/* ── NAV.CSS ── */
.nav {
  height: var(--mobile-nav-h);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  flex-shrink: 0;
  position: relative;
  z-index: 100;
}

.nav::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--purple), transparent);
  opacity: 0.4;
}

.nav-left {
  display: flex;
  align-items: center;
  gap: 20px;
  min-width: 0;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  flex-shrink: 0;
}

.logo-icon {
  width: 30px; height: 30px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  color: #000;
  letter-spacing: -0.5px;
}

.logo-text {
  font-size: 15px;
  font-weight: 700;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: 0.5px;
}

/* Nav tabs (hidden on mobile) */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-tab {
  padding: 5px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.nav-tab:hover { color: var(--text-primary); background: var(--bg-hover); }
.nav-tab.active { color: var(--accent); background: var(--accent-glow); }

.nav-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.network-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  font-size: 11px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-secondary);
  white-space: nowrap;
}

.network-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

/* Wallet button */
.wallet-btn {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  background: linear-gradient(135deg, var(--accent-glow), rgba(168,85,247,0.1));
  border: 1px solid var(--accent);
  border-radius: 8px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 600;
  font-family: 'JetBrains Mono', monospace;
  cursor: pointer;
  transition: all 0.25s;
  position: relative;
  overflow: hidden;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.wallet-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  opacity: 0;
  transition: opacity 0.25s;
}

.wallet-btn:hover::before { opacity: 0.15; }
.wallet-btn:hover {
  box-shadow: 0 0 20px rgba(0,212,255,0.25);
  transform: translateY(-1px);
}

.wallet-btn span { position: relative; z-index: 1; }
.wallet-icon { width:16px; height:16px; position:relative; z-index:1; flex-shrink:0; }

.wallet-btn.connected {
  border-color: var(--green);
  color: var(--green);
  background: rgba(0,255,136,0.08);
}

/* Mobile hamburger */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 36px; height: 36px;
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  padding: 0;
}

.mobile-menu-btn span {
  display: block;
  width: 16px; height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: all 0.2s;
}

/* Status bar */
.status-bar {
  height: 22px;
  background: linear-gradient(90deg, #001a2e, #0a0c10);
  border-top: 1px solid rgba(0,212,255,0.2);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 16px;
  flex-shrink: 0;
  overflow: hidden;
}

.status-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-muted);
  white-space: nowrap;
}

.status-item .dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 4px var(--accent);
}

.status-item .dot.green {
  background: var(--green);
  box-shadow: 0 0 4px var(--green);
}

.status-spacer { flex: 1; }

/* Mobile bottom nav */
.mobile-bottom-nav {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  height: var(--bottom-nav-h);
  background: var(--bg-panel);
  border-top: 1px solid var(--border);
  z-index: 100;
  padding: 0 8px;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

.mob-nav-btn {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 10px;
  font-family: 'JetBrains Mono', monospace;
  cursor: pointer;
  padding: 8px 4px;
  border-radius: 8px;
  transition: all 0.2s;
}

.mob-nav-btn.active { color: var(--accent); }
.mob-nav-btn:hover { color: var(--text-secondary); }