.logo .sep{color:var(--border);margin:0 8px;font-size:16px}.logo .hub-link{color:var(--muted);text-decoration:none;transition:color .2s}.logo .hub-link:hover{color:var(--accent)}main{flex:1;padding:40px 24px 64px}.container-wide{max-width:960px;margin:0 auto;width:100%;display:flex;flex-direction:column;gap:24px}.title-section{text-align:center;padding-bottom:8px}.title{font-size:clamp(24px,4vw,36px);font-weight:800;background:linear-gradient(135deg,#fff 0%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}.input-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:20px;display:flex;flex-direction:column;gap:16px}.card- .card-label{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}.cidr-input-card{max-width:700px;margin:0 auto;width:100%}.cidr-input-row{display:flex;gap:12px;align-items:center}.cidr-input-row input[type=text]{flex:1;background:var(--bg3);border:1px solid var(--border);color:#fff;padding:12px 16px;border-radius:var(--r);outline:none;font-size:18px;font-family:JetBrains Mono,monospace;font-weight:600;letter-spacing:1px;transition:border-color .2s}.cidr-input-row input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-dim)}.preset-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:4px}.preset-btn{background:var(--bg3);border:1px solid var(--border);color:var(--text);padding:4px 12px;border-radius:20px;font-size:12px;font-family:JetBrains Mono,monospace;cursor:pointer;transition:all .2s}.preset-btn:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-dim)}.results-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;max-width:900px;margin:0 auto;width:100%}.result-card{background:var(--bg2);border:1px solid var(--border);border-radius:12px;padding:20px;position:relative;transition:border-color .2s}.result-card:hover{border-color:var(--muted)}.result-card.highlight{border-color:var(--accent);background:var(--accent-dim)}.result-label{font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.5px;margin-bottom:8px}.result-value{font-size:22px;font-weight:700;color:#fff;font-family:JetBrains Mono,monospace;letter-spacing:1px}.result-card.highlight .result-value{color:var(--accent)}.copy-mini{position:absolute;top:12px;right:12px;background:transparent;border:1px solid var(--border);color:var(--muted);width:28px;height:28px;border-radius:6px;cursor:pointer;font-size:14px;transition:all .2s;display:flex;align-items:center;justify-content:center}.copy-mini:hover{border-color:var(--accent);color:var(--accent)}.error-msg{background:#ff50501a;border:1px solid rgba(255,80,80,.3);color:#ff7070;padding:16px 20px;border-radius:var(--r);font-size:14px;text-align:center;max-width:700px;margin:0 auto;width:100%}@media(max-width:768px){.logo .hub-link,.logo .sep:last-of-type{display:none}main{padding:24px 16px 48px}.container-wide{gap:16px}.cidr-input-row{flex-direction:column;align-items:stretch}.cidr-input-row input[type=text]{font-size:16px}.cidr-input-row .results-grid{grid-template-columns:1fr 1fr}.result-value{font-size:16px}.nav-actions{}}@media(max-width:480px){.results-grid{grid-template-columns:1fr}}