:root{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;line-height:1.6;font-weight:400;color-scheme:light dark;--bg-primary: #0a0a0f;--bg-secondary: #141418;--bg-tertiary: #1e1e26;--bg-quaternary: #2a2a35;--bg-chat: #ffffff;--bg-message-sent: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--bg-message-received: rgba(255, 255, 255, .95);--text-primary: #ffffff;--text-secondary: #e4e7eb;--text-muted: #6b7280;--text-dark: #1f2937;--border-color: rgba(255, 255, 255, .1);--border-light: #e5e7eb;--accent-color: #667eea;--accent-hover: #5a6fd8;--accent-secondary: #764ba2;--success-color: #10b981;--error-color: #f43f5e;--warning-color: #f59e0b;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .12), 0 1px 2px rgba(0, 0, 0, .24);--shadow-md: 0 4px 8px rgba(0, 0, 0, .15), 0 2px 4px rgba(0, 0, 0, .12);--shadow-lg: 0 8px 25px rgba(0, 0, 0, .25), 0 4px 10px rgba(0, 0, 0, .22);--shadow-xl: 0 20px 40px rgba(0, 0, 0, .3), 0 8px 16px rgba(0, 0, 0, .25);--shadow-glow: 0 0 20px rgba(102, 126, 234, .3);--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--radius-xl: 24px;--glass-bg: rgba(255, 255, 255, .05);--glass-border: rgba(255, 255, 255, .1);--glass-blur: blur(10px);color:var(--text-primary);background-color:var(--bg-primary);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;background:radial-gradient(ellipse at top,var(--bg-secondary) 0%,var(--bg-primary) 50%),linear-gradient(135deg,var(--bg-primary) 0%,var(--bg-tertiary) 100%);min-height:100vh;position:relative}body:before{content:"";position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 80%,rgba(102,126,234,.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(118,75,162,.1) 0%,transparent 50%),radial-gradient(circle at 40% 40%,rgba(16,185,129,.05) 0%,transparent 50%);pointer-events:none;z-index:-1}.hidden{display:none}#app{max-width:800px;margin:0 auto;min-height:100vh;display:flex;flex-direction:column;padding:0 1rem}h1{margin:3rem 0 2rem;text-align:center;font-size:clamp(2rem,4vw,3rem);font-weight:800;background:linear-gradient(135deg,var(--accent-color) 0%,var(--accent-secondary) 50%,var(--success-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:flex;align-items:center;justify-content:center;gap:2rem;position:relative;letter-spacing:-.025em}h1.chatter-duck{justify-content:center;transition:none}h1.chatter-duck #title{flex:1;text-align:center;position:relative;background:linear-gradient(135deg,var(--accent-color) 0%,var(--accent-secondary) 50%,var(--success-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:none}h1.room-name{justify-content:space-between;transition:none}h1.room-name #title{position:absolute;left:50%;transform:translate(-50%);background:linear-gradient(135deg,var(--accent-color) 0%,var(--accent-secondary) 50%,var(--success-color) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;transition:none}h1:after{content:"";position:absolute;bottom:-8px;left:50%;transform:translate(-50%);width:60px;height:3px;background:linear-gradient(90deg,var(--accent-color),var(--accent-secondary));border-radius:2px;opacity:.7}h1 #leave{background:#f43f5e26;backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border:1px solid rgba(244,63,94,.4);color:#fff;text-shadow:0 1px 2px rgb(255,255,255);padding:.75rem 1.5rem;border-radius:var(--radius-lg);font-size:.875rem;font-weight:600;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);flex-shrink:0;position:relative;overflow:hidden}h1 #leave:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1),transparent);transition:left .5s}h1 #leave:hover{background:#f43f5e40;border-color:var(--error-color);transform:translateY(-2px);box-shadow:var(--shadow-lg),0 0 20px #f43f5e66;color:#fff}h1 #leave:hover:before{left:100%}#chat-container{height:100%;flex-grow:1}#chat.hidden{display:none}#chat{display:flex;flex-direction:column;height:calc(100vh - 200px);flex-grow:1;padding:0 1rem 2rem;gap:2rem}#messages{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:var(--radius-xl);overflow-y:auto;padding:2rem;box-shadow:var(--shadow-xl);border:1px solid var(--glass-border);scroll-behavior:smooth;position:relative;flex:1;min-height:300px}#messages:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;border-radius:var(--radius-xl);pointer-events:none}#messages::-webkit-scrollbar{width:8px}#messages::-webkit-scrollbar-track{background:transparent;border-radius:4px}#messages::-webkit-scrollbar-thumb{background:#fff3;border-radius:4px;border:2px solid transparent;background-clip:content-box}#messages::-webkit-scrollbar-thumb:hover{background:#ffffff4d;background-clip:content-box}#new-message{display:grid;grid-template-columns:1fr auto;gap:1rem;padding:1.5rem;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:var(--radius-xl);border:1px solid var(--glass-border);box-shadow:var(--shadow-lg);position:relative;flex-shrink:0}#new-message:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#ffffff05,#ffffff14);border-radius:var(--radius-xl);pointer-events:none}.message{padding:1rem 1.25rem;border-radius:var(--radius-lg);margin:.75rem 0;max-width:75%;word-wrap:break-word;position:relative;z-index:1}.message:not(.received-message){margin-left:auto;margin-right:0;background:var(--bg-message-sent);color:#fff;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.1)}.message:not(.received-message):before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border-radius:var(--radius-lg);pointer-events:none}.message.received-message{margin-left:0;margin-right:auto;background:linear-gradient(135deg,#fffffff2,#f8fafce6);color:var(--text-dark);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow-md);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}.message.received-message:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#ffffff1a,#ffffff0d);border-radius:var(--radius-lg);pointer-events:none}.author{font-weight:600;font-size:.75rem;opacity:.8;margin-bottom:.25rem;text-transform:uppercase;letter-spacing:.5px}.content{font-size:.95rem;line-height:1.4}@keyframes slideIn{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}#join{background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:var(--radius-xl);padding:3rem;margin:1rem 0;box-shadow:var(--shadow-xl);border:1px solid var(--glass-border);position:relative}#join:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#ffffff05,#ffffff14);border-radius:var(--radius-xl);pointer-events:none}#join form{display:flex;flex-direction:column;gap:1.5rem}#join form>div{display:flex;flex-direction:column;gap:.5rem}#join form>div:nth-child(2){flex-direction:column;align-items:stretch;gap:1rem}#join form>div:nth-child(2) .button-group{display:flex;gap:1rem;margin-top:.5rem}#join form>div:nth-child(2)>input{flex:1;min-width:200px}label{font-weight:700;color:var(--text-primary);font-size:.875rem;margin-bottom:.5rem;text-transform:uppercase;letter-spacing:1px;opacity:.9;position:relative}label:after{content:"";position:absolute;bottom:-2px;left:0;width:20px;height:2px;background:linear-gradient(90deg,var(--accent-color),var(--accent-secondary));border-radius:1px}input[type=text]{padding:1rem 1.5rem;border:1px solid var(--glass-border);border-radius:var(--radius-lg);background:#ffffff0d;backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);color:var(--text-primary);font-size:1rem;font-weight:500;transition:all .3s cubic-bezier(.4,0,.2,1);position:relative;z-index:1}input[type=text]:focus{outline:none;border-color:var(--accent-color);box-shadow:0 0 0 3px #667eea33,var(--shadow-glow);background:#ffffff14;transform:translateY(-1px)}input[type=text]::placeholder{color:var(--text-muted);font-weight:400}button{padding:1rem 2rem;border:none;border-radius:var(--radius-lg);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);text-transform:uppercase;letter-spacing:.5px;position:relative;overflow:hidden;z-index:1}button:not(#leave){background:linear-gradient(135deg,var(--accent-color) 0%,var(--accent-secondary) 100%);color:#fff;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.1)}button:not(#leave):before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .5s}button:not(#leave):hover{background:linear-gradient(135deg,var(--accent-hover) 0%,var(--accent-color) 100%);transform:translateY(-2px);box-shadow:var(--shadow-xl),var(--shadow-glow)}button:not(#leave):hover:before{left:100%}button:not(#leave):active{transform:translateY(0)}button:disabled{background:var(--text-muted);cursor:not-allowed;transform:none;opacity:.5}#refresh{background:linear-gradient(135deg,var(--success-color) 0%,#059669 100%);align-self:flex-end;margin-top:1rem;margin-bottom:.5rem}#refresh:hover{background:linear-gradient(135deg,#059669 0%,var(--success-color) 100%)}table{width:100%;border-collapse:separate;border-spacing:0;background:var(--glass-bg);backdrop-filter:var(--glass-blur);-webkit-backdrop-filter:var(--glass-blur);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid var(--glass-border);position:relative}table:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,#ffffff05,#ffffff0d);border-radius:var(--radius-lg);pointer-events:none}thead{background:#ffffff05;position:relative}th,td{padding:1.25rem 1rem;text-align:left;border-bottom:1px solid rgba(255,255,255,.05);position:relative;z-index:1}th{font-weight:700;color:var(--text-secondary);font-size:.875rem;text-transform:uppercase;letter-spacing:.75px}tbody tr{transition:all .3s ease}tbody tr:hover{background:#667eea14;transform:scale(1.01)}tbody tr:last-child td{border-bottom:none}tbody tr td:last-child{text-align:right}thead tr th:last-child{text-align:right}.join-button{padding:.75rem 1.5rem;font-size:.8rem;margin:0;border-radius:var(--radius)}#loading{text-align:center;padding:4rem;color:var(--text-secondary);font-size:1.2rem;font-weight:500}#loading:after{content:"";display:inline-block;width:32px;height:32px;border:3px solid rgba(102,126,234,.2);border-top:3px solid var(--accent-color);border-radius:50%;animation:spin 1s ease-in-out infinite;margin-left:12px;filter:drop-shadow(0 0 8px rgba(102,126,234,.3))}@keyframes spin{0%{transform:rotate(0) scale(1)}50%{transform:rotate(180deg) scale(1.1)}to{transform:rotate(360deg) scale(1)}}@media (max-width: 768px){#app{padding:0 .5rem}h1{font-size:2rem;flex-direction:column;gap:1rem}h1 #leave{align-self:center}#join{padding:1.5rem}#join form>div:nth-child(2){flex-direction:column;align-items:stretch}#join form>div:nth-child(2)>input{min-width:auto}#chat{padding:0 .5rem 1rem}#messages{padding:1rem}.message{max-width:85%}#new-message{padding:.75rem}th,td{padding:.75rem .5rem}}@media (max-width: 480px){h1{font-size:1.75rem}#join{padding:1rem}.message{max-width:95%}#new-message{grid-template-columns:1fr;gap:.75rem}button{padding:.75rem 1rem}}*:focus{outline:2px solid var(--accent-color);outline-offset:2px}button:focus,input:focus{outline:none;box-shadow:0 0 0 3px #007bff4d}.message.received-message .author{color:var(--accent-color)}.message:not(.received-message) .author{color:#fffc}*{transition:all .3s cubic-bezier(.4,0,.2,1)}#messages{scrollbar-width:thin;scrollbar-color:rgba(255,255,255,.2) transparent}input[type=text]:hover{border-color:#667eea80;box-shadow:0 0 0 1px #667eea1a}button:not(:disabled):hover{cursor:pointer}#join,#chat{animation:fadeIn .2s cubic-bezier(.4,0,.2,1)}@keyframes fadeIn{0%{opacity:0;transform:translateY(30px) scale(.95);filter:blur(5px)}to{opacity:1;transform:translateY(0) scale(1);filter:blur(0)}}*:focus-visible{outline:2px solid var(--accent-color);outline-offset:2px;border-radius:var(--radius-sm)}::selection{background:var(--accent-color);color:#fff}::-moz-selection{background:var(--accent-color);color:#fff}html{scroll-behavior:smooth}.message,button,input,#messages,#new-message,#join{will-change:transform}