:root {
  font-family: system-ui, sans-serif;
  color: #1a1a1a;
  background: #f0f2f7;
}

body {
  margin: 0;
}

.muted {
  color: #555;
  font-size: 0.92rem;
}

code {
  background: #e8eaf0;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-size: 0.85em;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.75rem 1.25rem;
  background: #1e293b;
  color: #f8fafc;
}

.topbar h1 {
  margin: 0;
  font-size: 1.25rem;
}

.tabs {
  display: flex;
  gap: 0.35rem;
  flex: 1;
}

.tab {
  cursor: pointer;
  padding: 0.4rem 0.85rem;
  border-radius: 6px;
  border: 1px solid transparent;
  background: transparent;
  color: #cbd5e1;
  font-size: 0.95rem;
}

.tab:hover {
  background: rgba(255, 255, 255, 0.08);
}

.tab.active {
  background: #f8fafc;
  color: #1e293b;
}

.btn-text {
  cursor: pointer;
  border: 1px solid #64748b;
  background: transparent;
  color: #e2e8f0;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
}

.btn-text:hover {
  background: rgba(255, 255, 255, 0.08);
}

.dashboard {
  max-width: 1100px;
  margin: 0 auto;
  padding: 1.25rem;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.panel-head h2 {
  margin: 0;
}

.btn-secondary {
  cursor: pointer;
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  border: 1px solid #94a3b8;
  background: #fff;
  color: #1e293b;
  font-size: 0.9rem;
}

.btn-secondary:hover {
  background: #f1f5f9;
}

.route-link-row select {
  padding: 0.45rem 0.5rem;
  border: 1px solid #ccd;
  border-radius: 6px;
  font: inherit;
  min-width: 200px;
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin-bottom: 0.75rem;
}

@media (max-width: 640px) {
  .row {
    grid-template-columns: 1fr;
  }
}

label {
  display: flex;
  flex-direction: column;
  font-size: 0.9rem;
  gap: 0.25rem;
}

input[type="text"],
input[type="password"],
textarea {
  padding: 0.45rem 0.5rem;
  border: 1px solid #ccd;
  border-radius: 6px;
  font: inherit;
}

textarea {
  width: 100%;
  box-sizing: border-box;
}

button[type="submit"],
#add-row {
  cursor: pointer;
  padding: 0.45rem 0.75rem;
  border-radius: 6px;
  border: 1px solid #334;
  background: #fff;
}

button[type="submit"] {
  background: #1e293b;
  color: #fff;
  border-color: #1e293b;
}

.inline-file input {
  margin-left: 0.35rem;
}

.table-wrap {
  overflow-x: auto;
  border: 1px solid #d8dce6;
  border-radius: 8px;
  background: #fff;
}

table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

table.data th,
table.data td {
  text-align: left;
  padding: 0.5rem 0.65rem;
  border-bottom: 1px solid #e8eaef;
}

table.data th {
  background: #f4f6fa;
  font-weight: 600;
}

.badge {
  display: inline-block;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge.busy {
  background: #fef3c7;
  color: #92400e;
}

.badge.idle {
  background: #dcfce7;
  color: #166534;
}

.payload {
  display: block;
  max-width: 420px;
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.78rem;
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-card {
  width: 100%;
  max-width: 400px;
  padding: 2rem;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 8px 30px rgba(15, 23, 42, 0.12);
}

.login-card h1 {
  margin-top: 0;
}

.login-card .err {
  color: #b91c1c;
  font-size: 0.9rem;
}