:root{
  --blue:#2E5C8A;          /* 包才蓝 主色 */
  --blue-dark:#244B70;
  --earth:#D4A574;         /* 纸箱米 辅助 */
  --gold:#C9A66B;          /* 木质感金 激励 */
  --globe:#3A8BCB;         /* 地球蓝 点缀 */
  --bg:#F6F7F9;
  --card:#FFFFFF;
  --ink:#1F2329;
  --sub:#8A9099;
  --line:#ECECEF;
  --radius:14px;
  --shadow:0 2px 12px rgba(0,0,0,.06);
  --shadow-lg:0 12px 40px rgba(46,92,138,.16);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",Segoe UI,Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.65;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:min(1160px,92vw);margin:0 auto}
.dn{display:none !important}

/* ===== 导航 ===== */
.nav{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line);
}
.nav .inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.brand img{height:38px;width:auto}
.brand .txt{font-size:18px;color:var(--blue);letter-spacing:.5px}
.brand .txt small{display:block;font-size:11px;color:var(--sub);font-weight:600;letter-spacing:2px}
.menu{display:flex;gap:26px;align-items:center}
.menu a{color:var(--ink);font-size:15px;font-weight:600;transition:.2s}
.menu a:hover{color:var(--blue)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  padding:10px 20px;border-radius:999px;font-weight:700;font-size:14px;cursor:pointer;border:0;transition:.2s;
}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 6px 18px rgba(46,92,138,.3)}
.btn-primary:hover{background:var(--blue-dark);transform:translateY(-1px)}
.btn-gold{background:linear-gradient(135deg,var(--gold),var(--earth));color:#fff}
.btn-ghost{background:#fff;color:var(--blue);border:1.5px solid var(--blue)}
@media(max-width:860px){.menu a:not(.keep){display:none}}

/* ===== Hero ===== */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(160deg,#2E5C8A 0%,#244B70 55%,#1d3e5e 100%);
  color:#fff;padding:72px 0 84px;
}
.hero::after{
  content:"";position:absolute;right:-120px;top:-80px;width:520px;height:520px;border-radius:50%;
  background:radial-gradient(circle,rgba(212,165,116,.35),rgba(212,165,116,0) 70%);
}
.hero .grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;position:relative;z-index:1}
.hero .logo-big{height:84px;margin-bottom:18px;filter:drop-shadow(0 8px 20px rgba(0,0,0,.3))}
.hero h1{font-size:42px;line-height:1.25;font-weight:900;letter-spacing:1px}
.hero h1 .hl{color:var(--earth)}
.hero .slogan{font-size:20px;color:#eaf2fa;margin:14px 0 10px;font-weight:600;letter-spacing:3px}
.hero p.lead{color:#cfe0f0;max-width:520px;font-size:15px}
.hero .cta{margin-top:26px;display:flex;gap:14px;flex-wrap:wrap}
.hero .card-float{
  background:rgba(255,255,255,.10);border:1px solid rgba(255,255,255,.22);border-radius:18px;
  padding:22px;backdrop-filter:blur(6px);
}
.hero .card-float .row{display:flex;justify-content:space-between;margin:10px 0;font-size:14px;color:#eaf2fa}
.hero .card-float .row b{color:var(--earth);font-size:18px}
@media(max-width:860px){.hero .grid{grid-template-columns:1fr}.hero h1{font-size:32px}}

/* ===== 数据条 ===== */
.stats{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);
  margin-top:-44px;position:relative;z-index:2;display:grid;grid-template-columns:repeat(5,1fr);overflow:hidden}
.stats .item{padding:26px 18px;text-align:center;border-right:1px solid var(--line)}
.stats .item:last-child{border:0}
.stats .num{font-size:30px;font-weight:900;color:var(--blue);font-variant-numeric:tabular-nums}
.stats .num small{font-size:14px;color:var(--sub);font-weight:700}
.stats .label{color:var(--sub);font-size:13px;margin-top:6px}
@media(max-width:860px){.stats{grid-template-columns:repeat(2,1fr)}.stats .item{border-bottom:1px solid var(--line)}}

/* ===== 通用 section ===== */
section.block{padding:72px 0}
.sec-head{text-align:center;margin-bottom:42px}
.sec-head .kicker{color:var(--gold);font-weight:800;letter-spacing:3px;font-size:13px}
.sec-head h2{font-size:30px;margin:8px 0 6px;font-weight:900}
.sec-head p{color:var(--sub);max-width:640px;margin:0 auto}

/* 模块卡片 */
.mod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.mod{
  background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;
  border:1px solid var(--line);transition:.25s;position:relative;overflow:hidden;
}
.mod:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--earth)}
.mod .ic{font-size:34px}
.mod h3{font-size:19px;margin:12px 0 8px}
.mod p{color:var(--sub);font-size:14px}
.mod ul{margin-top:14px;list-style:none;display:grid;gap:8px}
.mod li{font-size:13px;color:var(--ink);padding-left:20px;position:relative}
.mod li::before{content:"✓";position:absolute;left:0;color:var(--gold);font-weight:800}
.mod .badge{position:absolute;top:16px;right:-34px;background:var(--gold);color:#fff;font-size:11px;
  font-weight:700;padding:4px 40px;transform:rotate(45deg)}
@media(max-width:860px){.mod-grid{grid-template-columns:1fr}}

/* 联盟生态 */
.eco{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.eco .panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;border:1px solid var(--line)}
.eco h3{color:var(--blue);margin-bottom:14px;font-size:18px}
.tag-list{display:flex;flex-wrap:wrap;gap:10px}
.tag{background:#f1f5fa;color:var(--blue);border:1px solid #dde7f1;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:600}
.tag.lock{background:#fbf3e8;color:#a9792f;border-color:#f0dcbf}
@media(max-width:860px){.eco{grid-template-columns:1fr}}

/* 图表 */
.chart-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:22px}
.chart-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;border:1px solid var(--line)}
.chart-card h3{font-size:17px;margin-bottom:12px;color:var(--blue)}
.chart{width:100%;height:300px}
.warn-list{display:grid;gap:12px}
.warn{display:flex;align-items:center;gap:14px;padding:12px 14px;border:1px solid var(--line);border-radius:12px}
.warn .days{background:#fff0ec;color:#d8542f;font-weight:900;border-radius:10px;padding:6px 10px;font-size:13px;min-width:56px;text-align:center}
.warn .info{flex:1}
.warn .info b{font-size:14px}
.warn .info span{display:block;color:var(--sub);font-size:12px;margin-top:2px}
@media(max-width:860px){.chart-grid{grid-template-columns:1fr}}

/* 入驻表单 */
.join{background:linear-gradient(135deg,#244B70,#2E5C8A);border-radius:20px;padding:40px;color:#fff;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.join h2{font-size:26px}
.join p{color:#cfe0f0;margin-top:10px}
.join form{display:grid;gap:14px}
.join input,.join select,.join textarea{
  width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.25);
  background:rgba(255,255,255,.12);color:#fff;font-size:14px;font-family:inherit;
}
.join input::placeholder,.join textarea::placeholder{color:#bcd0e2}
.join input:focus,.join select:focus,.join textarea:focus{outline:none;border-color:var(--earth);background:rgba(255,255,255,.18)}
.join select option{color:#1F2329}
.join .ok{background:#1f8a4c;color:#fff;padding:10px 14px;border-radius:10px;font-size:14px;text-align:center}
@media(max-width:860px){.join{grid-template-columns:1fr}}

/* FAQ */
.faq{display:grid;gap:12px;max-width:820px;margin:0 auto}
.faq .item{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}
.faq .q{padding:16px 18px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center}
.faq .q .ar{color:var(--blue);transition:.25s}
.faq .item.open .q .ar{transform:rotate(45deg)}
.faq .a{padding:0 18px 16px;color:var(--sub);font-size:14px;display:none}
.faq .item.open .a{display:block}

/* 页脚 */
.footer{background:#1d3e5e;color:#cfe0f0;padding:48px 0 28px;margin-top:40px}
.footer .grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:30px}
.footer h4{color:#fff;margin-bottom:14px;font-size:15px}
.footer a,.footer p{color:#aec6dc;font-size:13px;line-height:2}
.footer .copy{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:16px;text-align:center;color:#8fb0cc;font-size:12px}

/* ===== 管理后台 ===== */
.admin{background:#f0f2f5;min-height:100vh}
.admin .topbar{background:var(--blue);color:#fff;padding:0 0;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 22px}
.admin .topbar .brand-sm{display:flex;align-items:center;gap:8px;font-weight:800}
.admin .topbar .brand-sm img{height:30px}
.admin .wrap{display:grid;grid-template-columns:210px 1fr;min-height:calc(100vh - 56px)}
.admin .side{background:#fff;border-right:1px solid var(--line);padding:16px 10px}
.admin .side a{display:block;padding:11px 14px;border-radius:10px;color:var(--ink);font-weight:600;font-size:14px;margin-bottom:4px;cursor:pointer}
.admin .side a.active,.admin .side a:hover{background:#eef4fb;color:var(--blue)}
.admin .main{padding:22px}
.admin .kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.admin .kpi{background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:18px;border:1px solid var(--line)}
.admin .kpi .v{font-size:26px;font-weight:900;color:var(--blue);font-variant-numeric:tabular-nums}
.admin .kpi .l{color:var(--sub);font-size:13px;margin-top:4px}
.admin .panel{background:#fff;border-radius:12px;box-shadow:var(--shadow);padding:18px;border:1px solid var(--line);margin-bottom:20px}
.admin .panel h3{font-size:16px;margin-bottom:12px;color:var(--blue)}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}
th{color:var(--sub);font-weight:700;background:#fafbfc}
.tag-st{font-size:12px;padding:2px 8px;border-radius:6px}
.tag-st.on{background:#e7f6ec;color:#1f8a4c}
.tag-st.off{background:#fdecea;color:#d8542f}
.login{height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#244B70,#2E5C8A)}
.login .box{background:#fff;border-radius:16px;box-shadow:var(--shadow-lg);padding:34px;width:340px}
.login .box img{height:46px;margin:0 auto 14px;display:block}
.login .box h3{text-align:center;margin-bottom:18px;color:var(--blue)}
.login input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;margin-bottom:12px;font-family:inherit}
.login .err{color:#d8542f;font-size:12px;margin-bottom:10px;text-align:center}
@media(max-width:860px){.admin .wrap{grid-template-columns:1fr}.admin .side{display:none}.admin .kpis{grid-template-columns:repeat(2,1fr)}}

/* ===== 会员体系（首页） ===== */
.vip .vip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:8px}
.vip-card{position:relative;background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px 24px;border:2px solid var(--line);transition:.25s;overflow:hidden;display:flex;flex-direction:column}
.vip-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.vip-card.hot{border-color:var(--tc);transform:translateY(-6px)}
.vip-card.sel{border-color:var(--tc);box-shadow:0 0 0 3px color-mix(in srgb,var(--tc) 30%,transparent)}
.vip-card .badge{align-self:flex-start;background:var(--tc);color:#fff;font-size:11px;font-weight:700;padding:4px 12px;border-radius:999px;margin-bottom:10px}
.vip-card h3{font-size:21px;color:var(--tc);margin-bottom:6px}
.vip-card .price{font-size:14px;color:var(--sub);margin-bottom:16px}
.vip-card .price b{font-size:38px;font-weight:900;color:var(--ink)}
.vip-card .price span{font-size:14px;margin-left:4px}
.vip-card ul{list-style:none;display:grid;gap:10px;margin-bottom:20px;flex:1}
.vip-card li{font-size:13px;color:var(--ink);padding-left:22px;position:relative}
.vip-card li::before{content:"✓";position:absolute;left:0;color:var(--tc);font-weight:800}
.vip-card .btn{width:100%}
.vip-cta{text-align:center;margin-top:28px}
@media(max-width:860px){.vip .vip-grid{grid-template-columns:1fr}}

/* ===== 会员中心 / 门户通用 ===== */
.portal{background:#f0f2f5;min-height:100vh}
.portal .topbar{background:var(--blue);color:#fff;height:56px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;position:sticky;top:0;z-index:20}
.portal .topbar .brand-sm{display:flex;align-items:center;gap:8px;font-weight:800}
.portal .topbar .brand-sm img{height:30px}
.portal .main{padding:30px 0 50px}
.join-box{background:#fff;border-radius:14px;box-shadow:var(--shadow);padding:24px;max-width:560px;margin:26px auto 0;border:1px solid var(--line)}
.join-box h3{color:var(--blue);margin-bottom:14px;font-size:18px}
.join-box .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:12px}
.join-box input{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:9px;font-family:inherit}
.join-box .note{color:var(--sub);font-size:12px;margin-top:10px;line-height:1.6}
.portal .ok{background:#e7f6ec;color:#1f8a4c;padding:10px 14px;border-radius:10px;font-size:14px;margin-bottom:12px}
.portal .err{background:#fdecea;color:#d8542f;padding:10px 14px;border-radius:10px;font-size:14px;margin-bottom:12px}

/* 入驻表单增强 */
.join-points{list-style:none;display:grid;gap:8px;margin-top:14px}
.join-points li{font-size:13px;color:#cfe0f0;padding-left:20px;position:relative}
.join-points li::before{content:"✓";position:absolute;left:0;color:var(--earth);font-weight:800}
.join .err{background:#fdecea;color:#d8542f;padding:8px 12px;border-radius:9px;font-size:13px;margin-bottom:8px}

/* 管理后台：表单/按钮 */
.admin .form-inline{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.admin .form-inline input,.admin .form-inline select{padding:9px 12px;border:1px solid var(--line);border-radius:9px;font-family:inherit;font-size:13px}
.admin .mini{padding:5px 10px;font-size:12px;border-radius:8px}
.admin .tips{list-style:none;display:grid;gap:8px}
.admin .tips li{padding:10px 14px;background:#f7faff;border-left:3px solid var(--blue);border-radius:8px;font-size:14px}
.admin select{padding:6px 8px;border:1px solid var(--line);border-radius:8px;font-family:inherit;font-size:13px}
.admin .days{background:#fff0ec;color:#d8542f;padding:4px 10px;border-radius:8px;font-weight:800;font-size:12px}

/* ============ 模式升级对比（企叮咚漏洞 → 包才道通修补） ============ */
.cmp{display:grid;gap:12px}
.cmp-row{display:grid;grid-template-columns:140px 1fr 1fr;gap:12px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;align-items:stretch}
.cmp-dim{font-weight:800;color:var(--blue);display:flex;align-items:center;font-size:14px}
.cmp-col{border-radius:10px;padding:12px 14px}
.cmp-col.flaw{background:#fdecea}
.cmp-col.fix{background:#e7f6ec}
.cmp-col .ch{font-weight:800;margin-bottom:6px;font-size:13px}
.cmp-col.flaw .ch{color:#d8542f}
.cmp-col.fix .ch{color:#1f8a4c}
.cmp-col .cb{font-size:13px;color:#4a5560;line-height:1.6}
@media(max-width:760px){.cmp-row{grid-template-columns:1fr}.cmp-dim{font-size:13px}}

/* ============ 新功能页门户（售卡/供应链/商学院/工具） ============ */
.portal{min-height:100vh;background:linear-gradient(160deg,#2e5c8a 0%,#3a8bcb 100%)}
.portal .topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 0;background:rgba(0,0,0,.12)}
.portal .topbar .topbtn{margin-right:0}
.portal .main{min-height:calc(100vh - 70px)}
.portal .sec-head{color:#fff;margin:20px 0}
.portal .sec-head h2{color:#fff}
.portal .sec-head .kicker{color:var(--earth)}
.portal .sec-head p{color:#dce8f3}
.portal .panel{background:#fff;border-radius:14px;padding:20px;margin-bottom:18px;box-shadow:0 8px 24px rgba(0,0,0,.12)}
.portal .panel h3{color:var(--blue);margin-bottom:14px}
.portal .note{color:var(--sub);font-size:13px;line-height:1.7;margin-top:8px}
.portal .grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.portal .form-inline.col{flex-direction:column;align-items:stretch}
.portal .form-inline input,.portal .form-inline select{width:100%}
.portal .ok{background:#e7f6ec;color:#1f8a4c;padding:10px 14px;border-radius:10px;font-size:14px;margin:10px 0}
.portal .err{background:#fdecea;color:#d8542f;padding:10px 14px;border-radius:10px;font-size:14px;margin-bottom:10px}

/* 售卡中心：卡种矩阵 */
.card-types{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:14px}
.ct{background:#f7faff;border:1px solid var(--line);border-radius:12px;padding:16px;text-align:center}
.ct .ct-cat{font-size:12px;color:var(--earth);font-weight:700}
.ct h4{color:var(--blue);margin:6px 0}
.ct .ct-price b{font-size:24px;color:var(--red)}
.ct .ct-ben{font-size:13px;color:var(--sub);margin:8px 0;line-height:1.5;min-height:38px}
.ct .ct-rate{font-size:12px;color:#1f8a4c;background:#e7f6ec;padding:5px 8px;border-radius:8px;display:inline-block}

/* 售卡中心：勋章 */
.medals{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:14px}
.md{background:linear-gradient(160deg,#fff7ec,#fff);border:1px solid #f0d9b5;border-radius:12px;padding:16px;text-align:center}
.md .md-ic{font-size:30px}
.md .md-name{font-weight:800;color:#c98a2b;margin:6px 0}
.md .md-rule{font-size:12px;color:var(--sub);line-height:1.5;min-height:34px}
.md .md-holder{font-size:12px;color:var(--blue);margin-top:8px;font-weight:700}

/* 通用两列网格 / 选项卡 */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.tabs{display:flex;gap:8px;margin-bottom:14px}
.tabs button{padding:8px 18px;border:1px solid var(--line);background:#fff;border-radius:9px;cursor:pointer;font-family:inherit;font-size:14px}
.tabs button.on{background:var(--blue);color:#fff;border-color:var(--blue)}

/* 联盟生态入口按钮 */
.eco-entry{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;justify-content:center}

/* 权益供应链：资源卡 */
.res-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px}
.res{background:#f7faff;border:1px solid var(--line);border-radius:12px;padding:16px;cursor:pointer;transition:.15s}
.res:hover{box-shadow:0 6px 18px rgba(46,92,138,.15)}
.res.sel{border-color:var(--blue);box-shadow:0 0 0 2px var(--blue)}
.res .res-mer{font-size:12px;color:var(--earth);font-weight:700}
.res h4{color:var(--blue);margin:6px 0}
.res .res-val{font-size:18px;font-weight:800;color:var(--red)}
.res .res-type{font-size:12px;color:var(--sub)}
.res .res-pts{font-size:13px;color:#1f8a4c;margin-top:8px;font-weight:700}

/* 商学院：课程卡 */
.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px}
.course{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 4px 14px rgba(0,0,0,.06)}
.course .course-cat{font-size:12px;color:var(--earth);font-weight:700}
.course h4{color:var(--blue);margin:8px 0}
.course p{font-size:13px;color:var(--sub);line-height:1.6;min-height:42px}
.course .course-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:#4a5560;margin:10px 0}
.course .course-price{font-size:16px;font-weight:800;color:var(--red)}

/* 引流工具：工具卡 */
.tool-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.tool{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;box-shadow:0 4px 14px rgba(0,0,0,.06)}
.tool .tool-type{font-size:12px;color:var(--earth);font-weight:700}
.tool h4{color:var(--blue);margin:8px 0}
.tool p{font-size:13px;color:var(--sub);line-height:1.6}

@media(max-width:760px){.portal .grid2,.grid2{grid-template-columns:1fr}}