.nemu-toilet-checker {
  box-sizing: border-box;
  max-width: 760px;
  margin: 2.5rem auto;
  padding: clamp(1rem, 3vw, 2rem);
  border: 1px solid #d9e8df;
  border-radius: 20px;
  background: #f8faf6;
  color: #283a33;
  font-size: 16px;
  line-height: 1.65;
}
.nemu-toilet-checker * { box-sizing: border-box; }
.nemu-toilet-checker .nemu-toilet-checker__intro h2 { margin: .2rem 0 .55rem; color: #1d392d; font-size: clamp(1.4rem, 4vw, 1.9rem); font-weight: 800; line-height: 1.35; }
.nemu-toilet-checker .nemu-toilet-checker__intro > p:not(.nemu-toilet-checker__eyebrow) { color: #283a33; font-size: 1rem; line-height: 1.75; }
.nemu-toilet-checker p { margin: .5rem 0; }
.nemu-toilet-checker__eyebrow { color: #386e57; font-weight: 700; letter-spacing: .04em; }
.nemu-toilet-checker__form { display: grid; gap: 1.15rem; margin: 1.4rem 0; }
.nemu-toilet-checker__field { display: grid; gap: .35rem; }
.nemu-toilet-checker label, .nemu-toilet-checker legend { font-weight: 700; }
.nemu-toilet-checker__optional { color: #52665c; font-size: .85em; font-weight: 400; }
.nemu-toilet-checker input[type="number"] {
  width: 100%; min-height: 48px; padding: .6rem .8rem;
  border: 1px solid #8b9d93; border-radius: 10px;
  background: #fff; color: #24342d; font: inherit;
}
.nemu-toilet-checker input[aria-invalid="true"] { border-color: #a33c32; border-width: 2px; }
.nemu-toilet-checker__help { color: #52665c; font-size: .9em; }
.nemu-toilet-checker__days { display: flex; flex-wrap: wrap; gap: .5rem 1rem; margin: 0; padding: 0; border: 0; }
.nemu-toilet-checker__days legend { margin-bottom: .35rem; }
.nemu-toilet-checker__days label { display: flex; align-items: center; gap: .35rem; min-height: 44px; padding: .35rem .8rem; border: 1px solid #c8d9ce; border-radius: 9px; background: #fff; }
.nemu-toilet-checker input[type="radio"] { width: 20px; height: 20px; accent-color: #2d7152; }
.nemu-toilet-checker button { min-height: 50px; padding: .7rem 1rem; border: 0; border-radius: 11px; background: #2d7152; color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
.nemu-toilet-checker button:hover { background: #20573e; }
.nemu-toilet-checker :focus-visible { outline: 3px solid #b16532; outline-offset: 3px; }
.nemu-toilet-checker__error { padding: .65rem .8rem; border-left: 4px solid #a33c32; background: #fff3f0; color: #842c25; }
.nemu-toilet-checker__result { padding: 1rem 1.2rem; border: 1px solid #acd3b9; border-radius: 14px; background: #fff; }
.nemu-toilet-checker__result-label { font-weight: 700; }
.nemu-toilet-checker__primary { color: #20563b; line-height: 1.2; }
.nemu-toilet-checker__primary strong { display: block; font-size: clamp(2rem, 9vw, 3rem); font-weight: 800; line-height: 1.2; }
.nemu-toilet-checker__details { color: #405b4b; font-size: .95rem; line-height: 1.6; }
.nemu-toilet-checker__note { padding-top: .8rem; border-top: 1px solid #d9e8df; font-size: .9em; }
.nemu-toilet-checker__note a { color: #195e42; text-decoration: underline; }
.nemu-toilet-checker [hidden] { display: none !important; }
@media (max-width: 480px) {
  .nemu-toilet-checker { margin: 1.5rem auto; padding: 1rem; border-radius: 15px; }
  .nemu-toilet-checker .nemu-toilet-checker__intro > p:not(.nemu-toilet-checker__eyebrow) { font-size: 1rem; line-height: 1.75; }
  .nemu-toilet-checker__days { display: block; }
  .nemu-toilet-checker__days label + label { margin-top: .4rem; }
}