/* Base layout */
body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: #f6f7f8;
  color: #222;
}

/* Title */
.page-title {
  text-align: center;
  margin: 24px 0 8px;
  font-size: 1.8rem;
}

/* Card container */
.app.card {
  max-width: 720px;
  margin: 0 auto 40px;
  background: #fff;
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 6px 20px rgba(0,0,0,.06);
}

/* Toolbar */
.toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
}
label { color: #666; }

select {
  padding: 8px 10px;
  border: 1px solid #ddd;
  border-radius: 8px;
  background: #fff;
}

.btn {
  padding: 10px 14px;
  border: none;
  border-radius: 999px;
  background: #4caf50;
  color: #fff;
  font-weight: 700;
  cursor: pointer;
}
.btn:disabled { opacity: .7; cursor: not-allowed; }

/* Quote area */
.quotes { text-align: center; padding: 10px 6px; }
.quote-text { font-size: 1.4rem; margin: 10px auto; max-width: 60ch; }
.quote-author { color: #666; margin: 0; }

/* Fade-in helpers */
.fade { opacity: 0; transition: opacity .25s ease; }
.is-in { opacity: 1; }

/* Message */
.msg { color: #b00020; margin-top: 8px; }

/* Screen-reader only heading */
.sr-only {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  overflow: hidden;
}