*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}:root{--kc-bg:#0d0f18;--bg:#0b0d14;--bg2:#10121b;--sf:#161924;--sfr:#1c1f2e;--bd:#2a2e42;--tx:#e4e6f0;--tx2:#959ab0;--txm:#555976;--ac:#7c6aef;--ac2:#a78bfa;--gn:#34d399;--rd:#f87171;--or:#fb923c;--fd:'Outfit',sans-serif;--fb:'DM Sans',sans-serif;--fm:'JetBrains Mono',monospace;--r:14px;--rs:8px;--rx:6px;--hh:54px;--t:.2s ease}
html{height:100%}body{font-family:var(--fb);background:var(--bg);color:var(--tx);height:100%;overflow:hidden;-webkit-font-smoothing:antialiased}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-thumb{background:var(--bd);border-radius:8px}
@keyframes fu{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}
@keyframes gw{0%,100%{box-shadow:0 0 8px rgba(124,106,239,.25)}50%{box-shadow:0 0 18px rgba(124,106,239,.25)}}
.an{animation:fu .4s ease both}.a1{animation:fu .4s .1s ease both}.a2{animation:fu .4s .2s ease both}.a3{animation:fu .4s .3s ease both}
.ld{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px;position:relative}.ld::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 600px 400px at 30% 20%,rgba(124,106,239,.07),transparent);pointer-events:none}
.lc{text-align:center;max-width:420px;width:100%;position:relative;z-index:1}
.li{width:70px;height:70px;border-radius:20px;background:linear-gradient(135deg,var(--ac),var(--ac2));display:flex;align-items:center;justify-content:center;margin:0 auto 24px;box-shadow:0 10px 36px rgba(124,106,239,.3);animation:gw 3s ease-in-out infinite}
.ld h1{font-family:var(--fd);font-size:32px;font-weight:800;letter-spacing:-.03em;margin-bottom:8px;background:linear-gradient(135deg,var(--tx) 40%,var(--ac2));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.ld .su{color:var(--tx2);font-size:14px;line-height:1.6;margin-bottom:28px}
.bp{width:100%;padding:13px;border-radius:var(--r);border:none;cursor:pointer;background:linear-gradient(135deg,var(--ac),var(--ac2));color:#fff;font-family:var(--fd);font-size:15px;font-weight:700;box-shadow:0 5px 20px rgba(124,106,239,.3);transition:transform var(--t)}.bp:hover{transform:translateY(-1px)}.bp:active{transform:scale(.98)}.bp:disabled{opacity:.5;cursor:default;transform:none}
.dv{display:flex;align-items:center;gap:10px;margin:16px 0}.dv::before,.dv::after{content:'';flex:1;height:1px;background:var(--bd)}.dv span{color:var(--txm);font-size:11px;white-space:nowrap}
.jr{display:flex;gap:8px}.inp{flex:1;padding:11px 14px;border-radius:var(--rs);border:1px solid var(--bd);background:var(--sf);color:var(--tx);font-size:13px;font-family:var(--fb);outline:none;width:100%}.inp:focus{border-color:var(--ac)}.inp::placeholder{color:var(--txm)}
.bs2{padding:11px 18px;border-radius:var(--rs);border:1px solid var(--bd);background:var(--sf);color:var(--tx);font-size:13px;font-weight:600;cursor:pointer;transition:all var(--t)}.bs2:hover{border-color:var(--ac);color:var(--ac)}
.fg{margin-bottom:12px;text-align:left}.fl{display:block;font-size:11px;font-weight:600;color:var(--tx2);margin-bottom:5px;text-transform:uppercase;letter-spacing:.04em}
.fe{color:var(--rd);font-size:12px;margin-top:6px;min-height:16px}.at{color:var(--ac);cursor:pointer;font-weight:600}.at:hover{text-decoration:underline}
.mr-list{text-align:left;margin-top:16px;max-height:500px;overflow-y:auto}.mr-item{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border:1px solid var(--bd);border-radius:var(--rs);margin-bottom:6px;background:var(--sf);cursor:pointer;transition:border-color var(--t)}.mr-item:hover{border-color:var(--ac)}.mr-name{font-size:13px;font-weight:600;color:var(--tx)}.mr-sub{font-size:10px;color:var(--txm);margin-top:2px}.mr-del{padding:3px 8px;border:1px solid var(--bd);border-radius:var(--rx);background:transparent;color:var(--txm);font-size:10px;cursor:pointer;flex-shrink:0}.mr-del:hover{color:var(--rd);border-color:var(--rd)}
.app{display:flex;height:100vh;flex-direction:column}
.hd{height:var(--hh);display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--bd);background:var(--sf);flex-shrink:0;gap:5px;z-index:50}
.hl{display:flex;align-items:center;gap:8px;min-width:0}.hr{display:flex;align-items:center;gap:5px;flex-shrink:0}
.ls{width:30px;height:30px;border-radius:8px;flex-shrink:0;background:linear-gradient(135deg,var(--ac),var(--ac2));display:flex;align-items:center;justify-content:center}.lt{font-family:var(--fd);font-size:14px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:150px}
.bg2{display:flex;align-items:center;gap:4px;padding:4px 10px;border-radius:16px;background:var(--sfr);border:1px solid var(--bd);font-size:11px;font-weight:600}.dg{width:6px;height:6px;border-radius:50%;background:var(--gn);box-shadow:0 0 6px rgba(52,211,153,.3)}
.bi{display:flex;align-items:center;gap:3px;padding:5px 10px;border-radius:16px;border:1px solid var(--bd);background:var(--sfr);color:var(--tx2);font-size:11px;font-weight:600;cursor:pointer;transition:all var(--t);white-space:nowrap}.bi:hover{border-color:var(--ac);color:var(--ac)}.bi svg{width:13px;height:13px;flex-shrink:0}.bi.dn{color:var(--rd);border-color:rgba(248,113,113,.2)}.bi.dn:hover{background:rgba(248,113,113,.08)}
.ub{display:flex;align-items:center;gap:4px;font-size:11px;color:var(--tx2)}.ue{max-width:70px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:500}.blo{padding:3px 6px;border-radius:4px;border:1px solid var(--bd);background:transparent;color:var(--txm);font-size:10px;cursor:pointer}.blo:hover{border-color:var(--rd);color:var(--rd)}
.tabs{display:flex;padding:0 14px;background:var(--bg2);border-bottom:1px solid var(--bd);flex-shrink:0;overflow-x:auto}.tab{padding:9px 16px;font-size:12px;font-weight:600;color:var(--txm);cursor:pointer;border-bottom:2px solid transparent;transition:all var(--t);white-space:nowrap}.tab:hover{color:var(--tx2)}.tab.ac{color:var(--ac);border-bottom-color:var(--ac)}
.rb{padding:4px 14px;background:var(--bg2);border-bottom:1px solid var(--bd);flex-shrink:0}.rlr{display:flex;align-items:center;gap:5px}.rlr>span{font-size:10px;color:var(--txm);white-space:nowrap}.rli{flex:1;padding:3px 7px;border-radius:4px;border:1px solid var(--bd);background:var(--sf);color:var(--ac);font-size:10px;font-family:var(--fm);outline:none;min-width:0}.rlc{padding:3px 7px;border-radius:4px;border:1px solid var(--bd);background:var(--sfr);color:var(--tx2);font-size:10px;font-weight:600;cursor:pointer;white-space:nowrap}.rlc:hover{border-color:var(--ac);color:var(--ac)}.rlc.ok{border-color:var(--gn);color:var(--gn)}
.kb{flex:1;display:flex;overflow-x:auto;padding:14px;gap:12px;align-items:flex-start}
.kc{min-width:300px;max-width:300px;flex-shrink:0;background:var(--kc-bg,#0d0f18);border:1px solid var(--bd);border-radius:var(--r);display:flex;flex-direction:column;max-height:100%}
.kch{padding:10px 12px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--bd);cursor:grab}.kct{font-family:var(--fd);font-size:13px;font-weight:700;display:flex;align-items:center;gap:6px}.kcdt{width:8px;height:8px;border-radius:50%;flex-shrink:0}.kcc{font-size:10px;color:var(--txm);display:flex;align-items:center;gap:4px}
.kch-arrows{display:flex;gap:2px}.kch-arr{width:20px;height:20px;border:1px solid var(--bd);border-radius:4px;background:var(--sfr);color:var(--txm);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:11px;transition:all var(--t)}.kch-arr:hover{border-color:var(--ac);color:var(--ac)}
.kcb{flex:1;overflow-y:auto;padding:6px;min-height:50px}.kcb.dov{background:rgba(124,106,239,.05)}
.kk{background:var(--sf);border:1px solid var(--bd);border-radius:var(--rs);padding:10px;margin-bottom:6px;cursor:grab;transition:transform .12s,opacity .12s;position:relative;white-space:pre-wrap}.kk:hover{border-color:var(--ac)}.kk.drg{opacity:.3}
.kk-t{font-size:12px;font-weight:600;margin-bottom:3px}.kk-d{font-size:11px;color:var(--tx2);line-height:1.4;margin-bottom:4px;white-space:pre-wrap}
.kk-m{font-size:9px;color:var(--txm);display:flex;justify-content:space-between;align-items:center}
.kk-btns{display:flex;gap:2px;align-items:center}.kk-btn{width:18px;height:18px;border:1px solid var(--bd);border-radius:3px;background:transparent;color:var(--txm);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:9px;transition:all var(--t)}.kk-btn:hover{border-color:var(--ac);color:var(--ac)}.kk-btn.del:hover{border-color:var(--rd);color:var(--rd)}
.kk-bar{width:100%;height:3px;border-radius:2px 2px 0 0;position:absolute;top:0;left:0;right:0}
.kka{padding:6px;text-align:center;color:var(--txm);font-size:11px;cursor:pointer;border:1px dashed var(--bd);border-radius:var(--rs);margin:6px;transition:all var(--t)}.kka:hover{border-color:var(--ac);color:var(--ac)}
.knc{min-width:240px;flex-shrink:0;display:flex;align-items:center;justify-content:center;border:2px dashed var(--bd);border-radius:var(--r);color:var(--txm);font-size:12px;cursor:pointer;padding:16px;height:70px}.knc:hover{border-color:var(--ac);color:var(--ac)}
.dp2{flex:1;display:flex;overflow:hidden}
.sb{width:240px;border-right:1px solid var(--bd);background:var(--bg2);display:flex;flex-direction:column;flex-shrink:0}.sbh{padding:12px;border-bottom:1px solid var(--bd);display:flex;align-items:center;justify-content:space-between}.sbt{font-family:var(--fd);font-size:11px;font-weight:700;color:var(--tx2);text-transform:uppercase;letter-spacing:.05em}
.ba{width:26px;height:26px;border-radius:var(--rx);border:1px solid var(--bd);background:var(--sf);color:var(--ac);cursor:pointer;display:flex;align-items:center;justify-content:center}.ba:hover{background:var(--ac);color:#fff}
.sbl{flex:1;overflow-y:auto;padding:6px}.si{display:flex;align-items:center;gap:7px;padding:8px 9px;border-radius:var(--rs);cursor:pointer;margin-bottom:2px}.si:hover{background:var(--sf)}.si.ac{background:var(--sfr)}.sii{color:var(--txm);flex-shrink:0;display:flex}.sii svg{width:15px;height:15px}.sin{font-size:12px;font-weight:500;color:var(--tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.si.ac .sin{color:var(--tx)}.si.ac .sii{color:var(--ac)}
.sbe{padding:20px 10px;text-align:center;color:var(--txm);font-size:11px}
.cp3{flex:1;overflow-y:auto;padding:18px;min-width:0}.cpi{margin:0 auto}
.es{text-align:center;padding:50px 16px}.ese{font-size:44px;opacity:.2;margin-bottom:10px}.es h3{font-family:var(--fd);font-size:16px;font-weight:600;color:var(--tx2);margin-bottom:4px}.es p{font-size:11px;color:var(--txm)}
.cd{background:var(--sf);border:1px solid var(--bd);border-radius:var(--r);padding:16px}.ch{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;flex-wrap:wrap;gap:5px}.ct{font-family:var(--fd);font-size:14px;font-weight:700}.ca{display:flex;gap:4px;flex-wrap:wrap}
.sm{padding:4px 9px;border-radius:var(--rx);border:1px solid var(--bd);background:var(--sfr);color:var(--tx2);font-size:11px;font-weight:500;cursor:pointer;transition:all var(--t)}.sm:hover{border-color:var(--ac);color:var(--ac)}.sm.ac{background:var(--ac);color:#fff}.sm.dn:hover{border-color:var(--rd);color:var(--rd)}.sm.gn{color:var(--gn);border-color:rgba(52,211,153,.3)}.sm.or{color:var(--or);border-color:rgba(251,146,60,.3)}
.em{font-size:10px;color:var(--txm);margin-top:8px;padding-top:6px;border-top:1px solid var(--bd)}
.wt{display:flex;gap:3px;flex-wrap:wrap;padding:6px;background:var(--sfr);border:1px solid var(--bd);border-bottom:none;border-radius:var(--rs) var(--rs) 0 0}.wt button{width:26px;height:26px;border:1px solid transparent;border-radius:var(--rx);background:transparent;color:var(--tx2);cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700}.wt button:hover{background:var(--sf);border-color:var(--bd);color:var(--tx)}.wt .sp{width:1px;background:var(--bd);margin:2px;align-self:stretch}.wt select{padding:2px 5px;border-radius:var(--rx);border:1px solid var(--bd);background:var(--sf);color:var(--tx);font-size:10px;outline:none}.wt input[type=color]{width:26px;height:26px;border:1px solid var(--bd);border-radius:var(--rx);background:var(--sf);cursor:pointer;padding:1px}
.we{width:100%;min-height:220px;background:var(--sfr);border:1px solid var(--bd);border-radius:0 0 var(--rs) var(--rs);padding:12px;color:var(--tx);font-size:13px;line-height:1.7;outline:none}.we:focus{border-color:var(--ac)}
.ea{width:100%;min-height:180px;background:var(--sfr);border:1px solid var(--bd);border-radius:var(--rs);padding:10px;color:var(--tx);font-size:13px;line-height:1.7;font-family:var(--fm);resize:vertical;outline:none}.ea:focus{border-color:var(--ac)}
.dp{font-size:13px;line-height:1.7;color:var(--tx2);white-space:pre-wrap;min-height:30px}.dph{color:var(--txm);font-style:italic}
.tw{overflow-x:auto;margin-bottom:8px}.st{border-collapse:collapse;width:100%;min-width:380px}.st th,.st td{border:1px solid var(--bd);padding:4px 6px;font-size:11px;min-width:60px}.st th{background:var(--sfr);color:var(--txm);font-weight:600;font-family:var(--fm);font-size:10px;text-align:center}.st td input{width:100%;border:none;background:transparent;color:var(--tx);font-size:11px;font-family:var(--fm);outline:none}
.ta{display:flex;gap:4px;flex-wrap:wrap}
/* ═══ Permissions Tab — User-first accordion ═══ */
.ptab{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}
.p-top{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 14px;background:var(--bg2);border:1px solid var(--bd);border-radius:var(--rs);flex-shrink:0}
.p-hint{font-size:12px;color:var(--txm);display:flex;align-items:center;gap:6px}
.p-list{display:flex;flex-direction:column;gap:8px}
.p-err{padding:16px;color:var(--rd);font-size:13px;background:rgba(248,113,113,.08);border:1px solid rgba(248,113,113,.2);border-radius:var(--rs)}

/* Карточка пользователя */
.pu-card{background:var(--bg2);border:1px solid var(--bd);border-radius:var(--r);overflow:hidden;transition:border-color .2s}
.pu-card:hover{border-color:rgba(124,106,239,.3)}
.pu-hd{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;cursor:pointer;user-select:none;gap:10px}
.pu-hd:hover{background:rgba(255,255,255,.02)}
.pu-info{display:flex;align-items:center;gap:10px;min-width:0}
.pu-av{width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--ac),var(--ac2));display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff;flex-shrink:0}
.pu-name{font-size:14px;font-weight:600;color:var(--tx);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pu-sub{font-size:11px;color:var(--txm);margin-top:1px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pu-cnt{color:var(--ac);font-weight:600}
.pu-hd-r{display:flex;align-items:center;gap:6px;flex-shrink:0}
.pu-ga,.pu-ra{font-size:10px;padding:3px 8px;white-space:nowrap}
.pu-ga{color:var(--ac);border-color:rgba(124,106,239,.4)}.pu-ga:hover{background:rgba(124,106,239,.12)}
.pu-ra{color:var(--txm)}.pu-ra:hover{border-color:var(--rd);color:var(--rd)}
.pu-arr{font-size:11px;color:var(--txm);transition:transform .2s;width:16px;text-align:center}

/* Тело аккордеона */
.pu-body{border-top:1px solid var(--bd);animation:fadeIn .15s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
.pu-empty{padding:20px;text-align:center;font-size:12px;color:var(--txm)}

/* Секция (задачи / документы) внутри пользователя */
.pu-sec{border-bottom:1px solid var(--bd)}
.pu-sec:last-child{border-bottom:none}
.pu-sec-hd{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:var(--sfr);gap:8px;flex-wrap:wrap}
.pu-sec-hd>span{font-size:12px;font-weight:700;color:var(--tx2);display:flex;align-items:center;gap:6px}
.pu-sec-cnt{background:rgba(124,106,239,.15);color:var(--ac);border-radius:10px;padding:1px 7px;font-size:10px;font-weight:700}
.pu-sec-btns{display:flex;gap:4px;flex-wrap:wrap}
.pu-sec-btns .sm{font-size:10px;padding:3px 8px;color:var(--txm)}
.pu-sec-btns .sm:hover{border-color:var(--ac);color:var(--ac)}

/* Элемент (задача / документ) */
.pu-items{padding:6px 8px;display:flex;flex-direction:column;gap:4px}
.pu-item{display:flex;align-items:center;justify-content:space-between;padding:7px 10px;border-radius:var(--rx);transition:background .15s;gap:10px;flex-wrap:wrap}
.pu-item:hover{background:rgba(255,255,255,.03)}
.pu-item-info{display:flex;align-items:center;gap:6px;min-width:0;flex:1}
.pu-item-col{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.pu-item-icon{color:var(--txm);flex-shrink:0;display:flex}
.pu-item-name{font-size:12px;color:var(--tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.pu-item-dl{font-size:10px;color:var(--txm);border:1px solid var(--bd);border-radius:4px;padding:1px 5px;flex-shrink:0}
.pu-perms{display:flex;gap:6px;flex-shrink:0}

/* Чекбоксы прав */
.pu-chk{display:flex;align-items:center;gap:5px;cursor:pointer;user-select:none}
.pu-chk input[type=checkbox]{appearance:none;-webkit-appearance:none;width:15px;height:15px;border:1.5px solid var(--bd);border-radius:4px;background:var(--sf);cursor:pointer;position:relative;transition:all .15s;flex-shrink:0}
.pu-chk input[type=checkbox]:checked{background:var(--ac);border-color:var(--ac)}
.pu-chk input[type=checkbox]:checked::after{content:'✓';position:absolute;top:-1px;left:1px;font-size:11px;color:#fff;font-weight:700}
.pu-chk-lbl{font-size:11px;font-weight:500;white-space:nowrap;transition:color .15s}
.pu-chk-lbl.view{color:var(--txm)}.pu-chk input:checked~.pu-chk-lbl.view{color:var(--ac2)}
.pu-chk-lbl.edit{color:var(--txm)}.pu-chk input:checked~.pu-chk-lbl.edit{color:var(--gn)}
@media(max-width:640px){.pu-hd{flex-wrap:wrap}.pu-hd-r{width:100%;justify-content:flex-end}.pu-item{flex-direction:column;align-items:flex-start}.pu-perms{flex-wrap:wrap}}
.mo{position:fixed;inset:0;background:rgba(0,0,0,.6);display:flex;align-items:center;justify-content:center;z-index:200;backdrop-filter:blur(5px);padding:14px}
.md{background:var(--sf);border:1px solid var(--bd);border-radius:14px;padding:22px;width:480px;max-width:100%;max-height:82vh;overflow-y:auto;box-shadow:0 20px 50px rgba(0,0,0,.5)}.md h2{font-family:var(--fd);font-size:17px;font-weight:700;margin-bottom:14px}
.mdt{display:flex;gap:5px;margin-bottom:12px;flex-wrap:wrap}.mtb{flex:1;min-width:calc(25% - 5px);display:flex;flex-direction:column;align-items:center;gap:3px;padding:9px 4px;border-radius:10px;cursor:pointer;border:1px solid var(--bd);background:var(--sfr);color:var(--tx2);font-size:10px;font-weight:500;transition:all var(--t)}.mtb.sel{background:var(--ac);color:#fff;border-color:var(--ac)}.mtb svg{width:17px;height:17px}
.mi3{width:100%;padding:9px 11px;border-radius:var(--rs);border:1px solid var(--bd);background:var(--sfr);color:var(--tx);font-size:13px;outline:none;margin-bottom:9px}.mi3:focus{border-color:var(--ac)}.mi3::placeholder{color:var(--txm)}
.mtr{display:flex;gap:4px;margin-bottom:9px}.mtb2{padding:4px 11px;border-radius:var(--rx);border:1px solid var(--bd);background:var(--sfr);color:var(--tx2);font-size:11px;cursor:pointer}.mtb2.sel{background:var(--ac);color:#fff}
.mf{display:flex;gap:8px;margin-top:8px}.mf .bs2{flex:1;text-align:center;padding:9px}.mf .bp{flex:1;padding:9px;font-size:13px}
.mw{color:var(--rd);font-size:11px;text-align:center;margin-bottom:8px}
.fab{display:none;position:fixed;bottom:20px;right:20px;width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--ac),var(--ac2));color:#fff;border:none;cursor:pointer;z-index:60;box-shadow:0 4px 16px rgba(124,106,239,.4);font-size:20px}
input[type=file]{display:none}
@media(max-width:900px){.sb{width:200px}.lt{max-width:100px}.bi .lb{display:none}.ue{display:none}}
@media(max-width:640px){:root{--hh:46px}.sb{display:block;width:110px;font-size:6px;}.kc{min-width:200px}.tab{padding:7px 12px;font-size:11px}.fab{display:flex;align-items:center;justify-content:center}}
.lnav-apk {
    padding: 7px 14px;
    font-size: 13px;
    color: #ffffff;
    text-decoration: none;
    border-radius: 8px;
    transition: all var(--t);
    font-weight: 500;
    background: #467;
}

/* ═══════════════════════════════════════════════ */
/* ═══ EXCEL MODULE ══════════════════════════════ */
/* ═══ Excel — Layout ═══ */
.xl-wrap{flex:1;display:flex;flex-direction:column;overflow:hidden;background:var(--bg);position:relative}
.xl-main{flex:1;display:flex;overflow:hidden}
.xl-center{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0}
.xl-toolbar{display:flex;align-items:center;gap:4px;padding:5px 10px;background:var(--bg2);border-bottom:1px solid var(--bd);flex-wrap:wrap;flex-shrink:0;min-height:42px}
.xl-tb-group{display:flex;align-items:center;gap:3px}
.xl-tb-sep{width:1px;height:22px;background:var(--bd);margin:0 4px;flex-shrink:0}
.xl-btn{padding:4px 9px;font-size:11px;font-weight:600;border:1px solid var(--bd);border-radius:var(--rx);background:var(--sf);color:var(--tx2);cursor:pointer;white-space:nowrap;transition:all var(--t);display:inline-flex;align-items:center;gap:3px}
.xl-btn:hover{border-color:var(--ac);color:var(--ac);background:rgba(124,106,239,.07)}
.xl-btn-green{border-color:rgba(52,211,153,.4);color:var(--gn)}.xl-btn-green:hover{background:rgba(52,211,153,.08)}
.xl-btn-red{border-color:rgba(248,113,113,.4);color:var(--rd)}.xl-btn-red:hover{background:rgba(248,113,113,.08)}
.xl-color-btn{cursor:pointer;position:relative}
.xl-fmt-on{background:rgba(124,106,239,.18)!important;border-color:var(--ac)!important;color:var(--ac)!important}
.xl-addr{width:52px;padding:4px 6px;font-size:12px;font-family:var(--fm);font-weight:700;border:1px solid var(--bd);border-radius:var(--rx);background:var(--sf);color:var(--ac);text-align:center;outline:none;flex-shrink:0}
.xl-formula{flex:1;min-width:120px;max-width:340px;padding:4px 8px;font-size:12px;font-family:var(--fm);border:1px solid var(--bd);border-radius:var(--rx);background:var(--sf);color:var(--tx);outline:none}
.xl-formula:focus{border-color:var(--ac)}
.xl-sel{padding:4px 6px;font-size:11px;border:1px solid var(--bd);border-radius:var(--rx);background:var(--sf);color:var(--tx2);outline:none;cursor:pointer}
.xl-sel:focus{border-color:var(--ac)}
/* Боковая панель параметров */
.xl-sidebar{width:0;overflow:hidden;background:var(--bg2);border-left:0 solid var(--bd);transition:width .22s ease,border .22s ease;flex-shrink:0;display:flex;flex-direction:column}
.xl-sidebar.open{width:240px;border-left-width:1px;overflow-y:auto}
.xl-sb-hd{display:flex;align-items:center;justify-content:space-between;padding:10px 12px;border-bottom:1px solid var(--bd);font-size:12px;font-weight:700;color:var(--tx2);flex-shrink:0;position:sticky;top:0;background:var(--bg2);z-index:1}
.xl-sb-sec{padding:10px 12px;border-bottom:1px solid var(--bd)}
.xl-sb-sec-title{font-size:10px;font-weight:700;color:var(--txm);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px}
.xl-param-row{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:11px;color:var(--tx2);margin-bottom:6px}
.xl-param-row:last-child{margin-bottom:0}
.xl-param-inp{width:88px;padding:4px 7px;font-size:11px;border:1px solid var(--bd);border-radius:var(--rx);background:var(--sf);color:var(--tx);outline:none;text-align:right}
.xl-param-inp:focus{border-color:var(--ac)}
.xl-param-chk{cursor:pointer;user-select:none}
.xl-param-chk input[type=checkbox]{accent-color:var(--ac);width:14px;height:14px}
/* Вкладки листов */
.xl-sheettabs{display:flex;align-items:center;gap:2px;padding:4px 8px 0;background:var(--bg2);border-bottom:1px solid var(--bd);overflow-x:auto;flex-shrink:0}
.xl-stab{padding:5px 12px;font-size:11px;font-weight:600;border:1px solid var(--bd);border-bottom:none;border-radius:4px 4px 0 0;cursor:pointer;color:var(--txm);background:var(--bg);white-space:nowrap;display:flex;align-items:center;gap:5px;transition:all var(--t);user-select:none}
.xl-stab:hover{color:var(--tx);background:var(--sf)}
.xl-stab.ac{background:var(--bg2);color:var(--ac);border-color:var(--ac);border-bottom-color:var(--bg2)}
.xl-stab-del{width:14px;height:14px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:9px;color:var(--txm);transition:all var(--t)}
.xl-stab-del:hover{background:var(--rd);color:#fff}
.xl-stab-empty{font-size:12px;color:var(--txm);padding:6px 10px}
.xl-stab-add{padding:4px 10px;font-size:14px;color:var(--txm);cursor:pointer;border-radius:4px 4px 0 0;line-height:1;transition:all var(--t)}
.xl-stab-add:hover{color:var(--ac);background:rgba(124,106,239,.08)}
/* Сетка */
.xl-grid-wrap{flex:1;overflow:auto;position:relative;background:var(--bg)}
.xl-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100%;padding:40px;text-align:center}
.xl-table{border-collapse:collapse;table-layout:fixed;font-size:12px;font-family:var(--fm)}
.xl-table thead{position:sticky;top:0;z-index:10}
.xl-no-grid td,.xl-no-grid th{border-color:transparent!important}
.xl-corner{width:36px;min-width:36px;background:var(--bg2);border:1px solid var(--bd);position:sticky;left:0;z-index:12}
.xl-ch{background:var(--bg2);border:1px solid var(--bd);padding:3px 4px;font-size:11px;font-weight:600;color:var(--txm);text-align:center;position:relative;user-select:none;cursor:pointer;white-space:nowrap;overflow:hidden}
.xl-ch:hover{background:var(--sfr);color:var(--ac)}
.xl-rh{background:var(--bg2);border:1px solid var(--bd);padding:0 4px;font-size:10px;font-weight:600;color:var(--txm);text-align:center;position:sticky;left:0;z-index:5;width:36px;min-width:36px;user-select:none;cursor:pointer;position:relative}
.xl-rh:hover{background:var(--sfr);color:var(--ac)}
.xl-cell{border:1px solid var(--bd);padding:2px 5px;min-width:30px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:cell;color:var(--tx);font-size:12px;transition:background .1s}
.xl-cell:hover{background:rgba(124,106,239,.04)}
.xl-cell.xl-sel{outline:2px solid var(--ac);outline-offset:-1px;background:rgba(124,106,239,.1)!important;z-index:2;position:relative}
.xl-cell.xl-range{background:rgba(124,106,239,.06)!important;outline:1px solid rgba(124,106,239,.3);outline-offset:-1px}
.xl-frozen-col{position:sticky;left:36px;z-index:4;background:var(--bg2)!important}
.xl-frozen-row td{background:var(--sfr)!important}
.xl-col-resize{position:absolute;right:0;top:0;bottom:0;width:5px;cursor:col-resize;background:transparent}
.xl-col-resize:hover{background:var(--ac)}
.xl-row-resize{position:absolute;left:0;right:0;bottom:0;height:4px;cursor:row-resize;background:transparent}
.xl-row-resize:hover{background:var(--ac)}
.xl-cell-inp{width:100%;height:100%;border:none;outline:none;background:var(--sf);color:var(--tx);font-size:12px;font-family:var(--fm);padding:2px 5px;box-sizing:border-box}
.xl-filter-sel{max-width:100%}
/* Контекстное меню */
.xl-ctx{position:fixed;z-index:9999;background:var(--bg2);border:1px solid var(--bd);border-radius:var(--rs);box-shadow:0 8px 30px rgba(0,0,0,.4);padding:4px;min-width:180px}
.xl-ctx-item{padding:7px 14px;font-size:12px;color:var(--tx2);border-radius:var(--rx);cursor:pointer;transition:all .1s}
.xl-ctx-item:hover{background:rgba(124,106,239,.12);color:var(--ac)}
.xl-ctx-sep{height:1px;background:var(--bd);margin:4px 0}
/* Поиск/Замена */
.xl-find-bar{position:absolute;bottom:0;left:0;right:0;display:flex;align-items:center;gap:6px;padding:8px 14px;background:var(--bg2);border-top:1px solid var(--bd);z-index:20;box-shadow:0 -4px 20px rgba(0,0,0,.3)}
.xl-find-bar .xl-param-inp{text-align:left;width:auto;flex:1;min-width:80px}
/* Мобильные адаптации */
@media(max-width:768px){
  .xl-toolbar{gap:3px;padding:4px 6px}
  .xl-btn{padding:3px 7px;font-size:10px}
  .xl-formula{max-width:140px}
  .xl-tb-sep{margin:0 2px}
  .xl-sidebar.open{width:200px}
}

.bps {
    width: 250px;
    margin: 50px;
    padding: 13px;
    border-radius: var(--r);
    border: none;
    cursor: pointer;
    background: linear-gradient(135deg, var(--ac), var(--ac2));
    color: #fff;
    font-family: var(--fd);
    font-size: 15px;
    font-weight: 700;
    box-shadow: 0 5px 20px rgba(124, 106, 239, .3);
    transition: transform var(--t);
}


/* ═══ Kanban Done ═══ */
.kk-done{position:absolute;top:4px;right:6px;font-size:11px;color:var(--gn);font-weight:800;background:rgba(52,211,153,.12);width:20px;height:20px;border-radius:50%;display:flex;align-items:center;justify-content:center;z-index:2}
.kk{position:relative}

/* ═══ Assignments ═══ */
.asgn-wrap{flex:1;overflow-y:auto;padding:16px;max-width:700px;margin:0 auto;width:100%}
.asgn-hd{margin-bottom:16px}
.asgn-title{font-size:18px;font-weight:700;color:var(--tx);display:block;font-family:var(--fd)}
.asgn-sub{font-size:12px;color:var(--txm);display:block;margin-top:2px}
.asgn-loading,.asgn-empty{text-align:center;padding:40px;color:var(--txm);font-size:13px}
.asgn-section-title{font-size:12px;font-weight:700;color:var(--txm);text-transform:uppercase;letter-spacing:.5px;padding:8px 0 6px;border-bottom:1px solid var(--bd);margin-bottom:8px}
.asgn-card{background:var(--sf);border:1px solid var(--bd);border-radius:var(--r,10px);padding:12px 14px;margin-bottom:8px;transition:border-color .15s ease}
.asgn-card:hover{border-color:var(--ac)}
.asgn-card.overdue{border-left:3px solid var(--rd)}
.asgn-card.done{opacity:.6}
.asgn-card-top{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:6px;flex-wrap:wrap}
.asgn-card-title{font-size:14px;font-weight:600;color:var(--tx);flex:1;min-width:0}
.asgn-dl{font-size:11px;padding:2px 8px;border-radius:4px;background:var(--bg2);color:var(--txm);white-space:nowrap;flex-shrink:0}
.asgn-dl-overdue{background:rgba(248,113,113,.12);color:var(--rd)}
.asgn-dl-ok{background:rgba(52,211,153,.1);color:var(--gn)}
.asgn-card-desc{font-size:12px;color:var(--tx2);line-height:1.4;margin-bottom:8px}
.asgn-card-bottom{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.asgn-card-col{font-size:11px;background:var(--bg2);color:var(--txm);padding:2px 8px;border-radius:4px}
.asgn-card-from{font-size:11px;color:var(--txm);flex:1}
.asgn-done-btn{background:var(--gn,#34d399);color:#fff;border:none;font-size:12px;font-weight:600;padding:5px 14px;border-radius:6px;cursor:pointer;font-family:inherit;transition:all .15s ease;flex-shrink:0}
.asgn-done-btn:hover{filter:brightness(1.1);transform:scale(1.03)}
.asgn-undo-btn{background:transparent;border:1px solid var(--bd);color:var(--txm);font-size:11px;font-weight:600;padding:4px 12px;border-radius:6px;cursor:pointer;font-family:inherit;transition:all .15s ease;flex-shrink:0}
.asgn-undo-btn:hover{border-color:var(--ac);color:var(--ac)}
@media(max-width:640px){.asgn-wrap{padding:10px}.asgn-card-top{flex-direction:column;align-items:flex-start;gap:4px}.asgn-card-bottom{flex-direction:column;align-items:flex-start}}

/* ═══ Chat ═══ */
.ch-wrap{flex:1;display:flex;overflow:hidden;min-height:0;position:relative;height:100%}

/* Overlay mobile */
.ch-sb-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:199;backdrop-filter:blur(2px);-webkit-backdrop-filter:blur(2px)}
.ch-sb-overlay.vis{display:block}

/* Sidebar */
.ch-sidebar{width:250px;flex-shrink:0;display:flex;flex-direction:column;border-right:1px solid var(--bd);background:var(--bg2);overflow:hidden;transition:transform .28s cubic-bezier(.4,0,.2,1),box-shadow .28s ease;z-index:200}
.ch-sidebar-hd{padding:14px 16px;font-size:13px;font-weight:700;color:var(--tx);border-bottom:1px solid var(--bd);display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.ch-sb-close{display:none;width:28px;height:28px;border:1px solid var(--bd);border-radius:6px;background:transparent;color:var(--txm);cursor:pointer;font-size:13px;transition:all .15s ease;align-items:center;justify-content:center}
.ch-sb-close:hover{border-color:var(--rd,#e53935);color:var(--rd,#e53935);background:rgba(229,57,53,.08)}
.ch-members{flex:1;overflow-y:auto;padding:6px}
.ch-m-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--rs,8px);cursor:pointer;transition:background .15s ease;position:relative}
.ch-m-item:hover{background:var(--sfr,rgba(255,255,255,.04))}
.ch-m-item.ac{background:rgba(124,106,239,.12);border-left:3px solid var(--ac);padding-left:9px}
.ch-m-av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--sfr,#1a1c2a),var(--bd));display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:var(--tx);flex-shrink:0;letter-spacing:.5px}
.ch-m-info{flex:1;min-width:0;display:flex;flex-direction:column;gap:2px}
.ch-m-name{font-size:13px;font-weight:600;color:var(--tx);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ch-m-owner{margin-left:4px;font-size:11px}
.ch-m-sub{font-size:11px;color:var(--txm);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ch-m-empty{padding:24px 16px;text-align:center;font-size:12px;color:var(--txm)}
.chat-badge{background:var(--ac);color:#fff;font-size:10px;font-weight:700;padding:2px 6px;border-radius:10px;min-width:18px;text-align:center;flex-shrink:0}

/* Main area */
.ch-main{flex:1;display:flex;flex-direction:column;overflow:hidden;min-width:0;min-height:0}
.ch-hd{padding:12px 16px;border-bottom:1px solid var(--bd);display:flex;align-items:center;gap:12px;flex-shrink:0;background:var(--bg2)}
.ch-hd-burger{display:none;width:34px;height:34px;border:1px solid var(--bd);border-radius:8px;background:transparent;color:var(--tx);cursor:pointer;flex-shrink:0;transition:all .15s ease;align-items:center;justify-content:center}
.ch-hd-burger:hover{background:var(--sfr);border-color:var(--ac)}
.ch-hd-info{display:flex;flex-direction:column;gap:2px;min-width:0}
.ch-hd-title{font-size:14px;font-weight:700;color:var(--tx);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ch-hd-sub{font-size:11px;color:var(--txm)}

/* Action bar (reply/edit) */
.ch-action-bar{display:flex;align-items:center;gap:8px;padding:7px 14px;background:rgba(124,106,239,.08);border-bottom:1px solid rgba(124,106,239,.2);flex-shrink:0;animation:chSlideDown .2s ease}
@keyframes chSlideDown{from{transform:translateY(-6px);opacity:0}to{transform:translateY(0);opacity:1}}
.ch-action-content{flex:1;font-size:12px;color:var(--tx2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.ch-action-label{color:var(--ac);font-weight:600;margin-right:4px}
.ch-action-close{width:24px;height:24px;border:1px solid var(--bd);border-radius:6px;background:transparent;color:var(--txm);cursor:pointer;font-size:11px;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:all .15s ease}
.ch-action-close:hover{border-color:var(--rd,#e53935);color:var(--rd,#e53935)}

/* Messages area */
.ch-msgs{flex:1;overflow-y:auto;padding:10px 14px;min-height:0;scroll-behavior:smooth}
.ch-msgs-inner{display:flex;flex-direction:column;gap:2px;min-height:100%;justify-content:flex-end}
.ch-empty{text-align:center;padding:48px 16px;color:var(--txm);font-size:13px}
.ch-load-more-wrap{text-align:center;padding:8px 0 12px}
.ch-load-more{background:transparent;border:1px solid var(--bd);color:var(--ac);font-size:12px;font-weight:600;padding:6px 16px;border-radius:16px;cursor:pointer;transition:all .15s ease;font-family:inherit}
.ch-load-more:hover{background:rgba(124,106,239,.1);border-color:var(--ac)}
.ch-date-sep{text-align:center;padding:10px 0 6px}
.ch-date-sep span{display:inline-block;background:var(--bg2);border:1px solid var(--bd);color:var(--txm);font-size:11px;font-weight:600;padding:3px 12px;border-radius:12px}

/* Message rows */
.ch-msg-row{display:flex;align-items:flex-end;gap:8px;margin-bottom:3px}
.ch-msg-row.me{flex-direction:row-reverse}
.ch-msg-row.ch-highlight .ch-bubble{box-shadow:0 0 0 2px var(--ac),0 0 12px rgba(124,106,239,.25)}
.ch-av{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--sfr),var(--bd));display:flex;align-items:center;justify-content:center;font-size:10px;font-weight:700;color:var(--tx);flex-shrink:0}
.ch-sender{font-size:11px;font-weight:700;color:var(--ac);margin-bottom:2px;padding-left:2px}
.ch-bubble-wrap{display:flex;flex-direction:column;max-width:72%;min-width:0}
.ch-msg-row.me .ch-bubble-wrap{align-items:flex-end}

/* Reply preview */
.ch-reply-preview{background:rgba(124,106,239,.1);border-left:3px solid var(--ac);border-radius:6px 6px 0 0;padding:5px 9px;cursor:pointer;transition:background .15s ease}
.ch-reply-preview:hover{background:rgba(124,106,239,.18)}
.ch-reply-name{font-size:10px;font-weight:700;color:var(--ac);display:block;margin-bottom:1px}
.ch-reply-text{font-size:11px;color:var(--tx2);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;max-width:260px}

/* Bubble */
.ch-bubble{background:var(--sf);border:1px solid var(--bd);border-radius:3px 12px 12px 12px;padding:7px 10px 5px;max-width:100%;word-break:break-word;position:relative;transition:box-shadow .3s ease}
.ch-bubble.me{background:linear-gradient(135deg,var(--ac),#6354cc);border-color:transparent;border-radius:12px 3px 12px 12px}
.ch-msg-row:has(.ch-reply-preview) .ch-bubble{border-radius:0 12px 12px 12px}
.ch-msg-row.me:has(.ch-reply-preview) .ch-bubble{border-radius:12px 0 12px 12px}

/* Actions on message */
.ch-msg-actions{display:none;position:absolute;top:-28px;right:4px;background:var(--bg2);border:1px solid var(--bd);border-radius:8px;padding:3px 4px;gap:2px;box-shadow:0 3px 12px rgba(0,0,0,.2);z-index:5}
.ch-msg-row.me .ch-msg-actions{right:auto;left:4px}
.ch-bubble:hover .ch-msg-actions,.ch-bubble:focus-within .ch-msg-actions{display:flex}
.ch-act-btn{background:transparent;border:none;cursor:pointer;font-size:13px;padding:3px 5px;border-radius:4px;color:var(--txm);transition:all .12s ease;line-height:1}
.ch-act-btn:hover{background:var(--sfr);color:var(--tx)}
.ch-act-btn.del:hover{color:var(--rd,#e53935);background:rgba(229,57,53,.08)}

/* Text & meta */
.ch-text{font-size:13px;color:var(--tx);line-height:1.45}
.ch-time{font-size:10px;color:var(--txm);text-align:right;margin-top:2px;display:flex;align-items:center;justify-content:flex-end;gap:4px}
.ch-edited{font-size:10px;color:var(--txm);font-style:italic}
.ch-bubble.me .ch-text,.ch-bubble.me .ch-time,.ch-bubble.me .ch-edited{color:rgba(255,255,255,.95)}
.ch-bubble.me .ch-time{color:rgba(255,255,255,.6)}

/* Input area */
.ch-input-wrap{display:flex;align-items:flex-end;gap:6px;padding:8px 12px;border-top:1px solid var(--bd);background:var(--bg2);flex-shrink:0;position:relative;flex-wrap:wrap;z-index:1}
.ch-emoji-toggle{background:transparent;border:none;cursor:pointer;font-size:20px;padding:4px;border-radius:6px;flex-shrink:0;transition:transform .15s ease;line-height:1}
.ch-emoji-toggle:hover{transform:scale(1.15)}
.ch-inp{flex:1;resize:none;border:1px solid var(--bd);border-radius:12px;padding:8px 12px;font-size:13px;font-family:inherit;color:var(--tx);background:var(--sf,#16182a);outline:none;max-height:120px;min-width:0;line-height:1.4;transition:border-color .15s ease}
.ch-inp::placeholder{color:var(--txm)}
.ch-inp:focus{border-color:var(--ac)}
.ch-send{width:36px;height:36px;border-radius:50%;border:none;background:var(--ac);color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s ease}
.ch-send:hover{filter:brightness(1.15);transform:scale(1.06)}
.ch-send:active{transform:scale(.95)}

/* Emoji picker */
.ch-emoji-picker{position:absolute;bottom:calc(100% + 4px);left:8px;width:280px;background:var(--bg2);border:1px solid var(--bd);border-radius:12px;box-shadow:0 -4px 20px rgba(0,0,0,.25);overflow:hidden;z-index:50;animation:chFadeUp .15s ease}
@keyframes chFadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.ch-emoji-tabs{display:flex;border-bottom:1px solid var(--bd);padding:4px;gap:2px}
.ch-emoji-tab{flex:1;text-align:center;font-size:16px;padding:6px 0;cursor:pointer;border-radius:6px;transition:background .12s ease}
.ch-emoji-tab:hover{background:var(--sfr)}
.ch-emoji-tab.ac{background:rgba(124,106,239,.15)}
.ch-emoji-grid{display:grid;grid-template-columns:repeat(8,1fr);gap:2px;padding:8px;max-height:180px;overflow-y:auto}
.ch-emoji-btn{font-size:18px;text-align:center;padding:4px 0;cursor:pointer;border-radius:6px;transition:all .1s ease;line-height:1}
.ch-emoji-btn:hover{background:var(--sfr);transform:scale(1.2)}

/* ═══ Chat Mobile ═══ */
@media(max-width:768px){
  .ch-sidebar{position:fixed;top:0;left:0;bottom:0;width:280px;max-width:85vw;transform:translateX(-100%);box-shadow:none;z-index:201}
  .ch-sidebar.open{transform:translateX(0);box-shadow:4px 0 24px rgba(0,0,0,.35)}
  .ch-sb-close{display:flex}
  .ch-hd-burger{display:flex}
  .ch-msg-row,.ch-msg-row.me{max-width:100%}
  .ch-bubble-wrap{max-width:88%}
  .ch-msg-actions{display:flex!important;position:static;background:transparent;border:none;box-shadow:none;padding:0;margin-top:4px;justify-content:flex-end;gap:4px}
  .ch-act-btn{font-size:14px;padding:4px 6px}
  .ch-emoji-picker{width:calc(100vw - 24px);left:0;right:0;margin:0 auto}
  .ch-msgs{padding:8px 10px}
  .ch-reply-text{max-width:180px}
}

@media(max-width:480px){
  .ch-bubble-wrap{max-width:92%}
  .ch-bubble{padding:6px 10px 5px;border-radius:3px 10px 10px 10px}
  .ch-bubble.me{border-radius:10px 3px 10px 10px}
  .ch-hd{padding:10px 12px}
  .ch-sidebar{width:260px}
  .ch-reply-text{max-width:140px}
}

/* ═══ Кнопка смены темы ═══ */
.btn-theme{width:44px;height:24px;border-radius:12px;border:1.5px solid var(--bd);background:var(--sfr);cursor:pointer;position:relative;transition:background .35s ease,border-color .35s ease,box-shadow .35s ease;flex-shrink:0;padding:0;outline:none}
.btn-theme:hover{border-color:var(--ac);box-shadow:0 0 0 3px rgba(124,106,239,.15)}
.btn-theme::after{content:'';position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:linear-gradient(135deg,#a78bfa,#7c6aef);box-shadow:0 1px 4px rgba(0,0,0,.3);transition:transform .35s cubic-bezier(.4,0,.2,1),background .35s ease}
.btn-theme::before{content:'';position:absolute;top:50%;left:6px;transform:translateY(-50%);width:10px;height:10px;border-radius:50%;box-shadow:inset -2px -1px 0 2px #a78bfa;background:transparent;transition:opacity .2s ease,transform .35s ease;opacity:1;z-index:1}
.btn-theme.light{background:linear-gradient(135deg,#e8f4fd,#dbeafe);border-color:#93c5fd}
.btn-theme.light:hover{border-color:#60a5fa;box-shadow:0 0 0 3px rgba(96,165,250,.2)}
.btn-theme.light::after{transform:translateX(20px);background:linear-gradient(135deg,#fbbf24,#f59e0b);box-shadow:0 1px 4px rgba(245,158,11,.4)}
.btn-theme.light::before{opacity:0;transform:translateY(-50%) scale(.5)}