:root{--glass-line:rgba(129,140,248,.22);--glass-panel:rgba(9,17,38,.72);--glass-panel-strong:rgba(11,20,43,.9);--glass-text:#f6f8ff;--glass-muted:#9aa9c3;--glass-violet:#8b5cf6;--glass-cyan:#22d3ee}
body[data-theme=dark]{background:#050a16;color:var(--glass-text)}
body[data-theme=dark]::before{inset:-18%;background:radial-gradient(circle at 74% 18%,rgba(79,70,229,.25),transparent 31%),radial-gradient(circle at 18% 80%,rgba(6,182,212,.13),transparent 38%),radial-gradient(circle at 55% 56%,rgba(139,92,246,.1),transparent 36%);animation:bgFloat 28s ease-in-out infinite alternate}
body[data-theme=dark] .sidebar{background:rgba(5,10,24,.88);border-color:rgba(129,140,248,.16);backdrop-filter:blur(24px)}
body[data-theme=dark] .brand{border-color:rgba(129,140,248,.16)}
body[data-theme=dark] .brand-logo{border-radius:50%;background:conic-gradient(from 180deg,#8b5cf6,#22d3ee,#6366f1,#8b5cf6);box-shadow:inset 0 0 0 7px #081027,0 0 24px rgba(34,211,238,.2);font-size:0}
body[data-theme=dark] .topbar{background:rgba(5,10,24,.78);border-color:rgba(129,140,248,.16);backdrop-filter:blur(24px)}
body[data-theme=dark] .expert{border:1px solid transparent}
body[data-theme=dark] .expert:hover{background:rgba(35,48,81,.5);border-color:rgba(129,140,248,.18)}
body[data-theme=dark] .expert.active{background:linear-gradient(100deg,rgba(99,102,241,.2),rgba(34,211,238,.08));border-color:rgba(129,140,248,.27);box-shadow:inset 2px 0 0 #8b5cf6,0 9px 24px rgba(0,0,0,.16)}
body[data-theme=dark] .messages{background:linear-gradient(180deg,rgba(2,6,23,.18),rgba(2,6,23,.02))}
body[data-theme=dark] .composer-inner,body[data-theme=dark] .msg.assistant .bubble{background:rgba(11,20,43,.82);border-color:rgba(129,140,248,.22);box-shadow:0 18px 45px rgba(0,0,0,.16);backdrop-filter:blur(16px)}
body[data-theme=dark] .icon-btn,body[data-theme=dark] .server-badge,body[data-theme=dark] select.lang-sel,body[data-theme=dark] .mic-btn,body[data-theme=dark] .attach-btn{background:rgba(23,35,67,.72);border-color:rgba(129,140,248,.22)}
.welcome.glass-home{max-width:none;margin:0;padding:26px 30px 64px;text-align:start}
.glass-home-shell{max-width:1220px;margin:0 auto}
.glass-hero{position:relative;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(330px,.92fr);min-height:420px;border:1px solid var(--glass-line);border-radius:28px;overflow:hidden;background:linear-gradient(132deg,rgba(11,20,43,.97),rgba(9,17,38,.78) 52%,rgba(29,24,76,.82));box-shadow:0 32px 90px rgba(0,0,0,.34),inset 0 1px 0 rgba(255,255,255,.05)}
.glass-hero::before{content:'';position:absolute;inset:auto 30% -35% -15%;height:78%;background:radial-gradient(ellipse,rgba(34,211,238,.22),transparent 66%);pointer-events:none}
.glass-hero::after{content:'';position:absolute;inset:-45% -8% auto 55%;height:95%;background:radial-gradient(ellipse,rgba(139,92,246,.33),transparent 64%);pointer-events:none}
.glass-hero-copy{position:relative;z-index:3;padding:46px 20px 40px 46px;display:flex;flex-direction:column;justify-content:center}
[dir=rtl] .glass-hero-copy{padding:46px 46px 40px 20px}
.glass-eyebrow{display:flex;align-items:center;gap:10px;color:#9deaf6;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:2.1px;margin-bottom:16px}
.glass-eyebrow::before{content:'';width:31px;height:2px;border-radius:4px;background:linear-gradient(90deg,var(--glass-cyan),var(--glass-violet))}
.glass-hero h1{font-size:clamp(38px,4.15vw,70px);line-height:.98;letter-spacing:-2.7px;max-width:720px;margin:0 0 18px;color:#fff;text-wrap:balance}
.glass-hero h1 em{font-style:normal;background:linear-gradient(90deg,#fff 12%,#a5b4fc 58%,#67e8f9);-webkit-background-clip:text;background-clip:text;color:transparent}
.glass-hero-copy>p{max-width:650px;color:#b8c3d7;font-size:15px;line-height:1.65;margin:0 0 24px}
.glass-search{display:flex;align-items:center;gap:8px;max-width:650px;padding:8px 8px 8px 18px;border:1px solid rgba(129,140,248,.42);border-radius:18px;background:rgba(5,10,24,.58);box-shadow:0 18px 45px rgba(0,0,0,.22),inset 0 1px 0 rgba(255,255,255,.05);backdrop-filter:blur(18px)}
[dir=rtl] .glass-search{padding:8px 18px 8px 8px}
.glass-search svg{width:20px;height:20px;color:#a5b4fc;flex:0 0 auto}
.glass-search input{min-width:0;flex:1;background:none;border:0;outline:0;color:#fff;font:inherit;font-size:14px;padding:9px 4px}
.glass-search input::placeholder{color:#6f7f9b}
.glass-search button,.glass-main-cta{border:0;color:#fff;font:inherit;font-weight:800;cursor:pointer;background:linear-gradient(135deg,#8b5cf6,#6366f1 55%,#22d3ee);box-shadow:0 10px 28px rgba(99,102,241,.35);transition:transform .18s,filter .18s}
.glass-search button{width:44px;height:44px;border-radius:14px;font-size:18px}
.glass-search button:hover,.glass-main-cta:hover{transform:translateY(-2px);filter:brightness(1.1)}
.glass-pills{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.glass-pill{display:inline-flex;align-items:center;gap:7px;border:1px solid rgba(129,140,248,.2);background:rgba(17,29,57,.62);color:#cbd5e1;border-radius:999px;padding:8px 12px;font:inherit;font-size:11.5px;cursor:pointer;transition:all .18s}
.glass-pill:hover{color:#fff;border-color:#6366f1;background:rgba(79,70,229,.2);transform:translateY(-1px)}
.glass-proof{display:flex;gap:17px;flex-wrap:wrap;margin-top:19px;color:#8fa0bb;font-size:11px}
.glass-proof span{display:inline-flex;align-items:center;gap:6px}
.glass-proof b{color:#eef2ff;font-size:13px}
.glass-hero-visual{position:relative;z-index:2;min-height:420px;overflow:hidden}
.glass-hero-visual::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#0b142b 0%,transparent 25%),linear-gradient(0deg,rgba(5,10,24,.78),transparent 37%);pointer-events:none}
[dir=rtl] .glass-hero-visual::after{background:linear-gradient(270deg,#0b142b 0%,transparent 25%),linear-gradient(0deg,rgba(5,10,24,.78),transparent 37%)}
.glass-hero-portrait{width:100%;height:100%;min-height:420px;object-fit:cover;object-position:center 22%;display:block;transform:scale(1.035) translate(var(--hero-x,0),var(--hero-y,0));transition:opacity .25s ease,transform .2s ease-out;filter:saturate(.94) contrast(1.03)}
.glass-hero-status{position:absolute;z-index:4;right:22px;bottom:20px;display:flex;align-items:center;gap:11px;padding:10px 13px;border:1px solid rgba(129,140,248,.35);border-radius:16px;background:rgba(8,15,34,.74);backdrop-filter:blur(18px);box-shadow:0 15px 40px rgba(0,0,0,.28);cursor:pointer;color:#fff;text-align:start}
[dir=rtl] .glass-hero-status{right:auto;left:22px}
.glass-hero-status img{width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid #8b5cf6}
.glass-hero-status b{display:block;font-size:12px}.glass-hero-status span{display:block;color:#9aa9c3;font-size:10px;margin-top:3px}
.glass-online{width:9px;height:9px;background:#22c55e;border:2px solid #081027;border-radius:50%;position:absolute;left:47px;bottom:11px;box-shadow:0 0 10px rgba(34,197,94,.65)}
[dir=rtl] .glass-online{left:auto;right:47px}
.glass-section{margin-top:24px}
.glass-section-head{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:12px}
.glass-section-head h2{font-size:18px;color:#f8fafc;letter-spacing:-.25px}.glass-section-head p{color:#7485a2;font-size:11px}
.glass-featured{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:10px}
.glass-expert-card{position:relative;min-height:138px;padding:15px;border:1px solid rgba(129,140,248,.18);border-radius:18px;background:linear-gradient(145deg,rgba(20,32,64,.88),rgba(8,15,34,.78));color:#fff;text-align:start;overflow:hidden;cursor:pointer;box-shadow:0 15px 35px rgba(0,0,0,.12);transition:transform .2s,border-color .2s,box-shadow .2s}
.glass-expert-card::before{content:'';position:absolute;width:105px;height:105px;right:-28px;top:-33px;border-radius:50%;background:radial-gradient(circle,rgba(139,92,246,.28),transparent 69%)}
[dir=rtl] .glass-expert-card::before{right:auto;left:-28px}
.glass-expert-card:hover{transform:translateY(-4px);border-color:rgba(99,102,241,.6);box-shadow:0 20px 46px rgba(0,0,0,.25)}
.glass-expert-icon{display:flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:13px;background:linear-gradient(135deg,rgba(99,102,241,.3),rgba(34,211,238,.13));border:1px solid rgba(129,140,248,.25);font-size:21px;margin-bottom:18px}
.glass-expert-card b{display:block;font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.glass-expert-card small{display:block;margin-top:5px;color:#8090aa;font-size:9.5px;text-transform:uppercase;letter-spacing:.8px}
.glass-card-arrow{position:absolute;right:12px;bottom:11px;color:#67e8f9;font-size:17px}[dir=rtl] .glass-card-arrow{right:auto;left:12px;transform:scaleX(-1)}
.glass-bento{display:grid;grid-template-columns:1.05fr 1.15fr .9fr;gap:12px;margin-top:12px}
.glass-bento-card{position:relative;min-height:142px;padding:20px;border:1px solid rgba(129,140,248,.18);border-radius:20px;background:linear-gradient(145deg,rgba(18,30,59,.85),rgba(7,14,31,.82));overflow:hidden}
.glass-bento-card::after{content:'';position:absolute;width:160px;height:160px;border-radius:50%;right:-65px;bottom:-85px;background:radial-gradient(circle,rgba(34,211,238,.18),transparent 68%)}
.glass-bento-card:nth-child(2)::after{background:radial-gradient(circle,rgba(139,92,246,.27),transparent 68%)}
.glass-bento-card h3{position:relative;z-index:1;font-size:14px;margin-bottom:7px;color:#fff}.glass-bento-card p{position:relative;z-index:1;color:#8fa0bb;font-size:11.5px;line-height:1.55;max-width:85%}
.glass-bento-action{position:absolute;z-index:2;left:20px;bottom:17px;border:0;background:none;color:#a5b4fc;font:inherit;font-size:11px;font-weight:800;cursor:pointer}[dir=rtl] .glass-bento-action{left:auto;right:20px}
.glass-bento-metric{position:absolute;right:20px;top:18px;font-weight:900;font-size:25px;color:#fff}[dir=rtl] .glass-bento-metric{right:auto;left:20px}
.glass-home .welcome-hint{margin:22px 0 0;background:rgba(10,18,40,.7);border-color:rgba(129,140,248,.17);border-radius:18px;color:#7f90aa}
.glass-home .landing-index{margin-top:26px}.glass-home .landing-index h2{font-size:18px;color:#f8fafc}
.glass-home .landing-index .grid{grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}
.glass-home .landing-index .card{background:rgba(11,20,43,.74);border-color:rgba(129,140,248,.17);border-radius:14px;min-height:74px;box-shadow:0 12px 30px rgba(0,0,0,.1)}
.glass-home .landing-index .card:hover{background:rgba(24,36,69,.82);border-color:#6366f1}
.glass-home .site-legal{margin-top:30px;border-color:rgba(129,140,248,.16)}
body[data-theme=light] .glass-hero{background:linear-gradient(135deg,#f8faff,#eef2ff 55%,#e9e7ff);border-color:#d8def3;box-shadow:0 28px 70px rgba(62,74,120,.16)}
body[data-theme=light] .glass-hero h1,body[data-theme=light] .glass-section-head h2,body[data-theme=light] .glass-bento-card h3{color:#10172a}
body[data-theme=light] .glass-hero-copy>p{color:#5b6780}body[data-theme=light] .glass-search{background:rgba(255,255,255,.8);border-color:#c7d2fe}body[data-theme=light] .glass-search input{color:#111827}
body[data-theme=light] .glass-pill,body[data-theme=light] .glass-expert-card,body[data-theme=light] .glass-bento-card{background:rgba(255,255,255,.8);border-color:#dce3f2;color:#172033;box-shadow:0 15px 35px rgba(62,74,120,.09)}
body[data-theme=light] .glass-expert-card b{color:#172033}body[data-theme=light] .glass-bento-card p{color:#64748b}
@media(max-width:1180px){.glass-featured{grid-template-columns:repeat(3,1fr)}.glass-hero{grid-template-columns:1fr minmax(300px,.75fr)}.glass-hero-copy{padding-left:34px}.glass-bento{grid-template-columns:1fr 1fr}.glass-bento-card:last-child{grid-column:1/-1}}
@media(max-width:820px){.welcome.glass-home{padding:12px 10px 70px}.glass-hero{grid-template-columns:1fr;border-radius:20px}.glass-hero-copy{padding:28px 20px 24px}.glass-hero h1{font-size:clamp(34px,11vw,50px);letter-spacing:-1.7px}.glass-hero-visual{min-height:300px}.glass-hero-portrait{min-height:300px;height:300px}.glass-hero-visual::after{background:linear-gradient(0deg,#0b142b 0%,transparent 52%)}.glass-search{border-radius:15px}.glass-search button{width:42px;height:42px}.glass-proof{gap:11px}.glass-featured{grid-template-columns:repeat(2,1fr)}.glass-bento{grid-template-columns:1fr}.glass-bento-card:last-child{grid-column:auto}.glass-section-head{align-items:start;flex-direction:column;gap:3px}.glass-home .landing-index .grid{grid-template-columns:1fr}.glass-hero-status{right:12px;bottom:12px}.glass-pills{gap:6px}.glass-pill{padding:7px 10px}}
@media(max-width:420px){.glass-hero-copy{padding:25px 15px 20px}.glass-eyebrow{font-size:9px;letter-spacing:1.45px}.glass-hero-copy>p{font-size:13px}.glass-proof span:last-child{display:none}.glass-featured{gap:7px}.glass-expert-card{min-height:125px;padding:12px}.glass-bento-card{padding:17px}.glass-hero-status{max-width:190px}.glass-hero-status img{width:42px;height:42px}}
@media(prefers-reduced-motion:reduce){.glass-hero-portrait,.glass-expert-card,.glass-search button,.glass-main-cta{transition:none!important}}