:root {
  --bg: #f4f5f7; --card: #ffffff; --ink: #151a21; --muted: #5d6877; --line: #dfe3e8;
  --accent: #d6281f; --accent-ink: #ffffff; --ok: #1d7f45; --warn: #a15c00; --soft: #eceff3;
  --radius: 14px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12161c; --card: #1b212a; --ink: #eef1f5; --muted: #9aa5b4; --line: #2c3541;
    --accent: #ff5a4f; --accent-ink: #1a0503; --ok: #55c988; --warn: #f0b354; --soft: #242c37;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 16px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg); color: var(--ink);
  padding-bottom: calc(72px + env(safe-area-inset-bottom));
  -webkit-tap-highlight-color: transparent;
}
h1, h2, h3, p { margin: 0; }
h2 { font-size: 1.1rem; }
h3 { font-size: 1rem; }
img { max-width: 100%; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
.num { font-variant-numeric: tabular-nums; }

.top {
  position: sticky; top: 0; z-index: 5; display: flex; align-items: center; justify-content: space-between;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px; background: var(--bg); border-bottom: 1px solid var(--line);
}
.top h1 { font-size: 1.25rem; margin-right: auto; }
.top { gap: 4px; }
.sync { display: inline-flex; align-items: center; gap: 6px; font-size: .78rem; color: var(--muted); margin-right: 4px; }
.sync i { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); }
.sync[data-state=saving] i { background: var(--warn); }
.sync[data-state=offline] i { background: var(--accent); }
body.locked .tabs, body.locked .top button, body.locked .sync { display: none; }
.signin { max-width: 380px; margin: 8vh auto 0; justify-items: center; text-align: center; padding: 24px 20px; }
.signin input, .signin button { width: 100%; }
.signin img { border-radius: 14px; }
.guide { display: grid; gap: 8px; }
.guide details { border: 1px solid var(--line); border-radius: 10px; background: var(--card); }
.guide summary { cursor: pointer; padding: 12px 14px; font-weight: 600; }
.guide-body { padding: 0 14px 14px; display: grid; gap: 10px; font-size: .95rem; }
.guide-body ol, .guide-body ul { margin: 0; padding-left: 1.3em; display: grid; gap: 6px; }
label input[type=checkbox] { width: 18px; height: 18px; vertical-align: -3px; margin-right: 6px; accent-color: var(--accent); }
main { max-width: 860px; margin: 0 auto; padding: 16px; display: grid; gap: 14px; }

.tabs {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 6; display: grid; grid-template-columns: repeat(6, 1fr);
  background: var(--card); border-top: 1px solid var(--line); padding-bottom: env(safe-area-inset-bottom);
}
.tabs button {
  border: 0; background: none; color: var(--muted); font: inherit; font-size: .72rem; padding: 8px 2px 9px;
  display: grid; justify-items: center; gap: 2px; cursor: pointer;
}
.tabs .ico { font-size: 1.25rem; line-height: 1; }
.tabs button.on { color: var(--accent); font-weight: 600; }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; display: grid; gap: 10px; }
.row { display: flex; gap: 10px; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.grow { flex: 1; min-width: 0; }
.right { margin-left: auto; }

button, .btn {
  font: inherit; font-weight: 600; border-radius: 10px; border: 1px solid var(--line); background: var(--soft); color: var(--ink);
  padding: 10px 14px; cursor: pointer; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  text-decoration: none;
}
button.primary, .btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
button.ghost { background: none; border-color: transparent; color: var(--muted); min-height: 36px; padding: 6px 10px; }
button.mini, .btn.mini { min-height: 34px; min-width: 34px; padding: 4px 8px; }
button:disabled { opacity: .5; cursor: default; }
button.block, .btn.block { width: 100%; }
input[type=text], input[type=search], input[type=number], input[type=password], select {
  font: inherit; width: 100%; min-height: 44px; padding: 8px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--card); color: var(--ink);
}
input[type=range] { width: 100%; accent-color: var(--accent); }
input[type=file] { display: none; }

.drop {
  border: 2px dashed var(--line); border-radius: var(--radius); padding: 26px 16px; text-align: center; display: grid; gap: 10px;
  justify-items: center; background: var(--card);
}
.stage { position: relative; border-radius: 10px; overflow: hidden; background: #000; touch-action: none; line-height: 0; }
.stage canvas { width: 100%; height: auto; display: block; }

.list { display: grid; gap: 8px; }
.item {
  display: grid; grid-template-columns: 56px 1fr auto; gap: 10px; align-items: center;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 8px;
}
.item.done { opacity: .55; }
.item.flag { border-color: var(--warn); }
.thumb { width: 56px; height: 56px; border-radius: 8px; object-fit: contain; background: #fff; border: 1px solid var(--line); }
.thumbs { display: flex; gap: 4px; }
.name { font-weight: 600; overflow-wrap: anywhere; }
.swatch { display: inline-block; width: 12px; height: 12px; border-radius: 50%; border: 1px solid rgba(128,128,128,.6); vertical-align: -1px; margin-right: 4px; }
.pill { display: inline-block; font-size: .75rem; font-weight: 600; padding: 2px 8px; border-radius: 99px; background: var(--soft); color: var(--muted); }
.pill.ok { color: var(--ok); } .pill.warn { color: var(--warn); }
.qty { display: flex; align-items: center; gap: 6px; }
.qty b { min-width: 3.2ch; text-align: center; }

.bar { height: 10px; border-radius: 99px; background: var(--soft); overflow: hidden; }
.bar > i { display: block; height: 100%; background: var(--ok); border-radius: 99px; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; text-align: center; }
.stats div { background: var(--soft); border-radius: 10px; padding: 8px 4px; }
.stats b { display: block; font-size: 1.3rem; }
.group-h { display: flex; justify-content: space-between; align-items: baseline; margin-top: 6px; padding: 0 2px; }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.seg button { border: 0; border-radius: 0; min-height: 36px; padding: 6px 12px; background: var(--card); font-weight: 500; }
.seg button.on { background: var(--ink); color: var(--bg); }
.setcard { display: grid; grid-template-columns: 84px 1fr; gap: 12px; align-items: center; }
.setcard img { width: 84px; height: 64px; object-fit: contain; background: #fff; border-radius: 8px; border: 1px solid var(--line); }
.notice { border-left: 4px solid var(--warn); background: var(--soft); padding: 10px 12px; border-radius: 8px; }

#toast {
  position: fixed; left: 50%; bottom: calc(86px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  background: var(--ink); color: var(--bg); padding: 10px 16px; border-radius: 99px; font-size: .9rem; z-index: 20;
  opacity: 0; pointer-events: none; transition: opacity .2s; max-width: 90vw; text-align: center;
}
#toast.show { opacity: 1; }
dialog {
  border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--ink);
  width: min(560px, calc(100vw - 32px)); max-height: 85vh; padding: 16px;
}
dialog::backdrop { background: rgba(0,0,0,.5); }
dialog .body { display: grid; gap: 12px; }
a { color: var(--accent); }

.loc {
  min-height: 28px; padding: 2px 10px; margin-top: 4px; border-radius: 99px; font-size: .78rem; font-weight: 600;
  background: none; border: 1px dashed var(--line); color: var(--muted);
}
.loc.set { border-style: solid; border-color: var(--ok); color: var(--ok); }
code { font-size: .85em; background: var(--soft); padding: 1px 5px; border-radius: 5px; }