:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #1e293b;
  --bg-card-header: #334155;
  --border-color: #334155;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #38bdf8;
  --accent-hover: #0ea5e9;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex: 0 0 auto;
}

.brand h1 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.2rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  background-color: var(--border-color);
  color: var(--text-secondary);
}

.badge-success { background-color: rgba(16, 185, 129, 0.15); color: var(--success); }
.badge-warning { background-color: rgba(245, 158, 11, 0.15); color: var(--warning); }
.badge-danger { background-color: rgba(239, 68, 68, 0.15); color: var(--danger); }
.badge-accent { background-color: rgba(56, 189, 248, 0.15); color: var(--accent); }

.header-meta {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  min-width: 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.header-meta > div {
  white-space: nowrap;
}

.btn {
  background-color: var(--bg-card-header);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.8rem;
  border-radius: 0.375rem;
  font-size: 0.85rem;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  transition: background-color 0.15s;
}

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

.btn-primary {
  background-color: var(--accent);
  color: #0f172a;
  border: none;
  font-weight: 600;
}

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

/* Tabs */
nav.tabs {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 0 1.5rem;
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: thin;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  flex: 0 0 auto;
  white-space: nowrap;
}

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

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

/* Main content */
main {
  flex: 1;
  padding: 1.5rem;
  max-width: 1800px;
  width: 100%;
  margin: 0 auto;
}

.tab-pane {
  display: none;
}

.tab-pane.active {
  display: block;
}

/* Cards & Grid */
.grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  overflow: hidden;
  min-width: 0;
}

.card-header {
  background-color: rgba(51, 65, 85, 0.4);
  border-bottom: 1px solid var(--border-color);
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
}

.card-body {
  padding: 1rem;
  min-width: 0;
}

.card-body.table-scroll {
  padding: 0;
  overflow-x: auto;
}

#routeSelect {
  max-width: min(100%, 640px);
}

/* Progress bar */
.progress-container {
  margin: 1rem 0;
}

.progress-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.35rem;
  font-size: 0.85rem;
}

.progress-bar-bg {
  background-color: var(--border-color);
  height: 0.6rem;
  border-radius: 9999px;
  overflow: hidden;
}

.progress-bar-fill {
  background-color: var(--accent);
  height: 100%;
  width: 0%;
  transition: width 0.3s ease;
}

.detail-list {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.5rem 1rem;
  font-size: 0.875rem;
}

.detail-label {
  color: var(--text-secondary);
  font-weight: 500;
}

.detail-val {
  color: var(--text-primary);
  word-break: normal;
  overflow-wrap: anywhere;
  min-width: 0;
}

/* Terminal View */
.terminal-container {
  background-color: #030712;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  display: flex;
  flex-direction: column;
  height: 600px;
  min-width: 0;
}

.terminal-header {
  background-color: #111827;
  border-bottom: 1px solid #1f2937;
  padding: 0.5rem 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.8rem;
}

.terminal-content {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.45;
  white-space: pre-wrap;
  word-break: break-word;
  color: #e5e7eb;
}

.terminal-stderr {
  color: #fca5a5;
}

/* Table */
table.data-table {
  width: 100%;
  min-width: 960px;
  border-collapse: collapse;
  font-size: 0.85rem;
  text-align: left;
}

table.data-table th {
  background-color: rgba(51, 65, 85, 0.4);
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-weight: 600;
  white-space: nowrap;
}

table.data-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-primary);
  white-space: nowrap;
  vertical-align: top;
}

#activeJobsTableBody td:nth-child(2),
#routesTableBody td:nth-child(4),
#jobsTableBody td:nth-child(2),
#jobsTableBody td:nth-child(4) {
  min-width: 220px;
  white-space: normal;
  overflow-wrap: anywhere;
}

#routesTableBody td:nth-child(2) {
  min-width: 180px;
}

table.data-table tr:hover {
  background-color: rgba(51, 65, 85, 0.2);
}

/* Footer / Status bar */
footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 0.5rem 1.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

/* Login Page */
.login-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

.login-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  width: 100%;
  max-width: 400px;
  padding: 2rem;
}

.login-card h2 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  text-align: center;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.75rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 0.375rem;
  color: var(--text-primary);
  font-size: 0.9rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--accent);
}

.alert-danger {
  background-color: rgba(239, 68, 68, 0.15);
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 0.75rem;
  border-radius: 0.375rem;
  margin-bottom: 1rem;
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  header {
    align-items: flex-start;
    flex-direction: column;
    padding: 0.75rem 1rem;
  }

  .header-meta {
    width: 100%;
    justify-content: flex-start;
    gap: 0.5rem 1rem;
  }

  nav.tabs {
    padding: 0 0.75rem;
  }

  main {
    padding: 1rem;
  }

  .card-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  #routeSelect,
  #terminalJobSelect {
    width: 100% !important;
    max-width: 100%;
    min-width: 0 !important;
  }

  .terminal-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 600px) {
  .brand {
    width: 100%;
    flex-wrap: wrap;
  }

  .brand h1 {
    font-size: 1rem;
  }

  .header-meta {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: start;
  }

  .header-meta > div {
    white-space: normal;
  }

  main {
    padding: 0.75rem;
  }

  .grid {
    gap: 0.9rem;
  }

  .card-header,
  .card-body {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .detail-list {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.2rem;
  }

  .detail-label:not(:first-child) {
    margin-top: 0.55rem;
  }

  .terminal-container {
    height: min(600px, 70vh);
  }

  footer {
    padding: 0.5rem 0.75rem;
    flex-wrap: wrap;
  }
}