:root{--accent: #3390ec;--accent-hover: #2b80d8;--danger: #e64646;--online: #4dcd5e;--radius: 12px;--radius-lg: 18px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif}:root[data-theme=light]{--bg: #ffffff;--bg-app: #f1f3f6;--chat-bg: #e6ebee;--panel: #ffffff;--panel-2: #f3f4f6;--hover: #f1f3f5;--header: #ffffff;--text: #14181f;--text-2: #707b8a;--border: #e5e8ec;--bubble-self: #eeffde;--bubble-other: #ffffff;--shadow: 0 1px 2px rgba(0,0,0,.08), 0 1px 8px rgba(0,0,0,.04);--call-grad: linear-gradient(160deg, #6cb1e8, #4a82c4 55%, #3a5f9e);color-scheme:light}:root[data-theme=dark]{--bg: #0e1621;--bg-app: #0e1621;--chat-bg: #0e1621;--panel: #17212b;--panel-2: #242f3d;--hover: #202b36;--header: #17212b;--text: #ffffff;--text-2: #7d8e9e;--border: #0b121a;--bubble-self: #2b5278;--bubble-other: #182533;--shadow: 0 2px 12px rgba(0,0,0,.4);--call-grad: linear-gradient(160deg, #2b5278, #1f3a55 55%, 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var(--border)}.back-btn{display:none}.ch-meta{flex:1;min-width:0}.ch-name{font-weight:600;font-size:16px}.ch-status{color:var(--text-2);font-size:13px}.msgs{flex:1;overflow-y:auto;padding:16px 8% 12px;display:flex;flex-direction:column;gap:4px}.msgs-empty{margin:auto;color:var(--text-2);background:var(--panel-2);padding:8px 16px;border-radius:18px;font-size:14px}.bubble{max-width:72%;padding:7px 12px 6px;border-radius:14px;font-size:15px;line-height:1.35;box-shadow:var(--shadow);word-wrap:break-word;position:relative}.bubble.in{align-self:flex-start;background:var(--bubble-other);border-bottom-left-radius:5px}.bubble.out{align-self:flex-end;background:var(--bubble-self);border-bottom-right-radius:5px}.b-text{white-space:pre-wrap}.b-time{float:right;margin:6px 0 -2px 10px;font-size:11px;color:var(--text-2)}.bubble.out .b-time{color:#ffffff8c}:root[data-theme=light] .bubble.out .b-time{color:#6aa84f}.composer{flex:0 0 auto;display:flex;align-items:center;gap:8px;padding:10px 12px calc(10px + env(safe-area-inset-bottom));background:var(--header);border-top:1px solid var(--border)}.composer-input{flex:1;background:var(--panel-2);border:none;outline:none;color:var(--text);padding:12px 16px;border-radius:22px;font-size:16px}.send-btn{width:46px;height:46px;flex:0 0 auto;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;transition:opacity .15s}.send-btn:disabled{opacity:.4}.call{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;display:flex;flex-direction:column;background:#000}.call.audio{background:var(--call-grad)}.stage{flex:1;position:relative;min-height:0;overflow:hidden}#remoteVideo{width:100%;height:100%;object-fit:cover;background:#000;display:block}.call.audio #remoteVideo{display:none}#localVideo{position:absolute;top:16px;right:16px;width:130px;max-width:30%;border-radius:14px;object-fit:cover;background:#111;box-shadow:var(--shadow);z-index:3}.audio-stage{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:16px;color:#fff}.audio-stage .big-avatar{box-shadow:0 8px 40px #00000059;border-radius:50%}.audio-stage .peer-name{font-size:26px;font-weight:600}.audio-stage .peer-sub{opacity:.85}.call-top{position:absolute;top:0;left:0;right:0;padding:16px;z-index:4;display:flex;align-items:center;gap:10px;color:#fff;background:linear-gradient(to bottom,rgba(0,0,0,.45),transparent)}.call-top .ct-name{font-weight:600;font-size:17px}.call-top .ct-status{font-size:13px;opacity:.85}.badge{font-size:11px;font-weight:600;padding:4px 10px;border-radius:20px}.badge.on{background:#4dcd5e33;color:#6ee787}.badge.off{background:#ffffff26;color:#ffffffb3}.captions{position:absolute;left:0;right:0;bottom:0;z-index:4;max-height:42%;overflow-y:auto;padding:16px 16px 14px;display:flex;flex-direction:column;gap:8px;background:linear-gradient(to top,rgba(0,0,0,.6),transparent)}.cap{align-self:flex-start;max-width:80%;padding:8px 12px;border-radius:14px;font-size:15px;line-height:1.35;background:var(--bubble-other);color:var(--text);box-shadow:var(--shadow)}.cap.self{align-self:flex-end;background:var(--bubble-self)}.cap .who{display:block;font-size:12px;font-weight:600;color:var(--accent);margin-bottom:2px}.call.audio .cap{background:#ffffff24;color:#fff;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.call.audio .cap .who{color:#cfe3ff}.controls{flex:0 0 auto;display:flex;justify-content:center;gap:22px;padding:18px 16px calc(20px + env(safe-area-inset-bottom));z-index:5}.ctrl{width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:#7f7f7f40;color:#fff;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.ctrl:hover{background:#7f7f7f61}.ctrl.off{background:#fff;color:#14181f}.ctrl.hangup{background:var(--danger)}.overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000080;z-index:50;display:flex;align-items:center;justify-content:center;padding:16px;animation:fade .15s ease}@keyframes fade{0%{opacity:0}to{opacity:1}}.modal{background:var(--panel);border-radius:var(--radius-lg);box-shadow:var(--shadow);width:min(420px,100%);padding:24px;display:flex;flex-direction:column;gap:14px}.call-modal{align-items:center;text-align:center}.cm-name{font-size:22px;font-weight:600}.cm-sub{color:var(--text-2);margin-top:-8px}.cm-actions{display:flex;gap:40px;margin-top:8px}.round-btn{width:64px;height:64px;border-radius:50%;display:grid;place-items:center;color:#fff}.round-btn.accept{background:var(--online)}.round-btn.hangup{background:var(--danger)}.ringing{animation:ring 1.2s infinite;border-radius:50%}@keyframes ring{0%,to{transform:scale(1)}50%{transform:scale(1.07)}}.modal-head{display:flex;align-items:center;gap:8px}.modal-head h3{margin:0;font-size:18px;flex:1;text-align:center}.settings{width:min(440px,100%);max-height:90vh;overflow-y:auto;text-align:left}.avatar-edit{position:relative;align-self:center;cursor:pointer}.avatar-cam{position:absolute;right:-2px;bottom:-2px;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:grid;place-items:center;border:3px solid var(--panel)}.lbl{color:var(--accent);font-size:13px;font-weight:600;margin:4px 2px -6px}.settings-rows{display:flex;flex-direction:column;gap:2px;margin-top:6px}.row-btn{display:flex;align-items:center;gap:14px;padding:13px 10px;border-radius:10px;font-size:15px;color:var(--text);text-align:left}.row-btn:hover{background:var(--hover)}.row-btn.danger{color:var(--danger)}.row-btn .icon{color:var(--text-2)}.row-btn.danger .icon{color:var(--danger)}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%);z-index:60;background:#14181ff0;color:#fff;padding:12px 20px;border-radius:22px;font-size:14px;box-shadow:var(--shadow);animation:fade .2s ease}.sb-section{font-size:11px;font-weight:600;color:var(--text-2);text-transform:uppercase;letter-spacing:.5px;padding:8px 10px 4px;margin-top:8px}.sb-calls{flex:0 0 auto;border-top:1px solid var(--border);padding:4px 6px 8px;font-size:13px}.sb-call{padding:6px 8px;border-radius:8px;cursor:pointer;display:flex;flex-direction:column;gap:1px}.sb-call:hover{background:var(--hover)}.sb-call-who{font-weight:500}.sb-call-meta{color:var(--text-2);font-size:11px}.history-modal{width:min(520px,100%);max-height:80vh;overflow:hidden;display:flex;flex-direction:column}.hist-meta{font-size:14px;color:var(--text-2);padding:4px 4px 8px;border-bottom:1px solid var(--border)}.hist-meta>div{margin:1px 0}.hist-status{font-size:12px;opacity:.7}.hist-body{flex:1;overflow-y:auto;padding:8px 4px;font-size:14px;line-height:1.35}.hist-line{padding:4px 6px;border-radius:6px;margin-bottom:4px}.hist-line .h-who{font-weight:600;color:var(--accent);margin-right:6px}.hist-line .h-ts{float:right;font-size:10px;color:var(--text-2);margin-left:8px}.hist-line.final{background:var(--panel-2)}.hist-line.live{opacity:.9}.hist-foot{font-size:11px;color:var(--text-2);padding-top:6px;border-top:1px solid var(--border)}@media (max-width: 768px){.sidebar{width:100%;flex-basis:100%}.chat{position:absolute;top:0;right:0;bottom:0;left:0;z-index:10;transform:translate(100%);transition:transform .22s ease}.shell.has-chat .chat{transform:translate(0)}.shell.has-chat .sidebar{display:none}.back-btn{display:grid}.msgs{padding:12px 10px}.bubble{max-width:82%}#localVideo{width:104px;top:12px;right:12px}.ctrl{width:58px;height:58px}.controls{gap:16px}}