*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    :root {
      /* FIX 1 v3: wyraźnie jasnoniebieskie tło (nie prawie-białe) */
      --blue-deep: #e6f2fb;
      --blue-mid: #ffffff;
      --blue-accent: #1a6bff;
      --water: #0099bb;
      --water-dark: #007a99;
      --white: #e6f2fb;
      --text-main: #0d1f3c;
      --text-muted: #5a6a82;
      --card-bg: #ffffff;
      --border: rgba(0,100,160,0.12);
      --nav-bg: rgba(230,242,251,0.97);
    }
    html { scroll-behavior: smooth; }
    body { font-family: 'DM Sans', sans-serif; background: var(--blue-deep); color: var(--text-main); overflow-x: hidden; }

    .lang-bar { display: flex; gap: 6px; align-items: center; }
    .lang-btn { background: rgba(0,100,160,0.07); border: 1px solid rgba(0,100,160,0.18); color: var(--text-main); padding: 5px 12px; border-radius: 20px; font-size: 0.75rem; font-family: 'DM Sans', sans-serif; cursor: pointer; transition: all 0.2s; letter-spacing: 0.05em; }
    .lang-btn.active, .lang-btn:hover { background: var(--water); border-color: var(--water); color: #fff; font-weight: 600; }

    nav { position: fixed; top: 0; left: 0; width: 100%; z-index: 900; padding: 10px 48px; display: flex; align-items: center; justify-content: space-between; gap: 24px; background: var(--nav-bg); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); transition: background 0.3s; }
    nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }
    .logo { text-decoration: none; display: flex; align-items: center; flex-shrink: 0; }
    .logo-img { height: 72px; width: auto; display: block; }
    .logo-fallback { font-family: 'Syne', sans-serif; font-weight: 800; font-size: 1.5rem; display: none; align-items: center; gap: 10px; color: var(--text-main); }
    .logo-drop { width: 32px; height: 32px; background: linear-gradient(135deg, var(--water), var(--blue-accent)); border-radius: 50% 50% 50% 0; transform: rotate(-45deg); flex-shrink: 0; }
    .logo-fallback .accent { color: var(--water); }
    .nav-right { display: flex; align-items: center; gap: 32px; }
    .nav-links { display: flex; gap: 28px; list-style: none; align-items: center; }
    .nav-links a { color: var(--text-muted); text-decoration: none; font-size: 0.88rem; font-weight: 500; letter-spacing: 0.04em; transition: color 0.2s; white-space: nowrap; }
    .nav-links a:hover { color: var(--text-main); }
    .nav-cta { background: var(--water) !important; color: #fff !important; padding: 9px 22px; border-radius: 50px; font-weight: 600 !important; }
    .hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 4px; }
    .hamburger span { display: block; width: 24px; height: 2px; background: var(--text-main); border-radius: 2px; }

    .mobile-menu { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: rgba(240,245,255,0.99); z-index: 800; flex-direction: column; align-items: center; justify-content: center; gap: 32px; }
    .mobile-menu.open { display: flex; }
    .mobile-menu a { color: var(--text-main); text-decoration: none; font-family: 'Syne', sans-serif; font-size: 2rem; font-weight: 800; transition: color 0.2s; }
    .mobile-menu a:hover { color: var(--water); }
    .mobile-close { position: absolute; top: 24px; right: 28px; font-size: 2rem; cursor: pointer; background: none; border: none; color: var(--text-main); }

    /* HERO – jasne tło z subtelnym gradientem */
    .hero { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; padding: 140px 48px 80px; position: relative; overflow: hidden; background: linear-gradient(135deg, #daeefc 0%, #e6f2fb 50%, #dceafa 100%); }
    .hero-bg { position: absolute; inset: 0; z-index: 0; background: radial-gradient(ellipse 60% 50% at 75% 40%, rgba(0,153,187,0.08) 0%, transparent 70%), radial-gradient(ellipse 40% 60% at 20% 70%, rgba(26,107,255,0.06) 0%, transparent 60%); }
    .hero-bg::after { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(90deg, transparent, transparent 80px, rgba(0,153,187,0.03) 80px, rgba(0,153,187,0.03) 81px); animation: waterFlow 8s linear infinite; }
    @keyframes waterFlow { from{background-position:0 0} to{background-position:81px 0} }
    .hero-content { position: relative; z-index: 1; max-width: 720px; }
    .hero-badge { display: inline-flex; align-items: center; gap: 8px; background: rgba(0,153,187,0.10); border: 1px solid rgba(0,153,187,0.25); color: var(--water-dark); padding: 7px 18px; border-radius: 50px; font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 32px; animation: fadeUp 0.8s ease both; }
    .hero-badge::before { content: ''; width: 6px; height: 6px; background: var(--water); border-radius: 50%; animation: pulse 2s ease infinite; }
    @keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.4;transform:scale(0.7)} }
    h1 { font-family: 'Syne', sans-serif; font-size: clamp(3rem, 7vw, 5.5rem); font-weight: 800; line-height: 1.0; letter-spacing: -0.03em; margin-bottom: 28px; animation: fadeUp 0.8s 0.1s ease both; color: var(--text-main); }
    h1 .accent { color: var(--water); }
    .hero-sub { font-size: 1.1rem; color: var(--text-muted); line-height: 1.7; max-width: 500px; margin-bottom: 48px; animation: fadeUp 0.8s 0.2s ease both; }
    .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; animation: fadeUp 0.8s 0.3s ease both; }
    .btn-primary { display: inline-flex; align-items: center; gap: 10px; background: var(--water); color: #fff; padding: 16px 32px; border-radius: 50px; font-weight: 600; font-size: 0.95rem; text-decoration: none; transition: transform 0.2s, box-shadow 0.2s; box-shadow: 0 4px 20px rgba(0,153,187,0.25); }
    .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 32px rgba(0,153,187,0.35); }
    .btn-secondary { display: inline-flex; align-items: center; gap: 10px; background: #fff; color: var(--text-main); padding: 16px 32px; border-radius: 50px; border: 1px solid var(--border); font-weight: 500; font-size: 0.95rem; text-decoration: none; transition: border-color 0.2s, box-shadow 0.2s; }
    .btn-secondary:hover { border-color: var(--water); box-shadow: 0 4px 16px rgba(0,0,0,0.06); }
    .hero-stats { display: flex; gap: 48px; margin-top: 80px; animation: fadeUp 0.8s 0.4s ease both; }
    .stat-num { font-family: 'Syne', sans-serif; font-size: 2.2rem; font-weight: 800; color: var(--text-main); line-height: 1; }
    .stat-num span { color: var(--water); }
    .stat-label { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.08em; }
    .shape { position: absolute; border-radius: 50%; animation: float 6s ease-in-out infinite; }
    .shape-1 { width: 400px; height: 400px; right: -100px; top: 10%; background: radial-gradient(circle, rgba(0,153,187,0.07) 0%, transparent 70%); }
    .shape-2 { width: 200px; height: 200px; right: 20%; bottom: 15%; background: radial-gradient(circle, rgba(26,107,255,0.07) 0%, transparent 70%); animation-delay: 2s; }
    @keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-20px)} }
    @keyframes fadeUp { from{opacity:0;transform:translateY(30px)} to{opacity:1;transform:translateY(0)} }

    section { padding: 100px 48px; }
    .section-label { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--water); margin-bottom: 16px; }
    h2 { font-family: 'Syne', sans-serif; font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 20px; color: var(--text-main); }
    .section-intro { color: var(--text-muted); font-size: 1rem; line-height: 1.7; max-width: 520px; margin-bottom: 64px; }

    /* Diensten – lichte sectie */
    #diensten { background: #ffffff; }
    .services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2px; }
    .service-card { background: #f7faff; border: 1px solid var(--border); padding: 40px 36px; position: relative; overflow: hidden; transition: background 0.3s, border-color 0.3s, box-shadow 0.3s; }
    .service-card::before { content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, var(--water), var(--blue-accent)); transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease; }
    .service-card:hover { background: #eef7ff; border-color: rgba(0,153,187,0.25); box-shadow: 0 8px 32px rgba(0,153,187,0.08); }
    .service-card:hover::before { transform: scaleX(1); }
    .service-icon { font-size: 2.2rem; margin-bottom: 24px; display: block; }
    .service-card h3 { font-family: 'Syne', sans-serif; font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; color: var(--text-main); }
    .service-card p { color: var(--text-muted); font-size: 0.88rem; line-height: 1.7; }
    .service-num { position: absolute; top: 28px; right: 28px; font-family: 'Syne', sans-serif; font-size: 3rem; font-weight: 800; color: rgba(0,100,160,0.05); line-height: 1; }

    /* Projecten */
    .project-tabs { display: flex; gap: 12px; margin-bottom: 32px; flex-wrap: wrap; }
    .proj-tab { background: #fff; border: 1px solid var(--border); color: var(--text-muted); padding: 10px 22px; border-radius: 50px; font-family: 'DM Sans', sans-serif; font-size: 0.85rem; font-weight: 500; cursor: pointer; transition: all 0.2s; }
    .proj-tab:hover { border-color: var(--water); color: var(--text-main); }
    .proj-tab.active { background: var(--water); border-color: var(--water); color: #fff; font-weight: 700; }

    #projecten { background: var(--blue-deep); }
    .projects-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
    .project-card { border-radius: 14px; overflow: hidden; position: relative; aspect-ratio: 4/3; background: #dceafa; border: 1px solid var(--border); cursor: pointer; transition: transform 0.3s, box-shadow 0.3s; }
    .project-card:hover { transform: translateY(-5px); box-shadow: 0 20px 40px rgba(0,0,0,0.12); }
    .project-card img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.5s; }
    .project-card:hover img { transform: scale(1.06); }
    .project-overlay { position: absolute; inset: 0; background: linear-gradient(180deg, transparent 40%, rgba(10,22,40,0.75) 100%); opacity: 0; transition: opacity 0.3s; display: flex; align-items: flex-end; padding: 18px; }
    .project-card:hover .project-overlay { opacity: 1; }
    .project-overlay span { font-size: 0.82rem; font-weight: 600; color: #fff; }

    /* FIX 2: Panel dodawania zdjęć */
    .photo-tip { background: #fff; border: 1px dashed rgba(0,153,187,0.35); border-radius: 12px; padding: 18px 24px; margin-top: 24px; display: flex; align-items: flex-start; gap: 14px; }
    .photo-tip-icon { font-size: 1.4rem; flex-shrink: 0; margin-top: 2px; }
    .photo-tip h4 { font-size: 0.85rem; font-weight: 600; color: var(--text-main); margin-bottom: 6px; }
    .photo-tip p { font-size: 0.8rem; color: var(--text-muted); line-height: 1.6; margin: 0; }
    .photo-tip code { background: #eef4ff; color: var(--water-dark); padding: 1px 6px; border-radius: 4px; font-size: 0.78rem; font-family: monospace; }

    .lightbox { display: none; position: fixed; inset: 0; z-index: 2000; background: rgba(6,14,26,0.96); align-items: center; justify-content: center; }
    .lightbox.open { display: flex; }
    .lightbox img { max-width: 90vw; max-height: 88vh; object-fit: contain; border-radius: 12px; box-shadow: 0 0 80px rgba(0,0,0,0.6); }
    .lb-close { position: absolute; top: 24px; right: 28px; font-size: 2rem; color: #aaa; cursor: pointer; transition: color 0.2s; background: none; border: none; font-family: sans-serif; }
    .lb-close:hover { color: #fff; }
    .lb-prev, .lb-next { position: absolute; top: 50%; transform: translateY(-50%); font-size: 2.5rem; color: #aaa; cursor: pointer; background: none; border: none; font-family: sans-serif; padding: 0 20px; transition: color 0.2s; }
    .lb-prev:hover, .lb-next:hover { color: var(--water); }
    .lb-prev { left: 10px; } .lb-next { right: 10px; }
    .lb-counter { position: absolute; bottom: 20px; left: 50%; transform: translateX(-50%); font-size: 0.82rem; color: #aaa; }
    .lb-caption { position: absolute; bottom: 44px; left: 50%; transform: translateX(-50%); font-size: 0.88rem; color: var(--water); font-weight: 600; white-space: nowrap; }

    /* Over ons */
    #over-ons { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; background: #fff; }
    .about-visual { display: flex; flex-direction: column; gap: 16px; }
    .about-card { background: #f7faff; border: 1px solid var(--border); border-radius: 16px; padding: 28px; }
    .about-card-main { display: flex; flex-direction: column; justify-content: center; align-items: center; background: linear-gradient(145deg, rgba(0,153,187,0.07), rgba(26,107,255,0.05)); border-radius: 20px; overflow: hidden; padding: 48px 28px; text-align: center; border: 1px solid rgba(0,153,187,0.15); }
    .drop-emoji { font-size: 5rem; opacity: 0.35; margin-bottom: 16px; display: block; }
    .about-stats-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .about-stat-box { background: rgba(0,153,187,0.06); border: 1px solid rgba(0,153,187,0.15); border-radius: 14px; padding: 20px; text-align: center; }
    .badge-num { font-family: 'Syne', sans-serif; font-size: 2.6rem; font-weight: 800; color: var(--water); line-height: 1; }
    .badge-txt { font-size: 0.75rem; color: var(--text-muted); margin-top: 6px; text-transform: uppercase; letter-spacing: 0.06em; }
    .about-text p { color: var(--text-muted); line-height: 1.8; margin-bottom: 20px; font-size: 0.95rem; }
    .about-highlights { display: flex; flex-direction: column; gap: 16px; margin-top: 36px; }
    .highlight { display: flex; align-items: flex-start; gap: 14px; }
    .highlight-dot { width: 8px; height: 8px; background: var(--water); border-radius: 50%; margin-top: 7px; flex-shrink: 0; }
    .highlight span { color: var(--text-muted); font-size: 0.9rem; line-height: 1.6; }
    .highlight strong { color: var(--text-main); }

    /* Contact */
    #contact { background: var(--blue-deep); }
    .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
    .contact-info { display: flex; flex-direction: column; gap: 22px; margin-top: 16px; }
    .contact-item { display: flex; align-items: flex-start; gap: 16px; }
    .contact-icon-wrap { width: 44px; height: 44px; background: rgba(0,153,187,0.10); border: 1px solid rgba(0,153,187,0.20); border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 1.1rem; flex-shrink: 0; }
    .contact-item-label { font-size: 0.72rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
    .contact-item-val { font-size: 0.95rem; color: var(--text-main); font-weight: 500; line-height: 1.5; }
    .contact-item-val a { color: var(--water); text-decoration: none; }
    .contact-item-val a:hover { text-decoration: underline; }

    /* FIX 3: Formularz – style */
    .contact-form { display: flex; flex-direction: column; gap: 16px; }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .form-group { display: flex; flex-direction: column; gap: 7px; }
    .form-group label { font-size: 0.78rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.07em; }
    .form-group input, .form-group textarea, .form-group select { background: #fff; border: 1px solid rgba(0,100,160,0.15); color: var(--text-main); padding: 13px 18px; border-radius: 10px; font-family: 'DM Sans', sans-serif; font-size: 0.9rem; transition: border-color 0.2s; outline: none; resize: none; }
    .form-group input::placeholder, .form-group textarea::placeholder { color: #aab; }
    .form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--water); box-shadow: 0 0 0 3px rgba(0,153,187,0.08); }
    .form-group select option { background: #fff; color: var(--text-main); }
    .form-group textarea { height: 120px; }
    .form-submit { background: var(--water); color: #fff; border: none; padding: 15px 32px; border-radius: 50px; font-family: 'DM Sans', sans-serif; font-size: 0.95rem; font-weight: 600; cursor: pointer; transition: opacity 0.2s, transform 0.2s, background 0.3s; align-self: flex-start; }
    .form-submit:hover { opacity: 0.88; transform: translateY(-1px); }
    .form-notice { font-size: 0.78rem; color: var(--text-muted); margin-top: -4px; }
    .form-notice a { color: var(--water); }

    footer { background: #dceafa; padding: 40px 48px; display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--border); flex-wrap: wrap; gap: 20px; }
    footer p { color: var(--text-muted); font-size: 0.82rem; }
    .footer-links { display: flex; gap: 28px; }
    .footer-links a { color: var(--text-muted); font-size: 0.82rem; text-decoration: none; transition: color 0.2s; }
    .footer-links a:hover { color: var(--water); }
    .footer-logo-img { height: 52px; width: auto; }

    .reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
    .reveal.visible { opacity: 1; transform: translateY(0); }

    @media (max-width: 900px) {
      nav { padding: 10px 24px; }
      .nav-links { display: none !important; }
      .hamburger { display: flex; }
      .nav-right { gap: 16px; }
      .hero { padding: 120px 24px 60px; }
      section { padding: 70px 24px; }
      #over-ons { grid-template-columns: 1fr; gap: 40px; }
      .contact-grid { grid-template-columns: 1fr; }
      .form-row { grid-template-columns: 1fr; }
      footer { flex-direction: column; text-align: center; padding: 32px 24px; }
      .hero-stats { gap: 28px; flex-wrap: wrap; }
      .projects-grid { grid-template-columns: repeat(2, 1fr); }
    }
    @media (max-width: 560px) {
      .projects-grid { grid-template-columns: 1fr; }
      .lang-btn { padding: 4px 9px; font-size: 0.7rem; }
      .logo-img { height: 56px; }
    }