/* OSA 账号工作台：48px 顶栏、216px 导航、36px 数据行，所有状态保留文字。 */
:root {
  --osa-paper: #fff;
  --osa-workspace: #f7f8fa;
  --osa-input: #fbfcfd;
  --osa-ink: #242b35;
  --osa-secondary: #5b6572;
  --osa-muted: #78818d;
  --osa-disabled: #9da5af;
  --osa-rule: #e0e4e9;
  --osa-rule-soft: #edf0f3;
  --osa-accent: #254e77;
  --osa-accent-hover: #1c3e60;
  --osa-selected: #edf3f9;
  --osa-success: #23704b;
  --osa-success-bg: #eff7f2;
  --osa-warning: #805f1f;
  --osa-warning-bg: #fbf7ec;
  --osa-danger: #ab3636;
  --osa-danger-bg: #fcf1f1;
  --osa-radius: 4px;
}
* { box-sizing: border-box; }
body { margin: 0; color: var(--osa-ink); background: var(--osa-paper); font: 13px/1.5 -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--osa-accent); text-decoration: none; }
a:hover { text-decoration: underline; }
button, input, select, textarea { font: inherit; }
button, a, input, select, textarea, summary { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }
button:disabled, input:disabled, select:disabled { cursor: not-allowed; }
:focus-visible { outline: 2px solid var(--osa-accent); outline-offset: 2px; }
h1, h2, p { margin: 0; }
h1 { font-size: 20px; font-weight: 600; line-height: 1.5; }
h2 { font-size: 14px; font-weight: 600; }
.osa-shell { display: grid; grid-template-columns: 216px minmax(0, 1fr); grid-template-rows: 48px minmax(0, 1fr); min-height: 100vh; }
.osa-header { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 48px; padding: 0 20px; border-bottom: 1px solid var(--osa-rule); background: var(--osa-paper); position: sticky; top: 0; z-index: 20; }
.osa-brand { display: inline-flex; align-items: center; gap: 12px; color: var(--osa-ink); white-space: nowrap; }
.osa-brand:hover { text-decoration: none; }
.osa-brand strong { font-size: 17px; font-weight: 650; letter-spacing: .04em; }
.osa-brand span { padding-left: 12px; border-left: 1px solid var(--osa-rule); font-size: 13px; font-weight: 500; }
.header-brand-group { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.environment-label { color: var(--osa-warning); border: 1px solid #e8ddbc; background: var(--osa-warning-bg); font-size: 11px; line-height: 20px; padding: 0 6px; border-radius: 3px; white-space: nowrap; }
.header-account { display: flex; align-items: center; gap: 16px; color: var(--osa-secondary); font-size: 12px; }
.header-account .account-name { max-width: 200px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; color: var(--osa-ink); }
.osa-sidebar { display: flex; flex-direction: column; min-height: calc(100vh - 48px); border-right: 1px solid var(--osa-rule); padding: 16px 12px; background: var(--osa-paper); }
.nav-section { margin-bottom: 20px; }
.nav-label { padding: 0 12px 8px; color: var(--osa-muted); font-size: 12px; }
.nav-link { display: flex; align-items: center; gap: 10px; min-height: 34px; padding: 6px 12px; margin-bottom: 2px; color: var(--osa-secondary); border-radius: var(--osa-radius); }
.nav-link:hover { color: var(--osa-ink); background: var(--osa-workspace); text-decoration: none; }
.nav-link.is-current { color: var(--osa-accent); font-weight: 600; background: var(--osa-selected); }
.module-code { display: inline-block; flex: 0 0 50px; font-size: 11px; line-height: 18px; letter-spacing: .02em; color: var(--osa-muted); font-variant-numeric: tabular-nums; }
.sidebar-bottom { margin-top: auto; padding: 16px 12px 0; border-top: 1px solid var(--osa-rule-soft); color: var(--osa-muted); font-size: 12px; }
.osa-main { min-width: 0; padding: 20px; }
.page-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.page-heading p { margin-top: 4px; color: var(--osa-secondary); font-size: 12px; }
.heading-actions { display: flex; align-items: center; gap: 8px; }
.breadcrumb { display: inline-flex; margin-bottom: 8px; font-size: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-height: 32px; padding: 4px 12px; border: 1px solid var(--osa-rule); border-radius: var(--osa-radius); background: var(--osa-paper); color: var(--osa-ink); font-weight: 500; white-space: nowrap; }
.button:hover { background: var(--osa-workspace); text-decoration: none; }
.button-primary { color: #fff; border-color: var(--osa-accent); background: var(--osa-accent); }
.button-primary:hover { color: #fff; border-color: var(--osa-accent-hover); background: var(--osa-accent-hover); }
.button-danger { color: var(--osa-danger); }
.button:disabled { color: var(--osa-disabled); background: var(--osa-workspace); border-color: var(--osa-rule); }
.link-button { border: 0; padding: 0; min-height: 24px; background: transparent; color: var(--osa-accent); font-size: 12px; }
.link-button:hover { text-decoration: underline; }
.link-button.danger { color: var(--osa-danger); }
.inline-form { display: inline; margin: 0; }
.muted { color: var(--osa-muted); }
.secondary { color: var(--osa-secondary); }
.small { font-size: 12px; }
.nowrap { white-space: nowrap; }
.mono { font-variant-numeric: tabular-nums; }
.notice { padding: 10px 12px; margin: 0 0 16px; border: 1px solid var(--osa-rule); border-radius: var(--osa-radius); background: var(--osa-workspace); }
.notice p + p { margin-top: 4px; }
.notice-warning, .message.warning { color: var(--osa-warning); background: var(--osa-warning-bg); border-color: #e8ddbc; }
.message { margin-bottom: 12px; padding: 8px 12px; border: 1px solid var(--osa-rule); border-radius: var(--osa-radius); }
.message.success { color: var(--osa-success); background: var(--osa-success-bg); border-color: #d4e6da; }
.message.error, .form-errors { color: var(--osa-danger); background: var(--osa-danger-bg); border: 1px solid #ebcccc; border-radius: var(--osa-radius); padding: 10px 12px; margin-bottom: 16px; }
.form-errors ul, .field-errors { list-style: none; padding: 0; margin: 0; }
.filter-bar { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 10px; padding: 12px 0; border-top: 1px solid var(--osa-rule); border-bottom: 1px solid var(--osa-rule); margin-bottom: 12px; }
.filter-field { display: flex; flex-direction: column; gap: 4px; min-width: 130px; }
.filter-field.grow { min-width: 200px; width: 260px; }
.filter-field label { font-size: 12px; color: var(--osa-secondary); }
input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]), select, textarea { display: block; width: 100%; min-height: 32px; padding: 5px 8px; color: var(--osa-ink); border: 1px solid #ccd3dc; border-radius: var(--osa-radius); background: var(--osa-input); }
input::placeholder { color: var(--osa-muted); }
input[type="checkbox"], input[type="radio"] { accent-color: var(--osa-accent); width: 15px; height: 15px; margin: 0; vertical-align: middle; flex-shrink: 0; }
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--osa-danger); }
.table-wrap { width: 100%; overflow-x: auto; border-bottom: 1px solid var(--osa-rule); }
.data-table { width: 100%; border-collapse: collapse; table-layout: auto; text-align: left; }
.data-table th { height: 34px; padding: 6px 10px; background: var(--osa-workspace); color: var(--osa-secondary); font-size: 12px; font-weight: 500; white-space: nowrap; border-bottom: 1px solid var(--osa-rule); }
.data-table td { height: 36px; padding: 7px 10px; border-bottom: 1px solid var(--osa-rule-soft); vertical-align: middle; }
.data-table tbody tr:last-child td { border-bottom: 0; }
.data-table tbody tr:hover { background: #fafbfd; }
.data-table .name-cell { font-weight: 500; }
.data-table .actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; white-space: nowrap; font-size: 12px; }
.status { display: inline-flex; align-items: center; gap: 4px; font-size: 12px; color: var(--osa-secondary); white-space: nowrap; }
.status.is-active, .status.is-success { color: var(--osa-success); }
.status.is-inactive { color: var(--osa-muted); }
.status.is-pending, .status.is-denied { color: var(--osa-warning); }
.status.is-failure { color: var(--osa-danger); }
.status + .status { margin-left: 10px; }
.role-label { display: inline-block; font-size: 12px; line-height: 20px; padding: 0 6px; background: var(--osa-workspace); border: 1px solid var(--osa-rule-soft); border-radius: 3px; color: var(--osa-secondary); white-space: nowrap; }
.empty-state { padding: 36px 16px; text-align: center; }
.empty-state strong { display: block; margin-bottom: 6px; font-weight: 500; }
.empty-state p { color: var(--osa-secondary); font-size: 12px; }
.pagination { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; margin-top: 12px; color: var(--osa-secondary); font-size: 12px; }
.pagination-links { display: flex; align-items: center; gap: 8px; }
.pagination .button { min-height: 28px; padding: 3px 10px; font-weight: 400; }
.page-number { min-width: 72px; text-align: center; font-variant-numeric: tabular-nums; }
.module-list { margin-top: 4px; border-top: 1px solid var(--osa-rule); }
.module-row { display: grid; grid-template-columns: 88px minmax(0, 1fr) auto; gap: 20px; align-items: center; padding: 18px 12px; border-bottom: 1px solid var(--osa-rule); }
.module-row .module-code { font-size: 12px; color: var(--osa-accent); }
.module-row h2 { margin-bottom: 4px; }
.module-row p { color: var(--osa-secondary); font-size: 12px; }
.account-strip { display: flex; flex-wrap: wrap; gap: 20px; margin: 8px 0 20px; padding: 10px 0; border-bottom: 1px solid var(--osa-rule); color: var(--osa-secondary); font-size: 12px; }
.account-strip strong { color: var(--osa-ink); font-weight: 500; margin-left: 6px; }
.form-page { max-width: 1020px; }
.form-section { display: grid; grid-template-columns: 156px minmax(0, 600px); gap: 20px; padding: 20px 0; border-top: 1px solid var(--osa-rule); }
.form-section-title p { color: var(--osa-secondary); font-size: 12px; margin-top: 4px; }
.form-fields { display: grid; gap: 16px; }
.osa-field { min-width: 0; }
.osa-field > label { display: block; font-size: 12px; font-weight: 500; margin-bottom: 6px; }
.required { color: var(--osa-danger); margin-left: 3px; }
.field-help { margin-top: 5px; color: var(--osa-secondary); font-size: 12px; }
.field-help ul { padding-left: 18px; margin: 4px 0 0; }
.field-errors { margin-top: 5px; color: var(--osa-danger); font-size: 12px; }
.checkbox-field label, .osa-field div label { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 400; }
.osa-field div[id$="modules"] { display: flex; flex-wrap: wrap; gap: 12px 24px; padding: 4px 0; }
.readonly-value { min-height: 32px; padding: 5px 0; font-weight: 500; }
.form-footer { display: flex; align-items: center; gap: 8px; border-top: 1px solid var(--osa-rule); padding-top: 16px; margin-top: 4px; }
.form-footer .button-primary { min-width: 100px; }
.password-form { max-width: 620px; }
.password-form .form-fields { max-width: 420px; padding: 20px 0; border-top: 1px solid var(--osa-rule); }
.target-line { display: flex; gap: 12px; flex-wrap: wrap; padding: 10px 0; margin-bottom: 16px; border-top: 1px solid var(--osa-rule); border-bottom: 1px solid var(--osa-rule); }
.audit-table { min-width: 990px; }
.audit-detail summary { cursor: pointer; color: var(--osa-accent); font-size: 12px; white-space: nowrap; }
.audit-detail[open] { min-width: 200px; max-width: 340px; }
.audit-detail dl { margin: 8px 0 0; font-size: 12px; }
.audit-detail dt { color: var(--osa-secondary); margin-top: 6px; }
.audit-detail dd { margin: 2px 0 0; overflow-wrap: anywhere; white-space: normal; }
.mobile-nav { display: none; }
.mobile-only { display: none; }
.login-page { min-height: 100vh; background: var(--osa-paper); }
.login-header { display: flex; align-items: center; height: 48px; padding: 0 24px; border-bottom: 1px solid var(--osa-rule); }
.login-main { width: min(100% - 40px, 400px); margin: clamp(48px, 13vh, 120px) auto 40px; }
.login-heading { padding-bottom: 16px; border-bottom: 1px solid var(--osa-rule); margin-bottom: 20px; }
.login-heading p { color: var(--osa-secondary); margin-top: 6px; font-size: 12px; }
.login-form { display: grid; gap: 16px; }
.login-form .button { width: 100%; margin-top: 4px; }
.login-status { border-left: 3px solid var(--osa-warning); padding: 4px 0 4px 16px; }
.login-status h2 { font-size: 16px; margin-bottom: 8px; }
.login-status p { color: var(--osa-secondary); line-height: 1.8; }
.login-footnote { margin-top: 24px; color: var(--osa-muted); font-size: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
@media (max-width: 900px) {
  .osa-shell { grid-template-columns: 184px minmax(0, 1fr); }
  .osa-main { padding: 16px; }
  .form-section { grid-template-columns: 124px minmax(0, 1fr); gap: 16px; }
  .header-account { gap: 10px; }
}
@media (max-width: 700px) {
  .osa-shell { display: block; }
  .osa-sidebar, .header-account { display: none; }
  .osa-header { height: 48px; padding: 0 16px; }
  .osa-brand strong { font-size: 16px; }
  .osa-brand span { font-size: 12px; }
  .header-brand-group { gap: 6px; }
  .environment-label { font-size: 10px; padding: 0 4px; }
  .mobile-nav { display: block; }
  .mobile-nav > summary { cursor: pointer; padding: 8px; font-size: 12px; color: var(--osa-accent); }
  .mobile-nav-panel { position: absolute; top: 48px; left: 0; right: 0; padding: 16px; background: var(--osa-paper); border-bottom: 1px solid var(--osa-rule); box-shadow: 0 8px 16px #182b3a0a; max-height: 75vh; overflow-y: auto; }
  .mobile-nav-panel .nav-link { min-height: 42px; }
  .mobile-nav-panel .nav-section { margin-bottom: 12px; }
  .mobile-only { display: block; }
  .page-heading { gap: 12px; }
  h1 { font-size: 18px; }
  .filter-bar { gap: 10px; }
  .filter-field, .filter-field.grow { flex: 1 1 135px; width: auto; min-width: 0; }
  .filter-field.grow { flex-basis: 100%; }
  .button, input:not([type="checkbox"]):not([type="radio"]):not([type="hidden"]), select { min-height: 40px; }
  .login-form input, .login-form .button { min-height: 44px; }
  .data-table th, .data-table td { padding: 8px; }
  .user-table { min-width: 880px; }
  .module-row { grid-template-columns: 60px minmax(0, 1fr); gap: 12px; padding: 16px 0; }
  .module-row .button { grid-column: 2; justify-self: start; }
  .account-strip { gap: 8px 16px; }
  .form-section { display: block; padding: 16px 0; }
  .form-section-title { margin-bottom: 16px; }
  .form-page .form-fields, .password-form .form-fields { width: 100%; max-width: none; }
  .form-footer { padding-bottom: 16px; }
  .form-footer .button { flex: 1; }
  .login-header { padding: 0 20px; }
  .login-main { margin-top: 48px; }
}