/* ============================================================
   Baan Khanitha — B6 Blogs & News Page Stylesheet
   Design Language: Siamese Colonial Elegance & Contemporary Luxury
   Navy (#272B64), Gold (#D48C2B), Cream (#FAF8F5)
   ============================================================ */

.blogs-page-wrapper {
  position: relative;
  background-color: var(--color-bg-light);
  min-height: 100vh;
  padding-bottom: 90px;
}

/* ============================================================
   1. HERO BANNER SECTION
   ============================================================ */
.blogs-hero-section {
  position: relative;
  width: 100%;
  min-height: 260px;
  background: linear-gradient(180deg, #171A40 30%, #272B64 50%, #1A213D 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 60px 20px 40px;
  overflow: hidden;
}

.blogs-hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(212, 140, 43, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.blogs-hero-watermark {
  position: absolute;
  right: -50px;
  top: -40px;
  width: 100%;
  height: auto;
  opacity: 0.4;
  color: #ffffff;
  pointer-events: none;
}

.blogs-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
}

.blogs-hero-tagline {
  font-family: var(--font-serif);
  font-size: 0.95rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 10px;
}

.blogs-hero-title {
  font-family: var(--font-serif);
  font-size: 2.8rem;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: 0.05em;
  margin-bottom: 14px;
  line-height: 1.2;
}

.blogs-hero-desc {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.82);
  line-height: 1.65;
  font-weight: 300;
}

/* ============================================================
   2. CONTENT CONTAINER & FILTER TABS
   ============================================================ */
.blogs-content-section {
  position: relative;
  margin-top: -30px;
  z-index: 5;
}

.blogs-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Category Filter Bar Container Wrapper */
.blogs-filter-wrapper {
  position: relative;
  max-width: 780px;
  margin: 0 auto 40px;
}

.blogs-filter-nav {
  background: #ffffff;
  padding: 12px 18px;
  border-radius: var(--radius-pill);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.07);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin: 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.blogs-filter-nav::-webkit-scrollbar {
  display: none;
}

.filter-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  min-height: 44px;
  border-radius: var(--radius-pill);
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  color: var(--color-text-muted);
  background: transparent;
  border: 1px solid transparent;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  cursor: pointer;
  flex: 0 0 auto;
}

.filter-tab-btn:hover {
  color: var(--color-primary);
  background: rgba(39, 43, 100, 0.05);
}

.filter-tab-btn:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.filter-tab-btn.is-active {
  background-color: #2A2A5A;
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(39, 43, 100, 0.25);
  border-color: rgba(212, 140, 43, 0.4);
}

.filter-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 10px;
  font-size: 0.75rem;
  font-family: var(--font-thai);
  font-weight: 600;
  background: rgba(0, 0, 0, 0.07);
  color: inherit;
  transition: background 0.2s;
}

.filter-tab-btn.is-active .filter-tab-count {
  background: #C9962E;
  color: #ffffff;
}

/* Mobile Category Dropdown — hidden on desktop */
.blogs-filter-dropdown-wrap {
  display: none;
}

/* ============================================================
   3. FEATURED CORNERSTONE EDITORIAL CARD (CARD #1)
   ============================================================ */
.featured-blog-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.05);
  overflow: hidden;
  margin-bottom: 44px;
  display: grid;
  grid-template-columns: 1fr;
  transition: box-shadow var(--transition-smooth);
}

@media (min-width: 900px) {
  .featured-blog-card {
    grid-template-columns: 1.1fr 1.3fr;
  }
}

.featured-blog-card:hover {
  box-shadow: 0 16px 42px rgba(39, 43, 100, 0.12);
}

.featured-card-visual {
  position: relative;
  min-height: 280px;
  background-color: #e5e5e5;
  overflow: hidden;
}

.featured-card-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.featured-blog-card:hover .featured-card-visual img {
  transform: scale(1.04);
}

.featured-visual-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(23, 26, 64, 0.45) 0%, transparent 60%);
}

.featured-badge-pill {
  position: absolute;
  top: 18px;
  left: 18px;
  background: var(--color-primary);
  color: #ffffff;
  border: 1px solid var(--color-gold);
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.featured-card-content {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.featured-meta-star {
  color: var(--color-gold);
}

.featured-card-title {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 16px;
}

.featured-card-excerpt {
  font-size: 0.98rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.btn-read-full-guide {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  align-self: flex-start;
  padding: 12px 28px;
  background-color: var(--color-primary);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-pill);
  font-family: var(--font-serif);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-read-full-guide:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(39, 43, 100, 0.25);
}

/* ============================================================
   4. BLOG CARD GRID
   ============================================================ */
.blogs-grid-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 28px;
  margin-bottom: 48px;
  transition: opacity 0.2s ease;
}

.blogs-grid-list.is-changing {
  opacity: 0;
  pointer-events: none;
}

.blog-card {
  background: #ffffff;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  box-shadow: 0 4px 18px rgba(0, 0, 0, 0.04);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s ease;
}

.blog-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 12px 28px rgba(39, 43, 100, 0.1);
}

.blog-card.is-hidden {
  display: none !important;
}

/* Media Thumbnail Container */
.blog-card-media {
  position: relative;
  width: 100%;
  background-color: #1a1e36;
  overflow: hidden;
}

/* 16:9 Aspect Ratio Container for Videos */
.blog-card-video-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: #0d1124;
}

.blog-card-video-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Image Thumbnail */
.blog-card-thumb-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background-color: #f0f0f0;
}

.blog-card-thumb-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-thumb-wrap img {
  transform: scale(1.05);
}

/* Badge overlay on cards */
.blog-card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(23, 26, 64, 0.88);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  color: #ffffff;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  border: 1px solid rgba(212, 140, 43, 0.5);
  z-index: 2;
}

/* Card Body */
.blog-card-body {
  padding: 24px 24px 20px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: var(--color-text-light);
  margin-bottom: 10px;
}

.blog-meta-dot {
  color: var(--color-gold);
}

.blog-card-title {
  font-family: var(--font-serif);
  font-size: 1.32rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.35;
  margin-bottom: 12px;
}

.blog-card-excerpt {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.62;
  margin-bottom: 18px;
  flex-grow: 1;
}

/* Card Actions */
.blog-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.btn-card-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-primary);
  font-family: var(--font-serif);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.btn-card-more:hover {
  color: var(--color-gold);
}

.btn-card-external {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

.btn-card-external:hover {
  color: var(--color-primary);
}

/* ============================================================
   5. INTERACTIVE PAGINATION CONTROLS (< ● ○ ○ ○ >)
   ============================================================ */
.blogs-pagination-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 20px;
  margin-bottom: 20px;
}

.pagination-arrow-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #ffffff;
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  font-size: 1.25rem;
  font-weight: bold;
  cursor: pointer;
  box-shadow: var(--shadow-subtle);
  transition: all var(--transition-fast);
}

.pagination-arrow-btn:hover:not(:disabled) {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
  transform: scale(1.06);
}

.pagination-arrow-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.pagination-dots-container {
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.pagination-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background-color: #BCC5D6;
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.pagination-dot:hover {
  background-color: #8C99B2;
}

.pagination-dot.is-active {
  background-color: var(--color-primary);
  transform: scale(1.3);
  box-shadow: 0 0 0 3px rgba(39, 43, 100, 0.2);
}

.pagination-dot:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 3px;
}

/* ============================================================
   6. ARTICLE READING DETAIL POPUP MODAL
   ============================================================ */
.blog-modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(14, 18, 38, 0.68);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.3s;
}

.blog-modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}

body.modal-open {
  overflow: hidden !important;
}

.blog-modal-dialog {
  position: relative;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.25);
  max-width: 820px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  padding: 40px;
  transform: scale(0.95) translateY(10px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.blog-modal-overlay.is-open .blog-modal-dialog {
  transform: scale(1) translateY(0);
}

.blog-modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #f1f2f6;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #444444;
  transition: all 0.2s;
  z-index: 10;
}

.blog-modal-close-btn:hover {
  background: var(--color-primary);
  color: #ffffff;
  transform: rotate(90deg);
}

.modal-content-wrap {
  color: var(--color-text-dark);
}

.modal-content-visual {
  width: 100%;
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 24px;
}

.modal-content-visual img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.modal-content-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--color-text-light);
  margin-bottom: 12px;
}

.modal-content-title {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 600;
  color: var(--color-primary);
  line-height: 1.3;
  margin-bottom: 20px;
}

.modal-content-body {
  font-size: 1.02rem;
  line-height: 1.75;
  color: #333333;
}

.modal-content-body p {
  margin-bottom: 16px;
}

.modal-content-body strong {
  color: var(--color-primary);
}

.modal-content-body ul {
  list-style: disc;
  padding-left: 24px;
  margin-bottom: 18px;
}

.modal-content-body li {
  margin-bottom: 8px;
}

.modal-gallery-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 14px;
  margin-top: 20px;
  margin-bottom: 20px;
}

.modal-gallery-row img {
  border-radius: var(--radius-sm);
  width: 100%;
  height: 160px;
  object-fit: cover;
}

.modal-footer-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.btn-modal-back {
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  background-color: #f1f2f6;
  color: var(--color-text-dark);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-modal-back:hover {
  background-color: #e2e4ea;
}

.btn-modal-ext {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s;
}

.btn-modal-ext:hover {
  background-color: var(--color-primary-hover);
  color: #ffffff;
}

/* ============================================================
   7. RESPONSIVE BREAKPOINTS
   ============================================================ */
@media (max-width: 768px) {
  .blogs-hero-title {
    font-size: 2.1rem;
  }

  /* Hide chip rail on mobile, show dropdown instead */
  .blogs-filter-wrapper {
    position: sticky;
    top: 0;
    z-index: 20;
    max-width: none;
    margin: 0 0 24px;
    padding: 10px 16px;
    background: #ffffff;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  }

  .blogs-filter-wrapper::after {
    display: none;
  }

  .blogs-filter-nav {
    display: none;
  }

  .blogs-filter-dropdown-wrap {
    display: block;
    position: relative;
    width: 100%;
  }

  .blogs-filter-dropdown {
    display: block;
    width: 100%;
    min-height: 48px;
    padding: 12px 44px 12px 18px;
    border-radius: 999px;
    border: 1.5px solid rgba(42, 42, 90, 0.2);
    background-color: #fafafa;
    font-family: var(--font-serif);
    font-size: 1.05rem;
    font-weight: 600;
    color: #2A2A5A;
    letter-spacing: 0.03em;
    cursor: pointer;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
    transition: border-color 0.2s, box-shadow 0.2s;
  }

  .blogs-filter-dropdown:focus {
    outline: none;
    border-color: #C9962E;
    box-shadow: 0 0 0 3px rgba(201, 150, 46, 0.2);
  }

  .blogs-filter-dropdown-icon {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #2A2A5A;
    pointer-events: none;
  }

  .blogs-grid-list {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .featured-card-content {
    padding: 24px 20px;
  }

  .featured-card-title {
    font-size: 1.5rem;
  }

  .blog-modal-dialog {
    padding: 24px 18px;
  }

  .modal-content-title {
    font-size: 1.5rem;
  }
}