/*
 * LGK Single Post — single.css
 * Layout: full-bleed hero → 2-col content/sidebar → related posts
 */

/* ── Hero ────────────────────────────────────────────────────────────────── */
.lgk-single__hero {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  height: 480px;
  background: var(--lgk-blue-900);
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.lgk-single__hero-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.lgk-single__hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(35, 60, 178, 0.15) 0%,
    rgba(35, 60, 178, 0.7)  60%,
    rgba(35, 60, 178, 0.92) 100%
  );
}

.lgk-single__hero-content {
  position: relative;
  z-index: 1;
  padding-bottom: 48px;
  padding-top: 24px;
  width: 100%;
}

/* Back button */
.lgk-single__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-sm);
  font-weight: var(--lgk-weight-bold);
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--lgk-radius-full);
  padding: 6px 16px 6px 10px;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
  transition: background var(--lgk-transition), color var(--lgk-transition);
}

.lgk-single__back:hover {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
  text-decoration: none;
}

/* Hero meta */
.lgk-single__hero-meta {
  display: flex;
  align-items: center;
  gap: var(--lgk-space-3);
  margin-bottom: 14px;
}

/* Hero title */
.lgk-single__title {
  font-family: var(--lgk-font);
  font-weight: var(--lgk-weight-black);
  font-size: clamp(1.75rem, 4vw, 3rem);
  color: #fff;
  line-height: 1.2;
  margin: 0;
  max-width: 820px;
  text-shadow: 0 2px 12px rgba(35, 60, 178, 0.3);
}

/* ── Badges & Date (shared with blog) ───────────────────────────────────── */
.lgk-single__badge {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-xs);
  font-weight: var(--lgk-weight-bold);
  padding: 3px 12px;
  border-radius: var(--lgk-radius-full);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.lgk-single__badge--blog { background: var(--lgk-blue-900); color: #fff; }
.lgk-single__badge--news { background: var(--lgk-pink-700); color: #fff; }

/* In hero: invert blog badge to white */
.lgk-single__hero .lgk-single__badge--blog {
  background: rgba(255, 255, 255, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.5);
  color: #fff;
}

.lgk-single__date {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-sm);
  font-weight: var(--lgk-weight-semi);
  color: rgba(255, 255, 255, 0.75);
}

/* ── Body: 2-col layout ─────────────────────────────────────────────────── */
.lgk-single__body {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--lgk-space-12);
  padding-top: var(--lgk-space-12);
  padding-bottom: var(--lgk-space-16);
  align-items: start;
}

/* ── Content / Prose ────────────────────────────────────────────────────── */
.lgk-single-prose {
  font-family: var(--lgk-font);
  color: var(--lgk-text);
  font-size: var(--lgk-size-md);
  line-height: var(--lgk-leading-loose);
}

.lgk-single-prose > *:first-child::first-letter {
  font-size: 4rem;
  font-weight: var(--lgk-weight-black);
  color: var(--lgk-blue-900);
  float: left;
  line-height: 0.8;
  margin: 6px 12px 0 0;
}

.lgk-single-prose h2,
.lgk-single-prose h3,
.lgk-single-prose h4 {
  font-family: var(--lgk-font);
  font-weight: var(--lgk-weight-extra);
  color: var(--lgk-blue-900);
  margin-top: 2em;
  margin-bottom: 0.6em;
  line-height: 1.3;
}

.lgk-single-prose h2 { font-size: var(--lgk-size-2xl); }
.lgk-single-prose h3 { font-size: var(--lgk-size-xl); }
.lgk-single-prose h4 { font-size: var(--lgk-size-lg); }

.lgk-single-prose p {
  margin: 0 0 1.4em;
}

.lgk-single-prose a {
  color: var(--lgk-blue-500);
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: var(--lgk-weight-semi);
  transition: color var(--lgk-transition);
}

.lgk-single-prose a:hover {
  color: var(--lgk-blue-900);
}

.lgk-single-prose ul,
.lgk-single-prose ol {
  padding-left: 1.5em;
  margin-bottom: 1.4em;
}

.lgk-single-prose li {
  margin-bottom: 0.4em;
}

.lgk-single-prose ul li::marker {
  color: var(--lgk-blue-500);
}

.lgk-single-prose ol li::marker {
  color: var(--lgk-blue-900);
  font-weight: var(--lgk-weight-bold);
}

.lgk-single-prose blockquote {
  border-left: 4px solid var(--lgk-blue-500);
  background: var(--lgk-blue-100);
  border-radius: 0 var(--lgk-radius-md) var(--lgk-radius-md) 0;
  margin: 2em 0;
  padding: 20px 28px;
  font-size: var(--lgk-size-lg);
  font-weight: var(--lgk-weight-semi);
  color: var(--lgk-blue-900);
  font-style: italic;
}

.lgk-single-prose blockquote p { margin: 0; }

.lgk-single-prose img {
  width: 100%;
  height: auto;
  border-radius: var(--lgk-radius-lg);
  margin: 1.5em 0;
  display: block;
}

.lgk-single-prose figure {
  margin: 2em 0;
}

.lgk-single-prose figcaption {
  text-align: center;
  font-size: var(--lgk-size-sm);
  color: var(--lgk-text-muted);
  margin-top: 8px;
}

.lgk-single-prose hr {
  border: none;
  height: 2px;
  background: var(--lgk-blue-100);
  border-radius: 2px;
  margin: 3em 0;
}

.lgk-single-prose pre,
.lgk-single-prose code {
  font-family: 'Courier New', monospace;
  font-size: var(--lgk-size-sm);
  background: #F0F4FF;
  border-radius: var(--lgk-radius-sm);
}

.lgk-single-prose code {
  padding: 2px 6px;
  color: var(--lgk-blue-900);
}

.lgk-single-prose pre {
  padding: 20px;
  overflow-x: auto;
  margin: 1.5em 0;
}

/* Tags */
.lgk-single__tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--lgk-space-2);
  margin-top: var(--lgk-space-10);
  padding-top: var(--lgk-space-6);
  border-top: 2px solid var(--lgk-blue-100);
}

.lgk-single__tags-label {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-sm);
  font-weight: var(--lgk-weight-bold);
  color: var(--lgk-text-muted);
  margin-right: 4px;
}

.lgk-single__tag {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-xs);
  font-weight: var(--lgk-weight-bold);
  color: var(--lgk-blue-900);
  background: var(--lgk-blue-100);
  border-radius: var(--lgk-radius-full);
  padding: 4px 14px;
  text-decoration: none;
  transition: background var(--lgk-transition), color var(--lgk-transition);
}

.lgk-single__tag:hover {
  background: var(--lgk-blue-900);
  color: #fff;
  text-decoration: none;
}

/* Prev/Next navigation */
.lgk-single__nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--lgk-space-4);
  margin-top: var(--lgk-space-10);
}

.lgk-single__nav-item {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: var(--lgk-space-5);
  background: #F7FAFF;
  border: 1.5px solid var(--lgk-blue-100);
  border-radius: var(--lgk-radius-lg);
  text-decoration: none;
  transition: border-color var(--lgk-transition), box-shadow var(--lgk-transition), background var(--lgk-transition);
}

.lgk-single__nav-item:hover {
  border-color: var(--lgk-blue-500);
  box-shadow: var(--lgk-shadow-sm);
  background: #fff;
  text-decoration: none;
}

.lgk-single__nav-item--next {
  text-align: right;
}

.lgk-single__nav-dir {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-xs);
  font-weight: var(--lgk-weight-bold);
  color: var(--lgk-blue-500);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.lgk-single__nav-item--next .lgk-single__nav-dir {
  justify-content: flex-end;
}

.lgk-single__nav-title {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-sm);
  font-weight: var(--lgk-weight-bold);
  color: var(--lgk-blue-900);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ── Sidebar ────────────────────────────────────────────────────────────── */
.lgk-single__sidebar {
  position: sticky;
  top: 100px;
  display: flex;
  flex-direction: column;
  gap: var(--lgk-space-5);
}

.lgk-single__widget {
  background: #F7FAFF;
  border: 1.5px solid var(--lgk-blue-100);
  border-radius: var(--lgk-radius-lg);
  padding: var(--lgk-space-5);
}

.lgk-single__widget-title {
  font-family: var(--lgk-font);
  font-weight: var(--lgk-weight-extra);
  font-size: var(--lgk-size-sm);
  color: var(--lgk-blue-900);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 var(--lgk-space-4);
}

/* Author widget */
.lgk-single__author {
  display: flex;
  align-items: center;
  gap: var(--lgk-space-4);
}

.lgk-single__avatar-img {
  width: 56px !important;
  height: 56px !important;
  border-radius: 50%;
  object-fit: cover;
  border: 3px solid var(--lgk-blue-100);
  flex-shrink: 0;
}

.lgk-single__author-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.lgk-single__author-label {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-xs);
  font-weight: var(--lgk-weight-semi);
  color: var(--lgk-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.lgk-single__author-name {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-base);
  font-weight: var(--lgk-weight-extra);
  color: var(--lgk-blue-900);
}

/* Share buttons */
.lgk-single__share {
  display: flex;
  flex-direction: column;
  gap: var(--lgk-space-2);
}

.lgk-single__share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--lgk-space-3);
  padding: 10px 16px;
  border-radius: var(--lgk-radius-full);
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-sm);
  font-weight: var(--lgk-weight-bold);
  text-decoration: none;
  transition: opacity var(--lgk-transition), transform var(--lgk-transition);
}

.lgk-single__share-btn:hover {
  opacity: 0.88;
  transform: translateY(-1px);
  text-decoration: none;
  color: #fff !important;
}

.lgk-single__share-btn--fb {
  background: #1877F2;
  color: #fff;
}

.lgk-single__share-btn--tw {
  background: #1DA1F2;
  color: #fff;
}

/* Category list */
.lgk-single__cat-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--lgk-space-2);
}

.lgk-single__cat-link {
  font-family: var(--lgk-font);
  font-size: var(--lgk-size-sm);
  font-weight: var(--lgk-weight-bold);
  color: var(--lgk-blue-900);
  background: var(--lgk-blue-100);
  border-radius: var(--lgk-radius-full);
  padding: 5px 14px;
  text-decoration: none;
  transition: background var(--lgk-transition), color var(--lgk-transition);
}

.lgk-single__cat-link:hover {
  background: var(--lgk-blue-900);
  color: #fff;
  text-decoration: none;
}

/* ── Related posts ──────────────────────────────────────────────────────── */
.lgk-single__related {
  background: linear-gradient(180deg, #F0F7FF 0%, #fff 100%);
  padding: var(--lgk-space-16) 0;
  margin-top: var(--lgk-space-8);
}

.lgk-single__related-heading {
  margin-bottom: var(--lgk-space-10) !important;
}

.lgk-single__related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--lgk-space-6);
}

.lgk-single__related-card {
  display: flex;
  flex-direction: column;
  gap: var(--lgk-space-4);
  text-decoration: none;
  border-radius: var(--lgk-radius-xl);
  overflow: hidden;
  background: #fff;
  border: 1.5px solid var(--lgk-blue-100);
  transition: box-shadow var(--lgk-transition), transform var(--lgk-transition);
}

.lgk-single__related-card:hover {
  box-shadow: var(--lgk-shadow-md);
  transform: translateY(-4px);
  text-decoration: none;
}

.lgk-single__related-thumb {
  width: 100%;
  height: 200px;
  background: var(--lgk-blue-100);
  overflow: hidden;
}

.lgk-single__related-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.lgk-single__related-card:hover .lgk-single__related-thumb img {
  transform: scale(1.05);
}

.lgk-single__related-body {
  padding: 0 var(--lgk-space-5) var(--lgk-space-5);
  display: flex;
  flex-direction: column;
  gap: var(--lgk-space-3);
}

.lgk-single__related-meta {
  display: flex;
  align-items: center;
  gap: var(--lgk-space-3);
}

/* Date in related cards */
.lgk-single__related-body .lgk-single__date {
  color: var(--lgk-text-muted);
}

.lgk-single__related-title {
  font-family: var(--lgk-font);
  font-weight: var(--lgk-weight-extra);
  font-size: var(--lgk-size-base);
  color: var(--lgk-blue-900);
  line-height: 1.45;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--lgk-transition);
}

.lgk-single__related-card:hover .lgk-single__related-title {
  color: var(--lgk-blue-500);
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .lgk-single__body {
    grid-template-columns: 1fr;
  }

  .lgk-single__sidebar {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .lgk-single__related-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .lgk-single__hero {
    height: 360px;
  }

  .lgk-single__title {
    font-size: clamp(1.5rem, 6vw, 2rem);
  }

  .lgk-single__nav {
    grid-template-columns: 1fr;
  }

  .lgk-single__sidebar {
    grid-template-columns: 1fr;
  }

  .lgk-single__related-grid {
    grid-template-columns: 1fr;
  }

  .lgk-single-prose > *:first-child::first-letter {
    font-size: 3rem;
  }
}