*{box-sizing:border-box}body{margin:0;background:#080f20;color:#ede7dc;font:16px/1.6 system-ui,sans-serif}header{max-width:1180px;margin:auto;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:22px 24px;border-bottom:1px solid #b49a5833}.brand{font:24px Georgia,serif;color:#ffe5aa;text-decoration:none}nav{display:flex;gap:8px;flex-wrap:wrap}button,.file-button{font:inherit;cursor:pointer;background:#162640;color:#f8e6bf;border:1px solid #657084;border-radius:8px;padding:10px 16px;min-height:44px}button:hover,button[aria-pressed=true]{background:#2a3d5c;border-color:#dfbb73}button:disabled{opacity:.6;cursor:default}button:focus-visible,a:focus-visible{outline:3px solid #f4cc77;outline-offset:3px}main{max-width:1080px;margin:0 auto;padding:16px 24px 40px}h1{font:clamp(28px,4vw,40px)/1.2 Georgia,serif;color:#ffe5aa}h2{font-size:22px}#score{font-size:14px;color:#c8c8cf;margin:0 0 14px}footer{text-align:center;color:#99a5bd;font-size:14px;padding:22px}.actions{display:flex;gap:10px;flex-wrap:wrap}.file-button input{display:block;max-width:230px;margin-top:6px;font-size:14px}.notice{color:#bbc6da;font-size:14px;max-width:760px}.quest-editor{background:#111d33;color:#eee7dc;border-color:#596782}.quest-editor fieldset{border-color:#596782}.quest-editor input,.quest-editor select,.quest-editor textarea{background:#091326;color:#f7efdf;border:1px solid #68758d;border-radius:7px;padding:12px;font:inherit}.quest-editor label{line-height:1.5}.quest-editor small{color:#b7c4da;font-size:14px}.quest-editor summary{color:#ffdf9b;padding:6px}.quest-editor .primary{background:#dbc080;color:#13203a}.quest-editor fieldset label:has(input[type=checkbox]){display:inline-block;margin-right:18px}.quest-route{flex-wrap:wrap}#steps{padding-left:25px}#steps li{padding:15px 0 12px 12px;border-bottom:1px solid #42506b}#steps p{margin:8px 0;color:#bdc8db}#local-history{padding-left:24px}#status{color:#ffdf9b}[hidden]{display:none!important}@media(max-width:600px){header{align-items:flex-start;flex-direction:column;padding:16px;gap:12px}.brand{font-size:23px}nav{width:100%;gap:6px}nav button{flex:1;padding:8px 10px}main{padding:14px 12px 28px}.quest-arena .quest-scene{height:43svh}.quest-editor{padding:12px}.quest-editor fieldset{padding:10px}.actions>*{width:100%}}

/* A quiet, opt-in discovery. No arena code or images load until entry. */
.portal-wall{margin:3rem auto 1rem;max-width:28rem;text-align:center;border:0;background:transparent}
.portal-wall[hidden],[data-admin-journal][hidden]{display:none!important}
.portal-wall>summary{list-style:none;display:grid;place-items:center;width:48px;height:48px;margin:auto;cursor:pointer;color:#b6a48666;border-radius:50%;font-size:1.4rem;transition:color .5s,box-shadow .5s;animation:wall-whisper 9s ease-in-out infinite}
.portal-wall>summary::-webkit-details-marker{display:none}
.portal-wall>summary:hover,.portal-wall>summary:focus-visible,.portal-wall[open]>summary{color:#edd3a2;box-shadow:0 0 18px #d3ac6526;outline:1px solid #d3ac6566}
.portal-wall-room{padding:1rem 1.25rem 1.5rem;border-block:1px solid #b6a48633;background:#13233188;border-radius:12px}
.portal-wall-room p{color:#cec5b3}.portal-wall-room a{display:inline-block;padding:12px 20px;color:#eed6ab;text-underline-offset:6px}
@keyframes wall-whisper{0%,78%,100%{color:#b6a48655}87%{color:#d9ba87bb;text-shadow:0 0 12px #d9ba8744}}
@media(prefers-reduced-motion:reduce){.portal-wall>summary{animation:none;transition:none}}