/* Renéra · Posts page — styles specific to the journal/news index.
   Composed on top of styles.css.
   --------------------------------------------------------------------- */

/* =========================================
   PostCard — shared card chrome
   ========================================= */
.rn-post-card {
  display: flex; flex-direction: column;
  text-decoration: none; color: inherit;
  background: var(--renera-sand-300);
  border: 1px solid var(--renera-clay-300);
  border-radius: var(--renera-r-lg);
  overflow: hidden;
  transition: transform var(--renera-dur-base) var(--renera-ease),
              border-color var(--renera-dur-fast) var(--renera-ease);
  cursor: pointer;
}
.rn-post-card:hover {
  border-color: var(--renera-olive-500);
}
.rn-post-card:hover .rn-post-card__media {
  transform: scale(1.03);
}

/* Media block */
.rn-post-card__media {
  position: relative;
  background: var(--renera-clay-200) center/cover no-repeat;
  background-color: var(--renera-clay-200);
  height: 240px;
  border-bottom: 1px solid var(--renera-clay-300);
  transition: transform 700ms var(--renera-ease);
  flex: 0 0 auto;
}

/* Category tag — top-left, mono uppercase */
.rn-post-card__cat {
  position: absolute; top: 16px; left: 16px;
  padding: 6px 12px;
  background: rgba(35,47,31,0.75);
  backdrop-filter: blur(6px);
  color: var(--renera-sand-200);
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase;
  border-radius: 999px;
}

/* Featured tag — top right, ink */
.rn-post-card__feat-tag {
  position: absolute; top: 16px; right: 16px;
  padding: 6px 12px;
  background: var(--renera-sand-200);
  color: var(--renera-olive-700);
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase;
  border-radius: 999px;
}

.rn-post-card__body {
  padding: 28px 28px 30px;
  display: flex; flex-direction: column; gap: 14px;
  flex: 1;
}

.rn-post-card__meta {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--renera-mute);
}
.rn-post-card__meta .dot { opacity: 0.4; }

.rn-post-card__title {
  font-family: var(--renera-font-serif);
  font-size: 22px; line-height: 1.2;
  color: var(--renera-ink);
  margin: 0;
  text-wrap: pretty;
}

.rn-post-card__excerpt {
  font-family: var(--renera-font-sans);
  font-size: 14px; line-height: 1.65;
  color: var(--renera-mute);
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.rn-post-card__excerpt--md { -webkit-line-clamp: 3; }

.rn-post-card__cta {
  margin-top: auto;
  align-self: flex-start;
}

/* HERO size — wide card with media on left */
.rn-post-card--hero {
  flex-direction: row;
  align-items: stretch;
  min-height: 520px;
}
.rn-post-card--hero .rn-post-card__media {
  flex: 1.05 1 0;
  height: auto;
  min-height: 100%;
  border-bottom: 0;
  border-right: 1px solid var(--renera-clay-300);
}
.rn-post-card--hero .rn-post-card__body {
  flex: 1 1 0;
  padding: 56px 52px 48px;
  gap: 18px;
  justify-content: center;
}
.rn-post-card__title--hero {
  font-size: 40px; line-height: 1.12;
  letter-spacing: -0.018em;
}
.rn-post-card--hero .rn-post-card__excerpt {
  -webkit-line-clamp: 4;
  font-size: 15px;
}

/* ROW size — small horizontal card used in featured stack */
.rn-post-card--row {
  flex-direction: row;
  align-items: stretch;
  min-height: 248px;
}
.rn-post-card__media--row {
  width: 220px; flex: 0 0 220px; height: auto; min-height: 100%;
  border-bottom: 0; border-right: 1px solid var(--renera-clay-300);
}
.rn-post-card--row .rn-post-card__cat {
  top: 14px; left: 14px;
}
.rn-post-card__body--row {
  padding: 28px 30px;
  justify-content: center;
}
.rn-post-card__body--row .rn-post-card__title {
  font-size: 22px;
}

/* MD size — keep defaults */
.rn-post-card--md .rn-post-card__media { height: 220px; }
.rn-post-card--md { min-height: 460px; }

/* =========================================
   PostRow — compact list view, no media
   ========================================= */
.rn-post-row {
  display: grid;
  grid-template-columns: 220px 1fr auto;
  align-items: center;
  gap: 36px;
  padding: 24px 28px;
  text-decoration: none; color: inherit;
  border-top: 1px solid var(--renera-clay-300);
  transition: background var(--renera-dur-fast) var(--renera-ease);
  cursor: pointer;
}
.rn-post-row:last-of-type { border-bottom: 1px solid var(--renera-clay-300); }
.rn-post-row:hover {
  background: var(--renera-sand-200);
}
.rn-post-row:hover .rn-post-row__title { color: var(--renera-olive-700); }
.rn-post-row__date {
  display: flex; flex-direction: column; gap: 6px;
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--renera-mute);
}
.rn-post-row__cat {
  color: var(--renera-olive-700);
}
.rn-post-row__title {
  font-family: var(--renera-font-serif);
  font-size: 22px; line-height: 1.2;
  color: var(--renera-ink);
  margin: 0;
  text-wrap: pretty;
  transition: color var(--renera-dur-fast) var(--renera-ease);
}
.rn-post-row__cta {
  display: inline-flex; align-items: center; gap: 14px;
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--renera-olive-700);
}

/* =========================================
   Archive — head row
   ========================================= */
.rn-archive-head {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 32px;
  margin-bottom: 36px;
}
.rn-archive-head__right {
  display: inline-flex; align-items: center; gap: 22px;
}

.rn-view-toggle {
  display: inline-flex;
  border: 1px solid var(--renera-clay-300);
  border-radius: 999px;
  background: var(--renera-sand-300);
  padding: 4px;
  gap: 2px;
}
.rn-view-toggle__btn {
  background: transparent; border: 0;
  padding: 8px 16px;
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--renera-mute);
  border-radius: 999px;
  cursor: pointer;
  transition: background var(--renera-dur-fast) var(--renera-ease),
              color var(--renera-dur-fast) var(--renera-ease);
}
.rn-view-toggle__btn:hover { color: var(--renera-olive-700); }
.rn-view-toggle__btn.is-on {
  background: var(--renera-olive-700);
  color: var(--renera-sand-200);
}

/* =========================================
   Category chips (filter row)
   ========================================= */
.rn-cat-chips {
  display: flex; flex-wrap: wrap; gap: 10px;
  padding-bottom: 36px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--renera-clay-300);
}
.rn-cat-chip {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 10px 16px 10px 18px;
  background: transparent;
  border: 1px solid var(--renera-clay-300);
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--renera-font-mono);
  font-size: 11px; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--renera-mute);
  transition: background var(--renera-dur-fast) var(--renera-ease),
              color var(--renera-dur-fast) var(--renera-ease),
              border-color var(--renera-dur-fast) var(--renera-ease);
}
.rn-cat-chip:hover {
  color: var(--renera-olive-700);
  border-color: var(--renera-olive-700);
}
.rn-cat-chip.is-on {
  background: var(--renera-olive-700);
  border-color: var(--renera-olive-700);
  color: var(--renera-sand-200);
}
.rn-cat-chip__n {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 24px; height: 20px;
  padding: 0 6px;
  background: rgba(35,47,31,0.08);
  border-radius: 999px;
  font-size: 9px; letter-spacing: 0.18em;
}
.rn-cat-chip.is-on .rn-cat-chip__n {
  background: rgba(246,238,232,0.18);
  color: var(--renera-sand-200);
}

/* =========================================
   Archive grid + list
   ========================================= */
.rn-archive-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.rn-archive-list {
  display: flex; flex-direction: column;
  background: var(--renera-sand-300);
  border-radius: var(--renera-r-lg);
}

/* =========================================
   Pager — Previous · 01 · 02 · 03 · Next
   ========================================= */
.rn-pager {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
  margin-top: 64px;
  padding-top: 32px;
  border-top: 1px solid var(--renera-clay-300);
}
.rn-pager__pages {
  display: inline-flex; gap: 4px;
}
.rn-pager__page {
  width: 40px; height: 40px;
  background: transparent;
  border: 0;
  border-radius: 50%;
  font-family: var(--renera-font-mono);
  font-size: 11px; letter-spacing: 0.18em;
  color: var(--renera-mute);
  cursor: pointer;
  transition: background var(--renera-dur-fast) var(--renera-ease),
              color var(--renera-dur-fast) var(--renera-ease);
}
.rn-pager__page:hover { color: var(--renera-olive-700); background: var(--renera-sand-300); }
.rn-pager__page.is-on {
  background: var(--renera-olive-700);
  color: var(--renera-sand-200);
}
.rn-pager__nav {
  display: inline-flex; align-items: center; gap: 10px;
  background: transparent; border: 0;
  font-family: var(--renera-font-mono);
  font-size: 11px; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--renera-olive-700);
  cursor: pointer;
  padding: 8px 4px;
  transition: opacity var(--renera-dur-fast) var(--renera-ease);
}
.rn-pager__nav:disabled {
  color: var(--renera-clay-300);
  cursor: default;
}

/* =========================================
   Callout — From the lab stats grid
   ========================================= */
.rn-callout-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid rgba(246,238,232,0.18);
  border-left: 1px solid rgba(246,238,232,0.18);
}
.rn-callout-stat {
  padding: 32px 28px;
  border-bottom: 1px solid rgba(246,238,232,0.18);
  border-right: 1px solid rgba(246,238,232,0.18);
  display: flex; flex-direction: column; gap: 6px;
}
.rn-callout-stat__n {
  font-family: var(--renera-font-serif);
  font-style: italic; font-weight: 400;
  font-size: 56px; line-height: 1; letter-spacing: -0.02em;
  color: var(--renera-olive-300);
}
.rn-callout-stat__l {
  font-family: var(--renera-font-mono);
  font-size: 10px; letter-spacing: 0.22em; text-transform: uppercase;
  color: rgba(246,238,232,0.7);
  margin-top: 4px;
}

/* =========================================
   Responsive
   ========================================= */
@media (max-width: 1080px) {
  .rn-post-card--hero { flex-direction: column; }
  .rn-post-card--hero .rn-post-card__media {
    border-right: 0; border-bottom: 1px solid var(--renera-clay-300);
    min-height: 280px;
  }
  .rn-post-card__title--hero { font-size: 32px; }
}
@media (max-width: 880px) {
  .rn-archive-grid { grid-template-columns: 1fr 1fr; }
  .rn-archive-head { grid-template-columns: 1fr; }
  .rn-post-card--row { flex-direction: column; }
  .rn-post-card__media--row {
    width: 100%; flex: 0 0 220px;
    border-right: 0; border-bottom: 1px solid var(--renera-clay-300);
  }
  .rn-post-row { grid-template-columns: 1fr; gap: 12px; }
  .rn-callout-stats { grid-template-columns: 1fr 1fr; }
  .rn-callout-stat__n { font-size: 42px; }
}
@media (max-width: 600px) {
  .rn-archive-grid { grid-template-columns: 1fr; }
  .rn-pager { flex-direction: column; gap: 16px; }
}