:root{--primary-color: #6366f1;--primary-hover: #4f46e5;--bg-dark: #0f172a;--bg-card: #1e293b;--text-primary: #f8fafc;--text-secondary: #94a3b8;--danger: #ef4444;--success: #22c55e}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background-color:var(--bg-dark);color:var(--text-primary);min-height:100vh;margin:0;overflow:hidden}.app-container{min-height:100vh;width:100vw;display:flex;justify-content:center;align-items:center;padding:1rem}.lobby-card{position:relative;z-index:10;background:rgba(30,41,59,.7);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);padding:3rem;border-radius:24px;border:1px solid rgba(255,255,255,.1);text-align:center;width:100%;max-width:480px;box-shadow:0 25px 50px -12px #00000080;animation:fadeIn .6s ease-out}.language-switcher-container{position:fixed;top:2rem;right:2rem;z-index:1000;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}[dir=rtl] .language-switcher-container{right:auto;left:2rem}.lang-toggle-btn{pointer-events:auto;background:rgba(30,41,59,.6)}.lang-dropdown{pointer-events:auto}.lobby-card h1{font-size:2.5rem;margin-bottom:.5rem;background:linear-gradient(to right,#818cf8,#c084fc);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:800}.lobby-card p{color:var(--text-secondary);margin-bottom:2.5rem}.card-header-actions{position:absolute;top:1rem;right:1rem;left:auto;z-index:20}[dir=rtl] .card-header-actions{right:1rem;left:auto}.language-switcher-wrapper{position:relative;z-index:100}.lang-toggle-btn{display:flex;align-items:center;gap:.5rem;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.2);border-radius:8px;padding:.5rem 1rem;color:var(--text-primary);cursor:pointer;transition:all 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768px){.video-wrapper{flex:1 1 45%;min-width:400px}}@media (max-width: 767px){.video-wrapper{width:100%;max-width:100%;min-height:250px}.video-grid{padding:1rem 1rem 6rem;align-items:flex-start}}.dashboard-header{position:fixed;top:0;left:0;width:100%;padding:1.5rem 3rem;display:flex;justify-content:space-between;align-items:center;z-index:100}.logo{display:flex;align-items:center;gap:.75rem;font-size:1.5rem;font-weight:700;color:#fff}.logo-icon{color:var(--primary-color)}.header-actions{display:flex;align-items:center;gap:1.5rem}.user-menu{display:flex;align-items:center;gap:.75rem;cursor:pointer;padding:.5rem 1rem;background:rgba(255,255,255,.1);border-radius:50px;transition:background 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var(--primary-color);background:rgba(99,102,241,.1)}.icon-wrapper{width:64px;height:64px;background:rgba(255,255,255,.1);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:var(--primary-color);margin-bottom:.5rem}.join-input-wrapper{display:flex;gap:.5rem;width:100%;margin-top:.5rem}.join-input-wrapper input{flex:1;background:rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.1);padding:.5rem;border-radius:8px;color:#fff;width:100%}.join-input-wrapper button{background:var(--primary-color);border:none;color:#fff;padding:.5rem 1rem;border-radius:8px;cursor:pointer}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);z-index:2000;display:flex;justify-content:center;align-items:center}.settings-modal{width:800px;height:500px;background:#1e293b;border-radius:20px;display:flex;overflow:hidden;box-shadow:0 25px 50px -12px #00000080;border:1px solid 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label{display:block;text-align:center;width:100%;cursor:pointer}.divider{border:0;height:1px;background:rgba(255,255,255,.1);margin:2rem 0}.modal-footer{margin-top:1rem;display:flex;justify-content:flex-end;padding-top:1rem;border-top:1px solid rgba(255,255,255,.05)}video{width:100%;height:100%;object-fit:cover}.my-video{transform:scaleX(-1)}.user-label{position:absolute;bottom:1rem;left:1rem;background:rgba(0,0,0,.6);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);padding:.25rem .75rem;border-radius:6px;font-size:.875rem;font-weight:500;color:#fff;z-index:2}.control-bar{position:fixed;bottom:2rem;left:50%;transform:translate(-50%);display:flex;justify-content:center;gap:1rem;padding:1rem;background:rgba(30,41,59,.8);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-radius:20px;width:fit-content;border:1px solid rgba(255,255,255,.1);z-index:100;box-shadow:0 10px 25px -5px #00000080}.control-btn{width:50px;height:50px;border-radius:50%;border:none;background:rgba(255,255,255,.1);color:#fff;font-size:1.2rem;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.control-btn:hover{background:rgba(255,255,255,.2);transform:scale(1.05)}.control-btn.danger{background:var(--danger)}.control-btn.danger:hover{background:#dc2626}.control-btn.active,.control-btn.active:hover{background:var(--success)!important}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.language-select{width:100%;padding:.75rem 1rem;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);border-radius:8px;color:#fff;font-size:1rem;cursor:pointer;outline:none;transition:all .2s;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url(data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23FFFFFF%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E);background-repeat:no-repeat;background-position:right 1rem center;background-size:.65em auto}.language-select:focus{border-color:var(--primary);background:rgba(255,255,255,.1)}.language-select option{background:#1e293b;color:#fff}.lang-toggle-btn:hover,.lang-toggle-btn.active{background:rgba(255,255,255,.15);transform:translateY(-2px);box-shadow:0 10px 15px -3px #0003}.lang-dropdown{pointer-events:auto;position:absolute;top:120%;right:0;background:rgba(30,41,59,.9);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:.5rem;display:flex;flex-direction:column;gap:.25rem;min-width:160px;box-shadow:0 20px 25px -5px #0000004d;animation:fadeIn .2s ease-out}.lang-option{background:transparent;border:none;color:var(--text-secondary);padding:.75rem 1rem;border-radius:10px;cursor:pointer;text-align:left;transition:all .2s;font-size:.95rem}.lang-option:hover{background:rgba(255,255,255,.1);color:#fff}.lang-option.active{background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));color:#fff}.logout-btn{position:absolute;top:2rem;left:2rem;z-index:1000;background:rgba(30,41,59,.6);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.1);color:var(--text-secondary);padding:.5rem 1rem;border-radius:12px;cursor:pointer;font-weight:500;transition:all .2s ease}.logout-btn:hover{background:rgba(255,255,255,.1);color:#fff}[dir=rtl] .logout-btn{right:auto;left:2rem}body{margin:0;font-family:Inter,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;color:var(--text-primary);overflow-x:hidden;background-color:#0f172a;min-height:100vh}.background-layer{position:fixed;top:0;right:0;bottom:0;left:0;width:100%;height:100%;z-index:-1;background:radial-gradient(circle at 0% 0%,rgba(76,29,149,.4) 0%,transparent 50%),radial-gradient(circle at 100% 0%,rgba(124,58,237,.2) 0%,transparent 50%),radial-gradient(circle at 100% 100%,rgba(139,92,246,.2) 0%,transparent 50%),radial-gradient(circle at 0% 100%,rgba(45,212,191,.1) 0%,transparent 50%),#0f172a;background-size:cover;background-attachment:fixed}.app-container{min-height:100vh;width:100vw;display:flex;justify-content:center;align-items:center;padding:1rem;position:relative;z-index:1}.main-content{display:flex;height:100%;width:100%;overflow:hidden;position:relative}.video-grid{flex:1;display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:1.5rem;padding:2rem 2rem 6rem;width:100%;height:100%;overflow-y:auto;transition:all .3s ease}.chat-draggable{position:fixed;width:320px;height:450px;background:rgba(15,23,42,.85);-webkit-backdrop-filter:blur(24px);backdrop-filter:blur(24px);border:1px solid rgba(255,255,255,.1);border-radius:20px;display:flex;flex-direction:column;z-index:1000;box-shadow:0 20px 50px #00000080;overflow:hidden;animation:popIn .3s cubic-bezier(.34,1.56,.64,1);resize:both;min-width:280px;min-height:350px}@keyframes popIn{0%{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}.chat-header{padding:1rem;background:rgba(255,255,255,.05);border-bottom:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center;cursor:grab;direction:ltr}.chat-header:active{cursor:grabbing}.chat-header h3{margin:0;font-size:.95rem;font-weight:600;color:#ffffffe6;pointer-events:none}.close-chat-btn{background:rgba(255,255,255,.1);border:none;color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;font-size:.8rem}.close-chat-btn:hover{background:var(--danger);transform:rotate(90deg)}.chat-messages{flex:1;overflow-y:auto;padding:1rem;display:flex;flex-direction:column;gap:.8rem}.chat-input-form{padding:1rem;background:rgba(0,0,0,.2);border-top:1px solid rgba(255,255,255,.1);display:flex;gap:.5rem}.chat-input-form input{flex:1;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);padding:12px;border-radius:8px;color:#fff;outline:none;transition:border-color .2s}.chat-input-form input:focus{border-color:var(--primary-color)}.chat-input-form button{background:var(--primary-color);border:none;color:#fff;width:42px;height:42px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:background .2s}.chat-input-form button:hover{background:var(--primary-hover)}@media (max-width: 480px){.chat-draggable{width:100%!important;height:50%!important;bottom:0!important;left:0!important;top:auto!important;border-radius:20px 20px 0 0;transform:none!important}.chat-header{cursor:default}}.chat-recipient-selector{padding:1rem;background:transparent;border-bottom:1px solid rgba(255,255,255,.05)}.chat-recipient-selector select{width:100%;background:rgba(15,23,42,.6);color:var(--text-primary);border:1px solid rgba(255,255,255,.1);padding:.75rem;border-radius:12px;outline:none;cursor:pointer;transition:border-color .2s}.chat-recipient-selector select:hover{border-color:#fff3}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:transparent}.chat-messages::-webkit-scrollbar-thumb{background:rgba(255,255,255,.1);border-radius:3px}.message{display:flex;flex-direction:column;max-width:85%;animation:fadeIn .2s ease-out}.my-message{align-self:flex-end;align-items:flex-end}.other-message{align-self:flex-start;align-items:flex-start}.message-content{padding:.8rem 1rem;border-radius:16px;font-size:.95rem;line-height:1.4;word-break:break-word;box-shadow:0 2px 4px #0000001a}.my-message .message-content{background:linear-gradient(135deg,var(--primary-color),var(--primary-hover));color:#fff;border-bottom-right-radius:4px}.other-message .message-content{background:rgba(51,65,85,.8);color:var(--text-primary);border-bottom-left-radius:4px;border:1px solid rgba(255,255,255,.05)}.private-message .message-content{border:1px solid #818cf8;background:rgba(79,70,229,.15)}.message-sender{font-size:.75rem;color:var(--text-secondary);margin-bottom:.25rem;padding:0 .25rem}.focus-layout{display:flex;width:100%;height:100%;gap:1rem;padding:1rem;overflow:hidden}.main-stage{flex:1;display:flex;justify-content:center;align-items:center;background:rgba(0,0,0,.3);border-radius:16px;overflow:hidden;position:relative}.main-stage .video-wrapper.main{width:100%;height:100%;max-width:none;max-height:none;border-radius:0}.main-stage video{object-fit:contain}.filmstrip{width:250px;display:flex;flex-direction:column;gap:1rem;overflow-y:auto;padding-right:.5rem}.video-wrapper.strip{width:100%;height:150px;min-height:150px}.screen-share-banner{position:absolute;top:1rem;left:50%;transform:translate(-50%);background:rgba(33,150,243,.9);color:#fff;padding:.5rem 1.5rem;border-radius:20px;font-weight:500;z-index:100;box-shadow:0 4px 15px #0003;animation:slideDown .3s ease-out}@keyframes slideDown{0%{transform:translate(-50%,-100%);opacity:0}to{transform:translate(-50%);opacity:1}}@media (max-width: 768px){.focus-layout{flex-direction:column}.filmstrip{width:100%;height:120px;flex-direction:row;overflow-x:auto;overflow-y:hidden;padding-bottom:.5rem}.video-wrapper.strip{width:160px;height:100%;min-width:160px}}.pip-container{position:fixed;width:240px;height:180px;background:rgba(0,0,0,.8);border-radius:12px;overflow:hidden;z-index:1000;box-shadow:0 8px 32px #0006;border:2px solid rgba(255,255,255,.1);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:box-shadow .2s}.pip-container:hover{box-shadow:0 12px 48px #0009}.pip-video{width:100%;height:100%;object-fit:cover}.pip-close-btn{position:absolute;top:8px;right:8px;background:rgba(0,0,0,.6);border:none;color:#fff;width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:all .2s;z-index:10}.pip-container:hover .pip-close-btn{opacity:1}.pip-close-btn:hover{background:var(--danger);transform:scale(1.1)}.pip-label{position:absolute;bottom:8px;left:8px;background:rgba(0,0,0,.7);color:#fff;padding:4px 8px;border-radius:4px;font-size:.75rem;font-weight:500}.screen-video{width:100%;height:100%;object-fit:contain;background:#000}.toast-container{position:fixed;top:20px;right:20px;z-index:10000;display:flex;flex-direction:column;gap:12px;max-width:400px}[dir=rtl] .toast-container{right:auto;left:20px}.toast{display:flex;align-items:center;gap:12px;padding:16px 20px;background:rgba(255,255,255,.1);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:12px;border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000004d;color:#fff;animation:slideIn .3s ease-out;min-width:300px}.toast-success{background:rgba(34,197,94,.15);border-color:#22c55e4d}.toast-error{background:rgba(239,68,68,.15);border-color:#ef44444d}.toast-info{background:rgba(59,130,246,.15);border-color:#3b82f64d}.toast-warning{background:rgba(251,191,36,.15);border-color:#fbbf244d}.toast-icon{font-size:1.5rem;flex-shrink:0}.toast-success .toast-icon{color:#22c55e}.toast-error .toast-icon{color:#ef4444}.toast-info .toast-icon{color:#3b82f6}.toast-warning .toast-icon{color:#fbbf24}.toast-message{flex:1;font-size:.95rem;line-height:1.4}.toast-close{background:none;border:none;color:#ffffffb3;cursor:pointer;padding:4px;display:flex;align-items:center;justify-content:center;border-radius:4px;transition:all .2s;flex-shrink:0}.toast-close:hover{background:rgba(255,255,255,.1);color:#fff}@keyframes slideIn{0%{transform:translate(400px);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideInRTL{0%{transform:translate(-400px);opacity:0}to{transform:translate(0);opacity:1}}[dir=rtl] .toast{animation:slideInRTL .3s ease-out}@media (max-width: 768px){.toast-container{top:10px;right:10px;left:10px;max-width:none}[dir=rtl] .toast-container{left:10px;right:10px}.toast{min-width:auto}}.participants-panel{position:fixed;top:0;right:0;width:350px;height:100vh;background:rgba(15,23,42,.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-left:1px solid rgba(255,255,255,.1);z-index:1000;display:flex;flex-direction:column;animation:slideInRight .3s ease-out}[dir=rtl] .participants-panel{right:auto;left:0;border-left:none;border-right:1px solid rgba(255,255,255,.1);animation:slideInLeft .3s ease-out}.participants-header{padding:1.5rem;border-bottom:1px solid rgba(255,255,255,.1);display:flex;justify-content:space-between;align-items:center}.participants-header h3{margin:0;color:#fff;font-size:1.25rem}.participants-close{background:none;border:none;color:#ffffffb3;cursor:pointer;padding:.5rem;border-radius:8px;transition:all .2s;display:flex;align-items:center;justify-content:center}.participants-close:hover{background:rgba(255,255,255,.1);color:#fff}.participants-list{flex:1;overflow-y:auto;padding:1rem}.participant-item{display:flex;align-items:center;gap:12px;padding:12px;background:rgba(255,255,255,.05);border-radius:12px;margin-bottom:8px;transition:all .2s}.participant-item:hover{background:rgba(255,255,255,.08)}.participant-avatar{width:40px;height:40px;border-radius:50%;overflow:hidden;flex-shrink:0}.participant-avatar img{width:100%;height:100%;object-fit:cover}.participant-info{flex:1;min-width:0}.participant-name{color:#fff;font-weight:500;font-size:.95rem;margin-bottom:4px;display:flex;align-items:center;gap:8px}.host-badge{display:inline-flex;align-items:center;gap:4px;background:linear-gradient(135deg,#fbbf24,#f59e0b);color:#fff;padding:2px 8px;border-radius:12px;font-size:.7rem;font-weight:600}.participant-status{display:flex;gap:8px}.status-icon{color:#22c55e;font-size:.85rem}.status-icon.muted,.status-icon.video-off{color:#ef4444}.host-controls{display:flex;gap:6px}.control-btn{background:rgba(255,255,255,.1);border:none;color:#fff;padding:8px;border-radius:8px;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center;font-size:.85rem}.control-btn:hover{background:rgba(255,255,255,.15);transform:scale(1.05)}.kick-btn:hover{background:rgba(239,68,68,.2);color:#ef4444}@keyframes slideInRight{0%{transform:translate(100%)}to{transform:translate(0)}}@keyframes slideInLeft{0%{transform:translate(-100%)}to{transform:translate(0)}}@media (max-width: 768px){.participants-panel{width:100%}}.hand-raised{color:#fbbf24!important;animation:handPulse 1.5s ease-in-out infinite}.lower-hand-btn{background:rgba(251,191,36,.2)!important;color:#fbbf24!important}.lower-hand-btn:hover{background:rgba(251,191,36,.3)!important}@keyframes handPulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.2);opacity:.8}}.reactions-panel{position:fixed;bottom:100px;right:20px;display:flex;gap:12px;padding:12px;background:rgba(15,23,42,.95);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:50px;border:1px solid rgba(255,255,255,.2);box-shadow:0 8px 32px #0000004d;z-index:1000;animation:slideUp .3s ease-out}[dir=rtl] .reactions-panel{right:auto;left:20px}.reaction-btn{background:rgba(255,255,255,.1);border:none;font-size:2rem;width:60px;height:60px;border-radius:50%;cursor:pointer;transition:all .2s;display:flex;align-items:center;justify-content:center}.reaction-btn:hover{background:rgba(255,255,255,.2);transform:scale(1.1)}.reaction-btn:active{transform:scale(.95)}.floating-reaction{position:fixed;font-size:3rem;pointer-events:none;z-index:9999;animation:floatUp 4s ease-out forwards}@keyframes slideUp{0%{transform:translateY(100px);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes floatUp{0%{transform:translateY(0) translate(0);opacity:1}to{transform:translateY(-500px) translate(50px);opacity:0}}@media (max-width: 768px){.reactions-panel{bottom:80px;right:10px;left:10px;justify-content:center}[dir=rtl] .reactions-panel{left:10px;right:10px}.reaction-btn{font-size:1.5rem;width:50px;height:50px}.floating-reaction{font-size:2rem}}:root{font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400}body{margin:0;min-width:320px;min-height:100vh}