:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#212121;--panel:#171717;--panel-2:#2f2f2f;--panel-3:#3a3a3a;--text:#ececec;--muted:#b4b4b4;--border:#ffffff1f;--accent:#10a37f;--danger:#f05252}*{box-sizing:border-box}html,body{background:var(--bg);height:100%;color:var(--text);margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}.app-shell{grid-template-columns:280px minmax(0,1fr);min-height:100vh;display:grid}.sidebar{border-right:1px solid var(--border);background:#111;flex-direction:column;gap:12px;padding:14px;display:flex}.brand{justify-content:space-between;align-items:center;gap:10px;font-weight:700;display:flex}.new-chat,.ghost-button,.send-button,.tool-button{border:1px solid var(--border);color:var(--text);background:0 0;border-radius:12px;padding:10px 12px}.new-chat{text-align:left;width:100%}.new-chat:hover,.ghost-button:hover,.tool-button:hover{background:var(--panel-2)}.conversation-list{flex-direction:column;gap:6px;display:flex;overflow:auto}.conversation-item{color:var(--text);text-align:left;white-space:nowrap;text-overflow:ellipsis;background:0 0;border:0;border-radius:10px;padding:10px 12px;overflow:hidden}.conversation-item.active,.conversation-item:hover{background:var(--panel-2)}.sidebar-footer{color:var(--muted);margin-top:auto;font-size:12px;line-height:1.45}.main{grid-template-rows:auto 1fr auto;min-width:0;min-height:100vh;display:grid}.topbar{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;height:60px;padding:0 18px;display:flex}.model-select{color:var(--text);border:1px solid var(--border);background:0 0;border-radius:10px;padding:8px 10px}.messages{padding:36px 16px 120px;overflow-y:auto}.welcome{text-align:center;max-width:760px;margin:10vh auto 0}.welcome h1{margin:0 0 12px;font-size:clamp(32px,6vw,54px)}.welcome p{color:var(--muted);line-height:1.7}.quick-actions{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin-top:28px;display:grid}.message-row{grid-template-columns:36px minmax(0,1fr);gap:14px;max-width:820px;margin:0 auto 24px;display:grid}.avatar{background:var(--panel-3);border-radius:50%;place-items:center;width:34px;height:34px;font-size:13px;font-weight:700;display:grid}.assistant .avatar{background:var(--accent);color:#fff}.message-content{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.72}.image-grid{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:12px;display:grid}.generated-image{border:1px solid var(--border);border-radius:14px;width:100%}.composer-wrap{background:linear-gradient(180deg, #21212100, var(--bg) 32%);padding:18px;position:fixed;bottom:0;left:280px;right:0}.composer{border:1px solid var(--border);background:#303030;border-radius:24px;max-width:820px;margin:0 auto;padding:12px;box-shadow:0 12px 40px #00000040}.composer textarea{resize:none;width:100%;min-height:58px;max-height:220px;color:var(--text);background:0 0;border:0;outline:0;padding:6px}.composer-actions{justify-content:space-between;align-items:center;gap:10px;display:flex}.left-actions{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.send-button{background:var(--text);color:#111;border:0;min-width:42px}.send-button:disabled{opacity:.45;cursor:not-allowed}.status{color:var(--muted);font-size:12px}.error{color:var(--danger)}@media (max-width:760px){.app-shell{grid-template-columns:1fr}.sidebar{display:none}.composer-wrap{left:0}.quick-actions{grid-template-columns:1fr}}.markdown-body p{margin:0 0 12px}.markdown-body p:last-child{margin-bottom:0}.markdown-body pre{border:1px solid var(--border);background:#0d0d0d;border-radius:12px;padding:14px;overflow:auto}.markdown-body code{background:#ffffff14;border-radius:5px;padding:2px 5px}.markdown-body pre code{background:0 0;padding:0}.markdown-body a{color:#7ab7ff}.markdown-body table{border-collapse:collapse;width:100%;margin:12px 0}.markdown-body th,.markdown-body td{border:1px solid var(--border);padding:8px 10px}