:root {
  --primary: #00f2fe;
  --secondary: #4facfe;
  --bg-dark: #0a0b10;
  --card-bg: rgba(255, 255, 255, 0.05);
  --terminal-bg: #0d0e14;
  --text-main: #e0e6ed;
  --text-dim: #94a3b8;
  --accent: #10b981;
  --glass-border: rgba(255, 255, 255, 0.1);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-dark);
  background-image: 
    radial-gradient(circle at 20% 20%, rgba(79, 172, 254, 0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 80%, rgba(0, 242, 254, 0.1) 0%, transparent 40%);
  color: var(--text-main);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  overflow-x: hidden;
}

.container {
  width: 100%;
  max-width: 1000px;
  display: grid;
  grid-template-columns: 350px 1fr;
  gap: 24px;
  animation: slideUp 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

header {
  grid-column: 1 / -1;
  text-align: center;
  margin-bottom: 20px;
}

header h1 {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(to right, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 8px;
}

header p {
  color: var(--text-dim);
  font-size: 1rem;
}

/* Sidebar Controls */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.card {
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.control-group {
  margin-bottom: 20px;
}

.control-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dim);
  margin-bottom: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.slider-container {
  display: flex;
  align-items: center;
  gap: 12px;
}

input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
  height: 6px;
  border-radius: 3px;
}

.value-badge {
  background: rgba(255, 255, 255, 0.1);
  padding: 4px 10px;
  border-radius: 6px;
  font-family: 'Fira Code', monospace;
  font-size: 0.9rem;
  color: var(--primary);
  min-width: 60px;
  text-align: center;
}

select, textarea, input[type="number"] {
  width: 100%;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--glass-border);
  border-radius: 8px;
  padding: 12px;
  color: white;
  font-size: 0.95rem;
  transition: all 0.3s;
}

select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 2px rgba(0, 242, 254, 0.2);
}

.btn {
  width: 100%;
  padding: 14px;
  border: none;
  border-radius: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: white;
  box-shadow: 0 4px 15px rgba(79, 172, 254, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(79, 172, 254, 0.4);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--glass-border);
  color: var(--text-dim);
  margin-top: 10px;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  color: white;
}

/* Main Display */
.main-display {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.terminal-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  background: var(--terminal-bg);
  border-radius: 16px;
  border: 1px solid var(--glass-border);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  min-height: 400px;
}

.terminal-header {
  background: rgba(255, 255, 255, 0.03);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--glass-border);
}

.terminal-dots {
  display: flex;
  gap: 8px;
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.terminal-title {
  margin-left: 20px;
  font-size: 0.8rem;
  color: var(--text-dim);
  font-family: 'Fira Code', monospace;
}

.terminal-body {
  padding: 24px;
  flex: 1;
  font-family: 'Fira Code', 'JetBrains Mono', 'Cascadia Code', monospace;
  font-size: 1rem;
  line-height: 1.6;
  overflow-y: auto;
  color: #fff;
  scroll-behavior: smooth;
}

.terminal-body::-webkit-scrollbar {
  width: 8px;
}

.terminal-body::-webkit-scrollbar-track {
  background: transparent;
}

.terminal-body::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
}

.cursor {
  display: inline-block;
  width: 8px;
  height: 1.2em;
  background: var(--primary);
  margin-left: 2px;
  vertical-align: middle;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  50% { opacity: 0; }
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 16px;
  text-align: center;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.stat-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  font-family: 'Fira Code', monospace;
}

/* Responsive */
@media (max-width: 850px) {
  .container {
    grid-template-columns: 1fr;
  }
  .sidebar {
    order: 2;
  }
  .main-display {
    order: 1;
  }
}

/* Ad Container Styles */
.ad-container {
  grid-column: 1 / -1;
  width: 100%;
  margin-top: 24px;
  background: var(--card-bg);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  min-height: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}