:root {
  color-scheme: dark;
  --bg: #101412;
  --panel: #1a211d;
  --panel-2: #202923;
  --text: #edf5ef;
  --muted: #a9b8ae;
  --accent: #4cc38a;
  --accent-2: #62a8ff;
  --danger: #ff675f;
  --border: #344138;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, sans-serif;
}

button {
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  font: inherit;
  min-height: 42px;
  padding: 0 14px;
}

button:hover {
  border-color: var(--accent);
}

button.active {
  background: #123826;
  border-color: var(--accent);
  box-shadow: 0 0 18px rgba(76, 195, 138, 0.22);
  color: #dfffee;
}

button.busy,
button:disabled {
  cursor: wait;
  opacity: 0.65;
}

.danger {
  border-color: var(--danger);
  color: #ffd9d6;
}

.shell {
  display: grid;
  gap: 16px;
  margin: 0 auto;
  max-width: 1120px;
  padding: 20px;
}

.topbar,
.state-panel,
.dashboard {
  display: grid;
  gap: 16px;
}

.topbar {
  align-items: center;
  grid-template-columns: 1fr auto;
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 28px;
  font-weight: 700;
}

h2 {
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
  text-transform: uppercase;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 16px;
}

.state-panel {
  align-items: center;
  grid-template-columns: minmax(180px, 1fr) 2fr;
}

.big-state {
  color: var(--accent);
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  margin-top: 8px;
  overflow-wrap: anywhere;
}

.button-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.dashboard {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

dl {
  display: grid;
  gap: 8px 12px;
  grid-template-columns: max-content 1fr;
  margin: 14px 0 0;
}

dt {
  color: var(--muted);
}

dd {
  margin: 0;
  overflow-wrap: anywhere;
}

.events {
  display: grid;
  gap: 8px;
  list-style: none;
  margin: 14px 0 0;
  max-height: 380px;
  overflow: auto;
  padding: 0;
}

.events li {
  background: #121814;
  border: 1px solid #2a352e;
  border-radius: 6px;
  padding: 10px;
}

.events time {
  color: var(--accent-2);
  display: block;
  font-size: 12px;
  margin-bottom: 4px;
}

@media (max-width: 760px) {
  .topbar,
  .state-panel,
  .dashboard {
    grid-template-columns: 1fr;
  }

  .big-state {
    font-size: 36px;
  }
}