body { background: #f5f7fb; }
.card { border-radius: 8px; border-color: #e5e7eb; }
.table td, .table th { vertical-align: middle; }
.key-mask { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.api-key-cell { min-width: 260px; max-width: 420px; }
.api-key-preview {
    display: block;
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.api-key-full {
    white-space: pre-wrap;
    word-break: break-all;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.stat { min-height: 118px; }
.form-section { background: #fff; border: 1px solid #e5e7eb; border-radius: 8px; padding: 16px; }