/*
 * Utility tools page. This is a light, page-scoped workspace so the tools do
 * not inherit the dark presentation tokens used by the rest of the theme.
 */

.yuqi-tools-page {
  --tools-bg: #f2f5f1;
  --tools-paper: #ffffff;
  --tools-paper-soft: #f8faf7;
  --tools-ink: #172623;
  --tools-muted: #61716c;
  --tools-line: #d6e0da;
  --tools-line-strong: #b9cbc1;
  --tools-accent: #28675e;
  --tools-accent-dark: #1e514a;
  --tools-accent-soft: #e4efea;
  --tools-warm: #c8784d;
  overflow: hidden;
  background: var(--tools-bg);
  color: var(--tools-ink);
}

.yuqi-tools-page,
.yuqi-tools-page * {
  box-sizing: border-box;
}

.yuqi-tools-page [hidden] {
  display: none !important;
}

.yuqi-tools-shell {
  width: min(1240px, calc(100% - 48px));
  margin-right: auto;
  margin-left: auto;
}

.yuqi-tools-page button,
.yuqi-tools-page input,
.yuqi-tools-page textarea,
.yuqi-tools-page select {
  font: inherit;
}

.yuqi-tools-page button {
  border: 0;
}

.yuqi-tools-page input,
.yuqi-tools-page textarea,
.yuqi-tools-page select {
  width: 100%;
  border: 1px solid var(--tools-line-strong);
  border-radius: 2px;
  outline: 0;
  background: var(--tools-paper-soft);
  color: var(--tools-ink);
  transition: border-color 160ms ease, box-shadow 160ms ease, background-color 160ms ease;
}

.yuqi-tools-page input:focus,
.yuqi-tools-page textarea:focus,
.yuqi-tools-page select:focus {
  border-color: var(--tools-accent);
  background: var(--tools-paper);
  box-shadow: 0 0 0 3px rgba(40, 103, 94, 0.14);
}

.yuqi-tools-page textarea {
  min-height: 160px;
  resize: vertical;
}

.yuqi-tools-page input[type="number"],
.yuqi-tools-page input[type="date"],
.yuqi-tools-page select {
  min-height: 46px;
  padding: 0 12px;
}

.yuqi-tools-page textarea {
  padding: 12px;
  line-height: 1.6;
}

.yuqi-tools-page input[type="file"] {
  min-height: 46px;
  padding: 9px;
}

.yuqi-tools-page input[type="range"] {
  width: 100%;
  min-height: 40px;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  accent-color: var(--tools-accent);
}

.yuqi-tools-hero {
  border-bottom: 1px solid var(--tools-line);
  background: #e7efea;
}

.yuqi-tools-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 230px;
  gap: 64px;
  align-items: end;
  min-height: 395px;
  padding-top: 72px;
  padding-bottom: 66px;
}

.yuqi-tools-eyebrow,
.yuqi-tool-panel-kicker,
.yuqi-tools-sidebar-label {
  margin: 0;
  color: var(--tools-accent);
  font-size: 12px;
  font-weight: 720;
  letter-spacing: 0.12em;
  line-height: 1.5;
  text-transform: uppercase;
}

.yuqi-tools-hero h1 {
  max-width: 760px;
  margin: 13px 0 18px;
  color: var(--tools-ink);
  font-size: clamp(48px, 7vw, 82px);
  font-weight: 650;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.yuqi-tools-hero-intro {
  max-width: 670px;
  margin: 0;
  color: #435650;
  font-size: clamp(18px, 2vw, 22px);
  line-height: 1.7;
}

.yuqi-tools-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 22px 28px;
  align-items: center;
  margin-top: 30px;
}

.yuqi-tools-primary-link,
.yuqi-tools-contact a {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 0 17px;
  border: 1px solid var(--tools-accent);
  border-radius: 2px;
  background: var(--tools-accent);
  color: #fff;
  font-size: 14px;
  font-weight: 650;
  line-height: 1;
  transition: background-color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.yuqi-tools-primary-link:hover,
.yuqi-tools-primary-link:focus-visible,
.yuqi-tools-contact a:hover,
.yuqi-tools-contact a:focus-visible {
  border-color: var(--tools-accent-dark);
  background: var(--tools-accent-dark);
  color: #fff;
  transform: translateY(-1px);
}

.yuqi-tools-primary-link span,
.yuqi-tools-contact a span {
  font-size: 17px;
  font-weight: 400;
}

.yuqi-tools-local-note {
  display: inline-flex;
  max-width: 390px;
  align-items: flex-start;
  gap: 9px;
  color: var(--tools-muted);
  font-size: 12px;
  line-height: 1.6;
}

.yuqi-tools-local-note span {
  margin-top: 0.35em;
  color: var(--tools-accent);
  font-size: 8px;
}

.yuqi-tools-hero-index {
  display: flex;
  min-height: 228px;
  flex-direction: column;
  justify-content: flex-end;
  padding-left: 27px;
  border-left: 1px solid var(--tools-line-strong);
}

.yuqi-tools-index-number {
  color: var(--tools-accent);
  font-size: 100px;
  font-weight: 620;
  letter-spacing: -0.08em;
  line-height: 0.82;
}

.yuqi-tools-index-label {
  margin-top: 22px;
  color: var(--tools-ink);
  font-size: 14px;
  font-weight: 650;
}

.yuqi-tools-index-rule {
  width: 100%;
  height: 1px;
  margin: 17px 0 12px;
  background: var(--tools-line-strong);
}

.yuqi-tools-index-note {
  color: var(--tools-muted);
  font-size: 12px;
  line-height: 1.5;
}

.yuqi-tools-directory {
  padding: 78px 0 92px;
}

.yuqi-tools-directory-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 315px);
  gap: 50px;
  align-items: end;
  padding-bottom: 42px;
  border-bottom: 1px solid var(--tools-line);
}

.yuqi-tools-directory-heading h2,
.yuqi-tools-note-inner h2 {
  max-width: 680px;
  margin: 12px 0 12px;
  color: var(--tools-ink);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 620;
  letter-spacing: -0.045em;
  line-height: 1.1;
}

.yuqi-tools-directory-heading p:not(.yuqi-tools-eyebrow) {
  max-width: 700px;
  margin: 0;
  color: var(--tools-muted);
  font-size: 15px;
  line-height: 1.75;
}

.yuqi-tools-search {
  display: block;
}

.yuqi-tools-search span {
  display: block;
  margin-bottom: 8px;
  color: var(--tools-muted);
  font-size: 12px;
  font-weight: 650;
}

.yuqi-tools-search input {
  min-height: 48px;
  padding: 0 14px;
}

.yuqi-tools-layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 42px;
  padding-top: 42px;
}

.yuqi-tools-sidebar {
  position: sticky;
  top: calc(var(--f-header-height) + 24px);
  align-self: start;
}

.yuqi-tools-sidebar-label {
  padding-bottom: 13px;
  border-bottom: 1px solid var(--tools-line-strong);
}

.yuqi-tools-category-list {
  display: flex;
  flex-direction: column;
}

.yuqi-tools-category {
  display: flex;
  min-height: 47px;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 0 11px;
  border-bottom: 1px solid var(--tools-line);
  background: transparent;
  color: var(--tools-muted);
  cursor: pointer;
  font-size: 14px;
  text-align: left;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.yuqi-tools-category span {
  color: #8a9a94;
  font-size: 11px;
}

.yuqi-tools-category:hover,
.yuqi-tools-category:focus-visible,
.yuqi-tools-category.is-active {
  border-bottom-color: var(--tools-accent);
  background: var(--tools-accent-soft);
  color: var(--tools-accent-dark);
}

.yuqi-tools-category.is-active {
  font-weight: 700;
}

.yuqi-tools-category.is-active span {
  color: var(--tools-accent);
}

.yuqi-tools-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.yuqi-tool-card {
  display: flex;
  min-height: 222px;
  flex-direction: column;
  align-items: flex-start;
  padding: 20px;
  border: 1px solid var(--tools-line);
  background: var(--tools-paper);
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}

.yuqi-tool-card:hover,
.yuqi-tool-card:focus-within {
  border-color: var(--tools-line-strong);
  box-shadow: 0 11px 26px rgba(37, 75, 62, 0.08);
  transform: translateY(-2px);
}

.yuqi-tool-card.is-featured {
  border-top: 3px solid var(--tools-warm);
  padding-top: 18px;
}

.yuqi-tool-card-topline {
  display: flex;
  width: 100%;
  justify-content: space-between;
  gap: 10px;
  color: var(--tools-accent);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.yuqi-tool-card-topline span:last-child {
  color: #a0afa9;
  font-weight: 500;
}

.yuqi-tool-card h3 {
  margin: 31px 0 9px;
  color: var(--tools-ink);
  font-size: 19px;
  font-weight: 650;
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.yuqi-tool-card p {
  margin: 0;
  color: var(--tools-muted);
  font-size: 13px;
  line-height: 1.65;
}

.yuqi-tool-open {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: auto;
  padding: 18px 0 0;
  background: transparent;
  color: var(--tools-accent);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.yuqi-tool-open span {
  font-size: 16px;
  font-weight: 400;
  transition: transform 160ms ease;
}

.yuqi-tool-open:hover,
.yuqi-tool-open:focus-visible {
  color: var(--tools-accent-dark);
}

.yuqi-tool-open:hover span,
.yuqi-tool-open:focus-visible span {
  transform: translate(2px, -2px);
}

.yuqi-tools-card-grid [hidden] {
  display: none;
}

.yuqi-tools-empty {
  margin: 24px 0 0;
  padding: 24px;
  border: 1px dashed var(--tools-line-strong);
  color: var(--tools-muted);
  text-align: center;
}

.yuqi-tools-panels {
  margin-top: 44px;
}

.yuqi-tool-panel {
  scroll-margin-top: calc(var(--f-header-height) + 22px);
  padding: 31px;
  border: 1px solid var(--tools-line);
  background: var(--tools-paper);
  animation: yuqi-tools-panel-in 200ms ease both;
}

.yuqi-tool-panel-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
  padding-bottom: 25px;
  border-bottom: 1px solid var(--tools-line);
}

.yuqi-tool-panel-header h2 {
  margin: 7px 0 7px;
  color: var(--tools-ink);
  font-size: clamp(24px, 3vw, 34px);
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.yuqi-tool-panel-header p:not(.yuqi-tool-panel-kicker) {
  max-width: 700px;
  margin: 0;
  color: var(--tools-muted);
  font-size: 14px;
  line-height: 1.7;
}

.yuqi-tool-back {
  flex: 0 0 auto;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--tools-line-strong);
  background: var(--tools-paper-soft);
  color: var(--tools-accent-dark);
  cursor: pointer;
  font-size: 12px;
  font-weight: 650;
}

.yuqi-tool-back:hover,
.yuqi-tool-back:focus-visible {
  border-color: var(--tools-accent);
  background: var(--tools-accent-soft);
}

.yuqi-tax-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 25px;
}

.yuqi-tax-form,
.yuqi-simple-tool-form {
  min-width: 0;
}

.yuqi-tax-form {
  padding: 20px;
  border: 1px solid var(--tools-line);
  background: var(--tools-paper-soft);
}

.yuqi-tax-form h3 {
  min-height: 43px;
  margin: 0 0 19px;
  color: var(--tools-ink);
  font-size: 16px;
  font-weight: 650;
  line-height: 1.45;
}

.yuqi-form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.yuqi-form-grid-two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.yuqi-form-grid-three {
  grid-template-columns: minmax(0, 1.35fr) repeat(2, minmax(0, 0.8fr));
}

.yuqi-form-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.yuqi-form-field {
  display: block;
  min-width: 0;
}

.yuqi-form-field > span {
  display: flex;
  min-height: 23px;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: 7px;
  color: var(--tools-muted);
  font-size: 12px;
  font-weight: 650;
  line-height: 1.45;
}

.yuqi-form-field output {
  color: var(--tools-accent);
  font-weight: 700;
}

.yuqi-form-field-wide {
  grid-column: 1 / -1;
}

.yuqi-form-field-small {
  max-width: 250px;
  margin-top: 15px;
}

.yuqi-tools-submit,
.yuqi-tools-secondary {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  padding: 0 15px;
  border-radius: 2px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  line-height: 1;
  transition: background-color 160ms ease, border-color 160ms ease, color 160ms ease;
}

.yuqi-tools-submit {
  border: 1px solid var(--tools-accent);
  background: var(--tools-accent);
  color: #fff;
}

.yuqi-tools-submit:hover,
.yuqi-tools-submit:focus-visible {
  border-color: var(--tools-accent-dark);
  background: var(--tools-accent-dark);
}

.yuqi-tools-secondary {
  border: 1px solid var(--tools-line-strong);
  background: var(--tools-paper);
  color: var(--tools-accent-dark);
}

.yuqi-tools-secondary:hover,
.yuqi-tools-secondary:focus-visible {
  border-color: var(--tools-accent);
  background: var(--tools-accent-soft);
}

.yuqi-tax-form > .yuqi-tools-submit,
.yuqi-simple-tool-form > .yuqi-tools-submit {
  margin-top: 18px;
}

.yuqi-tool-actions,
.yuqi-case-controls,
.yuqi-json-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  align-items: center;
  margin-top: 18px;
}

.yuqi-tool-message {
  min-height: 20px;
  margin: 10px 0 0;
  color: #a14832;
  font-size: 12px;
  line-height: 1.5;
}

.yuqi-tool-message:empty {
  display: none;
}

.yuqi-tool-message.is-success {
  color: var(--tools-accent-dark);
}

.yuqi-tool-result {
  margin-top: 18px;
  padding: 15px;
  border-left: 3px solid var(--tools-accent);
  background: var(--tools-accent-soft);
  cursor: copy;
}

.yuqi-tool-result dl {
  display: grid;
  grid-template-columns: minmax(130px, 0.7fr) minmax(0, 1fr);
  gap: 7px 18px;
  margin: 0;
}

.yuqi-tool-result dt,
.yuqi-tool-result dd {
  margin: 0;
  font-size: 13px;
  line-height: 1.55;
}

.yuqi-tool-result dt {
  color: var(--tools-muted);
}

.yuqi-tool-result dd {
  color: var(--tools-ink);
  font-weight: 700;
}

.yuqi-tool-footnote {
  margin: 17px 0 0;
  color: var(--tools-muted);
  font-size: 12px;
  line-height: 1.65;
}

.yuqi-stat-result {
  max-width: 600px;
}

.yuqi-case-layout,
.yuqi-json-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 18px;
  margin-top: 25px;
}

.yuqi-case-layout .yuqi-case-controls,
.yuqi-json-layout .yuqi-json-actions {
  grid-column: 1 / -1;
  grid-row: 2;
  margin-top: 0;
}

.yuqi-case-layout > label:last-child,
.yuqi-json-layout > label:last-child {
  grid-column: 2;
  grid-row: 1;
}

.yuqi-case-layout > label:first-child,
.yuqi-json-layout > label:first-child {
  grid-column: 1;
  grid-row: 1;
}

.yuqi-case-layout textarea,
.yuqi-json-layout textarea {
  min-height: 220px;
}

.yuqi-image-output {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 25px;
  padding-top: 25px;
  border-top: 1px solid var(--tools-line);
}

.yuqi-image-preview {
  min-width: 0;
}

.yuqi-image-preview > span {
  display: block;
  margin-bottom: 8px;
  color: var(--tools-muted);
  font-size: 12px;
  font-weight: 650;
}

.yuqi-image-preview img {
  width: 100%;
  height: 180px;
  object-fit: contain;
  border: 1px solid var(--tools-line);
  background: #edf1ed;
}

.yuqi-image-summary {
  grid-column: 1 / -1;
  color: var(--tools-muted);
  font-size: 13px;
  line-height: 1.6;
}

.yuqi-image-output .yuqi-tools-primary-link {
  justify-self: start;
}

.yuqi-tools-note-section {
  border-top: 1px solid var(--tools-line);
  background: #e7efea;
}

.yuqi-tools-note-inner {
  display: grid;
  grid-template-columns: minmax(230px, 0.8fr) minmax(0, 1.2fr);
  gap: 64px;
  padding-top: 64px;
  padding-bottom: 67px;
}

.yuqi-tools-note-inner h2 {
  margin-bottom: 0;
  font-size: clamp(25px, 3vw, 38px);
}

.yuqi-tools-note-inner > p {
  max-width: 650px;
  margin: 0;
  color: var(--tools-muted);
  font-size: 15px;
  line-height: 1.85;
}

.yuqi-tools-contact {
  background: var(--tools-accent-dark);
  color: #fff;
}

.yuqi-tools-contact-inner {
  display: flex;
  min-height: 116px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.yuqi-tools-contact p {
  margin: 0;
  font-size: 18px;
  font-weight: 550;
}

.yuqi-tools-contact a {
  border-color: rgba(255, 255, 255, 0.7);
  background: transparent;
}

.yuqi-tools-contact a:hover,
.yuqi-tools-contact a:focus-visible {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.1);
}

@keyframes yuqi-tools-panel-in {
  from { opacity: 0; transform: translateY(5px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1050px) {
  .yuqi-tools-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .yuqi-tools-layout {
    gap: 28px;
  }

  .yuqi-tools-sidebar {
    width: 190px;
  }

  .yuqi-form-grid-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .yuqi-tools-hero-inner,
  .yuqi-tools-note-inner {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .yuqi-tools-hero-inner {
    min-height: 0;
  }

  .yuqi-tools-hero-index {
    min-height: 0;
    padding-top: 26px;
    padding-left: 0;
    border-top: 1px solid var(--tools-line-strong);
    border-left: 0;
  }

  .yuqi-tools-index-number {
    font-size: 76px;
  }

  .yuqi-tools-directory-heading {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .yuqi-tools-layout {
    display: block;
  }

  .yuqi-tools-sidebar {
    position: static;
    width: auto;
    margin-bottom: 26px;
  }

  .yuqi-tools-category-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    border-left: 1px solid var(--tools-line);
  }

  .yuqi-tools-category {
    border-right: 1px solid var(--tools-line);
  }

  .yuqi-tax-grid,
  .yuqi-case-layout,
  .yuqi-json-layout {
    grid-template-columns: 1fr;
  }

  .yuqi-case-layout .yuqi-case-controls,
  .yuqi-json-layout .yuqi-json-actions,
  .yuqi-case-layout > label:last-child,
  .yuqi-json-layout > label:last-child,
  .yuqi-case-layout > label:first-child,
  .yuqi-json-layout > label:first-child {
    grid-column: auto;
    grid-row: auto;
  }

  .yuqi-case-layout .yuqi-case-controls,
  .yuqi-json-layout .yuqi-json-actions {
    order: 2;
  }

  .yuqi-case-layout > label:last-child,
  .yuqi-json-layout > label:last-child {
    order: 3;
  }

  .yuqi-case-layout > label:first-child,
  .yuqi-json-layout > label:first-child {
    order: 1;
  }
}

@media (max-width: 560px) {
  .yuqi-tools-shell {
    width: min(100% - 32px, 1240px);
  }

  .yuqi-tools-hero-inner {
    padding-top: 51px;
    padding-bottom: 48px;
  }

  .yuqi-tools-hero h1 {
    font-size: clamp(46px, 16vw, 70px);
  }

  .yuqi-tools-hero-intro {
    font-size: 17px;
  }

  .yuqi-tools-hero-actions,
  .yuqi-tools-contact-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .yuqi-tools-directory {
    padding: 54px 0 62px;
  }

  .yuqi-tools-card-grid {
    grid-template-columns: 1fr;
  }

  .yuqi-tool-panel {
    padding: 21px 16px;
  }

  .yuqi-tool-panel-header {
    flex-direction: column;
    gap: 16px;
  }

  .yuqi-tax-form {
    padding: 16px;
  }

  .yuqi-form-grid,
  .yuqi-form-grid-two,
  .yuqi-form-grid-three,
  .yuqi-form-grid-four {
    grid-template-columns: 1fr;
  }

  .yuqi-form-field-wide {
    grid-column: auto;
  }

  .yuqi-form-field-small {
    max-width: none;
  }

  .yuqi-image-output {
    grid-template-columns: 1fr;
  }

  .yuqi-image-summary {
    grid-column: auto;
  }

  .yuqi-tools-note-inner {
    padding-top: 50px;
    padding-bottom: 52px;
  }

  .yuqi-tools-contact-inner {
    min-height: 0;
    padding-top: 28px;
    padding-bottom: 28px;
  }

  .yuqi-tools-contact p {
    font-size: 16px;
  }
}

/* Formal toolbox workspace: dark task rail + quiet light work surface. */
.yuqi-tools-page {
  --tool-ink: #15222b;
  --tool-muted: #6a7880;
  --tool-line: #dce4e7;
  --tool-surface: #f4f7f7;
  --tool-white: #ffffff;
  --tool-dark: #111a21;
  --tool-accent: #0f7f79;
  --tool-accent-soft: #dff2ef;
  background: var(--tool-surface);
  color: var(--tool-ink);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  margin: 0;
  overflow: hidden;
}

.yuqi-tools-page .yuqi-tools-app {
  display: grid;
  grid-template-columns: 236px minmax(0, 1fr);
  max-width: 1480px;
  min-height: calc(100vh - 84px);
  margin: 0 auto;
  background: var(--tool-white);
}

.yuqi-tools-page .yuqi-tools-sidebar {
  position: sticky;
  top: 0;
  z-index: 2;
  display: flex;
  flex-direction: column;
  width: auto;
  min-width: 0;
  min-height: calc(100vh - 84px);
  padding: 28px 18px 20px;
  background: var(--tool-dark);
  color: #edf4f4;
}

.yuqi-tools-page .yuqi-tools-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .13em;
  line-height: 1.4;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tools-sidebar-mark {
  display: grid;
  width: 31px;
  height: 31px;
  place-items: center;
  border: 1px solid rgba(255,255,255,.34);
  color: #9ce4dc;
  font-size: 10px;
  letter-spacing: .04em;
}

.yuqi-tools-page .yuqi-tools-sidebar-caption {
  margin: 25px 5px 11px;
  color: #80939b;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .16em;
  line-height: 1.5;
  text-transform: uppercase;
}

.yuqi-tools-page .yuqi-tools-sidebar-toggle {
  display: none;
}

.yuqi-tools-page .yuqi-tools-sidebar-content {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
}

.yuqi-tools-page .yuqi-tools-sidebar-nav {
  display: grid;
  gap: 3px;
  margin: 0;
  padding: 0;
}

.yuqi-tools-page .yuqi-tools-side-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 35px;
  padding: 7px 9px;
  border-left: 2px solid transparent;
  color: #b7c5c9;
  font-size: 12px;
  line-height: 1.35;
  text-decoration: none;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}

.yuqi-tools-page .yuqi-tools-side-link span {
  color: #74888f;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 10px;
}

.yuqi-tools-page .yuqi-tools-side-link:hover,
.yuqi-tools-page .yuqi-tools-side-link.is-active {
  border-left-color: #65cfc5;
  background: rgba(101,207,197,.12);
  color: #ffffff;
}

.yuqi-tools-page .yuqi-tools-side-link.is-active span {
  color: #9ce4dc;
}

.yuqi-tools-page .yuqi-tools-sidebar-footer {
  display: grid;
  gap: 15px;
  margin-top: auto;
  padding: 18px 5px 0;
  border-top: 1px solid rgba(255,255,255,.12);
}

.yuqi-tools-page .yuqi-tools-sidebar-footer span {
  color: #80939b;
  font-size: 10px;
  line-height: 1.7;
}

.yuqi-tools-page .yuqi-tools-sidebar-footer a {
  color: #9ce4dc;
  font-size: 11px;
  font-weight: 700;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tools-workspace {
  min-width: 0;
  padding: 27px clamp(22px, 4vw, 62px) 56px;
  background: #f7f9f9;
}

.yuqi-tools-page .yuqi-tools-topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 20px;
  color: #7a898e;
  font-size: 10px;
  letter-spacing: .05em;
  line-height: 1.5;
}

.yuqi-tools-page .yuqi-tools-topbar a {
  color: var(--tool-accent);
  font-weight: 700;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tools-topbar-rule {
  width: 32px;
  height: 1px;
  background: #bdcbce;
}

.yuqi-tools-page .yuqi-tools-directory-hero,
.yuqi-tools-page .yuqi-tool-single-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 28px;
  padding: 48px 0 34px;
  border-bottom: 1px solid var(--tool-line);
}

.yuqi-tools-page .yuqi-tools-eyebrow {
  margin: 0 0 12px;
  color: var(--tool-accent);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .18em;
  line-height: 1.4;
  text-transform: uppercase;
}

.yuqi-tools-page .yuqi-tools-directory-hero h1,
.yuqi-tools-page .yuqi-tool-single-heading h1 {
  max-width: 850px;
  margin: 0;
  color: var(--tool-ink);
  font-size: clamp(32px, 4vw, 58px);
  font-weight: 760;
  letter-spacing: -.045em;
  line-height: 1.03;
}

.yuqi-tools-page .yuqi-tools-directory-hero p:not(.yuqi-tools-eyebrow),
.yuqi-tools-page .yuqi-tool-single-heading p:not(.yuqi-tools-eyebrow) {
  max-width: 720px;
  margin: 17px 0 0;
  color: var(--tool-muted);
  font-size: 14px;
  line-height: 1.8;
}

.yuqi-tools-page .yuqi-tools-count-panel {
  display: grid;
  flex: 0 0 154px;
  align-content: end;
  justify-items: end;
  padding-left: 18px;
  border-left: 1px solid var(--tool-line);
  text-align: right;
}

.yuqi-tools-page .yuqi-tools-count-panel strong {
  color: var(--tool-ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 51px;
  font-weight: 500;
  letter-spacing: -.08em;
  line-height: .9;
}

.yuqi-tools-page .yuqi-tools-count-panel span {
  margin-top: 8px;
  color: var(--tool-accent);
  font-size: 11px;
  font-weight: 750;
}

.yuqi-tools-page .yuqi-tools-count-panel small {
  margin-top: 4px;
  color: #8a989c;
  font-size: 10px;
}

.yuqi-tools-page .yuqi-tools-directory-controls {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 19px;
}

.yuqi-tools-page .yuqi-tools-search {
  display: grid;
  flex: 1 1 auto;
  max-width: 470px;
  gap: 7px;
}

.yuqi-tools-page .yuqi-tools-search span,
.yuqi-tools-page .yuqi-tool-field > span {
  color: #6f7f84;
  font-size: 10px;
  font-weight: 750;
  letter-spacing: .04em;
}

.yuqi-tools-page .yuqi-tools-search input,
.yuqi-tools-page .yuqi-tool-field input,
.yuqi-tools-page .yuqi-tool-field textarea,
.yuqi-tools-page .yuqi-tool-field select {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  border: 1px solid #ccd9dc;
  border-radius: 0;
  background: #ffffff;
  color: var(--tool-ink);
  font: inherit;
  font-size: 14px;
  line-height: 1.5;
  outline: none;
  transition: border-color .18s ease, box-shadow .18s ease;
}

.yuqi-tools-page .yuqi-tools-search input,
.yuqi-tools-page .yuqi-tool-field input,
.yuqi-tools-page .yuqi-tool-field select {
  min-height: 42px;
  padding: 9px 11px;
}

.yuqi-tools-page .yuqi-tool-field textarea {
  min-height: 150px;
  padding: 11px;
  resize: vertical;
}

.yuqi-tools-page .yuqi-tools-search input:focus,
.yuqi-tools-page .yuqi-tool-field input:focus,
.yuqi-tools-page .yuqi-tool-field textarea:focus,
.yuqi-tools-page .yuqi-tool-field select:focus {
  border-color: var(--tool-accent);
  box-shadow: 0 0 0 3px rgba(15,127,121,.11);
}

.yuqi-tools-page .yuqi-tools-view-tabs {
  display: flex;
  gap: 3px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.yuqi-tools-page .yuqi-tools-view-tabs button,
.yuqi-tools-page .yuqi-tool-output-heading button {
  min-height: 34px;
  padding: 7px 11px;
  border: 1px solid transparent;
  border-radius: 0;
  background: transparent;
  color: #718085;
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  font-weight: 700;
}

.yuqi-tools-page .yuqi-tools-view-tabs button:hover,
.yuqi-tools-page .yuqi-tools-view-tabs button.is-active {
  border-color: #b9dcd8;
  background: var(--tool-accent-soft);
  color: var(--tool-accent);
}

.yuqi-tools-page .yuqi-tools-card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.yuqi-tools-page .yuqi-tool-card {
  display: flex;
  min-width: 0;
  min-height: 188px;
  flex-direction: column;
  padding: 17px 17px 14px;
  border: 1px solid var(--tool-line);
  background: #ffffff;
  transition: border-color .18s ease, transform .18s ease;
}

.yuqi-tools-page .yuqi-tool-card:hover {
  border-color: #94c9c4;
  transform: translateY(-2px);
}

.yuqi-tools-page .yuqi-tool-card.is-blocked {
  background: #f5f6f6;
}

.yuqi-tools-page .yuqi-tool-card-topline,
.yuqi-tools-page .yuqi-tool-form-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  color: #829095;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 9px;
  letter-spacing: .03em;
  line-height: 1.4;
  text-transform: uppercase;
}

.yuqi-tools-page .yuqi-tool-card h3 {
  margin: 22px 0 8px;
  color: var(--tool-ink);
  font-size: 16px;
  font-weight: 760;
  letter-spacing: -.02em;
  line-height: 1.3;
}

.yuqi-tools-page .yuqi-tool-card p {
  flex: 1;
  margin: 0;
  color: var(--tool-muted);
  font-size: 12px;
  line-height: 1.65;
}

.yuqi-tools-page .yuqi-tool-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 9px;
  margin-top: 18px;
}

.yuqi-tools-page .yuqi-tool-open,
.yuqi-tools-page .yuqi-tools-contact a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--tool-accent);
  font-size: 11px;
  font-weight: 800;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tool-favorite {
  min-width: 29px;
  min-height: 29px;
  padding: 3px;
  border: 1px solid #cedbdd;
  border-radius: 0;
  background: #ffffff;
  color: #839297;
  cursor: pointer;
  font-size: 17px;
  line-height: 1;
}

.yuqi-tools-page .yuqi-tool-favorite.is-active,
.yuqi-tools-page .yuqi-tool-favorite:hover {
  border-color: #a5d4cf;
  background: var(--tool-accent-soft);
  color: var(--tool-accent);
}

.yuqi-tools-page .yuqi-tool-status {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  padding: 4px 7px;
  background: #e9eeee;
  color: #6f7d80;
  font-size: 10px;
  font-weight: 750;
  line-height: 1.3;
}

.yuqi-tools-page .yuqi-tools-empty {
  margin: 20px 0;
  color: var(--tool-muted);
  font-size: 13px;
}

.yuqi-tools-page .yuqi-tools-note-section,
.yuqi-tools-page .yuqi-tool-instructions,
.yuqi-tools-page .yuqi-tool-related,
.yuqi-tools-page .yuqi-tool-blocked {
  margin-top: 48px;
  padding-top: 25px;
  border-top: 1px solid var(--tool-line);
}

.yuqi-tools-page .yuqi-tools-note-section h2,
.yuqi-tools-page .yuqi-tool-instructions h2,
.yuqi-tools-page .yuqi-tool-related h2,
.yuqi-tools-page .yuqi-tool-blocked h2 {
  margin: 0 0 10px;
  color: var(--tool-ink);
  font-size: 20px;
  font-weight: 760;
  letter-spacing: -.03em;
}

.yuqi-tools-page .yuqi-tools-note-section p:not(.yuqi-tools-eyebrow),
.yuqi-tools-page .yuqi-tool-instructions p,
.yuqi-tools-page .yuqi-tool-blocked p {
  max-width: 770px;
  margin: 0;
  color: var(--tool-muted);
  font-size: 12px;
  line-height: 1.8;
}

.yuqi-tools-page .yuqi-tools-contact {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-top: 42px;
  padding: 20px 0 0;
  border-top: 1px solid var(--tool-line);
}

.yuqi-tools-page .yuqi-tools-contact p {
  margin: 0;
  color: var(--tool-ink);
  font-size: 13px;
  font-weight: 700;
}

.yuqi-tools-page .yuqi-tool-single-heading {
  align-items: start;
}

.yuqi-tools-page .yuqi-tool-favorite-large {
  flex: 0 0 auto;
  margin-top: 5px;
  padding: 9px;
  font-size: 23px;
}

.yuqi-tools-page .yuqi-tool-workspace {
  margin-top: 28px;
  padding: 22px;
  border: 1px solid var(--tool-line);
  background: #ffffff;
}

.yuqi-tools-page .yuqi-tool-form-heading {
  padding-bottom: 15px;
  border-bottom: 1px solid var(--tool-line);
}

.yuqi-tools-page .yuqi-tool-form-controls {
  display: grid;
  gap: 17px;
  padding: 22px 0 0;
}

.yuqi-tools-page .yuqi-tool-field {
  display: grid;
  min-width: 0;
  gap: 7px;
}

.yuqi-tools-page .yuqi-tool-fields-two,
.yuqi-tools-page .yuqi-tool-fields-three,
.yuqi-tools-page .yuqi-tool-fields-four {
  display: grid;
  gap: 14px;
}

.yuqi-tools-page .yuqi-tool-fields-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.yuqi-tools-page .yuqi-tool-fields-three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.yuqi-tools-page .yuqi-tool-fields-four { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.yuqi-tools-page input[type="file"] {
  padding: 8px;
  font-size: 11px;
}

.yuqi-tools-page input[type="range"] {
  min-height: 42px;
  padding: 0;
  accent-color: var(--tool-accent);
}

.yuqi-tools-page .yuqi-tool-actions {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
  padding-top: 5px;
}

.yuqi-tools-page .yuqi-tools-submit,
.yuqi-tools-page .yuqi-tools-secondary {
  min-height: 40px;
  padding: 9px 16px;
  border: 1px solid var(--tool-accent);
  border-radius: 0;
  cursor: pointer;
  font: inherit;
  font-size: 11px;
  font-weight: 800;
}

.yuqi-tools-page .yuqi-tools-submit {
  background: var(--tool-accent);
  color: #ffffff;
}

.yuqi-tools-page .yuqi-tools-secondary {
  border-color: #cbd9db;
  background: #ffffff;
  color: #66767b;
}

.yuqi-tools-page .yuqi-tools-submit:hover,
.yuqi-tools-page .yuqi-tools-secondary:hover {
  filter: brightness(.96);
}

.yuqi-tools-page .yuqi-tool-message {
  min-height: 17px;
  margin: 0;
  color: var(--tool-accent);
  font-size: 11px;
  line-height: 1.5;
}

.yuqi-tools-page .yuqi-tool-message.is-error {
  color: #b04747;
}

.yuqi-tools-page .yuqi-tool-output-panel {
  margin-top: 22px;
  border-top: 1px solid var(--tool-line);
}

.yuqi-tools-page .yuqi-tool-output-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 15px 0 10px;
}

.yuqi-tools-page .yuqi-tool-output-heading h2 {
  margin: 0;
  color: var(--tool-ink);
  font-size: 15px;
  font-weight: 760;
}

.yuqi-tools-page .yuqi-tool-output-heading button {
  min-height: 28px;
  padding: 5px 8px;
  border-color: #cbd9db;
  background: #ffffff;
  color: var(--tool-accent);
}

.yuqi-tools-page .yuqi-tool-output {
  min-width: 0;
  padding: 16px;
  overflow: auto;
  background: #f4f8f8;
  color: #22343b;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 12px;
  line-height: 1.7;
}

.yuqi-tools-page .yuqi-tool-output pre {
  margin: 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.yuqi-tools-page .yuqi-result-table-wrap {
  overflow-x: auto;
}

.yuqi-tools-page .yuqi-result-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-family: inherit;
  font-size: 12px;
}

.yuqi-tools-page .yuqi-result-table-wrap td {
  padding: 8px 9px;
  border-bottom: 1px solid #dbe5e5;
  text-align: left;
  white-space: nowrap;
}

.yuqi-tools-page .yuqi-inline-preview,
.yuqi-tools-page .yuqi-generated-barcode {
  display: block;
  max-width: 100%;
  height: auto;
}

.yuqi-tools-page .yuqi-qr-preview {
  display: flex;
  min-height: 250px;
  align-items: center;
  justify-content: center;
  padding: 18px;
  background: #ffffff;
  border: 1px solid #dbe5e5;
}

.yuqi-tools-page .yuqi-generated-qr {
  display: block;
  width: min(100%, 420px);
  height: auto;
  image-rendering: pixelated;
}

.yuqi-tools-page .yuqi-tool-related-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.yuqi-tools-page .yuqi-tool-related-grid a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--tool-line);
  background: #ffffff;
  color: var(--tool-ink);
  font-size: 12px;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tool-related-grid a span:last-child {
  color: var(--tool-accent);
}

@media (max-width: 1100px) and (min-width: 821px) {
  .yuqi-tools-page .yuqi-tools-card-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .yuqi-tools-page .yuqi-tools-app { grid-template-columns: 208px minmax(0, 1fr); }
  .yuqi-tools-page .yuqi-tools-workspace { padding-right: 28px; padding-left: 28px; }
}

@media (max-width: 820px) {
  .yuqi-tools-page .yuqi-tools-app { display: block; min-height: 0; }
  .yuqi-tools-page .yuqi-tools-sidebar { position: relative; min-height: 0; padding: 17px 18px; }
  .yuqi-tools-page .yuqi-tools-sidebar-caption { margin: 12px 5px 0; }
  .yuqi-tools-page .yuqi-tools-sidebar-toggle { display: flex; align-items: center; justify-content: space-between; width: 100%; margin-top: 13px; padding: 11px 9px; border: 1px solid rgba(255,255,255,.16); background: transparent; color: #d9e7e8; cursor: pointer; font: inherit; font-size: 12px; font-weight: 750; text-align: left; }
  .yuqi-tools-page .yuqi-tools-sidebar-toggle span { color: #9ce4dc; font-size: 18px; line-height: 1; }
  .yuqi-tools-page .yuqi-tools-sidebar-content { display: none; padding-top: 12px; }
  .yuqi-tools-page .yuqi-tools-sidebar.is-open .yuqi-tools-sidebar-content { display: flex; }
  .yuqi-tools-page .yuqi-tools-sidebar-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .yuqi-tools-page .yuqi-tools-sidebar-footer { margin-top: 16px; }
  .yuqi-tools-page .yuqi-tools-workspace { padding: 20px 16px 40px; }
  .yuqi-tools-page .yuqi-tools-directory-hero,
  .yuqi-tools-page .yuqi-tool-single-heading { display: block; padding-top: 31px; }
  .yuqi-tools-page .yuqi-tools-count-panel { display: flex; align-items: baseline; justify-content: flex-start; gap: 8px; margin-top: 27px; padding: 14px 0 0; border-top: 1px solid var(--tool-line); border-left: 0; text-align: left; }
  .yuqi-tools-page .yuqi-tools-count-panel strong { font-size: 38px; }
  .yuqi-tools-page .yuqi-tools-directory-controls { display: block; padding-top: 20px; }
  .yuqi-tools-page .yuqi-tools-search { max-width: none; }
  .yuqi-tools-page .yuqi-tools-view-tabs { justify-content: flex-start; margin-top: 13px; }
  .yuqi-tools-page .yuqi-tools-card-grid { grid-template-columns: 1fr; }
  .yuqi-tools-page .yuqi-tool-fields-two,
  .yuqi-tools-page .yuqi-tool-fields-three,
  .yuqi-tools-page .yuqi-tool-fields-four { grid-template-columns: 1fr; }
  .yuqi-tools-page .yuqi-tool-workspace { padding: 16px; }
  .yuqi-tools-page .yuqi-tool-output-heading { align-items: flex-start; flex-direction: column; }
  .yuqi-tools-page .yuqi-tool-related-grid { grid-template-columns: 1fr; }
  .yuqi-tools-page .yuqi-tools-contact { align-items: flex-start; flex-direction: column; }
}

/* Reference-faithful utility skin. The toolbox is a utility page, so it does
 * not carry the marketing shell of the company site or the earlier work-desk
 * treatment. Keep the data and interaction classes above; only the visible
 * composition is reset to the white, Bootstrap-like reference rhythm. */
body.yuqi-utility-tools-page {
  background: #fff;
}

body.yuqi-utility-tools-page .skip-link {
	display: none !important;
}

body.yuqi-utility-tools-page #main-content {
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
}

.yuqi-tools-page {
  --tool-ink: #333;
  --tool-muted: #666;
  --tool-line: #eee;
  --tool-accent: #28a745;
  --tool-accent-dark: #23923d;
  width: 100%;
  min-height: 100vh;
  margin: 0;
  overflow: visible;
  background: #fff;
  color: #333;
  font-family: "Segoe UI", "Lucida Grande", Helvetica, Arial, "Microsoft YaHei", FreeSans, Arimo, "Droid Sans", "wenquanyi micro hei", "Hiragino Sans GB", "Hiragino Sans GB W3", sans-serif;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tools-app,
.yuqi-tools-page .yuqi-tools-workspace {
  display: block;
  width: auto;
  max-width: none;
  min-height: 0;
  margin: 0;
  padding: 0;
  border: 0;
  background: #fff;
}

.yuqi-tools-page .yuqi-tools-workspace {
  width: 84%;
  margin: 0 auto;
  padding: 32px 0;
}

.yuqi-tools-page .yuqi-tools-sidebar,
.yuqi-tools-page .yuqi-tools-topbar,
.yuqi-tools-page .yuqi-tools-directory-hero,
.yuqi-tools-page .yuqi-tools-note-section,
.yuqi-tools-page .yuqi-tools-contact {
  display: none !important;
}

.yuqi-tools-page .yuqi-tools-directory-title,
.yuqi-tools-page .yuqi-tool-single-heading h1 {
  margin: 0;
  color: #333;
  font-size: 1.3rem;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tools-directory-title {
  padding-bottom: 27.2px;
  border-bottom: 1px solid #eee;
}

.yuqi-tools-page .yuqi-tool-single-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 60.47px;
  margin: 0;
  padding: 0 0 27.2px;
  border: 0;
}

.yuqi-tools-page .yuqi-tool-action-bar {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  padding-top: 2px;
}

.yuqi-tools-page .yuqi-tool-like,
.yuqi-tools-page .yuqi-tool-favorite-large {
  display: inline-flex;
  min-height: 26px;
  align-items: center;
  gap: 3px;
  padding: 3px 5px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fff;
  color: #666;
  cursor: pointer;
  font: inherit;
  font-size: .75rem;
  font-weight: 400;
  line-height: 1;
}

.yuqi-tools-page .yuqi-tool-like span:first-child {
  color: #ea8496;
}

.yuqi-tools-page .yuqi-tool-favorite-large span:first-child {
  color: #ffb349;
}

.yuqi-tools-page .yuqi-tool-like:hover,
.yuqi-tools-page .yuqi-tool-like.is-active,
.yuqi-tools-page .yuqi-tool-favorite-large:hover,
.yuqi-tools-page .yuqi-tool-favorite-large.is-active {
  border-color: #aaa;
  background: #fafafa;
}

.yuqi-tools-page .yuqi-tool-workspace {
  width: auto;
  margin-top: 0;
  padding: 0;
  border: 0;
  background: transparent;
}

.yuqi-tools-page .yuqi-tax-workspace {
  padding: 0;
}

.yuqi-tools-page .yuqi-tax-format {
  position: relative;
  min-height: 30.59px;
  margin: 0 0 16px;
  color: #333;
  font-size: 1rem;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-format > label {
  display: inline-block;
  max-width: 100%;
  margin: 0 10px 5px 0;
  vertical-align: top;
}

.yuqi-tools-page .yuqi-tax-format > label:first-child {
  margin-right: 10px;
}

.yuqi-tools-page .yuqi-tax-radio input[type="radio"] {
  width: 16px;
  height: 16px;
  margin: -3px 3px 0 0;
  padding: 0;
  appearance: none;
  position: relative;
  border: 1px solid #ccc;
  border-radius: 20px;
  background: #fff;
  vertical-align: middle;
}

.yuqi-tools-page .yuqi-tax-radio input[type="radio"]::after {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  position: absolute;
  top: 2px;
  left: 2px;
  border-radius: 12px;
  background: #28a745;
  transform: scale(0);
  transition: transform .3s ease-in-out;
}

.yuqi-tools-page .yuqi-tax-radio input[type="radio"]:checked::after {
  transform: scale(1);
}

.yuqi-tools-page .yuqi-tax-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 16px;
}

.yuqi-tools-page .yuqi-tax-card {
  min-width: 0;
  margin: 0 0 19.2px;
  padding: 0;
  border: 1px solid #eee;
  border-radius: 6px;
  background: #fff;
  box-shadow: 0 1px 1px rgba(0, 0, 0, .05);
}

.yuqi-tools-page .yuqi-tax-card-heading {
  padding: 10px 16px;
  border-bottom: 1px solid #eee;
  border-radius: 3px 3px 0 0;
  background: #f8f8f8;
}

.yuqi-tools-page .yuqi-tax-card-heading h2 {
  margin: 0;
  color: #333;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-card-body {
  padding: 16px;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-field {
  display: block;
  min-width: 0;
  margin: 0 0 16px;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-field > span {
  display: block;
  margin: 0 0 5px;
  color: #333;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-field input {
  display: block;
  box-sizing: border-box;
  width: 100%;
  max-width: 100%;
  height: 36px;
  padding: 6px 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
  outline: 0;
  background: #fff;
  color: #555;
  font: inherit;
  font-size: .9rem;
  line-height: normal;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-field input:focus {
  border-color: #aaa;
}

.yuqi-tools-page .yuqi-tax-card-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tools-submit {
  display: inline-block;
  min-width: 0;
  height: 36px;
  margin: 0 0 6.4px;
  padding: 6px 12px;
  border: 1px solid #28a745;
  border-radius: 6px;
  background: #28a745;
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-size: .875rem;
  font-weight: 400;
  line-height: 1;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tools-submit:hover,
.yuqi-tools-page .yuqi-tax-card .yuqi-tools-submit:focus-visible {
  border-color: #23923d;
  background: #23923d;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-message {
  min-height: 0;
  margin: 0;
  color: #3c763d;
  font-size: .75rem;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-output-panel {
  margin-top: 10px;
  border-top: 1px solid #eee;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-output {
  padding: 8px;
  background: #fafafa;
  color: #555;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-output-heading {
  padding: 8px 0;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-output-heading h3 {
  margin: 0;
  font-size: .875rem;
  font-weight: 700;
}

.yuqi-tools-page .yuqi-tax-tip {
  margin: 0;
  padding: 16px 0 0;
  color: #888;
  font-size: .875rem;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-tip span {
  display: inline-block;
  margin-right: 8px;
  color: #999;
  font-size: .7rem;
  vertical-align: 1px;
}

.yuqi-tools-page .yuqi-tool-instructions {
  margin-top: 0;
  padding-top: 32px;
  border-top: 0;
}

.yuqi-tools-page .yuqi-tool-instructions h2 {
  margin: 0;
  padding-bottom: .3rem;
  color: #333;
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tool-instructions p {
  max-width: none;
  margin: 0;
  padding-bottom: .8rem;
  color: #666;
  font-size: .875rem;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-workspace + .yuqi-tool-instructions,
.yuqi-tools-page .yuqi-tax-workspace + .yuqi-tool-instructions + .yuqi-tool-related {
  display: none;
}

.yuqi-tools-page .yuqi-tools-directory-controls {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin: 0;
  padding: 16px 0;
}

.yuqi-tools-page .yuqi-tools-search {
  display: grid;
  flex: 1 1 auto;
  max-width: 470px;
  gap: 5px;
  margin: 0;
}

.yuqi-tools-page .yuqi-tools-search span {
  color: #333;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tools-search input {
  box-sizing: border-box;
  width: 100%;
  height: 36px;
  padding: 6px 8px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fff;
  color: #555;
  font: inherit;
  font-size: .9rem;
}

.yuqi-tools-page .yuqi-tools-view-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 6px;
}

.yuqi-tools-page .yuqi-tools-view-tabs button {
  min-height: 36px;
  padding: 6px 12px;
  border: 1px solid #ccc;
  border-radius: 6px;
  background: #fff;
  color: #666;
  cursor: pointer;
  font: inherit;
  font-size: .875rem;
  line-height: 1;
}

.yuqi-tools-page .yuqi-tools-view-tabs button:hover,
.yuqi-tools-page .yuqi-tools-view-tabs button.is-active {
  border-color: #28a745;
  background: #28a745;
  color: #fff;
}

.yuqi-tools-page .yuqi-tools-category-section {
  margin: 0 0 32px;
}

.yuqi-tools-page .yuqi-tools-category-section > h2 {
  margin: 0 0 0 16px;
  color: #888;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tools-card-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.yuqi-tools-page .yuqi-tool-card {
  display: flex;
  min-width: 0;
  min-height: 82px;
  flex-direction: column;
  margin: 0;
  padding: 12px;
  border: 1px solid #e1e1e1;
  border-radius: 6px;
  background: #fff;
  box-shadow: none;
  transition: border-color .15s ease;
}

.yuqi-tools-page .yuqi-tool-card:hover {
  border-color: #4caf50;
  transform: none;
}

.yuqi-tools-page .yuqi-tool-card-topline,
.yuqi-tools-page .yuqi-tool-card p {
  display: none;
}

.yuqi-tools-page .yuqi-tool-card h3 {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 4px;
  margin: 0;
  color: #4caf50;
  font-size: .95rem;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.35;
}

.yuqi-tools-page .yuqi-tool-card-icon {
  flex: 0 0 auto;
  color: #4caf50;
  font-size: .95rem;
}

.yuqi-tools-page .yuqi-tool-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: auto;
  padding-top: 9px;
}

.yuqi-tools-page .yuqi-tool-open {
  color: #4caf50;
  font-size: .75rem;
  font-weight: 400;
  line-height: 1.4;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tool-favorite {
  min-width: 20px;
  min-height: 20px;
  padding: 0;
  border: 0;
  background: transparent;
  color: #999;
  cursor: pointer;
  font-size: 1rem;
  line-height: 1;
}

.yuqi-tools-page .yuqi-tool-favorite:hover,
.yuqi-tools-page .yuqi-tool-favorite.is-active {
  border: 0;
  background: transparent;
  color: #ffb349;
}

.yuqi-tools-page .yuqi-tool-status {
  min-height: 0;
  padding: 0;
  background: transparent;
  color: #999;
  font-size: .75rem;
  font-weight: 400;
}

.yuqi-tools-page .yuqi-tools-empty {
  margin: 16px 0;
  color: #666;
  font-size: .875rem;
}

@media (max-width: 980px) {
  .yuqi-tools-page .yuqi-tools-workspace {
    width: 92%;
  }

  .yuqi-tools-page .yuqi-tax-grid {
    grid-template-columns: 1fr;
  }

  .yuqi-tools-page .yuqi-tools-card-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .yuqi-tools-page .yuqi-tools-workspace {
    padding-top: 24px;
  }

  .yuqi-tools-page .yuqi-tool-single-heading {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .yuqi-tools-page .yuqi-tool-action-bar {
    width: 100%;
  }

  .yuqi-tools-page .yuqi-tools-directory-controls {
    display: block;
  }

  .yuqi-tools-page .yuqi-tools-view-tabs {
    justify-content: flex-start;
    margin-top: 12px;
  }

  .yuqi-tools-page .yuqi-tools-card-grid {
    grid-template-columns: 1fr;
  }
}

/* The utility pages keep the reference page's left navigation while using
 * Yuqi-neutral wording. The company header and footer remain part of the
 * shared site shell on this route. */
.yuqi-tools-page .yuqi-tools-app {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  max-width: none;
  min-height: 100vh;
  margin: 0;
  padding: 0;
  background: #fff;
}

.yuqi-tools-page main.yuqi-tools-workspace {
  width: 84%;
  max-width: none;
  min-width: 0;
  margin: 0 auto;
  padding: 32px 0;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar {
  display: block;
  min-width: 0;
  min-height: 100vh;
  position: sticky;
  top: 0;
  overflow-y: auto;
  background: #171717;
  color: #b9b9b9;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 32px 24px 28px;
  border-bottom: 1px solid #303030;
  color: #4caf50;
  text-decoration: none;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-mark {
  color: #4caf50;
  font-size: 18px;
  line-height: 1;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-brand strong {
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-nav {
  padding: 20px 0 32px;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-home,
.yuqi-tools-page .yuqi-tools-reference-sidebar-category,
.yuqi-tools-page .yuqi-tools-reference-sidebar-tool {
  display: block;
  color: #b9b9b9;
  text-decoration: none;
  transition: background-color .15s ease, color .15s ease;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-home,
.yuqi-tools-page .yuqi-tools-reference-sidebar-category {
  padding: 9px 24px;
  font-size: 16px;
  font-weight: 400;
  line-height: 1.45;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-home:hover,
.yuqi-tools-page .yuqi-tools-reference-sidebar-home:focus-visible,
.yuqi-tools-page .yuqi-tools-reference-sidebar-category:hover,
.yuqi-tools-page .yuqi-tools-reference-sidebar-category:focus-visible,
.yuqi-tools-page .yuqi-tools-reference-sidebar-category.is-current {
  background: #242424;
  color: #4caf50;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-home.is-current {
  color: #fff;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-tools {
  padding: 10px 0 12px;
  border-top: 1px solid #303030;
  border-bottom: 1px solid #303030;
  background: #242424;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-tool {
  padding: 7px 20px 7px 32px;
  color: #b9b9b9;
  font-size: 14px;
  line-height: 1.45;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-tool:hover,
.yuqi-tools-page .yuqi-tools-reference-sidebar-tool:focus-visible,
.yuqi-tools-page .yuqi-tools-reference-sidebar-tool.is-current {
  color: #4caf50;
}

.yuqi-tools-page .yuqi-tools-reference-sidebar-tool.is-blocked {
  cursor: default;
  opacity: .62;
}

.yuqi-tools-page .yuqi-tax-grid {
  margin: 0;
  align-items: start;
}

.yuqi-tools-page .yuqi-tax-column {
  min-width: 0;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-field input {
  min-height: 0;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tools-submit {
  min-height: 0;
}

.yuqi-tools-page .yuqi-tax-card .yuqi-tool-message {
  display: none;
}

.yuqi-tools-page .yuqi-tax-column > .yuqi-tool-output-panel {
  margin: 0 0 19.2px;
  border: 1px solid #ddd;
  border-radius: 6px;
  background: #fff;
  overflow: hidden;
}

.yuqi-tools-page .yuqi-tax-column > .yuqi-tool-output-panel .yuqi-tool-output-heading {
  display: none;
}

.yuqi-tools-page .yuqi-tax-column > .yuqi-tool-output-panel .yuqi-tool-output {
  padding: 0;
  background: #fff;
  color: #333;
  font-family: inherit;
  font-size: 1rem;
  line-height: 1.6;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap {
  overflow-x: auto;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-family: inherit;
  font-size: 1rem;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap th,
.yuqi-tools-page .yuqi-tax-result-table-wrap td {
  padding: 12px 16px;
  border: 1px solid #ddd;
  text-align: left;
  white-space: nowrap;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap th {
  background: #f8f8f8;
  color: #333;
  font-weight: 700;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap tbody tr:nth-child(even) td {
  background: #f8f8f8;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap td[data-copy-value] {
  cursor: copy;
}

.yuqi-tools-page .yuqi-tax-result-table-wrap td[data-copy-value]:hover,
.yuqi-tools-page .yuqi-tax-result-table-wrap td[data-copy-value].is-copied {
  background: #eaf7ed;
}

@media (max-width: 980px) {
  .yuqi-tools-page .yuqi-tools-app {
    display: block;
    min-height: 0;
  }

  .yuqi-tools-page .yuqi-tools-reference-sidebar {
    min-height: 0;
    position: relative;
    top: auto;
  }

  .yuqi-tools-page main.yuqi-tools-workspace {
    width: 92%;
  }
}

@media (max-width: 640px) {
  .yuqi-tools-page .yuqi-tools-reference-sidebar-brand {
    padding: 20px 16px;
  }

  .yuqi-tools-page .yuqi-tools-reference-sidebar-home,
  .yuqi-tools-page .yuqi-tools-reference-sidebar-category {
    padding-right: 16px;
    padding-left: 16px;
  }

  .yuqi-tools-page .yuqi-tools-reference-sidebar-tool {
    padding-left: 24px;
  }

  .yuqi-tools-page main.yuqi-tools-workspace {
    width: auto;
    padding: 24px 16px 40px;
  }
}