*{box-sizing:border-box;margin:0;padding:0}:root{--bg: #eef0f3;--panel: #ffffff;--panel-2: #f1f2f5;--text: #24262b;--text-dim: #878d97;--accent: #2a9d8f;--danger: #e76f51;--border: #e2e4e9;--radius: 10px}html,body{height:100%;background:var(--bg);color:var(--text);font-family:Hiragino Sans,Noto Sans JP,Yu Gothic UI,system-ui,sans-serif;overflow:hidden}.hidden{display:none!important}#root,#app{height:100vh}#app{display:flex}#game-wrap{flex:1;position:relative;min-width:0}#game-wrap canvas{display:block}#bubbles{position:absolute;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:5}.video-bubble{position:absolute;top:0;left:0;border-radius:50%;overflow:hidden;border:3px solid #fff;box-shadow:0 2px 10px #0006;background:#000}.video-bubble video{width:100%;height:100%;object-fit:cover}#screens{position:absolute;top:12px;left:50%;transform:translate(-50%);z-index:20;width:min(720px,80%);background:var(--panel);border-radius:var(--radius);box-shadow:0 6px 24px 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transparent}.side-tab.active{color:var(--text);border-bottom-color:var(--accent)}.side-content{flex:1;display:flex;flex-direction:column;overflow:hidden}.chat-list{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:10px}.chat-msg-head{display:flex;align-items:baseline;gap:8px}.chat-msg-name{font-weight:700;font-size:13px}.chat-msg-time{font-size:10px;color:var(--text-dim)}.chat-msg-body{font-size:13px;line-height:1.5;word-break:break-word;white-space:pre-wrap}.chat-file{display:inline-block;font-size:13px;color:#1971c2;text-decoration:none;background:var(--panel-2);padding:6px 10px;border-radius:6px;margin-top:2px}.chat-file:hover{text-decoration:underline}.chat-form{display:flex;gap:6px;padding:10px;border-top:1px solid var(--border)}.chat-form input{flex:1;background:var(--panel-2);border:1px solid #d6d9df;border-radius:6px;color:var(--text);padding:8px 10px;font-size:13px}.chat-form input:focus{outline:none;border-color:var(--accent)}.chat-form button{background:var(--accent);color:#fff;border:none;border-radius:6px;padding:0 14px;cursor:pointer;font-size:13px}.members-list{overflow-y:auto;padding:12px}.members-count{font-size:12px;color:var(--text-dim);margin-bottom:10px}.member-row{display:flex;align-items:center;gap:10px;padding:7px 4px}.member-dot{width:30px;height:30px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff;font-weight:700;flex-shrink:0}.member-name{flex:1;font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.member-icons{font-size:12px}#tab-files{padding:12px;gap:10px}.upload-btn{display:block;text-align:center;background:var(--accent);color:#fff;padding:10px;border-radius:var(--radius);cursor:pointer;font-size:13px}.upload-btn:hover{opacity:.9}.upload-status{font-size:12px;color:var(--text-dim);padding:4px 0}.files-list{overflow-y:auto;display:flex;flex-direction:column;gap:8px;margin-top:6px}.files-empty{font-size:12px;color:var(--text-dim);text-align:center;padding:20px 0}.file-row{display:block;background:var(--panel-2);border-radius:8px;padding:10px;text-decoration:none;color:var(--text)}.file-row:hover{background:#e9ebef}.file-name{font-size:13px;margin-bottom:4px;word-break:break-all}.file-meta{font-size:11px;color:var(--text-dim)}#join-modal{position:fixed;top:0;right:0;bottom:0;left:0;background:var(--bg);display:flex;align-items:center;justify-content:center;z-index:100}.join-card{background:var(--panel);border-radius:16px;padding:32px 36px;width:min(420px,92vw);display:flex;flex-direction:column;gap:10px;box-shadow:0 12px 48px #28324638;border:1px solid var(--border)}.join-mode-tabs{display:flex;gap:6px;justify-content:center;margin-bottom:6px}.join-mode-tabs .chip{font-size:13px;padding:7px 14px}#join-circle-preview{width:96px;height:96px;border-radius:50%;margin:24px auto;display:flex;align-items:center;justify-content:center;font-size:38px;color:#fff;font-weight:700;border:4px solid #fff;box-shadow:0 4px 16px #28324640}.join-circle-note{justify-content:center;gap:10px!important;color:var(--text-dim);font-size:13px;line-height:1.7}.join-card-wide{width:min(560px,94vw)}.join-layout{display:flex;gap:20px}.join-preview-col{display:flex;flex-direction:column;gap:8px;align-items:center;width:150px;flex-shrink:0}#join-canvas{width:80px;height:160px;image-rendering:pixelated;background:var(--panel-2);border-radius:12px;padding:8px}.join-preview-col input[type=text]{width:100%}.join-builder{flex:1;display:flex;flex-direction:column;gap:5px;min-width:0}.join-row-label{font-size:11px;color:var(--text-dim);margin-top:4px}.join-chips{display:flex;gap:4px;flex-wrap:wrap}.chip{background:var(--panel-2);color:var(--text);border:2px solid transparent;border-radius:999px;padding:4px 10px;cursor:pointer;font-size:11px}.chip:hover{border-color:var(--text-dim)}.chip.active{border-color:var(--accent);background:#2a9d8f40}.join-random{margin-top:8px;align-self:flex-start;background:var(--panel-2);color:var(--text);border:1px solid #44454d;border-radius:8px;padding:6px 12px;cursor:pointer;font-size:12px}.join-random:hover{border-color:var(--accent)}@media(max-width:560px){.join-layout{flex-direction:column;align-items:center}}.join-card h1{font-size:26px;text-align:center;color:var(--accent)}.join-sub{text-align:center;color:var(--text-dim);font-size:13px;margin-bottom:8px}.join-preview{width:72px;height:72px;border-radius:50%;margin:0 auto 8px;display:flex;align-items:center;justify-content:center;font-size:30px;color:#fff;font-weight:700;border:3px solid #fff}.join-card label{font-size:12px;color:var(--text-dim)}.join-card input[type=text]{background:var(--panel-2);border:1px solid #d6d9df;border-radius:8px;color:var(--text);padding:10px 12px;font-size:14px}.join-card input:focus{outline:none;border-color:var(--accent)}.join-swatches{display:flex;gap:4px;flex-wrap:wrap}.swatch{width:26px;height:26px;border-radius:50%;border:3px solid transparent;cursor:pointer;font-size:16px;display:flex;align-items:center;justify-content:center}.swatch.active{border-color:var(--text)}.swatch-emoji{background:var(--panel-2);color:var(--text);font-size:15px}.join-btn{margin-top:10px;background:var(--accent);color:#fff;border:none;border-radius:8px;padding:12px;font-size:15px;font-weight:700;cursor:pointer}.join-btn:hover{opacity:.9}.join-hint{text-align:center;font-size:11px;color:var(--text-dim)}#join-auth{display:flex;justify-content:center;min-height:30px}.auth-row{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text);background:var(--panel-2);border:1px solid var(--border);border-radius:999px;padding:5px 12px}.auth-icon{width:24px;height:24px;border-radius:50%;background:var(--border) center / cover;display:inline-block}.auth-logout{background:transparent;border:none;color:#1971c2;cursor:pointer;font-size:12px}.auth-logout:hover{text-decoration:underline}.join-icon-btn{background:var(--panel-2);border:1px solid var(--border);border-radius:999px;color:var(--text);padding:6px 10px;font-size:12px;cursor:pointer}.join-icon-btn:hover{border-color:var(--accent)}#join-guest{display:flex;flex-direction:column;align-items:center;gap:4px}#join-guest:empty{display:none}.join-guest-label{text-align:center;margin:2px 0 0}#join-pass{width:200px;max-width:80%;padding:8px 12px;border:1px solid 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.account-logout:hover{text-decoration:underline}#account-chip .account-settings{background:var(--panel-2);border:1px solid var(--border);border-radius:999px;color:var(--text);cursor:pointer;font-size:12px;padding:3px 8px}#account-chip .account-settings:hover{border-color:var(--accent)}#admin-modal{position:fixed;top:0;right:0;bottom:0;left:0;z-index:200;display:flex;align-items:center;justify-content:center;background:#0006}#admin-modal .admin-card{width:420px;max-width:92vw;background:var(--panel, #fff);border-radius:12px;box-shadow:0 12px 40px #00000040;overflow:hidden}#admin-modal .admin-head{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--border)}#admin-modal .admin-title{font-weight:700;color:var(--text)}#admin-modal .admin-close{background:transparent;border:none;color:var(--text-dim);cursor:pointer;font-size:16px}#admin-modal .admin-body{padding:16px;display:flex;flex-direction:column;gap:16px}#admin-modal .admin-field{display:flex;flex-direction:column;gap:6px}#admin-modal .admin-label{font-size:13px;font-weight:700;color:var(--text)}#admin-modal .admin-body input{padding:9px 12px;border:1px solid var(--border);border-radius:8px;background:var(--panel-2);color:var(--text);font-size:14px}#admin-modal .admin-body input:focus{outline:none;border-color:var(--accent)}#admin-modal .admin-hint{font-size:11px;color:var(--text-dim);line-height:1.5}#admin-modal .admin-status{font-size:12px;color:var(--text-dim);min-height:16px}#admin-modal .admin-foot{padding:0 16px 16px;display:flex;justify-content:flex-end}#admin-modal .admin-save{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:9px 20px;font-size:14px;font-weight:700;cursor:pointer}#admin-modal .admin-save:disabled{opacity:.6;cursor:not-allowed}#audio-sink{display:none}