/* 1. Osnovni reset i font */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Poppins', sans-serif;
  background-color: hsl(0, 0%, 95%);
  color: hsl(234, 12%, 34%);
  font-size: 15px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

/* 2. Glavni kontejner */
.container {
  max-width: 1100px;
  width: 100%;
  text-align: center;
}

/* 3. Naslovi */
h1 {
  font-weight: 600;
  color: hsl(234, 12%, 34%);
  margin-top: 0.5rem;
}

h2 {
  font-weight: 200;
  color: hsl(229, 6%, 66%);
}

/* 4. Opis */
.description {
  max-width: 600px;
  margin: 1rem auto 3rem;
  color: hsl(229, 6%, 66%);
}

/* 5. Kartice */
.supervisor, .team-builder, .karma, .calculator {
  background-color: white;
  border-radius: 8px;
  padding: 2rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  text-align: left;
  position: relative;
  margin: 1rem auto;
  max-width: 350px;
}

/* 6. Ikonice */
.icon-container {
  display: flex;
  justify-content: flex-end;
  margin-top: 2rem;
}

.icon {
  width: 50px;
}

/* 7. Bočne linije na vrhu */
.supervisor {
  border-top: 5px solid hsl(180, 62%, 55%);
}

.team-builder {
  border-top: 5px solid hsl(0, 78%, 62%);
}

.karma {
  border-top: 5px solid hsl(34, 97%, 64%);
}

.calculator {
  border-top: 5px solid hsl(212, 86%, 64%);
}

/* 8. Grid raspored za desktop */
@media (min-width: 900px) {
  .container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    grid-template-rows: auto auto;
    gap: 2rem;
    align-items: center;
    justify-content: center;
  }

  .supervisor {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
  }

  .team-builder {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }

  .karma {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }

  .calculator {
    grid-column: 3 / 4;
    grid-row: 2 / 3;
  }

  .container > div:first-child,
  .description {
    grid-column: 1 / -1;
  }

  .container > div:first-child {
    margin-bottom: 1rem;
  }
}

/* 9. Footer */
footer {
  margin-top: 3rem;
  font-size: 13px;
  text-align: center;
}

footer a {
  color: hsl(228, 45%, 44%);
}