:root {
  --bg: #0f1115;
  --panel: #171a21;
  --border: #2a2e37;
  --text: #e6e8eb;
  --muted: #8a8f98;
  --accent: #4f8cff;
  --error: #ff6b6b;
}

* { box-sizing: border-box; }

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

.masthead {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1rem 2rem;
  border-bottom: 1px solid var(--border);
}
.wordmark { font-weight: 700; letter-spacing: 0.1em; }
.masthead-tag { color: var(--muted); font-size: 0.75rem; }

.topnav {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.5rem 2rem;
  border-bottom: 1px solid var(--border);
}
.topnav a { color: var(--muted); text-decoration: none; }
.topnav a.active { color: var(--text); }
.topnav .spacer { flex: 1; }
.topnav .who { color: var(--muted); font-size: 0.85rem; }
.topnav form.inline { display: inline; }
.link-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font: inherit;
  padding: 0;
  text-decoration: underline;
}

.content { max-width: 720px; margin: 2rem auto; padding: 0 1rem; }

table { border-collapse: collapse; width: 100%; margin-bottom: 1.5rem; }
td { padding: 0.4rem 0.5rem; border-bottom: 1px solid var(--border); }

code {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
}

.error { color: var(--error); }

.login-box {
  max-width: 320px;
  margin: 4rem auto;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 2rem;
}
.login-box form { display: flex; flex-direction: column; gap: 0.75rem; }
.login-box label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.9rem; color: var(--muted); }
.login-box input {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text);
  padding: 0.5rem;
}
button[type="submit"] {
  background: var(--accent);
  border: none;
  border-radius: 4px;
  color: #fff;
  cursor: pointer;
  padding: 0.6rem;
}