:root{--bg-dark: #0f172a;--bg-card: #1e293b;--primary: #6366f1;--primary-hover: #4f46e5;--text-main: #f8fafc;--text-muted: #94a3b8;--danger: #ef4444;--success: #22c55e}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-dark);color:var(--text-main);-webkit-font-smoothing:antialiased;overflow:hidden}.room-container{position:relative;width:100vw;height:100vh;background:#000;overflow:hidden}.watermark-logo{position:absolute;top:1.5rem;right:1.5rem;height:40px;width:auto;opacity:.6;z-index:20;pointer-events:none}.header-overlay{position:absolute;top:1.5rem;left:1.5rem;z-index:20;padding:.75rem 1.25rem;border-radius:9999px}.header-overlay.glass-card{background:#0f172a99;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);box-shadow:0 4px 6px -1px #0000001a}.controls-bar-overlay{position:absolute;bottom:3.5rem;left:0;width:100%;display:flex;justify-content:center;z-index:30;pointer-events:none}.controls-bar{pointer-events:auto;display:flex;justify-content:center;align-items:center;gap:1rem;padding:.75rem 1.5rem;background:#0f172abf;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:9999px;border:1px solid rgba(255,255,255,.1);box-shadow:0 10px 25px -5px #00000080;transition:transform .2s}.controls-bar:hover{background:#0f172ad9}.controls-bar .btn{width:3rem;height:3rem;border-radius:50%;padding:0;display:flex;align-items:center;justify-content:center;transition:all .2s;background:#ffffff0d;border:none;color:#fff}.controls-bar .btn:hover{background:#fff3;transform:scale(1.1)}.controls-bar .btn-danger{background:var(--danger);color:#fff}.controls-bar .btn-danger:hover{background:#dc2626}.controls-bar .btn.btn-hangup{width:3.5rem;height:3.5rem;background:var(--danger)}.video-grid{width:100%;height:100%;display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));grid-auto-rows:1fr;gap:8px;padding:8px;box-sizing:border-box}.focused-wrapper{width:100%;height:100%;display:flex}.video-container{position:relative;width:100%;height:100%;overflow:hidden;background:#111;border-radius:12px;box-shadow:0 4px 6px -1px #0003;transition:all .3s ease;cursor:pointer;border:1px solid transparent}.video-container:hover{border-color:#ffffff4d}video{width:100%;height:100%;object-fit:cover;display:block}.video-wrapper{width:100%;height:100%;position:relative;overflow:hidden}.video-placeholder{position:absolute;top:0;left:0;width:100%;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#1e293b;color:#94a3b8;border-radius:12px;z-index:2}.user-label{position:absolute;bottom:1rem;left:1rem;background:#00000080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:.25rem .75rem;border-radius:4px;font-size:.8rem;font-weight:500;display:flex;align-items:center;gap:.5rem;z-index:5;line-height:1}.glass-card{background:#1e293bb3;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1);border-radius:1rem}.modal-overlay{position:fixed;inset:0;background:#000c;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;align-items:center;justify-content:center;z-index:1000}.settings-modal{background:var(--bg-card);padding:2rem;border-radius:1rem;width:100%;max-width:400px;border:1px solid rgba(255,255,255,.1)}.form-group{margin-bottom:1.5rem}.form-group label{display:block;margin-bottom:.5rem;color:var(--text-muted)}.login-input{width:100%;padding:.6rem;margin-bottom:.8rem;border:1px solid rgba(255,255,255,.2);border-radius:6px;background:#ffffff1a;color:#fff;font-size:.95rem;outline:none;transition:all .3s ease}.video-container.is-speaking{border-color:var(--primary)!important;box-shadow:0 0 0 2px var(--primary)}.placeholder-avatar{width:60px;height:60px;background:#334155;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:700;color:#e2e8f0;margin-bottom:1rem}select{width:100%;background:#0f172a80;border:1px solid rgba(255,255,255,.1);color:#fff;padding:.75rem;border-radius:.5rem;outline:none}.btn{background-color:var(--primary);color:#fff;border:none;padding:.75rem 1.5rem;border-radius:.5rem;font-weight:600;cursor:pointer;transition:all .2s ease}.btn:hover{background-color:var(--primary-hover);transform:translateY(-1px)}.app{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(-45deg,#0f172a,#1e293b,#312e81,#1e1b4b);background-size:400% 400%;animation:gradient 15s ease infinite}@keyframes gradient{0%{background-position:0% 50%}50%{background-position:100% 50%}to{background-position:0% 50%}}.login-card{padding:3rem;width:100%;max-width:420px;background:#1e293b66;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.1);border-radius:1.5rem;box-shadow:0 25px 50px -12px #00000080;display:flex;flex-direction:column;align-items:center}.input-group{width:100%;margin-bottom:1.25rem}.input-wrapper{position:relative;width:100%;display:flex;align-items:center}.input-icon{position:absolute;left:1rem;color:var(--text-muted);pointer-events:none;transition:color .2s}.login-input:focus~.input-icon,.login-input:focus+.input-icon,.input-wrapper:focus-within .input-icon{color:var(--primary)}.login-input{width:100%;background:#0f172a99!important;border:1px solid rgba(255,255,255,.1)!important;transition:all .2s ease;padding:1rem 1rem 1rem 3rem!important;font-size:1rem!important;border-radius:.75rem;color:#fff;outline:none}.login-input:focus{background:#0f172acc!important;border-color:var(--primary)!important;box-shadow:0 0 0 4px #6366f133}.login-button{width:100%;padding:1rem;font-size:1.1rem;font-weight:600;border:none;border-radius:.75rem;background:linear-gradient(135deg,var(--primary),var(--primary-hover));color:#fff;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);box-shadow:0 4px 6px -1px #6366f166,0 2px 4px -1px #6366f133;margin-top:.5rem}.login-button:hover{transform:translateY(-2px);box-shadow:0 10px 15px -3px #6366f180,0 4px 6px -2px #6366f14d;filter:brightness(1.1)}.login-button:active{transform:translateY(0)}.btn-random{height:100%;aspect-ratio:1;display:flex;align-items:center;justify-content:center;background:#ffffff1a;border:1px solid rgba(255,255,255,.1);border-radius:.75rem;margin-left:.5rem;cursor:pointer;transition:all .2s;color:var(--text-muted)}.btn-random:hover{background:#fff3;color:#fff;transform:translateY(-1px)}.thumbnail-list{display:flex;flex-direction:column;gap:.5rem;padding:0 .5rem;overflow-y:auto;background:#0000004d;border-radius:1rem;min-width:200px;max-width:250px;scrollbar-width:none;-ms-overflow-style:none}.thumbnail-list::-webkit-scrollbar{display:none}.thumbnail-item{width:100%;aspect-ratio:16/9;background:#000;border-radius:.5rem;overflow:hidden;position:relative;cursor:pointer;border:2px solid transparent}.thumbnail-item:hover{border-color:#fff3}.thumbnail-item video{width:100%;height:100%;object-fit:cover}.video-grid.has-focus{display:flex;gap:1rem}.focused-main{flex:1;background:#000;border-radius:1rem;overflow:hidden;position:relative}.focused-main video,.focused-main .video-placeholder{width:100%;height:100%;object-fit:contain}.stats-info{display:flex;gap:.5rem;margin-left:.5rem;font-size:.75rem;opacity:.8;align-items:center}.stat-item{display:flex;align-items:center;gap:2px}.arrow{font-size:.9em;color:var(--primary)}@media(max-width:768px){.room-container{height:100dvh}.video-grid{padding:4px;gap:4px}.video-grid.has-focus{flex-direction:column;display:flex}.focused-main{flex:1;min-height:50%}.thumbnail-list{flex-direction:row;width:100%;max-width:none;min-width:0;height:100px;background:#00000080;border-radius:0;overflow-x:auto;overflow-y:hidden;order:2;padding:4px}.thumbnail-item{aspect-ratio:16/9;height:100%;width:auto;flex-shrink:0}.controls-bar-overlay{bottom:1rem;width:100%;display:flex;justify-content:center}.controls-bar{padding:.4rem .8rem;gap:.4rem;transform:scale(.9)}.controls-bar .btn{width:2.2rem;height:2.2rem}.controls-bar .btn.btn-hangup{width:2.8rem;height:2.8rem}.btn-screen-share{display:none!important}}.controls-bar.pip-mode{background:transparent;box-shadow:none;border:none;padding:0;gap:.5rem;transform:none;width:100%;height:100%}.controls-bar.pip-mode .btn{transform:none}.controls-bar.pip-mode .btn:hover{background:#fff3}