/* Articles-specific styles (Direction A) */
.articles-page-body { background: var(--color-surface-default); }

.nav--light {
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-neutral-200);
  position: sticky; top: 0;
}
.nav--light .nav__logo { color: var(--color-text-primary); }
.nav--light .nav__links a { color: var(--color-neutral-600); }
.nav--light .nav__links a:hover,
.nav--light .nav__links a[aria-current="page"] { color: var(--color-text-primary); }
.nav--light .ey-btn--primary { background: var(--color-brand-primary); color: #fff; }
.nav--light .ey-btn--primary:hover { background: var(--color-brand-primary-hover); }

/* ---- Articles index ---- */
.articles-idx { padding: 96px 0 128px; }
.articles-idx__head { max-width: 760px; margin-bottom: 48px; }
.articles-idx__head .t-eyebrow { display: block; margin-bottom: 14px; }
.articles-idx__head .t-display { margin: 0 0 18px; font-size: clamp(52px, 7vw, 96px); }
.articles-idx__head-accent { color: var(--color-brand-primary); }
.articles-idx__lede { max-width: 58ch; margin: 0 0 20px; }
.articles-idx__notice {
  padding: 14px 16px;
  background: var(--color-brand-secondary-light);
  border-left: 3px solid var(--color-brand-secondary);
  border-radius: var(--size-radius-sm);
  color: var(--color-text-primary);
  max-width: 64ch;
}

.articles-idx__filters { display: flex; gap: 8px; margin-bottom: 32px; flex-wrap: wrap; }
.chip {
  padding: 8px 14px; font-size: 13px; font-weight: 500;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-neutral-200);
  color: var(--color-neutral-600);
  border-radius: var(--size-radius-full);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out);
}
.chip:hover { color: var(--color-text-primary); border-color: var(--color-neutral-300); }
.chip.is-active {
  background: var(--color-brand-primary);
  color: #fff;
  border-color: var(--color-brand-primary);
}

/* ---- Featured article card ---- */
.art-feature {
  display: block;
  background: var(--color-brand-primary-dark, #2d3f27);
  background-image:
    radial-gradient(ellipse 1200px 500px at 85% 110%, rgba(162,199,153,0.22), transparent 60%),
    linear-gradient(180deg, #2a3a23 0%, #1f2b1a 100%);
  color: #fff;
  border-radius: var(--size-radius-xl, 20px);
  padding: 48px 52px;
  margin: 48px 0 56px;
  position: relative;
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
  text-decoration: none;
}
.art-feature::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid rgba(255,255,255,0.08);
  pointer-events: none;
}
.art-feature:hover { transform: translateY(-2px); box-shadow: 0 20px 60px -20px rgba(36,51,30,0.5); }

.art-feature__meta {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 24px;
  color: rgba(255,255,255,0.7);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
}
.art-feature__meta .ey-badge {
  background: rgba(162,199,153,0.18);
  color: #c8dec0;
  border: 1px solid rgba(162,199,153,0.3);
}
.art-feature__title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(32px, 4vw, 52px);
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 20px;
  max-width: 22ch;
  text-wrap: balance;
  color: #fff;
}
.art-feature__title-accent { color: var(--color-brand-primary-soft); }
.art-feature__summary {
  margin: 0 0 32px;
  max-width: 64ch;
  font-size: 17px;
  line-height: 1.55;
  color: rgba(255,255,255,0.82);
}
.art-feature__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
}
.art-feature__cta {
  color: var(--color-brand-primary-soft);
  font-weight: 600;
  font-size: 15px;
}
.art-feature__cta .arrow { transition: transform var(--duration-normal) var(--ease-out); display: inline-block; }
.art-feature:hover .art-feature__cta .arrow { transform: translateX(4px); }
.art-feature__byline {
  color: rgba(255,255,255,0.55);
  font-size: 13px;
}
@media (max-width: 700px) {
  .art-feature { padding: 32px 28px; }
}

.articles-idx__list { list-style: none; margin: 0; padding: 0; }
.articles-idx__list li + li { border-top: 1px solid var(--color-neutral-200); }

.art-row {
  display: grid;
  grid-template-columns: 180px 1fr auto;
  gap: 40px;
  padding: 32px 0;
  align-items: start;
  transition: all var(--duration-normal) var(--ease-out);
}
.art-row:hover { background: var(--color-surface-alt); padding-left: 16px; padding-right: 16px; border-radius: var(--size-radius-lg); }
@media (max-width: 820px) {
  .art-row { grid-template-columns: 1fr; gap: 8px; }
  .art-row__more { display: none; }
}
.art-row__meta { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }
.art-row__meta time { font-size: 13px; color: var(--color-neutral-500); font-variant-numeric: tabular-nums; }
.art-row__body h2 { margin: 0 0 10px; text-wrap: balance; }
.art-row__body p { margin: 0; color: var(--color-neutral-600); max-width: 62ch; }
.art-row__more { align-self: center; }
.art-row__more .t-small { color: var(--color-brand-primary); font-weight: 600; }

/* ---- Article page ---- */
.article-page { padding: 72px 0 128px; }
.article__container { max-width: 720px; margin: 0 auto; }
.article__crumbs { display: flex; gap: 8px; margin-bottom: 36px; }
.article__crumbs a { color: var(--color-brand-primary); font-weight: 500; }
.article__header { margin-bottom: 48px; }
.article__title { margin: 0 0 20px; font-size: clamp(40px, 5vw, 64px); text-wrap: balance; }
.article__deck { margin: 0 0 20px; font-size: 20px; color: var(--color-neutral-600); max-width: 60ch; }
.article__byline { display: flex; gap: 10px; font-size: 14px; color: var(--color-neutral-500); align-items: center; flex-wrap: wrap; }
.article__byline strong { color: var(--color-text-primary); font-weight: 600; }

.article__body { font-family: var(--font-sans); font-size: 17px; line-height: 1.7; color: var(--color-text-primary); }
.article__body h2 {
  font-family: var(--font-display); font-weight: 400;
  font-size: 28px; line-height: 1.2; letter-spacing: -0.01em;
  margin: 48px 0 16px;
}
.article__body h3 {
  font-family: var(--font-sans); font-weight: 600;
  font-size: 18px; line-height: 1.3;
  margin: 32px 0 12px;
  color: var(--color-text-primary);
}
.article__body p { margin: 0 0 20px; max-width: 68ch; }
.article__body em { font-style: italic; color: var(--color-text-primary); }
.article__body blockquote {
  margin: 32px 0;
  padding: 20px 24px;
  border-left: 3px solid var(--color-brand-primary);
  background: var(--color-brand-primary-soft-light);
  border-radius: 0 var(--size-radius-default) var(--size-radius-default) 0;
  font-family: var(--font-display); font-weight: 400;
  font-size: 20px; line-height: 1.4; letter-spacing: -0.005em;
  color: var(--color-text-primary);
}
.article__body blockquote strong { font-family: var(--font-sans); font-weight: 600; }

.article__callout {
  margin: 48px 0 0;
  padding: 28px;
  background: var(--color-surface-alt);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--size-radius-lg);
}
.article__callout .t-eyebrow { display: block; margin-bottom: 6px; }
.article__callout p { margin: 0 0 18px; }

.article__footer {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin-top: 64px; padding-top: 32px;
  border-top: 1px solid var(--color-neutral-200);
  flex-wrap: wrap;
}
.article__footer .t-small { margin: 0; color: var(--color-neutral-600); }
.article__footer .t-small strong { color: var(--color-text-primary); }

/* ---- Subscribe block ---- */
.art-subscribe {
  margin-top: 96px;
  padding: 48px 52px;
  background: var(--color-brand-secondary-light);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--size-radius-xl, 20px);
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 40px;
  align-items: center;
}
.art-subscribe__copy h2 { margin: 6px 0 10px; }
.art-subscribe__copy p { margin: 0; color: var(--color-neutral-700, #4a4a4a); max-width: 52ch; }
.art-subscribe__form { display: flex; gap: 10px; align-items: stretch; flex-wrap: wrap; }
.art-subscribe__form input {
  flex: 1 1 220px;
  min-width: 0;
  padding: 14px 16px;
  border-radius: var(--size-radius-default);
  border: 1px solid var(--color-neutral-300);
  background: #fff;
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--color-text-primary);
}
.art-subscribe__form input:focus {
  outline: none;
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 3px rgba(88,117,83,0.15);
}
@media (max-width: 820px) {
  .art-subscribe { grid-template-columns: 1fr; padding: 32px 28px; }
}

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