/*
=============== 
Fonts
===============
*/
@import url("https://fonts.googleapis.com/css?family=Lato:400,700&display=swap");

/*
=============== 
Variables
===============
*/

:root {
  /* dark shades of primary color*/
  --clr-primary-1: hsl(184, 91%, 17%);
  --clr-primary-2: hsl(185, 84%, 25%);
  --clr-primary-3: hsl(185, 81%, 29%);
  --clr-primary-4: hsl(184, 77%, 34%);
  /* primary/main color */
  --clr-primary-5: hsl(169, 96%, 33%);
  /* lighter shades of primary color */
  --clr-primary-6: hsl(185, 57%, 50%);
  --clr-primary-7: hsl(184, 65%, 59%);
  --clr-primary-8: hsl(184, 80%, 74%);
  --clr-primary-9: hsl(185, 94%, 87%);
  --clr-primary-10: hsl(186, 100%, 94%);
  /* darkest grey - used for headings */
  --clr-grey-1: hsl(209, 61%, 16%);
  --clr-grey-2: hsl(211, 39%, 23%);
  --clr-grey-3: hsl(209, 34%, 30%);
  --clr-grey-4: hsl(209, 28%, 39%);
  /* grey used for paragraphs */
  --clr-grey-5: hsl(210, 22%, 49%);
  --clr-grey-6: hsl(209, 23%, 60%);
  --clr-grey-7: hsl(211, 27%, 70%);
  --clr-grey-8: hsl(210, 31%, 80%);
  --clr-grey-9: hsl(212, 33%, 89%);
  --clr-grey-10: hsl(210, 36%, 96%);
  --clr-white: #fff;
  --ff-primary: "Lato", sans-serif;
  --transition: all 0.3s linear;
  --spacing: 0.25rem;
  --radius: 0.5rem;
  --light-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
  --dark-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}
/*
=============== 
Global Styles
===============
*/

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family: var(--ff-primary);
  background: var(--clr-white);
  color: var(--clr-grey-1);
  line-height: 1.5;
  font-size: 0.875rem;
}
ul {
  list-style-type: none;
}
a {
  text-decoration: none;
}
img {
  width: 100%;
  display: block;
}
/* img:not(.nav-logo) {
  width: 100%;
  display: block;
} */

h1,
h2,
h3,
h4 {
  letter-spacing: var(--spacing);
  text-transform: capitalize;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}
h1 {
  font-size: 3rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.25rem;
}
h4 {
  font-size: 0.875rem;
}
p {
  margin-bottom: 1.25rem;
  color: var(--clr-grey-5);
}
@media screen and (min-width: 800px) {
  h1 {
    font-size: 4rem;
  }
  h2 {
    font-size: 2.5rem;
  }
  h3 {
    font-size: 2rem;
  }
  h4 {
    font-size: 1.5rem;
  }
  body {
    font-size: 1rem;
  }
  p {
    font-size: 1.2rem;
  }
  h1,
  h2,
  h3,
  h4 {
    line-height: 1;
  }
}
/*  global classes */

.btn {
  text-transform: uppercase;
  background: var(--clr-primary-5);
  color: var(--clr-white);
  padding: 0.375rem 0.75rem;
  letter-spacing: var(--spacing);
  display: inline-block;
  /* font-weight: 700; */
  -webkit-transition: var(--transition);
  transition: var(--transition);
  font-size: 0.875rem;
  border: 2px solid transparent;
  cursor: pointer;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
}
.btn:hover {
  color: var(--clr-primary-1);
  background: var(--clr-primary-8);
}

.section {
  padding: 5rem 0;
}

.section-title {
  text-align: center;
  margin-bottom: 4rem;
}
.section-title h2 {
  text-transform: uppercase;
}
.section-title span {
  color: var(--clr-primary-5);
}
.section-center {
  width: 90vw;
  margin: 0 auto;
  max-width: 1170px;
}

@media screen and (min-width: 992px) {
  .section-center {
    max-width: 95vw;
  }
}

/*
=============== 
Navbar
===============
*/
.navbar {
  position: fixed;
  background: var(--clr-white);
  width: 100vw;
  padding-top: 0.2rem;
  padding-bottom: 0.2rem;
  box-shadow: var(--light-shadow);
  z-index: 2;
  opacity: 25%;
  transition: var(--transition);
}
.navbar:hover {
  opacity: 100%;
  transition: var(--transition);
}
.logo-text {
  margin-top: 5px;
  font-size: 25px;
  display: block;
}
.logo-text span {
  color: var(--clr-primary-5);
}
.nav-toggle {
  font-size: 2rem;
  border: none;
  background: none;
  color: var(--clr-primary-6);
  -webkit-transition: var(--transition);
  transition: var(--transition);
}
.nav-toggle:hover {
  -webkit-transform: scale(1.2);
  transform: scale(1.2);
}
.nav-header {
  padding: 3vw;
  padding-top: 0.5rem;
  padding-bottom: 00.5rem;
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
}
.nav-links {
  height: 0px;
  overflow: hidden;
  -webkit-transition: var(--transition);
  transition: var(--transition);
}

.show-links {
  height: 280px;
}

.nav-link {
  display: block;
  padding: 1rem 2rem;
  text-transform: capitalize;
  letter-spacing: var(--spacing);
  -webkit-transition: var(--transition);
  transition: var(--transition);
  color: var(--clr-grey-1);
  font-size: 1rem;
  width: 100vw;
}
.nav-link:hover {
  color: var(--clr-primary-1);
  background: var(--clr-primary-8);
  padding-left: 2.25rem;
}

@media screen and (min-width: 992px) {
  .nav-center {
    display: -webkit-inline-box;
    display: inline-flex;
    flex-wrap: wrap;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
    flex-direction: row;
    -webkit-box-pack: justify;
    justify-content: space-between;
    width: 100vw;
    padding-left: 3rem;
    padding-right: 3rem;
  }

  .nav-header {
    padding-left: 0;
    margin: 0;
    width: 18rem;
  }
  .nav-toggle {
    display: none;
  }

  .nav-links {
    display: -webkit-box;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-around;
    padding-top: 1rem;
    height: auto;
  }
  .nav-link {
    width: auto;
    margin: 0.5rem 0.5rem;
    padding: 0;
    display: block;
  }
  .nav-link:hover {
    color: var(--clr-primary-1);
    -webkit-transform: scale(1.2);
    transform: scale(1.1);
    padding-left: 0;
    background: var(--clr-white);
  }
}

/*
=============== 
Hero
===============
*/
.hero {
  color: var(--clr-white);
  height: 100vh;
  background: var(--clr-primary-5);
  display: -webkit-box;
  display: flex;
  -webkit-box-align: center;
  align-items: center;
  -webkit-box-pack: center;
  justify-content: center;
  letter-spacing: var(--spacing);
}

@media screen and (min-width: 768px) {
  .hero {
    background: -webkit-gradient(
        linear,
        left bottom,
        left top,
        from(rgba(13, 211, 218, 0.3)),
        to(rgba(13, 211, 218, 0.4))
      ),
      url(../pic/banner.jpg);
    background: linear-gradient(
        to top,
        rgba(13, 211, 218, 0.3),
        rgba(13, 211, 218, 0.4)
      ),
      url(../pic/banner.jpg);
    background-size: cover;
    background-position: center;
  }
}
.hero-banner {
  text-align: center;
  color: var(--clr-white);
  padding: 0 3rem;
}
.hero h1 {
  font-size: 4rem;
  text-shadow: 2px 2px var(--clr-grey-1);
}
.hero p {
  font-size: 20px;
  max-width: 35rem;
  margin: 1rem auto;
  color: var(--clr-white);
  text-shadow: 1px 1px var(--clr-grey-1);
}
.hero-btn {
  background: var(--clr-white);
  color: var(--clr-primary-3);
  font-size: 1.5rem;
  width: 20rem;
  height: 4rem;
  padding: 0.5rem;
}

.hero-btn:hover {
  background: none;
  color: var(--clr-white);
  border: 2px solid var(--clr-white);
}

/*
=============== 
About
===============
*/
/* section add to globals */
/* title add to globals */
/* section center add to globals */

.about-image,
.about-info {
  margin-bottom: 2rem;
  text-align: center;
}

.about p {
  font-size: 1.5rem;
}

@media screen and (min-width: 992px) {
  .about-center {
    display: -webkit-box;
    display: flex;
    flex-wrap: wrap;
    -webkit-box-pack: justify;
    justify-content: space-between;
  }
  .about-image {
    flex: 1;
    margin-right: 50px;
    box-shadow: var(--dark-shadow);
  }
  .about-info {
    flex: 5;
  }

  .about-image,
  .about-info {
    -webkit-box-flex: 0;
    align-self: center;
    text-align: left;
  }
}

@media screen and (min-width: 1170px) {
  .about-image::before {
    content: "";
    position: absolute;
    outline: 5px solid var(--clr-primary-5);
    outline-offset: -5px;
    width: 100%;
    height: 100%;
    left: -20px;
    top: -20px;
    z-index: -2;
  }
  .about-image {
    position: relative;
  }
}
/*
=============== 
Services
===============
*/

/*
=============== 
Featured Tours
===============
*/
.featured {
  background-color: var(--clr-grey-9);
}
.ft-card {
  -webkit-transition: var(--transition);
  transition: var(--transition);
  background: var(--clr-grey-10);
  box-shadow: var(--light-shadow);
  margin-bottom: 2rem;
}

.ft-imge-container {
  position: relative;
}
.ft-img {
  height: 15rem;
  -o-object-fit: cover;
  object-fit: cover;
}
.ft-title {
  letter-spacing: 0;
  word-spacing: 4px;
  text-align: center;
}
.ft-rights {
  font-size: 0.75rem;
  color: var(--clr-grey-9);
  padding: auto;
  position: absolute;
  right: 0;
  bottom: 0;
  margin-bottom: 0;
  text-transform: capitalize;
  padding: 0.15rem;
}
.ft-rights-2 {
  color: var(--clr-grey-5);
}

.ft-card:hover {
  box-shadow: var(--dark-shadow);
  -webkit-transform: scale(1.02);
  transform: scale(1.02);
}
.ft-info {
  padding: 1rem;
  vertical-align: bottom;
}

.ft-footer {
  display: -webkit-box;
  display: flex;
  -webkit-box-pack: justify;
  justify-content: space-between;
  flex-wrap: wrap;
  -webkit-box-align: center;
  align-items: center;
  justify-content: center;
  margin-bottom: 10px;
}

@media screen and (min-width: 768px) {
  .featured-center {
    display: -webkit-box;
    display: flex;
    -webkit-box-pack: left;
    justify-content: left;
    flex-wrap: wrap;
  }
  .ft-card {
    max-width: calc(50% - 2rem);
    margin: 1rem;
  }
}

@media screen and (min-width: 1170px) {
  .ft-card {
    max-width: calc(33.33% - 2rem);
    margin: 1rem;
  }
}
/*
=============== 
Footer
===============
*/
.footer {
  background: var(--clr-primary-3);
}

.footer-links {
  display: -webkit-box;
  display: flex;
  justify-content: space-around;
  max-width: 700px;
  margin: 5rem auto;
  flex-wrap: wrap;
}

.footer-link {
  color: var(--clr-white);
  font-size: 1.5rem;
}

.footer-icon {
  color: var(--clr-primary-8);
  font-size: 2rem;
  margin: 1rem;
}
.copyright {
  color: var(--clr-white);
  text-align: center;
  max-width: 550px;
  letter-spacing: var(--spacing);
  font-size: 1rem;
  margin: 2rem auto;
}

.bibliography p {
  font-size: 25px;
}