/* NAV */
    nav {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      padding: 0;
      height: 88px;
      display: flex;
      align-items: center;
      justify-content: center;
      background: #F6F4F0;
      border-bottom: 1px solid var(--border);
    }

    .nav-inner {
      max-width: 1200px;
      width: 100%;
      padding: 0 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .logo {
      display: flex;
      align-items: baseline;
      text-decoration: none;
      gap: 0;
    }

    .logo-nu {
      font-family: 'EB Garamond', serif;
      font-style: italic;
      font-weight: 400;
      font-size: 56px;
      color: var(--accent);
      line-height: 1;
    }

    .logo-pact {
      font-family: var(--font-body);
      font-weight: 300;
      font-size: 38px;
      color: var(--text);
      letter-spacing: -0.3px;
      line-height: 1;
    }

    .logo-ai {
      font-family: var(--font-body);
      font-weight: 300;
      font-size: 21px;
      color: var(--accent);
      margin-left: 2px;
      align-self: flex-start;
      margin-top: 4px;
      line-height: 1;
    }

    .nav-cta {
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      letter-spacing: 0.04em;
      color: #fff;
      background: var(--text);
      padding: 9px 24px;
      text-decoration: none;
      transition: background 0.2s;
      border-radius: 2px;
    }

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