/* ✅ Base Fullscreen Modal (Only for CDU/VDU) */
#cduVduModal.modal {
  position: fixed;
  z-index: 9999;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.7);
  display: none;
  overflow: hidden;
  margin: 0;
  padding: 0;
}

/* ✅ Modal Content - Fullscreen Layout
   NOTE: reserve top space for header/buttons so sidebar top items aren't hidden */
#cduVduModal .modal-content.fullscreen {
  background-color: #fff;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: row;
  position: relative;
  border-radius: 0;
  margin: 0;
  padding: 0;
  padding-top: 70px; /* adjust 60-90px if your top header/buttons are different height */
  box-sizing: border-box;
}

/* ✅ Sidebar (Unique for CDU/VDU) */
#cduVduModal .sidebar {
  width: 280px;
  background-color: #f3f8ff;
  border-right: 1px solid #bbb;
  /* keep visual padding but ensure top spacing fits under reserved area */
  padding: 15px;
  overflow-y: auto;
  height: calc(100% - 70px); /* fit inside reserved area */
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}
#cduVduModal .sidebar h3 {
  margin-top: 0;
  font-size: 18px;
  font-weight: bold;
  color: #004080;
  border-bottom: 2px solid #004080;
  padding-bottom: 5px;
}
#cduVduModal .sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
#cduVduModal .sidebar li {
  padding: 8px 10px;
  border-bottom: 1px solid #ddd;
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}
#cduVduModal .sidebar li:hover {
  background-color: #d9ecff;
  color: #004080;
}

/* ✅ Drawing Panel */
#cduVduModal .drawing {
  flex: 1;
  background-color: #fff;
  overflow: auto;
  position: relative;
  margin: 0;
  padding: 10px 0 0 0; /* small top offset so svg doesn't sit exactly under toolbar */
  display: flex;
  justify-content: center;
  align-items: center;
  height: calc(100% - 70px); /* keep same visible height as sidebar */
  box-sizing: border-box;
}

/* ✅ SVG / Image Full Fit */
#cduVduModal #cduvdu-svgContainer {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}
#cduVduModal #cduvdu-svgContainer img,
#cduVduModal #cduvdu-svgContainer svg {
  width: 100%;
  height: 100%;
  object-fit: contain;
}


/* ✅ Close Button */
#cduVduModal .close-btn {
  position: absolute;
  top: 50px;   /* 👈 thoda niche kar diya (pehle 15px tha) */
  right: 20px;
  font-size: 30px;
  color: #004080;
  cursor: pointer;
  z-index: 10000;
  background: #f0f7ff;
  padding: 5px 10px;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
  transition: all 0.3s ease-in-out;
}
#cduVduModal .close-btn:hover {
  background: #004080;
  color: #fff;
}

/* ✅ Show Details Button */
#cduVduModal #cduvdu-showDetailsMsg {
   position: absolute;
  top: 50px;
  left: 10px;
  font-size: 18px;
  color: red;
  font-weight: bold;
  background-color: #fff4f4;
  padding: 10px 15px;
  border: 2px dashed red;
  cursor: pointer;
  animation: blinkShowDetails 1s infinite;
  z-index: 10000;
  border-radius: 4px;
}
@keyframes cduvduBlinkShowDetails {
  0% { opacity: 1; }
  50% { opacity: 0.1; }
  100% { opacity: 1; }
}

/* ✅ CDU/VDU Details Popup */
#cduvdu-detailsModal {
  position: fixed;
  z-index: 100000;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(6px);
  border: 2px solid #004080;
  border-radius: 10px;
  padding: 20px 25px;
  width: 90vw;
  max-width: 1000px;
  max-height: 85vh;
  overflow: hidden;
  box-shadow: 0 0 25px rgba(0,0,0,0.6);
  display: none;
  animation: cduvduPopupFade 0.3s ease-in-out;
}

/* ✅ CDU/VDU Details Content */
#cduvdu-detailsModal #cduvdu-detailsContent {
  max-height: calc(85vh - 70px);
  overflow-y: auto;
  padding: 15px 20px;
  background: #fff;
  border-radius: 5px;
  font-size: 15px;
  line-height: 1.6;
  box-shadow: inset 0 0 5px rgba(0,0,0,0.1);
}

/* ✅ Close Button (Details Popup) */
#cduvdu-detailsModal .close-btn {
  position: absolute;
  top: 10px;
  right: 15px;
  font-size: 22px;
  font-weight: bold;
  color: #004080;
  cursor: pointer;
  background: #f0f7ff;
  padding: 5px 10px;
  border-radius: 4px;
  transition: all 0.3s ease-in-out;
}
#cduvdu-detailsModal .close-btn:hover {
  background: #004080;
  color: #fff;
}

@keyframes cduvduPopupFade {
  0% { opacity: 0; transform: translate(-50%, -45%); }
  100% { opacity: 1; transform: translate(-50%, -50%); }
}