:root{--primary-color:#0f172a;--secondary-color:#475569;--accent-color:#3b82f6}body{background-color:#f8fafc;font-family:system-ui,-apple-system,sans-serif;color:var(--primary-color);line-height:1.6}.card{border:none;border-radius:12px;box-shadow:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.1);transition:transform .2s ease,box-shadow .2s ease}.card:hover{transform:translateY(-2px);box-shadow:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -4px rgba(0,0,0,.1)}.card-header{background-color:transparent;border-bottom:1px solid #e2e8f0;font-weight:600}.card-body,.card-header{padding:1.5rem}.step-number{background-color:var(--primary-color);color:#fff;width:28px;height:28px;display:inline-flex;align-items:center;justify-content:center;border-radius:50%;font-size:.85rem;font-weight:700;margin-right:12px;flex-shrink:0}.btn-primary{background-color:var(--accent-color);border:none;padding:.5rem 1.25rem;font-weight:500;transition:all .2s ease}.btn-primary:hover{background-color:#2563eb;transform:translateY(-1px)}a{color:var(--accent-color);text-decoration:none;transition:color .2s ease}a:hover{color:#2563eb;text-decoration:underline}.list-group-item{padding:1rem 1.5rem;border-left:none;border-right:none;display:flex;align-items:flex-start}.list-group-item:first-child{border-top:none}.list-group-item:last-child{border-bottom:none}.rounded-lg{border-radius:12px}.shadow-sm{box-shadow:0 1px 2px 0 rgba(0,0,0,.05)}.hover-lift{transition:transform .2s ease,box-shadow .2s ease}.hover-lift:hover{transform:translateY(-4px);box-shadow:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -2px rgba(0,0,0,.05)}body{padding-top:56px}.btn-shine{position:relative;overflow:hidden;transition:all .3s ease;background:linear-gradient(45deg,#1a1a1a,#333);border:none;box-shadow:0 4px 15px rgba(0,0,0,.2)}.btn-shine:after{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.2),transparent);transition:.5s}.btn-shine:hover:after{left:100%}.btn-shine:hover{transform:translateY(-2px);box-shadow:0 10px 20px -10px rgba(0,0,0,.5)}