/* ブランド：白・墨・ピンク（見出しは明朝） */
:root {
  --bg: #ffffff;
  --ink: #1f1f1f;
  --sub: #5f5f5f;
  --line: #e6e6e6;
  --pink: #e59a9a;
  --pink-deep: #d47f7f;
  --pink-pale: #fbeeee;
  --radius: 14px;
  --serif: "Hiragino Mincho ProN", "Yu Mincho", "Noto Serif JP", serif;
  --sans: "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", -apple-system, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--sans); line-height: 1.7; font-size: 16px;
  padding-bottom: env(safe-area-inset-bottom);
}
a { color: inherit; }
button { font: inherit; color: inherit; }

.top {
  position: sticky; top: 0; z-index: 5; background: rgba(255,255,255,.96); backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line); padding: 10px 16px; display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-family: var(--serif); font-weight: 600; font-size: 17px; }
.brand img { border-radius: 8px; }
.steps { list-style: none; margin: 0 0 0 auto; padding: 0; display: flex; gap: 6px; font-size: 12px; color: var(--sub); }
.steps li { padding: 3px 9px; border-radius: 999px; background: #f4f4f4; }
.steps li.done { background: var(--pink-pale); color: var(--pink-deep); }
.steps li.now { background: var(--pink); color: #fff; font-weight: 600; }

main { max-width: 640px; margin: 0 auto; padding: 20px 16px 40px; }
.loading { color: var(--sub); text-align: center; padding: 40px 0; }
.card { background: #fff; }
.card.center { text-align: center; padding-top: 24px; }
h1 { font-family: var(--serif); font-size: 22px; font-weight: 600; margin: 4px 0 8px; letter-spacing: .02em; }
h2 { font-family: var(--serif); font-size: 17px; font-weight: 600; margin: 24px 0 8px; }
.lead { color: var(--sub); margin: 0 0 18px; font-size: 15px; }
.crumb { margin: 0 0 10px; }
.link { background: none; border: 0; padding: 0; color: var(--pink-deep); text-decoration: underline; cursor: pointer; font-size: 14px; }

.grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
.tile {
  text-align: left; background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 16px 18px;
  display: flex; flex-direction: column; gap: 4px; cursor: pointer; transition: border-color .15s, transform .05s; position: relative;
}
.tile:hover, .tile:focus-visible { border-color: var(--pink); }
.tile:active { transform: scale(.995); }
.tile-name { font-family: var(--serif); font-size: 19px; font-weight: 600; }
.tile-lead { color: var(--sub); font-size: 14px; }
.badge { display: inline-block; font-size: 11px; color: var(--pink-deep); background: var(--pink-pale); border-radius: 999px; padding: 1px 8px; margin-left: 6px; font-family: var(--sans); font-weight: 600; vertical-align: middle; }
.tile .badge { margin: 2px 0 0; align-self: flex-start; }
.picked { margin: 18px 0 8px; font-size: 14px; color: var(--sub); }

.list { display: flex; flex-direction: column; gap: 10px; }
.item {
  display: flex; gap: 12px; align-items: flex-start; border: 1.5px solid var(--line); border-radius: var(--radius); padding: 14px 16px; cursor: pointer;
}
.item.on { border-color: var(--pink); background: var(--pink-pale); }
.item input { width: 20px; height: 20px; margin-top: 4px; accent-color: var(--pink-deep); flex: none; }
.item-body { display: flex; flex-direction: column; gap: 3px; }
.item-name { font-family: var(--serif); font-size: 17px; font-weight: 600; }
.item-who, .item-deliv { font-size: 13px; color: var(--sub); }

.actions { display: flex; flex-direction: column; gap: 10px; margin-top: 22px; }
.btn {
  display: inline-block; text-align: center; text-decoration: none; border-radius: 999px; padding: 14px 20px; font-size: 16px; font-weight: 600; cursor: pointer; border: 1.5px solid transparent;
}
.btn.primary { background: var(--pink); color: #fff; }
.btn.primary:hover { background: var(--pink-deep); }
.btn.primary:disabled { background: #ddd; cursor: not-allowed; }
.btn.ghost { background: #fff; color: var(--ink); border-color: var(--line); }
.btn.ghost:hover { border-color: var(--pink); }

.summary { border: 1.5px solid var(--line); border-radius: var(--radius); padding: 6px 16px; }
.sum-row { display: flex; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); }
.sum-row:last-child { border-bottom: 0; }
.sum-area { flex: none; width: 7.5em; color: var(--sub); font-size: 13px; padding-top: 2px; }
.sum-names { font-weight: 600; }
.flow { counter-reset: n; list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.flow li { counter-increment: n; font-size: 13px; background: #f6f6f6; border-radius: 999px; padding: 4px 10px 4px 8px; }
.flow li::before { content: counter(n) " "; color: var(--pink-deep); font-weight: 700; }
.note { font-size: 13px; color: var(--sub); margin: 12px 0 0; }

.field { display: flex; flex-direction: column; gap: 6px; margin: 0 0 16px; border: 0; padding: 0; min-width: 0; }
.field > span, .field legend { font-size: 14px; font-weight: 600; }
.field em { font-style: normal; font-size: 11px; color: #fff; background: var(--pink-deep); border-radius: 4px; padding: 0 5px; margin-left: 6px; }
.field input, .field textarea {
  width: 100%; font: inherit; padding: 12px 14px; border: 1.5px solid var(--line); border-radius: 10px; background: #fff;
}
.field input:focus, .field textarea:focus { outline: none; border-color: var(--pink); }
.radio { display: flex; align-items: center; gap: 8px; padding: 6px 0; font-size: 15px; }
.radio input { accent-color: var(--pink-deep); width: 18px; height: 18px; }
.err { color: #c43c3c; font-size: 14px; margin: 0 0 10px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; }

.foot { max-width: 640px; margin: 0 auto; padding: 16px; color: var(--sub); font-size: 12px; border-top: 1px solid var(--line); }
.foot p { margin: 4px 0; }

@media (min-width: 560px) {
  .grid { grid-template-columns: 1fr 1fr; }
  .actions { flex-direction: row; }
  .actions .btn { flex: 1; }
}