:root{
  --bg:#0f172a; --side:#111827; --side2:#0b1220;
  --main:#f1f5f9; --panel:#ffffff; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --prim:#4f46e5; --prim2:#6366f1;
  --ok:#16a34a; --warn:#d97706; --bad:#dc2626;
  --radius:14px; --shadow:0 1px 3px rgba(15,23,42,.08),0 8px 24px rgba(15,23,42,.06);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  background:var(--main);color:var(--ink);font-size:14px;line-height:1.5}
a{color:inherit;text-decoration:none}
code{background:#f1f5f9;padding:2px 6px;border-radius:6px;font-size:12px}
code.small{font-size:11px;word-break:break-all}
.muted{color:var(--muted)} .small{font-size:12px} .center{text-align:center}
.ok{color:var(--ok)} .warn{color:var(--warn)} .bad{color:var(--bad)}

/* 登录 */
.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh;
  background:linear-gradient(135deg,#1e1b4b,#0f172a 60%)}
.login-card{width:360px;background:#fff;border-radius:18px;padding:32px;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.brand-logo{width:42px;height:42px;border-radius:12px;background:linear-gradient(135deg,var(--prim),var(--prim2));
  color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:20px}
.login-card h1{font-size:20px;margin:0}

/* 布局 */
.layout{display:flex;min-height:100vh;padding-left:230px}   /* 给 fixed 侧栏让位，避免内容超出视口 */
.sidebar{width:230px;background:var(--side);color:#cbd5e1;display:flex;flex-direction:column;
  position:fixed;top:0;left:0;height:100vh;overflow-y:auto;z-index:10}
.side-brand{display:flex;align-items:center;gap:10px;padding:18px 16px;border-bottom:1px solid #1f2937}
.side-brand .brand-logo{width:36px;height:36px}
.side-brand-text{display:flex;flex-direction:column;line-height:1.2}
.side-brand-text strong{color:#fff;font-size:14px}
.side-nav,.nav{flex:1;padding:10px;overflow:auto}
.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:10px;margin-bottom:4px;color:#cbd5e1;font-size:14px}
.nav-item:hover{background:#1f2937;color:#fff}
.nav-item.active{background:linear-gradient(135deg,var(--prim),var(--prim2));color:#fff}
.nav-icon,.nav-ic{width:20px;flex:0 0 20px;text-align:center}
.nav-badge{margin-left:auto;background:var(--bad);color:#fff;border-radius:10px;font-size:11px;padding:1px 7px}
.side-foot{padding:12px 16px;border-top:1px solid #1f2937}

.main{flex:1;display:flex;flex-direction:column;min-width:0;width:100%}
.topbar{height:60px;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:5}
.topbar-title{font-weight:600;font-size:16px}
.topbar-right{display:flex;align-items:center;gap:10px}
.content{padding:22px;width:100%;max-width:none}

/* 卡片/面板 */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:14px;margin-bottom:18px}
.stat-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}
.stat-label{color:var(--muted);font-size:12px;margin-bottom:6px}
.stat-value{font-size:24px;font-weight:700}
.row.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;overflow:hidden;width:100%}
.panel-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--line)}
.panel-head h3{margin:0;font-size:15px}
.panel-body{padding:6px 18px 18px;overflow-x:auto}

/* 表格 */
.table{width:100%;min-width:620px;border-collapse:collapse;font-size:13px}
.table th{text-align:left;color:var(--muted);font-weight:600;padding:10px 8px;border-bottom:1px solid var(--line);white-space:nowrap}
.table td{padding:10px 8px;border-bottom:1px solid #f1f5f9;vertical-align:top}
.table tr:hover td{background:#f8fafc}
.ops{display:flex;gap:6px;flex-wrap:wrap;white-space:nowrap}

/* 徽章 */
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:12px;font-weight:600}
.badge-ok{background:#dcfce7;color:#15803d}
.badge-warn{background:#fef3c7;color:#b45309}
.badge-bad{background:#fee2e2;color:#b91c1c}
.badge-muted{background:#e2e8f0;color:#475569}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;border:1px solid transparent;
  border-radius:10px;padding:8px 14px;font-size:13px;cursor:pointer;background:#e2e8f0;color:#0f172a;transition:.15s}
.btn:hover{filter:brightness(.97)}
.btn-sm{padding:5px 10px;font-size:12px;border-radius:8px}
.btn-block{width:100%;margin-top:8px}
.btn-primary{background:linear-gradient(135deg,var(--prim),var(--prim2));color:#fff}
.btn-ok{background:#dcfce7;color:#15803d}
.btn-warn{background:#fef3c7;color:#b45309}
.btn-bad{background:#fee2e2;color:#b91c1c}
.btn-ghost{background:transparent;border-color:var(--line)}
.btn-ghost:hover{background:#f1f5f9}

/* 工具栏 */
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.filter{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.filter input,.filter select{padding:7px 10px;border:1px solid var(--line);border-radius:9px;font-size:13px;width:auto;max-width:100%}
.filter input[name=q]{min-width:160px}
.filter-count{color:var(--muted);font-size:12px;margin:-6px 0 10px}
/* 列表复选框列（批量选择） */
.chkcol{width:34px;text-align:center;padding-left:6px;padding-right:0}
.chkcol input{width:15px;height:15px;min-width:0;cursor:pointer;accent-color:var(--prim);vertical-align:middle;margin:0}
/* 批量操作栏（勾选记录后出现） */
.bulk-bar{display:none;align-items:center;gap:8px;flex-wrap:wrap;background:#eef2ff;border:1px solid #c7d2fe;
  border-radius:10px;padding:8px 12px;margin:-4px 0 12px;font-size:13px;color:#3730a3}
.bulk-bar.show{display:flex}
.bulk-bar .bulk-count{color:var(--prim);font-size:14px}
.bulk-bar select{width:auto;max-width:220px;padding:5px 8px;font-size:12px;border-radius:8px;border:1px solid #c7d2fe;background:#fff;color:var(--ink)}
.bulk-bar .btn{flex:none}
.tabs{display:flex;gap:6px}
.tab{padding:7px 14px;border-radius:9px;background:#fff;border:1px solid var(--line);font-size:13px}
.tab.active{background:var(--prim);color:#fff;border-color:var(--prim)}

/* 表单 */
form label{display:block;margin:12px 0 5px;color:var(--muted);font-size:13px}
input,select,textarea{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:10px;font-size:14px;
  font-family:inherit;background:#fff;color:var(--ink)}
textarea{min-height:70px;resize:vertical}
textarea.update-note-input,textarea.note-lg{min-height:150px}
/* 备注：与单行输入框等高，避免占满一整行大文本框 */
textarea.note-compact{min-height:0;height:42px;resize:vertical}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--prim);box-shadow:0 0 0 3px rgba(79,70,229,.12)}
.form-row{margin-bottom:10px}

/* 弹窗 */
.modal-mask{position:fixed;inset:0;background:rgba(15,23,42,.5);display:none;align-items:center;justify-content:center;z-index:50;padding:20px}
.modal-mask.open{display:flex}
/* 弹窗 = 固定头部 + 独立滚动的内容区：标题与关闭按钮永远贴着弹窗最顶部 */
.modal,.modal-box{display:flex;flex-direction:column;background:#fff;border-radius:16px;
  width:min(560px,100%);max-height:90vh;overflow:hidden;padding:0;box-shadow:var(--shadow)}
/* 头部不参与滚动 */
.modal-head{flex:0 0 auto;display:flex;align-items:center;justify-content:space-between;
  padding:16px 22px 14px;background:#fff;border-bottom:1px solid var(--line);
  border-radius:16px 16px 0 0}
.modal-head h3{margin:0;font-size:17px}
.modal-close{display:flex;align-items:center;justify-content:center;width:32px;height:32px;flex:0 0 32px;
  border:none;background:none;font-size:24px;cursor:pointer;color:var(--muted);line-height:1;border-radius:8px}
.modal-close:hover{background:#f1f5f9;color:#0f172a}
/* 只有内容区滚动（min-height:0 必须保留，否则 flex 子项不会收缩出滚动条） */
.modal-body{flex:1 1 auto;min-height:0;overflow-y:auto;padding:16px 22px 22px}
/* 提交按钮常驻弹窗底部：只留按钮本身，不加白色底衬；上方用透明间距与内容隔开 */
.modal-body form > button.btn-block[type="submit"]{
  position:sticky;bottom:0;z-index:4;margin-top:14px}
/* 表单末尾留白，滚到底时按钮不会贴住最后一段文字 */
.modal-body form{padding-bottom:8px}
/* 宽版弹窗：字段多的表单（应用 / 代理 / 经销商资料）。服务端在 HTML 里标 data-modal-wide 时自动启用 */
.modal.wide,.modal-box.wide{width:min(860px,100%)}
/* 宽版内两列栅格；非宽版（窄屏）下 .form-grid 只是普通块，字段照旧纵向排列 */
.modal.wide .form-grid,.modal-box.wide .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 18px;align-items:start}
/* 全宽表单页（资料设置 / 系统设置）：列数随容器宽度自适应，页面不再限制最大宽度 */
.form-wide .form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:0 18px;align-items:start}
.modal.wide .form-grid>*,.modal-box.wide .form-grid>*,.form-wide .form-grid>*{min-width:0}
.modal.wide .form-grid>.full,.modal-box.wide .form-grid>.full,.form-wide .form-grid>.full{grid-column:1/-1}
@media(max-width:920px){
  .modal.wide,.modal-box.wide{width:100%}
  .modal.wide .form-grid,.modal-box.wide .form-grid,.form-wide .form-grid{grid-template-columns:1fr}
}
/* 表单说明块（长文案，比 muted small 更易读） */
.tip-box{margin:10px 0 4px;padding:9px 12px;border-left:3px solid var(--prim2);background:#f8fafc;
  border-radius:0 10px 10px 0;font-size:12px;line-height:1.8;color:var(--muted)}
.tip-box b{color:#334155}
.tip-box b.hot{color:#b45309}
.tip-box code{background:#eef2ff;color:#3730a3}

/* 应用授权策略分组（门户 / 后台应用表单） */
.policy-group{margin-top:16px;padding-top:12px;border-top:1px dashed var(--line)}
.policy-group h4{margin:0 0 4px;font-size:13px}
.policy-group p.small{margin:0}

/* 客户端展示信息分组（应用表单） */
.contact-group{margin-top:16px;padding-top:12px;border-top:1px dashed var(--line)}
.contact-group h4{margin:0 0 4px;font-size:13px}
.contact-group p.small{margin:0 0 6px}
/* 公告通常较长，默认给足高度（仍可手动拉伸） */
.contact-group textarea.notice-input{min-height:220px}
.qr-row{display:flex;gap:12px;align-items:flex-start;margin:6px 0 12px}
.qr-preview{width:104px;height:104px;object-fit:contain;border:1px solid var(--line);border-radius:10px;
  background:#fff;padding:4px;flex:0 0 auto}
.qr-inputs{display:flex;flex-direction:column;gap:6px;min-width:0}
.qr-inputs input[type=file]{font-size:12px;padding:6px 8px;border:1px solid var(--line);border-radius:9px;background:#fff}
.qr-clear{display:flex;align-items:center;gap:6px;font-size:12px;color:#b91c1c;margin:0}
.qr-clear input{width:auto;min-width:0;margin:0}

/* 生成卡密结果（可导出 TXT） */
.gen-keys{width:100%;height:170px;font-family:ui-monospace,Consolas,Menlo,monospace;font-size:12px;
  line-height:1.7;white-space:pre;margin-top:8px;background:#f8fafc}

/* 快捷选项（时长/类型） */
.chips{display:flex;flex-wrap:wrap;gap:6px;margin:4px 0 10px}
.chip{padding:5px 11px;border-radius:999px;background:#eef2ff;color:#4338ca;font-size:12px;
  cursor:pointer;border:1px solid #e0e7ff;user-select:none;transition:.15s;
  display:inline-flex;align-items:center;line-height:1.5}
.chip:hover{background:#e0e7ff}
.chip input{display:none}
.chip.on,.chip:has(input:checked){background:linear-gradient(135deg,var(--prim),var(--prim2));color:#fff;border-color:transparent}

/* 提示 */
.alert{padding:11px 14px;border-radius:10px;margin-bottom:14px;font-size:13px}
.alert-info{background:#dbeafe;color:#1e40af}
.alert-warn{background:#fef3c7;color:#92400e}
.alert-bad{background:#fee2e2;color:#b91c1c}
.alert-ok{background:#dcfce7;color:#166534}
.copyable{cursor:pointer;border-bottom:1px dashed var(--muted)}
.copyable:hover{color:var(--prim)}
#toast{position:fixed;top:18px;left:50%;transform:translateX(-50%);z-index:99;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast-item{background:#0f172a;color:#fff;padding:10px 18px;border-radius:10px;font-size:13px;box-shadow:var(--shadow);animation:pop .2s}
.toast-item.ok{background:#16a34a}.toast-item.bad{background:#dc2626}
@keyframes pop{from{opacity:0;transform:translateY(-8px)}to{opacity:1}}
.pager{display:flex;gap:8px;margin-top:12px}

@media(max-width:980px){
  .stat-grid{grid-template-columns:repeat(3,1fr)}
  .row.two{grid-template-columns:1fr}
}
@media(max-width:680px){
  .layout{flex-direction:column;padding-left:0}
  .sidebar{position:static;width:100%;height:auto}
  .side-nav,.nav{display:flex;gap:6px;overflow-x:auto;padding:8px}
  .nav-item{white-space:nowrap;margin:0}
  .side-foot{display:none}
  .content{padding:14px}
  .topbar{padding:0 14px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
}