.qc-content{margin:50px auto;padding:30px;max-width:1000px;background:var(--surface);border:1px solid var(--line);border-radius:24px;text-align:left}.qc-content h2{font-size:28px}.qc-content h3{font-size:19px}.qc-content p,.qc-guide p,.qc-guide li{line-height:1.8;color:var(--muted)}.qc-content .benefit-grid{gap:28px}.qc-guide{max-width:850px;margin:40px auto;padding:24px}.qc-guide h1{font-size:38px;line-height:1.2}.qc-guide h2{font-size:25px;margin-top:36px}.qc-guide li{margin:12px 0}.qc-guide a{color:#2864cc}.qc-guide blockquote{border-left:4px solid #397df5;margin:20px 0;padding:18px;background:white;line-height:1.8}@media(max-width:600px){.qc-content{padding:20px}.qc-guide h1{font-size:30px}.qc-guide{margin:12px auto}}