:root {
  --bg-color: #0b0813;
  --card-bg: rgba(22, 17, 39, 0.6);
  --border-color: rgba(147, 51, 234, 0.2);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --primary-glow: rgba(139, 92, 246, 0.15);
  
  --accent-purple: #a855f7;
  --accent-pink: #ec4899;
  --accent-blue: #3b82f6;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  
  --glass-gradient: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(255, 255, 255, 0.01) 100%
  );
  --neon-border: linear-gradient(
    135deg,
    rgba(168, 85, 247, 0.4) 0%,
    rgba(236, 72, 153, 0.1) 50%,
    rgba(59, 130, 246, 0.4) 100%
  );
  
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow-x: hidden;
  position: relative;
}

/* Stunning Ambient Glow Background */
.glass-bg-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.3) 0%, rgba(236, 72, 153, 0.1) 50%, rgba(11, 8, 19, 0) 70%);
  top: -150px;
  right: -100px;
  z-index: 0;
  filter: blur(80px);
  pointer-events: none;
}

body::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, rgba(139, 92, 246, 0.05) 60%, rgba(11, 8, 19, 0) 80%);
  bottom: -100px;
  left: -100px;
  z-index: 0;
  filter: blur(60px);
  pointer-events: none;
}

.app-container {
  width: 100%;
  max-width: 1100px;
  margin: 2rem;
  z-index: 10;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* Header design */
.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  backdrop-filter: blur(12px);
}

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

.logo-icon {
  font-size: 1.8rem;
  background: linear-gradient(to right, var(--accent-purple), var(--accent-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 8px rgba(168, 85, 247, 0.5));
}

.header-logo h1 {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  background: linear-gradient(to right, #ffffff, #d1d5db);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Status Badge */
.status-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}

.status-badge.offline {
  background: rgba(239, 68, 68, 0.1);
  color: var(--accent-red);
  border-color: rgba(239, 68, 68, 0.2);
}

.status-badge.online {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent-green);
  border-color: rgba(16, 185, 129, 0.2);
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.25);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: currentColor;
}

.status-badge.online .status-dot {
  animation: pulse 1.5s infinite alternate;
}

@keyframes pulse {
  0% { transform: scale(0.9); opacity: 0.6; }
  100% { transform: scale(1.2); opacity: 1; filter: drop-shadow(0 0 4px currentColor); }
}

/* Grid Layout */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
  .app-container {
    margin: 1rem;
  }
}

/* Premium Card Style */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 2rem;
  backdrop-filter: blur(16px);
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  border-color: rgba(168, 85, 247, 0.4);
}

.card-header {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.card-header h2 {
  font-size: 1.35rem;
  font-weight: 600;
  letter-spacing: -0.3px;
}

.card-subtitle {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

/* Form Styles */
.control-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.group-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* Motor radio button group */
.motor-selector {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.motor-selector input[type="radio"] {
  display: none;
}

.motor-option-btn {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  transition: all 0.2s ease;
}

.motor-option-btn:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(168, 85, 247, 0.3);
}

.motor-selector input[type="radio"]:checked + .motor-option-btn {
  background: rgba(168, 85, 247, 0.1);
  border-color: var(--accent-purple);
  box-shadow: 0 0 15px rgba(168, 85, 247, 0.15);
}

.motor-name {
  font-weight: 600;
  font-size: 1rem;
}

.motor-desc {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Stepper Input */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.input-stepper {
  display: flex;
  align-items: center;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  overflow: hidden;
  height: 48px;
}

.step-btn {
  background: transparent;
  border: none;
  color: var(--text-primary);
  width: 48px;
  height: 100%;
  font-size: 1.25rem;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.step-btn:hover {
  background: rgba(255, 255, 255, 0.05);
}

.input-stepper input {
  flex: 1;
  background: transparent;
  border: none;
  color: #fff;
  text-align: center;
  font-size: 1.1rem;
  font-weight: 600;
  width: 100%;
  outline: none;
}

/* Remove default arrows on number input */
.input-stepper input::-webkit-outer-spin-button,
.input-stepper input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.input-hint {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

/* Submit Button */
.submit-btn {
  position: relative;
  background: linear-gradient(to right, var(--accent-purple), var(--accent-pink));
  color: white;
  border: none;
  padding: 1rem;
  border-radius: 12px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s ease;
  margin-top: 1rem;
}

.submit-btn:hover {
  box-shadow: 0 0 20px rgba(168, 85, 247, 0.5);
  transform: translateY(-1px);
}

.submit-btn:active {
  transform: translateY(1px);
}

/* Terminal Card */
.terminal-card {
  grid-column: 2;
  height: 520px;
}

.terminal-header {
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
}

.clear-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
  padding: 0.4rem 0.8rem;
  border-radius: 8px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.clear-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--text-primary);
}

.terminal-body {
  flex: 1;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

/* Custom Scrollbar for Terminal */
.terminal-body::-webkit-scrollbar {
  width: 6px;
}
.terminal-body::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 10px;
}
.terminal-body::-webkit-scrollbar-thumb {
  background: rgba(168, 85, 247, 0.3);
  border-radius: 10px;
}
.terminal-body::-webkit-scrollbar-thumb:hover {
  background: rgba(168, 85, 247, 0.5);
}

/* Log Line Formats */
.log-entry {
  display: flex;
  gap: 0.5rem;
  line-height: 1.4;
  word-break: break-all;
}

.log-time {
  color: var(--text-secondary);
  flex-shrink: 0;
}

.log-msg {
  color: var(--text-primary);
}

.log-entry.system .log-msg {
  color: #c084fc;
}

.log-entry.device .log-msg {
  color: #38bdf8;
}

.log-entry.error .log-msg {
  color: var(--accent-red);
}