/* Audited CMS column articles (001-020). */
.article--column-standard .article-featured-image,
.article--column-standard .ktc .ktc-image-figure,
.article--column-standard .ktc .ktc-table-wrap,
.article--column-standard .ktc .ktc-button-wrap {
  max-width: 100%;
}

.article--column-standard .article-featured-image picture,
.article--column-standard .article-featured-image img,
.article--column-standard .ktc .ktc-image-figure picture,
.article--column-standard .ktc .ktc-image-figure img {
  display: block;
  width: 100%;
  height: auto;
}

.article--column-standard .article-featured-image {
  margin: var(--space-5) 0;
}

.article--column-standard .ktc .ktc-image-wrap,
.article--column-standard .ktc .ktc-button-wrap,
.article--column-standard .article-layout > *,
.article--column-standard .article-body,
.article--column-standard .ktc .ktc-article-content {
  min-width: 0;
}

.article--column-standard .ktc .ktc-image-figure {
  display: inline-block;
  margin: var(--space-5) 0;
  vertical-align: top;
  text-align: inherit;
}

.article--column-standard .ktc .ktc-image-figure figcaption {
  margin-top: var(--space-2);
  color: var(--color-text-secondary);
  font-size: .82rem;
  line-height: 1.7;
  overflow-wrap: anywhere;
  text-align: center;
}

.article--column-standard .ktc .ktc-table-wrap {
  width: 100%;
  margin: var(--space-5) 0;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.article--column-standard .ktc .ktc-article-table {
  width: 100%;
  min-width: 560px;
  table-layout: fixed;
  border-collapse: collapse;
  background: #fff;
  font-size: .9rem;
}

.article--column-standard .ktc .ktc-article-table th,
.article--column-standard .ktc .ktc-article-table td {
  min-width: 100px;
  padding: 10px 13px;
  border-right: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  line-height: 1.7;
  text-align: left;
}

.article--column-standard .ktc .ktc-article-table th {
  color: var(--color-primary-strong);
  background: #eaf4ff;
  font-weight: 700;
}

.article--column-standard .ktc .ktc-article-table th:last-child,
.article--column-standard .ktc .ktc-article-table td:last-child { border-right: 0; }
.article--column-standard .ktc .ktc-article-table tr:last-child td { border-bottom: 0; }

.article--column-standard .ktc .ktc-article-content a {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.article--column-standard .ktc .ktc-button-wrap { margin: var(--space-5) 0; }

.article--column-standard .ktc .ktc-article-button {
  box-sizing: border-box;
  position: relative;
  isolation: isolate;
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  width: var(--button-width, auto);
  max-width: 100%;
  min-height: var(--button-height, 52px);
  padding: 11px 22px;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: var(--button-radius, 12px);
  color: var(--button-fg, #fff);
  background: var(--button-bg, var(--color-primary));
  font-size: var(--button-font-size, 16px);
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
}

.article--column-standard .ktc .ktc-article-button > span {
  position: relative;
  z-index: 1;
  min-width: 0;
  overflow-wrap: anywhere;
}

.article--column-standard .ktc .ktc-article-button .ktc-button-arrow { flex-shrink: 0; }
.article--column-standard .ktc .ktc-article-button:focus-visible { outline: 3px solid #83b4f1; outline-offset: 4px; }
.article--column-standard .ktc .ktc-article-button:is(:hover, :focus-visible) {
  color: var(--button-hover-fg, #fff);
  background: var(--button-hover-bg, var(--color-primary-strong));
}

@keyframes ktc-button-shimmer {
  0%, 70% { opacity: 0; transform: translateX(-160%) skewX(-20deg); }
  74% { opacity: 0; }
  78% { opacity: .82; }
  90%, 100% { opacity: 0; transform: translateX(720%) skewX(-20deg); }
}

.article--column-standard .ktc .ktc-article-button[data-effect="shine-fade"]::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: -40%;
  bottom: -40%;
  left: -34%;
  width: 24%;
  pointer-events: none;
  background: linear-gradient(90deg, transparent, rgb(255 255 255 / 64%), transparent);
  transform: translateX(-160%) skewX(-20deg);
  animation: ktc-button-shimmer 5.8s ease-in-out infinite;
}

@media (prefers-reduced-motion: reduce) {
  .article--column-standard .ktc .ktc-article-button[data-effect="shine-fade"]::after { animation: none; }
}

.article--column-standard .ktc .ktc-align-left { text-align: left; }
.article--column-standard .ktc .ktc-align-center { text-align: center; }
.article--column-standard .ktc .ktc-align-right { text-align: right; }
.article--column-standard .ktc .ktc-align-justify { text-align: justify; }

.article--column-standard > h1 {
  max-width: 960px;
  margin-right: auto;
  margin-left: auto;
  font-size: clamp(1.8rem, 1.38rem + 1.5vw, 2.45rem);
  line-height: 1.4;
}

.article--column-standard .article-featured-image {
  max-width: 960px;
  margin: var(--space-5) auto var(--space-7);
}

.article--column-standard .article-featured-image img {
  max-height: none;
  object-fit: contain;
  border-radius: 12px;
}

.article--column-standard .article-layout {
  grid-template-columns: minmax(190px, 220px) minmax(0, 760px);
  gap: 40px;
  justify-content: center;
}

/* Keep article tags on the same left edge as the table of contents. */
.article--column-standard > .tag-list {
  box-sizing: border-box;
  width: 100%;
  max-width: 1020px;
  margin: var(--space-3) auto 20px;
}

.article--column-standard .article-body {
  font-size: 1.05rem;
  line-height: 1.85;
}

.article--column-standard .ktc-article-content strong,
.article--column-standard .ktc-article-content b {
  color: var(--color-heading);
  font-weight: 700;
}

.article--column-standard .article-body p,
.article--column-standard .article-body ul,
.article--column-standard .article-body ol { margin-bottom: 1.15em; }

.article--column-standard .article-body h2 {
  margin-top: 80px;
  margin-bottom: 20px;
  scroll-margin-top: calc(64px + var(--space-5));
}

.article--column-standard .article-body h3 {
  margin-top: 40px;
  margin-bottom: var(--space-3);
  scroll-margin-top: calc(64px + var(--space-5));
}

.article--column-standard .ktc-image-figure,
.article--column-standard .ktc-table-wrap { margin-top: 40px; margin-bottom: 40px; }
.article--column-standard .ktc-image-figure { width: 100%; }
.article--column-standard .ktc-image-figure img { margin: 0; }

.article--column-standard .article-body blockquote {
  margin: var(--space-6) 0;
  padding: 18px 20px;
  border-left: 4px solid var(--color-primary);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  color: var(--color-text);
  background: var(--color-pale-blue);
}

.article--column-standard .ktc-code {
  margin: var(--space-6) 0;
  padding: 18px 20px;
  overflow-x: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: #f7fafc;
  color: #17365e;
  font-size: .94rem;
  line-height: 1.7;
  white-space: pre-wrap;
}

.article--column-standard .article-body ul {
  margin: var(--space-5) 0;
  padding: 18px 22px 18px 46px;
  border: 1px solid #e8c66a;
  border-radius: var(--radius-lg);
  background: #fff8df;
}

.article--column-standard .article-body ul li + li { margin-top: 6px; }
.article--column-standard .article-body h2:last-of-type + ul {
  margin-top: 0;
  padding-left: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  list-style: none;
}
.article--column-standard .article-body h2:last-of-type + ul li {
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
  line-height: 1.55;
}
.article--column-standard .article-body h2:last-of-type + ul li:first-child { padding-top: 0; }
.article--column-standard .article-body h2:last-of-type + ul a {
  display: inline-block;
  margin-top: 2px;
  font-size: .9em;
  font-weight: 400;
}

.article--column-standard .toc-panel {
  top: calc(64px + var(--space-5));
  max-height: calc(100vh - 112px);
  overflow-y: auto;
  border-color: var(--color-border-strong);
  background: #fff;
}

.article--column-standard .toc-panel summary { color: var(--color-heading); }
.article--column-standard .toc-panel li { padding: 10px 0; line-height: 1.55; }
.article--column-standard .toc-panel li + li { border-top: 1px solid var(--color-border); }
.article--column-standard .toc-panel ul { gap: 0 !important; }

@media (max-width: 1023px) {
  .article--column-standard .article-layout { grid-template-columns: minmax(0, 760px); gap: var(--space-5); }
  .article--column-standard > .tag-list { max-width: 760px; }
  .article--column-standard .toc-panel { width: 100%; max-height: none; overflow: visible; }
}

@media (max-width: 767px) {
  .article--column-standard > h1 { font-size: 1.65rem; line-height: 1.45; }
  .article--column-standard .article-featured-image { margin-top: var(--space-4); margin-bottom: var(--space-6); }
  .article--column-standard .article-body { font-size: 1rem; }
  .article--column-standard .article-body h2 { margin-top: var(--space-8); margin-bottom: 18px; }
  .article--column-standard .article-body h3 { margin-top: var(--space-6); }
  .article--column-standard .ktc .ktc-image-figure { margin-top: var(--space-6); margin-bottom: 16px; }
  .article--column-standard .article-body .ktc-image-wrap + h2 { margin-top: 20px; }
  .article--column-standard .article-body .ktc-image-wrap + h3 { margin-top: 18px; }
  .article--column-standard .ktc-table-wrap { margin-top: var(--space-6); margin-bottom: var(--space-6); }
  .article--column-standard .ktc-article-table { min-width: 620px; }
}