/* Import custom monospace font from CDN for technical aesthetic */
@import url("https://fonts.cdnfonts.com/css/thegoodmonolith");

/* CSS Custom Properties for consistent theming throughout the application */
:root {
  --bg-color: #12100f;
  --grid-color: rgba(255, 240, 230, 0.05);
  --text-primary: #f3ede9;
  --text-secondary: #c2b8b2;
  --text-highlight: #ff4e42;
  --accent-primary: #ff4e42;
  --accent-secondary: #c2362f;
  --accent-tertiary: #ffb3ab;
  --panel-bg: rgba(30, 26, 24, 0.7);
  --panel-border: rgba(255, 78, 66, 0.3);
  --panel-highlight: rgba(255, 78, 66, 0.1);
  --scanner-line: rgba(255, 78, 66, 0.7);
}

/* Global reset for consistent rendering across browsers */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* Body styling with full-screen setup and technical font */
body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: "TheGoodMonolith", monospace;
  overflow: hidden;
  height: 100vh;
  text-transform: uppercase;
  font-size: 1rem;
}

/* Ensure all interactive elements inherit the technical font */
button,
input,
select,
textarea {
  font-family: inherit;
}

/* Space background image with subtle opacity for atmospheric depth */
.space-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("https://assets.codepen.io/7558/space-bg-002.jpg");
  background-size: cover;
  background-position: center;
  z-index: 0;
  opacity: 0.8;
}

/* Three.js container with grab cursor for interactive 3D scene */
#three-container {
  position: absolute;
  width: 100%;
  height: 100%;
  z-index: 1;
  cursor: grab;
}

#three-container:active {
  cursor: grabbing;
}

/* Main interface container with proper layering */
.interface-container {
  position: relative;
  width: 100%;
  height: 100vh;
  z-index: 2;
  pointer-events: none;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Grid overlay for sci-fi interface aesthetic */
.grid-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: linear-gradient(
      to right,
      var(--grid-color) 1px,
      transparent 1px
    ),
    linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Header with system information display */
.header {
  display: flex;
  justify-content: space-between;
  padding: 1.25rem;
}

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

/* Central scanner frame with corner brackets */
.scanner-frame {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  border: 1px solid var(--accent-primary);
  display: flex;
  justify-content: center;
  align-items: center;
  pointer-events: none;
}

/* Scanner frame corner elements for technical UI appearance */
.scanner-frame::before,
.scanner-frame::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  border-color: var(--accent-primary);
  border-style: solid;
}

.scanner-frame::before {
  top: -1px;
  left: -1px;
  border-width: 2px 0 0 2px;
}

.scanner-frame::after {
  bottom: -1px;
  right: -1px;
  border-width: 0 2px 2px 0;
}

/* Individual corner bracket styling */
.scanner-frame .corner-tl {
  position: absolute;
  top: -1px;
  left: -1px;
  width: 20px;
  height: 20px;
  border-top: 2px solid var(--accent-primary);
  border-left: 2px solid var(--accent-primary);
}

.scanner-frame .corner-tr {
  position: absolute;
  top: -1px;
  right: -1px;
  width: 20px;
  height: 20px;
  border-top: 2px solid var(--accent-primary);
  border-right: 2px solid var(--accent-primary);
}

.scanner-frame .corner-bl {
  position: absolute;
  bottom: -1px;
  left: -1px;
  width: 20px;
  height: 20px;
  border-bottom: 2px solid var(--accent-primary);
  border-left: 2px solid var(--accent-primary);
}

.scanner-frame .corner-br {
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 20px;
  height: 20px;
  border-bottom: 2px solid var(--accent-primary);
  border-right: 2px solid var(--accent-primary);
}

/* Technical identifier labels for scanner frame */
.scanner-id {
  position: absolute;
  bottom: -30px;
  left: 0;
  font-size: 0.75rem;
  color: var(--accent-primary);
}

.scanner-id-right {
  position: absolute;
  bottom: -30px;
  right: 0;
  font-size: 0.75rem;
  color: var(--accent-primary);
}

/* Animated scanning line effect */
.scanner-line {
  position: absolute;
  width: 100%;
  height: 2px;
  background: var(--scanner-line);
  top: 0;
  box-shadow: 0 0 10px var(--accent-primary);
  animation: scan 4s linear infinite;
}

@keyframes scan {
  0% {
    top: 0;
  }
  100% {
    top: 100%;
  }
}

/* Data panel container styling */
.data-panels {
  display: flex;
  justify-content: space-between;
  padding: 0 1.25rem;
  margin-bottom: 1.25rem;
}

/* Individual data panel with glass morphism effect */
.data-panel {
  width: 300px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 5px;
  padding: 0.9375rem;
  backdrop-filter: blur(8px);
  pointer-events: auto;
}

/* Data panel title with status indicator */
.data-panel-title {
  font-size: 0.875rem;
  color: var(--accent-primary);
  margin-bottom: 0.625rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Data readouts section */
.data-readouts {
  margin-top: 0.625rem;
}

/* Individual data row with label-value pairs */
.data-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.3125rem;
  font-size: 0.75rem;
}

.data-label {
  color: var(--text-secondary);
}

.data-value {
  color: var(--text-primary);
}

/* Horizontal progress bar for stability metrics */
.data-bar {
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  margin: 0.625rem 0;
  position: relative;
  border-radius: 3px;
}

.data-bar-fill {
  height: 100%;
  background: var(--accent-primary);
  border-radius: 3px;
  transition: width 0.5s;
}

/* Waveform visualization container */
.waveform {
  width: 100%;
  height: 50px;
  margin: 0.625rem 0;
  display: flex;
  align-items: center;
  position: relative;
}

.waveform-canvas {
  width: 100%;
  height: 100%;
}

/* Control panel for simulation parameters */
.control-panel {
  width: 300px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 5px;
  padding: 0.9375rem;
  position: absolute;
  top: 20px;
  left: 20px;
  backdrop-filter: blur(8px);
  pointer-events: auto;
  z-index: 10;
}

.control-panel h3 {
  font-size: 0.875rem;
  color: var(--accent-primary);
  margin-bottom: 0.9375rem;
}

/* Control group organization */
.control-group {
  margin-bottom: 0.9375rem;
}

/* Control row with label and current value */
.control-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}

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

.control-value {
  font-size: 0.75rem;
  color: var(--text-primary);
}

/* Slider input container */
.slider-container {
  width: 100%;
  display: flex;
  flex-direction: column;
}

/* Custom styled range slider */
.slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.1);
  outline: none;
  border-radius: 3px;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent-primary);
  cursor: pointer;
}

/* Button container and styling */
.buttons {
  display: flex;
  gap: 0.625rem;
  margin-top: 0.9375rem;
}

.btn {
  flex: 1;
  padding: 0.5rem 0;
  background: var(--panel-highlight);
  border: 1px solid var(--panel-border);
  color: var(--accent-primary);
  font-size: 0.75rem;
  border-radius: 3px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn:hover {
  background: var(--panel-border);
}

/* Terminal panel for system messages */
.terminal-panel {
  position: absolute;
  left: 20px;
  bottom: 20px;
  width: 500px;
  height: 150px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 5px;
  overflow: hidden;
  pointer-events: auto;
  z-index: 10;
}

/* Terminal header with status indicator */
.terminal-header {
  padding: 0.5rem 0.625rem;
  background: rgba(0, 0, 0, 0.3);
  font-size: 0.875rem;
  color: var(--accent-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Panel header with drag handle */
.panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-direction: row;
  margin-bottom: 1rem;
}

/* Terminal content area with scrolling */
.terminal-content {
  padding: 0.625rem;
  height: calc(100% - 31px);
  overflow-y: auto;
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* Terminal line styles for different message types */
.terminal-line {
  margin-bottom: 0.3125rem;
}

.command-line {
  color: white;
}

.regular-line {
  color: var(--text-highlight);
}

/* Typing indicator with blinking cursor */
.typing {
  position: relative;
}

.typing::after {
  content: "|";
  position: absolute;
  animation: blink 1s infinite;
}

@keyframes blink {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

/* Loading overlay with preloader animation */
.loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-color);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  transition: opacity 0.5s;
}

.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 500px;
  padding: 1.25rem;
}

.preloader-canvas-container {
  width: 180px;
  height: 180px;
  position: relative;
}

.preloader-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.loading-text {
  margin-top: 1.25rem;
  text-align: center;
  color: var(--accent-primary);
  letter-spacing: 2px;
  font-size: 0.875rem;
}

/* Notification system for user feedback */
.notification {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  padding: 0.625rem 1.25rem;
  border-radius: 5px;
  font-size: 0.75rem;
  color: var(--accent-primary);
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 100;
}

/* Drag handle for moveable panels */
.drag-handle {
  cursor: move;
  width: auto;
  height: 100%;
  color: var(--accent-primary);
}

/* Particle trail effects */
.particle-trail {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0.7;
  transition: opacity 0.5s;
}

/* Circular wind flow visualizer */
.circular-visualizer {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 450px;
  height: 450px;
  pointer-events: none;
  z-index: 5;
}

.circular-visualizer canvas {
  width: 100%;
  height: 100%;
}

/* Atmospheric wave visualization */
.audio-wave {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: transparent;
  border: 1px solid rgba(255, 78, 66, 0.1);
  pointer-events: none;
  z-index: 3;
}

.audio-wave::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1px solid rgba(255, 78, 66, 0.05);
  animation: pulse 4s infinite;
}

@keyframes pulse {
  0% {
    width: 100%;
    height: 100%;
    opacity: 0.5;
  }
  50% {
    width: 120%;
    height: 120%;
    opacity: 0;
  }
  100% {
    width: 100%;
    height: 100%;
    opacity: 0.5;
  }
}

/* Spectrum analyzer panel */
.spectrum-analyzer {
  position: absolute;
  bottom: 20px;
  right: 20px;
  width: 400px;
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 5px;
  overflow: hidden;
  pointer-events: auto;
  z-index: 10;
}

.spectrum-header {
  padding: 0.5rem 0.625rem;
  background: rgba(0, 0, 0, 0.3);
  font-size: 0.875rem;
  color: var(--accent-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.spectrum-content {
  padding: 0.625rem;
  position: relative;
}

.spectrum-canvas {
  width: 100%;
  height: 120px;
  display: block;
}

/* Floating particle system container */
.floating-particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 4;
}