:root {
    --brown: #45322e;
    --gold: #f1cc80;
    --light-bg: #fffaf2;
    --light-border: #e7d6c6;
}

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

body {
    font-family: 'Inter', sans-serif;
    color: var(--brown);
    background-color: var(--light-bg);
    line-height: 1.6;
}

/* --- Project Header --- */
.project-header {
    padding: 1.5rem 0;
}

.project-header a.back-link {
    color: var(--gold);
    font-weight: 500;
    text-decoration: none;
}

.project-header a.back-link:hover {
    text-decoration: underline;
}

/* --- Card layout --- */
.project-detail-container {
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 4rem;
    margin-bottom: 4rem;
    background-color: #fff;
    padding: 3rem 4rem;
    border-radius: 0.5rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.07);
}

.project-detail-container h1 {
    font-size: 2.8rem;
    margin-bottom: 0.5rem;
    text-align: center;
    font-family: 'Playfair Display', serif;
}

.project-detail-container p.intro {
    font-size: 1.15rem;
    font-style: italic;
    color: #5c4743;
    margin-bottom: 2rem;
    text-align: center;
    font-family: 'Playfair Display', serif;
}

/* --- Tool badges --- */
.tool-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
    margin-bottom: 2rem;
}

.tool-badge {
    display: inline-block;
    padding: 0.3rem 0.85rem;
    border-radius: 2rem;
    border: 1px solid var(--brown);
    color: var(--brown);
    font-size: 0.8rem;
    font-weight: 500;
    font-family: 'Inter', sans-serif;
    background-color: transparent;
}

/* --- Project meta --- */
.project-meta {
    display: flex;
    justify-content: center;
    border: 1px solid var(--light-border);
    border-radius: 0.5rem;
    overflow: hidden;
    margin-bottom: 2.5rem;
}

.meta-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem 1.5rem;
    border-right: 1px solid var(--light-border);
    text-align: center;
}

.meta-item:last-child {
    border-right: none;
}

.meta-label {
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #9c8480;
    margin-bottom: 0.3rem;
}

.meta-value {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--brown);
}

/* --- Project secties --- */
.project-section {
    margin-bottom: 2.5rem;
}

.project-section h2 {
    font-size: 1.4rem;
    font-family: 'Playfair Display', serif;
    color: var(--brown);
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
}

.project-section p {
    margin-bottom: 1.5rem;
}

/* --- Carousel --- */
.carousel {
    position: relative;
    margin-top: 1.5rem;
    user-select: none;
}

.carousel-track-wrapper {
    overflow: hidden;
    border-radius: 0.5rem;
    border: 1px solid var(--light-border);
    background: #f8f8f8;
}

.carousel-track {
    display: flex;
    transition: transform 0.4s ease;
}

.carousel-track img {
    min-width: 100%;
    max-height: 420px;
    object-fit: contain;
    cursor: zoom-in;
    padding: 1rem;
    box-sizing: border-box;
    border: none;
    border-radius: 0;
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: var(--brown);
    color: var(--gold);
    border: none;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.2s;
}

.carousel-btn:hover {
    opacity: 0.8;
}

.carousel-btn.prev {
    left: 0.75rem;
}

.carousel-btn.next {
    right: 0.75rem;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.4rem;
    margin-top: 0.75rem;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--light-border);
    border: none;
    cursor: pointer;
    padding: 0;
    transition: background 0.2s;
}

.carousel-dot.active {
    background: var(--brown);
}

.carousel-caption {
    text-align: center;
    font-size: 0.8rem;
    color: #9c8480;
    margin-top: 0.5rem;
    font-style: italic;
    min-height: 1.2em;
}

/* --- Lightbox --- */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox.open {
    display: flex;
}

.lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    border-radius: 0.5rem;
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    background: var(--brown);
    color: var(--gold);
    border: none;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-prev,
.lightbox-next {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: var(--brown);
    color: var(--gold);
    border: none;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-prev {
    left: 1.5rem;
}

.lightbox-next {
    right: 1.5rem;
}

/* --- Wat heb ik geleerd --- */
.skills-section {
    background-color: #fffaf2;
    border: 1px solid var(--light-border);
    border-radius: 0.5rem;
    padding: 1.75rem 2rem;
    margin-bottom: 2rem;
}

.skills-section h2 {
    font-size: 1.4rem;
    font-family: 'Playfair Display', serif;
    color: var(--brown);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--gold);
    display: inline-block;
}

.skills-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.skills-list li {
    padding-left: 1.25rem;
    position: relative;
    font-size: 0.95rem;
    color: var(--brown);
    margin-bottom: 0;
}

.skills-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--gold);
    font-weight: 700;
}

/* --- Groeidocument knop --- */
.procesmap-btn {
    display: inline-block;
    margin-top: 1rem;
    padding: 0.6rem 1.25rem;
    background-color: var(--brown);
    color: var(--gold);
    border-radius: 0.25rem;
    font-size: 0.9rem;
    font-weight: 500;
    text-decoration: none;
    transition: opacity 0.2s ease;
}

.procesmap-btn:hover {
    opacity: 0.85;
}

/* --- Footer --- */
footer {
    text-align: center;
    padding: 2rem;
    background-color: var(--brown);
    color: var(--gold);
    font-size: 0.9rem;
}

/* --- Mobiel --- */
@media (max-width: 768px) {
    .project-detail-container {
        padding: 2rem 1.5rem;
        margin-top: 2rem;
        margin-bottom: 2rem;
        box-shadow: none;
    }

    .project-detail-container h1 {
        font-size: 2.2rem;
    }

    .project-meta {
        flex-direction: column;
    }

    .meta-item {
        border-right: none;
        border-bottom: 1px solid var(--light-border);
    }

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

    .skills-section {
        padding: 1.25rem;
    }
}