/* Import Fonts */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700;900&family=Roboto+Mono:wght@300;400;500;700&display=swap');

/* Color Variables */
:root {
  --bg-dark-blue: #0a0519;
  --primary-purple: #5f2dc8;
  --accent-electric-blue: #1ec8f0;
  --accent-magenta: #dc32c8;
  --text-primary: #ffffff;
  --text-secondary: #8a8a8a;
  --glow-blue: rgba(30, 200, 240, 0.6);
  --glow-magenta: rgba(220, 50, 200, 0.6);
  --alert-danger: #ff3860;
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Roboto Mono', monospace;
  background-color: var(--bg-dark-blue);
  color: var(--text-primary);
  overflow: hidden;
  position: relative;
}

/* Background Effects */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(30, 200, 240, 0.03) 2px,
      rgba(30, 200, 240, 0.03) 4px
    );
  pointer-events: none;
  z-index: 1;
  animation: scanlines 8s linear infinite;
}

/* Container Layout */
.container {
  width: 480px;
  height: 1080px;
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
}

/* Main Layout - Horizontal Split */
.main-layout {
  flex: 1;
  display: flex;
  overflow: hidden;
  height: 100%;
}

/* Navigation Column */
.nav-column {
  display: flex;
  flex-direction: column;
  width: 200px;
  flex-shrink: 0;
}

/* Header / Logo */
.header {
  padding: 20px;
  background: linear-gradient(135deg, var(--primary-purple) 0%, rgba(95, 45, 200, 0.3) 100%);
  border-bottom: 2px solid var(--accent-electric-blue);
  box-shadow: 0 0 20px var(--glow-blue);
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.header::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-electric-blue);
  box-shadow: 0 0 10px var(--glow-blue);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.logo-image {
  height: 120px;
  width: 120px;
  filter: drop-shadow(0 0 20px var(--glow-blue)) drop-shadow(0 0 30px var(--glow-magenta));
  position: relative;
}

.nav-item {
  padding: 15px 20px;
  border-bottom: 1px solid rgba(95, 45, 200, 0.3);
  cursor: pointer;
  transition: all 0.3s ease;
  position: relative;
  display: flex;
  align-items: center;
  gap: 15px;
}


/* Main Content Area */
.content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  position: relative;
}

.screen {
  display: none;
  padding: 20px;
  overflow: visible;
}

.screen.active {
  display: block;
  animation: fadeIn 0.3s ease-in;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Screen Header */
.screen-header {
  font-family: 'Orbitron', sans-serif;
  font-size: 18px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-electric-blue);
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--primary-purple);
  text-shadow: 0 0 10px var(--glow-blue);
}
/* Responsive adjustments for vertical layout */
@media (max-height: 1080px) {
  .container {
    height: 100vh;
  }
}

.bottom-center {
  position: fixed;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  color: white;
  padding: 10px;
  text-align: center;
}