:root {
    --accent: oklch(35% 0.045 40);
    --paper: oklch(95% 0.015 80);
    --tilt: 1;
  }
  * { box-sizing: border-box; }
  body {
    margin: 0;
    font-family: 'Work Sans', sans-serif;
    background: var(--paper);
    color: oklch(15% 0.005 0);
  }
  ::selection { background: oklch(88% 0.02 45); }
  a { color: var(--accent); }
  a:hover { filter: brightness(0.85); }
  img { max-width: 100%; display: block; }
  details > summary { cursor: pointer; list-style: none; }
  details > summary::-webkit-details-marker { display: none; }
  @keyframes proof-scroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

  .wrap { max-width: 1180px; margin: 0 auto; padding: 0 48px; }
  .nav-row { display: flex; align-items: center; justify-content: space-between; padding: 18px 48px; }
  .nav-links { display: flex; gap: 26px; font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: oklch(30% 0.01 20); white-space: nowrap; }
  .nav-actions { display: flex; align-items: center; gap: 16px; }

  .hero-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 0; align-items: center; padding: 64px 48px 0; max-width: 1180px; margin: 0 auto; }
  .hero-h1 { font-size: 44px; }

  .stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; padding: 28px 0; background: oklch(97% 0.01 75); border-top: 1px solid oklch(85% 0.01 75); border-bottom: 1px solid oklch(85% 0.01 75); }
  .geschichte-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: center; }
  .geschichte-body { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; }

  .leistung-row { display: grid; grid-template-columns: 100px 1fr 260px; gap: 32px; padding: 44px 0; align-items: start; }
  .leistung-num { font-family: 'Big Shoulders Display', sans-serif; font-weight: 900; font-size: 56px; line-height: 0.8; color: oklch(88% 0.03 20); }

  .split2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: oklch(88% 0.03 20 / 0.25); }
  .case-head { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 0; background: #fff; color: oklch(15% 0.005 0); }
  .case-body { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; padding: 48px 0; }
  .case-process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: oklch(85% 0.01 75); border-top: 1px solid oklch(85% 0.01 75); border-bottom: 1px solid oklch(85% 0.01 75); }
  .case-results { display: grid; grid-template-columns: repeat(4, 1fr); border-bottom: 1px solid oklch(85% 0.01 75); }
  .case-quote { padding: 64px 48px; margin: 64px -48px 0; background: #fff; display: grid; grid-template-columns: 1fr auto; gap: 48px; align-items: center; }
  .case-quote-text { font-size: 32px; }

  .testimonial-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
  .kontakt-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .footer-row { border-top: 1px solid oklch(85% 0.01 75); padding: 32px 48px; display: flex; justify-content: space-between; max-width: 1180px; margin: 0 auto; font-size: 12px; color: oklch(50% 0.01 260); }

  .section-96 { padding: 96px 0; }
  .section-80 { padding: 80px 0; }

  @media (max-width: 860px) {
    .wrap, .footer-row { padding-left: 20px; padding-right: 20px; }
    .nav-row { padding: 14px 20px; }
    .nav-links { display: none; }
    .hero-grid { grid-template-columns: 1fr; padding: 0 20px; gap: 32px; }
    .hero-grid > div:first-child { padding: 40px 0 0 !important; }
    .hero-h1 { font-size: 32px; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); row-gap: 20px; }
    .geschichte-grid { grid-template-columns: 1fr; }
    .geschichte-body { grid-template-columns: 1fr; gap: 24px; }
    .leistung-row { grid-template-columns: 1fr; gap: 10px; padding: 32px 0; }
    .leistung-row > div:last-child { align-items: flex-start !important; }
    .split2 { grid-template-columns: 1fr; }
    .split2 > div:last-child { padding: 40px !important; }
    .case-head { grid-template-columns: 1fr; }
    .case-body { grid-template-columns: 1fr; gap: 24px; }
    .case-process { grid-template-columns: repeat(2, 1fr); }
    .case-results { grid-template-columns: repeat(2, 1fr); }
    .case-quote { grid-template-columns: 1fr; margin: 40px -20px 0; padding: 40px 20px; gap: 28px; }
    .case-quote-text { font-size: 24px; }
    .testimonial-grid { grid-template-columns: 1fr; }
    .kontakt-fields { grid-template-columns: 1fr; }
    .footer-row { flex-direction: column; gap: 8px; text-align: center; }
    .section-96 { padding: 56px 0; }
    .section-80 { padding: 48px 0; }
  }