:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;
  --radius: 8px;
}

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

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
}

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

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

.sidebar {
  width: 220px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 24px 0 0;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}
.sidebar .logo {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  padding: 0 20px 8px;
}
.sidebar .logo-version {
  font-size: 11px;
  color: var(--muted);
  padding: 0 20px 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}
.sidebar nav {
  flex: 1;
}
.sidebar nav a {
  display: block;
  padding: 8px 20px;
  color: var(--muted);
  transition: background 0.15s, color 0.15s;
  border-radius: 0;
}
.sidebar nav a:hover, .sidebar nav a.active {
  background: rgba(59,130,246,0.1);
  color: var(--text);
  text-decoration: none;
}
.nav-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 16px;
}
.sidebar-user {
  padding: 12px 16px;
  border-top: 1px solid var(--border);
}
/* User menu trigger */
.user-menu { list-style: none; }
.user-menu summary { list-style: none; }
.user-menu summary::-webkit-details-marker { display: none; }
.user-menu-trigger {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 8px;
  transition: background 0.15s;
  user-select: none;
}
.user-menu-trigger:hover { background: var(--hover); }
.user-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.user-menu-info {
  flex: 1;
  min-width: 0;
}
.user-menu-email {
  font-size: 12px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.user-menu-caret {
  font-size: 10px;
  color: var(--muted);
  flex-shrink: 0;
}
/* Dropdown */
.user-menu-dropdown {
  margin-top: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  padding: 4px 0;
}
.user-menu-item {
  display: block;
  width: 100%;
  padding: 8px 14px;
  font-size: 13px;
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  transition: background 0.12s;
}
.user-menu-item:hover { background: var(--hover); }
.user-menu-item-danger:hover { background: rgba(239,68,68,0.1); color: #ef4444; }
.user-menu-divider { height: 1px; background: var(--border); margin: 4px 0; }
/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #22c55e;
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.2s, transform 0.2s;
  z-index: 1000;
  pointer-events: none;
}
.toast-visible { opacity: 1; transform: translateY(0); }

.main { flex: 1; padding: 32px; overflow: auto; }

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.page-header h1 { font-size: 20px; font-weight: 600; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.card-title { font-size: 15px; font-weight: 600; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th {
  text-align: left;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}
td { padding: 10px 12px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

/* Badges */
.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.badge-primary { background: rgba(59,130,246,0.2); color: #93c5fd; }
.badge-success { background: rgba(34,197,94,0.15); color: #86efac; }
.badge-warning { background: rgba(234,179,8,0.15); color: #fde047; }   /* yellow — warning state */
.badge-orange  { background: rgba(249,115,22,0.15); color: #fb923c; }  /* orange — degraded state */
.badge-danger  { background: rgba(239,68,68,0.15); color: #fca5a5; }
.badge-muted   { background: rgba(148,163,184,0.1); color: var(--muted); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  transition: background 0.15s;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #dc2626; border-color: #dc2626; }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--text); }
.btn-danger-ghost { background: transparent; color: var(--danger); border: 1px solid transparent; }
.btn-danger-ghost:hover { border-color: var(--danger); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* Forms */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; font-weight: 500; color: var(--muted); margin-bottom: 6px; }
.form-control {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  padding: 8px 12px;
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
}
.form-control:focus { border-color: var(--primary); }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center;
  z-index: 50;
}
.modal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  width: 440px;
  max-width: 95vw;
  padding: 24px;
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  gap: 12px;
}
.modal-title { font-size: 16px; font-weight: 600; }
.modal-close {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 0 2px;
  line-height: 1;
  flex-shrink: 0;
}
.modal-close:hover { color: var(--text); }
.modal-footer { display: flex; gap: 8px; justify-content: flex-end; margin-top: 20px; }

/* Topology graph */
.topology-container { overflow: auto; padding: 8px; }
.topology-svg { min-width: 400px; }

/* Dot indicator */
.dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 6px;
}
.dot-online  { background: var(--success); box-shadow: 0 0 6px var(--success); }
.dot-offline { background: var(--danger); }
.dot-unknown { background: var(--muted); }

/* Stat row */
.stat-row { display: flex; gap: 24px; margin-bottom: 24px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px 20px; flex: 1; }
.stat-value { font-size: 28px; font-weight: 700; margin-bottom: 4px; }
.stat-label { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: 0.04em; }

/* Login */
.login-wrap { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 40px; width: 360px; }
.login-title { font-size: 20px; font-weight: 700; margin-bottom: 24px; text-align: center; }

/* Alert */
.alert { padding: 12px 16px; border-radius: var(--radius); margin-bottom: 16px; font-size: 13px; }
.alert-error   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: #fca5a5; }
.alert-warning { background: rgba(234,179,8,0.1);  border: 1px solid rgba(234,179,8,0.3);  color: #fde047; }
.alert-success { background: rgba(34,197,94,0.1);  border: 1px solid rgba(34,197,94,0.3);  color: #86efac; }

/* Token box */
.token-box {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 10px 12px;
  font-family: monospace;
  font-size: 12px;
  color: var(--success);
  word-break: break-all;
  margin-top: 8px;
}

/* HTMX loading indicator */
.htmx-indicator { opacity: 0; transition: opacity 0.3s; }
.htmx-request .htmx-indicator { opacity: 1; }

/* Node action dropdown menu */
.action-menu { position: relative; display: inline-block; }
.action-menu-toggle { font-size: 18px; line-height: 1; padding: 2px 8px; }
.action-menu-dropdown {
  /* Coordinates are set by JS on open so this escapes any overflow container */
  position: fixed;
  display: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 170px;
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0,0,0,0.5);
  overflow-y: auto;
  max-height: calc(100vh - 24px);
}
.action-menu-item {
  padding: 9px 14px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
  transition: background 0.12s;
}
.action-menu-item:hover { background: rgba(255,255,255,0.06); }
.action-menu-item--disabled {
  color: var(--muted);
  cursor: not-allowed;
  pointer-events: none;
}
.action-menu-item--danger { color: #f87171; }
.action-menu-item--danger:hover { background: rgba(239,68,68,0.1); }
.action-menu-divider { height: 1px; background: var(--border); margin: 4px 0; }

/* details/summary reset for action menu */
.action-menu > summary { list-style: none; }
.action-menu > summary::-webkit-details-marker { display: none; }
.action-menu[open] .action-menu-dropdown { display: block; }

/* Cluster grid cards */
.cluster-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
  margin-top: 8px;
}
.cluster-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.cluster-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.cluster-card-name {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}
.cluster-card-name:hover { color: var(--primary); text-decoration: underline; }
.cluster-card-stats {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.cluster-stat {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  padding: 12px 8px;
}
.cluster-stat-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.cluster-stat-label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
}
.cluster-stat-divider {
  width: 1px;
  background: var(--border);
  flex-shrink: 0;
}
.cluster-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0;
  gap: 8px;
}
/* legacy — kept for backwards compat with any other references */
.cluster-card-meta { display: flex; gap: 18px; flex-wrap: wrap; }
.cluster-meta-item { display: flex; flex-direction: column; gap: 2px; }
.meta-label { font-size: 10px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); }
.meta-value { font-size: 13px; color: var(--text); }

/* Tag filter bar */
.tag-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.tag-filter-label { font-size: 12px; color: var(--muted); margin-right: 4px; }

/* Tag chips (shared between filter bar and cluster cards) */
.tag-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 11px;
  background: rgba(99,102,241,0.15);
  color: #a5b4fc;
  border: 1px solid rgba(99,102,241,0.25);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s;
}
.tag-chip:hover { background: rgba(99,102,241,0.25); }
.tag-chip-active {
  background: rgba(99,102,241,0.35);
  border-color: rgba(99,102,241,0.6);
}
.tag-chip-clear {
  background: rgba(148,163,184,0.1);
  color: var(--muted);
  border-color: var(--border);
}
.tag-chip-sm { font-size: 11px; padding: 2px 8px; }

/* Tag management inline within cluster cards */
.cluster-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  min-height: 26px;
}
.tag-remove-btn {
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
  padding: 0;
  font-size: 9px;
  line-height: 1;
  opacity: 0.6;
}
.tag-remove-btn:hover { opacity: 1; }

/* Inline copy-to-clipboard button for IP addresses */
.copy-ip-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 13px;
  line-height: 1;
  padding: 1px 3px;
  opacity: 0.35;
  transition: opacity 0.15s, color 0.15s;
  vertical-align: middle;
}
.copy-ip-btn:hover { opacity: 1; color: var(--primary); }
.copy-ip-btn.btn-success { color: var(--success); opacity: 1; }
.tag-add-form { display: inline-flex; }
.tag-add-input {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 11px;
  width: 80px;
  outline: none;
  padding: 2px 4px;
}
.tag-add-input:focus { border-bottom-color: var(--primary); }

/* Tag add dropdown (cluster card) */
.tag-add-dropdown { position: relative; display: inline-block; }
.tag-add-btn {
  background: transparent;
  border: 1px dashed var(--border);
  border-radius: 999px;
  color: var(--muted);
  font-size: 11px;
  padding: 2px 8px;
  cursor: pointer;
  line-height: 1.4;
  transition: border-color 0.15s, color 0.15s;
}
.tag-add-btn:hover { border-color: var(--primary); color: var(--primary); }
.tag-add-menu {
  display: none;
  position: absolute;
  bottom: calc(100% + 4px);
  left: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 16px rgba(0,0,0,0.25);
  min-width: 140px;
  max-height: 200px;
  overflow-y: auto;
  z-index: 200;
  padding: 4px 0;
}
.tag-add-menu.open { display: block; }
.tag-add-option {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 6px 12px;
  font-size: 12px;
  color: var(--text);
  cursor: pointer;
  transition: background 0.1s;
}
.tag-add-option:hover { background: rgba(99,102,241,0.12); }

/* Filter toolbar */
.filter-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  padding: 10px 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.filter-label { font-size: 12px; color: var(--muted); margin-right: 4px; }
.filter-clear-btn {
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
  text-decoration: none;
  padding: 4px 8px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  transition: color 0.15s, border-color 0.15s;
}
.filter-clear-btn:hover { color: #f87171; border-color: #f87171; }

/* Filter dropdown */
.filter-dropdown { position: relative; }
.filter-dropdown-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.15s;
  white-space: nowrap;
}
.filter-dropdown-btn:hover { border-color: var(--primary); }
.filter-dropdown--active .filter-dropdown-btn {
  border-color: var(--primary);
  background: rgba(99,102,241,0.1);
  color: #a5b4fc;
}
.filter-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: #fff;
  border-radius: 99px;
  font-size: 10px;
  font-weight: 700;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
}
.filter-caret { font-size: 10px; opacity: 0.6; }
.filter-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  z-index: 200;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  min-width: 160px;
  padding: 6px 0;
}
.filter-dropdown.open .filter-dropdown-menu { display: block; }
.filter-option {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  font-size: 13px;
  cursor: pointer;
  color: var(--text);
  transition: background 0.12s;
}
.filter-option:hover { background: rgba(255,255,255,0.06); }
.filter-option input[type=checkbox] { accent-color: var(--primary); width: 14px; height: 14px; flex-shrink: 0; }

/* Tab bar */
.tab-bar {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 20px;
}
.tab-link {
  padding: 10px 18px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.tab-link:hover { color: var(--text); }
.tab-link--active { color: var(--primary); border-bottom-color: var(--primary); font-weight: 500; }

/* PG settings search toolbar */
.pg-settings-toolbar {
  display: flex;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

/* Settings page input */
.setting-input {
  width: 220px;
  padding: 6px 10px;
  background: var(--surface1, #0f172a);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text);
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
  transition: border-color 0.15s;
}
.setting-input:focus { border-color: var(--primary); }

/* Settings save feedback flash */
@keyframes setting-saved-fade {
  0%   { opacity: 1; }
  60%  { opacity: 1; }
  100% { opacity: 0; }
}
.setting-saved-flash {
  color: var(--success, #22c55e);
  font-size: 13px;
  font-weight: 600;
  animation: setting-saved-fade 2.5s forwards;
}

/* Success state for copy button */
.btn-success {
  background: var(--success, #22c55e) !important;
  color: #fff !important;
  border-color: var(--success, #22c55e) !important;
}

/* Cluster card three-dot menu */
.cluster-card { position: relative; }
.cluster-card-actions {
  position: absolute;
  bottom: 12px;
  right: 16px;
}
.cluster-card-menu-btn {
  background: none;
  border: none;
  color: var(--muted);
  font-size: 18px;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
  line-height: 1;
}
.cluster-card-menu-btn:hover { color: var(--text); background: rgba(255,255,255,0.06); }
.cluster-card-menu {
  display: none;
  position: absolute;
  bottom: calc(100% + 4px);
  right: 0;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 4px 20px rgba(0,0,0,0.4);
  min-width: 150px;
  z-index: 100;
  padding: 4px 0;
}
.cluster-card-menu.open { display: block; }
.cluster-card-menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--text);
  cursor: pointer;
  transition: background 0.12s;
}
.cluster-card-menu-item:hover { background: rgba(255,255,255,0.06); }
.cluster-card-menu-item-danger { color: #f87171; }
.cluster-card-menu-item-danger:hover { background: rgba(248,113,113,0.1); }

/* Cluster search input */
.cluster-search-input {
  width: 100%;
  max-width: 360px;
  padding: 8px 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 13px;
  outline: none;
  transition: border-color 0.15s;
  margin-bottom: 12px;
  display: block;
}
.cluster-search-input:focus { border-color: var(--primary); }

/* Tag color swatch (filter dropdown & tags page) */
.tag-color-swatch {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid transparent;
  flex-shrink: 0;
  vertical-align: middle;
}

/* Tag color input in tags management table */
.tag-color-input {
  width: 40px;
  height: 32px;
  padding: 2px 4px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  background: var(--surface);
}