#landing{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.landing-card{background:#111827;border:1px solid #1f2937;padding:32px;border-radius:12px;max-width:520px;width:100%;text-align:center;box-shadow:0 20px 50px #00000059}.landing-card h1{margin-top:0;font-size:28px}.landing-card p{color:#cbd5e1}.auth-error{color:#fca5a5;margin-top:10px}.landing-actions{display:flex;gap:12px;justify-content:center;margin-top:20px}header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:#111827;border-bottom:1px solid #1f2937}main{display:grid;grid-template-columns:200px 1fr;min-height:calc(100vh - 70px)}aside{background:#0b1220;border-right:1px solid #1f2937}.nav{padding:12px}.nav-item{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;border:none;color:#e2e8f0;text-decoration:none;text-align:left;font:inherit;padding:12px;margin-bottom:8px;border-radius:8px;background:#111827}.nav-item.active{background:linear-gradient(135deg,#2563eb,#7c3aed)}.nav-toggle{cursor:pointer;background:#111827}.nav-caret{color:#94a3b8}.nav-sub{padding-left:8px;margin-bottom:8px}.nav-sub-item{background:#0f172a;font-size:13px;padding:8px 10px;margin-bottom:6px}body.pong-active{overflow:hidden}body.pong-active #content{height:calc(100vh - 70px);overflow:hidden}body.pong-active main{height:calc(100vh - 70px)}#content{padding:24px}#status{margin-bottom:12px;color:#cbd5e1}.table-shell{position:relative}.skeleton-row td{border-bottom:1px solid #1f2937}.skeleton{height:14px;border-radius:4px;background:#1f2937;position:relative;overflow:hidden}.skeleton:after{content:"";position:absolute;top:0;left:-100%;height:100%;width:100%;background:linear-gradient(90deg,transparent,rgba(148,163,184,.25),transparent);animation:shimmer 1.2s infinite}.spinner{border:2px solid #334155;border-top:2px solid #60a5fa;border-radius:50%;width:18px;height:18px;animation:spin 1s linear infinite}.modal-content{position:relative}.modal-content.is-busy{opacity:.8;cursor:progress}.modal-overlay{position:absolute;top:0;right:0;bottom:0;left:0;background:#0f172a66;display:flex;align-items:center;justify-content:center;z-index:2}.controls{margin-bottom:12px}button{border:none;padding:10px 14px;border-radius:6px;background:#2563eb;color:#fff;cursor:pointer;font-weight:600}button.secondary{background:#334155}table{width:100%;border-collapse:collapse;background:#111827;border-radius:8px;overflow:hidden;table-layout:fixed}th,td{padding:12px;border-bottom:1px solid #1f2937}th{text-align:left;background:#0b1220;position:relative}tr:hover{background:#1f2937}.th-content{display:inline-flex;align-items:center;gap:6px;cursor:pointer;-webkit-user-select:none;user-select:none}.sort-indicator{font-size:12px;color:#94a3b8}.resize-handle{position:absolute;right:0;top:0;width:6px;height:100%;cursor:col-resize}.content-cell{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer}.action-btn{background:transparent;color:#cbd5e1;padding:6px}.action-btn:hover{color:#fff}#modal{position:fixed;top:0;left:0;width:100%;height:100%;background:#0009;display:flex;align-items:center;justify-content:center}.modal-content{background:#0b1220;padding:20px;border-radius:8px;width:400px;max-width:90%;box-shadow:0 10px 40px #0000004d}textarea{width:100%;background:#111827;color:#e2e8f0;border:1px solid #1f2937;border-radius:6px;padding:10px;margin:10px 0}.view-text{background:#111827;color:#e2e8f0;border:1px solid #1f2937;border-radius:6px;padding:10px;margin:10px 0;max-height:300px;overflow:auto;white-space:pre-wrap}.modal-actions{display:flex;justify-content:flex-end;gap:10px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes shimmer{to{left:100%}}.pong-page{display:flex;flex-direction:column;gap:16px;height:100%;min-height:0}.pong-score{display:flex;justify-content:space-between;max-width:960px;font-weight:600;color:#e2e8f0}.pong-stage{position:relative;width:100%;max-width:960px}.pong-stage canvas{border:1px solid #1f2937;border-radius:12px;background:#0b1220;width:100%;height:auto;aspect-ratio:12 / 7;max-height:calc(100vh - 220px)}.pong-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;background:#02061799;color:#e2e8f0;border-radius:12px;text-align:center;padding:16px}.pong-overlay h2{margin:0;font-size:32px}.pong-overlay p{margin:0;color:#cbd5e1}.pong-status{font-size:12px;color:#fca5a5}*{box-sizing:border-box}body{margin:0;font-family:Arial,sans-serif;background:#0f172a;color:#e2e8f0}