:root{font-family:Inter,"Microsoft YaHei",system-ui,sans-serif;color:#3f3950;background:#fffaf3}*{box-sizing:border-box}body{margin:0;min-height:100dvh;background:linear-gradient(180deg,#fffaf3,#f8f4ff)}button,input,textarea{font:inherit}.app-shell{height:100dvh;max-width:720px;margin:auto;display:flex;flex-direction:column;background:rgba(255,255,255,.72)}.topbar{height:72px;flex:0 0 auto;padding:12px 18px;display:flex;align-items:center;gap:12px;border-bottom:1px solid #ece5f3;background:rgba(255,250,243,.94);backdrop-filter:blur(12px)}.topbar img{width:46px;height:46px;border-radius:50%}.topbar div{display:flex;flex:1;flex-direction:column}.topbar strong{font-size:18px}.topbar small{color:#7c748b}.text-button{border:0;background:transparent;color:#7663ad}.login-card{margin:auto 24px;padding:28px;border:1px solid #e7def0;border-radius:24px;background:#fff;box-shadow:0 18px 50px rgba(94,72,120,.1);text-align:center}.login-card>img{width:96px;height:96px;border-radius:28px}.login-card h1{margin:14px 0 6px}.login-card p{color:#776f81}.login-card label{display:block;text-align:left;margin:14px 0 6px;font-size:13px;color:#70687a}.login-card input{width:100%;padding:13px 14px;margin-top:5px;border:1px solid #ded5e7;border-radius:14px;background:#fff}.login-card button,.composer>button{border:0;border-radius:15px;background:#8b7cbd;color:white;font-weight:700}.login-card button{width:100%;padding:13px;margin-top:14px}.error{min-height:20px;color:#b24f61!important}.chat-view{min-height:0;flex:1;display:flex;flex-direction:column}.timeline{min-height:0;flex:1;overflow-y:auto;padding:20px 16px 140px;scroll-padding-bottom:140px}.row{display:flex;margin:10px 0}.row.user{justify-content:flex-end}.bubble{max-width:82%;padding:11px 14px;border-radius:18px;background:#eee8f8;line-height:1.55;white-space:pre-wrap;overflow-wrap:anywhere}.user .bubble{background:#dff1ec}.bubble.pending{opacity:.65}.bubble.failed{border:1px solid #d56d7d}.meta{display:block;margin-top:5px;color:#8b8393;font-size:11px}.composer-status{min-height:22px;padding:2px 18px;color:#7b7188;font-size:12px}.composer{display:flex;align-items:flex-end;gap:9px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));border-top:1px solid #e9e2ed;background:#fff}.composer textarea{min-height:46px;max-height:120px;flex:1;resize:none;padding:12px 14px;border:1px solid #ddd4e5;border-radius:18px;outline:none}.composer>button{height:46px;padding:0 17px}.attach{width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:#f0eaf7;color:#6d5a9e;font-size:25px;cursor:pointer}@media(max-width:480px){.app-shell{max-width:none}.timeline{padding-inline:12px}.bubble{max-width:88%}}