:root{
  --blue:#1f4e8c; --blue2:#2f6fd0; --bg:#f4f6fa; --panel:#fff;
  --line:#e3e8f0; --text:#1f2733; --muted:#7c879a; --green:#1f9d55; --red:#d94c4c;
  --amber:#e0a024; --shadow:0 2px 10px rgba(31,78,140,.08);
}
*{box-sizing:border-box}
body{margin:0;font-family:"Microsoft YaHei",-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);font-size:15px;line-height:1.55}
.hidden{display:none !important}

/* 登录 */
.login-wrap{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#1f4e8c,#2f6fd0)}
.login-card{background:#fff;padding:38px 34px;border-radius:14px;width:360px;box-shadow:0 12px 40px rgba(0,0,0,.25)}
.login-brand{font-size:22px;font-weight:700;color:var(--blue);letter-spacing:1px}
.login-sub{color:var(--muted);margin:4px 0 22px;font-size:14px}
.login-card input{width:100%;padding:11px 12px;margin-bottom:12px;border:1px solid var(--line);border-radius:8px;font-size:14px;outline:none}
.login-card input:focus{border-color:var(--blue2)}
.login-card button{width:100%;padding:11px;border:0;border-radius:8px;background:var(--blue);color:#fff;font-size:15px;cursor:pointer;font-weight:600}
.login-card button:hover{background:var(--blue2)}
.lg-err{color:var(--red);font-size:13px;min-height:18px;margin-top:6px}
.login-tip{color:var(--muted);font-size:12px;margin-top:14px;line-height:1.6}

/* 登录页：注册/改密码切换 */
.login-actions{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:14px;font-size:13px}
.login-actions .sep{color:var(--muted)}
.link-btn{background:none !important;border:0 !important;color:var(--blue2);cursor:pointer;font-size:13px;padding:4px 6px !important;width:auto !important;font-weight:500 !important}
.link-btn:hover{color:var(--blue);text-decoration:underline}
.icon-btn{display:flex;flex-direction:column;align-items:center;gap:6px;background:rgba(31,78,140,.08) !important;border:1px solid var(--blue2) !important;color:var(--blue) !important;cursor:pointer;padding:10px 18px !important;width:auto !important;font-weight:600 !important;border-radius:8px;transition:all .15s}
.icon-btn:hover{background:var(--blue) !important;color:#fff !important;border-color:var(--blue) !important}
.icon-btn:hover svg{stroke:#fff}
.icon-btn svg{width:26px;height:26px}
.icon-btn span{font-size:13px}
.login-extra{display:flex;flex-direction:column}
.login-extra .extra-title{font-size:15px;color:var(--blue);font-weight:600;margin-bottom:14px;text-align:center}
.pwd-strength{font-size:12px;margin:-6px 0 10px;min-height:18px}
.pwd-strength.ok{color:var(--green)}
.pwd-strength.bad{color:var(--red)}
.pwd-hint{color:var(--muted);font-size:11px;margin:-6px 0 10px;line-height:1.5}

/* 布局 */
.app{display:flex;height:100vh}
.sidebar{width:220px;background:var(--blue);color:#fff;display:flex;flex-direction:column;flex-shrink:0}
.side-brand{padding:18px 20px;font-weight:700;font-size:18px;border-bottom:1px solid rgba(255,255,255,.15)}
.sidebar nav{flex:1;padding:10px 0}
.sidebar nav a{display:block;padding:14px 22px;color:#dce6f5;cursor:pointer;font-size:15px;border-left:3px solid transparent}
.sidebar nav a:hover{background:rgba(255,255,255,.08)}
.sidebar nav a.active{background:rgba(255,255,255,.16);border-left-color:#fff;color:#fff}
.side-foot{padding:14px 18px;border-top:1px solid rgba(255,255,255,.15)}
.side-foot #side-user{font-size:13px;margin-bottom:8px;opacity:.9}
.side-foot button{width:100%;padding:8px;border:1px solid rgba(255,255,255,.4);background:transparent;color:#fff;border-radius:6px;cursor:pointer}
.side-foot button:hover{background:rgba(255,255,255,.12)}
.content{flex:1;overflow:auto;padding:20px 26px}
.view{min-height:100%}

/* 通用 */
h2.vtitle{font-size:22px;margin:0 0 16px;color:var(--blue);font-weight:700}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:18px 22px;box-shadow:var(--shadow)}
.btn{display:inline-block;padding:9px 18px;border:0;border-radius:7px;background:var(--blue);color:#fff;cursor:pointer;font-size:14px;font-weight:600}
.btn:hover{background:var(--blue2)}
.btn.active{background:var(--blue2);box-shadow:inset 0 2px 4px rgba(0,0,0,.15)}
.btn.ghost{background:#fff;color:var(--blue);border:1px solid var(--blue)}
.btn.sm{padding:6px 12px;font-size:13px}
.btn.danger{background:var(--red)}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}
.filters{margin-bottom:18px}
.filters select,.filters input{padding:8px 11px;border:1px solid var(--line);border-radius:7px;font-size:14px;background:#fff}
label.f{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted)}

/* 创建日期：默认当天 + 竖排上下箭头（▲+1天 / ▼-1天） */
.dstep-row{display:flex;align-items:stretch;gap:5px}
.dstep-row input[type=date]{flex:1;min-width:0}
.dstep-v{display:flex;flex-direction:column;width:26px;flex:0 0 26px;border:1px solid var(--line);border-radius:7px;overflow:hidden;background:#fff}
.dstep{flex:1;border:0;background:transparent;cursor:pointer;font-size:8px;line-height:1;color:var(--muted);padding:0;display:flex;align-items:center;justify-content:center;transition:all .12s}
.dstep:first-child{border-bottom:1px solid var(--line)}
.dstep:hover{background:rgba(47,111,208,.10);color:var(--blue2)}
.dstep:active{background:rgba(47,111,208,.18)}
.shake{animation:shake .3s}
@keyframes shake{0%,100%{transform:translateX(0)}25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}

/* KPI */
.kpis{display:grid;grid-template-columns:repeat(6,1fr);gap:14px;margin-bottom:20px}
.kpi{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;box-shadow:var(--shadow)}
.kpi .n{font-size:30px;font-weight:700;color:var(--blue);line-height:1.2}
.kpi .l{font-size:15px;color:var(--muted);margin-top:4px;display:flex;align-items:baseline;gap:8px;white-space:nowrap}
.kpi .l .ratio{font-size:15px;color:var(--muted);font-weight:500}
.kpi.green .n{color:var(--green)} .kpi.red .n{color:var(--red)} .kpi.amber .n{color:var(--amber)}
.charts{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.sub-charts{grid-template-columns:repeat(3,1fr);margin-top:16px}
.sub-charts .chart{height:520px}
.chart-wrap{position:relative}
.chart-toggle{position:absolute;top:18px;right:16px;z-index:10;display:flex;background:#f1f4f9;border-radius:6px;overflow:hidden;border:1px solid var(--line)}
.chart-toggle button{border:none;background:transparent;padding:7px 16px;font-size:14px;color:#5a6a82;cursor:pointer;transition:all .2s}
.chart-toggle button.active{background:var(--blue);color:#fff;font-weight:600}
.chart-toggle button:hover:not(.active){background:#e3eaf7}
.chart{height:560px}

/* 表单 */
.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.form-group{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px 18px;box-shadow:var(--shadow);margin-bottom:18px}
.form-group h3{margin:0 0 14px;font-size:17px;color:var(--blue);border-left:4px solid var(--blue);padding-left:10px;font-weight:600}
.fitem{display:flex;flex-direction:column;gap:5px;font-size:13px;color:var(--muted)}
.fitem input,.fitem select,.fitem textarea{padding:9px 11px;border:1px solid var(--line);border-radius:7px;font-size:14px;background:#fff;color:var(--text);font-family:inherit}
.fitem textarea{resize:vertical;min-height:54px}
.fitem.req label::after{content:" *";color:var(--red)}
.fitem label{font-weight:600;color:#46505f}

/* 表格 */
table.tbl{width:100%;border-collapse:collapse;background:#fff;font-size:14px}
table.tbl th,table.tbl td{border:1px solid var(--line);padding:9px 12px;text-align:left;white-space:nowrap}
table.tbl th{background:#eef3fb;color:var(--blue);position:sticky;top:0;font-weight:600}
table.tbl tr:hover td{background:#f7faff}
.tag{display:inline-block;padding:3px 9px;border-radius:10px;font-size:13px}

/* 列表列筛选：列头小三角 + 弹出面板 */
.col-filter-wrap{display:inline-block;position:relative;margin-left:4px;vertical-align:middle}
.col-tri{display:inline-block;font-size:9px;color:var(--muted);cursor:pointer;padding:1px 5px;border-radius:3px;transition:all .15s;user-select:none;background:#eef3fb}
.col-tri:hover{background:var(--blue2);color:#fff}
.col-tri.active{background:var(--amber);color:#fff;font-weight:700}
.col-filter-pop{position:absolute;top:100%;left:0;z-index:50;min-width:180px;background:#fff;border:1px solid var(--blue2);border-radius:6px;box-shadow:0 6px 16px rgba(0,0,0,.18);padding:6px;display:flex;flex-direction:column;gap:4px;margin-top:2px}
.col-filter-pop select,.col-filter-pop input{font-size:13px;padding:5px 8px;border:1px solid var(--line);border-radius:5px;background:#fff;color:var(--text)}
.col-filter-pop .col-filter-go{font-size:12px;padding:4px 10px;background:var(--blue);color:#fff;border:0;border-radius:5px;cursor:pointer;align-self:flex-end}
.col-filter-pop .col-filter-go:hover{background:var(--blue2)}

/* 选项管理：chips */
.opt-chips{display:flex;flex-wrap:wrap;gap:6px}
.opt-chip{display:inline-flex;align-items:center;gap:4px;background:#eef3fb;border:1px solid var(--line);border-radius:12px;padding:3px 10px;font-size:13px;color:var(--text)}
.opt-chip .opt-del{background:none;border:0;color:var(--red);cursor:pointer;font-size:14px;line-height:1;padding:0 2px}
.opt-chip .opt-del:hover{color:#fff;background:var(--red);border-radius:50%}

/* 系统管理：二级菜单 */
.admin-menu{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px 12px;box-shadow:var(--shadow)}
.adm-item{display:inline-block;padding:8px 18px;border-radius:7px;background:#f1f4f9;color:var(--text);cursor:pointer;font-size:14px;font-weight:500;transition:all .15s;border:1px solid transparent}
.adm-item:hover{background:#e3eaf7}
.adm-item.active{background:var(--blue);color:#fff;font-weight:600}
.tag.green{background:#e6f6ec;color:var(--green)}
.tag.red{background:#fdeaea;color:var(--red)}
.tag.amber{background:#fdf3e0;color:var(--amber)}
.tag.gray{background:#eef0f3;color:var(--muted)}
.overdue{color:#d97706;font-weight:700}
.due{color:#d97706;font-weight:700}
.pending{color:#2563eb;font-weight:700}

/* 跟进列表 */
.task{border:1px solid var(--line);border-radius:9px;padding:12px 14px;margin-bottom:10px;background:#fff;box-shadow:var(--shadow)}
.task .top{display:flex;justify-content:space-between;align-items:center;gap:10px}
.task .top b{min-width:86px;flex-shrink:0}
.task .created{color:var(--muted);font-size:12px;font-weight:400;flex:1;text-align:left}
.task .meta{color:var(--muted);font-size:12px;margin-top:5px}
.age-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:700;background:#e5e7eb;color:#374151}
.badge-row{display:inline-flex;gap:6px;align-items:center;flex-shrink:0}
.round-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:700;background:#e0edff;color:#1d4ed8}
.task.age-warn{border-left:4px solid #f97316;background:#fff7ed}
.task.age-warn .age-badge{background:#ffedd5;color:#c2410c}
.task.age-alert{border-left:4px solid #ef4444;background:#fef2f2}
.task.age-alert .age-badge{background:#fee2e2;color:#b91c1c}
.task.age-danger{border-left:4px solid #b91c1c;background:#fee2e2}
.task.age-danger .age-badge{background:#fecaca;color:#7f1d1d}

/* modal */
.modal{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:50}
.modal-box{background:#fff;border-radius:12px;padding:22px;width:min(760px,92vw);max-height:88vh;overflow:auto}
.modal-box h3{margin-top:0;color:var(--blue)}
.close-x{float:right;cursor:pointer;color:var(--muted);font-size:20px}
.muted{color:var(--muted)} .mt{margin-top:12px} .mb{margin-bottom:12px}
.pager{margin-top:12px;display:flex;gap:8px;align-items:center}
.toast{position:fixed;top:18px;left:50%;transform:translateX(-50%);background:#333;color:#fff;padding:10px 18px;border-radius:8px;z-index:99;opacity:0;transition:.3s}
.toast.show{opacity:1}
/* 8月新增回店统计表 */
.month-return{width:100%;font-size:16px;min-width:980px}
.month-return th,.month-return td{text-align:center;white-space:nowrap}
.month-return th{background:#eef3fb;color:var(--blue);font-weight:600;padding:10px 8px;font-size:16px}
.month-return td{padding:10px 8px;color:#1f2733;font-size:16px}
.month-return .row-h{background:#e6eef8;width:110px;font-size:16px}
.month-return .cat{background:#f7faff;font-weight:600;width:120px;font-size:16px}
.month-return .sub{background:#f7faff;font-weight:500;width:90px;font-size:15px}
.month-return tbody tr:nth-child(even) td:not(.cat):not(.sub){background:#fafbfd}
.month-return-foot{padding:10px 14px;background:#f7faff;border-top:1px solid var(--line);color:var(--blue);font-size:15px;font-weight:600}
.month-return td.drill{cursor:pointer;color:var(--blue2);font-weight:700;font-size:16px}
.month-return td.drill:hover{background:#e8f0fc !important;text-decoration:underline}
/* 报表导出 - 事故留修日报（模拟原 Excel 样式） */
.r-title{background:linear-gradient(180deg,#2e7d32,#1b5e20);color:#fff;text-align:center;font-size:22px;font-weight:700;padding:16px 20px;border-radius:6px 6px 0 0;letter-spacing:1px}
.r-meta{display:flex;align-items:center;justify-content:space-between;background:#e8f5e9;padding:12px 18px;border:1px solid #c8e6c9;border-top:none;border-radius:0 0 6px 6px;font-size:15px;color:#1b5e20;margin-bottom:16px}
.r-meta b{color:#0d3b10}
.r-cards{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px}
.r-card{border:1px solid var(--line);border-radius:6px;overflow:hidden;background:#fff}
.r-card-head{text-align:center;font-weight:700;font-size:17px;padding:14px;color:#1f2733}
.r-day .r-card-head{background:#f8d7da;border-bottom:1px solid #f5c6cb}
.r-month .r-card-head{background:#d4edda;border-bottom:1px solid #c3e6cb}
.r-card table{width:100%;border-collapse:collapse;font-size:15px}
.r-card th{background:#4a90e2;color:#fff;font-weight:600;text-align:center;padding:9px 6px;border-right:1px solid rgba(255,255,255,.25)}
.r-card td{text-align:center;padding:9px 6px;border-bottom:1px solid #eef1f6;border-right:1px solid #eef1f6;color:#1f2733}
.r-card td.lb{text-align:left;font-weight:600;background:#f7faff;padding-left:12px}
.r-card tr:nth-child(even) td:not(.lb){background:#fafbfd}
.r-card td.val{font-weight:600}
.r-card tr:last-child td{border-bottom:none}
.r-card th:last-child,.r-card td:last-child{border-right:none}
.r-section-title{background:#c62828;color:#fff;font-size:16px;font-weight:700;padding:10px 12px;border-radius:4px;margin:16px 0 10px;display:flex;align-items:center;gap:6px}
.r-section-title::before{content:"▼";font-size:12px}
.r-region-wrap{display:grid;grid-template-columns:2fr 1fr;gap:16px;align-items:start}
.r-region table,.r-list table{width:100%;border-collapse:collapse;font-size:14px}
.r-region th,.r-list th{background:#4a90e2;color:#fff;font-weight:600;text-align:center;padding:8px 5px;border-right:1px solid rgba(255,255,255,.25)}
.r-region td,.r-list td{text-align:center;padding:8px 5px;border:1px solid #e0e6ef;color:#1f2733}
.r-region td.lb,.r-list td.lb{text-align:left;font-weight:600;background:#f7faff;padding-left:10px}
.r-region tr:nth-child(even) td:not(.lb){background:#fafbfd}
.r-scene-box{border:1px solid #e0e6ef;border-radius:4px;overflow:hidden;background:#fff}
.r-scene-head{background:#ff9800;color:#fff;font-weight:700;padding:10px 12px;font-size:15px;display:flex;justify-content:space-between;align-items:center}
.r-scene-sub{background:#ffe0b2;padding:8px 10px;font-size:14px;color:#5d4037;display:flex;justify-content:space-between}
.r-scene-sub.r-scene-alert{background:#ffcc80;color:#3e2723;font-weight:600}
.r-scene-row{display:grid;grid-template-columns:1fr 1.8fr;border-bottom:1px solid #f0f0f0;padding:8px 10px;font-size:14px}
.r-scene-row:last-child{border-bottom:none}
.r-scene-row .lab{color:#666}
.r-scene-row .val{font-weight:600;color:#1f2733}
.r-scene-row .r-scene-reason{color:#d32f2f;font-weight:700}
.r-bottom{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-items:start}
.r-list-head{background:#c62828;color:#fff;font-weight:700;text-align:center;padding:10px;font-size:15px;border-radius:4px 4px 0 0}
.r-sort-tip{background:#fff5f5;color:#d32f2f;font-size:13px;font-weight:600;text-align:center;padding:6px;border-bottom:1px dashed #ffcdd2}
.r-list table{border-radius:0 0 4px 4px;overflow:hidden}
.r-list th{background:#4a90e2}
.r-list td{max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.r-empty{text-align:center;color:#999;padding:24px;font-size:14px}
@media(max-width:1100px){.r-cards,.r-region-wrap,.r-bottom{grid-template-columns:1fr}.kpis{grid-template-columns:repeat(3,1fr)}.charts{grid-template-columns:1fr}.form-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:1100px){.kpis{grid-template-columns:repeat(3,1fr)}.charts{grid-template-columns:1fr}.form-grid{grid-template-columns:repeat(2,1fr)}}
.r-list td{max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.r-empty{text-align:center;color:#999;padding:24px;font-size:14px}

/* ============ 移动端优化（V3.0） ============ */
/* 默认隐藏移动顶栏/遮罩；宽表横向滚动容器 */
.topbar,.nav-overlay{display:none}
.tbl-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%}

@media (max-width:1100px){
  .sidebar{width:184px}
}

@media (max-width:768px){
  body{font-size:15px;-webkit-text-size-adjust:100%}
  /* 顶部条 */
  .topbar{display:flex;align-items:center;gap:10px;position:fixed;top:0;left:0;right:0;height:50px;
    background:var(--blue);color:#fff;padding:0 12px;z-index:60;box-shadow:0 2px 8px rgba(0,0,0,.15)}
  .topbar .menu-btn{background:none;border:0;color:#fff;font-size:22px;line-height:1;cursor:pointer;padding:4px 8px}
  .topbar .topbar-title{font-size:16px;font-weight:700;letter-spacing:1px}
  .nav-overlay{position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:70}
  .app.nav-open .nav-overlay{display:block}

  /* 侧边栏改为左侧抽屉 */
  .app{display:block;height:auto;min-height:100vh}
  .sidebar{position:fixed;top:0;bottom:0;left:0;width:80%;max-width:300px;z-index:80;
    transform:translateX(-100%);transition:transform .25s ease;box-shadow:4px 0 20px rgba(0,0,0,.3)}
  .app.nav-open .sidebar{transform:translateX(0)}
  .side-brand{padding:60px 20px 18px}
  .sidebar nav a{display:flex;align-items:center;min-height:52px;font-size:16px;padding:14px 22px}

  .content{padding:60px 12px 24px;height:auto;overflow:visible}

  /* 触摸目标与点击反馈：去除 300ms 延迟、放大可点区域 */
  a,button,input,select,textarea{-webkit-tap-highlight-color:transparent;touch-action:manipulation}
  .btn,.filters select,.filters input,.fitem input,.fitem select,.fitem textarea{min-height:42px;font-size:16px}
  .sidebar nav a{min-height:52px}
  .dstep{width:34px;flex:0 0 34px}

  /* 栅格与卡片：单列/双列自适应 */
  .kpis{grid-template-columns:repeat(2,1fr);gap:10px}
  .kpi{padding:12px}
  .kpi .n{font-size:24px}
  .charts{grid-template-columns:1fr;gap:12px}
  .sub-charts{grid-template-columns:1fr}
  .chart{height:320px}
  .sub-charts .chart{height:300px}
  .form-grid{grid-template-columns:1fr;gap:12px}
  .form-group{padding:14px}
  .r-cards,.r-region-wrap,.r-bottom{grid-template-columns:1fr}
  .row{gap:8px}
  .panel{padding:14px}

  /* 宽表横向滚动（由 JS 包裹 .tbl-scroll） */
  table.tbl{font-size:13px}
  table.tbl th,table.tbl td{padding:10px 10px;white-space:nowrap}
  .month-return{font-size:14px;min-width:0}
  .month-return th,.month-return td{font-size:14px;padding:9px 7px}
  .month-return .row-h,.month-return .cat,.month-return .sub{width:auto}

  /* 弹窗改为底部抽屉 */
  .modal{align-items:flex-end}
  .modal-box{width:100%;max-width:100%;border-radius:14px 14px 0 0;max-height:90vh;
    padding:18px 16px calc(18px + env(safe-area-inset-bottom));
    position:fixed;left:0;right:0;bottom:0;top:auto}
  .modal-box h3{font-size:18px}
  .filters{flex-direction:column;align-items:stretch}
  .filters select,.filters input{width:100%}
  .col-filter-pop{min-width:150px}

  /* 列筛选浮层不超出视口 */
  .col-filter-pop{left:auto;right:0}
}

@media (max-width:480px){
  .kpis{grid-template-columns:repeat(2,1fr)}
  .kpi .n{font-size:22px}
  .topbar-title{font-size:15px}
  .content{padding:56px 10px 20px}
  h2.vtitle{font-size:19px}
  .vtitle{font-size:19px}
  .chart{height:280px}
}