/**
 * Article page components - ad wrapper, share buttons, report form, ToC, tags, etc.
 * Responsive, mobile-friendly.
 */

html {
  scroll-behavior: smooth;
}

/* ========== Ad wrapper: max 1024px, proper banner styling ========== */
.article-ad-wrapper {
  max-width: 1024px;
  margin: 0 auto;
  padding: 1rem;
  overflow: hidden;
}

.article-ad-wrapper .covai-ad-zone {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  padding: 1rem;
  min-height: 90px;
}

.article-ad-wrapper .covai-ad-banner {
  display: flex !important;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  padding: 1rem 1.5rem !important;
  background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%) !important;
  border: 2px solid #bae6fd !important;
  border-radius: 10px !important;
  min-height: 70px;
  text-decoration: none !important;
}

.article-ad-wrapper .covai-ad-banner:hover {
  border-color: #0ea5e9 !important;
  box-shadow: 0 4px 12px rgba(14, 165, 233, 0.2) !important;
}

.article-ad-wrapper .covai-ad-banner__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(14, 165, 233, 0.2);
  border-radius: 10px;
  color: #0891b2 !important;
  font-size: 1.25rem !important;
}

.article-ad-wrapper .covai-ad-banner__headline {
  font-weight: 700 !important;
  font-size: 1.1rem !important;
  color: #0c4a6e !important;
}

.article-ad-wrapper .covai-ad-banner__tagline {
  font-size: 0.9rem !important;
  color: #64748b !important;
  width: auto !important;
}

.article-ad-wrapper .covai-ad-banner__cta {
  flex-shrink: 0;
  padding: 0.4rem 1rem;
  background: #0ea5e9;
  color: #fff !important;
  border-radius: 6px;
  font-weight: 600 !important;
}

.article-ad-wrapper__mobile {
  display: none;
}

@media (max-width: 768px) {
  .article-ad-wrapper {
    padding: 0.75rem 1rem;
  }
  .article-ad-wrapper__desktop {
    display: none;
  }
  .article-ad-wrapper__mobile {
    display: block;
  }
}

/* ========== Share section ========== */
.article-share-section {
  margin: 2rem 0;
  padding: 1.5rem;
  background: #f8fafc;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
}

.article-share-section__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #14532d;
  margin: 0 0 1rem 0;
  font-family: 'Poppins', sans-serif;
}

.article-share-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.article-share-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  color: #fff;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, opacity 0.2s;
  font-size: 1.1rem;
}

.article-share-btn:hover {
  transform: scale(1.1);
  opacity: 0.9;
  color: #fff;
}

.article-share-btn--facebook { background: #1877f2; }
.article-share-btn--twitter { background: #000; }
.article-share-btn--whatsapp { background: #25d366; }
.article-share-btn--linkedin { background: #0a66c2; }
.article-share-btn--telegram { background: #0088cc; }
.article-share-btn--email { background: #6b7280; }
.article-share-btn--copy { background: #059669; }
.article-share-btn--native { background: #14532d; }

.article-share-btn__label {
  display: none;
}

@media (max-width: 576px) {
  .article-share-section {
    padding: 1rem;
    margin: 1.5rem 0;
  }
  .article-share-btn {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* ========== Report section ========== */
.article-report-section {
  margin: 2rem 0;
  padding: 1.5rem;
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: 12px;
}

.article-report-section__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: #92400e;
  margin: 0 0 0.5rem 0;
  font-family: 'Poppins', sans-serif;
}

.article-report-section__desc {
  font-size: 0.9rem;
  color: #78716c;
  margin: 0 0 1rem 0;
}

.article-report-form__group {
  margin-bottom: 1rem;
}

.article-report-form__group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: #444;
  margin-bottom: 0.35rem;
}

.article-report-form__group .required {
  color: #dc2626;
}

.article-report-form__group textarea,
.article-report-form__group input {
  width: 100%;
  max-width: 100%;
  padding: 0.75rem;
  border: 2px solid #e5e7eb;
  border-radius: 8px;
  font-family: inherit;
  font-size: 1rem;
  box-sizing: border-box;
}

.article-report-form__group textarea:focus,
.article-report-form__group input:focus {
  outline: none;
  border-color: #14532d;
}

.article-report-form__submit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  background: #14532d;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: background 0.2s;
}

.article-report-form__submit:hover {
  background: #22c55e;
}

.article-report-alert {
  padding: 1rem;
  border-radius: 8px;
  margin-bottom: 1rem;
}

.article-report-alert--success {
  background: #dcfce7;
  border: 1px solid #22c55e;
  color: #14532d;
}

.article-report-alert--error {
  background: #fee2e2;
  border: 1px solid #ef4444;
  color: #991b1b;
}

@media (max-width: 576px) {
  .article-report-section {
    padding: 1rem;
    margin: 1.5rem 0;
  }
  .article-report-form__submit {
    width: 100%;
    justify-content: center;
  }
}

/* ========== Article tags ========== */
.article-tags-section {
  margin: 1.5rem 0;
}

.article-tags-section__title {
  font-size: 0.9rem;
  font-weight: 600;
  color: #6b7280;
  margin: 0 0 0.75rem 0;
}

.article-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.article-tag {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: #e7f5e7;
  color: #14532d;
  border-radius: 9999px;
  font-size: 0.85rem;
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}

.article-tag:hover {
  background: #22c55e;
  color: #fff;
}

/* ========== Read time ========== */
.article-meta-extras {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  font-size: 0.85rem;
  color: #6c757d;
  margin-top: 0.5rem;
}

.article-read-time::before {
  content: '\f017';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  margin-right: 0.35rem;
}

/* ========== Article page layout: sidebar + main ========== */
.article-page-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 2rem;
  max-width: 1280px;
  margin: 0 auto;
  padding: 2rem 1rem;
  align-items: start;
  overflow: visible;
}

.article-sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
}

.article-sidebar:empty {
  display: none;
}

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

.article-main .article-container {
  max-width: 900px;
  margin: 0 auto;
}

/* Collapsed sidebar - shrink to minimal width */
.article-page-layout.article-toc-collapsed {
  grid-template-columns: 0 1fr;
  gap: 0;
}

.article-page-layout.article-toc-collapsed .article-sidebar {
  overflow: hidden;
  width: 0;
  padding: 0;
  margin: 0;
  min-width: 0;
  opacity: 0;
  pointer-events: none;
}

.article-toc-expand-tab {
  position: fixed;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  z-index: 900;
  display: none;
}

.article-toc-expand-tab.is-visible {
  display: flex !important;
}

@media (max-width: 991px) {
  .article-page-layout {
    grid-template-columns: 1fr;
    padding: 1rem 0.75rem;
  }

  .article-page-layout.article-toc-collapsed {
    grid-template-columns: 1fr;
  }

  .article-page-layout.article-toc-collapsed .article-sidebar {
    width: auto;
    opacity: 1;
    overflow: visible;
    pointer-events: auto;
  }

  .article-sidebar {
    position: static;
    order: 1;
  }

  .article-toc-expand-tab {
    display: none !important;
  }
}

/* ========== Table of contents (sticky side panel on desktop) ========== */
.article-toc {
  margin: 0;
  padding: 0;
  background: #f8fafc;
  border-radius: 12px;
  border: 1px solid #e2e8f0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
  transition: all 0.3s ease;
}

.article-toc__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid #e2e8f0;
  background: #fff;
  border-radius: 12px 12px 0 0;
}

.article-toc__title {
  font-size: 0.95rem;
  font-weight: 600;
  color: #14532d;
  margin: 0;
}

.article-toc__toggle {
  background: none;
  border: none;
  padding: 0.35rem;
  cursor: pointer;
  color: #6b7280;
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}

.article-toc__toggle:hover {
  color: #14532d;
  background: #e5e7eb;
}

.article-toc__body {
  padding: 1rem 1.25rem;
  max-height: calc(100vh - 200px);
  overflow-y: auto;
}

.article-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.article-toc__item {
  margin-bottom: 0.35rem;
}

.article-toc__link {
  color: #374151;
  text-decoration: none;
  font-size: 0.9rem;
  display: block;
  padding: 0.25rem 0;
  transition: color 0.2s;
  line-height: 1.4;
}

.article-toc__link:hover {
  color: #14532d;
}

.article-toc__item--h3 .article-toc__link {
  padding-left: 1rem;
  font-size: 0.85rem;
}

/* Expand tab - shown when ToC is collapsed */

.article-toc-expand-tab button {
  width: 40px;
  height: 48px;
  background: #14532d;
  color: #fff;
  border: none;
  border-radius: 0 8px 8px 0;
  cursor: pointer;
  box-shadow: 2px 0 8px rgba(0,0,0,0.15);
  transition: background 0.2s;
}

.article-toc-expand-tab button:hover {
  background: #22c55e;
}

@media (max-width: 991px) {
  .article-toc {
    margin: 1.5rem 0;
    padding: 0;
  }

  .article-toc__header {
    padding: 1rem;
  }

  .article-toc__toggle {
    display: none;
  }

  .article-toc__body {
    max-height: none;
    padding: 1rem;
  }
}

/* ========== Author bio ========== */
.article-author-bio {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem;
  background: #f8fafc;
  border-radius: 12px;
  margin: 1.5rem 0;
}

.article-author-bio__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #22c55e;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 600;
  flex-shrink: 0;
}

.article-author-bio__name {
  font-weight: 600;
  color: #14532d;
  margin: 0 0 0.25rem 0;
}

.article-author-bio__role {
  font-size: 0.85rem;
  color: #6b7280;
  margin: 0;
}

/* ========== Print / Save PDF ========== */
.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}

.article-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: #f1f5f9;
  color: #475569;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s;
}

.article-action-btn:hover {
  background: #e2e8f0;
  color: #334155;
}

/* ========== Sticky share bar ========== */
.article-share-sticky {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  z-index: 999;
  display: flex;
  gap: 0.5rem;
  padding: 0.5rem;
  background: #fff;
  border-radius: 50px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  transition: transform 0.3s ease;
}

.article-share-sticky.is-visible {
  transform: translateX(-50%) translateY(0);
}

.article-share-sticky .article-share-btn {
  width: 40px;
  height: 40px;
}

@media (max-width: 768px) {
  .article-share-sticky {
    bottom: 10px;
  }
}

/* ========== Back to top ========== */
.article-back-to-top {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #14532d;
  color: #fff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: opacity 0.3s, visibility 0.3s, transform 0.3s;
  z-index: 998;
}

.article-back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.article-back-to-top:hover {
  background: #22c55e;
  color: #fff;
}

@media (max-width: 768px) {
  .article-back-to-top {
    bottom: 80px;
    right: 16px;
    width: 44px;
    height: 44px;
    font-size: 1.1rem;
  }
}

/* ========== EN/TA language banner (article-language-banner.php) ========== */
.article-lang-banner {
  margin: 0 0 1.5rem;
}

.article-lang-banner__panel {
  text-align: center;
  padding: 1.25rem 1.5rem;
  border-radius: 10px;
  border-width: 2px;
  border-style: solid;
}

.article-lang-banner__panel--tamil {
  background: #f0fdf4;
  border-color: #22c55e;
}

.article-lang-banner__panel--english {
  background: #eff6ff;
  border-color: #3b82f6;
}

.article-lang-banner__text {
  margin: 0 0 1rem;
  font-weight: 600;
  font-size: 1rem;
  font-family: 'Poppins', sans-serif;
}

.article-lang-banner__panel--tamil .article-lang-banner__text {
  color: #14532d;
}

.article-lang-banner__panel--english .article-lang-banner__text {
  color: #1e40af;
}

.article-lang-banner__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none !important;
  color: #fff !important;
  transition: opacity 0.2s, transform 0.2s;
}

.article-lang-banner__btn:hover {
  opacity: 0.92;
  color: #fff !important;
  transform: translateY(-1px);
}

.article-lang-banner__btn--tamil {
  background: #14532d;
}

.article-lang-banner__btn--english {
  background: #1e40af;
}

@media (max-width: 576px) {
  .article-lang-banner__panel {
    padding: 1rem;
  }
}

/* ========== Progress bar ========== */
.article-progress-bar-track {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: rgba(0, 0, 0, 0.08);
  z-index: 10001;
  pointer-events: none;
}

.article-progress-bar {
  height: 100%;
  width: 0%;
  background: #22c55e;
  transition: width 0.08s ease-out;
}

/* ========== Print styles ========== */
@media print {
  .article-share-section,
  .article-report-section,
  .article-ad-wrapper,
  .article-share-sticky,
  .article-back-to-top,
  .article-progress-bar-track,
  .article-progress-bar,
  .community-awareness-section,
  .article-actions,
  .article-sidebar,
  .article-lang-banner {
    display: none !important;
  }

  .article-page-layout {
    display: block;
  }
}