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0;color:#d5d5dd;font-size:12.5px;line-height:1.35}.arc-kpi{font-family:var(--arc-font-display);font-weight:400;color:var(--arc-white)}[data-theme=dark]{color-scheme:dark}[data-theme=light] body{background:radial-gradient(circle at 18% -9%,rgba(123,108,246,.085),transparent 34%),radial-gradient(circle at 84% -5%,rgba(201,169,110,.15),transparent 31%),linear-gradient(180deg,#f7f3ea,#eee9de)}[data-theme=light] body:before{opacity:.18;background-image:linear-gradient(rgba(44,40,34,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(44,40,34,.07) 1px,transparent 1px)}[data-theme=light] .arc-header{background:#ffffffd6;box-shadow:0 10px 32px #4a371411}[data-theme=light] .arc-sidebar{background:#ffffff94;box-shadow:inset -1px 0 #ffffff6b}[data-theme=light] .arc-state,[data-theme=light] .arc-card,[data-theme=light] .arc-route-skeleton,[data-theme=light] .arc-error-card{background:linear-gradient(180deg,#ffffffe0,#faf7f0eb);box-shadow:var(--arc-shadow-card)}[data-theme=light] .arc-state 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.arc-nav-pill.active,[data-theme=light] .arc-sidebar__item.active{color:var(--arc-white);background:#ffffffb8}[data-theme=light] .arc-search input,[data-theme=light] .arc-ring strong{color:var(--arc-text)}[data-theme=light] .arc-badge{background:#ffffffad;color:var(--arc-text)}[data-theme=light] .arc-tabs{border-color:#2c28221f;background:#ffffff94}[data-theme=light] .arc-tab{color:#756f70}[data-theme=light] .arc-tab:hover{background:#2c28220b;color:#312b27}[data-theme=light] .arc-tab.active{background:linear-gradient(180deg,#c9a96e2e,#c9a96e14);color:#9a793e}[data-theme=light] .arc-ring{background:conic-gradient(var(--arc-gold) calc(var(--p) * 1%),rgba(44,40,34,.1) 0)}[data-theme=light] .arc-menu{border-color:#2c28221f;background:#fffffff5;box-shadow:0 18px 44px #503a121f}[data-theme=light] .arc-menu button,[data-theme=light] .arc-menu a{color:#57504e}[data-theme=light] .arc-menu button:hover,[data-theme=light] .arc-menu 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h3{font-family:var(--mirad-display);color:#fff;font-weight:400;text-transform:uppercase;letter-spacing:-.01em;text-shadow:none}[data-theme=mirad] .pane-head h1{font-size:29px;line-height:.95}[data-theme=mirad] .pane-head h2,[data-theme=mirad] .info-section h3,[data-theme=mirad] .info-section-head h3{font-size:18px;line-height:.98}[data-theme=mirad] .circle-action,[data-theme=mirad] .star-btn,[data-theme=mirad] .composer-tool,[data-theme=mirad] .message-search-row button,[data-theme=mirad] .media-head button,[data-theme=mirad] .room-pages button,[data-theme=mirad] .ghost-btn{border-color:var(--mirad-line);background:#ffffff06;color:#dadae0;box-shadow:inset 0 1px #ffffff07}[data-theme=mirad] .circle-action:hover,[data-theme=mirad] .star-btn:hover,[data-theme=mirad] .composer-tool:hover,[data-theme=mirad] .message-search-row button:hover,[data-theme=mirad] .media-head button:hover,[data-theme=mirad] .room-pages button:hover,[data-theme=mirad] .ghost-btn:hover{transform:translateY(-1px);border-color:var(--mirad-red-line);background:#f03a461c;color:#fff}[data-theme=mirad] .circle-action--accent,[data-theme=mirad] .gold-btn,[data-theme=mirad] .composer-send{color:#fff;border-color:#ff606cc7;background:linear-gradient(180deg,#ff4a56,#f03a46 48%,#c91f2e);box-shadow:0 16px 34px #f03a4633,inset 0 1px #fff3}[data-theme=mirad] .circle-action--accent:hover,[data-theme=mirad] .gold-btn:hover,[data-theme=mirad] .composer-send:hover{color:#fff;border-color:#ff828beb;background:linear-gradient(180deg,#ff5964,#f03a46 54%,#b81424);box-shadow:0 18px 44px #f03a4647,inset 0 1px #ffffff3d}[data-theme=mirad] .chat-search-wrap,[data-theme=mirad] .message-search-row input,[data-theme=mirad] .composer textarea,[data-theme=mirad] .emoji-search input,[data-theme=mirad] .chat-modal input,[data-theme=mirad] .chat-modal select{border-color:var(--mirad-line);background:#ffffff06;color:#fff;box-shadow:inset 0 1px #ffffff05}[data-theme=mirad] .chat-search-wrap:focus-within,[data-theme=mirad] .message-search-row input:focus,[data-theme=mirad] .composer textarea:focus,[data-theme=mirad] .emoji-search input:focus,[data-theme=mirad] .chat-modal input:focus,[data-theme=mirad] .chat-modal select:focus{border-color:var(--mirad-red-line);box-shadow:0 0 0 3px #f03a4613,inset 0 1px #ffffff06}[data-theme=mirad] .chat-search-wrap input::placeholder,[data-theme=mirad] .message-search-row input::placeholder,[data-theme=mirad] .composer textarea::placeholder,[data-theme=mirad] .search-ico{color:var(--mirad-sub)}[data-theme=mirad] .chat-search-wrap kbd,[data-theme=mirad] .filter-chip b,[data-theme=mirad] .room-unread{border-color:#f03a4647;background:#f03a461a;color:var(--mirad-red-2)}[data-theme=mirad] .filter-chip,[data-theme=mirad] .archive-btn,[data-theme=mirad] .settings-list button,[data-theme=mirad] .tool-grid button,[data-theme=mirad] .pins-list button,[data-theme=mirad] .media-grid button,[data-theme=mirad] .modal-option-grid button,[data-theme=mirad] .read-list>div{border-color:var(--mirad-line);background:#ffffff06;color:#dadae0}[data-theme=mirad] .filter-chip:hover,[data-theme=mirad] .archive-btn:hover,[data-theme=mirad] .settings-list button:hover,[data-theme=mirad] .tool-grid button:hover,[data-theme=mirad] .pins-list button:hover,[data-theme=mirad] .media-grid button:hover,[data-theme=mirad] .modal-option-grid button:hover{border-color:var(--mirad-red-line);background:#f03a4617;color:#fff;transform:translateY(-1px)}[data-theme=mirad] .filter-chip.active,[data-theme=mirad] .modal-option-grid button.active,[data-theme=mirad] .premium-tool.active{border-color:var(--mirad-red-line);background:linear-gradient(180deg,#f03a462e,#f03a460f);color:#fff;box-shadow:inset 0 1px #ffffff0b,0 12px 26px #f03a4614}[data-theme=mirad] .premium-scroll{scrollbar-color:rgba(240,58,70,.45) transparent}[data-theme=mirad] .premium-scroll::-webkit-scrollbar-thumb{background:#f03a466b}[data-theme=mirad] .room-card{position:relative;border-color:var(--mirad-line);border-radius:14px;background:linear-gradient(180deg,#18181894,#0c0c0ca8);color:var(--mirad-text)}[data-theme=mirad] .room-card:before{content:"";position:absolute;left:0;top:9px;bottom:9px;width:2px;border-radius:999px;background:transparent;pointer-events:none}[data-theme=mirad] .room-card:hover{border-color:var(--mirad-line-strong);background:linear-gradient(180deg,#1d1d1dbd,#0f0f0fc2)}[data-theme=mirad] .room-card.active{border-color:var(--mirad-red-line);background:radial-gradient(circle at 0% 50%,rgba(240,58,70,.2),transparent 42%),linear-gradient(90deg,#f03a4629,#f03a460e);box-shadow:0 0 0 1px #f03a460f,inset 0 1px #ffffff09}[data-theme=mirad] .room-card.active:before,[data-theme=mirad] .room-card.unread:before{background:var(--mirad-red);box-shadow:0 0 18px #f03a46b8}[data-theme=mirad] .room-topline strong,[data-theme=mirad] .thread-person-meta strong,[data-theme=mirad] .profile-meta strong,[data-theme=mirad] .notify-card strong,[data-theme=mirad] .modal-option-grid button b,[data-theme=mirad] .avatar-upload-copy strong,[data-theme=mirad] .read-list strong,[data-theme=mirad] .media-grid b,[data-theme=mirad] .msg-file strong,[data-theme=mirad] .composer-context b,[data-theme=mirad] .pinned-banner__content strong{color:#fff}[data-theme=mirad] .room-main em,[data-theme=mirad] .room-topline time,[data-theme=mirad] .thread-person-meta em,[data-theme=mirad] .profile-meta em,[data-theme=mirad] .notify-card em,[data-theme=mirad] .ctx-empty,[data-theme=mirad] .chat-empty-list p,[data-theme=mirad] .chat-empty-thread p,[data-theme=mirad] .chat-state p,[data-theme=mirad] .composer-hint,[data-theme=mirad] .chat-modal p,[data-theme=mirad] .chat-modal label,[data-theme=mirad] .avatar-upload-copy span,[data-theme=mirad] .media-grid em,[data-theme=mirad] .media-grid small,[data-theme=mirad] .msg-file span{color:var(--mirad-sub)}[data-theme=mirad] .room-avatar,[data-theme=mirad] .thread-avatar,[data-theme=mirad] .ctx-avatar,[data-theme=mirad] .profile-avatar,[data-theme=mirad] .avatar-upload-preview{border-color:#ffffff29;background:linear-gradient(135deg,#262626,#f03a46);box-shadow:0 0 0 1px #f03a4629,0 12px 24px #00000038}[data-theme=mirad] .room-avatar.student,[data-theme=mirad] .thread-avatar.student,[data-theme=mirad] .ctx-avatar.student,[data-theme=mirad] .room-avatar.course,[data-theme=mirad] .thread-avatar.course,[data-theme=mirad] .ctx-avatar.course,[data-theme=mirad] .room-avatar.announce,[data-theme=mirad] .thread-avatar.announce,[data-theme=mirad] .ctx-avatar.announce{background:linear-gradient(135deg,#1d1d1d,#f03a46 62%,#ff5964)}[data-theme=mirad] .presence-dot,[data-theme=mirad] .online-dot{background:radial-gradient(circle at 35% 30%,#ffe1e4 0,#ffe1e4 14%,#ff5964 35%,#f03a46);border-color:#101010;box-shadow:0 0 0 1px #f03a4661,0 0 14px #f03a46b3}[data-theme=mirad] .thread-head{border-bottom-color:var(--mirad-line);background:linear-gradient(180deg,#121212f5,#0a0a0aeb)}[data-theme=mirad] .thread-head:after{content:"";position:absolute;left:18px;right:18px;bottom:0;height:1px;background:linear-gradient(90deg,transparent,rgba(240,58,70,.55),transparent);pointer-events:none}[data-theme=mirad] .thread-menu,[data-theme=mirad] .emoji-drawer,[data-theme=mirad] .chat-modal{border-color:var(--mirad-red-line);background:radial-gradient(circle at 12% -8%,rgba(240,58,70,.13),transparent 34%),linear-gradient(180deg,#121212fb,#060606fd);box-shadow:0 30px 90px #0000009e,inset 0 1px #ffffff0a}[data-theme=mirad] .thread-menu button:hover{background:#f03a461f;color:#fff}[data-theme=mirad] .pinned-banner,[data-theme=mirad] .composer-context,[data-theme=mirad] .pending-files{border-color:#f03a4642;background:radial-gradient(circle at 0% 0%,rgba(240,58,70,.14),transparent 42%),linear-gradient(90deg,#f03a4614,#ffffff05);box-shadow:0 16px 36px #00000038,inset 0 1px #ffffff09}[data-theme=mirad] .pinned-banner__icon,[data-theme=mirad] .premium-icon,[data-theme=mirad] .pin-mark,[data-theme=mirad] .room-pin,[data-theme=mirad] .file-ico,[data-theme=mirad] .modal-orb{color:var(--mirad-red-2);border-color:#f03a464d;background:#f03a461a}[data-theme=mirad] .head-link,[data-theme=mirad] .pinned-banner__items time,[data-theme=mirad] .pin-time,[data-theme=mirad] .tool-grid em,[data-theme=mirad] .message-author,[data-theme=mirad] .file-preview a{color:var(--mirad-red-2)}[data-theme=mirad] .messages-area{background:linear-gradient(90deg,rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(180deg,transparent,rgba(240,58,70,.018));background-size:42px 42px,100% 100%}[data-theme=mirad] .day-divider span{border-color:var(--mirad-line);background:#050505ad;color:var(--mirad-sub)}[data-theme=mirad] .message-bubble{border-color:var(--mirad-line);background:linear-gradient(180deg,#181818c7,#0b0b0bd1);color:var(--mirad-text);box-shadow:0 12px 28px #00000029}[data-theme=mirad] .message-row.mine .message-bubble{border-color:#f03a4657;background:linear-gradient(180deg,#f03a462b,#f03a4611)}[data-theme=mirad] .message-bubble p,[data-theme=mirad] .pin-text{color:#f2f2f4}[data-theme=mirad] .message-row.mine .msg-meta,[data-theme=mirad] .read-receipt.is-read{color:#ff8b93}[data-theme=mirad] .reply-preview,[data-theme=mirad] .typing-indicator{border-color:#f03a463d;background:#f03a4614;color:#e7e7ec}[data-theme=mirad] .msg-file,[data-theme=mirad] .msg-media-inline,[data-theme=mirad] .media-thumb,[data-theme=mirad] .media-preview,[data-theme=mirad] .avatar-upload-card,[data-theme=mirad] .pending-file-card,[data-theme=mirad] .pending-file-preview,[data-theme=mirad] .pending-files button{border-color:var(--mirad-line);background:#ffffff06;color:var(--mirad-text)}[data-theme=mirad] .msg-reactions button,[data-theme=mirad] .emoji-tabs button,[data-theme=mirad] .emoji-pack-tabs button,[data-theme=mirad] .media-picker-card,[data-theme=mirad] .emoji-grid button,[data-theme=mirad] .emoji-frequent button,[data-theme=mirad] .pinned-banner__items button{border-color:var(--mirad-line);background:#121212e6;color:var(--mirad-text)}[data-theme=mirad] .msg-actions,[data-theme=mirad] .message-reaction-card{border-color:#f03a4647;background:radial-gradient(circle at 18% 0%,rgba(240,58,70,.16),transparent 54%),linear-gradient(180deg,#121212fb,#060606fb)}[data-theme=mirad] .msg-actions button:hover,[data-theme=mirad] .message-reaction-card button:hover,[data-theme=mirad] .media-picker-card:hover,[data-theme=mirad] .emoji-grid button:hover,[data-theme=mirad] .emoji-frequent button:hover{color:#fff;background:#f03a4621;box-shadow:0 8px 18px #00000042,0 0 0 1px #f03a462e inset}[data-theme=mirad] .emoji-pack-tabs button.active{border-color:#f03a4652;background:#f03a4624}[data-theme=mirad] .emoji-empty,[data-theme=mirad] .media-picker-card span,[data-theme=mirad] .emoji-pack-tabs button span{color:var(--mirad-sub)}[data-theme=mirad] .pending-file-meta em,[data-theme=mirad] .pending-file-ico{color:var(--mirad-red-2)}[data-theme=mirad] .composer{border-top-color:var(--mirad-line);background:linear-gradient(180deg,#101010f5,#060606fb)}[data-theme=mirad] .composer-hint{background:#060606fb}[data-theme=mirad] .info-card,[data-theme=mirad] .info-section{position:relative;border-color:var(--mirad-line);border-radius:14px;background:#ffffff06;overflow:hidden}[data-theme=mirad] .info-card:before,[data-theme=mirad] .info-section:before{content:"";position:absolute;left:10px;right:10px;top:0;height:1px;background:linear-gradient(90deg,rgba(240,58,70,.7),rgba(255,255,255,.1),transparent);pointer-events:none}[data-theme=mirad] .toggle-switch.on{border-color:#f03a468c;background:linear-gradient(90deg,#b81424,#f03a46)}[data-theme=mirad] .toggle-switch.on span{background:radial-gradient(circle at 30% 26%,#fff,#ffb7bd 36%,#ff5964)}[data-theme=mirad] .chat-empty-list,[data-theme=mirad] .chat-empty-thread,[data-theme=mirad] .chat-state{color:var(--mirad-sub)}[data-theme=mirad] .empty-orb{border-color:#f03a4638;background:radial-gradient(circle at 48% 30%,#f03a4642,#f03a4612);color:#fff}[data-theme=mirad] .chat-state.error{border-color:#f03a4647;background:#f03a4614}[data-theme=mirad] .chat-state.error strong,[data-theme=mirad] .settings-list button.danger,[data-theme=mirad] .msg-actions button[title=Удалить]{color:#ff7a84}[data-theme=mirad] .modal-backdrop{background:#000000b8}[data-theme=mirad] .chat-modal--premium{border-color:var(--mirad-red-line);background:radial-gradient(circle at 12% -10%,rgba(240,58,70,.16),transparent 35%),radial-gradient(circle at 92% 0%,rgba(255,89,100,.09),transparent 30%),linear-gradient(180deg,#121212fc,#050505fe)}[data-theme=mirad] .modal-submit:disabled,[data-theme=mirad] .gold-btn:disabled{color:#ffffff6b;border-color:#f03a462e;background:linear-gradient(180deg,#f03a461a,#1616169e);box-shadow:inset 0 1px #ffffff06}[data-theme=mirad] .drop-hint{border-color:#f03a468c;background:#080808db;color:var(--mirad-red-2)}[data-theme=mirad] .messages-area.drag-over{outline-color:#f03a468a;background:#f03a4609}[data-theme=mirad] .chat-toast{border-color:var(--mirad-line);background:#0c0c0cf5;color:var(--mirad-text)}[data-theme=mirad] .chat-toast.success,[data-theme=mirad] .chat-toast.info,[data-theme=mirad] .chat-toast.error{border-color:#f03a4657;color:#ff8b93}@media (max-width: 760px){[data-theme=mirad] .arc-main:has(.chat-design-page){padding:8px}[data-theme=mirad] .chat-pane{border-radius:16px}[data-theme=mirad] .pane-head h1{font-size:26px}}[data-theme=mirad] .chat-design-page .notify-card{min-height:68px;padding:13px 12px;gap:10px}[data-theme=mirad] .chat-design-page .notify-card>div{min-width:0;flex:1 1 auto}[data-theme=mirad] .chat-design-page .notify-card strong{font-family:var(--mirad-body);font-size:14px;font-weight:800;letter-spacing:-.01em;text-transform:none}[data-theme=mirad] .chat-design-page .notify-card em{max-width:170px;font-size:11px;line-height:1.25}[data-theme=mirad] .chat-design-page .notify-icon{width:34px;height:34px;border-radius:11px;color:#ff7b84}[data-theme=mirad] .chat-design-page .toggle-switch{position:relative;flex:0 0 44px;width:44px;min-width:44px;height:24px;min-height:24px;margin-left:auto;padding:2px;border-radius:999px;border:1px solid rgba(255,255,255,.13);background:linear-gradient(180deg,#fff1,#ffffff06);box-shadow:inset 0 1px #ffffff09,0 8px 18px #0000003d;display:inline-flex;align-items:center;justify-content:flex-start;font:inherit;letter-spacing:0;text-transform:none;overflow:hidden}[data-theme=mirad] .chat-design-page .toggle-switch span{width:18px;height:18px;border-radius:999px;background:linear-gradient(180deg,#d9d9dd,#8e8e96);box-shadow:0 2px 8px #00000059,inset 0 1px #ffffff8c;transform:translate(0);transition:transform .18s ease,background .18s ease,box-shadow .18s ease}[data-theme=mirad] .chat-design-page .toggle-switch.on{border-color:#f03a4685;background:linear-gradient(90deg,#8f141feb,#f03a46db);box-shadow:inset 0 1px #ffffff14,0 10px 22px #f03a4629}[data-theme=mirad] .chat-design-page .toggle-switch.on span{transform:translate(20px);background:radial-gradient(circle at 34% 28%,#fff 0,#fff 20%,#ffcdd2 44%,#ff6d78);box-shadow:0 2px 10px #00000059,0 0 10px #ff6e7a4d,inset 0 1px #ffffffb3}[data-theme=mirad] .chat-design-page .toggle-switch:hover{border-color:#ff707a8f;background:linear-gradient(180deg,#f03a4629,#ffffff09);transform:translateY(-1px)}[data-theme=mirad] .chat-design-page .toggle-switch:focus-visible{outline:2px solid rgba(255,112,122,.55);outline-offset:3px}[data-theme=mirad] .chat-design-page .tool-grid{gap:8px}[data-theme=mirad] .chat-design-page .tool-grid button{min-height:64px;padding:8px 4px 7px;border-radius:14px;font-family:var(--mirad-body);font-size:10px;font-weight:700;line-height:1.1;letter-spacing:0;text-transform:none}[data-theme=mirad] .chat-design-page .tool-grid .premium-icon{width:25px;height:25px;border-radius:9px;font-size:12px}[data-theme=mirad] .chat-design-page .tool-grid b{max-width:100%;overflow:hidden;color:#f4f4f6;font-family:var(--mirad-body);font-size:8.8px;font-weight:800;line-height:1.05;letter-spacing:.065em;text-overflow:ellipsis;text-transform:uppercase;white-space:nowrap}[data-theme=mirad] .chat-design-page .tool-grid em{min-height:11px;color:#ff7b84;font-family:var(--mirad-body);font-size:10px;font-style:normal;font-weight:800;line-height:1;letter-spacing:0}@media (max-width: 1320px){[data-theme=mirad] .chat-design-page .tool-grid b{font-size:8.2px;letter-spacing:.045em}}.arc-shell{min-height:100dvh;display:grid;grid-template-rows:var(--arc-header-h) 1fr}.arc-layout{display:grid;grid-template-columns:var(--arc-sidebar-w) minmax(0,1fr);min-height:calc(100dvh - var(--arc-header-h))}.arc-page{width:min(1238px,100%);margin:0 auto}.arc-page--clean{width:min(1238px,calc(100vw - 34px));margin:0 auto;padding:18px 0 24px}.arc-topline{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:11px}.arc-crumbs{display:flex;align-items:center;gap:10px;color:var(--arc-muted);font-size:12px;font-weight:500;margin-bottom:5px}.arc-crumbs b{color:var(--arc-white);font-weight:600}.arc-sep{color:#4b4b51}.arc-actions{display:flex;align-items:center;gap:9px;padding-bottom:2px;flex:none}.arc-grid-2{display:grid;grid-template-columns:minmax(0,695px) minmax(360px,488px);gap:14px;align-items:start}.arc-stack{display:grid;gap:10px;min-width:0}.arc-state{border:1px solid var(--arc-line);border-radius:var(--arc-radius-card);background:linear-gradient(180deg,#121214e0,#0b0b0de6);box-shadow:var(--arc-shadow-card);padding:22px;color:var(--arc-muted)}.arc-state strong{display:block;color:var(--arc-white);margin-bottom:6px;font-family:var(--arc-font-display);font-size:22px;font-weight:400}.arc-state-error{border-color:#e05c6a52}.arc-state-error 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