:root {
  --bg: #faf8f4;
  --text: #2b2521;
  --muted: #74685d;
  --accent: #7a4f2b;
  --border: #e3dbd0;
  --card: #ffffff;
}

* { box-sizing: border-box; }

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

.center-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.04);
}

.card h1 {
  margin: 0 0 8px;
  font-size: 1.5rem;
}

.card p {
  color: var(--muted);
  line-height: 1.5;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 20px;
  padding: 10px 20px;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
}

.btn:hover { opacity: 0.9; }

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--card);
}

.topbar .brand { font-weight: 700; color: var(--accent); text-decoration: none; }

.topbar .user { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--muted); }

.topbar .user img { width: 28px; height: 28px; border-radius: 50%; }

.topbar a.logout { color: var(--muted); text-decoration: none; font-size: 0.85rem; }

main { padding: 24px; }