:root{
  --indigo:#3730A3;--violet:#7C3AED;--teal:#14B8A6;--bg:#F8FAFC;--card:#fff;
  --text:#111827;--muted:#64748B;--border:#E5E7EB;--soft:#EEF2FF;--danger:#B91C1C;
  --shadow:0 8px 28px rgba(15,23,42,.08);--radius:22px;--nav-h:72px;
}
*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
button,input,textarea,select{font:inherit}button{cursor:pointer}.hidden{display:none!important}
a{color:inherit}.shell{max-width:720px;margin:0 auto;min-height:100vh;padding-bottom:calc(var(--nav-h) + env(safe-area-inset-bottom) + 14px)}
.topbar{position:sticky;top:0;z-index:20;background:rgba(248,250,252,.95);backdrop-filter:blur(16px);border-bottom:1px solid rgba(229,231,235,.75);padding:calc(12px + env(safe-area-inset-top)) 16px 12px;display:flex;align-items:center;gap:12px}
.brand{font-size:30px;font-weight:800;letter-spacing:-1.3px;background:linear-gradient(90deg,var(--indigo),var(--violet));-webkit-background-clip:text;color:transparent;flex:1}.iconbtn{width:42px;height:42px;border:0;background:transparent;border-radius:14px;display:grid;place-items:center;font-size:22px}.iconbtn:hover{background:#EEF2FF}
.chips{display:flex;gap:8px;overflow-x:auto;padding:12px 16px 6px;scrollbar-width:none}.chips::-webkit-scrollbar{display:none}.chip{white-space:nowrap;border:1px solid var(--border);background:#fff;border-radius:999px;padding:9px 14px;color:#334155}.chip.active{background:var(--indigo);border-color:var(--indigo);color:white}
.feed,.page{padding:10px 12px 24px}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin:10px 0;box-shadow:0 1px 0 rgba(15,23,42,.02)}
.posthead{display:flex;gap:10px;align-items:center}.avatar{width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:white;background:linear-gradient(135deg,var(--indigo),var(--violet));flex:0 0 auto}.name{font-weight:800}.handle,.meta,.muted{color:var(--muted);font-size:14px}.grow{flex:1}.type{display:inline-flex;align-items:center;gap:6px;border-radius:999px;padding:6px 10px;background:#F3F0FF;color:#5B21B6;font-size:13px;font-weight:700;margin:12px 0 4px}.posttitle{font-size:20px;font-weight:800;margin:8px 0 6px;letter-spacing:-.3px}.body{line-height:1.5;color:#334155}.promptbox{margin:12px 0;background:linear-gradient(135deg,#F8FAFF,#F3E8FF);border:1px solid #E9D5FF;border-radius:16px;padding:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;line-height:1.45;white-space:pre-wrap}.actions{display:flex;align-items:center;gap:8px;margin-top:14px}.action{border:0;background:transparent;border-radius:12px;padding:9px 10px;color:#475569}.action.primary{background:var(--indigo);color:white;padding-inline:14px}.action:hover{background:#EEF2FF}.action.primary:hover{background:#312E81}.spacer{flex:1}
.tagrow{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}.tag{font-size:12px;background:#ECFEFF;color:#0F766E;border-radius:999px;padding:6px 9px}
.bottomnav{position:fixed;z-index:40;bottom:0;left:50%;transform:translateX(-50%);width:min(720px,100%);height:calc(var(--nav-h) + env(safe-area-inset-bottom));padding:8px 10px env(safe-area-inset-bottom);background:rgba(255,255,255,.96);backdrop-filter:blur(18px);border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(5,1fr);align-items:center}.navitem{border:0;background:transparent;color:#475569;display:flex;flex-direction:column;align-items:center;gap:4px;font-size:11px}.navitem b{font-size:21px;line-height:1}.navitem.active{color:var(--indigo);font-weight:800}.createorb{width:54px;height:54px;border-radius:50%;border:3px solid #C4B5FD;background:linear-gradient(135deg,#2563EB,#A21CAF);color:white;font-size:30px;display:grid;place-items:center;margin:auto;box-shadow:0 8px 20px rgba(124,58,237,.28)}
.hero{padding:22px 18px 10px}.hero h1{font-size:30px;line-height:1.08;margin:4px 0 10px;letter-spacing:-1px}.hero p{color:#475569;line-height:1.55;margin:0}.sectiontitle{font-size:18px;font-weight:850;margin:20px 4px 8px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.tile{background:white;border:1px solid var(--border);border-radius:18px;padding:15px;min-height:112px}.tile strong{display:block;margin-bottom:6px}.tile small{color:var(--muted);line-height:1.4}.tile .emoji{font-size:26px;margin-bottom:10px}
.form{display:grid;gap:12px}.field label{display:block;font-size:13px;font-weight:800;margin:0 0 6px;color:#334155}.field input,.field textarea,.field select{width:100%;border:1px solid #CBD5E1;background:#fff;border-radius:14px;padding:12px 13px;outline:none}.field textarea{min-height:120px;resize:vertical}.field input:focus,.field textarea:focus,.field select:focus{border-color:#8B5CF6;box-shadow:0 0 0 3px #EDE9FE}.btn{border:0;border-radius:14px;padding:12px 16px;font-weight:800}.btn.primary{background:linear-gradient(90deg,var(--indigo),var(--violet));color:white}.btn.secondary{background:#EEF2FF;color:#312E81}.btn.ghost{background:white;border:1px solid var(--border)}.btn.danger{background:#FEE2E2;color:var(--danger)}
.modalback{position:fixed;inset:0;background:rgba(15,23,42,.5);z-index:80;display:grid;align-items:end}.sheet{background:white;border-radius:26px 26px 0 0;max-height:90vh;overflow:auto;padding:18px 16px calc(24px + env(safe-area-inset-bottom));box-shadow:0 -20px 60px rgba(15,23,42,.2)}.sheet h2{margin:0 0 14px}.posttypes{display:grid;grid-template-columns:1fr 1fr;gap:9px}.posttype{border:1px solid var(--border);background:white;border-radius:16px;padding:14px;text-align:left}.posttype strong{display:block;margin-bottom:5px}.posttype small{color:var(--muted)}
.profilehero{text-align:center;padding:24px 16px 10px}.profilehero .avatar{width:82px;height:82px;margin:0 auto 10px;font-size:26px}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:14px 0}.stat{text-align:center;background:white;border:1px solid var(--border);border-radius:15px;padding:12px 6px}.stat b{display:block;font-size:19px}.tabs{display:flex;gap:4px;overflow-x:auto;border-bottom:1px solid var(--border);padding:0 12px}.tabs button{border:0;background:transparent;padding:12px 10px;white-space:nowrap;color:#64748B}.tabs button.active{color:var(--indigo);font-weight:800;border-bottom:2px solid var(--indigo)}
.msgrow{display:flex;gap:11px;align-items:center;padding:12px 4px;border-bottom:1px solid var(--border)}.msgrow:last-child{border-bottom:0}.badge{display:inline-grid;place-items:center;min-width:20px;height:20px;border-radius:999px;padding:0 6px;background:var(--violet);color:white;font-size:11px;font-weight:800}.projectstatus{font-size:12px;font-weight:800;color:#0F766E;background:#CCFBF1;border-radius:999px;padding:5px 8px}.scrollkey{position:fixed;right:max(14px,calc((100vw - 720px)/2 + 14px));z-index:35;width:42px;height:42px;border-radius:50%;border:1px solid #C7D2FE;background:rgba(255,255,255,.95);box-shadow:var(--shadow);color:var(--indigo);font-size:22px;display:grid;place-items:center}.scrollkey.down{bottom:calc(var(--nav-h) + env(safe-area-inset-bottom) + 20px)}.scrollkey.up{bottom:calc(var(--nav-h) + env(safe-area-inset-bottom) + 70px)}
.toast{position:fixed;z-index:100;left:50%;bottom:110px;transform:translateX(-50%) translateY(20px);opacity:0;background:#111827;color:white;padding:10px 14px;border-radius:999px;font-size:13px;transition:.2s;pointer-events:none}.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}.empty{text-align:center;padding:34px 18px;color:#64748B}.aboutcopy{line-height:1.7;color:#334155}.aboutcopy h2{color:#111827;margin-top:24px}.authwrap{min-height:100vh;display:grid;place-items:center;padding:24px}.authcard{width:min(430px,100%);background:white;border:1px solid var(--border);border-radius:26px;padding:22px;box-shadow:var(--shadow)}.authbrand{text-align:center;font-size:34px;font-weight:900;background:linear-gradient(90deg,var(--indigo),var(--violet));-webkit-background-clip:text;color:transparent;margin-bottom:6px}.authsub{text-align:center;color:var(--muted);margin-bottom:22px}.linkbtn{border:0;background:transparent;color:var(--indigo);font-weight:800;padding:4px}.recoverbox{font-size:13px;background:#FFFBEB;border:1px solid #FDE68A;border-radius:14px;padding:12px;color:#78350F;word-break:break-all}
@media(min-width:740px){.bottomnav{border-radius:22px 22px 0 0}.feed,.page{padding-inline:20px}.grid2{grid-template-columns:repeat(3,1fr)}}
.authlinks,.profilebuttons{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-top:14px}.profilebuttons{display:grid}.profilehero h2{margin:6px 0 2px}.noleft{padding-left:0}.personcard{display:flex;align-items:center;gap:12px}.personbio{margin-top:4px;line-height:1.35}.personactions{display:flex;gap:6px;flex-wrap:wrap;justify-content:flex-end}.people-search{display:grid;grid-template-columns:1fr auto;gap:8px;margin-bottom:8px}.people-search input{min-width:0;border:1px solid #CBD5E1;border-radius:14px;padding:11px 12px;background:white}.msgbutton{width:100%;border:0;background:transparent;text-align:left;cursor:pointer}.chatbar{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:calc(9px + env(safe-area-inset-top)) 10px 9px;display:flex;align-items:center;gap:8px}.avatar.small{width:38px;height:38px;font-size:13px}.callbtn{width:40px;height:40px;border:0;border-radius:50%;background:#EEF2FF;color:var(--indigo);font-size:19px}.chatpage{height:calc(100vh - 70px - var(--nav-h));display:flex;flex-direction:column}.chatmessages{flex:1;overflow-y:auto;padding:14px 12px 18px}.bubblewrap{display:flex;margin:7px 0}.bubblewrap.mine{justify-content:flex-end}.bubble{max-width:82%;padding:10px 12px;border-radius:18px;background:white;border:1px solid var(--border);line-height:1.4;box-shadow:0 1px 0 rgba(15,23,42,.02)}.mine .bubble{background:#EEF2FF;border-color:#C7D2FE}.bubble small{display:block;color:var(--muted);font-size:10px;text-align:right;margin-top:5px}.bubble.media{padding:6px}.bubble audio{max-width:min(280px,70vw);height:40px}.bubble video{display:block;width:min(310px,72vw);max-height:360px;border-radius:13px;background:#0F172A}.composer{display:grid;grid-template-columns:auto auto 1fr auto;gap:7px;align-items:end;padding:9px 10px;background:white;border-top:1px solid var(--border)}.composer textarea{resize:none;max-height:100px;border:1px solid #CBD5E1;border-radius:18px;padding:10px 12px;outline:none}.composeicon,.sendbtn{border:0;width:42px;height:42px;border-radius:50%;background:#EEF2FF;font-size:19px;display:grid;place-items:center}.sendbtn{background:var(--indigo);color:white}.recordstatus{padding:7px 12px;background:#FEE2E2;color:#991B1B;font-size:12px;text-align:center}.sheet{position:relative}.sheetclose{position:absolute;right:12px;top:10px;width:40px;height:40px;border:0;background:#F1F5F9;border-radius:50%;font-size:24px;z-index:2}.settingnote{margin-top:6px}.incomingcall{text-align:center;padding:22px 8px 8px}.callavatar{width:82px;height:82px;font-size:26px;margin:0 auto 14px}.callactions{display:flex;justify-content:center;gap:24px;margin-top:22px}.callaccept,.calldecline{width:70px;height:70px;border-radius:50%;border:0;color:white;font-weight:800}.callaccept{background:#16A34A}.calldecline{background:#DC2626}.callstage{position:fixed;inset:0;z-index:200;background:#0F172A;color:white;display:flex;flex-direction:column;align-items:center;padding:calc(28px + env(safe-area-inset-top)) 14px calc(24px + env(safe-area-inset-bottom))}.callname{font-size:22px;font-weight:850}.callstatus{color:#CBD5E1;margin:5px 0 14px}.videoarea{position:relative;width:min(520px,100%);flex:1;min-height:280px;border-radius:24px;overflow:hidden;background:#111827;display:grid;place-items:center}.videoarea>video#remoteVideo{width:100%;height:100%;object-fit:cover}.videoarea>video#localVideo{position:absolute;right:12px;bottom:12px;width:30%;max-width:140px;aspect-ratio:3/4;object-fit:cover;border-radius:16px;border:2px solid rgba(255,255,255,.75);background:#1E293B}.videoarea.voiceonly video{opacity:0;pointer-events:none}.voiceavatar{position:absolute;width:120px;height:120px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--indigo),var(--violet));font-size:38px;font-weight:900}.callcontrols{display:flex;gap:18px;margin-top:22px}.callcontrols button{width:58px;height:58px;border-radius:50%;border:0;background:#334155;color:white;font-size:21px}.callcontrols button.off{opacity:.45}.callcontrols .hangup{background:#DC2626;transform:rotate(135deg)}
@media(max-width:460px){.personcard{align-items:flex-start}.personactions{flex-direction:column}.personactions .btn{padding:9px 11px}.callstage{padding-inline:8px}.bubble{max-width:88%}}
.avatar img{width:100%;height:100%;object-fit:cover;border-radius:inherit;display:block}.authdivider{display:flex;align-items:center;gap:10px;color:#94A3B8;font-size:12px;margin:18px 0 12px}.authdivider:before,.authdivider:after{content:"";height:1px;background:#E2E8F0;flex:1}.guestbtn{width:100%;background:#F8FAFC;border:1px solid var(--border);color:#334155}.guestnote{font-size:12px;line-height:1.45;color:#64748B;text-align:center;margin:10px 4px 0}.guestpill{border:0;border-radius:999px;padding:8px 13px;background:#EEF2FF;color:#3730A3;font-weight:800}.guestgate{text-align:center;margin-top:18px}.guestgate .btn{margin:6px 4px}.guestdiscover{color:#64748B;line-height:1.5}.profileeditphoto{display:grid;justify-items:center;gap:10px;margin:4px 0 18px}.profileeditphoto .avatar{width:88px;height:88px;font-size:28px}.profileeditphoto small{color:#64748B}

.tile{cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,border-color .12s ease}.tile:hover{transform:translateY(-1px);box-shadow:0 8px 22px rgba(15,23,42,.06);border-color:#c7d2fe}.tile:active{transform:translateY(0)}.active-topic{display:flex;justify-content:space-between;align-items:center;gap:12px;margin:12px 18px 0;padding:10px 12px;background:#eef2ff;border:1px solid #c7d2fe;border-radius:14px;font-weight:700}.active-topic button{border:0;background:transparent;color:var(--primary);font-weight:800;cursor:pointer}.topicgrid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.topicchoice{border:1px solid var(--border);background:white;border-radius:14px;padding:12px;font-weight:750;cursor:pointer}.topicchoice:hover{border-color:#c7d2fe;background:#f8faff}

/* Cognisphere hangout refinement */
.hangout-post{background:#fff;border:1px solid #e7eaf3;border-radius:22px;padding:16px;margin:0 0 12px;box-shadow:0 2px 10px rgba(15,23,42,.035)}
.hangout-post .body{font-size:15px;line-height:1.62;margin:10px 0 12px;white-space:pre-wrap}
.hangout-post .posttitle{font-size:18px;margin-top:12px}
.quiet-actions{display:flex;gap:8px;align-items:center;margin-top:11px;border-top:1px solid #eef2f7;padding-top:10px}
.quiet-actions .action{background:transparent;border:0;color:#64748b;padding:7px 9px;border-radius:10px;font-weight:700}
.quiet-actions .action:hover{background:#f8fafc;color:#3730a3}
.postmedia{display:grid;gap:8px;margin:12px 0}.postmedia.multi{grid-template-columns:1fr 1fr}.postmedia img,.postmedia video{width:100%;max-height:520px;object-fit:cover;border-radius:17px;background:#0f172a}.postmedia audio{width:100%}.filechip{display:flex;align-items:center;gap:8px;padding:11px 12px;border:1px solid #e2e8f0;border-radius:14px;background:#f8fafc;color:#334155;text-decoration:none;font-weight:700;overflow:hidden}
.welcome-card{background:linear-gradient(145deg,#ffffff,#f7f5ff);border:1px solid #e4e0ff;border-radius:28px;padding:28px 22px;margin-top:18px;box-shadow:0 14px 40px rgba(55,48,163,.08)}.welcome-card h1{font-size:30px;line-height:1.12;margin:8px 0 12px}.welcome-card p{font-size:16px;line-height:1.6;color:#475569}.eyebrow{font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:900;color:#7c3aed}.welcome-actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:18px}
.soft-intro{padding:8px 0 14px}.soft-intro h1{margin:0 0 5px;font-size:27px}.soft-intro p{margin:0;color:#64748b;line-height:1.5}
.simple-menu{display:grid;gap:9px}.menurow{display:flex;width:100%;align-items:center;gap:13px;text-align:left;border:1px solid #e2e8f0;background:white;border-radius:18px;padding:14px;cursor:pointer}.menurow>span{width:38px;height:38px;border-radius:13px;background:#eef2ff;display:grid;place-items:center;color:#3730a3;font-size:18px}.menurow div{display:grid;gap:3px}.menurow small{color:#64748b;line-height:1.35}.signoutbtn{width:100%;margin-top:18px}.projectcard{margin-top:12px}.projectmeta{margin-top:10px;font-size:12px}.friendly-empty h2{font-size:18px;color:#334155;margin:0 0 5px}.friendly-empty p{margin:0}
.aboutplain{background:transparent;border:0;box-shadow:none;padding:4px 2px}.aboutplain h1{font-size:30px;margin:8px 0 18px}.aboutplain p{font-size:15.5px;line-height:1.8;margin:0 0 18px;color:#334155}
@media(max-width:520px){.postmedia.multi{grid-template-columns:1fr}.welcome-card{padding:24px 18px}.welcome-card h1{font-size:27px}}

/* Private-circle refinements */
.people-intro{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.people-intro .btn{flex:0 0 auto}
.presence{display:flex;align-items:center;gap:6px;flex-wrap:wrap;margin-top:4px;font-size:.82rem;color:var(--muted,#64748b)}
.status-emoji{font-size:1rem}
.availability{text-transform:capitalize;padding:2px 7px;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:.72rem}
.availability.busy{background:#fff7ed;color:#9a3412}
.availability.away{background:#f1f5f9;color:#475569}
.invite-link{display:flex;gap:8px;margin:14px 0}
.invite-link input{min-width:0;flex:1;border:1px solid #dbe3ee;border-radius:12px;padding:11px 12px;background:#f8fafc;color:#334155}
.invite-options{display:grid;gap:10px;margin-top:12px}
.joincard{max-width:540px}
.joinlead{margin:18px 0 10px}
.joinfeatures{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin:18px 0;text-align:left}
.joinfeatures>div{background:#f8fafc;border:1px solid #e2e8f0;border-radius:12px;padding:11px;font-size:.9rem}
.invite-note{margin:12px 0;padding:10px 12px;border-radius:12px;background:#f5f3ff;color:#5b21b6;font-size:.9rem}
.trustline{margin-top:20px;padding-top:16px;border-top:1px solid #e2e8f0;color:#64748b;font-size:.82rem;line-height:1.55;text-align:left}
@media(max-width:560px){.people-intro{display:block}.people-intro .btn{margin-top:10px;width:100%}.joinfeatures{grid-template-columns:1fr}.invite-link{flex-direction:column}.invite-link .btn{width:100%}}

.comms-note{display:flex;flex-direction:column;gap:4px;padding:12px 14px;margin-bottom:12px;border:1px solid var(--border);border-radius:16px;background:#F8FAFC}.comms-note strong{font-size:14px}.comms-note span{font-size:12px;color:var(--muted);line-height:1.45}.friendly-empty .muted{max-width:520px;margin:8px auto 0;line-height:1.5}

.hangout-capabilities{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin:14px auto 0}.hangout-capabilities span{display:inline-flex;align-items:center;gap:5px;padding:7px 10px;border:1px solid #E2E8F0;border-radius:999px;background:#fff;color:#475569;font-size:12px;font-weight:700}.iconaction{width:38px;height:38px;border:1px solid #C7D2FE;border-radius:12px;background:#EEF2FF;display:grid;place-items:center;cursor:pointer;font-size:16px}.iconaction:hover{background:#E0E7FF}.iconaction:focus-visible{outline:3px solid rgba(124,58,237,.22);outline-offset:2px}