:root {
  --bg: #0b0f14;
  --panel: #0f172a;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --accent: #22d3ee;
  --success: #34d399;
  --error: #fb7185;
}

[data-theme="light"] {
  --bg: #f8fafc;
  --panel: #ffffff;
  --text: #020617;
  --muted: #475569;
  --accent: #0284c7;
  --success: #16a34a;
  --error: #dc2626;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  display: grid;
  place-items: center;
  min-height: 100vh;
  transition: background .3s, color .3s;
}

.window {
  width: min(1000px, 96vw);
  border-radius: 14px;
  overflow: hidden;
  background: var(--panel);
  box-shadow: 0 25px 80px rgba(0,0,0,.35);
}

.titlebar {
  padding: 10px 14px;
  font-size: 13px;
  color: var(--muted);
  background: linear-gradient(180deg, rgba(255,255,255,.05), transparent);
}

.terminal {
  padding: 16px;
  height: 560px;
  overflow-y: auto;
  line-height: 1.6;
}

.prompt { color: var(--accent); }
.muted { color: var(--muted); }
.success { color: var(--success); }
.error { color: var(--error); }

.cmdline {
  display: flex;
  gap: 8px;
}

input {
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font: inherit;
  flex: 1;
}

.card {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  padding: 12px;
  margin: 8px 0;
}

@media (max-width: 600px) {
  .terminal {
    height: 70vh;
  }
}