/* =====================================================
   RESET & BASE
===================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: #0b0b0b;
    color: #ffffff;
    line-height: 1.6;
}

/* =====================================================
   HEADER
===================================================== */
.header {
    position: sticky;
    top: 0;
    width: 100%;
    background: rgba(11,11,11,0.95);
    backdrop-filter: blur(6px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 40px;
    border-bottom: 1px solid #1f1f1f;
    z-index: 100;
}

.logo img {
    height: 48px;
    width: auto;
    display: block;
}

/* rechterkant header */
.header-right {
    display: flex;
    align-items: center;
}

/* navigatie */
.nav a {
    margin-left: 28px;
    text-decoration: none;
    color: #ffffff;
    font-weight: bold;
    letter-spacing: 0.5px;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav a.active,
.nav a:hover {
    color: #ecbe07;
}

/* socials */
.socials {
    display: flex;
    gap: 14px;
    margin-left: 32px;
}

.socials a {
    display: flex;
    align-items: center;
    justify-content: center;
}

.socials img {
    width: 22px;
    height: 22px;
    object-fit: contain;

    /* goudkleur look */
    filter: brightness(0) saturate(100%)
            invert(79%) sepia(40%)
            saturate(748%)
            hue-rotate(2deg)
            brightness(101%)
            contrast(101%);

    transition: transform 0.2s ease, filter 0.2s ease;
}

.socials a:hover img {
    transform: scale(1.15);
    filter: brightness(1);
}

/* =====================================================
   HERO
===================================================== */
.hero {
    height: 100vh;
    background:
        linear-gradient(
            rgba(0,0,0,0.55),
            rgba(0,0,0,0.85)
        ),
        url("images/hero.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    padding: 0 40px;
}

.hero-content {
    max-width: 720px;
}

.hero-content h1 {
    font-size: 3.6rem;
    margin-bottom: 16px;
    text-shadow: 0 6px 30px rgba(0,0,0,0.9);
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 32px;
    color: #cccccc;
    text-shadow: 0 4px 18px rgba(0,0,0,0.8);
}

.btn {
    display: inline-block;
    padding: 15px 36px;
    background: #ecbe07;
    color: #000000;
    text-decoration: none;
    font-weight: bold;
    letter-spacing: 0.5px;
    border-radius: 2px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(236,190,7,0.45);
}

/* =====================================================
   SECTIONS (HOME)
===================================================== */
.section {
    padding: 120px 40px;
    max-width: 1200px;
    margin: auto;
}

.section.dark {
    background: #111;
}

.section h2 {
    margin-bottom: 26px;
    color: #ecbe07;
    font-size: 2rem;
}

.section-text {
    max-width: 760px;
    line-height: 1.8;
    color: #cccccc;
}

/* =====================================================
   GENERIC PAGE (TEAM / SPONSORS / CONTACT)
===================================================== */
.page {
    padding: 120px 40px;
    max-width: 1200px;
    margin: auto;
}

.page h2 {
    color: #ecbe07;
    margin-bottom: 26px;
    font-size: 2rem;
}

.page p {
    max-width: 820px;
    line-height: 1.8;
    color: #cccccc;
}

/* =====================================================
   CARDS / GRIDS
===================================================== */
.cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
    margin-top: 48px;
}

.card {
    background: #0b0b0b;
    border: 1px solid #1f1f1f;
    padding: 36px;
    text-align: center;
}

/* =====================================================
   TEAM
===================================================== */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 32px;
    margin-top: 56px;
}

.team-card {
    background: linear-gradient(180deg, #141414, #0b0b0b);
    border: 1px solid #1f1f1f;
    padding: 36px;
    text-align: center;
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.team-card:hover {
    transform: translateY(-8px);
    border-color: #ecbe07;
}

/* FOTO VAN RIJDER */
.team-card img {
    width: 120px;
    height: 120px;
    object-fit: cover;
    border-radius: 50%;
    margin-bottom: 18px;
    border: 2px solid #ecbe07;
    box-shadow: 0 0 25px rgba(236,190,7,0.35);
}

.team-card h3 {
    margin-bottom: 6px;
}

.team-card span {
    color: #ecbe07;
    font-size: 0.95rem;
    letter-spacing: 0.4px;
}


.team-card:hover {
    transform: translateY(-8px);
    border-color: #ecbe07;
}

.team-card h3 {
    margin-bottom: 8px;
}

.team-card span {
    color: #ecbe07;
    font-size: 0.95rem;
}

/* =====================================================
   SPONSORS
===================================================== */
.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 32px;
    margin-top: 56px;
}

.sponsor-card {
    background: #111;
    border: 1px solid #1f1f1f;
    padding: 46px;
    text-align: center;
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.sponsor-card:hover {
    transform: translateY(-6px);
    border-color: #ecbe07;
}

/* =====================================================
   CONTACT
===================================================== */
.contact-box {
    background: #111;
    border: 1px solid #1f1f1f;
    padding: 46px;
    max-width: 620px;
    margin-top: 48px;
}

/* =====================================================
   FOOTER
===================================================== */
.footer {
    background: #0b0b0b;
    text-align: center;
    padding: 36px;
    border-top: 1px solid #1f1f1f;
    font-size: 0.9rem;
    color: #999999;
}

/* =====================================================
   ANIMATIONS
===================================================== */
.fade-up {
    opacity: 0;
    transform: translateY(24px);
    animation: fadeUp 0.9s ease-out forwards;
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }

/* =====================================================
   RESPONSIVE
===================================================== */
@media (max-width: 900px) {
    .hero-content h1 {
        font-size: 2.8rem;
    }

    .nav a {
        margin-left: 20px;
    }
}

@media (max-width: 700px) {
    .header {
        flex-direction: column;
        gap: 16px;
        padding: 20px;
    }

    .header-right {
        flex-direction: column;
        gap: 14px;
    }

    .socials {
        margin-left: 0;
    }

    .hero {
        padding: 0 24px;
        text-align: center;
    }

    .hero-content {
        margin: auto;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .section,
    .page {
        padding: 90px 24px;
    }
}