/* ============================================================
   金店智能体 · 响应式设计系统（电脑三栏 / 手机 App 单栏）
   ============================================================ */
:root{
  --gold:#c99a2e; --gold-deep:#a87c1c; --gold-soft:#e6c987; --gold-light:#f5ecd7;
  --gold-grad:linear-gradient(135deg,#d8ab3f 0%,#c99a2e 48%,#a87c1c 100%);
  --ink:#2b2620; --ink-soft:#4a4238; --muted:#948a7c; --line:#ece4d4;
  --bg:#f6f2ea; --bg-warm:#faf6ee; --card:#ffffff;
  --red:#d9534f; --green:#3c9d6e; --amber:#b26a00;
  --shadow-sm:0 2px 8px rgba(120,92,40,.06);
  --shadow-md:0 10px 30px rgba(120,92,40,.10);
  --shadow-lg:0 20px 55px rgba(120,92,40,.16);
  --radius:14px; --radius-sm:10px;
}
*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}
html,body{height:100%}
body{font-family:"PingFang SC","Microsoft YaHei","Helvetica Neue",system-ui,sans-serif;
  background:var(--bg);color:var(--ink);font-size:14px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
.hidden{display:none !important}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,textarea{font-family:inherit;font-size:14px}
h1,h2,h3{font-weight:600}

/* ---------- 通用组件 ---------- */
.btn-primary{background:var(--gold-grad);color:#fff;padding:11px 20px;border-radius:var(--radius-sm);
  font-weight:600;letter-spacing:1px;box-shadow:0 6px 16px rgba(168,124,28,.28),inset 0 1px 0 rgba(255,255,255,.25);
  transition:transform .12s,box-shadow .2s,filter .2s}
.btn-primary:hover{filter:brightness(1.04);box-shadow:0 9px 22px rgba(168,124,28,.34)}
.btn-primary:active{transform:translateY(1px)}
.btn-primary.sm{padding:9px 18px}
.btn-ghost{border:1px solid var(--line);color:var(--ink-soft);padding:9px 15px;border-radius:var(--radius-sm);
  background:#fff;transition:.18s}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold-deep);background:var(--bg-warm)}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:15px;color:var(--muted);font-size:13px}
.field input{border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 13px;color:var(--ink);
  outline:none;background:#fff;transition:border-color .18s,box-shadow .18s}
.field input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,154,46,.14)}
.login-err{color:var(--red);font-size:13px;min-height:18px;margin-bottom:8px}

/* ============================================================
   登录页
   ============================================================ */
.login-wrap{min-height:100vh;min-height:100dvh;display:flex;align-items:center;justify-content:center;padding:24px;
  background:
    radial-gradient(900px 500px at 18% 8%,rgba(214,179,110,.32),transparent 60%),
    radial-gradient(800px 600px at 88% 92%,rgba(201,154,46,.18),transparent 55%),
    linear-gradient(160deg,#fbf7ee,#f1ebdd)}
.login-card{width:100%;max-width:400px;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);
  border-radius:20px;padding:38px 32px;box-shadow:var(--shadow-lg);border:1px solid #f1e8d5}
.brand{display:flex;align-items:center;gap:13px;margin-bottom:26px}
.brand-logo{width:54px;height:54px;border-radius:15px;background:var(--gold-grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:27px;font-weight:700;
  box-shadow:0 8px 20px rgba(168,124,28,.35),inset 0 1px 0 rgba(255,255,255,.3)}
.brand-logo.sm{width:42px;height:42px;border-radius:11px;font-size:20px}
.brand h1{font-size:22px;letter-spacing:.5px}
.brand p{color:var(--muted);font-size:12.5px;margin-top:3px}
.login-card .btn-primary{width:100%;padding:13px}
.login-tip{text-align:center;color:var(--muted);font-size:12px;margin-top:16px}

/* ============================================================
   主布局（默认：电脑三栏）
   ============================================================ */
.app-wrap{display:grid;grid-template-columns:232px 288px 1fr;height:100vh;overflow:hidden}
.overlay{display:none}
.topbar{display:none}
.menu-close{display:none}

/* ---------- 侧边栏 ---------- */
.sidebar{background:#fff;border-right:1px solid var(--line);display:flex;flex-direction:column;padding:22px 17px;min-height:0}
.side-brand{display:flex;align-items:center;gap:11px;margin-bottom:26px}
.side-brand-txt{min-width:0}
.side-brand strong{display:block;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.side-sub{color:var(--muted);font-size:12px}
.side-nav{display:flex;flex-direction:column;gap:6px}
.side-item{text-align:left;padding:11px 14px;border-radius:var(--radius-sm);color:var(--ink-soft);
  font-weight:500;transition:.16s}
.side-item:hover{background:var(--bg-warm);color:var(--gold-deep)}
.side-item.active{background:var(--gold-light);color:var(--gold-deep);font-weight:600}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:11px}
.expire-info{font-size:12px;color:var(--muted);background:var(--bg-warm);border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:10px 12px;line-height:1.7}
.expire-info.warn{color:var(--amber);border-color:#e8c98a;background:#fdf6e7}

/* ---------- 中栏：智能体 ---------- */
.bot-panel{border-right:1px solid var(--line);padding:24px 18px;overflow-y:auto;min-height:0;
  display:flex;flex-direction:column}
.panel-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:18px}
.panel-head h2{font-size:16px}
.panel-head span{color:var(--muted);font-size:12px}
.bot-list{display:flex;flex-direction:column;gap:11px}
.bot-item{display:flex;align-items:center;gap:12px;padding:15px 14px;border:1px solid var(--line);
  border-radius:var(--radius);background:#fff;text-align:left;transition:.18s;width:100%}
.bot-item:hover{border-color:var(--gold-soft);box-shadow:var(--shadow-sm);transform:translateY(-1px)}
.bot-item.active{border-color:var(--gold);background:linear-gradient(135deg,#fdf8ec,#f7edd7);box-shadow:var(--shadow-sm)}
.bot-ico{width:40px;height:40px;border-radius:11px;background:var(--gold-light);color:var(--gold-deep);
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;transition:.18s}
.bot-item.active .bot-ico{background:var(--gold-grad);color:#fff;box-shadow:0 5px 13px rgba(168,124,28,.3)}
.bot-name{font-weight:600;font-size:14px;display:block}
.bot-desc{color:var(--muted);font-size:11.5px;margin-top:2px;display:block}

/* ---------- 右栏：聊天 ---------- */
.chat-panel{display:flex;flex-direction:column;background:var(--bg);min-height:0;min-width:0}
.chat-head{padding:19px 26px;border-bottom:1px solid var(--line);background:#fff;
  display:flex;align-items:center;gap:12px}
.chat-head h2{font-size:16px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat-back{display:none}
.messages{flex:1;overflow-y:auto;padding:24px 26px;display:flex;flex-direction:column;gap:18px;min-height:0}
.msg{display:flex;gap:11px;max-width:80%}
.msg .avatar{width:34px;height:34px;border-radius:10px;flex-shrink:0;display:flex;align-items:center;
  justify-content:center;font-size:13px;font-weight:700}
.msg.user{align-self:flex-end;flex-direction:row-reverse}
.msg.user .avatar{background:var(--ink);color:#fff}
.msg.assistant .avatar{background:var(--gold-grad);color:#fff;box-shadow:0 4px 11px rgba(168,124,28,.3)}
.bubble{background:#fff;border:1px solid var(--line);padding:13px 15px;border-radius:13px;
  line-height:1.75;white-space:pre-wrap;word-break:break-word;box-shadow:var(--shadow-sm)}
.msg.user .bubble{background:#f3ece0;border-color:#e6d9bf}
.msg-actions{display:flex;gap:8px;margin-top:9px}
.msg-actions button{border:1px solid var(--line);background:#fff;border-radius:8px;padding:6px 11px;
  color:var(--muted);font-size:12px;display:flex;align-items:center;gap:5px;transition:.15s}
.msg-actions button:hover{border-color:var(--gold);color:var(--gold-deep)}
.composer{display:flex;align-items:flex-end;gap:11px;padding:15px 26px;border-top:1px solid var(--line);
  background:#fff}
.composer textarea{flex:1;border:1px solid var(--line);border-radius:12px;padding:11px 14px;resize:none;
  max-height:140px;outline:none;line-height:1.5;transition:border-color .18s,box-shadow .18s}
.composer textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(201,154,46,.12)}
.icon-btn{width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:#fff;
  color:var(--gold-deep);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:.16s}
.icon-btn:hover{border-color:var(--gold);background:var(--bg-warm)}
#micBtn.recording{background:var(--red);color:#fff;border-color:var(--red);animation:pulse 1.1s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.45}}

/* ============================================================
   管理员后台
   ============================================================ */
.admin-wrap{padding:28px 32px;min-height:100vh}
.admin-top{display:flex;align-items:center;gap:16px;margin-bottom:24px}
.admin-top h1{font-size:20px}
.admin-top-spacer{flex:1}
.admin-grid{display:grid;grid-template-columns:350px 1fr;gap:22px;align-items:start}
.admin-box{background:#fff;border:1px solid var(--line);border-radius:16px;padding:24px;box-shadow:var(--shadow-sm)}
.admin-box h3{font-size:15px;margin-bottom:19px}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:12px 11px;text-align:left;border-bottom:1px solid var(--line);white-space:nowrap}
th{color:var(--muted);font-weight:600;background:var(--bg-warm)}
.tag{padding:4px 10px;border-radius:20px;font-size:12px}
.tag.active{background:#e6f4ec;color:var(--green)}
.tag.disabled{background:#f6e6e6;color:var(--red)}
.tag.expired{background:#fdf0db;color:var(--amber)}
.row-actions{display:flex;gap:6px}
.row-actions button{border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;
  color:var(--muted);transition:.15s}
.row-actions button:hover{border-color:var(--gold);color:var(--gold-deep)}

/* ---------- toast ---------- */
.toast{position:fixed;left:50%;bottom:36px;transform:translateX(-50%);
  background:rgba(43,38,32,.92);color:#fff;padding:12px 22px;border-radius:11px;font-size:13px;
  z-index:120;max-width:88%;text-align:center;box-shadow:0 10px 30px rgba(0,0,0,.25)}

/* ============================================================
   移动端（≤900px）：App 单栏 + 抽屉 + 底部输入
   ============================================================ */
@media (max-width:900px){
  .app-wrap{display:flex;flex-direction:column;height:100vh;height:100dvh}

  /* 顶栏 */
  .topbar{display:flex;align-items:center;gap:10px;padding:calc(env(safe-area-inset-top) + 10px) 14px 10px;
    background:#fff;border-bottom:1px solid var(--line);flex-shrink:0;z-index:40}
  .topbar-btn{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;
    justify-content:center;color:var(--ink-soft);flex-shrink:0}
  .topbar-btn:active{background:var(--bg-warm)}
  .topbar-title{font-size:16px;font-weight:600;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .topbar-spacer{width:40px;flex-shrink:0}

  /* 遮罩 */
  .overlay{display:block;position:fixed;inset:0;background:rgba(35,28,18,.45);z-index:50;
    opacity:0;pointer-events:none;transition:opacity .25s}
  .app-wrap.menu-open .overlay{opacity:1;pointer-events:auto}

  /* 抽屉式侧边栏 */
  .sidebar{position:fixed;top:0;left:0;bottom:0;width:min(82vw,300px);z-index:60;
    transform:translateX(-100%);transition:transform .28s cubic-bezier(.4,0,.2,1);
    padding-top:calc(env(safe-area-inset-top) + 18px);box-shadow:var(--shadow-lg)}
  .app-wrap.menu-open .sidebar{transform:translateX(0)}
  .menu-close{display:flex;align-items:center;justify-content:center;width:34px;height:34px;
    border-radius:9px;color:var(--muted);margin-left:auto;flex-shrink:0}
  .menu-close:active{background:var(--bg-warm)}

  /* 中栏 / 右栏：全屏切换 */
  .bot-panel{flex:1;border-right:none;padding:18px 16px;min-height:0;width:100%}
  .chat-panel{flex:1;display:none;width:100%}
  .app-wrap.in-chat .bot-panel{display:none}
  .app-wrap.in-chat .chat-panel{display:flex}
  .app-wrap.in-chat .topbar{display:none}

  /* 智能体 2 列网格，更紧凑高级 */
  .bot-list{display:grid;grid-template-columns:1fr 1fr;gap:11px}
  .bot-item{flex-direction:column;align-items:flex-start;gap:12px;padding:15px 13px}
  .bot-ico{width:38px;height:38px}
  .bot-name{font-size:13px;line-height:1.4}

  /* 聊天头部返回键 */
  .chat-head{padding:12px 16px}
  .chat-back{display:flex;align-items:center;justify-content:center;width:38px;height:38px;
    border-radius:10px;color:var(--ink-soft);flex-shrink:0;margin-left:-6px}
  .chat-back:active{background:var(--bg-warm)}
  .messages{padding:18px 16px;gap:16px}
  .msg{max-width:88%}
  .msg .avatar{width:30px;height:30px;font-size:12px}

  /* 底部固定输入，适配安全区 */
  .composer{padding:11px 14px calc(env(safe-area-inset-bottom) + 11px);gap:9px}
  .icon-btn{width:42px;height:42px}
  .btn-primary.sm{padding:9px 16px}

  /* 管理后台 */
  .admin-wrap{padding:18px 16px calc(env(safe-area-inset-bottom) + 20px)}
  .admin-grid{grid-template-columns:1fr;gap:16px}
  .admin-box{padding:19px}
  .toast{bottom:calc(env(safe-area-inset-bottom) + 24px)}
}

/* ---------- 小屏（≤380px）进一步收紧 ---------- */
@media (max-width:380px){
  .bot-item{padding:13px 11px}
  .messages{padding:15px 12px}
  .composer{padding-left:11px;padding-right:11px}
}