@import url('https://fonts.googleapis.com/css2?family=Roboto:ital,wght@0,100..900;1,100..900&display=swap');

:root {
  --primary-color: #0b68d5;
  --secondary-color: #163142;
  --white-color: #FAFAFA;
  --font-size-large: 1.5rem;
  --spacing-medium: 16px;
}

* {
  margin: 0;
  box-sizing: border-box;
  line-height: 1.5;
}

body {
  font-family: "Roboto", sans-serif;
  font-optical-sizing: auto;
  font-weight: 400;
  font-size: clamp(1rem, 2.5vw, 1.1rem);
  font-style: normal;
  font-variation-settings: "wdth" 100;
}

header {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 4rem 0;
  color: var(--white-color);
  background: #0B68D5;
  background: linear-gradient(90deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  border-radius: 0.5em;
  border-top-left-radius: 0;
  border-top-right-radius: 0;

  h1 {
    font-size: clamp(2rem, 5vw, 4rem);
  }

  p {
    text-align: center;
  }

  a {
    padding: 0.75em 3em;
    background: #1570d6;
    color: var(--white-color);
    text-decoration: none;
    border: 2px solid #2563eb;
    border-radius: 1.5em;
    font-weight: 600;
    margin-top: 2em;
  }

  a:hover {
    background: #1d4ed8;
    border-color: #1d4ed8;
    transform: translateY(-1px);
  }

  a:active {
    transform: translateY(0);
  }
}

article {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

main {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  max-width: 90em;

  section {
    display: flex;
    flex-direction: column;
    width: 100%;
    max-width: 30em;
    padding: 1rem;
  }
}

footer {
  width: 100%;
  background: var(--secondary-color);
  padding: 2rem 0;
  border-radius: 0.5em;
  border-bottom-right-radius: 0;
  border-bottom-left-radius: 0;


  nav {
    max-width: 90em;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
  }
}

.github-link {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: #ffffff;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  padding: 0.8rem 1.5rem;
  border: 2px solid #4CAF50;
  border-radius: 50px;
  background: linear-gradient(135deg, #4CAF50, #45a049);
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(76, 175, 80, 0.3);
}

.github-link:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(76, 175, 80, 0.5);
  background: linear-gradient(135deg, #45a049, #4CAF50);
  border-color: #45a049;
}

.github-icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.footer-text {
  color: #cccccc;
  font-size: 0.9rem;
  text-align: center;
  line-height: 1.6;
}

.footer-divider {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, transparent, #4CAF50, transparent);
  border-radius: 1px;
}

.about {
  flex-direction: row;
  gap: 1em;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  max-width: 100vw;

  div {
    max-width: 30em;
  }

  img {
    max-width: 100%;
    height: auto;
    border-radius: 1em;
  }
}

.key-responsibilities,
.what-we-offer {

  ul {
    list-style: none;
    padding-left: 0;
  }

  li {
    position: relative;
    padding-left: 1.5em;
  }

  li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
  }
}

.what-we-offer {
  li:before {
    color: forestgreen;
  }
}