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stm-pop{0%{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}@media(prefers-reduced-motion:reduce){.stm-overlay,.stm-modal{animation:none}}.stm-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 16px;flex-shrink:0;border-bottom:1px solid var(--border);background:linear-gradient(180deg,color-mix(in srgb,var(--accent) 8%,transparent),transparent)}.stm-head-text{display:flex;align-items:center;gap:10px;min-width:0}.stm-head-actions{display:flex;align-items:center;gap:4px;flex-shrink:0}.stm-title{margin:0;font-size:1.1rem;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.stm-back{flex-shrink:0;width:30px;height:30px;border-radius:8px;cursor:pointer;border:1px solid var(--border);background:var(--bg);color:var(--fg);display:inline-flex;align-items:center;justify-content:center;font-size:1rem}.stm-back:hover{border-color:var(--accent);color:var(--accent)}.stm-head-actions .btn-ghost{width:34px;height:34px;border-radius:9px;padding:0;font-size:1rem;line-height:1;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--border);background:var(--bg);color:var(--fg);box-shadow:0 1px 2px #0000001f;transition:background .15s,border-color .15s,box-shadow .15s,transform .1s}.stm-head-actions .btn-ghost:hover{border-color:var(--accent);background:color-mix(in srgb,var(--accent) 14%,var(--bg));color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 22%,transparent);transform:translateY(-1px)}.stm-head-actions .btn-ghost:active{transform:none}.stm-body{flex:1;min-height:0;padding:16px;overflow-y:auto;display:flex;flex-direction:column}.stm-empty{margin:auto 0;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;padding:24px 8px}.stm-empty-icon{font-size:2.4rem}.stm-choose{width:100%;border-top:1px solid var(--border);padding-top:14px;text-align:left}.stm-list{display:flex;flex-direction:column;gap:10px}.stm-summary{display:flex;align-items:center;gap:12px;width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:12px;background:var(--bg);cursor:pointer;text-align:left;color:inherit;transition:border-color .15s,transform .1s,box-shadow .15s}.stm-summary:hover{border-color:var(--accent);transform:translateY(-1px);box-shadow:0 6px 18px #0000001f}.stm-avatar{flex-shrink:0;width:46px;height:46px;border-radius:999px;object-fit:cover}.stm-avatar--initials{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#4338ca,#6d28d9);color:#fff;font-weight:700;font-size:1rem}.stm-summary-text{display:flex;flex-direction:column;gap:3px;min-width:0;flex:1}.stm-summary-name{font-weight:600}.stm-summary-badges{display:flex;flex-wrap:wrap;gap:6px;margin-top:2px}.stm-chip{font-size:.68rem;font-weight:600;padding:2px 8px;border-radius:999px;background:#7f7f7f1f;color:var(--muted)}.stm-chip--ok{background:color-mix(in srgb,#16a34a 16%,transparent);color:#16a34a}.stm-summary-cue{flex-shrink:0;font-size:.85rem;font-weight:600;color:var(--accent)}.stm-workspace{flex:1;min-height:0;display:flex;flex-direction:column;gap:12px}.stm-viewbar{flex-shrink:0;align-self:center;display:inline-flex;gap:2px;padding:3px;border:1px solid var(--border);border-radius:999px;background:var(--bg)}.stm-viewbtn{border:none;background:transparent;color:var(--muted);cursor:pointer;padding:5px 20px;border-radius:999px;font-size:.82rem;font-weight:600;transition:background .15s,color .15s}.stm-viewbtn:hover{color:var(--fg)}.stm-viewbtn.is-active{background:var(--accent);color:var(--accent-fg)}.stm-panes{flex:1;min-height:0;display:flex}.stm-panes[data-view=profile] .stm-pane--chat,.stm-panes[data-view=chat] .stm-pane--profile{display:none}.stm-pane{flex:1;min-width:0;min-height:0;border:1px solid var(--border);border-radius:12px}.stm-pane--profile{overflow-y:auto;padding:16px;background:var(--bg)}.stm-pane--chat{overflow:hidden;display:flex;flex-direction:column}.stm-pane--chat .agchat{height:100%;min-height:0}.stm-pane--chat .agchat-composer{gap:10px;padding:12px 14px;background:var(--surface);border-top:1px solid var(--border)}.stm-pane--chat .agchat-textarea{min-height:46px;padding:12px 14px;font-size:.95rem;border-radius:14px;border:1px solid var(--border);background:var(--bg)}.stm-pane--chat .agchat-textarea::placeholder{color:var(--muted)}.stm-pane--chat .agchat-textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 20%,transparent)}.stm-pane--chat .agchat-send{align-self:stretch;padding:0 22px;font-size:.92rem}@media(max-width:820px){.stm-modal{height:92vh}}