.mk-chat{--mk-bg: #ffffff;--mk-fg: #1d1d1f;--mk-muted: #6b7280;--mk-line: #e6e7eb;--mk-user: #fef0e6;--mk-accent: #fa5311;--mk-accent-2: #ffb000;--mk-radius: 14px;display:flex;flex-direction:column;height:100%;min-height:420px;background:var(--mk-bg);color:var(--mk-fg);border:1px solid var(--mk-line);border-radius:var(--mk-radius);overflow:hidden;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media(prefers-color-scheme:dark){.mk-chat:not([data-theme=light]){--mk-bg: #16171a;--mk-fg: #ececf1;--mk-muted: #9aa0aa;--mk-line: #2a2c31;--mk-user: #2a211b}}.mk-chat__header{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--mk-line)}.mk-chat__brand{font-weight:650}.mk-chat__badge{font-size:11px;text-transform:uppercase;letter-spacing:.04em;padding:2px 8px;border-radius:999px;background:#eef0f3;color:var(--mk-muted)}.mk-chat__badge--live{background:var(--mk-accent);color:#fff}.mk-chat__reset{margin-left:auto;font:inherit;font-size:13px;cursor:pointer;border:1px solid var(--mk-line);background:transparent;color:var(--mk-muted);border-radius:8px;padding:4px 10px}.mk-list{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:16px}.mk-msg{display:flex;gap:10px}.mk-msg__avatar{flex:0 0 30px;height:30px;border-radius:8px;display:grid;place-items:center;font-size:12px;font-weight:600;background:#eef0f3;color:var(--mk-muted)}.mk-msg--assistant .mk-msg__avatar{background:linear-gradient(135deg,var(--mk-accent),var(--mk-accent-2));color:#fff}.mk-msg__body{background:#f6f7f9;border-radius:12px;padding:10px 13px;max-width:80%;line-height:1.55;font-size:14.5px}.mk-msg--user{flex-direction:row-reverse}.mk-msg--user .mk-msg__body{background:var(--mk-user)}@media(prefers-color-scheme:dark){.mk-chat:not([data-theme=light]) .mk-msg__body{background:#1f2125}}.mk-md>br{line-height:1.7}.mk-inline-code,.mk-md code{font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;background:#7f7f7f29;padding:1px 5px;border-radius:5px;font-size:.9em}.mk-cursor{display:inline-block;width:7px;height:1.05em;vertical-align:text-bottom;background:var(--mk-accent);margin-left:2px;animation:mk-blink 1s steps(2) infinite}@keyframes mk-blink{50%{opacity:0}}.mk-code{margin:10px 0;border:1px solid var(--mk-line);border-radius:10px;overflow:hidden}.mk-code__bar{display:flex;justify-content:space-between;align-items:center;padding:6px 10px;background:#7f7f7f1a;font-size:12px;color:var(--mk-muted)}.mk-code__copy{font:inherit;font-size:12px;cursor:pointer;border:none;background:transparent;color:var(--mk-accent)}.mk-code__pre{margin:0;padding:12px;overflow-x:auto;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:13px}.mk-tool{border:1px dashed var(--mk-line);border-radius:10px;padding:8px 10px;margin-bottom:8px;background:#fa53110d}.mk-tool__head{display:flex;align-items:center;gap:8px;font-size:13px}.mk-tool__name{font-weight:600}.mk-tool__status{margin-left:auto;font-size:11px;text-transform:uppercase;color:var(--mk-muted);letter-spacing:.04em}.mk-tool--done .mk-tool__status{color:#16a34a}.mk-tool--error .mk-tool__status{color:#dc2626}.mk-tool__args{font-size:12.5px;color:var(--mk-muted);margin:4px 0;display:flex;gap:10px;flex-wrap:wrap}.mk-tool__result{font-size:13px;font-family:ui-monospace,Menlo,Consolas,monospace;padding-top:4px;border-top:1px solid var(--mk-line);margin-top:4px}.mk-empty{padding:0 16px 8px;color:var(--mk-muted);font-size:13.5px}.mk-empty code{background:#7f7f7f29;padding:1px 6px;border-radius:5px}.mk-composer{display:flex;gap:8px;padding:12px;border-top:1px solid var(--mk-line)}.mk-composer__input{flex:1;resize:none;font:inherit;font-size:14.5px;line-height:1.4;padding:10px 12px;border:1px solid var(--mk-line);border-radius:10px;background:var(--mk-bg);color:var(--mk-fg);max-height:140px}.mk-composer__input:focus{outline:2px solid var(--mk-accent);outline-offset:-1px}.mk-composer__btn{font:inherit;font-weight:600;cursor:pointer;border:none;border-radius:10px;padding:0 18px;background:var(--mk-accent);color:#fff}.mk-composer__btn:disabled{opacity:.45;cursor:not-allowed}.mk-composer__btn--stop{background:#6b7280}:root{--bg: #0f1012;--panel: #16171a;--line: #25272c;--fg: #ececf1;--muted: #9aa0aa;--accent: #fa5311;--accent-2: #ffb000}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;-webkit-font-smoothing:antialiased}.page{max-width:1180px;margin:0 auto;padding:0 24px 60px}.hero{text-align:center;padding:64px 0 40px}.hero__mark{width:48px;height:48px;margin:0 auto 18px;border-radius:12px;background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 8px 30px #fa531159}.hero h1{font-size:40px;margin:0 0 10px;letter-spacing:-.03em}.hero__tag{max-width:620px;margin:0 auto;color:var(--muted);font-size:17px;line-height:1.5}.hero__meta{margin-top:14px;font-size:13px;color:var(--muted);letter-spacing:.03em}.hero__src{display:inline-block;margin-top:18px;color:var(--accent);text-decoration:none;font-weight:600}.grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start}@media(max-width:900px){.grid{grid-template-columns:1fr}}.panel{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:20px}.panel__head{display:flex;align-items:center;gap:12px;margin-bottom:8px}.panel__head h2{font-size:18px;margin:0}.panel h3{font-size:15px;margin:22px 0 6px}.muted{color:var(--muted);font-size:14px;line-height:1.55}.muted code,.features code{background:#7f7f7f2e;padding:1px 6px;border-radius:5px;font-size:.9em}.mode{font-size:11px;text-transform:uppercase;letter-spacing:.05em;padding:3px 10px;border-radius:999px}.mode--mock{background:#2a2c31;color:var(--muted)}.mode--live{background:var(--accent);color:#fff}.keybar{display:flex;gap:10px;margin:12px 0 14px}.keybar input,.keybar select{font:inherit;font-size:14px;padding:9px 11px;border-radius:9px;border:1px solid var(--line);background:#0f1012;color:var(--fg)}.keybar input{flex:1}.chat-wrap{height:520px}.chat-wrap .mk-chat{height:100%}.features{margin:6px 0 0;padding-left:18px;color:var(--muted);font-size:14px;line-height:1.7}.features strong{color:var(--fg)}.foot{text-align:center;color:var(--muted);font-size:13px;padding-top:40px}.foot a{color:var(--accent)}.chat-wrap .mk-chat{--mk-bg: #fbfbfd;--mk-fg: #1d1d1f;--mk-line: #e6e7eb;--mk-muted: #6b7280}.chat-wrap .mk-msg__body{background:#f1f2f4}