/* ============================================================
   DSIR India — Enterprise Blog Stylesheet
   Ultra-premium editorial layout, typography, sidebar widgets,
   and dynamic card interactions.
   ============================================================ */

/* ── Blog Listing Hero & Feed ───────────────────────────── */
.blog-feed-section {
  padding: var(--space-16) 0;
  background-color: var(--bg-section);
  min-height: 60vh;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

/* ── Category Filter Bar ────────────────────────────────── */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
}

.filter-btn {
  padding: var(--space-2) var(--space-5);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--slate-600);
  background: #ffffff;
  border: 1.5px solid var(--slate-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: all var(--duration-base) var(--ease-default);
}

.filter-btn:hover {
  background: var(--slate-50);
  color: var(--secondary);
  border-color: var(--accent-light);
  transform: translateY(-1px);
}

.filter-btn.active {
  background: linear-gradient(135deg, var(--secondary) 0%, var(--accent-dark) 100%);
  color: #ffffff;
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(30, 64, 175, 0.28);
}

/* ── Blog Card (Listing) ────────────────────────────────── */
.blog-card {
  display: flex;
  flex-direction: column;
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  height: 100%;
  transition: all var(--duration-base) var(--ease-default);
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  position: relative;
}

.blog-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--secondary), var(--accent-light));
  opacity: 0;
  transition: opacity var(--duration-base) var(--ease-default);
  z-index: 5;
}

.blog-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent-light);
  box-shadow: 0 20px 30px -10px rgba(15, 23, 42, 0.12), 0 10px 15px -5px rgba(15, 23, 42, 0.06);
}

.blog-card:hover::before {
  opacity: 1;
}

.blog-card__image-wrapper {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background-color: var(--slate-100);
}

.blog-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--duration-slow) var(--ease-out);
}

.blog-card:hover .blog-card__image {
  transform: scale(1.06);
}

.blog-card__category {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  background: rgba(15, 23, 42, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  border: 1px solid rgba(255, 255, 255, 0.2);
  z-index: 10;
}

.blog-card__content {
  display: flex;
  flex-direction: column;
  padding: var(--space-6);
  flex-grow: 1;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-3);
}

.blog-card__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--slate-500);
}

.blog-card__meta-item i {
  color: var(--accent);
}

.blog-card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--text-heading);
  line-height: var(--leading-snug);
  margin-bottom: var(--space-3);
  transition: color var(--duration-fast) var(--ease-default);
}

.blog-card:hover .blog-card__title {
  color: var(--secondary);
}

.blog-card__summary {
  font-size: var(--text-sm);
  color: var(--slate-600);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  flex-grow: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--secondary);
  margin-top: auto;
  border-top: 1px solid var(--slate-100);
  padding-top: var(--space-4);
}

.blog-card__read-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.blog-card__read-link i {
  transition: transform var(--duration-fast) var(--ease-default);
}

.blog-card:hover .blog-card__read-link i {
  transform: translateX(5px);
}

/* ── Pagination ─────────────────────────────────────────── */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-8);
}

.pagination__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-md);
  border: 1.5px solid var(--border-color);
  background: #ffffff;
  color: var(--text-main);
  font-family: var(--font-heading);
  font-weight: var(--font-semibold);
  font-size: var(--text-sm);
  cursor: pointer;
  box-shadow: var(--shadow-xs);
  transition: all var(--duration-base) var(--ease-default);
}

.pagination__btn:hover:not(:disabled) {
  border-color: var(--secondary);
  color: var(--secondary);
  background: var(--info-bg);
  transform: translateY(-1px);
}

.pagination__btn.active {
  background: var(--secondary);
  color: #ffffff;
  border-color: var(--secondary);
  box-shadow: var(--shadow-sm);
}

.pagination__btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ============================================================
   SINGLE POST LAYOUT (PREMIUM EDITORIAL EXPERIENCE)
   ============================================================ */

/* ── Editorial Post Hero ────────────────────────────────── */
.post-hero {
  position: relative;
  padding-top: calc(var(--header-height) + var(--space-6));
  padding-bottom: var(--space-8);
  background: linear-gradient(140deg, #090e1a 0%, #0f172a 45%, #1e3a8a 100%);
  color: #ffffff;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.post-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.18) 0%, transparent 65%);
  pointer-events: none;
}

.post-hero__inner {
  position: relative;
  z-index: 2;
  width: 100%;
}

.post-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  padding: 5px 14px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  box-shadow: 0 3px 10px rgba(37, 99, 235, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-bottom: var(--space-3);
}

.post-hero__badge i {
  font-size: 0.85em;
}

.post-hero__title {
  font-family: var(--font-heading);
  font-size: clamp(1.85rem, 1.6rem + 1.4vw, 2.75rem);
  font-weight: var(--font-extrabold);
  color: #ffffff;
  line-height: 1.2;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-4);
  max-width: 1000px;
}

.post-hero__meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-5);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: var(--text-sm);
  color: var(--slate-300);
}

.post-hero__meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.post-hero__meta-item i {
  color: var(--accent-light);
  font-size: 1em;
}

.post-hero__verified {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 3px 10px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
}

/* ── 2-Column Editorial Grid ────────────────────────────── */
.post-section {
  padding: var(--space-8) 0 var(--space-16);
  background-color: var(--bg-body);
}

.post-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: var(--space-10);
  align-items: start;
}

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

/* ── Featured Image ─────────────────────────────────────── */
.post-featured-image {
  width: 100%;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  margin-bottom: var(--space-10);
  aspect-ratio: 16 / 9;
  border: 1px solid var(--border-color);
  background-color: var(--slate-100);
}

.post-featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── Executive Summary Callout Box ──────────────────────── */
.post-callout {
  background: linear-gradient(135deg, #eff6ff 0%, #f8fafc 100%);
  border: 1.5px solid #bfdbfe;
  border-left: 5px solid var(--secondary);
  border-radius: var(--radius-xl);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-10);
  box-shadow: var(--shadow-sm);
}

.post-callout__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.post-callout__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--secondary);
  color: #ffffff;
  border-radius: var(--radius-md);
  font-size: 1rem;
}

.post-callout__title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--secondary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin: 0;
}

.post-callout__text {
  font-size: var(--text-base);
  color: var(--slate-700);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* ── Main Article Typography ────────────────────────────── */
.post-content {
  font-family: var(--font-body);
  font-size: 1.0625rem; /* 17px for optimal editorial readability */
  color: #334155;
  line-height: 1.85;
}

.post-content p {
  margin-bottom: var(--space-6);
  color: #334155;
}

.post-content strong {
  color: #0f172a;
  font-weight: var(--font-bold);
}

.post-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.5rem, 1.3rem + 0.8vw, 1.875rem);
  font-weight: var(--font-extrabold);
  color: #0f172a;
  line-height: var(--leading-snug);
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  padding-bottom: var(--space-3);
  border-bottom: 2px solid var(--slate-100);
  position: relative;
}

.post-content h2::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 60px;
  height: 2px;
  background: var(--secondary);
}

.post-content h3 {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--font-bold);
  color: #1e293b;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

/* ── Enhanced Ordered Lists (e.g. 10 Reasons) ──────────────── */
.post-content ol {
  list-style: none;
  counter-reset: post-list-counter;
  padding: 0;
  margin: var(--space-8) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.post-content ol > li {
  counter-increment: post-list-counter;
  position: relative;
  padding: var(--space-5) var(--space-6) var(--space-5) 68px;
  background: #ffffff;
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xs);
  transition: all var(--duration-base) var(--ease-default);
  margin-bottom: 0;
  line-height: var(--leading-relaxed);
  color: var(--slate-700);
}

.post-content ol > li:hover {
  border-color: #93c5fd;
  box-shadow: 0 8px 20px rgba(30, 64, 175, 0.08);
  transform: translateX(4px);
  background: #fafcff;
}

.post-content ol > li::before {
  content: counter(post-list-counter);
  position: absolute;
  left: var(--space-4);
  top: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--font-extrabold);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 3px 10px rgba(30, 64, 175, 0.3);
}

/* ── Enhanced Unordered Lists ───────────────────────────── */
.post-content ul {
  list-style: none;
  padding: 0;
  margin: var(--space-8) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.post-content ul > li {
  position: relative;
  padding: var(--space-4) var(--space-5) var(--space-4) 44px;
  background: var(--slate-50);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 0;
  transition: all var(--duration-base) var(--ease-default);
  color: var(--slate-700);
  line-height: var(--leading-normal);
}

.post-content ul > li:hover {
  background: #ffffff;
  border-color: var(--accent-light);
  box-shadow: var(--shadow-sm);
  transform: translateX(2px);
}

.post-content ul > li::before {
  content: '\F272';
  font-family: 'bootstrap-icons';
  position: absolute;
  left: var(--space-4);
  top: 14px;
  color: var(--secondary);
  font-size: 1.1rem;
}

.post-content blockquote {
  position: relative;
  background: #f8fafc;
  border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius-xl) var(--radius-xl) 0;
  padding: var(--space-6) var(--space-8);
  margin: var(--space-8) 0;
  font-style: italic;
  font-size: 1.125rem;
  color: var(--slate-700);
  line-height: var(--leading-relaxed);
}

/* ── Post Footer Actions ────────────────────────────────── */
.post-footer-actions {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1.5px solid var(--slate-200);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-6);
}

.post-back-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--secondary);
  text-decoration: none;
  padding: var(--space-3) var(--space-5);
  background: var(--info-bg);
  border-radius: var(--radius-md);
  transition: all var(--duration-base) var(--ease-default);
}

.post-back-btn:hover {
  background: var(--secondary);
  color: #ffffff;
  transform: translateX(-3px);
}

.post-share-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.post-share-label {
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  color: var(--slate-500);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-right: var(--space-2);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  border: 1px solid var(--slate-200);
  background: #ffffff;
  color: var(--slate-700);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-default);
  text-decoration: none;
}

.share-btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.share-btn--linkedin:hover { background: #0077b5; color: #fff; border-color: #0077b5; }
.share-btn--twitter:hover  { background: #0f172a; color: #fff; border-color: #0f172a; }
.share-btn--whatsapp:hover { background: #25d366; color: #fff; border-color: #25d366; }
.share-btn--copy:hover     { background: var(--secondary); color: #fff; border-color: var(--secondary); }

/* ── Author / Advisory Panel Card ───────────────────────── */
.post-author-box {
  margin-top: var(--space-10);
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.post-author-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--secondary) 0%, var(--accent) 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(30, 64, 175, 0.25);
}

.post-author-info {
  flex-grow: 1;
}

.post-author-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--text-heading);
  margin-bottom: var(--space-1);
}

.post-author-role {
  font-size: var(--text-xs);
  color: var(--secondary);
  font-weight: var(--font-semibold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  margin-bottom: var(--space-2);
}

.post-author-desc {
  font-size: var(--text-sm);
  color: var(--slate-600);
  line-height: var(--leading-relaxed);
  margin: 0;
}

/* ============================================================
   STICKY SIDEBAR & CONVERSION WIDGETS
   ============================================================ */

.post-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  position: sticky;
  top: calc(var(--header-height) + var(--space-6));
}

.sidebar-widget {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.sidebar-widget__title {
  font-family: var(--font-heading);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--text-heading);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1.5px solid var(--slate-100);
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-widget__title i {
  color: var(--accent);
}

/* ── Table of Contents Widget ───────────────────────────── */
.toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.toc-link {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: var(--text-xs);
  color: var(--slate-600);
  line-height: 1.5;
  padding: 6px 8px;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: all var(--duration-fast) var(--ease-default);
}

.toc-link:hover {
  background: var(--info-bg);
  color: var(--secondary);
  transform: translateX(2px);
}

.toc-link i {
  color: var(--accent);
  margin-top: 2px;
  font-size: 0.85em;
  flex-shrink: 0;
}

/* ── Quick Eligibility CTA Widget ───────────────────────── */
.sidebar-widget--cta {
  background: linear-gradient(145deg, #0f172a 0%, #1e3a8a 100%);
  color: #ffffff;
  border: none;
  position: relative;
  overflow: hidden;
  box-shadow: 0 10px 25px -5px rgba(15, 23, 42, 0.25);
}

.sidebar-widget--cta::before {
  content: '';
  position: absolute;
  top: -50px;
  right: -50px;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.3) 0%, transparent 70%);
  border-radius: 50%;
}

.sidebar-widget--cta .sidebar-widget__title {
  color: #ffffff;
  border-bottom-color: rgba(255, 255, 255, 0.15);
}

.sidebar-widget--cta p {
  font-size: var(--text-xs);
  color: var(--slate-200);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-5);
}

.sidebar-widget--cta .btn {
  width: 100%;
}

/* ── Google Trust Widget ────────────────────────────────── */
.sidebar-trust-box {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
}

.sidebar-trust-box i.bi-google {
  font-size: 1.5rem;
  color: #4285F4;
}

.sidebar-trust-text {
  font-size: var(--text-xs);
  color: var(--slate-600);
  line-height: 1.4;
}

.sidebar-trust-text strong {
  display: block;
  color: var(--text-heading);
}

/* ── Related Articles Section ───────────────────────────── */
.post-related-section {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1.5px solid var(--slate-200);
}

.post-related-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-8);
}

.post-related-title {
  font-family: var(--font-heading);
  font-size: var(--text-2xl);
  font-weight: var(--font-extrabold);
  color: var(--text-heading);
  margin: 0;
}

.post-related-subtitle {
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-top: 4px;
}

/* ── Copy Toast Notification ────────────────────────────── */
.toast-notice {
  position: fixed;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--primary);
  color: #ffffff;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  box-shadow: var(--shadow-2xl);
  z-index: var(--z-toast);
  opacity: 0;
  transition: all var(--duration-base) var(--ease-bounce);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.toast-notice.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ── Error / Skeleton States ────────────────────────────── */
.skeleton-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  height: 420px;
  background: #ffffff;
}

.skeleton-image {
  height: 220px;
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: loading-pulse 1.5s infinite;
}

.skeleton-body {
  padding: var(--space-6);
}

.skeleton-text {
  height: 16px;
  margin-bottom: var(--space-3);
  border-radius: 4px;
  background: linear-gradient(90deg, #f1f5f9 25%, #e2e8f0 50%, #f1f5f9 75%);
  background-size: 200% 100%;
  animation: loading-pulse 1.5s infinite;
}

.skeleton-text--title {
  height: 26px;
  width: 80%;
  margin-bottom: var(--space-5);
}

.skeleton-text--short {
  width: 45%;
}

@keyframes loading-pulse {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Print / Save as PDF Button in Hero ─────────────────── */
.post-hero__print-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  font-family: var(--font-heading);
  cursor: pointer;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: all var(--duration-base) var(--ease-default);
  margin-left: auto;
}

.post-hero__print-btn:hover {
  background: #ffffff;
  color: var(--primary);
  border-color: #ffffff;
  box-shadow: 0 4px 12px rgba(255, 255, 255, 0.25);
  transform: translateY(-1px);
}

.post-hero__print-btn i {
  color: #60a5fa;
  font-size: 1.1em;
}

.post-hero__print-btn:hover i {
  color: var(--primary);
}

.share-btn--print:hover {
  background: var(--secondary);
  color: #ffffff;
  border-color: var(--secondary);
}

/* ============================================================
   RESPONSIVE DESIGN & MOBILE OPTIMIZATIONS
   ============================================================ */

/* ── Tablets & Medium Screens (<= 1024px) ─────────────────── */
@media (max-width: 1024px) {
  .post-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .post-sidebar {
    position: static !important;
    width: 100% !important;
    margin-top: var(--space-8);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-6);
  }

  .sidebar-widget--cta {
    grid-column: span 2;
  }

  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-6);
  }

  .post-hero {
    padding-top: calc(var(--header-height) + var(--space-6));
  }
}

/* ── Mobile Devices (<= 768px) ────────────────────────────── */
@media (max-width: 768px) {
  .post-hero {
    padding-top: calc(var(--header-height) + 1.25rem);
    padding-bottom: 1.75rem;
  }

  .post-hero__title {
    font-size: clamp(1.45rem, 5.5vw, 1.95rem);
    line-height: 1.25;
    margin-bottom: 0.75rem;
  }

  .post-hero__badge {
    font-size: 0.65rem;
    padding: 3px 10px;
    margin-bottom: 0.5rem;
  }

  .post-hero__meta {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.65rem 1rem;
    font-size: 0.8rem;
    padding-top: 0.75rem;
  }

  .post-hero__print-btn {
    margin-left: 0;
    margin-top: 0.25rem;
    width: auto;
  }

  .post-section {
    padding-top: var(--space-6);
    padding-bottom: var(--space-12);
  }

  .post-layout {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
    width: 100%;
  }

  .post-main {
    width: 100%;
    min-width: 0;
  }

  .post-featured-image {
    aspect-ratio: 16 / 9;
    max-height: 240px;
    margin-bottom: var(--space-6);
    border-radius: var(--radius-lg);
  }

  .post-callout {
    padding: 1.25rem 1rem;
    margin-bottom: var(--space-6);
    border-radius: var(--radius-lg);
  }

  .post-callout__title {
    font-size: 0.95rem;
  }

  .post-content h2 {
    font-size: 1.35rem;
    margin-top: 1.75rem;
    margin-bottom: 0.75rem;
  }

  .post-content h3 {
    font-size: 1.15rem;
    margin-top: 1.25rem;
    margin-bottom: 0.5rem;
  }

  .post-content p {
    font-size: 0.95rem;
    line-height: 1.65;
  }

  .post-content ol > li,
  .post-content ul > li {
    padding: 0.75rem 0.85rem;
    margin-bottom: 0.5rem;
  }

  .post-content table {
    display: block;
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    margin-bottom: 1.25rem;
  }

  .post-sidebar {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-top: var(--space-6);
    gap: var(--space-5);
  }

  .sidebar-widget {
    padding: var(--space-5);
    border-radius: var(--radius-lg);
  }

  .post-author-box {
    flex-direction: column;
    align-items: flex-start;
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    gap: 0.75rem;
  }

  .post-share-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: var(--space-5);
  }

  .post-share-actions {
    width: 100%;
    flex-wrap: wrap;
    gap: 0.5rem;
  }

  .share-btn {
    flex: 1 1 calc(50% - 0.5rem);
    justify-content: center;
  }

  /* Blog Listing on Mobile */
  .blog-hero {
    padding-top: calc(var(--header-height) + 1.5rem);
    padding-bottom: 2rem;
  }

  .blog-hero__title {
    font-size: clamp(1.75rem, 6vw, 2.25rem);
  }

  .blog-search-bar {
    flex-direction: column;
    align-items: stretch;
    gap: 0.75rem;
  }

  .blog-search-input-wrap {
    width: 100%;
  }

  .blog-categories {
    overflow-x: auto;
    flex-wrap: nowrap;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 6px;
    justify-content: flex-start;
    scrollbar-width: none;
  }

  .blog-categories::-webkit-scrollbar {
    display: none;
  }

  .posts-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .post-card__thumb {
    height: 180px;
  }
}

/* ── Small Smartphones (<= 480px) ─────────────────────────── */
@media (max-width: 480px) {
  .post-hero__title {
    font-size: 1.35rem;
  }

  .post-hero__meta {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .post-hero__print-btn {
    width: 100%;
    justify-content: center;
  }

  .share-btn {
    flex: 1 1 100%;
  }

  .post-related-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
}

/* ── Top-level Page Setup for PDF & Printing (W3C standard) ─ */
@page {
  size: A4 portrait;
  margin: 18mm 16mm 18mm 16mm;
}

/* ── Elements Hidden on Screen (Print Only) ─────────────── */
.print-watermark-container,
.print-doc-header,
.print-doc-tricolor,
.print-designer-card {
  display: none;
}

/* ── Professional Print / Save PDF Media Query ──────────── */
@media print {
  /* Hide interactive & screen-only elements */
  .site-header,
  #header-placeholder,
  .site-footer,
  #footer-placeholder,
  .whatsapp-float,
  .scroll-top,
  .preloader,
  .post-sidebar,
  .post-footer-actions,
  .post-hero__print-btn,
  .post-related-section,
  .toast-notice {
    display: none !important;
  }

  html, body {
    background: #ffffff !important;
    color: #0f172a !important;
    font-size: 9.5pt !important;
    line-height: 1.5 !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
    margin: 0 !important;
    padding: 0 !important;
    width: 100% !important;
  }

  main,
  #main-content,
  #post-content-area {
    padding: 0 !important;
    margin: 0 auto !important;
    width: 100% !important;
    max-width: 100% !important;
    box-sizing: border-box !important;
  }

  .container {
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  /* ── Background Watermark ── */
  .print-watermark-container {
    display: flex !important;
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: 100% !important;
    align-items: center !important;
    justify-content: center !important;
    z-index: 0 !important;
    pointer-events: none !important;
  }

  .print-watermark {
    width: 360px !important;
    max-width: 65% !important;
    height: auto !important;
    opacity: 0.065 !important;
    transform: rotate(-25deg) !important;
    filter: grayscale(100%) !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  /* ── Official Document Top Header ── */
  .print-doc-header {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    padding-bottom: 8pt !important;
    margin-bottom: 6pt !important;
    width: 100% !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .print-doc-header__left {
    display: flex !important;
    align-items: center !important;
    gap: 10pt !important;
  }

  .print-doc-header__logo {
    height: 34px !important;
    width: auto !important;
    object-fit: contain !important;
    display: block !important;
  }

  .print-doc-header__org strong {
    display: block !important;
    font-size: 10.5pt !important;
    font-weight: 800 !important;
    color: #0f172a !important;
    font-family: var(--font-heading) !important;
    letter-spacing: 0.5px !important;
  }

  .print-doc-header__org span {
    display: block !important;
    font-size: 7.5pt !important;
    color: #64748b !important;
    margin-top: 1pt !important;
  }

  .print-doc-header__right {
    text-align: right !important;
    font-size: 7.5pt !important;
    color: #475569 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: flex-end !important;
    gap: 2pt !important;
  }

  .print-header-cta {
    display: inline-flex !important;
    align-items: center !important;
    gap: 3pt !important;
    background: #eff6ff !important;
    color: #1e40af !important;
    border: 1pt solid #bfdbfe !important;
    font-size: 7pt !important;
    font-weight: 700 !important;
    padding: 1.5pt 5pt !important;
    border-radius: 3px !important;
    margin-bottom: 2pt !important;
    text-decoration: none !important;
  }

  .print-header-cta i {
    color: #059669 !important;
  }

  /* ── Indian Tricolor Brand Ribbon ── */
  .print-doc-tricolor {
    display: block !important;
    width: 100% !important;
    height: 3px !important;
    background: linear-gradient(90deg, #ff9933 0%, #ff9933 33.3%, #ffffff 33.3%, #ffffff 66.6%, #138808 66.6%, #138808 100%) !important;
    margin-bottom: 8pt !important;
    border-radius: 2px !important;
    border: 0.5pt solid #cbd5e1 !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  /* ── Official Metadata Strip ── */
  .print-metadata-strip {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    background: #f8fafc !important;
    border: 1pt solid #e2e8f0 !important;
    border-radius: 4px !important;
    padding: 4pt 8pt !important;
    margin-bottom: 12pt !important;
    font-size: 7.5pt !important;
    color: #475569 !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .print-metadata-item i {
    color: #1e40af !important;
    margin-right: 2pt !important;
  }

  /* ── Article Title & Meta ── */
  .post-hero {
    padding: 0 !important;
    margin: 0 0 10pt 0 !important;
    background: transparent !important;
    border-bottom: none !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .post-hero::before {
    display: none !important;
  }

  .post-hero__inner {
    width: 100% !important;
    max-width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }

  .post-hero__badge {
    background: transparent !important;
    color: #1e40af !important;
    border: 1pt solid #1e40af !important;
    box-shadow: none !important;
    padding: 1.5pt 6pt !important;
    font-size: 7.5pt !important;
    font-weight: 700 !important;
    border-radius: 3px !important;
    display: inline-block !important;
    margin-bottom: 4pt !important;
  }

  .post-hero__title {
    color: #0f172a !important;
    font-size: 16pt !important;
    font-weight: 800 !important;
    line-height: 1.22 !important;
    margin-bottom: 6pt !important;
    max-width: 100% !important;
  }

  .post-hero__meta {
    border-top: 1pt solid #e2e8f0 !important;
    padding-top: 5pt !important;
    color: #64748b !important;
    font-size: 7.5pt !important;
    gap: 12pt !important;
    display: flex !important;
    align-items: center !important;
  }

  .post-hero__meta-item i {
    color: #1e40af !important;
  }

  .post-hero__verified {
    background: transparent !important;
    color: #059669 !important;
    border: 1pt solid #059669 !important;
    font-size: 7pt !important;
    padding: 1pt 4pt !important;
    border-radius: 3px !important;
  }

  /* ── Article Body Layout ── */
  .post-section {
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
  }

  .post-layout {
    display: block !important;
    width: 100% !important;
  }

  .post-main {
    width: 100% !important;
    max-width: 100% !important;
  }

  /* ── Compact Featured Image (Saves 70%+ space) ── */
  .post-featured-image {
    width: 240px !important;
    max-width: 240px !important;
    height: 120px !important;
    max-height: 120px !important;
    margin: 0 auto 10pt auto !important;
    box-shadow: none !important;
    border: 1pt solid #e2e8f0 !important;
    border-radius: 6px !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    overflow: hidden !important;
    display: block !important;
    background: transparent !important;
  }

  .post-featured-image img {
    width: 240px !important;
    height: 120px !important;
    max-height: 120px !important;
    object-fit: cover !important;
    display: block !important;
    border-radius: 5px !important;
  }

  /* ── Executive Summary (Transparent BG so watermark shows) ── */
  .post-callout {
    background: transparent !important;
    border: 1pt solid #cbd5e1 !important;
    border-left: 3.5pt solid #1e40af !important;
    border-radius: 5px !important;
    box-shadow: none !important;
    padding: 6pt 10pt !important;
    margin-bottom: 10pt !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .post-callout__icon {
    background: #1e40af !important;
    color: #ffffff !important;
    width: 22px !important;
    height: 22px !important;
    font-size: 0.75rem !important;
  }

  .post-callout__title {
    color: #1e40af !important;
    font-size: 9pt !important;
  }

  .post-callout__text {
    color: #334155 !important;
    font-size: 8.5pt !important;
    line-height: 1.45 !important;
  }

  .post-content {
    font-size: 9pt !important;
    line-height: 1.5 !important;
    color: #1e293b !important;
  }

  .post-content p {
    margin-bottom: 5pt !important;
  }

  .post-content h2 {
    font-size: 11.5pt !important;
    color: #0f172a !important;
    margin-top: 14pt !important;
    margin-bottom: 5pt !important;
    page-break-after: avoid !important;
    break-after: avoid-page !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    border-bottom: 1pt solid #e2e8f0 !important;
    padding-bottom: 2pt !important;
  }

  .post-content h3 {
    font-size: 10.5pt !important;
    margin-top: 8pt !important;
    margin-bottom: 3pt !important;
    page-break-after: avoid !important;
    break-after: avoid-page !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
  }

  .post-content ol,
  .post-content ul {
    margin: 6pt 0 !important;
    gap: 5pt !important;
  }

  /* ── Reason List Cards (Transparent BG to allow watermark) ── */
  .post-content ol > li {
    background: transparent !important;
    border: 1pt solid #cbd5e1 !important;
    box-shadow: none !important;
    padding: 5pt 8pt 5pt 30pt !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    font-size: 8.5pt !important;
    border-radius: 5px !important;
    line-height: 1.4 !important;
  }

  .post-content ol > li::before {
    width: 18px !important;
    height: 18px !important;
    font-size: 7.5pt !important;
    left: 6pt !important;
    top: 5pt !important;
    background: #1e40af !important;
    color: #ffffff !important;
    box-shadow: none !important;
  }

  .post-content ul > li {
    background: transparent !important;
    border: 1pt solid #e2e8f0 !important;
    box-shadow: none !important;
    padding: 4pt 7pt 4pt 22pt !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    font-size: 8.5pt !important;
    border-radius: 5px !important;
    line-height: 1.4 !important;
  }

  .post-content ul > li::before {
    left: 6pt !important;
    top: 4pt !important;
    color: #1e40af !important;
    font-size: 0.85rem !important;
  }

  /* ── Premium Designer Eligibility Promotion Card ── */
  .print-designer-card {
    display: block !important;
    background: linear-gradient(135deg, #0b192c 0%, #1e3a8a 100%) !important;
    color: #ffffff !important;
    border-radius: 8px !important;
    padding: 10pt 14pt !important;
    margin-top: 14pt !important;
    margin-bottom: 12pt !important;
    page-break-inside: avoid !important;
    break-inside: avoid !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .print-designer-card__top {
    display: flex !important;
    align-items: flex-start !important;
    gap: 10pt !important;
    margin-bottom: 8pt !important;
  }

  .print-designer-card__icon {
    font-size: 1.8rem !important;
    color: #60a5fa !important;
    line-height: 1 !important;
    flex-shrink: 0 !important;
  }

  .print-designer-card__title {
    font-size: 11pt !important;
    font-weight: 800 !important;
    color: #ffffff !important;
    margin: 0 0 2pt 0 !important;
    font-family: var(--font-heading) !important;
  }

  .print-designer-card__desc {
    font-size: 8pt !important;
    color: #e2e8f0 !important;
    line-height: 1.4 !important;
    margin: 0 !important;
  }

  .print-designer-card__action {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
    border-top: 1pt solid rgba(255, 255, 255, 0.2) !important;
    padding-top: 6pt !important;
    flex-wrap: wrap !important;
    gap: 6pt !important;
  }

  .print-designer-card__btn {
    display: inline-flex !important;
    align-items: center !important;
    gap: 4pt !important;
    background: #ffffff !important;
    color: #0f172a !important;
    padding: 3pt 8pt !important;
    border-radius: 4px !important;
    font-size: 8pt !important;
    font-weight: 700 !important;
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  .print-designer-card__btn i {
    color: #059669 !important;
  }

  .print-designer-card__contact {
    font-size: 7.5pt !important;
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    background: transparent !important;
    border: 1pt solid #cbd5e1 !important;
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    padding: 6pt 8pt !important;
    margin-top: 12pt !important;
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  .post-author-avatar {
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  .post-author-name {
    font-size: 9.5pt !important;
    margin-bottom: 1pt !important;
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  .post-author-role {
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  .post-author-desc {
    font-size: 7.5pt !important;
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  /* ── Official Document Footer ── */
  .post-main::after {
    content: "DSIR India (dsirindia.com) — Specialized Advisory for In-House R&D Recognition (Govt. of India) | Helpline: +91 83106 56699 | Email: info@dsirindia.com";
    display: block;
    margin-top: 14pt;
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}