:root{--primary:#0e7ebe;--primary-light:rgba(14,126,190,.08);--secondary:#0b204b;--accent:#00c4ff;--text-dark:#1a202c;--text-medium:#4a5568;--text-light:#718096;--bg-light:#f8fafc;--success:#48bb78;--warning:#ff6b6b}.setup-grid{display:grid;gap:2rem;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));margin-bottom:4rem}.setup-card{background:#fff;border:1px solid rgba(11,32,75,.05);border-radius:16px;box-shadow:0 5px 15px rgba(11,32,75,.05);overflow:hidden;padding:2.5rem;position:relative;transition:all .3s ease}.setup-card:hover{box-shadow:0 10px 25px rgba(11,32,75,.1);transform:translateY(-5px)}.card-number{color:var(--primary-light);font-size:3rem;font-weight:800;line-height:1;position:absolute;right:1.5rem;top:1.5rem;z-index:0}.card-content{position:relative;z-index:1}.setup-card h3{color:var(--secondary);display:inline-block;font-size:1.5rem;margin-bottom:1.5rem;position:relative}.setup-card h3:after{background:linear-gradient(90deg,var(--primary),var(--accent));border-radius:3px;bottom:-8px;content:"";height:3px;left:0;position:absolute;width:40px}.setup-card ul{color:var(--text-medium);margin-left:0;padding-left:1.5rem}.setup-card li{margin-bottom:.75rem;position:relative}.setup-card li:before{color:var(--primary);content:"→";left:-1.25rem;position:absolute}.troubleshooting-section{background:#fff;border:1px solid hsla(0,100%,71%,.1);border-radius:16px;box-shadow:0 5px 15px hsla(0,100%,71%,.05);margin-top:3rem;overflow:hidden;padding:3rem;position:relative}.troubleshooting-section:before{background:linear-gradient(to bottom,var(--warning),#ffa3a3);content:"";height:100%;left:0;position:absolute;top:0;width:4px}.troubleshooting-section h2{color:var(--secondary);font-size:1.75rem;margin-bottom:1.5rem}.troubleshooting-section ul{color:var(--text-medium);margin-left:0;padding-left:1.5rem}.troubleshooting-section li{margin-bottom:.75rem;position:relative}.troubleshooting-section li:before{content:"⚠️";left:-1.5rem;position:absolute}@media (max-width:768px){.setup-title{font-size:2rem}.setup-intro{font-size:1.1rem}.setup-grid{grid-template-columns:1fr}.setup-card,.troubleshooting-section{padding:2rem}}