:root {
  color-scheme: light;
  --account-bg: #f3f6fa;
  --account-panel: #fff;
  --account-line: rgba(100, 116, 139, .2);
  --account-text: #1e293b;
  --account-muted: #5d6c80;
  --account-green: #0f766e;
  --account-green-soft: #e5f3f1;
  --account-amber: #a15c08;
  --account-red: #b63f4d;
  font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--account-text);
  background: var(--account-bg);
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; min-height: 100vh; }
button, input, select { font: inherit; }
button { cursor: pointer; }
.account-shell { min-height: 100vh; }
.account-topline { height: 8px; background: var(--account-green); }
.account-brand { display: flex; align-items: center; gap: 14px; }
.account-mark { position: relative; width: 44px; height: 44px; border: 1px solid #0f766e77; border-radius: 12px; }
.account-mark::before, .account-mark::after { position: absolute; content: ""; background: var(--account-green); border-radius: 2px; }
.account-mark::before { width: 7px; height: 24px; left: 13px; top: 9px; transform: skew(-16deg); }
.account-mark::after { width: 18px; height: 6px; right: 7px; bottom: 11px; transform: skew(-16deg); }
.account-brand p, .account-brand h1, .account-brand h2 { margin: 0; }
.account-eyebrow { margin: 0 0 8px; color: var(--account-green); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.account-brand h1 { font-size: 19px; }
.account-login-layout { display: grid; grid-template-columns: minmax(320px, 5fr) minmax(360px, 7fr); min-height: calc(100vh - 8px); }
.login-aside { position: relative; display: flex; flex-direction: column; justify-content: space-between; overflow: hidden; padding: clamp(28px, 5vw, 72px); color: #effdfa; background: #123b3a; }
.login-aside::after { position: absolute; width: 420px; height: 420px; right: -200px; bottom: -220px; border: 1px solid #65c6b877; border-radius: 50%; box-shadow: 0 0 0 35px #65c6b822, 0 0 0 70px #65c6b811; content: ""; }
.login-aside .account-eyebrow { color: #7fe0d0; }
.login-aside h2 { max-width: 530px; margin: 12vh 0 18px; font-size: clamp(30px, 4vw, 52px); line-height: 1.18; letter-spacing: -.04em; }
.login-aside-copy { max-width: 410px; color: #c4d9d7; line-height: 1.8; }
.login-aside-foot { color: #8eafac; font-size: 12px; letter-spacing: .08em; }
.login-main { display: grid; align-content: center; padding: clamp(32px, 8vw, 108px); }
.login-form { width: min(100%, 420px); margin-left: clamp(0px, 4vw, 64px); }
.login-form h2 { margin: 0 0 10px; font-size: 30px; }
.login-form .intro { margin-bottom: 34px; color: var(--account-muted); }
.field { display: grid; gap: 8px; margin: 18px 0; font-size: 13px; font-weight: 700; }
.field input, .field select { width: 100%; min-height: 46px; padding: 0 13px; border: 1px solid var(--account-line); border-radius: 7px; color: var(--account-text); background: var(--account-panel); outline-color: var(--account-green); }
.account-button { min-height: 44px; border: 1px solid var(--account-green); border-radius: 6px; padding: 0 16px; color: white; background: var(--account-green); font-weight: 700; }
.account-button:hover { background: #0a625d; }
.account-button.secondary { border-color: var(--account-line); color: var(--account-text); background: white; }
.account-button.danger { border-color: #eed2d4; color: var(--account-red); background: #fff; }
.login-form .account-button { width: 100%; margin-top: 12px; }
.account-message { min-height: 22px; margin-top: 12px; color: var(--account-red); font-size: 13px; }
.admin-layout { display: grid; grid-template-columns: 245px minmax(0, 1fr); min-height: 100vh; }
.admin-rail { display: flex; flex-direction: column; gap: 36px; padding: 28px 20px; border-right: 1px solid var(--account-line); background: #fff; }
.admin-rail nav { display: grid; gap: 8px; }
.admin-nav { display: flex; align-items: center; gap: 11px; min-height: 44px; padding: 0 12px; border: 0; border-left: 3px solid transparent; text-align: left; color: var(--account-muted); background: transparent; }
.admin-nav[aria-current="page"] { border-left-color: var(--account-green); color: var(--account-green); background: var(--account-green-soft); font-weight: 700; }
.admin-nav .nav-index { width: 24px; color: #8a98a9; font: 12px ui-monospace, monospace; }
.admin-main { min-width: 0; padding: clamp(24px, 4vw, 56px); }
.admin-header { display: flex; align-items: end; justify-content: space-between; gap: 20px; padding-bottom: 24px; border-bottom: 1px solid var(--account-line); }
.admin-header h1 { margin: 0 0 8px; font-size: clamp(27px, 3vw, 38px); }
.admin-header p { margin: 0; color: var(--account-muted); }
.admin-user { display: flex; align-items: center; gap: 12px; color: var(--account-muted); font-size: 13px; }
.admin-section { display: none; padding-top: 30px; }
.admin-section.active { display: block; }
.admin-section-head { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 18px; }
.admin-section-head h2 { margin: 0; font-size: 21px; }
.admin-section-head p { margin: 7px 0 0; color: var(--account-muted); font-size: 13px; }
.admin-workspace { display: grid; gap: 18px; align-items: start; }
#tenantsSection .admin-workspace { grid-template-columns: minmax(220px, 260px) minmax(260px, 320px) minmax(0, 1fr); }
#usersSection .admin-workspace { grid-template-columns: minmax(260px, 320px) minmax(0, 1fr); }
.admin-form-panel { padding: 20px; border-top: 3px solid var(--account-green); background: var(--account-panel); }
.admin-form-panel h3 { margin: 0 0 16px; font-size: 16px; }
.admin-form-panel .field { margin: 14px 0; }
.field-hint { color: var(--account-muted); font-size: 12px; line-height: 1.5; }
.admin-form-panel .account-button { width: 100%; margin-top: 5px; }
.admin-table-wrap { overflow: auto; border-top: 3px solid #34495e; background: var(--account-panel); }
.admin-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 13px; }
.admin-table th, .admin-table td { padding: 13px 14px; border-bottom: 1px solid #e7ebf0; white-space: nowrap; }
.admin-table th { color: var(--account-muted); background: #f8fafc; font-size: 11px; letter-spacing: .05em; }
.account-state { display: inline-flex; align-items: center; gap: 7px; color: var(--account-muted); }
.account-state::before { width: 7px; height: 7px; border-radius: 50%; background: #9aa6b2; content: ""; }
.account-state.enabled::before { background: var(--account-green); }
.account-state.expired::before { background: var(--account-red); }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; }
.admin-message { min-height: 24px; margin: 14px 0 0; color: var(--account-amber); font-size: 13px; }
.account-dialog { width: min(440px, calc(100vw - 32px)); padding: 0; border: 1px solid var(--account-line); border-radius: 8px; color: var(--account-text); box-shadow: 0 20px 70px #17212b33; }
.account-dialog::backdrop { background: #17212b80; }
.account-dialog-form { padding: 24px; }
.account-dialog-form h2 { margin: 0; font-size: 20px; }
.account-dialog-form > p { color: var(--account-muted); font-size: 13px; line-height: 1.6; }
.account-dialog-form .field { display: grid; gap: 8px; margin: 20px 0; font-size: 13px; }
.account-dialog-actions { display: flex; justify-content: flex-end; gap: 8px; }
.account-dialog-actions .account-button { min-height: 40px; }
.admin-actions { display: flex; flex-wrap: wrap; gap: 6px; }
.admin-actions .account-button { min-height: 36px; padding: 0 10px; }
@media (max-width: 880px) {
  .account-login-layout { grid-template-columns: 1fr; }
  .login-aside { min-height: 300px; }
  .login-aside h2 { margin-top: 38px; }
  .login-main { padding: 38px 26px 56px; }
  .login-form { margin: 0; }
  .admin-layout { grid-template-columns: 1fr; }
  .admin-rail { gap: 18px; border-right: 0; border-bottom: 1px solid var(--account-line); }
  .admin-rail nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .admin-workspace { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .admin-main { padding: 24px 16px; }
  .admin-header, .admin-section-head { align-items: start; flex-direction: column; }
  .admin-user { flex-wrap: wrap; }
}