:root {
  --bg: #0d1117;
  --bg-elevated: #161b22;
  --border: #30363d;
  --text: #c9d1d9;
  --text-dim: #8b949e;
  --accent: #58a6ff;
  --mono: ui-monospace, "SF Mono", Menlo, Monaco, "Cascadia Code", monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

.hidden {
  display: none !important;
}

/* ---- login ---- */

#login {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  width: 100%;
  max-width: 360px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 28px;
}

.card h1 {
  margin: 0 0 4px;
  font-size: 20px;
  font-weight: 600;
}

.card .sub {
  margin: 0 0 24px;
  color: var(--text-dim);
  font-size: 14px;
}

.card label {
  display: block;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 6px;
}

.card input {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 14px;
  font-family: var(--mono);
  outline: none;
}

.card input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.15);
}

.card button {
  width: 100%;
  margin-top: 16px;
  padding: 10px 12px;
  background: var(--accent);
  color: #0d1117;
  border: none;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.card button:hover {
  filter: brightness(1.08);
}

.card button:active {
  filter: brightness(0.95);
}

.error {
  margin-top: 12px;
  padding: 8px 10px;
  background: rgba(248, 81, 73, 0.12);
  border: 1px solid rgba(248, 81, 73, 0.4);
  color: #ff7b72;
  border-radius: 8px;
  font-size: 13px;
}

/* ---- app shell / tabs ---- */

#terminal-view {
  height: 100%;
  display: flex;
  flex-direction: column;
}

#topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 14px;
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

#topbar .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #3fb950;
}

#topbar .title {
  font-size: 13px;
  color: var(--text-dim);
}

.tabs {
  display: flex;
  gap: 4px;
  flex: 1;
}

.tab {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 13px;
  padding: 4px 12px;
  border-radius: 6px;
  cursor: pointer;
}

.tab:hover {
  color: var(--text);
}

.tab.active {
  color: var(--text);
  background: #21262d;
}

#logout {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
}

#logout:hover {
  color: var(--text);
  border-color: #484f58;
}

/* ---- panes ---- */

.pane {
  flex: 1;
  display: flex;
  min-height: 0;
  overflow: hidden;
}

#pane-terminal {
  padding: 8px;
}

#terminal {
  flex: 1;
  overflow: hidden;
}

#pane-desktop {
  padding: 0;
}

#novnc {
  flex: 1;
  width: 100%;
  height: 100%;
  border: 0;
}

#term-status {
  margin: 0;
  padding: 8px 14px;
  text-align: center;
  color: var(--text-dim);
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  font-size: 13px;
  cursor: pointer;
}