:root {
  --bg: #fbf5ee;
  --card: #ffffff;
  --text: #2a1c17;
  --muted: #76655d;
  --line: #eadbcf;
  --accent: #c2321f;
  --accent-ink: #ffffff;
  --warm: #e98b16;
  --ok: #1c8a4c;
  --ng: #c2321f;
  --soft: #fbebe3;
  --bar-p: #d9542f;
  --bar-f: #e9a21b;
  --bar-c: #6a9f3a;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1310;
    --card: #251b17;
    --text: #f2e8e2;
    --muted: #b4a198;
    --line: #42322b;
    --accent: #f0664e;
    --accent-ink: #1a1310;
    --warm: #f5a742;
    --ok: #58c886;
    --ng: #f0664e;
    --soft: #33231d;
    --bar-p: #f0805e;
    --bar-f: #f2bb4c;
    --bar-c: #8fc45f;
  }
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Hiragino Sans", "Yu Gothic UI", "Meiryo", sans-serif;
  line-height: 1.65;
}
a { color: var(--accent); }
.site-header, .site-footer { max-width: 680px; margin: 0 auto; padding: 12px 16px; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.logo { font-weight: 800; text-decoration: none; color: var(--text); letter-spacing: .5px; }
.logo b { color: var(--accent); }
.nav { display: flex; gap: 12px; font-size: 13px; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a.on { color: var(--accent); font-weight: 700; }
.site-footer { display: flex; flex-wrap: wrap; gap: 8px 16px; font-size: 13px; color: var(--muted); padding-bottom: 32px; }
.wrap { max-width: 680px; margin: 0 auto; padding: 0 16px; }
.screen { background: var(--card); border: 1px solid var(--line); border-radius: 16px; padding: 20px 16px; margin-bottom: 16px; }
h1 { font-size: 24px; margin: 0 0 8px; line-height: 1.35; }
h2 { font-size: 19px; margin: 24px 0 8px; }
h3 { font-size: 16px; margin: 20px 0 6px; }
.lead { margin: 0 0 16px; }
.small { font-size: 12px; color: var(--muted); }

.btn {
  display: block; width: 100%; padding: 12px; margin: 8px 0;
  border-radius: 10px; border: 1px solid var(--line);
  background: var(--card); color: var(--text); font-family: inherit;
  font-size: 16px; text-align: center; text-decoration: none; cursor: pointer;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); font-weight: 700; }

/* スタート画面 */
.step { margin: 16px 0 4px; font-weight: 700; }
.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 8px 0 4px; }
.mode { border: 2px solid var(--line); border-radius: 12px; padding: 10px 6px; background: var(--card); color: var(--text);
  cursor: pointer; font-family: inherit; text-align: center; }
.mode strong { display: block; font-size: 16px; }
.mode span { display: block; font-size: 11px; color: var(--muted); line-height: 1.4; }
.mode.on { border-color: var(--accent); background: var(--soft); }
.ranges { display: grid; grid-template-columns: 1fr 1fr; gap: 0 8px; }
.ranges .btn { margin: 4px 0; text-align: left; padding: 10px 12px; }
.ranges .btn .count { display: block; font-size: 12px; font-weight: 400; opacity: .8; }
.best { font-size: 13px; color: var(--muted); }
.daily { display: flex; gap: 10px; align-items: center; padding: 12px; margin: 8px 0 4px; border-radius: 12px;
  background: color-mix(in srgb, var(--warm) 12%, var(--card)); border: 1px solid color-mix(in srgb, var(--warm) 40%, var(--line)); }
.daily > div { flex: 1; }
.daily strong { display: block; font-size: 17px; }
.daily span { display: block; font-size: 12px; color: var(--muted); line-height: 1.45; }
.daily .btn { width: auto; flex: none; margin: 0; padding: 10px 14px; background: var(--warm); border-color: var(--warm); color: #fff; font-weight: 700; }
.promo { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 16px; }
.promo a { display: block; padding: 12px; border-radius: 12px; border: 1px solid var(--line); text-decoration: none; color: var(--text); }
.promo a strong { display: block; color: var(--accent); }
.promo a span { font-size: 12px; color: var(--muted); }

/* どっちが高い？ */
.progress { display: flex; justify-content: space-between; align-items: center; gap: 8px; font-size: 14px; color: var(--muted); }
.tag { background: var(--soft); color: var(--accent); border-radius: 999px; padding: 2px 10px; font-size: 12px; font-weight: 700; }
.score { font-weight: 700; color: var(--text); }
.question { font-size: 20px; font-weight: 800; text-align: center; margin: 14px 0 4px; }
.question small { display: block; font-size: 12px; font-weight: 400; color: var(--muted); }
.vs { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 12px 0; position: relative; }
.vs::after { content: "VS"; position: absolute; left: 50%; top: 44px; transform: translateX(-50%); font-weight: 900; font-size: 13px;
  background: var(--text); color: var(--card); border-radius: 999px; padding: 4px 7px; pointer-events: none; }
.item { display: flex; flex-direction: column; align-items: center; gap: 2px; padding: 16px 8px; min-height: 180px;
  border: 2px solid var(--line); border-radius: 14px; background: var(--card); color: var(--text); font-family: inherit; cursor: pointer; }
.item:hover:not(:disabled) { border-color: var(--accent); }
.item .emoji { font-size: 44px; line-height: 1.2; }
.item .name { font-size: 19px; font-weight: 800; line-height: 1.3; }
.item .cat { font-size: 12px; color: var(--muted); }
.item .val { font-size: 22px; font-weight: 900; margin-top: 6px; min-height: 1.3em; }
.item .sub { font-size: 11px; color: var(--muted); min-height: 1.2em; text-align: center; }
.item:disabled { cursor: default; }
.item.win { border-color: var(--ok); background: color-mix(in srgb, var(--ok) 8%, var(--card)); }
.item.win .val { color: var(--ok); }
.item.lose { opacity: .75; }
.item.picked-wrong { border-color: var(--ng); }
.feedback { text-align: center; }
.verdict { font-size: 26px; font-weight: 900; margin: 4px 0; }
.verdict.ok { color: var(--ok); }
.verdict.ng { color: var(--ng); }
.trivia { background: var(--soft); border-radius: 10px; padding: 10px 12px; font-size: 14px; text-align: left; }

/* 結果 */
.judge { text-align: center; }
.judge-emoji { font-size: 64px; line-height: 1.2; }
.judge-label { margin: 0; color: var(--muted); }
.judge-score { font-size: 48px; font-weight: 900; margin: 0; color: var(--accent); }
.judge-score small { font-size: 18px; color: var(--muted); }
.judge-title { font-size: 24px; font-weight: 800; margin: 4px 0; }
.share-title { font-weight: 700; margin: 20px 0 6px; }
.share-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.sns { display: block; padding: 10px 4px; border-radius: 10px; text-align: center; text-decoration: none; font-weight: 700; font-size: 14px;
  color: #fff; border: 0; font-family: inherit; cursor: pointer; }
.sns-x { background: #111; } .sns-line { background: #06c755; } .sns-threads { background: #333; }
.sns-bluesky { background: #1185fe; } .sns-facebook { background: #1877f2; } .sns-copy { background: #6b5a52; }
.review { padding-left: 0; list-style: none; font-size: 14px; }
.review li { padding: 6px 0; border-bottom: 1px solid var(--line); }
.review .ok { color: var(--ok); font-weight: 800; }
.review .ng { color: var(--ng); font-weight: 800; }

/* 計算機 */
.bowl { position: sticky; top: 0; z-index: 2; background: var(--card); border: 2px solid var(--accent); border-radius: 14px; padding: 12px; margin: 12px 0; }
.bowl-total { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; }
.bowl-total .kcal { font-size: 30px; font-weight: 900; color: var(--accent); }
.bowl-total .kcal small { font-size: 14px; }
.bowl-total .g { font-size: 14px; color: var(--muted); }
.pfc { display: flex; height: 10px; border-radius: 999px; overflow: hidden; background: var(--line); margin: 6px 0 4px; }
.pfc span { display: block; height: 100%; }
.pfc .p { background: var(--bar-p); } .pfc .f { background: var(--bar-f); } .pfc .c { background: var(--bar-c); }
.nutri { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; font-size: 12px; text-align: center; }
.nutri b { display: block; font-size: 15px; }
.nutri i { font-style: normal; display: inline-block; width: 8px; height: 8px; border-radius: 2px; margin-right: 3px; }
.cat-block h3 { margin: 18px 0 4px; font-size: 15px; color: var(--muted); }
.pick { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 6px; padding: 6px 0; border-bottom: 1px solid var(--line); }
.pick .nm { font-weight: 700; line-height: 1.3; }
.pick .nm small { display: block; font-weight: 400; font-size: 12px; color: var(--muted); }
.pick.has { background: var(--soft); border-radius: 8px; padding: 6px; }
.stepper { display: flex; align-items: center; gap: 4px; }
.stepper button { width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text);
  font-size: 18px; cursor: pointer; font-family: inherit; }
.stepper input { width: 58px; height: 36px; text-align: right; font-size: 16px; border: 1px solid var(--line); border-radius: 8px;
  padding: 0 6px; background: var(--card); color: var(--text); font-family: inherit; }
.stepper .unit { font-size: 13px; color: var(--muted); }
.swap { list-style: none; padding: 0; margin: 8px 0; font-size: 14px; }
.swap li { padding: 8px 10px; background: var(--soft); border-radius: 8px; margin-bottom: 6px; }
.row-btns { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.row-btns .btn { margin: 4px 0; }
.presets { display: flex; flex-wrap: wrap; gap: 6px; }
.presets button { border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 999px; padding: 6px 12px;
  font-size: 13px; cursor: pointer; font-family: inherit; }

/* 一覧 */
.filters { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.filters button { border: 1px solid var(--line); background: var(--card); color: var(--text); border-radius: 999px; padding: 4px 10px;
  font-size: 13px; cursor: pointer; font-family: inherit; }
.filters button.on { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.table-wrap { overflow-x: auto; margin: 0 -16px; padding: 0 16px; }
table.list { width: 100%; border-collapse: collapse; font-size: 14px; }
table.list th, table.list td { padding: 7px 6px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
table.list th:first-child, table.list td:first-child { text-align: left; white-space: normal; min-width: 7em; }
table.list th { font-size: 12px; color: var(--muted); cursor: pointer; user-select: none; }
table.list th.sorted { color: var(--accent); }
table.list td small { display: block; font-size: 11px; color: var(--muted); }
table.list td.kcal { font-weight: 800; }
.kbar { display: block; height: 4px; background: var(--accent); border-radius: 2px; margin-top: 3px; opacity: .6; }

.doc h1 { font-size: 22px; }
.doc li { margin-bottom: 4px; }
.note { border-left: 4px solid var(--warm); background: color-mix(in srgb, var(--warm) 8%, var(--card)); padding: 8px 12px; font-size: 14px; border-radius: 0 8px 8px 0; }
.ad-slot { margin: 16px 0; }
.ad-slot:empty { display: none; }
.hikidashi-more { margin-top: 16px; }
@media (max-width: 380px) {
  .item .name { font-size: 17px; }
  .nutri { grid-template-columns: repeat(3, 1fr); }
}