.rsa-card{background:#fff;padding:25px;border:1px solid #ccd0d4;border-radius:8px;max-width:900px;margin-top:20px}.rsa-acc{border:1px solid #e2e8f0;margin:15px 0;border-radius:10px;background:#fff;box-shadow:0 2px 4px rgba(0,0,0,.03);overflow:hidden}.rsa-acc-h{padding:15px 20px;background:#f8fafc;cursor:pointer;font-weight:600;color:#1e293b;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #f1f5f9}.rsa-acc-h::after{content:"+";font-weight:700}.rsa-acc.active .rsa-acc-h::after{content:"−"}.rsa-acc-c{display:none;padding:20px;line-height:1.8;color:#334155;border-top:1px solid #f1f5f9}.rsa-contact-box{background:#fdfdfd;border:1px solid #e2e8f0;padding:25px;margin-top:40px;border-radius:12px;border-left:6px solid #2563eb;white-space:pre-line}