/* Article catalogue and detail styles — extends styles.css */

.page-articles {
  background-color: var(--color-bg-main);
}

.page-articles .site-header {
  border-color: var(--color-border);
  background-color: color-mix(in srgb, var(--color-bg-clean) 96%, transparent);
}

.page-articles .site-header__link {
  font-size: 0.875rem;
}

.page-articles .site-footer__disclaimer,
.page-articles .site-footer__tagline {
  font-size: 0.875rem;
  line-height: 1.55;
}

/* Reading progress */
.reading-progress {
  position: fixed;
  top: calc(var(--header-height) + env(safe-area-inset-top, 0px));
  left: 0;
  z-index: 39;
  width: 100%;
  height: 2px;
  margin: 0;
  padding: 0;
  overflow: hidden;
  pointer-events: none;
  background: transparent;
}

.reading-progress__bar {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: var(--color-accent-strong);
}

@media (prefers-reduced-motion: reduce) {
  .reading-progress__bar {
    transition: none;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .reading-progress__bar {
    transition: transform 0.12s linear;
  }
}

/* Catalogue hero */
.articles-hero {
  padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + clamp(1.75rem, 4vw, 2.75rem));
  padding-bottom: clamp(1.75rem, 4vw, 2.5rem);
  background: var(--color-bg-main);
}

.articles-hero__inner {
  max-width: 42rem;
}

.articles-hero__title {
  margin: 0.5rem 0 0;
  font-size: clamp(2rem, 5.5vw, 3.25rem);
  color: var(--color-text);
}

.articles-hero__description {
  margin: 0.875rem 0 0;
  max-width: 36rem;
  font-size: clamp(1rem, 2.4vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.articles-hero__meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.25rem;
  color: var(--color-accent-strong);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.articles-hero__rule {
  display: block;
  width: 2.5rem;
  height: 1px;
  background: var(--color-accent-strong);
}

/* Catalogue list */
.articles-list {
  padding-block: clamp(0.5rem, 2vw, 1rem) clamp(3rem, 7vw, 5rem);
}

.articles-list__grid {
  display: grid;
  gap: 1.25rem;
}

.article-card {
  display: grid;
  gap: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.article-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding: clamp(1.25rem, 3.5vw, 1.875rem);
}

.article-card__cover {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  min-height: 9rem;
  padding: 1.25rem 1.375rem;
  background:
    linear-gradient(
      160deg,
      color-mix(in srgb, var(--color-bg-sage) 70%, var(--color-surface)) 0%,
      var(--color-bg-sage-soft) 100%
    );
  border-top: 1px solid var(--color-border);
}

.article-card__number {
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(3.5rem, 12vw, 5rem);
  font-weight: 500;
  line-height: 0.9;
  color: color-mix(in srgb, var(--color-accent-strong) 55%, transparent);
}

.article-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.875rem;
  margin: 0;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-accent-strong);
}

.article-card__title {
  margin: 0;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.375rem, 3.8vw, 1.875rem);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-text);
}

.article-card__title a {
  color: inherit;
  text-decoration: none;
}

.article-card__title a:hover {
  color: var(--color-accent-hover);
}

.article-card__excerpt {
  margin: 0;
  font-size: 0.9875rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.article-card__footer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  margin-top: 0.5rem;
}

.article-card__reading {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.article-card__cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0.75rem 1.125rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent-strong);
  text-decoration: none;
  border: 1px solid var(--color-accent-strong);
  border-radius: var(--radius-sm);
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.article-card__cta:hover {
  color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  background: var(--color-accent-soft);
}

@media (min-width: 900px) {
  .article-card {
    grid-template-columns: minmax(0, 1.35fr) minmax(12rem, 0.75fr);
    align-items: stretch;
  }

  .article-card__cover {
    order: 2;
    min-height: 100%;
    border-top: none;
    border-left: 1px solid var(--color-border);
  }

  .article-card__body {
    order: 1;
    padding: 1.75rem 2rem;
  }

  .article-card__title {
    font-size: clamp(1.625rem, 2vw, 2rem);
  }
}

/* ——— Article detail ——— */

.article-shell {
  width: 100%;
  max-width: 72.5rem;
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 1.375rem);
}

.article-shell--notice {
  padding-top: 0.875rem;
}

.article-page {
  padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px));
}

.article-lang-notice {
  margin: 0;
  max-width: 50rem;
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--color-accent-strong);
  background: var(--color-bg-sage-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}

.article-hero {
  padding: clamp(1.25rem, 3vw, 2rem) 0 clamp(1.5rem, 3.5vw, 2.25rem);
  background: var(--color-bg-main);
}

.article-hero__layout {
  display: grid;
  gap: 0;
}

.article-breadcrumb {
  margin: 0 0 0.875rem;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

.article-breadcrumb li {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.article-breadcrumb li:not(:last-child)::after {
  content: "/";
  color: var(--color-border-strong);
}

.article-breadcrumb a {
  color: var(--color-accent-strong);
  text-decoration: none;
}

.article-breadcrumb a:hover {
  text-decoration: underline;
}

.article-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.875rem;
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-accent-strong);
}

.article-hero__title-row {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.75rem 1rem;
  align-items: start;
}

.article-hero__number {
  display: block;
  margin-top: 0.2rem;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(2rem, 7vw, 2.75rem);
  font-weight: 500;
  line-height: 1;
  color: color-mix(in srgb, var(--color-accent-strong) 48%, transparent);
}

.article-hero__title {
  margin: 0;
  max-width: 48rem;
  font-size: clamp(2.15rem, 6.5vw, 2.7rem);
  line-height: 1.12;
  text-wrap: balance;
  color: var(--color-text);
}

.article-hero__author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-top: 1.125rem;
}

.article-hero__avatar {
  width: 3.5rem;
  height: 3.5rem;
  flex-shrink: 0;
  border-radius: 999px;
  object-fit: cover;
  object-position: 50% 20%;
  border: 1px solid var(--color-border);
}

.article-hero__author-name {
  margin: 0;
  font-size: 0.9875rem;
  font-weight: 600;
  color: var(--color-text);
}

.article-hero__author-role {
  margin: 0.15rem 0 0;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.article-hero__lead {
  margin: 1.125rem 0 0;
  max-width: 44rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
  font-size: clamp(1.0625rem, 2.6vw, 1.1875rem);
  line-height: 1.72;
  color: var(--color-text-secondary);
}

/* Reading layout */
.article-layout {
  display: grid;
  gap: 1.25rem;
  padding-bottom: clamp(2.5rem, 6vw, 4rem);
}

.article-toc-mobile {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.article-toc-mobile > summary {
  cursor: pointer;
  list-style: none;
  min-height: 3rem;
  padding: 0.875rem 1rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text);
}

.article-toc-mobile > summary::-webkit-details-marker {
  display: none;
}

.article-toc-mobile > summary::after {
  content: "+";
  float: right;
  color: var(--color-accent-strong);
}

.article-toc-mobile[open] > summary::after {
  content: "–";
}

.article-toc__list {
  margin: 0;
  padding: 0 1rem 1rem;
  list-style: none;
}

.article-toc__list a {
  display: block;
  padding: 0.5rem 0 0.5rem 0.75rem;
  font-size: 0.9375rem;
  line-height: 1.45;
  color: var(--color-text-secondary);
  text-decoration: none;
  border-left: 2px solid transparent;
}

.article-toc__list a:hover {
  color: var(--color-accent-strong);
}

.article-toc__list a.is-active {
  font-weight: 600;
  color: var(--color-accent-strong);
  border-left-color: var(--color-accent-strong);
}

.article-toc-desktop {
  display: none;
}

.article-main {
  min-width: 0;
}

.article-body {
  max-width: 50rem;
  font-size: 1.0625rem;
  line-height: 1.74;
  color: var(--color-text);
}

.article-body > * + * {
  margin-top: 1rem;
}

.article-body h2 {
  margin-top: 2.35rem;
  margin-bottom: 0;
  padding-top: 0.35rem;
  border-top: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent);
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.75rem, 4.5vw, 2.15rem);
  font-weight: 500;
  line-height: 1.22;
  color: var(--color-text);
  scroll-margin-top: calc(var(--header-height) + 1.25rem);
}

.article-body h2:first-of-type {
  border-top: none;
  padding-top: 0;
}

.article-body > h2 + * {
  margin-top: 0.75rem;
}

.article-body h3 {
  margin-top: 1.5rem;
  margin-bottom: 0;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.25rem, 3vw, 1.45rem);
  font-weight: 500;
  line-height: 1.3;
  color: var(--color-text);
  scroll-margin-top: calc(var(--header-height) + 1.25rem);
}

.article-body p {
  margin: 0;
}

.article-body strong {
  font-weight: 600;
  color: var(--color-text);
}

.article-body a {
  color: var(--color-accent-strong);
  text-underline-offset: 0.15em;
}

.article-emphasis {
  font-family: var(--font-cormorant), Georgia, serif;
  font-style: italic;
  font-size: 1.05em;
  color: var(--color-text);
}

.article-body ul,
.article-body ol:not(.article-exercise__steps):not(.article-references) {
  margin: 0.15rem 0 0;
  padding-left: 1.15rem;
}

.article-body ul {
  list-style: none;
}

.article-body ul > li {
  position: relative;
  padding-left: 0.35rem;
}

.article-body ul > li::before {
  content: "";
  position: absolute;
  left: -0.95rem;
  top: 0.7em;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 999px;
  background: var(--color-accent-strong);
}

.article-body li + li {
  margin-top: 0.3rem;
}

/* Pull quotes — restrained, max 3 filled styles */
.article-pullquote {
  margin: 1.35rem 0;
  padding: 0.35rem 0 0.35rem 1rem;
  border-left: 2px solid var(--color-accent-strong);
  background: transparent;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.4rem, 3vw, 1.65rem);
  font-style: italic;
  line-height: 1.4;
  color: var(--color-text);
}

.article-pullquote p {
  margin: 0;
}

.article-pullquote--finale {
  margin-bottom: 0;
  padding: 1rem 1.125rem;
  border-left: 2px solid var(--color-accent-strong);
  background: var(--color-bg-sage-soft);
}

.article-source {
  margin: 1.25rem 0;
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.article-source__label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

/* Belief examples — compact stacked rows */
.article-examples {
  display: grid;
  gap: 0;
  margin: 1.25rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface-sage);
}

.article-example {
  padding: 0.875rem 1rem;
  border-bottom: 1px solid var(--color-border);
}

.article-example:last-child {
  border-bottom: none;
}

.article-example__label {
  margin: 0;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

.article-example__label + .article-example__label,
.article-example__observed + .article-example__label {
  margin-top: 0.55rem;
}

.article-example__observed,
.article-example__belief {
  margin: 0.25rem 0 0;
  font-size: 0.9875rem;
  line-height: 1.55;
}

.article-example__belief {
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: 1.0625rem;
}

.article-example em {
  font-style: italic;
  color: var(--color-text);
}

/* CBT exercise — strongest practical block */
.article-exercise {
  margin: 1.75rem 0;
  padding: clamp(1.125rem, 3vw, 1.625rem);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  background: var(--color-bg-sage-soft);
}

.article-exercise h2 {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
  font-size: clamp(1.75rem, 4vw, 2.15rem);
}

.article-exercise__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  font-weight: 500;
  color: var(--color-text);
}

.article-exercise__intro {
  margin: 0.75rem 0 0;
}

.article-exercise__steps {
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  counter-reset: exercise-step;
  display: grid;
  gap: 0.875rem;
}

.article-exercise__steps > li {
  position: relative;
  margin: 0;
  padding: 0.75rem 0.75rem 0.75rem 2.75rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--color-surface) 72%, transparent);
  counter-increment: exercise-step;
}

.article-exercise__steps > li::before {
  content: counter(exercise-step);
  position: absolute;
  left: 0.625rem;
  top: 0.75rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.625rem;
  height: 1.625rem;
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-accent-strong);
  border: 1px solid var(--color-accent-strong);
  border-radius: 999px;
  background: var(--color-surface);
}

.article-exercise__steps h3 {
  margin: 0;
  font-family: var(--font-manrope), sans-serif;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
}

.article-exercise__steps p {
  margin: 0.35rem 0 0;
  font-size: inherit;
  color: var(--color-text-secondary);
}

.article-exercise__closing {
  margin: 1rem 0 0;
  padding-top: 0.875rem;
  border-top: 1px solid var(--color-border);
}

.article-conclusion {
  margin: 1.75rem 0;
  padding: 0;
  border: none;
  background: transparent;
}

.article-conclusion h2 {
  margin-top: 0;
}

.article-references-block {
  margin-top: 2rem;
}

.article-references-heading {
  /* desktop heading; hidden on mobile in favor of details summary */
}

.article-references {
  margin: 0.875rem 0 0;
  padding-left: 1.15rem;
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.article-references li {
  padding-left: 0.25rem;
}

.article-references li + li {
  margin-top: 0.5rem;
}

.article-references-mobile {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.article-references-mobile > summary {
  cursor: pointer;
  list-style: none;
  min-height: 3rem;
  padding: 0.875rem 1rem;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: 1.35rem;
  font-weight: 500;
  color: var(--color-text);
}

.article-references-mobile > summary::-webkit-details-marker {
  display: none;
}

.article-references-mobile > summary::after {
  content: "+";
  float: right;
  font-family: var(--font-manrope), sans-serif;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-accent-strong);
}

.article-references-mobile[open] > summary::after {
  content: "–";
}

.article-references-mobile .article-references {
  margin: 0;
  padding: 0 1rem 1rem 1.75rem;
}

.article-references--desktop {
  display: none;
}

.article-references-heading {
  display: none;
  margin-top: 2rem;
  scroll-margin-top: calc(var(--header-height) + 1.25rem);
}

.article-cta {
  margin-top: 2rem;
  padding: clamp(1.125rem, 3vw, 1.5rem);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg-sand);
}

.article-cta h2 {
  scroll-margin-top: calc(var(--header-height) + 1.25rem);
}

.article-cta__title {
  margin: 0.5rem 0 0;
  font-family: var(--font-cormorant), Georgia, serif;
  font-size: clamp(1.5rem, 3.5vw, 1.875rem);
  font-weight: 500;
  color: var(--color-text);
}

.article-cta__text {
  margin: 0.75rem 0 0;
  max-width: 36rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.article-cta__actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
  margin-top: 1.125rem;
}

.article-cta__secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-accent-strong);
  text-decoration: none;
}

.article-cta__secondary:hover {
  text-decoration: underline;
}

.article-cta .btn-primary {
  width: 100%;
  min-height: 3rem;
}

@media (min-width: 640px) {
  .article-cta__actions {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem 1.25rem;
  }

  .article-cta .btn-primary {
    width: auto;
  }

  .article-cta__secondary {
    justify-content: flex-start;
    min-height: auto;
  }
}

@media (min-width: 1024px) {
  .article-shell {
    max-width: 72.5rem;
    padding-inline: clamp(1.5rem, 3vw, 2rem);
  }

  .article-hero {
    padding: 1.75rem 0 2rem;
  }

  .article-hero__title {
    max-width: 46rem;
    font-size: clamp(2.75rem, 4vw, 4.25rem);
  }

  .article-hero__number {
    margin-top: 0.55rem;
    font-size: 3.25rem;
  }

  .article-hero__meta {
    font-size: 0.875rem;
  }

  .article-hero__lead {
    max-width: 42rem;
    font-size: 1.1875rem;
  }

  .article-layout {
    grid-template-columns: 15rem minmax(0, 50rem);
    justify-content: center;
    gap: clamp(3rem, 5vw, 4rem);
    align-items: start;
  }

  .article-toc-mobile {
    display: none;
  }

  .article-toc-desktop {
    display: block;
    position: sticky;
    top: calc(var(--header-height) + 1.25rem);
    width: 15rem;
    padding-top: 0.25rem;
  }

  .article-toc-desktop__label {
    margin: 0 0 0.875rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-accent);
  }

  .article-toc-desktop .article-toc__list {
    padding: 0;
  }

  .article-toc-desktop .article-toc__list a {
    padding-block: 0.55rem;
    font-size: 0.9375rem;
  }

  .article-body {
    max-width: 50rem;
    width: 100%;
    font-size: 1.125rem;
    line-height: 1.75;
  }

  .article-body h2 {
    margin-top: 2.75rem;
    font-size: clamp(2rem, 2.2vw, 2.5rem);
  }

  .article-body h3 {
    font-size: clamp(1.35rem, 1.5vw, 1.6rem);
  }

  .article-body > * + * {
    margin-top: 1.1rem;
  }

  .article-exercise__steps {
    grid-template-columns: 1fr 1fr;
    gap: 0.875rem;
  }

  .article-exercise__steps > li:last-child:nth-child(odd) {
    grid-column: 1 / -1;
  }

  .article-references-mobile {
    display: none;
  }

  .article-references-heading {
    display: block;
    margin-top: 2.5rem;
    font-family: var(--font-cormorant), Georgia, serif;
    font-size: clamp(2rem, 2.2vw, 2.5rem);
    font-weight: 500;
    line-height: 1.22;
    color: var(--color-text);
    border-top: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent);
    padding-top: 0.35rem;
  }

  .article-references--desktop {
    display: block;
    padding-left: 0;
    list-style: none;
  }

  .article-references--desktop li {
    padding-left: 1.5rem;
    text-indent: -1.5rem;
  }

  .article-cta {
    max-width: 50rem;
  }
}

@media (max-width: 1023px) {
  .article-references-heading {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}

@media (max-width: 430px) {
  .article-shell {
    padding-inline: 1.25rem;
  }

  .article-body {
    font-size: 1.0625rem;
    line-height: 1.72;
  }

  .article-hero__title-row {
    gap: 0.625rem;
  }

  .article-hero__number {
    font-size: 1.875rem;
    margin-top: 0.35rem;
  }
}