/* Reset & Layout */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Segoe UI', sans-serif;
  background: linear-gradient(120deg, #0f2027, #203a43, #2c5364);
  color: #fff;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* Header */
header {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

header h1 {
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Tabs */
.editor-tabs {
  display: flex;
  justify-content: center;
  background: rgba(255, 255, 255, 0.05);
  padding: 0.5rem;
  backdrop-filter: blur(5px);
}

.tab {
  padding: 0.6rem 1.2rem;
  margin: 0 0.3rem;
  background: transparent;
  border: 1px solid transparent;
  color: #ccc;
  font-size: 1rem;
  border-radius: 8px;
  transition: all 0.3s ease;
  cursor: pointer;
}

.tab:hover, .tab.active {
  background: #ffffff15;
  border-color: #4fc3f7;
  color: #fff;
}

/* Editor & Preview */
main {
  display: flex;
  flex-direction: column;
  padding: 1rem;
  gap: 1rem;
}

#editorContainer, #previewContainer {
  width: 100%;
  min-height: 300px;
  border-radius: 12px;
  overflow: hidden;
}

#editor {
  height: 300px;
}

/* Iframe Styling */
#preview {
  width: 100%;
  height: 300px;
  border: none;
}

/* Glass Effect */
.glass {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  border-radius: 12px;
  padding: 0;
}

/* Button Style */
.glass-btn {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid #4fc3f7;
  color: #4fc3f7;
  padding: 0.6rem 1rem;
  border-radius: 10px;
  font-weight: 600;
  cursor: pointer;
  transition: 0.3s;
}

.glass-btn:hover {
  background: #4fc3f7;
  color: #111;
}

/* Responsive */
@media (min-width: 768px) {
  main {
    flex-direction: row;
  }

  #editorContainer, #previewContainer {
    flex: 1;
    height: auto;
  }

  #editor, #preview {
    height: 500px;
  }
}

.monaco-editor .suggest-widget {
  z-index: 1000 !important;
  max-width: 300px;
}


footer {
  padding: 1rem 2rem;
  background: transparent;
  text-align: center;
  margin-top: 1rem;
}

.download-section {
  padding: 1rem;
  border-radius: 12px;
  text-align: center;
  margin: 0 auto;
  max-width: 600px;
}

.download-section h3 {
  margin-bottom: 1rem;
  color: #4fc3f7;
}

.download-section .glass-btn {
  margin: 0.3rem;
}