:root {
  --bg: #f6f7f9; --panel: #ffffff; --text: #111827; --muted: #4b5563; --line: #e5e7eb;
  --accent: #1d4ed8; --accent-soft: #e0e7ff; --ok: #047857; --ok-soft: #d1fae5; --warn: #b45309; --warn-soft: #fef3c7;
  --bad: #b91c1c; --bad-soft: #fee2e2; --chip: #f3f4f6;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1115; --panel: #171a21; --text: #e5e7eb; --muted: #9ca3af; --line: #2a2f3a;
    --accent: #7aa2ff; --accent-soft: #1e2a4a; --ok: #34d399; --ok-soft: #0f2e25; --warn: #fbbf24; --warn-soft: #3a2c0b;
    --bad: #f87171; --bad-soft: #3b1414; --chip: #222733;
  }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 -apple-system, "Pretendard", "Malgun Gothic", sans-serif; word-break: keep-all; }
body.center { display: flex; min-height: 100vh; align-items: center; justify-content: center; padding: 16px; }
a { color: var(--accent); }
h1 { font-size: 20px; margin: 0 0 8px; }
h2 { font-size: 17px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 16px 0 8px; }
.muted { color: var(--muted); font-size: 13px; }
header.top { display: flex; align-items: center; gap: 16px; padding: 12px 16px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 5; flex-wrap: wrap; }
header.top .brand { font-weight: 700; }
header.top .sp { flex: 1; }
nav.tabs { display: flex; gap: 4px; flex-wrap: wrap; }
nav.tabs button { background: none; border: 0; padding: 8px 12px; border-radius: 8px; color: var(--muted); cursor: pointer; font: inherit; }
nav.tabs button.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
main { max-width: 1280px; margin: 0 auto; padding: 16px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 16px; margin-bottom: 16px; }
.card.narrow { max-width: 420px; width: 100%; }
.grid { display: grid; gap: 12px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; padding: 12px 16px; }
.stat .v { font-size: 22px; font-weight: 700; }
.stat .l { color: var(--muted); font-size: 13px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.row.end { justify-content: flex-end; }
input, select, textarea { font: inherit; color: var(--text); background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 7px 10px; }
textarea { width: 100%; min-height: 120px; font-family: ui-monospace, Consolas, monospace; font-size: 13px; }
input[type=number] { width: 110px; }
button.btn { font: inherit; border: 1px solid var(--line); background: var(--panel); color: var(--text); border-radius: 8px; padding: 7px 12px; cursor: pointer; }
button.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.btn.danger { color: var(--bad); border-color: var(--bad); }
button.btn:disabled { opacity: .5; cursor: default; }
.tbl-wrap { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 8px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-weight: 600; font-size: 13px; white-space: nowrap; }
td.num, th.num { text-align: right; white-space: nowrap; }
img.thumb { width: 48px; height: 48px; object-fit: cover; border-radius: 6px; background: var(--chip); }
.chip { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 12px; background: var(--chip); color: var(--muted); margin: 1px 2px 1px 0; white-space: nowrap; }
.chip.ok { background: var(--ok-soft); color: var(--ok); }
.chip.warn { background: var(--warn-soft); color: var(--warn); }
.chip.bad { background: var(--bad-soft); color: var(--bad); }
.chip.info { background: var(--accent-soft); color: var(--accent); }
.form { display: grid; grid-template-columns: 180px 1fr; gap: 10px 12px; align-items: center; }
.form label { color: var(--muted); font-size: 14px; }
@media (max-width: 640px) { .form { grid-template-columns: 1fr; } }
.toast { position: fixed; bottom: 16px; left: 50%; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 16px; border-radius: 10px; display: none; z-index: 20; max-width: 90vw; }
.hidden { display: none !important; }
.pager { display: flex; gap: 8px; align-items: center; justify-content: flex-end; margin-top: 12px; }
dialog { border: 1px solid var(--line); border-radius: 12px; background: var(--panel); color: var(--text); max-width: 720px; width: calc(100% - 32px); }
dialog::backdrop { background: rgba(0,0,0,.4); }
.err { color: var(--bad); font-size: 13px; }