/* Title section */
    .proj-title-section { padding: 2rem 0 1.5rem; background: var(--surface-color); }
    .proj-tags { display: flex; gap: .5rem; flex-wrap: wrap; }
    .badge-theme {
      display: inline-flex; align-items: center; gap: 4px;
      background: color-mix(in srgb, var(--accent-color), transparent 88%);
      color: var(--accent-color);
      font-size: 11px; font-weight: 600; letter-spacing: .06em;
      text-transform: uppercase; padding: 4px 12px; border-radius: 20px;
    }
    .badge-type {
      display: inline-block;
      background: var(--background-color); color: var(--default-color);
      border: 1px solid var(--border-color);
      font-size: 11px; font-weight: 500; padding: 4px 12px; border-radius: 20px;
    }
    .proj-title {
      font-size: 26px; font-weight: 800; color: var(--heading-color);
      line-height: 1.3; margin: .75rem 0 .65rem; max-width: 720px;
    }
    .proj-lead {
      font-size: 14px; line-height: 1.75; color: var(--default-color);
      max-width: 640px; margin: 0;
    }

    /* Meta bar */
    .proj-metabar { background: var(--accent-color); padding: .85rem 0; }
    .proj-infobar { display: flex; gap: 2.5rem; flex-wrap: wrap; align-items: center; }
    .ib-label { font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .09em; color: rgba(255,255,255,.6); margin-bottom: .15rem; }
    .ib-value { font-size: 12px; font-weight: 600; color: #fff; }

    /* Photo placeholder */
    .proj-photo-placeholder {
      width: 100%; height: 280px; border-radius: 8px;
      background: var(--background-color); border: 1px solid var(--border-color);
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      gap: .5rem; color: var(--default-color); opacity: .35; font-size: 13px;
    }
    .proj-photo-placeholder i { font-size: 2rem; }
    .proj-photo img { border-radius: 8px; width: 100%; object-fit: cover; max-height: 320px; }

    /* Prose */
    .prose h2 { font-size: 18px; font-weight: 700; color: var(--heading-color); margin: 1.5rem 0 .6rem; }
    .prose h2:first-child { margin-top: 0; }
    .prose p { font-size: 14px; line-height: 1.8; color: var(--default-color); margin-bottom: .9rem; }
    .proj-quote {
      background: color-mix(in srgb, var(--accent-color), transparent 93%);
      border-left: 3px solid var(--accent-color);
      border-radius: 0 8px 8px 0;
      padding: .9rem 1.1rem; margin: 1.25rem 0;
      font-size: 13px; font-style: italic; color: var(--heading-color); line-height: 1.65;
    }

    /* Downloads */
    .sec-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--default-color); opacity: .45; }
    .dl-list { display: flex; gap: 8px; flex-wrap: wrap; }
    .dl-btn {
      display: inline-flex; align-items: center; gap: 6px;
      font-size: 12px; font-weight: 500; color: var(--heading-color);
      border: 1px solid var(--border-color); background: var(--surface-color);
      padding: .45rem 1rem; border-radius: 6px; text-decoration: none;
      transition: border-color .15s, color .15s;
    }
    .dl-btn:hover { border-color: var(--accent-color); color: var(--accent-color); }

    /* Sidebar */
    .proj-sidebar { display: flex; flex-direction: column; gap: 1rem; position: sticky; top: 80px; }
    .sb-card { background: var(--surface-color); border: 1px solid var(--border-color); border-radius: 10px; padding: 1rem 1.1rem; }
    .sb-card--accent { background: var(--accent-color); border-color: transparent; }
    .sb-label { font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: .09em; color: var(--default-color); opacity: .45; margin-bottom: .6rem; display: block; }
    .sb-label--light { color: rgba(255,255,255,.65); opacity: 1; }
    .sb-list { list-style: none; padding: 0; margin: 0; }
    .sb-list li { font-size: 13px; color: var(--default-color); padding: .35rem 0; border-bottom: 1px solid var(--border-color); display: flex; justify-content: space-between; align-items: baseline; }
    .sb-list li:last-child { border-bottom: none; }
    .sb-list a { color: var(--default-color); text-decoration: none; font-weight: 500; }
    .sb-list a:hover { color: var(--accent-color); }
    .sb-meta { font-size: 11px; color: var(--default-color); opacity: .45; margin-left: .5rem; }
    .sb-card--accent p { font-size: 13px; color: rgba(255,255,255,.85); line-height: 1.6; margin-bottom: .85rem; }
    .sb-cta-btn {
      display: inline-flex; align-items: center; gap: 6px;
      background: rgba(255,255,255,.15); color: #fff; border: 1px solid rgba(255,255,255,.3);
      padding: .5rem 1.1rem; border-radius: 20px; font-size: 12px; font-weight: 600;
      text-decoration: none; transition: background .15s;
    }
    .sb-cta-btn:hover { background: rgba(255,255,255,.25); color: #fff; }
    .kw-wrap { display: flex; flex-wrap: wrap; gap: 4px; }
    .kw-tag {
      display: inline-block; font-size: 11px; font-weight: 500;
      background: color-mix(in srgb, var(--accent-color), transparent 90%);
      color: var(--accent-color); padding: 3px 10px; border-radius: 20px;
    }

    /* Related cards (projects + news) */
    .rel-card {
      display: block; text-decoration: none;
      border: 1px solid var(--border-color); border-radius: 10px;
      overflow: hidden; height: 100%; background: var(--surface-color);
      transition: box-shadow .2s, border-color .2s;
    }
    .rel-card:hover { box-shadow: 0 4px 16px rgba(0,0,0,.08); border-color: var(--accent-color); }
    .rel-img {
      height: 150px; background-size: cover; background-position: center;
      background-color: var(--background-color);
    }
    .rel-body { padding: .85rem 1rem; }
    .rel-theme { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--accent-color); margin-bottom: .4rem; }
    .rel-date { color: var(--default-color); opacity: .5; }
    .rel-body p { font-size: 13px; color: var(--default-color); line-height: 1.5; margin-bottom: .5rem; }
    .rel-link { font-size: 12px; font-weight: 600; color: var(--accent-color); }

    /* CTA bar */
    .proj-cta { background: var(--heading-color); padding: 2rem 0; }
    .proj-cta .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
    .proj-cta p { font-size: 18px; font-weight: 700; color: #fff; margin: 0; }
    .cta-btns { display: flex; gap: .65rem; }
    .btn-cta-primary { background: var(--accent-color); color: #fff; padding: .6rem 1.4rem; border-radius: 24px; font-size: 13px; font-weight: 700; text-decoration: none; transition: all 0.3s ease; }
    .btn-cta-primary:hover { transform: translateY(-3px); box-shadow: 0 4px 12px rgba(0,0,0,.2); color: #fff; }
    .btn-cta-outline { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.4); padding: .6rem 1.3rem; border-radius: 24px; font-size: 13px; font-weight: 600; text-decoration: none; transition: all 0.3s ease; }
    .btn-cta-outline:hover { transform: translateY(-3px); background: rgba(255,255,255,.1); color: #fff; }

    /* Hover — gerelateerde kaarten */
    .rel-card { transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease; overflow: hidden; }
    .rel-card:hover { transform: translateY(-5px); box-shadow: 0 8px 24px rgba(0,0,0,.1); border-color: var(--accent-color); }
    .rel-img { overflow: hidden; transition: transform 0.5s ease; }
    .rel-card:hover .rel-img { transform: scale(1.05); }

    /* Hover — download knoppen */
    .dl-btn { transition: all 0.3s ease; }
    .dl-btn:hover { transform: translateY(-2px); box-shadow: 0 3px 8px rgba(0,0,0,.08); }

    /* Hover — sidebar contact knop */
    .sb-cta-btn { transition: all 0.3s ease; }
    .sb-cta-btn:hover { transform: translateY(-2px); background: rgba(255,255,255,.25); }
    .sb-cta-btn i { transition: transform 0.3s ease; }
    .sb-cta-btn:hover i { transform: translateX(4px); }

    /* Hover — sidebar lijstitems */
    .sb-list a { transition: color 0.2s ease, padding-left 0.2s ease; display: inline-block; }
    .sb-list a:hover { color: var(--accent-color); padding-left: 4px; }