:root {
  color-scheme: light dark;
  --bg: #0f1115;
  --fg: #e6e8eb;
  --muted: #9aa2ab;
  --accent: #4f8cff;
  --card: #171a21;
  --border: #262a33;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

.topbar h1 { font-size: 1.1rem; margin: 0; }

.topbar form { display: flex; align-items: center; gap: 0.75rem; }

.topbar .user { color: var(--muted); font-size: 0.9rem; }

main { padding: 1.5rem; max-width: 640px; margin: 0 auto; }

.project-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }

.project-list li a {
  display: block;
  padding: 0.9rem 1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--fg);
  text-decoration: none;
}

.project-list li a:hover { border-color: var(--accent); }

.error { color: #ff6b6b; }

button {
  background: var(--accent);
  color: white;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  cursor: pointer;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-box {
  width: 100%;
  max-width: 320px;
  padding: 2rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.login-box h1 { font-size: 1.2rem; margin: 0 0 1.5rem; text-align: center; }

.login-box form { display: grid; gap: 1rem; }

.login-box label { display: grid; gap: 0.35rem; font-size: 0.85rem; color: var(--muted); }

.login-box input {
  padding: 0.6rem 0.7rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0f1115;
  color: var(--fg);
  font-size: 1rem;
}

.login-box button { margin-top: 0.5rem; padding: 0.7rem; font-size: 1rem; }