.properties-header {
  margin-bottom: 16px;
}
.properties-header h3 {
  font-size: 15px;
  font-family: "Bricolage Grotesque", sans-serif;
  font-weight: 600;
  margin: 0 0 4px;
}
.properties-header .hint {
  font-size: 12px;
  color: var(--text-muted);
}

.prop-group {
  border-top: 1px solid var(--border);
  padding: 14px 0;
}
.prop-group:first-child { border-top: none; padding-top: 0; }
.prop-group h4 {
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin: 0 0 10px;
}
.prop-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 8px;
}
.prop-row.single { grid-template-columns: 1fr; }
.prop-row label {
  display: flex; flex-direction: column;
  gap: 4px;
  font-size: 11px;
  color: var(--text-muted);
}
.prop-row input, .prop-row select, .prop-row textarea {
  width: 100%;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 8px;
  font-size: 12px;
  color: var(--text);
  outline: none;
  font-family: "JetBrains Mono", monospace;
}
.prop-row input[type="color"] {
  height: 30px; padding: 2px; cursor: pointer;
}
.prop-row input[type="range"] {
  padding: 0; height: 4px;
}
.prop-row input:focus, .prop-row select:focus, .prop-row textarea:focus {
  border-color: var(--accent);
}
.prop-row textarea { resize: vertical; min-height: 60px; font-family: inherit; }

.prop-buttons {
  display: flex; gap: 6px; flex-wrap: wrap;
}
.prop-buttons button {
  flex: 1 0 auto;
  padding: 6px 10px;
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 12px;
  transition: background-color 140ms ease, border-color 140ms ease;
}
.prop-buttons button:hover { background: var(--bg-elev-3); }
.prop-buttons button.active { background: var(--accent-soft); border-color: var(--accent); color: var(--accent); }
.prop-buttons button.danger { color: var(--danger); }
.prop-buttons button.danger:hover { border-color: var(--danger); }


/* =========================================
   MOBILE RESPONSIVE: PROPERTIES SHEET
========================================= */
@media (max-width: 768px) {
  /* Add a visual drag handle at the top and center the header */
  .properties-header {
    position: relative;
    padding-top: 12px;
    margin-bottom: 20px;
    text-align: center;
  }
  
  .properties-header::before {
    content: '';
    position: absolute;
    top: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: var(--border-strong);
    border-radius: 4px;
  }

  /* Style the close button we injected via JS so it sits nicely in the corner */
  .mobile-close-btn {
    top: 4px !important;
    right: 0 !important;
    background: var(--bg-elev-2) !important;
  }

  /* Ensure users can scroll all the way down past the last buttons */
  .properties-body {
    padding-bottom: 50px;
    /* Prevent scrolling this menu from scrolling the page behind it */
    overscroll-behavior: contain;
  }

  /* Make inputs, dropdowns, and textareas larger for fingers */
  .prop-row input, 
  .prop-row select, 
  .prop-row textarea {
    padding: 10px 12px;
    font-size: 14px;
    border-radius: 10px;
  }

  /* Larger color picker */
  .prop-row input[type="color"] {
    height: 44px;
    padding: 4px;
    border-radius: 10px;
  }

  /* CRITICAL FOR TOUCH: Make range sliders thicker so they are easy to grab */
  .prop-row input[type="range"] {
    height: 16px; 
    margin: 8px 0;
  }

  /* Taller, wider buttons */
  .prop-buttons button {
    padding: 12px 14px;
    font-size: 13px;
    border-radius: 10px;
  }
  
  /* Give the form groups more breathing room */
  .prop-group {
    padding: 18px 0;
  }
  
  .prop-row {
    gap: 12px;
    margin-bottom: 16px;
  }
}