/*
 * Ponytail UI
 * A clean-room, CSS-first design layer for Bunfork native pages.
 * It borrows principles, not source code, from public design systems.
 * It is not a Tailwind fork or a compatibility layer.
 */

/* Foundations */

:root,
[data-mode="auto"] {
  color-scheme: light dark;

  --pt-color-canvas: light-dark(#f6faf7, #090c0a);
  --pt-color-canvas-subtle: light-dark(#edf4ef, #0b0f0c);
  --pt-color-surface: light-dark(#ffffff, #111713);
  --pt-color-surface-2: light-dark(#edf4ef, #18201b);
  --pt-color-surface-3: light-dark(#e1ece4, #202a23);
  --pt-color-ink: light-dark(#142119, #f4f7f4);
  --pt-color-ink-muted: light-dark(#3f5446, #b1bcb4);
  --pt-color-ink-quiet: light-dark(#52675a, #93a096);
  --pt-color-border: light-dark(#c9d8cd, #303c33);
  --pt-color-border-strong: light-dark(#718878, #5a6b5d);
  --pt-color-code: light-dark(#183f28, #dce9df);
  --pt-color-code-bg: light-dark(#eef4f0, #050806);
  --pt-color-success: light-dark(#176c3a, #82efad);
  --pt-color-on-success: light-dark(#ffffff, #07120b);
  --pt-color-warning: light-dark(#8a4a12, #f1aa6d);
  --pt-color-on-warning: light-dark(#ffffff, #211004);
  --pt-color-warning-surface: light-dark(#fff5e9, #19130e);
  --pt-color-danger: light-dark(#a9362a, #ff9d86);
  --pt-color-on-danger: light-dark(#ffffff, #240906);
  --pt-color-danger-surface: light-dark(#fff0ed, #21100d);
  --pt-color-info: light-dark(#215f92, #8bc9ff);
  --pt-color-on-info: light-dark(#ffffff, #07131f);
  --pt-color-info-surface: light-dark(#edf6ff, #0c1821);
  --pt-color-control: light-dark(#ffffff, #111713);
  --pt-color-control-hover: light-dark(#edf4ef, #202a23);
  --pt-color-control-disabled: light-dark(#e1e8e3, #28302a);
  --pt-color-scrim: rgb(0 0 0 / 52%);

  --pt-font-sans: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --pt-font-mono: ui-monospace, "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --pt-text-xs: .75rem;
  --pt-text-sm: .875rem;
  --pt-text-md: 1rem;
  --pt-text-lg: 1.125rem;
  --pt-text-xl: clamp(1.35rem, 2vw, 1.6rem);
  --pt-text-2xl: clamp(1.8rem, 3.5vw, 2.6rem);
  --pt-text-display: clamp(2.75rem, 7vw, 5.5rem);

  --pt-space-1: .25rem;
  --pt-space-2: .5rem;
  --pt-space-3: .75rem;
  --pt-space-4: 1rem;
  --pt-space-5: 1.5rem;
  --pt-space-6: 2rem;
  --pt-space-7: 3rem;
  --pt-space-8: 4rem;
  --pt-space-9: 6rem;

  --pt-radius-xs: 3px;
  --pt-radius-sm: 6px;
  --pt-radius-md: 8px;
  --pt-radius-lg: 12px;
  --pt-radius-pill: 999px;

  --pt-duration-fast: 120ms;
  --pt-duration-medium: 200ms;
  --pt-ease-out: cubic-bezier(.16, 1, .3, 1);

  --pt-shadow-1: 0 1px 2px rgb(0 0 0 / 12%);
  --pt-shadow-2: 0 4px 8px rgb(0 0 0 / 16%);

  --pt-z-base: 0;
  --pt-z-sticky: 20;
  --pt-z-popover: 40;
  --pt-z-modal: 60;
  --pt-z-toast: 80;
  --pt-z-tooltip: 100;

  --pt-measure: 70ch;
  --pt-shell: 76rem;
  --pt-control-height: 2.75rem;
  --pt-control-border: 1px;
  --pt-control-icon: 1.25rem;

  --pt-color-accent: light-dark(#176c3a, #82efad);
  --pt-color-accent-strong: light-dark(#0f572e, #5cda8d);
  --pt-color-on-accent: light-dark(#ffffff, #07120b);
  --pt-color-accent-surface: light-dark(#e6f5eb, #0d1b12);
  --pt-color-accent-border: light-dark(#55966d, #2d6542);
}

[data-mode="light"] {
  color-scheme: light;
}

[data-mode="dark"] {
  color-scheme: dark;
}

:root,
[data-palette="fork"] {
  --pt-color-accent: light-dark(#176c3a, #82efad);
  --pt-color-accent-strong: light-dark(#0f572e, #5cda8d);
  --pt-color-on-accent: light-dark(#ffffff, #07120b);
  --pt-color-accent-surface: light-dark(#e6f5eb, #0d1b12);
  --pt-color-accent-border: light-dark(#55966d, #2d6542);
}

[data-palette="tide"] {
  --pt-color-accent: light-dark(#145d9c, #8bc9ff);
  --pt-color-accent-strong: light-dark(#0d4a7e, #65b5f4);
  --pt-color-on-accent: light-dark(#ffffff, #07131f);
  --pt-color-accent-surface: light-dark(#e8f3ff, #0c1821);
  --pt-color-accent-border: light-dark(#5b8fbb, #376d98);
}

[data-palette="ember"] {
  --pt-color-accent: light-dark(#974115, #ffb185);
  --pt-color-accent-strong: light-dark(#77300e, #f4925e);
  --pt-color-on-accent: light-dark(#ffffff, #1d0b03);
  --pt-color-accent-surface: light-dark(#fff0e8, #21110a);
  --pt-color-accent-border: light-dark(#bd7955, #9d5834);
}

[data-palette="berry"] {
  --pt-color-accent: light-dark(#804171, #f2a9df);
  --pt-color-accent-strong: light-dark(#67325b, #d987c4);
  --pt-color-on-accent: light-dark(#ffffff, #1a0716);
  --pt-color-accent-surface: light-dark(#faedf7, #20101d);
  --pt-color-accent-border: light-dark(#a8789d, #8f567f);
}

body.pt-catalog:has(#catalog-mode-auto:checked) { color-scheme: light dark; }
body.pt-catalog:has(#catalog-mode-light:checked) { color-scheme: light; }
body.pt-catalog:has(#catalog-mode-dark:checked) { color-scheme: dark; }

body.pt-catalog:has(#catalog-palette-fork:checked) {
  --pt-color-accent: light-dark(#176c3a, #82efad);
  --pt-color-accent-strong: light-dark(#0f572e, #5cda8d);
  --pt-color-on-accent: light-dark(#ffffff, #07120b);
  --pt-color-accent-surface: light-dark(#e6f5eb, #0d1b12);
  --pt-color-accent-border: light-dark(#55966d, #2d6542);
}

body.pt-catalog:has(#catalog-palette-tide:checked) {
  --pt-color-accent: light-dark(#145d9c, #8bc9ff);
  --pt-color-accent-strong: light-dark(#0d4a7e, #65b5f4);
  --pt-color-on-accent: light-dark(#ffffff, #07131f);
  --pt-color-accent-surface: light-dark(#e8f3ff, #0c1821);
  --pt-color-accent-border: light-dark(#5b8fbb, #376d98);
}

body.pt-catalog:has(#catalog-palette-ember:checked) {
  --pt-color-accent: light-dark(#974115, #ffb185);
  --pt-color-accent-strong: light-dark(#77300e, #f4925e);
  --pt-color-on-accent: light-dark(#ffffff, #1d0b03);
  --pt-color-accent-surface: light-dark(#fff0e8, #21110a);
  --pt-color-accent-border: light-dark(#bd7955, #9d5834);
}

body.pt-catalog:has(#catalog-palette-berry:checked) {
  --pt-color-accent: light-dark(#804171, #f2a9df);
  --pt-color-accent-strong: light-dark(#67325b, #d987c4);
  --pt-color-on-accent: light-dark(#ffffff, #1a0716);
  --pt-color-accent-surface: light-dark(#faedf7, #20101d);
  --pt-color-accent-border: light-dark(#a8789d, #8f567f);
}

/* Existing Bunfork aliases keep the original pages on the same token contract. */

:root,
[data-mode],
[data-palette] {
  --bg: var(--pt-color-canvas);
  --surface: var(--pt-color-surface);
  --surface-2: var(--pt-color-surface-2);
  --surface-3: var(--pt-color-surface-3);
  --text: var(--pt-color-ink);
  --muted: var(--pt-color-ink-muted);
  --quiet: var(--pt-color-ink-quiet);
  --line: var(--pt-color-border);
  --line-strong: var(--pt-color-border-strong);
  --accent: var(--pt-color-accent);
  --accent-strong: var(--pt-color-accent-strong);
  --accent-ink: var(--pt-color-on-accent);
  --warm: var(--pt-color-warning);
  --danger: var(--pt-color-danger);
  --code-bg: var(--pt-color-code-bg);
}

:root {
  accent-color: var(--pt-color-accent);
  scrollbar-color: var(--pt-color-border-strong) var(--pt-color-canvas);
  scrollbar-width: thin;
}

::selection {
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
}

::-webkit-scrollbar {
  width: .75rem;
  height: .75rem;
}

::-webkit-scrollbar-track {
  background: var(--pt-color-canvas);
}

::-webkit-scrollbar-thumb {
  border: 3px solid var(--pt-color-canvas);
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-border-strong);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--pt-color-accent);
}

/* Layout primitives */

.pt-container {
  width: min(var(--pt-shell), calc(100% - 2.5rem));
  margin-inline: auto;
}

.pt-measure {
  max-width: var(--pt-measure);
}

.pt-stack {
  display: flex;
  flex-direction: column;
  gap: var(--pt-stack-space, var(--pt-space-4));
}

.pt-cluster {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--pt-cluster-space, var(--pt-space-3));
}

.pt-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 17.5rem), 1fr));
  gap: var(--pt-grid-space, var(--pt-space-5));
}

.pt-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, .75fr);
  align-items: start;
  gap: clamp(var(--pt-space-6), 6vw, var(--pt-space-9));
}

.pt-flow > * {
  margin-block: 0;
}

.pt-flow > * + * {
  margin-block-start: var(--pt-flow-space, var(--pt-space-4));
}

:where(.pt-stack, .pt-cluster, .pt-grid, .pt-flow)[data-gap="1"] {
  --pt-stack-space: var(--pt-space-1);
  --pt-cluster-space: var(--pt-space-1);
  --pt-grid-space: var(--pt-space-1);
  --pt-flow-space: var(--pt-space-1);
}

:where(.pt-stack, .pt-cluster, .pt-grid, .pt-flow)[data-gap="2"] {
  --pt-stack-space: var(--pt-space-2);
  --pt-cluster-space: var(--pt-space-2);
  --pt-grid-space: var(--pt-space-2);
  --pt-flow-space: var(--pt-space-2);
}

:where(.pt-stack, .pt-cluster, .pt-grid, .pt-flow)[data-gap="4"] {
  --pt-stack-space: var(--pt-space-4);
  --pt-cluster-space: var(--pt-space-4);
  --pt-grid-space: var(--pt-space-4);
  --pt-flow-space: var(--pt-space-4);
}

:where(.pt-stack, .pt-cluster, .pt-grid, .pt-flow)[data-gap="6"] {
  --pt-stack-space: var(--pt-space-6);
  --pt-cluster-space: var(--pt-space-6);
  --pt-grid-space: var(--pt-space-6);
  --pt-flow-space: var(--pt-space-6);
}

:where(.pt-stack, .pt-cluster, .pt-grid, .pt-flow)[data-gap="8"] {
  --pt-stack-space: var(--pt-space-8);
  --pt-cluster-space: var(--pt-space-8);
  --pt-grid-space: var(--pt-space-8);
  --pt-flow-space: var(--pt-space-8);
}

.pt-scroll-x {
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
}

.pt-visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.pt-wrap {
  overflow-wrap: anywhere;
}

/* Type and surfaces */

.pt-display {
  max-width: 20ch;
  margin: 0;
  font-size: var(--pt-text-display);
  line-height: 1.02;
  letter-spacing: -.04em;
  text-wrap: balance;
}

.pt-heading {
  margin: 0;
  font-size: var(--pt-text-2xl);
  line-height: 1.08;
  letter-spacing: -.03em;
  text-wrap: balance;
}

.pt-lede {
  max-width: 62ch;
  margin: 0;
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-lg);
  line-height: 1.65;
  text-wrap: pretty;
}

.pt-meta {
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-sm);
}

.pt-mono,
.pt-kbd {
  font-family: var(--pt-font-mono);
}

.pt-kbd {
  display: inline-flex;
  min-width: 1.75rem;
  min-height: 1.75rem;
  align-items: center;
  justify-content: center;
  padding-inline: .45rem;
  border: 1px solid var(--pt-color-border-strong);
  border-radius: var(--pt-radius-sm);
  background: var(--pt-color-surface-2);
  box-shadow: inset 0 -1px 0 var(--pt-color-border);
  color: var(--pt-color-ink);
  font-size: var(--pt-text-xs);
  font-weight: 700;
}

.pt-panel {
  padding: clamp(var(--pt-space-4), 3vw, var(--pt-space-6));
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
  color: var(--pt-color-ink);
}

.pt-panel[data-tone="accent"] {
  border-color: var(--pt-color-accent-border);
  background: var(--pt-color-accent-surface);
}

.pt-rule {
  height: 1px;
  border: 0;
  background: var(--pt-color-border);
}

/* Actions */

.pt-button,
.pt-button:where(a, button) {
  display: inline-flex;
  min-height: var(--pt-control-height);
  align-items: center;
  justify-content: center;
  gap: var(--pt-space-2);
  padding: .7rem 1rem;
  border: 1px solid var(--pt-color-accent);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
  font: inherit;
  font-weight: 760;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  touch-action: manipulation;
  cursor: pointer;
  transition:
    background-color var(--pt-duration-fast) var(--pt-ease-out),
    border-color var(--pt-duration-fast) var(--pt-ease-out),
    color var(--pt-duration-fast) var(--pt-ease-out),
    transform var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-button:hover {
  border-color: var(--pt-color-accent-strong);
  background: var(--pt-color-accent-strong);
  color: var(--pt-color-on-accent);
  text-decoration: none;
}

.pt-button:active {
  transform: translateY(1px);
}

.pt-button[data-variant="secondary"] {
  border-color: var(--pt-color-border-strong);
  background: var(--pt-color-surface);
  color: var(--pt-color-ink);
}

.pt-button[data-variant="secondary"]:hover {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
}

.pt-button[data-variant="quiet"] {
  border-color: transparent;
  background: transparent;
  color: var(--pt-color-accent);
}

.pt-button[data-variant="quiet"]:hover {
  border-color: var(--pt-color-border);
  background: var(--pt-color-surface-2);
}

.pt-button[data-variant="danger"] {
  border-color: var(--pt-color-danger);
  background: var(--pt-color-danger);
  color: var(--pt-color-on-danger);
}

.pt-button:disabled,
.pt-button[aria-disabled="true"] {
  opacity: .5;
  cursor: not-allowed;
  transform: none;
}

.pt-toolbar,
.pt-segmented {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pt-space-2);
  align-items: center;
}

.pt-segmented {
  width: fit-content;
  padding: var(--pt-space-1);
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-surface-2);
}

.pt-segmented a,
.pt-segmented button {
  display: inline-flex;
  min-height: var(--pt-control-height);
  align-items: center;
  padding-inline: .8rem;
  border: 0;
  border-radius: var(--pt-radius-sm);
  background: transparent;
  color: var(--pt-color-ink-muted);
  font: inherit;
  font-size: var(--pt-text-sm);
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.pt-segmented [aria-current="page"],
.pt-segmented [aria-selected="true"] {
  background: var(--pt-color-surface);
  color: var(--pt-color-ink);
  box-shadow: var(--pt-shadow-1);
}

/* Forms */

.pt-field {
  display: grid;
  gap: var(--pt-space-2);
}

.pt-field > label,
.pt-legend {
  color: var(--pt-color-ink);
  font-weight: 720;
}

.pt-hint,
.pt-error {
  margin: 0;
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
}

.pt-error {
  color: var(--pt-color-danger);
  font-weight: 700;
}

.pt-input,
.pt-select,
.pt-textarea {
  width: 100%;
  min-height: var(--pt-control-height);
  padding: .7rem .8rem;
  border: var(--pt-control-border) solid var(--pt-color-border-strong);
  border-radius: var(--pt-radius-md);
  appearance: none;
  background-color: var(--pt-color-control);
  color: var(--pt-color-ink);
  font: inherit;
  line-height: 1.35;
  caret-color: var(--pt-color-accent);
  transition:
    background-color var(--pt-duration-fast) var(--pt-ease-out),
    border-color var(--pt-duration-fast) var(--pt-ease-out),
    box-shadow var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-input:hover,
.pt-select:hover,
.pt-textarea:hover {
  border-color: var(--pt-color-accent-border);
  background-color: var(--pt-color-control-hover);
}

.pt-select {
  padding-inline-end: 2.75rem;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--pt-color-ink-muted) 50%),
    linear-gradient(135deg, var(--pt-color-ink-muted) 50%, transparent 50%);
  background-position:
    calc(100% - 1.1rem) calc(50% - .1rem),
    calc(100% - .8rem) calc(50% - .1rem);
  background-repeat: no-repeat;
  background-size: .35rem .35rem;
  cursor: pointer;
}

.pt-select[multiple] {
  padding-inline-end: .8rem;
  background-image: none;
}

.pt-select option {
  background: var(--pt-color-surface);
  color: var(--pt-color-ink);
}

.pt-textarea {
  min-height: 7rem;
  resize: vertical;
  field-sizing: content;
}

.pt-textarea::-webkit-resizer {
  border: 3px solid transparent;
  border-inline-end-color: var(--pt-color-accent);
  border-bottom-color: var(--pt-color-accent);
  background: transparent;
}

.pt-input::placeholder,
.pt-textarea::placeholder {
  color: var(--pt-color-ink-quiet);
  opacity: 1;
}

.pt-input::-webkit-search-cancel-button,
.pt-input::-webkit-inner-spin-button,
.pt-input::-webkit-outer-spin-button {
  appearance: none;
  margin: 0;
}

.pt-input[type="number"] {
  appearance: textfield;
  font-variant-numeric: tabular-nums;
}

.pt-input[type="date"],
.pt-input[type="time"],
.pt-input[type="datetime-local"] {
  font-variant-numeric: tabular-nums;
}

.pt-date-control {
  position: relative;
  display: block;
}

.pt-date-control .pt-input {
  padding-inline-end: 3rem;
}

.pt-date-control::after {
  position: absolute;
  inset-inline-end: .9rem;
  bottom: .85rem;
  width: 1rem;
  height: .9rem;
  border: 2px solid var(--pt-color-accent);
  border-radius: var(--pt-radius-xs);
  background:
    linear-gradient(var(--pt-color-accent), var(--pt-color-accent)) 0 .2rem / 100% 2px no-repeat,
    radial-gradient(circle, var(--pt-color-accent) 1px, transparent 1.5px) .05rem .42rem / .35rem .3rem;
  content: "";
  pointer-events: none;
}

.pt-date-control .pt-input::-webkit-calendar-picker-indicator {
  position: absolute;
  inset-inline-end: .4rem;
  width: 2rem;
  height: 2rem;
  padding: 0;
  cursor: pointer;
  opacity: 0;
}

[dir="rtl"] .pt-select {
  background-position:
    1.1rem calc(50% - .1rem),
    .8rem calc(50% - .1rem);
}

.pt-input[type="file"] {
  padding: .35rem;
  cursor: pointer;
}

.pt-input::file-selector-button {
  min-height: 2rem;
  margin-inline-end: var(--pt-space-3);
  padding-inline: var(--pt-space-3);
  border: 1px solid var(--pt-color-accent-border);
  border-radius: var(--pt-radius-sm);
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
  font: inherit;
  font-weight: 720;
  cursor: pointer;
}

.pt-input::file-selector-button:hover {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
}

.pt-color-input {
  width: 4rem;
  min-width: 4rem;
  padding: .3rem;
  cursor: pointer;
}

.pt-color-input::-webkit-color-swatch-wrapper {
  padding: 0;
}

.pt-color-input::-webkit-color-swatch {
  border: 0;
  border-radius: var(--pt-radius-sm);
}

.pt-color-input::-moz-color-swatch {
  border: 0;
  border-radius: var(--pt-radius-sm);
}

.pt-input[readonly],
.pt-textarea[readonly] {
  border-style: dashed;
  background: var(--pt-color-surface-2);
}

.pt-input:disabled,
.pt-select:disabled,
.pt-textarea:disabled {
  border-color: var(--pt-color-border);
  background: var(--pt-color-control-disabled);
  color: var(--pt-color-ink-quiet);
  cursor: not-allowed;
}

.pt-input:-webkit-autofill,
.pt-input:-webkit-autofill:hover,
.pt-input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--pt-color-ink);
  box-shadow: inset 0 0 0 1000px var(--pt-color-control);
}

.pt-input[aria-invalid="true"],
.pt-select[aria-invalid="true"],
.pt-textarea[aria-invalid="true"] {
  border-color: var(--pt-color-danger);
  box-shadow: 0 0 0 1px var(--pt-color-danger);
}

.pt-check-list {
  display: grid;
  gap: var(--pt-space-3);
  margin: 0;
  padding: 0;
  border: 0;
}

.pt-check {
  display: flex;
  min-height: var(--pt-control-height);
  align-items: center;
  gap: var(--pt-space-3);
  color: var(--pt-color-ink);
  cursor: pointer;
}

.pt-check:has(input:disabled) {
  color: var(--pt-color-ink-quiet);
  cursor: not-allowed;
}

.pt-check input {
  display: grid;
  width: 1.35rem;
  height: 1.35rem;
  flex: 0 0 auto;
  place-content: center;
  margin: 0;
  border: 1px solid var(--pt-color-border-strong);
  appearance: none;
  background: var(--pt-color-control);
  color: var(--pt-color-on-accent);
  cursor: pointer;
  transition:
    background-color var(--pt-duration-fast) var(--pt-ease-out),
    border-color var(--pt-duration-fast) var(--pt-ease-out),
    transform var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-check input[type="checkbox"] {
  border-radius: var(--pt-radius-sm);
}

.pt-check input[type="radio"] {
  border-radius: 50%;
}

.pt-check input[type="checkbox"]::before {
  width: .78rem;
  height: .78rem;
  background: currentColor;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0, 43% 62%);
  content: "";
  transform: scale(0);
  transform-origin: center;
  transition: transform var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-check input[type="radio"]::before {
  width: .65rem;
  height: .65rem;
  border-radius: 50%;
  background: currentColor;
  content: "";
  transform: scale(0);
  transition: transform var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-check input:checked,
.pt-check input:indeterminate {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent);
}

.pt-check input:checked::before,
.pt-check input:indeterminate::before {
  transform: scale(1);
}

.pt-check input[type="checkbox"]:indeterminate::before {
  height: .15rem;
  border-radius: var(--pt-radius-pill);
  clip-path: none;
}

.pt-check input[role="switch"] {
  display: flex;
  width: 2.75rem;
  height: 1.5rem;
  align-items: center;
  justify-content: flex-start;
  padding: .18rem;
  border-radius: var(--pt-radius-pill);
}

.pt-check input[role="switch"]::before {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  background: var(--pt-color-ink-quiet);
  clip-path: none;
  content: "";
  transform: translateX(0);
  transition:
    background-color var(--pt-duration-fast) var(--pt-ease-out),
    transform var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-check input[role="switch"]:checked::before {
  background: var(--pt-color-on-accent);
  transform: translateX(1.2rem);
}

[dir="rtl"] .pt-check input[role="switch"]:checked::before {
  transform: translateX(-1.2rem);
}

.pt-check input:disabled {
  border-color: var(--pt-color-border);
  background: var(--pt-color-control-disabled);
  cursor: not-allowed;
}

.pt-range {
  width: 100%;
  height: var(--pt-control-height);
  margin: 0;
  appearance: none;
  background: transparent;
  cursor: pointer;
}

.pt-range::-webkit-slider-runnable-track {
  height: .45rem;
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-surface-3);
}

.pt-range::-moz-range-track {
  height: .45rem;
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-surface-3);
}

.pt-range::-moz-range-progress {
  height: .45rem;
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-accent);
}

.pt-range::-webkit-slider-thumb {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: -.4rem;
  border: 3px solid var(--pt-color-surface);
  border-radius: 50%;
  appearance: none;
  background: var(--pt-color-accent);
  box-shadow: 0 0 0 1px var(--pt-color-accent);
}

.pt-range::-moz-range-thumb {
  width: 1rem;
  height: 1rem;
  border: 3px solid var(--pt-color-surface);
  border-radius: 50%;
  background: var(--pt-color-accent);
  box-shadow: 0 0 0 1px var(--pt-color-accent);
}

.pt-range:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.pt-output {
  display: inline-flex;
  min-width: 3rem;
  min-height: 2rem;
  align-items: center;
  justify-content: center;
  padding-inline: var(--pt-space-2);
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-sm);
  background: var(--pt-color-surface);
  color: var(--pt-color-ink);
  font-family: var(--pt-font-mono);
  font-variant-numeric: tabular-nums;
}

.pt-search {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pt-space-2);
}

.pt-search .pt-input {
  flex: 1 1 15rem;
}

/* Navigation */

.pt-breadcrumbs ol,
.pt-pagination,
.pt-tabs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--pt-space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pt-breadcrumbs li {
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-sm);
}

.pt-breadcrumbs li + li::before {
  margin-inline-end: var(--pt-space-2);
  color: var(--pt-color-border-strong);
  content: "/";
}

.pt-breadcrumbs a {
  display: inline-flex;
  min-height: var(--pt-control-height);
  align-items: center;
}

.pt-tabs {
  border-bottom: 1px solid var(--pt-color-border);
}

.pt-tabs a {
  display: inline-flex;
  min-height: var(--pt-control-height);
  align-items: center;
  padding-inline: var(--pt-space-3);
  border-bottom: 2px solid transparent;
  color: var(--pt-color-ink-muted);
  font-weight: 700;
  text-decoration: none;
}

.pt-tabs a:hover,
.pt-tabs a[aria-current="page"] {
  border-color: var(--pt-color-accent);
  color: var(--pt-color-ink);
}

.pt-pagination {
  justify-content: space-between;
}

.pt-pagination a,
.pt-pagination span {
  display: inline-flex;
  min-width: var(--pt-control-height);
  min-height: var(--pt-control-height);
  align-items: center;
  justify-content: center;
  padding-inline: var(--pt-space-3);
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-md);
  text-decoration: none;
}

.pt-pagination [aria-current="page"] {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
}

/* Disclosure and top-layer content */

.pt-disclosure {
  border-block: 1px solid var(--pt-color-border);
}

.pt-disclosure + .pt-disclosure {
  border-top: 0;
}

.pt-disclosure summary {
  display: flex;
  min-height: var(--pt-control-height);
  align-items: center;
  gap: var(--pt-space-3);
  padding-block: .85rem;
  color: var(--pt-color-ink);
  font-weight: 750;
  list-style: none;
  cursor: pointer;
}

.pt-disclosure summary::-webkit-details-marker {
  display: none;
}

.pt-disclosure summary::before {
  display: grid;
  width: 1.5rem;
  height: 1.5rem;
  flex: 0 0 auto;
  place-items: center;
  border: 1px solid var(--pt-color-border-strong);
  border-radius: var(--pt-radius-sm);
  background: var(--pt-color-surface);
  color: var(--pt-color-accent);
  content: "+";
  font-size: 1rem;
  line-height: 1;
}

.pt-disclosure[open] summary {
  color: var(--pt-color-accent);
}

.pt-disclosure[open] summary::before {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
  content: "−";
}

.pt-disclosure > :not(summary) {
  max-width: var(--pt-measure);
  margin-block: 0 var(--pt-space-4);
  color: var(--pt-color-ink-muted);
}

.pt-popover,
dialog.pt-dialog {
  width: min(22rem, calc(100vw - 2rem));
  padding: var(--pt-space-4);
  border: 1px solid var(--pt-color-border-strong);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
  box-shadow: var(--pt-shadow-2);
  color: var(--pt-color-ink);
}

.pt-popover-trigger {
  anchor-name: --pt-popover-trigger;
}

.pt-popover:popover-open {
  position: fixed;
  position-anchor: --pt-popover-trigger;
  position-area: bottom span-right;
  inset: auto;
  display: grid;
  gap: var(--pt-space-3);
  max-height: min(32rem, calc(100dvh - 2rem));
  margin: var(--pt-space-2) 0 0;
  overflow: auto;
}

@supports not (position-area: bottom) {
  .pt-popover:popover-open {
    inset-inline-end: var(--pt-space-4);
    bottom: var(--pt-space-4);
    margin: 0;
  }
}

dialog.pt-dialog {
  inset: 0;
  max-height: min(40rem, calc(100dvh - 2rem));
  margin: auto;
  overflow: auto;
}

dialog.pt-dialog::backdrop {
  background: var(--pt-color-scrim);
}

.pt-menu {
  display: grid;
  gap: var(--pt-space-1);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pt-menu a,
.pt-menu button {
  display: flex;
  width: 100%;
  min-height: var(--pt-control-height);
  align-items: center;
  padding: .65rem .75rem;
  border: 0;
  border-radius: var(--pt-radius-sm);
  background: transparent;
  color: var(--pt-color-ink);
  font: inherit;
  text-align: start;
  text-decoration: none;
  cursor: pointer;
}

.pt-menu a:hover,
.pt-menu button:hover {
  background: var(--pt-color-surface-2);
}

/* Feedback and status */

.pt-alert {
  display: grid;
  gap: var(--pt-space-2);
  padding: var(--pt-space-4);
  border: 1px solid var(--pt-color-accent-border);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-ink);
}

.pt-alert[data-tone="warning"] {
  border-color: var(--pt-color-warning);
  background: var(--pt-color-warning-surface);
}

.pt-alert[data-tone="danger"] {
  border-color: var(--pt-color-danger);
  background: var(--pt-color-danger-surface);
}

.pt-alert[data-tone="info"] {
  border-color: var(--pt-color-info);
  background: var(--pt-color-info-surface);
}

.pt-alert > * {
  margin: 0;
}

.pt-alert :where(ul, ol) {
  padding-inline-start: 1.25rem;
}

.pt-alert li::marker {
  color: currentColor;
  font-weight: 800;
}

.pt-badge {
  display: inline-flex;
  min-height: 1.75rem;
  align-items: center;
  gap: var(--pt-space-1);
  padding-inline: .55rem;
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-surface-2);
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-xs);
  font-weight: 760;
  line-height: 1;
}

.pt-badge[data-tone="success"] {
  border-color: var(--pt-color-accent-border);
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
}

.pt-badge[data-tone="danger"] {
  border-color: var(--pt-color-danger);
  background: var(--pt-color-danger-surface);
  color: var(--pt-color-danger);
}

.pt-toast {
  display: flex;
  max-width: 28rem;
  align-items: start;
  justify-content: space-between;
  gap: var(--pt-space-4);
  padding: var(--pt-space-4);
  border: 1px solid var(--pt-color-accent-border);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-surface-3);
  box-shadow: var(--pt-shadow-2);
  color: var(--pt-color-ink);
}

.pt-toast > * {
  margin: 0;
}

.pt-toast .pt-button[data-variant="quiet"] {
  color: var(--pt-color-accent);
}

.pt-toast .pt-button[data-variant="quiet"]:hover {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
}

.pt-skeleton {
  min-height: .9rem;
  border-radius: var(--pt-radius-sm);
  background: var(--pt-color-surface-3);
}

.pt-skeleton[data-width="25"] { width: 25%; }
.pt-skeleton[data-width="48"] { width: 48%; }
.pt-skeleton[data-width="50"] { width: 50%; }
.pt-skeleton[data-width="75"] { width: 75%; }
.pt-skeleton[data-width="100"] { width: 100%; }

@media (prefers-reduced-motion: no-preference) {
  .pt-skeleton {
    animation: pt-pulse 1.4s ease-in-out infinite alternate;
  }
}

@keyframes pt-pulse {
  to {
    opacity: .5;
  }
}

/* Content and data */

.pt-card {
  display: grid;
  gap: var(--pt-space-4);
  min-width: 0;
  padding: var(--pt-space-5);
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
}

.pt-card > * {
  margin-block: 0;
}

.pt-card p {
  color: var(--pt-color-ink-muted);
}

.pt-card[data-interactive="true"] {
  transition: border-color var(--pt-duration-fast) var(--pt-ease-out);
}

.pt-card[data-interactive="true"]:hover {
  border-color: var(--pt-color-accent);
}

.pt-avatar {
  display: inline-grid;
  width: 2.5rem;
  height: 2.5rem;
  flex: 0 0 auto;
  place-items: center;
  overflow: hidden;
  border: 1px solid var(--pt-color-border-strong);
  border-radius: 50%;
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
  font-weight: 800;
}

.pt-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.pt-avatar-group {
  display: flex;
  align-items: center;
}

.pt-avatar-group .pt-avatar + .pt-avatar {
  margin-inline-start: -.65rem;
}

.pt-media-row,
.pt-person-row,
.pt-activity-row {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: var(--pt-space-3);
}

.pt-activity-row {
  align-items: start;
  padding-block: var(--pt-space-3);
  border-bottom: 1px solid var(--pt-color-border);
}

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

.pt-media-row > :last-child,
.pt-person-row > :last-child,
.pt-activity-row > :last-child {
  min-width: 0;
}

.pt-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--pt-text-sm);
}

.pt-table caption {
  padding: 0 0 var(--pt-space-3);
  color: var(--pt-color-ink-muted);
  font-weight: 700;
  text-align: start;
}

.pt-table th,
.pt-table td {
  padding: .8rem;
  border-bottom: 1px solid var(--pt-color-border);
  text-align: start;
  vertical-align: top;
}

.pt-table th {
  color: var(--pt-color-ink);
  font-weight: 760;
}

.pt-table td {
  color: var(--pt-color-ink-muted);
}

.pt-number {
  font-family: var(--pt-font-mono);
  font-variant-numeric: tabular-nums;
}

.pt-stat-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(8rem, 1fr));
  gap: var(--pt-space-5);
  margin: 0;
}

.pt-stat-list div {
  min-width: 0;
}

.pt-stat-list dt {
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
}

.pt-stat-list dd {
  margin: var(--pt-space-1) 0 0;
  color: var(--pt-color-ink);
  font-size: var(--pt-text-xl);
  font-weight: 800;
  font-variant-numeric: tabular-nums;
}

.pt-progress {
  width: 100%;
  height: .65rem;
  overflow: hidden;
  border: 0;
  border-radius: var(--pt-radius-pill);
  appearance: none;
  background: var(--pt-color-surface-3);
  accent-color: var(--pt-color-accent);
}

.pt-progress::-webkit-progress-bar {
  background: var(--pt-color-surface-3);
}

.pt-progress::-webkit-progress-value {
  background: var(--pt-color-accent);
}

.pt-progress::-moz-progress-bar {
  background: var(--pt-color-accent);
}

.pt-meter {
  width: 100%;
  height: .75rem;
  border: 0;
  border-radius: var(--pt-radius-pill);
  appearance: none;
  background: var(--pt-color-surface-3);
}

.pt-meter::-webkit-meter-bar {
  border: 0;
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-surface-3);
}

.pt-meter::-webkit-meter-optimum-value {
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-success);
}

.pt-meter::-webkit-meter-suboptimum-value {
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-warning);
}

.pt-meter::-webkit-meter-even-less-good-value {
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-danger);
}

.pt-meter::-moz-meter-bar {
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-success);
}

.pt-meter:-moz-meter-sub-optimum::-moz-meter-bar {
  background: var(--pt-color-warning);
}

.pt-meter:-moz-meter-sub-sub-optimum::-moz-meter-bar {
  background: var(--pt-color-danger);
}

.pt-step-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pt-space-3);
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pt-step;
}

.pt-step-list li {
  display: flex;
  min-height: var(--pt-control-height);
  align-items: center;
  gap: var(--pt-space-2);
  color: var(--pt-color-ink-muted);
  counter-increment: pt-step;
}

.pt-step-list li::before {
  display: grid;
  width: 1.75rem;
  height: 1.75rem;
  place-items: center;
  border: 1px solid var(--pt-color-border-strong);
  border-radius: 50%;
  content: counter(pt-step);
  font-size: var(--pt-text-xs);
  font-weight: 800;
}

.pt-step-list [aria-current="step"] {
  color: var(--pt-color-ink);
  font-weight: 760;
}

.pt-step-list [aria-current="step"]::before {
  border-color: var(--pt-color-accent);
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
}

.pt-price {
  display: flex;
  align-items: baseline;
  gap: var(--pt-space-2);
}

.pt-price data {
  color: var(--pt-color-ink);
  font-size: var(--pt-text-2xl);
  font-weight: 820;
  letter-spacing: -.03em;
}

.pt-price span {
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
}

.pt-empty {
  display: grid;
  max-width: 34rem;
  justify-items: start;
  gap: var(--pt-space-3);
  padding-block: var(--pt-space-5);
}

.pt-empty > * {
  margin: 0;
}

.pt-calendar {
  display: grid;
  grid-template-columns: repeat(7, minmax(2.25rem, 1fr));
  gap: var(--pt-space-1);
  max-width: 26rem;
}

.pt-calendar span,
.pt-calendar time {
  display: grid;
  min-height: 2.5rem;
  place-items: center;
  border-radius: var(--pt-radius-sm);
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
  text-decoration: none;
}

.pt-calendar span {
  min-height: 1.75rem;
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-xs);
  font-weight: 760;
}

.pt-calendar time[aria-current="date"] {
  background: var(--pt-color-accent);
  color: var(--pt-color-on-accent);
  font-weight: 800;
}

/* Catalog and guide */

.pt-catalog,
.pt-guide {
  --bg: var(--pt-color-canvas);
  --surface: var(--pt-color-surface);
  --surface-2: var(--pt-color-surface-2);
  --surface-3: var(--pt-color-surface-3);
  --text: var(--pt-color-ink);
  --muted: var(--pt-color-ink-muted);
  --quiet: var(--pt-color-ink-quiet);
  --line: var(--pt-color-border);
  --line-strong: var(--pt-color-border-strong);
  --accent: var(--pt-color-accent);
  --accent-strong: var(--pt-color-accent-strong);
  --accent-ink: var(--pt-color-on-accent);
  --code-bg: var(--pt-color-code-bg);
  background: var(--pt-color-canvas);
  color: var(--pt-color-ink);
}

.pt-catalog-hero {
  display: grid;
  min-height: min(34rem, calc(100svh - 4.4rem));
  align-content: center;
  gap: var(--pt-space-5);
  padding-block: clamp(var(--pt-space-8), 10vw, var(--pt-space-9));
}

.pt-catalog-hero .pt-cluster {
  margin-top: var(--pt-space-2);
}

.pt-theme-band {
  border-block: 1px solid var(--pt-color-border);
  background: var(--pt-color-surface);
}

.pt-theme-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--pt-space-5);
  padding-block: var(--pt-space-5);
}

.pt-theme-options {
  display: flex;
  flex-wrap: wrap;
  gap: var(--pt-space-2) var(--pt-space-4);
  margin: 0;
  padding: 0;
  border: 0;
}

.pt-theme-options legend {
  width: 100%;
  margin-bottom: var(--pt-space-1);
  color: var(--pt-color-ink);
  font-weight: 760;
}

.pt-theme-options .pt-check {
  min-height: var(--pt-control-height);
}

.pt-theme-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--pt-color-border);
}

.pt-theme-swatch {
  min-width: 0;
  padding: var(--pt-space-5);
  background: var(--pt-color-canvas);
  color: var(--pt-color-ink);
}

.pt-theme-swatch + .pt-theme-swatch {
  border-inline-start: 1px solid var(--pt-color-border);
}

.pt-theme-swatch:nth-child(4n + 1) {
  border-inline-start: 0;
}

.pt-theme-swatch:nth-child(n + 5) {
  border-top: 1px solid var(--pt-color-border);
}

.pt-theme-swatch strong,
.pt-theme-swatch small {
  display: block;
}

.pt-theme-swatch small {
  margin-top: var(--pt-space-1);
  color: var(--pt-color-ink-muted);
}

.pt-theme-swatch i {
  display: block;
  width: 100%;
  height: .5rem;
  margin-top: var(--pt-space-3);
  border-radius: var(--pt-radius-pill);
  background: var(--pt-color-accent);
}

.pt-catalog-list {
  padding-block: clamp(var(--pt-space-7), 8vw, var(--pt-space-9));
}

.pt-specimen {
  display: grid;
  grid-template-columns: minmax(12rem, .48fr) minmax(0, 1.52fr);
  gap: clamp(var(--pt-space-5), 5vw, var(--pt-space-8));
  padding-block: clamp(var(--pt-space-6), 5vw, var(--pt-space-8));
  border-top: 1px solid var(--pt-color-border);
}

.pt-specimen:last-child {
  border-bottom: 1px solid var(--pt-color-border);
}

.pt-specimen-copy > * {
  margin-block: 0;
}

.pt-specimen-copy > * + * {
  margin-block-start: var(--pt-space-3);
}

.pt-specimen-copy h2 {
  font-size: var(--pt-text-xl);
}

.pt-specimen-copy p {
  color: var(--pt-color-ink-muted);
}

.pt-source {
  font-size: var(--pt-text-xs);
}

.pt-source a {
  color: var(--pt-color-accent);
}

.pt-demo {
  min-width: 0;
  align-self: start;
  padding: clamp(var(--pt-space-4), 3vw, var(--pt-space-6));
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface-2);
}

.pt-token-table code {
  color: var(--pt-color-accent);
}

.pt-contrast-pair {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  overflow: hidden;
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
}

.pt-contrast-pair > div {
  min-height: 8rem;
  padding: var(--pt-space-5);
  background: var(--pt-color-canvas);
  color: var(--pt-color-ink);
}

/* Assistant surfaces */

.pt-assistant-groups {
  display: grid;
  gap: var(--pt-space-8);
  padding-block: var(--pt-space-8);
}

.pt-assistant-group {
  display: grid;
  gap: var(--pt-space-5);
  padding-block-start: var(--pt-space-6);
  border-top: 1px solid var(--pt-color-border);
}

.pt-assistant-group > header {
  max-width: 70ch;
}

.pt-assistant-shell {
  display: grid;
  grid-template-columns: minmax(11rem, .42fr) minmax(0, 1fr);
  overflow: hidden;
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
}

.pt-session-list {
  display: grid;
  align-content: start;
  padding: var(--pt-space-2);
  border-inline-end: 1px solid var(--pt-color-border);
  background: var(--pt-color-surface-2);
}

.pt-session-list a {
  min-height: var(--pt-control-height);
  padding: var(--pt-space-3);
  border-radius: var(--pt-radius-sm);
  text-decoration: none;
}

.pt-session-list a[aria-current="page"] {
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
  font-weight: 720;
}

.pt-conversation,
.pt-composer,
.pt-artifact,
.pt-media-control {
  display: grid;
  gap: var(--pt-space-4);
  padding: var(--pt-space-5);
}

.pt-message {
  min-width: 0;
  max-width: min(100%, 48rem);
  padding: var(--pt-space-4);
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-surface);
}

.pt-message[data-role="assistant"] {
  border-color: var(--pt-color-accent-border);
  background: var(--pt-color-accent-surface);
}

.pt-message-meta,
.pt-artifact > header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--pt-space-2);
  margin-block-end: var(--pt-space-2);
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
}

.pt-attachment-list,
.pt-source-list,
.pt-file-tree,
.pt-coverage-grid {
  display: grid;
  gap: var(--pt-space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.pt-tool-state,
.pt-reasoning-summary {
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-surface);
}

.pt-message pre,
.pt-artifact pre,
.pt-tool-state pre,
.pt-terminal {
  max-width: 100%;
  overflow: auto;
  white-space: pre;
}

.pt-workflow {
  display: flex;
  gap: var(--pt-space-2);
  margin: var(--pt-space-4) 0;
  padding: 0;
  list-style: none;
}

.pt-workflow-node {
  flex: 1;
  padding: var(--pt-space-3);
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-surface);
  text-align: center;
}

.pt-workflow-node[aria-current="step"] {
  border-color: var(--pt-color-accent);
  color: var(--pt-color-accent);
  font-weight: 720;
}

.pt-media-control audio {
  width: 100%;
}

.pt-coverage-grid {
  grid-template-columns: repeat(auto-fit, minmax(12rem, 1fr));
}

.pt-coverage-item {
  display: flex;
  min-width: 0;
  align-items: center;
  justify-content: space-between;
  gap: var(--pt-space-2);
  padding: var(--pt-space-2) var(--pt-space-3);
  border-bottom: 1px solid var(--pt-color-border);
}

.pt-coverage-status {
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-xs);
  font-weight: 720;
}

.pt-coverage-status[data-status="native"] {
  color: var(--pt-color-success);
}

.pt-coverage-status[data-status="deferred"] {
  color: var(--pt-color-warning);
}

.pt-coverage-note {
  margin-block-end: var(--pt-space-9);
  padding-block: var(--pt-space-6);
  border-block: 1px solid var(--pt-color-border);
}

/* Existing site compatibility */

.site-header {
  background: color-mix(in srgb, var(--pt-color-canvas) 96%, transparent);
}

.brand-avatar,
.signal-band {
  border-color: var(--pt-color-accent-border);
}

.home-page {
  background:
    radial-gradient(circle at 78% 12%, color-mix(in srgb, var(--pt-color-accent) 8%, transparent), transparent 24rem),
    var(--pt-color-canvas);
}

.command-window,
.route-trace {
  box-shadow: var(--pt-shadow-2);
}

.boundary-section {
  background: var(--pt-color-warning-surface);
}

.boundary-section p,
.doc-callout.warning p {
  color: var(--pt-color-ink-muted);
}

.boundary-section .button:hover {
  color: var(--pt-color-on-warning);
}

.docs-page,
.not-found-page {
  background: var(--pt-color-canvas-subtle);
}

.docs-content pre {
  color: var(--pt-color-code);
}

.doc-callout,
.route-trace-status,
.slug-chips a:hover,
.slug-chips a[aria-current="page"] {
  background: var(--pt-color-accent-surface);
}

.doc-callout.warning {
  background: var(--pt-color-warning-surface);
}

.route-trace-status {
  border-color: var(--pt-color-accent-border);
}

.top-nav a,
.docs-nav a,
.breadcrumbs a,
.footer-grid nav a {
  display: inline-flex;
  min-height: 2.75rem;
  align-items: center;
}

.nav-more {
  display: none;
  position: relative;
}

.nav-more summary {
  display: inline-flex;
  min-height: var(--pt-control-height);
  align-items: center;
  padding-inline: .25rem;
  color: var(--pt-color-ink-muted);
  font-size: .88rem;
  font-weight: 700;
  list-style: none;
  cursor: pointer;
}

.nav-more summary::-webkit-details-marker {
  display: none;
}

.nav-more summary::after {
  margin-inline-start: .35rem;
  color: var(--pt-color-accent);
  content: "+";
}

.nav-more[open] summary::after {
  content: "−";
}

.nav-more-menu {
  position: absolute;
  top: calc(100% + .35rem);
  inset-inline-end: 0;
  z-index: var(--pt-z-popover);
  display: grid;
  min-width: 10rem;
  padding: var(--pt-space-2);
  border: 1px solid var(--pt-color-border-strong);
  border-radius: var(--pt-radius-md);
  background: var(--pt-color-surface);
  box-shadow: var(--pt-shadow-2);
}

.top-nav .nav-more-menu a {
  display: flex;
  width: 100%;
  padding-inline: var(--pt-space-3);
  border-radius: var(--pt-radius-sm);
}

.nav-more-menu a:hover {
  background: var(--pt-color-surface-2);
}

.docs-nav ul {
  display: grid;
  gap: .2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.docs-nav-group h2 {
  margin: 0 0 .35rem;
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-xs);
  font-weight: 720;
  letter-spacing: 0;
  line-height: 1.35;
}

/* Authenticated administration */

.pt-admin-body {
  min-height: 100dvh;
  overflow-x: hidden;
  background: var(--pt-color-canvas);
}

.pt-admin-shell {
  display: grid;
  min-height: 100dvh;
  grid-template-columns: 15rem minmax(0, 1fr);
}

.pt-admin-sidebar {
  position: sticky;
  top: 0;
  z-index: var(--pt-z-sticky);
  display: flex;
  height: 100dvh;
  min-width: 0;
  flex-direction: column;
  gap: var(--pt-space-5);
  padding: var(--pt-space-4);
  border-inline-end: 1px solid var(--pt-color-border);
  background: var(--pt-color-canvas-subtle);
}

.pt-admin-brand {
  display: inline-flex;
  min-height: var(--pt-control-height);
  align-items: center;
  gap: var(--pt-space-2);
  color: var(--pt-color-ink);
  font-size: var(--pt-text-lg);
  font-weight: 760;
  text-decoration: none;
}

.pt-admin-brand img {
  width: 2rem;
  height: 2rem;
  border-radius: var(--pt-radius-sm);
}

.pt-admin-nav,
.pt-admin-nav-content {
  min-height: 0;
  flex: 1;
}

.pt-admin-nav > summary {
  display: none;
}

.pt-admin-nav-content {
  display: flex;
  flex-direction: column;
  gap: var(--pt-space-5);
}

.pt-admin-nav nav {
  display: grid;
  gap: var(--pt-space-1);
}

.pt-admin-nav nav a {
  display: flex;
  min-height: var(--pt-control-height);
  align-items: center;
  padding-inline: var(--pt-space-3);
  border-radius: var(--pt-radius-md);
  color: var(--pt-color-ink-muted);
  font-weight: 700;
  text-decoration: none;
}

.pt-admin-nav nav a:hover {
  background: var(--pt-color-surface-2);
  color: var(--pt-color-ink);
}

.pt-admin-nav nav a[aria-current="page"] {
  background: var(--pt-color-accent-surface);
  color: var(--pt-color-accent);
}

.pt-admin-account {
  display: grid;
  gap: var(--pt-space-3);
  margin-block-start: auto;
  padding-block-start: var(--pt-space-4);
  border-top: 1px solid var(--pt-color-border);
}

.pt-admin-account > div {
  display: grid;
  min-width: 0;
  gap: var(--pt-space-1);
}

.pt-admin-account span {
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
  overflow-wrap: anywhere;
}

.pt-admin-account .pt-badge {
  width: fit-content;
}

.pt-admin-account .pt-button {
  width: 100%;
  justify-content: center;
}

.pt-admin-main {
  min-width: 0;
  padding: var(--pt-space-6);
}

.pt-admin-content {
  display: grid;
  width: min(100%, 80rem);
  gap: var(--pt-space-6);
  margin-inline: auto;
}

.pt-admin-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--pt-space-4);
}

.pt-admin-page-header > div {
  display: grid;
  gap: var(--pt-space-2);
}

.pt-admin-page-header h1,
.pt-admin-page-header p,
.pt-admin-state h2,
.pt-admin-state p,
.pt-chat-header h2,
.pt-chat-header p,
.pt-empty-state h3,
.pt-empty-state p {
  margin: 0;
}

.pt-admin-page-header h1 {
  font-size: 1.5rem;
  letter-spacing: -.025em;
  line-height: 1.15;
}

.pt-admin-page-header p,
.pt-admin-state p,
.pt-empty-state p {
  max-width: 65ch;
  color: var(--pt-color-ink-muted);
}

.pt-admin-chat {
  max-width: 60rem;
  overflow: hidden;
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
}

.pt-admin-chat .pt-conversation {
  gap: 0;
  padding: 0;
}

.pt-chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--pt-space-3);
  padding: var(--pt-space-4) var(--pt-space-5);
  border-bottom: 1px solid var(--pt-color-border);
}

.pt-empty-state {
  display: grid;
  justify-items: center;
  gap: var(--pt-space-3);
  padding: var(--pt-space-8) var(--pt-space-5);
  text-align: center;
}

.pt-empty-state img {
  width: 3.5rem;
  height: 3.5rem;
}

.pt-admin-chat .pt-composer {
  border-top: 1px solid var(--pt-color-border);
  background: var(--pt-color-surface-2);
}

.pt-admin-state {
  max-width: 48rem;
}

.pt-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
  overscroll-behavior-inline: contain;
}

.pt-admin-table {
  width: 100%;
  min-width: 62rem;
  border-collapse: collapse;
  font-size: var(--pt-text-sm);
}

.pt-admin-table th,
.pt-admin-table td {
  padding: var(--pt-space-3) var(--pt-space-4);
  border-bottom: 1px solid var(--pt-color-border);
  text-align: start;
  vertical-align: top;
}

.pt-admin-table thead {
  background: var(--pt-color-surface-2);
  color: var(--pt-color-ink-muted);
}

.pt-admin-table tbody tr:last-child > * {
  border-bottom: 0;
}

.pt-admin-table th[scope="row"] > div,
.pt-admin-table td[data-label="Activity"] > div {
  display: grid;
  gap: var(--pt-space-1);
}

.pt-admin-table small {
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-xs);
  font-weight: 400;
}

.pt-access-form {
  display: grid;
  min-width: 20rem;
  grid-template-columns: repeat(2, minmax(7rem, 1fr)) auto;
  align-items: end;
  gap: var(--pt-space-2);
}

.pt-access-form label {
  display: grid;
  gap: var(--pt-space-1);
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-xs);
  font-weight: 700;
}

/* Settings */

.pt-settings-nav {
  display: flex;
  max-width: 100%;
  gap: var(--pt-space-1);
  overflow-x: auto;
  border-bottom: 1px solid var(--pt-color-border);
  overscroll-behavior-inline: contain;
}

.pt-settings-nav a {
  display: inline-flex;
  min-height: var(--pt-control-height);
  flex: 0 0 auto;
  align-items: center;
  padding-inline: var(--pt-space-3);
  border-bottom: 2px solid transparent;
  color: var(--pt-color-ink-muted);
  font-weight: 700;
  text-decoration: none;
}

.pt-settings-nav a:hover {
  color: var(--pt-color-ink);
}

.pt-settings-nav a[aria-current="page"] {
  border-bottom-color: var(--pt-color-accent);
  color: var(--pt-color-accent);
}

.pt-settings-list {
  display: grid;
  gap: var(--pt-space-3);
}

.pt-settings-record {
  border: 1px solid var(--pt-color-border);
  border-radius: var(--pt-radius-lg);
  background: var(--pt-color-surface);
}

.pt-settings-record > summary,
.pt-route-step > summary,
.pt-settings-advanced > summary {
  display: flex;
  min-height: var(--pt-control-height);
  align-items: center;
  justify-content: space-between;
  gap: var(--pt-space-3);
  padding: var(--pt-space-3) var(--pt-space-4);
  color: var(--pt-color-ink);
  font-weight: 720;
  list-style: none;
  cursor: pointer;
}

.pt-settings-record > summary::-webkit-details-marker,
.pt-route-step > summary::-webkit-details-marker,
.pt-settings-advanced > summary::-webkit-details-marker {
  display: none;
}

.pt-settings-record > summary::after,
.pt-route-step > summary::after,
.pt-settings-advanced > summary::after {
  color: var(--pt-color-accent);
  content: "+";
}

.pt-settings-record[open] > summary::after,
.pt-route-step[open] > summary::after,
.pt-settings-advanced[open] > summary::after {
  content: "−";
}

.pt-settings-record > summary small,
.pt-route-step > summary small {
  margin-inline-start: auto;
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-sm);
  font-weight: 400;
  overflow-wrap: anywhere;
  text-align: end;
}

.pt-settings-form {
  display: grid;
  gap: var(--pt-space-4);
  padding: var(--pt-space-4);
  border-top: 1px solid var(--pt-color-border);
}

.pt-form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: var(--pt-space-4);
}

.pt-settings-form label,
.pt-settings-advanced label {
  display: grid;
  align-content: start;
  gap: var(--pt-space-1);
  color: var(--pt-color-ink-muted);
  font-size: var(--pt-text-sm);
  font-weight: 700;
}

.pt-settings-form label small {
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-xs);
  font-weight: 400;
}

.pt-settings-form > .pt-button {
  width: fit-content;
}

.pt-settings-advanced {
  border-top: 1px solid var(--pt-color-border);
}

.pt-settings-advanced > summary {
  padding-inline: 0;
}

.pt-settings-advanced > label {
  padding-block-start: var(--pt-space-2);
}

.pt-route-steps {
  display: grid;
  gap: var(--pt-space-2);
  padding: var(--pt-space-4);
  border-top: 1px solid var(--pt-color-border);
}

.pt-route-steps h2 {
  margin: 0;
  font-size: var(--pt-text-lg);
}

.pt-route-step {
  border-top: 1px solid var(--pt-color-border);
}

.pt-route-step > summary {
  padding-inline: 0;
}

.pt-route-step .pt-settings-form {
  padding-inline: 0;
  border-top-style: dashed;
}

/* Authentication */

.pt-auth-body {
  min-height: 100dvh;
}

.pt-auth-page {
  display: grid;
  min-height: 100dvh;
  place-items: center;
  padding:
    max(var(--pt-space-5), env(safe-area-inset-top))
    max(var(--pt-space-4), env(safe-area-inset-right))
    max(var(--pt-space-5), env(safe-area-inset-bottom))
    max(var(--pt-space-4), env(safe-area-inset-left));
  background: var(--pt-color-canvas-subtle);
}

.pt-auth-shell {
  display: grid;
  width: min(100%, 28rem);
  gap: var(--pt-space-4);
}

.pt-auth-brand {
  display: inline-flex;
  width: fit-content;
  min-height: var(--pt-control-height);
  align-items: center;
  gap: var(--pt-space-2);
  color: var(--pt-color-ink);
  font-size: var(--pt-text-lg);
  font-weight: 760;
  text-decoration: none;
}

.pt-auth-brand img {
  width: 2rem;
  height: 2rem;
  border-radius: var(--pt-radius-sm);
}

.pt-auth-card {
  display: grid;
  gap: var(--pt-space-5);
}

.pt-auth-card h1,
.pt-auth-card p {
  margin: 0;
}

.pt-auth-card h1 {
  font-size: 1.5rem;
  letter-spacing: -.025em;
  line-height: 1.15;
}

.pt-auth-action {
  width: 100%;
  justify-content: center;
}

.pt-auth-note {
  color: var(--pt-color-ink-quiet);
  font-size: var(--pt-text-sm);
  line-height: 1.55;
}

/* Interaction and accessibility */

:where(
  .pt-button,
  .pt-input,
  .pt-select,
  .pt-textarea,
  .pt-check input,
  .pt-range,
  .pt-segmented a,
  .pt-segmented button,
  .pt-tabs a,
  .pt-pagination a,
  .pt-menu a,
  .pt-menu button,
  .pt-auth-brand,
  .pt-admin-brand,
  .pt-admin-nav summary,
  .pt-admin-nav a,
  .pt-table-wrap,
  .pt-settings-nav a,
  .pt-settings-record summary,
  .pt-route-step summary,
  .pt-settings-advanced summary
):focus-visible {
  outline: 3px solid var(--pt-color-accent);
  outline-offset: 3px;
}

@media (min-width: 58.01rem) {
  .pt-admin-nav > .pt-admin-nav-content {
    display: flex !important;
  }
}

@media (max-width: 58rem) {
  .pt-admin-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .pt-admin-sidebar {
    height: auto;
    border-inline-end: 0;
    border-bottom: 1px solid var(--pt-color-border);
  }

  .pt-admin-nav {
    flex: none;
  }

  .pt-admin-nav > summary {
    display: flex;
    min-height: var(--pt-control-height);
    align-items: center;
    justify-content: space-between;
    padding-inline: var(--pt-space-3);
    border: 1px solid var(--pt-color-border-strong);
    border-radius: var(--pt-radius-md);
    background: var(--pt-color-surface);
    color: var(--pt-color-ink);
    font-weight: 700;
    list-style: none;
    cursor: pointer;
  }

  .pt-admin-nav > summary::-webkit-details-marker {
    display: none;
  }

  .pt-admin-nav > summary::after {
    color: var(--pt-color-accent);
    content: "+";
  }

  .pt-admin-nav[open] > summary::after {
    content: "−";
  }

  .pt-admin-nav-content {
    padding-block-start: var(--pt-space-3);
  }

  .pt-admin-main {
    padding: var(--pt-space-5) var(--pt-space-4);
  }

  .pt-theme-controls,
  .pt-theme-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pt-theme-swatch:nth-child(odd) {
    border-inline-start: 0;
  }

  .pt-theme-swatch:nth-child(n + 3) {
    border-top: 1px solid var(--pt-color-border);
  }

  .pt-specimen,
  .pt-split,
  .pt-assistant-shell {
    grid-template-columns: 1fr;
  }

  .pt-session-list {
    border-inline-end: 0;
    border-bottom: 1px solid var(--pt-color-border);
  }

  .pt-specimen {
    gap: var(--pt-space-5);
  }
}

@media (max-width: 44rem) {
  .pt-admin-page-header {
    align-items: stretch;
    flex-direction: column;
  }

  .pt-chat-header {
    padding-inline: var(--pt-space-4);
  }

  .pt-empty-state {
    padding: var(--pt-space-6) var(--pt-space-4);
  }

  .pt-table-wrap {
    overflow-x: visible;
  }

  .pt-admin-table,
  .pt-admin-table tbody,
  .pt-admin-table tr,
  .pt-admin-table th,
  .pt-admin-table td {
    display: block;
    width: 100%;
    min-width: 0;
  }

  .pt-admin-table thead {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }

  .pt-admin-table tr {
    padding: var(--pt-space-3) var(--pt-space-4);
    border-bottom: 1px solid var(--pt-color-border);
  }

  .pt-admin-table tbody tr:last-child {
    border-bottom: 0;
  }

  .pt-admin-table th,
  .pt-admin-table td {
    display: grid;
    grid-template-columns: minmax(6rem, .4fr) minmax(0, 1fr);
    gap: var(--pt-space-3);
    padding: var(--pt-space-2) 0;
    border: 0;
  }

  .pt-admin-table [data-label]::before {
    color: var(--pt-color-ink-quiet);
    content: attr(data-label);
    font-size: var(--pt-text-xs);
    font-weight: 700;
  }

  .pt-access-form {
    min-width: 0;
    grid-template-columns: minmax(0, 1fr);
  }

  .pt-container {
    width: min(100% - 1.5rem, var(--pt-shell));
  }

  .pt-theme-controls,
  .pt-theme-grid,
  .pt-contrast-pair {
    grid-template-columns: 1fr;
  }

  .pt-theme-swatch + .pt-theme-swatch {
    border-inline-start: 0;
    border-top: 1px solid var(--pt-color-border);
  }

  .pt-catalog-hero {
    min-height: auto;
    padding-block: var(--pt-space-8);
  }

  .pt-display {
    font-size: clamp(2.75rem, 14vw, 4rem);
  }

  .pt-search,
  .pt-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .pt-search .pt-button,
  .pt-toolbar .pt-button {
    width: 100%;
  }

  .pt-step-list {
    flex-direction: column;
  }

  .top-nav > .nav-health,
  .top-nav > .nav-route-demo {
    display: none;
  }

  .nav-more {
    display: block;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pt-skeleton {
    animation: none;
  }

  .pt-button,
  .pt-card {
    transition-duration: .01ms;
  }
}

@media (prefers-contrast: more) {
  .pt-button,
  .pt-panel,
  .pt-card,
  .pt-alert,
  .pt-admin-chat,
  .pt-table-wrap,
  .pt-settings-record,
  .pt-input,
  .pt-select,
  .pt-textarea,
  .pt-popover,
  dialog.pt-dialog {
    border-width: 2px;
  }

  .pt-meta,
  .pt-source,
  .pt-hint {
    color: var(--pt-color-ink-muted);
  }
}

@media (forced-colors: active) {
  .pt-button,
  .pt-badge,
  .pt-alert,
  .pt-admin-chat,
  .pt-table-wrap,
  .pt-settings-record,
  .pt-assistant-shell,
  .pt-message,
  .pt-tool-state,
  .pt-reasoning-summary,
  .pt-workflow-node,
  .pt-panel,
  .pt-card,
  .pt-input,
  .pt-select,
  .pt-textarea,
  .pt-check input,
  .pt-popover,
  dialog.pt-dialog,
  .pt-tabs a,
  .pt-pagination a,
  .pt-pagination span {
    border-color: CanvasText;
  }

  .pt-select {
    padding-inline-end: .8rem;
    appearance: auto;
    background-image: none;
  }

  .pt-progress,
  .pt-meter {
    appearance: auto;
  }

  .pt-check input:checked,
  .pt-check input:indeterminate {
    border-color: Highlight;
    background: Highlight;
    color: HighlightText;
    forced-color-adjust: none;
  }

  .pt-range::-webkit-slider-runnable-track,
  .pt-progress::-webkit-progress-bar,
  .pt-meter::-webkit-meter-bar {
    border: 1px solid CanvasText;
  }

  .pt-date-control::after {
    border-color: ButtonText;
    background: none;
  }

  .pt-button:focus-visible,
  .pt-input:focus-visible,
  .pt-select:focus-visible,
  .pt-textarea:focus-visible,
  .pt-check input:focus-visible,
  .pt-range:focus-visible {
    outline-color: Highlight;
  }
}

@media print {
  .pt-button,
  .pt-panel,
  .pt-card,
  .pt-alert,
  .pt-demo {
    box-shadow: none;
  }

  .pt-theme-swatch,
  .pt-panel,
  .pt-card,
  .pt-alert,
  .pt-demo {
    border: 1px solid currentColor;
  }
}