/*
==========================================
 Single post — enhanced editorial layout
==========================================
*/

.single-reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 6px;
  z-index: 1030;
  background: rgba(15, 23, 42, 0.10);
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s ease,
    top 0.2s ease;
}

.single-reading-progress.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.admin-bar .single-reading-progress {
  top: 32px;
}

@media (max-width: 782px) {
  .admin-bar .single-reading-progress {
    top: 46px;
  }
}

.single-reading-progress__bar {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, #1f5489 0%, #2ecdf7 100%);
  box-shadow: 0 0 20px rgba(46, 205, 247, 0.45);
  transition: width 0.12s linear;
}

.single-post-shell {
  width: min(1140px, calc(100% - 48px));
  margin-inline: auto;
}

.single-post-shell--wide {
  width: min(1240px, calc(100% - 48px));
}

.single-post-hero {
  position: relative;
  padding: 32px 0 24px;
}

.single-post-breadcrumbs {
  font-family: var(--font-ui);
  margin-bottom: 22px;
}

.single-post-breadcrumbs .institute-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
}

.single-post-breadcrumbs .institute-breadcrumb a,
.single-post-breadcrumbs .breadcrumb-current {
  display: inline-flex;
  align-items: center;
  min-height: 38px;
  padding: 9px 14px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(31, 84, 137, 0.12);
  color: #1f5489;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
  text-decoration: none;
}

.single-post-breadcrumbs .institute-breadcrumb a:hover {
  background: #1f5489;
  color: #fff;
}

.single-post-breadcrumbs .breadcrumb-sep {
  color: #8b97aa;
  font-size: 0.9rem;
}

.single-post-head {
  position: relative;
  overflow: hidden;
  padding: var(--space-6);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(255, 255, 255, 0.92)),
    linear-gradient(135deg, rgba(31, 84, 137, 0.04), transparent 45%);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
}

.single-post-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  background: #f4c515;
  color: #142a4a;
  font-family: var(--font-ui);
  font-size: 0.84rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  text-decoration: none;
}

.single-post-chip:hover {
  color: #142a4a;
  text-decoration: none;
  transform: translateY(-1px);
}

.single-post-title {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: clamp(2.5rem, 4.6vw, 4.2rem);
  line-height: 0.96;
  letter-spacing: -0.03em;
  margin: 0 0 var(--space-4);
}

.single-post-meta-bar {
  position: relative;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--space-4);
  margin: 0 0 var(--space-4);
  padding-bottom: var(--space-4);
}

.single-post-meta-bar::after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -10px;
  margin: 0 calc(var(--space-6) * -1);
  content: '';
  background-image: url(../images/title-bg.png);
  height: 5px;
  opacity: 0.9;
}

.single-post-author {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.single-post-author__avatar img {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-circle);
  object-fit: cover;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.10);
}

.single-post-author__content {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.single-post-author__name {
  font-family: var(--font-ui);
  color: #1e205a;
  font-weight: 700;
  line-height: 1.3;
  text-decoration: none;
}

.single-post-author__role {
  font-family: var(--font-ui);
  color: #748196;
  font-size: 0.92rem;
  line-height: 1.5;
}

.single-post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.single-post-meta span {
  font-family: var(--font-ui);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 32px;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background: rgba(31, 84, 137, 0.06);
  color: #1f5489;
  font-size: 0.92rem;
  line-height: 1;
  white-space: nowrap;
}

.single-post-lead-card {
  margin-top: 24px;
  padding: 24px 24px;
}

.single-post-lead {
  margin: 0;
  color: #38485d;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1.45rem, 2.1vw, 1.9rem);
  line-height: 1.72;
}

.single-post-cover {
  margin: 32px 0 0;
  overflow: hidden;
  border-radius: var(--radius-xs);
  box-shadow: 0 20px 56px rgba(15, 23, 42, 0.12);
}

.single-post-cover img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.single-post-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-start;
  font-family: var(--font-ui);
  gap: 16px 20px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(15, 23, 42, 0.08);
}

.single-post-toolbar__group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}

.single-post-toolbar__label {
  color: #6f7d90;
  font-size: 0.92rem;
  font-weight: 600;
}

.single-post-share {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.single-post-share__link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 8px 12px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(31, 84, 137, 0.12);
  color: #1f5489;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
  cursor: pointer;
}

.single-post-share__link:hover,
.single-post-share__link:focus-visible {
  background: #1f5489;
  color: #fff;
  transform: translateY(-1px);
  box-shadow: 0 12px 26px rgba(31, 84, 137, 0.20);
  text-decoration: none;
}

.single-post-main {
  padding: 0 0 64px;
}

.single-post-article {
  padding: 32px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 20px 56px rgba(15, 23, 42, 0.08);
}

.single-post-content {
  max-width: 68ch;
  margin: 0 auto;
  color: #313d4f;
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 1.03rem;
  line-height: 1.9;
  overflow-wrap: anywhere;
}

.single-post-content>*:first-child {
  margin-top: 0;
  font-family: var(--font-reading);
  font-weight: 600;
}

.single-post-content p {
  margin: 0 0 1.5rem;
}

.single-post-content h2,
.single-post-content h3,
.single-post-content h4 {
  margin: 2.2rem 0 1rem;
  color: #1e205a;
  font-family: var(--font-serif);
  line-height: 1.15;
  letter-spacing: -0.02em;
  scroll-margin-top: 120px;
}

.single-post-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.single-post-content h3 {
  font-size: clamp(1.45rem, 2.6vw, 2rem);
}

.single-post-content h4 {
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
}

.single-post-content a {
  color: #1f5489;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.single-post-content strong {
  color: #1d2b3e;
  font-weight: 700;
}

.single-post-content em {
  color: #47556b;
}

.single-post-content ul,
.single-post-content ol {
  margin: 0 0 1.5rem 1.35rem;
  padding: 0;
}

.single-post-content li+li {
  margin-top: 0.6rem;
}

.single-post-content blockquote {
  margin: 2rem 0;
  padding: 24px 26px;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, #f8fbff, #f1f6fb);
  border-left: 4px solid #1f5489;
  color: #334257;
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  font-size: 1.18rem;
  line-height: 1.8;
}

.single-post-content img,
.single-post-content figure {
  max-width: 100%;
}

.single-post-content img {
  display: block;
  height: auto;
  margin: 2rem auto;
  border-radius: var(--radius-xs);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.12);
}

.single-post-content .wp-caption {
  max-width: 100%;
  margin: 2rem auto;
  padding: 12px;
  border-radius: var(--radius-lg);
  background: #f8fbff;
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.08);
}

.single-post-content .wp-caption img {
  margin: 0;
  box-shadow: none;
  border-radius: var(--radius-sm);
}

.single-post-content .wp-caption-text {
  margin: 12px 2px 0;
  color: #6c7a8d;
  font-size: 0.92rem;
  line-height: 1.6;
  text-align: center;
}

.single-post-content table {
  width: 100%;
  margin: 2rem 0;
  border-collapse: collapse;
  overflow: hidden;
  border-radius: var(--radius-md);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.08);
}

.single-post-content th,
.single-post-content td {
  padding: 14px 16px;
  border: 1px solid rgba(15, 23, 42, 0.08);
  text-align: left;
}

.single-post-content th {
  background: #1f5489;
  color: #fff;
  font-weight: 700;
}

.single-post-content tbody tr:nth-child(odd) {
  background: #f8fbff;
}

.single-post-tags-inline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin: 0 0 var(--space-6);
  padding-top: var(--space-2);
}

.single-post-tags-inline__label {
  font-size: var(--text-sm);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-heading, #232a67);
  white-space: nowrap;
}

.single-post-tags-inline__list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  min-width: 0;
}

.single-post-tags-inline__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.5rem;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-pill);
  border: 1px solid rgba(38, 76, 146, 0.14);
  background: rgba(255, 255, 255, 0.72);
  color: var(--color-brand-primary, #264c92);
  font-size: var(--text-sm);
  font-weight: 500;
  line-height: 1.1;
  text-decoration: none;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    color 0.2s ease,
    transform 0.2s ease;
}

.single-post-tags-inline__tag:hover,
.single-post-tags-inline__tag:focus-visible {
  background: rgba(38, 76, 146, 0.08);
  border-color: rgba(38, 76, 146, 0.28);
  color: var(--color-brand-primary-dark, #1f2a75);
  transform: translateY(-1px);
  text-decoration: none;
}

.single-post-tags-inline__tag:focus-visible {
  outline: 2px solid rgba(38, 76, 146, 0.22);
  outline-offset: 2px;
}

@media (max-width: 767.98px) {
  .single-post-tags-inline {
    gap: var(--space-2);
    margin-bottom: var(--space-5);
  }

  .single-post-tags-inline__label {
    width: 100%;
  }

  .single-post-tags-inline__tag {
    min-height: 2.25rem;
    padding: 0.55rem 0.9rem;
  }
}

/* Prev / Next */
.single-post-nav {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
  padding-top: 24px;
}

.single-post-nav::after {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  margin: 0 calc(var(--space-6) * -1);
  content: '';
  background-image: url(../images/title-bg.png);
  height: 5px;
  opacity: 0.9;
}

.single-post-nav__item {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 100%;
  padding: 16px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: #1e205a;
  box-shadow: 0 14px 32px rgba(15, 23, 42, 0.06);
  transition: transform .2s ease, box-shadow .2s ease;
}

.single-post-nav__item:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 38px rgba(15, 23, 42, 0.10);
  text-decoration: none;
  color: #1e205a;
}

.single-post-nav__item--next {
  text-align: right;
  align-items: flex-end;
}

.single-post-nav__eyebrow {
  color: #6f7d90;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 700;
  line-height: 1.4;
}

.single-post-nav__title {
  font-family: var(--font-ui);
  font-size: 1.08rem;
  line-height: 1.4;
  font-weight: 700;
}

.single-post-toc {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.single-post-toc a {
  display: block;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: #516176;
  font-family: var(--font-ui);
  font-size: 0.95rem;
  line-height: 1.5;
  text-decoration: none;
  transition: background-color .2s ease, color .2s ease, transform .2s ease;
}

.single-post-toc a:hover,
.single-post-toc a:focus-visible {
  background: rgba(31, 84, 137, 0.06);
  color: #1f5489;
  text-decoration: none;
}

.single-post-toc a.is-active {
  background: rgba(31, 84, 137, 0.08);
  color: #1f5489;
  font-weight: 700;
}

.single-post-toc__link--level-3 {
  padding-left: 24px !important;
  font-size: 0.9rem !important;
}

.single-related {
  padding: 8px 0 var(--space-10);
}

.single-related__header {
  text-align: center;
  margin-bottom: 28px;
}

.single-related__eyebrow {
  display: inline-block;
  margin-bottom: 10px;
  color: #6b778b;
  font-family: var(--font-ui);
  font-size: 0.92rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.single-related__title {
  margin: 0;
  color: #1e205a;
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.single-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.page-card {
  position: relative;
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.94);
  border-radius: var(--radius-sm);
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 18px 48px rgba(15, 23, 42, 0.10);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.page-card:hover,
.page-card:focus-visible {
  transform: translateY(-6px);
  box-shadow: 0 22px 56px rgba(15, 23, 42, 0.16);
  color: inherit;
  text-decoration: none;
}

.page-card__img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: #dfe6ef;
}

.page-card__img--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1f5489;
  font-size: 2rem;
  background: linear-gradient(180deg, #edf3f8 0%, #dfe8f1 100%);
}

.page-card__body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1 1 auto;
  padding: 20px 22px 22px;
}

.page-card__date {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  min-height: 28px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(31, 84, 137, 0.08);
  color: #1f5489;
  font-family: var(--font-ui);
  font-size: 0.80rem;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.page-card__title {
  margin: 0;
  color: #1e205a;
  font-family: var(--font-ui);
  font-size: clamp(1.3rem, 2vw, 1.7rem);
  line-height: 1.22;
  font-weight: 700;
  letter-spacing: -0.02em;
  word-break: break-word;
}

.page-card__desc {
  margin: 0;
  color: #516176;
  font-family: var(--font-reading);
  font-size: 0.98rem;
  line-height: 1.7;
}

@media (max-width: 991.98px) {

  .single-post-shell,
  .single-post-shell--wide {
    width: min(100% - 32px, 100%);
  }

  .single-post-head {
    padding: 26px;
    border-radius: var(--radius-lg);
  }

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

@media (max-width: 767.98px) {

  .single-post-shell,
  .single-post-shell--wide {
    width: min(100% - 24px, 100%);
  }

  .single-post-hero {
    padding: 24px 0 18px;
  }

  .single-post-head {
    padding: 22px 18px;
    border-radius: var(--radius-lg);
  }

  .single-post-title {
    font-size: clamp(2rem, 9vw, 3rem);
  }

  .single-post-meta-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .single-post-meta {
    gap: 8px;
  }

  .single-post-breadcrumbs .institute-breadcrumb,
  .single-post-breadcrumbs .institute-breadcrumb a,
  .single-post-breadcrumbs .breadcrumb-current,
  .single-post-chip {
    font-family: var(--font-ui);
  }

  .single-post-meta span,
  .single-post-breadcrumbs .institute-breadcrumb a,
  .single-post-breadcrumbs .breadcrumb-current {
    min-height: 34px;
    padding: 8px 12px;
    font-size: 0.88rem;
  }

  .single-post-cover {
    border-radius: var(--radius-md);
  }

  .single-post-toolbar__label,
  .single-post-share__link {
    font-family: var(--font-ui);
  }

  .single-post-article {
    padding: 22px 16px;
    border-radius: var(--radius-lg);
  }

  .single-post-content blockquote {
    padding: 20px 18px;
    border-radius: var(--radius-md);
    font-size: 1.08rem;
  }

  .single-post-nav {
    grid-template-columns: 1fr;
  }

  .single-post-nav__item--next {
    text-align: left;
    align-items: flex-start;
  }

  .single-related {
    padding-bottom: 56px;
  }

  .single-related__grid {
    grid-template-columns: 1fr;
  }

  .page-card {
    border-radius: var(--radius-lg);
  }

  .page-card__body {
    padding: 16px 16px 18px;
  }
}

/* ==========================================
   Inline TOC (înlocuiește TOC-ul din fostul sidebar)
   ========================================== */

.single-post-toc-inline {
  margin: 0 0 28px;
  padding: 22px 26px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid rgba(15, 23, 42, 0.06);
  box-shadow: 0 16px 42px rgba(15, 23, 42, 0.08);
}

.single-post-toc-inline__title {
  margin: 0 0 14px;
  color: #1e205a;
  font-family: var(--font-ui);
  font-size: 1.12rem;
  font-weight: 700;
  line-height: 1.2;
}

/* ==========================================
   Author card (înlocuiește cardul din fostul sidebar)
   ========================================== */
.single-post-author-card {
  margin: 0 auto var(--space-6);
  padding: var(--space-6);
  font-family: var(--font-ui);
  border-radius: var(--radius-xs);
  background: rgba(17, 55, 101, 0.05);
  box-shadow: 0 0 15px 10px rgba(0, 0, 0, 0.02);
  border: 1px solid #fff;
}

.single-post-author-card__inner {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: var(--space-5);
  align-items: start;
}

.single-post-author-card__avatar a {
  display: block;
  text-decoration: none;
}

.single-post-author-card__image {
  width: 88px;
  height: 88px;
  object-fit: cover;
  border-radius: var(--radius-circle);
  display: block;
  border: 2px solid rgba(38, 76, 146, 0.08);
}

.single-post-author-card__eyebrow {
  display: block;
  margin: 0 0 var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #6b7890;
}

.single-post-author-card__name {
  display: inline-block;
  margin: 0 0 0.2rem;
  font-size: clamp(1.2rem, 2vw, 1.5rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-brand-primary, #232a67);
  text-decoration: none;
}

.single-post-author-card__name:hover,
.single-post-author-card__name:focus-visible {
  text-decoration: underline;
}

.single-post-author-card__role {
  margin: 0 0 var(--space-3);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1.4;
  color: #4c6288;
}

.single-post-author-card__bio {
  margin: 0 0 var(--space-3);
  max-width: 62ch;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.75;
  color: #556072;
}

.single-post-author-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-brand-primary, #232a67);
  text-decoration: none;
}

.single-post-author-card__link:hover,
.single-post-author-card__link:focus-visible {
  text-decoration: underline;
}

@media (max-width: 767.98px) {
  .single-post-author-card {
    padding: var(--space-5);
  }

  .single-post-author-card__inner {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  .single-post-author-card__image {
    width: 72px;
    height: 72px;
  }
}