:root{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#eaf0ff;background:#080d18;color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at top,#13203d 0,#080d18 48%,#050810 100%)}button,input,textarea,select{font:inherit}.hidden{display:none!important}.shell{min-height:100vh;display:grid;place-items:center;padding:20px}.card{width:min(440px,100%);background:rgba(14,22,41,.94);border:1px solid #263254;border-radius:24px;padding:28px;box-shadow:0 28px 80px rgba(0,0,0,.38)}.login-card{text-align:center}.shield{font-size:42px;margin-bottom:4px}h1,h2{margin:.2rem 0 .7rem}.muted{color:#9ba8ca;line-height:1.5}.small{font-size:12px;color:#8f9dc1}.privacy-note{line-height:1.45}form{display:grid;gap:14px;text-align:left;margin-top:20px}label{display:grid;gap:7px;color:#b8c4e5;font-size:13px}input,textarea,select{width:100%;border:1px solid #334266;border-radius:12px;background:#0b1324;color:#eef3ff;padding:12px;outline:none}input:focus,textarea:focus,select:focus{border-color:#7498ff;box-shadow:0 0 0 3px rgba(116,152,255,.12)}button{border:0;border-radius:12px;background:linear-gradient(135deg,#6387ff,#7b69ff);color:#fff;padding:12px 16px;font-weight:700;cursor:pointer}button:hover{filter:brightness(1.08)}button:disabled{opacity:.55;cursor:not-allowed}.secondary{background:#17223b;border:1px solid #31415f}.linkbtn{margin-top:14px;background:transparent;color:#91a7de}.compact{padding:8px 12px;font-size:12px}.error{min-height:18px;color:#ff8f9e}.chat{width:min(900px,100%);height:min(820px,calc(100vh - 28px));display:grid;grid-template-rows:auto auto auto auto 1fr auto auto auto;background:#0d1527;border:1px solid #263254;border-radius:24px;overflow:hidden;box-shadow:0 28px 80px rgba(0,0,0,.38)}.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid #263254;background:#101a30}.identity-block{display:grid;gap:3px}.language-status{color:#aab7d9}.top-actions{display:flex;gap:8px}.language-panel{display:grid;grid-template-columns:minmax(180px,1fr) auto;gap:10px 14px;align-items:end;padding:12px 16px;background:#121d35;border-bottom:1px solid #263254}.language-panel-actions{display:flex;gap:8px}.language-panel p{grid-column:1/-1;margin:0}.messages{overflow:auto;padding:18px;display:flex;flex-direction:column;gap:10px;background:linear-gradient(180deg,#0b1220,#090f1b)}.bubble{align-self:flex-start;max-width:min(76%,680px);background:#16223a;border:1px solid #293a5d;border-radius:16px 16px 16px 5px;padding:10px 12px;line-height:1.42;overflow-wrap:anywhere}.bubble.mine{align-self:flex-end;background:#243a74;border-color:#3f5fa7;border-radius:16px 16px 5px 16px}.bubble.system{align-self:center;background:transparent;border:0;color:#8290b2;font-size:12px;text-align:center}.meta{margin-top:6px;color:#8fa0c9;font-size:10px}.original-details{margin-top:7px;font-size:11px;color:#b5c1df}.original-details summary{cursor:pointer}.original-text{margin-top:5px;padding-top:5px;border-top:1px solid rgba(255,255,255,.12)}.translation-note{font-size:10px;color:#f2c078;margin-top:6px}.upload-panel{padding:10px 14px;border-top:1px solid #263254;background:#111b30}.upload-row{display:flex;justify-content:space-between;gap:12px;font-size:12px;color:#c7d2ef;margin-bottom:7px}.upload-row span:first-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}progress{width:100%;height:8px;accent-color:#7694ff}.composer{margin:0;padding:10px 12px 8px;border-top:1px solid #263254;display:grid;gap:8px;background:#0e1729}.composer-tools{display:grid;grid-template-columns:auto 1fr auto;gap:8px;align-items:end}.composer textarea{resize:none;max-height:130px;min-height:46px}.attach-btn{width:46px;height:46px;padding:0;font-size:20px}.attachment-options{display:flex;justify-content:space-between;align-items:center;gap:12px}.burn-option{display:flex;grid-template-columns:auto 1fr;align-items:center;gap:7px;font-size:11px;color:#aebbd9}.burn-option input{width:auto}.statusline{padding:0 14px 12px;color:#7f8db9;font-size:11px;display:flex;justify-content:space-between;gap:10px;background:#0e1729}.file-card{display:grid;gap:9px;min-width:min(320px,70vw)}.file-head{display:flex;gap:10px;align-items:center}.file-icon{font-size:28px;line-height:1}.file-name{font-weight:700;overflow-wrap:anywhere}.file-size{font-size:11px;color:#9badd1}.file-actions{display:flex;flex-wrap:wrap;gap:7px}.file-actions button{padding:7px 10px;font-size:11px}.file-badge{font-size:10px;display:inline-flex;align-items:center;gap:4px;color:#f3be74}.file-note{font-size:10px;color:#93a6cb}.preview-box{margin-top:5px;border-top:1px solid rgba(255,255,255,.12);padding-top:8px}.preview-box img{display:block;max-width:100%;max-height:360px;border-radius:10px}.preview-text{max-height:260px;overflow:auto;white-space:pre-wrap;background:rgba(0,0,0,.2);padding:9px;border-radius:9px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:11px}.deleted-file{opacity:.68}.download-progress{font-size:10px;color:#9db0d7}.danger{background:#552637;border:1px solid #814053}.file-lock{font-size:10px;color:#9db0d7}.toast-note{font-size:11px;color:#c4d0ed}
@media(max-width:600px){.security-actions{display:grid;grid-template-columns:1fr}.passkey-row{align-items:flex-start}.passkey-row button{min-width:80px}.shell{padding:0}.chat{height:100dvh;border-radius:0;border-left:0;border-right:0}.card{border-radius:18px}.bubble{max-width:90%}.topbar{align-items:flex-start}.top-actions{flex-direction:column}.language-panel{grid-template-columns:1fr}.language-panel-actions{grid-column:1}.statusline{font-size:10px}.attachment-options{align-items:flex-start;flex-direction:column}.composer-tools{grid-template-columns:auto 1fr}.composer-tools button[type="submit"]{grid-column:1/-1}.file-card{min-width:0}}
.security-box{margin-top:14px;padding:14px;border:1px solid #31415f;border-radius:14px;background:#0c1528;display:grid;gap:10px;text-align:left}.security-box textarea{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.05em}.security-panel{display:grid;gap:12px;padding:12px 16px;background:#101a30;border-bottom:1px solid #263254}.security-actions{display:flex;flex-wrap:wrap;gap:8px}.passkey-list{display:grid;gap:8px}.passkey-row{display:flex;justify-content:space-between;gap:12px;align-items:center;padding:10px 12px;border:1px solid #2d3c5e;border-radius:12px;background:#0b1427}.passkey-row>div{min-width:0}.passkey-row button{flex:0 0 auto}
.version-tag{display:inline-flex;align-items:center;padding:2px 6px;margin-left:4px;border-radius:999px;background:#113d34;color:#5df1b5;font-size:10px;vertical-align:middle}.panic{background:linear-gradient(135deg,#b52f43,#7c182b);border:1px solid #dc5367;box-shadow:0 0 0 1px rgba(255,83,103,.08) inset}.panic:hover{filter:brightness(1.12)}.privacy-panel{display:grid;gap:14px;padding:14px 16px;background:#10182a;border-bottom:1px solid #3a2b44}.privacy-panel-head{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.privacy-panel-head p{margin:.35rem 0 0}.privacy-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:10px;align-items:stretch}.privacy-card{border:1px solid #31415f;border-radius:14px;padding:12px;background:#0b1427}.privacy-card p{line-height:1.45}.danger-zone{border-color:#6c3544;background:rgba(84,25,42,.22)}.wipe-confirm{border:1px solid #803c4f;border-radius:14px;padding:14px;background:#1b1018}.wipe-fields{display:grid;grid-template-columns:1fr 1fr;gap:10px}.wipe-actions{display:flex;gap:8px;margin-top:10px}.privacy-warning{margin:0;color:#d7b584;line-height:1.45}.retention-badge{margin-top:7px;font-size:10px;color:#f1c36e}.message-actions{display:flex;justify-content:flex-end;margin-top:5px}.message-delete{padding:3px 7px;font-size:9px;background:transparent;border:1px solid rgba(255,255,255,.18);color:#c8d4ed}.message-file-delete{margin-left:auto}.retention-inline{display:flex;align-items:center;justify-content:flex-end;gap:8px;font-size:10px;color:#9eacd0}.retention-inline select{width:auto;min-width:125px;padding:6px 9px;border-radius:9px;font-size:10px}
@media(max-width:760px){.privacy-grid{grid-template-columns:1fr}.wipe-fields{grid-template-columns:1fr}.top-actions{display:grid;grid-template-columns:1fr 1fr}.privacy-panel-head{align-items:center}.retention-inline{justify-content:space-between}.retention-inline select{min-width:140px}}

/* V6 rooms */
.rooms-panel{margin:12px 16px;padding:16px;border:1px solid var(--line,#2d4b66);border-radius:18px;background:rgba(11,27,43,.96);box-shadow:0 18px 45px rgba(0,0,0,.22)}
.rooms-panel-head,.room-manage-head,.context-bar,.room-create-actions,.room-manage-actions,.rooms-head-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.rooms-panel-head p{margin:.25rem 0 0}.room-create-box,.room-manage-box{margin-top:14px;padding:14px;border-radius:14px;background:rgba(255,255,255,.045);border:1px solid rgba(255,255,255,.08)}
.room-create-grid,.room-invite-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.room-create-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
.rooms-columns{display:grid;grid-template-columns:minmax(250px,.8fr) minmax(320px,1.2fr);gap:14px;margin-top:14px}.rooms-section-title{font-weight:700;margin-bottom:8px}.rooms-list{display:grid;gap:8px;max-height:420px;overflow:auto}.room-list-item{width:100%;text-align:left;padding:12px;border-radius:13px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.04);color:inherit;cursor:pointer}.room-list-item:hover,.room-list-item.active{border-color:#35a7ff;background:rgba(53,167,255,.12)}.room-list-item .room-title-row{display:flex;justify-content:space-between;gap:8px;align-items:center}.room-state{font-size:.78rem;padding:2px 8px;border-radius:999px;background:rgba(45,212,191,.15);color:#7ef3dc}.room-state.archived{background:rgba(148,163,184,.16);color:#cbd5e1}.room-key-missing{color:#fbbf24}.room-members-list{display:grid;gap:6px;margin:12px 0}.room-member-row{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 10px;border-radius:10px;background:rgba(255,255,255,.045)}.role-badge{font-size:.78rem;padding:2px 8px;border-radius:999px;background:rgba(59,130,246,.18)}.room-invite-controls{margin:14px 0;padding-top:12px;border-top:1px solid rgba(255,255,255,.08)}.room-invite-controls textarea{width:100%;margin-top:10px}.room-manage-actions{justify-content:flex-start;margin-top:14px}.context-bar{margin:10px 16px 0;padding:9px 12px;border-radius:13px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.07)}.context-left{display:flex;align-items:center;gap:9px;flex-wrap:wrap}.context-actions{display:flex;gap:8px}.archived-context{border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.08)}.room-archived-note{padding:10px 12px;margin:8px 16px;border-radius:12px;background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.28);color:#fde68a}
@media(max-width:900px){.rooms-columns{grid-template-columns:1fr}.room-create-grid,.room-invite-grid{grid-template-columns:1fr}.rooms-panel{margin:8px}.context-bar{margin:8px}}