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

html{
    scroll-behavior:smooth;
}

body{
    font-family:'Segoe UI',Arial,sans-serif;
    background:
        radial-gradient(circle at top,
        #07101f,
        #020812);
    color:#fff;
    overflow-x:hidden;
}

/* =====================================================
   NAVBAR
===================================================== */

.navbar{

    position:fixed;

    top:20px;
    left:50%;

    transform:translateX(-50%);

    width:95%;
    max-width:1600px;

    height:80px;

    background:
        rgba(6,15,32,.85);

    backdrop-filter:blur(20px);

    border:
        1px solid
        rgba(56,189,248,.2);

    border-radius:20px;

    padding:0 35px;

    display:flex;
    justify-content:space-between;
    align-items:center;

    z-index:9999;

    box-shadow:
        0 0 30px
        rgba(0,140,255,.15);
}

.logo {
    display: flex;
    flex-direction: column;
    align-items: center;  
    text-decoration: none;
}

.logo img {
    height: 55px; /* pas aan indien nodig */
    width: auto;
}

.logo-tagline {
    margin-top: -2px;
    transform: translateX(-18px);
    font-size: 8px;
    letter-spacing: 4px;
    color: #9ca3af;
    text-transform: uppercase;
}

.menu{
    display:flex;
    align-items:center;
    gap:40px;
}

.menu a{
    color:white;
    text-decoration:none;
    font-size:16px;
    transition:.3s;
}

.menu a:hover{
    color:#20bfff;
}

.cv-btn{

    padding:15px 28px;

    border-radius:14px;

    background:
        linear-gradient(
            90deg,
            #0055ff,
            #0099ff
        );

    color:white;

    text-decoration:none;

    box-shadow:
        0 0 25px
        rgba(0,120,255,.5);
}

/* =====================================================
   HERO
===================================================== */

.hero{
    max-width:1600px;
    margin:auto;
    min-height:75vh;

    padding:
        180px
        70px
        100px;

    display:flex;

    justify-content:space-between;

    align-items:center;

    gap:100px;
}

.hero-left{
    flex:1.3;
    min-width:650px;
    max-width:700px;
}

.hero-right{
    position:relative;
}

.hero-right:before{

    content:'';

    position:absolute;

    left:50%;
    top:50%;

    width:900px;
    height:900px;

    transform:
        translate(-50%,-50%);

    background:
        radial-gradient(
            circle,
            rgba(0,191,255,.12),
            transparent 70%
        );

    filter:blur(25px);

    z-index:-1;
}

@keyframes pulse{
    0%{opacity:.2;}
    50%{opacity:.45;}
    100%{opacity:.2;}
}

.small-title{

    color:#20bfff;

    letter-spacing:4px;

    font-size:16px;

    margin-bottom:30px;
}

.hero h1{
    font-size:84px;
    line-height:1;
    white-space:nowrap;
}

.hero h1 span{
    color:white;
    text-shadow:none;
}

.roles{

    list-style:none;

    margin-bottom:35px;
}

.roles li{

    font-size:34px;

    margin-bottom:12px;

    color:#e5e7eb;
}

.hero p{

    font-size:22px;

    color:#9ca3af;

    line-height:1.8;

    max-width:700px;
}

.hero-right{
    position:relative;
}

.hero-right:before{

    content:'';

    position:absolute;

    width:700px;
    height:700px;

    background:
        radial-gradient(
            circle,
            rgba(0,180,255,.15),
            transparent 70%
        );

    z-index:-1;
}

/* =====================================================
   BUTTONS
===================================================== */

.buttons{
    margin-top:40px;
    display:flex;
    gap:20px;
}

.btn{

    padding:
        20px
        40px;

    border-radius:15px;

    text-decoration:none;

    font-size:20px;

    font-weight:600;
}

.btn-primary{

    background:
        linear-gradient(
            90deg,
            #0055ff,
            #0099ff
        );

    color:white;

    box-shadow:
        0 0 30px
        rgba(0,120,255,.4);
}

.btn-secondary{

    border:
        1px solid
        rgba(255,255,255,.15);

    color:white;
}

/* =====================================================
   STATS
===================================================== */

.stats{

    display:grid;
    grid-template-columns:
        repeat(4,1fr);
    gap:25px;
    margin-top:50px;
    max-width:700px;
}

.stat{

    background:
        linear-gradient(
            145deg,
            rgba(7,20,45,.85),
            rgba(3,10,25,.95)
        );

    border:
        1px solid
        rgba(0,180,255,.20);

    border-radius:20px;

    padding:30px 20px;

    text-align:center;

    backdrop-filter:blur(20px);

    box-shadow:
        0 0 25px
        rgba(0,180,255,.08);

    transition:.3s;
}

.stat:hover{

    transform:
        translateY(-8px)
        scale(1.03);

    box-shadow:
        0 0 40px
        rgba(0,180,255,.25);
}

.stat h3{

    font-size:52px;

    font-weight:800;

    color:#ffffff;

    margin-bottom:10px;

    text-shadow:
        0 0 20px
        rgba(255,255,255,.1);
}

.stat p{

    color:#9ca3af;

    font-size:18px;

    line-height:1.5;
}

@media(max-width:1200px){

    .stats{

        grid-template-columns:
            repeat(2,1fr);

        max-width:100%;
    }
}

@media(max-width:700px){

    .stats{

        grid-template-columns:1fr;
    }
}

/* =====================================================
   GENERAL
===================================================== */

section{
    padding:120px 0;
}

.container{
    width:92%;
    max-width:1600px;
    margin:auto;
}

.section-sub{

    text-align:center;

    color:#20bfff;

    letter-spacing:4px;

    text-transform:uppercase;

    margin-bottom:15px;
}

.section-title{

    text-align:center;

    font-size:50px;

    margin-bottom:60px;
}

/* =====================================================
   SKILLS
===================================================== */

.skills-container{

    max-width:1400px;

    margin:auto;

    display:flex;

    flex-wrap:wrap;

    justify-content:center;

    gap:15px;
}

.skills-container span{

    padding:
        12px
        22px;

    border-radius:30px;

    background:
        rgba(255,255,255,.03);

    border:
        1px solid
        rgba(255,255,255,.08);

    transition:.3s;
}

.skills-container span:hover{

    transform:
        translateY(-3px);

    border-color:#20bfff;

    box-shadow:
        0 0 20px
        rgba(32,191,255,.3);
}

/* =====================================================
   PROJECTS
===================================================== */

.projects{

    display:grid;

    grid-template-columns:
        repeat(auto-fit,minmax(420px,1fr));

    gap:30px;
}

.card{

    background:
        rgba(10,20,40,.75);

    border:
        1px solid
        rgba(56,189,248,.15);

    border-radius:20px;

    padding:35px;

    backdrop-filter:blur(20px);

    transition:.3s;
}

.card:hover{

    transform:
        translateY(-10px)
        scale(1.02);

    box-shadow:
        0 0 40px
        rgba(56,189,248,.25);
}

.period{

    display:inline-block;

    background:
        rgba(255,255,255,.05);

    padding:
        8px
        16px;

    border-radius:20px;

    font-size:13px;

    margin-bottom:20px;
}

.card h3{

    color:#20bfff;

    margin-bottom:15px;

    font-size:30px;
}

.card p{
    margin-bottom:20px;
}

.card ul{

    margin-left:20px;

    margin-top:20px;
}

.card li{

    margin-bottom:12px;

    line-height:1.7;

    color:#d1d5db;
}

.tags{

    display:flex;

    flex-wrap:wrap;

    gap:10px;

    margin-top:25px;
}

.tags span{

    padding:
        8px
        16px;

    border-radius:20px;

    background:
        rgba(0,150,255,.15);

    border:
        1px solid
        rgba(0,150,255,.2);

    color:#7dd3fc;

    font-size:13px;
}

/* =====================================================
   FOOTER
===================================================== */

footer{

    margin-top:100px;

    padding:50px;

    text-align:center;

    color:#94a3b8;

    border-top:
        1px solid
        rgba(255,255,255,.05);
}

/* =====================================================
   MOBILE
===================================================== */

@media(max-width:1200px){

.hero{
    display:grid;
    grid-template-columns:1fr 550px;
    gap:100px;
    align-items:center;
}

.hero h1{

    font-size:96px;
    font-weight:700;
    margin-bottom:30px;

    text-shadow:
        0 0 20px
        rgba(255,255,255,.05);
}

.profile{
    width:550px;
    height:550px;

    border-radius:50%;
    object-fit:cover;
.stats
    box-shadow:
        0 0 50px rgba(0,191,255,.9),
        0 0 120px rgba(0,191,255,.5),
        0 0 220px rgba(0,191,255,.2);
}

    .stats{
        grid-template-columns:1fr 1fr;
    }

    .projects{
        grid-template-columns:1fr;
    }

	.timeline{
    	grid-template-columns:1fr;
    	gap:50px;
	}

    .timeline::before{
        display:none;
    }

    .menu{
        display:none;
    }
}
/* =====================================================
   FUTURISTIC CAREER
===================================================== */

#career{
    padding:140px 0;
}

.timeline{

    display:grid;

    grid-template-columns:
        repeat(auto-fit,minmax(260px,1fr));

    gap:40px;

    max-width:1600px;

    margin:auto;
}

.timeline::before{
    display:none;
}

.timeline-item{
    text-align:center;
}

.timeline-circle{

    width:90px;
    height:90px;

    margin:0 auto 30px;

    border-radius:50%;

    background:
        radial-gradient(
            circle,
            #041427,
            #010913
        );

    border:3px solid #19bfff;

    box-shadow:
        0 0 20px #19bfff,
        0 0 60px rgba(25,191,255,.5);

    display:flex;
    align-items:center;
    justify-content:center;

    font-size:38px;
}

.timeline-card{

    background:
        linear-gradient(
            145deg,
            rgba(7,20,45,.85),
            rgba(3,10,25,.95)
        );

    border:
        1px solid
        rgba(0,180,255,.25);

    border-radius:24px;

    padding:30px;

    backdrop-filter:blur(20px);

    box-shadow:
        0 0 30px
        rgba(0,180,255,.15);

    min-height:250px;

    transition:.3s;
}

.timeline-card:hover{

    transform:
        translateY(-10px);

    box-shadow:
        0 0 50px
        rgba(0,180,255,.35);
}

.timeline-card h3{
    color:white;
    margin-bottom:15px;
}

.timeline-card p{
    color:#c8d6e5;
    line-height:1.8;
}

.timeline-card .period{
    color:#19bfff;
}

/* =====================================================
   PROJECT LOGOS
===================================================== */

.card-header{
    display:flex;
    justify-content:space-between;
    align-items:center;
    margin-bottom:25px;
}

.company-logo{
    height:40px;
    width:auto;
    max-width:180px;
    object-fit:contain;

    filter:
        brightness(1.1)
        drop-shadow(0 0 8px rgba(25,191,255,.3));
}

.role{
    color:#19bfff;
    font-weight:600;
    margin-bottom:20px;
}

.card ul{
    margin-left:20px;
    margin-top:20px;
}

.card ul li{
    margin-bottom:14px;
    line-height:1.8;
    color:#d1d5db;
}

.card:hover .company-logo{
    filter:
        brightness(1.2)
        drop-shadow(0 0 15px rgba(25,191,255,.6));
}

/* =====================================================
   EXPERTISE MATRIX
===================================================== */

#expertise{
    padding:140px 0;
}

.expertise-grid{

    display:grid;

    grid-template-columns:
        repeat(auto-fit,minmax(420px,1fr));

    gap:30px;

    margin-top:60px;
}

.expertise-card{

    background:
        linear-gradient(
            145deg,
            rgba(7,20,45,.85),
            rgba(3,10,25,.95)
        );

    border:
        1px solid
        rgba(0,180,255,.20);

    border-radius:24px;

    padding:35px;

    backdrop-filter:blur(20px);

    box-shadow:
        0 0 30px
        rgba(0,180,255,.10);

    transition:.3s;
}

.expertise-card:hover{

    transform:
        translateY(-8px);

    box-shadow:
        0 0 50px
        rgba(0,180,255,.25);
}

.expertise-card h3{

    color:#fff;

    font-size:28px;

    font-weight:700;

    margin-bottom:25px;

    padding-bottom:15px;

    border-bottom:
        1px solid
        rgba(255,255,255,.08);
}

.expertise-item{

    display:flex;

    justify-content:space-between;

    align-items:center;

    padding:14px 0;

    border-bottom:
        1px solid
        rgba(255,255,255,.04);
}

.expertise-item:last-child{
    border-bottom:none;
}

.expertise-item span{

    color:#dbe5f0;

    font-size:17px;

    font-weight:500;
}

.level{

    display:flex;

    gap:8px;
}

.level i{

    width:14px;
    height:14px;

    border-radius:50%;

    background:
        rgba(255,255,255,.12);

    transition:.3s;
}

.level i.active{

    background:#19bfff;

    box-shadow:
        0 0 10px #19bfff,
        0 0 25px rgba(25,191,255,.8);
}

.expertise-card:hover .level i.active{

    box-shadow:
        0 0 15px #19bfff,
        0 0 35px rgba(25,191,255,.9);
}

/* MOBILE */

@media(max-width:1200px){

    .expertise-grid{

        grid-template-columns:1fr;
    }

    .expertise-card{

        padding:25px;
    }

    .expertise-card h3{

        font-size:24px;
    }
}