/* =========================================================
   百度推广数据分析系统 —— 全局样式
   浅色主题 · 企业级数据后台
   ========================================================= */
:root{
  --brand:#2f6fed;
  --brand-dark:#1f56c4;
  --brand-soft:#eaf1ff;
  --up:#e0342b;      /* 上涨 → 红（国内惯例） */
  --down:#12a150;    /* 下降 → 绿 */
  --text:#1f2430;
  --text-2:#5b6473;
  --text-3:#8a93a3;
  --line:#e6e9f0;
  --line-2:#eef1f6;
  --bg:#f5f6fa;
  --card:#ffffff;
  --radius:12px;
  --shadow:0 2px 10px rgba(24,36,64,.05);
  --shadow-lg:0 12px 36px rgba(24,36,64,.10);
  --ok:#12a150;
  --warn:#e0a02b;
  --danger:#e0342b;
  --purple:#7a5cf0;
  --cyan:#0f9bb0;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--text);font-size:14px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--brand);text-decoration:none}
h1,h2,h3,h4{margin:0}

/* ---------- 布局 ---------- */
.app-shell{display:flex;min-height:100vh}
.sidebar{
  width:222px;flex:0 0 222px;background:#fff;border-right:1px solid var(--line);
  display:flex;flex-direction:column;position:sticky;top:0;height:100vh;
}
.brand{display:flex;align-items:center;gap:10px;padding:20px 18px 16px}
.brand-logo{
  width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,#2f6fed,#5b8cf7);
  color:#fff;font-weight:800;font-size:12px;display:flex;align-items:center;justify-content:center;letter-spacing:.5px;
}
.brand-name{font-size:14.5px;font-weight:700;color:var(--text)}
.nav{padding:6px 10px;overflow-y:auto;flex:1}
.nav-item{
  display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:9px;
  color:var(--text-2);font-size:13.5px;margin-bottom:2px;transition:.15s;
}
.nav-item:hover{background:var(--line-2);color:var(--text)}
.nav-item.active{background:var(--brand-soft);color:var(--brand);font-weight:600}
.nav-icon{display:flex;align-items:center;opacity:.9}
.sidebar-foot{padding:12px 16px;border-top:1px solid var(--line-2)}
.mode-chip{font-size:12px;padding:5px 9px;border-radius:20px;text-align:center;background:#fff8e8;color:#a9750e;border:1px solid #f4e3bd}
.mode-chip.api{background:#e9f8f0;color:#0e7d40;border-color:#c4ecd6}

.main{flex:1;display:flex;flex-direction:column;min-width:0}
.topbar{
  height:62px;background:#fff;border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:20;
}
.topbar-left{display:flex;align-items:center;gap:18px;min-width:0}
.page-title{font-size:17px;font-weight:700}
.account-switch .select{min-width:280px}
.topbar-right{display:flex;align-items:center;gap:14px}
.user-menu{position:relative;display:flex;align-items:center;gap:10px;cursor:pointer;padding:6px 8px;border-radius:10px}
.user-menu:hover{background:var(--line-2)}
.avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#2f6fed,#7a5cf0);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px}
.user-info{display:flex;flex-direction:column;line-height:1.25}
.user-name{font-size:13px;font-weight:600}
.user-role{font-size:11.5px;color:var(--text-3)}
.dropdown{
  position:absolute;top:46px;right:0;background:#fff;border:1px solid var(--line);border-radius:10px;
  box-shadow:var(--shadow-lg);min-width:130px;padding:6px;display:none;z-index:50;
}
.user-menu:hover .dropdown{display:block}
.dropdown a{display:block;padding:8px 12px;border-radius:7px;color:var(--text-2);font-size:13px}
.dropdown a:hover{background:var(--line-2);color:var(--text)}

.content{padding:20px 22px 40px;flex:1}
.blank-body{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:linear-gradient(135deg,#eef2fb 0%,#f7f9fd 60%,#eef7f3 100%)}

/* ---------- 卡片 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:18px}
.card-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:15px 18px;border-bottom:1px solid var(--line-2)}
.card-title{font-size:14.5px;font-weight:700}
.card-sub{font-size:12.5px;color:var(--text-3);font-weight:400;margin-top:2px}
.card-body{padding:18px}
.card-body.tight{padding:0}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-5{grid-template-columns:repeat(5,1fr)}
@media (max-width:1200px){.grid-4,.grid-5{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}}
@media (max-width:860px){.grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}}

/* ---------- 指标卡 ---------- */
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.stat::after{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--brand);opacity:.85}
.stat.c-cost::after{background:var(--purple)}
.stat.c-click::after{background:var(--cyan)}
.stat.c-ctr::after{background:var(--warn)}
.stat.c-conv::after{background:var(--ok)}
.stat.c-imp::after{background:var(--brand)}
.stat-label{font-size:12.5px;color:var(--text-3);display:flex;align-items:center;gap:6px}
.stat-value{font-size:25px;font-weight:800;letter-spacing:-.3px;margin:6px 0 8px;font-variant-numeric:tabular-nums}
.stat-value small{font-size:13px;font-weight:600;color:var(--text-3);margin-left:3px}
.stat-deltas{display:flex;gap:14px;flex-wrap:wrap;font-size:12px}
.delta{display:inline-flex;align-items:center;gap:4px;color:var(--text-2)}
.delta .v{font-weight:700;font-variant-numeric:tabular-nums}
.delta.up .v{color:var(--up)}
.delta.down .v{color:var(--down)}
.delta.flat .v{color:var(--text-3)}
.delta .k{color:var(--text-3)}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto}
table.data{width:100%;border-collapse:collapse;font-size:13px}
table.data th{
  text-align:left;padding:11px 14px;background:#fafbfd;color:var(--text-2);font-weight:600;
  border-bottom:1px solid var(--line);white-space:nowrap;font-size:12.5px;
}
table.data td{padding:11px 14px;border-bottom:1px solid var(--line-2);color:var(--text);white-space:nowrap}
table.data tr:last-child td{border-bottom:none}
table.data tr:hover td{background:#fafbfe}
table.data td.num,table.data th.num{text-align:right;font-variant-numeric:tabular-nums}
table.data tfoot td{font-weight:700;background:#fafbfd;border-top:1px solid var(--line)}

/* ---------- 表单 ---------- */
.form-row{display:flex;flex-direction:column;gap:6px;margin-bottom:15px}
.form-row label{font-size:13px;color:var(--text-2);font-weight:600}
.form-row .hint{font-size:12px;color:var(--text-3)}
.input,.select,textarea.input{
  width:100%;padding:9px 12px;border:1px solid var(--line);border-radius:9px;font-size:13.5px;
  background:#fff;color:var(--text);transition:.15s;font-family:inherit;
}
.input:focus,.select:focus,textarea.input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(47,111,237,.12)}
textarea.input{min-height:84px;resize:vertical}
.input[readonly]{background:#f7f8fb;color:var(--text-3)}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:0 18px}
@media (max-width:820px){.form-grid{grid-template-columns:1fr}}
.checkbox{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2);cursor:pointer}
.checkbox input{width:16px;height:16px;accent-color:var(--brand)}
.switch{display:inline-flex;align-items:center;gap:9px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 17px;border-radius:9px;
  border:1px solid transparent;background:var(--brand);color:#fff;font-size:13.5px;font-weight:600;cursor:pointer;
  transition:.15s;text-decoration:none;line-height:1.3;white-space:nowrap;
}
.btn:hover{background:var(--brand-dark)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn.ghost{background:#fff;border-color:var(--line);color:var(--text-2)}
.btn.ghost:hover{background:var(--line-2);color:var(--text)}
.btn.danger{background:var(--danger)}
.btn.danger:hover{background:#c22a22}
.btn.ok{background:var(--ok)}
.btn.ok:hover{background:#0e8642}
.btn.sm{padding:6px 12px;font-size:12.5px;border-radius:7px}
.btn.lg{padding:11px 26px;font-size:15px}
.btn.block{width:100%}
.btn-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}

/* ---------- 提示 / 徽章 ---------- */
.alert{padding:11px 15px;border-radius:10px;font-size:13.5px;margin-bottom:16px;border:1px solid}
.alert-success{background:#eafaf1;color:#0e7d40;border-color:#c4ecd6}
.alert-error{background:#fdecea;color:#b3241c;border-color:#f7cdc9}
.alert-info{background:var(--brand-soft);color:var(--brand-dark);border-color:#cfe0ff}
.alert-warn{background:#fff8e8;color:#9a6c08;border-color:#f4e3bd}

.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600;line-height:1.7}
.badge.gray{background:#f1f3f7;color:var(--text-2)}
.badge.blue{background:var(--brand-soft);color:var(--brand)}
.badge.green{background:#eafaf1;color:#0e7d40}
.badge.red{background:#fdecea;color:#b3241c}
.badge.orange{background:#fff8e8;color:#9a6c08}
.badge.purple{background:#f2eeff;color:#5b3fd0}

/* ---------- 分数环 ---------- */
.score-ring{width:132px;height:132px;position:relative;margin:0 auto}
.score-ring svg{transform:rotate(-90deg)}
.score-ring .inner{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
}
.score-ring .num{font-size:34px;font-weight:800;line-height:1}
.score-ring .txt{font-size:12.5px;color:var(--text-3);margin-top:2px}

/* ---------- 进度条 ---------- */
.bar{height:7px;border-radius:6px;background:var(--line-2);overflow:hidden}
.bar > i{display:block;height:100%;border-radius:6px;background:var(--brand)}
.bar > i.g{background:var(--ok)}
.bar > i.o{background:var(--warn)}
.bar > i.r{background:var(--danger)}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:18px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:var(--line)}
.tl-item{position:relative;padding:0 0 16px 0}
.tl-item::before{content:"";position:absolute;left:-17px;top:5px;width:9px;height:9px;border-radius:50%;background:var(--brand);border:2px solid #fff;box-shadow:0 0 0 1px var(--line)}
.tl-item.warn::before{background:var(--warn)}
.tl-item.danger::before{background:var(--danger)}
.tl-item.ok::before{background:var(--ok)}
.tl-time{font-size:12px;color:var(--text-3)}
.tl-text{font-size:13.5px}

/* ---------- 空态 ---------- */
.empty{text-align:center;padding:56px 20px;color:var(--text-3)}
.empty .big{font-size:40px;margin-bottom:10px;opacity:.5}

/* ---------- 工具条 ---------- */
.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap;justify-content:space-between}
.toolbar .left,.toolbar .right{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.seg{display:inline-flex;background:#f1f3f7;border-radius:9px;padding:3px}
.seg a{padding:6px 14px;border-radius:7px;font-size:13px;color:var(--text-2)}
.seg a.active{background:#fff;color:var(--brand);font-weight:600;box-shadow:var(--shadow)}

/* ---------- 登录页 ---------- */
.login-wrap{width:100%;max-width:400px;background:#fff;border-radius:18px;box-shadow:0 20px 60px rgba(24,36,64,.12);padding:38px 36px}
.login-brand{display:flex;align-items:center;gap:11px;margin-bottom:6px;justify-content:center}
.login-title{text-align:center;font-size:20px;font-weight:800;margin:12px 0 4px}
.login-sub{text-align:center;font-size:13px;color:var(--text-3);margin-bottom:26px}
.login-tip{margin-top:18px;font-size:12px;color:var(--text-3);text-align:center;line-height:1.8;
  background:#fafbfd;border:1px dashed var(--line);border-radius:10px;padding:10px}

/* ---------- 安装页 ---------- */
.install-wrap{width:100%;max-width:760px;background:#fff;border-radius:18px;box-shadow:0 20px 60px rgba(24,36,64,.12);padding:34px 38px;margin:30px 0}
.check-list{display:grid;grid-template-columns:repeat(2,1fr);gap:8px 18px;margin:8px 0 20px}
.check-item{display:flex;align-items:center;gap:8px;font-size:13.5px}
.check-item .dot{width:8px;height:8px;border-radius:50%}
.check-item .dot.ok{background:var(--ok)}
.check-item .dot.no{background:var(--danger)}

/* ---------- 弹窗 ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(20,28,45,.45);display:none;align-items:center;justify-content:center;z-index:100;padding:20px}
.modal-mask.show{display:flex}
.modal{background:#fff;border-radius:14px;width:100%;max-width:520px;box-shadow:var(--shadow-lg);max-height:88vh;overflow:auto}
.modal-head{padding:16px 20px;border-bottom:1px solid var(--line-2);font-weight:700;display:flex;justify-content:space-between;align-items:center}
.modal-body{padding:20px}
.modal-foot{padding:14px 20px;border-top:1px solid var(--line-2);display:flex;justify-content:flex-end;gap:10px}
.modal-close{cursor:pointer;color:var(--text-3);font-size:20px;line-height:1;background:none;border:none}

/* ---------- Toast ---------- */
#toastBox{position:fixed;top:20px;right:20px;z-index:200;display:flex;flex-direction:column;gap:10px}
.toast{background:#fff;border-left:4px solid var(--brand);border-radius:10px;box-shadow:var(--shadow-lg);
  padding:12px 18px;font-size:13.5px;min-width:220px;animation:slideIn .25s ease}
.toast.ok{border-left-color:var(--ok)}
.toast.err{border-left-color:var(--danger)}
@keyframes slideIn{from{transform:translateX(30px);opacity:0}to{transform:translateX(0);opacity:1}}

/* ---------- 图表容器 ---------- */
.chart-box{width:100%;height:300px;position:relative}
.chart-box.sm{height:220px}
.loading-mask{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(255,255,255,.7);font-size:13px;color:var(--text-3)}

/* ---------- 杂项 ---------- */
.muted{color:var(--text-3)}
.small{font-size:12.5px}
.mb0{margin-bottom:0}
.mt12{margin-top:12px}
.mt18{margin-top:18px}
.flex{display:flex}
.flex-between{display:flex;align-items:center;justify-content:space-between;gap:12px}
.flex-center{display:flex;align-items:center;gap:8px}
.wrap{flex-wrap:wrap}
.nowrap{white-space:nowrap}
.text-up{color:var(--up)!important}
.text-down{color:var(--down)!important}
.tabular{font-variant-numeric:tabular-nums}
.divider{height:1px;background:var(--line-2);margin:16px 0}
pre.code{background:#0f172a;color:#e2e8f0;padding:14px;border-radius:10px;font-size:12px;overflow:auto;max-height:320px}
.kv{display:grid;grid-template-columns:110px 1fr;gap:6px 12px;font-size:13px}
.kv dt{color:var(--text-3)}
.kv dd{margin:0}