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

html,
body {
  height: 100%;
}

@font-face {
  font-family: Inter;
  src: url(./assets/fonts/Inter.ttf);
}

@font-face {
  font-family: SecularOne;
  src: url(./assets/fonts/SecularOne.ttf);
}

:root {
  --black: #00181c;
  --green: #1df659;
  --red: #d30202;
  --white: #ffffff;
}

a {
  color: var(--white);
  text-decoration: none;
}

html,
body {
  height: 100%;
}

body {
  background-color: var(--black);
  background-repeat: no-repeat;
  color: var(--white);
  font-family: Inter, sans-serif;
  min-height: 100dvh;
  overflow-x: hidden;
}

/* Background image */
#bg-image__blur,
#bg-image {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  width: 100vw;
  height: 100%;
}

#bg-image__blur img,
#bg-image img {
  position: absolute;
  top: 0;
  left: 0;
  object-fit: cover;
  object-position: center;
}

/* Blur background image */
#bg-image__blur img {
  filter: blur(12px);
  left: -20px;
  top: 4px;
}

#rect-bg-01 {
  display: none;
  position: absolute;
  top: 22vh;
  right: 2rem;
  z-index: -2;
  width: 48vw;
  height: 80vh;
}

#rect-bg-01 img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: top;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem;
  padding-bottom: 1rem;
}

header > div {
  display: flex;
  align-items: center;
  gap: 1rem;
}

h1 {
  font-size: 2rem;
  font-weight: normal;
  white-space: nowrap;
}

img#logo {
  width: 32px;
  height: 32px;
}

#menu-icon {
  display: flex;
  position: relative;
  background-color: var(--white);
  width: 20px;
  height: 3px;
  border-radius: 12px;
}

#menu-icon::before {
  content: " ";
  background-color: var(--white);
  width: 32px;
  height: 3px;
  border-radius: 12px;
  position: absolute;
  top: -12px;
}

nav {
  display: none;
  align-items: center;
  gap: 3rem;
}

a {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
}

/* Content */
main {
  position: relative;
  padding-inline: 2rem;
  height: 100%;
}

#mother-earth {
  position: relative;
  margin: 5.5rem 0;
  height: 4rem;
}

#mother-earth span {
  display: block;
  font-size: max(6rem, 14vw);
  line-height: 0.75;
  text-transform: capitalize;
  font-family: SecularOne, sans-serif;
  user-select: none;
  text-align: center;
}

#mother-earth span:nth-child(1) {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -2;
  text-shadow: 1px 1px 0px var(--white), -1px 1px 0px var(--white),
    1px -1px 0px var(--white), -1px -1px 0px var(--white);
}

#mother-earth span:nth-child(2) {
  position: absolute;
  top: 0;
  left: 0;
  -webkit-text-fill-color: transparent;
  -webkit-text-stroke: 3px var(--white);
  z-index: 10;
}

/* About section */
#about {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
}

#about__text {
  text-align: center;
  font-size: 1.75rem;
  line-height: 1.5;
}

#about__btn {
  background-color: var(--green);
  border: none;
  color: var(--black);
  font: inherit;
  font-size: 1.25rem;
  font-weight: 600;
  padding: 1rem 2.25rem;
  margin-top: 1.5rem;
  text-transform: capitalize;
}

/* Cards section */
section#cards {
  display: flex;
  flex-direction: column;
  gap: 3rem;
  padding-top: 6rem;
  padding-bottom: 2rem;
  justify-content: space-between;
  width: 100%;
}

.card {
  background-color: #ffffff1a;
  backdrop-filter: blur(4px);
  padding: 2rem 1.25rem;
  padding-bottom: 1rem;
  width: fit-content;
  width: 100%;
}

.card:nth-child(1) {
  border-top-right-radius: 48px;
  padding-right: 2rem;
}

.card:nth-child(2) {
  border-top-left-radius: 48px;
  margin-right: 4rem;
  padding-left: 2rem;
}

.card h3 {
  font-size: 1.5rem;
}

.card p {
  color: #ffffffcc;
  line-height: 150%; /* 1.875rem */
  letter-spacing: 0.05rem;
  margin-top: 1rem;
  width: 16rem;
  font-size: 1.15rem;
}

.card button.discover-more {
  display: flex;
  align-items: center;
  gap: 1rem;
  background-color: transparent;
  border: none;
  margin-top: 1.25rem;
  color: var(--green);
  font-size: 1rem;
  letter-spacing: 1px;
  cursor: pointer;
}

.card button.discover-more > div {
  background-color: var(--green);
  border-radius: 99px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem;
  box-shadow: 0px 0px 0px 4px #1b6243;
}

.card button.discover-more > div > img {
  width: 12px;
  height: 12px;
}

/* Responsive */
@media screen and (min-width: 640px) {
  #mother-earth span {
    white-space: nowrap;
  }

  #bg-image__blur,
  #bg-image {
    display: block;
  }

  #mother-earth span,
  #about__text {
    text-align: left;
  }

  #about {
    display: block;
  }
}

@media screen and (min-width: 768px) {
  header,
  main {
    padding-inline: 3rem;
  }

  #rect-bg-01 {
    display: none;
  }

  nav {
    display: flex;
  }

  #menu-icon {
    display: none;
  }

  section#cards {
    display: flex;
    flex-direction: row;
    justify-content: space-between;
    position: absolute;
    bottom: -190px;
    width: 100%;
    padding: 0;
  }

  .card {
    width: auto;
  }
}

@media screen and (min-width: 1024px) {
  header,
  main {
    padding-inline: 4rem;
  }

  #bg-image__blur img,
  #bg-image img {
    height: auto;
    object-fit: contain;
    object-position: center;
    width: 100%;
  }
}

@media screen and (min-width: 1440px) {
  #mother-earth {
    margin: 12rem 0;
  }
}