.article-hero{background:linear-gradient(135deg,#5b57c7,#76379d);color:#fff;padding:70px 24px}.article-hero>div{max-width:850px;margin:auto}.article-hero h1{font-size:clamp(38px,5vw,58px);margin:14px 0}.article-hero p{font-size:18px;color:#eee9fa;max-width:720px}.article-meta{display:flex;gap:18px;color:#ddd6ee;font-size:13px}.article-body{max-width:800px;margin:auto;padding:65px 24px 110px}.article-body h2{font-size:30px;margin-top:48px}.article-body h3{font-size:21px;margin-top:30px}.article-body p,.article-body li{color:#4b576b}.article-body a{color:#0096c7}.answer-box,.tip-box{border-radius:14px;padding:22px;margin:25px 0}.answer-box{background:#fff3ed;border-left:4px solid var(--orange)}.tip-box{background:#eef9ff;border-left:4px solid var(--cyan)}.article-body table{width:100%;border-collapse:collapse;margin:22px 0;background:#fff}.article-body th,.article-body td{text-align:left;padding:12px;border:1px solid var(--line)}.article-body th{background:#f0f4ff;color:var(--ink)}.article-cta{background:linear-gradient(135deg,#f0f4ff,#fff3ed);padding:26px;border-radius:16px;margin-top:45px}.contact-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:24px}.contact-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px}.contact-card label{display:block;font-weight:700;color:var(--ink);margin-bottom:16px}.contact-card input,.contact-card select,.contact-card textarea{display:block;width:100%;padding:12px;margin-top:6px;border:1px solid #ccd3e0;border-radius:9px;font:inherit}.contact-card textarea{min-height:160px;resize:vertical}@media(max-width:700px){.contact-grid{grid-template-columns:1fr}.article-meta{flex-direction:column;gap:3px}.article-body table{font-size:13px}}