.badge,
.status-chip,
.platform-chip,
.client-badge,
.article-tag {
  display: inline-flex;
  max-width: 100%;
  min-height: 28px;
  padding: 4px 10px;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background: var(--color-panel);
  color: var(--color-text-muted);
  font-size: 12px;
  line-height: 1.35;
}

.badge-dot,
.status-dot {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  border-radius: var(--radius-round);
  background: var(--color-accent);
}

.status-dot.success {
  background: var(--color-success);
}

.status-dot.violet {
  background: var(--color-violet);
}

.client-badge.is-primary {
  border-color: var(--color-accent);
  background: var(--color-accent-soft);
  color: var(--color-accent);
}

.client-badge.is-recommended {
  border-color: var(--color-success);
  background: var(--color-success-soft);
  color: var(--color-success);
}

.client-badge.is-retired {
  border-color: var(--color-error);
  background: var(--color-panel);
  color: var(--color-error);
}

.tab-layout {
  display: grid;
  grid-template-columns: minmax(220px, 0.35fr) minmax(0, 1fr);
  gap: 32px;
  align-items: start;
}

.tab-list {
  display: grid;
  gap: 4px;
}

.tab-list [role="tab"] {
  position: relative;
  display: flex;
  width: 100%;
  min-height: 54px;
  padding: 12px 14px 12px 20px;
  align-items: center;
  gap: 11px;
  border: 0;
  border-radius: var(--radius-small);
  background: transparent;
  color: var(--color-text-muted);
  text-align: left;
}

.tab-list [role="tab"]::before {
  position: absolute;
  top: 9px;
  bottom: 9px;
  left: 0;
  width: 2px;
  background: transparent;
  content: "";
}

.tab-list [role="tab"]:hover {
  background: var(--color-panel);
  color: var(--color-text);
}

.tab-list [role="tab"][aria-selected="true"] {
  background: var(--color-panel);
  color: var(--color-text);
}

.tab-list [role="tab"][aria-selected="true"]::before {
  background: var(--color-accent);
}

.tab-marker {
  width: 8px;
  height: 8px;
  flex-shrink: 0;
  border-radius: var(--radius-round);
  background: var(--color-accent);
}

.tab-marker.success {
  background: var(--color-success);
}

.tab-marker.violet {
  background: var(--color-violet);
}

.tab-panel {
  position: relative;
  min-width: 0;
  padding: clamp(22px, 4vw, 38px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
  box-shadow: var(--shadow-accent);
}

.tab-panel.is-success {
  box-shadow: var(--shadow-success);
}

.tab-panel.is-violet {
  box-shadow: var(--shadow-violet);
}

.tab-panel[hidden] {
  display: none;
}

.window-chrome {
  display: flex;
  min-height: 38px;
  margin: calc(clamp(22px, 4vw, 38px) * -1) calc(clamp(22px, 4vw, 38px) * -1) 26px;
  padding: 0 14px;
  align-items: center;
  gap: 7px;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 11px;
}

.window-dot {
  width: 7px;
  height: 7px;
  flex-shrink: 0;
  border-radius: var(--radius-round);
  background: var(--color-accent);
}

.window-dot:nth-child(2) {
  background: var(--color-warning);
}

.window-dot:nth-child(3) {
  background: var(--color-success);
}

.window-title {
  margin-left: 6px;
}

.toc {
  position: sticky;
  top: 20px;
  z-index: 5;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
}

.toc-list {
  display: flex;
  margin: 0;
  padding: 0;
  gap: 6px;
  overflow-x: auto;
  list-style: none;
  scrollbar-width: thin;
}

.toc a {
  display: inline-flex;
  min-height: 40px;
  padding: 7px 11px;
  align-items: center;
  border-radius: var(--radius-small);
  color: var(--color-text-muted);
  text-decoration: none;
  white-space: nowrap;
}

.toc a:hover,
.toc a[aria-current="true"] {
  background: var(--color-panel-raised);
  color: var(--color-accent);
}

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
}

.faq-item summary {
  display: flex;
  min-height: 58px;
  padding: 16px 20px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  cursor: pointer;
  color: var(--color-text);
  font-weight: 500;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  flex-shrink: 0;
  color: var(--color-accent);
  content: "+";
  font-family: var(--font-mono);
  font-size: 20px;
}

.faq-item[open] summary::after {
  content: "−";
}

.faq-answer {
  padding: 0 20px 18px;
  color: var(--color-text-muted);
}

.faq-answer > :last-child {
  margin-bottom: 0;
}

.glossary-grid,
.download-card-grid,
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.glossary-card,
.download-card,
.article-card {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-panel);
  color: var(--color-text);
  box-shadow: var(--shadow-soft);
}

.glossary-card {
  padding: 24px;
}

.glossary-card::before {
  display: block;
  width: 34px;
  height: 3px;
  margin-bottom: 20px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-violet));
  content: "";
}

.glossary-term {
  margin-bottom: 8px;
  font-family: var(--font-mono);
  font-size: 17px;
}

.glossary-card p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.download-card {
  display: flex;
  padding: 24px;
  flex-direction: column;
}

.download-card-head {
  display: flex;
  margin-bottom: 20px;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.download-card-icon {
  width: 52px;
  height: 52px;
  flex-shrink: 0;
}

.download-card h3 {
  margin-bottom: 4px;
}

.download-card-meta {
  color: var(--color-text-muted);
  font-size: 13px;
}

.download-actions {
  display: flex;
  margin-top: auto;
  padding-top: 18px;
  gap: 10px;
  flex-wrap: wrap;
}

.article-card {
  display: flex;
  min-height: 100%;
  padding: 24px;
  flex-direction: column;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.article-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-accent), var(--shadow-soft);
}

.article-card time {
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
}

.article-card h3 {
  margin-top: 18px;
  font-size: 21px;
}

.article-card p {
  color: var(--color-text-muted);
}

.article-card-link {
  margin-top: auto;
  color: var(--color-accent);
  text-decoration: none;
}

.article-card-link::after {
  margin-left: 7px;
  content: "→";
  font-family: var(--font-mono);
}

.callout {
  position: relative;
  padding: 20px 22px 20px 46px;
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-panel-raised);
  color: var(--color-text);
}

.callout::before {
  position: absolute;
  top: 21px;
  left: 20px;
  width: 9px;
  height: 9px;
  border-radius: var(--radius-round);
  background: var(--color-accent);
  box-shadow: 0 0 16px var(--color-accent);
  content: "";
}

.callout.is-success {
  border-left-color: var(--color-success);
}

.callout.is-success::before {
  background: var(--color-success);
  box-shadow: 0 0 16px var(--color-success);
}

.callout.is-warning {
  border-left-color: var(--color-warning);
}

.callout.is-warning::before {
  background: var(--color-warning);
  box-shadow: 0 0 16px var(--color-warning);
}

.callout-title {
  display: block;
  margin-bottom: 5px;
  color: var(--color-text);
  font-weight: 500;
}

.callout > :last-child {
  margin-bottom: 0;
}

.end-download-card {
  display: grid;
  margin-top: 52px;
  padding: 26px;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 28px;
  align-items: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-panel-raised);
  color: var(--color-text);
  box-shadow: var(--shadow-accent);
}

.end-download-card p {
  margin-bottom: 0;
  color: var(--color-text-muted);
}

.dl-fab {
  position: fixed;
  right: 28px;
  bottom: 28px;
  z-index: 38;
  display: inline-flex;
  min-height: 44px;
  padding: 0 18px 0 14px;
  align-items: center;
  gap: 9px;
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  background: var(--color-accent);
  color: var(--color-bg);
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  box-shadow: 0 14px 32px -10px rgba(255, 111, 165, 0.6), var(--shadow-soft);
  transition: transform var(--transition-fast), background var(--transition-fast);
}

.dl-fab:hover {
  transform: translateY(-1px);
  background: var(--color-accent-dark);
  color: var(--color-white);
}

.dl-fab svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.preview-swatch-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
}

.preview-swatch {
  min-height: 122px;
  padding: 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
}

.preview-swatch::before {
  display: block;
  height: 56px;
  margin-bottom: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-small);
  background: var(--swatch-color);
  content: "";
}

.swatch-bg { --swatch-color: var(--color-bg); }
.swatch-panel { --swatch-color: var(--color-panel); }
.swatch-raised { --swatch-color: var(--color-panel-raised); }
.swatch-border { --swatch-color: var(--color-border); }
.swatch-accent { --swatch-color: var(--color-accent); }
.swatch-accent-dark { --swatch-color: var(--color-accent-dark); }
.swatch-text { --swatch-color: var(--color-text); }
.swatch-muted { --swatch-color: var(--color-text-muted); }
.swatch-success { --swatch-color: var(--color-success); }
.swatch-warning { --swatch-color: var(--color-warning); }
.swatch-error { --swatch-color: var(--color-error); }
.swatch-violet { --swatch-color: var(--color-violet); }

@media (max-width: 960px) {
  .glossary-grid,
  .download-card-grid,
  .article-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .preview-swatch-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .tab-layout {
    grid-template-columns: 1fr;
  }

  .tab-list {
    display: flex;
    padding-bottom: 4px;
    overflow-x: auto;
    scrollbar-width: thin;
  }

  .tab-list [role="tab"] {
    width: auto;
    min-width: max-content;
    min-height: 44px;
    padding: 9px 13px;
    border: 1px solid var(--color-border);
  }

  .tab-list [role="tab"]::before {
    display: none;
  }

  .tab-list [role="tab"][aria-selected="true"] {
    border-color: var(--color-accent);
  }

  .end-download-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .toc-list {
    flex-wrap: wrap;
    overflow-x: visible;
  }

  .toc a {
    white-space: normal;
  }

  .glossary-grid,
  .download-card-grid,
  .article-grid {
    grid-template-columns: 1fr;
  }

  .preview-swatch-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .dl-fab {
    right: 16px;
    bottom: 16px;
    max-width: calc(100vw - 32px);
  }

  .faq-item summary {
    padding-inline: 16px;
  }

  .faq-answer {
    padding-right: 16px;
    padding-left: 16px;
  }
}