:root {
  color-scheme: light;
  color: #17211c;
  background: #f1f4ef;
  font-family: Aptos, "Segoe UI", sans-serif;
  letter-spacing: 0;
  --ink: #17211c;
  --muted: #626e66;
  --subtle: #879188;
  --line: #d6ddd6;
  --line-strong: #b9c3ba;
  --canvas: #f1f4ef;
  --paper: #fbfcf9;
  --surface: #ffffff;
  --surface-soft: #f5f7f3;
  --accent: #176b51;
  --accent-strong: #0e5540;
  --accent-soft: #e3f0e9;
  --focus: #2778b8;
  --warning: #8a5a13;
  --warning-soft: #f7ecd6;
  --danger: #a63d35;
  --danger-soft: #f7e5e2;
  --shadow: 0 12px 32px rgba(23, 33, 28, .07);
  --radius: 6px;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-width: 320px; scroll-behavior: smooth; }
body { margin: 0; min-width: 320px; min-height: 100dvh; overflow-x: hidden; background: var(--canvas); color: var(--ink); }
button, input, select { font: inherit; letter-spacing: 0; }
button, a, select { touch-action: manipulation; }
button { cursor: pointer; }
h1, h2, h3, p { letter-spacing: 0; }
h1, h2, h3 { text-wrap: balance; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 8px;
  left: 8px;
  padding: 10px 14px;
  transform: translateY(-140%);
  border-radius: 4px;
  background: var(--ink);
  color: var(--surface);
  text-decoration: none;
}
.skip-link:focus { transform: translateY(0); }
.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  height: 64px;
  padding: 0 clamp(16px, 3vw, 48px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  backdrop-filter: blur(12px);
}
.brand { display: inline-flex; align-items: center; gap: 11px; color: inherit; text-decoration: none; }
.brand-mark {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  border-radius: 4px;
  color: #fff;
  background: var(--ink);
  font: 700 12px/1 Bahnschrift, "Arial Narrow", sans-serif;
}
.brand strong, .brand small { display: block; }
.brand strong { font: 650 16px/1.1 Bahnschrift, "Arial Narrow", sans-serif; }
.brand small { margin-top: 3px; color: var(--muted); font: 10px/1.1 ui-monospace, monospace; text-transform: uppercase; }
.account-actions { min-width: 0; align-items: center; gap: 12px; color: var(--muted); font-size: 14px; }
.account-actions:not([hidden]) { display: flex; }
.account-email { max-width: min(42vw, 360px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

main { min-height: calc(100dvh - 64px); }
.login-view {
  width: min(1120px, calc(100% - 40px));
  min-height: calc(100dvh - 64px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
  align-items: center;
  gap: clamp(48px, 8vw, 120px);
  padding: 56px 0;
}
.kicker, .section-index {
  margin: 0 0 10px;
  color: var(--accent);
  font: 700 11px/1 ui-monospace, monospace;
  text-transform: uppercase;
}
.login-copy h1 { max-width: 680px; margin: 0; font: 650 clamp(42px, 5vw, 64px)/1.04 Bahnschrift, "Arial Narrow", sans-serif; }
.login-copy > p:last-child { max-width: 560px; margin: 24px 0 0; color: var(--muted); font-size: 17px; line-height: 1.7; text-wrap: pretty; }
.auth-panel {
  padding: 28px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow);
}
.panel-heading { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.panel-heading strong, .panel-heading small { display: block; }
.panel-heading strong { font-size: 16px; }
.panel-heading small { margin-top: 4px; color: var(--muted); font-size: 12px; }
.compact-heading { padding-bottom: 16px; }
.step-number {
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  border-radius: 4px;
  color: #fff;
  background: var(--accent);
  font: 700 12px/1 ui-monospace, monospace;
}

label { display: block; margin: 17px 0 7px; color: var(--muted); font-size: 13px; font-weight: 650; }
input, select {
  width: 100%;
  min-height: 44px;
  padding: 9px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background-color: var(--surface);
  color: var(--ink);
}
input::placeholder { color: var(--subtle); }
input:hover, select:hover { border-color: var(--muted); }
input:focus, select:focus { outline: none; }
input:focus-visible, select:focus-visible, button:focus-visible, a:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--focus) 38%, transparent);
  outline-offset: 2px;
}
button {
  min-height: 44px;
  padding: 9px 16px;
  border: 1px solid var(--ink);
  border-radius: 4px;
  background: var(--ink);
  color: #fff;
  font-weight: 650;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}
button:hover { border-color: var(--accent-strong); background: var(--accent-strong); }
button:active { border-color: var(--accent); background: var(--accent); }
button:disabled { cursor: not-allowed; opacity: .48; }
form[aria-busy="true"] button:disabled { cursor: progress; }
.setup-panel button[type="submit"] { width: 100%; margin-top: 22px; }
.quiet-button, .secondary-button {
  border-color: var(--line-strong);
  background: transparent;
  color: var(--ink);
}
.quiet-button { min-height: 36px; padding: 6px 12px; }
.quiet-button:hover, .secondary-button:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.field-row, .inline-form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
.status-line { min-height: 20px; margin: 12px 0 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.status-line.error { color: var(--danger); }
.status-line.success { color: var(--accent-strong); }

.console-view { padding: 24px 0 64px; }
.console-shell {
  width: min(1440px, calc(100% - 32px));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  align-items: start;
  gap: 24px;
}
.console-sidebar {
  position: sticky;
  top: 88px;
  min-height: calc(100dvh - 112px);
  display: flex;
  flex-direction: column;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}
.sidebar-intro { padding: 22px 20px 20px; border-bottom: 1px solid var(--line); }
.sidebar-intro strong, .sidebar-intro span { display: block; }
.sidebar-intro strong { font: 650 20px/1.15 Bahnschrift, "Arial Narrow", sans-serif; }
.sidebar-intro span { margin-top: 7px; color: var(--muted); font-size: 12px; line-height: 1.5; }
.console-nav { padding: 12px; }
.console-nav p { margin: 18px 8px 7px; color: var(--subtle); font-size: 11px; font-weight: 700; }
.console-nav p:first-child { margin-top: 4px; }
.console-nav a {
  position: relative;
  display: block;
  min-height: 40px;
  padding: 10px 12px;
  border-radius: 4px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 180ms ease, color 180ms ease;
}
.console-nav a:hover { background: var(--surface-soft); color: var(--ink); }
.console-nav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent-strong); }
.console-nav a[aria-current="page"]::before {
  content: "";
  position: absolute;
  top: 10px;
  bottom: 10px;
  left: 0;
  width: 3px;
  border-radius: 2px;
  background: var(--accent);
}
.sidebar-foot { margin: auto 20px 18px; color: var(--subtle); font: 10px/1.4 ui-monospace, monospace; text-transform: uppercase; }
.console-content { min-width: 0; }
.mobile-view-switch { display: none; }
.workspace { min-width: 0; min-height: 580px; padding: clamp(24px, 3vw, 40px); border: 1px solid var(--line); border-top: 3px solid var(--accent); border-radius: var(--radius); background: var(--paper); }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.page-heading h1 { margin: 0; font: 650 32px/1.1 Bahnschrift, "Arial Narrow", sans-serif; }
.page-heading > p { max-width: 460px; margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; text-align: right; }
.page-description { max-width: 780px; margin: 20px 0 0; color: var(--muted); font-size: 14px; line-height: 1.65; text-wrap: pretty; }
.section-index { margin-bottom: 8px; }
.count-badge, .status-badge {
  display: inline-flex;
  min-height: 30px;
  align-items: center;
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface);
  color: var(--muted);
  font: 700 12px/1 ui-monospace, monospace;
}
.status-badge { text-transform: uppercase; }
.status-badge.active { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); background: var(--accent-soft); color: var(--accent-strong); }

.admin-grid { margin-top: 28px; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.tool-form { min-width: 0; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.form-heading { margin-bottom: 20px; padding-bottom: 18px; border-bottom: 1px solid var(--line); }
.form-heading h2 { margin: 0; font: 650 19px/1.2 Bahnschrift, "Arial Narrow", sans-serif; }
.form-heading p { margin: 6px 0 0; color: var(--muted); font-size: 13px; line-height: 1.5; }
.form-columns { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.tool-form > button { width: 100%; margin-top: 20px; }
.settings-form { width: min(640px, 100%); margin-top: 28px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.settings-form > button { width: 100%; margin-top: 20px; }
.settings-form.inline-form { grid-template-columns: minmax(0, 1fr) auto; padding: 16px; }
.settings-form.inline-form > button { width: auto; margin-top: 0; }
.codes-output {
  min-height: 64px;
  max-height: 260px;
  margin: 12px 0 0;
  padding: 12px;
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--surface-soft);
  color: var(--ink);
  font: 12px/1.65 ui-monospace, monospace;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.activation-code-toolbar {
  margin-top: 26px;
  padding: 16px;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 140px 150px 150px;
  gap: 12px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--surface-soft);
}
.activation-code-toolbar label { margin: 0 0 6px; font-size: 12px; }
.activation-code-table-shell { overflow: hidden; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 var(--radius) var(--radius); background: var(--surface); }
.activation-code-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.activation-code-table th {
  height: 40px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-align: left;
}
.activation-code-table th:nth-child(1) { width: 25%; }
.activation-code-table th:nth-child(2) { width: 10%; }
.activation-code-table th:nth-child(3) { width: 10%; }
.activation-code-table th:nth-child(4) { width: 13%; }
.activation-code-table th:nth-child(5) { width: 19%; }
.activation-code-table th:nth-child(6) { width: 15%; }
.activation-code-table th:nth-child(7) { width: 8%; }
.activation-code-row { background: var(--surface); transition: background-color 160ms ease; }
.activation-code-row:hover { background: color-mix(in srgb, var(--accent-soft) 30%, var(--surface)); }
.activation-code-row td { min-width: 0; min-height: 62px; padding: 11px 12px; border-bottom: 1px solid var(--line); vertical-align: middle; font-size: 12px; }
.activation-code-row:last-child td { border-bottom: 0; }
.activation-code-value code { display: block; overflow-wrap: anywhere; color: var(--ink); font: 650 12px/1.45 ui-monospace, monospace; }
.activation-code-value span { display: block; margin-top: 4px; color: var(--subtle); font-size: 10px; }
.activation-code-muted { color: var(--muted); }
.activation-code-account { overflow-wrap: anywhere; }
.copy-code-button { min-height: 32px; padding: 5px 9px; border-color: var(--line-strong); background: transparent; color: var(--accent-strong); font-size: 11px; }
.copy-code-button:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.status-pill.redeemed { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); background: var(--accent-soft); color: var(--accent-strong); }
.status-pill.unused { color: var(--ink); }

.account-toolbar {
  margin-top: 26px;
  padding: 16px;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) 180px 180px;
  gap: 12px;
  align-items: end;
  border: 1px solid var(--line);
  border-radius: var(--radius) var(--radius) 0 0;
  background: var(--surface-soft);
}
.account-toolbar label { margin: 0 0 6px; font-size: 12px; }
.account-table-shell { overflow: hidden; border: 1px solid var(--line); border-top: 0; border-radius: 0 0 var(--radius) var(--radius); background: var(--surface); }
.account-table { width: 100%; border-collapse: collapse; table-layout: fixed; }
.account-table th {
  height: 40px;
  padding: 8px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  text-align: left;
}
.account-table th:nth-child(1) { width: 30%; }
.account-table th:nth-child(2) { width: 12%; }
.account-table th:nth-child(3) { width: 10%; }
.account-table th:nth-child(4) { width: 20%; }
.account-table th:nth-child(5) { width: 18%; }
.account-table th:nth-child(6) { width: 10%; }
.account-summary-row { background: var(--surface); transition: background-color 160ms ease; }
.account-summary-row:hover, .account-summary-row.is-open { background: color-mix(in srgb, var(--accent-soft) 38%, var(--surface)); }
.account-summary-row td { min-width: 0; height: 58px; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: middle; font-size: 13px; }
.account-email-cell { overflow-wrap: anywhere; font-weight: 650; }
.account-kind, .account-expiry { color: var(--muted); }
.status-pill {
  display: inline-flex;
  min-height: 24px;
  align-items: center;
  padding: 4px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
  white-space: nowrap;
}
.status-pill.active { border-color: color-mix(in srgb, var(--accent) 55%, var(--line)); background: var(--accent-soft); color: var(--accent-strong); }
.status-pill.expired { border-color: color-mix(in srgb, var(--warning) 40%, var(--line)); background: var(--warning-soft); color: var(--warning); }
.status-pill.revoked { border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); background: var(--danger-soft); color: var(--danger); }
.seat-cell { font-variant-numeric: tabular-nums; }
.seat-value { display: flex; align-items: baseline; justify-content: space-between; gap: 8px; white-space: nowrap; }
.seat-value strong { font-size: 13px; }
.seat-value span { color: var(--muted); font-size: 11px; }
.seat-meter {
  width: 100%;
  height: 3px;
  margin-top: 7px;
  display: block;
  overflow: hidden;
  appearance: none;
  border: 0;
  border-radius: 2px;
  background: var(--line);
}
.seat-meter::-webkit-progress-bar { border-radius: inherit; background: var(--line); }
.seat-meter::-webkit-progress-value { border-radius: inherit; background: var(--accent); }
.seat-meter::-moz-progress-bar { border-radius: inherit; background: var(--accent); }
.row-action { text-align: right; }
.row-edit-button { min-height: 34px; padding: 5px 11px; border-color: var(--line-strong); background: transparent; color: var(--accent-strong); font-size: 12px; }
.row-edit-button:hover { border-color: var(--accent); background: var(--accent-soft); color: var(--accent-strong); }
.row-unavailable { color: var(--subtle); font-size: 12px; }
.account-edit-row td { padding: 0; border-bottom: 1px solid var(--line); }
.account-edit-panel { padding: 18px 20px 20px; background: var(--surface-soft); }
.account-edit-panel form { display: grid; grid-template-columns: minmax(120px, .7fr) minmax(120px, .7fr) minmax(210px, 1.2fr) auto; gap: 12px; align-items: end; }
.account-edit-panel label { margin: 0; font-size: 12px; }
.account-edit-panel input, .account-edit-panel select { margin-top: 6px; background: var(--surface); }
.account-edit-actions { display: flex; gap: 8px; }
.account-edit-actions button { min-width: 76px; }
.edit-helper { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: 12px; line-height: 1.5; }
.edit-helper.error { color: var(--danger); }
.account-code-history { margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--line); }
.account-code-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.account-code-heading h3 { margin: 0; font: 650 14px/1.3 Bahnschrift, "Arial Narrow", sans-serif; }
.account-code-heading span { color: var(--muted); font-size: 11px; }
.account-code-list { margin-top: 10px; border-top: 1px solid var(--line); }
.account-code-row { min-width: 0; min-height: 44px; padding: 8px 0; display: grid; grid-template-columns: minmax(190px, 1.5fr) minmax(100px, .7fr) minmax(150px, 1fr) auto; align-items: center; gap: 12px; border-bottom: 1px solid var(--line); font-size: 11px; }
.account-code-row code { min-width: 0; overflow-wrap: anywhere; color: var(--ink); font: 650 11px/1.4 ui-monospace, monospace; }
.account-code-row span, .account-code-row time { color: var(--muted); }
.account-code-placeholder { margin: 10px 0 0; color: var(--muted); font-size: 12px; }
.account-code-placeholder.error { color: var(--danger); }
.table-loading {
  padding: 30px 20px;
  border: 1px solid var(--line);
  border-top: 0;
  color: var(--muted);
  background: var(--surface);
  text-align: center;
}
.table-loading::after {
  content: "";
  display: block;
  width: 120px;
  height: 3px;
  margin: 14px auto 0;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--line) 0 25%, var(--accent) 50%, var(--line) 75% 100%);
  background-size: 200% 100%;
  animation: loading-slide 1.1s linear infinite;
}
@keyframes loading-slide { to { background-position: -200% 0; } }
.empty-state { padding: 44px 20px; border: 1px solid var(--line); border-top: 0; background: var(--surface); text-align: center; }
.empty-state strong, .empty-state span { display: block; }
.empty-state span { margin-top: 7px; color: var(--muted); font-size: 13px; }
.account-footer { min-height: 56px; padding: 12px 0; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.muted { color: var(--muted); font-size: 13px; }
.pagination { display: flex; align-items: center; gap: 8px; }
.pagination button { min-height: 36px; padding: 6px 12px; font-size: 12px; }
.pagination span { min-width: 66px; color: var(--muted); font-size: 12px; text-align: center; font-variant-numeric: tabular-nums; }

.administrator-list { width: min(640px, 100%); margin-top: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.administrator-row { min-width: 0; min-height: 54px; padding: 10px 12px 10px 16px; display: grid; grid-template-columns: minmax(0, 1fr) auto; align-items: center; gap: 12px; border-bottom: 1px solid var(--line); }
.administrator-row:last-child { border-bottom: 0; }
.administrator-row span { min-width: 0; overflow-wrap: anywhere; }
.administrator-row button { min-height: 34px; padding: 5px 10px; border-color: color-mix(in srgb, var(--danger) 35%, var(--line)); background: transparent; color: var(--danger); font-size: 12px; }
.administrator-row button:hover { border-color: var(--danger); background: var(--danger-soft); color: var(--danger); }

@media (max-width: 1020px) {
  .console-shell { grid-template-columns: 190px minmax(0, 1fr); gap: 16px; }
  .workspace { padding: 28px 24px; }
  .admin-grid { grid-template-columns: 1fr; }
  .activation-code-toolbar { grid-template-columns: minmax(220px, 1fr) repeat(3, 130px); }
  .account-toolbar { grid-template-columns: minmax(220px, 1fr) 160px 160px; }
  .account-table th:nth-child(1) { width: 27%; }
  .account-table th:nth-child(4) { width: 22%; }
  .account-edit-panel form { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .account-edit-actions { grid-column: 1 / -1; justify-content: flex-end; }
}

@media (max-width: 900px) {
  .topbar { height: 60px; padding: 0 12px; }
  .brand small { display: none; }
  .account-actions { gap: 8px; }
  .account-email { max-width: 42vw; font-size: 12px; }
  main { min-height: calc(100dvh - 60px); }
  .login-view { width: min(100% - 24px, 560px); min-height: auto; padding: 42px 0 64px; grid-template-columns: 1fr; gap: 34px; }
  .login-copy h1 { font-size: 40px; }
  .login-copy > p:last-child { margin-top: 18px; font-size: 16px; }
  .auth-panel { padding: 22px; }
  .field-row, .inline-form { grid-template-columns: 1fr; }

  .console-view { padding: 12px 0 40px; }
  .console-shell { width: min(100% - 20px, 680px); display: block; }
  .console-sidebar { display: none; }
  .mobile-view-switch {
    margin-bottom: 10px;
    padding: 10px 12px;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
  }
  .mobile-view-switch label { margin: 0; white-space: nowrap; }
  .workspace { min-height: 0; padding: 24px 16px 32px; }
  .page-heading { align-items: flex-start; gap: 14px; padding-bottom: 18px; }
  .page-heading h1 { font-size: 27px; }
  .page-heading > p { display: none; }
  .page-description { margin-top: 16px; font-size: 13px; }
  .admin-grid { margin-top: 20px; gap: 12px; }
  .tool-form, .settings-form { padding: 18px; }
  .form-columns { grid-template-columns: 1fr; gap: 0; }
  .settings-form.inline-form { grid-template-columns: 1fr; }
  .settings-form.inline-form > button { width: 100%; margin-top: 8px; }

  .activation-code-toolbar { margin-top: 20px; padding: 12px; grid-template-columns: 1fr 1fr; }
  .activation-code-toolbar .search-field { grid-column: 1 / -1; }
  .activation-code-table-shell { overflow: visible; border-bottom: 0; }
  .activation-code-table, .activation-code-table tbody { display: block; }
  .activation-code-table thead { display: none; }
  .activation-code-row {
    min-width: 0;
    padding: 14px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px 16px;
    border-bottom: 1px solid var(--line);
  }
  .activation-code-row td { min-height: 0; padding: 0; display: block; border: 0; }
  .activation-code-row td[data-label]::before { content: attr(data-label); display: block; margin-bottom: 4px; color: var(--subtle); font-size: 10px; font-weight: 700; }
  .activation-code-value { grid-column: 1 / -1; }
  .activation-code-row .activation-code-account { grid-column: 1 / -1; }
  .activation-code-row .row-action { grid-column: 1 / -1; text-align: left; }
  .activation-code-row .copy-code-button { width: 100%; }

  .account-toolbar { margin-top: 20px; padding: 12px; grid-template-columns: 1fr 1fr; }
  .account-toolbar .search-field { grid-column: 1 / -1; }
  .account-table-shell { overflow: visible; border-bottom: 0; }
  .account-table, .account-table tbody { display: block; }
  .account-table thead { display: none; }
  .account-summary-row {
    min-width: 0;
    padding: 14px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px 14px;
    border-bottom: 1px solid var(--line);
  }
  .account-summary-row td { height: auto; padding: 0; display: block; border: 0; }
  .account-email-cell { grid-column: 1 / -1; font-size: 14px !important; }
  .account-summary-row td[data-label]::before { content: attr(data-label); display: block; margin-bottom: 4px; color: var(--subtle); font-size: 10px; font-weight: 700; }
  .account-summary-row .account-status-cell { grid-column: 1; }
  .account-summary-row .account-kind { grid-column: 2; text-align: right; }
  .account-summary-row .account-expiry { grid-column: 1; }
  .account-summary-row .seat-cell { grid-column: 2; min-width: 104px; }
  .account-summary-row .row-action { grid-column: 1 / -1; text-align: left; }
  .row-edit-button { width: 100%; }
  .account-edit-row { display: block; }
  .account-edit-row td { display: block; }
  .account-edit-panel { padding: 16px 14px 18px; }
  .account-edit-panel form { grid-template-columns: 1fr; }
  .account-edit-actions { grid-column: auto; display: grid; grid-template-columns: 1fr 1fr; }
  .account-edit-actions button { min-width: 0; }
  .edit-helper { grid-column: auto; }
  .account-code-row { grid-template-columns: minmax(0, 1fr) auto; gap: 7px 12px; }
  .account-code-row code { grid-column: 1 / -1; }
  .account-code-row time { grid-column: 1; }
  .account-footer { align-items: flex-start; flex-direction: column; }
  .pagination { width: 100%; }
  .pagination button { flex: 1; }
  .pagination span { flex: 0 0 70px; }
}

@media (min-width: 600px) and (max-width: 900px) {
  .account-summary-row {
    grid-template-columns: repeat(2, minmax(0, 1fr)) 130px 96px;
    align-items: end;
  }
  .account-email-cell { grid-column: 1 / 3; }
  .account-summary-row .account-status-cell { grid-column: 3; }
  .account-summary-row .account-kind { grid-column: 4; }
  .account-summary-row .account-expiry { grid-column: 1 / 3; }
  .account-summary-row .seat-cell { grid-column: 3; }
  .account-summary-row .row-action { grid-column: 4; }
}

@media (max-width: 420px) {
  .activation-code-toolbar { grid-template-columns: 1fr; }
  .activation-code-toolbar .search-field { grid-column: auto; }
  .account-toolbar { grid-template-columns: 1fr; }
  .account-toolbar .search-field { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    color: #e7ece7;
    background: #111713;
    --ink: #e7ece7;
    --muted: #a4afa7;
    --subtle: #7d8980;
    --line: #344039;
    --line-strong: #4b584f;
    --canvas: #111713;
    --paper: #171e19;
    --surface: #1c251f;
    --surface-soft: #141b16;
    --accent: #6bc7a9;
    --accent-strong: #8edbbf;
    --accent-soft: #173c2f;
    --focus: #69b7ee;
    --warning: #e0b86e;
    --warning-soft: #3b2e17;
    --danger: #ef9188;
    --danger-soft: #43231f;
    --shadow: 0 14px 36px rgba(0, 0, 0, .24);
  }
  .topbar { background: color-mix(in srgb, var(--paper) 94%, transparent); }
  .brand-mark, button { border-color: #d9e4dc; background: #d9e4dc; color: #142019; }
  .quiet-button, .secondary-button, .row-edit-button, .administrator-row button { background: transparent; }
  input, select { background-color: var(--surface); color: var(--ink); }
}