/* ==========================================================================
   BLOG STYLES — extends the site's design tokens defined in style.css
   (--tx1, --tx2, --tx3, --violet, --gold, --border, --bg, --bg2, --surface,
   --r-md/lg/xl, --font-d/u/m). No fallback values needed: style.css always
   loads before this file.
   ========================================================================== */

   :root {
    --blog-shadow: 0 4px 20px rgba(24, 28, 46, 0.06);
    --blog-shadow-hover: 0 16px 36px rgba(24, 28, 46, 0.12);
  }
  
  /* ---------- SHARED PAGE-SECTION UTILITIES ----------
     Not defined anywhere else in the site's CSS — blog.php depends on
     these but they didn't exist before, leaving the elements unstyled. */
  .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
  }
  
  .section-pad { padding: 56px 0 64px; }
  
  .section-header { margin-bottom: 28px; }
  .section-title {
    font-family: var(--font-d);
    font-size: clamp(1.5rem, 3vw, 2rem);
    font-weight: 600;
    color: var(--tx1);
    margin: 0 0 6px;
  }
  .section-sub { font-size: 14px; color: var(--tx2); margin: 0; }
  
  .breadcrumb-bar { padding: 14px 0; border-bottom: 1px solid var(--border); background: var(--bg2); }
  .breadcrumb-nav {
    display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    list-style: none; margin: 0; padding: 0;
    font-family: var(--font-m); font-size: 11.5px; letter-spacing: 0.03em;
    color: var(--tx2);
  }
  .breadcrumb-nav li { display: flex; align-items: center; gap: 8px; }
  .breadcrumb-nav a { color: var(--tx2); transition: color 0.2s; }
  .breadcrumb-nav a:hover { color: var(--violet); }
  .breadcrumb-nav .sep { color: var(--tx3); font-size: 8px; }
  .breadcrumb-nav .current { color: var(--tx1); font-weight: 600; }
  
  .blog-debug-note {
    display: flex; align-items: flex-start; gap: 10px;
    background: rgba(224, 144, 0, 0.1); border: 1px solid rgba(224, 144, 0, 0.3);
    color: var(--amber); border-radius: var(--r-md); padding: 12px 16px;
    font-size: 13px; margin-bottom: 24px;
  }
  
  .cta-banner {
    background: linear-gradient(135deg, var(--violet) 0%, var(--violet2) 100%);
    padding: 56px 24px; text-align: center;
  }
  .cta-banner-title { font-family: var(--font-d); font-size: clamp(1.5rem, 3.5vw, 2.2rem); font-weight: 600; color: #fff; margin: 0 0 12px; }
  .cta-banner-sub { font-size: 15px; color: rgba(255,255,255,0.85); max-width: 520px; margin: 0 auto 28px; line-height: 1.6; }
  .cta-btn-group { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
  .cta-btn-primary {
    display: inline-flex; align-items: center; gap: 8px;
    background: #fff; color: var(--violet2); font-weight: 700; font-size: 14px;
    padding: 13px 28px; border-radius: 30px; transition: transform 0.2s, box-shadow 0.2s;
  }
  .cta-btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,0.2); }
  
  /* ---------- HERO ---------- */
  .blog-hero {
    position: relative;
    overflow: hidden;
    padding: 80px 0 64px;
    text-align: center;
    background: var(--bg2);
    border-bottom: 1px solid var(--border);
  }
  
  .blog-hero-bg { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
  .blog-hero-inner { position: relative; z-index: 1; }
  
  .blog-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(124, 79, 255, 0.1);
    border: 1px solid var(--border-hi);
    color: var(--violet);
    font-family: var(--font-m);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 7px 16px;
    border-radius: 30px;
    margin-bottom: 22px;
  }
  
  .blog-hero-title {
    font-family: var(--font-d);
    font-size: clamp(2.25rem, 5vw, 3.4rem);
    font-weight: 700;
    letter-spacing: -0.01em;
    color: var(--tx1);
    margin: 0 0 16px;
    line-height: 1.15;
  }
  
  .blog-hero-sub {
    font-size: 1.05rem;
    color: var(--tx2);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.7;
  }
    
    /* ---------- LIST HEADER ---------- */
    .blog-list-header {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 40px;
      padding-bottom: 20px;
      border-bottom: 1px solid var(--border);
      text-align: left;
    }
    
    .blog-list-header .section-title { margin: 0; }
    .blog-list-header .section-sub {
      margin: 0; font-size: 11px; color: var(--tx3);
      font-family: var(--font-m); letter-spacing: 0.04em; text-transform: uppercase;
    }
    
    /* ---------- GRID ---------- */
    .blog-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 32px;
    }
    
    .blog-grid-related {
      grid-template-columns: repeat(3, 1fr);
      gap: 24px;
    }
    
    @media (max-width: 992px) {
      .blog-grid, .blog-grid-related { grid-template-columns: repeat(2, 1fr); }
    }
    
    @media (max-width: 640px) {
      .blog-grid, .blog-grid-related { grid-template-columns: 1fr; }
    }
    
    /* ---------- CARD ---------- */
    .blog-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-lg);
      overflow: hidden;
      display: flex;
      flex-direction: column;
      box-shadow: var(--blog-shadow);
      transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
    }
    
    .blog-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--blog-shadow-hover);
      border-color: var(--border-hi);
    }
    
    .blog-card-img-link { display: block; overflow: hidden; }
    
    .blog-card-img {
      width: 100%;
      aspect-ratio: 16 / 10;
      background-size: cover;
      background-position: center;
      background-color: var(--bg2);
      position: relative;
      transition: transform 0.5s var(--ease);
    }
  
    .blog-card:hover .blog-card-img { transform: scale(1.06); }
    
    .blog-badge-featured {
      position: absolute;
      top: 14px;
      left: 14px;
      background: var(--gold);
      color: #0a0800;
      font-family: var(--font-m);
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      padding: 6px 12px;
      border-radius: 20px;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    
    .blog-card-body {
      padding: 24px 26px 26px;
      display: flex;
      flex-direction: column;
      flex: 1;
    }
    
    .blog-card-meta {
      display: flex;
      align-items: center;
      gap: 8px;
      font-family: var(--font-m);
      font-size: 10.5px;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      color: var(--tx3);
      margin-bottom: 14px;
    }
    
    .blog-meta-dot { opacity: 0.6; }
    
    .blog-card-title {
      font-family: var(--font-d);
      font-size: 1.3rem;
      font-weight: 700;
      letter-spacing: -0.005em;
      line-height: 1.3;
      margin: 0 0 12px;
    }
    
    .blog-card-title a {
      color: var(--tx1);
      text-decoration: none;
      background-image: linear-gradient(var(--violet), var(--violet));
      background-position: 0 100%;
      background-repeat: no-repeat;
      background-size: 0% 1px;
      transition: background-size 0.3s var(--ease), color 0.3s var(--ease);
    }
    
    .blog-card-title a:hover { color: var(--violet); background-size: 100% 1px; }
    
    .blog-card-excerpt {
      font-size: 0.92rem;
      color: var(--tx2);
      line-height: 1.65;
      margin: 0 0 22px;
      flex: 1;
    }
    
    .blog-card-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding-top: 18px;
      border-top: 1px solid var(--border);
    }
    
    .blog-card-author {
      display: flex;
      align-items: center;
      gap: 10px;
    }
    
    .blog-author-avatar {
      width: 32px;
      height: 32px;
      border-radius: 50%;
      object-fit: cover;
      flex-shrink: 0;
      border: 1px solid var(--border);
    }
    
    .blog-author-initials {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      background: var(--violet);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
    }
    
    .blog-author-name {
      font-size: 12.5px;
      font-weight: 600;
      color: var(--tx1);
    }
    
    .blog-read-more {
      font-size: 12.5px;
      font-weight: 700;
      letter-spacing: 0.02em;
      color: var(--violet);
      text-decoration: none;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      white-space: nowrap;
    }
    
    .blog-read-more i { transition: transform 0.25s var(--ease); }
    .blog-read-more:hover i { transform: translateX(3px); }
  
    /* ---------- FEATURED FIRST POST (editorial hero card) ---------- */
    .blog-grid .blog-card-featured:first-child {
      grid-column: 1 / -1;
      flex-direction: row;
      align-items: stretch;
    }
    .blog-grid .blog-card-featured:first-child .blog-card-img-link {
      flex: 0 0 46%;
    }
    .blog-grid .blog-card-featured:first-child .blog-card-img { aspect-ratio: auto; height: 100%; min-height: 320px; }
    .blog-grid .blog-card-featured:first-child .blog-card-body { padding: 36px 40px; justify-content: center; }
    .blog-grid .blog-card-featured:first-child .blog-card-title { font-size: 1.8rem; }
    .blog-grid .blog-card-featured:first-child .blog-card-excerpt { font-size: 1rem; }
  
    @media (max-width: 800px) {
      .blog-grid .blog-card-featured:first-child { flex-direction: column; }
      .blog-grid .blog-card-featured:first-child .blog-card-img { min-height: 220px; }
      .blog-grid .blog-card-featured:first-child .blog-card-body { padding: 24px 26px 26px; }
    }
    
    /* ---------- EMPTY STATE ---------- */
    .blog-empty {
      text-align: center;
      padding: 80px 20px;
      color: var(--tx2);
    }
    
    .blog-empty i {
      font-size: 48px;
      color: var(--border);
      margin-bottom: 18px;
      display: block;
    }
    
    .blog-empty h1, .blog-empty h2 {
      font-family: var(--font-d);
      color: var(--tx1);
      margin: 0 0 10px;
    }
    
    /* ---------- PAGINATION ---------- */
    .blog-pagination {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 10px;
      margin-top: 56px;
      flex-wrap: wrap;
    }
    
    .page-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 30px;
      border: 1px solid var(--border);
      background: var(--surface);
      color: var(--tx1);
      font-size: 13px;
      font-weight: 600;
      text-decoration: none;
      transition: background 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease), transform 0.2s var(--ease);
    }
    
    .page-btn:hover:not(.disabled) {
      background: var(--violet);
      color: #fff;
      border-color: var(--violet);
      transform: translateY(-1px);
    }
    
    .page-btn.disabled {
      opacity: 0.4;
      pointer-events: none;
    }
    
    .page-numbers {
      display: flex;
      align-items: center;
      gap: 4px;
    }
    
    .page-num {
      width: 38px;
      height: 38px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      border-radius: 50%;
      color: var(--tx2);
      font-family: var(--font-m);
      font-size: 13px;
      font-weight: 500;
      text-decoration: none;
      border: 1px solid transparent;
      transition: background 0.2s var(--ease), color 0.2s var(--ease);
    }
    
    .page-num:hover { background: var(--bg2); color: var(--tx1); }
    
    .page-num.active {
      background: var(--violet);
      color: #fff;
      font-weight: 700;
    }
    
    .page-ellipsis {
      color: var(--tx3);
      padding: 0 4px;
    }
    
    /* ---------- SINGLE POST ---------- */
    .blog-single { padding: 48px 0 20px; }
    
    .blog-single-container {
      max-width: 820px;
    }
    
    .blog-single-title {
      font-family: var(--font-d);
      font-size: clamp(1.8rem, 4vw, 2.6rem);
      line-height: 1.25;
      color: var(--tx1);
      margin: 0 0 24px;
    }
    
    .blog-single-meta { margin-bottom: 30px; }
    
    .blog-single-author {
      display: flex;
      align-items: center;
      gap: 12px;
    }
    
    .blog-single-author .blog-author-avatar { width: 44px; height: 44px; font-size: 15px; }
    
    .blog-single-author-name {
      display: block;
      font-weight: 700;
      color: var(--tx1);
      font-size: 14.5px;
    }
    
    .blog-single-sub-meta {
      display: block;
      font-size: 12.5px;
      color: var(--tx2);
      margin-top: 2px;
    }
    
    .blog-single-hero-img {
      border-radius: var(--r-lg);
      overflow: hidden;
      margin-bottom: 36px;
    }
    
    .blog-single-hero-img img {
      width: 100%;
      height: auto;
      display: block;
    }
    
    .blog-single-content {
      font-size: 1.05rem;
      line-height: 1.85;
      color: var(--tx1);
    }
    
    .blog-single-content img { max-width: 100%; height: auto; border-radius: 12px; }
    .blog-single-content table { max-width: 100%; }
    
    /* ---------- AUTHOR BOX ---------- */
    .blog-author-box {
      display: flex;
      gap: 20px;
      align-items: flex-start;
      background: var(--bg2);
      border-radius: var(--r-lg);
      padding: 28px;
      margin-top: 48px;
    }
    
    .blog-author-box-avatar { width: 56px; height: 56px; font-size: 18px; flex-shrink: 0; }
    
    .blog-author-box-name {
      font-weight: 700;
      color: var(--tx1);
      margin-bottom: 8px;
      font-family: var(--font-d);
      font-size: 1.05rem;
    }
    
    .blog-author-box-bio {
      font-size: 0.92rem;
      color: var(--tx2);
      line-height: 1.7;
      margin: 0 0 14px;
    }
    
    .blog-author-box-social { display: flex; gap: 10px; }
    
    .blog-author-box-social a {
      width: 34px;
      height: 34px;
      border-radius: 50%;
      background: var(--surface);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: var(--violet);
      text-decoration: none;
      border: 1px solid var(--border);
    }
    
    .blog-author-box-social a:hover { background: var(--violet); color: #fff; }
    
    .blog-related { background: var(--bg2); }
  
  /* ---------- ACCESSIBILITY ---------- */
  .blog-card-title a:focus-visible,
  .blog-read-more:focus-visible,
  .page-btn:focus-visible,
  .page-num:focus-visible,
  .cta-btn-primary:focus-visible,
  .breadcrumb-nav a:focus-visible {
    outline: 2px solid var(--violet);
    outline-offset: 2px;
    border-radius: 4px;
  }
  
  @media (prefers-reduced-motion: reduce) {
    .blog-card,
    .blog-card-img,
    .blog-card-title a,
    .blog-read-more i,
    .page-btn,
    .page-num,
    .cta-btn-primary {
      transition: none !important;
      animation: none !important;
    }
  }