:root {
  --primary: #C8102E;
  --primary-dark: #9A0C23;
  --primary-light: #E85A73;
  --primary-bg: #FFF0F2;
  --secondary: #8C8C8C;
  --secondary-dark: #5A5A5A;
  --secondary-light: #BDBDBD;
  --secondary-bg: #F5F5F5;
  --cs-color: #2196F3;
  --cs-bg: #E3F2FD;
  --noc-color: #2E7D32;
  --noc-bg: #E8F5E9;
  --field-color: #E65100;
  --field-bg: #FFF3E0;
  --network-color: #6A1B9A;
  --network-bg: #F3E5F5;
  --success: #2E7D32;
  --warning: #E65100;
  --danger: #C62828;
  --info: #1565C0;
  --dark: #263238;
  --text-primary: #263238;
  --text-secondary: #607D8B;
  --text-muted: #90A4AE;
  --border: #E0E0E0;
  --border-light: #F0F0F0;
  --bg-main: #F5F7FA;
  --bg-card: #FFFFFF;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --shadow-primary: 0 4px 14px rgba(200,16,46,0.25);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --font-sans: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Consolas', 'Courier New', monospace;
  --p1: #C62828;
  --p2: #E65100;
  --p3: #F9A825;
  --p4: #2E7D32;
}

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

body {
  font-family: var(--font-sans);
  background: var(--bg-main);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: all 0.2s;
}

a:hover {
  color: var(--primary-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}

.btn-primary {
  background: var(--primary);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: var(--shadow-primary);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--secondary);
  color: white;
}

.btn-secondary:hover {
  background: var(--secondary-dark);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--primary);
}

.btn-outline:hover {
  background: var(--primary-bg);
}

.btn-success {
  background: var(--success);
  color: white;
}

.btn-success:hover {
  background: #1B5E20;
}

.btn-warning {
  background: var(--warning);
  color: white;
}

.btn-danger {
  background: var(--danger);
  color: white;
}

.btn-sm {
  padding: 5px 10px;
  font-size: 12px;
}

.btn-lg {
  padding: 12px 24px;
  font-size: 15px;
}

.card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-light);
}

.card-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.card-title {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
}

.card-body {
  padding: 20px;
}

.badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.badge-p1 { background: var(--p1); color: white; }
.badge-p2 { background: var(--p2); color: white; }
.badge-p3 { background: var(--p3); color: var(--dark); }
.badge-p4 { background: var(--p4); color: white; }
.badge-success { background: var(--success); color: white; }
.badge-warning { background: var(--warning); color: white; }
.badge-danger { background: var(--danger); color: white; }
.badge-info { background: var(--info); color: white; }
.badge-muted { background: var(--secondary-bg); color: var(--text-secondary); }
.badge-cs { background: var(--cs-color); color: white; }
.badge-noc { background: var(--noc-color); color: white; }
.badge-field { background: var(--field-color); color: white; }
.badge-network { background: var(--network-color); color: white; }

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  font-size: 13px;
}

th {
  background: var(--secondary-bg);
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

tbody tr:hover {
  background: var(--primary-bg);
  cursor: pointer;
}

.form-group {
  margin-bottom: 16px;
}

.form-label {
  display: block;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-secondary);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.form-control {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-family: var(--font-sans);
  transition: all 0.2s;
  background: white;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(200,16,46,0.1);
}

.form-select {
  width: 100%;
  padding: 9px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  background: white;
  cursor: pointer;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  padding: 18px;
  border-left: 4px solid var(--primary);
  box-shadow: var(--shadow-sm);
  transition: all 0.2s;
}

.stat-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.stat-card.cs { border-left-color: var(--cs-color); }
.stat-card.noc { border-left-color: var(--noc-color); }
.stat-card.field { border-left-color: var(--field-color); }
.stat-card.network { border-left-color: var(--network-color); }
.stat-card.success { border-left-color: var(--success); }
.stat-card.warning { border-left-color: var(--warning); }
.stat-card.danger { border-left-color: var(--danger); }

.stat-value {
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 12px;
  color: var(--text-secondary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.stat-icon {
  float: right;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  opacity: 0.9;
}

.stat-card .stat-icon { background: var(--primary-bg); color: var(--primary); }
.stat-card.cs .stat-icon { background: var(--cs-bg); color: var(--cs-color); }
.stat-card.noc .stat-icon { background: var(--noc-bg); color: var(--noc-color); }
.stat-card.field .stat-icon { background: var(--field-bg); color: var(--field-color); }
.stat-card.network .stat-icon { background: var(--network-bg); color: var(--network-color); }
.stat-card.success .stat-icon { background: var(--noc-bg); color: var(--success); }
.stat-card.warning .stat-icon { background: var(--field-bg); color: var(--warning); }
.stat-card.danger .stat-icon { background: var(--primary-bg); color: var(--danger); }

.timeline {
  position: relative;
  padding-left: 30px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border);
}

.timeline-item {
  position: relative;
  padding-bottom: 24px;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -24px;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: white;
  border: 3px solid var(--primary);
  z-index: 1;
}

.timeline-item.done::before { background: var(--success); border-color: var(--success); }
.timeline-item.active::before { background: var(--primary); box-shadow: 0 0 0 4px var(--primary-bg); }
.timeline-item.pending::before { background: var(--border-light); border-color: var(--secondary-light); }

.timeline-time {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 600;
}

.timeline-title {
  font-size: 13px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 2px 0;
}

.timeline-desc {
  font-size: 12px;
  color: var(--text-secondary);
}

.progress {
  width: 100%;
  height: 8px;
  background: var(--secondary-bg);
  border-radius: 10px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: 10px;
  transition: width 0.5s;
}

.progress-bar.success { background: linear-gradient(90deg, #2E7D32, #66BB6A); }
.progress-bar.warning { background: linear-gradient(90deg, #E65100, #FFA726); }
.progress-bar.info { background: linear-gradient(90deg, #1565C0, #42A5F5); }
.progress-bar.network { background: linear-gradient(90deg, #6A1B9A, #AB47BC); }

.tabs {
  display: flex;
  border-bottom: 2px solid var(--border-light);
  gap: 4px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.tab-item {
  padding: 10px 18px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
}

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

.tab-item.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

.role-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}

.role-tag.cs { background: var(--cs-bg); color: var(--cs-color); }
.role-tag.noc { background: var(--noc-bg); color: var(--noc-color); }
.role-tag.field { background: var(--field-bg); color: var(--field-color); }
.role-tag.network { background: var(--network-bg); color: var(--network-color); }

.flow-step {
  display: flex;
  align-items: stretch;
  gap: 0;
  padding: 10px 0;
  flex-wrap: wrap;
}

.flow-node {
  flex: 1;
  padding: 12px 16px;
  text-align: center;
  border-radius: var(--radius-md);
  position: relative;
  min-width: 140px;
}

.flow-node.cs { background: var(--cs-bg); border: 2px solid var(--cs-color); }
.flow-node.noc { background: var(--noc-bg); border: 2px solid var(--noc-color); }
.flow-node.field { background: var(--field-bg); border: 2px solid var(--field-color); }
.flow-node.network { background: var(--network-bg); border: 2px solid var(--network-color); }
.flow-node.done { background: var(--noc-bg); border: 2px solid var(--noc-color); }
.flow-node.active {
  animation: pulseNode 1.5s infinite;
  background: var(--primary-bg) !important;
  border-color: var(--primary) !important;
}

@keyframes pulseNode {
  0%, 100% { box-shadow: 0 0 0 0 rgba(200,16,46,0.4); }
  50% { box-shadow: 0 0 0 10px rgba(200,16,46,0); }
}

.flow-node-title {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.flow-node-label {
  font-size: 12px;
  font-weight: 700;
  margin-top: 4px;
}

.flow-node-desc {
  font-size: 11px;
  opacity: 0.8;
  margin-top: 2px;
}

.flow-arrow {
  padding: 0 8px;
  color: var(--secondary-light);
  font-weight: 700;
  display: flex;
  align-items: center;
  font-size: 18px;
}

.kpi-card {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: var(--shadow-primary);
}

.kpi-value {
  font-size: 32px;
  font-weight: 800;
  margin-bottom: 4px;
}

.kpi-label {
  font-size: 12px;
  opacity: 0.9;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.kpi-target {
  font-size: 11px;
  opacity: 0.75;
  margin-top: 6px;
}

.dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}

.dot.success { background: var(--success); }
.dot.warning { background: var(--warning); }
.dot.danger { background: var(--danger); }
.dot.info { background: var(--info); }
.dot.offline { background: var(--secondary-light); }

.pulse-dot {
  position: relative;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: inherit;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  100% { transform: scale(2.5); opacity: 0; }
}

.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: all 0.2s;
}

.modal.show {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background: white;
  border-radius: var(--radius-lg);
  max-width: 700px;
  width: 90%;
  max-height: 85vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform 0.2s;
}

.modal.show .modal-content {
  transform: scale(1);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  background: white;
  z-index: 1;
}

.modal-body {
  padding: 20px;
}

.modal-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border-light);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  position: sticky;
  bottom: 0;
  background: white;
}

.close-btn {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--text-secondary);
  line-height: 1;
}

.flex {
  display: flex;
  align-items: center;
}

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

.gap-sm { gap: 8px; }
.gap-md { gap: 16px; }
.gap-lg { gap: 24px; }

.mb-sm { margin-bottom: 8px; }
.mb-md { margin-bottom: 16px; }
.mb-lg { margin-bottom: 24px; }

.mt-sm { margin-top: 8px; }
.mt-md { margin-top: 16px; }

.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-warning { color: var(--warning); }
.text-danger { color: var(--danger); }
.text-muted { color: var(--text-muted); }
.text-sm { font-size: 12px; }
.text-xs { font-size: 11px; }
.font-bold { font-weight: 700; }
.text-center { text-align: center; }

.hidden {
  display: none !important;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.grid-5 {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 12px;
}

@media (max-width: 1200px) {
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 992px) {
  .grid-4, .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
}