@charset "utf-8";

* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}
html {
  font-size: 62.5%;
}
body {
  overflow-x: hidden;

  min-height: 100vh;

  font-size: var(--txt-normal);
  font-family: "Outfit", sans-serif;
  line-height: 1.5;
  color: var(--clr-primary-200);

  background: var(--clr-base-900);
}
/* ===== HEADINGS ================================================ */
h1,
h2,
h3,
h4 {
  font-family: "Syne", sans-serif;
  font-weight: 600;
}
h3,
h4 {
  color: var(--clr-primary);

  text-transform: uppercase;
}
h1 {
  margin-bottom: 1.2rem;

  font-size: var(--txt-h1);
  letter-spacing: 0.6rem;
}

h2 {
  margin-bottom: 1.5rem;

  font-size: var(--txt-meaning-of-life);

  background: linear-gradient(
    135deg,
    var(--clr-primary),
    var(--clr-primary-100),
    var(--clr-secondary)
  );
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

h3 {
  font-size: var(--txt-huge);
  letter-spacing: 0.2rem;
}

h4 {
  font-size: var(--txt-large);
  letter-spacing: 1px;
}

.section-header {
  margin-bottom: 8rem;

  text-align: center;
}

.section-header:not(:first-of-type) {
  margin-top: 8rem;
}

/* ===== BODY TEXT =============================================== */
p,
ul,
ol,
li,
span,
a {
  color: var(--clr-primary-200);
  list-style: inside;
}

li {
  margin-left: 1.4rem;
  padding-left: 0.6rem;

  list-style-position: outside;
}

small {
  font-size: var(--txt-normal);
  font-weight: 300;
  color: var(--clr-primary-600);
  text-transform: uppercase;
  letter-spacing: 0.5rem;
}

.smaller {
  font-size: var(--txt-tiny);
  letter-spacing: 0.3rem;
}

/* ===== LAYOUT ================================================== */
/* Grid layouts */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;

  margin-bottom: 6rem;
}

/* Flex layouts */
.flex-col {
  display: flex;
  flex-direction: column;
}

.container {
  display: flex;
  flex-direction: column;

  min-height: 100vh;
  max-width: 120rem;
  padding: 4rem 2rem;
  margin: 0 auto;
}

header {
  margin-bottom: 6rem;

  text-align: center;

  opacity: 0;
  animation: fadeUp 0.8s ease-out 1s forwards;
}

@keyframes fadeUp {
  from {
    transform: translateY(3rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Footer */
.footer {
  margin-top: auto;
  padding: 3rem 0;

  text-align: center;

  opacity: 0;
  animation: fadeUp 0.5s ease-out 1.7s forwards;
}

.footer p {
  font-size: var(--txt-small);
  color: var(--clr-primary-600);
  letter-spacing: 1px;
}

.footer a {
  color: var(--clr-primary);
  text-decoration: none;

  transition: color 0.3s ease;
}

.footer a:hover {
  color: var(--clr-secondary);
}

/* Content Sections */
.content-section {
  display: none;

  position: relative;

  padding: 8rem 2rem;

  opacity: 0;
}

.content-section.active {
  display: block;

  animation: sectionIn 0.6s ease-out forwards;
}

@keyframes sectionIn {
  from {
    opacity: 0;
    transform: translateY(4rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}