body { margin: 0; background: #f6f7fb; color: #172033; font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: #1d4ed8; text-decoration: none; }
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 20px 32px; background: #fff; border-bottom: 1px solid #e5e7eb; }
.brand { display: block; color: #111827; font-size: 22px; font-weight: 800; }
.topbar p { margin: 4px 0 0; color: #6b7280; }
nav { display: flex; gap: 18px; font-weight: 700; align-items: center; flex-wrap: wrap; }
.nav-form { display: inline; margin: 0; }
.container { max-width: 1180px; margin: 32px auto; padding: 0 24px; }
.hero, .card, .empty, table, .notice, .group-card { background: #fff; border: 1px solid #e5e7eb; border-radius: 16px; }
.hero { padding: 40px; margin-bottom: 24px; }
.hero h1 { margin: 0; font-size: 42px; }
.grid.two { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.card { display: block; padding: 22px; margin-bottom: 22px; }
.page-title { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 20px; }
.page-title.compact { margin-bottom: 10px; }
h1, h2, h3 { color: #111827; }
.button, button { border: 0; border-radius: 10px; background: #2563eb; color: #fff; padding: 9px 14px; cursor: pointer; font-weight: 700; }
.button.secondary { background: #475569; }
button.danger { background: #dc2626; }
button:disabled { background: #cbd5e1; cursor: not-allowed; }
table { width: 100%; border-collapse: collapse; overflow: hidden; }
th, td { padding: 12px 14px; border-bottom: 1px solid #e5e7eb; text-align: left; vertical-align: top; }
th { background: #f8fafc; color: #475569; }
.actions, .inline-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.actions form { display: inline; }
.form { display: grid; gap: 14px; max-width: 720px; }
.auth-card { max-width: 520px; margin: 0 auto; }
label { display: grid; gap: 6px; font-weight: 700; }
input, textarea, select { border: 1px solid #cbd5e1; border-radius: 10px; padding: 10px 12px; font: inherit; }
textarea { min-height: 100px; }
.checkbox { display: flex; align-items: center; gap: 8px; }
.empty { padding: 28px; color: #64748b; }
.notice { padding: 12px 16px; margin-bottom: 18px; }
.notice.success { border-color: #86efac; color: #166534; }
.notice.error { border-color: #fecaca; color: #991b1b; }
.muted { color: #64748b; }
pre { background: #0f172a; color: #e2e8f0; border-radius: 14px; padding: 18px; overflow: auto; }
.pagination { margin-top: 16px; }
.pagination nav { gap: 10px; font-weight: 600; }
.group-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.group-card { padding: 16px; }
.group-card ul { margin: 0; padding-left: 18px; }
.bulk-toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 12px; flex-wrap: wrap; }
.diff-list { margin: 0; padding-left: 18px; }
.diff-box { margin: 12px 0; padding: 12px 16px; border: 1px solid #bfdbfe; border-radius: 12px; background: #eff6ff; }
.diff-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 12px; margin: 12px 0; }
.diff-group { padding: 12px 16px; border: 1px solid #bfdbfe; border-radius: 12px; background: #eff6ff; }
.diff-group.compact { padding: 8px 10px; }
.diff-group summary { cursor: pointer; font-weight: 800; }
.import-failures { margin: 8px 0 0; padding-left: 18px; }