/*=============== GOOGLE FONTS ===============*/
@import url("https://fonts.googleapis.com/css2?family=Audiowide&family=Poppins:wght@400;500;600&display=swap");

/*=============== VARIABLES CSS ===============*/
:root {
  --header-height: 3.5rem;

  /*========== Colors ==========*/
  /*Color mode HSL(hue, saturation, lightness)*/
  --first-color: hsl(238, 100%, 70%);
  --first-gradient: linear-gradient(90deg,
                  hsl(243, 96%, 54%),
                  hsl(296, 78%, 53%));
  --second-gradient: linear-gradient(90deg,
                  hsl(192, 94%, 49%),
                  hsl(224, 98%, 51%));
  --third-gradient: linear-gradient(90deg,
                  hsl(25, 96%, 55%),
                  hsl(34, 93%, 53%));
  --white-color: hsl(0, 0%, 100%);
  --text-color: hsl(0, 0%, 75%);
  --text-color-light: hsl(0, 0%, 55%);
  --border-color: hsl(0, 0%, 45%);
  --body-color: hsl(238, 100%, 12%);
  --body-color-light: hsl(238, 60%, 20%);

  /*========== Font and typography ==========*/
  /*.5rem = 8px | 1rem = 16px ...*/
  --body-font: "Poppins", sans-serif;
  --second-font: "Audiowide", sans-serif;
  --biggest-font-size: 3rem;
  --big-font-size: 1.5rem;
  --h1-font-size: 1.5rem;
  --h2-font-size: 1.25rem;
  --normal-font-size: .938rem;
  --small-font-size: .813rem;

  /*========== Font weight ==========*/
  --font-regular: 400;
  --font-medium: 500;
  --font-semi-bold: 600;

  /*========== z index ==========*/
  --z-tooltip: 10;
  --z-fixed: 100;
}

/*========== Responsive typography ==========*/
@media screen and (min-width: 1150px) {
  :root {
    --biggest-font-size: 5.5rem;
    --big-font-size: 3rem;
    --h1-font-size: 2.25rem;
    --h2-font-size: 1.5rem;
    --normal-font-size: 1rem;
    --small-font-size: .875rem;
  }
}

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

html {
  scroll-behavior: smooth;
}

body,
input,
button {
  font-family: var(--body-font);
  font-size: var(--normal-font-size);
}

body {
  background-color: var(--body-color);
  color: var(--text-color);
}

input,
button {
  border: none;
  outline: none;
}

h1, h2, h3, h4 {
  color: var(--white-color);
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 1120px;
  margin-inline: 1.5rem;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.section {
  padding-block: 5rem 1rem;
}

.section__title {
  font-size: var(--big-font-size);
  font-family: var(--second-font);
  font-weight: initial;
  margin-bottom: 2rem;
  text-align: center;
}

.section__title span {
  display: block;
  background: var(--third-gradient);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
}

.main {
  overflow: hidden;
}

/*=============== HEADER & NAV ===============*/
.header{
    position: fixed;
    width: 100%;
    top: 0;
    left:0;
    background-color: transparent;
    z-index: var(--z-fixed);
}
.nav{
    position: relative;
    height: var(--header-height);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav__logo{
    display: inline-flex;
    align-items: center;
    column-gap: .25rem;
    color: var(--white-color);
    font-weight: var(--font-semi-bold);
}
.nav__logo img{
    width: 1.5rem;
}
.nav__toggle,
.nav__close{
    display: inline-flex;
    font-size: 1.5rem;
    color: var(--white-color);
    cursor: pointer;
}

.nav__menu{
    position: fixed;
    top: 0;
    right:-100%;
    background-color: hsla(238, 100%, 6%,.5);
    backdrop-filter: blur(16px);
    --webkit-backdrop-filter:blur(16px);
    width: 80%;
    height: 100%;
    padding: 8rem 3.5rem 3.5rem;
    transition: right .4s;
}

.nav__list{
    display: flex;
    flex-direction: column;
    row-gap: 3rem;
}
.nav__link{
    color: var(--white-color);
    font-size: var(--h2-font-size);
    font-family: var(--second-font);
    transition: color .4s;
}

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

.nav__img,
.nav__close{
    position: absolute;
}

.nav__close{
    top: 1rem;
    right: 1.5rem;
}
.nav__img{
    width: 300px;
    right: -3rem;
    bottom: 5rem;
    z-index: -1;
}

/* Show menu */
.show-menu{
    right:0;
}
/* Add blur header */
.blur-header::after{
    content: '';
    position: absolute;
    width: 1000%;
    height: 100%;
    background-color: hsla(238, 100%, 6%,.5);
    backdrop-filter: blur(16px);
    --webkit-backdrop-filter:blur(16px);
    top:0;
    left: 0;
    z-index: -1;
}

/* Active link */
.active-link{
  color: var(--first-color);
}

/*=============== HOME ===============*/
.home{
    position: relative;
}
.home__bg{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}
.home__container{
    position: relative;
    row-gap: 3rem;
    padding-top: 3rem;
}
.home__data{
    position: relative;
    text-align: center;
}
.home__title span{
  display: block;
}

.home__title{
    font-size: var(--biggest-font-size);
    font-family: var(--second-font);
    font-weight:initial;
    margin-bottom: 1.5rem;
}

.home__title span:nth-child(1){
    background: var(--third-gradient);
    background-clip: text;
    --webkit-background-clip:text;
    color: transparent;
}
.home__title span:nth-child(3){
    background: var(--second-gradient);
    background-clip: text;
    --webkit-background-clip:text;
    color: transparent;
}
.home__ovni{
    width: 50px;
    position: absolute;
    top: 4rem;
    right: -1rem;
    transform: rotateY(180deg);
}
.home__img{
    width: 320px;
    justify-self: center;
}
/*=============== BUTTON ===============*/
.button{
    display: inline-flex;
    justify-content: center;
    background: var(--first-gradient);
    color: var(--white-color);
    font-weight: var(--font-semi-bold);
    padding: 1rem 2rem;
    transition: box-shadow .4s;
}

.button:hover{
    box-shadow:0 8px 32px hsla(243, 100%, 54%,.4);
}
.button__yellow{
    background: var(--third-gradient);
}
.button__yellow:hover{
    box-shadow: 0 8px 32px hsla(25, 96%, 55%,.4);
}
/*=============== TRAVEL ===============*/
.travel{
  position: relative;
}

.travel__lines{
  max-width: initial;
  width: 550px;
  position: absolute;
  top: 4rem;
  left: 0;
}

.travel__container{
  position: relative;
  background-color: hsla(238, 50%, 20%,.4);
  backdrop-filter:blur(16px);
  --webkit-backdrop-filter:blur(16px);
  padding:2rem 2rem 5rem;
}

.travel__swiper{
  padding-top: 3rem;
}
.travel__card{
  position: relative;
  border: 2px solid;
  border-image:var(--second-gradient) 1;
  background: linear-gradient(hsla(243,98,51%,.3),transparent 50%);
  padding: 9.25rem 1rem 3rem;
  text-align: center;

}

.travel__img{
  width: 180px;
  position:absolute;
  top:-3rem;
  left: 0;
  right: 0;
  margin: 0 auto;
 transform: rotate(-90deg);
 transition: transform .6s;
}

.travel__title{
  font-size: var(--h2-font-size);
}
.travel__info{
  display: block;
  color: var(--first-color);
  font-weight: var(--font-semi-bold);
  margin-bottom: 1rem;
}
.travel__description{
  font-size: var(--small-font-size);
}










/* Swiper class */
.swiper-pagination-bullets .swiper-pagination-horizontal{
  bottom: 2rem;
}
.swiper-pagination-bullet{
  width: 1rem;
  height: 1rem;
  opacity: 1;
  border: 2px solid var(--border-color);
  background: transparent;
}
.swiper-pagination-bullet-active{
  border:2px solid transparent;
  background: linear-gradient(var(--body-color),var(--body-color)) padding-box,
              linear-gradient(135deg,hsl(25,96%,55%)0%,hsl(34,93%,53%)100%)border-box;
  position: relative;
}

.swiper-pagination-bullet-active::after{
  content: '';
  position: absolute;
   width: .5rem;
  height: .5rem;
  background: var(--third-gradient);
  border-radius: 50%;
  inset: 0;
  margin: auto;

}
/* Swiper animation */

.swiper-slide-active .travel__img{
  transform: rotate(0);
}
/*=============== EXPLORE ===============*/
.explore__container{
  row-gap: 3rem;
}
.explore__data{
  position: relative;
}
.explore__planet{
  width: 50px;
  position: absolute;
  top: 3rem;
  right: 0;
}
.explore__decription{
  text-align: center;
  margin-bottom:2rem;
}
.explore__info{
  display: flex;
  justify-content: center;
  column-gap:3rem;
}
 .explore__info-title{
  font-size: var(--normal-font-size);
 }
 .explore__info-number{
  font-size: var(--h1-font-size);
  font-family:var(--second-font);
  background: var(--second-gradient);
  background-clip: text;
  --webkit-background-clip:text;
  color:transparent;
 }
 .explore__info-number span{
  font-size: var(--small-font-size);
 }

 .explore__img{
  width: 320px;
  justify-content: center;
 }
/*=============== HISTORY ===============*/
.history{
  position: relative;
}

.history__container{
  position: relative;
  row-gap: 2.5rem;
  grid-template-columns: 265px;
  justify-content: center;
}
.history__card{
  text-align: center;
}
.history__img{
  width: 150px;
  margin: 0 auto .75rem;
}
.history__description{
  color:var(--first-color);
  font-weight: var(--font-semi-bold);
}

.history__planet-1,
.history__planet-2{
  position: absolute;
}

.history__planet-1{
  width: 250px;
  top:10rem;
  left: -8rem;
}

.history__planet-2{
  width:150px;
  right:-5rem;
  bottom:6rem;
}




/*=============== CONTACT ===============*/
.contact__conatainer{
  padding-bottom:2rem;
}
 .contact__form{
  display: grid;
  row-gap: 1rem;
 }

 .contact__input{
  width: 100%;
  background-color: var(--body-color);
  border: 2px solid var(--border-color);
  padding: 1rem;
  color: var(--white-color);
 }

 .contact__form button{
  cursor: pointer;
 }
/*=============== FOOTER ===============*/
.footer{
  overflow: hidden;
}
.footer__container{
  position: relative;
  row-gap: 4.5rem;
  padding-block: 2rem;
}

.footer__planet-1,
.footer__planet-2{
  position: absolute;
}

.footer__planet-1{
  width: 200px;
  left:-6.5rem;
  bottom:-4.5rem;
}

.footer__planet-2{
  width: 50px;
  top:5.5rem;
  right: 0;
}
.footer__content{
  row-gap: 2.5rem;
}
.footer__links{
  display: flex;
  column-gap:2rem;
  justify-content: center;

}

.footer__links{
  color: var(--white-color);
  font-weight: var(--font-semi-bold);
  transition: color .4s;
}
.footer__links:hover{
  color: var(--first-color);
}

.footer__social{
  display: flex;
  column-gap: 1rem;
  justify-content: center;
}
.footer__social-links{
  display:inline-flex;
  background: var(--third-gradient);
  color: var(--white-color);
  font-size:1.5rem;
  padding: .25rem;
  transition: box-shadow .4s;
}

.footer__social-links:hover{
  box-shadow: 0 8px 32px hsla(25, 96%, 55%,.6);
}
.footer__copy{
  text-align: center;
  z-index: var(--z-tooltip);
  color: var(--white-color);
  font-size: var(--small-font-size);
}
/*=============== SCROLL BAR ===============*/
::-webkit-scrollbar{
  width: .6rem;
  background-color: hsl(238, 60%, 20%);
}

::-webkit-scrollbar-thumb{
  background-color: hsl(238, 50%, 30%);
}
::-webkit-scrollbar-thumb:hover{
  background-color: hsl(238,40, 40);
}
/*=============== SCROLL UP ===============*/
.scrollup{
  position: fixed;
  right: 1rem;
  bottom: 3rem;
  bottom:-50%;
  background-color: var(--body-color-light);
  box-shadow: 0 8px 24px hsla(238, 60%, 4%,.6);
  display: inline-flex;
  padding: 6px;
  color:var(--white-color);
  font-size: 1.25rem;
  z-index:var(--z-tooltip);
  transition: bottom .4s, transform .4s;
}
.scrollup:hover{
  transform:translateY(-.5rem);
}
/* Show Scroll Up */
.show-scroll{
  bottom: 3rem;
}

/*=============== BREAKPOINTS ===============*/
/* For small devices */
@media screen and(max-width:340px){
  .container{
    margin-inline:1rem;
  }
  .home__title{
    font-size: 2.5rem;
  }
  .travel__container{
    padding-inline: 1rem;
  }
  .explore__info{
    flex-direction: column;
    row-gap: 1rem;
    text-align: center;
  }
}

/* For medium devices */
@media screen and(min-width:540px) {
  .home__container,
  .explore__container{
    grid-template-columns: 350px;
    justify-content: center;
  }

  .travel__card{
    width: 265px;
  }
  
}
@media screen and (min-width:768px) {
  .home__container,
  .explore__container{
    grid-template-columns: repeat(2,350px);
    align-items: center;
  }
  .home__data,.explore__data,.explore__decription{
    text-align: initial;
  }
  
  .explore__info{
    justify-content: initial;
  }
  .explore__img{
    order: -1;
  }
  .history__container{
    grid-template-columns: repeat(2,265px);
  }
  .nav{
    margin: 0 auto;
  }
  .contact__form{
    width: 600px;
    justify-self: center;
    display: grid;
    grid-template-columns: 1fr max-content;
    column-gap: 1rem;
    border:2px solid var(--border-color);
    padding: 1rem 1rem 1rem 1.5rem;
  }
  .contact__input{
    border: none;
    padding: 0;
    
    }
  
}

/* For large devices */
@media screen and (min-width:1150px) {
.container{
  margin-inline:auto;
}
.section{
  padding-block: 7rem 2rem;
}
.section__title{
  margin-bottom:3rem;
 
}
.nav{
  height: calc(var(--header-height)+2rem);
  margin: 0 auto;
}
.nav__logo img{
  width: 3rem;
}
.nav__toggle,
.nav__close{
font-size: 2rem;
}
.nav__menu{
  width: 40%;
  padding: 10rem 4.5rem 0;
}
.nav__list{
  row-gap: 3.5rem;
}
.nav__close{
  top:1.7rem;
}
.nav__img{
  width: 400px;
  right: -4rem;
}
.home__container{
  grid-template-columns: 540px 550px;
  column-gap: 2rem;
}
.home__title{
  margin-bottom: 3rem;
}
.home__ovni{
  width: 100px;
  top: 10rem;
  right: 1.5rem;
}
.home__img{
  width: 550px;
}
.travel__lines{
  width: 800px;
}
.travel__container{
  padding: 3.5rem 3.5rem 7.5rem;
}
.travel__container .section__title{
  text-align: initial;
}

.travel__swiper{
  max-width: 980px;
}
.travel__card{
  padding-top: 11rem;
}
.travel__img{
  width: 200px;
}
.travel__info{
  margin-bottom: 1.5rem;
}
.travel__description{
  font-size: var(--normal-font-size);
}

.swiper-pagination-bullets .swiper-pagination-horizontal{
  bottom: 3rem;
}

.explore__container{
  grid-template-columns: 550px 480px;
  column-gap: 2rem;
}

.explore__img{
  width: 550px;
}

.explore__data .section__title{
  margin-bottom: 1.5rem;
}

.explore__decription{
  margin-bottom: 3rem;
}
.explore__planet{
  width: 100px;
  right: -4rem;
}
.history__container{
  grid-template-columns: repeat(3,265px);
  column-gap: 5rem;
}
.history__img{
  width: 200px;
  margin-bottom: 1rem;
}
.history__planet-1{
  width: 500px;
  left: -15rem;
}
.history__planet-2{
  width: 300px;
  right: -8rem;
  bottom:10rem;
}
.history .section__title{
  align-items: center;
}

.footer__container{
  padding-block: 4rem 3rem;
}
.footer__links{
  column-gap:4rem;
}
.footer__social{
  column-gap: 1.5rem;
}
.footer__planet-1{
  width: 400px;
  bottom: -12rem;
}
.footer__planet-2{
  width: 150px;
}
.scrollup{
  right: 3rem;
}

}