:root{color-scheme:light dark}*{box-sizing:border-box}body{margin:0;font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;min-height:100vh;background:radial-gradient(circle at top,#0b1227 0,#0f172a 70%);color:#e5e7eb}.app{max-width:760px;margin:0 auto;padding:24px 16px 40px}h1{margin:0;font-size:1.7rem}header p{margin-top:8px;color:#9ca3af}.ip-card{margin-top:24px;background:linear-gradient(135deg,#1e3a5f,#162032);border:1px solid #334155;border-radius:16px;padding:28px 24px}.ip-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}.ip-row-v6{margin-top:16px;padding-top:16px;border-top:1px solid #1e3a5f}.ip-block{flex:1;min-width:0}.ip-label{display:block;font-size:.78rem;color:#9ca3af;text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px}.ip-value{font-size:2rem;font-weight:700;color:#38bdf8;letter-spacing:.02em;word-break:break-all}.ip-value-sm{font-size:1.1rem;color:#7dd3fc}.copy-btn{border:1px solid #334155;background:#1f2937;color:#e5e7eb;padding:7px 14px;border-radius:8px;cursor:pointer;font-size:.88rem;flex-shrink:0}.copy-btn:hover{border-color:#38bdf8}.details-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin-top:16px}.details-grid.hidden{display:none}.detail-card{background:#111827;border:1px solid #1f2937;border-radius:10px;padding:14px 16px}.detail-label{font-size:.75rem;color:#6b7280;text-transform:uppercase;letter-spacing:.05em;margin-bottom:4px}.detail-value{font-size:.97rem;color:#e5e7eb;word-break:break-word}.toolbar{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px}button{border:1px solid #334155;background:#1f2937;color:#e5e7eb;padding:9px 16px;border-radius:8px;cursor:pointer;font-size:.95rem}button:hover{border-color:#38bdf8}.status{margin-top:12px;font-size:.88rem;color:#9ca3af;min-height:20px}.network-tools{margin-top:28px}.network-tools h2{margin:0 0 12px;font-size:1.1rem;color:#cbd5e1}.network-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}.network-card{display:block;text-decoration:none;background:#111827;border:1px solid #1f2937;border-radius:10px;padding:12px 14px}.network-card .name{color:#e5e7eb;font-size:.95rem;font-weight:600;margin-bottom:4px}.network-card .desc{color:#9ca3af;font-size:.84rem;line-height:1.4}.network-card:hover{border-color:#38bdf8}.seo-content{margin-top:40px;padding-top:20px;border-top:1px solid #1f2937;color:#6b7280;font-size:.88rem;line-height:1.6}.seo-content h2{font-size:1rem;color:#9ca3af;margin-bottom:8px}.seo-content p{margin:6px 0}