/* Base layout */
:root {
  --bg: #f7f7f9;
  --surface: #ffffff;
  --text: #222;
  --muted: #666;
  --primary: #2a7ae2;
  --success: #00a389;
  --danger: #d64545;
}

html, body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Top navigation */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--surface);
  border-bottom: 1px solid #e5e5e5;
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 10px 16px;
}
.top-nav a { color: var(--text); text-decoration: none; }
.top-nav a:hover { text-decoration: underline; }
.top-nav .spacer { flex: 1; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid #e5e5e5;
  border-radius: 8px;
  box-shadow: 0 6px 18px rgba(0,0,0,0.06);
  padding: 16px;
  margin: 12px 0;
}

.card-title {
  font-size: 22px;
  margin-bottom: 12px;
}

/* Forms */
.form-group { margin-bottom: 12px; }
.form-group label { display: block; margin-bottom: 6px; color: var(--muted); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  padding: 8px 10px;
  border: 1px solid #dcdcdc;
  border-radius: 6px;
  background: #fff;
}
.form-help { font-size: 13px; color: var(--muted); }
.form-error { color: var(--danger); font-size: 14px; margin-top: 6px; }
.btn { display: inline-block; padding: 8px 14px; border-radius: 6px; text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 4px 10px rgba(42,122,226,0.3); }
.btn-secondary { background: #eee; color: var(--text); }
.btn-danger { background: var(--danger); color: #fff; }
.btn:hover { filter: brightness(0.98); }

/* Lists */
.list { list-style: none; padding: 0; margin: 0; }
.list li { padding: 8px 0; border-bottom: 1px solid #eee; }
.list li:last-child { border-bottom: none; }

/* Verse text */
.verse-text { font-size: 18px; line-height: 1.8; }

/* Utility */
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 12px; }
.mt-4 { margin-top: 16px; }
.mt-5 { margin-top: 24px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 12px; }
.mb-4 { margin-bottom: 16px; }
.mb-5 { margin-bottom: 24px; }
.text-muted { color: var(--muted); }

/* Auth panels */
.auth-panel { max-width: 520px; margin: 0 auto; }
.auth-panel .card { padding: 22px; }
.auth-title { font-size: 28px; font-weight: 600; }