.ops-tool .sn-app{max-width:940px;margin:0 auto;padding:24px 20px 60px}.ops-tool .sn-section{background:var(--bg3);border:1px solid var(--bdr);border-radius:12px;margin-bottom:16px;padding:18px 20px}.ops-tool .sn-results{background:linear-gradient(135deg,var(--acg),var(--bg3));border-color:var(--bdr-hi);box-shadow:0 0 24px #5563f71f}.ops-tool .sn-section-title{color:var(--tx2);letter-spacing:.6px;text-transform:uppercase;margin-bottom:14px;font-family:JetBrains Mono,monospace;font-size:11px;font-weight:700}.ops-tool .sn-section-title-hl{color:var(--ac)}.ops-tool .sn-input-grid{grid-template-columns:1fr 1fr;gap:14px;display:grid}.ops-tool .sn-input-grid>.sn-field:first-child{grid-column:1/-1}.ops-tool .sn-field{flex-direction:column;gap:6px;display:flex}.ops-tool .sn-label{color:var(--tx2);font-size:12px;font-weight:500}.ops-tool .sn-cidr-val{color:var(--ac);font-family:JetBrains Mono,monospace;font-weight:700}.ops-tool .sn-input{background:var(--bg2);border:1px solid var(--bdr);color:var(--tx);border-radius:8px;outline:none;padding:10px 12px;font-family:JetBrains Mono,monospace;font-size:14px;transition:border-color .15s,box-shadow .15s}.ops-tool .sn-input:focus{border-color:var(--bdr-hi);box-shadow:0 0 0 3px var(--acg)}.ops-tool .sn-input.is-error{border-color:var(--err)}.ops-tool .sn-error-msg{color:var(--err);font-size:11px}.ops-tool .sn-cidr-row{align-items:center;gap:10px;display:flex}.ops-tool .sn-slider{accent-color:var(--ac);flex:1}.ops-tool .sn-cidr-num{text-align:center;width:60px}.ops-tool .sn-row{border-bottom:1px solid #ffffff0a;align-items:center;gap:12px;padding:8px 0;display:flex}.ops-tool .sn-row:last-child{border-bottom:none}.ops-tool .sn-row-label{min-width:200px;color:var(--tx2);flex-shrink:0;font-size:12px}.ops-tool .sn-row-value{color:var(--tx);word-break:break-all;flex:1;font-size:14px}.ops-tool .sn-mono{font-family:JetBrains Mono,monospace}.ops-tool .sn-copy{background:var(--bg2);border:1px solid var(--bdr);color:var(--tx3);cursor:pointer;border-radius:5px;padding:2px 10px;font-family:JetBrains Mono,monospace;font-size:10px;transition:all .12s}.ops-tool .sn-copy:hover{border-color:var(--ac);color:var(--ac)}.ops-tool .sn-copy.is-copied{border-color:var(--ok);color:var(--ok)}.ops-tool .sn-split-row{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:12px;display:flex}.ops-tool .sn-split-lbl{color:var(--tx2);font-size:13px}.ops-tool .sn-split-input{text-align:center;width:70px}.ops-tool .sn-split-count{color:var(--tx3);margin-left:auto;font-family:JetBrains Mono,monospace;font-size:12px}.ops-tool .sn-split-table,.ops-tool .sn-cidr-table{border-collapse:collapse;width:100%;font-size:12px}.ops-tool .sn-split-table th,.ops-tool .sn-cidr-table th{text-align:left;color:var(--tx3);border-bottom:1px solid var(--bdr);text-transform:uppercase;letter-spacing:.5px;padding:6px 10px;font-size:10px;font-weight:500}.ops-tool .sn-split-table td,.ops-tool .sn-cidr-table td{color:var(--tx);border-bottom:1px solid #ffffff08;padding:6px 10px}.ops-tool .sn-split-table tr:last-child td,.ops-tool .sn-cidr-table tr:last-child td{border-bottom:none}.ops-tool .sn-notes{color:var(--tx3);font-size:11px}.ops-tool .sn-toggle{color:var(--tx);cursor:pointer;text-align:left;background:0 0;border:none;align-items:center;gap:8px;width:100%;padding:0;font-family:inherit;font-size:13px;display:flex}.ops-tool .sn-arrow{color:var(--tx3);font-size:11px;transition:transform .2s}.ops-tool .sn-arrow.is-open{transform:rotate(90deg)}.ops-tool .sn-cidr-table{margin-top:12px}@media (max-width:640px){.ops-tool .sn-input-grid{grid-template-columns:1fr}.ops-tool .sn-row{flex-direction:column;align-items:flex-start;gap:4px}.ops-tool .sn-row-label{min-width:unset}}