@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,500;0,600;1,500;1,600&display=swap');
:root{--bg:#f7f8fc;--panel:#fff;--ink:#1b1d29;--muted:#7d8190;--line:#e7e8ef;--lav:#6659d8;--lav-soft:#f0efff;--sidebar:268px}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:'DM Sans',sans-serif;font-size:14px;transition:.25s}.app-shell{min-height:100vh;display:flex}.sidebar{width:var(--sidebar);background:var(--panel);border-right:1px solid var(--line);padding:27px 17px 18px;display:flex;flex-direction:column;flex-shrink:0}.brand{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--ink);font-size:19px;font-weight:700;letter-spacing:-.7px;padding:0 12px 30px}.brand-mark{display:grid;place-items:center;background:var(--ink);color:#fff;border-radius:9px;width:27px;height:27px;font-family:Georgia;font-size:23px;font-weight:400}.brand-dot{color:var(--lav)}.new-chat{height:45px;border:0;border-radius:11px;background:var(--lav);color:#fff;font:600 13px inherit;cursor:pointer;box-shadow:0 7px 16px #6659d82b}.new-chat span{font-size:20px;vertical-align:-1px;margin-right:6px}.nav-list{margin-top:20px;display:grid;gap:4px}.nav-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:9px;color:#6d7080;text-decoration:none;font-weight:500}.nav-item span{width:16px;text-align:center;font-size:16px}.nav-item:hover,.nav-item.active{background:var(--lav-soft);color:var(--lav)}.side-rule{height:1px;background:var(--line);margin:22px 12px}.side-label{font-size:10px;text-transform:uppercase;letter-spacing:1.2px;color:#a2a5b0;font-weight:700;padding:0 12px;margin:0 0 10px}.recent-list{display:grid;gap:2px}.recent{background:transparent;border:0;color:#777b89;text-align:left;padding:10px 12px;border-radius:8px;cursor:pointer;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font:500 13px inherit}.recent:hover,.recent.active{background:#f7f7fb;color:var(--ink)}.sidebar-bottom{margin-top:auto}.profile{border-top:1px solid var(--line);margin:17px 5px 0;padding:17px 7px 0;display:flex;align-items:center;gap:9px}.avatar,.mini-avatar{display:grid;place-items:center;border-radius:50%;background:#f5c4ae;color:#774b43;font-size:10px;font-weight:700}.avatar{width:30px;height:30px}.profile strong,.profile small{display:block;font-size:11px}.profile small{color:var(--muted);margin-top:2px;font-size:10px}.more{margin-left:auto;color:#aaa}.main-content{flex:1;min-width:0}.topbar{height:80px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 5.5%;background:#fafbfe}.crumb{display:flex;gap:12px;align-items:center;color:#a0a3af;font-size:13px}.crumb b{font-weight:400;color:#d0d1d8}.crumb strong{color:var(--ink);font-weight:600}.top-actions{display:flex;gap:16px;align-items:center}.icon-btn{border:0;background:none;font-size:20px;color:#888;cursor:pointer}.upgrade{background:var(--ink);color:white;border-radius:8px;text-decoration:none;padding:10px 14px;font-size:12px;font-weight:600}.upgrade span{color:#bdb7ff;margin-left:5px}.conversation{max-width:900px;margin:auto;padding:clamp(70px,12vh,135px) 35px 35px;min-height:calc(100vh - 80px);display:flex;flex-direction:column}.welcome{text-align:center;transition:.2s}.welcome.hidden{display:none}.sparkle,.mini-sparkle{color:var(--lav);font-size:25px}.eyebrow{font-size:10px;letter-spacing:2px;color:var(--lav);font-weight:700;margin:20px 0 15px}.welcome h1{font-size:clamp(38px,5vw,59px);line-height:1.07;letter-spacing:-2.5px;margin:0;font-weight:600}.welcome h1 em{font-family:'Playfair Display',serif;color:var(--lav);font-weight:500}.intro{color:#8b8e9c;max-width:390px;line-height:1.65;margin:20px auto 45px}.suggestions{display:flex;justify-content:center;gap:8px;flex-wrap:wrap;margin-bottom:14px}.suggestions button{border:1px solid var(--line);background:var(--panel);border-radius:20px;color:#777b89;padding:9px 13px;font:500 12px inherit;cursor:pointer}.suggestions button:hover{border-color:#bbb4f2;color:var(--lav)}.composer-wrap{margin-top:auto}.composer{background:var(--panel);border:1px solid #dcdee8;border-radius:15px;padding:15px 16px 11px;box-shadow:0 8px 30px #25264708}.composer textarea{width:100%;resize:none;border:0;outline:0;background:transparent;color:var(--ink);font:15px inherit;line-height:1.5;min-height:43px}.composer textarea::placeholder{color:#a6a9b5}.composer-foot{display:flex;align-items:center;justify-content:space-between}.tools{display:flex;align-items:center;gap:7px}.tool{border:0;background:none;color:#979aa7;cursor:pointer;font:12px inherit;padding:5px}.tool:hover{color:var(--lav)}.file-status{font-size:11px;color:var(--lav);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.send-group{display:flex;align-items:center;gap:13px}.shortcut{color:#b1b3bd;font-size:11px}.send{border:0;background:var(--lav);color:#fff;border-radius:9px;width:34px;height:34px;font-size:21px;cursor:pointer}.disclaimer{text-align:center;color:#afb1bb;font-size:10px;margin:12px}.messages{display:grid;gap:18px;margin-bottom:30px}.message{display:flex;gap:11px;align-items:flex-start;max-width:680px;line-height:1.6}.message p{padding:12px 15px;margin:0;border-radius:4px 14px 14px 14px;background:var(--panel);border:1px solid var(--line)}.message.user{margin-left:auto;flex-direction:row-reverse}.message.user p{background:var(--lav);border:0;color:#fff;border-radius:14px 4px 14px 14px}.mini-avatar,.mini-sparkle{flex-shrink:0;margin-top:10px}.mini-avatar{width:25px;height:25px}.mini-sparkle{font-size:19px}.mobile-menu{display:none;border:0;background:none;font-size:20px;color:#777}.dark{--bg:#171821;--panel:#20212c;--ink:#f0f0f5;--muted:#a7a9b5;--line:#333542}.dark .topbar{background:#191a23}.dark .brand-mark{background:#f0f0f5;color:#20212c}.dark .recent:hover,.dark .recent.active{background:#2a2b38}.dark .suggestions button{color:#bbb}.dark .composer textarea{color:var(--ink)}@media(max-width:720px){.sidebar{position:fixed;z-index:3;left:-280px;top:0;height:100vh;transition:.25s;box-shadow:10px 0 30px #0002}.sidebar.open{left:0}.mobile-menu{display:block}.topbar{padding:0 20px}.conversation{padding:65px 18px 24px}.shortcut{display:none}.welcome h1{letter-spacing:-1.5px}.intro{margin-bottom:32px}.crumb{margin-left:10px}}