:root {
  --bg0: #0b0f14;
  --bg1: #121a24;
  --card: #182230;
  --card2: #1f2d3d;
  --border: #2d3f54;
  --accent: #e85d04;
  --accent2: #f48c06;
  --accent-soft: rgba(232, 93, 4, 0.15);
  --text: #f8fafc;
  --muted: #94a3b8;
  --ok: #22c55e;
  --warn: #f59e0b;
  --err: #ef4444;
  --radius: 14px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

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

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(232, 93, 4, 0.18), transparent),
    linear-gradient(165deg, var(--bg0) 0%, var(--bg1) 55%, #0d1520 100%);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: var(--accent2); text-decoration: none; }
a:hover { text-decoration: underline; }

.container { max-width: 920px; margin: 0 auto; padding: 20px 20px 48px; }

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 0 28px;
  gap: 12px;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
}

.logo-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: grid;
  place-items: center;
  font-size: 1.2rem;
  box-shadow: 0 4px 16px rgba(232, 93, 4, 0.35);
}

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-shrink: 0;
}

/* Header tugmalari — bir xil balandlik va tekis qator */
.header-actions .header-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  min-width: 40px;
  margin: 0;
  padding: 0 14px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1;
  flex-shrink: 0;
  text-decoration: none;
  box-sizing: border-box;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s, border-color 0.15s;
}

.header-actions .header-btn--icon {
  width: 40px;
  padding: 0;
  font-size: 1.25rem;
}

.header-actions .header-btn--text {
  padding: 0 16px;
  white-space: nowrap;
}

.header-actions .header-btn.secondary {
  background: var(--card2);
  border: 1px solid var(--border);
  color: var(--text);
}

.header-actions .header-btn.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

.header-actions .header-btn:hover {
  opacity: 0.92;
  text-decoration: none;
}

.header-actions .header-btn:active {
  transform: scale(0.98);
}

.card {
  background: linear-gradient(180deg, var(--card) 0%, var(--card2) 100%);
  border-radius: var(--radius);
  padding: 22px;
  margin-bottom: 16px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.card.clickable {
  cursor: pointer;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.card.clickable:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: 0 16px 48px rgba(232, 93, 4, 0.12);
}

h1 { font-size: 1.75rem; margin-bottom: 8px; }
h2 { font-size: 1.15rem; margin-bottom: 14px; color: var(--text); }
.subtitle { color: var(--muted); margin-bottom: 20px; font-size: 0.95rem; }

label {
  display: block;
  margin: 14px 0 6px;
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 500;
}

input, select {
  width: 100%;
  padding: 13px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg0);
  color: var(--text);
  font-size: 1rem;
  transition: border-color 0.15s;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--accent2);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border: none;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), #d45103);
  color: white;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  margin-top: 12px;
  transition: opacity 0.15s, transform 0.1s;
}

button:hover, .btn:hover { opacity: 0.92; }
button:active { transform: scale(0.98); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.secondary, .btn.secondary {
  background: var(--card2);
  border: 1px solid var(--border);
  color: var(--text);
}

button.ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--muted);
}

button.icon-btn {
  width: 44px;
  height: 44px;
  padding: 0;
  margin: 0;
  border-radius: 12px;
}

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 14px; }

.stat-big {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--accent2);
  line-height: 1.1;
}

.stat-label { color: var(--muted); font-size: 0.82rem; margin-bottom: 4px; }

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge.ok { background: rgba(34, 197, 94, 0.15); color: var(--ok); }
.badge.warn { background: rgba(245, 158, 11, 0.15); color: var(--warn); }
.badge.err { background: rgba(239, 68, 68, 0.15); color: var(--err); }
.badge.muted { background: rgba(148, 163, 184, 0.12); color: var(--muted); }

.status-line {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.online {
  background: var(--ok);
  box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.6);
  animation: status-pulse 1.6s ease-out infinite;
}

.status-dot.offline {
  background: var(--err);
  box-shadow: 0 0 6px rgba(239, 68, 68, 0.4);
}

@keyframes status-pulse {
  0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.55); }
  70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
  100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.msg {
  padding: 12px 14px;
  border-radius: 10px;
  margin: 12px 0;
  font-size: 0.9rem;
}
.msg.err { background: rgba(239, 68, 68, 0.12); color: #fca5a5; border: 1px solid rgba(239, 68, 68, 0.25); }
.msg.ok { background: rgba(34, 197, 94, 0.12); color: #86efac; border: 1px solid rgba(34, 197, 94, 0.25); }

.hidden { display: none !important; }

.auth-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.auth-card {
  width: 100%;
  max-width: 420px;
}

.auth-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.steps {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.step {
  flex: 1;
  height: 4px;
  border-radius: 2px;
  background: var(--border);
}

.step.active { background: linear-gradient(90deg, var(--accent), var(--accent2)); }

.device-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
}

.device-meta { flex: 1; min-width: 0; }

.device-name {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.device-fw {
  font-size: 0.78rem;
  color: var(--muted);
  font-family: ui-monospace, 'Cascadia Code', monospace;
  margin-bottom: 2px;
}

.device-fw + .stat-label {
  margin-top: 6px;
}

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 100;
}

.modal {
  width: 100%;
  max-width: 400px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.modal--compact {
  max-width: 320px;
  padding: 16px 18px;
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 4px;
}

.modal-head h2 {
  margin: 0;
  font-size: 1.05rem;
}

.modal-x {
  font-size: 1.4rem;
  line-height: 1;
  padding: 2px 8px;
  min-width: auto;
}

.link-like {
  background: none;
  border: none;
  color: var(--accent, #f59e0b);
  font: inherit;
  font-family: ui-monospace, 'Cascadia Code', monospace;
  font-weight: 600;
  padding: 0;
  margin: 0;
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-like:hover {
  opacity: 0.85;
}

.fw-status-hint {
  display: block;
  margin-top: 4px;
  font-size: 0.82rem;
}

.fw-status-hint--pending { color: #fbbf24; }
.fw-status-hint--failed { color: #f87171; }

.fw-pick-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin: 12px 0 0;
  max-height: 220px;
  overflow-y: auto;
}

.fw-pick-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.02);
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.fw-pick-row:hover {
  border-color: rgba(245, 158, 11, 0.35);
}

.fw-pick-row--active {
  border-color: rgba(245, 158, 11, 0.55);
  background: rgba(245, 158, 11, 0.08);
}

.fw-pick-row--current {
  border-color: rgba(34, 197, 94, 0.3);
}

.fw-pick-ver {
  font-family: ui-monospace, 'Cascadia Code', monospace;
  font-weight: 600;
  font-size: 0.92rem;
}

.fw-pick-badges {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.fw-pick-detail {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.fw-detail-title {
  font-weight: 600;
  margin-bottom: 6px;
}

.fw-install-btn {
  width: 100%;
  margin-top: 12px;
}

.modal h2 { margin-bottom: 8px; }

.modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  margin-top: 16px;
}

.modal-actions button { margin-top: 0; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

@media (max-width: 600px) {
  .form-grid { grid-template-columns: 1fr; }
  .stat-big { font-size: 1.8rem; }
}

.control-section {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.control-section h3 {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.control-row {
  display: flex;
  gap: 10px;
  align-items: flex-end;
  margin-bottom: 12px;
}

.control-row input { flex: 1; margin: 0; }
.control-row button { margin: 0; white-space: nowrap; }

footer {
  text-align: center;
  color: var(--muted);
  padding: 32px 0 8px;
  font-size: 0.82rem;
}

.admin-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}

.admin-tabs button {
  margin: 0;
  background: var(--card2);
  border: 1px solid var(--border);
  color: var(--muted);
}

.admin-tabs button.active {
  background: linear-gradient(135deg, var(--accent), #d45103);
  border-color: transparent;
  color: white;
}

.data-table-wrap {
  overflow-x: auto;
  margin-top: 8px;
}

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

.data-table th,
.data-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.data-table th {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.data-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

.table-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.table-actions button {
  margin: 0;
  padding: 6px 10px;
  font-size: 0.78rem;
}

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

.toolbar input {
  flex: 1;
  min-width: 180px;
  margin: 0;
}

.toolbar button {
  margin: 0;
  white-space: nowrap;
}

.settings-status {
  display: grid;
  gap: 10px;
  margin-bottom: 16px;
}

.settings-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.settings-row:last-child {
  border-bottom: none;
}

.settings-row span:first-child {
  color: var(--muted);
}