:root{--bg:#09090b;--panel:#111114;--panel2:#18181d;--line:#332025;--text:#f7f5f6;--muted:#a79a9f;--accent:#ef4444;--accent2:#b91c1c;--glow:rgba(239,68,68,.22)}*{box-sizing:border-box}html{background:var(--bg)}body{margin:0;background:radial-gradient(circle at 75% 0,rgba(127,29,29,.35),transparent 34%),var(--bg);color:var(--text);font:14px Inter,system-ui,sans-serif;position:relative;isolation:isolate}body:before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;background-image:linear-gradient(rgba(239,68,68,.075) 1px,transparent 1px),linear-gradient(90deg,rgba(239,68,68,.075) 1px,transparent 1px);background-size:38px 38px;mask-image:linear-gradient(to bottom,black,transparent 90%);animation:gridDrift 18s linear infinite}body:after{content:"";position:fixed;inset:-30%;z-index:-1;pointer-events:none;background:radial-gradient(circle,rgba(239,68,68,.10),transparent 45%);animation:ambient 12s ease-in-out infinite alternate}button,input,select{font:inherit}button,a{cursor:pointer}a{color:inherit;text-decoration:none}.app{display:grid;grid-template-columns:270px 1fr;min-height:100vh}aside{border-right:1px solid var(--line);padding:22px 15px;display:flex;flex-direction:column;gap:12px;background:rgba(10,10,13,.86);backdrop-filter:blur(14px)}.brand{display:flex;gap:10px;align-items:center;margin:4px 8px 22px}.logo,.orb{display:grid;place-items:center;color:#ffe4e6;background:linear-gradient(145deg,#48151c,#1f1115);border:1px solid #7f1d2d;border-radius:14px;box-shadow:0 0 28px var(--glow)}.logo{width:38px;height:38px}.brand small{display:block;color:var(--muted);margin-top:3px;font-size:11px}.primary,.secondary,.ghost,.send,#attach{border:1px solid var(--line);border-radius:10px;padding:11px 13px;background:var(--panel2);color:var(--text);transition:transform .2s,border-color .2s,box-shadow .2s}.primary,.send{background:linear-gradient(135deg,#f87171,#dc2626);color:white;border-color:transparent;font-weight:700;box-shadow:0 8px 24px rgba(220,38,38,.18)}button:hover{transform:translateY(-1px);border-color:#7f1d2d;box-shadow:0 0 20px rgba(239,68,68,.12)}button:disabled{opacity:.55;cursor:wait;transform:none}.chat-list{display:flex;flex-direction:column;gap:5px}.chat-item{padding:10px;border-radius:8px;color:#d5cbd0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.chat-item.active,.chat-item:hover{background:var(--panel2)}.divider{flex:1;min-height:80px;border-bottom:1px solid var(--line)}.credit{padding:10px;color:#fca5a5}.ghost{background:transparent;color:var(--muted)}main{display:flex;flex-direction:column;min-width:0;padding:28px clamp(18px,5vw,70px)}header{display:flex;justify-content:space-between;gap:20px;align-items:start}.eyebrow{font-size:10px;letter-spacing:2px;color:#f87171}h1{font-size:clamp(24px,3vw,42px);margin:10px 0 0;letter-spacing:-1.5px;animation:rise .7s ease both}.support{display:flex;gap:10px;align-items:center;font-weight:700;font-size:16px;padding:10px;color:#fecaca;text-shadow:0 0 18px rgba(239,68,68,.45)}.controls{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0}.controls label{display:flex;align-items:center;gap:8px;color:var(--muted)}select{background:var(--panel);border:1px solid var(--line);color:var(--text);padding:9px;border-radius:9px}.messages{flex:1;min-height:400px;max-height:calc(100vh - 240px);overflow:auto;padding:18px 0;scroll-behavior:smooth}.empty{text-align:center;margin:12vh auto;color:var(--muted)}.orb{width:70px;height:70px;margin:auto;font-size:28px;animation:float 5s ease-in-out infinite}.empty h2{color:var(--text)}.msg{display:flex;gap:12px;margin:18px 0;animation:rise .35s ease both}.avatar{width:35px;height:35px;flex:0 0 35px;display:grid;place-items:center;border:1px solid #4b252e;border-radius:10px;background:linear-gradient(145deg,#25151b,#151116);color:#fca5a5}.bubble{background:rgba(17,17,20,.9);border:1px solid var(--line);border-radius:13px;padding:13px 15px;max-width:850px;white-space:pre-wrap;line-height:1.6;box-shadow:0 4px 22px rgba(0,0,0,.14)}.meta{font-size:11px;color:#c08497;margin-bottom:4px}.user .bubble{background:linear-gradient(145deg,#35151d,#211116);border-color:#713040}.user{justify-content:flex-end}.user .avatar{order:2}.user .bubble{order:1}#composer{display:flex;gap:8px;border:1px solid #4a252e;background:rgba(17,17,20,.94);padding:8px;border-radius:15px;box-shadow:0 0 35px rgba(239,68,68,.08)}#prompt{flex:1;min-width:0;background:transparent;border:0;outline:0;color:var(--text);padding:10px}dialog{background:var(--panel);color:var(--text);border:1px solid #5b2834;border-radius:15px;padding:25px;min-width:min(450px,90vw);box-shadow:0 20px 100px #000}dialog::backdrop{background:#000b}dialog label{display:block;color:var(--muted);margin:14px 0}dialog input{display:block;width:100%;margin-top:7px;padding:11px;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:9px}.persona{margin:14px 0}@keyframes gridDrift{from{background-position:0 0,0 0}to{background-position:38px 38px,38px 38px}}@keyframes ambient{from{transform:translate3d(-2%,0,0) scale(1)}to{transform:translate3d(2%,2%,0) scale(1.08)}}@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:800px){.app{grid-template-columns:1fr}aside{display:none}main{padding:20px}.messages{max-height:none}header{flex-direction:column}.support{align-self:flex-end}}.msg-body{min-width:0}.reactions{display:flex;gap:6px;flex-wrap:wrap;margin-top:7px}.reaction{border:1px solid var(--line);background:rgba(17,17,20,.9);color:var(--text);border-radius:999px;padding:4px 8px;font-size:13px;transition:background .2s,transform .2s}.reaction span{font-size:10px;color:var(--muted);margin-left:4px}.reaction:hover,.reaction.selected{background:#3a151d;border-color:#9f3346}.dialog-note{color:var(--muted);font-size:12px;margin-top:-8px}.persona select{display:block;width:100%;margin-top:7px;padding:11px;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:9px}