*{box-sizing:border-box} :root{--bg:#090b10;--panel:#10131b;--panel2:#151a24;--line:#252b38;--muted:#8992a5;--text:#edf0f7;--accent:#9b8cff;--accent2:#6e9bff}body{margin:0;background:var(--bg);color:var(--text);font-family:"DM Sans",sans-serif;height:100vh;overflow:hidden}button,textarea,select{font:inherit}.app-shell{height:100vh;display:flex;background:radial-gradient(ellipse at 70% -20%,#252044 0,transparent 43%),var(--bg)}.sidebar{width:270px;flex-shrink:0;background:rgba(12,15,22,.94);border-right:1px solid var(--line);padding:22px 16px 16px;display:flex;flex-direction:column;z-index:5}.brand-row{display:flex;align-items:center;gap:11px;padding:0 7px 25px}.brand-mark{height:36px;width:36px;border-radius:12px;display:grid;place-items:center;font:700 21px "Space Grotesk";background:linear-gradient(140deg,#b7aaff,#6b78ff);color:#10101a;box-shadow:0 5px 24px #8776ff45}.brand-name{font:700 17px "Space Grotesk";letter-spacing:1.5px}.brand-sub{font-size:10px;color:var(--muted);letter-spacing:.6px}.icon-btn{border:0;background:transparent;color:#aab1c2;cursor:pointer;border-radius:9px;font-size:18px;width:34px;height:34px}.icon-btn:hover{background:#ffffff10;color:white}.close-sidebar{display:none;margin-left:auto}.new-chat{width:100%;height:43px;border:1px solid #514a83;background:linear-gradient(100deg,#292344,#1c2031);color:#f5f2ff;border-radius:11px;text-align:left;padding:0 14px;cursor:pointer;font-weight:600}.new-chat span{font-size:20px;margin-right:8px;color:#b8aaff;vertical-align:-2px}.new-chat:hover{border-color:#9888ff}.side-label{font-size:10px;letter-spacing:1.7px;color:#737d91;font-weight:700;margin:28px 9px 10px}.chat-list{overflow:auto;flex:1}.chat-item{display:flex;align-items:center;gap:9px;padding:11px 10px;border-radius:9px;color:#aeb5c5;font-size:13px;cursor:pointer;margin:2px 0}.chat-item:hover,.chat-item.active{background:#ffffff0c;color:#fff}.chat-item .chat-title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1}.chat-item .delete-chat{opacity:0;border:0;background:none;color:#9099aa;cursor:pointer;font-size:16px}.chat-item:hover .delete-chat{opacity:1}.sidebar-bottom{border-top:1px solid var(--line);padding-top:14px}.profile{display:flex;align-items:center;gap:10px;padding:5px}.avatar{width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#2b2943;color:#c4baff;font-weight:700}.profile-text{display:flex;flex-direction:column;gap:2px;flex:1}.profile-text strong{font-size:12px}.profile-text span,.sidebar-note{font-size:10px;color:#7d879a}.online-dot{width:7px;height:7px;border-radius:50%;background:#57d6a0;box-shadow:0 0 9px #57d6a077}.sidebar-note{padding:14px 5px 0}.main-area{min-width:0;flex:1;display:flex;flex-direction:column;position:relative}.topbar{height:68px;border-bottom:1px solid #ffffff0b;display:flex;align-items:center;justify-content:space-between;padding:0 27px;flex-shrink:0}.top-left,.top-right{display:flex;align-items:center;gap:13px}.model-wrap{position:relative}.model-wrap select{appearance:none;border:0;background:transparent;color:#e8e9f1;font:600 14px "Space Grotesk";padding:8px 24px 8px 5px;outline:none;cursor:pointer}.model-wrap option{background:#171a24}.model-chevron{position:absolute;right:5px;top:6px;color:#929bad;pointer-events:none}.status-pill{border:1px solid #293b37;background:#14231f;color:#8cceb0;border-radius:20px;padding:6px 10px;font-size:10px;display:flex;align-items:center;gap:7px}.status-pill .online-dot{width:6px;height:6px}.menu-btn,.mobile-brand{display:none}.conversation{flex:1;overflow:auto;scroll-behavior:smooth;padding:35px 24px 20px}.welcome{max-width:760px;margin:4vh auto 0;text-align:center}.welcome-orb{width:72px;height:72px;border-radius:24px;margin:0 auto 24px;background:linear-gradient(145deg,#292448,#171b2a);border:1px solid #5d538c;display:grid;place-items:center;position:relative;box-shadow:0 0 70px #8e7aff20}.orb-inner{width:42px;height:42px;border-radius:14px;background:linear-gradient(140deg,#b5a7ff,#748bff);display:grid;place-items:center;color:#151323;font:700 25px "Space Grotesk"}.welcome-orb i,.welcome-orb b{position:absolute;border:1px solid #9a8aff66;border-radius:50%;width:95px;height:95px;animation:orbit 8s linear infinite}.welcome-orb b{width:112px;height:112px;animation-direction:reverse;opacity:.4}@keyframes orbit{to{transform:rotate(360deg)}}.eyebrow{font-size:10px;letter-spacing:2.6px;color:#aaa0ed;font-weight:700}.eyebrow span{display:inline-block;width:5px;height:5px;border-radius:50%;background:#a99aff;vertical-align:2px;margin-right:7px}.welcome h1{font:600 clamp(30px,4vw,46px)/1.16 "Space Grotesk";letter-spacing:-1.7px;margin:16px 0}.welcome h1 span{color:#a99cff}.welcome>p{max-width:500px;margin:0 auto;color:#939bad;font-size:13px;line-height:1.7}.suggestions{display:grid;grid-template-columns:repeat(3,1fr);gap:11px;margin:38px auto 0;text-align:left}.suggestion{min-height:83px;border:1px solid #292d3c;background:#11151e;border-radius:13px;color:#b7aaff;display:flex;align-items:center;gap:10px;padding:13px;cursor:pointer;text-align:left}.suggestion:hover{background:#191b2a;border-color:#655a9d;transform:translateY(-2px)}.suggestion>span:first-child{font-size:19px}.suggestion div{display:flex;flex-direction:column;gap:5px;min-width:0}.suggestion b{font-size:11px;color:#e5e6ef}.suggestion small{font-size:10px;color:#818b9e;line-height:1.3}.suggestion-arrow{margin-left:auto;color:#687188}.messages{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:25px}.message{display:flex;gap:13px;align-items:flex-start;animation:fadein .25s ease}.message.user{flex-direction:row-reverse}.message-avatar{width:30px;height:30px;flex-shrink:0;border-radius:10px;display:grid;place-items:center;background:#25213d;color:#b7aaff;font:700 14px "Space Grotesk"}.user .message-avatar{background:#273344;color:#a9c9ff}.message-content{max-width:min(720px,88%);min-width:0}.message-role{font-size:10px;color:#818ba0;margin:2px 0 8px;font-weight:700;letter-spacing:.5px}.user .message-role{text-align:right}.message-bubble{font-size:14px;line-height:1.75;color:#dce0ea;overflow-wrap:anywhere}.user .message-bubble{background:#1a2030;border:1px solid #2a3449;padding:11px 15px;border-radius:15px 4px 15px 15px;white-space:pre-wrap}.assistant .message-bubble p{margin:0 0 11px}.assistant .message-bubble p:last-child{margin-bottom:0}.sources{border-top:1px solid #282e3b;margin-top:13px;padding-top:10px;display:flex;flex-wrap:wrap;gap:7px}.source-link{font-size:10px;color:#aaa1f0;text-decoration:none;border:1px solid #37324f;padding:5px 8px;border-radius:7px}.source-link:hover{background:#28233e}.message-actions{display:flex;gap:10px;margin-top:9px}.message-actions button{background:none;border:0;color:#778197;font-size:11px;cursor:pointer;padding:3px}.message-actions button:hover{color:#c4baff}.typing{display:flex;gap:5px;padding:8px 0}.typing i{width:6px;height:6px;border-radius:50%;background:#a99cff;animation:bounce 1s infinite}.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}@keyframes bounce{50%{transform:translateY(-5px);opacity:.5}}@keyframes fadein{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:none}}.composer-wrap{width:min(820px,calc(100% - 48px));margin:0 auto;padding:0 0 14px;flex-shrink:0}.deepthink-row{display:flex;align-items:center;gap:10px;padding:0 5px 10px}.deepthink-control{display:flex;align-items:center;gap:8px;font-size:11px;color:#c4c8d4;cursor:pointer}.deepthink-control input{display:none}.toggle{width:27px;height:15px;border-radius:20px;background:#343949;position:relative;transition:.2s}.toggle:after{content:"";position:absolute;width:11px;height:11px;top:2px;left:2px;border-radius:50%;background:#9ca4b6;transition:.2s}.deepthink-control input:checked+.toggle{background:#6556b6}.deepthink-control input:checked+.toggle:after{left:14px;background:#fff}.think-tag{font-size:8px;color:#b7aaff;border:1px solid #51477c;border-radius:4px;padding:2px 4px;letter-spacing:.5px}.deepthink-hint{font-size:10px;color:#727c90}.composer{background:#141923;border:1px solid #343b4d;border-radius:16px;padding:13px 13px 9px;box-shadow:0 10px 45px #0004}.composer:focus-within{border-color:#7266b2;box-shadow:0 0 0 3px #9586ff12}.composer textarea{width:100%;resize:none;max-height:160px;min-height:29px;border:0;outline:0;background:transparent;color:#eef0f7;font-size:14px;line-height:1.5;padding:2px 3px}.composer textarea::placeholder{color:#717b8f}.composer-actions{display:flex;justify-content:space-between;align-items:center}.composer-tools{display:flex;align-items:center;gap:10px}.tool-btn{border:0;background:transparent;color:#9da6b8;cursor:pointer;font-size:16px}.tool-btn:hover{color:white}.composer-tip{font-size:9px;color:#697489}.send-btn{height:32px;width:32px;border:0;border-radius:10px;background:linear-gradient(135deg,#b2a3ff,#7b83ff);color:#111323;font-size:22px;font-weight:700;cursor:pointer}.send-btn:disabled{opacity:.4;cursor:not-allowed}.footer-credit{text-align:center;font-size:9px;color:#586174;padding-top:10px}.footer-credit span{color:#a99cff;padding:0 5px}.toast{position:fixed;bottom:25px;left:50%;transform:translate(-50%,15px);opacity:0;background:#252b39;border:1px solid #3c4559;color:#e7eaf2;padding:10px 15px;border-radius:9px;font-size:12px;transition:.2s;pointer-events:none;z-index:10}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:800px){.sidebar{position:fixed;left:-285px;top:0;bottom:0;transition:left .25s;box-shadow:20px 0 60px #0008}.sidebar.open{left:0}.close-sidebar,.menu-btn,.mobile-brand{display:block}.mobile-brand{font:700 15px "Space Grotesk"}.mobile-brand span{color:#a99cff}.topbar{padding:0 13px;height:60px}.top-left{gap:8px}.status-pill{display:none}.conversation{padding:28px 15px}.welcome{margin-top:5vh}.suggestions{grid-template-columns:1fr;max-width:390px;margin-top:25px}.suggestion{min-height:65px}.composer-wrap{width:calc(100% - 24px)}.deepthink-hint{display:none}.composer-tip{font-size:8px}.message-content{max-width:88%}}@media(min-width:801px){.conversation{padding-top:45px}}