body {
      background-color: #f8f9fa;
    }

    .form-section {
      background: white;
      padding: 30px;
      border-radius: 15px;
      box-shadow: 0 0 15px rgba(0, 0, 0, 0.05);
    }

    .accordion-button {
      background-color: rgb(38, 157, 187);
      color: #212529;
    }

    .accordion-button:not(.collapsed) {
      color: rgb(233, 235, 236);
      background-color: rgb(38, 157, 187);
    }

    .accordion-item {
      border: none;
      margin-bottom: 12px;
      border-radius: 10px;
      overflow: hidden;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    }

    .accordion-header {
      background-color: rgb(38, 157, 187);
    }

    .accordion-button {
      background-color: #ffffff;
      color: rgb(38, 157, 187);
      font-weight: 500;
      border: none;
      border-radius: 0;
      padding: 15px 20px;
      transition: background 0.3s, color 0.3s;
      display: flex;
      align-items: center;
      justify-content: flex-start;
    }

    .accordion-button:hover {
      background-color: rgb(38, 157, 187);
      color: #ffffff;
    }

    .accordion-button:focus {
      box-shadow: none;
    }

    .accordion-body {
      background-color: #f0f9fa;
      color: #333;
      border-radius: 0 0 10px 10px;
      padding: 15px 20px;
      font-size: 14px;
      line-height: 1.6;
    }

    .accordion-icon {
      font-size: 1.4rem;
      margin-right: 10px;
    }

    .btn-turchese {
      background-color: rgb(64, 192, 214);
      color: white;
      border: none;
    }

    .btn-turchese:hover {
      background-color: rgb(38, 157, 187);
      color: #ffffff;
    }

    .section-title {
      color: rgb(29, 133, 182);
      font-weight: bold;
      margin-bottom: 20px;
    }

    .preview-img {
      width: 100px;
      height: 100px;
      object-fit: cover;
      border-radius: 8px;
      border: 1px solid #ccc;
      padding: 2px;
    }

    .info-icon {
      color: rgb(64, 192, 214);
      /* celeste/turchese */
      font-size: 1.1rem;
      margin-left: 6px;
      cursor: pointer;
      transition: color 0.3s;
    }

    .info-icon:hover {
      color: rgb(38, 157, 187);
      /* un po' più scuro al passaggio */
    }

    .preview-box {
      position: relative;
      display: inline-block;
    }

    .preview-img {
      width: 100px;
      height: 100px;
      object-fit: cover;
      border-radius: 8px;
      border: 1px solid #ccc;
      padding: 2px;
    }

    .remove-btn {
      position: absolute;
      top: 2px;
      right: 2px;
      background: rgba(255, 0, 0, 0.7);
      border: none;
      border-radius: 50%;
      color: white;
      width: 22px;
      height: 22px;
      font-size: 14px;
      cursor: pointer;
    }

    .add-btn-inline {
      width: 100px;
      height: 100px;
      border: 2px dashed #40c0d6;
      border-radius: 8px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #40c0d6;
      font-size: 2rem;
      cursor: pointer;
      transition: 0.3s;
    }

    .add-btn-inline:hover {
      background: #f0f9fa;
      color: #269dbb;
    }

    label {
      font-weight: 600;
    }
/* =========================
   DARK MODE – TECH GLASS
   ========================= */

body.dark-mode {
  background: radial-gradient(
      circle at top left,
      #0f172a,
      #020617
  );
  color: #d1d5db;
}

/* -------- CARD / FORM -------- */
body.dark-mode .form-section {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

/* -------- TITOLI -------- */
body.dark-mode .section-title {
  color: #fbbf24;
}

/* -------- TESTO -------- */
body.dark-mode label,
body.dark-mode p,
body.dark-mode li {
  color: #e5e7eb;
}

/* -------- INPUT -------- */
body.dark-mode .form-control,
body.dark-mode input,
body.dark-mode textarea,
body.dark-mode select {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #f8fafc;
}

body.dark-mode .form-control::placeholder {
  color: #9ca3af;
}

body.dark-mode .form-control:focus {
  background: rgba(255, 255, 255, 0.18);
  border-color: #38bdf8;
  box-shadow: 0 0 0 0.15rem rgba(56, 189, 248, 0.35);
}

/* -------- BOTTONI -------- */
body.dark-mode .btn-turchese {
  background: linear-gradient(
    135deg,
    #fb923c,
    #f97316
  );
  color: white;
  font-weight: 600;
  border: none;
  box-shadow:
    0 10px 25px rgba(249, 115, 22, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.25);
  transition: all 0.25s ease;
}

body.dark-mode .btn-turchese:hover {
  filter: brightness(1.1);
}

/* -------- ICONA INFO -------- */
body.dark-mode .info-icon {
  color: #67e8f9;
}

body.dark-mode .info-icon:hover {
  color: #22d3ee;
}

body.dark-mode .accordion-item {
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-radius: 16px;
  border: 1px solid rgba(255, 255, 255, 0.10);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.55),
    inset 0 1px 0 rgba(255, 255, 255, 0.04);
  overflow: hidden;
}

/* bottone accordion (default) */
body.dark-mode .accordion-button {
  background: rgba(2, 6, 23, 0.45) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: #e5e7eb;
  border: none;
  font-weight: 500;
  transition: all 0.25s ease;
}

/* hover */
body.dark-mode .accordion-button:hover {
  background: rgba(255, 255, 255, 0.06) !important;
}

/* stato attivo / aperto */
body.dark-mode .accordion-button:not(.collapsed) {
  background: linear-gradient(
    135deg,
    rgba(34, 211, 238, 0.22),
    rgba(6, 182, 212, 0.18)
  ) !important;
  color: #e5e7eb;
  box-shadow:
    inset 0 -1px 0 rgba(103, 232, 249, 0.35);
}

/* corpo accordion */
body.dark-mode .accordion-body {
  background: rgba(2, 6, 23, 0.35);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  color: white;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* icona */
body.dark-mode .accordion-icon {
  opacity: 0.85;
  transition: opacity 0.25s ease;
}

body.dark-mode .accordion-button:not(.collapsed) .accordion-icon {
  opacity: 1;
}

/* rimuove freccia bootstrap */
body.dark-mode .accordion-button::after {
  filter: invert(1);
  opacity: 0.6;
}

/* -------- PREVIEW FOTO -------- */
body.dark-mode .preview-img {
  border: 1px solid rgba(255, 255, 255, 0.25);
}

/* -------- ADD FOTO -------- */
body.dark-mode .add-btn-inline {
  border: 2px dashed rgba(34, 211, 238, 0.7);
  color: #67e8f9;
}

body.dark-mode .add-btn-inline:hover {
  background: rgba(34, 211, 238, 0.15);
  color: #ecfeff;
}