:root {
  --bg: #0a0a0c;
  --panel-bg: #141418;
  --accent: #00f0ff;
  --accent-secondary: #7000ff;
  --text-main: #e0e0e6;
  --text-dim: #888891;
  --border: rgba(255, 255, 255, 0.1);
  --glass: rgba(255, 255, 255, 0.03);
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

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

body {
  background-color: var(--bg);
  color: var(--text-main);
  font-family: var(--font-sans);
  overflow-x: hidden;
  line-height: 1.5;
}

/* Typography */
h1, h2, h3, .mono {
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.2s ease;
}

/* Layout */
.app-container {
  display: grid;
  grid-template-columns: 280px 1fr 320px;
  height: 100vh;
  width: 100vw;
}

/* Sidebar Navigation */
.sidebar {
  background: var(--panel-bg);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px;
}

.logo {
  font-size: 24px;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 48px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.nav-group {
  margin-bottom: 32px;
}

.nav-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-dim);
  margin-bottom: 12px;
  display: block;
}

.nav-item {
  display: flex;
  align-items: center;
  padding: 12px;
  border-radius: 4px;
  color: var(--text-dim);
  margin-bottom: 4px;
  font-size: 14px;
}

.nav-item:hover, .nav-item.active {
  background: var(--glass);
  color: var(--accent);
}

/* Main Content Area */
.main-viewport {
  overflow-y: auto;
  position: relative;
  background-image: 
    radial-gradient(circle at 2px 2px, rgba(255,255,255,0.05) 1px, transparent 0);
  background-size: 40px 40px;
}

.header {
  padding: 24px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.hero-visual {
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

/* Cards & Components */
.card {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.card-title {
  font-size: 12px;
  color: var(--text-dim);
}

.vxd-display {
  font-family: var(--font-mono);
  font-size: 48px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
  text-shadow: 0 0 20px rgba(0, 240, 255, 0.3);
}

.vxd-chart {
  height: 200px;
  width: 100%;
  background: linear-gradient(transparent 90%, var(--accent) 100%);
  position: relative;
  margin-top: 20px;
  border-bottom: 2px solid var(--accent);
}

/* Right Detail Panel */
.detail-panel {
  background: var(--panel-bg);
  border-left: 1px solid var(--border);
  padding: 24px;
  overflow-y: auto;
}

.node-list {
  list-style: none;
}

.node-item {
  padding: 16px;
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.status-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 10px;
  font-family: var(--font-mono);
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent);
}

/* Buttons */
.btn {
  padding: 10px 20px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
}

.btn:hover {
  background: var(--accent);
  color: var(--bg);
}

.btn-primary {
  background: var(--accent);
  color: var(--bg);
}

.placeholder-icon {
  width: 20px;
  height: 20px;
  background: var(--text-dim);
  opacity: 0.2;
  border-radius: 3px;
  margin-right: 12px;
}

/* Data Table */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 24px;
}

.data-table th {
  text-align: left;
  padding: 12px;
  border-bottom: 2px solid var(--border);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
}

.data-table td {
  padding: 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

/* Glitch Effect */
.glitch-text {
  position: relative;
}

.glitch-text::after {
  content: attr(data-text);
  position: absolute;
  left: 2px;
  text-shadow: -1px 0 red;
  top: 0;
  color: var(--text-main);
  background: var(--bg);
  overflow: hidden;
  clip: rect(0, 900px, 0, 0);
  animation: noise-anim 2s infinite linear alternate-reverse;
}

@keyframes noise-anim {
  0% { clip: rect(24px, 9999px, 31px, 0); }
  20% { clip: rect(65px, 9999px, 81px, 0); }
  40% { clip: rect(10px, 9999px, 47px, 0); }
  60% { clip: rect(51px, 9999px, 78px, 0); }
  80% { clip: rect(93px, 9999px, 18px, 0); }
  100% { clip: rect(32px, 9999px, 5px, 0); }
}