:root {
  --bg: #f4f5f7; --card: #fff; --text: #1d2330; --muted: #667085; --line: #d9dde3;
  --accent: #0b63ce; --accent-text: #fff; --ok: #12805c; --warn: #b54708; --danger: #c01048;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.6 "Segoe UI", "Yu Gothic UI", "Meiryo", sans-serif; }
header { display: flex; align-items: center; gap: 12px; padding: 12px 20px; background: var(--card); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; }
header h1 { font-size: 18px; margin: 0; }
header nav { display: flex; gap: 4px; margin-left: 12px; }
header nav a { padding: 5px 12px; border-radius: 6px; color: var(--text); text-decoration: none; font-size: 14px; }
header nav a:hover { background: var(--bg); }
header nav a.active { background: #e8f1fd; color: var(--accent); font-weight: 600; }
header #envBadge { margin-left: auto; }
.login-box { max-width: 380px; margin: 80px auto; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin: 6px 0 10px; }
.chip { border: 1px solid var(--line); background: #fff; color: var(--text); border-radius: 16px; padding: 3px 12px; font-size: 13px; cursor: pointer; }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
.chip b { margin-left: 4px; }
.table-wrap { overflow: auto; max-height: calc(100vh - 260px); border: 1px solid var(--line); border-radius: 8px; }
.ledger { margin: 0; font-size: 13px; }
.ledger th { position: sticky; top: 0; background: #f8fafc; z-index: 1; white-space: nowrap; cursor: pointer; }
.ledger td { white-space: nowrap; max-width: 320px; overflow: hidden; text-overflow: ellipsis; }
.ledger tbody tr { cursor: pointer; }
.ledger tbody tr:hover { background: #f0f6ff; }
.num-col { text-align: right; font-variant-numeric: tabular-nums; }
.st { display: inline-block; padding: 0 8px; border-radius: 10px; font-size: 12px; background: #eef0f3; }
.st-出品待ち { background: #fff4e5; color: var(--warn); font-weight: 600; }
.st-出品中 { background: #e8f1fd; color: var(--accent); }
.st-売却済, .st-発送済, .st-国内売却済 { background: #e7f6ef; color: var(--ok); }
.st-保留, .st-仕入れ元返品依頼中 { background: #fdecef; color: var(--danger); }
.neg { color: var(--danger); font-weight: 600; }
.calcbox { background: #f8fafc; border: 1px solid var(--line); border-radius: 8px; padding: 8px 12px; margin-top: 8px; }
.calcbox #calcOut { font-size: 14px; color: var(--text); line-height: 1.9; }
.drawer { position: fixed; top: 0; right: 0; bottom: 0; width: min(560px, 100vw); background: #fff; box-shadow: -4px 0 20px rgba(0,0,0,.15); z-index: 10; overflow-y: auto; padding: 16px 20px; }
.drawer h2 { margin-top: 0; display: flex; align-items: center; gap: 8px; }
.drawer .close { margin-left: auto; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.form-grid .full { grid-column: 1 / -1; }
.form-grid h3 { grid-column: 1 / -1; font-size: 14px; margin: 14px 0 0; padding-top: 10px; border-top: 1px solid var(--line); }
main { max-width: 1100px; margin: 0 auto; padding: 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 10px; padding: 16px 20px; margin-bottom: 16px; }
.card h2 { font-size: 16px; margin: 0 0 10px; display: flex; align-items: center; gap: 8px; }
.num { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--accent); color: var(--accent-text); font-size: 13px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 8px 0 2px; }
input, textarea, select { width: 100%; padding: 7px 9px; border: 1px solid var(--line); border-radius: 6px; font: inherit; color: var(--text); background: #fff; }
textarea { resize: vertical; }
button { font: inherit; padding: 7px 14px; border-radius: 6px; border: 1px solid var(--accent); background: var(--accent); color: var(--accent-text); cursor: pointer; white-space: nowrap; }
button.ghost { background: #fff; color: var(--accent); }
button.primary { font-weight: 600; }
button.small, a.small { font-size: 13px; padding: 4px 10px; }
button:disabled { opacity: .5; cursor: wait; }
.row { display: flex; gap: 8px; align-items: center; margin: 8px 0; flex-wrap: wrap; }
.row input { flex: 1; min-width: 200px; }
.actions { justify-content: flex-end; }
.inline { display: inline-flex; gap: 6px; align-items: center; margin: 0; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.calc { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 4px 12px; }
.hint { font-size: 13px; color: var(--muted); margin: 6px 0; }
.hidden { display: none !important; }
.badge { font-size: 12px; padding: 2px 8px; border-radius: 10px; background: #e8f1fd; color: var(--accent); }
.badge.sandbox { background: #fff4e5; color: var(--warn); }
.bookmarklet { display: inline-block; padding: 2px 10px; border: 1px dashed var(--accent); border-radius: 6px; text-decoration: none; color: var(--accent); background: #f0f6ff; }
.src-info { background: #f8fafc; border: 1px solid var(--line); border-radius: 6px; padding: 8px 12px; font-size: 13px; }
.photos { display: grid; grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap: 10px; }
.photo { position: relative; border: 2px solid var(--accent); border-radius: 8px; overflow: hidden; cursor: grab; background: #eee; aspect-ratio: 1; }
.photo img { width: 100%; height: 100%; object-fit: contain; display: block; pointer-events: none; }
.photo.off { border-color: var(--line); opacity: .35; }
.photo .tag { position: absolute; left: 4px; top: 4px; font-size: 11px; padding: 0 6px; border-radius: 4px; background: rgba(0,0,0,.6); color: #fff; }
.photo .tag.own { background: var(--ok); }
.photo .del { position: absolute; right: 4px; top: 4px; width: 24px; height: 24px; padding: 0; border-radius: 50%; border: none;
  background: rgba(192,16,72,.9); color: #fff; font-size: 16px; line-height: 24px; cursor: pointer; }
.photo .del:hover { background: var(--danger); }
.photo .main { position: absolute; left: 4px; bottom: 4px; font-size: 11px; padding: 0 6px; border-radius: 4px; background: var(--accent); color: #fff; }
.photo.dragging { opacity: .4; }
.drop { margin-top: 12px; border: 2px dashed var(--line); border-radius: 8px; padding: 22px; text-align: center; color: var(--muted); cursor: pointer; }
.drop.over { border-color: var(--accent); background: #f0f6ff; color: var(--accent); }
.count { float: right; }
.count.over { color: var(--danger); font-weight: 600; }
.result { display: flex; gap: 20px; align-items: end; flex-wrap: wrap; margin-top: 10px; padding-top: 10px; border-top: 1px solid var(--line); }
.result b { font-size: 20px; color: var(--accent); }
.result label { width: 160px; }
.profit { font-size: 14px; }
.profit .neg { color: var(--danger); font-weight: 600; }
table { width: 100%; border-collapse: collapse; margin: 8px 0; font-size: 14px; }
th, td { border-bottom: 1px solid var(--line); padding: 4px 6px; text-align: left; vertical-align: top; }
.specs td input { padding: 4px 6px; }
.specs td:last-child { width: 40px; }
.history td { font-size: 13px; }
.result-box { background: #f8fafc; border: 1px solid var(--line); border-radius: 6px; padding: 10px; white-space: pre-wrap; font-size: 13px; }
.result-box.err { border-color: var(--danger); color: var(--danger); }
.result-box.ok { border-color: var(--ok); color: var(--ok); }
dialog { border: none; border-radius: 10px; width: min(640px, 94vw); padding: 20px 24px; }
dialog::backdrop { background: rgba(0,0,0,.35); }
dialog h2 { margin-top: 0; }
.toast { position: fixed; bottom: 20px; left: 50%; transform: translateX(-50%); background: #1d2330; color: #fff; padding: 10px 18px; border-radius: 8px; z-index: 20; max-width: 90vw; white-space: pre-wrap; }
.toast.err { background: var(--danger); }
@media (max-width: 760px) { .grid2, .grid3 { grid-template-columns: 1fr; } }