:root {
  color-scheme: dark;
  --bg: #0a1118;
  --panel: #111b24;
  --panel-2: #182531;
  --text: #d9e5ef;
  --muted: #8fa4b6;
  --accent: #5dc4ff;
  --accent-2: #2f9bd5;
  --ok: #6fdd8b;
  --warn: #f2b84d;
  --danger: #f67a7a;
  --border: #253648;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 90% 0%, #193149 0%, transparent 40%),
    radial-gradient(circle at 10% 100%, #0f2a3a 0%, transparent 38%),
    var(--bg);
  display: grid;
  grid-template-rows: auto 1fr auto;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: rgba(7, 13, 19, 0.85);
  backdrop-filter: blur(6px);
}

.title-wrap h1 {
  margin: 0;
  font-size: 1.35rem;
  letter-spacing: 0.03em;
}

.title-wrap p {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.controls {
  display: flex;
  gap: 10px;
}

.toolbar {
  display: grid;
  gap: 10px;
  min-width: 420px;
}

input, button {
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--panel);
  color: var(--text);
  padding: 9px 12px;
}

input {
  min-width: 210px;
}

button {
  cursor: pointer;
  background: linear-gradient(180deg, var(--accent), var(--accent-2));
  border: none;
  color: #03101a;
  font-weight: 600;
}

.scan-progress-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  background: rgba(255,255,255,0.03);
}

.scan-progress-card.idle {
  opacity: 0.8;
}

.scan-progress-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.84rem;
}

.scan-progress-track {
  margin-top: 6px;
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: #0d1822;
  border: 1px solid var(--border);
  overflow: hidden;
}

.scan-progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #57b6ff, #72e8c8);
  transition: width 0.25s ease;
}

.scan-progress-detail {
  margin-top: 6px;
  color: var(--muted);
  font-size: 0.78rem;
}

.layout {
  height: calc(100vh - 128px);
  display: grid;
  gap: 12px;
  grid-template-columns: 300px 1fr;
  padding: 12px;
}

.pane {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: linear-gradient(160deg, var(--panel), var(--panel-2));
  display: flex;
  flex-direction: column;
  min-height: 0;
}

.pane-head {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}

.pane-head h2 {
  margin: 0;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.left-pane { overflow: hidden; }

.device-list {
  list-style: none;
  padding: 6px;
  margin: 0;
  overflow: auto;
}

.device-item {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px;
  margin-bottom: 6px;
  background: rgba(255,255,255,0.02);
  cursor: pointer;
}

.device-item:hover { border-color: #33516b; }
.device-item.active { border-color: var(--accent); background: rgba(93,196,255,0.08); }

.device-item .meta {
  color: var(--muted);
  font-size: 0.82rem;
  margin-top: 3px;
}

.right-stack {
  display: grid;
  grid-template-rows: auto 1fr;
  gap: 12px;
  min-height: 0;
}

.detail-pane {
  align-self: start;
}

.machine-info, .ports-list {
  padding: 14px;
  overflow: auto;
}

.info-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.info-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px;
  background: rgba(255,255,255,0.02);
}

.label {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.value {
  margin-top: 5px;
  word-break: break-word;
}

details.port {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 10px;
  margin-bottom: 8px;
  background: rgba(255,255,255,0.02);
}

summary {
  cursor: pointer;
  font-weight: 600;
}

.port-body {
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.9rem;
  white-space: pre-wrap;
}

.empty { color: var(--muted); }

.statusbar {
  padding: 10px 16px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.85rem;
}

@media (max-width: 900px) {
  .layout {
    grid-template-columns: 1fr;
    grid-template-rows: 250px 1fr;
    height: auto;
    min-height: calc(100vh - 128px);
  }

  .right-stack {
    grid-template-rows: auto minmax(260px, 1fr);
    min-height: 0;
  }

  .toolbar { min-width: 0; }
  .controls { flex-direction: column; align-items: stretch; }
  input { min-width: 0; }
}