:root{--qa-ink:#11191d;--qa-panel:#f8efdf;--qa-red:#7b231c;--qa-gold:#c7a064;--qa-muted:#74695f}
.assistant.assistant-launcher{position:fixed;right:22px;bottom:22px;z-index:90;display:inline-flex;align-items:center;gap:10px;min-height:50px;padding:9px 17px 9px 10px;border:1px solid var(--qa-gold);border-radius:999px;background:#151d22;color:#fff8eb;box-shadow:0 14px 38px #0006;font:600 13px/1.2 "PingFang SC","Microsoft YaHei",sans-serif;letter-spacing:.04em;cursor:pointer;transition:transform .2s ease,background .2s ease}
.assistant.assistant-launcher:hover{transform:translateY(-2px);background:#263238}
.assistant.assistant-launcher:before{content:"乾";display:grid;place-items:center;width:32px;height:32px;border:1px solid #dfbd7d;border-radius:50%;color:#f0d597;background:#0f161a;font:600 16px/1 "Songti SC","STSong",serif}
#assistant.dialog{position:fixed;inset:0;z-index:100;display:none;align-items:flex-end;justify-content:flex-end;padding:22px;background:#0710138f;backdrop-filter:blur(3px)}
#assistant.dialog.open{display:flex}
#assistant .assistant-panel{width:min(410px,calc(100vw - 44px));height:min(680px,calc(100vh - 44px));display:grid;grid-template-rows:auto 1fr auto auto;overflow:hidden;border:1px solid #8f774f;border-radius:18px;background:var(--qa-panel);box-shadow:0 26px 80px #0009}
#assistant .assistant-head{display:flex;align-items:center;gap:12px;padding:17px 18px;background:linear-gradient(135deg,#11191d,#263237);color:#fff;border-bottom:2px solid var(--qa-gold)}
#assistant .assistant-mark{display:grid;place-items:center;flex:0 0 38px;width:38px;height:38px;border:1px solid #d9b875;border-radius:50%;color:#f1d491;font:600 19px serif}
#assistant .assistant-title{min-width:0;flex:1}
#assistant .assistant-title h2{margin:0;color:#fff;font:600 18px/1.35 "Songti SC","STSong",serif;letter-spacing:.05em}
#assistant .assistant-title p{margin:3px 0 0;color:#bfc8c8;font-size:11px;letter-spacing:.06em}
#assistant .assistant-close{width:36px;height:36px;padding:0;border:0;border-radius:50%;background:#ffffff0d;color:#fff;font-size:22px;line-height:1;cursor:pointer}
#assistant .assistant-close:hover{background:#ffffff1f}
#assistant .assistant-messages{overflow:auto;padding:18px 16px 10px;scroll-behavior:smooth}
#assistant .assistant-message{display:flex;margin:0 0 12px}
#assistant .assistant-message.user{justify-content:flex-end}
#assistant .assistant-bubble{max-width:86%;padding:11px 13px;border:1px solid #d4bea0;border-radius:4px 14px 14px 14px;background:#fffaf0;color:#33251d;font:13px/1.75 "PingFang SC","Microsoft YaHei",sans-serif;white-space:pre-line;box-shadow:0 4px 12px #5a3f2510}
#assistant .assistant-message.user .assistant-bubble{border-color:#7b231c;background:#7b231c;color:#fff8e9;border-radius:14px 4px 14px 14px}
#assistant .assistant-message.typing .assistant-bubble{color:#81746a;font-size:12px}
#assistant .assistant-quick{display:flex;gap:8px;overflow-x:auto;padding:8px 14px 11px;border-top:1px solid #d9c6a9;scrollbar-width:none}
#assistant .assistant-quick::-webkit-scrollbar{display:none}
#assistant .assistant-quick button{flex:none;padding:8px 11px;border:1px solid #b8935e;border-radius:999px;background:#f4e7d2;color:#5f291f;font:600 11px/1.2 "PingFang SC","Microsoft YaHei",sans-serif;cursor:pointer}
#assistant .assistant-quick button:hover{background:#ead4b3}
#assistant .assistant-compose{display:grid;grid-template-columns:1fr auto;gap:9px;padding:12px 14px 10px;border-top:1px solid #d9c6a9;background:#f3e5cf}
#assistant .assistant-compose input{min-width:0;height:43px;padding:0 13px;border:1px solid #b9a388;border-radius:7px;outline:0;background:#fffdf8;color:#2f241e;font-size:13px}
#assistant .assistant-compose input:focus{border-color:#7b231c;box-shadow:0 0 0 2px #7b231c20}
#assistant .assistant-send{min-width:68px;border:0;border-radius:7px;background:#7b231c;color:#fff8ea;font:600 13px "PingFang SC","Microsoft YaHei",sans-serif;cursor:pointer}
#assistant .assistant-send:hover{background:#5c1c17}
#assistant .assistant-meta{grid-column:1/-1;display:flex;justify-content:space-between;gap:12px;color:#81766e;font-size:10px;line-height:1.5}
#assistant .assistant-meta a{color:#6e251d;text-decoration:none;font-weight:600}
body.assistant-open{overflow:hidden}
@media(max-width:600px){.assistant.assistant-launcher{right:13px;bottom:13px;width:54px;height:54px;min-height:54px;padding:0;justify-content:center;font-size:0}.assistant.assistant-launcher:before{width:36px;height:36px;font-size:18px}#assistant.dialog{align-items:flex-end;padding:0;background:#071013a8;backdrop-filter:none}#assistant .assistant-panel{width:100%;height:min(76vh,650px);border-width:1px 0 0;border-radius:18px 18px 0 0}#assistant .assistant-head{padding:14px 15px}#assistant .assistant-messages{padding:15px 13px 8px}#assistant .assistant-bubble{max-width:90%;font-size:13px}#assistant .assistant-compose{padding-bottom:max(10px,env(safe-area-inset-bottom))}}
@media(prefers-reduced-motion:reduce){.assistant.assistant-launcher{transition:none}#assistant .assistant-messages{scroll-behavior:auto}}