:root{color-scheme:dark;--bg: #081118;--panel: rgba(7, 19, 28, .88);--panel-border: rgba(138, 214, 255, .18);--text: #eef8ff;--muted: #9fbbca;--accent-strong: #d4f7ff}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Space Grotesk,Segoe UI,sans-serif;background:radial-gradient(circle at top left,rgba(105,209,255,.18),transparent 28%),radial-gradient(circle at bottom right,rgba(0,255,170,.14),transparent 24%),linear-gradient(160deg,#030910,#081118 48%,#03070d);color:var(--text)}.layout{display:grid;grid-template-columns:minmax(300px,360px) 1fr;gap:24px;min-height:100vh;padding:24px;transition:grid-template-columns .18s ease,gap .18s ease,padding .18s ease}.sidebar{display:flex;flex-direction:column;gap:18px}.panel{background:var(--panel);border:1px solid var(--panel-border);border-radius:24px;padding:20px;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 18px 48px #00000047}.eyebrow,.label,.muted{color:var(--muted)}.eyebrow,.label{display:block;text-transform:uppercase;letter-spacing:.14em;font-size:.72rem}h1{margin:6px 0 10px;font-size:clamp(2rem,4vw,3.1rem)}.mode-switch{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.mode-chip{padding:10px 14px;border:1px solid rgba(212,247,255,.18);border-radius:999px;color:var(--accent-strong);background:#ffffff08;transition:background .12s ease,border-color .12s ease,transform .12s ease}.mode-chip:hover{transform:translateY(-1px);background:#ffffff0f}.mode-chip.active{background:#69d1ff29;border-color:#d4f7ff57}.mode-chip-button{font:inherit;cursor:pointer}.status-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.status-grid strong{display:block;margin-top:6px;font-size:1.15rem}.full-width{grid-column:1 / -1}a{color:var(--accent-strong);text-decoration:none;word-break:break-all}.qr-panel{display:grid;justify-items:center;gap:14px}#qr-canvas{background:#fff;border-radius:18px;padding:12px}.table-shell{position:relative;min-height:70vh;background:linear-gradient(180deg,#0a161fad,#050b11eb);border:1px solid rgba(138,214,255,.12);border-radius:28px;overflow:hidden;box-shadow:inset 0 1px #ffffff0d,0 22px 60px #00000059}#game-canvas{width:100%;height:100%;display:block}body.sidebar-collapsed .layout{grid-template-columns:92px 1fr;gap:16px}body.sidebar-collapsed .sidebar{gap:12px}body.sidebar-collapsed .toolbar-panel{padding:14px}body.sidebar-collapsed .toolbar-panel h1,body.sidebar-collapsed .toolbar-panel .eyebrow,body.sidebar-collapsed .toolbar-panel #mode-copy,body.sidebar-collapsed .toolbar-panel #mode-multiplayer,body.sidebar-collapsed .toolbar-panel #mode-singleplayer{display:none}body.sidebar-collapsed .mode-switch{margin-top:0;flex-direction:column;align-items:stretch}body.sidebar-collapsed .mode-chip{text-align:center;padding:12px 10px}body.sidebar-collapsed .sidebar-detail{display:none}body.sidebar-collapsed .table-shell{min-height:calc(100vh - 48px)}@media (max-width: 980px){.layout{grid-template-columns:1fr}.table-shell{min-height:52vh}body.sidebar-collapsed .layout{grid-template-columns:1fr}body.sidebar-collapsed .sidebar-detail{display:none}}