/* Styling khusus modal input sheet */
    .modal-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(15, 23, 42, 0.6);
      backdrop-filter: blur(4px);
      z-index: 1000;
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      visibility: hidden;
      transition: all 0.3s ease;
    }

    .modal-overlay.show {
      opacity: 1;
      visibility: visible;
    }

    .modal-sheet {
      background: #ffffff;
      border-radius: 20px;
      width: 90%;
      max-width: 380px;
      padding: 24px;
      box-sizing: border-box;
      transform: translateY(20px) scale(0.95);
      transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
      box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }

    .modal-overlay.show .modal-sheet {
      transform: translateY(0) scale(1);
    }

    .form-group {
      margin-bottom: 16px;
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .form-group label {
      font-size: 11px;
      font-weight: 800;
      color: var(--text-dark);
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .form-control {
      width: 100%;
      padding: 10px 14px;
      border: 1px solid #cbd5e1;
      border-radius: 10px;
      font-size: 13px;
      box-sizing: border-box;
    }

    .form-control:focus {
      border-color: var(--primary-red);
      outline: none;
      box-shadow: 0 0 0 3px rgba(232, 25, 44, 0.1);
    }

    .adjust-btn {
      background: #f1f5f9;
      border: none;
      width: 40px;
      height: 40px;
      border-radius: 10px;
      font-weight: 800;
      font-size: 16px;
      cursor: pointer;
      color: var(--text-dark);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background 0.2s;
    }

    .adjust-btn:hover {
      background: #e2e8f0;
    }

    .btn-input-achievement {
      width: 100%;
      background: linear-gradient(135deg, var(--primary-blue), #1d4ed8);
      color: white;
      border: none;
      padding: 12px;
      border-radius: 12px;
      font-weight: 700;
      font-size: 13px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      margin-bottom: 18px;
      box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
      transition: all 0.2s;
    }

    .btn-input-achievement:active {
      transform: scale(0.98);
    }