/*
--- 01 TYPOGRAPHY SYSTEM

- Font sizes (px)
10 / 12 / 14 / 16 / 18 / 20 / 24 / 30 / 36 / 44 / 52 / 62 / 74 / 86 / 98

- Font weights
Default: 400
Medium: 500
Semi-bold: 600
Bold: 700

- Line heights
Default: 1
Small: 1.05
Medium: 1.2
Paragraph default: 1.6
Large: 1.8



--- 02 COLORS

- Primary: #82b5b2
- Tints:
#f3f8f7
#e6f0f0
#dae9e8
#9bc4c1

- Shades: 
#75a3a0
#273635

- Accents:

--- 05 SHADOWS

0 2.4rem 4.8rem rgba(0, 0, 0, 0.075);

--- 06 BORDER-RADIUS

Default: 9px
Medium: 11px

--- 07 WHITESPACE

- Spacing system (px)
2 / 4 / 8 / 12 / 16 / 24 / 32 / 48 / 64 / 80 / 96 / 128
*/

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

html {
  font-size: 62.5%;
}

body {
  font-family: 'Rubik', sans-serif;
  line-height: 1;
  color: #333;
  font-weight: 400;
}

/**************************/
/* GENRAL REUSABLE COMPONENTS */
/**************************/

.container {
  /* 1140px */
  max-width: 120rem;
  padding: 0 3.2rem;
  margin: 0 auto;
}

.grid {
  display: grid;
  column-gap: 6.4rem;
  row-gap: 9.6rem;
}

.grid:not(:last-child) {
  margin-bottom: 9.6rem;
}

.grid--2-cols {
  grid-template-columns: repeat(2, 1fr);
}

.grid--3-cols {
  grid-template-columns: repeat(3, 1fr);
}

.grid--4-cols {
  grid-template-columns: repeat(4, 1fr);
}

.grid--center-v {
  align-items: center;
}

.heading-primary,
.heading-secondary,
.heading-tertiary {
  font-weight: 700;
  letter-spacing: -0.5px;
}

.heading-primary {
  font-size: 5.2rem;
  line-height: 1.05;
  margin-bottom: 3.2rem;
}

.heading-secondary {
  font-size: 4.4rem;
  line-height: 1.2;
  margin-bottom: 9.6rem;
}

.heading-tertiary {
  font-size: 3rem;
  line-height: 1.2;
  margin-bottom: 3.2rem;
}

.subheading {
  display: block;
  font-size: 1.6rem;
  font-weight: 500;
  text-transform: uppercase;
  margin-bottom: 1.6rem;
  letter-spacing: 0.75px;
  color: #75a3a0;
}

.btn,
.btn:link,
.btn:visited {
  display: inline-block;
  text-decoration: none;
  font-size: 2rem;
  font-weight: 600;
  padding: 1.6rem 3.2rem;
  border-radius: 9px;

  /* Only necessary for .btn */
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.3s;
}

.btn--full:link,
.btn--full:visited {
  color: #fff;
  background-color: #415b59;
}

.btn--full:hover,
.btn--full:active {
  background-color: #273635;
}

.btn--outline:link,
.btn--outline:visited {
  background-color: #fff;
  color: #555;
}

.btn--outline:hover,
.btn--outline:active {
  background-color: #f3f8f7;
  box-shadow: inset 0 0 0 3px #fff;
}

.link:link,
.link:visited {
  display: inline-block;
  color: #82b5b2;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  transition: all 0.3s;
}

.link:hover,
.link:active {
  color: #75a3a0;
  border-bottom: 1px solid transparent;
}

.list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}

.list-item {
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  gap: 1.6rem;
  line-height: 1.2;
}

.list-icon {
  width: 3rem;
  height: 3rem;
  color: #82b5b2;
}

*:focus {
  outline: none;
  box-shadow: 0 0 0 0.4rem #415b5990;
}

/* HELPER/SETTINGS CLASSES */

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

/**************************/
/* HERO SECTION */
/**************************/

.section-hero {
  background-color: #dae9e8;
  padding: 1.2rem 0 4.8rem 0;
  color: #1a2424;
}

.hero {
  max-width: 130rem;
  margin: 0 auto;
  padding: 1.2rem 3.2rem;
}

/**************************/
/* HEADER */
/**************************/

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #dae9e8;
  color: #1a2424;

  /* Because we want header to be sticky later */
  height: 9.6rem;
  padding: 0.8rem 4.8rem 0 4.8rem;
  position: relative;
}

.header-logo {
  max-width: 50%;
}

/**************************/
/* NAVIGATION */
/**************************/

.main-nav {
  display: flex;
  justify-content: space-between;
}

.main-nav-list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2.4rem;
}

.main-nav-link:link,
.main-nav-link:visited {
  display: inline-block;
  text-decoration: none;
  color: #333;
  font-weight: 500;
  font-size: 1.8rem;
  transition: all 0.3s;
}

.main-nav-link:hover,
.main-nav-link:active,
.main-nav-link.active {
  color: #5b7f7d;
}

.main-nav-link.main-nav-btn:link,
.main-nav-link.main-nav-btn:visited {
  /* border: 1px solid; */
  padding: 1.2rem 2.4rem;
  border-radius: 9px;
}

.main-nav-link.main-nav-login-btn:link,
.main-nav-link.main-nav-login-btn:visited {
  box-shadow: inset 0 0 0 3px #415b59;
  color: #415b59;
  background-color: #dae9e8;
  transition: all 0.3s;
}

.main-nav-link.main-nav-login-btn:hover,
.main-nav-link.main-nav-login-btn:active {
  color: #dae9e8;
  background-color: #415b59;
}

.main-nav-link.main-nav-create-btn:link,
.main-nav-link.main-nav-create-btn:visited {
  color: #fff;
  background-color: #415b59;
}

.main-nav-link.main-nav-create-btn:hover,
.main-nav-link.main-nav-create-btn:active {
  background-color: #273635;
}

/***********/
/* MOBILE */
/***********/

.btn-mobile-nav {
  border: none;
  background: none;
  cursor: pointer;

  display: none;
}

.icon-mobile-nav {
  height: 4.8rem;
  width: 4.8rem;
  color: #333;
}

.icon-mobile-nav[name='close-outline'] {
  display: none;
}

/**************************/
/* FOOTER */
/**************************/

.footer {
  padding: 12.8rem 0;
  border-top: 1px solid #eee;
}

.grid--footer {
  grid-template-columns: 1.5fr 1.7fr 1fr 1fr 1fr;
}

.logo {
  max-width: 100%;
}

.logo-col {
  display: flex;
  flex-direction: column;
}

.footer-logo {
  display: block;
  margin-bottom: 3.2rem;
}

.links-and-copyright {
  display: flex;
  gap: 2rem;
  flex-direction: column;
}

.social-links {
  list-style: none;
  display: flex;
  gap: 2.4rem;
}

.social-icon {
  height: 2.4rem;
  width: 2.4rem;
}

.copyright {
  font-size: 1.4rem;
  line-height: 1.6;
  color: #767676;
  margin-top: auto;
}

.footer-heading {
  font-size: 1.8rem;
  font-weight: 500;
  margin-bottom: 4rem;
}

.contacts {
  font-style: normal;
  font-size: 1.6rem;
  line-height: 1.6;
}

.address {
  margin-bottom: 2.4rem;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2.4rem;
}

.footer-link:link,
.footer-link:visited {
  text-decoration: none;
  font-size: 1.6rem;
  color: #767676;
  transition: all 0.3s;
}

.footer-link:hover,
.footer-link:active {
  color: #555;
}