/* =============================================================
   车身广告全链路管理平台 · PC 管理后台 统一样式
   全国部署 · 城市策略自动匹配 ｜ 版本 v1.0
   -------------------------------------------------------------
   目录
   01 设计变量 / 02 基础重置 / 03 布局骨架（侧栏+顶栏+内容区）
   04 通用容器（卡片/栅格/标题） / 05 按钮 / 06 表单与筛选栏
   07 徽章与标签 / 08 表格 / 09 分页与空状态 / 10 Tabs
   11 指标卡与图表 / 12 步骤条与时间轴 / 13 上传区与图片占位
   14 提示条与进度条 / 15 登录页 / 16 响应式降级
   ============================================================= */

/* ---------- 01 设计变量 ---------- */
:root{
  --primary:#2563eb; --primary-600:#1d4ed8; --primary-50:#eff6ff; --primary-100:#dbeafe;
  --success:#16a34a; --success-50:#ecfdf5;
  --warning:#f59e0b; --warning-50:#fffbeb;
  --danger:#ef4444;  --danger-50:#fef2f2;
  --info:#0ea5e9;    --info-50:#f0f9ff;
  --page:#f5f7fa; --card:#ffffff; --border:#e5e7eb; --border-light:#f1f3f6;
  --text:#0f172a; --text-2:#6b7280; --text-3:#9ca3af;
  --side:#0f172a; --side-2:#1e293b; --side-text:#94a3b8;
  --radius:12px; --radius-sm:8px; --radius-lg:16px;
  --shadow:0 1px 3px rgba(15,23,42,.06);
  --shadow-md:0 4px 14px rgba(15,23,42,.08);
  --side-w:220px; --top-h:60px;
  --font:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
}

/* ---------- 02 基础重置 ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:var(--font);
  font-size:14px; line-height:1.6;
  color:var(--text); background:var(--page);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
table{border-collapse:collapse;width:100%}
svg{display:block}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:8px}
::-webkit-scrollbar-track{background:transparent}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 03 布局骨架 ---------- */
.layout{display:flex;min-height:100vh}

/* 侧边栏 */
.sidebar{
  width:var(--side-w); flex:0 0 var(--side-w);
  background:var(--side); color:#e2e8f0;
  position:fixed; inset:0 auto 0 0; z-index:30;
  display:flex; flex-direction:column;
}
.brand{display:flex;align-items:center;gap:10px;padding:16px 16px 14px;border-bottom:1px solid rgba(255,255,255,.07)}
.brand-mark{
  width:34px;height:34px;border-radius:9px;flex:0 0 34px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  display:flex;align-items:center;justify-content:center;
  font-weight:700;font-size:15px;color:#fff;letter-spacing:1px;
  box-shadow:0 4px 10px rgba(37,99,235,.35);
}
.brand-text b{display:block;font-size:14px;color:#fff;letter-spacing:.3px}
.brand-text span{display:block;font-size:11px;color:#7f8ea3;margin-top:1px}
.nav{flex:1;overflow-y:auto;padding:10px 8px 20px}
.nav-group{font-size:11px;color:#64748b;padding:12px 10px 6px;letter-spacing:1px}
.nav-item{
  display:flex;align-items:center;gap:9px;
  padding:9px 10px;margin-bottom:2px;border-radius:8px;
  font-size:13.5px;color:#cbd5e1;transition:background .15s,color .15s;
}
.nav-item:hover{background:rgba(255,255,255,.06);color:#fff}
.nav-item.active{background:var(--primary);color:#fff;box-shadow:0 2px 8px rgba(37,99,235,.4)}
.nav-item .ic{width:16px;height:16px;flex:0 0 16px;stroke:currentColor;fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;opacity:.9}
.nav-item .dot{margin-left:auto;background:var(--danger);color:#fff;font-size:10px;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 4px}
.side-foot{padding:12px 16px;border-top:1px solid rgba(255,255,255,.07);font-size:11px;color:#64748b;line-height:1.5}
.side-foot b{color:#94a3b8;font-weight:600}

/* 主区 */
.main{flex:1;margin-left:var(--side-w);min-width:0;display:flex;flex-direction:column}
.topbar{
  height:var(--top-h);flex:0 0 var(--top-h);
  background:#fff;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:16px;padding:0 24px;
  position:sticky;top:0;z-index:20;
}
.crumb{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-2);min-width:0}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--text-3)}
.crumb .cur{color:var(--text);font-weight:600}
.topbar .spacer{flex:1}
.search{
  display:flex;align-items:center;gap:8px;width:280px;height:34px;
  background:var(--page);border:1px solid var(--border);border-radius:999px;padding:0 12px;
}
.search input{border:none;background:none;outline:none;width:100%;font-size:13px}
.search .ic{width:15px;height:15px;stroke:var(--text-3);fill:none;stroke-width:2;flex:0 0 15px}
.icon-btn{
  position:relative;width:34px;height:34px;border-radius:9px;
  display:flex;align-items:center;justify-content:center;color:var(--text-2);
}
.icon-btn:hover{background:var(--page);color:var(--text)}
.icon-btn .ic{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
.icon-btn .badge-dot{position:absolute;top:6px;right:7px;width:7px;height:7px;border-radius:50%;background:var(--danger);border:1.5px solid #fff}
.user{display:flex;align-items:center;gap:9px;padding-left:14px;margin-left:4px;border-left:1px solid var(--border)}
.avatar{
  width:32px;height:32px;border-radius:50%;flex:0 0 32px;
  background:linear-gradient(135deg,#2563eb,#0ea5e9);color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:600;
}
.user .u-info b{display:block;font-size:13px;line-height:1.3}
.user .u-info span{display:block;font-size:11px;color:var(--text-2)}

/* 内容区 */
.content{flex:1;padding:20px 24px 32px;min-width:0}
.page-head{display:flex;align-items:flex-end;gap:16px;flex-wrap:wrap;margin-bottom:18px}
.page-head h1{font-size:20px;font-weight:600;letter-spacing:.2px}
.page-head .desc{font-size:13px;color:var(--text-2);margin-top:3px}
.page-head .actions{margin-left:auto;display:flex;gap:10px;flex-wrap:wrap}

/* ---------- 04 通用容器 ---------- */
.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.card + .card{margin-top:16px}
.card-head{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--border-light)}
.card-head h3{font-size:15px;font-weight:600}
.card-head .sub{font-size:12px;color:var(--text-2);margin-top:1px}
.card-head .right{margin-left:auto;display:flex;align-items:center;gap:10px}
.card-body{padding:18px}
.card-body.tight{padding:12px 18px}
.card-foot{padding:12px 18px;border-top:1px solid var(--border-light);display:flex;align-items:center;justify-content:space-between;gap:12px}

.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g4{grid-template-columns:repeat(4,minmax(0,1fr))}
.g5{grid-template-columns:repeat(5,minmax(0,1fr))}
.g6{grid-template-columns:repeat(6,minmax(0,1fr))}
.g-7-5{grid-template-columns:minmax(0,7fr) minmax(0,5fr)}
.g-8-4{grid-template-columns:minmax(0,8fr) minmax(0,4fr)}
.g-5-7{grid-template-columns:minmax(0,5fr) minmax(0,7fr)}
.section-title{font-size:15px;font-weight:600;margin:22px 0 12px;display:flex;align-items:center;gap:8px}
.section-title .bar{width:3px;height:14px;border-radius:2px;background:var(--primary)}

/* 键值信息 */
.kv{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px 20px}
.kv .k{font-size:12px;color:var(--text-2);margin-bottom:2px}
.kv .v{font-size:14px;font-weight:600;color:var(--text);word-break:break-all}

/* ---------- 05 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:36px;padding:0 14px;border-radius:var(--radius-sm);
  font-size:13.5px;font-weight:500;border:1px solid var(--border);background:#fff;color:var(--text);
  transition:all .15s;white-space:nowrap;
}
.btn:hover{border-color:#c7d2fe;color:var(--primary);background:#fafbff}
.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff;box-shadow:0 2px 6px rgba(37,99,235,.25)}
.btn-primary:hover{background:var(--primary-600);border-color:var(--primary-600);color:#fff}
.btn-danger{background:#fff;border-color:#fecaca;color:var(--danger)}
.btn-danger:hover{background:var(--danger);border-color:var(--danger);color:#fff}
.btn-danger-solid{background:var(--danger);border-color:var(--danger);color:#fff}
.btn-danger-solid:hover{filter:brightness(.94);color:#fff}
.btn-ghost{background:transparent;border-color:transparent;color:var(--text-2)}
.btn-ghost:hover{background:var(--page);color:var(--text)}
.btn-sm{height:28px;padding:0 10px;font-size:12.5px;border-radius:6px}
.btn-lg{height:40px;padding:0 20px;font-size:14.5px;border-radius:10px}
.btn .ic{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.link{color:var(--primary);font-size:13px}
.link:hover{text-decoration:underline}
.link.danger{color:var(--danger)}
.link.gray{color:var(--text-2)}
.link.gray:hover{color:var(--text)}
.op-group{display:inline-flex;gap:10px;align-items:center;white-space:nowrap}
.op-group .divider{width:1px;height:12px;background:var(--border)}

/* ---------- 06 表单与筛选栏 ---------- */
.filters{
  display:flex;flex-wrap:wrap;gap:12px 14px;align-items:flex-end;
  padding:16px 18px;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);box-shadow:var(--shadow);
}
.field{display:flex;flex-direction:column;gap:6px;min-width:170px}
.field label{font-size:12px;color:var(--text-2)}
.field.wide{min-width:240px}
.field.narrow{min-width:130px}
.input, .select, textarea.input{
  height:34px;padding:0 11px;border:1px solid var(--border);border-radius:var(--radius-sm);
  background:#fff;outline:none;transition:border-color .15s,box-shadow .15s;font-size:13.5px;
}
textarea.input{height:auto;padding:9px 11px;line-height:1.6;resize:vertical}
.input:focus,.select:focus,textarea.input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.12)}
.input::placeholder{color:var(--text-3)}
.select{appearance:none;cursor:pointer;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round'><path d='M6 9l6 6 6-6'/></svg>");
  background-repeat:no-repeat;background-position:right 9px center;background-size:14px;padding-right:30px;
}
.filter-actions{margin-left:auto;display:flex;gap:10px;align-items:center;padding-bottom:1px}
.inline-form{display:flex;align-items:center;gap:10px}
.switch{display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--text-2);cursor:pointer}
.switch input{width:16px;height:16px;accent-color:var(--primary)}
.radio-list{display:flex;gap:18px;flex-wrap:wrap}
.radio-list label{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;cursor:pointer}
.radio-list input{accent-color:var(--primary);width:15px;height:15px}

/* ---------- 07 徽章与标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:5px;
  height:22px;padding:0 8px;border-radius:6px;
  font-size:12px;font-weight:500;line-height:1;white-space:nowrap;
}
.badge::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}
.badge.plain::before{display:none}
.badge.wait{background:var(--warning-50);color:#b45309}
.badge.pass{background:var(--success-50);color:#15803d}
.badge.reject{background:var(--danger-50);color:#dc2626}
.badge.run{background:var(--primary-50);color:var(--primary)}
.badge.info{background:var(--info-50);color:#0369a1}
.badge.gray{background:#f3f4f6;color:var(--text-2)}
.badge.purple{background:#f5f3ff;color:#7c3aed}
.badge.danger{background:var(--danger-50);color:#dc2626}
.tag{
  display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:6px;
  font-size:12px;background:#f3f4f6;color:var(--text-2);border:1px solid var(--border-light);
}
.tag.blue{background:var(--primary-50);color:var(--primary);border-color:#dbeafe}
.tag.green{background:var(--success-50);color:#15803d;border-color:#d1fae5}
.tag.amber{background:var(--warning-50);color:#b45309;border-color:#fef3c7}
.tag.red{background:var(--danger-50);color:#dc2626;border-color:#fee2e2}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 10px;border-radius:999px;
  font-size:12.5px;background:#fff;border:1px solid var(--border);color:var(--text-2);
}
.chip.active{background:var(--primary-50);border-color:#bfdbfe;color:var(--primary);font-weight:500}
.chip.forbid{background:var(--danger-50);border-color:#fecaca;color:#dc2626}
.chip .ic{width:13px;height:13px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
.grade{
  width:22px;height:22px;border-radius:6px;display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:700;color:#fff;
}
.grade.a{background:linear-gradient(135deg,#2563eb,#0ea5e9)}
.grade.b{background:linear-gradient(135deg,#16a34a,#4ade80)}
.grade.c{background:linear-gradient(135deg,#f59e0b,#fbbf24)}
.trend{display:inline-flex;align-items:center;gap:3px;font-size:12px;font-weight:500}
.trend.up{color:var(--success)}
.trend.down{color:var(--danger)}
.trend.flat{color:var(--text-3)}
.trend .ic{width:12px;height:12px;stroke:currentColor;fill:none;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round}

/* ---------- 08 表格 ---------- */
.table-wrap{overflow-x:auto}
table.tbl{width:100%;min-width:960px;font-size:13.5px}
table.tbl thead th{
  background:#fafbfc;color:var(--text-2);font-weight:500;font-size:12.5px;
  text-align:left;padding:11px 14px;border-bottom:1px solid var(--border);white-space:nowrap;
}
table.tbl tbody td{padding:12px 14px;border-bottom:1px solid var(--border-light);vertical-align:middle}
table.tbl tbody tr:hover{background:#f8fafc}
table.tbl tbody tr.zebra{background:#fcfdfe}
table.tbl tbody tr:last-child td{border-bottom:none}
table.tbl td.right,table.tbl th.right{text-align:right}
table.tbl td.center,table.tbl th.center{text-align:center}
.cell-main{font-weight:600;color:var(--text)}
.cell-sub{font-size:12px;color:var(--text-2);margin-top:2px}
.col-chk{width:40px}
input[type=checkbox]{width:15px;height:15px;accent-color:var(--primary);vertical-align:middle}
.thumb{width:44px;height:32px;border-radius:6px;flex:0 0 44px}
.flex-cell{display:flex;align-items:center;gap:10px}

/* ---------- 09 分页与空状态 ---------- */
.pager{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--text-2)}
.pager .pages{display:flex;gap:6px;margin-left:auto}
.pager .pg{min-width:30px;height:30px;padding:0 8px;border:1px solid var(--border);border-radius:6px;background:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--text)}
.pager .pg:hover{border-color:var(--primary);color:var(--primary)}
.pager .pg.active{background:var(--primary);border-color:var(--primary);color:#fff}
.pager .pg[disabled]{color:var(--text-3);cursor:not-allowed;border-color:var(--border-light)}
.empty{padding:52px 20px;text-align:center;color:var(--text-2)}
.empty .ico{width:88px;height:66px;margin:0 auto 14px;opacity:.75}
.empty p{font-size:13.5px}
.empty .hint{font-size:12.5px;color:var(--text-3);margin-top:6px}
.empty .btn{margin-top:14px}

/* ---------- 10 Tabs ---------- */
.tabs{display:flex;gap:4px;border-bottom:1px solid var(--border);padding:0 18px;background:#fff;border-radius:var(--radius) var(--radius) 0 0;flex-wrap:wrap}
.tab{
  position:relative;padding:12px 14px;font-size:14px;color:var(--text-2);border-bottom:2px solid transparent;
  margin-bottom:-1px;transition:color .15s;
}
.tab:hover{color:var(--primary)}
.tab.active{color:var(--primary);font-weight:600;border-bottom-color:var(--primary)}
.tab .cnt{margin-left:6px;font-size:12px;background:#f3f4f6;color:var(--text-2);border-radius:999px;padding:1px 7px}
.tab.active .cnt{background:var(--primary-50);color:var(--primary)}
.pane{display:none}
.pane.active{display:block}
.tabs-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}

/* ---------- 11 指标卡与图表 ---------- */
.kpi{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:16px 18px;position:relative;overflow:hidden;
}
.kpi .k-top{display:flex;align-items:center;gap:8px}
.kpi .k-ic{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex:0 0 32px}
.kpi .k-ic .ic{width:17px;height:17px;stroke:#fff;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.kpi .k-label{font-size:13px;color:var(--text-2)}
.kpi .k-val{font-size:26px;font-weight:700;margin-top:10px;letter-spacing:-.3px}
.kpi .k-val small{font-size:14px;font-weight:600;color:var(--text-2);margin-left:2px}
.kpi .k-foot{display:flex;align-items:center;gap:8px;margin-top:8px;font-size:12px;color:var(--text-3)}
.kpi .spark{position:absolute;right:14px;bottom:12px;width:74px;height:30px;opacity:.9}
.ic-blue{background:linear-gradient(135deg,#2563eb,#60a5fa)}
.ic-green{background:linear-gradient(135deg,#16a34a,#4ade80)}
.ic-amber{background:linear-gradient(135deg,#f59e0b,#fbbf24)}
.ic-red{background:linear-gradient(135deg,#ef4444,#f87171)}
.ic-cyan{background:linear-gradient(135deg,#0ea5e9,#38bdf8)}
.ic-purple{background:linear-gradient(135deg,#7c3aed,#a78bfa)}

/* 柱状图（纯 CSS） */
.chart-bars{display:flex;align-items:flex-end;gap:10px;height:180px;padding:0 4px}
.chart-bars .col{flex:1;display:flex;flex-direction:column;align-items:center;gap:6px;height:100%;justify-content:flex-end}
.chart-bars .bar{width:100%;max-width:26px;border-radius:5px 5px 2px 2px;background:linear-gradient(180deg,#60a5fa,#2563eb);position:relative;transition:filter .15s}
.chart-bars .col:hover .bar{filter:brightness(1.08)}
.chart-bars .bar.warn{background:linear-gradient(180deg,#fbbf24,#f59e0b)}
.chart-bars .bar.danger{background:linear-gradient(180deg,#f87171,#ef4444)}
.chart-bars .bar.ok{background:linear-gradient(180deg,#4ade80,#16a34a)}
.chart-bars .val{font-size:11px;color:var(--text-2);font-weight:600}
.chart-bars .lb{font-size:11.5px;color:var(--text-3);white-space:nowrap}
.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:12.5px;color:var(--text-2);margin-top:14px}
.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-right:6px;vertical-align:-1px}

/* 环形图 */
.donut-wrap{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.donut{position:relative;width:150px;height:150px;flex:0 0 150px}
.donut .center{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center}
.donut .center b{font-size:22px;font-weight:700}
.donut .center span{font-size:12px;color:var(--text-2)}
.donut-legend{flex:1;min-width:210px;display:flex;flex-direction:column;gap:11px}
.donut-legend .li{display:flex;align-items:center;gap:9px;font-size:13px}
.donut-legend .li i{width:9px;height:9px;border-radius:3px;flex:0 0 9px}
.donut-legend .li .nm{color:var(--text-2)}
.donut-legend .li .pv{margin-left:auto;font-weight:600}
.donut-legend .li .pc{width:44px;text-align:right;color:var(--text-2);font-size:12.5px}

/* 横向排行条 */
.rank{display:flex;flex-direction:column;gap:12px}
.rank .row{display:flex;align-items:center;gap:12px;font-size:13px}
.rank .row .nm{width:74px;color:var(--text-2);flex:0 0 74px}
.rank .row .track{flex:1;height:8px;background:#f1f5f9;border-radius:999px;overflow:hidden}
.rank .row .track i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#60a5fa,#2563eb)}
.rank .row .vv{width:52px;text-align:right;font-weight:600;flex:0 0 52px}

/* ---------- 12 步骤条与时间轴 ---------- */
.steps{display:flex;gap:0;padding:6px 0 2px}
.steps .step{flex:1;min-width:0;position:relative;text-align:center;padding:0 4px}
.steps .step .no{
  width:28px;height:28px;border-radius:50%;margin:0 auto 8px;
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;
  background:#f1f5f9;color:var(--text-3);border:2px solid #fff;box-shadow:0 0 0 1px var(--border);position:relative;z-index:2;
}
.steps .step .nm{font-size:12.5px;color:var(--text-2);line-height:1.4}
.steps .step .dt{font-size:11px;color:var(--text-3);margin-top:2px}
.steps .step.done .no{background:var(--success);color:#fff;box-shadow:0 0 0 1px var(--success)}
.steps .step.done .nm{color:var(--text)}
.steps .step.current .no{background:var(--primary);color:#fff;box-shadow:0 0 0 4px rgba(37,99,235,.15)}
.steps .step.current .nm{color:var(--primary);font-weight:600}
.steps .step.reject .no{background:var(--danger);color:#fff;box-shadow:0 0 0 4px rgba(239,68,68,.15)}
.steps .step.reject .nm{color:var(--danger);font-weight:600}
.steps .step::before{content:"";position:absolute;top:14px;left:0;width:50%;height:2px;background:var(--border);z-index:1}
.steps .step::after{content:"";position:absolute;top:14px;right:0;width:50%;height:2px;background:var(--border);z-index:1}
.steps .step:first-child::before,.steps .step:last-child::after{display:none}
.steps .step.done::before,.steps .step.done::after,.steps .step.current::before{background:var(--success)}

.steps-v{display:flex;flex-direction:column}
.steps-v .sv{display:flex;gap:14px;position:relative;padding-bottom:20px}
.steps-v .sv:last-child{padding-bottom:0}
.steps-v .sv::before{content:"";position:absolute;left:13px;top:28px;bottom:0;width:2px;background:var(--border)}
.steps-v .sv:last-child::before{display:none}
.steps-v .sv .no{width:28px;height:28px;border-radius:50%;flex:0 0 28px;display:flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:600;background:#f1f5f9;color:var(--text-3);z-index:2}
.steps-v .sv.done .no{background:var(--success);color:#fff}
.steps-v .sv.current .no{background:var(--primary);color:#fff;box-shadow:0 0 0 4px rgba(37,99,235,.14)}
.steps-v .sv .bd{flex:1;min-width:0;padding-top:2px}
.steps-v .sv .bd .t{font-size:13.5px;font-weight:600;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.steps-v .sv .bd .d{font-size:12.5px;color:var(--text-2);margin-top:3px}
.steps-v .sv .bd .m{font-size:12px;color:var(--text-3);margin-top:4px}

/* ---------- 13 上传区与图片占位 ---------- */
.uploader{
  border:1.5px dashed #cbd5e1;border-radius:var(--radius);background:#fafbfc;
  padding:22px;text-align:center;color:var(--text-2);transition:all .15s;cursor:pointer;
}
.uploader:hover{border-color:var(--primary);background:var(--primary-50)}
.uploader .ic{width:28px;height:28px;margin:0 auto 8px;stroke:var(--primary);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.uploader b{display:block;font-size:13.5px;color:var(--text);font-weight:600}
.uploader span{font-size:12px;color:var(--text-3)}
.upload-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:14px}
.up-card{border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;background:#fff}
.up-card .ph{height:96px}
.up-card .meta{padding:8px 10px;font-size:12.5px}
.up-card .meta b{display:block;font-weight:600;font-size:13px}
.up-card .meta span{color:var(--text-2)}
.up-card .meta .ops{margin-top:6px;display:flex;gap:10px}

/* 渐变色块占位（车辆照片 / 广告画面 / 证照） */
.ph{
  background:linear-gradient(135deg,#dbeafe 0%,#e0f2fe 55%,#ede9fe 100%);
  border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;
  color:var(--primary);position:relative;overflow:hidden;
}
.ph .ic{width:44%;height:44%;stroke:currentColor;fill:none;stroke-width:1.3;stroke-linecap:round;stroke-linejoin:round;opacity:.85}
.ph.dark{background:linear-gradient(135deg,#1e293b,#334155);color:#93c5fd}
.ph.warn{background:linear-gradient(135deg,#fef3c7,#fde68a);color:#b45309}
.ph.danger{background:linear-gradient(135deg,#fee2e2,#fecaca);color:#dc2626}
.ph.green{background:linear-gradient(135deg,#dcfce7,#bbf7d0);color:#15803d}
.ph .corner{position:absolute;left:8px;bottom:6px;font-size:11px;color:rgba(15,23,42,.45);letter-spacing:.5px}
.ph-lg{height:160px}
.ph-md{height:110px}
.ph-sm{height:72px}

/* ---------- 14 提示条与进度条 ---------- */
.alert{display:flex;gap:10px;padding:12px 14px;border-radius:var(--radius-sm);font-size:13px;line-height:1.6;border:1px solid transparent}
.alert .ic{width:16px;height:16px;flex:0 0 16px;margin-top:2px;stroke:currentColor;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.alert.info{background:var(--info-50);border-color:#bae6fd;color:#075985}
.alert.warn{background:var(--warning-50);border-color:#fde68a;color:#92400e}
.alert.danger{background:var(--danger-50);border-color:#fecaca;color:#991b1b}
.alert.success{background:var(--success-50);border-color:#bbf7d0;color:#166534}
.alert b{font-weight:600}
.alert .close{margin-left:auto;color:currentColor;opacity:.6}

.progress{height:6px;background:#f1f5f9;border-radius:999px;overflow:hidden;min-width:78px}
.progress i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#60a5fa,#2563eb)}
.progress.ok i{background:linear-gradient(90deg,#4ade80,#16a34a)}
.progress.warn i{background:linear-gradient(90deg,#fbbf24,#f59e0b)}
.progress.danger i{background:linear-gradient(90deg,#f87171,#ef4444)}
.progress-label{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--text-2)}
.progress-label .progress{flex:1}

.divider{height:1px;background:var(--border-light);margin:16px 0}
.muted{color:var(--text-2)}
.strong{font-weight:600}
.nowrap{white-space:nowrap}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt20{margin-top:20px}
.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}.mb16{margin-bottom:16px}

/* 通知/待办列表 */
.list-item{display:flex;gap:12px;padding:12px 0;border-bottom:1px solid var(--border-light)}
.list-item:last-child{border-bottom:none}
.list-item .li-ic{width:30px;height:30px;border-radius:8px;flex:0 0 30px;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff}
.list-item .li-bd{flex:1;min-width:0}
.list-item .li-t{font-size:13.5px;font-weight:500;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.list-item .li-d{font-size:12.5px;color:var(--text-2);margin-top:2px}
.list-item .li-r{flex:0 0 auto;display:flex;align-items:center;gap:8px}

/* ---------- 15 登录页 ---------- */
.login-wrap{display:flex;min-height:100vh;background:var(--page)}
.login-side{
  flex:0 0 46%;max-width:640px;color:#fff;padding:44px 48px;position:relative;overflow:hidden;
  background:linear-gradient(150deg,#0f172a 0%,#1e3a8a 55%,#2563eb 100%);
  display:flex;flex-direction:column;justify-content:space-between;
}
.login-side::after{
  content:"";position:absolute;right:-120px;top:-80px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%,rgba(56,189,248,.35),transparent 65%);
}
.login-side::before{
  content:"";position:absolute;left:-140px;bottom:-140px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle at 50% 50%,rgba(37,99,235,.45),transparent 65%);
}
.login-side .ls-in{position:relative;z-index:2}
.logo-row{display:flex;align-items:center;gap:12px}
.logo-row .mark{width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);display:flex;align-items:center;justify-content:center;font-size:18px;font-weight:700}
.logo-row b{font-size:18px;display:block}
.logo-row span{font-size:12.5px;color:#bcd3f5}
.ls-title{font-size:32px;font-weight:700;line-height:1.35;margin-top:44px;letter-spacing:.5px}
.ls-sub{font-size:15px;color:#c7dbfb;margin-top:12px;max-width:430px}
.ls-feats{margin-top:36px;display:flex;flex-direction:column;gap:14px;max-width:460px}
.ls-feat{display:flex;gap:12px;align-items:flex-start}
.ls-feat .fi{width:30px;height:30px;border-radius:9px;background:rgba(255,255,255,.13);display:flex;align-items:center;justify-content:center;flex:0 0 30px}
.ls-feat .fi .ic{width:16px;height:16px;stroke:#fff;fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.ls-feat b{display:block;font-size:14px}
.ls-feat span{font-size:12.5px;color:#b6ccf2;line-height:1.55}
.ls-foot{position:relative;z-index:2;font-size:12px;color:#93b4e8;line-height:1.8;border-top:1px solid rgba(255,255,255,.14);padding-top:16px}
.login-main{flex:1;display:flex;align-items:center;justify-content:center;padding:40px 24px}
.login-card{width:100%;max-width:400px;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:32px 32px 26px}
.login-card h2{font-size:22px;font-weight:700}
.login-card .welcome{font-size:13px;color:var(--text-2);margin-top:6px}
.login-tabs{display:flex;gap:22px;border-bottom:1px solid var(--border);margin:22px 0 20px}
/* WorkBuddy 20261019 账号体系补充：页签点击区提升至 36px 触控标准 */
.login-tabs .lt{display:inline-flex;align-items:center;min-height:36px;padding:0 2px 10px;font-size:14px;color:var(--text-2);border-bottom:2px solid transparent;margin-bottom:-1px;background:none;cursor:pointer}
.login-tabs .lt.active{color:var(--primary);font-weight:600;border-bottom-color:var(--primary)}
.form-item{margin-bottom:16px}
.form-item label{display:block;font-size:13px;color:var(--text-2);margin-bottom:7px}
.input-wrap{position:relative}
.input-wrap .ic{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--text-3);fill:none;stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.input-wrap .input{width:100%;height:42px;padding-left:38px}
.code-row{display:flex;gap:10px}
.code-canvas{
  flex:0 0 108px;height:42px;border:1px solid var(--border);border-radius:var(--radius-sm);
  display:flex;align-items:center;justify-content:center;letter-spacing:3px;font-weight:700;color:var(--primary);
  background:linear-gradient(135deg,#eff6ff,#f0f9ff);user-select:none;cursor:pointer;font-size:17px;
}
.form-extra{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:18px}
.login-card .tip{margin-top:18px;padding:10px 12px;background:var(--page);border-radius:var(--radius-sm);font-size:12px;color:var(--text-2);line-height:1.7}
.login-card .tip b{color:var(--text)}
.login-foot{margin-top:20px;text-align:center;font-size:12px;color:var(--text-3);line-height:1.8}

/* ---------- 16 iframe 导航壳 ---------- */
.shell-body{flex:1;display:flex;min-height:0}
.shell-body iframe{flex:1;width:100%;height:calc(100vh - var(--top-h));border:none;background:var(--page);display:block}

/* ---------- 16.1 内嵌模式（index.html 外壳加载时隐藏页面自身的侧栏/顶栏） ---------- */
.in-frame .sidebar, .in-frame .topbar{display:none}
.in-frame .main{margin-left:0}
.in-frame .content{padding-top:20px}

/* ---------- 17 响应式降级（窄屏） ---------- */
@media (max-width:1360px){
  .g6{grid-template-columns:repeat(3,minmax(0,1fr))}
  .g5{grid-template-columns:repeat(3,minmax(0,1fr))}
  .g-8-4,.g-7-5,.g-5-7{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:1100px){
  .g4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .g3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .search{width:200px}
}
@media (max-width:820px){
  :root{--side-w:64px}
  .brand-text,.nav-group,.side-foot,.nav-item span{display:none}
  .nav-item{justify-content:center}
  .g2,.g3,.g4,.g5,.g6{grid-template-columns:minmax(0,1fr)}
  .topbar{padding:0 14px}
  .content{padding:16px}
  .login-side{display:none}
}