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

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


/*=========== COLORS==============*/
/*Color mode HSL (hue, saturation, lightness)*/
--title-color: hsl(0, 0%, 95%);
--text-color: hsl(0, 0%, 70%);
--text-color-light: hsl(0, 0%, 60%);
--body-color: hsl(0, 0%, 0%);
--container-color: hsl(0, 0%, 8%);

/*=========== Fonts and Typography==============*/
/*.5rem = 8px | 1rem = 16px....*/
--body-font: 'Poppins', sans-serif;
--second-font: 'Montserrat', sans-serif;
--biggest-font-size: 2.75rem;
--h1-font-size: 1.5rem;
--h2-font-size: 1.25rem;
--h3-font-size: 1rem;
--normal-font-size: .938rem;
--small-font-size: .813rem;
--smaller-font-size: .75rem;

/*=========== Fonts 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: 1152px){
    :root{
        --biggest-font-size: 5.5rem;
        --h1-font-size: 2.5rem;
        --h2-font-size: 1.5rem;
        --h3-font-size: 1.25rem;
        --normal-font-size: 1rem;
        --small-font-size: .875rem;
        --smaller-font-size: .813rem;
    }
}


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

html{
    scroll-behavior: smooth;
}

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

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

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

h1,h2,h3,h4{
    color: var(--title-color);
    font-family: var(--second-font);
    font-weight: var(--font-semi-bold);
}

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{
    text-align:center;
    font-size: var(--h1-font-size);
    margin-bottom: 1.5rem;
}
.main{
    overflow: hidden;    /* For animation ScrollReveal */
}

/*=========== HEADER & NAV ============== time: 11:12 */   
.header{
    position: fixed;
    width: 100%;
    background-color: transparent;
    top: 0;
    left: 0;
    z-index: var(--z-fixed);
}

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

/*.nav__logo{
    color: var(--title-color);
    font-family: var(--second-font);
    font-weight: var(--font-semi-bold);
}*/

.nav__logo img{
    /*color: var(--title-color);
    font-family: var(--second-font);
    font-weight: var(--font-semi-bold);*/
    width: 70%;
}
.nav__toggle,
.nav__close{
    display: flex;
    font-size: 1.25rem;
    color: var(--title-color);
    cursor: pointer;
}


/*============ Navigation for Mobile Devices ============time: 12:42 */

@media screen and (max-width: 1023px) {
    .nav__menu{
        position: fixed;
        top: -100%;
        left: 0;
        background-color: hsla(0, 0%, 0%, .3);
        width: 100%;
        padding-block: 4rem;
        backdrop-filter: blur(24px);
        -webkit-backdrop-filter: blur(24px);    /* For Safari */
        transition: top .4s;
    }
}


.nav__list{
    text-align: center;
    display: flex;
    flex-direction: column;
    row-gap: 2.5rem;

}
.nav__link{
    position: relative;           /*time: 1.07:46*/
    color: var(--title-color);
    font-family: var(--second-font);
    font-weight: var(--font-medium);
}

/*time: 1.07:50*/
.nav__link::after{
    content: '';
    width: 0;
    height: 2px;
    background-color: var(--title-color);
    position: absolute;
    left: 0;
    bottom: -.5rem;
    transition: width .3s;
}

/*time: 1:08:05 */
.nav__link:hover::after{
    width: 70%;
}



.nav__close{
    position: absolute;
    top: 1rem;
    right: 1.5rem;

}

/* Show menu */
.show-menu{
    top: 0;
}

/* Add blur to Header   */
.blur-header::after{
      content: '';
      position: absolute;
      width: 1000%;
      height: 100%;
      background-color: hsla(0, 0%, 0%, .3);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      top: 0;
      left: 0;
      z-index: -1;
}



/*======   Active Link ===== time: 1:08:05 */
.active-link::after{
    width: 70%;

}







/*=============== HOME =============== time: 20:09*/
.home{
    position: relative;
}

.home__bg{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 750px;
    object-fit: cover;
    object-position: center;
}

.home__shadow{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 800px;
    background: linear-gradient(180deg,
                hsla(0, 0%, 0%, 0)58%
                hsl(0, 0%, 0%,) 78%);
}

.home__container{
    position: relative;
    padding-top: 3rem;
    row-gap: 3rem;

}

.home__data{
    text-align: center;
}
.home__subtitle{
    font-size: var(--h3-font-size);
    margin-bottom: .5rem;
}
.home__title{
    font-size: var(--biggest-font-size);
    margin-bottom: 1rem;
}
.home__description{
    margin-bottom: 2rem;
    color: var(--title-color);
}
.home__cards{
    grid-template-columns: 240px;
    justify-content: center;
}
.home__card{
    position: relative;
    overflow: hidden;
}
.home__card-img{
    transition: transform .4s;
}
.home__card-shadow{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(180deg,
                hsla(0, 0%, 0%, 0)50%
                hsl(0, 0%, 0%,) 125%);
}
.home__card-title{
    position: absolute;
    left: 1rem;
    bottom: 1rem;
    font-size: var(--h3-font-size);
    z-index: 1;
}
.home__card:hover .home__card-img{
    transform: scale(1.2);
}


/*=============== BUTTON =============== time:25:20*/

.button{
    background-color: hsla(0, 0%, 100%, .2);
    padding: 1.25rem 1.5rem;
    color: var(--title-color);
    display: inline-flex;
    align-items: center;
    column-gap: .5rem;
    font-family: var(--second-font);
    font-weight: var(--font-semi-bold);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);    /* for safari  */
}

.button i{
    font-size: 1.25rem;
    transition: transform .4s;
    font-weight: initial;
}

.button:hover i{
    transform: translateX(.25rem);
}


/*=============== ABOUT =============== time: 31:07*/
.about__container{
    row-gap: 3rem;
}
.about__data{
    text-align: center;
}
.about__description{
    margin-bottom: 2rem;
}
.about__image{
    position: relative;
    justify-self: center;
    overflow: hidden;
}
.about__img{
    width: 300px;
    transition: transform .4s ;
}
.about__shadow{
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background: linear-gradient(180deg,
                hsla(0, 0%, 0%, 0)50%
                hsl(0, 0%, 0%,) 125%);
}
.about__image:hover .about__img{
    transform: scale(1.2);
}

/*=============== POPULAR =============== time: 36:09*/
.popular__container{
    padding-top: 1.5rem;
    grid-template-columns:240px;
    justify-content: center;
    row-gap: 2.5rem;
}
.popular__image{
    position: relative;
    overflow: hidden;
    margin-bottom: 1rem;
}

.popular__img{
    transition: transform .4s;
}

.popular__shadow{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg,
                hsla(0, 0%, 0%, 0)50%
                hsl(0, 0%, 0%,) 125%);
}

.popular__title{
    font-size: var(--h3-font-size);
    margin-bottom: .5rem;
}

.popular__location{
    display: inline-flex;
    align-items: center;
    column-gap: .25rem;
    font-size: var(--small-font-size);
    font-family: var(--second-font);
    font-weight: 500;
}

.popular__location i{
    font-size: 1rem;
}

.popular__image:hover .popular__img{
    transform: scale(1.2);
}



/*=============== EXPLORE =============== time: 41:42*/
.explore{
    position: relative;
}

.explore__image{
    position: absolute;
    overflow: hidden;
}

.explore__img{
    width: 100%;
    height: 333px;
    object-fit: cover;
    object-position: center;
}

.explore__shadow{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg,
                hsl(0, 0%, 0%)5%,
                hsla(0, 0%, 0%, 0) 40%,
                hsla(0, 0%, 0%, 0) 60%,
                hsl(0, 0%, 0%) 92%);
}


.explore__content{
    position: relative;
    padding-top: 16rem;
    text-align: center;
    row-gap: 2.5rem;
}

.explore__user{
   display: inline-flex;
   align-items: center;
   justify-content: center;
   column-gap: .5rem;
}
.explore__perfil{
    width: 30px;
    border-radius: 50%;
}
.explore__name{
    font-size: var(--small-font-size);
    color: var(--title-color);
}



/*=============== JOIN =============== time:47:53*/
.join__container{
    row-gap: 3rem;
    padding-bottom: 2.5rem;
}
.join__data{
    text-align: center;
}
.join__description{
    margin-bottom: 2rem;
}
.join__form{
    display: grid;
    row-gap: 1rem;
}
.join__input{
    padding: 1.25rem 1rem;
    background-color: var(--container-color);
}
.join__button{
    cursor: pointer;
}
.join__image{
    position: relative;
    justify-self: center;
    overflow: hidden;
}
.join__img{
    width: 300px;
    transition: transform .4s;
}
.join__shadow{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(180deg,
                hsla(0, 0%, 0%, 0) 50%,
                hsl(0, 0%, 0%) 125%);
}

.join__image:hover .join__img{
      transform: scale(1.2);
}

/*=============== FOOTER =============== time:56.02*/
.footer{
    padding-block: 2.5rem;
    background-color: var(--container-color);
}

.footer-content{
    row-gap: 3.5rem;
}

.footer__logo{
    display: inline-block;
    /*color: var(--title-color);
    font-size: var(--h2-font-size);
    font-family: var(--second-font);
    font-weight: var(--font-semi-bold);*/
    margin-bottom: 1rem;
}

.footer__logo img{
    width: 50%;
}

.footer__data{
    grid-template-columns: repeat(2, max-content);
    gap: 2.5rem, 3.5rem;
}

.footer__title{
    font-size: var(--h3-font-size);
    margin-bottom: 1rem;
}

.footer__links{
    display: grid;
    row-gap: .75rem;
}

.footer__link{
    color: var(--text-color);
    transition: color .4s;
}

.footer__link:hover{
    color: var(--title-color);
}

.footer__group,
.footer__social{
    display: flex;
}

.footer__group{
    margin-top: 5rem;
    flex-direction: column;
    align-items: center;
    row-gap: 2rem;
}
.footer__social{
    column-gap: 1.5rem;
}

.footer__social-link{
    color: var(--text-color);
    font-size: 1.25rem;
    transition: color .4s, transform .4s;
}

.footer__social-link:hover{
    color: var(--title-color);
    transform: translateY(-.25rem);
}
.footer__copy{
    font-size: var(--smaller-font-size);
    color: var(--text-color-light);
    text-align: center;
}
.footer__group span{
    color: #fff;
}
.footer__group span a{
    color: #c03740;
    font-weight: bold;
}


/*=============== SCROLL BAR =============== time: 1:01:22*/
::-webkit-scrollbar{
    width: .6rem;
    border-radius: .5rem;
    background-color: hsl(0, 0%, 10%);
}

::-webkit-scrollbar-thumb{
    border-radius: .6rem;
    background-color: hsl(0, 0%, 20%);
}

::-webkit-scrollbar-thumb:hover{
    background-color: hsl(0, 0%, 30%);
}



/*=============== SCROLL UP ====================== time:1:02:58*/
/* OBSERVATION: No java was required here - arrow scrolled up on click until bottom: value changed */ 
.scrollup{
    position: fixed;
    right: 1rem;
    bottom: -50%;     /*changed from 3rem in order to use js script */
    background-color: hsla(0, 0%, 100%, .1);
    padding: 6px;
    display: inline-flex;
    color: var(--title-color);
    font-size: 1.25rem;
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);    /* for safari  */
    z-index: var(--z-tooltip);
    transition: bottom .4s, transform .4s;
}

.scrollup:hover{
    transform: translateY(-.25rem);
}


/* ==============Show Scroll Up====== */
.show-scroll{
    bottom: 3rem;
}



/*====Whatsapp ===*/
.whatsapp-container{
    position: fixed;
    right: 7px;
    bottom: -80px;
    opacity: 0;
    padding: 24px;
    animation: fade-up 1000ms forwards;
    animation-delay: 1000ms;
}

@keyframes fade-up{
    100% {
        bottom: 50px;
        opacity: 1;
    }
}

.whatsapp-container .whatsapp-btn{
    font-size: 60px;
    color: #25d366;
    display: inline-block;
    transition: all 400ms;
}
.whatsapp-container .whatsapp-btn:hover{
    transform: scale(1.2);
}