:root {
      --max-width: 60rem;
      --border: #000;
    }

    html,
    body {
      height: 100%;
      margin: 0;
      background: #f7eb1e;
      color: #000000;
      font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
      line-height: 1;
    }

    .wrap {
      min-height: 100%;
      display: flex;
      align-items: center;
      justify-content: center;
      text-align: center;
      padding: 2rem;
    }

    main {
      width: 100%;
      max-width: var(--max-width);
      margin: 0 auto;
    }

    /* --- FORM --- */
    #contatti-wrapper {
      border-top: 1px solid var(--border);
      margin-top: 2rem;
      padding-top: 1.5rem;
      text-align: left;
      /* il form risulta più leggibile allineato a sinistra */
    }

    form#contatti {
      display: grid;
      gap: 1rem 1rem;
      grid-template-columns: 1fr;
    }

    @media (min-width: 768px) {
      form#contatti {
        grid-template-columns: repeat(12, 1fr);
      }

      .col-12 {
        grid-column: span 12;
      }

      .col-6 {
        grid-column: span 6;
      }

      .px-3 {
        padding-left: .75rem;
        padding-right: .75rem;
      }

      .pt-2 {
        padding-top: .5rem;
      }

      .pt-4 {
        padding-top: 1rem;
      }
    }

    /* classi di utilità anche su mobile */
    .col-12 {
      grid-column: 1 / -1;
    }

    .col-6 {
      grid-column: 1 / -1;
    }

    .pt-2 {
      padding-top: .5rem;
    }

    .pt-4 {
      padding-top: 1rem;
    }

    .mx-auto {
      margin-left: auto;
      margin-right: auto;
    }

    .text-center {
      text-align: center;
    }

    .form-group {
      width: 100%;
    }

    .input-container {
      position: relative;
    }

    .input-container input[type="text"],
    .input-container input[type="email"],
    .input-container input[type="tel"],
    .input-container textarea {
      width: 100%;
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 1rem .875rem .75rem;
      font-size: 1rem;
      background: #fff;
      color: #000;
      outline: none;
      transition: border-color .2s ease, box-shadow .2s ease;
    }

    .input-container input:focus,
    .input-container textarea:focus {
      border-color: #000;
      box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.06);
    }

    /* label fluttuante */
    .input-label {
      position: absolute;
      left: .75rem;
      top: .9rem;
      font-size: .95rem;
      color: #444;
      pointer-events: none;
      transition: transform .15s ease, font-size .15s ease, top .15s ease, color .15s ease;
      background: #fff;
      padding: 0 .25rem;
    }

    .input-container input:not(:placeholder-shown)+.input-label,
    .input-container input:focus+.input-label {
      top: -0.55rem;
      font-size: .78rem;
      color: #000;
    }

    .errored {
      display: none;
      font-size: .9rem;
      color: #b00020;
      margin-top: .35rem;
    }

    .is-invalid {
      border-color: #b00020 !important;
    }

    /* checkbox custom semplice */
    .checkbox {
      display: flex;
      align-items: flex-start;
      gap: .5rem;
      line-height: 1.4;
    }

    .checkbox input[type="checkbox"] {
      width: 1.1rem;
      height: 1.1rem;
      border: 1px solid var(--border);
      border-radius: 4px;
      appearance: none;
      display: inline-block;
      position: relative;
      outline: none;
      cursor: pointer;
      background: #fff;
    }

    .checkbox input[type="checkbox"]:checked::after {
      content: "✓";
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -60%);
      font-size: .85rem;
    }

    .checkbox label a {
      text-decoration: underline;
      color: inherit;
    }

    /* bottone */
    .btn {
      display: inline-block;
      border: 1px solid #000;
      background: #000;
      color: #fff;
      padding: .9rem 1.4rem;
      border-radius: 999px;
      font-weight: 600;
      letter-spacing: .02em;
      cursor: pointer;
      transition: transform .05s ease, opacity .2s ease;
    }

    .btn:hover {
      opacity: .9;
    }

    .btn:active {
      transform: translateY(1px);
    }

    footer {
      margin-top: 2rem;
      font-size: 0.875rem;
      color: #333;
      opacity: 0.9;
      text-align: center;
    }

  .site-header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 16px 20px 8px; /* respiro sopra, poco sotto */
  }
  .logo-link { text-decoration: none; line-height: 0; }
  .site-logo {
    height: 240px;       /* regola tra 56–80px in base al tuo layout */
    width: auto;        /* mantiene le proporzioni */
    max-width: 90vw;    /* evita che su mobile sia troppo grande */
  }

  /* Spazio sotto il logo prima dei titoli */
  .site-header + .hero,
  .site-header + section,
  .site-header + div {
    margin-top: 8px;
  }

  @media (max-width: 480px) {
    .site-logo { height: 180px; }
  }