/* 油机实施对接助手 · 后台样式 */
:root{
  --bg:#f1f5f9; --panel:#ffffff; --line:#e2e8f0; --line2:#f1f5f9;
  --text:#1e293b; --muted:#64748b; --sidebar:#0f172a; --sidebar-hi:#1e293b;
  --primary:#2563eb; --primary-d:#1d4ed8; --green:#059669; --amber:#d97706; --red:#dc2626;
  --radius:14px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--text); -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
code{background:#f1f5f9;padding:1px 6px;border-radius:4px;font-family:Consolas,Monaco,monospace;font-size:12px}
.hidden{display:none !important}

/* ---------- 登录 ---------- */
.login-body{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:linear-gradient(160deg,#0f172a 0%,#1e293b 55%,#334155 100%)}
.login-card{background:#fff;width:380px;padding:40px 36px 28px;border-radius:16px;
  box-shadow:0 24px 60px rgba(15,23,42,.35);text-align:center}
.login-logo{width:56px;height:56px;margin:0 auto 16px;border-radius:14px;background:var(--primary);
  color:#fff;font-size:26px;font-weight:700;display:flex;align-items:center;justify-content:center}
.login-card h1{font-size:20px;margin:0 0 4px}
.login-sub{color:var(--muted);font-size:13px;margin:0 0 24px}
.login-card form{text-align:left}
.login-card label{display:block;font-size:13px;color:var(--muted);margin-bottom:14px}
.login-card input{width:100%;margin-top:6px;padding:10px 12px;border:1px solid var(--line);
  border-radius:8px;font-size:14px;outline:none;transition:.15s}
.login-card input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.btn-block{width:100%;padding:11px}
.login-tip{margin:18px 0 0;font-size:12px;color:var(--muted)}
.alert{padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:16px}
.alert-err{background:#fef2f2;color:#b91c1c;border:1px solid #fecaca}

/* ---------- 布局 ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{width:216px;background:var(--sidebar);color:#cbd5e1;position:fixed;top:0;bottom:0;left:0;
  display:flex;flex-direction:column;padding:0}
.brand{display:flex;align-items:center;gap:10px;padding:20px 20px 16px;color:#fff;font-weight:600;font-size:15px}
.brand-badge{width:28px;height:28px;border-radius:8px;background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.sidebar nav{flex:1;padding:8px 12px;display:flex;flex-direction:column;gap:2px}
.nav-item{display:block;padding:10px 14px;border-radius:10px;color:#94a3b8;font-size:14px;cursor:pointer;transition:.15s}
.nav-item:hover{background:var(--sidebar-hi);color:#e2e8f0}
.nav-item.active{background:var(--primary);color:#fff}
.sidebar-foot{padding:16px 20px;border-top:1px solid #1e293b;font-size:13px}
.sidebar-foot a{color:#94a3b8}
.content{margin-left:216px;flex:1;padding:24px 28px 60px;min-width:0}

.page-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:16px;flex-wrap:wrap}
.page-head h2{font-size:20px;margin:0}
.head-actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap}

/* ---------- 控件 ---------- */
.btn{border:1px solid var(--line);background:#fff;color:var(--text);padding:8px 15px;border-radius:10px;
  font-size:13px;cursor:pointer;transition:.15s;white-space:nowrap;font-family:inherit}
.btn:hover{background:#f8fafc;border-color:#cbd5e1}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-d);border-color:var(--primary-d)}
.btn-danger{background:#fff;border-color:#fecaca;color:var(--red)}
.btn-danger:hover{background:#fef2f2}
.btn-sm{padding:5px 10px;font-size:12px}
.btn-link{border:none;background:none;color:var(--primary);padding:4px 6px;font-size:12px;cursor:pointer}
.btn-link:hover{text-decoration:underline}
.input{border:1px solid var(--line);border-radius:10px;padding:9px 12px;font-size:13px;
  outline:none;background:#fff;font-family:inherit;color:var(--text)}
.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.1)}
textarea.input{resize:vertical;line-height:1.6}

/* ---------- 卡片 / 面板 ---------- */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:14px;margin-bottom:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.card .k{font-size:12px;color:var(--muted);margin-bottom:6px}
.card .v{font-size:26px;font-weight:700;letter-spacing:-.5px}
.card .v small{font-size:13px;font-weight:400;color:var(--muted);margin-left:4px}
.card.hl{background:linear-gradient(150deg,#2563eb,#1d4ed8);border-color:#1d4ed8;color:#fff}
.card.hl .k{color:rgba(255,255,255,.75)}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:18px;overflow:hidden}
.panel-head{padding:13px 18px;border-bottom:1px solid var(--line);font-weight:600;font-size:14px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;background:#fcfdff}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:1100px){.grid-2{grid-template-columns:1fr}}
.chart-box{padding:16px 18px;min-height:120px}
.split{display:grid;grid-template-columns:280px 1fr;gap:18px;align-items:start}
@media(max-width:1000px){.split{grid-template-columns:1fr}}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;padding:11px 14px;color:var(--muted);font-weight:500;font-size:12px;
  background:#f8fafc;border-bottom:1px solid var(--line);white-space:nowrap}
td{padding:11px 14px;border-bottom:1px solid var(--line2);vertical-align:middle}
tbody tr:hover{background:#f8fafc}
tbody tr:last-child td{border-bottom:none}
.ta-r{text-align:right}
.mono{font-family:Consolas,Monaco,monospace;font-size:12px;color:#475569}
.ellip{max-width:280px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;display:block}

/* ---------- 徽标 ---------- */
.tag{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;line-height:18px;white-space:nowrap}
.tag-green{background:#ecfdf5;color:#047857}
.tag-gray{background:#f1f5f9;color:#64748b}
.tag-blue{background:#eff6ff;color:#1d4ed8}
.tag-amber{background:#fffbeb;color:#b45309}
.tag-red{background:#fef2f2;color:#b91c1c}
.tag-purple{background:#f5f3ff;color:#6d28d9}
.tag-slate{background:#f1f5f9;color:#334155}

/* ---------- 分类列表 ---------- */
.cat-list{padding:8px}
.cat-item{padding:10px 12px;border-radius:10px;cursor:pointer;display:flex;justify-content:space-between;
  align-items:center;gap:8px;font-size:13px;transition:.15s}
.cat-item:hover{background:#f8fafc}
.cat-item.active{background:#eff6ff;color:var(--primary);font-weight:600}
.cat-item .cnt{font-size:11px;color:var(--muted);background:#f1f5f9;padding:1px 7px;border-radius:10px}
.cat-item.active .cnt{background:#dbeafe;color:var(--primary)}
.cat-ops{display:none;gap:2px}
.cat-item:hover .cat-ops{display:flex}

/* ---------- 筛选 ---------- */
.filters{display:flex;gap:8px;padding:14px 18px;border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center}
.filters .input{flex:0 0 auto}
.filters .dash{color:var(--muted)}
.pager{padding:12px 18px;display:flex;gap:6px;align-items:center;justify-content:center;flex-wrap:wrap}
.pager button{border:1px solid var(--line);background:#fff;border-radius:6px;padding:4px 10px;cursor:pointer;font-size:12px;font-family:inherit}
.pager button.on{background:var(--primary);color:#fff;border-color:var(--primary)}
.pager .info{color:var(--muted);font-size:12px;margin-right:8px}

/* ---------- 表单 ---------- */
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px;padding:20px}
.form-grid label{display:block;font-size:13px;font-weight:500}
.form-grid .input{width:100%;margin-top:6px}
.form-grid small{display:block;color:var(--muted);font-size:12px;margin-top:5px;font-weight:400}
.form-foot{padding:0 20px 20px;display:flex;gap:8px}
.form-row{margin-bottom:14px}
.form-row label{display:block;font-size:12px;color:var(--muted);margin-bottom:5px}
.form-row .input{width:100%}
.form-row .tip{font-size:12px;color:var(--muted);margin-top:5px}
/* 弹窗里的两列表单：窄字段并排，长字段跨整行。
   整体压紧是为了「新增指令」能一屏放完（用户不想上下滚）。 */
.form-2col{display:grid;grid-template-columns:1fr 1fr;gap:0 20px;align-items:start}
.form-2col .col-2{grid-column:1 / -1}
.form-2col .form-row{margin-bottom:11px;min-width:0}
.form-2col .form-row label{margin-bottom:4px}
.form-2col .form-row .input{width:100%}
.form-2col .form-row .tip{margin-top:4px;line-height:1.5}
.form-2col .radio-row{gap:8px 16px;padding-top:2px}
@media(max-width:720px){.form-2col{grid-template-columns:1fr}.form-2col .col-2{grid-column:auto}}
.radio-row{display:flex;gap:14px;flex-wrap:wrap;padding-top:4px}
.radio-row label{display:flex;align-items:center;gap:5px;font-size:13px;color:var(--text);cursor:pointer}
.sub{font-size:11px;color:var(--muted);margin-top:2px}

/* ---------- 图表（纯 CSS/SVG） ---------- */
.bar-row{display:flex;align-items:center;gap:10px;margin-bottom:9px;font-size:13px}
.bar-row .lbl{width:130px;flex:0 0 auto;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:#334155}
.bar-row .track{flex:1;height:18px;background:#f1f5f9;border-radius:5px;overflow:hidden}
.bar-row .fill{display:block;height:100%;border-radius:5px;background:var(--primary);transition:width .5s}
.bar-row .num{width:52px;text-align:right;color:var(--muted);font-size:12px;flex:0 0 auto}
.empty-tip{color:var(--muted);font-size:13px;padding:16px 0;text-align:center}

/* ---------- 导入 / 导出 与提示文字 ---------- */
.hint{font-size:12px;color:var(--muted)}
.hidden-file{display:none}
.imp-sum{font-size:13px;color:var(--text);padding:2px 0 2px}
.imp-sum b{color:var(--primary);font-size:15px;margin:0 1px}
.imp-warn{font-size:12.5px;line-height:1.7;color:#b45309;background:#fffbeb;border:1px solid #fde68a;
  border-radius:10px;padding:8px 10px;max-height:150px;overflow:auto}
svg.chart{width:100%;height:auto;display:block}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.45);display:flex;align-items:center;
  justify-content:center;z-index:100;padding:20px}
.modal{background:#fff;border-radius:18px;width:880px;max-width:100%;max-height:92vh;display:flex;flex-direction:column;
  box-shadow:0 24px 60px rgba(15,23,42,.3)}
.modal-head{padding:14px 20px;border-bottom:1px solid var(--line);font-weight:600;display:flex;
  justify-content:space-between;align-items:center}
.modal-x{border:none;background:none;font-size:22px;color:var(--muted);cursor:pointer;line-height:1}
.modal-body{padding:16px 20px;overflow-y:auto;flex:1}
.modal-foot{padding:12px 20px;border-top:1px solid var(--line);display:flex;justify-content:flex-end;gap:8px}

/* ---------- Toast ---------- */
.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:#0f172a;color:#fff;
  padding:11px 22px;border-radius:9px;font-size:13px;z-index:200;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.toast.err{background:#b91c1c}