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[hidden]{display:none!important}.tabs{display:flex;gap:5px;margin:6px 0 16px;background:#dfeae4;padding:5px;border-radius:13px}.tabs button{flex:1;margin:0;background:transparent;color:#36564a;padding:10px 6px;font-size:14px;min-width:0}.tabs button[aria-selected="true"]{background:white;color:#126b58;box-shadow:0 2px 5px #16372b18}#settings-panel{border:1px solid #b6cdc0}#advanced-split{background:#f3f7f4;border-radius:12px;padding:8px 12px;margin:12px 0}#advanced-split summary{font-weight:650}#split-preview{font-weight:600}nav{flex-wrap:wrap;gap:4px}nav a{margin-right:auto}nav button{font-size:14px;padding:9px 12px}@media(max-width:360px){.tabs button{font-size:12px}nav button{font-size:12px}}