/* ==========================================================
   质保云 · 后台通用样式（工具风：清晰、信息密度合理）
   ========================================================== */
:root{
  --ink:#0f172a;
  --ink-2:#475569;
  --ink-3:#94a3b8;
  --line:#e8ecf1;
  --bg:#f6f8fb;
  --brand:#1d4ed8;
  --brand-2:#1e40af;
  --brand-soft:#eff4ff;
  --ok:#047857;
  --ok-bg:#ecfdf5;
  --warn:#b45309;
  --warn-bg:#fffbeb;
  --danger:#b91c1c;
  --danger-bg:#fef2f2;
  --sidebar:#0f172a;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-font-smoothing:antialiased}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.6;font-size:14.5px;
}
a{color:var(--brand);text-decoration:none}
input,select,textarea,button{font-family:inherit;font-size:14.5px}

/* ---------- 布局 ---------- */
.layout{display:flex;min-height:100vh}
.sidebar{
  width:236px;background:var(--sidebar);color:#fff;flex:0 0 236px;
  position:fixed;top:0;bottom:0;left:0;display:flex;flex-direction:column;z-index:40;
}
.sb-brand{height:64px;display:flex;align-items:center;gap:10px;padding:0 20px;border-bottom:1px solid rgba(255,255,255,.07)}
.sb-brand .mark{
  width:28px;height:28px;border-radius:7px;background:linear-gradient(145deg,#fff,#c8d0e0);
  color:#0f172a;display:grid;place-items:center;font-weight:900;font-size:13px;flex:0 0 auto;
}
.sb-brand span{font-weight:700;font-size:15px;letter-spacing:.01em}
.sb-nav{flex:1;overflow-y:auto;padding:14px 12px}
.sb-group{font-size:11px;font-weight:700;color:rgba(255,255,255,.32);letter-spacing:.1em;text-transform:uppercase;padding:16px 10px 8px}
.sb-link{
  display:flex;align-items:center;gap:11px;height:40px;padding:0 12px;border-radius:8px;
  color:rgba(255,255,255,.66);font-size:14px;font-weight:500;margin-bottom:2px;transition:.15s;
}
.sb-link:hover{background:rgba(255,255,255,.06);color:#fff}
.sb-link.active{background:rgba(255,255,255,.1);color:#fff;font-weight:600}
.sb-link .ic{width:18px;text-align:center;opacity:.85;font-size:15px}
.sb-link .badge-dot{
  margin-left:auto;min-width:18px;height:18px;padding:0 5px;border-radius:999px;
  background:#dc2626;color:#fff;font-size:11px;font-weight:700;display:grid;place-items:center;
}
.sb-foot{padding:14px;border-top:1px solid rgba(255,255,255,.07);font-size:12.5px;color:rgba(255,255,255,.4)}

.main{flex:1;margin-left:236px;display:flex;flex-direction:column;min-width:0}
.topbar{
  height:64px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;
  justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:30;
}
.topbar h1{font-size:17px;font-weight:680;letter-spacing:-.015em}
.crumb{font-size:12.5px;color:var(--ink-3);margin-top:2px}
.topbar-right{display:flex;align-items:center;gap:16px}
.user-chip{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--ink-2)}
.avatar{
  width:32px;height:32px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:grid;place-items:center;font-weight:700;font-size:13px;
}
.content{padding:24px 28px 48px;flex:1}

/* ---------- 卡片 ---------- */
.card{background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:0 1px 2px rgba(16,24,40,.03)}
.card-head{padding:18px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:12px}
.card-head h2{font-size:15.5px;font-weight:680;letter-spacing:-.01em}
.card-head p{font-size:12.8px;color:var(--ink-3);margin-top:3px}
.card-body{padding:20px}

/* 指标卡 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:22px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 20px}
.stat .label{font-size:12.5px;color:var(--ink-3);display:flex;align-items:center;gap:6px}
.stat .val{font-size:28px;font-weight:750;letter-spacing:-.035em;margin-top:8px;font-variant-numeric:tabular-nums;line-height:1.1}
.stat .val small{font-size:13px;font-weight:500;color:var(--ink-3);letter-spacing:0;margin-left:3px}
.stat .foot{font-size:12.3px;color:var(--ink-3);margin-top:8px}
.stat.accent{background:var(--sidebar);color:#fff;border-color:var(--sidebar)}
.stat.accent .label,.stat.accent .foot{color:rgba(255,255,255,.45)}
.stat.accent .val{color:#fff}

/* ---------- 表格 ---------- */
.table-wrap{overflow-x:auto;border-radius:10px}
table.tb{width:100%;border-collapse:separate;border-spacing:0;font-size:13.8px}
table.tb thead th{
  background:#fafbfd;color:var(--ink-3);font-weight:650;font-size:12.3px;letter-spacing:.03em;
  text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);white-space:nowrap;
}
table.tb tbody td{padding:13px 14px;border-bottom:1px solid #f1f4f8;vertical-align:middle}
table.tb tbody tr:last-child td{border-bottom:0}
table.tb tbody tr:hover{background:#fbfcfe}
table.tb .mono{font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.8px}
.tb-actions{display:flex;gap:6px;white-space:nowrap}

/* ---------- 标签 ---------- */
.tag{display:inline-flex;align-items:center;gap:4px;padding:2px 9px;border-radius:6px;font-size:12px;font-weight:650;white-space:nowrap}
.tag-ok{background:var(--ok-bg);color:var(--ok)}
.tag-warn{background:var(--warn-bg);color:var(--warn)}
.tag-danger{background:var(--danger-bg);color:var(--danger)}
.tag-info{background:var(--brand-soft);color:var(--brand)}
.tag-gray{background:#f1f5f9;color:#64748b}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:7px;
  height:38px;padding:0 16px;border-radius:8px;font-size:13.8px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:.16s;white-space:nowrap;background:none;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 1px 2px rgba(29,78,216,.2)}
.btn-primary:hover{background:var(--brand-2)}
.btn-default{background:#fff;color:var(--ink-2);border-color:var(--line)}
.btn-default:hover{border-color:#cbd5e1;background:#fcfcfd;color:var(--ink)}
.btn-danger{background:#fff;color:var(--danger);border-color:#fecaca}
.btn-danger:hover{background:var(--danger-bg)}
.btn-sm{height:31px;padding:0 11px;font-size:12.8px;border-radius:6px}
.btn-lg{height:46px;padding:0 24px;font-size:15px}
.btn-block{display:flex;width:100%}
.btn:disabled{opacity:.55;cursor:not-allowed}

/* ---------- 表单 ---------- */
.form-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.form-row.cols-3{grid-template-columns:repeat(3,1fr)}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.2px;font-weight:600;color:var(--ink-2);margin-bottom:7px}
.field label .req{color:#dc2626;margin-left:2px}
.field .hint{font-size:12.3px;color:var(--ink-3);margin-top:6px}
.input,.select,.textarea{
  width:100%;height:42px;padding:0 13px;border:1px solid #dfe5ec;border-radius:8px;background:#fff;
  color:var(--ink);transition:.16s;outline:none;
}
.textarea{height:auto;padding:11px 13px;resize:vertical;min-height:88px;line-height:1.65}
.input:focus,.select:focus,.textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(29,78,216,.1)}
.input::placeholder,.textarea::placeholder{color:#b3bcc9}
.select{appearance:none;background-image:url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%2394a3b8' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 13px center;padding-right:34px}
.checkbox{display:flex;align-items:center;gap:8px;cursor:pointer;font-size:13.8px}
.checkbox input{width:16px;height:16px;accent-color:var(--brand);cursor:pointer}
.inline-form{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.inline-form .field{margin-bottom:0}

/* ---------- 提示 ---------- */
.alert{padding:12px 15px;border-radius:9px;font-size:13.5px;margin-bottom:18px;display:flex;gap:9px;align-items:flex-start}
.alert-error{background:var(--danger-bg);color:#991b1b;border:1px solid #fecaca}
.alert-ok{background:var(--ok-bg);color:#065f46;border:1px solid #a7f3d0}
.alert-warn{background:var(--warn-bg);color:#92400e;border:1px solid #fde68a}
.alert-info{background:var(--brand-soft);color:#1e40af;border:1px solid #dbeafe}

/* ---------- 空状态 ---------- */
.empty{padding:56px 20px;text-align:center;color:var(--ink-3)}
.empty .ic{font-size:38px;opacity:.28;margin-bottom:14px}
.empty p{font-size:14px;margin-bottom:16px}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-top:1px solid var(--line);font-size:13.2px;color:var(--ink-3);flex-wrap:wrap;gap:12px}
.pager .pages{display:flex;gap:5px;flex-wrap:wrap}
.pager .pages a,.pager .pages span{
  min-width:33px;height:33px;padding:0 9px;border-radius:7px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--ink-2);background:#fff;font-size:13px;
}
.pager .pages .cur{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:650}

/* ---------- 登录页 ---------- */
.auth-wrap{min-height:100vh;display:grid;grid-template-columns:1fr 1fr}
.auth-side{
  background:var(--sidebar);color:#fff;padding:56px;display:flex;flex-direction:column;justify-content:space-between;
  position:relative;overflow:hidden;
}
.auth-side::before{
  content:"";position:absolute;right:-20%;top:-10%;width:600px;height:600px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(29,78,216,.35),transparent 70%);
}
.auth-side::after{
  content:"";position:absolute;left:-10%;bottom:-15%;width:500px;height:500px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(184,146,90,.18),transparent 70%);
}
.auth-side .brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:17px;position:relative;z-index:1}
.auth-side .brand .mark{width:32px;height:32px;border-radius:8px;background:linear-gradient(145deg,#fff,#c8d0e0);color:#0f172a;display:grid;place-items:center;font-weight:900;font-size:15px}
.auth-side .lead{position:relative;z-index:1;max-width:400px}
.auth-side .lead h2{font-size:30px;line-height:1.28;letter-spacing:-.03em;font-weight:750;margin-bottom:16px}
.auth-side .lead p{color:rgba(255,255,255,.5);font-size:14.5px;line-height:1.75}
.auth-side .points{position:relative;z-index:1;display:grid;gap:13px;margin-top:32px}
.auth-side .points div{display:flex;gap:10px;font-size:13.8px;color:rgba(255,255,255,.7);align-items:flex-start}
.auth-side .points i{color:#4ade80;font-style:normal;font-weight:700}
.auth-side .foot{position:relative;z-index:1;font-size:12.5px;color:rgba(255,255,255,.3)}

.auth-main{display:flex;align-items:center;justify-content:center;padding:40px 24px;background:#fff}
.auth-box{width:100%;max-width:404px}
.auth-box h1{font-size:25px;font-weight:750;letter-spacing:-.025em;margin-bottom:8px}
.auth-box .sub{color:var(--ink-3);font-size:14px;margin-bottom:28px}
.auth-box .input{height:44px}
.auth-box .btn{height:46px}
.auth-links{display:flex;justify-content:space-between;font-size:13.2px;margin-top:18px;color:var(--ink-3)}
.captcha-row{display:flex;gap:10px}
.captcha-row .input{flex:1}
.captcha-img{height:44px;width:120px;border-radius:8px;border:1px solid #dfe5ec;cursor:pointer;flex:0 0 auto;object-fit:cover}

/* ---------- 模板选择 ---------- */
.tpl-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:11px;margin-bottom:6px}
.tpl{border:1.5px solid var(--line);border-radius:10px;padding:13px 14px;cursor:pointer;transition:.16s;position:relative}
.tpl:hover{border-color:#c7d2e0;background:#fcfdff}
.tpl.on{border-color:var(--brand);background:var(--brand-soft)}
.tpl input{position:absolute;opacity:0}
.tpl .t{font-size:13.8px;font-weight:650;display:flex;align-items:center;gap:7px}
.tpl .d{font-size:12px;color:var(--ink-3);margin-top:4px;line-height:1.55}

/* ---------- 响应式 ---------- */
.mobile-toggle{display:none}
@media(max-width:1100px){
  .stats{grid-template-columns:repeat(2,1fr)}
  .form-row,.form-row.cols-3{grid-template-columns:1fr}
}
@media(max-width:820px){
  .sidebar{transform:translateX(-100%);transition:.25s}
  .sidebar.open{transform:none}
  .main{margin-left:0}
  .auth-wrap{grid-template-columns:1fr}
  .auth-side{display:none}
  .content{padding:18px 16px 40px}
  .topbar{padding:0 16px}
  .mobile-toggle{display:grid;place-items:center;width:36px;height:36px;border-radius:8px;border:1px solid var(--line);background:#fff;cursor:pointer}
  .tpl-grid{grid-template-columns:1fr}
}

/* ---------- 侧边栏"新"角标 ---------- */
.sb-link .badge-new{
  margin-left:auto;padding:1px 6px;border-radius:5px;font-size:10.5px;font-weight:700;
  background:linear-gradient(135deg,#f0d9a8,#b8925a);color:#3b2c11;letter-spacing:.03em;
}