:root{color-scheme:dark;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#f0f5f6;background:#0a1520;font-size:16px}
*{box-sizing:border-box}body{margin:0;height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden}button,textarea{font:inherit}button{min-height:48px;min-width:48px;padding:10px 16px;border:1px solid #465767;border-radius:14px;background:#213442;color:#f0f5f6;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation}button:active{background:#3a5968}button:disabled{opacity:.5;cursor:default}button:focus-visible,textarea:focus-visible,#viewport:focus-visible{outline:3px solid #a7efcc;outline-offset:3px}button[aria-pressed=true],.primary{background:#b6f0d1;color:#112e28;border-color:#b6f0d1}header{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px max(18px,env(safe-area-inset-right)) 12px max(18px,env(safe-area-inset-left));background:#101e29}header strong{font-size:20px}header span{font-size:13px;color:#b9cbd3}#clock{display:block;margin-top:3px}#connection{text-align:right}main{position:relative;flex:1;min-height:0;overflow:hidden}#viewport{position:absolute;inset:0;touch-action:none;user-select:none;display:grid;place-items:center}#scene{width:100%;height:100%;object-fit:contain;pointer-events:none}#loading{position:absolute;background:#101e29;padding:18px;border-radius:16px}.camera{position:absolute;right:max(12px,env(safe-area-inset-right));top:12px;display:flex;flex-direction:column;gap:8px}.camera button{font-size:24px;padding:4px;background:#152a38e8}.hint{position:absolute;bottom:8px;left:12px;right:12px;text-align:center;pointer-events:none;font-size:12px;color:#d3e5ed;text-shadow:0 1px 4px #000}nav{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;padding:10px max(10px,env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));background:#101e29}nav button{padding:10px 5px;font-size:14px}dialog{width:min(520px,100%);max-width:100%;max-height:85vh;max-height:85dvh;margin:auto auto 0;padding:18px 20px max(20px,env(safe-area-inset-bottom));border:1px solid #425666;border-radius:24px 24px 0 0;background:#142530;color:#f0f5f6;overflow:auto;overscroll-behavior:contain}dialog::backdrop{background:#020a126b}.sheet-header{display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:-18px;background:#142530;z-index:1;padding:8px 0}h1{font-size:23px;margin:8px 0}h2{font-size:18px;margin:24px 0 8px}p{line-height:1.5;color:#bdcfd8}.place-list{display:grid;gap:8px}.place-list button{text-align:left;width:100%}.row{display:flex;gap:10px;margin:10px 0}.row button{flex:1}textarea{width:100%;resize:vertical;min-height:88px;padding:12px;margin:8px 0;border:1px solid #6a8391;border-radius:12px;background:#0c1b25;color:#f0f5f6;font-size:16px}label{display:block}.form-actions{display:flex;justify-content:flex-end;gap:8px}.messages{max-height:32vh;overflow:auto;overscroll-behavior:contain}.entry{padding:12px 14px;background:#203643;border-radius:12px;margin:10px 0;white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.5}.entry strong{display:block;font-size:13px;color:#b6f0d1;margin-bottom:4px}.entry p{margin:0;color:#f0f5f6}#chat-status{font-size:13px;overflow-wrap:anywhere}#notice{position:fixed;top:80px;left:16px;right:16px;z-index:5;background:#61352b;color:white;padding:14px;border-radius:12px;pointer-events:none}[hidden]{display:none!important}@media(min-width:800px){nav{align-self:center;width:560px;border-radius:20px 20px 0 0}dialog{margin:auto;border-radius:24px;max-height:85dvh}.camera{right:24px;top:24px}}@media(max-height:500px){.camera{flex-direction:row;top:8px;right:8px}.hint{display:none}header{padding-top:6px;padding-bottom:6px}dialog{max-height:96dvh}nav{padding-top:6px}nav button{min-height:44px}}

input{font:inherit;font-size:16px;width:100%;min-height:48px;margin:8px 0 16px;padding:12px;border:1px solid #6a8391;border-radius:12px;background:#0c1b25;color:#f0f5f6}input:focus-visible{outline:3px solid #a7efcc;outline-offset:3px}summary{min-height:48px;padding:14px 0;cursor:pointer}details{margin-top:14px}#join-form button{width:100%}#account button{margin:6px 0}#scene{display:block}#roofs{margin-bottom:4px}

#notice{position:static;margin:12px 0;pointer-events:auto}