:root{--arka: #0f172a;--panel: #1e293b;--panel-acik: #334155;--metin: #e2e8f0;--metin-soluk: #94a3b8;--vurgu: #38bdf8;--kenar: #334155;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--arka);color:var(--metin);overscroll-behavior:none;-webkit-text-size-adjust:100%}.tuval,.tuval canvas{touch-action:none;-webkit-user-select:none;user-select:none}.yerlesim{display:flex;min-height:0;flex:1}@media (max-width: 1000px){.yerlesim>*{min-width:0}}@media (max-width: 1000px){.yerlesim{flex-direction:column}.panel-sol{width:100%!important;max-height:none!important;border-right:none!important;border-bottom:1px solid var(--kenar)}button{padding:10px 14px;min-height:40px}input[type=number],input[type=text],select{min-height:40px;font-size:16px}}button{font-family:inherit;cursor:pointer;border:none;border-radius:8px;padding:10px 18px;font-size:14px;font-weight:600;transition:filter .15s}button:hover:not(:disabled){filter:brightness(1.12)}button:disabled{opacity:.45;cursor:not-allowed}.btn-birincil{background:var(--vurgu);color:#04263a}.btn-ikincil{background:var(--panel-acik);color:var(--metin)}.btn-tehlike{background:#ef4444;color:#fff}input[type=text],input[type=number]{font-family:inherit;font-size:14px;padding:8px 10px;border-radius:8px;border:1px solid var(--kenar);background:var(--arka);color:var(--metin);width:100%}input:focus{outline:2px solid var(--vurgu);outline-offset:0}select{font-family:inherit;font-size:14px;padding:8px 10px;border-radius:8px;border:1px solid var(--kenar);background:var(--arka);color:var(--metin);width:100%}select:focus{outline:2px solid var(--vurgu)}label{display:block;font-size:13px;color:var(--metin-soluk);margin-bottom:6px}details{border:1px solid var(--kenar);border-radius:8px;padding:8px 12px}details summary{cursor:pointer;font-weight:600;font-size:14px}