:root {
  --clr-font: aliceblue;
  --clr-bg: #0e0e0e;
  --clr-prime: steelblue;
  --clr-secundary: rgb(105, 81, 238);
  --clr-accent: rgb(15, 184, 250);
  --clr-heading: #fff;
  --white-50: hsla(0, 0%, 100%, 0.5);
  --white-35: hsla(0, 0%, 100%, 0.35);
  --white-20: hsla(0, 0%, 100%, 0.2);
  --height-ovverlay: 68%;
  /* --fam-heading: "Poppins", sans-serif; */
  /* --fam-font: "Manrope", sans-serif; */
  --hover-state: rgb(165, 159, 254);
  --base-state: var(--clr-secundary);
}

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

html {
  /* font-family: var(--fam-font); */
  font-family: "Manrope", sans-serif;
  font-optical-sizing: auto;
  /* font-weight: <weight>; */
  font-style: normal;
  font-size: 16px;
  line-height: 1.5;
}

body {
  background-color: var(--clr-bg);
  color: var(--clr-font);
  font-size: 1.125rem;
}

h1,
h2,
h3,
h4 {
  font-family: Poppins, sans-serif;

  font-weight: 900;
}

h1 {
    color: var(--clr-heading);
  font-size: 5.6875rem;
  line-height: 1.2;
  letter-spacing: -0.39813rem;
  margin: 0 0 4rem;
}

h2 {
      color: var(--clr-heading);
  font-size: 3.75rem;
  line-height: 1.4;
  letter-spacing: -0.1875rem;
  margin: 0 0 4rem;
}

h3 {
  /*color: var(--white-50);*/
  color: rgba(255,255,255,0.5);
  font-size: 1.6875rem;
  font-weight: 300;
  margin: 0 0 4rem;
}

h4 {
  color: #454545;
  font-size: 1.6875rem;
  letter-spacing: -0.08438rem;
  margin: 0;
}

h6 {
  color: var(--white-50);
  font-size: 1.125rem;
  font-weight: 300;
  margin: 0 0 1rem;
}

section,
footer {
  min-height: 100vh;
}

#hero,
footer {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
  text-align: center;
  padding: 2rem 0;
}

.overlay {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  /*z-index: -10;*/
   /*bottom: 30%; */
  width: 100%;
  /* min-height: var(--height-ovverlay); */

  height: 70%;

  /* background: url(../images/gg-wave-fk-theme-bg.png) no-repeat center / cover; */
  background: url(../images/green-black-wave.png) no-repeat center / cover;
  opacity: 0.35;
}

header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 4rem;
}

.logo {
  width: 6rem;
  height: 6rem;
}

.logo .logo-link {
  display: block;
  width: 100%;
  height: 100%;
}

.logo a img {
  width: 100%;
}

header nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: center;
  gap: 2rem;
}

li a {
  text-decoration: none;
  color: var(--white-50);
  transition: color 0.2s ease-in-out;
}

li a:hover {
  color: var(--clr-accent);
}

.hero__content,
.footer__content {
  max-width: 64%;
  padding-bottom: 8rem;
}

.social-links {
  list-style-type: none;
  padding: 0;
  margin: 2rem 0 4rem;
  display: flex;
  justify-content: center;
  z-index: 100;
}

.social-links a {
  color: var(--white);
  font-weight: 700;
  transition: 0.2s ease-in-out;
  display: inline-block;
  padding: 0 1rem;
  z-index: 110;
}

.social-links a:hover {
  color: var(--clr-accent);
}

.social-links li {
  display: flex;
  align-items: center;
}

.social-links li:not(:last-child)::after {
  content: "";
  height: 1px;
  width: 1.5rem;
  display: inline-block;
  background-color: var(--white-35);
}

#scroll-icon rect,
#scroll-icon path {
  stroke: var(--clr-accent);
}
#scroll-icon {
  z-index: 100;
}

.control {
  /* position: absolute;*/
  /*left: 0;*/
  /*bottom: 0;*/
  /*right: 0; */
  width: 100%;
  padding: 4rem 1rem;
  /* height: calc(100vh - var(--height-ovverlay)); */

  height: 30%;
  /* background-color: rgba(0, 0, 0, 0.491); */
}

.btn {
  appearance: none;
  border: none;
  background: transparent;
  color: var(--clr-accent);
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  transition: gap 0.2s ease-in-out;
  cursor: pointer;
  padding: 1rem 2rem;
}

.btn svg path {
  stroke: var(--clr-accent);
}

.btn:hover {
  gap: 2rem;
}

.btn + .social-links {
  margin-top: 8rem;
}

h6 span {
  display: inline-block;
  width: 1.5rem;
  height: 1px;
  vertical-align: middle;
  background-color: var(--white-20);
  margin:  0 0.5rem;
}