:root {
  --bg-main: #0c0f17;
  --bg-card: #151a26;
  --bg-card-sub: #1e2536;
  --border: #2a3449;
  --accent: #f7931a; /* Bitcoin Orange */
  --accent-hover: #ffaa3b;
  --text-main: #f0f4fc;
  --text-muted: #8b9bb4;
  --success: #10b981;
  --cyan: #06b6d4;
  --purple: #a855f7;
}

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

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  line-height: 1.5;
  padding: 24px;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 16px;
}

.logo-area {
  display: flex;
  align-items: center;
  gap: 14px;
}

.logo-icon {
  font-size: 2.2rem;
  background: var(--bg-card);
  padding: 10px;
  border-radius: 12px;
  border: 1px solid var(--border);
}

h1 {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #fff;
}

.subtitle {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.header-badges {
  display: flex;
  gap: 10px;
  align-items: center;
}

.badge {
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  color: var(--success);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-node {
  background: rgba(247, 147, 26, 0.15);
  color: var(--accent);
  border: 1px solid rgba(247, 147, 26, 0.3);
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 8px var(--success);
  animation: pulse-animation 2s infinite;
}

@keyframes pulse-animation {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.2); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

/* Connection Grid */
.connection-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.conn-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.conn-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.conn-tag {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.tag-tls { color: var(--cyan); }
.tag-tcp { color: var(--accent); }
.tag-creds { color: var(--purple); }

.conn-card code {
  font-family: 'JetBrains Mono', monospace;
  background: var(--bg-main);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.9rem;
  border: 1px solid rgba(255, 255, 255, 0.05);
  word-break: break-all;
}

.conn-card small {
  color: var(--text-muted);
  font-size: 0.78rem;
}

.copy-btn {
  background: var(--bg-card-sub);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: background 0.2s;
}

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

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}

.stat-title {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 8px;
}

.stat-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.8rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 4px;
}

.stat-sub {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.text-accent { color: var(--accent) !important; }

/* Cards & Tables */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 24px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}

.card-header h2 {
  font-size: 1.2rem;
  font-weight: 700;
}

.search-box {
  display: flex;
  gap: 8px;
  flex: 1;
  max-width: 500px;
}

.search-box input {
  flex: 1;
  background: var(--bg-main);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: 8px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88rem;
}

.search-box input:focus {
  outline: none;
  border-color: var(--accent);
}

.search-box button, .refresh-btn {
  background: var(--accent);
  color: #000;
  border: none;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: opacity 0.2s;
}

.search-box button:hover, .refresh-btn:hover {
  opacity: 0.9;
}

.table-responsive {
  overflow-x: auto;
}

.table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.table th {
  color: var(--text-muted);
  font-weight: 600;
  padding: 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.8rem;
  text-transform: uppercase;
}

.table td {
  padding: 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  font-family: 'JetBrains Mono', monospace;
}

.table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.text-center { text-align: center; }
.text-muted { color: var(--text-muted); }

/* Footer */
.footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.82rem;
  padding-top: 16px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
  gap: 12px;
}

.footer a {
  color: var(--accent);
  text-decoration: none;
}

.footer-links {
  display: flex;
  gap: 10px;
}