/* ============================================================
   云客服 · 统一视觉样式（登录页 / 工作台 / 访客端）
   设计语言：左侧深蓝侧边栏 + 浅灰内容区 + 主色 #2f6bff
   ============================================================ */
:root{
  --wb-primary:#2f6bff;
  --wb-primary-d:#1f4fd6;
  --wb-ink:#1d2330;
  --wb-sub:#6b7280;
  --wb-line:#e6e8ee;
  --wb-bg:#f4f6fb;
  --wb-side:#1f2940;
  --wb-side-d:#172033;
  --wb-ok:#16a34a;
  --wb-warn:#f59e0b;
  --wb-danger:#ef4444;
  --wb-radius:10px;
  --wb-shadow:0 6px 24px rgba(20,30,60,.08);
}
*{box-sizing:border-box;-webkit-font-smoothing:antialiased;}
html,body{margin:0;height:100%;font-family:"PingFang SC","Microsoft YaHei",-apple-system,system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif;color:var(--wb-ink);background:var(--wb-bg);}
a{color:var(--wb-primary);text-decoration:none;}
button{font-family:inherit;cursor:pointer;}
input,textarea,select{font-family:inherit;}
::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-thumb{background:rgba(120,130,150,.35);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:rgba(120,130,150,.6);}

/* ---------- 通用按钮 ---------- */
.wb-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;height:38px;padding:0 18px;border:none;border-radius:8px;background:var(--wb-primary);color:#fff;font-size:14px;font-weight:600;transition:.15s;outline:none;}
.wb-btn:hover{background:var(--wb-primary-d);}
.wb-btn:active{transform:translateY(1px);}
.wb-btn.block{width:100%;}
.wb-btn.ghost{background:#fff;color:var(--wb-ink);border:1px solid var(--wb-line);}
.wb-btn.ghost:hover{background:#f7f9fc;border-color:#cfd6e4;}
.wb-btn.danger{background:var(--wb-danger);}
.wb-btn.danger:hover{background:#d63a3a;}
.wb-btn.sm{height:30px;padding:0 12px;font-size:13px;}
.wb-btn.warm{background:var(--wb-warn);}

/* ---------- 标签/徽章 ---------- */
.wb-tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#eef2ff;color:var(--wb-primary);}
.wb-tag.gray{background:#eef0f4;color:#6b7280;}
.wb-tag.green{background:#e7f7ee;color:var(--wb-ok);}
.wb-tag.orange{background:#fff3e0;color:var(--wb-warn);}
.wb-tag.red{background:#fdeaea;color:var(--wb-danger);}

/* ============================================================
   登录页
   ============================================================ */
.login-wrap{position:fixed;inset:0;display:flex;background:#0b1326;overflow:hidden;}
.login-left{flex:1;position:relative;background:linear-gradient(135deg,#16224a 0%,#243b7a 55%,#2f6bff 120%);color:#fff;display:flex;flex-direction:column;justify-content:center;padding:0 8%;overflow:hidden;}
.login-left .brand{display:flex;align-items:center;gap:14px;margin-bottom:48px;}
.login-left .logo{width:54px;height:54px;border-radius:14px;background:rgba(255,255,255,.16);display:flex;align-items:center;justify-content:center;font-size:26px;backdrop-filter:blur(6px);}
.login-left h1{font-size:26px;margin:0;font-weight:700;letter-spacing:1px;}
.login-left .slogan{font-size:14px;opacity:.78;margin-top:6px;}
.login-left .feat{margin-top:18px;display:flex;flex-direction:column;gap:16px;max-width:420px;}
.login-left .feat .item{display:flex;gap:14px;align-items:flex-start;}
.login-left .feat .ic{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;font-size:18px;flex:none;}
.login-left .feat .t{font-size:15px;font-weight:600;}
.login-left .feat .d{font-size:13px;opacity:.75;margin-top:3px;line-height:1.6;}
.login-left .deco{position:absolute;border-radius:50%;background:rgba(255,255,255,.06);}
.login-left .deco.a{width:300px;height:300px;right:-90px;top:-80px;}
.login-left .deco.b{width:200px;height:200px;right:60px;bottom:-60px;}

.login-right{flex:none;width:440px;background:#fff;display:flex;flex-direction:column;justify-content:center;padding:0 52px;}
.login-right .card{width:100%;}
.login-right h2{font-size:22px;margin:0 0 6px;font-weight:700;}
.login-right .sub{font-size:13px;color:var(--wb-sub);margin-bottom:26px;}
.login-right .sub b{color:var(--wb-primary);}
.login-field{margin-bottom:16px;}
.login-field label{display:block;font-size:13px;color:var(--wb-sub);margin-bottom:7px;}
.login-field .inp{display:flex;align-items:center;height:44px;border:1px solid var(--wb-line);border-radius:9px;padding:0 12px;transition:.15s;background:#fbfcfe;}
.login-field .inp:focus-within{border-color:var(--wb-primary);box-shadow:0 0 0 3px rgba(47,107,255,.12);}
.login-field .inp .pre{color:var(--wb-sub);font-size:14px;margin-right:8px;white-space:nowrap;}
.login-field .inp input{flex:1;border:none;outline:none;font-size:14px;background:transparent;color:var(--wb-ink);}
.login-field .inp .eye{cursor:pointer;color:var(--wb-sub);font-size:14px;user-select:none;}
.login-row{display:flex;align-items:center;justify-content:space-between;margin:6px 0 22px;font-size:13px;color:var(--wb-sub);}
.login-row label{display:inline-flex;align-items:center;gap:7px;cursor:pointer;user-select:none;}
.login-row input[type=checkbox]{width:15px;height:15px;accent-color:var(--wb-primary);}
.login-err{background:#fdeaea;color:var(--wb-danger);font-size:13px;padding:10px 12px;border-radius:8px;margin-bottom:16px;display:none;}
.login-err.show{display:block;}
.login-foot{margin-top:24px;text-align:center;font-size:12px;color:#aab0bd;}
.login-brand-mini{display:none;}

@media (max-width:900px){
  .login-left{display:none;}
  .login-right{width:100%;padding:0 28px;}
  .login-brand-mini{display:flex;align-items:center;gap:10px;margin-bottom:26px;}
  .login-brand-mini .logo{width:40px;height:40px;border-radius:11px;background:var(--wb-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;}
  .login-brand-mini b{font-size:18px;}
}

/* ============================================================
   工作台主框架
   ============================================================ */
.wb-root{height:100vh;display:flex;flex-direction:column;background:var(--wb-bg);}
.wb-topbar{height:54px;flex:none;background:#fff;border-bottom:1px solid var(--wb-line);display:flex;align-items:center;padding:0 16px;gap:14px;box-shadow:0 1px 0 rgba(20,30,60,.02);z-index:10;}
.wb-topbar .logo{display:flex;align-items:center;gap:9px;font-weight:700;font-size:16px;}
.wb-topbar .logo .ic{width:30px;height:30px;border-radius:8px;background:var(--wb-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:16px;}
.wb-topbar .search{flex:1;max-width:420px;display:flex;align-items:center;height:36px;background:var(--wb-bg);border:1px solid var(--wb-line);border-radius:9px;padding:0 12px;}
.wb-topbar .search input{flex:1;border:none;outline:none;background:transparent;font-size:14px;}
.wb-topbar .search .ic{color:var(--wb-sub);margin-right:8px;}
.wb-topbar .spacer{flex:1;}
.wb-topbar .me{display:flex;align-items:center;gap:10px;position:relative;}
.wb-topbar .me .av{width:34px;height:34px;border-radius:50%;background:linear-gradient(135deg,#2f6bff,#7aa0ff);color:#fff;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;}
.wb-topbar .me .nm{font-size:13px;font-weight:600;}
.wb-topbar .me .rl{font-size:11px;color:var(--wb-sub);}
.wb-topbar .me .caret{color:var(--wb-sub);font-size:10px;}
.wb-menu{position:absolute;right:0;top:46px;width:190px;background:#fff;border:1px solid var(--wb-line);border-radius:10px;box-shadow:var(--wb-shadow);padding:6px;display:none;z-index:30;}
.wb-menu.show{display:block;}
.wb-menu a{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:7px;font-size:13px;color:var(--wb-ink);}
.wb-menu a:hover{background:var(--wb-bg);}
.wb-menu a.danger{color:var(--wb-danger);}

.wb-body{flex:1;display:flex;min-height:0;}

/* 左侧导航 */
.wb-nav{width:210px;flex:none;background:var(--wb-side);color:#cdd5e6;display:flex;flex-direction:column;overflow-y:auto;padding:12px 0;}
.wb-nav .grp{font-size:11px;color:#7f8aa6;padding:14px 18px 6px;letter-spacing:1px;}
.wb-nav .nav-item{display:flex;align-items:center;gap:11px;padding:10px 18px;font-size:14px;cursor:pointer;color:#cdd5e6;position:relative;transition:.12s;}
.wb-nav .nav-item .ic{width:20px;text-align:center;font-size:15px;opacity:.9;}
.wb-nav .nav-item:hover{background:rgba(255,255,255,.06);color:#fff;}
.wb-nav .nav-item.active{background:var(--wb-primary);color:#fff;}
.wb-nav .nav-item.active::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:3px;background:#fff;border-radius:0 3px 3px 0;}
.wb-nav .nav-item .badge{margin-left:auto;background:var(--wb-danger);color:#fff;font-size:11px;border-radius:999px;padding:1px 7px;min-width:18px;text-align:center;}
.wb-nav .nav-item.active .badge{background:#fff;color:var(--wb-primary);}
.wb-nav .nav-sep{height:1px;background:rgba(255,255,255,.08);margin:10px 14px;}
.wb-nav .nav-foot{margin-top:auto;padding:14px 18px;font-size:11px;color:#6b7795;}

/* 中间会话列表 */
.wb-list{width:300px;flex:none;background:#fff;border-right:1px solid var(--wb-line);display:flex;flex-direction:column;}
.wb-list .lh{height:48px;flex:none;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--wb-line);}
.wb-list .lh .t{font-size:14px;font-weight:700;}
.wb-list .lh .act{font-size:13px;color:var(--wb-primary);cursor:pointer;}
.wb-list .tabs{display:flex;flex:none;border-bottom:1px solid var(--wb-line);}
.wb-list .tabs .tab{flex:1;text-align:center;padding:10px 0;font-size:13px;color:var(--wb-sub);cursor:pointer;position:relative;}
.wb-list .tabs .tab.active{color:var(--wb-primary);font-weight:600;}
.wb-list .tabs .tab.active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:24px;height:3px;background:var(--wb-primary);border-radius:3px;}
.wb-list .ls{flex:1;overflow-y:auto;}
.wb-sess{display:flex;gap:11px;padding:12px 14px;border-bottom:1px solid #f1f3f8;cursor:pointer;position:relative;transition:.1s;}
.wb-sess:hover{background:#f7f9fc;}
.wb-sess.active{background:#eef3ff;}
.wb-sess .av{width:42px;height:42px;border-radius:50%;flex:none;background:linear-gradient(135deg,#a7b6d8,#7f8fbf);color:#fff;display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:600;}
.wb-sess .av.on::after{content:"";position:absolute;width:10px;height:10px;background:var(--wb-ok);border:2px solid #fff;border-radius:50%;margin:30px 0 0 30px;}
.wb-sess .mid{flex:1;min-width:0;}
.wb-sess .row1{display:flex;align-items:center;gap:6px;}
.wb-sess .nm{font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.wb-sess .tm{margin-left:auto;font-size:11px;color:#aab0bd;flex:none;}
.wb-sess .preview{font-size:12px;color:var(--wb-sub);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin-top:3px;}
.wb-sess .badge{position:absolute;right:14px;top:36px;background:var(--wb-danger);color:#fff;font-size:11px;border-radius:999px;min-width:18px;height:18px;display:flex;align-items:center;justify-content:center;padding:0 5px;}
.wb-sess .st{font-size:11px;color:#aab0bd;}
.wb-empty{padding:40px 16px;text-align:center;color:var(--wb-sub);font-size:13px;}

/* 右侧对话面板 */
.wb-chat{flex:1;display:flex;flex-direction:column;min-width:0;background:#fff;}
.wb-chat .ch-head{height:56px;flex:none;border-bottom:1px solid var(--wb-line);display:flex;align-items:center;gap:12px;padding:0 18px;}
.wb-chat .ch-head .av{width:40px;height:40px;border-radius:50%;background:linear-gradient(135deg,#a7b6d8,#7f8fbf);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:600;}
.wb-chat .ch-head .info .nm{font-size:15px;font-weight:700;}
.wb-chat .ch-head .info .meta{font-size:12px;color:var(--wb-sub);margin-top:2px;}
.wb-chat .ch-head .tools{margin-left:auto;display:flex;gap:8px;}
.wb-chat .ch-head .tools .ti{width:34px;height:34px;border-radius:8px;border:1px solid var(--wb-line);display:flex;align-items:center;justify-content:center;color:var(--wb-sub);cursor:pointer;font-size:15px;}
.wb-chat .ch-head .tools .ti:hover{background:var(--wb-bg);color:var(--wb-primary);}
.wb-chat .ch-body{flex:1;overflow-y:auto;padding:18px 24px;background:linear-gradient(#fbfcfe,#fff);display:flex;flex-direction:column;gap:14px;}
.wb-msg{display:flex;gap:10px;max-width:74%;}
.wb-msg .av{width:34px;height:34px;border-radius:50%;flex:none;background:#dfe5f1;color:#5b6b8c;display:flex;align-items:center;justify-content:center;font-size:13px;}
.wb-msg .bub{background:#fff;border:1px solid var(--wb-line);border-radius:12px;padding:10px 13px;font-size:14px;line-height:1.6;word-break:break-word;box-shadow:0 1px 2px rgba(20,30,60,.04);}
.wb-msg .tm{font-size:11px;color:#b3b9c6;margin-top:5px;}
.wb-msg.me{flex-direction:row-reverse;align-self:flex-end;}
.wb-msg.me .av{background:linear-gradient(135deg,#2f6bff,#7aa0ff);color:#fff;}
.wb-msg.me .bub{background:var(--wb-primary);color:#fff;border:none;}
.wb-msg.me .tm{text-align:right;}
.wb-msg.sys{align-self:center;max-width:90%;}
.wb-msg.sys .bub{background:#eef0f4;color:var(--wb-sub);border:none;font-size:12px;border-radius:999px;padding:5px 14px;}
.wb-msg .img{max-width:220px;border-radius:8px;cursor:pointer;}
.wb-chat .ch-foot{flex:none;border-top:1px solid var(--wb-line);padding:12px 18px;}
.wb-chat .ch-foot .quick{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:10px;}
.wb-chat .ch-foot .quick .q{font-size:12px;color:var(--wb-sub);background:#f1f3f8;border:1px solid var(--wb-line);border-radius:999px;padding:4px 11px;cursor:pointer;}
.wb-chat .ch-foot .quick .q:hover{color:var(--wb-primary);border-color:var(--wb-primary);}
.wb-chat .ch-foot textarea{width:100%;height:64px;border:1px solid var(--wb-line);border-radius:10px;padding:10px 12px;resize:none;font-size:14px;outline:none;}
.wb-chat .ch-foot textarea:focus{border-color:var(--wb-primary);box-shadow:0 0 0 3px rgba(47,107,255,.1);}
.wb-chat .ch-foot .bar{display:flex;align-items:center;gap:10px;margin-top:9px;}
.wb-chat .ch-foot .bar .ic{font-size:18px;color:var(--wb-sub);cursor:pointer;width:30px;height:30px;display:flex;align-items:center;justify-content:center;border-radius:7px;}
.wb-chat .ch-foot .bar .ic:hover{background:var(--wb-bg);color:var(--wb-primary);}
.wb-chat .ch-foot .bar .send{margin-left:auto;}

/* 右侧访客资料卡 */
.wb-info{width:300px;flex:none;background:#fff;border-left:1px solid var(--wb-line);overflow-y:auto;padding:16px;}
.wb-info .sect{border:1px solid var(--wb-line);border-radius:10px;padding:14px;margin-bottom:14px;}
.wb-info .sect h4{margin:0 0 12px;font-size:13px;color:var(--wb-sub);display:flex;align-items:center;gap:7px;}
.wb-info .sect h4 .ic{color:var(--wb-primary);}
.wb-info .kv{display:flex;font-size:13px;margin-bottom:9px;}
.wb-info .kv .k{width:74px;color:var(--wb-sub);flex:none;}
.wb-info .kv .v{flex:1;color:var(--wb-ink);word-break:break-all;}
.wb-info .kv .v input{border:1px solid var(--wb-line);border-radius:7px;padding:5px 8px;width:100%;font-size:13px;outline:none;}
.wb-info .kv .v input:focus{border-color:var(--wb-primary);}
.wb-info .note{width:100%;height:78px;border:1px solid var(--wb-line);border-radius:8px;padding:8px;font-size:13px;resize:none;outline:none;}
.wb-info .note:focus{border-color:var(--wb-primary);}
.wb-info .empty{color:var(--wb-sub);font-size:13px;text-align:center;padding:20px 0;}

/* 弹窗 */
.wb-modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);display:none;align-items:center;justify-content:center;z-index:100;}
.wb-modal-mask.show{display:flex;}
.wb-modal{width:440px;max-width:92vw;background:#fff;border-radius:14px;box-shadow:var(--wb-shadow);overflow:hidden;}
.wb-modal .mh{padding:16px 20px;border-bottom:1px solid var(--wb-line);font-size:16px;font-weight:700;display:flex;align-items:center;justify-content:space-between;}
.wb-modal .mh .x{cursor:pointer;color:var(--wb-sub);font-size:18px;}
.wb-modal .mb{padding:20px;}
.wb-modal .mf{padding:14px 20px;border-top:1px solid var(--wb-line);display:flex;justify-content:flex-end;gap:10px;}
.wb-modal .field{margin-bottom:14px;}
.wb-modal .field label{display:block;font-size:13px;color:var(--wb-sub);margin-bottom:6px;}
.wb-modal .field input,.wb-modal .field textarea,.wb-modal .field select{width:100%;height:40px;border:1px solid var(--wb-line);border-radius:8px;padding:0 12px;font-size:14px;outline:none;}
.wb-modal .field textarea{height:80px;padding:10px 12px;resize:none;}
.wb-modal .field input:focus,.wb-modal .field textarea:focus,.wb-modal .field select:focus{border-color:var(--wb-primary);box-shadow:0 0 0 3px rgba(47,107,255,.1);}

/* ============================================================
   访客端（网站浮动窗 / 全屏页）
   ============================================================ */
.vp-root{height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#eef2ff,#f6f8fc);}
.vp-card{width:380px;max-width:94vw;height:560px;max-height:92vh;background:#fff;border-radius:16px;box-shadow:0 18px 50px rgba(20,30,60,.18);display:flex;flex-direction:column;overflow:hidden;}
.vp-head{height:120px;background:linear-gradient(135deg,#2f6bff,#5b8bff);color:#fff;padding:20px;display:flex;flex-direction:column;justify-content:flex-end;}
.vp-head .hello{font-size:19px;font-weight:700;}
.vp-head .tip{font-size:13px;opacity:.9;margin-top:6px;}
.vp-head .online{display:flex;align-items:center;gap:6px;font-size:12px;margin-top:10px;}
.vp-head .online .dot{width:8px;height:8px;border-radius:50%;background:#9af5c0;box-shadow:0 0 0 3px rgba(154,245,192,.3);}
.vp-msgs{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;background:#f7f9fc;}
.vp-msg{display:flex;gap:9px;max-width:82%;}
.vp-msg .av{width:30px;height:30px;border-radius:50%;flex:none;background:#dfe5f1;color:#5b6b8c;display:flex;align-items:center;justify-content:center;font-size:12px;}
.vp-msg .bub{background:#fff;border:1px solid var(--wb-line);border-radius:12px;padding:9px 12px;font-size:14px;line-height:1.55;word-break:break-word;box-shadow:0 1px 2px rgba(20,30,60,.04);}
.vp-msg.me{flex-direction:row-reverse;align-self:flex-end;}
.vp-msg.me .av{background:linear-gradient(135deg,#2f6bff,#7aa0ff);color:#fff;}
.vp-msg.me .bub{background:var(--wb-primary);color:#fff;border:none;}
.vp-msg.sys{align-self:center;}
.vp-msg.sys .bub{background:#eef0f4;color:var(--wb-sub);font-size:12px;border-radius:999px;padding:4px 12px;}
.vp-foot{flex:none;border-top:1px solid var(--wb-line);padding:10px 12px;}
.vp-foot .quick{display:flex;gap:7px;overflow-x:auto;padding-bottom:8px;}
.vp-foot .quick .q{flex:none;font-size:12px;color:var(--wb-sub);background:#f1f3f8;border:1px solid var(--wb-line);border-radius:999px;padding:4px 11px;cursor:pointer;white-space:nowrap;}
.vp-foot .quick .q:hover{color:var(--wb-primary);border-color:var(--wb-primary);}
.vp-foot .row{display:flex;align-items:center;gap:8px;}
.vp-foot textarea{flex:1;height:42px;border:1px solid var(--wb-line);border-radius:10px;padding:10px 12px;resize:none;font-size:14px;outline:none;}
.vp-foot textarea:focus{border-color:var(--wb-primary);}
.vp-foot .send{width:42px;height:42px;border-radius:10px;background:var(--wb-primary);color:#fff;border:none;font-size:18px;flex:none;}
.vp-foot .send:active{transform:translateY(1px);}
.vp-form{background:#fff;border-top:1px solid var(--wb-line);padding:14px 16px;display:none;}
.vp-form.show{display:block;}
.vp-form .ttl{font-size:13px;font-weight:700;margin-bottom:10px;color:var(--wb-primary);}
.vp-form .grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;}
.vp-form input{height:36px;border:1px solid var(--wb-line);border-radius:8px;padding:0 10px;font-size:13px;outline:none;}
.vp-form input:focus{border-color:var(--wb-primary);}
.vp-form .full{grid-column:1/-1;}
.vp-form .btns{display:flex;gap:8px;margin-top:10px;}

/* 浮动按钮 */
.vp-fab{position:fixed;right:24px;bottom:24px;width:58px;height:58px;border-radius:50%;background:var(--wb-primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:26px;box-shadow:0 10px 26px rgba(47,107,255,.45);cursor:pointer;z-index:9999;transition:transform .15s;}
.vp-fab:hover{transform:scale(1.06);}
.vp-fab .dot{position:absolute;top:4px;right:4px;width:14px;height:14px;background:var(--wb-danger);border:2px solid #fff;border-radius:50%;}

/* 通用工具 */
.wb-fade{animation:wbFade .25s ease;}
@keyframes wbFade{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.wb-toast{position:fixed;left:50%;top:20px;transform:translateX(-50%);background:rgba(29,35,48,.92);color:#fff;padding:10px 18px;border-radius:10px;font-size:13px;z-index:99999;display:none;}
.wb-toast.show{display:block;animation:wbFade .2s;}