:root {
  /* Default Dark Theme variables */
  --bg-color: #09090b;
  --container-bg: radial-gradient(circle at center, #18181b 0%, #09090b 100%);
  --title-gradient-start: #ffffff;
  --title-gradient-end: #a1a1aa;
  --subtitle-color: #71717a;
  --shadow-color: rgba(139, 92, 246, 0.15);
  --core-dot-shadow: rgba(139, 92, 246, 0.5);
}

@media (prefers-color-scheme: light) {
  :root {
    /* Light Theme variables */
    --bg-color: #f4f4f5;
    --container-bg: radial-gradient(circle at center, #ffffff 0%, #f4f4f5 100%);
    --title-gradient-start: #09090b;
    --title-gradient-end: #52525b;
    --subtitle-color: #52525b;
    --shadow-color: rgba(139, 92, 246, 0.08);
    --core-dot-shadow: rgba(139, 92, 246, 0.35);
  }
}

body {
  margin: 0;
  padding: 0;
  background-color: var(--bg-color);
  font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow: hidden;
}

#loading-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  background: var(--container-bg);
  z-index: 99999;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  opacity: 1;
}

.loader-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}

/* Premium Minimalist Spinner */
.spinner-container {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.glow-ring {
  position: absolute;
  width: 100%;
  height: 100%;
  border: 3px solid transparent;
  border-top-color: #8b5cf6; /* Violet */
  border-right-color: #3b82f6; /* Blue */
  border-radius: 50%;
  animation: spin 1s cubic-bezier(0.68, -0.6, 0.32, 1.6) infinite;
  box-shadow: 0 0 15px var(--shadow-color);
}

.glow-ring::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border: 3px solid transparent;
  border-bottom-color: #10b981; /* Soft Emerald */
  border-radius: 50%;
  animation: spin-reverse 2s linear infinite;
}

.core-dot {
  width: 14px;
  height: 14px;
  background: linear-gradient(135deg, #8b5cf6, #3b82f6);
  border-radius: 50%;
  animation: pulse 1.6s ease-in-out infinite;
  box-shadow: 0 0 15px var(--core-dot-shadow);
}

/* Premium Typography */
.loading-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 4px;
  color: var(--title-gradient-start);
  margin: 0;
  text-transform: lowercase;
  background: linear-gradient(135deg, var(--title-gradient-start) 40%, var(--title-gradient-end) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.loading-subtitle {
  font-size: 13px;
  font-weight: 400;
  color: var(--subtitle-color);
  margin: 0;
  min-height: 20px;
  letter-spacing: 0.5px;
  transition: opacity 0.3s ease-in-out;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

@keyframes spin-reverse {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(-360deg); }
}

@keyframes pulse {
  0%, 100% { transform: scale(0.85); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
}