (min-width: 35em) {
  :root {
    --fs-800: 5rem;
    --fs-700: 2.5rem;
    --fs-600: 1.5rem;
    --fs-500: 1.25rem;
    --fs-400: 1rem;
  }
}

@media (min-width: 45em) {
  :root {
    /* font-sizes */
    --fs-800: 6.25rem;
    --fs-700: 3.5rem;
    --fs-600: 2rem;
    --fs-500: 1.75rem;
    --fs-400: 1.125rem;
  }
}

/* ------------------- */
/* Reset               */
/* ------------------- */

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

/* Reset margins */
body,
h1,
h2,
h3,
h4,
h5,
p,
figure,
picture {
  margin: 0;
}

h1,
h2,
h3,
h4,
h5,
h6,
p {
  font-weight: 400;
}

/* set up the body */
body {
  font-family: var(--ff-sans-normal);
  font-size: var(--fs-400);
  color: hsl( var(--clr-white) );
  background-color: hsl( var(--clr-dark) );
  line-height: 1.5;
  min-height: 100vh;

  display: grid;
  grid-template-rows: min-content 1fr;

  overflow-x: hidden;
}

/* make images easier to work with */
img,
picture {
  max-width: 100%;
  display: block;
}

/* make form elements easier to work with */
input,
button,
textarea,
select {
  font: inherit;
}

/* remove animations for people who've turned them off */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ------------------- */
/* Utility classes     */
/* ------------------- */

/* general */
.flex {
  display: flex;
  gap: var(--gap, 1rem);
}

.grid {
  display: grid;
  gap: var(--gap, 1rem);
}

.d-block {
  display: block;
}

.flow > *:where(:not(:first-child)) {
  margin-top: var(--flow-space, 1rem);
}

.flow--space-small {
  --flow-space: .75rem;
}

.container {
  padding-inline: 2em;
  margin-inline: auto;
  max-width: 80rem;
}

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

.skip-to-content {
  position: absolute;
  z-index: 9999;
  background: hsl( var(--clr-white) );
  color: hsl( var(--clr-dark) );
  padding: .5em 1em;
  margin-inline: auto;
  transform: translateY(-100%);
  transition: transform 250ms ease-in;
}

.skip-to-content:focus {
  transform: translateY(0);
}

/* colors */
.bg-dark { background-color: hsl( var(--clr-dark) );}
.bg-accent { background-color: hsl( var(--clr-light) );}
.bg-white { background-color: hsl( var(--clr-white) );}

.text-dark { color: hsl( var(--clr-dark) );}
.text-accent { color: hsl( var(--clr-light) );}
.text-white { color: hsl( var(--clr-white) );}

/* typography */
.ff-serif { font-family: var(--ff-serif); }
.ff-sans-cond { font-family: var(--ff-sans-cond); }
.ff-sans-normal { font-family: var(--ff-sans-normal); }

.letter-spacing-1 { letter-spacing: 4.75px; }
.letter-spacing-2 { letter-spacing: 2.7px; }
.letter-spacing-3 { letter-spacing: 2.35px; }

.uppercase { text-transform: uppercase; }

.fs-900 { font-size: var(--fs-900); }
.fs-800 { font-size: var(--fs-800); }
.fs-700 { font-size: var(--fs-700); }
.fs-600 { font-size: var(--fs-600); }
.fs-500 { font-size: var(--fs-500); }
.fs-400 { font-size: var(--fs-400); }
.fs-300 { font-size: var(--fs-300); }
.fs-200 { font-size: var(--fs-200); }

.fs-900,
.fs-800,
.fs-700,
.fs-600 {
  line-height: 1.1;
}

.numbered-title {
  font-family: var(--ff-sans-cond);
  font-size: var(--fs-500);
  text-transform: uppercase;
  letter-spacing: 4.72px;
}

.numbered-title span {
  margin-right: .5em;
  font-weight: 700;
  color: hsl( var(--clr-white) / .25);
}
