.sns-card{border:1px solid #e5e7eb;border-radius:14px;padding:20px;background:linear-gradient(180deg,#ffffff, #fafbff);box-shadow:0 6px 24px rgba(0,0,0,.05);}
.sns-card h3{margin:0 0 8px 0;font-size:20px;}
.sns-card p{margin:0 0 12px 0;color:#4b5563}
.sns-form{display:flex;gap:.6rem;flex-wrap:wrap;align-items:center}
.sns-form .sns-field{flex:1 1 240px;min-width:220px}
.sns-input{width:100%;padding:.7rem .9rem;border:1px solid #d1d5db;border-radius:8px;outline:0}
.sns-btn{padding:.7rem 1.1rem;border:0;border-radius:8px;background:#111;color:#fff;cursor:pointer;transition:transform .04s ease, box-shadow .2s ease}
.sns-btn:active{transform:translateY(1px)}
.sns-consent{display:flex;gap:.5rem;align-items:flex-start;font-size:13px;color:#6b7280}
.sns-consent input{margin-top:.25rem}
.sns-note{font-size:13px;color:#6b7280}
.sns-msg{margin-top:10px;font-size:14px;color:#059669}
.sns-msg.bad{color:#b91c1c}