*,
*::before,
*::after{
    box-sizing: border-box;
}


:root{

    --ff-primary:'Roboto', sans-serif;
    --ff-secondary:'Merriweather', serif;
    --fw-reg:300;
    --fw-bold:900;
    --clr-light: #fff;
    --clr-dark: #303030;
    --clr-accent: rgba(82, 150, 225,0.45);
    --clr-green: rgb(143, 255, 145);
    --clr-green-light: rgba(143,255,145,0.4);

    --fs-h1: 3rem;
    --fs-h2: 2.25rem;
    --fs-h3: 1.25rem;
    --fs-body: 1rem;

    --bs: 0.25em 0.25em 0.75em rgba(0,0,0,0.25),
            0.125em 0.125em 0.25em rgba(0,0,0,0.15);

}

@media(min-width:880px){
    :root{
        --fs-h1: 4rem;
        --fs-h2: 3.25rem;
        --fs-h3: 1.5rem;
        --fs-body: 1.1rem;
    }

}

body{
    background: var(--clr-light);
    color: var(--clr-dark);
    font-family: var(--ff-primary);
    font-size: var(--fs-body);
    line-height: 1.6rem;
    
    
    width: 100vw;
    height: 100vh;
    /* padding-left: env(safe-area-inset-left);
    padding-right: env(safe-area-inset-right); */
    width: 100%;
    height: 100%;
    overflow-x:hidden;
}
img{
    display:block;
    max-width: 100%;
}
h1 { font-weight:var(--fw-reg); }
.I-am{
    color: var(--clr-accent);
}
.my-name{
    display:block;
}
.intro-img{
    box-shadow: var(--bs);
}
section{
    padding: 5em 2em;
}
h1,
h2,
h3{
    line-height: 1;
    margin:0;
}

h1{ font-size: var(--fs-h1);}
h2 {font-size: var(--fs-h2);}
h3 {font-size: var(--fs-h3);}

.section-title{
    
    
}

.title-name{
    /* font-weight: var(--fw-bold); */
}

.section-subtitle{
    margin:0;
    font-size: var(--fs-h3);
    color: var(--clr-dark);
    font-weight: var(--fw-bold);
}

.subtitle-intro{
    display:inline-block;
}
.subtitle-intro,
.subtitle-about{
    background: var(--clr-green);
    font-family: var(--ff-secondary);
    margin-top: 0.5em;
    margin-bottom: 1em;
    
}
.intro{
    position: relative;
}
@media (min-width:600px){
    .intro{
        display: grid;
        width: min-content;
        margin: 0 auto;
        gap: 1em;
        grid-template-areas: 
        'img title'
        'img subtitle';
        grid-template-columns: min-content max-content;
    }
    .intro-img{
        grid-area: img;
        min-width: 250px;
    }
    .subtitle-intro{
        align-self: start;
        /* grid-column: -1/1;
        grid-row: 2; */
        /* text-align: right;
        position:relative;
        left: -1.5em;
        width: calc(100% +1.5em); */
    }
    .body{
        
        width: 100vw;
        height: 100vh;
        
    }
}

/* who am I section */
.btn{
    display: block;
    cursor: pointer;
    font-size: 1em;
    transition: transform 200ms ease-in-out;
}
.btn:hover{
    transform: scale(1.2);
}
.my-interests{
    
    background-image: linear-gradient(rgba(0, 0, 0, 0.2), rgba(0, 0, 0, 0.8)),url(/img/ai.jpg) ;
    color:var(--clr-light);
    /* background-blend-mode: multiply; */
    background-size: cover;
    text-align: center;
}
.title-interests{
    color: var(--clr-green);
    position: relative;
    text-transform: capitalize;
}
.title-interests::after{
    content: '';
    display: block;
    width:25%;
    height: 1px;
    margin: 0.3em auto 1em auto;
    background: var(--clr-light);
}
.interest-title{
    color:var(--clr-green);
}

.interest-btn{
  color: var(--clr-green);
}
.project{
    margin-bottom: 2em;
}
@media(min-width:800px){
    .projects{
        display:flex;
        /* justify-content: center; */
        margin: 0 auto;
        justify-content: space-around;
        
    }
    .project{
        max-width: 400px;
        margin: 0 auto;
    }
        

    
    .business{
        padding-right: 1em;
    }
    .AI{
        padding-right: 1em;
    }
}

.about-me{
    max-width: 1000px;
    margin: 0 auto;
}

@media(min-width:600px){
    .ray{
        display: grid;
        grid-template-columns: 1fr 1fr;
        column-gap: 2em ;
        
    }
    .about-img{
        margin-top: 1.5em;
    }
}
.my-prof{
    background-color: var(--clr-dark);
    color: var(--clr-light);
    text-align: center;
}
.subtitle-prof{
    color:var(--clr-green);
    margin: 2em;
}

.profolio{
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(300px, 1fr));
    column-gap: 0.5em;
}

.profolio-items{
    background: var(--clr-green-light);
    overflow: hidden;
    border: 2px solid green;

}

.profolio-img{
    transition: transform 750ms cubic-bezier(0.6, -0.28, 0.735, 0.045),
    opacity 250ms linear;
    height:500px;
    width: 500px;
}

.profolio-img:hover{
    transform:scale(1.2);
    opacity: 0.75;
}
footer{
    background:#111;
    color:var(--clr-light);
    text-align: center;
    padding: 2.5em 0;
}
.social-list{
    list-style: none;
}
.social-list-link{
    text-decoration: none;
    list-style: none;
    color:green;
    font-size: 1.2em;

}

.social-list-link:hover{
    opacity: 0.7;
}

@media(min-width:800px){
.social-links{
    display:grid;
    grid-template-columns: 1fr 1fr 1fr;
}
}
.fa{
    color:var(--clr-green);
    margin-right:1em
}

.fa-twitter,
.twitter{
    color:rgb(29 161 242);
}
.fa-linkedin,
.linkedin{
    color: #0072b1;
}
.fa-weixin,
.wechat{
    color:#7BB32E;
}
.email{
    margin-top: 0;
}

.logo{
    max-width: 150px;
}

header{
    display:flex;
    justify-content: space-between;
    padding:1em;
    margin-bottom: 0;
    max-height: 20px;
}
@media(max-width: 420px){
.nav-item{
    list-style: none;
    display:grid;
    
    
    justify-content: space-around;
    align-items: left;
    margin: auto;
    padding: auto;
    
}

.nav-links{
    text-decoration: none;
    color: var(--clr-dark);
    font-style: var(--fw-reg);

}

.nav-toggle{
    display:none;
}
.business-post-p{
    text-align: center;
}
}
@media(min-width:421px){
.nav{
    position:fixed;
    background: rgba(143, 255, 145, 0.9);
    
    top:0;
    bottom:0;
    left:0;
    right:0;
    z-index:1;
    opacity: 1;

    transform: translateX(100%);
    transition: transform 250ms cubic-bezier(.5,0,.5,1);


}


.nav-list{
    list-style: none;
    display:flex;
    height:100%;
    flex-direction: column;
    justify-content: space-around;
    align-items: left;
    margin: 0;
    padding: 0;
    
}

.nav-links{
    color: inherit;
    font-weight: var(--fw-bold);
    text-decoration: none;
    font-size: var(--fs-h3);
}

.nav-links:hover{
    color:var(--clr-green);
}

.nav-toggle{
    padding:.5em;
    background: transparent;
    border: none;
    cursor: pointer;
    position: absolute;
    right:1em;
    top:1em;
    z-index: 1000;
}
.nav-item{
    color: var(--clr-dark);
    font-weight: var(--fw-bold);
}
.nav-open nav{
    transform:translateX(90%);

    
}

.nav-open .nav-toggle{
    position:fixed
}
.nav-open .hamburger{
    transform: rotate(30deg);
}




.hamburger{
    
    display:block;
    position: relative;
}

.hamburger,
.hamburger::before,
.hanburger::after{
    background: var(--clr-dark);
    width:2em;
    height:3px;
    border-radius: 1em;
    transition:transform 250ms ease-in-out;
}
.hamburger::before,
.hanburger::after{
    content:"";
    position: absolute;
    left:0;
    right:0;

}

.hamburger::before{
    top:6px;
}
.hamburger::after{
    bottom:6px;
}
}

.project-item-individual{
    padding: 0 2em 2em;
    max-width: 1000px;
    margin: 0 auto;
}

.project-item-individual p{
    padding: 0 2em 2em;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.why-business{
    display:grid;
    grid-template-columns: auto auto;
    column-gap: 2em;
    margin-top: 2em;
}
.business-title{
    background-color: var(--clr-green);
}
.business-photo{
    height:90px;
}
.business-projects{
    /* background-color: var(--clr-green-light); */
    
}

.business-projects-header{
    color: var(--clr-dark);
    font-weight: var(--fw-bold);
    text-align: center;
    font-size: 1.2rem;
    margin: 0, auto, 0, auto;
    line-height: normal;
    padding-top: 0;
}

hr { 
    display: block;  
    border: 4px dashed var(--clr-green);
    margin-bottom: 0;
    padding:0;

}
.business-projects-grid{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px,1fr));
    gap:2rem;
    width: auto;
    margin: 0;
    margin-bottom: 0rem;
    margin-top: 4rem;
}

.business-project-img{
    
        /* height: cal(100% - 8rem); */
        height: 400px;
        width: 100%;
        object-fit: cover;
}

.business-project{
    background: var(--clr-green);
    width: auto;
    height: 590px;
    border-radius: 20px;
    text-decoration: none;
}

.business-project{
    color: var(--clr-dark);
    text-align: center;
    
}
.business-project-title{
    font-size: 2em;

    font-weight: var(--fw-bold);
}
.business-post-title{
    margin-top: 2.2em;
    text-align: center;
    font-weight: 800;
    text-transform: capitalize;
    margin-bottom: 1em;
}
.business-post-img{
    width: 50%;
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-top: 0.8em;
    margin-bottom: 0.8em;
}
.business-post-p,
.business-post-list{
    padding-left: 3em;
    padding-right: 3em;
    text-align: left;
}
.business-post-list-item{
    margin-left: 2.2em;
    padding-right: 4em;
    text-align: left;
    margin-bottom: 1em;
}
@media (max-width:800px){
.video{
    overflow:hidden;
    padding-bottom: 56.8%;
    position:relative;
    height:0;
    margin-bottom: 2em;
    /* margin-left: 10em;
    margin-right: 10em; */
    
    
}
.video iframe{
    left:0;
    top:0;
    height:100%;
    width:100%;
    position:absolute;
}
}
@media(min-width: 801px){.video{
    overflow:hidden;
    padding-bottom: 56.8%;
    position:relative;
    height:0;
    margin-bottom: 2em;
    margin-left: 10em;
    margin-right: 10em;
    
    
}
.video iframe{
    left:0;
    top:0;
    height:100%;
    width:100%;
    position:absolute;
}
}

.second-p{
    margin-top: 1em;
}
.business-post-footer{
    margin-top: 1em;
    margin-bottom: 2.5em;
}
.modal-1,
.modal-2{
    display:none;
    position: fixed;
    z-index: 1;
    padding-top: 200px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);

}

.modal-content-1,
.modal-content-2{
    margin: auto;
    display:block;
    background-color: white;
    width:100%;
    height: 100%;
    
}
.close-img-1,
.close-img-2{
    position: fixed;
    top:202px;
    right: 0.6em;
    font-size: 2rem;
    color:red;
}


/* @media only screen and (max-width:700px){
    .modal-content{
        width:100%;
    }
} */

.close-img-1:hover,
.close-img-1:focus,
.close-img-2:hover,
.close-img-2:focus{
  color: #bbb;
  text-decoration: none;
  cursor: pointer;
}

#chuck-photo{
    height: auto;
    width: auto;
    display:block;
    margin-left: auto;
    margin-right: auto;
}

#chuck-intro,
#chuck-bird,
#chuck-p{
    margin-top: 1em;
    text-align: center;
    padding-left: 1em;
    padding-right: 1em;
}

#chuck-fill
{
    margin-top: 2em;
    
    margin-bottom: 1em;
    margin-left: auto;
    margin-right: auto;
    display: flex;
    justify-content: center;
}

.chuck-form{
    
    text-align: center;

}
#chuck-noun{
    margin-bottom: 0;
    padding: 0;
}

.chuck-button{
    margin-top: 1em;
    display:flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1em;
}

.chuck-text{
    width: 100%;
    height: 20%;
    text-align: center;
    padding: 1em 2em;
    
}

.chuck-awesome{
    border: 0.2em dashed var(--clr-green);
    font-weight: 800;
    font-size: 1.5em;
}

#forecast-week,
#forecast-graph,
#forecast-hy,
#forecast-cat{
    width: 80%;
    height: auto;
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.business-post-p{
    /* text-indent: 2em; */
}
.link-out{
    display: block;
    text-align: center;
    font-weight: 600;
    margin-bottom: 1em;
    
}

.business-project-title{
    line-height: 1em;
}

.heart,
.diamond{
    color: red;
}