:root{
    --primary:#173D6A;
    --primary-dark:#0f2c4d;
    --secondary:#FF6600;
    --secondary-dark:#d94f00;
    --light:#f7f9fc;
    --text:#2b2b2b;
    --border:#e5e7eb;
  }
  *{box-sizing:border-box;}
  body{font-family:'Open Sans',sans-serif;color:var(--text);background:#fff;line-height:1.7;margin:0;}
  h1,h2,h3,h4{font-family:'Poppins',sans-serif;color:var(--primary);}
  a{text-decoration:none;}

  /* Header */
  .blog-header{background:var(--primary);color:#fff;padding:14px 0;position:sticky;top:0;z-index:50;}
  .blog-header .brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:18px;font-family:'Poppins',sans-serif;}
  .blog-header .brand .logo{width:38px;height:38px;background:linear-gradient(135deg,var(--secondary),var(--secondary-dark));border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;}
  .blog-header .back-link{color:rgba(255,255,255,.85);font-size:14px;}
  .blog-header .back-link:hover{color:var(--secondary);}

  /* Hero */
  .blog-hero{background:linear-gradient(120deg,rgba(15,44,77,.92),rgba(15,44,77,.7)),url('https://images.unsplash.com/photo-1602216056096-3b40cc0c9944?w=1600&q=80') center/cover;color:#fff;padding:60px 0;}
  .blog-hero .breadcrumb{font-size:13px;color:rgba(255,255,255,.75);margin-bottom:14px;}
  .blog-hero .breadcrumb a{color:rgba(255,255,255,.85);}
  .blog-hero h1{color:#fff;font-size:clamp(28px,3.5vw,42px);font-weight:700;line-height:1.2;margin-bottom:14px;}
  .blog-hero .meta{font-size:14px;color:rgba(255,255,255,.85);}

  /* TWO-COLUMN LAYOUT GRID */
  .layout-wrap{max-width:1180px;margin:0 auto;padding:50px 20px;}
  .layout-grid{display:grid;grid-template-columns:1fr 290px;gap:50px;align-items:flex-start;}

  /* Article body */
  .blog-content > p:first-of-type{font-size:18px;line-height:1.65;color:#374151;}
  .blog-content h2{font-size:28px;font-weight:700;margin-top:42px;margin-bottom:18px;border-bottom:3px solid var(--secondary);padding-bottom:8px;display:inline-block;scroll-margin-top:90px;}
  .blog-content h3{font-size:21px;font-weight:600;margin-top:28px;margin-bottom:12px;color:var(--primary-dark);}
  .blog-content p{font-size:16px;margin-bottom:16px;}
  .blog-content ul,.blog-content ol{font-size:16px;margin-bottom:18px;padding-left:24px;}
  .blog-content li{margin-bottom:8px;}
  .blog-content a{color:var(--secondary);font-weight:600;border-bottom:1.5px solid transparent;transition:border-color .2s;}
  .blog-content a:hover{border-bottom-color:var(--secondary);}
  .blog-content strong{color:var(--primary);}

  /* SIDEBAR (sticky on desktop) */
  .sidebar{position:sticky;top:90px;align-self:flex-start;}
  .toc-card,.cta-card{background:var(--light);border-radius:12px;padding:22px;margin-bottom:20px;border:1px solid var(--border);}
  .toc-card .toc-title{font-size:13px;color:var(--secondary);font-weight:700;letter-spacing:1px;text-transform:uppercase;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
  .toc-card ul{list-style:none;margin:0;padding:0;}
  .toc-card li{margin-bottom:10px;font-size:14px;line-height:1.4;}
  .toc-card a{color:var(--primary);font-weight:500;display:block;padding:6px 10px;border-left:2px solid transparent;border-radius:0 4px 4px 0;transition:all .2s;}
  .toc-card a:hover{background:#fff;border-left-color:var(--secondary);color:var(--secondary);}

  .cta-card{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;border:none;}
  .cta-card h4{color:#fff;font-size:17px;margin-bottom:8px;}
  .cta-card p{font-size:13px;color:rgba(255,255,255,.9);margin-bottom:14px;line-height:1.5;}
  .cta-card a{display:block;background:var(--secondary);color:#fff;font-weight:700;padding:10px 16px;border-radius:8px;text-align:center;font-size:14px;transition:background .2s;}
  .cta-card a:hover{background:var(--secondary-dark);color:#fff;}

  /* AEO / GEO quick-answer box (for answer engines & AI overviews) */
  .aeo-answer{background:#f0f6fc;border:1px solid #d6e4f0;border-left:4px solid var(--secondary);border-radius:12px;padding:22px 24px;margin:0 0 28px;}
  .aeo-answer .aeo-label{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--secondary);margin-bottom:10px;font-family:'Poppins',sans-serif;}
  .aeo-answer .aeo-summary{font-size:16.5px;line-height:1.6;color:#1f2d3d;margin-bottom:14px;}
  .aeo-answer ul.aeo-facts{margin:0;padding-left:20px;}
  .aeo-answer ul.aeo-facts li{font-size:15px;margin-bottom:7px;color:#374151;}
  .aeo-answer ul.aeo-facts li strong{color:var(--primary);}

  /* Mobile TOC toggle (hidden on desktop) */
  .toc-mobile-toggle{display:none;background:var(--light);border:1px solid var(--border);border-left:4px solid var(--secondary);border-radius:8px;padding:14px 18px;margin-bottom:24px;cursor:pointer;list-style:none;}
  .toc-mobile-toggle::-webkit-details-marker{display:none;}
  .toc-mobile-toggle summary{font-weight:700;color:var(--primary);font-size:15px;list-style:none;display:flex;justify-content:space-between;align-items:center;cursor:pointer;}
  .toc-mobile-toggle summary::-webkit-details-marker{display:none;}
  .toc-mobile-toggle summary::after{content:'+';color:var(--secondary);font-size:22px;font-weight:300;transition:transform .25s;}
  .toc-mobile-toggle[open] summary::after{transform:rotate(45deg);}
  .toc-mobile-toggle ul{list-style:none;margin:14px 0 0;padding:0;}
  .toc-mobile-toggle li{margin-bottom:8px;font-size:14.5px;}
  .toc-mobile-toggle a{color:var(--primary);font-weight:500;display:block;padding:5px 0;}

  /* FAQ ACCORDION (using <details>) */
  .faq-section{margin-top:42px;}
  .faq-item{background:var(--light);border-radius:10px;margin-bottom:12px;border-left:4px solid var(--secondary);overflow:hidden;transition:box-shadow .25s;}
  .faq-item[open]{box-shadow:0 4px 14px rgba(15,44,77,.08);}
  .faq-item summary{padding:16px 22px;cursor:pointer;font-weight:600;color:var(--primary);font-size:16.5px;list-style:none;display:flex;justify-content:space-between;align-items:center;font-family:'Poppins',sans-serif;}
  .faq-item summary::-webkit-details-marker{display:none;}
  .faq-item summary::after{content:'+';font-size:26px;color:var(--secondary);transition:transform .25s;font-weight:300;line-height:1;}
  .faq-item[open] summary::after{transform:rotate(45deg);}
  .faq-item summary:hover{color:var(--secondary);}
  .faq-item .faq-answer{padding:0 22px 18px;}
  .faq-item .faq-answer p{margin-bottom:0;color:#4b5563;}

  /* CTA */
  .cta-final{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff;padding:40px 30px;border-radius:14px;margin:50px 0;text-align:center;}
  .cta-final h2{color:#fff;border:none;display:block;font-size:24px;margin-bottom:12px;padding:0;}
  .cta-final p{color:rgba(255,255,255,.92);margin-bottom:18px;}
  .cta-final a{display:inline-block;background:var(--secondary);color:#fff;font-weight:700;padding:12px 26px;border-radius:8px;}
  .cta-final a:hover{background:var(--secondary-dark);}

  .article-footer{border-top:1px solid var(--border);padding-top:20px;margin-top:30px;font-size:14px;color:#6b7280;font-style:italic;}
  .blog-footer{background:var(--primary-dark);color:rgba(255,255,255,.85);padding:30px 0;text-align:center;font-size:14px;}
  .blog-footer a{color:var(--secondary);}

  /* MOBILE — collapse sidebar to top, hide TOC card, show mobile toggle */
  @media (max-width: 991px){
    .layout-grid{grid-template-columns:1fr;gap:0;}
    .sidebar{position:static;top:auto;}
    .toc-card{display:none;}
    .toc-mobile-toggle{display:block;}
    .cta-card{margin-top:30px;}
  }
  @media (max-width: 576px){
    .blog-content h2{font-size:24px;}
    .blog-hero h1{font-size:26px;}
    .layout-wrap{padding:35px 16px;}
  }

  /* ===== Components for newer blog posts (quick-answer, tables, cards) ===== */
  .quick-answer{background:linear-gradient(135deg,#fff7ee,#fff);border:2px solid #FFD7B0;border-left:5px solid var(--secondary);border-radius:12px;padding:22px 26px;margin-bottom:30px;box-shadow:0 2px 14px rgba(255,102,0,.08);}
  .quick-answer .qa-title{display:flex;align-items:center;gap:10px;font-family:'Poppins',sans-serif;font-weight:700;color:var(--secondary);font-size:13px;text-transform:uppercase;letter-spacing:1.2px;margin-bottom:12px;}
  .quick-answer .qa-title i{font-size:18px;}
  .quick-answer p{font-size:16.5px;line-height:1.6;color:#1f2937;margin-bottom:14px;font-weight:500;}
  .quick-answer ul{margin:0;padding-left:20px;}
  .quick-answer li{font-size:15px;color:#374151;margin-bottom:6px;line-height:1.5;}
  .quick-answer li strong{color:var(--primary);}
  .key-fact{background:#fff7ee;border:1px solid #FFD7B0;border-radius:10px;padding:16px 20px;margin:18px 0;font-size:15.5px;}
  .key-fact strong{color:var(--secondary-dark);}
  .compare-table,.price-table{width:100%;border-collapse:collapse;margin:18px 0;font-size:15px;border-radius:10px;overflow:hidden;box-shadow:0 2px 12px rgba(15,44,77,.08);}
  .compare-table th,.price-table th{background:var(--primary);color:#fff;font-family:'Poppins',sans-serif;font-weight:600;padding:12px 14px;text-align:left;font-size:14px;}
  .compare-table td,.price-table td{padding:12px 14px;border-bottom:1px solid var(--border);background:#fff;}
  .compare-table tr:nth-child(even) td,.price-table tr:nth-child(even) td{background:var(--light);}
  .compare-table tr:last-child td,.price-table tr:last-child td{border-bottom:none;}
  .compare-table td:first-child,.price-table td:first-child{font-weight:600;color:var(--primary);}
  .day-box{background:var(--light);border-left:4px solid var(--secondary);border-radius:8px;padding:18px 22px;margin-bottom:14px;}
  .day-box h4{font-size:17px;margin:0 0 6px;color:var(--primary);}
  .day-box p{margin:0;font-size:15.5px;color:#374151;}
  .excursion-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:22px 26px;margin-bottom:22px;box-shadow:0 2px 10px rgba(15,44,77,.04);position:relative;}
  .excursion-card .num{position:absolute;top:-14px;left:22px;background:var(--secondary);color:#fff;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-family:'Poppins',sans-serif;box-shadow:0 4px 10px rgba(255,102,0,.35);}
  .excursion-card h3{margin-top:6px;margin-bottom:10px;font-size:20px;}
  .excursion-card .info-row{display:flex;flex-wrap:wrap;gap:14px;font-size:13.5px;color:#6b7280;margin-bottom:12px;padding-bottom:12px;border-bottom:1px dashed var(--border);}
  .excursion-card .info-row span{display:inline-flex;align-items:center;gap:5px;}
  .excursion-card .info-row i{color:var(--secondary);}
  .excursion-card p{margin-bottom:10px;font-size:15.5px;}
  .excursion-card .tip{background:#fff7ee;border-left:3px solid var(--secondary);padding:10px 14px;font-size:14.5px;color:#4b5563;border-radius:0 6px 6px 0;margin-top:10px;}
  .excursion-card .tip strong{color:var(--secondary-dark);}
  @media (max-width:991px){.compare-table,.price-table{font-size:13.5px;}.compare-table th,.compare-table td,.price-table th,.price-table td{padding:9px 10px;}}
  @media (max-width:576px){.excursion-card{padding:18px 18px;}.excursion-card .info-row{font-size:12.5px;gap:10px;}}