*{box-sizing:border-box}body{margin:0;background:#f3f6f4;color:#17382e;font-family:system-ui,sans-serif}header{background:#17382e;color:white;padding:28px max(24px,calc((100vw - 1200px)/2))}header span{font-size:12px;letter-spacing:2px;color:#a9d3be}h1{font-size:30px;margin:12px 0}header p{color:#d5e7de}main{max-width:1250px;margin:auto;padding:24px}nav,.copies{display:flex;gap:12px;align-items:center;flex-wrap:wrap}button,select{font:inherit;padding:10px 16px;border:1px solid #9eb8ad;border-radius:6px;background:white;color:#17382e}button{cursor:pointer}#run{background:#236448;color:white}button:disabled{opacity:.55;cursor:wait}section{background:white;padding:20px;border:1px solid #d3dfd8;border-radius:8px;margin:18px 0}label{display:block;font-weight:600}textarea{display:block;width:100%;margin:8px 0 18px;padding:12px;border:1px solid #a8bbb1;border-radius:5px;resize:vertical;font:15px/1.5 monospace;tab-size:4;color:#172c24;background:#fcfdfc}#code{height:340px}#stdin{height:90px}.editors{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.editors textarea{height:280px}pre{white-space:pre-wrap;overflow-wrap:anywhere;background:#12281f;color:#d9f4e3;padding:16px;min-height:100px;max-height:380px;overflow:auto}iframe{width:100%;height:360px;border:1px solid #b6c7bd;background:white}footer{font-size:13px;color:#5f7468}h2{font-size:18px}[hidden]{display:none!important}@media(max-width:850px){.editors{grid-template-columns:1fr}}

#java-tabs{display:flex;gap:6px;flex-wrap:wrap;margin:12px 0}#java-tabs button[aria-selected="true"]{background:#236448;color:white}input{font:inherit;padding:9px;border:1px solid #9eb8ad;border-radius:5px}.copies{margin-bottom:14px}#java-tools p{font-size:14px}

.narrow{max-width:620px}.narrow input{width:100%;margin-top:12px}.settings{display:flex;gap:20px;flex-wrap:wrap}.settings input:not([type=checkbox]){display:block;max-width:200px;margin-top:8px}.two{grid-template-columns:repeat(2,1fr)}table{width:100%;border-collapse:collapse;text-align:left}td,th{padding:12px;border-bottom:1px solid #d3dfd8}.table-wrap{overflow:auto}@media(max-width:850px){.two{grid-template-columns:1fr}}

.image-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:16px;margin:18px 0}.image-card{border:1px solid #d3dfd8;border-radius:6px;padding:12px;display:flex;flex-direction:column;gap:8px;overflow:hidden}.image-card img{width:100%;height:110px;object-fit:contain;background:#f3f6f4}.image-card code{overflow-wrap:anywhere;font-size:12px}.image-card p{font-size:12px;margin:0}.image-catalog{padding:14px;background:#f3f6f4;border-radius:6px;margin-bottom:20px}.image-catalog summary{cursor:pointer;font-weight:600}#image-upload{display:flex;align-items:center;gap:12px;flex-wrap:wrap}

#sql-code{height:260px}#sql-tables{display:flex;gap:8px;flex-wrap:wrap;margin:12px 0}#sql-results td{white-space:pre-wrap;max-width:400px;overflow-wrap:anywhere}.sql-null{color:#71857b;font-style:italic}#sql-upload input[type=file],#java-upload input[type=file]{margin:12px 0}#sql-upload label{margin:12px 0}