:root {
  --bg: #f4f5f2; --panel: #ffffff; --ink: #1c1f1d; --muted: #6b716d; --line: #e2e4df;
  --accent: #0f766e; --accent-ink: #ffffff; --accent-soft: #e3f1ee;
  --ok: #15803d; --ok-soft: #e7f5ea; --warn: #b45309; --warn-soft: #fdf3e2; --err: #b91c1c; --err-soft: #fdeceb;
  --info-soft: #eef0f3; --radius: 10px;
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #121413; --panel: #1b1e1c; --ink: #e8ebe8; --muted: #9aa19c; --line: #2c312e;
    --accent: #2bb3a3; --accent-ink: #062b27; --accent-soft: #163633;
    --ok: #4ade80; --ok-soft: #14301f; --warn: #f5b04c; --warn-soft: #33270f; --err: #f87171; --err-soft: #3a1717; --info-soft: #23272a;
    color-scheme: dark;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-size: 14px; line-height: 1.45; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12.5px; }
.err { color: var(--err); min-height: 1.2em; }
h3 { margin: 0 0 10px; font-size: 15px; letter-spacing: .01em; }
h4 { margin: 16px 0 6px; font-size: 13px; }

.top { position: sticky; top: 0; z-index: 5; display: flex; align-items: center; gap: 24px; padding: 10px 20px; background: var(--panel); border-bottom: 1px solid var(--line); flex-wrap: wrap; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; }
.logo { width: 22px; height: 22px; border-radius: 6px; background: var(--accent); position: relative; }
.logo::after { content: ""; position: absolute; inset: 6px 5px; border-top: 2.5px solid var(--accent-ink); border-bottom: 2.5px solid var(--accent-ink); }
nav { display: flex; gap: 4px; flex-wrap: wrap; }
nav button { border: 0; background: transparent; color: var(--muted); padding: 8px 12px; border-radius: 8px; font: inherit; cursor: pointer; }
nav button:hover { background: var(--info-soft); color: var(--ink); }
nav button.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

main { max-width: 1180px; margin: 0 auto; padding: 20px 16px 80px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; margin-bottom: 16px; }
.row { display: flex; align-items: center; }
.row.wrap { flex-wrap: wrap; }
.gap { gap: 10px; }
.between { justify-content: space-between; }
.end { justify-content: flex-end; margin-top: 14px; }
.end-items { align-items: flex-end; }
.grow { flex: 1; }

.field { display: flex; flex-direction: column; gap: 4px; min-width: 160px; }
.field span { font-size: 12px; color: var(--muted); font-weight: 600; }
input, select { font: inherit; color: var(--ink); background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; min-height: 36px; }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
.search { min-width: 220px; }
.search.wide { width: 100%; margin: 6px 0 10px; }

.btn { font: inherit; border: 1px solid var(--line); background: var(--panel); color: var(--ink); padding: 8px 14px; border-radius: 8px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; }
.btn:hover { border-color: var(--muted); }
.btn.primary { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); font-weight: 600; }
.btn.primary:hover { filter: brightness(1.07); }
.btn.big { padding: 11px 22px; font-size: 15px; }
.btn:disabled { opacity: .45; cursor: not-allowed; filter: none; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 4px 9px; font-size: 12.5px; }
.x { border: 0; background: none; font-size: 22px; color: var(--muted); cursor: pointer; }

.drops { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 14px; }
@media (max-width: 720px) { .drops { grid-template-columns: 1fr; } }
.drop { border: 1.5px dashed var(--line); border-radius: var(--radius); padding: 18px; min-height: 120px; cursor: pointer; transition: border-color .15s, background .15s; }
.drop:hover, .drop.over { border-color: var(--accent); background: var(--accent-soft); }
.drop-title { font-weight: 700; }
.drop-sub { color: var(--muted); font-size: 12.5px; margin-bottom: 10px; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { display: inline-flex; align-items: center; gap: 6px; background: var(--info-soft); border-radius: 999px; padding: 3px 4px 3px 10px; font-size: 12.5px; max-width: 100%; }
.chip span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.chip button { border: 0; background: transparent; color: var(--muted); cursor: pointer; font-size: 15px; line-height: 1; padding: 0 5px; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; }
.stat .k { font-size: 12px; color: var(--muted); font-weight: 600; }
.stat .v { font-size: 22px; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 2px; }
.stat .s { font-size: 12px; color: var(--muted); }
.stat.ok { border-color: var(--ok); background: var(--ok-soft); } .stat.ok .v { color: var(--ok); }
.stat.bad { border-color: var(--err); background: var(--err-soft); } .stat.bad .v { color: var(--err); }

.issues { list-style: none; margin: 0 0 10px; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.issues li { padding: 8px 10px; border-radius: 8px; font-size: 13px; border-left: 3px solid; }
.issues li.error { background: var(--err-soft); border-color: var(--err); }
.issues li.warn { background: var(--warn-soft); border-color: var(--warn); }
.issues li.info { background: var(--info-soft); border-color: var(--muted); }
.issues li.ok { background: var(--ok-soft); border-color: var(--ok); }
.issues .more { cursor: pointer; color: var(--accent); background: none; border: 0; font: inherit; padding: 0; }
details summary { cursor: pointer; color: var(--accent); font-weight: 600; margin: 4px 0 8px; }

.table-wrap { overflow: auto; max-height: 560px; border: 1px solid var(--line); border-radius: 8px; }
.table-wrap.short { max-height: 320px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th { position: sticky; top: 0; background: var(--panel); text-align: left; font-size: 12px; color: var(--muted); font-weight: 600; padding: 8px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; z-index: 1; }
.tbl td { padding: 7px 10px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td.num, .tbl th.num { text-align: right; font-variant-numeric: tabular-nums; }
.tbl tr.missing td { background: var(--err-soft); }
.tbl tr.closest td { background: var(--warn-soft); }
.tbl tr.diff td { background: var(--err-soft); }
.tbl tr.clickable { cursor: pointer; }
.tbl tr.clickable:hover td { background: var(--accent-soft); }
.sku-cell { display: flex; gap: 6px; align-items: center; }
.sku-cell input { width: 240px; font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.5px; text-transform: uppercase; }
.mono { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 12.5px; }
.note { font-size: 11.5px; color: var(--muted); margin-top: 2px; }
.note.warn { color: var(--warn); }

.badge { display: inline-block; font-size: 11px; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--info-soft); color: var(--muted); }
.badge.saved { background: var(--accent-soft); color: var(--accent); }
.badge.list { background: var(--ok-soft); color: var(--ok); }
.badge.auto { background: var(--info-soft); color: var(--ink); }
.badge.closest { background: var(--warn-soft); color: var(--warn); }
.badge.missing { background: var(--err-soft); color: var(--err); }
.badge.edited { background: var(--accent-soft); color: var(--accent); }
.legend { display: flex; gap: 6px; flex-wrap: wrap; }
.gen { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }

.map-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; margin-top: 12px; }
.steps { margin: 0 0 12px; padding-left: 18px; color: var(--muted); }

dialog { border: 1px solid var(--line); border-radius: 12px; padding: 0; width: min(760px, 94vw); background: var(--panel); color: var(--ink); }
dialog::backdrop { background: rgba(0,0,0,.35); }
.dlg { padding: 16px; }

.login { position: fixed; inset: 0; z-index: 50; background: var(--bg); display: grid; place-items: center; padding: 16px; }
.login-card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 28px; width: min(360px, 100%); display: flex; flex-direction: column; gap: 12px; }

.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%) translateY(20px); background: var(--ink); color: var(--panel); padding: 10px 16px; border-radius: 8px; opacity: 0; pointer-events: none; transition: all .2s; z-index: 60; max-width: 90vw; }
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.busy { position: fixed; inset: 0; background: rgba(0,0,0,.25); display: flex; align-items: center; justify-content: center; gap: 12px; z-index: 55; color: #fff; font-weight: 600; }
.spinner { width: 26px; height: 26px; border: 3px solid rgba(255,255,255,.4); border-top-color: #fff; border-radius: 50%; animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.check { display: flex; gap: 8px; align-items: center; margin: 12px 0 4px; }
.check input { min-height: 0; width: 16px; height: 16px; }