:root {
  --bg: #0F172A;
  --bg-card: #1E293B;
  --primary: #F97316;
  --cta: #22C55E;
  --text: #F8FAFC;
  --text-muted: #94A3B8;
  --border: #334155;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100vh;
  width: 100vw;
  overflow: hidden;
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 0.8rem;
  transition: all 0.2s;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
}

.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.playground-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 5vh;
  background: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  padding: 0 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1rem;
}

.logo img {
  border-radius: 4px;
}

.logo span {
  color: var(--primary);
}

.divider {
  color: var(--border);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.slug {
  font-family: 'Space Grotesk', monospace;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.language-selector {
  position: relative;
}

.language-btn {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  font-size: 0.8rem;
  cursor: pointer;
  font-family: 'DM Sans', sans-serif;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  transition: all 0.2s;
}

.language-btn:hover {
  border-color: var(--primary);
  color: var(--text);
}

.language-dropdown {
  position: absolute;
  top: 100%;
  right: 0;
  margin-top: 0.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.5rem;
  min-width: 150px;
  display: none;
  z-index: 1001;
}

.language-dropdown.show {
  display: block;
}

.language-option {
  padding: 0.5rem 0.75rem;
  border-radius: 4px;
  cursor: pointer;
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: all 0.15s;
}

.language-option:hover {
  background: var(--bg);
  color: var(--text);
}

#container {
  position: fixed;
  top: 5vh;
  left: 0;
  right: 0;
  bottom: 0;
}

/* Editor Loader */
.editor-loader {
  position: fixed;
  top: 5vh;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  z-index: 999;
  transition: opacity 0.3s ease;
}

.editor-loader.hidden {
  opacity: 0;
  pointer-events: none;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loader-text {
  color: var(--text-muted);
  font-size: 0.9rem;
}