:root {
  --bg: #0e1116;
  --surface: #161a21;
  --surface-2: #1c212a;
  --border: #2a3038;
  --text: #e6e8eb;
  --text-muted: #8b93a1;
  --accent: #4f8cff;
  --accent-hover: #6da0ff;
  --danger: #f0576a;
  --warn: #e0a545;
  --success: #3ecf8e;
  --muted-badge: #3a4048;
  --radius: 8px;
  --shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

.layout { display: flex; min-height: 100vh; }

.sidebar {
  width: 240px;
  flex-shrink: 0;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
}

.sidebar .brand {
  font-size: 18px;
  font-weight: 700;
  padding: 0 20px 16px;
  color: var(--text);
  letter-spacing: 0.3px;
}

.sidebar .brand span { color: var(--accent); }

.nav-section { margin-bottom: 18px; }
.nav-section h4 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-muted);
  padding: 0 20px;
  margin: 0 0 6px;
}
.nav-section a {
  display: block;
  padding: 7px 20px;
  color: var(--text);
  font-size: 13.5px;
}
.nav-section a:hover { background: var(--surface-2); color: var(--accent-hover); }
.nav-section a.active { background: var(--surface-2); color: var(--accent); border-right: 2px solid var(--accent); }

.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.topbar .user { color: var(--text-muted); font-size: 13px; }
.topbar .user a { margin-left: 12px; }

.content { padding: 24px; flex: 1; }

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 10px;
}
.page-header h1 { font-size: 20px; margin: 0; font-weight: 600; }

.btn {
  display: inline-block;
  padding: 8px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  cursor: pointer;
  font-size: 13.5px;
  font-family: inherit;
}
.btn:hover { border-color: var(--accent); color: var(--accent-hover); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #08111f; font-weight: 600; }
.btn-primary:hover { background: var(--accent-hover); color: #08111f; }
.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: var(--danger); color: #1a0a0d; }
.btn-sm { padding: 4px 9px; font-size: 12.5px; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }

.stat-value { font-size: 26px; font-weight: 700; }
.stat-label { color: var(--text-muted); font-size: 12.5px; margin-top: 4px; }

.toolbar {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 14px;
}

.input, .select, .textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 8px 10px;
  font-size: 13.5px;
  font-family: inherit;
}
.input:focus, .select:focus, .textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.15);
}
.textarea { min-height: 90px; resize: vertical; }
.checkbox { width: 16px; height: 16px; }

.filter-form { display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end; }
.filter-item { display: flex; flex-direction: column; gap: 5px; min-width: 150px; }
.filter-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  color: var(--text-muted);
  white-space: nowrap;
}
.filter-reset { align-self: flex-end; }
.result-count {
  font-size: 12.5px;
  color: var(--text-muted);
  margin: -4px 0 14px;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

table { width: 100%; border-collapse: collapse; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); }
th, td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}
th {
  background: var(--surface-2);
  color: var(--text-muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  position: sticky;
  top: 0;
}
tbody tr:hover { background: var(--surface-2); }
tr.row-ready { background: rgba(62, 207, 142, 0.055); }
tr.row-launched { background: rgba(79, 140, 255, 0.055); }
tr.row-warn { background: rgba(224, 165, 69, 0.07); }
tr.row-muted { background: rgba(255, 255, 255, 0.025); }
tr.row-danger { background: rgba(240, 87, 106, 0.09); }
tr.row-ready:hover { background: rgba(62, 207, 142, 0.11); }
tr.row-launched:hover { background: rgba(79, 140, 255, 0.11); }
tr.row-warn:hover { background: rgba(224, 165, 69, 0.13); }
tr.row-muted:hover { background: rgba(255, 255, 255, 0.05); }
tr.row-danger:hover { background: rgba(240, 87, 106, 0.15); }
td.actions { display: flex; gap: 8px; }
.cell-sub { font-size: 12px; color: var(--text-muted); }
.status-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 6px;
  vertical-align: middle;
}
.status-dot.up { background: var(--success); }
.status-dot.down { background: var(--danger); }
.status-dot.unknown { background: transparent; border: 1px solid var(--text-muted); }
.status-redirect { display: inline-block; margin-right: 5px; color: var(--text-muted); vertical-align: middle; }

.empty-state { padding: 40px; text-align: center; color: var(--text-muted); }

.pagination { display: flex; gap: 6px; margin-top: 14px; }
.pagination a, .pagination span {
  padding: 6px 11px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
}
.pagination .current { color: var(--text); border-color: var(--accent); }

.badge {
  display: inline-block;
  padding: 2px 9px;
  border-radius: 100px;
  font-size: 11.5px;
  font-weight: 600;
  background: var(--muted-badge);
  color: var(--text);
}
.badge-ready { background: rgba(62, 207, 142, 0.15); color: var(--success); }
.badge-launched { background: rgba(79, 140, 255, 0.15); color: var(--accent-hover); }
.badge-warn { background: rgba(224, 165, 69, 0.15); color: var(--warn); }
.badge-danger { background: rgba(240, 87, 106, 0.15); color: var(--danger); }
.badge-muted { background: var(--muted-badge); color: var(--text-muted); }

.messages { list-style: none; margin: 0 0 16px; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.messages li {
  padding: 10px 14px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: 13.5px;
}
.messages .success { border-color: var(--success); color: var(--success); }
.messages .error { border-color: var(--danger); color: var(--danger); }
.messages .warning { border-color: var(--warn); color: var(--warn); }

.form-card { max-width: 640px; }
.form-row { margin-bottom: 14px; display: flex; flex-direction: column; gap: 5px; }
.form-row label { font-size: 12.5px; color: var(--text-muted); }
.form-row .errorlist { list-style: none; padding: 0; margin: 4px 0 0; color: var(--danger); font-size: 12px; }
.form-actions { display: flex; gap: 10px; margin-top: 18px; }

.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 12px; margin-bottom: 20px; }
.detail-item .label { color: var(--text-muted); font-size: 12px; text-transform: uppercase; }
.detail-item .value { font-size: 14.5px; margin-top: 2px; }

.section-title { font-size: 15px; font-weight: 600; margin: 26px 0 10px; }

.cred-group-title { font-size: 12.5px; font-weight: 600; color: var(--text-muted); margin: 14px 0 6px; text-transform: uppercase; letter-spacing: 0.4px; }
.cred-grid { margin-bottom: 6px; }
.cred-value { display: flex; align-items: center; gap: 6px; font-family: "SFMono-Regular", Consolas, monospace; font-size: 13.5px; }
.cred-value a { font-family: inherit; }
.cred-notes { white-space: pre-line; font-size: 13.5px; }
.cred-btn {
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text-muted);
  border-radius: 6px;
  padding: 2px 7px;
  font-size: 12px;
  line-height: 1.4;
  cursor: pointer;
  flex-shrink: 0;
}
.cred-btn:hover { color: var(--text); border-color: var(--accent); }
.cred-masked { letter-spacing: 2px; }

/* searchable select combobox (progressive enhancement over <select class="select">) */
.select-combo { position: relative; display: inline-block; width: 100%; }
.select-native-hidden { position: absolute; opacity: 0; pointer-events: none; height: 1px; width: 1px; }
.select-display {
  width: 100%;
  text-align: left;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius);
  padding: 8px 30px 8px 10px;
  font-size: 13.5px;
  font-family: inherit;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.select-display::after {
  content: "▾";
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.select-display.open, .select-display:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.15);
}
.select-panel {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 100%;
  width: max-content;
  max-width: 340px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.45);
  z-index: 30;
  padding: 6px;
}
.select-panel .select-search { width: 100%; margin-bottom: 6px; }
.select-list { max-height: 220px; overflow-y: auto; }
.select-option {
  padding: 7px 9px;
  border-radius: 6px;
  font-size: 13.5px;
  cursor: pointer;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.select-option:hover { background: var(--bg); }
.select-option.active { color: var(--accent-hover); }
.select-option-empty { color: var(--text-muted); cursor: default; }
.select-option-empty:hover { background: none; }

@media (max-width: 860px) {
  .sidebar { position: fixed; left: -240px; z-index: 20; transition: left 0.15s ease; box-shadow: 4px 0 12px rgba(0,0,0,0.4); }
  .sidebar.open { left: 0; }
  .menu-toggle { display: inline-block; }
}
.menu-toggle { display: none; }