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@media(max-width:1180px){.app-grid{grid-template-columns:68px minmax(0,1fr)}.sidebar{width:68px}.sidebar b,.sidebar p,.sidebar em,.sidebar kbd,.sidebar .recent-list{display:none}.assistant{transform:translateX(100%);box-shadow:var(--shadow)}.assistant.open{transform:translateX(0)}.workspace{grid-column:2}.topbar{grid-template-columns:210px 1fr auto}.cards{grid-template-columns:1fr 1fr}.stat-card{display:none}}@media(max-width:760px){.topbar{height:62px;padding:0 14px}.topnav,.brand small,.search-trigger{display:none}.app-grid{display:block;padding-top:62px}.sidebar{display:none}.workspace{padding:0 15px 100px}.welcome{padding:70px 0 25px}.welcome h1{font-size:42px;letter-spacing:-2.5px}.hero-visual{transform:scale(.88);margin-bottom:5px}.search-card{border-radius:17px}.modes label:nth-child(n+3){display:none}.shortcut{display:none}.examples{justify-content:flex-start}.dashboard{padding-top:60px}.cards{grid-template-columns:1fr}.research-card{min-height:165px}.stat-card{display:block}.trending{align-items:flex-start;flex-direction:column}.trend-tags{width:100%;overflow:auto}.results{grid-template-columns:1fr}.command-pill{display:none}.mobile-nav{display:flex;position:fixed;z-index:28;bottom:0;left:0;right:0;height:69px;border-width:1px 0 0;justify-content:space-around;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav button{border:0;background:transparent;color:var(--muted);font-size:15px;display:grid;place-items:center;gap:3px}.mobile-nav button span{font-size:7px}.mobile-nav button.active{color:#91aaff}.assistant{top:62px;width:min(330px,90vw)}.cursor-glow{display:none}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}.cursor-glow,#particles{display:none}}
.auth-overlay{position:fixed;inset:0;z-index:80;display:grid;place-items:center;padding:20px;background:rgba(2,3,8,.68);backdrop-filter:blur(14px)}.auth-card{width:min(420px,100%);border-radius:22px;padding:30px;position:relative;box-shadow:0 35px 100px rgba(0,0,0,.5)}.auth-close{position:absolute;right:16px;top:14px;border:0;background:transparent;color:var(--muted);font-size:22px;cursor:pointer}.auth-brand{text-align:center;padding:8px 25px 20px}.auth-brand .logo-orbit{display:grid;margin:0 auto 16px}.auth-brand strong{display:block;font-size:20px}.auth-brand p{color:var(--muted);font-size:11px;line-height:1.6;margin:10px 0 0}.auth-tabs{display:grid;grid-template-columns:1fr 1fr;background:rgba(255,255,255,.04);border-radius:9px;padding:3px;margin-bottom:18px}.auth-tabs button{border:0;background:transparent;border-radius:7px;padding:9px;color:var(--muted);font-size:10px;cursor:pointer}.auth-tabs button.active{background:rgba(105,137,255,.14);color:#a6bbff}.auth-card label{display:block;color:var(--muted);font-size:10px;margin:12px 0}.auth-card input{display:block;width:100%;border:1px solid var(--line);border-radius:9px;background:rgba(255,255,255,.04);color:var(--text);padding:11px;margin-top:6px;outline:0;font-size:12px}.auth-card input:focus{border-color:#7999ff;box-shadow:0 0 0 3px rgba(91,140,255,.1)}.auth-submit{width:100%;border:0;border-radius:9px;padding:12px;background:linear-gradient(135deg,#557ff7,#8659ea);color:white;font-weight:700;font-size:11px;margin-top:10px;cursor:pointer}.auth-submit:disabled{opacity:.55}.forgot{border:0;background:transparent;color:#8ea8ff;font-size:9px;display:block;margin:12px auto;cursor:pointer}.auth-divider{border-top:1px solid var(--line);text-align:center;margin:20px 0 12px}.auth-divider span{position:relative;top:-8px;background:var(--panel-solid);color:#646b7d;padding:0 8px;font-size:8px}.oauth-row{display:grid;grid-template-columns:1fr 1fr;gap:7px}.oauth-row button{border:1px solid var(--line);background:rgba(255,255,255,.03);border-radius:8px;color:var(--text);padding:10px;font-size:10px;cursor:pointer}.auth-message{min-height:17px;text-align:center;color:var(--green);font-size:10px;line-height:1.5;margin:14px 0 0}.auth-message.error{color:#ff8d91}.auth-user{border-top:1px solid var(--line);padding-top:18px;margin-top:18px;display:flex;align-items:center;gap:10px}.auth-user .avatar{display:grid;place-items:center;flex:none}.auth-user div{min-width:0}.auth-user strong,.auth-user small{display:block;font-size:10px}.auth-user small{color:var(--muted);margin-top:3px;overflow:hidden;text-overflow:ellipsis}.auth-user button{margin-left:auto;border:1px solid var(--line);background:transparent;border-radius:7px;color:var(--muted);font-size:9px;padding:7px;cursor:pointer}.top-actions .avatar{cursor:pointer}@media(max-width:560px){.auth-card{padding:24px}.auth-brand{padding-inline:8px}}
.logo-orbit b::after{content:"B";font-size:16px;font-weight:700}.core span::after{content:"B";font-size:18px;font-weight:700}.attach::after{content:"+"}.voice::after{content:"Mic";font-size:8px;font-weight:600}.submit::after{content:"Go";font-size:9px;font-weight:700}.collapse::after{content:"<";font-size:12px}.icon-button#themeToggle::after{content:"Theme";font-size:8px}.auth-close::after{content:"Close";font-size:9px}.auth-submit span::after{content:"Continue";font-size:0}.auth-submit span:empty::after{content:"Go";font-size:10px}.side-item span::after{content:"•";color:#8293c9}.card-icon::after{content:"+";font-size:14px}.assistant-head button::after{content:"Close";font-size:8px}.assistant-input button::after{content:"Send";font-size:8px}.command-pill>span::after{content:"CMD";font-size:7px}.mobile-nav button:first-child::before{content:"01";font-size:8px}.mobile-nav button:nth-child(2)::before{content:"02";font-size:8px}.mobile-nav button:nth-child(3)::before{content:"+";font-size:14px}.mobile-nav button:nth-child(4)::before{content:"04";font-size:8px}.mobile-nav button:nth-child(5)::before{content:"AI";font-size:8px}
.app-grid{grid-template-columns:minmax(0,1fr)}.workspace{grid-column:1;width:min(1080px,100%);margin:0 auto}.sidebar{display:none}.assistant{visibility:hidden;opacity:0;pointer-events:none;transform:translateX(20px)}.assistant.open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.welcome{padding-top:76px}.search-card{max-width:720px;margin:0 auto}.dashboard{max-width:940px;margin:0 auto}.topnav button:nth-child(n+2){display:none}.topbar{grid-template-columns:1fr auto}.brand small{display:none}@media(max-width:760px){.workspace{width:100%}.welcome{padding-top:56px}.dashboard{padding-top:48px}.topbar{grid-template-columns:1fr auto}}
.search-footer{min-height:35px}.all-sources,.options-button{border:0;background:transparent;color:var(--muted);font-size:10px;cursor:pointer;padding:7px 8px;border-radius:7px}.all-sources:hover,.options-button:hover{background:rgba(255,255,255,.05);color:var(--text)}.all-sources{display:flex;align-items:center;gap:7px}.all-sources small{color:#667087;font-size:8px}.source-dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 9px var(--green)}.options-button{margin-left:auto}.search-footer .modes{margin-left:auto}.search-footer .modes.hidden{display:none!important}@media(max-width:760px){.all-sources small{display:none}.options-button{font-size:9px}}
:root{--bg:#f7f6f2;--panel:rgba(255,255,255,.86);--panel-solid:#fff;--text:#22241f;--muted:#72766f;--line:#deded7;--blue:#496b82;--violet:#766b78;--cyan:#5d8580;--green:#4a8069;--shadow:0 12px 34px rgba(31,36,31,.08)}[data-theme=dark]{--bg:#202320;--panel:rgba(43,47,43,.92);--panel-solid:#2b2f2b;--text:#f1f0e9;--muted:#a2a79e;--line:rgba(255,255,255,.12);--blue:#90aebe;--violet:#b5a5b3;--cyan:#91b7b0;--green:#8fc1a8;--shadow:0 12px 34px rgba(0,0,0,.18)}.ambient,.cursor-glow{display:none!important}.glass{backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}.logo-orbit,.core,.submit,.auth-submit,.assistant-input button{background:var(--blue);box-shadow:none}.logo-orbit:after{display:none}.core{animation:none}.ring{border-color:var(--line)}.r1,.r2{animation:none}.welcome h1 span{background:none;-webkit-background-clip:initial;color:var(--blue)}.eyebrow{color:var(--blue)}.eyebrow i,.notice,.source-dot{background:var(--green);box-shadow:none}.search-card:focus-within{border-color:var(--blue);box-shadow:0 12px 34px rgba(31,36,31,.08),0 0 0 3px rgba(73,107,130,.1)}.research-card:before{display:none}.research-card:hover{transform:translateY(-2px);border-color:var(--blue);box-shadow:var(--shadow)}.loader{background:var(--blue);animation:none}.progress-count{color:var(--green)}.card-icon.violet,.card-icon.cyan{background:rgba(73,107,130,.1);color:var(--blue)}.mini-chart i{background:var(--blue)}.trend-tags b,.stat-card footer span{color:var(--green)}.ai-message>span{background:var(--blue)}.command-box{box-shadow:var(--shadow)}.ripple{background:rgba(73,107,130,.18)}.auth-overlay{background:rgba(32,35,32,.48)}.auth-tabs button.active{background:rgba(73,107,130,.13);color:var(--blue)}.auth-card input:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(73,107,130,.1)}.modes input:checked+span{background:rgba(73,107,130,.12);color:var(--blue)}.source small,.meta span{color:var(--blue)}.answer a{background:rgba(73,107,130,.12);color:var(--blue)}
/* Editorial refinement */
.hero-visual{display:none}.welcome{padding-top:112px;padding-bottom:42px}.welcome h1{font-weight:600;letter-spacing:-2.8px}.welcome>p{max-width:520px;margin:0 auto;line-height:1.8}.topnav button:hover,.topnav button.active{background:transparent;text-decoration:underline;text-underline-offset:5px}.topnav button,.section-title button{transition:color .2s ease}.side-item:hover,.side-item.active{background:rgba(73,107,130,.08)}.research-card,.trending,.search-card,.answer-panel,.source-panel,.progress{box-shadow:0 8px 24px rgba(31,36,31,.05)}.research-card:hover{box-shadow:0 12px 28px rgba(31,36,31,.1)}.examples button:hover,.trend-tags button:hover{border-color:var(--blue)}button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--blue);outline-offset:2px}@media(max-width:760px){.welcome{padding-top:76px;padding-bottom:28px}.welcome h1{letter-spacing:-2px}}
/* Human knowledge animation */
.hero-visual{display:block;width:190px;height:118px;margin:0 auto 18px;opacity:.95}
.core{width:58px;height:48px;border-radius:48% 52% 46% 54%;background:#e7eee9;border:1px solid #9bb3a7;box-shadow:inset 0 0 0 7px #f7f6f2;position:relative;animation:brain-breathe 4.8s ease-in-out infinite;overflow:visible}
.core:before,.core:after{content:"";position:absolute;top:11px;width:22px;height:25px;border-top:1px solid #7f9c91;border-bottom:1px solid #7f9c91;opacity:.8}
.core:before{left:5px;border-radius:58% 42% 48% 52%;border-right:1px solid #7f9c91}
.core:after{right:5px;border-radius:42% 58% 52% 48%;border-left:1px solid #7f9c91}
.core span{position:relative;z-index:2}.core span:after{color:#496b82;font-size:12px}
.ring{border-color:#b9c8c0;border-style:solid}.r1{width:100px;height:70px;animation:knowledge-orbit 14s linear infinite}.r2{width:156px;height:96px;border-style:dotted;animation:knowledge-orbit 20s linear infinite reverse}
.node{background:#fff;border-color:#cbd6cf;color:#496b82;font-size:7px;letter-spacing:.4px;box-shadow:0 3px 10px rgba(49,67,58,.08);animation:node-float 4s ease-in-out infinite}.n1{left:-5px;top:15px}.n2{right:-12px;top:30px;animation-delay:-1.3s}.n3{bottom:-1px;left:33px;animation-delay:-2.4s}
.eyebrow i{animation:signal-pulse 3s ease-in-out infinite}
@keyframes brain-breathe{50%{transform:scale(1.04) translateY(-2px)}}
@keyframes knowledge-orbit{to{transform:rotate(360deg)}}
@keyframes node-float{50%{transform:translateY(-4px)}}
@keyframes signal-pulse{50%{transform:scale(1.35);opacity:.55}}
@media(prefers-reduced-motion:reduce){.core,.r1,.r2,.node,.eyebrow i{animation:none!important}}

/* Responsive polish */
@media(max-width:760px){.top-actions{gap:3px}.top-actions .icon-button{min-width:32px}.top-actions .avatar{width:32px;height:32px}.answer-panel,.source-panel{padding:18px}.answer-panel h2{font-size:24px}.actions{flex-wrap:wrap}.actions button{min-height:34px}.assistant-body{padding-bottom:24px}.auth-overlay{padding:12px}.auth-card{max-height:calc(100dvh - 24px);overflow:auto}}
@media(max-width:380px){.brand strong{font-size:15px}.top-actions .icon-button:nth-child(2){display:none}.welcome h1{font-size:36px}.input-row{gap:4px}.attach,.voice{width:30px}.submit{width:36px}}
/* Final usability polish */
.error{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.error p{flex:1 1 100%;margin:0;color:var(--muted);line-height:1.5}.error button{border:1px solid var(--blue);border-radius:8px;background:var(--blue);color:#fff;padding:8px 12px;font-size:10px;cursor:pointer;transition:transform .18s ease,opacity .18s ease}.error button:hover{transform:translateY(-1px)}.error button:active{transform:scale(.97)}button,input,textarea{touch-action:manipulation}@media(max-width:560px){.error{padding:14px}.error button{width:100%;min-height:38px}}