:root {
  color-scheme: light dark;
  --accent: #2864e8;
  --accent-strong: #1749bf;
  --accent-soft: #e8f0ff;
  --background: #edf2fa;
  --border: #d7e1f1;
  --danger: #a33a43;
  --muted: #5f6e86;
  --shadow: 0 6px 8px rgba(43, 72, 122, 0.1);
  --surface: #f9fbff;
  --surface-raised: #ffffff;
  --text: #12213a;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  min-width: 320px;
  min-height: 100dvh;
  margin: 0;
  background:
    radial-gradient(circle at 12% 6%, rgba(40, 100, 232, 0.1), transparent 34rem),
    var(--background);
  color: var(--text);
  font-family:
    "Segoe UI Variable", "Segoe UI", "PingFang SC", "Microsoft YaHei",
    sans-serif;
  text-rendering: optimizeLegibility;
}

button,
input,
select,
video {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

h1,
h2,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 14px;
  font-size: 3rem;
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

h2 {
  margin-bottom: 0;
  font-size: 1.35rem;
  letter-spacing: -0.025em;
  text-wrap: balance;
}

.eyebrow,
.section-label {
  margin: 0 0 9px;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 850;
  letter-spacing: 0.12em;
}

.auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(360px, 420px);
  align-items: center;
  gap: 72px;
  width: min(100% - 40px, 1020px);
  min-height: 100dvh;
  margin-inline: auto;
  padding: 48px 0;
}

.auth-intro {
  max-width: 570px;
}

.auth-brand {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  margin-bottom: 20px;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  padding: 0 14px;
  font-size: 0.84rem;
  font-weight: 850;
}

.auth-intro h1 {
  max-width: none;
  margin-bottom: 20px;
}

.boot-view {
  display: grid;
  min-height: 100dvh;
  place-items: center;
  color: var(--muted);
  font-weight: 750;
}

.auth-intro p:last-child,
.page-heading > p:last-child {
  max-width: 42rem;
  margin-bottom: 0;
  color: var(--muted);
  line-height: 1.75;
  text-wrap: pretty;
}

.site-shell {
  width: min(100% - 40px, 1180px);
  margin-inline: auto;
  padding-bottom: 42px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 74px;
  gap: 20px;
}

.brand {
  font-size: 1rem;
  font-weight: 900;
  text-decoration: none;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.signed-user {
  max-width: 180px;
  overflow: hidden;
  color: var(--muted);
  font-size: 0.85rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.page-heading {
  padding: 44px 0 30px;
}

.page-heading h1 {
  max-width: 12ch;
}

.panel {
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 16px;
  background: var(--surface-raised);
  box-shadow: var(--shadow);
}

.login-panel,
.create-panel,
.query-panel,
.account-search-panel,
.credentials-panel,
.users-panel {
  padding: 28px;
}

.login-panel {
  padding: 36px;
}

.panel-heading {
  margin-bottom: 24px;
}

.panel-heading p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.6;
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 17px;
}

.field > span {
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 750;
}

.field input,
.field select {
  width: 100%;
  min-height: 54px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  padding: 0 14px;
  transition:
    border-color 150ms ease,
    box-shadow 150ms ease,
    background-color 150ms ease;
}

.field input:focus,
.field select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 22%, transparent);
}

.field select {
  cursor: pointer;
}

.field-help {
  margin: -5px 0 16px;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

.form-error {
  min-height: 1.4em;
  margin: 0 0 10px;
  color: var(--danger);
  font-size: 0.84rem;
}

.primary-button,
.secondary-button,
.copy-button,
.close-button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  cursor: pointer;
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
  transition:
    transform 150ms ease,
    background-color 150ms ease,
    border-color 150ms ease;
}

.primary-button,
.copy-button {
  border: 1px solid var(--accent);
  background: var(--accent);
  color: #f8fbff;
}

.primary-button {
  min-height: 48px;
  padding: 0 22px;
}

.login-panel .primary-button,
.create-panel .primary-button,
.query-panel .primary-button,
.credentials-panel .primary-button {
  width: 100%;
}

.secondary-button,
.close-button {
  border: 1px solid var(--border);
  background: var(--surface-raised);
  color: var(--text);
  padding: 0 18px;
}

.copy-button {
  min-height: 36px;
  border-radius: 10px;
  padding: 0 15px;
}

.primary-button:hover,
.copy-button:hover {
  border-color: var(--accent-strong);
  background: var(--accent-strong);
}

.secondary-button:hover,
.close-button:hover {
  border-color: var(--accent);
}

.primary-button:active,
.secondary-button:active,
.copy-button:active,
.close-button:active {
  transform: translateY(1px) scale(0.98);
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 35%, transparent);
  outline-offset: 3px;
}

button:disabled {
  cursor: wait;
  opacity: 0.62;
}

.text-link {
  display: inline-block;
  margin-top: 20px;
  color: var(--accent-strong);
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration: none;
}

.admin-layout {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.5fr);
  grid-template-areas:
    "generate cards"
    "query cards"
    "credentials cards"
    "accounts accounts";
  align-items: start;
  gap: 22px;
}

.create-panel {
  grid-area: generate;
}

.query-panel {
  grid-area: query;
}

.account-search-panel {
  grid-area: accounts;
}

.credentials-panel {
  grid-area: credentials;
}

.users-panel {
  grid-area: cards;
}

.list-heading,
.credential-heading,
.card-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.list-heading {
  margin-bottom: 18px;
}

.list-heading-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.list-heading-actions .secondary-button {
  min-height: 36px;
  padding-inline: 14px;
}

.count-label {
  color: var(--muted);
  font-size: 0.82rem;
  font-variant-numeric: tabular-nums;
}

.card-list-toolbar {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
  border-radius: 12px;
  background: var(--surface);
  padding: 12px 14px;
}

.card-list-filters {
  display: flex;
  gap: 10px;
}

.compact-field {
  display: grid;
  gap: 5px;
}

.compact-field span,
.card-list-order {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 750;
}

.compact-field select {
  min-width: 120px;
  min-height: 38px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-raised);
  color: var(--text);
  cursor: pointer;
  outline: none;
  padding: 0 32px 0 10px;
}

.compact-field select:focus {
  border-color: var(--accent);
}

.card-list-order {
  padding-bottom: 10px;
  white-space: nowrap;
}

.card-list {
  display: grid;
  gap: 10px;
}

.list-empty {
  margin: 0;
  border-radius: 12px;
  background: var(--surface);
  color: var(--muted);
  padding: 24px;
  line-height: 1.7;
}

.card-row {
  border-radius: 12px;
  background: var(--surface);
  padding: 12px 14px;
}

.card-identity {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.card-identity-heading {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
}

.card-actions {
  display: flex;
  flex: 0 0 auto;
  gap: 8px;
}

.card-identity strong,
.card-identity span {
  display: block;
}

.card-identity strong {
  min-width: 0;
  overflow: hidden;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-identity span {
  margin-top: 5px;
  color: var(--muted);
  font-size: 0.74rem;
}

.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}

.card-meta span {
  margin-top: 0;
  line-height: 1.45;
}

.card-status {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
  margin-top: 0;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  padding: 3px 8px;
  font-size: 0.7rem;
  font-weight: 800;
}

.card-status--expired {
  background: color-mix(in srgb, var(--danger) 10%, var(--surface));
  color: var(--danger);
}

.card-status--pending {
  background: var(--surface);
  color: var(--muted);
}

.card-row--expired {
  opacity: 0.72;
}

.card-pagination {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 16px;
}

.card-pagination > span {
  color: var(--muted);
  font-size: 0.78rem;
  font-variant-numeric: tabular-nums;
}

.pagination-actions {
  display: flex;
  gap: 8px;
}

.pagination-button {
  min-height: 38px;
  padding-inline: 14px;
}

.pagination-button:disabled {
  cursor: default;
}

.query-result {
  margin-top: 20px;
  border-top: 1px solid var(--border);
  padding-top: 18px;
}

.query-result-heading {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.query-result-heading strong {
  min-width: 0;
  overflow: hidden;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.9rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.query-result dl {
  display: grid;
  gap: 9px;
  margin: 16px 0 0;
}

.query-result dl > div {
  display: grid;
  grid-template-columns: 72px minmax(0, 1fr);
  gap: 10px;
}

.query-result dt,
.query-result dd {
  margin: 0;
  font-size: 0.76rem;
  line-height: 1.5;
}

.query-result dt {
  color: var(--muted);
}

.query-result dd {
  color: var(--text);
  overflow-wrap: anywhere;
}

.query-result-actions {
  margin-top: 18px;
}

.query-result-actions .danger-button {
  width: 100%;
}

.account-search-form {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: end;
  gap: 12px;
}

.account-search-form .field {
  margin-bottom: 0;
}

.account-search-form .primary-button {
  min-height: 54px;
}

.account-search-summary {
  margin: 8px 0 16px;
  color: var(--muted);
  font-size: 0.82rem;
  line-height: 1.6;
}

.account-result-list {
  display: grid;
  gap: 10px;
}

.account-result-row {
  border-radius: 12px;
  background: var(--surface);
  padding: 14px;
}

.account-result-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.account-result-heading span {
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 800;
}

.account-result-values {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.account-result-field {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
}

.account-result-field > span {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.account-result-field strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.84rem;
}

.danger-button {
  color: var(--danger);
}

.danger-button:hover {
  border-color: var(--danger);
}

.card-reveal {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  width: min(620px, calc(100vw - 40px));
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-raised);
  box-shadow: var(--shadow);
  padding: 18px;
}

.card-reveal[hidden] {
  display: none;
}

.card-reveal span {
  display: block;
}

.card-reveal span {
  color: var(--muted);
  font-size: 0.75rem;
}

.generated-card {
  grid-column: 1 / -1;
}

.generated-card span {
  margin-bottom: 6px;
}

.generated-card code {
  display: block;
  max-height: min(36dvh, 320px);
  overflow: auto;
  overflow-wrap: anywhere;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent-strong);
  padding: 14px;
  font-size: 0.9rem;
  font-weight: 850;
  line-height: 1.65;
  white-space: pre-wrap;
}

.reveal-note {
  grid-column: 1 / -1;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.6;
}

.tutorial-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 24px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-raised);
  box-shadow: var(--shadow);
  padding: 20px 24px;
}

.tutorial-copy {
  min-width: 0;
}

.tutorial-copy p {
  max-width: 58ch;
  margin: 7px 0 0;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.65;
  text-wrap: pretty;
}

.usage-note {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
  box-shadow: none;
}

.usage-note h2 {
  color: var(--accent-strong);
}

.tutorial-dialog {
  width: min(720px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface-raised);
  color: var(--text);
  box-shadow: var(--shadow);
  padding: 24px;
}

.tutorial-dialog::backdrop {
  background: rgba(7, 15, 30, 0.72);
  backdrop-filter: blur(8px);
}

.tutorial-dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

.tutorial-dialog video {
  display: block;
  width: 100%;
  max-height: 58dvh;
  border-radius: 12px;
  background: #000;
}

.tutorial-dialog video[hidden] {
  display: none;
}

.tutorial-rules {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
  padding-left: 22px;
  color: var(--muted);
  line-height: 1.65;
}

.credential-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.credential-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.78);
  border-radius: 16px;
  background: var(--surface-raised);
  box-shadow: var(--shadow);
  padding: 24px;
}

.credential-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 3px;
  background: var(--accent);
  content: "";
}

.credential-heading {
  margin: 0 0 18px 4px;
}

.credential-heading span {
  color: var(--muted);
  font-size: 0.8rem;
  font-variant-numeric: tabular-nums;
}

.credential-row {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) auto;
  align-items: center;
  gap: 12px;
  margin-top: 11px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--surface);
  padding: 11px 12px;
}

.credential-row > span {
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 750;
}

.credential-row strong {
  min-width: 0;
  overflow-wrap: anywhere;
  font-family: "Cascadia Code", Consolas, monospace;
  font-size: 0.86rem;
}

.credential-row--plain {
  grid-template-columns: 76px minmax(0, 1fr);
}

.credential-row--plain strong {
  color: var(--accent-strong);
}

.feed-skeleton,
.skeleton-lines {
  display: grid;
  gap: 12px;
  min-height: 220px;
  border-radius: 16px;
  background: var(--surface-raised);
  padding: 24px;
}

.skeleton-lines {
  min-height: 180px;
  padding: 0;
}

.feed-skeleton span,
.skeleton-lines span {
  border-radius: 14px;
  background: var(--accent-soft);
}

.empty-state {
  border-radius: 14px;
  background: var(--surface-raised);
  color: var(--muted);
  padding: 28px;
  line-height: 1.7;
}

.toast {
  position: fixed;
  z-index: 30;
  right: 20px;
  top: 20px;
  max-width: min(360px, calc(100vw - 40px));
  border-radius: 12px;
  background: var(--text);
  color: var(--surface-raised);
  opacity: 0;
  padding: 12px 18px;
  pointer-events: none;
  transform: translateY(-10px);
  transition:
    opacity 160ms ease,
    transform 160ms ease;
}

.toast--visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 820px) {
  .auth-shell,
  .admin-layout,
  .credential-grid {
    grid-template-columns: 1fr;
  }

  .auth-shell {
    align-content: center;
    gap: 28px;
    width: min(100% - 32px, 620px);
  }

  .admin-layout {
    grid-template-areas:
      "generate"
      "query"
      "cards"
      "accounts"
      "credentials";
  }

  .account-search-form {
    grid-template-columns: 1fr;
  }

  .account-search-form .primary-button {
    width: 100%;
  }
}

@media (max-width: 600px) {
  h1 {
    font-size: 2.25rem;
  }

  .auth-shell {
    min-height: auto;
    padding: 36px 0;
  }

  .auth-brand {
    margin-bottom: 14px;
  }

  .auth-intro h1 {
    margin-bottom: 12px;
  }

  .site-shell {
    width: min(100% - 24px, 1180px);
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    padding: 18px 0;
  }

  .topbar-actions {
    width: 100%;
    flex-wrap: wrap;
  }

  .page-heading {
    padding-top: 24px;
  }

  .login-panel,
  .create-panel,
  .query-panel,
  .account-search-panel,
  .credentials-panel,
  .users-panel,
  .credential-card {
    padding: 20px;
  }

  .credential-row {
    grid-template-columns: 56px minmax(0, 1fr);
  }

  .credential-row--plain {
    grid-template-columns: 76px minmax(0, 1fr);
  }

  .credential-row .copy-button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .card-row {
    align-items: stretch;
    flex-direction: column;
  }

  .list-heading {
    align-items: stretch;
    flex-direction: column;
  }

  .list-heading-actions {
    justify-content: space-between;
  }

  .card-list-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .card-list-filters {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .compact-field select {
    width: 100%;
    min-width: 0;
  }

  .card-list-order {
    padding-bottom: 0;
  }

  .card-meta {
    display: grid;
    gap: 3px;
  }

  .card-pagination {
    align-items: stretch;
    flex-direction: column;
  }

  .pagination-actions .secondary-button {
    flex: 1;
  }

  .card-row .danger-button {
    width: 100%;
  }

  .card-actions {
    width: 100%;
  }

  .card-actions .secondary-button {
    flex: 1;
  }

  .account-result-values {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .account-result-field {
    grid-template-columns: 42px minmax(0, 1fr);
  }

  .account-result-field .copy-button {
    grid-column: 1 / -1;
    width: 100%;
  }

  .card-reveal {
    grid-template-columns: 1fr;
  }

  .generated-card {
    grid-column: 1;
  }

  .tutorial-card {
    align-items: stretch;
    flex-direction: column;
    padding: 20px;
  }

  .tutorial-card .primary-button {
    width: 100%;
  }

  .tutorial-dialog {
    padding: 18px;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --accent: #7096f1;
    --accent-strong: #9bb5f4;
    --accent-soft: #182c56;
    --background: #0f1725;
    --border: #293957;
    --danger: #ff9ca4;
    --muted: #a9b7ce;
    --shadow: 0 6px 8px rgba(0, 0, 0, 0.25);
    --surface: #162033;
    --surface-raised: #111b2c;
    --text: #edf3ff;
  }

  .panel,
  .credential-card {
    border-color: rgba(255, 255, 255, 0.06);
  }

  .primary-button,
  .copy-button {
    color: #0f1725;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}