.asst{display:grid;grid-template-columns:minmax(320px,1fr) minmax(360px,1.1fr);gap:28px;padding:40px 0 60px;align-items:stretch}
.asst__stage{position:relative;min-height:560px;border-radius:30px;overflow:hidden;background:radial-gradient(circle at 50% 40%,#eaf4fb 0%,#d9ebf7 45%,#c7dff1 100%)}
#asst-canvas{position:absolute;inset:0;width:100%;height:100%;display:block}
.asst__fallback[hidden],#asst-canvas[hidden]{display:none!important}
.asst__fallback{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:140px}
.asst__who{position:absolute;left:24px;top:22px;display:flex;flex-direction:column;gap:2px}
.asst__who b{font-size:26px;font-weight:800;color:var(--ink,#202020)}
.asst__who span{font-size:14px;color:var(--muted,#6B7682)}
.asst__who span:before{content:"";display:inline-block;width:8px;height:8px;border-radius:50%;background:#27AE60;margin-right:6px;vertical-align:1px}
.asst__voice{position:absolute;right:20px;top:20px;border:0;border-radius:100px;padding:8px 16px;background:rgba(255,255,255,.8);font:inherit;font-size:14px;cursor:pointer}
.asst__draft{position:absolute;left:20px;right:20px;bottom:20px;background:rgba(255,255,255,.92);border-radius:20px;padding:16px 18px;box-shadow:0 12px 32px rgba(0,0,0,.10);font-size:14px}
.asst__draft-head{display:flex;justify-content:space-between;color:var(--muted,#6B7682);margin-bottom:8px;font-weight:600}
.asst__progress{height:6px;border-radius:6px;background:#E8F1F8;overflow:hidden;margin-bottom:10px}
.asst__progress i{display:block;height:100%;width:0;background:var(--brand,#267DB7);transition:width .4s}
#asst-card b{display:block;font-size:17px;margin-bottom:4px}
#asst-card div{color:var(--ink-2,#333);line-height:1.4}
.asst__chat{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line,#E7E2E2);border-radius:30px;padding:20px;min-height:560px}
.asst__log{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:10px;padding:4px;max-height:520px}
.msg{max-width:85%;padding:12px 16px;border-radius:18px;line-height:1.45;white-space:pre-line;font-size:16px}
.msg--bot{background:#F5F5F5;border-bottom-left-radius:6px;align-self:flex-start}
.msg--me{background:var(--brand,#267DB7);color:#fff;border-bottom-right-radius:6px;align-self:flex-end}
.msg--typing{color:var(--muted,#6B7682)}
.msg .btn{margin-top:10px;display:inline-block}
.asst__quick{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}
.asst__quick button{border:1px solid var(--brand,#267DB7);color:var(--brand,#267DB7);background:#fff;border-radius:100px;padding:8px 14px;font:inherit;font-size:14px;cursor:pointer}
.asst__quick button:hover{background:var(--brand-l,#E8F1F8)}
.asst__form{display:flex;gap:10px}
.asst__form input{flex:1;border:1px solid var(--line,#E7E2E2);border-radius:100px;padding:12px 18px;font:inherit;font-size:16px}
.asst__note{margin:10px 4px 0;font-size:12px;color:var(--muted,#6B7682)}
@media (max-width:900px){.asst{grid-template-columns:1fr}.asst__stage{min-height:380px}.asst__chat{min-height:0}}