:root {
  --ink: #1d2433; --muted: #6b7280; --line: #e3e5ea; --bg: #f5f4f0; --card: #fff;
  --navy: #1f2a44; --gold: #c99a2e; --green: #237a57; --red: #b42318; --amber: #b54708; --blue: #2457a6;
  --radius: 12px;
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Noto Sans JP", "Yu Gothic UI", sans-serif;
  color: var(--ink); background: var(--bg);
  -webkit-text-size-adjust: 100%;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
body { margin: 0; font-size: 15px; line-height: 1.55; }
a { color: var(--blue); text-decoration: none; }
h1 { font-size: 20px; margin: 4px 0 12px; }
h2 { font-size: 16px; margin: 20px 0 8px; }
h3 { font-size: 15px; margin: 12px 0 6px; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.num { font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.pos { color: var(--green); } .neg { color: var(--red); }

/* 枠 */
.top { position: sticky; top: 0; z-index: 10; display: flex; align-items: center; justify-content: space-between; gap: 8px;
  background: var(--navy); color: #fff; padding: 10px 14px; padding-top: max(10px, env(safe-area-inset-top)); }
.brand { color: #fff; font-weight: 700; display: flex; align-items: center; gap: 8px; font-size: 15px; }
.brand-mark { display: inline-grid; place-items: center; width: 56px; height: 56px; border-radius: 14px; background: var(--navy); color: #e9c46a; font-family: serif; font-size: 32px; }
.brand-mark.sm { width: 28px; height: 28px; font-size: 17px; border-radius: 7px; background: #2c3a5c; }
.who { font-size: 12px; opacity: .85; text-align: right; }
.view { max-width: 760px; margin: 0 auto; padding: 14px 14px 96px; }
.tabs { position: fixed; bottom: 0; left: 0; right: 0; z-index: 10; display: flex; background: #fff; border-top: 1px solid var(--line);
  padding-bottom: env(safe-area-inset-bottom); }
.tabs a { flex: 1; text-align: center; padding: 9px 2px 10px; font-size: 12px; color: var(--muted); font-weight: 600; }
.tabs a .ic { display: block; font-size: 18px; line-height: 1.2; }
.tabs a.on { color: var(--navy); box-shadow: inset 0 3px 0 var(--gold); }

/* 部品 */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; margin: 10px 0; }
.card.link { display: block; color: inherit; }
.card .row { display: flex; justify-content: space-between; gap: 10px; align-items: baseline; }
.list { display: grid; gap: 8px; }
.stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px; color: inherit; }
.stat b { display: block; font-size: 24px; }
.stat.warn { border-color: #f4c7a1; background: #fff7ef; }
.stat.bad { border-color: #f5b5ae; background: #fff1f0; }
.badge { display: inline-block; font-size: 11.5px; padding: 1px 8px; border-radius: 99px; background: #eef0f4; color: #374151; font-weight: 600; white-space: nowrap; }
.badge.gold { background: #fbf1d9; color: #7a5a0b; } .badge.green { background: #e3f4ec; color: var(--green); }
.badge.red { background: #fde8e6; color: var(--red); } .badge.amber { background: #fdf0e1; color: var(--amber); } .badge.blue { background: #e6eefb; color: var(--blue); }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; border: 1px solid var(--line); background: #fff; color: var(--ink);
  border-radius: 10px; padding: 9px 14px; font-size: 14.5px; font-weight: 600; cursor: pointer; min-height: 42px; font-family: inherit; }
.btn.primary { background: var(--navy); border-color: var(--navy); color: #fff; }
.btn.gold { background: var(--gold); border-color: var(--gold); color: #fff; }
.btn.danger { color: var(--red); border-color: #f5b5ae; }
.btn.block { width: 100%; }
.btn.sm { min-height: 32px; padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 10px 0; }
.head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.head h1 { margin: 0; }
.back { display: inline-block; margin-bottom: 6px; font-size: 13.5px; }
.meta { font-size: 12px; color: var(--muted); margin-top: 2px; }

/* 入力 */
form.f { display: grid; gap: 10px; }
label { display: grid; gap: 4px; font-size: 13px; font-weight: 600; color: #374151; }
input, select, textarea { font: inherit; font-size: 16px; padding: 9px 10px; border: 1px solid #cfd3da; border-radius: 9px; background: #fff; width: 100%; min-height: 42px; }
textarea { min-height: 70px; }
input[type=checkbox], input[type=radio] { width: auto; min-height: 0; transform: scale(1.25); margin-right: 6px; }
.check { display: flex; align-items: center; font-weight: 600; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 8px; }
.seg { display: flex; border: 1px solid #cfd3da; border-radius: 10px; overflow: hidden; }
.seg label { flex: 1; display: block; text-align: center; padding: 9px 4px; font-size: 14px; cursor: pointer; border-right: 1px solid #cfd3da; }
.seg label:last-child { border-right: 0; }
.seg input { display: none; }
.seg label:has(input:checked) { background: var(--navy); color: #fff; }
.hint { font-size: 12px; color: var(--muted); font-weight: 400; }
.error { color: var(--red); font-size: 13.5px; min-height: 1em; margin: 0; }
details.more { margin: 8px 0; } details.more summary { cursor: pointer; color: var(--blue); font-size: 14px; }

/* 表 */
.tbl-wrap { overflow-x: auto; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); }
table { border-collapse: collapse; width: 100%; font-size: 13.5px; }
th, td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { background: #fafaf8; font-size: 12px; color: var(--muted); font-weight: 600; white-space: nowrap; }
tr:last-child td { border-bottom: 0; }
td:first-child { min-width: 7.5em; }
tr.total td { font-weight: 700; background: #fafaf8; }

/* 商品 */
.card.prod, .prod { display: grid; grid-template-columns: 64px 1fr; gap: 12px; align-items: center; }
.thumb { width: 64px; height: 80px; border-radius: 8px; background: #eceae4 center/cover no-repeat; display: grid; place-items: center; color: #a3a3a3; font-size: 11px; overflow: hidden; }
.thumb img { width: 100%; height: 100%; object-fit: cover; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.chip { border: 1px solid var(--line); border-radius: 8px; padding: 2px 8px; font-size: 12.5px; background: #fafaf8; }
.chip.zero { color: #9ca3af; text-decoration: line-through; }
.cuts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.cut { aspect-ratio: 3/4; border: 1.5px dashed #c9ccd3; border-radius: 10px; display: grid; place-items: center; text-align: center; font-size: 12px; color: var(--muted);
  background: #fafaf8 center/cover no-repeat; position: relative; overflow: hidden; }
.cut.has { border-style: solid; border-color: var(--line); }
.cut img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.cut span { position: absolute; left: 0; right: 0; bottom: 0; background: rgba(0,0,0,.55); color: #fff; font-size: 11px; padding: 2px; }
.cut.req::after { content: '必須'; position: absolute; top: 4px; right: 4px; font-size: 10px; background: var(--gold); color: #fff; border-radius: 6px; padding: 0 5px; }

/* 撮影 */
.camera { position: relative; background: #000; border-radius: 12px; overflow: hidden; aspect-ratio: 3/4; }
.camera video, .camera img.preview { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.camera .guide { position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; }
.camera .label { position: absolute; top: 8px; left: 8px; background: rgba(0,0,0,.55); color: #fff; padding: 3px 10px; border-radius: 99px; font-size: 13px; }
.camera .nocam { position: absolute; inset: 0; display: grid; place-items: center; color: #ddd; text-align: center; padding: 20px; font-size: 14px; }
.shutter { width: 70px; height: 70px; border-radius: 50%; border: 5px solid #fff; background: var(--gold); box-shadow: 0 0 0 2px var(--gold); cursor: pointer; }
.shoot-bar { display: flex; align-items: center; justify-content: space-around; padding: 14px 0; }
.cutnav { display: flex; gap: 6px; overflow-x: auto; padding: 4px 0 8px; }
.cutnav a { flex: none; border: 1px solid var(--line); border-radius: 99px; padding: 4px 12px; font-size: 13px; background: #fff; color: var(--ink); }
.cutnav a.on { background: var(--navy); color: #fff; border-color: var(--navy); }
.cutnav a.done::before { content: '✓ '; color: var(--green); }
.cutnav a.on.done::before { color: #9ee6c4; }

/* 販売 */
.pick { display: grid; gap: 8px; }
.vbtn { display: flex; justify-content: space-between; align-items: center; width: 100%; text-align: left; border: 1px solid var(--line); background: #fff; border-radius: 10px; padding: 10px 12px; font: inherit; cursor: pointer; }
.vbtn:disabled { background: #f3f3f3; color: #a3a3a3; }
.cart { position: sticky; bottom: 70px; background: #fff; border: 2px solid var(--navy); border-radius: 14px; padding: 12px; margin-top: 14px; box-shadow: 0 6px 20px rgba(0,0,0,.08); }
.cart-line { display: grid; grid-template-columns: 1fr 96px 34px; gap: 6px; align-items: center; border-bottom: 1px solid var(--line); padding: 6px 0; font-size: 13.5px; }
.cart-line input { min-height: 36px; padding: 5px 8px; font-size: 15px; }
.total-row { display: flex; justify-content: space-between; font-weight: 700; font-size: 17px; margin: 8px 0; }

.toast { position: fixed; left: 50%; bottom: 84px; transform: translateX(-50%); background: var(--ink); color: #fff; padding: 10px 16px; border-radius: 10px; font-size: 14px;
  opacity: 0; pointer-events: none; transition: opacity .2s; z-index: 50; max-width: 92vw; }
.toast.show { opacity: 1; } .toast.err { background: var(--red); }
.empty { text-align: center; color: var(--muted); padding: 24px 0; }
.note { background: #fbf6e8; border: 1px solid #efdfb1; border-radius: 10px; padding: 10px 12px; font-size: 13px; }
.note.red { background: #fff1f0; border-color: #f5b5ae; }

/* ログイン */
.login-page { display: grid; place-items: center; min-height: 100vh; padding: 20px; }
.login-box { width: 100%; max-width: 360px; background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 26px 22px; text-align: center; }
.login-box form { display: grid; gap: 12px; text-align: left; margin-top: 12px; }
.login-box h1 { font-size: 18px; }

@media (min-width: 720px) {
  .stats { grid-template-columns: repeat(4, 1fr); }
  .cuts { grid-template-columns: repeat(8, 1fr); }
}