:root {
    --bg: #f4f5f7; --surface: #fff; --ink: #1d2329; --muted: #6b737c; --border: #dde1e5;
    --primary: #c8102e; --primary-hover: #a50d26; --error: #b42318; --success-bg: #e7f6ec; --success: #146c2e; --error-bg: #fdecea;
}
@media (prefers-color-scheme: dark) {
    :root { --bg: #15181b; --surface: #1f2327; --ink: #e8eaed; --muted: #9aa3ab; --border: #343a40; --success-bg: #173a24; --success: #8fd8a8; --error-bg: #3d1d1a; --error: #ff9b8f; }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--primary); }
h1 { font-size: 24px; margin: 0 0 12px; }
h2 { font-size: 18px; margin: 0 0 8px; }
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); }
.topbar__inner { max-width: 1100px; margin: 0 auto; padding: 12px 16px; display: flex; gap: 16px; align-items: center; justify-content: space-between; flex-wrap: wrap; }
.topbar nav { display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.page { max-width: 1100px; margin: 24px auto; padding: 0 16px; }
.page--narrow { max-width: 460px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 20px; margin-bottom: 20px; }
.header { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 8px; }
.stack { display: grid; gap: 12px; }
.row { display: flex; gap: 12px; align-items: flex-end; flex-wrap: wrap; margin-top: 12px; }
.period, .actions { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
label { display: grid; gap: 4px; font-size: 13px; color: var(--muted); }
label.check { display: flex; gap: 8px; align-items: center; color: var(--ink); }
input, select { font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 7px 10px; min-width: 0; }
.btn { display: inline-block; font: inherit; border: 1px solid var(--primary); background: var(--primary); color: #fff; border-radius: 6px; padding: 7px 14px; cursor: pointer; text-decoration: none; }
.btn:hover { background: var(--primary-hover); }
.btn--secondary { background: transparent; color: var(--ink); border-color: var(--border); }
.btn--secondary:hover { background: var(--bg); }
.link { font: inherit; background: none; border: 0; padding: 0; color: var(--primary); cursor: pointer; text-decoration: underline; }
.inline { display: inline; margin: 0; }
.muted { color: var(--muted); font-size: 13px; }
.error-text { color: var(--error); font-size: 13px; }
.banner { padding: 10px 14px; border-radius: 8px; margin-bottom: 14px; background: var(--surface); border: 1px solid var(--border); }
.banner--error { background: var(--error-bg); color: var(--error); border-color: transparent; }
.banner--success { background: var(--success-bg); color: var(--success); border-color: transparent; }
.badge { font-size: 12px; font-weight: 400; padding: 2px 8px; border-radius: 10px; background: var(--bg); color: var(--muted); }
.secret { font: 600 18px/1.4 ui-monospace, Menlo, Consolas, monospace; letter-spacing: 1px; padding: 10px; background: var(--bg); border-radius: 6px; word-break: break-all; }
.table-wrap { overflow-x: auto; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 13px; color: var(--muted); font-weight: 600; }
tfoot th { color: var(--ink); font-size: 15px; border-bottom: 0; }
.num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
tr.detail td { padding-top: 0; }
table.inner th, table.inner td { padding: 5px 8px; font-size: 13px; }
summary { cursor: pointer; color: var(--muted); font-size: 13px; }