:root {
  --forum-ink: #1d1d1f;
  --forum-muted: #6e6e73;
  --forum-faint: #86868b;
  --forum-line: #d2d2d7;
  --forum-line-soft: #e8e8ed;
  --forum-surface: #f5f5f7;
  --forum-surface-blue: #f2f8fc;
  --forum-blue: #0066cc;
  --forum-blue-dark: #004f9e;
  --forum-green: #188038;
  --forum-danger: #9b1c1c;
  --forum-radius: 10px;
}

html {
  color-scheme: light;
}

body,
input,
textarea,
select,
button {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;
  font-size: 15px;
}

body {
  color: var(--forum-ink);
  background: #fff;
}

* {
  box-sizing: border-box;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  clip-path: inset(50%) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.icon {
  display: inline-block;
  width: 1em;
  height: 1em;
  stroke-width: 0;
  stroke: currentColor;
  fill: currentColor;
}

.icon-definitions {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

/* Shared shell adapters. */
.dpw-id-forum .dpw-header-inner,
.dpw-id-forum .dpw-subheader-inner,
.dpw-id-forum .dpw-main,
.dpw-id-forum .dpw-footer-inner {
  max-width: 1100px;
}

.dpw-id-forum .dpw-header-main a img {
  margin-left: 0;
}

.dpw-id-forum .dpw-subheader {
  min-height: 48px;
  background: rgba(255, 255, 255, 0.96);
}

.forum-subheader-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 48px;
  padding: 0 8px;
}

.forum-nav-links {
  display: flex;
  align-items: center;
  min-width: 0;
  overflow-x: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--forum-line) transparent;
  white-space: nowrap;
}

.forum-nav-links::-webkit-scrollbar {
  height: 4px;
}

.forum-nav-links::-webkit-scrollbar-track {
  background: transparent;
}

.forum-nav-links::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: var(--forum-line);
}

.forum-nav-links .dpw-header-item > a {
  margin-right: 24px;
  padding: 13px 0;
  color: #515154;
  line-height: 22px;
}

.forum-nav-links .forum-home > a {
  color: var(--forum-ink);
  font-weight: 650;
}

.forum-nav-links a:hover {
  color: var(--forum-blue);
}

.forum-search {
  display: flex;
  align-items: center;
  flex: 0 0 230px;
  overflow: hidden;
  border: 1px solid var(--forum-line);
  border-radius: 999px;
  background: var(--forum-surface);
}

.forum-search:focus-within {
  border-color: var(--forum-blue);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.16);
}

.forum-search input {
  width: 100%;
  min-width: 0;
  height: 36px;
  padding: 7px 4px 7px 13px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--forum-ink);
}

.forum-search button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 40px;
  width: 40px;
  height: 36px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #515154;
  cursor: pointer;
}

.forum-search button:hover {
  color: var(--forum-blue);
}

/* Forum frame. */
.dpw-id-forum .forum-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 48px;
  overflow: visible;
  margin-top: 38px;
  padding: 0 14px;
}

.dpw-id-forum .forum-main-wide {
  grid-template-columns: minmax(0, 870px);
  justify-content: center;
}

.forum-main .dpw-body,
.forum-main .dpw-body-inner,
.forum-content {
  min-width: 0;
}

.forum-content {
  color: var(--forum-ink);
  font-size: 16px;
  line-height: 1.55;
}

.dpw-id-forum .dpw-body h1 {
  margin: 0 0 24px;
  padding: 0;
  color: var(--forum-ink);
  font-size: clamp(28px, 3.3vw, 40px);
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.12;
  overflow-wrap: anywhere;
}

.dpw-id-forum .dpw-body h2 {
  margin: 0;
  padding: 0;
  color: var(--forum-ink);
  font-size: 23px;
  font-weight: 550;
  letter-spacing: -0.012em;
  line-height: 1.25;
}

.dpw-id-forum .dpw-body h2 a {
  color: inherit;
  text-decoration: none;
}

.dpw-id-forum .dpw-body a,
.forum-sidebar a {
  color: var(--forum-blue);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.16em;
}

.dpw-id-forum .dpw-body a:hover,
.forum-sidebar a:hover {
  color: var(--forum-blue-dark);
}

.dpw-id-forum :focus-visible {
  outline: 3px solid rgba(0, 102, 204, 0.58);
  outline-offset: 3px;
}

.space {
  margin-top: 18px;
  margin-bottom: 18px;
}

.section {
  margin-bottom: 6px;
  font-weight: 650;
}

.smallspace {
  margin: 8px 0;
}

.bold {
  font-weight: 650;
}

.bigger {
  font-size: 1.05em;
}

/* Lists and metadata. */
.listitem {
  margin: 0 0 28px;
  padding: 0 0 28px;
  border-bottom: 1px solid var(--forum-line-soft);
}

.listitem h2 {
  margin-bottom: 8px !important;
}

.listitem h2 a:hover {
  color: var(--forum-blue);
}

.answered,
.intro {
  margin: 7px 0;
  color: #3f3f42;
  overflow-wrap: anywhere;
}

.icon-answered {
  display: inline-block;
  margin-right: 8px;
  color: var(--forum-green);
}

.item-footer,
.askedby,
.postedby {
  color: var(--forum-muted);
  font-size: 13px;
  line-height: 1.45;
}

.item-footer {
  margin-top: 8px;
}

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

.tags a {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 3px 10px;
  border: 1px solid var(--forum-line);
  border-radius: 999px;
  background: var(--forum-surface);
  color: #515154 !important;
  font-size: 13px;
  line-height: 1.2;
  text-decoration: none;
}

.tags a:hover {
  border-color: #a6c8e7;
  background: var(--forum-surface-blue);
  color: var(--forum-blue-dark) !important;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 18px;
  margin-top: 20px;
}

.tag-list .tag-item {
  color: var(--forum-muted);
}

.paging {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 28px 0;
  color: var(--forum-muted);
}

.paging a {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 6px 13px;
  border: 1px solid var(--forum-line);
  border-radius: 999px;
  text-decoration: none;
}

.empty,
.closed,
.noreply {
  color: var(--forum-muted);
}

/* Question and reply stream. */
.question-section,
.reply-section {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--forum-line-soft);
}

.question-section .askedby {
  margin: 4px 0 22px;
}

.question-body,
.reply-body {
  clear: both;
  min-width: 0;
  font-size: 16px;
  overflow-wrap: anywhere;
}

.question-body::after,
.reply-body::after {
  display: table;
  clear: both;
  content: "";
}

.icon-question,
.icon-answer,
.icon-comment {
  float: left;
  display: inline-block;
  width: 34px;
  margin-top: 1px;
  font-size: 24px;
}

.icon-question {
  color: var(--forum-blue);
}

.icon-answer {
  color: var(--forum-green);
}

.icon-comment {
  color: var(--forum-faint);
}

.related-article {
  margin: -12px 0 24px;
  color: var(--forum-muted);
}

.wantanswer {
  margin: 0 0 28px;
  padding: 16px 18px;
  border-radius: var(--forum-radius);
  background: var(--forum-surface);
}

.new-reply-section {
  margin-top: 38px;
  padding-top: 30px;
  border-top: 1px solid var(--forum-line);
}

.newreply {
  margin: 0 0 18px;
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.012em;
}

.reply-type-options {
  display: block;
  margin-top: 6px;
}

.choice-list label,
.reply-type-options label {
  display: flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  font-weight: 400;
}

.choice-list input,
.reply-type-options input {
  width: auto;
  margin: 0;
  padding: 0;
  accent-color: var(--forum-blue);
}

.preview-header,
.validation-error,
.moderator-tools,
.forum-upload {
  border-radius: var(--forum-radius);
}

.preview-header {
  margin-bottom: 24px;
  padding: 14px 16px;
  border: 1px solid #b7d4ee;
  background: var(--forum-surface-blue);
  color: #23425e;
}

.validation-error {
  margin-bottom: 20px;
  padding: 13px 15px;
  border: 1px solid #d8a2a2;
  background: #fff3f3;
  color: var(--forum-danger);
}

.moderator-tools {
  margin: 16px 0;
  padding: 12px 14px;
  border: 1px solid #e6c98d;
  background: #fff9eb;
  font-size: 14px;
}

.moderator-logout {
  display: inline;
}

/* Forms and editor. */
.field {
  margin: 0 0 18px;
}

.field label,
.notification-email label,
.notification-heading + * label {
  display: block;
  margin-bottom: 6px;
  font-weight: 650;
}

.dpw-body input[type="text"],
.dpw-body input[type="email"],
.dpw-body input[type="password"],
.dpw-body input[type="search"],
.dpw-body textarea,
.dpw-body select {
  box-sizing: border-box;
  width: 100%;
  max-width: 760px;
  min-height: 42px;
  padding: 9px 11px;
  border: 1px solid var(--forum-faint);
  border-radius: 8px;
  background: #fff;
  color: var(--forum-ink);
}

.dpw-body textarea {
  min-height: 200px;
  resize: vertical;
}

.new-reply-section input[type="text"],
.new-reply-section textarea,
.new-question-section input[type="text"],
.new-question-section textarea {
  max-width: none;
}

.notification-email input,
.notification-heading + * input,
#email {
  width: 400px;
  max-width: 100%;
}

.notification-heading {
  margin: -10px 0 24px !important;
  color: var(--forum-muted) !important;
  font-size: 20px !important;
}

.notification-option > label,
.notification-option > input {
  vertical-align: middle;
}

.notification-email {
  display: none;
}

.notification-option > input:checked ~ .notification-email {
  display: block;
}

.dpw-body button,
.dpw-body input[type="submit"] {
  min-height: 42px;
  padding: 8px 18px;
  border: 1px solid var(--forum-blue);
  border-radius: 8px;
  background: var(--forum-blue);
  color: #fff;
  font-weight: 600;
  cursor: pointer;
}

.dpw-body button:hover,
.dpw-body input[type="submit"]:hover {
  border-color: var(--forum-blue-dark);
  background: var(--forum-blue-dark);
}

.dpw-body button:disabled,
.dpw-body input[type="submit"]:disabled {
  border-color: #b8b8bd;
  background: #d7d7dc;
  color: #626267;
  cursor: not-allowed;
}

.forum-editor-host {
  overflow: hidden;
  border-color: var(--forum-faint);
  border-radius: var(--forum-radius);
}

.forum-editor-host .toolbar {
  border-bottom-color: var(--forum-line);
  background: var(--forum-surface);
}

.forum-editor-host .toolbar button {
  min-height: 32px;
  padding: 3px 0;
  border: 0;
  border-radius: 5px;
  background: transparent;
  color: var(--forum-ink);
  box-shadow: none;
}

.forum-editor-host .toolbar button:hover {
  background: #e5e5ea;
  color: var(--forum-ink);
}

.forum-upload {
  border-color: var(--forum-line);
  background: var(--forum-surface);
}

.forum-upload.drag-over {
  border-color: var(--forum-blue);
  background: var(--forum-surface-blue);
}

.forum-upload-status {
  color: var(--forum-danger);
}

/* Stored content and attachments. */
.dpw-id-forum .dpw-body img {
  max-width: 100%;
  height: auto;
  margin-left: 0;
}

.dpw-id-forum .dpw-body pre {
  max-width: 100%;
  overflow: auto;
  padding: 16px;
  border: 0;
  border-radius: var(--forum-radius);
  background: #252527;
  color: #f5f5f7;
  font-size: 14px;
  line-height: 1.5;
}

.dpw-id-forum .dpw-body p code,
.dpw-id-forum .dpw-body li code {
  padding: 0.16rem 0.38rem;
  border-radius: 5px;
  background: rgba(0, 0, 0, 0.08);
  color: #303033;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas,
    "Liberation Mono", monospace;
  font-size: 0.86em;
  font-weight: 600;
}

.dpw-id-forum li > p {
  margin: 0;
  padding: 0;
}

.dpw-id-forum li > p:first-child {
  display: inline;
}

.attachment-items {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 10px 0;
}

.attachment-item {
  position: relative;
  display: inline-block;
  width: 112px;
  height: 138px;
  overflow: hidden;
  padding: 6px;
  border: 1px solid var(--forum-line);
  border-radius: var(--forum-radius);
  background: #fff;
  text-align: center;
  vertical-align: top;
}

.attachment-preview {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 102px;
}

.attachment-preview img {
  max-width: 100px !important;
  max-height: 100px;
}

.attachment-name {
  position: absolute;
  right: 6px;
  bottom: 7px;
  left: 6px;
}

.attachment-name a {
  display: block;
  overflow: hidden;
  color: var(--forum-ink) !important;
  font-size: 12px;
  text-decoration: none;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Secondary content. */
.forum-sidebar {
  min-width: 0;
  color: var(--forum-muted);
  font-size: 14px;
  line-height: 1.45;
}

.forum-sidebar section {
  margin: 0 0 30px;
  padding: 18px;
  border-radius: 14px;
  background: var(--forum-surface);
}

.forum-sidebar h2 {
  margin: 0 0 12px;
  color: var(--forum-ink);
  font-size: 15px;
  font-weight: 650;
  letter-spacing: 0;
}

.sidebar-links > div {
  margin: 0 0 10px;
  overflow-wrap: anywhere;
}

.sidebar-links > div:last-child {
  margin-bottom: 0;
}

.linkbag-image {
  text-decoration: none;
}

.linkbag-image .icon {
  margin-bottom: -2px;
  color: #d66c00;
}

/* Shared footer structure with forum-scale typography. */
.dpw-id-forum .dpw-footer {
  margin-top: 64px;
}

.dpw-id-forum .dpw-footer-inner {
  padding: 30px 14px 48px;
  font-size: 13px;
  line-height: 1.5;
}

.dpw-id-forum .dpw-four-cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 28px;
}

.dpw-id-forum .dpw-four-cols .dpw-col {
  display: block;
  width: auto;
  min-width: 0;
}

.dpw-id-forum .dpw-footer h3 {
  margin: 0 0 9px;
  font-size: 14px;
}

.dpw-id-forum .dpw-footer h3:not(:first-child) {
  margin-top: 18px;
}

.dpw-id-forum .dpw-footer p {
  margin-top: 0;
}

@media (max-width: 900px) {
  .forum-subheader-inner {
    flex-wrap: wrap;
    gap: 0;
    padding: 0 8px 9px;
  }

  .forum-nav-links {
    flex: 0 0 100%;
  }

  .forum-search {
    flex-basis: min(100%, 360px);
  }

  .dpw-id-forum .forum-main {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
    max-width: 870px;
  }

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

  .dpw-id-forum .dpw-four-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .forum-nav-links .dpw-header-item > a {
    margin-right: 20px;
  }

  .dpw-id-forum .forum-main {
    margin-top: 28px;
    padding: 0 12px;
  }

  .dpw-id-forum .dpw-body h1 {
    font-size: 30px;
  }

  .dpw-id-forum .dpw-body h2,
  .newreply {
    font-size: 21px;
  }

  .forum-content,
  .question-body,
  .reply-body {
    font-size: 15px;
  }

  .forum-sidebar,
  .dpw-id-forum .dpw-four-cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .forum-sidebar section {
    margin-bottom: 0;
  }

  .dpw-id-forum .dpw-footer {
    margin-top: 48px;
  }

  .dpw-id-forum .dpw-footer-inner {
    padding-right: 16px;
    padding-left: 16px;
  }
}

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

@media (forced-colors: active) {
  .forum-search,
  .tags a,
  .paging a,
  .forum-sidebar section,
  .preview-header,
  .validation-error,
  .moderator-tools,
  .attachment-item {
    border: 1px solid CanvasText;
  }
}