:root {
    --bg: #f5f7fa;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text: #1e293b;
    --muted: #64748b;
    --accent: #2563eb;
    --accent-soft: #dbeafe;
    --ok: #047857;
    --ok-soft: #d1fae5;
    --warn: #b45309;
    --warn-soft: #fef3c7;
    --bad: #b91c1c;
    --bad-soft: #fee2e2;
    --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font: 15px/1.6 "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
code, .mono { font-family: var(--mono); font-size: 12.5px; }
code { background: #eef2f7; padding: 1px 5px; border-radius: 4px; }

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 28px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
}
.brand { color: var(--text); font-weight: 650; }
.brand span { color: var(--muted); font-weight: 400; font-size: 13px; margin-left: 8px; }
.nav { display: flex; align-items: center; gap: 18px; font-size: 14px; }
.inline { display: inline; margin: 0; }
.link { background: none; border: 0; padding: 0; color: var(--accent); cursor: pointer; font: inherit; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 28px 24px 60px; }

h1 { font-size: 24px; margin: 0 0 6px; }
h2 { font-size: 18px; margin: 34px 0 12px; }
h3 { font-size: 15px; margin: 0 0 12px; color: var(--muted); font-weight: 600; }
p { margin: 6px 0; }
.muted { color: var(--muted); }
.strong { font-weight: 600; }
.hint { color: var(--muted); font-size: 12.5px; }

.page-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 18px;
}
.empty { text-align: center; padding: 40px; }
.narrow { max-width: 420px; }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.stack { display: flex; flex-direction: column; gap: 14px; }
.stack label { display: flex; flex-direction: column; gap: 6px; font-size: 13.5px; }

input[type="text"], input[type="password"], input[type="file"] {
    padding: 9px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font: inherit;
    background: #fff;
}
input[type="file"] { padding: 7px; }
input:focus { outline: 2px solid var(--accent-soft); border-color: var(--accent); }

.btn {
    display: inline-block;
    padding: 9px 16px;
    border: 1px solid var(--accent);
    border-radius: 8px;
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    width: fit-content;
}
.btn:hover { filter: brightness(1.05); text-decoration: none; }
.btn.ghost { background: #fff; color: var(--accent); }
.check { flex-direction: row !important; align-items: center; gap: 8px !important; color: var(--muted); }

.table { width: 100%; border-collapse: collapse; background: var(--surface); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
.table th {
    text-align: left;
    font-size: 12px;
    letter-spacing: .04em;
    text-transform: uppercase;
    color: var(--muted);
    padding: 11px 14px;
    border-bottom: 1px solid var(--border);
    background: #fafbfd;
}
.table td { padding: 13px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
.table tr:last-child td { border-bottom: 0; }

.badge {
    display: inline-block;
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    background: #eef2f7;
    color: var(--muted);
    white-space: nowrap;
}
.badge.ready { background: var(--warn-soft); color: var(--warn); }
.badge.submitted { background: var(--accent-soft); color: var(--accent); }
.badge.aggregated { background: var(--ok-soft); color: var(--ok); }

.progress { height: 7px; border-radius: 999px; background: #e9eef5; overflow: hidden; margin-bottom: 5px; max-width: 280px; }
.progress span { display: block; height: 100%; background: var(--accent); border-radius: 999px; }

.kv { display: grid; grid-template-columns: 78px 1fr; gap: 6px 12px; margin: 0; font-size: 13.5px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-all; }

.alert { padding: 11px 14px; border-radius: 8px; margin-bottom: 16px; font-size: 14px; }
.alert.error { background: var(--bad-soft); color: var(--bad); border: 1px solid #fecaca; }
.alert.ok { background: var(--ok-soft); color: var(--ok); border: 1px solid #a7f3d0; }

.events { list-style: none; margin: 0; padding: 0; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); }
.events li { display: flex; flex-wrap: wrap; gap: 10px; padding: 10px 14px; border-bottom: 1px solid var(--border); font-size: 13.5px; }
.events li:last-child { border-bottom: 0; }
.tag { font-family: var(--mono); font-size: 11.5px; background: #eef2f7; padding: 2px 7px; border-radius: 4px; color: var(--muted); }

.code-block { background: #0f172a; border-radius: 10px; padding: 14px 16px; overflow-x: auto; }
.code-block pre { margin: 0; color: #e2e8f0; font-family: var(--mono); font-size: 12.5px; line-height: 1.55; }

.foot { text-align: center; color: var(--muted); font-size: 12px; padding: 0 20px 40px; }

@media (max-width: 820px) {
    .grid { grid-template-columns: 1fr; }
    .page-head { flex-direction: column; }
    .table { display: block; overflow-x: auto; white-space: nowrap; }
}