/* AI 产品经理工作台 — 基础布局样式（缺失时的兜底样式，保证页面结构可读） */
:root{
  --bg:#f5f6fa; --card:#fff; --ink:#1b2030; --muted:#666f86; --line:#e5e8f0;
  --brand:#3b5bdb; --ok:#0d8f80; --warn:#c17418; --danger:#d64550;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:14px;line-height:1.7}

/* 顶栏 */
.topbar{display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 18px;background:#fff;border-bottom:1px solid var(--line);
  position:sticky;top:0;z-index:20}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:10px}
.topbar-title{font-weight:600}
.conn-status{font-size:12px;color:var(--muted);background:#f2f4f9;border-radius:999px;padding:3px 10px}

/* 按钮 */
button{font-family:inherit;font-size:13px;cursor:pointer}
.icon-btn{border:1px solid var(--line);background:#fff;border-radius:8px;width:32px;height:32px}
.ghost-btn{border:1px solid var(--line);background:#fff;color:var(--ink);
  border-radius:8px;padding:6px 14px;transition:.18s}
.ghost-btn:hover{border-color:var(--brand);color:var(--brand)}
.primary-btn{border:0;background:var(--brand);color:#fff;border-radius:8px;padding:7px 18px;font-weight:600}
.primary-btn:hover{background:#2f4bc0}
.danger-btn{border:1px solid #f0c3c7;background:#fff;color:var(--danger);border-radius:8px;padding:6px 14px}
.link-btn{border:0;background:none;color:var(--brand);padding:4px 0;font-size:13px}
.mini-btn{border:1px solid var(--line);background:#fff;border-radius:6px;padding:2px 8px;font-size:12px;color:var(--muted)}

/* 布局 */
.layout{display:flex;align-items:flex-start;min-height:calc(100vh - 56px)}
.sidebar{width:262px;flex:0 0 262px;background:#fff;border-right:1px solid var(--line);
  padding:16px;min-height:calc(100vh - 56px)}
.sidebar-brand{font-weight:700;font-size:15px;margin-bottom:14px}
.search-box input{width:100%;border:1px solid var(--line);border-radius:8px;padding:7px 10px;font-size:13px}
.sidebar-section{margin-top:20px}
.sidebar-section-head{display:flex;align-items:center;justify-content:space-between;
  font-size:12px;color:var(--muted);margin-bottom:8px}
.project-list,.task-history,.version-list,.run-steps{list-style:none;margin:0;padding:0}
.project-list li,.task-history li{padding:7px 10px;border-radius:8px;color:var(--ink);font-size:13px}
.project-list li:hover,.task-history li:hover{background:#f2f4f9}
.empty-hint{font-size:12px;color:var(--muted);padding:8px 2px}
.sidebar-footer{margin-top:26px;display:flex;gap:14px;border-top:1px solid var(--line);padding-top:12px}

/* 工作区 */
.workarea{flex:1;padding:22px 24px 60px;min-width:0}
.paths{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:18px}
.path-pill{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;color:var(--muted)}
.path-pill:hover{border-color:var(--brand);color:var(--brand)}
.path-arrow{color:#b9c0d4}
.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin-bottom:16px}
.panel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}
.panel h2{margin:0;font-size:16px}
.task-desc{color:var(--muted);margin:0 0 14px}
.bg-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px}
.bg-grid div{background:#f7f8fc;border-radius:8px;padding:10px 12px;font-size:13px}

.input-area{border-top:1px solid var(--line);padding-top:14px}
.input-row{display:flex;justify-content:space-between;font-size:12px;color:var(--muted);margin-bottom:6px}
textarea,input[type=text],input[type=password]{width:100%;border:1px solid var(--line);
  border-radius:8px;padding:9px 11px;font-family:inherit;font-size:13px;resize:vertical}
.input-actions{display:flex;align-items:center;gap:10px;margin-top:10px;flex-wrap:wrap}
.warn-hint{color:var(--danger);font-size:12px}
.security-note{color:var(--muted);font-size:12px;margin:10px 0 0}
.examples{margin-top:14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.examples-label{font-size:12px;color:var(--muted)}
.example-chip{border:1px dashed var(--line);background:#fbfcfe;border-radius:999px;padding:4px 12px;color:var(--muted);font-size:12px}

.run-steps li{display:flex;align-items:center;gap:8px;padding:4px 0;color:var(--muted)}
.run-steps .dot{width:8px;height:8px;border-radius:50%;background:#cfd5e6}
.run-status-line{margin-top:10px;font-size:13px;color:var(--brand)}

.result-header{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.result-meta{display:flex;flex-wrap:wrap;gap:18px}
.meta-item{font-size:12px;color:var(--muted);display:block}
.meta-item b{display:block;color:#9aa3b8;font-weight:500}
.demo-banner{background:#fff8e6;color:#8a5b12;border:1px solid #f2e0b6;border-radius:8px;padding:8px 12px;font-size:13px;margin:12px 0}
.result-body{margin-top:14px;font-size:14px}
.result-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.version-area{margin-top:18px;border-top:1px solid var(--line);padding-top:12px}
.version-head{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}

/* 抽屉 / 弹窗 */
.drawer{position:fixed;right:0;top:0;bottom:0;width:420px;max-width:92vw;background:#fff;
  border-left:1px solid var(--line);z-index:40;display:flex;flex-direction:column}
.drawer-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}
.drawer-head h3{margin:0;font-size:15px}
.drawer-body{padding:16px 18px;overflow:auto;font-size:13px}
.overlay{position:fixed;inset:0;background:rgba(20,24,40,.35);z-index:30}
.modal{position:fixed;inset:0;z-index:50;display:flex;align-items:center;justify-content:center;background:rgba(20,24,40,.4)}
.modal-card{background:#fff;border-radius:14px;width:520px;max-width:92vw;max-height:86vh;overflow:auto}
.modal-wide{width:720px}
.modal-head{display:flex;justify-content:space-between;align-items:center;padding:16px 20px;border-bottom:1px solid var(--line)}
.modal-head h3{margin:0;font-size:16px}
.modal-body{padding:18px 20px}
.modal-body label{display:block;margin-bottom:12px;font-size:13px;color:var(--muted)}
.modal-body label input,.modal-body label textarea{margin-top:5px}
.modal-note{background:#f7f8fc;border-radius:8px;padding:10px 12px;color:var(--muted);font-size:12px;margin-top:0}
.modal-foot{display:flex;justify-content:flex-end;gap:10px;padding:14px 20px;border-top:1px solid var(--line)}
.conn-state-line{margin-top:10px;font-size:12px;color:var(--muted)}
.toast{position:fixed;left:50%;bottom:40px;transform:translateX(-50%);background:rgba(27,32,48,.92);
  color:#fff;padding:10px 18px;border-radius:8px;font-size:13px;z-index:60}

[hidden]{display:none !important}
.overlay{display:none}
.overlay:not([hidden]){display:block}
.only-mobile{display:none}
@media(max-width:900px){
  .only-mobile{display:inline-block}
  .only-wide{display:none}
  .sidebar{position:fixed;left:0;top:56px;bottom:0;z-index:35;box-shadow:2px 0 16px rgba(0,0,0,.08)}
  .layout{padding-left:0}
}

/* 选中态 / 运行状态（工作台交互补充） */
.only-mobile{display:none}
.project-list li,.task-history li{cursor:pointer}
.project-list li.active{background:#eef2ff;color:var(--brand);font-weight:600}
.task-history li{font-size:12px;color:var(--muted)}
.task-history li:hover{background:#f2f4f9;color:var(--ink)}
.path-pill.active{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.run-steps li.current{color:var(--brand)}
.run-steps li.current .dot{background:var(--brand);box-shadow:0 0 0 4px rgba(59,91,219,.15)}
.run-steps li.done{color:var(--ink)}
.run-steps li.done .dot{background:var(--ok)}
.result-body h3{font-size:15px;margin:18px 0 8px}
.result-body ul,.result-body ol{margin:0 0 10px;padding-left:22px}
.result-body li{margin:4px 0}
.result-body p{margin:0 0 10px}
.edit-area{margin-top:14px;border-top:1px dashed var(--line);padding-top:14px}
.version-list li:hover{background:#f2f4f9}
.drawer-body b{display:inline-block;margin-bottom:2px}
.toast{box-shadow:0 8px 24px rgba(20,24,40,.18)}