* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    border: none;
    outline: none;
    scroll-behavior: smooth;
    font-family: "Poppins", sans-serif;
}

:root {
    --bg-color: #ffffff;
    --second-bg-color: #f5f5f5;
    --text-color: black;
    --main-color: #22c55e;
    --second-color: #e31992;
    --third-color: #ffd230;
}

html {
    font-size: 60%;
    overflow-x: hidden;
    scroll-behavior:smooth;
}

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

.header{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 4rem 12% 4rem;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 5;
}

.logo{
    font-size: 3rem;
    color: var(--text-color);
    font-weight: 800;
    cursor: pointer;
    transition: 0.3s ease;
}

.logo:hover{
    transform: scale(1.1);
}

.logo span{
    text-shadow: 0 0 20px var(--main-color);
}

.navbar a{
    font-size: 1.8rem;
    color: var(--text-color);
    margin-left: 4rem;
    font-weight: 500;
    transition: 0.3s ease;
    border-bottom: 3px solid transparent;
}

.navbar a:hover,
.navbar a.active {
    color: var(--main-color);
    border-bottom: 3px solid var(--main-color);
}

#menu-icon{
    font-size: 3.6rem;
    color: var(--main-color);
    display: none;
}

section{
    min-height: 100vh;
    padding: 10rem 12% 10rem;
}

.accueil{
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15rem;
}

.accueil-content{
    display: flex;
    flex-direction:column;
    align-items: baseline;
    text-align: left;
    justify-content: center;
    margin-top: 3rem;
}

span{
    color: var(--main-color);
}

h3 span{
    color: var(--third-color);
}

.logo span{
    color: var(--main-color);
}

.accueil-content h3 {
    margin-bottom: 2rem;
    margin-top: 1rem;
    font-size: 3.5rem;
}

.accueil-content h1 {
    font-size: 7rem;
    font-weight: 700;
    margin: 1.5rem;
    line-height: 1;
}

.accueil-img{
    border-radius: 50%;
}

.accueil-img img{
    position: relative;
    top: 3rem;
    width: 32vw;
    border-radius: 50%;
    box-shadow: 0 0 25px var(--main-color);
    cursor: pointer;
    transition: 0.4s ease-in-out;
}

.accueil-img img:hover{
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color),
                0 0 100px var(--main-color);
}

.accueil-content p{
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.8;
    max-width: 1000px;
}

.social-icons a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    width: 4.5rem;
    height: 4.5rem;
    background: transparent;
    border: 2px solid var(--main-color);
    font-size: 2.5rem;
    border-radius: 50%;
    color: var(--main-color);
    margin: 3rem 1.5rem 3rem 0;
    transition: 0.3s ease-in-out;
}

.social-icons a:hover{
    color: white;
    transform: scale(1.3)translateY(-5px);
    box-shadow: 0 0 15px var(--second-color);
    background-color: var(--second-color);
    border-color: var(--second-color);
}

.btn {
    display: inline-block;
    padding: 1rem 2.8rem;
    background: var(--main-color);
    box-shadow: 0 0 25px var(--main-color);
    border-radius: 4rem;
    font-size: 1.6rem;
    color: white;
    border: 2px solid transparent;
    letter-spacing: 0.1rem;
    font-weight: 600;
    transition: 0.3s ease-in-out;
    cursor: pointer;
}

.btn:hover{
    transform: scale(1.05);
    box-shadow: 0 0 50px var(--main-color);
}

.btn-group{
    display: flex;
    align-items: center;
    gap:1.5rem;
}

.btn-group a:nth-of-type(2){
    background-color: white;
    color: var(--main-color);
    border: 2px solid var(--main-color);
    box-shadow: 0 0 25px transparent;
}

.btn-group a:nth-of-type(2):hover{
    box-shadow: 0 0 25px var(--third-color);
    background-color: var(--third-color);
    border-color: var(--third-color);
    color: white;
}

.titre{
    font-size: 8rem;
    text-align: center;
    margin: 5rem 0;
}

/**EDUCATION**/

.education{
    padding: 100px 15px;
    background:var(--second-bg-color);
}

.education h2{
    margin-bottom: 5rem;
}

.timeline-items{
    max-width: 1200px;
    margin: auto;
    display: flex;
    flex-wrap: wrap;
    position: relative;
}

.timeline-items::before{
    content: "";
    position: absolute;
    width: 5px;
    height: 100%;
    background-color: var(--main-color);
    left: calc(50% - 1px); 
}

.timeline-item{
    margin-bottom: 40px;
    width: 100%;
    position: relative;
}

.timeline-item:last-child{
    margin-bottom: 0;
}

.timeline-item:nth-child(odd){
    padding-right: calc(50% + 30px);
    text-align: right;
}

.timeline-item:nth-child(even){
    padding-left: calc(50% + 30px);
}

.timeline-point{
    height: 21px;
    width: 21px;
    background-color: var(--main-color);
    box-shadow: 0 0 25px var(--main-color),
                0 0 50px var(--main-color);
    position: absolute;
    left: calc(50% - 10.5px);
    border-radius: 50%;
    top: 10px;
}

.timeline-date{
    font-size: 20px;
    font-weight: 800;
    color: black;
    margin: 6px 0 15px;
}

.timeline-content{
    background-color: var(--bg-color);
    border: 3px solid var(--main-color);
    padding: 30px 50px;
    border-radius: 4rem;
    box-shadow: 0 0 10px var(--main-color);
    cursor: pointer;
    transition: 0.3s ease-in-out;
}

.timeline-content:hover{
    transform: scale(1.05);
    box-shadow: 0 0 15px var(--second-color);
    border-color: var(--second-color);
}

.timeline-content h3{
    font-size: 20px;
    color: black;
    margin: 0 0 10px;
    font-weight: 500;
}

.timeline-content p{
    color: black;
    font-size: 16px;
    font-weight: 300;
    line-height: 22px;
}

::-webkit-scrollbar{
    width: 15px;
}

::-webkit-scrollbar-thumb{
    background-color: var(--main-color);
}

::-webkit-scrollbar-track{
    background-color: var(--bg-color);
    width: 50px;
}

/**COMPETENCES*/ 

.competences{
    background:var(--bg-color);
    color: white;
}

.competences h2{
    margin-bottom: 5rem;
    color:black;
}

.competences-container{
    display: grid;
    grid-template-columns: repeat(2,1fr);
    align-items: center;
    gap: 2.5rem;
}

.competences-box{
    background-color: var(--main-color);
    min-height: 300px;
    border-radius: 3rem;
    cursor: pointer;
    transition: 0.4s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
}

.competences-box:hover{
    background: var(--bg-color);
    color: rgb(0, 0, 0);
    border: 3px solid var(--third-color);
    box-shadow: 0 0 15px var(--third-color);
    transform: scale(1.03);
}

.competences-box .competences-info{
    display: flex;
    flex-direction: column;
    text-align: center;
    justify-content: center;
    align-items: center;
    padding: 3rem 2rem;
    width: 100%;
}

.competences-info h4{
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 2rem;
}

.logos-container {
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    max-width: 100%;
}

.logos-container img {
    width: 4rem;
    height: 4rem;
    object-fit: contain;
    transition: 0.3s ease;
}

.logos-container img:hover {
    transform: scale(1.2);
}

/** PROJETS**/

.projets{
    background: var(--second-bg-color);
}

.projets-box{
    background-size: cover;
    display: flex;
    align-items: center;
    flex-direction: column;
}

.projets .titre{
    margin-bottom: 5rem;  
}

.projets-box img{
    width: 20rem;
}

.projets-item iframe {
    width: 100%; 
    max-width: 30rem; 
    height: 18rem;
    border-radius: 1rem;
    margin-bottom: 2.5rem; 
}

.wrapper{
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
}

.projets-item{
    min-height: 550px;
    max-width: 450px;
    background: white;
    border: 3px solid var(--main-color);
    border-radius: 2rem;
    margin: 0 2rem;
    padding: 30px 60px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    color:black;
    transition: 0.4s ease-in-out;
}

.projets-item:hover{
    border: 3px solid var(--second-color);
    transform: translateY(-10px)scale(1.03);
    box-shadow: 0 0 15px var(--second-color);
}

.projets-item h2{
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
}

.projets-item a {
    display: inline-block;
    margin-top: 2rem;
    padding: 1rem 2.5rem;
    background: transparent;
    border: 2px solid var(--main-color);
    border-radius: 3rem;
    color: var(--main-color);
    font-size: 1.5rem;
    font-weight: 600;
    transition: 0.3s ease-in-out;
    margin-bottom: 2.5rem;
}

.projets-item a:hover {
    background-color: var(--third-color);
    border-color: var(--third-color);
    color: white;
    transform: scale(1.05);
    box-shadow: 0 0 20px var(--third-color);
}

.projets-item p{
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
}

.projets-item .logos-container {
    display: flex;
    flex-direction: row-reverse; 
    justify-content: center;
    align-items: center;
    gap: 1.5rem; 
    flex-wrap: nowrap; 
    margin-top: 1rem;
}

.projets-item .logos-container img {
    width: 4rem; 
    height: 4rem;
    margin: 0;
    transition: 0.3s ease;
}

.logos-container img:hover {
    transform: scale(1.2);
}

/**CONTACT**/
.contact{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 5rem 12%;
    background: var(--bg-color);
}

.contact h2{
    margin-bottom: 3rem;
    color: var(--text-color);
}

.contact span{
    color: var(--main-color);
}

/** FOOTER**/

.footer{
    position: relative;
    bottom: 0;
    width: 100%;
    padding: 40px 0;
    background-color: var(--second-bg-color);
}

.footer .social{
    text-align: center;
    padding-bottom: 25px;
    color: var(--main-color);
}

.footer .social a{
    font-size: 25px;
    color: var(--main-color);
    border: 2px solid var(--main-color);
    width: 42px;
    height: 42px;
    line-height: 42px;
    display: inline-block;
    text-align: center;
    border-radius: 50%;
    margin: 0 10px;
    transition: 0.3s ease-in-out;
}

.footer .social a:hover{
    transform: scale(1.2)translateY(-10px);
    background-color: var(--bg-color);
    color: var(--main-color);
    box-shadow: 0 0 15px var(--main-color);
}

.footer ul{
    margin-top: 0;
    padding: 0;
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 0;
    text-align: center;
}

.footer ul li a{
    color: black;
    border-bottom: 3px solid transparent;
    transition:0.3s ease-in-out;
}

.footer ul li a:hover{
    border-bottom: 3px solid var(--main-color);
}

.footer ul li{
    display:inline-block;
    padding: 0 15px;
}

.footer .copyright{
    margin-top: 50px;
    text-align: center;
    font-size: 16px;
    color: black;
}

/** RESPONSIVE **/

@media(max-width:1285px){
    html{
        font-size: 55%;
    }
    .competences-container{
        padding-bottom: 7rem;
        grid-template-columns: repeat(2,1fr);
        margin: 0 5rem;
    }
}

@media(max-width:991px){
    .header{
        padding: 2rem 3%;
    }
    section{
        padding: 10rem 3% 2rem;
    }
    .timeline-items::before{
        left: 7px;
    }
    .timeline-item:nth-child(odd){
        padding-right: 0;
        text-align: left;
    }
    .timeline-item:nth-child(odd),
    .timeline-item:nth-child(even){
        padding-left: 37px;
    }
    .timeline-point{
        left: 0;
    }
    .competences{
        padding-bottom: 7rem;
    }
    .projets .wrapper{
        grid-template-columns: repeat(2,1fr);
    }
    .footer{
        padding: 2rem 3%;
    }
}

@media(max-width:895px){
    #menu-icon{
        display: block;
    }
    .navbar{
        position: absolute;
        top: 100%;
        right: 0;
        width: 50%;
        padding: 1rem 3%;
        background: rgba(255, 255, 255, 0.95);
        backdrop-filter: blur(20px);
        border-bottom-left-radius: 2rem;
        border-left: 2px solid var(--main-color);
        border-bottom: 2px solid var(--main-color);
        display: none;
    }
    .navbar.active{
        display: block;
    }
    .navbar a{ 
        display: block;
        font-size: 2rem;
        margin: 3rem 0;
        color: black;
    }
    .accueil{
        flex-direction: column;
        gap: 3rem;
        margin: 5rem 0;
        text-align: left;
    }
    .accueil-content{
        align-items: left;
    }
    .accueil-content h3{
        font-size: 2.6rem;
    }
    .accueil-content h1{
        font-size: 5rem;
        margin-top: 2rem;
    }
    .accueil-content p{
        max-width: 600px;
        margin: 0 auto;
    }
    .accueil-img{
        order: -1;
    }
    .accueil-img img{
        width: 70vw;
        max-width: 350px;
        top: 0;
    }
    .competences h2{
         margin-bottom: 3rem;
    }
    .competences-container{
        grid-template-columns: repeat(1,1fr);
    }
    .competences-info h4{
        font-size: 2.2rem;
    }
    .logos-container img {
        width: 3.5rem;
        height: 3.5rem;
    }
    .projets .wrapper{
        grid-template-columns: repeat(1,1fr);
    }
}

@media(max-width:600px){
    html{
        font-size: 50%;
    }
    .titre{
        font-size: 5rem;
    }
    .navbar{
        width: 70%;
    }
    .accueil-content h1{
        font-size: 4rem;
    }
    .projets-item{
        padding: 2rem;
        min-height: auto;
    }
}