:root{
  --bg:#eef4fc; --bg2:#e3ecfa;
  --panel:#ffffff; --panel2:#f3f8fe; --line:#d7e4f6;
  --txt:#0b1b33; --txt2:#12233d; --dim:#5c7391; --dim2:#93a8c2;
  --brand:#1a6dff; --brand2:#0d5ae0;
  --ok:#12a150; --warn:#d97706; --bad:#dc2626; --info:#0ea5e9;
  --radius:10px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font:14px/1.6 -apple-system,"Segoe UI","Microsoft YaHei",sans-serif;
  background:var(--bg); color:var(--txt); -webkit-font-smoothing:antialiased;
}
.boot{padding:80px;text-align:center;color:var(--dim)}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select{font:inherit}
a{color:var(--brand);text-decoration:none}

/* ---------- 登录 ---------- */
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:radial-gradient(1200px 600px at 20% 10%,#dbe8fb 0%,var(--bg) 60%)}
.login-card{width:380px;background:var(--panel);border:1px solid var(--line);
  border-radius:16px;padding:36px 32px;box-shadow:0 18px 44px rgba(20,60,120,.12)}
.login-card h1{font-size:20px;font-weight:600;letter-spacing:.5px;color:var(--txt)}
.login-card .sub{color:var(--dim);font-size:12px;margin:6px 0 26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12px;color:var(--dim);margin-bottom:6px}
.field input{width:100%;padding:11px 12px;background:#fff;border:1px solid var(--line);
  border-radius:8px;color:var(--txt);outline:none}
.field input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(26,109,255,.12)}
.cap-row{display:flex;gap:10px;align-items:stretch}
.cap-row input{flex:1;min-width:0}
.cap-img{width:112px;height:42px;flex:0 0 112px;border:1px solid var(--line);
  border-radius:8px;background:#f6f9ff;cursor:pointer;object-fit:cover}
.btn{width:100%;padding:11px;border-radius:8px;background:var(--brand2);color:#fff;
  font-weight:600;transition:.15s}
.btn:hover{background:var(--brand)}
.btn:disabled{opacity:.5;cursor:not-allowed}
.alert{margin-top:14px;padding:10px 12px;border-radius:8px;font-size:13px;
  background:#fef2f2;border:1px solid #fecaca;color:#b91c1c}
.alert.ok{background:#f0fdf4;border-color:#bbf7d0;color:#15803d}

/* ---------- 布局 ---------- */
.shell{display:flex;height:100vh;overflow:hidden}
.side{width:232px;flex:0 0 232px;background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column}
.brand{padding:18px 20px;border-bottom:1px solid var(--line)}
.brand b{font-size:15px;letter-spacing:.5px;color:var(--txt)}
.brand span{display:block;font-size:11px;color:var(--dim2);margin-top:2px}
.nav{flex:1;overflow-y:auto;padding:10px 0}
.nav-group{padding:14px 20px 6px;font-size:11px;color:var(--dim2);letter-spacing:1px}
.nav a{display:flex;align-items:center;gap:9px;padding:9px 20px;color:var(--txt2);
  font-size:13px;font-weight:500;border-left:2px solid transparent}
.nav a:hover{background:var(--panel2);color:var(--brand2)}
.nav a.on{background:#e8f1ff;color:var(--brand2);font-weight:600;border-left-color:var(--brand)}
.nav a .ic{width:16px;text-align:center;opacity:.8}
/* 运营台下面的子目录（原后台功能菜单） */
.nav a.sub{padding-left:46px;font-size:12.5px}
.nav a.sub .ic{font-size:10px;opacity:.5}
.main{flex:1;display:flex;flex-direction:column;min-width:0}
.top{height:54px;flex:0 0 54px;border-bottom:1px solid var(--line);background:var(--panel);
  display:flex;align-items:center;justify-content:space-between;padding:0 20px}
.top .crumb{font-size:14px;font-weight:600;color:var(--txt)}
.top .who{font-size:12px;color:var(--dim);display:flex;align-items:center;gap:12px}
.top .who button{color:var(--dim);font-size:12px}
.top .who button:hover{color:var(--bad)}
.content{flex:1;overflow-y:auto;padding:22px}
/* 整页拉满（数据看板）：去掉内容区左右留白，iframe 铺满整个宽度 */
.content.bleed{padding:0}
.content.bleed .notice{margin:12px 16px 0}
.content.bleed>.card{border:0;border-radius:0;box-shadow:none}
.content.bleed .card>iframe{height:calc(100vh - 108px);min-height:640px}

/* ---------- 通用块 ---------- */
.grid{display:grid;gap:14px}
.g4{grid-template-columns:repeat(4,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:1100px){.g4{grid-template-columns:repeat(2,1fr)}.g3,.g2{grid-template-columns:1fr}}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;
  box-shadow:0 1px 2px rgba(20,60,120,.04)}
.card h3{font-size:13px;font-weight:600;margin-bottom:4px;color:var(--txt)}
.card .muted{font-size:12px;color:var(--dim)}
.metric .v{font-size:26px;font-weight:700;margin:8px 0 2px;letter-spacing:-.5px;color:var(--txt)}
.metric .d{font-size:12px;color:var(--dim)}
.tag{display:inline-block;padding:2px 8px;border-radius:20px;font-size:11px;
  border:1px solid var(--line);color:var(--dim);background:#fff}
.tag.ok{color:#15803d;border-color:#bbf7d0;background:#f0fdf4}
.tag.warn{color:#b45309;border-color:#fde68a;background:#fffbeb}
.tag.bad{color:#b91c1c;border-color:#fecaca;background:#fef2f2}
.tag.info{color:#0369a1;border-color:#bae6fd;background:#f0f9ff}
.sec-title{font-size:13px;font-weight:600;color:var(--dim);margin:22px 0 10px}
table{width:100%;border-collapse:collapse;font-size:13px}
th{text-align:left;font-weight:500;color:var(--dim2);font-size:11px;letter-spacing:.5px;
  padding:8px 10px;border-bottom:1px solid var(--line)}
td{padding:10px;border-bottom:1px solid rgba(215,228,246,.9)}
tbody tr:hover{background:var(--panel2)}
.empty{padding:40px;text-align:center;color:var(--dim2);font-size:13px}
.toolbar{display:flex;gap:8px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.chip{padding:6px 13px;border-radius:20px;border:1px solid var(--line);color:var(--dim);font-size:12px;background:#fff}
.chip.on{background:var(--brand2);border-color:var(--brand2);color:#fff}
.notice{padding:12px 14px;border-radius:8px;font-size:13px;margin-bottom:16px;
  background:#eff6ff;border:1px solid #bfdbfe;color:#1d4ed8}
.notice.warn{background:#fffbeb;border-color:#fde68a;color:#b45309}
.demo-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;
  background:#fffbeb;color:#b45309;border:1px solid #fde68a;margin-left:8px}

/* ================= 对外门户首页 ================= */
.hp{min-height:100vh;background:radial-gradient(1100px 520px at 50% -10%,#dce9fc 0%,var(--bg) 58%)}
.hp-top{display:flex;align-items:center;gap:28px;height:60px;padding:0 32px;
  border-bottom:1px solid rgba(215,228,246,.9);position:sticky;top:0;z-index:20;
  background:rgba(255,255,255,.9);backdrop-filter:blur(10px)}
.hp-brand{display:flex;align-items:baseline;gap:10px}
.hp-brand b{font-size:17px;letter-spacing:.5px;color:var(--txt)}
.hp-slogan{font-size:12px;color:var(--dim2)}
.hp-nav{display:flex;gap:22px;flex:1}
.hp-nav a{color:var(--txt2);font-size:14px;font-weight:500}
.hp-nav a:hover{color:var(--brand2)}
.hp-right{display:flex;align-items:center;gap:16px}
.hp-lang{display:flex;gap:8px;font-size:13px;color:var(--dim2)}
.hp-lang a{color:var(--dim2)}
.hp-lang a.on{color:var(--brand2);font-weight:600}
.hp-app{position:relative}
.hp-app>a{color:var(--txt2);font-size:14px}
.hp-app:hover>a{color:var(--brand2)}
.hp-pop{position:absolute;right:-10px;top:26px;width:190px;padding:16px;text-align:center;
  background:var(--panel);border:1px solid var(--line);border-radius:12px;
  box-shadow:0 20px 44px rgba(20,60,120,.16);opacity:0;visibility:hidden;transform:translateY(-6px);
  transition:.18s}
.hp-app:hover .hp-pop{opacity:1;visibility:visible;transform:translateY(0)}
.hp-pop-t{font-size:13px;margin-top:10px;color:var(--txt)}
.hp-pop-s{font-size:11px;color:var(--dim2);margin-top:4px}
.hp-btn{padding:7px 16px;border-radius:8px;background:var(--brand2);color:#fff;font-size:13px;font-weight:600}
.hp-btn:hover{background:var(--brand)}

.hp-hero{max-width:880px;margin:0 auto;padding:92px 24px 56px;text-align:center}
.hp-hero h1{font-size:44px;font-weight:600;letter-spacing:1px;
  background:linear-gradient(92deg,#0b1b33,#1a6dff);-webkit-background-clip:text;
  -webkit-text-fill-color:transparent;background-clip:text}
.hp-sub{color:var(--dim);margin-top:14px;font-size:14px}
.hp-ask{display:flex;gap:10px;margin:34px auto 0;max-width:640px;
  background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:8px 8px 8px 16px;
  box-shadow:0 14px 40px rgba(20,60,120,.10)}
.hp-ask input{flex:1;background:none;border:0;outline:none;color:var(--txt);font-size:15px}
.hp-ask button{padding:10px 22px;border-radius:10px;background:var(--brand2);color:#fff;font-weight:600}
.hp-ask button:hover{background:var(--brand)}
.hp-chips{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap}
.hp-chip{padding:6px 14px;border:1px solid var(--line);border-radius:999px;
  font-size:12px;color:var(--dim);cursor:pointer;background:#fff}
.hp-chip:hover{border-color:var(--brand);color:var(--brand2)}
.hp-links{margin-top:26px;font-size:13px;color:var(--dim2)}
.hp-links .dot{margin:0 10px}

.hp-sec{max-width:1120px;margin:0 auto;padding:34px 24px}
.hp-sec-h{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px}
.hp-sec-h h2{font-size:19px;font-weight:600;color:var(--txt)}
.hp-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.hp-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px;
  transition:.16s;box-shadow:0 1px 2px rgba(20,60,120,.04)}
.hp-card:hover{border-color:#b9d3fb;box-shadow:0 10px 26px rgba(20,60,120,.10);transform:translateY(-2px)}
.hp-card h3{font-size:14px;font-weight:600;margin:10px 0 6px;line-height:1.5;color:var(--txt)}
.hp-card .muted{font-size:12px;color:var(--dim)}
.hp-date{font-size:11px;color:var(--dim2);margin-top:12px}
.hp-thumb{height:132px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,#e8f1ff,#d3e4fd);color:#6f8db8;font-size:22px;position:relative}
.hp-dur{position:absolute;right:8px;bottom:8px;font-size:11px;color:#fff;
  background:rgba(11,27,51,.62);padding:1px 6px;border-radius:5px}
.hp-foot{border-top:1px solid var(--line);margin-top:40px;padding:28px 24px 40px;
  text-align:center;font-size:12px;color:var(--dim2)}

/* AI 对话 */
.chat-box{background:var(--panel2);border:1px solid var(--line);border-radius:12px;
  padding:16px;height:240px;overflow:auto;display:flex;flex-direction:column;gap:10px}
.chat-msg{max-width:78%;padding:9px 13px;border-radius:10px;font-size:13px;line-height:1.6}
.chat-msg.bot{background:#fff;border:1px solid var(--line);color:var(--txt);align-self:flex-start}
.chat-msg.me{background:var(--brand2);color:#fff;align-self:flex-end}
.chat-in{display:flex;gap:10px;margin-top:12px}
.chat-in input{flex:1;padding:10px 12px;background:#fff;border:1px solid var(--line);
  border-radius:9px;color:var(--txt);outline:none}
.chat-in input:focus{border-color:var(--brand)}
.chat-in button{padding:10px 20px;border-radius:9px;background:var(--brand2);color:#fff;font-weight:600}

/* 二维码占位 */
.qr-ph{width:132px;height:132px;margin:0 auto;position:relative;
  background:#fff;border:1px solid var(--line);border-radius:8px}
.qr-ph .c{position:absolute;width:26px;height:26px;border:4px solid #0b1b33;border-radius:4px}
.qr-ph .tl{left:9px;top:9px} .qr-ph .tr{right:9px;top:9px}
.qr-ph .bl{left:9px;bottom:9px} .qr-ph .br{right:9px;bottom:9px}
.qr-ph-t{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:#6f8db8;font-size:11px;text-align:center;padding:0 24px;line-height:1.4}

/* 登录弹窗 */
.modal-mask{position:fixed;inset:0;background:rgba(11,27,51,.45);z-index:60;
  display:flex;align-items:center;justify-content:center;padding:24px}
.modal{width:400px;background:var(--panel);border:1px solid var(--line);border-radius:14px;
  padding:22px 24px 26px;box-shadow:0 30px 70px rgba(20,60,120,.22)}
.modal-h{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.modal-x{color:var(--dim);font-size:20px;line-height:1}
.tabs{display:flex;gap:22px;border-bottom:1px solid var(--line);margin-bottom:18px}
.tabs a{padding-bottom:9px;font-size:13px;color:var(--dim);border-bottom:2px solid transparent}
.tabs a.on{color:var(--brand2);font-weight:600;border-bottom-color:var(--brand)}
.tab-body{text-align:left}
.tab-body .modal-t{text-align:center;font-size:13px;margin:12px 0 6px;color:var(--txt)}
.tab-body .muted{font-size:12px;color:var(--dim);text-align:center;line-height:1.7}
.tab-body code{background:var(--panel2);padding:1px 5px;border-radius:4px;font-size:11px;color:var(--brand2)}

/* ---------- 运营管理：图表 + 模块入口 ---------- */
.ops-chart{display:flex;align-items:flex-end;gap:10px;height:178px;padding:14px 2px 0;margin-top:10px}
.ops-col{flex:1;min-width:0;height:100%;display:flex;flex-direction:column;
  justify-content:flex-end;align-items:center;gap:6px}
.ops-col .v{font-size:11px;font-weight:600;color:var(--txt2);white-space:nowrap}
.ops-col .n{font-size:11px;color:var(--dim2)}
.ops-bar{width:100%;max-width:46px;border-radius:6px 6px 2px 2px;min-height:4px;
  background:linear-gradient(180deg,#5b9cff,#1a6dff);transition:height .3s ease}
.ops-bar.alt{background:linear-gradient(180deg,#bcd6ff,#7fb0ff)}
.ops-links{display:grid;grid-template-columns:repeat(auto-fill,minmax(168px,1fr));
  gap:8px;margin-top:10px}
.ops-link{display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:9px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;
  font-size:12.5px;font-weight:500;color:var(--txt2);transition:.15s}
.ops-link:hover{border-color:var(--brand);background:#f5f9ff;color:var(--brand2)}
.ops-link span{color:var(--dim2);font-size:11px;flex:0 0 auto}