@import url("https://fonts.googleapis.com/css2?family=Open+Sans&family=Raleway:wght@400;700&display=swap");

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

:root {
  --very-dark-blue: hsl(243, 87%, 12%);
  --desaturated-blue: hsl(238, 22%, 44%);
  --bright-blue: hsl(224, 93%, 58%);
  --moderate-cyan: hsl(170, 45%, 43%);
  --light-grayish-blue: hsl(240, 75%, 98%);
  --light-gray: hsl(0, 0%, 75%);
}

/***** GLOBAL STYLES ******/
body {
  font-family: "Open Sans", sans-serif;
  color: var(--light-gray);
}

h1,
h2,
h3 {
  font-family: "Raleway", sans-serif;
  font-weight: 700;
}

p {
  font-size: 1.15rem;
}

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

a {
  text-decoration: none;
  cursor: pointer;
}

.hidden {
  display: none;
}

/***** HEADER SECTION ******/
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1em 1em;
  margin-bottom: 4em;
}

#logo {
  width: 25%;
}

header ul {
  width: 60%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--very-dark-blue);
}

@media screen and (min-width: 500px) {
  header {
    padding: 1em 3em;
    margin-bottom: 2em;
  }

  #logo {
    width: 15%;
  }

  header ul {
    width: 20%;
  }
}

/***** MAIN SECTION ******/

/***** HERO SECTION ******/
#hero-section {
  display: flex;
  flex-direction: column-reverse;
  padding-bottom: 4em;
  color: var(--very-dark-blue);
}

#hero-section .illustration-img1 {
  width: 90%;
  margin: 0 auto 2em;
}

.illustration-img1 img {
  width: 100%;
}

#hero-section .about-section {
  padding: 0 1em;
  text-align: center;
  line-height: 1.4;
}

.about-section h1 {
  font-size: 1.65rem;
  margin-bottom: 1em;
}

.about-section p {
  font-size: 1.1rem;
  margin-bottom: 1.2em;
}

input,
button {
  width: 100%;
  padding: 1em;
  border-radius: 2px;
  border: 1px solid;
}

input {
  margin-bottom: 1em;
  border-color: var(--very-dark-blue);
}

button {
  border-color: var(--bright-blue);
  background-color: var(--bright-blue);
  color: white;
  font-family: inherit;
}

button:hover {
  border-color: var(--desaturated-blue);
  background-color: var(--desaturated-blue);
}

@media screen and (min-width: 500px) {
  #hero-section {
    flex-direction: row;
    align-items: center;
    padding: 0 3em 4em;
  }

  #hero-section .illustration-img1 {
    width: 50%;
  }

  .illustration-img1 img {
    width: 100%;
  }

  #hero-section .about-section {
    width: 50%;
    text-align: left;
  }

  .about-section h1 {
    font-size: 2.5rem;
    margin-bottom: 0.25rem;
  }

  .about-section p {
    font-size: 1.2rem;
    margin-bottom: 1em;
  }

  input {
    width: 65%;
    margin-right: 0.5em;
  }

  button {
    width: 30%;
  }
}

/***** DESCRIPTION SECTION ******/
#description-section {
  display: flex;
  flex-direction: column-reverse;
  background-color: var(--light-grayish-blue);
  padding-top: 2em;
}

#description-section .illustration-img2 {
  width: 90%;
  margin: 0 auto 2em;
}

.illustration-img2 img {
  width: 100%;
}

#description-section .info-section {
  padding: 0 1em 5em;
  line-height: 1.4;
}

.info-section h2 {
  font-size: 1.2rem;
  text-align: center;
  margin-bottom: 1em;
  color: var(--very-dark-blue);
}

.info-section p {
  font-size: 1rem;
  margin-bottom: 1em;
}

.info-section .link {
  /* width: 48%; */
  max-width: 163px;
  margin: 2em auto;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.underline {
  border-bottom: 1px solid var(--moderate-cyan);
  width: inherit;
}

.link a {
  color: var(--moderate-cyan);
  font-weight: 400;
}

.link img {
  display: flex;
  justify-content: center;
  align-items: center;
}

#testimonial-section {
  width: 90%;
  max-width: 310px;
  margin: 0 auto;
  background-color: white;
  color: var(--very-dark-blue);
  border-radius: 6px;
  padding: 1em;
}

#testimonial-section p {
  line-height: 1.5;
  font-size: 0.85rem;
}

#testimonial-section .profile-section {
  display: flex;
  align-items: center;
}

.profile-section img {
  width: 10%;
  margin-right: 0.5em;
  border-radius: 50%;
}

.profile-section #profile-name {
  display: flex;
  flex-direction: column;
}

#profile-name #name {
  font-weight: bold;
}

#profile-name p {
  margin: 0;
  line-height: 1.2;
  font-size: 0.75rem;
}

#profile-name p:last-child {
  font-size: 0.5rem;
}

@media screen and (min-width: 500px) {
  #description-section {
    flex-direction: row;
    padding: 2em 3em 0;
  }

  #description-section .illustration-img2 {
    width: 50%;
  }

  .illustration-img2 img {
    width: 80%;
    margin: 0 auto;
    display: flex;
    justify-content: flex-end;
  }

  #description-section .info-section {
    width: 50%;
    color: var(--very-dark-blue);
  }

  .info-section h2 {
    font-size: 2.25rem;
    text-align: left;
    margin-bottom: 0.5em;
  }

  .info-section p {
    font-size: 0.85rem;
    margin-bottom: 0.5em;
  }

  .info-section .link {
    margin: 1em 0 2em;
  }

  #testimonial-section {
    margin: 0;
    padding: 1.5em;
  }
}

/***** CALL-TO-ACTION SECTION ******/
#call-to-action {
  padding: 4em 1em;
  text-align: center;
  background-color: var(--desaturated-blue);
  color: white;
  line-height: 1.4;
}

#call-to-action h3 {
  font-size: 1.2rem;
  margin-bottom: 1em;
}

#call-to-action p {
  font-size: 1.1rem;
  margin-bottom: 1.5em;
}

#call-to-action form {
  width: 85%;
  margin: 0 auto;
}

#call-to-action input {
  border: 0;
}

#call-to-action button:hover {
  border-color: var(--bright-blue);
  background-color: var(--bright-blue);
}

@media screen and (min-width: 500px) {
  #call-to-action {
    display: flex;
    justify-content: space-between;
    align-items: center;
    text-align: left;
    padding: 3em;
  }

  .call-to-action-info {
    width: 45%;
  }

  #call-to-action form {
    width: 40%;
    margin: 0;
  }

  #call-to-action h3 {
    font-size: 2rem;
    margin-bottom: 0.25em;
  }

  #call-to-action p {
    font-size: 1rem;
  }

  #call-to-action input {
    display: block;
    width: 90%;
  }

  #call-to-action button {
    width: 50%;
    display: block;
  }
}

/***** FOOTER SECTION ******/

footer {
  padding: 3em 2em 1em;
  color: white;
  background-color: var(--very-dark-blue);
}

footer .logo {
  /* width: 50%; */
  margin-bottom: 1em;
}

.contact-section {
  margin-bottom: 2em;
}
.contact {
  display: flex;
  align-items: center;
  margin-bottom: 1em;
}

.contact-icon {
  margin-right: 1em;
}

.contact p {
  font-size: 1rem;
}

footer ul {
  margin-bottom: 2rem;
}

footer ul li {
  margin-bottom: 1em;
}

footer ul li a:hover {
  color: var(--bright-blue);
}

footer #socials {
  width: 40%;
  margin: 0 auto 1em;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#socials .socials-icon {
  border-radius: 50%;
  border: 1px solid white;
  padding: 7px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0;
}

.socials-icon:hover {
  color: var(--bright-blue);
}

#attribution p {
  text-align: center;
  font-size: 0.95rem;
  color: var(--desaturated-blue);
}

#attribution a {
  color: var(--light-gray);
}

@media screen and (min-width: 500px) {
  footer {
    padding: 2em 3em;
    color: white;
    background-color: var(--very-dark-blue);
  }

  footer .container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    column-gap: 3rem;
  }

  footer #socials {
    width: 50%;
    align-items: flex-start;
  }
}