:root {
  --bg: #0b0d10;
  --bg-panel: #12151a;
  --bg-elevated: #191d24;
  --border: #262b33;
  --fg: #d9dee5;
  --fg-dim: #6b7280;
  --accent: #3ddc84;
  --accent-dim: #1f8a52;
  --danger: #e5534b;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  overflow-x: hidden;
}

#topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}

.brand {
  font-family: var(--mono);
  font-weight: 700;
  letter-spacing: 0.02em;
  font-size: 15px;
}
.brand .dim { color: var(--fg-dim); font-weight: 400; margin-left: 4px; }

.topbar-right { display: flex; align-items: center; gap: 10px; }

.badge {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  color: var(--accent);
}

button {
  font-family: inherit;
  font-size: 13px;
  cursor: pointer;
  border-radius: 6px;
  border: 1px solid var(--border);
  padding: 7px 12px;
  background: var(--bg-elevated);
  color: var(--fg);
}
button:hover { border-color: #3a4048; }
button:active { transform: translateY(1px); }
button.primary { background: var(--accent-dim); border-color: var(--accent-dim); color: #eafff2; font-weight: 600; }
button.primary:hover { background: var(--accent); border-color: var(--accent); color: #06210f; }
button.ghost { background: transparent; }
button.danger { color: var(--danger); }
button.danger:hover { border-color: var(--danger); }
button:disabled { opacity: 0.4; cursor: not-allowed; }

.view {
  height: calc(100vh - 49px);
  width: 100%;
}
.hidden { display: none !important; }

/* ---- login ---- */
#loginView {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.card {
  width: 100%;
  max-width: 420px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
}
.tabs { display: flex; gap: 4px; margin-bottom: 18px; }
.tab {
  flex: 1;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--fg-dim);
  font-size: 12.5px;
}
.tab.active { background: var(--bg-elevated); color: var(--fg); border-color: var(--accent-dim); }
.tabpane { display: none; flex-direction: column; gap: 14px; }
.tabpane.active { display: flex; }
.tabpane label { display: flex; flex-direction: column; gap: 6px; font-size: 12.5px; color: var(--fg-dim); }
.tabpane input {
  font-family: var(--mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 10px;
  color: var(--fg);
  font-size: 13.5px;
}
.tabpane input:focus { outline: none; border-color: var(--accent-dim); }
.hint { font-size: 12px; color: var(--fg-dim); line-height: 1.5; margin: 0; }
.error {
  margin-top: 12px;
  font-size: 12.5px;
  color: var(--danger);
  background: rgba(229, 83, 75, 0.08);
  border: 1px solid rgba(229, 83, 75, 0.3);
  border-radius: 6px;
  padding: 8px 10px;
}

/* ---- console ---- */
#consoleView { display: flex; }

#sidebar {
  width: 300px;
  min-width: 220px;
  border-right: 1px solid var(--border);
  background: var(--bg-panel);
  display: flex;
  flex-direction: column;
}
#cmdFilter {
  margin: 10px;
  font-family: var(--mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--fg);
  font-size: 12.5px;
}
#cmdFilter:focus { outline: none; border-color: var(--accent-dim); }
.cmd-list { overflow-y: auto; flex: 1; padding: 0 6px 10px; }
.cmd-item {
  padding: 7px 8px;
  border-radius: 6px;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.4;
}
.cmd-item:hover { background: var(--bg-elevated); }
.cmd-item .name { color: var(--accent); font-weight: 600; }
.cmd-item .usage { color: var(--fg-dim); display: block; white-space: normal; word-break: break-word; margin-top: 1px; }

#termWrap { flex: 1; display: flex; flex-direction: column; min-width: 0; }

#termToolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
  background: var(--bg-panel);
}
#termToolbar .grow { flex: 1; }
#connState { font-family: var(--mono); font-size: 12px; }

#term {
  flex: 1;
  margin: 0;
  padding: 14px 16px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 13px;
  line-height: 1.5;
  white-space: pre-wrap;
  word-break: break-word;
  background: var(--bg);
}

#inputForm {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-top: 1px solid var(--border);
  background: var(--bg-panel);
}
.prompt { color: var(--accent); font-family: var(--mono); font-weight: 700; }
#cmdInput {
  flex: 1;
  font-family: var(--mono);
  font-size: 13.5px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 10px;
  color: var(--fg);
}
#cmdInput:focus { outline: none; border-color: var(--accent-dim); }

/* ---- modal ---- */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 50;
}
.modal-card {
  width: 100%;
  max-width: 360px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  margin: 16px;
}
.modal-card h3 { margin: 0 0 6px; font-size: 15px; }
.modal-card input {
  width: 100%;
  margin-top: 12px;
  font-family: var(--mono);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 9px 10px;
  color: var(--fg);
  font-size: 13.5px;
}
.modal-actions { display: flex; gap: 8px; margin-top: 14px; justify-content: flex-end; }

/* ---- responsive ---- */
@media (max-width: 760px) {
  #consoleView { flex-direction: column; }
  #sidebar {
    width: 100%;
    max-height: 40vh;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .card { margin: 0 8px; }
}