/* ===== RESET & VARIABLES ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg-deep: #020810;
  --bg-dark: #060d1a;
  --bg-panel: #0a1428;
  --bg-card: #0d1e38;
  --bg-hover: #112244;
  --border: #1a3060;
  --border-bright: #2244aa;
  --text-primary: #cce4ff;
  --text-secondary: #6688aa;
  --text-dim: #334466;
  --accent-blue: #00aaff;
  --accent-cyan: #00d4ff;
  --accent-green: #00ff88;
  --accent-yellow: #ffcc00;
  --accent-red: #ff4444;
  --accent-purple: #8866ff;
  --glow-blue: 0 0 20px rgba(0,170,255,0.3);
  --glow-green: 0 0 20px rgba(0,255,136,0.3);
  --font-mono: 'Share Tech Mono', monospace;
  --font-ui: 'Rajdhani', sans-serif;
  --font-display: 'Orbitron', sans-serif;
}

html, body {
  height: 100%;
  overflow: hidden;
  background: var(--bg-deep);
  color: var(--text-primary);
  font-family: var(--font-ui);
  font-size: 14px;
}

/* ===== SCANLINE OVERLAY ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 170, 255, 0.015) 2px,
    rgba(0, 170, 255, 0.015) 4px
  );
  pointer-events: none;
  z-index: 9999;
}

/* ===== HEADER ===== */
.app-header {
  height: 52px;
  background: linear-gradient(90deg, #020c1e 0%, #041020 50%, #020c1e 100%);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 24px;
  position: relative;
  z-index: 100;
  box-shadow: 0 2px 20px rgba(0,0,0,0.5);
}

.app-header::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-blue), var(--accent-cyan), var(--accent-blue), transparent);
}

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

.brand-icon {
  font-size: 22px;
  color: var(--accent-cyan);
  filter: drop-shadow(0 0 8px var(--accent-cyan));
  animation: pulse 3s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.6; }
}

.brand-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 4px;
}

.brand-name .accent { color: var(--accent-cyan); }

.brand-sub {
  font-size: 10px;
  color: var(--text-secondary);
  letter-spacing: 2px;
  font-family: var(--font-mono);
  border-left: 1px solid var(--border);
  padding-left: 10px;
}

.header-controls {
  margin-left: auto;
  display: flex;
  gap: 8px;
}

.btn-header {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  padding: 6px 14px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.2s;
  clip-path: polygon(4px 0%, 100% 0%, calc(100% - 4px) 100%, 0% 100%);
}

.btn-header:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  box-shadow: var(--glow-blue);
}

.btn-header.accent-btn {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

.btn-header.accent-btn:hover {
  background: rgba(0, 255, 136, 0.1);
  box-shadow: var(--glow-green);
}

.header-status {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-dim);
}

.status-dot.active {
  background: var(--accent-green);
  box-shadow: 0 0 10px var(--accent-green);
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.status-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-green);
  letter-spacing: 2px;
}

/* ===== LAYOUT ===== */
.app-layout {
  display: flex;
  height: calc(100vh - 52px);
  overflow: hidden;
}

/* ===== SIDEBAR ===== */
.sidebar {
  width: 200px;
  min-width: 200px;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
}

.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: var(--bg-dark); }
.sidebar::-webkit-scrollbar-thumb { background: var(--border-bright); border-radius: 2px; }

.sidebar-header {
  padding: 14px 16px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.2);
}

.component-group { padding: 8px 0; }

.group-label {
  padding: 6px 16px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-dim);
}

.component-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 12px;
  cursor: grab;
  transition: all 0.15s;
  border-left: 2px solid transparent;
  user-select: none;
}

.component-item:hover {
  background: var(--bg-hover);
  border-left-color: var(--accent-blue);
}

.component-item:active { cursor: grabbing; }

.comp-icon {
  width: 48px;
  height: 32px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.comp-icon svg { width: 100%; height: 100%; }

.comp-info {
  display: flex;
  flex-direction: column;
  gap: 1px;
  overflow: hidden;
}

.comp-name {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.comp-model {
  font-size: 9px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-footer {
  margin-top: auto;
  padding: 12px;
  border-top: 1px solid var(--border);
}

.hint-text {
  font-size: 9px;
  color: var(--text-dim);
  font-family: var(--font-mono);
  padding: 2px 0;
  letter-spacing: 0.5px;
}

/* ===== CANVAS ===== */
.canvas-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
}

.canvas-toolbar {
  height: 40px;
  background: var(--bg-dark);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 4px;
}

.tool-btn {
  width: 30px;
  height: 28px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.tool-btn svg { width: 16px; height: 16px; }

.tool-btn:hover {
  border-color: var(--border-bright);
  color: var(--accent-blue);
}

.tool-btn.active {
  background: rgba(0,170,255,0.15);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

.tool-btn.danger.active {
  background: rgba(255,68,68,0.15);
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.tool-divider {
  width: 1px;
  height: 20px;
  background: var(--border);
  margin: 0 4px;
}

.zoom-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  padding-left: 8px;
  min-width: 40px;
}

.canvas-container {
  flex: 1;
  position: relative;
  overflow: hidden;
  background: var(--bg-deep);
}

/* Grid pattern */
.canvas-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,170,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,170,255,0.04) 1px, transparent 1px),
    linear-gradient(rgba(0,170,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,170,255,0.015) 1px, transparent 1px);
  background-size: 100px 100px, 100px 100px, 20px 20px, 20px 20px;
  transform-origin: 0 0;
  min-width: 3000px;
  min-height: 3000px;
}

#connectionCanvas {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 5;
}

.drop-hint {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  pointer-events: none;
  opacity: 0.3;
  transition: opacity 0.3s;
}

.drop-hint-icon {
  font-size: 64px;
  color: var(--accent-blue);
  display: block;
  margin-bottom: 12px;
}

.drop-hint-text {
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 4px;
  color: var(--accent-blue);
  margin-bottom: 6px;
}

.drop-hint-sub {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 2px;
}

/* ===== DEVICE NODES ON CANVAS ===== */
.device-node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  transition: filter 0.15s;
  z-index: 10;
}

.device-node:hover .device-body { filter: brightness(1.3); }
.device-node.selected .device-body { outline: 2px solid var(--accent-cyan); filter: brightness(1.4); }
.device-node.selected::before {
  content: '';
  position: absolute;
  inset: -6px;
  border: 1px dashed var(--accent-cyan);
  border-radius: 4px;
  opacity: 0.6;
}

.device-body {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px;
  transition: all 0.15s;
}

.device-body svg { display: block; }

.device-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  text-align: center;
  max-width: 100px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.device-status-led {
  position: absolute;
  top: 4px;
  right: 4px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 6px var(--accent-green);
}

.device-status-led.off {
  background: var(--text-dim);
  box-shadow: none;
}

.port-handle {
  position: absolute;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 2px solid var(--border-bright);
  cursor: crosshair;
  transition: all 0.15s;
  z-index: 20;
}

.port-handle:hover {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  transform: scale(1.3);
}

.port-handle.connecting {
  background: var(--accent-yellow);
  border-color: var(--accent-yellow);
  box-shadow: 0 0 10px var(--accent-yellow);
  animation: portPulse 0.8s ease-in-out infinite;
}

@keyframes portPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.4); }
}

/* ===== INSPECTOR PANEL ===== */
.inspector-panel {
  width: 0;
  min-width: 0;
  background: var(--bg-panel);
  border-left: 1px solid var(--border);
  overflow: hidden;
  transition: width 0.3s ease, min-width 0.3s ease;
  display: flex;
  flex-direction: column;
}

.inspector-panel.open {
  width: 280px;
  min-width: 280px;
}

.inspector-header {
  padding: 14px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.inspector-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 14px;
  transition: color 0.15s;
}

.inspector-close:hover { color: var(--accent-red); }

.inspector-content {
  flex: 1;
  overflow-y: auto;
  padding: 16px;
}

.inspector-content::-webkit-scrollbar { width: 4px; }
.inspector-content::-webkit-scrollbar-thumb { background: var(--border-bright); }

.inspector-placeholder {
  color: var(--text-dim);
  font-size: 12px;
  font-family: var(--font-mono);
  text-align: center;
  padding: 20px 0;
}

/* Inspector fields */
.inspector-section {
  margin-bottom: 16px;
}

.inspector-section-title {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-secondary);
  margin-bottom: 8px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.field-group { margin-bottom: 10px; }

.field-label {
  display: block;
  font-size: 10px;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.field-input {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
  transition: border-color 0.15s;
}

.field-input:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 2px rgba(0,170,255,0.1);
}

.field-select {
  width: 100%;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
}

.field-select option { background: var(--bg-dark); }

.btn-apply {
  width: 100%;
  background: rgba(0,170,255,0.1);
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
  padding: 8px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.2s;
  margin-top: 6px;
}

.btn-apply:hover {
  background: rgba(0,170,255,0.2);
  box-shadow: var(--glow-blue);
}

.btn-danger {
  background: rgba(255,68,68,0.1);
  border: 1px solid var(--accent-red);
  color: var(--accent-red);
}

.btn-danger:hover {
  background: rgba(255,68,68,0.2);
  box-shadow: 0 0 15px rgba(255,68,68,0.3);
}

/* Interface badges */
.interface-list { display: flex; flex-direction: column; gap: 4px; }

.interface-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 8px;
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: 2px;
}

.iface-led {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.iface-led.up { background: var(--accent-green); box-shadow: 0 0 5px var(--accent-green); }
.iface-led.down { background: var(--accent-red); }
.iface-led.admin-down { background: var(--text-dim); }

.iface-name {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-primary);
  flex: 1;
}

.iface-status {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-secondary);
}

/* ===== MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: all;
}

.device-modal {
  background: var(--bg-panel);
  border: 1px solid var(--border-bright);
  width: 720px;
  max-width: 95vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  box-shadow: 0 0 60px rgba(0,170,255,0.2), 0 0 120px rgba(0,0,0,0.8);
  animation: modalIn 0.2s ease-out;
}

@keyframes modalIn {
  from { transform: scale(0.96) translateY(-10px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.2);
}

.modal-title-group {
  display: flex;
  align-items: center;
  gap: 14px;
}

.modal-device-icon {
  font-size: 28px;
  filter: drop-shadow(0 0 8px var(--accent-blue));
}

.modal-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 2px;
}

.modal-subtitle {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--accent-cyan);
  margin-top: 2px;
}

.modal-close {
  background: none;
  border: 1px solid transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 16px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s;
}

.modal-close:hover {
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.modal-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.2);
}

.tab-btn {
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 10px 20px;
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 2px;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.15s;
}

.tab-btn:hover { color: var(--text-primary); }

.tab-btn.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
}

.modal-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
}

.modal-body::-webkit-scrollbar { width: 4px; }
.modal-body::-webkit-scrollbar-thumb { background: var(--border-bright); }

/* ===== DEVICE VISUAL VIEWS ===== */
.device-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.device-3d-view {
  background: linear-gradient(135deg, #020810 0%, #0a1428 100%);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 160px;
  position: relative;
  overflow: hidden;
}

.device-3d-view::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 0%, rgba(0,170,255,0.06) 0%, transparent 70%);
}

/* Router chassis */
.router-chassis {
  width: 520px;
  max-width: 100%;
  background: linear-gradient(180deg, #1e2a3a 0%, #0f1a2a 50%, #0a1220 100%);
  border: 1px solid #2a4060;
  border-radius: 4px;
  padding: 12px;
  position: relative;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5), inset 0 1px 0 rgba(255,255,255,0.05);
}

.chassis-top-strip {
  height: 6px;
  background: linear-gradient(90deg, #0d1f35 0%, #1a3050 50%, #0d1f35 100%);
  border-radius: 2px;
  margin-bottom: 8px;
  border: 1px solid #1a3050;
}

.chassis-ports-row {
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
  padding: 6px 4px;
}

.chassis-port {
  position: relative;
  cursor: pointer;
  transition: all 0.15s;
}

.chassis-port:hover .port-body { border-color: var(--accent-cyan); box-shadow: 0 0 8px var(--accent-cyan); }

.port-body {
  width: 24px;
  height: 18px;
  background: #020810;
  border: 1px solid #1a3050;
  border-radius: 2px;
  position: relative;
  transition: all 0.15s;
}

.port-led {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
}

.port-led.green { background: var(--accent-green); box-shadow: 0 0 4px var(--accent-green); }
.port-led.amber { background: var(--accent-yellow); box-shadow: 0 0 4px var(--accent-yellow); }
.port-led.off { background: #1a2a1a; }

.port-label {
  position: absolute;
  bottom: -14px;
  left: 50%;
  transform: translateX(-50%);
  font-size: 7px;
  font-family: var(--font-mono);
  color: var(--text-dim);
  white-space: nowrap;
}

.chassis-controls {
  display: flex;
  gap: 8px;
  align-items: center;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid #0d1f35;
}

.chassis-display {
  flex: 1;
  background: #000a05;
  border: 1px solid #0d2a1a;
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 9px;
  color: #00cc44;
  min-height: 24px;
  text-shadow: 0 0 4px #00cc44;
  letter-spacing: 1px;
}

.chassis-btn {
  width: 20px;
  height: 20px;
  background: #0d1f35;
  border: 1px solid #2a4060;
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  color: var(--text-secondary);
  transition: all 0.15s;
}

.chassis-btn:hover {
  background: #1a3050;
  color: var(--accent-blue);
  border-color: var(--accent-blue);
}

/* Switch chassis */
.switch-chassis {
  width: 520px;
  max-width: 100%;
  background: linear-gradient(180deg, #1a2a1a 0%, #0d1a0d 50%, #081008 100%);
  border: 1px solid #2a4a2a;
  border-radius: 3px;
  padding: 8px 10px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.switch-ports-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 4px;
  margin-bottom: 6px;
}

.switch-port {
  cursor: pointer;
  transition: all 0.15s;
}

.switch-port-body {
  width: 100%;
  aspect-ratio: 0.7;
  background: #020810;
  border: 1px solid #1a3a1a;
  border-radius: 1px;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1px;
}

.switch-port:hover .switch-port-body {
  border-color: var(--accent-green);
  box-shadow: 0 0 5px var(--accent-green);
}

.switch-port-led-top, .switch-port-led-bot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
}

.switch-port-led-top.on { background: var(--accent-green); box-shadow: 0 0 3px var(--accent-green); }
.switch-port-led-top.amber { background: var(--accent-yellow); box-shadow: 0 0 3px var(--accent-yellow); }
.switch-port-led-top.off { background: #0d1a0d; }
.switch-port-led-bot { background: #0d1a0d; }

.switch-uplink-group {
  display: flex;
  gap: 5px;
  align-items: center;
}

/* ===== CONFIG FORMS ===== */
.config-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.config-section {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  padding: 14px;
  border-radius: 2px;
}

.config-section.full { grid-column: 1 / -1; }

.config-section-title {
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border);
}

.config-field { margin-bottom: 10px; }

.config-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.config-input {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 6px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
  transition: border-color 0.15s;
}

.config-input:focus { border-color: var(--accent-blue); }

.config-select {
  width: 100%;
  background: var(--bg-deep);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 6px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
  cursor: pointer;
  appearance: none;
}

.config-select option { background: var(--bg-deep); }

.config-checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 0;
}

.config-checkbox-row label {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  cursor: pointer;
}

.config-btn-row {
  display: flex;
  gap: 8px;
  margin-top: 14px;
}

.config-btn {
  flex: 1;
  padding: 8px;
  font-family: var(--font-display);
  font-size: 9px;
  letter-spacing: 2px;
  cursor: pointer;
  transition: all 0.2s;
  border-radius: 2px;
}

.config-btn.primary {
  background: rgba(0,170,255,0.1);
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
}

.config-btn.primary:hover { background: rgba(0,170,255,0.2); }

.config-btn.success {
  background: rgba(0,255,136,0.1);
  border: 1px solid var(--accent-green);
  color: var(--accent-green);
}

.config-btn.success:hover { background: rgba(0,255,136,0.2); }

/* ===== TERMINAL ===== */
.terminal-wrapper {
  background: #000a05;
  border: 1px solid #0d2a1a;
  border-radius: 2px;
  overflow: hidden;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  background: #020d08;
  border-bottom: 1px solid #0d2a1a;
}

.terminal-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.terminal-title {
  font-family: var(--font-mono);
  font-size: 10px;
  color: #00aa44;
  letter-spacing: 2px;
  margin-left: 4px;
}

.terminal-output {
  height: 300px;
  overflow-y: auto;
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 11px;
  line-height: 1.6;
  color: #00cc66;
}

.terminal-output::-webkit-scrollbar { width: 4px; }
.terminal-output::-webkit-scrollbar-thumb { background: #0d2a1a; }

.terminal-line { display: block; white-space: pre; }
.terminal-line.cmd { color: #00ffaa; }
.terminal-line.info { color: #66ccff; }
.terminal-line.warn { color: #ffcc00; }
.terminal-line.error { color: #ff4444; }
.terminal-line.muted { color: #336633; }

.terminal-input-row {
  display: flex;
  align-items: center;
  padding: 8px 12px;
  border-top: 1px solid #0d2a1a;
  background: #020d08;
  gap: 6px;
}

.terminal-prompt {
  font-family: var(--font-mono);
  font-size: 11px;
  color: #00ffaa;
  white-space: nowrap;
}

.terminal-input {
  flex: 1;
  background: none;
  border: none;
  color: #00ffaa;
  font-family: var(--font-mono);
  font-size: 11px;
  outline: none;
  caret-color: #00ffaa;
}

/* ===== CONNECTIONS (SVG) ===== */
.connection-line {
  stroke: var(--accent-blue);
  stroke-width: 2;
  fill: none;
  stroke-dasharray: none;
  opacity: 0.7;
  filter: drop-shadow(0 0 3px rgba(0,170,255,0.5));
  transition: all 0.2s;
}

.connection-line:hover {
  stroke: var(--accent-cyan);
  stroke-width: 3;
  opacity: 1;
}

.connection-line.active {
  stroke: var(--accent-green);
  filter: drop-shadow(0 0 5px rgba(0,255,136,0.6));
}

.connection-line.temp {
  stroke: var(--accent-yellow);
  stroke-dasharray: 6,4;
  opacity: 0.8;
  animation: dash 1s linear infinite;
}

@keyframes dash {
  to { stroke-dashoffset: -20; }
}

/* ===== NOTIFICATION ===== */
.notification {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg-panel);
  border: 1px solid var(--border-bright);
  border-left: 3px solid var(--accent-blue);
  padding: 10px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  z-index: 9000;
  transform: translateX(120%);
  transition: transform 0.3s ease;
  max-width: 300px;
  box-shadow: var(--glow-blue);
}

.notification.show { transform: translateX(0); }
.notification.success { border-left-color: var(--accent-green); }
.notification.error { border-left-color: var(--accent-red); }
.notification.warn { border-left-color: var(--accent-yellow); }

/* ===== CONTEXT MENU ===== */
.ctx-menu {
  position: fixed;
  background: var(--bg-panel);
  border: 1px solid var(--border-bright);
  z-index: 5000;
  min-width: 160px;
  box-shadow: 0 8px 30px rgba(0,0,0,0.6);
  animation: ctxIn 0.1s ease-out;
}

@keyframes ctxIn {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.ctx-item {
  padding: 8px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  cursor: pointer;
  transition: all 0.1s;
  display: flex;
  align-items: center;
  gap: 8px;
}

.ctx-item:hover { background: var(--bg-hover); color: var(--accent-blue); }
.ctx-item.danger:hover { color: var(--accent-red); }

.ctx-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

/* ===== INTERFACES TABLE ===== */
.iface-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 11px;
}

.iface-table th {
  text-align: left;
  padding: 6px 10px;
  background: rgba(0,0,0,0.3);
  color: var(--text-secondary);
  font-size: 9px;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--border);
}

.iface-table td {
  padding: 6px 10px;
  border-bottom: 1px solid rgba(26,48,96,0.4);
  color: var(--text-primary);
}

.iface-table tr:hover td { background: rgba(0,170,255,0.03); }

.badge {
  display: inline-block;
  padding: 2px 6px;
  font-size: 9px;
  border-radius: 2px;
  font-family: var(--font-mono);
}

.badge.up { background: rgba(0,255,136,0.15); color: var(--accent-green); border: 1px solid rgba(0,255,136,0.3); }
.badge.down { background: rgba(255,68,68,0.15); color: var(--accent-red); border: 1px solid rgba(255,68,68,0.3); }
.badge.admin-down { background: rgba(100,100,100,0.15); color: var(--text-secondary); border: 1px solid var(--border); }

/* Animations */
.device-node { animation: nodeIn 0.2s ease-out; }
@keyframes nodeIn {
  from { transform: scale(0.5); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

/* Packet animation */
.packet {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  pointer-events: none;
  z-index: 15;
  transform: translate(-50%, -50%);
}