* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f5f7f8;
    color: #1f2937;
}

.container {
    width: 90%;
    max-width: 1400px;
    margin: 0 auto;
}

/* HEADER */
.site-header {
    background-color: #0b3d4a;
    color: white;
    position: relative;
    z-index: 1000;
}

.header-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    padding: 1rem 2rem;
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.logo {
    height: 110px;
    width: auto;
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.site-nav a {
    color: white;
    text-decoration: none;
    margin-right: 1rem;
    font-weight: bold;
}

.site-nav a:hover {
    text-decoration: underline;
}

/* HERO */
.hero {
    background-image: url("../assets/images/Sfeer.png");
    background-size: 100% auto;
    background-position: center center;
    background-repeat: no-repeat;
    background-color: #0b3d4a;
    height: 35vh;
    position: relative;

}

.hero-overlay {
    background-color: rgba(11, 61, 74, 0.25);
    height: 100%;

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

.hero-content {
    color: white;
    padding: 1rem;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
}

.hero p {
    margin-bottom: 1rem;
}

/* BUTTON */
.btn {
    display: inline-block;
    background-color: white;
    color: #0b3d4a;
    padding: 0.75rem 1.2rem;
    border-radius: 8px;
    text-decoration: none;
    font-weight: bold;
}

button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.small-btn {
    padding: 0.55rem 1rem;
    margin-top: 0.5rem;
}

/* LAYOUT */
.layout {
    padding: 2rem 0;
}

.main-content {
    flex: 3;
    background-color: #eef4f6;
    padding: 1.5rem;
    border-radius: 12px;
}

.sidebar {
    flex: 1;
    background-color: #dbe7ea;
    padding: 1.5rem;
    border-radius: 0;
    border: 2px solid #0b3d4a;
    min-height: 750px;
}

.about-flex {
    display: flex;
    gap: 1.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.profile-photo {
    width: 270px;
    height: 310px;
    object-fit: cover;
    border-radius: 50% / 40%;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    flex-shrink: 0;
}

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

.project-card {
    background-color: white;
    border-radius: 12px;
    overflow: hidden;
    padding: 1rem;
}

.project-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    border-radius: 8px;
    filter: brightness(1.1) contrast(1.1);
}

.project-image img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
}

.project-image {
    width: 100%;
    margin: 1.5rem 0;
    overflow: visible;
}

.detail-image {
    width: 100%;
    height: auto;
    max-height: none;
    object-fit: contain;
    border-radius: 10px;
    margin-bottom: 1rem;
    display: block;
}

/* FORM */
.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.8rem;
    margin-bottom: 1rem;
    border: 1px solid #c9d1d4;
    border-radius: 8px;
    font-family: inherit;
}

.contact-form button {
    background-color: #0b3d4a;
    color: white;
    border: none;
    padding: 0.8rem 1.2rem;
    border-radius: 8px;
    cursor: pointer;
}

.contact-form button:hover {
    background-color: #082f39;
}

#map {
    height: 400px;
    width: 100%;
    margin-top: 1rem;
    border-radius: 10px;
}

/* FOOTER */
.site-footer {
    background-color: #0b3d4a;
    color: white;
    text-align: center;
    padding: 1rem 0;
    margin-top: 2rem;
}

/* LINKS IN ASIDE */
.sidebar a {
    color: #0b3d4a;
    text-decoration: none;
}

.sidebar a:hover {
    text-decoration: underline;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    color: #0b3d4a;
    min-width: 180px;
    border-radius: 6px;
    overflow: hidden;
    z-index: 999;
}

.dropdown-menu a {
    display: block;
    padding: 0.6rem 1rem;
    color: #0b3d4a;
}

.dropdown-menu a:hover {
    background-color: #eef4f6;
}

/* SHOW ON HOVER */
/*.dropdown:hover .dropdown-menu {
    display: block;
} */

.dropdown-menu {
    display: none;
}

.dropdown.active .dropdown-menu {
    display: block;
}



.search-box {
    display: flex;
    gap: 0.5rem;
}

.search-box input {
    padding: 0.4rem 0.6rem;
    border-radius: 6px;
    border: none;
}

.search-box button {
    background-color: white;
    color: #0b3d4a;
    border: none;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
    cursor: pointer;
}

.specialisaties {
    width: 95%;
    max-width: 1400px; /* maakt het breder */
    margin: 0 auto;
}

.tech-badges span {
    display: inline-block;
    background: #0f4c5c;
    color: white;
    padding: 6px 12px;
    margin: 4px;
    border-radius: 6px;
    font-size: 14px;
}



/* RESPONSIVE */
@media (max-width: 900px) {
    .project-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .header-flex {
        flex-direction: column;
        gap: 1rem;
    }

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

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

    .hero {
        min-height: 35vh;
    }

    .hero h1 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .header-flex {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-left {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .site-nav {
        flex-direction: column;
        align-items: flex-start;
    }

    .search-box {
        width: 100%;
        justify-content: flex-start;
    }

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

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

    .hero {
        height: 45vh;
    }

    .hero h1 {
        font-size: 2rem;
    }
}