/* ChartsTrack Blog — Shared Stylesheet */
:root{--bg-dark:#0a0f1a;--bg-card:#0d1526;--bg-input:#1a2332;--text:#f1f5f9;--text-muted:#94a3b8;--text-dim:#64748b;--primary:#14b8a6;--primary-hover:#0d9488;--border:#1e293b;--success:#22c55e;--warning:#f59e0b;--danger:#ef4444}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Inter,-apple-system,sans-serif;background:var(--bg-dark);color:var(--text);line-height:1.65;overflow-x:hidden}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* Article Header */
.article-header{padding:120px 0 50px;text-align:center}
.article-tag{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:2px;color:var(--primary);background:rgba(20,184,166,0.1);border:1px solid rgba(20,184,166,0.3);padding:8px 16px;border-radius:50px;margin-bottom:24px}
.article-header h1{font-size:clamp(28px,5vw,40px);font-weight:800;margin-bottom:16px;line-height:1.2}
.article-header h1 .hl{color:var(--primary)}
.article-subtitle{font-size:18px;color:var(--text-muted);max-width:700px;margin:0 auto;line-height:1.6}
.article-meta{display:flex;align-items:center;justify-content:center;gap:16px;margin-top:20px;font-size:13px;color:var(--text-dim)}
.article-meta i{color:var(--primary)}

/* Section basics */
.section{padding:60px 0}
.section-dark{background:var(--bg-card)}
.section-header{text-align:center;margin-bottom:48px}
.section-header h2{font-size:32px;font-weight:800;margin-bottom:12px}
.section-header p{font-size:17px;color:var(--text-muted);max-width:700px;margin:0 auto}
.section-tag{color:var(--primary);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:2px;margin-bottom:12px;display:block;text-align:center}

/* Flow sections (screenshot + text alternating) */
.flow-section{padding:60px 0}
.flow-section:nth-child(even){background:var(--bg-card)}
.flow-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;max-width:1050px;margin:0 auto}
.flow-row.reverse{direction:rtl}
.flow-row.reverse>*{direction:ltr}
.flow-text{padding:8px 0}
.flow-label{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:1px;color:var(--primary);background:rgba(20,184,166,0.1);border:1px solid rgba(20,184,166,0.3);border-radius:6px;padding:4px 12px;margin-bottom:16px}
.flow-text h2{font-size:26px;font-weight:800;margin-bottom:12px;line-height:1.3}
.flow-text h3{font-size:22px;font-weight:700;margin-bottom:10px}
.flow-text p{color:var(--text-muted);font-size:15px;line-height:1.7;margin-bottom:16px}
.flow-text ul{list-style:none;padding:0}
.flow-text ul li{padding:6px 0;font-size:14px;color:var(--text-muted);display:flex;align-items:flex-start;gap:10px}
.flow-text ul li i{color:var(--primary);width:18px;text-align:center;margin-top:3px;flex-shrink:0}
.flow-img{border-radius:14px;overflow:hidden;border:1px solid var(--border);box-shadow:0 12px 40px rgba(0,0,0,0.4)}
.flow-img img{width:100%;display:block}

/* Content blocks (centered text sections between screenshots) */
.content-block{max-width:800px;margin:0 auto;padding:0 24px}
.content-block h2{font-size:28px;font-weight:800;margin-bottom:16px}
.content-block h3{font-size:22px;font-weight:700;margin-bottom:12px;color:var(--text)}
.content-block p{color:var(--text-muted);font-size:15px;line-height:1.8;margin-bottom:16px}
.content-block ul,.content-block ol{padding-left:0;list-style:none;margin-bottom:20px}
.content-block ul li,.content-block ol li{padding:6px 0;font-size:15px;color:var(--text-muted);display:flex;align-items:flex-start;gap:10px;line-height:1.7}
.content-block ul li i,.content-block ol li i{color:var(--primary);width:18px;text-align:center;margin-top:3px;flex-shrink:0}
.content-block strong{color:var(--text)}

/* Highlight box (tips, warnings, key info) */
.highlight-box{background:rgba(20,184,166,0.06);border:1px solid rgba(20,184,166,0.2);border-radius:12px;padding:24px;margin:24px 0}
.highlight-box.warning{background:rgba(245,158,11,0.06);border-color:rgba(245,158,11,0.2)}
.highlight-box.danger{background:rgba(239,68,68,0.06);border-color:rgba(239,68,68,0.2)}
.highlight-box h4{font-size:16px;font-weight:700;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.highlight-box h4 i{color:var(--primary)}
.highlight-box.warning h4 i{color:var(--warning)}
.highlight-box.danger h4 i{color:var(--danger)}
.highlight-box p,.highlight-box li{font-size:14px;color:var(--text-muted);line-height:1.7}

/* Feature grid (2-4 col for stats/features) */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;max-width:1000px;margin:32px auto}
.feature-card{padding:28px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:12px;text-align:center;transition:all .3s}
.section-dark .feature-card{background:var(--bg-dark)}
.feature-card:hover{border-color:var(--primary);transform:translateY(-4px)}
.feature-card i{font-size:28px;color:var(--primary);margin-bottom:12px;display:block}
.feature-card h4{font-size:16px;margin-bottom:8px;font-weight:700}
.feature-card p{color:var(--text-muted);font-size:13px;line-height:1.6}

/* Comparison table */
.comparison-table{max-width:800px;margin:32px auto;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.comparison-table table{width:100%;border-collapse:collapse}
.comparison-table th{background:var(--bg-input);padding:14px 20px;font-size:14px;font-weight:700;text-align:left;border-bottom:1px solid var(--border)}
.comparison-table td{padding:12px 20px;font-size:14px;border-bottom:1px solid var(--border);color:var(--text-muted)}
.comparison-table tr:last-child td{border-bottom:none}
.comparison-table .check{color:var(--success)}
.comparison-table .cross{color:var(--danger)}

/* Internal links section */
.related-posts{max-width:1000px;margin:0 auto}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:24px;text-decoration:none;color:inherit;transition:all .3s;display:block}
.section-dark .related-card{background:var(--bg-dark)}
.related-card:hover{border-color:var(--primary);transform:translateY(-3px)}
.related-card .tag{color:var(--primary);font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:1px;margin-bottom:8px;display:block}
.related-card h4{font-size:15px;font-weight:700;margin-bottom:6px;line-height:1.4}
.related-card p{color:var(--text-muted);font-size:13px;line-height:1.5;margin-bottom:10px}
.related-card .link{color:var(--primary);font-size:13px;font-weight:600}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
details{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:24px;margin-bottom:16px;cursor:pointer;transition:all .2s}
.section-dark details{background:var(--bg-dark)}
details:hover{border-color:var(--primary)}
summary{font-size:17px;font-weight:600;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between}
summary i{transition:transform .2s;font-size:14px;color:var(--text-muted)}
details[open] summary i{transform:rotate(180deg)}
details p{margin-top:16px;padding-top:16px;border-top:1px solid var(--border);color:var(--text-muted);line-height:1.7;font-size:15px}
details a{color:var(--primary)}

/* CTA */
.cta-section{padding:70px 0;text-align:center}
.cta-box{max-width:800px;margin:0 auto;padding:48px;background:linear-gradient(135deg,rgba(20,184,166,0.1),rgba(20,184,166,0.03));border:2px solid var(--primary);border-radius:24px}
.cta-box h2{font-size:32px;margin-bottom:12px;font-weight:800}
.cta-box p{font-size:17px;color:var(--text-muted);margin-bottom:24px}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:10px;font-weight:700;font-size:16px;text-decoration:none;transition:all .2s;border:none;cursor:pointer}
.btn-primary{background:var(--primary);color:var(--bg-dark)}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-2px)}
.btn-outline{background:transparent;color:var(--text);border:2px solid #334155}
.btn-outline:hover{border-color:var(--primary);color:var(--primary)}

/* Footer */
.footer{background:var(--bg-dark);border-top:1px solid var(--border);padding:50px 0 30px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-col h4{font-size:16px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col ul{list-style:none}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:var(--text-muted);text-decoration:none;font-size:14px;transition:color .2s}
.footer-col ul li a:hover{color:var(--primary)}
.footer-disclaimer{font-size:12px;color:var(--text-muted);line-height:1.7;margin-bottom:20px}
.footer-bottom{border-top:1px solid var(--border);padding-top:20px;display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-muted)}
.social-links{display:flex;gap:16px}
.social-links a{color:var(--text-muted);font-size:18px;transition:color .2s}
.social-links a:hover{color:var(--primary)}

/* Responsive */
@media(max-width:1024px){
  .flow-row,.flow-row.reverse{grid-template-columns:1fr;direction:ltr}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:1fr}
}
@media(max-width:768px){
  .article-header{padding:100px 0 40px}
  .article-header h1{font-size:26px!important}
  .feature-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:12px;text-align:center}
  .comparison-table{overflow-x:auto}
  .cta-box{padding:32px 20px}
}