.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-within);
  min-height: var(--control-height);
  padding: 0 1.5rem;
  font-family: var(--font-sans);
  font-size: var(--control-font-size);
  font-weight: 600;
  line-height: 1;
  color: var(--primary-foreground);
  background: var(--primary);
  border: 1px solid var(--primary-edge);
  border-radius: var(--radius-pill);
  box-shadow: var(--control-highlight);
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}

.btn-primary,
.btn-outline {
  justify-content: space-between;
  gap: 1.125rem;
  padding: 0 var(--nested-inset) 0 1.375rem;
}

.btn-outline {
  color: var(--foreground);
  background: var(--secondary);
  border-color: var(--secondary-edge);
}

.btn-nest {
  display: grid;
  flex: none;
  place-items: center;
  width: var(--nested-size);
  height: var(--nested-size);
  border-radius: 50%;
  background: var(--nested-fill);
  box-shadow: var(--control-highlight);
}

.btn-outline .btn-nest {
  background: var(--muted);
}

.btn > span[hidden] {
  display: none;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.spinner {
  width: var(--spinner-size);
  height: var(--spinner-size);
  border: 2.5px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
}

.link-skip {
  position: fixed;
  top: 8px;
  left: 12px;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  min-height: var(--reach);
  padding: 0 1.125rem;
  font-weight: 600;
  background: var(--card);
  border-radius: var(--radius-pill);
  transform: translateY(-160%);
}

.link-skip:focus {
  transform: none;
}

.icon-button {
  display: inline-grid;
  flex: none;
  place-items: center;
  width: var(--reach);
  height: var(--reach);
  padding: 0;
  color: var(--foreground);
  background: var(--muted);
  border: 0;
  border-radius: 50%;
  box-shadow: var(--control-highlight);
  cursor: pointer;
}

.icon-button-on-phones {
  display: none;
}

.icon-moon,
[data-theme="dark"] .icon-sun {
  display: none;
}

[data-theme="dark"] .icon-moon {
  display: block;
}

.field {
  width: 100%;
  min-width: 0;
  min-height: var(--control-height);
  padding: 0 1rem;
  font-family: var(--font-sans);
  font-size: var(--control-font-size);
  font-weight: 400;
  color: var(--foreground);
  background: var(--muted);
  border: var(--field-border-width) solid var(--input);
  border-radius: var(--radius-field);
}

.field::placeholder {
  color: var(--muted-foreground);
}

.field:focus {
  background: var(--card);
  outline: var(--ring-width) solid var(--ring);
  outline-offset: 2px;
}

.field[aria-invalid="true"] {
  background: var(--destructive-surface);
  border-color: var(--destructive);
}

.field-code {
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-code);
  text-transform: uppercase;
}

.field-code::placeholder {
  letter-spacing: normal;
  text-transform: none;
}

.link-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: var(--reach);
  font-family: var(--font-display);
  font-size: var(--text-brand);
  font-weight: 600;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.mark {
  display: inline-grid;
  place-items: center;
  width: var(--mark-size);
  height: var(--mark-size);
  font-size: var(--text-lead);
  color: var(--primary-foreground);
  background: var(--primary);
  border-radius: var(--radius-mark);
  box-shadow: var(--control-highlight);
}

.link-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: var(--reach);
  min-height: var(--reach);
  padding: 0 0.75rem;
  font-size: var(--text-sm);
  font-weight: 500;
  border-radius: var(--radius-pill);
}

.link-nav:hover {
  background: var(--muted);
}

.link-nav[aria-current="page"] {
  color: var(--accent-foreground);
  background: var(--accent);
}

.link-mono {
  display: inline-flex;
  align-items: center;
  min-height: var(--reach);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--accent-foreground);
  text-underline-offset: 0.3em;
}

.link-mono:hover,
.link-out:hover {
  text-decoration: underline;
}

.link-out {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  min-height: var(--reach);
  max-width: 100%;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--accent-foreground);
  overflow-wrap: anywhere;
  text-underline-offset: 0.3em;
}

.link-icon {
  display: inline-grid;
  place-items: center;
  width: var(--reach);
  height: var(--reach);
  color: var(--foreground);
  background: var(--secondary);
  border: 1px solid var(--secondary-edge);
  border-radius: 50%;
}

.link-icon:hover {
  border-color: var(--accent-foreground);
}

.row-link {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  min-height: var(--reach);
  padding: 1.125rem 0;
  border-bottom: 1px solid var(--border);
}

.row-link:last-child {
  border-bottom: 0;
}

.row-link:hover strong {
  color: var(--accent-foreground);
}

.card-link-within {
  display: grid;
  grid-template-columns: 9rem 1fr auto;
  gap: 1.5rem;
  align-items: start;
  min-height: var(--reach);
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border);
}

.card-link-within:first-child {
  padding-top: 0;
}

.card-link-within:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.card-link-within h3 {
  font-size: var(--text-card-title);
}

.card-link-within p {
  margin-top: 0.5rem;
  color: var(--muted-foreground);
}

.card-link-within:hover h3 {
  color: var(--accent-foreground);
}

.card-link-within::after {
  content: "→" / "";
  font-size: 1.25rem;
  color: var(--accent-foreground);
}

.bezel {
  min-width: 0;
  padding: var(--bezel-pad);
  background: var(--bezel-shell);
  border-radius: var(--radius-bezel);
  box-shadow: var(--bezel-highlight), var(--bezel-shadow);
}

.bezel-core {
  height: 100%;
  min-width: 0;
  padding: var(--space-card);
  background: var(--core-fill);
  border-radius: var(--radius-core);
  box-shadow: var(--bezel-highlight);
}

.bezel-core-tint {
  background: var(--accent);
}

.tag {
  display: inline-block;
  padding: 0.3125rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 500;
  background: var(--muted);
  border-radius: var(--radius-pill);
}

.form-status {
  display: flex;
  align-items: start;
  gap: var(--space-tight);
  min-height: 1.5rem;
  margin-top: var(--space-within);
  font-size: var(--text-sm);
  color: var(--muted-foreground);
}

.form-status:empty {
  min-height: 0;
  margin-top: 0;
}

.form-status.is-ok {
  color: var(--accent-foreground);
}

.form-status.is-error {
  color: var(--destructive);
}

:focus-visible {
  outline: var(--ring-width) solid var(--ring);
  outline-offset: var(--ring-offset);
}

.actions .btn {
  flex: none;
}

.site-nav .btn {
  margin-inline-start: var(--space-tight);
}

.footer-nav .link-nav {
  font-size: var(--text-xs);
}

@supports (corner-shape: squircle) {
  .bezel,
  .bezel-core,
  .btn,
  .field,
  .mark,
  .tile {
    corner-shape: squircle;
  }
}

@media (max-width: 1100px) {
  .has-menu .icon-button-on-phones {
    display: inline-grid;
  }

  .has-menu .site-nav .link-nav {
    justify-content: start;
    font-size: var(--text-base);
  }

  .has-menu .site-nav .btn {
    margin: var(--space-tight) 0 0;
  }
}

@media (max-width: 767px) {
  .btn {
    min-width: 0;
    white-space: normal;
    text-align: start;
  }

  .actions .btn,
  .row-actions .btn,
  .card-actions .btn,
  .form-row .btn,
  .pagehead .btn {
    flex: 1 1 100%;
  }

  .card-link-within {
    grid-template-columns: 1fr auto;
    gap: 0.5rem 1rem;
  }

  .card-link-within .system-text {
    grid-column: 1 / -1;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .btn-nest,
  .card-link-within::after {
    transition: transform var(--duration-control) var(--ease-spring);
  }

  .btn:hover:not(:disabled) .btn-nest,
  .card-link-within:hover::after {
    transform: translate(var(--nudge), calc(var(--nudge) * -1));
  }

  .btn {
    transition: transform var(--duration-control) var(--ease-spring);
  }

  .btn:active:not(:disabled) {
    transform: scale(var(--press-scale));
  }

  .spinner {
    animation: spinner-turns 0.8s linear infinite;
  }

  .form-status:not(:empty) {
    animation: settles-in var(--duration-control) var(--ease-spring);
  }
}

@keyframes spinner-turns {
  to {
    transform: rotate(1turn);
  }
}

@keyframes settles-in {
  from {
    opacity: 0;
    transform: translateY(-0.25rem);
  }
}