:root {
    --navy: #1a2332;
    --navy-light: #243044;
    --anthracite: #2d3436;
    --accent: #d4841c;
    --accent-hover: #b8721a;
    --accent-light: #f0d9b5;
    --white: #ffffff;
    --off-white: #f5f5f0;
    --gray-100: #f0f0ec;
    --gray-200: #e0e0da;
    --gray-400: #999;
    --gray-600: #666;
    --gray-800: #333;
    --text: #1a1a1a;
    --shadow: 0 2px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
    --radius: 6px;
    --transition: 0.3s ease;
  }

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

  body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text);
    line-height: 1.6;
    background: var(--white);
  }

  img { max-width: 100%; display: block; }
  a { text-decoration: none; color: inherit; }

  .container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* HEADER */
  .site-header {
    background: var(--navy);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 12px rgba(0,0,0,0.15);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    max-width: 1140px;
    margin: 0 auto;
    height: 72px;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
  }

  .logo-icon {
    width: 40px;
    height: 40px;
    background: var(--accent);
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 1.1rem;
    color: var(--white);
  }

  .nav-links {
    display: flex;
    align-items: center;
    gap: 4px;
    list-style: none;
  }

  .nav-links a {
    color: rgba(255,255,255,0.8);
    padding: 8px 16px;
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
  }

  .nav-links a:hover,
  .nav-links a.active {
    color: var(--white);
    background: rgba(255,255,255,0.1);
  }

  .nav-cta {
    background: var(--accent) !important;
    color: var(--white) !important;
    padding: 10px 22px !important;
    font-weight: 600 !important;
  }

  .nav-cta:hover {
    background: var(--accent-hover) !important;
  }

  .mobile-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
  }

  .mobile-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--white);
    margin: 6px 0;
    transition: var(--transition);
    border-radius: 2px;
  }

  /* HERO */
  .hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--navy);
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    z-index: 1;
  }

  .hero-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(26,35,50,0.88) 0%, rgba(26,35,50,0.55) 100%);
    z-index: 2;
  }

  .hero-content {
    position: relative;
    z-index: 3;
    max-width: 680px;
    padding: 80px 0;
  }

  .hero h1 {
    font-size: 3rem;
    font-weight: 800;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 20px;
    letter-spacing: -0.02em;
  }

  .hero h1 span {
    color: var(--accent);
  }

  .hero p {
    font-size: 1.15rem;
    color: rgba(255,255,255,0.85);
    margin-bottom: 32px;
    max-width: 520px;
    line-height: 1.7;
  }

  .btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    border-radius: var(--radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
  }

  .btn-primary {
    background: var(--accent);
    color: var(--white);
  }

  .btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(212,132,28,0.3);
  }

  .btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.4);
  }

  .btn-outline:hover {
    border-color: var(--white);
    background: rgba(255,255,255,0.08);
  }

  .btn-dark-outline {
    background: transparent;
    color: var(--navy);
    border: 2px solid var(--navy);
  }

  .btn-dark-outline:hover {
    background: var(--navy);
    color: var(--white);
  }

  .hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
  }

  /* SECTIONS */
  .section {
    padding: 80px 0;
  }

  .section-alt {
    background: var(--off-white);
  }

  .section-header {
    text-align: center;
    margin-bottom: 56px;
  }

  .section-label {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--accent);
    margin-bottom: 12px;
  }

  .section-header h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
  }

  .section-header p {
    font-size: 1.05rem;
    color: var(--gray-600);
    max-width: 600px;
    margin: 0 auto;
  }

  /* DIENSTEN */
  .diensten-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .dienst-card {
    background: var(--white);
    border-radius: 10px;
    padding: 36px 28px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--gray-200);
  }

  .dienst-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
  }

  .dienst-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--accent), #e6a04e);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 1.5rem;
  }

  .dienst-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 10px;
  }

  .dienst-card p {
    font-size: 0.95rem;
    color: var(--gray-600);
    line-height: 1.6;
  }

  /* PROJECTEN */
  .projecten-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .project-card {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--white);
    transition: var(--transition);
  }

  .project-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
  }

  .project-card img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    background: var(--gray-200);
  }

  .project-card-body {
    padding: 24px;
  }

  .project-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 6px;
  }

  .project-card p {
    font-size: 0.9rem;
    color: var(--gray-600);
  }

  /* OVER ONS PAGE */
  .about-intro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

  .about-text h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
  }

  .about-text p {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 16px;
  }

  .placeholder-block {
    background: var(--gray-100);
    border: 2px dashed var(--gray-200);
    border-radius: 10px;
    padding: 60px 40px;
    text-align: center;
    color: var(--gray-400);
    font-style: italic;
    min-height: 360px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
  }

  .placeholder-block svg {
    opacity: 0.3;
  }

  /* REVIEWS */
  .reviews-section {
    background: var(--navy);
    color: var(--white);
    text-align: center;
    padding: 64px 0;
  }

  .reviews-section .section-label {
    color: var(--accent-light);
  }

  .reviews-section h2 {
    color: var(--white);
  }

  .review-stars {
    font-size: 2.5rem;
    color: #f5c518;
    letter-spacing: 4px;
    margin-bottom: 16px;
  }

  .review-score {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 8px;
  }

  .review-subtitle {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 8px;
  }

  .review-source {
    font-size: 0.85rem;
    color: rgba(255,255,255,0.45);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    margin-top: 12px;
  }

  /* CONTACT PAGE */
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
  }

  .contact-info h1 {
    font-size: 2.4rem;
    font-weight: 800;
    color: var(--navy);
    margin-bottom: 20px;
  }

  .contact-info p {
    font-size: 1.05rem;
    color: var(--gray-600);
    margin-bottom: 32px;
    line-height: 1.7;
  }

  .contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
  }

  .contact-detail-icon {
    width: 44px;
    height: 44px;
    background: var(--accent);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--white);
  }

  .contact-detail-text {
    font-size: 0.95rem;
    color: var(--gray-600);
  }

  .contact-detail-text strong {
    display: block;
    color: var(--navy);
    font-weight: 700;
    margin-bottom: 2px;
  }

  .contact-detail-text a {
    color: var(--accent);
    font-weight: 500;
  }

  .contact-detail-text a:hover {
    text-decoration: underline;
  }

  .contact-form-card {
    background: var(--white);
    border-radius: 10px;
    padding: 40px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--gray-200);
  }

  .contact-form-card h2 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 24px;
  }

  .form-group {
    margin-bottom: 20px;
  }

  .form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--navy);
    margin-bottom: 6px;
  }

  .form-group input,
  .form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    font-size: 0.95rem;
    font-family: inherit;
    transition: var(--transition);
    background: var(--off-white);
  }

  .form-group input:focus,
  .form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(212,132,28,0.15);
    background: var(--white);
  }

  .form-group textarea {
    min-height: 120px;
    resize: vertical;
  }

  .form-notice {
    background: #fff8ee;
    border: 1px solid var(--accent-light);
    border-radius: var(--radius);
    padding: 12px 16px;
    font-size: 0.85rem;
    color: var(--accent-hover);
    margin-top: 16px;
    line-height: 1.5;
  }

  .btn-submit {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
    margin-top: 8px;
    opacity: 0.6;
    cursor: not-allowed;
  }

  /* HOME REVIEWS */
  .reviews-home {
    background: #FAF9F6;
    padding: 90px 0;
  }

  .reviews-home-inner {
    max-width: 1100px;
  }

  .reviews-home-grid {
    display: grid;
    grid-template-columns: 35% 65%;
    gap: 70px;
    align-items: start;
  }

  .reviews-home-score {
    text-align: left;
  }

  .reviews-home-eyebrow {
    display: block;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--accent);
    margin-bottom: 20px;
  }

  .reviews-home-big {
    font-size: 88px;
    font-weight: 800;
    line-height: 1;
    color: #242424;
    letter-spacing: -0.03em;
  }

  .reviews-home-stars {
    font-size: 1.6rem;
    color: #D79A32;
    letter-spacing: 4px;
    line-height: 1;
    margin: 16px 0 12px;
  }

  .reviews-home-count {
    font-size: 0.95rem;
    color: var(--gray-600);
    margin-bottom: 24px;
  }

  .reviews-home-link {
    display: inline-block;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--accent);
    border-bottom: 1px solid rgba(212,132,28,0.4);
    padding-bottom: 2px;
    transition: var(--transition);
  }

  .reviews-home-link:hover {
    color: var(--accent-hover);
    border-bottom-color: var(--accent-hover);
  }

  .reviews-home-title {
    font-size: 1.9rem;
    font-weight: 800;
    color: #242424;
    letter-spacing: -0.02em;
    margin-bottom: 28px;
  }

  .reviews-home-list {
    display: block;
  }

  .reviews-home-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 0;
    border-bottom: 1px solid #E5E2DC;
  }

  .reviews-home-row:first-child {
    border-top: 1px solid #E5E2DC;
  }

  .reviews-home-name {
    font-size: 1rem;
    font-weight: 600;
    color: #242424;
  }

  .reviews-home-stars-sm {
    font-size: 1rem;
    color: #D79A32;
    letter-spacing: 2px;
    white-space: nowrap;
  }

  @media (max-width: 768px) {
    .reviews-home {
      padding: 64px 0;
    }
    .reviews-home-grid {
      grid-template-columns: 1fr;
      gap: 40px;
    }
    .reviews-home-score {
      text-align: left;
    }
    .reviews-home-big {
      font-size: 64px;
    }
    .reviews-home-title {
      font-size: 1.6rem;
    }
  }

  /* INTRO */
  .intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

  .intro-text h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
  }

  .intro-text p {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .intro-link {
    display: inline-block;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
    border-bottom: 1px solid rgba(212,132,28,0.4);
    padding-bottom: 2px;
    transition: var(--transition);
  }

  .intro-link:hover {
    color: var(--accent-hover);
    border-bottom-color: var(--accent-hover);
  }

  .intro-media .placeholder-block {
    min-height: 320px;
  }

  /* WERKWIJZE */
  .werkwijze-list {
    max-width: 760px;
    margin: 0 auto;
  }

  .werkwijze-step {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    padding: 32px 0;
    border-bottom: 1px solid var(--gray-200);
  }

  .werkwijze-step:first-child {
    border-top: 1px solid var(--gray-200);
  }

  .werkwijze-num {
    font-size: 2.6rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1;
    letter-spacing: -0.02em;
    flex-shrink: 0;
    opacity: 0.85;
  }

  .werkwijze-body h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--navy);
    margin-bottom: 6px;
  }

  .werkwijze-body p {
    font-size: 0.98rem;
    color: var(--gray-600);
    line-height: 1.6;
  }

  /* WERKGEBIED */
  .werkgebied-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
  }

  .werkgebied-text h2 {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--navy);
    letter-spacing: -0.02em;
    margin-bottom: 16px;
  }

  .werkgebied-text p {
    font-size: 1.05rem;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 24px;
  }

  .werkgebied-address {
    font-style: normal;
    font-size: 1rem;
    color: var(--navy);
    font-weight: 600;
    line-height: 1.6;
    margin-bottom: 24px;
  }

  .werkgebied-media .placeholder-block {
    min-height: 300px;
  }

  .werkgebied-map {
    height: 360px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    border: 1px solid var(--gray-200);
  }

  .werkgebied-map iframe {
    width: 100%;
    height: 100%;
    display: block;
    border: 0;
  }

  /* CTA SECTION */
  .cta-section {
    background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
    text-align: center;
    padding: 80px 0;
  }

  .cta-section h2 {
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 16px;
  }

  .cta-section p {
    font-size: 1.05rem;
    color: rgba(255,255,255,0.7);
    margin-bottom: 32px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
  }

  .cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
  }

  /* FOOTER */
  .site-footer {
    background: #111820;
    color: rgba(255,255,255,0.6);
    padding: 48px 0 24px;
  }

  .footer-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 40px;
    padding-bottom: 32px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    margin-bottom: 24px;
  }

  .footer-brand {
    max-width: 320px;
  }

  .footer-brand .logo {
    margin-bottom: 12px;
    font-size: 1.1rem;
  }

  .footer-brand p {
    font-size: 0.9rem;
    line-height: 1.6;
  }

  .footer-links-group h4 {
    color: var(--white);
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
  }

  .footer-links-group ul {
    list-style: none;
  }

  .footer-links-group li {
    margin-bottom: 8px;
  }

  .footer-links-group a {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.55);
    transition: var(--transition);
  }

  .footer-links-group a:hover {
    color: var(--accent);
  }

  .footer-contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 8px;
    font-size: 0.9rem;
  }

  .footer-contact-item svg {
    flex-shrink: 0;
    opacity: 0.5;
  }

  .footer-bottom {
    text-align: center;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.35);
  }

  /* PAGE TABS (SPA simulation) */
  .page { display: none; }
  .page.active { display: block; }

  /* RESPONSIVE */
  @media (max-width: 900px) {
    .diensten-grid,
    .projecten-grid {
      grid-template-columns: repeat(2, 1fr);
    }
    .about-intro,
    .contact-grid,
    .intro-grid,
    .werkgebied-grid {
      grid-template-columns: 1fr;
      gap: 40px;
    }
    .hero h1 { font-size: 2.2rem; }
    .about-text h1,
    .contact-info h1 { font-size: 2rem; }
  }

  @media (max-width: 640px) {
    .nav-links { 
      display: none;
      position: absolute;
      top: 72px;
      left: 0;
      right: 0;
      background: var(--navy);
      flex-direction: column;
      padding: 16px 24px;
      gap: 4px;
      box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    }
    .nav-links.open { display: flex; }
    .mobile-toggle { display: block; }
    .diensten-grid,
    .projecten-grid {
      grid-template-columns: 1fr;
    }
    .hero { min-height: 480px; }
    .hero h1 { font-size: 1.9rem; }
    .hero-content { padding: 60px 0; }
    .section { padding: 56px 0; }
    .section-header h2 { font-size: 1.7rem; }
    .contact-form-card { padding: 28px 20px; }
    .footer-top { flex-direction: column; }
  }