:root {
    --cor-fundo: #18181B;
    --cor-escura: #27272a;
    --cor-destaque: #4170f1;
    --cor-destaque2: #d7fa10;
    --cor-semiclara: #b6b5b5;
    --cor-clara: #fefefe;
}

* {
    padding: 0;
    margin: 0;
    outline: 0;
    border: none;
    box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}


img {
    width: 100%;
    display: flex;
}

a {
    text-decoration: none;
}

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--cor-fundo);
    color: var(--cor-clara);
    
}


nav ul{
    max-width: 600px;
    margin: auto;
    padding: 0.5rem 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 3rem;

}

.nav-links {
    list-style: none;
    display: flex;
    align-items: center;
}

.link a {
    position: relative;
    padding-bottom: 0.75rem;
    color: var(--cor-clara);
}

.link a::after {
    content: "";
    position: absolute;
    height: 2px;
    width: 0;
    bottom: 0;
    left: 0;
    background-color: var(--cor-destaque);
    transition: all 0.3s ease;
}

.link a:hover::after {
    width: 70%;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 5rem 2rem;
}

.blur {
    position: absolute;
    box-shadow: 0 0 200px 200px var(--cor-destaque);
    z-index: -100;
}

header{
    position: relative;
    padding-top: 2rem;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    align-items: center;
    gap: 2rem;
}

header .content h1{
    margin-bottom: 1rem;
    font-size: 3rem;
    font-weight: 700;
    line-height: 4rem;
}

header .content h1 span{
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke: 1px var(--cor-clara);
}

header .content p{
    margin-bottom: 2rem;
    color: var(--cor-clara);
    letter-spacing: 0.2px;
}

header .content strong{
    color: #4170f1;
}

header .image{
    position: relative;
}

header .image::before{
    content: "o";
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    font-size: 43rem;
    font-weight: 500;
    line-height: 20rem;
    color: var(--cor-destaque);
    opacity: 0.2;
    z-index: -100;
}

header .image img{
    max-width: 500px;
    margin: auto;
}

section .subtitulo{
    margin-bottom: 1rem;
    color: var(--cor-clara);
    text-align: center;
    font-size: 2.25rem;
    font-weight: 600;
}

.formacao{
    margin-top: 4rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.formacao .card{
    background-color: var(--cor-escura);
    padding: 1rem;
    border: 2px solid transparent;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.formacao .card:hover{
    background-color: var(--cor-fundo);
    border-color: var(--cor-clara);
}

.formacao .card span{
    display: inline-block;
    background-color: var(--cor-destaque);
    padding: 2px 9px;
    margin-bottom: 1rem;
    font-size: 1.75rem;
    color: var(--cor-clara);
    border-radius: 5px;
}

.formacao .card h4{
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
    font-weight: 600;
}

.formacao .card p{
    color: var(--cor-semiclara);
    margin-bottom: 1rem;
}

.formacao .card a{
    color: var(--cor-clara);
    transition: all 0.3s ease;
}

.formacao .card a:hover{
    color: var(--cor-destaque);
}

/* .subheader{
    max-width: 600px;
    margin: auto;
    text-align: center;

} */

.certificacoes{
    margin-top: 1rem;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
}

.habilidades{
    margin-top: 1rem;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}


.certificacoes .card,
.habilidades .card{
    padding: 1rem 2rem;
    background-color: var(--cor-escura);
    display: flex;
    flex-direction: column;
    border: 2px solid transparent;
    border-radius: 15px;
    transition: all 0.3s ease;
}

.certificacoes .card:hover, 
.habilidades .card:hover{
    background-color: var(--cor-fundo);
    border-color: var(--cor-clara);

}

.certificacoes .card .content,
.habilidades .card .content{
    flex: 1;
    margin-bottom: 1rem;
}

.certificacoes .card .content span,
.habilidades .card .content span {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 1rem;
}

.certificacoes .card .content span i,
.habilidades .card .content span i{
    font-size: 2rem;;
}

.certificacoes .card h4{
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    font-weight: 500;
}

.certificacoes .card:hover{
    color: var(--cor-destaque2);
}

.habilidades .card h4{
    margin-bottom: 3rem;
    font-size: 1.2rem;
    font-weight: 500;
    text-align: center;
    
}

.certificacoes .card h3,
.habilidades .card h3{
    padding-bottom: 1rem;
    margin-bottom: 2rem;
    font-size: 2rem;
    font-weight: 600;
    border-bottom: 2px solid var(--cor-semiclara);
}

.certificacoes .card p,
.habilidades .card p{
    margin-bottom: 0.75rem;
    color: var(--cor-semiclara);
}

.habilidades .card p i{
    color: var(--cor-semiclara);
    font-size: 1.2rem;
    margin-right: 0.3rem;
}

footer{
    position: relative;
    display: flex;
    gap: 2rem;
    justify-content: center;

}

footer .socials{
    display: flex;
    align-items: center;
    gap: 1rem;
}

footer .socials a{

    color: var(--cor-clara);
    font-size: 1.25rem;
    border: 2px solid var(--cor-clara);
    padding: 5px 10px;
    border-radius: 100%;
    transition: all 0.3s ease;
}

footer .socials a:hover{
    background-color: var(--cor-fundo);
    border-color: var(--cor-destaque);
}


.copyright{
    max-width: 1200px;
    margin: auto;
    padding: 1rem;
    font-size: 0.8rem;
    text-align: center;

}

@media (width < 900px){
    .nav-links{
        display: none;
    }

    header{
        grid-template-columns: repeat(1, 1fr);
    }

    header .image{
        grid-area: 1/1/2/2;
        display: none;
    }

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

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

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

@media (width < 600px){
    header .image::before{
        display: none;
    }

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

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

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