/* 全自动化AI企业管理系统 · 后台样式（与 core.js 类名对齐） */
:root{
  --c-primary:#2f6fed; --c-primary-d:#1f57c8; --c-bg:#f3f5fa; --c-panel:#fff;
  --c-text:#1f2937; --c-sub:#6b7280; --c-line:#e5e8f0; --c-danger:#e5484d; --c-warn:#f5a623;
  --c-ok:#1fa971; --c-dark:#1c2333; --radius:10px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font:14px/1.6 -apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--c-text);background:var(--c-bg)}
a{color:var(--c-primary);text-decoration:none}
em{font-style:normal;color:var(--c-danger)}
.muted{color:var(--c-sub)}
.empty-tip{color:#9aa3b5;text-align:center;padding:36px 0;font-size:13px}
.loading{color:var(--c-sub);padding:40px;text-align:center}

/* ===== 登录页 ===== */
.login-body{height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1c2333,#2b3a67 55%,#2f6fed)}
.login-wrap{width:100%;display:flex;justify-content:center;padding:20px}
.login-card{width:380px;background:#fff;border-radius:16px;padding:36px 34px 24px;box-shadow:0 24px 60px rgba(0,0,0,.35)}
.login-logo{font-size:22px;font-weight:700;text-align:center;letter-spacing:1px}
.login-sub{text-align:center;color:var(--c-sub);font-size:12px;margin:8px 0 24px;letter-spacing:2px}
.login-err{color:var(--c-danger);font-size:13px;min-height:20px;padding:2px 0}
.login-tip{margin-top:16px;text-align:center;color:#9aa3b5;font-size:12px}
.field{display:block;margin-bottom:14px}
.field-label{display:block;font-size:12px;color:#5b6472;margin-bottom:5px}
.input{width:100%;border:1px solid var(--c-line);border-radius:8px;padding:9px 11px;font-size:13px;background:#fff;outline:none;color:var(--c-text)}
.input:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(47,111,237,.12)}

/* ===== 顶栏 / 布局 ===== */
.topbar{height:56px;background:var(--c-dark);color:#fff;display:flex;align-items:center;justify-content:space-between;padding:0 16px;position:sticky;top:0;z-index:50}
.topbar-left,.topbar-right{display:flex;align-items:center;gap:10px}
.brand{font-weight:700;letter-spacing:.5px}
.icon-btn{background:transparent;border:0;color:inherit;font-size:16px;cursor:pointer;padding:7px 9px;border-radius:8px;position:relative;display:inline-flex;align-items:center;line-height:1}
.icon-btn svg{display:block}
.topbar .icon-btn{color:#cfd6e4}
.topbar .icon-btn:hover{background:rgba(255,255,255,.12);color:#fff}
.bell .badge{position:absolute;top:-2px;right:-4px;background:var(--c-danger);color:#fff;font-size:10px;min-width:16px;height:16px;line-height:16px;border-radius:9px;padding:0 4px;text-align:center}
.topbar-user{color:#e7ebf5;font-size:13px}
.topbar-user em{color:#93a1c0;margin-left:4px;font-size:12px}
.layout{display:flex;min-height:calc(100vh - 56px)}
.sidebar{width:212px;background:#fff;border-right:1px solid var(--c-line);padding:8px 0 30px;overflow-y:auto;max-height:calc(100vh - 56px);position:sticky;top:56px;flex-shrink:0}
.side-collapse .sidebar{display:none}
.nav-group{padding:13px 18px 4px;font-size:11px;color:#9aa3b5;letter-spacing:1px}
.nav-item{display:block;padding:9px 18px;color:#374151;font-size:13px;border-left:3px solid transparent;cursor:pointer}
.nav-item:hover{background:#f4f7ff;color:var(--c-primary)}
.nav-item.on{background:#eef3fe;color:var(--c-primary);border-left-color:var(--c-primary);font-weight:600}
.content{flex:1;padding:18px 22px 40px;min-width:0}

/* ===== 页头 / 按钮 ===== */
.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px;gap:10px;flex-wrap:wrap}
.page-head h2{font-size:18px;margin:0;font-weight:700}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;border:1px solid var(--c-line);background:#fff;color:var(--c-text);border-radius:8px;padding:7px 14px;font-size:13px;cursor:pointer;white-space:nowrap}
.btn:hover{border-color:#c9d2e8;background:#f7f9ff}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-primary{background:var(--c-primary);border-color:var(--c-primary);color:#fff}
.btn-primary:hover{background:var(--c-primary-d);border-color:var(--c-primary-d)}
.btn-ghost{background:#fff;color:#374151}
.btn-danger{background:#fff;border-color:#f2c1c2;color:var(--c-danger)}
.btn-danger:hover{background:#fdf1f1}
.btn-sm{padding:4px 10px;font-size:12px;border-radius:6px}
.btn-block{width:100%;padding:10px;font-size:15px;border-radius:9px}

/* ===== 卡片 / KPI ===== */
.card{background:var(--c-panel);border:1px solid var(--c-line);border-radius:var(--radius);padding:14px 16px;margin-bottom:14px}
.card-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px;gap:8px}
.card-head h3{font-size:14px;margin:0;font-weight:700}
.card-body{min-width:0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid-2>.card,.grid-3>.card{margin-bottom:0}
@media(max-width:960px){.grid-2,.grid-3{grid-template-columns:1fr}}
.kpi-row{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:12px;margin-bottom:14px}
.kpi{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:14px 16px}
.kpi-t{font-size:12px;color:var(--c-sub)}
.kpi-v{font-size:22px;font-weight:700;margin-top:6px;color:#111827;word-break:break-all}
.kpi-v small{font-size:12px;color:var(--c-sub);font-weight:400;margin-left:2px}
.kpi-s{font-size:12px;color:var(--c-sub);margin-top:4px}
.kpi-v.green{color:var(--c-ok)}
.kpi-v.red{color:var(--c-danger)}
.kpi-v.blue{color:var(--c-primary)}
.kpi-v.orange{color:var(--c-warn)}

/* ===== 工具条 / 表格 ===== */
.bar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:12px}
.bar .grow{flex:1}
.search-box{display:flex;gap:6px}
.search-box .ipt{min-width:200px}
.ipt{border:1px solid var(--c-line);border-radius:8px;padding:7px 10px;font-size:13px;background:#fff;outline:none;min-width:110px;color:var(--c-text);font-family:inherit}
.ipt:focus{border-color:var(--c-primary);box-shadow:0 0 0 3px rgba(47,111,237,.12)}
select.ipt{padding:6px 8px}
.tb-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--radius);background:#fff}
table.tb{width:100%;border-collapse:collapse;font-size:13px}
table.tb th{background:#f7f9fd;color:#475569;font-weight:600;text-align:left;padding:9px 12px;border-bottom:1px solid var(--c-line);white-space:nowrap}
table.tb td{padding:9px 12px;border-bottom:1px solid #f0f2f8;white-space:nowrap;vertical-align:middle}
table.tb tr:last-child td{border-bottom:0}
table.tb tr:hover td{background:#fafbff}
table.tb tr.empty td{text-align:center;color:#9aa3b5;padding:34px 0;white-space:normal}
th.th-act{width:140px}
td.td-act{white-space:normal}
.link{border:0;background:none;padding:2px 3px;color:var(--c-primary);cursor:pointer;font-size:12.5px;font-family:inherit}
.link:hover{text-decoration:underline}
.link.danger{color:var(--c-danger)}
.td-act .link{margin-right:6px}
.pager{display:flex;align-items:center;gap:8px;padding:12px 2px 0;font-size:13px;color:var(--c-sub)}
.pager .pg-info{margin-right:auto}

/* ===== 状态标签 ===== */
.chip{display:inline-block;padding:1px 9px;border-radius:20px;font-size:12px;line-height:19px;background:#eef1f7;color:#4b5563}
.chip.ok{background:#e6f7ef;color:#12805a}
.chip.warn{background:#fdf3e2;color:#a16a12}
.chip.danger{background:#fdeaea;color:#b4262b}
.chip.info{background:#e8effd;color:#2f6fed}
.chip.mute{background:#f1f2f5;color:#7c8698}

/* ===== 表单 ===== */
.form-wrap{min-width:0}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 16px}
.form-grid .f-item{display:flex;flex-direction:column;gap:5px;min-width:0}
.form-grid .f-item.span2{grid-column:1 / -1}
.form-grid label{font-size:12px;color:#5b6472}
.form-grid .f-item>.ipt{width:100%}
.form-grid textarea.ipt{resize:vertical;min-height:64px}
.chk-group{display:flex;flex-wrap:wrap;gap:8px 14px;padding:6px 0}
.chk{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--c-text);cursor:pointer}
.sw{display:flex;align-items:center;gap:6px;font-size:13px;cursor:pointer;color:var(--c-text)}
.hint{font-size:12px;color:#9aa3b5}
.form-extra{margin-top:12px;border-top:1px solid var(--c-line);padding-top:12px}
@media(max-width:720px){.form-grid{grid-template-columns:1fr}}

/* ===== 明细编辑器 ===== */
.items-editor{margin-top:4px}
.items-editor table.tb{font-size:12.5px}
.items-editor .ipt{padding:5px 8px;min-width:70px;width:100%}
.items-foot{display:flex;align-items:center;justify-content:space-between;padding:10px 2px 0}
.items-total{font-size:13px;color:var(--c-sub)}
.items-total b{color:var(--c-danger);font-size:15px}
td.amount-cell{text-align:right;color:#475569}

/* ===== 弹窗 ===== */
.mask{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:flex-start;justify-content:center;z-index:100;padding:6vh 16px;overflow-y:auto}
.dlg{background:#fff;border-radius:12px;width:640px;max-width:100%;box-shadow:0 20px 60px rgba(0,0,0,.3);display:flex;flex-direction:column;max-height:88vh}
.dlg.dlg-lg{width:840px}
.dlg.dlg-xl{width:980px}
.dlg-head{display:flex;justify-content:space-between;align-items:center;padding:13px 18px;border-bottom:1px solid var(--c-line)}
.dlg-head h3{margin:0;font-size:15px}
.dlg-head .icon-btn{color:#9aa3b5;font-size:18px}
.dlg-head .icon-btn:hover{background:#f1f2f5;color:#374151}
.dlg-body{padding:16px 18px;overflow-y:auto}
.dlg-foot{display:flex;justify-content:flex-end;gap:10px;padding:12px 18px;border-top:1px solid var(--c-line)}
.confirm-text{margin:4px 0;font-size:14px}

/* ===== Toast ===== */
#toast-root{position:fixed;top:16px;right:16px;z-index:200;display:flex;flex-direction:column;gap:8px;align-items:flex-end}
.toast{background:#1f2937;color:#fff;padding:10px 16px;border-radius:9px;font-size:13px;box-shadow:0 8px 24px rgba(0,0,0,.22);animation:tin .18s ease;max-width:360px}
.toast.toast-success{background:#12805a}
.toast.toast-error{background:#b4262b}
.toast.toast-warn{background:#a16a12}
.toast.toast-info{background:#2f6fed}
.toast.out{opacity:0;transform:translateY(-8px);transition:all .28s ease}
@keyframes tin{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}

/* ===== 图表 ===== */
.chart-box{width:100%;overflow-x:auto}
.chart-svg{width:100%;height:auto;display:block}
.chart-svg .axis{stroke:#e5e8f0}
.chart-svg .axis-t{fill:#9aa3b5;font-size:11px}
.legend{display:flex;gap:14px;font-size:12px;color:var(--c-sub);padding:6px 4px 0;flex-wrap:wrap}
.legend i{display:inline-block;width:10px;height:10px;border-radius:2px;margin-right:4px;vertical-align:-1px}
.bar-row{display:grid;grid-template-columns:24px 140px 1fr 100px;gap:10px;align-items:center;padding:4px 0;font-size:12.5px}
.bar-idx{color:#9aa3b5;text-align:center}
.bar-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar-track{background:#eef1f7;border-radius:6px;height:16px;overflow:hidden}
.bar-track i{display:block;height:100%;background:linear-gradient(90deg,#7fa8f5,#2f6fed);border-radius:6px}
.bar-val{text-align:right;color:#475569}

/* ===== KV / Tabs ===== */
table.kv{width:100%;border-collapse:collapse;font-size:13px}
table.kv th{text-align:left;color:var(--c-sub);font-weight:400;width:110px;padding:6px 8px;border-bottom:1px solid #f0f2f8;vertical-align:top}
table.kv td{padding:6px 8px;border-bottom:1px solid #f0f2f8;word-break:break-all}
.tabs-nav{display:flex;gap:4px;border-bottom:1px solid var(--c-line);margin-bottom:12px;flex-wrap:wrap}
.tabs-nav .tab{border:0;background:none;padding:8px 14px;font-size:13px;color:#5b6472;cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px;font-family:inherit}
.tabs-nav .tab:hover{color:var(--c-primary)}
.tabs-nav .tab.on{color:var(--c-primary);border-bottom-color:var(--c-primary);font-weight:600}

/* ===== 消息中心 ===== */
.notice-item{border:1px solid var(--c-line);border-radius:9px;padding:10px 12px;margin-bottom:8px;cursor:pointer;background:#fff}
.notice-item:hover{border-color:#c9d2e8}
.notice-item.read{opacity:.62;background:#fafbfd}
.notice-item:last-child{margin-bottom:0}
.nt-head{display:flex;justify-content:space-between;gap:10px;font-size:13px}
.nt-time{color:#9aa3b5;font-size:12px;white-space:nowrap}
.nt-body{color:var(--c-sub);font-size:12.5px;margin-top:4px;white-space:pre-wrap;word-break:break-word}

/* ===== 审批中心 ===== */
.steps-rows .step-row{display:flex;gap:8px;margin-bottom:8px;align-items:center}
.steps-rows .step-row .ipt[data-s="name"]{flex:1}
.steps-rows .step-row .ipt.sel{flex:0 0 160px;min-width:0}
.steps-foot{display:flex;align-items:center;gap:10px;padding-top:2px}
.appr-sec{font-size:13px;margin:16px 0 8px;padding-left:8px;border-left:3px solid var(--c-primary)}
.appr-detail>.appr-sec:first-child{margin-top:0}
.appr-handle{margin-top:14px;border-top:1px dashed var(--c-line);padding-top:4px}
.appr-handle textarea.ipt{width:100%;resize:vertical;margin-bottom:2px}

/* ===== AI 聊天 ===== */
.chat-box{height:430px;overflow-y:auto;background:#f8faff;border:1px solid var(--c-line);border-radius:10px;padding:14px}
.chat-item{display:flex;margin-bottom:12px}
.chat-item .bubble{max-width:78%;padding:9px 13px;border-radius:12px;font-size:13px;white-space:pre-wrap;word-break:break-word;background:#fff;border:1px solid var(--c-line)}
.chat-item .bubble .src{display:block;margin-top:8px;font-size:12px;color:var(--c-sub)}
.chat-item.user{justify-content:flex-end}
.chat-item.user .bubble{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.chat-input{display:flex;gap:8px;margin-top:10px;align-items:flex-end}
.chat-input textarea{flex:1;min-height:46px;max-height:130px}