@import"https://fonts.googleapis.com/css2?family=Press+Start+2P&display=swap";:root{--bg: #000;--fg: #fff;--muted: #888;--shadow: 0 4px 12px rgba(0, 0, 0, .5);--radius: 8px;--font: "Inter", sans-serif}body,button{font-family:var(--font);color:var(--fg);background:var(--bg)}.interface-toggle-btn{position:fixed;top:24px;left:24px;width:56px;height:44px;background:#141820d1;border:2px solid var(--highlight, #4ec3fa);border-radius:14px;box-shadow:0 8px 32px #1f268740;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .2s,transform .2s,border .2s;backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);color:#fff;font-size:26px;z-index:2200;margin-right:12px}.interface-toggle-btn:hover{background:#285078eb;border-color:#fff;transform:translateY(-2px) scale(1.04)}.video-container{position:fixed;top:32px;right:32px;width:320px;height:200px;background:#1e283c61;border-radius:18px;border:2px solid var(--highlight, #4ec3fa);box-shadow:0 8px 32px #1f268740;overflow:hidden;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(16px) saturate(140%);-webkit-backdrop-filter:blur(16px) saturate(140%);z-index:2100;transition:background .3s,border .3s}.video-box{width:96%;height:88%;border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center;background:#0000002e}.video-box video{width:100%;height:100%;object-fit:cover;border-radius:12px;background:#111}.video-simple-container{position:fixed;top:32px;left:32px;width:320px;height:200px;display:flex;align-items:center;justify-content:center;z-index:2100;transform:scaleX(-1);pointer-events:none}.video-simple{width:100%;height:100%;object-fit:cover;border-radius:18px;border:2px solid var(--highlight, #4ec3fa);background:transparent;box-shadow:0 4px 24px #1f26872e;pointer-events:auto}.remote-videos-grid{position:absolute;top:32px;right:32px;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;z-index:2100;pointer-events:none}.video-tile{width:200px;height:150px;background:transparent;border-radius:18px;border:2px solid var(--highlight, #4ec3fa);box-shadow:0 4px 24px #1f26872e;overflow:hidden;position:relative;pointer-events:auto}.video-element{transform:scaleX(-1);width:100%;height:100%;object-fit:cover;display:block}.chat-sidebar{position:fixed;top:0;bottom:0;right:0;width:340px;background:#1e283c59;box-shadow:0 8px 32px #1f26875e;display:flex;flex-direction:column;transform:translate(100%);transition:transform .3s cubic-bezier(.4,2,.6,1),background .3s;z-index:2000;backdrop-filter:blur(18px) saturate(160%);-webkit-backdrop-filter:blur(18px) saturate(160%);border-left:1.5px solid rgba(255,255,255,.18)}.chat-sidebar.open{transform:translate(0)}.chat-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1418208c;backdrop-filter:blur(8px) saturate(120%);-webkit-backdrop-filter:blur(8px) saturate(120%);z-index:1999;transition:background .3s}.chat-header{padding:16px;background:#28324659;font-size:14px;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid rgba(255,255,255,.12);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.chat-header-content{display:flex;justify-content:space-between;align-items:center;width:100%}.chat-mode-indicator{display:flex;align-items:center;gap:8px}.chat-icon{font-size:18px;color:var(--highlight, #4ec3fa)}.chat-title{font-weight:600;color:#fff}.chat-radius{font-size:12px;color:#ffffffb3}.chat-close-btn{background:transparent;border:none;color:#ffffffb3;cursor:pointer;padding:4px;border-radius:4px;transition:color .2s,background .2s}.chat-close-btn:hover{color:#fff;background:#ffffff1a}.chat-mode-toggle{display:flex;padding:12px 16px;gap:8px;border-bottom:1px solid rgba(255,255,255,.1)}.chat-mode-btn{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:8px 12px;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#ffffffb3;cursor:pointer;transition:all .2s;font-size:13px}.chat-mode-btn.active{background:#50b4ff2e;border-color:var(--highlight, #4ec3fa);color:#fff}.chat-mode-btn:hover{background:#ffffff1a;color:#fff}.mode-icon{font-size:16px}.chat-empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;height:200px;color:#ffffff80;text-align:center}.empty-icon{margin-bottom:12px;color:var(--highlight, #4ec3fa);opacity:.7}.proximity-badge{font-size:14px;color:var(--highlight, #4ec3fa)}.chat-messages-container{flex:1;padding:12px 16px;overflow-y:auto;display:flex;flex-direction:column;gap:8px;background:transparent;max-height:calc(100vh - 200px)}.chat-message{max-width:75%;padding:10px 14px;border-radius:14px;font-size:13px;line-height:1.5;background:#ffffff21;color:#fff;box-shadow:0 2px 8px #1f268712;border:1px solid rgba(255,255,255,.13);backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);margin-bottom:8px}.chat-message.own-message{align-self:flex-end;background:#50b4ff2e;border-color:#50b4ff4d;color:#fff}.chat-message.other-message{align-self:flex-start;background:#ffffff21;border-color:#fff3;color:#fff}.chat-message.proximity-message{border-left:3px solid var(--highlight, #4ec3fa)}.message-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:4px}.sender-name{font-weight:600;font-size:12px;color:var(--highlight, #4ec3fa)}.message-meta{display:flex;align-items:center;gap:4px}.message-time{font-size:11px;color:#fff9}.message-content{word-wrap:break-word;line-height:1.4}.proximity-controls{padding:12px 16px;background:#28324647;border-bottom:1px solid rgba(255,255,255,.1);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.proximity-label{display:flex;justify-content:center;margin-bottom:8px;font-size:12px;color:#fffc}.proximity-slider{width:100%;height:4px;background:#fff3;border-radius:2px;outline:none;-moz-appearance:none;appearance:none;-webkit-appearance:none}.proximity-slider::-webkit-slider-thumb{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:16px;height:16px;background:var(--highlight, #4ec3fa);border-radius:50%;cursor:pointer;box-shadow:0 2px 6px #0000004d}.proximity-slider::-moz-range-thumb{width:16px;height:16px;background:var(--highlight, #4ec3fa);border-radius:50%;cursor:pointer;border:none;box-shadow:0 2px 6px #0000004d}.proximity-markers{display:flex;justify-content:space-between;margin-top:4px;font-size:10px;color:#ffffff80}.chat-input-container{background:#28324647;border-top:1px solid rgba(255,255,255,.1);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.chat-input-form{width:100%}.input-wrapper{display:flex;align-items:center;padding:12px 16px;gap:8px}.chat-input{flex:1;padding:10px 14px;background:#ffffff1a;border:1px solid rgba(255,255,255,.2);border-radius:8px;color:#fff;font-size:13px;outline:none;box-shadow:0 1px 4px #1f268712;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px);transition:border-color .2s,background .2s;font-family:var(--font)}.chat-input::placeholder{color:#ffffff80}.chat-input:focus{border-color:var(--highlight, #4ec3fa);background:#ffffff26;box-shadow:0 0 0 2px #50b4ff33}.send-button{background:#50b4ff2e;border:1px solid rgba(80,180,255,.3);border-radius:8px;padding:10px 14px;color:#fff;font-size:15px;cursor:pointer;transition:all .2s;box-shadow:0 1px 4px #1f268712;display:flex;align-items:center;justify-content:center;min-width:44px;height:44px}.send-button:disabled{opacity:.5;cursor:not-allowed;background:#ffffff1a;border-color:#fff3}.send-button:hover:not(:disabled){background:#50b4ff47;border-color:#50b4ff80;transform:translateY(-1px);box-shadow:0 2px 8px #50b4ff4d}.send-button:active:not(:disabled){transform:translateY(0);box-shadow:0 1px 4px #1f268712}.send-icon{font-size:16px}.chat-messages-container::-webkit-scrollbar{width:6px}.chat-messages-container::-webkit-scrollbar-track{background:#ffffff1a;border-radius:3px}.chat-messages-container::-webkit-scrollbar-thumb{background:#ffffff4d;border-radius:3px}.chat-messages-container::-webkit-scrollbar-thumb:hover{background:#ffffff80}.input-box{border-radius:10px;border-color:#00000080;padding:5px;height:40px;width:100px}.btn{background:#000;size:80px;height:40px;width:40px;border-radius:5px;border-color:#fff}@media (max-width: 768px){.chat-sidebar{width:100%;right:0}.chat-input{font-size:14px}.send-button{min-width:48px;height:48px}}*{margin:0;padding:0;box-sizing:border-box}body{background-color:#fff;color:#000;font-family:monospace;line-height:1.6}button{cursor:pointer}a{text-decoration:none;color:inherit}