:root{font-family:Inter,Aptos,system-ui,sans-serif;color:#fff;background:#000}*{box-sizing:border-box}html,body{width:100%;height:100%;margin:0}body{background:#000;overflow:auto}main{width:100%;min-height:100%;padding:22px;background:transparent}header,.room-head{display:flex;align-items:center;justify-content:space-between;gap:15px}.brand{color:#fff;font-size:29px;font-weight:900;letter-spacing:.22em;text-decoration:none;text-shadow:0 3px 16px #000}.encrypted{padding:9px 13px;border:0;border-radius:30px;background:transparent;text-shadow:0 2px 9px #000;color:#c8ffea;font-size:12px}.welcome{width:min(490px,calc(100% - 24px));margin:12vh auto;padding:34px;border:0;border-radius:22px;background:transparent;color:#fff;text-align:center;text-shadow:0 2px 12px #000;box-shadow:none;backdrop-filter:none}.welcome p{color:#9fe5d2;font-size:11px;font-weight:800;letter-spacing:.16em}.welcome h1{font-size:42px;margin:8px}.welcome label{display:grid;gap:8px;margin:24px 0;text-align:left;font-size:12px;font-weight:700}input{height:48px;padding:0 14px;border:1px solid #ffffff55;border-radius:11px;background:#ffffffee;color:#241b1e;font:inherit}button{min-height:42px;padding:0 15px;border:1px solid #ffffff80;border-radius:10px;background:transparent;color:#fff;font:inherit;font-size:12px;font-weight:750;cursor:pointer;text-shadow:0 2px 8px #000}button:not(:disabled):active{transform:scale(.96);filter:brightness(.8)}@media(prefers-reduced-motion:no-preference){button{transition:transform .08s ease,filter .08s ease}}#join{width:100%;background:transparent;color:white;min-height:120px;padding:14px;line-height:1.15;font-size:clamp(32px,8vw,60px);font-weight:800}.welcome small,.room aside small{display:block;margin-top:14px;color:#d5e2e6;line-height:1.5}.room{min-height:calc(100vh - 90px)}.room-head{margin-top:24px;padding:13px 16px;border:0;border-radius:15px;background:transparent;text-shadow:0 2px 10px #000;backdrop-filter:none}.room-head span{display:block;color:#d1dce0;font-size:11px;margin-top:4px}.videos{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,360px),1fr));align-items:center;gap:0;width:100%;min-height:calc(100dvh - 250px);padding:10px 0;overflow-y:auto}.videos video{display:block;width:100%;height:auto;aspect-ratio:16/9;max-height:80dvh;object-fit:contain;object-position:center;border:0;border-radius:0;background:transparent;box-shadow:none}.room aside{padding:14px 16px;border:0;border-radius:15px;background:transparent;text-shadow:0 2px 10px #000;backdrop-filter:none}.conference-bg-toggle[aria-expanded="true"]{background:#ffffff33}.conference-bg-gallery{display:grid;grid-template-columns:repeat(6,42px);gap:8px;margin-top:10px}.conference-bg-gallery[hidden]{display:none}.conference-bg-slot{position:relative;width:42px;height:42px}.conference-bg-slot-select{-webkit-appearance:none;appearance:none;width:100%;height:100%;border:1px solid #ffffff80;border-radius:10px;background:#00000066 no-repeat center/cover;color:#fff;font:inherit;cursor:pointer;text-shadow:0 2px 8px #000}.conference-bg-slot-select::before{content:"+";font-size:16px;font-weight:800}.conference-bg-slot.has-image .conference-bg-slot-select::before{content:""}.conference-bg-slot-select[aria-pressed="true"]{border-color:#fff;box-shadow:0 0 0 2px #fff}.conference-bg-slot-replace{-webkit-appearance:none;appearance:none;position:absolute;bottom:-4px;right:-4px;width:18px;height:18px;min-height:0;padding:0;border:1px solid #ffffff80;border-radius:50%;background:#00000080;color:#fff;font-size:10px;line-height:1;cursor:pointer}#notice{position:fixed;right:20px;bottom:20px;max-width:380px;padding:12px 16px;border:0;background:transparent;color:white;display:none;text-shadow:0 2px 8px #000}@media(max-width:600px){main{padding:12px}.brand{font-size:23px}.encrypted{font-size:9px}.welcome{margin-top:8vh;padding:24px}.welcome h1{font-size:34px}.room-head{align-items:flex-start;flex-direction:column}.videos{grid-template-columns:repeat(2,1fr);min-height:60dvh}#join{min-height:90px;font-size:clamp(26px,11vw,44px)}.room aside{margin-bottom:12px}}
.brand{display:inline-flex;align-items:center;gap:10px}.brand img{width:48px;height:48px;object-fit:contain;border:0;background:transparent}.room-head button[aria-pressed="false"]{opacity:.72}.room-head button.recording{color:#ff9b9b;border-color:#ff9b9b}

.videos.fill-video video{object-fit:cover}


/* Embedded video wall: the parent paints the studio, this page owns only live meeting UI. */
/* Reported directly, on Room 03: "Remove the black background for transparent. Only when the video is
   active then gets live". The wall shows the office photo through it until the video is live; the
   name, Join and the meeting's buttons stand below the photo, in the room page. */
html.conference-wall-mode,html.conference-wall-mode body{width:100%;height:100%;background:transparent;overflow:hidden;color-scheme:light}
html.conference-wall-mode main{height:100%;min-height:0;padding:0;display:flex;flex-direction:column;overflow:hidden}
html.conference-wall-mode main>header{display:none}
html.conference-wall-mode main{background:transparent}
html.conference-wall-mode .welcome,html.conference-wall-mode .room-head{display:none!important}
html.conference-wall-mode .room{height:100%;min-height:0;display:flex;flex-direction:column;overflow:hidden}
html.conference-wall-mode .room[hidden]{display:none}
html.conference-wall-mode .videos{flex:1;min-height:0;height:auto;padding:2px;gap:2px;overflow:auto;grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));align-items:stretch;align-content:center}
html.conference-wall-mode .videos video{height:100%;max-height:none;min-height:0;object-fit:contain;background:transparent}
html.conference-wall-mode .room aside{display:none}
html.conference-wall-mode #notice{left:8px;bottom:8px;right:8px;max-width:none;font-size:12px}
@media(max-width:700px){html.conference-wall-mode .videos{grid-template-columns:repeat(2,minmax(0,1fr))}}
/* Reported directly: "Amend the messages and the video call so that the called get a calling tone and make
   a futuristic tone plus selector", then, after a test call: "the receiver should have more easy about the
   camera and audio activation and automatically all participants should have message, operative and a
   button for register the AVISphere". */
.incoming{display:flex;align-items:center;justify-content:center;gap:12px;margin:10px 0 2px;font-size:18px;font-weight:800;letter-spacing:.04em}
.incoming-ring{position:relative;width:18px;height:18px;border-radius:50%;background:#8fd3ff;box-shadow:0 0 12px #8fd3ff}
.incoming.ringing .incoming-ring::before,.incoming.ringing .incoming-ring::after{content:"";position:absolute;inset:-6px;border:2px solid #8fd3ff;border-radius:50%;animation:incoming-wave 1.6s ease-out infinite}
.incoming.ringing .incoming-ring::after{animation-delay:.8s}
.incoming:not(.ringing) .incoming-ring{background:#ffffff80;box-shadow:none}
@keyframes incoming-wave{from{transform:scale(.6);opacity:1}to{transform:scale(2.4);opacity:0}}
@media(prefers-reduced-motion:reduce){.incoming.ringing .incoming-ring::before,.incoming.ringing .incoming-ring::after{animation:none}}
.devices,.answer,.tone{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:10px 0}
.devices button[aria-pressed="false"],.room-head #microphone[aria-pressed="false"],.room-head #camera[aria-pressed="false"]{color:#ff9b9b;border-color:#ff9b9b}
.answer #join{min-width:150px}
.answer #decline{color:#ff9b9b;border-color:#ff9b9b}
.tone label{display:flex;align-items:center;gap:8px;margin:0;font-size:12px;font-weight:700}
.tone select{min-height:34px;padding:0 8px;border:1px solid #ffffff80;border-radius:8px;background:#000;color:#fff;font:inherit;font-size:12px}
.tone button{min-height:34px;padding:0 12px}
.register-avisphere{width:min(490px,calc(100% - 24px));margin:12px auto 24px;color:#fff;text-align:center;text-shadow:0 2px 8px #000}
.register-avisphere summary{display:inline-block;padding:9px 15px;border:1px solid #ffffff80;border-radius:10px;font-size:12px;font-weight:750;cursor:pointer;list-style:none}
.register-avisphere summary::-webkit-details-marker{display:none}
.register-avisphere form{display:flex;gap:8px;margin-top:10px}
.register-avisphere input{flex:1;min-width:0;min-height:42px;padding:0 12px;border:1px solid #ffffff80;border-radius:10px;background:#000;color:#fff;font:inherit}
.register-avisphere p{min-height:1em;margin:8px 0 0;font-size:12px;color:#d5e2e6}
html.conference-wall-mode .register-avisphere{display:none}
.call-chat{width:min(720px,100%);margin:10px auto 0;text-shadow:0 2px 8px #000}
.call-chat ol{max-height:180px;margin:0 0 8px;padding:0;overflow-y:auto;list-style:none;font-size:13px;line-height:1.45}
.call-chat li{display:flex;gap:8px;padding:3px 0}
.call-chat li strong{flex:0 0 auto;color:#8fd3ff}
.call-chat li.own strong{color:#d5e2e6}
.call-chat li span{overflow-wrap:anywhere}
.call-chat form{display:flex;gap:8px}
.call-chat input{flex:1;min-width:0;height:42px}
html.conference-wall-mode .call-chat{display:none}