:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ink:#172033;--muted:#687386;--line:#e7eaf0;--surface:#fff;--canvas:#f4f6f8;--blue:#276ef1;--green:#147a45;--red:#b62828;background:var(--canvas);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}*{box-sizing:border-box}html,body{min-height:100%}body{background:var(--canvas);margin:0}button,select,textarea{font:inherit}.app-header{border-bottom:1px solid var(--line);z-index:2;background:#fffffff0;justify-content:space-between;align-items:center;padding:16px 14px 12px;display:flex;position:sticky;top:0}.app-header h1{margin:2px 0 0;font-size:20px}.eyebrow{color:var(--muted);font-size:12px}.pill{color:#1769aa;background:#eaf4ff;border-radius:999px;padding:5px 9px;font-size:12px}.shell{max-width:640px;margin:auto;padding:12px}.card{background:var(--surface);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;padding:14px;box-shadow:0 3px 14px #1f2a440a}.section-head{justify-content:space-between;align-items:center;gap:12px;margin-bottom:12px;display:flex}.section-head h2{margin:0;font-size:16px}.refresh{color:#344054;cursor:pointer;background:#fff;border:1px solid #cfd6e3;border-radius:8px;padding:7px 10px}.refresh:disabled{cursor:wait;opacity:.55}.status{color:var(--muted);background:#f5f7fa;border-radius:8px;padding:10px;font-size:13px;line-height:1.5}.status.success{color:var(--green);background:#edf9f2}.status .spinner{border:2px solid #276ef133;border-top-color:var(--blue);vertical-align:-2px;border-radius:50%;width:13px;height:13px;margin-right:7px;animation:.9s linear infinite spin;display:inline-block}.advice-card{border-color:#d8e6ff;box-shadow:0 8px 28px #276ef114}.stage-pill{color:#315fb5;text-overflow:ellipsis;white-space:nowrap;background:#eef4ff;border:1px solid #d5e4ff;border-radius:999px;flex:none;max-width:42%;padding:5px 9px;font-size:11px;overflow:hidden}.advice-result{margin-top:14px}.advice-grid{gap:8px;display:grid}.advice-grid>div{background:#f7f9fc;border:1px solid #edf0f5;border-radius:9px;padding:10px}.advice-grid span{color:#778195;margin-bottom:4px;font-size:11px;display:block}.advice-grid p,.strategy p,.copy-block p,.followup p{white-space:pre-wrap;margin:0;font-size:13px;line-height:1.65}.strategy{padding:14px 2px 4px}.strategy h3,.copy-block h3{margin:0 0 7px;font-size:14px}.strategy ul,.avoid ul{color:#4f5b6d;margin:8px 0 0;padding-left:19px;font-size:12px;line-height:1.55}.copy-block{background:linear-gradient(145deg,#eef5ff,#f7fbff);border:1px solid #cfe0ff;border-radius:11px;margin-top:10px;padding:12px}.copy-head{justify-content:space-between;align-items:center;gap:10px;margin-bottom:8px;display:flex}.copy-head button,.followup button{color:#245cc5;cursor:pointer;background:#fff;border:1px solid #b9cff6;border-radius:7px;padding:6px 9px;font-size:12px}.followup,.avoid{border-top:1px solid var(--line);margin-top:13px;padding-top:11px}.followup summary,.avoid summary{color:#3f4b5e;cursor:pointer;font-size:13px;font-weight:600}.followup p{margin:10px 0}.revision-box{border-top:1px solid var(--line);margin-top:14px;padding-top:12px}.revision-box label{color:#4b5565;margin-bottom:7px;font-size:12px;font-weight:600;display:block}.revision-box textarea{color:var(--ink);resize:vertical;background:#fbfcfe;border:1px solid #d7dce5;border-radius:9px;width:100%;padding:9px 10px;line-height:1.5;display:block}.revision-box textarea:focus{border-color:#83abf5;outline:none;box-shadow:0 0 0 3px #276ef11a}.primary{background:var(--blue);color:#fff;cursor:pointer;border:0;border-radius:8px;width:100%;margin-top:8px;padding:9px 12px;font-weight:600}.primary:disabled{cursor:not-allowed;opacity:.48}.status.error{color:var(--red);white-space:pre-wrap;background:#fff0f0}.identity{align-items:center;gap:11px;margin:14px 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11px;font-size:14px;line-height:1.55}.outbound .bubble{background:#e8f2ff}.technical{color:#a0a7b4;text-align:right;margin-top:4px;font-size:10px}.empty{color:#929aaa;text-align:center;padding:28px 10px;font-size:13px}.diagnostic summary{color:var(--muted);cursor:pointer;font-size:13px}.diagnostic pre{overflow-wrap:anywhere;white-space:pre-wrap;font-size:11px}@media (width<=360px){.message-meta{display:block}.message-meta time{margin-top:2px;display:block}}@keyframes spin{to{transform:rotate(360deg)}}