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

a {
  text-decoration: none;
}

ul {
  list-style: none;
}

:root {
  --header-height: 4.5rem;

  /* colors */
  --hue: 559;
  /* HSL color mode */
  --base-color: hsl(var(--hue) 36% 57%);
  --base-color-second: hsl(var(--hue) 65% 88%);
  --base-color-alt: hsl(var(--hue) 57% 53%);
  --title-color: hsl(var(--hue) 41% 10%);
  --text-color: hsl(0 0% 46%);
  --text-color-light: hsl(0 0% 98%);
  --body-color: hsl(0 0% 98%);

  /* fonts */
  --title-font-size: 2rem;
  --subtitle-font-size: 1rem;

  --title-font: 'Poppins', sans-serif;
  --body-font: 'DM Sans', sans-serif;
}

#header {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  width: 100%;
  display: flex;
  margin-bottom: 2rem;
  border-bottom: 1px solid #000000;
  background-color: var(--body-color);
}

main {
  margin-top: var(--header-height);
}

.logo {
  font: 700 1.5rem var(--title-font);
  color: var(--title-color);
}

.logo span {
  color: var(--base-color);
}

.logo-alt span {
  color: var(--body-color);
}

html {
  scroll-behavior: smooth;
}

body {
  font: 400 1rem var(--body-font);
  color: var(--text-color);
  background: var(--body-color);
  -webkit-font-smoothing: antialiased;
}

.title {
  font: 700 1.875rem var(--title-font); /* 1 rem = 16 px */
  color: var(--title-color);
}

.container {
  margin-left: 1.5rem;
  margin-right: 1.5rem;
}

nav {
  display: flex;
  justify-content: space-between;
  height: var(--header-height);
  align-items: center;
  width: 100%;
}

.toggle {
  font-size: 1.5rem;
  color: var(--base-color);
  cursor: pointer;
}

nav .icon-close {
  visibility: hidden;
  opacity: 0;
  top: -1.5rem;
  transition: 0.3s;

  position: absolute;
  right: 1.5rem;
}

nav.show div.icon-close {
  visibility: visible;
  top: 1.5rem;
  opacity: 1;
}

nav.show .menu {
  opacity: 1;
  visibility: visible;
  background: var(--body-color);
  height: 100vh;
  width: 100vw;
  top: 0;
  left: 0;
  position: fixed;
}

nav ul li {
  text-align: center;
}

nav ul li a {
  transition: color 0.3s;
  position: relative;
}

nav ul li a:hover {
  color: var(--base-color);
}

nav ul li a::after {
  content: '';
  width: 0%;
  height: 2px;
  background: var(--base-color);

  position: absolute;
  left: 0;
  bottom: -1rem;

  transition: 0.2s;
}

nav ul li a:hover::after {
  width: 100%;
}

nav.show ul.grid {
  gap: 4rem;
}

nav.show .menu {
  display: grid;
  place-content: center;
}

nav .menu {
  opacity: 0;
  visibility: hidden;
}

img {
  width: 100%;
  height: auto;
  border-radius: 100px;
  box-shadow: 0 0 10px rgb(96, 135, 194);
}

.section {
  padding: 1rem 0;
}

.section .title {
  margin: 1rem 0;
}

.section .subtitle {
  font-size: var(--subtitle-font-size);
}

.grid {
  display: grid;
  gap: 2rem;
}

.button {
  background-color: var(--base-color);
  color: var(--text-color-light);
  display: inline-flex;
  height: 3.5rem;
  align-items: center;
  padding: 0 2rem;
  font: 500 1rem var(--body-font);
  transform: background 0.3s;
  border-radius: 100px;
  box-shadow: 0 0 10px rgb(216, 216, 216);
}

.button:hover {
  background: var(--base-color-alt);
}

.divider {
  height: 1px;
  background: linear-gradient(
    270deg,
    hsla(var(--hue), 36%, 57%, 1) 0%,
    hsla(var(--hue), 65%, 88%, 0.34) 100%
  );
}

/* Session Home */

#home .container {
  margin: 0;
}

#home .text {
  margin-left: 1.5rem;
  margin-right: 1.5rem;
  text-align: center;
}

#home .text h1 {
  margin-bottom: 1rem;
  color: #000000;
}

#home .text p {
  margin-bottom: 2rem;
}

#home .image {
  margin-left: 1.5rem;
  margin-right: 1.5rem;
  position: relative;
}

/* Session About */

#about {
  background: rgb(242, 248, 255);
}

#about .container {
  margin: 0;
}

#about .text {
  margin-left: 2.5rem;
  margin-right: 2.5rem;
  text-align: justify;
}

#about .text h1 {
  margin-bottom: 5rem;
}

#about .text p {
  margin-bottom: 2rem;
}

#about .image {
  margin-left: 1.5rem;
  margin-right: 1.5rem;
  position: relative;
}

/* Session Services */

.justify-text {
  text-align: justify;
}

.card {
  padding: 3.625rem 2rem;
  box-shadow: var(--base-color);
  border-bottom: 0.25rem solid var(--base-color);
  border-radius: 0.25rem 0.25rem 0 0;
  text-align: center;
  box-shadow: 0 0 6px rgb(96, 135, 194);
  background-color: rgb(244, 248, 255);
}

.card i {
  display: block;
  margin-bottom: 1.5rem;
  font-size: 5rem;
  color: var(--base-color);
}

.cards.grid {
  gap: 1.5rem;
}

.card .title {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

/* Session Contact */

#contact .grid {
  gap: 4rem;
}

#contact .text p {
  margin-bottom: 2rem;
  text-align: justify;
}

#contact .button {
  margin-top: 1.5rem;
}

#contact .button i {
  font-size: 1.5rem;
  margin-right: 0.675rem;
}

#contact ul.grid {
  gap: 2rem;
}

#contact ul li i {
  color: var(--base-color);
  font-size: 1.5rem;
  margin-right: 0.675rem;
}

#contact .align_button {
  text-align: center;
}

/* Session Footer */

footer {
  background: var(--base-color);
}

footer .logo {
  display: inline-block;
  margin-bottom: 1.5rem;
  font-size: 5rem;
}

footer .brand p {
  color: var(--text-color-light);
  margin-bottom: 0.75rem;
}
footer .brand a {
  font-size: 1.5rem;
}

footer i {
  font-size: 1.5rem;
  color: var(--text-color-light);
}

footer .social a {
  margin-right: 2rem;
}

/* @Media */

/* > 1200px extra large */
/* > 1023 large */
/* > 992 large */
/* > 767 medium */

@media (min-width: 992px) {
  .title {
    font-size: 2.25rem;
  }
}

@media (min-width: 1200px) {
  .section {
    padding: 6rem 0;
  }
  .container {
    max-width: 1120px;
    margin-left: auto;
    margin-right: auto;
  }
  .button {
    height: 3.125rem;
  }
  nav .menu {
    opacity: 1;
    visibility: visible;
    top: 0;
  }

  nav .menu ul {
    display: flex;
    gap: 2rem;
  }

  nav .menu ul a.title {
    font: 400 1rem var(--title-font);
  }

  nav .icon-menu {
    display: none;
  }

  #home .image {
    order: 1;
  }
  #home .text {
    order: 0;
    max-width: 24rem;
    text-align: left;
  }

  #home .container {
    grid-auto-flow: column;
    justify-content: space-between;
    margin: 0 auto;
  }
  #about .container {
    grid-auto-flow: column;
    margin: 0 auto;
  }
  .section header {
    max-width: 32rem;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }
  .cards {
    grid-template-columns: 1fr 1fr 1fr;
  }

  .card {
    padding-left: 3rem;
    padding-right: 3rem;
  }

  #contact .container {
    grid-auto-flow: column;
    align-items: center;
    justify-content: space-between;
  }
  #contact .text {
    max-width: 25rem;
  }
  #contact .align_button {
    text-align: left;
  }
  footer .container {
    grid-auto-flow: column;
    align-items: center;
    justify-content: space-between;
  }
  footer.section {
    padding: 3.75rem;
  }

  footer .logo {
    font-size: 2.5rem;
  }
  :root {
    --title-font-size: 2.25rem;
    --subtitle-font-size: 1.125rem;
  }
}