/*=============== GOOGLE FONTS ===============*/
@import url("https://fonts.googleapis.com/css2?family=Noto+Sans:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap");

:root {
  --header-width: 84px;

  /*========== Font & Typography ==========*/
  --body-font: "Noto Sans", sans-serif;
  --normal-font-size: 0.938rem;

  /*========== Colors ==========*/
  --first-color: hsl(214, 89%, 52%);
  --title-color: hsl(228, 12%, 15%);
  --text-color: hsl(0, 0%, 2%);
  --body-color: hsl(0, 0%, 100%);
  --container-color: hsl(0, 0%, 100%);
  --overlay-hover-color: rgba(0, 0, 0, 0.05);
  --overlay-active-color: #e7f3ff;
}

@media screen and (min-width: 968px) {
  :root {
    --normal-font-size: 1rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
  background-color: var(--body-color);
  color: var(--text-color);
}

h1 {
  font-size: 4rem;
  color: var(--title-color);
}

a {
  text-decoration: none;
}

p {
  line-height: 1.4;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
}

ul {
  list-style: none;
}

/*=============== THEME ===============*/
/*========== Colors ==========*/
body.dark-theme {
  --title-color: hsl(223, 15%, 91%);
  --text-color: hsl(223, 15%, 91%);
  --body-color: hsl(210, 4%, 10%);
  --container-color: hsl(210, 3%, 15%);
  --overlay-hover-color: rgba(255, 255, 255, 0.1);
  --overlay-active-color: rgba(45, 136, 255, 0.2);
}

/*=============== REUSABLE CSS CLASSES ===============*/
.section {
  padding: 4.5rem 0 4.5rem;
}

.section--fullsize {
  display: grid;
  place-items: center;
  min-height: 100vh;
}

.section__title,
.section__title-center {
  font-size: 2.5rem;
  line-height: 1.1;
  margin-bottom: 2rem;
}

.section__subtitle,
.section__subtitle-center {
  display: block;
  font-size: 1.25rem;
  line-height: 1.1;
  font-weight: medium;
  color: var(--title-color);
  margin-bottom: 1rem;
}

.container {
  --width: 980px;
  --width-large: 1440px;
  --padding: 1.5rem;
  max-width: var(--width);
  padding-inline: var(--padding);
  margin-inline: auto;
}

.container--large {
  max-width: var(--width-large);
}

a {
  color: var(--text-color);
}

.link,
.button {
  display: inline-block;
  background-color: var(--body-color);
  color: var(--title-color);
  padding: 0.5rem;
  border-radius: 0.25rem;
  transition: 0.3s;
}

.link:hover,
.link:focus,
.button:hover,
.button:focus {
  background-color: var(--overlay-hover-color);
}

.link--active,
.button--active {
  background-color: var(--overlay-active-color);
  color: var(--first-color);
}

.link--active:hover,
.link--active:focus,
.button--active:hover,
.button--active:focus {
  background-color: var(--overlay-active-color);
}

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

.icon {
  font-size: 1.25rem;
  cursor: pointer;
}

.icon i {
  display: block;
}

/*=============== NAV ===============*/
@media screen and (max-width: 767px) {
  .nav__logo,
  .nav__toggle,
  .nav__name {
    display: none;
  }

  .nav__list {
    position: fixed;
    bottom: 2rem;
    background-color: var(--container-color);
    box-shadow: 0 8px 24px hsla(228, 81%, 24%, 0.15);
    width: 90%;
    padding: 1.5rem;
    border-radius: 1rem;
    left: 0;
    right: 0;
    margin: 0 auto;
    display: flex;
    justify-content: center;
    align-items: center;
    column-gap: 36px;
    transition: 0.4s;
  }
}

.nav__logo {
  padding-inline: 0.5rem;
  white-space: nowrap;
}

.nav__link {
  display: flex;
  font-weight: 500;
  transition: 0.3s;
  padding: 0.5rem;
  border-radius: 0.25rem;
  white-space: nowrap;
}

.nav__link i {
  font-size: 1.25rem;
}

.nav__link:hover {
  color: var(--first-color);
}

#nav-theme {
  cursor: pointer;
}

.tooltip {
  position: absolute;
  background-color: var(--container-color);
  border: 1px solid var(--text-color);
  border-radius: 5px;
  padding: 5px;
  pointer-events: none;
}

/*=============== HOME ===============*/
.home__container {
  display: grid;
}

.home__data {
  justify-self: center;
  margin-top: 4.5rem;
}

.home__link {
  display: inline-flex;
  align-items: center;
}

.home__icon {
  margin-left: 0.5rem;
}

/*=============== INTERNET-ACCESS ===============*/
.internet-access__data {
  margin-bottom: 1rem;
}

.internet-access__chart {
  margin-top: 2rem;
}

/*=============== INTERNET-USAGE ===============*/
.internet-usage__data {
  margin-bottom: 1rem;
}

.internet-usage__chart {
  margin-top: 2rem;
}

.internet-usage__legend ul {
  display: flex;
  justify-content: center;
}

.internet-usage__legend li {
  display: inline-block;
}

.internet-usage__legend li:not(:first-child) {
  margin-left: 0.5rem;
}

.internet-usage__legend li:before {
  content: "\00a0\2022\00a0\00a0";
  font-size: 1.25rem;
}

.internet-usage__legend li:first-child:before {
  color: hsl(42, 92%, 56%);
}

.internet-usage__legend li:nth-child(2):before {
  color: var(--first-color);
}

.internet-usage__legend li:last-child:before {
  color: hsl(350, 88%, 60%);
}

/*=============== INTERNET-ACTIVITY ===============*/
.internet-activity__data {
  margin-bottom: 1rem;
}

.internet-activity__chart {
  margin-top: 2rem;
}

/*=============== INTERNET-PURCHASES ===============*/
.internet-purchases__data {
  margin-bottom: 1rem;
}

.internet-purchases__chart {
  margin-top: 2rem;
}

.internet-purchases__legend ul {
  display: flex;
  justify-content: center;
}

.internet-purchases__legend li {
  display: inline-block;
}

.internet-purchases__legend li:not(:first-child) {
  margin-left: 0.5rem;
}

.internet-purchases__legend li:before {
  content: "\00a0\2022\00a0\00a0";
  font-size: 1.25rem;
}

.internet-purchases__legend li:first-child:before {
  color: hsl(42, 92%, 56%);
}

.internet-purchases__legend li:nth-child(2):before {
  color: var(--first-color);
}

.internet-purchases__legend li:last-child:before {
  color: hsl(350, 88%, 60%);
}

/*=============== GENERAL ===============*/
.internet-access__filter,
.internet-usage__filter,
.internet-activity__filter,
.internet-purchases__filter {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
}

.select__title {
  font-size: smaller;
  font-weight: 600;
  color: var(--title-color);
  margin-bottom: 0.25rem;
}

/*=============== FOOTER ===============*/
.footer {
  margin-top: 4.5rem;
  margin-bottom: 9rem;
}

.footer__container {
  display: grid;
  gap: 1rem;
  border-top: 1px solid var(--overlay-hover-color);
  padding-block: 2rem;
  align-items: center;
}

.footer__copy {
  text-align: center;
}

.footer__source {
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
  justify-self: center;
}

.footer__icon {
  display: flex;
}

/*=============== BREAKPOINTS ===============*/
/* For small devices */
@media screen and (max-width: 320px) {
  .nav__list {
    column-gap: 20px;
  }
}

/* For medium devices */
@media screen and (min-width: 576px) {
}

@media screen and (min-width: 767px) {
  .main,
  .footer {
    margin-left: var(--header-width);
  }

  .section {
    padding: 6.5rem 0 6.5rem;
  }

  .container {
    margin: auto;
  }

  .nav {
    position: fixed;
    left: 0;
    background-color: var(--container-color);
    box-shadow: 1px 0 4px hsla(228, 81%, 49%, 0.15);
    width: var(--header-width);
    height: 100vh;
    padding: 2rem 1.5rem;
    transition: 0.3s;
  }
  .nav__logo {
    display: flex;
  }
  .nav__logo i {
    font-size: 1.25rem;
    color: var(--title-color);
  }
  .nav__logo-name {
    color: var(--title-color);
    font-weight: 600;
  }
  .nav__logo,
  .nav__link {
    align-items: center;
    column-gap: 1rem;
  }
  .nav__list {
    display: grid;
    row-gap: 2rem;
    margin-top: 10.5rem;
  }
  .nav__content {
    overflow: hidden;
    height: 100%;
  }
  .nav__toggle {
    position: absolute;
    width: 20px;
    height: 20px;
    background-color: hsl(210, 3%, 15%);
    color: #fff;
    border-radius: 50%;
    font-size: 1.2rem;
    display: grid;
    place-items: center;
    top: 2rem;
    right: -10px;
    cursor: pointer;
    transition: 0.4s;
  }

  .footer {
    margin-top: 6.5rem;
    margin-bottom: 0;
  }

  .footer__container {
    display: flex;
  }

  .footer__copy {
    flex-grow: 1;
    text-align: start;
  }
}

/* Show menu */
.show-menu {
  width: 255px;
}

/* Rotate toggle icon */
.rotate-icon {
  transform: rotate(180deg);
}

/* For 2K & 4K resolutions */
@media screen and (min-width: 2048px) {
  body {
    zoom: 1.7;
  }
}

@media screen and (min-width: 3840px) {
  body {
    zoom: 2.5;
  }
}