/* Latin1 subsets of the github.com/IBM/plex WOFF2 files, the same as on the Borea landing page. */
@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/IBMPlexSans-Regular.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Sans";
  src: url("fonts/IBMPlexSans-SemiBold.woff2") format("woff2");
  font-weight: 600;
  font-display: swap;
}

@font-face {
  font-family: "IBM Plex Mono";
  src: url("fonts/IBMPlexMono-Regular.woff2") format("woff2");
  font-weight: 400;
  font-display: swap;
}

/* Borea "Borealis" dark, from ThemeVariant.Dark in src/Borea.App/App.axaml */
:root {
  --window: #171717;
  --surface: #262626;
  --header: #000000;
  --raised: #333333;
  --line: #3a3a3a;
  --text: #ffffff;
  --heading: #e1e1e1;
  --text-2: #ababab;
  --muted: #777777;
  --accent: #cabcff;
  --accent-soft: rgb(202 188 255 / 0.15);
  --on-accent: #000000;
  --positive: #c1ffb5;
  --danger: #f07178;
  --danger-soft: rgb(240 113 120 / 0.15);
  --warning: #f5b35c;
  --sans: "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --gutter: 64px;
  --body: 880px;
  --panel: 340px;
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-padding-top: 24px;
}

body {
  margin: 0;
  background: var(--window);
  color: var(--text-2);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.6;
}

h1,
h2,
h3,
p {
  margin: 0;
}

a {
  color: var(--accent);
  text-underline-offset: 0.2em;
  text-decoration-color: rgb(202 188 255 / 0.4);
}

a:hover,
a:focus-visible {
  text-decoration-color: currentColor;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

code,
textarea#output {
  font-family: var(--mono);
  font-size: 0.875em;
}

code {
  overflow-wrap: anywhere;
  color: var(--heading);
}

hr {
  margin: 24px 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.icon,
.placeholder,
.mark {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* Page body and side panel, as on the Discover and mod pages of the App. */
.page {
  display: grid;
  grid-template-columns: minmax(0, var(--body)) var(--panel);
  justify-content: center;
  align-items: start;
  gap: 64px;
  padding: 48px var(--gutter) 0;
}

.body {
  min-width: 0;
}

.crumb {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 0.9375rem;
}

.crumb .logo {
  display: flex;
}

.crumb .logo img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.crumb a {
  color: var(--text-2);
  text-decoration: none;
}

.crumb a:hover {
  color: var(--text);
}

.intro {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin: 24px 0 32px;
}

.intro p {
  max-width: 620px;
  color: var(--text-2);
}

h1 {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 2rem;
  font-weight: 600;
  line-height: 1.2;
}

/* The pill tab bar of Discover. */
.tabs {
  display: flex;
  gap: 8px;
  padding: 8px;
  border-radius: 999px;
  background: var(--header);
}

.tab {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 24px;
  border-radius: 999px;
  color: var(--text);
  font-weight: 600;
  cursor: pointer;
}

.tab input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.tab:has(input:checked) {
  background: var(--accent);
  color: var(--on-accent);
}

.tab:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.status {
  margin-bottom: 16px;
  padding: 12px 20px;
  border-radius: 16px;
  background: var(--raised);
  color: var(--text);
}

.status:empty {
  display: none;
}

.editing {
  margin-top: 16px;
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 0.875rem;
}

.card {
  margin-top: 16px;
  padding: 32px;
  border-radius: 24px;
  background: var(--surface);
}

.tabs + .card {
  margin-top: 24px;
}

h2 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.3;
}

h3 {
  margin: 28px 0 6px;
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
}

.step {
  flex: none;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 1rem;
  font-weight: 400;
}

.card > .hint + .field,
.card > .hint + .row,
.card > .hint + div,
.card > .hint + .chips {
  margin-top: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
  margin: 0 0 20px;
  padding: 0;
  border: 0;
}

.row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  gap: 12px;
}

/* A button next to a field lines up with the field, not with its label. */
.row:has(> button) {
  align-items: flex-end;
}

.row > .field,
.row > button {
  margin-bottom: 20px;
}

.grow {
  flex: 1 1 220px;
}

label,
legend {
  color: var(--text);
  font-weight: 600;
  font-size: 0.9375rem;
}

legend {
  margin-bottom: 8px;
  padding: 0;
}

.choice {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}

.choice label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 400;
}

.toggles {
  gap: 8px;
  margin-top: 12px;
}

.toggles .chip {
  cursor: pointer;
}

.toggles input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.toggles .chip:has(input:checked) {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.toggles .chip:has(input:focus-visible) {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Fields sit darker than the card, with no border, like the search box of Discover. */
input,
select,
textarea {
  width: 100%;
  min-width: 0;
  min-height: 48px;
  padding: 11px 16px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: var(--window);
  color: var(--text);
  font: inherit;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
  outline: none;
}

select {
  appearance: none;
  padding-right: 44px;
  background-image: url("chevron.svg");
  background-position: right 14px center;
  background-repeat: no-repeat;
  background-size: 20px;
  cursor: pointer;
}

input[type="radio"],
input[type="checkbox"] {
  width: 18px;
  height: 18px;
  min-height: 0;
  margin: 0;
  accent-color: var(--accent);
}

input[type="file"] {
  padding: 8px;
  color: var(--text-2);
  cursor: pointer;
}

input[type="file"]::file-selector-button {
  margin-right: 12px;
  padding: 8px 16px;
  border: 0;
  border-radius: 999px;
  background: var(--raised);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

input[readonly],
textarea[readonly] {
  color: var(--text-2);
}

[aria-invalid="true"] {
  border-color: var(--danger);
}

textarea {
  resize: vertical;
}

textarea#output {
  border-radius: 16px;
  background: var(--header);
  line-height: 1.55;
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
}

button,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 22px;
  border: 0;
  border-radius: 999px;
  background: var(--raised);
  color: var(--text);
  font: inherit;
  font-weight: 600;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
}

button:hover,
.button:hover {
  background: #3d3d3d;
}

.primary,
.button.primary {
  background: var(--accent);
  color: var(--on-accent);
}

.primary:hover,
.button.primary:hover {
  background: #d6cbff;
}

.button.disabled {
  background: var(--raised);
  color: var(--muted);
  cursor: not-allowed;
}

/* "Add a link" and the other add actions: plain text with a plus, as in the App. */
button.add {
  min-height: 36px;
  padding: 6px 0;
  background: none;
  color: var(--accent);
}

button.add::before {
  content: "+";
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1;
}

button.add:hover {
  background: none;
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

button.quiet {
  min-height: 36px;
  padding: 6px 16px;
  background: none;
  box-shadow: inset 0 0 0 1px var(--line);
  color: var(--text-2);
  font-weight: 400;
}

button.quiet:hover {
  background: var(--raised);
  color: var(--text);
}

.hint {
  font-size: 0.875rem;
  color: var(--text-2);
}

.messages:empty {
  display: none;
}

.msg {
  font-size: 0.875rem;
  overflow-wrap: anywhere;
}

.msg + .msg {
  margin-top: 4px;
}

.label {
  font-weight: 600;
}

.msg.error,
li.error {
  color: var(--danger);
}

.msg.note,
li.note {
  color: var(--warning);
}

.msg.info {
  color: var(--positive);
}

.item {
  margin-bottom: 16px;
  padding: 20px;
  border-radius: 16px;
  background: var(--window);
}

.item input,
.item select,
.item textarea {
  background: var(--surface);
}

.item > .messages {
  margin-top: -8px;
}

/* Chips are the mono tags of the App, not pills. */
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0;
}

.chips:empty {
  display: none;
}

.chip,
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 34px;
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: none;
  color: var(--text-2);
  font-family: var(--mono);
  font-size: 0.875rem;
  font-weight: 400;
}

.chip:hover {
  background: var(--raised);
  color: var(--text);
}

.chip[aria-pressed="true"],
.chip.on {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--text);
}

.chip-remove {
  min-height: 0;
  padding: 0 2px;
  background: none;
  color: var(--text-2);
  font-family: var(--mono);
}

.chip-remove:hover {
  background: none;
  color: var(--text);
}

.measure {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}

.thumb:empty {
  display: none;
}

.thumb img {
  display: block;
  width: 72px;
  height: 72px;
  border-radius: 12px;
  object-fit: cover;
}

details {
  margin-top: 4px;
}

summary {
  color: var(--accent);
  font-weight: 600;
  cursor: pointer;
}

.preview {
  margin-top: 12px;
  padding: 20px 24px;
  border-radius: 16px;
  background: var(--window);
  color: var(--text);
  overflow-wrap: anywhere;
}

.preview > * + * {
  margin-top: 12px;
}

.preview img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
}

.preview pre {
  overflow-x: auto;
}

.missing-image {
  padding: 2px 6px;
  border: 1px dashed var(--line);
  color: var(--muted);
}

.summary {
  margin-bottom: 20px;
}

.summary > * + * {
  margin-top: 8px;
}

.summary ul {
  margin: 8px 0 0;
  padding-left: 20px;
}

.summary li {
  overflow-wrap: anywhere;
  font-size: 0.875rem;
}

.next {
  margin: 0;
  padding-left: 20px;
}

.next li {
  padding-left: 4px;
}

.next li::marker {
  color: var(--muted);
  font-family: var(--mono);
}

.next li + li {
  margin-top: 12px;
}

.next ul {
  margin: 8px 0;
  padding-left: 20px;
}

.note {
  margin: 12px 0;
  color: var(--warning);
}

.card > p:last-child {
  margin-top: 16px;
}

/* The side panel of Discover and the mod page, holding the preview, the steps and the action. */
.panel {
  position: sticky;
  top: 24px;
  max-height: calc(100vh - 48px);
  overflow-y: auto;
  padding: 32px;
  border-radius: 32px;
  background: var(--surface);
}

.panel h2 {
  margin-bottom: 12px;
  font-size: 1.125rem;
}

.panel .button.primary {
  width: 100%;
  min-height: 48px;
  margin-bottom: 12px;
}

.panel > .messages {
  margin-bottom: 12px;
}

.listing-card {
  display: flex;
  gap: 16px;
  padding: 16px;
  border-radius: 20px;
  background: var(--window);
}

.card-icon {
  display: grid;
  flex: none;
  place-items: center;
  width: 72px;
  height: 72px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: linear-gradient(145deg, #262626, #171717);
  color: var(--text-2);
}

.card-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card-icon .placeholder {
  width: 34px;
  height: 34px;
}

.card-body {
  min-width: 0;
}

.card-title {
  overflow-wrap: anywhere;
  line-height: 1.35;
}

.card-name {
  color: var(--text);
  font-weight: 600;
}

.card-by {
  font-size: 0.875rem;
}

.card-abstract {
  display: -webkit-box;
  margin-top: 4px;
  overflow: hidden;
  font-size: 0.875rem;
  line-height: 1.45;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  overflow-wrap: anywhere;
}

.card-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.card-chips .tag {
  min-height: 26px;
  padding: 2px 8px;
  font-size: 0.8125rem;
}

.steps {
  margin: 12px 0 0;
  padding: 0;
  list-style: none;
}

.step-item a {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  margin: 0 -8px;
  border-radius: 10px;
  color: var(--text);
  text-decoration: none;
}

.step-item a:hover {
  background: var(--raised);
}

.step-mark {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border: 1.5px solid var(--line);
  border-radius: 999px;
}

.mark {
  width: 16px;
  height: 16px;
  stroke-width: 2;
}

.step-name {
  min-width: 0;
  overflow: hidden;
  font-size: 0.9375rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.step-detail {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.75rem;
}

.step-item.done .step-mark {
  border-color: var(--positive);
  color: var(--positive);
}

.step-item.fix .step-mark {
  border-color: var(--danger);
  background: var(--danger-soft);
  color: var(--danger);
}

.step-item.fix .step-detail {
  color: var(--danger);
}

.step-item.optional .step-name {
  color: var(--text-2);
}

.page-footer {
  max-width: calc(var(--body) + var(--panel) + 64px + 2 * var(--gutter));
  margin: 64px auto 0;
  padding: 0 var(--gutter);
}

.page-footer p {
  padding: 32px 0 48px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 0.8125rem;
}

.page-footer a {
  color: var(--text-2);
}

/* Below this width the panel follows the form, as the App moves its side panel below the body. */
@media (max-width: 1240px) {
  :root {
    --gutter: 24px;
  }

  .page {
    grid-template-columns: minmax(0, var(--body));
    gap: 24px;
  }

  .panel {
    position: static;
    max-height: none;
  }
}

@media (max-width: 600px) {
  :root {
    --gutter: 16px;
  }

  .page {
    padding-top: 24px;
  }

  .intro {
    flex-direction: column;
  }

  .tab {
    flex: 1;
    justify-content: center;
    padding: 0 12px;
    text-align: center;
  }

  .card,
  .panel {
    padding: 20px;
    border-radius: 20px;
  }

  .item {
    padding: 14px;
  }
}