:root{--background:#0b0c10;--background-soft:#11151d;--surface:rgba(255,255,255,0.035);--surface-hover:rgba(255,255,255,0.065);--surface-border:rgba(255,255,255,0.11);--surface-border-hover:rgba(255,255,255,0.21);--primary:#f9fafb;--secondary:#9ca3af;--muted:#6b7280;--indigo:#6366f1;--violet:#8b5cf6;--cyan:#06b6d4;--green:#34d399;--header-height:82px;--composer-height:145px;--max-width:1120px;color-scheme:dark}html[data-theme=light]{--background:#f5f7fb;--background-soft:#eef1f7;--surface:rgba(255,255,255,0.65);--surface-hover:rgba(255,255,255,0.9);--surface-border:rgba(15,23,42,0.11);--surface-border-hover:rgba(15,23,42,0.2);--primary:#111827;--secondary:#667085;--muted:#98a2b3;color-scheme:light}*{box-sizing:border-box}html{min-height:100%;background:var(--background);scroll-behavior:smooth}body{margin:0;min-height:100vh;color:var(--primary);background:radial-gradient(circle at 50% -10%,rgba(31,40,51,.95) 0,rgba(11,12,16,.85) 43%,#0b0c10 72%);font-family:Inter,Plus Jakarta Sans,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;transition:background .25s ease,color .25s ease}html[data-theme=light] body{background:radial-gradient(circle at 50% -10%,rgba(219,227,244,.95) 0,rgba(245,247,251,.94) 43%,#f5f7fb 75%)}button,input,textarea{font:inherit}button{color:inherit}main{position:relative;min-height:100vh;overflow-x:hidden;isolation:isolate}.noise-layer{position:fixed;inset:0;pointer-events:none;opacity:.035;z-index:-1;background-image:repeating-radial-gradient(circle at 0 0,transparent 0,rgba(255,255,255,.06) 1px,transparent 2px);background-size:5px 5px}html[data-theme=light] .noise-layer{opacity:.012}.ambient{position:fixed;width:520px;height:520px;border-radius:50%;filter:blur(110px);pointer-events:none;z-index:-2;opacity:.19}.ambient-one{top:70px;left:-180px;background:var(--indigo)}.ambient-two{top:150px;right:-220px;background:var(--cyan)}html[data-theme=light] .ambient-one{opacity:.11}html[data-theme=light] .ambient-two{opacity:.1}.top-nav-shell{position:fixed;top:0;left:0;right:0;height:var(--header-height);z-index:1000;display:flex;align-items:center;background:linear-gradient(180deg,rgba(11,12,16,.93),rgba(11,12,16,.78),rgba(11,12,16,0));-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px)}html[data-theme=light] .top-nav-shell{background:linear-gradient(180deg,rgba(245,247,251,.94),rgba(245,247,251,.8),rgba(245,247,251,0))}.top-nav{width:min(calc(100% - 48px),1320px);height:100%;margin:0 auto;justify-content:space-between}.brand,.top-nav{display:flex;align-items:center}.brand{border:0;background:transparent;padding:0;gap:13px;cursor:pointer}.logo-shell{width:42px;height:42px;display:grid;place-items:center}.logo-shell img{display:block;max-width:42px;max-height:42px;object-fit:contain}.logo-fallback{width:40px;height:40px;display:grid;place-items:center;border:1px solid rgba(99,102,241,.55);border-radius:13px;background:linear-gradient(145deg,rgba(99,102,241,.2),rgba(6,182,212,.1));box-shadow:0 0 20px rgba(99,102,241,.2),inset 0 0 20px rgba(6,182,212,.07);font-weight:750;font-size:13px}.brand-name{font-size:19px;font-weight:720;letter-spacing:-.03em}.nav-actions{gap:10px}.nav-actions,.online-pill{display:flex;align-items:center}.online-pill{min-height:38px;gap:7px;padding:0 13px;border:1px solid var(--surface-border);border-radius:999px;background:rgba(255,255,255,.035);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:inset 0 1px rgba(255,255,255,.05)}.online-label{color:var(--green);font-size:13px;font-weight:600}.pulse-dot{width:8px;height:8px;background:var(--green);border-radius:50%;box-shadow:0 0 0 rgba(52,211,153,.6);animation:onlinePulse 2s infinite}@keyframes onlinePulse{0%{box-shadow:0 0 0 0 rgba(52,211,153,.55)}70%{box-shadow:0 0 0 7px rgba(52,211,153,0)}to{box-shadow:0 0 0 0 rgba(52,211,153,0)}}.theme-toggle{height:38px;display:flex;align-items:center;gap:7px;padding:0 10px;border:1px solid var(--surface-border);border-radius:999px;background:rgba(255,255,255,.035);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);cursor:pointer;transition:border-color .16s ease,background .16s ease,transform .16s ease}.theme-toggle:hover{border-color:var(--surface-border-hover);background:rgba(255,255,255,.065);transform:translateY(-1px)}.theme-icon{color:#646b76;font-size:13px;line-height:1;transition:color .18s ease,transform .18s ease}.theme-icon.active{color:var(--primary);transform:scale(1.08)}.sun.active{color:#fbbf24}.moon.active{color:#a5b4fc}.theme-track{position:relative;width:30px;height:16px;border-radius:999px;background:rgba(255,255,255,.09);border:1px solid rgba(255,255,255,.08)}.theme-thumb{position:absolute;top:2px;left:2px;width:10px;height:10px;border-radius:50%;background:#a5b4fc;box-shadow:0 0 8px rgba(99,102,241,.5);transition:left .2s ease,background .2s ease,box-shadow .2s ease}.theme-thumb-light{left:16px;background:#fbbf24;box-shadow:0 0 8px rgba(251,191,36,.45)}.page-content{width:min(calc(100% - 40px),var(--max-width));margin:0 auto;padding-top:calc(var(--header-height) + 20px)}.page-content-chat{padding-bottom:calc(var(--composer-height) + 55px)}.welcome-section{padding-top:48px;text-align:center}.welcome-section .eyebrow{margin:0 0 18px;color:#818cf8;font-size:11px;font-weight:700;letter-spacing:.18em}.welcome-section h1{margin:0 auto;max-width:890px;font-size:clamp(40px,5.1vw,67px);line-height:1.08;font-weight:430;letter-spacing:-.048em}.welcome-section h1 span{color:#c7cad0}html[data-theme=light] .welcome-section h1 span{color:#667085}.welcome-section h1 strong{font-weight:730;color:#ffffff}html[data-theme=light] .welcome-section h1 strong{color:#111827}.hero-subtitle{margin:22px 0 0;color:var(--secondary);font-size:16px}.prompt-section{width:min(100%,850px);margin:46px auto 0}.landing-prompt-inner{width:100%}.prompt-glow{position:relative;padding:1px;border-radius:25px;background:conic-gradient(from 180deg at 50% 50%,rgba(99,102,241,.85),rgba(139,92,246,.3),rgba(6,182,212,.8),rgba(99,102,241,.85));box-shadow:0 0 0 1px rgba(99,102,241,.13),0 0 38px rgba(99,102,241,.15),0 0 65px rgba(6,182,212,.07);transition:box-shadow .2s ease,transform .2s ease}.prompt-glow:focus-within{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(99,102,241,.32),0 0 45px rgba(99,102,241,.24),0 0 85px rgba(6,182,212,.12)}.prompt-box{min-height:154px;padding:20px;border-radius:24px;background:linear-gradient(145deg,rgba(22,26,36,.96),rgba(12,14,20,.97));-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}html[data-theme=light] .prompt-box{background:linear-gradient(145deg,rgba(255,255,255,.96),rgba(246,248,252,.97))}.prompt-box textarea{display:block;width:100%;min-height:70px;padding:2px 4px;resize:none;border:0;outline:0;color:var(--primary);background:transparent;font-size:16px;line-height:1.55}.prompt-box textarea::placeholder{color:#7d8491}html[data-theme=light] .prompt-box textarea::placeholder{color:#8991a0}.prompt-footer{margin-top:11px;justify-content:space-between}.prompt-footer,.prompt-meta{display:flex;align-items:center}.prompt-meta{gap:8px;color:#6f7682;font-size:11px;font-family:JetBrains Mono,Fira Code,ui-monospace,monospace}.meta-dot{opacity:.45}.send-button{width:45px;height:45px;display:grid;place-items:center;border:1px solid rgba(255,255,255,.11);border-radius:14px;color:white;background:linear-gradient(135deg,rgba(99,102,241,.95),rgba(6,182,212,.9));cursor:pointer;font-size:19px;transition:transform .16s ease,opacity .16s ease,box-shadow .16s ease;box-shadow:0 8px 25px rgba(99,102,241,.2)}.send-button:hover:not(:disabled){transform:translateY(-2px) scale(1.02);box-shadow:0 12px 32px rgba(99,102,241,.31)}.send-button:disabled{cursor:not-allowed;opacity:.32}.send-loader{width:15px;height:15px;border:2px solid rgba(255,255,255,.35);border-top-color:white;border-radius:50%;animation:rotate .75s linear infinite}@keyframes rotate{to{transform:rotate(1turn)}}.fixed-composer{position:fixed;left:0;right:0;bottom:0;z-index:900;padding:15px 20px 10px;background:linear-gradient(0deg,rgba(11,12,16,.99) 0,rgba(11,12,16,.95) 62%,rgba(11,12,16,0));-webkit-backdrop-filter:blur(15px);backdrop-filter:blur(15px)}html[data-theme=light] .fixed-composer{background:linear-gradient(0deg,rgba(245,247,251,.99) 0,rgba(245,247,251,.95) 62%,rgba(245,247,251,0))}.fixed-composer-inner{width:min(calc(100% - 20px),850px);margin:0 auto}.fixed-composer .prompt-glow{border-radius:19px;box-shadow:0 0 0 1px rgba(99,102,241,.11),0 0 25px rgba(99,102,241,.1)}.prompt-box-fixed{min-height:78px;padding:12px 14px;border-radius:18px}.prompt-box-fixed textarea{min-height:30px;max-height:90px;font-size:14px}.prompt-box-fixed .prompt-footer{margin-top:6px}.prompt-box-fixed .send-button{width:36px;height:36px;border-radius:11px;font-size:16px}.composer-disclaimer{margin:7px auto 0;text-align:center;color:#5c6470;font-size:9px}.starter-section{margin:42px auto 0;padding-bottom:65px}.starter-heading{margin:0 2px 14px;display:flex;justify-content:space-between;color:var(--secondary);font-size:12px}.starter-heading span:first-child{color:#d6d8dc;font-weight:600}html[data-theme=light] .starter-heading span:first-child{color:#344054}.bento-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:14px;gap:14px}.starter-card{position:relative;min-height:202px;padding:20px;overflow:hidden;text-align:left;border:1px solid var(--surface-border);border-radius:19px;background:linear-gradient(145deg,rgba(255,255,255,.05),rgba(255,255,255,.018));-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);cursor:pointer;transition:transform .19s ease,border-color .19s ease,background .19s ease,box-shadow .19s ease}html[data-theme=light] .starter-card{background:linear-gradient(145deg,rgba(255,255,255,.8),rgba(255,255,255,.5));box-shadow:0 10px 35px rgba(15,23,42,.04)}.starter-card:before{content:"";position:absolute;width:170px;height:170px;right:-90px;bottom:-110px;border-radius:50%;background:var(--indigo);filter:blur(55px);opacity:0;transition:opacity .2s ease}.starter-card:nth-child(2n):before{background:var(--cyan)}.starter-card:hover{transform:translateY(-5px);border-color:var(--surface-border-hover);background:var(--surface-hover);box-shadow:0 18px 55px rgba(0,0,0,.25)}html[data-theme=light] .starter-card:hover{background:rgba(255,255,255,.96);box-shadow:0 18px 55px rgba(15,23,42,.1)}.starter-card:hover:before{opacity:.15}.card-top{display:flex;justify-content:space-between;align-items:center}.card-icon{font-size:22px}.card-arrow{color:#7e8590;font-size:17px;transition:transform .18s ease}.starter-card:hover .card-arrow{transform:translate(3px,-3px)}.card-category{display:block;margin-top:28px;color:#7c83eb;font-size:10px;letter-spacing:.13em;font-weight:750}.starter-card h2{margin:8px 0 7px;font-size:17px;letter-spacing:-.025em}.starter-card p{margin:0;max-width:280px;color:var(--secondary);font-size:13px;line-height:1.5}.card-reveal{position:absolute;left:20px;right:20px;bottom:15px;display:flex;justify-content:space-between;color:#a5b4fc;font-size:11px;opacity:0;transform:translateY(8px);transition:opacity .18s ease,transform .18s ease}.starter-card:hover .card-reveal{opacity:1;transform:translateY(0)}.conversation-panel{width:min(100%,910px);margin:20px auto 0;border:1px solid var(--surface-border);border-radius:24px;background:rgba(10,12,17,.57);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);box-shadow:0 24px 80px rgba(0,0,0,.22)}html[data-theme=light] .conversation-panel{background:rgba(255,255,255,.58);box-shadow:0 24px 80px rgba(15,23,42,.08)}.conversation-header{position:-webkit-sticky;position:sticky;top:calc(var(--header-height) + 8px);z-index:10;min-height:62px;padding:0 19px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid rgba(255,255,255,.07);border-radius:23px 23px 0 0;background:rgba(12,14,20,.91);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);color:var(--secondary);font-size:12px}html[data-theme=light] .conversation-header{background:rgba(255,255,255,.91);border-bottom-color:rgba(15,23,42,.07)}.conversation-header>div:first-child{display:flex;flex-direction:column;gap:2px}.conversation-title{color:var(--primary);font-size:12px;font-weight:650}.conversation-subtitle{color:var(--muted);font-size:9px}.conversation-header button{border:0;background:transparent;color:#a5b4fc;cursor:pointer;font-size:11px}.messages{padding:27px}.message{display:flex;gap:13px;margin-bottom:27px}.message-user{flex-direction:row-reverse}.message-user .message-avatar{display:none}.message-avatar{width:34px;min-width:34px;height:34px;display:grid;place-items:center;border-radius:11px;background:rgba(99,102,241,.11);border:1px solid rgba(99,102,241,.18);color:#c7d2fe;font-size:10px;font-weight:700}.message-body{max-width:min(78%,700px)}.message-user .message-body{max-width:min(78%,700px);margin-left:auto;text-align:right}.message-role{margin:0 0 7px 3px;color:#777e89;font-size:10px;font-weight:650;letter-spacing:.05em;text-transform:uppercase}.message-user .message-role{margin-right:3px}.message-bubble{padding:16px 18px;border-radius:17px;border:1px solid rgba(255,255,255,.07);background:rgba(255,255,255,.035);color:#e7e9ed;font-size:14px;line-height:1.67;text-align:left}html[data-theme=light] .message-bubble{background:rgba(255,255,255,.78);color:#273142;border-color:rgba(15,23,42,.07)}.message-user .message-bubble{background:linear-gradient(145deg,rgba(99,102,241,.22),rgba(99,102,241,.1));border-color:rgba(99,102,241,.19)}html[data-theme=light] .message-user .message-bubble{background:linear-gradient(145deg,rgba(99,102,241,.13),rgba(6,182,212,.07))}.message-bubble p{margin:0 0 12px}.message-bubble p:last-child{margin-bottom:0}.message-bubble strong{color:#fff;font-weight:650}html[data-theme=light] .message-bubble strong{color:#111827}.answer-list{margin:9px 0 13px;padding-left:20px}.answer-list li{margin:6px 0}.sources{display:flex;align-items:center;flex-wrap:wrap;gap:6px;margin-top:8px}.source-label{color:#656d79;font-size:10px}.source-chip{padding:3px 8px;border:1px solid rgba(99,102,241,.14);border-radius:999px;background:rgba(99,102,241,.07);color:#969bf4;font-size:9px;text-transform:capitalize}.typing{width:69px;display:flex;gap:5px}.typing span{width:5px;height:5px;border-radius:50%;background:#8b92a0;animation:typing 1.2s ease-in-out infinite}.typing span:nth-child(2){animation-delay:.15s}.typing span:nth-child(3){animation-delay:.3s}@keyframes typing{0%,60%,to{transform:translateY(0);opacity:.4}30%{transform:translateY(-4px);opacity:1}}.error-message{margin:18px 0;padding:12px 14px;border:1px solid rgba(248,113,113,.16);border-radius:13px;background:rgba(248,113,113,.055);color:#fca5a5;font-size:12px}.follow-up-area{margin:12px 0 10px 47px;padding-top:4px}.follow-up-label{display:block;margin-bottom:8px;color:#666d78;font-size:10px;text-transform:uppercase;letter-spacing:.08em}.follow-up-buttons{display:flex;flex-wrap:wrap;gap:8px}.follow-up-buttons button{padding:8px 11px;border:1px solid rgba(255,255,255,.075);border-radius:10px;background:rgba(255,255,255,.025);color:#a6abb5;cursor:pointer;font-size:11px;transition:background .16s ease,border-color .16s ease,color .16s ease}html[data-theme=light] .follow-up-buttons button{background:rgba(255,255,255,.55);border-color:rgba(15,23,42,.07);color:#667085}.follow-up-buttons button span{margin-left:7px;color:#777eea}.follow-up-buttons button:hover{background:rgba(99,102,241,.07);border-color:rgba(99,102,241,.18);color:#dddffd}html[data-theme=light] .follow-up-buttons button:hover{color:#3730a3}footer{width:100%;min-height:55px;display:flex;align-items:center;justify-content:center;gap:7px;color:#535a65;font-size:10px}.footer-dot{opacity:.5}html[data-theme=light] .online-pill,html[data-theme=light] .theme-toggle{background:rgba(255,255,255,.62);box-shadow:0 6px 25px rgba(15,23,42,.04)}html[data-theme=light] .theme-track{background:rgba(15,23,42,.07);border-color:rgba(15,23,42,.06)}@media (max-width:900px){.bento-grid{grid-template-columns:repeat(2,1fr)}.welcome-section{padding-top:35px}}@media (max-width:640px){:root{--header-height:70px;--composer-height:135px}.top-nav{width:calc(100% - 28px)}.brand-name{font-size:16px}.theme-toggle{height:35px;padding:0 8px}.online-pill{min-height:35px;padding:0 10px}.online-label{font-size:11px}.page-content{width:calc(100% - 26px);padding-top:calc(var(--header-height) + 12px)}.welcome-section{padding-top:28px}.welcome-section h1{font-size:37px}.hero-subtitle{font-size:14px}.prompt-section{margin-top:33px}.prompt-box{min-height:145px;padding:17px}.prompt-meta{display:none}.bento-grid{grid-template-columns:1fr}.starter-card{min-height:175px}.conversation-panel{border-radius:18px;margin-top:8px}.conversation-header{top:calc(var(--header-height) + 4px);border-radius:17px 17px 0 0}.conversation-subtitle{display:none}.messages{padding:19px 14px}.message-body,.message-user .message-body{max-width:86%}.follow-up-area{margin-left:0}.fixed-composer{padding:12px 8px 8px}.fixed-composer-inner{width:100%}.prompt-box-fixed{min-height:72px;padding:10px 12px}}@media (max-width:430px){.brand-name{display:none}.theme-icon{font-size:12px}.theme-track{width:28px}.theme-thumb-light{left:14px}.welcome-section h1{font-size:32px}.online-label{display:none}.online-pill{width:34px;padding:0;justify-content:center}}