:root {
    --bg: #f6f7f9; --card: #ffffff; --text: #1d2330; --muted: #5d6677; --line: #dfe3ea;
    --accent: #2457d6; --accent-text: #ffffff; --ok: #1f7a3f; --warn-bg: #fff6e0; --warn: #8a5a00; --err: #b42318;
    color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
    :root {
        --bg: #12151b; --card: #1b1f27; --text: #e6e9ef; --muted: #9aa3b2; --line: #2d3340;
        --accent: #6b93ff; --accent-text: #0b0f17; --ok: #5fcf8a; --warn-bg: #3a2f12; --warn: #f3c969; --err: #ff8a80;
    }
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
main { max-width: 960px; margin: 0 auto; padding: 32px 16px 64px; }
h1 { font-size: 26px; margin: 0 0 8px; }
h2 { font-size: 18px; margin: 0 0 12px; }
h3 { font-size: 15px; margin: 20px 0 8px; }
.lead, .hint { color: var(--muted); margin-top: 0; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 20px; margin-top: 16px; }
form { display: flex; gap: 8px; flex-wrap: wrap; }
input[type=password] { flex: 1 1 280px; padding: 9px 12px; border: 1px solid var(--line); border-radius: 8px; background: transparent; color: inherit; font: inherit; }
input[type=file] { flex: 1 1 280px; color: inherit; }
button { padding: 9px 16px; border: 0; border-radius: 8px; background: var(--accent); color: var(--accent-text); font: inherit; font-weight: 600; cursor: pointer; }
button:disabled { opacity: .5; cursor: default; }
#import { margin-top: 20px; }
.status { min-height: 1.5em; margin: 10px 0 0; color: var(--muted); }
.status[data-state=error] { color: var(--err); }
.status[data-state=ok] { color: var(--ok); }
.facts { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 0 0 12px; }
.facts dt { color: var(--muted); }
.facts dd { margin: 0; overflow-wrap: anywhere; }
.warning { background: var(--warn-bg); color: var(--warn); border-radius: 8px; padding: 10px 12px; margin: 12px 0; }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; font-size: 14px; }
th, td { text-align: left; padding: 6px 10px; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { color: var(--muted); font-weight: 600; }
table.compact td, table.compact th { padding: 3px 10px; }
details { margin-bottom: 14px; }
summary { cursor: pointer; color: var(--accent); }
progress { width: 100%; height: 10px; margin-bottom: 12px; }
code { font-size: 13px; }