:root {
  color-scheme: light dark;
  font-family: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  line-height: 1.6;
  font-size: 16px;
  --accent: #3b5bdb;
  --accent-strong: #2745c7;
  --surface: #f8f9fa;
  --surface-strong: #dee2e6;
  --text-muted: #495057;
  --danger: #c92a2a;
}

body {
  margin: 0;
  background: var(--surface);
  color: #212529;
}

@media (prefers-color-scheme: dark) {
  body {
    background: #141517;
    color: #f1f3f5;
  }
}

main {
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
  max-width: 70ch;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 1rem;
  padding: 0.5rem 1rem;
  background: var(--accent);
  color: #fff;
  border-radius: 0.5rem;
  text-decoration: none;
}

.page-header {
  margin-bottom: 2.5rem;
}

.page-header h1 {
  margin-bottom: 0.5rem;
}

.page-header .intro {
  color: var(--text-muted);
}

.overview-variants {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.overview-card {
  background: #fff;
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.12);
}

@media (prefers-color-scheme: dark) {
  .overview-card {
    background: #1f2124;
    box-shadow: 0 1px 3px rgb(0 0 0 / 0.35);
  }
}

.overview-card h2 {
  margin-top: 0;
}

.overview-card p {
  margin-bottom: 0.75rem;
}

.overview-card p:last-child {
  margin-bottom: 0;
}

.faq-categories {
  margin-bottom: 2.5rem;
  padding: 1.5rem;
  background: #fff;
  border-radius: 1rem;
  box-shadow: 0 1px 3px rgb(0 0 0 / 0.12);
}

@media (prefers-color-scheme: dark) {
  .faq-categories {
    background: #1f2124;
    box-shadow: 0 1px 3px rgb(0 0 0 / 0.35);
  }
}

.faq-categories__title {
  margin: 0 0 0.75rem;
  font-size: 1.1rem;
}

.faq-categories__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.faq-categories__list a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.faq-categories__list a:hover,
.faq-categories__list a:focus {
  color: var(--accent-strong);
  text-decoration: underline;
}

#faq {
  display: grid;
  gap: 3rem;
}

.faq-category__header {
  margin-bottom: 1.5rem;
}

.faq-category__header h2 {
  margin: 0;
}

.faq-category__list {
  display: grid;
  gap: 2.5rem;
  margin: 0;
  padding: 0;
}

.faq-category__list > .faq-entry {
  margin: 0;
}

@media (min-width: 960px) {
  .faq-category__list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.faq-entry {
  background: #fff;
  border-radius: 1rem;
  padding: 1.75rem;
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.08);
  position: relative;
}

@media (prefers-color-scheme: dark) {
  .faq-entry {
    background: #1f2124;
    box-shadow: 0 1px 2px rgb(0 0 0 / 0.35);
  }
}

.faq-entry__header {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.faq-entry__title {
  margin: 0;
  font-size: 1.35rem;
}

.faq-entry__links {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.permalink {
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.permalink:focus,
.permalink:hover {
  color: var(--accent-strong);
  text-decoration: underline;
}

.copy-link {
  border: 1px solid var(--accent);
  background: transparent;
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  cursor: pointer;
  font-size: 0.875rem;
}

.copy-link:hover,
.copy-link:focus {
  background: var(--accent);
  color: #fff;
}

.copy-link--success {
  background: var(--accent);
  color: #fff;
}

.short {
  font-weight: 600;
  margin-bottom: 1rem;
}

.long {
  margin: 0;
  text-align: justify;
}

.long + .long {
  margin-top: 1rem;
}

.site-footer {
  margin: 0 auto;
  max-width: 70ch;
  padding: 2rem 1.5rem 3rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.site-footer__bot-metrics {
  margin: 0.75rem 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.site-footer__bot-metrics span {
  white-space: nowrap;
}

/* Admin */
body.admin {
  background: #fff;
}

body.admin main {
  max-width: min(90ch, 100%);
}

.auth-card {
  margin: 6rem auto 0;
  padding: 2.5rem;
  background: #fff;
  border-radius: 1rem;
  box-shadow: 0 1px 4px rgb(0 0 0 / 0.12);
}

.auth-card h1 {
  margin-top: 0;
}

.auth-form {
  display: grid;
  gap: 1rem;
}

.auth-form input,
.auth-form button,
.admin-faq-form input,
.admin-faq-form textarea,
.admin-faq-form button,
.category-form button {
  font: inherit;
}

.auth-form input,
.admin-faq-form input,
.admin-faq-form textarea {
  padding: 0.5rem;
  border: 1px solid var(--surface-strong);
  border-radius: 0.5rem;
  width: 100%;
  box-sizing: border-box;
}

.auth-form button,
.admin-faq-form button,
.dashboard__actions button,
.dashboard__header .secondary,
.category-form button {
  padding: 0.6rem 1.1rem;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  background: var(--accent);
  color: #fff;
}

.dashboard__header .secondary {
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--accent);
}

.dashboard__header .secondary:hover,
.dashboard__header .secondary:focus {
  background: var(--accent);
  color: #fff;
}

.auth-form button:hover,
.auth-form button:focus,
.dashboard__actions button:hover,
.dashboard__actions button:focus,
.admin-faq-form button:hover,
.admin-faq-form button:focus,
.category-form button:hover,
.category-form button:focus {
  background: var(--accent-strong);
}

.dashboard {
  display: grid;
  gap: 2rem;
}

.dashboard__header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  flex-wrap: wrap;
  gap: 1rem;
}

.dashboard__meta {
  margin: 0;
  color: var(--text-muted);
}

.dashboard__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.dashboard__tabs {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.dashboard__tab {
  padding: 0.5rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--surface-strong);
  background: #fff;
  cursor: pointer;
  font-weight: 600;
}

.dashboard__tab.is-active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.dashboard__panel {
  display: none;
}

.dashboard__panel.is-active {
  display: block;
}

.help-text {
  margin: 0;
  color: var(--text-muted);
}

.admin-faq-list {
  display: grid;
  gap: 1rem;
}

.admin-faq-item {
  background: #fff;
  border-radius: 0.75rem;
  border: 1px solid var(--surface-strong);
  padding: 0.5rem 1rem 1rem;
}

.admin-faq-item[open] {
  box-shadow: 0 2px 6px rgb(0 0 0 / 0.1);
}

.admin-faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: grab;
  list-style: none;
}

.admin-faq-item summary::-webkit-details-marker {
  display: none;
}

.admin-faq-item__title {
  font-weight: 600;
}

.admin-faq-item__status {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.admin-faq-item__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.admin-faq-item__category {
  font-weight: 600;
  color: var(--text-muted);
}

.admin-faq-item__status.is-inactive {
  color: var(--danger);
  font-weight: 600;
}

.admin-faq-form {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.form-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.form-row label {
  flex: 1;
}

.checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.checkbox input {
  width: auto;
}

.form-actions {
  display: flex;
  gap: 1rem;
}

.form-actions .danger {
  background: var(--danger);
}

.form-actions .danger:hover,
.form-actions .danger:focus {
  background: #a51111;
}

.category-manager {
  display: grid;
  gap: 1.5rem;
}

.category-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.category-form input {
  padding: 0.5rem;
  border: 1px solid var(--surface-strong);
  border-radius: 0.5rem;
  flex: 1;
  min-width: 16rem;
}

.category-form .danger {
  background: var(--danger);
}

.category-form .danger:hover,
.category-form .danger:focus {
  background: #a51111;
}

.admin-category-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.75rem;
}

.admin-category-item {
  background: #fff;
  border: 1px solid var(--surface-strong);
  border-radius: 0.75rem;
  padding: 0.75rem 1rem;
}

@media (prefers-color-scheme: dark) {
  .admin-category-item {
    background: #1f2124;
  }
}

.admin-category-item--empty {
  text-align: center;
  border-style: dashed;
  color: var(--text-muted);
  background: transparent;
}

.flash {
  padding: 0.75rem 1rem;
  border-radius: 0.75rem;
}

.flash--error {
  background: #fff5f5;
  color: #c92a2a;
  border: 1px solid #ffc9c9;
}

#feedback {
  min-height: 1.5rem;
  font-size: 0.95rem;
}

#feedback.success {
  color: #2b8a3e;
}

#feedback.error {
  color: #c92a2a;
}

.admin-faq-item.dragging {
  opacity: 0.5;
}

.admin-faq-item.drop-target {
  border-style: dashed;
}

@media (max-width: 720px) {
  .faq-entry {
    padding: 1.25rem;
  }

  .faq-entry__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .faq-category__list {
    grid-template-columns: 1fr;
  }

  .form-row {
    flex-direction: column;
  }
}
.faq-shared-plan {
  margin: 0 0 2.5rem;
  padding: 1.75rem;
  background: #fff;
  border-radius: 1rem;
  box-shadow: 0 1px 2px rgb(0 0 0 / 0.08);
}

@media (prefers-color-scheme: dark) {
  .faq-shared-plan {
    background: #1f2124;
    box-shadow: 0 1px 2px rgb(0 0 0 / 0.35);
  }
}

.faq-shared-plan h2 {
  margin-top: 0;
}

.faq-entry__shared-link {
  display: inline-block;
  margin-left: 0.5rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
}

.faq-entry__shared-link:focus,
.faq-entry__shared-link:hover {
  color: var(--accent-strong);
  text-decoration: underline;
}