/* Reset & Scrollbar */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}
::-webkit-scrollbar-track {
  background: #222;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb {
  background: #555;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #777;
}

/* Base HTML, Body */
html, body {
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: Arial, sans-serif;
}
body {
  background: #000;
  color: #fff;
  display: flex;
  flex-direction: row;
}

/* Background Blobs */
.blobs-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  overflow: hidden;
}
.blob {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  transition: all 4s ease-in-out;
  filter: blur(80px);
}

/* SIDEBAR (Updated to match your Portal) */
.sidebar {
  position: relative;
  width: 60px; /* Collapsed width */
  background-color: rgba(255, 255, 255, 0.07);
  padding: 1rem;
  flex-shrink: 0;
  transition: width 0.3s ease;
}
.sidebar.expanded {
  width: 200px; /* Expanded width */
}
.expand-sidebar-btn {
  position: absolute;
  top: 1rem;
  left: 0;
  width: 60px; /* Same as collapsed width */
  text-align: center;
  font-size: 1.5rem;
  color: #bbb;
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
}
.sidebar-separator {
  margin-top: 4rem;  /* Leave space for the fixed button */
  width: 100%;
  border: 0;
  height: 1px;
  background: #555;
  margin-bottom: 1rem;
}
.sidebar-icons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.sidebar-icons button {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  font-size: 1.2rem;
  background: none;
  border: none;
  color: #bbb;
  cursor: pointer;
  line-height: 1;
}
.sidebar-icons button .label {
  opacity: 0;
  transform: translateX(-10px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  margin-left: 0.5rem;
  white-space: nowrap;
}
.sidebar.expanded .sidebar-icons button .label {
  opacity: 1;
  transform: translateX(0);
}

/* MAIN CONTENT & Panels */
.main-content {
  display: flex;
  flex-direction: row;
  flex: 1;
  position: relative;
  overflow: hidden;
}
.left-column {
  display: flex;
  flex-direction: column;
  width: 50%;
  min-width: 150px;
  overflow: hidden;
  background: rgba(0,0,0,0.2);
  border-right: 1px solid rgba(255,255,255,0.1);
}
.right-column {
  display: flex;
  flex-direction: column;
  width: 50%;
  min-width: 150px;
  overflow: hidden;
  position: relative;
}
.vertical-splitter {
  position: absolute;
  top: 0;
  bottom: 0;
  left: calc(50% - 3px);
  width: 6px;
  cursor: col-resize;
  background: rgba(255,255,255,0.15);
  z-index: 5;
}
.vertical-splitter:hover {
  background: rgba(255,255,255,0.3);
}
.css-panel {
  height: 40%;
  min-height: 100px;
  overflow: hidden;
  background: rgba(0,0,0,0.2);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.horizontal-splitter {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(40% - 3px);
  height: 6px;
  cursor: row-resize;
  background: rgba(255,255,255,0.15);
  z-index: 5;
}
.horizontal-splitter:hover {
  background: rgba(255,255,255,0.3);
}
.preview-panel {
  flex: 1;
  overflow: hidden;
  background-color: #111;
}
.editor-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.08) 0%, rgba(255,255,255,0) 100%);
  box-shadow: 0 4px 8px rgba(0,0,0,0.3);
  margin: 0.5rem;
  border-radius: 10px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  flex: 1;
}
.editor-card-header {
  padding: 0.75rem 1rem;
  background: rgba(255,255,255,0.1);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.9rem;
  border-bottom: 1px solid rgba(255,255,255,0.2);
}
.editor-card-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: auto;
}
textarea {
  flex: 1;
  background: transparent;
  border: none;
  resize: none;
  outline: none;
  color: #fff;
  font-size: 0.9rem;
  line-height: 1.4;
  padding: 1rem;
  font-family: Consolas, "Courier New", monospace;
}
.preview-title {
  margin: 0.5rem;
  font-size: 1.2rem;
  font-weight: 300;
}
.preview-iframe {
  width: 100%;
  height: calc(100% - 2rem);
  border: none;
}
.floating-button {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ff0080, #ff9500);
  color: #fff;
  border: none;
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  z-index: 10;
  text-transform: uppercase;
}
.floating-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(0,0,0,0.4);
  animation: pulseGlow 1.5s infinite ease-in-out;
}
@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 8px rgba(255, 149, 0, 0.5);
  }
  50% {
    box-shadow: 0 0 16px rgba(255, 0, 128, 0.8);
  }
}

/* Mobile adjustments */
@media (max-width: 768px) {
  body {
    flex-direction: column;
  }
  .sidebar {
    position: relative;
    width: 100%;
    height: 60px;
    padding: 0.5rem;
    flex-direction: row;
  }
  .sidebar.expanded {
    height: auto;
    flex-direction: column;
  }
  .expand-sidebar-btn {
    position: static;
    width: auto;
    text-align: center;
  }
  .sidebar-separator {
    margin-top: 0;
    width: 100%;
  }
  .main-content {
    width: 100%;
  }
}